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path: root/drivers/ide/pci/pdc202xx_new.c
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Diffstat (limited to 'drivers/ide/pci/pdc202xx_new.c')
-rw-r--r--drivers/ide/pci/pdc202xx_new.c201
1 files changed, 67 insertions, 134 deletions
diff --git a/drivers/ide/pci/pdc202xx_new.c b/drivers/ide/pci/pdc202xx_new.c
index 8704b6f3331..d1e7823454f 100644
--- a/drivers/ide/pci/pdc202xx_new.c
+++ b/drivers/ide/pci/pdc202xx_new.c
@@ -332,16 +332,12 @@ static long __devinit detect_pll_input_clock(unsigned long dma_base)
static void __devinit apple_kiwi_init(struct pci_dev *pdev)
{
struct device_node *np = pci_device_to_OF_node(pdev);
- unsigned int class_rev = 0;
u8 conf;
if (np == NULL || !of_device_is_compatible(np, "kiwi-root"))
return;
- pci_read_config_dword(pdev, PCI_CLASS_REVISION, &class_rev);
- class_rev &= 0xff;
-
- if (class_rev >= 0x03) {
+ if (pdev->revision >= 0x03) {
/* Setup chip magic config stuff (from darwin) */
pci_read_config_byte (pdev, 0x40, &conf);
pci_write_config_byte(pdev, 0x40, (conf | 0x01));
@@ -475,32 +471,76 @@ static void __devinit init_hwif_pdc202new(ide_hwif_t *hwif)
hwif->quirkproc = &pdcnew_quirkproc;
hwif->resetproc = &pdcnew_reset;
- hwif->err_stops_fifo = 1;
-
- hwif->drives[0].autotune = hwif->drives[1].autotune = 1;
-
if (hwif->dma_base == 0)
return;
- hwif->atapi_dma = 1;
-
- hwif->ultra_mask = hwif->cds->udma_mask;
- hwif->mwdma_mask = 0x07;
-
if (hwif->cbl != ATA_CBL_PATA40_SHORT)
hwif->cbl = pdcnew_cable_detect(hwif);
}
-static int __devinit init_setup_pdcnew(struct pci_dev *dev, ide_pci_device_t *d)
+static struct pci_dev * __devinit pdc20270_get_dev2(struct pci_dev *dev)
{
- return ide_setup_pci_device(dev, d);
+ struct pci_dev *dev2;
+
+ dev2 = pci_get_slot(dev->bus, PCI_DEVFN(PCI_SLOT(dev->devfn) + 2,
+ PCI_FUNC(dev->devfn)));
+ if (dev2 &&
+ dev2->vendor == dev->vendor &&
+ dev2->device == dev->device) {
+
+ if (dev2->irq != dev->irq) {
+ dev2->irq = dev->irq;
+ printk(KERN_INFO "PDC20270: PCI config space "
+ "interrupt fixed\n");
+ }
+
+ return dev2;
+ }
+
+ return NULL;
}
-static int __devinit init_setup_pdc20270(struct pci_dev *dev, ide_pci_device_t *d)
+#define DECLARE_PDCNEW_DEV(name_str, udma) \
+ { \
+ .name = name_str, \
+ .init_chipset = init_chipset_pdcnew, \
+ .init_hwif = init_hwif_pdc202new, \
+ .host_flags = IDE_HFLAG_POST_SET_MODE | \
+ IDE_HFLAG_ERROR_STOPS_FIFO | \
+ IDE_HFLAG_OFF_BOARD, \
+ .pio_mask = ATA_PIO4, \
+ .mwdma_mask = ATA_MWDMA2, \
+ .udma_mask = udma, \
+ }
+
+static ide_pci_device_t pdcnew_chipsets[] __devinitdata = {
+ /* 0 */ DECLARE_PDCNEW_DEV("PDC20268", ATA_UDMA5),
+ /* 1 */ DECLARE_PDCNEW_DEV("PDC20269", ATA_UDMA6),
+ /* 2 */ DECLARE_PDCNEW_DEV("PDC20270", ATA_UDMA5),
+ /* 3 */ DECLARE_PDCNEW_DEV("PDC20271", ATA_UDMA6),
+ /* 4 */ DECLARE_PDCNEW_DEV("PDC20275", ATA_UDMA6),
+ /* 5 */ DECLARE_PDCNEW_DEV("PDC20276", ATA_UDMA6),
+ /* 6 */ DECLARE_PDCNEW_DEV("PDC20277", ATA_UDMA6),
+};
+
+/**
+ * pdc202new_init_one - called when a pdc202xx is found
+ * @dev: the pdc202new 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 pdc202new_init_one(struct pci_dev *dev, const struct pci_device_id *id)
{
+ ide_pci_device_t *d;
struct pci_dev *bridge = dev->bus->self;
+ u8 idx = id->driver_data;
+
+ d = &pdcnew_chipsets[idx];
- if (bridge != NULL &&
+ if (idx == 2 && bridge &&
bridge->vendor == PCI_VENDOR_ID_DEC &&
bridge->device == PCI_DEVICE_ID_DEC_21150) {
struct pci_dev *dev2;
@@ -508,133 +548,26 @@ static int __devinit init_setup_pdc20270(struct pci_dev *dev, ide_pci_device_t *
if (PCI_SLOT(dev->devfn) & 2)
return -ENODEV;
- dev2 = pci_get_slot(dev->bus, PCI_DEVFN(PCI_SLOT(dev->devfn) + 2,
- PCI_FUNC(dev->devfn)));
- if (dev2 != NULL &&
