[Intel-gfx] [PATCH] drm/i915: Make scaler updates less chatty

[Paulo Zanoni]

Em Qui, 2016-11-17 às 10:00 +0000, Tvrtko Ursulin escreveu:
> From: Tvrtko Ursulin <tvrtko.ursulin at intel.com>
> 
> It looks to me skl_update_scaler will already log interesting
> debug messages when the state transitions or there is an error.
> 
> In this case it feels we can remove the two unconditional
> debug messages which happen immediately before calling
> skl_update_scaler. This way we get rid of the sole debug
> message when switching virtual terminals for example.

I also got annoyed by this at some point.

Reviewed-by: Paulo Zanoni <paulo.r.zanoni at intel.com>

> 
> Signed-off-by: Tvrtko Ursulin <tvrtko.ursulin at intel.com>
> ---
>  drivers/gpu/drm/i915/intel_display.c | 10 ----------
>  1 file changed, 10 deletions(-)
> 
> diff --git a/drivers/gpu/drm/i915/intel_display.c
> b/drivers/gpu/drm/i915/intel_display.c
> index 2ebb8b833395..cd5256c0b2d6 100644
> --- a/drivers/gpu/drm/i915/intel_display.c
> +++ b/drivers/gpu/drm/i915/intel_display.c
> @@ -4727,13 +4727,8 @@ skl_update_scaler(struct intel_crtc_state
> *crtc_state, bool force_detach,
>   */
>  int skl_update_scaler_crtc(struct intel_crtc_state *state)
>  {
> -	struct intel_crtc *intel_crtc = to_intel_crtc(state-
> >base.crtc);
>  	const struct drm_display_mode *adjusted_mode = &state-
> >base.adjusted_mode;
>  
> -	DRM_DEBUG_KMS("Updating scaler for [CRTC:%d:%s] scaler_user
> index %u.%u\n",
> -		      intel_crtc->base.base.id, intel_crtc-
> >base.name,
> -		      intel_crtc->pipe, SKL_CRTC_INDEX);
> -
>  	return skl_update_scaler(state, !state->base.active,
> SKL_CRTC_INDEX,
>  		&state->scaler_state.scaler_id, DRM_ROTATE_0,
>  		state->pipe_src_w, state->pipe_src_h,
> @@ -4754,7 +4749,6 @@ static int skl_update_scaler_plane(struct
> intel_crtc_state *crtc_state,
>  				   struct intel_plane_state
> *plane_state)
>  {
>  
> -	struct intel_crtc *intel_crtc = to_intel_crtc(crtc_state-
> >base.crtc);
>  	struct intel_plane *intel_plane =
>  		to_intel_plane(plane_state->base.plane);
>  	struct drm_framebuffer *fb = plane_state->base.fb;
> @@ -4762,10 +4756,6 @@ static int skl_update_scaler_plane(struct
> intel_crtc_state *crtc_state,
>  
>  	bool force_detach = !fb || !plane_state->base.visible;
>  
> -	DRM_DEBUG_KMS("Updating scaler for [PLANE:%d:%s] scaler_user
> index %u.%u\n",
> -		      intel_plane->base.base.id, intel_plane-
> >base.name,
> -		      intel_crtc->pipe,
> drm_plane_index(&intel_plane->base));
> -
>  	ret = skl_update_scaler(crtc_state, force_detach,
>  				drm_plane_index(&intel_plane->base),
>  				&plane_state->scaler_id,