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>

1 files changed, 3 insertions, 3 deletions

diff --git a/drivers/ata/pata_hpt37x.c b/drivers/ata/pata_hpt37x.c
index 68eb34929cec..9a10878b2ad8 100644
--- a/drivers/ata/pata_hpt37x.c
+++ b/drivers/ata/pata_hpt37x.c
@@ -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);
 }