* the instruction byte
*/
/*Instruction Bit masks*/
-#define INST_MODE_bm (1<<7)
-#define INST_READ_bm (1<<6)
-#define INST_16BIT_bm (1<<5)
+#define INST_MODE_BM (1 << 7)
+#define INST_READ_BM (1 << 6)
+#define INST_16BIT_BM (1 << 5)
/*From figure 18 in the datasheet*/
/*bit masks for Rev/Oscillator Control Register*/
-#define MUX_CNV_bv 7
-#define MUX_CNV_bm (1<<MUX_CNV_bv)
-#define MUX_M3_bm (1<<3) /*M3 selects single ended*/
-#define MUX_G_bv 4 /*allows for reg = (gain << MUX_G_bv) | ...*/
+#define MUX_CNV_BV 7
+#define MUX_CNV_BM (1 << MUX_CNV_BV)
+#define MUX_M3_BM (1 << 3) /*M3 selects single ended*/
+#define MUX_G_BV 4 /*allows for reg = (gain << MUX_G_BV) | ...*/
/*From figure 18 in the datasheet*/
/*bit masks for Rev/Oscillator Control Register*/
-#define OSC_OSCR_bm (1<<5)
-#define OSC_OSCE_bm (1<<4)
-#define OSC_REFE_bm (1<<3)
-#define OSC_BUFE_bm (1<<2)
-#define OSC_R2V_bm (1<<1)
-#define OSC_RBG_bm (1<<0)
+#define OSC_OSCR_BM (1 << 5)
+#define OSC_OSCE_BM (1 << 4)
+#define OSC_REFE_BM (1 << 3)
+#define OSC_BUFE_BM (1 << 2)
+#define OSC_R2V_BM (1 << 1)
+#define OSC_RBG_BM (1 << 0)
#include <linux/module.h>
#include <linux/init.h>
static int ads7871_read_reg8(struct spi_device *spi, int reg)
{
int ret;
- reg = reg | INST_READ_bm;
+ reg = reg | INST_READ_BM;
ret = spi_w8r8(spi, reg);
return ret;
}
static int ads7871_read_reg16(struct spi_device *spi, int reg)
{
int ret;
- reg = reg | INST_READ_bm | INST_16BIT_bm;
+ reg = reg | INST_READ_BM | INST_16BIT_BM;
ret = spi_w8r16(spi, reg);
return ret;
}
* TODO: add support for conversions
* other than single ended with a gain of 1
*/
- /*MUX_M3_bm forces single ended*/
+ /*MUX_M3_BM forces single ended*/
/*This is also where the gain of the PGA would be set*/
ads7871_write_reg8(spi, REG_GAIN_MUX,
- (MUX_CNV_bm | MUX_M3_bm | channel));
+ (MUX_CNV_BM | MUX_M3_BM | channel));
ret = ads7871_read_reg8(spi, REG_GAIN_MUX);
- mux_cnv = ((ret & MUX_CNV_bm)>>MUX_CNV_bv);
+ mux_cnv = ((ret & MUX_CNV_BM) >> MUX_CNV_BV);
/*
* on 400MHz arm9 platform the conversion
* is already done when we do this test
while ((i < 2) && mux_cnv) {
i++;
ret = ads7871_read_reg8(spi, REG_GAIN_MUX);
- mux_cnv = ((ret & MUX_CNV_bm)>>MUX_CNV_bv);
+ mux_cnv = ((ret & MUX_CNV_BM) >> MUX_CNV_BV);
msleep_interruptible(1);
}
if (mux_cnv == 0) {
val = ads7871_read_reg16(spi, REG_LS_BYTE);
/*result in volts*10000 = (val/8192)*2.5*10000*/
- val = ((val>>2) * 25000) / 8192;
+ val = ((val >> 2) * 25000) / 8192;
return sprintf(buf, "%d\n", val);
} else {
return -1;
ads7871_write_reg8(spi, REG_SER_CONTROL, 0);
ads7871_write_reg8(spi, REG_AD_CONTROL, 0);
- val = (OSC_OSCR_bm | OSC_OSCE_bm | OSC_REFE_bm | OSC_BUFE_bm);
+ val = (OSC_OSCR_BM | OSC_OSCE_BM | OSC_REFE_BM | OSC_BUFE_BM);
ads7871_write_reg8(spi, REG_OSC_CONTROL, val);
ret = ads7871_read_reg8(spi, REG_OSC_CONTROL);
* and retrieval of like parameters.
