Defined in 1 files as a function:

Referenced in 6 files:

Smatch caller information:

drivers/gpu/drm/i915/gt/intel_engine_heartbeat.c intel_engine_has_preempt_reset() -> intel_engine_has_preemption()

Type Parameter Key Value
PARAM_VALUE 0 engine 4096-ptr_max
DATA_SOURCE 0 engine $0
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 &of->mutex

drivers/gpu/drm/i915/gt/intel_engine_heartbeat.c intel_engine_pulse() -> intel_engine_has_preemption()

Type Parameter Key Value
PARAM_VALUE 0 engine 4096-ptr_max
DATA_SOURCE 0 engine $0
RX_PATH
TASK_NOT_RUNNING

drivers/gpu/drm/i915/gt/intel_engine_heartbeat.c intel_engine_set_heartbeat() -> intel_engine_has_preemption()

Type Parameter Key Value
PARAM_VALUE 0 engine 4096-ptr_max
DATA_SOURCE 0 engine $0
RX_PATH
TASK_NOT_RUNNING
LOCK2 &ce->timeline->mutex
HALF_LOCKED2 &of->mutex
TYPE_LOCK (struct intel_timeline)->mutex

drivers/gpu/drm/i915/gt/intel_engine_heartbeat.c live_heartbeat_off() -> intel_engine_has_preemption()

Type Parameter Key Value
PARAM_VALUE 0 engine 1-u64max

drivers/gpu/drm/i915/gt/intel_execlists_submission.c intel_engine_has_preempt_reset() -> intel_engine_has_preemption()

Type Parameter Key Value
PARAM_VALUE 0 engine 4096-ptr_max
BUF_SIZE 0 engine 3608,6504
BUF_SIZE 0 engine 3608,6504
CAPPED_DATA 0 engine 1
DATA_SOURCE 0 engine $0
RX_PATH
TASK_NOT_RUNNING
HOST_DATA 0 engine->breadcrumbs->irq_engine->gt->uncore->fifo_count 0-127,u32max
HOST_DATA 0 engine->breadcrumbs->irq_engine->uncore->fifo_count 0-127,u32max
HOST_DATA 0 engine->execlists.reset_ccid 0-u32max
HOST_DATA 0 engine->gt->uncore->fifo_count 0-127,u32max
HOST_DATA 0 engine->uncore->fifo_count 0-127,u32max
LOCK2 irq
LOCK2 rcu_read
HALF_LOCKED2 bh

drivers/gpu/drm/i915/gt/intel_execlists_submission.c live_busywait_preempt() -> intel_engine_has_preemption()

Type Parameter Key Value
PARAM_VALUE 0 engine 1-u64max

drivers/gpu/drm/i915/gt/intel_execlists_submission.c live_chain_preempt() -> intel_engine_has_preemption()

Type Parameter Key Value
PARAM_VALUE 0 engine 1-u64max

drivers/gpu/drm/i915/gt/intel_execlists_submission.c live_late_preempt() -> intel_engine_has_preemption()

Type Parameter Key Value
PARAM_VALUE 0 engine 1-u64max

drivers/gpu/drm/i915/gt/intel_execlists_submission.c live_nopreempt() -> intel_engine_has_preemption()

Type Parameter Key Value
PARAM_VALUE 0 engine 1-u64max

drivers/gpu/drm/i915/gt/intel_execlists_submission.c live_preempt() -> intel_engine_has_preemption()

Type Parameter Key Value
PARAM_VALUE 0 engine 1-u64max

drivers/gpu/drm/i915/gt/intel_execlists_submission.c live_preempt_cancel() -> intel_engine_has_preemption()

Type Parameter Key Value
PARAM_VALUE 0 engine 1-u64max

drivers/gpu/drm/i915/gt/intel_execlists_submission.c live_preempt_gang() -> intel_engine_has_preemption()

Type Parameter Key Value
PARAM_VALUE 0 engine 1-u64max

drivers/gpu/drm/i915/gt/intel_execlists_submission.c live_preempt_ring() -> intel_engine_has_preemption()

Type Parameter Key Value
PARAM_VALUE 0 engine 1-u64max

drivers/gpu/drm/i915/gt/intel_execlists_submission.c live_preempt_timeout() -> intel_engine_has_preemption()

