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Commit 58b053e4 authored by Jens Axboe's avatar Jens Axboe
Browse files

Update arch/ to use sg helpers 



Signed-off-by: default avatarJens Axboe <jens.axboe@oracle.com>
parent f9527f12

arch/alpha/kernel/pci_iommu.c

+1 −1
Original line number Diff line number Diff line
@@ -465,7 +465,7 @@ EXPORT_SYMBOL(pci_free_consistent); 
   Write dma_length of each leader with the combined lengths of

   the mergable followers.  */



#define SG_ENT_VIRT_ADDRESS(SG) (page_address((SG)->page) + (SG)->offset)

#define SG_ENT_VIRT_ADDRESS(SG) (sg_virt((SG)))

#define SG_ENT_PHYS_ADDRESS(SG) __pa(SG_ENT_VIRT_ADDRESS(SG))



static void

arch/arm/common/dmabounce.c

+1 −1
Original line number Diff line number Diff line
@@ -442,7 +442,7 @@ dma_map_sg(struct device *dev, struct scatterlist *sg, int nents, 
	BUG_ON(dir == DMA_NONE);



	for (i = 0; i < nents; i++, sg++) {

		struct page *page = sg->page;

		struct page *page = sg_page(sg);

		unsigned int offset = sg->offset;

		unsigned int length = sg->length;

		void *ptr = page_address(page) + offset;

arch/blackfin/kernel/dma-mapping.c

+1 −2
Original line number Diff line number Diff line
@@ -160,8 +160,7 @@ dma_map_sg(struct device *dev, struct scatterlist *sg, int nents, 
	BUG_ON(direction == DMA_NONE);



	for (i = 0; i < nents; i++, sg++) {

		sg->dma_address = (dma_addr_t)(page_address(sg->page) +

					sg->offset);

		sg->dma_address = (dma_addr_t) sg_virt(sg);



		invalidate_dcache_range(sg_dma_address(sg),

					sg_dma_address(sg) +

arch/ia64/hp/common/sba_iommu.c

+1 −1
Original line number Diff line number Diff line
@@ -246,7 +246,7 @@ static int reserve_sba_gart = 1; 
static SBA_INLINE void sba_mark_invalid(struct ioc *, dma_addr_t, size_t);

static SBA_INLINE void sba_free_range(struct ioc *, dma_addr_t, size_t);



#define sba_sg_address(sg)	(page_address((sg)->page) + (sg)->offset)

#define sba_sg_address(sg)	sg_virt((sg))



#ifdef FULL_VALID_PDIR

static u64 prefetch_spill_page;

arch/ia64/hp/sim/simscsi.c

+2 −2
Original line number Diff line number Diff line
@@ -131,7 +131,7 @@ simscsi_sg_readwrite (struct scsi_cmnd *sc, int mode, unsigned long offset) 
	stat.fd = desc[sc->device->id];



	scsi_for_each_sg(sc, sl, scsi_sg_count(sc), i) {

		req.addr = __pa(page_address(sl->page) + sl->offset);

		req.addr = __pa(sg_virt(sl));

		req.len  = sl->length;

		if (DBG)

			printk("simscsi_sg_%s @ %lx (off %lx) use_sg=%d len=%d\n",
@@ -212,7 +212,7 @@ static void simscsi_fillresult(struct scsi_cmnd *sc, char *buf, unsigned len) 
		if (!len)

			break;

		thislen = min(len, slp->length);

		memcpy(page_address(slp->page) + slp->offset, buf, thislen);

		memcpy(sg_virt(slp), buf, thislen);

		len -= thislen;

	}

}