| /Linux-v5.10/arch/h8300/lib/ |
| D | mulsi3.S | 9 ; 16b * 16b = 372 states (worst case)
10 ; 32b * 32b = 724 states (worst case)
14 ; 16b * 16b = 48 states
15 ; 16b * 32b = 72 states
16 ; 32b * 32b = 92 states
21 mov.w r1,r2 ; ( 2 states) b * d
22 mulxu r0,er2 ; (22 states)
24 mov.w e0,r3 ; ( 2 states) a * d
25 beq L_skip1 ; ( 4 states)
26 mulxu r1,er3 ; (22 states)
[all …]
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| /Linux-v5.10/drivers/cpuidle/governors/ |
| D | teo.c | 105 struct teo_idle_state states[CPUIDLE_STATE_MAX]; member
131 u64 lat_ns = drv->states[dev->last_state_idx].exit_latency_ns; in teo_update()
158 unsigned int early_hits = cpu_data->states[i].early_hits; in teo_update()
160 cpu_data->states[i].early_hits -= early_hits >> DECAY_SHIFT; in teo_update()
162 if (drv->states[i].target_residency_ns <= cpu_data->sleep_length_ns) { in teo_update()
164 if (drv->states[i].target_residency_ns <= measured_ns) in teo_update()
178 unsigned int hits = cpu_data->states[idx_timer].hits; in teo_update()
179 unsigned int misses = cpu_data->states[idx_timer].misses; in teo_update()
187 cpu_data->states[idx_hit].early_hits += PULSE; in teo_update()
192 cpu_data->states[idx_timer].misses = misses; in teo_update()
[all …]
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| D | ladder.c | 40 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 …]
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| D | menu.c | 289 ((data->next_timer_ns < drv->states[1].target_residency_ns || in menu_select()
290 latency_req < drv->states[1].exit_latency_ns) && in menu_select()
297 *stop_tick = !(drv->states[0].flags & CPUIDLE_FLAG_POLLING); in menu_select()
339 struct cpuidle_state *s = &drv->states[i]; in menu_select()
352 if ((drv->states[idx].flags & CPUIDLE_FLAG_POLLING) && in menu_select()
369 predicted_ns = drv->states[idx].target_residency_ns; in menu_select()
379 if (drv->states[idx].target_residency_ns < TICK_NSEC && in menu_select()
398 if (((drv->states[idx].flags & CPUIDLE_FLAG_POLLING) || in menu_select()
402 if (idx > 0 && drv->states[idx].target_residency_ns > delta_next) { in menu_select()
414 if (drv->states[i].target_residency_ns <= delta_next) in menu_select()
[all …]
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| /Linux-v5.10/drivers/cpuidle/ |
| D | cpuidle-psci-domain.c | 34 struct genpd_power_state *state = &pd->states[pd->state_idx]; in psci_pd_power_off()
50 static int psci_pd_parse_state_nodes(struct genpd_power_state *states, in psci_pd_parse_state_nodes() argument
57 ret = psci_dt_parse_state_node(to_of_node(states[i].fwnode), in psci_pd_parse_state_nodes()
68 states[i].data = psci_state_buf; in psci_pd_parse_state_nodes()
76 kfree(states[i].data); in psci_pd_parse_state_nodes()
81 struct genpd_power_state **states, int *state_count) in psci_pd_parse_states() argument
86 ret = of_genpd_parse_idle_states(np, states, state_count); in psci_pd_parse_states()
91 ret = psci_pd_parse_state_nodes(*states, *state_count); in psci_pd_parse_states()
93 kfree(*states); in psci_pd_parse_states()
98 static void psci_pd_free_states(struct genpd_power_state *states, in psci_pd_free_states() argument
[all …]
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| D | cpuidle-mvebu-v7.c | 36 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] = {
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| D | cpuidle-psci.c | 59 u32 *states = data->psci_states; in psci_enter_domain_idle_state() local
73 state = states[idx]; in psci_enter_domain_idle_state()
172 drv->states[state_count - 1].enter = psci_enter_domain_idle_state; in psci_dt_cpu_init_topology()
287 drv->states[0].enter = psci_enter_idle_state; in psci_idle_init_cpu()
288 drv->states[0].exit_latency = 1; in psci_idle_init_cpu()
289 drv->states[0].target_residency = 1; in psci_idle_init_cpu()
290 drv->states[0].power_usage = UINT_MAX; in psci_idle_init_cpu()
291 strcpy(drv->states[0].name, "WFI"); in psci_idle_init_cpu()
292 strcpy(drv->states[0].desc, "ARM WFI"); in psci_idle_init_cpu()
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| D | cpuidle.c | 71 if (drv->states[i].enter_dead) in cpuidle_play_dead()
