Messages in this thread Patch in this message | | | Date | Tue, 6 Dec 2022 19:53:20 +0800 (CST) | From | <> | Subject | [PATCH] iio: accel: Convert to use sysfs emit at() API |
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From: ye xingchen <ye.xingchen@zte.com.cn>
Follow the advice of the Documentation/filesystems/sysfs.rst and show() should only use sysfs_emit() or sysfs_emit_at() when formatting the value to be returned to user space.
Signed-off-by: ye xingchen <ye.xingchen@zte.com.cn> --- drivers/iio/accel/adxl372.c | 3 +-- drivers/iio/accel/bma180.c | 3 +-- drivers/iio/accel/mma8452.c | 5 ++--- 3 files changed, 4 insertions(+), 7 deletions(-)
diff --git a/drivers/iio/accel/adxl372.c b/drivers/iio/accel/adxl372.c index c4193286eb05..15bcb0d75b8f 100644 --- a/drivers/iio/accel/adxl372.c +++ b/drivers/iio/accel/adxl372.c @@ -970,8 +970,7 @@ static ssize_t adxl372_show_filter_freq_avail(struct device *dev, size_t len = 0;
for (i = 0; i <= st->odr; i++) - len += scnprintf(buf + len, PAGE_SIZE - len, - "%d ", adxl372_bw_freq_tbl[i]); + len += sysfs_emit_at(buf, len, "%d ", adxl372_bw_freq_tbl[i]);
buf[len - 1] = '\n';
diff --git a/drivers/iio/accel/bma180.c b/drivers/iio/accel/bma180.c index eb697eeb4301..9e3e5dfdded7 100644 --- a/drivers/iio/accel/bma180.c +++ b/drivers/iio/accel/bma180.c @@ -488,8 +488,7 @@ static ssize_t bma180_show_avail(char *buf, const int *vals, unsigned int n, for (i = 0; i < n; i++) { if (!vals[i]) continue; - len += scnprintf(buf + len, PAGE_SIZE - len, - micros ? "0.%06d " : "%d ", vals[i]); + len += sysfs_emit_at(buf, len, micros ? "0.%06d " : "%d ", vals[i]); } buf[len - 1] = '\n';
diff --git a/drivers/iio/accel/mma8452.c b/drivers/iio/accel/mma8452.c index f97fb68e3a71..7ba3c743e6f6 100644 --- a/drivers/iio/accel/mma8452.c +++ b/drivers/iio/accel/mma8452.c @@ -266,8 +266,7 @@ static ssize_t mma8452_show_int_plus_micros(char *buf, const int (*vals)[2], size_t len = 0;
while (n-- > 0) - len += scnprintf(buf + len, PAGE_SIZE - len, "%d.%06d ", - vals[n][0], vals[n][1]); + len += sysfs_emit_at(buf, len, "%d.%06d ", vals[n][0], vals[n][1]);
/* replace trailing space by newline */ buf[len - 1] = '\n'; @@ -423,7 +422,7 @@ static ssize_t mma8452_show_os_ratio_avail(struct device *dev,
val = mma8452_os_ratio[j][i];
- len += scnprintf(buf + len, PAGE_SIZE - len, "%d ", val); + len += sysfs_emit_at(buf, len, "%d ", val); } buf[len - 1] = '\n';
-- 2.25.1
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