| /* |
| * Copyright (C) 2011-2013 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_kernel_common.h" |
| #include "mali_group.h" |
| #include "mali_osk.h" |
| #include "mali_l2_cache.h" |
| #include "mali_gp.h" |
| #include "mali_pp.h" |
| #include "mali_mmu.h" |
| #include "mali_dlbu.h" |
| #include "mali_broadcast.h" |
| #include "mali_gp_scheduler.h" |
| #include "mali_pp_scheduler.h" |
| #include "mali_kernel_core.h" |
| #include "mali_osk_profiling.h" |
| #include "mali_pm_domain.h" |
| #include "mali_pm.h" |
| #if defined(CONFIG_GPU_TRACEPOINTS) && defined(CONFIG_TRACEPOINTS) |
| #include <linux/sched.h> |
| #include <trace/events/gpu.h> |
| #endif |
| |
| |
| static void mali_group_bottom_half_mmu(void *data); |
| static void mali_group_bottom_half_gp(void *data); |
| static void mali_group_bottom_half_pp(void *data); |
| |
| static void mali_group_timeout(void *data); |
| static void mali_group_reset_pp(struct mali_group *group); |
| static void mali_group_reset_mmu(struct mali_group *group); |
| |
| #if defined(CONFIG_MALI400_PROFILING) |
| static void mali_group_report_l2_cache_counters_per_core(struct mali_group *group, u32 core_num); |
| #endif /* #if defined(CONFIG_MALI400_PROFILING) */ |
| |
| /* |
| * The group object is the most important object in the device driver, |
| * and acts as the center of many HW operations. |
| * The reason for this is that operations on the MMU will affect all |
| * cores connected to this MMU (a group is defined by the MMU and the |
| * cores which are connected to this). |
| * The group lock is thus the most important lock, followed by the |
| * GP and PP scheduler locks. They must be taken in the following |
| * order: |
| * GP/PP lock first, then group lock(s). |
| */ |
| |
| static struct mali_group *mali_global_groups[MALI_MAX_NUMBER_OF_GROUPS] = { NULL, }; |
| static u32 mali_global_num_groups = 0; |
| |
| enum mali_group_activate_pd_status |
| { |
| MALI_GROUP_ACTIVATE_PD_STATUS_FAILED, |
| MALI_GROUP_ACTIVATE_PD_STATUS_OK_KEPT_PD, |
| MALI_GROUP_ACTIVATE_PD_STATUS_OK_SWITCHED_PD, |
| }; |
| |
| /* local helper functions */ |
| static enum mali_group_activate_pd_status mali_group_activate_page_directory(struct mali_group *group, struct mali_session_data *session); |
| static void mali_group_deactivate_page_directory(struct mali_group *group, struct mali_session_data *session); |
| static void mali_group_remove_session_if_unused(struct mali_group *group, struct mali_session_data *session); |
| static void mali_group_recovery_reset(struct mali_group *group); |
| static void mali_group_mmu_page_fault(struct mali_group *group); |
| |
| static void mali_group_post_process_job_pp(struct mali_group *group); |
| static void mali_group_post_process_job_gp(struct mali_group *group, mali_bool suspend); |
| |
| void mali_group_lock(struct mali_group *group) |
| { |
| if(_MALI_OSK_ERR_OK != _mali_osk_lock_wait(group->lock, _MALI_OSK_LOCKMODE_RW)) |
| { |
| /* Non-interruptable lock failed: this should never happen. */ |
| MALI_DEBUG_ASSERT(0); |
| } |
| MALI_DEBUG_PRINT(5, ("Mali group: Group lock taken 0x%08X\n", group)); |
| } |
| |
| void mali_group_unlock(struct mali_group *group) |
| { |
| MALI_DEBUG_PRINT(5, ("Mali group: Releasing group lock 0x%08X\n", group)); |
| _mali_osk_lock_signal(group->lock, _MALI_OSK_LOCKMODE_RW); |
| } |
| |
| #ifdef DEBUG |
| void mali_group_assert_locked(struct mali_group *group) |
| { |
| MALI_DEBUG_ASSERT_LOCK_HELD(group->lock); |
| } |
| #endif |
| |
| |
| struct mali_group *mali_group_create(struct mali_l2_cache_core *core, struct mali_dlbu_core *dlbu, struct mali_bcast_unit *bcast) |
| { |
| struct mali_group *group = NULL; |
| _mali_osk_lock_flags_t lock_flags; |
| |
| #if defined(MALI_UPPER_HALF_SCHEDULING) |
| lock_flags = _MALI_OSK_LOCKFLAG_ORDERED | _MALI_OSK_LOCKFLAG_SPINLOCK_IRQ | _MALI_OSK_LOCKFLAG_NONINTERRUPTABLE; |
| #else |
| lock_flags = _MALI_OSK_LOCKFLAG_ORDERED | _MALI_OSK_LOCKFLAG_SPINLOCK | _MALI_OSK_LOCKFLAG_NONINTERRUPTABLE; |
| #endif |
| |
| if (mali_global_num_groups >= MALI_MAX_NUMBER_OF_GROUPS) |
| { |
| MALI_PRINT_ERROR(("Mali group: Too many group objects created\n")); |
| return NULL; |
| } |
| |
| group = _mali_osk_calloc(1, sizeof(struct mali_group)); |
| if (NULL != group) |
| { |
| group->timeout_timer = _mali_osk_timer_init(); |
| |
| if (NULL != group->timeout_timer) |
| { |
| _mali_osk_lock_order_t order; |
| _mali_osk_timer_setcallback(group->timeout_timer, mali_group_timeout, (void *)group); |
| |
| if (NULL != dlbu) |
| { |
| order = _MALI_OSK_LOCK_ORDER_GROUP_VIRTUAL; |
| } |
| else |
| { |
| order = _MALI_OSK_LOCK_ORDER_GROUP; |
| } |
| |
| group->lock = _mali_osk_lock_init(lock_flags, 0, order); |
| if (NULL != group->lock) |
| { |
| group->l2_cache_core[0] = core; |
| group->session = NULL; |
| group->page_dir_ref_count = 0; |
| group->power_is_on = MALI_TRUE; |
| group->state = MALI_GROUP_STATE_IDLE; |
| _mali_osk_list_init(&group->group_list); |
| _mali_osk_list_init(&group->pp_scheduler_list); |
| group->parent_group = NULL; |
| group->l2_cache_core_ref_count[0] = 0; |
| group->l2_cache_core_ref_count[1] = 0; |
| group->bcast_core = bcast; |
| group->dlbu_core = dlbu; |
| |
| mali_global_groups[mali_global_num_groups] = group; |
| mali_global_num_groups++; |
| |
| return group; |
| } |
| _mali_osk_timer_term(group->timeout_timer); |
| } |
| _mali_osk_free(group); |
| } |
| |
| return NULL; |
| } |
| |
| _mali_osk_errcode_t mali_group_add_mmu_core(struct mali_group *group, struct mali_mmu_core* mmu_core) |
| { |
| /* This group object now owns the MMU core object */ |
| group->mmu= mmu_core; |
| group->bottom_half_work_mmu = _mali_osk_wq_create_work(mali_group_bottom_half_mmu, group); |
| if (NULL == group->bottom_half_work_mmu) |
| { |
| return _MALI_OSK_ERR_FAULT; |
| } |
| return _MALI_OSK_ERR_OK; |
| } |
| |
| void mali_group_remove_mmu_core(struct mali_group *group) |
| { |
| /* This group object no longer owns the MMU core object */ |
| group->mmu = NULL; |
| if (NULL != group->bottom_half_work_mmu) |
| { |
| _mali_osk_wq_delete_work(group->bottom_half_work_mmu); |
| } |
| } |
| |
| _mali_osk_errcode_t mali_group_add_gp_core(struct mali_group *group, struct mali_gp_core* gp_core) |
| { |
| /* This group object now owns the GP core object */ |
| group->gp_core = gp_core; |
| group->bottom_half_work_gp = _mali_osk_wq_create_work(mali_group_bottom_half_gp, group); |
| if (NULL == group->bottom_half_work_gp) |
| { |
| return _MALI_OSK_ERR_FAULT; |
| } |
| return _MALI_OSK_ERR_OK; |
| } |
| |
| void mali_group_remove_gp_core(struct mali_group *group) |
| { |
| /* This group object no longer owns the GP core object */ |
| group->gp_core = NULL; |
| if (NULL != group->bottom_half_work_gp) |
| { |
| _mali_osk_wq_delete_work(group->bottom_half_work_gp); |
| } |
| } |
| |
| _mali_osk_errcode_t mali_group_add_pp_core(struct mali_group *group, struct mali_pp_core* pp_core) |
| { |
| /* This group object now owns the PP core object */ |
| group->pp_core = pp_core; |
| group->bottom_half_work_pp = _mali_osk_wq_create_work(mali_group_bottom_half_pp, group); |
| if (NULL == group->bottom_half_work_pp) |
| { |
| return _MALI_OSK_ERR_FAULT; |
| } |
| return _MALI_OSK_ERR_OK; |
| } |
| |
| void mali_group_remove_pp_core(struct mali_group *group) |
| { |
| /* This group object no longer owns the PP core object */ |
| group->pp_core = NULL; |
| if (NULL != group->bottom_half_work_pp) |
| { |
| _mali_osk_wq_delete_work(group->bottom_half_work_pp); |
| } |
| } |
| |
| void mali_group_set_pm_domain(struct mali_group *group, struct mali_pm_domain *domain) |
| { |
| group->pm_domain = domain; |
| } |
| |
| void mali_group_delete(struct mali_group *group) |
| { |
| u32 i; |
| |
| MALI_DEBUG_PRINT(4, ("Deleting group %p\n", group)); |
| |
| MALI_DEBUG_ASSERT(NULL == group->parent_group); |
| |
| /* Delete the resources that this group owns */ |
| if (NULL != group->gp_core) |
| { |
| mali_gp_delete(group->gp_core); |
| } |
| |
| if (NULL != group->pp_core) |
| { |
| mali_pp_delete(group->pp_core); |
| } |
| |
| if (NULL != group->mmu) |
| { |
| mali_mmu_delete(group->mmu); |
| } |
| |
| if (mali_group_is_virtual(group)) |
| { |
| /* Remove all groups from virtual group */ |
| struct mali_group *child; |
| struct mali_group *temp; |
| |
| _MALI_OSK_LIST_FOREACHENTRY(child, temp, &group->group_list, struct mali_group, group_list) |
| { |
| child->parent_group = NULL; |
| mali_group_delete(child); |
| } |
| |
| mali_dlbu_delete(group->dlbu_core); |
| |
| if (NULL != group->bcast_core) |
