| /openbmc/linux/drivers/gpu/drm/i915/ |
| H A D | i915_deps.c | 38 if (deps->fences != &deps->single) in i915_deps_reset_fences()
39 kfree(deps->fences); in i915_deps_reset_fences()
42 deps->fences = &deps->single; in i915_deps_reset_fences()
52 deps->fences = NULL; in i915_deps_init()
69 dma_fence_put(deps->fences[i]); in i915_deps_fini()
71 if (deps->fences != &deps->single) in i915_deps_fini()
72 kfree(deps->fences); in i915_deps_fini()
89 memcpy(new_fences, deps->fences, in i915_deps_grow()
91 swap(new_fences, deps->fences); in i915_deps_grow()
134 struct dma_fence **fences = deps->fences; in i915_deps_sync() local
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| /openbmc/linux/drivers/dma-buf/ |
| H A D | dma-resv.c | 263 if (fences) in dma_resv_reset_max_fences()
264 fences->max_fences = fences->num_fences; in dma_resv_reset_max_fences()
364 if (cursor->fences) in dma_resv_iter_restart_unlocked()
372 if (!cursor->fences) in dma_resv_iter_walk_unlocked()
494 if (!cursor->fences || in dma_resv_iter_next()
568 *fences = NULL; in dma_resv_get_fences()
587 kfree(*fences); in dma_resv_get_fences()
588 *fences = NULL; in dma_resv_get_fences()
637 *fence = fences[0]; in dma_resv_get_singleton()
638 kfree(fences); in dma_resv_get_singleton()
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| H A D | dma-fence-unwrap.c | 64 struct dma_fence **fences, in __dma_fence_unwrap_merge() argument
76 dma_fence_unwrap_for_each(tmp, &iter[i], fences[i]) { in __dma_fence_unwrap_merge()
106 fences[i] = dma_fence_unwrap_first(fences[i], &iter[i]); in __dma_fence_unwrap_merge()
117 while (fences[i] && dma_fence_is_signaled(fences[i])) in __dma_fence_unwrap_merge()
118 fences[i] = dma_fence_unwrap_next(&iter[i]); in __dma_fence_unwrap_merge()
120 next = fences[i]; in __dma_fence_unwrap_merge()
139 fences[i] = dma_fence_unwrap_next(&iter[i]); in __dma_fence_unwrap_merge()
142 fences[sel] = dma_fence_unwrap_next(&iter[sel]); in __dma_fence_unwrap_merge()
149 fences[sel] = dma_fence_unwrap_next(&iter[sel]); in __dma_fence_unwrap_merge()
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| H A D | dma-fence-array.c | 89 int error = array->fences[i]->error; in dma_fence_array_enable_signaling()
120 dma_fence_put(array->fences[i]); in dma_fence_array_release()
122 kfree(array->fences); in dma_fence_array_release()
133 dma_fence_set_deadline(array->fences[i], deadline); in dma_fence_array_set_deadline()
166 struct dma_fence **fences, in dma_fence_array_create() argument
173 WARN_ON(!num_fences || !fences); in dma_fence_array_create()
188 array->fences = fences; in dma_fence_array_create()
204 WARN_ON(dma_fence_is_container(fences[num_fences])); in dma_fence_array_create()
228 if (array->fences[i]->context != context) in dma_fence_match_context()
250 return array->fences[0]; in dma_fence_array_first()
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| H A D | st-dma-fence-chain.c | 102 struct dma_fence **fences; member
124 fc->fences = kvmalloc_array(count, sizeof(*fc->fences), in fence_chains_init()
126 if (!fc->fences) { in fence_chains_init()
133 fc->fences[i] = mock_fence(); in fence_chains_init()
134 if (!fc->fences[i]) { in fence_chains_init()
140 fc->fences[i], in fence_chains_init()
157 dma_fence_put(fc->fences[i]); in fence_chains_init()
160 kvfree(fc->fences); in fence_chains_init()
172 dma_fence_put(fc->fences[i]); in fence_chains_fini()
174 kvfree(fc->fences); in fence_chains_fini()
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| H A D | st-dma-fence-unwrap.c | 49 struct dma_fence **fences; in mock_array() local
53 fences = kcalloc(num_fences, sizeof(*fences), GFP_KERNEL); in mock_array()
54 if (!fences) in mock_array()
59 fences[i] = va_arg(valist, typeof(*fences)); in mock_array()
