diff options
Diffstat (limited to 'drivers/video')
106 files changed, 8802 insertions, 1603 deletions
diff --git a/drivers/video/Kconfig b/drivers/video/Kconfig index bb1dada..70d135e 100644 --- a/drivers/video/Kconfig +++ b/drivers/video/Kconfig @@ -7,7 +7,7 @@ menu "Graphics support" source "drivers/char/agp/Kconfig" -source "drivers/char/drm/Kconfig" +source "drivers/gpu/drm/Kconfig" config VGASTATE tristate @@ -171,7 +171,6 @@ config FB_SYS_FOPS config FB_DEFERRED_IO bool depends on FB - default y config FB_METRONOME tristate @@ -628,11 +627,9 @@ config FB_MAC select FB_CFB_IMAGEBLIT select FB_MACMODES -# bool ' Apple DAFB display support' CONFIG_FB_DAFB config FB_HP300 bool - depends on (FB = y) && HP300 - select FB_CFB_FILLRECT + depends on (FB = y) && DIO select FB_CFB_IMAGEBLIT default y @@ -1661,6 +1658,32 @@ config FB_PM3 similar boards, 3DLabs Permedia3 Create!, Appian Jeronimo 2000 and maybe other boards. +config FB_CARMINE + tristate "Fujitsu carmine frame buffer support" + depends on FB && PCI + select FB_CFB_FILLRECT + select FB_CFB_COPYAREA + select FB_CFB_IMAGEBLIT + help + This is the frame buffer device driver for the Fujitsu Carmine chip. + The driver provides two independent frame buffer devices. + +choice + depends on FB_CARMINE + prompt "DRAM timing" + default FB_CARMINE_DRAM_EVAL + +config FB_CARMINE_DRAM_EVAL + bool "Eval board timings" + help + Use timings which work on the eval card. + +config CARMINE_DRAM_CUSTOM + bool "Custom board timings" + help + Use custom board timings. +endchoice + config FB_AU1100 bool "Au1100 LCD Driver" depends on (FB = y) && MIPS && SOC_AU1100 @@ -1828,12 +1851,13 @@ config FB_FSL_DIU config FB_W100 tristate "W100 frame buffer support" - depends on FB && PXA_SHARPSL + depends on FB && ARCH_PXA select FB_CFB_FILLRECT select FB_CFB_COPYAREA select FB_CFB_IMAGEBLIT ---help--- Frame buffer driver for the w100 as found on the Sharp SL-Cxx series. + It can also drive the w3220 chip found on iPAQ hx4700. This driver is also available as a module ( = code which can be inserted and removed from the running kernel whenever you want). The @@ -1842,6 +1866,16 @@ config FB_W100 If unsure, say N. +config FB_SH_MOBILE_LCDC + tristate "SuperH Mobile LCDC framebuffer support" + depends on FB && SUPERH + select FB_CFB_FILLRECT + select FB_CFB_COPYAREA + select FB_CFB_IMAGEBLIT + default m + ---help--- + Frame buffer driver for the on-chip SH-Mobile LCD controller. + config FB_S3C2410 tristate "S3C2410 LCD framebuffer support" depends on FB && ARCH_S3C2410 @@ -1953,6 +1987,23 @@ config FB_AM200EPD This enables support for the Metronome display controller used on the E-Ink AM-200 EPD devkit. +config FB_COBALT + tristate "Cobalt server LCD frame buffer support" + depends on FB && MIPS_COBALT + +config FB_SH7760 + bool "SH7760/SH7763 LCDC support" + depends on FB && (CPU_SUBTYPE_SH7760 || CPU_SUBTYPE_SH7763) + select FB_CFB_FILLRECT + select FB_CFB_COPYAREA + select FB_CFB_IMAGEBLIT + help + Support for the SH7760/SH7763 integrated (D)STN/TFT LCD Controller. + Supports display resolutions up to 1024x1024 pixel, grayscale and + color operation, with depths ranging from 1 bpp to 8 bpp monochrome + and 8, 15 or 16 bpp color; 90 degrees clockwise display rotation for + panels <= 320 pixel horizontal resolution. + config FB_VIRTUAL tristate "Virtual Frame Buffer support (ONLY FOR TESTING!)" depends on FB diff --git a/drivers/video/Makefile b/drivers/video/Makefile index 04bca35..0ebc1bf 100644 --- a/drivers/video/Makefile +++ b/drivers/video/Makefile @@ -106,17 +106,22 @@ obj-$(CONFIG_FB_PMAGB_B) += pmagb-b-fb.o obj-$(CONFIG_FB_MAXINE) += maxinefb.o obj-$(CONFIG_FB_METRONOME) += metronomefb.o obj-$(CONFIG_FB_S1D13XXX) += s1d13xxxfb.o +obj-$(CONFIG_FB_SH7760) += sh7760fb.o obj-$(CONFIG_FB_IMX) += imxfb.o obj-$(CONFIG_FB_S3C2410) += s3c2410fb.o obj-$(CONFIG_FB_FSL_DIU) += fsl-diu-fb.o +obj-$(CONFIG_FB_COBALT) += cobalt_lcdfb.o obj-$(CONFIG_FB_PNX4008_DUM) += pnx4008/ obj-$(CONFIG_FB_PNX4008_DUM_RGB) += pnx4008/ obj-$(CONFIG_FB_IBM_GXT4500) += gxt4500.o obj-$(CONFIG_FB_PS3) += ps3fb.o obj-$(CONFIG_FB_SM501) += sm501fb.o obj-$(CONFIG_FB_XILINX) += xilinxfb.o +obj-$(CONFIG_FB_SH_MOBILE_LCDC) += sh_mobile_lcdcfb.o +obj-$(CONFIG_FB_SH7343VOU) += sh7343_voufb.o obj-$(CONFIG_FB_OMAP) += omap/ obj-$(CONFIG_XEN_FBDEV_FRONTEND) += xen-fbfront.o +obj-$(CONFIG_FB_CARMINE) += carminefb.o # Platform or fallback drivers go here obj-$(CONFIG_FB_UVESA) += uvesafb.o diff --git a/drivers/video/acornfb.c b/drivers/video/acornfb.c index eedb828..017233d 100644 --- a/drivers/video/acornfb.c +++ b/drivers/video/acornfb.c @@ -23,6 +23,7 @@ #include <linux/string.h> #include <linux/ctype.h> #include <linux/slab.h> +#include <linux/mm.h> #include <linux/init.h> #include <linux/fb.h> #include <linux/platform_device.h> diff --git a/drivers/video/am200epd.c b/drivers/video/am200epd.c index 51e26c1..32dd851 100644 --- a/drivers/video/am200epd.c +++ b/drivers/video/am200epd.c @@ -221,7 +221,7 @@ static int am200_setup_irq(struct fb_info *info) return retval; } - return set_irq_type(IRQ_GPIO(RDY_GPIO_PIN), IRQT_FALLING); + return set_irq_type(IRQ_GPIO(RDY_GPIO_PIN), IRQ_TYPE_EDGE_FALLING); } static void am200_set_rst(struct metronomefb_par *par, int state) diff --git a/drivers/video/amifb.c b/drivers/video/amifb.c index e6492c1..b8e9a86 100644 --- a/drivers/video/amifb.c +++ b/drivers/video/amifb.c @@ -1136,7 +1136,6 @@ static int amifb_ioctl(struct fb_info *info, unsigned int cmd, unsigned long arg * Interface to the low level console driver */ -int amifb_init(void); static void amifb_deinit(void); /* @@ -2048,13 +2047,16 @@ static void amifb_copyarea(struct fb_info *info, width = x2 - dx; height = y2 - dy; + if (area->sx + dx < area->dx || area->sy + dy < area->dy) + return; + /* update sx,sy */ sx = area->sx + (dx - area->dx); sy = area->sy + (dy - area->dy); /* the source must be completely inside the virtual screen */ - if (sx < 0 || sy < 0 || (sx + width) > info->var.xres_virtual || - (sy + height) > info->var.yres_virtual) + if (sx + width > info->var.xres_virtual || + sy + height > info->var.yres_virtual) return; if (dy > sy || (dy == sy && dx > sx)) { @@ -2245,7 +2247,7 @@ static inline void chipfree(void) * Initialisation */ -int __init amifb_init(void) +static int __init amifb_init(void) { int tag, i, err = 0; u_long chipptr; @@ -2261,7 +2263,7 @@ int __init amifb_init(void) amifb_setup(option); #endif if (!MACH_IS_AMIGA || !AMIGAHW_PRESENT(AMI_VIDEO)) - return -ENXIO; + return -ENODEV; /* * We request all registers starting from bplpt[0] @@ -2333,7 +2335,7 @@ default_chipset: strcat(fb_info.fix.id, "Unknown"); goto default_chipset; #else /* CONFIG_FB_AMIGA_OCS */ - err = -ENXIO; + err = -ENODEV; goto amifb_error; #endif /* CONFIG_FB_AMIGA_OCS */ break; @@ -2383,6 +2385,9 @@ default_chipset: goto amifb_error; } + fb_videomode_to_modelist(ami_modedb, NUM_TOTAL_MODES, + &fb_info.modelist); + round_down_bpp = 0; chipptr = chipalloc(fb_info.fix.smem_len+ SPRITEMEMSIZE+ @@ -3787,16 +3792,14 @@ static void ami_rebuild_copper(void) } } - -module_init(amifb_init); - -#ifdef MODULE -MODULE_LICENSE("GPL"); - -void cleanup_module(void) +static void __exit amifb_exit(void) { unregister_framebuffer(&fb_info); amifb_deinit(); amifb_video_off(); } -#endif /* MODULE */ + +module_init(amifb_init); +module_exit(amifb_exit); + +MODULE_LICENSE("GPL"); diff --git a/drivers/video/atafb.c b/drivers/video/atafb.c index dff3547..77eb8b3 100644 --- a/drivers/video/atafb.c +++ b/drivers/video/atafb.c @@ -2593,13 +2593,16 @@ static void atafb_copyarea(struct fb_info *info, const struct fb_copyarea *area) width = x2 - dx; height = y2 - dy; + if (area->sx + dx < area->dx || area->sy + dy < area->dy) + return; + /* update sx,sy */ sx = area->sx + (dx - area->dx); sy = area->sy + (dy - area->dy); /* the source must be completely inside the virtual screen */ - if (sx < 0 || sy < 0 || (sx + width) > info->var.xres_virtual || - (sy + height) > info->var.yres_virtual) + if (sx + width > info->var.xres_virtual || + sy + height > info->var.yres_virtual) return; if (dy > sy || (dy == sy && dx > sx)) { @@ -3110,7 +3113,7 @@ int __init atafb_init(void) printk("atafb_init: start\n"); if (!MACH_IS_ATARI) - return -ENXIO; + return -ENODEV; do { #ifdef ATAFB_EXT @@ -3230,6 +3233,9 @@ int __init atafb_init(void) return -EINVAL; } + fb_videomode_to_modelist(atafb_modedb, NUM_TOTAL_MODES, + &fb_info.modelist); + atafb_set_disp(&fb_info); fb_alloc_cmap(&(fb_info.cmap), 1 << fb_info.var.bits_per_pixel, 0); diff --git a/drivers/video/atmel_lcdfb.c b/drivers/video/atmel_lcdfb.c index 8ffdf35..5b3a15d 100644 --- a/drivers/video/atmel_lcdfb.c +++ b/drivers/video/atmel_lcdfb.c @@ -256,6 +256,20 @@ static int atmel_lcdfb_alloc_video_memory(struct atmel_lcdfb_info *sinfo) return 0; } +static const struct fb_videomode *atmel_lcdfb_choose_mode(struct fb_var_screeninfo *var, + struct fb_info *info) +{ + struct fb_videomode varfbmode; + const struct fb_videomode *fbmode = NULL; + + fb_var_to_videomode(&varfbmode, var); + fbmode = fb_find_nearest_mode(&varfbmode, &info->modelist); + if (fbmode) + fb_videomode_to_var(var, fbmode); + return fbmode; +} + + /** * atmel_lcdfb_check_var - Validates a var passed in. * @var: frame buffer variable screen structure @@ -289,6 +303,15 @@ static int atmel_lcdfb_check_var(struct fb_var_screeninfo *var, clk_value_khz = clk_get_rate(sinfo->lcdc_clk) / 1000; dev_dbg(dev, "%s:\n", __func__); + + if (!(var->pixclock && var->bits_per_pixel)) { + /* choose a suitable mode if possible */ + if (!atmel_lcdfb_choose_mode(var, info)) { + dev_err(dev, "needed value not specified\n"); + return -EINVAL; + } + } + dev_dbg(dev, " resolution: %ux%u\n", var->xres, var->yres); dev_dbg(dev, " pixclk: %lu KHz\n", PICOS2KHZ(var->pixclock)); dev_dbg(dev, " bpp: %u\n", var->bits_per_pixel); @@ -299,6 +322,13 @@ static int atmel_lcdfb_check_var(struct fb_var_screeninfo *var, return -EINVAL; } + /* Do not allow to have real resoulution larger than virtual */ + if (var->xres > var->xres_virtual) + var->xres_virtual = var->xres; + + if (var->yres > var->yres_virtual) + var->yres_virtual = var->yres; + /* Force same alignment for each line */ var->xres = (var->xres + 3) & ~3UL; var->xres_virtual = (var->xres_virtual + 3) & ~3UL; @@ -379,6 +409,35 @@ static int atmel_lcdfb_check_var(struct fb_var_screeninfo *var, return 0; } +/* + * LCD reset sequence + */ +static void atmel_lcdfb_reset(struct atmel_lcdfb_info *sinfo) +{ + might_sleep(); + + /* LCD power off */ + lcdc_writel(sinfo, ATMEL_LCDC_PWRCON, sinfo->guard_time << ATMEL_LCDC_GUARDT_OFFSET); + + /* wait for the LCDC core to become idle */ + while (lcdc_readl(sinfo, ATMEL_LCDC_PWRCON) & ATMEL_LCDC_BUSY) + msleep(10); + + /* DMA disable */ + lcdc_writel(sinfo, ATMEL_LCDC_DMACON, 0); + + /* wait for DMA engine to become idle */ + while (lcdc_readl(sinfo, ATMEL_LCDC_DMACON) & ATMEL_LCDC_DMABUSY) + msleep(10); + + /* LCD power on */ + lcdc_writel(sinfo, ATMEL_LCDC_PWRCON, + (sinfo->guard_time << ATMEL_LCDC_GUARDT_OFFSET) | ATMEL_LCDC_PWR); + + /* DMA enable */ + lcdc_writel(sinfo, ATMEL_LCDC_DMACON, sinfo->default_dmacon); +} + /** * atmel_lcdfb_set_par - Alters the hardware state. * @info: frame buffer structure that represents a single frame buffer @@ -401,6 +460,8 @@ static int atmel_lcdfb_set_par(struct fb_info *info) unsigned long clk_value_khz; unsigned long bits_per_line; + might_sleep(); + dev_dbg(info->device, "%s:\n", __func__); dev_dbg(info->device, " * resolution: %ux%u (%ux%u virtual)\n", info->var.xres, info->var.yres, @@ -441,14 +502,15 @@ static int atmel_lcdfb_set_par(struct fb_info *info) value = DIV_ROUND_UP(clk_value_khz, PICOS2KHZ(info->var.pixclock)); - value = (value / 2) - 1; - dev_dbg(info->device, " * programming CLKVAL = 0x%08lx\n", value); - - if (value <= 0) { + if (value < 2) { dev_notice(info->device, "Bypassing pixel clock divider\n"); lcdc_writel(sinfo, ATMEL_LCDC_LCDCON1, ATMEL_LCDC_BYPASS); } else { - lcdc_writel(sinfo, ATMEL_LCDC_LCDCON1, value << ATMEL_LCDC_CLKVAL_OFFSET); + value = (value / 2) - 1; + dev_dbg(info->device, " * programming CLKVAL = 0x%08lx\n", + value); + lcdc_writel(sinfo, ATMEL_LCDC_LCDCON1, + value << ATMEL_LCDC_CLKVAL_OFFSET); info->var.pixclock = KHZ2PICOS(clk_value_khz / (2 * (value + 1))); dev_dbg(info->device, " updated pixclk: %lu KHz\n", PICOS2KHZ(info->var.pixclock)); @@ -510,6 +572,8 @@ static int atmel_lcdfb_set_par(struct fb_info *info) /* Disable all interrupts */ lcdc_writel(sinfo, ATMEL_LCDC_IDR, ~0UL); + /* Enable FIFO & DMA errors */ + lcdc_writel(sinfo, ATMEL_LCDC_IER, ATMEL_LCDC_UFLWI | ATMEL_LCDC_OWRI | ATMEL_LCDC_MERI); /* ...wait for DMA engine to become idle... */ while (lcdc_readl(sinfo, ATMEL_LCDC_DMACON) & ATMEL_LCDC_DMABUSY) @@ -644,10 +708,26 @@ static irqreturn_t atmel_lcdfb_interrupt(int irq, void *dev_id) u32 status; status = lcdc_readl(sinfo, ATMEL_LCDC_ISR); - lcdc_writel(sinfo, ATMEL_LCDC_IDR, status); + if (status & ATMEL_LCDC_UFLWI) { + dev_warn(info->device, "FIFO underflow %#x\n", status); + /* reset DMA and FIFO to avoid screen shifting */ + schedule_work(&sinfo->task); + } + lcdc_writel(sinfo, ATMEL_LCDC_ICR, status); return IRQ_HANDLED; } +/* + * LCD controller task (to reset the LCD) + */ +static void atmel_lcdfb_task(struct work_struct *work) +{ + struct atmel_lcdfb_info *sinfo = + container_of(work, struct atmel_lcdfb_info, task); + + atmel_lcdfb_reset(sinfo); +} + static int __init atmel_lcdfb_init_fbinfo(struct atmel_lcdfb_info *sinfo) { struct fb_info *info = sinfo->info; @@ -690,6 +770,7 @@ static int __init atmel_lcdfb_probe(struct platform_device *pdev) struct fb_info *info; struct atmel_lcdfb_info *sinfo; struct atmel_lcdfb_info *pdata_sinfo; + struct fb_videomode fbmode; struct resource *regs = NULL; struct resource *map = NULL; int ret; @@ -823,6 +904,10 @@ static int __init atmel_lcdfb_probe(struct platform_device *pdev) goto unmap_mmio; } + /* Some operations on the LCDC might sleep and + * require a preemptible task context */ + INIT_WORK(&sinfo->task, atmel_lcdfb_task); + ret = atmel_lcdfb_init_fbinfo(sinfo); if (ret < 0) { dev_err(dev, "init fbinfo failed: %d\n", ret); @@ -852,6 +937,10 @@ static int __init atmel_lcdfb_probe(struct platform_device *pdev) goto free_cmap; } + /* add selected videomode to modelist */ + fb_var_to_videomode(&fbmode, &info->var); + fb_add_videomode(&fbmode, &info->modelist); + /* Power up the LCDC screen */ if (sinfo->atmel_lcdfb_power_control) sinfo->atmel_lcdfb_power_control(1); @@ -865,6 +954,7 @@ static int __init atmel_lcdfb_probe(struct platform_device *pdev) free_cmap: fb_dealloc_cmap(&info->cmap); unregister_irqs: + cancel_work_sync(&sinfo->task); free_irq(sinfo->irq_base, info); unmap_mmio: exit_backlight(sinfo); @@ -902,6 +992,7 @@ static int __exit atmel_lcdfb_remove(struct platform_device *pdev) if (!sinfo) return 0; + cancel_work_sync(&sinfo->task); exit_backlight(sinfo); if (sinfo->atmel_lcdfb_power_control) sinfo->atmel_lcdfb_power_control(0); diff --git a/drivers/video/aty/aty128fb.c b/drivers/video/aty/aty128fb.c index 24ee96c..243ea4a 100644 --- a/drivers/video/aty/aty128fb.c +++ b/drivers/video/aty/aty128fb.c @@ -1339,10 +1339,8 @@ static int aty128_var_to_pll(u32 period_in_ps, struct aty128_pll *pll, if (vclk * 12 < c.ppll_min) vclk = c.ppll_min/12; - pll->post_divider = -1; - /* now, find an acceptable divider */ - for (i = 0; i < sizeof(post_dividers); i++) { + for (i = 0; i < ARRAY_SIZE(post_dividers); i++) { output_freq = post_dividers[i] * vclk; if (output_freq >= c.ppll_min && output_freq <= c.ppll_max) { pll->post_divider = post_dividers[i]; @@ -1350,7 +1348,7 @@ static int aty128_var_to_pll(u32 period_in_ps, struct aty128_pll *pll, } } - if (pll->post_divider < 0) + if (i == ARRAY_SIZE(post_dividers)) return -EINVAL; /* calculate feedback divider */ @@ -1872,7 +1870,7 @@ static int __devinit aty128_init(struct pci_dev *pdev, const struct pci_device_i struct fb_info *info = pci_get_drvdata(pdev); struct aty128fb_par *par = info->par; struct fb_var_screeninfo var; - char video_card[DEVICE_NAME_SIZE]; + char video_card[50]; u8 chip_rev; u32 dac; diff --git a/drivers/video/aty/atyfb_base.c b/drivers/video/aty/atyfb_base.c index e4bcf53..620ba81 100644 --- a/drivers/video/aty/atyfb_base.c +++ b/drivers/video/aty/atyfb_base.c @@ -424,7 +424,6 @@ static struct { #endif /* CONFIG_FB_ATY_CT */ }; -/* can not fail */ static int __devinit correct_chipset(struct atyfb_par *par) { u8 rev; @@ -437,6 +436,9 @@ static int __devinit correct_chipset(struct atyfb_par *par) if (par->pci_id == aty_chips[i].pci_id) break; + if (i < 0) + return -ENODEV; + name = aty_chips[i].name; par->pll_limits.pll_max = aty_chips[i].pll; par->pll_limits.mclk = aty_chips[i].mclk; @@ -2229,6 +2231,7 @@ static int __devinit aty_init(struct fb_info *info) const char *ramname = NULL, *xtal; int gtb_memsize, has_var = 0; struct fb_var_screeninfo var; + int ret; init_waitqueue_head(&par->vblank.wait); spin_lock_init(&par->int_lock); @@ -2610,7 +2613,8 @@ static int __devinit aty_init(struct fb_info *info) var.yres_virtual = var.yres; } - if (atyfb_check_var(&var, info)) { + ret = atyfb_check_var(&var, info); + if (ret) { PRINTKE("can't set default video mode\n"); goto aty_init_exit; } @@ -2621,10 +2625,12 @@ static int __devinit aty_init(struct fb_info *info) #endif /* CONFIG_FB_ATY_CT */ info->var = var; - if (fb_alloc_cmap(&info->cmap, 256, 0) < 0) + ret = fb_alloc_cmap(&info->cmap, 256, 0); + if (ret < 0) goto aty_init_exit; - if (register_framebuffer(info) < 0) { + ret = register_framebuffer(info); + if (ret < 0) { fb_dealloc_cmap(&info->cmap); goto aty_init_exit; } @@ -2650,7 +2656,7 @@ aty_init_exit: par->mtrr_aper = -1; } #endif - return -1; + return ret; } static void aty_resume_chip(struct fb_info *info) @@ -2709,8 +2715,7 @@ static int atyfb_blank(int blank, struct fb_info *info) if (par->lock_blank || par->asleep) return 0; -#ifdef CONFIG_FB_ATY_BACKLIGHT -#elif defined(CONFIG_FB_ATY_GENERIC_LCD) +#ifdef CONFIG_FB_ATY_GENERIC_LCD if (par->lcd_table && blank > FB_BLANK_NORMAL && (aty_ld_lcd(LCD_GEN_CNTL, par) & LCD_ON)) { u32 pm = aty_ld_lcd(POWER_MANAGEMENT, par); @@ -2739,8 +2744,7 @@ static int atyfb_blank(int blank, struct fb_info *info) } aty_st_le32(CRTC_GEN_CNTL, gen_cntl, par); -#ifdef CONFIG_FB_ATY_BACKLIGHT -#elif defined(CONFIG_FB_ATY_GENERIC_LCD) +#ifdef CONFIG_FB_ATY_GENERIC_LCD if (par->lcd_table && blank <= FB_BLANK_NORMAL && (aty_ld_lcd(LCD_GEN_CNTL, par) & LCD_ON)) { u32 pm = aty_ld_lcd(POWER_MANAGEMENT, par); @@ -3331,7 +3335,7 @@ static int __devinit init_from_bios(struct atyfb_par *par) PRINTKE("no BIOS frequency table found, use parameters\n"); ret = -ENXIO; } - iounmap((void* __iomem )bios_base); + iounmap((void __iomem *)bios_base); return ret; } @@ -3356,7 +3360,7 @@ static int __devinit atyfb_setup_generic(struct pci_dev *pdev, struct fb_info *i info->fix.mmio_start = raddr; par->ati_regbase = ioremap(info->fix.mmio_start, 0x1000); - if (par->ati_regbase == 0) + if (par->ati_regbase == NULL) return -ENOMEM; info->fix.mmio_start += par->aux_start ? 0x400 : 0xc00; @@ -3418,14 +3422,7 @@ static int __devinit atyfb_pci_probe(struct pci_dev *pdev, const struct pci_devi struct fb_info *info; struct resource *rp; struct atyfb_par *par; - int i, rc = -ENOMEM; - - for (i = ARRAY_SIZE(aty_chips) - 1; i >= 0; i--) - if (pdev->device == aty_chips[i].pci_id) - break; - - if (i < 0) - return -ENODEV; + int rc = -ENOMEM; /* Enable device in PCI config */ if (pci_enable_device(pdev)) { @@ -3456,7 +3453,7 @@ static int __devinit atyfb_pci_probe(struct pci_dev *pdev, const struct pci_devi par = info->par; info->fix = atyfb_fix; info->device = &pdev->dev; - par->pci_id = aty_chips[i].pci_id; + par->pci_id = pdev->device; par->res_start = res_start; par->res_size = res_size; par->irq = pdev->irq; @@ -3474,7 +3471,8 @@ static int __devinit atyfb_pci_probe(struct pci_dev *pdev, const struct pci_devi pci_set_drvdata(pdev, info); /* Init chip & register framebuffer */ - if (aty_init(info)) + rc = aty_init(info); + if (rc) goto err_release_io; #ifdef __sparc__ @@ -3655,18 +3653,62 @@ static void __devexit atyfb_pci_remove(struct pci_dev *pdev) atyfb_remove(info); } -/* - * This driver uses its own matching table. That will be more difficult - * to fix, so for now, we just match against any ATI ID and let the - * probe() function find out what's up. That also mean we don't have - * a module ID table though. - */ static struct pci_device_id atyfb_pci_tbl[] = { - { PCI_VENDOR_ID_ATI, PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, - PCI_BASE_CLASS_DISPLAY << 16, 0xff0000, 0 }, - { 0, } +#ifdef CONFIG_FB_ATY_GX + { PCI_DEVICE(PCI_VENDOR_ID_ATI, PCI_CHIP_MACH64GX) }, + { PCI_DEVICE(PCI_VENDOR_ID_ATI, PCI_CHIP_MACH64CX) }, +#endif /* CONFIG_FB_ATY_GX */ + +#ifdef CONFIG_FB_ATY_CT + { PCI_DEVICE(PCI_VENDOR_ID_ATI, PCI_CHIP_MACH64CT) }, + { PCI_DEVICE(PCI_VENDOR_ID_ATI, PCI_CHIP_MACH64ET) }, + + { PCI_DEVICE(PCI_VENDOR_ID_ATI, PCI_CHIP_MACH64LT) }, + + { PCI_DEVICE(PCI_VENDOR_ID_ATI, PCI_CHIP_MACH64VT) }, + { PCI_DEVICE(PCI_VENDOR_ID_ATI, PCI_CHIP_MACH64GT) }, + + { PCI_DEVICE(PCI_VENDOR_ID_ATI, PCI_CHIP_MACH64VU) }, + { PCI_DEVICE(PCI_VENDOR_ID_ATI, PCI_CHIP_MACH64GU) }, + + { PCI_DEVICE(PCI_VENDOR_ID_ATI, PCI_CHIP_MACH64LG) }, + + { PCI_DEVICE(PCI_VENDOR_ID_ATI, PCI_CHIP_MACH64VV) }, + + { PCI_DEVICE(PCI_VENDOR_ID_ATI, PCI_CHIP_MACH64GV) }, + { PCI_DEVICE(PCI_VENDOR_ID_ATI, PCI_CHIP_MACH64GW) }, + { PCI_DEVICE(PCI_VENDOR_ID_ATI, PCI_CHIP_MACH64GY) }, + { PCI_DEVICE(PCI_VENDOR_ID_ATI, PCI_CHIP_MACH64GZ) }, + + { PCI_DEVICE(PCI_VENDOR_ID_ATI, PCI_CHIP_MACH64GB) }, + { PCI_DEVICE(PCI_VENDOR_ID_ATI, PCI_CHIP_MACH64GD) }, + { PCI_DEVICE(PCI_VENDOR_ID_ATI, PCI_CHIP_MACH64GI) }, + { PCI_DEVICE(PCI_VENDOR_ID_ATI, PCI_CHIP_MACH64GP) }, + { PCI_DEVICE(PCI_VENDOR_ID_ATI, PCI_CHIP_MACH64GQ) }, + + { PCI_DEVICE(PCI_VENDOR_ID_ATI, PCI_CHIP_MACH64LB) }, + { PCI_DEVICE(PCI_VENDOR_ID_ATI, PCI_CHIP_MACH64LD) }, + { PCI_DEVICE(PCI_VENDOR_ID_ATI, PCI_CHIP_MACH64LI) }, + { PCI_DEVICE(PCI_VENDOR_ID_ATI, PCI_CHIP_MACH64LP) }, + { PCI_DEVICE(PCI_VENDOR_ID_ATI, PCI_CHIP_MACH64LQ) }, + + { PCI_DEVICE(PCI_VENDOR_ID_ATI, PCI_CHIP_MACH64GM) }, + { PCI_DEVICE(PCI_VENDOR_ID_ATI, PCI_CHIP_MACH64GN) }, + { PCI_DEVICE(PCI_VENDOR_ID_ATI, PCI_CHIP_MACH64GO) }, + { PCI_DEVICE(PCI_VENDOR_ID_ATI, PCI_CHIP_MACH64GL) }, + { PCI_DEVICE(PCI_VENDOR_ID_ATI, PCI_CHIP_MACH64GR) }, + { PCI_DEVICE(PCI_VENDOR_ID_ATI, PCI_CHIP_MACH64GS) }, + + { PCI_DEVICE(PCI_VENDOR_ID_ATI, PCI_CHIP_MACH64LM) }, + { PCI_DEVICE(PCI_VENDOR_ID_ATI, PCI_CHIP_MACH64LN) }, + { PCI_DEVICE(PCI_VENDOR_ID_ATI, PCI_CHIP_MACH64LR) }, + { PCI_DEVICE(PCI_VENDOR_ID_ATI, PCI_CHIP_MACH64LS) }, +#endif /* CONFIG_FB_ATY_CT */ + { } }; +MODULE_DEVICE_TABLE(pci, atyfb_pci_tbl); + static struct pci_driver atyfb_driver = { .name = "atyfb", .id_table = atyfb_pci_tbl, diff --git a/drivers/video/aty/radeon_base.c b/drivers/video/aty/radeon_base.c index 72cd0d2..652273e 100644 --- a/drivers/video/aty/radeon_base.c +++ b/drivers/video/aty/radeon_base.c @@ -2098,15 +2098,7 @@ static void radeon_identify_vram(struct radeonfb_info *rinfo) static ssize_t radeon_show_one_edid(char *buf, loff_t off, size_t count, const u8 *edid) { - if (off > EDID_LENGTH) - return 0; - - if (off + count > EDID_LENGTH) - count = EDID_LENGTH - off; - - memcpy(buf, edid + off, count); - - return count; + return memory_read_from_buffer(buf, count, &off, edid, EDID_LENGTH); } @@ -2161,6 +2153,7 @@ static int __devinit radeonfb_pci_register (struct pci_dev *pdev, struct radeonfb_info *rinfo; int ret; unsigned char c1, c2; + int err = 0; pr_debug("radeonfb_pci_register BEGIN\n"); @@ -2277,8 +2270,8 @@ static int __devinit radeonfb_pci_register (struct pci_dev *pdev, do { rinfo->fb_base = ioremap (rinfo->fb_base_phys, rinfo->mapped_vram); - } while ( rinfo->fb_base == 0 && - ((rinfo->mapped_vram /=2) >= MIN_MAPPED_VRAM) ); + } while (rinfo->fb_base == NULL && + ((rinfo->mapped_vram /= 2) >= MIN_MAPPED_VRAM)); if (rinfo->fb_base == NULL) { printk (KERN_ERR "radeonfb (%s): cannot map FB\n", @@ -2340,9 +2333,14 @@ static int __devinit radeonfb_pci_register (struct pci_dev *pdev, /* Register some sysfs stuff (should be done better) */ if (rinfo->mon1_EDID) - sysfs_create_bin_file(&rinfo->pdev->dev.kobj, &edid1_attr); + err |= sysfs_create_bin_file(&rinfo->pdev->dev.kobj, + &edid1_attr); if (rinfo->mon2_EDID) - sysfs_create_bin_file(&rinfo->pdev->dev.kobj, &edid2_attr); + err |= sysfs_create_bin_file(&rinfo->pdev->dev.kobj, + &edid2_attr); + if (err) + pr_warning("%s() Creating sysfs files failed, continuing\n", + __func__); /* save current mode regs before we switch into the new one * so we can restore this upon __exit diff --git a/drivers/video/aty/radeonfb.h b/drivers/video/aty/radeonfb.h index c347e38..ccbfffd 100644 --- a/drivers/video/aty/radeonfb.h +++ b/drivers/video/aty/radeonfb.h @@ -289,7 +289,7 @@ struct radeonfb_info { struct radeon_regs state; struct radeon_regs init_state; - char name[DEVICE_NAME_SIZE]; + char name[50]; unsigned long mmio_base_phys; unsigned long fb_base_phys; diff --git a/drivers/video/backlight/Kconfig b/drivers/video/backlight/Kconfig index dcd8073..452b770 100644 --- a/drivers/video/backlight/Kconfig +++ b/drivers/video/backlight/Kconfig @@ -36,6 +36,30 @@ config LCD_LTV350QV The LTV350QV panel is present on all ATSTK1000 boards. +config LCD_ILI9320 + tristate + depends on LCD_CLASS_DEVICE && BACKLIGHT_LCD_SUPPORT + default n + help + If you have a panel based on the ILI9320 controller chip + then say y to include a power driver for it. + +config LCD_VGG2432A4 + tristate "VGG2432A4 LCM device support" + depends on BACKLIGHT_LCD_SUPPORT && LCD_CLASS_DEVICE && SPI_MASTER + select LCD_ILI9320 + default n + help + If you have a VGG2432A4 panel based on the ILI9320 controller chip + then say y to include a power driver for it. + +config LCD_PLATFORM + tristate "Platform LCD controls" + depends on LCD_CLASS_DEVICE + help + This driver provides a platform-device registered LCD power + control interface. + # # Backlight # @@ -63,6 +87,18 @@ config BACKLIGHT_ATMEL_LCDC If in doubt, it's safe to enable this option; it doesn't kick in unless the board's description says it's wired that way. +config BACKLIGHT_ATMEL_PWM + tristate "Atmel PWM backlight control" + depends on BACKLIGHT_CLASS_DEVICE && ATMEL_PWM + default n + help + Say Y here if you want to use the PWM peripheral in Atmel AT91 and + AVR32 devices. This driver will need additional platform data to know + which PWM instance to use and how to configure it. + + To compile this driver as a module, choose M here: the module will be + called atmel-pwm-bl. + config BACKLIGHT_CORGI tristate "Generic (aka Sharp Corgi) Backlight Driver" depends on BACKLIGHT_CLASS_DEVICE @@ -112,3 +148,19 @@ config BACKLIGHT_CARILLO_RANCH help If you have a Intel LE80578 (Carillo Ranch) say Y to enable the backlight driver. + +config BACKLIGHT_PWM + tristate "Generic PWM based Backlight Driver" + depends on BACKLIGHT_CLASS_DEVICE && HAVE_PWM + help + If you have a LCD backlight adjustable by PWM, say Y to enable + this driver. + +config BACKLIGHT_MBP_NVIDIA + tristate "MacBook Pro Nvidia Backlight Driver" + depends on BACKLIGHT_CLASS_DEVICE && X86 + default n + help + If you have an Apple Macbook Pro with Nvidia graphics hardware say Y + to enable a driver for its backlight + diff --git a/drivers/video/backlight/Makefile b/drivers/video/backlight/Makefile index 33f6c7c..b405aac 100644 --- a/drivers/video/backlight/Makefile +++ b/drivers/video/backlight/Makefile @@ -1,12 +1,19 @@ # Backlight & LCD drivers obj-$(CONFIG_LCD_CLASS_DEVICE) += lcd.o -obj-$(CONFIG_LCD_LTV350QV) += ltv350qv.o +obj-$(CONFIG_LCD_LTV350QV) += ltv350qv.o +obj-$(CONFIG_LCD_ILI9320) += ili9320.o +obj-$(CONFIG_LCD_PLATFORM) += platform_lcd.o +obj-$(CONFIG_LCD_VGG2432A4) += vgg2432a4.o obj-$(CONFIG_BACKLIGHT_CLASS_DEVICE) += backlight.o +obj-$(CONFIG_BACKLIGHT_ATMEL_PWM) += atmel-pwm-bl.o obj-$(CONFIG_BACKLIGHT_CORGI) += corgi_bl.o obj-$(CONFIG_BACKLIGHT_HP680) += hp680_bl.o obj-$(CONFIG_BACKLIGHT_LOCOMO) += locomolcd.o obj-$(CONFIG_BACKLIGHT_OMAP1) += omap1_bl.o obj-$(CONFIG_BACKLIGHT_PROGEAR) += progear_bl.o obj-$(CONFIG_BACKLIGHT_CARILLO_RANCH) += cr_bllcd.o +obj-$(CONFIG_BACKLIGHT_PWM) += pwm_bl.o +obj-$(CONFIG_BACKLIGHT_MBP_NVIDIA) += mbp_nvidia_bl.o + diff --git a/drivers/video/backlight/atmel-pwm-bl.c b/drivers/video/backlight/atmel-pwm-bl.c new file mode 100644 index 0000000..505c082 --- /dev/null +++ b/drivers/video/backlight/atmel-pwm-bl.c @@ -0,0 +1,244 @@ +/* + * Copyright (C) 2008 Atmel Corporation + * + * Backlight driver using Atmel PWM peripheral. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 as published by + * the Free Software Foundation. + */ +#include <linux/init.h> +#include <linux/kernel.h> +#include <linux/module.h> +#include <linux/platform_device.h> +#include <linux/fb.h> +#include <linux/clk.h> +#include <linux/gpio.h> +#include <linux/backlight.h> +#include <linux/atmel_pwm.h> +#include <linux/atmel-pwm-bl.h> + +struct atmel_pwm_bl { + const struct atmel_pwm_bl_platform_data *pdata; + struct backlight_device *bldev; + struct platform_device *pdev; + struct pwm_channel pwmc; + int gpio_on; +}; + +static int atmel_pwm_bl_set_intensity(struct backlight_device *bd) +{ + struct atmel_pwm_bl *pwmbl = bl_get_data(bd); + int intensity = bd->props.brightness; + int pwm_duty; + + if (bd->props.power != FB_BLANK_UNBLANK) + intensity = 0; + if (bd->props.fb_blank != FB_BLANK_UNBLANK) + intensity = 0; + + if (pwmbl->pdata->pwm_active_low) + pwm_duty = pwmbl->pdata->pwm_duty_min + intensity; + else + pwm_duty = pwmbl->pdata->pwm_duty_max - intensity; + + if (pwm_duty > pwmbl->pdata->pwm_duty_max) + pwm_duty = pwmbl->pdata->pwm_duty_max; + if (pwm_duty < pwmbl->pdata->pwm_duty_min) + pwm_duty = pwmbl->pdata->pwm_duty_min; + + if (!intensity) { + if (pwmbl->gpio_on != -1) { + gpio_set_value(pwmbl->gpio_on, + 0 ^ pwmbl->pdata->on_active_low); + } + pwm_channel_writel(&pwmbl->pwmc, PWM_CUPD, pwm_duty); + pwm_channel_disable(&pwmbl->pwmc); + } else { + pwm_channel_enable(&pwmbl->pwmc); + pwm_channel_writel(&pwmbl->pwmc, PWM_CUPD, pwm_duty); + if (pwmbl->gpio_on != -1) { + gpio_set_value(pwmbl->gpio_on, + 1 ^ pwmbl->pdata->on_active_low); + } + } + + return 0; +} + +static int atmel_pwm_bl_get_intensity(struct backlight_device *bd) +{ + struct atmel_pwm_bl *pwmbl = bl_get_data(bd); + u8 intensity; + + if (pwmbl->pdata->pwm_active_low) { + intensity = pwm_channel_readl(&pwmbl->pwmc, PWM_CDTY) - + pwmbl->pdata->pwm_duty_min; + } else { + intensity = pwmbl->pdata->pwm_duty_max - + pwm_channel_readl(&pwmbl->pwmc, PWM_CDTY); + } + + return intensity; +} + +static int atmel_pwm_bl_init_pwm(struct atmel_pwm_bl *pwmbl) +{ + unsigned long pwm_rate = pwmbl->pwmc.mck; + unsigned long prescale = DIV_ROUND_UP(pwm_rate, + (pwmbl->pdata->pwm_frequency * + pwmbl->pdata->pwm_compare_max)) - 1; + + /* + * Prescale must be power of two and maximum 0xf in size because of + * hardware limit. PWM speed will be: + * PWM module clock speed / (2 ^ prescale). + */ + prescale = fls(prescale); + if (prescale > 0xf) + prescale = 0xf; + + pwm_channel_writel(&pwmbl->pwmc, PWM_CMR, prescale); + pwm_channel_writel(&pwmbl->pwmc, PWM_CDTY, + pwmbl->pdata->pwm_duty_min + + pwmbl->bldev->props.brightness); + pwm_channel_writel(&pwmbl->pwmc, PWM_CPRD, + pwmbl->pdata->pwm_compare_max); + + dev_info(&pwmbl->pdev->dev, "Atmel PWM backlight driver " + "(%lu Hz)\n", pwmbl->pwmc.mck / + pwmbl->pdata->pwm_compare_max / + (1 << prescale)); + + return pwm_channel_enable(&pwmbl->pwmc); +} + +static struct backlight_ops atmel_pwm_bl_ops = { + .get_brightness = atmel_pwm_bl_get_intensity, + .update_status = atmel_pwm_bl_set_intensity, +}; + +static int atmel_pwm_bl_probe(struct platform_device *pdev) +{ + const struct atmel_pwm_bl_platform_data *pdata; + struct backlight_device *bldev; + struct atmel_pwm_bl *pwmbl; + int retval; + + pwmbl = kzalloc(sizeof(struct atmel_pwm_bl), GFP_KERNEL); + if (!pwmbl) + return -ENOMEM; + + pwmbl->pdev = pdev; + + pdata = pdev->dev.platform_data; + if (!pdata) { + retval = -ENODEV; + goto err_free_mem; + } + + if (pdata->pwm_compare_max < pdata->pwm_duty_max || + pdata->pwm_duty_min > pdata->pwm_duty_max || + pdata->pwm_frequency == 0) { + retval = -EINVAL; + goto err_free_mem; + } + + pwmbl->pdata = pdata; + pwmbl->gpio_on = pdata->gpio_on; + + retval = pwm_channel_alloc(pdata->pwm_channel, &pwmbl->pwmc); + if (retval) + goto err_free_mem; + + if (pwmbl->gpio_on != -1) { + retval = gpio_request(pwmbl->gpio_on, "gpio_atmel_pwm_bl"); + if (retval) { + pwmbl->gpio_on = -1; + goto err_free_pwm; + } + + /* Turn display off by defatult. */ + retval = gpio_direction_output(pwmbl->gpio_on, + 0 ^ pdata->on_active_low); + if (retval) + goto err_free_gpio; + } + + bldev = backlight_device_register("atmel-pwm-bl", + &pdev->dev, pwmbl, &atmel_pwm_bl_ops); + if (IS_ERR(bldev)) { + retval = PTR_ERR(bldev); + goto err_free_gpio; + } + + pwmbl->bldev = bldev; + + platform_set_drvdata(pdev, pwmbl); + + /* Power up the backlight by default at middle intesity. */ + bldev->props.power = FB_BLANK_UNBLANK; + bldev->props.max_brightness = pdata->pwm_duty_max - pdata->pwm_duty_min; + bldev->props.brightness = bldev->props.max_brightness / 2; + + retval = atmel_pwm_bl_init_pwm(pwmbl); + if (retval) + goto err_free_bl_dev; + + atmel_pwm_bl_set_intensity(bldev); + + return 0; + +err_free_bl_dev: + platform_set_drvdata(pdev, NULL); + backlight_device_unregister(bldev); +err_free_gpio: + if (pwmbl->gpio_on != -1) + gpio_free(pwmbl->gpio_on); +err_free_pwm: + pwm_channel_free(&pwmbl->pwmc); +err_free_mem: + kfree(pwmbl); + return retval; +} + +static int __exit atmel_pwm_bl_remove(struct platform_device *pdev) +{ + struct atmel_pwm_bl *pwmbl = platform_get_drvdata(pdev); + + if (pwmbl->gpio_on != -1) { + gpio_set_value(pwmbl->gpio_on, 0); + gpio_free(pwmbl->gpio_on); + } + pwm_channel_disable(&pwmbl->pwmc); + pwm_channel_free(&pwmbl->pwmc); + backlight_device_unregister(pwmbl->bldev); + platform_set_drvdata(pdev, NULL); + kfree(pwmbl); + + return 0; +} + +static struct platform_driver atmel_pwm_bl_driver = { + .driver = { + .name = "atmel-pwm-bl", + }, + /* REVISIT add suspend() and resume() */ + .remove = __exit_p(atmel_pwm_bl_remove), +}; + +static int __init atmel_pwm_bl_init(void) +{ + return platform_driver_probe(&atmel_pwm_bl_driver, atmel_pwm_bl_probe); +} +module_init(atmel_pwm_bl_init); + +static void __exit atmel_pwm_bl_exit(void) +{ + platform_driver_unregister(&atmel_pwm_bl_driver); +} +module_exit(atmel_pwm_bl_exit); + +MODULE_AUTHOR("Hans-Christian egtvedt <hans-christian.egtvedt@atmel.com>"); +MODULE_DESCRIPTION("Atmel PWM backlight driver"); +MODULE_LICENSE("GPL"); diff --git a/drivers/video/backlight/backlight.c b/drivers/video/backlight/backlight.c index 3939475..fab0bc8 100644 --- a/drivers/video/backlight/backlight.c +++ b/drivers/video/backlight/backlight.c @@ -191,6 +191,7 @@ static struct device_attribute bl_device_attributes[] = { * backlight_device class. * @name: the name of the new object(must be the same as the name of the * respective framebuffer device). + * @parent: a pointer to the parent device * @devdata: an optional pointer to be stored for private driver use. The * methods may retrieve it by using bl_get_data(bd). * @ops: the backlight operations structure. diff --git a/drivers/video/backlight/ili9320.c b/drivers/video/backlight/ili9320.c new file mode 100644 index 0000000..ba89b41 --- /dev/null +++ b/drivers/video/backlight/ili9320.c @@ -0,0 +1,330 @@ +/* drivers/video/backlight/ili9320.c + * + * ILI9320 LCD controller driver core. + * + * Copyright 2007 Simtec Electronics + * http://armlinux.simtec.co.uk/ + * Ben Dooks <ben@simtec.co.uk> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. +*/ + +#include <linux/delay.h> +#include <linux/err.h> +#include <linux/fb.h> +#include <linux/init.h> +#include <linux/lcd.h> +#include <linux/module.h> + +#include <linux/spi/spi.h> + +#include <video/ili9320.h> + +#include "ili9320.h" + + +static inline int ili9320_write_spi(struct ili9320 *ili, + unsigned int reg, + unsigned int value) +{ + struct ili9320_spi *spi = &ili->access.spi; + unsigned char *addr = spi->buffer_addr; + unsigned char *data = spi->buffer_data; + + /* spi message consits of: + * first byte: ID and operation + */ + + addr[0] = spi->id | ILI9320_SPI_INDEX | ILI9320_SPI_WRITE; + addr[1] = reg >> 8; + addr[2] = reg; + + /* second message is the data to transfer */ + + data[0] = spi->id | ILI9320_SPI_DATA | ILI9320_SPI_WRITE; + data[1] = value >> 8; + data[2] = value; + + return spi_sync(spi->dev, &spi->message); +} + +int ili9320_write(struct ili9320 *ili, unsigned int reg, unsigned int value) +{ + dev_dbg(ili->dev, "write: reg=%02x, val=%04x\n", reg, value); + return ili->write(ili, reg, value); +} + +EXPORT_SYMBOL_GPL(ili9320_write); + +int ili9320_write_regs(struct ili9320 *ili, + struct ili9320_reg *values, + int nr_values) +{ + int index; + int ret; + + for (index = 0; index < nr_values; index++, values++) { + ret = ili9320_write(ili, values->address, values->value); + if (ret != 0) + return ret; + } + + return 0; +} + +EXPORT_SYMBOL_GPL(ili9320_write_regs); + +static void ili9320_reset(struct ili9320 *lcd) +{ + struct ili9320_platdata *cfg = lcd->platdata; + + cfg->reset(1); + mdelay(50); + + cfg->reset(0); + mdelay(50); + + cfg->reset(1); + mdelay(100); +} + +static inline int ili9320_init_chip(struct ili9320 *lcd) +{ + int ret; + + ili9320_reset(lcd); + + ret = lcd->client->init(lcd, lcd->platdata); + if (ret != 0) { + dev_err(lcd->dev, "failed to initialise display\n"); + return ret; + } + + lcd->initialised = 1; + return 0; +} + +static inline int ili9320_power_on(struct ili9320 *lcd) +{ + if (!lcd->initialised) + ili9320_init_chip(lcd); + + lcd->display1 |= (ILI9320_DISPLAY1_D(3) | ILI9320_DISPLAY1_BASEE); + ili9320_write(lcd, ILI9320_DISPLAY1, lcd->display1); + + return 0; +} + +static inline int ili9320_power_off(struct ili9320 *lcd) +{ + lcd->display1 &= ~(ILI9320_DISPLAY1_D(3) | ILI9320_DISPLAY1_BASEE); + ili9320_write(lcd, ILI9320_DISPLAY1, lcd->display1); + + return 0; +} + +#define POWER_IS_ON(pwr) ((pwr) <= FB_BLANK_NORMAL) + +static int ili9320_power(struct ili9320 *lcd, int power) +{ + int ret = 0; + + dev_dbg(lcd->dev, "power %d => %d\n", lcd->power, power); + + if (POWER_IS_ON(power) && !POWER_IS_ON(lcd->power)) + ret = ili9320_power_on(lcd); + else if (!POWER_IS_ON(power) && POWER_IS_ON(lcd->power)) + ret = ili9320_power_off(lcd); + + if (ret == 0) + lcd->power = power; + else + dev_warn(lcd->dev, "failed to set power mode %d\n", power); + + return ret; +} + +static inline struct ili9320 *to_our_lcd(struct lcd_device *lcd) +{ + return lcd_get_data(lcd); +} + +static int ili9320_set_power(struct lcd_device *ld, int power) +{ + struct ili9320 *lcd = to_our_lcd(ld); + + return ili9320_power(lcd, power); +} + +static int ili9320_get_power(struct lcd_device *ld) +{ + struct ili9320 *lcd = to_our_lcd(ld); + + return lcd->power; +} + +static struct lcd_ops ili9320_ops = { + .get_power = ili9320_get_power, + .set_power = ili9320_set_power, +}; + +static void __devinit ili9320_setup_spi(struct ili9320 *ili, + struct spi_device *dev) +{ + struct ili9320_spi *spi = &ili->access.spi; + + ili->write = ili9320_write_spi; + spi->dev = dev; + + /* fill the two messages we are going to use to send the data + * with, the first the address followed by the data. The datasheet + * says they should be done as two distinct cycles of the SPI CS line. + */ + + spi->xfer[0].tx_buf = spi->buffer_addr; + spi->xfer[1].tx_buf = spi->buffer_data; + spi->xfer[0].len = 3; + spi->xfer[1].len = 3; + spi->xfer[0].bits_per_word = 8; + spi->xfer[1].bits_per_word = 8; + spi->xfer[0].cs_change = 1; + + spi_message_init(&spi->message); + spi_message_add_tail(&spi->xfer[0], &spi->message); + spi_message_add_tail(&spi->xfer[1], &spi->message); +} + +int __devinit ili9320_probe_spi(struct spi_device *spi, + struct ili9320_client *client) +{ + struct ili9320_platdata *cfg = spi->dev.platform_data; + struct device *dev = &spi->dev; + struct ili9320 *ili; + struct lcd_device *lcd; + int ret = 0; + + /* verify we where given some information */ + + if (cfg == NULL) { + dev_err(dev, "no platform data supplied\n"); + return -EINVAL; + } + + if (cfg->hsize <= 0 || cfg->vsize <= 0 || cfg->reset == NULL) { + dev_err(dev, "invalid platform data supplied\n"); + return -EINVAL; + } + + /* allocate and initialse our state */ + + ili = kzalloc(sizeof(struct ili9320), GFP_KERNEL); + if (ili == NULL) { + dev_err(dev, "no memory for device\n"); + return -ENOMEM; + } + + ili->access.spi.id = ILI9320_SPI_IDCODE | ILI9320_SPI_ID(1); + + ili->dev = dev; + ili->client = client; + ili->power = FB_BLANK_POWERDOWN; + ili->platdata = cfg; + + dev_set_drvdata(&spi->dev, ili); + + ili9320_setup_spi(ili, spi); + + lcd = lcd_device_register("ili9320", dev, ili, &ili9320_ops); + if (IS_ERR(lcd)) { + dev_err(dev, "failed to register lcd device\n"); + ret = PTR_ERR(lcd); + goto err_free; + } + + ili->lcd = lcd; + + dev_info(dev, "initialising %s\n", client->name); + + ret = ili9320_power(ili, FB_BLANK_UNBLANK); + if (ret != 0) { + dev_err(dev, "failed to set lcd power state\n"); + goto err_unregister; + } + + return 0; + + err_unregister: + lcd_device_unregister(lcd); + + err_free: + kfree(ili); + + return ret; +} + +EXPORT_SYMBOL_GPL(ili9320_probe_spi); + +int __devexit ili9320_remove(struct ili9320 *ili) +{ + ili9320_power(ili, FB_BLANK_POWERDOWN); + + lcd_device_unregister(ili->lcd); + kfree(ili); + + return 0; +} + +EXPORT_SYMBOL_GPL(ili9320_remove); + +#ifdef CONFIG_PM +int ili9320_suspend(struct ili9320 *lcd, pm_message_t state) +{ + int ret; + + dev_dbg(lcd->dev, "%s: event %d\n", __func__, state.event); + + if (state.event == PM_EVENT_SUSPEND) { + ret = ili9320_power(lcd, FB_BLANK_POWERDOWN); + + if (lcd->platdata->suspend == ILI9320_SUSPEND_DEEP) { + ili9320_write(lcd, ILI9320_POWER1, lcd->power1 | + ILI9320_POWER1_SLP | + ILI9320_POWER1_DSTB); + lcd->initialised = 0; + } + + return ret; + } + + return 0; +} + +EXPORT_SYMBOL_GPL(ili9320_suspend); + +int ili9320_resume(struct ili9320 *lcd) +{ + dev_info(lcd->dev, "resuming from power state %d\n", lcd->power); + + if (lcd->platdata->suspend == ILI9320_SUSPEND_DEEP) { + ili9320_write(lcd, ILI9320_POWER1, 0x00); + } + + return ili9320_power(lcd, FB_BLANK_UNBLANK); +} + +EXPORT_SYMBOL_GPL(ili9320_resume); +#endif + +/* Power down all displays on reboot, poweroff or halt */ +void ili9320_shutdown(struct ili9320 *lcd) +{ + ili9320_power(lcd, FB_BLANK_POWERDOWN); +} + +EXPORT_SYMBOL_GPL(ili9320_shutdown); + +MODULE_AUTHOR("Ben Dooks <ben-linux@fluff.org>"); +MODULE_DESCRIPTION("ILI9320 LCD Driver"); +MODULE_LICENSE("GPL v2"); diff --git a/drivers/video/backlight/ili9320.h b/drivers/video/backlight/ili9320.h new file mode 100644 index 0000000..e388eca --- /dev/null +++ b/drivers/video/backlight/ili9320.h @@ -0,0 +1,80 @@ +/* drivers/video/backlight/ili9320.h + * + * ILI9320 LCD controller driver core. + * + * Copyright 2007 Simtec Electronics + * Ben Dooks <ben@simtec.co.uk> + * + * http://armlinux.simtec.co.uk/ + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. +*/ + +/* Holder for register and value pairs. */ +struct ili9320_reg { + unsigned short address; + unsigned short value; +}; + +struct ili9320; + +struct ili9320_client { + const char *name; + int (*init)(struct ili9320 *ili, struct ili9320_platdata *cfg); + +}; +/* Device attached via an SPI bus. */ +struct ili9320_spi { + struct spi_device *dev; + struct spi_message message; + struct spi_transfer xfer[2]; + + unsigned char id; + unsigned char buffer_addr[4]; + unsigned char buffer_data[4]; +}; + +/* ILI9320 device state. */ +struct ili9320 { + union { + struct ili9320_spi spi; /* SPI attachged device. */ + } access; /* Register access method. */ + + struct device *dev; + struct lcd_device *lcd; /* LCD device we created. */ + struct ili9320_client *client; + struct ili9320_platdata *platdata; + + int power; /* current power state. */ + int initialised; + + unsigned short display1; + unsigned short power1; + + int (*write)(struct ili9320 *ili, unsigned int reg, unsigned int val); +}; + + +/* ILI9320 register access routines */ + +extern int ili9320_write(struct ili9320 *ili, + unsigned int reg, unsigned int value); + +extern int ili9320_write_regs(struct ili9320 *ili, + struct ili9320_reg *values, + int nr_values); + +/* Device probe */ + +extern int ili9320_probe_spi(struct spi_device *spi, + struct ili9320_client *cli); + +extern int ili9320_remove(struct ili9320 *lcd); +extern void ili9320_shutdown(struct ili9320 *lcd); + +/* PM */ + +extern int ili9320_suspend(struct ili9320 *lcd, pm_message_t state); +extern int ili9320_resume(struct ili9320 *lcd); diff --git a/drivers/video/backlight/lcd.c b/drivers/video/backlight/lcd.c index 299fd31..b15b2b8 100644 --- a/drivers/video/backlight/lcd.c +++ b/drivers/video/backlight/lcd.c @@ -33,7 +33,7 @@ static int fb_notifier_callback(struct notifier_block *self, ld = container_of(self, struct lcd_device, fb_notif); mutex_lock(&ld->ops_lock); if (ld->ops) - if (!ld->ops->check_fb || ld->ops->check_fb(evdata->info)) + if (!ld->ops->check_fb || ld->ops->check_fb(ld, evdata->info)) ld->ops->set_power(ld, *(int *)evdata->data); mutex_unlock(&ld->ops_lock); return 0; diff --git a/drivers/video/backlight/mbp_nvidia_bl.c b/drivers/video/backlight/mbp_nvidia_bl.c new file mode 100644 index 0000000..385cba4 --- /dev/null +++ b/drivers/video/backlight/mbp_nvidia_bl.c @@ -0,0 +1,116 @@ +/* + * Backlight Driver for Nvidia 8600 in Macbook Pro + * + * Copyright (c) Red Hat <mjg@redhat.com> + * Based on code from Pommed: + * Copyright (C) 2006 Nicolas Boichat <nicolas @boichat.ch> + * Copyright (C) 2006 Felipe Alfaro Solana <felipe_alfaro @linuxmail.org> + * Copyright (C) 2007 Julien BLACHE <jb@jblache.org> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * This driver triggers SMIs which cause the firmware to change the + * backlight brightness. This is icky in many ways, but it's impractical to + * get at the firmware code in order to figure out what it's actually doing. + */ + +#include <linux/module.h> +#include <linux/kernel.h> +#include <linux/init.h> +#include <linux/platform_device.h> +#include <linux/backlight.h> +#include <linux/err.h> +#include <linux/dmi.h> +#include <linux/io.h> + +static struct backlight_device *mbp_backlight_device; + +static struct dmi_system_id __initdata mbp_device_table[] = { + { + .ident = "3,1", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Apple Inc."), + DMI_MATCH(DMI_PRODUCT_NAME, "MacBookPro3,1"), + }, + }, + { + .ident = "3,2", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Apple Inc."), + DMI_MATCH(DMI_PRODUCT_NAME, "MacBookPro3,2"), + }, + }, + { + .ident = "4,1", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Apple Inc."), + DMI_MATCH(DMI_PRODUCT_NAME, "MacBookPro4,1"), + }, + }, + { } +}; + +static int mbp_send_intensity(struct backlight_device *bd) +{ + int intensity = bd->props.brightness; + + outb(0x04 | (intensity << 4), 0xb3); + outb(0xbf, 0xb2); + + return 0; +} + +static int mbp_get_intensity(struct backlight_device *bd) +{ + outb(0x03, 0xb3); + outb(0xbf, 0xb2); + return inb(0xb3) >> 4; +} + +static struct backlight_ops mbp_ops = { + .get_brightness = mbp_get_intensity, + .update_status = mbp_send_intensity, +}; + +static int __init mbp_init(void) +{ + if (!dmi_check_system(mbp_device_table)) + return -ENODEV; + + if (!request_region(0xb2, 2, "Macbook Pro backlight")) + return -ENXIO; + + mbp_backlight_device = backlight_device_register("mbp_backlight", + NULL, NULL, + &mbp_ops); + if (IS_ERR(mbp_backlight_device)) { + release_region(0xb2, 2); + return PTR_ERR(mbp_backlight_device); + } + + mbp_backlight_device->props.max_brightness = 15; + mbp_backlight_device->props.brightness = + mbp_get_intensity(mbp_backlight_device); + backlight_update_status(mbp_backlight_device); + + return 0; +} + +static void __exit mbp_exit(void) +{ + backlight_device_unregister(mbp_backlight_device); + + release_region(0xb2, 2); +} + +module_init(mbp_init); +module_exit(mbp_exit); + +MODULE_AUTHOR("Matthew Garrett <mjg@redhat.com>"); +MODULE_DESCRIPTION("Nvidia-based Macbook Pro Backlight Driver"); +MODULE_LICENSE("GPL"); +MODULE_ALIAS("svnAppleInc.:pnMacBookPro3,1"); +MODULE_ALIAS("svnAppleInc.:pnMacBookPro3,2"); +MODULE_ALIAS("svnAppleInc.:pnMacBookPro4,1"); diff --git a/drivers/video/backlight/platform_lcd.c b/drivers/video/backlight/platform_lcd.c new file mode 100644 index 0000000..72d44db --- /dev/null +++ b/drivers/video/backlight/platform_lcd.c @@ -0,0 +1,172 @@ +/* drivers/video/backlight/platform_lcd.c + * + * Copyright 2008 Simtec Electronics + * Ben Dooks <ben@simtec.co.uk> + * + * Generic platform-device LCD power control interface. