[PATCH 8/9] drm: Unify handling of blob and object properties

Archit Taneja architt at codeaurora.org
Thu Aug 25 12:26:22 UTC 2016



On 08/18/2016 02:26 AM, Daniel Vetter wrote:
> They work exactly the same now, after the refcounting unification a bit
> ago. The only reason they're distinct is backwards compat with existing
> userspace.
>
> Cc: Daniel Stone <daniels at collabora.com>
> Signed-off-by: Daniel Vetter <daniel.vetter at ffwll.ch>

Reviewed-by: Archit Taneja <architt at codeaurora.org>

Archit

> ---
>   drivers/gpu/drm/drm_property.c | 23 +++++------------------
>   1 file changed, 5 insertions(+), 18 deletions(-)
>
> diff --git a/drivers/gpu/drm/drm_property.c b/drivers/gpu/drm/drm_property.c
> index 162cc9032ae5..b5521f705b1c 100644
> --- a/drivers/gpu/drm/drm_property.c
> +++ b/drivers/gpu/drm/drm_property.c
> @@ -911,20 +911,8 @@ bool drm_property_change_valid_get(struct drm_property *property,
>   		for (i = 0; i < property->num_values; i++)
>   			valid_mask |= (1ULL << property->values[i]);
>   		return !(value & ~valid_mask);
> -	} else if (drm_property_type_is(property, DRM_MODE_PROP_BLOB)) {
> -		struct drm_property_blob *blob;
> -
> -		if (value == 0)
> -			return true;
> -
> -		blob = drm_property_lookup_blob(property->dev, value);
> -		if (blob) {
> -			*ref = &blob->base;
> -			return true;
> -		} else {
> -			return false;
> -		}
> -	} else if (drm_property_type_is(property, DRM_MODE_PROP_OBJECT)) {
> +	} else if (drm_property_type_is(property, DRM_MODE_PROP_BLOB) ||
> +		   drm_property_type_is(property, DRM_MODE_PROP_OBJECT)) {
>   		/* a zero value for an object property translates to null: */
>   		if (value == 0)
>   			return true;
> @@ -941,13 +929,12 @@ bool drm_property_change_valid_get(struct drm_property *property,
>   }
>
>   void drm_property_change_valid_put(struct drm_property *property,
> -		struct drm_mode_object *ref)
> +				   struct drm_mode_object *ref)
>   {
>   	if (!ref)
>   		return;
>
> -	if (drm_property_type_is(property, DRM_MODE_PROP_OBJECT)) {
> +	if (drm_property_type_is(property, DRM_MODE_PROP_OBJECT) ||
> +	    drm_property_type_is(property, DRM_MODE_PROP_BLOB))
>   		drm_mode_object_unreference(ref);
> -	} else if (drm_property_type_is(property, DRM_MODE_PROP_BLOB))
> -		drm_property_unreference_blob(obj_to_blob(ref));
>   }
>

-- 
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