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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.c49
1 files changed, 26 insertions, 23 deletions
diff --git a/drivers/ide/pci/pdc202xx_new.c b/drivers/ide/pci/pdc202xx_new.c
index 0765dce6948e..7b0e479c355c 100644
--- a/drivers/ide/pci/pdc202xx_new.c
+++ b/drivers/ide/pci/pdc202xx_new.c
@@ -9,7 +9,7 @@
* Split from:
* linux/drivers/ide/pdc202xx.c Version 0.35 Mar. 30, 2002
* Copyright (C) 1998-2002 Andre Hedrick <andre@linux-ide.org>
- * Copyright (C) 2005-2006 MontaVista Software, Inc.
+ * Copyright (C) 2005-2007 MontaVista Software, Inc.
* Portions Copyright (C) 1999 Promise Technology, Inc.
* Author: Frank Tiernan (frankt@promise.com)
* Released under terms of General Public License
@@ -219,13 +219,16 @@ static int pdcnew_tune_chipset(ide_drive_t *drive, u8 speed)
static void pdcnew_tune_drive(ide_drive_t *drive, u8 pio)
{
- pio = ide_get_best_pio_mode(drive, pio, 4, NULL);
+ pio = ide_get_best_pio_mode(drive, pio, 4);
(void)pdcnew_tune_chipset(drive, XFER_PIO_0 + pio);
}
static u8 pdcnew_cable_detect(ide_hwif_t *hwif)
{
- return get_indexed_reg(hwif, 0x0b) & 0x04;
+ if (get_indexed_reg(hwif, 0x0b) & 0x04)
+ return ATA_CBL_PATA40;
+ else
+ return ATA_CBL_PATA80;
}
static int pdcnew_config_drive_xfer_rate(ide_drive_t *drive)
@@ -338,7 +341,7 @@ static long __devinit detect_pll_input_clock(unsigned long dma_base)
*/
usec_elapsed = (end_time.tv_sec - start_time.tv_sec) * 1000000 +
(end_time.tv_usec - start_time.tv_usec);
- pll_input = ((start_count - end_count) & 0x3ffffff) / 10 *
+ pll_input = ((start_count - end_count) & 0x3fffffff) / 10 *
(10000000 / usec_elapsed);
DBG("start[%ld] end[%ld]\n", start_count, end_count);
@@ -375,12 +378,8 @@ static unsigned int __devinit init_chipset_pdcnew(struct pci_dev *dev, const cha
int f, r;
u8 pll_ctl0, pll_ctl1;
- if (dev->resource[PCI_ROM_RESOURCE].start) {
- pci_write_config_dword(dev, PCI_ROM_ADDRESS,
- dev->resource[PCI_ROM_RESOURCE].start | PCI_ROM_ADDRESS_ENABLE);
- printk(KERN_INFO "%s: ROM enabled at 0x%08lx\n", name,
- (unsigned long)dev->resource[PCI_ROM_RESOURCE].start);
- }
+ if (dma_base == 0)
+ return -EFAULT;
#ifdef CONFIG_PPC_PMAC
apple_kiwi_init(dev);
@@ -498,19 +497,22 @@ static void __devinit init_hwif_pdc202new(ide_hwif_t *hwif)
hwif->speedproc = &pdcnew_tune_chipset;
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;
- hwif->err_stops_fifo = 1;
-
hwif->ide_dma_check = &pdcnew_config_drive_xfer_rate;
- if (!hwif->udma_four)
- hwif->udma_four = pdcnew_cable_detect(hwif) ? 0 : 1;
+ if (hwif->cbl != ATA_CBL_PATA40_SHORT)
+ hwif->cbl = pdcnew_cable_detect(hwif);
if (!noautodma)
hwif->autodma = 1;
@@ -533,7 +535,7 @@ static int __devinit init_setup_pdc20270(struct pci_dev *dev,
(dev->bus->self->device == PCI_DEVICE_ID_DEC_21150)) {
if (PCI_SLOT(dev->devfn) & 2)
return -ENODEV;
- d->extra = 0;
+
while ((findev = pci_get_device(PCI_ANY_ID, PCI_ANY_ID, findev)) != NULL) {
if ((findev->vendor == dev->vendor) &&
(findev->device == dev->device) &&
@@ -542,7 +544,8 @@ static int __devinit init_setup_pdc20270(struct pci_dev *dev,
findev->irq = dev->irq;
}
ret = ide_setup_pci_devices(dev, findev, d);
- pci_dev_put(findev);
+ if (ret < 0)
+ pci_dev_put(findev);
return ret;
}
}
@@ -570,63 +573,63 @@ static ide_pci_device_t pdcnew_chipsets[] __devinitdata = {
.init_setup = init_setup_pdcnew,
.init_chipset = init_chipset_pdcnew,
.init_hwif = init_hwif_pdc202new,
- .channels = 2,
.autodma = AUTODMA,
.bootable = OFF_BOARD,
+ .pio_mask = ATA_PIO4,
.udma_mask = 0x3f, /* udma0-5 */
},{ /* 1 */
.name = "PDC20269",
.init_setup = init_setup_pdcnew,
.init_chipset = init_chipset_pdcnew,
.init_hwif = init_hwif_pdc202new,
- .channels = 2,
.autodma = AUTODMA,
.bootable = OFF_BOARD,
+ .pio_mask = ATA_PIO4,
.udma_mask = 0x7f, /* udma0-6*/
},{ /* 2 */
.name = "PDC20270",
.init_setup = init_setup_pdc20270,
.init_chipset = init_chipset_pdcnew,
.init_hwif = init_hwif_pdc202new,
- .channels = 2,
.autodma = AUTODMA,
.bootable = OFF_BOARD,
+ .pio_mask = ATA_PIO4,
.udma_mask = 0x3f, /* udma0-5 */
},{ /* 3 */
.name = "PDC20271",
.init_setup = init_setup_pdcnew,
.init_chipset = init_chipset_pdcnew,
.init_hwif = init_hwif_pdc202new,
- .channels = 2,
.autodma = AUTODMA,
.bootable = OFF_BOARD,
+ .pio_mask = ATA_PIO4,
.udma_mask = 0x7f, /* udma0-6*/
},{ /* 4 */
.name = "PDC20275",
.init_setup = init_setup_pdcnew,
.init_chipset = init_chipset_pdcnew,
.init_hwif = init_hwif_pdc202new,
- .channels = 2,
.autodma = AUTODMA,
.bootable = OFF_BOARD,
+ .pio_mask = ATA_PIO4,
.udma_mask = 0x7f, /* udma0-6*/
},{ /* 5 */
.name = "PDC20276",
.init_setup = init_setup_pdc20276,
.init_chipset = init_chipset_pdcnew,
.init_hwif = init_hwif_pdc202new,
- .channels = 2,
.autodma = AUTODMA,
.bootable = OFF_BOARD,
+ .pio_mask = ATA_PIO4,
.udma_mask = 0x7f, /* udma0-6*/
},{ /* 6 */
.name = "PDC20277",
.init_setup = init_setup_pdcnew,
.init_chipset = init_chipset_pdcnew,
.init_hwif = init_hwif_pdc202new,
- .channels = 2,
.autodma = AUTODMA,
.bootable = OFF_BOARD,
+ .pio_mask = ATA_PIO4,
.udma_mask = 0x7f, /* udma0-6*/
}
};
generated by cgit v1.2.3 (git 2.0.4) at 2024-05-23 16:36:08 +0000