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * +*/ + +#include <linux/module.h> +#include <linux/platform_device.h> +#include <linux/fb.h> +#include <linux/backlight.h> +#include <linux/lcd.h> + +#include <video/platform_lcd.h> + +struct platform_lcd { + struct device *us; + struct lcd_device *lcd; + struct plat_lcd_data *pdata; + + unsigned int power; + unsigned int suspended : 1; +}; + +static inline struct platform_lcd *to_our_lcd(struct lcd_device *lcd) +{ + return lcd_get_data(lcd); +} + +static int platform_lcd_get_power(struct lcd_device *lcd) +{ + struct platform_lcd *plcd = to_our_lcd(lcd); + + return plcd->power; +} + +static int platform_lcd_set_power(struct lcd_device *lcd, int power) +{ + struct platform_lcd *plcd = to_our_lcd(lcd); + int lcd_power = 1; + + if (power == FB_BLANK_POWERDOWN || plcd->suspended) + lcd_power = 0; + + plcd->pdata->set_power(plcd->pdata, lcd_power); + plcd->power = power; + + return 0; +} + +static int platform_lcd_match(struct lcd_device *lcd, struct fb_info *info) +{ + struct platform_lcd *plcd = to_our_lcd(lcd); + struct plat_lcd_data *pdata = plcd->pdata; + + if (pdata->match_fb) + return pdata->match_fb(pdata, info); + + return plcd->us->parent == info->device; +} + +static struct lcd_ops platform_lcd_ops = { + .get_power = platform_lcd_get_power, + .set_power = platform_lcd_set_power, + .check_fb = platform_lcd_match, +}; + +static int __devinit platform_lcd_probe(struct platform_device *pdev) +{ + struct plat_lcd_data *pdata; + struct platform_lcd *plcd; + struct device *dev = &pdev->dev; + int err; + + pdata = pdev->dev.platform_data; + if (!pdata) { + dev_err(dev, "no platform data supplied\n"); + return -EINVAL; + } + + plcd = kzalloc(sizeof(struct platform_lcd), GFP_KERNEL); + if (!plcd) { + dev_err(dev, "no memory for state\n"); + return -ENOMEM; + } + + plcd->us = dev; + plcd->pdata = pdata; + plcd->lcd = lcd_device_register("platform-lcd", dev, + plcd, &platform_lcd_ops); + if (IS_ERR(plcd->lcd)) { + dev_err(dev, "cannot register lcd device\n"); + err = PTR_ERR(plcd->lcd); + goto err_mem; + } + + platform_set_drvdata(pdev, plcd); + return 0; + + err_mem: + kfree(plcd); + return err; +} + +static int __devexit platform_lcd_remove(struct platform_device *pdev) +{ + struct platform_lcd *plcd = platform_get_drvdata(pdev); + + lcd_device_unregister(plcd->lcd); + kfree(plcd); + + return 0; +} + +#ifdef CONFIG_PM +static int platform_lcd_suspend(struct platform_device *pdev, pm_message_t st) +{ + struct platform_lcd *plcd = platform_get_drvdata(pdev); + + plcd->suspended = 1; + platform_lcd_set_power(plcd->lcd, plcd->power); + + return 0; +} + +static int platform_lcd_resume(struct platform_device *pdev) +{ + struct platform_lcd *plcd = platform_get_drvdata(pdev); + + plcd->suspended = 0; + platform_lcd_set_power(plcd->lcd, plcd->power); + + return 0; +} +#else +#define platform_lcd_suspend NULL +#define platform_lcd_resume NULL +#endif + +static struct platform_driver platform_lcd_driver = { + .driver = { + .name = "platform-lcd", + .owner = THIS_MODULE, + }, + .probe = platform_lcd_probe, + .remove = __devexit_p(platform_lcd_remove), + .suspend = platform_lcd_suspend, + .resume = platform_lcd_resume, +}; + +static int __init platform_lcd_init(void) +{ + return platform_driver_register(&platform_lcd_driver); +} + +static void __exit platform_lcd_cleanup(void) +{ + platform_driver_unregister(&platform_lcd_driver); +} + +module_init(platform_lcd_init); +module_exit(platform_lcd_cleanup); + +MODULE_AUTHOR("Ben Dooks <ben-linux@fluff.org>"); +MODULE_LICENSE("GPL v2"); +MODULE_ALIAS("platform:platform-lcd"); diff --git a/drivers/video/backlight/pwm_bl.c b/drivers/video/backlight/pwm_bl.c new file mode 100644 index 0000000..6338d0e --- /dev/null +++ b/drivers/video/backlight/pwm_bl.c @@ -0,0 +1,185 @@ +/* + * linux/drivers/video/backlight/pwm_bl.c + * + * simple PWM based backlight control, board code has to setup + * 1) pin configuration so PWM waveforms can output + * 2) platform_data casts to the PWM id (0/1/2/3 on PXA) + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#include <linux/module.h> +#include <linux/kernel.h> +#include <linux/init.h> +#include <linux/platform_device.h> +#include <linux/fb.h> +#include <linux/backlight.h> +#include <linux/err.h> +#include <linux/pwm.h> +#include <linux/pwm_backlight.h> + +struct pwm_bl_data { + struct pwm_device *pwm; + unsigned int period; + int (*notify)(int brightness); +}; + +static int pwm_backlight_update_status(struct backlight_device *bl) +{ + struct pwm_bl_data *pb = dev_get_drvdata(&bl->dev); + int brightness = bl->props.brightness; + int max = bl->props.max_brightness; + + if (bl->props.power != FB_BLANK_UNBLANK) + brightness = 0; + + if (bl->props.fb_blank != FB_BLANK_UNBLANK) + brightness = 0; + + if (pb->notify) + brightness = pb->notify(brightness); + + if (brightness == 0) { + pwm_config(pb->pwm, 0, pb->period); + pwm_disable(pb->pwm); + } else { + pwm_config(pb->pwm, brightness * pb->period / max, pb->period); + pwm_enable(pb->pwm); + } + return 0; +} + +static int pwm_backlight_get_brightness(struct backlight_device *bl) +{ + return bl->props.brightness; +} + +static struct backlight_ops pwm_backlight_ops = { + .update_status = pwm_backlight_update_status, + .get_brightness = pwm_backlight_get_brightness, +}; + +static int pwm_backlight_probe(struct platform_device *pdev) +{ + struct platform_pwm_backlight_data *data = pdev->dev.platform_data; + struct backlight_device *bl; + struct pwm_bl_data *pb; + int ret; + + if (!data) + return -EINVAL; + + if (data->init) { + ret = data->init(&pdev->dev); + if (ret < 0) + return ret; + } + + pb = kzalloc(sizeof(*pb), GFP_KERNEL); + if (!pb) { + ret = -ENOMEM; + goto err_alloc; + } + + pb->period = data->pwm_period_ns; + pb->notify = data->notify; + + pb->pwm = pwm_request(data->pwm_id, "backlight"); + if (IS_ERR(pb->pwm)) { + dev_err(&pdev->dev, "unable to request PWM for backlight\n"); + ret = PTR_ERR(pb->pwm); + goto err_pwm; + } + + bl = backlight_device_register(pdev->name, &pdev->dev, + pb, &pwm_backlight_ops); + if (IS_ERR(bl)) { + dev_err(&pdev->dev, "failed to register backlight\n"); + ret = PTR_ERR(bl); + goto err_bl; + } + + bl->props.max_brightness = data->max_brightness; + bl->props.brightness = data->dft_brightness; + backlight_update_status(bl); + + platform_set_drvdata(pdev, bl); + return 0; + +err_bl: + pwm_free(pb->pwm); +err_pwm: + kfree(pb); +err_alloc: + if (data->exit) + data->exit(&pdev->dev); + return ret; +} + +static int pwm_backlight_remove(struct platform_device *pdev) +{ + struct platform_pwm_backlight_data *data = pdev->dev.platform_data; + struct backlight_device *bl = platform_get_drvdata(pdev); + struct pwm_bl_data *pb = dev_get_drvdata(&bl->dev); + + backlight_device_unregister(bl); + pwm_config(pb->pwm, 0, pb->period); + pwm_disable(pb->pwm); + pwm_free(pb->pwm); + kfree(pb); + if (data->exit) + data->exit(&pdev->dev); + return 0; +} + +#ifdef CONFIG_PM +static int pwm_backlight_suspend(struct platform_device *pdev, + pm_message_t state) +{ + struct backlight_device *bl = platform_get_drvdata(pdev); + struct pwm_bl_data *pb = dev_get_drvdata(&bl->dev); + + pwm_config(pb->pwm, 0, pb->period); + pwm_disable(pb->pwm); + return 0; +} + +static int pwm_backlight_resume(struct platform_device *pdev) +{ + struct backlight_device *bl = platform_get_drvdata(pdev); + + backlight_update_status(bl); + return 0; +} +#else +#define pwm_backlight_suspend NULL +#define pwm_backlight_resume NULL +#endif + +static struct platform_driver pwm_backlight_driver = { + .driver = { + .name = "pwm-backlight", + .owner = THIS_MODULE, + }, + .probe = pwm_backlight_probe, + .remove = pwm_backlight_remove, + .suspend = pwm_backlight_suspend, + .resume = pwm_backlight_resume, +}; + +static int __init pwm_backlight_init(void) +{ + return platform_driver_register(&pwm_backlight_driver); +} +module_init(pwm_backlight_init); + +static void __exit pwm_backlight_exit(void) +{ + platform_driver_unregister(&pwm_backlight_driver); +} +module_exit(pwm_backlight_exit); + +MODULE_DESCRIPTION("PWM based Backlight Driver"); +MODULE_LICENSE("GPL"); diff --git a/drivers/video/backlight/vgg2432a4.c b/drivers/video/backlight/vgg2432a4.c new file mode 100644 index 0000000..593c768 --- /dev/null +++ b/drivers/video/backlight/vgg2432a4.c @@ -0,0 +1,284 @@ +/* drivers/video/backlight/vgg2432a4.c + * + * VGG2432A4 (ILI9320) LCD controller driver. + * + * Copyright 2007 Simtec Electronics + * http://armlinux.simtec.co.uk/ + * Ben Dooks <ben@simtec.co.uk> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. +*/ + +#include <linux/delay.h> +#include <linux/err.h> +#include <linux/fb.h> +#include <linux/init.h> +#include <linux/lcd.h> +#include <linux/module.h> + +#include <linux/spi/spi.h> + +#include <video/ili9320.h> + +#include "ili9320.h" + +/* Device initialisation sequences */ + +static struct ili9320_reg vgg_init1[] = { + { + .address = ILI9320_POWER1, + .value = ILI9320_POWER1_AP(0) | ILI9320_POWER1_BT(0), + }, { + .address = ILI9320_POWER2, + .value = (ILI9320_POWER2_VC(7) | + ILI9320_POWER2_DC0(0) | ILI9320_POWER2_DC1(0)), + }, { + .address = ILI9320_POWER3, + .value = ILI9320_POWER3_VRH(0), + }, { + .address = ILI9320_POWER4, + .value = ILI9320_POWER4_VREOUT(0), + }, +}; + +static struct ili9320_reg vgg_init2[] = { + { + .address = ILI9320_POWER1, + .value = (ILI9320_POWER1_AP(3) | ILI9320_POWER1_APE | + ILI9320_POWER1_BT(7) | ILI9320_POWER1_SAP), + }, { + .address = ILI9320_POWER2, + .value = ILI9320_POWER2_VC(7) | ILI9320_POWER2_DC0(3), + } +}; + +static struct ili9320_reg vgg_gamma[] = { + { + .address = ILI9320_GAMMA1, + .value = 0x0000, + }, { + .address = ILI9320_GAMMA2, + .value = 0x0505, + }, { + .address = ILI9320_GAMMA3, + .value = 0x0004, + }, { + .address = ILI9320_GAMMA4, + .value = 0x0006, + }, { + .address = ILI9320_GAMMA5, + .value = 0x0707, + }, { + .address = ILI9320_GAMMA6, + .value = 0x0105, + }, { + .address = ILI9320_GAMMA7, + .value = 0x0002, + }, { + .address = ILI9320_GAMMA8, + .value = 0x0707, + }, { + .address = ILI9320_GAMMA9, + .value = 0x0704, + }, { + .address = ILI9320_GAMMA10, + .value = 0x807, + } + +}; + +static struct ili9320_reg vgg_init0[] = { + [0] = { + /* set direction and scan mode gate */ + .address = ILI9320_DRIVER, + .value = ILI9320_DRIVER_SS, + }, { + .address = ILI9320_DRIVEWAVE, + .value = (ILI9320_DRIVEWAVE_MUSTSET | + ILI9320_DRIVEWAVE_EOR | ILI9320_DRIVEWAVE_BC), + }, { + .address = ILI9320_ENTRYMODE, + .value = ILI9320_ENTRYMODE_ID(3) | ILI9320_ENTRYMODE_BGR, + }, { + .address = ILI9320_RESIZING, + .value = 0x0, + }, +}; + + +static int vgg2432a4_lcd_init(struct ili9320 *lcd, + struct ili9320_platdata *cfg) +{ + unsigned int addr; + int ret; + + /* Set VCore before anything else (VGG243237-6UFLWA) */ + ret = ili9320_write(lcd, 0x00e5, 0x8000); + if (ret) + goto err_initial; + + /* Start the oscillator up before we can do anything else. */ + ret = ili9320_write(lcd, ILI9320_OSCILATION, ILI9320_OSCILATION_OSC); + if (ret) + goto err_initial; + + /* must wait at-lesat 10ms after starting */ + mdelay(15); + + ret = ili9320_write_regs(lcd, vgg_init0, ARRAY_SIZE(vgg_init0)); + if (ret != 0) + goto err_initial; + + ili9320_write(lcd, ILI9320_DISPLAY2, cfg->display2); + ili9320_write(lcd, ILI9320_DISPLAY3, cfg->display3); + ili9320_write(lcd, ILI9320_DISPLAY4, cfg->display4); + + ili9320_write(lcd, ILI9320_RGB_IF1, cfg->rgb_if1); + ili9320_write(lcd, ILI9320_FRAMEMAKER, 0x0); + ili9320_write(lcd, ILI9320_RGB_IF2, ILI9320_RGBIF2_DPL); + + ret = ili9320_write_regs(lcd, vgg_init1, ARRAY_SIZE(vgg_init1)); + if (ret != 0) + goto err_vgg; + + mdelay(300); + + ret = ili9320_write_regs(lcd, vgg_init2, ARRAY_SIZE(vgg_init2)); + if (ret != 0) + goto err_vgg2; + + mdelay(100); + + ili9320_write(lcd, ILI9320_POWER3, 0x13c); + + mdelay(100); + + ili9320_write(lcd, ILI9320_POWER4, 0x1c00); + ili9320_write(lcd, ILI9320_POWER7, 0x000e); + + mdelay(100); + + ili9320_write(lcd, ILI9320_GRAM_HORIZ_ADDR, 0x00); + ili9320_write(lcd, ILI9320_GRAM_VERT_ADD, 0x00); + + ret = ili9320_write_regs(lcd, vgg_gamma, ARRAY_SIZE(vgg_gamma)); + if (ret != 0) + goto err_vgg3; + + ili9320_write(lcd, ILI9320_HORIZ_START, 0x0); + ili9320_write(lcd, ILI9320_HORIZ_END, cfg->hsize - 1); + ili9320_write(lcd, ILI9320_VERT_START, 0x0); + ili9320_write(lcd, ILI9320_VERT_END, cfg->vsize - 1); + + ili9320_write(lcd, ILI9320_DRIVER2, + ILI9320_DRIVER2_NL(((cfg->vsize - 240) / 8) + 0x1D)); + + ili9320_write(lcd, ILI9320_BASE_IMAGE, 0x1); + ili9320_write(lcd, ILI9320_VERT_SCROLL, 0x00); + + for (addr = ILI9320_PARTIAL1_POSITION; addr <= ILI9320_PARTIAL2_END; + addr++) { + ili9320_write(lcd, addr, 0x0); + } + + ili9320_write(lcd, ILI9320_INTERFACE1, 0x10); + ili9320_write(lcd, ILI9320_INTERFACE2, cfg->interface2); + ili9320_write(lcd, ILI9320_INTERFACE3, cfg->interface3); + ili9320_write(lcd, ILI9320_INTERFACE4, cfg->interface4); + ili9320_write(lcd, ILI9320_INTERFACE5, cfg->interface5); + ili9320_write(lcd, ILI9320_INTERFACE6, cfg->interface6); + + lcd->display1 = (ILI9320_DISPLAY1_D(3) | ILI9320_DISPLAY1_DTE | + ILI9320_DISPLAY1_GON | ILI9320_DISPLAY1_BASEE | + 0x40); + + ili9320_write(lcd, ILI9320_DISPLAY1, lcd->display1); + + return 0; + + err_vgg3: + err_vgg2: + err_vgg: + err_initial: + return ret; +} + +#ifdef CONFIG_PM +static int vgg2432a4_suspend(struct spi_device *spi, pm_message_t state) +{ + return ili9320_suspend(dev_get_drvdata(&spi->dev), state); +} + +static int vgg2432a4_resume(struct spi_device *spi) +{ + return ili9320_resume(dev_get_drvdata(&spi->dev)); +} +#else +#define vgg2432a4_suspend NULL +#define vgg2432a4_resume NULL +#endif + +static struct ili9320_client vgg2432a4_client = { + .name = "VGG2432A4", + .init = vgg2432a4_lcd_init, +}; + +/* Device probe */ + +static int __devinit vgg2432a4_probe(struct spi_device *spi) +{ + int ret; + + ret = ili9320_probe_spi(spi, &vgg2432a4_client); + if (ret != 0) { + dev_err(&spi->dev, "failed to initialise ili9320\n"); + return ret; + } + + return 0; +} + +static int __devexit vgg2432a4_remove(struct spi_device *spi) +{ + return ili9320_remove(dev_get_drvdata(&spi->dev)); +} + +static void vgg2432a4_shutdown(struct spi_device *spi) +{ + ili9320_shutdown(dev_get_drvdata(&spi->dev)); +} + +static struct spi_driver vgg2432a4_driver = { + .driver = { + .name = "VGG2432A4", + .owner = THIS_MODULE, + }, + .probe = vgg2432a4_probe, + .remove = __devexit_p(vgg2432a4_remove), + .shutdown = vgg2432a4_shutdown, + .suspend = vgg2432a4_suspend, + .resume = vgg2432a4_resume, +}; + +/* Device driver initialisation */ + +static int __init vgg2432a4_init(void) +{ + return spi_register_driver(&vgg2432a4_driver); +} + +static void __exit vgg2432a4_exit(void) +{ + spi_unregister_driver(&vgg2432a4_driver); +} + +module_init(vgg2432a4_init); +module_exit(vgg2432a4_exit); + +MODULE_AUTHOR("Ben Dooks <ben-linux@fluff.org>"); +MODULE_DESCRIPTION("VGG2432A4 LCD Driver"); +MODULE_LICENSE("GPL v2"); + + diff --git a/drivers/video/bf54x-lq043fb.c b/drivers/video/bf54x-lq043fb.c index 49834a6..940467a 100644 --- a/drivers/video/bf54x-lq043fb.c +++ b/drivers/video/bf54x-lq043fb.c @@ -478,7 +478,7 @@ static int bfin_lcd_set_contrast(struct lcd_device *dev, int contrast) return 0; } -static int bfin_lcd_check_fb(struct fb_info *fi) +static int bfin_lcd_check_fb(struct lcd_device *dev, struct fb_info *fi) { if (!fi || (fi == &bfin_bf54x_fb)) return 1; diff --git a/drivers/video/bfin-t350mcqb-fb.c b/drivers/video/bfin-t350mcqb-fb.c index 135d6dd..7d1b819 100644 --- a/drivers/video/bfin-t350mcqb-fb.c +++ b/drivers/video/bfin-t350mcqb-fb.c @@ -396,7 +396,7 @@ static int bfin_lcd_set_contrast(struct lcd_device *dev, int contrast) return 0; } -static int bfin_lcd_check_fb(struct fb_info *fi) +static int bfin_lcd_check_fb(struct lcd_device *dev, struct fb_info *fi) { if (!fi || (fi == &bfin_t350mcqb_fb)) return 1; diff --git a/drivers/video/bw2.c b/drivers/video/bw2.c index 275d9da..e721644 100644 --- a/drivers/video/bw2.c +++ b/drivers/video/bw2.c @@ -17,11 +17,9 @@ #include <linux/init.h> #include <linux/fb.h> #include <linux/mm.h> +#include <linux/of_device.h> #include <asm/io.h> -#include <asm/oplib.h> -#include <asm/prom.h> -#include <asm/of_device.h> #include <asm/fbio.h> #include "sbuslib.h" @@ -299,7 +297,7 @@ static int __devinit bw2_probe(struct of_device *op, const struct of_device_id * par->physbase = op->resource[0].start; par->which_io = op->resource[0].flags & IORESOURCE_BITS; - sbusfb_fill_var(&info->var, dp->node, 1); + sbusfb_fill_var(&info->var, dp, 1); linebytes = of_getintprop_default(dp, "linebytes", info->var.xres); @@ -329,7 +327,7 @@ static int __devinit bw2_probe(struct of_device *op, const struct of_device_id * if (!info->screen_base) goto out_unmap_regs; - bw2_blank(0, info); + bw2_blank(FB_BLANK_UNBLANK, info); bw2_init_fix(info, linebytes); diff --git a/drivers/video/c2p.c b/drivers/video/c2p.c index 5c30bbd..376bc07 100644 --- a/drivers/video/c2p.c +++ b/drivers/video/c2p.c @@ -12,6 +12,7 @@ * for more details. */ +#include <linux/module.h> #include <linux/string.h> #include "c2p.h" @@ -226,4 +227,6 @@ void c2p(u8 *dst, const u8 *src, u32 dx, u32 dy, u32 width, u32 height, dst += dst_nextline; } } +EXPORT_SYMBOL_GPL(c2p); +MODULE_LICENSE("GPL"); diff --git a/drivers/video/carminefb.c b/drivers/video/carminefb.c new file mode 100644 index 0000000..e15bb44 --- /dev/null +++ b/drivers/video/carminefb.c @@ -0,0 +1,790 @@ +/* + * Frame buffer driver for the Carmine GPU. + * + * The driver configures the GPU as follows + * - FB0 is display 0 with unique memory area + * - FB1 is display 1 with unique memory area + * - both display use 32 bit colors + */ +#include <linux/delay.h> +#include <linux/errno.h> +#include <linux/fb.h> +#include <linux/interrupt.h> +#include <linux/pci.h> + +#include "carminefb.h" +#include "carminefb_regs.h" + +#if !defined(__LITTLE_ENDIAN) && !defined(__BIG_ENDIAN) +#error "The endianness of the target host has not been defined." +#endif + +/* + * The initial video mode can be supplied via two different ways: + * - as a string that is passed to fb_find_mode() (module option fb_mode_str) + * - as an integer that picks the video mode from carmine_modedb[] (module + * option fb_mode) + * + * If nothing is used than the initial video mode will be the + * CARMINEFB_DEFAULT_VIDEO_MODE member of the carmine_modedb[]. + */ +#define CARMINEFB_DEFAULT_VIDEO_MODE 1 + +static unsigned int fb_mode = CARMINEFB_DEFAULT_VIDEO_MODE; +module_param(fb_mode, uint, 444); +MODULE_PARM_DESC(fb_mode, "Initial video mode as integer."); + +static char *fb_mode_str; +module_param(fb_mode_str, charp, 444); +MODULE_PARM_DESC(fb_mode_str, "Initial video mode in characters."); + +/* + * Carminefb displays: + * 0b000 None + * 0b001 Display 0 + * 0b010 Display 1 + */ +static int fb_displays = CARMINE_USE_DISPLAY0 | CARMINE_USE_DISPLAY1; +module_param(fb_displays, int, 444); +MODULE_PARM_DESC(fb_displays, "Bit mode, which displays are used"); + +struct carmine_hw { + void __iomem *v_regs; + void __iomem *screen_mem; + struct fb_info *fb[MAX_DISPLAY]; +}; + +struct carmine_resolution { + u32 htp; + u32 hsp; + u32 hsw; + u32 hdp; + u32 vtr; + u32 vsp; + u32 vsw; + u32 vdp; + u32 disp_mode; +}; + +struct carmine_fb { + void __iomem *display_reg; + void __iomem *screen_base; + u32 smem_offset; + u32 cur_mode; + u32 new_mode; + struct carmine_resolution *res; + u32 pseudo_palette[16]; +}; + +static struct fb_fix_screeninfo carminefb_fix __devinitdata = { + .id = "Carmine", + .type = FB_TYPE_PACKED_PIXELS, + .visual = FB_VISUAL_TRUECOLOR, + .accel = FB_ACCEL_NONE, +}; + +static const struct fb_videomode carmine_modedb[] = { + { + .name = "640x480", + .xres = 640, + .yres = 480, + }, { + .name = "800x600", + .xres = 800, + .yres = 600, + }, +}; + +static struct carmine_resolution car_modes[] = { + { + /* 640x480 */ + .htp = 800, + .hsp = 672, + .hsw = 96, + .hdp = 640, + .vtr = 525, + .vsp = 490, + .vsw = 2, + .vdp = 480, + .disp_mode = 0x1400, + }, + { + /* 800x600 */ + .htp = 1060, + .hsp = 864, + .hsw = 72, + .hdp = 800, + .vtr = 628, + .vsp = 601, + .vsw = 2, + .vdp = 600, + .disp_mode = 0x0d00, + } +}; + +static int carmine_find_mode(const struct fb_var_screeninfo *var) +{ + int i; + + for (i = 0; i < ARRAY_SIZE(car_modes); i++) + if (car_modes[i].hdp == var->xres && + car_modes[i].vdp == var->yres) + return i; + return -EINVAL; +} + +static void c_set_disp_reg(const struct carmine_fb *par, + u32 offset, u32 val) +{ + writel(val, par->display_reg + offset); +} + +static u32 c_get_disp_reg(const struct carmine_fb *par, + u32 offset) +{ + return readl(par->display_reg + offset); +} + +static void c_set_hw_reg(const struct carmine_hw *hw, + u32 offset, u32 val) +{ + writel(val, hw->v_regs + offset); +} + +static u32 c_get_hw_reg(const struct carmine_hw *hw, + u32 offset) +{ + return readl(hw->v_regs + offset); +} + +static int carmine_setcolreg(unsigned regno, unsigned red, unsigned green, + unsigned blue, unsigned transp, struct fb_info *info) +{ + if (regno >= 16) + return 1; + + red >>= 8; + green >>= 8; + blue >>= 8; + transp >>= 8; + + ((u32 *)info->pseudo_palette)[regno] = be32_to_cpu(transp << 24 | + red << 0 | green << 8 | blue << 16); + return 0; +} + +static int carmine_check_var(struct fb_var_screeninfo *var, + struct fb_info *info) +{ + int ret; + + ret = carmine_find_mode(var); + if (ret < 0) + return ret; + + if (var->grayscale || var->rotate || var->nonstd) + return -EINVAL; + + var->xres_virtual = var->xres; + var->yres_virtual = var->yres; + + var->bits_per_pixel = 32; + +#ifdef __BIG_ENDIAN + var->transp.offset = 24; + var->red.offset = 0; + var->green.offset = 8; + var->blue.offset = 16; +#else + var->transp.offset = 24; + var->red.offset = 16; + var->green.offset = 8; + var->blue.offset = 0; +#endif + + var->red.length = 8; + var->green.length = 8; + var->blue.length = 8; + var->transp.length = 8; + + var->red.msb_right = 0; + var->green.msb_right = 0; + var->blue.msb_right = 0; + var->transp.msb_right = 0; + return 0; +} + +static void carmine_init_display_param(struct carmine_fb *par) +{ + u32 width; + u32 height; + u32 param; + u32 window_size; + u32 soffset = par->smem_offset; + + c_set_disp_reg(par, CARMINE_DISP_REG_C_TRANS, 0); + c_set_disp_reg(par, CARMINE_DISP_REG_MLMR_TRANS, 0); + c_set_disp_reg(par, CARMINE_DISP_REG_CURSOR_MODE, + CARMINE_CURSOR0_PRIORITY_MASK | + CARMINE_CURSOR1_PRIORITY_MASK | + CARMINE_CURSOR_CUTZ_MASK); + + /* Set default cursor position */ + c_set_disp_reg(par, CARMINE_DISP_REG_CUR1_POS, 0 << 16 | 0); + c_set_disp_reg(par, CARMINE_DISP_REG_CUR2_POS, 0 << 16 | 0); + + /* Set default display mode */ + c_set_disp_reg(par, CARMINE_DISP_REG_L0_EXT_MODE, CARMINE_WINDOW_MODE | + CARMINE_EXT_CMODE_DIRECT24_RGBA); + c_set_disp_reg(par, CARMINE_DISP_REG_L1_EXT_MODE, + CARMINE_EXT_CMODE_DIRECT24_RGBA); + c_set_disp_reg(par, CARMINE_DISP_REG_L2_EXT_MODE, CARMINE_EXTEND_MODE | + CARMINE_EXT_CMODE_DIRECT24_RGBA); + c_set_disp_reg(par, CARMINE_DISP_REG_L3_EXT_MODE, CARMINE_EXTEND_MODE | + CARMINE_EXT_CMODE_DIRECT24_RGBA); + c_set_disp_reg(par, CARMINE_DISP_REG_L4_EXT_MODE, CARMINE_EXTEND_MODE | + CARMINE_EXT_CMODE_DIRECT24_RGBA); + c_set_disp_reg(par, CARMINE_DISP_REG_L5_EXT_MODE, CARMINE_EXTEND_MODE | + CARMINE_EXT_CMODE_DIRECT24_RGBA); + c_set_disp_reg(par, CARMINE_DISP_REG_L6_EXT_MODE, CARMINE_EXTEND_MODE | + CARMINE_EXT_CMODE_DIRECT24_RGBA); + c_set_disp_reg(par, CARMINE_DISP_REG_L7_EXT_MODE, CARMINE_EXTEND_MODE | + CARMINE_EXT_CMODE_DIRECT24_RGBA); + + /* Set default frame size to layer mode register */ + width = par->res->hdp * 4 / CARMINE_DISP_WIDTH_UNIT; + width = width << CARMINE_DISP_WIDTH_SHIFT; + + height = par->res->vdp - 1; + param = width | height; + + c_set_disp_reg(par, CARMINE_DISP_REG_L0_MODE_W_H, param); + c_set_disp_reg(par, CARMINE_DISP_REG_L1_WIDTH, width); + c_set_disp_reg(par, CARMINE_DISP_REG_L2_MODE_W_H, param); + c_set_disp_reg(par, CARMINE_DISP_REG_L3_MODE_W_H, param); + c_set_disp_reg(par, CARMINE_DISP_REG_L4_MODE_W_H, param); + c_set_disp_reg(par, CARMINE_DISP_REG_L5_MODE_W_H, param); + c_set_disp_reg(par, CARMINE_DISP_REG_L6_MODE_W_H, param); + c_set_disp_reg(par, CARMINE_DISP_REG_L7_MODE_W_H, param); + + /* Set default pos and size */ + window_size = (par->res->vdp - 1) << CARMINE_DISP_WIN_H_SHIFT; + window_size |= par->res->hdp; + + c_set_disp_reg(par, CARMINE_DISP_REG_L0_WIN_POS, 0); + c_set_disp_reg(par, CARMINE_DISP_REG_L0_WIN_SIZE, window_size); + c_set_disp_reg(par, CARMINE_DISP_REG_L1_WIN_POS, 0); + c_set_disp_reg(par, CARMINE_DISP_REG_L1_WIN_SIZE, window_size); + c_set_disp_reg(par, CARMINE_DISP_REG_L2_WIN_POS, 0); + c_set_disp_reg(par, CARMINE_DISP_REG_L2_WIN_SIZE, window_size); + c_set_disp_reg(par, CARMINE_DISP_REG_L3_WIN_POS, 0); + c_set_disp_reg(par, CARMINE_DISP_REG_L3_WIN_SIZE, window_size); + c_set_disp_reg(par, CARMINE_DISP_REG_L4_WIN_POS, 0); + c_set_disp_reg(par, CARMINE_DISP_REG_L4_WIN_SIZE, window_size); + c_set_disp_reg(par, CARMINE_DISP_REG_L5_WIN_POS, 0); + c_set_disp_reg(par, CARMINE_DISP_REG_L5_WIN_SIZE, window_size); + c_set_disp_reg(par, CARMINE_DISP_REG_L6_WIN_POS, 0); + c_set_disp_reg(par, CARMINE_DISP_REG_L6_WIN_SIZE, window_size); + c_set_disp_reg(par, CARMINE_DISP_REG_L7_WIN_POS, 0); + c_set_disp_reg(par, CARMINE_DISP_REG_L7_WIN_SIZE, window_size); + + /* Set default origin address */ + c_set_disp_reg(par, CARMINE_DISP_REG_L0_ORG_ADR, soffset); + c_set_disp_reg(par, CARMINE_DISP_REG_L1_ORG_ADR, soffset); + c_set_disp_reg(par, CARMINE_DISP_REG_L2_ORG_ADR1, soffset); + c_set_disp_reg(par, CARMINE_DISP_REG_L3_ORG_ADR1, soffset); + c_set_disp_reg(par, CARMINE_DISP_REG_L4_ORG_ADR1, soffset); + c_set_disp_reg(par, CARMINE_DISP_REG_L5_ORG_ADR1, soffset); + c_set_disp_reg(par, CARMINE_DISP_REG_L6_ORG_ADR1, soffset); + c_set_disp_reg(par, CARMINE_DISP_REG_L7_ORG_ADR1, soffset); + + /* Set default display address */ + c_set_disp_reg(par, CARMINE_DISP_REG_L0_DISP_ADR, soffset); + c_set_disp_reg(par, CARMINE_DISP_REG_L2_DISP_ADR1, soffset); + c_set_disp_reg(par, CARMINE_DISP_REG_L3_DISP_ADR1, soffset); + c_set_disp_reg(par, CARMINE_DISP_REG_L4_DISP_ADR1, soffset); + c_set_disp_reg(par, CARMINE_DISP_REG_L5_DISP_ADR1, soffset); + c_set_disp_reg(par, CARMINE_DISP_REG_L6_DISP_ADR0, soffset); + c_set_disp_reg(par, CARMINE_DISP_REG_L7_DISP_ADR0, soffset); + + /* Set default display position */ + c_set_disp_reg(par, CARMINE_DISP_REG_L0_DISP_POS, 0); + c_set_disp_reg(par, CARMINE_DISP_REG_L2_DISP_POS, 0); + c_set_disp_reg(par, CARMINE_DISP_REG_L3_DISP_POS, 0); + c_set_disp_reg(par, CARMINE_DISP_REG_L4_DISP_POS, 0); + c_set_disp_reg(par, CARMINE_DISP_REG_L5_DISP_POS, 0); + c_set_disp_reg(par, CARMINE_DISP_REG_L6_DISP_POS, 0); + c_set_disp_reg(par, CARMINE_DISP_REG_L7_DISP_POS, 0); + + /* Set default blend mode */ + c_set_disp_reg(par, CARMINE_DISP_REG_BLEND_MODE_L0, 0); + c_set_disp_reg(par, CARMINE_DISP_REG_BLEND_MODE_L1, 0); + c_set_disp_reg(par, CARMINE_DISP_REG_BLEND_MODE_L2, 0); + c_set_disp_reg(par, CARMINE_DISP_REG_BLEND_MODE_L3, 0); + c_set_disp_reg(par, CARMINE_DISP_REG_BLEND_MODE_L4, 0); + c_set_disp_reg(par, CARMINE_DISP_REG_BLEND_MODE_L5, 0); + c_set_disp_reg(par, CARMINE_DISP_REG_BLEND_MODE_L6, 0); + c_set_disp_reg(par, CARMINE_DISP_REG_BLEND_MODE_L7, 0); + + /* default transparency mode */ + c_set_disp_reg(par, CARMINE_DISP_REG_L0_TRANS, 0); + c_set_disp_reg(par, CARMINE_DISP_REG_L1_TRANS, 0); + c_set_disp_reg(par, CARMINE_DISP_REG_L2_TRANS, 0); + c_set_disp_reg(par, CARMINE_DISP_REG_L3_TRANS, 0); + c_set_disp_reg(par, CARMINE_DISP_REG_L4_TRANS, 0); + c_set_disp_reg(par, CARMINE_DISP_REG_L5_TRANS, 0); + c_set_disp_reg(par, CARMINE_DISP_REG_L6_TRANS, 0); + c_set_disp_reg(par, CARMINE_DISP_REG_L7_TRANS, 0); + + /* Set default read skip parameter */ + c_set_disp_reg(par, CARMINE_DISP_REG_L0RM, 0); + c_set_disp_reg(par, CARMINE_DISP_REG_L2RM, 0); + c_set_disp_reg(par, CARMINE_DISP_REG_L3RM, 0); + c_set_disp_reg(par, CARMINE_DISP_REG_L4RM, 0); + c_set_disp_reg(par, CARMINE_DISP_REG_L5RM, 0); + c_set_disp_reg(par, CARMINE_DISP_REG_L6RM, 0); + c_set_disp_reg(par, CARMINE_DISP_REG_L7RM, 0); + + c_set_disp_reg(par, CARMINE_DISP_REG_L0PX, 0); + c_set_disp_reg(par, CARMINE_DISP_REG_L2PX, 0); + c_set_disp_reg(par, CARMINE_DISP_REG_L3PX, 0); + c_set_disp_reg(par, CARMINE_DISP_REG_L4PX, 0); + c_set_disp_reg(par, CARMINE_DISP_REG_L5PX, 0); + c_set_disp_reg(par, CARMINE_DISP_REG_L6PX, 0); + c_set_disp_reg(par, CARMINE_DISP_REG_L7PX, 0); + + c_set_disp_reg(par, CARMINE_DISP_REG_L0PY, 0); + c_set_disp_reg(par, CARMINE_DISP_REG_L2PY, 0); + c_set_disp_reg(par, CARMINE_DISP_REG_L3PY, 0); + c_set_disp_reg(par, CARMINE_DISP_REG_L4PY, 0); + c_set_disp_reg(par, CARMINE_DISP_REG_L5PY, 0); + c_set_disp_reg(par, CARMINE_DISP_REG_L6PY, 0); + c_set_disp_reg(par, CARMINE_DISP_REG_L7PY, 0); +} + +static void set_display_parameters(struct carmine_fb *par) +{ + u32 mode; + u32 hdp, vdp, htp, hsp, hsw, vtr, vsp, vsw; + + /* + * display timing. Parameters are decreased by one because hardware + * spec is 0 to (n - 1) + * */ + hdp = par->res->hdp - 1; + vdp = par->res->vdp - 1; + htp = par->res->htp - 1; + hsp = par->res->hsp - 1; + hsw = par->res->hsw - 1; + vtr = par->res->vtr - 1; + vsp = par->res->vsp - 1; + vsw = par->res->vsw - 1; + + c_set_disp_reg(par, CARMINE_DISP_REG_H_TOTAL, + htp << CARMINE_DISP_HTP_SHIFT); + c_set_disp_reg(par, CARMINE_DISP_REG_H_PERIOD, + (hdp << CARMINE_DISP_HDB_SHIFT) | hdp); + c_set_disp_reg(par, CARMINE_DISP_REG_V_H_W_H_POS, + (vsw << CARMINE_DISP_VSW_SHIFT) | + (hsw << CARMINE_DISP_HSW_SHIFT) | + (hsp)); + c_set_disp_reg(par, CARMINE_DISP_REG_V_TOTAL, + vtr << CARMINE_DISP_VTR_SHIFT); + c_set_disp_reg(par, CARMINE_DISP_REG_V_PERIOD_POS, + (vdp << CARMINE_DISP_VDP_SHIFT) | vsp); + + /* clock */ + mode = c_get_disp_reg(par, CARMINE_DISP_REG_DCM1); + mode = (mode & ~CARMINE_DISP_DCM_MASK) | + (par->res->disp_mode & CARMINE_DISP_DCM_MASK); + /* enable video output and layer 0 */ + mode |= CARMINE_DEN | CARMINE_L0E; + c_set_disp_reg(par, CARMINE_DISP_REG_DCM1, mode); +} + +static int carmine_set_par(struct fb_info *info) +{ + struct carmine_fb *par = info->par; + int ret; + + ret = carmine_find_mode(&info->var); + if (ret < 0) + return ret; + + par->new_mode = ret; + if (par->cur_mode != par->new_mode) { + + par->cur_mode = par->new_mode; + par->res = &car_modes[par->new_mode]; + + carmine_init_display_param(par); + set_display_parameters(par); + } + + info->fix.line_length = info->var.xres * info->var.bits_per_pixel / 8; + return 0; +} + +static int init_hardware(struct carmine_hw *hw) +{ + u32 flags; + u32 loops; + u32 ret; + + /* Initalize Carmine */ + /* Sets internal clock */ + c_set_hw_reg(hw, CARMINE_CTL_REG + CARMINE_CTL_REG_CLOCK_ENABLE, + CARMINE_DFLT_IP_CLOCK_ENABLE); + + /* Video signal output is turned off */ + c_set_hw_reg(hw, CARMINE_DISP0_REG + CARMINE_DISP_REG_DCM1, 0); + c_set_hw_reg(hw, CARMINE_DISP1_REG + CARMINE_DISP_REG_DCM1, 0); + + /* Software reset */ + c_set_hw_reg(hw, CARMINE_CTL_REG + CARMINE_CTL_REG_SOFTWARE_RESET, 1); + c_set_hw_reg(hw, CARMINE_CTL_REG + CARMINE_CTL_REG_SOFTWARE_RESET, 0); + + /* I/O mode settings */ + flags = CARMINE_DFLT_IP_DCTL_IO_CONT1 << 16 | + CARMINE_DFLT_IP_DCTL_IO_CONT0; + c_set_hw_reg(hw, CARMINE_DCTL_REG + CARMINE_DCTL_REG_IOCONT1_IOCONT0, + flags); + + /* DRAM initial sequence */ + flags = CARMINE_DFLT_IP_DCTL_MODE << 16 | CARMINE_DFLT_IP_DCTL_ADD; + c_set_hw_reg(hw, CARMINE_DCTL_REG + CARMINE_DCTL_REG_MODE_ADD, + flags); + + flags = CARMINE_DFLT_IP_DCTL_SET_TIME1 << 16 | + CARMINE_DFLT_IP_DCTL_EMODE; + c_set_hw_reg(hw, CARMINE_DCTL_REG + CARMINE_DCTL_REG_SETTIME1_EMODE, + flags); + + flags = CARMINE_DFLT_IP_DCTL_REFRESH << 16 | + CARMINE_DFLT_IP_DCTL_SET_TIME2; + c_set_hw_reg(hw, CARMINE_DCTL_REG + CARMINE_DCTL_REG_REFRESH_SETTIME2, + flags); + + flags = CARMINE_DFLT_IP_DCTL_RESERVE2 << 16 | + CARMINE_DFLT_IP_DCTL_FIFO_DEPTH; + c_set_hw_reg(hw, CARMINE_DCTL_REG + CARMINE_DCTL_REG_RSV2_RSV1, flags); + + flags = CARMINE_DFLT_IP_DCTL_DDRIF2 << 16 | CARMINE_DFLT_IP_DCTL_DDRIF1; + c_set_hw_reg(hw, CARMINE_DCTL_REG + CARMINE_DCTL_REG_DDRIF2_DDRIF1, + flags); + + flags = CARMINE_DFLT_IP_DCTL_RESERVE0 << 16 | + CARMINE_DFLT_IP_DCTL_STATES; + c_set_hw_reg(hw, CARMINE_DCTL_REG + CARMINE_DCTL_REG_RSV0_STATES, + flags); + + /* Executes DLL reset */ + if (CARMINE_DCTL_DLL_RESET) { + for (loops = 0; loops < CARMINE_DCTL_INIT_WAIT_LIMIT; loops++) { + + ret = c_get_hw_reg(hw, CARMINE_DCTL_REG + + CARMINE_DCTL_REG_RSV0_STATES); + ret &= CARMINE_DCTL_REG_STATES_MASK; + if (!ret) + break; + + mdelay(CARMINE_DCTL_INIT_WAIT_INTERVAL); + } + + if (loops >= CARMINE_DCTL_INIT_WAIT_LIMIT) { + printk(KERN_ERR "DRAM init failed\n"); + return -EIO; + } + } + + flags = CARMINE_DFLT_IP_DCTL_MODE_AFT_RST << 16 | + CARMINE_DFLT_IP_DCTL_ADD; + c_set_hw_reg(hw, CARMINE_DCTL_REG + CARMINE_DCTL_REG_MODE_ADD, flags); + + flags = CARMINE_DFLT_IP_DCTL_RESERVE0 << 16 | + CARMINE_DFLT_IP_DCTL_STATES_AFT_RST; + c_set_hw_reg(hw, CARMINE_DCTL_REG + CARMINE_DCTL_REG_RSV0_STATES, + flags); + + /* Initialize the write back register */ + c_set_hw_reg(hw, CARMINE_WB_REG + CARMINE_WB_REG_WBM, + CARMINE_WB_REG_WBM_DEFAULT); + + /* Initialize the Kottos registers */ + c_set_hw_reg(hw, CARMINE_GRAPH_REG + CARMINE_GRAPH_REG_VRINTM, 0); + c_set_hw_reg(hw, CARMINE_GRAPH_REG + CARMINE_GRAPH_REG_VRERRM, 0); + + /* Set DC offsets */ + c_set_hw_reg(hw, CARMINE_GRAPH_REG + CARMINE_GRAPH_REG_DC_OFFSET_PX, 0); + c_set_hw_reg(hw, CARMINE_GRAPH_REG + CARMINE_GRAPH_REG_DC_OFFSET_PY, 0); + c_set_hw_reg(hw, CARMINE_GRAPH_REG + CARMINE_GRAPH_REG_DC_OFFSET_LX, 0); + c_set_hw_reg(hw, CARMINE_GRAPH_REG + CARMINE_GRAPH_REG_DC_OFFSET_LY, 0); + c_set_hw_reg(hw, CARMINE_GRAPH_REG + CARMINE_GRAPH_REG_DC_OFFSET_TX, 0); + c_set_hw_reg(hw, CARMINE_GRAPH_REG + CARMINE_GRAPH_REG_DC_OFFSET_TY, 0); + return 0; +} + +static struct fb_ops carminefb_ops = { + .owner = THIS_MODULE, + .fb_fillrect = cfb_fillrect, + .fb_copyarea = cfb_copyarea, + .fb_imageblit = cfb_imageblit, + + .fb_check_var = carmine_check_var, + .fb_set_par = carmine_set_par, + .fb_setcolreg = carmine_setcolreg, +}; + +static int alloc_carmine_fb(void __iomem *regs, void __iomem *smem_base, + int smem_offset, struct device *device, struct fb_info **rinfo) +{ + int ret; + struct fb_info *info; + struct carmine_fb *par; + + info = framebuffer_alloc(sizeof *par, device); + if (!info) + return -ENOMEM; + + par = info->par; + par->display_reg = regs; + par->smem_offset = smem_offset; + + info->screen_base = smem_base + smem_offset; + info->screen_size = CARMINE_DISPLAY_MEM; + info->fbops = &carminefb_ops; + + info->fix = carminefb_fix; + info->pseudo_palette = par->pseudo_palette; + info->flags = FBINFO_DEFAULT; + + ret = fb_alloc_cmap(&info->cmap, 256, 1); + if (ret < 0) + goto err_free_fb; + + if (fb_mode > ARRAY_SIZE(carmine_modedb)) + fb_mode = CARMINEFB_DEFAULT_VIDEO_MODE; + + par->cur_mode = par->new_mode = ~0; + + ret = fb_find_mode(&info->var, info, fb_mode_str, carmine_modedb, + ARRAY_SIZE(carmine_modedb), + &carmine_modedb[fb_mode], 32); + if (!ret || ret == 4) { + ret = -EINVAL; + goto err_dealloc_cmap; + } + + fb_videomode_to_modelist(carmine_modedb, ARRAY_SIZE(carmine_modedb), + &info->modelist); + + ret = register_framebuffer(info); + if (ret < 0) + goto err_dealloc_cmap; + + printk(KERN_INFO "fb%d: %s frame buffer device\n", info->node, + info->fix.id); + + *rinfo = info; + return 0; + +err_dealloc_cmap: + fb_dealloc_cmap(&info->cmap); +err_free_fb: + framebuffer_release(info); + return ret; +} + +static void cleanup_fb_device(struct fb_info *info) +{ + if (info) { + unregister_framebuffer(info); + fb_dealloc_cmap(&info->cmap); + framebuffer_release(info); + } +} + +static int __devinit carminefb_probe(struct pci_dev *dev, + const struct pci_device_id *ent) +{ + struct carmine_hw *hw; + struct device *device = &dev->dev; + struct fb_info *info; + int ret; + + ret = pci_enable_device(dev); + if (ret) + return ret; + + ret = -ENOMEM; + hw = kzalloc(sizeof *hw, GFP_KERNEL); + if (!hw) + goto err_enable_pci; + + carminefb_fix.mmio_start = pci_resource_start(dev, CARMINE_CONFIG_BAR); + carminefb_fix.mmio_len = pci_resource_len(dev, CARMINE_CONFIG_BAR); + + if (!request_mem_region(carminefb_fix.mmio_start, + carminefb_fix.mmio_len, + "carminefb regbase")) { + printk(KERN_ERR "carminefb: Can't reserve regbase.