Re: [PATCH 2/7] drm: Remove use of drm_mode_object

[Daniel Vetter]

On Tue, Dec 18, 2018 at 11:38:10AM -0200, Shayenne Moura wrote:
> This patch removes the drm_mode_object prints, evaluation and use from 
> drm_display_mode objects used in drm files. It removes dependency from
> drm_mode_object.
> 
> Signed-off-by: Shayenne Moura <shayenneluzmoura@xxxxxxxxx>

Reviewed-by: Daniel Vetter <daniel.vetter@xxxxxxxx>
> ---
>  drivers/gpu/drm/drm_crtc_helper.c | 5 ++---
>  drivers/gpu/drm/drm_modes.c       | 9 ---------
>  2 files changed, 2 insertions(+), 12 deletions(-)
> 
> diff --git a/drivers/gpu/drm/drm_crtc_helper.c b/drivers/gpu/drm/drm_crtc_helper.c
> index a3c81850e755..cc5cc8d109a2 100644
> --- a/drivers/gpu/drm/drm_crtc_helper.c
> +++ b/drivers/gpu/drm/drm_crtc_helper.c
> @@ -386,9 +386,8 @@ bool drm_crtc_helper_set_mode(struct drm_crtc *crtc,
>  		if (!encoder_funcs)
>  			continue;
>  
> -		DRM_DEBUG_KMS("[ENCODER:%d:%s] set [MODE:%d:%s]\n",
> -			encoder->base.id, encoder->name,
> -			mode->base.id, mode->name);
> +		DRM_DEBUG_KMS("[ENCODER:%d:%s] set [MODE:%s]\n",
> +			encoder->base.id, encoder->name, mode->name);
>  		if (encoder_funcs->mode_set)
>  			encoder_funcs->mode_set(encoder, mode, adjusted_mode);
>  
> diff --git a/drivers/gpu/drm/drm_modes.c b/drivers/gpu/drm/drm_modes.c
> index 24a750436559..adce9a26bac9 100644
> --- a/drivers/gpu/drm/drm_modes.c
> +++ b/drivers/gpu/drm/drm_modes.c
> @@ -71,11 +71,6 @@ struct drm_display_mode *drm_mode_create(struct drm_device *dev)
>  	if (!nmode)
>  		return NULL;
>  
> -	if (drm_mode_object_add(dev, &nmode->base, DRM_MODE_OBJECT_MODE)) {
> -		kfree(nmode);
> -		return NULL;
> -	}

With this we stop filing out base.id and base.type, so this patch should
be reordered in the series to be after all users of these fields are gone
from drivers. But before the last patch that removes these fields.

Thanks, Daniel

> -
>  	return nmode;
>  }
>  EXPORT_SYMBOL(drm_mode_create);
> @@ -92,8 +87,6 @@ void drm_mode_destroy(struct drm_device *dev, struct drm_display_mode *mode)
>  	if (!mode)
>  		return;
>  
> -	drm_mode_object_unregister(dev, &mode->base);
> -
>  	kfree(mode);
>  }
>  EXPORT_SYMBOL(drm_mode_destroy);
> @@ -911,11 +904,9 @@ EXPORT_SYMBOL(drm_mode_set_crtcinfo);
>   */
>  void drm_mode_copy(struct drm_display_mode *dst, const struct drm_display_mode *src)
>  {
> -	int id = dst->base.id;
>  	struct list_head head = dst->head;
>  
>  	*dst = *src;
> -	dst->base.id = id;
>  	dst->head = head;
>  }
>  EXPORT_SYMBOL(drm_mode_copy);
> -- 
> 2.17.1
> 
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-- 
Daniel Vetter
Software Engineer, Intel Corporation
http://blog.ffwll.ch