ide: use ide_tune_dma() part #2

Use ide_tune_dma() in ide-cris/it821x/pdc202xx_old/serverworks drivers.

Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>

4 files changed, 4 insertions, 58 deletions

diff --git a/drivers/ide/cris/ide-cris.c b/drivers/ide/cris/ide-cris.c
index c04cb25..ca0341c 100644
--- a/drivers/ide/cris/ide-cris.c
+++ b/drivers/ide/cris/ide-cris.c
@@ -1002,18 +1002,6 @@ static int cris_ide_build_dmatable (ide_drive_t *drive)
 	return 1;	/* let the PIO routines handle this weirdness */
 }
 
-static int cris_config_drive_for_dma (ide_drive_t *drive)
-{
-	u8 speed = ide_max_dma_mode(drive);
-
-	if (!speed)
-		return 0;
-
-	speed_cris_ide(drive, speed);
-
-	return ide_dma_enable(drive);
-}
-
 /*
  * cris_dma_intr() is the handler for disk read/write DMA interrupts
  */
@@ -1043,7 +1031,7 @@ static ide_startstop_t cris_dma_intr (ide_drive_t *drive)
 
 static int cris_dma_check(ide_drive_t *drive)
 {
-	if (ide_use_dma(drive) && cris_config_drive_for_dma(drive))
+	if (ide_tune_dma(drive))
 		return 0;
 
 	return -1;
diff --git a/drivers/ide/pci/it821x.c b/drivers/ide/pci/it821x.c
index 442f658..5faaff8 100644
--- a/drivers/ide/pci/it821x.c
+++ b/drivers/ide/pci/it821x.c
@@ -464,25 +464,6 @@ static int it821x_tune_chipset (ide_drive_t *drive, byte xferspeed)
 }
 
 /**
- *	config_chipset_for_dma	-	configure for DMA
- *	@drive: drive to configure
- *
- *	Called by the IDE layer when it wants the timings set up.
- */
-
-static int config_chipset_for_dma (ide_drive_t *drive)
-{
-	u8 speed = ide_max_dma_mode(drive);
-
-	if (speed == 0)
-		return 0;
-
-	it821x_tune_chipset(drive, speed);
-
-	return ide_dma_enable(drive);
-}
-
-/**
  *	it821x_configure_drive_for_dma	-	set up for DMA transfers
  *	@drive: drive we are going to set up
  *
@@ -494,7 +475,7 @@ static int config_chipset_for_dma (ide_drive_t *drive)
 
 static int it821x_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;
 
 	it821x_tuneproc(drive, 255);
diff --git a/drivers/ide/pci/pdc202xx_old.c b/drivers/ide/pci/pdc202xx_old.c
index a6dd9c8..2384468 100644
--- a/drivers/ide/pci/pdc202xx_old.c
+++ b/drivers/ide/pci/pdc202xx_old.c
@@ -181,23 +181,11 @@ static void pdc_old_disable_66MHz_clock(ide_hwif_t *hwif)
 	outb(clock & ~(hwif->channel ? 0x08 : 0x02), clock_reg);
 }
 
-static int config_chipset_for_dma (ide_drive_t *drive)
-{
-	u8 speed = ide_max_dma_mode(drive);
-
-	if (!speed)
-		return 0;
-
-	(void)pdc202xx_tune_chipset(drive, speed);
-
-	return ide_dma_enable(drive);
-}
-
 static int pdc202xx_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))
diff --git a/drivers/ide/pci/serverworks.c b/drivers/ide/pci/serverworks.c
index a94e77d..6234f80 100644
--- a/drivers/ide/pci/serverworks.c
+++ b/drivers/ide/pci/serverworks.c
@@ -270,22 +270,11 @@ static void svwks_tune_drive (ide_drive_t *drive, u8 pio)
 	(void)svwks_tune_chipset(drive, XFER_PIO_0 + pio);
 }
 
-static int config_chipset_for_dma (ide_drive_t *drive)
-{
-	u8 speed = ide_max_dma_mode(drive);
-
-	if (!speed)
-		return 0;
-
-	(void) svwks_tune_chipset(drive, speed);
-	return ide_dma_enable(drive);
-}
-
 static int svwks_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))