diff --git a/msm/dp/dp_display.c b/msm/dp/dp_display.c index dfc1fbabe2c7..0693c0208f35 100644 --- a/msm/dp/dp_display.c +++ b/msm/dp/dp_display.c @@ -45,10 +45,12 @@ enum dp_display_states { DP_STATE_INITIALIZED = BIT(1), DP_STATE_READY = BIT(2), DP_STATE_CONNECTED = BIT(3), - DP_STATE_ENABLED = BIT(4), - DP_STATE_SUSPENDED = BIT(5), - DP_STATE_ABORTED = BIT(6), - DP_STATE_HDCP_ABORTED = BIT(7), + DP_STATE_CONNECT_NOTIFIED = BIT(4), + DP_STATE_DISCONNECT_NOTIFIED = BIT(5), + DP_STATE_ENABLED = BIT(6), + DP_STATE_SUSPENDED = BIT(7), + DP_STATE_ABORTED = BIT(8), + DP_STATE_HDCP_ABORTED = BIT(9), }; static char *dp_display_state_name(enum dp_display_states state) @@ -74,6 +76,14 @@ static char *dp_display_state_name(enum dp_display_states state) len += scnprintf(buf + len, sizeof(buf) - len, "|%s|", "CONNECTED"); + if (state & DP_STATE_CONNECT_NOTIFIED) + len += scnprintf(buf + len, sizeof(buf) - len, "|%s|", + "CONNECT_NOTIFIED"); + + if (state & DP_STATE_DISCONNECT_NOTIFIED) + len += scnprintf(buf + len, sizeof(buf) - len, "|%s|", + "DISCONNECT_NOTIFIED"); + if (state & DP_STATE_ENABLED) len += scnprintf(buf + len, sizeof(buf) - len, "|%s|", "ENABLED"); @@ -653,6 +663,14 @@ static void dp_display_send_hpd_event(struct dp_display_private *dp) envp[4] = NULL; kobject_uevent_env(&dev->primary->kdev->kobj, KOBJ_CHANGE, envp); + + if (connector->status == connector_status_connected) { + dp_display_state_add(DP_STATE_CONNECT_NOTIFIED); + dp_display_state_remove(DP_STATE_DISCONNECT_NOTIFIED); + } else { + dp_display_state_add(DP_STATE_DISCONNECT_NOTIFIED); + dp_display_state_remove(DP_STATE_CONNECT_NOTIFIED); + } } static int dp_display_send_hpd_notification(struct dp_display_private *dp) @@ -911,7 +929,8 @@ static int dp_display_process_hpd_low(struct dp_display_private *dp) dp_display_process_mst_hpd_low(dp); - if (dp_display_state_is(DP_STATE_ENABLED) && !dp->mst.mst_active) + if (dp_display_state_is(DP_STATE_CONNECT_NOTIFIED) && + !dp->mst.mst_active) rc = dp_display_send_hpd_notification(dp); mutex_lock(&dp->session_lock);