]> git.proxmox.com Git - mirror_ubuntu-hirsute-kernel.git/blob - sound/pci/hda/patch_hdmi.c
projects / mirror_ubuntu-hirsute-kernel.git / blob
? search:
summary | shortlog | log | commit | commitdiff | tree
blame | history | raw | HEAD
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/jkirsher/net...
[mirror_ubuntu-hirsute-kernel.git] / sound / pci / hda / patch_hdmi.c
1 /*
2 *
3 * patch_hdmi.c - routines for HDMI/DisplayPort codecs
4 *
5 * Copyright(c) 2008-2010 Intel Corporation. All rights reserved.
6 * Copyright (c) 2006 ATI Technologies Inc.
7 * Copyright (c) 2008 NVIDIA Corp. All rights reserved.
8 * Copyright (c) 2008 Wei Ni <wni@nvidia.com>
9 * Copyright (c) 2013 Anssi Hannula <anssi.hannula@iki.fi>
10 *
11 * Authors:
12 * Wu Fengguang <wfg@linux.intel.com>
13 *
14 * Maintained by:
15 * Wu Fengguang <wfg@linux.intel.com>
16 *
17 * This program is free software; you can redistribute it and/or modify it
18 * under the terms of the GNU General Public License as published by the Free
19 * Software Foundation; either version 2 of the License, or (at your option)
20 * any later version.
21 *
22 * This program is distributed in the hope that it will be useful, but
23 * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
24 * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
25 * for more details.
26 *
27 * You should have received a copy of the GNU General Public License
28 * along with this program; if not, write to the Free Software Foundation,
29 * Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
30 */
31
32 #include <linux/init.h>
33 #include <linux/delay.h>
34 #include <linux/slab.h>
35 #include <linux/module.h>
36 #include <sound/core.h>
37 #include <sound/jack.h>
38 #include <sound/asoundef.h>
39 #include <sound/tlv.h>
40 #include <sound/hdaudio.h>
41 #include <sound/hda_i915.h>
42 #include "hda_codec.h"
43 #include "hda_local.h"
44 #include "hda_jack.h"
45
46 static bool static_hdmi_pcm;
47 module_param(static_hdmi_pcm, bool, 0644);
48 MODULE_PARM_DESC(static_hdmi_pcm, "Don't restrict PCM parameters per ELD info");
49
50 #define is_haswell(codec) ((codec)->core.vendor_id == 0x80862807)
51 #define is_broadwell(codec) ((codec)->core.vendor_id == 0x80862808)
52 #define is_skylake(codec) ((codec)->core.vendor_id == 0x80862809)
53 #define is_broxton(codec) ((codec)->core.vendor_id == 0x8086280a)
54 #define is_haswell_plus(codec) (is_haswell(codec) || is_broadwell(codec) \
55 || is_skylake(codec) || is_broxton(codec))
56
57 #define is_valleyview(codec) ((codec)->core.vendor_id == 0x80862882)
58 #define is_cherryview(codec) ((codec)->core.vendor_id == 0x80862883)
59 #define is_valleyview_plus(codec) (is_valleyview(codec) || is_cherryview(codec))
60
61 struct hdmi_spec_per_cvt {
62 hda_nid_t cvt_nid;
63 int assigned;
64 unsigned int channels_min;
65 unsigned int channels_max;
66 u32 rates;
67 u64 formats;
68 unsigned int maxbps;
69 };
70
71 /* max. connections to a widget */
72 #define HDA_MAX_CONNECTIONS 32
73
74 struct hdmi_spec_per_pin {
75 hda_nid_t pin_nid;
76 int num_mux_nids;
77 hda_nid_t mux_nids[HDA_MAX_CONNECTIONS];
78 int mux_idx;
79 hda_nid_t cvt_nid;
80
81 struct hda_codec *codec;
82 struct hdmi_eld sink_eld;
83 struct mutex lock;
84 struct delayed_work work;
85 struct snd_kcontrol *eld_ctl;
86 int repoll_count;
87 bool setup; /* the stream has been set up by prepare callback */
88 int channels; /* current number of channels */
89 bool non_pcm;
90 bool chmap_set; /* channel-map override by ALSA API? */
91 unsigned char chmap[8]; /* ALSA API channel-map */
92 #ifdef CONFIG_SND_PROC_FS
93 struct snd_info_entry *proc_entry;
94 #endif
95 };
96
97 struct cea_channel_speaker_allocation;
98
99 /* operations used by generic code that can be overridden by patches */
100 struct hdmi_ops {
101 int (*pin_get_eld)(struct hda_codec *codec, hda_nid_t pin_nid,
102 unsigned char *buf, int *eld_size);
103
104 /* get and set channel assigned to each HDMI ASP (audio sample packet) slot */
105 int (*pin_get_slot_channel)(struct hda_codec *codec, hda_nid_t pin_nid,
106 int asp_slot);
107 int (*pin_set_slot_channel)(struct hda_codec *codec, hda_nid_t pin_nid,
108 int asp_slot, int channel);
109
110 void (*pin_setup_infoframe)(struct hda_codec *codec, hda_nid_t pin_nid,
111 int ca, int active_channels, int conn_type);
112
113 /* enable/disable HBR (HD passthrough) */
114 int (*pin_hbr_setup)(struct hda_codec *codec, hda_nid_t pin_nid, bool hbr);
115
116 int (*setup_stream)(struct hda_codec *codec, hda_nid_t cvt_nid,
117 hda_nid_t pin_nid, u32 stream_tag, int format);
118
119 /* Helpers for producing the channel map TLVs. These can be overridden
120 * for devices that have non-standard mapping requirements. */
121 int (*chmap_cea_alloc_validate_get_type)(struct cea_channel_speaker_allocation *cap,
122 int channels);
123 void (*cea_alloc_to_tlv_chmap)(struct cea_channel_speaker_allocation *cap,
124 unsigned int *chmap, int channels);
125
126 /* check that the user-given chmap is supported */
127 int (*chmap_validate)(int ca, int channels, unsigned char *chmap);
128 };
129
130 struct hdmi_spec {
131 int num_cvts;
132 struct snd_array cvts; /* struct hdmi_spec_per_cvt */
133 hda_nid_t cvt_nids[4]; /* only for haswell fix */
134
135 int num_pins;
136 struct snd_array pins; /* struct hdmi_spec_per_pin */
137 struct hda_pcm *pcm_rec[16];
138 unsigned int channels_max; /* max over all cvts */
139
140 struct hdmi_eld temp_eld;
141 struct hdmi_ops ops;
142
143 bool dyn_pin_out;
144
145 /*
146 * Non-generic VIA/NVIDIA specific
147 */
148 struct hda_multi_out multiout;
149 struct hda_pcm_stream pcm_playback;
150
151 /* i915/powerwell (Haswell+/Valleyview+) specific */
152 struct i915_audio_component_audio_ops i915_audio_ops;
153 };
154
155
156 struct hdmi_audio_infoframe {
157 u8 type; /* 0x84 */
158 u8 ver; /* 0x01 */
159 u8 len; /* 0x0a */
160
161 u8 checksum;
162
163 u8 CC02_CT47; /* CC in bits 0:2, CT in 4:7 */
164 u8 SS01_SF24;
165 u8 CXT04;
166 u8 CA;
167 u8 LFEPBL01_LSV36_DM_INH7;
168 };
169
170 struct dp_audio_infoframe {
171 u8 type; /* 0x84 */
172 u8 len; /* 0x1b */
173 u8 ver; /* 0x11 << 2 */
174
175 u8 CC02_CT47; /* match with HDMI infoframe from this on */
176 u8 SS01_SF24;
177 u8 CXT04;
178 u8 CA;
179 u8 LFEPBL01_LSV36_DM_INH7;
180 };
181
182 union audio_infoframe {
183 struct hdmi_audio_infoframe hdmi;
184 struct dp_audio_infoframe dp;
185 u8 bytes[0];
186 };
187
188 /*
189 * CEA speaker placement:
190 *
191 * FLH FCH FRH
192 * FLW FL FLC FC FRC FR FRW
193 *
194 * LFE
195 * TC
196 *
197 * RL RLC RC RRC RR
198 *
199 * The Left/Right Surround channel _notions_ LS/RS in SMPTE 320M corresponds to
200 * CEA RL/RR; The SMPTE channel _assignment_ C/LFE is swapped to CEA LFE/FC.
201 */
202 enum cea_speaker_placement {
203 FL = (1 << 0), /* Front Left */
204 FC = (1 << 1), /* Front Center */
205 FR = (1 << 2), /* Front Right */
206 FLC = (1 << 3), /* Front Left Center */
207 FRC = (1 << 4), /* Front Right Center */
208 RL = (1 << 5), /* Rear Left */
209 RC = (1 << 6), /* Rear Center */
210 RR = (1 << 7), /* Rear Right */
211 RLC = (1 << 8), /* Rear Left Center */
212 RRC = (1 << 9), /* Rear Right Center */
213 LFE = (1 << 10), /* Low Frequency Effect */
214 FLW = (1 << 11), /* Front Left Wide */
215 FRW = (1 << 12), /* Front Right Wide */
216 FLH = (1 << 13), /* Front Left High */
217 FCH = (1 << 14), /* Front Center High */
218 FRH = (1 << 15), /* Front Right High */
219 TC = (1 << 16), /* Top Center */
220 };
221
222 /*
223 * ELD SA bits in the CEA Speaker Allocation data block
224 */
225 static int eld_speaker_allocation_bits[] = {
226 [0] = FL | FR,
227 [1] = LFE,
228 [2] = FC,
229 [3] = RL | RR,
230 [4] = RC,
231 [5] = FLC | FRC,
232 [6] = RLC | RRC,
233 /* the following are not defined in ELD yet */
234 [7] = FLW | FRW,
235 [8] = FLH | FRH,
236 [9] = TC,
237 [10] = FCH,
238 };
239
240 struct cea_channel_speaker_allocation {
241 int ca_index;
242 int speakers[8];
243
244 /* derived values, just for convenience */
245 int channels;
246 int spk_mask;
247 };
248
249 /*
250 * ALSA sequence is:
251 *
252 * surround40 surround41 surround50 surround51 surround71
253 * ch0 front left = = = =
254 * ch1 front right = = = =
255 * ch2 rear left = = = =
256 * ch3 rear right = = = =
257 * ch4 LFE center center center
258 * ch5 LFE LFE
259 * ch6 side left
260 * ch7 side right
261 *
262 * surround71 = {FL, FR, RLC, RRC, FC, LFE, RL, RR}
263 */
264 static int hdmi_channel_mapping[0x32][8] = {
265 /* stereo */
266 [0x00] = { 0x00, 0x11, 0xf2, 0xf3, 0xf4, 0xf5, 0xf6, 0xf7 },
267 /* 2.1 */
268 [0x01] = { 0x00, 0x11, 0x22, 0xf3, 0xf4, 0xf5, 0xf6, 0xf7 },
269 /* Dolby Surround */
270 [0x02] = { 0x00, 0x11, 0x23, 0xf2, 0xf4, 0xf5, 0xf6, 0xf7 },
271 /* surround40 */
272 [0x08] = { 0x00, 0x11, 0x24, 0x35, 0xf3, 0xf2, 0xf6, 0xf7 },
273 /* 4ch */
274 [0x03] = { 0x00, 0x11, 0x23, 0x32, 0x44, 0xf5, 0xf6, 0xf7 },
275 /* surround41 */
276 [0x09] = { 0x00, 0x11, 0x24, 0x35, 0x42, 0xf3, 0xf6, 0xf7 },
277 /* surround50 */
278 [0x0a] = { 0x00, 0x11, 0x24, 0x35, 0x43, 0xf2, 0xf6, 0xf7 },
279 /* surround51 */
280 [0x0b] = { 0x00, 0x11, 0x24, 0x35, 0x43, 0x52, 0xf6, 0xf7 },
281 /* 7.1 */
282 [0x13] = { 0x00, 0x11, 0x26, 0x37, 0x43, 0x52, 0x64, 0x75 },
283 };
284
285 /*
286 * This is an ordered list!
287 *
288 * The preceding ones have better chances to be selected by
289 * hdmi_channel_allocation().
290 */
291 static struct cea_channel_speaker_allocation channel_allocations[] = {
292 /* channel: 7 6 5 4 3 2 1 0 */
293 { .ca_index = 0x00, .speakers = { 0, 0, 0, 0, 0, 0, FR, FL } },
294 /* 2.1 */
295 { .ca_index = 0x01, .speakers = { 0, 0, 0, 0, 0, LFE, FR, FL } },
296 /* Dolby Surround */
297 { .ca_index = 0x02, .speakers = { 0, 0, 0, 0, FC, 0, FR, FL } },
298 /* surround40 */
299 { .ca_index = 0x08, .speakers = { 0, 0, RR, RL, 0, 0, FR, FL } },
300 /* surround41 */
301 { .ca_index = 0x09, .speakers = { 0, 0, RR, RL, 0, LFE, FR, FL } },
302 /* surround50 */
303 { .ca_index = 0x0a, .speakers = { 0, 0, RR, RL, FC, 0, FR, FL } },
304 /* surround51 */
305 { .ca_index = 0x0b, .speakers = { 0, 0, RR, RL, FC, LFE, FR, FL } },
306 /* 6.1 */
307 { .ca_index = 0x0f, .speakers = { 0, RC, RR, RL, FC, LFE, FR, FL } },
308 /* surround71 */
309 { .ca_index = 0x13, .speakers = { RRC, RLC, RR, RL, FC, LFE, FR, FL } },
310
311 { .ca_index = 0x03, .speakers = { 0, 0, 0, 0, FC, LFE, FR, FL } },
312 { .ca_index = 0x04, .speakers = { 0, 0, 0, RC, 0, 0, FR, FL } },
313 { .ca_index = 0x05, .speakers = { 0, 0, 0, RC, 0, LFE, FR, FL } },
314 { .ca_index = 0x06, .speakers = { 0, 0, 0, RC, FC, 0, FR, FL } },
315 { .ca_index = 0x07, .speakers = { 0, 0, 0, RC, FC, LFE, FR, FL } },
316 { .ca_index = 0x0c, .speakers = { 0, RC, RR, RL, 0, 0, FR, FL } },
317 { .ca_index = 0x0d, .speakers = { 0, RC, RR, RL, 0, LFE, FR, FL } },
318 { .ca_index = 0x0e, .speakers = { 0, RC, RR, RL, FC, 0, FR, FL } },
319 { .ca_index = 0x10, .speakers = { RRC, RLC, RR, RL, 0, 0, FR, FL } },
320 { .ca_index = 0x11, .speakers = { RRC, RLC, RR, RL, 0, LFE, FR, FL } },
321 { .ca_index = 0x12, .speakers = { RRC, RLC, RR, RL, FC, 0, FR, FL } },
322 { .ca_index = 0x14, .speakers = { FRC, FLC, 0, 0, 0, 0, FR, FL } },
323 { .ca_index = 0x15, .speakers = { FRC, FLC, 0, 0, 0, LFE, FR, FL } },
324 { .ca_index = 0x16, .speakers = { FRC, FLC, 0, 0, FC, 0, FR, FL } },
325 { .ca_index = 0x17, .speakers = { FRC, FLC, 0, 0, FC, LFE, FR, FL } },
326 { .ca_index = 0x18, .speakers = { FRC, FLC, 0, RC, 0, 0, FR, FL } },
327 { .ca_index = 0x19, .speakers = { FRC, FLC, 0, RC, 0, LFE, FR, FL } },
328 { .ca_index = 0x1a, .speakers = { FRC, FLC, 0, RC, FC, 0, FR, FL } },
329 { .ca_index = 0x1b, .speakers = { FRC, FLC, 0, RC, FC, LFE, FR, FL } },
330 { .ca_index = 0x1c, .speakers = { FRC, FLC, RR, RL, 0, 0, FR, FL } },
331 { .ca_index = 0x1d, .speakers = { FRC, FLC, RR, RL, 0, LFE, FR, FL } },
332 { .ca_index = 0x1e, .speakers = { FRC, FLC, RR, RL, FC, 0, FR, FL } },
333 { .ca_index = 0x1f, .speakers = { FRC, FLC, RR, RL, FC, LFE, FR, FL } },
334 { .ca_index = 0x20, .speakers = { 0, FCH, RR, RL, FC, 0, FR, FL } },
335 { .ca_index = 0x21, .speakers = { 0, FCH, RR, RL, FC, LFE, FR, FL } },
336 { .ca_index = 0x22, .speakers = { TC, 0, RR, RL, FC, 0, FR, FL } },
337 { .ca_index = 0x23, .speakers = { TC, 0, RR, RL, FC, LFE, FR, FL } },
338 { .ca_index = 0x24, .speakers = { FRH, FLH, RR, RL, 0, 0, FR, FL } },
339 { .ca_index = 0x25, .speakers = { FRH, FLH, RR, RL, 0, LFE, FR, FL } },
340 { .ca_index = 0x26, .speakers = { FRW, FLW, RR, RL, 0, 0, FR, FL } },
341 { .ca_index = 0x27, .speakers = { FRW, FLW, RR, RL, 0, LFE, FR, FL } },
342 { .ca_index = 0x28, .speakers = { TC, RC, RR, RL, FC, 0, FR, FL } },
343 { .ca_index = 0x29, .speakers = { TC, RC, RR, RL, FC, LFE, FR, FL } },
344 { .ca_index = 0x2a, .speakers = { FCH, RC, RR, RL, FC, 0, FR, FL } },
345 { .ca_index = 0x2b, .speakers = { FCH, RC, RR, RL, FC, LFE, FR, FL } },
346 { .ca_index = 0x2c, .speakers = { TC, FCH, RR, RL, FC, 0, FR, FL } },
347 { .ca_index = 0x2d, .speakers = { TC, FCH, RR, RL, FC, LFE, FR, FL } },
348 { .ca_index = 0x2e, .speakers = { FRH, FLH, RR, RL, FC, 0, FR, FL } },
349 { .ca_index = 0x2f, .speakers = { FRH, FLH, RR, RL, FC, LFE, FR, FL } },
350 { .ca_index = 0x30, .speakers = { FRW, FLW, RR, RL, FC, 0, FR, FL } },
351 { .ca_index = 0x31, .speakers = { FRW, FLW, RR, RL, FC, LFE, FR, FL } },
352 };
353
354
355 /*
356 * HDMI routines
357 */
358
359 #define get_pin(spec, idx) \
360 ((struct hdmi_spec_per_pin *)snd_array_elem(&spec->pins, idx))
361 #define get_cvt(spec, idx) \
362 ((struct hdmi_spec_per_cvt *)snd_array_elem(&spec->cvts, idx))
363 #define get_pcm_rec(spec, idx) ((spec)->pcm_rec[idx])
364
365 static int pin_nid_to_pin_index(struct hda_codec *codec, hda_nid_t pin_nid)
366 {
367 struct hdmi_spec *spec = codec->spec;
368 int pin_idx;
369
370 for (pin_idx = 0; pin_idx < spec->num_pins; pin_idx++)
371 if (get_pin(spec, pin_idx)->pin_nid == pin_nid)
372 return pin_idx;
373
374 codec_warn(codec, "HDMI: pin nid %d not registered\n", pin_nid);
375 return -EINVAL;
376 }
377
378 static int hinfo_to_pin_index(struct hda_codec *codec,
379 struct hda_pcm_stream *hinfo)
380 {
381 struct hdmi_spec *spec = codec->spec;
382 int pin_idx;
383