Type Parameter Key Value
PARAM_VALUE 0 engine 1-u64max

drivers/gpu/drm/i915/gt/intel_execlists_submission.c live_preempt_user() -> intel_engine_has_preemption()

Type Parameter Key Value
PARAM_VALUE 0 engine 1-u64max

drivers/gpu/drm/i915/gt/intel_execlists_submission.c live_suppress_self_preempt() -> intel_engine_has_preemption()

Type Parameter Key Value
PARAM_VALUE 0 engine 1-u64max

drivers/gpu/drm/i915/gt/intel_execlists_submission.c live_timeslice_nopreempt() -> intel_engine_has_preemption()

Type Parameter Key Value
PARAM_VALUE 0 engine 1-u64max

drivers/gpu/drm/i915/gt/intel_execlists_submission.c live_timeslice_preempt() -> intel_engine_has_preemption()

Type Parameter Key Value
PARAM_VALUE 0 engine 1-u64max
HOST_DATA 0 engine->gt->uncore->fifo_count 0-127,u32max

drivers/gpu/drm/i915/gt/intel_execlists_submission.c live_timeslice_queue() -> intel_engine_has_preemption()

Type Parameter Key Value
PARAM_VALUE 0 engine 1-u64max

drivers/gpu/drm/i915/gt/intel_execlists_submission.c live_unlite_restore() -> intel_engine_has_preemption()

Type Parameter Key Value
PARAM_VALUE 0 engine 1-u64max

drivers/gpu/drm/i915/gt/intel_execlists_submission.c live_unlite_ring() -> intel_engine_has_preemption()

Type Parameter Key Value
PARAM_VALUE 0 engine 1-u64max

drivers/gpu/drm/i915/gt/intel_execlists_submission.c logical_ring_default_vfuncs() -> intel_engine_has_preemption()

Type Parameter Key Value
PARAM_VALUE 0 engine 4096-ptr_max
BUF_SIZE 0 engine->cops 144
DATA_SOURCE 0 engine $0
BIT_INFO 0 engine->emit_fini_breadcrumb 0x47384202500000,0xffffffffffffffff
BIT_INFO 0 engine->emit_flush 0x6090240834100000,0xffffffffffffffff
BIT_INFO 0 engine->flags 0x2,0xffffffffffffffff
TERMINATED 0 engine->ctx_wa_list.name 1
MEM_ZERO 0 engine->execlists.inflight
MEM_ZERO 0 engine->execlists.pending
RX_PATH
TASK_NOT_RUNNING
HOST_DATA 0 engine->gt->uncore->fifo_count 0-127,u32max

drivers/gpu/drm/i915/gt/intel_execlists_submission.c logical_ring_default_vfuncs() -> intel_engine_has_preemption()

Type Parameter Key Value
PARAM_VALUE 0 engine 4096-ptr_max
BUF_SIZE 0 engine->cops 144
DATA_SOURCE 0 engine $0
BIT_INFO 0 engine->emit_fini_breadcrumb 0x47384202500000,0xffffffffffffffff
BIT_INFO 0 engine->emit_flush 0x6090240834100000,0xffffffffffffffff
BIT_INFO 0 engine->flags 0x2,0xffffffffffffffff
TERMINATED 0 engine->ctx_wa_list.name 1
MEM_ZERO 0 engine->execlists.inflight
MEM_ZERO 0 engine->execlists.pending
RX_PATH
TASK_NOT_RUNNING
HOST_DATA 0 engine->gt->uncore->fifo_count 0-127,u32max

drivers/gpu/drm/i915/gt/intel_execlists_submission.c slice_semaphore_queue() -> intel_engine_has_preemption()

Type Parameter Key Value
PARAM_VALUE 0 engine 1-u64max

drivers/gpu/drm/i915/i915_request.c live_cancel_request() -> intel_engine_has_preemption()

Type Parameter Key Value
PARAM_VALUE 0 engine 4096-ptr_max

drivers/gpu/drm/i915/i915_request.c measure_preemption() -> intel_engine_has_preemption()

Type Parameter Key Value
PARAM_VALUE 0 engine 4096-ptr_max
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

drivers/gpu/drm/i915/gt/sysfs_engines.c intel_engine_has_preempt_reset() -> intel_engine_has_preemption()

Type Parameter Key Value
PARAM_VALUE 0 engine 4096-ptr_max
DATA_SOURCE 0 engine $0
RX_PATH
TASK_NOT_RUNNING