From 62e27076b7a48d1c8fc4eed59ff75f6382915c46 Mon Sep 17 00:00:00 2001 From: André Fabian Silva Delgado Date: Wed, 30 Nov 2016 18:50:18 -0300 Subject: Linux-libre 4.8.11-gnu --- drivers/gpu/drm/i915/intel_bios.c | 30 ++++++++++++++++++++++-------- drivers/gpu/drm/i915/intel_dp.c | 10 ---------- drivers/gpu/drm/i915/intel_vbt_defs.h | 3 ++- 3 files changed, 24 insertions(+), 19 deletions(-) (limited to 'drivers/gpu/drm/i915') diff --git a/drivers/gpu/drm/i915/intel_bios.c b/drivers/gpu/drm/i915/intel_bios.c index 1f8af87c6..cf2560708 100644 --- a/drivers/gpu/drm/i915/intel_bios.c +++ b/drivers/gpu/drm/i915/intel_bios.c @@ -1143,7 +1143,7 @@ static void parse_ddi_port(struct drm_i915_private *dev_priv, enum port port, if (!child) return; - aux_channel = child->raw[25]; + aux_channel = child->common.aux_channel; ddc_pin = child->common.ddc_pin; is_dvi = child->common.device_type & DEVICE_TYPE_TMDS_DVI_SIGNALING; @@ -1673,7 +1673,8 @@ bool intel_bios_is_port_edp(struct drm_i915_private *dev_priv, enum port port) return false; } -bool intel_bios_is_port_dp_dual_mode(struct drm_i915_private *dev_priv, enum port port) +static bool child_dev_is_dp_dual_mode(const union child_device_config *p_child, + enum port port) { static const struct { u16 dp, hdmi; @@ -1687,22 +1688,35 @@ bool intel_bios_is_port_dp_dual_mode(struct drm_i915_private *dev_priv, enum por [PORT_D] = { DVO_PORT_DPD, DVO_PORT_HDMID, }, [PORT_E] = { DVO_PORT_DPE, DVO_PORT_HDMIE, }, }; - int i; if (port == PORT_A || port >= ARRAY_SIZE(port_mapping)) return false; - if (!dev_priv->vbt.child_dev_num) + if ((p_child->common.device_type & DEVICE_TYPE_DP_DUAL_MODE_BITS) != + (DEVICE_TYPE_DP_DUAL_MODE & DEVICE_TYPE_DP_DUAL_MODE_BITS)) return false; + if (p_child->common.dvo_port == port_mapping[port].dp) + return true; + + /* Only accept a HDMI dvo_port as DP++ if it has an AUX channel */ + if (p_child->common.dvo_port == port_mapping[port].hdmi && + p_child->common.aux_channel != 0) + return true; + + return false; +} + +bool intel_bios_is_port_dp_dual_mode(struct drm_i915_private *dev_priv, + enum port port) +{ + int i; + for (i = 0; i < dev_priv->vbt.child_dev_num; i++) { const union child_device_config *p_child = &dev_priv->vbt.child_dev[i]; - if ((p_child->common.dvo_port == port_mapping[port].dp || - p_child->common.dvo_port == port_mapping[port].hdmi) && - (p_child->common.device_type & DEVICE_TYPE_DP_DUAL_MODE_BITS) == - (DEVICE_TYPE_DP_DUAL_MODE & DEVICE_TYPE_DP_DUAL_MODE_BITS)) + if (child_dev_is_dp_dual_mode(p_child, port)) return true; } diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c index 3051182cf..b8aeb28e1 100644 --- a/drivers/gpu/drm/i915/intel_dp.c +++ b/drivers/gpu/drm/i915/intel_dp.c @@ -4323,21 +4323,11 @@ static enum drm_connector_status intel_dp_detect(struct drm_connector *connector, bool force) { struct intel_dp *intel_dp = intel_attached_dp(connector); - struct intel_digital_port *intel_dig_port = dp_to_dig_port(intel_dp); - struct intel_encoder *intel_encoder = &intel_dig_port->base; enum drm_connector_status status = connector->status; DRM_DEBUG_KMS("[CONNECTOR:%d:%s]\n", connector->base.id, connector->name); - if (intel_dp->is_mst) { - /* MST devices are disconnected from a monitor POV */ - intel_dp_unset_edid(intel_dp); - if (intel_encoder->type != INTEL_OUTPUT_EDP) - intel_encoder->type = INTEL_OUTPUT_DP; - return connector_status_disconnected; - } - /* If full detect is not performed yet, do a full detect */ if (!intel_dp->detect_done) status = intel_dp_long_pulse(intel_dp->attached_connector); diff --git a/drivers/gpu/drm/i915/intel_vbt_defs.h b/drivers/gpu/drm/i915/intel_vbt_defs.h index 68db9621f..8886cab19 100644 --- a/drivers/gpu/drm/i915/intel_vbt_defs.h +++ b/drivers/gpu/drm/i915/intel_vbt_defs.h @@ -280,7 +280,8 @@ struct common_child_dev_config { u8 dp_support:1; u8 tmds_support:1; u8 support_reserved:5; - u8 not_common3[12]; + u8 aux_channel; + u8 not_common3[11]; u8 iboost_level; } __packed; -- cgit v1.2.3-54-g00ecf