From 4e6104b1e70020ad500f0fab7238898dd2ea2a38 Mon Sep 17 00:00:00 2001 From: ye xingchen Date: Thu, 1 Dec 2022 11:30:31 +0800 Subject: hwmon: use sysfs_emit() to instead of scnprintf() Replace the open-code with sysfs_emit() to simplify the code. Signed-off-by: ye xingchen Link: https://lore.kernel.org/r/202212011130317080061@zte.com.cn Signed-off-by: Guenter Roeck --- drivers/hwmon/ds1621.c | 2 +- drivers/hwmon/lm73.c | 6 +++--- drivers/hwmon/sht3x.c | 12 ++++++------ 3 files changed, 10 insertions(+), 10 deletions(-) (limited to 'drivers') diff --git a/drivers/hwmon/ds1621.c b/drivers/hwmon/ds1621.c index 0886abf6ebab..e803d6393b9e 100644 --- a/drivers/hwmon/ds1621.c +++ b/drivers/hwmon/ds1621.c @@ -269,7 +269,7 @@ static ssize_t update_interval_show(struct device *dev, struct device_attribute *da, char *buf) { struct ds1621_data *data = dev_get_drvdata(dev); - return scnprintf(buf, PAGE_SIZE, "%hu\n", data->update_interval); + return sysfs_emit(buf, "%hu\n", data->update_interval); } static ssize_t update_interval_store(struct device *dev, diff --git a/drivers/hwmon/lm73.c b/drivers/hwmon/lm73.c index 1346b3b3f463..b6433ae2d75c 100644 --- a/drivers/hwmon/lm73.c +++ b/drivers/hwmon/lm73.c @@ -92,7 +92,7 @@ static ssize_t temp_show(struct device *dev, struct device_attribute *da, /* use integer division instead of equivalent right shift to guarantee arithmetic shift and preserve the sign */ temp = (((s16) err) * 250) / 32; - return scnprintf(buf, PAGE_SIZE, "%d\n", temp); + return sysfs_emit(buf, "%d\n", temp); } static ssize_t convrate_store(struct device *dev, struct device_attribute *da, @@ -137,7 +137,7 @@ static ssize_t convrate_show(struct device *dev, struct device_attribute *da, int res; res = (data->ctrl & LM73_CTRL_RES_MASK) >> LM73_CTRL_RES_SHIFT; - return scnprintf(buf, PAGE_SIZE, "%hu\n", lm73_convrates[res]); + return sysfs_emit(buf, "%hu\n", lm73_convrates[res]); } static ssize_t maxmin_alarm_show(struct device *dev, @@ -154,7 +154,7 @@ static ssize_t maxmin_alarm_show(struct device *dev, data->ctrl = ctrl; mutex_unlock(&data->lock); - return scnprintf(buf, PAGE_SIZE, "%d\n", (ctrl >> attr->index) & 1); + return sysfs_emit(buf, "%d\n", (ctrl >> attr->index) & 1); abort: mutex_unlock(&data->lock); diff --git a/drivers/hwmon/sht3x.c b/drivers/hwmon/sht3x.c index 3f279aa1cee5..8305e44d9ab2 100644 --- a/drivers/hwmon/sht3x.c +++ b/drivers/hwmon/sht3x.c @@ -320,7 +320,7 @@ static ssize_t temp1_limit_show(struct device *dev, u8 index = to_sensor_dev_attr(attr)->index; int temperature_limit = data->temperature_limits[index]; - return scnprintf(buf, PAGE_SIZE, "%d\n", temperature_limit); + return sysfs_emit(buf, "%d\n", temperature_limit); } static ssize_t humidity1_limit_show(struct device *dev, @@ -331,7 +331,7 @@ static ssize_t humidity1_limit_show(struct device *dev, u8 index = to_sensor_dev_attr(attr)->index; u32 humidity_limit = data->humidity_limits[index]; - return scnprintf(buf, PAGE_SIZE, "%u\n", humidity_limit); + return sysfs_emit(buf, "%u\n", humidity_limit); } /* @@ -483,7 +483,7 @@ static ssize_t temp1_alarm_show(struct device *dev, if (ret) return ret; - return scnprintf(buf, PAGE_SIZE, "%d\n", !!(buffer[0] & 0x04)); + return sysfs_emit(buf, "%d\n", !!(buffer[0] & 0x04)); } static ssize_t humidity1_alarm_show(struct device *dev, @@ -498,7 +498,7 @@ static ssize_t humidity1_alarm_show(struct device *dev, if (ret) return ret; - return scnprintf(buf, PAGE_SIZE, "%d\n", !!(buffer[0] & 0x08)); + return sysfs_emit(buf, "%d\n", !!(buffer[0] & 0x08)); } static ssize_t heater_enable_show(struct device *dev, @@ -513,7 +513,7 @@ static ssize_t heater_enable_show(struct device *dev, if (ret) return ret; - return scnprintf(buf, PAGE_SIZE, "%d\n", !!(buffer[0] & 0x20)); + return sysfs_emit(buf, "%d\n", !!(buffer[0] & 0x20)); } static ssize_t heater_enable_store(struct device *dev, @@ -550,7 +550,7 @@ static ssize_t update_interval_show(struct device *dev, { struct sht3x_data *data = dev_get_drvdata(dev); - return scnprintf(buf, PAGE_SIZE, "%u\n", + return sysfs_emit(buf, "%u\n", mode_to_update_interval[data->mode]); } -- cgit v1.2.3