intel_pps_unlock identifier - Linux source code next-20260811

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linux

Versions

FIXME
- FIXME
  - next-20260811

Defined in 1 files as a prototype:

drivers/gpu/drm/i915/display/intel_pps.h, line 20 (as a prototype)

Defined in 1 files as a function:

drivers/gpu/drm/i915/display/intel_pps.c, line 83 (as a function)

Referenced in 2 files:

Smatch caller information:

drivers/gpu/drm/i915/display/intel_pps.c edp_panel_vdd_work() -> intel_pps_unlock()

Type	Parameter	Key	Value
PARAM_VALUE	0	intel_dp	4096-ptr_max
PARAM_VALUE	1	wakeref	4096-ptr_max,(-2)
DATA_SOURCE	1	wakeref	r intel_pps_lock
LOCK2		&display->pps.mutex
HALF_LOCKED2		&pool->lock

drivers/gpu/drm/i915/display/intel_pps.c intel_pps_backlight_off() -> intel_pps_unlock()

Type	Parameter	Key	Value
PARAM_VALUE	0	intel_dp	4096-ptr_max
PARAM_VALUE	1	wakeref	4096-ptr_max,(-2)
BUF_SIZE	0	intel_dp	(-1),6896
BUF_SIZE	0	intel_dp	(-1),6896
DATA_SOURCE	0	intel_dp	$0
DATA_SOURCE	1	wakeref	r intel_pps_lock
RX_PATH
TASK_NOT_RUNNING
LOCK2		&display->pps.mutex
HALF_LOCKED2		&display->drm->mode_config.connection_mutex.mutex

drivers/gpu/drm/i915/display/intel_pps.c intel_pps_backlight_on() -> intel_pps_unlock()

Type	Parameter	Key	Value
PARAM_VALUE	0	intel_dp	4096-ptr_max
PARAM_VALUE	1	wakeref	4096-ptr_max,(-2)
BUF_SIZE	0	intel_dp	(-1),6896
BUF_SIZE	0	intel_dp	(-1),6896
DATA_SOURCE	0	intel_dp	$0
DATA_SOURCE	1	wakeref	r intel_pps_lock
RX_PATH
TASK_NOT_RUNNING
LOCK2		&display->pps.mutex
HALF_LOCKED2		&display->drm->mode_config.connection_mutex.mutex

drivers/gpu/drm/i915/display/intel_pps.c intel_pps_backlight_power() -> intel_pps_unlock()

Type	Parameter	Key	Value
PARAM_VALUE	0	intel_dp	4096-ptr_max
PARAM_VALUE	1	wakeref	4096-ptr_max,(-2)
BUF_SIZE	0	intel_dp	(-1),6896
BUF_SIZE	0	intel_dp	(-1),6896
DATA_SOURCE	1	wakeref	r intel_pps_lock
RX_PATH
TASK_NOT_RUNNING
LOCK2		&display->drm->mode_config.connection_mutex.mutex
LOCK2		&display->pps.mutex
HALF_LOCKED2		&bd->update_lock
HALF_LOCKED2		&connector->mutex
HALF_LOCKED2		&panel->follower_lock
HALF_LOCKED2		global &drm_unplug_srcu
TYPE_LOCK		(struct drm_modeset_lock)->mutex

drivers/gpu/drm/i915/display/intel_pps.c intel_pps_encoder_reset() -> intel_pps_unlock()

