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| author | Bartlomiej Zolnierkiewicz <bzolnier@gmail.com> | 2007-05-09 22:01:09 (GMT) |
|---|---|---|
| committer | Bartlomiej Zolnierkiewicz <bzolnier@gmail.com> | 2007-05-09 22:01:09 (GMT) |
| commit | 29e744d088e3555f4efbdf390f01088dd66993b6 (patch) | |
| tree | 2747692efcef505872d29e0b62cb2345b0d64978 /drivers/ide/pci/hpt34x.c | |
| parent | 2d5eaa6dd744a641e75503232a01f52d0768884c (diff) | |
| download | linux-fsl-qoriq-29e744d088e3555f4efbdf390f01088dd66993b6.tar.xz | |
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/hpt34x.c')
| -rw-r--r-- | drivers/ide/pci/hpt34x.c | 20 |
1 files changed, 1 insertions, 19 deletions
diff --git a/drivers/ide/pci/hpt34x.c b/drivers/ide/pci/hpt34x.c index 473e1b3..2c24c3d 100644 --- a/drivers/ide/pci/hpt34x.c +++ b/drivers/ide/pci/hpt34x.c @@ -84,29 +84,11 @@ static void hpt34x_tune_drive (ide_drive_t *drive, u8 pio) (void) hpt34x_tune_chipset(drive, (XFER_PIO_0 + pio)); } -/* - * This allows the configuration of ide_pci chipset registers - * for cards that learn about the drive's UDMA, DMA, PIO capabilities - * after the drive is reported by the OS. Initially for designed for - * HPT343 UDMA chipset by HighPoint|Triones Technologies, Inc. - */ - -static int config_chipset_for_dma (ide_drive_t *drive) -{ - u8 speed = ide_max_dma_mode(drive); - - if (!(speed)) - return 0; - - (void) hpt34x_tune_chipset(drive, speed); - return ide_dma_enable(drive); -} - static int hpt34x_config_drive_xfer_rate (ide_drive_t *drive) { drive->init_speed = 0; - if (ide_use_dma(drive) && config_chipset_for_dma(drive)) + if (ide_tune_dma(drive)) #ifndef CONFIG_HPT34X_AUTODMA return -1; #else |