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drivers/hwmon/w83791d.c
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// SPDX-License-Identifier: GPL-2.0-or-later |
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/* |
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* w83791d.c - Part of lm_sensors, Linux kernel modules for hardware * monitoring * * Copyright (C) 2006-2007 Charles Spirakis <bezaur@gmail.com> |
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*/ |
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/* |
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* Supports following chips: * |
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* Chip #vin #fanin #pwm #temp wchipid vendid i2c ISA |
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* w83791d 10 5 5 3 0x71 0x5ca3 yes no * * The w83791d chip appears to be part way between the 83781d and the * 83792d. Thus, this file is derived from both the w83792d.c and * w83781d.c files. * * The w83791g chip is the same as the w83791d but lead-free. */ |
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#include <linux/module.h> #include <linux/init.h> #include <linux/slab.h> #include <linux/i2c.h> #include <linux/hwmon.h> #include <linux/hwmon-vid.h> #include <linux/hwmon-sysfs.h> #include <linux/err.h> #include <linux/mutex.h> |
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#include <linux/jiffies.h> |
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#define NUMBER_OF_VIN 10 #define NUMBER_OF_FANIN 5 #define NUMBER_OF_TEMPIN 3 |
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#define NUMBER_OF_PWM 5 |
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/* Addresses to scan */ |
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static const unsigned short normal_i2c[] = { 0x2c, 0x2d, 0x2e, 0x2f, I2C_CLIENT_END }; |
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/* Insmod parameters */ |
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static unsigned short force_subclients[4]; module_param_array(force_subclients, short, NULL, 0); |
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MODULE_PARM_DESC(force_subclients, "List of subclient addresses: {bus, clientaddr, subclientaddr1, subclientaddr2}"); |
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static bool reset; |
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module_param(reset, bool, 0); MODULE_PARM_DESC(reset, "Set to one to force a hardware chip reset"); |
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static bool init; |
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module_param(init, bool, 0); MODULE_PARM_DESC(init, "Set to one to force extra software initialization"); /* The W83791D registers */ static const u8 W83791D_REG_IN[NUMBER_OF_VIN] = { 0x20, /* VCOREA in DataSheet */ 0x21, /* VINR0 in DataSheet */ 0x22, /* +3.3VIN in DataSheet */ 0x23, /* VDD5V in DataSheet */ 0x24, /* +12VIN in DataSheet */ 0x25, /* -12VIN in DataSheet */ 0x26, /* -5VIN in DataSheet */ 0xB0, /* 5VSB in DataSheet */ 0xB1, /* VBAT in DataSheet */ 0xB2 /* VINR1 in DataSheet */ }; static const u8 W83791D_REG_IN_MAX[NUMBER_OF_VIN] = { 0x2B, /* VCOREA High Limit in DataSheet */ 0x2D, /* VINR0 High Limit in DataSheet */ 0x2F, /* +3.3VIN High Limit in DataSheet */ 0x31, /* VDD5V High Limit in DataSheet */ 0x33, /* +12VIN High Limit in DataSheet */ 0x35, /* -12VIN High Limit in DataSheet */ 0x37, /* -5VIN High Limit in DataSheet */ 0xB4, /* 5VSB High Limit in DataSheet */ 0xB6, /* VBAT High Limit in DataSheet */ 0xB8 /* VINR1 High Limit in DataSheet */ }; static const u8 W83791D_REG_IN_MIN[NUMBER_OF_VIN] = { 0x2C, /* VCOREA Low Limit in DataSheet */ 0x2E, /* VINR0 Low Limit in DataSheet */ 0x30, /* +3.3VIN Low Limit in DataSheet */ 0x32, /* VDD5V Low Limit in DataSheet */ 0x34, /* +12VIN Low Limit in DataSheet */ 0x36, /* -12VIN Low Limit in DataSheet */ 0x38, /* -5VIN Low Limit in DataSheet */ 0xB5, /* 5VSB Low Limit in DataSheet */ 0xB7, /* VBAT Low Limit in DataSheet */ 0xB9 /* VINR1 Low Limit in DataSheet */ }; static const u8 W83791D_REG_FAN[NUMBER_OF_FANIN] = { 0x28, /* FAN 1 Count in DataSheet */ 0x29, /* FAN 2 Count in DataSheet */ 0x2A, /* FAN 3 Count in DataSheet */ 0xBA, /* FAN 4 Count in DataSheet */ 0xBB, /* FAN 5 Count in DataSheet */ }; static const u8 W83791D_REG_FAN_MIN[NUMBER_OF_FANIN] = { 0x3B, /* FAN 1 Count Low Limit in DataSheet */ 0x3C, /* FAN 2 Count Low Limit in DataSheet */ 0x3D, /* FAN 3 Count Low Limit in DataSheet */ 0xBC, /* FAN 4 Count Low Limit in DataSheet */ 0xBD, /* FAN 5 Count Low Limit in DataSheet */ }; |
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static const u8 W83791D_REG_PWM[NUMBER_OF_PWM] = { 0x81, /* PWM 1 duty cycle register in DataSheet */ 0x83, /* PWM 2 duty cycle register in DataSheet */ 0x94, /* PWM 3 duty cycle register in DataSheet */ 0xA0, /* PWM 4 duty cycle register in DataSheet */ 0xA1, /* PWM 5 duty cycle register in DataSheet */ }; |
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static const u8 W83791D_REG_TEMP_TARGET[3] = { 0x85, /* PWM 1 target temperature for temp 1 */ 0x86, /* PWM 2 target temperature for temp 2 */ 0x96, /* PWM 3 target temperature for temp 3 */ }; static const u8 W83791D_REG_TEMP_TOL[2] = { 0x87, /* PWM 1/2 temperature tolerance */ 0x97, /* PWM 3 temperature tolerance */ }; |
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static const u8 W83791D_REG_FAN_CFG[2] = { 0x84, /* FAN 1/2 configuration */ 0x95, /* FAN 3 configuration */ }; static const u8 W83791D_REG_FAN_DIV[3] = { 0x47, /* contains FAN1 and FAN2 Divisor */ 0x4b, /* contains FAN3 Divisor */ 0x5C, /* contains FAN4 and FAN5 Divisor */ }; #define W83791D_REG_BANK 0x4E #define W83791D_REG_TEMP2_CONFIG 0xC2 #define W83791D_REG_TEMP3_CONFIG 0xCA static const u8 W83791D_REG_TEMP1[3] = { 0x27, /* TEMP 1 in DataSheet */ 0x39, /* TEMP 1 Over in DataSheet */ 0x3A, /* TEMP 1 Hyst in DataSheet */ }; static const u8 W83791D_REG_TEMP_ADD[2][6] = { {0xC0, /* TEMP 2 in DataSheet */ 0xC1, /* TEMP 2(0.5 deg) in DataSheet */ 0xC5, /* TEMP 2 Over High part in DataSheet */ 0xC6, /* TEMP 2 Over Low part in DataSheet */ 0xC3, /* TEMP 2 Thyst High part in DataSheet */ 0xC4}, /* TEMP 2 Thyst Low part in DataSheet */ {0xC8, /* TEMP 3 in DataSheet */ 0xC9, /* TEMP 3(0.5 deg) in DataSheet */ 0xCD, /* TEMP 3 Over High part in DataSheet */ 0xCE, /* TEMP 3 Over Low part in DataSheet */ 0xCB, /* TEMP 3 Thyst High part in DataSheet */ 0xCC} /* TEMP 3 Thyst Low part in DataSheet */ }; #define W83791D_REG_BEEP_CONFIG 0x4D static const u8 W83791D_REG_BEEP_CTRL[3] = { 0x56, /* BEEP Control Register 1 */ 0x57, /* BEEP Control Register 2 */ 0xA3, /* BEEP Control Register 3 */ }; |
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#define W83791D_REG_GPIO 0x15 |
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#define W83791D_REG_CONFIG 0x40 #define W83791D_REG_VID_FANDIV 0x47 #define W83791D_REG_DID_VID4 0x49 #define W83791D_REG_WCHIPID 0x58 #define W83791D_REG_CHIPMAN 0x4F #define W83791D_REG_PIN 0x4B #define W83791D_REG_I2C_SUBADDR 0x4A #define W83791D_REG_ALARM1 0xA9 /* realtime status register1 */ #define W83791D_REG_ALARM2 0xAA /* realtime status register2 */ #define W83791D_REG_ALARM3 0xAB /* realtime status register3 */ #define W83791D_REG_VBAT 0x5D #define W83791D_REG_I2C_ADDR 0x48 |
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/* * The SMBus locks itself. The Winbond W83791D has a bank select register * (index 0x4e), but the driver only accesses registers in bank 0. Since * we don't switch banks, we don't need any special code to handle * locking access between bank switches */ |
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static inline int w83791d_read(struct i2c_client *client, u8 reg) { return i2c_smbus_read_byte_data(client, reg); } static inline int w83791d_write(struct i2c_client *client, u8 reg, u8 value) { return i2c_smbus_write_byte_data(client, reg, value); } |
