1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 */ 2*4882a593Smuzhiyun #ifndef _IR_I2C 3*4882a593Smuzhiyun #define _IR_I2C 4*4882a593Smuzhiyun 5*4882a593Smuzhiyun #include <media/rc-core.h> 6*4882a593Smuzhiyun 7*4882a593Smuzhiyun #define DEFAULT_POLLING_INTERVAL 100 /* ms */ 8*4882a593Smuzhiyun 9*4882a593Smuzhiyun struct IR_i2c; 10*4882a593Smuzhiyun 11*4882a593Smuzhiyun struct IR_i2c { 12*4882a593Smuzhiyun char *ir_codes; 13*4882a593Smuzhiyun struct i2c_client *c; 14*4882a593Smuzhiyun struct rc_dev *rc; 15*4882a593Smuzhiyun 16*4882a593Smuzhiyun /* Used to avoid fast repeating */ 17*4882a593Smuzhiyun unsigned char old; 18*4882a593Smuzhiyun 19*4882a593Smuzhiyun u32 polling_interval; /* in ms */ 20*4882a593Smuzhiyun 21*4882a593Smuzhiyun struct delayed_work work; 22*4882a593Smuzhiyun char phys[32]; 23*4882a593Smuzhiyun int (*get_key)(struct IR_i2c *ir, 24*4882a593Smuzhiyun enum rc_proto *protocol, 25*4882a593Smuzhiyun u32 *scancode, u8 *toggle); 26*4882a593Smuzhiyun /* tx */ 27*4882a593Smuzhiyun struct i2c_client *tx_c; 28*4882a593Smuzhiyun struct mutex lock; /* do not poll Rx during Tx */ 29*4882a593Smuzhiyun unsigned int carrier; 30*4882a593Smuzhiyun unsigned int duty_cycle; 31*4882a593Smuzhiyun }; 32*4882a593Smuzhiyun 33*4882a593Smuzhiyun enum ir_kbd_get_key_fn { 34*4882a593Smuzhiyun IR_KBD_GET_KEY_CUSTOM = 0, 35*4882a593Smuzhiyun IR_KBD_GET_KEY_PIXELVIEW, 36*4882a593Smuzhiyun IR_KBD_GET_KEY_HAUP, 37*4882a593Smuzhiyun IR_KBD_GET_KEY_KNC1, 38*4882a593Smuzhiyun IR_KBD_GET_KEY_FUSIONHDTV, 39*4882a593Smuzhiyun IR_KBD_GET_KEY_HAUP_XVR, 40*4882a593Smuzhiyun IR_KBD_GET_KEY_AVERMEDIA_CARDBUS, 41*4882a593Smuzhiyun }; 42*4882a593Smuzhiyun 43*4882a593Smuzhiyun /* Can be passed when instantiating an ir_video i2c device */ 44*4882a593Smuzhiyun struct IR_i2c_init_data { 45*4882a593Smuzhiyun char *ir_codes; 46*4882a593Smuzhiyun const char *name; 47*4882a593Smuzhiyun u64 type; /* RC_PROTO_BIT_RC5, etc */ 48*4882a593Smuzhiyun u32 polling_interval; /* 0 means DEFAULT_POLLING_INTERVAL */ 49*4882a593Smuzhiyun 50*4882a593Smuzhiyun /* 51*4882a593Smuzhiyun * Specify either a function pointer or a value indicating one of 52*4882a593Smuzhiyun * ir_kbd_i2c's internal get_key functions 53*4882a593Smuzhiyun */ 54*4882a593Smuzhiyun int (*get_key)(struct IR_i2c *ir, 55*4882a593Smuzhiyun enum rc_proto *protocol, 56*4882a593Smuzhiyun u32 *scancode, u8 *toggle); 57*4882a593Smuzhiyun enum ir_kbd_get_key_fn internal_get_key_func; 58*4882a593Smuzhiyun 59*4882a593Smuzhiyun struct rc_dev *rc_dev; 60*4882a593Smuzhiyun }; 61*4882a593Smuzhiyun #endif 62