- dev2->vendor == dev->vendor &&
- dev2->device == dev->device) {
- int ret;
-
- if (dev2->irq != dev->irq) {
- dev2->irq = dev->irq;
+ dev2 = pdc20270_get_dev2(dev);
- printk(KERN_WARNING "%s: PCI config space "
- "interrupt fixed.\n", d->name);
- }
-
- ret = ide_setup_pci_devices(dev, dev2, d);
+ if (dev2) {
+ int ret = ide_setup_pci_devices(dev, dev2, d);
if (ret < 0)
pci_dev_put(dev2);
return ret;
}
}
- return ide_setup_pci_device(dev, d);
-}
-static int __devinit init_setup_pdc20276(struct pci_dev *dev, ide_pci_device_t *d)
-{
- struct pci_dev *bridge = dev->bus->self;
-
- if (bridge != NULL &&
+ if (idx == 5 && bridge &&
bridge->vendor == PCI_VENDOR_ID_INTEL &&
- (bridge->device == PCI_DEVICE_ID_INTEL_I960 ||
- bridge->device == PCI_DEVICE_ID_INTEL_I960RM)) {
-
- printk(KERN_INFO "%s: attached to I2O RAID controller, "
- "skipping.\n", d->name);
+ (bridge->device == PCI_DEVICE_ID_INTEL_I960 ||
+ bridge->device == PCI_DEVICE_ID_INTEL_I960RM)) {
+ printk(KERN_INFO "PDC20276: attached to I2O RAID controller, "
+ "skipping\n");
return -ENODEV;
}
- return ide_setup_pci_device(dev, d);
-}
-
-static ide_pci_device_t pdcnew_chipsets[] __devinitdata = {
- { /* 0 */
- .name = "PDC20268",
- .init_setup = init_setup_pdcnew,
- .init_chipset = init_chipset_pdcnew,
- .init_hwif = init_hwif_pdc202new,
- .autodma = AUTODMA,
- .bootable = OFF_BOARD,
- .pio_mask = ATA_PIO4,
- .udma_mask = 0x3f, /* udma0-5 */
- .host_flags = IDE_HFLAG_POST_SET_MODE,
- },{ /* 1 */
- .name = "PDC20269",
- .init_setup = init_setup_pdcnew,
- .init_chipset = init_chipset_pdcnew,
- .init_hwif = init_hwif_pdc202new,
- .autodma = AUTODMA,
- .bootable = OFF_BOARD,
- .pio_mask = ATA_PIO4,
- .udma_mask = 0x7f, /* udma0-6*/
- .host_flags = IDE_HFLAG_POST_SET_MODE,
- },{ /* 2 */
- .name = "PDC20270",
- .init_setup = init_setup_pdc20270,
- .init_chipset = init_chipset_pdcnew,
- .init_hwif = init_hwif_pdc202new,
- .autodma = AUTODMA,
- .bootable = OFF_BOARD,
- .pio_mask = ATA_PIO4,
- .udma_mask = 0x3f, /* udma0-5 */
- .host_flags = IDE_HFLAG_POST_SET_MODE,
- },{ /* 3 */
- .name = "PDC20271",
- .init_setup = init_setup_pdcnew,
- .init_chipset = init_chipset_pdcnew,
- .init_hwif = init_hwif_pdc202new,
- .autodma = AUTODMA,
- .bootable = OFF_BOARD,
- .pio_mask = ATA_PIO4,
- .udma_mask = 0x7f, /* udma0-6*/
- .host_flags = IDE_HFLAG_POST_SET_MODE,
- },{ /* 4 */
- .name = "PDC20275",
- .init_setup = init_setup_pdcnew,
- .init_chipset = init_chipset_pdcnew,
- .init_hwif = init_hwif_pdc202new,
- .autodma = AUTODMA,
- .bootable = OFF_BOARD,
- .pio_mask = ATA_PIO4,
- .udma_mask = 0x7f, /* udma0-6*/
- .host_flags = IDE_HFLAG_POST_SET_MODE,
- },{ /* 5 */
- .name = "PDC20276",
- .init_setup = init_setup_pdc20276,
- .init_chipset = init_chipset_pdcnew,
- .init_hwif = init_hwif_pdc202new,
- .autodma = AUTODMA,
- .bootable = OFF_BOARD,
- .pio_mask = ATA_PIO4,
- .udma_mask = 0x7f, /* udma0-6*/
- .host_flags = IDE_HFLAG_POST_SET_MODE,
- },{ /* 6 */
- .name = "PDC20277",
- .init_setup = init_setup_pdcnew,
- .init_chipset = init_chipset_pdcnew,
- .init_hwif = init_hwif_pdc202new,
- .autodma = AUTODMA,
- .bootable = OFF_BOARD,
- .pio_mask = ATA_PIO4,
- .udma_mask = 0x7f, /* udma0-6*/
- .host_flags = IDE_HFLAG_POST_SET_MODE,
- }
-};
-/**
- * pdc202new_init_one - called when a pdc202xx is found
- * @dev: the pdc202new 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 pdc202new_init_one(struct pci_dev *dev, const struct pci_device_id *id)
-{
- ide_pci_device_t *d = &pdcnew_chipsets[id->driver_data];
-
- return d->init_setup(dev, d);
+ return ide_setup_pci_device(dev, d);
}
static const struct pci_device_id pdc202new_pci_tbl[] = {
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2024-12-15 21:23:06 +0000