linux-kernel - Re: [PATCH RFC v5 05/10] drm/atomic: Add solid fill data to plane state dump

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Message-ID: <b3407550-164c-b148-461d-a353eb1ee398@linaro.org>
Date:   Sat, 29 Jul 2023 03:05:31 +0300
From:   Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
To:     Jessica Zhang <quic_jesszhan@...cinc.com>,
        Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
        Maxime Ripard <mripard@...nel.org>,
        Thomas Zimmermann <tzimmermann@...e.de>,
        David Airlie <airlied@...il.com>,
        Daniel Vetter <daniel@...ll.ch>,
        Rob Clark <robdclark@...il.com>, Sean Paul <sean@...rly.run>,
        Marijn Suijten <marijn.suijten@...ainline.org>
Cc:     quic_abhinavk@...cinc.com, ppaalanen@...il.com,
        contact@...rsion.fr, laurent.pinchart@...asonboard.com,
        sebastian.wick@...hat.com, ville.syrjala@...ux.intel.com,
        dri-devel@...ts.freedesktop.org, linux-kernel@...r.kernel.org,
        linux-arm-msm@...r.kernel.org, freedreno@...ts.freedesktop.org,
        wayland-devel@...ts.freedesktop.org
Subject: Re: [PATCH RFC v5 05/10] drm/atomic: Add solid fill data to plane
 state dump

On 28/07/2023 20:02, Jessica Zhang wrote:
> Add solid_fill property data to the atomic plane state dump.
> 
> Signed-off-by: Jessica Zhang <quic_jesszhan@...cinc.com>
> ---
>   drivers/gpu/drm/drm_atomic.c |  4 ++++
>   drivers/gpu/drm/drm_plane.c  | 10 ++++++++++
>   include/drm/drm_plane.h      |  3 +++
>   3 files changed, 17 insertions(+)
> 
> diff --git a/drivers/gpu/drm/drm_atomic.c b/drivers/gpu/drm/drm_atomic.c
> index c38014abc590..1ee7d08041bc 100644
> --- a/drivers/gpu/drm/drm_atomic.c
> +++ b/drivers/gpu/drm/drm_atomic.c
> @@ -717,6 +717,10 @@ static void drm_atomic_plane_print_state(struct drm_printer *p,
>   	drm_printf(p, "\tfb=%u\n", state->fb ? state->fb->base.id : 0);
>   	if (state->fb)
>   		drm_framebuffer_print_info(p, 2, state->fb);
> +	drm_printf(p, "\tsolid_fill=%u\n",
> +			state->solid_fill_blob ? state->solid_fill_blob->base.id : 0);
> +	if (state->solid_fill_blob)
> +		drm_plane_solid_fill_print_info(p, 2, state);
>   	drm_printf(p, "\tcrtc-pos=" DRM_RECT_FMT "\n", DRM_RECT_ARG(&dest));
>   	drm_printf(p, "\tsrc-pos=" DRM_RECT_FP_FMT "\n", DRM_RECT_FP_ARG(&src));
>   	drm_printf(p, "\trotation=%x\n", state->rotation);
> diff --git a/drivers/gpu/drm/drm_plane.c b/drivers/gpu/drm/drm_plane.c
> index 4188b3491625..009d3ebd9b39 100644
> --- a/drivers/gpu/drm/drm_plane.c
> +++ b/drivers/gpu/drm/drm_plane.c
> @@ -1494,11 +1494,21 @@ const char *drm_plane_get_pixel_source_name(enum drm_plane_pixel_source pixel_so
>   		return "NONE";
>   	case DRM_PLANE_PIXEL_SOURCE_FB:
>   		return "fb";
> +	case DRM_PLANE_PIXEL_SOURCE_SOLID_FILL:
> +		return "solid_fill";
>   	default:
>   		return "";
>   	}
>   }

This chunk should be a part of the previous commit. Or dropped 
completely once DRM_ENUM_NAME_FN is used.

The rest LGTM.

>   
> +void drm_plane_solid_fill_print_info(struct drm_printer *p, unsigned int indent,
> +				     const struct drm_plane_state *state)
> +{
> +	drm_printf_indent(p, indent, "r=0x%x\n", state->solid_fill.r);
> +	drm_printf_indent(p, indent, "g=0x%x\n", state->solid_fill.g);
> +	drm_printf_indent(p, indent, "b=0x%x\n", state->solid_fill.b);
> +}
> +
>   /**
>    * drm_plane_get_damage_clips - Returns damage clips.
>    * @state: Plane state.
> diff --git a/include/drm/drm_plane.h b/include/drm/drm_plane.h
> index 234fee3d5a95..303f01f0588c 100644
> --- a/include/drm/drm_plane.h
> +++ b/include/drm/drm_plane.h
> @@ -1000,6 +1000,9 @@ drm_plane_get_damage_clips_count(const struct drm_plane_state *state);
>   struct drm_mode_rect *
>   drm_plane_get_damage_clips(const struct drm_plane_state *state);
>   
> +void drm_plane_solid_fill_print_info(struct drm_printer *p, unsigned int indent,
> +				     const struct drm_plane_state *state);
> +
>   int drm_plane_create_scaling_filter_property(struct drm_plane *plane,
>   					     unsigned int supported_filters);
>   
> 

-- 
With best wishes
Dmitry