mali_scheduler_mask mali_soft_job_system_activate_job(struct mali_soft_job *job)
{
mali_scheduler_mask schedule_mask = MALI_SCHEDULER_MASK_EMPTY;
MALI_DEBUG_ASSERT_POINTER(job);
MALI_DEBUG_ASSERT_POINTER(job->system);
MALI_DEBUG_ASSERT_POINTER(job->system->session);
MALI_DEBUG_PRINT(4, ("Mali Soft Job: Timeline activation for soft job %u (0x%08X).\n", job->id, job));
mali_soft_job_system_lock(job->system);
if (unlikely(job->system->session->is_aborting)) {
MALI_DEBUG_PRINT(3, ("Mali Soft Job: Soft job %u (0x%08X) activated while session is aborting.\n", job->id, job));
mali_soft_job_system_unlock(job->system);
/* Since we are in shutdown, we can ignore the scheduling bitmask. */
mali_timeline_tracker_release(&job->tracker);
mali_soft_job_destroy(job);
return schedule_mask;
}
/* Send activated notification. */
mali_soft_job_send_activated_notification(job);
/* Wake up sleeping signaler. */
job->activated = MALI_TRUE;
/* If job type is self signaled, release tracker, move soft job to free list, and scheduler at once */
if (MALI_SOFT_JOB_TYPE_SELF_SIGNALED == job->type) {
MALI_DEBUG_ASSERT(MALI_SOFT_JOB_STATE_STARTED == job->state);
job->state = MALI_SOFT_JOB_STATE_SIGNALED;
mali_soft_job_system_unlock(job->system);
schedule_mask |= mali_timeline_tracker_release(&job->tracker);
mali_soft_job_destroy(job);
} else {
_mali_osk_wait_queue_wake_up(job->tracker.system->wait_queue);
mali_soft_job_system_unlock(job->system);
}
return schedule_mask;
}
_mali_osk_errcode_t mali_soft_job_system_signal_job(struct mali_soft_job_system *system, u32 job_id)
{
struct mali_soft_job *job;
struct mali_timeline_system *timeline_system;
mali_scheduler_mask schedule_mask;
MALI_DEBUG_ASSERT_POINTER(system);
mali_soft_job_system_lock(system);
job = mali_soft_job_system_lookup_job(system, job_id);
if ((NULL == job) || (MALI_SOFT_JOB_TYPE_USER_SIGNALED != job->type)
|| !(MALI_SOFT_JOB_STATE_STARTED == job->state || MALI_SOFT_JOB_STATE_TIMED_OUT == job->state)) {
mali_soft_job_system_unlock(system);
MALI_PRINT_ERROR(("Mali Soft Job: invalid soft job id %u", job_id));
return _MALI_OSK_ERR_ITEM_NOT_FOUND;
}
if (MALI_SOFT_JOB_STATE_TIMED_OUT == job->state) {
job->state = MALI_SOFT_JOB_STATE_SIGNALED;
mali_soft_job_system_unlock(system);
MALI_DEBUG_ASSERT(MALI_TRUE == job->activated);
MALI_DEBUG_PRINT(4, ("Mali Soft Job: soft job %u (0x%08X) was timed out\n", job->id, job));
mali_soft_job_destroy(job);
return _MALI_OSK_ERR_TIMEOUT;
}
MALI_DEBUG_ASSERT(MALI_SOFT_JOB_STATE_STARTED == job->state);
job->state = MALI_SOFT_JOB_STATE_SIGNALED;
mali_soft_job_system_unlock(system);
/* Since the job now is in signaled state, timeouts from the timeline system will be
* ignored, and it is not possible to signal this job again. */
timeline_system = system->session->timeline_system;
MALI_DEBUG_ASSERT_POINTER(timeline_system);
/* Wait until activated. */
