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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 "hda_codec.h"
41#include "hda_local.h"
42#include "hda_jack.h"
43
44static bool static_hdmi_pcm;
45module_param(static_hdmi_pcm, bool, 0644);
46MODULE_PARM_DESC(static_hdmi_pcm, "Don't restrict PCM parameters per ELD info");
47
48#define is_haswell(codec) ((codec)->vendor_id == 0x80862807)
49#define is_broadwell(codec) ((codec)->vendor_id == 0x80862808)
50#define is_haswell_plus(codec) (is_haswell(codec) || is_broadwell(codec))
51
52#define is_valleyview(codec) ((codec)->vendor_id == 0x80862882)
53
54struct hdmi_spec_per_cvt {
55 hda_nid_t cvt_nid;
56 int assigned;
57 unsigned int channels_min;
58 unsigned int channels_max;
59 u32 rates;
60 u64 formats;
61 unsigned int maxbps;
62};
63
64/* max. connections to a widget */
65#define HDA_MAX_CONNECTIONS 32
66
67struct hdmi_spec_per_pin {
68 hda_nid_t pin_nid;
69 int num_mux_nids;
70 hda_nid_t mux_nids[HDA_MAX_CONNECTIONS];
71 int mux_idx;
72 hda_nid_t cvt_nid;
73
74 struct hda_codec *codec;
75 struct hdmi_eld sink_eld;
76 struct mutex lock;
77 struct delayed_work work;
78 struct snd_kcontrol *eld_ctl;
79 int repoll_count;
80 bool setup; /* the stream has been set up by prepare callback */
81 int channels; /* current number of channels */
82 bool non_pcm;
83 bool chmap_set; /* channel-map override by ALSA API? */
84 unsigned char chmap[8]; /* ALSA API channel-map */
85 char pcm_name[8]; /* filled in build_pcm callbacks */
86#ifdef CONFIG_PROC_FS
87 struct snd_info_entry *proc_entry;
88#endif
89};
90
91struct cea_channel_speaker_allocation;
92
93/* operations used by generic code that can be overridden by patches */
94struct hdmi_ops {
95 int (*pin_get_eld)(struct hda_codec *codec, hda_nid_t pin_nid,
96 unsigned char *buf, int *eld_size);
97
98 /* get and set channel assigned to each HDMI ASP (audio sample packet) slot */
99 int (*pin_get_slot_channel)(struct hda_codec *codec, hda_nid_t pin_nid,
100 int asp_slot);
101 int (*pin_set_slot_channel)(struct hda_codec *codec, hda_nid_t pin_nid,
102 int asp_slot, int channel);
103
104 void (*pin_setup_infoframe)(struct hda_codec *codec, hda_nid_t pin_nid,
105 int ca, int active_channels, int conn_type);
106
107 /* enable/disable HBR (HD passthrough) */
108 int (*pin_hbr_setup)(struct hda_codec *codec, hda_nid_t pin_nid, bool hbr);
109
110 int (*setup_stream)(struct hda_codec *codec, hda_nid_t cvt_nid,
111 hda_nid_t pin_nid, u32 stream_tag, int format);
112
113 /* Helpers for producing the channel map TLVs. These can be overridden
114 * for devices that have non-standard mapping requirements. */
115 int (*chmap_cea_alloc_validate_get_type)(struct cea_channel_speaker_allocation *cap,
116 int channels);
117 void (*cea_alloc_to_tlv_chmap)(struct cea_channel_speaker_allocation *cap,
118 unsigned int *chmap, int channels);
119
120 /* check that the user-given chmap is supported */
121 int (*chmap_validate)(int ca, int channels, unsigned char *chmap);
122};
123
124struct hdmi_spec {
125 int num_cvts;
126 struct snd_array cvts; /* struct hdmi_spec_per_cvt */
127 hda_nid_t cvt_nids[4]; /* only for haswell fix */
128
129 int num_pins;
130 struct snd_array pins; /* struct hdmi_spec_per_pin */
131 struct snd_array pcm_rec; /* struct hda_pcm */
132 unsigned int channels_max; /* max over all cvts */
133
134 struct hdmi_eld temp_eld;
135 struct hdmi_ops ops;
136
137 bool dyn_pin_out;
138
139 /*
140 * Non-generic VIA/NVIDIA specific
141 */
142 struct hda_multi_out multiout;
143 struct hda_pcm_stream pcm_playback;
144};
145
146
147struct hdmi_audio_infoframe {
148 u8 type; /* 0x84 */
149 u8 ver; /* 0x01 */
150 u8 len; /* 0x0a */
151
152 u8 checksum;
153
154 u8 CC02_CT47; /* CC in bits 0:2, CT in 4:7 */
155 u8 SS01_SF24;
156 u8 CXT04;
157 u8 CA;
158 u8 LFEPBL01_LSV36_DM_INH7;
159};
160
161struct dp_audio_infoframe {
162 u8 type; /* 0x84 */
163 u8 len; /* 0x1b */
164 u8 ver; /* 0x11 << 2 */
165
166 u8 CC02_CT47; /* match with HDMI infoframe from this on */
167 u8 SS01_SF24;
168 u8 CXT04;
169 u8 CA;
170 u8 LFEPBL01_LSV36_DM_INH7;
171};
172
173union audio_infoframe {
174 struct hdmi_audio_infoframe hdmi;
175 struct dp_audio_infoframe dp;
176 u8 bytes[0];
177};
178
179/*
180 * CEA speaker placement:
181 *
182 * FLH FCH FRH
183 * FLW FL FLC FC FRC FR FRW
184 *
185 * LFE
186 * TC
187 *
188 * RL RLC RC RRC RR
189 *
190 * The Left/Right Surround channel _notions_ LS/RS in SMPTE 320M corresponds to
191 * CEA RL/RR; The SMPTE channel _assignment_ C/LFE is swapped to CEA LFE/FC.
192 */
193enum cea_speaker_placement {
194 FL = (1 << 0), /* Front Left */
195 FC = (1 << 1), /* Front Center */
196 FR = (1 << 2), /* Front Right */
197 FLC = (1 << 3), /* Front Left Center */
198 FRC = (1 << 4), /* Front Right Center */
199 RL = (1 << 5), /* Rear Left */
200 RC = (1 << 6), /* Rear Center */
201 RR = (1 << 7), /* Rear Right */
202 RLC = (1 << 8), /* Rear Left Center */
203 RRC = (1 << 9), /* Rear Right Center */
204 LFE = (1 << 10), /* Low Frequency Effect */
205 FLW = (1 << 11), /* Front Left Wide */
206 FRW = (1 << 12), /* Front Right Wide */
207 FLH = (1 << 13), /* Front Left High */
208 FCH = (1 << 14), /* Front Center High */
209 FRH = (1 << 15), /* Front Right High */
210 TC = (1 << 16), /* Top Center */
211};
212
213/*
214 * ELD SA bits in the CEA Speaker Allocation data block
215 */
216static int eld_speaker_allocation_bits[] = {
217 [0] = FL | FR,
218 [1] = LFE,
219 [2] = FC,
220 [3] = RL | RR,
221 [4] = RC,
222 [5] = FLC | FRC,
223 [6] = RLC | RRC,
224 /* the following are not defined in ELD yet */
225 [7] = FLW | FRW,
226 [8] = FLH | FRH,
227 [9] = TC,
228 [10] = FCH,
229};
230
231struct cea_channel_speaker_allocation {
232 int ca_index;
233 int speakers[8];
234
235 /* derived values, just for convenience */
236 int channels;
237 int spk_mask;
238};
239
240/*
241 * ALSA sequence is:
242 *
243 * surround40 surround41 surround50 surround51 surround71
244 * ch0 front left = = = =
245 * ch1 front right = = = =
246 * ch2 rear left = = = =
247 * ch3 rear right = = = =
248 * ch4 LFE center center center
249 * ch5 LFE LFE
250 * ch6 side left
251 * ch7 side right
252 *
253 * surround71 = {FL, FR, RLC, RRC, FC, LFE, RL, RR}
254 */
255static int hdmi_channel_mapping[0x32][8] = {
256 /* stereo */
257 [0x00] = { 0x00, 0x11, 0xf2, 0xf3, 0xf4, 0xf5, 0xf6, 0xf7 },
258 /* 2.1 */
259 [0x01] = { 0x00, 0x11, 0x22, 0xf3, 0xf4, 0xf5, 0xf6, 0xf7 },
260 /* Dolby Surround */
261 [0x02] = { 0x00, 0x11, 0x23, 0xf2, 0xf4, 0xf5, 0xf6, 0xf7 },
262 /* surround40 */
263 [0x08] = { 0x00, 0x11, 0x24, 0x35, 0xf3, 0xf2, 0xf6, 0xf7 },
264 /* 4ch */
265 [0x03] = { 0x00, 0x11, 0x23, 0x32, 0x44, 0xf5, 0xf6, 0xf7 },
266 /* surround41 */
267 [0x09] = { 0x00, 0x11, 0x24, 0x35, 0x42, 0xf3, 0xf6, 0xf7 },
268 /* surround50 */
269 [0x0a] = { 0x00, 0x11, 0x24, 0x35, 0x43, 0xf2, 0xf6, 0xf7 },
270 /* surround51 */
271 [0x0b] = { 0x00, 0x11, 0x24, 0x35, 0x43, 0x52, 0xf6, 0xf7 },
272 /* 7.1 */
273 [0x13] = { 0x00, 0x11, 0x26, 0x37, 0x43, 0x52, 0x64, 0x75 },
274};
275
276/*
277 * This is an ordered list!
278 *
279 * The preceding ones have better chances to be selected by
280 * hdmi_channel_allocation().
281 */
282static struct cea_channel_speaker_allocation channel_allocations[] = {
283/* channel: 7 6 5 4 3 2 1 0 */
284{ .ca_index = 0x00, .speakers = { 0, 0, 0, 0, 0, 0, FR, FL } },
285 /* 2.1 */
286{ .ca_index = 0x01, .speakers = { 0, 0, 0, 0, 0, LFE, FR, FL } },
287 /* Dolby Surround */
288{ .ca_index = 0x02, .speakers = { 0, 0, 0, 0, FC, 0, FR, FL } },
289 /* surround40 */
290{ .ca_index = 0x08, .speakers = { 0, 0, RR, RL, 0, 0, FR, FL } },
291 /* surround41 */
292{ .ca_index = 0x09, .speakers = { 0, 0, RR, RL, 0, LFE, FR, FL } },
293 /* surround50 */
294{ .ca_index = 0x0a, .speakers = { 0, 0, RR, RL, FC, 0, FR, FL } },
295 /* surround51 */
296{ .ca_index = 0x0b, .speakers = { 0, 0, RR, RL, FC, LFE, FR, FL } },
297 /* 6.1 */
298{ .ca_index = 0x0f, .speakers = { 0, RC, RR, RL, FC, LFE, FR, FL } },
299 /* surround71 */
300{ .ca_index = 0x13, .speakers = { RRC, RLC, RR, RL, FC, LFE, FR, FL } },
301
302{ .ca_index = 0x03, .speakers = { 0, 0, 0, 0, FC, LFE, FR, FL } },
303{ .ca_index = 0x04, .speakers = { 0, 0, 0, RC, 0, 0, FR, FL } },
304{ .ca_index = 0x05, .speakers = { 0, 0, 0, RC, 0, LFE, FR, FL } },
305{ .ca_index = 0x06, .speakers = { 0, 0, 0, RC, FC, 0, FR, FL } },
306{ .ca_index = 0x07, .speakers = { 0, 0, 0, RC, FC, LFE, FR, FL } },
307{ .ca_index = 0x0c, .speakers = { 0, RC, RR, RL, 0, 0, FR, FL } },
308{ .ca_index = 0x0d, .speakers = { 0, RC, RR, RL, 0, LFE, FR, FL } },
309{ .ca_index = 0x0e, .speakers = { 0, RC, RR, RL, FC, 0, FR, FL } },
310{ .ca_index = 0x10, .speakers = { RRC, RLC, RR, RL, 0, 0, FR, FL } },
311{ .ca_index = 0x11, .speakers = { RRC, RLC, RR, RL, 0, LFE, FR, FL } },
312{ .ca_index = 0x12, .speakers = { RRC, RLC, RR, RL, FC, 0, FR, FL } },
313{ .ca_index = 0x14, .speakers = { FRC, FLC, 0, 0, 0, 0, FR, FL } },
314{ .ca_index = 0x15, .speakers = { FRC, FLC, 0, 0, 0, LFE, FR, FL } },
315{ .ca_index = 0x16, .speakers = { FRC, FLC, 0, 0, FC, 0, FR, FL } },
316{ .ca_index = 0x17, .speakers = { FRC, FLC, 0, 0, FC, LFE, FR, FL } },
317{ .ca_index = 0x18, .speakers = { FRC, FLC, 0, RC, 0, 0, FR, FL } },
318{ .ca_index = 0x19, .speakers = { FRC, FLC, 0, RC, 0, LFE, FR, FL } },
319{ .ca_index = 0x1a, .speakers = { FRC, FLC, 0, RC, FC, 0, FR, FL } },
320{ .ca_index = 0x1b, .speakers = { FRC, FLC, 0, RC, FC, LFE, FR, FL } },
321{ .ca_index = 0x1c, .speakers = { FRC, FLC, RR, RL, 0, 0, FR, FL } },
322{ .ca_index = 0x1d, .speakers = { FRC, FLC, RR, RL, 0, LFE, FR, FL } },
323{ .ca_index = 0x1e, .speakers = { FRC, FLC, RR, RL, FC, 0, FR, FL } },
324{ .ca_index = 0x1f, .speakers = { FRC, FLC, RR, RL, FC, LFE, FR, FL } },
325{ .ca_index = 0x20, .speakers = { 0, FCH, RR, RL, FC, 0, FR, FL } },
326{ .ca_index = 0x21, .speakers = { 0, FCH, RR, RL, FC, LFE, FR, FL } },
