diff options
| author | Bartlomiej Zolnierkiewicz <bzolnier@gmail.com> | 2007-05-10 00:01:09 +0200 |
|---|---|---|
| committer | Bartlomiej Zolnierkiewicz <bzolnier@gmail.com> | 2007-05-10 00:01:09 +0200 |
| commit | 29e744d088e3555f4efbdf390f01088dd66993b6 (patch) | |
| tree | 2747692efcef505872d29e0b62cb2345b0d64978 /drivers/ide/pci/cs5535.c | |
| parent | 2d5eaa6dd744a641e75503232a01f52d0768884c (diff) | |
ide: add ide_tune_dma() helper
After reworking the code responsible for selecting the best DMA
transfer mode it is now possible to add generic ide_tune_dma() helper.
Convert some IDE PCI host drivers to use it (the ones left need more work).
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
Diffstat (limited to 'drivers/ide/pci/cs5535.c')
| -rw-r--r-- | drivers/ide/pci/cs5535.c | 15 |
1 files changed, 1 insertions, 14 deletions
diff --git a/drivers/ide/pci/cs5535.c b/drivers/ide/pci/cs5535.c index 66a101e470d..41925c47ef0 100644 --- a/drivers/ide/pci/cs5535.c +++ b/drivers/ide/pci/cs5535.c @@ -164,26 +164,13 @@ static void cs5535_tuneproc(ide_drive_t *drive, u8 xferspeed) cs5535_set_speed(drive, xferspeed); } -static int cs5535_config_drive_for_dma(ide_drive_t *drive) -{ - u8 speed = ide_max_dma_mode(drive); - - /* If no DMA speed was available then let dma_check hit pio */ - if (!speed) { - return 0; - } - - cs5535_set_drive(drive, speed); - return ide_dma_enable(drive); -} - static int cs5535_dma_check(ide_drive_t *drive) { u8 speed; drive->init_speed = 0; - if (ide_use_dma(drive) && cs5535_config_drive_for_dma(drive)) + if (ide_tune_dma(drive)) return 0; if (ide_use_fast_pio(drive)) { |