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/* * The analog voltage inputs have 16mV LSB. Since the sysfs output is * in mV as would be measured on the chip input pin, need to just * multiply/divide by 16 to translate from/to register values. */ |
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#define IN_TO_REG(val) (clamp_val((((val) + 8) / 16), 0, 255)) |
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#define IN_FROM_REG(val) ((val) * 16) static u8 fan_to_reg(long rpm, int div) { if (rpm == 0) return 255; |
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rpm = clamp_val(rpm, 1, 1000000); return clamp_val((1350000 + rpm * div / 2) / (rpm * div), 1, 254); |
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} |
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#define FAN_FROM_REG(val, div) ((val) == 0 ? -1 : \ |
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((val) == 255 ? 0 : \ 1350000 / ((val) * (div)))) /* for temp1 which is 8-bit resolution, LSB = 1 degree Celsius */ #define TEMP1_FROM_REG(val) ((val) * 1000) #define TEMP1_TO_REG(val) ((val) <= -128000 ? -128 : \ (val) >= 127000 ? 127 : \ (val) < 0 ? ((val) - 500) / 1000 : \ ((val) + 500) / 1000) |
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/* * for temp2 and temp3 which are 9-bit resolution, LSB = 0.5 degree Celsius * Assumes the top 8 bits are the integral amount and the bottom 8 bits * are the fractional amount. Since we only have 0.5 degree resolution, * the bottom 7 bits will always be zero */ |
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#define TEMP23_FROM_REG(val) ((val) / 128 * 500) |
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#define TEMP23_TO_REG(val) (DIV_ROUND_CLOSEST(clamp_val((val), -128000, \ 127500), 500) * 128) |
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/* for thermal cruise target temp, 7-bits, LSB = 1 degree Celsius */ |
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#define TARGET_TEMP_TO_REG(val) DIV_ROUND_CLOSEST(clamp_val((val), 0, 127000), \ 1000) |
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/* for thermal cruise temp tolerance, 4-bits, LSB = 1 degree Celsius */ |
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#define TOL_TEMP_TO_REG(val) DIV_ROUND_CLOSEST(clamp_val((val), 0, 15000), \ 1000) |
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#define BEEP_MASK_TO_REG(val) ((val) & 0xffffff) #define BEEP_MASK_FROM_REG(val) ((val) & 0xffffff) #define DIV_FROM_REG(val) (1 << (val)) static u8 div_to_reg(int nr, long val) { int i; |
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/* fan divisors max out at 128 */ |
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val = clamp_val(val, 1, 128) >> 1; |
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for (i = 0; i < 7; i++) { if (val == 0) break; val >>= 1; } return (u8) i; } struct w83791d_data { |
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struct device *hwmon_dev; |
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struct mutex update_lock; char valid; /* !=0 if following fields are valid */ unsigned long last_updated; /* In jiffies */ /* array of 2 pointers to subclients */ struct i2c_client *lm75[2]; /* volts */ u8 in[NUMBER_OF_VIN]; /* Register value */ u8 in_max[NUMBER_OF_VIN]; /* Register value */ u8 in_min[NUMBER_OF_VIN]; /* Register value */ /* fans */ u8 fan[NUMBER_OF_FANIN]; /* Register value */ u8 fan_min[NUMBER_OF_FANIN]; /* Register value */ u8 fan_div[NUMBER_OF_FANIN]; /* Register encoding, shifted right */ /* Temperature sensors */ s8 temp1[3]; /* current, over, thyst */ s16 temp_add[2][3]; /* fixed point value. Top 8 bits are the |
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* integral part, bottom 8 bits are the * fractional part. We only use the top * 9 bits as the resolution is only * to the 0.5 degree C... * two sensors with three values * (cur, over, hyst) */ |
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/* PWMs */ u8 pwm[5]; /* pwm duty cycle */ |
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u8 pwm_enable[3]; /* pwm enable status for fan 1-3 |
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* (fan 4-5 only support manual mode) */ |
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u8 temp_target[3]; /* pwm 1-3 target temperature */ u8 temp_tolerance[3]; /* pwm 1-3 temperature tolerance */ |
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/* Misc */ u32 alarms; /* realtime status register encoding,combined */ u8 beep_enable; /* Global beep enable */ u32 beep_mask; /* Mask off specific beeps */ u8 vid; /* Register encoding, combined */ u8 vrm; /* hwmon-vid */ }; |
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static int w83791d_probe(struct i2c_client *client); |
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static int w83791d_detect(struct i2c_client *client, |
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struct i2c_board_info *info); static int w83791d_remove(struct i2c_client *client); |
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static int w83791d_read(struct i2c_client *client, u8 reg); static int w83791d_write(struct i2c_client *client, u8 reg, u8 value); |
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static struct w83791d_data *w83791d_update_device(struct device *dev); #ifdef DEBUG static void w83791d_print_debug(struct w83791d_data *data, struct device *dev); #endif static void w83791d_init_client(struct i2c_client *client); |
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static const struct i2c_device_id w83791d_id[] = { |
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{ "w83791d", 0 }, |
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{ } }; MODULE_DEVICE_TABLE(i2c, w83791d_id); |
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static struct i2c_driver w83791d_driver = { |
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.class = I2C_CLASS_HWMON, |
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.driver = { .name = "w83791d", }, |
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.probe_new = w83791d_probe, |
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.remove = w83791d_remove, .id_table = w83791d_id, .detect = w83791d_detect, |
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.address_list = normal_i2c, |
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}; /* following are the sysfs callback functions */ #define show_in_reg(reg) \ static ssize_t show_##reg(struct device *dev, struct device_attribute *attr, \ char *buf) \ { \ struct sensor_device_attribute *sensor_attr = \ to_sensor_dev_attr(attr); \ struct w83791d_data *data = w83791d_update_device(dev); \ int nr = sensor_attr->index; \ |
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return sprintf(buf, "%d ", IN_FROM_REG(data->reg[nr])); \ |
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} show_in_reg(in); show_in_reg(in_min); show_in_reg(in_max); #define store_in_reg(REG, reg) \ static ssize_t store_in_##reg(struct device *dev, \ struct device_attribute *attr, \ const char *buf, size_t count) \ { \ struct sensor_device_attribute *sensor_attr = \ to_sensor_dev_attr(attr); \ struct i2c_client *client = to_i2c_client(dev); \ struct w83791d_data *data = i2c_get_clientdata(client); \ |
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int nr = sensor_attr->index; \ |
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unsigned long val; \ int err = kstrtoul(buf, 10, &val); \ if (err) \ return err; \ |
