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author | Bartlomiej Zolnierkiewicz <bzolnier@gmail.com> | 2008-10-21 18:57:23 (GMT) |
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committer | Bartlomiej Zolnierkiewicz <bzolnier@gmail.com> | 2008-10-21 18:57:23 (GMT) |
commit | 2bfba3c444fe8b2ab1c38112a89d8f03b61136ca (patch) | |
tree | 17580eee63d868c9d6b97a6bc956a08f25631532 /drivers/ide/pci/pdc202xx_old.c | |
parent | 2515ddc6db8eb49a79f0fe5e67ff09ac7c81eab4 (diff) | |
download | linux-fsl-qoriq-2bfba3c444fe8b2ab1c38112a89d8f03b61136ca.tar.xz |
ide: remove useless subdirs from drivers/ide/
Suggested-by: Ralf Baechle <ralf@linux-mips.org>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
Diffstat (limited to 'drivers/ide/pci/pdc202xx_old.c')
-rw-r--r-- | drivers/ide/pci/pdc202xx_old.c | 453 |
1 files changed, 0 insertions, 453 deletions
diff --git a/drivers/ide/pci/pdc202xx_old.c b/drivers/ide/pci/pdc202xx_old.c deleted file mode 100644 index 799557c..0000000 --- a/drivers/ide/pci/pdc202xx_old.c +++ /dev/null @@ -1,453 +0,0 @@ -/* - * Copyright (C) 1998-2002 Andre Hedrick <andre@linux-ide.org> - * Copyright (C) 2006-2007 MontaVista Software, Inc. - * Copyright (C) 2007 Bartlomiej Zolnierkiewicz - * - * Portions Copyright (C) 1999 Promise Technology, Inc. - * Author: Frank Tiernan (frankt@promise.com) - * Released under terms of General Public License - */ - -#include <linux/types.h> -#include <linux/module.h> -#include <linux/kernel.h> -#include <linux/delay.h> -#include <linux/blkdev.h> -#include <linux/pci.h> -#include <linux/init.h> -#include <linux/ide.h> - -#include <asm/io.h> - -#define DRV_NAME "pdc202xx_old" - -#define PDC202XX_DEBUG_DRIVE_INFO 0 - -static const char *pdc_quirk_drives[] = { - "QUANTUM FIREBALLlct08 08", - "QUANTUM FIREBALLP KA6.4", - "QUANTUM FIREBALLP KA9.1", - "QUANTUM FIREBALLP LM20.4", - "QUANTUM FIREBALLP KX13.6", - "QUANTUM FIREBALLP KX20.5", - "QUANTUM FIREBALLP KX27.3", - "QUANTUM FIREBALLP LM20.5", - NULL -}; - -static void pdc_old_disable_66MHz_clock(ide_hwif_t *); - -static void pdc202xx_set_mode(ide_drive_t *drive, const u8 speed) -{ - ide_hwif_t *hwif = HWIF(drive); - struct pci_dev *dev = to_pci_dev(hwif->dev); - u8 drive_pci = 0x60 + (drive->dn << 2); - - u8 AP = 0, BP = 0, CP = 0; - u8 TA = 0, TB = 0, TC = 0; - -#if PDC202XX_DEBUG_DRIVE_INFO - u32 drive_conf = 0; - pci_read_config_dword(dev, drive_pci, &drive_conf); -#endif - - /* - * TODO: do this once per channel - */ - if (dev->device != PCI_DEVICE_ID_PROMISE_20246) - pdc_old_disable_66MHz_clock(hwif); - - pci_read_config_byte(dev, drive_pci, &AP); - pci_read_config_byte(dev, drive_pci + 1, &BP); - pci_read_config_byte(dev, drive_pci + 2, &CP); - - switch(speed) { - case XFER_UDMA_5: - case XFER_UDMA_4: TB = 0x20; TC = 0x01; break; - case