Type	Parameter	Key	Value
PARAM_VALUE	0	intel_dp	4096-ptr_max
PARAM_VALUE	0	intel_dp->reset_link_params	1
PARAM_VALUE	1	wakeref	4096-ptr_max,(-2)
BUF_SIZE	0	intel_dp	6896
DATA_SOURCE	0	intel_dp	$0
DATA_SOURCE	1	wakeref	r intel_pps_lock
HOST_DATA	0	intel_dp->DP	0-u32max
HOST_DATA	0	intel_dp->pps.backlight_off_delay	1-6554[c]
HOST_DATA	0	intel_dp->pps.backlight_on_delay	1-6554[c]
HOST_DATA	0	intel_dp->pps.bios_pps_delays.backlight_off	0-u16max[c]
HOST_DATA	0	intel_dp->pps.bios_pps_delays.backlight_on	0-u16max[c]
HOST_DATA	0	intel_dp->pps.bios_pps_delays.power_cycle	0-30000[c]
HOST_DATA	0	intel_dp->pps.bios_pps_delays.power_down	0-u16max[c]
HOST_DATA	0	intel_dp->pps.bios_pps_delays.power_up	0-u16max[c]
HOST_DATA	0	intel_dp->pps.panel_power_cycle_delay	1-3000[c]
HOST_DATA	0	intel_dp->pps.panel_power_down_delay	1-6554[c]
HOST_DATA	0	intel_dp->pps.panel_power_up_delay	1-6554[c]
HOST_DATA	0	intel_dp->pps.pps_delays.power_cycle	1000-30000[c]
HOST_DATA	0	intel_dp->pps.pps_delays.power_down	1-u16max[c]
HOST_DATA	0	intel_dp->pps.pps_delays.power_up	1-u16max[c]
HOST_DATA	0	intel_dp->pps.vlv_active_pipe	0-s32max[c]
LOCK2		&display->pps.mutex

drivers/gpu/drm/i915/display/intel_pps.c intel_pps_have_panel_power_or_vdd() -> intel_pps_unlock()

Type	Parameter	Key	Value
PARAM_VALUE	0	intel_dp	4096-ptr_max
PARAM_VALUE	1	wakeref	4096-ptr_max,(-2)
BUF_SIZE	0	intel_dp	6896
DATA_SOURCE	0	intel_dp	$0
DATA_SOURCE	1	wakeref	r intel_pps_lock
LOCK2		&display->pps.mutex
HALF_LOCKED2		&pool->lock

drivers/gpu/drm/i915/display/intel_pps.c intel_pps_init() -> intel_pps_unlock()