_mali_osk_wait_queue_wait_event(timeline_system->wait_queue, mali_soft_job_is_activated, (void *) job);
MALI_DEBUG_PRINT(4, ("Mali Soft Job: signaling soft job %u (0x%08X)\n", job->id, job));
schedule_mask = mali_timeline_tracker_release(&job->tracker);
mali_scheduler_schedule_from_mask(schedule_mask, MALI_FALSE);
mali_soft_job_destroy(job);
return _MALI_OSK_ERR_OK;
}
void mali_soft_job_system_abort(struct mali_soft_job_system *system)
{
struct mali_soft_job *job, *tmp;
_MALI_OSK_LIST_HEAD_STATIC_INIT(jobs);
MALI_DEBUG_ASSERT_POINTER(system);
MALI_DEBUG_ASSERT_POINTER(system->session);
MALI_DEBUG_ASSERT(system->session->is_aborting);
MALI_DEBUG_PRINT(3, ("Mali Soft Job: Aborting soft job system for session 0x%08X.\n", system->session));
mali_soft_job_system_lock(system);
_MALI_OSK_LIST_FOREACHENTRY(job, tmp, &system->jobs_used, struct mali_soft_job, system_list) {
MALI_DEBUG_ASSERT(MALI_SOFT_JOB_STATE_STARTED == job->state ||
MALI_SOFT_JOB_STATE_TIMED_OUT == job->state);
if (MALI_SOFT_JOB_STATE_STARTED == job->state) {
/* If the job has been activated, we have to release the tracker and destroy
* the job. If not, the tracker will be released and the job destroyed when
* it is activated. */
if (MALI_TRUE == job->activated) {
MALI_DEBUG_PRINT(3, ("Mali Soft Job: Aborting unsignaled soft job %u (0x%08X).\n", job->id, job));
job->state = MALI_SOFT_JOB_STATE_SIGNALED;
_mali_osk_list_move(&job->system_list, &jobs);
}
} else if (MALI_SOFT_JOB_STATE_TIMED_OUT == job->state) {
MALI_DEBUG_PRINT(3, ("Mali Soft Job: Aborting timed out soft job %u (0x%08X).\n", job->id, job));
/* We need to destroy this soft job. */
_mali_osk_list_move(&job->system_list, &jobs);
}
}
mali_soft_job_system_unlock(system);
/* Release and destroy jobs. */
_MALI_OSK_LIST_FOREACHENTRY(job, tmp, &jobs, struct mali_soft_job, system_list) {
MALI_DEBUG_ASSERT(MALI_SOFT_JOB_STATE_SIGNALED == job->state ||
MALI_SOFT_JOB_STATE_TIMED_OUT == job->state);
if (MALI_SOFT_JOB_STATE_SIGNALED == job->state) {
mali_timeline_tracker_release(&job->tracker);
}
/* Move job back to used list before destroying. */
_mali_osk_list_move(&job->system_list, &system->jobs_used);
mali_soft_job_destroy(job);
}
}
mali_scheduler_mask mali_soft_job_system_timeout_job(struct mali_soft_job *job)
{
mali_scheduler_mask schedule_mask = MALI_SCHEDULER_MASK_EMPTY;
MALI_DEBUG_ASSERT_POINTER(job);
MALI_DEBUG_ASSERT_POINTER(job->system);
MALI_DEBUG_ASSERT_POINTER(job->system->session);
MALI_DEBUG_ASSERT(MALI_TRUE == job->activated);
MALI_DEBUG_PRINT(4, ("Mali Soft Job: Timeline timeout for soft job %u (0x%08X).\n", job->id, job));
mali_soft_job_system_lock(job->system);
MALI_DEBUG_ASSERT(MALI_SOFT_JOB_STATE_STARTED == job->state ||
MALI_SOFT_JOB_STATE_SIGNALED == job->state);
if (unlikely(job->system->session->is_aborting)) {
/* The session is aborting. This job will be released and destroyed by @ref
* mali_soft_job_system_abort(). */