327{ .ca_index = 0x22, .speakers = { TC, 0, RR, RL, FC, 0, FR, FL } },
328{ .ca_index = 0x23, .speakers = { TC, 0, RR, RL, FC, LFE, FR, FL } },
329{ .ca_index = 0x24, .speakers = { FRH, FLH, RR, RL, 0, 0, FR, FL } },
330{ .ca_index = 0x25, .speakers = { FRH, FLH, RR, RL, 0, LFE, FR, FL } },
331{ .ca_index = 0x26, .speakers = { FRW, FLW, RR, RL, 0, 0, FR, FL } },
332{ .ca_index = 0x27, .speakers = { FRW, FLW, RR, RL, 0, LFE, FR, FL } },
333{ .ca_index = 0x28, .speakers = { TC, RC, RR, RL, FC, 0, FR, FL } },
334{ .ca_index = 0x29, .speakers = { TC, RC, RR, RL, FC, LFE, FR, FL } },
335{ .ca_index = 0x2a, .speakers = { FCH, RC, RR, RL, FC, 0, FR, FL } },
336{ .ca_index = 0x2b, .speakers = { FCH, RC, RR, RL, FC, LFE, FR, FL } },
337{ .ca_index = 0x2c, .speakers = { TC, FCH, RR, RL, FC, 0, FR, FL } },
338{ .ca_index = 0x2d, .speakers = { TC, FCH, RR, RL, FC, LFE, FR, FL } },
339{ .ca_index = 0x2e, .speakers = { FRH, FLH, RR, RL, FC, 0, FR, FL } },
340{ .ca_index = 0x2f, .speakers = { FRH, FLH, RR, RL, FC, LFE, FR, FL } },
341{ .ca_index = 0x30, .speakers = { FRW, FLW, RR, RL, FC, 0, FR, FL } },
342{ .ca_index = 0x31, .speakers = { FRW, FLW, RR, RL, FC, LFE, FR, FL } },
343};
344
345
346/*
347 * HDMI routines
348 */
349
350#define get_pin(spec, idx) \
351 ((struct hdmi_spec_per_pin *)snd_array_elem(&spec->pins, idx))
352#define get_cvt(spec, idx) \
353 ((struct hdmi_spec_per_cvt *)snd_array_elem(&spec->cvts, idx))
354#define get_pcm_rec(spec, idx) \
355 ((struct hda_pcm *)snd_array_elem(&spec->pcm_rec, idx))
356
357static int pin_nid_to_pin_index(struct hda_codec *codec, hda_nid_t pin_nid)
358{
359 struct hdmi_spec *spec = codec->spec;
360 int pin_idx;
361
362 for (pin_idx = 0; pin_idx < spec->num_pins; pin_idx++)
363 if (get_pin(spec, pin_idx)->pin_nid == pin_nid)
364 return pin_idx;
365
366 codec_warn(codec, "HDMI: pin nid %d not registered\n", pin_nid);
367 return -EINVAL;
368}
369
370static int hinfo_to_pin_index(struct hda_codec *codec,
371 struct hda_pcm_stream *hinfo)
372{
373 struct hdmi_spec *spec = codec->spec;
374 int pin_idx;
375
376 for (pin_idx = 0; pin_idx < spec->num_pins; pin_idx++)
377 if (get_pcm_rec(spec, pin_idx)->stream == hinfo)
378 return pin_idx;
379
380 codec_warn(codec, "HDMI: hinfo %p not registered\n", hinfo);
381 return -EINVAL;
382}
383
384static int cvt_nid_to_cvt_index(struct hda_codec *codec, hda_nid_t cvt_nid)
385{
386 struct hdmi_spec *spec = codec->spec;
387 int cvt_idx;
388
389 for (cvt_idx = 0; cvt_idx < spec->num_cvts; cvt_idx++)
390 if (get_cvt(spec, cvt_idx)->cvt_nid == cvt_nid)
391 return cvt_idx;
392
393 codec_warn(codec, "HDMI: cvt nid %d not registered\n", cvt_nid);
394 return -EINVAL;
395}
396
397static int hdmi_eld_ctl_info(struct snd_kcontrol *kcontrol,
398 struct snd_ctl_elem_info *uinfo)
399{
400 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
401 struct hdmi_spec *spec = codec->spec;
402 struct hdmi_spec_per_pin *per_pin;
403 struct hdmi_eld *eld;
404 int pin_idx;
405
406 uinfo->type = SNDRV_CTL_ELEM_TYPE_BYTES;
407
408 pin_idx = kcontrol->private_value;
409 per_pin = get_pin(spec, pin_idx);
410 eld = &per_pin->sink_eld;
411
412 mutex_lock(&per_pin->lock);
413 uinfo->count = eld->eld_valid ? eld->eld_size : 0;
414 mutex_unlock(&per_pin->lock);
415
416 return 0;
417}
418
419static int hdmi_eld_ctl_get(struct snd_kcontrol *kcontrol,
420 struct snd_ctl_elem_value *ucontrol)
421{
422 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
423 struct hdmi_spec *spec = codec->spec;
424 struct hdmi_spec_per_pin *per_pin;
425 struct hdmi_eld *eld;
426 int pin_idx;
427
428 pin_idx = kcontrol->private_value;
429 per_pin = get_pin(spec, pin_idx);
430 eld = &per_pin->sink_eld;
431
432 mutex_lock(&per_pin->lock);
433 if (eld->eld_size > ARRAY_SIZE(ucontrol->value.bytes.data)) {
434 mutex_unlock(&per_pin->lock);
435 snd_BUG();
436 return -EINVAL;
437 }
438
439 memset(ucontrol->value.bytes.data, 0,
440 ARRAY_SIZE(ucontrol->value.bytes.data));
441 if (eld->eld_valid)
442 memcpy(ucontrol->value.bytes.data, eld->eld_buffer,
443 eld->eld_size);
444 mutex_unlock(&per_pin->lock);
445
446 return 0;
447}
448
449static struct snd_kcontrol_new eld_bytes_ctl = {
450 .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE,
451 .iface = SNDRV_CTL_ELEM_IFACE_PCM,
452 .name = "ELD",
453 .info = hdmi_eld_ctl_info,
454 .get = hdmi_eld_ctl_get,
455};
456
457static int hdmi_create_eld_ctl(struct hda_codec *codec, int pin_idx,
458 int device)
459{
460 struct snd_kcontrol *kctl;
461 struct hdmi_spec *spec = codec->spec;
462 int err;
463
464 kctl = snd_ctl_new1(&eld_bytes_ctl, codec);
465 if (!kctl)
466 return -ENOMEM;
467 kctl->private_value = pin_idx;
468 kctl->id.device = device;
469
470 err = snd_hda_ctl_add(codec, get_pin(spec, pin_idx)->pin_nid, kctl);
471 if (err < 0)
472 return err;
473
474 get_pin(spec, pin_idx)->eld_ctl = kctl;
475 return 0;
476}
477
478#ifdef BE_PARANOID
479static void hdmi_get_dip_index(struct hda_codec *codec, hda_nid_t pin_nid,
480 int *packet_index, int *byte_index)
481{
482 int val;
483
484 val = snd_hda_codec_read(codec, pin_nid, 0,
485 AC_VERB_GET_HDMI_DIP_INDEX, 0);
486
487 *packet_index = val >> 5;
488 *byte_index = val & 0x1f;
489}
490#endif
491
492static void hdmi_set_dip_index(struct hda_codec *codec, hda_nid_t pin_nid,
493 int packet_index, int byte_index)
494{
495 int val;
496
497 val = (packet_index << 5) | (byte_index & 0x1f);
498
499 snd_hda_codec_write(codec, pin_nid, 0, AC_VERB_SET_HDMI_DIP_INDEX, val);
500}
501
502static void hdmi_write_dip_byte(struct hda_codec *codec, hda_nid_t pin_nid,
503 unsigned char val)
504{
505 snd_hda_codec_write(codec, pin_nid, 0, AC_VERB_SET_HDMI_DIP_DATA, val);
506}
507
508static void hdmi_init_pin(struct hda_codec *codec, hda_nid_t pin_nid)
509{
510 struct hdmi_spec *spec = codec->spec;
511 int pin_out;
512
513 /* Unmute */
514 if (get_wcaps(codec, pin_nid) & AC_WCAP_OUT_AMP)
515 snd_hda_codec_write(codec, pin_nid, 0,
516 AC_VERB_SET_AMP_GAIN_MUTE, AMP_OUT_UNMUTE);
517
518 if (spec->dyn_pin_out)
519 /* Disable pin out until stream is active */
520 pin_out = 0;
521 else
522 /* Enable pin out: some machines with GM965 gets broken output
523 * when the pin is disabled or changed while using with HDMI
524 */
525 pin_out = PIN_OUT;
526
527 snd_hda_codec_write(codec, pin_nid, 0,
528 AC_VERB_SET_PIN_WIDGET_CONTROL, pin_out);
529}
530
531static int hdmi_get_channel_count(struct hda_codec *codec, hda_nid_t cvt_nid)
532{
533 return 1 + snd_hda_codec_read(codec, cvt_nid, 0,
534 AC_VERB_GET_CVT_CHAN_COUNT, 0);
535}
536
537static void hdmi_set_channel_count(struct hda_codec *codec,
538 hda_nid_t cvt_nid, int chs)
539{
540 if (chs != hdmi_get_channel_count(codec, cvt_nid))
541 snd_hda_codec_write(codec, cvt_nid, 0,
542 AC_VERB_SET_CVT_CHAN_COUNT, chs - 1);
543}
544
545/*
546 * ELD proc files
547 */
548
549#ifdef CONFIG_PROC_FS
550static void print_eld_info(struct snd_info_entry *entry,
551 struct snd_info_buffer *buffer)
552{
553 struct hdmi_spec_per_pin *per_pin = entry->private_data;
554
555 mutex_lock(&per_pin->lock);
556 snd_hdmi_print_eld_info(&per_pin->sink_eld, buffer);
557 mutex_unlock(&per_pin->lock);
558}
559
560static void write_eld_info(struct snd_info_entry *entry,
561 struct snd_info_buffer *buffer)
562{
563 struct hdmi_spec_per_pin *per_pin = entry->private_data;
564
565 mutex_lock(&per_pin->lock);
566 snd_hdmi_write_eld_info(&per_pin->sink_eld, buffer);
567 mutex_unlock(&per_pin->lock);
568}
569
570static int eld_proc_new(struct hdmi_spec_per_pin *per_pin, int index)
571{
572 char name[32];
573 struct hda_codec *codec = per_pin->codec;
574 struct snd_info_entry *entry;
575 int err;
576
577 snprintf(name, sizeof(name), "eld#%d.%d", codec->addr, index);
578 err = snd_card_proc_new(codec->bus->card, name, &entry);
579 if (err < 0)
580 return err;
581
582 snd_info_set_text_ops(entry, per_pin, print_eld_info);
583 entry->c.text.write = write_eld_info;
584 entry->mode |= S_IWUSR;
585 per_pin->proc_entry = entry;
586
587 return 0;
588}
589
590static void eld_proc_free(struct hdmi_spec_per_pin *per_pin)
591{
592 if (!per_pin->codec->bus->shutdown && per_pin->proc_entry) {
593 snd_device_free(per_pin->codec->bus->card, per_pin->proc_entry);
594 per_pin->proc_entry = NULL;
595 }
596}
597#else
598static inline int eld_proc_new(struct hdmi_spec_per_pin *per_pin,
599 int index)
600{
601 return 0;
602}
603static inline void eld_proc_free(struct hdmi_spec_per_pin *per_pin)
604{
605}
606#endif
607
608/*
609 * Channel mapping routines
610 */
611
612/*
613 * Compute derived values in channel_allocations[].
614 */
615static void init_channel_allocations(void)
616{
617 int i, j;
618 struct cea_channel_speaker_allocation *p;
619
620 for (i = 0; i < ARRAY_SIZE(channel_allocations); i++) {
621 p = channel_allocations + i;
622 p->channels = 0;
623 p->spk_mask = 0;
624 for (j = 0; j < ARRAY_SIZE(p->speakers); j++)
625 if (p->speakers[j]) {
626 p->channels++;
627 p->spk_mask |= p->speakers[j];
628 }
629 }
630}
631
632static int get_channel_allocation_order(int ca)
633{
634 int i;
635
636 for (i = 0; i < ARRAY_SIZE(channel_allocations); i++) {
637 if (channel_allocations[i].ca_index == ca)
638 break;
639 }
640 return i;
641}
642
643/*
644 * The transformation takes two steps:
645 *
646 * eld->spk_alloc => (eld_speaker_allocation_bits[]) => spk_mask
647 * spk_mask => (channel_allocations[]) => ai->CA
648 *
649 * TODO: it could select the wrong CA from multiple candidates.
650*/
651static int hdmi_channel_allocation(struct hdmi_eld *eld, int channels)
652{
653 int i;
654 int ca = 0;
655 int spk_mask = 0;
656 char buf[SND_PRINT_CHANNEL_ALLOCATION_ADVISED_BUFSIZE];
657
658 /*
659 * CA defaults to 0 for basic stereo audio
660 */
661 if (channels <= 2)
662 return 0;
663
664 /*
665 * expand ELD's speaker allocation mask
666 *
667 * ELD tells the speaker mask in a compact(paired) form,
668 * expand ELD's notions to match the ones used by Audio InfoFrame.