XFER_UDMA_2: TB = 0x20; TC = 0x01; break; - case XFER_UDMA_3: - case XFER_UDMA_1: TB = 0x40; TC = 0x02; break; - case XFER_UDMA_0: - case XFER_MW_DMA_2: TB = 0x60; TC = 0x03; break; - case XFER_MW_DMA_1: TB = 0x60; TC = 0x04; break; - case XFER_MW_DMA_0: TB = 0xE0; TC = 0x0F; break; - case XFER_PIO_4: TA = 0x01; TB = 0x04; break; - case XFER_PIO_3: TA = 0x02; TB = 0x06; break; - case XFER_PIO_2: TA = 0x03; TB = 0x08; break; - case XFER_PIO_1: TA = 0x05; TB = 0x0C; break; - case XFER_PIO_0: - default: TA = 0x09; TB = 0x13; break; - } - - if (speed < XFER_SW_DMA_0) { - /* - * preserve SYNC_INT / ERDDY_EN bits while clearing - * Prefetch_EN / IORDY_EN / PA[3:0] bits of register A - */ - AP &= ~0x3f; - if (ata_id_iordy_disable(drive->id)) - AP |= 0x20; /* set IORDY_EN bit */ - if (drive->media == ide_disk) - AP |= 0x10; /* set Prefetch_EN bit */ - /* clear PB[4:0] bits of register B */ - BP &= ~0x1f; - pci_write_config_byte(dev, drive_pci, AP | TA); - pci_write_config_byte(dev, drive_pci + 1, BP | TB); - } else { - /* clear MB[2:0] bits of register B */ - BP &= ~0xe0; - /* clear MC[3:0] bits of register C */ - CP &= ~0x0f; - pci_write_config_byte(dev, drive_pci + 1, BP | TB); - pci_write_config_byte(dev, drive_pci + 2, CP | TC); - } - -#if PDC202XX_DEBUG_DRIVE_INFO - printk(KERN_DEBUG "%s: %s drive%d 0x%08x ", - drive->name, ide_xfer_verbose(speed), - drive->dn, drive_conf); - pci_read_config_dword(dev, drive_pci, &drive_conf); - printk("0x%08x\n", drive_conf); -#endif -} - -static void pdc202xx_set_pio_mode(ide_drive_t *drive, const u8 pio) -{ - pdc202xx_set_mode(drive, XFER_PIO_0 + pio); -} - -static u8 pdc2026x_cable_detect(ide_hwif_t *hwif) -{ - struct pci_dev *dev = to_pci_dev(hwif->dev); - u16 CIS, mask = hwif->channel ? (1 << 11) : (1 << 10); - - pci_read_config_word(dev, 0x50, &CIS); - - return (CIS & mask) ? ATA_CBL_PATA40 : ATA_CBL_PATA80; -} - -/* - * Set the control register to use the 66MHz system - * clock for UDMA 3/4/5 mode operation when necessary. - * - * FIXME: this register is shared by both channels, some locking is needed - * - * It may also be possible to leave the 66MHz clock on - * and readjust the timing parameters. - */ -static void pdc_old_enable_66MHz_clock(ide_hwif_t *hwif) -{ - unsigned long clock_reg = hwif->extra_base + 0x01; - u8 clock = inb(clock_reg); - - outb(clock | (hwif->channel ? 0x08 : 0x02), clock_reg); -} - -static void pdc_old_disable_66MHz_clock(ide_hwif_t *hwif) -{ - unsigned long clock_reg = hwif->extra_base + 0x01; - u8 clock = inb(clock_reg); - - outb(clock & ~(hwif->channel ? 