[Intel-gfx] [PATCH 21/46] drm/i915/guc: Add guc_child_context_destroy

[Daniel Vetter]

On Tue, Aug 03, 2021 at 03:29:18PM -0700, Matthew Brost wrote:
> Since child contexts do not own the guc_ids or GuC context registration,
> child contexts can simply be freed on destroy. Add
> guc_child_context_destroy context operation to do this.
> 
> Signed-off-by: Matthew Brost <matthew.brost at intel.com>
> ---
>  drivers/gpu/drm/i915/gt/uc/intel_guc_submission.c | 7 +++++++
>  1 file changed, 7 insertions(+)
> 
> diff --git a/drivers/gpu/drm/i915/gt/uc/intel_guc_submission.c b/drivers/gpu/drm/i915/gt/uc/intel_guc_submission.c
> index 2d8296bcc583..850edeff9230 100644
> --- a/drivers/gpu/drm/i915/gt/uc/intel_guc_submission.c
> +++ b/drivers/gpu/drm/i915/gt/uc/intel_guc_submission.c
> @@ -2828,6 +2828,13 @@ static void destroy_worker_func(struct work_struct *w)
>  		intel_gt_pm_unpark_work_add(gt, destroy_worker);
>  }
>  
> +/* Future patches will use this function */
> +__maybe_unused

Pure bikeshed, but for something this small just squash it in with the
first user. This kinda does nothing alone.
-Daniel

> +static void guc_child_context_destroy(struct kref *kref)
> +{
> +	__guc_context_destroy(container_of(kref, struct intel_context, ref));
> +}
> +
>  static void guc_context_destroy(struct kref *kref)
>  {
>  	struct intel_context *ce = container_of(kref, typeof(*ce), ref);
> -- 
> 2.28.0
> 

-- 
Daniel Vetter
Software Engineer, Intel Corporation
http://blog.ffwll.ch