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Searched refs:max_cstate (Results 1 – 11 of 11) sorted by relevance

/Linux-v5.4/drivers/acpi/
Dprocessor_idle.c40 static unsigned int max_cstate __read_mostly = ACPI_PROCESSOR_MAX_POWER;
41 module_param(max_cstate, uint, 0000);
75 if (max_cstate > ACPI_PROCESSOR_MAX_POWER) in set_max_cstate()
82 max_cstate = (long)id->driver_data; in set_max_cstate()
550 for (i = 1; i < ACPI_PROCESSOR_MAX_POWER && i <= max_cstate; i++) { in acpi_processor_power_verify()
821 if (max_cstate == 0) in acpi_processor_setup_cpuidle_cx()
822 max_cstate = 1; in acpi_processor_setup_cpuidle_cx()
824 for (i = 1; i < ACPI_PROCESSOR_MAX_POWER && i <= max_cstate; i++) { in acpi_processor_setup_cpuidle_cx()
850 if (max_cstate == 0) in acpi_processor_setup_cstates()
851 max_cstate = 1; in acpi_processor_setup_cstates()
[all …]
/Linux-v5.4/arch/x86/include/asm/
Dacpi.h70 static inline unsigned int acpi_processor_cstate_check(unsigned int max_cstate) in acpi_processor_cstate_check() argument
86 return max_cstate; in acpi_processor_cstate_check()
/Linux-v5.4/drivers/idle/
Dintel_idle.c64 static int max_cstate = CPUIDLE_STATE_MAX - 1; variable
1106 if (max_cstate == 0) { in intel_idle_probe()
1268 if (max_cstate <= 7) in sklh_idle_state_table_update()
1341 if (cstate + 1 > max_cstate) { in intel_idle_cpuidle_driver_init()
1342 pr_info("max_cstate %d reached\n", max_cstate); in intel_idle_cpuidle_driver_init()
1482 module_param(max_cstate, int, 0444);
/Linux-v5.4/Documentation/admin-guide/pm/
Dcpuidle.rst710 the ``intel_idle.max_cstate=<n>`` and ``processor.max_cstate=<n>`` parameters,
718 ``intel_idle.max_cstate=0`` to the kernel command line disables the
720 ``processor.max_cstate=0`` is equivalent to ``processor.max_cstate=1``.
722 can be loaded separately and ``max_cstate=<n>`` can be passed to it as a module
/Linux-v5.4/tools/power/cpupower/po/
Dde.po898 msgid "max_cstate: C%u\n"
899 msgstr "max_cstate: C%u\n"
Dcs.po868 msgid "max_cstate: C%u\n"
Dfr.po868 msgid "max_cstate: C%u\n"
Dit.po877 msgid "max_cstate: C%u\n"
Dpt.po879 msgid "max_cstate: C%u\n"
/Linux-v5.4/Documentation/timers/
Dno_hz.rst248 c. On x86 systems, use the "intel_idle.max_cstate=" to limit
/Linux-v5.4/Documentation/admin-guide/
Dkernel-parameters.txt1751 intel_idle.max_cstate= [KNL,HW,ACPI,X86]
3700 processor.max_cstate= [HW,ACPI]
3702 max_cstate=9 overrides any DMI blacklist limit.