29 	struct dir685_touchkeys *tk = data;  in dir685_tk_irq_thread()  local
30 	const int num_bits = min_t(int, ARRAY_SIZE(tk->codes), 16);  in dir685_tk_irq_thread()
38 	err = i2c_master_recv(tk->client, buf, sizeof(buf));  in dir685_tk_irq_thread()
40 		dev_err(tk->dev, "short read %d\n", err);  in dir685_tk_irq_thread()
44 	dev_dbg(tk->dev, "IN: %*ph\n", (int)sizeof(buf), buf);  in dir685_tk_irq_thread()
48 	changed = tk->cur_key ^ key;  in dir685_tk_irq_thread()
50 		dev_dbg(tk->dev, "key %d is %s\n", i,  in dir685_tk_irq_thread()
52 		input_report_key(tk->input, tk->codes[i], test_bit(i, &key));  in dir685_tk_irq_thread()
56 	tk->cur_key = key;  in dir685_tk_irq_thread()
57 	input_sync(tk->input);  in dir685_tk_irq_thread()
66 	struct dir685_touchkeys *tk;  in dir685_tk_probe()  local
70 	tk = devm_kzalloc(&client->dev, sizeof(*tk), GFP_KERNEL);  in dir685_tk_probe()
71 	if (!tk)  in dir685_tk_probe()
74 	tk->input = devm_input_allocate_device(dev);  in dir685_tk_probe()
75 	if (!tk->input)  in dir685_tk_probe()
78 	tk->client = client;  in dir685_tk_probe()
79 	tk->dev = dev;  in dir685_tk_probe()
81 	tk->input->keycodesize = sizeof(u16);  in dir685_tk_probe()
82 	tk->input->keycodemax = ARRAY_SIZE(tk->codes);  in dir685_tk_probe()
83 	tk->input->keycode = tk->codes;  in dir685_tk_probe()
84 	tk->codes[0] = KEY_UP;  in dir685_tk_probe()
85 	tk->codes[1] = KEY_DOWN;  in dir685_tk_probe()
86 	tk->codes[2] = KEY_LEFT;  in dir685_tk_probe()
87 	tk->codes[3] = KEY_RIGHT;  in dir685_tk_probe()
88 	tk->codes[4] = KEY_ENTER;  in dir685_tk_probe()
89 	tk->codes[5] = KEY_WPS_BUTTON;  in dir685_tk_probe()
94 	tk->codes[6] = KEY_RESERVED;  in dir685_tk_probe()
96 	__set_bit(EV_KEY, tk->input->evbit);  in dir685_tk_probe()
97 	for (i = 0; i < ARRAY_SIZE(tk->codes); i++)  in dir685_tk_probe()
98 		__set_bit(tk->codes[i], tk->input->keybit);  in dir685_tk_probe()
99 	__clear_bit(KEY_RESERVED, tk->input->keybit);  in dir685_tk_probe()
101 	tk->input->name = "D-Link DIR-685 touchkeys";  in dir685_tk_probe()
102 	tk->input->id.bustype = BUS_I2C;  in dir685_tk_probe()
104 	err = input_register_device(tk->input);  in dir685_tk_probe()
111 		dev_warn(tk->dev, "error setting brightness level\n");  in dir685_tk_probe()
120 					"dir685-tk", tk);  in dir685_tk_probe()