[PATCH v4 2/2] drm/debugfs: also take per device driver features into account

[Thomas Zimmermann]

Am 23.01.20 um 13:48 schrieb Jani Nikula:
> Use drm_core_check_all_features() to ensure both the driver features and
> the per-device driver features are taken into account when registering
> debugfs files.
> 
> v3:
> - files[i].driver_features == 0 actually means "don't care"
> 
> v2:
> - use drm_core_check_all_features()
> 
> Cc: Ville Syrjälä <ville.syrjala at linux.intel.com>
> Cc: Thomas Zimmermann <tzimmermann at suse.de>
> Signed-off-by: Jani Nikula <jani.nikula at intel.com>
> ---
>  drivers/gpu/drm/drm_debugfs.c | 3 +--
>  1 file changed, 1 insertion(+), 2 deletions(-)
> 
> diff --git a/drivers/gpu/drm/drm_debugfs.c b/drivers/gpu/drm/drm_debugfs.c
> index eab0f2687cd6..4e673d318503 100644
> --- a/drivers/gpu/drm/drm_debugfs.c
> +++ b/drivers/gpu/drm/drm_debugfs.c
> @@ -182,8 +182,7 @@ int drm_debugfs_create_files(const struct drm_info_list *files, int count,
>  	for (i = 0; i < count; i++) {
>  		u32 features = files[i].driver_features;
>  
> -		if (features != 0 &&
> -		    (dev->driver->driver_features & features) != features)
> +		if (features && !drm_core_check_all_features(dev, features))
>  			continue;

Reviewed-by: Thomas Zimmermann <tzimmermann at suse.de>

>  
>  		tmp = kmalloc(sizeof(struct drm_info_node), GFP_KERNEL);
> 

-- 
Thomas Zimmermann
Graphics Driver Developer
SUSE Software Solutions Germany GmbH
Maxfeldstr. 5, 90409 Nürnberg, Germany
(HRB 36809, AG Nürnberg)
Geschäftsführer: Felix Imendörffer

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