[Intel-gfx] [PATCH] drm/i915/chv: Enable AVI, SPD and HDMI infoframes for CHV.

Ville Syrjälä ville.syrjala at linux.intel.com
Fri Nov 21 20:44:28 CET 2014


On Fri, Nov 21, 2014 at 11:13:02AM -0800, clinton.a.taylor at intel.com wrote:
> From: Clint Taylor <clinton.a.taylor at intel.com>
> 
> CHV infoframes were not being enabled.
> 
> Signed-off-by: Clint Taylor <clinton.a.taylor at intel.com>
> ---
>  drivers/gpu/drm/i915/intel_hdmi.c |    7 +++++++
>  1 file changed, 7 insertions(+)
> 
> diff --git a/drivers/gpu/drm/i915/intel_hdmi.c b/drivers/gpu/drm/i915/intel_hdmi.c
> index ec87333..3abc200 100644
> --- a/drivers/gpu/drm/i915/intel_hdmi.c
> +++ b/drivers/gpu/drm/i915/intel_hdmi.c
> @@ -1461,10 +1461,13 @@ static void chv_hdmi_post_disable(struct intel_encoder *encoder)
>  static void chv_hdmi_pre_enable(struct intel_encoder *encoder)
>  {
>  	struct intel_digital_port *dport = enc_to_dig_port(&encoder->base);
> +	struct intel_hdmi *intel_hdmi = &dport->hdmi;
>  	struct drm_device *dev = encoder->base.dev;
>  	struct drm_i915_private *dev_priv = dev->dev_private;
>  	struct intel_crtc *intel_crtc =
>  		to_intel_crtc(encoder->base.crtc);
> +	struct drm_display_mode *adjusted_mode =
> +		&intel_crtc->config.adjusted_mode;
>  	enum dpio_channel ch = vlv_dport_to_channel(dport);
>  	int pipe = intel_crtc->pipe;
>  	int data, i;
> @@ -1589,6 +1592,10 @@ static void chv_hdmi_pre_enable(struct intel_encoder *encoder)
>  
>  	mutex_unlock(&dev_priv->dpio_lock);
>  
> +	intel_hdmi->set_infoframes(&encoder->base,
> +				   intel_crtc->config.has_hdmi_sink,
> +				   adjusted_mode);
> +

Yep, used to live in the mode_set hook I think, and chv support wasn't
there yet when it all got rearranged.

Reviewed-by: Ville Syrjälä <ville.syrjala at linux.intel.com>

>  	intel_enable_hdmi(encoder);
>  
>  	vlv_wait_port_ready(dev_priv, dport);
> -- 
> 1.7.9.5
> 
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-- 
Ville Syrjälä
Intel OTC



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