| { |
| mali_bcast_unit_delete(group->bcast_core); |
| } |
| } |
| |
| for (i = 0; i < mali_global_num_groups; i++) |
| { |
| if (mali_global_groups[i] == group) |
| { |
| mali_global_groups[i] = NULL; |
| mali_global_num_groups--; |
| |
| if (i != mali_global_num_groups) |
| { |
| /* We removed a group from the middle of the array -- move the last |
| * group to the current position to close the gap */ |
| mali_global_groups[i] = mali_global_groups[mali_global_num_groups]; |
| mali_global_groups[mali_global_num_groups] = NULL; |
| } |
| |
| break; |
| } |
| } |
| |
| if (NULL != group->timeout_timer) |
| { |
| _mali_osk_timer_del(group->timeout_timer); |
| _mali_osk_timer_term(group->timeout_timer); |
| } |
| |
| if (NULL != group->bottom_half_work_mmu) |
| { |
| _mali_osk_wq_delete_work(group->bottom_half_work_mmu); |
| } |
| |
| if (NULL != group->bottom_half_work_gp) |
| { |
| _mali_osk_wq_delete_work(group->bottom_half_work_gp); |
| } |
| |
| if (NULL != group->bottom_half_work_pp) |
| { |
| _mali_osk_wq_delete_work(group->bottom_half_work_pp); |
| } |
| |
| _mali_osk_lock_term(group->lock); |
| |
| _mali_osk_free(group); |
| } |
| |
| MALI_DEBUG_CODE(static void mali_group_print_virtual(struct mali_group *vgroup) |
| { |
| u32 i; |
| struct mali_group *group; |
| struct mali_group *temp; |
| |
| MALI_DEBUG_PRINT(4, ("Virtual group %p\n", vgroup)); |
| MALI_DEBUG_PRINT(4, ("l2_cache_core[0] = %p, ref = %d\n", vgroup->l2_cache_core[0], vgroup->l2_cache_core_ref_count[0])); |
| MALI_DEBUG_PRINT(4, ("l2_cache_core[1] = %p, ref = %d\n", vgroup->l2_cache_core[1], vgroup->l2_cache_core_ref_count[1])); |
| |
| i = 0; |
| _MALI_OSK_LIST_FOREACHENTRY(group, temp, &vgroup->group_list, struct mali_group, group_list) |
| { |
| MALI_DEBUG_PRINT(4, ("[%d] %p, l2_cache_core[0] = %p\n", i, group, group->l2_cache_core[0])); |
| i++; |
| } |
| }) |
| |
| /** |
| * @brief Add child group to virtual group parent |
| * |
| * Before calling this function, child must have it's state set to JOINING_VIRTUAL |
| * to ensure it's not touched during the transition period. When this function returns, |
| * child's state will be IN_VIRTUAL. |
| */ |
| void mali_group_add_group(struct mali_group *parent, struct mali_group *child, mali_bool update_hw) |
| { |
| mali_bool found; |
| u32 i; |
| struct mali_session_data *child_session; |
| |
| MALI_DEBUG_PRINT(3, ("Adding group %p to virtual group %p\n", child, parent)); |
| |
| MALI_ASSERT_GROUP_LOCKED(parent); |
| |
| MALI_DEBUG_ASSERT(mali_group_is_virtual(parent)); |
| MALI_DEBUG_ASSERT(!mali_group_is_virtual(child)); |
| MALI_DEBUG_ASSERT(NULL == child->parent_group); |
| MALI_DEBUG_ASSERT(MALI_GROUP_STATE_JOINING_VIRTUAL == child->state); |
| |
| _mali_osk_list_addtail(&child->group_list, &parent->group_list); |
| |
| child->state = MALI_GROUP_STATE_IN_VIRTUAL; |
| child->parent_group = parent; |
| |
| MALI_DEBUG_ASSERT_POINTER(child->l2_cache_core[0]); |
| |
| MALI_DEBUG_PRINT(4, ("parent->l2_cache_core: [0] = %p, [1] = %p\n", parent->l2_cache_core[0], parent->l2_cache_core[1])); |
| MALI_DEBUG_PRINT(4, ("child->l2_cache_core: [0] = %p, [1] = %p\n", child->l2_cache_core[0], child->l2_cache_core[1])); |
| |
| /* Keep track of the L2 cache cores of child groups */ |
| found = MALI_FALSE; |
| for (i = 0; i < 2; i++) |
| { |
| if (parent->l2_cache_core[i] == child->l2_cache_core[0]) |
| { |
| MALI_DEBUG_ASSERT(parent->l2_cache_core_ref_count[i] > 0); |
| parent->l2_cache_core_ref_count[i]++; |
| found = MALI_TRUE; |
| } |
| } |
| |
| if (!found) |
| { |
| /* First time we see this L2 cache, add it to our list */ |
| i = (NULL == parent->l2_cache_core[0]) ? 0 : 1; |
| |
| MALI_DEBUG_PRINT(4, ("First time we see l2_cache %p. Adding to [%d] = %p\n", child->l2_cache_core[0], i, parent->l2_cache_core[i])); |
| |
| MALI_DEBUG_ASSERT(NULL == parent->l2_cache_core[i]); |
| |
| parent->l2_cache_core[i] = child->l2_cache_core[0]; |
| parent->l2_cache_core_ref_count[i]++; |
| } |
| |
| /* Update Broadcast Unit and DLBU */ |
| mali_bcast_add_group(parent->bcast_core, child); |
| mali_dlbu_add_group(parent->dlbu_core, child); |
| |
| child_session = child->session; |
| child->session = NULL; |
| |
| /* Above this comment, only software state is updated and the HW is not |
| * touched. Now, check if Mali is powered and skip the rest if it isn't |
| * powered. |
| */ |
| |
| if (!update_hw) |
| { |
| MALI_DEBUG_CODE(mali_group_print_virtual(parent)); |
| return; |
| } |
| |
| /* Update MMU */ |
| MALI_DEBUG_ASSERT(0 == child->page_dir_ref_count); |
| if (parent->session == child_session) |
| { |
| mali_mmu_zap_tlb(child->mmu); |
| } |
| else |
| { |
| if (NULL == parent->session) |
| { |
| mali_mmu_activate_empty_page_directory(child->mmu); |
| } |
| else |
| { |
| |
| mali_bool activate_success = mali_mmu_activate_page_directory(child->mmu, |
| mali_session_get_page_directory(parent->session)); |
| MALI_DEBUG_ASSERT(activate_success); |
| MALI_IGNORE(activate_success); |
| } |
| } |
| |
| /* Update HW only if power is on */ |
| mali_bcast_reset(parent->bcast_core); |
| mali_dlbu_update_mask(parent->dlbu_core); |
| |
| /* Start job on child when parent is active */ |
| if (NULL != parent->pp_running_job) |
| { |
| struct mali_pp_job *job = parent->pp_running_job; |
| MALI_DEBUG_PRINT(3, ("Group %x joining running job %d on virtual group %x\n", |
| child, mali_pp_job_get_id(job), parent)); |
| MALI_DEBUG_ASSERT(MALI_GROUP_STATE_WORKING == parent->state); |
| mali_pp_job_start(child->pp_core, job, mali_pp_core_get_id(child->pp_core), MALI_TRUE); |
| |
| _mali_osk_profiling_add_event(MALI_PROFILING_EVENT_TYPE_SINGLE| |
| MALI_PROFILING_MAKE_EVENT_CHANNEL_PP(mali_pp_core_get_id(child->pp_core))| |
| MALI_PROFILING_EVENT_REASON_SINGLE_HW_FLUSH, |
| mali_pp_job_get_frame_builder_id(job), mali_pp_job_get_flush_id(job), 0, 0, 0); |
| |
| _mali_osk_profiling_add_event(MALI_PROFILING_EVENT_TYPE_START| |
| MALI_PROFILING_MAKE_EVENT_CHANNEL_PP(mali_pp_core_get_id(child->pp_core))| |
| MALI_PROFILING_EVENT_REASON_START_STOP_HW_VIRTUAL, |
| mali_pp_job_get_pid(job), mali_pp_job_get_tid(job), 0, 0, 0); |
| } |
| |
| MALI_DEBUG_CODE(mali_group_print_virtual(parent);) |
| } |
| |
| /** |
| * @brief Remove child group from virtual group parent |
| * |
| * After the child is removed, it's state will be LEAVING_VIRTUAL and must be set |
| * to IDLE before it can be used. |
| */ |
| void mali_group_remove_group(struct mali_group *parent, struct mali_group *child) |
| { |
| u32 i; |
| |
| MALI_ASSERT_GROUP_LOCKED(parent); |
| |
| MALI_DEBUG_PRINT(3, ("Removing group %p from virtual group %p\n", child, parent)); |
| |
| MALI_DEBUG_ASSERT(mali_group_is_virtual(parent)); |
| MALI_DEBUG_ASSERT(!mali_group_is_virtual(child)); |
| MALI_DEBUG_ASSERT(parent == child->parent_group); |
| MALI_DEBUG_ASSERT(MALI_GROUP_STATE_IN_VIRTUAL == child->state); |
| /* Removing groups while running is not yet supported. */ |
| MALI_DEBUG_ASSERT(MALI_GROUP_STATE_IDLE == parent->state); |
| |
| mali_group_lock(child); |
| |
| /* Update Broadcast Unit and DLBU */ |
| mali_bcast_remove_group(parent->bcast_core, child); |
| mali_dlbu_remove_group(parent->dlbu_core, child); |
| |
| /* Update HW only if power is on */ |
| if (mali_pm_is_power_on()) |
| { |
| mali_bcast_reset(parent->bcast_core); |
| mali_dlbu_update_mask(parent->dlbu_core); |
| } |
| |
| _mali_osk_list_delinit(&child->group_list); |
| |
| child->session = parent->session; |
| child->parent_group = NULL; |
| child->state = MALI_GROUP_STATE_LEAVING_VIRTUAL; |
| |
| /* Keep track of the L2 cache cores of child groups */ |
| i = (child->l2_cache_core[0] == parent->l2_cache_core[0]) ? 0 : 1; |
| |
| MALI_DEBUG_ASSERT(child->l2_cache_core[0] == parent->l2_cache_core[i]); |
| |
| parent->l2_cache_core_ref_count[i]--; |
| |
| if (parent->l2_cache_core_ref_count[i] == 0) |
| { |
| parent->l2_cache_core[i] = NULL; |
| } |
| |
| MALI_DEBUG_CODE(mali_group_print_virtual(parent)); |
| |
| mali_group_unlock(child); |
| } |
| |
| struct mali_group *mali_group_acquire_group(struct mali_group *parent) |
| { |
| struct mali_group *child; |
| |
| MALI_ASSERT_GROUP_LOCKED(parent); |
| |
| MALI_DEBUG_ASSERT(mali_group_is_virtual(parent)); |
| MALI_DEBUG_ASSERT(!_mali_osk_list_empty(&parent->group_list)); |
| |
| child = _MALI_OSK_LIST_ENTRY(parent->group_list.prev, struct mali_group, group_list); |
| |
| mali_group_remove_group(parent, child); |
| |
| return child; |
| } |
| |
| void mali_group_reset(struct mali_group *group) |
| { |
| /* |
| * This function should not be used to abort jobs, |
