From f45f3da7c4f6220746944cb5d5851ec5817c1f4f Mon Sep 17 00:00:00 2001 From: =?utf8?q?Ville=20Syrj=C3=A4l=C3=A4?= Date: Tue, 10 Oct 2017 15:12:03 +0300 Subject: [PATCH] drm/i915: Split intel_ddi_post_disable() into DP vs. HDMI variants MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit To clean up the mess in intel_ddi_post_disable() split it into two clean variants for HDMI and DP. v2: Rebase due to MST DPMS changes Reviewed-by: Jani Nikula #v1 Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20171010121207.570-6-ville.syrjala@linux.intel.com --- drivers/gpu/drm/i915/intel_ddi.c | 95 +++++++++++++++++++++++----------------- 1 file changed, 56 insertions(+), 39 deletions(-) diff --git a/drivers/gpu/drm/i915/intel_ddi.c b/drivers/gpu/drm/i915/intel_ddi.c index 7187aea..afe56bc 100644 --- a/drivers/gpu/drm/i915/intel_ddi.c +++ b/drivers/gpu/drm/i915/intel_ddi.c @@ -2280,56 +2280,73 @@ static void intel_disable_ddi_buf(struct intel_encoder *encoder) intel_wait_ddi_buf_idle(dev_priv, port); } -static void intel_ddi_post_disable(struct intel_encoder *intel_encoder, - const struct intel_crtc_state *old_crtc_state, - const struct drm_connector_state *old_conn_state) +static void intel_ddi_post_disable_dp(struct intel_encoder *encoder, + const struct intel_crtc_state *old_crtc_state, + const struct drm_connector_state *old_conn_state) { - struct drm_encoder *encoder = &intel_encoder->base; - struct drm_i915_private *dev_priv = to_i915(encoder->dev); - struct intel_digital_port *dig_port = enc_to_dig_port(encoder); - int type = intel_encoder->type; + struct drm_i915_private *dev_priv = to_i915(encoder->base.dev); + struct intel_digital_port *dig_port = enc_to_dig_port(&encoder->base); + struct intel_dp *intel_dp = &dig_port->dp; + /* + * old_crtc_state and old_conn_state are NULL when called from + * DP_MST. The main connector associated with this port is never + * bound to a crtc for MST. + */ + bool is_mst = !old_crtc_state; - if (type == INTEL_OUTPUT_DP || type == INTEL_OUTPUT_EDP) { - /* - * old_crtc_state and old_conn_state are NULL when called from - * DP_MST. The main connector associated with this port is never - * bound to a crtc for MST. - */ - bool is_mst = !old_crtc_state; - struct intel_dp *intel_dp = enc_to_intel_dp(encoder); + /* + * Power down sink before disabling the port, otherwise we end + * up getting interrupts from the sink on detecting link loss. + */ + if (!is_mst) + intel_dp_sink_dpms(intel_dp, DRM_MODE_DPMS_OFF); - /* - * Power down sink before disabling the port, otherwise we end - * up getting interrupts from the sink on detecting link loss. - */ - if (!is_mst) - intel_dp_sink_dpms(intel_dp, DRM_MODE_DPMS_OFF); - } + intel_disable_ddi_buf(encoder); - intel_disable_ddi_buf(intel_encoder); + intel_edp_panel_vdd_on(intel_dp); + intel_edp_panel_off(intel_dp); - if (type == INTEL_OUTPUT_HDMI) { - dig_port->set_infoframes(encoder, false, - old_crtc_state, old_conn_state); - } + intel_display_power_put(dev_priv, dig_port->ddi_io_power_domain); - if (type == INTEL_OUTPUT_DP || type == INTEL_OUTPUT_EDP) { - struct intel_dp *intel_dp = enc_to_intel_dp(encoder); + intel_ddi_clk_disable(encoder); +} - intel_edp_panel_vdd_on(intel_dp); - intel_edp_panel_off(intel_dp); - } +static void intel_ddi_post_disable_hdmi(struct intel_encoder *encoder, + const struct intel_crtc_state *old_crtc_state, + const struct drm_connector_state *old_conn_state) +{ + struct drm_i915_private *dev_priv = to_i915(encoder->base.dev); + struct intel_digital_port *dig_port = enc_to_dig_port(&encoder->base); + struct intel_hdmi *intel_hdmi = &dig_port->hdmi; - if (dig_port) - intel_display_power_put(dev_priv, dig_port->ddi_io_power_domain); + intel_disable_ddi_buf(encoder); - intel_ddi_clk_disable(intel_encoder); + dig_port->set_infoframes(&encoder->base, false, + old_crtc_state, old_conn_state); - if (type == INTEL_OUTPUT_HDMI) { - struct intel_hdmi *intel_hdmi = enc_to_intel_hdmi(encoder); + intel_display_power_put(dev_priv, dig_port->ddi_io_power_domain); - intel_dp_dual_mode_set_tmds_output(intel_hdmi, false); - } + intel_ddi_clk_disable(encoder); + + intel_dp_dual_mode_set_tmds_output(intel_hdmi, false); +} + +static void intel_ddi_post_disable(struct intel_encoder *encoder, + const struct intel_crtc_state *old_crtc_state, + const struct drm_connector_state *old_conn_state) +{ + /* + * old_crtc_state and old_conn_state are NULL when called from + * DP_MST. The main connector associated with this port is never + * bound to a crtc for MST. + */ + if (old_crtc_state && + intel_crtc_has_type(old_crtc_state, INTEL_OUTPUT_HDMI)) + intel_ddi_post_disable_hdmi(encoder, + old_crtc_state, old_conn_state); + else + intel_ddi_post_disable_dp(encoder, + old_crtc_state, old_conn_state); } void intel_ddi_fdi_post_disable(struct intel_encoder *encoder, -- 2.7.4