diff options
author | Finn Thain <fthain@telegraphics.com.au> | 2011-10-23 14:11:10 (GMT) |
---|---|---|
committer | Geert Uytterhoeven <geert@linux-m68k.org> | 2012-01-22 13:50:02 (GMT) |
commit | d9070fc4997e255532f0519709c9326d043501b2 (patch) | |
tree | 1cd30e10b0bb52027ab1904509fd8d36fbd49f6b /drivers/video | |
parent | aa557875cc6ed78a8c6035dffa354a09d48b16f6 (diff) | |
download | linux-fsl-qoriq-d9070fc4997e255532f0519709c9326d043501b2.tar.xz |
macfb: fix black and white modes
macfb won't init in black & white modes since fb_alloc_cmap() no longer
works for zero cmap length. Fix this and also clean up a few printk's and
some stylistic inconsistencies.
Signed-off-by: Finn Thain <fthain@telegraphics.com.au>
Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
Diffstat (limited to 'drivers/video')
-rw-r--r-- | drivers/video/macfb.c | 60 |
1 files changed, 28 insertions, 32 deletions
diff --git a/drivers/video/macfb.c b/drivers/video/macfb.c index 43207cc..fe01add 100644 --- a/drivers/video/macfb.c +++ b/drivers/video/macfb.c @@ -592,12 +592,12 @@ static int __init macfb_init(void) if (!fb_info.screen_base) return -ENODEV; - printk("macfb: framebuffer at 0x%08lx, mapped to 0x%p, size %dk\n", - macfb_fix.smem_start, fb_info.screen_base, - macfb_fix.smem_len / 1024); - printk("macfb: mode is %dx%dx%d, linelength=%d\n", - macfb_defined.xres, macfb_defined.yres, - macfb_defined.bits_per_pixel, macfb_fix.line_length); + pr_info("macfb: framebuffer at 0x%08lx, mapped to 0x%p, size %dk\n", + macfb_fix.smem_start, fb_info.screen_base, + macfb_fix.smem_len / 1024); + pr_info("macfb: mode is %dx%dx%d, linelength=%d\n", + macfb_defined.xres, macfb_defined.yres, + macfb_defined.bits_per_pixel, macfb_fix.line_length); /* Fill in the available video resolution */ macfb_defined.xres_virtual = macfb_defined.xres; @@ -613,14 +613,10 @@ static int __init macfb_init(void) switch (macfb_defined.bits_per_pixel) { case 1: - /* - * XXX: I think this will catch any program that tries - * to do FBIO_PUTCMAP when the visual is monochrome. - */ macfb_defined.red.length = macfb_defined.bits_per_pixel; macfb_defined.green.length = macfb_defined.bits_per_pixel; macfb_defined.blue.length = macfb_defined.bits_per_pixel; - video_cmap_len = 0; + video_cmap_len = 2; macfb_fix.visual = FB_VISUAL_MONO01; break; case 2: @@ -660,11 +656,10 @@ static int __init macfb_init(void) macfb_fix.visual = FB_VISUAL_TRUECOLOR; break; default: - video_cmap_len = 0; - macfb_fix.visual = FB_VISUAL_MONO01; - printk("macfb: unknown or unsupported bit depth: %d\n", + pr_err("macfb: unknown or unsupported bit depth: %d\n", macfb_defined.bits_per_pixel); - break; + err = -EINVAL; + goto fail_unmap; } /* @@ -734,8 +729,8 @@ static int __init macfb_init(void) case MAC_MODEL_Q950: strcpy(macfb_fix.id, "DAFB"); macfb_setpalette = dafb_setpalette; - macfb_defined.activate = FB_ACTIVATE_NOW; dafb_cmap_regs = ioremap(DAFB_BASE, 0x1000); + macfb_defined.activate = FB_ACTIVATE_NOW; break; /* @@ -744,8 +739,8 @@ static