[PATCH RFC v5 04/10] drm/atomic: Add pixel source to plane state dump

[Jessica Zhang]

On 7/28/2023 5:04 PM, Dmitry Baryshkov wrote:
> On 28/07/2023 20:02, Jessica Zhang wrote:
>> Add pixel source to the atomic plane state dump
>>
>> Signed-off-by: Jessica Zhang <quic_jesszhan at quicinc.com>
>> ---
>>   drivers/gpu/drm/drm_atomic.c        |  1 +
>>   drivers/gpu/drm/drm_crtc_internal.h |  2 ++
>>   drivers/gpu/drm/drm_plane.c         | 12 ++++++++++++
>>   3 files changed, 15 insertions(+)
>>
>> diff --git a/drivers/gpu/drm/drm_atomic.c b/drivers/gpu/drm/drm_atomic.c
>> index b4c6ffc438da..c38014abc590 100644
>> --- a/drivers/gpu/drm/drm_atomic.c
>> +++ b/drivers/gpu/drm/drm_atomic.c
>> @@ -713,6 +713,7 @@ static void drm_atomic_plane_print_state(struct 
>> drm_printer *p,
>>       drm_printf(p, "plane[%u]: %s\n", plane->base.id, plane->name);
>>       drm_printf(p, "\tcrtc=%s\n", state->crtc ? state->crtc->name : 
>> "(null)");
>> +    drm_printf(p, "\tpixel-source=%s\n", 
>> drm_plane_get_pixel_source_name(state->pixel_source));
>>       drm_printf(p, "\tfb=%u\n", state->fb ? state->fb->base.id : 0);
>>       if (state->fb)
>>           drm_framebuffer_print_info(p, 2, state->fb);
>> diff --git a/drivers/gpu/drm/drm_crtc_internal.h 
>> b/drivers/gpu/drm/drm_crtc_internal.h
>> index 501a10edd0e1..75b59ec9f1be 100644
>> --- a/drivers/gpu/drm/drm_crtc_internal.h
>> +++ b/drivers/gpu/drm/drm_crtc_internal.h
>> @@ -38,6 +38,7 @@ enum drm_color_encoding;
>>   enum drm_color_range;
>>   enum drm_connector_force;
>>   enum drm_mode_status;
>> +enum drm_plane_pixel_source;
>>   struct drm_atomic_state;
>>   struct drm_bridge;
>> @@ -267,6 +268,7 @@ int drm_plane_check_pixel_format(struct drm_plane 
>> *plane,
>>                    u32 format, u64 modifier);
>>   struct drm_mode_rect *
>>   __drm_plane_get_damage_clips(const struct drm_plane_state *state);
>> +const char *drm_plane_get_pixel_source_name(enum 
>> drm_plane_pixel_source pixel_source);
>>   /* drm_bridge.c */
>>   void drm_bridge_detach(struct drm_bridge *bridge);
>> diff --git a/drivers/gpu/drm/drm_plane.c b/drivers/gpu/drm/drm_plane.c
>> index f342cf15412b..4188b3491625 100644
>> --- a/drivers/gpu/drm/drm_plane.c
>> +++ b/drivers/gpu/drm/drm_plane.c
>> @@ -1487,6 +1487,18 @@ __drm_plane_get_damage_clips(const struct 
>> drm_plane_state *state)
>>                       state->fb_damage_clips->data : NULL);
>>   }
>> +const char *drm_plane_get_pixel_source_name(enum 
>> drm_plane_pixel_source pixel_source)
>> +{
>> +    switch(pixel_source) {
>> +    case DRM_PLANE_PIXEL_SOURCE_NONE:
>> +        return "NONE";
>> +    case DRM_PLANE_PIXEL_SOURCE_FB:
>> +        return "fb";
>> +    default:
>> +        return "";
>> +    }
>> +}
> 
> Please use DRM_ENUM_NAME_FN instead.

Hi Dmitry,

Acked.

Thanks,

Jessica Zhang

> 
>> +
>>   /**
>>    * drm_plane_get_damage_clips - Returns damage clips.
>>    * @state: Plane state.
>>
> 
> -- 
> With best wishes
> Dmitry
>