0x08 : 0x02), clock_reg); -} - -static void pdc202xx_quirkproc(ide_drive_t *drive) -{ - const char **list, *m = (char *)&drive->id[ATA_ID_PROD]; - - for (list = pdc_quirk_drives; *list != NULL; list++) - if (strstr(m, *list) != NULL) { - drive->quirk_list = 2; - return; - } - - drive->quirk_list = 0; -} - -static void pdc202xx_dma_start(ide_drive_t *drive) -{ - if (drive->current_speed > XFER_UDMA_2) - pdc_old_enable_66MHz_clock(drive->hwif); - if (drive->media != ide_disk || (drive->dev_flags & IDE_DFLAG_LBA48)) { - struct request *rq = HWGROUP(drive)->rq; - ide_hwif_t *hwif = HWIF(drive); - unsigned long high_16 = hwif->extra_base - 16; - unsigned long atapi_reg = high_16 + (hwif->channel ? 0x24 : 0x20); - u32 word_count = 0; - u8 clock = inb(high_16 + 0x11); - - outb(clock | (hwif->channel ? 0x08 : 0x02), high_16 + 0x11); - word_count = (rq->nr_sectors << 8); - word_count = (rq_data_dir(rq) == READ) ? - word_count | 0x05000000 : - word_count | 0x06000000; - outl(word_count, atapi_reg); - } - ide_dma_start(drive); -} - -static int pdc202xx_dma_end(ide_drive_t *drive) -{ - if (drive->media != ide_disk || (drive->dev_flags & IDE_DFLAG_LBA48)) { - ide_hwif_t *hwif = HWIF(drive); - unsigned long high_16 = hwif->extra_base - 16; - unsigned long atapi_reg = high_16 + (hwif->channel ? 0x24 : 0x20); - u8 clock = 0; - - outl(0, atapi_reg); /* zero out extra */ - clock = inb(high_16 + 0x11); - outb(clock & ~(hwif->channel ? 0x08:0x02), high_16 + 0x11); - } - if (drive->current_speed > XFER_UDMA_2) - pdc_old_disable_66MHz_clock(drive->hwif); - return ide_dma_end(drive); -} - -static int pdc202xx_dma_test_irq(ide_drive_t *drive) -{ - ide_hwif_t *hwif = HWIF(drive); - unsigned long high_16 = hwif->extra_base - 16; - u8 dma_stat = inb(hwif->dma_base + ATA_DMA_STATUS); - u8 sc1d = inb(high_16 + 0x001d); - - if (hwif->channel) { - /* bit7: Error, bit6: Interrupting, bit5: FIFO Full, bit4: FIFO Empty */ - if ((sc1d & 0x50) == 0x50) - goto somebody_else; - else if ((sc1d & 0x40) == 0x40) - return (dma_stat & 4) == 4; - } else { - /* bit3: Error, bit2: Interrupting, bit1: FIFO Full, bit0: FIFO Empty */ - if ((sc1d & 0x05) == 0x05) - goto somebody_else; - else if ((sc1d & 0x04) == 0x04) - return (dma_stat & 4) == 4; - } -somebody_else: - return (dma_stat & 4) == 4; /* return 1 if INTR asserted */ -} - -static void pdc202xx_reset_host (ide_hwif_t *hwif) -{ - unsigned long high_16 = hwif->extra_base - 16; - u8 udma_speed_flag = inb(high_16 | 0x001f); - - outb(udma_speed_flag | 0x10, high_16 | 0x001f); - mdelay(100); - outb(udma_speed_flag & ~0x10, high_16 | 0x001f); - mdelay(2000); /* 2 seconds ?! */ - - printk(KERN_WARNING "PDC202XX: %s channel reset.