384 for (pin_idx = 0; pin_idx < spec->num_pins; pin_idx++)
385 if (get_pcm_rec(spec, pin_idx)->stream == hinfo)
386 return pin_idx;
387
388 codec_warn(codec, "HDMI: hinfo %p not registered\n", hinfo);
389 return -EINVAL;
390 }
391
392 static int cvt_nid_to_cvt_index(struct hda_codec *codec, hda_nid_t cvt_nid)
393 {
394 struct hdmi_spec *spec = codec->spec;
395 int cvt_idx;
396
397 for (cvt_idx = 0; cvt_idx < spec->num_cvts; cvt_idx++)
398 if (get_cvt(spec, cvt_idx)->cvt_nid == cvt_nid)
399 return cvt_idx;
400
401 codec_warn(codec, "HDMI: cvt nid %d not registered\n", cvt_nid);
402 return -EINVAL;
403 }
404
405 static int hdmi_eld_ctl_info(struct snd_kcontrol *kcontrol,
406 struct snd_ctl_elem_info *uinfo)
407 {
408 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
409 struct hdmi_spec *spec = codec->spec;
410 struct hdmi_spec_per_pin *per_pin;
411 struct hdmi_eld *eld;
412 int pin_idx;
413
414 uinfo->type = SNDRV_CTL_ELEM_TYPE_BYTES;
415
416 pin_idx = kcontrol->private_value;
417 per_pin = get_pin(spec, pin_idx);
418 eld = &per_pin->sink_eld;
419
420 mutex_lock(&per_pin->lock);
421 uinfo->count = eld->eld_valid ? eld->eld_size : 0;
422 mutex_unlock(&per_pin->lock);
423
424 return 0;
425 }
426
427 static int hdmi_eld_ctl_get(struct snd_kcontrol *kcontrol,
428 struct snd_ctl_elem_value *ucontrol)
429 {
430 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
431 struct hdmi_spec *spec = codec->spec;
432 struct hdmi_spec_per_pin *per_pin;
433 struct hdmi_eld *eld;
434 int pin_idx;
435
436 pin_idx = kcontrol->private_value;
437 per_pin = get_pin(spec, pin_idx);
438 eld = &per_pin->sink_eld;
439
440 mutex_lock(&per_pin->lock);
441 if (eld->eld_size > ARRAY_SIZE(ucontrol->value.bytes.data)) {
442 mutex_unlock(&per_pin->lock);
443 snd_BUG();
444 return -EINVAL;
445 }
446
447 memset(ucontrol->value.bytes.data, 0,
448 ARRAY_SIZE(ucontrol->value.bytes.data));
449 if (eld->eld_valid)
450 memcpy(ucontrol->value.bytes.data, eld->eld_buffer,
451 eld->eld_size);
452 mutex_unlock(&per_pin->lock);
453
454 return 0;
455 }
456
457 static struct snd_kcontrol_new eld_bytes_ctl = {
458 .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE,
459 .iface = SNDRV_CTL_ELEM_IFACE_PCM,
460 .name = "ELD",
461 .info = hdmi_eld_ctl_info,
462 .get = hdmi_eld_ctl_get,
463 };
464
465 static int hdmi_create_eld_ctl(struct hda_codec *codec, int pin_idx,
466 int device)
467 {
468 struct snd_kcontrol *kctl;
469 struct hdmi_spec *spec = codec->spec;
470 int err;
471
472 kctl = snd_ctl_new1(&eld_bytes_ctl, codec);
473 if (!kctl)
474 return -ENOMEM;
475 kctl->private_value = pin_idx;
476 kctl->id.device = device;
477
478 err = snd_hda_ctl_add(codec, get_pin(spec, pin_idx)->pin_nid, kctl);
479 if (err < 0)
480 return err;
481
482 get_pin(spec, pin_idx)->eld_ctl = kctl;
483 return 0;
484 }
485
486 #ifdef BE_PARANOID
487 static void hdmi_get_dip_index(struct hda_codec *codec, hda_nid_t pin_nid,
488 int *packet_index, int *byte_index)
489 {
490 int val;
491
492 val = snd_hda_codec_read(codec, pin_nid, 0,
493 AC_VERB_GET_HDMI_DIP_INDEX, 0);
494
495 *packet_index = val >> 5;
496 *byte_index = val & 0x1f;
497 }
498 #endif
499
500 static void hdmi_set_dip_index(struct hda_codec *codec, hda_nid_t pin_nid,
501 int packet_index, int byte_index)
502 {
503 int val;
504
505 val = (packet_index << 5) | (byte_index & 0x1f);
506
507 snd_hda_codec_write(codec, pin_nid, 0, AC_VERB_SET_HDMI_DIP_INDEX, val);
508 }
509
510 static void hdmi_write_dip_byte(struct hda_codec *codec, hda_nid_t pin_nid,
511 unsigned char val)
512 {
513 snd_hda_codec_write(codec, pin_nid, 0, AC_VERB_SET_HDMI_DIP_DATA, val);
514 }
515
516 static void hdmi_init_pin(struct hda_codec *codec, hda_nid_t pin_nid)
517 {
518 struct hdmi_spec *spec = codec->spec;
519 int pin_out;
520
521 /* Unmute */
522 if (get_wcaps(codec, pin_nid) & AC_WCAP_OUT_AMP)
523 snd_hda_codec_write(codec, pin_nid, 0,
524 AC_VERB_SET_AMP_GAIN_MUTE, AMP_OUT_UNMUTE);
525
526 if (spec->dyn_pin_out)
527 /* Disable pin out until stream is active */
528 pin_out = 0;
529 else
530 /* Enable pin out: some machines with GM965 gets broken output
531 * when the pin is disabled or changed while using with HDMI
532 */
533 pin_out = PIN_OUT;
534
535 snd_hda_codec_write(codec, pin_nid, 0,
536 AC_VERB_SET_PIN_WIDGET_CONTROL, pin_out);
537 }
538
539 static int hdmi_get_channel_count(struct hda_codec *codec, hda_nid_t cvt_nid)
540 {
541 return 1 + snd_hda_codec_read(codec, cvt_nid, 0,
542 AC_VERB_GET_CVT_CHAN_COUNT, 0);
543 }
544
545 static void hdmi_set_channel_count(struct hda_codec *codec,
546 hda_nid_t cvt_nid, int chs)
547 {
548 if (chs != hdmi_get_channel_count(codec, cvt_nid))
549 snd_hda_codec_write(codec, cvt_nid, 0,
550 AC_VERB_SET_CVT_CHAN_COUNT, chs - 1);
551 }
552
553 /*
554 * ELD proc files
555 */
556
557 #ifdef CONFIG_SND_PROC_FS
558 static void print_eld_info(struct snd_info_entry *entry,
559 struct snd_info_buffer *buffer)
560 {
561 struct hdmi_spec_per_pin *per_pin = entry->private_data;
562
563 mutex_lock(&per_pin->lock);
564 snd_hdmi_print_eld_info(&per_pin->sink_eld, buffer);
565 mutex_unlock(&per_pin->lock);
566 }
567
568 static void write_eld_info(struct snd_info_entry *entry,
569 struct snd_info_buffer *buffer)
570 {
571 struct hdmi_spec_per_pin *per_pin = entry->private_data;
572
573 mutex_lock(&per_pin->lock);
574 snd_hdmi_write_eld_info(&per_pin->sink_eld, buffer);
575 mutex_unlock(&per_pin->lock);
576 }
577
578 static int eld_proc_new(struct hdmi_spec_per_pin *per_pin, int index)
579 {
580 char name[32];
581 struct hda_codec *codec = per_pin->codec;
582 struct snd_info_entry *entry;
583 int err;
584
585 snprintf(name, sizeof(name), "eld#%d.%d", codec->addr, index);
586 err = snd_card_proc_new(codec->card, name, &entry);
587 if (err < 0)
588 return err;
589
590 snd_info_set_text_ops(entry, per_pin, print_eld_info);
591 entry->c.text.write = write_eld_info;
592 entry->mode |= S_IWUSR;
593 per_pin->proc_entry = entry;
594
595 return 0;
596 }
597
598 static void eld_proc_free(struct hdmi_spec_per_pin *per_pin)
599 {
600 if (!per_pin->codec->bus->shutdown) {
601 snd_info_free_entry(per_pin->proc_entry);
602 per_pin->proc_entry = NULL;
603 }
604 }
605 #else
606 static inline int eld_proc_new(struct hdmi_spec_per_pin *per_pin,
607 int index)
608 {
609 return 0;
610 }
611 static inline void eld_proc_free(struct hdmi_spec_per_pin *per_pin)
612 {
613 }
614 #endif
615
616 /*
617 * Channel mapping routines
618 */
619
620 /*
621 * Compute derived values in channel_allocations[].
622 */
623 static void init_channel_allocations(void)
624 {
625 int i, j;
626 struct cea_channel_speaker_allocation *p;
627
628 for (i = 0; i < ARRAY_SIZE(channel_allocations); i++) {
629 p = channel_allocations + i;
630 p->channels = 0;
631 p->spk_mask = 0;
632 for (j = 0; j < ARRAY_SIZE(p->speakers); j++)
633 if (p->speakers[j]) {
634 p->channels++;
635 p->spk_mask |= p->speakers[j];
636 }
637 }
638 }
639
640 static int get_channel_allocation_order(int ca)
641 {
642 int i;
643
644 for (i = 0; i < ARRAY_SIZE(channel_allocations); i++) {
645 if (channel_allocations[i].ca_index == ca)
646 break;
647 }
648 return i;
649 }
650
651 /*
652 * The transformation takes two steps:
653 *
654 * eld->spk_alloc => (eld_speaker_allocation_bits[]) => spk_mask
655 * spk_mask => (channel_allocations[]) => ai->CA
656 *
657 * TODO: it could select the wrong CA from multiple candidates.
658 */
659 static int hdmi_channel_allocation(struct hda_codec *codec,
660 struct hdmi_eld *eld, int channels)
661 {
662 int i;
663 int ca = 0;
664 int spk_mask = 0;
665 char buf[SND_PRINT_CHANNEL_ALLOCATION_ADVISED_BUFSIZE];
666
667 /*
668 * CA defaults to 0 for basic stereo audio
669 */
670 if (channels <= 2)
671 return 0;
672
673 /*
674 * expand ELD's speaker allocation mask
675 *
676 * ELD tells the speaker mask in a compact(paired) form,
677 * expand ELD's notions to match the ones used by Audio InfoFrame.
678 */
679 for (i = 0; i < ARRAY_SIZE(eld_speaker_allocation_bits); i++) {
680 if (eld->info.spk_alloc & (1 << i))
681 spk_mask |= eld_speaker_allocation_bits[i];
682 }
683
684 /* search for the first working match in the CA table */
685 for (i = 0; i < ARRAY_SIZE(channel_allocations); i++) {
686 if (channels == channel_allocations[i].channels &&
687 (spk_mask & channel_allocations[i].spk_mask) ==
688 channel_allocations[i].spk_mask) {
689 ca = channel_allocations[i].ca_index;
690 break;
691 }
692 }
693
694 if (!ca) {
695 /* if there was no match, select the regular ALSA channel
696 * allocation with the matching number of channels */
697 for (i = 0; i < ARRAY_SIZE(channel_allocations); i++) {
698 if (channels == channel_allocations[i].channels) {
699 ca = channel_allocations[i].ca_index;
700 break;
701 }
702 }
703 }
704
705 snd_print_channel_allocation(eld->info.spk_alloc, buf, sizeof(buf));
706 codec_dbg(codec, "HDMI: select CA 0x%x for %d-channel allocation: %s\n",
707 ca, channels, buf);
708
709 return ca;
710 }
711
712 static void hdmi_debug_channel_mapping(struct hda_codec *codec,
713 hda_nid_t pin_nid)
714 {
715 #ifdef CONFIG_SND_DEBUG_VERBOSE
716 struct hdmi_spec *spec = codec->spec;
717 int i;
718 int channel;
719
720 for (i = 0; i < 8; i++) {
721 channel = spec->ops.pin_get_slot_channel(codec, pin_nid, i);
722 codec_dbg(codec, "HDMI: ASP channel %d => slot %d\n",
723 channel, i);
724 }
725 #endif
726 }
727
728 static void hdmi_std_setup_channel_mapping(struct hda_codec *codec,
729 hda_nid_t pin_nid,
730 bool non_pcm,
731 int ca)
732 {
733 struct hdmi_spec *spec = codec->spec;
734 struct cea_channel_speaker_allocation *ch_alloc;
735 int i;
736 int err;
737 int order;
738 int non_pcm_mapping[8];
739
740 order = get_channel_allocation_order(ca);
741 ch_alloc = &channel_allocations[order];
742
743 if (hdmi_channel_mapping[ca][1] == 0) {
744 int hdmi_slot = 0;
745 /* fill actual channel mappings in ALSA channel (i) order */
746 for (i = 0; i < ch_alloc->channels; i++) {
747 while (!ch_alloc->speakers[7 - hdmi_slot] && !WARN_ON(hdmi_slot >= 8))
748 hdmi_slot++; /* skip zero slots */
749
750 hdmi_channel_mapping[ca][i] = (i << 4) | hdmi_slot++;
751 }
752 /* fill the rest of the slots with ALSA channel 0xf */
753 for (hdmi_slot = 0; hdmi_slot < 8; hdmi_slot++)
754 if (!ch_alloc->speakers[7 - hdmi_slot])
755 hdmi_channel_mapping[ca][i++] = (0xf << 4) | hdmi_slot;
756 }
757
758 if (non_pcm) {
759 for (i = 0; i < ch_alloc->channels; i++)
760 non_pcm_mapping[i] = (i << 4) | i;
761 for (; i < 8; i++)
762 non_pcm_mapping[i] = (0xf << 4) | i;
763 }
764
765 for (i = 0; i < 8; i++) {
766 int slotsetup = non_pcm ? non_pcm_mapping[i] : hdmi_channel_mapping[ca][i];
767 int hdmi_slot = slotsetup & 0x0f;
768 int channel = (slotsetup & 0xf0) >> 4;
769 err = spec->ops.pin_set_slot_channel(codec, pin_nid, hdmi_slot, channel);
770 if (err) {
771 codec_dbg(codec, "HDMI: channel mapping failed\n");
772 break;
773 }
774 }
775 }
776
777 struct channel_map_table {
778 unsigned char map; /* ALSA API channel map position */
779 int spk_mask; /* speaker position bit mask */
780 };
781
782 static struct channel_map_table map_tables[] = {
783 { SNDRV_CHMAP_FL, FL },
784 { SNDRV_CHMAP_FR, FR },
785 { SNDRV_CHMAP_RL, RL },
786 { SNDRV_CHMAP_RR, RR },
787 { SNDRV_CHMAP_LFE, LFE },
788 { SNDRV_CHMAP_FC, FC },
789 { SNDRV_CHMAP_RLC, RLC },
790 { SNDRV_CHMAP_RRC, RRC },
791 { SNDRV_CHMAP_RC, RC },
792 { SNDRV_CHMAP_FLC, FLC },
793 { SNDRV_CHMAP_FRC, FRC },
794 { SNDRV_CHMAP_TFL, FLH },
795 { SNDRV_CHMAP_TFR, FRH },
796 { SNDRV_CHMAP_FLW, FLW },
797 { SNDRV_CHMAP_FRW, FRW },
798 { SNDRV_CHMAP_TC, TC },
799 { SNDRV_CHMAP_TFC, FCH },
800 {} /* terminator */
801 };
802
803 /* from ALSA API channel position to speaker bit mask */
804 static int to_spk_mask(unsigned char c)
805 {
806 struct channel_map_table *t = map_tables;
807 for (; t->map; t++) {
808 if (t->map == c)
809 return t->spk_mask;
810 }
811 return 0;
812 }
813
814 /* from ALSA API channel position to CEA slot */
815 static int to_cea_slot(int ordered_ca, unsigned char pos)
816 {
817 int mask = to_spk_mask(pos);
818 int i;
819
820 if (mask) {
821 for (i = 0; i < 8; i++) {
822 if (channel_allocations[ordered_ca].speakers[7 - i] == mask)
823 return i;
824 }
825 }
826
827 return -1;
828 }
829
830 /* from speaker bit mask to ALSA API channel position */
831 static int spk_to_chmap(int spk)
832 {
833 struct channel_map_table *t = map_tables;
834 for (; t->map; t++) {
835 if (t->spk_mask == spk)
836 return t->map;
837 }
838 return 0;
839 }
840
841 /* from CEA slot to ALSA API channel position */
842 static int from_cea_slot(int ordered_ca, unsigned char slot)
843 {
844 int mask = channel_allocations[ordered_ca].speakers[7 - slot];
845
846 return spk_to_chmap(mask);
847 }
848
849 /* get the CA index corresponding to the given ALSA API channel map */
850 static int hdmi_manual_channel_allocation(int chs, unsigned char *map)
851 {
852 int i, spks = 0, spk_mask = 0;
853
854 for (i = 0; i < chs; i++) {
855 int mask = to_spk_mask(map[i]);
856 if (mask) {
857 spk_mask |= mask;
858 spks++;
859 }
860 }
861
862 for (i = 0; i < ARRAY_SIZE(channel_allocations); i++) {
863 if ((chs == channel_allocations[i].channels ||
864 spks == channel_allocations[i].channels) &&
865 (spk_mask & channel_allocations[i].spk_mask) ==
866 channel_allocations[i].spk_mask)
867 return channel_allocations[i].ca_index;
868 }
869 return -1;
870 }
871
872 /* set up the channel slots for the given ALSA API channel map */
873 static int hdmi_manual_setup_channel_mapping(struct hda_codec *codec,
874 hda_nid_t pin_nid,
875 int chs, unsigned char *map,
876 int ca)
877 {
878 struct hdmi_spec *spec = codec->spec;
879 int ordered_ca = get_channel_allocation_order(ca);
880 int alsa_pos, hdmi_slot;
881 int assignments[8] = {[0 ... 7] = 0xf};
882
883 for (alsa_pos = 0; alsa_pos < chs; alsa_pos++) {
884
885 hdmi_slot = to_cea_slot(ordered_ca, map[alsa_pos]);
886
887 if (hdmi_slot < 0)
888 continue; /* unassigned channel */
889
890 assignments[hdmi_slot] = alsa_pos;
891 }
892
893 for (hdmi_slot = 0; hdmi_slot < 8; hdmi_slot++) {
894 int err;
895
896 err = spec->ops.pin_set_slot_channel(codec, pin_nid, hdmi_slot,
897 assignments[hdmi_slot]);
898 if (err)
899 return -EINVAL;
900 }
901 return 0;
902 }
903
904 /* store ALSA API channel map from the current default map */
