diff options
Diffstat (limited to 'src/include')
| -rw-r--r-- | src/include/acpi/acpigen_dptf.h | 31 |
1 files changed, 29 insertions, 2 deletions
diff --git a/src/include/acpi/acpigen_dptf.h b/src/include/acpi/acpigen_dptf.h index 6ef87a4ee6..31164bfa91 100644 --- a/src/include/acpi/acpigen_dptf.h +++ b/src/include/acpi/acpigen_dptf.h @@ -14,12 +14,15 @@ #define DPTF_DEVICE_PATH "\\_SB.DPTF" #define TCPU_SCOPE "\\_SB.PCI0" +#define DPTF_MAX_FAN_PARTICIPANTS 2 + /* List of available participants (i.e., they can participate in policies) */ enum dptf_participant { DPTF_NONE, DPTF_CPU, DPTF_CHARGER, DPTF_FAN, + DPTF_FAN_2, DPTF_TEMP_SENSOR_0, DPTF_TEMP_SENSOR_1, DPTF_TEMP_SENSOR_2, @@ -52,6 +55,8 @@ enum { /* Active Policy */ struct dptf_active_policy { + /* The device that can be throttled */ + enum dptf_participant source; /* Device capable of being affected by the fan */ enum dptf_participant target; /* Source's contribution to the Target's cooling capability as a percentage */ @@ -115,6 +120,18 @@ struct dptf_fan_perf { uint16_t power; }; +/* Different levels of fan activity, chosen by active policies */ +struct dptf_multifan_perf { + /* Fan percentage level */ + uint8_t percent; + /* Fan speed, in RPM */ + uint16_t speed; + /* Noise level, in 0.1 dBs */ + uint16_t noise_level; + /* Power in mA */ + uint16_t power; +}; + /* Running Average Power Limits (RAPL) */ struct dptf_power_limit_config { /* Minimum level of power limit, in mW */ @@ -151,7 +168,8 @@ void dptf_write_enabled_policies(const struct dptf_active_policy *active_policie * temperature thresholds are met (_AC0 - _AC9), the fan is driven to corresponding percentage * of full speed. */ -void dptf_write_active_policies(const struct dptf_active_policy *policies, int max_count); +void dptf_write_active_policies(const struct dptf_active_policy *policies, int max_count, + bool dptf_multifan_support); /* * This function uses the definition of the passive policies to write out _PSV Methods on all @@ -183,7 +201,16 @@ void dptf_write_charger_perf(const struct dptf_charger_perf *perf, int max_count * 4) The corresponding active cooling trip point (from _ART) (typically left as * DPTF_FIELD_UNUSED). */ -void dptf_write_fan_perf(const struct dptf_fan_perf *perf, int max_count); +void dptf_write_fan_perf(const struct dptf_fan_perf *perf, int max_count, + enum dptf_participant participant); + +void dptf_write_multifan_perf( + const struct dptf_multifan_perf + states[DPTF_MAX_FAN_PARTICIPANTS][DPTF_MAX_FAN_PERF_STATES], + int max_count, enum dptf_participant participant, int fan_num); + +int dptf_write_fan_perf_fps(uint8_t percent, uint16_t power, uint16_t speed, + uint16_t noise_level); /* * This function writes out a PPCC table, which indicates power ranges that different Intel |