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mutex_lock(&data->update_lock); \ data->in_##reg[nr] = IN_TO_REG(val); \ w83791d_write(client, W83791D_REG_IN_##REG[nr], data->in_##reg[nr]); \ mutex_unlock(&data->update_lock); \ \ return count; \ } store_in_reg(MIN, min); store_in_reg(MAX, max); static struct sensor_device_attribute sda_in_input[] = { SENSOR_ATTR(in0_input, S_IRUGO, show_in, NULL, 0), SENSOR_ATTR(in1_input, S_IRUGO, show_in, NULL, 1), SENSOR_ATTR(in2_input, S_IRUGO, show_in, NULL, 2), SENSOR_ATTR(in3_input, S_IRUGO, show_in, NULL, 3), SENSOR_ATTR(in4_input, S_IRUGO, show_in, NULL, 4), SENSOR_ATTR(in5_input, S_IRUGO, show_in, NULL, 5), SENSOR_ATTR(in6_input, S_IRUGO, show_in, NULL, 6), SENSOR_ATTR(in7_input, S_IRUGO, show_in, NULL, 7), SENSOR_ATTR(in8_input, S_IRUGO, show_in, NULL, 8), SENSOR_ATTR(in9_input, S_IRUGO, show_in, NULL, 9), }; static struct sensor_device_attribute sda_in_min[] = { SENSOR_ATTR(in0_min, S_IWUSR | S_IRUGO, show_in_min, store_in_min, 0), SENSOR_ATTR(in1_min, S_IWUSR | S_IRUGO, show_in_min, store_in_min, 1), SENSOR_ATTR(in2_min, S_IWUSR | S_IRUGO, show_in_min, store_in_min, 2), SENSOR_ATTR(in3_min, S_IWUSR | S_IRUGO, show_in_min, store_in_min, 3), SENSOR_ATTR(in4_min, S_IWUSR | S_IRUGO, show_in_min, store_in_min, 4), SENSOR_ATTR(in5_min, S_IWUSR | S_IRUGO, show_in_min, store_in_min, 5), SENSOR_ATTR(in6_min, S_IWUSR | S_IRUGO, show_in_min, store_in_min, 6), SENSOR_ATTR(in7_min, S_IWUSR | S_IRUGO, show_in_min, store_in_min, 7), SENSOR_ATTR(in8_min, S_IWUSR | S_IRUGO, show_in_min, store_in_min, 8), SENSOR_ATTR(in9_min, S_IWUSR | S_IRUGO, show_in_min, store_in_min, 9), }; static struct sensor_device_attribute sda_in_max[] = { SENSOR_ATTR(in0_max, S_IWUSR | S_IRUGO, show_in_max, store_in_max, 0), SENSOR_ATTR(in1_max, S_IWUSR | S_IRUGO, show_in_max, store_in_max, 1), SENSOR_ATTR(in2_max, S_IWUSR | S_IRUGO, show_in_max, store_in_max, 2), SENSOR_ATTR(in3_max, S_IWUSR | S_IRUGO, show_in_max, store_in_max, 3), SENSOR_ATTR(in4_max, S_IWUSR | S_IRUGO, show_in_max, store_in_max, 4), SENSOR_ATTR(in5_max, S_IWUSR | S_IRUGO, show_in_max, store_in_max, 5), SENSOR_ATTR(in6_max, S_IWUSR | S_IRUGO, show_in_max, store_in_max, 6), SENSOR_ATTR(in7_max, S_IWUSR | S_IRUGO, show_in_max, store_in_max, 7), SENSOR_ATTR(in8_max, S_IWUSR | S_IRUGO, show_in_max, store_in_max, 8), SENSOR_ATTR(in9_max, S_IWUSR | S_IRUGO, show_in_max, store_in_max, 9), }; |
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static ssize_t show_beep(struct device *dev, struct device_attribute *attr, char *buf) { struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); struct w83791d_data *data = w83791d_update_device(dev); int bitnr = sensor_attr->index; return sprintf(buf, "%d ", (data->beep_mask >> bitnr) & 1); } static ssize_t store_beep(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) { struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); struct i2c_client *client = to_i2c_client(dev); struct w83791d_data *data = i2c_get_clientdata(client); int bitnr = sensor_attr->index; int bytenr = bitnr / 8; |
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unsigned long val; int err; err = kstrtoul(buf, 10, &val); if (err) return err; val = val ? 1 : 0; |
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mutex_lock(&data->update_lock); data->beep_mask &= ~(0xff << (bytenr * 8)); data->beep_mask |= w83791d_read(client, W83791D_REG_BEEP_CTRL[bytenr]) << (bytenr * 8); data->beep_mask &= ~(1 << bitnr); data->beep_mask |= val << bitnr; w83791d_write(client, W83791D_REG_BEEP_CTRL[bytenr], (data->beep_mask >> (bytenr * 8)) & 0xff); mutex_unlock(&data->update_lock); return count; } static ssize_t show_alarm(struct device *dev, struct device_attribute *attr, char *buf) { struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); struct w83791d_data *data = w83791d_update_device(dev); int bitnr = sensor_attr->index; return sprintf(buf, "%d ", (data->alarms >> bitnr) & 1); } |
ec1c31941 hwmon: (w83791d) ... |
476 477 478 479 |
/* * Note: The bitmask for the beep enable/disable is different than * the bitmask for the alarm. */ |
643831236 hwmon: (w83791d) ... |
480 481 482 483 484 485 486 487 488 489 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504 |
static struct sensor_device_attribute sda_in_beep[] = { SENSOR_ATTR(in0_beep, S_IWUSR | S_IRUGO, show_beep, store_beep, 0), SENSOR_ATTR(in1_beep, S_IWUSR | S_IRUGO, show_beep, store_beep, 13), SENSOR_ATTR(in2_beep, S_IWUSR | S_IRUGO, show_beep, store_beep, 2), SENSOR_ATTR(in3_beep, S_IWUSR | S_IRUGO, show_beep, store_beep, 3), SENSOR_ATTR(in4_beep, S_IWUSR | S_IRUGO, show_beep, store_beep, 8), SENSOR_ATTR(in5_beep, S_IWUSR | S_IRUGO, show_beep, store_beep, 9), SENSOR_ATTR(in6_beep, S_IWUSR | S_IRUGO, show_beep, store_beep, 10), SENSOR_ATTR(in7_beep, S_IWUSR | S_IRUGO, show_beep, store_beep, 16), SENSOR_ATTR(in8_beep, S_IWUSR | S_IRUGO, show_beep, store_beep, 17), SENSOR_ATTR(in9_beep, S_IWUSR | S_IRUGO, show_beep, store_beep, 14), }; static struct sensor_device_attribute sda_in_alarm[] = { SENSOR_ATTR(in0_alarm, S_IRUGO, show_alarm, NULL, 0), SENSOR_ATTR(in1_alarm, S_IRUGO, show_alarm, NULL, 1), SENSOR_ATTR(in2_alarm, S_IRUGO, show_alarm, NULL, 2), SENSOR_ATTR(in3_alarm, S_IRUGO, show_alarm, NULL, 3), SENSOR_ATTR(in4_alarm, S_IRUGO, show_alarm, NULL, 8), SENSOR_ATTR(in5_alarm, S_IRUGO, show_alarm, NULL, 9), SENSOR_ATTR(in6_alarm, S_IRUGO, show_alarm, NULL, 10), SENSOR_ATTR(in7_alarm, S_IRUGO, show_alarm, NULL, 19), SENSOR_ATTR(in8_alarm, S_IRUGO, show_alarm, NULL, 20), SENSOR_ATTR(in9_alarm, S_IRUGO, show_alarm, NULL, 14), }; |
9873964d6 [PATCH] HWMON: w8... |
505 506 507 508 509 510 511 512 |
#define show_fan_reg(reg) \ static ssize_t show_##reg(struct device *dev, struct device_attribute *attr, \ char *buf) \ { \ struct sensor_device_attribute *sensor_attr = \ to_sensor_dev_attr(attr); \ struct w83791d_data *data = w83791d_update_device(dev); \ int nr = sensor_attr->index; \ |
ec1c31941 hwmon: (w83791d) ... |
513 514 |
return sprintf(buf, "%d ", \ |
9873964d6 [PATCH] HWMON: w8... |
515 516 517 518 519 520 521 522 523 524 525 526 |
FAN_FROM_REG(data->reg[nr], DIV_FROM_REG(data->fan_div[nr]))); \ } show_fan_reg(fan); show_fan_reg(fan_min); static ssize_t store_fan_min(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) { struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); struct i2c_client *client = to_i2c_client(dev); struct w83791d_data *data = i2c_get_clientdata(client); |
9873964d6 [PATCH] HWMON: w8... |
527 |
int nr = sensor_attr->index; |
ec1c31941 hwmon: (w83791d) ... |
528 529 530 531 532 533 |
unsigned long val; int err; err = kstrtoul(buf, 10, &val); if (err) return err; |
9873964d6 [PATCH] HWMON: w8... |
534 535 536 537 538 539 540 541 542 543 544 545 546 547 548 549 550 551 |
mutex_lock(&data->update_lock); data->fan_min[nr] = fan_to_reg(val, DIV_FROM_REG(data->fan_div[nr])); w83791d_write(client, W83791D_REG_FAN_MIN[nr], data->fan_min[nr]); mutex_unlock(&data->update_lock); return count; } static ssize_t show_fan_div(struct device *dev, struct device_attribute *attr, char *buf) { struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); int nr = sensor_attr->index; struct w83791d_data *data = w83791d_update_device(dev); return sprintf(buf, "%u ", DIV_FROM_REG(data->fan_div[nr])); } |
ec1c31941 hwmon: (w83791d) ... |
552 553 554 555 556 557 |
/* * Note: we save and restore the fan minimum here, because its value is * determined in part by the fan divisor. This follows the principle of * least surprise; the user doesn't expect the fan minimum to change just * because the divisor changed. */ |
9873964d6 [PATCH] HWMON: w8... |
558 559 560 561 562 563 564 565 566 567 |
static ssize_t store_fan_div(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) { struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); struct i2c_client *client = to_i2c_client(dev); struct w83791d_data *data = i2c_get_clientdata(client); int nr = sensor_attr->index; unsigned long min; u8 tmp_fan_div; u8 fan_div_reg; |
ad02ad85c hwmon: (w83791d) ... |
568 |
u8 vbat_reg; |
9873964d6 [PATCH] HWMON: w8... |
569 570 571 |
int indx = 0; u8 keep_mask = 0; u8 new_shift = 0; |
ec1c31941 hwmon: (w83791d) ... |
572 573 574 575 576 577 |
unsigned long val; int err; err = kstrtoul(buf, 10, &val); if (err) return err; |
9873964d6 [PATCH] HWMON: w8... |
578 579 580 581 582 |
/* Save fan_min */ min = FAN_FROM_REG(data->fan_min[nr], DIV_FROM_REG(data->fan_div[nr])); mutex_lock(&data->update_lock); |
ec1c31941 hwmon: (w83791d) ... |
583 |
data->fan_div[nr] = div_to_reg(nr, val); |
9873964d6 [PATCH] HWMON: w8... |