669 */
670 for (i = 0; i < ARRAY_SIZE(eld_speaker_allocation_bits); i++) {
671 if (eld->info.spk_alloc & (1 << i))
672 spk_mask |= eld_speaker_allocation_bits[i];
673 }
674
675 /* search for the first working match in the CA table */
676 for (i = 0; i < ARRAY_SIZE(channel_allocations); i++) {
677 if (channels == channel_allocations[i].channels &&
678 (spk_mask & channel_allocations[i].spk_mask) ==
679 channel_allocations[i].spk_mask) {
680 ca = channel_allocations[i].ca_index;
681 break;
682 }
683 }
684
685 if (!ca) {
686 /* if there was no match, select the regular ALSA channel
687 * allocation with the matching number of channels */
688 for (i = 0; i < ARRAY_SIZE(channel_allocations); i++) {
689 if (channels == channel_allocations[i].channels) {
690 ca = channel_allocations[i].ca_index;
691 break;
692 }
693 }
694 }
695
696 snd_print_channel_allocation(eld->info.spk_alloc, buf, sizeof(buf));
697 snd_printdd("HDMI: select CA 0x%x for %d-channel allocation: %s\n",
698 ca, channels, buf);
699
700 return ca;
701}
702
703static void hdmi_debug_channel_mapping(struct hda_codec *codec,
704 hda_nid_t pin_nid)
705{
706#ifdef CONFIG_SND_DEBUG_VERBOSE
707 struct hdmi_spec *spec = codec->spec;
708 int i;
709 int channel;
710
711 for (i = 0; i < 8; i++) {
712 channel = spec->ops.pin_get_slot_channel(codec, pin_nid, i);
713 codec_dbg(codec, "HDMI: ASP channel %d => slot %d\n",
714 channel, i);
715 }
716#endif
717}
718
719static void hdmi_std_setup_channel_mapping(struct hda_codec *codec,
720 hda_nid_t pin_nid,
721 bool non_pcm,
722 int ca)
723{
724 struct hdmi_spec *spec = codec->spec;
725 struct cea_channel_speaker_allocation *ch_alloc;
726 int i;
727 int err;
728 int order;
729 int non_pcm_mapping[8];
730
731 order = get_channel_allocation_order(ca);
732 ch_alloc = &channel_allocations[order];
733
734 if (hdmi_channel_mapping[ca][1] == 0) {
735 int hdmi_slot = 0;
736 /* fill actual channel mappings in ALSA channel (i) order */
737 for (i = 0; i < ch_alloc->channels; i++) {
738 while (!ch_alloc->speakers[7 - hdmi_slot] && !WARN_ON(hdmi_slot >= 8))
739 hdmi_slot++; /* skip zero slots */
740
741 hdmi_channel_mapping[ca][i] = (i << 4) | hdmi_slot++;
742 }
743 /* fill the rest of the slots with ALSA channel 0xf */
744 for (hdmi_slot = 0; hdmi_slot < 8; hdmi_slot++)
745 if (!ch_alloc->speakers[7 - hdmi_slot])
746 hdmi_channel_mapping[ca][i++] = (0xf << 4) | hdmi_slot;
747 }
748
749 if (non_pcm) {
750 for (i = 0; i < ch_alloc->channels; i++)
751 non_pcm_mapping[i] = (i << 4) | i;
752 for (; i < 8; i++)
753 non_pcm_mapping[i] = (0xf << 4) | i;
754 }
755
756 for (i = 0; i < 8; i++) {
757 int slotsetup = non_pcm ? non_pcm_mapping[i] : hdmi_channel_mapping[ca][i];
758 int hdmi_slot = slotsetup & 0x0f;
759 int channel = (slotsetup & 0xf0) >> 4;
760 err = spec->ops.pin_set_slot_channel(codec, pin_nid, hdmi_slot, channel);
761 if (err) {
762 codec_dbg(codec, "HDMI: channel mapping failed\n");
763 break;
764 }
765 }
766}
767
768struct channel_map_table {
769 unsigned char map; /* ALSA API channel map position */
770 int spk_mask; /* speaker position bit mask */
771};
772
773static struct channel_map_table map_tables[] = {
774 { SNDRV_CHMAP_FL, FL },
775 { SNDRV_CHMAP_FR, FR },
776 { SNDRV_CHMAP_RL, RL },
777 { SNDRV_CHMAP_RR, RR },
778 { SNDRV_CHMAP_LFE, LFE },
779 { SNDRV_CHMAP_FC, FC },
780 { SNDRV_CHMAP_RLC, RLC },
781 { SNDRV_CHMAP_RRC, RRC },
782 { SNDRV_CHMAP_RC, RC },
783 { SNDRV_CHMAP_FLC, FLC },
784 { SNDRV_CHMAP_FRC, FRC },
785 { SNDRV_CHMAP_TFL, FLH },
786 { SNDRV_CHMAP_TFR, FRH },
787 { SNDRV_CHMAP_FLW, FLW },
788 { SNDRV_CHMAP_FRW, FRW },
789 { SNDRV_CHMAP_TC, TC },
790 { SNDRV_CHMAP_TFC, FCH },
791 {} /* terminator */
792};
793
794/* from ALSA API channel position to speaker bit mask */
795static int to_spk_mask(unsigned char c)
796{
797 struct channel_map_table *t = map_tables;
798 for (; t->map; t++) {
799 if (t->map == c)
800 return t->spk_mask;
801 }
802 return 0;
803}
804
805/* from ALSA API channel position to CEA slot */
806static int to_cea_slot(int ordered_ca, unsigned char pos)
807{
808 int mask = to_spk_mask(pos);
809 int i;
810
811 if (mask) {
812 for (i = 0; i < 8; i++) {
813 if (channel_allocations[ordered_ca].speakers[7 - i] == mask)
814 return i;
815 }
816 }
817
818 return -1;
819}
820
821/* from speaker bit mask to ALSA API channel position */
822static int spk_to_chmap(int spk)
823{
824 struct channel_map_table *t = map_tables;
825 for (; t->map; t++) {
826 if (t->spk_mask == spk)
827 return t->map;
828 }
829 return 0;
830}
831
832/* from CEA slot to ALSA API channel position */
833static int from_cea_slot(int ordered_ca, unsigned char slot)
834{
835 int mask = channel_allocations[ordered_ca].speakers[7 - slot];
836
837 return spk_to_chmap(mask);
838}
839
840/* get the CA index corresponding to the given ALSA API channel map */
841static int hdmi_manual_channel_allocation(int chs, unsigned char *map)
842{
843 int i, spks = 0, spk_mask = 0;
844
845 for (i = 0; i < chs; i++) {
846 int mask = to_spk_mask(map[i]);
847 if (mask) {
848 spk_mask |= mask;
849 spks++;
850 }
851 }
852
853 for (i = 0; i < ARRAY_SIZE(channel_allocations); i++) {
854 if ((chs == channel_allocations[i].channels ||
855 spks == channel_allocations[i].channels) &&
856 (spk_mask & channel_allocations[i].spk_mask) ==
857 channel_allocations[i].spk_mask)
858 return channel_allocations[i].ca_index;
859 }
860 return -1;
861}
862
863/* set up the channel slots for the given ALSA API channel map */
864static int hdmi_manual_setup_channel_mapping(struct hda_codec *codec,
865 hda_nid_t pin_nid,
866 int chs, unsigned char *map,
867 int ca)
868{
869 struct hdmi_spec *spec = codec->spec;
870 int ordered_ca = get_channel_allocation_order(ca);
871 int alsa_pos, hdmi_slot;
872 int assignments[8] = {[0 ... 7] = 0xf};
873
874 for (alsa_pos = 0; alsa_pos < chs; alsa_pos++) {
875
876 hdmi_slot = to_cea_slot(ordered_ca, map[alsa_pos]);
877
878 if (hdmi_slot < 0)
879 continue; /* unassigned channel */
880
881 assignments[hdmi_slot] = alsa_pos;
882 }
883
884 for (hdmi_slot = 0; hdmi_slot < 8; hdmi_slot++) {
885 int err;
886
887 err = spec->ops.pin_set_slot_channel(codec, pin_nid, hdmi_slot,
888 assignments[hdmi_slot]);
889 if (err)
890 return -EINVAL;
891 }
892 return 0;
893}
894
895/* store ALSA API channel map from the current default map */
896static void hdmi_setup_fake_chmap(unsigned char *map, int ca)
897{
898 int i;
899 int ordered_ca = get_channel_allocation_order(ca);
900 for (i = 0; i < 8; i++) {
901 if (i < channel_allocations[ordered_ca].channels)
902 map[i] = from_cea_slot(ordered_ca, hdmi_channel_mapping[ca][i] & 0x0f);
903 else
904 map[i] = 0;
905 }
906}
907
908static void hdmi_setup_channel_mapping(struct hda_codec *codec,
909 hda_nid_t pin_nid, bool non_pcm, int ca,
910 int channels, unsigned char *map,
911 bool chmap_set)
912{
913 if (!non_pcm && chmap_set) {
914 hdmi_manual_setup_channel_mapping(codec, pin_nid,
915 channels, map, ca);
916 } else {
917 hdmi_std_setup_channel_mapping(codec, pin_nid, non_pcm, ca);
918 hdmi_setup_fake_chmap(map, ca);
919 }
920
921 hdmi_debug_channel_mapping(codec, pin_nid);
922}
923
924static int hdmi_pin_set_slot_channel(struct hda_codec *codec, hda_nid_t pin_nid,
925 int asp_slot, int channel)
926{
927 return snd_hda_codec_write(codec, pin_nid, 0,
928 AC_VERB_SET_HDMI_CHAN_SLOT,
929 (channel << 4) | asp_slot);
930}
931
932static int hdmi_pin_get_slot_channel(struct hda_codec *codec, hda_nid_t pin_nid,
933 int asp_slot)
934{
935 return (snd_hda_codec_read(codec, pin_nid, 0,
936 AC_VERB_GET_HDMI_CHAN_SLOT,
937 asp_slot) & 0xf0) >> 4;
938}
939
940/*
941 * Audio InfoFrame routines
942 */
943
944/*
945 * Enable Audio InfoFrame Transmission
946 */
947static void hdmi_start_infoframe_trans(struct hda_codec *codec,
948 hda_nid_t pin_nid)
949{
950 hdmi_set_dip_index(codec, pin_nid, 0x0, 0x0);
951 snd_hda_codec_write(codec, pin_nid, 0, AC_VERB_SET_HDMI_DIP_XMIT,
952 AC_DIPXMIT_BEST);
953}
954
955/*
956 * Disable Audio InfoFrame Transmission
957 */
958static void hdmi_stop_infoframe_trans(struct hda_codec *codec,
959 hda_nid_t pin_nid)
960{
961 hdmi_set_dip_index(codec, pin_nid, 0x0, 0x0);
962 snd_hda_codec_write(codec, pin_nid, 0, AC_VERB_SET_HDMI_DIP_XMIT,
963 AC_DIPXMIT_DISABLE);
964}
965
966static void hdmi_debug_dip_size(struct hda_codec *codec, hda_nid_t pin_nid)
967{
968#ifdef CONFIG_SND_DEBUG_VERBOSE
969 int i;
970 int size;
971
972 size = snd_hdmi_get_eld_size(codec, pin_nid);
973 codec_dbg(codec, "HDMI: ELD buf size is %d\n", size);
974
975 for (i = 0; i < 8; i++) {
976 size = snd_hda_codec_read(codec, pin_nid, 0,
977 AC_VERB_GET_HDMI_DIP_SIZE, i);
978 codec_dbg(codec, "HDMI: DIP GP[%d] buf size is %d\n", i, size);
979 }
980#endif
981}
982
983static void hdmi_clear_dip_buffers(struct hda_codec *codec, hda_nid_t pin_nid)
984{
985#ifdef BE_PARANOID
986 int i, j;
987 int size;
988 int pi, bi;
989 for (i = 0; i < 8; i++) {
990 size = snd_hda_codec_read(codec, pin_nid, 0,
991 AC_VERB_GET_HDMI_DIP_SIZE, i);
992 if (size == 0)
993 continue;
994
995 hdmi_set_dip_index(codec, pin_nid, i, 0x0);
996 for (j = 1; j < 1000; j++) {
997 hdmi_write_dip_byte(codec, pin_nid, 0x0);
998 hdmi_get_dip_index(codec, pin_nid, &pi, &bi);
999 if (pi != i)
1000 codec_dbg(codec, "dip index %d: %d != %d\n",
1001 bi, pi, i);
1002 if (bi == 0) /* byte index wrapped around */
1003 break;
1004 }
1005 codec_dbg(codec,
1006 "HDMI: DIP GP[%d] buf reported size=%d, written=%d\n",
1007 i, size, j);
1008 }
1009#endif
1010}
1011
1012static void hdmi_checksum_audio_infoframe(struct hdmi_audio_infoframe *hdmi_ai)
1013{
1014 u8 *bytes = (u8 *)hdmi_ai;
1015 u8 sum = 0;
1016 int i;
1017
1018 hdmi_ai->checksum = 0;
1019
1020 for (i = 0; i < sizeof(*hdmi_ai); i++)
1021 sum += bytes[i];
1022
1023 hdmi_ai->checksum = -sum;
1024}
1025
1026static void hdmi_fill_audio_infoframe(struct hda_codec *codec,
1027 hda_nid_t pin_nid,
1028 u8 *dip, int size)
1029{
1030 int i;
1031
1032 hdmi_debug_dip_size(codec, pin_nid);
1033 hdmi_clear_dip_buffers(codec, pin_nid); /* be paranoid */
1034
1035 hdmi_set_dip_index(codec, pin_nid, 0x0, 0x0);
1036 for (i = 0; i < size; i++)
1037 hdmi_write_dip_byte(codec, pin_nid, dip[i]);
1038}
1039
1040static bool hdmi_infoframe_uptodate(struct hda_codec *codec, hda_nid_t pin_nid,
1041 u8 *dip, int size)
1042{
1043 u8 val;
1044 int i;
1045
1046 if (snd_hda_codec_read(codec, pin_nid, 0, AC_VERB_GET_HDMI_DIP_XMIT, 0)
1047 != AC_DIPXMIT_BEST)
1048 return false;
1049
1050 hdmi_set_dip_index(codec, pin_nid, 0x0, 0x0);
1051 for (i = 0; i < size; i++) {
1052 val = snd_hda_codec_read(codec, pin_nid, 0,
1053 AC_VERB_GET_HDMI_DIP_DATA, 0);
1054 if (val != dip[i])
1055 return false;
1056 }
1057
1058 return true;
1059}
1060
1061static void hdmi_pin_setup_infoframe(struct hda_codec *codec,
1062 hda_nid_t pin_nid,
1063 int ca, int active_channels,
1064 int conn_type)
1065{
1066 union audio_infoframe ai;
1067
1068 memset(&ai, 0, sizeof(ai));
1069 if (conn_type == 0) { /* HDMI */
1070 struct hdmi_audio_infoframe *hdmi_ai = &ai.hdmi;
1071
1072 hdmi_ai->type = 0x84;
1073 hdmi_ai->ver = 0x01;
1074 hdmi_ai->len = 0x0a;
1075 hdmi_ai->CC02_CT47 = active_channels - 1;
1076 hdmi_ai->CA = ca;
1077 hdmi_checksum_audio_infoframe(hdmi_ai);
1078 } else if (conn_type == 1) { /* DisplayPort */
1079 struct dp_audio_infoframe *dp_ai = &ai.dp;
1080
1081 dp_ai->type = 0x84;
1082 dp_ai->len = 0x1b;
1083 dp_ai->ver = 0x11 << 2;
1084 dp_ai->CC02_CT47 = active_channels - 1;
1085 dp_ai->CA = ca;
1086 } else {
1087 codec_dbg(codec, "HDMI: unknown connection type at pin %d\n",
1088 pin_nid);
1089 return;
1090 }
1091
1092 /*
1093 * sizeof(ai) is used instead of sizeof(*hdmi_ai) or
1094 * sizeof(*dp_ai) to avoid partial match/update problems when
1095 * the user switches between HDMI/DP monitors.