72 return drv->states[i].enter_dead(dev, i); in cpuidle_play_dead()
87 struct cpuidle_state *s = &drv->states[i]; in find_deepest_state()
141 struct cpuidle_state *target_state = &drv->states[index]; in enter_s2idle_proper()
205 struct cpuidle_state *target_state = &drv->states[index]; in cpuidle_enter_state()
221 target_state = &drv->states[index]; in cpuidle_enter_state()
260 s64 diff, delay = drv->states[entered_state].exit_latency_ns; in cpuidle_enter_state()
274 if (diff < drv->states[entered_state].target_residency_ns) { in cpuidle_enter_state()
292 if (diff - delay >= drv->states[i].target_residency_ns) in cpuidle_enter_state()
393 limit_ns = drv->states[i].target_residency_ns; in cpuidle_poll_time()
[all …]
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| D | cpuidle-big_little.c | 62 .states[0] = ARM_CPUIDLE_WFI_STATE,
63 .states[1] = {
83 .states[0] = ARM_CPUIDLE_WFI_STATE,
84 .states[1] = {
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| /Linux-v5.10/drivers/regulator/ |
| D | gpio-regulator.c | 39 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 …]
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| /Linux-v5.10/Documentation/admin-guide/pm/ |
| D | intel_idle.rst | 28 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 :doc:`cpuidle`),
57 ``intel_idle`` can use two sources of information: static tables of idle states
68 states, ``intel_idle`` first looks for a ``_CST`` object under one of the ACPI
71 ``CPUIdle`` subsystem expects that the list of idle states supplied by the
75 state description and such that all of the idle states included in its return
[all …]
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| D | strategies.rst | 15 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-v5.10/drivers/cpufreq/ |
| D | ia64-acpi-cpufreq.c | 97 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 …]
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| /Linux-v5.10/Documentation/admin-guide/blockdev/drbd/ |
| D | figures.rst | 20 .. 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:: node-states-8.dot
29 :alt: node-states-8.dot
|
| /Linux-v5.10/sound/usb/misc/ |
| D | ua101.c | 91 unsigned long states; member
159 if (test_and_clear_bit(USB_CAPTURE_RUNNING, &ua->states)) { in abort_usb_capture()
167 if (test_and_clear_bit(USB_PLAYBACK_RUNNING, &ua->states)) in abort_usb_playback()
186 if (test_bit(USB_PLAYBACK_RUNNING, &ua->states)) { in playback_urb_complete()
206 set_bit(PLAYBACK_URB_COMPLETED, &ua->states); in first_playback_urb_complete()
259 if (unlikely(!test_bit(USB_PLAYBACK_RUNNING, &ua->states))) in playback_work()
289 if (test_bit(ALSA_PLAYBACK_RUNNING, &ua->states)) in playback_work()
370 if (frames > 0 && test_bit(ALSA_CAPTURE_RUNNING, &ua->states)) in capture_urb_complete()
375 if (test_bit(USB_CAPTURE_RUNNING, &ua->states)) { in capture_urb_complete()
402 if (test_bit(USB_PLAYBACK_RUNNING, &ua->states) && in capture_urb_complete()
[all …]
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| /Linux-v5.10/drivers/acpi/ |
| D | processor_idle.c | 167 return cx - pr->power.states >= pr->power.timer_broadcast_on_state; in lapic_timer_needs_broadcast()
217 pr->power.states[ACPI_STATE_C2].type = ACPI_STATE_C2; in acpi_processor_get_power_info_fadt()
218 pr->power.states[ACPI_STATE_C3].type = ACPI_STATE_C3; in acpi_processor_get_power_info_fadt()
231 pr->power.states[ACPI_STATE_C2].address = pr->pblk + 4; in acpi_processor_get_power_info_fadt()
232 pr->power.states[ACPI_STATE_C3].address = pr->pblk + 5; in acpi_processor_get_power_info_fadt()
235 pr->power.states[ACPI_STATE_C2].latency = acpi_gbl_FADT.c2_latency; in acpi_processor_get_power_info_fadt()
236 pr->power.states[ACPI_STATE_C3].latency = acpi_gbl_FADT.c3_latency; in acpi_processor_get_power_info_fadt()
246 pr->power.states[ACPI_STATE_C2].address = 0; in acpi_processor_get_power_info_fadt()
257 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 …]
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| /Linux-v5.10/drivers/gpu/drm/ |
| D | drm_blend.c | 441 struct drm_plane_state **states; in drm_atomic_helper_crtc_normalize_zpos() local