905 static void hdmi_setup_fake_chmap(unsigned char *map, int ca)
906 {
907 int i;
908 int ordered_ca = get_channel_allocation_order(ca);
909 for (i = 0; i < 8; i++) {
910 if (i < channel_allocations[ordered_ca].channels)
911 map[i] = from_cea_slot(ordered_ca, hdmi_channel_mapping[ca][i] & 0x0f);
912 else
913 map[i] = 0;
914 }
915 }
916
917 static void hdmi_setup_channel_mapping(struct hda_codec *codec,
918 hda_nid_t pin_nid, bool non_pcm, int ca,
919 int channels, unsigned char *map,
920 bool chmap_set)
921 {
922 if (!non_pcm && chmap_set) {
923 hdmi_manual_setup_channel_mapping(codec, pin_nid,
924 channels, map, ca);
925 } else {
926 hdmi_std_setup_channel_mapping(codec, pin_nid, non_pcm, ca);
927 hdmi_setup_fake_chmap(map, ca);
928 }
929
930 hdmi_debug_channel_mapping(codec, pin_nid);
931 }
932
933 static int hdmi_pin_set_slot_channel(struct hda_codec *codec, hda_nid_t pin_nid,
934 int asp_slot, int channel)
935 {
936 return snd_hda_codec_write(codec, pin_nid, 0,
937 AC_VERB_SET_HDMI_CHAN_SLOT,
938 (channel << 4) | asp_slot);
939 }
940
941 static int hdmi_pin_get_slot_channel(struct hda_codec *codec, hda_nid_t pin_nid,
942 int asp_slot)
943 {
944 return (snd_hda_codec_read(codec, pin_nid, 0,
945 AC_VERB_GET_HDMI_CHAN_SLOT,
946 asp_slot) & 0xf0) >> 4;
947 }
948
949 /*
950 * Audio InfoFrame routines
951 */
952
953 /*
954 * Enable Audio InfoFrame Transmission
955 */
956 static void hdmi_start_infoframe_trans(struct hda_codec *codec,
957 hda_nid_t pin_nid)
958 {
959 hdmi_set_dip_index(codec, pin_nid, 0x0, 0x0);
960 snd_hda_codec_write(codec, pin_nid, 0, AC_VERB_SET_HDMI_DIP_XMIT,
961 AC_DIPXMIT_BEST);
962 }
963
964 /*
965 * Disable Audio InfoFrame Transmission
966 */
967 static void hdmi_stop_infoframe_trans(struct hda_codec *codec,
968 hda_nid_t pin_nid)
969 {
970 hdmi_set_dip_index(codec, pin_nid, 0x0, 0x0);
971 snd_hda_codec_write(codec, pin_nid, 0, AC_VERB_SET_HDMI_DIP_XMIT,
972 AC_DIPXMIT_DISABLE);
973 }
974
975 static void hdmi_debug_dip_size(struct hda_codec *codec, hda_nid_t pin_nid)
976 {
977 #ifdef CONFIG_SND_DEBUG_VERBOSE
978 int i;
979 int size;
980
981 size = snd_hdmi_get_eld_size(codec, pin_nid);
982 codec_dbg(codec, "HDMI: ELD buf size is %d\n", size);
983
984 for (i = 0; i < 8; i++) {
985 size = snd_hda_codec_read(codec, pin_nid, 0,
986 AC_VERB_GET_HDMI_DIP_SIZE, i);
987 codec_dbg(codec, "HDMI: DIP GP[%d] buf size is %d\n", i, size);
988 }
989 #endif
990 }
991
992 static void hdmi_clear_dip_buffers(struct hda_codec *codec, hda_nid_t pin_nid)
993 {
994 #ifdef BE_PARANOID
995 int i, j;
996 int size;
997 int pi, bi;
998 for (i = 0; i < 8; i++) {
999 size = snd_hda_codec_read(codec, pin_nid, 0,
1000 AC_VERB_GET_HDMI_DIP_SIZE, i);
1001 if (size == 0)
1002 continue;
1003
1004 hdmi_set_dip_index(codec, pin_nid, i, 0x0);
1005 for (j = 1; j < 1000; j++) {
1006 hdmi_write_dip_byte(codec, pin_nid, 0x0);
1007 hdmi_get_dip_index(codec, pin_nid, &pi, &bi);
1008 if (pi != i)
1009 codec_dbg(codec, "dip index %d: %d != %d\n",
1010 bi, pi, i);
1011 if (bi == 0) /* byte index wrapped around */
1012 break;
1013 }
1014 codec_dbg(codec,
1015 "HDMI: DIP GP[%d] buf reported size=%d, written=%d\n",
1016 i, size, j);
1017 }
1018 #endif
1019 }
1020
1021 static void hdmi_checksum_audio_infoframe(struct hdmi_audio_infoframe *hdmi_ai)
1022 {
1023 u8 *bytes = (u8 *)hdmi_ai;
1024 u8 sum = 0;
1025 int i;
1026
1027 hdmi_ai->checksum = 0;
1028
1029 for (i = 0; i < sizeof(*hdmi_ai); i++)
1030 sum += bytes[i];
1031
1032 hdmi_ai->checksum = -sum;
1033 }
1034
1035 static void hdmi_fill_audio_infoframe(struct hda_codec *codec,
1036 hda_nid_t pin_nid,
1037 u8 *dip, int size)
1038 {
1039 int i;
1040
1041 hdmi_debug_dip_size(codec, pin_nid);
1042 hdmi_clear_dip_buffers(codec, pin_nid); /* be paranoid */
1043
1044 hdmi_set_dip_index(codec, pin_nid, 0x0, 0x0);
1045 for (i = 0; i < size; i++)
1046 hdmi_write_dip_byte(codec, pin_nid, dip[i]);
1047 }
1048
1049 static bool hdmi_infoframe_uptodate(struct hda_codec *codec, hda_nid_t pin_nid,
1050 u8 *dip, int size)
1051 {
1052 u8 val;
1053 int i;
1054
1055 if (snd_hda_codec_read(codec, pin_nid, 0, AC_VERB_GET_HDMI_DIP_XMIT, 0)
1056 != AC_DIPXMIT_BEST)
1057 return false;
1058
1059 hdmi_set_dip_index(codec, pin_nid, 0x0, 0x0);
1060 for (i = 0; i < size; i++) {
1061 val = snd_hda_codec_read(codec, pin_nid, 0,
1062 AC_VERB_GET_HDMI_DIP_DATA, 0);
1063 if (val != dip[i])
1064 return false;
1065 }
1066
1067 return true;
1068 }
1069
1070 static void hdmi_pin_setup_infoframe(struct hda_codec *codec,
1071 hda_nid_t pin_nid,
1072 int ca, int active_channels,
1073 int conn_type)
1074 {
1075 union audio_infoframe ai;
1076
1077 memset(&ai, 0, sizeof(ai));
1078 if (conn_type == 0) { /* HDMI */
1079 struct hdmi_audio_infoframe *hdmi_ai = &ai.hdmi;
1080
1081 hdmi_ai->type = 0x84;
1082 hdmi_ai->ver = 0x01;
1083 hdmi_ai->len = 0x0a;
1084 hdmi_ai->CC02_CT47 = active_channels - 1;
1085 hdmi_ai->CA = ca;
1086 hdmi_checksum_audio_infoframe(hdmi_ai);
1087 } else if (conn_type == 1) { /* DisplayPort */
1088 struct dp_audio_infoframe *dp_ai = &ai.dp;
1089
1090 dp_ai->type = 0x84;
1091 dp_ai->len = 0x1b;
1092 dp_ai->ver = 0x11 << 2;
1093 dp_ai->CC02_CT47 = active_channels - 1;
1094 dp_ai->CA = ca;
1095 } else {
1096 codec_dbg(codec, "HDMI: unknown connection type at pin %d\n",
1097 pin_nid);
1098 return;
1099 }
1100
1101 /*
1102 * sizeof(ai) is used instead of sizeof(*hdmi_ai) or
1103 * sizeof(*dp_ai) to avoid partial match/update problems when
1104 * the user switches between HDMI/DP monitors.
1105 */
1106 if (!hdmi_infoframe_uptodate(codec, pin_nid, ai.bytes,
1107 sizeof(ai))) {
1108 codec_dbg(codec,
1109 "hdmi_pin_setup_infoframe: pin=%d channels=%d ca=0x%02x\n",
1110 pin_nid,
1111 active_channels, ca);
1112 hdmi_stop_infoframe_trans(codec, pin_nid);
1113 hdmi_fill_audio_infoframe(codec, pin_nid,
1114 ai.bytes, sizeof(ai));
1115 hdmi_start_infoframe_trans(codec, pin_nid);
1116 }
1117 }
1118
1119 static void hdmi_setup_audio_infoframe(struct hda_codec *codec,
1120 struct hdmi_spec_per_pin *per_pin,
1121 bool non_pcm)
1122 {
1123 struct hdmi_spec *spec = codec->spec;
1124 hda_nid_t pin_nid = per_pin->pin_nid;
1125 int channels = per_pin->channels;
1126 int active_channels;
1127 struct hdmi_eld *eld;
1128 int ca, ordered_ca;
1129
1130 if (!channels)
1131 return;
1132
1133 if (is_haswell_plus(codec))
1134 snd_hda_codec_write(codec, pin_nid, 0,
1135 AC_VERB_SET_AMP_GAIN_MUTE,
1136 AMP_OUT_UNMUTE);
1137
1138 eld = &per_pin->sink_eld;
1139
1140 if (!non_pcm && per_pin->chmap_set)
1141 ca = hdmi_manual_channel_allocation(channels, per_pin->chmap);
1142 else
1143 ca = hdmi_channel_allocation(codec, eld, channels);
1144 if (ca < 0)
1145 ca = 0;
1146
1147 ordered_ca = get_channel_allocation_order(ca);
1148 active_channels = channel_allocations[ordered_ca].channels;
1149
1150 hdmi_set_channel_count(codec, per_pin->cvt_nid, active_channels);
1151
1152 /*
1153 * always configure channel mapping, it may have been changed by the
1154 * user in the meantime
1155 */
1156 hdmi_setup_channel_mapping(codec, pin_nid, non_pcm, ca,
1157 channels, per_pin->chmap,
1158 per_pin->chmap_set);
1159
1160 spec->ops.pin_setup_infoframe(codec, pin_nid, ca, active_channels,
1161 eld->info.conn_type);
1162
1163 per_pin->non_pcm = non_pcm;
1164 }
1165
1166 /*
1167 * Unsolicited events
1168 */
1169
1170 static bool hdmi_present_sense(struct hdmi_spec_per_pin *per_pin, int repoll);
1171
1172 static void check_presence_and_report(struct hda_codec *codec, hda_nid_t nid)
1173 {
1174 struct hdmi_spec *spec = codec->spec;
1175 int pin_idx = pin_nid_to_pin_index(codec, nid);
1176
1177 if (pin_idx < 0)
1178 return;
1179 if (hdmi_present_sense(get_pin(spec, pin_idx), 1))
1180 snd_hda_jack_report_sync(codec);
1181 }
1182
1183 static void jack_callback(struct hda_codec *codec,
1184 struct hda_jack_callback *jack)
1185 {
1186 check_presence_and_report(codec, jack->tbl->nid);
1187 }
1188
1189 static void hdmi_intrinsic_event(struct hda_codec *codec, unsigned int res)
1190 {
1191 int tag = res >> AC_UNSOL_RES_TAG_SHIFT;
1192 struct hda_jack_tbl *jack;
1193 int dev_entry = (res & AC_UNSOL_RES_DE) >> AC_UNSOL_RES_DE_SHIFT;
1194
1195 jack = snd_hda_jack_tbl_get_from_tag(codec, tag);
1196 if (!jack)
1197 return;
1198 jack->jack_dirty = 1;
1199
1200 codec_dbg(codec,
1201 "HDMI hot plug event: Codec=%d Pin=%d Device=%d Inactive=%d Presence_Detect=%d ELD_Valid=%d\n",
1202 codec->addr, jack->nid, dev_entry, !!(res & AC_UNSOL_RES_IA),
1203 !!(res & AC_UNSOL_RES_PD), !!(res & AC_UNSOL_RES_ELDV));
1204
1205 check_presence_and_report(codec, jack->nid);
1206 }
1207
1208 static void hdmi_non_intrinsic_event(struct hda_codec *codec, unsigned int res)
1209 {
1210 int tag = res >> AC_UNSOL_RES_TAG_SHIFT;
1211 int subtag = (res & AC_UNSOL_RES_SUBTAG) >> AC_UNSOL_RES_SUBTAG_SHIFT;
1212 int cp_state = !!(res & AC_UNSOL_RES_CP_STATE);
1213 int cp_ready = !!(res & AC_UNSOL_RES_CP_READY);
1214
1215 codec_info(codec,
1216 "HDMI CP event: CODEC=%d TAG=%d SUBTAG=0x%x CP_STATE=%d CP_READY=%d\n",
1217 codec->addr,
1218 tag,
1219 subtag,
1220 cp_state,
1221 cp_ready);
1222
1223 /* TODO */
1224 if (cp_state)
1225 ;
1226 if (cp_ready)
1227 ;
1228 }
1229
1230
1231 static void hdmi_unsol_event(struct hda_codec *codec, unsigned int res)
1232 {
1233 int tag = res >> AC_UNSOL_RES_TAG_SHIFT;
1234 int subtag = (res & AC_UNSOL_RES_SUBTAG) >> AC_UNSOL_RES_SUBTAG_SHIFT;
1235
1236 if (!snd_hda_jack_tbl_get_from_tag(codec, tag)) {
1237 codec_dbg(codec, "Unexpected HDMI event tag 0x%x\n", tag);
1238 return;
1239 }
1240
1241 if (subtag == 0)
1242 hdmi_intrinsic_event(codec, res);
1243 else
1244 hdmi_non_intrinsic_event(codec, res);
1245 }
1246
1247 static void haswell_verify_D0(struct hda_codec *codec,
1248 hda_nid_t cvt_nid, hda_nid_t nid)
1249 {
1250 int pwr;
1251
1252 /* For Haswell, the converter 1/2 may keep in D3 state after bootup,
1253 * thus pins could only choose converter 0 for use. Make sure the
1254 * converters are in correct power state */
1255 if (!snd_hda_check_power_state(codec, cvt_nid, AC_PWRST_D0))
1256 snd_hda_codec_write(codec, cvt_nid, 0, AC_VERB_SET_POWER_STATE, AC_PWRST_D0);
1257
1258 if (!snd_hda_check_power_state(codec, nid, AC_PWRST_D0)) {
1259 snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_POWER_STATE,
1260 AC_PWRST_D0);
1261 msleep(40);
1262 pwr = snd_hda_codec_read(codec, nid, 0, AC_VERB_GET_POWER_STATE, 0);
1263 pwr = (pwr & AC_PWRST_ACTUAL) >> AC_PWRST_ACTUAL_SHIFT;
1264 codec_dbg(codec, "Haswell HDMI audio: Power for pin 0x%x is now D%d\n", nid, pwr);
1265 }
1266 }
1267
1268 /*
1269 * Callbacks
1270 */
1271
1272 /* HBR should be Non-PCM, 8 channels */
1273 #define is_hbr_format(format) \
1274 ((format & AC_FMT_TYPE_NON_PCM) && (format & AC_FMT_CHAN_MASK) == 7)
1275
1276 static int hdmi_pin_hbr_setup(struct hda_codec *codec, hda_nid_t pin_nid,
1277 bool hbr)
1278 {
1279 int pinctl, new_pinctl;
1280
1281 if (snd_hda_query_pin_caps(codec, pin_nid) & AC_PINCAP_HBR) {
1282 pinctl = snd_hda_codec_read(codec, pin_nid, 0,
1283 AC_VERB_GET_PIN_WIDGET_CONTROL, 0);
1284
1285 if (pinctl < 0)
1286 return hbr ? -EINVAL : 0;
1287
1288 new_pinctl = pinctl & ~AC_PINCTL_EPT;
1289 if (hbr)
1290 new_pinctl |= AC_PINCTL_EPT_HBR;
1291 else
1292 new_pinctl |= AC_PINCTL_EPT_NATIVE;
1293
1294 codec_dbg(codec,
1295 "hdmi_pin_hbr_setup: NID=0x%x, %spinctl=0x%x\n",
1296 pin_nid,
1297 pinctl == new_pinctl ? "" : "new-",
1298 new_pinctl);
1299
1300 if (pinctl != new_pinctl)
1301 snd_hda_codec_write(codec, pin_nid, 0,
1302 AC_VERB_SET_PIN_WIDGET_CONTROL,
1303 new_pinctl);
1304 } else if (hbr)
1305 return -EINVAL;
1306
1307 return 0;
1308 }
1309
1310 static int hdmi_setup_stream(struct hda_codec *codec, hda_nid_t cvt_nid,
1311 hda_nid_t pin_nid, u32 stream_tag, int format)
1312 {
1313 struct hdmi_spec *spec = codec->spec;
1314 int err;
1315
1316 if (is_haswell_plus(codec))
1317 haswell_verify_D0(codec, cvt_nid, pin_nid);
1318
1319 err = spec->ops.pin_hbr_setup(codec, pin_nid, is_hbr_format(format));
1320
1321 if (err) {
1322 codec_dbg(codec, "hdmi_setup_stream: HBR is not supported\n");
1323 return err;
1324 }
1325
1326 snd_hda_codec_setup_stream(codec, cvt_nid, stream_tag, 0, format);
1327 return 0;
1328 }
1329
1330 static int hdmi_choose_cvt(struct hda_codec *codec,
1331 int pin_idx, int *cvt_id, int *mux_id)
1332 {
1333 struct hdmi_spec *spec = codec->spec;
1334 struct hdmi_spec_per_pin *per_pin;
1335 struct hdmi_spec_per_cvt *per_cvt = NULL;
1336 int cvt_idx, mux_idx = 0;
1337
1338 per_pin = get_pin(spec, pin_idx);
1339
1340 /* Dynamically assign converter to stream */
1341 for (cvt_idx = 0; cvt_idx < spec->num_cvts; cvt_idx++) {
1342 per_cvt = get_cvt(spec, cvt_idx);
1343
1344 /* Must not already be assigned */
1345 if (per_cvt->assigned)
1346 continue;
1347 /* Must be in pin's mux's list of converters */
1348 for (mux_idx = 0; mux_idx < per_pin->num_mux_nids; mux_idx++)
1349 if (per_pin->mux_nids[mux_idx] == per_cvt->cvt_nid)
1350 break;
1351 /* Not in mux list */
1352 if (mux_idx == per_pin->num_mux_nids)
1353 continue;
1354 break;
1355 }
1356
1357 /* No free converters */
1358 if (cvt_idx == spec->num_cvts)
1359 return -ENODEV;
1360
1361 per_pin->mux_idx = mux_idx;
1362
1363 if (cvt_id)
1364 *cvt_id = cvt_idx;
1365 if (mux_id)
1366 *mux_id = mux_idx;
1367
1368 return 0;
1369 }
1370
1371 /* Assure the pin select the right convetor */
1372 static void intel_verify_pin_cvt_connect(struct hda_codec *codec,
1373 struct hdmi_spec_per_pin *per_pin)
1374 {
1375 hda_nid_t pin_nid = per_pin->pin_nid;
1376 int mux_idx, curr;
1377
1378 mux_idx = per_pin->mux_idx;
1379 curr = snd_hda_codec_read(codec, pin_nid, 0,
1380 AC_VERB_GET_CONNECT_SEL, 0);
1381 if (curr != mux_idx)
1382 snd_hda_codec_write_cache(codec, pin_nid, 0,
1383 AC_VERB_SET_CONNECT_SEL,
1384 mux_idx);
1385 }
1386
1387 /* Intel HDMI workaround to fix audio routing issue:
1388 * For some Intel display codecs, pins share the same connection list.
1389 * So a conveter can be selected by multiple pins and playback on any of these
1390 * pins will generate sound on the external display, because audio flows from
1391 * the same converter to the display pipeline. Also muting one pin may make
1392 * other pins have no sound output.