1096 */
1097 if (!hdmi_infoframe_uptodate(codec, pin_nid, ai.bytes,
1098 sizeof(ai))) {
1099 codec_dbg(codec,
1100 "hdmi_pin_setup_infoframe: pin=%d channels=%d ca=0x%02x\n",
1101 pin_nid,
1102 active_channels, ca);
1103 hdmi_stop_infoframe_trans(codec, pin_nid);
1104 hdmi_fill_audio_infoframe(codec, pin_nid,
1105 ai.bytes, sizeof(ai));
1106 hdmi_start_infoframe_trans(codec, pin_nid);
1107 }
1108}
1109
1110static void hdmi_setup_audio_infoframe(struct hda_codec *codec,
1111 struct hdmi_spec_per_pin *per_pin,
1112 bool non_pcm)
1113{
1114 struct hdmi_spec *spec = codec->spec;
1115 hda_nid_t pin_nid = per_pin->pin_nid;
1116 int channels = per_pin->channels;
1117 int active_channels;
1118 struct hdmi_eld *eld;
1119 int ca, ordered_ca;
1120
1121 if (!channels)
1122 return;
1123
1124 if (is_haswell_plus(codec))
1125 snd_hda_codec_write(codec, pin_nid, 0,
1126 AC_VERB_SET_AMP_GAIN_MUTE,
1127 AMP_OUT_UNMUTE);
1128
1129 eld = &per_pin->sink_eld;
1130 if (!eld->monitor_present) {
1131 hdmi_set_channel_count(codec, per_pin->cvt_nid, channels);
1132 return;
1133 }
1134
1135 if (!non_pcm && per_pin->chmap_set)
1136 ca = hdmi_manual_channel_allocation(channels, per_pin->chmap);
1137 else
1138 ca = hdmi_channel_allocation(eld, channels);
1139 if (ca < 0)
1140 ca = 0;
1141
1142 ordered_ca = get_channel_allocation_order(ca);
1143 active_channels = channel_allocations[ordered_ca].channels;
1144
1145 hdmi_set_channel_count(codec, per_pin->cvt_nid, active_channels);
1146
1147 /*
1148 * always configure channel mapping, it may have been changed by the
1149 * user in the meantime
1150 */
1151 hdmi_setup_channel_mapping(codec, pin_nid, non_pcm, ca,
1152 channels, per_pin->chmap,
1153 per_pin->chmap_set);
1154
1155 spec->ops.pin_setup_infoframe(codec, pin_nid, ca, active_channels,
1156 eld->info.conn_type);
1157
1158 per_pin->non_pcm = non_pcm;
1159}
1160
1161/*
1162 * Unsolicited events
1163 */
1164
1165static bool hdmi_present_sense(struct hdmi_spec_per_pin *per_pin, int repoll);
1166
1167static void jack_callback(struct hda_codec *codec, struct hda_jack_tbl *jack)
1168{
1169 struct hdmi_spec *spec = codec->spec;
1170 int pin_idx = pin_nid_to_pin_index(codec, jack->nid);
1171 if (pin_idx < 0)
1172 return;
1173
1174 if (hdmi_present_sense(get_pin(spec, pin_idx), 1))
1175 snd_hda_jack_report_sync(codec);
1176}
1177
1178static void hdmi_intrinsic_event(struct hda_codec *codec, unsigned int res)
1179{
1180 int tag = res >> AC_UNSOL_RES_TAG_SHIFT;
1181 struct hda_jack_tbl *jack;
1182 int dev_entry = (res & AC_UNSOL_RES_DE) >> AC_UNSOL_RES_DE_SHIFT;
1183
1184 jack = snd_hda_jack_tbl_get_from_tag(codec, tag);
1185 if (!jack)
1186 return;
1187 jack->jack_dirty = 1;
1188
1189 codec_dbg(codec,
1190 "HDMI hot plug event: Codec=%d Pin=%d Device=%d Inactive=%d Presence_Detect=%d ELD_Valid=%d\n",
1191 codec->addr, jack->nid, dev_entry, !!(res & AC_UNSOL_RES_IA),
1192 !!(res & AC_UNSOL_RES_PD), !!(res & AC_UNSOL_RES_ELDV));
1193
1194 jack_callback(codec, jack);
1195}
1196
1197static void hdmi_non_intrinsic_event(struct hda_codec *codec, unsigned int res)
1198{
1199 int tag = res >> AC_UNSOL_RES_TAG_SHIFT;
1200 int subtag = (res & AC_UNSOL_RES_SUBTAG) >> AC_UNSOL_RES_SUBTAG_SHIFT;
1201 int cp_state = !!(res & AC_UNSOL_RES_CP_STATE);
1202 int cp_ready = !!(res & AC_UNSOL_RES_CP_READY);
1203
1204 codec_info(codec,
1205 "HDMI CP event: CODEC=%d TAG=%d SUBTAG=0x%x CP_STATE=%d CP_READY=%d\n",
1206 codec->addr,
1207 tag,
1208 subtag,
1209 cp_state,
1210 cp_ready);
1211
1212 /* TODO */
1213 if (cp_state)
1214 ;
1215 if (cp_ready)
1216 ;
1217}
1218
1219
1220static void hdmi_unsol_event(struct hda_codec *codec, unsigned int res)
1221{
1222 int tag = res >> AC_UNSOL_RES_TAG_SHIFT;
1223 int subtag = (res & AC_UNSOL_RES_SUBTAG) >> AC_UNSOL_RES_SUBTAG_SHIFT;
1224
1225 if (!snd_hda_jack_tbl_get_from_tag(codec, tag)) {
1226 codec_dbg(codec, "Unexpected HDMI event tag 0x%x\n", tag);
1227 return;
1228 }
1229
1230 if (subtag == 0)
1231 hdmi_intrinsic_event(codec, res);
1232 else
1233 hdmi_non_intrinsic_event(codec, res);
1234}
1235
1236static void haswell_verify_D0(struct hda_codec *codec,
1237 hda_nid_t cvt_nid, hda_nid_t nid)
1238{
1239 int pwr;
1240
1241 /* For Haswell, the converter 1/2 may keep in D3 state after bootup,
1242 * thus pins could only choose converter 0 for use. Make sure the
1243 * converters are in correct power state */
1244 if (!snd_hda_check_power_state(codec, cvt_nid, AC_PWRST_D0))
1245 snd_hda_codec_write(codec, cvt_nid, 0, AC_VERB_SET_POWER_STATE, AC_PWRST_D0);
1246
1247 if (!snd_hda_check_power_state(codec, nid, AC_PWRST_D0)) {
1248 snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_POWER_STATE,
1249 AC_PWRST_D0);
1250 msleep(40);
1251 pwr = snd_hda_codec_read(codec, nid, 0, AC_VERB_GET_POWER_STATE, 0);
1252 pwr = (pwr & AC_PWRST_ACTUAL) >> AC_PWRST_ACTUAL_SHIFT;
1253 codec_dbg(codec, "Haswell HDMI audio: Power for pin 0x%x is now D%d\n", nid, pwr);
1254 }
1255}
1256
1257/*
1258 * Callbacks
1259 */
1260
1261/* HBR should be Non-PCM, 8 channels */
1262#define is_hbr_format(format) \
1263 ((format & AC_FMT_TYPE_NON_PCM) && (format & AC_FMT_CHAN_MASK) == 7)
1264
1265static int hdmi_pin_hbr_setup(struct hda_codec *codec, hda_nid_t pin_nid,
1266 bool hbr)
1267{
1268 int pinctl, new_pinctl;
1269
1270 if (snd_hda_query_pin_caps(codec, pin_nid) & AC_PINCAP_HBR) {
1271 pinctl = snd_hda_codec_read(codec, pin_nid, 0,
1272 AC_VERB_GET_PIN_WIDGET_CONTROL, 0);
1273
1274 if (pinctl < 0)
1275 return hbr ? -EINVAL : 0;
1276
1277 new_pinctl = pinctl & ~AC_PINCTL_EPT;
1278 if (hbr)
1279 new_pinctl |= AC_PINCTL_EPT_HBR;
1280 else
1281 new_pinctl |= AC_PINCTL_EPT_NATIVE;
1282
1283 codec_dbg(codec,
1284 "hdmi_pin_hbr_setup: NID=0x%x, %spinctl=0x%x\n",
1285 pin_nid,
1286 pinctl == new_pinctl ? "" : "new-",
1287 new_pinctl);
1288
1289 if (pinctl != new_pinctl)
1290 snd_hda_codec_write(codec, pin_nid, 0,
1291 AC_VERB_SET_PIN_WIDGET_CONTROL,
1292 new_pinctl);
1293 } else if (hbr)
1294 return -EINVAL;
1295
1296 return 0;
1297}
1298
1299static int hdmi_setup_stream(struct hda_codec *codec, hda_nid_t cvt_nid,
1300 hda_nid_t pin_nid, u32 stream_tag, int format)
1301{
1302 struct hdmi_spec *spec = codec->spec;
1303 int err;
1304
1305 if (is_haswell_plus(codec))
1306 haswell_verify_D0(codec, cvt_nid, pin_nid);
1307
1308 err = spec->ops.pin_hbr_setup(codec, pin_nid, is_hbr_format(format));
1309
1310 if (err) {
1311 codec_dbg(codec, "hdmi_setup_stream: HBR is not supported\n");
1312 return err;
1313 }
1314
1315 snd_hda_codec_setup_stream(codec, cvt_nid, stream_tag, 0, format);
1316 return 0;
1317}
1318
1319static int hdmi_choose_cvt(struct hda_codec *codec,
1320 int pin_idx, int *cvt_id, int *mux_id)
1321{
1322 struct hdmi_spec *spec = codec->spec;
1323 struct hdmi_spec_per_pin *per_pin;
1324 struct hdmi_spec_per_cvt *per_cvt = NULL;
1325 int cvt_idx, mux_idx = 0;
1326
1327 per_pin = get_pin(spec, pin_idx);
1328
1329 /* Dynamically assign converter to stream */
1330 for (cvt_idx = 0; cvt_idx < spec->num_cvts; cvt_idx++) {
1331 per_cvt = get_cvt(spec, cvt_idx);
1332
1333 /* Must not already be assigned */
1334 if (per_cvt->assigned)
1335 continue;
1336 /* Must be in pin's mux's list of converters */
1337 for (mux_idx = 0; mux_idx < per_pin->num_mux_nids; mux_idx++)
1338 if (per_pin->mux_nids[mux_idx] == per_cvt->cvt_nid)
1339 break;
1340 /* Not in mux list */
1341 if (mux_idx == per_pin->num_mux_nids)
1342 continue;
1343 break;
1344 }
1345
1346 /* No free converters */
1347 if (cvt_idx == spec->num_cvts)
1348 return -ENODEV;
1349
1350 per_pin->mux_idx = mux_idx;
1351
1352 if (cvt_id)
1353 *cvt_id = cvt_idx;
1354 if (mux_id)
1355 *mux_id = mux_idx;
1356
1357 return 0;
1358}
1359
1360/* Assure the pin select the right convetor */
1361static void intel_verify_pin_cvt_connect(struct hda_codec *codec,
1362 struct hdmi_spec_per_pin *per_pin)
1363{
1364 hda_nid_t pin_nid = per_pin->pin_nid;
1365 int mux_idx, curr;
1366
1367 mux_idx = per_pin->mux_idx;
1368 curr = snd_hda_codec_read(codec, pin_nid, 0,
1369 AC_VERB_GET_CONNECT_SEL, 0);
1370 if (curr != mux_idx)
1371 snd_hda_codec_write_cache(codec, pin_nid, 0,
1372 AC_VERB_SET_CONNECT_SEL,
1373 mux_idx);
1374}
1375
1376/* Intel HDMI workaround to fix audio routing issue:
1377 * For some Intel display codecs, pins share the same connection list.
1378 * So a conveter can be selected by multiple pins and playback on any of these
1379 * pins will generate sound on the external display, because audio flows from
1380 * the same converter to the display pipeline. Also muting one pin may make
1381 * other pins have no sound output.
1382 * So this function assures that an assigned converter for a pin is not selected
1383 * by any other pins.
1384 */
1385static void intel_not_share_assigned_cvt(struct hda_codec *codec,
1386 hda_nid_t pin_nid, int mux_idx)
1387{
1388 struct hdmi_spec *spec = codec->spec;
1389 hda_nid_t nid, end_nid;
1390 int cvt_idx, curr;
1391 struct hdmi_spec_per_cvt *per_cvt;
1392
1393 /* configure all pins, including "no physical connection" ones */
1394 end_nid = codec->start_nid + codec->num_nodes;
1395 for (nid = codec->start_nid; nid < end_nid; nid++) {
1396 unsigned int wid_caps = get_wcaps(codec, nid);
1397 unsigned int wid_type = get_wcaps_type(wid_caps);
1398
1399 if (wid_type != AC_WID_PIN)
1400 continue;
1401
1402 if (nid == pin_nid)
1403 continue;
1404
1405 curr = snd_hda_codec_read(codec, nid, 0,
1406 AC_VERB_GET_CONNECT_SEL, 0);
1407 if (curr != mux_idx)
1408 continue;
1409
1410 /* choose an unassigned converter. The conveters in the
1411 * connection list are in the same order as in the codec.
