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- /*
- * This confidential and proprietary software may be used only as
- * authorised by a licensing agreement from ARM Limited
- * (C) COPYRIGHT 2013 ARM Limited
- * ALL RIGHTS RESERVED
- * The entire notice above must be reproduced on all authorised
- * copies and copies may only be made to the extent permitted
- * by a licensing agreement from ARM Limited.
- */
- #include "mali_soft_job.h"
- #include "mali_osk.h"
- #include "mali_osk_mali.h"
- #include "mali_timeline.h"
- #include "mali_session.h"
- #include "mali_kernel_common.h"
- #include "mali_uk_types.h"
- #include "mali_scheduler.h"
- MALI_STATIC_INLINE void mali_soft_job_system_lock(struct mali_soft_job_system *system)
- {
- MALI_DEBUG_ASSERT_POINTER(system);
- _mali_osk_spinlock_irq_lock(system->lock);
- MALI_DEBUG_PRINT(5, ("Mali Soft Job: soft system %p lock taken\n", system));
- MALI_DEBUG_ASSERT(0 == system->lock_owner);
- MALI_DEBUG_CODE(system->lock_owner = _mali_osk_get_tid());
- }
- MALI_STATIC_INLINE void mali_soft_job_system_unlock(struct mali_soft_job_system *system)
- {
- MALI_DEBUG_ASSERT_POINTER(system);
- MALI_DEBUG_PRINT(5, ("Mali Soft Job: releasing soft system %p lock\n", system));
- MALI_DEBUG_ASSERT(_mali_osk_get_tid() == system->lock_owner);
- MALI_DEBUG_CODE(system->lock_owner = 0);
- _mali_osk_spinlock_irq_unlock(system->lock);
- }
- #if defined(DEBUG)
- MALI_STATIC_INLINE void mali_soft_job_system_assert_locked(struct mali_soft_job_system *system)
- {
- MALI_DEBUG_ASSERT_POINTER(system);
- MALI_DEBUG_ASSERT(_mali_osk_get_tid() == system->lock_owner);
- }
- #define MALI_ASSERT_SOFT_JOB_SYSTEM_LOCKED(system) mali_soft_job_system_assert_locked(system)
- #else
- #define MALI_ASSERT_SOFT_JOB_SYSTEM_LOCKED(system)
- #endif /* defined(DEBUG) */
- struct mali_soft_job_system *mali_soft_job_system_create(struct mali_session_data *session)
- {
- u32 i;
- struct mali_soft_job_system *system;
- struct mali_soft_job *job;
- MALI_DEBUG_ASSERT_POINTER(session);
- system = (struct mali_soft_job_system *) _mali_osk_calloc(1, sizeof(struct mali_soft_job_system));
- if (NULL == system) {
- return NULL;
- }
- system->session = session;
- system->lock = _mali_osk_spinlock_irq_init(_MALI_OSK_LOCKFLAG_ORDERED, _MALI_OSK_LOCK_ORDER_SCHEDULER);
- if (NULL == system->lock) {
- mali_soft_job_system_destroy(system);
- return NULL;
- }
- system->lock_owner = 0;
- _MALI_OSK_INIT_LIST_HEAD(&(system->jobs_free));
- _MALI_OSK_INIT_LIST_HEAD(&(system->jobs_used));
- for (i = 0; i < MALI_MAX_NUM_SOFT_JOBS; ++i) {
- job = &(system->jobs[i]);
- _mali_osk_list_add(&(job->system_list), &(system->jobs_free));
- job->system = system;
- job->state = MALI_SOFT_JOB_STATE_FREE;
- job->id = i;
- }
- return system;
- }
- void mali_soft_job_system_destroy(struct mali_soft_job_system *system)
- {
- MALI_DEBUG_ASSERT_POINTER(system);
- /* All jobs should be free at this point. */
- MALI_DEBUG_CODE( {
- u32 i;
- struct mali_soft_job *job;
- for (i = 0; i < MALI_MAX_NUM_SOFT_JOBS; ++i)
- {
- job = &(system->jobs[i]);
