Input: iqs269a - use sysfs_emit() instead of scnprintf()

Replace calls to scnprintf() in the methods showing device attributes
with sysfs_emit() to simplify the code.

Signed-off-by: ye xingchen <ye.xingchen@zte.com.cn>
Link: https://lore.kernel.org/r/202212011548387254492@zte.com.cn
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>

diff --git a/drivers/input/misc/iqs269a.c b/drivers/input/misc/iqs269a.c
index 3c636c75e8a1f1520ab2c5c3bec4004e023080c8..1abce35b955e440439a0289b0e3973a2382cc408 100644 (file)
--- a/drivers/input/misc/iqs269a.c
+++ b/drivers/input/misc/iqs269a.c
@@ -1286,7 +1286,7 @@ static ssize_t counts_show(struct device *dev,
        if (error)
                return error;
 
-       return scnprintf(buf, PAGE_SIZE, "%u\n", le16_to_cpu(counts));
+       return sysfs_emit(buf, "%u\n", le16_to_cpu(counts));
 }
 
 static ssize_t hall_bin_show(struct device *dev,
@@ -1324,7 +1324,7 @@ static ssize_t hall_bin_show(struct device *dev,
                return -EINVAL;
        }
 
-       return scnprintf(buf, PAGE_SIZE, "%u\n", val);
+       return sysfs_emit(buf, "%u\n", val);
 }
 
 static ssize_t hall_enable_show(struct device *dev,
@@ -1332,7 +1332,7 @@ static ssize_t hall_enable_show(struct device *dev,
 {
        struct iqs269_private *iqs269 = dev_get_drvdata(dev);
 
-       return scnprintf(buf, PAGE_SIZE, "%u\n", iqs269->hall_enable);
+       return sysfs_emit(buf, "%u\n", iqs269->hall_enable);
 }
 
 static ssize_t hall_enable_store(struct device *dev,
@@ -1362,7 +1362,7 @@ static ssize_t ch_number_show(struct device *dev,
 {
        struct iqs269_private *iqs269 = dev_get_drvdata(dev);
 
-       return scnprintf(buf, PAGE_SIZE, "%u\n", iqs269->ch_num);
+       return sysfs_emit(buf, "%u\n", iqs269->ch_num);
 }
 
 static ssize_t ch_number_store(struct device *dev,
@@ -1391,8 +1391,7 @@ static ssize_t rx_enable_show(struct device *dev,
        struct iqs269_private *iqs269 = dev_get_drvdata(dev);
        struct iqs269_ch_reg *ch_reg = iqs269->sys_reg.ch_reg;
 
-       return scnprintf(buf, PAGE_SIZE, "%u\n",
-                        ch_reg[iqs269->ch_num].rx_enable);
+       return sysfs_emit(buf, "%u\n", ch_reg[iqs269->ch_num].rx_enable);
 }
 
 static ssize_t rx_enable_store(struct device *dev,
@@ -1432,7 +1431,7 @@ static ssize_t ati_mode_show(struct device *dev,
        if (error)
                return error;
 
-       return scnprintf(buf, PAGE_SIZE, "%u\n", val);
+       return sysfs_emit(buf, "%u\n", val);
 }
 
 static ssize_t ati_mode_store(struct device *dev,
@@ -1465,7 +1464,7 @@ static ssize_t ati_base_show(struct device *dev,
        if (error)
                return error;
 
-       return scnprintf(buf, PAGE_SIZE, "%u\n", val);
+       return sysfs_emit(buf, "%u\n", val);
 }
 
 static ssize_t ati_base_store(struct device *dev,
@@ -1498,7 +1497,7 @@ static ssize_t ati_target_show(struct device *dev,
        if (error)
                return error;
 
-       return scnprintf(buf, PAGE_SIZE, "%u\n", val);
+       return sysfs_emit(buf, "%u\n", val);
 }
 
 static ssize_t ati_target_store(struct device *dev,
@@ -1525,9 +1524,9 @@ static ssize_t ati_trigger_show(struct device *dev,
 {
        struct iqs269_private *iqs269 = dev_get_drvdata(dev);
 
-       return scnprintf(buf, PAGE_SIZE, "%u\n",
-                        iqs269->ati_current &&
-                        completion_done(&iqs269->ati_done));
+       return sysfs_emit(buf, "%u\n",
+                         iqs269->ati_current &&
+                         completion_done(&iqs269->ati_done));
 }
 
 static ssize_t ati_trigger_store(struct device *dev,