[PATCH] Input: rmi4: use sysfs_emit() to instead of scnprintf()

From: ye.xingchen
Date: Thu Dec 01 2022 - 02:52:05 EST


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>
---
drivers/input/rmi4/rmi_f01.c | 10 +++++-----
1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/drivers/input/rmi4/rmi_f01.c b/drivers/input/rmi4/rmi_f01.c
index d7603c50f864..7b56bb70b393 100644
--- a/drivers/input/rmi4/rmi_f01.c
+++ b/drivers/input/rmi4/rmi_f01.c
@@ -267,7 +267,7 @@ static ssize_t rmi_driver_manufacturer_id_show(struct device *dev,
struct rmi_driver_data *data = dev_get_drvdata(dev);
struct f01_data *f01 = dev_get_drvdata(&data->f01_container->dev);

- return scnprintf(buf, PAGE_SIZE, "%d\n",
+ return sysfs_emit(buf, "%d\n",
f01->properties.manufacturer_id);
}

@@ -280,7 +280,7 @@ static ssize_t rmi_driver_dom_show(struct device *dev,
struct rmi_driver_data *data = dev_get_drvdata(dev);
struct f01_data *f01 = dev_get_drvdata(&data->f01_container->dev);

- return scnprintf(buf, PAGE_SIZE, "%s\n", f01->properties.dom);
+ return sysfs_emit(buf, "%s\n", f01->properties.dom);
}

static DEVICE_ATTR(date_of_manufacture, 0444, rmi_driver_dom_show, NULL);
@@ -292,7 +292,7 @@ static ssize_t rmi_driver_product_id_show(struct device *dev,
struct rmi_driver_data *data = dev_get_drvdata(dev);
struct f01_data *f01 = dev_get_drvdata(&data->f01_container->dev);

- return scnprintf(buf, PAGE_SIZE, "%s\n", f01->properties.product_id);
+ return sysfs_emit(buf, "%s\n", f01->properties.product_id);
}

static DEVICE_ATTR(product_id, 0444, rmi_driver_product_id_show, NULL);
@@ -304,7 +304,7 @@ static ssize_t rmi_driver_firmware_id_show(struct device *dev,
struct rmi_driver_data *data = dev_get_drvdata(dev);
struct f01_data *f01 = dev_get_drvdata(&data->f01_container->dev);

- return scnprintf(buf, PAGE_SIZE, "%d\n", f01->properties.firmware_id);
+ return sysfs_emit(buf, "%d\n", f01->properties.firmware_id);
}

static DEVICE_ATTR(firmware_id, 0444, rmi_driver_firmware_id_show, NULL);
@@ -318,7 +318,7 @@ static ssize_t rmi_driver_package_id_show(struct device *dev,

u32 package_id = f01->properties.package_id;

- return scnprintf(buf, PAGE_SIZE, "%04x.%04x\n",
+ return sysfs_emit(buf, "%04x.%04x\n",
package_id & 0xffff, (package_id >> 16) & 0xffff);
}

--
2.25.1