| * currently only called during insmod and PM resume |
| */ |
| MALI_DEBUG_ASSERT_LOCK_HELD(group->lock); |
| MALI_DEBUG_ASSERT(NULL == group->gp_running_job); |
| MALI_DEBUG_ASSERT(NULL == group->pp_running_job); |
| |
| group->session = NULL; |
| |
| if (NULL != group->dlbu_core) |
| { |
| mali_dlbu_reset(group->dlbu_core); |
| } |
| |
| if (NULL != group->bcast_core) |
| { |
| mali_bcast_reset(group->bcast_core); |
| } |
| |
| if (NULL != group->mmu) |
| { |
| mali_group_reset_mmu(group); |
| } |
| |
| if (NULL != group->gp_core) |
| { |
| mali_gp_reset(group->gp_core); |
| } |
| |
| if (NULL != group->pp_core) |
| { |
| mali_group_reset_pp(group); |
| } |
| } |
| |
| struct mali_gp_core* mali_group_get_gp_core(struct mali_group *group) |
| { |
| return group->gp_core; |
| } |
| |
| struct mali_pp_core* mali_group_get_pp_core(struct mali_group *group) |
| { |
| return group->pp_core; |
| } |
| |
| void mali_group_start_gp_job(struct mali_group *group, struct mali_gp_job *job) |
| { |
| struct mali_session_data *session; |
| enum mali_group_activate_pd_status activate_status; |
| |
| MALI_ASSERT_GROUP_LOCKED(group); |
| MALI_DEBUG_ASSERT(MALI_GROUP_STATE_IDLE == group->state); |
| |
| session = mali_gp_job_get_session(job); |
| |
| if (NULL != group->l2_cache_core[0]) |
| { |
| mali_l2_cache_invalidate_conditional(group->l2_cache_core[0], mali_gp_job_get_id(job)); |
| } |
| |
| activate_status = mali_group_activate_page_directory(group, session); |
| if (MALI_GROUP_ACTIVATE_PD_STATUS_FAILED != activate_status) |
| { |
| /* if session is NOT kept Zapping is done as part of session switch */ |
| if (MALI_GROUP_ACTIVATE_PD_STATUS_OK_KEPT_PD == activate_status) |
| { |
| mali_mmu_zap_tlb_without_stall(group->mmu); |
| } |
| mali_gp_job_start(group->gp_core, job); |
| |
| _mali_osk_profiling_add_event(MALI_PROFILING_EVENT_TYPE_SINGLE | |
| MALI_PROFILING_MAKE_EVENT_CHANNEL_GP(0) | |
| MALI_PROFILING_EVENT_REASON_SINGLE_HW_FLUSH, |
| mali_gp_job_get_frame_builder_id(job), mali_gp_job_get_flush_id(job), 0, 0, 0); |
| _mali_osk_profiling_add_event(MALI_PROFILING_EVENT_TYPE_START | |
| MALI_PROFILING_MAKE_EVENT_CHANNEL_GP(0), |
| mali_gp_job_get_pid(job), mali_gp_job_get_tid(job), 0, 0, 0); |
| #if defined(CONFIG_MALI400_PROFILING) |
| if ((MALI_HW_CORE_NO_COUNTER != mali_l2_cache_core_get_counter_src0(group->l2_cache_core[0])) && |
| (MALI_HW_CORE_NO_COUNTER != mali_l2_cache_core_get_counter_src1(group->l2_cache_core[0]))) |
| mali_group_report_l2_cache_counters_per_core(group, 0); |
| #endif /* #if defined(CONFIG_MALI400_PROFILING) */ |
| |
| #if defined(CONFIG_GPU_TRACEPOINTS) && defined(CONFIG_TRACEPOINTS) |
| trace_gpu_sched_switch(mali_gp_get_hw_core_desc(group->gp_core), sched_clock(), |
| mali_gp_job_get_pid(job), 0, mali_gp_job_get_id(job)); |
| #endif |
| group->gp_running_job = job; |
| group->state = MALI_GROUP_STATE_WORKING; |
| |
| } |
| |
| /* Setup the timeout timer value and save the job id for the job running on the gp core */ |
| _mali_osk_timer_mod(group->timeout_timer, _mali_osk_time_mstoticks(mali_max_job_runtime)); |
| } |
| |
| void mali_group_start_pp_job(struct mali_group *group, struct mali_pp_job *job, u32 sub_job) |
| { |
| struct mali_session_data *session; |
| enum mali_group_activate_pd_status activate_status; |
| |
| MALI_ASSERT_GROUP_LOCKED(group); |
| MALI_DEBUG_ASSERT(MALI_GROUP_STATE_IDLE == group->state); |
| |
| session = mali_pp_job_get_session(job); |
| |
| if (NULL != group->l2_cache_core[0]) |
| { |
| mali_l2_cache_invalidate_conditional(group->l2_cache_core[0], mali_pp_job_get_id(job)); |
| } |
| |
| if (NULL != group->l2_cache_core[1]) |
| { |
| mali_l2_cache_invalidate_conditional(group->l2_cache_core[1], mali_pp_job_get_id(job)); |
| } |
| |
| activate_status = mali_group_activate_page_directory(group, session); |
| if (MALI_GROUP_ACTIVATE_PD_STATUS_FAILED != activate_status) |
| { |
| /* if session is NOT kept Zapping is done as part of session switch */ |
| if (MALI_GROUP_ACTIVATE_PD_STATUS_OK_KEPT_PD == activate_status) |
| { |
| MALI_DEBUG_PRINT(3, ("PP starting job PD_Switch 0 Flush 1 Zap 1\n")); |
| mali_mmu_zap_tlb_without_stall(group->mmu); |
| } |
| |
| if (mali_group_is_virtual(group)) |
| { |
| struct mali_group *child; |
| struct mali_group *temp; |
| u32 core_num = 0; |
| |
| /* Configure DLBU for the job */ |
| mali_dlbu_config_job(group->dlbu_core, job); |
| |
| /* Write stack address for each child group */ |
| _MALI_OSK_LIST_FOREACHENTRY(child, temp, &group->group_list, struct mali_group, group_list) |
| { |
| mali_pp_write_addr_stack(child->pp_core, job); |
| core_num++; |
| } |
| } |
| |
| mali_pp_job_start(group->pp_core, job, sub_job, MALI_FALSE); |
| |
| /* if the group is virtual, loop through physical groups which belong to this group |
| * and call profiling events for its cores as virtual */ |
| if (MALI_TRUE == mali_group_is_virtual(group)) |
| { |
| struct mali_group *child; |
| struct mali_group *temp; |
| |
| _MALI_OSK_LIST_FOREACHENTRY(child, temp, &group->group_list, struct mali_group, group_list) |
| { |
| _mali_osk_profiling_add_event(MALI_PROFILING_EVENT_TYPE_SINGLE| |
| MALI_PROFILING_MAKE_EVENT_CHANNEL_PP(mali_pp_core_get_id(child->pp_core))| |
| MALI_PROFILING_EVENT_REASON_SINGLE_HW_FLUSH, |
| mali_pp_job_get_frame_builder_id(job), mali_pp_job_get_flush_id(job), 0, 0, 0); |
| |
| _mali_osk_profiling_add_event(MALI_PROFILING_EVENT_TYPE_START| |
| MALI_PROFILING_MAKE_EVENT_CHANNEL_PP(mali_pp_core_get_id(child->pp_core))| |
| MALI_PROFILING_EVENT_REASON_START_STOP_HW_VIRTUAL, |
| mali_pp_job_get_pid(job), mali_pp_job_get_tid(job), 0, 0, 0); |
| } |
| #if defined(CONFIG_MALI400_PROFILING) |
| if (0 != group->l2_cache_core_ref_count[0]) |
| { |
| if ((MALI_HW_CORE_NO_COUNTER != mali_l2_cache_core_get_counter_src0(group->l2_cache_core[0])) && |
| (MALI_HW_CORE_NO_COUNTER != mali_l2_cache_core_get_counter_src1(group->l2_cache_core[0]))) |
| { |
| mali_group_report_l2_cache_counters_per_core(group, mali_l2_cache_get_id(group->l2_cache_core[0])); |
| } |
| } |
| if (0 != group->l2_cache_core_ref_count[1]) |
| { |
| if ((MALI_HW_CORE_NO_COUNTER != mali_l2_cache_core_get_counter_src0(group->l2_cache_core[1])) && |
| (MALI_HW_CORE_NO_COUNTER != mali_l2_cache_core_get_counter_src1(group->l2_cache_core[1]))) |
| { |
| mali_group_report_l2_cache_counters_per_core(group, mali_l2_cache_get_id(group->l2_cache_core[1])); |
| } |
| } |
| #endif /* #if defined(CONFIG_MALI400_PROFILING) */ |
| } |
| else /* group is physical - call profiling events for physical cores */ |
| { |
| _mali_osk_profiling_add_event(MALI_PROFILING_EVENT_TYPE_SINGLE| |
| MALI_PROFILING_MAKE_EVENT_CHANNEL_PP(mali_pp_core_get_id(group->pp_core))| |
| MALI_PROFILING_EVENT_REASON_SINGLE_HW_FLUSH, |
| mali_pp_job_get_frame_builder_id(job), mali_pp_job_get_flush_id(job), 0, 0, 0); |
| |
| _mali_osk_profiling_add_event(MALI_PROFILING_EVENT_TYPE_START| |
| MALI_PROFILING_MAKE_EVENT_CHANNEL_PP(mali_pp_core_get_id(group->pp_core))| |
| MALI_PROFILING_EVENT_REASON_START_STOP_HW_PHYSICAL, |
| mali_pp_job_get_pid(job), mali_pp_job_get_tid(job), 0, 0, 0); |
| #if defined(CONFIG_MALI400_PROFILING) |
| if ((MALI_HW_CORE_NO_COUNTER != mali_l2_cache_core_get_counter_src0(group->l2_cache_core[0])) && |
| (MALI_HW_CORE_NO_COUNTER != mali_l2_cache_core_get_counter_src1(group->l2_cache_core[0]))) |
| { |
| mali_group_report_l2_cache_counters_per_core(group, mali_l2_cache_get_id(group->l2_cache_core[0])); |
| } |
| #endif /* #if defined(CONFIG_MALI400_PROFILING) */ |
| } |
| #if defined(CONFIG_GPU_TRACEPOINTS) && defined(CONFIG_TRACEPOINTS) |
| trace_gpu_sched_switch(mali_pp_get_hw_core_desc(group->pp_core), sched_clock(), mali_pp_job_get_tid(job), 0, mali_pp_job_get_id(job)); |
| #endif |
| group->pp_running_job = job; |
| group->pp_running_sub_job = sub_job; |
| group->state = MALI_GROUP_STATE_WORKING; |
| |
| } |
| |
| /* Setup the timeout timer value and save the job id for the job running on the pp core */ |
| _mali_osk_timer_mod(group->timeout_timer, _mali_osk_time_mstoticks(mali_max_job_runtime)); |
| } |
| |
| struct mali_gp_job *mali_group_resume_gp_with_new_heap(struct mali_group *group, u32 job_id, u32 start_addr, u32 end_addr) |
| { |
| MALI_ASSERT_GROUP_LOCKED(group); |
| |
| if (group->state != MALI_GROUP_STATE_OOM || |
| mali_gp_job_get_id(group->gp_running_job) != job_id) |
| { |
| return NULL; /* Illegal request or job has already been aborted */ |
| } |
| |
| if (NULL != group->l2_cache_core[0]) |
| { |
| mali_l2_cache_invalidate(group->l2_cache_core[0]); |
