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ide: call ide_build_sglist() prior to ->dma_setup (v2)

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* Re-map sg table if needed in ide_build_sglist().

* Move ide_build_sglist() call from ->dma_setup to its users.

* Un-export ide_build_sglist().

v2:
* Build fix for CONFIG_BLK_DEV_IDEDMA=n (noticed by Randy Dunlap).

There should be no functional changes caused by this patch.

Cc: Randy Dunlap <randy.dunlap@oracle.com>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
This commit is contained in:
Bartlomiej Zolnierkiewicz
2009-03-27 12:46:37 +01:00
parent b109f526ca
commit e6830a86c2
10 changed files with 24 additions and 41 deletions
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6
drivers/ide/icside.c
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@@ -325,12 +325,6 @@ static int icside_dma_setup(ide_drive_t *drive)
*/
BUG_ON(dma_channel_active(ec->dma));
hwif->sg_nents = ide_build_sglist(drive, rq);
if (hwif->sg_nents == 0) {
ide_map_sg(drive, rq);
return 1;
}
/*
* Ensure that we have the right interrupt routed.
*/