mali_soft_job_system_unlock(job->system);
return MALI_SCHEDULER_MASK_EMPTY;
}
if (MALI_SOFT_JOB_STATE_STARTED != job->state) {
MALI_DEBUG_ASSERT(MALI_SOFT_JOB_STATE_SIGNALED == job->state);
/* The job is about to be signaled, ignore timeout. */
MALI_DEBUG_PRINT(4, ("Mali Soft Job: Timeout on soft job %u (0x%08X) in signaled state.\n", job->id, job));
mali_soft_job_system_unlock(job->system);
return schedule_mask;
}
MALI_DEBUG_ASSERT(MALI_SOFT_JOB_STATE_STARTED == job->state);
job->state = MALI_SOFT_JOB_STATE_TIMED_OUT;
_mali_osk_atomic_inc(&job->refcount);
mali_soft_job_system_unlock(job->system);
schedule_mask = mali_timeline_tracker_release(&job->tracker);
mali_soft_job_destroy(job);
return schedule_mask;
}
void mali_timeline_sync_fence_activate(struct mali_timeline_sync_fence_tracker *sync_fence_tracker)
{
mali_scheduler_mask schedule_mask = MALI_SCHEDULER_MASK_EMPTY;
MALI_DEBUG_ASSERT_POINTER(sync_fence_tracker);
MALI_DEBUG_ASSERT_POINTER(sync_fence_tracker->flag);
MALI_DEBUG_PRINT(4, ("Mali Timeline: activation for sync fence tracker\n"));
/* Signal flag and release reference. */
mali_sync_flag_signal(sync_fence_tracker->flag, 0);
mali_sync_flag_put(sync_fence_tracker->flag);
/* Nothing can wait on this tracker, so nothing to schedule after release. */
schedule_mask = mali_timeline_tracker_release(&sync_fence_tracker->tracker);
MALI_DEBUG_ASSERT(MALI_SCHEDULER_MASK_EMPTY == schedule_mask);
_mali_osk_free(sync_fence_tracker);
}
/**
* Check if fence has been signaled.
*
* @param system Timeline system.
* @param fence Timeline fence.
* @return MALI_TRUE if fence is signaled, MALI_FALSE if not.
*/
static mali_bool mali_timeline_fence_wait_check_status(struct mali_timeline_system *system, struct mali_timeline_fence *fence)
{
int i;
u32 tid = _mali_osk_get_tid();
mali_bool ret = MALI_TRUE;
#if defined(CONFIG_SYNC)
struct sync_fence *sync_fence = NULL;
#endif
MALI_DEBUG_ASSERT_POINTER(system);
MALI_DEBUG_ASSERT_POINTER(fence);
mali_spinlock_reentrant_wait(system->spinlock, tid);
for (i = 0; i < MALI_TIMELINE_MAX; ++i) {
struct mali_timeline *timeline;
mali_timeline_point point;
point = fence->points[i];
if (likely(MALI_TIMELINE_NO_POINT == point)) {
/* Fence contains no point on this timeline. */
continue;
}
timeline = system->timelines[i];
MALI_DEBUG_ASSERT_POINTER(timeline);
if (unlikely(!mali_timeline_is_point_valid(timeline, point))) {
MALI_PRINT_ERROR(("Mali Timeline: point %d is not valid (oldest=%d, next=%d)\n", point, timeline->point_oldest, timeline->point_next));
}
if (!mali_timeline_is_point_released(timeline, point)) {
ret = MALI_FALSE;
goto exit;
}
}
#if defined(CONFIG_SYNC)
if (-1 != fence->sync_fd) {
sync_fence = sync_fence_fdget(fence->sync_fd);
if (likely(NULL != sync_fence)) {
#if LINUX_VERSION_CODE < KERNEL_VERSION(3, 17, 0)
if (0 == sync_fence->status) {
#else
if (0 == atomic_read(&sync_fence->status)) {
