diff options
| -rw-r--r-- | drivers/video/fbdev/msm/mdss_dp.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/drivers/video/fbdev/msm/mdss_dp.c b/drivers/video/fbdev/msm/mdss_dp.c index 153c733fdf43..787a33fd0a5c 100644 --- a/drivers/video/fbdev/msm/mdss_dp.c +++ b/drivers/video/fbdev/msm/mdss_dp.c @@ -1559,8 +1559,14 @@ int mdss_dp_on_hpd(struct mdss_dp_drv_pdata *dp_drv) link_training: dp_drv->power_on = true; - while (-EAGAIN == mdss_dp_setup_main_link(dp_drv, true)) + while (-EAGAIN == mdss_dp_setup_main_link(dp_drv, true)) { pr_debug("MAIN LINK TRAINING RETRY\n"); + mdss_dp_mainlink_ctrl(&dp_drv->ctrl_io, false); + /* Disable DP mainlink clocks */ + mdss_dp_disable_mainlink_clocks(dp_drv); + /* Enable DP mainlink clocks with reduced link rate */ + mdss_dp_enable_mainlink_clocks(dp_drv); + } dp_drv->cont_splash = 0; |