Re: [PATCH v2 3/8] drm/atomic: Include color encoding/range in plane state dump

[Daniel Vetter <daniel@ffwll.ch>]

On Mon, Feb 19, 2018 at 10:28:46PM +0200, Ville Syrjala wrote:
> From: Ville Syrjälä <ville.syrjala@linux.intel.com>
> 
> Include color_enconding and color_range in the plane state dump.
> 
> v2: Add kerneldoc (danvet)
> 
> Cc: Harry Wentland <harry.wentland@amd.com>
> Cc: Daniel Vetter <daniel@ffwll.ch>
> Cc: Daniel Stone <daniel@fooishbar.org>
> Cc: Russell King - ARM Linux <linux@armlinux.org.uk>
> Cc: Ilia Mirkin <imirkin@alum.mit.edu>
> Cc: Hans Verkuil <hverkuil@xs4all.nl>
> Cc: Uma Shankar <uma.shankar@intel.com>
> Cc: Shashank Sharma <shashank.sharma@intel.com>
> Cc: Jyri Sarha <jsarha@ti.com>
> Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>

Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>

> ---
>  drivers/gpu/drm/drm_atomic.c        |  4 ++++
>  drivers/gpu/drm/drm_color_mgmt.c    | 30 ++++++++++++++++++++++++++++++
>  drivers/gpu/drm/drm_crtc_internal.h |  2 ++
>  3 files changed, 36 insertions(+)
> 
> diff --git a/drivers/gpu/drm/drm_atomic.c b/drivers/gpu/drm/drm_atomic.c
> index 452a0b0bafbc..9552052ed31a 100644
> --- a/drivers/gpu/drm/drm_atomic.c
> +++ b/drivers/gpu/drm/drm_atomic.c
> @@ -952,6 +952,10 @@ static void drm_atomic_plane_print_state(struct drm_printer *p,
>  	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);
> +	drm_printf(p, "\tcolor-encoding=%s\n",
> +		   drm_get_color_encoding_name(state->color_encoding));
> +	drm_printf(p, "\tcolor-range=%s\n",
> +		   drm_get_color_range_name(state->color_range));
>  
>  	if (plane->funcs->atomic_print_state)
>  		plane->funcs->atomic_print_state(p, state);
> diff --git a/drivers/gpu/drm/drm_color_mgmt.c b/drivers/gpu/drm/drm_color_mgmt.c
> index 7b0f1c2d9190..a11a838741c2 100644
> --- a/drivers/gpu/drm/drm_color_mgmt.c
> +++ b/drivers/gpu/drm/drm_color_mgmt.c
> @@ -367,6 +367,36 @@ static const char * const color_range_name[] = {
>  };
>  
>  /**
> + * drm_get_color_encoding_name - return a string for color encoding
> + * @encoding: color encoding to compute name of
> + *
> + * In contrast to the other drm_get_*_name functions this one here returns a
> + * const pointer and hence is threadsafe.
> + */
> +const char *drm_get_color_encoding_name(enum drm_color_encoding encoding)
> +{
> +	if (WARN_ON(encoding >= ARRAY_SIZE(color_encoding_name)))
> +		return "unknown";
> +
> +	return color_encoding_name[encoding];
> +}
> +
> +/**
> + * drm_get_color_range_name - return a string for color range
> + * @range: color range to compute name of
> + *
> + * In contrast to the other drm_get_*_name functions this one here returns a
> + * const pointer and hence is threadsafe.
> + */
> +const char *drm_get_color_range_name(enum drm_color_range range)
> +{
> +	if (WARN_ON(range >= ARRAY_SIZE(color_range_name)))
> +		return "unknown";
> +
> +	return color_range_name[range];
> +}
> +
> +/**
>   * drm_plane_create_color_properties - color encoding related plane properties
>   * @plane: plane object
>   * @supported_encodings: bitfield indicating supported color encodings
> diff --git a/drivers/gpu/drm/drm_crtc_internal.h b/drivers/gpu/drm/drm_crtc_internal.h
> index af00f42ba269..8ca2ffef6231 100644
> --- a/drivers/gpu/drm/drm_crtc_internal.h
> +++ b/drivers/gpu/drm/drm_crtc_internal.h
> @@ -71,6 +71,8 @@ int drm_mode_destroy_dumb_ioctl(struct drm_device *dev,
>  				void *data, struct drm_file *file_priv);
>  
>  /* drm_color_mgmt.c */
> +const char *drm_get_color_encoding_name(enum drm_color_encoding encoding);
> +const char *drm_get_color_range_name(enum drm_color_range range);
>  
>  /* IOCTLs */
>  int drm_mode_gamma_get_ioctl(struct drm_device *dev,
> -- 
> 2.13.6
> 

-- 
Daniel Vetter
Software Engineer, Intel Corporation
http://blog.ffwll.ch
_______________________________________________
Intel-gfx mailing list
Intel-gfx@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/intel-gfx