*/
-#define SETUP_SHOW_data_param(d, a) \
+#define SETUP_SHOW_DATA_PARAM(d, a) \
struct sensor_device_attribute *sda = to_sensor_dev_attr(a); \
struct asc7621_data *data = asc7621_update_device(d); \
struct asc7621_param *param = to_asc7621_param(sda)
-#define SETUP_STORE_data_param(d, a) \
+#define SETUP_STORE_DATA_PARAM(d, a) \
struct sensor_device_attribute *sda = to_sensor_dev_attr(a); \
struct i2c_client *client = to_i2c_client(d); \
struct asc7621_data *data = i2c_get_clientdata(client); \
static ssize_t show_u8(struct device *dev, struct device_attribute *attr,
char *buf)
{
- SETUP_SHOW_data_param(dev, attr);
+ SETUP_SHOW_DATA_PARAM(dev, attr);
return sprintf(buf, "%u\n", data->reg[param->msb[0]]);
}
static ssize_t store_u8(struct device *dev, struct device_attribute *attr,
const char *buf, size_t count)
{
- SETUP_STORE_data_param(dev, attr);
+ SETUP_STORE_DATA_PARAM(dev, attr);
long reqval;
if (kstrtol(buf, 10, &reqval))
static ssize_t show_bitmask(struct device *dev,
struct device_attribute *attr, char *buf)
{
- SETUP_SHOW_data_param(dev, attr);
+ SETUP_SHOW_DATA_PARAM(dev, attr);
return sprintf(buf, "%u\n",
(data->reg[param->msb[0]] >> param->
struct device_attribute *attr,
const char *buf, size_t count)
{
- SETUP_STORE_data_param(dev, attr);
+ SETUP_STORE_DATA_PARAM(dev, attr);
long reqval;
u8 currval;
static ssize_t show_fan16(struct device *dev,
struct device_attribute *attr, char *buf)
{
- SETUP_SHOW_data_param(dev, attr);
+ SETUP_SHOW_DATA_PARAM(dev, attr);
u16 regval;
mutex_lock(&data->update_lock);
struct device_attribute *attr, const char *buf,
size_t count)
{
- SETUP_STORE_data_param(dev, attr);
+ SETUP_STORE_DATA_PARAM(dev, attr);
long reqval;
if (kstrtol(buf, 10, &reqval))
static ssize_t show_in10(struct device *dev, struct device_attribute *attr,
char *buf)
{
- SETUP_SHOW_data_param(dev, attr);
+ SETUP_SHOW_DATA_PARAM(dev, attr);
u16 regval;
u8 nr = sda->index;
static ssize_t show_in8(struct device *dev, struct device_attribute *attr,
char *buf)
{
- SETUP_SHOW_data_param(dev, attr);
+ SETUP_SHOW_DATA_PARAM(dev, attr);
u8 nr = sda->index;
return sprintf(buf, "%u\n",
static ssize_t store_in8(struct device *dev, struct device_attribute *attr,
const char *buf, size_t count)
{
- SETUP_STORE_data_param(dev, attr);
+ SETUP_STORE_DATA_PARAM(dev, attr);
long reqval;
u8 nr = sda->index;
static ssize_t show_temp8(struct device *dev,
struct device_attribute *attr, char *buf)
{
- SETUP_SHOW_data_param(dev, attr);
+ SETUP_SHOW_DATA_PARAM(dev, attr);
return sprintf(buf, "%d\n", ((s8) data->reg[param->msb[0]]) * 1000);
}
struct device_attribute *attr, const char *buf,
size_t count)
{
- SETUP_STORE_data_param(dev, attr);
+ SETUP_STORE_DATA_PARAM(dev, attr);
long reqval;
s8 temp;
static ssize_t show_temp10(struct device *dev,
struct device_attribute *attr, char *buf)
{
- SETUP_SHOW_data_param(dev, attr);
+ SETUP_SHOW_DATA_PARAM(dev, attr);
u8 msb, lsb;
int temp;
static ssize_t show_temp62(struct device *dev,
struct device_attribute *attr, char *buf)
{
- SETUP_SHOW_data_param(dev, attr);
+ SETUP_SHOW_DATA_PARAM(dev, attr);
u8 regval = data->reg[param->msb[0]];
int temp = ((s8) (regval & 0xfc) * 1000) + ((regval & 0x03) * 250);
struct device_attribute *attr, const char *buf,
size_t count)
{
- SETUP_STORE_data_param(dev, attr);
+ SETUP_STORE_DATA_PARAM(dev, attr);
long reqval, i, f;
s8 temp;
static ssize_t show_ap2_temp(struct device *dev,
struct device_attribute *attr, char *buf)
{
- SETUP_SHOW_data_param(dev, attr);
+ SETUP_SHOW_DATA_PARAM(dev, attr);
long auto_point1;
u8 regval;
int temp;
struct device_attribute *attr,
const char *buf, size_t count)
{
- SETUP_STORE_data_param(dev, attr);
+ SETUP_STORE_DATA_PARAM(dev, attr);
