提交 dee9ba82 编写于 作者: J Jens Axboe

arm: sg fallout

Signed-off-by: NJens Axboe <jens.axboe@oracle.com>
上级 4fcc47a0
......@@ -5,7 +5,7 @@
#include <linux/mm.h> /* need struct page */
#include <asm/scatterlist.h>
#include <linux/scatterlist.h>
/*
* DMA-consistent mapping functions. These allocate/free a region of
......@@ -274,8 +274,8 @@ dma_map_sg(struct device *dev, struct scatterlist *sg, int nents,
for (i = 0; i < nents; i++, sg++) {
char *virt;
sg->dma_address = page_to_dma(dev, sg->page) + sg->offset;
virt = page_address(sg->page) + sg->offset;
sg->dma_address = page_to_dma(dev, sg_page(sg)) + sg->offset;
virt = sg_virt(sg);
if (!arch_is_coherent())
dma_cache_maint(virt, sg->length, dir);
......@@ -371,7 +371,7 @@ dma_sync_sg_for_cpu(struct device *dev, struct scatterlist *sg, int nents,
int i;
for (i = 0; i < nents; i++, sg++) {
char *virt = page_address(sg->page) + sg->offset;
char *virt = sg_virt(sg);
if (!arch_is_coherent())
dma_cache_maint(virt, sg->length, dir);
}
......@@ -384,7 +384,7 @@ dma_sync_sg_for_device(struct device *dev, struct scatterlist *sg, int nents,
int i;
for (i = 0; i < nents; i++, sg++) {
char *virt = page_address(sg->page) + sg->offset;
char *virt = sg_virt(sg);
if (!arch_is_coherent())
dma_cache_maint(virt, sg->length, dir);
}
......
Markdown is supported
0% .
You are about to add 0 people to the discussion. Proceed with caution.
先完成此消息的编辑!
想要评论请 注册