diff options
| author | Ingo Molnar <mingo@elte.hu> | 2009-09-19 11:27:32 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2009-09-19 11:28:41 +0200 |
| commit | 929bf0d0156562ce631728b6fa53d68004d456d2 (patch) | |
| tree | 739063990a8077b29ef97e69d73bce94573daae4 /include/linux/input | |
| parent | def0a9b2573e00ab0b486cb5382625203ab4c4a6 (diff) | |
| parent | 202c4675c55ddf6b443c7e057d2dff6b42ef71aa (diff) | |
Merge branch 'linus' into perfcounters/core
Merge reason: Bring in tracing changes we depend on.
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'include/linux/input')
| -rw-r--r-- | include/linux/input/eeti_ts.h | 9 | ||||
| -rw-r--r-- | include/linux/input/matrix_keypad.h | 32 |
2 files changed, 41 insertions, 0 deletions
diff --git a/include/linux/input/eeti_ts.h b/include/linux/input/eeti_ts.h new file mode 100644 index 000000000000..f875b316249d --- /dev/null +++ b/include/linux/input/eeti_ts.h @@ -0,0 +1,9 @@ +#ifndef LINUX_INPUT_EETI_TS_H +#define LINUX_INPUT_EETI_TS_H + +struct eeti_ts_platform_data { + unsigned int irq_active_high; +}; + +#endif /* LINUX_INPUT_EETI_TS_H */ + diff --git a/include/linux/input/matrix_keypad.h b/include/linux/input/matrix_keypad.h index 15d5903af2dd..b3cd42d50e16 100644 --- a/include/linux/input/matrix_keypad.h +++ b/include/linux/input/matrix_keypad.h @@ -63,4 +63,36 @@ struct matrix_keypad_platform_data { bool wakeup; }; +/** + * matrix_keypad_build_keymap - convert platform keymap into matrix keymap + * @keymap_data: keymap supplied by the platform code + * @row_shift: number of bits to shift row value by to advance to the next + * line in the keymap + * @keymap: expanded version of keymap that is suitable for use by + * matrix keyboad driver + * @keybit: pointer to bitmap of keys supported by input device + * + * This function converts platform keymap (encoded with KEY() macro) into + * an array of keycodes that is suitable for using in a standard matrix + * keyboard driver that uses row and col as indices. + */ +static inline void +matrix_keypad_build_keymap(const struct matrix_keymap_data *keymap_data, + unsigned int row_shift, + unsigned short *keymap, unsigned long *keybit) +{ + int i; + + for (i = 0; i < keymap_data->keymap_size; i++) { + unsigned int key = keymap_data->keymap[i]; + unsigned int row = KEY_ROW(key); + unsigned int col = KEY_COL(key); + unsigned short code = KEY_VAL(key); + + keymap[MATRIX_SCAN_CODE(row, col, row_shift)] = code; + __set_bit(code, keybit); + } + __clear_bit(KEY_RESERVED, keybit); +} + #endif /* _MATRIX_KEYPAD_H */ |