| /Linux-v5.15/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-v5.15/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 | 61 u32 *states = data->psci_states; in __psci_enter_domain_idle_state() local 80 state = states[idx]; in __psci_enter_domain_idle_state() 197 drv->states[state_count - 1].enter = psci_enter_domain_idle_state; in psci_dt_cpu_init_topology() 198 drv->states[state_count - 1].enter_s2idle = psci_enter_s2idle_domain_idle_state; in psci_dt_cpu_init_topology() 313 drv->states[0].enter = psci_enter_idle_state; in psci_idle_init_cpu() 314 drv->states[0].exit_latency = 1; in psci_idle_init_cpu() 315 drv->states[0].target_residency = 1; in psci_idle_init_cpu() 316 drv->states[0].power_usage = UINT_MAX; in psci_idle_init_cpu() 317 strcpy(drv->states[0].name, "WFI"); in psci_idle_init_cpu() 318 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() 410 state_limit = drv->states[i].target_residency_ns; in cpuidle_poll_time() [all …]
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| /Linux-v5.15/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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| D | irq_helpers.c | 107 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 …]
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| /Linux-v5.15/drivers/cpuidle/governors/ |
| 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 | 294 ((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 …]
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| D | teo.c | 174 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()
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| /Linux-v5.15/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 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 …]
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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.
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| /Linux-v5.15/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-v5.15/sound/usb/misc/ |
| D | ua101.c | 90 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 …]
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| /Linux-v5.15/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
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| /Linux-v5.15/drivers/acpi/ |
| D | processor_idle.c | 165 return cx - pr->power.states >= pr->power.timer_broadcast_on_state; in lapic_timer_needs_broadcast() 215 pr->power.states[ACPI_STATE_C2].type = ACPI_STATE_C2; in acpi_processor_get_power_info_fadt() 216 pr->power.states[ACPI_STATE_C3].type = ACPI_STATE_C3; in acpi_processor_get_power_info_fadt() 229 pr->power.states[ACPI_STATE_C2].address = pr->pblk + 4; in acpi_processor_get_power_info_fadt() 230 pr->power.states[ACPI_STATE_C3].address = pr->pblk + 5; in acpi_processor_get_power_info_fadt() 233 pr->power.states[ACPI_STATE_C2].latency = acpi_gbl_FADT.c2_latency; in acpi_processor_get_power_info_fadt() 234 pr->power.states[ACPI_STATE_C3].latency = acpi_gbl_FADT.c3_latency; in acpi_processor_get_power_info_fadt() 244 pr->power.states[ACPI_STATE_C2].address = 0; in acpi_processor_get_power_info_fadt() 255 pr->power.states[ACPI_STATE_C3].address = 0; in acpi_processor_get_power_info_fadt() 259 pr->power.states[ACPI_STATE_C2].address, in acpi_processor_get_power_info_fadt() [all …]
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| /Linux-v5.15/drivers/gpu/drm/ |
| D | drm_blend.c | 448 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()
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| /Linux-v5.15/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-v5.15/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-v5.15/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-v5.15/arch/arm64/boot/dts/freescale/ |
| D | fsl-ls2088a.dtsi | 21 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>;
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| D | fsl-ls2080a.dtsi | 21 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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| /Linux-v5.15/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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| /Linux-v5.15/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-v5.15/drivers/base/power/ |
| D | domain_governor.c | 161 min_sleep_ns = genpd->states[state].power_off_latency_ns + in next_wakeup_allows_state() 162 genpd->states[state].residency_ns; in next_wakeup_allows_state() 178 off_on_time_ns = genpd->states[state].power_off_latency_ns + in __default_power_down_ok() 179 genpd->states[state].power_on_latency_ns; in __default_power_down_ok() 248 genpd->states[state].power_on_latency_ns; in __default_power_down_ok() 379 if (idle_duration_ns >= (genpd->states[i].residency_ns + in cpu_power_down_ok() 380 genpd->states[i].power_off_latency_ns)) { in cpu_power_down_ok()
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