- MALI_DEBUG_ASSERT(MALI_SOFT_JOB_STATE_FREE == job->state);
- }
- });
- if (NULL != system) {
- if (NULL != system->lock) {
- _mali_osk_spinlock_irq_term(system->lock);
- }
- _mali_osk_free(system);
- }
- }
- static struct mali_soft_job *mali_soft_job_system_alloc_job(struct mali_soft_job_system *system)
- {
- struct mali_soft_job *job;
- MALI_DEBUG_ASSERT_POINTER(system);
- MALI_ASSERT_SOFT_JOB_SYSTEM_LOCKED(system);
- if (_mali_osk_list_empty(&(system->jobs_free))) {
- /* No jobs available. */
- return NULL;
- }
- /* Grab first job and move it to the used list. */
- job = _MALI_OSK_LIST_ENTRY(system->jobs_free.next, struct mali_soft_job, system_list);
- MALI_DEBUG_ASSERT(MALI_SOFT_JOB_STATE_FREE == job->state);
- _mali_osk_list_move(&(job->system_list), &(system->jobs_used));
- job->state = MALI_SOFT_JOB_STATE_ALLOCATED;
- MALI_DEBUG_ASSERT(MALI_SOFT_JOB_INVALID_ID != job->id);
- MALI_DEBUG_ASSERT(system == job->system);
- return job;
- }
- static void mali_soft_job_system_free_job(struct mali_soft_job_system *system, struct mali_soft_job *job)
- {
- MALI_DEBUG_ASSERT_POINTER(job);
- MALI_DEBUG_ASSERT_POINTER(system);
- mali_soft_job_system_lock(job->system);
- MALI_DEBUG_ASSERT(MALI_SOFT_JOB_STATE_FREE != job->state);
- MALI_DEBUG_ASSERT(MALI_SOFT_JOB_INVALID_ID != job->id);
- MALI_DEBUG_ASSERT(system == job->system);
- job->state = MALI_SOFT_JOB_STATE_FREE;
- _mali_osk_list_move(&(job->system_list), &(system->jobs_free));
- mali_soft_job_system_unlock(job->system);
- }
- MALI_STATIC_INLINE struct mali_soft_job *mali_soft_job_system_lookup_job(struct mali_soft_job_system *system, u32 job_id)
- {
- MALI_DEBUG_ASSERT_POINTER(system);
- MALI_ASSERT_SOFT_JOB_SYSTEM_LOCKED(system);
- if (job_id < MALI_MAX_NUM_SOFT_JOBS) {
- return &system->jobs[job_id];
- }
- return NULL;
- }
- void mali_soft_job_destroy(struct mali_soft_job *job)
- {
- MALI_DEBUG_ASSERT_POINTER(job);
- MALI_DEBUG_ASSERT_POINTER(job->system);
- MALI_DEBUG_PRINT(4, ("Mali Soft Job: destroying soft job %u (0x%08X)\n", job->id, job));
- if (NULL != job) {
- if (0 < _mali_osk_atomic_dec_return(&job->refcount)) return;
- _mali_osk_atomic_term(&job->refcount);
- if (NULL != job->activated_notification) {
- _mali_osk_notification_delete(job->activated_notification);
- job->activated_notification = NULL;
- }
- mali_soft_job_system_free_job(job->system, job);
- }
- }
- struct mali_soft_job *mali_soft_job_create(struct mali_soft_job_system *system, mali_soft_job_type type, u32 user_job)
- {
- struct mali_soft_job *job;
- _mali_osk_notification_t *notification = NULL;
- MALI_DEBUG_ASSERT_POINTER(system);
- MALI_DEBUG_ASSERT(MALI_SOFT_JOB_TYPE_USER_SIGNALED >= type);
- if (MALI_SOFT_JOB_TYPE_USER_SIGNALED == type) {
- notification = _mali_osk_notification_create(_MALI_NOTIFICATION_SOFT_ACTIVATED, sizeof(_mali_uk_soft_job_activated_s));
- if (unlikely(NULL == notification)) {
- MALI_PRINT_ERROR(("Mali Soft Job: failed to allocate notification"));
- return NULL;
- }
- }
- mali_soft_job_system_lock(system);
- job = mali_soft_job_system_alloc_job(system);
- if (NULL == job) {