1393 * So this function assures that an assigned converter for a pin is not selected
1394 * by any other pins.
1395 */
1396 static void intel_not_share_assigned_cvt(struct hda_codec *codec,
1397 hda_nid_t pin_nid, int mux_idx)
1398 {
1399 struct hdmi_spec *spec = codec->spec;
1400 hda_nid_t nid;
1401 int cvt_idx, curr;
1402 struct hdmi_spec_per_cvt *per_cvt;
1403
1404 /* configure all pins, including "no physical connection" ones */
1405 for_each_hda_codec_node(nid, codec) {
1406 unsigned int wid_caps = get_wcaps(codec, nid);
1407 unsigned int wid_type = get_wcaps_type(wid_caps);
1408
1409 if (wid_type != AC_WID_PIN)
1410 continue;
1411
1412 if (nid == pin_nid)
1413 continue;
1414
1415 curr = snd_hda_codec_read(codec, nid, 0,
1416 AC_VERB_GET_CONNECT_SEL, 0);
1417 if (curr != mux_idx)
1418 continue;
1419
1420 /* choose an unassigned converter. The conveters in the
1421 * connection list are in the same order as in the codec.
1422 */
1423 for (cvt_idx = 0; cvt_idx < spec->num_cvts; cvt_idx++) {
1424 per_cvt = get_cvt(spec, cvt_idx);
1425 if (!per_cvt->assigned) {
1426 codec_dbg(codec,
1427 "choose cvt %d for pin nid %d\n",
1428 cvt_idx, nid);
1429 snd_hda_codec_write_cache(codec, nid, 0,
1430 AC_VERB_SET_CONNECT_SEL,
1431 cvt_idx);
1432 break;
1433 }
1434 }
1435 }
1436 }
1437
1438 /*
1439 * HDA PCM callbacks
1440 */
1441 static int hdmi_pcm_open(struct hda_pcm_stream *hinfo,
1442 struct hda_codec *codec,
1443 struct snd_pcm_substream *substream)
1444 {
1445 struct hdmi_spec *spec = codec->spec;
1446 struct snd_pcm_runtime *runtime = substream->runtime;
1447 int pin_idx, cvt_idx, mux_idx = 0;
1448 struct hdmi_spec_per_pin *per_pin;
1449 struct hdmi_eld *eld;
1450 struct hdmi_spec_per_cvt *per_cvt = NULL;
1451 int err;
1452
1453 /* Validate hinfo */
1454 pin_idx = hinfo_to_pin_index(codec, hinfo);
1455 if (snd_BUG_ON(pin_idx < 0))
1456 return -EINVAL;
1457 per_pin = get_pin(spec, pin_idx);
1458 eld = &per_pin->sink_eld;
1459
1460 err = hdmi_choose_cvt(codec, pin_idx, &cvt_idx, &mux_idx);
1461 if (err < 0)
1462 return err;
1463
1464 per_cvt = get_cvt(spec, cvt_idx);
1465 /* Claim converter */
1466 per_cvt->assigned = 1;
1467 per_pin->cvt_nid = per_cvt->cvt_nid;
1468 hinfo->nid = per_cvt->cvt_nid;
1469
1470 snd_hda_codec_write_cache(codec, per_pin->pin_nid, 0,
1471 AC_VERB_SET_CONNECT_SEL,
1472 mux_idx);
1473
1474 /* configure unused pins to choose other converters */
1475 if (is_haswell_plus(codec) || is_valleyview_plus(codec))
1476 intel_not_share_assigned_cvt(codec, per_pin->pin_nid, mux_idx);
1477
1478 snd_hda_spdif_ctls_assign(codec, pin_idx, per_cvt->cvt_nid);
1479
1480 /* Initially set the converter's capabilities */
1481 hinfo->channels_min = per_cvt->channels_min;
1482 hinfo->channels_max = per_cvt->channels_max;
1483 hinfo->rates = per_cvt->rates;
1484 hinfo->formats = per_cvt->formats;
1485 hinfo->maxbps = per_cvt->maxbps;
1486
1487 /* Restrict capabilities by ELD if this isn't disabled */
1488 if (!static_hdmi_pcm && eld->eld_valid) {
1489 snd_hdmi_eld_update_pcm_info(&eld->info, hinfo);
1490 if (hinfo->channels_min > hinfo->channels_max ||
1491 !hinfo->rates || !hinfo->formats) {
1492 per_cvt->assigned = 0;
1493 hinfo->nid = 0;
1494 snd_hda_spdif_ctls_unassign(codec, pin_idx);
1495 return -ENODEV;
1496 }
1497 }
1498
1499 /* Store the updated parameters */
1500 runtime->hw.channels_min = hinfo->channels_min;
1501 runtime->hw.channels_max = hinfo->channels_max;
1502 runtime->hw.formats = hinfo->formats;
1503 runtime->hw.rates = hinfo->rates;
1504
1505 snd_pcm_hw_constraint_step(substream->runtime, 0,
1506 SNDRV_PCM_HW_PARAM_CHANNELS, 2);
1507 return 0;
1508 }
1509
1510 /*
1511 * HDA/HDMI auto parsing
1512 */
1513 static int hdmi_read_pin_conn(struct hda_codec *codec, int pin_idx)
1514 {
1515 struct hdmi_spec *spec = codec->spec;
1516 struct hdmi_spec_per_pin *per_pin = get_pin(spec, pin_idx);
1517 hda_nid_t pin_nid = per_pin->pin_nid;
1518
1519 if (!(get_wcaps(codec, pin_nid) & AC_WCAP_CONN_LIST)) {
1520 codec_warn(codec,
1521 "HDMI: pin %d wcaps %#x does not support connection list\n",
1522 pin_nid, get_wcaps(codec, pin_nid));
1523 return -EINVAL;
1524 }
1525
1526 per_pin->num_mux_nids = snd_hda_get_connections(codec, pin_nid,
1527 per_pin->mux_nids,
1528 HDA_MAX_CONNECTIONS);
1529
1530 return 0;
1531 }
1532
1533 static bool hdmi_present_sense(struct hdmi_spec_per_pin *per_pin, int repoll)
1534 {
1535 struct hda_jack_tbl *jack;
1536 struct hda_codec *codec = per_pin->codec;
1537 struct hdmi_spec *spec = codec->spec;
1538 struct hdmi_eld *eld = &spec->temp_eld;
1539 struct hdmi_eld *pin_eld = &per_pin->sink_eld;
1540 hda_nid_t pin_nid = per_pin->pin_nid;
1541 /*
1542 * Always execute a GetPinSense verb here, even when called from
1543 * hdmi_intrinsic_event; for some NVIDIA HW, the unsolicited
1544 * response's PD bit is not the real PD value, but indicates that
1545 * the real PD value changed. An older version of the HD-audio
1546 * specification worked this way. Hence, we just ignore the data in
1547 * the unsolicited response to avoid custom WARs.
1548 */
1549 int present;
1550 bool update_eld = false;
1551 bool eld_changed = false;
1552 bool ret;
1553
1554 snd_hda_power_up_pm(codec);
1555 present = snd_hda_pin_sense(codec, pin_nid);
1556
1557 mutex_lock(&per_pin->lock);
1558 pin_eld->monitor_present = !!(present & AC_PINSENSE_PRESENCE);
1559 if (pin_eld->monitor_present)
1560 eld->eld_valid = !!(present & AC_PINSENSE_ELDV);
1561 else
1562 eld->eld_valid = false;
1563
1564 codec_dbg(codec,
1565 "HDMI status: Codec=%d Pin=%d Presence_Detect=%d ELD_Valid=%d\n",
1566 codec->addr, pin_nid, pin_eld->monitor_present, eld->eld_valid);
1567
1568 if (eld->eld_valid) {
1569 if (spec->ops.pin_get_eld(codec, pin_nid, eld->eld_buffer,
1570 &eld->eld_size) < 0)
1571 eld->eld_valid = false;
1572 else {
1573 memset(&eld->info, 0, sizeof(struct parsed_hdmi_eld));
1574 if (snd_hdmi_parse_eld(codec, &eld->info, eld->eld_buffer,
1575 eld->eld_size) < 0)
1576 eld->eld_valid = false;
1577 }
1578
1579 if (eld->eld_valid) {
1580 snd_hdmi_show_eld(codec, &eld->info);
1581 update_eld = true;
1582 }
1583 else if (repoll) {
1584 schedule_delayed_work(&per_pin->work,
1585 msecs_to_jiffies(300));
1586 goto unlock;
1587 }
1588 }
1589
1590 if (pin_eld->eld_valid != eld->eld_valid)
1591 eld_changed = true;
1592
1593 if (pin_eld->eld_valid && !eld->eld_valid)
1594 update_eld = true;
1595
1596 if (update_eld) {
1597 bool old_eld_valid = pin_eld->eld_valid;
1598 pin_eld->eld_valid = eld->eld_valid;
1599 if (pin_eld->eld_size != eld->eld_size ||
1600 memcmp(pin_eld->eld_buffer, eld->eld_buffer,
1601 eld->eld_size) != 0) {
1602 memcpy(pin_eld->eld_buffer, eld->eld_buffer,
1603 eld->eld_size);
1604 eld_changed = true;
1605 }
1606 pin_eld->eld_size = eld->eld_size;
1607 pin_eld->info = eld->info;
1608
1609 /*
1610 * Re-setup pin and infoframe. This is needed e.g. when
1611 * - sink is first plugged-in (infoframe is not set up if !monitor_present)
1612 * - transcoder can change during stream playback on Haswell
1613 * and this can make HW reset converter selection on a pin.
1614 */
1615 if (eld->eld_valid && !old_eld_valid && per_pin->setup) {
1616 if (is_haswell_plus(codec) ||
1617 is_valleyview_plus(codec)) {
1618 intel_verify_pin_cvt_connect(codec, per_pin);
1619 intel_not_share_assigned_cvt(codec, pin_nid,
1620 per_pin->mux_idx);
1621 }
1622
1623 hdmi_setup_audio_infoframe(codec, per_pin,
1624 per_pin->non_pcm);
1625 }
1626 }
1627
1628 if (eld_changed)
1629 snd_ctl_notify(codec->card,
1630 SNDRV_CTL_EVENT_MASK_VALUE | SNDRV_CTL_EVENT_MASK_INFO,
1631 &per_pin->eld_ctl->id);
1632 unlock:
1633 ret = !repoll || !pin_eld->monitor_present || pin_eld->eld_valid;
1634
1635 jack = snd_hda_jack_tbl_get(codec, pin_nid);
1636 if (jack)
1637 jack->block_report = !ret;
1638
1639 mutex_unlock(&per_pin->lock);
1640 snd_hda_power_down_pm(codec);
1641 return ret;
1642 }
1643
1644 static void hdmi_repoll_eld(struct work_struct *work)
1645 {
1646 struct hdmi_spec_per_pin *per_pin =
1647 container_of(to_delayed_work(work), struct hdmi_spec_per_pin, work);
1648
1649 if (per_pin->repoll_count++ > 6)
1650 per_pin->repoll_count = 0;
1651
1652 if (hdmi_present_sense(per_pin, per_pin->repoll_count))
1653 snd_hda_jack_report_sync(per_pin->codec);
1654 }
1655
1656 static void intel_haswell_fixup_connect_list(struct hda_codec *codec,
1657 hda_nid_t nid);
1658
1659 static int hdmi_add_pin(struct hda_codec *codec, hda_nid_t pin_nid)
1660 {
1661 struct hdmi_spec *spec = codec->spec;
1662 unsigned int caps, config;
1663 int pin_idx;
1664 struct hdmi_spec_per_pin *per_pin;
1665 int err;
1666
1667 caps = snd_hda_query_pin_caps(codec, pin_nid);
1668 if (!(caps & (AC_PINCAP_HDMI | AC_PINCAP_DP)))
1669 return 0;
1670
1671 config = snd_hda_codec_get_pincfg(codec, pin_nid);
1672 if (get_defcfg_connect(config) == AC_JACK_PORT_NONE)
1673 return 0;
1674
1675 if (is_haswell_plus(codec))
1676 intel_haswell_fixup_connect_list(codec, pin_nid);
1677
1678 pin_idx = spec->num_pins;
1679 per_pin = snd_array_new(&spec->pins);
1680 if (!per_pin)
1681 return -ENOMEM;
1682
1683 per_pin->pin_nid = pin_nid;
1684 per_pin->non_pcm = false;
1685
1686 err = hdmi_read_pin_conn(codec, pin_idx);
1687 if (err < 0)
1688 return err;
1689
1690 spec->num_pins++;
1691
1692 return 0;
1693 }
1694
1695 static int hdmi_add_cvt(struct hda_codec *codec, hda_nid_t cvt_nid)
1696 {
1697 struct hdmi_spec *spec = codec->spec;
1698 struct hdmi_spec_per_cvt *per_cvt;
1699 unsigned int chans;
1700 int err;
1701
1702 chans = get_wcaps(codec, cvt_nid);
1703 chans = get_wcaps_channels(chans);
1704
1705 per_cvt = snd_array_new(&spec->cvts);
1706 if (!per_cvt)
1707 return -ENOMEM;
1708
1709 per_cvt->cvt_nid = cvt_nid;
1710 per_cvt->channels_min = 2;
1711 if (chans <= 16) {
1712 per_cvt->channels_max = chans;
1713 if (chans > spec->channels_max)
1714 spec->channels_max = chans;
1715 }
1716
1717 err = snd_hda_query_supported_pcm(codec, cvt_nid,
1718 &per_cvt->rates,
1719 &per_cvt->formats,
1720 &per_cvt->maxbps);
1721 if (err < 0)
1722 return err;
1723
1724 if (spec->num_cvts < ARRAY_SIZE(spec->cvt_nids))
1725 spec->cvt_nids[spec->num_cvts] = cvt_nid;
1726 spec->num_cvts++;
1727
1728 return 0;
1729 }
1730
1731 static int hdmi_parse_codec(struct hda_codec *codec)
1732 {
1733 hda_nid_t nid;
1734 int i, nodes;
1735
1736 nodes = snd_hda_get_sub_nodes(codec, codec->core.afg, &nid);
1737 if (!nid || nodes < 0) {
1738 codec_warn(codec, "HDMI: failed to get afg sub nodes\n");
1739 return -EINVAL;
1740 }
1741
1742 for (i = 0; i < nodes; i++, nid++) {
1743 unsigned int caps;
1744 unsigned int type;
1745
1746 caps = get_wcaps(codec, nid);
1747 type = get_wcaps_type(caps);
1748
1749 if (!(caps & AC_WCAP_DIGITAL))
1750 continue;
1751
1752 switch (type) {
1753 case AC_WID_AUD_OUT:
1754 hdmi_add_cvt(codec, nid);
1755 break;
1756 case AC_WID_PIN:
1757 hdmi_add_pin(codec, nid);
1758 break;
1759 }
1760 }
1761
1762 return 0;
1763 }
1764
1765 /*
1766 */
1767 static bool check_non_pcm_per_cvt(struct hda_codec *codec, hda_nid_t cvt_nid)
1768 {
1769 struct hda_spdif_out *spdif;
1770 bool non_pcm;
1771
1772 mutex_lock(&codec->spdif_mutex);
1773 spdif = snd_hda_spdif_out_of_nid(codec, cvt_nid);
1774 non_pcm = !!(spdif->status & IEC958_AES0_NONAUDIO);
1775 mutex_unlock(&codec->spdif_mutex);
1776 return non_pcm;
1777 }
1778
1779 /* There is a fixed mapping between audio pin node and display port
1780 * on current Intel platforms:
1781 * Pin Widget 5 - PORT B (port = 1 in i915 driver)
1782 * Pin Widget 6 - PORT C (port = 2 in i915 driver)
1783 * Pin Widget 7 - PORT D (port = 3 in i915 driver)
1784 */
1785 static int intel_pin2port(hda_nid_t pin_nid)
1786 {
1787 return pin_nid - 4;
1788 }
1789
1790 /*
1791 * HDMI callbacks
1792 */
1793
1794 static int generic_hdmi_playback_pcm_prepare(struct hda_pcm_stream *hinfo,
1795 struct hda_codec *codec,
1796 unsigned int stream_tag,
1797 unsigned int format,
1798 struct snd_pcm_substream *substream)
1799 {
1800 hda_nid_t cvt_nid = hinfo->nid;
1801 struct hdmi_spec *spec = codec->spec;
1802 int pin_idx = hinfo_to_pin_index(codec, hinfo);
1803 struct hdmi_spec_per_pin *per_pin = get_pin(spec, pin_idx);
1804 hda_nid_t pin_nid = per_pin->pin_nid;
1805 struct snd_pcm_runtime *runtime = substream->runtime;
1806 struct i915_audio_component *acomp = codec->bus->core.audio_component;
1807 bool non_pcm;
1808 int pinctl;
1809
1810 if (is_haswell_plus(codec) || is_valleyview_plus(codec)) {
1811 /* Verify pin:cvt selections to avoid silent audio after S3.
1812 * After S3, the audio driver restores pin:cvt selections
1813 * but this can happen before gfx is ready and such selection
1814 * is overlooked by HW. Thus multiple pins can share a same
1815 * default convertor and mute control will affect each other,
1816 * which can cause a resumed audio playback become silent
1817 * after S3.
