1 /*
2 * Copyright 2021 Red Hat Inc.
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice shall be included in
12 * all copies or substantial portions of the Software.
13 *
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20 * OTHER DEALINGS IN THE SOFTWARE.
21 */
22 #include <nvif/outp.h>
23 #include <nvif/disp.h>
24 #include <nvif/printf.h>
25
26 #include <nvif/class.h>
27
28 int
nvif_outp_dp_mst_vcpi(struct nvif_outp * outp,int head,u8 start_slot,u8 num_slots,u16 pbn,u16 aligned_pbn)29 nvif_outp_dp_mst_vcpi(struct nvif_outp *outp, int head,
30 u8 start_slot, u8 num_slots, u16 pbn, u16 aligned_pbn)
31 {
32 struct nvif_outp_dp_mst_vcpi_v0 args;
33 int ret;
34
35 args.version = 0;
36 args.head = head;
37 args.start_slot = start_slot;
38 args.num_slots = num_slots;
39 args.pbn = pbn;
40 args.aligned_pbn = aligned_pbn;
41
42 ret = nvif_object_mthd(&outp->object, NVIF_OUTP_V0_DP_MST_VCPI, &args, sizeof(args));
43 NVIF_ERRON(ret, &outp->object,
44 "[DP_MST_VCPI head:%d start_slot:%02x num_slots:%02x pbn:%04x aligned_pbn:%04x]",
45 args.head, args.start_slot, args.num_slots, args.pbn, args.aligned_pbn);
46 return ret;
47 }
48
49 int
nvif_outp_dp_mst_id_put(struct nvif_outp * outp,u32 id)50 nvif_outp_dp_mst_id_put(struct nvif_outp *outp, u32 id)
51 {
52 struct nvif_outp_dp_mst_id_get_v0 args;
53 int ret;
54
55 args.version = 0;
56 args.id = id;
57 ret = nvif_object_mthd(&outp->object, NVIF_OUTP_V0_DP_MST_ID_PUT, &args, sizeof(args));
58 NVIF_ERRON(ret, &outp->object, "[DP_MST_ID_PUT id:%08x]", args.id);
59 return ret;
60 }
61
62 int
nvif_outp_dp_mst_id_get(struct nvif_outp * outp,u32 * id)63 nvif_outp_dp_mst_id_get(struct nvif_outp *outp, u32 *id)
64 {
65 struct nvif_outp_dp_mst_id_get_v0 args;
66 int ret;
67
68 args.version = 0;
69 ret = nvif_object_mthd(&outp->object, NVIF_OUTP_V0_DP_MST_ID_GET, &args, sizeof(args));
70 NVIF_ERRON(ret, &outp->object, "[DP_MST_ID_GET] id:%08x", args.id);
71 if (ret)
72 return ret;
73
74 *id = args.id;
75 return 0;
76 }
77
78 int
nvif_outp_dp_sst(struct nvif_outp * outp,int head,u32 watermark,u32 hblanksym,u32 vblanksym)79 nvif_outp_dp_sst(struct nvif_outp *outp, int head, u32 watermark, u32 hblanksym, u32 vblanksym)
80 {
81 struct nvif_outp_dp_sst_v0 args;
82 int ret;
83
84 args.version = 0;
85 args.head = head;
86 args.watermark = watermark;
87 args.hblanksym = hblanksym;
88 args.vblanksym = vblanksym;
89 ret = nvif_object_mthd(&outp->object, NVIF_OUTP_V0_DP_SST, &args, sizeof(args));
90 NVIF_ERRON(ret, &outp->object,
91 "[DP_SST head:%d watermark:%d hblanksym:%d vblanksym:%d]",
92 args.head, args.watermark, args.hblanksym, args.vblanksym);
93 return ret;
94 }
95
96 int
nvif_outp_dp_drive(struct nvif_outp * outp,u8 link_nr,u8 pe[4],u8 vs[4])97 nvif_outp_dp_drive(struct nvif_outp *outp, u8 link_nr, u8 pe[4], u8 vs[4])
98 {
99 struct nvif_outp_dp_drive_v0 args;
