X-Git-Url: http://pilppa.org/gitweb/gitweb.cgi?a=blobdiff_plain;f=drivers%2Fmedia%2Fvideo%2Fvideobuf-dma-sg.c;h=98efd7ab1f50a5467c5d543cdbb37573df5f8571;hb=b7e23d913aafc93fc5f119e1be17620073cc3811;hp=0a18286279d36ca24bc7b96d8d030ab7e1185574;hpb=81f8320f624a785d77443ace83391d0fdee695f6;p=linux-2.6-omap-h63xx.git

diff --git a/drivers/media/video/videobuf-dma-sg.c b/drivers/media/video/videobuf-dma-sg.c
index 0a18286279d..98efd7ab1f5 100644
--- a/drivers/media/video/videobuf-dma-sg.c
+++ b/drivers/media/video/videobuf-dma-sg.c
@@ -27,6 +27,7 @@
 #include <linux/pci.h>
 #include <linux/vmalloc.h>
 #include <linux/pagemap.h>
+#include <linux/scatterlist.h>
 #include <asm/page.h>
 #include <asm/pgtable.h>
 
@@ -66,8 +67,7 @@ videobuf_vmalloc_to_sg(unsigned char *virt, int nr_pages)
 		if (NULL == pg)
 			goto err;
 		BUG_ON(PageHighMem(pg));
-		sg_set_page(&sglist[i], pg);
-		sglist[i].length = PAGE_SIZE;
+		sg_set_page(&sglist[i], pg, PAGE_SIZE, 0);
 	}
 	return sglist;
 
@@ -94,16 +94,13 @@ videobuf_pages_to_sg(struct page **pages, int nr_pages, int offset)
 	if (PageHighMem(pages[0]))
 		/* DMA to highmem pages might not work */
 		goto highmem;
-	sg_set_page(&sglist[0], pages[0]);
-	sglist[0].offset = offset;
-	sglist[0].length = PAGE_SIZE - offset;
+	sg_set_page(&sglist[0], pages[0], PAGE_SIZE - offset, offset);
 	for (i = 1; i < nr_pages; i++) {
 		if (NULL == pages[i])
 			goto nopage;
 		if (PageHighMem(pages[i]))
 			goto highmem;
-		sg_set_page(&sglist[i], pages[i]);
-		sglist[i].length = PAGE_SIZE;
+		sg_set_page(&sglist[i], pages[i], PAGE_SIZE, 0);
 	}
 	return sglist;
 
@@ -388,30 +385,27 @@ videobuf_vm_close(struct vm_area_struct *vma)
  * now ...).  Bounce buffers don't work very well for the data rates
  * video capture has.
  */
-static struct page*
-videobuf_vm_nopage(struct vm_area_struct *vma, unsigned long vaddr,
-		   int *type)
+static int
+videobuf_vm_fault(struct vm_area_struct *vma, struct vm_fault *vmf)
 {
 	struct page *page;
 
-	dprintk(3,"nopage: fault @ %08lx [vma %08lx-%08lx]\n",
-		vaddr,vma->vm_start,vma->vm_end);
-	if (vaddr > vma->vm_end)
-		return NOPAGE_SIGBUS;
+	dprintk(3,"fault: fault @ %08lx [vma %08lx-%08lx]\n",
+		(unsigned long)vmf->virtual_address,vma->vm_start,vma->vm_end);
 	page = alloc_page(GFP_USER | __GFP_DMA32);
 	if (!page)
-		return NOPAGE_OOM;
-	clear_user_page(page_address(page), vaddr, page);
-	if (type)
-		*type = VM_FAULT_MINOR;
-	return page;
+		return VM_FAULT_OOM;
+	clear_user_page(page_address(page), (unsigned long)vmf->virtual_address,
+			page);
+	vmf->page = page;
+	return 0;
 }
 
 static struct vm_operations_struct videobuf_vm_ops =
 {
 	.open     = videobuf_vm_open,
 	.close    = videobuf_vm_close,
-	.nopage   = videobuf_vm_nopage,
+	.fault    = videobuf_vm_fault,
 };
 
 /* ---------------------------------------------------------------------