1818 */
1819 intel_verify_pin_cvt_connect(codec, per_pin);
1820 intel_not_share_assigned_cvt(codec, pin_nid, per_pin->mux_idx);
1821 }
1822
1823 /* Call sync_audio_rate to set the N/CTS/M manually if necessary */
1824 /* Todo: add DP1.2 MST audio support later */
1825 if (acomp && acomp->ops && acomp->ops->sync_audio_rate)
1826 acomp->ops->sync_audio_rate(acomp->dev,
1827 intel_pin2port(pin_nid),
1828 runtime->rate);
1829
1830 non_pcm = check_non_pcm_per_cvt(codec, cvt_nid);
1831 mutex_lock(&per_pin->lock);
1832 per_pin->channels = substream->runtime->channels;
1833 per_pin->setup = true;
1834
1835 hdmi_setup_audio_infoframe(codec, per_pin, non_pcm);
1836 mutex_unlock(&per_pin->lock);
1837
1838 if (spec->dyn_pin_out) {
1839 pinctl = snd_hda_codec_read(codec, pin_nid, 0,
1840 AC_VERB_GET_PIN_WIDGET_CONTROL, 0);
1841 snd_hda_codec_write(codec, pin_nid, 0,
1842 AC_VERB_SET_PIN_WIDGET_CONTROL,
1843 pinctl | PIN_OUT);
1844 }
1845
1846 return spec->ops.setup_stream(codec, cvt_nid, pin_nid, stream_tag, format);
1847 }
1848
1849 static int generic_hdmi_playback_pcm_cleanup(struct hda_pcm_stream *hinfo,
1850 struct hda_codec *codec,
1851 struct snd_pcm_substream *substream)
1852 {
1853 snd_hda_codec_cleanup_stream(codec, hinfo->nid);
1854 return 0;
1855 }
1856
1857 static int hdmi_pcm_close(struct hda_pcm_stream *hinfo,
1858 struct hda_codec *codec,
1859 struct snd_pcm_substream *substream)
1860 {
1861 struct hdmi_spec *spec = codec->spec;
1862 int cvt_idx, pin_idx;
1863 struct hdmi_spec_per_cvt *per_cvt;
1864 struct hdmi_spec_per_pin *per_pin;
1865 int pinctl;
1866
1867 if (hinfo->nid) {
1868 cvt_idx = cvt_nid_to_cvt_index(codec, hinfo->nid);
1869 if (snd_BUG_ON(cvt_idx < 0))
1870 return -EINVAL;
1871 per_cvt = get_cvt(spec, cvt_idx);
1872
1873 snd_BUG_ON(!per_cvt->assigned);
1874 per_cvt->assigned = 0;
1875 hinfo->nid = 0;
1876
1877 pin_idx = hinfo_to_pin_index(codec, hinfo);
1878 if (snd_BUG_ON(pin_idx < 0))
1879 return -EINVAL;
1880 per_pin = get_pin(spec, pin_idx);
1881
1882 if (spec->dyn_pin_out) {
1883 pinctl = snd_hda_codec_read(codec, per_pin->pin_nid, 0,
1884 AC_VERB_GET_PIN_WIDGET_CONTROL, 0);
1885 snd_hda_codec_write(codec, per_pin->pin_nid, 0,
1886 AC_VERB_SET_PIN_WIDGET_CONTROL,
1887 pinctl & ~PIN_OUT);
1888 }
1889
1890 snd_hda_spdif_ctls_unassign(codec, pin_idx);
1891
1892 mutex_lock(&per_pin->lock);
1893 per_pin->chmap_set = false;
1894 memset(per_pin->chmap, 0, sizeof(per_pin->chmap));
1895
1896 per_pin->setup = false;
1897 per_pin->channels = 0;
1898 mutex_unlock(&per_pin->lock);
1899 }
1900
1901 return 0;
1902 }
1903
1904 static const struct hda_pcm_ops generic_ops = {
1905 .open = hdmi_pcm_open,
1906 .close = hdmi_pcm_close,
1907 .prepare = generic_hdmi_playback_pcm_prepare,
1908 .cleanup = generic_hdmi_playback_pcm_cleanup,
1909 };
1910
1911 /*
1912 * ALSA API channel-map control callbacks
1913 */
1914 static int hdmi_chmap_ctl_info(struct snd_kcontrol *kcontrol,
1915 struct snd_ctl_elem_info *uinfo)
1916 {
1917 struct snd_pcm_chmap *info = snd_kcontrol_chip(kcontrol);
1918 struct hda_codec *codec = info->private_data;
1919 struct hdmi_spec *spec = codec->spec;
1920 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
1921 uinfo->count = spec->channels_max;
1922 uinfo->value.integer.min = 0;
1923 uinfo->value.integer.max = SNDRV_CHMAP_LAST;
1924 return 0;
1925 }
1926
1927 static int hdmi_chmap_cea_alloc_validate_get_type(struct cea_channel_speaker_allocation *cap,
1928 int channels)
1929 {
1930 /* If the speaker allocation matches the channel count, it is OK.*/
1931 if (cap->channels != channels)
1932 return -1;
1933
1934 /* all channels are remappable freely */
1935 return SNDRV_CTL_TLVT_CHMAP_VAR;
1936 }
1937
1938 static void hdmi_cea_alloc_to_tlv_chmap(struct cea_channel_speaker_allocation *cap,
1939 unsigned int *chmap, int channels)
1940 {
1941 int count = 0;
1942 int c;
1943
1944 for (c = 7; c >= 0; c--) {
1945 int spk = cap->speakers[c];
1946 if (!spk)
1947 continue;
1948
1949 chmap[count++] = spk_to_chmap(spk);
1950 }
1951
1952 WARN_ON(count != channels);
1953 }
1954
1955 static int hdmi_chmap_ctl_tlv(struct snd_kcontrol *kcontrol, int op_flag,
1956 unsigned int size, unsigned int __user *tlv)
1957 {
1958 struct snd_pcm_chmap *info = snd_kcontrol_chip(kcontrol);
1959 struct hda_codec *codec = info->private_data;
1960 struct hdmi_spec *spec = codec->spec;
1961 unsigned int __user *dst;
1962 int chs, count = 0;
1963
1964 if (size < 8)
1965 return -ENOMEM;
1966 if (put_user(SNDRV_CTL_TLVT_CONTAINER, tlv))
1967 return -EFAULT;
1968 size -= 8;
1969 dst = tlv + 2;
1970 for (chs = 2; chs <= spec->channels_max; chs++) {
1971 int i;
1972 struct cea_channel_speaker_allocation *cap;
1973 cap = channel_allocations;
1974 for (i = 0; i < ARRAY_SIZE(channel_allocations); i++, cap++) {
1975 int chs_bytes = chs * 4;
1976 int type = spec->ops.chmap_cea_alloc_validate_get_type(cap, chs);
1977 unsigned int tlv_chmap[8];
1978
1979 if (type < 0)
1980 continue;
1981 if (size < 8)
1982 return -ENOMEM;
1983 if (put_user(type, dst) ||
1984 put_user(chs_bytes, dst + 1))
1985 return -EFAULT;
1986 dst += 2;
1987 size -= 8;
1988 count += 8;
1989 if (size < chs_bytes)
1990 return -ENOMEM;
1991 size -= chs_bytes;
1992 count += chs_bytes;
1993 spec->ops.cea_alloc_to_tlv_chmap(cap, tlv_chmap, chs);
1994 if (copy_to_user(dst, tlv_chmap, chs_bytes))
1995 return -EFAULT;
1996 dst += chs;
1997 }
1998 }
1999 if (put_user(count, tlv + 1))
2000 return -EFAULT;
2001 return 0;
2002 }
2003
2004 static int hdmi_chmap_ctl_get(struct snd_kcontrol *kcontrol,
2005 struct snd_ctl_elem_value *ucontrol)
2006 {
2007 struct snd_pcm_chmap *info = snd_kcontrol_chip(kcontrol);
2008 struct hda_codec *codec = info->private_data;
2009 struct hdmi_spec *spec = codec->spec;
2010 int pin_idx = kcontrol->private_value;
2011 struct hdmi_spec_per_pin *per_pin = get_pin(spec, pin_idx);
2012 int i;
2013
2014 for (i = 0; i < ARRAY_SIZE(per_pin->chmap); i++)
2015 ucontrol->value.integer.value[i] = per_pin->chmap[i];
2016 return 0;
2017 }
2018
2019 static int hdmi_chmap_ctl_put(struct snd_kcontrol *kcontrol,
2020 struct snd_ctl_elem_value *ucontrol)
2021 {
2022 struct snd_pcm_chmap *info = snd_kcontrol_chip(kcontrol);
2023 struct hda_codec *codec = info->private_data;
2024 struct hdmi_spec *spec = codec->spec;
2025 int pin_idx = kcontrol->private_value;
2026 struct hdmi_spec_per_pin *per_pin = get_pin(spec, pin_idx);
2027 unsigned int ctl_idx;
2028 struct snd_pcm_substream *substream;
2029 unsigned char chmap[8];
2030 int i, err, ca, prepared = 0;
2031
2032 ctl_idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
2033 substream = snd_pcm_chmap_substream(info, ctl_idx);
2034 if (!substream || !substream->runtime)
2035 return 0; /* just for avoiding error from alsactl restore */
2036 switch (substream->runtime->status->state) {
2037 case SNDRV_PCM_STATE_OPEN:
2038 case SNDRV_PCM_STATE_SETUP:
2039 break;
2040 case SNDRV_PCM_STATE_PREPARED:
2041 prepared = 1;
2042 break;
2043 default:
2044 return -EBUSY;
2045 }
2046 memset(chmap, 0, sizeof(chmap));
2047 for (i = 0; i < ARRAY_SIZE(chmap); i++)
2048 chmap[i] = ucontrol->value.integer.value[i];
2049 if (!memcmp(chmap, per_pin->chmap, sizeof(chmap)))
2050 return 0;
2051 ca = hdmi_manual_channel_allocation(ARRAY_SIZE(chmap), chmap);
2052 if (ca < 0)
2053 return -EINVAL;
2054 if (spec->ops.chmap_validate) {
2055 err = spec->ops.chmap_validate(ca, ARRAY_SIZE(chmap), chmap);
2056 if (err)
2057 return err;
2058 }
2059 mutex_lock(&per_pin->lock);
2060 per_pin->chmap_set = true;
2061 memcpy(per_pin->chmap, chmap, sizeof(chmap));
2062 if (prepared)
2063 hdmi_setup_audio_infoframe(codec, per_pin, per_pin->non_pcm);
2064 mutex_unlock(&per_pin->lock);
2065
2066 return 0;
2067 }
2068
2069 static int generic_hdmi_build_pcms(struct hda_codec *codec)
2070 {
2071 struct hdmi_spec *spec = codec->spec;
2072 int pin_idx;
2073
2074 for (pin_idx = 0; pin_idx < spec->num_pins; pin_idx++) {
2075 struct hda_pcm *info;
2076 struct hda_pcm_stream *pstr;
2077
2078 info = snd_hda_codec_pcm_new(codec, "HDMI %d", pin_idx);
2079 if (!info)
2080 return -ENOMEM;
2081 spec->pcm_rec[pin_idx] = info;
2082 info->pcm_type = HDA_PCM_TYPE_HDMI;
2083 info->own_chmap = true;
2084
2085 pstr = &info->stream[SNDRV_PCM_STREAM_PLAYBACK];
2086 pstr->substreams = 1;
2087 pstr->ops = generic_ops;
2088 /* other pstr fields are set in open */
2089 }
2090
2091 return 0;
2092 }
2093
2094 static int generic_hdmi_build_jack(struct hda_codec *codec, int pin_idx)
2095 {
2096 char hdmi_str[32] = "HDMI/DP";
2097 struct hdmi_spec *spec = codec->spec;
2098 struct hdmi_spec_per_pin *per_pin = get_pin(spec, pin_idx);
2099 int pcmdev = get_pcm_rec(spec, pin_idx)->device;
2100 bool phantom_jack;
2101
2102 if (pcmdev > 0)
2103 sprintf(hdmi_str + strlen(hdmi_str), ",pcm=%d", pcmdev);
2104 phantom_jack = !is_jack_detectable(codec, per_pin->pin_nid);
2105 if (phantom_jack)
2106 strncat(hdmi_str, " Phantom",
2107 sizeof(hdmi_str) - strlen(hdmi_str) - 1);
2108
2109 return snd_hda_jack_add_kctl(codec, per_pin->pin_nid, hdmi_str,
2110 phantom_jack);
2111 }
2112
2113 static int generic_hdmi_build_controls(struct hda_codec *codec)
2114 {
2115 struct hdmi_spec *spec = codec->spec;
2116 int err;
2117 int pin_idx;
2118
2119 for (pin_idx = 0; pin_idx < spec->num_pins; pin_idx++) {
2120 struct hdmi_spec_per_pin *per_pin = get_pin(spec, pin_idx);
2121
2122 err = generic_hdmi_build_jack(codec, pin_idx);
2123 if (err < 0)
2124 return err;
2125
2126 err = snd_hda_create_dig_out_ctls(codec,
2127 per_pin->pin_nid,
2128 per_pin->mux_nids[0],
2129 HDA_PCM_TYPE_HDMI);
2130 if (err < 0)
2131 return err;
2132 snd_hda_spdif_ctls_unassign(codec, pin_idx);
2133
2134 /* add control for ELD Bytes */
2135 err = hdmi_create_eld_ctl(codec, pin_idx,
2136 get_pcm_rec(spec, pin_idx)->device);
2137
2138 if (err < 0)
2139 return err;
2140
2141 hdmi_present_sense(per_pin, 0);
2142 }
2143
2144 /* add channel maps */
2145 for (pin_idx = 0; pin_idx < spec->num_pins; pin_idx++) {
2146 struct hda_pcm *pcm;
2147 struct snd_pcm_chmap *chmap;
2148 struct snd_kcontrol *kctl;
2149 int i;
2150
2151 pcm = spec->pcm_rec[pin_idx];
2152 if (!pcm || !pcm->pcm)
2153 break;
2154 err = snd_pcm_add_chmap_ctls(pcm->pcm,
2155 SNDRV_PCM_STREAM_PLAYBACK,
2156 NULL, 0, pin_idx, &chmap);
2157 if (err < 0)
2158 return err;
2159 /* override handlers */
2160 chmap->private_data = codec;
2161 kctl = chmap->kctl;
2162 for (i = 0; i < kctl->count; i++)
2163 kctl->vd[i].access |= SNDRV_CTL_ELEM_ACCESS_WRITE;
2164 kctl->info = hdmi_chmap_ctl_info;
2165 kctl->get = hdmi_chmap_ctl_get;
2166 kctl->put = hdmi_chmap_ctl_put;
2167 kctl->tlv.c = hdmi_chmap_ctl_tlv;
2168 }
2169
2170 return 0;
2171 }
2172
2173 static int generic_hdmi_init_per_pins(struct hda_codec *codec)
2174 {
2175 struct hdmi_spec *spec = codec->spec;
2176 int pin_idx;
2177
2178 for (pin_idx = 0; pin_idx < spec->num_pins; pin_idx++) {
2179 struct hdmi_spec_per_pin *per_pin = get_pin(spec, pin_idx);
2180
2181 per_pin->codec = codec;
2182 mutex_init(&per_pin->lock);
2183 INIT_DELAYED_WORK(&per_pin->work, hdmi_repoll_eld);
2184 eld_proc_new(per_pin, pin_idx);
2185 }
2186 return 0;
2187 }
2188
2189 static int generic_hdmi_init(struct hda_codec *codec)
2190 {
2191 struct hdmi_spec *spec = codec->spec;
2192 int pin_idx;
2193
2194 for (pin_idx = 0; pin_idx < spec->num_pins; pin_idx++) {
2195 struct hdmi_spec_per_pin *per_pin = get_pin(spec, pin_idx);
2196 hda_nid_t pin_nid = per_pin->pin_nid;
2197
2198 hdmi_init_pin(codec, pin_nid);
2199 snd_hda_jack_detect_enable_callback(codec, pin_nid,
2200 codec->jackpoll_interval > 0 ? jack_callback : NULL);
2201 }
2202 return 0;
2203 }
2204
2205 static void hdmi_array_init(struct hdmi_spec *spec, int nums)
2206 {
2207 snd_array_init(&spec->pins, sizeof(struct hdmi_spec_per_pin), nums);
2208 snd_array_init(&spec->cvts, sizeof(struct hdmi_spec_per_cvt), nums);
2209 }
2210
2211 static void hdmi_array_free(struct hdmi_spec *spec)
2212 {
2213 snd_array_free(&spec->pins);
2214 snd_array_free(&spec->cvts);
2215 }
2216
2217 static void generic_hdmi_free(struct hda_codec *codec)
2218 {
2219 struct hdmi_spec *spec = codec->spec;
2220 int pin_idx;
2221
2222 if (is_haswell_plus(codec) || is_valleyview_plus(codec))
2223 snd_hdac_i915_register_notifier(NULL);
2224
2225 for (pin_idx = 0; pin_idx < spec->num_pins; pin_idx++) {
2226 struct hdmi_spec_per_pin *per_pin = get_pin(spec, pin_idx);
2227
2228 cancel_delayed_work_sync(&per_pin->work);
2229 eld_proc_free(per_pin);
2230 }
2231
2232 hdmi_array_free(spec);
2233 kfree(spec);
2234 }
2235
2236 #ifdef CONFIG_PM
2237 static int generic_hdmi_resume(struct hda_codec *codec)
2238 {
2239 struct hdmi_spec *spec = codec->spec;
2240 int pin_idx;
2241
2242 codec->patch_ops.init(codec);
2243 regcache_sync(codec->core.regmap);
2244
2245 for (pin_idx = 0; pin_idx < spec->num_pins; pin_idx++) {
2246 struct hdmi_spec_per_pin *per_pin = get_pin(spec, pin_idx);
2247 hdmi_present_sense(per_pin, 1);
2248 }
2249 return 0;
2250 }
2251 #endif
2252
2253 static const struct hda_codec_ops generic_hdmi_patch_ops = {
2254 .init = generic_hdmi_init,
2255 .free = generic_hdmi_free,
2256 .build_pcms = generic_hdmi_build_pcms,
2257 .build_controls = generic_hdmi_build_controls,
2258 .unsol_event = hdmi_unsol_event,
2259 #ifdef CONFIG_PM
2260 .resume = generic_hdmi_resume,
2261 #endif
2262 };
2263
2264 static const struct hdmi_ops generic_standard_hdmi_ops = {
2265 .pin_get_eld = snd_hdmi_get_eld,
2266 .pin_get_slot_channel = hdmi_pin_get_slot_channel,
2267 .pin_set_slot_channel = hdmi_pin_set_slot_channel,
2268 .pin_setup_infoframe = hdmi_pin_setup_infoframe,
2269 .pin_hbr_setup = hdmi_pin_hbr_setup,
2270 .setup_stream = hdmi_setup_stream,
2271 .chmap_cea_alloc_validate_get_type = hdmi_chmap_cea_alloc_validate_get_type,
2272 .cea_alloc_to_tlv_chmap = hdmi_cea_alloc_to_tlv_chmap,
2273 };
2274
2275
2276 static void intel_haswell_fixup_connect_list(struct hda_codec *codec,
2277 hda_nid_t nid)
2278 {
2279 struct hdmi_spec *spec = codec->spec;
2280 hda_nid_t conns[4];
2281 int nconns;
2282
2283 nconns = snd_hda_get_connections(codec, nid, conns, ARRAY_SIZE(conns));
2284 if (nconns == spec->num_cvts &&
2285 !memcmp(conns, spec->cvt_nids, spec->num_cvts * sizeof(hda_nid_t)))
2286 return;
2287
2288 /* override pins connection list */
2289 codec_dbg(codec, "hdmi: haswell: override pin connection 0x%x\n", nid);
2290 snd_hda_override_conn_list(codec, nid, spec->num_cvts, spec->cvt_nids);
2291 }
2292
2293 #define INTEL_VENDOR_NID 0x08
2294 #define INTEL_GET_VENDOR_VERB 0xf81
2295 #define INTEL_SET_VENDOR_VERB 0x781
2296 #define INTEL_EN_DP12 0x02 /* enable DP 1.2 features */
2297 #define INTEL_EN_ALL_PIN_CVTS 0x01 /* enable 2nd & 3rd pins and convertors */
2298
2299 static void intel_haswell_enable_all_pins(struct hda_codec *codec,
2300 bool update_tree)
2301 {
2302 unsigned int vendor_param;
2303
2304 vendor_param = snd_hda_codec_read(codec, INTEL_VENDOR_NID, 0,
2305 INTEL_GET_VENDOR_VERB, 0);
2306 if (vendor_param == -1 || vendor_param & INTEL_EN_ALL_PIN_CVTS)
2307 return;
2308
2309 vendor_param |= INTEL_EN_ALL_PIN_CVTS;
2310 vendor_param = snd_hda_codec_read(codec, INTEL_VENDOR_NID, 0,
2311 INTEL_SET_VENDOR_VERB, vendor_param);
2312 if (vendor_param == -1)
2313 return;
2314
2315 if (update_tree)
2316 snd_hda_codec_update_widgets(codec);
2317 }
2318
2319 static void intel_haswell_fixup_enable_dp12(struct hda_codec *codec)
2320 {
2321 unsigned int vendor_param;
2322
2323 vendor_param = snd_hda_codec_read(codec, INTEL_VENDOR_NID, 0,
2324 INTEL_GET_VENDOR_VERB, 0);
2325 if (vendor_param == -1 || vendor_param & INTEL_EN_DP12)
2326 return;
2327
2328 /* enable DP1.2 mode */
2329 vendor_param |= INTEL_EN_DP12;
2330 snd_hdac_regmap_add_vendor_verb(&codec->core, INTEL_SET_VENDOR_VERB);
2331 snd_hda_codec_write_cache(codec, INTEL_VENDOR_NID, 0,
2332 INTEL_SET_VENDOR_VERB, vendor_param);
2333 }
2334
2335 /* Haswell needs to re-issue the vendor-specific verbs before turning to D0.
