From 1fd1890594bd355a4217f5658a34763e77decee3 Mon Sep 17 00:00:00 2001 From: Bartlomiej Zolnierkiewicz Date: Sat, 26 Apr 2008 22:25:24 +0200 Subject: ide: add IDE_HFLAG_SERIALIZE_DMA host flag * Add IDE_HFLAG_SERIALIZE_DMA host flag to serialize ports if DMA is available and handle it in ide_init_port(). * Convert sl82c105 host driver to use this new flag. Signed-off-by: Bartlomiej Zolnierkiewicz --- drivers/ide/ide-probe.c | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) (limited to 'drivers/ide/ide-probe.c') diff --git a/drivers/ide/ide-probe.c b/drivers/ide/ide-probe.c index e0316869eb6..b58eb792172 100644 --- a/drivers/ide/ide-probe.c +++ b/drivers/ide/ide-probe.c @@ -1367,8 +1367,11 @@ static void ide_init_port(ide_hwif_t *hwif, unsigned int port, if (hwif->chipset != ide_dtc2278 || hwif->channel == 0) hwif->port_ops = d->port_ops; - if ((d->host_flags & IDE_HFLAG_SERIALIZE) && hwif->mate) - hwif->mate->serialized = hwif->serialized = 1; + if ((d->host_flags & IDE_HFLAG_SERIALIZE) || + ((d->host_flags & IDE_HFLAG_SERIALIZE_DMA) && hwif->dma_base)) { + if (hwif->mate) + hwif->mate->serialized = hwif->serialized = 1; + } hwif->swdma_mask = d->swdma_mask; hwif->mwdma_mask = d->mwdma_mask; -- cgit v1.2.3