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authorIngo Molnar <mingo@elte.hu>2009-09-15 14:18:15 +0400
committerIngo Molnar <mingo@elte.hu>2009-09-15 14:18:15 +0400
commitdca2d6ac09d9ef59ff46820d4f0c94b08a671202 (patch)
treefdec753b842dad09e3a4151954fab3eb5c43500d /include/linux/input
parentd6a65dffb30d8636b1e5d4c201564ef401a246cf (diff)
parent18240904960a39e582ced8ba8ececb10b8c22dd3 (diff)
downloadlinux-dca2d6ac09d9ef59ff46820d4f0c94b08a671202.tar.xz
Merge branch 'linus' into tracing/hw-breakpoints
Conflicts: arch/x86/kernel/process_64.c Semantic conflict fixed in: arch/x86/kvm/x86.c Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'include/linux/input')
-rw-r--r--include/linux/input/eeti_ts.h9
-rw-r--r--include/linux/input/matrix_keypad.h32
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 */