\n"); + ret = -EBUSY; + goto err_free_hw; + } + hw->v_regs = ioremap_nocache(carminefb_fix.mmio_start, + carminefb_fix.mmio_len); + if (!hw->v_regs) { + printk(KERN_ERR "carminefb: Can't remap %s register.\n", + carminefb_fix.id); + goto err_free_reg_mmio; + } + + carminefb_fix.smem_start = pci_resource_start(dev, CARMINE_MEMORY_BAR); + carminefb_fix.smem_len = pci_resource_len(dev, CARMINE_MEMORY_BAR); + + /* The memory area tends to be very large (256 MiB). Remap only what + * is required for that largest resolution to avoid remaps at run + * time + */ + if (carminefb_fix.smem_len > CARMINE_TOTAL_DIPLAY_MEM) + carminefb_fix.smem_len = CARMINE_TOTAL_DIPLAY_MEM; + + else if (carminefb_fix.smem_len < CARMINE_TOTAL_DIPLAY_MEM) { + printk(KERN_ERR "carminefb: Memory bar is only %d bytes, %d " + "are required.", carminefb_fix.smem_len, + CARMINE_TOTAL_DIPLAY_MEM); + goto err_free_reg_mmio; + } + + if (!request_mem_region(carminefb_fix.smem_start, + carminefb_fix.smem_len, "carminefb smem")) { + printk(KERN_ERR "carminefb: Can't reserve smem.\n"); + goto err_unmap_vregs; + } + + hw->screen_mem = ioremap_nocache(carminefb_fix.smem_start, + carminefb_fix.smem_len); + if (!hw->screen_mem) { + printk(KERN_ERR "carmine: Can't ioremap smem area.\n"); + release_mem_region(carminefb_fix.smem_start, + carminefb_fix.smem_len); + goto err_reg_smem; + } + + ret = init_hardware(hw); + if (ret) + goto err_unmap_screen; + + info = NULL; + if (fb_displays & CARMINE_USE_DISPLAY0) { + ret = alloc_carmine_fb(hw->v_regs + CARMINE_DISP0_REG, + hw->screen_mem, CARMINE_DISPLAY_MEM * 0, + device, &info); + if (ret) + goto err_deinit_hw; + } + + hw->fb[0] = info; + + info = NULL; + if (fb_displays & CARMINE_USE_DISPLAY1) { + ret = alloc_carmine_fb(hw->v_regs + CARMINE_DISP1_REG, + hw->screen_mem, CARMINE_DISPLAY_MEM * 1, + device, &info); + if (ret) + goto err_cleanup_fb0; + } + + hw->fb[1] = info; + info = NULL; + + pci_set_drvdata(dev, hw); + return 0; + +err_cleanup_fb0: + cleanup_fb_device(hw->fb[0]); +err_deinit_hw: + /* disable clock, etc */ + c_set_hw_reg(hw, CARMINE_CTL_REG + CARMINE_CTL_REG_CLOCK_ENABLE, 0); +err_unmap_screen: + iounmap(hw->screen_mem); +err_reg_smem: + release_mem_region(carminefb_fix.mmio_start, carminefb_fix.mmio_len); +err_unmap_vregs: + iounmap(hw->v_regs); +err_free_reg_mmio: + release_mem_region(carminefb_fix.mmio_start, carminefb_fix.mmio_len); +err_free_hw: + kfree(hw); +err_enable_pci: + pci_disable_device(dev); + return ret; +} + +static void __devexit carminefb_remove(struct pci_dev *dev) +{ + struct carmine_hw *hw = pci_get_drvdata(dev); + struct fb_fix_screeninfo fix; + int i; + + /* in case we use only fb1 and not fb1 */ + if (hw->fb[0]) + fix = hw->fb[0]->fix; + else + fix = hw->fb[1]->fix; + + /* deactivate display(s) and switch clocks */ + c_set_hw_reg(hw, CARMINE_DISP0_REG + CARMINE_DISP_REG_DCM1, 0); + c_set_hw_reg(hw, CARMINE_DISP1_REG + CARMINE_DISP_REG_DCM1, 0); + c_set_hw_reg(hw, CARMINE_CTL_REG + CARMINE_CTL_REG_CLOCK_ENABLE, 0); + + for (i = 0; i < MAX_DISPLAY; i++) + cleanup_fb_device(hw->fb[i]); + + iounmap(hw->screen_mem); + release_mem_region(fix.smem_start, fix.smem_len); + iounmap(hw->v_regs); + release_mem_region(fix.mmio_start, fix.mmio_len); + + pci_set_drvdata(dev, NULL); + pci_disable_device(dev); + kfree(hw); +} + +#define PCI_VENDOR_ID_FUJITU_LIMITED 0x10cf +static struct pci_device_id carmine_devices[] __devinitdata = { +{ + PCI_DEVICE(PCI_VENDOR_ID_FUJITU_LIMITED, 0x202b)}, + {0, 0, 0, 0, 0, 0, 0} +}; + +MODULE_DEVICE_TABLE(pci, carmine_devices); + +static struct pci_driver carmine_pci_driver = { + .name = "carminefb", + .id_table = carmine_devices, + .probe = carminefb_probe, + .remove = __devexit_p(carminefb_remove), +}; + +static int __init carminefb_init(void) +{ + if (!(fb_displays & + (CARMINE_USE_DISPLAY0 | CARMINE_USE_DISPLAY1))) { + printk(KERN_ERR "If you disable both displays than you don't " + "need the driver at all\n"); + return -EINVAL; + } + return pci_register_driver(&carmine_pci_driver); +} +module_init(carminefb_init); + +static void __exit carminefb_cleanup(void) +{ + pci_unregister_driver(&carmine_pci_driver); +} +module_exit(carminefb_cleanup); + +MODULE_AUTHOR("Sebastian Siewior <bigeasy@linutronix.de>"); +MODULE_DESCRIPTION("Framebuffer driver for Fujitsu Carmine based devices"); +MODULE_LICENSE("GPL v2"); diff --git a/drivers/video/carminefb.h b/drivers/video/carminefb.h new file mode 100644 index 0000000..05306de --- /dev/null +++ b/drivers/video/carminefb.h @@ -0,0 +1,64 @@ +#ifndef CARMINE_CARMINE_H +#define CARMINE_CARMINE_H + +#define CARMINE_MEMORY_BAR 2 +#define CARMINE_CONFIG_BAR 3 + +#define MAX_DISPLAY 2 +#define CARMINE_DISPLAY_MEM (800 * 600 * 4) +#define CARMINE_TOTAL_DIPLAY_MEM (CARMINE_DISPLAY_MEM * MAX_DISPLAY) + +#define CARMINE_USE_DISPLAY0 (1 << 0) +#define CARMINE_USE_DISPLAY1 (1 << 1) + +/* + * This values work on the eval card. Custom boards may use different timings, + * here an example :) + */ + +/* DRAM initialization values */ +#ifdef CONFIG_FB_CARMINE_DRAM_EVAL + +#define CARMINE_DFLT_IP_CLOCK_ENABLE (0x03ff) +#define CARMINE_DFLT_IP_DCTL_ADD (0x05c3) +#define CARMINE_DFLT_IP_DCTL_MODE (0x0121) +#define CARMINE_DFLT_IP_DCTL_EMODE (0x8000) +#define CARMINE_DFLT_IP_DCTL_SET_TIME1 (0x4749) +#define CARMINE_DFLT_IP_DCTL_SET_TIME2 (0x2a22) +#define CARMINE_DFLT_IP_DCTL_REFRESH (0x0042) +#define CARMINE_DFLT_IP_DCTL_STATES (0x0003) +#define CARMINE_DFLT_IP_DCTL_RESERVE0 (0x0020) +#define CARMINE_DFLT_IP_DCTL_FIFO_DEPTH (0x000f) +#define CARMINE_DFLT_IP_DCTL_RESERVE2 (0x0000) +#define CARMINE_DFLT_IP_DCTL_DDRIF1 (0x6646) +#define CARMINE_DFLT_IP_DCTL_DDRIF2 (0x0055) +#define CARMINE_DFLT_IP_DCTL_MODE_AFT_RST (0x0021) +#define CARMINE_DFLT_IP_DCTL_STATES_AFT_RST (0x0002) +#define CARMINE_DFLT_IP_DCTL_IO_CONT0 (0x0555) +#define CARMINE_DFLT_IP_DCTL_IO_CONT1 (0x0555) +#define CARMINE_DCTL_DLL_RESET (1) +#endif + +#ifdef CONFIG_CARMINE_DRAM_CUSTOM + +#define CARMINE_DFLT_IP_CLOCK_ENABLE (0x03ff) +#define CARMINE_DFLT_IP_DCTL_ADD (0x03b2) +#define CARMINE_DFLT_IP_DCTL_MODE (0x0161) +#define CARMINE_DFLT_IP_DCTL_EMODE (0x8000) +#define CARMINE_DFLT_IP_DCTL_SET_TIME1 (0x2628) +#define CARMINE_DFLT_IP_DCTL_SET_TIME2 (0x1a09) +#define CARMINE_DFLT_IP_DCTL_REFRESH (0x00fe) +#define CARMINE_DFLT_IP_DCTL_STATES (0x0003) +#define CARMINE_DFLT_IP_DCTL_RESERVE0 (0x0020) +#define CARMINE_DFLT_IP_DCTL_FIFO_DEPTH (0x000f) +#define CARMINE_DFLT_IP_DCTL_RESERVE2 (0x0000) +#define CARMINE_DFLT_IP_DCTL_DDRIF1 (0x0646) +#define CARMINE_DFLT_IP_DCTL_DDRIF2 (0x55aa) +#define CARMINE_DFLT_IP_DCTL_MODE_AFT_RST (0x0061) +#define CARMINE_DFLT_IP_DCTL_STATES_AFT_RST (0x0002) +#define CARMINE_DFLT_IP_DCTL_IO_CONT0 (0x0555) +#define CARMINE_DFLT_IP_DCTL_IO_CONT1 (0x0555) +#define CARMINE_DCTL_DLL_RESET (1) +#endif + +#endif diff --git a/drivers/video/carminefb_regs.h b/drivers/video/carminefb_regs.h new file mode 100644 index 0000000..0452156 --- /dev/null +++ b/drivers/video/carminefb_regs.h @@ -0,0 +1,159 @@ +#ifndef _CARMINEFB_REGS_H +#define _CARMINEFB_REGS_H + +#define CARMINE_OVERLAY_EXT_MODE (0x00000002) +#define CARMINE_GRAPH_REG (0x00000000) +#define CARMINE_DISP0_REG (0x00100000) +#define CARMINE_DISP1_REG (0x00140000) +#define CARMINE_WB_REG (0x00180000) +#define CARMINE_DCTL_REG (0x00300000) +#define CARMINE_CTL_REG (0x00400000) +#define CARMINE_WINDOW_MODE (0x00000001) +#define CARMINE_EXTEND_MODE (CARMINE_WINDOW_MODE | \ + CARMINE_OVERLAY_EXT_MODE) +#define CARMINE_L0E (1 << 16) +#define CARMINE_L2E (1 << 18) +#define CARMINE_DEN (1 << 31) + +#define CARMINE_EXT_CMODE_DIRECT24_RGBA (0xC0000000) +#define CARMINE_DCTL_REG_MODE_ADD (0x00) +#define CARMINE_DCTL_REG_SETTIME1_EMODE (0x04) +#define CARMINE_DCTL_REG_REFRESH_SETTIME2 (0x08) +#define CARMINE_DCTL_REG_RSV0_STATES (0x0C) +#define CARMINE_DCTL_REG_RSV2_RSV1 (0x10) +#define CARMINE_DCTL_REG_DDRIF2_DDRIF1 (0x14) +#define CARMINE_DCTL_REG_IOCONT1_IOCONT0 (0x24) +#define CARMINE_DCTL_REG_STATES_MASK (0x000F) +#define CARMINE_DCTL_INIT_WAIT_INTERVAL (1) +#define CARMINE_DCTL_INIT_WAIT_LIMIT (5000) +#define CARMINE_WB_REG_WBM_DEFAULT (0x0001c020) +#define CARMINE_DISP_REG_L0RM (0x1880) +#define CARMINE_DISP_REG_L0PX (0x1884) +#define CARMINE_DISP_REG_L0PY (0x1888) +#define CARMINE_DISP_REG_L2RM (0x18A0) +#define CARMINE_DISP_REG_L2PX (0x18A4) +#define CARMINE_DISP_REG_L2PY (0x18A8) +#define CARMINE_DISP_REG_L3RM (0x18B0) +#define CARMINE_DISP_REG_L3PX (0x18B4) +#define CARMINE_DISP_REG_L3PY (0x18B8) +#define CARMINE_DISP_REG_L4RM (0x18C0) +#define CARMINE_DISP_REG_L4PX (0x18C4) +#define CARMINE_DISP_REG_L4PY (0x18C8) +#define CARMINE_DISP_REG_L5RM (0x18D0) +#define CARMINE_DISP_REG_L5PX (0x18D4) +#define CARMINE_DISP_REG_L5PY (0x18D8) +#define CARMINE_DISP_REG_L6RM (0x1924) +#define CARMINE_DISP_REG_L6PX (0x1928) +#define CARMINE_DISP_REG_L6PY (0x192C) +#define CARMINE_DISP_REG_L7RM (0x1964) +#define CARMINE_DISP_REG_L7PX (0x1968) +#define CARMINE_DISP_REG_L7PY (0x196C) +#define CARMINE_WB_REG_WBM (0x0004) +#define CARMINE_DISP_HTP_SHIFT (16) +#define CARMINE_DISP_HDB_SHIFT (16) +#define CARMINE_DISP_HSW_SHIFT (16) +#define CARMINE_DISP_VSW_SHIFT (24) +#define CARMINE_DISP_VTR_SHIFT (16) +#define CARMINE_DISP_VDP_SHIFT (16) +#define CARMINE_CURSOR_CUTZ_MASK (0x00000100) +#define CARMINE_CURSOR0_PRIORITY_MASK (0x00010000) +#define CARMINE_CURSOR1_PRIORITY_MASK (0x00020000) +#define CARMINE_DISP_WIDTH_SHIFT (16) +#define CARMINE_DISP_WIN_H_SHIFT (16) +#define CARMINE_DISP_REG_H_TOTAL (0x0004) +#define CARMINE_DISP_REG_H_PERIOD (0x0008) +#define CARMINE_DISP_REG_V_H_W_H_POS (0x000C) +#define CARMINE_DISP_REG_V_TOTAL (0x0010) +#define CARMINE_DISP_REG_V_PERIOD_POS (0x0014) +#define CARMINE_DISP_REG_L0_MODE_W_H (0x0020) +#define CARMINE_DISP_REG_L0_ORG_ADR (0x0024) +#define CARMINE_DISP_REG_L0_DISP_ADR (0x0028) +#define CARMINE_DISP_REG_L0_DISP_POS (0x002C) +#define CARMINE_DISP_REG_L1_WIDTH (0x0030) +#define CARMINE_DISP_REG_L1_ORG_ADR (0x0034) +#define CARMINE_DISP_REG_L2_MODE_W_H (0x0040) +#define CARMINE_DISP_REG_L2_ORG_ADR1 (0x0044) +#define CARMINE_DISP_REG_L2_DISP_ADR1 (0x0048) +#define CARMINE_DISP_REG_L2_DISP_POS (0x0054) +#define CARMINE_DISP_REG_L3_MODE_W_H (0x0058) +#define CARMINE_DISP_REG_L3_ORG_ADR1 (0x005C) +#define CARMINE_DISP_REG_L3_DISP_ADR1 (0x0060) +#define CARMINE_DISP_REG_L3_DISP_POS (0x006C) +#define CARMINE_DISP_REG_L4_MODE_W_H (0x0070) +#define CARMINE_DISP_REG_L4_ORG_ADR1 (0x0074) +#define CARMINE_DISP_REG_L4_DISP_ADR1 (0x0078) +#define CARMINE_DISP_REG_L4_DISP_POS (0x0084) +#define CARMINE_DISP_REG_L5_MODE_W_H (0x0088) +#define CARMINE_DISP_REG_L5_ORG_ADR1 (0x008C) +#define CARMINE_DISP_REG_L5_DISP_ADR1 (0x0090) +#define CARMINE_DISP_REG_L5_DISP_POS (0x009C) +#define CARMINE_DISP_REG_CURSOR_MODE (0x00A0) +#define CARMINE_DISP_REG_CUR1_POS (0x00A8) +#define CARMINE_DISP_REG_CUR2_POS (0x00B0) +#define CARMINE_DISP_REG_C_TRANS (0x00BC) +#define CARMINE_DISP_REG_MLMR_TRANS (0x00C0) +#define CARMINE_DISP_REG_L0_EXT_MODE (0x0110) +#define CARMINE_DISP_REG_L0_WIN_POS (0x0114) +#define CARMINE_DISP_REG_L0_WIN_SIZE (0x0118) +#define CARMINE_DISP_REG_L1_EXT_MODE (0x0120) +#define CARMINE_DISP_REG_L1_WIN_POS (0x0124) +#define CARMINE_DISP_REG_L1_WIN_SIZE (0x0128) +#define CARMINE_DISP_REG_L2_EXT_MODE (0x0130) +#define CARMINE_DISP_REG_L2_WIN_POS (0x0134) +#define CARMINE_DISP_REG_L2_WIN_SIZE (0x0138) +#define CARMINE_DISP_REG_L3_EXT_MODE (0x0140) +#define CARMINE_DISP_REG_L3_WIN_POS (0x0144) +#define CARMINE_DISP_REG_L3_WIN_SIZE (0x0148) +#define CARMINE_DISP_REG_L4_EXT_MODE (0x0150) +#define CARMINE_DISP_REG_L4_WIN_POS (0x0154) +#define CARMINE_DISP_REG_L4_WIN_SIZE (0x0158) +#define CARMINE_DISP_REG_L5_EXT_MODE (0x0160) +#define CARMINE_DISP_REG_L5_WIN_POS (0x0164) +#define CARMINE_DISP_REG_L5_WIN_SIZE (0x0168) +#define CARMINE_DISP_REG_L6_EXT_MODE (0x1918) +#define CARMINE_DISP_REG_L6_WIN_POS (0x191c) +#define CARMINE_DISP_REG_L6_WIN_SIZE (0x1920) +#define CARMINE_DISP_REG_L7_EXT_MODE (0x1958) +#define CARMINE_DISP_REG_L7_WIN_POS (0x195c) +#define CARMINE_DISP_REG_L7_WIN_SIZE (0x1960) +#define CARMINE_DISP_REG_BLEND_MODE_L0 (0x00B4) +#define CARMINE_DISP_REG_BLEND_MODE_L1 (0x0188) +#define CARMINE_DISP_REG_BLEND_MODE_L2 (0x018C) +#define CARMINE_DISP_REG_BLEND_MODE_L3 (0x0190) +#define CARMINE_DISP_REG_BLEND_MODE_L4 (0x0194) +#define CARMINE_DISP_REG_BLEND_MODE_L5 (0x0198) +#define CARMINE_DISP_REG_BLEND_MODE_L6 (0x1990) +#define CARMINE_DISP_REG_BLEND_MODE_L7 (0x1994) +#define CARMINE_DISP_REG_L0_TRANS (0x01A0) +#define CARMINE_DISP_REG_L1_TRANS (0x01A4) +#define CARMINE_DISP_REG_L2_TRANS (0x01A8) +#define CARMINE_DISP_REG_L3_TRANS (0x01AC) +#define CARMINE_DISP_REG_L4_TRANS (0x01B0) +#define CARMINE_DISP_REG_L5_TRANS (0x01B4) +#define CARMINE_DISP_REG_L6_TRANS (0x1998) +#define CARMINE_DISP_REG_L7_TRANS (0x199c) +#define CARMINE_EXTEND_MODE_MASK (0x00000003) +#define CARMINE_DISP_DCM_MASK (0x0000FFFF) +#define CARMINE_DISP_REG_DCM1 (0x0100) +#define CARMINE_DISP_WIDTH_UNIT (64) +#define CARMINE_DISP_REG_L6_MODE_W_H (0x1900) +#define CARMINE_DISP_REG_L6_ORG_ADR1 (0x1904) +#define CARMINE_DISP_REG_L6_DISP_ADR0 (0x1908) +#define CARMINE_DISP_REG_L6_DISP_POS (0x1914) +#define CARMINE_DISP_REG_L7_MODE_W_H (0x1940) +#define CARMINE_DISP_REG_L7_ORG_ADR1 (0x1944) +#define CARMINE_DISP_REG_L7_DISP_ADR0 (0x1948) +#define CARMINE_DISP_REG_L7_DISP_POS (0x1954) +#define CARMINE_CTL_REG_CLOCK_ENABLE (0x000C) +#define CARMINE_CTL_REG_SOFTWARE_RESET (0x0010) +#define CARMINE_CTL_REG_IST_MASK_ALL (0x07FFFFFF) +#define CARMINE_GRAPH_REG_VRINTM (0x00028064) +#define CARMINE_GRAPH_REG_VRERRM (0x0002806C) +#define CARMINE_GRAPH_REG_DC_OFFSET_PX (0x0004005C) +#define CARMINE_GRAPH_REG_DC_OFFSET_PY (0x00040060) +#define CARMINE_GRAPH_REG_DC_OFFSET_LX (0x00040064) +#define CARMINE_GRAPH_REG_DC_OFFSET_LY (0x00040068) +#define CARMINE_GRAPH_REG_DC_OFFSET_TX (0x0004006C) +#define CARMINE_GRAPH_REG_DC_OFFSET_TY (0x00040070) + +#endif diff --git a/drivers/video/cg14.c b/drivers/video/cg14.c index 0db0fec..b17e746 100644 --- a/drivers/video/cg14.c +++ b/drivers/video/cg14.c @@ -17,10 +17,9 @@ #include <linux/fb.h> #include <linux/mm.h> #include <linux/uaccess.h> +#include <linux/of_device.h> #include <asm/io.h> -#include <asm/prom.h> -#include <asm/of_device.h> #include <asm/fbio.h> #include "sbuslib.h" @@ -482,7 +481,7 @@ static int __devinit cg14_probe(struct of_device *op, const struct of_device_id spin_lock_init(&par->lock); - sbusfb_fill_var(&info->var, dp->node, 8); + sbusfb_fill_var(&info->var, dp, 8); info->var.red.length = 8; info->var.green.length = 8; info->var.blue.length = 8; diff --git a/drivers/video/cg3.c b/drivers/video/cg3.c index 010ea53..3aa7b6c 100644 --- a/drivers/video/cg3.c +++ b/drivers/video/cg3.c @@ -17,11 +17,9 @@ #include <linux/init.h> #include <linux/fb.h> #include <linux/mm.h> +#include <linux/of_device.h> #include <asm/io.h> -#include <asm/oplib.h> -#include <asm/prom.h> -#include <asm/of_device.h> #include <asm/fbio.h> #include "sbuslib.h" @@ -373,7 +371,7 @@ static int __devinit cg3_probe(struct of_device *op, par->physbase = op->resource[0].start; par->which_io = op->resource[0].flags & IORESOURCE_BITS; - sbusfb_fill_var(&info->var, dp->node, 8); + sbusfb_fill_var(&info->var, dp, 8); info->var.red.length = 8; info->var.green.length = 8; info->var.blue.length = 8; @@ -398,7 +396,7 @@ static int __devinit cg3_probe(struct of_device *op, if (!info->screen_base) goto out_unmap_regs; - cg3_blank(0, info); + cg3_blank(FB_BLANK_UNBLANK, info); if (!of_find_property(dp, "width", NULL)) { err = cg3_do_default_mode(par); diff --git a/drivers/video/cg6.c b/drivers/video/cg6.c index fc90db6..2f64bb3 100644 --- a/drivers/video/cg6.c +++ b/drivers/video/cg6.c @@ -17,9 +17,9 @@ #include <linux/init.h> #include <linux/fb.h> #include <linux/mm.h> +#include <linux/of_device.h> #include <asm/io.h> -#include <asm/of_device.h> #include <asm/fbio.h> #include "sbuslib.h" @@ -728,7 +728,7 @@ static int __devinit cg6_probe(struct of_device *op, par->physbase = op->resource[0].start; par->which_io = op->resource[0].flags & IORESOURCE_BITS; - sbusfb_fill_var(&info->var, dp->node, 8); + sbusfb_fill_var(&info->var, dp, 8); info->var.red.length = 8; info->var.green.length = 8; info->var.blue.length = 8; @@ -767,7 +767,7 @@ static int __devinit cg6_probe(struct of_device *op, cg6_bt_init(par); cg6_chip_init(info); - cg6_blank(0, info); + cg6_blank(FB_BLANK_UNBLANK, info); if (fb_alloc_cmap(&info->cmap, 256, 0)) goto out_unmap_regs; diff --git a/drivers/video/cirrusfb.c b/drivers/video/cirrusfb.c index 35ac9d9..c14b243 100644 --- a/drivers/video/cirrusfb.c +++ b/drivers/video/cirrusfb.c @@ -2432,9 +2432,9 @@ static int cirrusfb_pci_register(struct pci_dev *pdev, info->screen_size = board_size; cinfo->unmap = cirrusfb_pci_unmap; - printk(KERN_INFO " RAM (%lu kB) at 0xx%lx, ", - info->screen_size >> 10, board_addr); - printk(KERN_INFO "Cirrus Logic chipset on PCI bus\n"); + printk(KERN_INFO "RAM (%lu kB) at 0x%lx, Cirrus " + "Logic chipset on PCI bus\n", + info->screen_size >> 10, board_addr); pci_set_drvdata(pdev, info); ret = cirrusfb_register(info); diff --git a/drivers/video/cobalt_lcdfb.c b/drivers/video/cobalt_lcdfb.c new file mode 100644 index 0000000..7bad24e --- /dev/null +++ b/drivers/video/cobalt_lcdfb.c @@ -0,0 +1,371 @@ +/* + * Cobalt server LCD frame buffer driver. + * + * Copyright (C) 2008 Yoichi Yuasa <yoichi_yuasa@tripeaks.co.jp> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + */ +#include <linux/delay.h> +#include <linux/fb.h> +#include <linux/init.h> +#include <linux/io.h> +#include <linux/ioport.h> +#include <linux/uaccess.h> +#include <linux/platform_device.h> + +/* + * Cursor position address + * \X 0 1 2 ... 14 15 + * Y+----+----+----+---+----+----+ + * 0|0x00|0x01|0x02|...|0x0e|0x0f| + * +----+----+----+---+----+----+ + * 1|0x40|0x41|0x42|...|0x4e|0x4f| + * +----+----+----+---+----+----+ + */ +#define LCD_DATA_REG_OFFSET 0x10 +#define LCD_XRES_MAX 16 +#define LCD_YRES_MAX 2 +#define LCD_CHARS_MAX 32 + +#define LCD_CLEAR 0x01 +#define LCD_CURSOR_MOVE_HOME 0x02 +#define LCD_RESET 0x06 +#define LCD_OFF 0x08 +#define LCD_CURSOR_OFF 0x0c +#define LCD_CURSOR_BLINK_OFF 0x0e +#define LCD_CURSOR_ON 0x0f +#define LCD_ON LCD_CURSOR_ON +#define LCD_CURSOR_MOVE_LEFT 0x10 +#define LCD_CURSOR_MOVE_RIGHT 0x14 +#define LCD_DISPLAY_LEFT 0x18 +#define LCD_DISPLAY_RIGHT 0x1c +#define LCD_PRERESET 0x3f /* execute 4 times continuously */ +#define LCD_BUSY 0x80 + +#define LCD_GRAPHIC_MODE 0x40 +#define LCD_TEXT_MODE 0x80 +#define LCD_CUR_POS_MASK 0x7f + +#define LCD_CUR_POS(x) ((x) & LCD_CUR_POS_MASK) +#define LCD_TEXT_POS(x) ((x) | LCD_TEXT_MODE) + +static inline void lcd_write_control(struct fb_info *info, u8 control) +{ + writel((u32)control << 24, info->screen_base); +} + +static inline u8 lcd_read_control(struct fb_info *info) +{ + return readl(info->screen_base) >> 24; +} + +static inline void lcd_write_data(struct fb_info *info, u8 data) +{ + writel((u32)data << 24, info->screen_base + LCD_DATA_REG_OFFSET); +} + +static inline u8 lcd_read_data(struct fb_info *info) +{ + return readl(info->screen_base + LCD_DATA_REG_OFFSET) >> 24; +} + +static int lcd_busy_wait(struct fb_info *info) +{ + u8 val = 0; + int timeout = 10, retval = 0; + + do { + val = lcd_read_control(info); + val &= LCD_BUSY; + if (val != LCD_BUSY) + break; + + if (msleep_interruptible(1)) + return -EINTR; + + timeout--; + } while (timeout); + + if (val == LCD_BUSY) + retval = -EBUSY; + + return retval; +} + +static void lcd_clear(struct fb_info *info) +{ + int i; + + for (i = 0; i < 4; i++) { + udelay(150); + + lcd_write_control(info, LCD_PRERESET); + } + + udelay(150); + + lcd_write_control(info, LCD_CLEAR); + + udelay(150); + + lcd_write_control(info, LCD_RESET); +} + +static struct fb_fix_screeninfo cobalt_lcdfb_fix __initdata = { + .id = "cobalt-lcd", + .type = FB_TYPE_TEXT, + .type_aux = FB_AUX_TEXT_MDA, + .visual = FB_VISUAL_MONO01, + .line_length = LCD_XRES_MAX, + .accel = FB_ACCEL_NONE, +}; + +static ssize_t cobalt_lcdfb_read(struct fb_info *info, char __user *buf, + size_t count, loff_t *ppos) +{ + char src[LCD_CHARS_MAX]; + unsigned long pos; + int len, retval = 0; + + pos = *ppos; + if (pos >= LCD_CHARS_MAX || count == 0) + return 0; + + if (count > LCD_CHARS_MAX) + count = LCD_CHARS_MAX; + + if (pos + count > LCD_CHARS_MAX) + count = LCD_CHARS_MAX - pos; + + for (len = 0; len < count; len++) { + retval = lcd_busy_wait(info); + if (retval < 0) + break; + + lcd_write_control(info, LCD_TEXT_POS(pos)); + + retval = lcd_busy_wait(info); + if (retval < 0) + break; + + src[len] = lcd_read_data(info); + if (pos == 0x0f) + pos = 0x40; + else + pos++; + } + + if (retval < 0 && signal_pending(current)) + return -ERESTARTSYS; + + if (copy_to_user(buf, src, len)) + return -EFAULT; + + *ppos += len; + + return len; +} + +static ssize_t cobalt_lcdfb_write(struct fb_info *info, const char __user *buf, + size_t count, loff_t *ppos) +{ + char dst[LCD_CHARS_MAX]; + unsigned long pos; + int len, retval = 0; + + pos = *ppos; + if (pos >= LCD_CHARS_MAX || count == 0) + return 0; + + if (count > LCD_CHARS_MAX) + count = LCD_CHARS_MAX; + + if (pos + count > LCD_CHARS_MAX) + count = LCD_CHARS_MAX - pos; + + if (copy_from_user(dst, buf, count)) + return -EFAULT; + + for (len = 0; len < count; len++) { + retval = lcd_busy_wait(info); + if (retval < 0) + break; + + lcd_write_control(info, LCD_TEXT_POS(pos)); + + retval = lcd_busy_wait(info); + if (retval < 0) + break; + + lcd_write_data(info, dst[len]); + if (pos == 0x0f) + pos = 0x40; + else + pos++; + } + + if (retval < 0 && signal_pending(current)) + return -ERESTARTSYS; + + *ppos += len; + + return len; +} + +static int cobalt_lcdfb_blank(int blank_mode, struct fb_info *info) +{ + int retval; + + retval = lcd_busy_wait(info); + if (retval < 0) + return retval; + + switch (blank_mode) { + case FB_BLANK_UNBLANK: + lcd_write_control(info, LCD_ON); + break; + default: + lcd_write_control(info, LCD_OFF); + break; + } + + return 0; +} + +static int cobalt_lcdfb_cursor(struct fb_info *info, struct fb_cursor *cursor) +{ + u32 x, y; + int retval; + + switch (cursor->set) { + case FB_CUR_SETPOS: + x = cursor->image.dx; + y = cursor->image.dy; + if (x >= LCD_XRES_MAX || y >= LCD_YRES_MAX) + return -EINVAL; + + retval = lcd_busy_wait(info); + if (retval < 0) + return retval; + + lcd_write_control(info, + LCD_TEXT_POS(info->fix.line_length * y + x)); + break; + default: + return -EINVAL; + } + + retval = lcd_busy_wait(info); + if (retval < 0) + return retval; + + if (cursor->enable) + lcd_write_control(info, LCD_CURSOR_ON); + else + lcd_write_control(info, LCD_CURSOR_OFF); + + return 0; +} + +static struct fb_ops cobalt_lcd_fbops = { + .owner = THIS_MODULE, + .fb_read = cobalt_lcdfb_read, + .fb_write = cobalt_lcdfb_write, + .fb_blank = cobalt_lcdfb_blank, + .fb_cursor = cobalt_lcdfb_cursor, +}; + +static int __init cobalt_lcdfb_probe(struct platform_device *dev) +{ + struct fb_info *info; + struct resource *res; + int retval; + + info = framebuffer_alloc(0, &dev->dev); + if (!info) + return -ENOMEM; + + res = platform_get_resource(dev, IORESOURCE_MEM, 0); + if (!res) { + framebuffer_release(info); + return -EBUSY; + } + + info->screen_size = res->end - res->start + 1; + info->screen_base = ioremap(res->start, info->screen_size); + info->fbops = &cobalt_lcd_fbops; + info->fix = cobalt_lcdfb_fix; + info->fix.smem_start = res->start; + info->fix.smem_len = info->screen_size; + info->pseudo_palette = NULL; + info->par = NULL; + info->flags = FBINFO_DEFAULT; + + retval = register_framebuffer(info); + if (retval < 0) { + iounmap(info->screen_base); + framebuffer_release(info); + return retval; + } + + platform_set_drvdata(dev, info); + + lcd_clear(info); + + printk(KERN_INFO "fb%d: Cobalt server LCD frame buffer device\n", + info->node); + + return 0; +} + +static int __devexit cobalt_lcdfb_remove(struct platform_device *dev) +{ + struct fb_info *info; + + info = platform_get_drvdata(dev); + if (info) { + iounmap(info->screen_base); + unregister_framebuffer(info); + framebuffer_release(info); + } + + return 0; +} + +static struct platform_driver cobalt_lcdfb_driver = { + .probe = cobalt_lcdfb_probe, + .remove = __devexit_p(cobalt_lcdfb_remove), + .driver = { + .name = "cobalt-lcd", + .owner = THIS_MODULE, + }, +}; + +static int __init cobalt_lcdfb_init(void) +{ + return platform_driver_register(&cobalt_lcdfb_driver); +} + +static void __exit cobalt_lcdfb_exit(void) +{ + platform_driver_unregister(&cobalt_lcdfb_driver); +} + +module_init(cobalt_lcdfb_init); +module_exit(cobalt_lcdfb_exit); + +MODULE_LICENSE("GPL v2"); +MODULE_AUTHOR("Yoichi Yuasa"); +MODULE_DESCRIPTION("Cobalt server LCD frame buffer driver"); diff --git a/drivers/video/console/fbcon.c b/drivers/video/console/fbcon.c index ad31983..3ccfa76 100644 --- a/drivers/video/console/fbcon.c +++ b/drivers/video/console/fbcon.c @@ -107,9 +107,7 @@ static struct display fb_display[MAX_NR_CONSOLES]; static signed char con2fb_map[MAX_NR_CONSOLES]; static signed char con2fb_map_boot[MAX_NR_CONSOLES]; -#ifndef MODULE -static int logo_height; -#endif + static int logo_lines; /* logo_shown is an index to vc_cons when >= 0; otherwise follows FBCON_LOGO enums. */ @@ -607,6 +605,7 @@ static void fbcon_prepare_logo(struct vc_data *vc, struct fb_info *info, struct fbcon_ops *ops = info->fbcon_par; int cnt, erase = vc->vc_video_erase_char, step; unsigned short *save = NULL, *r, *q; + int logo_height; if (info->flags & FBINFO_MODULE) { logo_shown = FBCON_LOGO_DONTSHOW; @@ -1853,6 +1852,8 @@ static int fbcon_scroll(struct vc_data *vc, int t, int b, int dir, struct fb_info *info = registered_fb[con2fb_map[vc->vc_num]]; struct display *p = &fb_display[vc->vc_num]; int scroll_partial = info->flags & FBINFO_PARTIAL_PAN_OK; + unsigned short saved_ec; + int ret; if (fbcon_is_inactive(vc, info)) return -EINVAL; @@ -1865,6 +1866,11 @@ static int fbcon_scroll(struct vc_data *vc, int t, int b, int dir, * whole screen (prevents flicker). */ + saved_ec = vc->vc_video_erase_char; + vc->vc_video_erase_char = vc->vc_scrl_erase_char; + + ret = 0; + switch (dir) { case SM_UP: if (count > vc->vc_rows) /* Maximum realistic size */ @@ -1883,7 +1889,7 @@ static int fbcon_scroll(struct vc_data *vc, int t, int b, int dir, (b - count)), vc->vc_scrl_erase_char, vc->vc_size_row * count); - return 1; + ret = 1; break; case SCROLL_WRAP_MOVE: @@ -1955,7 +1961,8 @@ static int fbcon_scroll(struct vc_data *vc, int t, int b, int dir, (b - count)), vc->vc_scrl_erase_char, vc->vc_size_row * count); - return 1; + ret = 1; + break; } break; @@ -1974,7 +1981,7 @@ static int fbcon_scroll(struct vc_data *vc, int t, int b, int dir, t), vc->vc_scrl_erase_char, vc->vc_size_row * count); - return 1; + ret = 1; break; case SCROLL_WRAP_MOVE: @@ -2044,10 +2051,13 @@ static int fbcon_scroll(struct vc_data *vc, int t, int b, int dir, t), vc->vc_scrl_erase_char, vc->vc_size_row * count); - return 1; + ret = 1; + break; } + break; } - return 0; + vc->vc_video_erase_char = saved_ec; + return ret; } @@ -2264,9 +2274,7 @@ static int fbcon_switch(struct vc_data *vc) * in fb_set_var() */ info->var.activate = var.activate; - var.yoffset = info->var.yoffset; - var.xoffset = info->var.xoffset; - var.vmode = info->var.vmode; + var.vmode |= info->var.vmode & ~FB_VMODE_MASK; fb_set_var(info, &var); ops->var = info->var; @@ -2507,6 +2515,9 @@ static int fbcon_do_set_font(struct vc_data *vc, int w, int h, c = vc->vc_video_erase_char; vc->vc_video_erase_char = ((c & 0xfe00) >> 1) | (c & 0xff); + c = vc->vc_def_color; + vc->vc_scrl_erase_char = + ((c & 0xFE00) >> 1) | (c & 0xFF); vc->vc_attr >>= 1; } } else if (!vc->vc_hi_font_mask && cnt == 512) { @@ -2537,9 +2548,14 @@ static int fbcon_do_set_font(struct vc_data *vc, int w, int h, if (vc->vc_can_do_color) { vc->vc_video_erase_char = ((c & 0xff00) << 1) | (c & 0xff); + c = vc->vc_def_color; + vc->vc_scrl_erase_char = + ((c & 0xFF00) << 1) | (c & 0xFF); vc->vc_attr <<= 1; - } else + } else { vc->vc_video_erase_char = c & ~0x100; + vc->vc_scrl_erase_char = c & ~0x100; + } } } @@ -3569,7 +3585,8 @@ static int __init fb_console_init(void) acquire_console_sem(); fb_register_client(&fbcon_event_notifier); - fbcon_device = device_create(fb_class, NULL, MKDEV(0, 0), "fbcon"); + fbcon_device = device_create_drvdata(fb_class, NULL, MKDEV(0, 0), + NULL, "fbcon"); if (IS_ERR(fbcon_device)) { printk(KERN_WARNING "Unable to create device " diff --git a/drivers/video/console/fbcon.h b/drivers/video/console/fbcon.h index 0135e03..de1b136 100644 --- a/drivers/video/console/fbcon.h +++ b/drivers/video/console/fbcon.h @@ -92,7 +92,7 @@ struct fbcon_ops { #define attr_fgcol(fgshift,s) \ (((s) >> (fgshift)) & 0x0f) #define attr_bgcol(bgshift,s) \ - (((s) >> (bgshift)) & 0x0f) + (((s) >> (bgshift)) & 0x07) /* Monochrome */ #define attr_bold(s) \ @@ -146,10 +146,8 @@ static inline int attr_col_ec(int shift, struct vc_data *vc, return is_fg ? fg : bg; } -#define attr_bgcol_ec(bgshift,vc,info) \ - attr_col_ec(bgshift,vc,info,0); -#define attr_fgcol_ec(fgshift,vc,info) \ - attr_col_ec(fgshift,vc,info,1); +#define attr_bgcol_ec(bgshift, vc, info) attr_col_ec(bgshift, vc, info, 0) +#define attr_fgcol_ec(fgshift, vc, info) attr_col_ec(fgshift, vc, info, 1) /* Font */ #define REFCOUNT(fd) (((int *)(fd))[-1]) diff --git a/drivers/video/console/mdacon.c b/drivers/video/console/mdacon.c index 38a296b..9901064 100644 --- a/drivers/video/console/mdacon.c +++ b/drivers/video/console/mdacon.c @@ -71,13 +71,15 @@ static char *mda_type_name; /* console information */ -static int mda_first_vc = 1; +static int mda_first_vc = 13; static int mda_last_vc = 16; static struct vc_data *mda_display_fg = NULL; module_param(mda_first_vc, int, 0); +MODULE_PARM_DESC(mda_first_vc, "First virtual console. Default: 13"); module_param(mda_last_vc, int, 0); +MODULE_PARM_DESC(mda_last_vc, "Last virtual console. Default: 16"); /* MDA register values */ diff --git a/drivers/video/console/sticon.c b/drivers/video/console/sticon.c index a11cc2f..4055dbd 100644 --- a/drivers/video/console/sticon.c +++ b/drivers/video/console/sticon.c @@ -370,7 +370,7 @@ static const struct consw sti_con = { -int __init sticonsole_init(void) +static int __init sticonsole_init(void) { /* already initialized ? */ if (sticon_sti) diff --git a/drivers/video/console/sticore.c b/drivers/video/console/sticore.c index e9ab657..d7822af 100644 --- a/drivers/video/console/sticore.c +++ b/drivers/video/console/sticore.c @@ -29,7 +29,7 @@ #define STI_DRIVERVERSION "Version 0.9a" -struct sti_struct *default_sti __read_mostly; +static struct sti_struct *default_sti __read_mostly; /* number of STI ROMS found and their ptrs to each struct */ static int num_sti_roms __read_mostly; @@ -68,8 +68,7 @@ static const struct sti_init_flags default_init_flags = { .init_cmap_tx = 1, }; -int -sti_init_graph(struct sti_struct *sti) +static int sti_init_graph(struct sti_struct *sti) { struct sti_init_inptr_ext inptr_ext = { 0, }; struct sti_init_inptr inptr = { @@ -100,8 +99,7 @@ static const struct sti_conf_flags default_conf_flags = { .wait = STI_WAIT, }; -void -sti_inq_conf(struct sti_struct *sti) +static void sti_inq_conf(struct sti_struct *sti) { struct sti_conf_inptr inptr = { 0, }; unsigned long flags; @@ -237,8 +235,8 @@ static void sti_flush(unsigned long start, unsigned long end) flush_icache_range(start, end); } -void __devinit -sti_rom_copy(unsigned long base, unsigned long count, void *dest) +static void __devinit sti_rom_copy(unsigned long base, unsigned long count, + void *dest) { unsigned long dest_start = (unsigned long) dest; @@ -478,8 +476,8 @@ sti_init_glob_cfg(struct sti_struct *sti, } #ifdef CONFIG_FB -struct sti_cooked_font * __devinit -sti_select_fbfont(struct sti_cooked_rom *cooked_rom, const char *fbfont_name) +static struct sti_cooked_font __devinit +*sti_select_fbfont(struct sti_cooked_rom *cooked_rom, const char *fbfont_name) { const struct font_desc *fbfont; unsigned int size, bpc; @@ -534,16 +532,16 @@ sti_select_fbfont(struct sti_cooked_rom *cooked_rom, const char *fbfont_name) return cooked_font; } #else -struct sti_cooked_font * __devinit -sti_select_fbfont(struct sti_cooked_rom *cooked_rom, const char *fbfont_name) +static struct sti_cooked_font __devinit +*sti_select_fbfont(struct sti_cooked_rom *cooked_rom, const char *fbfont_name) { return NULL; } #endif -struct sti_cooked_font * __devinit -sti_select_font(struct sti_cooked_rom *rom, - int (*search_font_fnc) (struct sti_cooked_rom *,int,int) ) +static struct sti_cooked_font __devinit +*sti_select_font(struct sti_cooked_rom *rom, + int (*search_font_fnc)(struct sti_cooked_rom *, int, int)) { struct sti_cooked_font *font; int i; @@ -707,8 +705,7 @@ sti_get_bmode_rom (unsigned long address) return raw; } -struct sti_rom * __devinit -sti_get_wmode_rom (unsigned long address) +static struct sti_rom __devinit *sti_get_wmode_rom(unsigned long address) { struct sti_rom *raw; unsigned long size; @@ -723,8 +720,8 @@ sti_get_wmode_rom (unsigned long address) return raw; } -int __devinit -sti_read_rom(int wordmode, struct sti_struct *sti, unsigned long address) +static int __devinit sti_read_rom(int wordmode, struct sti_struct *sti, + unsigned long address) { struct sti_cooked_rom *cooked; struct sti_rom *raw = NULL; diff --git a/drivers/video/display/display-sysfs.c b/drivers/video/display/display-sysfs.c index 3547717..6ef800b 100644 --- a/drivers/video/display/display-sysfs.c +++ b/drivers/video/display/display-sysfs.c @@ -26,6 +26,7 @@ #include <linux/ctype.h> #include <linux/idr.h> #include <linux/err.h> +#include <linux/kdev_t.h> static ssize_t display_show_name(struct device *dev, struct device_attribute *attr, char *buf) @@ -152,10 +153,13 @@ struct display_device *display_device_register(struct display_driver *driver, mutex_unlock(&allocated_dsp_lock); if (!ret) { - new_dev->dev = device_create(display_class, parent, 0, - "display%d", new_dev->idx); + new_dev->dev = device_create_drvdata(display_class, + parent, + MKDEV(0,0), + new_dev, + "display%d", + new_dev->idx); if (!IS_ERR(new_dev->dev)) { - dev_set_drvdata(new_dev->dev, new_dev); new_dev->parent = parent; new_dev->driver = driver; mutex_init(&new_dev->lock); diff --git a/drivers/video/dnfb.c b/drivers/video/dnfb.c index b083ea7..606da04 100644 --- a/drivers/video/dnfb.c +++ b/drivers/video/dnfb.c @@ -284,6 +284,9 @@ int __init dnfb_init(void) { int ret; + if (!MACH_IS_APOLLO) + return -ENODEV; + if (fb_get_options("dnfb", NULL)) return -ENODEV; diff --git a/drivers/video/fb_ddc.c b/drivers/video/fb_ddc.c index a0df632..0cf96eb 100644 --- a/drivers/video/fb_ddc.c +++ b/drivers/video/fb_ddc.c @@ -106,6 +106,7 @@ unsigned char *fb_ddc_read(struct i2c_adapter *adapter) algo_data->setsda(algo_data->data, 1); algo_data->setscl(algo_data->data, 1); + adapter->class |= I2C_CLASS_DDC; return edid; } diff --git a/drivers/video/fb_defio.c b/drivers/video/fb_defio.c index 24843fd..59df132 100644 --- a/drivers/video/fb_defio.c +++ b/drivers/video/fb_defio.c @@ -74,6 +74,7 @@ static int fb_deferred_io_mkwrite(struct vm_area_struct *vma, { struct fb_info *info = vma->vm_private_data; struct fb_deferred_io *fbdefio = info->fbdefio; + struct page *cur; /* this is a callback we get when userspace first tries to write to the page. we schedule a workqueue. that workqueue @@ -83,7 +84,24 @@ static int fb_deferred_io_mkwrite(struct vm_area_struct *vma, /* protect against the workqueue changing the page list */ mutex_lock(&fbdefio->lock); - list_add(&page->lru, &fbdefio->pagelist); + + /* we loop through the pagelist before adding in order + to keep the pagelist sorted */ + list_for_each_entry(cur, &fbdefio->pagelist, lru) { + /* this check is to catch the case where a new + process could start writing to the same page + through a new pte. this new access can cause the + mkwrite even when the original ps's pte is marked + writable */ + if (unlikely(cur == page)) + goto page_already_added; + else if (cur->index > page->index) + break; + } + + list_add_tail(&page->lru, &cur->lru); + +page_already_added: mutex_unlock(&fbdefio->lock); /* come back after delay to process the deferred IO */ diff --git a/drivers/video/fbmem.c b/drivers/video/fbmem.c index 776f7fc..6b48780 100644 --- a/drivers/video/fbmem.c +++ b/drivers/video/fbmem.c @@ -848,9 +848,8 @@ int fb_pan_display(struct fb_info *info, struct fb_var_screeninfo *var) { struct fb_fix_screeninfo *fix = &info->fix; - int xoffset = var->xoffset; - int yoffset = var->yoffset; - int err = 0, yres = info->var.yres; + unsigned int yres = info->var.yres; + int err = 0; if (var->yoffset > 0) { if (var->vmode & FB_VMODE_YWRAP) { @@ -866,8 +865,8 @@ fb_pan_display(struct fb_info *info, struct fb_var_screeninfo *var) (var->xoffset % fix->xpanstep))) err = -EINVAL; - if (err || !info->fbops->fb_pan_display || xoffset < 0 || - yoffset < 0 || var->yoffset + yres > info->var.yres_virtual || + if (err || !info->fbops->fb_pan_display || + var->yoffset + yres > info->var.yres_virtual || var->xoffset + info->var.xres > info->var.xres_virtual) return -EINVAL; @@ -1326,20 +1325,27 @@ fb_open(struct inode *inode, struct file *file) if (fbidx >= FB_MAX) return -ENODEV; + lock_kernel(); #ifdef CONFIG_KMOD if (!(info = registered_fb[fbidx])) try_to_load(fbidx); #endif /* CONFIG_KMOD */ - if (!(info = registered_fb[fbidx])) - return -ENODEV; - if (!try_module_get(info->fbops->owner)) - return -ENODEV; + if (!(info = registered_fb[fbidx])) { + res = -ENODEV; + goto out; + } + if (!try_module_get(info->fbops->owner)) { + res = -ENODEV; + goto out; + } file->private_data = info; if (info->fbops->fb_open) { res = info->fbops->fb_open(info,1); if (res) module_put(info->fbops->owner); } +out: + unlock_kernel(); return res; } @@ -1432,8 +1438,9 @@ register_framebuffer(struct fb_info *fb_info) break; fb_info->node = i; - fb_info->dev = device_create(fb_class, fb_info->device, - MKDEV(FB_MAJOR, i), "fb%d", i); + fb_info->dev = device_create_drvdata(fb_class, fb_info->device, + MKDEV(FB_MAJOR, i), NULL, + "fb%d", i); if (IS_ERR(fb_info->dev)) { /* Not fatal */ printk(KERN_WARNING "Unable to create device for framebuffer %d; errno = %ld\n", i, PTR_ERR(fb_info->dev)); diff --git a/drivers/video/fbmon.c b/drivers/video/fbmon.c index 052e180..6a0aa18 100644 --- a/drivers/video/fbmon.c +++ b/drivers/video/fbmon.c @@ -879,7 +879,7 @@ int fb_parse_edid(unsigned char *edid, struct fb_var_screeninfo *var) if (edid_is_timing_block(block)) { var->xres = var->xres_virtual = H_ACTIVE; var->yres = var->yres_virtual = V_ACTIVE; - var->height = var->width = -1; + var->height = var->width = 0; var->right_margin = H_SYNC_OFFSET; var->left_margin = (H_ACTIVE + H_BLANKING) - (H_ACTIVE + H_SYNC_OFFSET + H_SYNC_WIDTH); diff --git a/drivers/video/ffb.c b/drivers/video/ffb.c index 93dca3e..7992b13 100644 --- a/drivers/video/ffb.c +++ b/drivers/video/ffb.c @@ -16,11 +16,10 @@ #include <linux/fb.h> #include <linux/mm.h> #include <linux/timer.h> +#include <linux/of_device.h> #include <asm/io.h> #include <asm/upa.h> -#include <asm/prom.h> -#include <asm/of_device.h> #include <asm/fbio.h> #include "sbuslib.h" @@ -941,7 +940,7 @@ static int __devinit ffb_probe(struct of_device *op, info->screen_base = (char *) par->physbase + FFB_DFB24_POFF; info->pseudo_palette = par->pseudo_palette; - sbusfb_fill_var(&info->var, dp->node, 32); + sbusfb_fill_var(&info->var, dp, 32); par->fbsize = PAGE_ALIGN(info->var.xres * info->var.yres * 4); ffb_fixup_var_rgb(&info->var); @@ -987,7 +986,7 @@ static int __devinit ffb_probe(struct of_device *op, * chosen console, it will have video outputs off in * the DAC. */ - ffb_blank(0, info); + ffb_blank(FB_BLANK_UNBLANK, info); if (fb_alloc_cmap(&info->cmap, 256, 0)) goto out_unmap_dac; diff --git a/drivers/video/fsl-diu-fb.c b/drivers/video/fsl-diu-fb.c index b50bb03..9cd36c2 100644 --- a/drivers/video/fsl-diu-fb.c +++ b/drivers/video/fsl-diu-fb.c @@ -279,58 +279,42 @@ static struct diu_hw dr = { static struct diu_pool pool; -/* To allocate memory for framebuffer. First try __get_free_pages(). If it - * fails, try rh_alloc. The reason is __get_free_pages() cannot allocate - * very large memory (more than 4MB). We don't want to allocate all memory - * in rheap since small memory allocation/deallocation will fragment the - * rheap and make the furture large allocation fail. +/** + * fsl_diu_alloc - allocate memory for the DIU + * @size: number of bytes to allocate + * @param: returned physical address of memory + * + * This function allocates a physically-contiguous block of memory. */ - -void *fsl_diu_alloc(unsigned long size, phys_addr_t *phys) +static void *fsl_diu_alloc(size_t size, phys_addr_t *phys) { void *virt; - pr_debug("size=%lu\n", size); + pr_debug("size=%zu\n", size); - virt = (void *)__get_free_pages(GFP_DMA | __GFP_ZERO, get_order(size)); + virt = alloc_pages_exact(size, GFP_DMA | __GFP_ZERO); if (virt) { *phys = virt_to_phys(virt); - pr_debug("virt %p, phys=%llx\n", virt, (uint64_t) *phys); - return virt; - } - if (!diu_ops.diu_mem) { - printk(KERN_INFO "%s: no diu_mem." - " To reserve more memory, put 'diufb=15M' " - "in the command line\n", __func__); - return NULL; - } - - virt = (void *)rh_alloc(&diu_ops.diu_rh_info, size, "DIU"); - if (virt) { - *phys = virt_to_bus(virt); - memset(virt, 0, size); + pr_debug("virt=%p phys=%llx\n", virt, + (unsigned long long)*phys); } - pr_debug("rh virt=%p phys=%lx\n", virt, *phys); - return virt; } -void fsl_diu_free(void *p, unsigned long size) +/** + * fsl_diu_free - release DIU memory + * @virt: pointer returned by fsl_diu_alloc() + * @size: number of bytes allocated by fsl_diu_alloc() + * + * This function releases memory allocated by fsl_diu_alloc(). + */ +static void fsl_diu_free(void *virt, size_t size) { - pr_debug("p=%p size=%lu\n", p, size); + pr_debug("virt=%p size=%zu\n", virt, size); - if (!p) - return; - - if ((p >= diu_ops.diu_mem) && - (p < (diu_ops.diu_mem + diu_ops.diu_size))) { - pr_debug("rh\n"); - rh_free(&diu_ops.diu_rh_info, (unsigned long) p); - } else { - pr_debug("dma\n"); - free_pages((unsigned long)p, get_order(size)); - } + if (virt && size) + free_pages_exact(virt, size); } static int fsl_diu_enable_panel(struct fb_info *info) @@ -770,7 +754,7 @@ static int map_video_memory(struct fb_info *info) info->fix.smem_len = info->fix.line_length * info->var.yres_virtual; pr_debug("MAP_VIDEO_MEMORY: smem_len = %d\n", info->fix.smem_len); info->screen_base = fsl_diu_alloc(info->fix.smem_len, &phys); - if (info->screen_base == 0) { + if (info->screen_base == NULL) { printk(KERN_ERR "Unable to allocate fb memory\n"); return -ENOMEM; } @@ -788,7 +772,7 @@ static int map_video_memory(struct fb_info *info) static void unmap_video_memory(struct fb_info *info) { fsl_diu_free(info->screen_base, info->fix.smem_len); - info->screen_base = 0; + info->screen_base = NULL; info->fix.smem_start = 0; info->fix.smem_len = 0; } @@ -1158,7 +1142,7 @@ static int init_fbinfo(struct fb_info *info) return 0; } -static int install_fb(struct fb_info *info) +static int __devinit install_fb(struct fb_info *info) { int rc; struct mfb_info *mfbi = info->par; @@ -1233,7 +1217,7 @@ static int install_fb(struct fb_info *info) return 0; } -static void __exit uninstall_fb(struct fb_info *info) +static void uninstall_fb(struct fb_info *info) { struct mfb_info *mfbi = info->par; @@ -1287,7 +1271,7 @@ static int request_irq_local(int irq) /* Read to clear the status */ status = in_be32(&hw->int_status); - ret = request_irq(irq, fsl_diu_isr, 0, "diu", 0); + ret = request_irq(irq, fsl_diu_isr, 0, "diu", NULL); if (ret) pr_info("Request diu IRQ failed.