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-rw-r--r--drivers/ide/it821x.c12
1 files changed, 12 insertions, 0 deletions
diff --git a/drivers/ide/it821x.c b/drivers/ide/it821x.c
index 0be27ac1f077..983440a9a5f7 100644
--- a/drivers/ide/it821x.c
+++ b/drivers/ide/it821x.c
@@ -68,6 +68,8 @@
#define DRV_NAME "it821x"
+#define QUIRK_VORTEX86 1
+
struct it821x_dev
{
unsigned int smart:1, /* Are we in smart raid mode */
@@ -79,6 +81,7 @@ struct it821x_dev
u16 pio[2]; /* Cached PIO values */
u16 mwdma[2]; /* Cached MWDMA values */
u16 udma[2]; /* Cached UDMA values (per drive) */
+ u16 quirks;
};
#define ATA_66 0
@@ -577,6 +580,12 @@ static void __devinit init_hwif_it821x(ide_hwif_t *hwif)
hwif->ultra_mask = ATA_UDMA6;
hwif->mwdma_mask = ATA_MWDMA2;
+
+ /* Vortex86SX quirk: prevent Ultra-DMA mode to fix BadCRC issue */
+ if (idev->quirks & QUIRK_VORTEX86) {
+ if (dev->revision == 0x11)
+ hwif->ultra_mask = 0;
+ }
}
static void it8212_disable_raid(struct pci_dev *dev)
@@ -649,6 +658,8 @@ static int __devinit it821x_init_one(struct pci_dev *dev, const struct pci_devic
return -ENOMEM;
}
+ itdevs->quirks = id->driver_data;
+
rc = ide_pci_init_one(dev, &it821x_chipset, itdevs);
if (rc)
kfree(itdevs);
@@ -668,6 +679,7 @@ static void __devexit it821x_remove(struct pci_dev *dev)
static const struct pci_device_id it821x_pci_tbl[] = {
{ PCI_VDEVICE(ITE, PCI_DEVICE_ID_ITE_8211), 0 },
{ PCI_VDEVICE(ITE, PCI_DEVICE_ID_ITE_8212), 0 },
+ { PCI_VDEVICE(RDC, PCI_DEVICE_ID_RDC_D1010), QUIRK_VORTEX86 },
{ 0, },
};