Viewing file:  ir-kbd-i2c.h (1.47 KB) -rw-r--r--
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/* 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
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