#endif
ret = MALI_FALSE;
}
} else {
MALI_PRINT_ERROR(("Mali Timeline: failed to get sync fence from fd %d\n", fence->sync_fd));
}
}
#endif /* defined(CONFIG_SYNC) */
exit:
mali_spinlock_reentrant_signal(system->spinlock, tid);
#if defined(CONFIG_SYNC)
if (NULL != sync_fence) {
sync_fence_put(sync_fence);
}
#endif /* defined(CONFIG_SYNC) */
return ret;
}
mali_bool mali_timeline_fence_wait(struct mali_timeline_system *system, struct mali_timeline_fence *fence, u32 timeout)
{
struct mali_timeline_fence_wait_tracker *wait;
mali_timeline_point point;
mali_bool ret;
MALI_DEBUG_ASSERT_POINTER(system);
MALI_DEBUG_ASSERT_POINTER(fence);
MALI_DEBUG_PRINT(4, ("Mali Timeline: wait on fence\n"));
if (MALI_TIMELINE_FENCE_WAIT_TIMEOUT_IMMEDIATELY == timeout) {
return mali_timeline_fence_wait_check_status(system, fence);
}
wait = mali_timeline_fence_wait_tracker_alloc();
if (unlikely(NULL == wait)) {
MALI_PRINT_ERROR(("Mali Timeline: failed to allocate data for fence wait\n"));
return MALI_FALSE;
}
wait->activated = MALI_FALSE;
wait->system = system;
/* Initialize refcount to two references. The reference first will be released by this
* function after the wait is over. The second reference will be released when the tracker
* is activated. */
_mali_osk_atomic_init(&wait->refcount, 2);
/* Add tracker to timeline system, but not to a timeline. */
mali_timeline_tracker_init(&wait->tracker, MALI_TIMELINE_TRACKER_WAIT, fence, wait);
point = mali_timeline_system_add_tracker(system, &wait->tracker, MALI_TIMELINE_NONE);
MALI_DEBUG_ASSERT(MALI_TIMELINE_NO_POINT == point);
MALI_IGNORE(point);
/* Wait for the tracker to be activated or time out. */
if (MALI_TIMELINE_FENCE_WAIT_TIMEOUT_NEVER == timeout) {
_mali_osk_wait_queue_wait_event(system->wait_queue, mali_timeline_fence_wait_tracker_is_activated, (void *) wait);
} else {
_mali_osk_wait_queue_wait_event_timeout(system->wait_queue, mali_timeline_fence_wait_tracker_is_activated, (void *) wait, timeout);
}
ret = wait->activated;
if (0 == _mali_osk_atomic_dec_return(&wait->refcount)) {
mali_timeline_fence_wait_tracker_free(wait);
}
return ret;
}
void mali_timeline_fence_wait_activate(struct mali_timeline_fence_wait_tracker *wait)
{
mali_scheduler_mask schedule_mask = MALI_SCHEDULER_MASK_EMPTY;
MALI_DEBUG_ASSERT_POINTER(wait);
MALI_DEBUG_ASSERT_POINTER(wait->system);
MALI_DEBUG_PRINT(4, ("Mali Timeline: activation for fence wait tracker\n"));
MALI_DEBUG_ASSERT(MALI_FALSE == wait->activated);
wait->activated = MALI_TRUE;
_mali_osk_wait_queue_wake_up(wait->system->wait_queue);
/* Nothing can wait on this tracker, so nothing to schedule after release. */
schedule_mask = mali_timeline_tracker_release(&wait->tracker);
MALI_DEBUG_ASSERT(MALI_SCHEDULER_MASK_EMPTY == schedule_mask);
MALI_IGNORE(schedule_mask);
if (0 == _mali_osk_atomic_dec_return(&wait->refcount)) {
mali_timeline_fence_wait_tracker_free(wait);
}
}
