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slc90e66: fix UDMA handling 

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>
This commit is contained in:
Bartlomiej Zolnierkiewicz 2009-11-30 08:55:18 +00:00 committed by David S. Miller
parent 28c1969ff8
commit ee31527a02
1 changed files with 1 additions and 2 deletions
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3
drivers/ide/slc90e66.c
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@ -91,8 +91,7 @@ static void slc90e66_set_dma_mode(ide_drive_t *drive, const u8 speed)
if (!(reg48 & u_flag)) if (!(reg48 & u_flag))
pci_write_config_word(dev, 0x48, reg48|u_flag); pci_write_config_word(dev, 0x48, reg48|u_flag);
/* FIXME: (reg4a & a_speed) ? */ if ((reg4a & a_speed) != u_speed) {
if ((reg4a & u_speed) != u_speed) {
pci_write_config_word(dev, 0x4a, reg4a & ~a_speed); pci_write_config_word(dev, 0x4a, reg4a & ~a_speed);
pci_read_config_word(dev, 0x4a, &reg4a); pci_read_config_word(dev, 0x4a, &reg4a);
pci_write_config_word(dev, 0x4a, reg4a|u_speed); pci_write_config_word(dev, 0x4a, reg4a|u_speed);