Type	Parameter	Key	Value
PARAM_VALUE	0	intel_dp	4096-ptr_max
PARAM_VALUE	0	intel_dp->attached_connector	4096-ptr_max
PARAM_VALUE	0	intel_dp->aux.cec.lock.magic	4096-ptr_max
PARAM_VALUE	0	intel_dp->aux.ddc.algo	3072115201830367232
PARAM_VALUE	0	intel_dp->aux.ddc.algo_data	4096-ptr_max
PARAM_VALUE	0	intel_dp->aux.ddc.lock_ops	5045879659154841600
PARAM_VALUE	0	intel_dp->aux.ddc.retries	3
PARAM_VALUE	0	intel_dp->aux.hw_mutex.magic	4096-ptr_max
PARAM_VALUE	0	intel_dp->aux.transfer	4998951970533105664
PARAM_VALUE	0	intel_dp->aux_ch_ctl_reg	2330658400193839104,2452118969381224448,3663164794349133824,4527012570305523712,4938319755470114816,5968037556263280640
PARAM_VALUE	0	intel_dp->aux_ch_data_reg	1228918400150614016,1910008409409331200,3859220972446752768,4841816796975067136,5861418129115541504,8390454276790501376
PARAM_VALUE	0	intel_dp->get_aux_clock_divider	53974035416162304,5752887552650600448,6583241583868248064,7391769433444446208
PARAM_VALUE	0	intel_dp->get_aux_send_ctl	2879361149073915904,3870546056817102848
PARAM_VALUE	0	intel_dp->link.caps	4096-ptr_max
PARAM_VALUE	0	intel_dp->link.training	4096-ptr_max
PARAM_VALUE	0	intel_dp->max_sink_lane_count	1
PARAM_VALUE	0	intel_dp->num_sink_rates	1
PARAM_VALUE	0	intel_dp->pm_qos.qos	4096-ptr_max
PARAM_VALUE	0	intel_dp->pps.initializing	1
PARAM_VALUE	0	intel_dp->preemph_max	706111019317710848,753119312793047040,1424860291364225024
PARAM_VALUE	0	intel_dp->prepare_link_retrain	0,1521103032464261120,6904929521673596928
PARAM_VALUE	0	intel_dp->reset_link_params	1
PARAM_VALUE	0	intel_dp->set_idle_link_train	2581338496233533440,6581433732049375232,8080192405193592832
PARAM_VALUE	0	intel_dp->set_link_train	1221298588832813056,3034896308005376000,7865009198915809280
PARAM_VALUE	0	intel_dp->voltage_max	3683023673699598336,6506359451384352768,7066422959327719424
PARAM_VALUE	1	wakeref	4096-ptr_max,(-2)
BUF_SIZE	0	intel_dp	6896
DATA_SOURCE	0	intel_dp	$0
DATA_SOURCE	1	wakeref	r intel_pps_lock
RX_PATH
TASK_NOT_RUNNING
HOST_DATA	0	intel_dp->DP	0-u32max
HOST_DATA	0	intel_dp->pps.backlight_off_delay	1-6554[c]
HOST_DATA	0	intel_dp->pps.backlight_on_delay	1-6554[c]
HOST_DATA	0	intel_dp->pps.bios_pps_delays.backlight_off	0-u16max[c]
HOST_DATA	0	intel_dp->pps.bios_pps_delays.backlight_on	0-u16max[c]
HOST_DATA	0	intel_dp->pps.bios_pps_delays.power_cycle	0-30000[c]
HOST_DATA	0	intel_dp->pps.bios_pps_delays.power_down	0-u16max[c]
HOST_DATA	0	intel_dp->pps.bios_pps_delays.power_up	0-u16max[c]
HOST_DATA	0	intel_dp->pps.panel_power_cycle_delay	1-3000[c]
HOST_DATA	0	intel_dp->pps.panel_power_down_delay	1-6554[c]
HOST_DATA	0	intel_dp->pps.panel_power_up_delay	1-6554[c]
HOST_DATA	0	intel_dp->pps.pps_delays.power_cycle	1000-30000[c]
HOST_DATA	0	intel_dp->pps.pps_delays.power_down	1-u16max[c]
HOST_DATA	0	intel_dp->pps.pps_delays.power_up	1-u16max[c]
HOST_DATA	0	intel_dp->pps.vlv_active_pipe	0-s32max[c]
LOCK2		&display->pps.mutex

drivers/gpu/drm/i915/display/intel_pps.c intel_pps_init_late() -> intel_pps_unlock()

