// SPDX-License-Identifier: GPL-2.0-or-later #include <linux/debugfs.h> #include <linux/delay.h> #include <linux/err.h> #include <linux/i2c.h> #include <linux/init.h> #include <linux/hwmon.h> #include <linux/module.h> #include <linux/mutex.h> /* Aries current average temp ADC code CSR */ #define ARIES_CURRENT_AVG_TEMP_ADC_CSR … /* Device Load check register */ #define ARIES_CODE_LOAD_REG … /* Value indicating FW was loaded properly, [3:1] = 3'b111 */ #define ARIES_LOAD_CODE … /* Main Micro Heartbeat register */ #define ARIES_MM_HEARTBEAT_ADDR … /* Reg offset to specify Address for MM assisted accesses */ #define ARIES_MM_ASSIST_REG_ADDR_OFFSET … /* Reg offset to specify Command for MM assisted accesses */ #define ARIES_MM_ASSIST_CMD_OFFSET … /* Reg offset to MM SPARE 0 used specify Address[7:0] */ #define ARIES_MM_ASSIST_SPARE_0_OFFSET … /* Reg offset to MM SPARE 3 used specify Data Byte 0 */ #define ARIES_MM_ASSIST_SPARE_3_OFFSET … /* Wide register reads */ #define ARIES_MM_RD_WIDE_REG_2B … #define ARIES_MM_RD_WIDE_REG_3B … #define ARIES_MM_RD_WIDE_REG_4B … #define ARIES_MM_RD_WIDE_REG_5B … /* Time delay between checking MM status of EEPROM write (microseconds) */ #define ARIES_MM_STATUS_TIME … /* AL Main SRAM DMEM offset (A0) */ #define AL_MAIN_SRAM_DMEM_OFFSET … /* SRAM read command */ #define AL_TG_RD_LOC_IND_SRAM … /* Offset for main micro FW info */ #define ARIES_MAIN_MICRO_FW_INFO … /* FW Info (Major) offset location in struct */ #define ARIES_MM_FW_VERSION_MAJOR … /* FW Info (Minor) offset location in struct */ #define ARIES_MM_FW_VERSION_MINOR … /* FW Info (Build no.) offset location in struct */ #define ARIES_MM_FW_VERSION_BUILD … #define ARIES_TEMP_CAL_CODE_DEFAULT … /* Struct defining FW version loaded on an Aries device */ struct pt5161l_fw_ver { … }; /* Each client has this additional data */ struct pt5161l_data { … }; static struct dentry *pt5161l_debugfs_dir; /* * Write multiple data bytes to Aries over I2C */ static int pt5161l_write_block_data(struct pt5161l_data *data, u32 address, u8 len, u8 *val) { … } /* * Read multiple data bytes from Aries over I2C */ static int pt5161l_read_block_data(struct pt5161l_data *data, u32 address, u8 len, u8 *val) { … } static int pt5161l_read_wide_reg(struct pt5161l_data *data, u32 address, u8 width, u8 *val) { … } /* * Read multiple (up to eight) data bytes from micro SRAM over I2C */ static int pt5161l_read_block_data_main_micro_indirect(struct pt5161l_data *data, u32 address, u8 len, u8 *val) { … } /* * Check firmware load status */ static int pt5161l_fw_load_check(struct pt5161l_data *data) { … } /* * Check main micro heartbeat */ static int pt5161l_heartbeat_check(struct pt5161l_data *data) { … } /* * Check the status of firmware */ static int pt5161l_fwsts_check(struct pt5161l_data *data) { … } static int pt5161l_fw_is_at_least(struct pt5161l_data *data, u8 major, u8 minor, u16 build) { … } static int pt5161l_init_dev(struct pt5161l_data *data) { … } static int pt5161l_read(struct device *dev, enum hwmon_sensor_types type, u32 attr, int channel, long *val) { … } static umode_t pt5161l_is_visible(const void *data, enum hwmon_sensor_types type, u32 attr, int channel) { … } static const struct hwmon_channel_info *pt5161l_info[] = …; static const struct hwmon_ops pt5161l_hwmon_ops = …; static const struct hwmon_chip_info pt5161l_chip_info = …; static ssize_t pt5161l_debugfs_read_fw_ver(struct file *file, char __user *buf, size_t count, loff_t *ppos) { … } static const struct file_operations pt5161l_debugfs_ops_fw_ver = …; static ssize_t pt5161l_debugfs_read_fw_load_sts(struct file *file, char __user *buf, size_t count, loff_t *ppos) { … } static const struct file_operations pt5161l_debugfs_ops_fw_load_sts = …; static ssize_t pt5161l_debugfs_read_hb_sts(struct file *file, char __user *buf, size_t count, loff_t *ppos) { … } static const struct file_operations pt5161l_debugfs_ops_hb_sts = …; static int pt5161l_init_debugfs(struct pt5161l_data *data) { … } static int pt5161l_probe(struct i2c_client *client) { … } static void pt5161l_remove(struct i2c_client *client) { … } static const struct of_device_id __maybe_unused pt5161l_of_match[] = …; MODULE_DEVICE_TABLE(of, pt5161l_of_match); static const struct acpi_device_id __maybe_unused pt5161l_acpi_match[] = …; MODULE_DEVICE_TABLE(acpi, pt5161l_acpi_match); static const struct i2c_device_id pt5161l_id[] = …; MODULE_DEVICE_TABLE(i2c, pt5161l_id); static struct i2c_driver pt5161l_driver = …; static int __init pt5161l_init(void) { … } static void __exit pt5161l_exit(void) { … } module_init(…) …; module_exit(pt5161l_exit); MODULE_AUTHOR(…) …; MODULE_DESCRIPTION(…) …; MODULE_LICENSE(…) …;
Codebase Browser
linux