\n"); else { @@ -1312,7 +1296,7 @@ static void free_irq_local(int irq) /* Disable all LCDC interrupt */ out_be32(&hw->int_mask, 0x1f); - free_irq(irq, 0); + free_irq(irq, NULL); } #ifdef CONFIG_PM @@ -1320,7 +1304,7 @@ static void free_irq_local(int irq) * Power management hooks. Note that we won't be called from IRQ context, * unlike the blank functions above, so we may sleep. */ -static int fsl_diu_suspend(struct of_device *dev, pm_message_t state) +static int fsl_diu_suspend(struct of_device *ofdev, pm_message_t state) { struct fsl_diu_data *machine_data; @@ -1330,7 +1314,7 @@ static int fsl_diu_suspend(struct of_device *dev, pm_message_t state) return 0; } -static int fsl_diu_resume(struct of_device *dev) +static int fsl_diu_resume(struct of_device *ofdev) { struct fsl_diu_data *machine_data; @@ -1353,7 +1337,8 @@ static int allocate_buf(struct diu_addr *buf, u32 size, u32 bytes_align) dma_addr_t paddr = 0; ssize = size + bytes_align; - buf->vaddr = dma_alloc_coherent(0, ssize, &paddr, GFP_DMA | __GFP_ZERO); + buf->vaddr = dma_alloc_coherent(NULL, ssize, &paddr, GFP_DMA | + __GFP_ZERO); if (!buf->vaddr) return -ENOMEM; @@ -1371,7 +1356,7 @@ static int allocate_buf(struct diu_addr *buf, u32 size, u32 bytes_align) static void free_buf(struct diu_addr *buf, u32 size, u32 bytes_align) { - dma_free_coherent(0, size + bytes_align, + dma_free_coherent(NULL, size + bytes_align, buf->vaddr, (buf->paddr - buf->offset)); return; } @@ -1411,7 +1396,7 @@ static ssize_t show_monitor(struct device *device, return diu_ops.show_monitor_port(machine_data->monitor_port, buf); } -static int fsl_diu_probe(struct of_device *ofdev, +static int __devinit fsl_diu_probe(struct of_device *ofdev, const struct of_device_id *match) { struct device_node *np = ofdev->node; diff --git a/drivers/video/geode/lxfb.h b/drivers/video/geode/lxfb.h index 3b9416f..6a51448 100644 --- a/drivers/video/geode/lxfb.h +++ b/drivers/video/geode/lxfb.h @@ -51,8 +51,6 @@ static inline unsigned int lx_get_pitch(unsigned int xres, int bpp) } void lx_set_mode(struct fb_info *); -void lx_get_gamma(struct fb_info *, unsigned int *, int); -void lx_set_gamma(struct fb_info *, unsigned int *, int); unsigned int lx_framebuffer_size(void); int lx_blank_display(struct fb_info *, int); void lx_set_palette_reg(struct fb_info *, unsigned int, unsigned int, diff --git a/drivers/video/geode/lxfb_ops.c b/drivers/video/geode/lxfb_ops.c index cd9d4cc..b1cd49c 100644 --- a/drivers/video/geode/lxfb_ops.c +++ b/drivers/video/geode/lxfb_ops.c @@ -63,54 +63,32 @@ static const struct { { 0x00014284, 19688 }, { 0x00011104, 20400 }, { 0x00016363, 23625 }, - { 0x00015303, 24380 }, { 0x000031AC, 24923 }, { 0x0000215D, 25175 }, { 0x00001087, 27000 }, { 0x0000216C, 28322 }, { 0x0000218D, 28560 }, - { 0x00010041, 29913 }, { 0x000010C9, 31200 }, { 0x00003147, 31500 }, - { 0x000141A1, 32400 }, { 0x000010A7, 33032 }, - { 0x00012182, 33375 }, - { 0x000141B1, 33750 }, { 0x00002159, 35112 }, { 0x00004249, 35500 }, { 0x00000057, 36000 }, - { 0x000141E1, 37125 }, { 0x0000219A, 37889 }, { 0x00002158, 39168 }, { 0x00000045, 40000 }, - { 0x000131A1, 40500 }, - { 0x00010061, 42301 }, { 0x00000089, 43163 }, - { 0x00012151, 43875 }, { 0x000010E7, 44900 }, { 0x00002136, 45720 }, - { 0x000152E1, 47250 }, - { 0x00010071, 48000 }, { 0x00003207, 49500 }, { 0x00002187, 50000 }, - { 0x00014291, 50625 }, - { 0x00011101, 51188 }, - { 0x00017481, 54563 }, { 0x00004286, 56250 }, - { 0x00014170, 57375 }, - { 0x00016210, 58500 }, { 0x000010E5, 60065 }, - { 0x00013140, 62796 }, { 0x00004214, 65000 }, - { 0x00016250, 65250 }, { 0x00001105, 68179 }, - { 0x000141C0, 69600 }, - { 0x00015220, 70160 }, - { 0x00010050, 72000 }, { 0x000031E4, 74250 }, { 0x00003183, 75000 }, { 0x00004284, 78750 }, - { 0x00012130, 80052 }, { 0x00001104, 81600 }, { 0x00006363, 94500 }, { 0x00005303, 97520 }, @@ -539,25 +517,25 @@ void lx_set_palette_reg(struct fb_info *info, unsigned regno, int lx_blank_display(struct fb_info *info, int blank_mode) { struct lxfb_par *par = info->par; - u32 dcfg, fp_pm; - int blank, hsync, vsync, crt; + u32 dcfg, misc, fp_pm; + int blank, hsync, vsync; /* CRT power saving modes. */ switch (blank_mode) { case FB_BLANK_UNBLANK: - blank = 0; hsync = 1; vsync = 1; crt = 1; + blank = 0; hsync = 1; vsync = 1; break; case FB_BLANK_NORMAL: - blank = 1; hsync = 1; vsync = 1; crt = 1; + blank = 1; hsync = 1; vsync = 1; break; case FB_BLANK_VSYNC_SUSPEND: - blank = 1; hsync = 1; vsync = 0; crt = 1; + blank = 1; hsync = 1; vsync = 0; break; case FB_BLANK_HSYNC_SUSPEND: - blank = 1; hsync = 0; vsync = 1; crt = 1; + blank = 1; hsync = 0; vsync = 1; break; case FB_BLANK_POWERDOWN: - blank = 1; hsync = 0; vsync = 0; crt = 0; + blank = 1; hsync = 0; vsync = 0; break; default: return -EINVAL; @@ -567,15 +545,23 @@ int lx_blank_display(struct fb_info *info, int blank_mode) dcfg &= ~(VP_DCFG_DAC_BL_EN | VP_DCFG_HSYNC_EN | VP_DCFG_VSYNC_EN | VP_DCFG_CRT_EN); if (!blank) - dcfg |= VP_DCFG_DAC_BL_EN; + dcfg |= VP_DCFG_DAC_BL_EN | VP_DCFG_CRT_EN; if (hsync) dcfg |= VP_DCFG_HSYNC_EN; if (vsync) dcfg |= VP_DCFG_VSYNC_EN; - if (crt) - dcfg |= VP_DCFG_CRT_EN; + write_vp(par, VP_DCFG, dcfg); + misc = read_vp(par, VP_MISC); + + if (vsync && hsync) + misc &= ~VP_MISC_DACPWRDN; + else + misc |= VP_MISC_DACPWRDN; + + write_vp(par, VP_MISC, misc); + /* Power on/off flat panel */ if (par->output & OUTPUT_PANEL) { diff --git a/drivers/video/hgafb.c b/drivers/video/hgafb.c index fb9e672..0129c04 100644 --- a/drivers/video/hgafb.c +++ b/drivers/video/hgafb.c @@ -279,7 +279,7 @@ static void hga_blank(int blank_mode) static int __init hga_card_detect(void) { - int count=0; + int count = 0; void __iomem *p, *q; unsigned short p_save, q_save; @@ -303,20 +303,18 @@ static int __init hga_card_detect(void) writew(0x55aa, p); if (readw(p) == 0x55aa) count++; writew(p_save, p); - if (count != 2) { - return 0; - } + if (count != 2) + goto error; /* Ok, there is definitely a card registering at the correct * memory location, so now we do an I/O port test. */ - if (!test_hga_b(0x66, 0x0f)) { /* cursor low register */ - return 0; - } - if (!test_hga_b(0x99, 0x0f)) { /* cursor low register */ - return 0; - } + if (!test_hga_b(0x66, 0x0f)) /* cursor low register */ + goto error; + + if (!test_hga_b(0x99, 0x0f)) /* cursor low register */ + goto error; /* See if the card is a Hercules, by checking whether the vsync * bit of the status register is changing. This test lasts for @@ -331,7 +329,7 @@ static int __init hga_card_detect(void) } if (p_save == q_save) - return 0; + goto error; switch (inb_p(HGA_STATUS_PORT) & 0x70) { case 0x10: @@ -348,6 +346,12 @@ static int __init hga_card_detect(void) break; } return 1; +error: + if (release_io_ports) + release_region(0x3b0, 12); + if (release_io_port) + release_region(0x3bf, 1); + return 0; } /** @@ -547,7 +551,7 @@ static struct fb_ops hgafb_ops = { * Initialization */ -static int __init hgafb_probe(struct device *device) +static int __init hgafb_probe(struct platform_device *pdev) { struct fb_info *info; @@ -561,7 +565,7 @@ static int __init hgafb_probe(struct device *device) printk(KERN_INFO "hgafb: %s with %ldK of memory detected.\n", hga_type_name, hga_vram_len/1024); - info = framebuffer_alloc(0, NULL); + info = framebuffer_alloc(0, &pdev->dev); if (!info) { iounmap(hga_vram); return -ENOMEM; @@ -589,13 +593,13 @@ static int __init hgafb_probe(struct device *device) printk(KERN_INFO "fb%d: %s frame buffer device\n", info->node, info->fix.id); - dev_set_drvdata(device, info); + platform_set_drvdata(pdev, info); return 0; } -static int hgafb_remove(struct device *device) +static int hgafb_remove(struct platform_device *pdev) { - struct fb_info *info = dev_get_drvdata(device); + struct fb_info *info = platform_get_drvdata(pdev); hga_txt_mode(); hga_clear_screen(); @@ -616,16 +620,15 @@ static int hgafb_remove(struct device *device) return 0; } -static struct device_driver hgafb_driver = { - .name = "hgafb", - .bus = &platform_bus_type, +static struct platform_driver hgafb_driver = { .probe = hgafb_probe, .remove = hgafb_remove, + .driver = { + .name = "hgafb", + }, }; -static struct platform_device hgafb_device = { - .name = "hgafb", -}; +static struct platform_device *hgafb_device; static int __init hgafb_init(void) { @@ -634,12 +637,15 @@ static int __init hgafb_init(void) if (fb_get_options("hgafb", NULL)) return -ENODEV; - ret = driver_register(&hgafb_driver); + ret = platform_driver_register(&hgafb_driver); if (!ret) { - ret = platform_device_register(&hgafb_device); - if (ret) - driver_unregister(&hgafb_driver); + hgafb_device = platform_device_register_simple("hgafb", 0, NULL, 0); + + if (IS_ERR(hgafb_device)) { + platform_driver_unregister(&hgafb_driver); + ret = PTR_ERR(hgafb_device); + } } return ret; @@ -647,8 +653,8 @@ static int __init hgafb_init(void) static void __exit hgafb_exit(void) { - platform_device_unregister(&hgafb_device); - driver_unregister(&hgafb_driver); + platform_device_unregister(hgafb_device); + platform_driver_unregister(&hgafb_driver); } /* ------------------------------------------------------------------------- diff --git a/drivers/video/hpfb.c b/drivers/video/hpfb.c index 2eb4fb1..b8ebff1 100644 --- a/drivers/video/hpfb.c +++ b/drivers/video/hpfb.c @@ -382,7 +382,7 @@ int __init hpfb_init(void) #define INTFBPADDR 0x560000 if (!MACH_IS_HP300) - return -ENXIO; + return -ENODEV; if (fb_get_options("hpfb", NULL)) return -ENODEV; diff --git a/drivers/video/imxfb.c b/drivers/video/imxfb.c index 94e4d3a..0c5a475 100644 --- a/drivers/video/imxfb.c +++ b/drivers/video/imxfb.c @@ -24,6 +24,7 @@ #include <linux/string.h> #include <linux/interrupt.h> #include <linux/slab.h> +#include <linux/mm.h> #include <linux/fb.h> #include <linux/delay.h> #include <linux/init.h> diff --git a/drivers/video/intelfb/intelfb_i2c.c b/drivers/video/intelfb/intelfb_i2c.c index ca95f09..fcf9fad 100644 --- a/drivers/video/intelfb/intelfb_i2c.c +++ b/drivers/video/intelfb/intelfb_i2c.c @@ -100,7 +100,8 @@ static int intelfb_gpio_getsda(void *data) static int intelfb_setup_i2c_bus(struct intelfb_info *dinfo, struct intelfb_i2c_chan *chan, - const u32 reg, const char *name) + const u32 reg, const char *name, + int class) { int rc; @@ -108,6 +109,7 @@ static int intelfb_setup_i2c_bus(struct intelfb_info *dinfo, chan->reg = reg; snprintf(chan->adapter.name, sizeof(chan->adapter.name), "intelfb %s", name); + chan->adapter.class = class; chan->adapter.owner = THIS_MODULE; chan->adapter.id = I2C_HW_B_INTELFB; chan->adapter.algo_data = &chan->algo; @@ -145,7 +147,7 @@ void intelfb_create_i2c_busses(struct intelfb_info *dinfo) /* setup the DDC bus for analog output */ intelfb_setup_i2c_bus(dinfo, &dinfo->output[i].ddc_bus, GPIOA, - "CRTDDC_A"); + "CRTDDC_A", I2C_CLASS_DDC); i++; /* need to add the output busses for each device @@ -159,9 +161,9 @@ void intelfb_create_i2c_busses(struct intelfb_info *dinfo) case INTEL_865G: dinfo->output[i].type = INTELFB_OUTPUT_DVO; intelfb_setup_i2c_bus(dinfo, &dinfo->output[i].ddc_bus, - GPIOD, "DVODDC_D"); + GPIOD, "DVODDC_D", I2C_CLASS_DDC); intelfb_setup_i2c_bus(dinfo, &dinfo->output[i].i2c_bus, - GPIOE, "DVOI2C_E"); + GPIOE, "DVOI2C_E", 0); i++; break; case INTEL_915G: @@ -174,7 +176,7 @@ void intelfb_create_i2c_busses(struct intelfb_info *dinfo) /* SDVO ports have a single control bus - 2 devices */ dinfo->output[i].type = INTELFB_OUTPUT_SDVO; intelfb_setup_i2c_bus(dinfo, &dinfo->output[i].i2c_bus, - GPIOE, "SDVOCTRL_E"); + GPIOE, "SDVOCTRL_E", 0); /* TODO: initialize the SDVO */ /* I830SDVOInit(pScrn, i, DVOB); */ i++; diff --git a/drivers/video/leo.c b/drivers/video/leo.c index f3160fc..13fea61 100644 --- a/drivers/video/leo.c +++ b/drivers/video/leo.c @@ -16,10 +16,9 @@ #include <linux/init.h> #include <linux/fb.h> #include <linux/mm.h> +#include <linux/of_device.h> +#include <linux/io.h> -#include <asm/io.h> -#include <asm/prom.h> -#include <asm/of_device.h> #include <asm/fbio.h> #include "sbuslib.h" @@ -34,7 +33,6 @@ static int leo_blank(int, struct fb_info *); static int leo_mmap(struct fb_info *, struct vm_area_struct *); static int leo_ioctl(struct fb_info *, unsigned int, unsigned long); -static int leo_pan_display(struct fb_var_screeninfo *, struct fb_info *); /* * Frame buffer operations @@ -44,7 +42,6 @@ static struct fb_ops leo_ops = { .owner = THIS_MODULE, .fb_setcolreg = leo_setcolreg, .fb_blank = leo_blank, - .fb_pan_display = leo_pan_display, .fb_fillrect = cfb_fillrect, .fb_copyarea = cfb_copyarea, .fb_imageblit = cfb_imageblit, @@ -79,7 +76,7 @@ static struct fb_ops leo_ops = { #define LEO_CUR_TYPE_CMAP 0x00000050 struct leo_cursor { - u8 xxx0[16]; + u8 xxx0[16]; u32 cur_type; u32 cur_misc; u32 cur_cursxy; @@ -106,7 +103,7 @@ struct leo_lx_krn { struct leo_lc_ss0_krn { u32 misc; - u8 xxx0[0x800-4]; + u8 xxx0[0x800-4]; u32 rev; }; @@ -117,7 +114,7 @@ struct leo_lc_ss0_usr { u32 fontt; u32 extent; u32 src; - u32 dst; + u32 dst; u32 copy; u32 fill; }; @@ -130,8 +127,8 @@ struct leo_lc_ss1_usr { u8 unknown; }; -struct leo_ld { - u8 xxx0[0xe00]; +struct leo_ld_ss0 { + u8 xxx0[0xe00]; u32 csr; u32 wid; u32 wmask; @@ -145,13 +142,13 @@ struct leo_ld { u32 src; /* Copy/Scroll (SS0 only) */ u32 dst; /* Copy/Scroll/Fill (SS0 only) */ u32 extent; /* Copy/Scroll/Fill size (SS0 only) */ - u32 xxx1[3]; + u32 xxx1[3]; u32 setsem; /* SS1 only */ u32 clrsem; /* SS1 only */ u32 clrpick; /* SS1 only */ u32 clrdat; /* SS1 only */ u32 alpha; /* SS1 only */ - u8 xxx2[0x2c]; + u8 xxx2[0x2c]; u32 winbg; u32 planemask; u32 rop; @@ -200,11 +197,12 @@ struct leo_par { static void leo_wait(struct leo_lx_krn __iomem *lx_krn) { int i; - + for (i = 0; - (sbus_readl(&lx_krn->krn_csr) & LEO_KRN_CSR_PROGRESS) && i < 300000; + (sbus_readl(&lx_krn->krn_csr) & LEO_KRN_CSR_PROGRESS) && + i < 300000; i++) - udelay (1); /* Busy wait at most 0.3 sec */ + udelay(1); /* Busy wait at most 0.3 sec */ return; } @@ -222,7 +220,7 @@ static int leo_setcolreg(unsigned regno, unsigned transp, struct fb_info *info) { struct leo_par *par = (struct leo_par *) info->par; - struct leo_lx_krn __iomem *lx_krn = par->lx_krn; + struct leo_lx_krn __iomem *lx_krn = par->lx_krn; unsigned long flags; u32 val; int i; @@ -409,7 +407,7 @@ static void leo_wid_put(struct fb_info *info, struct fb_wid_list *wl) leo_wait(lx_krn); for (i = 0, wi = wl->wl_list; i < wl->wl_count; i++, wi++) { - switch(wi->wi_type) { + switch (wi->wi_type) { case FB_WID_DBL_8: j = (wi->wi_index & 0xf) + 0x40; break; @@ -454,13 +452,12 @@ static void leo_init_wids(struct fb_info *info) wi.wi_index = 1; wi.wi_values [0] = 0x30; leo_wid_put(info, &wl); - } static void leo_switch_from_graph(struct fb_info *info) { struct leo_par *par = (struct leo_par *) info->par; - struct leo_ld __iomem *ss = (struct leo_ld __iomem *) par->ld_ss0; + struct leo_ld_ss0 __iomem *ss = par->ld_ss0; unsigned long flags; u32 val; @@ -486,19 +483,13 @@ static void leo_switch_from_graph(struct fb_info *info) val = sbus_readl(&par->lc_ss0_usr->csr); } while (val & 0x20000000); - spin_unlock_irqrestore(&par->lock, flags); -} - -static int leo_pan_display(struct fb_var_screeninfo *var, struct fb_info *info) -{ - /* We just use this to catch switches out of - * graphics mode. - */ - leo_switch_from_graph(info); + /* setup screen buffer for cfb_* functions */ + sbus_writel(1, &ss->wid); + sbus_writel(0x00ffffff, &ss->planemask); + sbus_writel(0x310b90, &ss->rop); + sbus_writel(0, &par->lc_ss0_usr->addrspace); - if (var->xoffset || var->yoffset || var->vmode) - return -EINVAL; - return 0; + spin_unlock_irqrestore(&par->lock, flags); } static void leo_init_hw(struct fb_info *info) @@ -543,7 +534,8 @@ static void leo_unmap_regs(struct of_device *op, struct fb_info *info, of_iounmap(&op->resource[0], info->screen_base, 0x800000); } -static int __devinit leo_probe(struct of_device *op, const struct of_device_id *match) +static int __devinit leo_probe(struct of_device *op, + const struct of_device_id *match) { struct device_node *dp = op->node; struct fb_info *info; @@ -562,7 +554,7 @@ static int __devinit leo_probe(struct of_device *op, const struct of_device_id * par->physbase = op->resource[0].start; par->which_io = op->resource[0].flags & IORESOURCE_BITS; - sbusfb_fill_var(&info->var, dp->node, 32); + sbusfb_fill_var(&info->var, dp, 32); leo_fixup_var_rgb(&info->var); linebytes = of_getintprop_default(dp, "linebytes", @@ -595,13 +587,14 @@ static int __devinit leo_probe(struct of_device *op, const struct of_device_id * !info->screen_base) goto out_unmap_regs; - info->flags = FBINFO_DEFAULT | FBINFO_HWACCEL_YPAN; + info->flags = FBINFO_DEFAULT; info->fbops = &leo_ops; + info->pseudo_palette = par->clut_data; leo_init_wids(info); leo_init_hw(info); - leo_blank(0, info); + leo_blank(FB_BLANK_UNBLANK, info); if (fb_alloc_cmap(&info->cmap, 256, 0)) goto out_unmap_regs; @@ -650,7 +643,7 @@ static int __devexit leo_remove(struct of_device *op) static struct of_device_id leo_match[] = { { - .name = "leo", + .name = "SUNW,leo", }, {}, }; diff --git a/drivers/video/logo/Kconfig b/drivers/video/logo/Kconfig index 9de1c11..39ac49e 100644 --- a/drivers/video/logo/Kconfig +++ b/drivers/video/logo/Kconfig @@ -27,6 +27,16 @@ config LOGO_LINUX_CLUT224 bool "Standard 224-color Linux logo" default y +config LOGO_BLACKFIN_VGA16 + bool "16-colour Blackfin Processor Linux logo" + depends on BLACKFIN + default y + +config LOGO_BLACKFIN_CLUT224 + bool "224-colour Blackfin Processor Linux logo" + depends on BLACKFIN + default y + config LOGO_DEC_CLUT224 bool "224-color Digital Equipment Corporation Linux logo" depends on MACH_DECSTATION || ALPHA diff --git a/drivers/video/logo/Makefile b/drivers/video/logo/Makefile index a5fc4ed..b91251d 100644 --- a/drivers/video/logo/Makefile +++ b/drivers/video/logo/Makefile @@ -4,6 +4,8 @@ obj-$(CONFIG_LOGO) += logo.o obj-$(CONFIG_LOGO_LINUX_MONO) += logo_linux_mono.o obj-$(CONFIG_LOGO_LINUX_VGA16) += logo_linux_vga16.o obj-$(CONFIG_LOGO_LINUX_CLUT224) += logo_linux_clut224.o +obj-$(CONFIG_LOGO_BLACKFIN_CLUT224) += logo_blackfin_clut224.o +obj-$(CONFIG_LOGO_BLACKFIN_VGA16) += logo_blackfin_vga16.o obj-$(CONFIG_LOGO_DEC_CLUT224) += logo_dec_clut224.o obj-$(CONFIG_LOGO_MAC_CLUT224) += logo_mac_clut224.o obj-$(CONFIG_LOGO_PARISC_CLUT224) += logo_parisc_clut224.o diff --git a/drivers/video/logo/logo.c b/drivers/video/logo/logo.c index fc72684..2e85a2b 100644 --- a/drivers/video/logo/logo.c +++ b/drivers/video/logo/logo.c @@ -24,6 +24,8 @@ extern const struct linux_logo logo_linux_mono; extern const struct linux_logo logo_linux_vga16; extern const struct linux_logo logo_linux_clut224; +extern const struct linux_logo logo_blackfin_vga16; +extern const struct linux_logo logo_blackfin_clut224; extern const struct linux_logo logo_dec_clut224; extern const struct linux_logo logo_mac_clut224; extern const struct linux_logo logo_parisc_clut224; @@ -65,6 +67,10 @@ const struct linux_logo * __init_refok fb_find_logo(int depth) /* Generic Linux logo */ logo = &logo_linux_vga16; #endif +#ifdef CONFIG_LOGO_BLACKFIN_VGA16 + /* Blackfin processor logo */ + logo = &logo_blackfin_vga16; +#endif #ifdef CONFIG_LOGO_SUPERH_VGA16 /* SuperH Linux logo */ logo = &logo_superh_vga16; @@ -76,6 +82,10 @@ const struct linux_logo * __init_refok fb_find_logo(int depth) /* Generic Linux logo */ logo = &logo_linux_clut224; #endif +#ifdef CONFIG_LOGO_BLACKFIN_CLUT224 + /* Blackfin Linux logo */ + logo = &logo_blackfin_clut224; +#endif #ifdef CONFIG_LOGO_DEC_CLUT224 /* DEC Linux logo on MIPS/MIPS64 or ALPHA */ logo = &logo_dec_clut224; diff --git a/drivers/video/logo/logo_blackfin_clut224.ppm b/drivers/video/logo/logo_blackfin_clut224.ppm new file mode 100644 index 0000000..dc9a50a --- /dev/null +++ b/drivers/video/logo/logo_blackfin_clut224.ppm @@ -0,0 +1,1127 @@ +P3 +# This was generated by the GIMP & Netpbm tools +# gimp linux_bf.svg (create 80x80 save as linux_bf.ppm) +# pnmquant 224 linux_bf.ppm | pnmnoraw > logo_blackfin_clut224.ppm +# +80 80 +255 +0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 +0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 +0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 +0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 +0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 +0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 +1 1 1 3 3 3 4 6 6 6 6 6 4 6 6 3 3 3 +0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 +0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 +0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 +0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 +0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 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0 0 0 0 0 0 0 0 0 0 +0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 +0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 +0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 +0 0 0 0 0 0 diff --git a/drivers/video/macfb.c b/drivers/video/macfb.c index aa8c714..b790ddf 100644 --- a/drivers/video/macfb.c +++ b/drivers/video/macfb.c @@ -596,7 +596,7 @@ static struct fb_ops macfb_ops = { .fb_imageblit = cfb_imageblit, }; -void __init macfb_setup(char *options) +static void __init macfb_setup(char *options) { char *this_opt; diff --git a/drivers/video/matrox/i2c-matroxfb.c b/drivers/video/matrox/i2c-matroxfb.c index 4baab7b..75ee5a1 100644 --- a/drivers/video/matrox/i2c-matroxfb.c +++ b/drivers/video/matrox/i2c-matroxfb.c @@ -104,7 +104,9 @@ static struct i2c_algo_bit_data matrox_i2c_algo_template = }; static int i2c_bus_reg(struct i2c_bit_adapter* b, struct matrox_fb_info* minfo, - unsigned int data, unsigned int clock, const char* name) { + unsigned int data, unsigned int clock, const char *name, + int class) +{ int err; b->minfo = minfo; @@ -114,6 +116,7 @@ static int i2c_bus_reg(struct i2c_bit_adapter* b, struct matrox_fb_info* minfo, snprintf(b->adapter.name, sizeof(b->adapter.name), name, minfo->fbcon.node); i2c_set_adapdata(&b->adapter, b); + b->adapter.class = class; b->adapter.algo_data = &b->bac; b->adapter.dev.parent = &ACCESS_FBINFO(pcidev)->dev; b->bac = matrox_i2c_algo_template; @@ -159,22 +162,29 @@ static void* i2c_matroxfb_probe(struct matrox_fb_info* minfo) { switch (ACCESS_FBINFO(chip)) { case MGA_2064: case MGA_2164: - err = i2c_bus_reg(&m2info->ddc1, minfo, DDC1B_DATA, DDC1B_CLK, "DDC:fb%u #0"); + err = i2c_bus_reg(&m2info->ddc1, minfo, + DDC1B_DATA, DDC1B_CLK, + "DDC:fb%u #0", I2C_CLASS_DDC); break; default: - err = i2c_bus_reg(&m2info->ddc1, minfo, DDC1_DATA, DDC1_CLK, "DDC:fb%u #0"); + err = i2c_bus_reg(&m2info->ddc1, minfo, + DDC1_DATA, DDC1_CLK, + "DDC:fb%u #0", I2C_CLASS_DDC); break; } if (err) goto fail_ddc1; if (ACCESS_FBINFO(devflags.dualhead)) { - err = i2c_bus_reg(&m2info->ddc2, minfo, DDC2_DATA, DDC2_CLK, "DDC:fb%u #1"); + err = i2c_bus_reg(&m2info->ddc2, minfo, + DDC2_DATA, DDC2_CLK, + "DDC:fb%u #1", I2C_CLASS_DDC); if (err == -ENODEV) { printk(KERN_INFO "i2c-matroxfb: VGA->TV plug detected, DDC unavailable.\n"); } else if (err) printk(KERN_INFO "i2c-matroxfb: Could not register secondary output i2c bus. Continuing anyway.\n"); /* Register maven bus even on G450/G550 */ - err = i2c_bus_reg(&m2info->maven, minfo, MAT_DATA, MAT_CLK, "MAVEN:fb%u"); + err = i2c_bus_reg(&m2info->maven, minfo, + MAT_DATA, MAT_CLK, "MAVEN:fb%u", 0); if (err) printk(KERN_INFO "i2c-matroxfb: Could not register Maven i2c bus. Continuing anyway.\n"); } diff --git a/drivers/video/matrox/matroxfb_base.h b/drivers/video/matrox/matroxfb_base.h index f3107ad..9588323 100644 --- a/drivers/video/matrox/matroxfb_base.h +++ b/drivers/video/matrox/matroxfb_base.h @@ -200,7 +200,7 @@ static inline int mga_ioremap(unsigned long phys, unsigned long size, int flags, virt->vaddr = ioremap_nocache(phys, size); else virt->vaddr = ioremap(phys, size); - return (virt->vaddr == 0); /* 0, !0... 0, error_code in future */ + return (virt->vaddr == NULL); /* 0, !0... 0, error_code in future */ } static inline void mga_iounmap(vaddr_t va) { diff --git a/drivers/video/modedb.c b/drivers/video/modedb.c index 4735621..d3c3af5 100644 --- a/drivers/video/modedb.c +++ b/drivers/video/modedb.c @@ -28,6 +28,7 @@ #endif const char *fb_mode_option; +EXPORT_SYMBOL_GPL(fb_mode_option); /* * Standard video mode definitions (taken from XFree86) @@ -590,6 +591,7 @@ done: "", (margins) ? " with margins" : "", (interlace) ? " interlaced" : ""); + memset(&cvt_mode, 0, sizeof(cvt_mode)); cvt_mode.xres = xres; cvt_mode.yres = yres; cvt_mode.refresh = (refresh) ? refresh : 60; diff --git a/drivers/video/neofb.c b/drivers/video/neofb.c index 5246b04..25172b2 100644 --- a/drivers/video/neofb.c +++ b/drivers/video/neofb.c @@ -201,7 +201,6 @@ static int neoFindMode(int xres, int yres, int depth) * * Determine the closest clock frequency to the one requested. */ -#define REF_FREQ 0xe517 /* 14.31818 in 20.12 fixed point */ #define MAX_N 127 #define MAX_D 31 #define MAX_F 1 @@ -211,27 +210,24 @@ static void neoCalcVCLK(const struct fb_info *info, { int n, d, f; int n_best = 0, d_best = 0, f_best = 0; - long f_best_diff = (0x7ffff << 12); /* 20.12 */ - long f_target = (freq << 12) / 1000; /* 20.12 */ + long f_best_diff = 0x7ffff; for (f = 0; f <= MAX_F; f++) - for (n = 0; n <= MAX_N; n++) - for (d = 0; d <= MAX_D; d++) { - long f_out; /* 20.12 */ - long f_diff; /* 20.12 */ - - f_out = - ((((n + 1) << 12) / ((d + - 1) * - (1 << f))) >> 12) - * REF_FREQ; - f_diff = abs(f_out - f_target); - if (f_diff < f_best_diff) { + for (d = 0; d <= MAX_D; d++) + for (n = 0; n <= MAX_N; n++) { + long f_out; + long f_diff; + + f_out = ((14318 * (n + 1)) / (d + 1)) >> f; + f_diff = abs(f_out - freq); + if (f_diff <= f_best_diff) { f_best_diff = f_diff; n_best = n; d_best = d; f_best = f; } + if (f_out > freq) + break; } if (info->fix.accel == FB_ACCEL_NEOMAGIC_NM2200 || @@ -248,11 +244,11 @@ static void neoCalcVCLK(const struct fb_info *info, par->VCLK3Denominator = d_best; #ifdef NEOFB_DEBUG - printk("neoVCLK: f:%d NumLow=%d NumHi=%d Den=%d Df=%d\n", - f_target >> 12, + printk(KERN_DEBUG "neoVCLK: f:%ld NumLow=%d NumHi=%d Den=%d Df=%ld\n", + freq, par->VCLK3NumeratorLow, par->VCLK3NumeratorHigh, - par->VCLK3Denominator, f_best_diff >> 12); + par->VCLK3Denominator, f_best_diff); #endif } @@ -263,15 +259,20 @@ static void neoCalcVCLK(const struct fb_info *info, */ static int vgaHWInit(const struct fb_var_screeninfo *var, - const struct fb_info *info, - struct neofb_par *par, struct xtimings *timings) + struct neofb_par *par) { + int hsync_end = var->xres + var->right_margin + var->hsync_len; + int htotal = (hsync_end + var->left_margin) >> 3; + int vsync_start = var->yres + var->lower_margin; + int vsync_end = vsync_start + var->vsync_len; + int vtotal = vsync_end + var->upper_margin; + par->MiscOutReg = 0x23; - if (!(timings->sync & FB_SYNC_HOR_HIGH_ACT)) + if (!(var->sync & FB_SYNC_HOR_HIGH_ACT)) par->MiscOutReg |= 0x40; - if (!(timings->sync & FB_SYNC_VERT_HIGH_ACT)) + if (!(var->sync & FB_SYNC_VERT_HIGH_ACT)) par->MiscOutReg |= 0x80; /* @@ -286,25 +287,25 @@ static int vgaHWInit(const struct fb_var_screeninfo *var, /* * CRTC Controller */ - par->CRTC[0] = (timings->HTotal >> 3) - 5; - par->CRTC[1] = (timings->HDisplay >> 3) - 1; - par->CRTC[2] = (timings->HDisplay >> 3) - 1; - par->CRTC[3] = (((timings->HTotal >> 3) - 1) & 0x1F) | 0x80; - par->CRTC[4] = (timings->HSyncStart >> 3); - par->CRTC[5] = ((((timings->HTotal >> 3) - 1) & 0x20) << 2) - | (((timings->HSyncEnd >> 3)) & 0x1F); - par->CRTC[6] = (timings->VTotal - 2) & 0xFF; - par->CRTC[7] = (((timings->VTotal - 2) & 0x100) >> 8) - | (((timings->VDisplay - 1) & 0x100) >> 7) - | ((timings->VSyncStart & 0x100) >> 6) - | (((timings->VDisplay - 1) & 0x100) >> 5) - | 0x10 | (((timings->VTotal - 2) & 0x200) >> 4) - | (((timings->VDisplay - 1) & 0x200) >> 3) - | ((timings->VSyncStart & 0x200) >> 2); + par->CRTC[0] = htotal - 5; + par->CRTC[1] = (var->xres >> 3) - 1; + par->CRTC[2] = (var->xres >> 3) - 1; + par->CRTC[3] = ((htotal - 1) & 0x1F) | 0x80; + par->CRTC[4] = ((var->xres + var->right_margin) >> 3); + par->CRTC[5] = (((htotal - 1) & 0x20) << 2) + | (((hsync_end >> 3)) & 0x1F); + par->CRTC[6] = (vtotal - 2) & 0xFF; + par->CRTC[7] = (((vtotal - 2) & 0x100) >> 8) + | (((var->yres - 1) & 0x100) >> 7) + | ((vsync_start & 0x100) >> 6) + | (((var->yres - 1) & 0x100) >> 5) + | 0x10 | (((vtotal - 2) & 0x200) >> 4) + | (((var->yres - 1) & 0x200) >> 3) + | ((vsync_start & 0x200) >> 2); par->CRTC[8] = 0x00; - par->CRTC[9] = (((timings->VDisplay - 1) & 0x200) >> 4) | 0x40; + par->CRTC[9] = (((var->yres - 1) & 0x200) >> 4) | 0x40; - if (timings->dblscan) + if (var->vmode & FB_VMODE_DOUBLE) par->CRTC[9] |= 0x80; par->CRTC[10] = 0x00; @@ -313,13 +314,13 @@ static int vgaHWInit(const struct fb_var_screeninfo *var, par->CRTC[13] = 0x00; par->CRTC[14] = 0x00; par->CRTC[15] = 0x00; - par->CRTC[16] = timings->VSyncStart & 0xFF; - par->CRTC[17] = (timings->VSyncEnd & 0x0F) | 0x20; - par->CRTC[18] = (timings->VDisplay - 1) & 0xFF; + par->CRTC[16] = vsync_start & 0xFF; + par->CRTC[17] = (vsync_end & 0x0F) | 0x20; + par->CRTC[18] = (var->yres - 1) & 0xFF; par->CRTC[19] = var->xres_virtual >> 4; par->CRTC[20] = 0x00; - par->CRTC[21] = (timings->VDisplay - 1) & 0xFF; - par->CRTC[22] = (timings->VTotal - 1) & 0xFF; + par->CRTC[21] = (var->yres - 1) & 0xFF; + par->CRTC[22] = (vtotal - 1) & 0xFF; par->CRTC[23] = 0xC3; par->CRTC[24] = 0xFF; @@ -483,7 +484,8 @@ static inline int neo2200_sync(struct fb_info *info) { struct neofb_par *par = info->par; - while (readl(&par->neo2200->bltStat) & 1); + while (readl(&par->neo2200->bltStat) & 1) + cpu_relax(); return 0; } @@ -591,34 +593,14 @@ static int neofb_check_var(struct fb_var_screeninfo *var, struct fb_info *info) { struct neofb_par *par = info->par; - unsigned int pixclock = var->pixclock; - struct xtimings timings; int memlen, vramlen; int mode_ok = 0; DBG("neofb_check_var"); - if (!pixclock) - pixclock = 10000; /* 10ns = 100MHz */ - timings.pixclock = 1000000000 / pixclock; - if (timings.pixclock < 1) - timings.pixclock = 1; - - if (timings.pixclock > par->maxClock) + if (PICOS2KHZ(var->pixclock) > par->maxClock) return -EINVAL; - timings.dblscan = var->vmode & FB_VMODE_DOUBLE; - timings.interlaced = var->vmode & FB_VMODE_INTERLACED; - timings.HDisplay = var->xres; - timings.HSyncStart = timings.HDisplay + var->right_margin; - timings.HSyncEnd = timings.HSyncStart + var->hsync_len; - timings.HTotal = timings.HSyncEnd + var->left_margin; - timings.VDisplay = var->yres; - timings.VSyncStart = timings.VDisplay + var->lower_margin; - timings.VSyncEnd = timings.VSyncStart + var->vsync_len; - timings.VTotal = timings.VSyncEnd + var->upper_margin; - timings.sync = var->sync; - /* Is the mode larger than the LCD panel? */ if (par->internal_display && ((var->xres > par->NeoPanelWidth) || @@ -759,11 +741,11 @@ neofb_check_var(struct fb_var_screeninfo *var, struct fb_info *info) static int neofb_set_par(struct fb_info *info) { struct neofb_par *par = info->par; - struct xtimings timings; unsigned char temp; int i, clock_hi = 0; int lcd_stretch; int hoffset, voffset; + int vsync_start, vtotal; DBG("neofb_set_par"); @@ -771,28 +753,15 @@ static int neofb_set_par(struct fb_info *info) vgaHWProtect(1); /* Blank the screen */ - timings.dblscan = info->var.vmode & FB_VMODE_DOUBLE; - timings.interlaced = info->var.vmode & FB_VMODE_INTERLACED; - timings.HDisplay = info->var.xres; - timings.HSyncStart = timings.HDisplay + info->var.right_margin; - timings.HSyncEnd = timings.HSyncStart + info->var.hsync_len; - timings.HTotal = timings.HSyncEnd + info->var.left_margin; - timings.VDisplay = info->var.yres; - timings.VSyncStart = timings.VDisplay + info->var.lower_margin; - timings.VSyncEnd = timings.VSyncStart + info->var.vsync_len; - timings.VTotal = timings.VSyncEnd + info->var.upper_margin; - timings.sync = info->var.sync; - timings.pixclock = PICOS2KHZ(info->var.pixclock); - - if (timings.pixclock < 1) - timings.pixclock = 1; + vsync_start = info->var.yres + info->var.lower_margin; + vtotal = vsync_start + info->var.vsync_len + info->var.upper_margin; /* * This will allocate the datastructure and initialize all of the * generic VGA registers. */ - if (vgaHWInit(&info->var, info, par, &timings)) + if (vgaHWInit(&info->var, par)) return -EINVAL; /* @@ -831,10 +800,10 @@ static int neofb_set_par(struct fb_info *info) par->ExtCRTDispAddr = 0x10; /* Vertical Extension */ - par->VerticalExt = (((timings.VTotal - 2) & 0x400) >> 10) - | (((timings.VDisplay - 1) & 0x400) >> 9) - | (((timings.VSyncStart) & 0x400) >> 8) - | (((timings.VSyncStart) & 0x400) >> 7); + par->VerticalExt = (((vtotal - 2) & 0x400) >> 10) + | (((info->var.yres - 1) & 0x400) >> 9) + | (((vsync_start) & 0x400) >> 8) + | (((vsync_start) & 0x400) >> 7); /* Fast write bursts on unless disabled. */ if (par->pci_burst) @@ -995,7 +964,7 @@ static int neofb_set_par(struct fb_info *info) * Calculate the VCLK that most closely matches the requested dot * clock. */ - neoCalcVCLK(info, par, timings.pixclock); + neoCalcVCLK(info, par, PICOS2KHZ(info->var.pixclock)); /* Since we program the clocks ourselves, always use VCLK3. */ par->MiscOutReg |= 0x0C; @@ -1927,9 +1896,6 @@ static int __devinit neo_init_hw(struct fb_info *info) int maxClock = 65000; int CursorMem = 1024; int CursorOff = 0x100; - int linearSize = 1024; - int maxWidth = 1024; - int maxHeight = 1024; DBG("neo_init_hw"); @@ -1948,81 +1914,52 @@ static int __devinit neo_init_hw(struct fb_info *info) case FB_ACCEL_NEOMAGIC_NM2070: videoRam = 896; maxClock = 65000; - CursorMem = 2048; - CursorOff = 0x100; - linearSize = 1024; - maxWidth = 1024; - maxHeight = 1024; break; case FB_ACCEL_NEOMAGIC_NM2090: case FB_ACCEL_NEOMAGIC_NM2093: - videoRam = 1152; - maxClock = 80000; - CursorMem = 2048; - CursorOff = 0x100; - linearSize = 2048; - maxWidth = 1024; - maxHeight = 1024; - break; case FB_ACCEL_NEOMAGIC_NM2097: videoRam = 1152; maxClock = 80000; - CursorMem = 1024; - CursorOff = 0x100; - linearSize = 2048; - maxWidth = 1024; - maxHeight = 1024; break; case FB_ACCEL_NEOMAGIC_NM2160: videoRam = 2048; maxClock = 90000; - CursorMem = 1024; - CursorOff = 0x100; - linearSize = 2048; - maxWidth = 1024; - maxHeight = 1024; break; case FB_ACCEL_NEOMAGIC_NM2200: videoRam = 2560; maxClock = 110000; - CursorMem = 1024; - CursorOff = 0x1000; - linearSize = 4096; - maxWidth = 1280; - maxHeight = 1024; /* ???? */ - - par->neo2200 = (Neo2200 __iomem *) par->mmio_vbase; break; case FB_ACCEL_NEOMAGIC_NM2230: videoRam = 3008; maxClock = 110000; - CursorMem = 1024; - CursorOff = 0x1000; - linearSize = 4096; - maxWidth = 1280; - maxHeight = 1024; /* ???? */ - - par->neo2200 = (Neo2200 __iomem *) par->mmio_vbase; break; case FB_ACCEL_NEOMAGIC_NM2360: videoRam = 4096; maxClock = 110000; - CursorMem = 1024; - CursorOff = 0x1000; - linearSize = 4096; - maxWidth = 1280; - maxHeight = 1024; /* ???? */ - - par->neo2200 = (Neo2200 __iomem *) par->mmio_vbase; break; case FB_ACCEL_NEOMAGIC_NM2380: videoRam = 6144; maxClock = 110000; + break; + } + switch (info->fix.accel) { + case FB_ACCEL_NEOMAGIC_NM2070: + case FB_ACCEL_NEOMAGIC_NM2090: + case FB_ACCEL_NEOMAGIC_NM2093: + CursorMem = 2048; + CursorOff = 0x100; + break; + case FB_ACCEL_NEOMAGIC_NM2097: + case FB_ACCEL_NEOMAGIC_NM2160: + CursorMem = 1024; + CursorOff = 0x100; + break; + case FB_ACCEL_NEOMAGIC_NM2200: + case FB_ACCEL_NEOMAGIC_NM2230: + case FB_ACCEL_NEOMAGIC_NM2360: + case FB_ACCEL_NEOMAGIC_NM2380: CursorMem = 1024; CursorOff = 0x1000; - linearSize = 8192; - maxWidth = 1280; - maxHeight = 1024; /* ???? */ par->neo2200 = (Neo2200 __iomem *) par->mmio_vbase; break; @@ -2036,7 +1973,7 @@ static int __devinit neo_init_hw(struct fb_info *info) */ par->maxClock = maxClock; par->cursorOff = CursorOff; - return ((videoRam * 1024)); + return videoRam * 1024; } diff --git a/drivers/video/offb.c b/drivers/video/offb.c index d7b3dcc..e1d9eeb 100644 --- a/drivers/video/offb.c +++ b/drivers/video/offb.c @@ -47,6 +47,7 @@ enum { cmap_M3B, /* ATI Rage Mobility M3 Head B */ cmap_radeon, /* ATI Radeon */ cmap_gxt2000, /* IBM GXT2000 */ + cmap_avivo, /* ATI R5xx */ }; struct offb_par { @@ -58,26 +59,36 @@ struct offb_par { struct offb_par default_par; - /* - * Interface used by the world - */ - -static int offb_setcolreg(u_int regno, u_int red, u_int green, u_int blue, - u_int transp, struct fb_info *info); -static int offb_blank(int blank, struct fb_info *info); - #ifdef CONFIG_PPC32 extern boot_infos_t *boot_infos; #endif -static struct fb_ops offb_ops = { - .owner = THIS_MODULE, - .fb_setcolreg = offb_setcolreg, - .fb_blank = offb_blank, - .fb_fillrect = cfb_fillrect, - .fb_copyarea = cfb_copyarea, - .fb_imageblit = cfb_imageblit, -}; +/* Definitions used by the Avivo palette hack */ +#define AVIVO_DC_LUT_RW_SELECT 0x6480 +#define AVIVO_DC_LUT_RW_MODE 0x6484 +#define AVIVO_DC_LUT_RW_INDEX 0x6488 +#define AVIVO_DC_LUT_SEQ_COLOR 0x648c +#define AVIVO_DC_LUT_PWL_DATA 0x6490 +#define AVIVO_DC_LUT_30_COLOR 0x6494 +#define AVIVO_DC_LUT_READ_PIPE_SELECT 0x6498 +#define AVIVO_DC_LUT_WRITE_EN_MASK 0x649c +#define AVIVO_DC_LUT_AUTOFILL 0x64a0 + +#define AVIVO_DC_LUTA_CONTROL 0x64c0 +#define AVIVO_DC_LUTA_BLACK_OFFSET_BLUE 0x64c4 +#define AVIVO_DC_LUTA_BLACK_OFFSET_GREEN 0x64c8 +#define AVIVO_DC_LUTA_BLACK_OFFSET_RED 0x64cc +#define AVIVO_DC_LUTA_WHITE_OFFSET_BLUE 0x64d0 +#define AVIVO_DC_LUTA_WHITE_OFFSET_GREEN 0x64d4 +#define AVIVO_DC_LUTA_WHITE_OFFSET_RED 0x64d8 + +#define AVIVO_DC_LUTB_CONTROL 0x6cc0 +#define AVIVO_DC_LUTB_BLACK_OFFSET_BLUE 0x6cc4 +#define AVIVO_DC_LUTB_BLACK_OFFSET_GREEN 0x6cc8 +#define AVIVO_DC_LUTB_BLACK_OFFSET_RED 0x6ccc +#define AVIVO_DC_LUTB_WHITE_OFFSET_BLUE 0x6cd0 +#define AVIVO_DC_LUTB_WHITE_OFFSET_GREEN 0x6cd4 +#define AVIVO_DC_LUTB_WHITE_OFFSET_RED 0x6cd8 /* * Set a single color register. The values supplied are already @@ -160,6 +171,17 @@ static int offb_setcolreg(u_int regno, u_int red, u_int green, u_int blue, out_le32(((unsigned __iomem *) par->cmap_adr) + regno, (red << 16 | green << 8 | blue)); break; + case cmap_avivo: + /* Write to both LUTs for now */ + writel(1, par->cmap_adr + AVIVO_DC_LUT_RW_SELECT); + writeb(regno, par->cmap_adr + AVIVO_DC_LUT_RW_INDEX); + writel(((red) << 22) | ((green) << 12) | ((blue) << 2), + par->cmap_adr + AVIVO_DC_LUT_30_COLOR); + writel(0, par->cmap_adr + AVIVO_DC_LUT_RW_SELECT); + writeb(regno, par->cmap_adr + AVIVO_DC_LUT_RW_INDEX); + writel(((red) << 22) | ((green) << 12) | ((blue) << 2), + par->cmap_adr + AVIVO_DC_LUT_30_COLOR); + break; } return 0; @@ -216,12 +238,59 @@ static int offb_blank(int blank, struct fb_info *info) out_le32(((unsigned __iomem *) par->cmap_adr) + i, 0); break; + case cmap_avivo: + writel(1, par->cmap_adr + AVIVO_DC_LUT_RW_SELECT); + writeb(i, par->cmap_adr + AVIVO_DC_LUT_RW_INDEX); + writel(0, par->cmap_adr + AVIVO_DC_LUT_30_COLOR); + writel(0, par->cmap_adr + AVIVO_DC_LUT_RW_SELECT); + writeb(i, par->cmap_adr + AVIVO_DC_LUT_RW_INDEX); + writel(0, par->cmap_adr + AVIVO_DC_LUT_30_COLOR); + break; } } else fb_set_cmap(&info->cmap, info); return 0; } +static int offb_set_par(struct fb_info *info) +{ + struct offb_par *par = (struct offb_par *) info->par; + + /* On avivo, initialize palette control */ + if (par->cmap_type == cmap_avivo) { + writel(0, par->cmap_adr + AVIVO_DC_LUTA_CONTROL); + writel(0, par->cmap_adr + AVIVO_DC_LUTA_BLACK_OFFSET_BLUE); + writel(0, par->cmap_adr + AVIVO_DC_LUTA_BLACK_OFFSET_GREEN); + writel(0, par->cmap_adr + AVIVO_DC_LUTA_BLACK_OFFSET_RED); + writel(0x0000ffff, par->cmap_adr + AVIVO_DC_LUTA_WHITE_OFFSET_BLUE); + writel(0x0000ffff, par->cmap_adr + AVIVO_DC_LUTA_WHITE_OFFSET_GREEN); + writel(0x0000ffff, par->cmap_adr + AVIVO_DC_LUTA_WHITE_OFFSET_RED); + writel(0, par->cmap_adr + AVIVO_DC_LUTB_CONTROL); + writel(0, par->cmap_adr + AVIVO_DC_LUTB_BLACK_OFFSET_BLUE); + writel(0, par->cmap_adr + AVIVO_DC_LUTB_BLACK_OFFSET_GREEN); + writel(0, par->cmap_adr + AVIVO_DC_LUTB_BLACK_OFFSET_RED); + writel(0x0000ffff, par->cmap_adr + AVIVO_DC_LUTB_WHITE_OFFSET_BLUE); + writel(0x0000ffff, par->cmap_adr + AVIVO_DC_LUTB_WHITE_OFFSET_GREEN); + writel(0x0000ffff, par->cmap_adr + AVIVO_DC_LUTB_WHITE_OFFSET_RED); + writel(1, par->cmap_adr + AVIVO_DC_LUT_RW_SELECT); + writel(0, par->cmap_adr + AVIVO_DC_LUT_RW_MODE); + writel(0x0000003f, par->cmap_adr + AVIVO_DC_LUT_WRITE_EN_MASK); + writel(0, par->cmap_adr + AVIVO_DC_LUT_RW_SELECT); + writel(0, par->cmap_adr + AVIVO_DC_LUT_RW_MODE); + writel(0x0000003f, par->cmap_adr + AVIVO_DC_LUT_WRITE_EN_MASK); + } + return 0; +} + +static struct fb_ops offb_ops = { + .owner = THIS_MODULE, + .fb_setcolreg = offb_setcolreg, + .fb_set_par = offb_set_par, + .fb_blank = offb_blank, + .fb_fillrect = cfb_fillrect, + .fb_copyarea = cfb_copyarea, + .fb_imageblit = cfb_imageblit, +}; static void __iomem *offb_map_reg(struct device_node *np, int index, unsigned long offset, unsigned long size) @@ -245,6 +314,59 @@ static void __iomem *offb_map_reg(struct device_node *np, int index, return ioremap(taddr + offset, size); } +static void offb_init_palette_hacks(struct fb_info *info, struct device_node *dp, + const char *name, unsigned long address) +{ + struct offb_par *par = (struct offb_par *) info->par; + + if (dp && !strncmp(name, "ATY,Rage128", 11)) { + par->cmap_adr = offb_map_reg(dp, 2, 0, 0x1fff); + if (par->cmap_adr) + par->cmap_type = cmap_r128; + } else if (dp && (!strncmp(name, "ATY,RageM3pA", 12) + || !strncmp(name, "ATY,RageM3p12A", 14))) { + par->cmap_adr = offb_map_reg(dp, 2, 0, 0x1fff); + if (par->cmap_adr) + par->cmap_type = cmap_M3A; + } else if (dp && !strncmp(name, "ATY,RageM3pB", 12)) { + par->cmap_adr = offb_map_reg(dp, 2, 0, 0x1fff); + if (par->cmap_adr) + par->cmap_type = cmap_M3B; + } else if (dp && !strncmp(name, "ATY,Rage6", 9)) { + par->cmap_adr = offb_map_reg(dp, 1, 0, 0x1fff); + if (par->cmap_adr) + par->cmap_type = cmap_radeon; + } else if (!strncmp(name, "ATY,", 4)) { + unsigned long base = address & 0xff000000UL; + par->cmap_adr = + ioremap(base + 0x7ff000, 0x1000) + 0xcc0; + par->cmap_data = par->cmap_adr + 1; + par->cmap_type = cmap_m64; + } else if (dp && (of_device_is_compatible(dp, "pci1014,b7") || + of_device_is_compatible(dp, "pci1014,21c"))) { + par->cmap_adr = offb_map_reg(dp, 0, 0x6000, 0x1000); + if (par->cmap_adr) + par->cmap_type = cmap_gxt2000; + } else if (dp && !strncmp(name, "vga,Display-", 12)) { + /* Look for AVIVO initialized by SLOF */ + struct device_node *pciparent = of_get_parent(dp); + const u32 *vid, *did; + vid = of_get_property(pciparent, "vendor-id", NULL); + did = of_get_property(pciparent, "device-id", NULL); + /* This will match most R5xx */ + if (vid && did && *vid == 0x1002 && + ((*did >= 0x7100 && *did < 0x7800) || + (*did >= 0x9400))) { + par->cmap_adr = offb_map_reg(pciparent, 2, 0, 0x10000); + if (par->cmap_adr) + par->cmap_type = cmap_avivo; + } + of_node_put(pciparent); + } + info->fix.visual = (par->cmap_type != cmap_unknown) ? + FB_VISUAL_PSEUDOCOLOR : FB_VISUAL_STATIC_PSEUDOCOLOR; +} + static void __init offb_init_fb(const char *name, const char *full_name, int width, int height, int depth, int pitch, unsigned long address, @@ -283,6 +405,7 @@ static void __init offb_init_fb(const char *name, const char *full_name, fix = &info->fix; var = &info->var; + info->par = par; strcpy(fix->id, "OFfb "); strncat(fix->id, name, sizeof(fix->id) - sizeof("OFfb ")); @@ -298,39 +421,9 @@ static void __init offb_init_fb(const char *name, const char *full_name, fix->type_aux = 0; par->cmap_type = cmap_unknown; - if (depth == 8) { - if (dp && !strncmp(name, "ATY,Rage128", 11)) { - par->cmap_adr = offb_map_reg(dp, 2, 0, 0x1fff); - if (par->cmap_adr) - par->cmap_type = cmap_r128; - } else if (dp && (!strncmp(name, "ATY,RageM3pA", 12) - || !strncmp(name, "ATY,RageM3p12A", 14))) { - par->cmap_adr = offb_map_reg(dp, 2, 0, 0x1fff); - if (par->cmap_adr) - par->cmap_type = cmap_M3A; - } else if (dp && !strncmp(name, "ATY,RageM3pB", 12)) { - par->cmap_adr = offb_map_reg(dp, 2, 0, 0x1fff); - if (par->cmap_adr) - par->cmap_type = cmap_M3B; - } else if (dp && !strncmp(name, "ATY,Rage6", 9)) { - par->cmap_adr = offb_map_reg(dp, 1, 0, 0x1fff); - if (par->cmap_adr) - par->cmap_type = cmap_radeon; - } else if (!strncmp(name, "ATY,", 4)) { - unsigned long base = address & 0xff000000UL; - par->cmap_adr = - ioremap(base + 0x7ff000, 0x1000) + 0xcc0; - par->cmap_data = par->cmap_adr + 1; - par->cmap_type = cmap_m64; - } else if (dp && (of_device_is_compatible(dp, "pci1014,b7") || - of_device_is_compatible(dp, "pci1014,21c"))) { - par->cmap_adr = offb_map_reg(dp, 0, 0x6000, 0x1000); - if (par->cmap_adr) - par->cmap_type = cmap_gxt2000; - } - fix->visual = (par->cmap_type != cmap_unknown) ? - FB_VISUAL_PSEUDOCOLOR : FB_VISUAL_STATIC_PSEUDOCOLOR; - } else + if (depth == 8) + offb_init_palette_hacks(info, dp, name, address); + else fix->visual = FB_VISUAL_TRUECOLOR; var->xoffset = var->yoffset = 0; @@ -395,7 +488,6 @@ static void __init offb_init_fb(const char *name, const char *full_name, info->fbops = &offb_ops; info->screen_base = ioremap(address, fix->smem_len); - info->par = par; info->pseudo_palette = (void *) (info + 1); info->flags = FBINFO_DEFAULT | foreign_endian; diff --git a/drivers/video/omap/dispc.c b/drivers/video/omap/dispc.c index ab32ceb..ab77c51 100644 --- a/drivers/video/omap/dispc.c +++ b/drivers/video/omap/dispc.c @@ -20,6 +20,7 @@ */ #include <linux/kernel.h> #include <linux/dma-mapping.h> +#include <linux/mm.h> #include <linux/vmalloc.h> #include <linux/clk.h> #include <linux/io.h> diff --git a/drivers/video/omap/omapfb_main.c b/drivers/video/omap/omapfb_main.c index 14d0f7a..f85af5c 100644 --- a/drivers/video/omap/omapfb_main.c +++ b/drivers/video/omap/omapfb_main.c @@ -25,6 +25,7 @@ * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ #include <linux/platform_device.h> +#include <linux/mm.h> #include <linux/uaccess.h> #include <asm/mach-types.h> diff --git a/drivers/video/omap/sossi.c b/drivers/video/omap/sossi.c index 81dbcf5..fafd0f2 100644 --- a/drivers/video/omap/sossi.c +++ b/drivers/video/omap/sossi.c @@ -646,7 +646,7 @@ static int sossi_init(struct omapfb_device *fbdev) sossi_write_reg(SOSSI_INIT1_REG, l); if ((r = request_irq(INT_1610_SoSSI_MATCH, sossi_match_irq, - IRQT_FALLING, + IRQ_TYPE_EDGE_FALLING, "sossi_match", sossi.fbdev->dev)) < 0) { dev_err(sossi.fbdev->dev, "can't get SoSSI match IRQ\n"); goto err; diff --git a/drivers/video/p9100.c b/drivers/video/p9100.c index c95874f..9e90345 100644 --- a/drivers/video/p9100.c +++ b/drivers/video/p9100.c @@ -15,10 +15,9 @@ #include <linux/init.h> #include <linux/fb.h> #include <linux/mm.h> +#include <linux/of_device.h> #include <asm/io.h> -#include <asm/prom.h> -#include <asm/of_device.h> #include <asm/fbio.h> #include "sbuslib.h" @@ -275,7 +274,7 @@ static int __devinit p9100_probe(struct of_device *op, const struct of_device_id par->physbase = op->resource[2].start; par->which_io = op->resource[2].flags & IORESOURCE_BITS; - sbusfb_fill_var(&info->var, dp->node, 8); + sbusfb_fill_var(&info->var, dp, 8); info->var.red.length = 8; info->var.green.length = 8; info->var.blue.length = 8; @@ -295,7 +294,7 @@ static int __devinit p9100_probe(struct of_device *op, const struct of_device_id if (!info->screen_base) goto out_unmap_regs; - p9100_blank(0, info); + p9100_blank(FB_BLANK_UNBLANK, info); if (fb_alloc_cmap(&info->cmap, 256, 0)) goto out_unmap_screen; diff --git a/drivers/video/platinumfb.c b/drivers/video/platinumfb.c index cbe71a5..03b3670 100644 --- a/drivers/video/platinumfb.c +++ b/drivers/video/platinumfb.c @@ -31,11 +31,11 @@ #include <linux/fb.h> #include <linux/init.h> #include <linux/nvram.h> +#include <linux/of_device.h> +#include <linux/of_platform.h> #include <asm/io.h> #include <asm/prom.h> #include <asm/pgtable.h> -#include <asm/of_device.h> -#include <asm/of_platform.h> #include "macmodes.h" #include "platinumfb.h" diff --git a/drivers/video/pnx4008/pnxrgbfb.c b/drivers/video/pnx4008/pnxrgbfb.c index 685761a..4db6b48 100644 --- a/drivers/video/pnx4008/pnxrgbfb.c +++ b/drivers/video/pnx4008/pnxrgbfb.c @@ -100,7 +100,6 @@ static int rgbfb_remove(struct platform_device *pdev) fb_dealloc_cmap(&info->cmap); framebuffer_release(info); platform_set_drvdata(pdev, NULL); - kfree(info); } pnx4008_free_dum_channel(channel_owned, pdev->id); @@ -168,23 +167,21 @@ static int __devinit rgbfb_probe(struct platform_device *pdev) ret = fb_alloc_cmap(&info->cmap, 256, 0); if (ret < 0) - goto err2; + goto err1; ret = register_framebuffer(info); if (ret < 0) - goto err3; + goto err2; platform_set_drvdata(pdev, info); return 0; -err3: - fb_dealloc_cmap(&info->cmap); err2: - framebuffer_release(info); + fb_dealloc_cmap(&info->cmap); err1: pnx4008_free_dum_channel(channel_owned, pdev->id); err0: - kfree(info); + framebuffer_release(info); err: return ret; } diff --git a/drivers/video/ps3fb.c b/drivers/video/ps3fb.c index dc3af1c..4b5d8077 100644 --- a/drivers/video/ps3fb.c +++ b/drivers/video/ps3fb.c @@ -1297,6 +1297,7 @@ static int ps3fb_shutdown(struct ps3_system_bus_device *dev) static struct ps3_system_bus_driver ps3fb_driver = { .match_id = PS3_MATCH_ID_GRAPHICS, + .match_sub_id = PS3_MATCH_SUB_ID_FB, .core.name = DEVICE_NAME, .core.owner = THIS_MODULE, .probe = ps3fb_probe, diff --git a/drivers/video/pxafb.c b/drivers/video/pxafb.c index 3ab6e3d..69de2fe 100644 --- a/drivers/video/pxafb.c +++ b/drivers/video/pxafb.c @@ -30,6 +30,7 @@ #include <linux/string.h> #include <linux/interrupt.h> #include <linux/slab.h> +#include <linux/mm.h> #include <linux/fb.h> #include <linux/delay.h> #include <linux/init.h> @@ -40,6 +41,7 @@ #include <linux/clk.h> #include <linux/err.h> #include <linux/completion.h> +#include <linux/mutex.h> #include <linux/kthread.h> #include <linux/freezer.h> @@ -227,6 +229,22 @@ static int pxafb_bpp_to_lccr3(struct fb_var_screeninfo *var) case 4: ret = LCCR3_4BPP; break; case 8: ret = LCCR3_8BPP; break; case 16: ret = LCCR3_16BPP; break; + case 24: + switch (var->red.length + var->green.length + + var->blue.length + var->transp.length) { + case 18: ret = LCCR3_18BPP_P | LCCR3_PDFOR_3; break; + case 19: ret = LCCR3_19BPP_P; break; + } + break; + case 32: + switch (var->red.length + var->green.length + + var->blue.length + var->transp.length) { + case 18: ret = LCCR3_18BPP | LCCR3_PDFOR_3; break; + case 19: ret = LCCR3_19BPP; break; + case 24: ret = LCCR3_24BPP | LCCR3_PDFOR_3; break; + case 25: ret = LCCR3_25BPP; break; + } + break; } return ret; } @@ -345,6 +363,41 @@ static int pxafb_check_var(struct fb_var_screeninfo *var, struct fb_info *info) var->green.offset = 5; var->green.length = 6; var->blue.offset = 0; var->blue.length = 5; var->transp.offset = var->transp.length = 0; + } else if (var->bits_per_pixel > 16) { + struct pxafb_mode_info *mode; + + mode = pxafb_getmode(inf, var); + if (!mode) + return -EINVAL; + + switch (mode->depth) { + case 18: /* RGB666 */ + var->transp.offset = var->transp.length = 0; + var->red.offset = 12; var->red.length = 6; + var->green.offset = 6; var->green.length = 6; + var->blue.offset = 0; var->blue.length = 6; + break; + case 19: /* RGBT666 */ + var->transp.offset = 18; var->transp.length = 1; + var->red.offset = 12; var->red.length = 6; + var->green.offset = 6; var->green.length = 6; + var->blue.offset = 0; var->blue.length = 6; + break; + case 24: /* RGB888 */ + var->transp.offset = var->transp.length = 0; + var->red.offset = 16; var->red.length = 8; + var->green.offset = 8; var->green.length = 8; + var->blue.offset = 0; var->blue.length = 8; + break; + case 25: /* RGBT888 */ + var->transp.offset = 24; var->transp.length = 1; + var->red.offset = 16; var->red.length = 8; + var->green.offset = 8; var->green.length = 8; + var->blue.offset = 0; var->blue.length = 8; + break; + default: + return -EINVAL; + } } else { var->red.offset = var->green.offset = 0; var->blue.offset = var->transp.offset = 0; @@ -355,9 +408,8 @@ static int pxafb_check_var(struct fb_var_screeninfo *var, struct fb_info *info) } #ifdef CONFIG_CPU_FREQ - pr_debug("pxafb: dma period = %d ps, clock = %d kHz\n", - pxafb_display_dma_period(var), - get_clk_frequency_khz(0)); + pr_debug("pxafb: dma period = %d ps\n", + pxafb_display_dma_period(var)); #endif return 0; @@ -377,7 +429,7 @@ static int pxafb_set_par(struct fb_info *info) struct pxafb_info *fbi = (struct pxafb_info *)info; struct fb_var_screeninfo *var = &info->var; - if (var->bits_per_pixel == 16) + if (var->bits_per_pixel >= 16) fbi->fb.fix.visual = FB_VISUAL_TRUECOLOR; else if (!fbi->cmap_static) fbi->fb.fix.visual = FB_VISUAL_PSEUDOCOLOR; @@ -392,7 +444,7 @@ static int pxafb_set_par(struct fb_info *info) fbi->fb.fix.line_length = var->xres_virtual * var->bits_per_pixel / 8; - if (var->bits_per_pixel == 16) + if (var->bits_per_pixel >= 16) fbi->palette_size = 0; else fbi->palette_size = var->bits_per_pixel == 1 ? @@ -405,7 +457,7 @@ static int pxafb_set_par(struct fb_info *info) */ pxafb_set_truecolor(fbi->fb.fix.visual == FB_VISUAL_TRUECOLOR); - if (fbi->fb.var.bits_per_pixel == 16) + if (fbi->fb.var.bits_per_pixel >= 16) fb_dealloc_cmap(&fbi->fb.cmap); else fb_alloc_cmap(&fbi->fb.cmap, 1<<fbi->fb.var.bits_per_pixel, 0); @@ -574,8 +626,8 @@ static int setup_frame_dma(struct pxafb_info *fbi, int dma, int pal, dma_desc->fdadr = fbi->dma_buff_phys + dma_desc_off; fbi->fdadr[dma] = fbi->dma_buff_phys + dma_desc_off; } else { - pal_desc = &fbi->dma_buff->pal_desc[dma]; - pal_desc_off = offsetof(struct pxafb_dma_buff, dma_desc[pal]); + pal_desc = &fbi->dma_buff->pal_desc[pal]; + pal_desc_off = offsetof(struct pxafb_dma_buff, pal_desc[pal]); pal_desc->fsadr = fbi->dma_buff_phys + pal * PALETTE_SIZE; pal_desc->fidr = 0; @@ -832,6 +884,8 @@ static int pxafb_activate_var(struct fb_var_screeninfo *var, case 4: case 8: case 16: + case 24: + case 32: break; default: printk(KERN_ERR "%s: invalid bit depth %d\n", @@ -969,6 +1023,11 @@ static void pxafb_setup_gpio(struct pxafb_info *fbi) for (gpio = 58; ldd_bits; gpio++, ldd_bits--) pxa_gpio_mode(gpio | GPIO_ALT_FN_2_OUT); + /* 18 bit interface */ + if (fbi->fb.var.bits_per_pixel > 16) { + pxa_gpio_mode(86 | GPIO_ALT_FN_2_OUT); + pxa_gpio_mode(87 | GPIO_ALT_FN_2_OUT); + } pxa_gpio_mode(GPIO74_LCD_FCLK_MD); pxa_gpio_mode(GPIO75_LCD_LCLK_MD); pxa_gpio_mode(GPIO76_LCD_PCLK_MD); @@ -1059,7 +1118,7 @@ static void set_ctrlr_state(struct pxafb_info *fbi, u_int state) { u_int old_state; - down(&fbi->ctrlr_sem); + mutex_lock(&fbi->ctrlr_lock); old_state = fbi->state; @@ -1147,7 +1206,7 @@ static void set_ctrlr_state(struct pxafb_info *fbi, u_int state) } break; } - up(&fbi->ctrlr_sem); + mutex_unlock(&fbi->ctrlr_lock); } /* @@ -1247,7 +1306,7 @@ static int pxafb_resume(struct platform_device *dev) * cache. Once this area is remapped, all virtual memory * access to the video memory should occur at the new region. */ -static int __init pxafb_map_video_memory(struct pxafb_info *fbi) +static int __devinit pxafb_map_video_memory(struct pxafb_info *fbi) { /* * We reserve one page for the palette, plus the size @@ -1277,6 +1336,8 @@ static int __init pxafb_map_video_memory(struct pxafb_info *fbi) fbi->dma_buff_phys = fbi->map_dma; fbi->palette_cpu = (u16 *) fbi->dma_buff->palette; + pr_debug("pxafb: palette_mem_size = 0x%08x\n", fbi->palette_size*sizeof(u16)); + #ifdef CONFIG_FB_PXA_SMARTPANEL fbi->smart_cmds = (uint16_t *) fbi->dma_buff->cmd_buff; fbi->n_smart_cmds = 0; @@ -1301,8 +1362,8 @@ static void pxafb_decode_mode_info(struct pxafb_info *fbi, } } -static int pxafb_decode_mach_info(struct pxafb_info *fbi, - struct pxafb_mach_info *inf) +static void pxafb_decode_mach_info(struct pxafb_info *fbi, + struct pxafb_mach_info *inf) { unsigned int lcd_conn = inf->lcd_conn; @@ -1333,7 +1394,7 @@ static int pxafb_decode_mach_info(struct pxafb_info *fbi, fbi->lccr0 = inf->lccr0; fbi->lccr3 = inf->lccr3; fbi->lccr4 = inf->lccr4; - return -EINVAL; + goto decode_mode; } if (lcd_conn == LCD_MONO_STN_8BPP) @@ -1343,16 +1404,15 @@ static int pxafb_decode_mach_info(struct pxafb_info *fbi, fbi->lccr3 |= (lcd_conn & LCD_BIAS_ACTIVE_LOW) ? LCCR3_OEP : 0; fbi->lccr3 |= (lcd_conn & LCD_PCLK_EDGE_FALL) ? LCCR3_PCP : 0; +decode_mode: pxafb_decode_mode_info(fbi, inf->modes, inf->num_modes); - return 0; } -static struct pxafb_info * __init pxafb_init_fbinfo(struct device *dev) +static struct pxafb_info * __devinit pxafb_init_fbinfo(struct device *dev) { struct pxafb_info *fbi; void *addr; struct pxafb_mach_info *inf = dev->platform_data; - struct pxafb_mode_info *mode = inf->modes; /* Alloc the pxafb_info and pseudo_palette in one step */ fbi = kmalloc(sizeof(struct pxafb_info) + sizeof(u32) * 16, GFP_KERNEL); @@ -1399,7 +1459,7 @@ static struct pxafb_info * __init pxafb_init_fbinfo(struct device *dev) init_waitqueue_head(&fbi->ctrlr_wait); INIT_WORK(&fbi->task, pxafb_task); - init_MUTEX(&fbi->ctrlr_sem); + mutex_init(&fbi->ctrlr_lock); init_completion(&fbi->disable_done); #ifdef CONFIG_FB_PXA_SMARTPANEL init_completion(&fbi->command_done); @@ -1410,7 +1470,7 @@ static struct pxafb_info * __init pxafb_init_fbinfo(struct device *dev) } #ifdef CONFIG_FB_PXA_PARAMETERS -static int __init parse_opt_mode(struct device *dev, const char *this_opt) +static int __devinit parse_opt_mode(struct device *dev, const char *this_opt) { struct pxafb_mach_info *inf = dev->platform_data; @@ -1469,7 +1529,7 @@ done: return 0; } -static int __init parse_opt(struct device *dev, char *this_opt) +static int __devinit parse_opt(struct device *dev, char *this_opt) { struct pxafb_mach_info *inf = dev->platform_data; struct pxafb_mode_info *mode = &inf->modes[0]; @@ -1567,7 +1627,7 @@ static int __init parse_opt(struct device *dev, char *this_opt) return 0; } -static int __init pxafb_parse_options(struct device *dev, char *options) +static int __devinit pxafb_parse_options(struct device *dev, char *options) { char *this_opt; int ret; @@ -1588,8 +1648,8 @@ static int __init pxafb_parse_options(struct device *dev, char *options) static char g_options[256] __devinitdata = ""; -#ifndef CONFIG_MODULES -static int __devinit pxafb_setup_options(void) +#ifndef MODULE +static int __init pxafb_setup_options(void) { char *options = NULL; @@ -1613,7 +1673,7 @@ MODULE_PARM_DESC(options, "LCD parameters (see Documentation/fb/pxafb.txt)"); #define pxafb_setup_options() (0) #endif -static int __init pxafb_probe(struct platform_device *dev) +static int __devinit pxafb_probe(struct platform_device *dev) { struct pxafb_info *fbi; struct pxafb_mach_info *inf; @@ -1685,14 +1745,14 @@ static int __init pxafb_probe(struct platform_device *dev) if (r == NULL) { dev_err(&dev->dev, "no I/O memory resource defined\n"); ret = -ENODEV; - goto failed; + goto failed_fbi; } r = request_mem_region(r->start, r->end - r->start + 1, dev->name); if (r == NULL) { dev_err(&dev->dev, "failed to request I/O memory\n"); ret = -EBUSY; - goto failed; + goto failed_fbi; } fbi->mmio_base = ioremap(r->start, r->end - r->start + 1); @@ -1735,8 +1795,17 @@ static int __init pxafb_probe(struct platform_device *dev) * This makes sure that our colour bitfield * descriptors are correctly initialised. */ - pxafb_check_var(&fbi->fb.var, &fbi->fb); - pxafb_set_par(&fbi->fb); + ret = pxafb_check_var(&fbi->fb.var, &fbi->fb); + if (ret) { + dev_err(&dev->dev, "failed to get suitable mode\n"); + goto failed_free_irq; + } + + ret = pxafb_set_par(&fbi->fb); + if (ret) { + dev_err(&dev->dev, "Failed to set parameters\n"); + goto failed_free_irq; + } platform_set_drvdata(dev, fbi); @@ -1744,7 +1813,7 @@ static int __init pxafb_probe(struct platform_device *dev) if (ret < 0) { dev_err(&dev->dev, "Failed to register framebuffer device: %d\n", ret); - goto failed_free_irq; + goto failed_free_cmap; } #ifdef CONFIG_CPU_FREQ @@ -1763,31 +1832,74 @@ static int __init pxafb_probe(struct platform_device *dev) return 0; +failed_free_cmap: + if (fbi->fb.cmap.len) + fb_dealloc_cmap(&fbi->fb.cmap); failed_free_irq: free_irq(irq, fbi); -failed_free_res: - release_mem_region(r->start, r->end - r->start + 1); -failed_free_io: - iounmap(fbi->mmio_base); failed_free_mem: dma_free_writecombine(&dev->dev, fbi->map_size, fbi->map_cpu, fbi->map_dma); -failed: +failed_free_io: + iounmap(fbi->mmio_base); +failed_free_res: + release_mem_region(r->start, r->end - r->start + 1); +failed_fbi: + clk_put(fbi->clk); platform_set_drvdata(dev, NULL); kfree(fbi); +failed: return ret; } +static int __devexit pxafb_remove(struct platform_device *dev) +{ + struct pxafb_info *fbi = platform_get_drvdata(dev); + struct resource *r; + int irq; + struct fb_info *info; + + if (!fbi) + return 0; + + info = &fbi->fb; + + unregister_framebuffer(info); + + pxafb_disable_controller(fbi); + + if (fbi->fb.cmap.len) + fb_dealloc_cmap(&fbi->fb.cmap); + + irq = platform_get_irq(dev, 0); + free_irq(irq, fbi); + + dma_free_writecombine(&dev->dev, fbi->map_size, + fbi->map_cpu, fbi->map_dma); + + iounmap(fbi->mmio_base); + + r = platform_get_resource(dev, IORESOURCE_MEM, 0); + release_mem_region(r->start, r->end - r->start + 1); + + clk_put(fbi->clk); + kfree(fbi); + + return 0; +} + static struct platform_driver pxafb_driver = { .probe = pxafb_probe, + .remove = pxafb_remove, .suspend = pxafb_suspend, .resume = pxafb_resume, .driver = { + .owner = THIS_MODULE, .name = "pxa2xx-fb", }, }; -static int __devinit pxafb_init(void) +static int __init pxafb_init(void) { if (pxafb_setup_options()) return -EINVAL; @@ -1795,7 +1907,13 @@ static int __devinit pxafb_init(void) return platform_driver_register(&pxafb_driver); } +static void __exit pxafb_exit(void) +{ + platform_driver_unregister(&pxafb_driver); +} + module_init(pxafb_init); +module_exit(pxafb_exit); MODULE_DESCRIPTION("loadable framebuffer driver for PXA"); MODULE_LICENSE("GPL"); diff --git a/drivers/video/pxafb.h b/drivers/video/pxafb.h index 8238dc8..31541b8 100644 --- a/drivers/video/pxafb.h +++ b/drivers/video/pxafb.h @@ -106,7 +106,7 @@ struct pxafb_info { volatile u_char state; volatile u_char task_state; - struct semaphore ctrlr_sem; + struct mutex ctrlr_lock; wait_queue_head_t ctrlr_wait; struct work_struct task; diff --git a/drivers/video/s3c2410fb.c b/drivers/video/s3c2410fb.c index 13b38cb..f059896 100644 --- a/drivers/video/s3c2410fb.c +++ b/drivers/video/s3c2410fb.c @@ -1,75 +1,15 @@ -/* - * linux/drivers/video/s3c2410fb.c - * Copyright (c) Arnaud Patard, Ben Dooks +/* linux/drivers/video/s3c2410fb.c + * Copyright (c) 2004,2005 Arnaud Patard + * Copyright (c) 2004-2008 Ben Dooks + * + * S3C2410 LCD Framebuffer Driver * * This file is subject to the terms and conditions of the GNU General Public * License. See the file COPYING in the main directory of this archive for * more details. * - * S3C2410 LCD Controller Frame Buffer Driver - * based on skeletonfb.c, sa1100fb.c and others - * - * ChangeLog - * 2005-04-07: Arnaud Patard <arnaud.patard@rtp-net.org> - * - u32 state -> pm_message_t state - * - S3C2410_{VA,SZ}_LCD -> S3C24XX - * - * 2005-03-15: Arnaud Patard <arnaud.patard@rtp-net.org> - * - Removed the ioctl - * - use readl/writel instead of __raw_writel/__raw_readl - * - * 2004-12-04: Arnaud Patard <arnaud.patard@rtp-net.org> - * - Added the possibility to set on or off the - * debugging messages - * - Replaced 0 and 1 by on or off when reading the - * /sys files - * - * 2005-03-23: Ben Dooks <ben-linux@fluff.org> - * - added non 16bpp modes - * - updated platform information for range of x/y/bpp - * - add code to ensure palette is written correctly - * - add pixel clock divisor control - * - * 2004-11-11: Arnaud Patard <arnaud.patard@rtp-net.org> - * - Removed the use of currcon as it no more exists - * - Added LCD power sysfs interface - * - * 2004-11-03: Ben Dooks <ben-linux@fluff.org> - * - minor cleanups - * - add suspend/resume support - * - s3c2410fb_setcolreg() not valid in >8bpp modes - * - removed last CONFIG_FB_S3C2410_FIXED - * - ensure lcd controller stopped before cleanup - * - added sysfs interface for backlight power - * - added mask for gpio configuration - * - ensured IRQs disabled during GPIO configuration - * - disable TPAL before enabling video - * - * 2004-09-20: Arnaud Patard <arnaud.patard@rtp-net.org> - * - Suppress command line options - * - * 2004-09-15: Arnaud Patard <arnaud.patard@rtp-net.org> - * - code cleanup - * - * 2004-09-07: Arnaud Patard <arnaud.patard@rtp-net.org> - * - Renamed from h1940fb.c to s3c2410fb.c - * - Add support for different devices - * - Backlight support - * - * 2004-09-05: Herbert Pötzl <herbert@13thfloor.at> - * - added clock (de-)allocation code - * - added fixem fbmem option - * - * 2004-07-27: Arnaud Patard <arnaud.patard@rtp-net.org> - * - code cleanup - * - added a forgotten return in h1940fb_init - * - * 2004-07-19: Herbert Pötzl <herbert@13thfloor.at> - * - code cleanup and extended debugging - * - * 2004-07-15: Arnaud Patard <arnaud.patard@rtp-net.org> - * - First version - */ + * Driver based on skeletonfb.c, sa1100fb.c and others. +*/ #include <linux/module.h> #include <linux/kernel.h> @@ -580,6 +520,27 @@ static int s3c2410fb_setcolreg(unsigned regno, return 0; } +/* s3c2410fb_lcd_enable + * + * shutdown the lcd controller + */ +static void s3c2410fb_lcd_enable(struct s3c2410fb_info *fbi, int enable) +{ + unsigned long flags; + + local_irq_save(flags); + + if (enable) + fbi->regs.lcdcon1 |= S3C2410_LCDCON1_ENVID; + else + fbi->regs.lcdcon1 &= ~S3C2410_LCDCON1_ENVID; + + writel(fbi->regs.lcdcon1, fbi->io + S3C2410_LCDCON1); + + local_irq_restore(flags); +} + + /* * s3c2410fb_blank * @blank_mode: the blank mode we want. @@ -589,9 +550,6 @@ static int s3c2410fb_setcolreg(unsigned regno, * blanking succeeded, != 0 if un-/blanking failed due to e.g. a * video mode which doesn't support it. Implements VESA suspend * and powerdown modes on hardware that supports disabling hsync/vsync: - * blank_mode == 2: suspend vsync - * blank_mode == 3: suspend hsync - * blank_mode == 4: powerdown * * Returns negative errno on error, or zero on success. * @@ -605,6 +563,12 @@ static int s3c2410fb_blank(int blank_mode, struct fb_info *info) tpal_reg += is_s3c2412(fbi) ? S3C2412_TPAL : S3C2410_TPAL; + if (blank_mode == FB_BLANK_POWERDOWN) { + s3c2410fb_lcd_enable(fbi, 0); + } else { + s3c2410fb_lcd_enable(fbi, 1); + } + if (blank_mode == FB_BLANK_UNBLANK) writel(0x0, tpal_reg); else { @@ -948,7 +912,10 @@ static int __init s3c24xxfb_probe(struct platform_device *pdev, } /* create device files */ - device_create_file(&pdev->dev, &dev_attr_debug); + ret = device_create_file(&pdev->dev, &dev_attr_debug); + if (ret) { + printk(KERN_ERR "failed to add debug attribute\n"); + } printk(KERN_INFO "fb%d: %s frame buffer device\n", fbinfo->node, fbinfo->fix.id); @@ -983,21 +950,6 @@ static int __init s3c2412fb_probe(struct platform_device *pdev) return s3c24xxfb_probe(pdev, DRV_S3C2412); } -/* s3c2410fb_stop_lcd - * - * shutdown the lcd controller - */ -static void s3c2410fb_stop_lcd(struct s3c2410fb_info *fbi) -{ - unsigned long flags; - - local_irq_save(flags); - - fbi->regs.lcdcon1 &= ~S3C2410_LCDCON1_ENVID; - writel(fbi->regs.lcdcon1, fbi->io + S3C2410_LCDCON1); - - local_irq_restore(flags); -} /* * Cleanup @@ -1010,7 +962,7 @@ static int s3c2410fb_remove(struct platform_device *pdev) unregister_framebuffer(fbinfo); - s3c2410fb_stop_lcd(info); + s3c2410fb_lcd_enable(info, 0); msleep(1); s3c2410fb_unmap_video_memory(fbinfo); @@ -1043,7 +995,7 @@ static int s3c2410fb_suspend(struct platform_device *dev, pm_message_t state) struct fb_info *fbinfo = platform_get_drvdata(dev); struct s3c2410fb_info *info = fbinfo->par; - s3c2410fb_stop_lcd(info); + s3c2410fb_lcd_enable(info, 0); /* sleep before disabling the clock, we need to ensure * the LCD DMA engine is not going to get back on the bus @@ -1118,3 +1070,5 @@ MODULE_AUTHOR("Arnaud Patard <arnaud.patard@rtp-net.org>, " "Ben Dooks <ben-linux@fluff.org>"); MODULE_DESCRIPTION("Framebuffer driver for the s3c2410"); MODULE_LICENSE("GPL"); +MODULE_ALIAS("platform:s3c2410-lcd"); +MODULE_ALIAS("platform:s3c2412-lcd"); diff --git a/drivers/video/s3c2410fb.h b/drivers/video/s3c2410fb.h index dbb73b9..9a6ba3e 100644 --- a/drivers/video/s3c2410fb.h +++ b/drivers/video/s3c2410fb.h @@ -1,26 +1,14 @@ /* * linux/drivers/video/s3c2410fb.h - * Copyright (c) Arnaud Patard + * Copyright (c) 2004 Arnaud Patard + * + * S3C2410 LCD Framebuffer Driver * * This file is subject to the terms and conditions of the GNU General Public * License. See the file COPYING in the main directory of this archive for * more details. * - * S3C2410 LCD Controller Frame Buffer Driver - * based on skeletonfb.c, sa1100fb.h - * - * ChangeLog - * - * 2004-12-04: Arnaud Patard <arnaud.patard@rtp-net.org> - * - Moved dprintk to s3c2410fb.c - * - * 2004-09-07: Arnaud Patard <arnaud.patard@rtp-net.org> - * - Renamed from h1940fb.h to s3c2410fb.h - * - Changed h1940 to s3c2410 - * - * 2004-07-15: Arnaud Patard <arnaud.patard@rtp-net.org> - * - First version - */ +*/ #ifndef __S3C2410FB_H #define __S3C2410FB_H diff --git a/drivers/video/sa1100fb.c b/drivers/video/sa1100fb.c index ab2b211..78bcdbc 100644 --- a/drivers/video/sa1100fb.c +++ b/drivers/video/sa1100fb.c @@ -167,6 +167,7 @@ #include <linux/string.h> #include <linux/interrupt.h> #include <linux/slab.h> +#include <linux/mm.h> #include <linux/fb.h> #include <linux/delay.h> #include <linux/init.h> @@ -174,6 +175,7 @@ #include <linux/cpufreq.h> #include <linux/platform_device.h> #include <linux/dma-mapping.h> +#include <linux/mutex.h> #include <asm/hardware.h> #include <asm/io.h> @@ -1107,7 +1109,7 @@ static void set_ctrlr_state(struct sa1100fb_info *fbi, u_int state) { u_int old_state; - down(&fbi->ctrlr_sem); + mutex_lock(&fbi->ctrlr_lock); old_state = fbi->state; @@ -1192,7 +1194,7 @@ static void set_ctrlr_state(struct sa1100fb_info *fbi, u_int state) } break; } - up(&fbi->ctrlr_sem); + mutex_unlock(&fbi->ctrlr_lock); } /* @@ -1444,7 +1446,7 @@ static struct sa1100fb_info * __init sa1100fb_init_fbinfo(struct device *dev) init_waitqueue_head(&fbi->ctrlr_wait); INIT_WORK(&fbi->task, sa1100fb_task); - init_MUTEX(&fbi->ctrlr_sem); + mutex_init(&fbi->ctrlr_lock); return fbi; } diff --git a/drivers/video/sa1100fb.h b/drivers/video/sa1100fb.h index f465b27..86831db 100644 --- a/drivers/video/sa1100fb.h +++ b/drivers/video/sa1100fb.h @@ -100,7 +100,7 @@ struct sa1100fb_info { volatile u_char state; volatile u_char task_state; - struct semaphore ctrlr_sem; + struct mutex ctrlr_lock; wait_queue_head_t ctrlr_wait; struct work_struct task; diff --git a/drivers/video/sbuslib.c b/drivers/video/sbuslib.c index 4deaac0..37d764a 100644 --- a/drivers/video/sbuslib.c +++ b/drivers/video/sbuslib.c @@ -10,18 +10,19 @@ #include <linux/fb.h> #include <linux/mm.h> #include <linux/uaccess.h> +#include <linux/of_device.h> -#include <asm/oplib.h> #include <asm/fbio.h> #include "sbuslib.h" -void sbusfb_fill_var(struct fb_var_screeninfo *var, int prom_node, int bpp) +void sbusfb_fill_var(struct fb_var_screeninfo *var, struct device_node *dp, + int bpp) { memset(var, 0, sizeof(*var)); - var->xres = prom_getintdefault(prom_node, "width", 1152); - var->yres = prom_getintdefault(prom_node, "height", 900); + var->xres = of_getintprop_default(dp, "width", 1152); + var->yres = of_getintprop_default(dp, "height", 900); var->xres_virtual = var->xres; var->yres_virtual = var->yres; var->bits_per_pixel = bpp; diff --git a/drivers/video/sbuslib.h b/drivers/video/sbuslib.h index 492828c..7ba3250 100644 --- a/drivers/video/sbuslib.h +++ b/drivers/video/sbuslib.h @@ -11,7 +11,8 @@ struct sbus_mmap_map { #define SBUS_MMAP_FBSIZE(n) (-n) #define SBUS_MMAP_EMPTY 0x80000000 -extern void sbusfb_fill_var(struct fb_var_screeninfo *var, int prom_node, int bpp); +extern void sbusfb_fill_var(struct fb_var_screeninfo *var, + struct device_node *dp, int bpp); struct vm_area_struct; extern int sbusfb_mmap_helper(struct sbus_mmap_map *map, unsigned long physbase, unsigned long fbsize, @@ -21,6 +22,6 @@ int sbusfb_ioctl_helper(unsigned long cmd, unsigned long arg, struct fb_info *info, int type, int fb_depth, unsigned long fb_size); int sbusfb_compat_ioctl(struct fb_info *info, unsigned int cmd, - unsigned long arg); + unsigned long arg); #endif /* _SBUSLIB_H */ diff --git a/drivers/video/sgivwfb.c b/drivers/video/sgivwfb.c index 4fb1624..f5252c2 100644 --- a/drivers/video/sgivwfb.c +++ b/drivers/video/sgivwfb.c @@ -21,8 +21,7 @@ #include <asm/io.h> #include <asm/mtrr.h> - -#include <setup_arch.h> +#include <asm/visws/sgivw.h> #define INCLUDE_TIMING_TABLE_DATA #define DBE_REG_BASE par->regs diff --git a/drivers/video/sh7760fb.c b/drivers/video/sh7760fb.c new file mode 100644 index 0000000..8d0212d --- /dev/null +++ b/drivers/video/sh7760fb.c @@ -0,0 +1,659 @@ +/* + * SH7760/SH7763 LCDC Framebuffer driver. + * + * (c) 2006-2008 MSC Vertriebsges.m.b.H., + * Manuel Lauss <mano@roarinelk.homelinux.net> + * (c) 2008 Nobuhiro Iwamatsu <iwamatsu.nobuhiro@renesas.com> + * + * This file is subject to the terms and conditions of the GNU General + * Public License. See the file COPYING in the main directory of this + * archive for more details. + * + * PLEASE HAVE A LOOK AT Documentation/fb/sh7760fb.txt! + * + * Thanks to Siegfried Schaefer <s.schaefer at schaefer-edv.de> + * for his original source and testing! + */ + +#include <linux/completion.h> +#include <linux/delay.h> +#include <linux/dma-mapping.h> +#include <linux/fb.h> +#include <linux/interrupt.h> +#include <linux/io.h> +#include <linux/kernel.h> +#include <linux/module.h> +#include <linux/platform_device.h> + +#include <asm/sh7760fb.h> + +struct sh7760fb_par { + void __iomem *base; + int irq; + + struct sh7760fb_platdata *pd; /* display information */ + + dma_addr_t fbdma; /* physical address */ + + int rot; /* rotation enabled? */ + + u32 pseudo_palette[16]; + + struct platform_device *dev; + struct resource *ioarea; + struct completion vsync; /* vsync irq event */ +}; + +static irqreturn_t sh7760fb_irq(int irq, void *data) +{ + struct completion *c = data; + + complete(c); + + return IRQ_HANDLED; +} + +static void sh7760fb_wait_vsync(struct fb_info *info) +{ + struct sh7760fb_par *par = info->par; + + if (par->pd->novsync) + return; + + iowrite16(ioread16(par->base + LDINTR) & ~VINT_CHECK, + par->base + LDINTR); + + if (par->irq < 0) { + /* poll for vert. retrace: status bit is sticky */ + while (!(ioread16(par->base + LDINTR) & VINT_CHECK)) + cpu_relax(); + } else { + /* a "wait_for_irq_event(par->irq)" would be extremely nice */ + init_completion(&par->vsync); + enable_irq(par->irq); + wait_for_completion(&par->vsync); + disable_irq_nosync(par->irq); + } +} + +/* wait_for_lps - wait until power supply has reached a certain state. */ +static int wait_for_lps(struct sh7760fb_par *par, int val) +{ + int i = 100; + while (--i && ((ioread16(par->base + LDPMMR) & 3) != val)) + msleep(1); + + if (i <= 0) + return -ETIMEDOUT; + + return 0; +} + +/* en/disable the LCDC */ +static int sh7760fb_blank(int blank, struct fb_info *info) +{ + struct sh7760fb_par *par = info->par; + struct sh7760fb_platdata *pd = par->pd; + unsigned short cntr = ioread16(par->base + LDCNTR); + unsigned short intr = ioread16(par->base + LDINTR); + int lps; + + if (blank == FB_BLANK_UNBLANK) { + intr |= VINT_START; + cntr = LDCNTR_DON2 | LDCNTR_DON; + lps = 3; + } else { + intr &= ~VINT_START; + cntr = LDCNTR_DON2; + lps = 0; + } + + if (pd->blank) + pd->blank(blank); + + iowrite16(intr, par->base + LDINTR); + iowrite16(cntr, par->base + LDCNTR); + + return wait_for_lps(par, lps); +} + +/* set color registers */ +static int sh7760fb_setcmap(struct fb_cmap *cmap, struct fb_info *info) +{ + struct sh7760fb_par *par = info->par; + u32 s = cmap->start; + u32 l = cmap->len; + u16 *r = cmap->red; + u16 *g = cmap->green; + u16 *b = cmap->blue; + u32 col, tmo; + int ret; + + ret = 0; + + sh7760fb_wait_vsync(info); + + /* request palette access */ + iowrite16(LDPALCR_PALEN, par->base + LDPALCR); + + /* poll for access grant */ + tmo = 100; + while (!(ioread16(par->base + LDPALCR) & LDPALCR_PALS) && (--tmo)) + cpu_relax(); + + if (!tmo) { + ret = 1; + dev_dbg(info->dev, "no palette access!\n"); + goto out; + } + + while (l && (s < 256)) { + col = ((*r) & 0xff) << 16; + col |= ((*g) & 0xff) << 8; + col |= ((*b) & 0xff); + col &= SH7760FB_PALETTE_MASK; + iowrite32(col, par->base + LDPR(s)); + + if (s < 16) + ((u32 *) (info->pseudo_palette))[s] = s; + + s++; + l--; + r++; + g++; + b++; + } +out: + iowrite16(0, par->base + LDPALCR); + return ret; +} + +static void encode_fix(struct fb_fix_screeninfo *fix, struct fb_info *info, + unsigned long stride) +{ + memset(fix, 0, sizeof(struct fb_fix_screeninfo)); + strcpy(fix->id, "sh7760-lcdc"); + + fix->smem_start = (unsigned long)info->screen_base; + fix->smem_len = info->screen_size; + + fix->line_length = stride; +} + +static int sh7760fb_get_color_info(struct device *dev, + u16 lddfr, int *bpp, int *gray) +{ + int lbpp, lgray; + + lgray = lbpp = 0; + + switch (lddfr & LDDFR_COLOR_MASK) { + case LDDFR_1BPP_MONO: + lgray = 1; + lbpp = 1; + break; + case LDDFR_2BPP_MONO: + lgray = 1; + lbpp = 2; + break; + case LDDFR_4BPP_MONO: + lgray = 1; + case LDDFR_4BPP: + lbpp = 4; + break; + case LDDFR_6BPP_MONO: + lgray = 1; + case LDDFR_8BPP: + lbpp = 8; + break; + case LDDFR_16BPP_RGB555: + case LDDFR_16BPP_RGB565: + lbpp = 16; + lgray = 0; + break; + default: + dev_dbg(dev, "unsupported LDDFR bit depth.\n"); + return -EINVAL; + } + + if (bpp) + *bpp = lbpp; + if (gray) + *gray = lgray; + + return 0; +} + +static int sh7760fb_check_var(struct fb_var_screeninfo *var, + struct fb_info *info) +{ + struct fb_fix_screeninfo *fix = &info->fix; + struct sh7760fb_par *par = info->par; + int ret, bpp; + + /* get color info from register value */ + ret = sh7760fb_get_color_info(info->dev, par->pd->lddfr, &bpp, NULL); + if (ret) + return ret; + + var->bits_per_pixel = bpp; + + if ((var->grayscale) && (var->bits_per_pixel == 1)) + fix->visual = FB_VISUAL_MONO10; + else if (var->bits_per_pixel >= 15) + fix->visual = FB_VISUAL_TRUECOLOR; + else + fix->visual = FB_VISUAL_PSEUDOCOLOR; + + /* TODO: add some more validation here */ + return 0; +} + +/* + * sh7760fb_set_par - set videomode. + * + * NOTE: The rotation, grayscale and DSTN codepaths are + * totally untested! + */ +static int sh7760fb_set_par(struct fb_info *info) +{ + struct sh7760fb_par *par = info->par; + struct fb_videomode *vm = par->pd->def_mode; + unsigned long sbase, dstn_off, ldsarl, stride; + unsigned short hsynp, hsynw, htcn, hdcn; + unsigned short vsynp, vsynw, vtln, vdln; + unsigned short lddfr, ldmtr; + int ret, bpp, gray; + + par->rot = par->pd->rotate; + + /* rotate only works with xres <= 320 */ + if (par->rot && (vm->xres > 320)) { + dev_dbg(info->dev, "rotation disabled due to display size\n"); + par->rot = 0; + } + + /* calculate LCDC reg vals from display parameters */ + hsynp = vm->right_margin + vm->xres; + hsynw = vm->hsync_len; + htcn = vm->left_margin + hsynp + hsynw; + hdcn = vm->xres; + vsynp = vm->lower_margin + vm->yres; + vsynw = vm->vsync_len; + vtln = vm->upper_margin + vsynp + vsynw; + vdln = vm->yres; + + /* get color info from register value */ + ret = sh7760fb_get_color_info(info->dev, par->pd->lddfr, &bpp, &gray); + if (ret) + return ret; + + dev_dbg(info->dev, "%dx%d %dbpp %s (orientation %s)\n", hdcn, + vdln, bpp, gray ? "grayscale" : "color", + par->rot ? "rotated" : "normal"); + +#ifdef CONFIG_CPU_LITTLE_ENDIAN + lddfr = par->pd->lddfr | (1 << 8); +#else + lddfr = par->pd->lddfr & ~(1 << 8); +#endif + + ldmtr = par->pd->ldmtr; + + if (!(vm->sync & FB_SYNC_HOR_HIGH_ACT)) + ldmtr |= LDMTR_CL1POL; + if (!(vm->sync & FB_SYNC_VERT_HIGH_ACT)) + ldmtr |= LDMTR_FLMPOL; + + /* shut down LCDC before changing display parameters */ + sh7760fb_blank(FB_BLANK_POWERDOWN, info); + + iowrite16(par->pd->ldickr, par->base + LDICKR); /* pixclock */ + iowrite16(ldmtr, par->base + LDMTR); /* polarities */ + iowrite16(lddfr, par->base + LDDFR); /* color/depth */ + iowrite16((par->rot ? 1 << 13 : 0), par->base + LDSMR); /* rotate */ + iowrite16(par->pd->ldpmmr, par->base + LDPMMR); /* Power Management */ + iowrite16(par->pd->ldpspr, par->base + LDPSPR); /* Power Supply Ctrl */ + + /* display resolution */ + iowrite16(((htcn >> 3) - 1) | (((hdcn >> 3) - 1) << 8), + par->base + LDHCNR); + iowrite16(vdln - 1, par->base + LDVDLNR); + iowrite16(vtln - 1, par->base + LDVTLNR); + /* h/v sync signals */ + iowrite16((vsynp - 1) | ((vsynw - 1) << 12), par->base + LDVSYNR); + iowrite16(((hsynp >> 3) - 1) | (((hsynw >> 3) - 1) << 12), + par->base + LDHSYNR); + /* AC modulation sig */ + iowrite16(par->pd->ldaclnr, par->base + LDACLNR); + + stride = (par->rot) ? vtln : hdcn; + if (!gray) + stride *= (bpp + 7) >> 3; + else { + if (bpp == 1) + stride >>= 3; + else if (bpp == 2) + stride >>= 2; + else if (bpp == 4) + stride >>= 1; + /* 6 bpp == 8 bpp */ + } + + /* if rotated, stride must be power of 2 */ + if (par->rot) { + unsigned long bit = 1 << 31; + while (bit) { + if (stride & bit) + break; + bit >>= 1; + } + if (stride & ~bit) + stride = bit << 1; /* not P-o-2, round up */ + } + iowrite16(stride, par->base + LDLAOR); + + /* set display mem start address */ + sbase = (unsigned long)par->fbdma; + if (par->rot) + sbase += (hdcn - 1) * stride; + + iowrite32(sbase, par->base + LDSARU); + + /* + * for DSTN need to set address for lower half. + * I (mlau) don't know which address to set it to, + * so I guessed at (stride * yres/2). + */ + if (((ldmtr & 0x003f) >= LDMTR_DSTN_MONO_8) && + ((ldmtr & 0x003f) <= LDMTR_DSTN_COLOR_16)) { + + dev_dbg(info->dev, " ***** DSTN untested! *****\n"); + + dstn_off = stride; + if (par->rot) + dstn_off *= hdcn >> 1; + else + dstn_off *= vdln >> 1; + + ldsarl = sbase + dstn_off; + } else + ldsarl = 0; + + iowrite32(ldsarl, par->base + LDSARL); /* mem for lower half of DSTN */ + + encode_fix(&info->fix, info, stride); + sh7760fb_check_var(&info->var, info); + + sh7760fb_blank(FB_BLANK_UNBLANK, info); /* panel on! */ + + dev_dbg(info->dev, "hdcn : %6d htcn : %6d\n", hdcn, htcn); + dev_dbg(info->dev, "hsynw : %6d hsynp : %6d\n", hsynw, hsynp); + dev_dbg(info->dev, "vdln : %6d vtln : %6d\n", vdln, vtln); + dev_dbg(info->dev, "vsynw : %6d vsynp : %6d\n", vsynw, vsynp); + dev_dbg(info->dev, "clksrc: %6d clkdiv: %6d\n", + (par->pd->ldickr >> 12) & 3, par->pd->ldickr & 0x1f); + dev_dbg(info->dev, "ldpmmr: 0x%04x ldpspr: 0x%04x\n", par->pd->ldpmmr, + par->pd->ldpspr); + dev_dbg(info->dev, "ldmtr : 0x%04x lddfr : 0x%04x\n", ldmtr, lddfr); + dev_dbg(info->dev, "ldlaor: %ld\n", stride); + dev_dbg(info->dev, "ldsaru: 0x%08lx ldsarl: 0x%08lx\n", sbase, ldsarl); + + return 0; +} + +static struct fb_ops sh7760fb_ops = { + .owner = THIS_MODULE, + .fb_blank = sh7760fb_blank, + .fb_check_var = sh7760fb_check_var, + .fb_setcmap = sh7760fb_setcmap, + .fb_set_par = sh7760fb_set_par, + .fb_fillrect = cfb_fillrect, + .fb_copyarea = cfb_copyarea, + .fb_imageblit = cfb_imageblit, +}; + +static void sh7760fb_free_mem(struct fb_info *info) +{ + struct sh7760fb_par *par = info->par; + + if (!info->screen_base) + return; + + dma_free_coherent(info->dev, info->screen_size, + info->screen_base, par->fbdma); + + par->fbdma = 0; + info->screen_base = NULL; + info->screen_size = 0; +} + +/* allocate the framebuffer memory. This memory must be in Area3, + * (dictated by the DMA engine) and contiguous, at a 512 byte boundary. + */ +static int sh7760fb_alloc_mem(struct fb_info *info) +{ + struct sh7760fb_par *par = info->par; + void *fbmem; + unsigned long vram; + int ret, bpp; + + if (info->screen_base) + return 0; + + /* get color info from register value */ + ret = sh7760fb_get_color_info(info->dev, par->pd->lddfr, &bpp, NULL); + if (ret) { + printk(KERN_ERR "colinfo\n"); + return ret; + } + + /* min VRAM: xres_min = 16, yres_min = 1, bpp = 1: 2byte -> 1 page + max VRAM: xres_max = 1024, yres_max = 1024, bpp = 16: 2MB */ + + vram = info->var.xres * info->var.yres; + if (info->var.grayscale) { + if (bpp == 1) + vram >>= 3; + else if (bpp == 2) + vram >>= 2; + else if (bpp == 4) + vram >>= 1; + } else if (bpp > 8) + vram *= 2; + if ((vram < 1) || (vram > 1024 * 2048)) { + dev_dbg(info->dev, "too much VRAM required. Check settings\n"); + return -ENODEV; + } + + if (vram < PAGE_SIZE) + vram = PAGE_SIZE; + + fbmem = dma_alloc_coherent(info->dev, vram, &par->fbdma, GFP_KERNEL); + + if (!fbmem) + return -ENOMEM; + + if ((par->fbdma & SH7760FB_DMA_MASK) != SH7760FB_DMA_MASK) { + sh7760fb_free_mem(info); + dev_err(info->dev, "kernel gave me memory at 0x%08lx, which is" + "unusable for the LCDC\n", (unsigned long)par->fbdma); + return -ENOMEM; + } + + info->screen_base = fbmem; + info->screen_size = vram; + + return 0; +} + +static int __devinit sh7760fb_probe(struct platform_device *pdev) +{ + struct fb_info *info; + struct resource *res; + struct sh7760fb_par *par; + int ret; + + res = platform_get_resource(pdev, IORESOURCE_MEM, 0); + if (unlikely(res == NULL)) { + dev_err(&pdev->dev, "invalid resource\n"); + return -EINVAL; + } + + info = framebuffer_alloc(sizeof(struct sh7760fb_par), &pdev->dev); + if (!info) + return -ENOMEM; + + par = info->par; + par->dev = pdev; + + par->pd = pdev->dev.platform_data; + if (!par->pd) { + dev_dbg(info->dev, "no display setup data!