spi: core: Use DEVICE_ATTR_RW() for SPI slave control sysfs attribute

Convert the SPI slave control sysfs attribute from DEVICE_ATTR() to
DEVICE_ATTR_RW(), to reduce boilerplate.

Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Link: https://lore.kernel.org/r/20190731124738.14519-1-geert+renesas@glider.be
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Geert Uytterhoeven 2019-07-31 14:47:38 +02:00 committed by Mark Brown
parent 70f69f481b
commit cc8b465949
No known key found for this signature in database
GPG Key ID: 24D68B725D5487D0

View File

@ -2105,8 +2105,8 @@ static int match_true(struct device *dev, void *data)
return 1;
}
static ssize_t spi_slave_show(struct device *dev,
struct device_attribute *attr, char *buf)
static ssize_t slave_show(struct device *dev, struct device_attribute *attr,
char *buf)
{
struct spi_controller *ctlr = container_of(dev, struct spi_controller,
dev);
@ -2117,9 +2117,8 @@ static ssize_t spi_slave_show(struct device *dev,
child ? to_spi_device(child)->modalias : NULL);
}
static ssize_t spi_slave_store(struct device *dev,
struct device_attribute *attr, const char *buf,
size_t count)
static ssize_t slave_store(struct device *dev, struct device_attribute *attr,
const char *buf, size_t count)
{
struct spi_controller *ctlr = container_of(dev, struct spi_controller,
dev);
@ -2157,7 +2156,7 @@ static ssize_t spi_slave_store(struct device *dev,
return count;
}
static DEVICE_ATTR(slave, 0644, spi_slave_show, spi_slave_store);
static DEVICE_ATTR_RW(slave);
static struct attribute *spi_slave_attrs[] = {
&dev_attr_slave.attr,