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[01/10] HID: core: use utility macros to define sysfs attributes

Message ID 20241202-sysfs-const-bin_attr-hid-v1-1-16369423a48a@weissschuh.net
State New
Headers show
Series HID: constify 'struct bin_attribute' | expand

Commit Message

Thomas Weißschuh Dec. 2, 2024, 7:01 p.m. UTC
Save some lines of code and prepare for the constification of
'struct bin_attribute'.
Also align the definitions within the source file.

Signed-off-by: Thomas Weißschuh <linux@weissschuh.net>
---
 drivers/hid/hid-core.c | 23 ++++++++---------------
 1 file changed, 8 insertions(+), 15 deletions(-)
diff mbox series

Patch

diff --git a/drivers/hid/hid-core.c b/drivers/hid/hid-core.c
index 98bef39642a9e3008e60a60fa887b8328ccd50f5..c7a8066061f621e80ec37f303d8a310d126569b4 100644
--- a/drivers/hid/hid-core.c
+++ b/drivers/hid/hid-core.c
@@ -2174,9 +2174,9 @@  static bool hid_hiddev(struct hid_device *hdev)
 
 
 static ssize_t
-read_report_descriptor(struct file *filp, struct kobject *kobj,
-		struct bin_attribute *attr,
-		char *buf, loff_t off, size_t count)
+report_descriptor_read(struct file *filp, struct kobject *kobj,
+		       struct bin_attribute *attr,
+		       char *buf, loff_t off, size_t count)
 {
 	struct device *dev = kobj_to_dev(kobj);
 	struct hid_device *hdev = to_hid_device(dev);
@@ -2193,24 +2193,17 @@  read_report_descriptor(struct file *filp, struct kobject *kobj,
 }
 
 static ssize_t
-show_country(struct device *dev, struct device_attribute *attr,
-		char *buf)
+country_show(struct device *dev, struct device_attribute *attr,
+	     char *buf)
 {
 	struct hid_device *hdev = to_hid_device(dev);
 
 	return sprintf(buf, "%02x\n", hdev->country & 0xff);
 }
 
-static struct bin_attribute dev_bin_attr_report_desc = {
-	.attr = { .name = "report_descriptor", .mode = 0444 },
-	.read = read_report_descriptor,
-	.size = HID_MAX_DESCRIPTOR_SIZE,
-};
+static BIN_ATTR_RO(report_descriptor, HID_MAX_DESCRIPTOR_SIZE);
 
-static const struct device_attribute dev_attr_country = {
-	.attr = { .name = "country", .mode = 0444 },
-	.show = show_country,
-};
+static const DEVICE_ATTR_RO(country);
 
 int hid_connect(struct hid_device *hdev, unsigned int connect_mask)
 {
@@ -2801,7 +2794,7 @@  static struct attribute *hid_dev_attrs[] = {
 	NULL,
 };
 static struct bin_attribute *hid_dev_bin_attrs[] = {
-	&dev_bin_attr_report_desc,
+	&bin_attr_report_descriptor,
 	NULL
 };
 static const struct attribute_group hid_dev_group = {