diff options
| -rw-r--r-- | drivers/video/fbdev/msm/mdss_mdp_layer.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/video/fbdev/msm/mdss_mdp_layer.c b/drivers/video/fbdev/msm/mdss_mdp_layer.c index 20fcc26bb4bf..01fa57eb02ba 100644 --- a/drivers/video/fbdev/msm/mdss_mdp_layer.c +++ b/drivers/video/fbdev/msm/mdss_mdp_layer.c @@ -2656,13 +2656,22 @@ int mdss_mdp_layer_pre_commit(struct msm_fb_data_type *mfd, if (mdp5_data->cwb.valid) { struct sync_fence *retire_fence = NULL; + if (!commit->output_layer) { + pr_err("cwb request without setting output layer\n"); + goto map_err; + } + retire_fence = __create_fence(mfd, &mdp5_data->cwb.cwb_sync_pt_data, MDSS_MDP_CWB_RETIRE_FENCE, &commit->output_layer->buffer.fence, 0); if (IS_ERR_OR_NULL(retire_fence)) { pr_err("failed to handle cwb fence"); + goto map_err; } + + sync_fence_install(retire_fence, + commit->output_layer->buffer.fence); } map_err: |