diff options
Diffstat (limited to 'drivers/gpu/drm/i915/intel_hdmi.c')
-rw-r--r-- | drivers/gpu/drm/i915/intel_hdmi.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/intel_hdmi.c b/drivers/gpu/drm/i915/intel_hdmi.c index dfd895d16d6b..75cbaed36875 100644 --- a/drivers/gpu/drm/i915/intel_hdmi.c +++ b/drivers/gpu/drm/i915/intel_hdmi.c @@ -836,6 +836,22 @@ static void hsw_set_infoframes(struct drm_encoder *encoder, intel_hdmi_set_hdmi_infoframe(encoder, adjusted_mode); } +void intel_dp_dual_mode_set_tmds_output(struct intel_hdmi *hdmi, bool enable) +{ + struct drm_i915_private *dev_priv = to_i915(intel_hdmi_to_dev(hdmi)); + struct i2c_adapter *adapter = + intel_gmbus_get_adapter(dev_priv, hdmi->ddc_bus); + + if (hdmi->dp_dual_mode.type < DRM_DP_DUAL_MODE_TYPE2_DVI) + return; + + DRM_DEBUG_KMS("%s DP dual mode adaptor TMDS output\n", + enable ? "Enabling" : "Disabling"); + + drm_dp_dual_mode_set_tmds_output(hdmi->dp_dual_mode.type, + adapter, enable); +} + static void intel_hdmi_prepare(struct intel_encoder *encoder) { struct drm_device *dev = encoder->base.dev; @@ -845,6 +861,8 @@ static void intel_hdmi_prepare(struct intel_encoder *encoder) const struct drm_display_mode *adjusted_mode = &crtc->config->base.adjusted_mode; u32 hdmi_val; + intel_dp_dual_mode_set_tmds_output(intel_hdmi, true); + hdmi_val = SDVO_ENCODING_HDMI; if (!HAS_PCH_SPLIT(dev) && crtc->config->limited_color_range) hdmi_val |= HDMI_COLOR_RANGE_16_235; @@ -1140,6 +1158,8 @@ static void intel_disable_hdmi(struct intel_encoder *encoder) } intel_hdmi->set_infoframes(&encoder->base, false, NULL); + + intel_dp_dual_mode_set_tmds_output(intel_hdmi, false); } static void g4x_disable_hdmi(struct intel_encoder *encoder) |