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authorBartlomiej Zolnierkiewicz <bzolnier@gmail.com>2007-11-13 22:09:15 +0100
committerBartlomiej Zolnierkiewicz <bzolnier@gmail.com>2007-11-13 22:09:15 +0100
commit34c69b601b2ec8fc8ff6657a547ce3865d58e220 (patch)
treeeddcf5c10d212612b0f381f9a2d7e9606c60eadc /drivers/ide/pci/cs5530.c
parentc1f50cbb06363b36700c0a679a5bd3ddef0a97b6 (diff)
ide: don't BUG() on unsupported transfer modes
Fix ide-cris, cs5530, sc1200 and sis5513 host drivers to just return instead of OOPS-ing for unsupported modes in ->set_dma_mode methods. Acked-by: Sergei Shtylyov <sshtylyov@ru.mvista.com> Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
Diffstat (limited to 'drivers/ide/pci/cs5530.c')
-rw-r--r--drivers/ide/pci/cs5530.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/drivers/ide/pci/cs5530.c b/drivers/ide/pci/cs5530.c
index 599408952bd..547690395ee 100644
--- a/drivers/ide/pci/cs5530.c
+++ b/drivers/ide/pci/cs5530.c
@@ -117,8 +117,7 @@ static void cs5530_set_dma_mode(ide_drive_t *drive, const u8 mode)
case XFER_MW_DMA_1: timings = 0x00012121; break;
case XFER_MW_DMA_2: timings = 0x00002020; break;
default:
- BUG();
- break;
+ return;
}
basereg = CS5530_BASEREG(drive->hwif);
reg = inl(basereg + 4); /* get drive0 config register */