54 hwsp_alloc(struct intel_timeline *timeline, unsigned int *cacheline)  in hwsp_alloc()  argument
56 	struct intel_gt_timelines *gt = &timeline->gt->timelines;  in hwsp_alloc()
75 		vma = __hwsp_alloc(timeline->gt);  in hwsp_alloc()
82 		hwsp->gt = timeline->gt;  in hwsp_alloc()
207 int intel_timeline_init(struct intel_timeline *timeline,  in intel_timeline_init()  argument
213 	kref_init(&timeline->kref);  in intel_timeline_init()
214 	atomic_set(&timeline->pin_count, 0);  in intel_timeline_init()
216 	timeline->gt = gt;  in intel_timeline_init()
218 	timeline->has_initial_breadcrumb = !hwsp;  in intel_timeline_init()
219 	timeline->hwsp_cacheline = NULL;  in intel_timeline_init()
225 		hwsp = hwsp_alloc(timeline, &cacheline);  in intel_timeline_init()
235 		timeline->hwsp_cacheline = cl;  in intel_timeline_init()
236 		timeline->hwsp_offset = cacheline * CACHELINE_BYTES;  in intel_timeline_init()
240 		timeline->hwsp_offset = I915_GEM_HWS_SEQNO_ADDR;  in intel_timeline_init()
247 	timeline->hwsp_seqno =  in intel_timeline_init()
248 		memset(vaddr + timeline->hwsp_offset, 0, CACHELINE_BYTES);  in intel_timeline_init()
250 	timeline->hwsp_ggtt = i915_vma_get(hwsp);  in intel_timeline_init()
251 	GEM_BUG_ON(timeline->hwsp_offset >= hwsp->size);  in intel_timeline_init()
253 	timeline->fence_context = dma_fence_context_alloc(1);  in intel_timeline_init()
255 	mutex_init(&timeline->mutex);  in intel_timeline_init()
257 	INIT_ACTIVE_REQUEST(&timeline->last_request, &timeline->mutex);  in intel_timeline_init()
258 	INIT_LIST_HEAD(&timeline->requests);  in intel_timeline_init()
260 	i915_syncmap_init(&timeline->sync);  in intel_timeline_init()
281 void intel_timeline_fini(struct intel_timeline *timeline)  in intel_timeline_fini()  argument
283 	GEM_BUG_ON(atomic_read(&timeline->pin_count));  in intel_timeline_fini()
284 	GEM_BUG_ON(!list_empty(&timeline->requests));  in intel_timeline_fini()
286 	if (timeline->hwsp_cacheline)  in intel_timeline_fini()
287 		cacheline_free(timeline->hwsp_cacheline);  in intel_timeline_fini()
289 		i915_gem_object_unpin_map(timeline->hwsp_ggtt->obj);  in intel_timeline_fini()
291 	i915_vma_put(timeline->hwsp_ggtt);  in intel_timeline_fini()
297 	struct intel_timeline *timeline;  in intel_timeline_create()  local
300 	timeline = kzalloc(sizeof(*timeline), GFP_KERNEL);  in intel_timeline_create()
301 	if (!timeline)  in intel_timeline_create()
304 	err = intel_timeline_init(timeline, gt, global_hwsp);  in intel_timeline_create()
306 		kfree(timeline);  in intel_timeline_create()
310 	return timeline;  in intel_timeline_create()
496 	return i915_active_ref(&cl->active, rq->timeline, rq);  in cacheline_ref()
504 	struct intel_timeline *tl = from->timeline;  in intel_timeline_read_hwsp()
507 	GEM_BUG_ON(to->timeline == tl);  in intel_timeline_read_hwsp()
540 	struct intel_timeline *timeline =  in __intel_timeline_free()  local
541 		container_of(kref, typeof(*timeline), kref);  in __intel_timeline_free()
543 	intel_timeline_fini(timeline);  in __intel_timeline_free()
544 	kfree(timeline);  in __intel_timeline_free()