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Message-ID: <9d4800ed-ac7d-406e-ad66-7b5bcd136c30@redhat.com>
Date: Thu, 18 Apr 2024 10:47:00 +0200
From: Hans de Goede <hdegoede@...hat.com>
To: yunshui <jiangyunshui@...inos.cn>, linux-kernel@...r.kernel.org,
platform-driver-x86@...r.kernel.org
Cc: jlee@...e.com, ilpo.jarvinen@...ux.intel.com, Ai Chao <aichao@...inos.cn>
Subject: Re: [PATCH] platform/x86: msi-laptop: Use sysfs_emit() to replace
sprintf()
Hi,
Thanks, patch looks good to me:
Reviewed-by: Hans de Goede <hdegoede@...hat.com>
On 4/18/24 9:22 AM, yunshui wrote:
> As Documentation/filesystems/sysfs.rst suggested,
> show() should only use sysfs_emit() or sysfs_emit_at() when formatting
> the value to be returned to user space.
>
> Signed-off-by: yunshui <jiangyunshui@...inos.cn>
> Signed-off-by: Ai Chao <aichao@...inos.cn>
Note same weird S-o-b here though.
Regards,
Hans
> ---
> drivers/platform/x86/msi-laptop.c | 20 ++++++++++----------
> 1 file changed, 10 insertions(+), 10 deletions(-)
>
> diff --git a/drivers/platform/x86/msi-laptop.c b/drivers/platform/x86/msi-laptop.c
> index f4c6c36e05a5..e5391a37014d 100644
> --- a/drivers/platform/x86/msi-laptop.c
> +++ b/drivers/platform/x86/msi-laptop.c
> @@ -317,7 +317,7 @@ static ssize_t show_wlan(struct device *dev,
> if (ret < 0)
> return ret;
>
> - return sprintf(buf, "%i\n", enabled);
> + return sysfs_emit(buf, "%i\n", enabled);
> }
>
> static ssize_t store_wlan(struct device *dev,
> @@ -341,7 +341,7 @@ static ssize_t show_bluetooth(struct device *dev,
> if (ret < 0)
> return ret;
>
> - return sprintf(buf, "%i\n", enabled);
> + return sysfs_emit(buf, "%i\n", enabled);
> }
>
> static ssize_t store_bluetooth(struct device *dev,
> @@ -364,7 +364,7 @@ static ssize_t show_threeg(struct device *dev,
> if (ret < 0)
> return ret;
>
> - return sprintf(buf, "%i\n", threeg_s);
> + return sysfs_emit(buf, "%i\n", threeg_s);
> }
>
> static ssize_t store_threeg(struct device *dev,
> @@ -383,7 +383,7 @@ static ssize_t show_lcd_level(struct device *dev,
> if (ret < 0)
> return ret;
>
> - return sprintf(buf, "%i\n", ret);
> + return sysfs_emit(buf, "%i\n", ret);
> }
>
> static ssize_t store_lcd_level(struct device *dev,
> @@ -413,7 +413,7 @@ static ssize_t show_auto_brightness(struct device *dev,
> if (ret < 0)
> return ret;
>
> - return sprintf(buf, "%i\n", ret);
> + return sysfs_emit(buf, "%i\n", ret);
> }
>
> static ssize_t store_auto_brightness(struct device *dev,
> @@ -443,7 +443,7 @@ static ssize_t show_touchpad(struct device *dev,
> if (result < 0)
> return result;
>
> - return sprintf(buf, "%i\n", !!(rdata & MSI_STANDARD_EC_TOUCHPAD_MASK));
> + return sysfs_emit(buf, "%i\n", !!(rdata & MSI_STANDARD_EC_TOUCHPAD_MASK));
> }
>
> static ssize_t show_turbo(struct device *dev,
> @@ -457,7 +457,7 @@ static ssize_t show_turbo(struct device *dev,
> if (result < 0)
> return result;
>
> - return sprintf(buf, "%i\n", !!(rdata & MSI_STANDARD_EC_TURBO_MASK));
> + return sysfs_emit(buf, "%i\n", !!(rdata & MSI_STANDARD_EC_TURBO_MASK));
> }
>
> static ssize_t show_eco(struct device *dev,
> @@ -471,7 +471,7 @@ static ssize_t show_eco(struct device *dev,
> if (result < 0)
> return result;
>
> - return sprintf(buf, "%i\n", !!(rdata & MSI_STANDARD_EC_ECO_MASK));
> + return sysfs_emit(buf, "%i\n", !!(rdata & MSI_STANDARD_EC_ECO_MASK));
> }
>
> static ssize_t show_turbo_cooldown(struct device *dev,
> @@ -485,7 +485,7 @@ static ssize_t show_turbo_cooldown(struct device *dev,
> if (result < 0)
> return result;
>
> - return sprintf(buf, "%i\n", (!!(rdata & MSI_STANDARD_EC_TURBO_MASK)) |
> + return sysfs_emit(buf, "%i\n", (!!(rdata & MSI_STANDARD_EC_TURBO_MASK)) |
> (!!(rdata & MSI_STANDARD_EC_TURBO_COOLDOWN_MASK) << 1));
> }
>
> @@ -500,7 +500,7 @@ static ssize_t show_auto_fan(struct device *dev,
> if (result < 0)
> return result;
>
> - return sprintf(buf, "%i\n", !!(rdata & MSI_STANDARD_EC_AUTOFAN_MASK));
> + return sysfs_emit(buf, "%i\n", !!(rdata & MSI_STANDARD_EC_AUTOFAN_MASK));
> }
>
> static ssize_t store_auto_fan(struct device *dev,
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