diff options
| author |   Guenter Roeck <linux@roeck-us.net> | 2016-07-04 08:01:04 -0700 |
|---|---|---|
| committer | Guenter Roeck <linux@roeck-us.net> | 2016-09-08 21:34:14 -0700 |
| commit | e8172a9381f33b6a4b16871b9149171e0113bfde (patch) | |
| tree | 08ef3fbd9e97d27e32c2ff171aa5c324c0b74c43 /drivers/hwmon/lm95241.c | |
| parent | hwmon: (lm95241) Drop FSF address (diff) | |
| download | linux-dev-e8172a9381f33b6a4b16871b9149171e0113bfde.tar.xz linux-dev-e8172a9381f33b6a4b16871b9149171e0113bfde.zip | |
hwmon: (lm95241) Use BIT macro where appropriate
Drop some of the SHIFT defines since shift is implied with BIT().
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Diffstat (limited to 'drivers/hwmon/lm95241.c')
| -rw-r--r-- | drivers/hwmon/lm95241.c | 45 |
1 files changed, 21 insertions, 24 deletions
diff --git a/drivers/hwmon/lm95241.c b/drivers/hwmon/lm95241.c index 507b32b67974..df94f486b21c 100644 --- a/drivers/hwmon/lm95241.c +++ b/drivers/hwmon/lm95241.c @@ -17,6 +17,7 @@ * GNU General Public License for more details. */ +#include <linux/bitops.h> #include <linux/err.h> #include <linux/i2c.h> #include <linux/init.h> @@ -50,29 +51,25 @@ static const unsigned short normal_i2c[] = { #define LM95241_REG_RW_REMOTE_MODEL 0x30 /* LM95241 specific bitfields */ -#define CFG_STOP 0x40 -#define CFG_CR0076 0x00 -#define CFG_CR0182 0x10 -#define CFG_CR1000 0x20 -#define CFG_CR2700 0x30 -#define CFG_CRMASK 0x30 -#define R1MS_SHIFT 0 -#define R2MS_SHIFT 2 -#define R1MS_MASK (0x01 << (R1MS_SHIFT)) -#define R2MS_MASK (0x01 << (R2MS_SHIFT)) -#define R1DF_SHIFT 1 -#define R2DF_SHIFT 2 -#define R1DF_MASK (0x01 << (R1DF_SHIFT)) -#define R2DF_MASK (0x01 << (R2DF_SHIFT)) -#define R1FE_MASK 0x01 -#define R2FE_MASK 0x05 -#define R1DM 0x01 -#define R2DM 0x02 -#define TT1_SHIFT 0 -#define TT2_SHIFT 4 -#define TT_OFF 0 -#define TT_ON 1 -#define TT_MASK 7 +#define CFG_STOP BIT(6) +#define CFG_CR0076 0x00 +#define CFG_CR0182 BIT(4) +#define CFG_CR1000 BIT(5) +#define CFG_CR2700 (BIT(4) | BIT(5)) +#define CFG_CRMASK (BIT(4) | BIT(5)) +#define R1MS_MASK BIT(0) +#define R2MS_MASK BIT(2) +#define R1DF_MASK BIT(1) +#define R2DF_MASK BIT(2) +#define R1FE_MASK BIT(0) +#define R2FE_MASK BIT(2) +#define R1DM BIT(0) +#define R2DM BIT(1) +#define TT1_SHIFT 0 +#define TT2_SHIFT 4 +#define TT_OFF 0 +#define TT_ON 1 +#define TT_MASK 7 #define NATSEMI_MAN_ID 0x01 #define LM95231_CHIP_ID 0xA1 #define LM95241_CHIP_ID 0xA4 @@ -148,7 +145,7 @@ static ssize_t show_input(struct device *dev, struct device_attribute *attr, int index = to_sensor_dev_attr(attr)->index; return snprintf(buf, PAGE_SIZE - 1, "%d\n", - index == 0 || (data->config & (1 << (index / 2))) ? + index == 0 || (data->config & BIT(index / 2)) ? temp_from_reg_signed(data->temp[index], data->temp[index + 1]) : temp_from_reg_unsigned(data->temp[index], data->temp[index + 1])); |