22 } *to_mock_fence(struct dma_fence *f) {  in to_mock_fence()  argument
23 	return container_of(f, struct mock_fence, base);  in to_mock_fence()
26 static const char *mock_name(struct dma_fence *f)  in mock_name()  argument
31 static void mock_fence_release(struct dma_fence *f)  in mock_fence_release()  argument
33 	kmem_cache_free(slab_fences, to_mock_fence(f));  in mock_fence_release()
41 static void mock_wakeup(struct dma_fence *f, struct dma_fence_cb *cb)  in mock_wakeup()  argument
46 static long mock_wait(struct dma_fence *f, bool intr, long timeout)  in mock_wait()  argument
51 	if (dma_fence_add_callback(f, &cb.cb, mock_wakeup))  in mock_wait()
57 		if (test_bit(DMA_FENCE_FLAG_SIGNALED_BIT, &f->flags))  in mock_wait()
67 	if (!dma_fence_remove_callback(f, &cb.cb))  in mock_wait()
85 	struct mock_fence *f;  in mock_fence()  local
87 	f = kmem_cache_alloc(slab_fences, GFP_KERNEL);  in mock_fence()
88 	if (!f)  in mock_fence()
91 	spin_lock_init(&f->lock);  in mock_fence()
92 	dma_fence_init(&f->base, &mock_ops, &f->lock, 0, 0);  in mock_fence()
94 	return &f->base;  in mock_fence()
99 	struct dma_fence *f;  in sanitycheck()  local
101 	f = mock_fence();  in sanitycheck()
102 	if (!f)  in sanitycheck()
105 	dma_fence_enable_sw_signaling(f);  in sanitycheck()
107 	dma_fence_signal(f);  in sanitycheck()
108 	dma_fence_put(f);  in sanitycheck()
115 	struct dma_fence *f;  in test_signaling()  local
118 	f = mock_fence();  in test_signaling()
119 	if (!f)  in test_signaling()
122 	dma_fence_enable_sw_signaling(f);  in test_signaling()
124 	if (dma_fence_is_signaled(f)) {  in test_signaling()
129 	if (dma_fence_signal(f)) {  in test_signaling()
134 	if (!dma_fence_is_signaled(f)) {  in test_signaling()
139 	if (!dma_fence_signal(f)) {  in test_signaling()
146 	dma_fence_put(f);  in test_signaling()
155 static void simple_callback(struct dma_fence *f, struct dma_fence_cb *cb)  in simple_callback()  argument
163 	struct dma_fence *f;  in test_add_callback()  local
166 	f = mock_fence();  in test_add_callback()
167 	if (!f)  in test_add_callback()
170 	if (dma_fence_add_callback(f, &cb.cb, simple_callback)) {  in test_add_callback()
175 	dma_fence_signal(f);  in test_add_callback()
183 	dma_fence_put(f);  in test_add_callback()
190 	struct dma_fence *f;  in test_late_add_callback()  local
193 	f = mock_fence();  in test_late_add_callback()
194 	if (!f)  in test_late_add_callback()
197 	dma_fence_enable_sw_signaling(f);  in test_late_add_callback()
199 	dma_fence_signal(f);  in test_late_add_callback()
201 	if (!dma_fence_add_callback(f, &cb.cb, simple_callback)) {  in test_late_add_callback()
206 	dma_fence_signal(f);  in test_late_add_callback()
214 	dma_fence_put(f);  in test_late_add_callback()
221 	struct dma_fence *f;  in test_rm_callback()  local
224 	f = mock_fence();  in test_rm_callback()
225 	if (!f)  in test_rm_callback()
228 	if (dma_fence_add_callback(f, &cb.cb, simple_callback)) {  in test_rm_callback()
233 	if (!dma_fence_remove_callback(f, &cb.cb)) {  in test_rm_callback()
238 	dma_fence_signal(f);  in test_rm_callback()
246 	dma_fence_put(f);  in test_rm_callback()
253 	struct dma_fence *f;  in test_late_rm_callback()  local
256 	f = mock_fence();  in test_late_rm_callback()
257 	if (!f)  in test_late_rm_callback()
260 	if (dma_fence_add_callback(f, &cb.cb, simple_callback)) {  in test_late_rm_callback()
265 	dma_fence_signal(f);  in test_late_rm_callback()
271 	if (dma_fence_remove_callback(f, &cb.cb)) {  in test_late_rm_callback()
278 	dma_fence_put(f);  in test_late_rm_callback()
284 	struct dma_fence *f;  in test_status()  local
287 	f = mock_fence();  in test_status()
288 	if (!f)  in test_status()
291 	dma_fence_enable_sw_signaling(f);  in test_status()
293 	if (dma_fence_get_status(f)) {  in test_status()
298 	dma_fence_signal(f);  in test_status()
299 	if (!dma_fence_get_status(f)) {  in test_status()
306 	dma_fence_put(f);  in test_status()
312 	struct dma_fence *f;  in test_error()  local
315 	f = mock_fence();  in test_error()
316 	if (!f)  in test_error()
319 	dma_fence_enable_sw_signaling(f);  in test_error()
321 	dma_fence_set_error(f, -EIO);  in test_error()
323 	if (dma_fence_get_status(f)) {  in test_error()
328 	dma_fence_signal(f);  in test_error()
329 	if (dma_fence_get_status(f) != -EIO) {  in test_error()
331 		       dma_fence_get_status(f));  in test_error()
337 	dma_fence_put(f);  in test_error()
343 	struct dma_fence *f;  in test_wait()  local
346 	f = mock_fence();  in test_wait()
347 	if (!f)  in test_wait()
350 	dma_fence_enable_sw_signaling(f);  in test_wait()
352 	if (dma_fence_wait_timeout(f, false, 0) != -ETIME) {  in test_wait()
357 	dma_fence_signal(f);  in test_wait()
359 	if (dma_fence_wait_timeout(f, false, 0) != 0) {  in test_wait()
366 	dma_fence_signal(f);  in test_wait()
367 	dma_fence_put(f);  in test_wait()
373 	struct dma_fence *f;  member
380 	dma_fence_signal(wt->f);  in wait_timer()
390 	wt.f = mock_fence();  in test_wait_timeout()
391 	if (!wt.f)  in test_wait_timeout()
394 	dma_fence_enable_sw_signaling(wt.f);  in test_wait_timeout()
396 	if (dma_fence_wait_timeout(wt.f, false, 1) != -ETIME) {  in test_wait_timeout()
403 	if (dma_fence_wait_timeout(wt.f, false, 2) == -ETIME) {  in test_wait_timeout()
417 	dma_fence_signal(wt.f);  in test_wait_timeout()
418 	dma_fence_put(wt.f);  in test_wait_timeout()
424 	struct dma_fence *f[64];  in test_stub()  local
428 	for (i = 0; i < ARRAY_SIZE(f); i++) {  in test_stub()
429 		f[i] = dma_fence_get_stub();  in test_stub()
430 		if (!dma_fence_is_signaled(f[i])) {  in test_stub()
439 		dma_fence_put(f[i]);  in test_stub()
452 static void __wait_for_callbacks(struct dma_fence *f)  in __wait_for_callbacks()  argument
454 	spin_lock_irq(f->lock);  in __wait_for_callbacks()
455 	spin_unlock_irq(f->lock);  in __wait_for_callbacks()
529 	struct dma_fence __rcu *f[2] = {};  in race_signal_callback()  local
538 			t[i].fences = f;  in race_signal_callback()