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Diffstat (limited to 'src/gallium/drivers/nouveau/nouveau_screen.c')
-rw-r--r--src/gallium/drivers/nouveau/nouveau_screen.c24
1 files changed, 23 insertions, 1 deletions
diff --git a/src/gallium/drivers/nouveau/nouveau_screen.c b/src/gallium/drivers/nouveau/nouveau_screen.c
index e4cf91c005c..7ebc94ed6c7 100644
--- a/src/gallium/drivers/nouveau/nouveau_screen.c
+++ b/src/gallium/drivers/nouveau/nouveau_screen.c
@@ -31,7 +31,7 @@ nouveau_screen_bo_skel(struct pipe_screen *pscreen, struct nouveau_bo *bo,
unsigned alignment, unsigned usage, unsigned size)
{
struct pipe_buffer *pb;
-
+
pb = CALLOC(1, sizeof(struct pipe_buffer)+sizeof(struct nouveau_bo *));
if (!pb) {
nouveau_bo_ref(NULL, &bo);
@@ -127,8 +127,18 @@ nouveau_screen_bo_map(struct pipe_screen *pscreen, struct pipe_buffer *pb,
unsigned usage)
{
struct nouveau_bo *bo = nouveau_bo(pb);
+ struct nouveau_screen *nscreen = nouveau_screen(pscreen);
int ret;
+ if (nscreen->pre_pipebuffer_map_callback) {
+ ret = nscreen->pre_pipebuffer_map_callback(pscreen, pb, usage);
+ if (ret) {
+ debug_printf("pre_pipebuffer_map_callback failed %d\n",
+ ret);
+ return NULL;
+ }
+ }
+
ret = nouveau_bo_map(bo, nouveau_screen_map_flags(usage));
if (ret) {
debug_printf("map failed: %d\n", ret);
@@ -143,11 +153,22 @@ nouveau_screen_bo_map_range(struct pipe_screen *pscreen, struct pipe_buffer *pb,
unsigned offset, unsigned length, unsigned usage)
{
struct nouveau_bo *bo = nouveau_bo(pb);
+ struct nouveau_screen *nscreen = nouveau_screen(pscreen);
uint32_t flags = nouveau_screen_map_flags(usage);
int ret;
+ if (nscreen->pre_pipebuffer_map_callback) {
+ ret = nscreen->pre_pipebuffer_map_callback(pscreen, pb, usage);
+ if (ret) {
+ debug_printf("pre_pipebuffer_map_callback failed %d\n",
+ ret);
+ return NULL;
+ }
+ }
+
ret = nouveau_bo_map_range(bo, offset, length, flags);
if (ret) {
+ nouveau_bo_unmap(bo);
if (!(flags & NOUVEAU_BO_NOWAIT) || ret != -EBUSY)
debug_printf("map_range failed: %d\n", ret);
return NULL;
@@ -239,5 +260,6 @@ nouveau_screen_init(struct nouveau_screen *screen, struct nouveau_device *dev)
void
nouveau_screen_fini(struct nouveau_screen *screen)
{
+ nouveau_channel_free(&screen->channel);
}