47 	int  (*get_key_i2c)(struct au0828_rc *ir);
54 static int au8522_rc_write(struct au0828_rc *ir, u16 reg, u8 data)  in au8522_rc_write()  argument
58 	struct i2c_msg msg = { .addr = ir->i2c_dev_addr, .flags = 0,  in au8522_rc_write()
61 	rc = i2c_transfer(ir->dev->i2c_client.adapter, &msg, 1);  in au8522_rc_write()
69 static int au8522_rc_read(struct au0828_rc *ir, u16 reg, int val,  in au8522_rc_read()  argument
74 	struct i2c_msg msg[2] = { { .addr = ir->i2c_dev_addr, .flags = 0,  in au8522_rc_read()
76 				  { .addr = ir->i2c_dev_addr, .flags = I2C_M_RD,  in au8522_rc_read()
86 	rc = i2c_transfer(ir->dev->i2c_client.adapter, msg, 2);  in au8522_rc_read()
94 static int au8522_rc_andor(struct au0828_rc *ir, u16 reg, u8 mask, u8 value)  in au8522_rc_andor()  argument
99 	rc = au8522_rc_read(ir, reg, -1, &buf, 1);  in au8522_rc_andor()
110 	return au8522_rc_write(ir, reg, buf);  in au8522_rc_andor()
113 #define au8522_rc_set(ir, reg, bit) au8522_rc_andor(ir, (reg), (bit), (bit))  argument
114 #define au8522_rc_clear(ir, reg, bit) au8522_rc_andor(ir, (reg), (bit), 0)  argument
124 static int au0828_get_key_au8522(struct au0828_rc *ir)  in au0828_get_key_au8522()  argument
133 	if (test_bit(DEV_DISCONNECTED, &ir->dev->dev_state))  in au0828_get_key_au8522()
137 	rc = au8522_rc_read(ir, 0xe1, -1, buf, 1);  in au0828_get_key_au8522()
140 		au8522_rc_set(ir, 0xe0, 1 << 4);  in au0828_get_key_au8522()
145 	rc = au8522_rc_read(ir, 0xe3, 0x11, buf, sizeof(buf));  in au0828_get_key_au8522()
152 	au8522_rc_clear(ir, 0xe0, 1 << 4);  in au0828_get_key_au8522()
155 	au8522_rc_set(ir, 0xe0, 1 << 4);  in au0828_get_key_au8522()
197 				ir_raw_event_store(ir->rc, &rawir);  in au0828_get_key_au8522()
206 			ir_raw_event_store(ir->rc, &rawir);  in au0828_get_key_au8522()
219 	ir_raw_event_store(ir->rc, &rawir);  in au0828_get_key_au8522()
221 	ir_raw_event_handle(ir->rc);  in au0828_get_key_au8522()
232 	struct au0828_rc *ir = container_of(work, struct au0828_rc, work.work);  in au0828_rc_work()  local
235 	rc = ir->get_key_i2c(ir);  in au0828_rc_work()
239 	schedule_delayed_work(&ir->work, msecs_to_jiffies(ir->polling));  in au0828_rc_work()
244 	struct au0828_rc *ir = rc->priv;  in au0828_rc_start()  local
246 	INIT_DELAYED_WORK(&ir->work, au0828_rc_work);  in au0828_rc_start()
249 	au8522_rc_set(ir, 0xe0, 1 << 4);  in au0828_rc_start()
251 	schedule_delayed_work(&ir->work, msecs_to_jiffies(ir->polling));  in au0828_rc_start()
258 	struct au0828_rc *ir = rc->priv;  in au0828_rc_stop()  local
260 	cancel_delayed_work_sync(&ir->work);  in au0828_rc_stop()
263 	if (!test_bit(DEV_DISCONNECTED, &ir->dev->dev_state)) {  in au0828_rc_stop()
265 		au8522_rc_clear(ir, 0xe0, 1 << 4);  in au0828_rc_stop()
288 	struct au0828_rc *ir;  in au0828_rc_register()  local
300 	ir = kzalloc(sizeof(*ir), GFP_KERNEL);  in au0828_rc_register()
302 	if (!ir || !rc)  in au0828_rc_register()
306 	ir->dev = dev;  in au0828_rc_register()
307 	dev->ir = ir;  in au0828_rc_register()
308 	ir->rc = rc;  in au0828_rc_register()
310 	rc->priv = ir;  in au0828_rc_register()
318 			ir->get_key_i2c = au0828_get_key_au8522;  in au0828_rc_register()
325 		ir->i2c_dev_addr = i2c_rc_dev_addr;  in au0828_rc_register()
329 	ir->polling = 100; /* ms */  in au0828_rc_register()
332 	snprintf(ir->name, sizeof(ir->name), "au0828 IR (%s)",  in au0828_rc_register()
335 	usb_make_path(dev->usbdev, ir->phys, sizeof(ir->phys));  in au0828_rc_register()
336 	strlcat(ir->phys, "/input0", sizeof(ir->phys));  in au0828_rc_register()
338 	rc->input_name = ir->name;  in au0828_rc_register()
339 	rc->input_phys = ir->phys;  in au0828_rc_register()
354 	pr_info("Remote controller %s initalized\n", ir->name);  in au0828_rc_register()
359 	dev->ir = NULL;  in au0828_rc_register()
361 	kfree(ir);  in au0828_rc_register()
367 	struct au0828_rc *ir = dev->ir;  in au0828_rc_unregister()  local
370 	if (!ir)  in au0828_rc_unregister()
373 	rc_unregister_device(ir->rc);  in au0828_rc_unregister()
376 	kfree(ir);  in au0828_rc_unregister()
377 	dev->ir = NULL;  in au0828_rc_unregister()
382 	struct au0828_rc *ir = dev->ir;  in au0828_rc_suspend()  local
384 	if (!ir)  in au0828_rc_suspend()
389 	cancel_delayed_work_sync(&ir->work);  in au0828_rc_suspend()
392 	au8522_rc_clear(ir, 0xe0, 1 << 4);  in au0828_rc_suspend()
399 	struct au0828_rc *ir = dev->ir;  in au0828_rc_resume()  local
401 	if (!ir)  in au0828_rc_resume()
407 	au8522_rc_set(ir, 0xe0, 1 << 4);  in au0828_rc_resume()
409 	schedule_delayed_work(&ir->work, msecs_to_jiffies(ir->polling));  in au0828_rc_resume()