diff options
Diffstat (limited to 'drivers/gpu/arm/utgard/common/mali_gp_job.c')
| -rw-r--r-- | drivers/gpu/arm/utgard/common/mali_gp_job.c | 301 |
1 files changed, 301 insertions, 0 deletions
diff --git a/drivers/gpu/arm/utgard/common/mali_gp_job.c b/drivers/gpu/arm/utgard/common/mali_gp_job.c new file mode 100644 index 000000000000..adc30a3408a8 --- /dev/null +++ b/drivers/gpu/arm/utgard/common/mali_gp_job.c @@ -0,0 +1,301 @@ +/* + * Copyright (C) 2011-2015 ARM Limited. All rights reserved. + * + * This program is free software and is provided to you under the terms of the GNU General Public License version 2 + * as published by the Free Software Foundation, and any use by you of this program is subject to the terms of such GNU licence. + * + * A copy of the licence is included with the program, and can also be obtained from Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. + */ + +#include "mali_gp_job.h" +#include "mali_osk.h" +#include "mali_osk_list.h" +#include "mali_uk_types.h" +#include "mali_memory_virtual.h" +#include "mali_memory_defer_bind.h" + +static u32 gp_counter_src0 = MALI_HW_CORE_NO_COUNTER; /**< Performance counter 0, MALI_HW_CORE_NO_COUNTER for disabled */ +static u32 gp_counter_src1 = MALI_HW_CORE_NO_COUNTER; /**< Performance counter 1, MALI_HW_CORE_NO_COUNTER for disabled */ +static void _mali_gp_del_varying_allocations(struct mali_gp_job *job); + + +static int _mali_gp_add_varying_allocations(struct mali_session_data *session, + struct mali_gp_job *job, + u32 *alloc, + u32 num) +{ + int i = 0; + struct mali_gp_allocation_node *alloc_node; + mali_mem_allocation *mali_alloc = NULL; + struct mali_vma_node *mali_vma_node = NULL; + + for (i = 0 ; i < num ; i++) { + MALI_DEBUG_ASSERT(alloc[i]); + alloc_node = _mali_osk_calloc(1, sizeof(struct mali_gp_allocation_node)); + if (alloc_node) { + INIT_LIST_HEAD(&alloc_node->node); + /* find mali allocation structure by vaddress*/ + mali_vma_node = mali_vma_offset_search(&session->allocation_mgr, alloc[i], 0); + + if (likely(mali_vma_node)) { + mali_alloc = container_of(mali_vma_node, struct mali_mem_allocation, mali_vma_node); + MALI_DEBUG_ASSERT(alloc[i] == mali_vma_node->vm_node.start); + } else { + MALI_DEBUG_PRINT(1, ("ERROE!_mali_gp_add_varying_allocations,can't find allocation %d by address =0x%x, num=%d\n", i, alloc[i], num)); + MALI_DEBUG_ASSERT(0); + } + alloc_node->alloc = mali_alloc; + /* add to gp job varying alloc list*/ + list_move(&alloc_node->node, &job->varying_alloc); + } else + goto fail; + } + + return 0; +fail: + MALI_DEBUG_PRINT(1, ("ERROE!_mali_gp_add_varying_allocations,failed to alloc memory!\n")); + _mali_gp_del_varying_allocations(job); + return -1; +} + + +static void _mali_gp_del_varying_allocations(struct mali_gp_job *job) +{ + struct mali_gp_allocation_node *alloc_node, *tmp_node; + + list_for_each_entry_safe(alloc_node, tmp_node, &job->varying_alloc, node) { + list_del(&alloc_node->node); + kfree(alloc_node); + } + INIT_LIST_HEAD(&job->varying_alloc); +} + +struct mali_gp_job *mali_gp_job_create(struct mali_session_data *session, _mali_uk_gp_start_job_s *uargs, u32 id, struct mali_timeline_tracker *pp_tracker) +{ + struct mali_gp_job *job; + u32 perf_counter_flag; + u32 __user *memory_list = NULL; + struct mali_gp_allocation_node *alloc_node, *tmp_node; + + job = _mali_osk_calloc(1, sizeof(struct mali_gp_job)); + if (NULL != job) { + job->finished_notification = _mali_osk_notification_create(_MALI_NOTIFICATION_GP_FINISHED, sizeof(_mali_uk_gp_job_finished_s)); + if (NULL == job->finished_notification) { + goto fail3; + } + + job->oom_notification = _mali_osk_notification_create(_MALI_NOTIFICATION_GP_STALLED, sizeof(_mali_uk_gp_job_suspended_s)); + if (NULL == job->oom_notification) { + goto fail2; + } + + if (0 != _mali_osk_copy_from_user(&job->uargs, uargs, sizeof(_mali_uk_gp_start_job_s))) { + goto fail1; + } + + perf_counter_flag = mali_gp_job_get_perf_counter_flag(job); + + /* case when no counters came from user space + * so pass the debugfs / DS-5 provided global ones to the job object */ + if (!((perf_counter_flag & _MALI_PERFORMANCE_COUNTER_FLAG_SRC0_ENABLE) || + (perf_counter_flag & _MALI_PERFORMANCE_COUNTER_FLAG_SRC1_ENABLE))) { + mali_gp_job_set_perf_counter_src0(job, mali_gp_job_get_gp_counter_src0()); + mali_gp_job_set_perf_counter_src1(job, mali_gp_job_get_gp_counter_src1()); + } + + _mali_osk_list_init(&job->list); + job->session = session; + job->id = id; + job->heap_base_addr = job->uargs.frame_registers[4]; + job->heap_current_addr = job->uargs.frame_registers[4]; + job->heap_grow_size = job->uargs.heap_grow_size; + job->perf_counter_value0 = 0; + job->perf_counter_value1 = 0; + job->pid = _mali_osk_get_pid(); + job->tid = _mali_osk_get_tid(); + + + INIT_LIST_HEAD(&job->varying_alloc); + INIT_LIST_HEAD(&job->vary_todo); + job->dmem = NULL; + /* add varying allocation list*/ + if (uargs->varying_alloc_num) { + /* copy varying list from user space*/ + job->varying_list = _mali_osk_calloc(1, sizeof(u32) * uargs->varying_alloc_num); + if (!job->varying_list) { + MALI_PRINT_ERROR(("Mali GP job: allocate varying_list failed varying_alloc_num = %d !\n", uargs->varying_alloc_num)); + goto fail1; + } + + memory_list = (u32 __user *)(uintptr_t)uargs->varying_alloc_list; + + if (0 != _mali_osk_copy_from_user(job->varying_list, memory_list, sizeof(u32)*uargs->varying_alloc_num)) { + MALI_PRINT_ERROR(("Mali GP job: Failed to copy varying list from user space!\n")); + goto fail; + } + + if (unlikely(_mali_gp_add_varying_allocations(session, job, job->varying_list, + uargs->varying_alloc_num))) { + MALI_PRINT_ERROR(("Mali GP job: _mali_gp_add_varying_allocations failed!\n")); + goto fail; + } + + /* do preparetion for each allocation */ + list_for_each_entry_safe(alloc_node, tmp_node, &job->varying_alloc, node) { + if (unlikely(_MALI_OSK_ERR_OK != mali_mem_defer_bind_allocation_prepare(alloc_node->alloc, &job->vary_todo))) { + MALI_PRINT_ERROR(("Mali GP job: mali_mem_defer_bind_allocation_prepare failed!\n")); + goto fail; + } + } + + _mali_gp_del_varying_allocations(job); + + /* bind varying here, to avoid memory latency issue. */ + { + struct mali_defer_mem_block dmem_block; + + INIT_LIST_HEAD(&dmem_block.free_pages); + atomic_set(&dmem_block.num_free_pages, 0); + + if (mali_mem_prepare_mem_for_job(job, &dmem_block)) { + MALI_PRINT_ERROR(("Mali GP job: mali_mem_prepare_mem_for_job failed!