drm/xe: Delete unused GuC submission_state.suspend

GuC submission_state.suspend is unused, delete it.
Signed-off-by: Matthew Brost <matthew.brost@intel.com>
Reviewed-by: Himal Prasad Ghimiray <himal.prasad.ghimiray@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240425054747.1918811-1-matthew.brost@intel.com

drivers/gpu/drm/xe/xe_guc_submit.c

@@ -273,7 +273,6 @@ static void primelockdep(struct xe_guc *guc)
 	fs_reclaim_acquire(GFP_KERNEL);
 
 	mutex_lock(&guc->submission_state.lock);
-	might_lock(&guc->submission_state.suspend.lock);
 	mutex_unlock(&guc->submission_state.lock);
 
 	fs_reclaim_release(GFP_KERNEL);
@@ -301,9 +300,6 @@ int xe_guc_submit_init(struct xe_guc *guc)
 
 	xa_init(&guc->submission_state.exec_queue_lookup);
 
-	spin_lock_init(&guc->submission_state.suspend.lock);
-	guc->submission_state.suspend.context = dma_fence_context_alloc(1);
-
 	primelockdep(guc);
 
 	return drmm_add_action_or_reset(&xe->drm, guc_submit_fini, guc);

drivers/gpu/drm/xe/xe_guc_types.h

@@ -72,15 +72,6 @@ struct xe_guc {
 		atomic_t stopped;
 		/** @submission_state.lock: protects submission state */
 		struct mutex lock;
-		/** @submission_state.suspend: suspend fence state */
-		struct {
-			/** @submission_state.suspend.lock: suspend fences lock */
-			spinlock_t lock;
-			/** @submission_state.suspend.context: suspend fences context */
-			u64 context;
-			/** @submission_state.suspend.seqno: suspend fences seqno */
-			u32 seqno;
-		} suspend;
 #ifdef CONFIG_PROVE_LOCKING
 #define NUM_SUBMIT_WQ	256
 		/** @submission_state.submit_wq_pool: submission ordered workqueues pool */