Type	Parameter	Key	Value
PARAM_VALUE	0	intel_dp	4096-ptr_max
PARAM_VALUE	0	intel_dp->alpm.lock.magic	4096-ptr_max
PARAM_VALUE	0	intel_dp->attached_connector	4096-ptr_max
PARAM_VALUE	0	intel_dp->aux.cec.lock.magic	4096-ptr_max
PARAM_VALUE	0	intel_dp->aux.ddc.algo	3072115201830367232
PARAM_VALUE	0	intel_dp->aux.ddc.algo_data	4096-ptr_max
PARAM_VALUE	0	intel_dp->aux.ddc.lock_ops	5045879659154841600
PARAM_VALUE	0	intel_dp->aux.ddc.retries	3
PARAM_VALUE	0	intel_dp->aux.transfer	4998951970533105664
PARAM_VALUE	0	intel_dp->aux_ch_ctl_reg	2330658400193839104,2452118969381224448,3663164794349133824,4527012570305523712,4938319755470114816,5968037556263280640
PARAM_VALUE	0	intel_dp->aux_ch_data_reg	1228918400150614016,1910008409409331200,3859220972446752768,4841816796975067136,5861418129115541504,8390454276790501376
PARAM_VALUE	0	intel_dp->desc.quirks	0-127
PARAM_VALUE	0	intel_dp->get_aux_clock_divider	53974035416162304,5752887552650600448,6583241583868248064,7391769433444446208
PARAM_VALUE	0	intel_dp->get_aux_send_ctl	2879361149073915904,3870546056817102848
PARAM_VALUE	0	intel_dp->link.caps	4096-ptr_max
PARAM_VALUE	0	intel_dp->link.training	4096-ptr_max
PARAM_VALUE	0	intel_dp->max_sink_lane_count	1-2,4
PARAM_VALUE	0	intel_dp->num_sink_rates	0-s32max
PARAM_VALUE	0	intel_dp->pm_qos.qos	4096-ptr_max
PARAM_VALUE	0	intel_dp->pps.vdd_wakeref	4096-ptr_max,(-2)
PARAM_VALUE	0	intel_dp->preemph_max	706111019317710848,753119312793047040,1424860291364225024
PARAM_VALUE	0	intel_dp->prepare_link_retrain	0,1521103032464261120,6904929521673596928
PARAM_VALUE	0	intel_dp->psr.sink_panel_replay_support	1
PARAM_VALUE	0	intel_dp->psr.sink_support	1
PARAM_VALUE	0	intel_dp->quirks.mask	0,64-u64max
PARAM_VALUE	0	intel_dp->reset_link_params	1
PARAM_VALUE	0	intel_dp->set_idle_link_train	2581338496233533440,6581433732049375232,8080192405193592832
PARAM_VALUE	0	intel_dp->set_link_train	1221298588832813056,3034896308005376000,7865009198915809280
PARAM_VALUE	0	intel_dp->tunnel	0,4096-ptr_max
PARAM_VALUE	0	intel_dp->use_rate_select	1
PARAM_VALUE	0	intel_dp->voltage_max	3683023673699598336,6506359451384352768,7066422959327719424
PARAM_VALUE	1	wakeref	4096-ptr_max,(-2)
BUF_SIZE	0	intel_dp	6896
DATA_SOURCE	0	intel_dp	$0
DATA_SOURCE	1	wakeref	r intel_pps_lock
RX_PATH
TASK_NOT_RUNNING
HOST_DATA	0	intel_dp->DP	0-u32max
HOST_DATA	0	intel_dp->pps.pps_delays.power_cycle	0[c]
HOST_DATA	0	intel_dp->pps.pps_delays.power_down	0[c]
HOST_DATA	0	intel_dp->pps.pps_delays.power_up	0[c]
HOST_DATA	0	intel_dp->pps.vlv_active_pipe	0-s32max[c]
LOCK2		&display->pps.mutex

drivers/gpu/drm/i915/display/intel_pps.c intel_pps_off() -> intel_pps_unlock()

Type	Parameter	Key	Value
PARAM_VALUE	0	intel_dp	4096-ptr_max
PARAM_VALUE	1	wakeref	4096-ptr_max,(-2)
BUF_SIZE	0	intel_dp	6896
DATA_SOURCE	0	intel_dp	$0
DATA_SOURCE	1	wakeref	r intel_pps_lock
RX_PATH
TASK_NOT_RUNNING
LOCK2		&display->pps.mutex

drivers/gpu/drm/i915/display/intel_pps.c intel_pps_on() -> intel_pps_unlock()

Type	Parameter	Key	Value
PARAM_VALUE	0	intel_dp	4096-ptr_max
PARAM_VALUE	1	wakeref	4096-ptr_max,(-2)
BUF_SIZE	0	intel_dp	(-1),6896
BUF_SIZE	0	intel_dp	(-1),6896
DATA_SOURCE	0	intel_dp	$0
DATA_SOURCE	1	wakeref	r intel_pps_lock
RX_PATH
TASK_NOT_RUNNING
LOCK2		&display->pps.mutex

drivers/gpu/drm/i915/display/intel_pps.c intel_pps_vdd_off() -> intel_pps_unlock()