1412 */
1413 for (cvt_idx = 0; cvt_idx < spec->num_cvts; cvt_idx++) {
1414 per_cvt = get_cvt(spec, cvt_idx);
1415 if (!per_cvt->assigned) {
1416 codec_dbg(codec,
1417 "choose cvt %d for pin nid %d\n",
1418 cvt_idx, nid);
1419 snd_hda_codec_write_cache(codec, nid, 0,
1420 AC_VERB_SET_CONNECT_SEL,
1421 cvt_idx);
1422 break;
1423 }
1424 }
1425 }
1426}
1427
1428/*
1429 * HDA PCM callbacks
1430 */
1431static int hdmi_pcm_open(struct hda_pcm_stream *hinfo,
1432 struct hda_codec *codec,
1433 struct snd_pcm_substream *substream)
1434{
1435 struct hdmi_spec *spec = codec->spec;
1436 struct snd_pcm_runtime *runtime = substream->runtime;
1437 int pin_idx, cvt_idx, mux_idx = 0;
1438 struct hdmi_spec_per_pin *per_pin;
1439 struct hdmi_eld *eld;
1440 struct hdmi_spec_per_cvt *per_cvt = NULL;
1441 int err;
1442
1443 /* Validate hinfo */
1444 pin_idx = hinfo_to_pin_index(codec, hinfo);
1445 if (snd_BUG_ON(pin_idx < 0))
1446 return -EINVAL;
1447 per_pin = get_pin(spec, pin_idx);
1448 eld = &per_pin->sink_eld;
1449
1450 err = hdmi_choose_cvt(codec, pin_idx, &cvt_idx, &mux_idx);
1451 if (err < 0)
1452 return err;
1453
1454 per_cvt = get_cvt(spec, cvt_idx);
1455 /* Claim converter */
1456 per_cvt->assigned = 1;
1457 per_pin->cvt_nid = per_cvt->cvt_nid;
1458 hinfo->nid = per_cvt->cvt_nid;
1459
1460 snd_hda_codec_write_cache(codec, per_pin->pin_nid, 0,
1461 AC_VERB_SET_CONNECT_SEL,
1462 mux_idx);
1463
1464 /* configure unused pins to choose other converters */
1465 if (is_haswell_plus(codec) || is_valleyview(codec))
1466 intel_not_share_assigned_cvt(codec, per_pin->pin_nid, mux_idx);
1467
1468 snd_hda_spdif_ctls_assign(codec, pin_idx, per_cvt->cvt_nid);
1469
1470 /* Initially set the converter's capabilities */
1471 hinfo->channels_min = per_cvt->channels_min;
1472 hinfo->channels_max = per_cvt->channels_max;
1473 hinfo->rates = per_cvt->rates;
1474 hinfo->formats = per_cvt->formats;
1475 hinfo->maxbps = per_cvt->maxbps;
1476
1477 /* Restrict capabilities by ELD if this isn't disabled */
1478 if (!static_hdmi_pcm && eld->eld_valid) {
1479 snd_hdmi_eld_update_pcm_info(&eld->info, hinfo);
1480 if (hinfo->channels_min > hinfo->channels_max ||
1481 !hinfo->rates || !hinfo->formats) {
1482 per_cvt->assigned = 0;
1483 hinfo->nid = 0;
1484 snd_hda_spdif_ctls_unassign(codec, pin_idx);
1485 return -ENODEV;
1486 }
1487 }
1488
1489 /* Store the updated parameters */
1490 runtime->hw.channels_min = hinfo->channels_min;
1491 runtime->hw.channels_max = hinfo->channels_max;
1492 runtime->hw.formats = hinfo->formats;
1493 runtime->hw.rates = hinfo->rates;
1494
1495 snd_pcm_hw_constraint_step(substream->runtime, 0,
1496 SNDRV_PCM_HW_PARAM_CHANNELS, 2);
1497 return 0;
1498}
1499
1500/*
1501 * HDA/HDMI auto parsing
1502 */
1503static int hdmi_read_pin_conn(struct hda_codec *codec, int pin_idx)
1504{
1505 struct hdmi_spec *spec = codec->spec;
1506 struct hdmi_spec_per_pin *per_pin = get_pin(spec, pin_idx);
1507 hda_nid_t pin_nid = per_pin->pin_nid;
1508
1509 if (!(get_wcaps(codec, pin_nid) & AC_WCAP_CONN_LIST)) {
1510 codec_warn(codec,
1511 "HDMI: pin %d wcaps %#x does not support connection list\n",
1512 pin_nid, get_wcaps(codec, pin_nid));
1513 return -EINVAL;
1514 }
1515
1516 per_pin->num_mux_nids = snd_hda_get_connections(codec, pin_nid,
1517 per_pin->mux_nids,
1518 HDA_MAX_CONNECTIONS);
1519
1520 return 0;
1521}
1522
1523static bool hdmi_present_sense(struct hdmi_spec_per_pin *per_pin, int repoll)
1524{
1525 struct hda_jack_tbl *jack;
1526 struct hda_codec *codec = per_pin->codec;
1527 struct hdmi_spec *spec = codec->spec;
1528 struct hdmi_eld *eld = &spec->temp_eld;
1529 struct hdmi_eld *pin_eld = &per_pin->sink_eld;
1530 hda_nid_t pin_nid = per_pin->pin_nid;
1531 /*
1532 * Always execute a GetPinSense verb here, even when called from
1533 * hdmi_intrinsic_event; for some NVIDIA HW, the unsolicited
1534 * response's PD bit is not the real PD value, but indicates that
1535 * the real PD value changed. An older version of the HD-audio
1536 * specification worked this way. Hence, we just ignore the data in
1537 * the unsolicited response to avoid custom WARs.
1538 */
1539 int present;
1540 bool update_eld = false;
1541 bool eld_changed = false;
1542 bool ret;
1543
1544 snd_hda_power_up(codec);
1545 present = snd_hda_pin_sense(codec, pin_nid);
1546
1547 mutex_lock(&per_pin->lock);
1548 pin_eld->monitor_present = !!(present & AC_PINSENSE_PRESENCE);
1549 if (pin_eld->monitor_present)
1550 eld->eld_valid = !!(present & AC_PINSENSE_ELDV);
1551 else
1552 eld->eld_valid = false;
1553
1554 codec_dbg(codec,
1555 "HDMI status: Codec=%d Pin=%d Presence_Detect=%d ELD_Valid=%d\n",
1556 codec->addr, pin_nid, pin_eld->monitor_present, eld->eld_valid);
1557
1558 if (eld->eld_valid) {
1559 if (spec->ops.pin_get_eld(codec, pin_nid, eld->eld_buffer,
1560 &eld->eld_size) < 0)
1561 eld->eld_valid = false;
1562 else {
1563 memset(&eld->info, 0, sizeof(struct parsed_hdmi_eld));
1564 if (snd_hdmi_parse_eld(&eld->info, eld->eld_buffer,
1565 eld->eld_size) < 0)
1566 eld->eld_valid = false;
1567 }
1568
1569 if (eld->eld_valid) {
1570 snd_hdmi_show_eld(&eld->info);
1571 update_eld = true;
1572 }
1573 else if (repoll) {
1574 queue_delayed_work(codec->bus->workq,
1575 &per_pin->work,
1576 msecs_to_jiffies(300));
1577 goto unlock;
1578 }
1579 }
1580
1581 if (pin_eld->eld_valid && !eld->eld_valid) {
1582 update_eld = true;
1583 eld_changed = true;
1584 }
1585 if (update_eld) {
1586 bool old_eld_valid = pin_eld->eld_valid;
1587 pin_eld->eld_valid = eld->eld_valid;
1588 eld_changed = pin_eld->eld_size != eld->eld_size ||
1589 memcmp(pin_eld->eld_buffer, eld->eld_buffer,
1590 eld->eld_size) != 0;
1591 if (eld_changed)
1592 memcpy(pin_eld->eld_buffer, eld->eld_buffer,
1593 eld->eld_size);
1594 pin_eld->eld_size = eld->eld_size;
1595 pin_eld->info = eld->info;
1596
1597 /*
1598 * Re-setup pin and infoframe. This is needed e.g. when
1599 * - sink is first plugged-in (infoframe is not set up if !monitor_present)
1600 * - transcoder can change during stream playback on Haswell
1601 */
1602 if (eld->eld_valid && !old_eld_valid && per_pin->setup)
1603 hdmi_setup_audio_infoframe(codec, per_pin,
1604 per_pin->non_pcm);
1605 }
1606
1607 if (eld_changed)
1608 snd_ctl_notify(codec->bus->card,
1609 SNDRV_CTL_EVENT_MASK_VALUE | SNDRV_CTL_EVENT_MASK_INFO,
1610 &per_pin->eld_ctl->id);
1611 unlock:
1612 ret = !repoll || !pin_eld->monitor_present || pin_eld->eld_valid;
1613
1614 jack = snd_hda_jack_tbl_get(codec, pin_nid);
1615 if (jack)
1616 jack->block_report = !ret;
1617
1618 mutex_unlock(&per_pin->lock);
1619 snd_hda_power_down(codec);
1620 return ret;
1621}
1622
1623static void hdmi_repoll_eld(struct work_struct *work)
1624{
1625 struct hdmi_spec_per_pin *per_pin =
1626 container_of(to_delayed_work(work), struct hdmi_spec_per_pin, work);
1627
1628 if (per_pin->repoll_count++ > 6)
1629 per_pin->repoll_count = 0;
1630
1631 if (hdmi_present_sense(per_pin, per_pin->repoll_count))
1632 snd_hda_jack_report_sync(per_pin->codec);
1633}
1634
1635static void intel_haswell_fixup_connect_list(struct hda_codec *codec,
1636 hda_nid_t nid);
1637
1638static int hdmi_add_pin(struct hda_codec *codec, hda_nid_t pin_nid)
1639{
1640 struct hdmi_spec *spec = codec->spec;
1641 unsigned int caps, config;
1642 int pin_idx;
1643 struct hdmi_spec_per_pin *per_pin;
1644 int err;
1645
1646 caps = snd_hda_query_pin_caps(codec, pin_nid);
1647 if (!(caps & (AC_PINCAP_HDMI | AC_PINCAP_DP)))
1648 return 0;
1649
1650 config = snd_hda_codec_get_pincfg(codec, pin_nid);
1651 if (get_defcfg_connect(config) == AC_JACK_PORT_NONE)
1652 return 0;
1653
1654 if (is_haswell_plus(codec))
1655 intel_haswell_fixup_connect_list(codec, pin_nid);
1656
1657 pin_idx = spec->num_pins;
1658 per_pin = snd_array_new(&spec->pins);
1659 if (!per_pin)
1660 return -ENOMEM;
1661
1662 per_pin->pin_nid = pin_nid;
1663 per_pin->non_pcm = false;
1664
1665 err = hdmi_read_pin_conn(codec, pin_idx);
1666 if (err < 0)
1667 return err;
1668
1669 spec->num_pins++;
1670
1671 return 0;
1672}
1673
1674static int hdmi_add_cvt(struct hda_codec *codec, hda_nid_t cvt_nid)
1675{
1676 struct hdmi_spec *spec = codec->spec;
1677 struct hdmi_spec_per_cvt *per_cvt;
1678 unsigned int chans;
1679 int err;
1680
1681 chans = get_wcaps(codec, cvt_nid);
1682 chans = get_wcaps_channels(chans);
1683
1684 per_cvt = snd_array_new(&spec->cvts);
1685 if (!per_cvt)
1686 return -ENOMEM;
1687
1688 per_cvt->cvt_nid = cvt_nid;
1689 per_cvt->channels_min = 2;
1690 if (chans <= 16) {
1691 per_cvt->channels_max = chans;
1692 if (chans > spec->channels_max)
1693 spec->channels_max = chans;
1694 }
1695
1696 err = snd_hda_query_supported_pcm(codec, cvt_nid,
1697 &per_cvt->rates,
1698 &per_cvt->formats,
1699 &per_cvt->maxbps);
1700 if (err < 0)
1701 return err;
1702
1703 if (spec->num_cvts < ARRAY_SIZE(spec->cvt_nids))
1704 spec->cvt_nids[spec->num_cvts] = cvt_nid;
1705 spec->num_cvts++;
1706
1707 return 0;
1708}
1709
1710static int hdmi_parse_codec(struct hda_codec *codec)
1711{
1712 hda_nid_t nid;
1713 int i, nodes;
1714
1715 nodes = snd_hda_get_sub_nodes(codec, codec->afg, &nid);
1716 if (!nid || nodes < 0) {
1717 codec_warn(codec, "HDMI: failed to get afg sub nodes\n");
1718 return -EINVAL;
1719 }
1720
1721 for (i = 0; i < nodes; i++, nid++) {
1722 unsigned int caps;
1723 unsigned int type;
1724
1725 caps = get_wcaps(codec, nid);
1726 type = get_wcaps_type(caps);
1727
1728 if (!(caps & AC_WCAP_DIGITAL))
1729 continue;
1730
1731 switch (type) {
1732 case AC_WID_AUD_OUT:
1733 hdmi_add_cvt(codec, nid);
1734 break;
1735 case AC_WID_PIN:
1736 hdmi_add_pin(codec, nid);
1737 break;
1738 }
1739 }
1740
1741 return 0;
1742}
1743
1744/*
1745 */
1746static bool check_non_pcm_per_cvt(struct hda_codec *codec, hda_nid_t cvt_nid)
1747{
1748 struct hda_spdif_out *spdif;
1749 bool non_pcm;
1750
1751 mutex_lock(&codec->spdif_mutex);
1752 spdif = snd_hda_spdif_out_of_nid(codec, cvt_nid);
1753 non_pcm = !!(spdif->status & IEC958_AES0_NONAUDIO);
1754 mutex_unlock(&codec->spdif_mutex);
1755 return non_pcm;
1756}
1757
1758
1759/*
1760 * HDMI callbacks
1761 */
1762
1763static int generic_hdmi_playback_pcm_prepare(struct hda_pcm_stream *hinfo,
1764 struct hda_codec *codec,
1765 unsigned int stream_tag,
1766 unsigned int format,
1767 struct snd_pcm_substream *substream)
1768{
1769 hda_nid_t cvt_nid = hinfo->nid;
1770 struct hdmi_spec *spec = codec->spec;
1771 int pin_idx = hinfo_to_pin_index(codec, hinfo);
1772 struct hdmi_spec_per_pin *per_pin = get_pin(spec, pin_idx);
1773 hda_nid_t pin_nid = per_pin->pin_nid;
1774 bool non_pcm;
1775 int pinctl;
1776
1777 if (is_haswell_plus(codec) || is_valleyview(codec)) {
1778 /* Verify pin:cvt selections to avoid silent audio after S3.
