From 681eaefd53a809e6e7a407aec789b22f767f299e Mon Sep 17 00:00:00 2001 From: Hauke Mehrtens Date: Wed, 18 Sep 2013 23:16:20 +0200 Subject: [PATCH] backports: add DEVICE_ATTR_RW This is used by drivers/media/v4l2-core/v4l2-dev.c. Signed-off-by: Hauke Mehrtens --- backport/backport-include/linux/device.h | 2 ++ backport/backport-include/linux/sysfs.h | 5 +++++ 2 files changed, 7 insertions(+) diff --git a/backport/backport-include/linux/device.h b/backport/backport-include/linux/device.h index 8f080cc9f867..2244c6263c38 100644 --- a/backport/backport-include/linux/device.h +++ b/backport/backport-include/linux/device.h @@ -192,6 +192,8 @@ backport_device_release_driver(struct device *dev) #if LINUX_VERSION_CODE < KERNEL_VERSION(3,11,0) #define DEVICE_ATTR_RO(_name) \ struct device_attribute dev_attr_ ## _name = __ATTR_RO(_name); +#define DEVICE_ATTR_RW(_name) \ +struct device_attribute dev_attr_ ## _name = __ATTR_RW(_name) #define ATTRIBUTE_GROUPS(_name) \ static struct BP_ATTR_GRP_STRUCT _name##_dev_attrs[ARRAY_SIZE(_name##_attrs)];\ diff --git a/backport/backport-include/linux/sysfs.h b/backport/backport-include/linux/sysfs.h index a2ef73f1b836..13bab43a63e9 100644 --- a/backport/backport-include/linux/sysfs.h +++ b/backport/backport-include/linux/sysfs.h @@ -31,4 +31,9 @@ do { \ #endif #endif +#ifndef __ATTR_RW +#define __ATTR_RW(_name) __ATTR(_name, (S_IWUSR | S_IRUGO), \ + _name##_show, _name##_store) +#endif + #endif /* __BACKPORT_LINUX_SYSFS_H */ -- 2.30.2