[PATCH] drm/komeda: Convert sysfs sprintf/snprintf family to sysfs_emit

[Carsten Haitzler]

On 3/30/21 2:25 AM, Tian Tao wrote:
> Fix the following coccicheck warning:
> drivers/gpu/drm/arm/display/komeda/komeda_dev.c:97:8-16: WARNING:
> use scnprintf or sprintf
> drivers/gpu/drm/arm/display/komeda/komeda_dev.c:88:8-16: WARNING:
> use scnprintf or sprintf
> drivers/gpu/drm/arm/display/komeda/komeda_dev.c:65:8-16: WARNING:
> use scnprintf or sprintf
> 
> Signed-off-by: Tian Tao <tiantao6 at hisilicon.com>
> ---
>   drivers/gpu/drm/arm/display/komeda/komeda_dev.c | 6 +++---
>   1 file changed, 3 insertions(+), 3 deletions(-)
> 
> diff --git a/drivers/gpu/drm/arm/display/komeda/komeda_dev.c b/drivers/gpu/drm/arm/display/komeda/komeda_dev.c
> index ca891ae..cc7664c 100644
> --- a/drivers/gpu/drm/arm/display/komeda/komeda_dev.c
> +++ b/drivers/gpu/drm/arm/display/komeda/komeda_dev.c
> @@ -62,7 +62,7 @@ core_id_show(struct device *dev, struct device_attribute *attr, char *buf)
>   {
>   	struct komeda_dev *mdev = dev_to_mdev(dev);
>   
> -	return snprintf(buf, PAGE_SIZE, "0x%08x\n", mdev->chip.core_id);
> +	return sysfs_emit(buf, "0x%08x\n", mdev->chip.core_id);
>   }
>   static DEVICE_ATTR_RO(core_id);
>   
> @@ -85,7 +85,7 @@ config_id_show(struct device *dev, struct device_attribute *attr, char *buf)
>   		if (pipe->layers[i]->layer_type == KOMEDA_FMT_RICH_LAYER)
>   			config_id.n_richs++;
>   	}
> -	return snprintf(buf, PAGE_SIZE, "0x%08x\n", config_id.value);
> +	return sysfs_emit(buf, "0x%08x\n", config_id.value);
>   }
>   static DEVICE_ATTR_RO(config_id);
>   
> @@ -94,7 +94,7 @@ aclk_hz_show(struct device *dev, struct device_attribute *attr, char *buf)
>   {
>   	struct komeda_dev *mdev = dev_to_mdev(dev);
>   
> -	return snprintf(buf, PAGE_SIZE, "%lu\n", clk_get_rate(mdev->aclk));
> +	return sysfs_emit(buf, "%lu\n", clk_get_rate(mdev->aclk));
>   }
>   static DEVICE_ATTR_RO(aclk_hz);
>   
> 

Looks OK to me.