long reqval, auto_point1;
int i;
u8 currval, newval = 0;
static ssize_t show_pwm_ac(struct device *dev,
struct device_attribute *attr, char *buf)
{
- SETUP_SHOW_data_param(dev, attr);
+ SETUP_SHOW_DATA_PARAM(dev, attr);
u8 config, altbit, regval;
u8 map[] = {
0x01, 0x02, 0x04, 0x1f, 0x00, 0x06, 0x07, 0x10,
struct device_attribute *attr,
const char *buf, size_t count)
{
- SETUP_STORE_data_param(dev, attr);
+ SETUP_STORE_DATA_PARAM(dev, attr);
unsigned long reqval;
u8 currval, config, altbit, newval;
u16 map[] = {
static ssize_t show_pwm_enable(struct device *dev,
struct device_attribute *attr, char *buf)
{
- SETUP_SHOW_data_param(dev, attr);
+ SETUP_SHOW_DATA_PARAM(dev, attr);
u8 config, altbit, minoff, val, newval;
mutex_lock(&data->update_lock);
struct device_attribute *attr,
const char *buf, size_t count)
{
- SETUP_STORE_data_param(dev, attr);
+ SETUP_STORE_DATA_PARAM(dev, attr);
long reqval;
u8 currval, config, altbit, newval, minoff = 255;
static ssize_t show_pwm_freq(struct device *dev,
struct device_attribute *attr, char *buf)
{
- SETUP_SHOW_data_param(dev, attr);
+ SETUP_SHOW_DATA_PARAM(dev, attr);
u8 regval =
(data->reg[param->msb[0]] >> param->shift[0]) & param->mask[0];
struct device_attribute *attr,
const char *buf, size_t count)
{
- SETUP_STORE_data_param(dev, attr);
+ SETUP_STORE_DATA_PARAM(dev, attr);
unsigned long reqval;
u8 currval, newval = 255;
int i;
static ssize_t show_pwm_ast(struct device *dev,
struct device_attribute *attr, char *buf)
{
- SETUP_SHOW_data_param(dev, attr);
+ SETUP_SHOW_DATA_PARAM(dev, attr);
u8 regval =
(data->reg[param->msb[0]] >> param->shift[0]) & param->mask[0];
struct device_attribute *attr,
const char *buf, size_t count)
{
- SETUP_STORE_data_param(dev, attr);
+ SETUP_STORE_DATA_PARAM(dev, attr);
long reqval;
u8 currval, newval = 255;
u32 i;
static ssize_t show_temp_st(struct device *dev,
struct device_attribute *attr, char *buf)
{
- SETUP_SHOW_data_param(dev, attr);
+ SETUP_SHOW_DATA_PARAM(dev, attr);
u8 regval =
(data->reg[param->msb[0]] >> param->shift[0]) & param->mask[0];
regval = clamp_val(regval, 0, 7);
struct device_attribute *attr,
const char *buf, size_t count)
{
- SETUP_STORE_data_param(dev, attr);
+ SETUP_STORE_DATA_PARAM(dev, attr);
long reqval;
u8 currval, newval = 255;
u32 i;
};
/* Conversion function for VDDOUT and VBAT */
-static inline int volt_reg_to_mV(int value)
+static inline int volt_reg_to_mv(int value)
{
return DIV_ROUND_CLOSEST(value * 1000, 512) + 2500;
}
/* Conversion function for ADC channels 4, 5 and 6 */
-static inline int input_reg_to_mV(int value)
+static inline int input_reg_to_mv(int value)
{
return DIV_ROUND_CLOSEST(value * 2500, 1023);
}
/* Conversion function for VBBAT */
-static inline int vbbat_reg_to_mV(int value)
+static inline int vbbat_reg_to_mv(int value)
{
return DIV_ROUND_CLOSEST(value * 2500, 512);
}
goto hwmon_err;
mutex_unlock(&hwmon->hwmon_lock);
- return sprintf(buf, "%d\n", volt_reg_to_mV(vdd));
+ return sprintf(buf, "%d\n", volt_reg_to_mv(vdd));
hwmon_err_release:
da9052_disable_vddout_channel(hwmon->da9052);
if (ret < 0)
return ret;
- return sprintf(buf, "%d\n", volt_reg_to_mV(ret));
+ return sprintf(buf, "%d\n", volt_reg_to_mv(ret));
}
static ssize_t da9052_read_misc_channel(struct device *dev,
if (ret < 0)
return ret;
- return sprintf(buf, "%d\n", input_reg_to_mV(ret));
+ return sprintf(buf, "%d\n", input_reg_to_mv(ret));
}
static ssize_t da9052_read_tjunc(struct device *dev,
if (ret < 0)
return ret;
- return sprintf(buf, "%d\n", vbbat_reg_to_mV(ret));
+ return sprintf(buf, "%d\n", vbbat_reg_to_mv(ret));
}
static ssize_t da9052_hwmon_show_name(struct device *dev,
}
/* Conversion function for VSYS and ADCINx */