100 int ret;
101
102 args.version = 0;
103 args.lanes = link_nr;
104 memcpy(args.pe, pe, sizeof(args.pe));
105 memcpy(args.vs, vs, sizeof(args.vs));
106
107 ret = nvif_object_mthd(&outp->object, NVIF_OUTP_V0_DP_DRIVE, &args, sizeof(args));
108 NVIF_ERRON(ret, &outp->object, "[DP_DRIVE lanes:%d]", args.lanes);
109 return ret;
110 }
111
112 int
nvif_outp_dp_train(struct nvif_outp * outp,u8 dpcd[DP_RECEIVER_CAP_SIZE],u8 lttprs,u8 link_nr,u32 link_bw,bool mst,bool post_lt_adj,bool retrain)113 nvif_outp_dp_train(struct nvif_outp *outp, u8 dpcd[DP_RECEIVER_CAP_SIZE], u8 lttprs,
114 u8 link_nr, u32 link_bw, bool mst, bool post_lt_adj, bool retrain)
115 {
116 struct nvif_outp_dp_train_v0 args;
117 int ret;
118
119 args.version = 0;
120 args.retrain = retrain;
121 args.mst = mst;
122 args.lttprs = lttprs;
123 args.post_lt_adj = post_lt_adj;
124 args.link_nr = link_nr;
125 args.link_bw = link_bw;
126 memcpy(args.dpcd, dpcd, sizeof(args.dpcd));
127
128 ret = nvif_object_mthd(&outp->object, NVIF_OUTP_V0_DP_TRAIN, &args, sizeof(args));
129 NVIF_ERRON(ret, &outp->object,
130 "[DP_TRAIN retrain:%d mst:%d lttprs:%d post_lt_adj:%d nr:%d bw:%d]",
131 args.retrain, args.mst, args.lttprs, args.post_lt_adj, args.link_nr,
132 args.link_bw);
133 return ret;
134 }
135
136 int
nvif_outp_dp_rates(struct nvif_outp * outp,struct nvif_outp_dp_rate * rate,int rate_nr)137 nvif_outp_dp_rates(struct nvif_outp *outp, struct nvif_outp_dp_rate *rate, int rate_nr)
138 {
139 struct nvif_outp_dp_rates_v0 args;
140 int ret;
141
142 if (rate_nr > ARRAY_SIZE(args.rate))
143 return -EINVAL;
144
145 args.version = 0;
146 args.rates = rate_nr;
147 for (int i = 0; i < args.rates; i++, rate++) {
148 args.rate[i].dpcd = rate->dpcd;
149 args.rate[i].rate = rate->rate;
150 }
151
152 ret = nvif_object_mthd(&outp->object, NVIF_OUTP_V0_DP_RATES, &args, sizeof(args));
153 NVIF_ERRON(ret, &outp->object, "[DP_RATES rates:%d]", args.rates);
154 return ret;
155 }
156
157 int
nvif_outp_dp_aux_xfer(struct nvif_outp * outp,u8 type,u8 * psize,u32 addr,u8 * data)158 nvif_outp_dp_aux_xfer(struct nvif_outp *outp, u8 type, u8 *psize, u32 addr, u8 *data)
159 {
160 struct nvif_outp_dp_aux_xfer_v0 args;
161 u8 size = *psize;
162 int ret;
163
164 args.version = 0;
165 args.type = type;
166 args.size = size;
167 args.addr = addr;
168 memcpy(args.data, data, size);
169 ret = nvif_object_mthd(&outp->object, NVIF_OUTP_V0_DP_AUX_XFER, &args, sizeof(args));
170 NVIF_DEBUG(&outp->object, "[DP_AUX_XFER type:%d size:%d addr:%05x] %d size:%d (ret: %d)",
171 args.type, size, args.addr, ret, args.size, ret);
172 if (ret < 0)
173 return ret;
174
175 *psize = args.size;
176
177 memcpy(data, args.data, size);
178 return ret;
179 }
180
181 int
nvif_outp_dp_aux_pwr(struct nvif_outp * outp,bool enable)182 nvif_outp_dp_aux_pwr(struct nvif_outp *outp, bool enable)
183 {
