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author | Bartlomiej Zolnierkiewicz <bzolnier@gmail.com> | 2007-11-13 22:09:15 +0100 |
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committer | Bartlomiej Zolnierkiewicz <bzolnier@gmail.com> | 2007-11-13 22:09:15 +0100 |
commit | 34c69b601b2ec8fc8ff6657a547ce3865d58e220 (patch) | |
tree | eddcf5c10d212612b0f381f9a2d7e9606c60eadc /drivers/ide/pci/cs5530.c | |
parent | ide: use drive->select.all for REQ_TYPE_ATA_TASK in execute_drive_cmd() (diff) | |
download | linux-34c69b601b2ec8fc8ff6657a547ce3865d58e220.tar.xz linux-34c69b601b2ec8fc8ff6657a547ce3865d58e220.zip |
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.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/drivers/ide/pci/cs5530.c b/drivers/ide/pci/cs5530.c index 599408952bd4..547690395eee 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 */ |