584 585 586 587 588 589 590 591 592 593 594 595 596 597 598 599 600 601 602 603 604 605 606 607 608 609 610 611 612 613 614 615 616 617 618 619 620 621 622 623 624 625 |
switch (nr) { case 0: indx = 0; keep_mask = 0xcf; new_shift = 4; break; case 1: indx = 0; keep_mask = 0x3f; new_shift = 6; break; case 2: indx = 1; keep_mask = 0x3f; new_shift = 6; break; case 3: indx = 2; keep_mask = 0xf8; new_shift = 0; break; case 4: indx = 2; keep_mask = 0x8f; new_shift = 4; break; #ifdef DEBUG default: dev_warn(dev, "store_fan_div: Unexpected nr seen: %d ", nr); count = -EINVAL; goto err_exit; #endif } fan_div_reg = w83791d_read(client, W83791D_REG_FAN_DIV[indx]) & keep_mask; tmp_fan_div = (data->fan_div[nr] << new_shift) & ~keep_mask; w83791d_write(client, W83791D_REG_FAN_DIV[indx], fan_div_reg | tmp_fan_div); |
ad02ad85c hwmon: (w83791d) ... |
626 627 628 629 630 631 632 633 634 |
/* Bit 2 of fans 0-2 is stored in the vbat register (bits 5-7) */ if (nr < 3) { keep_mask = ~(1 << (nr + 5)); vbat_reg = w83791d_read(client, W83791D_REG_VBAT) & keep_mask; tmp_fan_div = (data->fan_div[nr] << (3 + nr)) & ~keep_mask; w83791d_write(client, W83791D_REG_VBAT, vbat_reg | tmp_fan_div); } |
9873964d6 [PATCH] HWMON: w8... |
635 636 637 638 639 640 641 642 643 644 645 646 647 648 649 650 651 652 653 654 655 656 657 658 659 660 661 662 663 664 665 666 667 668 669 670 671 672 673 674 675 676 677 678 679 |
/* Restore fan_min */ data->fan_min[nr] = fan_to_reg(min, DIV_FROM_REG(data->fan_div[nr])); w83791d_write(client, W83791D_REG_FAN_MIN[nr], data->fan_min[nr]); #ifdef DEBUG err_exit: #endif mutex_unlock(&data->update_lock); return count; } static struct sensor_device_attribute sda_fan_input[] = { SENSOR_ATTR(fan1_input, S_IRUGO, show_fan, NULL, 0), SENSOR_ATTR(fan2_input, S_IRUGO, show_fan, NULL, 1), SENSOR_ATTR(fan3_input, S_IRUGO, show_fan, NULL, 2), SENSOR_ATTR(fan4_input, S_IRUGO, show_fan, NULL, 3), SENSOR_ATTR(fan5_input, S_IRUGO, show_fan, NULL, 4), }; static struct sensor_device_attribute sda_fan_min[] = { SENSOR_ATTR(fan1_min, S_IWUSR | S_IRUGO, show_fan_min, store_fan_min, 0), SENSOR_ATTR(fan2_min, S_IWUSR | S_IRUGO, show_fan_min, store_fan_min, 1), SENSOR_ATTR(fan3_min, S_IWUSR | S_IRUGO, show_fan_min, store_fan_min, 2), SENSOR_ATTR(fan4_min, S_IWUSR | S_IRUGO, show_fan_min, store_fan_min, 3), SENSOR_ATTR(fan5_min, S_IWUSR | S_IRUGO, show_fan_min, store_fan_min, 4), }; static struct sensor_device_attribute sda_fan_div[] = { SENSOR_ATTR(fan1_div, S_IWUSR | S_IRUGO, show_fan_div, store_fan_div, 0), SENSOR_ATTR(fan2_div, S_IWUSR | S_IRUGO, show_fan_div, store_fan_div, 1), SENSOR_ATTR(fan3_div, S_IWUSR | S_IRUGO, show_fan_div, store_fan_div, 2), SENSOR_ATTR(fan4_div, S_IWUSR | S_IRUGO, show_fan_div, store_fan_div, 3), SENSOR_ATTR(fan5_div, S_IWUSR | S_IRUGO, show_fan_div, store_fan_div, 4), }; |
643831236 hwmon: (w83791d) ... |
680 681 682 683 684 685 686 687 688 689 690 691 692 693 694 |
static struct sensor_device_attribute sda_fan_beep[] = { SENSOR_ATTR(fan1_beep, S_IWUSR | S_IRUGO, show_beep, store_beep, 6), SENSOR_ATTR(fan2_beep, S_IWUSR | S_IRUGO, show_beep, store_beep, 7), SENSOR_ATTR(fan3_beep, S_IWUSR | S_IRUGO, show_beep, store_beep, 11), SENSOR_ATTR(fan4_beep, S_IWUSR | S_IRUGO, show_beep, store_beep, 21), SENSOR_ATTR(fan5_beep, S_IWUSR | S_IRUGO, show_beep, store_beep, 22), }; static struct sensor_device_attribute sda_fan_alarm[] = { SENSOR_ATTR(fan1_alarm, S_IRUGO, show_alarm, NULL, 6), SENSOR_ATTR(fan2_alarm, S_IRUGO, show_alarm, NULL, 7), SENSOR_ATTR(fan3_alarm, S_IRUGO, show_alarm, NULL, 11), SENSOR_ATTR(fan4_alarm, S_IRUGO, show_alarm, NULL, 21), SENSOR_ATTR(fan5_alarm, S_IRUGO, show_alarm, NULL, 22), }; |
6495ce184 hwmon: (w83791d) ... |
695 696 697 698 699 700 701 702 703 704 705 706 707 708 709 710 711 712 713 |
/* read/write PWMs */ static ssize_t show_pwm(struct device *dev, struct device_attribute *attr, char *buf) { struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); int nr = sensor_attr->index; struct w83791d_data *data = w83791d_update_device(dev); return sprintf(buf, "%u ", data->pwm[nr]); } static ssize_t store_pwm(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) { struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); struct i2c_client *client = to_i2c_client(dev); struct w83791d_data *data = i2c_get_clientdata(client); int nr = sensor_attr->index; unsigned long val; |
179c4fdb5 hwmon: replaced s... |
714 |
if (kstrtoul(buf, 10, &val)) |
6495ce184 hwmon: (w83791d) ... |
715 716 717 |
return -EINVAL; mutex_lock(&data->update_lock); |
2a844c148 hwmon: Replace SE... |
718 |
data->pwm[nr] = clamp_val(val, 0, 255); |
6495ce184 hwmon: (w83791d) ... |
719 720 721 722 723 724 725 726 727 728 729 730 731 732 733 734 735 |
w83791d_write(client, W83791D_REG_PWM[nr], data->pwm[nr]); mutex_unlock(&data->update_lock); return count; } static struct sensor_device_attribute sda_pwm[] = { SENSOR_ATTR(pwm1, S_IWUSR | S_IRUGO, show_pwm, store_pwm, 0), SENSOR_ATTR(pwm2, S_IWUSR | S_IRUGO, show_pwm, store_pwm, 1), SENSOR_ATTR(pwm3, S_IWUSR | S_IRUGO, show_pwm, store_pwm, 2), SENSOR_ATTR(pwm4, S_IWUSR | S_IRUGO, show_pwm, store_pwm, 3), SENSOR_ATTR(pwm5, S_IWUSR | S_IRUGO, show_pwm, store_pwm, 4), }; |
b5938f8c4 hwmon: (w83791d) ... |
736 737 738 739 740 741 742 743 744 745 746 747 748 749 750 751 752 753 754 755 756 757 |
static ssize_t show_pwmenable(struct device *dev, struct device_attribute *attr, char *buf) { struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); int nr = sensor_attr->index; struct w83791d_data *data = w83791d_update_device(dev); return sprintf(buf, "%u ", data->pwm_enable[nr] + 1); } static ssize_t store_pwmenable(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) { struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); struct i2c_client *client = to_i2c_client(dev); struct w83791d_data *data = i2c_get_clientdata(client); int nr = sensor_attr->index; unsigned long val; u8 reg_cfg_tmp; u8 reg_idx = 0; u8 val_shift = 0; u8 keep_mask = 0; |
179c4fdb5 hwmon: replaced s... |
758 |
int ret = kstrtoul(buf, 10, &val); |
b5938f8c4 hwmon: (w83791d) ... |
759 760 761 762 763 764 765 766 767 768 769 770 771 772 773 774 775 776 777 778 779 780 781 782 783 784 785 786 787 788 789 790 791 792 793 794 795 796 797 798 799 |
if (ret || val < 1 || val > 3) return -EINVAL; mutex_lock(&data->update_lock); data->pwm_enable[nr] = val - 1; switch (nr) { case 0: reg_idx = 0; val_shift = 2; keep_mask = 0xf3; break; case 1: reg_idx = 0; val_shift = 4; keep_mask = 0xcf; break; case 2: reg_idx = 1; val_shift = 2; keep_mask = 0xf3; break; } reg_cfg_tmp = w83791d_read(client, W83791D_REG_FAN_CFG[reg_idx]); reg_cfg_tmp = (reg_cfg_tmp & keep_mask) | data->pwm_enable[nr] << val_shift; w83791d_write(client, W83791D_REG_FAN_CFG[reg_idx], reg_cfg_tmp); mutex_unlock(&data->update_lock); return count; } static struct sensor_device_attribute sda_pwmenable[] = { SENSOR_ATTR(pwm1_enable, S_IWUSR | S_IRUGO, show_pwmenable, store_pwmenable, 0), SENSOR_ATTR(pwm2_enable, S_IWUSR | S_IRUGO, show_pwmenable, store_pwmenable, 1), SENSOR_ATTR(pwm3_enable, S_IWUSR | S_IRUGO, show_pwmenable, store_pwmenable, 2), }; |
a5a4598cd hwmon: (w83791d) ... |
800 801 802 803 804 805 806 807 808 809 810 811 812 813 814 815 816 817 |
/* For Smart Fan I / Thermal Cruise */ static ssize_t show_temp_target(struct device *dev, struct device_attribute *attr, char *buf) { struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); struct w83791d_data *data = w83791d_update_device(dev); int nr = sensor_attr->index; return sprintf(buf, "%d ", TEMP1_FROM_REG(data->temp_target[nr])); } static ssize_t store_temp_target(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) { struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); struct i2c_client *client = to_i2c_client(dev); struct w83791d_data *data = i2c_get_clientdata(client); int nr = sensor_attr->index; |
a91698135 hwmon: (w83791d) ... |
818 |
long val; |
a5a4598cd hwmon: (w83791d) ... |
819 |
u8 target_mask; |
a91698135 hwmon: (w83791d) ... |
820 |
if (kstrtol(buf, 10, &val)) |
