diff options
author | Paul Mundt <lethal@linux-sh.org> | 2011-01-13 15:06:28 +0900 |
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committer | Paul Mundt <lethal@linux-sh.org> | 2011-01-13 15:06:28 +0900 |
commit | f43dc23d5ea91fca257be02138a255f02d98e806 (patch) | |
tree | b29722f6e965316e90ac97abf79923ced250dc21 /include/linux/input/sparse-keymap.h | |
parent | f8e53553f452dcbf67cb89c8cba63a1cd6eb4cc0 (diff) | |
parent | 4162cf64973df51fc885825bc9ca4d055891c49f (diff) |
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/torvalds/linux-2.6 into common/serial-rework
Conflicts:
arch/sh/kernel/cpu/sh2/setup-sh7619.c
arch/sh/kernel/cpu/sh2a/setup-mxg.c
arch/sh/kernel/cpu/sh2a/setup-sh7201.c
arch/sh/kernel/cpu/sh2a/setup-sh7203.c
arch/sh/kernel/cpu/sh2a/setup-sh7206.c
arch/sh/kernel/cpu/sh3/setup-sh7705.c
arch/sh/kernel/cpu/sh3/setup-sh770x.c
arch/sh/kernel/cpu/sh3/setup-sh7710.c
arch/sh/kernel/cpu/sh3/setup-sh7720.c
arch/sh/kernel/cpu/sh4/setup-sh4-202.c
arch/sh/kernel/cpu/sh4/setup-sh7750.c
arch/sh/kernel/cpu/sh4/setup-sh7760.c
arch/sh/kernel/cpu/sh4a/setup-sh7343.c
arch/sh/kernel/cpu/sh4a/setup-sh7366.c
arch/sh/kernel/cpu/sh4a/setup-sh7722.c
arch/sh/kernel/cpu/sh4a/setup-sh7723.c
arch/sh/kernel/cpu/sh4a/setup-sh7724.c
arch/sh/kernel/cpu/sh4a/setup-sh7763.c
arch/sh/kernel/cpu/sh4a/setup-sh7770.c
arch/sh/kernel/cpu/sh4a/setup-sh7780.c
arch/sh/kernel/cpu/sh4a/setup-sh7785.c
arch/sh/kernel/cpu/sh4a/setup-sh7786.c
arch/sh/kernel/cpu/sh4a/setup-shx3.c
arch/sh/kernel/cpu/sh5/setup-sh5.c
drivers/serial/sh-sci.c
drivers/serial/sh-sci.h
include/linux/serial_sci.h
Diffstat (limited to 'include/linux/input/sparse-keymap.h')
-rw-r--r-- | include/linux/input/sparse-keymap.h | 62 |
1 files changed, 62 insertions, 0 deletions
diff --git a/include/linux/input/sparse-keymap.h b/include/linux/input/sparse-keymap.h new file mode 100644 index 000000000000..52db62064c6e --- /dev/null +++ b/include/linux/input/sparse-keymap.h @@ -0,0 +1,62 @@ +#ifndef _SPARSE_KEYMAP_H +#define _SPARSE_KEYMAP_H + +/* + * Copyright (c) 2009 Dmitry Torokhov + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 as published by + * the Free Software Foundation. + */ + +#define KE_END 0 /* Indicates end of keymap */ +#define KE_KEY 1 /* Ordinary key/button */ +#define KE_SW 2 /* Switch (predetermined value) */ +#define KE_VSW 3 /* Switch (value supplied at runtime) */ +#define KE_IGNORE 4 /* Known entry that should be ignored */ +#define KE_LAST KE_IGNORE + +/** + * struct key_entry - keymap entry for use in sparse keymap + * @type: Type of the key entry (KE_KEY, KE_SW, KE_VSW, KE_END); + * drivers are allowed to extend the list with their own + * private definitions. + * @code: Device-specific data identifying the button/switch + * @keycode: KEY_* code assigned to a key/button + * @sw.code: SW_* code assigned to a switch + * @sw.value: Value that should be sent in an input even when KE_SW + * switch is toggled. KE_VSW switches ignore this field and + * expect driver to supply value for the event. + * + * This structure defines an entry in a sparse keymap used by some + * input devices for which traditional table-based approach is not + * suitable. + */ +struct key_entry { + int type; /* See KE_* above */ + u32 code; + union { + u16 keycode; /* For KE_KEY */ + struct { /* For KE_SW, KE_VSW */ + u8 code; + u8 value; /* For KE_SW, ignored by KE_VSW */ + } sw; + }; +}; + +struct key_entry *sparse_keymap_entry_from_scancode(struct input_dev *dev, + unsigned int code); +struct key_entry *sparse_keymap_entry_from_keycode(struct input_dev *dev, + unsigned int code); +int sparse_keymap_setup(struct input_dev *dev, + const struct key_entry *keymap, + int (*setup)(struct input_dev *, struct key_entry *)); +void sparse_keymap_free(struct input_dev *dev); + +void sparse_keymap_report_entry(struct input_dev *dev, const struct key_entry *ke, + unsigned int value, bool autorelease); + +bool sparse_keymap_report_event(struct input_dev *dev, unsigned int code, + unsigned int value, bool autorelease); + +#endif /* _SPARSE_KEYMAP_H */ |