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OpenCloudOS-Kernel
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pata_hpt*, pata_serverworks: fix UDMA masking 

When masking, mask out the modes that are unsupported not the ones
that are supported.  This makes life happier.

Signed-off-by: Alan Cox <alan@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
This commit is contained in:
Alan Cox 2008-02-26 13:35:54 -08:00 committed by Jeff Garzik
parent 29e8c3c304
commit 6ddd68615a
3 changed files with 7 additions and 7 deletions
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6
drivers/ata/pata_hpt366.c
View File

@ -27,7 +27,7 @@
#include <linux/libata.h>
#define DRV_NAME "pata_hpt366"
#define DRV_VERSION "0.6.1"
#define DRV_VERSION "0.6.2"
struct hpt_clock {
u8 xfer_speed;
@ -180,9 +180,9 @@ static unsigned long hpt366_filter(struct ata_device *adev, unsigned long mask)
if (hpt_dma_blacklisted(adev, "UDMA", bad_ata33))
mask &= ~ATA_MASK_UDMA;
if (hpt_dma_blacklisted(adev, "UDMA3", bad_ata66_3))
mask &= ~(0x07 << ATA_SHIFT_UDMA);
mask &= ~(0xF8 << ATA_SHIFT_UDMA);
if (hpt_dma_blacklisted(adev, "UDMA4", bad_ata66_4))
mask &= ~(0x0F << ATA_SHIFT_UDMA);
mask &= ~(0xF0 << ATA_SHIFT_UDMA);
}
return ata_pci_default_filter(adev, mask);
}

6
drivers/ata/pata_hpt37x.c
View File

@ -24,7 +24,7 @@
#include <linux/libata.h>
#define DRV_NAME "pata_hpt37x"
#define DRV_VERSION "0.6.9"
#define DRV_VERSION "0.6.11"
struct hpt_clock {
u8 xfer_speed;
@ -281,7 +281,7 @@ static unsigned long hpt370_filter(struct ata_device *adev, unsigned long mask)
if (hpt_dma_blacklisted(adev, "UDMA", bad_ata33))
mask &= ~ATA_MASK_UDMA;
if (hpt_dma_blacklisted(adev, "UDMA100", bad_ata100_5))
mask &= ~(0x1F << ATA_SHIFT_UDMA);
mask &= ~(0xE0 << ATA_SHIFT_UDMA);
}
return ata_pci_default_filter(adev, mask);
}
@ -297,7 +297,7 @@ static unsigned long hpt370a_filter(struct ata_device *adev, unsigned long mask)
{
if (adev->class == ATA_DEV_ATA) {
if (hpt_dma_blacklisted(adev, "UDMA100", bad_ata100_5))
mask &= ~ (0x1F << ATA_SHIFT_UDMA);
mask &= ~(0xE0 << ATA_SHIFT_UDMA);
}
return ata_pci_default_filter(adev, mask);
}

2
drivers/ata/pata_serverworks.c
View File

@ -226,7 +226,7 @@ static unsigned long serverworks_csb_filter(struct ata_device *adev, unsigned lo
for (i = 0; (p = csb_bad_ata100[i]) != NULL; i++) {
if (!strcmp(p, model_num))
mask &= ~(0x1F << ATA_SHIFT_UDMA);
mask &= ~(0xE0 << ATA_SHIFT_UDMA);
}
return ata_pci_default_filter(adev, mask);
}