diff options
Diffstat (limited to 'drivers/gpu/drm/msm/dp/dp_display.c')
| -rw-r--r-- | drivers/gpu/drm/msm/dp/dp_display.c | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/drivers/gpu/drm/msm/dp/dp_display.c b/drivers/gpu/drm/msm/dp/dp_display.c index bce77935394f..ec26855079c1 100644 --- a/drivers/gpu/drm/msm/dp/dp_display.c +++ b/drivers/gpu/drm/msm/dp/dp_display.c @@ -309,7 +309,8 @@ static void dp_display_unbind(struct device *dev, struct device *master, struct msm_drm_private *priv = dev_get_drvdata(master); /* disable all HPD interrupts */ - dp_catalog_hpd_config_intr(dp->catalog, DP_DP_HPD_INT_MASK, false); + if (dp->core_initialized) + dp_catalog_hpd_config_intr(dp->catalog, DP_DP_HPD_INT_MASK, false); kthread_stop(dp->ev_tsk); @@ -872,7 +873,7 @@ static int dp_display_enable(struct dp_display_private *dp, u32 data) return 0; } - rc = dp_ctrl_on_stream(dp->ctrl); + rc = dp_ctrl_on_stream(dp->ctrl, data); if (!rc) dp_display->power_on = true; @@ -1659,6 +1660,7 @@ void dp_bridge_enable(struct drm_bridge *drm_bridge) int rc = 0; struct dp_display_private *dp_display; u32 state; + bool force_link_train = false; dp_display = container_of(dp, struct dp_display_private, dp_display); if (!dp_display->dp_mode.drm_mode.clock) { @@ -1693,10 +1695,12 @@ void dp_bridge_enable(struct drm_bridge *drm_bridge) state = dp_display->hpd_state; - if (state == ST_DISPLAY_OFF) + if (state == ST_DISPLAY_OFF) { dp_display_host_phy_init(dp_display); + force_link_train = true; + } - dp_display_enable(dp_display, 0); + dp_display_enable(dp_display, force_link_train); rc = dp_display_post_enable(dp); if (rc) { @@ -1705,10 +1709,6 @@ void dp_bridge_enable(struct drm_bridge *drm_bridge) dp_display_unprepare(dp); } - /* manual kick off plug event to train link */ - if (state == ST_DISPLAY_OFF) - dp_add_event(dp_display, EV_IRQ_HPD_INT, 0, 0); - /* completed connection */ dp_display->hpd_state = ST_CONNECTED; |