[Intel-gfx] [PATCH 3/3] drm/i915: Clean up early plane debugs

[Daniel Vetter]

On Mon, Oct 01, 2018 at 05:31:27PM +0300, Ville Syrjala wrote:
> From: Ville Syrjälä <ville.syrjala at linux.intel.com>
> 
> Print the plane hw state readout results in the common format
> we already use for pipes and encoders. Also print some clearer
> debug messages when we disable planes during the early phases
> of state readout/sanitization.
> 
> Signed-off-by: Ville Syrjälä <ville.syrjala at linux.intel.com>
> ---
>  drivers/gpu/drm/i915/intel_display.c | 16 ++++++++++------
>  1 file changed, 10 insertions(+), 6 deletions(-)
> 
> diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
> index c72be8cd1f54..1e9628f0cb47 100644
> --- a/drivers/gpu/drm/i915/intel_display.c
> +++ b/drivers/gpu/drm/i915/intel_display.c
> @@ -2772,10 +2772,6 @@ intel_set_plane_visible(struct intel_crtc_state *crtc_state,
>  		crtc_state->base.plane_mask &= ~drm_plane_mask(&plane->base);
>  		crtc_state->active_planes &= ~BIT(plane->id);
>  	}
> -
> -	DRM_DEBUG_KMS("%s active planes 0x%x\n",
> -		      crtc_state->base.crtc->name,
> -		      crtc_state->active_planes);

There's a 3rd call for intel_set_plane_visible in the plane_obj code. Do
we not care? Is that call redundant (kinda a comment on the previous patch
really, just only realized it here)?
-Daniel

>  }
>  
>  static void intel_plane_disable_noatomic(struct intel_crtc *crtc,
> @@ -2786,6 +2782,10 @@ static void intel_plane_disable_noatomic(struct intel_crtc *crtc,
>  	struct intel_plane_state *plane_state =
>  		to_intel_plane_state(plane->base.state);
>  
> +	DRM_DEBUG_KMS("Disabling [PLANE:%d:%s] on [CRTC:%d:%s]\n",
> +		      plane->base.base.id, plane->base.name,
> +		      crtc->base.base.id, crtc->base.name);
> +
>  	intel_set_plane_visible(crtc_state, plane_state, false);
>  
>  	if (plane->id == PLANE_PRIMARY)
> @@ -15507,8 +15507,8 @@ intel_sanitize_plane_mapping(struct drm_i915_private *dev_priv)
>  		if (pipe == crtc->pipe)
>  			continue;
>  
> -		DRM_DEBUG_KMS("%s attached to the wrong pipe, disabling plane\n",
> -			      plane->base.name);
> +		DRM_DEBUG_KMS("[PLANE:%d:%s] attached to the wrong pipe, disabling plane\n",
> +			      plane->base.base.id, plane->base.name);
>  
>  		plane_crtc = intel_get_crtc_for_pipe(dev_priv, pipe);
>  		intel_plane_disable_noatomic(plane_crtc, plane);
> @@ -15705,6 +15705,10 @@ static void readout_plane_state(struct drm_i915_private *dev_priv)
>  		crtc_state = to_intel_crtc_state(crtc->base.state);
>  
>  		intel_set_plane_visible(crtc_state, plane_state, visible);
> +
> +		DRM_DEBUG_KMS("[PLANE:%d:%s] hw state readout: %s, pipe %c\n",
> +			      plane->base.base.id, plane->base.name,
> +			      enableddisabled(visible), pipe_name(pipe));
>  	}
>  
>  	for_each_intel_crtc(&dev_priv->drm, crtc) {
> -- 
> 2.16.4
> 
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-- 
Daniel Vetter
Software Engineer, Intel Corporation
http://blog.ffwll.ch