Re: [PATCH 06/15] drm/i915: Extract intel_edp_backlight_setup()

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On Mon, 12 Sep 2022, Ville Syrjala <ville.syrjala@xxxxxxxxxxxxxxx> wrote:
> From: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
>
> Pull the eDP backlight setup ino its own function. No

*into

> reason to pollute intel_edp_init_connector() with all
> the mundane details.
>
> Signed-off-by: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
> ---
>  drivers/gpu/drm/i915/display/intel_dp.c | 51 +++++++++++++++----------
>  1 file changed, 30 insertions(+), 21 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c
> index a5eca5396fed..de5a4d2df78e 100644
> --- a/drivers/gpu/drm/i915/display/intel_dp.c
> +++ b/drivers/gpu/drm/i915/display/intel_dp.c
> @@ -5217,6 +5217,35 @@ intel_edp_add_properties(struct intel_dp *intel_dp)
>  						       fixed_mode->vdisplay);
>  }
>  
> +static void intel_edp_backlight_setup(struct intel_dp *intel_dp,
> +				      struct intel_connector *connector)
> +{
> +	struct drm_i915_private *i915 = dp_to_i915(intel_dp);
> +	enum pipe pipe = INVALID_PIPE;
> +
> +	if (IS_VALLEYVIEW(i915) || IS_CHERRYVIEW(i915)) {
> +		/*
> +		 * Figure out the current pipe for the initial backlight setup.
> +		 * If the current pipe isn't valid, try the PPS pipe, and if that
> +		 * fails just assume pipe A.
> +		 */
> +		pipe = vlv_active_pipe(intel_dp);
> +
> +		if (pipe != PIPE_A && pipe != PIPE_B)
> +			pipe = intel_dp->pps.pps_pipe;
> +
> +		if (pipe != PIPE_A && pipe != PIPE_B)
> +			pipe = PIPE_A;
> +
> +		drm_dbg_kms(&i915->drm,
> +			    "[CONNECTOR:%d:%s] using pipe %c for initial backlight setup\n",
> +			    connector->base.base.id, connector->base.name,
> +			    pipe_name(pipe));
> +	}
> +
> +	intel_backlight_setup(connector, pipe);
> +}
> +
>  static bool intel_edp_init_connector(struct intel_dp *intel_dp,
>  				     struct intel_connector *intel_connector)
>  {
> @@ -5226,7 +5255,6 @@ static bool intel_edp_init_connector(struct intel_dp *intel_dp,
>  	struct drm_display_mode *fixed_mode;
>  	struct intel_encoder *encoder = &dp_to_dig_port(intel_dp)->base;
>  	bool has_dpcd;
> -	enum pipe pipe = INVALID_PIPE;
>  	struct edid *edid;
>  
>  	if (!intel_dp_is_edp(intel_dp))
> @@ -5301,28 +5329,9 @@ static bool intel_edp_init_connector(struct intel_dp *intel_dp,
>  
>  	mutex_unlock(&dev->mode_config.mutex);
>  
> -	if (IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv)) {
> -		/*
> -		 * Figure out the current pipe for the initial backlight setup.
> -		 * If the current pipe isn't valid, try the PPS pipe, and if that
> -		 * fails just assume pipe A.
> -		 */
> -		pipe = vlv_active_pipe(intel_dp);
> -
> -		if (pipe != PIPE_A && pipe != PIPE_B)
> -			pipe = intel_dp->pps.pps_pipe;
> -
> -		if (pipe != PIPE_A && pipe != PIPE_B)
> -			pipe = PIPE_A;
> -
> -		drm_dbg_kms(&dev_priv->drm,
> -			    "using pipe %c for initial backlight setup\n",
> -			    pipe_name(pipe));
> -	}
> -
>  	intel_panel_init(intel_connector);
>  
> -	intel_backlight_setup(intel_connector, pipe);
> +	intel_edp_backlight_setup(intel_dp, intel_connector);
>  
>  	intel_edp_add_properties(intel_dp);

-- 
Jani Nikula, Intel Open Source Graphics Center




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