X-Git-Url: http://git.osdn.net/view?p=android-x86%2Fexternal-minigbm.git;a=blobdiff_plain;f=mediatek.c;h=1a1061ca68eaa47b36706e1bbb02bfb3a96741ca;hp=b999e281b5dfc33536d6a842f2fce2d8ff9a17ed;hb=refs%2Fheads%2Fpie-x86_intel;hpb=a1892b2800a5847525d010d6245cbcc1776c1bea

diff --git a/mediatek.c b/mediatek.c
index b999e28..1a1061c 100644
--- a/mediatek.c
+++ b/mediatek.c
@@ -78,7 +78,7 @@ static int mediatek_bo_create(struct bo *bo, uint32_t width, uint32_t height, ui
 	return 0;
 }
 
-static void *mediatek_bo_map(struct bo *bo, struct map_info *data, size_t plane, int prot)
+static void *mediatek_bo_map(struct bo *bo, struct map_info *data, size_t plane, uint32_t map_flags)
 {
 	int ret;
 	struct drm_mtk_gem_map_off gem_map;
@@ -93,7 +93,8 @@ static void *mediatek_bo_map(struct bo *bo, struct map_info *data, size_t plane,
 		return MAP_FAILED;
 	}
 
-	void *addr = mmap(0, bo->total_size, prot, MAP_SHARED, bo->drv->fd, gem_map.offset);
+	void *addr = mmap(0, bo->total_size, drv_get_prot(map_flags), MAP_SHARED, bo->drv->fd,
+			  gem_map.offset);
 
 	data->length = bo->total_size;
 
@@ -125,7 +126,7 @@ static int mediatek_bo_unmap(struct bo *bo, struct map_info *data)
 static int mediatek_bo_flush(struct bo *bo, struct map_info *data)
 {
 	struct mediatek_private_map_data *priv = data->priv;
-	if (priv)
+	if (priv && (data->map_flags & BO_MAP_WRITE))
 		memcpy(priv->gem_addr, priv->cached_addr, bo->total_size);
 
 	return 0;