55 	struct pulse *p = container_of(kref, typeof(*p), kref);  in pulse_free()  local
57 	i915_active_fini(&p->active);  in pulse_free()
58 	kfree(p);  in pulse_free()
61 static void pulse_put(struct pulse *p)  in pulse_put()  argument
63 	kref_put(&p->kref, pulse_free);  in pulse_put()
73 	struct pulse *p;  in pulse_create()  local
75 	p = kmalloc(sizeof(*p), GFP_KERNEL);  in pulse_create()
76 	if (!p)  in pulse_create()
77 		return p;  in pulse_create()
79 	kref_init(&p->kref);  in pulse_create()
80 	i915_active_init(&p->active, pulse_active, pulse_retire, 0);  in pulse_create()
82 	return p;  in pulse_create()
85 static void pulse_unlock_wait(struct pulse *p)  in pulse_unlock_wait()  argument
87 	i915_active_unlock_wait(&p->active);  in pulse_unlock_wait()
93 	struct pulse *p;  in __live_idle_pulse()  local
98 	p = pulse_create();  in __live_idle_pulse()
99 	if (!p)  in __live_idle_pulse()
102 	err = i915_active_acquire(&p->active);  in __live_idle_pulse()
106 	err = i915_active_acquire_preallocate_barrier(&p->active, engine);  in __live_idle_pulse()
108 		i915_active_release(&p->active);  in __live_idle_pulse()
112 	i915_active_acquire_barrier(&p->active);  in __live_idle_pulse()
113 	i915_active_release(&p->active);  in __live_idle_pulse()
115 	GEM_BUG_ON(i915_active_is_idle(&p->active));  in __live_idle_pulse()
136 	pulse_unlock_wait(p); /* synchronize with the retirement callback */  in __live_idle_pulse()
138 	if (!i915_active_is_idle(&p->active)) {  in __live_idle_pulse()
143 		i915_active_print(&p->active, &m);  in __live_idle_pulse()
150 	pulse_put(p);  in __live_idle_pulse()