diff options
| author | Russell King <rmk@dyn-67.arm.linux.org.uk> | 2005-11-12 17:45:45 +0000 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2005-11-12 17:45:45 +0000 |
| commit | a1510210c45c9af5784d64596c7025997e1add7d (patch) | |
| tree | 74e6e944ec26b62a61c159934f4425604c57123d | |
| parent | da2660d2c40496b1699c4de652f6d0cfd13937c0 (diff) | |
[ARM] Ensure sl82c105 IDE interfaces are serialized when using DMA
We don't want to reset the DMA state machine while the other
channel is in use.
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
| -rw-r--r-- | drivers/ide/pci/sl82c105.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/ide/pci/sl82c105.c b/drivers/ide/pci/sl82c105.c index 6466db5f0170..8a5c7b286b2b 100644 --- a/drivers/ide/pci/sl82c105.c +++ b/drivers/ide/pci/sl82c105.c @@ -465,6 +465,9 @@ static void __devinit init_hwif_sl82c105(ide_hwif_t *hwif) hwif->autodma = 1; hwif->drives[0].autodma = hwif->autodma; hwif->drives[1].autodma = hwif->autodma; + + if (hwif->mate) + hwif->serialized = hwif->mate->serialized = 1; #endif /* CONFIG_BLK_DEV_IDEDMA */ } hwif->OUTB(dma_state, hwif->dma_base + 2); |