drm/amdgpu/sdma5: incorrect variable type for gpu address
authorJack Xiao <Jack.Xiao@amd.com>
Wed, 24 Apr 2019 02:55:20 +0000 (10:55 +0800)
committerAlex Deucher <alexander.deucher@amd.com>
Fri, 21 Jun 2019 23:59:27 +0000 (18:59 -0500)
Incorrect programming with 64bit gpu address assignment for
32bit variable.

Signed-off-by: Jack Xiao <Jack.Xiao@amd.com>
Reviewed-by: Xiaojie Yuan <xiaojie.yuan@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drivers/gpu/drm/amd/amdgpu/sdma_v5_0.c

index 32b48c9ca051ac4cea84009331bcb1eaf5b91fd4..3747c3f1f0cc81b4a55b8d2bcb8ba7f4488cb112 100644 (file)
@@ -565,7 +565,8 @@ static int sdma_v5_0_gfx_resume(struct amdgpu_device *adev)
        u32 doorbell;
        u32 doorbell_offset;
        u32 temp;
-       u32 wptr_gpu_addr, wptr_poll_cntl;
+       u32 wptr_poll_cntl;
+       u64 wptr_gpu_addr;
        int i, r;
 
        for (i = 0; i < adev->sdma.num_instances; i++) {