a5a4598cd hwmon: (w83791d) ... |
821 822 823 824 825 826 827 828 829 830 831 832 833 834 835 836 837 838 839 840 841 842 843 844 845 846 847 848 849 850 851 852 853 854 855 856 857 858 859 860 861 862 863 |
return -EINVAL; mutex_lock(&data->update_lock); data->temp_target[nr] = TARGET_TEMP_TO_REG(val); target_mask = w83791d_read(client, W83791D_REG_TEMP_TARGET[nr]) & 0x80; w83791d_write(client, W83791D_REG_TEMP_TARGET[nr], data->temp_target[nr] | target_mask); mutex_unlock(&data->update_lock); return count; } static struct sensor_device_attribute sda_temp_target[] = { SENSOR_ATTR(temp1_target, S_IWUSR | S_IRUGO, show_temp_target, store_temp_target, 0), SENSOR_ATTR(temp2_target, S_IWUSR | S_IRUGO, show_temp_target, store_temp_target, 1), SENSOR_ATTR(temp3_target, S_IWUSR | S_IRUGO, show_temp_target, store_temp_target, 2), }; static ssize_t show_temp_tolerance(struct device *dev, struct device_attribute *attr, char *buf) { struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); struct w83791d_data *data = w83791d_update_device(dev); int nr = sensor_attr->index; return sprintf(buf, "%d ", TEMP1_FROM_REG(data->temp_tolerance[nr])); } static ssize_t store_temp_tolerance(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) { struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); struct i2c_client *client = to_i2c_client(dev); struct w83791d_data *data = i2c_get_clientdata(client); int nr = sensor_attr->index; unsigned long val; u8 target_mask; u8 reg_idx = 0; u8 val_shift = 0; u8 keep_mask = 0; |
179c4fdb5 hwmon: replaced s... |
864 |
if (kstrtoul(buf, 10, &val)) |
a5a4598cd hwmon: (w83791d) ... |
865 866 867 868 869 870 871 872 873 874 875 876 877 878 879 880 881 882 883 884 885 886 887 888 889 890 891 892 893 894 895 896 897 898 899 900 901 902 |
return -EINVAL; switch (nr) { case 0: reg_idx = 0; val_shift = 0; keep_mask = 0xf0; break; case 1: reg_idx = 0; val_shift = 4; keep_mask = 0x0f; break; case 2: reg_idx = 1; val_shift = 0; keep_mask = 0xf0; break; } mutex_lock(&data->update_lock); data->temp_tolerance[nr] = TOL_TEMP_TO_REG(val); target_mask = w83791d_read(client, W83791D_REG_TEMP_TOL[reg_idx]) & keep_mask; w83791d_write(client, W83791D_REG_TEMP_TOL[reg_idx], (data->temp_tolerance[nr] << val_shift) | target_mask); mutex_unlock(&data->update_lock); return count; } static struct sensor_device_attribute sda_temp_tolerance[] = { SENSOR_ATTR(temp1_tolerance, S_IWUSR | S_IRUGO, show_temp_tolerance, store_temp_tolerance, 0), SENSOR_ATTR(temp2_tolerance, S_IWUSR | S_IRUGO, show_temp_tolerance, store_temp_tolerance, 1), SENSOR_ATTR(temp3_tolerance, S_IWUSR | S_IRUGO, show_temp_tolerance, store_temp_tolerance, 2), }; |
9873964d6 [PATCH] HWMON: w8... |
903 904 905 906 907 908 909 910 911 912 913 914 915 916 917 918 |
/* read/write the temperature1, includes measured value and limits */ static ssize_t show_temp1(struct device *dev, struct device_attribute *devattr, char *buf) { struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); struct w83791d_data *data = w83791d_update_device(dev); return sprintf(buf, "%d ", TEMP1_FROM_REG(data->temp1[attr->index])); } static ssize_t store_temp1(struct device *dev, struct device_attribute *devattr, const char *buf, size_t count) { struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); struct i2c_client *client = to_i2c_client(dev); struct w83791d_data *data = i2c_get_clientdata(client); |
9873964d6 [PATCH] HWMON: w8... |
919 |
int nr = attr->index; |
ec1c31941 hwmon: (w83791d) ... |
920 921 922 923 924 925 |
long val; int err; err = kstrtol(buf, 10, &val); if (err) return err; |
9873964d6 [PATCH] HWMON: w8... |
926 927 928 929 930 931 932 933 934 935 936 937 938 939 940 941 942 943 944 945 946 947 948 949 950 951 952 |
mutex_lock(&data->update_lock); data->temp1[nr] = TEMP1_TO_REG(val); w83791d_write(client, W83791D_REG_TEMP1[nr], data->temp1[nr]); mutex_unlock(&data->update_lock); return count; } /* read/write temperature2-3, includes measured value and limits */ static ssize_t show_temp23(struct device *dev, struct device_attribute *devattr, char *buf) { struct sensor_device_attribute_2 *attr = to_sensor_dev_attr_2(devattr); struct w83791d_data *data = w83791d_update_device(dev); int nr = attr->nr; int index = attr->index; return sprintf(buf, "%d ", TEMP23_FROM_REG(data->temp_add[nr][index])); } static ssize_t store_temp23(struct device *dev, struct device_attribute *devattr, const char *buf, size_t count) { struct sensor_device_attribute_2 *attr = to_sensor_dev_attr_2(devattr); struct i2c_client *client = to_i2c_client(dev); struct w83791d_data *data = i2c_get_clientdata(client); |
ec1c31941 hwmon: (w83791d) ... |
953 954 |
long val; int err; |
9873964d6 [PATCH] HWMON: w8... |
955 956 |
int nr = attr->nr; int index = attr->index; |
ec1c31941 hwmon: (w83791d) ... |
957 958 959 |
err = kstrtol(buf, 10, &val); if (err) return err; |
9873964d6 [PATCH] HWMON: w8... |
960 961 962 963 964 965 966 967 968 969 970 971 972 973 974 975 976 977 978 979 980 981 982 983 984 985 986 987 988 989 990 991 992 993 |
mutex_lock(&data->update_lock); data->temp_add[nr][index] = TEMP23_TO_REG(val); w83791d_write(client, W83791D_REG_TEMP_ADD[nr][index * 2], data->temp_add[nr][index] >> 8); w83791d_write(client, W83791D_REG_TEMP_ADD[nr][index * 2 + 1], data->temp_add[nr][index] & 0x80); mutex_unlock(&data->update_lock); return count; } static struct sensor_device_attribute_2 sda_temp_input[] = { SENSOR_ATTR_2(temp1_input, S_IRUGO, show_temp1, NULL, 0, 0), SENSOR_ATTR_2(temp2_input, S_IRUGO, show_temp23, NULL, 0, 0), SENSOR_ATTR_2(temp3_input, S_IRUGO, show_temp23, NULL, 1, 0), }; static struct sensor_device_attribute_2 sda_temp_max[] = { SENSOR_ATTR_2(temp1_max, S_IRUGO | S_IWUSR, show_temp1, store_temp1, 0, 1), SENSOR_ATTR_2(temp2_max, S_IRUGO | S_IWUSR, show_temp23, store_temp23, 0, 1), SENSOR_ATTR_2(temp3_max, S_IRUGO | S_IWUSR, show_temp23, store_temp23, 1, 1), }; static struct sensor_device_attribute_2 sda_temp_max_hyst[] = { SENSOR_ATTR_2(temp1_max_hyst, S_IRUGO | S_IWUSR, show_temp1, store_temp1, 0, 2), SENSOR_ATTR_2(temp2_max_hyst, S_IRUGO | S_IWUSR, show_temp23, store_temp23, 0, 2), SENSOR_ATTR_2(temp3_max_hyst, S_IRUGO | S_IWUSR, show_temp23, store_temp23, 1, 2), }; |
ec1c31941 hwmon: (w83791d) ... |
994 995 996 997 |
/* * Note: The bitmask for the beep enable/disable is different than * the bitmask for the alarm. */ |
643831236 hwmon: (w83791d) ... |
998 999 1000 1001 1002 1003 1004 1005 1006 1007 1008 |
static struct sensor_device_attribute sda_temp_beep[] = { SENSOR_ATTR(temp1_beep, S_IWUSR | S_IRUGO, show_beep, store_beep, 4), SENSOR_ATTR(temp2_beep, S_IWUSR | S_IRUGO, show_beep, store_beep, 5), SENSOR_ATTR(temp3_beep, S_IWUSR | S_IRUGO, show_beep, store_beep, 1), }; static struct sensor_device_attribute sda_temp_alarm[] = { SENSOR_ATTR(temp1_alarm, S_IRUGO, show_alarm, NULL, 4), SENSOR_ATTR(temp2_alarm, S_IRUGO, show_alarm, NULL, 5), SENSOR_ATTR(temp3_alarm, S_IRUGO, show_alarm, NULL, 13), }; |
9873964d6 [PATCH] HWMON: w8... |
1009 |
|
84fb029fa hwmon: Correct so... |
1010 |
/* get realtime status of all sensors items: voltage, temp, fan */ |
8d0ec428d hwmon: (w83791d) ... |
1011 1012 |
static ssize_t alarms_show(struct device *dev, struct device_attribute *attr, char *buf) |
9873964d6 [PATCH] HWMON: w8... |
1013 1014 1015 1016 1017 |
{ struct w83791d_data *data = w83791d_update_device(dev); return sprintf(buf, "%u ", data->alarms); } |
8d0ec428d hwmon: (w83791d) ... |
1018 |
static DEVICE_ATTR_RO(alarms); |
9873964d6 [PATCH] HWMON: w8... |
1019 1020 1021 1022 1023 1024 1025 1026 1027 1028 1029 1030 1031 1032 1033 1034 1035 1036 1037 1038 1039 1040 1041 1042 1043 1044 1045 1046 1047 |
