ide: remove superfluous ->dma field from ide_hwif_t

Acked-by: Sergei Shtylyov <sshtylyov@ru.mvista.com> Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
git-mirror · Oct 13, 2008 · e4634d4 · e4634d4
1 parent 0ae4b31
commit e4634d4
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Showing 3 changed files with 0 additions and 6 deletions.
diff --git a/drivers/ide/ide-dma.c b/drivers/ide/ide-dma.c
@@ -525,7 +525,6 @@ void ide_dma_start(ide_drive_t *drive)
 		outb(dma_cmd | 1, hwif->dma_base + ATA_DMA_CMD);
 	}
 
-	hwif->dma = 1;
 	wmb();
 }
 
@@ -564,7 +563,6 @@ int __ide_dma_end (ide_drive_t *drive)
 	/* purge DMA mappings */
 	ide_destroy_dmatable(drive);
 	/* verify good DMA status */
-	hwif->dma = 0;
 	wmb();
 	return (dma_stat & 7) != 4 ? (0x10 | dma_stat) : 0;
 }

diff --git a/drivers/ide/pci/scc_pata.c b/drivers/ide/pci/scc_pata.c
@@ -353,7 +353,6 @@ static void scc_dma_start(ide_drive_t *drive)
 
 	/* start DMA */
 	scc_ide_outb(dma_cmd | 1, hwif->dma_base);
-	hwif->dma = 1;
 	wmb();
 }
 
@@ -374,7 +373,6 @@ static int __scc_dma_end(ide_drive_t *drive)
 	/* purge DMA mappings */
 	ide_destroy_dmatable(drive);
 	/* verify good DMA status */
-	hwif->dma = 0;
 	wmb();
 	return (dma_stat & 7) != 4 ? (0x10 | dma_stat) : 0;
 }

diff --git a/include/linux/ide.h b/include/linux/ide.h
@@ -756,8 +756,6 @@ typedef struct hwif_s {
 
 	void		*hwif_data;	/* extra hwif data */
 
-	unsigned dma;
-
 #ifdef CONFIG_BLK_DEV_IDEACPI
 	struct ide_acpi_hwif_link *acpidata;
 #endif