62 array = dma_fence_array_create(num_fences, fences, in mock_array()
70 kfree(fences); in mock_array()
75 dma_fence_put(va_arg(valist, typeof(*fences))); in mock_array()
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| H A D | st-dma-resv.c | 228 cursor.fences = (void*)~0; in test_for_each_unlocked()
247 struct dma_fence *f, **fences = NULL; in test_get_fences() local
274 r = dma_resv_get_fences(&resv, usage, &i, &fences); in test_get_fences()
280 if (i != 1 || fences[0] != f) { in test_get_fences()
288 dma_fence_put(fences[i]); in test_get_fences()
289 kfree(fences); in test_get_fences()
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| H A D | dma-fence.c | 811 dma_fence_test_signaled_any(struct dma_fence **fences, uint32_t count, in dma_fence_test_signaled_any() argument
817 struct dma_fence *fence = fences[i]; in dma_fence_test_signaled_any()
848 dma_fence_wait_any_timeout(struct dma_fence **fences, uint32_t count, in dma_fence_wait_any_timeout() argument
855 if (WARN_ON(!fences || !count || timeout < 0)) in dma_fence_wait_any_timeout()
860 if (dma_fence_is_signaled(fences[i])) { in dma_fence_wait_any_timeout()
876 struct dma_fence *fence = fences[i]; in dma_fence_wait_any_timeout()
894 if (dma_fence_test_signaled_any(fences, count, idx)) in dma_fence_wait_any_timeout()
907 dma_fence_remove_callback(fences[i], &cb[i].base); in dma_fence_wait_any_timeout()
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| H A D | st-dma-fence.c | 446 struct dma_fence __rcu **fences; member
477 rcu_assign_pointer(t->fences[t->id], f1); in thread_signal_callback()
482 f2 = dma_fence_get_rcu_safe(&t->fences[!t->id]); in thread_signal_callback()
514 rcu_assign_pointer(t->fences[t->id], NULL); in thread_signal_callback()
538 t[i].fences = f; in race_signal_callback()
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| /openbmc/linux/drivers/gpu/host1x/ |
| H A D | intr.c | 35 if (!list_empty(&sp->fences.list)) { in host1x_intr_update_hw_state()
36 fence = list_first_entry(&sp->fences.list, struct host1x_syncpt_fence, list); in host1x_intr_update_hw_state()
47 struct host1x_fence_list *fence_list = &fence->sp->fences; in host1x_intr_add_fence_locked()
57 struct host1x_fence_list *fence_list = &fence->sp->fences; in host1x_intr_remove_fence()
83 spin_lock(&sp->fences.lock); in host1x_intr_handle_interrupt()
85 list_for_each_entry_safe(fence, tmp, &sp->fences.list, list) { in host1x_intr_handle_interrupt()
98 spin_unlock(&sp->fences.lock); in host1x_intr_handle_interrupt()
110 spin_lock_init(&syncpt->fences.lock); in host1x_intr_init()
111 INIT_LIST_HEAD(&syncpt->fences.list); in host1x_intr_init()
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| H A D | debug.c | 96 spin_lock_irqsave(&m->syncpt[i].fences.lock, irqflags); in show_syncpts()
97 list_for_each(pos, &m->syncpt[i].fences.list) in show_syncpts()
99 spin_unlock_irqrestore(&m->syncpt[i].fences.lock, irqflags); in show_syncpts()
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| /openbmc/linux/Documentation/driver-api/ |
| H A D | sync_file.rst | 9 the fences(struct dma_fence) that are needed to synchronize between drivers or
29 in-fences and out-fences
33 the driver to userspace we call the fences it contains 'out-fences'. They are
37 Out-fences are fences that the driver creates.
40 userspace we call these fence(s) 'in-fences'. Receiving in-fences means that
42 the in-fences.
72 of the Sync File to the kernel. The kernel can then retrieve the fences
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| H A D | dma-buf.rst | 153 :doc: DMA fences overview
240 batch DMA fences for memory management instead of context preemption DMA
241 fences which get reattached when the compute job is rescheduled.