Type	Parameter	Key	Value
PARAM_VALUE	0	intel_dp	4096-ptr_max
PARAM_VALUE	0	intel_dp->dfp.max_bpc	0,8,10,12,16
PARAM_VALUE	0	intel_dp->dfp.min_tmds_clock	0,25000
PARAM_VALUE	0	intel_dp->dfp.pcon_max_frl_bw	0,9,18,24,32,40,48
PARAM_VALUE	1	wakeref	4096-ptr_max,(-2)
BUF_SIZE	0	intel_dp	(-1),6896
BUF_SIZE	0	intel_dp	(-1),6896
DATA_SOURCE	0	intel_dp	$0
DATA_SOURCE	1	wakeref	r intel_pps_lock
TASK_NOT_RUNNING
LOCK2		&display->pps.mutex
HALF_LOCKED2		&_connector->dev->mode_config.connection_mutex
HALF_LOCKED2		&dev->mode_config.mutex
TYPE_LOCK		(struct drm_mode_config)->connection_mutex

drivers/gpu/drm/i915/display/intel_pps.c intel_pps_vdd_off_sync() -> intel_pps_unlock()

Type	Parameter	Key	Value
PARAM_VALUE	0	intel_dp	4096-ptr_max
PARAM_VALUE	1	wakeref	4096-ptr_max,(-2)
BUF_SIZE	0	intel_dp	6896
DATA_SOURCE	0	intel_dp	$0
DATA_SOURCE	1	wakeref	r intel_pps_lock
RX_PATH
TASK_NOT_RUNNING
HOST_DATA	0	intel_dp->DP	0-u32max
HOST_DATA	0	intel_dp->pps.backlight_off_delay	1-6554[c]
HOST_DATA	0	intel_dp->pps.backlight_on_delay	1-6554[c]
HOST_DATA	0	intel_dp->pps.bios_pps_delays.backlight_off	0-u16max[c]
HOST_DATA	0	intel_dp->pps.bios_pps_delays.backlight_on	0-u16max[c]
HOST_DATA	0	intel_dp->pps.bios_pps_delays.power_cycle	0-30000[c]
HOST_DATA	0	intel_dp->pps.bios_pps_delays.power_down	0-u16max[c]
HOST_DATA	0	intel_dp->pps.bios_pps_delays.power_up	0-u16max[c]
HOST_DATA	0	intel_dp->pps.panel_power_cycle_delay	1-3000[c]
HOST_DATA	0	intel_dp->pps.panel_power_down_delay	1-6554[c]
HOST_DATA	0	intel_dp->pps.panel_power_up_delay	1-6554[c]
HOST_DATA	0	intel_dp->pps.pps_delays.power_cycle	1000-30000[c]
HOST_DATA	0	intel_dp->pps.pps_delays.power_down	1-u16max[c]
HOST_DATA	0	intel_dp->pps.pps_delays.power_up	1-u16max[c]
HOST_DATA	0	intel_dp->pps.vlv_active_pipe	0-s32max[c]
LOCK2		&display->pps.mutex

drivers/gpu/drm/i915/display/intel_pps.c intel_pps_vdd_on() -> intel_pps_unlock()

Type	Parameter	Key	Value
PARAM_VALUE	0	intel_dp	4096-ptr_max
PARAM_VALUE	1	wakeref	4096-ptr_max,(-2)
BUF_SIZE	0	intel_dp	(-1),6896
BUF_SIZE	0	intel_dp	(-1),6896
DATA_SOURCE	0	intel_dp	$0
DATA_SOURCE	1	wakeref	r intel_pps_lock
RX_PATH
TASK_NOT_RUNNING
LOCK2		&display->pps.mutex

drivers/gpu/drm/i915/display/intel_pps.c intel_pps_wait_power_cycle() -> intel_pps_unlock()

Type	Parameter	Key	Value
PARAM_VALUE	0	intel_dp	4096-ptr_max
PARAM_VALUE	1	wakeref	4096-ptr_max,(-2)
BUF_SIZE	0	intel_dp	6896
DATA_SOURCE	0	intel_dp	$0
DATA_SOURCE	1	wakeref	r intel_pps_lock
RX_PATH
TASK_NOT_RUNNING
LOCK2		&display->pps.mutex
HALF_LOCKED2		&dev->mutex

drivers/gpu/drm/i915/display/intel_pps.c vlv_pps_pipe_reset() -> intel_pps_unlock()

