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regulator
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regulator.h
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/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ /* * Regulator uapi header * * Author: Naresh Solanki <Naresh.Solanki@9elements.com> */ #ifndef _REGULATOR_H #define _REGULATOR_H #include <stdint.h> /* * Regulator notifier events. * * UNDER_VOLTAGE Regulator output is under voltage. * OVER_CURRENT Regulator output current is too high. * REGULATION_OUT Regulator output is out of regulation. * FAIL Regulator output has failed. * OVER_TEMP Regulator over temp. * FORCE_DISABLE Regulator forcibly shut down by software. * VOLTAGE_CHANGE Regulator voltage changed. * Data passed is old voltage cast to (void *). * DISABLE Regulator was disabled. * PRE_VOLTAGE_CHANGE Regulator is about to have voltage changed. * Data passed is "struct pre_voltage_change_data" * ABORT_VOLTAGE_CHANGE Regulator voltage change failed for some reason. * Data passed is old voltage cast to (void *). * PRE_DISABLE Regulator is about to be disabled * ABORT_DISABLE Regulator disable failed for some reason * * NOTE: These events can be OR'ed together when passed into handler. */ #define REGULATOR_EVENT_UNDER_VOLTAGE 0x01 #define REGULATOR_EVENT_OVER_CURRENT 0x02 #define REGULATOR_EVENT_REGULATION_OUT 0x04 #define REGULATOR_EVENT_FAIL 0x08 #define REGULATOR_EVENT_OVER_TEMP 0x10 #define REGULATOR_EVENT_FORCE_DISABLE 0x20 #define REGULATOR_EVENT_VOLTAGE_CHANGE 0x40 #define REGULATOR_EVENT_DISABLE 0x80 #define REGULATOR_EVENT_PRE_VOLTAGE_CHANGE 0x100 #define REGULATOR_EVENT_ABORT_VOLTAGE_CHANGE 0x200 #define REGULATOR_EVENT_PRE_DISABLE 0x400 #define REGULATOR_EVENT_ABORT_DISABLE 0x800 #define REGULATOR_EVENT_ENABLE 0x1000 /* * Following notifications should be emitted only if detected condition * is such that the HW is likely to still be working but consumers should * take a recovery action to prevent problems escalating into errors. */ #define REGULATOR_EVENT_UNDER_VOLTAGE_WARN 0x2000 #define REGULATOR_EVENT_OVER_CURRENT_WARN 0x4000 #define REGULATOR_EVENT_OVER_VOLTAGE_WARN 0x8000 #define REGULATOR_EVENT_OVER_TEMP_WARN 0x10000 #define REGULATOR_EVENT_WARN_MASK 0x1E000 struct reg_genl_event { char reg_name[32]; uint64_t event; }; /* attributes of reg_genl_family */ enum { REG_GENL_ATTR_UNSPEC, REG_GENL_ATTR_EVENT, /* reg event info needed by user space */ __REG_GENL_ATTR_MAX, }; #define REG_GENL_ATTR_MAX (__REG_GENL_ATTR_MAX - 1) /* commands supported by the reg_genl_family */ enum { REG_GENL_CMD_UNSPEC, REG_GENL_CMD_EVENT, /* kernel->user notifications for reg events */ __REG_GENL_CMD_MAX, }; #define REG_GENL_CMD_MAX (__REG_GENL_CMD_MAX - 1) #define REG_GENL_FAMILY_NAME "reg_event" #define REG_GENL_VERSION 0x01 #define REG_GENL_MCAST_GROUP_NAME "reg_mc_group" #endif /* _REGULATOR_H */