#include <linux/types.h>
#include <linux/kernel.h>
#include <linux/delay.h>
-#include <linux/timer.h>
-#include <linux/mm.h>
-#include <linux/ioport.h>
-#include <linux/blkdev.h>
#include <linux/hdreg.h>
-#include <linux/interrupt.h>
#include <linux/pci.h>
#include <linux/init.h>
#include <linux/ide.h>
#include <asm/io.h>
-#include <asm/irq.h>
#ifdef CONFIG_PPC_PMAC
#include <asm/prom.h>
{ 0x1a, 0x01, 0xcb }, /* UDMA mode 6 */
};
-static void pdcnew_set_mode(ide_drive_t *drive, const u8 speed)
+static void pdcnew_set_dma_mode(ide_drive_t *drive, const u8 speed)
{
ide_hwif_t *hwif = HWIF(drive);
+ struct pci_dev *dev = to_pci_dev(hwif->dev);
u8 adj = (drive->dn & 1) ? 0x08 : 0x00;
/*
* As we set up the PLL to output 133 MHz for UltraDMA/133 capable
* chips, we must override the default register settings...
*/
- if (max_dma_rate(hwif->pci_dev) == 4) {
+ if (max_dma_rate(dev) == 4) {
u8 mode = speed & 0x07;
- switch (speed) {
- case XFER_UDMA_6:
- case XFER_UDMA_5:
- case XFER_UDMA_4:
- case XFER_UDMA_3:
- case XFER_UDMA_2:
- case XFER_UDMA_1:
- case XFER_UDMA_0:
- set_indexed_reg(hwif, 0x10 + adj,
- udma_timings[mode].reg10);
- set_indexed_reg(hwif, 0x11 + adj,
- udma_timings[mode].reg11);
- set_indexed_reg(hwif, 0x12 + adj,
- udma_timings[mode].reg12);
- break;
-
- case XFER_MW_DMA_2:
- case XFER_MW_DMA_1:
- case XFER_MW_DMA_0:
- set_indexed_reg(hwif, 0x0e + adj,
- mwdma_timings[mode].reg0e);
- set_indexed_reg(hwif, 0x0f + adj,
- mwdma_timings[mode].reg0f);
- break;
- case XFER_PIO_4:
- case XFER_PIO_3:
- case XFER_PIO_2:
- case XFER_PIO_1:
- case XFER_PIO_0:
- set_indexed_reg(hwif, 0x0c + adj,
- pio_timings[mode].reg0c);
- set_indexed_reg(hwif, 0x0d + adj,
- pio_timings[mode].reg0d);
- set_indexed_reg(hwif, 0x13 + adj,
- pio_timings[mode].reg13);
- break;
- default:
- printk(KERN_ERR "pdc202xx_new: "
- "Unknown speed %d ignored\n", speed);
+ if (speed >= XFER_UDMA_0) {
+ set_indexed_reg(hwif, 0x10 + adj,
+ udma_timings[mode].reg10);
+ set_indexed_reg(hwif, 0x11 + adj,
+ udma_timings[mode].reg11);
+ set_indexed_reg(hwif, 0x12 + adj,
+ udma_timings[mode].reg12);
+ } else {
+ set_indexed_reg(hwif, 0x0e + adj,
+ mwdma_timings[mode].reg0e);
+ set_indexed_reg(hwif, 0x0f + adj,
+ mwdma_timings[mode].reg0f);
}
} else if (speed == XFER_UDMA_2) {
/* Set tHOLD bit to 0 if using UDMA mode 2 */
static void pdcnew_set_pio_mode(ide_drive_t *drive, const u8 pio)
{
- pdcnew_set_mode(drive, XFER_PIO_0 + pio);
+ ide_hwif_t *hwif = drive->hwif;
+ struct pci_dev *dev = to_pci_dev(hwif->dev);
+ u8 adj = (drive->dn & 1) ? 0x08 : 0x00;
+
+ if (max_dma_rate(dev) == 4) {
+ set_indexed_reg(hwif, 0x0c + adj, pio_timings[pio].reg0c);
+ set_indexed_reg(hwif, 0x0d + adj, pio_timings[pio].reg0d);
+ set_indexed_reg(hwif, 0x13 + adj, pio_timings[pio].reg13);
+ }
}
-static u8 pdcnew_cable_detect(ide_hwif_t *hwif)
+static u8 __devinit pdcnew_cable_detect(ide_hwif_t *hwif)
{
if (get_indexed_reg(hwif, 0x0b) & 0x04)
return ATA_CBL_PATA40;
return ATA_CBL_PATA80;
}
-static int pdcnew_quirkproc(ide_drive_t *drive)
+static void pdcnew_quirkproc(ide_drive_t *drive)
{
const char **list, *model = drive->id->model;
for (list = pdc_quirk_drives; *list != NULL; list++)
- if (strstr(model, *list) != NULL)
- return 2;
- return 0;
+ if (strstr(model, *list) != NULL) {
+ drive->quirk_list = 2;
+ return;
+ }
+
+ drive->quirk_list = 0;
}
static void pdcnew_reset(ide_drive_t *drive)
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));
static void __devinit init_hwif_pdc202new(ide_hwif_t *hwif)
{
- hwif->autodma = 0;
-
hwif->set_pio_mode = &pdcnew_set_pio_mode;
- hwif->set_dma_mode = &pdcnew_set_mode;
+ hwif->set_dma_mode = &pdcnew_set_dma_mode;
hwif->quirkproc = &pdcnew_quirkproc;
hwif->resetproc = &pdcnew_reset;
- hwif->err_stops_fifo = 1;
+ hwif->cable_detect = pdcnew_cable_detect;
+}
- hwif->drives[0].autotune = hwif->drives[1].autotune = 1;
+static struct pci_dev * __devinit pdc20270_get_dev2(struct pci_dev *dev)
+{
+ struct pci_dev *dev2;
- if (hwif->dma_base == 0)
- return;
+ dev2 = pci_get_slot(dev->bus, PCI_DEVFN(PCI_SLOT(dev->devfn) + 1,
+ PCI_FUNC(dev->devfn)));
- hwif->atapi_dma = 1;
+ if (dev2 &&
+ dev2->vendor == dev->vendor &&
+ dev2->device == dev->device) {
- hwif->ultra_mask = hwif->cds->udma_mask;
- hwif->mwdma_mask = 0x07;
+ if (dev2->irq != dev->irq) {
+ dev2->irq = dev->irq;
+ printk(KERN_INFO "PDC20270: PCI config space "
+ "interrupt fixed\n");
+ }
- if (hwif->cbl != ATA_CBL_PATA40_SHORT)
- hwif->cbl = pdcnew_cable_detect(hwif);
+ return dev2;
+ }
- if (!noautodma)
- hwif->autodma = 1;
- hwif->drives[0].autodma = hwif->drives[1].autodma = hwif->autodma;
+ return NULL;
}
-static int __devinit init_setup_pdcnew(struct pci_dev *dev, ide_pci_device_t *d)
-{
- return ide_setup_pci_device(dev, 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 int __devinit init_setup_pdc20270(struct pci_dev *dev, ide_pci_device_t *d)
+static const struct ide_port_info 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)
{
+ const struct ide_port_info *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;
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;
+ dev2 = pdc20270_get_dev2(dev);
- if (dev2->irq != dev->irq) {
- dev2->irq = dev->irq;
-
- 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[] = {