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/Linux-v6.1/drivers/cpuidle/
Ddt_idle_genpd.c26 struct genpd_power_state *states, int state_count) in pd_parse_state_nodes() argument
32 ret = parse_state(to_of_node(states[i].fwnode), &state); in pd_parse_state_nodes()
42 states[i].data = state_buf; in pd_parse_state_nodes()
50 kfree(states[i].data); in pd_parse_state_nodes()
56 struct genpd_power_state **states, in pd_parse_states() argument
62 ret = of_genpd_parse_idle_states(np, states, state_count); in pd_parse_states()
67 ret = pd_parse_state_nodes(parse_state, *states, *state_count); in pd_parse_states()
69 kfree(*states); in pd_parse_states()
74 static void pd_free_states(struct genpd_power_state *states, in pd_free_states() argument
80 kfree(states[i].data); in pd_free_states()
[all …]
Dcpuidle-riscv-sbi.c32 u32 *states; member
99 u32 *states = __this_cpu_read(sbi_cpuidle_data.states); in sbi_cpuidle_enter_state() local
100 u32 state = states[idx]; in sbi_cpuidle_enter_state()
114 u32 *states = data->states; in __sbi_enter_domain_idle_state() local
134 state = states[idx]; in __sbi_enter_domain_idle_state()
254 drv->states[state_count - 1].enter = sbi_enter_domain_idle_state; in sbi_dt_cpu_init_topology()
255 drv->states[state_count - 1].enter_s2idle = in sbi_dt_cpu_init_topology()
270 u32 *states; in sbi_cpuidle_dt_init_states() local
277 states = devm_kcalloc(dev, state_count, sizeof(*states), GFP_KERNEL); in sbi_cpuidle_dt_init_states()
278 if (!states) { in sbi_cpuidle_dt_init_states()
[all …]
Dcpuidle-mvebu-v7.c36 if (drv->states[index].flags & MVEBU_V7_FLAG_DEEP_IDLE) in mvebu_v7_enter_idle()
50 .states[0] = ARM_CPUIDLE_WFI_STATE,
51 .states[1] = {
59 .states[2] = {
73 .states[0] = ARM_CPUIDLE_WFI_STATE,
74 .states[1] = {
88 .states[0] = ARM_CPUIDLE_WFI_STATE,
89 .states[1] = {
Dcpuidle-psci.c62 u32 *states = data->psci_states; in __psci_enter_domain_idle_state() local
81 state = states[idx]; in __psci_enter_domain_idle_state()
243 drv->states[state_count - 1].enter = psci_enter_domain_idle_state; in psci_dt_cpu_init_topology()
244 drv->states[state_count - 1].enter_s2idle = psci_enter_s2idle_domain_idle_state; in psci_dt_cpu_init_topology()
359 drv->states[0].enter = psci_enter_idle_state; in psci_idle_init_cpu()
360 drv->states[0].exit_latency = 1; in psci_idle_init_cpu()
361 drv->states[0].target_residency = 1; in psci_idle_init_cpu()
362 drv->states[0].power_usage = UINT_MAX; in psci_idle_init_cpu()
363 strcpy(drv->states[0].name, "WFI"); in psci_idle_init_cpu()
364 strcpy(drv->states[0].desc, "ARM WFI"); in psci_idle_init_cpu()
Dcpuidle.c73 if (drv->states[i].enter_dead) in cpuidle_play_dead()
74 return drv->states[i].enter_dead(dev, i); in cpuidle_play_dead()
89 struct cpuidle_state *s = &drv->states[i]; in find_deepest_state()
143 struct cpuidle_state *target_state = &drv->states[index]; in enter_s2idle_proper()
207 struct cpuidle_state *target_state = &drv->states[index]; in cpuidle_enter_state()
223 target_state = &drv->states[index]; in cpuidle_enter_state()
262 s64 diff, delay = drv->states[entered_state].exit_latency_ns; in cpuidle_enter_state()
276 if (diff < drv->states[entered_state].target_residency_ns) { in cpuidle_enter_state()
