From 3b72094409ab673d096b3852f4636be540780faf Mon Sep 17 00:00:00 2001 From: Dmitry Torokhov Date: Tue, 18 Aug 2009 11:45:02 -0700 Subject: Input: psmouse - allow defining read-only attributes Signed-off-by: Dmitry Torokhov --- drivers/input/mouse/psmouse.h | 21 ++++++++++++++++----- 1 file changed, 16 insertions(+), 5 deletions(-) diff --git a/drivers/input/mouse/psmouse.h b/drivers/input/mouse/psmouse.h index 54ed267894bd..e3562daeb2ed 100644 --- a/drivers/input/mouse/psmouse.h +++ b/drivers/input/mouse/psmouse.h @@ -116,9 +116,7 @@ ssize_t psmouse_attr_show_helper(struct device *dev, struct device_attribute *at ssize_t psmouse_attr_set_helper(struct device *dev, struct device_attribute *attr, const char *buf, size_t count); -#define __PSMOUSE_DEFINE_ATTR(_name, _mode, _data, _show, _set, _protect) \ -static ssize_t _show(struct psmouse *, void *data, char *); \ -static ssize_t _set(struct psmouse *, void *data, const char *, size_t); \ +#define __PSMOUSE_DEFINE_ATTR_VAR(_name, _mode, _data, _show, _set, _protect) \ static struct psmouse_attribute psmouse_attr_##_name = { \ .dattr = { \ .attr = { \ @@ -134,7 +132,20 @@ static struct psmouse_attribute psmouse_attr_##_name = { \ .protect = _protect, \ } -#define PSMOUSE_DEFINE_ATTR(_name, _mode, _data, _show, _set) \ - __PSMOUSE_DEFINE_ATTR(_name, _mode, _data, _show, _set, 1) +#define __PSMOUSE_DEFINE_ATTR(_name, _mode, _data, _show, _set, _protect) \ + static ssize_t _show(struct psmouse *, void *, char *); \ + static ssize_t _set(struct psmouse *, void *, const char *, size_t); \ + __PSMOUSE_DEFINE_ATTR_VAR(_name, _mode, _data, _show, _set, _protect) + +#define PSMOUSE_DEFINE_ATTR(_name, _mode, _data, _show, _set) \ + __PSMOUSE_DEFINE_ATTR(_name, _mode, _data, _show, _set, 1) + +#define PSMOUSE_DEFINE_RO_ATTR(_name, _mode, _data, _show) \ + static ssize_t _show(struct psmouse *, void *, char *); \ + __PSMOUSE_DEFINE_ATTR_VAR(_name, _mode, _data, _show, NULL, 1) + +#define PSMOUSE_DEFINE_WO_ATTR(_name, _mode, _data, _set) \ + static ssize_t _set(struct psmouse *, void *, const char *, size_t); \ + __PSMOUSE_DEFINE_ATTR_VAR(_name, _mode, _data, NULL, _set, 1) #endif /* _PSMOUSE_H */ -- cgit v1.2.3-59-g8ed1b