/* Beep control */ #define GLOBAL_BEEP_ENABLE_SHIFT 15 #define GLOBAL_BEEP_ENABLE_MASK (1 << GLOBAL_BEEP_ENABLE_SHIFT) static ssize_t show_beep_enable(struct device *dev, struct device_attribute *attr, char *buf) { struct w83791d_data *data = w83791d_update_device(dev); return sprintf(buf, "%d ", data->beep_enable); } static ssize_t show_beep_mask(struct device *dev, struct device_attribute *attr, char *buf) { struct w83791d_data *data = w83791d_update_device(dev); return sprintf(buf, "%d ", BEEP_MASK_FROM_REG(data->beep_mask)); } static ssize_t store_beep_mask(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) { struct i2c_client *client = to_i2c_client(dev); struct w83791d_data *data = i2c_get_clientdata(client); |
9873964d6 [PATCH] HWMON: w8... |
1048 |
int i; |
ec1c31941 hwmon: (w83791d) ... |
1049 1050 1051 1052 1053 1054 |
long val; int err; err = kstrtol(buf, 10, &val); if (err) return err; |
9873964d6 [PATCH] HWMON: w8... |
1055 1056 |
mutex_lock(&data->update_lock); |
ec1c31941 hwmon: (w83791d) ... |
1057 1058 1059 1060 |
/* * The beep_enable state overrides any enabling request from * the masks */ |
9873964d6 [PATCH] HWMON: w8... |
1061 1062 1063 1064 1065 1066 1067 1068 1069 1070 1071 1072 1073 1074 1075 1076 1077 1078 1079 1080 1081 |
data->beep_mask = BEEP_MASK_TO_REG(val) & ~GLOBAL_BEEP_ENABLE_MASK; data->beep_mask |= (data->beep_enable << GLOBAL_BEEP_ENABLE_SHIFT); val = data->beep_mask; for (i = 0; i < 3; i++) { w83791d_write(client, W83791D_REG_BEEP_CTRL[i], (val & 0xff)); val >>= 8; } mutex_unlock(&data->update_lock); return count; } static ssize_t store_beep_enable(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) { struct i2c_client *client = to_i2c_client(dev); struct w83791d_data *data = i2c_get_clientdata(client); |
ec1c31941 hwmon: (w83791d) ... |
1082 1083 1084 1085 1086 1087 |
long val; int err; err = kstrtol(buf, 10, &val); if (err) return err; |
9873964d6 [PATCH] HWMON: w8... |
1088 1089 1090 1091 1092 1093 1094 1095 |
mutex_lock(&data->update_lock); data->beep_enable = val ? 1 : 0; /* Keep the full mask value in sync with the current enable */ data->beep_mask &= ~GLOBAL_BEEP_ENABLE_MASK; data->beep_mask |= (data->beep_enable << GLOBAL_BEEP_ENABLE_SHIFT); |
ec1c31941 hwmon: (w83791d) ... |
1096 1097 1098 1099 |
/* * The global control is in the second beep control register * so only need to update that register */ |
9873964d6 [PATCH] HWMON: w8... |
1100 1101 1102 1103 1104 1105 1106 1107 1108 1109 1110 1111 1112 1113 1114 1115 1116 |
val = (data->beep_mask >> 8) & 0xff; w83791d_write(client, W83791D_REG_BEEP_CTRL[1], val); mutex_unlock(&data->update_lock); return count; } static struct sensor_device_attribute sda_beep_ctrl[] = { SENSOR_ATTR(beep_enable, S_IRUGO | S_IWUSR, show_beep_enable, store_beep_enable, 0), SENSOR_ATTR(beep_mask, S_IRUGO | S_IWUSR, show_beep_mask, store_beep_mask, 1) }; /* cpu voltage regulation information */ |
8d0ec428d hwmon: (w83791d) ... |
1117 1118 |
static ssize_t cpu0_vid_show(struct device *dev, struct device_attribute *attr, char *buf) |
9873964d6 [PATCH] HWMON: w8... |
1119 1120 1121 1122 1123 |
{ struct w83791d_data *data = w83791d_update_device(dev); return sprintf(buf, "%d ", vid_from_reg(data->vid, data->vrm)); } |
8d0ec428d hwmon: (w83791d) ... |
1124 |
static DEVICE_ATTR_RO(cpu0_vid); |
9873964d6 [PATCH] HWMON: w8... |
1125 |
|
8d0ec428d hwmon: (w83791d) ... |
1126 1127 |
static ssize_t vrm_show(struct device *dev, struct device_attribute *attr, char *buf) |
9873964d6 [PATCH] HWMON: w8... |
1128 |
{ |
90d6619a9 hwmon: VRM is not... |
1129 |
struct w83791d_data *data = dev_get_drvdata(dev); |
9873964d6 [PATCH] HWMON: w8... |
1130 1131 1132 |
return sprintf(buf, "%d ", data->vrm); } |
8d0ec428d hwmon: (w83791d) ... |
1133 1134 |
static ssize_t vrm_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) |
9873964d6 [PATCH] HWMON: w8... |
1135 |
{ |
8f74efe81 hwmon: VRM is not... |
1136 |
struct w83791d_data *data = dev_get_drvdata(dev); |
ec1c31941 hwmon: (w83791d) ... |
1137 1138 |
unsigned long val; int err; |
9873964d6 [PATCH] HWMON: w8... |
1139 |
|
ec1c31941 hwmon: (w83791d) ... |
1140 1141 1142 1143 1144 |
/* * No lock needed as vrm is internal to the driver * (not read from a chip register) and so is not * updated in w83791d_update_device() */ |
9873964d6 [PATCH] HWMON: w8... |
1145 |
|
ec1c31941 hwmon: (w83791d) ... |
1146 1147 1148 |
err = kstrtoul(buf, 10, &val); if (err) return err; |
fe04f24b8 hwmon: (w83791d) ... |
1149 1150 |
if (val > 255) return -EINVAL; |
ec1c31941 hwmon: (w83791d) ... |
1151 |
data->vrm = val; |
9873964d6 [PATCH] HWMON: w8... |
1152 1153 |
return count; } |
8d0ec428d hwmon: (w83791d) ... |
1154 |
static DEVICE_ATTR_RW(vrm); |
9873964d6 [PATCH] HWMON: w8... |
1155 |
|
34fc921a2 w83791d: Fix unch... |
1156 |
#define IN_UNIT_ATTRS(X) \ |
ec1c31941 hwmon: (w83791d) ... |
1157 1158 1159 1160 |
&sda_in_input[X].dev_attr.attr, \ &sda_in_min[X].dev_attr.attr, \ &sda_in_max[X].dev_attr.attr, \ &sda_in_beep[X].dev_attr.attr, \ |
643831236 hwmon: (w83791d) ... |
1161 |
&sda_in_alarm[X].dev_attr.attr |
34fc921a2 w83791d: Fix unch... |
1162 1163 |
#define FAN_UNIT_ATTRS(X) \ |
ec1c31941 hwmon: (w83791d) ... |
1164 1165 1166 1167 |
&sda_fan_input[X].dev_attr.attr, \ &sda_fan_min[X].dev_attr.attr, \ &sda_fan_div[X].dev_attr.attr, \ &sda_fan_beep[X].dev_attr.attr, \ |
643831236 hwmon: (w83791d) ... |
1168 |
&sda_fan_alarm[X].dev_attr.attr |
34fc921a2 w83791d: Fix unch... |
1169 1170 |
#define TEMP_UNIT_ATTRS(X) \ |
ec1c31941 hwmon: (w83791d) ... |
1171 1172 1173 1174 |
&sda_temp_input[X].dev_attr.attr, \ &sda_temp_max[X].dev_attr.attr, \ &sda_temp_max_hyst[X].dev_attr.attr, \ &sda_temp_beep[X].dev_attr.attr, \ |
643831236 hwmon: (w83791d) ... |
1175 |
&sda_temp_alarm[X].dev_attr.attr |
34fc921a2 w83791d: Fix unch... |
1176 1177 1178 1179 1180 1181 1182 1183 1184 1185 1186 1187 1188 1189 1190 |
static struct attribute *w83791d_attributes[] = { IN_UNIT_ATTRS(0), IN_UNIT_ATTRS(1), IN_UNIT_ATTRS(2), IN_UNIT_ATTRS(3), IN_UNIT_ATTRS(4), IN_UNIT_ATTRS(5), IN_UNIT_ATTRS(6), IN_UNIT_ATTRS(7), IN_UNIT_ATTRS(8), IN_UNIT_ATTRS(9), FAN_UNIT_ATTRS(0), FAN_UNIT_ATTRS(1), FAN_UNIT_ATTRS(2), |
34fc921a2 w83791d: Fix unch... |
1191 1192 1193 1194 1195 1196 1197 1198 |
TEMP_UNIT_ATTRS(0), TEMP_UNIT_ATTRS(1), TEMP_UNIT_ATTRS(2), &dev_attr_alarms.attr, &sda_beep_ctrl[0].dev_attr.attr, &sda_beep_ctrl[1].dev_attr.attr, &dev_attr_cpu0_vid.attr, &dev_attr_vrm.attr, |
6495ce184 hwmon: (w83791d) ... |
1199 1200 1201 |
&sda_pwm[0].dev_attr.attr, &sda_pwm[1].dev_attr.attr, &sda_pwm[2].dev_attr.attr, |
b5938f8c4 hwmon: (w83791d) ... |
1202 1203 1204 |
&sda_pwmenable[0].dev_attr.attr, &sda_pwmenable[1].dev_attr.attr, &sda_pwmenable[2].dev_attr.attr, |
a5a4598cd hwmon: (w83791d) ... |
1205 1206 1207 1208 1209 1210 |
&sda_temp_target[0].dev_attr.attr, &sda_temp_target[1].dev_attr.attr, &sda_temp_target[2].dev_attr.attr, &sda_temp_tolerance[0].dev_attr.attr, &sda_temp_tolerance[1].dev_attr.attr, &sda_temp_tolerance[2].dev_attr.attr, |
34fc921a2 w83791d: Fix unch... |
1211 1212 1213 1214 1215 1216 |
NULL }; static const struct attribute_group w83791d_group = { .attrs = w83791d_attributes, }; |
ec1c31941 hwmon: (w83791d) ... |
1217 1218 1219 1220 1221 |
/* * Separate group of attributes for fan/pwm 4-5. Their pins can also be * in use for GPIO in which case their sysfs-interface should not be made * available */ |
6e1ecd9b8 hwmon: (w83791d) ... |
1222 1223 1224 |
static struct attribute *w83791d_attributes_fanpwm45[] = { FAN_UNIT_ATTRS(3), FAN_UNIT_ATTRS(4), |
6495ce184 hwmon: (w83791d) ... |
1225 1226 |
&sda_pwm[3].dev_attr.attr, &sda_pwm[4].dev_attr.attr, |
6e1ecd9b8 hwmon: (w83791d) ... |
1227 1228 1229 1230 1231 1232 |
NULL }; static const struct attribute_group w83791d_group_fanpwm45 = { .attrs = w83791d_attributes_fanpwm45, }; |
9873964d6 [PATCH] HWMON: w8... |
1233 |
|
cb0c1af37 hwmon: (w83791d) ... |
1234 |
static int w83791d_detect_subclients(struct i2c_client *client) |
9873964d6 [PATCH] HWMON: w8... |
1235 |
{ |
cb0c1af37 hwmon: (w83791d) ... |
1236 |
struct i2c_adapter *adapter = client->adapter; |
9873964d6 [PATCH] HWMON: w8... |
1237 |
struct w83791d_data *data = i2c_get_clientdata(client); |
cb0c1af37 hwmon: (w83791d) ... |
1238 |
int address = client->addr; |
358d20711 hwmon: (w83791d) ... |
1239 |
int i, id; |
9873964d6 [PATCH] HWMON: w8... |
