115 struct appleir {  struct
159 static void key_up(struct hid_device *hid, struct appleir *appleir, int key)  in key_up()  argument
161 	input_report_key(appleir->input_dev, key, 0);  in key_up()
162 	input_sync(appleir->input_dev);  in key_up()
165 static void key_down(struct hid_device *hid, struct appleir *appleir, int key)  in key_down()  argument
167 	input_report_key(appleir->input_dev, key, 1);  in key_down()
168 	input_sync(appleir->input_dev);  in key_down()
171 static void battery_flat(struct appleir *appleir)  in battery_flat()  argument
173 	dev_err(&appleir->input_dev->dev, "possible flat battery?\n");  in battery_flat()
178 	struct appleir *appleir = (struct appleir *)data;  in key_up_tick()  local
179 	struct hid_device *hid = appleir->hid;  in key_up_tick()
182 	spin_lock_irqsave(&appleir->lock, flags);  in key_up_tick()
183 	if (appleir->current_key) {  in key_up_tick()
184 		key_up(hid, appleir, appleir->current_key);  in key_up_tick()
185 		appleir->current_key = 0;  in key_up_tick()
187 	spin_unlock_irqrestore(&appleir->lock, flags);  in key_up_tick()
193 	struct appleir *appleir = hid_get_drvdata(hid);  in appleir_raw_event()  local
205 		spin_lock_irqsave(&appleir->lock, flags);  in appleir_raw_event()
210 		if (appleir->current_key)  in appleir_raw_event()
211 			key_up(hid, appleir, appleir->current_key);  in appleir_raw_event()
214 		if (appleir->prev_key_idx > 0)  in appleir_raw_event()
215 			index = appleir->prev_key_idx;  in appleir_raw_event()
220 			appleir->current_key = appleir->keymap[index];  in appleir_raw_event()
222 			key_down(hid, appleir, appleir->current_key);  in appleir_raw_event()
228 			mod_timer(&appleir->key_up_timer, jiffies + HZ / 8);  in appleir_raw_event()
229 			appleir->prev_key_idx = 0;  in appleir_raw_event()
232 			appleir->prev_key_idx = -index;  in appleir_raw_event()
233 		spin_unlock_irqrestore(&appleir->lock, flags);  in appleir_raw_event()
237 	appleir->prev_key_idx = 0;  in appleir_raw_event()
240 		key_down(hid, appleir, appleir->current_key);  in appleir_raw_event()
245 		mod_timer(&appleir->key_up_timer, jiffies + HZ / 8);  in appleir_raw_event()
250 		battery_flat(appleir);  in appleir_raw_event()
263 	struct appleir *appleir = hid_get_drvdata(hid);  in appleir_input_configured()  local
266 	appleir->input_dev = input_dev;  in appleir_input_configured()
268 	input_dev->keycode = appleir->keymap;  in appleir_input_configured()
270 	input_dev->keycodemax = ARRAY_SIZE(appleir->keymap);  in appleir_input_configured()
274 	memcpy(appleir->keymap, appleir_key_table, sizeof(appleir->keymap));  in appleir_input_configured()
276 		set_bit(appleir->keymap[i], input_dev->keybit);  in appleir_input_configured()
290 	struct appleir *appleir;  in appleir_probe()  local
292 	appleir = kzalloc(sizeof(struct appleir), GFP_KERNEL);  in appleir_probe()
293 	if (!appleir) {  in appleir_probe()
298 	appleir->hid = hid;  in appleir_probe()
303 	spin_lock_init(&appleir->lock);  in appleir_probe()
304 	setup_timer(&appleir->key_up_timer,  in appleir_probe()
305 		    key_up_tick, (unsigned long) appleir);  in appleir_probe()
307 	hid_set_drvdata(hid, appleir);  in appleir_probe()
323 	kfree(appleir);  in appleir_probe()
330 	struct appleir *appleir = hid_get_drvdata(hid);  in appleir_remove()  local
332 	del_timer_sync(&appleir->key_up_timer);  in appleir_remove()
333 	kfree(appleir);  in appleir_remove()