X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=drivers%2Fmedia%2Fvideo%2Fvivi.c;h=d4cf5566673149b0708aff82bf42599fa55cc6cb;hb=97bf2856c6014879bd04983a3e9dfcdac1e7fe85;hp=841884af0cc03b56a992aa1084740dfa1937c3b6;hpb=76828883507a47dae78837ab5dec5a5b4513c667;p=linux-2.6.git

diff --git a/drivers/media/video/vivi.c b/drivers/media/video/vivi.c
index 841884af0..d4cf55666 100644
--- a/drivers/media/video/vivi.c
+++ b/drivers/media/video/vivi.c
@@ -36,6 +36,7 @@
 #include <media/v4l2-common.h>
 #include <linux/kthread.h>
 #include <linux/highmem.h>
+#include <linux/freezer.h>
 
 /* Wake up at about 30 fps */
 #define WAKE_NUMERATOR 30
@@ -269,10 +270,15 @@ static void gen_line(struct sg_to_addr to_addr[],int inipos,int pages,int wmax,
 	char *p,*s,*basep;
 	struct page *pg;
 	u8   chr,r,g,b,color;
+	unsigned long flags;
+	spinlock_t spinlock;
+
+	spin_lock_init(&spinlock);
 
 	/* Get first addr pointed to pixel position */
 	oldpg=get_addr_pos(pos,pages,to_addr);
-	pg=pfn_to_page(to_addr[oldpg].sg->dma_address >> PAGE_SHIFT);
+	pg=pfn_to_page(sg_dma_address(to_addr[oldpg].sg) >> PAGE_SHIFT);
+	spin_lock_irqsave(&spinlock,flags);
 	basep = kmap_atomic(pg, KM_BOUNCE_READ)+to_addr[oldpg].sg->offset;
 
 	/* We will just duplicate the second pixel at the packet */
@@ -287,7 +293,7 @@ static void gen_line(struct sg_to_addr to_addr[],int inipos,int pages,int wmax,
 		for (color=0;color<4;color++) {
 			pgpos=get_addr_pos(pos,pages,to_addr);
 			if (pgpos!=oldpg) {
-				pg=pfn_to_page(to_addr[pgpos].sg->dma_address >> PAGE_SHIFT);
+				pg=pfn_to_page(sg_dma_address(to_addr[pgpos].sg) >> PAGE_SHIFT);
 				kunmap_atomic(basep, KM_BOUNCE_READ);
 				basep= kmap_atomic(pg, KM_BOUNCE_READ)+to_addr[pgpos].sg->offset;
 				oldpg=pgpos;
@@ -339,8 +345,8 @@ static void gen_line(struct sg_to_addr to_addr[],int inipos,int pages,int wmax,
 				for (color=0;color<4;color++) {
 					pgpos=get_addr_pos(pos,pages,to_addr);
 					if (pgpos!=oldpg) {
-						pg=pfn_to_page(to_addr[pgpos].
-								sg->dma_address
+						pg=pfn_to_page(sg_dma_address(
+								to_addr[pgpos].sg)
 								>> PAGE_SHIFT);
 						kunmap_atomic(basep,
 								KM_BOUNCE_READ);
@@ -375,6 +381,8 @@ static void gen_line(struct sg_to_addr to_addr[],int inipos,int pages,int wmax,
 
 end:
 	kunmap_atomic(basep, KM_BOUNCE_READ);
+	spin_unlock_irqrestore(&spinlock,flags);
+
 }
 static void vivi_fillbuff(struct vivi_dev *dev,struct vivi_buffer *buf)
 {
@@ -386,7 +394,7 @@ static void vivi_fillbuff(struct vivi_dev *dev,struct vivi_buffer *buf)
 	struct timeval ts;
 
 	/* Test if DMA mapping is ready */
-	if (!vb->dma.sglist[0].dma_address)
+	if (!sg_dma_address(&vb->dma.sglist[0]))
 		return;
 
 	prep_to_addr(to_addr,vb);
@@ -534,9 +542,9 @@ static int vivi_start_thread(struct vivi_dmaqueue  *dma_q)
 
 	dma_q->kthread = kthread_run(vivi_thread, dma_q, "vivi");
 
-	if (dma_q->kthread == NULL) {
+	if (IS_ERR(dma_q->kthread)) {
 		printk(KERN_ERR "vivi: kernel_thread() failed\n");
-		return -EINVAL;
+		return PTR_ERR(dma_q->kthread);
 	}
 	dprintk(1,"returning from %s\n",__FUNCTION__);
 	return 0;
@@ -783,7 +791,7 @@ static int vivi_map_sg(void *dev, struct scatterlist *sg, int nents,
 	for (i = 0; i < nents; i++ ) {
 		BUG_ON(!sg[i].page);
 
-		sg[i].dma_address = page_to_phys(sg[i].page) + sg[i].offset;
+		sg_dma_address(&sg[i]) = page_to_phys(sg[i].page) + sg[i].offset;
 	}
 
 	return nents;
@@ -992,7 +1000,8 @@ static int vidiocgmbuf (struct file *file, void *priv, struct video_mbuf *mbuf)
 	struct vivi_fh  *fh=priv;
 	struct videobuf_queue *q=&fh->vb_vidq;
 	struct v4l2_requestbuffers req;
-	unsigned int i, ret;
+	unsigned int i;
+	int ret;
 
 	req.type   = q->type;
 	req.count  = 8;
@@ -1042,16 +1051,8 @@ static int vidioc_streamoff(struct file *file, void *priv, enum v4l2_buf_type i)
 	return (0);
 }
 
-static struct v4l2_tvnorm tvnorms[] = {
-	{
-		.name      = "NTSC-M",
-		.id        = V4L2_STD_NTSC_M,
-	}
-};
-
-static int vidioc_s_std (struct file *file, void *priv, v4l2_std_id a)
+static int vidioc_s_std (struct file *file, void *priv, v4l2_std_id *i)
 {
-
 	return 0;
 }
 
@@ -1331,8 +1332,8 @@ static struct video_device vivi = {
 #ifdef CONFIG_VIDEO_V4L1_COMPAT
 	.vidiocgmbuf          = vidiocgmbuf,
 #endif
-	.tvnorms              = tvnorms,
-	.tvnormsize           = ARRAY_SIZE(tvnorms),
+	.tvnorms              = V4L2_STD_NTSC_M,
+	.current_norm         = V4L2_STD_NTSC_M,
 };
 /* -----------------------------------------------------------------
 	Initialization and module stuff
@@ -1369,7 +1370,9 @@ static void __exit vivi_exit(void)
 	struct vivi_dev *h;
 	struct list_head *list;
 
-	list_for_each(list,&vivi_devlist) {
+	while (!list_empty(&vivi_devlist)) {
+		list = vivi_devlist.next;
+		list_del(list);
 		h = list_entry(list, struct vivi_dev, vivi_devlist);
 		kfree (h);
 	}