| } |
| |
| mali_mmu_zap_tlb_without_stall(group->mmu); |
| |
| mali_gp_resume_with_new_heap(group->gp_core, start_addr, end_addr); |
| |
| _mali_osk_profiling_add_event(MALI_PROFILING_EVENT_TYPE_RESUME|MALI_PROFILING_MAKE_EVENT_CHANNEL_GP(0), 0, 0, 0, 0, 0); |
| |
| group->state = MALI_GROUP_STATE_WORKING; |
| |
| return group->gp_running_job; |
| } |
| |
| static void mali_group_reset_mmu(struct mali_group *group) |
| { |
| struct mali_group *child; |
| struct mali_group *temp; |
| _mali_osk_errcode_t err; |
| |
| if (!mali_group_is_virtual(group)) |
| { |
| /* This is a physical group or an idle virtual group -- simply wait for |
| * the reset to complete. */ |
| err = mali_mmu_reset(group->mmu); |
| MALI_DEBUG_ASSERT(_MALI_OSK_ERR_OK == err); |
| } |
| else /* virtual group */ |
| { |
| err = mali_mmu_reset(group->mmu); |
| if (_MALI_OSK_ERR_OK == err) |
| { |
| return; |
| } |
| |
| /* Loop through all members of this virtual group and wait |
| * until they are done resetting. |
| */ |
| _MALI_OSK_LIST_FOREACHENTRY(child, temp, &group->group_list, struct mali_group, group_list) |
| { |
| err = mali_mmu_reset(child->mmu); |
| MALI_DEBUG_ASSERT(_MALI_OSK_ERR_OK == err); |
| } |
| } |
| } |
| |
| static void mali_group_reset_pp(struct mali_group *group) |
| { |
| struct mali_group *child; |
| struct mali_group *temp; |
| |
| mali_pp_reset_async(group->pp_core); |
| |
| if (!mali_group_is_virtual(group) || NULL == group->pp_running_job) |
| { |
| /* This is a physical group or an idle virtual group -- simply wait for |
| * the reset to complete. */ |
| mali_pp_reset_wait(group->pp_core); |
| } |
| else /* virtual group */ |
| { |
| /* Loop through all members of this virtual group and wait until they |
| * are done resetting. |
| */ |
| _MALI_OSK_LIST_FOREACHENTRY(child, temp, &group->group_list, struct mali_group, group_list) |
| { |
| mali_pp_reset_wait(child->pp_core); |
| } |
| } |
| } |
| |
| static void mali_group_complete_pp(struct mali_group *group, mali_bool success) |
| { |
| struct mali_pp_job *pp_job_to_return; |
| u32 pp_sub_job_to_return; |
| |
| MALI_DEBUG_ASSERT_POINTER(group->pp_core); |
| MALI_DEBUG_ASSERT_POINTER(group->pp_running_job); |
| MALI_ASSERT_GROUP_LOCKED(group); |
| |
| mali_group_post_process_job_pp(group); |
| |
| if (success) |
| { |
| /* Only do soft reset for successful jobs, a full recovery |
| * reset will be done for failed jobs. */ |
| mali_pp_reset_async(group->pp_core); |
| } |
| |
| pp_job_to_return = group->pp_running_job; |
| pp_sub_job_to_return = group->pp_running_sub_job; |
| group->state = MALI_GROUP_STATE_IDLE; |
| group->pp_running_job = NULL; |
| |
| mali_group_deactivate_page_directory(group, group->session); |
| |
| /* Do hard reset if the job failed, or if soft reset fails */ |
| if (!success || _MALI_OSK_ERR_OK != mali_pp_reset_wait(group->pp_core)) |
| { |
| MALI_DEBUG_PRINT(3, ("Mali group: Failed to reset PP, need to reset entire group\n")); |
| |
| mali_group_recovery_reset(group); |
| } |
| |
| mali_pp_scheduler_job_done(group, pp_job_to_return, pp_sub_job_to_return, success); |
| } |
| |
| static void mali_group_complete_gp(struct mali_group *group, mali_bool success) |
| { |
| struct mali_gp_job *gp_job_to_return; |
| |
| MALI_DEBUG_ASSERT_POINTER(group->gp_core); |
| MALI_DEBUG_ASSERT_POINTER(group->gp_running_job); |
| MALI_ASSERT_GROUP_LOCKED(group); |
| |
| mali_group_post_process_job_gp(group, MALI_FALSE); |
| |
| mali_gp_reset_async(group->gp_core); |
| |
| gp_job_to_return = group->gp_running_job; |
| group->state = MALI_GROUP_STATE_IDLE; |
| group->gp_running_job = NULL; |
| |
| mali_group_deactivate_page_directory(group, group->session); |
| |
| if (_MALI_OSK_ERR_OK != mali_gp_reset_wait(group->gp_core)) |
| { |
| MALI_DEBUG_PRINT(3, ("Mali group: Failed to reset GP, need to reset entire group\n")); |
| |
| mali_group_recovery_reset(group); |
| } |
| |
| mali_gp_scheduler_job_done(group, gp_job_to_return, success); |
| } |
| |
| void mali_group_abort_gp_job(struct mali_group *group, u32 job_id) |
| { |
| MALI_ASSERT_GROUP_LOCKED(group); |
| |
| if (MALI_GROUP_STATE_IDLE == group->state || |
| mali_gp_job_get_id(group->gp_running_job) != job_id) |
| { |
| return; /* No need to cancel or job has already been aborted or completed */ |
| } |
| |
| mali_group_complete_gp(group, MALI_FALSE); |
| } |
| |
| static void mali_group_abort_pp_job(struct mali_group *group, u32 job_id) |
| { |
| MALI_ASSERT_GROUP_LOCKED(group); |
| |
| if (MALI_GROUP_STATE_IDLE == group->state || |
| mali_pp_job_get_id(group->pp_running_job) != job_id) |
| { |
| return; /* No need to cancel or job has already been aborted or completed */ |
| } |
| |
| mali_group_complete_pp(group, MALI_FALSE); |
| } |
| |
| void mali_group_abort_session(struct mali_group *group, struct mali_session_data *session) |
| { |
| struct mali_gp_job *gp_job; |
| struct mali_pp_job *pp_job; |
| u32 gp_job_id = 0; |
| u32 pp_job_id = 0; |
| mali_bool abort_pp = MALI_FALSE; |
| mali_bool abort_gp = MALI_FALSE; |
| |
| mali_group_lock(group); |
| |
| if (mali_group_is_in_virtual(group)) |
| { |
| /* Group is member of a virtual group, don't touch it! */ |
| mali_group_unlock(group); |
| return; |
| } |
| |
| gp_job = group->gp_running_job; |
| pp_job = group->pp_running_job; |
| |
| if ((NULL != gp_job) && (mali_gp_job_get_session(gp_job) == session)) |
| { |
| MALI_DEBUG_PRINT(4, ("Aborting GP job 0x%08x from session 0x%08x\n", gp_job, session)); |
| |
| gp_job_id = mali_gp_job_get_id(gp_job); |
| abort_gp = MALI_TRUE; |
| } |
| |
| if ((NULL != pp_job) && (mali_pp_job_get_session(pp_job) == session)) |
| { |
| MALI_DEBUG_PRINT(4, ("Mali group: Aborting PP job 0x%08x from session 0x%08x\n", pp_job, session)); |
| |
| pp_job_id = mali_pp_job_get_id(pp_job); |
| abort_pp = MALI_TRUE; |
| } |
| |
| if (abort_gp) |
| { |
| mali_group_abort_gp_job(group, gp_job_id); |
| } |
| if (abort_pp) |
| { |
| mali_group_abort_pp_job(group, pp_job_id); |
| } |
| |
| mali_group_remove_session_if_unused(group, session); |
| |
| mali_group_unlock(group); |
| } |
| |
| struct mali_group *mali_group_get_glob_group(u32 index) |
| { |
| if(mali_global_num_groups > index) |
| { |
| return mali_global_groups[index]; |
| } |
| |
| return NULL; |
| } |
| |
| u32 mali_group_get_glob_num_groups(void) |
| { |
| return mali_global_num_groups; |
| } |
| |
| static enum mali_group_activate_pd_status mali_group_activate_page_directory(struct mali_group *group, struct mali_session_data *session) |
| { |
| enum mali_group_activate_pd_status retval; |
| MALI_ASSERT_GROUP_LOCKED(group); |
| |
| MALI_DEBUG_PRINT(5, ("Mali group: Activating page directory 0x%08X from session 0x%08X on group 0x%08X\n", mali_session_get_page_directory(session), session, group)); |
| MALI_DEBUG_ASSERT(0 <= group->page_dir_ref_count); |
| |
| if (0 != group->page_dir_ref_count) |
| { |
| if (group->session != session) |
| { |
| MALI_DEBUG_PRINT(4, ("Mali group: Activating session FAILED: 0x%08x on group 0x%08X. Existing session: 0x%08x\n", session, group, group->session)); |
| return MALI_GROUP_ACTIVATE_PD_STATUS_FAILED; |
| } |
| else |
| { |
| MALI_DEBUG_PRINT(4, ("Mali group: Activating session already activated: 0x%08x on group 0x%08X. New Ref: %d\n", session, group, 1+group->page_dir_ref_count)); |
| retval = MALI_GROUP_ACTIVATE_PD_STATUS_OK_KEPT_PD; |
| |
| } |
| } |
| else |
| { |
| /* There might be another session here, but it is ok to overwrite it since group->page_dir_ref_count==0 */ |
| if (group->session != session) |
| { |
| mali_bool activate_success; |
| MALI_DEBUG_PRINT(5, ("Mali group: Activate session: %08x previous: %08x on group 0x%08X. Ref: %d\n", session, group->session, group, 1+group->page_dir_ref_count)); |
| |
| activate_success = mali_mmu_activate_page_directory(group->mmu, mali_session_get_page_directory(session)); |
| MALI_DEBUG_ASSERT(activate_success); |
| if ( MALI_FALSE== activate_success ) return MALI_GROUP_ACTIVATE_PD_STATUS_FAILED; |
| group->session = session; |
| retval = MALI_GROUP_ACTIVATE_PD_STATUS_OK_SWITCHED_PD; |
| } |
| else |
| { |
| MALI_DEBUG_PRINT(4, ("Mali group: Activate existing session 0x%08X on group 0x%08X. Ref: %d\n", session->page_directory, group, 1+group->page_dir_ref_count)); |
| retval = MALI_GROUP_ACTIVATE_PD_STATUS_OK_KEPT_PD; |
| } |
| } |
| |
| group->page_dir_ref_count++; |
| return retval; |
| } |
| |
| static void mali_group_deactivate_page_directory(struct mali_group *group, struct mali_session_data *session) |
| { |
| MALI_ASSERT_GROUP_LOCKED(group); |