244 fences and controls when they fire. Mixing indefinite fences with normal
251 * Only userspace knows about all dependencies in indefinite fences and when
256 dependent upon DMA fences. If the kernel also support indefinite fences in the
267 userspace [label="userspace controlled fences"]
282 fences in the kernel. This means:
284 * No future fences, proxy fences or userspace fences imported as DMA fences,
296 implications for DMA fences.
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| /openbmc/linux/drivers/gpu/drm/amd/amdgpu/ |
| H A D | amdgpu_sync.c | 54 hash_init(sync->fences); in amdgpu_sync_create()
137 hash_for_each_possible(sync->fences, e, node, f->context) { in amdgpu_sync_add_later()
169 hash_add(sync->fences, &e->node, f->context); in amdgpu_sync_fence()
287 hash_for_each_safe(sync->fences, i, tmp, e, node) { in amdgpu_sync_peek_fence()
327 hash_for_each_safe(sync->fences, i, tmp, e, node) { in amdgpu_sync_get_fence()
358 hash_for_each_safe(source->fences, i, tmp, e, node) { in amdgpu_sync_clone()
386 hash_for_each_safe(sync->fences, i, tmp, e, node) { in amdgpu_sync_push_to_job()
409 hash_for_each_safe(sync->fences, i, tmp, e, node) { in amdgpu_sync_wait()
433 hash_for_each_safe(sync->fences, i, tmp, e, node) in amdgpu_sync_free()
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| H A D | amdgpu_ids.c | 207 struct dma_fence **fences; in amdgpu_vmid_grab_idle() local
215 fences = kmalloc_array(id_mgr->num_ids, sizeof(void *), GFP_KERNEL); in amdgpu_vmid_grab_idle()
216 if (!fences) in amdgpu_vmid_grab_idle()
226 fences[i] = amdgpu_sync_peek_fence(&(*idle)->active, r); in amdgpu_vmid_grab_idle()
227 if (!fences[i]) in amdgpu_vmid_grab_idle()
241 dma_fence_get(fences[j]); in amdgpu_vmid_grab_idle()
243 array = dma_fence_array_create(i, fences, fence_context, in amdgpu_vmid_grab_idle()
247 dma_fence_put(fences[j]); in amdgpu_vmid_grab_idle()
248 kfree(fences); in amdgpu_vmid_grab_idle()
257 kfree(fences); in amdgpu_vmid_grab_idle()
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| H A D | amdgpu_fence.c | 186 ptr = &ring->fence_drv.fences[seq & ring->fence_drv.num_fences_mask]; in amdgpu_fence_emit()
300 ptr = &drv->fences[last_seq]; in amdgpu_fence_process()
351 ptr = &ring->fence_drv.fences[seq & ring->fence_drv.num_fences_mask]; in amdgpu_fence_wait_empty()
428 fence = drv->fences[last_seq]; in amdgpu_fence_last_unsignaled_time_us()
452 fence = drv->fences[seq]; in amdgpu_fence_update_start_timestamp()
531 if (!ring->fence_drv.fences) in amdgpu_fence_driver_init_ring()
664 dma_fence_put(ring->fence_drv.fences[j]); in amdgpu_fence_driver_sw_fini()
665 kfree(ring->fence_drv.fences); in amdgpu_fence_driver_sw_fini()
666 ring->fence_drv.fences = NULL; in amdgpu_fence_driver_sw_fini()
713 ptr = &ring->fence_drv.fences[i]; in amdgpu_fence_driver_clear_job_fences()
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| H A D | amdgpu_ctx.c | 197 res = ktime_add(res, amdgpu_ctx_fence_time(centity->fences[i])); in amdgpu_ctx_entity_time()
214 entity = kzalloc(struct_size(entity, fences, amdgpu_sched_jobs), in amdgpu_ctx_init_entity()
281 res = ktime_add(res, amdgpu_ctx_fence_time(entity->fences[i])); in amdgpu_ctx_fini_entity()
282 dma_fence_put(entity->fences[i]); in amdgpu_ctx_fini_entity()
758 other = centity->fences[idx]; in amdgpu_ctx_add_fence()
764 centity->fences[idx] = fence; in amdgpu_ctx_add_fence()
798 fence = dma_fence_get(centity->fences[seq & (amdgpu_sched_jobs - 1)]); in amdgpu_ctx_get_fence()
