diff options
author | Ingo Molnar <mingo@elte.hu> | 2008-07-25 13:08:16 +0200 |
---|---|---|
committer | Ingo Molnar <mingo@elte.hu> | 2008-07-25 13:08:16 +0200 |
commit | 10a010f6953b5a14ba2f0be40a4fce1bea220875 (patch) | |
tree | 19aadf718c796bc7fae0a1a1c970d84d67c541d4 /include/linux/sysdev.h | |
parent | 510b37258dfd61693ca6c039865c78bd996e3718 (diff) | |
parent | fb2e405fc1fc8b20d9c78eaa1c7fd5a297efde43 (diff) |
Merge branch 'linus' into x86/x2apic
Conflicts:
drivers/pci/dmar.c
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'include/linux/sysdev.h')
-rw-r--r-- | include/linux/sysdev.h | 39 |
1 files changed, 37 insertions, 2 deletions
diff --git a/include/linux/sysdev.h b/include/linux/sysdev.h index f2767bc6b73..f395bb3fa2f 100644 --- a/include/linux/sysdev.h +++ b/include/linux/sysdev.h @@ -99,8 +99,9 @@ extern void sysdev_unregister(struct sys_device *); struct sysdev_attribute { struct attribute attr; - ssize_t (*show)(struct sys_device *, char *); - ssize_t (*store)(struct sys_device *, const char *, size_t); + ssize_t (*show)(struct sys_device *, struct sysdev_attribute *, char *); + ssize_t (*store)(struct sys_device *, struct sysdev_attribute *, + const char *, size_t); }; @@ -118,4 +119,38 @@ struct sysdev_attribute { extern int sysdev_create_file(struct sys_device *, struct sysdev_attribute *); extern void sysdev_remove_file(struct sys_device *, struct sysdev_attribute *); +struct sysdev_ext_attribute { + struct sysdev_attribute attr; + void *var; +}; + +/* + * Support for simple variable sysdev attributes. + * The pointer to the variable is stored in a sysdev_ext_attribute + */ + +/* Add more types as needed */ + +extern ssize_t sysdev_show_ulong(struct sys_device *, struct sysdev_attribute *, + char *); +extern ssize_t sysdev_store_ulong(struct sys_device *, + struct sysdev_attribute *, const char *, size_t); +extern ssize_t sysdev_show_int(struct sys_device *, struct sysdev_attribute *, + char *); +extern ssize_t sysdev_store_int(struct sys_device *, + struct sysdev_attribute *, const char *, size_t); + +#define _SYSDEV_ULONG_ATTR(_name, _mode, _var) \ + { _SYSDEV_ATTR(_name, _mode, sysdev_show_ulong, sysdev_store_ulong), \ + &(_var) } +#define SYSDEV_ULONG_ATTR(_name, _mode, _var) \ + struct sysdev_ext_attribute attr_##_name = \ + _SYSDEV_ULONG_ATTR(_name, _mode, _var); +#define _SYSDEV_INT_ATTR(_name, _mode, _var) \ + { _SYSDEV_ATTR(_name, _mode, sysdev_show_int, sysdev_store_int), \ + &(_var) } +#define SYSDEV_INT_ATTR(_name, _mode, _var) \ + struct sysdev_ext_attribute attr_##_name = \ + _SYSDEV_INT_ATTR(_name, _mode, _var); + #endif /* _SYSDEV_H_ */ |