\n"); + ret = -ENODEV; + goto out_fb; + } + + par->ioarea = request_mem_region(res->start, + (res->end - res->start), pdev->name); + if (!par->ioarea) { + dev_err(&pdev->dev, "mmio area busy\n"); + ret = -EBUSY; + goto out_fb; + } + + par->base = ioremap_nocache(res->start, res->end - res->start + 1); + if (!par->base) { + dev_err(&pdev->dev, "cannot remap\n"); + ret = -ENODEV; + goto out_res; + } + + iowrite16(0, par->base + LDINTR); /* disable vsync irq */ + par->irq = platform_get_irq(pdev, 0); + if (par->irq >= 0) { + ret = request_irq(par->irq, sh7760fb_irq, 0, + "sh7760-lcdc", &par->vsync); + if (ret) { + dev_err(&pdev->dev, "cannot grab IRQ\n"); + par->irq = -ENXIO; + } else + disable_irq_nosync(par->irq); + } + + fb_videomode_to_var(&info->var, par->pd->def_mode); + + ret = sh7760fb_alloc_mem(info); + if (ret) { + dev_dbg(info->dev, "framebuffer memory allocation failed!\n"); + goto out_unmap; + } + + info->pseudo_palette = par->pseudo_palette; + + /* fixup color register bitpositions. These are fixed by hardware */ + info->var.red.offset = 11; + info->var.red.length = 5; + info->var.red.msb_right = 0; + + info->var.green.offset = 5; + info->var.green.length = 6; + info->var.green.msb_right = 0; + + info->var.blue.offset = 0; + info->var.blue.length = 5; + info->var.blue.msb_right = 0; + + info->var.transp.offset = 0; + info->var.transp.length = 0; + info->var.transp.msb_right = 0; + + /* set the DON2 bit now, before cmap allocation, as it will randomize + * palette memory. + */ + iowrite16(LDCNTR_DON2, par->base + LDCNTR); + info->fbops = &sh7760fb_ops; + + ret = fb_alloc_cmap(&info->cmap, 256, 0); + if (ret) { + dev_dbg(info->dev, "Unable to allocate cmap memory\n"); + goto out_mem; + } + + ret = register_framebuffer(info); + if (ret < 0) { + dev_dbg(info->dev, "cannot register fb!\n"); + goto out_cmap; + } + platform_set_drvdata(pdev, info); + + printk(KERN_INFO "%s: memory at phys 0x%08lx-0x%08lx, size %ld KiB\n", + pdev->name, + (unsigned long)par->fbdma, + (unsigned long)(par->fbdma + info->screen_size - 1), + info->screen_size >> 10); + + return 0; + +out_cmap: + sh7760fb_blank(FB_BLANK_POWERDOWN, info); + fb_dealloc_cmap(&info->cmap); +out_mem: + sh7760fb_free_mem(info); +out_unmap: + if (par->irq >= 0) + free_irq(par->irq, &par->vsync); + iounmap(par->base); +out_res: + release_resource(par->ioarea); + kfree(par->ioarea); +out_fb: + framebuffer_release(info); + return ret; +} + +static int __devexit sh7760fb_remove(struct platform_device *dev) +{ + struct fb_info *info = platform_get_drvdata(dev); + struct sh7760fb_par *par = info->par; + + sh7760fb_blank(FB_BLANK_POWERDOWN, info); + unregister_framebuffer(info); + fb_dealloc_cmap(&info->cmap); + sh7760fb_free_mem(info); + if (par->irq >= 0) + free_irq(par->irq, par); + iounmap(par->base); + release_resource(par->ioarea); + kfree(par->ioarea); + framebuffer_release(info); + platform_set_drvdata(dev, NULL); + + return 0; +} + +static struct platform_driver sh7760_lcdc_driver = { + .driver = { + .name = "sh7760-lcdc", + .owner = THIS_MODULE, + }, + .probe = sh7760fb_probe, + .remove = __devexit_p(sh7760fb_remove), +}; + +static int __init sh7760fb_init(void) +{ + return platform_driver_register(&sh7760_lcdc_driver); +} + +static void __exit sh7760fb_exit(void) +{ + platform_driver_unregister(&sh7760_lcdc_driver); +} + +module_init(sh7760fb_init); +module_exit(sh7760fb_exit); + +MODULE_AUTHOR("Nobuhiro Iwamatsu, Manuel Lauss"); +MODULE_DESCRIPTION("FBdev for SH7760/63 integrated LCD Controller"); +MODULE_LICENSE("GPL"); diff --git a/drivers/video/sh_mobile_lcdcfb.c b/drivers/video/sh_mobile_lcdcfb.c new file mode 100644 index 0000000..f6ef6cc --- /dev/null +++ b/drivers/video/sh_mobile_lcdcfb.c @@ -0,0 +1,725 @@ +/* + * SuperH Mobile LCDC Framebuffer + * + * Copyright (c) 2008 Magnus Damm + * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + */ + +#include <linux/kernel.h> +#include <linux/init.h> +#include <linux/delay.h> +#include <linux/mm.h> +#include <linux/fb.h> +#include <linux/clk.h> +#include <linux/platform_device.h> +#include <linux/dma-mapping.h> +#include <asm/sh_mobile_lcdc.h> + +#define PALETTE_NR 16 + +struct sh_mobile_lcdc_priv; +struct sh_mobile_lcdc_chan { + struct sh_mobile_lcdc_priv *lcdc; + unsigned long *reg_offs; + unsigned long ldmt1r_value; + unsigned long enabled; /* ME and SE in LDCNT2R */ + struct sh_mobile_lcdc_chan_cfg cfg; + u32 pseudo_palette[PALETTE_NR]; + struct fb_info info; + dma_addr_t dma_handle; +}; + +struct sh_mobile_lcdc_priv { + void __iomem *base; + struct clk *clk; + unsigned long lddckr; + struct sh_mobile_lcdc_chan ch[2]; +}; + +/* shared registers */ +#define _LDDCKR 0x410 +#define _LDDCKSTPR 0x414 +#define _LDINTR 0x468 +#define _LDSR 0x46c +#define _LDCNT1R 0x470 +#define _LDCNT2R 0x474 +#define _LDDDSR 0x47c +#define _LDDWD0R 0x800 +#define _LDDRDR 0x840 +#define _LDDWAR 0x900 +#define _LDDRAR 0x904 + +/* per-channel registers */ +enum { LDDCKPAT1R, LDDCKPAT2R, LDMT1R, LDMT2R, LDMT3R, LDDFR, LDSM1R, + LDSA1R, LDMLSR, LDHCNR, LDHSYNR, LDVLNR, LDVSYNR, LDPMR }; + +static unsigned long lcdc_offs_mainlcd[] = { + [LDDCKPAT1R] = 0x400, + [LDDCKPAT2R] = 0x404, + [LDMT1R] = 0x418, + [LDMT2R] = 0x41c, + [LDMT3R] = 0x420, + [LDDFR] = 0x424, + [LDSM1R] = 0x428, + [LDSA1R] = 0x430, + [LDMLSR] = 0x438, + [LDHCNR] = 0x448, + [LDHSYNR] = 0x44c, + [LDVLNR] = 0x450, + [LDVSYNR] = 0x454, + [LDPMR] = 0x460, +}; + +static unsigned long lcdc_offs_sublcd[] = { + [LDDCKPAT1R] = 0x408, + [LDDCKPAT2R] = 0x40c, + [LDMT1R] = 0x600, + [LDMT2R] = 0x604, + [LDMT3R] = 0x608, + [LDDFR] = 0x60c, + [LDSM1R] = 0x610, + [LDSA1R] = 0x618, + [LDMLSR] = 0x620, + [LDHCNR] = 0x624, + [LDHSYNR] = 0x628, + [LDVLNR] = 0x62c, + [LDVSYNR] = 0x630, + [LDPMR] = 0x63c, +}; + +#define START_LCDC 0x00000001 +#define LCDC_RESET 0x00000100 +#define DISPLAY_BEU 0x00000008 +#define LCDC_ENABLE 0x00000001 + +static void lcdc_write_chan(struct sh_mobile_lcdc_chan *chan, + int reg_nr, unsigned long data) +{ + iowrite32(data, chan->lcdc->base + chan->reg_offs[reg_nr]); +} + +static unsigned long lcdc_read_chan(struct sh_mobile_lcdc_chan *chan, + int reg_nr) +{ + return ioread32(chan->lcdc->base + chan->reg_offs[reg_nr]); +} + +static void lcdc_write(struct sh_mobile_lcdc_priv *priv, + unsigned long reg_offs, unsigned long data) +{ + iowrite32(data, priv->base + reg_offs); +} + +static unsigned long lcdc_read(struct sh_mobile_lcdc_priv *priv, + unsigned long reg_offs) +{ + return ioread32(priv->base + reg_offs); +} + +static void lcdc_wait_bit(struct sh_mobile_lcdc_priv *priv, + unsigned long reg_offs, + unsigned long mask, unsigned long until) +{ + while ((lcdc_read(priv, reg_offs) & mask) != until) + cpu_relax(); +} + +static int lcdc_chan_is_sublcd(struct sh_mobile_lcdc_chan *chan) +{ + return chan->cfg.chan == LCDC_CHAN_SUBLCD; +} + +static void lcdc_sys_write_index(void *handle, unsigned long data) +{ + struct sh_mobile_lcdc_chan *ch = handle; + + lcdc_write(ch->lcdc, _LDDWD0R, data | 0x10000000); + lcdc_wait_bit(ch->lcdc, _LDSR, 2, 0); + lcdc_write(ch->lcdc, _LDDWAR, 1 | (lcdc_chan_is_sublcd(ch) ? 2 : 0)); +} + +static void lcdc_sys_write_data(void *handle, unsigned long data) +{ + struct sh_mobile_lcdc_chan *ch = handle; + + lcdc_write(ch->lcdc, _LDDWD0R, data | 0x11000000); + lcdc_wait_bit(ch->lcdc, _LDSR, 2, 0); + lcdc_write(ch->lcdc, _LDDWAR, 1 | (lcdc_chan_is_sublcd(ch) ? 2 : 0)); +} + +static unsigned long lcdc_sys_read_data(void *handle) +{ + struct sh_mobile_lcdc_chan *ch = handle; + + lcdc_write(ch->lcdc, _LDDRDR, 0x01000000); + lcdc_wait_bit(ch->lcdc, _LDSR, 2, 0); + lcdc_write(ch->lcdc, _LDDRAR, 1 | (lcdc_chan_is_sublcd(ch) ? 2 : 0)); + udelay(1); + + return lcdc_read(ch->lcdc, _LDDRDR) & 0xffff; +} + +struct sh_mobile_lcdc_sys_bus_ops sh_mobile_lcdc_sys_bus_ops = { + lcdc_sys_write_index, + lcdc_sys_write_data, + lcdc_sys_read_data, +}; + +static void sh_mobile_lcdc_start_stop(struct sh_mobile_lcdc_priv *priv, + int start) +{ + unsigned long tmp = lcdc_read(priv, _LDCNT2R); + int k; + + /* start or stop the lcdc */ + if (start) + lcdc_write(priv, _LDCNT2R, tmp | START_LCDC); + else + lcdc_write(priv, _LDCNT2R, tmp & ~START_LCDC); + + /* wait until power is applied/stopped on all channels */ + for (k = 0; k < ARRAY_SIZE(priv->ch); k++) + if (lcdc_read(priv, _LDCNT2R) & priv->ch[k].enabled) + while (1) { + tmp = lcdc_read_chan(&priv->ch[k], LDPMR) & 3; + if (start && tmp == 3) + break; + if (!start && tmp == 0) + break; + cpu_relax(); + } + + if (!start) + lcdc_write(priv, _LDDCKSTPR, 1); /* stop dotclock */ +} + +static int sh_mobile_lcdc_start(struct sh_mobile_lcdc_priv *priv) +{ + struct sh_mobile_lcdc_chan *ch; + struct fb_videomode *lcd_cfg; + struct sh_mobile_lcdc_board_cfg *board_cfg; + unsigned long tmp; + int k, m; + int ret = 0; + + /* reset */ + lcdc_write(priv, _LDCNT2R, lcdc_read(priv, _LDCNT2R) | LCDC_RESET); + lcdc_wait_bit(priv, _LDCNT2R, LCDC_RESET, 0); + + /* enable LCDC channels */ + tmp = lcdc_read(priv, _LDCNT2R); + tmp |= priv->ch[0].enabled; + tmp |= priv->ch[1].enabled; + lcdc_write(priv, _LDCNT2R, tmp); + + /* read data from external memory, avoid using the BEU for now */ + lcdc_write(priv, _LDCNT2R, lcdc_read(priv, _LDCNT2R) & ~DISPLAY_BEU); + + /* stop the lcdc first */ + sh_mobile_lcdc_start_stop(priv, 0); + + /* configure clocks */ + tmp = priv->lddckr; + for (k = 0; k < ARRAY_SIZE(priv->ch); k++) { + ch = &priv->ch[k]; + + if (!priv->ch[k].enabled) + continue; + + m = ch->cfg.clock_divider; + if (!m) + continue; + + if (m == 1) + m = 1 << 6; + tmp |= m << (lcdc_chan_is_sublcd(ch) ? 8 : 0); + + lcdc_write_chan(ch, LDDCKPAT1R, 0x00000000); + lcdc_write_chan(ch, LDDCKPAT2R, (1 << (m/2)) - 1); + } + + lcdc_write(priv, _LDDCKR, tmp); + + /* start dotclock again */ + lcdc_write(priv, _LDDCKSTPR, 0); + lcdc_wait_bit(priv, _LDDCKSTPR, ~0, 0); + + /* interrupts are disabled */ + lcdc_write(priv, _LDINTR, 0); + + for (k = 0; k < ARRAY_SIZE(priv->ch); k++) { + ch = &priv->ch[k]; + lcd_cfg = &ch->cfg.lcd_cfg; + + if (!ch->enabled) + continue; + + tmp = ch->ldmt1r_value; + tmp |= (lcd_cfg->sync & FB_SYNC_VERT_HIGH_ACT) ? 0 : 1 << 28; + tmp |= (lcd_cfg->sync & FB_SYNC_HOR_HIGH_ACT) ? 0 : 1 << 27; + lcdc_write_chan(ch, LDMT1R, tmp); + + /* setup SYS bus */ + lcdc_write_chan(ch, LDMT2R, ch->cfg.sys_bus_cfg.ldmt2r); + lcdc_write_chan(ch, LDMT3R, ch->cfg.sys_bus_cfg.ldmt3r); + + /* horizontal configuration */ + tmp = lcd_cfg->xres + lcd_cfg->hsync_len; + tmp += lcd_cfg->left_margin; + tmp += lcd_cfg->right_margin; + tmp /= 8; /* HTCN */ + tmp |= (lcd_cfg->xres / 8) << 16; /* HDCN */ + lcdc_write_chan(ch, LDHCNR, tmp); + + tmp = lcd_cfg->xres; + tmp += lcd_cfg->right_margin; + tmp /= 8; /* HSYNP */ + tmp |= (lcd_cfg->hsync_len / 8) << 16; /* HSYNW */ + lcdc_write_chan(ch, LDHSYNR, tmp); + + /* power supply */ + lcdc_write_chan(ch, LDPMR, 0); + + /* vertical configuration */ + tmp = lcd_cfg->yres + lcd_cfg->vsync_len; + tmp += lcd_cfg->upper_margin; + tmp += lcd_cfg->lower_margin; /* VTLN */ + tmp |= lcd_cfg->yres << 16; /* VDLN */ + lcdc_write_chan(ch, LDVLNR, tmp); + + tmp = lcd_cfg->yres; + tmp += lcd_cfg->lower_margin; /* VSYNP */ + tmp |= lcd_cfg->vsync_len << 16; /* VSYNW */ + lcdc_write_chan(ch, LDVSYNR, tmp); + + board_cfg = &ch->cfg.board_cfg; + if (board_cfg->setup_sys) + ret = board_cfg->setup_sys(board_cfg->board_data, ch, + &sh_mobile_lcdc_sys_bus_ops); + if (ret) + return ret; + } + + /* --- display_lcdc_data() --- */ + lcdc_write(priv, _LDINTR, 0x00000f00); + + /* word and long word swap */ + lcdc_write(priv, _LDDDSR, lcdc_read(priv, _LDDDSR) | 6); + + for (k = 0; k < ARRAY_SIZE(priv->ch); k++) { + ch = &priv->ch[k]; + + if (!priv->ch[k].enabled) + continue; + + /* set bpp format in PKF[4:0] */ + tmp = lcdc_read_chan(ch, LDDFR); + tmp &= ~(0x0001001f); + tmp |= (priv->ch[k].info.var.bits_per_pixel == 16) ? 3 : 0; + lcdc_write_chan(ch, LDDFR, tmp); + + /* point out our frame buffer */ + lcdc_write_chan(ch, LDSA1R, ch->info.fix.smem_start); + + /* set line size */ + lcdc_write_chan(ch, LDMLSR, ch->info.fix.line_length); + + /* continuous read mode */ + lcdc_write_chan(ch, LDSM1R, 0); + } + + /* display output */ + lcdc_write(priv, _LDCNT1R, LCDC_ENABLE); + + /* start the lcdc */ + sh_mobile_lcdc_start_stop(priv, 1); + + /* tell the board code to enable the panel */ + for (k = 0; k < ARRAY_SIZE(priv->ch); k++) { + ch = &priv->ch[k]; + board_cfg = &ch->cfg.board_cfg; + if (board_cfg->display_on) + board_cfg->display_on(board_cfg->board_data); + } + + return 0; +} + +static void sh_mobile_lcdc_stop(struct sh_mobile_lcdc_priv *priv) +{ + struct sh_mobile_lcdc_chan *ch; + struct sh_mobile_lcdc_board_cfg *board_cfg; + int k; + + /* tell the board code to disable the panel */ + for (k = 0; k < ARRAY_SIZE(priv->ch); k++) { + ch = &priv->ch[k]; + board_cfg = &ch->cfg.board_cfg; + if (board_cfg->display_off) + board_cfg->display_off(board_cfg->board_data); + } + + /* stop the lcdc */ + sh_mobile_lcdc_start_stop(priv, 0); +} + +static int sh_mobile_lcdc_check_interface(struct sh_mobile_lcdc_chan *ch) +{ + int ifm, miftyp; + + switch (ch->cfg.interface_type) { + case RGB8: ifm = 0; miftyp = 0; break; + case RGB9: ifm = 0; miftyp = 4; break; + case RGB12A: ifm = 0; miftyp = 5; break; + case RGB12B: ifm = 0; miftyp = 6; break; + case RGB16: ifm = 0; miftyp = 7; break; + case RGB18: ifm = 0; miftyp = 10; break; + case RGB24: ifm = 0; miftyp = 11; break; + case SYS8A: ifm = 1; miftyp = 0; break; + case SYS8B: ifm = 1; miftyp = 1; break; + case SYS8C: ifm = 1; miftyp = 2; break; + case SYS8D: ifm = 1; miftyp = 3; break; + case SYS9: ifm = 1; miftyp = 4; break; + case SYS12: ifm = 1; miftyp = 5; break; + case SYS16A: ifm = 1; miftyp = 7; break; + case SYS16B: ifm = 1; miftyp = 8; break; + case SYS16C: ifm = 1; miftyp = 9; break; + case SYS18: ifm = 1; miftyp = 10; break; + case SYS24: ifm = 1; miftyp = 11; break; + default: goto bad; + } + + /* SUBLCD only supports SYS interface */ + if (lcdc_chan_is_sublcd(ch)) { + if (ifm == 0) + goto bad; + else + ifm = 0; + } + + ch->ldmt1r_value = (ifm << 12) | miftyp; + return 0; + bad: + return -EINVAL; +} + +static int sh_mobile_lcdc_setup_clocks(struct device *dev, int clock_source, + struct sh_mobile_lcdc_priv *priv) +{ + char *str; + int icksel; + + switch (clock_source) { + case LCDC_CLK_BUS: str = "bus_clk"; icksel = 0; break; + case LCDC_CLK_PERIPHERAL: str = "peripheral_clk"; icksel = 1; break; + case LCDC_CLK_EXTERNAL: str = NULL; icksel = 2; break; + default: + return -EINVAL; + } + + priv->lddckr = icksel << 16; + + if (str) { + priv->clk = clk_get(dev, str); + if (IS_ERR(priv->clk)) { + dev_err(dev, "cannot get clock %s\n", str); + return PTR_ERR(priv->clk); + } + + clk_enable(priv->clk); + } + + return 0; +} + +static int sh_mobile_lcdc_setcolreg(u_int regno, + u_int red, u_int green, u_int blue, + u_int transp, struct fb_info *info) +{ + u32 *palette = info->pseudo_palette; + + if (regno >= PALETTE_NR) + return -EINVAL; + + /* only FB_VISUAL_TRUECOLOR supported */ + + red >>= 16 - info->var.red.length; + green >>= 16 - info->var.green.length; + blue >>= 16 - info->var.blue.length; + transp >>= 16 - info->var.transp.length; + + palette[regno] = (red << info->var.red.offset) | + (green << info->var.green.offset) | + (blue << info->var.blue.offset) | + (transp << info->var.transp.offset); + + return 0; +} + +static struct fb_fix_screeninfo sh_mobile_lcdc_fix = { + .id = "SH Mobile LCDC", + .type = FB_TYPE_PACKED_PIXELS, + .visual = FB_VISUAL_TRUECOLOR, + .accel = FB_ACCEL_NONE, +}; + +static struct fb_ops sh_mobile_lcdc_ops = { + .fb_setcolreg = sh_mobile_lcdc_setcolreg, + .fb_fillrect = cfb_fillrect, + .fb_copyarea = cfb_copyarea, + .fb_imageblit = cfb_imageblit, +}; + +static int sh_mobile_lcdc_set_bpp(struct fb_var_screeninfo *var, int bpp) +{ + switch (bpp) { + case 16: /* PKF[4:0] = 00011 - RGB 565 */ + var->red.offset = 11; + var->red.length = 5; + var->green.offset = 5; + var->green.length = 6; + var->blue.offset = 0; + var->blue.length = 5; + var->transp.offset = 0; + var->transp.length = 0; + break; + + case 32: /* PKF[4:0] = 00000 - RGB 888 + * sh7722 pdf says 00RRGGBB but reality is GGBB00RR + * this may be because LDDDSR has word swap enabled.. + */ + var->red.offset = 0; + var->red.length = 8; + var->green.offset = 24; + var->green.length = 8; + var->blue.offset = 16; + var->blue.length = 8; + var->transp.offset = 0; + var->transp.length = 0; + break; + default: + return -EINVAL; + } + var->bits_per_pixel = bpp; + var->red.msb_right = 0; + var->green.msb_right = 0; + var->blue.msb_right = 0; + var->transp.msb_right = 0; + return 0; +} + +static int sh_mobile_lcdc_remove(struct platform_device *pdev); + +static int __init sh_mobile_lcdc_probe(struct platform_device *pdev) +{ + struct fb_info *info; + struct sh_mobile_lcdc_priv *priv; + struct sh_mobile_lcdc_info *pdata; + struct sh_mobile_lcdc_chan_cfg *cfg; + struct resource *res; + int error; + void *buf; + int i, j; + + if (!pdev->dev.platform_data) { + dev_err(&pdev->dev, "no platform data defined\n"); + error = -EINVAL; + goto err0; + } + + res = platform_get_resource(pdev, IORESOURCE_MEM, 0); + if (res == NULL) { + dev_err(&pdev->dev, "cannot find IO resource\n"); + error = -ENOENT; + goto err0; + } + + priv = kzalloc(sizeof(*priv), GFP_KERNEL); + if (!priv) { + dev_err(&pdev->dev, "cannot allocate device data\n"); + error = -ENOMEM; + goto err0; + } + + platform_set_drvdata(pdev, priv); + pdata = pdev->dev.platform_data; + + j = 0; + for (i = 0; i < ARRAY_SIZE(pdata->ch); i++) { + priv->ch[j].lcdc = priv; + memcpy(&priv->ch[j].cfg, &pdata->ch[i], sizeof(pdata->ch[i])); + + error = sh_mobile_lcdc_check_interface(&priv->ch[i]); + if (error) { + dev_err(&pdev->dev, "unsupported interface type\n"); + goto err1; + } + + switch (pdata->ch[i].chan) { + case LCDC_CHAN_MAINLCD: + priv->ch[j].enabled = 1 << 1; + priv->ch[j].reg_offs = lcdc_offs_mainlcd; + j++; + break; + case LCDC_CHAN_SUBLCD: + priv->ch[j].enabled = 1 << 2; + priv->ch[j].reg_offs = lcdc_offs_sublcd; + j++; + break; + } + } + + if (!j) { + dev_err(&pdev->dev, "no channels defined\n"); + error = -EINVAL; + goto err1; + } + + error = sh_mobile_lcdc_setup_clocks(&pdev->dev, + pdata->clock_source, priv); + if (error) { + dev_err(&pdev->dev, "unable to setup clocks\n"); + goto err1; + } + + priv->lddckr = pdata->lddckr; + priv->base = ioremap_nocache(res->start, (res->end - res->start) + 1); + + for (i = 0; i < j; i++) { + info = &priv->ch[i].info; + cfg = &priv->ch[i].cfg; + + info->fbops = &sh_mobile_lcdc_ops; + info->var.xres = info->var.xres_virtual = cfg->lcd_cfg.xres; + info->var.yres = info->var.yres_virtual = cfg->lcd_cfg.yres; + info->var.activate = FB_ACTIVATE_NOW; + error = sh_mobile_lcdc_set_bpp(&info->var, cfg->bpp); + if (error) + break; + + info->fix = sh_mobile_lcdc_fix; + info->fix.line_length = cfg->lcd_cfg.xres * (cfg->bpp / 8); + info->fix.smem_len = info->fix.line_length * cfg->lcd_cfg.yres; + + buf = dma_alloc_coherent(&pdev->dev, info->fix.smem_len, + &priv->ch[i].dma_handle, GFP_KERNEL); + if (!buf) { + dev_err(&pdev->dev, "unable to allocate buffer\n"); + error = -ENOMEM; + break; + } + + info->pseudo_palette = &priv->ch[i].pseudo_palette; + info->flags = FBINFO_FLAG_DEFAULT; + + error = fb_alloc_cmap(&info->cmap, PALETTE_NR, 0); + if (error < 0) { + dev_err(&pdev->dev, "unable to allocate cmap\n"); + dma_free_coherent(&pdev->dev, info->fix.smem_len, + buf, priv->ch[i].dma_handle); + break; + } + + memset(buf, 0, info->fix.smem_len); + info->fix.smem_start = priv->ch[i].dma_handle; + info->screen_base = buf; + info->device = &pdev->dev; + } + + if (error) + goto err1; + + error = sh_mobile_lcdc_start(priv); + if (error) { + dev_err(&pdev->dev, "unable to start hardware\n"); + goto err1; + } + + for (i = 0; i < j; i++) { + error = register_framebuffer(&priv->ch[i].info); + if (error < 0) + goto err1; + } + + for (i = 0; i < j; i++) { + info = &priv->ch[i].info; + dev_info(info->dev, + "registered %s/%s as %dx%d %dbpp.\n", + pdev->name, + (priv->ch[i].cfg.chan == LCDC_CHAN_MAINLCD) ? + "mainlcd" : "sublcd", + (int) priv->ch[i].cfg.lcd_cfg.xres, + (int) priv->ch[i].cfg.lcd_cfg.yres, + priv->ch[i].cfg.bpp); + } + + return 0; + err1: + sh_mobile_lcdc_remove(pdev); + err0: + return error; +} + +static int sh_mobile_lcdc_remove(struct platform_device *pdev) +{ + struct sh_mobile_lcdc_priv *priv = platform_get_drvdata(pdev); + struct fb_info *info; + int i; + + for (i = 0; i < ARRAY_SIZE(priv->ch); i++) + if (priv->ch[i].info.dev) + unregister_framebuffer(&priv->ch[i].info); + + sh_mobile_lcdc_stop(priv); + + for (i = 0; i < ARRAY_SIZE(priv->ch); i++) { + info = &priv->ch[i].info; + + if (!info->device) + continue; + + dma_free_coherent(&pdev->dev, info->fix.smem_len, + info->screen_base, priv->ch[i].dma_handle); + fb_dealloc_cmap(&info->cmap); + } + + if (priv->clk) { + clk_disable(priv->clk); + clk_put(priv->clk); + } + + if (priv->base) + iounmap(priv->base); + + kfree(priv); + return 0; +} + +static struct platform_driver sh_mobile_lcdc_driver = { + .driver = { + .name = "sh_mobile_lcdc_fb", + .owner = THIS_MODULE, + }, + .probe = sh_mobile_lcdc_probe, + .remove = sh_mobile_lcdc_remove, +}; + +static int __init sh_mobile_lcdc_init(void) +{ + return platform_driver_register(&sh_mobile_lcdc_driver); +} + +static void __exit sh_mobile_lcdc_exit(void) +{ + platform_driver_unregister(&sh_mobile_lcdc_driver); +} + +module_init(sh_mobile_lcdc_init); +module_exit(sh_mobile_lcdc_exit); + +MODULE_DESCRIPTION("SuperH Mobile LCDC Framebuffer driver"); +MODULE_AUTHOR("Magnus Damm <damm@opensource.se>"); +MODULE_LICENSE("GPL v2"); diff --git a/drivers/video/sis/init.h b/drivers/video/sis/init.h index f40a680..b96005c 100644 --- a/drivers/video/sis/init.h +++ b/drivers/video/sis/init.h @@ -73,7 +73,6 @@ #ifdef SIS_CP #undef SIS_CP #endif -#include <linux/version.h> #include <linux/types.h> #include <asm/io.h> #include <linux/fb.h> diff --git a/drivers/video/sis/init301.h b/drivers/video/sis/init301.h index 7708e1e..51d9922 100644 --- a/drivers/video/sis/init301.h +++ b/drivers/video/sis/init301.h @@ -67,7 +67,6 @@ #ifdef SIS_CP #undef SIS_CP #endif -#include <linux/version.h> #include <linux/types.h> #include <asm/io.h> #include <linux/fb.h> diff --git a/drivers/video/sis/initextlfb.c b/drivers/video/sis/initextlfb.c index 47a3350..99c04a4 100644 --- a/drivers/video/sis/initextlfb.c +++ b/drivers/video/sis/initextlfb.c @@ -30,7 +30,6 @@ #include "vgatypes.h" #include "vstruct.h" -#include <linux/version.h> #include <linux/types.h> #include <linux/fb.h> diff --git a/drivers/video/sis/osdef.h b/drivers/video/sis/osdef.h index c149278..6ff8f98 100644 --- a/drivers/video/sis/osdef.h +++ b/drivers/video/sis/osdef.h @@ -87,7 +87,6 @@ /**********************************************************************/ #ifdef SIS_LINUX_KERNEL -#include <linux/version.h> #ifdef CONFIG_FB_SIS_300 #define SIS300 diff --git a/drivers/video/sis/sis.h b/drivers/video/sis/sis.h index a14e822..7c5710e 100644 --- a/drivers/video/sis/sis.h +++ b/drivers/video/sis/sis.h @@ -24,8 +24,6 @@ #ifndef _SIS_H_ #define _SIS_H_ -#include <linux/version.h> - #include "osdef.h" #include <video/sisfb.h> @@ -42,16 +40,6 @@ #define SIS_NEW_CONFIG_COMPAT #endif /* CONFIG_COMPAT */ -#if LINUX_VERSION_CODE > KERNEL_VERSION(2,6,8) -#define SIS_IOTYPE1 void __iomem -#define SIS_IOTYPE2 __iomem -#define SISINITSTATIC static -#else -#define SIS_IOTYPE1 unsigned char -#define SIS_IOTYPE2 -#define SISINITSTATIC -#endif - #undef SISFBDEBUG #ifdef SISFBDEBUG @@ -505,8 +493,8 @@ struct sis_video_info { unsigned long UMAsize, LFBsize; - SIS_IOTYPE1 *video_vbase; - SIS_IOTYPE1 *mmio_vbase; + void __iomem *video_vbase; + void __iomem *mmio_vbase; unsigned char *bios_abase; @@ -533,8 +521,8 @@ struct sis_video_info { int sisfb_nocrt2rate; u32 heapstart; /* offset */ - SIS_IOTYPE1 *sisfb_heap_start; /* address */ - SIS_IOTYPE1 *sisfb_heap_end; /* address */ + void __iomem *sisfb_heap_start; /* address */ + void __iomem *sisfb_heap_end; /* address */ u32 sisfb_heap_size; int havenoheap; @@ -612,7 +600,7 @@ struct sis_video_info { u8 detectedpdca; u8 detectedlcda; - SIS_IOTYPE1 *hwcursor_vbase; + void __iomem *hwcursor_vbase; int chronteltype; int tvxpos, tvypos; diff --git a/drivers/video/sis/sis_accel.c b/drivers/video/sis/sis_accel.c index 7addf91..ceb434c 100644 --- a/drivers/video/sis/sis_accel.c +++ b/drivers/video/sis/sis_accel.c @@ -28,7 +28,6 @@ * for more information and updates) */ -#include <linux/version.h> #include <linux/module.h> #include <linux/kernel.h> #include <linux/fb.h> diff --git a/drivers/video/sis/sis_main.c b/drivers/video/sis/sis_main.c index 7380362..346d645 100644 --- a/drivers/video/sis/sis_main.c +++ b/drivers/video/sis/sis_main.c @@ -33,7 +33,6 @@ * */ -#include <linux/version.h> #include <linux/module.h> #include <linux/moduleparam.h> #include <linux/kernel.h> @@ -41,13 +40,7 @@ #include <linux/errno.h> #include <linux/string.h> #include <linux/mm.h> - -#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,17) -#include <linux/tty.h> -#else #include <linux/screen_info.h> -#endif - #include <linux/slab.h> #include <linux/fb.h> #include <linux/selection.h> @@ -1167,11 +1160,7 @@ sisfb_set_mode(struct sis_video_info *ivideo, int clrscrn) unsigned short modeno = ivideo->mode_no; /* >=2.6.12's fbcon clears the screen anyway */ -#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,12) - if(!clrscrn) modeno |= 0x80; -#else modeno |= 0x80; -#endif outSISIDXREG(SISSR, IND_SIS_PASSWORD, SIS_PASSWORD); @@ -1436,11 +1425,8 @@ sisfb_set_par(struct fb_info *info) if((err = sisfb_do_set_var(&info->var, 1, info))) return err; -#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,10) - sisfb_get_fix(&info->fix, info->currcon, info); -#else sisfb_get_fix(&info->fix, -1, info); -#endif + return 0; } @@ -1676,14 +1662,8 @@ sisfb_blank(int blank, struct fb_info *info) /* ----------- FBDev related routines for all series ---------- */ -#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,15) static int sisfb_ioctl(struct fb_info *info, unsigned int cmd, unsigned long arg) -#else -static int sisfb_ioctl(struct inode *inode, struct file *file, - unsigned int cmd, unsigned long arg, - struct fb_info *info) -#endif { struct sis_video_info *ivideo = (struct sis_video_info *)info->par; struct sis_memreq sismemreq; @@ -3986,8 +3966,7 @@ sisfb_handle_command(struct sis_video_info *ivideo, struct sisfb_cmd *sisfb_comm } #ifndef MODULE -SISINITSTATIC int __init -sisfb_setup(char *options) +static int __init sisfb_setup(char *options) { char *this_opt; @@ -4086,9 +4065,9 @@ sisfb_setup(char *options) #endif static int __devinit -sisfb_check_rom(SIS_IOTYPE1 *rom_base, struct sis_video_info *ivideo) +sisfb_check_rom(void __iomem *rom_base, struct sis_video_info *ivideo) { - SIS_IOTYPE1 *rom; + void __iomem *rom; int romptr; if((readb(rom_base) != 0x55) || (readb(rom_base + 1) != 0xaa)) @@ -4117,10 +4096,9 @@ static unsigned char * __devinit sisfb_find_rom(struct pci_dev *pdev) { struct sis_video_info *ivideo = pci_get_drvdata(pdev); - SIS_IOTYPE1 *rom_base; + void __iomem *rom_base; unsigned char *myrombase = NULL; u32 temp; -#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,11) size_t romsize; /* First, try the official pci ROM functions (except @@ -4151,7 +4129,6 @@ sisfb_find_rom(struct pci_dev *pdev) } if(myrombase) return myrombase; -#endif /* Otherwise do it the conventional way. */ @@ -4225,7 +4202,7 @@ sisfb_post_map_vram(struct sis_video_info *ivideo, unsigned int *mapsize, static int __devinit sisfb_post_300_buswidth(struct sis_video_info *ivideo) { - SIS_IOTYPE1 *FBAddress = ivideo->video_vbase; + void __iomem *FBAddress = ivideo->video_vbase; unsigned short temp; unsigned char reg; int i, j; @@ -4273,7 +4250,7 @@ sisfb_post_300_rwtest(struct sis_video_info *ivideo, int iteration, int buswidth int PseudoRankCapacity, int PseudoAdrPinCount, unsigned int mapsize) { - SIS_IOTYPE1 *FBAddr = ivideo->video_vbase; + void __iomem *FBAddr = ivideo->video_vbase; unsigned short sr14; unsigned int k, RankCapacity, PageCapacity, BankNumHigh, BankNumMid; unsigned int PhysicalAdrOtherPage, PhysicalAdrHigh, PhysicalAdrHalfPage; @@ -5787,7 +5764,7 @@ sisfb_probe(struct pci_dev *pdev, const struct pci_device_id *ent) } else { struct sis_video_info *countvideo = card_list; ivideo->cardnumber = 1; - while((countvideo = countvideo->next) != 0) + while((countvideo = countvideo->next) != NULL) ivideo->cardnumber++; } @@ -5829,7 +5806,7 @@ sisfb_probe(struct pci_dev *pdev, const struct pci_device_id *ent) ivideo->engineok = 0; ivideo->sisfb_was_boot_device = 0; -#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,12)) + if(pdev->resource[PCI_ROM_RESOURCE].flags & IORESOURCE_ROM_SHADOW) { if(ivideo->sisvga_enabled) ivideo->sisfb_was_boot_device = 1; @@ -5840,7 +5817,6 @@ sisfb_probe(struct pci_dev *pdev, const struct pci_device_id *ent) "as the primary VGA device\n"); } } -#endif ivideo->sisfb_parm_mem = sisfb_parm_mem; ivideo->sisfb_accel = sisfb_accel; @@ -6010,7 +5986,7 @@ sisfb_probe(struct pci_dev *pdev, const struct pci_device_id *ent) ivideo->modeprechange = reg & 0x7f; } else if(ivideo->sisvga_enabled) { #if defined(__i386__) || defined(__x86_64__) - unsigned char SIS_IOTYPE2 *tt = ioremap(0x400, 0x100); + unsigned char __iomem *tt = ioremap(0x400, 0x100); if(tt) { ivideo->modeprechange = readb(tt + 0x49); iounmap(tt); @@ -6503,7 +6479,7 @@ static struct pci_driver sisfb_driver = { .remove = __devexit_p(sisfb_remove) }; -SISINITSTATIC int __init sisfb_init(void) +static int __init sisfb_init(void) { #ifndef MODULE char *options = NULL; diff --git a/drivers/video/sis/sis_main.h b/drivers/video/sis/sis_main.h index 3e3b7fa..9540e97 100644 --- a/drivers/video/sis/sis_main.h +++ b/drivers/video/sis/sis_main.h @@ -665,11 +665,11 @@ static struct _customttable { /* Interface used by the world */ #ifndef MODULE -SISINITSTATIC int sisfb_setup(char *options); +static int sisfb_setup(char *options); #endif /* Interface to the low level console driver */ -SISINITSTATIC int sisfb_init(void); +static int sisfb_init(void); /* fbdev routines */ static int sisfb_get_fix(struct fb_fix_screeninfo *fix, int con, diff --git a/drivers/video/sis/vgatypes.h b/drivers/video/sis/vgatypes.h index b532fbd..81a22ea 100644 --- a/drivers/video/sis/vgatypes.h +++ b/drivers/video/sis/vgatypes.h @@ -53,10 +53,6 @@ #ifndef _VGATYPES_H_ #define _VGATYPES_H_ -#ifdef SIS_LINUX_KERNEL -#include <linux/version.h> -#endif - #define SISIOMEMTYPE #ifdef SIS_LINUX_KERNEL diff --git a/drivers/video/skeletonfb.c b/drivers/video/skeletonfb.c index 6232145..df53365 100644 --- a/drivers/video/skeletonfb.c +++ b/drivers/video/skeletonfb.c @@ -675,13 +675,13 @@ static struct fb_ops xxxfb_ops = { * Initialization */ -/* static int __init xxfb_probe (struct device *device) -- for platform devs */ +/* static int __init xxfb_probe (struct platform_device *pdev) -- for platform devs */ static int __devinit xxxfb_probe(struct pci_dev *dev, const struct pci_device_id *ent) { struct fb_info *info; struct xxx_par *par; - struct device* device = &dev->dev; /* for pci drivers */ + struct device *device = &dev->dev; /* or &pdev->dev */ int cmap_len, retval; /* @@ -824,18 +824,18 @@ static int __devinit xxxfb_probe(struct pci_dev *dev, return -EINVAL; printk(KERN_INFO "fb%d: %s frame buffer device\n", info->node, info->fix.id); - pci_set_drvdata(dev, info); /* or dev_set_drvdata(device, info) */ + pci_set_drvdata(dev, info); /* or platform_set_drvdata(pdev, info) */ return 0; } /* * Cleanup */ -/* static void __devexit xxxfb_remove(struct device *device) */ +/* static void __devexit xxxfb_remove(struct platform_device *pdev) */ static void __devexit xxxfb_remove(struct pci_dev *dev) { struct fb_info *info = pci_get_drvdata(dev); - /* or dev_get_drvdata(device); */ + /* or platform_get_drvdata(pdev); */ if (info) { unregister_framebuffer(info); @@ -961,18 +961,17 @@ static int xxxfb_resume(struct platform_dev *dev) #define xxxfb_resume NULL #endif /* CONFIG_PM */ -static struct device_driver xxxfb_driver = { - .name = "xxxfb", - .bus = &platform_bus_type, +static struct platform_device_driver xxxfb_driver = { .probe = xxxfb_probe, .remove = xxxfb_remove, .suspend = xxxfb_suspend, /* optional but recommended */ .resume = xxxfb_resume, /* optional but recommended */ + .driver = { + .name = "xxxfb", + }, }; -static struct platform_device xxxfb_device = { - .name = "xxxfb", -}; +static struct platform_device *xxxfb_device; #ifndef MODULE /* @@ -1002,12 +1001,16 @@ static int __init xxxfb_init(void) return -ENODEV; xxxfb_setup(option); #endif - ret = driver_register(&xxxfb_driver); + ret = platform_driver_register(&xxxfb_driver); if (!ret) { - ret = platform_device_register(&xxxfb_device); - if (ret) - driver_unregister(&xxxfb_driver); + xxxfb_device = platform_device_register_simple("xxxfb", 0, + NULL, 0); + + if (IS_ERR(xxxfb_device)) { + platform_driver_unregister(&xxxfb_driver); + ret = PTR_ERR(xxxfb_device); + } } return ret; @@ -1015,8 +1018,8 @@ static int __init xxxfb_init(void) static void __exit xxxfb_exit(void) { - platform_device_unregister(&xxxfb_device); - driver_unregister(&xxxfb_driver); + platform_device_unregister(xxxfb_device); + platform_driver_unregister(&xxxfb_driver); } #endif /* CONFIG_PCI */ diff --git a/drivers/video/sm501fb.c b/drivers/video/sm501fb.c index 742b5c6..f94ae84 100644 --- a/drivers/video/sm501fb.c +++ b/drivers/video/sm501fb.c @@ -48,10 +48,15 @@ enum sm501_controller { HEAD_PANEL = 1, }; -/* SM501 memory address */ +/* SM501 memory address. + * + * This structure is used to track memory usage within the SM501 framebuffer + * allocation. The sm_addr field is stored as an offset as it is often used + * against both the physical and mapped addresses. + */ struct sm501_mem { unsigned long size; - unsigned long sm_addr; + unsigned long sm_addr; /* offset from base of sm501 fb. */ void __iomem *k_addr; }; @@ -142,31 +147,68 @@ static inline void sm501fb_sync_regs(struct sm501fb_info *info) static int sm501_alloc_mem(struct sm501fb_info *inf, struct sm501_mem *mem, unsigned int why, size_t size) { - unsigned int ptr = 0; + struct sm501fb_par *par; + struct fb_info *fbi; + unsigned int ptr; + unsigned int end; switch (why) { case SM501_MEMF_CURSOR: ptr = inf->fbmem_len - size; - inf->fbmem_len = ptr; + inf->fbmem_len = ptr; /* adjust available memory. */ break; case SM501_MEMF_PANEL: ptr = inf->fbmem_len - size; - if (ptr < inf->fb[0]->fix.smem_len) + fbi = inf->fb[HEAD_CRT]; + + /* round down, some programs such as directfb do not draw + * 0,0 correctly unless the start is aligned to a page start. + */ + + if (ptr > 0) + ptr &= ~(PAGE_SIZE - 1); + + if (fbi && ptr < fbi->fix.smem_len) + return -ENOMEM; + + if (ptr < 0) return -ENOMEM; break; case SM501_MEMF_CRT: ptr = 0; + + /* check to see if we have panel memory allocated + * which would put an limit on available memory. */ + + fbi = inf->fb[HEAD_PANEL]; + if (fbi) { + par = fbi->par; + end = par->screen.k_addr ? par->screen.sm_addr : inf->fbmem_len; + } else + end = inf->fbmem_len; + + if ((ptr + size) > end) + return -ENOMEM; + break; case SM501_MEMF_ACCEL: - ptr = inf->fb[0]->fix.smem_len; + fbi = inf->fb[HEAD_CRT]; + ptr = fbi ? fbi->fix.smem_len : 0; + + fbi = inf->fb[HEAD_PANEL]; + if (fbi) { + par = fbi->par; + end = par->screen.sm_addr; + } else + end = inf->fbmem_len; - if ((ptr + size) > - (inf->fb[1]->fix.smem_start - inf->fbmem_res->start)) + if ((ptr + size) > end) return -ENOMEM; + break; default: @@ -663,30 +705,48 @@ static void sm501fb_panel_power(struct sm501fb_info *fbi, int to) sm501fb_sync_regs(fbi); mdelay(10); - if (pd->flags & SM501FB_FLAG_PANEL_USE_VBIASEN) { - control |= SM501_DC_PANEL_CONTROL_BIAS; /* VBIASEN */ + /* VBIASEN */ + + if (!(pd->flags & SM501FB_FLAG_PANEL_NO_VBIASEN)) { + if (pd->flags & SM501FB_FLAG_PANEL_INV_VBIASEN) + control &= ~SM501_DC_PANEL_CONTROL_BIAS; + else + control |= SM501_DC_PANEL_CONTROL_BIAS; + writel(control, ctrl_reg); sm501fb_sync_regs(fbi); mdelay(10); } - if (pd->flags & SM501FB_FLAG_PANEL_USE_FPEN) { - control |= SM501_DC_PANEL_CONTROL_FPEN; + if (!(pd->flags & SM501FB_FLAG_PANEL_NO_FPEN)) { + if (pd->flags & SM501FB_FLAG_PANEL_INV_FPEN) + control &= ~SM501_DC_PANEL_CONTROL_FPEN; + else + control |= SM501_DC_PANEL_CONTROL_FPEN; + writel(control, ctrl_reg); sm501fb_sync_regs(fbi); mdelay(10); } } else if (!to && (control & SM501_DC_PANEL_CONTROL_VDD) != 0) { /* disable panel power */ - if (pd->flags & SM501FB_FLAG_PANEL_USE_FPEN) { - control &= ~SM501_DC_PANEL_CONTROL_FPEN; + if (!(pd->flags & SM501FB_FLAG_PANEL_NO_FPEN)) { + if (pd->flags & SM501FB_FLAG_PANEL_INV_FPEN) + control |= SM501_DC_PANEL_CONTROL_FPEN; + else + control &= ~SM501_DC_PANEL_CONTROL_FPEN; + writel(control, ctrl_reg); sm501fb_sync_regs(fbi); mdelay(10); } - if (pd->flags & SM501FB_FLAG_PANEL_USE_VBIASEN) { - control &= ~SM501_DC_PANEL_CONTROL_BIAS; + if (!