[RFC v1 2/9] drm/xe/exec_queue: Add list link for the hw engine group

[Matthew Brost]

On Wed, Jul 17, 2024 at 03:07:23PM +0200, Francois Dugast wrote:
> The exec queues running on hw engines belonging to the same hw engine
> group share hardware resources. It will be necessary to navigate
> between exec queues within a group for synchronization, hence this
> new list link.
> 
> Signed-off-by: Francois Dugast <francois.dugast at intel.com>

I'd squash this into the next patch.

Matt

> ---
>  drivers/gpu/drm/xe/xe_exec_queue_types.h | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/drivers/gpu/drm/xe/xe_exec_queue_types.h b/drivers/gpu/drm/xe/xe_exec_queue_types.h
> index 201588ec33c3..7df2b532f340 100644
> --- a/drivers/gpu/drm/xe/xe_exec_queue_types.h
> +++ b/drivers/gpu/drm/xe/xe_exec_queue_types.h
> @@ -143,6 +143,8 @@ struct xe_exec_queue {
>  	u64 old_run_ticks;
>  	/** @run_ticks: hw engine class run time in ticks for this exec queue */
>  	u64 run_ticks;
> +	/** @hw_engine_group_link: link into exec queues in the same hw engine group */
> +	struct list_head hw_engine_group_link;
>  	/** @lrc: logical ring context for this exec queue */
>  	struct xe_lrc *lrc[];
>  };
> -- 
> 2.43.0
>