- mali_soft_job_system_unlock(system);
- MALI_PRINT_ERROR(("Mali Soft Job: failed to allocate job"));
- _mali_osk_notification_delete(notification);
- return NULL;
- }
- job->type = type;
- job->user_job = user_job;
- job->activated = MALI_FALSE;
- if (MALI_SOFT_JOB_TYPE_USER_SIGNALED == type) {
- job->activated_notification = notification;
- }
- _mali_osk_atomic_init(&job->refcount, 1);
- MALI_DEBUG_ASSERT(MALI_SOFT_JOB_STATE_ALLOCATED == job->state);
- MALI_DEBUG_ASSERT(system == job->system);
- MALI_DEBUG_ASSERT(MALI_SOFT_JOB_INVALID_ID != job->id);
- mali_soft_job_system_unlock(system);
- return job;
- }
- mali_timeline_point mali_soft_job_start(struct mali_soft_job *job, struct mali_timeline_fence *fence)
- {
- mali_timeline_point point;
- struct mali_soft_job_system *system;
- MALI_DEBUG_ASSERT_POINTER(job);
- MALI_DEBUG_ASSERT_POINTER(fence);
- MALI_DEBUG_ASSERT_POINTER(job->system);
- system = job->system;
- MALI_DEBUG_ASSERT_POINTER(system->session);
- MALI_DEBUG_ASSERT_POINTER(system->session->timeline_system);
- mali_soft_job_system_lock(system);
- MALI_DEBUG_ASSERT(MALI_SOFT_JOB_STATE_ALLOCATED == job->state);
- job->state = MALI_SOFT_JOB_STATE_STARTED;
- mali_soft_job_system_unlock(system);
- MALI_DEBUG_PRINT(4, ("Mali Soft Job: starting soft job %u (0x%08X)\n", job->id, job));
- mali_timeline_tracker_init(&job->tracker, MALI_TIMELINE_TRACKER_SOFT, fence, job);
- point = mali_timeline_system_add_tracker(system->session->timeline_system, &job->tracker, MALI_TIMELINE_SOFT);
- return point;
- }
- static mali_bool mali_soft_job_is_activated(void *data)
- {
- struct mali_soft_job *job;
- job = (struct mali_soft_job *) data;
- MALI_DEBUG_ASSERT_POINTER(job);
- return job->activated;
- }
- _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_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;
- }
- static void mali_soft_job_send_activated_notification(struct mali_soft_job *job)
- {
- if (NULL != job->activated_notification) {
- _mali_uk_soft_job_activated_s *res = job->activated_notification->result_buffer;
- res->user_job = job->user_job;
- mali_session_send_notification(job->system->session, job->activated_notification);
- }
- job->activated_notification = NULL;
- }
- void mali_soft_job_system_activate_job(struct mali_soft_job *job)
- {
- 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;
- }
- /* Send activated notification. */
- mali_soft_job_send_activated_notification(job);
- /* Wake up sleeping signaler. */
- job->activated = MALI_TRUE;
- _mali_osk_wait_queue_wake_up(job->tracker.system->wait_queue);
- mali_soft_job_system_unlock(job->system);
- }
- 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_soft_job_system_abort(struct mali_soft_job_system *system)
- {
- u32 i;
- 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);
- for (i = 0; i < MALI_MAX_NUM_SOFT_JOBS; ++i) {
- job = &(system->jobs[i]);
- MALI_DEBUG_ASSERT(MALI_SOFT_JOB_STATE_FREE == job->state ||
- 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);
- }
- }
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