| |
| MALI_DEBUG_ASSERT(0 < group->page_dir_ref_count); |
| MALI_DEBUG_ASSERT(session == group->session); |
| |
| group->page_dir_ref_count--; |
| |
| /* As an optimization, the MMU still points to the group->session even if (0 == group->page_dir_ref_count), |
| and we do not call mali_mmu_activate_empty_page_directory(group->mmu); */ |
| MALI_DEBUG_ASSERT(0 <= group->page_dir_ref_count); |
| } |
| |
| static void mali_group_remove_session_if_unused(struct mali_group *group, struct mali_session_data *session) |
| { |
| MALI_ASSERT_GROUP_LOCKED(group); |
| |
| if (0 == group->page_dir_ref_count) |
| { |
| MALI_DEBUG_ASSERT(MALI_GROUP_STATE_WORKING != group->state); |
| |
| if (group->session == session) |
| { |
| MALI_DEBUG_ASSERT(MALI_TRUE == group->power_is_on); |
| MALI_DEBUG_PRINT(3, ("Mali group: Deactivating unused session 0x%08X on group %08X\n", session, group)); |
| mali_mmu_activate_empty_page_directory(group->mmu); |
| group->session = NULL; |
| } |
| } |
| } |
| |
| mali_bool mali_group_power_is_on(struct mali_group *group) |
| { |
| MALI_DEBUG_ASSERT_LOCK_HELD(group->lock); |
| return group->power_is_on; |
| } |
| |
| void mali_group_power_on_group(struct mali_group *group) |
| { |
| MALI_DEBUG_ASSERT_POINTER(group); |
| MALI_DEBUG_ASSERT_LOCK_HELD(group->lock); |
| MALI_DEBUG_ASSERT( MALI_GROUP_STATE_IDLE == group->state |
| || MALI_GROUP_STATE_IN_VIRTUAL == group->state |
| || MALI_GROUP_STATE_JOINING_VIRTUAL == group->state |
| || MALI_GROUP_STATE_LEAVING_VIRTUAL == group->state |
| || MALI_GROUP_STATE_DISABLED == group->state); |
| |
| MALI_DEBUG_PRINT(3, ("Group %p powered on\n", group)); |
| |
| group->power_is_on = MALI_TRUE; |
| } |
| |
| void mali_group_power_off_group(struct mali_group *group) |
| { |
| MALI_DEBUG_ASSERT_POINTER(group); |
| MALI_DEBUG_ASSERT_LOCK_HELD(group->lock); |
| MALI_DEBUG_ASSERT( MALI_GROUP_STATE_IDLE == group->state |
| || MALI_GROUP_STATE_IN_VIRTUAL == group->state |
| || MALI_GROUP_STATE_JOINING_VIRTUAL == group->state |
| || MALI_GROUP_STATE_LEAVING_VIRTUAL == group->state |
| || MALI_GROUP_STATE_DISABLED == group->state); |
| |
| MALI_DEBUG_PRINT(3, ("Group %p powered off\n", group)); |
| |
| /* It is necessary to set group->session = NULL so that the powered off MMU is not written |
| * to on map/unmap. It is also necessary to set group->power_is_on = MALI_FALSE so that |
| * pending bottom_halves does not access powered off cores. */ |
| |
| group->session = NULL; |
| group->power_is_on = MALI_FALSE; |
| } |
| |
| void mali_group_power_on(void) |
| { |
| int i; |
| for (i = 0; i < mali_global_num_groups; i++) |
| { |
| struct mali_group *group = mali_global_groups[i]; |
| |
| mali_group_lock(group); |
| if (MALI_GROUP_STATE_DISABLED == group->state) |
| { |
| MALI_DEBUG_ASSERT(MALI_FALSE == group->power_is_on); |
| } |
| else |
| { |
| mali_group_power_on_group(group); |
| } |
| mali_group_unlock(group); |
| } |
| MALI_DEBUG_PRINT(4, ("Mali Group: power on\n")); |
| } |
| |
| void mali_group_power_off(void) |
| { |
| int i; |
| |
| for (i = 0; i < mali_global_num_groups; i++) |
| { |
| struct mali_group *group = mali_global_groups[i]; |
| |
| mali_group_lock(group); |
| if (MALI_GROUP_STATE_DISABLED == group->state) |
| { |
| MALI_DEBUG_ASSERT(MALI_FALSE == group->power_is_on); |
| } |
| else |
| { |
| mali_group_power_off_group(group); |
| } |
| mali_group_unlock(group); |
| } |
| MALI_DEBUG_PRINT(4, ("Mali Group: power off\n")); |
| } |
| |
| static void mali_group_recovery_reset(struct mali_group *group) |
| { |
| _mali_osk_errcode_t err; |
| |
| MALI_ASSERT_GROUP_LOCKED(group); |
| |
| /* Stop cores, bus stop */ |
| if (NULL != group->pp_core) |
| { |
| mali_pp_stop_bus(group->pp_core); |
| } |
| else |
| { |
| mali_gp_stop_bus(group->gp_core); |
| } |
| |
| /* Flush MMU and clear page fault (if any) */ |
| mali_mmu_activate_fault_flush_page_directory(group->mmu); |
| mali_mmu_page_fault_done(group->mmu); |
| |
| /* Wait for cores to stop bus, then do a hard reset on them */ |
| if (NULL != group->pp_core) |
| { |
| if (mali_group_is_virtual(group)) |
| { |
| struct mali_group *child, *temp; |
| |
| /* Disable the broadcast unit while we do reset directly on the member cores. */ |
| mali_bcast_disable(group->bcast_core); |
| |
| _MALI_OSK_LIST_FOREACHENTRY(child, temp, &group->group_list, struct mali_group, group_list) |
| { |
| mali_pp_stop_bus_wait(child->pp_core); |
| mali_pp_hard_reset(child->pp_core); |
| } |
| |
| mali_bcast_enable(group->bcast_core); |
| } |
| else |
| { |
| mali_pp_stop_bus_wait(group->pp_core); |
| mali_pp_hard_reset(group->pp_core); |
| } |
| } |
| else |
| { |
| mali_gp_stop_bus_wait(group->gp_core); |
| mali_gp_hard_reset(group->gp_core); |
| } |
| |
| /* Reset MMU */ |
| err = mali_mmu_reset(group->mmu); |
| MALI_DEBUG_ASSERT(_MALI_OSK_ERR_OK == err); |
| MALI_IGNORE(err); |
| |
| group->session = NULL; |
| } |
| |
| #if MALI_STATE_TRACKING |
| u32 mali_group_dump_state(struct mali_group *group, char *buf, u32 size) |
| { |
| int n = 0; |
| |
| n += _mali_osk_snprintf(buf + n, size - n, "Group: %p\n", group); |
| n += _mali_osk_snprintf(buf + n, size - n, "\tstate: %d\n", group->state); |
| if (group->gp_core) |
| { |
| n += mali_gp_dump_state(group->gp_core, buf + n, size - n); |
| n += _mali_osk_snprintf(buf + n, size - n, "\tGP job: %p\n", group->gp_running_job); |
| } |
| if (group->pp_core) |
| { |
| n += mali_pp_dump_state(group->pp_core, buf + n, size - n); |
| n += _mali_osk_snprintf(buf + n, size - n, "\tPP job: %p, subjob %d \n", |
| group->pp_running_job, group->pp_running_sub_job); |
| } |
| |
| return n; |
| } |
| #endif |
| |
| static void mali_group_mmu_page_fault(struct mali_group *group) |
| { |
| MALI_ASSERT_GROUP_LOCKED(group); |
| |
| if (NULL != group->pp_core) |
| { |
| struct mali_pp_job *pp_job_to_return; |
| u32 pp_sub_job_to_return; |
| |
| MALI_DEBUG_ASSERT_POINTER(group->pp_running_job); |
| |
| mali_group_post_process_job_pp(group); |
| |
| pp_job_to_return = group->pp_running_job; |
| pp_sub_job_to_return = group->pp_running_sub_job; |
| group->state = MALI_GROUP_STATE_IDLE; |
| group->pp_running_job = NULL; |
| |
| mali_group_deactivate_page_directory(group, group->session); |
| |
| mali_group_recovery_reset(group); /* This will also clear the page fault itself */ |
| |
| mali_pp_scheduler_job_done(group, pp_job_to_return, pp_sub_job_to_return, MALI_FALSE); |
| } |
| else |
| { |
| struct mali_gp_job *gp_job_to_return; |
| |
| MALI_DEBUG_ASSERT_POINTER(group->gp_running_job); |
| |
| mali_group_post_process_job_gp(group, MALI_FALSE); |
| |
| gp_job_to_return = group->gp_running_job; |
| group->state = MALI_GROUP_STATE_IDLE; |
| group->gp_running_job = NULL; |
| |
| mali_group_deactivate_page_directory(group, group->session); |
| |
| mali_group_recovery_reset(group); /* This will also clear the page fault itself */ |
| |
| mali_gp_scheduler_job_done(group, gp_job_to_return, MALI_FALSE); |
| } |
| } |
| |
| _mali_osk_errcode_t mali_group_upper_half_mmu(void * data) |
| { |
| _mali_osk_errcode_t err = _MALI_OSK_ERR_FAULT; |
| struct mali_group *group = (struct mali_group *)data; |
| struct mali_mmu_core *mmu = group->mmu; |
| u32 int_stat; |
| |
| MALI_DEBUG_ASSERT_POINTER(mmu); |
| |
| #if defined(CONFIG_MALI_SHARED_INTERRUPTS) |
| if (MALI_FALSE == mali_pm_domain_lock_state(group->pm_domain)) |
| { |
| goto out; |
| } |
| #endif |
| |
| /* Check if it was our device which caused the interrupt (we could be sharing the IRQ line) */ |
| int_stat = mali_mmu_get_int_status(mmu); |
| if (0 != int_stat) |
| { |
| struct mali_group *parent = group->parent_group; |
| |
| /* page fault or bus error, we thread them both in the same way */ |
| mali_mmu_mask_all_interrupts(mmu); |
| if (NULL == parent) |
| { |
| _mali_osk_wq_schedule_work(group->bottom_half_work_mmu); |
| } |
| else |
| { |
| _mali_osk_wq_schedule_work(parent->bottom_half_work_mmu); |
| } |
| err = _MALI_OSK_ERR_OK; |
| goto out; |
| } |
| |
| out: |
| #if defined(CONFIG_MALI_SHARED_INTERRUPTS) |
| mali_pm_domain_unlock_state(group->pm_domain); |
| #endif |
| |
| return err; |
| } |
| |
| static void mali_group_bottom_half_mmu(void * data) |
| { |
| struct mali_group *group = (struct mali_group *)data; |
| struct mali_mmu_core *mmu = group->mmu; |
| u32 rawstat; |
| MALI_DEBUG_CODE(u32 status); |
| |
| MALI_DEBUG_ASSERT_POINTER(mmu); |
| |
| mali_group_lock(group); |
| |
| MALI_DEBUG_ASSERT(NULL == group->parent_group); |
| |
| if ( MALI_FALSE == mali_group_power_is_on(group) ) |
| { |