184 struct nvif_outp_dp_aux_pwr_v0 args;
185 int ret;
186
187 args.version = 0;
188 args.state = enable;
189
190 ret = nvif_object_mthd(&outp->object, NVIF_OUTP_V0_DP_AUX_PWR, &args, sizeof(args));
191 NVIF_ERRON(ret, &outp->object, "[DP_AUX_PWR state:%d]", args.state);
192 return ret;
193 }
194
195 int
nvif_outp_hda_eld(struct nvif_outp * outp,int head,void * data,u32 size)196 nvif_outp_hda_eld(struct nvif_outp *outp, int head, void *data, u32 size)
197 {
198 DEFINE_RAW_FLEX(struct nvif_outp_hda_eld_v0, mthd, data, 128);
199 int ret;
200
201 if (WARN_ON(size > __member_size(mthd->data)))
202 return -EINVAL;
203
204 mthd->version = 0;
205 mthd->head = head;
206
207 memcpy(mthd->data, data, size);
208 ret = nvif_mthd(&outp->object, NVIF_OUTP_V0_HDA_ELD, mthd, sizeof(*mthd) + size);
209 NVIF_ERRON(ret, &outp->object, "[HDA_ELD head:%d size:%d]", head, size);
210 return ret;
211 }
212
213 int
nvif_outp_infoframe(struct nvif_outp * outp,u8 type,struct nvif_outp_infoframe_v0 * args,u32 size)214 nvif_outp_infoframe(struct nvif_outp *outp, u8 type, struct nvif_outp_infoframe_v0 *args, u32 size)
215 {
216 int ret;
217
218 args->type = type;
219
220 ret = nvif_mthd(&outp->object, NVIF_OUTP_V0_INFOFRAME, args, sizeof(*args) + size);
221 NVIF_ERRON(ret, &outp->object, "[INFOFRAME type:%d size:%d]", type, size);
222 return ret;
223 }
224
225 int
nvif_outp_hdmi(struct nvif_outp * outp,int head,bool enable,u8 max_ac_packet,u8 rekey,u32 khz,bool scdc,bool scdc_scrambling,bool scdc_low_rates)226 nvif_outp_hdmi(struct nvif_outp *outp, int head, bool enable, u8 max_ac_packet, u8 rekey,
227 u32 khz, bool scdc, bool scdc_scrambling, bool scdc_low_rates)
228 {
229 struct nvif_outp_hdmi_v0 args;
230 int ret;
231
232 args.version = 0;
233 args.head = head;
234 args.enable = enable;
235 args.max_ac_packet = max_ac_packet;
236 args.rekey = rekey;
237 args.khz = khz;
238 args.scdc = scdc;
239 args.scdc_scrambling = scdc_scrambling;
240 args.scdc_low_rates = scdc_low_rates;
241
242 ret = nvif_mthd(&outp->object, NVIF_OUTP_V0_HDMI, &args, sizeof(args));
243 NVIF_ERRON(ret, &outp->object,
244 "[HDMI head:%d enable:%d max_ac_packet:%d rekey:%d khz:%d scdc:%d "
245 "scdc_scrambling:%d scdc_low_rates:%d]",
246 args.head, args.enable, args.max_ac_packet, args.rekey, args.khz,
247 args.scdc, args.scdc_scrambling, args.scdc_low_rates);
248 return ret;
249 }
250
251 int
nvif_outp_lvds(struct nvif_outp * outp,bool dual,bool bpc8)252 nvif_outp_lvds(struct nvif_outp *outp, bool dual, bool bpc8)
253 {
254 struct nvif_outp_lvds_v0 args;
255 int ret;
256
257 args.version = 0;
258 args.dual = dual;
259 args.bpc8 = bpc8;
260
261 ret = nvif_mthd(&outp->object, NVIF_OUTP_V0_LVDS, &args, sizeof(args));
262 NVIF_ERRON(ret, &outp->object, "[LVDS dual:%d 8bpc:%d]", args.dual, args.bpc8);
263 return ret;
264 }
265
266 int
