diff options
Diffstat (limited to 'drivers/gpu/drm/msm/hdmi/hdmi_connector.c')
-rw-r--r-- | drivers/gpu/drm/msm/hdmi/hdmi_connector.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/drivers/gpu/drm/msm/hdmi/hdmi_connector.c b/drivers/gpu/drm/msm/hdmi/hdmi_connector.c index 58707a1f3878..7efef0eafed5 100644 --- a/drivers/gpu/drm/msm/hdmi/hdmi_connector.c +++ b/drivers/gpu/drm/msm/hdmi/hdmi_connector.c @@ -196,6 +196,13 @@ int msm_hdmi_hpd_enable(struct drm_connector *connector) HDMI_HPD_CTRL_ENABLE | hpd_ctrl); spin_unlock_irqrestore(&hdmi->reg_lock, flags); + /* + * wait for a bit so that HPD is sensed if there is a cable already + * connected. Returning early will result in someone calling the + * connnector func's detect() callback too early + */ + msleep(15); + return 0; fail: @@ -439,8 +446,7 @@ struct drm_connector *msm_hdmi_connector_init(struct hdmi *hdmi) hdmi->i2c); drm_connector_helper_add(connector, &msm_hdmi_connector_helper_funcs); - connector->polled = DRM_CONNECTOR_POLL_CONNECT | - DRM_CONNECTOR_POLL_DISCONNECT; + connector->polled = DRM_CONNECTOR_POLL_HPD; connector->interlace_allowed = 0; connector->doublescan_allowed = 0; |