-static inline int volt_reg_to_mV(int value, int channel)
+static inline int volt_reg_to_mv(int value, int channel)
{
if (channel == DA9055_ADC_VSYS)
return DIV_ROUND_CLOSEST(value * 1000, DA9055_VSYS_DIV) + 2500;
mutex_unlock(&hwmon->hwmon_lock);
- return sprintf(buf, "%d\n", volt_reg_to_mV(adc, channel));
+ return sprintf(buf, "%d\n", volt_reg_to_mv(adc, channel));
hwmon_err_release:
da9055_disable_auto_mode(hwmon->da9055, channel);
superio_select(5);
sio_data->beep_pin = superio_inb(IT87_SIO_BEEP_PIN_REG) & 0x3f;
} else if (sio_data->type == it8783) {
- int reg25, reg27, reg2A, reg2C, regEF;
+ int reg25, reg27, reg2a, reg2c, regef;
sio_data->skip_vid = 1; /* No VID */
reg25 = superio_inb(IT87_SIO_GPIO1_REG);
reg27 = superio_inb(IT87_SIO_GPIO3_REG);
- reg2A = superio_inb(IT87_SIO_PINX1_REG);
- reg2C = superio_inb(IT87_SIO_PINX2_REG);
- regEF = superio_inb(IT87_SIO_SPI_REG);
+ reg2a = superio_inb(IT87_SIO_PINX1_REG);
+ reg2c = superio_inb(IT87_SIO_PINX2_REG);
+ regef = superio_inb(IT87_SIO_SPI_REG);
/* Check if fan3 is there or not */
- if ((reg27 & (1 << 0)) || !(reg2C & (1 << 2)))
+ if ((reg27 & (1 << 0)) || !(reg2c & (1 << 2)))
sio_data->skip_fan |= (1 << 2);
if ((reg25 & (1 << 4))
- || (!(reg2A & (1 << 1)) && (regEF & (1 << 0))))
+ || (!(reg2a & (1 << 1)) && (regef & (1 << 0))))
sio_data->skip_pwm |= (1 << 2);
/* Check if fan2 is there or not */
sio_data->skip_pwm |= (1 << 1);
/* VIN5 */
- if ((reg27 & (1 << 0)) || (reg2C & (1 << 2)))
+ if ((reg27 & (1 << 0)) || (reg2c & (1 << 2)))
sio_data->skip_in |= (1 << 5); /* No VIN5 */
/* VIN6 */
* not the case, and ask the user to report if the
* resulting voltage is sane.
*/
- if (!(reg2C & (1 << 1))) {
- reg2C |= (1 << 1);
- superio_outb(IT87_SIO_PINX2_REG, reg2C);
+ if (!(reg2c & (1 << 1))) {
+ reg2c |= (1 << 1);
+ superio_outb(IT87_SIO_PINX2_REG, reg2c);
pr_notice("Routing internal VCCH5V to in7.\n");
}
pr_notice("in7 routed to internal voltage divider, with external pin disabled.\n");
pr_notice("Please report if it displays a reasonable voltage.\n");
}
- if (reg2C & (1 << 0))
+ if (reg2c & (1 << 0))
sio_data->internal |= (1 << 0);
- if (reg2C & (1 << 1))
+ if (reg2c & (1 << 1))
sio_data->internal |= (1 << 1);
sio_data->beep_pin = superio_inb(IT87_SIO_BEEP_PIN_REG) & 0x3f;
static unsigned LM93_IN_FROM_REG(int nr, u8 reg)
{
- const long uV_max = lm93_vin_val_max[nr] * 1000;
- const long uV_min = lm93_vin_val_min[nr] * 1000;
+ const long uv_max = lm93_vin_val_max[nr] * 1000;
+ const long uv_min = lm93_vin_val_min[nr] * 1000;
- const long slope = (uV_max - uV_min) /
+ const long slope = (uv_max - uv_min) /
(lm93_vin_reg_max[nr] - lm93_vin_reg_min[nr]);
- const long intercept = uV_min - slope * lm93_vin_reg_min[nr];
+ const long intercept = uv_min - slope * lm93_vin_reg_min[nr];
return (slope * reg + intercept + 500) / 1000;
}
static u8 LM93_IN_TO_REG(int nr, unsigned val)
{
/* range limit */
- const long mV = clamp_val(val,
+ const long mv = clamp_val(val,
lm93_vin_val_min[nr], lm93_vin_val_max[nr]);
/* try not to lose too much precision here */
- const long uV = mV * 1000;
- const long uV_max = lm93_vin_val_max[nr] * 1000;
- const long uV_min = lm93_vin_val_min[nr] * 1000;
+ const long uv = mv * 1000;
+ const long uv_max = lm93_vin_val_max[nr] * 1000;
+ const long uv_min = lm93_vin_val_min[nr] * 1000;
/* convert */
- const long slope = (uV_max - uV_min) /
+ const long slope = (uv_max - uv_min) /
(lm93_vin_reg_max[nr] - lm93_vin_reg_min[nr]);
- const long intercept = uV_min - slope * lm93_vin_reg_min[nr];
+ const long intercept = uv_min - slope * lm93_vin_reg_min[nr];
- u8 result = ((uV - intercept + (slope/2)) / slope);
+ u8 result = ((uv - intercept + (slope/2)) / slope);