| MALI_PRINT_ERROR(("Interrupt bottom half of %s when core is OFF.", mmu->hw_core.description)); |
| mali_group_unlock(group); |
| return; |
| } |
| |
| rawstat = mali_mmu_get_rawstat(mmu); |
| MALI_DEBUG_CODE(status = mali_mmu_get_status(mmu)); |
| |
| MALI_DEBUG_PRINT(4, ("Mali MMU: Bottom half, interrupt 0x%08X, status 0x%08X\n", rawstat, status)); |
| |
| if (rawstat & (MALI_MMU_INTERRUPT_PAGE_FAULT | MALI_MMU_INTERRUPT_READ_BUS_ERROR)) |
| { |
| /* An actual page fault has occurred. */ |
| u32 fault_address = mali_mmu_get_page_fault_addr(mmu); |
| MALI_DEBUG_PRINT(2,("Mali MMU: Page fault detected at 0x%x from bus id %d of type %s on %s\n", |
| (void*)fault_address, |
| (status >> 6) & 0x1F, |
| (status & 32) ? "write" : "read", |
| mmu->hw_core.description)); |
| MALI_IGNORE(fault_address); |
| |
| mali_group_mmu_page_fault(group); |
| } |
| |
| mali_group_unlock(group); |
| } |
| |
| _mali_osk_errcode_t mali_group_upper_half_gp(void *data) |
| { |
| _mali_osk_errcode_t err = _MALI_OSK_ERR_FAULT; |
| struct mali_group *group = (struct mali_group *)data; |
| struct mali_gp_core *core = group->gp_core; |
| u32 irq_readout; |
| |
| #if defined(CONFIG_MALI_SHARED_INTERRUPTS) |
| if (MALI_FALSE == mali_pm_domain_lock_state(group->pm_domain)) |
| { |
| goto out; |
| } |
| #endif |
| |
| irq_readout = mali_gp_get_int_stat(core); |
| |
| if (MALIGP2_REG_VAL_IRQ_MASK_NONE != irq_readout) |
| { |
| /* Mask out all IRQs from this core until IRQ is handled */ |
| mali_gp_mask_all_interrupts(core); |
| |
| _mali_osk_profiling_add_event(MALI_PROFILING_EVENT_TYPE_SINGLE|MALI_PROFILING_MAKE_EVENT_CHANNEL_GP(0)|MALI_PROFILING_EVENT_REASON_SINGLE_HW_INTERRUPT, irq_readout, 0, 0, 0, 0); |
| |
| /* We do need to handle this in a bottom half */ |
| _mali_osk_wq_schedule_work(group->bottom_half_work_gp); |
| |
| err = _MALI_OSK_ERR_OK; |
| goto out; |
| } |
| |
| out: |
| #if defined(CONFIG_MALI_SHARED_INTERRUPTS) |
| mali_pm_domain_unlock_state(group->pm_domain); |
| #endif |
| |
| return err; |
| } |
| |
| static void mali_group_bottom_half_gp(void *data) |
| { |
| struct mali_group *group = (struct mali_group *)data; |
| u32 irq_readout; |
| u32 irq_errors; |
| |
| _mali_osk_profiling_add_event(MALI_PROFILING_EVENT_TYPE_START|MALI_PROFILING_EVENT_CHANNEL_SOFTWARE|MALI_PROFILING_EVENT_REASON_START_STOP_SW_BOTTOM_HALF, 0, _mali_osk_get_tid(), MALI_PROFILING_MAKE_EVENT_DATA_CORE_GP(0), 0, 0); |
| |
| mali_group_lock(group); |
| |
| if ( MALI_FALSE == mali_group_power_is_on(group) ) |
| { |
| MALI_PRINT_ERROR(("Mali group: Interrupt bottom half of %s when core is OFF.", mali_gp_get_hw_core_desc(group->gp_core))); |
| mali_group_unlock(group); |
| _mali_osk_profiling_add_event(MALI_PROFILING_EVENT_TYPE_STOP|MALI_PROFILING_EVENT_CHANNEL_SOFTWARE|MALI_PROFILING_EVENT_REASON_START_STOP_SW_BOTTOM_HALF, 0, _mali_osk_get_tid(), 0, 0, 0); |
| return; |
| } |
| |
| irq_readout = mali_gp_read_rawstat(group->gp_core); |
| |
| MALI_DEBUG_PRINT(4, ("Mali group: GP bottom half IRQ 0x%08X from core %s\n", irq_readout, mali_gp_get_hw_core_desc(group->gp_core))); |
| |
| if (irq_readout & (MALIGP2_REG_VAL_IRQ_VS_END_CMD_LST|MALIGP2_REG_VAL_IRQ_PLBU_END_CMD_LST)) |
| { |
| u32 core_status = mali_gp_read_core_status(group->gp_core); |
| if (0 == (core_status & MALIGP2_REG_VAL_STATUS_MASK_ACTIVE)) |
| { |
| MALI_DEBUG_PRINT(4, ("Mali group: GP job completed, calling group handler\n")); |
| group->core_timed_out = MALI_FALSE; |
| _mali_osk_profiling_add_event(MALI_PROFILING_EVENT_TYPE_STOP | |
| MALI_PROFILING_EVENT_CHANNEL_SOFTWARE | |
| MALI_PROFILING_EVENT_REASON_START_STOP_SW_BOTTOM_HALF, |
| 0, _mali_osk_get_tid(), 0, 0, 0); |
| mali_group_complete_gp(group, MALI_TRUE); |
| mali_group_unlock(group); |
| return; |
| } |
| } |
| |
| /* |
| * Now lets look at the possible error cases (IRQ indicating error or timeout) |
| * END_CMD_LST, HANG and PLBU_OOM interrupts are not considered error. |
| */ |
| irq_errors = irq_readout & ~(MALIGP2_REG_VAL_IRQ_VS_END_CMD_LST|MALIGP2_REG_VAL_IRQ_PLBU_END_CMD_LST|MALIGP2_REG_VAL_IRQ_HANG|MALIGP2_REG_VAL_IRQ_PLBU_OUT_OF_MEM); |
| if (0 != irq_errors) |
| { |
| MALI_PRINT_ERROR(("Mali group: Unknown interrupt 0x%08X from core %s, aborting job\n", irq_readout, mali_gp_get_hw_core_desc(group->gp_core))); |
| group->core_timed_out = MALI_FALSE; |
| _mali_osk_profiling_add_event(MALI_PROFILING_EVENT_TYPE_STOP | |
| MALI_PROFILING_EVENT_CHANNEL_SOFTWARE | |
| MALI_PROFILING_EVENT_REASON_START_STOP_SW_BOTTOM_HALF, |
| 0, _mali_osk_get_tid(), 0, 0, 0); |
| mali_group_complete_gp(group, MALI_FALSE); |
| mali_group_unlock(group); |
| return; |
| } |
| else if (group->core_timed_out) /* SW timeout */ |
| { |
| group->core_timed_out = MALI_FALSE; |
| if (!_mali_osk_timer_pending(group->timeout_timer) && NULL != group->gp_running_job) |
| { |
| MALI_PRINT(("Mali group: Job %d timed out\n", mali_gp_job_get_id(group->gp_running_job))); |
| mali_group_complete_gp(group, MALI_FALSE); |
| mali_group_unlock(group); |
| return; |
| } |
| } |
| else if (irq_readout & MALIGP2_REG_VAL_IRQ_PLBU_OUT_OF_MEM) |
| { |
| /* GP wants more memory in order to continue. */ |
| MALI_DEBUG_PRINT(3, ("Mali group: PLBU needs more heap memory\n")); |
| |
| group->state = MALI_GROUP_STATE_OOM; |
| mali_group_unlock(group); /* Nothing to do on the HW side, so just release group lock right away */ |
| mali_gp_scheduler_oom(group, group->gp_running_job); |
| _mali_osk_profiling_add_event(MALI_PROFILING_EVENT_TYPE_STOP|MALI_PROFILING_EVENT_CHANNEL_SOFTWARE|MALI_PROFILING_EVENT_REASON_START_STOP_SW_BOTTOM_HALF, 0, _mali_osk_get_tid(), 0, 0, 0); |
| return; |
| } |
| |
| /* |
| * The only way to get here is if we only got one of two needed END_CMD_LST |
| * interrupts. Enable all but not the complete interrupt that has been |
| * received and continue to run. |
| */ |
| mali_gp_enable_interrupts(group->gp_core, irq_readout & (MALIGP2_REG_VAL_IRQ_PLBU_END_CMD_LST|MALIGP2_REG_VAL_IRQ_VS_END_CMD_LST)); |
| mali_group_unlock(group); |
| |
| _mali_osk_profiling_add_event(MALI_PROFILING_EVENT_TYPE_STOP|MALI_PROFILING_EVENT_CHANNEL_SOFTWARE|MALI_PROFILING_EVENT_REASON_START_STOP_SW_BOTTOM_HALF, 0, _mali_osk_get_tid(), 0, 0, 0); |
| } |
| |
| static void mali_group_post_process_job_gp(struct mali_group *group, mali_bool suspend) |
| { |
| /* Stop the timeout timer. */ |
| _mali_osk_timer_del_async(group->timeout_timer); |
| |
| if (NULL == group->gp_running_job) |
| { |
| /* Nothing to do */ |
| return; |
| } |
| |
| mali_gp_update_performance_counters(group->gp_core, group->gp_running_job, suspend); |
| |
| #if defined(CONFIG_MALI400_PROFILING) |
| if (suspend) |
| { |
| _mali_osk_profiling_add_event(MALI_PROFILING_EVENT_TYPE_SUSPEND|MALI_PROFILING_MAKE_EVENT_CHANNEL_GP(0), |
| mali_gp_job_get_perf_counter_value0(group->gp_running_job), |
| mali_gp_job_get_perf_counter_value1(group->gp_running_job), |
| mali_gp_job_get_perf_counter_src0(group->gp_running_job) | (mali_gp_job_get_perf_counter_src1(group->gp_running_job) << 8), |
| 0, 0); |
| } |
| else |
| { |
| _mali_osk_profiling_add_event(MALI_PROFILING_EVENT_TYPE_STOP|MALI_PROFILING_MAKE_EVENT_CHANNEL_GP(0), |
| mali_gp_job_get_perf_counter_value0(group->gp_running_job), |
| mali_gp_job_get_perf_counter_value1(group->gp_running_job), |
| mali_gp_job_get_perf_counter_src0(group->gp_running_job) | (mali_gp_job_get_perf_counter_src1(group->gp_running_job) << 8), |
| 0, 0); |
| |
| if ((MALI_HW_CORE_NO_COUNTER != mali_l2_cache_core_get_counter_src0(group->l2_cache_core[0])) && |
| (MALI_HW_CORE_NO_COUNTER != mali_l2_cache_core_get_counter_src1(group->l2_cache_core[0]))) |
| mali_group_report_l2_cache_counters_per_core(group, 0); |
| } |
| #endif |
| |
| mali_gp_job_set_current_heap_addr(group->gp_running_job, |
| mali_gp_read_plbu_alloc_start_addr(group->gp_core)); |
| } |
| |
| _mali_osk_errcode_t mali_group_upper_half_pp(void *data) |
| { |
| _mali_osk_errcode_t err = _MALI_OSK_ERR_FAULT; |
| struct mali_group *group = (struct mali_group *)data; |
| struct mali_pp_core *core = group->pp_core; |
| u32 irq_readout; |
| |
| #if defined(CONFIG_MALI_SHARED_INTERRUPTS) |
| if (MALI_FALSE == mali_pm_domain_lock_state(group->pm_domain)) |
| { |
| goto out; |
| } |
| #endif |
| |
| /* |
| * For Mali-450 there is one particular case we need to watch out for: |
| * |
| * Criteria 1) this function call can be due to a shared interrupt, |
| * and not necessary because this core signaled an interrupt. |
| * Criteria 2) this core is a part of a virtual group, and thus it should |
| * not do any post processing. |
