diff options
Diffstat (limited to 'drivers/ide')
| -rw-r--r-- | drivers/ide/pci/pdc202xx_new.c | 29 |
1 files changed, 1 insertions, 28 deletions
diff --git a/drivers/ide/pci/pdc202xx_new.c b/drivers/ide/pci/pdc202xx_new.c index 65b1e124edf..cc0bfdcf1f1 100644 --- a/drivers/ide/pci/pdc202xx_new.c +++ b/drivers/ide/pci/pdc202xx_new.c @@ -228,38 +228,11 @@ static u8 pdcnew_cable_detect(ide_hwif_t *hwif) return get_indexed_reg(hwif, 0x0b) & 0x04; } -static int config_chipset_for_dma(ide_drive_t *drive) -{ - struct hd_driveid *id = drive->id; - ide_hwif_t *hwif = HWIF(drive); - u8 speed; - - if (id->capability & 4) { - /* - * Set IORDY_EN & PREFETCH_EN (this seems to have - * NO real effect since this register is reloaded - * by hardware when the transfer mode is selected) - */ - u8 tmp, adj = (drive->dn & 1) ? 0x08 : 0x00; - - tmp = get_indexed_reg(hwif, 0x13 + adj); - set_indexed_reg(hwif, 0x13 + adj, tmp | 0x03); - } - - speed = ide_max_dma_mode(drive); - - if (!speed) - return 0; - - (void) hwif->speedproc(drive, speed); - return ide_dma_enable(drive); -} - static int pdcnew_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)) return 0; if (ide_use_fast_pio(drive)) |