On Thu, Sep 22, 2022 <cgel.zte@xxxxxxxxx> wrote:
>
> From: ye xingchen <ye.xingchen@xxxxxxxxxx>
>
> Replace the open-code with sysfs_emit() to simplify the code.
>
> Signed-off-by: ye xingchen <ye.xingchen@xxxxxxxxxx>
Acked-by: Jingoo Han <jingoohan1@xxxxxxxxx>
Best regards,
Jingoo Han
> ---
> drivers/video/backlight/lm3533_bl.c | 10 +++++-----
> 1 file changed, 5 insertions(+), 5 deletions(-)
>
> diff --git a/drivers/video/backlight/lm3533_bl.c b/drivers/video/backlight/lm3533_bl.c
> index 1df1b6643c0b..5e2ce9285245 100644
> --- a/drivers/video/backlight/lm3533_bl.c
> +++ b/drivers/video/backlight/lm3533_bl.c
> @@ -66,7 +66,7 @@ static ssize_t show_id(struct device *dev,
> {
> struct lm3533_bl *bl = dev_get_drvdata(dev);
>
> - return scnprintf(buf, PAGE_SIZE, "%d\n", bl->id);
> + return sysfs_emit(buf, "%d\n", bl->id);
> }
>
> static ssize_t show_als_channel(struct device *dev,
> @@ -75,7 +75,7 @@ static ssize_t show_als_channel(struct device *dev,
> struct lm3533_bl *bl = dev_get_drvdata(dev);
> unsigned channel = lm3533_bl_get_ctrlbank_id(bl);
>
> - return scnprintf(buf, PAGE_SIZE, "%u\n", channel);
> + return sysfs_emit(buf, "%u\n", channel);
> }
>
> static ssize_t show_als_en(struct device *dev,
> @@ -95,7 +95,7 @@ static ssize_t show_als_en(struct device *dev,
> mask = 1 << (2 * ctrlbank);
> enable = val & mask;
>
> - return scnprintf(buf, PAGE_SIZE, "%d\n", enable);
> + return sysfs_emit(buf, "%d\n", enable);
> }
>
> static ssize_t store_als_en(struct device *dev,
> @@ -147,7 +147,7 @@ static ssize_t show_linear(struct device *dev,
> else
> linear = 0;
>
> - return scnprintf(buf, PAGE_SIZE, "%x\n", linear);
> + return sysfs_emit(buf, "%x\n", linear);
> }
>
> static ssize_t store_linear(struct device *dev,
> @@ -190,7 +190,7 @@ static ssize_t show_pwm(struct device *dev,
> if (ret)
> return ret;
>
> - return scnprintf(buf, PAGE_SIZE, "%u\n", val);
> + return sysfs_emit(buf, "%u\n", val);
> }
>
> static ssize_t store_pwm(struct device *dev,
> --
> 2.25.1