| * Criteria 3) this core has actually indicated that is has completed by |
| * having set raw_stat/int_stat registers to != 0 |
| * |
| * If all this criteria is meet, then we could incorrectly start post |
| * processing on the wrong group object (this should only happen on the |
| * parent group) |
| */ |
| #if !defined(MALI_UPPER_HALF_SCHEDULING) |
| if (mali_group_is_in_virtual(group)) |
| { |
| /* |
| * This check is done without the group lock held, which could lead to |
| * a potential race. This is however ok, since we will safely re-check |
| * this with the group lock held at a later stage. This is just an |
| * early out which will strongly benefit shared IRQ systems. |
| */ |
| err = _MALI_OSK_ERR_OK; |
| goto out; |
| } |
| #endif |
| |
| irq_readout = mali_pp_get_int_stat(core); |
| if (MALI200_REG_VAL_IRQ_MASK_NONE != irq_readout) |
| { |
| /* Mask out all IRQs from this core until IRQ is handled */ |
| mali_pp_mask_all_interrupts(core); |
| |
| #if defined(CONFIG_MALI400_PROFILING) |
| /* Currently no support for this interrupt event for the virtual PP core */ |
| if (!mali_group_is_virtual(group)) |
| { |
| _mali_osk_profiling_add_event(MALI_PROFILING_EVENT_TYPE_SINGLE | |
| MALI_PROFILING_MAKE_EVENT_CHANNEL_PP(core->core_id) | |
| MALI_PROFILING_EVENT_REASON_SINGLE_HW_INTERRUPT, |
| irq_readout, 0, 0, 0, 0); |
| } |
| #endif |
| |
| #if defined(MALI_UPPER_HALF_SCHEDULING) |
| /* Check if job is complete without errors */ |
| if (MALI200_REG_VAL_IRQ_END_OF_FRAME == irq_readout) |
| { |
| _mali_osk_profiling_add_event(MALI_PROFILING_EVENT_TYPE_START | |
| MALI_PROFILING_EVENT_CHANNEL_SOFTWARE | |
| MALI_PROFILING_EVENT_REASON_START_STOP_SW_UPPER_HALF, |
| 0, 0, MALI_PROFILING_MAKE_EVENT_DATA_CORE_PP(core->core_id), 0, 0); |
| |
| MALI_DEBUG_PRINT(3, ("Mali PP: Job completed, calling group handler from upper half\n")); |
| |
| mali_group_lock(group); |
| |
| /* Check if job is complete without errors, again, after taking the group lock */ |
| irq_readout = mali_pp_read_rawstat(core); |
| if (MALI200_REG_VAL_IRQ_END_OF_FRAME != irq_readout) |
| { |
| mali_pp_enable_interrupts(core); |
| mali_group_unlock(group); |
| _mali_osk_profiling_add_event(MALI_PROFILING_EVENT_TYPE_STOP | |
| MALI_PROFILING_EVENT_CHANNEL_SOFTWARE | |
| MALI_PROFILING_EVENT_REASON_START_STOP_SW_UPPER_HALF, |
| 0, 0, MALI_PROFILING_MAKE_EVENT_DATA_CORE_PP(core->core_id), 0, 0); |
| err = _MALI_OSK_ERR_OK; |
| goto out; |
| } |
| |
| if (mali_group_is_virtual(group)) |
| { |
| u32 status_readout = mali_pp_read_status(group->pp_core); |
| if (status_readout & MALI200_REG_VAL_STATUS_RENDERING_ACTIVE) |
| { |
| MALI_DEBUG_PRINT(6, ("Mali PP: Not all cores in broadcast completed\n")); |
| mali_pp_enable_interrupts(core); |
| mali_group_unlock(group); |
| _mali_osk_profiling_add_event(MALI_PROFILING_EVENT_TYPE_STOP | |
| MALI_PROFILING_EVENT_CHANNEL_SOFTWARE | |
| MALI_PROFILING_EVENT_REASON_START_STOP_SW_UPPER_HALF, |
| 0, 0, MALI_PROFILING_MAKE_EVENT_DATA_CORE_PP(core->core_id), 0, 0); |
| err = _MALI_OSK_ERR_OK; |
| goto out; |
| } |
| } |
| |
| if (mali_group_is_in_virtual(group)) |
| { |
| /* We're member of a virtual group, so interrupt should be handled by the virtual group */ |
| mali_pp_enable_interrupts(core); |
| mali_group_unlock(group); |
| _mali_osk_profiling_add_event(MALI_PROFILING_EVENT_TYPE_STOP | |
| MALI_PROFILING_EVENT_CHANNEL_SOFTWARE | |
| MALI_PROFILING_EVENT_REASON_START_STOP_SW_UPPER_HALF, |
| 0, 0, MALI_PROFILING_MAKE_EVENT_DATA_CORE_PP(core->core_id), 0, 0); |
| err = _MALI_OSK_ERR_FAULT; |
| goto out; |
| } |
| |
| group->core_timed_out = MALI_FALSE; |
| mali_group_complete_pp(group, MALI_TRUE); |
| /* No need to enable interrupts again, since the core will be reset while completing the job */ |
| |
| mali_group_unlock(group); |
| |
| _mali_osk_profiling_add_event(MALI_PROFILING_EVENT_TYPE_STOP | |
| MALI_PROFILING_EVENT_CHANNEL_SOFTWARE | |
| MALI_PROFILING_EVENT_REASON_START_STOP_SW_UPPER_HALF, |
| 0, 0, MALI_PROFILING_MAKE_EVENT_DATA_CORE_PP(core->core_id), 0, 0); |
| |
| err = _MALI_OSK_ERR_OK; |
| goto out; |
| } |
| #endif |
| |
| /* We do need to handle this in a bottom half */ |
| _mali_osk_wq_schedule_work(group->bottom_half_work_pp); |
| err = _MALI_OSK_ERR_OK; |
| goto out; |
| } |
| |
| out: |
| #if defined(CONFIG_MALI_SHARED_INTERRUPTS) |
| mali_pm_domain_unlock_state(group->pm_domain); |
| #endif |
| |
| return err; |
| } |
| |
| static void mali_group_bottom_half_pp(void *data) |
| { |
| struct mali_group *group = (struct mali_group *)data; |
| struct mali_pp_core *core = group->pp_core; |
| u32 irq_readout; |
| u32 irq_errors; |
| |
| _mali_osk_profiling_add_event(MALI_PROFILING_EVENT_TYPE_START | |
| MALI_PROFILING_EVENT_CHANNEL_SOFTWARE | |
| MALI_PROFILING_EVENT_REASON_START_STOP_SW_BOTTOM_HALF, |
| 0, _mali_osk_get_tid(), MALI_PROFILING_MAKE_EVENT_DATA_CORE_PP(core->core_id), 0, 0); |
| |
| mali_group_lock(group); |
| |
| if (mali_group_is_in_virtual(group)) |
| { |
| /* We're member of a virtual group, so interrupt should be handled by the virtual group */ |
| mali_pp_enable_interrupts(core); |
| mali_group_unlock(group); |
| _mali_osk_profiling_add_event(MALI_PROFILING_EVENT_TYPE_STOP | |
| MALI_PROFILING_EVENT_CHANNEL_SOFTWARE | |
| MALI_PROFILING_EVENT_REASON_START_STOP_SW_BOTTOM_HALF, |
| 0, _mali_osk_get_tid(), 0, 0, 0); |
| return; |
| } |
| |
| if ( MALI_FALSE == mali_group_power_is_on(group) ) |
| { |
| MALI_PRINT_ERROR(("Interrupt bottom half of %s when core is OFF.", mali_pp_get_hw_core_desc(core))); |
| mali_group_unlock(group); |
| _mali_osk_profiling_add_event(MALI_PROFILING_EVENT_TYPE_STOP | |
| MALI_PROFILING_EVENT_CHANNEL_SOFTWARE | |
| MALI_PROFILING_EVENT_REASON_START_STOP_SW_BOTTOM_HALF, |
| 0, _mali_osk_get_tid(), 0, 0, 0); |
| return; |
| } |
| |
| irq_readout = mali_pp_read_rawstat(group->pp_core); |
| |
| MALI_DEBUG_PRINT(4, ("Mali PP: Bottom half IRQ 0x%08X from core %s\n", irq_readout, mali_pp_get_hw_core_desc(group->pp_core))); |
| |
| /* Check if job is complete without errors */ |
| if (MALI200_REG_VAL_IRQ_END_OF_FRAME == irq_readout) |
| { |
| if (mali_group_is_virtual(group)) |
| { |
| u32 status_readout = mali_pp_read_status(group->pp_core); |
| |
| if (status_readout & MALI200_REG_VAL_STATUS_RENDERING_ACTIVE) |
| { |
| MALI_DEBUG_PRINT(6, ("Mali PP: Not all cores in broadcast completed\n")); |
| mali_pp_enable_interrupts(core); |
| mali_group_unlock(group); |
| |
| _mali_osk_profiling_add_event(MALI_PROFILING_EVENT_TYPE_STOP | |
| MALI_PROFILING_EVENT_CHANNEL_SOFTWARE | |
| MALI_PROFILING_EVENT_REASON_START_STOP_SW_BOTTOM_HALF, |
| 0, _mali_osk_get_tid(), 0, 0, 0); |
| return; |
| } |
| } |
| |
| MALI_DEBUG_PRINT(3, ("Mali PP: Job completed, calling group handler\n")); |
| group->core_timed_out = MALI_FALSE; |
| mali_group_complete_pp(group, MALI_TRUE); |
| mali_group_unlock(group); |
| |
| _mali_osk_profiling_add_event(MALI_PROFILING_EVENT_TYPE_STOP | |
| MALI_PROFILING_EVENT_CHANNEL_SOFTWARE | |
| MALI_PROFILING_EVENT_REASON_START_STOP_SW_BOTTOM_HALF, |
| 0, _mali_osk_get_tid(), 0, 0, 0); |
| return; |
| } |
| |
| /* |
| * Now lets look at the possible error cases (IRQ indicating error or timeout) |
| * END_OF_FRAME and HANG interrupts are not considered error. |
| */ |
| irq_errors = irq_readout & ~(MALI200_REG_VAL_IRQ_END_OF_FRAME|MALI200_REG_VAL_IRQ_HANG); |
| if (0 != irq_errors) |
| { |
| MALI_PRINT_ERROR(("Mali PP: Unexpected interrupt 0x%08X from core %s, aborting job\n", |
| irq_readout, mali_pp_get_hw_core_desc(group->pp_core))); |
| group->core_timed_out = MALI_FALSE; |
| mali_group_complete_pp(group, MALI_FALSE); |
| mali_group_unlock(group); |
| |
| _mali_osk_profiling_add_event(MALI_PROFILING_EVENT_TYPE_STOP | |
| MALI_PROFILING_EVENT_CHANNEL_SOFTWARE | |
| MALI_PROFILING_EVENT_REASON_START_STOP_SW_BOTTOM_HALF, |
| 0, _mali_osk_get_tid(), 0, 0, 0); |
| return; |
| } |
| else if (group->core_timed_out) /* SW timeout */ |
| { |
| group->core_timed_out = MALI_FALSE; |
| if (!_mali_osk_timer_pending(group->timeout_timer) && NULL != group->pp_running_job) |
| { |
| MALI_PRINT(("Mali PP: Job %d timed out on core %s\n", |
| mali_pp_job_get_id(group->pp_running_job), mali_pp_get_hw_core_desc(core))); |
| mali_group_complete_pp(group, MALI_FALSE); |
| mali_group_unlock(group); |
| } |
| else |
| { |
| mali_group_unlock(group); |
| } |
| |
| _mali_osk_profiling_add_event(MALI_PROFILING_EVENT_TYPE_STOP | |
| MALI_PROFILING_EVENT_CHANNEL_SOFTWARE | |
| MALI_PROFILING_EVENT_REASON_START_STOP_SW_BOTTOM_HALF, |
| 0, _mali_osk_get_tid(), 0, 0, 0); |
