drm/amdgpu: do not free fence buf when driver probes.

Fence buf needs to be used on suspend/resume phase.

Signed-off-by: Huang Rui <ray.huang@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c
index 68ccaed..19180aa 100644 (file)
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c
@@ -358,8 +358,6 @@ static int psp_load_fw(struct amdgpu_device *adev)
        if (ret)
                goto failed_mem;
 
-       amdgpu_bo_free_kernel(&psp->fence_buf_bo,
-                             &psp->fence_buf_mc_addr, &psp->fence_buf);
        kfree(cmd);
 
        return 0;
@@ -423,6 +421,10 @@ static int psp_hw_fini(void *handle)
                amdgpu_bo_free_kernel(&psp->fw_pri_bo,
                                      &psp->fw_pri_mc_addr, &psp->fw_pri_buf);
 
+       if (psp->fence_buf_bo)
+               amdgpu_bo_free_kernel(&psp->fence_buf_bo,
+                                     &psp->fence_buf_mc_addr, &psp->fence_buf);
+
        return 0;
 }