[Intel-gfx] [PATCH v2 4/9] drm/i915: Refactor debugfs display info code

[Ramalingam C]

On 2019-11-29 at 20:54:29 +0200, Ville Syrjala wrote:
> From: Ville Syrjälä <ville.syrjala at linux.intel.com>
> 
> Pull the crtc dumping stuff into a nice function so the
> loop over the crtcs doesn't look like crap.

Looks good to me.

Reviewed-by: Ramalingam C <ramalingam.c at intel.com>

> 
> Signed-off-by: Ville Syrjälä <ville.syrjala at linux.intel.com>
> ---
>  drivers/gpu/drm/i915/i915_debugfs.c | 52 ++++++++++++++++-------------
>  1 file changed, 28 insertions(+), 24 deletions(-)
> 
> diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c
> index b4fffcce2d12..28f45f25cfc0 100644
> --- a/drivers/gpu/drm/i915/i915_debugfs.c
> +++ b/drivers/gpu/drm/i915/i915_debugfs.c
> @@ -2638,6 +2638,33 @@ static void intel_scaler_info(struct seq_file *m, struct intel_crtc *crtc)
>  	}
>  }
>  
> +static void intel_crtc_info(struct seq_file *m, struct intel_crtc *crtc)
> +{
> +	struct drm_i915_private *dev_priv = node_to_i915(m->private);
> +	const struct intel_crtc_state *crtc_state =
> +		to_intel_crtc_state(crtc->base.state);
> +
> +	seq_printf(m, "CRTC %d: pipe: %c, active=%s, (size=%dx%d), dither=%s, bpp=%d\n",
> +		   crtc->base.base.id, pipe_name(crtc->pipe),
> +		   yesno(crtc_state->hw.active),
> +		   crtc_state->pipe_src_w, crtc_state->pipe_src_h,
> +		   yesno(crtc_state->dither), crtc_state->pipe_bpp);
> +
> +	if (crtc_state->hw.active) {
> +		struct intel_encoder *encoder;
> +
> +		for_each_encoder_on_crtc(&dev_priv->drm, &crtc->base, encoder)
> +			intel_encoder_info(m, crtc, encoder);
> +
> +		intel_scaler_info(m, crtc);
> +		intel_plane_info(m, crtc);
> +	}
> +
> +	seq_printf(m, "\tunderrun reporting: cpu=%s pch=%s\n",
> +		   yesno(!crtc->cpu_fifo_underrun_disabled),
> +		   yesno(!crtc->pch_fifo_underrun_disabled));
> +}
> +
>  static int i915_display_info(struct seq_file *m, void *unused)
>  {
>  	struct drm_i915_private *dev_priv = node_to_i915(m->private);
> @@ -2652,31 +2679,8 @@ static int i915_display_info(struct seq_file *m, void *unused)
>  	seq_printf(m, "CRTC info\n");
>  	seq_printf(m, "---------\n");
>  	for_each_intel_crtc(dev, crtc) {
> -		const struct intel_crtc_state *crtc_state;
> -
>  		drm_modeset_lock(&crtc->base.mutex, NULL);
> -
> -		crtc_state = to_intel_crtc_state(crtc->base.state);
> -
> -		seq_printf(m, "CRTC %d: pipe: %c, active=%s, (size=%dx%d), dither=%s, bpp=%d\n",
> -			   crtc->base.base.id, pipe_name(crtc->pipe),
> -			   yesno(crtc_state->hw.active),
> -			   crtc_state->pipe_src_w, crtc_state->pipe_src_h,
> -			   yesno(crtc_state->dither), crtc_state->pipe_bpp);
> -
> -		if (crtc_state->hw.active) {
> -			struct intel_encoder *encoder;
> -
> -			for_each_encoder_on_crtc(dev, &crtc->base, encoder)
> -				intel_encoder_info(m, crtc, encoder);
> -
> -			intel_scaler_info(m, crtc);
> -			intel_plane_info(m, crtc);
> -		}
> -
> -		seq_printf(m, "\tunderrun reporting: cpu=%s pch=%s \n",
> -			   yesno(!crtc->cpu_fifo_underrun_disabled),
> -			   yesno(!crtc->pch_fifo_underrun_disabled));
> +		intel_crtc_info(m, crtc);
>  		drm_modeset_unlock(&crtc->base.mutex);
>  	}
>  
> -- 
> 2.23.0
> 
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