result = clamp_val(result,
lm93_vin_reg_min[nr], lm93_vin_reg_max[nr]);
return result;
/* vid in mV, upper == 0 indicates low limit, otherwise upper limit */
static unsigned LM93_IN_REL_FROM_REG(u8 reg, int upper, int vid)
{
- const long uV_offset = upper ? (((reg >> 4 & 0x0f) + 1) * 12500) :
+ const long uv_offset = upper ? (((reg >> 4 & 0x0f) + 1) * 12500) :
(((reg >> 0 & 0x0f) + 1) * -25000);
- const long uV_vid = vid * 1000;
- return (uV_vid + uV_offset + 5000) / 10000;
+ const long uv_vid = vid * 1000;
+ return (uv_vid + uv_offset + 5000) / 10000;
}
#define LM93_IN_MIN_FROM_REG(reg, vid) LM93_IN_REL_FROM_REG((reg), 0, (vid))
*/
static u8 LM93_IN_REL_TO_REG(unsigned val, int upper, int vid)
{
- long uV_offset = vid * 1000 - val * 10000;
+ long uv_offset = vid * 1000 - val * 10000;
if (upper) {
- uV_offset = clamp_val(uV_offset, 12500, 200000);
- return (u8)((uV_offset / 12500 - 1) << 4);
+ uv_offset = clamp_val(uv_offset, 12500, 200000);
+ return (u8)((uv_offset / 12500 - 1) << 4);
} else {
- uV_offset = clamp_val(uV_offset, -400000, -25000);
- return (u8)((uV_offset / -25000 - 1) << 0);
+ uv_offset = clamp_val(uv_offset, -400000, -25000);
+ return (u8)((uv_offset / -25000 - 1) << 0);
}
}
#include <linux/hwmon-sysfs.h>
struct ntc_compensation {
- int temp_C;
+ int temp_c;
unsigned int ohm;
};
* Thermistors Datasheet
*/
static const struct ntc_compensation ncpXXwb473[] = {
- { .temp_C = -40, .ohm = 1747920 },
- { .temp_C = -35, .ohm = 1245428 },
- { .temp_C = -30, .ohm = 898485 },
- { .temp_C = -25, .ohm = 655802 },
- { .temp_C = -20, .ohm = 483954 },
- { .temp_C = -15, .ohm = 360850 },
- { .temp_C = -10, .ohm = 271697 },
- { .temp_C = -5, .ohm = 206463 },
- { .temp_C = 0, .ohm = 158214 },
- { .temp_C = 5, .ohm = 122259 },
- { .temp_C = 10, .ohm = 95227 },
- { .temp_C = 15, .ohm = 74730 },
- { .temp_C = 20, .ohm = 59065 },
- { .temp_C = 25, .ohm = 47000 },
- { .temp_C = 30, .ohm = 37643 },
- { .temp_C = 35, .ohm = 30334 },
- { .temp_C = 40, .ohm = 24591 },
- { .temp_C = 45, .ohm = 20048 },
- { .temp_C = 50, .ohm = 16433 },
- { .temp_C = 55, .ohm = 13539 },
- { .temp_C = 60, .ohm = 11209 },
- { .temp_C = 65, .ohm = 9328 },
- { .temp_C = 70, .ohm = 7798 },
- { .temp_C = 75, .ohm = 6544 },
- { .temp_C = 80, .ohm = 5518 },
- { .temp_C = 85, .ohm = 4674 },
- { .temp_C = 90, .ohm = 3972 },
- { .temp_C = 95, .ohm = 3388 },
- { .temp_C = 100, .ohm = 2902 },
- { .temp_C = 105, .ohm = 2494 },
- { .temp_C = 110, .ohm = 2150 },
- { .temp_C = 115, .ohm = 1860 },
- { .temp_C = 120, .ohm = 1615 },
- { .temp_C = 125, .ohm = 1406 },
+ { .temp_c = -40, .ohm = 1747920 },
+ { .temp_c = -35, .ohm = 1245428 },
+ { .temp_c = -30, .ohm = 898485 },
+ { .temp_c = -25, .ohm = 655802 },
+ { .temp_c = -20, .ohm = 483954 },
+ { .temp_c = -15, .ohm = 360850 },
+ { .temp_c = -10, .ohm = 271697 },
+ { .temp_c = -5, .ohm = 206463 },
+ { .temp_c = 0, .ohm = 158214 },
+ { .temp_c = 5, .ohm = 122259 },
+ { .temp_c = 10, .ohm = 95227 },
+ { .temp_c = 15, .ohm = 74730 },
+ { .temp_c = 20, .ohm = 59065 },
+ { .temp_c = 25, .ohm = 47000 },
+ { .temp_c = 30, .ohm = 37643 },
+ { .temp_c = 35, .ohm = 30334 },
+ { .temp_c = 40, .ohm = 24591 },
+ { .temp_c = 45, .ohm = 20048 },
+ { .temp_c = 50, .ohm = 16433 },
+ { .temp_c = 55, .ohm = 13539 },
+ { .temp_c = 60, .ohm = 11209 },
+ { .temp_c = 65, .ohm = 9328 },
+ { .temp_c = 70, .ohm = 7798 },
+ { .temp_c = 75, .ohm = 6544 },
+ { .temp_c = 80, .ohm = 5518 },
+ { .temp_c = 85, .ohm = 4674 },
+ { .temp_c = 90, .ohm = 3972 },
+ { .temp_c = 95, .ohm = 3388 },
+ { .temp_c = 100, .ohm = 2902 },
+ { .temp_c = 105, .ohm = 2494 },
+ { .temp_c = 110, .ohm = 2150 },
+ { .temp_c = 115, .ohm = 1860 },
+ { .temp_c = 120, .ohm = 1615 },
