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path: root/drivers/ide/pci/pdc202xx_old.c
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Diffstat (limited to 'drivers/ide/pci/pdc202xx_old.c')
-rw-r--r--drivers/ide/pci/pdc202xx_old.c187
1 files changed, 63 insertions, 124 deletions
diff --git a/drivers/ide/pci/pdc202xx_old.c b/drivers/ide/pci/pdc202xx_old.c
index e19a891171c..29306121dc4 100644
--- a/drivers/ide/pci/pdc202xx_old.c
+++ b/drivers/ide/pci/pdc202xx_old.c
@@ -1,5 +1,5 @@
/*
- * linux/drivers/ide/pci/pdc202xx_old.c Version 0.51 Jul 27, 2007
+ * linux/drivers/ide/pci/pdc202xx_old.c Version 0.52 Aug 27, 2007
*
* Copyright (C) 1998-2002 Andre Hedrick <andre@linux-ide.org>
* Copyright (C) 2006-2007 MontaVista Software, Inc.
@@ -63,12 +63,11 @@ static const char *pdc_quirk_drives[] = {
static void pdc_old_disable_66MHz_clock(ide_hwif_t *);
-static int pdc202xx_tune_chipset (ide_drive_t *drive, u8 xferspeed)
+static void pdc202xx_set_mode(ide_drive_t *drive, const u8 speed)
{
ide_hwif_t *hwif = HWIF(drive);
struct pci_dev *dev = hwif->pci_dev;
u8 drive_pci = 0x60 + (drive->dn << 2);
- u8 speed = ide_rate_filter(drive, xferspeed);
u8 AP = 0, BP = 0, CP = 0;
u8 TA = 0, TB = 0, TC = 0;
@@ -98,9 +97,6 @@ static int pdc202xx_tune_chipset (ide_drive_t *drive, u8 xferspeed)
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_SW_DMA_2: TB = 0x60; TC = 0x05; break;
- case XFER_SW_DMA_1: TB = 0x80; TC = 0x06; break;
- case XFER_SW_DMA_0: TB = 0xC0; TC = 0x0B; 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;
@@ -139,14 +135,11 @@ static int pdc202xx_tune_chipset (ide_drive_t *drive, u8 xferspeed)
pci_read_config_dword(dev, drive_pci, &drive_conf);
printk("0x%08x\n", drive_conf);
#endif
-
- return ide_config_drive_speed(drive, speed);
}
-static void pdc202xx_tune_drive(ide_drive_t *drive, u8 pio)
+static void pdc202xx_set_pio_mode(ide_drive_t *drive, const u8 pio)
{
- pio = ide_get_best_pio_mode(drive, pio, 4);
- pdc202xx_tune_chipset(drive, XFER_PIO_0 + pio);
+ pdc202xx_set_mode(drive, XFER_PIO_0 + pio);
}
static u8 pdc202xx_old_cable_detect (ide_hwif_t *hwif)
@@ -183,19 +176,6 @@ static void pdc_old_disable_66MHz_clock(ide_hwif_t *hwif)
outb(clock & ~(hwif->channel ? 0x08 : 0x02), clock_reg);
}
-static int pdc202xx_config_drive_xfer_rate (ide_drive_t *drive)
-{
- drive->init_speed = 0;
-
- if (ide_tune_dma(drive))
- return 0;
-
- if (ide_use_fast_pio(drive))
- pdc202xx_tune_drive(drive, 255);
-
- return -1;
-}
-
static int pdc202xx_quirkproc (ide_drive_t *drive)
{
const char **list, *model = drive->id->model;
@@ -307,10 +287,11 @@ 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);
- pdc202xx_tune_drive(drive, 255);
+
+ ide_set_max_pio(drive);
}
static unsigned int __devinit init_chipset_pdc202xx(struct pci_dev *dev,
@@ -328,28 +309,17 @@ static void __devinit init_hwif_pdc202xx(ide_hwif_t *hwif)
(dev->device == PCI_DEVICE_ID_PROMISE_20265))
hwif->rqsize = 256;
- hwif->autodma = 0;
- hwif->tuneproc = &pdc202xx_tune_drive;
+ hwif->set_pio_mode = &pdc202xx_set_pio_mode;
