From 2c3c1048746a4622d8c89a29670120dc8fab93c4 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 20:49:45 +0200 Subject: Adding upstream version 6.1.76. Signed-off-by: Daniel Baumann --- drivers/regulator/internal.h | 125 +++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 125 insertions(+) create mode 100644 drivers/regulator/internal.h (limited to 'drivers/regulator/internal.h') diff --git a/drivers/regulator/internal.h b/drivers/regulator/internal.h new file mode 100644 index 000000000..1e9c71642 --- /dev/null +++ b/drivers/regulator/internal.h @@ -0,0 +1,125 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ +/* + * internal.h -- Voltage/Current Regulator framework internal code + * + * Copyright 2007, 2008 Wolfson Microelectronics PLC. + * Copyright 2008 SlimLogic Ltd. + * + * Author: Liam Girdwood + */ + +#ifndef __REGULATOR_INTERNAL_H +#define __REGULATOR_INTERNAL_H + +#include + +#define REGULATOR_STATES_NUM (PM_SUSPEND_MAX + 1) + +#define rdev_crit(rdev, fmt, ...) \ + pr_crit("%s: " fmt, rdev_get_name(rdev), ##__VA_ARGS__) +#define rdev_err(rdev, fmt, ...) \ + pr_err("%s: " fmt, rdev_get_name(rdev), ##__VA_ARGS__) +#define rdev_warn(rdev, fmt, ...) \ + pr_warn("%s: " fmt, rdev_get_name(rdev), ##__VA_ARGS__) +#define rdev_info(rdev, fmt, ...) \ + pr_info("%s: " fmt, rdev_get_name(rdev), ##__VA_ARGS__) +#define rdev_dbg(rdev, fmt, ...) \ + pr_debug("%s: " fmt, rdev_get_name(rdev), ##__VA_ARGS__) + +struct regulator_voltage { + int min_uV; + int max_uV; +}; + +/* + * struct regulator + * + * One for each consumer device. + * @voltage - a voltage array for each state of runtime, i.e.: + * PM_SUSPEND_ON + * PM_SUSPEND_TO_IDLE + * PM_SUSPEND_STANDBY + * PM_SUSPEND_MEM + * PM_SUSPEND_MAX + */ +struct regulator { + struct device *dev; + struct list_head list; + unsigned int always_on:1; + unsigned int bypass:1; + unsigned int device_link:1; + int uA_load; + unsigned int enable_count; + unsigned int deferred_disables; + struct regulator_voltage voltage[REGULATOR_STATES_NUM]; + const char *supply_name; + struct device_attribute dev_attr; + struct regulator_dev *rdev; + struct dentry *debugfs; +}; + +extern struct class regulator_class; + +static inline struct regulator_dev *dev_to_rdev(struct device *dev) +{ + return container_of(dev, struct regulator_dev, dev); +} + +#ifdef CONFIG_OF +struct regulator_dev *of_find_regulator_by_node(struct device_node *np); +struct regulator_init_data *regulator_of_get_init_data(struct device *dev, + const struct regulator_desc *desc, + struct regulator_config *config, + struct device_node **node); + +struct regulator_dev *of_parse_coupled_regulator(struct regulator_dev *rdev, + int index); + +int of_get_n_coupled(struct regulator_dev *rdev); + +bool of_check_coupling_data(struct regulator_dev *rdev); + +#else +static inline struct regulator_dev * +of_find_regulator_by_node(struct device_node *np) +{ + return NULL; +} + +static inline struct regulator_init_data * +regulator_of_get_init_data(struct device *dev, + const struct regulator_desc *desc, + struct regulator_config *config, + struct device_node **node) +{ + return NULL; +} + +static inline struct regulator_dev * +of_parse_coupled_regulator(struct regulator_dev *rdev, + int index) +{ + return NULL; +} + +static inline int of_get_n_coupled(struct regulator_dev *rdev) +{ + return 0; +} + +static inline bool of_check_coupling_data(struct regulator_dev *rdev) +{ + return false; +} + +#endif +enum regulator_get_type { + NORMAL_GET, + EXCLUSIVE_GET, + OPTIONAL_GET, + MAX_GET_TYPE +}; + +struct regulator *_regulator_get(struct device *dev, const char *id, + enum regulator_get_type get_type); +#endif -- cgit v1.2.3