2336 * Otherwise you may get severe h/w communication errors.
2337 */
2338 static void haswell_set_power_state(struct hda_codec *codec, hda_nid_t fg,
2339 unsigned int power_state)
2340 {
2341 if (power_state == AC_PWRST_D0) {
2342 intel_haswell_enable_all_pins(codec, false);
2343 intel_haswell_fixup_enable_dp12(codec);
2344 }
2345
2346 snd_hda_codec_read(codec, fg, 0, AC_VERB_SET_POWER_STATE, power_state);
2347 snd_hda_codec_set_power_to_all(codec, fg, power_state);
2348 }
2349
2350 static void intel_pin_eld_notify(void *audio_ptr, int port)
2351 {
2352 struct hda_codec *codec = audio_ptr;
2353 int pin_nid = port + 0x04;
2354
2355 check_presence_and_report(codec, pin_nid);
2356 }
2357
2358 static int patch_generic_hdmi(struct hda_codec *codec)
2359 {
2360 struct hdmi_spec *spec;
2361
2362 spec = kzalloc(sizeof(*spec), GFP_KERNEL);
2363 if (spec == NULL)
2364 return -ENOMEM;
2365
2366 spec->ops = generic_standard_hdmi_ops;
2367 codec->spec = spec;
2368 hdmi_array_init(spec, 4);
2369
2370 if (is_haswell_plus(codec)) {
2371 intel_haswell_enable_all_pins(codec, true);
2372 intel_haswell_fixup_enable_dp12(codec);
2373 }
2374
2375 /* For Valleyview/Cherryview, only the display codec is in the display
2376 * power well and can use link_power ops to request/release the power.
2377 * For Haswell/Broadwell, the controller is also in the power well and
2378 * can cover the codec power request, and so need not set this flag.
2379 * For previous platforms, there is no such power well feature.
2380 */
2381 if (is_valleyview_plus(codec) || is_skylake(codec) ||
2382 is_broxton(codec))
2383 codec->core.link_power_control = 1;
2384
2385 if (is_haswell_plus(codec) || is_valleyview_plus(codec)) {
2386 codec->depop_delay = 0;
2387 spec->i915_audio_ops.audio_ptr = codec;
2388 spec->i915_audio_ops.pin_eld_notify = intel_pin_eld_notify;
2389 snd_hdac_i915_register_notifier(&spec->i915_audio_ops);
2390 }
2391
2392 if (hdmi_parse_codec(codec) < 0) {
2393 codec->spec = NULL;
2394 kfree(spec);
2395 return -EINVAL;
2396 }
2397 codec->patch_ops = generic_hdmi_patch_ops;
2398 if (is_haswell_plus(codec)) {
2399 codec->patch_ops.set_power_state = haswell_set_power_state;
2400 codec->dp_mst = true;
2401 }
2402
2403 /* Enable runtime pm for HDMI audio codec of HSW/BDW/SKL/BYT/BSW */
2404 if (is_haswell_plus(codec) || is_valleyview_plus(codec))
2405 codec->auto_runtime_pm = 1;
2406
2407 generic_hdmi_init_per_pins(codec);
2408
2409 init_channel_allocations();
2410
2411 return 0;
2412 }
2413
2414 /*
2415 * Shared non-generic implementations
2416 */
2417
2418 static int simple_playback_build_pcms(struct hda_codec *codec)
2419 {
2420 struct hdmi_spec *spec = codec->spec;
2421 struct hda_pcm *info;
2422 unsigned int chans;
2423 struct hda_pcm_stream *pstr;
2424 struct hdmi_spec_per_cvt *per_cvt;
2425
2426 per_cvt = get_cvt(spec, 0);
2427 chans = get_wcaps(codec, per_cvt->cvt_nid);
2428 chans = get_wcaps_channels(chans);
2429
2430 info = snd_hda_codec_pcm_new(codec, "HDMI 0");
2431 if (!info)
2432 return -ENOMEM;
2433 spec->pcm_rec[0] = info;
2434 info->pcm_type = HDA_PCM_TYPE_HDMI;
2435 pstr = &info->stream[SNDRV_PCM_STREAM_PLAYBACK];
2436 *pstr = spec->pcm_playback;
2437 pstr->nid = per_cvt->cvt_nid;
2438 if (pstr->channels_max <= 2 && chans && chans <= 16)
2439 pstr->channels_max = chans;
2440
2441 return 0;
2442 }
2443
2444 /* unsolicited event for jack sensing */
2445 static void simple_hdmi_unsol_event(struct hda_codec *codec,
2446 unsigned int res)
2447 {
2448 snd_hda_jack_set_dirty_all(codec);
2449 snd_hda_jack_report_sync(codec);
2450 }
2451
2452 /* generic_hdmi_build_jack can be used for simple_hdmi, too,
2453 * as long as spec->pins[] is set correctly
2454 */
2455 #define simple_hdmi_build_jack generic_hdmi_build_jack
2456
2457 static int simple_playback_build_controls(struct hda_codec *codec)
2458 {
2459 struct hdmi_spec *spec = codec->spec;
2460 struct hdmi_spec_per_cvt *per_cvt;
2461 int err;
2462
2463 per_cvt = get_cvt(spec, 0);
2464 err = snd_hda_create_dig_out_ctls(codec, per_cvt->cvt_nid,
2465 per_cvt->cvt_nid,
2466 HDA_PCM_TYPE_HDMI);
2467 if (err < 0)
2468 return err;
2469 return simple_hdmi_build_jack(codec, 0);
2470 }
2471
2472 static int simple_playback_init(struct hda_codec *codec)
2473 {
2474 struct hdmi_spec *spec = codec->spec;
2475 struct hdmi_spec_per_pin *per_pin = get_pin(spec, 0);
2476 hda_nid_t pin = per_pin->pin_nid;
2477
2478 snd_hda_codec_write(codec, pin, 0,
2479 AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT);
2480 /* some codecs require to unmute the pin */
2481 if (get_wcaps(codec, pin) & AC_WCAP_OUT_AMP)
2482 snd_hda_codec_write(codec, pin, 0, AC_VERB_SET_AMP_GAIN_MUTE,
2483 AMP_OUT_UNMUTE);
2484 snd_hda_jack_detect_enable(codec, pin);
2485 return 0;
2486 }
2487
2488 static void simple_playback_free(struct hda_codec *codec)
2489 {
2490 struct hdmi_spec *spec = codec->spec;
2491
2492 hdmi_array_free(spec);
2493 kfree(spec);
2494 }
2495
2496 /*
2497 * Nvidia specific implementations
2498 */
2499
2500 #define Nv_VERB_SET_Channel_Allocation 0xF79
2501 #define Nv_VERB_SET_Info_Frame_Checksum 0xF7A
2502 #define Nv_VERB_SET_Audio_Protection_On 0xF98
2503 #define Nv_VERB_SET_Audio_Protection_Off 0xF99
2504
2505 #define nvhdmi_master_con_nid_7x 0x04
2506 #define nvhdmi_master_pin_nid_7x 0x05
2507
2508 static const hda_nid_t nvhdmi_con_nids_7x[4] = {
2509 /*front, rear, clfe, rear_surr */
2510 0x6, 0x8, 0xa, 0xc,
2511 };
2512
2513 static const struct hda_verb nvhdmi_basic_init_7x_2ch[] = {
2514 /* set audio protect on */
2515 { 0x1, Nv_VERB_SET_Audio_Protection_On, 0x1},
2516 /* enable digital output on pin widget */
2517 { 0x5, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT | 0x5 },
2518 {} /* terminator */
2519 };
2520
2521 static const struct hda_verb nvhdmi_basic_init_7x_8ch[] = {
2522 /* set audio protect on */
2523 { 0x1, Nv_VERB_SET_Audio_Protection_On, 0x1},
2524 /* enable digital output on pin widget */
2525 { 0x5, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT | 0x5 },
2526 { 0x7, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT | 0x5 },
2527 { 0x9, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT | 0x5 },
2528 { 0xb, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT | 0x5 },
2529 { 0xd, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT | 0x5 },
2530 {} /* terminator */
2531 };
2532
2533 #ifdef LIMITED_RATE_FMT_SUPPORT
2534 /* support only the safe format and rate */
2535 #define SUPPORTED_RATES SNDRV_PCM_RATE_48000
2536 #define SUPPORTED_MAXBPS 16
2537 #define SUPPORTED_FORMATS SNDRV_PCM_FMTBIT_S16_LE
2538 #else
2539 /* support all rates and formats */
2540 #define SUPPORTED_RATES \
2541 (SNDRV_PCM_RATE_32000 | SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_48000 |\
2542 SNDRV_PCM_RATE_88200 | SNDRV_PCM_RATE_96000 | SNDRV_PCM_RATE_176400 |\
2543 SNDRV_PCM_RATE_192000)
2544 #define SUPPORTED_MAXBPS 24
2545 #define SUPPORTED_FORMATS \
2546 (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S32_LE)
2547 #endif
2548
2549 static int nvhdmi_7x_init_2ch(struct hda_codec *codec)
2550 {
2551 snd_hda_sequence_write(codec, nvhdmi_basic_init_7x_2ch);
2552 return 0;
2553 }
2554
2555 static int nvhdmi_7x_init_8ch(struct hda_codec *codec)
2556 {
2557 snd_hda_sequence_write(codec, nvhdmi_basic_init_7x_8ch);
2558 return 0;
2559 }
2560
2561 static unsigned int channels_2_6_8[] = {
2562 2, 6, 8
2563 };
2564
2565 static unsigned int channels_2_8[] = {
2566 2, 8
2567 };
2568
2569 static struct snd_pcm_hw_constraint_list hw_constraints_2_6_8_channels = {
2570 .count = ARRAY_SIZE(channels_2_6_8),
2571 .list = channels_2_6_8,
2572 .mask = 0,
2573 };
2574
2575 static struct snd_pcm_hw_constraint_list hw_constraints_2_8_channels = {
2576 .count = ARRAY_SIZE(channels_2_8),
2577 .list = channels_2_8,
2578 .mask = 0,
2579 };
2580
2581 static int simple_playback_pcm_open(struct hda_pcm_stream *hinfo,
2582 struct hda_codec *codec,
2583 struct snd_pcm_substream *substream)
2584 {
2585 struct hdmi_spec *spec = codec->spec;
2586 struct snd_pcm_hw_constraint_list *hw_constraints_channels = NULL;
2587
2588 switch (codec->preset->vendor_id) {
2589 case 0x10de0002:
2590 case 0x10de0003:
2591 case 0x10de0005:
2592 case 0x10de0006:
2593 hw_constraints_channels = &hw_constraints_2_8_channels;
2594 break;
2595 case 0x10de0007:
2596 hw_constraints_channels = &hw_constraints_2_6_8_channels;
2597 break;
2598 default:
2599 break;
2600 }
2601
2602 if (hw_constraints_channels != NULL) {
2603 snd_pcm_hw_constraint_list(substream->runtime, 0,
2604 SNDRV_PCM_HW_PARAM_CHANNELS,
2605 hw_constraints_channels);
2606 } else {
2607 snd_pcm_hw_constraint_step(substream->runtime, 0,
2608 SNDRV_PCM_HW_PARAM_CHANNELS, 2);
2609 }
2610
2611 return snd_hda_multi_out_dig_open(codec, &spec->multiout);
2612 }
2613
2614 static int simple_playback_pcm_close(struct hda_pcm_stream *hinfo,
2615 struct hda_codec *codec,
2616 struct snd_pcm_substream *substream)
2617 {
2618 struct hdmi_spec *spec = codec->spec;
2619 return snd_hda_multi_out_dig_close(codec, &spec->multiout);
2620 }
2621
2622 static int simple_playback_pcm_prepare(struct hda_pcm_stream *hinfo,
2623 struct hda_codec *codec,
2624 unsigned int stream_tag,
2625 unsigned int format,
2626 struct snd_pcm_substream *substream)
2627 {
2628 struct hdmi_spec *spec = codec->spec;
2629 return snd_hda_multi_out_dig_prepare(codec, &spec->multiout,
2630 stream_tag, format, substream);
2631 }
2632
2633 static const struct hda_pcm_stream simple_pcm_playback = {
2634 .substreams = 1,
2635 .channels_min = 2,
2636 .channels_max = 2,
2637 .ops = {
2638 .open = simple_playback_pcm_open,
2639 .close = simple_playback_pcm_close,
2640 .prepare = simple_playback_pcm_prepare
2641 },
2642 };
2643
2644 static const struct hda_codec_ops simple_hdmi_patch_ops = {
2645 .build_controls = simple_playback_build_controls,
2646 .build_pcms = simple_playback_build_pcms,
2647 .init = simple_playback_init,
2648 .free = simple_playback_free,
2649 .unsol_event = simple_hdmi_unsol_event,
2650 };
2651
2652 static int patch_simple_hdmi(struct hda_codec *codec,
2653 hda_nid_t cvt_nid, hda_nid_t pin_nid)
2654 {
2655 struct hdmi_spec *spec;
2656 struct hdmi_spec_per_cvt *per_cvt;
2657 struct hdmi_spec_per_pin *per_pin;
2658
2659 spec = kzalloc(sizeof(*spec), GFP_KERNEL);
2660 if (!spec)
2661 return -ENOMEM;
2662
2663 codec->spec = spec;
2664 hdmi_array_init(spec, 1);
2665
2666 spec->multiout.num_dacs = 0; /* no analog */
2667 spec->multiout.max_channels = 2;
2668 spec->multiout.dig_out_nid = cvt_nid;
2669 spec->num_cvts = 1;
2670 spec->num_pins = 1;
2671 per_pin = snd_array_new(&spec->pins);
2672 per_cvt = snd_array_new(&spec->cvts);
2673 if (!per_pin || !per_cvt) {
2674 simple_playback_free(codec);
2675 return -ENOMEM;
2676 }
2677 per_cvt->cvt_nid = cvt_nid;
2678 per_pin->pin_nid = pin_nid;
2679 spec->pcm_playback = simple_pcm_playback;
2680
2681 codec->patch_ops = simple_hdmi_patch_ops;
2682
2683 return 0;
2684 }
2685
2686 static void nvhdmi_8ch_7x_set_info_frame_parameters(struct hda_codec *codec,
2687 int channels)
2688 {
2689 unsigned int chanmask;
2690 int chan = channels ? (channels - 1) : 1;
2691
2692 switch (channels) {
2693 default:
2694 case 0:
2695 case 2:
2696 chanmask = 0x00;
2697 break;
2698 case 4:
2699 chanmask = 0x08;
2700 break;
2701 case 6:
2702 chanmask = 0x0b;
2703 break;
2704 case 8:
2705 chanmask = 0x13;
2706 break;
2707 }
2708
2709 /* Set the audio infoframe channel allocation and checksum fields. The
2710 * channel count is computed implicitly by the hardware. */
2711 snd_hda_codec_write(codec, 0x1, 0,
2712 Nv_VERB_SET_Channel_Allocation, chanmask);
2713
2714 snd_hda_codec_write(codec, 0x1, 0,
2715 Nv_VERB_SET_Info_Frame_Checksum,
2716 (0x71 - chan - chanmask));
2717 }
2718
2719 static int nvhdmi_8ch_7x_pcm_close(struct hda_pcm_stream *hinfo,
2720 struct hda_codec *codec,
2721 struct snd_pcm_substream *substream)
2722 {
2723 struct hdmi_spec *spec = codec->spec;
2724 int i;
2725
2726 snd_hda_codec_write(codec, nvhdmi_master_con_nid_7x,
2727 0, AC_VERB_SET_CHANNEL_STREAMID, 0);
2728 for (i = 0; i < 4; i++) {
2729 /* set the stream id */
2730 snd_hda_codec_write(codec, nvhdmi_con_nids_7x[i], 0,
2731 AC_VERB_SET_CHANNEL_STREAMID, 0);
2732 /* set the stream format */
2733 snd_hda_codec_write(codec, nvhdmi_con_nids_7x[i], 0,
2734 AC_VERB_SET_STREAM_FORMAT, 0);
2735 }
2736
2737 /* The audio hardware sends a channel count of 0x7 (8ch) when all the
2738 * streams are disabled. */
2739 nvhdmi_8ch_7x_set_info_frame_parameters(codec, 8);
2740
2741 return snd_hda_multi_out_dig_close(codec, &spec->multiout);
2742 }
2743
2744 static int nvhdmi_8ch_7x_pcm_prepare(struct hda_pcm_stream *hinfo,
2745 struct hda_codec *codec,
2746 unsigned int stream_tag,
2747 unsigned int format,
2748 struct snd_pcm_substream *substream)
2749 {
2750 int chs;
2751 unsigned int dataDCC2, channel_id;
2752 int i;
2753 struct hdmi_spec *spec = codec->spec;
2754 struct hda_spdif_out *spdif;
2755 struct hdmi_spec_per_cvt *per_cvt;
2756
2757 mutex_lock(&codec->spdif_mutex);
2758 per_cvt = get_cvt(spec, 0);
2759 spdif = snd_hda_spdif_out_of_nid(codec, per_cvt->cvt_nid);
2760
2761 chs = substream->runtime->channels;
2762
2763 dataDCC2 = 0x2;
2764
2765 /* turn off SPDIF once; otherwise the IEC958 bits won't be updated */
2766 if (codec->spdif_status_reset && (spdif->ctls & AC_DIG1_ENABLE))
2767 snd_hda_codec_write(codec,
2768 nvhdmi_master_con_nid_7x,
2769 0,
2770 AC_VERB_SET_DIGI_CONVERT_1,
2771 spdif->ctls & ~AC_DIG1_ENABLE & 0xff);