1240 1241 1242 1243 1244 1245 1246 1247 1248 1249 1250 1251 |
u8 val; id = i2c_adapter_id(adapter); if (force_subclients[0] == id && force_subclients[1] == address) { for (i = 2; i <= 3; i++) { if (force_subclients[i] < 0x48 || force_subclients[i] > 0x4f) { dev_err(&client->dev, "invalid subclient " "address %d; must be 0x48-0x4f ", force_subclients[i]); |
358d20711 hwmon: (w83791d) ... |
1252 |
return -ENODEV; |
9873964d6 [PATCH] HWMON: w8... |
1253 1254 1255 1256 1257 1258 1259 1260 |
} } w83791d_write(client, W83791D_REG_I2C_SUBADDR, (force_subclients[2] & 0x07) | ((force_subclients[3] & 0x07) << 4)); } val = w83791d_read(client, W83791D_REG_I2C_SUBADDR); |
ec1c31941 hwmon: (w83791d) ... |
1261 |
if (!(val & 0x08)) |
358d20711 hwmon: (w83791d) ... |
1262 1263 |
data->lm75[0] = devm_i2c_new_dummy_device(&client->dev, adapter, 0x48 + (val & 0x7)); |
9873964d6 [PATCH] HWMON: w8... |
1264 |
if (!(val & 0x80)) { |
358d20711 hwmon: (w83791d) ... |
1265 |
if (!IS_ERR(data->lm75[0]) && |
9873964d6 [PATCH] HWMON: w8... |
1266 1267 1268 1269 1270 1271 |
((val & 0x7) == ((val >> 4) & 0x7))) { dev_err(&client->dev, "duplicate addresses 0x%x, " "use force_subclient ", data->lm75[0]->addr); |
358d20711 hwmon: (w83791d) ... |
1272 |
return -ENODEV; |
9873964d6 [PATCH] HWMON: w8... |
1273 |
} |
358d20711 hwmon: (w83791d) ... |
1274 1275 |
data->lm75[1] = devm_i2c_new_dummy_device(&client->dev, adapter, 0x48 + ((val >> 4) & 0x7)); |
9873964d6 [PATCH] HWMON: w8... |
1276 1277 1278 |
} return 0; |
9873964d6 [PATCH] HWMON: w8... |
1279 |
} |
cb0c1af37 hwmon: (w83791d) ... |
1280 |
/* Return 0 if detection is successful, -ENODEV otherwise */ |
310ec7921 i2c: Drop the kin... |
1281 |
static int w83791d_detect(struct i2c_client *client, |
cb0c1af37 hwmon: (w83791d) ... |
1282 |
struct i2c_board_info *info) |
9873964d6 [PATCH] HWMON: w8... |
1283 |
{ |
cb0c1af37 hwmon: (w83791d) ... |
1284 1285 1286 |
struct i2c_adapter *adapter = client->adapter; int val1, val2; unsigned short address = client->addr; |
9873964d6 [PATCH] HWMON: w8... |
1287 |
|
ec1c31941 hwmon: (w83791d) ... |
1288 |
if (!i2c_check_functionality(adapter, I2C_FUNC_SMBUS_BYTE_DATA)) |
cb0c1af37 hwmon: (w83791d) ... |
1289 |
return -ENODEV; |
9873964d6 [PATCH] HWMON: w8... |
1290 |
|
3f8b84594 hwmon: (w83791d) ... |
1291 1292 1293 1294 1295 1296 1297 1298 |
if (w83791d_read(client, W83791D_REG_CONFIG) & 0x80) return -ENODEV; val1 = w83791d_read(client, W83791D_REG_BANK); val2 = w83791d_read(client, W83791D_REG_CHIPMAN); /* Check for Winbond ID if in bank 0 */ if (!(val1 & 0x07)) { if ((!(val1 & 0x80) && val2 != 0xa3) || |
ec1c31941 hwmon: (w83791d) ... |
1299 |
((val1 & 0x80) && val2 != 0x5c)) { |
cb0c1af37 hwmon: (w83791d) ... |
1300 |
return -ENODEV; |
9873964d6 [PATCH] HWMON: w8... |
1301 1302 |
} } |
ec1c31941 hwmon: (w83791d) ... |
1303 1304 1305 1306 |
/* * If Winbond chip, address of chip and W83791D_REG_I2C_ADDR * should match */ |
3f8b84594 hwmon: (w83791d) ... |
1307 1308 |
if (w83791d_read(client, W83791D_REG_I2C_ADDR) != address) return -ENODEV; |
9873964d6 [PATCH] HWMON: w8... |
1309 |
|
3f8b84594 hwmon: (w83791d) ... |
1310 |
/* We want bank 0 and Vendor ID high byte */ |
9873964d6 [PATCH] HWMON: w8... |
1311 1312 1313 1314 |
val1 = w83791d_read(client, W83791D_REG_BANK) & 0x78; w83791d_write(client, W83791D_REG_BANK, val1 | 0x80); /* Verify it is a Winbond w83791d */ |
3f8b84594 hwmon: (w83791d) ... |
1315 1316 1317 1318 |
val1 = w83791d_read(client, W83791D_REG_WCHIPID); val2 = w83791d_read(client, W83791D_REG_CHIPMAN); if (val1 != 0x71 || val2 != 0x5c) return -ENODEV; |
9873964d6 [PATCH] HWMON: w8... |
1319 |
|
cb0c1af37 hwmon: (w83791d) ... |
1320 1321 1322 1323 |
strlcpy(info->type, "w83791d", I2C_NAME_SIZE); return 0; } |
77b5b8a80 hwmon: (w83791d) ... |
1324 |
static int w83791d_probe(struct i2c_client *client) |
cb0c1af37 hwmon: (w83791d) ... |
1325 1326 1327 |
{ struct w83791d_data *data; struct device *dev = &client->dev; |
16a515fd0 drivers/hwmon/w83... |
1328 |
int i, err; |
6e1ecd9b8 hwmon: (w83791d) ... |
1329 |
u8 has_fanpwm45; |
9873964d6 [PATCH] HWMON: w8... |
1330 1331 |
#ifdef DEBUG |
16a515fd0 drivers/hwmon/w83... |
1332 |
int val1; |
9873964d6 [PATCH] HWMON: w8... |
1333 1334 1335 1336 1337 |
val1 = w83791d_read(client, W83791D_REG_DID_VID4); dev_dbg(dev, "Device ID version: %d.%d (0x%02x) ", (val1 >> 5) & 0x07, (val1 >> 1) & 0x0f, val1); #endif |
6e13bb06f hwmon: (w83791d) ... |
1338 1339 1340 1341 |
data = devm_kzalloc(&client->dev, sizeof(struct w83791d_data), GFP_KERNEL); if (!data) return -ENOMEM; |
9873964d6 [PATCH] HWMON: w8... |
1342 |
|
cb0c1af37 hwmon: (w83791d) ... |
1343 1344 |
i2c_set_clientdata(client, data); mutex_init(&data->update_lock); |
9873964d6 [PATCH] HWMON: w8... |
1345 |
|
cb0c1af37 hwmon: (w83791d) ... |
1346 1347 |
err = w83791d_detect_subclients(client); if (err) |
6e13bb06f hwmon: (w83791d) ... |
1348 |
return err; |
9873964d6 [PATCH] HWMON: w8... |
1349 1350 1351 |
/* Initialize the chip */ w83791d_init_client(client); |
ec1c31941 hwmon: (w83791d) ... |
1352 1353 1354 1355 1356 |
/* * If the fan_div is changed, make sure there is a rational * fan_min in place */ for (i = 0; i < NUMBER_OF_FANIN; i++) |
9873964d6 [PATCH] HWMON: w8... |
1357 |
data->fan_min[i] = w83791d_read(client, W83791D_REG_FAN_MIN[i]); |
9873964d6 [PATCH] HWMON: w8... |
1358 1359 |
/* Register sysfs hooks */ |
ec1c31941 hwmon: (w83791d) ... |
1360 1361 |
err = sysfs_create_group(&client->dev.kobj, &w83791d_group); if (err) |
358d20711 hwmon: (w83791d) ... |
1362 |
return err; |
34fc921a2 w83791d: Fix unch... |
1363 |
|
6e1ecd9b8 hwmon: (w83791d) ... |
1364 1365 1366 1367 1368 1369 1370 1371 |
/* Check if pins of fan/pwm 4-5 are in use as GPIO */ has_fanpwm45 = w83791d_read(client, W83791D_REG_GPIO) & 0x10; if (has_fanpwm45) { err = sysfs_create_group(&client->dev.kobj, &w83791d_group_fanpwm45); if (err) goto error4; } |
34fc921a2 w83791d: Fix unch... |
1372 |
/* Everything is ready, now register the working device */ |
1beeffe43 hwmon: Convert fr... |
1373 1374 1375 |
data->hwmon_dev = hwmon_device_register(dev); if (IS_ERR(data->hwmon_dev)) { err = PTR_ERR(data->hwmon_dev); |
6e1ecd9b8 hwmon: (w83791d) ... |
1376 |
goto error5; |
9873964d6 [PATCH] HWMON: w8... |
1377 |
} |
9873964d6 [PATCH] HWMON: w8... |
1378 |
return 0; |
6e1ecd9b8 hwmon: (w83791d) ... |
1379 1380 1381 |
error5: if (has_fanpwm45) sysfs_remove_group(&client->dev.kobj, &w83791d_group_fanpwm45); |
34fc921a2 w83791d: Fix unch... |
1382 1383 |
error4: sysfs_remove_group(&client->dev.kobj, &w83791d_group); |
9873964d6 [PATCH] HWMON: w8... |
1384 1385 |
return err; } |
cb0c1af37 hwmon: (w83791d) ... |
1386 |
static int w83791d_remove(struct i2c_client *client) |
9873964d6 [PATCH] HWMON: w8... |
1387 1388 |
{ struct w83791d_data *data = i2c_get_clientdata(client); |
9873964d6 [PATCH] HWMON: w8... |
1389 |
|
cb0c1af37 hwmon: (w83791d) ... |
1390 1391 |
hwmon_device_unregister(data->hwmon_dev); sysfs_remove_group(&client->dev.kobj, &w83791d_group); |
9873964d6 [PATCH] HWMON: w8... |
1392 |
|
9873964d6 [PATCH] HWMON: w8... |
1393 1394 1395 1396 1397 1398 1399 1400 |
return 0; } static void w83791d_init_client(struct i2c_client *client) { struct w83791d_data *data = i2c_get_clientdata(client); u8 tmp; u8 old_beep; |
ec1c31941 hwmon: (w83791d) ... |
1401 1402 1403 1404 1405 1406 1407 1408 1409 1410 1411 1412 1413 1414 |
/* * The difference between reset and init is that reset * does a hard reset of the chip via index 0x40, bit 7, * but init simply forces certain registers to have "sane" * values. The hope is that the BIOS has done the right * thing (which is why the default is reset=0, init=0), * but if not, reset is the hard hammer and init * is the soft mallet both of which are trying to whack * things into place... * NOTE: The data sheet makes a distinction between * "power on defaults" and "reset by MR". As far as I can tell, * the hard reset puts everything into a power-on state so I'm * not sure what "reset by MR" means or how it can happen. */ |
