diff options
Diffstat (limited to 'drivers/gpu/drm/i915/intel_hdmi.c')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_hdmi.c | 18 |
1 files changed, 13 insertions, 5 deletions
diff --git a/drivers/gpu/drm/i915/intel_hdmi.c b/drivers/gpu/drm/i915/intel_hdmi.c index a9076402dcb0..a2dab0b6bde6 100644 --- a/drivers/gpu/drm/i915/intel_hdmi.c +++ b/drivers/gpu/drm/i915/intel_hdmi.c @@ -943,8 +943,12 @@ static int intel_hdmi_hdcp_write(struct intel_digital_port *intel_dig_port, ret = i2c_transfer(adapter, &msg, 1); if (ret == 1) - return 0; - return ret >= 0 ? -EIO : ret; + ret = 0; + else if (ret >= 0) + ret = -EIO; + + kfree(write_buf); + return ret; } static @@ -1907,22 +1911,26 @@ intel_hdmi_set_edid(struct drm_connector *connector) static enum drm_connector_status intel_hdmi_detect(struct drm_connector *connector, bool force) { - enum drm_connector_status status; + enum drm_connector_status status = connector_status_disconnected; struct drm_i915_private *dev_priv = to_i915(connector->dev); struct intel_hdmi *intel_hdmi = intel_attached_hdmi(connector); + struct intel_encoder *encoder = &hdmi_to_dig_port(intel_hdmi)->base; DRM_DEBUG_KMS("[CONNECTOR:%d:%s]\n", connector->base.id, connector->name); intel_display_power_get(dev_priv, POWER_DOMAIN_GMBUS); + if (IS_ICELAKE(dev_priv) && + !intel_digital_port_connected(encoder)) + goto out; + intel_hdmi_unset_edid(connector); if (intel_hdmi_set_edid(connector)) status = connector_status_connected; - else - status = connector_status_disconnected; +out: intel_display_power_put(dev_priv, POWER_DOMAIN_GMBUS); if (status != connector_status_connected) |