46  * amdgpu_sync_create - zero init sync object
48  * @sync: sync object to initialize
50  * Just clear the sync object for now.
52 void amdgpu_sync_create(struct amdgpu_sync *sync)  in amdgpu_sync_create()  argument
54 	hash_init(sync->fences);  in amdgpu_sync_create()
127  * @sync: sync object to add the fence to
133 static bool amdgpu_sync_add_later(struct amdgpu_sync *sync, struct dma_fence *f)  in amdgpu_sync_add_later()  argument
137 	hash_for_each_possible(sync->fences, e, node, f->context) {  in amdgpu_sync_add_later()
153  * amdgpu_sync_fence - remember to sync to this fence
155  * @sync: sync object to add fence to
156  * @f: fence to sync to
157  * @flags: memory allocation flags to use when allocating sync entry
159  * Add the fence to the sync object.
161 int amdgpu_sync_fence(struct amdgpu_sync *sync, struct dma_fence *f,  in amdgpu_sync_fence()  argument
169 	if (amdgpu_sync_add_later(sync, f))  in amdgpu_sync_fence()
176 	hash_add(sync->fences, &e->node, f->context);  in amdgpu_sync_fence()
181 /* Determine based on the owner and mode if we should sync to a fence or not */
188 	/* Always sync to moves, no matter what */  in amdgpu_sync_test_fence()
199 	/* Never sync to VM updates either. */  in amdgpu_sync_test_fence()
205 	/* Ignore fences depending on the sync mode */  in amdgpu_sync_test_fence()
227 	     "Adding eviction fence to sync obj");  in amdgpu_sync_test_fence()
232  * amdgpu_sync_resv - sync to a reservation object
235  * @sync: sync object to add fences from reservation object to
237  * @mode: how owner affects which fences we sync to
240  * Sync to the fence
242 int amdgpu_sync_resv(struct amdgpu_device *adev, struct amdgpu_sync *sync,  in amdgpu_sync_resv()  argument
259 				r = amdgpu_sync_fence(sync, f, GFP_KERNEL);  in amdgpu_sync_resv()
271  * amdgpu_sync_kfd - sync to KFD fences
273  * @sync: sync object to add KFD fences to
276  * Extract all KFD fences and add them to the sync object.
278 int amdgpu_sync_kfd(struct amdgpu_sync *sync, struct dma_resv *resv)  in amdgpu_sync_kfd()  argument
291 		r = amdgpu_sync_fence(sync, f, GFP_KERNEL);  in amdgpu_sync_kfd()
311  * @sync: the sync object
314  * Returns the next fence not signaled yet without removing it from the sync
317 struct dma_fence *amdgpu_sync_peek_fence(struct amdgpu_sync *sync,  in amdgpu_sync_peek_fence()  argument
324 	hash_for_each_safe(sync->fences, i, tmp, e, node) {  in amdgpu_sync_peek_fence()
351  * amdgpu_sync_get_fence - get the next fence from the sync object
353  * @sync: sync object to use
355  * Get and removes the next fence from the sync object not signaled yet.
357 struct dma_fence *amdgpu_sync_get_fence(struct amdgpu_sync *sync)  in amdgpu_sync_get_fence()  argument
364 	hash_for_each_safe(sync->fences, i, tmp, e, node) {  in amdgpu_sync_get_fence()
380  * amdgpu_sync_clone - clone a sync object
382  * @source: sync object to clone
383  * @clone: pointer to destination sync object
430  * @sync: sync object to get the fences from
433  * Add all unsignaled fences from sync to job.
435 int amdgpu_sync_push_to_job(struct amdgpu_sync *sync, struct amdgpu_job *job)  in amdgpu_sync_push_to_job()  argument
442 	hash_for_each_safe(sync->fences, i, tmp, e, node) {  in amdgpu_sync_push_to_job()
459 int amdgpu_sync_wait(struct amdgpu_sync *sync, bool intr)  in amdgpu_sync_wait()  argument
465 	hash_for_each_safe(sync->fences, i, tmp, e, node) {  in amdgpu_sync_wait()
477  * amdgpu_sync_free - free the sync object
479  * @sync: sync object to use
481  * Free the sync object.
483 void amdgpu_sync_free(struct amdgpu_sync *sync)  in amdgpu_sync_free()  argument
489 	hash_for_each_safe(sync->fences, i, tmp, e, node)  in amdgpu_sync_free()
494  * amdgpu_sync_init - init sync object subsystem
508  * amdgpu_sync_fini - fini sync object subsystem