2  * Generic linux-input device driver for keyboard devices
30  * HP-HIL Technical Reference Manual.  Hewlett Packard Product No. 45918A
47 MODULE_LICENSE("Dual BSD/GPL");
108 	idx = dev->idx4 / 4;  in hil_dev_handle_command_response()
109 	p = dev->data[idx - 1];  in hil_dev_handle_command_response()
113 		buf = dev->idd;  in hil_dev_handle_command_response()
117 		buf = dev->rsc;  in hil_dev_handle_command_response()
121 		buf = dev->exd;  in hil_dev_handle_command_response()
125 		dev->rnm[HIL_PACKET_MAX_LENGTH] = 0;  in hil_dev_handle_command_response()
126 		buf = dev->rnm;  in hil_dev_handle_command_response()
139 		buf[i] = dev->data[i] & HIL_PKT_DATA_MASK;  in hil_dev_handle_command_response()
143 	complete(&dev->cmd_done);  in hil_dev_handle_command_response()
148 	struct input_dev *dev = kbd->dev;  in hil_dev_handle_kbd_events()
149 	int idx = kbd->idx4 / 4;  in hil_dev_handle_kbd_events()
152 	switch (kbd->data[0] & HIL_POL_CHARTYPE_MASK) {  in hil_dev_handle_kbd_events()
157 		for (i = 1; i < idx - 1; i++)  in hil_dev_handle_kbd_events()
158 			input_report_key(dev, kbd->data[i] & 0x7f, 1);  in hil_dev_handle_kbd_events()
164 		for (i = 1; i < idx - 1; i++)  in hil_dev_handle_kbd_events()
165 			input_report_key(dev, kbd->data[i], 1);  in hil_dev_handle_kbd_events()
169 		for (i = 1; i < idx - 1; i++) {  in hil_dev_handle_kbd_events()
170 			unsigned int key = kbd->data[i];  in hil_dev_handle_kbd_events()
180 		for (i = 1; i < idx - 1; i++) {  in hil_dev_handle_kbd_events()
181 			unsigned int key = kbd->data[i];  in hil_dev_handle_kbd_events()
191 		for (i = 1; i < idx - 1; i++) {  in hil_dev_handle_kbd_events()
192 			unsigned int key = kbd->data[i];  in hil_dev_handle_kbd_events()
207 	struct input_dev *dev = ptr->dev;  in hil_dev_handle_ptr_events()
208 	int idx = ptr->idx4 / 4;  in hil_dev_handle_ptr_events()
209 	hil_packet p = ptr->data[idx - 1];  in hil_dev_handle_ptr_events()
213 	if ((p & HIL_CMDCT_POL) != idx - 1) {  in hil_dev_handle_ptr_events()
222 	ax16 = ptr->idd[1] & HIL_IDD_HEADER_16BIT; /* 8 or 16bit resolution */  in hil_dev_handle_ptr_events()
223 	absdev = ptr->idd[1] & HIL_IDD_HEADER_ABS;  in hil_dev_handle_ptr_events()
228 		lo = ptr->data[cnt++] & HIL_PKT_DATA_MASK;  in hil_dev_handle_ptr_events()
229 		hi = ax16 ? (ptr->data[cnt++] & HIL_PKT_DATA_MASK) : 0;  in hil_dev_handle_ptr_events()
240 				val = input_abs_get_max(dev, ABS_X + i) - val;  in hil_dev_handle_ptr_events()
245 				val *= -1;  in hil_dev_handle_ptr_events()
250 	while (cnt < idx - 1) {  in hil_dev_handle_ptr_events()
251 		unsigned int btn = ptr->data[cnt++];  in hil_dev_handle_ptr_events()
259 		btn = (btn - 0x80) >> 1;  in hil_dev_handle_ptr_events()
260 		btn = ptr->btnmap[btn];  in hil_dev_handle_ptr_events()
270 	dev->idx4 = 0;  in hil_dev_process_err()
271 	complete(&dev->cmd_done); /* just in case somebody is waiting */  in hil_dev_process_err()
284 	if (dev->idx4 >= HIL_PACKET_MAX_LENGTH * sizeof(hil_packet)) {  in hil_dev_interrupt()
289 	idx = dev->idx4 / 4;  in hil_dev_interrupt()
290 	if (!(dev->idx4 % 4))  in hil_dev_interrupt()
291 		dev->data[idx] = 0;  in hil_dev_interrupt()
292 	packet = dev->data[idx];  in hil_dev_interrupt()
293 	packet |= ((hil_packet)data) << ((3 - (dev->idx4 % 4)) * 8);  in hil_dev_interrupt()
294 	dev->data[idx] = packet;  in hil_dev_interrupt()
296 	/* Records of N 4-byte hil_packets must terminate with a command. */  in hil_dev_interrupt()
297 	if ((++dev->idx4 % 4) == 0) {  in hil_dev_interrupt()
303 			else if (dev->is_pointer)  in hil_dev_interrupt()
307 			dev->idx4 = 0;  in hil_dev_interrupt()
321 	input_unregister_device(dev->dev);  in hil_dev_disconnect()
328 	struct input_dev *input_dev = kbd->dev;  in hil_dev_keyboard_setup()
329 	uint8_t did = kbd->idd[0];  in hil_dev_keyboard_setup()
332 	input_dev->evbit[0]	= BIT_MASK(EV_KEY) | BIT_MASK(EV_REP);  in hil_dev_keyboard_setup()