(pd->flags & SM501FB_FLAG_PANEL_NO_VBIASEN)) { + if (pd->flags & SM501FB_FLAG_PANEL_INV_VBIASEN) + control |= SM501_DC_PANEL_CONTROL_BIAS; + else + control &= ~SM501_DC_PANEL_CONTROL_BIAS; + writel(control, ctrl_reg); sm501fb_sync_regs(fbi); mdelay(10); @@ -1210,39 +1270,6 @@ static struct fb_ops sm501fb_ops_pnl = { .fb_imageblit = cfb_imageblit, }; -/* sm501fb_info_alloc - * - * creates and initialises an sm501fb_info structure -*/ - -static struct sm501fb_info *sm501fb_info_alloc(struct fb_info *fbinfo_crt, - struct fb_info *fbinfo_pnl) -{ - struct sm501fb_info *info; - struct sm501fb_par *par; - - info = kzalloc(sizeof(struct sm501fb_info), GFP_KERNEL); - if (info) { - /* set the references back */ - - par = fbinfo_crt->par; - par->info = info; - par->head = HEAD_CRT; - fbinfo_crt->pseudo_palette = &par->pseudo_palette; - - par = fbinfo_pnl->par; - par->info = info; - par->head = HEAD_PANEL; - fbinfo_pnl->pseudo_palette = &par->pseudo_palette; - - /* store the two fbs into our info */ - info->fb[HEAD_CRT] = fbinfo_crt; - info->fb[HEAD_PANEL] = fbinfo_pnl; - } - - return info; -} - /* sm501_init_cursor * * initialise hw cursor parameters @@ -1250,10 +1277,16 @@ static struct sm501fb_info *sm501fb_info_alloc(struct fb_info *fbinfo_crt, static int sm501_init_cursor(struct fb_info *fbi, unsigned int reg_base) { - struct sm501fb_par *par = fbi->par; - struct sm501fb_info *info = par->info; + struct sm501fb_par *par; + struct sm501fb_info *info; int ret; + if (fbi == NULL) + return 0; + + par = fbi->par; + info = par->info; + par->cursor_regs = info->regs + reg_base; ret = sm501_alloc_mem(info, &par->cursor, SM501_MEMF_CURSOR, 1024); @@ -1281,13 +1314,10 @@ static int sm501fb_start(struct sm501fb_info *info, struct platform_device *pdev) { struct resource *res; - struct device *dev; + struct device *dev = &pdev->dev; int k; int ret; - info->dev = dev = &pdev->dev; - platform_set_drvdata(pdev, info); - info->irq = ret = platform_get_irq(pdev, 0); if (ret < 0) { /* we currently do not use the IRQ */ @@ -1390,11 +1420,6 @@ static void sm501fb_stop(struct sm501fb_info *info) kfree(info->regs_res); } -static void sm501fb_info_release(struct sm501fb_info *info) -{ - kfree(info); -} - static int sm501fb_init_fb(struct fb_info *fb, enum sm501_controller head, const char *fbname) @@ -1539,36 +1564,93 @@ static struct sm501_platdata_fb sm501fb_def_pdata = { static char driver_name_crt[] = "sm501fb-crt"; static char driver_name_pnl[] = "sm501fb-panel"; -static int __init sm501fb_probe(struct platform_device *pdev) +static int __devinit sm501fb_probe_one(struct sm501fb_info *info, + enum sm501_controller head) { - struct sm501fb_info *info; - struct device *dev = &pdev->dev; - struct fb_info *fbinfo_crt; - struct fb_info *fbinfo_pnl; - int ret; + unsigned char *name = (head == HEAD_CRT) ? "crt" : "panel"; + struct sm501_platdata_fbsub *pd; + struct sm501fb_par *par; + struct fb_info *fbi; - /* allocate our framebuffers */ + pd = (head == HEAD_CRT) ? info->pdata->fb_crt : info->pdata->fb_pnl; + + /* Do not initialise if we've not been given any platform data */ + if (pd == NULL) { + dev_info(info->dev, "no data for fb %s (disabled)\n", name); + return 0; + } - fbinfo_crt = framebuffer_alloc(sizeof(struct sm501fb_par), dev); - if (fbinfo_crt == NULL) { - dev_err(dev, "cannot allocate crt framebuffer\n"); + fbi = framebuffer_alloc(sizeof(struct sm501fb_par), info->dev); + if (fbi == NULL) { + dev_err(info->dev, "cannot allocate %s framebuffer\n", name); return -ENOMEM; } - fbinfo_pnl = framebuffer_alloc(sizeof(struct sm501fb_par), dev); - if (fbinfo_pnl == NULL) { - dev_err(dev, "cannot allocate panel framebuffer\n"); - ret = -ENOMEM; - goto fbinfo_crt_alloc_fail; + par = fbi->par; + par->info = info; + par->head = head; + fbi->pseudo_palette = &par->pseudo_palette; + + info->fb[head] = fbi; + + return 0; +} + +/* Free up anything allocated by sm501fb_init_fb */ + +static void sm501_free_init_fb(struct sm501fb_info *info, + enum sm501_controller head) +{ + struct fb_info *fbi = info->fb[head]; + + fb_dealloc_cmap(&fbi->cmap); +} + +static int __devinit sm501fb_start_one(struct sm501fb_info *info, + enum sm501_controller head, + const char *drvname) +{ + struct fb_info *fbi = info->fb[head]; + int ret; + + if (!fbi) + return 0; + + ret = sm501fb_init_fb(info->fb[head], head, drvname); + if (ret) { + dev_err(info->dev, "cannot initialise fb %s\n", drvname); + return ret; + } + + ret = register_framebuffer(info->fb[head]); + if (ret) { + dev_err(info->dev, "failed to register fb %s\n", drvname); + sm501_free_init_fb(info, head); + return ret; } - info = sm501fb_info_alloc(fbinfo_crt, fbinfo_pnl); - if (info == NULL) { - dev_err(dev, "cannot allocate par\n"); - ret = -ENOMEM; - goto sm501fb_alloc_fail; + dev_info(info->dev, "fb%d: %s frame buffer\n", fbi->node, fbi->fix.id); + + return 0; +} + +static int __devinit sm501fb_probe(struct platform_device *pdev) +{ + struct sm501fb_info *info; + struct device *dev = &pdev->dev; + int ret; + + /* allocate our framebuffers */ + + info = kzalloc(sizeof(struct sm501fb_info), GFP_KERNEL); + if (!info) { + dev_err(dev, "failed to allocate state\n"); + return -ENOMEM; } + info->dev = dev = &pdev->dev; + platform_set_drvdata(pdev, info); + if (dev->parent->platform_data) { struct sm501_platdata *pd = dev->parent->platform_data; info->pdata = pd->fb; @@ -1579,90 +1661,88 @@ static int __init sm501fb_probe(struct platform_device *pdev) info->pdata = &sm501fb_def_pdata; } - /* start the framebuffers */ + /* probe for the presence of each panel */ - ret = sm501fb_start(info, pdev); - if (ret) { - dev_err(dev, "cannot initialise SM501\n"); - goto sm501fb_start_fail; + ret = sm501fb_probe_one(info, HEAD_CRT); + if (ret < 0) { + dev_err(dev, "failed to probe CRT\n"); + goto err_alloc; } - /* CRT framebuffer setup */ + ret = sm501fb_probe_one(info, HEAD_PANEL); + if (ret < 0) { + dev_err(dev, "failed to probe PANEL\n"); + goto err_probed_crt; + } - ret = sm501fb_init_fb(fbinfo_crt, HEAD_CRT, driver_name_crt); - if (ret) { - dev_err(dev, "cannot initialise CRT fb\n"); - goto sm501fb_start_fail; + if (info->fb[HEAD_PANEL] == NULL && + info->fb[HEAD_CRT] == NULL) { + dev_err(dev, "no framebuffers found\n"); + goto err_alloc; } - /* Panel framebuffer setup */ + /* get the resources for both of the framebuffers */ - ret = sm501fb_init_fb(fbinfo_pnl, HEAD_PANEL, driver_name_pnl); + ret = sm501fb_start(info, pdev); if (ret) { - dev_err(dev, "cannot initialise Panel fb\n"); - goto sm501fb_start_fail; + dev_err(dev, "cannot initialise SM501\n"); + goto err_probed_panel; } - /* register framebuffers */ - - ret = register_framebuffer(fbinfo_crt); - if (ret < 0) { - dev_err(dev, "failed to register CRT fb (%d)\n", ret); - goto register_crt_fail; + ret = sm501fb_start_one(info, HEAD_CRT, driver_name_crt); + if (ret) { + dev_err(dev, "failed to start CRT\n"); + goto err_started; } - ret = register_framebuffer(fbinfo_pnl); - if (ret < 0) { - dev_err(dev, "failed to register panel fb (%d)\n", ret); - goto register_pnl_fail; + ret = sm501fb_start_one(info, HEAD_PANEL, driver_name_pnl); + if (ret) { + dev_err(dev, "failed to start Panel\n"); + goto err_started_crt; } - dev_info(dev, "fb%d: %s frame buffer device\n", - fbinfo_crt->node, fbinfo_crt->fix.id); - - dev_info(dev, "fb%d: %s frame buffer device\n", - fbinfo_pnl->node, fbinfo_pnl->fix.id); - /* create device files */ ret = device_create_file(dev, &dev_attr_crt_src); if (ret) - goto crtsrc_fail; + goto err_started_panel; ret = device_create_file(dev, &dev_attr_fbregs_pnl); if (ret) - goto fbregs_pnl_fail; + goto err_attached_crtsrc_file; ret = device_create_file(dev, &dev_attr_fbregs_crt); if (ret) - goto fbregs_crt_fail; + goto err_attached_pnlregs_file; /* we registered, return ok */ return 0; - fbregs_crt_fail: +err_attached_pnlregs_file: device_remove_file(dev, &dev_attr_fbregs_pnl); - fbregs_pnl_fail: +err_attached_crtsrc_file: device_remove_file(dev, &dev_attr_crt_src); - crtsrc_fail: - unregister_framebuffer(fbinfo_pnl); +err_started_panel: + unregister_framebuffer(info->fb[HEAD_PANEL]); + sm501_free_init_fb(info, HEAD_PANEL); - register_pnl_fail: - unregister_framebuffer(fbinfo_crt); +err_started_crt: + unregister_framebuffer(info->fb[HEAD_CRT]); + sm501_free_init_fb(info, HEAD_CRT); - register_crt_fail: +err_started: sm501fb_stop(info); - sm501fb_start_fail: - sm501fb_info_release(info); +err_probed_panel: + framebuffer_release(info->fb[HEAD_PANEL]); - sm501fb_alloc_fail: - framebuffer_release(fbinfo_pnl); +err_probed_crt: + framebuffer_release(info->fb[HEAD_CRT]); - fbinfo_crt_alloc_fail: - framebuffer_release(fbinfo_crt); +err_alloc: + kfree(info); return ret; } @@ -1681,11 +1761,14 @@ static int sm501fb_remove(struct platform_device *pdev) device_remove_file(&pdev->dev, &dev_attr_fbregs_pnl); device_remove_file(&pdev->dev, &dev_attr_crt_src); + sm501_free_init_fb(info, HEAD_CRT); + sm501_free_init_fb(info, HEAD_PANEL); + unregister_framebuffer(fbinfo_crt); unregister_framebuffer(fbinfo_pnl); sm501fb_stop(info); - sm501fb_info_release(info); + kfree(info); framebuffer_release(fbinfo_pnl); framebuffer_release(fbinfo_crt); diff --git a/drivers/video/sticore.h b/drivers/video/sticore.h index 1a9a60c..7fe5be4 100644 --- a/drivers/video/sticore.h +++ b/drivers/video/sticore.h @@ -352,8 +352,6 @@ struct sti_struct *sti_get_rom(unsigned int index); /* 0: default sti */ /* functions to call the STI ROM directly */ -int sti_init_graph(struct sti_struct *sti); -void sti_inq_conf(struct sti_struct *sti); void sti_putc(struct sti_struct *sti, int c, int y, int x); void sti_set(struct sti_struct *sti, int src_y, int src_x, int height, int width, u8 color); diff --git a/drivers/video/stifb.c b/drivers/video/stifb.c index 598d35e..1664814 100644 --- a/drivers/video/stifb.c +++ b/drivers/video/stifb.c @@ -1078,8 +1078,7 @@ static struct fb_ops stifb_ops = { * Initialization */ -int __init -stifb_init_fb(struct sti_struct *sti, int bpp_pref) +static int __init stifb_init_fb(struct sti_struct *sti, int bpp_pref) { struct fb_fix_screeninfo *fix; struct fb_var_screeninfo *var; @@ -1315,8 +1314,7 @@ static int stifb_disabled __initdata; int __init stifb_setup(char *options); -int __init -stifb_init(void) +static int __init stifb_init(void) { struct sti_struct *sti; struct sti_struct *def_sti; diff --git a/drivers/video/sunxvr2500.c b/drivers/video/sunxvr2500.c index c3869a9..b1dde09 100644 --- a/drivers/video/sunxvr2500.c +++ b/drivers/video/sunxvr2500.c @@ -9,10 +9,9 @@ #include <linux/fb.h> #include <linux/pci.h> #include <linux/init.h> +#include <linux/of_device.h> #include <asm/io.h> -#include <asm/prom.h> -#include <asm/of_device.h> struct s3d_info { struct fb_info *info; diff --git a/drivers/video/sunxvr500.c b/drivers/video/sunxvr500.c index 71bf3f1..c2ba51b 100644 --- a/drivers/video/sunxvr500.c +++ b/drivers/video/sunxvr500.c @@ -9,10 +9,9 @@ #include <linux/fb.h> #include <linux/pci.h> #include <linux/init.h> +#include <linux/of_device.h> #include <asm/io.h> -#include <asm/prom.h> -#include <asm/of_device.h> /* XXX This device has a 'dev-comm' property which aparently is * XXX a pointer into the openfirmware's address space which is diff --git a/drivers/video/tcx.c b/drivers/video/tcx.c index a717743..2a03f78 100644 --- a/drivers/video/tcx.c +++ b/drivers/video/tcx.c @@ -17,10 +17,9 @@ #include <linux/init.h> #include <linux/fb.h> #include <linux/mm.h> +#include <linux/of_device.h> #include <asm/io.h> -#include <asm/prom.h> -#include <asm/of_device.h> #include <asm/fbio.h> #include "sbuslib.h" @@ -84,7 +83,7 @@ struct tcx_tec { struct tcx_thc { u32 thc_rev; - u32 thc_pad0[511]; + u32 thc_pad0[511]; u32 thc_hs; /* hsync timing */ u32 thc_hsdvs; u32 thc_hd; @@ -126,10 +125,10 @@ struct tcx_par { }; /* Reset control plane so that WID is 8-bit plane. */ -static void __tcx_set_control_plane (struct tcx_par *par) +static void __tcx_set_control_plane(struct tcx_par *par) { u32 __iomem *p, *pend; - + if (par->lowdepth) return; @@ -143,8 +142,8 @@ static void __tcx_set_control_plane (struct tcx_par *par) sbus_writel(tmp, p); } } - -static void tcx_reset (struct fb_info *info) + +static void tcx_reset(struct fb_info *info) { struct tcx_par *par = (struct tcx_par *) info->par; unsigned long flags; @@ -365,7 +364,8 @@ static void tcx_unmap_regs(struct of_device *op, struct fb_info *info, info->screen_base, par->fbsize); } -static int __devinit tcx_init_one(struct of_device *op) +static int __devinit tcx_probe(struct of_device *op, + const struct of_device_id *match) { struct device_node *dp = op->node; struct fb_info *info; @@ -384,7 +384,7 @@ static int __devinit tcx_init_one(struct of_device *op) par->lowdepth = (of_find_property(dp, "tcx-8-bit", NULL) != NULL); - sbusfb_fill_var(&info->var, dp->node, 8); + sbusfb_fill_var(&info->var, dp, 8); info->var.red.length = 8; info->var.green.length = 8; info->var.blue.length = 8; @@ -488,13 +488,6 @@ out_err: return err; } -static int __devinit tcx_probe(struct of_device *dev, const struct of_device_id *match) -{ - struct of_device *op = to_of_device(&dev->dev); - - return tcx_init_one(op); -} - static int __devexit tcx_remove(struct of_device *op) { struct fb_info *info = dev_get_drvdata(&op->dev); diff --git a/drivers/video/tdfxfb.c b/drivers/video/tdfxfb.c index ea9f19d2..77aafcf 100644 --- a/drivers/video/tdfxfb.c +++ b/drivers/video/tdfxfb.c @@ -836,16 +836,12 @@ static int tdfxfb_pan_display(struct fb_var_screeninfo *var, struct tdfx_par *par = info->par; u32 addr = var->yoffset * info->fix.line_length; - if (nopan || var->xoffset || (var->yoffset > var->yres_virtual)) - return -EINVAL; - if ((var->yoffset + var->yres > var->yres_virtual && nowrap)) + if (nopan || var->xoffset) return -EINVAL; banshee_make_room(par, 1); tdfx_outl(par, VIDDESKSTART, addr); - info->var.xoffset = var->xoffset; - info->var.yoffset = var->yoffset; return 0; } @@ -1426,6 +1422,8 @@ MODULE_LICENSE("GPL"); module_param(hwcursor, int, 0644); MODULE_PARM_DESC(hwcursor, "Enable hardware cursor " "(1=enable, 0=disable, default=1)"); +module_param(mode_option, charp, 0); +MODULE_PARM_DESC(mode_option, "Initial video mode e.g. '648x480-8@60'"); #ifdef CONFIG_MTRR module_param(nomtrr, bool, 0); MODULE_PARM_DESC(nomtrr, "Disable MTRR support (default: enabled)"); diff --git a/drivers/video/tridentfb.c b/drivers/video/tridentfb.c index bd54cd0..479b2e7 100644 --- a/drivers/video/tridentfb.c +++ b/drivers/video/tridentfb.c @@ -1,5 +1,5 @@ /* - * Frame buffer driver for Trident Blade and Image series + * Frame buffer driver for Trident TGUI, Blade and Image series * * Copyright 2001, 2002 - Jani Monoses <jani@iv.ro> * @@ -13,7 +13,6 @@ * code, suggestions * TODO: * timing value tweaking so it looks good on every monitor in every mode - * TGUI acceleration */ #include <linux/module.h> @@ -22,26 +21,26 @@ #include <linux/pci.h> #include <linux/delay.h> +#include <video/vga.h> #include <video/trident.h> -#define VERSION "0.7.8-NEWAPI" - struct tridentfb_par { - int vclk; /* in MHz */ void __iomem *io_virt; /* iospace virtual memory address */ + u32 pseudo_pal[16]; + int chip_id; + int flatpanel; + void (*init_accel) (struct tridentfb_par *, int, int); + void (*wait_engine) (struct tridentfb_par *); + void (*fill_rect) + (struct tridentfb_par *par, u32, u32, u32, u32, u32, u32); + void (*copy_rect) + (struct tridentfb_par *par, u32, u32, u32, u32, u32, u32); + void (*image_blit) + (struct tridentfb_par *par, const char*, + u32, u32, u32, u32, u32, u32); + unsigned char eng_oper; /* engine operation... */ }; -static unsigned char eng_oper; /* engine operation... */ -static struct fb_ops tridentfb_ops; - -static struct tridentfb_par default_par; - -/* FIXME:kmalloc these 3 instead */ -static struct fb_info fb_info; -static u32 pseudo_pal[16]; - -static struct fb_var_screeninfo default_var; - static struct fb_fix_screeninfo tridentfb_fix = { .id = "Trident", .type = FB_TYPE_PACKED_PIXELS, @@ -50,27 +49,22 @@ static struct fb_fix_screeninfo tridentfb_fix = { .accel = FB_ACCEL_NONE, }; -static int chip_id; - -static int defaultaccel; -static int displaytype; - /* defaults which are normally overriden by user values */ /* video mode */ -static char *mode_option __devinitdata = "640x480"; -static int bpp = 8; +static char *mode_option __devinitdata = "640x480-8@60"; +static int bpp __devinitdata = 8; -static int noaccel; +static int noaccel __devinitdata; static int center; static int stretch; -static int fp; -static int crt; +static int fp __devinitdata; +static int crt __devinitdata; -static int memsize; -static int memdiff; +static int memsize __devinitdata; +static int memdiff __devinitdata; static int nativex; module_param(mode_option, charp, 0); @@ -85,25 +79,53 @@ module_param(memsize, int, 0); module_param(memdiff, int, 0); module_param(nativex, int, 0); module_param(fp, int, 0); +MODULE_PARM_DESC(fp, "Define if flatpanel is connected"); module_param(crt, int, 0); +MODULE_PARM_DESC(crt, "Define if CRT is connected"); + +static inline int is_oldclock(int id) +{ + return (id == TGUI9440) || + (id == TGUI9660) || + (id == CYBER9320); +} + +static inline int is_oldprotect(int id) +{ + return is_oldclock(id) || + (id == PROVIDIA9685) || + (id == CYBER9382) || + (id == CYBER9385); +} + +static inline int is_blade(int id) +{ + return (id == BLADE3D) || + (id == CYBERBLADEE4) || + (id == CYBERBLADEi7) || + (id == CYBERBLADEi7D) || + (id == CYBERBLADEi1) || + (id == CYBERBLADEi1D) || + (id == CYBERBLADEAi1) || + (id == CYBERBLADEAi1D); +} -static int chip3D; -static int chipcyber; +static inline int is_xp(int id) +{ + return (id == CYBERBLADEXPAi1) || + (id == CYBERBLADEXPm8) || + (id == CYBERBLADEXPm16); +} -static int is3Dchip(int id) +static inline int is3Dchip(int id) { - return ((id == BLADE3D) || (id == CYBERBLADEE4) || - (id == CYBERBLADEi7) || (id == CYBERBLADEi7D) || + return is_blade(id) || is_xp(id) || (id == CYBER9397) || (id == CYBER9397DVD) || (id == CYBER9520) || (id == CYBER9525DVD) || - (id == IMAGE975) || (id == IMAGE985) || - (id == CYBERBLADEi1) || (id == CYBERBLADEi1D) || - (id == CYBERBLADEAi1) || (id == CYBERBLADEAi1D) || - (id == CYBERBLADEXPm8) || (id == CYBERBLADEXPm16) || - (id == CYBERBLADEXPAi1)); + (id == IMAGE975) || (id == IMAGE985); } -static int iscyber(int id) +static inline int iscyber(int id) { switch (id) { case CYBER9388: @@ -123,12 +145,7 @@ static int iscyber(int id) return 1; case CYBER9320: - case TGUI9660: - case IMAGE975: - case IMAGE985: - case BLADE3D: case CYBERBLADEi7: /* VIA MPV4 integrated version */ - default: /* case CYBERBLDAEXPm8: Strange */ /* case CYBERBLDAEXPm16: Strange */ @@ -136,147 +153,110 @@ static int iscyber(int id) } } -#define CRT 0x3D0 /* CRTC registers offset for color display */ - -#ifndef TRIDENT_MMIO - #define TRIDENT_MMIO 1 -#endif - -#if TRIDENT_MMIO - #define t_outb(val, reg) writeb(val,((struct tridentfb_par *)(fb_info.par))->io_virt + reg) - #define t_inb(reg) readb(((struct tridentfb_par*)(fb_info.par))->io_virt + reg) -#else - #define t_outb(val, reg) outb(val, reg) - #define t_inb(reg) inb(reg) -#endif +static inline void t_outb(struct tridentfb_par *p, u8 val, u16 reg) +{ + fb_writeb(val, p->io_virt + reg); +} +static inline u8 t_inb(struct tridentfb_par *p, u16 reg) +{ + return fb_readb(p->io_virt + reg); +} -static struct accel_switch { - void (*init_accel) (int, int); - void (*wait_engine) (void); - void (*fill_rect) (u32, u32, u32, u32, u32, u32); - void (*copy_rect) (u32, u32, u32, u32, u32, u32); -} *acc; +static inline void writemmr(struct tridentfb_par *par, u16 r, u32 v) +{ + fb_writel(v, par->io_virt + r); +} -#define writemmr(r, v) writel(v, ((struct tridentfb_par *)fb_info.par)->io_virt + r) -#define readmmr(r) readl(((struct tridentfb_par *)fb_info.par)->io_virt + r) +static inline u32 readmmr(struct tridentfb_par *par, u16 r) +{ + return fb_readl(par->io_virt + r); +} /* * Blade specific acceleration. */ #define point(x, y) ((y) << 16 | (x)) -#define STA 0x2120 -#define CMD 0x2144 -#define ROP 0x2148 -#define CLR 0x2160 -#define SR1 0x2100 -#define SR2 0x2104 -#define DR1 0x2108 -#define DR2 0x210C - -#define ROP_S 0xCC - -static void blade_init_accel(int pitch, int bpp) + +static void blade_init_accel(struct tridentfb_par *par, int pitch, int bpp) { int v1 = (pitch >> 3) << 20; - int tmp = 0, v2; - switch (bpp) { - case 8: - tmp = 0; - break; - case 15: - tmp = 5; - break; - case 16: - tmp = 1; - break; - case 24: - case 32: - tmp = 2; - break; - } - v2 = v1 | (tmp << 29); - writemmr(0x21C0, v2); - writemmr(0x21C4, v2); - writemmr(0x21B8, v2); - writemmr(0x21BC, v2); - writemmr(0x21D0, v1); - writemmr(0x21D4, v1); - writemmr(0x21C8, v1); - writemmr(0x21CC, v1); - writemmr(0x216C, 0); + int tmp = bpp == 24 ? 2 : (bpp >> 4); + int v2 = v1 | (tmp << 29); + + writemmr(par, 0x21C0, v2); + writemmr(par, 0x21C4, v2); + writemmr(par, 0x21B8, v2); + writemmr(par, 0x21BC, v2); + writemmr(par, 0x21D0, v1); + writemmr(par, 0x21D4, v1); + writemmr(par, 0x21C8, v1); + writemmr(par, 0x21CC, v1); + writemmr(par, 0x216C, 0); +} + +static void blade_wait_engine(struct tridentfb_par *par) +{ + while (readmmr(par, STATUS) & 0xFA800000) + cpu_relax(); } -static void blade_wait_engine(void) +static void blade_fill_rect(struct tridentfb_par *par, + u32 x, u32 y, u32 w, u32 h, u32 c, u32 rop) { - while (readmmr(STA) & 0xFA800000) ; + writemmr(par, COLOR, c); + writemmr(par, ROP, rop ? ROP_X : ROP_S); + writemmr(par, CMD, 0x20000000 | 1 << 19 | 1 << 4 | 2 << 2); + + writemmr(par, DST1, point(x, y)); + writemmr(par, DST2, point(x + w - 1, y + h - 1)); } -static void blade_fill_rect(u32 x, u32 y, u32 w, u32 h, u32 c, u32 rop) +static void blade_image_blit(struct tridentfb_par *par, const char *data, + u32 x, u32 y, u32 w, u32 h, u32 c, u32 b) { - writemmr(CLR, c); - writemmr(ROP, rop ? 0x66 : ROP_S); - writemmr(CMD, 0x20000000 | 1 << 19 | 1 << 4 | 2 << 2); + unsigned size = ((w + 31) >> 5) * h; + + writemmr(par, COLOR, c); + writemmr(par, BGCOLOR, b); + writemmr(par, CMD, 0xa0000000 | 3 << 19); - writemmr(DR1, point(x, y)); - writemmr(DR2, point(x + w - 1, y + h - 1)); + writemmr(par, DST1, point(x, y)); + writemmr(par, DST2, point(x + w - 1, y + h - 1)); + + memcpy(par->io_virt + 0x10000, data, 4 * size); } -static void blade_copy_rect(u32 x1, u32 y1, u32 x2, u32 y2, u32 w, u32 h) +static void blade_copy_rect(struct tridentfb_par *par, + u32 x1, u32 y1, u32 x2, u32 y2, u32 w, u32 h) { - u32 s1, s2, d1, d2; int direction = 2; - s1 = point(x1, y1); - s2 = point(x1 + w - 1, y1 + h - 1); - d1 = point(x2, y2); - d2 = point(x2 + w - 1, y2 + h - 1); + u32 s1 = point(x1, y1); + u32 s2 = point(x1 + w - 1, y1 + h - 1); + u32 d1 = point(x2, y2); + u32 d2 = point(x2 + w - 1, y2 + h - 1); if ((y1 > y2) || ((y1 == y2) && (x1 > x2))) direction = 0; - writemmr(ROP, ROP_S); - writemmr(CMD, 0xE0000000 | 1 << 19 | 1 << 4 | 1 << 2 | direction); + writemmr(par, ROP, ROP_S); + writemmr(par, CMD, 0xE0000000 | 1 << 19 | 1 << 4 | 1 << 2 | direction); - writemmr(SR1, direction ? s2 : s1); - writemmr(SR2, direction ? s1 : s2); - writemmr(DR1, direction ? d2 : d1); - writemmr(DR2, direction ? d1 : d2); + writemmr(par, SRC1, direction ? s2 : s1); + writemmr(par, SRC2, direction ? s1 : s2); + writemmr(par, DST1, direction ? d2 : d1); + writemmr(par, DST2, direction ? d1 : d2); } -static struct accel_switch accel_blade = { - blade_init_accel, - blade_wait_engine, - blade_fill_rect, - blade_copy_rect, -}; - /* * BladeXP specific acceleration functions */ -#define ROP_P 0xF0 -#define masked_point(x, y) ((y & 0xffff)<<16|(x & 0xffff)) - -static void xp_init_accel(int pitch, int bpp) +static void xp_init_accel(struct tridentfb_par *par, int pitch, int bpp) { - int tmp = 0, v1; - unsigned char x = 0; - - switch (bpp) { - case 8: - x = 0; - break; - case 16: - x = 1; - break; - case 24: - x = 3; - break; - case 32: - x = 2; - break; - } + unsigned char x = bpp == 24 ? 3 : (bpp >> 4); + int v1 = pitch << (bpp == 24 ? 20 : (18 + x)); switch (pitch << (bpp >> 3)) { case 8192: @@ -294,42 +274,21 @@ static void xp_init_accel(int pitch, int bpp) break; } - t_outb(x, 0x2125); - - eng_oper = x | 0x40; - - switch (bpp) { - case 8: - tmp = 18; - break; - case 15: - case 16: - tmp = 19; - break; - case 24: - case 32: - tmp = 20; - break; - } + t_outb(par, x, 0x2125); - v1 = pitch << tmp; + par->eng_oper = x | 0x40; - writemmr(0x2154, v1); - writemmr(0x2150, v1); - t_outb(3, 0x2126); + writemmr(par, 0x2154, v1); + writemmr(par, 0x2150, v1); + t_outb(par, 3, 0x2126); } -static void xp_wait_engine(void) +static void xp_wait_engine(struct tridentfb_par *par) { - int busy; - int count, timeout; - - count = 0; - timeout = 0; - for (;;) { - busy = t_inb(STA) & 0x80; - if (busy != 0x80) - return; + int count = 0; + int timeout = 0; + + while (t_inb(par, STATUS) & 0x80) { count++; if (count == 10000000) { /* Timeout */ @@ -337,30 +296,31 @@ static void xp_wait_engine(void) timeout++; if (timeout == 8) { /* Reset engine */ - t_outb(0x00, 0x2120); + t_outb(par, 0x00, STATUS); return; } } + cpu_relax(); } } -static void xp_fill_rect(u32 x, u32 y, u32 w, u32 h, u32 c, u32 rop) +static void xp_fill_rect(struct tridentfb_par *par, + u32 x, u32 y, u32 w, u32 h, u32 c, u32 rop) { - writemmr(0x2127, ROP_P); - writemmr(0x2158, c); - writemmr(0x2128, 0x4000); - writemmr(0x2140, masked_point(h, w)); - writemmr(0x2138, masked_point(y, x)); - t_outb(0x01, 0x2124); - t_outb(eng_oper, 0x2125); + writemmr(par, 0x2127, ROP_P); + writemmr(par, 0x2158, c); + writemmr(par, DRAWFL, 0x4000); + writemmr(par, OLDDIM, point(h, w)); + writemmr(par, OLDDST, point(y, x)); + t_outb(par, 0x01, OLDCMD); + t_outb(par, par->eng_oper, 0x2125); } -static void xp_copy_rect(u32 x1, u32 y1, u32 x2, u32 y2, u32 w, u32 h) +static void xp_copy_rect(struct tridentfb_par *par, + u32 x1, u32 y1, u32 x2, u32 y2, u32 w, u32 h) { - int direction; u32 x1_tmp, x2_tmp, y1_tmp, y2_tmp; - - direction = 0x0004; + int direction = 0x0004; if ((x1 < x2) && (y1 == y2)) { direction |= 0x0200; @@ -380,103 +340,152 @@ static void xp_copy_rect(u32 x1, u32 y1, u32 x2, u32 y2, u32 w, u32 h) y2_tmp = y2; } - writemmr(0x2128, direction); - t_outb(ROP_S, 0x2127); - writemmr(0x213C, masked_point(y1_tmp, x1_tmp)); - writemmr(0x2138, masked_point(y2_tmp, x2_tmp)); - writemmr(0x2140, masked_point(h, w)); - t_outb(0x01, 0x2124); + writemmr(par, DRAWFL, direction); + t_outb(par, ROP_S, 0x2127); + writemmr(par, OLDSRC, point(y1_tmp, x1_tmp)); + writemmr(par, OLDDST, point(y2_tmp, x2_tmp)); + writemmr(par, OLDDIM, point(h, w)); + t_outb(par, 0x01, OLDCMD); } -static struct accel_switch accel_xp = { - xp_init_accel, - xp_wait_engine, - xp_fill_rect, - xp_copy_rect, -}; - /* * Image specific acceleration functions */ -static void image_init_accel(int pitch, int bpp) +static void image_init_accel(struct tridentfb_par *par, int pitch, int bpp) { - int tmp = 0; - switch (bpp) { - case 8: - tmp = 0; - break; - case 15: - tmp = 5; - break; - case 16: - tmp = 1; - break; - case 24: - case 32: - tmp = 2; - break; - } - writemmr(0x2120, 0xF0000000); - writemmr(0x2120, 0x40000000 | tmp); - writemmr(0x2120, 0x80000000); - writemmr(0x2144, 0x00000000); - writemmr(0x2148, 0x00000000); - writemmr(0x2150, 0x00000000); - writemmr(0x2154, 0x00000000); - writemmr(0x2120, 0x60000000 | (pitch << 16) | pitch); - writemmr(0x216C, 0x00000000); - writemmr(0x2170, 0x00000000); - writemmr(0x217C, 0x00000000); - writemmr(0x2120, 0x10000000); - writemmr(0x2130, (2047 << 16) | 2047); + int tmp = bpp == 24 ? 2: (bpp >> 4); + + writemmr(par, 0x2120, 0xF0000000); + writemmr(par, 0x2120, 0x40000000 | tmp); + writemmr(par, 0x2120, 0x80000000); + writemmr(par, 0x2144, 0x00000000); + writemmr(par, 0x2148, 0x00000000); + writemmr(par, 0x2150, 0x00000000); + writemmr(par, 0x2154, 0x00000000); + writemmr(par, 0x2120, 0x60000000 | (pitch << 16) | pitch); + writemmr(par, 0x216C, 0x00000000); + writemmr(par, 0x2170, 0x00000000); + writemmr(par, 0x217C, 0x00000000); + writemmr(par, 0x2120, 0x10000000); + writemmr(par, 0x2130, (2047 << 16) | 2047); } -static void image_wait_engine(void) +static void image_wait_engine(struct tridentfb_par *par) { - while (readmmr(0x2164) & 0xF0000000) ; + while (readmmr(par, 0x2164) & 0xF0000000) + cpu_relax(); } -static void image_fill_rect(u32 x, u32 y, u32 w, u32 h, u32 c, u32 rop) +static void image_fill_rect(struct tridentfb_par *par, + u32 x, u32 y, u32 w, u32 h, u32 c, u32 rop) { - writemmr(0x2120, 0x80000000); - writemmr(0x2120, 0x90000000 | ROP_S); + writemmr(par, 0x2120, 0x80000000); + writemmr(par, 0x2120, 0x90000000 | ROP_S); - writemmr(0x2144, c); + writemmr(par, 0x2144, c); - writemmr(DR1, point(x, y)); - writemmr(DR2, point(x + w - 1, y + h - 1)); + writemmr(par, DST1, point(x, y)); + writemmr(par, DST2, point(x + w - 1, y + h - 1)); - writemmr(0x2124, 0x80000000 | 3 << 22 | 1 << 10 | 1 << 9); + writemmr(par, 0x2124, 0x80000000 | 3 << 22 | 1 << 10 | 1 << 9); } -static void image_copy_rect(u32 x1, u32 y1, u32 x2, u32 y2, u32 w, u32 h) +static void image_copy_rect(struct tridentfb_par *par, + u32 x1, u32 y1, u32 x2, u32 y2, u32 w, u32 h) { - u32 s1, s2, d1, d2; - int direction = 2; - s1 = point(x1, y1); - s2 = point(x1 + w - 1, y1 + h - 1); - d1 = point(x2, y2); - d2 = point(x2 + w - 1, y2 + h - 1); + int direction = 0x4; + u32 s1 = point(x1, y1); + u32 s2 = point(x1 + w - 1, y1 + h - 1); + u32 d1 = point(x2, y2); + u32 d2 = point(x2 + w - 1, y2 + h - 1); if ((y1 > y2) || ((y1 == y2) && (x1 > x2))) direction = 0; - writemmr(0x2120, 0x80000000); - writemmr(0x2120, 0x90000000 | ROP_S); + writemmr(par, 0x2120, 0x80000000); + writemmr(par, 0x2120, 0x90000000 | ROP_S); - writemmr(SR1, direction ? s2 : s1); - writemmr(SR2, direction ? s1 : s2); - writemmr(DR1, direction ? d2 : d1); - writemmr(DR2, direction ? d1 : d2); - writemmr(0x2124, 0x80000000 | 1 << 22 | 1 << 10 | 1 << 7 | direction); + writemmr(par, SRC1, direction ? s2 : s1); + writemmr(par, SRC2, direction ? s1 : s2); + writemmr(par, DST1, direction ? d2 : d1); + writemmr(par, DST2, direction ? d1 : d2); + writemmr(par, 0x2124, + 0x80000000 | 1 << 22 | 1 << 10 | 1 << 7 | direction); } -static struct accel_switch accel_image = { - image_init_accel, - image_wait_engine, - image_fill_rect, - image_copy_rect, -}; +/* + * TGUI 9440/96XX acceleration + */ + +static void tgui_init_accel(struct tridentfb_par *par, int pitch, int bpp) +{ + unsigned char x = bpp == 24 ? 3 : (bpp >> 4); + + /* disable clipping */ + writemmr(par, 0x2148, 0); + writemmr(par, 0x214C, point(4095, 2047)); + + switch ((pitch * bpp) / 8) { + case 8192: + case 512: + x |= 0x00; + break; + case 1024: + x |= 0x04; + break; + case 2048: + x |= 0x08; + break; + case 4096: + x |= 0x0C; + break; + } + + fb_writew(x, par->io_virt + 0x2122); +} + +static void tgui_fill_rect(struct tridentfb_par *par, + u32 x, u32 y, u32 w, u32 h, u32 c, u32 rop) +{ + t_outb(par, ROP_P, 0x2127); + writemmr(par, OLDCLR, c); + writemmr(par, DRAWFL, 0x4020); + writemmr(par, OLDDIM, point(w - 1, h - 1)); + writemmr(par, OLDDST, point(x, y)); + t_outb(par, 1, OLDCMD); +} + +static void tgui_copy_rect(struct tridentfb_par *par, + u32 x1, u32 y1, u32 x2, u32 y2, u32 w, u32 h) +{ + int flags = 0; + u16 x1_tmp, x2_tmp, y1_tmp, y2_tmp; + + if ((x1 < x2) && (y1 == y2)) { + flags |= 0x0200; + x1_tmp = x1 + w - 1; + x2_tmp = x2 + w - 1; + } else { + x1_tmp = x1; + x2_tmp = x2; + } + + if (y1 < y2) { + flags |= 0x0100; + y1_tmp = y1 + h - 1; + y2_tmp = y2 + h - 1; + } else { + y1_tmp = y1; + y2_tmp = y2; + } + + writemmr(par, DRAWFL, 0x4 | flags); + t_outb(par, ROP_S, 0x2127); + writemmr(par, OLDSRC, point(x1_tmp, y1_tmp)); + writemmr(par, OLDDST, point(x2_tmp, y2_tmp)); + writemmr(par, OLDDIM, point(w - 1, h - 1)); + t_outb(par, 1, OLDCMD); +} /* * Accel functions called by the upper layers @@ -485,129 +494,162 @@ static struct accel_switch accel_image = { static void tridentfb_fillrect(struct fb_info *info, const struct fb_fillrect *fr) { - int bpp = info->var.bits_per_pixel; - int col = 0; + struct tridentfb_par *par = info->par; + int col; - switch (bpp) { - default: - case 8: - col |= fr->color; + if (info->flags & FBINFO_HWACCEL_DISABLED) { + cfb_fillrect(info, fr); + return; + } + if (info->var.bits_per_pixel == 8) { + col = fr->color; col |= col << 8; col |= col << 16; - break; - case 16: - col = ((u32 *)(info->pseudo_palette))[fr->color]; - break; - case 32: + } else col = ((u32 *)(info->pseudo_palette))[fr->color]; - break; + + par->wait_engine(par); + par->fill_rect(par, fr->dx, fr->dy, fr->width, + fr->height, col, fr->rop); +} + +static void tridentfb_imageblit(struct fb_info *info, + const struct fb_image *img) +{ + struct tridentfb_par *par = info->par; + int col, bgcol; + + if ((info->flags & FBINFO_HWACCEL_DISABLED) || img->depth != 1) { + cfb_imageblit(info, img); + return; + } + if (info->var.bits_per_pixel == 8) { + col = img->fg_color; + col |= col << 8; + col |= col << 16; + bgcol = img->bg_color; + bgcol |= bgcol << 8; + bgcol |= bgcol << 16; + } else { + col = ((u32 *)(info->pseudo_palette))[img->fg_color]; + bgcol = ((u32 *)(info->pseudo_palette))[img->bg_color]; } - acc->fill_rect(fr->dx, fr->dy, fr->width, fr->height, col, fr->rop); - acc->wait_engine(); + par->wait_engine(par); + if (par->image_blit) + par->image_blit(par, img->data, img->dx, img->dy, + img->width, img->height, col, bgcol); + else + cfb_imageblit(info, img); } + static void tridentfb_copyarea(struct fb_info *info, const struct fb_copyarea *ca) { - acc->copy_rect(ca->sx, ca->sy, ca->dx, ca->dy, ca->width, ca->height); - acc->wait_engine(); + struct tridentfb_par *par = info->par; + + if (info->flags & FBINFO_HWACCEL_DISABLED) { + cfb_copyarea(info, ca); + return; + } + par->wait_engine(par); + par->copy_rect(par, ca->sx, ca->sy, ca->dx, ca->dy, + ca->width, ca->height); +} + +static int tridentfb_sync(struct fb_info *info) +{ + struct tridentfb_par *par = info->par; + + if (!(info->flags & FBINFO_HWACCEL_DISABLED)) + par->wait_engine(par); + return 0; } -#else /* !CONFIG_FB_TRIDENT_ACCEL */ +#else #define tridentfb_fillrect cfb_fillrect #define tridentfb_copyarea cfb_copyarea +#define tridentfb_imageblit cfb_imageblit #endif /* CONFIG_FB_TRIDENT_ACCEL */ - /* * Hardware access functions */ -static inline unsigned char read3X4(int reg) -{ - struct tridentfb_par *par = (struct tridentfb_par *)fb_info.par; - writeb(reg, par->io_virt + CRT + 4); - return readb(par->io_virt + CRT + 5); -} - -static inline void write3X4(int reg, unsigned char val) -{ - struct tridentfb_par *par = (struct tridentfb_par *)fb_info.par; - writeb(reg, par->io_virt + CRT + 4); - writeb(val, par->io_virt + CRT + 5); -} - -static inline unsigned char read3C4(int reg) +static inline unsigned char read3X4(struct tridentfb_par *par, int reg) { - t_outb(reg, 0x3C4); - return t_inb(0x3C5); + return vga_mm_rcrt(par->io_virt, reg); } -static inline void write3C4(int reg, unsigned char val) +static inline void write3X4(struct tridentfb_par *par, int reg, + unsigned char val) { - t_outb(reg, 0x3C4); - t_outb(val, 0x3C5); + vga_mm_wcrt(par->io_virt, reg, val); } -static inline unsigned char read3CE(int reg) +static inline unsigned char read3CE(struct tridentfb_par *par, + unsigned char reg) { - t_outb(reg, 0x3CE); - return t_inb(0x3CF); + return vga_mm_rgfx(par->io_virt, reg); } -static inline void writeAttr(int reg, unsigned char val) +static inline void writeAttr(struct tridentfb_par *par, int reg, + unsigned char val) { - readb(((struct tridentfb_par *)fb_info.par)->io_virt + CRT + 0x0A); /* flip-flop to index */ - t_outb(reg, 0x3C0); - t_outb(val, 0x3C0); + fb_readb(par->io_virt + VGA_IS1_RC); /* flip-flop to index */ + vga_mm_wattr(par->io_virt, reg, val); } -static inline void write3CE(int reg, unsigned char val) +static inline void write3CE(struct tridentfb_par *par, int reg, + unsigned char val) { - t_outb(reg, 0x3CE); - t_outb(val, 0x3CF); + vga_mm_wgfx(par->io_virt, reg, val); } -static void enable_mmio(void) +static void enable_mmio(struct tridentfb_par *par) { /* Goto New Mode */ - outb(0x0B, 0x3C4); - inb(0x3C5); + vga_io_rseq(0x0B); /* Unprotect registers */ - outb(NewMode1, 0x3C4); - outb(0x80, 0x3C5); + vga_io_wseq(NewMode1, 0x80); + if (!is_oldprotect(par->chip_id)) + vga_io_wseq(Protection, 0x92); /* Enable MMIO */ outb(PCIReg, 0x3D4); outb(inb(0x3D5) | 0x01, 0x3D5); } -static void disable_mmio(void) +static void disable_mmio(struct tridentfb_par *par) { /* Goto New Mode */ - t_outb(0x0B, 0x3C4); - t_inb(0x3C5); + vga_mm_rseq(par->io_virt, 0x0B); /* Unprotect registers */ - t_outb(NewMode1, 0x3C4); - t_outb(0x80, 0x3C5); + vga_mm_wseq(par->io_virt, NewMode1, 0x80); + if (!is_oldprotect(par->chip_id)) + vga_mm_wseq(par->io_virt, Protection, 0x92); /* Disable MMIO */ - t_outb(PCIReg, 0x3D4); - t_outb(t_inb(0x3D5) & ~0x01, 0x3D5); + t_outb(par, PCIReg, 0x3D4); + t_outb(par, t_inb(par, 0x3D5) & ~0x01, 0x3D5); } -#define crtc_unlock() write3X4(CRTVSyncEnd, read3X4(CRTVSyncEnd) & 0x7F) +static inline void crtc_unlock(struct tridentfb_par *par) +{ + write3X4(par, VGA_CRTC_V_SYNC_END, + read3X4(par, VGA_CRTC_V_SYNC_END) & 0x7F); +} /* Return flat panel's maximum x resolution */ -static int __devinit get_nativex(void) +static int __devinit get_nativex(struct tridentfb_par *par) { int x, y, tmp; if (nativex) return nativex; - tmp = (read3CE(VertStretch) >> 4) & 3; + tmp = (read3CE(par, VertStretch) >> 4) & 3; switch (tmp) { case 0: @@ -633,78 +675,92 @@ static int __devinit get_nativex(void) } /* Set pitch */ -static void set_lwidth(int width) +static inline void set_lwidth(struct tridentfb_par *par, int width) { - write3X4(Offset, width & 0xFF); - write3X4(AddColReg, - (read3X4(AddColReg) & 0xCF) | ((width & 0x300) >> 4)); + write3X4(par, VGA_CRTC_OFFSET, width & 0xFF); + write3X4(par, AddColReg, + (read3X4(par, AddColReg) & 0xCF) | ((width & 0x300) >> 4)); } /* For resolutions smaller than FP resolution stretch */ -static void screen_stretch(void) +static void screen_stretch(struct tridentfb_par *par) { - if (chip_id != CYBERBLADEXPAi1) - write3CE(BiosReg, 0); + if (par->chip_id != CYBERBLADEXPAi1) + write3CE(par, BiosReg, 0); else - write3CE(BiosReg, 8); - write3CE(VertStretch, (read3CE(VertStretch) & 0x7C) | 1); - write3CE(HorStretch, (read3CE(HorStretch) & 0x7C) | 1); + write3CE(par, BiosReg, 8); + write3CE(par, VertStretch, (read3CE(par, VertStretch) & 0x7C) | 1); + write3CE(par, HorStretch, (read3CE(par, HorStretch) & 0x7C) | 1); } /* For resolutions smaller than FP resolution center */ -static void screen_center(void) +static inline void screen_center(struct tridentfb_par *par) { - write3CE(VertStretch, (read3CE(VertStretch) & 0x7C) | 0x80); - write3CE(HorStretch, (read3CE(HorStretch) & 0x7C) | 0x80); + write3CE(par, VertStretch, (read3CE(par, VertStretch) & 0x7C) | 0x80); + write3CE(par, HorStretch, (read3CE(par, HorStretch) & 0x7C) | 0x80); } /* Address of first shown pixel in display memory */ -static void set_screen_start(int base) +static void set_screen_start(struct tridentfb_par *par, int base) { - write3X4(StartAddrLow, base & 0xFF); - write3X4(StartAddrHigh, (base & 0xFF00) >> 8); - write3X4(CRTCModuleTest, - (read3X4(CRTCModuleTest) & 0xDF) | ((base & 0x10000) >> 11)); - write3X4(CRTHiOrd, - (read3X4(CRTHiOrd) & 0xF8) | ((base & 0xE0000) >> 17)); + u8 tmp; + write3X4(par, VGA_CRTC_START_LO, base & 0xFF); + write3X4(par, VGA_CRTC_START_HI, (base & 0xFF00) >> 8); + tmp = read3X4(par, CRTCModuleTest) & 0xDF; + write3X4(par, CRTCModuleTest, tmp | ((base & 0x10000) >> 11)); + tmp = read3X4(par, CRTHiOrd) & 0xF8; + write3X4(par, CRTHiOrd, tmp | ((base & 0xE0000) >> 17)); } -/* Use 20.12 fixed-point for NTSC value and frequency calculation */ -#define calc_freq(n, m, k) ( ((unsigned long)0xE517 * (n + 8) / ((m + 2) * (1 << k))) >> 12 ) - /* Set dotclock frequency */ -static void set_vclk(int freq) +static void set_vclk(struct tridentfb_par *par, unsigned long freq) { int m, n, k; - int f, fi, d, di; - unsigned char lo = 0, hi = 0; - - d = 20; - for (k = 2; k >= 0; k--) - for (m = 0; m < 63; m++) - for (n = 0; n < 128; n++) { - fi = calc_freq(n, m, k); - if ((di = abs(fi - freq)) < d) { + unsigned long fi, d, di; + unsigned char best_m = 0, best_n = 0, best_k = 0; + unsigned char hi, lo; + unsigned char shift = !is_oldclock(par->chip_id) ? 2 : 1; + + d = 20000; + for (k = shift; k >= 0; k--) + for (m = 1; m < 32; m++) { + n = ((m + 2) << shift) - 8; + for (n = (n < 0 ? 0 : n); n < 122; n++) { + fi = ((14318l * (n + 8)) / (m + 2)) >> k; + di = abs(fi - freq); + if (di < d || (di == d && k == best_k)) { d = di; - f = fi; - lo = n; - hi = (k << 6) | m; + best_n = n; + best_m = m; + best_k = k; } + if (fi > freq) + break; } - if (chip3D) { - write3C4(ClockHigh, hi); - write3C4(ClockLow, lo); + } + + if (is_oldclock(par->chip_id)) { + lo = best_n | (best_m << 7); + hi = (best_m >> 1) | (best_k << 4); } else { - outb(lo, 0x43C8); - outb(hi, 0x43C9); + lo = best_n; + hi = best_m | (best_k << 6); + } + + if (is3Dchip(par->chip_id)) { + vga_mm_wseq(par->io_virt, ClockHigh, hi); + vga_mm_wseq(par->io_virt, ClockLow, lo); + } else { + t_outb(par, lo, 0x43C8); + t_outb(par, hi, 0x43C9); } debug("VCLK = %X %X\n", hi, lo); } /* Set number of lines for flat panels*/ -static void set_number_of_lines(int lines) +static void set_number_of_lines(struct tridentfb_par *par, int lines) { - int tmp = read3CE(CyberEnhance) & 0x8F; + int tmp = read3CE(par, CyberEnhance) & 0x8F; if (lines > 1024) tmp |= 0x50; else if (lines > 768) @@ -713,24 +769,24 @@ static void set_number_of_lines(int lines) tmp |= 0x20; else if (lines > 480) tmp |= 0x10; - write3CE(CyberEnhance, tmp); + write3CE(par, CyberEnhance, tmp); } /* * If we see that FP is active we assume we have one. - * Otherwise we have a CRT display.User can override. + * Otherwise we have a CRT display. User can override. */ -static unsigned int __devinit get_displaytype(void) +static int __devinit is_flatpanel(struct tridentfb_par *par) { if (fp) - return DISPLAY_FP; - if (crt || !chipcyber) - return DISPLAY_CRT; - return (read3CE(FPConfig) & 0x10) ? DISPLAY_FP : DISPLAY_CRT; + return 1; + if (crt || !iscyber(par->chip_id)) + return 0; + return (read3CE(par, FPConfig) & 0x10) ? 1 : 0; } /* Try detecting the video memory size */ -static unsigned int __devinit get_memsize(void) +static unsigned int __devinit get_memsize(struct tridentfb_par *par) { unsigned char tmp, tmp2; unsigned int k; @@ -739,12 +795,12 @@ static unsigned int __devinit get_memsize(void) if (memsize) k = memsize * Kb; else - switch (chip_id) { + switch (par->chip_id) { case CYBER9525DVD: k = 2560 * Kb; break; default: - tmp = read3X4(SPR) & 0x0F; + tmp = read3X4(par, SPR) & 0x0F; switch (tmp) { case 0x01: @@ -776,7 +832,7 @@ static unsigned int __devinit get_memsize(void) break; case 0x0E: /* XP */ - tmp2 = read3C4(0xC1); + tmp2 = vga_mm_rseq(par->io_virt, 0xC1); switch (tmp2) { case 0x00: k = 20 * Mb; @@ -814,26 +870,67 @@ static unsigned int __devinit get_memsize(void) static int tridentfb_check_var(struct fb_var_screeninfo *var, struct fb_info *info) { + struct tridentfb_par *par = info->par; int bpp = var->bits_per_pixel; + int line_length; + int ramdac = 230000; /* 230MHz for most 3D chips */ debug("enter\n"); /* check color depth */ if (bpp == 24) bpp = var->bits_per_pixel = 32; + if (bpp != 8 && bpp != 16 && bpp != 32) + return -EINVAL; + if (par->chip_id == TGUI9440 && bpp == 32) + return -EINVAL; /* check whether resolution fits on panel and in memory */ - if (flatpanel && nativex && var->xres > nativex) + if (par->flatpanel && nativex && var->xres > nativex) + return -EINVAL; + /* various resolution checks */ + var->xres = (var->xres + 7) & ~0x7; + if (var->xres > var->xres_virtual) + var->xres_virtual = var->xres; + if (var->yres > var->yres_virtual) + var->yres_virtual = var->yres; + if (var->xres_virtual > 4095 || var->yres > 2048) + return -EINVAL; + /* prevent from position overflow for acceleration */ + if (var->yres_virtual > 0xffff) return -EINVAL; - if (var->xres * var->yres_virtual * bpp / 8 > info->fix.smem_len) + line_length = var->xres_virtual * bpp / 8; + + if (!is3Dchip(par->chip_id) && + !(info->flags & FBINFO_HWACCEL_DISABLED)) { + /* acceleration requires line length to be power of 2 */ + if (line_length <= 512) + var->xres_virtual = 512 * 8 / bpp; + else if (line_length <= 1024) + var->xres_virtual = 1024 * 8 / bpp; + else if (line_length <= 2048) + var->xres_virtual = 2048 * 8 / bpp; + else if (line_length <= 4096) + var->xres_virtual = 4096 * 8 / bpp; + else if (line_length <= 8192) + var->xres_virtual = 8192 * 8 / bpp; + else + return -EINVAL; + + line_length = var->xres_virtual * bpp / 8; + } + + /* datasheet specifies how to set panning only up to 4 MB */ + if (line_length * (var->yres_virtual - var->yres) > (4 << 20)) + var->yres_virtual = ((4 << 20) / line_length) + var->yres; + + if (line_length * var->yres_virtual > info->fix.smem_len) return -EINVAL; switch (bpp) { case 8: var->red.offset = 0; - var->green.offset = 0; - var->blue.offset = 0; - var->red.length = 6; - var->green.length = 6; - var->blue.length = 6; + var->red.length = 8; + var->green = var->red; + var->blue = var->red; break; case 16: var->red.offset = 11; @@ -854,6 +951,33 @@ static int tridentfb_check_var(struct fb_var_screeninfo *var, default: return -EINVAL; } + + if (is_xp(par->chip_id)) + ramdac = 350000; + + switch (par->chip_id) { + case TGUI9440: + ramdac = (bpp >= 16) ? 