+ hwif->set_dma_mode = &pdc202xx_set_mode;
+
hwif->quirkproc = &pdc202xx_quirkproc;
if (hwif->pci_dev->device != PCI_DEVICE_ID_PROMISE_20246)
hwif->resetproc = &pdc202xx_reset;
- hwif->speedproc = &pdc202xx_tune_chipset;
-
- hwif->err_stops_fifo = 1;
-
- hwif->drives[0].autotune = hwif->drives[1].autotune = 1;
-
if (hwif->dma_base == 0)
return;
- hwif->ultra_mask = hwif->cds->udma_mask;
- hwif->mwdma_mask = 0x07;
- hwif->swdma_mask = 0x07;
- hwif->atapi_dma = 1;
-
- hwif->ide_dma_check = &pdc202xx_config_drive_xfer_rate;
hwif->dma_lost_irq = &pdc202xx_dma_lost_irq;
hwif->dma_timeout = &pdc202xx_dma_timeout;
@@ -361,10 +331,6 @@ static void __devinit init_hwif_pdc202xx(ide_hwif_t *hwif)
hwif->ide_dma_end = &pdc202xx_old_ide_dma_end;
}
hwif->ide_dma_test_irq = &pdc202xx_old_ide_dma_test_irq;
-
- if (!noautodma)
- hwif->autodma = 1;
- hwif->drives[0].autodma = hwif->drives[1].autodma = hwif->autodma;
}
static void __devinit init_dma_pdc202xx(ide_hwif_t *hwif, unsigned long dmabase)
@@ -399,8 +365,8 @@ static void __devinit init_dma_pdc202xx(ide_hwif_t *hwif, unsigned long dmabase)
ide_setup_dma(hwif, dmabase, 8);
}
-static int __devinit init_setup_pdc202ata4(struct pci_dev *dev,
- ide_pci_device_t *d)
+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;
@@ -410,90 +376,44 @@ static int __devinit init_setup_pdc202ata4(struct pci_dev *dev,
if (irq != irq2) {
pci_write_config_byte(dev,
(PCI_INTERRUPT_LINE)|0x80, irq); /* 0xbc */
- printk(KERN_INFO "%s: pci-config space interrupt "
- "mirror fixed.\n", d->name);
+ printk(KERN_INFO "%s: PCI config space interrupt "
+ "mirror fixed\n", name);
}
}
- return ide_setup_pci_device(dev, d);
}
-static int __devinit init_setup_pdc20265(struct pci_dev *dev,
- ide_pci_device_t *d)
-{
- if ((dev->bus->self) &&
- (dev->bus->self->vendor == PCI_VENDOR_ID_INTEL) &&
- ((dev->bus->self->device == PCI_DEVICE_ID_INTEL_I960) ||
- (dev->bus->self->device == PCI_DEVICE_ID_INTEL_I960RM))) {
- printk(KERN_INFO "ide: Skipping Promise PDC20265 "
- "attached to I2O RAID controller.\n");
- return -ENODEV;
+#define DECLARE_PDC2026X_DEV(name_str, udma) \
+ { \
+ .name = name_str, \
+ .init_chipset = init_chipset_pdc202xx, \
+ .init_hwif = init_hwif_pdc202xx, \
+ .init_dma = init_dma_pdc202xx, \
+ .extra = 48, \
+ .host_flags = IDE_HFLAG_ERROR_STOPS_FIFO | \
+ IDE_HFLAG_OFF_BOARD, \
+ .pio_mask = ATA_PIO4, \
+ .mwdma_mask = ATA_MWDMA2, \
+ .udma_mask = udma, \
}
- return ide_setup_pci_device(dev, d);
-}
-
-static int __devinit init_setup_pdc202xx(struct pci_dev *dev,
- ide_pci_device_t *d)
-{
- return ide_setup_pci_device(dev, d);
-}
static ide_pci_device_t pdc202xx_chipsets[] __devinitdata = {
{ /* 0 */
.name = "PDC20246",
- .init_setup = init_setup_pdc202ata4,
.init_chipset = init_chipset_pdc202xx,
.init_hwif = init_hwif_pdc202xx,
.init_dma = init_dma_pdc202xx,
- .autodma = AUTODMA,
- .bootable = OFF_BOARD,
.extra = 16,
+ .host_flags = IDE_HFLAG_ERROR_STOPS_FIFO |
+ IDE_HFLAG_OFF_BOARD,
.pio_mask = ATA_PIO4,
- .udma_mask = 0x07, /* udma0-2 */
- },{ /* 1 */