nvif_outp_bl_set(struct nvif_outp * outp,int level)267 nvif_outp_bl_set(struct nvif_outp *outp, int level)
268 {
269 struct nvif_outp_bl_set_v0 args;
270 int ret;
271
272 args.version = 0;
273 args.level = level;
274
275 ret = nvif_object_mthd(&outp->object, NVIF_OUTP_V0_BL_SET, &args, sizeof(args));
276 NVIF_ERRON(ret, &outp->object, "[BL_SET level:%d]", args.level);
277 return ret;
278 }
279
280 int
nvif_outp_bl_get(struct nvif_outp * outp)281 nvif_outp_bl_get(struct nvif_outp *outp)
282 {
283 struct nvif_outp_bl_get_v0 args;
284 int ret;
285
286 args.version = 0;
287
288 ret = nvif_object_mthd(&outp->object, NVIF_OUTP_V0_BL_GET, &args, sizeof(args));
289 NVIF_ERRON(ret, &outp->object, "[BL_GET level:%d]", args.level);
290 return ret ? ret : args.level;
291 }
292
293 void
nvif_outp_release(struct nvif_outp * outp)294 nvif_outp_release(struct nvif_outp *outp)
295 {
296 int ret = nvif_mthd(&outp->object, NVIF_OUTP_V0_RELEASE, NULL, 0);
297 NVIF_ERRON(ret, &outp->object, "[RELEASE]");
298 outp->or.id = -1;
299 }
300
301 static inline int
nvif_outp_acquire(struct nvif_outp * outp,u8 type,struct nvif_outp_acquire_v0 * args)302 nvif_outp_acquire(struct nvif_outp *outp, u8 type, struct nvif_outp_acquire_v0 *args)
303 {
304 int ret;
305
306 args->version = 0;
307 args->type = type;
308
309 ret = nvif_mthd(&outp->object, NVIF_OUTP_V0_ACQUIRE, args, sizeof(*args));
310 if (ret)
311 return ret;
312
313 outp->or.id = args->or;
314 outp->or.link = args->link;
315 return 0;
316 }
317
318 int
nvif_outp_acquire_pior(struct nvif_outp * outp)319 nvif_outp_acquire_pior(struct nvif_outp *outp)
320 {
321 struct nvif_outp_acquire_v0 args;
322 int ret;
323
324 ret = nvif_outp_acquire(outp, NVIF_OUTP_ACQUIRE_V0_PIOR, &args);
325 NVIF_ERRON(ret, &outp->object, "[ACQUIRE PIOR] or:%d", args.or);
326 return ret;
327 }
328
329 int
nvif_outp_acquire_sor(struct nvif_outp * outp,bool hda)330 nvif_outp_acquire_sor(struct nvif_outp *outp, bool hda)
331 {
332 struct nvif_outp_acquire_v0 args;
333 int ret;
334
335 args.sor.hda = hda;
336
337 ret = nvif_outp_acquire(outp, NVIF_OUTP_ACQUIRE_V0_SOR, &args);
338 NVIF_ERRON(ret, &outp->object, "[ACQUIRE SOR] or:%d link:%d", args.or, args.link);
339 return ret;
340 }
341
342 int
nvif_outp_acquire_dac(struct nvif_outp * outp)343 nvif_outp_acquire_dac(struct nvif_outp *outp)
344 {
345 struct nvif_outp_acquire_v0 args;
346 int ret;
347
348 ret = nvif_outp_acquire(outp, NVIF_OUTP_ACQUIRE_V0_DAC, &args);
349 NVIF_ERRON(ret, &outp->object, "[ACQUIRE DAC] or:%d", args.or);
350 return ret;
351 }
352
353 static int
nvif_outp_inherit(struct nvif_outp * outp,u8 proto,struct nvif_outp_inherit_v0 * args,u8 * proto_out)354 nvif_outp_inherit(struct nvif_outp *outp,
355 u8 proto,
356 struct nvif_outp_inherit_v0 *args,
357 u8 *proto_out)
358 {
359 int ret;
360
361 args->version = 0;
362 args->proto = proto;
363
