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ide: set/clear drive->waiting_for_dma flag in the core code

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Set/clear drive->waiting_for_dma flag in the core code
instead of in ->dma_setup and ->dma_end methods.

There should be no functional changes caused by this patch.

Acked-by: Sergei Shtylyov <sshtylyov@ru.mvista.com>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
This commit is contained in:
Bartlomiej Zolnierkiewicz
2009-03-31 20:15:22 +02:00
parent 11998b3161
commit 88b4132e10
14 changed files with 11 additions and 36 deletions
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drivers/ide/ide-dma.c
+4
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@@ -91,6 +91,7 @@ ide_startstop_t ide_dma_intr(ide_drive_t *drive)
ide_hwif_t *hwif = drive->hwif;
u8 stat = 0, dma_stat = 0;
drive->waiting_for_dma = 0;
dma_stat = hwif->dma_ops->dma_end(drive);
ide_destroy_dmatable(drive);
stat = hwif->tp_ops->read_status(hwif);
@@ -479,6 +480,7 @@ ide_startstop_t ide_dma_timeout_retry(ide_drive_t *drive, int error)
if (error < 0) {
printk(KERN_WARNING "%s: DMA timeout error\n", drive->name);
drive->waiting_for_dma = 0;
(void)dma_ops->dma_end(drive);
ide_destroy_dmatable(drive);
ret = ide_error(drive, "dma timeout error",
@@ -491,6 +493,7 @@ ide_startstop_t ide_dma_timeout_retry(ide_drive_t *drive, int error)
if (dma_ops->dma_test_irq(drive) == 0) {
ide_dump_status(drive, "DMA timeout",
hwif->tp_ops->read_status(hwif));
drive->waiting_for_dma = 0;
(void)dma_ops->dma_end(drive);
ide_destroy_dmatable(drive);
}
@@ -577,5 +580,6 @@ int ide_dma_prepare(ide_drive_t *drive, struct ide_cmd *cmd)
ide_map_sg(drive, cmd);
return 1;
}
drive->waiting_for_dma = 1;
return 0;
}