860 other = dma_fence_get(centity->fences[idx]); in amdgpu_ctx_wait_prev_fence()
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| H A D | amdgpu_jpeg.c | 79 unsigned int fences = 0; in amdgpu_jpeg_idle_work_handler() local
87 fences += amdgpu_fence_count_emitted(&adev->jpeg.inst[i].ring_dec[j]); in amdgpu_jpeg_idle_work_handler()
90 if (!fences && !atomic_read(&adev->jpeg.total_submission_cnt)) in amdgpu_jpeg_idle_work_handler()
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| /openbmc/linux/drivers/gpu/drm/i915/selftests/ |
| H A D | i915_sw_fence.c | 453 struct i915_sw_fence **fences; in test_chain() local
457 fences = kmalloc_array(nfences, sizeof(*fences), GFP_KERNEL); in test_chain()
458 if (!fences) in test_chain()
462 fences[i] = alloc_fence(); in test_chain()
463 if (!fences[i]) { in test_chain()
471 fences[i - 1], in test_chain()
478 i915_sw_fence_commit(fences[i]); in test_chain()
484 if (i915_sw_fence_done(fences[i])) { in test_chain()
490 i915_sw_fence_commit(fences[0]); in test_chain()
500 free_fence(fences[i]); in test_chain()
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| /openbmc/linux/drivers/gpu/drm/ |
| H A D | drm_suballoc.c | 225 struct dma_fence **fences, in drm_suballoc_next_hole() argument
248 fences[i] = NULL; in drm_suballoc_next_hole()
257 fences[i] = sa->fence; in drm_suballoc_next_hole()
316 struct dma_fence *fences[DRM_SUBALLOC_MAX_QUEUES]; in drm_suballoc_new() local
353 } while (drm_suballoc_next_hole(sa_manager, fences, tries)); in drm_suballoc_new()
356 if (fences[i]) in drm_suballoc_new()
357 fences[count++] = dma_fence_get(fences[i]); in drm_suballoc_new()
363 t = dma_fence_wait_any_timeout(fences, count, intr, in drm_suballoc_new()
367 dma_fence_put(fences[i]); in drm_suballoc_new()
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| /openbmc/linux/include/linux/ |
| H A D | dma-fence-array.h | 43 struct dma_fence **fences; member
80 struct dma_fence **fences,
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| H A D | dma-resv.h | 178 struct dma_resv_list __rcu *fences; member
210 struct dma_resv_list *fences; member
476 unsigned int *num_fences, struct dma_fence ***fences);
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| /openbmc/linux/drivers/gpu/drm/virtio/ |
| H A D | virtgpu_fence.c | 111 list_add_tail(&fence->node, &drv->fences); in virtio_gpu_fence_emit()
136 list_for_each_entry_safe(curr, tmp, &drv->fences, node) { in virtio_gpu_fence_event_process()
146 list_for_each_entry_safe(curr, tmp, &drv->fences, node) { in virtio_gpu_fence_event_process()
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| /openbmc/linux/drivers/gpu/drm/i915/gem/ |
| H A D | i915_gem_execbuffer.c | 2803 kvfree(fences); in __free_fence_array()
2841 eb->fences = f; in add_timeline_fence_array()
2970 eb->fences = f; in add_fence_array()
3016 if (fences) in put_fence_array()
3214 fences = kmalloc_array(eb->num_batches, sizeof(*fences), GFP_KERNEL); in eb_composite_fence_create()
3215 if (!fences) in eb_composite_fence_create()
3225 fences, in eb_composite_fence_create()
3230 kfree(fences); in eb_composite_fence_create()
3277 if (eb->fences) { in eb_fences_add()
3394 eb.fences = NULL; in i915_gem_do_execbuffer()
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| /openbmc/linux/drivers/gpu/drm/radeon/ |
| H A D | radeon_trace.h | 36 __field(u32, fences)
42 __entry->fences = radeon_fence_count_emitted(
47 __entry->fences)
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