diff options
Diffstat (limited to 'drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_crc.c')
| -rw-r--r-- | drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_crc.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_crc.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_crc.c index 365aaef3ecaf..eb114e377233 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_crc.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_crc.c @@ -106,6 +106,7 @@ int amdgpu_dm_crtc_set_crc_source(struct drm_crtc *crtc, const char *src_name) struct drm_dp_aux *aux = NULL; bool enable = false; bool enabled = false; + int ret; enum amdgpu_dm_pipe_crc_source source = dm_parse_crc_source(src_name); @@ -176,7 +177,10 @@ int amdgpu_dm_crtc_set_crc_source(struct drm_crtc *crtc, const char *src_name) */ enabled = amdgpu_dm_is_valid_crc_source(crtc_state->crc_src); if (!enabled && enable) { - drm_crtc_vblank_get(crtc); + ret = drm_crtc_vblank_get(crtc); + if (ret) + return ret; + if (dm_is_crc_source_dprx(source)) { if (drm_dp_start_crc(aux, crtc)) { DRM_DEBUG_DRIVER("dp start crc failed\n"); |