295 if (diff - delay >= drv->states[i].target_residency_ns) { in cpuidle_enter_state()
415 state_limit = drv->states[i].target_residency_ns; in cpuidle_poll_time()
[all …]
/Linux-v6.1/drivers/regulator/
Dgpio-regulator.c39 struct gpio_regulator_state *states; member
51 if (data->states[ptr].gpios == data->state) in gpio_regulator_get_value()
52 return data->states[ptr].value; in gpio_regulator_get_value()
65 if (data->states[ptr].value < best_val && in gpio_regulator_set_voltage()
66 data->states[ptr].value >= min_uV && in gpio_regulator_set_voltage()
67 data->states[ptr].value <= max_uV) { in gpio_regulator_set_voltage()
68 target = data->states[ptr].gpios; in gpio_regulator_set_voltage()
69 best_val = data->states[ptr].value; in gpio_regulator_set_voltage()
94 return data->states[selector].value; in gpio_regulator_list_voltage()
104 if (data->states[ptr].value > best_val && in gpio_regulator_set_current_limit()
[all …]
Dirq_helpers.c107 stat = &rid->states[i]; in regulator_notifier_isr_work()
132 stat = &rid->states[i]; in regulator_notifier_isr_work()
214 rdev = rid->states[i].rdev; in regulator_notifier_isr()
240 stat = &rid->states[i]; in regulator_notifier_isr()
286 h->rdata.states = devm_kzalloc(dev, sizeof(*h->rdata.states) * in init_rdev_state()
288 if (!h->rdata.states) in init_rdev_state()
295 h->rdata.states[i].possible_errs = common_err; in init_rdev_state()
297 h->rdata.states[i].possible_errs |= *rdev_err++; in init_rdev_state()
298 h->rdata.states[i].rdev = *rdev++; in init_rdev_state()
309 if (h->rdata.states[i].possible_errs) in init_rdev_errors()
[all …]
/Linux-v6.1/drivers/cpuidle/governors/
Dladder.c40 struct ladder_device_state states[CPUIDLE_STATE_MAX]; member
55 ldev->states[old_idx].stats.promotion_count = 0; in ladder_do_selection()
56 ldev->states[old_idx].stats.demotion_count = 0; in ladder_do_selection()
72 int first_idx = drv->states[0].flags & CPUIDLE_FLAG_POLLING ? 1 : 0; in ladder_select_state()
82 last_state = &ldev->states[last_idx]; in ladder_select_state()
84 last_residency = dev->last_residency_ns - drv->states[last_idx].exit_latency_ns; in ladder_select_state()
90 drv->states[last_idx + 1].exit_latency_ns <= latency_req) { in ladder_select_state()
102 drv->states[last_idx].exit_latency_ns > latency_req)) { in ladder_select_state()
106 if (drv->states[i].exit_latency_ns <= latency_req) in ladder_select_state()
136 int first_idx = drv->states[0].flags & CPUIDLE_FLAG_POLLING ? 1 : 0; in ladder_enable_device()
[all …]
Dmenu.c294 ((data->next_timer_ns < drv->states[1].target_residency_ns || in menu_select()
295 latency_req < drv->states[1].exit_latency_ns) && in menu_select()
302 *stop_tick = !(drv->states[0].flags & CPUIDLE_FLAG_POLLING); in menu_select()
344 struct cpuidle_state *s = &drv->states[i]; in menu_select()
357 if ((drv->states[idx].flags & CPUIDLE_FLAG_POLLING) && in menu_select()
374 predicted_ns = drv->states[idx].target_residency_ns; in menu_select()
384 if (drv->states[idx].target_residency_ns < TICK_NSEC && in menu_select()
403 if (((drv->states[idx].flags & CPUIDLE_FLAG_POLLING) || in menu_select()
407 if (idx > 0 && drv->states[idx].target_residency_ns > delta_tick) { in menu_select()
