semaphore
struct semaphore runtime_enable_sema;
ps->go.semaphore = 0;
ps->join[i].semaphore = 0;
return __get_parent_scratch(ce)->go.semaphore;
return __get_parent_scratch(ce)->join[child_index].semaphore;
u32 semaphore;
offsetof(struct parent_scratch, go.semaphore);
offsetof(struct parent_scratch, join[child_index].semaphore);
i915_sw_fence_reinit(&i915_request_get(rq)->semaphore);
wait = &to->semaphore;
i915_sw_fence_fini(&rq->semaphore);
i915_sw_fence_commit(&rq->semaphore);
if (!i915_sw_fence_signaled(&rq->semaphore))
i915_sw_fence_signaled(&request->semaphore))
struct i915_request *rq = container_of(fence, typeof(*rq), semaphore);
i915_sw_fence_init(&rq->semaphore, semaphore_notify);
struct i915_sw_fence semaphore;
struct semaphore enter_turnstile;
struct semaphore exit_turnstile;
static inline void task_barrier_signal_turnstile(struct semaphore *turnstile,
struct radeon_semaphore *semaphore,
uint64_t addr = semaphore->gpu_addr;
struct radeon_semaphore *semaphore,
u64 addr = semaphore->gpu_addr;
struct radeon_semaphore *semaphore,
struct radeon_semaphore *semaphore,
uint64_t addr = semaphore->gpu_addr;
struct radeon_semaphore *semaphore,
u64 addr = semaphore->gpu_addr;
struct radeon_semaphore *semaphore,
struct radeon_semaphore *semaphore, bool emit_wait);
#define radeon_semaphore_ring_emit(rdev, r, cp, semaphore, emit_wait) (rdev)->asic->ring[(r)]->emit_semaphore((rdev), (cp), (semaphore), (emit_wait))
struct radeon_semaphore **semaphore);
struct radeon_semaphore *semaphore);
struct radeon_semaphore *semaphore);
struct radeon_semaphore **semaphore,
struct radeon_semaphore *semaphore,
struct radeon_semaphore *semaphore,
struct radeon_semaphore *semaphore,
struct radeon_semaphore *semaphore,
struct radeon_semaphore *semaphore,
struct radeon_semaphore *semaphore,
struct radeon_semaphore *semaphore,
struct radeon_semaphore *semaphore,
" hardware lockup imminent!\n", *semaphore);
radeon_sa_bo_free(&(*semaphore)->sa_bo, fence);
kfree(*semaphore);
*semaphore = NULL;
struct radeon_semaphore **semaphore)
*semaphore = kmalloc(sizeof(struct radeon_semaphore), GFP_KERNEL);
if (*semaphore == NULL) {
&(*semaphore)->sa_bo, 8, 8);
kfree(*semaphore);
*semaphore = NULL;
(*semaphore)->waiters = 0;
(*semaphore)->gpu_addr = radeon_sa_bo_gpu_addr((*semaphore)->sa_bo);
*((uint64_t *)radeon_sa_bo_cpu_addr((*semaphore)->sa_bo)) = 0;
struct radeon_semaphore *semaphore)
trace_radeon_semaphore_signale(ridx, semaphore);
if (radeon_semaphore_ring_emit(rdev, ridx, ring, semaphore, false)) {
--semaphore->waiters;
ring->last_semaphore_signal_addr = semaphore->gpu_addr;
struct radeon_semaphore *semaphore)
trace_radeon_semaphore_wait(ridx, semaphore);
if (radeon_semaphore_ring_emit(rdev, ridx, ring, semaphore, true)) {
++semaphore->waiters;
ring->last_semaphore_wait_addr = semaphore->gpu_addr;
struct radeon_semaphore **semaphore,
if (semaphore == NULL || *semaphore == NULL) {
if ((*semaphore)->waiters > 0) {
struct radeon_semaphore *semaphore;
r = radeon_semaphore_create(rdev, &semaphore);
sync->semaphores[count++] = semaphore;
if (!radeon_semaphore_emit_signal(rdev, i, semaphore)) {
if (!radeon_semaphore_emit_wait(rdev, ring, semaphore)) {
struct radeon_semaphore *semaphore = NULL;
r = radeon_semaphore_create(rdev, &semaphore);
radeon_semaphore_emit_wait(rdev, ringA->idx, semaphore);
radeon_semaphore_emit_wait(rdev, ringA->idx, semaphore);
radeon_semaphore_emit_signal(rdev, ringB->idx, semaphore);
radeon_semaphore_emit_signal(rdev, ringB->idx, semaphore);
radeon_semaphore_free(rdev, &semaphore, NULL);
struct radeon_semaphore *semaphore = NULL;
r = radeon_semaphore_create(rdev, &semaphore);
radeon_semaphore_emit_wait(rdev, ringA->idx, semaphore);
radeon_semaphore_emit_wait(rdev, ringB->idx, semaphore);
radeon_semaphore_emit_signal(rdev, ringC->idx, semaphore);
radeon_semaphore_emit_signal(rdev, ringC->idx, semaphore);
radeon_semaphore_free(rdev, &semaphore, NULL);
struct radeon_semaphore *semaphore,
uint64_t addr = semaphore->gpu_addr;
struct radeon_semaphore *semaphore,
struct radeon_semaphore *semaphore,
uint64_t addr = semaphore->gpu_addr;
struct radeon_semaphore *semaphore,
uint64_t addr = semaphore->gpu_addr;