diff options
| author | Ingo Molnar <mingo@elte.hu> | 2008-07-26 15:30:40 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-07-26 15:30:40 +0200 |
| commit | 1503af661947b7a4a09355cc2ae6aa0d43f16776 (patch) | |
| tree | 5bfcfadf2dd2d98c2ad251c96d7ee43a6903819a /include/linux/gpio.h | |
| parent | a31863168660c6b6f6c7ffe05bb6a38e97803326 (diff) | |
| parent | 024e8ac04453b3525448c31ef39848cf675ba6db (diff) | |
Merge branch 'linus' into x86/header-guards
Conflicts:
include/asm-x86/gpio.h
include/asm-x86/ide.h
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'include/linux/gpio.h')
| -rw-r--r-- | include/linux/gpio.h | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/include/linux/gpio.h b/include/linux/gpio.h index 98be6c5762b..730a20b8357 100644 --- a/include/linux/gpio.h +++ b/include/linux/gpio.h @@ -79,6 +79,19 @@ static inline void gpio_set_value_cansleep(unsigned gpio, int value) WARN_ON(1); } +static inline int gpio_export(unsigned gpio, bool direction_may_change) +{ + /* GPIO can never have been requested or set as {in,out}put */ + WARN_ON(1); + return -EINVAL; +} + +static inline void gpio_unexport(unsigned gpio) +{ + /* GPIO can never have been exported */ + WARN_ON(1); +} + static inline int gpio_to_irq(unsigned gpio) { /* GPIO can never have been requested or set as input */ |