Gitweb:
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=61dd08c6c8d2b4ede530e43c01fa72f789ef65b1
Commit: 61dd08c6c8d2b4ede530e43c01fa72f789ef65b1
Parent: b2a8bbe67d73631c71492fd60b757fc50a87f182
Author: Alan <[EMAIL PROTECTED]>
AuthorDate: Thu Jan 25 15:09:05 2007 +0000
Committer: Jeff Garzik <[EMAIL PROTECTED]>
CommitDate: Thu Jan 25 18:27:16 2007 -0500
libata-sff: Don't call bmdma_stop on non DMA capable controllers
Fixes bogus accesses to ports 0-15 with a non DMA capable controller.
This I think should go in for 2.6.20
Signed-off-by: Alan Cox <[EMAIL PROTECTED]>
Signed-off-by: Jeff Garzik <[EMAIL PROTECTED]>
---
drivers/ata/libata-sff.c | 3 ++-
1 files changed, 2 insertions(+), 1 deletions(-)
diff --git a/drivers/ata/libata-sff.c b/drivers/ata/libata-sff.c
index 114fa81..942aeba 100644
--- a/drivers/ata/libata-sff.c
+++ b/drivers/ata/libata-sff.c
@@ -827,7 +827,8 @@ void ata_bmdma_error_handler(struct ata_port *ap)
*/
void ata_bmdma_post_internal_cmd(struct ata_queued_cmd *qc)
{
- ata_bmdma_stop(qc);
+ if (qc->ap->ioaddr.bmdma_addr)
+ ata_bmdma_stop(qc);
}
#ifdef CONFIG_PCI
-
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