diff options
Diffstat (limited to 'drivers/ide/pci/jmicron.c')
| -rw-r--r-- | drivers/ide/pci/jmicron.c | 40 |
1 files changed, 2 insertions, 38 deletions
diff --git a/drivers/ide/pci/jmicron.c b/drivers/ide/pci/jmicron.c index be4fc96c29e..76ed2514722 100644 --- a/drivers/ide/pci/jmicron.c +++ b/drivers/ide/pci/jmicron.c @@ -22,22 +22,6 @@ typedef enum { } port_type; /** - * jmicron_ratemask - Compute available modes - * @drive: IDE drive - * - * Compute the available speeds for the devices on the interface. This - * is all modes to ATA133 clipped by drive cable setup. - */ - -static u8 jmicron_ratemask(ide_drive_t *drive) -{ - u8 mode = 4; - if (!eighty_ninty_three(drive)) - mode = min(mode, (u8)1); - return mode; -} - -/** * ata66_jmicron - Cable check * @hwif: IDE port * @@ -129,32 +113,12 @@ static void config_jmicron_chipset_for_pio (ide_drive_t *drive, byte set_speed) static int jmicron_tune_chipset (ide_drive_t *drive, byte xferspeed) { - - u8 speed = ide_rate_filter(jmicron_ratemask(drive), xferspeed); + u8 speed = ide_rate_filter(drive, xferspeed); return ide_config_drive_speed(drive, speed); } /** - * config_chipset_for_dma - configure for DMA - * @drive: drive to configure - * - * As the JMicron snoops for timings all we actually need to do is - * make sure we don't set an invalid mode. - */ - -static int config_chipset_for_dma (ide_drive_t *drive) -{ - u8 speed = ide_dma_speed(drive, jmicron_ratemask(drive)); - - if (!speed) - return 0; - - jmicron_tune_chipset(drive, speed); - return ide_dma_enable(drive); -} - -/** * jmicron_configure_drive_for_dma - set up for DMA transfers * @drive: drive we are going to set up * @@ -164,7 +128,7 @@ static int config_chipset_for_dma (ide_drive_t *drive) static int jmicron_config_drive_for_dma (ide_drive_t *drive) { - if (ide_use_dma(drive) && config_chipset_for_dma(drive)) + if (ide_tune_dma(drive)) return 0; config_jmicron_chipset_for_pio(drive, 1); |