1 // SPDX-License-Identifier: GPL-2.0
15 #define MODULE_NAME "cx231xx-input"
23 	dev_dbg(&ir->rc->dev, "%s\n", __func__);  in get_key_isdbt()
26 	rc = i2c_master_recv(ir->c, &cmd, 1);  in get_key_isdbt()
30 		return -EIO;  in get_key_isdbt()
41 	dev_dbg(&ir->rc->dev, "cmd %02x, scan = %02x\n", cmd, scancode);  in get_key_isdbt()
54 	dev_dbg(dev->dev, "%s\n", __func__);  in cx231xx_ir_init()
57 	if (!cx231xx_boards[dev->model].rc_map_name)  in cx231xx_ir_init()
58 		return -ENODEV;  in cx231xx_ir_init()
60 	request_module("ir-kbd-i2c");  in cx231xx_ir_init()
63 	memset(&dev->init_data, 0, sizeof(dev->init_data));  in cx231xx_ir_init()
64 	dev->init_data.rc_dev = rc_allocate_device(RC_DRIVER_SCANCODE);  in cx231xx_ir_init()
65 	if (!dev->init_data.rc_dev)  in cx231xx_ir_init()
66 		return -ENOMEM;  in cx231xx_ir_init()
68 	dev->init_data.name = cx231xx_boards[dev->model].name;  in cx231xx_ir_init()
71 	info.platform_data = &dev->init_data;  in cx231xx_ir_init()
74 	 * Board-dependent values  in cx231xx_ir_init()
79 	dev->init_data.get_key = get_key_isdbt;  in cx231xx_ir_init()
80 	dev->init_data.ir_codes = cx231xx_boards[dev->model].rc_map_name;  in cx231xx_ir_init()
81 	/* The i2c micro-controller only outputs the cmd part of NEC protocol */  in cx231xx_ir_init()
82 	dev->init_data.rc_dev->scancode_mask = 0xff;  in cx231xx_ir_init()
83 	dev->init_data.rc_dev->driver_name = "cx231xx";  in cx231xx_ir_init()
84 	dev->init_data.type = RC_PROTO_BIT_NEC;  in cx231xx_ir_init()
87 	/* Load and bind ir-kbd-i2c */  in cx231xx_ir_init()
88 	ir_i2c_bus = cx231xx_boards[dev->model].ir_i2c_master;  in cx231xx_ir_init()
89 	dev_dbg(dev->dev, "Trying to bind ir at bus %d, addr 0x%02x\n",  in cx231xx_ir_init()
91 	dev->ir_i2c_client = i2c_new_client_device(  in cx231xx_ir_init()
99 	i2c_unregister_device(dev->ir_i2c_client);  in cx231xx_ir_exit()
100 	dev->ir_i2c_client = NULL;  in cx231xx_ir_exit()