1 files changed, 61 insertions, 0 deletions
diff --git a/include/media/i2c/ir-kbd-i2c.h b/include/media/i2c/ir-kbd-i2c.h
new file mode 100644
index 000000000..9f47d6a48
--- /dev/null
+++ b/include/media/i2c/ir-kbd-i2c.h
@@ -0,0 +1,61 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef _IR_I2C
+#define _IR_I2C
+
+#include <media/rc-core.h>
+
+#define DEFAULT_POLLING_INTERVAL	100	/* ms */
+
+struct IR_i2c;
+
+struct IR_i2c {
+	char		       *ir_codes;
+	struct i2c_client      *c;
+	struct rc_dev          *rc;
+
+	/* Used to avoid fast repeating */
+	unsigned char          old;
+
+	u32                    polling_interval; /* in ms */
+
+	struct delayed_work    work;
+	char                   phys[32];
+	int                    (*get_key)(struct IR_i2c *ir,
+					  enum rc_proto *protocol,
+					  u32 *scancode, u8 *toggle);
+	/* tx */
+	struct i2c_client      *tx_c;
+	struct mutex	       lock;	/* do not poll Rx during Tx */
+	unsigned int	       carrier;
+	unsigned int	       duty_cycle;
+};
+
+enum ir_kbd_get_key_fn {
+	IR_KBD_GET_KEY_CUSTOM = 0,
+	IR_KBD_GET_KEY_PIXELVIEW,
+	IR_KBD_GET_KEY_HAUP,
+	IR_KBD_GET_KEY_KNC1,
+	IR_KBD_GET_KEY_FUSIONHDTV,
+	IR_KBD_GET_KEY_HAUP_XVR,
+	IR_KBD_GET_KEY_AVERMEDIA_CARDBUS,
+};
+
+/* Can be passed when instantiating an ir_video i2c device */
+struct IR_i2c_init_data {
+	char			*ir_codes;
+	const char		*name;
+	u64			type; /* RC_PROTO_BIT_RC5, etc */
+	u32			polling_interval; /* 0 means DEFAULT_POLLING_INTERVAL */
+
+	/*
+	 * Specify either a function pointer or a value indicating one of
+	 * ir_kbd_i2c's internal get_key functions
+	 */
+	int                    (*get_key)(struct IR_i2c *ir,
+					  enum rc_proto *protocol,
+					  u32 *scancode, u8 *toggle);
+	enum ir_kbd_get_key_fn internal_get_key_func;
+
+	struct rc_dev		*rc_dev;
+};
+#endif