slc90e66: fix UDMA handling
Bartlomiej Zolnierkiewicz [Mon, 30 Nov 2009 08:55:18 +0000 (08:55 +0000)]
Fix checking of the currently programmed UDMA mode.

Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
Acked-by: Sergei Shtylyov <sshtylyov@ru.mvista.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/ide/slc90e66.c

index 9aec78d..1ccfb40 100644 (file)
@@ -91,8 +91,7 @@ static void slc90e66_set_dma_mode(ide_drive_t *drive, const u8 speed)
 
                if (!(reg48 & u_flag))
                        pci_write_config_word(dev, 0x48, reg48|u_flag);
-               /* FIXME: (reg4a & a_speed) ? */
-               if ((reg4a & u_speed) != u_speed) {
+               if ((reg4a & a_speed) != u_speed) {
                        pci_write_config_word(dev, 0x4a, reg4a & ~a_speed);
                        pci_read_config_word(dev, 0x4a, &reg4a);
                        pci_write_config_word(dev, 0x4a, reg4a|u_speed);