419 if (drv->states[i].target_residency_ns <= delta_tick) in menu_select()
[all …]
Dteo.c174 u64 lat_ns = drv->states[dev->last_state_idx].exit_latency_ns; in teo_update()
204 s64 target_residency_ns = drv->states[i].target_residency_ns; in teo_update()
251 return (drv->states[idx].target_residency_ns + in teo_middle_of_bin()
252 drv->states[idx+1].target_residency_ns) / 2; in teo_middle_of_bin()
273 if (drv->states[i].target_residency_ns <= duration_ns) in teo_find_shallower_state()
320 if (drv->states[1].target_residency_ns > duration_ns) in teo_select()
333 struct cpuidle_state *s = &drv->states[i]; in teo_select()
460 if (((drv->states[idx].flags & CPUIDLE_FLAG_POLLING) || in teo_select()
471 drv->states[idx].target_residency_ns > delta_tick) in teo_select()
/Linux-v6.1/tools/verification/dot2/
Dautomata.py26 self.states, self.initial_state, self.final_states = self.__get_state_variables()
80 states = []
96 states.append(state)
107 states = sorted(set(states))
108 states.remove(initial_state)
111 states.insert(0, initial_state)
116 return states, initial_state, final_states
145 states = self.states
154 for state in states:
Ddot2c.py41 for state in self.states:
89 if self.states.__len__() > 255:
92 if self.states.__len__() > 65535:
95 if self.states.__len__() > 1000000:
96 raise Exception("Too many states: %d" % self.states.__len__())
134 return self.__get_string_vector_per_line_content(self.states)
152 max_state_name = max(self.states, key = len).__len__()
160 nr_states = self.states.__len__()
202 for state in self.states:
/Linux-v6.1/Documentation/admin-guide/pm/
Dintel_idle.rst28 processor's functional blocks into low-power states. That instruction takes two
42 .. _intel-idle-enumeration-of-states:
50 as C-states (in the ACPI terminology) or idle states. The list of meaningful
51 ``MWAIT`` hint values and idle states (i.e. low-power configurations of the
55 In order to create a list of available idle states required by the ``CPUIdle``
56 subsystem (see :ref:`idle-states-representation` in
58 ``intel_idle`` can use two sources of information: static tables of idle states
69 states, ``intel_idle`` first looks for a ``_CST`` object under one of the ACPI
72 ``CPUIdle`` subsystem expects that the list of idle states supplied by the
76 state description and such that all of the idle states included in its return
[all …]
Dstrategies.rst15 One of them is based on using global low-power states of the whole system in
17 significantly reduced, referred to as :doc:`sleep states <sleep-states>`. The
18 kernel puts the system into one of these states when requested by user space
21 user space code can run. Because sleep states are global and the whole system
26 <working-state>`, is based on adjusting the power states of individual hardware
30 a metastate covering a range of different power states of the system in which
32 ``inactive`` (idle). If they are active, they have to be in power states
34 are inactive, ideally, they should be in low-power states in which they may not
43 for the same system in a sleep state. However, transitions from sleep states
47 sleep states than when they are runtime idle most of the time.
