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authorDavid Woodhouse <dwmw2@infradead.org>2007-10-13 14:43:54 +0100
committerDavid Woodhouse <dwmw2@infradead.org>2007-10-13 14:43:54 +0100
commitb160292cc216a50fd0cd386b0bda2cd48352c73b (patch)
treeef07cf98f91353ee4c9ec1e1ca7a2a5d9d4b538a /drivers/ata/pata_it821x.c
parentb37bde147890c8fea8369a5a4e230dabdea4ebfb (diff)
parentbbf25010f1a6b761914430f5fca081ec8c7accd1 (diff)
downloadop-kernel-dev-b160292cc216a50fd0cd386b0bda2cd48352c73b.zip
op-kernel-dev-b160292cc216a50fd0cd386b0bda2cd48352c73b.tar.gz
Merge Linux 2.6.23
Diffstat (limited to 'drivers/ata/pata_it821x.c')
-rw-r--r--drivers/ata/pata_it821x.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/drivers/ata/pata_it821x.c b/drivers/ata/pata_it821x.c
index 430673b..5d8b91e 100644
--- a/drivers/ata/pata_it821x.c
+++ b/drivers/ata/pata_it821x.c
@@ -80,7 +80,7 @@
#define DRV_NAME "pata_it821x"
-#define DRV_VERSION "0.3.7"
+#define DRV_VERSION "0.3.8"
struct it821x_dev
{
@@ -533,6 +533,10 @@ static int it821x_check_atapi_dma(struct ata_queued_cmd *qc)
struct ata_port *ap = qc->ap;
struct it821x_dev *itdev = ap->private_data;
+ /* Only use dma for transfers to/from the media. */
+ if (qc->nbytes < 2048)
+ return -EOPNOTSUPP;
+
/* No ATAPI DMA in smart mode */
if (itdev->smart)
return -EOPNOTSUPP;
@@ -587,7 +591,7 @@ static int it821x_port_start(struct ata_port *ap)
itdev->want[1][1] = ATA_ANY;
itdev->last_device = -1;
- if (pdev->revision == 0x11) {
+ if (pdev->revision == 0x10) {
itdev->timing10 = 1;
/* Need to disable ATAPI DMA for this case */
if (!itdev->smart)
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