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| author | Bartlomiej Zolnierkiewicz <bzolnier@gmail.com> | 2007-11-13 22:09:15 +0100 |
|---|---|---|
| committer | Bartlomiej Zolnierkiewicz <bzolnier@gmail.com> | 2007-11-13 22:09:15 +0100 |
| commit | 34c69b601b2ec8fc8ff6657a547ce3865d58e220 (patch) | |
| tree | eddcf5c10d212612b0f381f9a2d7e9606c60eadc | |
| parent | c1f50cbb06363b36700c0a679a5bd3ddef0a97b6 (diff) | |
| download | linux-34c69b601b2ec8fc8ff6657a547ce3865d58e220.tar.gz linux-34c69b601b2ec8fc8ff6657a547ce3865d58e220.tar.bz2 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>
| -rw-r--r-- | drivers/ide/cris/ide-cris.c | 3 | ||||
| -rw-r--r-- | drivers/ide/pci/cs5530.c | 3 | ||||
| -rw-r--r-- | drivers/ide/pci/sc1200.c | 3 | ||||
| -rw-r--r-- | drivers/ide/pci/sis5513.c | 1 |
4 files changed, 3 insertions, 7 deletions
diff --git a/drivers/ide/cris/ide-cris.c b/drivers/ide/cris/ide-cris.c index e196aefa2070..7f5bc2ee6c7e 100644 --- a/drivers/ide/cris/ide-cris.c +++ b/drivers/ide/cris/ide-cris.c @@ -748,8 +748,7 @@ static void cris_set_dma_mode(ide_drive_t *drive, const u8 speed) hold = ATA_DMA2_HOLD; break; default: - BUG(); - break; + return; } if (speed >= XFER_UDMA_0) 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 */ diff --git a/drivers/ide/pci/sc1200.c b/drivers/ide/pci/sc1200.c index 0a7b3202066d..707d5ff66b03 100644 --- a/drivers/ide/pci/sc1200.c +++ b/drivers/ide/pci/sc1200.c @@ -186,8 +186,7 @@ static void sc1200_set_dma_mode(ide_drive_t *drive, const u8 mode) } break; default: - BUG(); - break; + return; } if (unit == 0) { /* are we configuring drive0? */ diff --git a/drivers/ide/pci/sis5513.c b/drivers/ide/pci/sis5513.c index 6b7bb53acefd..f6e2ab3dd166 100644 --- a/drivers/ide/pci/sis5513.c +++ b/drivers/ide/pci/sis5513.c @@ -356,7 +356,6 @@ static void sis_set_dma_mode(ide_drive_t *drive, const u8 speed) sis_program_timings(drive, speed); break; default: - BUG(); break; } } |