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| author | Bartlomiej Zolnierkiewicz | 2008-07-23 19:55:50 +0200 |
|---|---|---|
| committer | Bartlomiej Zolnierkiewicz | 2008-07-23 19:55:50 +0200 |
| commit | b2f951aabc9cc7d5fb987aeec9aef96ccce618a5 (patch) | |
| tree | d388e9a44a153cee8395bd7ca9eff63492ff9cfd /drivers/ide/pci/scc_pata.c | |
| parent | ide: pass hw_regs_t-s to ide_device_add[_all]() (take 3) (diff) | |
| download | kernel-qcow2-linux-b2f951aabc9cc7d5fb987aeec9aef96ccce618a5.tar.gz kernel-qcow2-linux-b2f951aabc9cc7d5fb987aeec9aef96ccce618a5.tar.xz kernel-qcow2-linux-b2f951aabc9cc7d5fb987aeec9aef96ccce618a5.zip | |
ide: add ->read_sff_dma_status method
Add ->read_sff_dma_status method for reading DMA Status register
and use it instead of ->INB.
While at it:
* Use inb() directly in ns87415.c::ns87415_dma_end().
There should be no functional changes caused by this patch.
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
Diffstat (limited to 'drivers/ide/pci/scc_pata.c')
| -rw-r--r-- | drivers/ide/pci/scc_pata.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/ide/pci/scc_pata.c b/drivers/ide/pci/scc_pata.c index 328e2df66550..7a2a7b2a319a 100644 --- a/drivers/ide/pci/scc_pata.c +++ b/drivers/ide/pci/scc_pata.c @@ -126,6 +126,11 @@ static u8 scc_ide_inb(unsigned long port) return (u8)data; } +static u8 scc_read_sff_dma_status(ide_hwif_t *hwif) +{ + return (u8)in_be32((void *)hwif->dma_status); +} + static void scc_ide_insw(unsigned long port, void *addr, u32 count) { u16 *ptr = (u16 *)addr; @@ -773,6 +778,8 @@ static void __devinit init_mmio_iops_scc(ide_hwif_t *hwif) ide_set_hwifdata(hwif, ports); + hwif->read_sff_dma_status = scc_read_sff_dma_status; + hwif->tf_load = scc_tf_load; hwif->tf_read = scc_tf_read; |