1779 * After S3, the audio driver restores pin:cvt selections
1780 * but this can happen before gfx is ready and such selection
1781 * is overlooked by HW. Thus multiple pins can share a same
1782 * default convertor and mute control will affect each other,
1783 * which can cause a resumed audio playback become silent
1784 * after S3.
1785 */
1786 intel_verify_pin_cvt_connect(codec, per_pin);
1787 intel_not_share_assigned_cvt(codec, pin_nid, per_pin->mux_idx);
1788 }
1789
1790 non_pcm = check_non_pcm_per_cvt(codec, cvt_nid);
1791 mutex_lock(&per_pin->lock);
1792 per_pin->channels = substream->runtime->channels;
1793 per_pin->setup = true;
1794
1795 hdmi_setup_audio_infoframe(codec, per_pin, non_pcm);
1796 mutex_unlock(&per_pin->lock);
1797
1798 if (spec->dyn_pin_out) {
1799 pinctl = snd_hda_codec_read(codec, pin_nid, 0,
1800 AC_VERB_GET_PIN_WIDGET_CONTROL, 0);
1801 snd_hda_codec_write(codec, pin_nid, 0,
1802 AC_VERB_SET_PIN_WIDGET_CONTROL,
1803 pinctl | PIN_OUT);
1804 }
1805
1806 return spec->ops.setup_stream(codec, cvt_nid, pin_nid, stream_tag, format);
1807}
1808
1809static int generic_hdmi_playback_pcm_cleanup(struct hda_pcm_stream *hinfo,
1810 struct hda_codec *codec,
1811 struct snd_pcm_substream *substream)
1812{
1813 snd_hda_codec_cleanup_stream(codec, hinfo->nid);
1814 return 0;
1815}
1816
1817static int hdmi_pcm_close(struct hda_pcm_stream *hinfo,
1818 struct hda_codec *codec,
1819 struct snd_pcm_substream *substream)
1820{
1821 struct hdmi_spec *spec = codec->spec;
1822 int cvt_idx, pin_idx;
1823 struct hdmi_spec_per_cvt *per_cvt;
1824 struct hdmi_spec_per_pin *per_pin;
1825 int pinctl;
1826
1827 if (hinfo->nid) {
1828 cvt_idx = cvt_nid_to_cvt_index(codec, hinfo->nid);
1829 if (snd_BUG_ON(cvt_idx < 0))
1830 return -EINVAL;
1831 per_cvt = get_cvt(spec, cvt_idx);
1832
1833 snd_BUG_ON(!per_cvt->assigned);
1834 per_cvt->assigned = 0;
1835 hinfo->nid = 0;
1836
1837 pin_idx = hinfo_to_pin_index(codec, hinfo);
1838 if (snd_BUG_ON(pin_idx < 0))
1839 return -EINVAL;
1840 per_pin = get_pin(spec, pin_idx);
1841
1842 if (spec->dyn_pin_out) {
1843 pinctl = snd_hda_codec_read(codec, per_pin->pin_nid, 0,
1844 AC_VERB_GET_PIN_WIDGET_CONTROL, 0);
1845 snd_hda_codec_write(codec, per_pin->pin_nid, 0,
1846 AC_VERB_SET_PIN_WIDGET_CONTROL,
1847 pinctl & ~PIN_OUT);
1848 }
1849
1850 snd_hda_spdif_ctls_unassign(codec, pin_idx);
1851
1852 mutex_lock(&per_pin->lock);
1853 per_pin->chmap_set = false;
1854 memset(per_pin->chmap, 0, sizeof(per_pin->chmap));
1855
1856 per_pin->setup = false;
1857 per_pin->channels = 0;
1858 mutex_unlock(&per_pin->lock);
1859 }
1860
1861 return 0;
1862}
1863
1864static const struct hda_pcm_ops generic_ops = {
1865 .open = hdmi_pcm_open,
1866 .close = hdmi_pcm_close,
1867 .prepare = generic_hdmi_playback_pcm_prepare,
1868 .cleanup = generic_hdmi_playback_pcm_cleanup,
1869};
1870
1871/*
1872 * ALSA API channel-map control callbacks
1873 */
1874static int hdmi_chmap_ctl_info(struct snd_kcontrol *kcontrol,
1875 struct snd_ctl_elem_info *uinfo)
1876{
1877 struct snd_pcm_chmap *info = snd_kcontrol_chip(kcontrol);
1878 struct hda_codec *codec = info->private_data;
1879 struct hdmi_spec *spec = codec->spec;
1880 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
1881 uinfo->count = spec->channels_max;
1882 uinfo->value.integer.min = 0;
1883 uinfo->value.integer.max = SNDRV_CHMAP_LAST;
1884 return 0;
1885}
1886
1887static int hdmi_chmap_cea_alloc_validate_get_type(struct cea_channel_speaker_allocation *cap,
1888 int channels)
1889{
1890 /* If the speaker allocation matches the channel count, it is OK.*/
1891 if (cap->channels != channels)
1892 return -1;
1893
1894 /* all channels are remappable freely */
1895 return SNDRV_CTL_TLVT_CHMAP_VAR;
1896}
1897
1898static void hdmi_cea_alloc_to_tlv_chmap(struct cea_channel_speaker_allocation *cap,
1899 unsigned int *chmap, int channels)
1900{
1901 int count = 0;
1902 int c;
1903
1904 for (c = 7; c >= 0; c--) {
1905 int spk = cap->speakers[c];
1906 if (!spk)
1907 continue;
1908
1909 chmap[count++] = spk_to_chmap(spk);
1910 }
1911
1912 WARN_ON(count != channels);
1913}
1914
1915static int hdmi_chmap_ctl_tlv(struct snd_kcontrol *kcontrol, int op_flag,
1916 unsigned int size, unsigned int __user *tlv)
1917{
1918 struct snd_pcm_chmap *info = snd_kcontrol_chip(kcontrol);
1919 struct hda_codec *codec = info->private_data;
1920 struct hdmi_spec *spec = codec->spec;
1921 unsigned int __user *dst;
1922 int chs, count = 0;
1923
1924 if (size < 8)
1925 return -ENOMEM;
1926 if (put_user(SNDRV_CTL_TLVT_CONTAINER, tlv))
1927 return -EFAULT;
1928 size -= 8;
1929 dst = tlv + 2;
1930 for (chs = 2; chs <= spec->channels_max; chs++) {
1931 int i;
1932 struct cea_channel_speaker_allocation *cap;
1933 cap = channel_allocations;
1934 for (i = 0; i < ARRAY_SIZE(channel_allocations); i++, cap++) {
1935 int chs_bytes = chs * 4;
1936 int type = spec->ops.chmap_cea_alloc_validate_get_type(cap, chs);
1937 unsigned int tlv_chmap[8];
1938
1939 if (type < 0)
1940 continue;
1941 if (size < 8)
1942 return -ENOMEM;
1943 if (put_user(type, dst) ||
1944 put_user(chs_bytes, dst + 1))
1945 return -EFAULT;
1946 dst += 2;
1947 size -= 8;
1948 count += 8;
1949 if (size < chs_bytes)
1950 return -ENOMEM;
1951 size -= chs_bytes;
1952 count += chs_bytes;
1953 spec->ops.cea_alloc_to_tlv_chmap(cap, tlv_chmap, chs);
1954 if (copy_to_user(dst, tlv_chmap, chs_bytes))
1955 return -EFAULT;
1956 dst += chs;
1957 }
1958 }
1959 if (put_user(count, tlv + 1))
1960 return -EFAULT;
1961 return 0;
1962}
1963
1964static int hdmi_chmap_ctl_get(struct snd_kcontrol *kcontrol,
1965 struct snd_ctl_elem_value *ucontrol)
1966{
1967 struct snd_pcm_chmap *info = snd_kcontrol_chip(kcontrol);
1968 struct hda_codec *codec = info->private_data;
1969 struct hdmi_spec *spec = codec->spec;
1970 int pin_idx = kcontrol->private_value;
1971 struct hdmi_spec_per_pin *per_pin = get_pin(spec, pin_idx);
1972 int i;
1973
1974 for (i = 0; i < ARRAY_SIZE(per_pin->chmap); i++)
1975 ucontrol->value.integer.value[i] = per_pin->chmap[i];
1976 return 0;
1977}
1978
1979static int hdmi_chmap_ctl_put(struct snd_kcontrol *kcontrol,
1980 struct snd_ctl_elem_value *ucontrol)
1981{
1982 struct snd_pcm_chmap *info = snd_kcontrol_chip(kcontrol);
1983 struct hda_codec *codec = info->private_data;
1984 struct hdmi_spec *spec = codec->spec;
1985 int pin_idx = kcontrol->private_value;
1986 struct hdmi_spec_per_pin *per_pin = get_pin(spec, pin_idx);
1987 unsigned int ctl_idx;
1988 struct snd_pcm_substream *substream;
1989 unsigned char chmap[8];
1990 int i, err, ca, prepared = 0;
1991
1992 ctl_idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
1993 substream = snd_pcm_chmap_substream(info, ctl_idx);
1994 if (!substream || !substream->runtime)
1995 return 0; /* just for avoiding error from alsactl restore */
1996 switch (substream->runtime->status->state) {
1997 case SNDRV_PCM_STATE_OPEN:
1998 case SNDRV_PCM_STATE_SETUP:
1999 break;
2000 case SNDRV_PCM_STATE_PREPARED:
2001 prepared = 1;
2002 break;
2003 default:
2004 return -EBUSY;
2005 }
2006 memset(chmap, 0, sizeof(chmap));
2007 for (i = 0; i < ARRAY_SIZE(chmap); i++)
2008 chmap[i] = ucontrol->value.integer.value[i];
2009 if (!memcmp(chmap, per_pin->chmap, sizeof(chmap)))
2010 return 0;
2011 ca = hdmi_manual_channel_allocation(ARRAY_SIZE(chmap), chmap);
2012 if (ca < 0)
2013 return -EINVAL;
2014 if (spec->ops.chmap_validate) {
2015 err = spec->ops.chmap_validate(ca, ARRAY_SIZE(chmap), chmap);
2016 if (err)
2017 return err;
2018 }
2019 mutex_lock(&per_pin->lock);
2020 per_pin->chmap_set = true;
2021 memcpy(per_pin->chmap, chmap, sizeof(chmap));
2022 if (prepared)
2023 hdmi_setup_audio_infoframe(codec, per_pin, per_pin->non_pcm);
2024 mutex_unlock(&per_pin->lock);
2025
2026 return 0;
2027}
2028
2029static int generic_hdmi_build_pcms(struct hda_codec *codec)
2030{
2031 struct hdmi_spec *spec = codec->spec;
2032 int pin_idx;
2033
2034 for (pin_idx = 0; pin_idx < spec->num_pins; pin_idx++) {
2035 struct hda_pcm *info;
2036 struct hda_pcm_stream *pstr;
2037 struct hdmi_spec_per_pin *per_pin;
2038
2039 per_pin = get_pin(spec, pin_idx);
2040 sprintf(per_pin->pcm_name, "HDMI %d", pin_idx);
2041 info = snd_array_new(&spec->pcm_rec);
2042 if (!info)
2043 return -ENOMEM;
2044 info->name = per_pin->pcm_name;
2045 info->pcm_type = HDA_PCM_TYPE_HDMI;
2046 info->own_chmap = true;
2047
2048 pstr = &info->stream[SNDRV_PCM_STREAM_PLAYBACK];
2049 pstr->substreams = 1;
2050 pstr->ops = generic_ops;
2051 /* other pstr fields are set in open */
2052 }
2053
2054 codec->num_pcms = spec->num_pins;
2055 codec->pcm_info = spec->pcm_rec.list;
2056
2057 return 0;
2058}
2059
2060static int generic_hdmi_build_jack(struct hda_codec *codec, int pin_idx)
2061{
2062 char hdmi_str[32] = "HDMI/DP";
2063 struct hdmi_spec *spec = codec->spec;
2064 struct hdmi_spec_per_pin *per_pin = get_pin(spec, pin_idx);
2065 int pcmdev = get_pcm_rec(spec, pin_idx)->device;
2066
2067 if (pcmdev > 0)
2068 sprintf(hdmi_str + strlen(hdmi_str), ",pcm=%d", pcmdev);
2069 if (!is_jack_detectable(codec, per_pin->pin_nid))
2070 strncat(hdmi_str, " Phantom",
2071 sizeof(hdmi_str) - strlen(hdmi_str) - 1);
2072
2073 return snd_hda_jack_add_kctl(codec, per_pin->pin_nid, hdmi_str, 0);
2074}
2075
2076static int generic_hdmi_build_controls(struct hda_codec *codec)
2077{
2078 struct hdmi_spec *spec = codec->spec;
2079 int err;
2080 int pin_idx;
2081
2082 for (pin_idx = 0; pin_idx < spec->num_pins; pin_idx++) {
2083 struct hdmi_spec_per_pin *per_pin = get_pin(spec, pin_idx);
2084
2085 err = generic_hdmi_build_jack(codec, pin_idx);
2086 if (err < 0)
2087 return err;
2088
2089 err = snd_hda_create_dig_out_ctls(codec,
2090 per_pin->pin_nid,
2091 per_pin->mux_nids[0],
2092 HDA_PCM_TYPE_HDMI);
2093 if (err < 0)
2094 return err;
2095 snd_hda_spdif_ctls_unassign(codec, pin_idx);
2096
2097 /* add control for ELD Bytes */
2098 err = hdmi_create_eld_ctl(codec, pin_idx,
2099 get_pcm_rec(spec, pin_idx)->device);
2100
2101 if (err < 0)
2102 return err;
2103
2104 hdmi_present_sense(per_pin, 0);
2105 }
2106
2107 /* add channel maps */
2108 for (pin_idx = 0; pin_idx < spec->num_pins; pin_idx++) {