45000 : 90000; + break; + case CYBER9320: + case TGUI9660: + ramdac = 135000; + break; + case PROVIDIA9685: + case CYBER9388: + case CYBER9382: + case CYBER9385: + ramdac = 170000; + break; + } + + /* The clock is doubled for 32 bpp */ + if (bpp == 32) + ramdac /= 2; + + if (PICOS2KHZ(var->pixclock) > ramdac) + return -EINVAL; + debug("exit\n"); return 0; @@ -864,86 +988,108 @@ static int tridentfb_check_var(struct fb_var_screeninfo *var, static int tridentfb_pan_display(struct fb_var_screeninfo *var, struct fb_info *info) { + struct tridentfb_par *par = info->par; unsigned int offset; debug("enter\n"); - offset = (var->xoffset + (var->yoffset * var->xres)) + offset = (var->xoffset + (var->yoffset * var->xres_virtual)) * var->bits_per_pixel / 32; - info->var.xoffset = var->xoffset; - info->var.yoffset = var->yoffset; - set_screen_start(offset); + set_screen_start(par, offset); debug("exit\n"); return 0; } -#define shadowmode_on() write3CE(CyberControl, read3CE(CyberControl) | 0x81) -#define shadowmode_off() write3CE(CyberControl, read3CE(CyberControl) & 0x7E) +static inline void shadowmode_on(struct tridentfb_par *par) +{ + write3CE(par, CyberControl, read3CE(par, CyberControl) | 0x81); +} + +static inline void shadowmode_off(struct tridentfb_par *par) +{ + write3CE(par, CyberControl, read3CE(par, CyberControl) & 0x7E); +} /* Set the hardware to the requested video mode */ static int tridentfb_set_par(struct fb_info *info) { - struct tridentfb_par *par = (struct tridentfb_par *)(info->par); + struct tridentfb_par *par = info->par; u32 htotal, hdispend, hsyncstart, hsyncend, hblankstart, hblankend; u32 vtotal, vdispend, vsyncstart, vsyncend, vblankstart, vblankend; struct fb_var_screeninfo *var = &info->var; int bpp = var->bits_per_pixel; unsigned char tmp; + unsigned long vclk; + debug("enter\n"); hdispend = var->xres / 8 - 1; hsyncstart = (var->xres + var->right_margin) / 8; - hsyncend = var->hsync_len / 8; - htotal = - (var->xres + var->left_margin + var->right_margin + - var->hsync_len) / 8 - 10; + hsyncend = (var->xres + var->right_margin + var->hsync_len) / 8; + htotal = (var->xres + var->left_margin + var->right_margin + + var->hsync_len) / 8 - 5; hblankstart = hdispend + 1; - hblankend = htotal + 5; + hblankend = htotal + 3; vdispend = var->yres - 1; vsyncstart = var->yres + var->lower_margin; - vsyncend = var->vsync_len; - vtotal = var->upper_margin + vsyncstart + vsyncend - 2; - vblankstart = var->yres; - vblankend = vtotal + 2; + vsyncend = vsyncstart + var->vsync_len; + vtotal = var->upper_margin + vsyncend - 2; + vblankstart = vdispend + 1; + vblankend = vtotal; + + if (info->var.vmode & FB_VMODE_INTERLACED) { + vtotal /= 2; + vdispend /= 2; + vsyncstart /= 2; + vsyncend /= 2; + vblankstart /= 2; + vblankend /= 2; + } - enable_mmio(); - crtc_unlock(); - write3CE(CyberControl, 8); + enable_mmio(par); + crtc_unlock(par); + write3CE(par, CyberControl, 8); + tmp = 0xEB; + if (var->sync & FB_SYNC_HOR_HIGH_ACT) + tmp &= ~0x40; + if (var->sync & FB_SYNC_VERT_HIGH_ACT) + tmp &= ~0x80; - if (flatpanel && var->xres < nativex) { + if (par->flatpanel && var->xres < nativex) { /* * on flat panels with native size larger * than requested resolution decide whether * we stretch or center */ - t_outb(0xEB, 0x3C2); + t_outb(par, tmp | 0xC0, VGA_MIS_W); - shadowmode_on(); + shadowmode_on(par); if (center) - screen_center(); + screen_center(par); else if (stretch) - screen_stretch(); + screen_stretch(par); } else { - t_outb(0x2B, 0x3C2); - write3CE(CyberControl, 8); + t_outb(par, tmp, VGA_MIS_W); + write3CE(par, CyberControl, 8); } /* vertical timing values */ - write3X4(CRTVTotal, vtotal & 0xFF); - write3X4(CRTVDispEnd, vdispend & 0xFF); - write3X4(CRTVSyncStart, vsyncstart & 0xFF); - write3X4(CRTVSyncEnd, (vsyncend & 0x0F)); - write3X4(CRTVBlankStart, vblankstart & 0xFF); - write3X4(CRTVBlankEnd, 0 /* p->vblankend & 0xFF */ ); + write3X4(par, VGA_CRTC_V_TOTAL, vtotal & 0xFF); + write3X4(par, VGA_CRTC_V_DISP_END, vdispend & 0xFF); + write3X4(par, VGA_CRTC_V_SYNC_START, vsyncstart & 0xFF); + write3X4(par, VGA_CRTC_V_SYNC_END, (vsyncend & 0x0F)); + write3X4(par, VGA_CRTC_V_BLANK_START, vblankstart & 0xFF); + write3X4(par, VGA_CRTC_V_BLANK_END, vblankend & 0xFF); /* horizontal timing values */ - write3X4(CRTHTotal, htotal & 0xFF); - write3X4(CRTHDispEnd, hdispend & 0xFF); - write3X4(CRTHSyncStart, hsyncstart & 0xFF); - write3X4(CRTHSyncEnd, (hsyncend & 0x1F) | ((hblankend & 0x20) << 2)); - write3X4(CRTHBlankStart, hblankstart & 0xFF); - write3X4(CRTHBlankEnd, 0 /* (p->hblankend & 0x1F) */ ); + write3X4(par, VGA_CRTC_H_TOTAL, htotal & 0xFF); + write3X4(par, VGA_CRTC_H_DISP, hdispend & 0xFF); + write3X4(par, VGA_CRTC_H_SYNC_START, hsyncstart & 0xFF); + write3X4(par, VGA_CRTC_H_SYNC_END, + (hsyncend & 0x1F) | ((hblankend & 0x20) << 2)); + write3X4(par, VGA_CRTC_H_BLANK_START, hblankstart & 0xFF); + write3X4(par, VGA_CRTC_H_BLANK_END, hblankend & 0x1F); /* higher bits of vertical timing values */ tmp = 0x10; @@ -955,39 +1101,43 @@ static int tridentfb_set_par(struct fb_info *info) if (vtotal & 0x200) tmp |= 0x20; if (vdispend & 0x200) tmp |= 0x40; if (vsyncstart & 0x200) tmp |= 0x80; - write3X4(CRTOverflow, tmp); + write3X4(par, VGA_CRTC_OVERFLOW, tmp); - tmp = read3X4(CRTHiOrd) | 0x08; /* line compare bit 10 */ + tmp = read3X4(par, CRTHiOrd) & 0x07; + tmp |= 0x08; /* line compare bit 10 */ if (vtotal & 0x400) tmp |= 0x80; if (vblankstart & 0x400) tmp |= 0x40; if (vsyncstart & 0x400) tmp |= 0x20; if (vdispend & 0x400) tmp |= 0x10; - write3X4(CRTHiOrd, tmp); + write3X4(par, CRTHiOrd, tmp); - tmp = 0; - if (htotal & 0x800) tmp |= 0x800 >> 11; - if (hblankstart & 0x800) tmp |= 0x800 >> 7; - write3X4(HorizOverflow, tmp); + tmp = (htotal >> 8) & 0x01; + tmp |= (hdispend >> 7) & 0x02; + tmp |= (hsyncstart >> 5) & 0x08; + tmp |= (hblankstart >> 4) & 0x10; + write3X4(par, HorizOverflow, tmp); tmp = 0x40; if (vblankstart & 0x200) tmp |= 0x20; //FIXME if (info->var.vmode & FB_VMODE_DOUBLE) tmp |= 0x80; /* double scan for 200 line modes */ - write3X4(CRTMaxScanLine, tmp); + write3X4(par, VGA_CRTC_MAX_SCAN, tmp); - write3X4(CRTLineCompare, 0xFF); - write3X4(CRTPRowScan, 0); - write3X4(CRTModeControl, 0xC3); + write3X4(par, VGA_CRTC_LINE_COMPARE, 0xFF); + write3X4(par, VGA_CRTC_PRESET_ROW, 0); + write3X4(par, VGA_CRTC_MODE, 0xC3); - write3X4(LinearAddReg, 0x20); /* enable linear addressing */ + write3X4(par, LinearAddReg, 0x20); /* enable linear addressing */ tmp = (info->var.vmode & FB_VMODE_INTERLACED) ? 0x84 : 0x80; - write3X4(CRTCModuleTest, tmp); /* enable access extended memory */ + /* enable access extended memory */ + write3X4(par, CRTCModuleTest, tmp); + tmp = read3CE(par, MiscIntContReg) & ~0x4; + if (info->var.vmode & FB_VMODE_INTERLACED) + tmp |= 0x4; + write3CE(par, MiscIntContReg, tmp); - write3X4(GraphEngReg, 0x80); /* enable GE for text acceleration */ - -#ifdef CONFIG_FB_TRIDENT_ACCEL - acc->init_accel(info->var.xres, bpp); -#endif + /* enable GE for text acceleration */ + write3X4(par, GraphEngReg, 0x80); switch (bpp) { case 8: @@ -1004,57 +1154,59 @@ static int tridentfb_set_par(struct fb_info *info) break; } - write3X4(PixelBusReg, tmp); + write3X4(par, PixelBusReg, tmp); - tmp = 0x10; - if (chipcyber) + tmp = read3X4(par, DRAMControl); + if (!is_oldprotect(par->chip_id)) + tmp |= 0x10; + if (iscyber(par->chip_id)) tmp |= 0x20; - write3X4(DRAMControl, tmp); /* both IO, linear enable */ - - write3X4(InterfaceSel, read3X4(InterfaceSel) | 0x40); - write3X4(Performance, 0x92); - write3X4(PCIReg, 0x07); /* MMIO & PCI read and write burst enable */ - - /* convert from picoseconds to MHz */ - par->vclk = 1000000 / info->var.pixclock; - if (bpp == 32) - par->vclk *= 2; - set_vclk(par->vclk); - - write3C4(0, 3); - write3C4(1, 1); /* set char clock 8 dots wide */ - write3C4(2, 0x0F); /* enable 4 maps because needed in chain4 mode */ - write3C4(3, 0); - write3C4(4, 0x0E); /* memory mode enable bitmaps ?? */ - - write3CE(MiscExtFunc, (bpp == 32) ? 0x1A : 0x12); /* divide clock by 2 if 32bpp */ - /* chain4 mode display and CPU path */ - write3CE(0x5, 0x40); /* no CGA compat, allow 256 col */ - write3CE(0x6, 0x05); /* graphics mode */ - write3CE(0x7, 0x0F); /* planes? */ - - if (chip_id == CYBERBLADEXPAi1) { - /* This fixes snow-effect in 32 bpp */ - write3X4(CRTHSyncStart, 0x84); + write3X4(par, DRAMControl, tmp); /* both IO, linear enable */ + + write3X4(par, InterfaceSel, read3X4(par, InterfaceSel) | 0x40); + if (!is_xp(par->chip_id)) + write3X4(par, Performance, read3X4(par, Performance) | 0x10); + /* MMIO & PCI read and write burst enable */ + if (par->chip_id != TGUI9440 && par->chip_id != IMAGE975) + write3X4(par, PCIReg, read3X4(par, PCIReg) | 0x06); + + vga_mm_wseq(par->io_virt, 0, 3); + vga_mm_wseq(par->io_virt, 1, 1); /* set char clock 8 dots wide */ + /* enable 4 maps because needed in chain4 mode */ + vga_mm_wseq(par->io_virt, 2, 0x0F); + vga_mm_wseq(par->io_virt, 3, 0); + vga_mm_wseq(par->io_virt, 4, 0x0E); /* memory mode enable bitmaps ?? */ + + /* convert from picoseconds to kHz */ + vclk = PICOS2KHZ(info->var.pixclock); + + /* divide clock by 2 if 32bpp chain4 mode display and CPU path */ + tmp = read3CE(par, MiscExtFunc) & 0xF0; + if (bpp == 32 || (par->chip_id == TGUI9440 && bpp == 16)) { + tmp |= 8; + vclk *= 2; } + set_vclk(par, vclk); + write3CE(par, MiscExtFunc, tmp | 0x12); + write3CE(par, 0x5, 0x40); /* no CGA compat, allow 256 col */ + write3CE(par, 0x6, 0x05); /* graphics mode */ + write3CE(par, 0x7, 0x0F); /* planes? */ - writeAttr(0x10, 0x41); /* graphics mode and support 256 color modes */ - writeAttr(0x12, 0x0F); /* planes */ - writeAttr(0x13, 0); /* horizontal pel panning */ + /* graphics mode and support 256 color modes */ + writeAttr(par, 0x10, 0x41); + writeAttr(par, 0x12, 0x0F); /* planes */ + writeAttr(par, 0x13, 0); /* horizontal pel panning */ /* colors */ for (tmp = 0; tmp < 0x10; tmp++) - writeAttr(tmp, tmp); - readb(par->io_virt + CRT + 0x0A); /* flip-flop to index */ - t_outb(0x20, 0x3C0); /* enable attr */ + writeAttr(par, tmp, tmp); + fb_readb(par->io_virt + VGA_IS1_RC); /* flip-flop to index */ + t_outb(par, 0x20, VGA_ATT_W); /* enable attr */ switch (bpp) { case 8: tmp = 0; break; - case 15: - tmp = 0x10; - break; case 16: tmp = 0x30; break; @@ -1064,19 +1216,23 @@ static int tridentfb_set_par(struct fb_info *info) break; } - t_inb(0x3C8); - t_inb(0x3C6); - t_inb(0x3C6); - t_inb(0x3C6); - t_inb(0x3C6); - t_outb(tmp, 0x3C6); - t_inb(0x3C8); - - if (flatpanel) - set_number_of_lines(info->var.yres); - set_lwidth(info->var.xres * bpp / (4 * 16)); + t_inb(par, VGA_PEL_IW); + t_inb(par, VGA_PEL_MSK); + t_inb(par, VGA_PEL_MSK); + t_inb(par, VGA_PEL_MSK); + t_inb(par, VGA_PEL_MSK); + t_outb(par, tmp, VGA_PEL_MSK); + t_inb(par, VGA_PEL_IW); + + if (par->flatpanel) + set_number_of_lines(par, info->var.yres); + info->fix.line_length = info->var.xres_virtual * bpp / 8; + set_lwidth(par, info->fix.line_length / 8); + + if (!(info->flags & FBINFO_HWACCEL_DISABLED)) + par->init_accel(par, info->var.xres_virtual, bpp); + info->fix.visual = (bpp == 8) ? FB_VISUAL_PSEUDOCOLOR : FB_VISUAL_TRUECOLOR; - info->fix.line_length = info->var.xres * (bpp >> 3); info->cmap.len = (bpp == 8) ? 256 : 16; debug("exit\n"); return 0; @@ -1088,17 +1244,18 @@ static int tridentfb_setcolreg(unsigned regno, unsigned red, unsigned green, struct fb_info *info) { int bpp = info->var.bits_per_pixel; + struct tridentfb_par *par = info->par; if (regno >= info->cmap.len) return 1; if (bpp == 8) { - t_outb(0xFF, 0x3C6); - t_outb(regno, 0x3C8); + t_outb(par, 0xFF, VGA_PEL_MSK); + t_outb(par, regno, VGA_PEL_IW); - t_outb(red >> 10, 0x3C9); - t_outb(green >> 10, 0x3C9); - t_outb(blue >> 10, 0x3C9); + t_outb(par, red >> 10, VGA_PEL_D); + t_outb(par, green >> 10, VGA_PEL_D); + t_outb(par, blue >> 10, VGA_PEL_D); } else if (regno < 16) { if (bpp == 16) { /* RGB 565 */ @@ -1109,28 +1266,28 @@ static int tridentfb_setcolreg(unsigned regno, unsigned red, unsigned green, col |= col << 16; ((u32 *)(info->pseudo_palette))[regno] = col; } else if (bpp == 32) /* ARGB 8888 */ - ((u32*)info->pseudo_palette)[regno] = + ((u32 *)info->pseudo_palette)[regno] = ((transp & 0xFF00) << 16) | ((red & 0xFF00) << 8) | ((green & 0xFF00)) | ((blue & 0xFF00) >> 8); } -/* debug("exit\n"); */ return 0; } -/* Try blanking the screen.For flat panels it does nothing */ +/* Try blanking the screen. For flat panels it does nothing */ static int tridentfb_blank(int blank_mode, struct fb_info *info) { unsigned char PMCont, DPMSCont; + struct tridentfb_par *par = info->par; debug("enter\n"); - if (flatpanel) + if (par->flatpanel) return 0; - t_outb(0x04, 0x83C8); /* Read DPMS Control */ - PMCont = t_inb(0x83C6) & 0xFC; - DPMSCont = read3CE(PowerStatus) & 0xFC; + t_outb(par, 0x04, 0x83C8); /* Read DPMS Control */ + PMCont = t_inb(par, 0x83C6) & 0xFC; + DPMSCont = read3CE(par, PowerStatus) & 0xFC; switch (blank_mode) { case FB_BLANK_UNBLANK: /* Screen: On, HSync: On, VSync: On */ @@ -1156,9 +1313,9 @@ static int tridentfb_blank(int blank_mode, struct fb_info *info) break; } - write3CE(PowerStatus, DPMSCont); - t_outb(4, 0x83C8); - t_outb(PMCont, 0x83C6); + write3CE(par, PowerStatus, DPMSCont); + t_outb(par, 4, 0x83C8); + t_outb(par, PMCont, 0x83C6); debug("exit\n"); @@ -1175,33 +1332,46 @@ static struct fb_ops tridentfb_ops = { .fb_set_par = tridentfb_set_par, .fb_fillrect = tridentfb_fillrect, .fb_copyarea = tridentfb_copyarea, - .fb_imageblit = cfb_imageblit, + .fb_imageblit = tridentfb_imageblit, +#ifdef CONFIG_FB_TRIDENT_ACCEL + .fb_sync = tridentfb_sync, +#endif }; -static int __devinit trident_pci_probe(struct pci_dev * dev, - const struct pci_device_id * id) +static int __devinit trident_pci_probe(struct pci_dev *dev, + const struct pci_device_id *id) { int err; unsigned char revision; + struct fb_info *info; + struct tridentfb_par *default_par; + int chip3D; + int chip_id; err = pci_enable_device(dev); if (err) return err; - chip_id = id->device; + info = framebuffer_alloc(sizeof(struct tridentfb_par), &dev->dev); + if (!info) + return -ENOMEM; + default_par = info->par; - if (chip_id == CYBERBLADEi1) - output("*** Please do use cyblafb, Cyberblade/i1 support " - "will soon be removed from tridentfb!\n"); + chip_id = id->device; +#ifndef CONFIG_FB_TRIDENT_ACCEL + noaccel = 1; +#endif /* If PCI id is 0x9660 then further detect chip type */ if (chip_id == TGUI9660) { - outb(RevisionID, 0x3C4); - revision = inb(0x3C5); + revision = vga_io_rseq(RevisionID); switch (revision) { + case 0x21: + chip_id = PROVIDIA9685; + break; case 0x22: case 0x23: chip_id = CYBER9397; @@ -1230,123 +1400,170 @@ static int __devinit trident_pci_probe(struct pci_dev * dev, } chip3D = is3Dchip(chip_id); - chipcyber = iscyber(chip_id); if (is_xp(chip_id)) { - acc = &accel_xp; + default_par->init_accel = xp_init_accel; + default_par->wait_engine = xp_wait_engine; + default_par->fill_rect = xp_fill_rect; + default_par->copy_rect = xp_copy_rect; + tridentfb_fix.accel = FB_ACCEL_TRIDENT_BLADEXP; } else if (is_blade(chip_id)) { - acc = &accel_blade; - } else { - acc = &accel_image; + default_par->init_accel = blade_init_accel; + default_par->wait_engine = blade_wait_engine; + default_par->fill_rect = blade_fill_rect; + default_par->copy_rect = blade_copy_rect; + default_par->image_blit = blade_image_blit; + tridentfb_fix.accel = FB_ACCEL_TRIDENT_BLADE3D; + } else if (chip3D) { /* 3DImage family left */ + default_par->init_accel = image_init_accel; + default_par->wait_engine = image_wait_engine; + default_par->fill_rect = image_fill_rect; + default_par->copy_rect = image_copy_rect; + tridentfb_fix.accel = FB_ACCEL_TRIDENT_3DIMAGE; + } else { /* TGUI 9440/96XX family */ + default_par->init_accel = tgui_init_accel; + default_par->wait_engine = xp_wait_engine; + default_par->fill_rect = tgui_fill_rect; + default_par->copy_rect = tgui_copy_rect; + tridentfb_fix.accel = FB_ACCEL_TRIDENT_TGUI; } - /* acceleration is on by default for 3D chips */ - defaultaccel = chip3D && !noaccel; - - fb_info.par = &default_par; + default_par->chip_id = chip_id; /* setup MMIO region */ tridentfb_fix.mmio_start = pci_resource_start(dev, 1); - tridentfb_fix.mmio_len = chip3D ? 0x20000 : 0x10000; + tridentfb_fix.mmio_len = pci_resource_len(dev, 1); - if (!request_mem_region(tridentfb_fix.mmio_start, tridentfb_fix.mmio_len, "tridentfb")) { + if (!request_mem_region(tridentfb_fix.mmio_start, + tridentfb_fix.mmio_len, "tridentfb")) { debug("request_region failed!\n"); + framebuffer_release(info); return -1; } - default_par.io_virt = ioremap_nocache(tridentfb_fix.mmio_start, tridentfb_fix.mmio_len); + default_par->io_virt = ioremap_nocache(tridentfb_fix.mmio_start, + tridentfb_fix.mmio_len); - if (!default_par.io_virt) { + if (!default_par->io_virt) { debug("ioremap failed\n"); err = -1; goto out_unmap1; } - enable_mmio(); + enable_mmio(default_par); /* setup framebuffer memory */ tridentfb_fix.smem_start = pci_resource_start(dev, 0); - tridentfb_fix.smem_len = get_memsize(); + tridentfb_fix.smem_len = get_memsize(default_par); - if (!request_mem_region(tridentfb_fix.smem_start, tridentfb_fix.smem_len, "tridentfb")) { + if (!request_mem_region(tridentfb_fix.smem_start, + tridentfb_fix.smem_len, "tridentfb")) { debug("request_mem_region failed!\n"); - disable_mmio(); + disable_mmio(info->par); err = -1; goto out_unmap1; } - fb_info.screen_base = ioremap_nocache(tridentfb_fix.smem_start, - tridentfb_fix.smem_len); + info->screen_base = ioremap_nocache(tridentfb_fix.smem_start, + tridentfb_fix.smem_len); - if (!fb_info.screen_base) { + if (!info->screen_base) { debug("ioremap failed\n"); err = -1; goto out_unmap2; } - output("%s board found\n", pci_name(dev)); - displaytype = get_displaytype(); + default_par->flatpanel = is_flatpanel(default_par); - if (flatpanel) - nativex = get_nativex(); + if (default_par->flatpanel) + nativex = get_nativex(default_par); - fb_info.fix = tridentfb_fix; - fb_info.fbops = &tridentfb_ops; + info->fix = tridentfb_fix; + info->fbops = &tridentfb_ops; + info->pseudo_palette = default_par->pseudo_pal; + info->flags = FBINFO_DEFAULT | FBINFO_HWACCEL_YPAN; + if (!noaccel && default_par->init_accel) { + info->flags &= ~FBINFO_HWACCEL_DISABLED; + info->flags |= FBINFO_HWACCEL_COPYAREA; + info->flags |= FBINFO_HWACCEL_FILLRECT; + } else + info->flags |= FBINFO_HWACCEL_DISABLED; - fb_info.flags = FBINFO_DEFAULT | FBINFO_HWACCEL_YPAN; -#ifdef CONFIG_FB_TRIDENT_ACCEL - fb_info.flags |= FBINFO_HWACCEL_COPYAREA | FBINFO_HWACCEL_FILLRECT; -#endif - fb_info.pseudo_palette = pseudo_pal; + info->pixmap.addr = kmalloc(4096, GFP_KERNEL); + if (!info->pixmap.addr) { + err = -ENOMEM; + goto out_unmap2; + } + + info->pixmap.size = 4096; + info->pixmap.buf_align = 4; + info->pixmap.scan_align = 1; + info->pixmap.access_align = 32; + info->pixmap.flags = FB_PIXMAP_SYSTEM; - if (!fb_find_mode(&default_var, &fb_info, + if (default_par->image_blit) { + info->flags |= FBINFO_HWACCEL_IMAGEBLIT; + info->pixmap.scan_align = 4; + } + + if (noaccel) { + printk(KERN_DEBUG "disabling acceleration\n"); + info->flags |= FBINFO_HWACCEL_DISABLED; + info->pixmap.scan_align = 1; + } + + if (!fb_find_mode(&info->var, info, mode_option, NULL, 0, NULL, bpp)) { err = -EINVAL; goto out_unmap2; } - err = fb_alloc_cmap(&fb_info.cmap, 256, 0); + err = fb_alloc_cmap(&info->cmap, 256, 0); if (err < 0) goto out_unmap2; - if (defaultaccel && acc) - default_var.accel_flags |= FB_ACCELF_TEXT; - else - default_var.accel_flags &= ~FB_ACCELF_TEXT; - default_var.activate |= FB_ACTIVATE_NOW; - fb_info.var = default_var; - fb_info.device = &dev->dev; - if (register_framebuffer(&fb_info) < 0) { - printk(KERN_ERR "tridentfb: could not register Trident framebuffer\n"); - fb_dealloc_cmap(&fb_info.cmap); + info->var.activate |= FB_ACTIVATE_NOW; + info->device = &dev->dev; + if (register_framebuffer(info) < 0) { + printk(KERN_ERR "tridentfb: could not register framebuffer\n"); + fb_dealloc_cmap(&info->cmap); err = -EINVAL; goto out_unmap2; } output("fb%d: %s frame buffer device %dx%d-%dbpp\n", - fb_info.node, fb_info.fix.id, default_var.xres, - default_var.yres, default_var.bits_per_pixel); + info->node, info->fix.id, info->var.xres, + info->var.yres, info->var.bits_per_pixel); + + pci_set_drvdata(dev, info); return 0; out_unmap2: - if (fb_info.screen_base) - iounmap(fb_info.screen_base); + kfree(info->pixmap.addr); + if (info->screen_base) + iounmap(info->screen_base); release_mem_region(tridentfb_fix.smem_start, tridentfb_fix.smem_len); - disable_mmio(); + disable_mmio(info->par); out_unmap1: - if (default_par.io_virt) - iounmap(default_par.io_virt); + if (default_par->io_virt) + iounmap(default_par->io_virt); release_mem_region(tridentfb_fix.mmio_start, tridentfb_fix.mmio_len); + framebuffer_release(info); return err; } static void __devexit trident_pci_remove(struct pci_dev *dev) { - struct tridentfb_par *par = (struct tridentfb_par*)fb_info.par; - unregister_framebuffer(&fb_info); + struct fb_info *info = pci_get_drvdata(dev); + struct tridentfb_par *par = info->par; + + unregister_framebuffer(info); iounmap(par->io_virt); - iounmap(fb_info.screen_base); + iounmap(info->screen_base); release_mem_region(tridentfb_fix.smem_start, tridentfb_fix.smem_len); release_mem_region(tridentfb_fix.mmio_start, tridentfb_fix.mmio_len); + pci_set_drvdata(dev, NULL); + kfree(info->pixmap.addr); + framebuffer_release(info); } /* List of boards that we are trying to support */ @@ -1359,6 +1576,7 @@ static struct pci_device_id trident_devices[] = { {PCI_VENDOR_ID_TRIDENT, CYBERBLADEAi1, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, {PCI_VENDOR_ID_TRIDENT, CYBERBLADEAi1D, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, {PCI_VENDOR_ID_TRIDENT, CYBERBLADEE4, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, + {PCI_VENDOR_ID_TRIDENT, TGUI9440, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, {PCI_VENDOR_ID_TRIDENT, TGUI9660, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, {PCI_VENDOR_ID_TRIDENT, IMAGE975, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, {PCI_VENDOR_ID_TRIDENT, IMAGE985, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, @@ -1400,9 +1618,9 @@ static int __init tridentfb_setup(char *options) if (!strncmp(opt, "noaccel", 7)) noaccel = 1; else if (!strncmp(opt, "fp", 2)) - displaytype = DISPLAY_FP; + fp = 1; else if (!strncmp(opt, "crt", 3)) - displaytype = DISPLAY_CRT; + fp = 0; else if (!strncmp(opt, "bpp=", 4)) bpp = simple_strtoul(opt + 4, NULL, 0); else if (!strncmp(opt, "center", 6)) @@ -1431,7 +1649,6 @@ static int __init tridentfb_init(void) return -ENODEV; tridentfb_setup(option); #endif - output("Trident framebuffer %s initializing\n", VERSION); return pci_register_driver(&tridentfb_pci_driver); } diff --git a/drivers/video/uvesafb.c b/drivers/video/uvesafb.c index cdbb56e..5074422 100644 --- a/drivers/video/uvesafb.c +++ b/drivers/video/uvesafb.c @@ -2054,8 +2054,8 @@ MODULE_PARM_DESC(maxhf, module_param(maxvf, ushort, 0); MODULE_PARM_DESC(maxvf, "Maximum vertical frequency [Hz], overrides EDID data"); -module_param_named(mode, mode_option, charp, 0); -MODULE_PARM_DESC(mode, +module_param(mode_option, charp, 0); +MODULE_PARM_DESC(mode_option, "Specify initial video mode as \"<xres>x<yres>[-<bpp>][@<refresh>]\""); module_param(vbemode, ushort, 0); MODULE_PARM_DESC(vbemode, diff --git a/drivers/video/vfb.c b/drivers/video/vfb.c index 072638a..93fe08d 100644 --- a/drivers/video/vfb.c +++ b/drivers/video/vfb.c @@ -443,19 +443,29 @@ static int vfb_mmap(struct fb_info *info, } #ifndef MODULE +/* + * The virtual framebuffer driver is only enabled if explicitly + * requested by passing 'video=vfb:' (or any actual options). + */ static int __init vfb_setup(char *options) { char *this_opt; + vfb_enable = 0; + + if (!options) + return 1; + vfb_enable = 1; - if (!options || !*options) + if (!*options) return 1; while ((this_opt = strsep(&options, ",")) != NULL) { if (!*this_opt) continue; - if (!strncmp(this_opt, "disable", 7)) + /* Test disable for backwards compatibility */ + if (!strcmp(this_opt, "disable")) vfb_enable = 0; } return 1; diff --git a/drivers/video/vga16fb.c b/drivers/video/vga16fb.c index 9b3c592..e31bca8 100644 --- a/drivers/video/vga16fb.c +++ b/drivers/video/vga16fb.c @@ -26,18 +26,6 @@ #include <asm/io.h> #include <video/vga.h> -#define GRAPHICS_ADDR_REG VGA_GFX_I /* Graphics address register. */ -#define GRAPHICS_DATA_REG VGA_GFX_D /* Graphics data register. */ - -#define SET_RESET_INDEX VGA_GFX_SR_VALUE /* Set/Reset Register index. */ -#define ENABLE_SET_RESET_INDEX VGA_GFX_SR_ENABLE /* Enable Set/Reset Register index. */ -#define DATA_ROTATE_INDEX VGA_GFX_DATA_ROTATE /* Data Rotate Register index. */ -#define GRAPHICS_MODE_INDEX VGA_GFX_MODE /* Graphics Mode Register index. */ -#define BIT_MASK_INDEX VGA_GFX_BIT_MASK /* Bit Mask Register index. */ - -#define dac_reg (VGA_PEL_IW) -#define dac_val (VGA_PEL_D) - #define VGA_FB_PHYS 0xA0000 #define VGA_FB_PHYS_LEN 65536 @@ -108,7 +96,7 @@ static struct fb_fix_screeninfo vga16fb_fix __initdata = { .visual = FB_VISUAL_PSEUDOCOLOR, .xpanstep = 8, .ypanstep = 1, - .line_length = 640/8, + .line_length = 640 / 8, .accel = FB_ACCEL_NONE }; @@ -135,23 +123,22 @@ static inline int setmode(int mode) { int oldmode; - vga_io_w(GRAPHICS_ADDR_REG, GRAPHICS_MODE_INDEX); - oldmode = vga_io_r(GRAPHICS_DATA_REG); - vga_io_w(GRAPHICS_DATA_REG, mode); + oldmode = vga_io_rgfx(VGA_GFX_MODE); + vga_io_w(VGA_GFX_D, mode); return oldmode; } /* Select the Bit Mask Register and return its value. */ static inline int selectmask(void) { - return vga_io_rgfx(BIT_MASK_INDEX); + return vga_io_rgfx(VGA_GFX_BIT_MASK); } /* Set the value of the Bit Mask Register. It must already have been selected with selectmask(). */ static inline void setmask(int mask) { - vga_io_w(GRAPHICS_DATA_REG, mask); + vga_io_w(VGA_GFX_D, mask); } /* Set the Data Rotate Register and return its old value. @@ -161,9 +148,8 @@ static inline int setop(int op) { int oldop; - vga_io_w(GRAPHICS_ADDR_REG, DATA_ROTATE_INDEX); - oldop = vga_io_r(GRAPHICS_DATA_REG); - vga_io_w(GRAPHICS_DATA_REG, op); + oldop = vga_io_rgfx(VGA_GFX_DATA_ROTATE); + vga_io_w(VGA_GFX_D, op); return oldop; } @@ -173,9 +159,8 @@ static inline int setsr(int sr) { int oldsr; - vga_io_w(GRAPHICS_ADDR_REG, ENABLE_SET_RESET_INDEX); - oldsr = vga_io_r(GRAPHICS_DATA_REG); - vga_io_w(GRAPHICS_DATA_REG, sr); + oldsr = vga_io_rgfx(VGA_GFX_SR_ENABLE); + vga_io_w(VGA_GFX_D, sr); return oldsr; } @@ -184,22 +169,21 @@ static inline int setcolor(int color) { int oldcolor; - vga_io_w(GRAPHICS_ADDR_REG, SET_RESET_INDEX); - oldcolor = vga_io_r(GRAPHICS_DATA_REG); - vga_io_w(GRAPHICS_DATA_REG, color); + oldcolor = vga_io_rgfx(VGA_GFX_SR_VALUE); + vga_io_w(VGA_GFX_D, color); return oldcolor; } /* Return the value in the Graphics Address Register. */ static inline int getindex(void) { - return vga_io_r(GRAPHICS_ADDR_REG); + return vga_io_r(VGA_GFX_I); } /* Set the value in the Graphics Address Register. */ static inline void setindex(int index) { - vga_io_w(GRAPHICS_ADDR_REG, index); + vga_io_w(VGA_GFX_I, index); } static void vga16fb_pan_var(struct fb_info *info, @@ -672,10 +656,10 @@ static void ega16_setpalette(int regno, unsigned red, unsigned green, unsigned b static void vga16_setpalette(int regno, unsigned red, unsigned green, unsigned blue) { - outb(regno, dac_reg); - outb(red >> 10, dac_val); - outb(green >> 10, dac_val); - outb(blue >> 10, dac_val); + outb(regno, VGA_PEL_IW); + outb(red >> 10, VGA_PEL_D); + outb(green >> 10, VGA_PEL_D); + outb(blue >> 10, VGA_PEL_D); } static int vga16fb_setcolreg(unsigned regno, unsigned red, unsigned green, @@ -719,28 +703,15 @@ static int vga16fb_pan_display(struct fb_var_screeninfo *var, blanking code was originally by Huang shi chao, and modified by Christoph Rimek (chrimek@toppoint.de) and todd j. derr (tjd@barefoot.org) for Linux. */ -#define attrib_port VGA_ATC_IW -#define seq_port_reg VGA_SEQ_I -#define seq_port_val VGA_SEQ_D -#define gr_port_reg VGA_GFX_I -#define gr_port_val VGA_GFX_D -#define video_misc_rd VGA_MIS_R -#define video_misc_wr VGA_MIS_W -#define vga_video_port_reg VGA_CRT_IC -#define vga_video_port_val VGA_CRT_DC static void vga_vesa_blank(struct vga16fb_par *par, int mode) { - unsigned char SeqCtrlIndex; - unsigned char CrtCtrlIndex; + unsigned char SeqCtrlIndex = vga_io_r(VGA_SEQ_I); + unsigned char CrtCtrlIndex = vga_io_r(VGA_CRT_IC); - //cli(); - SeqCtrlIndex = vga_io_r(seq_port_reg); - CrtCtrlIndex = vga_io_r(vga_video_port_reg); - /* save original values of VGA controller registers */ if(!par->vesa_blanked) { - par->vga_state.CrtMiscIO = vga_io_r(video_misc_rd); + par->vga_state.CrtMiscIO = vga_io_r(VGA_MIS_R); //sti(); par->vga_state.HorizontalTotal = vga_io_rcrt(0x00); /* HorizontalTotal */ @@ -756,12 +727,11 @@ static void vga_vesa_blank(struct vga16fb_par *par, int mode) /* assure that video is enabled */ /* "0x20" is VIDEO_ENABLE_bit in register 01 of sequencer */ - //cli(); vga_io_wseq(0x01, par->vga_state.ClockingMode | 0x20); /* test for vertical retrace in process.... */ if ((par->vga_state.CrtMiscIO & 0x80) == 0x80) - vga_io_w(video_misc_wr, par->vga_state.CrtMiscIO & 0xef); + vga_io_w(VGA_MIS_W, par->vga_state.CrtMiscIO & 0xef); /* * Set <End of vertical retrace> to minimum (0) and @@ -769,12 +739,10 @@ static void vga_vesa_blank(struct vga16fb_par *par, int mode) * Result: turn off vertical sync (VSync) pulse. */ if (mode & FB_BLANK_VSYNC_SUSPEND) { - outb_p(0x10,vga_video_port_reg); /* StartVertRetrace */ - outb_p(0xff,vga_video_port_val); /* maximum value */ - outb_p(0x11,vga_video_port_reg); /* EndVertRetrace */ - outb_p(0x40,vga_video_port_val); /* minimum (bits 0..3) */ - outb_p(0x07,vga_video_port_reg); /* Overflow */ - outb_p(par->vga_state.Overflow | 0x84,vga_video_port_val); /* bits 9,10 of vert. retrace */ + vga_io_wcrt(VGA_CRTC_V_SYNC_START, 0xff); + vga_io_wcrt(VGA_CRTC_V_SYNC_END, 0x40); + /* bits 9,10 of vert. retrace */ + vga_io_wcrt(VGA_CRTC_OVERFLOW, par->vga_state.Overflow | 0x84); } if (mode & FB_BLANK_HSYNC_SUSPEND) { @@ -783,29 +751,22 @@ static void vga_vesa_blank(struct vga16fb_par *par, int mode) * <Start of horizontal Retrace> to maximum * Result: turn off horizontal sync (HSync) pulse. */ - outb_p(0x04,vga_video_port_reg); /* StartHorizRetrace */ - outb_p(0xff,vga_video_port_val); /* maximum */ - outb_p(0x05,vga_video_port_reg); /* EndHorizRetrace */ - outb_p(0x00,vga_video_port_val); /* minimum (0) */ + vga_io_wcrt(VGA_CRTC_H_SYNC_START, 0xff); + vga_io_wcrt(VGA_CRTC_H_SYNC_END, 0x00); } /* restore both index registers */ - outb_p(SeqCtrlIndex,seq_port_reg); - outb_p(CrtCtrlIndex,vga_video_port_reg); - //sti(); + outb_p(SeqCtrlIndex, VGA_SEQ_I); + outb_p(CrtCtrlIndex, VGA_CRT_IC); } static void vga_vesa_unblank(struct vga16fb_par *par) { - unsigned char SeqCtrlIndex; - unsigned char CrtCtrlIndex; + unsigned char SeqCtrlIndex = vga_io_r(VGA_SEQ_I); + unsigned char CrtCtrlIndex = vga_io_r(VGA_CRT_IC); - //cli(); - SeqCtrlIndex = vga_io_r(seq_port_reg); - CrtCtrlIndex = vga_io_r(vga_video_port_reg); - /* restore original values of VGA controller registers */ - vga_io_w(video_misc_wr, par->vga_state.CrtMiscIO); + vga_io_w(VGA_MIS_W, par->vga_state.CrtMiscIO); /* HorizontalTotal */ vga_io_wcrt(0x00, par->vga_state.HorizontalTotal); @@ -827,9 +788,8 @@ static void vga_vesa_unblank(struct vga16fb_par *par) vga_io_wseq(0x01, par->vga_state.ClockingMode); /* restore index/control registers */ - vga_io_w(seq_port_reg, SeqCtrlIndex); - vga_io_w(vga_video_port_reg, CrtCtrlIndex); - //sti(); + vga_io_w(VGA_SEQ_I, SeqCtrlIndex); + vga_io_w(VGA_CRT_IC, CrtCtrlIndex); } static void vga_pal_blank(void) @@ -837,10 +797,10 @@ static void vga_pal_blank(void) int i; for (i=0; i<16; i++) { - outb_p (i, dac_reg) ; - outb_p (0, dac_val) ; - outb_p (0, dac_val) ; - outb_p (0, dac_val) ; + outb_p(i, VGA_PEL_IW); + outb_p(0, VGA_PEL_D); + outb_p(0, VGA_PEL_D); + outb_p(0, VGA_PEL_D); } } @@ -1087,12 +1047,15 @@ static void vga16fb_copyarea(struct fb_info *info, const struct fb_copyarea *are width = x2 - dx; height = y2 - dy; + if (sx + dx < old_dx || sy + dy < old_dy) + return; + /* update sx1,sy1 */ sx += (dx - old_dx); sy += (dy - old_dy); /* the source must be completely inside the virtual screen */ - if (sx < 0 || sy < 0 || (sx + width) > vxres || (sy + height) > vyres) + if (sx + width > vxres || sy + height > vyres) return; switch (info->fix.type) { @@ -1482,6 +1445,7 @@ static void __exit vga16fb_exit(void) platform_driver_unregister(&vga16fb_driver); } +MODULE_DESCRIPTION("Legacy VGA framebuffer device driver"); MODULE_LICENSE("GPL"); module_init(vga16fb_init); module_exit(vga16fb_exit); diff --git a/drivers/video/w100fb.c b/drivers/video/w100fb.c index 30469bf..d0674f1 100644 --- a/drivers/video/w100fb.c +++ b/drivers/video/w100fb.c @@ -1003,6 +1003,7 @@ static struct w100_pll_info xtal_14318000[] = { static struct w100_pll_info xtal_16000000[] = { /*freq M N_int N_fac tfgoal lock_time */ { 72, 1, 8, 0, 0xe0, 48}, /* tfgoal guessed */ + { 80, 1, 9, 0, 0xe0, 13}, /* tfgoal guessed */ { 95, 1, 10, 7, 0xe0, 38}, /* tfgoal guessed */ { 96, 1, 11, 0, 0xe0, 36}, /* tfgoal guessed */ { 0, 0, 0, 0, 0, 0}, diff --git a/drivers/video/xen-fbfront.c b/drivers/video/xen-fbfront.c index 619a6f8..47ed39b 100644 --- a/drivers/video/xen-fbfront.c +++ b/drivers/video/xen-fbfront.c @@ -18,6 +18,7 @@ * frame buffer. */ +#include <linux/console.h> #include <linux/kernel.h> #include <linux/errno.h> #include <linux/fb.h> @@ -42,37 +43,68 @@ struct xenfb_info { struct xenfb_page *page; unsigned long *mfns; int update_wanted; /* XENFB_TYPE_UPDATE wanted */ + int feature_resize; /* XENFB_TYPE_RESIZE ok */ + struct xenfb_resize resize; /* protected by resize_lock */ + int resize_dpy; /* ditto */ + spinlock_t resize_lock; struct xenbus_device *xbdev; }; -static u32 xenfb_mem_len = XENFB_WIDTH * XENFB_HEIGHT * XENFB_DEPTH / 8; +#define XENFB_DEFAULT_FB_LEN (XENFB_WIDTH * XENFB_HEIGHT * XENFB_DEPTH / 8) +enum { KPARAM_MEM, KPARAM_WIDTH, KPARAM_HEIGHT, KPARAM_CNT }; +static int video[KPARAM_CNT] = { 2, XENFB_WIDTH, XENFB_HEIGHT }; +module_param_array(video, int, NULL, 0); +MODULE_PARM_DESC(video, + "Video memory size in MB, width, height in pixels (default 2,800,600)"); + +static void xenfb_make_preferred_console(void); static int xenfb_remove(struct xenbus_device *); -static void xenfb_init_shared_page(struct xenfb_info *); +static void xenfb_init_shared_page(struct xenfb_info *, struct fb_info *); static int xenfb_connect_backend(struct xenbus_device *, struct xenfb_info *); static void xenfb_disconnect_backend(struct xenfb_info *); +static void xenfb_send_event(struct xenfb_info *info, + union xenfb_out_event *event) +{ + u32 prod; + + prod = info->page->out_prod; + /* caller ensures !xenfb_queue_full() */ + mb(); /* ensure ring space available */ + XENFB_OUT_RING_REF(info->page, prod) = *event; + wmb(); /* ensure ring contents visible */ + info->page->out_prod = prod + 1; + + notify_remote_via_irq(info->irq); +} + static void xenfb_do_update(struct xenfb_info *info, int x, int y, int w, int h) { union xenfb_out_event event; - u32 prod; + memset(&event, 0, sizeof(event)); event.type = XENFB_TYPE_UPDATE; event.update.x = x; event.update.y = y; event.update.width = w; event.update.height = h; - prod = info->page->out_prod; /* caller ensures !xenfb_queue_full() */ - mb(); /* ensure ring space available */ - XENFB_OUT_RING_REF(info->page, prod) = event; - wmb(); /* ensure ring contents visible */ - info->page->out_prod = prod + 1; + xenfb_send_event(info, &event); +} - notify_remote_via_irq(info->irq); +static void xenfb_do_resize(struct xenfb_info *info) +{ + union xenfb_out_event event; + + memset(&event, 0, sizeof(event)); + event.resize = info->resize; + + /* caller ensures !xenfb_queue_full() */ + xenfb_send_event(info, &event); } static int xenfb_queue_full(struct xenfb_info *info) @@ -84,12 +116,28 @@ static int xenfb_queue_full(struct xenfb_info *info) return prod - cons == XENFB_OUT_RING_LEN; } +static void xenfb_handle_resize_dpy(struct xenfb_info *info) +{ + unsigned long flags; + + spin_lock_irqsave(&info->resize_lock, flags); + if (info->resize_dpy) { + if (!xenfb_queue_full(info)) { + info->resize_dpy = 0; + xenfb_do_resize(info); + } + } + spin_unlock_irqrestore(&info->resize_lock, flags); +} + static void xenfb_refresh(struct xenfb_info *info, int x1, int y1, int w, int h) { unsigned long flags; - int y2 = y1 + h - 1; int x2 = x1 + w - 1; + int y2 = y1 + h - 1; + + xenfb_handle_resize_dpy(info); if (!info->update_wanted) return; @@ -222,6 +270,57 @@ static ssize_t xenfb_write(struct fb_info *p, const char __user *buf, return res; } +static int +xenfb_check_var(struct fb_var_screeninfo *var, struct fb_info *info) +{ + struct xenfb_info *xenfb_info; + int required_mem_len; + + xenfb_info = info->par; + + if (!xenfb_info->feature_resize) { + if (var->xres == video[KPARAM_WIDTH] && + var->yres == video[KPARAM_HEIGHT] && + var->bits_per_pixel == xenfb_info->page->depth) { + return 0; + } + return -EINVAL; + } + + /* Can't resize past initial width and height */ + if (var->xres > video[KPARAM_WIDTH] || var->yres > video[KPARAM_HEIGHT]) + return -EINVAL; + + required_mem_len = var->xres * var->yres * xenfb_info->page->depth / 8; + if (var->bits_per_pixel == xenfb_info->page->depth && + var->xres <= info->fix.line_length / (XENFB_DEPTH / 8) && + required_mem_len <= info->fix.smem_len) { + var->xres_virtual = var->xres; + var->yres_virtual = var->yres; + return 0; + } + return -EINVAL; +} + +static int xenfb_set_par(struct fb_info *info) +{ + struct xenfb_info *xenfb_info; + unsigned long flags; + + xenfb_info = info->par; + + spin_lock_irqsave(&xenfb_info->resize_lock, flags); + xenfb_info->resize.type = XENFB_TYPE_RESIZE; + xenfb_info->resize.width = info->var.xres; + xenfb_info->resize.height = info->var.yres; + xenfb_info->resize.stride = info->fix.line_length; + xenfb_info->resize.depth = info->var.bits_per_pixel; + xenfb_info->resize.offset = 0; + xenfb_info->resize_dpy = 1; + spin_unlock_irqrestore(&xenfb_info->resize_lock, flags); + return 0; +} + static struct fb_ops xenfb_fb_ops = { .owner = THIS_MODULE, .fb_read = fb_sys_read, @@ -230,6 +329,8 @@ static struct fb_ops xenfb_fb_ops = { .fb_fillrect = xenfb_fillrect, .fb_copyarea = xenfb_copyarea, .fb_imageblit = xenfb_imageblit, + .fb_check_var = xenfb_check_var, + .fb_set_par = xenfb_set_par, }; static irqreturn_t xenfb_event_handler(int rq, void *dev_id) @@ -258,6 +359,8 @@ static int __devinit xenfb_probe(struct xenbus_device *dev, { struct xenfb_info *info; struct fb_info *fb_info; + int fb_size; + int val; int ret; info = kzalloc(sizeof(*info), GFP_KERNEL); @@ -265,18 +368,35 @@ static int __devinit xenfb_probe(struct xenbus_device *dev, xenbus_dev_fatal(dev, -ENOMEM, "allocating info structure"); return -ENOMEM; } + + /* Limit kernel param videoram amount to what is in xenstore */ + if (xenbus_scanf(XBT_NIL, dev->otherend, "videoram", "%d", &val) == 1) { + if (val < video[KPARAM_MEM]) + video[KPARAM_MEM] = val; + } + + /* If requested res does not fit in available memory, use default */ + fb_size = video[KPARAM_MEM] * 1024 * 1024; + if (video[KPARAM_WIDTH] * video[KPARAM_HEIGHT] * XENFB_DEPTH / 8 + > fb_size) { + video[KPARAM_WIDTH] = XENFB_WIDTH; + video[KPARAM_HEIGHT] = XENFB_HEIGHT; + fb_size = XENFB_DEFAULT_FB_LEN; + } + dev->dev.driver_data = info; info->xbdev = dev; info->irq = -1; info->x1 = info->y1 = INT_MAX; spin_lock_init(&info->dirty_lock); + spin_lock_init(&info->resize_lock); - info->fb = vmalloc(xenfb_mem_len); + info->fb = vmalloc(fb_size); if (info->fb == NULL) goto error_nomem; - memset(info->fb, 0, xenfb_mem_len); + memset(info->fb, 0, fb_size); - info->nr_pages = (xenfb_mem_len + PAGE_SIZE - 1) >> PAGE_SHIFT; + info->nr_pages = (fb_size + PAGE_SIZE - 1) >> PAGE_SHIFT; info->mfns = vmalloc(sizeof(unsigned long) * info->nr_pages); if (!info->mfns) @@ -287,8 +407,6 @@ static int __devinit xenfb_probe(struct xenbus_device *dev, if (!info->page) goto error_nomem; - xenfb_init_shared_page(info); - /* abusing framebuffer_alloc() to allocate pseudo_palette */ fb_info = framebuffer_alloc(sizeof(u32) * 256, NULL); if (fb_info == NULL) @@ -301,9 +419,9 @@ static int __devinit xenfb_probe(struct xenbus_device *dev, fb_info->screen_base = info->fb; fb_info->fbops = &xenfb_fb_ops; - fb_info->var.xres_virtual = fb_info->var.xres = info->page->width; - fb_info->var.yres_virtual = fb_info->var.yres = info->page->height; - fb_info->var.bits_per_pixel = info->page->depth; + fb_info->var.xres_virtual = fb_info->var.xres = video[KPARAM_WIDTH]; + fb_info->var.yres_virtual = fb_info->var.yres = video[KPARAM_HEIGHT]; + fb_info->var.bits_per_pixel = XENFB_DEPTH; fb_info->var.red = (struct fb_bitfield){16, 8, 0}; fb_info->var.green = (struct fb_bitfield){8, 8, 0}; @@ -315,9 +433,9 @@ static int __devinit xenfb_probe(struct xenbus_device *dev, fb_info->var.vmode = FB_VMODE_NONINTERLACED; fb_info->fix.visual = FB_VISUAL_TRUECOLOR; - fb_info->fix.line_length = info->page->line_length; + fb_info->fix.line_length = fb_info->var.xres * XENFB_DEPTH / 8; fb_info->fix.smem_start = 0; - fb_info->fix.smem_len = xenfb_mem_len; + fb_info->fix.smem_len = fb_size; strcpy(fb_info->fix.id, "xen"); fb_info->fix.type = FB_TYPE_PACKED_PIXELS; fb_info->fix.accel = FB_ACCEL_NONE; @@ -334,6 +452,8 @@ static int __devinit xenfb_probe(struct xenbus_device *dev, fb_info->fbdefio = &xenfb_defio; fb_deferred_io_init(fb_info); + xenfb_init_shared_page(info, fb_info); + ret = register_framebuffer(fb_info); if (ret) { fb_deferred_io_cleanup(fb_info); @@ -348,6 +468,7 @@ static int __devinit xenfb_probe(struct xenbus_device *dev, if (ret < 0) goto error; + xenfb_make_preferred_console(); return 0; error_nomem: @@ -358,12 +479,34 @@ static int __devinit xenfb_probe(struct xenbus_device *dev, return ret; } +static __devinit void +xenfb_make_preferred_console(void) +{ + struct console *c; + + if (console_set_on_cmdline) + return; + + acquire_console_sem(); + for (c = console_drivers; c; c = c->next) { + if (!strcmp(c->name, "tty") && c->index == 0) + break; + } + release_console_sem(); + if (c) { + unregister_console(c); + c->flags |= CON_CONSDEV; + c->flags &= ~CON_PRINTBUFFER; /* don't print again */ + register_console(c); + } +} + static int xenfb_resume(struct xenbus_device *dev) { struct xenfb_info *info = dev->dev.driver_data; xenfb_disconnect_backend(info); - xenfb_init_shared_page(info); + xenfb_init_shared_page(info, info->fb_info); return xenfb_connect_backend(dev, info); } @@ -391,20 +534,23 @@ static unsigned long vmalloc_to_mfn(void *address) return pfn_to_mfn(vmalloc_to_pfn(address)); } -static void xenfb_init_shared_page(struct xenfb_info *info) +static void xenfb_init_shared_page(struct xenfb_info *info, + struct fb_info *fb_info) { int i; + int epd = PAGE_SIZE / sizeof(info->mfns[0]); for (i = 0; i < info->nr_pages; i++) info->mfns[i] = vmalloc_to_mfn(info->fb + i * PAGE_SIZE); - info->page->pd[0] = vmalloc_to_mfn(info->mfns); - info->page->pd[1] = 0; - info->page->width = XENFB_WIDTH; - info->page->height = XENFB_HEIGHT; - info->page->depth = XENFB_DEPTH; - info->page->line_length = (info->page->depth / 8) * info->page->width; - info->page->mem_length = xenfb_mem_len; + for (i = 0; i * epd < info->nr_pages; i++) + info->page->pd[i] = vmalloc_to_mfn(&info->mfns[i * epd]); + + info->page->width = fb_info->var.xres; + info->page->height = fb_info->var.yres; + info->page->depth = fb_info->var.bits_per_pixel; + info->page->line_length = fb_info->fix.line_length; + info->page->mem_length = fb_info->fix.smem_len; info->page->in_cons = info->page->in_prod = 0; info->page->out_cons = info->page->out_prod = 0; } @@ -504,6 +650,11 @@ InitWait: val = 0; if (val) info->update_wanted = 1; + + if (xenbus_scanf(XBT_NIL, dev->otherend, + "feature-resize", "%d", &val) < 0) + val = 0; + info->feature_resize = val; break; case XenbusStateClosing: @@ -547,4 +698,6 @@ static void __exit xenfb_cleanup(void) module_init(xenfb_init); module_exit(xenfb_cleanup); +MODULE_DESCRIPTION("Xen virtual framebuffer device frontend"); MODULE_LICENSE("GPL"); +MODULE_ALIAS("xen:vfb"); |