364 ret = nvif_mthd(&outp->object, NVIF_OUTP_V0_INHERIT, args, sizeof(*args));
365 if (ret)
366 return ret;
367
368 outp->or.id = args->or;
369 outp->or.link = args->link;
370 *proto_out = args->proto;
371 return 0;
372 }
373
374 int
nvif_outp_inherit_lvds(struct nvif_outp * outp,u8 * proto_out)375 nvif_outp_inherit_lvds(struct nvif_outp *outp, u8 *proto_out)
376 {
377 struct nvif_outp_inherit_v0 args;
378 int ret;
379
380 ret = nvif_outp_inherit(outp, NVIF_OUTP_INHERIT_V0_LVDS, &args, proto_out);
381 NVIF_ERRON(ret && ret != -ENODEV, &outp->object, "[INHERIT proto:LVDS] ret:%d", ret);
382 return ret ?: args.head;
383 }
384
385 int
nvif_outp_inherit_tmds(struct nvif_outp * outp,u8 * proto_out)386 nvif_outp_inherit_tmds(struct nvif_outp *outp, u8 *proto_out)
387 {
388 struct nvif_outp_inherit_v0 args;
389 int ret;
390
391 ret = nvif_outp_inherit(outp, NVIF_OUTP_INHERIT_V0_TMDS, &args, proto_out);
392 NVIF_ERRON(ret && ret != -ENODEV, &outp->object, "[INHERIT proto:TMDS] ret:%d", ret);
393 return ret ?: args.head;
394 }
395
396 int
nvif_outp_inherit_dp(struct nvif_outp * outp,u8 * proto_out)397 nvif_outp_inherit_dp(struct nvif_outp *outp, u8 *proto_out)
398 {
399 struct nvif_outp_inherit_v0 args;
400 int ret;
401
402 ret = nvif_outp_inherit(outp, NVIF_OUTP_INHERIT_V0_DP, &args, proto_out);
403 NVIF_ERRON(ret && ret != -ENODEV, &outp->object, "[INHERIT proto:DP] ret:%d", ret);
404
405 // TODO: Get current link info
406
407 return ret ?: args.head;
408 }
409
410 int
nvif_outp_inherit_rgb_crt(struct nvif_outp * outp,u8 * proto_out)411 nvif_outp_inherit_rgb_crt(struct nvif_outp *outp, u8 *proto_out)
412 {
413 struct nvif_outp_inherit_v0 args;
414 int ret;
415
416 ret = nvif_outp_inherit(outp, NVIF_OUTP_INHERIT_V0_RGB_CRT, &args, proto_out);
417 NVIF_ERRON(ret && ret != -ENODEV, &outp->object, "[INHERIT proto:RGB_CRT] ret:%d", ret);
418 return ret ?: args.head;
419 }
420
421 int
nvif_outp_load_detect(struct nvif_outp * outp,u32 loadval)422 nvif_outp_load_detect(struct nvif_outp *outp, u32 loadval)
423 {
424 struct nvif_outp_load_detect_v0 args;
425 int ret;
426
427 args.version = 0;
428 args.data = loadval;
429
430 ret = nvif_mthd(&outp->object, NVIF_OUTP_V0_LOAD_DETECT, &args, sizeof(args));
431 NVIF_ERRON(ret, &outp->object, "[LOAD_DETECT data:%08x] load:%02x", args.data, args.load);
432 return ret < 0 ? ret : args.load;
433 }
434
435 int
nvif_outp_edid_get(struct nvif_outp * outp,u8 ** pedid)436 nvif_outp_edid_get(struct nvif_outp *outp, u8 **pedid)
437 {
438 struct nvif_outp_edid_get_v0 *args;
439 int ret;
440
441 args = kmalloc(sizeof(*args), GFP_KERNEL);
442 if (!args)
443 return -ENOMEM;
444
445 args->version = 0;
446
447 ret = nvif_mthd(&outp->object, NVIF_OUTP_V0_EDID_GET, args, sizeof(*args));
448 NVIF_ERRON(ret, &outp->object, "[EDID_GET] size:%d", args->size);
449 if (ret)
450 goto done;
451