2109 struct snd_pcm_chmap *chmap;
2110 struct snd_kcontrol *kctl;
2111 int i;
2112
2113 if (!codec->pcm_info[pin_idx].pcm)
2114 break;
2115 err = snd_pcm_add_chmap_ctls(codec->pcm_info[pin_idx].pcm,
2116 SNDRV_PCM_STREAM_PLAYBACK,
2117 NULL, 0, pin_idx, &chmap);
2118 if (err < 0)
2119 return err;
2120 /* override handlers */
2121 chmap->private_data = codec;
2122 kctl = chmap->kctl;
2123 for (i = 0; i < kctl->count; i++)
2124 kctl->vd[i].access |= SNDRV_CTL_ELEM_ACCESS_WRITE;
2125 kctl->info = hdmi_chmap_ctl_info;
2126 kctl->get = hdmi_chmap_ctl_get;
2127 kctl->put = hdmi_chmap_ctl_put;
2128 kctl->tlv.c = hdmi_chmap_ctl_tlv;
2129 }
2130
2131 return 0;
2132}
2133
2134static int generic_hdmi_init_per_pins(struct hda_codec *codec)
2135{
2136 struct hdmi_spec *spec = codec->spec;
2137 int pin_idx;
2138
2139 for (pin_idx = 0; pin_idx < spec->num_pins; pin_idx++) {
2140 struct hdmi_spec_per_pin *per_pin = get_pin(spec, pin_idx);
2141
2142 per_pin->codec = codec;
2143 mutex_init(&per_pin->lock);
2144 INIT_DELAYED_WORK(&per_pin->work, hdmi_repoll_eld);
2145 eld_proc_new(per_pin, pin_idx);
2146 }
2147 return 0;
2148}
2149
2150static int generic_hdmi_init(struct hda_codec *codec)
2151{
2152 struct hdmi_spec *spec = codec->spec;
2153 int pin_idx;
2154
2155 for (pin_idx = 0; pin_idx < spec->num_pins; pin_idx++) {
2156 struct hdmi_spec_per_pin *per_pin = get_pin(spec, pin_idx);
2157 hda_nid_t pin_nid = per_pin->pin_nid;
2158
2159 hdmi_init_pin(codec, pin_nid);
2160 snd_hda_jack_detect_enable_callback(codec, pin_nid, pin_nid,
2161 codec->jackpoll_interval > 0 ? jack_callback : NULL);
2162 }
2163 return 0;
2164}
2165
2166static void hdmi_array_init(struct hdmi_spec *spec, int nums)
2167{
2168 snd_array_init(&spec->pins, sizeof(struct hdmi_spec_per_pin), nums);
2169 snd_array_init(&spec->cvts, sizeof(struct hdmi_spec_per_cvt), nums);
2170 snd_array_init(&spec->pcm_rec, sizeof(struct hda_pcm), nums);
2171}
2172
2173static void hdmi_array_free(struct hdmi_spec *spec)
2174{
2175 snd_array_free(&spec->pins);
2176 snd_array_free(&spec->cvts);
2177 snd_array_free(&spec->pcm_rec);
2178}
2179
2180static void generic_hdmi_free(struct hda_codec *codec)
2181{
2182 struct hdmi_spec *spec = codec->spec;
2183 int pin_idx;
2184
2185 for (pin_idx = 0; pin_idx < spec->num_pins; pin_idx++) {
2186 struct hdmi_spec_per_pin *per_pin = get_pin(spec, pin_idx);
2187
2188 cancel_delayed_work(&per_pin->work);
2189 eld_proc_free(per_pin);
2190 }
2191
2192 flush_workqueue(codec->bus->workq);
2193 hdmi_array_free(spec);
2194 kfree(spec);
2195}
2196
2197#ifdef CONFIG_PM
2198static int generic_hdmi_resume(struct hda_codec *codec)
2199{
2200 struct hdmi_spec *spec = codec->spec;
2201 int pin_idx;
2202
2203 generic_hdmi_init(codec);
2204 snd_hda_codec_resume_amp(codec);
2205 snd_hda_codec_resume_cache(codec);
2206
2207 for (pin_idx = 0; pin_idx < spec->num_pins; pin_idx++) {
2208 struct hdmi_spec_per_pin *per_pin = get_pin(spec, pin_idx);
2209 hdmi_present_sense(per_pin, 1);
2210 }
2211 return 0;
2212}
2213#endif
2214
2215static const struct hda_codec_ops generic_hdmi_patch_ops = {
2216 .init = generic_hdmi_init,
2217 .free = generic_hdmi_free,
2218 .build_pcms = generic_hdmi_build_pcms,
2219 .build_controls = generic_hdmi_build_controls,
2220 .unsol_event = hdmi_unsol_event,
2221#ifdef CONFIG_PM
2222 .resume = generic_hdmi_resume,
2223#endif
2224};
2225
2226static const struct hdmi_ops generic_standard_hdmi_ops = {
2227 .pin_get_eld = snd_hdmi_get_eld,
2228 .pin_get_slot_channel = hdmi_pin_get_slot_channel,
2229 .pin_set_slot_channel = hdmi_pin_set_slot_channel,
2230 .pin_setup_infoframe = hdmi_pin_setup_infoframe,
2231 .pin_hbr_setup = hdmi_pin_hbr_setup,
2232 .setup_stream = hdmi_setup_stream,
2233 .chmap_cea_alloc_validate_get_type = hdmi_chmap_cea_alloc_validate_get_type,
2234 .cea_alloc_to_tlv_chmap = hdmi_cea_alloc_to_tlv_chmap,
2235};
2236
2237
2238static void intel_haswell_fixup_connect_list(struct hda_codec *codec,
2239 hda_nid_t nid)
2240{
2241 struct hdmi_spec *spec = codec->spec;
2242 hda_nid_t conns[4];
2243 int nconns;
2244
2245 nconns = snd_hda_get_connections(codec, nid, conns, ARRAY_SIZE(conns));
2246 if (nconns == spec->num_cvts &&
2247 !memcmp(conns, spec->cvt_nids, spec->num_cvts * sizeof(hda_nid_t)))
2248 return;
2249
2250 /* override pins connection list */
2251 codec_dbg(codec, "hdmi: haswell: override pin connection 0x%x\n", nid);
2252 snd_hda_override_conn_list(codec, nid, spec->num_cvts, spec->cvt_nids);
2253}
2254
2255#define INTEL_VENDOR_NID 0x08
2256#define INTEL_GET_VENDOR_VERB 0xf81
2257#define INTEL_SET_VENDOR_VERB 0x781
2258#define INTEL_EN_DP12 0x02 /* enable DP 1.2 features */
2259#define INTEL_EN_ALL_PIN_CVTS 0x01 /* enable 2nd & 3rd pins and convertors */
2260
2261static void intel_haswell_enable_all_pins(struct hda_codec *codec,
2262 bool update_tree)
2263{
2264 unsigned int vendor_param;
2265
2266 vendor_param = snd_hda_codec_read(codec, INTEL_VENDOR_NID, 0,
2267 INTEL_GET_VENDOR_VERB, 0);
2268 if (vendor_param == -1 || vendor_param & INTEL_EN_ALL_PIN_CVTS)
2269 return;
2270
2271 vendor_param |= INTEL_EN_ALL_PIN_CVTS;
2272 vendor_param = snd_hda_codec_read(codec, INTEL_VENDOR_NID, 0,
2273 INTEL_SET_VENDOR_VERB, vendor_param);
2274 if (vendor_param == -1)
2275 return;
2276
2277 if (update_tree)
2278 snd_hda_codec_update_widgets(codec);
2279}
2280
2281static void intel_haswell_fixup_enable_dp12(struct hda_codec *codec)
2282{
2283 unsigned int vendor_param;
2284
2285 vendor_param = snd_hda_codec_read(codec, INTEL_VENDOR_NID, 0,
2286 INTEL_GET_VENDOR_VERB, 0);
2287 if (vendor_param == -1 || vendor_param & INTEL_EN_DP12)
2288 return;
2289
2290 /* enable DP1.2 mode */
2291 vendor_param |= INTEL_EN_DP12;
2292 snd_hda_codec_write_cache(codec, INTEL_VENDOR_NID, 0,
2293 INTEL_SET_VENDOR_VERB, vendor_param);
2294}
2295
2296/* Haswell needs to re-issue the vendor-specific verbs before turning to D0.
2297 * Otherwise you may get severe h/w communication errors.
2298 */
2299static void haswell_set_power_state(struct hda_codec *codec, hda_nid_t fg,
2300 unsigned int power_state)
2301{
2302 if (power_state == AC_PWRST_D0) {
2303 intel_haswell_enable_all_pins(codec, false);
2304 intel_haswell_fixup_enable_dp12(codec);
2305 }
2306
2307 snd_hda_codec_read(codec, fg, 0, AC_VERB_SET_POWER_STATE, power_state);
2308 snd_hda_codec_set_power_to_all(codec, fg, power_state);
2309}
2310
2311static int patch_generic_hdmi(struct hda_codec *codec)
2312{
2313 struct hdmi_spec *spec;
2314
2315 spec = kzalloc(sizeof(*spec), GFP_KERNEL);
2316 if (spec == NULL)
2317 return -ENOMEM;
2318
2319 spec->ops = generic_standard_hdmi_ops;
2320 codec->spec = spec;
2321 hdmi_array_init(spec, 4);
2322
2323 if (is_haswell_plus(codec)) {
2324 intel_haswell_enable_all_pins(codec, true);
2325 intel_haswell_fixup_enable_dp12(codec);
2326 }
2327
2328 if (is_haswell(codec) || is_valleyview(codec)) {
2329 codec->depop_delay = 0;
2330 }
2331
2332 if (hdmi_parse_codec(codec) < 0) {
2333 codec->spec = NULL;
2334 kfree(spec);
2335 return -EINVAL;
2336 }
2337 codec->patch_ops = generic_hdmi_patch_ops;
2338 if (is_haswell_plus(codec)) {
2339 codec->patch_ops.set_power_state = haswell_set_power_state;
2340 codec->dp_mst = true;
2341 }
2342
2343 generic_hdmi_init_per_pins(codec);
2344
2345 init_channel_allocations();
2346
2347 return 0;
2348}
2349
2350/*
2351 * Shared non-generic implementations
2352 */
2353
2354static int simple_playback_build_pcms(struct hda_codec *codec)
2355{
2356 struct hdmi_spec *spec = codec->spec;
2357 struct hda_pcm *info;
2358 unsigned int chans;
2359 struct hda_pcm_stream *pstr;
2360 struct hdmi_spec_per_cvt *per_cvt;
2361
2362 per_cvt = get_cvt(spec, 0);
2363 chans = get_wcaps(codec, per_cvt->cvt_nid);
2364 chans = get_wcaps_channels(chans);
2365
2366 info = snd_array_new(&spec->pcm_rec);
2367 if (!info)
2368 return -ENOMEM;
2369 info->name = get_pin(spec, 0)->pcm_name;
2370 sprintf(info->name, "HDMI 0");
2371 info->pcm_type = HDA_PCM_TYPE_HDMI;
2372 pstr = &info->stream[SNDRV_PCM_STREAM_PLAYBACK];
2373 *pstr = spec->pcm_playback;
2374 pstr->nid = per_cvt->cvt_nid;
2375 if (pstr->channels_max <= 2 && chans && chans <= 16)
2376 pstr->channels_max = chans;
2377
2378 codec->num_pcms = 1;
2379 codec->pcm_info = info;
2380
2381 return 0;
2382}
2383
2384/* unsolicited event for jack sensing */
2385static void simple_hdmi_unsol_event(struct hda_codec *codec,
2386 unsigned int res)
2387{
2388 snd_hda_jack_set_dirty_all(codec);
2389 snd_hda_jack_report_sync(codec);
2390}
2391
2392/* generic_hdmi_build_jack can be used for simple_hdmi, too,
2393 * as long as spec->pins[] is set correctly
2394 */
2395#define simple_hdmi_build_jack generic_hdmi_build_jack
2396
2397static int simple_playback_build_controls(struct hda_codec *codec)
2398{
2399 struct hdmi_spec *spec = codec->spec;
2400 struct hdmi_spec_per_cvt *per_cvt;
2401 int err;
2402
2403 per_cvt = get_cvt(spec, 0);
2404 err = snd_hda_create_dig_out_ctls(codec, per_cvt->cvt_nid,
2405 per_cvt->cvt_nid,
2406 HDA_PCM_TYPE_HDMI);
2407 if (err < 0)
2408 return err;
2409 return simple_hdmi_build_jack(codec, 0);
2410}
2411
2412static int simple_playback_init(struct hda_codec *codec)
2413{
2414 struct hdmi_spec *spec = codec->spec;
2415 struct hdmi_spec_per_pin *per_pin = get_pin(spec, 0);
2416 hda_nid_t pin = per_pin->pin_nid;
2417
2418 snd_hda_codec_write(codec, pin, 0,
2419 AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT);
2420 /* some codecs require to unmute the pin */
2421 if (get_wcaps(codec, pin) & AC_WCAP_OUT_AMP)
2422 snd_hda_codec_write(codec, pin, 0, AC_VERB_SET_AMP_GAIN_MUTE,
2423 AMP_OUT_UNMUTE);
2424 snd_hda_jack_detect_enable(codec, pin, pin);
2425 return 0;
2426}
2427
2428static void simple_playback_free(struct hda_codec *codec)
2429{
2430 struct hdmi_spec *spec = codec->spec;
2431
2432 hdmi_array_free(spec);
2433 kfree(spec);
2434}
2435
2436/*
2437 * Nvidia specific implementations
2438 */
2439
2440#define Nv_VERB_SET_Channel_Allocation 0xF79
2441#define Nv_VERB_SET_Info_Frame_Checksum 0xF7A
2442#define Nv_VERB_SET_Audio_Protection_On 0xF98
2443#define Nv_VERB_SET_Audio_Protection_Off 0xF99
2444
2445#define nvhdmi_master_con_nid_7x 0x04
