microblaze: use sg_phys()

geliangtang · Michal Simek · commit e56751c961ea · 2017-05-29T11:00:02.000+02:00
Use sg_phys() instead of open-coding it.

Signed-off-by: Geliang Tang &lt;geliangtang@gmail.com&gt;
Signed-off-by: Michal Simek &lt;michal.simek@xilinx.com&gt;
diff --git a/arch/microblaze/kernel/dma.c b/arch/microblaze/kernel/dma.c
@@ -65,8 +65,7 @@ static int dma_direct_map_sg(struct device *dev, struct scatterlist *sgl,
 		if (attrs & DMA_ATTR_SKIP_CPU_SYNC)
 			continue;
 
-		__dma_sync(page_to_phys(sg_page(sg)) + sg->offset,
-							sg->length, direction);
+		__dma_sync(sg_phys(sg), sg->length, direction);
 	}
 
 	return nents;

Original file line number	Diff line number	Diff line change
`@@ -65,8 +65,7 @@ static int dma_direct_map_sg(struct device dev, struct scatterlist sgl,`
`65`	`65`	`if (attrs & DMA_ATTR_SKIP_CPU_SYNC)`
`66`	`66`	`continue;`
`67`	`67`
`68`		`- __dma_sync(page_to_phys(sg_page(sg)) + sg->offset,`
`69`		`- sg->length, direction);`
	`68`	`+ __dma_sync(sg_phys(sg), sg->length, direction);`
`70`	`69`	`}`
`71`	`70`
`72`	`71`	`return nents;`