/Linux-v6.1/sound/usb/misc/
Dua101.c90 unsigned long states; member
158 if (test_and_clear_bit(USB_CAPTURE_RUNNING, &ua->states)) { in abort_usb_capture()
166 if (test_and_clear_bit(USB_PLAYBACK_RUNNING, &ua->states)) in abort_usb_playback()
185 if (test_bit(USB_PLAYBACK_RUNNING, &ua->states)) { in playback_urb_complete()
205 set_bit(PLAYBACK_URB_COMPLETED, &ua->states); in first_playback_urb_complete()
258 if (unlikely(!test_bit(USB_PLAYBACK_RUNNING, &ua->states))) in playback_work()
288 if (test_bit(ALSA_PLAYBACK_RUNNING, &ua->states)) in playback_work()
369 if (frames > 0 && test_bit(ALSA_CAPTURE_RUNNING, &ua->states)) in capture_urb_complete()
374 if (test_bit(USB_CAPTURE_RUNNING, &ua->states)) { in capture_urb_complete()
401 if (test_bit(USB_PLAYBACK_RUNNING, &ua->states) && in capture_urb_complete()
[all …]
/Linux-v6.1/drivers/cpufreq/
Dia64-acpi-cpufreq.c97 if (value == data->acpi_data.states[i].status) in extract_clock()
98 return data->acpi_data.states[i].core_frequency; in extract_clock()
100 return data->acpi_data.states[i-1].core_frequency; in extract_clock()
159 value = (u32) data->acpi_data.states[state].control; in processor_set_freq()
254 if ((data->acpi_data.states[i].transition_latency * 1000) > in acpi_cpufreq_cpu_init()
257 data->acpi_data.states[i].transition_latency * 1000; in acpi_cpufreq_cpu_init()
266 data->acpi_data.states[i].core_frequency * 1000; in acpi_cpufreq_cpu_init()
282 (u32) data->acpi_data.states[i].core_frequency, in acpi_cpufreq_cpu_init()
283 (u32) data->acpi_data.states[i].power, in acpi_cpufreq_cpu_init()
284 (u32) data->acpi_data.states[i].transition_latency, in acpi_cpufreq_cpu_init()
[all …]
/Linux-v6.1/Documentation/admin-guide/blockdev/drbd/
Dfigures.rst20 .. kernel-figure:: conn-states-8.dot
21 :alt: conn-states-8.dot
24 .. kernel-figure:: disk-states-8.dot
25 :alt: disk-states-8.dot
28 .. kernel-figure:: peer-states-8.dot
29 :alt: peer-states-8.dot
/Linux-v6.1/drivers/acpi/
Dprocessor_idle.c168 return cx - pr->power.states >= pr->power.timer_broadcast_on_state; in lapic_timer_needs_broadcast()
218 pr->power.states[ACPI_STATE_C2].type = ACPI_STATE_C2; in acpi_processor_get_power_info_fadt()
219 pr->power.states[ACPI_STATE_C3].type = ACPI_STATE_C3; in acpi_processor_get_power_info_fadt()
232 pr->power.states[ACPI_STATE_C2].address = pr->pblk + 4; in acpi_processor_get_power_info_fadt()
233 pr->power.states[ACPI_STATE_C3].address = pr->pblk + 5; in acpi_processor_get_power_info_fadt()
236 pr->power.states[ACPI_STATE_C2].latency = acpi_gbl_FADT.c2_latency; in acpi_processor_get_power_info_fadt()
237 pr->power.states[ACPI_STATE_C3].latency = acpi_gbl_FADT.c3_latency; in acpi_processor_get_power_info_fadt()
247 pr->power.states[ACPI_STATE_C2].address = 0; in acpi_processor_get_power_info_fadt()
258 pr->power.states[ACPI_STATE_C3].address = 0; in acpi_processor_get_power_info_fadt()
262 pr->power.states[ACPI_STATE_C2].address, in acpi_processor_get_power_info_fadt()
[all …]
/Linux-v6.1/drivers/gpu/drm/
Ddrm_blend.c448 struct drm_plane_state **states; in drm_atomic_helper_crtc_normalize_zpos() local
456 states = kmalloc_array(total_planes, sizeof(*states), GFP_KERNEL); in drm_atomic_helper_crtc_normalize_zpos()
457 if (!states) in drm_atomic_helper_crtc_normalize_zpos()
471 states[n++] = plane_state; in drm_atomic_helper_crtc_normalize_zpos()
477 sort(states, n, sizeof(*states), drm_atomic_state_zpos_cmp, NULL); in drm_atomic_helper_crtc_normalize_zpos()
480 plane = states[i]->plane; in drm_atomic_helper_crtc_normalize_zpos()
482 states[i]->normalized_zpos = i; in drm_atomic_helper_crtc_normalize_zpos()
489 kfree(states); in drm_atomic_helper_crtc_normalize_zpos()
/Linux-v6.1/Documentation/ABI/testing/
Dsysfs-bus-surface_aggregator-tabletsw8 Currently returned posture states are:
29 New states may be introduced with new hardware. Users therefore
30 must not rely on this list of states being exhaustive and
31 gracefully handle unknown states.
