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miscdevice: introduce builtin_misc_device

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This is basically the same as module_misc_device but without the
presence of an exit/remove function.   Similar in nature to the
commit f309d44431 ("platform_device:
better support builtin boilerplate avoidance").

Cc: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Paul Gortmaker <paul.gortmaker@windriver.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Paul Gortmaker 2016-10-22 18:36:05 -04:00 committed by Greg Kroah-Hartman
parent 1e4edb3fe9
commit f71082f815
1 changed files with 7 additions and 0 deletions
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7
include/linux/miscdevice.h
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@ -71,6 +71,13 @@ struct miscdevice {
extern int misc_register(struct miscdevice *misc);
extern void misc_deregister(struct miscdevice *misc);
/*
* Helper macro for drivers that don't do anything special in the initcall.
* This helps in eleminating of boilerplate code.
*/
#define builtin_misc_device(__misc_device) \
builtin_driver(__misc_device, misc_register)
/*
* Helper macro for drivers that don't do anything special in module init / exit
* call. This helps in eleminating of boilerplate code.