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| author | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2013-06-27 23:00:25 -0700 |
|---|---|---|
| committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2013-06-27 23:00:25 -0700 |
| commit | 31881d74b6dd1a6c530cff61248def4f2da38bee (patch) | |
| tree | be62420cf39192074e13b25553d172b9d5e58a33 /include/linux/input | |
| parent | 8855f30cd2b68012571932c7b01290c20be4508c (diff) | |
| parent | 257867dc8d893690c175c1f717f91c3b6d44a63d (diff) | |
Merge branch 'for-next' of git://github.com/rydberg/linux into next
Pull in changes from Henrik: "a trivial MT documentation fix".
Diffstat (limited to 'include/linux/input')
| -rw-r--r-- | include/linux/input/matrix_keypad.h | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/include/linux/input/matrix_keypad.h b/include/linux/input/matrix_keypad.h index 5f3aa6b11bfa..27e06acc509a 100644 --- a/include/linux/input/matrix_keypad.h +++ b/include/linux/input/matrix_keypad.h @@ -81,4 +81,23 @@ int matrix_keypad_build_keymap(const struct matrix_keymap_data *keymap_data, unsigned short *keymap, struct input_dev *input_dev); +#ifdef CONFIG_OF +/** + * matrix_keypad_parse_of_params() - Read parameters from matrix-keypad node + * + * @dev: Device containing of_node + * @rows: Returns number of matrix rows + * @cols: Returns number of matrix columns + * @return 0 if OK, <0 on error + */ +int matrix_keypad_parse_of_params(struct device *dev, + unsigned int *rows, unsigned int *cols); +#else +static inline int matrix_keypad_parse_of_params(struct device *dev, + unsigned int *rows, unsigned int *cols) +{ + return -ENOSYS; +} +#endif /* CONFIG_OF */ + #endif /* _MATRIX_KEYPAD_H */ |