Lines Matching defs:adi
92 struct adi {
113 struct adi adi[2];
124 struct adi *adi = port->adi;
131 adi[i].ret = -1;
147 if ((w & 0x30) < 0x30 && adi[i].ret < ADI_MAX_LENGTH && t[i] > 0) {
148 adi[i].data[++adi[i].ret] = w;
168 struct adi *adi = port->adi;
170 adi[0].idx = adi[1].idx = 0;
172 if (adi[0].ret <= 0 || adi[1].ret <= 0) return;
173 if (adi[0].data[0] & 0x20 || ~adi[1].data[0] & 0x20) return;
175 for (i = 1; i <= adi[1].ret; i++)
176 adi[0].data[((length - 1) >> 1) + i + 1] = adi[1].data[i];
178 adi[0].ret += adi[1].ret;
179 adi[1].ret = -1;
186 static inline int adi_get_bits(struct adi *adi, int count)
190 if ((adi->idx += count) > adi->ret) return 0;
192 bits |= ((adi->data[adi->idx - i] >> 5) & 1) << i;
200 static int adi_decode(struct adi *adi)
202 struct input_dev *dev = adi->dev;
203 char *abs = adi->abs;
204 short *key = adi->key;
207 if (adi->ret < adi->length || adi->id != (adi_get_bits(adi, 4) | (adi_get_bits(adi, 4) << 4)))
210 for (i = 0; i < adi->axes10; i++)
211 input_report_abs(dev, *abs++, adi_get_bits(adi, 10));
213 for (i = 0; i < adi->axes8; i++)
214 input_report_abs(dev, *abs++, adi_get_bits(adi, 8));
216 for (i = 0; i < adi->buttons && i < 63; i++) {
217 if (i == adi->pad) {
218 t = adi_get_bits(adi, 4);
222 input_report_key(dev, *key++, adi_get_bits(adi, 1));
225 for (i = 0; i < adi->hats; i++) {
226 if ((t = adi_get_bits(adi, 4)) > 8) t = 0;
231 for (i = 63; i < adi->buttons; i++)
232 input_report_key(dev, *key++, adi_get_bits(adi, 1));
249 adi_move_bits(port, port->adi[0].length);
252 if (port->adi[i].length)
253 result |= adi_decode(port->adi + i);
314 static void adi_id_decode(struct adi *adi, struct adi_port *port)
318 if (adi->ret < ADI_MIN_ID_LENGTH) /* Minimum ID packet length */
321 if (adi->ret < (t = adi_get_bits(adi, 10))) {
322 printk(KERN_WARNING "adi: Short ID packet: reported: %d != read: %d\n", t, adi->ret);
326 adi->id = adi_get_bits(adi, 4) | (adi_get_bits(adi, 4) << 4);
328 if ((t = adi_get_bits(adi, 4)) & ADI_FLAG_HAT) adi->hats++;
330 adi->length = adi_get_bits(adi, 10);
332 if (adi->length >= ADI_MAX_LENGTH || adi->length < ADI_MIN_LENGTH) {
333 printk(KERN_WARNING "adi: Bad data packet length (%d).\n", adi->length);
334 adi->length = 0;
338 adi->axes8 = adi_get_bits(adi, 4);
339 adi->buttons = adi_get_bits(adi, 6);
341 if (adi_get_bits(adi, 6) != 8 && adi->hats) {
342 printk(KERN_WARNING "adi: Other than 8-dir POVs not supported yet.\n");
343 adi->length = 0;
347 adi->buttons += adi_get_bits(adi, 6);
348 adi->hats += adi_get_bits(adi, 4);
350 i = adi_get_bits(adi, 4);
353 adi->axes10 = adi->axes8 - i;
354 adi->axes8 = i;
357 t = adi_get_bits(adi, 4);
360 adi->cname[i] = adi_get_bits(adi, 8);
361 adi->cname[i] = 0;
363 t = 8 + adi->buttons + adi->axes10 * 10 + adi->axes8 * 8 + adi->hats * 4;
364 if (adi->length != t && adi->length != t + (t & 1)) {
365 printk(KERN_WARNING "adi: Expected length %d != data length %d\n", t, adi->length);
366 adi->length = 0;
370 switch (adi->id) {
372 adi->pad = 4;
373 adi->buttons -= 4;
376 adi->pad = 0;
377 adi->buttons -= 4;
380 adi->pad = -1;
385 static int adi_init_input(struct adi *adi, struct adi_port *port, int half)
391 adi->dev = input_dev = input_allocate_device();
395 t = adi->id < ADI_ID_MAX ? adi->id : ADI_ID_MAX;
397 snprintf(buf, ADI_MAX_PHYS_LENGTH, adi_names[t], adi->id);
398 snprintf(adi->name, ADI_MAX_NAME_LENGTH, "Logitech %s [%s]", buf, adi->cname);
399 snprintf(adi->phys, ADI_MAX_PHYS_LENGTH, "%s/input%d", port->gameport->phys, half);
401 adi->abs = adi_abs[t];
402 adi->key = adi_key[t];
404 input_dev->name = adi->name;
405 input_dev->phys = adi->phys;
408 input_dev->id.product = adi->id;
419 for (i = 0; i < adi->axes10 + adi->axes8 + (adi->hats + (adi->pad != -1)) * 2; i++)
420 set_bit(adi->abs[i], input_dev->absbit);
422 for (i = 0; i < adi->buttons; i++)
423 set_bit(adi->key[i], input_dev->keybit);
428 static void adi_init_center(struct adi *adi)
432 if (!adi->length)
435 for (i = 0; i < adi->axes10 + adi->axes8 + (adi->hats + (adi->pad != -1)) * 2; i++) {
437 t = adi->abs[i];
438 x = input_abs_get_val(adi->dev, t);
440 if (t == ABS_THROTTLE || t == ABS_RUDDER || adi->id == ADI_ID_WGPE)
441 x = i < adi->axes10 ? 512 : 128;
443 if (i < adi->axes10)
444 input_set_abs_params(adi->dev, t, 64, x * 2 - 64, 2, 16);
445 else if (i < adi->axes10 + adi->axes8)
446 input_set_abs_params(adi->dev, t, 48, x * 2 - 48, 1, 16);
448 input_set_abs_params(adi->dev, t, -1, 1, 0, 0);
477 if (port->adi[0].ret >= ADI_MIN_LEN_LENGTH)
478 adi_move_bits(port, adi_get_bits(port->adi, 10));
481 adi_id_decode(port->adi + i, port);
483 if (!port->adi[i].length)
486 err = adi_init_input(port->adi + i, port, i);
491 if (!port->adi[0].length && !port->adi[1].length) {
506 if (port->adi[i].length > 0) {
507 adi_init_center(port->adi + i);
508 err = input_register_device(port->adi[i].dev);
516 if (port->adi[i].length > 0) {
517 input_unregister_device(port->adi[i].dev);
518 port->adi[i].dev = NULL;
522 input_free_device(port->adi[i].dev);
535 if (port->adi[i].length > 0)
536 input_unregister_device(port->adi[i].dev);
544 .name = "adi",