449 states = kmalloc_array(total_planes, sizeof(*states), GFP_KERNEL); in drm_atomic_helper_crtc_normalize_zpos()
450 if (!states) in drm_atomic_helper_crtc_normalize_zpos()
464 states[n++] = plane_state; in drm_atomic_helper_crtc_normalize_zpos()
470 sort(states, n, sizeof(*states), drm_atomic_state_zpos_cmp, NULL); in drm_atomic_helper_crtc_normalize_zpos()
473 plane = states[i]->plane; in drm_atomic_helper_crtc_normalize_zpos()
475 states[i]->normalized_zpos = i; in drm_atomic_helper_crtc_normalize_zpos()
482 kfree(states); in drm_atomic_helper_crtc_normalize_zpos()
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| /Linux-v5.10/arch/x86/kernel/acpi/ |
| D | cstate.c | 91 } states[ACPI_PROCESSOR_MAX_POWER]; member
159 percpu_entry->states[cx->index].eax = 0; in acpi_processor_ffh_cstate_probe()
160 percpu_entry->states[cx->index].ecx = 0; in acpi_processor_ffh_cstate_probe()
168 percpu_entry->states[cx->index].eax = cx->address; in acpi_processor_ffh_cstate_probe()
169 percpu_entry->states[cx->index].ecx = MWAIT_ECX_INTERRUPT_BREAK; in acpi_processor_ffh_cstate_probe()
190 mwait_idle_with_hints(percpu_entry->states[cx->index].eax, in acpi_processor_ffh_cstate_enter()
191 percpu_entry->states[cx->index].ecx); in acpi_processor_ffh_cstate_enter()
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| /Linux-v5.10/drivers/i2c/muxes/ |
| D | i2c-mux-pinctrl.c | 19 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()
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| /Linux-v5.10/Documentation/devicetree/bindings/powerpc/opal/ |
| D | power-mgt.txt | 5 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 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 …]
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| /Linux-v5.10/arch/arm64/boot/dts/freescale/ |
| D | fsl-ls2080a.dtsi | 20 cpu-idle-states = <&CPU_PW20>;
30 cpu-idle-states = <&CPU_PW20>;
40 cpu-idle-states = <&CPU_PW20>;
50 cpu-idle-states = <&CPU_PW20>;
60 cpu-idle-states = <&CPU_PW20>;
70 cpu-idle-states = <&CPU_PW20>;
81 cpu-idle-states = <&CPU_PW20>;
90 cpu-idle-states = <&CPU_PW20>;
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| D | fsl-ls2088a.dtsi | 20 cpu-idle-states = <&CPU_PW20>;
30 cpu-idle-states = <&CPU_PW20>;
40 cpu-idle-states = <&CPU_PW20>;
50 cpu-idle-states = <&CPU_PW20>;
61 cpu-idle-states = <&CPU_PW20>;
70 cpu-idle-states = <&CPU_PW20>;
80 cpu-idle-states = <&CPU_PW20>;
90 cpu-idle-states = <&CPU_PW20>;
|
| /Linux-v5.10/tools/power/cpupower/utils/helpers/ |
| D | misc.c | 9 int *states) in cpufreq_has_boost_support() argument
15 *support = *active = *states = 0; in cpufreq_has_boost_support()
35 ret = amd_pci_get_num_boost_states(active, states); in cpufreq_has_boost_support()
|
| /Linux-v5.10/arch/x86/platform/intel-mid/ |
| D | pwr.c | 398 static int mid_set_initial_state(struct mid_pwr *pwr, const u32 *states) in mid_set_initial_state() argument
423 mid_pwr_set_state(pwr, 0, states[0]); in mid_set_initial_state()
424 mid_pwr_set_state(pwr, 1, states[1]); in mid_set_initial_state()
425 mid_pwr_set_state(pwr, 2, states[2]); in mid_set_initial_state()
426 mid_pwr_set_state(pwr, 3, states[3]); in mid_set_initial_state()
444 static const u32 states[] = { in pnw_set_initial_state() local
450 return mid_set_initial_state(pwr, states); in pnw_set_initial_state()
455 static const u32 states[] = { in tng_set_initial_state() local
461 return mid_set_initial_state(pwr, states); in tng_set_initial_state()
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| /Linux-v5.10/Documentation/ABI/testing/ |
| D | sysfs-devices-power | 15 from sleep states, such as the memory sleep state (suspend to
33 be enabled to wake up the system from sleep states.
87 the system from sleep states, this attribute is not present.
89 states, this attribute is empty.
99 system from sleep states, this attribute is not present. If
101 states, this attribute is empty.
111 is not capable to wake up the system from sleep states, this
113 up the system from sleep states, this attribute is empty.
123 from sleep states, this attribute is not present. If the
124 device is not enabled to wake up the system from sleep states,
[all …]
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