2772
2773 /* set the stream id */
2774 snd_hda_codec_write(codec, nvhdmi_master_con_nid_7x, 0,
2775 AC_VERB_SET_CHANNEL_STREAMID, (stream_tag << 4) | 0x0);
2776
2777 /* set the stream format */
2778 snd_hda_codec_write(codec, nvhdmi_master_con_nid_7x, 0,
2779 AC_VERB_SET_STREAM_FORMAT, format);
2780
2781 /* turn on again (if needed) */
2782 /* enable and set the channel status audio/data flag */
2783 if (codec->spdif_status_reset && (spdif->ctls & AC_DIG1_ENABLE)) {
2784 snd_hda_codec_write(codec,
2785 nvhdmi_master_con_nid_7x,
2786 0,
2787 AC_VERB_SET_DIGI_CONVERT_1,
2788 spdif->ctls & 0xff);
2789 snd_hda_codec_write(codec,
2790 nvhdmi_master_con_nid_7x,
2791 0,
2792 AC_VERB_SET_DIGI_CONVERT_2, dataDCC2);
2793 }
2794
2795 for (i = 0; i < 4; i++) {
2796 if (chs == 2)
2797 channel_id = 0;
2798 else
2799 channel_id = i * 2;
2800
2801 /* turn off SPDIF once;
2802 *otherwise the IEC958 bits won't be updated
2803 */
2804 if (codec->spdif_status_reset &&
2805 (spdif->ctls & AC_DIG1_ENABLE))
2806 snd_hda_codec_write(codec,
2807 nvhdmi_con_nids_7x[i],
2808 0,
2809 AC_VERB_SET_DIGI_CONVERT_1,
2810 spdif->ctls & ~AC_DIG1_ENABLE & 0xff);
2811 /* set the stream id */
2812 snd_hda_codec_write(codec,
2813 nvhdmi_con_nids_7x[i],
2814 0,
2815 AC_VERB_SET_CHANNEL_STREAMID,
2816 (stream_tag << 4) | channel_id);
2817 /* set the stream format */
2818 snd_hda_codec_write(codec,
2819 nvhdmi_con_nids_7x[i],
2820 0,
2821 AC_VERB_SET_STREAM_FORMAT,
2822 format);
2823 /* turn on again (if needed) */
2824 /* enable and set the channel status audio/data flag */
2825 if (codec->spdif_status_reset &&
2826 (spdif->ctls & AC_DIG1_ENABLE)) {
2827 snd_hda_codec_write(codec,
2828 nvhdmi_con_nids_7x[i],
2829 0,
2830 AC_VERB_SET_DIGI_CONVERT_1,
2831 spdif->ctls & 0xff);
2832 snd_hda_codec_write(codec,
2833 nvhdmi_con_nids_7x[i],
2834 0,
2835 AC_VERB_SET_DIGI_CONVERT_2, dataDCC2);
2836 }
2837 }
2838
2839 nvhdmi_8ch_7x_set_info_frame_parameters(codec, chs);
2840
2841 mutex_unlock(&codec->spdif_mutex);
2842 return 0;
2843 }
2844
2845 static const struct hda_pcm_stream nvhdmi_pcm_playback_8ch_7x = {
2846 .substreams = 1,
2847 .channels_min = 2,
2848 .channels_max = 8,
2849 .nid = nvhdmi_master_con_nid_7x,
2850 .rates = SUPPORTED_RATES,
2851 .maxbps = SUPPORTED_MAXBPS,
2852 .formats = SUPPORTED_FORMATS,
2853 .ops = {
2854 .open = simple_playback_pcm_open,
2855 .close = nvhdmi_8ch_7x_pcm_close,
2856 .prepare = nvhdmi_8ch_7x_pcm_prepare
2857 },
2858 };
2859
2860 static int patch_nvhdmi_2ch(struct hda_codec *codec)
2861 {
2862 struct hdmi_spec *spec;
2863 int err = patch_simple_hdmi(codec, nvhdmi_master_con_nid_7x,
2864 nvhdmi_master_pin_nid_7x);
2865 if (err < 0)
2866 return err;
2867
2868 codec->patch_ops.init = nvhdmi_7x_init_2ch;
2869 /* override the PCM rates, etc, as the codec doesn't give full list */
2870 spec = codec->spec;
2871 spec->pcm_playback.rates = SUPPORTED_RATES;
2872 spec->pcm_playback.maxbps = SUPPORTED_MAXBPS;
2873 spec->pcm_playback.formats = SUPPORTED_FORMATS;
2874 return 0;
2875 }
2876
2877 static int nvhdmi_7x_8ch_build_pcms(struct hda_codec *codec)
2878 {
2879 struct hdmi_spec *spec = codec->spec;
2880 int err = simple_playback_build_pcms(codec);
2881 if (!err) {
2882 struct hda_pcm *info = get_pcm_rec(spec, 0);
2883 info->own_chmap = true;
2884 }
2885 return err;
2886 }
2887
2888 static int nvhdmi_7x_8ch_build_controls(struct hda_codec *codec)
2889 {
2890 struct hdmi_spec *spec = codec->spec;
2891 struct hda_pcm *info;
2892 struct snd_pcm_chmap *chmap;
2893 int err;
2894
2895 err = simple_playback_build_controls(codec);
2896 if (err < 0)
2897 return err;
2898
2899 /* add channel maps */
2900 info = get_pcm_rec(spec, 0);
2901 err = snd_pcm_add_chmap_ctls(info->pcm,
2902 SNDRV_PCM_STREAM_PLAYBACK,
2903 snd_pcm_alt_chmaps, 8, 0, &chmap);
2904 if (err < 0)
2905 return err;
2906 switch (codec->preset->vendor_id) {
2907 case 0x10de0002:
2908 case 0x10de0003:
2909 case 0x10de0005:
2910 case 0x10de0006:
2911 chmap->channel_mask = (1U << 2) | (1U << 8);
2912 break;
2913 case 0x10de0007:
2914 chmap->channel_mask = (1U << 2) | (1U << 6) | (1U << 8);
2915 }
2916 return 0;
2917 }
2918
2919 static int patch_nvhdmi_8ch_7x(struct hda_codec *codec)
2920 {
2921 struct hdmi_spec *spec;
2922 int err = patch_nvhdmi_2ch(codec);
2923 if (err < 0)
2924 return err;
2925 spec = codec->spec;
2926 spec->multiout.max_channels = 8;
2927 spec->pcm_playback = nvhdmi_pcm_playback_8ch_7x;
2928 codec->patch_ops.init = nvhdmi_7x_init_8ch;
2929 codec->patch_ops.build_pcms = nvhdmi_7x_8ch_build_pcms;
2930 codec->patch_ops.build_controls = nvhdmi_7x_8ch_build_controls;
2931
2932 /* Initialize the audio infoframe channel mask and checksum to something
2933 * valid */
2934 nvhdmi_8ch_7x_set_info_frame_parameters(codec, 8);
2935
2936 return 0;
2937 }
2938
2939 /*
2940 * NVIDIA codecs ignore ASP mapping for 2ch - confirmed on:
2941 * - 0x10de0015
2942 * - 0x10de0040
2943 */
2944 static int nvhdmi_chmap_cea_alloc_validate_get_type(struct cea_channel_speaker_allocation *cap,
2945 int channels)
2946 {
2947 if (cap->ca_index == 0x00 && channels == 2)
2948 return SNDRV_CTL_TLVT_CHMAP_FIXED;
2949
2950 return hdmi_chmap_cea_alloc_validate_get_type(cap, channels);
2951 }
2952
2953 static int nvhdmi_chmap_validate(int ca, int chs, unsigned char *map)
2954 {
2955 if (ca == 0x00 && (map[0] != SNDRV_CHMAP_FL || map[1] != SNDRV_CHMAP_FR))
2956 return -EINVAL;
2957
2958 return 0;
2959 }
2960
2961 static int patch_nvhdmi(struct hda_codec *codec)
2962 {
2963 struct hdmi_spec *spec;
2964 int err;
2965
2966 err = patch_generic_hdmi(codec);
2967 if (err)
2968 return err;
2969
2970 spec = codec->spec;
2971 spec->dyn_pin_out = true;
2972
2973 spec->ops.chmap_cea_alloc_validate_get_type =
2974 nvhdmi_chmap_cea_alloc_validate_get_type;
2975 spec->ops.chmap_validate = nvhdmi_chmap_validate;
2976
2977 return 0;
2978 }
2979
2980 /*
2981 * The HDA codec on NVIDIA Tegra contains two scratch registers that are
2982 * accessed using vendor-defined verbs. These registers can be used for
2983 * interoperability between the HDA and HDMI drivers.
2984 */
2985
2986 /* Audio Function Group node */
2987 #define NVIDIA_AFG_NID 0x01
2988
2989 /*
2990 * The SCRATCH0 register is used to notify the HDMI codec of changes in audio
2991 * format. On Tegra, bit 31 is used as a trigger that causes an interrupt to
2992 * be raised in the HDMI codec. The remainder of the bits is arbitrary. This
2993 * implementation stores the HDA format (see AC_FMT_*) in bits [15:0] and an
2994 * additional bit (at position 30) to signal the validity of the format.
2995 *
2996 * | 31 | 30 | 29 16 | 15 0 |
2997 * +---------+-------+--------+--------+
2998 * | TRIGGER | VALID | UNUSED | FORMAT |
2999 * +-----------------------------------|
3000 *
3001 * Note that for the trigger bit to take effect it needs to change value
3002 * (i.e. it needs to be toggled).
3003 */
3004 #define NVIDIA_GET_SCRATCH0 0xfa6
3005 #define NVIDIA_SET_SCRATCH0_BYTE0 0xfa7
3006 #define NVIDIA_SET_SCRATCH0_BYTE1 0xfa8
3007 #define NVIDIA_SET_SCRATCH0_BYTE2 0xfa9
3008 #define NVIDIA_SET_SCRATCH0_BYTE3 0xfaa
3009 #define NVIDIA_SCRATCH_TRIGGER (1 << 7)
3010 #define NVIDIA_SCRATCH_VALID (1 << 6)
3011
3012 #define NVIDIA_GET_SCRATCH1 0xfab
3013 #define NVIDIA_SET_SCRATCH1_BYTE0 0xfac
3014 #define NVIDIA_SET_SCRATCH1_BYTE1 0xfad
3015 #define NVIDIA_SET_SCRATCH1_BYTE2 0xfae
3016 #define NVIDIA_SET_SCRATCH1_BYTE3 0xfaf
3017
3018 /*
3019 * The format parameter is the HDA audio format (see AC_FMT_*). If set to 0,
3020 * the format is invalidated so that the HDMI codec can be disabled.
3021 */
3022 static void tegra_hdmi_set_format(struct hda_codec *codec, unsigned int format)
3023 {
3024 unsigned int value;
3025
3026 /* bits [31:30] contain the trigger and valid bits */
3027 value = snd_hda_codec_read(codec, NVIDIA_AFG_NID, 0,
3028 NVIDIA_GET_SCRATCH0, 0);
3029 value = (value >> 24) & 0xff;
3030
3031 /* bits [15:0] are used to store the HDA format */
3032 snd_hda_codec_write(codec, NVIDIA_AFG_NID, 0,
3033 NVIDIA_SET_SCRATCH0_BYTE0,
3034 (format >> 0) & 0xff);
3035 snd_hda_codec_write(codec, NVIDIA_AFG_NID, 0,
3036 NVIDIA_SET_SCRATCH0_BYTE1,
3037 (format >> 8) & 0xff);
3038
3039 /* bits [16:24] are unused */
3040 snd_hda_codec_write(codec, NVIDIA_AFG_NID, 0,
3041 NVIDIA_SET_SCRATCH0_BYTE2, 0);
3042
3043 /*
3044 * Bit 30 signals that the data is valid and hence that HDMI audio can
3045 * be enabled.
3046 */
3047 if (format == 0)
3048 value &= ~NVIDIA_SCRATCH_VALID;
3049 else
3050 value |= NVIDIA_SCRATCH_VALID;
3051
3052 /*
3053 * Whenever the trigger bit is toggled, an interrupt is raised in the
3054 * HDMI codec. The HDMI driver will use that as trigger to update its
3055 * configuration.
3056 */
3057 value ^= NVIDIA_SCRATCH_TRIGGER;
3058
3059 snd_hda_codec_write(codec, NVIDIA_AFG_NID, 0,
3060 NVIDIA_SET_SCRATCH0_BYTE3, value);
3061 }
3062
3063 static int tegra_hdmi_pcm_prepare(struct hda_pcm_stream *hinfo,
3064 struct hda_codec *codec,
3065 unsigned int stream_tag,
3066 unsigned int format,
3067 struct snd_pcm_substream *substream)
3068 {
3069 int err;
3070
3071 err = generic_hdmi_playback_pcm_prepare(hinfo, codec, stream_tag,
3072 format, substream);
3073 if (err < 0)
3074 return err;
3075
3076 /* notify the HDMI codec of the format change */
3077 tegra_hdmi_set_format(codec, format);
3078
3079 return 0;
3080 }
3081
3082 static int tegra_hdmi_pcm_cleanup(struct hda_pcm_stream *hinfo,
3083 struct hda_codec *codec,
3084 struct snd_pcm_substream *substream)
3085 {
3086 /* invalidate the format in the HDMI codec */
3087 tegra_hdmi_set_format(codec, 0);
3088
3089 return generic_hdmi_playback_pcm_cleanup(hinfo, codec, substream);
3090 }
3091
3092 static struct hda_pcm *hda_find_pcm_by_type(struct hda_codec *codec, int type)
3093 {
3094 struct hdmi_spec *spec = codec->spec;
3095 unsigned int i;
3096
3097 for (i = 0; i < spec->num_pins; i++) {
3098 struct hda_pcm *pcm = get_pcm_rec(spec, i);
3099
3100 if (pcm->pcm_type == type)
3101 return pcm;
3102 }
3103
3104 return NULL;
3105 }
3106
3107 static int tegra_hdmi_build_pcms(struct hda_codec *codec)
3108 {
3109 struct hda_pcm_stream *stream;
3110 struct hda_pcm *pcm;
3111 int err;
3112
3113 err = generic_hdmi_build_pcms(codec);
3114 if (err < 0)
3115 return err;
3116
3117 pcm = hda_find_pcm_by_type(codec, HDA_PCM_TYPE_HDMI);
3118 if (!pcm)
3119 return -ENODEV;
3120
3121 /*
3122 * Override ->prepare() and ->cleanup() operations to notify the HDMI
3123 * codec about format changes.
3124 */
3125 stream = &pcm->stream[SNDRV_PCM_STREAM_PLAYBACK];
3126 stream->ops.prepare = tegra_hdmi_pcm_prepare;
3127 stream->ops.cleanup = tegra_hdmi_pcm_cleanup;
3128
3129 return 0;
3130 }
3131
3132 static int patch_tegra_hdmi(struct hda_codec *codec)
3133 {
3134 int err;
3135
3136 err = patch_generic_hdmi(codec);
3137 if (err)
3138 return err;
3139
3140 codec->patch_ops.build_pcms = tegra_hdmi_build_pcms;
3141
3142 return 0;
3143 }
3144
3145 /*
3146 * ATI/AMD-specific implementations
3147 */
3148
3149 #define is_amdhdmi_rev3_or_later(codec) \
3150 ((codec)->core.vendor_id == 0x1002aa01 && \
3151 ((codec)->core.revision_id & 0xff00) >= 0x0300)
3152 #define has_amd_full_remap_support(codec) is_amdhdmi_rev3_or_later(codec)
3153
3154 /* ATI/AMD specific HDA pin verbs, see the AMD HDA Verbs specification */
3155 #define ATI_VERB_SET_CHANNEL_ALLOCATION 0x771
3156 #define ATI_VERB_SET_DOWNMIX_INFO 0x772
3157 #define ATI_VERB_SET_MULTICHANNEL_01 0x777
3158 #define ATI_VERB_SET_MULTICHANNEL_23 0x778
3159 #define ATI_VERB_SET_MULTICHANNEL_45 0x779
3160 #define ATI_VERB_SET_MULTICHANNEL_67 0x77a
3161 #define ATI_VERB_SET_HBR_CONTROL 0x77c
3162 #define ATI_VERB_SET_MULTICHANNEL_1 0x785
3163 #define ATI_VERB_SET_MULTICHANNEL_3 0x786
3164 #define ATI_VERB_SET_MULTICHANNEL_5 0x787
3165 #define ATI_VERB_SET_MULTICHANNEL_7 0x788
3166 #define ATI_VERB_SET_MULTICHANNEL_MODE 0x789
3167 #define ATI_VERB_GET_CHANNEL_ALLOCATION 0xf71
3168 #define ATI_VERB_GET_DOWNMIX_INFO 0xf72
3169 #define ATI_VERB_GET_MULTICHANNEL_01 0xf77
3170 #define ATI_VERB_GET_MULTICHANNEL_23 0xf78
3171 #define ATI_VERB_GET_MULTICHANNEL_45 0xf79
3172 #define ATI_VERB_GET_MULTICHANNEL_67 0xf7a
3173 #define ATI_VERB_GET_HBR_CONTROL 0xf7c
3174 #define ATI_VERB_GET_MULTICHANNEL_1 0xf85
3175 #define ATI_VERB_GET_MULTICHANNEL_3 0xf86
3176 #define ATI_VERB_GET_MULTICHANNEL_5 0xf87
3177 #define ATI_VERB_GET_MULTICHANNEL_7 0xf88
3178 #define ATI_VERB_GET_MULTICHANNEL_MODE 0xf89
3179
3180 /* AMD specific HDA cvt verbs */
3181 #define ATI_VERB_SET_RAMP_RATE 0x770
3182 #define ATI_VERB_GET_RAMP_RATE 0xf70
3183
3184 #define ATI_OUT_ENABLE 0x1
3185
3186 #define ATI_MULTICHANNEL_MODE_PAIRED 0
3187 #define ATI_MULTICHANNEL_MODE_SINGLE 1
3188
3189 #define ATI_HBR_CAPABLE 0x01
3190 #define ATI_HBR_ENABLE 0x10
3191
3192 static int atihdmi_pin_get_eld(struct hda_codec *codec, hda_nid_t nid,
3193 unsigned char *buf, int *eld_size)
3194 {
3195 /* call hda_eld.c ATI/AMD-specific function */
3196 return snd_hdmi_get_eld_ati(codec, nid, buf, eld_size,
3197 is_amdhdmi_rev3_or_later(codec));
3198 }
3199
3200 static void atihdmi_pin_setup_infoframe(struct hda_codec *codec, hda_nid_t pin_nid, int ca,
3201 int active_channels, int conn_type)
3202 {
3203 snd_hda_codec_write(codec, pin_nid, 0, ATI_VERB_SET_CHANNEL_ALLOCATION, ca);
3204 }
3205
3206 static int atihdmi_paired_swap_fc_lfe(int pos)
3207 {
3208 /*
3209 * ATI/AMD have automatic FC/LFE swap built-in
3210 * when in pairwise mapping mode.
