瀏覽代碼

ide: change order of register access in ide_config_drive_speed()

Write ATA Feature register before ATA Sector Count register as
a preparation to use ->tf_load in ide_config_drive_speed().

This change shouldn't affect anything (just an usual paranoia).

Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
Bartlomiej Zolnierkiewicz 17 年之前
父節點
當前提交
3c09384e95
共有 1 個文件被更改,包括 1 次插入1 次删除
  1. 1 1
      drivers/ide/ide-iops.c

+ 1 - 1
drivers/ide/ide-iops.c

@@ -828,8 +828,8 @@ int ide_config_drive_speed(ide_drive_t *drive, u8 speed)
 	SELECT_MASK(drive, 0);
 	udelay(1);
 	hwif->set_irq(hwif, 0);
-	hwif->OUTB(speed, io_ports->nsect_addr);
 	hwif->OUTB(SETFEATURES_XFER, io_ports->feature_addr);
+	hwif->OUTB(speed, io_ports->nsect_addr);
 	hwif->exec_command(hwif, WIN_SETFEATURES);
 	if (drive->quirk_list == 2)
 		hwif->set_irq(hwif, 1);