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| author | Bartlomiej Zolnierkiewicz | 2008-04-26 22:25:24 +0200 |
|---|---|---|
| committer | Bartlomiej Zolnierkiewicz | 2008-04-26 22:25:24 +0200 |
| commit | 1fd1890594bd355a4217f5658a34763e77decee3 (patch) | |
| tree | ee8bd668648a9d3db01a7c99d73eee7453efe98b /drivers/ide/pci/sl82c105.c | |
| parent | sl82c105: check bridge revision in sl82c105_init_one() (diff) | |
| download | kernel-qcow2-linux-1fd1890594bd355a4217f5658a34763e77decee3.tar.gz kernel-qcow2-linux-1fd1890594bd355a4217f5658a34763e77decee3.tar.xz kernel-qcow2-linux-1fd1890594bd355a4217f5658a34763e77decee3.zip | |
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 <bzolnier@gmail.com>
Diffstat (limited to 'drivers/ide/pci/sl82c105.c')
| -rw-r--r-- | drivers/ide/pci/sl82c105.c | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/drivers/ide/pci/sl82c105.c b/drivers/ide/pci/sl82c105.c index 2c2fe59a0d9e..c2127cbdecd3 100644 --- a/drivers/ide/pci/sl82c105.c +++ b/drivers/ide/pci/sl82c105.c @@ -296,9 +296,6 @@ static void __devinit init_hwif_sl82c105(ide_hwif_t *hwif) hwif->dma_start = &sl82c105_dma_start; hwif->ide_dma_end = &sl82c105_dma_end; hwif->dma_timeout = &sl82c105_dma_timeout; - - if (hwif->mate) - hwif->serialized = hwif->mate->serialized = 1; } static const struct ide_port_ops sl82c105_port_ops = { @@ -319,6 +316,7 @@ static const struct ide_port_info sl82c105_chipset __devinitdata = { #if defined(CONFIG_LOPEC) || defined(CONFIG_SANDPOINT) IDE_HFLAG_FORCE_LEGACY_IRQS | #endif + IDE_HFLAG_SERIALIZE_DMA | IDE_HFLAG_NO_AUTODMA, .pio_mask = ATA_PIO5, .mwdma_mask = ATA_MWDMA2, @@ -338,6 +336,7 @@ static int __devinit sl82c105_init_one(struct pci_dev *dev, const struct pci_dev "revision %d, BM-DMA disabled\n", rev); d.init_hwif = NULL; d.mwdma_mask = 0; + d.host_flags &= ~IDE_HFLAG_SERIALIZE_DMA; } return ide_setup_pci_device(dev, &d); |