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ide: Fix drive's DWORD-IO handling 

According the documentation, id[ATA_ID_DWORD_IO] is non-zero if
the drive supports dword IO, while the code disables support by
setting IDE_DFLAG_NO_IO_32BIT. In addition, this word has been
reused by the ATA8 specification. This patch fixes both cases.

Signed-off-by: Mario Schwalbe <schwalbe@inf.tu-dresden.de>
Cc: Sergei Shtylyov <sshtylyov@ru.mvista.com>
[bart: remove id[ATA_ID_DWORD_IO] check altogether per Sergei's suggestion]
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
This commit is contained in:
Mario Schwalbe 2009-01-06 17:20:57 +01:00 committed by Bartlomiej Zolnierkiewicz
parent 2bd24a1cfc
commit 744a82b004
1 changed files with 1 additions and 2 deletions
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3
drivers/ide/ide-probe.c
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@ -849,8 +849,7 @@ static void ide_port_tune_devices(ide_hwif_t *hwif)
}
ide_port_for_each_dev(i, drive, hwif) {
if ((hwif->host_flags & IDE_HFLAG_NO_IO_32BIT) ||
drive->id[ATA_ID_DWORD_IO])
if (hwif->host_flags & IDE_HFLAG_NO_IO_32BIT)
drive->dev_flags |= IDE_DFLAG_NO_IO_32BIT;
else
drive->dev_flags &= ~IDE_DFLAG_NO_IO_32BIT;