39 returned posture states are:
55 New states may be introduced with new hardware. Users therefore
56 must not rely on this list of states being exhaustive and
57 gracefully handle unknown states.
/Linux-v6.1/arch/x86/kernel/acpi/
Dcstate.c106 } states[ACPI_PROCESSOR_MAX_POWER]; member
174 percpu_entry->states[cx->index].eax = 0; in acpi_processor_ffh_cstate_probe()
175 percpu_entry->states[cx->index].ecx = 0; in acpi_processor_ffh_cstate_probe()
183 percpu_entry->states[cx->index].eax = cx->address; in acpi_processor_ffh_cstate_probe()
184 percpu_entry->states[cx->index].ecx = MWAIT_ECX_INTERRUPT_BREAK; in acpi_processor_ffh_cstate_probe()
205 mwait_idle_with_hints(percpu_entry->states[cx->index].eax, in acpi_processor_ffh_cstate_enter()
206 percpu_entry->states[cx->index].ecx); in acpi_processor_ffh_cstate_enter()
/Linux-v6.1/drivers/i2c/muxes/
Di2c-mux-pinctrl.c19 struct pinctrl_state *states[]; member
26 return pinctrl_select_state(mux->pinctrl, mux->states[chan]); in i2c_mux_pinctrl_select()
96 struct_size(mux, states, num_names), in i2c_mux_pinctrl_probe()
121 mux->states[i] = pinctrl_lookup_state(mux->pinctrl, name); in i2c_mux_pinctrl_probe()
122 if (IS_ERR(mux->states[i])) { in i2c_mux_pinctrl_probe()
123 ret = PTR_ERR(mux->states[i]); in i2c_mux_pinctrl_probe()
144 if (root != i2c_mux_pinctrl_root_adapter(mux->states[i])) { in i2c_mux_pinctrl_probe()
/Linux-v6.1/Documentation/devicetree/bindings/powerpc/opal/
Dpower-mgt.txt5 idle states. The description of these idle states is exposed via the
14 - flags: indicating some aspects of this idle states such as the
16 idle states and so on. The flag bits are as follows:
27 The following properties provide details about the idle states. These
32 If idle-states are defined, then the properties
38 Array of strings containing the names of the idle states.
42 flags associated with the aforementioned idle-states. The
62 exit-latencies (in ns) for the idle states in
67 target-residency (in ns) for the idle states in
75 PSSCR for each of the idle states in ibm,cpu-idle-state-names.
[all …]
/Linux-v6.1/arch/arm64/boot/dts/freescale/
Dfsl-ls2088a.dtsi21 cpu-idle-states = <&CPU_PW20>;
31 cpu-idle-states = <&CPU_PW20>;
41 cpu-idle-states = <&CPU_PW20>;
51 cpu-idle-states = <&CPU_PW20>;
62 cpu-idle-states = <&CPU_PW20>;
71 cpu-idle-states = <&CPU_PW20>;
81 cpu-idle-states = <&CPU_PW20>;
91 cpu-idle-states = <&CPU_PW20>;
Dfsl-ls2080a.dtsi21 cpu-idle-states = <&CPU_PW20>;
31 cpu-idle-states = <&CPU_PW20>;
41 cpu-idle-states = <&CPU_PW20>;
51 cpu-idle-states = <&CPU_PW20>;
61 cpu-idle-states = <&CPU_PW20>;
71 cpu-idle-states = <&CPU_PW20>;
82 cpu-idle-states = <&CPU_PW20>;
91 cpu-idle-states = <&CPU_PW20>;

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