| /linux/drivers/cpufreq/ |
| H A D | amd-pstate-ut.c | 111 * highest_perf >= nominal_perf > lowest_nonlinear_perf > lowest_perf > 0
116 u32 highest_perf = 0, nominal_perf = 0, lowest_nonlinear_perf = 0, lowest_perf = 0; in amd_pstate_ut_check_perf() local
137 highest_perf = cppc_perf.highest_perf; in amd_pstate_ut_check_perf()
148 highest_perf = FIELD_GET(AMD_CPPC_HIGHEST_PERF_MASK, cap1); in amd_pstate_ut_check_perf()
155 if (highest_perf != cur_perf.highest_perf && !cpudata->hw_prefcore) { in amd_pstate_ut_check_perf()
157 __func__, cpu, highest_perf, cur_perf.highest_perf); in amd_pstate_ut_check_perf()
170 if (!((highest_perf > in amd_pstate_ut_check_perf()
[all...] |
| H A D | amd-pstate-trace.h | 89 u8 highest_perf,
98 highest_perf,
107 __field(u8, highest_perf)
117 __entry->highest_perf = highest_perf;
129 (u8)__entry->highest_perf,
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| H A D | amd-pstate.c | 143 return (u8)clamp(perf_val, perf.lowest_perf, perf.highest_perf); in freq_to_perf()
249 perf.highest_perf, in msr_update_perf()
299 trace_amd_pstate_epp_perf(cpudata->cpu, perf.highest_perf, in msr_set_epp()
344 trace_amd_pstate_epp_perf(cpudata->cpu, perf.highest_perf, in shmem_set_epp()
420 perf.highest_perf = numerator; in msr_init_perf()
447 perf.highest_perf = numerator; in shmem_init_perf()
454 WRITE_ONCE(cpudata->prefcore_ranking, cppc_perf.highest_perf); in shmem_init_perf()
509 perf.highest_perf, in shmem_update_perf()
720 cap_perf = perf.highest_perf; in amd_pstate_adjust_perf()
750 max_freq = perf_to_freq(perf, cpudata->nominal_freq, perf.highest_perf); in amd_pstate_cpu_boost_update()
[all...] |
| H A D | acpi-cpufreq.c | 628 * between the highest_perf and the nominal_perf.
636 u64 highest_perf, nominal_perf; in get_max_boost_ratio() local
650 ret = amd_get_boost_ratio_numerator(cpu, &highest_perf); in get_max_boost_ratio()
657 highest_perf = perf_caps.highest_perf; in get_max_boost_ratio()
665 if (!highest_perf || !nominal_perf) { in get_max_boost_ratio()
670 if (highest_perf < nominal_perf) { in get_max_boost_ratio()
675 return div_u64(highest_perf << SCHED_CAPACITY_SHIFT, nominal_perf); in get_max_boost_ratio()
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| H A D | amd-pstate.h | 19 * @highest_perf: the maximum performance an individual processor may reach,
21 * For platforms that support the preferred core feature, the highest_perf value maybe
23 * core ranking is encoded in the highest_perf value). To maintain consistency across
24 * all platforms, we split the highest_perf and preferred core ranking values into
25 * cpudata->perf.highest_perf and cpudata->prefcore_ranking.
37 u8 highest_perf; member
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| H A D | intel_pstate.c | 376 if (ret || cppc_perf.highest_perf == CPPC_MAX_PERF) in intel_pstate_set_itmt_prio()
377 cppc_perf.highest_perf = HWP_HIGHEST_PERF(READ_ONCE(all_cpu_data[cpu]->hwp_cap_cached)); in intel_pstate_set_itmt_prio()
384 sched_set_itmt_core_prio(cppc_perf.highest_perf, cpu); in intel_pstate_set_itmt_prio()
387 if (cppc_perf.highest_perf > max_highest_perf) in intel_pstate_set_itmt_prio()
388 max_highest_perf = cppc_perf.highest_perf; in intel_pstate_set_itmt_prio()
390 if (cppc_perf.highest_perf < min_highest_perf) in intel_pstate_set_itmt_prio()
391 min_highest_perf = cppc_perf.highest_perf; in intel_pstate_set_itmt_prio()
|
| /linux/arch/x86/kernel/acpi/ |
| H A D | cppc.c | 140 * @highest_perf: Return address for highest performance value.
144 int amd_get_highest_perf(unsigned int cpu, u32 *highest_perf) in amd_get_highest_perf() argument
161 WRITE_ONCE(*highest_perf, (u32)val); in amd_get_highest_perf()
183 u64 highest_perf[2] = {0}; in amd_detect_prefcore() local
207 if (!count || (count == 1 && tmp != highest_perf[0])) in amd_detect_prefcore()
208 highest_perf[count++] = tmp; in amd_detect_prefcore()
215 boost_numerator = highest_perf[0]; in amd_detect_prefcore()
221 *detected ? "" : "un", highest_perf[0]); in amd_detect_prefcore()
|
| /linux/include/acpi/ |
| H A D | cppc_acpi.h | 116 u32 highest_perf; member
152 extern int cppc_get_highest_perf(int cpunum, u64 *highest_perf);
175 extern int amd_get_highest_perf(unsigned int cpu, u32 *highest_perf);
187 static inline int cppc_get_highest_perf(int cpunum, u64 *highest_perf) in cppc_get_highest_perf() argument
263 static inline int amd_get_highest_perf(unsigned int cpu, u32 *highest_perf) in amd_get_highest_perf() argument
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| /linux/tools/power/cpupower/utils/helpers/ |
| H A D | amd.c | 204 unsigned long highest_perf, nominal_perf, cpuinfo_min, in amd_pstate_boost_init() local
207 highest_perf = amd_pstate_get_data(cpu, AMD_PSTATE_HIGHEST_PERF); in amd_pstate_boost_init()
210 *support = highest_perf > nominal_perf ? 1 : 0; in amd_pstate_boost_init()
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| /linux/Documentation/admin-guide/acpi/ |
| H A D | cppc_sysfs.rst | 31 -r--r--r-- 1 root root 65536 Mar 5 19:38 highest_perf
40 * highest_perf : Highest performance of this processor (abstract scale).
|
| /linux/Documentation/admin-guide/pm/ |
| H A D | amd-pstate.rst | 596 | | || highest_perf >= nominal_perf > lowest_nonlinear_perf > lowest_perf > 0. |
|