9873964d6 [PATCH] HWMON: w8... |
1415 1416 1417 1418 1419 1420 1421 1422 1423 1424 1425 1426 1427 1428 1429 1430 1431 1432 1433 1434 1435 1436 1437 1438 1439 1440 1441 1442 1443 1444 1445 1446 1447 1448 1449 1450 1451 1452 1453 1454 1455 1456 1457 1458 1459 |
if (reset || init) { /* keep some BIOS settings when we... */ old_beep = w83791d_read(client, W83791D_REG_BEEP_CONFIG); if (reset) { /* ... reset the chip and ... */ w83791d_write(client, W83791D_REG_CONFIG, 0x80); } /* ... disable power-on abnormal beep */ w83791d_write(client, W83791D_REG_BEEP_CONFIG, old_beep | 0x80); /* disable the global beep (not done by hard reset) */ tmp = w83791d_read(client, W83791D_REG_BEEP_CTRL[1]); w83791d_write(client, W83791D_REG_BEEP_CTRL[1], tmp & 0xef); if (init) { /* Make sure monitoring is turned on for add-ons */ tmp = w83791d_read(client, W83791D_REG_TEMP2_CONFIG); if (tmp & 1) { w83791d_write(client, W83791D_REG_TEMP2_CONFIG, tmp & 0xfe); } tmp = w83791d_read(client, W83791D_REG_TEMP3_CONFIG); if (tmp & 1) { w83791d_write(client, W83791D_REG_TEMP3_CONFIG, tmp & 0xfe); } /* Start monitoring */ tmp = w83791d_read(client, W83791D_REG_CONFIG) & 0xf7; w83791d_write(client, W83791D_REG_CONFIG, tmp | 0x01); } } data->vrm = vid_which_vrm(); } static struct w83791d_data *w83791d_update_device(struct device *dev) { struct i2c_client *client = to_i2c_client(dev); struct w83791d_data *data = i2c_get_clientdata(client); int i, j; u8 reg_array_tmp[3]; |
ad02ad85c hwmon: (w83791d) ... |
1460 |
u8 vbat_reg; |
9873964d6 [PATCH] HWMON: w8... |
1461 1462 1463 1464 1465 1466 1467 1468 1469 1470 1471 1472 1473 1474 1475 1476 1477 1478 1479 1480 1481 1482 1483 1484 1485 1486 1487 1488 1489 1490 1491 1492 1493 1494 1495 1496 1497 |
mutex_lock(&data->update_lock); if (time_after(jiffies, data->last_updated + (HZ * 3)) || !data->valid) { dev_dbg(dev, "Starting w83791d device update "); /* Update the voltages measured value and limits */ for (i = 0; i < NUMBER_OF_VIN; i++) { data->in[i] = w83791d_read(client, W83791D_REG_IN[i]); data->in_max[i] = w83791d_read(client, W83791D_REG_IN_MAX[i]); data->in_min[i] = w83791d_read(client, W83791D_REG_IN_MIN[i]); } /* Update the fan counts and limits */ for (i = 0; i < NUMBER_OF_FANIN; i++) { /* Update the Fan measured value and limits */ data->fan[i] = w83791d_read(client, W83791D_REG_FAN[i]); data->fan_min[i] = w83791d_read(client, W83791D_REG_FAN_MIN[i]); } /* Update the fan divisor */ for (i = 0; i < 3; i++) { reg_array_tmp[i] = w83791d_read(client, W83791D_REG_FAN_DIV[i]); } data->fan_div[0] = (reg_array_tmp[0] >> 4) & 0x03; data->fan_div[1] = (reg_array_tmp[0] >> 6) & 0x03; data->fan_div[2] = (reg_array_tmp[1] >> 6) & 0x03; data->fan_div[3] = reg_array_tmp[2] & 0x07; data->fan_div[4] = (reg_array_tmp[2] >> 4) & 0x07; |
ec1c31941 hwmon: (w83791d) ... |
1498 1499 1500 1501 |
/* * The fan divisor for fans 0-2 get bit 2 from * bits 5-7 respectively of vbat register */ |
ad02ad85c hwmon: (w83791d) ... |
1502 1503 1504 |
vbat_reg = w83791d_read(client, W83791D_REG_VBAT); for (i = 0; i < 3; i++) data->fan_div[i] |= (vbat_reg >> (3 + i)) & 0x04; |
6495ce184 hwmon: (w83791d) ... |
1505 1506 1507 1508 1509 |
/* Update PWM duty cycle */ for (i = 0; i < NUMBER_OF_PWM; i++) { data->pwm[i] = w83791d_read(client, W83791D_REG_PWM[i]); } |
b5938f8c4 hwmon: (w83791d) ... |
1510 1511 1512 1513 1514 1515 1516 1517 |
/* Update PWM enable status */ for (i = 0; i < 2; i++) { reg_array_tmp[i] = w83791d_read(client, W83791D_REG_FAN_CFG[i]); } data->pwm_enable[0] = (reg_array_tmp[0] >> 2) & 0x03; data->pwm_enable[1] = (reg_array_tmp[0] >> 4) & 0x03; data->pwm_enable[2] = (reg_array_tmp[1] >> 2) & 0x03; |
a5a4598cd hwmon: (w83791d) ... |
1518 1519 1520 1521 1522 1523 1524 1525 1526 1527 1528 1529 1530 1531 |
/* Update PWM target temperature */ for (i = 0; i < 3; i++) { data->temp_target[i] = w83791d_read(client, W83791D_REG_TEMP_TARGET[i]) & 0x7f; } /* Update PWM temperature tolerance */ for (i = 0; i < 2; i++) { reg_array_tmp[i] = w83791d_read(client, W83791D_REG_TEMP_TOL[i]); } data->temp_tolerance[0] = reg_array_tmp[0] & 0x0f; data->temp_tolerance[1] = (reg_array_tmp[0] >> 4) & 0x0f; data->temp_tolerance[2] = reg_array_tmp[1] & 0x0f; |
9873964d6 [PATCH] HWMON: w8... |
1532 1533 1534 1535 1536 1537 1538 1539 1540 1541 1542 1543 1544 1545 1546 1547 1548 1549 1550 1551 1552 1553 1554 1555 1556 1557 1558 1559 |
/* Update the first temperature sensor */ for (i = 0; i < 3; i++) { data->temp1[i] = w83791d_read(client, W83791D_REG_TEMP1[i]); } /* Update the rest of the temperature sensors */ for (i = 0; i < 2; i++) { for (j = 0; j < 3; j++) { data->temp_add[i][j] = (w83791d_read(client, W83791D_REG_TEMP_ADD[i][j * 2]) << 8) | w83791d_read(client, W83791D_REG_TEMP_ADD[i][j * 2 + 1]); } } /* Update the realtime status */ data->alarms = w83791d_read(client, W83791D_REG_ALARM1) + (w83791d_read(client, W83791D_REG_ALARM2) << 8) + (w83791d_read(client, W83791D_REG_ALARM3) << 16); /* Update the beep configuration information */ data->beep_mask = w83791d_read(client, W83791D_REG_BEEP_CTRL[0]) + (w83791d_read(client, W83791D_REG_BEEP_CTRL[1]) << 8) + (w83791d_read(client, W83791D_REG_BEEP_CTRL[2]) << 16); |
125751cb8 w83791d: Document... |
1560 |
/* Extract global beep enable flag */ |
9873964d6 [PATCH] HWMON: w8... |
1561 1562 1563 1564 1565 1566 1567 1568 1569 1570 1571 1572 1573 1574 1575 1576 1577 1578 1579 1580 1581 1582 1583 1584 1585 1586 1587 1588 1589 1590 1591 1592 1593 1594 1595 1596 1597 1598 1599 1600 1601 1602 1603 1604 1605 1606 1607 1608 1609 |
data->beep_enable = (data->beep_mask >> GLOBAL_BEEP_ENABLE_SHIFT) & 0x01; /* Update the cpu voltage information */ i = w83791d_read(client, W83791D_REG_VID_FANDIV); data->vid = i & 0x0f; data->vid |= (w83791d_read(client, W83791D_REG_DID_VID4) & 0x01) << 4; data->last_updated = jiffies; data->valid = 1; } mutex_unlock(&data->update_lock); #ifdef DEBUG w83791d_print_debug(data, dev); #endif return data; } #ifdef DEBUG static void w83791d_print_debug(struct w83791d_data *data, struct device *dev) { int i = 0, j = 0; dev_dbg(dev, "======Start of w83791d debug values====== "); dev_dbg(dev, "%d set of Voltages: ===> ", NUMBER_OF_VIN); for (i = 0; i < NUMBER_OF_VIN; i++) { dev_dbg(dev, "vin[%d] is: 0x%02x ", i, data->in[i]); dev_dbg(dev, "vin[%d] min is: 0x%02x ", i, data->in_min[i]); dev_dbg(dev, "vin[%d] max is: 0x%02x ", i, data->in_max[i]); } dev_dbg(dev, "%d set of Fan Counts/Divisors: ===> ", NUMBER_OF_FANIN); for (i = 0; i < NUMBER_OF_FANIN; i++) { dev_dbg(dev, "fan[%d] is: 0x%02x ", i, data->fan[i]); dev_dbg(dev, "fan[%d] min is: 0x%02x ", i, data->fan_min[i]); dev_dbg(dev, "fan_div[%d] is: 0x%02x ", i, data->fan_div[i]); } |
ec1c31941 hwmon: (w83791d) ... |
1610 1611 1612 1613 |
/* * temperature math is signed, but only print out the * bits that matter */ |
9873964d6 [PATCH] HWMON: w8... |
1614 1615 |
dev_dbg(dev, "%d set of Temperatures: ===> ", NUMBER_OF_TEMPIN); |
ec1c31941 hwmon: (w83791d) ... |
1616 |
for (i = 0; i < 3; i++) |
9873964d6 [PATCH] HWMON: w8... |
1617 1618 |
dev_dbg(dev, "temp1[%d] is: 0x%02x ", i, (u8) data->temp1[i]); |
9873964d6 [PATCH] HWMON: w8... |
1619 1620 1621 1622 1623 1624 1625 1626 1627 1628 1629 1630 1631 1632 1633 1634 1635 1636 1637 1638 1639 1640 1641 1642 1643 1644 |
for (i = 0; i < 2; i++) { for (j = 0; j < 3; j++) { dev_dbg(dev, "temp_add[%d][%d] is: 0x%04x ", i, j, (u16) data->temp_add[i][j]); } } dev_dbg(dev, "Misc Information: ===> "); dev_dbg(dev, "alarm is: 0x%08x ", data->alarms); dev_dbg(dev, "beep_mask is: 0x%08x ", data->beep_mask); dev_dbg(dev, "beep_enable is: %d ", data->beep_enable); dev_dbg(dev, "vid is: 0x%02x ", data->vid); dev_dbg(dev, "vrm is: 0x%02x ", data->vrm); dev_dbg(dev, "=======End of w83791d debug values======== "); dev_dbg(dev, " "); } #endif |
f0967eea8 hwmon: convert dr... |
1645 |
module_i2c_driver(w83791d_driver); |
9873964d6 [PATCH] HWMON: w8... |
1646 1647 1648 1649 |
MODULE_AUTHOR("Charles Spirakis <bezaur@gmail.com>"); MODULE_DESCRIPTION("W83791D driver"); MODULE_LICENSE("GPL"); |