Initial revision

1 files changed, 82 insertions, 0 deletions

diff --git a/linux/include/media/ir-common.h b/linux/include/media/ir-common.h
new file mode 100644
index 000000000..e6aa22ef2
--- /dev/null
+++ b/linux/include/media/ir-common.h
@@ -0,0 +1,82 @@
+/*
+ * some common structs and functions to handle infrared remotes via
+ * input layer ...
+ *
+ * (c) 2003 Gerd Knorr <kraxel@bytesex.org> [SuSE Labs]
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+
+#include <linux/version.h>
+#include <linux/input.h>
+
+#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,0)
+/* some keys from 2.6.x which are not (yet?) in 2.4.x */
+# define KEY_PLAY                207
+# define KEY_SEARCH              217
+# define KEY_GOTO                0x162
+# define KEY_INFO                0x166
+# define KEY_CHANNEL             0x16b
+# define KEY_LANGUAGE            0x170
+# define KEY_ZOOM                0x174
+# define KEY_TV                  0x179
+# define KEY_CD                  0x17f
+# define KEY_TUNER               0x182
+# define KEY_AUDIO               0x188
+# define KEY_VIDEO               0x189
+# define KEY_RED                 0x18e
+# define KEY_GREEN               0x18f
+# define KEY_YELLOW              0x190
+# define KEY_BLUE                0x191
+# define KEY_CHANNELUP           0x192
+# define KEY_CHANNELDOWN         0x193
+#endif
+
+#define IR_TYPE_RC5     1
+#define IR_TYPE_OTHER  99
+
+#define IR_KEYTAB_TYPE	u32
+#define IR_KEYTAB_SIZE	64  // enougth for rc5, probably need more some day ...
+
+#define IR_KEYCODE(tab,code)	(((unsigned)code < IR_KEYTAB_SIZE) \
+				 ? tab[code] : KEY_RESERVED)
+
+struct ir_input_state {
+	/* configuration */
+	int                ir_type;
+	IR_KEYTAB_TYPE     ir_codes[IR_KEYTAB_SIZE];
+
+	/* key info */
+	u32                ir_raw;      /* raw data */
+	u32                ir_key;      /* ir key code */
+	u32                keycode;     /* linux key code */
+	int                keypressed;  /* current state */
+};
+
+extern IR_KEYTAB_TYPE ir_codes_rc5_tv[IR_KEYTAB_SIZE];
+extern IR_KEYTAB_TYPE ir_codes_empty[IR_KEYTAB_SIZE];
+
+void ir_input_init(struct input_dev *dev, struct ir_input_state *ir,
+		   int ir_type, IR_KEYTAB_TYPE *ir_codes);
+void ir_input_nokey(struct input_dev *dev, struct ir_input_state *ir);
+void ir_input_keydown(struct input_dev *dev, struct ir_input_state *ir,
+		      u32 ir_key, u32 ir_raw);
+u32  ir_extract_bits(u32 data, u32 mask);
+
+/*
+ * Local variables:
+ * c-basic-offset: 8
+ * End:
+ */