Lines Matching defs:adi
89 struct adi {
110 struct adi adi[2];
121 struct adi *adi = port->adi;
128 adi[i].ret = -1;
144 if ((w & 0x30) < 0x30 && adi[i].ret < ADI_MAX_LENGTH && t[i] > 0) {
145 adi[i].data[++adi[i].ret] = w;
165 struct adi *adi = port->adi;
167 adi[0].idx = adi[1].idx = 0;
169 if (adi[0].ret <= 0 || adi[1].ret <= 0) return;
170 if (adi[0].data[0] & 0x20 || ~adi[1].data[0] & 0x20) return;
172 for (i = 1; i <= adi[1].ret; i++)
173 adi[0].data[((length - 1) >> 1) + i + 1] = adi[1].data[i];
175 adi[0].ret += adi[1].ret;
176 adi[1].ret = -1;
183 static inline int adi_get_bits(struct adi *adi, int count)
187 if ((adi->idx += count) > adi->ret) return 0;
189 bits |= ((adi->data[adi->idx - i] >> 5) & 1) << i;
197 static int adi_decode(struct adi *adi)
199 struct input_dev *dev = adi->dev;
200 char *abs = adi->abs;
201 short *key = adi->key;
204 if (adi->ret < adi->length || adi->id != (adi_get_bits(adi, 4) | (adi_get_bits(adi, 4) << 4)))
207 for (i = 0; i < adi->axes10; i++)
208 input_report_abs(dev, *abs++, adi_get_bits(adi, 10));
210 for (i = 0; i < adi->axes8; i++)
211 input_report_abs(dev, *abs++, adi_get_bits(adi, 8));
213 for (i = 0; i < adi->buttons && i < 63; i++) {
214 if (i == adi->pad) {
215 t = adi_get_bits(adi, 4);
219 input_report_key(dev, *key++, adi_get_bits(adi, 1));
222 for (i = 0; i < adi->hats; i++) {
223 if ((t = adi_get_bits(adi, 4)) > 8) t = 0;
228 for (i = 63; i < adi->buttons; i++)
229 input_report_key(dev, *key++, adi_get_bits(adi, 1));
246 adi_move_bits(port, port->adi[0].length);
249 if (port->adi[i].length)
250 result |= adi_decode(port->adi + i);
311 static void adi_id_decode(struct adi *adi, struct adi_port *port)
315 if (adi->ret < ADI_MIN_ID_LENGTH) /* Minimum ID packet length */
318 if (adi->ret < (t = adi_get_bits(adi, 10))) {
319 printk(KERN_WARNING "adi: Short ID packet: reported: %d != read: %d\n", t, adi->ret);
323 adi->id = adi_get_bits(adi, 4) | (adi_get_bits(adi, 4) << 4);
325 if ((t = adi_get_bits(adi, 4)) & ADI_FLAG_HAT) adi->hats++;
327 adi->length = adi_get_bits(adi, 10);
329 if (adi->length >= ADI_MAX_LENGTH || adi->length < ADI_MIN_LENGTH) {
330 printk(KERN_WARNING "adi: Bad data packet length (%d).\n", adi->length);
331 adi->length = 0;
335 adi->axes8 = adi_get_bits(adi, 4);
336 adi->buttons = adi_get_bits(adi, 6);
338 if (adi_get_bits(adi, 6) != 8 && adi->hats) {
339 printk(KERN_WARNING "adi: Other than 8-dir POVs not supported yet.\n");
340 adi->length = 0;
344 adi->buttons += adi_get_bits(adi, 6);
345 adi->hats += adi_get_bits(adi, 4);
347 i = adi_get_bits(adi, 4);
350 adi->axes10 = adi->axes8 - i;
351 adi->axes8 = i;
354 t = adi_get_bits(adi, 4);
357 adi->cname[i] = adi_get_bits(adi, 8);
358 adi->cname[i] = 0;
360 t = 8 + adi->buttons + adi->axes10 * 10 + adi->axes8 * 8 + adi->hats * 4;
361 if (adi->length != t && adi->length != t + (t & 1)) {
362 printk(KERN_WARNING "adi: Expected length %d != data length %d\n", t, adi->length);
363 adi->length = 0;
367 switch (adi->id) {
369 adi->pad = 4;
370 adi->buttons -= 4;
373 adi->pad = 0;
374 adi->buttons -= 4;
377 adi->pad = -1;
382 static int adi_init_input(struct adi *adi, struct adi_port *port, int half)
388 adi->dev = input_dev = input_allocate_device();
392 t = adi->id < ADI_ID_MAX ? adi->id : ADI_ID_MAX;
394 snprintf(buf, ADI_MAX_PHYS_LENGTH, adi_names[t], adi->id);
395 snprintf(adi->name, ADI_MAX_NAME_LENGTH, "Logitech %s [%s]", buf, adi->cname);
396 snprintf(adi->phys, ADI_MAX_PHYS_LENGTH, "%s/input%d", port->gameport->phys, half);
398 adi->abs = adi_abs[t];
399 adi->key = adi_key[t];
401 input_dev->name = adi->name;
402 input_dev->phys = adi->phys;
405 input_dev->id.product = adi->id;
416 for (i = 0; i < adi->axes10 + adi->axes8 + (adi->hats + (adi->pad != -1)) * 2; i++)
417 set_bit(adi->abs[i], input_dev->absbit);
419 for (i = 0; i < adi->buttons; i++)
420 set_bit(adi->key[i], input_dev->keybit);
425 static void adi_init_center(struct adi *adi)
429 if (!adi->length)
432 for (i = 0; i < adi->axes10 + adi->axes8 + (adi->hats + (adi->pad != -1)) * 2; i++) {
434 t = adi->abs[i];
435 x = input_abs_get_val(adi->dev, t);
437 if (t == ABS_THROTTLE || t == ABS_RUDDER || adi->id == ADI_ID_WGPE)
438 x = i < adi->axes10 ? 512 : 128;
440 if (i < adi->axes10)
441 input_set_abs_params(adi->dev, t, 64, x * 2 - 64, 2, 16);
442 else if (i < adi->axes10 + adi->axes8)
443 input_set_abs_params(adi->dev, t, 48, x * 2 - 48, 1, 16);
445 input_set_abs_params(adi->dev, t, -1, 1, 0, 0);
474 if (port->adi[0].ret >= ADI_MIN_LEN_LENGTH)
475 adi_move_bits(port, adi_get_bits(port->adi, 10));
478 adi_id_decode(port->adi + i, port);
480 if (!port->adi[i].length)
483 err = adi_init_input(port->adi + i, port, i);
488 if (!port->adi[0].length && !port->adi[1].length) {
503 if (port->adi[i].length > 0) {
504 adi_init_center(port->adi + i);
505 err = input_register_device(port->adi[i].dev);
513 if (port->adi[i].length > 0) {
514 input_unregister_device(port->adi[i].dev);
515 port->adi[i].dev = NULL;
519 input_free_device(port->adi[i].dev);
532 if (port->adi[i].length > 0)
533 input_unregister_device(port->adi[i].dev);
541 .name = "adi",