\n", - hwif->channel ? "Secondary" : "Primary"); -} - -static void pdc202xx_reset (ide_drive_t *drive) -{ - ide_hwif_t *hwif = HWIF(drive); - ide_hwif_t *mate = hwif->mate; - - pdc202xx_reset_host(hwif); - pdc202xx_reset_host(mate); - - ide_set_max_pio(drive); -} - -static void pdc202xx_dma_lost_irq(ide_drive_t *drive) -{ - pdc202xx_reset(drive); - ide_dma_lost_irq(drive); -} - -static void pdc202xx_dma_timeout(ide_drive_t *drive) -{ - pdc202xx_reset(drive); - ide_dma_timeout(drive); -} - -static unsigned int init_chipset_pdc202xx(struct pci_dev *dev) -{ - unsigned long dmabase = pci_resource_start(dev, 4); - u8 udma_speed_flag = 0, primary_mode = 0, secondary_mode = 0; - - if (dmabase == 0) - goto out; - - udma_speed_flag = inb(dmabase | 0x1f); - primary_mode = inb(dmabase | 0x1a); - secondary_mode = inb(dmabase | 0x1b); - printk(KERN_INFO "%s: (U)DMA Burst Bit %sABLED " \ - "Primary %s Mode " \ - "Secondary %s Mode.\n", pci_name(dev), - (udma_speed_flag & 1) ? "EN" : "DIS", - (primary_mode & 1) ? "MASTER" : "PCI", - (secondary_mode & 1) ? "MASTER" : "PCI" ); - - if (!(udma_speed_flag & 1)) { - printk(KERN_INFO "%s: FORCING BURST BIT 0x%02x->0x%02x ", - pci_name(dev), udma_speed_flag, - (udma_speed_flag|1)); - outb(udma_speed_flag | 1, dmabase | 0x1f); - printk("%sACTIVE\n", (inb(dmabase | 0x1f) & 1) ? "" : "IN"); - } -out: - return dev->irq; -} - -static void __devinit pdc202ata4_fixup_irq(struct pci_dev *dev, - const char *name) -{ - if ((dev->class >> 8) != PCI_CLASS_STORAGE_IDE) { - u8 irq = 0, irq2 = 0; - pci_read_config_byte(dev, PCI_INTERRUPT_LINE, &irq); - /* 0xbc */ - pci_read_config_byte(dev, (PCI_INTERRUPT_LINE)|0x80, &irq2); - if (irq != irq2) { - pci_write_config_byte(dev, - (PCI_INTERRUPT_LINE)|0x80, irq); /* 0xbc */ - printk(KERN_INFO "%s %s: PCI config space interrupt " - "mirror fixed\n", name, pci_name(dev)); - } - } -} - -#define IDE_HFLAGS_PDC202XX \ - (IDE_HFLAG_ERROR_STOPS_FIFO | \ - IDE_HFLAG_OFF_BOARD) - -static const struct ide_port_ops pdc20246_port_ops = { - .set_pio_mode = pdc202xx_set_pio_mode, - .set_dma_mode = pdc202xx_set_mode, - .quirkproc = pdc202xx_quirkproc, -}; - -static const struct ide_port_ops pdc2026x_port_ops = { - .set_pio_mode = pdc202xx_set_pio_mode, - .set_dma_mode = pdc202xx_set_mode, - .quirkproc = pdc202xx_quirkproc, - .resetproc = pdc202xx_reset, - .cable_detect = pdc2026x_cable_detect, -}; - -static const struct ide_dma_ops pdc20246_dma_ops = { - .dma_host_set = ide_dma_host_set, - .dma_setup = ide_dma_setup, - .dma_exec_cmd = ide_dma_exec_cmd, - .dma_start = ide_dma_start, - .dma_end = ide_dma_end, - .dma_test_irq = pdc202xx_dma_test_irq, - .dma_lost_irq = pdc202xx_dma_lost_irq, - .dma_timeout = pdc202xx_dma_timeout, -}; - -static const struct ide_dma_ops pdc2026x_dma_ops = { - .dma_host_set = ide_dma_host_set, - .dma_setup = ide_dma_setup, - .dma_exec_cmd = ide_dma_exec_cmd, - .dma_start = pdc202xx_dma_start, - .dma_end = pdc202xx_dma_end, - .dma_test_irq = pdc202xx_dma_test_irq, - .dma_lost_irq = pdc202xx_dma_lost_irq, - .dma_timeout = pdc202xx_dma_timeout, -}; - -#define DECLARE_PDC2026X_DEV(udma, extra_flags) \ - { \ - .name = DRV_NAME, \ - .init_chipset = init_chipset_pdc202xx, \ - .port_ops = &pdc2026x_port_ops, \ - .dma_ops = &pdc2026x_dma_ops, \ - .host_flags = IDE_HFLAGS_PDC202XX | extra_flags, \ - .pio_mask = ATA_PIO4, \ - .mwdma_mask = ATA_MWDMA2, \ - .udma_mask = udma, \ - } - -static const struct ide_port_info pdc202xx_chipsets[] __devinitdata = { - { /* 0: PDC20246 */ - .name = DRV_NAME, - .init_chipset = init_chipset_pdc202xx, - .port_ops = &pdc20246_port_ops, - .dma_ops = &pdc20246_dma_ops, - .host_flags = IDE_HFLAGS_PDC202XX, - .pio_mask = ATA_PIO4, - .mwdma_mask = ATA_MWDMA2, - .udma_mask = ATA_UDMA2, - }, - - /* 1: PDC2026{2,3} */ - DECLARE_PDC2026X_DEV(ATA_UDMA4, 0), - /* 2: PDC2026{5,7} */ - DECLARE_PDC2026X_DEV(ATA_UDMA5, IDE_HFLAG_RQSIZE_256), -}; - -/** - * pdc202xx_init_one - called when a PDC202xx is found - * @dev: the pdc202xx device - * @id: the matching pci id - * - * Called when the PCI registration layer (or the IDE initialization) - * finds a device matching our IDE device tables. - */ - -static int __devinit pdc202xx_init_one(struct pci_dev *dev, const struct pci_device_id *id) -{ - const struct ide_port_info *d; - u8 idx = id->driver_data; - - d = &pdc202xx_chipsets[idx]; - - if (idx < 2) - pdc202ata4_fixup_irq(dev, d->name); - - if (dev->vendor == PCI_DEVICE_ID_PROMISE_20265) { - struct pci_dev *bridge = dev->bus->self; - - if (bridge && - bridge->vendor == PCI_VENDOR_ID_INTEL && - (bridge->device == PCI_DEVICE_ID_INTEL_I960 || - bridge->device == PCI_DEVICE_ID_INTEL_I960RM)) { - printk(KERN_INFO DRV_NAME " %s: skipping Promise " - "PDC20265 attached to I2O RAID controller\n", - pci_name(dev)); - return -ENODEV; - } - } - - return ide_pci_init_one(dev, d, NULL); -} - -static const struct pci_device_id pdc202xx_pci_tbl[] = { - { PCI_VDEVICE(PROMISE, PCI_DEVICE_ID_PROMISE_20246), 0 }, - { PCI_VDEVICE(PROMISE, PCI_DEVICE_ID_PROMISE_20262), 1 }, - { PCI_VDEVICE(PROMISE, PCI_DEVICE_ID_PROMISE_20263), 1 }, - { PCI_VDEVICE(PROMISE, PCI_DEVICE_ID_PROMISE_20265), 2 }, - { PCI_VDEVICE(PROMISE, PCI_DEVICE_ID_PROMISE_20267), 2 }, - { 0, }, -}; -MODULE_DEVICE_TABLE(pci, pdc202xx_pci_tbl); - -static struct pci_driver pdc202xx_pci_driver = { - .name = "Promise_Old_IDE", - .id_table = pdc202xx_pci_tbl, - .probe = pdc202xx_init_one, - .remove = ide_pci_remove, - .suspend = ide_pci_suspend, - .resume = ide_pci_resume, -}; - -static int __init pdc202xx_ide_init(void) -{ - return ide_pci_register_driver(&pdc202xx_pci_driver); -} - -static void __exit pdc202xx_ide_exit(void) -{ - pci_unregister_driver(&pdc202xx_pci_driver); -} - -module_init(pdc202xx_ide_init); -module_exit(pdc202xx_ide_exit); - -MODULE_AUTHOR("Andre Hedrick, Frank Tiernan"); -MODULE_DESCRIPTION("PCI driver module for older Promise IDE"); -MODULE_LICENSE("GPL"); |