From: Alan Cox <alan@lxorguk.ukuu.org.uk>
Date: Tue, 26 Feb 2008 21:35:54 +0000 (-0800)
Subject: pata_hpt*, pata_serverworks: fix UDMA masking
X-Git-Tag: v2.6.25-rc5~30
X-Git-Url: http://pilppa.com/gitweb/?a=commitdiff_plain;h=6ddd68615ae9b21096545d7d6ab0f04113ae8b42;p=linux-2.6-omap-h63xx.git

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>
---

diff --git a/drivers/ata/pata_hpt366.c b/drivers/ata/pata_hpt366.c
index 0713872cf65..a742efa0da2 100644
--- a/drivers/ata/pata_hpt366.c
+++ b/drivers/ata/pata_hpt366.c
@@ -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);
 }
diff --git a/drivers/ata/pata_hpt37x.c b/drivers/ata/pata_hpt37x.c
index 68eb34929ce..9a10878b2ad 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);
 }
diff --git a/drivers/ata/pata_serverworks.c b/drivers/ata/pata_serverworks.c
index 9c523fbf529..a589c0fa0db 100644
--- a/drivers/ata/pata_serverworks.c
+++ b/drivers/ata/pata_serverworks.c
@@ -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);
 }