int __init macfb_init(void) case MAC_MODEL_LCII: strcpy(macfb_fix.id, "V8"); macfb_setpalette = v8_brazil_setpalette; - macfb_defined.activate = FB_ACTIVATE_NOW; v8_brazil_cmap_regs = ioremap(DAC_BASE, 0x1000); + macfb_defined.activate = FB_ACTIVATE_NOW; break; /* @@ -758,8 +753,8 @@ static int __init macfb_init(void) case MAC_MODEL_P600: strcpy(macfb_fix.id, "Brazil"); macfb_setpalette = v8_brazil_setpalette; - macfb_defined.activate = FB_ACTIVATE_NOW; v8_brazil_cmap_regs = ioremap(DAC_BASE, 0x1000); + macfb_defined.activate = FB_ACTIVATE_NOW; break; /* @@ -773,10 +768,10 @@ static int __init macfb_init(void) case MAC_MODEL_P520: case MAC_MODEL_P550: case MAC_MODEL_P460: - macfb_setpalette = v8_brazil_setpalette; - macfb_defined.activate = FB_ACTIVATE_NOW; strcpy(macfb_fix.id, "Sonora"); + macfb_setpalette = v8_brazil_setpalette; v8_brazil_cmap_regs = ioremap(DAC_BASE, 0x1000); + macfb_defined.activate = FB_ACTIVATE_NOW; break; /* @@ -786,10 +781,10 @@ static int __init macfb_init(void) */ case MAC_MODEL_IICI: case MAC_MODEL_IISI: - macfb_setpalette = rbv_setpalette; - macfb_defined.activate = FB_ACTIVATE_NOW; strcpy(macfb_fix.id, "RBV"); + macfb_setpalette = rbv_setpalette; rbv_cmap_regs = ioremap(DAC_BASE, 0x1000); + macfb_defined.activate = FB_ACTIVATE_NOW; break; /* @@ -797,10 +792,10 @@ static int __init macfb_init(void) */ case MAC_MODEL_Q840: case MAC_MODEL_C660: - macfb_setpalette = civic_setpalette; - macfb_defined.activate = FB_ACTIVATE_NOW; strcpy(macfb_fix.id, "Civic"); + macfb_setpalette = civic_setpalette; civic_cmap_regs = ioremap(CIVIC_BASE, 0x1000); + macfb_defined.activate = FB_ACTIVATE_NOW; break; @@ -809,26 +804,26 @@ static int __init macfb_init(void) * We think this may be like the LC II */ case MAC_MODEL_LC: + strcpy(macfb_fix.id, "LC"); if (vidtest) { macfb_setpalette = v8_brazil_setpalette; - macfb_defined.activate = FB_ACTIVATE_NOW; v8_brazil_cmap_regs = ioremap(DAC_BASE, 0x1000); + macfb_defined.activate = FB_ACTIVATE_NOW; } - strcpy(macfb_fix.id, "LC"); break; /* * We think this may be like the LC II */ case MAC_MODEL_CCL: + strcpy(macfb_fix.id, "Color Classic"); if (vidtest) { macfb_setpalette = v8_brazil_setpalette; - macfb_defined.activate = FB_ACTIVATE_NOW; v8_brazil_cmap_regs = ioremap(DAC_BASE, 0x1000); + macfb_defined.activate = FB_ACTIVATE_NOW; } - strcpy(macfb_fix.id, "Color Classic"); break; /* @@ -893,10 +888,10 @@ static int __init macfb_init(void) case MAC_MODEL_PB270C: case MAC_MODEL_PB280: case MAC_MODEL_PB280C: - macfb_setpalette = csc_setpalette; - macfb_defined.activate = FB_ACTIVATE_NOW; strcpy(macfb_fix.id, "CSC"); + macfb_setpalette = csc_setpalette; csc_cmap_regs = ioremap(CSC_BASE, 0x1000); + macfb_defined.activate = FB_ACTIVATE_NOW; break; default: @@ -918,8 +913,9 @@ static int __init macfb_init(void) if (err) goto fail_dealloc; - printk("fb%d: %s frame buffer device\n", - fb_info.node, fb_info.fix.id); + pr_info("fb%d: %s frame buffer device\n", + fb_info.node, fb_info.fix.id); + return 0; fail_dealloc: |