333 	input_dev->ledbit[0]	= BIT_MASK(LED_NUML) | BIT_MASK(LED_CAPSL) |  in hil_dev_keyboard_setup()
337 		__set_bit(hil_kbd_set1[i], input_dev->keybit);  in hil_dev_keyboard_setup()
338 		__set_bit(hil_kbd_set3[i], input_dev->keybit);  in hil_dev_keyboard_setup()
340 	__clear_bit(KEY_RESERVED, input_dev->keybit);  in hil_dev_keyboard_setup()
342 	input_dev->keycodemax	= HIL_KEYCODES_SET1_TBLSIZE;  in hil_dev_keyboard_setup()
343 	input_dev->keycodesize	= sizeof(hil_kbd_set1[0]);  in hil_dev_keyboard_setup()
344 	input_dev->keycode	= hil_kbd_set1;  in hil_dev_keyboard_setup()
346 	input_dev->name	= strlen(kbd->rnm) ? kbd->rnm : "HIL keyboard";  in hil_dev_keyboard_setup()
347 	input_dev->phys	= "hpkbd/input0";  in hil_dev_keyboard_setup()
355 	struct input_dev *input_dev = ptr->dev;  in hil_dev_pointer_setup()
356 	uint8_t did = ptr->idd[0];  in hil_dev_pointer_setup()
357 	uint8_t *idd = ptr->idd + 1;  in hil_dev_pointer_setup()
362 	ptr->naxes = HIL_IDD_NUM_AXES_PER_SET(*idd);  in hil_dev_pointer_setup()
366 		input_dev->evbit[0] = BIT_MASK(EV_REL);  in hil_dev_pointer_setup()
368 		for (i = 0; i < ptr->naxes; i++)  in hil_dev_pointer_setup()
369 			__set_bit(REL_X + i, input_dev->relbit);  in hil_dev_pointer_setup()
371 		for (i = 3; naxsets > 1 && i < ptr->naxes + 3; i++)  in hil_dev_pointer_setup()
372 			__set_bit(REL_X + i, input_dev->relbit);  in hil_dev_pointer_setup()
378 		input_dev->evbit[0] = BIT_MASK(EV_ABS);  in hil_dev_pointer_setup()
380 		for (i = 0; i < ptr->naxes; i++)  in hil_dev_pointer_setup()
384 		for (i = 3; naxsets > 1 && i < ptr->naxes + 3; i++)  in hil_dev_pointer_setup()
386 					0, HIL_IDD_AXIS_MAX(idd, i - 3), 0, 0);  in hil_dev_pointer_setup()
394 				input_abs_get_max(input_dev, ABS_X + i) - diff);  in hil_dev_pointer_setup()
405 	ptr->nbtn = HIL_IDD_NUM_BUTTONS(idd);  in hil_dev_pointer_setup()
406 	if (ptr->nbtn)  in hil_dev_pointer_setup()
407 		input_dev->evbit[0] |= BIT_MASK(EV_KEY);  in hil_dev_pointer_setup()
422 	for (i = 0; i < ptr->nbtn; i++) {  in hil_dev_pointer_setup()
423 		__set_bit(btntype | i, input_dev->keybit);  in hil_dev_pointer_setup()
424 		ptr->btnmap[i] = btntype | i;  in hil_dev_pointer_setup()
429 		ptr->btnmap[1] = BTN_MIDDLE;  in hil_dev_pointer_setup()
430 		ptr->btnmap[2] = BTN_RIGHT;  in hil_dev_pointer_setup()
433 	input_dev->name = strlen(ptr->rnm) ? ptr->rnm : "HIL pointer device";  in hil_dev_pointer_setup()
436 		"HIL pointer device found (did: 0x%02x, axis: %s)\n",  in hil_dev_pointer_setup()
440 		ptr->nbtn, naxsets, ptr->naxes);  in hil_dev_pointer_setup()
453 		error = -ENOMEM;  in hil_dev_connect()
457 	dev->serio = serio;  in hil_dev_connect()
458 	dev->dev = input_dev;  in hil_dev_connect()
467 	init_completion(&dev->cmd_done);  in hil_dev_connect()
472 	error = wait_for_completion_killable(&dev->cmd_done);  in hil_dev_connect()
476 	reinit_completion(&dev->cmd_done);  in hil_dev_connect()
481 	error = wait_for_completion_killable(&dev->cmd_done);  in hil_dev_connect()
485 	reinit_completion(&dev->cmd_done);  in hil_dev_connect()
490 	error = wait_for_completion_killable(&dev->cmd_done);  in hil_dev_connect()
494 	reinit_completion(&dev->cmd_done);  in hil_dev_connect()
499 	error = wait_for_completion_killable(&dev->cmd_done);  in hil_dev_connect()
503 	did = dev->idd[0];  in hil_dev_connect()
504 	idd = dev->idd + 1;  in hil_dev_connect()
515 			error = -EINVAL;  in hil_dev_connect()
519 		dev->is_pointer = false;  in hil_dev_connect()
525 		dev->is_pointer = true;  in hil_dev_connect()
533 	input_dev->id.bustype	= BUS_HIL;  in hil_dev_connect()
534 	input_dev->id.vendor	= PCI_VENDOR_ID_HP;  in hil_dev_connect()
535 	input_dev->id.product	= 0x0001; /* TODO: get from kbd->rsc */  in hil_dev_connect()
536 	input_dev->id.version	= 0x0100; /* TODO: get from kbd->rsc */  in hil_dev_connect()
537 	input_dev->dev.parent	= &serio->dev;  in hil_dev_connect()
539 	if (!dev->is_pointer) {  in hil_dev_connect()