X-Git-Url: http://git.samba.org/samba.git/?a=blobdiff_plain;f=drivers%2Fchar%2Fdrm%2Fvia_dmablit.c;h=2881a06b6f558a614bcc9c9de1fd8a6822c923b7;hb=255f0385c8e0d6b9005c0e09fffb5bd852f3b506;hp=806f9ce5f47b6a16dfb5c5ddc9943879b25239cb;hpb=40b20c257a13c5a526ac540bc5e43d0fdf29792a;p=sfrench%2Fcifs-2.6.git

diff --git a/drivers/char/drm/via_dmablit.c b/drivers/char/drm/via_dmablit.c
index 806f9ce5f47b..2881a06b6f55 100644
--- a/drivers/char/drm/via_dmablit.c
+++ b/drivers/char/drm/via_dmablit.c
@@ -218,7 +218,9 @@ via_fire_dmablit(drm_device_t *dev, drm_via_sg_info_t *vsg, int engine)
 	VIA_WRITE(VIA_PCI_DMA_MR0  + engine*0x04, VIA_DMA_MR_CM | VIA_DMA_MR_TDIE);
 	VIA_WRITE(VIA_PCI_DMA_BCR0 + engine*0x10, 0);
 	VIA_WRITE(VIA_PCI_DMA_DPR0 + engine*0x10, vsg->chain_start);
+	DRM_WRITEMEMORYBARRIER();
 	VIA_WRITE(VIA_PCI_DMA_CSR0 + engine*0x04, VIA_DMA_CSR_DE | VIA_DMA_CSR_TS);
+	VIA_READ(VIA_PCI_DMA_CSR0 + engine*0x04);
 }
 
 /*
@@ -374,10 +376,8 @@ via_dmablit_handler(drm_device_t *dev, int engine, int from_irq)
 			blitq->cur = cur;
 			blitq->num_outstanding--;
 			blitq->end = jiffies + DRM_HZ;
-			if (!timer_pending(&blitq->poll_timer)) {
-				blitq->poll_timer.expires = jiffies+1;
-				add_timer(&blitq->poll_timer);
-			}
+			if (!timer_pending(&blitq->poll_timer))
+				mod_timer(&blitq->poll_timer, jiffies + 1);
 		} else {
 			if (timer_pending(&blitq->poll_timer)) {
 				del_timer(&blitq->poll_timer);
@@ -476,8 +476,7 @@ via_dmablit_timer(unsigned long data)
 	via_dmablit_handler(dev, engine, 0);
 	
 	if (!timer_pending(&blitq->poll_timer)) {
-		blitq->poll_timer.expires = jiffies+1;
-		add_timer(&blitq->poll_timer);
+		mod_timer(&blitq->poll_timer, jiffies + 1);
 
 	       /*
 		* Rerun handler to delete timer if engines are off, and
@@ -572,9 +571,8 @@ via_init_dmablit(drm_device_t *dev)
 		}
 		DRM_INIT_WAITQUEUE(&blitq->busy_queue);
 		INIT_WORK(&blitq->wq, via_dmablit_workqueue);
-		init_timer(&blitq->poll_timer);
-		blitq->poll_timer.function = &via_dmablit_timer;
-		blitq->poll_timer.data = (unsigned long) blitq;
+		setup_timer(&blitq->poll_timer, via_dmablit_timer,
+				(unsigned long)blitq);
 	}	
 }