[PATCH 2/2] HID: hid-lg4ff: use DEVICE_ATTR_RW macro
From: Vivien Didelot <hidden>
Date: 2015-01-19 07:03:35
Also in:
lkml
Subsystem:
hid core layer, the rest · Maintainers:
Jiri Kosina, Benjamin Tissoires, Linus Torvalds
Use the DEVICE_ATTR_RW macro to reduce boiler plate and move the attribute declaration to get rid of function signatures. Signed-off-by: Vivien Didelot <redacted> --- drivers/hid/hid-lg4ff.c | 12 +++++------- 1 file changed, 5 insertions(+), 7 deletions(-)
diff --git a/drivers/hid/hid-lg4ff.c b/drivers/hid/hid-lg4ff.c
index 4b668bf..db0dd9b 100644
--- a/drivers/hid/hid-lg4ff.c
+++ b/drivers/hid/hid-lg4ff.c@@ -49,11 +49,6 @@ static void hid_lg4ff_set_range_dfp(struct hid_device *hid, u16 range); static void hid_lg4ff_set_range_g25(struct hid_device *hid, u16 range); -static ssize_t lg4ff_range_show(struct device *dev, struct device_attribute *attr, char *buf); -static ssize_t lg4ff_range_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count); - -static DEVICE_ATTR(range, S_IRUGO | S_IWUSR, lg4ff_range_show, - lg4ff_range_store); struct lg4ff_device_entry { __u32 product_id;
@@ -417,7 +412,8 @@ static void hid_lg4ff_switch_native(struct hid_device *hid, const struct lg4ff_n } /* Read current range and display it in terminal */ -static ssize_t lg4ff_range_show(struct device *dev, struct device_attribute *attr, char *buf) +static ssize_t range_show(struct device *dev, struct device_attribute *attr, + char *buf) { struct hid_device *hid = to_hid_device(dev); struct lg4ff_device_entry *entry;
@@ -442,7 +438,8 @@ static ssize_t lg4ff_range_show(struct device *dev, struct device_attribute *att /* Set range to user specified value, call appropriate function * according to the type of the wheel */ -static ssize_t lg4ff_range_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) +static ssize_t range_store(struct device *dev, struct device_attribute *attr, + const char *buf, size_t count) { struct hid_device *hid = to_hid_device(dev); struct lg4ff_device_entry *entry;
@@ -473,6 +470,7 @@ static ssize_t lg4ff_range_store(struct device *dev, struct device_attribute *at return count; } +static DEVICE_ATTR_RW(range); #ifdef CONFIG_LEDS_CLASS static void lg4ff_set_leds(struct hid_device *hid, __u8 leds)
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2.2.2