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Defined in 1 files as a prototype:

Defined in 1 files as a function:

Referenced in 3 files:

Smatch caller information:

drivers/gpu/drm/i915/gt/intel_engine_heartbeat.c intel_gt_park_heartbeats() -> intel_engine_park_heartbeat()

Type Parameter Key Value
PARAM_VALUE 0 engine 1-u64max
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL

drivers/gpu/drm/i915/gt/intel_engine_heartbeat.c set_heartbeat() -> intel_engine_park_heartbeat()

Type Parameter Key Value
PARAM_VALUE 0 engine 4096-ptr_max
PARAM_VALUE 0 engine->cops->pin 582588847431282688,972309994596749312,1709076353535090688,2959108315551182848,3254282842421321728,5151393257184047104,6570608196069306368,6940239203582308352
PARAM_VALUE 0 engine->kernel_context 4096-ptr_max
PARAM_VALUE 0 engine->kernel_context->engine->gt->i915->runtime_pm.kdev->power.wakeirq->status 0-4294967295
PARAM_VALUE 0 engine->kernel_context->engine->wakeref.i915->runtime_pm.kdev->power.wakeirq->status 0-4294967295
PARAM_VALUE 0 engine->kernel_context->timeline->mutex.dep_map->name 0-255
PARAM_VALUE 0 engine->kernel_context->timeline->mutex.first_waiter->list.prev->next 5159360019465732096
PARAM_VALUE 0 engine->kernel_context->timeline->mutex.osq.tail.counter 0-s32max
PARAM_VALUE 0 engine->kernel_context->timeline->mutex.wait_lock.dep_map->name 0-255
PARAM_VALUE 0 engine->kernel_context->timeline->mutex.wait_lock.owner (-1)
PARAM_VALUE 0 engine->kernel_context->timeline->mutex.wait_lock.owner_cpu u32max
PARAM_VALUE 0 engine->kernel_context->vm->gt->wakeref.i915->runtime_pm.kdev->power.wakeirq->status 0-4294967295
PARAM_VALUE 0 engine->wakeref.i915->runtime_pm.debug.quarantine.prev 4096-ptr_max
PARAM_VALUE 0 engine->wakeref.i915->runtime_pm.kdev->power.runtime_error s32min-(-17),(-15)-(-14),(-12),(-10)-s32max
PARAM_VALUE 0 engine->wakeref.i915->runtime_pm.kdev->power.wakeirq->status 0-4294967295
DATA_SOURCE 0 engine $0
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2 &ce->timeline->mutex
HALF_LOCKED2 &of->mutex
TYPE_LOCK (struct intel_timeline)->mutex

drivers/gpu/drm/i915/gt/intel_engine_heartbeat.c st_engine_heartbeat_disable() -> intel_engine_park_heartbeat()

