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mfd: intel_soc_pmic_bxtwc: Use DEVICE_ATTR_ADMIN_RW macro

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Use DEVICE_ATTR_ADMIN_RW macro helper instead of plain DEVICE_ATTR, which
makes the code a bit shorter and easier to read.

Signed-off-by: Zhen Lei <thunder.leizhen@huawei.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
This commit is contained in:
Zhen Lei 2021-06-02 19:43:38 +08:00 committed by Lee Jones
parent 24676b3ef8
commit 5089e34f7b
1 changed files with 10 additions and 10 deletions
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20
drivers/mfd/intel_soc_pmic_bxtwc.c
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@ -330,14 +330,14 @@ static int regmap_ipc_byte_reg_write(void *context, unsigned int reg,
/* sysfs interfaces to r/w PMIC registers, required by initial script */
static unsigned long bxtwc_reg_addr;
static ssize_t bxtwc_reg_show(struct device *dev,
struct device_attribute *attr, char *buf)
static ssize_t addr_show(struct device *dev,
struct device_attribute *attr, char *buf)
{
return sprintf(buf, "0x%lx\n", bxtwc_reg_addr);
}
static ssize_t bxtwc_reg_store(struct device *dev,
struct device_attribute *attr, const char *buf, size_t count)
static ssize_t addr_store(struct device *dev,
struct device_attribute *attr, const char *buf, size_t count)
{
if (kstrtoul(buf, 0, &bxtwc_reg_addr)) {
dev_err(dev, "Invalid register address\n");
@ -346,8 +346,8 @@ static ssize_t bxtwc_reg_store(struct device *dev,
return (ssize_t)count;
}
static ssize_t bxtwc_val_show(struct device *dev,
struct device_attribute *attr, char *buf)
static ssize_t val_show(struct device *dev,
struct device_attribute *attr, char *buf)
{
int ret;
unsigned int val;
@ -362,8 +362,8 @@ static ssize_t bxtwc_val_show(struct device *dev,
return sprintf(buf, "0x%02x\n", val);
}
static ssize_t bxtwc_val_store(struct device *dev,
struct device_attribute *attr, const char *buf, size_t count)
static ssize_t val_store(struct device *dev,
struct device_attribute *attr, const char *buf, size_t count)
{
int ret;
unsigned int val;
@ -382,8 +382,8 @@ static ssize_t bxtwc_val_store(struct device *dev,
return count;
}
static DEVICE_ATTR(addr, S_IWUSR | S_IRUSR, bxtwc_reg_show, bxtwc_reg_store);
static DEVICE_ATTR(val, S_IWUSR | S_IRUSR, bxtwc_val_show, bxtwc_val_store);
static DEVICE_ATTR_ADMIN_RW(addr);
static DEVICE_ATTR_ADMIN_RW(val);
static struct attribute *bxtwc_attrs[] = {
&dev_attr_addr.attr,
&dev_attr_val.attr,