23 void i915_gem_suspend(struct drm_i915_private *i915)  in i915_gem_suspend()  argument
28 	GEM_TRACE("%s\n", dev_name(i915->drm.dev));  in i915_gem_suspend()
30 	intel_wakeref_auto(&i915->runtime_pm.userfault_wakeref, 0);  in i915_gem_suspend()
38 	flush_workqueue(i915->wq);  in i915_gem_suspend()
44 	 * leaves the i915->kernel_context still active when  in i915_gem_suspend()
49 	for_each_gt(gt, i915, i)  in i915_gem_suspend()
52 	i915_gem_drain_freed_objects(i915);  in i915_gem_suspend()
55 static int lmem_restore(struct drm_i915_private *i915, u32 flags)  in lmem_restore()  argument
60 	for_each_memory_region(mr, i915, id) {  in lmem_restore()
71 static int lmem_suspend(struct drm_i915_private *i915, u32 flags)  in lmem_suspend()  argument
76 	for_each_memory_region(mr, i915, id) {  in lmem_suspend()
87 static void lmem_recover(struct drm_i915_private *i915)  in lmem_recover()  argument
92 	for_each_memory_region(mr, i915, id)  in lmem_recover()
97 int i915_gem_backup_suspend(struct drm_i915_private *i915)  in i915_gem_backup_suspend()  argument
102 	ret = lmem_suspend(i915, I915_TTM_BACKUP_ALLOW_GPU);  in i915_gem_backup_suspend()
106 	i915_gem_suspend(i915);  in i915_gem_backup_suspend()
116 	ret = lmem_suspend(i915, I915_TTM_BACKUP_ALLOW_GPU |  in i915_gem_backup_suspend()
125 	ret = lmem_suspend(i915, I915_TTM_BACKUP_PINNED);  in i915_gem_backup_suspend()
132 	lmem_recover(i915);  in i915_gem_backup_suspend()
137 void i915_gem_suspend_late(struct drm_i915_private *i915)  in i915_gem_suspend_late()  argument
141 		&i915->mm.shrink_list,  in i915_gem_suspend_late()
142 		&i915->mm.purge_list,  in i915_gem_suspend_late()
173 	for_each_gt(gt, i915, i)  in i915_gem_suspend_late()
176 	spin_lock_irqsave(&i915->mm.obj_lock, flags);  in i915_gem_suspend_late()
184 	spin_unlock_irqrestore(&i915->mm.obj_lock, flags);  in i915_gem_suspend_late()
189 int i915_gem_freeze(struct drm_i915_private *i915)  in i915_gem_freeze()  argument
194 	i915_gem_shrink_all(i915);  in i915_gem_freeze()
199 int i915_gem_freeze_late(struct drm_i915_private *i915)  in i915_gem_freeze_late()  argument
219 	with_intel_runtime_pm(&i915->runtime_pm, wakeref)  in i915_gem_freeze_late()
220 		i915_gem_shrink(NULL, i915, -1UL, NULL, ~0);  in i915_gem_freeze_late()
221 	i915_gem_drain_freed_objects(i915);  in i915_gem_freeze_late()
224 	list_for_each_entry(obj, &i915->mm.shrink_list, mm.link)  in i915_gem_freeze_late()
230 void i915_gem_resume(struct drm_i915_private *i915)  in i915_gem_resume()  argument
235 	GEM_TRACE("%s\n", dev_name(i915->drm.dev));  in i915_gem_resume()
237 	ret = lmem_restore(i915, 0);  in i915_gem_resume()
245 	for_each_gt(gt, i915, i)  in i915_gem_resume()
249 	ret = lmem_restore(i915, I915_TTM_BACKUP_ALLOW_GPU);  in i915_gem_resume()
255 	for_each_gt(gt, i915, j) {  in i915_gem_resume()
257 			dev_err(i915->drm.dev,  in i915_gem_resume()