\n")); + goto fail; + } + if (_MALI_OSK_ERR_OK != mali_mem_defer_bind(job->uargs.varying_memsize / _MALI_OSK_MALI_PAGE_SIZE, job, &dmem_block)) { + MALI_PRINT_ERROR(("gp job create, mali_mem_defer_bind failed! GP %x fail!", job)); + goto fail; + } + } + + if (uargs->varying_memsize > MALI_UK_BIG_VARYING_SIZE) { + job->big_job = 1; + } + } + job->pp_tracker = pp_tracker; + if (NULL != job->pp_tracker) { + /* Take a reference on PP job's tracker that will be released when the GP + job is done. */ + mali_timeline_system_tracker_get(session->timeline_system, pp_tracker); + } + + mali_timeline_tracker_init(&job->tracker, MALI_TIMELINE_TRACKER_GP, NULL, job); + mali_timeline_fence_copy_uk_fence(&(job->tracker.fence), &(job->uargs.fence)); + + return job; + } else { + MALI_PRINT_ERROR(("Mali GP job: _mali_osk_calloc failed!\n")); + return NULL; + } + + +fail: + _mali_osk_free(job->varying_list); + /* Handle allocate fail here, free all varying node */ + { + struct mali_backend_bind_list *bkn, *bkn_tmp; + list_for_each_entry_safe(bkn, bkn_tmp , &job->vary_todo, node) { + list_del(&bkn->node); + _mali_osk_free(bkn); + } + } +fail1: + _mali_osk_notification_delete(job->oom_notification); +fail2: + _mali_osk_notification_delete(job->finished_notification); +fail3: + _mali_osk_free(job); + return NULL; +} + +void mali_gp_job_delete(struct mali_gp_job *job) +{ + struct mali_backend_bind_list *bkn, *bkn_tmp; + MALI_DEBUG_ASSERT_POINTER(job); + MALI_DEBUG_ASSERT(NULL == job->pp_tracker); + MALI_DEBUG_ASSERT(_mali_osk_list_empty(&job->list)); + _mali_osk_free(job->varying_list); + + /* Handle allocate fail here, free all varying node */ + list_for_each_entry_safe(bkn, bkn_tmp , &job->vary_todo, node) { + list_del(&bkn->node); + _mali_osk_free(bkn); + } + + if (!list_empty(&job->vary_todo)) { + MALI_DEBUG_ASSERT(0); + } + + mali_mem_defer_dmem_free(job); + + /* de-allocate the pre-allocated oom notifications */ + if (NULL != job->oom_notification) { + _mali_osk_notification_delete(job->oom_notification); + job->oom_notification = NULL; + } + if (NULL != job->finished_notification) { + _mali_osk_notification_delete(job->finished_notification); + job->finished_notification = NULL; + } + + _mali_osk_free(job); +} + +void mali_gp_job_list_add(struct mali_gp_job *job, _mali_osk_list_t *list) +{ + struct mali_gp_job *iter; + struct mali_gp_job *tmp; + + MALI_DEBUG_ASSERT_POINTER(job); + MALI_DEBUG_ASSERT_SCHEDULER_LOCK_HELD(); + + /* Find position in list/queue where job should be added. */ + _MALI_OSK_LIST_FOREACHENTRY_REVERSE(iter, tmp, list, + struct mali_gp_job, list) { + + /* A span is used to handle job ID wrapping. */ + bool job_is_after = (mali_gp_job_get_id(job) - + mali_gp_job_get_id(iter)) < + MALI_SCHEDULER_JOB_ID_SPAN; + + if (job_is_after) { + break; + } + } + + _mali_osk_list_add(&job->list, &iter->list); +} + +u32 mali_gp_job_get_gp_counter_src0(void) +{ + return gp_counter_src0; +} + +void mali_gp_job_set_gp_counter_src0(u32 counter) +{ + gp_counter_src0 = counter; +} + +u32 mali_gp_job_get_gp_counter_src1(void) +{ + return gp_counter_src1; +} + +void mali_gp_job_set_gp_counter_src1(u32 counter) +{ + gp_counter_src1 = counter; +} + +mali_scheduler_mask mali_gp_job_signal_pp_tracker(struct mali_gp_job *job, mali_bool success) +{ + mali_scheduler_mask schedule_mask = MALI_SCHEDULER_MASK_EMPTY; + + MALI_DEBUG_ASSERT_POINTER(job); + + if (NULL != job->pp_tracker) { + schedule_mask |= mali_timeline_system_tracker_put(job->session->timeline_system, job->pp_tracker, MALI_FALSE == success); + job->pp_tracker = NULL; + } + + return schedule_mask; +} |