drm/amdgpu: fix a vcn4 boot poll bug in emulation mode

The return value should be set in vcn4 boot poll.

Signed-off-by: Sonny Jiang <sonny.jiang@amd.com>
Reviewed-by: James Zhu <James.Zhu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

diff --git a/drivers/gpu/drm/amd/amdgpu/vcn_v4_0.c b/drivers/gpu/drm/amd/amdgpu/vcn_v4_0.c
index 0bde38449fd214ee3a434fad953270c10d6e984c..ca14c3ef742ecd27881baa1912bd772ce038fc49 100644 (file)
--- a/drivers/gpu/drm/amd/amdgpu/vcn_v4_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/vcn_v4_0.c
@@ -1041,6 +1041,7 @@ static int vcn_v4_0_start(struct amdgpu_device *adev)
                        }
 
                        if (amdgpu_emu_mode==1) {
+                               r = -1;
                                if (status & 2) {
                                        r = 0;
                                        break;