| return; |
| } |
| |
| /* |
| * We should never get here, re-enable interrupts and continue |
| */ |
| if (0 == irq_readout) |
| { |
| MALI_DEBUG_PRINT(3, ("Mali group: No interrupt found on core %s\n", |
| mali_pp_get_hw_core_desc(group->pp_core))); |
| } |
| else |
| { |
| MALI_PRINT_ERROR(("Mali group: Unhandled PP interrupt 0x%08X on %s\n", irq_readout, |
| mali_pp_get_hw_core_desc(group->pp_core))); |
| } |
| mali_pp_enable_interrupts(core); |
| mali_group_unlock(group); |
| |
| _mali_osk_profiling_add_event(MALI_PROFILING_EVENT_TYPE_STOP | |
| MALI_PROFILING_EVENT_CHANNEL_SOFTWARE | |
| MALI_PROFILING_EVENT_REASON_START_STOP_SW_BOTTOM_HALF, |
| 0, _mali_osk_get_tid(), 0, 0, 0); |
| } |
| |
| static void mali_group_post_process_job_pp(struct mali_group *group) |
| { |
| MALI_ASSERT_GROUP_LOCKED(group); |
| |
| /* Stop the timeout timer. */ |
| _mali_osk_timer_del_async(group->timeout_timer); |
| |
| if (NULL != group->pp_running_job) |
| { |
| if (MALI_TRUE == mali_group_is_virtual(group)) |
| { |
| struct mali_group *child; |
| struct mali_group *temp; |
| |
| /* update performance counters from each physical pp core within this virtual group */ |
| _MALI_OSK_LIST_FOREACHENTRY(child, temp, &group->group_list, struct mali_group, group_list) |
| { |
| mali_pp_update_performance_counters(group->pp_core, child->pp_core, group->pp_running_job, mali_pp_core_get_id(child->pp_core)); |
| } |
| |
| #if defined(CONFIG_MALI400_PROFILING) |
| /* send profiling data per physical core */ |
| _MALI_OSK_LIST_FOREACHENTRY(child, temp, &group->group_list, struct mali_group, group_list) |
| { |
| _mali_osk_profiling_add_event(MALI_PROFILING_EVENT_TYPE_STOP| |
| MALI_PROFILING_MAKE_EVENT_CHANNEL_PP(mali_pp_core_get_id(child->pp_core))| |
| MALI_PROFILING_EVENT_REASON_START_STOP_HW_VIRTUAL, |
| mali_pp_job_get_perf_counter_value0(group->pp_running_job, mali_pp_core_get_id(child->pp_core)), |
| mali_pp_job_get_perf_counter_value1(group->pp_running_job, mali_pp_core_get_id(child->pp_core)), |
| mali_pp_job_get_perf_counter_src0(group->pp_running_job) | (mali_pp_job_get_perf_counter_src1(group->pp_running_job) << 8), |
| 0, 0); |
| } |
| if (0 != group->l2_cache_core_ref_count[0]) |
| { |
| if ((MALI_HW_CORE_NO_COUNTER != mali_l2_cache_core_get_counter_src0(group->l2_cache_core[0])) && |
| (MALI_HW_CORE_NO_COUNTER != mali_l2_cache_core_get_counter_src1(group->l2_cache_core[0]))) |
| { |
| mali_group_report_l2_cache_counters_per_core(group, mali_l2_cache_get_id(group->l2_cache_core[0])); |
| } |
| } |
| if (0 != group->l2_cache_core_ref_count[1]) |
| { |
| if ((MALI_HW_CORE_NO_COUNTER != mali_l2_cache_core_get_counter_src0(group->l2_cache_core[1])) && |
| (MALI_HW_CORE_NO_COUNTER != mali_l2_cache_core_get_counter_src1(group->l2_cache_core[1]))) |
| { |
| mali_group_report_l2_cache_counters_per_core(group, mali_l2_cache_get_id(group->l2_cache_core[1])); |
| } |
| } |
| |
| #endif |
| } |
| else |
| { |
| /* update performance counters for a physical group's pp core */ |
| mali_pp_update_performance_counters(group->pp_core, group->pp_core, group->pp_running_job, group->pp_running_sub_job); |
| |
| #if defined(CONFIG_MALI400_PROFILING) |
| _mali_osk_profiling_add_event(MALI_PROFILING_EVENT_TYPE_STOP| |
| MALI_PROFILING_MAKE_EVENT_CHANNEL_PP(mali_pp_core_get_id(group->pp_core))| |
| MALI_PROFILING_EVENT_REASON_START_STOP_HW_PHYSICAL, |
| mali_pp_job_get_perf_counter_value0(group->pp_running_job, group->pp_running_sub_job), |
| mali_pp_job_get_perf_counter_value1(group->pp_running_job, group->pp_running_sub_job), |
| mali_pp_job_get_perf_counter_src0(group->pp_running_job) | (mali_pp_job_get_perf_counter_src1(group->pp_running_job) << 8), |
| 0, 0); |
| if ((MALI_HW_CORE_NO_COUNTER != mali_l2_cache_core_get_counter_src0(group->l2_cache_core[0])) && |
| (MALI_HW_CORE_NO_COUNTER != mali_l2_cache_core_get_counter_src1(group->l2_cache_core[0]))) |
| { |
| mali_group_report_l2_cache_counters_per_core(group, mali_l2_cache_get_id(group->l2_cache_core[0])); |
| } |
| #endif |
| } |
| } |
| } |
| |
| static void mali_group_timeout(void *data) |
| { |
| struct mali_group *group = (struct mali_group *)data; |
| |
| group->core_timed_out = MALI_TRUE; |
| |
| if (NULL != group->gp_core) |
| { |
| MALI_DEBUG_PRINT(2, ("Mali group: TIMEOUT on %s\n", mali_gp_get_hw_core_desc(group->gp_core))); |
| _mali_osk_wq_schedule_work(group->bottom_half_work_gp); |
| } |
| else |
| { |
| MALI_DEBUG_PRINT(2, ("Mali group: TIMEOUT on %s\n", mali_pp_get_hw_core_desc(group->pp_core))); |
| _mali_osk_wq_schedule_work(group->bottom_half_work_pp); |
| } |
| } |
| |
| void mali_group_zap_session(struct mali_group *group, struct mali_session_data *session) |
| { |
| MALI_DEBUG_ASSERT_POINTER(group); |
| MALI_DEBUG_ASSERT_POINTER(session); |
| |
| /* Early out - safe even if mutex is not held */ |
| if (group->session != session) return; |
| |
| mali_group_lock(group); |
| |
| mali_group_remove_session_if_unused(group, session); |
| |
| if (group->session == session) |
| { |
| /* The Zap also does the stall and disable_stall */ |
| mali_bool zap_success = mali_mmu_zap_tlb(group->mmu); |
| if (MALI_TRUE != zap_success) |
| { |
| MALI_DEBUG_PRINT(2, ("Mali memory unmap failed. Doing pagefault handling.\n")); |
| mali_group_mmu_page_fault(group); |
| } |
| } |
| |
| mali_group_unlock(group); |
| } |
| |
| #if defined(CONFIG_MALI400_PROFILING) |
| static void mali_group_report_l2_cache_counters_per_core(struct mali_group *group, u32 core_num) |
| { |
| u32 source0 = 0; |
| u32 value0 = 0; |
| u32 source1 = 0; |
| u32 value1 = 0; |
| u32 profiling_channel = 0; |
| |
| switch(core_num) |
| { |
| case 0: profiling_channel = MALI_PROFILING_EVENT_TYPE_SINGLE | |
| MALI_PROFILING_EVENT_CHANNEL_GPU | |
| MALI_PROFILING_EVENT_REASON_SINGLE_GPU_L20_COUNTERS; |
| break; |
| case 1: profiling_channel = MALI_PROFILING_EVENT_TYPE_SINGLE | |
| MALI_PROFILING_EVENT_CHANNEL_GPU | |
| MALI_PROFILING_EVENT_REASON_SINGLE_GPU_L21_COUNTERS; |
| break; |
| case 2: profiling_channel = MALI_PROFILING_EVENT_TYPE_SINGLE | |
| MALI_PROFILING_EVENT_CHANNEL_GPU | |
| MALI_PROFILING_EVENT_REASON_SINGLE_GPU_L22_COUNTERS; |
| break; |
| default: profiling_channel = MALI_PROFILING_EVENT_TYPE_SINGLE | |
| MALI_PROFILING_EVENT_CHANNEL_GPU | |
| MALI_PROFILING_EVENT_REASON_SINGLE_GPU_L20_COUNTERS; |
| break; |
| } |
| |
| if (0 == core_num) |
| { |
| mali_l2_cache_core_get_counter_values(group->l2_cache_core[0], &source0, &value0, &source1, &value1); |
| } |
| if (1 == core_num) |
| { |
| if (1 == mali_l2_cache_get_id(group->l2_cache_core[0])) |
| { |
| mali_l2_cache_core_get_counter_values(group->l2_cache_core[0], &source0, &value0, &source1, &value1); |
| } |
| else if (1 == mali_l2_cache_get_id(group->l2_cache_core[1])) |
| { |
| mali_l2_cache_core_get_counter_values(group->l2_cache_core[1], &source0, &value0, &source1, &value1); |
| } |
| } |
| if (2 == core_num) |
| { |
| if (2 == mali_l2_cache_get_id(group->l2_cache_core[0])) |
| { |
| mali_l2_cache_core_get_counter_values(group->l2_cache_core[0], &source0, &value0, &source1, &value1); |
| } |
| else if (2 == mali_l2_cache_get_id(group->l2_cache_core[1])) |
| { |
| mali_l2_cache_core_get_counter_values(group->l2_cache_core[1], &source0, &value0, &source1, &value1); |
| } |
| } |
| |
| _mali_osk_profiling_add_event(profiling_channel, source1 << 8 | source0, value0, value1, 0, 0); |
| } |
| #endif /* #if defined(CONFIG_MALI400_PROFILING) */ |
| |
| mali_bool mali_group_is_enabled(struct mali_group *group) |
| { |
| mali_bool enabled = MALI_TRUE; |
| |
| MALI_DEBUG_ASSERT_POINTER(group); |
| |
| mali_group_lock(group); |
| if (MALI_GROUP_STATE_DISABLED == group->state) |
| { |
| enabled = MALI_FALSE; |
| } |
| mali_group_unlock(group); |
| |
| return enabled; |
| } |
| |
| void mali_group_enable(struct mali_group *group) |
| { |
| MALI_DEBUG_ASSERT_POINTER(group); |
| MALI_DEBUG_ASSERT( NULL != mali_group_get_pp_core(group) |
| || NULL != mali_group_get_gp_core(group)); |
| |
| if (NULL != mali_group_get_pp_core(group)) |
| { |
| mali_pp_scheduler_enable_group(group); |
| } |
| else |
| { |
| mali_gp_scheduler_enable_group(group); |
| } |
| } |
| |
| void mali_group_disable(struct mali_group *group) |
| { |
| MALI_DEBUG_ASSERT_POINTER(group); |
| MALI_DEBUG_ASSERT( NULL != mali_group_get_pp_core(group) |
| || NULL != mali_group_get_gp_core(group)); |
| |
| if (NULL != mali_group_get_pp_core(group)) |
| { |
| mali_pp_scheduler_disable_group(group); |
| } |
| else |
| { |
| mali_gp_scheduler_disable_group(group); |
| } |
| } |