winsys/amdgpu: don't try to unmap userptr buffers

no app calls this AFAIK

Reviewed-by: Nicolai Hähnle <nicolai.haehnle@amd.com>

diff --git a/src/gallium/winsys/amdgpu/drm/amdgpu_bo.c b/src/gallium/winsys/amdgpu/drm/amdgpu_bo.c
index 1805ce6..db2c77f 100644 (file)
--- a/src/gallium/winsys/amdgpu/drm/amdgpu_bo.c
+++ b/src/gallium/winsys/amdgpu/drm/amdgpu_bo.c
@@ -264,6 +264,9 @@ static void amdgpu_bo_unmap(struct pb_buffer *buf)
 {
    struct amdgpu_winsys_bo *bo = (struct amdgpu_winsys_bo*)buf;
 
+   if (bo->user_ptr)
+      return;
+
    amdgpu_bo_cpu_unmap(bo->bo);
 }