3211 */
3212
3213 switch (pos) {
3214 /* see channel_allocations[].speakers[] */
3215 case 2: return 3;
3216 case 3: return 2;
3217 default: break;
3218 }
3219
3220 return pos;
3221 }
3222
3223 static int atihdmi_paired_chmap_validate(int ca, int chs, unsigned char *map)
3224 {
3225 struct cea_channel_speaker_allocation *cap;
3226 int i, j;
3227
3228 /* check that only channel pairs need to be remapped on old pre-rev3 ATI/AMD */
3229
3230 cap = &channel_allocations[get_channel_allocation_order(ca)];
3231 for (i = 0; i < chs; ++i) {
3232 int mask = to_spk_mask(map[i]);
3233 bool ok = false;
3234 bool companion_ok = false;
3235
3236 if (!mask)
3237 continue;
3238
3239 for (j = 0 + i % 2; j < 8; j += 2) {
3240 int chan_idx = 7 - atihdmi_paired_swap_fc_lfe(j);
3241 if (cap->speakers[chan_idx] == mask) {
3242 /* channel is in a supported position */
3243 ok = true;
3244
3245 if (i % 2 == 0 && i + 1 < chs) {
3246 /* even channel, check the odd companion */
3247 int comp_chan_idx = 7 - atihdmi_paired_swap_fc_lfe(j + 1);
3248 int comp_mask_req = to_spk_mask(map[i+1]);
3249 int comp_mask_act = cap->speakers[comp_chan_idx];
3250
3251 if (comp_mask_req == comp_mask_act)
3252 companion_ok = true;
3253 else
3254 return -EINVAL;
3255 }
3256 break;
3257 }
3258 }
3259
3260 if (!ok)
3261 return -EINVAL;
3262
3263 if (companion_ok)
3264 i++; /* companion channel already checked */
3265 }
3266
3267 return 0;
3268 }
3269
3270 static int atihdmi_pin_set_slot_channel(struct hda_codec *codec, hda_nid_t pin_nid,
3271 int hdmi_slot, int stream_channel)
3272 {
3273 int verb;
3274 int ati_channel_setup = 0;
3275
3276 if (hdmi_slot > 7)
3277 return -EINVAL;
3278
3279 if (!has_amd_full_remap_support(codec)) {
3280 hdmi_slot = atihdmi_paired_swap_fc_lfe(hdmi_slot);
3281
3282 /* In case this is an odd slot but without stream channel, do not
3283 * disable the slot since the corresponding even slot could have a
3284 * channel. In case neither have a channel, the slot pair will be
3285 * disabled when this function is called for the even slot. */
3286 if (hdmi_slot % 2 != 0 && stream_channel == 0xf)
3287 return 0;
3288
3289 hdmi_slot -= hdmi_slot % 2;
3290
3291 if (stream_channel != 0xf)
3292 stream_channel -= stream_channel % 2;
3293 }
3294
3295 verb = ATI_VERB_SET_MULTICHANNEL_01 + hdmi_slot/2 + (hdmi_slot % 2) * 0x00e;
3296
3297 /* ati_channel_setup format: [7..4] = stream_channel_id, [1] = mute, [0] = enable */
3298
3299 if (stream_channel != 0xf)
3300 ati_channel_setup = (stream_channel << 4) | ATI_OUT_ENABLE;
3301
3302 return snd_hda_codec_write(codec, pin_nid, 0, verb, ati_channel_setup);
3303 }
3304
3305 static int atihdmi_pin_get_slot_channel(struct hda_codec *codec, hda_nid_t pin_nid,
3306 int asp_slot)
3307 {
3308 bool was_odd = false;
3309 int ati_asp_slot = asp_slot;
3310 int verb;
3311 int ati_channel_setup;
3312
3313 if (asp_slot > 7)
3314 return -EINVAL;
3315
3316 if (!has_amd_full_remap_support(codec)) {
3317 ati_asp_slot = atihdmi_paired_swap_fc_lfe(asp_slot);
3318 if (ati_asp_slot % 2 != 0) {
3319 ati_asp_slot -= 1;
3320 was_odd = true;
3321 }
3322 }
3323
3324 verb = ATI_VERB_GET_MULTICHANNEL_01 + ati_asp_slot/2 + (ati_asp_slot % 2) * 0x00e;
3325
3326 ati_channel_setup = snd_hda_codec_read(codec, pin_nid, 0, verb, 0);
3327
3328 if (!(ati_channel_setup & ATI_OUT_ENABLE))
3329 return 0xf;
3330
3331 return ((ati_channel_setup & 0xf0) >> 4) + !!was_odd;
3332 }
3333
3334 static int atihdmi_paired_chmap_cea_alloc_validate_get_type(struct cea_channel_speaker_allocation *cap,
3335 int channels)
3336 {
3337 int c;
3338
3339 /*
3340 * Pre-rev3 ATI/AMD codecs operate in a paired channel mode, so
3341 * we need to take that into account (a single channel may take 2
3342 * channel slots if we need to carry a silent channel next to it).
3343 * On Rev3+ AMD codecs this function is not used.
3344 */
3345 int chanpairs = 0;
3346
3347 /* We only produce even-numbered channel count TLVs */
3348 if ((channels % 2) != 0)
3349 return -1;
3350
3351 for (c = 0; c < 7; c += 2) {
3352 if (cap->speakers[c] || cap->speakers[c+1])
3353 chanpairs++;
3354 }
3355
3356 if (chanpairs * 2 != channels)
3357 return -1;
3358
3359 return SNDRV_CTL_TLVT_CHMAP_PAIRED;
3360 }
3361
3362 static void atihdmi_paired_cea_alloc_to_tlv_chmap(struct cea_channel_speaker_allocation *cap,
3363 unsigned int *chmap, int channels)
3364 {
3365 /* produce paired maps for pre-rev3 ATI/AMD codecs */
3366 int count = 0;
3367 int c;
3368
3369 for (c = 7; c >= 0; c--) {
3370 int chan = 7 - atihdmi_paired_swap_fc_lfe(7 - c);
3371 int spk = cap->speakers[chan];
3372 if (!spk) {
3373 /* add N/A channel if the companion channel is occupied */
3374 if (cap->speakers[chan + (chan % 2 ? -1 : 1)])
3375 chmap[count++] = SNDRV_CHMAP_NA;
3376
3377 continue;
3378 }
3379
3380 chmap[count++] = spk_to_chmap(spk);
3381 }
3382
3383 WARN_ON(count != channels);
3384 }
3385
3386 static int atihdmi_pin_hbr_setup(struct hda_codec *codec, hda_nid_t pin_nid,
3387 bool hbr)
3388 {
3389 int hbr_ctl, hbr_ctl_new;
3390
3391 hbr_ctl = snd_hda_codec_read(codec, pin_nid, 0, ATI_VERB_GET_HBR_CONTROL, 0);
3392 if (hbr_ctl >= 0 && (hbr_ctl & ATI_HBR_CAPABLE)) {
3393 if (hbr)
3394 hbr_ctl_new = hbr_ctl | ATI_HBR_ENABLE;
3395 else
3396 hbr_ctl_new = hbr_ctl & ~ATI_HBR_ENABLE;
3397
3398 codec_dbg(codec,
3399 "atihdmi_pin_hbr_setup: NID=0x%x, %shbr-ctl=0x%x\n",
3400 pin_nid,
3401 hbr_ctl == hbr_ctl_new ? "" : "new-",
3402 hbr_ctl_new);
3403
3404 if (hbr_ctl != hbr_ctl_new)
3405 snd_hda_codec_write(codec, pin_nid, 0,
3406 ATI_VERB_SET_HBR_CONTROL,
3407 hbr_ctl_new);
3408
3409 } else if (hbr)
3410 return -EINVAL;
3411
3412 return 0;
3413 }
3414
3415 static int atihdmi_setup_stream(struct hda_codec *codec, hda_nid_t cvt_nid,
3416 hda_nid_t pin_nid, u32 stream_tag, int format)
3417 {
3418
3419 if (is_amdhdmi_rev3_or_later(codec)) {
3420 int ramp_rate = 180; /* default as per AMD spec */
3421 /* disable ramp-up/down for non-pcm as per AMD spec */
3422 if (format & AC_FMT_TYPE_NON_PCM)
3423 ramp_rate = 0;
3424
3425 snd_hda_codec_write(codec, cvt_nid, 0, ATI_VERB_SET_RAMP_RATE, ramp_rate);
3426 }
3427
3428 return hdmi_setup_stream(codec, cvt_nid, pin_nid, stream_tag, format);
3429 }
3430
3431
3432 static int atihdmi_init(struct hda_codec *codec)
3433 {
3434 struct hdmi_spec *spec = codec->spec;
3435 int pin_idx, err;
3436
3437 err = generic_hdmi_init(codec);
3438
3439 if (err)
3440 return err;
3441
3442 for (pin_idx = 0; pin_idx < spec->num_pins; pin_idx++) {
3443 struct hdmi_spec_per_pin *per_pin = get_pin(spec, pin_idx);
3444
3445 /* make sure downmix information in infoframe is zero */
3446 snd_hda_codec_write(codec, per_pin->pin_nid, 0, ATI_VERB_SET_DOWNMIX_INFO, 0);
3447
3448 /* enable channel-wise remap mode if supported */
3449 if (has_amd_full_remap_support(codec))
3450 snd_hda_codec_write(codec, per_pin->pin_nid, 0,
3451 ATI_VERB_SET_MULTICHANNEL_MODE,
3452 ATI_MULTICHANNEL_MODE_SINGLE);
3453 }
3454
3455 return 0;
3456 }
3457
3458 static int patch_atihdmi(struct hda_codec *codec)
3459 {
3460 struct hdmi_spec *spec;
3461 struct hdmi_spec_per_cvt *per_cvt;
3462 int err, cvt_idx;
3463
3464 err = patch_generic_hdmi(codec);
3465
3466 if (err)
3467 return err;
3468
3469 codec->patch_ops.init = atihdmi_init;
3470
3471 spec = codec->spec;
3472
3473 spec->ops.pin_get_eld = atihdmi_pin_get_eld;
3474 spec->ops.pin_get_slot_channel = atihdmi_pin_get_slot_channel;
3475 spec->ops.pin_set_slot_channel = atihdmi_pin_set_slot_channel;
3476 spec->ops.pin_setup_infoframe = atihdmi_pin_setup_infoframe;
3477 spec->ops.pin_hbr_setup = atihdmi_pin_hbr_setup;
3478 spec->ops.setup_stream = atihdmi_setup_stream;
3479
3480 if (!has_amd_full_remap_support(codec)) {
3481 /* override to ATI/AMD-specific versions with pairwise mapping */
3482 spec->ops.chmap_cea_alloc_validate_get_type =
3483 atihdmi_paired_chmap_cea_alloc_validate_get_type;
3484 spec->ops.cea_alloc_to_tlv_chmap = atihdmi_paired_cea_alloc_to_tlv_chmap;
3485 spec->ops.chmap_validate = atihdmi_paired_chmap_validate;
3486 }
3487
3488 /* ATI/AMD converters do not advertise all of their capabilities */
3489 for (cvt_idx = 0; cvt_idx < spec->num_cvts; cvt_idx++) {
3490 per_cvt = get_cvt(spec, cvt_idx);
3491 per_cvt->channels_max = max(per_cvt->channels_max, 8u);
3492 per_cvt->rates |= SUPPORTED_RATES;
3493 per_cvt->formats |= SUPPORTED_FORMATS;
3494 per_cvt->maxbps = max(per_cvt->maxbps, 24u);
3495 }
3496
3497 spec->channels_max = max(spec->channels_max, 8u);
3498
3499 return 0;
3500 }
3501
3502 /* VIA HDMI Implementation */
3503 #define VIAHDMI_CVT_NID 0x02 /* audio converter1 */
3504 #define VIAHDMI_PIN_NID 0x03 /* HDMI output pin1 */
3505
3506 static int patch_via_hdmi(struct hda_codec *codec)
3507 {
3508 return patch_simple_hdmi(codec, VIAHDMI_CVT_NID, VIAHDMI_PIN_NID);
3509 }
3510
3511 /*
3512 * patch entries
3513 */
3514 static const struct hda_device_id snd_hda_id_hdmi[] = {
3515 HDA_CODEC_ENTRY(0x1002793c, "RS600 HDMI", patch_atihdmi),
3516 HDA_CODEC_ENTRY(0x10027919, "RS600 HDMI", patch_atihdmi),
3517 HDA_CODEC_ENTRY(0x1002791a, "RS690/780 HDMI", patch_atihdmi),
3518 HDA_CODEC_ENTRY(0x1002aa01, "R6xx HDMI", patch_atihdmi),
3519 HDA_CODEC_ENTRY(0x10951390, "SiI1390 HDMI", patch_generic_hdmi),
3520 HDA_CODEC_ENTRY(0x10951392, "SiI1392 HDMI", patch_generic_hdmi),
3521 HDA_CODEC_ENTRY(0x17e80047, "Chrontel HDMI", patch_generic_hdmi),
3522 HDA_CODEC_ENTRY(0x10de0002, "MCP77/78 HDMI", patch_nvhdmi_8ch_7x),
3523 HDA_CODEC_ENTRY(0x10de0003, "MCP77/78 HDMI", patch_nvhdmi_8ch_7x),
3524 HDA_CODEC_ENTRY(0x10de0005, "MCP77/78 HDMI", patch_nvhdmi_8ch_7x),
3525 HDA_CODEC_ENTRY(0x10de0006, "MCP77/78 HDMI", patch_nvhdmi_8ch_7x),
3526 HDA_CODEC_ENTRY(0x10de0007, "MCP79/7A HDMI", patch_nvhdmi_8ch_7x),
3527 HDA_CODEC_ENTRY(0x10de000a, "GPU 0a HDMI/DP", patch_nvhdmi),
3528 HDA_CODEC_ENTRY(0x10de000b, "GPU 0b HDMI/DP", patch_nvhdmi),
3529 HDA_CODEC_ENTRY(0x10de000c, "MCP89 HDMI", patch_nvhdmi),
3530 HDA_CODEC_ENTRY(0x10de000d, "GPU 0d HDMI/DP", patch_nvhdmi),
3531 HDA_CODEC_ENTRY(0x10de0010, "GPU 10 HDMI/DP", patch_nvhdmi),
3532 HDA_CODEC_ENTRY(0x10de0011, "GPU 11 HDMI/DP", patch_nvhdmi),
3533 HDA_CODEC_ENTRY(0x10de0012, "GPU 12 HDMI/DP", patch_nvhdmi),
3534 HDA_CODEC_ENTRY(0x10de0013, "GPU 13 HDMI/DP", patch_nvhdmi),
3535 HDA_CODEC_ENTRY(0x10de0014, "GPU 14 HDMI/DP", patch_nvhdmi),
3536 HDA_CODEC_ENTRY(0x10de0015, "GPU 15 HDMI/DP", patch_nvhdmi),
3537 HDA_CODEC_ENTRY(0x10de0016, "GPU 16 HDMI/DP", patch_nvhdmi),
3538 /* 17 is known to be absent */
3539 HDA_CODEC_ENTRY(0x10de0018, "GPU 18 HDMI/DP", patch_nvhdmi),
3540 HDA_CODEC_ENTRY(0x10de0019, "GPU 19 HDMI/DP", patch_nvhdmi),
3541 HDA_CODEC_ENTRY(0x10de001a, "GPU 1a HDMI/DP", patch_nvhdmi),
3542 HDA_CODEC_ENTRY(0x10de001b, "GPU 1b HDMI/DP", patch_nvhdmi),
3543 HDA_CODEC_ENTRY(0x10de001c, "GPU 1c HDMI/DP", patch_nvhdmi),
3544 HDA_CODEC_ENTRY(0x10de0020, "Tegra30 HDMI", patch_tegra_hdmi),
3545 HDA_CODEC_ENTRY(0x10de0022, "Tegra114 HDMI", patch_tegra_hdmi),
3546 HDA_CODEC_ENTRY(0x10de0028, "Tegra124 HDMI", patch_tegra_hdmi),
3547 HDA_CODEC_ENTRY(0x10de0029, "Tegra210 HDMI/DP", patch_tegra_hdmi),
3548 HDA_CODEC_ENTRY(0x10de0040, "GPU 40 HDMI/DP", patch_nvhdmi),
3549 HDA_CODEC_ENTRY(0x10de0041, "GPU 41 HDMI/DP", patch_nvhdmi),
3550 HDA_CODEC_ENTRY(0x10de0042, "GPU 42 HDMI/DP", patch_nvhdmi),
3551 HDA_CODEC_ENTRY(0x10de0043, "GPU 43 HDMI/DP", patch_nvhdmi),
3552 HDA_CODEC_ENTRY(0x10de0044, "GPU 44 HDMI/DP", patch_nvhdmi),
3553 HDA_CODEC_ENTRY(0x10de0051, "GPU 51 HDMI/DP", patch_nvhdmi),
3554 HDA_CODEC_ENTRY(0x10de0060, "GPU 60 HDMI/DP", patch_nvhdmi),
3555 HDA_CODEC_ENTRY(0x10de0067, "MCP67 HDMI", patch_nvhdmi_2ch),
3556 HDA_CODEC_ENTRY(0x10de0070, "GPU 70 HDMI/DP", patch_nvhdmi),
3557 HDA_CODEC_ENTRY(0x10de0071, "GPU 71 HDMI/DP", patch_nvhdmi),
3558 HDA_CODEC_ENTRY(0x10de0072, "GPU 72 HDMI/DP", patch_nvhdmi),
3559 HDA_CODEC_ENTRY(0x10de007d, "GPU 7d HDMI/DP", patch_nvhdmi),
3560 HDA_CODEC_ENTRY(0x10de8001, "MCP73 HDMI", patch_nvhdmi_2ch),
3561 HDA_CODEC_ENTRY(0x11069f80, "VX900 HDMI/DP", patch_via_hdmi),
3562 HDA_CODEC_ENTRY(0x11069f81, "VX900 HDMI/DP", patch_via_hdmi),
3563 HDA_CODEC_ENTRY(0x11069f84, "VX11 HDMI/DP", patch_generic_hdmi),
3564 HDA_CODEC_ENTRY(0x11069f85, "VX11 HDMI/DP", patch_generic_hdmi),
3565 HDA_CODEC_ENTRY(0x80860054, "IbexPeak HDMI", patch_generic_hdmi),
3566 HDA_CODEC_ENTRY(0x80862801, "Bearlake HDMI", patch_generic_hdmi),
3567 HDA_CODEC_ENTRY(0x80862802, "Cantiga HDMI", patch_generic_hdmi),
3568 HDA_CODEC_ENTRY(0x80862803, "Eaglelake HDMI", patch_generic_hdmi),
3569 HDA_CODEC_ENTRY(0x80862804, "IbexPeak HDMI", patch_generic_hdmi),
3570 HDA_CODEC_ENTRY(0x80862805, "CougarPoint HDMI", patch_generic_hdmi),
3571 HDA_CODEC_ENTRY(0x80862806, "PantherPoint HDMI", patch_generic_hdmi),
3572 HDA_CODEC_ENTRY(0x80862807, "Haswell HDMI", patch_generic_hdmi),
3573 HDA_CODEC_ENTRY(0x80862808, "Broadwell HDMI", patch_generic_hdmi),
3574 HDA_CODEC_ENTRY(0x80862809, "Skylake HDMI", patch_generic_hdmi),
3575 HDA_CODEC_ENTRY(0x8086280a, "Broxton HDMI", patch_generic_hdmi),
3576 HDA_CODEC_ENTRY(0x80862880, "CedarTrail HDMI", patch_generic_hdmi),
3577 HDA_CODEC_ENTRY(0x80862882, "Valleyview2 HDMI", patch_generic_hdmi),
3578 HDA_CODEC_ENTRY(0x80862883, "Braswell HDMI", patch_generic_hdmi),
3579 HDA_CODEC_ENTRY(0x808629fb, "Crestline HDMI", patch_generic_hdmi),
3580 /* special ID for generic HDMI */
3581 HDA_CODEC_ENTRY(HDA_CODEC_ID_GENERIC_HDMI, "Generic HDMI", patch_generic_hdmi),
3582 {} /* terminator */
3583 };
3584 MODULE_DEVICE_TABLE(hdaudio, snd_hda_id_hdmi);
3585
3586 MODULE_LICENSE("GPL");
3587 MODULE_DESCRIPTION("HDMI HD-audio codec");
3588 MODULE_ALIAS("snd-hda-codec-intelhdmi");
3589 MODULE_ALIAS("snd-hda-codec-nvhdmi");
3590 MODULE_ALIAS("snd-hda-codec-atihdmi");
3591
3592 static struct hda_codec_driver hdmi_driver = {
3593 .id = snd_hda_id_hdmi,
3594 };
3595
3596 module_hda_codec_driver(hdmi_driver);
Ubuntu Hirsute Linux kernel mirror