Type Parameter Key Value
PARAM_VALUE 0 engine 4096-ptr_max
PARAM_VALUE 0 engine->cops->alloc 4096-ptr_max
PARAM_VALUE 0 engine->cops->close 0,4096-ptr_max
PARAM_VALUE 0 engine->cops->destroy 4096-ptr_max
PARAM_VALUE 0 engine->cops->enter 4096-ptr_max
PARAM_VALUE 0 engine->cops->exit 4096-ptr_max
PARAM_VALUE 0 engine->cops->flags 0,2-3
PARAM_VALUE 0 engine->cops->pin 4096-ptr_max
PARAM_VALUE 0 engine->cops->post_unpin 4096-ptr_max
PARAM_VALUE 0 engine->cops->pre_pin 4096-ptr_max
PARAM_VALUE 0 engine->cops->reset 0,4096-ptr_max
PARAM_VALUE 0 engine->cops->revoke 0,4096-ptr_max
PARAM_VALUE 0 engine->cops->unpin 4096-ptr_max
PARAM_VALUE 0 engine->gt->i915->drm.anon_inode->i_mapping->host->i_sb->s_export_op->fh_to_dentry 0,8684,447817974243774464,687732489194512384,742201802719268864,868497899885588480,1471448175530500096,2021658383390310400,2445877819203563520,2512819722689847296,2649270699546726400,2761259683714371584,2893332316235677696-s64max
PARAM_VALUE 0 engine->gt->i915->runtime_pm.kdev->power.wakeirq->status 0-4294967295
PARAM_VALUE 0 engine->gt->uncore->rpm->kdev->power.wakeirq->status 0-4294967295
PARAM_VALUE 0 engine->gt->wakeref.i915->runtime_pm.kdev->power.wakeirq->status 0-4294967295
PARAM_VALUE 0 engine->kernel_context->engine->gt->i915->runtime_pm.kdev->power.wakeirq->status 0-4294967295
PARAM_VALUE 0 engine->kernel_context->engine->wakeref.i915->runtime_pm.kdev->power.wakeirq->status 0-4294967295
PARAM_VALUE 0 engine->kernel_context->ring->vma->vm->gt->uncore->rpm->kdev->power.wakeirq->status 0-4294967295
PARAM_VALUE 0 engine->kernel_context->ring->vma->vm->i915->runtime_pm.kdev->power.wakeirq->status 0-4294967295
PARAM_VALUE 0 engine->kernel_context->state->vm->i915->runtime_pm.kdev->power.wakeirq->status 0-4294967295
PARAM_VALUE 0 engine->kernel_context->vm->gt->wakeref.i915->runtime_pm.kdev->power.wakeirq->status 0-4294967295
PARAM_VALUE 0 engine->props.heartbeat_interval_ms 0
PARAM_VALUE 0 engine->uncore->rpm->kdev->power.wakeirq->status 0-4294967295
PARAM_VALUE 0 engine->wakeref.i915->runtime_pm.debug.list.next->next 4096-ptr_max
PARAM_VALUE 0 engine->wakeref.i915->runtime_pm.debug.list.next->prev 4096-ptr_max
PARAM_VALUE 0 engine->wakeref.i915->runtime_pm.debug.quarantine.prev 4096-ptr_max
PARAM_VALUE 0 engine->wakeref.i915->runtime_pm.debug.quarantine.prev->next 4096-ptr_max
PARAM_VALUE 0 engine->wakeref.i915->runtime_pm.debug.quarantine.prev->next->next 4096-ptr_max
PARAM_VALUE 0 engine->wakeref.i915->runtime_pm.kdev->power.runtime_error s32min-(-17),(-15)-(-14),(-12),(-10)-s32max
PARAM_VALUE 0 engine->wakeref.i915->runtime_pm.kdev->power.wakeirq->status 0-4294967295
DATA_SOURCE 0 engine $0
NOCHECK_CALL
HOST_DATA 0 engine->gt->i915->uncore.fifo_count 0-127,u32max
HOST_DATA 0 engine->gt->uc.guc.mmio_msg 0
HOST_DATA 0 engine->gt->uc.guc.timestamp.gt_stamp 0-u64max
HOST_DATA 0 engine->gt->uncore->fifo_count 0-127,u32max
HOST_DATA 0 engine->uncore->fifo_count 0-127,u32max
NO_OVERFLOW_SIMPLE 0 engine->gt->rps.cur_freq
NO_OVERFLOW_SIMPLE 0 engine->gt->rps.last_freq

drivers/gpu/drm/i915/gt/intel_engine_heartbeat.c st_engine_heartbeat_disable_no_pm() -> intel_engine_park_heartbeat()

Type Parameter Key Value
PARAM_VALUE 0 engine 4096-ptr_max
PARAM_VALUE 0 engine->gt 4096-ptr_max
PARAM_VALUE 0 engine->gt->i915->drm.anon_inode->i_mapping->host->i_sb->s_export_op->fh_to_dentry 0,8684,447817974243774464,687732489194512384,742201802719268864,868497899885588480,1471448175530500096,2021658383390310400,2445877819203563520,2512819722689847296,2649270699546726400,2761259683714371584,2893332316235677696-s64max
PARAM_VALUE 0 engine->gt->i915->runtime_pm.kdev->power.wakeirq->status 0-4294967295
PARAM_VALUE 0 engine->gt->wakeref.i915->runtime_pm.kdev->power.wakeirq->status 0-4294967295
PARAM_VALUE 0 engine->props.heartbeat_interval_ms 0
PARAM_VALUE 0 engine->uncore->rpm->kdev->power.wakeirq->status 0-4294967295
PARAM_VALUE 0 engine->wakeref.count.counter 0-s32max
PARAM_VALUE 0 engine->wakeref.i915->runtime_pm.kdev->power.wakeirq->status 0-4294967295
DATA_SOURCE 0 engine $0
NOCHECK_CALL
HOST_DATA 0 engine->gt->uc.guc.mmio_msg 0
HOST_DATA 0 engine->gt->uc.guc.timestamp.gt_stamp 0-u64max
HOST_DATA 0 engine->gt->uncore->fifo_count 0-127,u32max
HOST_DATA 0 engine->uncore->fifo_count 0-127,u32max

drivers/gpu/drm/i915/gt/intel_engine_pm.c __engine_park() -> intel_engine_park_heartbeat()

Type Parameter Key Value
PARAM_VALUE 0 engine 4096-ptr_max
PARAM_VALUE 0 engine->gt 4096-ptr_max
PARAM_VALUE 0 engine->kernel_context->engine->gt->i915->runtime_pm.kdev->power.wakeirq->status 0-4294967295
PARAM_VALUE 0 engine->kernel_context->engine->wakeref.i915->runtime_pm.kdev->power.wakeirq->status 0-4294967295
PARAM_VALUE 0 engine->saturated 0
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2 &wf->mutex
TYPE_LOCK (struct intel_wakeref)->mutex