[PATCH] jmicron: PIO fixes From: Bartlomiej Zolnierkiewicz * Set transfer mode on the device in jmicron_tuneproc(), also add pio == 255 == "auto-tune" handling. * Use jmicron_tuneproc() in jmicron_config_drive_for_dma(). * Remove no longer needed config_jmicron_chipset_for_pio(). Signed-off-by: Bartlomiej Zolnierkiewicz Acked-by: Sergei Shtylyov --- drivers/ide/pci/jmicron.c | 21 ++++----------------- 1 file changed, 4 insertions(+), 17 deletions(-) Index: b/drivers/ide/pci/jmicron.c =================================================================== --- a/drivers/ide/pci/jmicron.c +++ b/drivers/ide/pci/jmicron.c @@ -83,23 +83,10 @@ static u8 __devinit ata66_jmicron(ide_hw return ATA_CBL_PATA80; } -static void jmicron_tuneproc (ide_drive_t *drive, byte mode_wanted) +static void jmicron_tuneproc(ide_drive_t *drive, u8 pio) { - return; -} - -/** - * config_jmicron_chipset_for_pio - set drive timings - * @drive: drive to tune - * @speed we want - * - */ - -static void config_jmicron_chipset_for_pio (ide_drive_t *drive, byte set_speed) -{ - u8 speed = XFER_PIO_0 + ide_get_best_pio_mode(drive, 255, 5); - if (set_speed) - (void) ide_config_drive_speed(drive, speed); + pio = ide_get_best_pio_mode(drive, pio, 5); + ide_config_drive_speed(drive, XFER_PIO_0 + pio); } /** @@ -132,7 +119,7 @@ static int jmicron_config_drive_for_dma if (ide_tune_dma(drive)) return 0; - config_jmicron_chipset_for_pio(drive, 1); + jmicron_tuneproc(drive, 255); return -1; }