Type	Parameter	Key	Value
PARAM_VALUE	0	intel_dp	4096-ptr_max
PARAM_VALUE	0	intel_dp->reset_link_params	1
PARAM_VALUE	1	wakeref	4096-ptr_max,(-2)
BUF_SIZE	0	intel_dp	6896
DATA_SOURCE	0	intel_dp	$0
DATA_SOURCE	1	wakeref	r intel_pps_lock
HOST_DATA	0	intel_dp->DP	0-u32max
HOST_DATA	0	intel_dp->pps.vlv_active_pipe	0-s32max[c]
LOCK2		&display->pps.mutex

drivers/gpu/drm/i915/display/intel_pps.c vlv_pps_port_disable() -> intel_pps_unlock()

Type	Parameter	Key	Value
PARAM_VALUE	0	intel_dp	4096-ptr_max
PARAM_VALUE	0	intel_dp->pps.vlv_active_pipe	(-1)
PARAM_VALUE	1	wakeref	4096-ptr_max,(-2)
BUF_SIZE	0	intel_dp	6896
DATA_SOURCE	0	intel_dp	r enc_to_intel_dp
DATA_SOURCE	1	wakeref	r intel_pps_lock
RX_PATH
TASK_NOT_RUNNING
LOCK2		&display->pps.mutex

drivers/gpu/drm/i915/display/intel_dp_aux.c intel_dp_aux_xfer() -> intel_pps_unlock()

Type	Parameter	Key	Value
PARAM_VALUE	0	intel_dp	4096-ptr_max
PARAM_VALUE	1	wakeref	4096-ptr_max,(-2)
DATA_SOURCE	0	intel_dp	$0
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HOST_DATA	0	intel_dp->aux_busy_last_status	0-u32max
HOST_DATA	0	intel_dp->pps.backlight_off_delay	1-6554[c]
HOST_DATA	0	intel_dp->pps.backlight_on_delay	1-6554[c]
HOST_DATA	0	intel_dp->pps.bios_pps_delays.backlight_off	0-u16max[c]
HOST_DATA	0	intel_dp->pps.bios_pps_delays.backlight_on	0-u16max[c]
HOST_DATA	0	intel_dp->pps.bios_pps_delays.power_cycle	0-30000[c]
HOST_DATA	0	intel_dp->pps.bios_pps_delays.power_down	0-u16max[c]
HOST_DATA	0	intel_dp->pps.bios_pps_delays.power_up	0-u16max[c]
HOST_DATA	0	intel_dp->pps.panel_power_cycle_delay	1-3000[c]
HOST_DATA	0	intel_dp->pps.panel_power_down_delay	1-6554[c]
HOST_DATA	0	intel_dp->pps.panel_power_up_delay	1-6554[c]
HOST_DATA	0	intel_dp->pps.pps_delays.power_cycle	1000-30000[c]
HOST_DATA	0	intel_dp->pps.pps_delays.power_down	1-u16max[c]
HOST_DATA	0	intel_dp->pps.pps_delays.power_up	1-u16max[c]
HOST_DATA	0	intel_dp->pps.vlv_active_pipe	0-s32max[c]
HALF_LOCKED2		&aux->hw_mutex
HALF_LOCKED2		&display->pps.mutex

drivers/gpu/drm/i915/display/g4x_dp.c intel_enable_dp() -> intel_pps_unlock()

Type	Parameter	Key	Value
PARAM_VALUE	0	intel_dp	4096-ptr_max
PARAM_VALUE	0	intel_dp->set_link_train	4096-ptr_max
PARAM_VALUE	1	wakeref	4096-ptr_max,(-2)
BUF_SIZE	0	intel_dp	6896
DATA_SOURCE	0	intel_dp	r enc_to_intel_dp
DATA_SOURCE	1	wakeref	r intel_pps_lock
RX_PATH
TASK_NOT_RUNNING
LOCK2		&display->pps.mutex