+ { .temp_c = 125, .ohm = 1406 },
};
static const struct ntc_compensation ncpXXwl333[] = {
- { .temp_C = -40, .ohm = 1610154 },
- { .temp_C = -35, .ohm = 1130850 },
- { .temp_C = -30, .ohm = 802609 },
- { .temp_C = -25, .ohm = 575385 },
- { .temp_C = -20, .ohm = 416464 },
- { .temp_C = -15, .ohm = 304219 },
- { .temp_C = -10, .ohm = 224193 },
- { .temp_C = -5, .ohm = 166623 },
- { .temp_C = 0, .ohm = 124850 },
- { .temp_C = 5, .ohm = 94287 },
- { .temp_C = 10, .ohm = 71747 },
- { .temp_C = 15, .ohm = 54996 },
- { .temp_C = 20, .ohm = 42455 },
- { .temp_C = 25, .ohm = 33000 },
- { .temp_C = 30, .ohm = 25822 },
- { .temp_C = 35, .ohm = 20335 },
- { .temp_C = 40, .ohm = 16115 },
- { .temp_C = 45, .ohm = 12849 },
- { .temp_C = 50, .ohm = 10306 },
- { .temp_C = 55, .ohm = 8314 },
- { .temp_C = 60, .ohm = 6746 },
- { .temp_C = 65, .ohm = 5503 },
- { .temp_C = 70, .ohm = 4513 },
- { .temp_C = 75, .ohm = 3721 },
- { .temp_C = 80, .ohm = 3084 },
- { .temp_C = 85, .ohm = 2569 },
- { .temp_C = 90, .ohm = 2151 },
- { .temp_C = 95, .ohm = 1809 },
- { .temp_C = 100, .ohm = 1529 },
- { .temp_C = 105, .ohm = 1299 },
- { .temp_C = 110, .ohm = 1108 },
- { .temp_C = 115, .ohm = 949 },
- { .temp_C = 120, .ohm = 817 },
- { .temp_C = 125, .ohm = 707 },
+ { .temp_c = -40, .ohm = 1610154 },
+ { .temp_c = -35, .ohm = 1130850 },
+ { .temp_c = -30, .ohm = 802609 },
+ { .temp_c = -25, .ohm = 575385 },
+ { .temp_c = -20, .ohm = 416464 },
+ { .temp_c = -15, .ohm = 304219 },
+ { .temp_c = -10, .ohm = 224193 },
+ { .temp_c = -5, .ohm = 166623 },
+ { .temp_c = 0, .ohm = 124850 },
+ { .temp_c = 5, .ohm = 94287 },
+ { .temp_c = 10, .ohm = 71747 },
+ { .temp_c = 15, .ohm = 54996 },
+ { .temp_c = 20, .ohm = 42455 },
+ { .temp_c = 25, .ohm = 33000 },
+ { .temp_c = 30, .ohm = 25822 },
+ { .temp_c = 35, .ohm = 20335 },
+ { .temp_c = 40, .ohm = 16115 },
+ { .temp_c = 45, .ohm = 12849 },
+ { .temp_c = 50, .ohm = 10306 },
+ { .temp_c = 55, .ohm = 8314 },
+ { .temp_c = 60, .ohm = 6746 },
+ { .temp_c = 65, .ohm = 5503 },
+ { .temp_c = 70, .ohm = 4513 },
+ { .temp_c = 75, .ohm = 3721 },
+ { .temp_c = 80, .ohm = 3084 },
+ { .temp_c = 85, .ohm = 2569 },
+ { .temp_c = 90, .ohm = 2151 },
+ { .temp_c = 95, .ohm = 1809 },
+ { .temp_c = 100, .ohm = 1529 },
+ { .temp_c = 105, .ohm = 1299 },
+ { .temp_c = 110, .ohm = 1108 },
+ { .temp_c = 115, .ohm = 949 },
+ { .temp_c = 120, .ohm = 817 },
+ { .temp_c = 125, .ohm = 707 },
};
struct ntc_data {
}
/* unit: mV */
- result = pdata->pullup_uV * val;
+ result = pdata->pullup_uv * val;
result >>= 12;
return result;
if (IS_ERR(chan))
return ERR_CAST(chan);
- if (of_property_read_u32(np, "pullup-uv", &pdata->pullup_uV))
+ if (of_property_read_u32(np, "pullup-uv", &pdata->pullup_uv))
return ERR_PTR(-ENODEV);
if (of_property_read_u32(np, "pullup-ohm", &pdata->pullup_ohm))
return ERR_PTR(-ENODEV);
pdata->connect = NTC_CONNECTED_GROUND;
pdata->chan = chan;
- pdata->read_uV = ntc_adc_iio_read;
+ pdata->read_uv = ntc_adc_iio_read;
return pdata;
}
return div64_u64(dividend, divisor);
}
-static int get_ohm_of_thermistor(struct ntc_data *data, unsigned int uV)
+static int get_ohm_of_thermistor(struct ntc_data *data, unsigned int uv)
{
struct ntc_thermistor_platform_data *pdata = data->pdata;
- u64 mV = uV / 1000;
- u64 pmV = pdata->pullup_uV / 1000;
- u64 N, puO, pdO;
- puO = pdata->pullup_ohm;
- pdO = pdata->pulldown_ohm;
+ u64 mv = uv / 1000;
+ u64 pmv = pdata->pullup_uv / 1000;
+ u64 n, puo, pdo;
+ puo = pdata->pullup_ohm;
+ pdo = pdata->pulldown_ohm;
- if (mV == 0) {
+ if (mv == 0) {
if (pdata->connect == NTC_CONNECTED_POSITIVE)
return INT_MAX;
return 0;
}
- if (mV >= pmV)
+ if (mv >= pmv)
return (pdata->connect == NTC_CONNECTED_POSITIVE) ?
