Merge branch 'linux-linaro-lsk-v4.4-android' of git://git.linaro.org/kernel/linux...

[firefly-linux-kernel-4.4.55.git] / drivers / gpu / drm / i915 / intel_hdmi.c

diff --git a/drivers/gpu/drm/i915/intel_hdmi.c b/drivers/gpu/drm/i915/intel_hdmi.c
index 5763037586ee099f132577b8a4baea80af4b1351..7b7eefec60cfb57b382304f696f335cc3b07a166 100644 (file)
--- a/drivers/gpu/drm/i915/intel_hdmi.c
+++ b/drivers/gpu/drm/i915/intel_hdmi.c
@@ -1331,19 +1331,18 @@ intel_hdmi_unset_edid(struct drm_connector *connector)
 }
 
 static bool
-intel_hdmi_set_edid(struct drm_connector *connector, bool force)
+intel_hdmi_set_edid(struct drm_connector *connector)
 {
        struct drm_i915_private *dev_priv = to_i915(connector->dev);
        struct intel_hdmi *intel_hdmi = intel_attached_hdmi(connector);
-       struct edid *edid = NULL;
+       struct edid *edid;
        bool connected = false;
 
        intel_display_power_get(dev_priv, POWER_DOMAIN_GMBUS);
 
-       if (force)
-               edid = drm_get_edid(connector,
-                                   intel_gmbus_get_adapter(dev_priv,
-                                   intel_hdmi->ddc_bus));
+       edid = drm_get_edid(connector,
+                           intel_gmbus_get_adapter(dev_priv,
+                           intel_hdmi->ddc_bus));
 
        intel_display_power_put(dev_priv, POWER_DOMAIN_GMBUS);
 
@@ -1371,37 +1370,16 @@ static enum drm_connector_status
 intel_hdmi_detect(struct drm_connector *connector, bool force)
 {
        enum drm_connector_status status;
-       struct intel_hdmi *intel_hdmi = intel_attached_hdmi(connector);
        struct drm_i915_private *dev_priv = to_i915(connector->dev);
-       bool live_status = false;
-       unsigned int try;
 
        DRM_DEBUG_KMS("[CONNECTOR:%d:%s]\n",
                      connector->base.id, connector->name);
 
        intel_display_power_get(dev_priv, POWER_DOMAIN_GMBUS);
 
-       for (try = 0; !live_status && try < 9; try++) {
-               if (try)
-                       msleep(10);
-               live_status = intel_digital_port_connected(dev_priv,
-                               hdmi_to_dig_port(intel_hdmi));
-       }
-
-       if (!live_status) {
-               DRM_DEBUG_KMS("HDMI live status down\n");
-               /*
-                * Live status register is not reliable on all intel platforms.
-                * So consider live_status only for certain platforms, for
-                * others, read EDID to determine presence of sink.
-                */
-               if (INTEL_INFO(dev_priv)->gen < 7 || IS_IVYBRIDGE(dev_priv))
-                       live_status = true;
-       }
-
        intel_hdmi_unset_edid(connector);
 
-       if (intel_hdmi_set_edid(connector, live_status)) {
+       if (intel_hdmi_set_edid(connector)) {
                struct intel_hdmi *intel_hdmi = intel_attached_hdmi(connector);
 
                hdmi_to_dig_port(intel_hdmi)->base.type = INTEL_OUTPUT_HDMI;
@@ -1427,7 +1405,7 @@ intel_hdmi_force(struct drm_connector *connector)
        if (connector->status != connector_status_connected)
                return;
 
-       intel_hdmi_set_edid(connector, true);
+       intel_hdmi_set_edid(connector);
        hdmi_to_dig_port(intel_hdmi)->base.type = INTEL_OUTPUT_HDMI;
 }
 
@@ -2030,6 +2008,9 @@ void intel_hdmi_init_connector(struct intel_digital_port *intel_dig_port,
        enum port port = intel_dig_port->port;
        uint8_t alternate_ddc_pin;
 
+       DRM_DEBUG_KMS("Adding HDMI connector on port %c\n",
+                     port_name(port));
+
        drm_connector_init(dev, connector, &intel_hdmi_connector_funcs,
                           DRM_MODE_CONNECTOR_HDMIA);
        drm_connector_helper_add(connector, &intel_hdmi_connector_helper_funcs);