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ACPI: Use DEVICE_ATTR_<RW|RO|WO> macros

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Instead of open coding DEVICE_ATTR(), use the
DEVICE_ATTR_RW(), DEVICE_ATTR_RO() and DEVICE_ATTR_WO()
macros wherever possible.

This required a few functions to be renamed but the
functionality itself is unchanged.

Signed-off-by: Dwaipayan Ray <dwaipayanray1@gmail.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
This commit is contained in:
Dwaipayan Ray
2020-12-17 18:15:36 +05:30
committed by Rafael J. Wysocki
parent 19c329f680
commit 0f39ee8324
6 changed files with 66 additions and 71 deletions
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44
drivers/acpi/device_sysfs.c
View File

@@ -333,11 +333,11 @@ int acpi_device_modalias(struct device *dev, char *buf, int size)
EXPORT_SYMBOL_GPL(acpi_device_modalias);
static ssize_t
acpi_device_modalias_show(struct device *dev, struct device_attribute *attr, char *buf)
modalias_show(struct device *dev, struct device_attribute *attr, char *buf)
{
return __acpi_device_modalias(to_acpi_device(dev), buf, 1024);
}
static DEVICE_ATTR(modalias, 0444, acpi_device_modalias_show, NULL);
static DEVICE_ATTR_RO(modalias);
static ssize_t real_power_state_show(struct device *dev,
struct device_attribute *attr, char *buf)
@@ -366,8 +366,8 @@ static ssize_t power_state_show(struct device *dev,
static DEVICE_ATTR_RO(power_state);
static ssize_t
acpi_eject_store(struct device *d, struct device_attribute *attr,
const char *buf, size_t count)
eject_store(struct device *d, struct device_attribute *attr,
const char *buf, size_t count)
{
struct acpi_device *acpi_device = to_acpi_device(d);
acpi_object_type not_used;
@@ -395,28 +395,28 @@ acpi_eject_store(struct device *d, struct device_attribute *attr,
return status == AE_NO_MEMORY ? -ENOMEM : -EAGAIN;
}
static DEVICE_ATTR(eject, 0200, NULL, acpi_eject_store);
static DEVICE_ATTR_WO(eject);
static ssize_t
acpi_device_hid_show(struct device *dev, struct device_attribute *attr, char *buf)
hid_show(struct device *dev, struct device_attribute *attr, char *buf)
{
struct acpi_device *acpi_dev = to_acpi_device(dev);
return sprintf(buf, "%s\n", acpi_device_hid(acpi_dev));
}
static DEVICE_ATTR(hid, 0444, acpi_device_hid_show, NULL);
static DEVICE_ATTR_RO(hid);
static ssize_t acpi_device_uid_show(struct device *dev,
struct device_attribute *attr, char *buf)
static ssize_t uid_show(struct device *dev,
struct device_attribute *attr, char *buf)
{
struct acpi_device *acpi_dev = to_acpi_device(dev);
return sprintf(buf, "%s\n", acpi_dev->pnp.unique_id);
}
static DEVICE_ATTR(uid, 0444, acpi_device_uid_show, NULL);
static DEVICE_ATTR_RO(uid);
static ssize_t acpi_device_adr_show(struct device *dev,
struct device_attribute *attr, char *buf)
static ssize_t adr_show(struct device *dev,
struct device_attribute *attr, char *buf)
{
struct acpi_device *acpi_dev = to_acpi_device(dev);
@@ -425,16 +425,16 @@ static ssize_t acpi_device_adr_show(struct device *dev,
else
return sprintf(buf, "0x%08llx\n", acpi_dev->pnp.bus_address);
}
static DEVICE_ATTR(adr, 0444, acpi_device_adr_show, NULL);
static DEVICE_ATTR_RO(adr);
static ssize_t acpi_device_path_show(struct device *dev,
struct device_attribute *attr, char *buf)
static ssize_t path_show(struct device *dev,
struct device_attribute *attr, char *buf)
{
struct acpi_device *acpi_dev = to_acpi_device(dev);
return acpi_object_path(acpi_dev->handle, buf);
}
static DEVICE_ATTR(path, 0444, acpi_device_path_show, NULL);
static DEVICE_ATTR_RO(path);
/* sysfs file that shows description text from the ACPI _STR method */
static ssize_t description_show(struct device *dev,
@@ -463,8 +463,8 @@ static ssize_t description_show(struct device *dev,
static DEVICE_ATTR_RO(description);
static ssize_t
acpi_device_sun_show(struct device *dev, struct device_attribute *attr,
char *buf) {
sun_show(struct device *dev, struct device_attribute *attr,
char *buf) {
struct acpi_device *acpi_dev = to_acpi_device(dev);
acpi_status status;
unsigned long long sun;
@@ -475,11 +475,11 @@ acpi_device_sun_show(struct device *dev, struct device_attribute *attr,
return sprintf(buf, "%llu\n", sun);
}
static DEVICE_ATTR(sun, 0444, acpi_device_sun_show, NULL);
static DEVICE_ATTR_RO(sun);
static ssize_t
acpi_device_hrv_show(struct device *dev, struct device_attribute *attr,
char *buf) {
hrv_show(struct device *dev, struct device_attribute *attr,
char *buf) {
struct acpi_device *acpi_dev = to_acpi_device(dev);
acpi_status status;
unsigned long long hrv;
@@ -490,7 +490,7 @@ acpi_device_hrv_show(struct device *dev, struct device_attribute *attr,
return sprintf(buf, "%llu\n", hrv);
}
static DEVICE_ATTR(hrv, 0444, acpi_device_hrv_show, NULL);
static DEVICE_ATTR_RO(hrv);
static ssize_t status_show(struct device *dev, struct device_attribute *attr,
char *buf) {