Commit c2ce5ca0 authored by Sergei Shtylyov's avatar Sergei Shtylyov Committed by Bartlomiej Zolnierkiewicz
Browse files

scc_pata: make use of scc_dma_sff_read_status() 



Make consistent use of scc_dma_sff_read_status() throughout the driver.

Signed-off-by: default avatarSergei Shtylyov <sshtylyov@ru.mvista.com>
Signed-off-by: default avatarBartlomiej Zolnierkiewicz <bzolnier@gmail.com>
parent 05789634

drivers/ide/scc_pata.c

+3 −3
Original line number Diff line number Diff line
@@ -292,7 +292,7 @@ static void scc_dma_host_set(ide_drive_t *drive, int on) 
{

	ide_hwif_t *hwif = drive->hwif;

	u8 unit = drive->dn & 1;

	u8 dma_stat = scc_ide_inb(hwif->dma_base + 4);

	u8 dma_stat = scc_dma_sff_read_status(hwif);



	if (on)

		dma_stat |= (1 << (5 + unit));
@@ -338,7 +338,7 @@ static int scc_dma_setup(ide_drive_t *drive) 
	out_be32((void __iomem *)hwif->dma_base, reading);



	/* read DMA status for INTR & ERROR flags */

	dma_stat = in_be32((void __iomem *)(hwif->dma_base + 4));

	dma_stat = scc_dma_sff_read_status(hwif);



	/* clear INTR & ERROR flags */

	out_be32((void __iomem *)(hwif->dma_base + 4), dma_stat | 6);
@@ -367,7 +367,7 @@ static int __scc_dma_end(ide_drive_t *drive) 
	/* stop DMA */

	scc_ide_outb(dma_cmd & ~1, hwif->dma_base);

	/* get DMA status */

	dma_stat = scc_ide_inb(hwif->dma_base + 4);

	dma_stat = scc_dma_sff_read_status(hwif);

	/* clear the INTR & ERROR bits */

	scc_ide_outb(dma_stat | 6, hwif->dma_base + 4);

	/* purge DMA mappings */

CRA Git | Maintained and supported by SUSTech CRA and CCSE