Commit 6aa18d74 authored by Lucas De Marchi's avatar Lucas De Marchi
Browse files

drm/xe: Add helper to return any available hw engine 



Get the first available engine from a gt, which helps in the case any
engine serves as a context, like when reading RING_TIMESTAMP.

Reviewed-by: default avatarUmesh Nerlige Ramappa <umesh.nerlige.ramappa@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240517204310.88854-8-lucas.demarchi@intel.com


Signed-off-by: default avatarLucas De Marchi <lucas.demarchi@intel.com>
parent baa14865

drivers/gpu/drm/xe/xe_gt.c

+11 −0
Original line number Diff line number Diff line
@@ -833,3 +833,14 @@ struct xe_hw_engine *xe_gt_any_hw_engine_by_reset_domain(struct xe_gt *gt, 


	return NULL;

}



struct xe_hw_engine *xe_gt_any_hw_engine(struct xe_gt *gt)

{

	struct xe_hw_engine *hwe;

	enum xe_hw_engine_id id;



	for_each_hw_engine(hwe, gt, id)

		return hwe;



	return NULL;

}

drivers/gpu/drm/xe/xe_gt.h

+7 −0
Original line number Diff line number Diff line
@@ -67,6 +67,13 @@ void xe_gt_remove(struct xe_gt *gt); 
struct xe_hw_engine *

xe_gt_any_hw_engine_by_reset_domain(struct xe_gt *gt, enum xe_engine_class class);



/**

 * xe_gt_any_hw_engine - scan the list of engines and return the

 * first available

 * @gt: GT structure

 */

struct xe_hw_engine *xe_gt_any_hw_engine(struct xe_gt *gt);



struct xe_hw_engine *xe_gt_hw_engine(struct xe_gt *gt,

				     enum xe_engine_class class,

				     u16 instance,