- .name = "PDC20262",
- .init_setup = init_setup_pdc202ata4,
- .init_chipset = init_chipset_pdc202xx,
- .init_hwif = init_hwif_pdc202xx,
- .init_dma = init_dma_pdc202xx,
- .autodma = AUTODMA,
- .bootable = OFF_BOARD,
- .extra = 48,
- .pio_mask = ATA_PIO4,
- .udma_mask = 0x1f, /* udma0-4 */
- },{ /* 2 */
- .name = "PDC20263",
- .init_setup = init_setup_pdc202ata4,
- .init_chipset = init_chipset_pdc202xx,
- .init_hwif = init_hwif_pdc202xx,
- .init_dma = init_dma_pdc202xx,
- .autodma = AUTODMA,
- .bootable = OFF_BOARD,
- .extra = 48,
- .pio_mask = ATA_PIO4,
- .udma_mask = 0x1f, /* udma0-4 */
- },{ /* 3 */
- .name = "PDC20265",
- .init_setup = init_setup_pdc20265,
- .init_chipset = init_chipset_pdc202xx,
- .init_hwif = init_hwif_pdc202xx,
- .init_dma = init_dma_pdc202xx,
- .autodma = AUTODMA,
- .bootable = OFF_BOARD,
- .extra = 48,
- .pio_mask = ATA_PIO4,
- .udma_mask = 0x3f, /* udma0-5 */
- },{ /* 4 */
- .name = "PDC20267",
- .init_setup = init_setup_pdc202xx,
- .init_chipset = init_chipset_pdc202xx,
- .init_hwif = init_hwif_pdc202xx,
- .init_dma = init_dma_pdc202xx,
- .autodma = AUTODMA,
- .bootable = OFF_BOARD,
- .extra = 48,
- .pio_mask = ATA_PIO4,
- .udma_mask = 0x3f, /* udma0-5 */
- }
+ .mwdma_mask = ATA_MWDMA2,
+ .udma_mask = ATA_UDMA2,
+ },
+
+ /* 1 */ DECLARE_PDC2026X_DEV("PDC20262", ATA_UDMA4),
+ /* 2 */ DECLARE_PDC2026X_DEV("PDC20263", ATA_UDMA4),
+ /* 3 */ DECLARE_PDC2026X_DEV("PDC20265", ATA_UDMA5),
+ /* 4 */ DECLARE_PDC2026X_DEV("PDC20267", ATA_UDMA5),
};
/**
@@ -507,17 +427,36 @@ static ide_pci_device_t pdc202xx_chipsets[] __devinitdata = {
static int __devinit pdc202xx_init_one(struct pci_dev *dev, const struct pci_device_id *id)
{
- ide_pci_device_t *d = &pdc202xx_chipsets[id->driver_data];
+ ide_pci_device_t *d;
+ u8 idx = id->driver_data;
+
+ d = &pdc202xx_chipsets[idx];
+
+ if (idx < 3)
+ pdc202ata4_fixup_irq(dev, d->name);
- return d->init_setup(dev, d);
+ if (idx == 3) {
+ 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 "ide: Skipping Promise PDC20265 "
+ "attached to I2O RAID controller\n");
+ return -ENODEV;
+ }
+ }
+
+ return ide_setup_pci_device(dev, d);
}
-static struct pci_device_id pdc202xx_pci_tbl[] = {
- { PCI_VENDOR_ID_PROMISE, PCI_DEVICE_ID_PROMISE_20246, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0},
- { PCI_VENDOR_ID_PROMISE, PCI_DEVICE_ID_PROMISE_20262, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 1},
- { PCI_VENDOR_ID_PROMISE, PCI_DEVICE_ID_PROMISE_20263, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 2},
- { PCI_VENDOR_ID_PROMISE, PCI_DEVICE_ID_PROMISE_20265, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 3},
- { PCI_VENDOR_ID_PROMISE, PCI_DEVICE_ID_PROMISE_20267, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 4},
+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), 2 },
+ { PCI_VDEVICE(PROMISE, PCI_DEVICE_ID_PROMISE_20265), 3 },
+ { PCI_VDEVICE(PROMISE, PCI_DEVICE_ID_PROMISE_20267), 4 },
{ 0, },
};
MODULE_DEVICE_TABLE(pci, pdc202xx_pci_tbl);
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-22 01:41:22 +0000