0 : INT_MAX;
- if (pdata->connect == NTC_CONNECTED_POSITIVE && puO == 0)
- N = div64_u64_safe(pdO * (pmV - mV), mV);
- else if (pdata->connect == NTC_CONNECTED_GROUND && pdO == 0)
- N = div64_u64_safe(puO * mV, pmV - mV);
+ if (pdata->connect == NTC_CONNECTED_POSITIVE && puo == 0)
+ n = div64_u64_safe(pdo * (pmv - mv), mv);
+ else if (pdata->connect == NTC_CONNECTED_GROUND && pdo == 0)
+ n = div64_u64_safe(puo * mv, pmv - mv);
else if (pdata->connect == NTC_CONNECTED_POSITIVE)
- N = div64_u64_safe(pdO * puO * (pmV - mV),
- puO * mV - pdO * (pmV - mV));
+ n = div64_u64_safe(pdo * puo * (pmv - mv),
+ puo * mv - pdo * (pmv - mv));
else
- N = div64_u64_safe(pdO * puO * mV, pdO * (pmV - mV) - puO * mV);
+ n = div64_u64_safe(pdo * puo * mv, pdo * (pmv - mv) - puo * mv);
- if (N > INT_MAX)
- N = INT_MAX;
- return N;
+ if (n > INT_MAX)
+ n = INT_MAX;
+ return n;
}
static void lookup_comp(struct ntc_data *data, unsigned int ohm,
*i_high = end - 1;
}
-static int get_temp_mC(struct ntc_data *data, unsigned int ohm)
+static int get_temp_mc(struct ntc_data *data, unsigned int ohm)
{
int low, high;
int temp;
lookup_comp(data, ohm, &low, &high);
if (low == high) {
/* Unable to use linear approximation */
- temp = data->comp[low].temp_C * 1000;
+ temp = data->comp[low].temp_c * 1000;
} else {
- temp = data->comp[low].temp_C * 1000 +
- ((data->comp[high].temp_C - data->comp[low].temp_C) *
+ temp = data->comp[low].temp_c * 1000 +
+ ((data->comp[high].temp_c - data->comp[low].temp_c) *
1000 * ((int)ohm - (int)data->comp[low].ohm)) /
((int)data->comp[high].ohm - (int)data->comp[low].ohm);
}
static int ntc_thermistor_get_ohm(struct ntc_data *data)
{
- int read_uV;
+ int read_uv;
if (data->pdata->read_ohm)
return data->pdata->read_ohm();
- if (data->pdata->read_uV) {
- read_uV = data->pdata->read_uV(data->pdata);
- if (read_uV < 0)
- return read_uV;
- return get_ohm_of_thermistor(data, read_uV);
+ if (data->pdata->read_uv) {
+ read_uv = data->pdata->read_uv(data->pdata);
+ if (read_uv < 0)
+ return read_uv;
+ return get_ohm_of_thermistor(data, read_uv);
}
return -EINVAL;
}
if (ohm < 0)
return ohm;
- return sprintf(buf, "%d\n", get_temp_mC(data, ohm));
+ return sprintf(buf, "%d\n", get_temp_mc(data, ohm));
}
static SENSOR_DEVICE_ATTR(temp1_type, S_IRUGO, ntc_show_type, NULL, 0);
}
/* Either one of the two is required. */
- if (!pdata->read_uV && !pdata->read_ohm) {
+ if (!pdata->read_uv && !pdata->read_ohm) {
dev_err(&pdev->dev,
- "Both read_uV and read_ohm missing. Need either one of the two.\n");
+ "Both read_uv and read_ohm missing. Need either one of the two.\n");
return -EINVAL;
}
- if (pdata->read_uV && pdata->read_ohm) {
+ if (pdata->read_uv && pdata->read_ohm) {
dev_warn(&pdev->dev,
- "Only one of read_uV and read_ohm is needed; ignoring read_uV.\n");
- pdata->read_uV = NULL;
+ "Only one of read_uv and read_ohm is needed; ignoring read_uv.\n");
+ pdata->read_uv = NULL;
}
- if (pdata->read_uV && (pdata->pullup_uV == 0 ||
+ if (pdata->read_uv && (pdata->pullup_uv == 0 ||
(pdata->pullup_ohm == 0 && pdata->connect ==
NTC_CONNECTED_GROUND) ||
(pdata->pulldown_ohm == 0 && pdata->connect ==
(pdata->connect != NTC_CONNECTED_POSITIVE &&
pdata->connect != NTC_CONNECTED_GROUND))) {
dev_err(&pdev->dev,
- "Required data to use read_uV not supplied.\n");
+ "Required data to use read_uv not supplied.\n");
return -EINVAL;
}
* (These conversions were contributed by Jonathan Teh Soon Yew
* <j.teh@iname.com>)
*/
-static inline u8 IN_TO_REG(long val, int inNum)
+static inline u8 IN_TO_REG(long val, int in_num)
{
/*
* To avoid floating point, we multiply constants by 10 (100 for +12V).