452 *pedid = kmemdup(args->data, args->size, GFP_KERNEL);
453 if (!*pedid) {
454 ret = -ENOMEM;
455 goto done;
456 }
457
458 ret = args->size;
459 done:
460 kfree(args);
461 return ret;
462 }
463
464 enum nvif_outp_detect_status
nvif_outp_detect(struct nvif_outp * outp)465 nvif_outp_detect(struct nvif_outp *outp)
466 {
467 struct nvif_outp_detect_v0 args;
468 int ret;
469
470 args.version = 0;
471
472 ret = nvif_mthd(&outp->object, NVIF_OUTP_V0_DETECT, &args, sizeof(args));
473 NVIF_ERRON(ret, &outp->object, "[DETECT] status:%02x", args.status);
474 if (ret)
475 return UNKNOWN;
476
477 switch (args.status) {
478 case NVIF_OUTP_DETECT_V0_NOT_PRESENT: return NOT_PRESENT;
479 case NVIF_OUTP_DETECT_V0_PRESENT: return PRESENT;
480 case NVIF_OUTP_DETECT_V0_UNKNOWN: return UNKNOWN;
481 default:
482 WARN_ON(1);
483 break;
484 }
485
486 return UNKNOWN;
487 }
488
489 void
nvif_outp_dtor(struct nvif_outp * outp)490 nvif_outp_dtor(struct nvif_outp *outp)
491 {
492 nvif_object_dtor(&outp->object);
493 }
494
495 int
nvif_outp_ctor(struct nvif_disp * disp,const char * name,int id,struct nvif_outp * outp)496 nvif_outp_ctor(struct nvif_disp *disp, const char *name, int id, struct nvif_outp *outp)
497 {
498 struct nvif_outp_v0 args;
499 int ret;
500
501 args.version = 0;
502 args.id = id;
503
504 ret = nvif_object_ctor(&disp->object, name ?: "nvifOutp", id, NVIF_CLASS_OUTP,
505 &args, sizeof(args), &outp->object);
506 NVIF_ERRON(ret, &disp->object, "[NEW outp id:%d]", id);
507 if (ret)
508 return ret;
509
510 outp->id = args.id;
511
512 switch (args.type) {
513 case NVIF_OUTP_V0_TYPE_DAC : outp->info.type = NVIF_OUTP_DAC; break;
514 case NVIF_OUTP_V0_TYPE_SOR : outp->info.type = NVIF_OUTP_SOR; break;
515 case NVIF_OUTP_V0_TYPE_PIOR: outp->info.type = NVIF_OUTP_PIOR; break;
516 break;
517 default:
518 WARN_ON(1);
519 nvif_outp_dtor(outp);
520 return -EINVAL;
521 }
522
523 switch (args.proto) {
524 case NVIF_OUTP_V0_PROTO_RGB_CRT:
525 outp->info.proto = NVIF_OUTP_RGB_CRT;
526 outp->info.rgb_crt.freq_max = args.rgb_crt.freq_max;
527 break;
528 case NVIF_OUTP_V0_PROTO_TMDS:
529 outp->info.proto = NVIF_OUTP_TMDS;
530 outp->info.tmds.dual = args.tmds.dual;
531 break;
532 case NVIF_OUTP_V0_PROTO_LVDS:
533 outp->info.proto = NVIF_OUTP_LVDS;
534 outp->info.lvds.acpi_edid = args.lvds.acpi_edid;
535 break;
536 case NVIF_OUTP_V0_PROTO_DP:
537 outp->info.proto = NVIF_OUTP_DP;
538 outp->info.dp.aux = args.dp.aux;
539 outp->info.dp.mst = args.dp.mst;
540 outp->info.dp.increased_wm = args.dp.increased_wm;
541 outp->info.dp.link_nr = args.dp.link_nr;
542 outp->info.dp.link_bw = args.dp.link_bw;
543 break;
544 default:
545 WARN_ON(1);
546 nvif_outp_dtor(outp);
547 return -EINVAL;
548 }
549
550 outp->info.heads = args.heads;
551 outp->info.ddc = args.ddc;
552 outp->info.conn = args.conn;
553
554 outp->or.id = -1;
555 return 0;
556 }
557