]> pilppa.com Git - linux-2.6-omap-h63xx.git/commitdiff
au1xxx: fix au1xxx_set_pio_mode()
authorBartlomiej Zolnierkiewicz <bzolnier@gmail.com>
Sat, 13 Oct 2007 15:47:51 +0000 (17:47 +0200)
committerBartlomiej Zolnierkiewicz <bzolnier@gmail.com>
Sat, 13 Oct 2007 15:47:51 +0000 (17:47 +0200)
Set transfer mode on the device before programming the host controller for
the new timings (matches what auide_tune_chipset() is doing wrt DMA modes).

Acked-by: Sergei Shtylyov <sshtylyov@ru.mvista.com>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
drivers/ide/mips/au1xxx-ide.c

index 85819ae20602e9c5696f78642e9032944680d4e0..c319f61631276c289549a9fbb38014e521010772 100644 (file)
@@ -103,7 +103,9 @@ static void au1xxx_set_pio_mode(ide_drive_t *drive, const u8 pio)
 {
        int mem_sttime;
        int mem_stcfg;
-       u8 speed;
+
+       if (ide_config_drive_speed(drive, pio + XFER_PIO_0))
+               return;
 
        mem_sttime = 0;
        mem_stcfg  = au_readl(MEM_STCFG2);
@@ -164,9 +166,6 @@ static void au1xxx_set_pio_mode(ide_drive_t *drive, const u8 pio)
 
        au_writel(mem_sttime,MEM_STTIME2);
        au_writel(mem_stcfg,MEM_STCFG2);
-
-       speed = pio + XFER_PIO_0;
-       ide_config_drive_speed(drive, speed);
 }
 
 static int auide_tune_chipset(ide_drive_t *drive, const u8 speed)