[Intel-gfx] [PATCH v5 3/7] drm/i915/gt: add gt_is_root() helper

Michal Wajdeczko michal.wajdeczko at intel.com
Mon Feb 28 20:02:01 UTC 2022



On 17.02.2022 15:41, Andi Shyti wrote:
> The "gt_is_root(struct intel_gt *gt)" helper return true if the
> gt is the root gt, which means that its id is 0. Return false
> otherwise.
> 
> Suggested-by: Michal Wajdeczko <michal.wajdeczko at intel.com>
> Signed-off-by: Andi Shyti <andi.shyti at linux.intel.com>
> ---
>  drivers/gpu/drm/i915/gt/intel_gt.h | 5 +++++
>  1 file changed, 5 insertions(+)
> 
> diff --git a/drivers/gpu/drm/i915/gt/intel_gt.h b/drivers/gpu/drm/i915/gt/intel_gt.h
> index 915d6192079b..f17f51e2d394 100644
> --- a/drivers/gpu/drm/i915/gt/intel_gt.h
> +++ b/drivers/gpu/drm/i915/gt/intel_gt.h
> @@ -19,6 +19,11 @@ struct drm_printer;
>  		  ##__VA_ARGS__);					\
>  } while (0)
>  
> +static inline bool gt_is_root(struct intel_gt *gt)
> +{
> +	return !gt->info.id;
> +}
> +

we could squash this patch with prev one, where it can be used in:

 intel_gt_tile_cleanup(struct intel_gt *gt)
 {
 	intel_uncore_cleanup_mmio(gt->uncore);

-	if (gt->info.id) {
+	if (!gt_is_root(gt)) {
 		kfree(gt->uncore);
 		kfree(gt);
 	}
 }

or just use it this way in this patch, with that:

Reviewed-by: Michal Wajdeczko <michal.wajdeczko at intel.com>

>  static inline struct intel_gt *uc_to_gt(struct intel_uc *uc)
>  {
>  	return container_of(uc, struct intel_gt, uc);


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