* by an additional 10000 (100000 for +12V): 1000 for val and 10 (100)
* for the constants.
*/
- if (inNum <= 1)
+ if (in_num <= 1)
return (u8) clamp_val((val * 21024 - 1205000) / 250000, 0, 255);
- else if (inNum == 2)
+ else if (in_num == 2)
return (u8) clamp_val((val * 15737 - 1205000) / 250000, 0, 255);
- else if (inNum == 3)
+ else if (in_num == 3)
return (u8) clamp_val((val * 10108 - 1205000) / 250000, 0, 255);
else
return (u8) clamp_val((val * 41714 - 12050000) / 2500000, 0,
255);
}
-static inline long IN_FROM_REG(u8 val, int inNum)
+static inline long IN_FROM_REG(u8 val, int in_num)
{
/*
* To avoid floating point, we multiply constants by 10 (100 for +12V).
* We also multiply them by 1000 because we want 0.001V/bit for the
* output value. Rounding is done.
*/
- if (inNum <= 1)
+ if (in_num <= 1)
return (long) ((250000 * val + 1330000 + 21024 / 2) / 21024);
- else if (inNum == 2)
+ else if (in_num == 2)
return (long) ((250000 * val + 1330000 + 15737 / 2) / 15737);
- else if (inNum == 3)
+ else if (in_num == 3)
return (long) ((250000 * val + 1330000 + 10108 / 2) / 10108);
else
return (long) ((2500000 * val + 13300000 + 41714 / 2) / 41714);
* VIA register values 0-255. I *10 before rounding, so we get tenth-degree
* precision. (I could have done all 1024 values for our 10-bit readings,
* but the function is very linear in the useful range (0-80 deg C), so
- * we'll just use linear interpolation for 10-bit readings.) So, tempLUT
+ * we'll just use linear interpolation for 10-bit readings.) So, temp_lut
* is the temp at via register values 0-255:
*/
-static const s16 tempLUT[] = {
+static const s16 temp_lut[] = {
-709, -688, -667, -646, -627, -607, -589, -570, -553, -536, -519,
-503, -487, -471, -456, -442, -428, -414, -400, -387, -375,
-362, -350, -339, -327, -316, -305, -295, -285, -275, -265,
* - 2.525453e-04*val^3 + 1.424593e-02*val^2 + 2.148941e+00*val +7.275808e+01)
* Note that n=161:
*/
-static const u8 viaLUT[] = {
+static const u8 via_lut[] = {
12, 12, 13, 14, 14, 15, 16, 16, 17, 18, 18, 19, 20, 20, 21, 22, 23,
23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 35, 36, 37, 39, 40,
41, 43, 45, 46, 48, 49, 51, 53, 55, 57, 59, 60, 62, 64, 66,
*/
static inline u8 TEMP_TO_REG(long val)
{
- return viaLUT[val <= -50000 ? 0 : val >= 110000 ? 160 :
+ return via_lut[val <= -50000 ? 0 : val >= 110000 ? 160 :
(val < 0 ? val - 500 : val + 500) / 1000 + 50];
}
/* for 8-bit temperature hyst and over registers */
-#define TEMP_FROM_REG(val) ((long)tempLUT[val] * 100)
+#define TEMP_FROM_REG(val) ((long)temp_lut[val] * 100)
/* for 10-bit temperature readings */
static inline long TEMP_FROM_REG10(u16 val)
{
- u16 eightBits = val >> 2;
- u16 twoBits = val & 3;
+ u16 eight_bits = val >> 2;
+ u16 two_bits = val & 3;
/* no interpolation for these */
- if (twoBits == 0 || eightBits == 255)
- return TEMP_FROM_REG(eightBits);
+ if (two_bits == 0 || eight_bits == 255)
+ return TEMP_FROM_REG(eight_bits);
/* do some linear interpolation */
- return (tempLUT[eightBits] * (4 - twoBits) +
- tempLUT[eightBits + 1] * twoBits) * 25;
+ return (temp_lut[eight_bits] * (4 - two_bits) +
+ temp_lut[eight_bits + 1] * two_bits) * 25;
}
#define DIV_FROM_REG(val) (1 << (val))
* chan: iio_channel pointer to communicate with the ADC which the
* thermistor is using for conversion of the analog values.
*/
- int (*read_uV)(struct ntc_thermistor_platform_data *);
- unsigned int pullup_uV;
+ int (*read_uv)(struct ntc_thermistor_platform_data *);
+ unsigned int pullup_uv;
unsigned int pullup_ohm;
unsigned int pulldown_ohm;
projects / ~emulex / infiniband.git / commitdiff