On Mon, 18 Sep 2017, Ville Syrjala <[email protected]> wrote:
> From: Ville Syrjälä <[email protected]>
>
> To clean up the mess in intel_ddi_post_disable() split it into two
> clean variants for HDMI and DP.
>
> Signed-off-by: Ville Syrjälä <[email protected]>

Reviewed-by: Jani Nikula <[email protected]>

> ---
>  drivers/gpu/drm/i915/intel_ddi.c | 69 
> +++++++++++++++++++++++-----------------
>  1 file changed, 40 insertions(+), 29 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/intel_ddi.c 
> b/drivers/gpu/drm/i915/intel_ddi.c
> index bbb08c6f0bba..c38cbdc87545 100644
> --- a/drivers/gpu/drm/i915/intel_ddi.c
> +++ b/drivers/gpu/drm/i915/intel_ddi.c
> @@ -2261,47 +2261,58 @@ 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 */
> +     intel_dp_sink_dpms(intel_dp, DRM_MODE_DPMS_OFF);
>  
> -     if (type == INTEL_OUTPUT_DP || type == INTEL_OUTPUT_EDP) {
> -             struct intel_dp *intel_dp = enc_to_intel_dp(encoder);
> +     intel_disable_ddi_buf(encoder);
>  
> -             intel_dp_sink_dpms(intel_dp, DRM_MODE_DPMS_OFF);
> -     }
> +     intel_edp_panel_vdd_on(intel_dp);
> +     intel_edp_panel_off(intel_dp);
>  
> -     intel_disable_ddi_buf(intel_encoder);
> +     intel_display_power_put(dev_priv, dig_port->ddi_io_power_domain);
>  
> -     if (type == INTEL_OUTPUT_HDMI) {
> -             dig_port->set_infoframes(encoder, false,
> -                                      old_crtc_state, old_conn_state);
> -     }
> +     intel_ddi_clk_disable(encoder);
> +}
>  
> -     if (type == INTEL_OUTPUT_DP || type == INTEL_OUTPUT_EDP) {
> -             struct intel_dp *intel_dp = enc_to_intel_dp(encoder);
> +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;
>  
> -             intel_edp_panel_vdd_on(intel_dp);
> -             intel_edp_panel_off(intel_dp);
> -     }
> +     intel_disable_ddi_buf(encoder);
>  
> -     if (dig_port)
> -             intel_display_power_put(dev_priv, 
> dig_port->ddi_io_power_domain);
> +     dig_port->set_infoframes(&encoder->base, false,
> +                              old_crtc_state, old_conn_state);
>  
> -     intel_ddi_clk_disable(intel_encoder);
> +     intel_display_power_put(dev_priv, dig_port->ddi_io_power_domain);
>  
> -     if (type == INTEL_OUTPUT_HDMI) {
> -             struct intel_hdmi *intel_hdmi = enc_to_intel_hdmi(encoder);
> +     intel_ddi_clk_disable(encoder);
>  
> -             intel_dp_dual_mode_set_tmds_output(intel_hdmi, false);
> -     }
> +     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 */
> +     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,

-- 
Jani Nikula, Intel Open Source Technology Center
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