2446#define nvhdmi_master_pin_nid_7x 0x05
2447
2448static const hda_nid_t nvhdmi_con_nids_7x[4] = {
2449 /*front, rear, clfe, rear_surr */
2450 0x6, 0x8, 0xa, 0xc,
2451};
2452
2453static const struct hda_verb nvhdmi_basic_init_7x_2ch[] = {
2454 /* set audio protect on */
2455 { 0x1, Nv_VERB_SET_Audio_Protection_On, 0x1},
2456 /* enable digital output on pin widget */
2457 { 0x5, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT | 0x5 },
2458 {} /* terminator */
2459};
2460
2461static const struct hda_verb nvhdmi_basic_init_7x_8ch[] = {
2462 /* set audio protect on */
2463 { 0x1, Nv_VERB_SET_Audio_Protection_On, 0x1},
2464 /* enable digital output on pin widget */
2465 { 0x5, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT | 0x5 },
2466 { 0x7, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT | 0x5 },
2467 { 0x9, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT | 0x5 },
2468 { 0xb, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT | 0x5 },
2469 { 0xd, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT | 0x5 },
2470 {} /* terminator */
2471};
2472
2473#ifdef LIMITED_RATE_FMT_SUPPORT
2474/* support only the safe format and rate */
2475#define SUPPORTED_RATES SNDRV_PCM_RATE_48000
2476#define SUPPORTED_MAXBPS 16
2477#define SUPPORTED_FORMATS SNDRV_PCM_FMTBIT_S16_LE
2478#else
2479/* support all rates and formats */
2480#define SUPPORTED_RATES \
2481 (SNDRV_PCM_RATE_32000 | SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_48000 |\
2482 SNDRV_PCM_RATE_88200 | SNDRV_PCM_RATE_96000 | SNDRV_PCM_RATE_176400 |\
2483 SNDRV_PCM_RATE_192000)
2484#define SUPPORTED_MAXBPS 24
2485#define SUPPORTED_FORMATS \
2486 (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S32_LE)
2487#endif
2488
2489static int nvhdmi_7x_init_2ch(struct hda_codec *codec)
2490{
2491 snd_hda_sequence_write(codec, nvhdmi_basic_init_7x_2ch);
2492 return 0;
2493}
2494
2495static int nvhdmi_7x_init_8ch(struct hda_codec *codec)
2496{
2497 snd_hda_sequence_write(codec, nvhdmi_basic_init_7x_8ch);
2498 return 0;
2499}
2500
2501static unsigned int channels_2_6_8[] = {
2502 2, 6, 8
2503};
2504
2505static unsigned int channels_2_8[] = {
2506 2, 8
2507};
2508
2509static struct snd_pcm_hw_constraint_list hw_constraints_2_6_8_channels = {
2510 .count = ARRAY_SIZE(channels_2_6_8),
2511 .list = channels_2_6_8,
2512 .mask = 0,
2513};
2514
2515static struct snd_pcm_hw_constraint_list hw_constraints_2_8_channels = {
2516 .count = ARRAY_SIZE(channels_2_8),
2517 .list = channels_2_8,
2518 .mask = 0,
2519};
2520
2521static int simple_playback_pcm_open(struct hda_pcm_stream *hinfo,
2522 struct hda_codec *codec,
2523 struct snd_pcm_substream *substream)
2524{
2525 struct hdmi_spec *spec = codec->spec;
2526 struct snd_pcm_hw_constraint_list *hw_constraints_channels = NULL;
2527
2528 switch (codec->preset->id) {
2529 case 0x10de0002:
2530 case 0x10de0003:
2531 case 0x10de0005:
2532 case 0x10de0006:
2533 hw_constraints_channels = &hw_constraints_2_8_channels;
2534 break;
2535 case 0x10de0007:
2536 hw_constraints_channels = &hw_constraints_2_6_8_channels;
2537 break;
2538 default:
2539 break;
2540 }
2541
2542 if (hw_constraints_channels != NULL) {
2543 snd_pcm_hw_constraint_list(substream->runtime, 0,
2544 SNDRV_PCM_HW_PARAM_CHANNELS,
2545 hw_constraints_channels);
2546 } else {
2547 snd_pcm_hw_constraint_step(substream->runtime, 0,
2548 SNDRV_PCM_HW_PARAM_CHANNELS, 2);
2549 }
2550
2551 return snd_hda_multi_out_dig_open(codec, &spec->multiout);
2552}
2553
2554static int simple_playback_pcm_close(struct hda_pcm_stream *hinfo,
2555 struct hda_codec *codec,
2556 struct snd_pcm_substream *substream)
2557{
2558 struct hdmi_spec *spec = codec->spec;
2559 return snd_hda_multi_out_dig_close(codec, &spec->multiout);
2560}
2561
2562static int simple_playback_pcm_prepare(struct hda_pcm_stream *hinfo,
2563 struct hda_codec *codec,
2564 unsigned int stream_tag,
2565 unsigned int format,
2566 struct snd_pcm_substream *substream)
2567{
2568 struct hdmi_spec *spec = codec->spec;
2569 return snd_hda_multi_out_dig_prepare(codec, &spec->multiout,
2570 stream_tag, format, substream);
2571}
2572
2573static const struct hda_pcm_stream simple_pcm_playback = {
2574 .substreams = 1,
2575 .channels_min = 2,
2576 .channels_max = 2,
2577 .ops = {
2578 .open = simple_playback_pcm_open,
2579 .close = simple_playback_pcm_close,
2580 .prepare = simple_playback_pcm_prepare
2581 },
2582};
2583
2584static const struct hda_codec_ops simple_hdmi_patch_ops = {
2585 .build_controls = simple_playback_build_controls,
2586 .build_pcms = simple_playback_build_pcms,
2587 .init = simple_playback_init,
2588 .free = simple_playback_free,
2589 .unsol_event = simple_hdmi_unsol_event,
2590};
2591
2592static int patch_simple_hdmi(struct hda_codec *codec,
2593 hda_nid_t cvt_nid, hda_nid_t pin_nid)
2594{
2595 struct hdmi_spec *spec;
2596 struct hdmi_spec_per_cvt *per_cvt;
2597 struct hdmi_spec_per_pin *per_pin;
2598
2599 spec = kzalloc(sizeof(*spec), GFP_KERNEL);
2600 if (!spec)
2601 return -ENOMEM;
2602
2603 codec->spec = spec;
2604 hdmi_array_init(spec, 1);
2605
2606 spec->multiout.num_dacs = 0; /* no analog */
2607 spec->multiout.max_channels = 2;
2608 spec->multiout.dig_out_nid = cvt_nid;
2609 spec->num_cvts = 1;
2610 spec->num_pins = 1;
2611 per_pin = snd_array_new(&spec->pins);
2612 per_cvt = snd_array_new(&spec->cvts);
2613 if (!per_pin || !per_cvt) {
2614 simple_playback_free(codec);
2615 return -ENOMEM;
2616 }
2617 per_cvt->cvt_nid = cvt_nid;
2618 per_pin->pin_nid = pin_nid;
2619 spec->pcm_playback = simple_pcm_playback;
2620
2621 codec->patch_ops = simple_hdmi_patch_ops;
2622
2623 return 0;
2624}
2625
2626static void nvhdmi_8ch_7x_set_info_frame_parameters(struct hda_codec *codec,
2627 int channels)
2628{
2629 unsigned int chanmask;
2630 int chan = channels ? (channels - 1) : 1;
2631
2632 switch (channels) {
2633 default:
2634 case 0:
2635 case 2:
2636 chanmask = 0x00;
2637 break;
2638 case 4:
2639 chanmask = 0x08;
2640 break;
2641 case 6:
2642 chanmask = 0x0b;
2643 break;
2644 case 8:
2645 chanmask = 0x13;
2646 break;
2647 }
2648
2649 /* Set the audio infoframe channel allocation and checksum fields. The
2650 * channel count is computed implicitly by the hardware. */
2651 snd_hda_codec_write(codec, 0x1, 0,
2652 Nv_VERB_SET_Channel_Allocation, chanmask);
2653
2654 snd_hda_codec_write(codec, 0x1, 0,
2655 Nv_VERB_SET_Info_Frame_Checksum,
2656 (0x71 - chan - chanmask));
2657}
2658
2659static int nvhdmi_8ch_7x_pcm_close(struct hda_pcm_stream *hinfo,
2660 struct hda_codec *codec,
2661 struct snd_pcm_substream *substream)
2662{
2663 struct hdmi_spec *spec = codec->spec;
2664 int i;
2665
2666 snd_hda_codec_write(codec, nvhdmi_master_con_nid_7x,
2667 0, AC_VERB_SET_CHANNEL_STREAMID, 0);
2668 for (i = 0; i < 4; i++) {
2669 /* set the stream id */
2670 snd_hda_codec_write(codec, nvhdmi_con_nids_7x[i], 0,
2671 AC_VERB_SET_CHANNEL_STREAMID, 0);
2672 /* set the stream format */
2673 snd_hda_codec_write(codec, nvhdmi_con_nids_7x[i], 0,
2674 AC_VERB_SET_STREAM_FORMAT, 0);
2675 }
2676
2677 /* The audio hardware sends a channel count of 0x7 (8ch) when all the
2678 * streams are disabled. */
2679 nvhdmi_8ch_7x_set_info_frame_parameters(codec, 8);
2680
2681 return snd_hda_multi_out_dig_close(codec, &spec->multiout);
2682}
2683
2684static int nvhdmi_8ch_7x_pcm_prepare(struct hda_pcm_stream *hinfo,
2685 struct hda_codec *codec,
2686 unsigned int stream_tag,
2687 unsigned int format,
2688 struct snd_pcm_substream *substream)
2689{
2690 int chs;
2691 unsigned int dataDCC2, channel_id;
2692 int i;
2693 struct hdmi_spec *spec = codec->spec;
2694 struct hda_spdif_out *spdif;
2695 struct hdmi_spec_per_cvt *per_cvt;
2696
2697 mutex_lock(&codec->spdif_mutex);
2698 per_cvt = get_cvt(spec, 0);
2699 spdif = snd_hda_spdif_out_of_nid(codec, per_cvt->cvt_nid);
2700
2701 chs = substream->runtime->channels;
2702
2703 dataDCC2 = 0x2;
2704
2705 /* turn off SPDIF once; otherwise the IEC958 bits won't be updated */
2706 if (codec->spdif_status_reset && (spdif->ctls & AC_DIG1_ENABLE))
2707 snd_hda_codec_write(codec,
2708 nvhdmi_master_con_nid_7x,
2709 0,
2710 AC_VERB_SET_DIGI_CONVERT_1,
2711 spdif->ctls & ~AC_DIG1_ENABLE & 0xff);
2712
2713 /* set the stream id */
2714 snd_hda_codec_write(codec, nvhdmi_master_con_nid_7x, 0,
2715 AC_VERB_SET_CHANNEL_STREAMID, (stream_tag << 4) | 0x0);
2716
2717 /* set the stream format */
2718 snd_hda_codec_write(codec, nvhdmi_master_con_nid_7x, 0,
2719 AC_VERB_SET_STREAM_FORMAT, format);
2720
2721 /* turn on again (if needed) */
2722 /* enable and set the channel status audio/data flag */
2723 if (codec->spdif_status_reset && (spdif->ctls & AC_DIG1_ENABLE)) {
2724 snd_hda_codec_write(codec,
2725 nvhdmi_master_con_nid_7x,
2726 0,
2727 AC_VERB_SET_DIGI_CONVERT_1,
2728 spdif->ctls & 0xff);
2729 snd_hda_codec_write(codec,
2730 nvhdmi_master_con_nid_7x,
2731 0,
2732 AC_VERB_SET_DIGI_CONVERT_2, dataDCC2);
2733 }
2734
2735 for (i = 0; i < 4; i++) {
2736 if (chs == 2)
2737 channel_id = 0;
2738 else
2739 channel_id = i * 2;
2740
2741 /* turn off SPDIF once;
2742 *otherwise the IEC958 bits won't be updated
2743 */
2744 if (codec->spdif_status_reset &&
2745 (spdif->ctls & AC_DIG1_ENABLE))
2746 snd_hda_codec_write(codec,
2747 nvhdmi_con_nids_7x[i],
2748 0,
2749 AC_VERB_SET_DIGI_CONVERT_1,
2750 spdif->ctls & ~AC_DIG1_ENABLE & 0xff);
2751 /* set the stream id */
2752 snd_hda_codec_write(codec,
2753 nvhdmi_con_nids_7x[i],
2754 0,
2755 AC_VERB_SET_CHANNEL_STREAMID,
2756 (stream_tag << 4) | channel_id);
2757 /* set the stream format */
2758 snd_hda_codec_write(codec,
2759 nvhdmi_con_nids_7x[i],
2760 0,
2761 AC_VERB_SET_STREAM_FORMAT,
2762 format);
2763 /* turn on again (if needed) */
2764 /* enable and set the channel status audio/data flag */
2765 if (codec->spdif_status_reset &&
2766 (spdif->ctls & AC_DIG1_ENABLE)) {
2767 snd_hda_codec_write(codec,
2768 nvhdmi_con_nids_7x[i],
2769 0,
2770 AC_VERB_SET_DIGI_CONVERT_1,
2771 spdif->ctls & 0xff);
2772 snd_hda_codec_write(codec,
2773 nvhdmi_con_nids_7x[i],
2774 0,
2775 AC_VERB_SET_DIGI_CONVERT_2, dataDCC2);
2776 }
2777 }
2778
2779 nvhdmi_8ch_7x_set_info_frame_parameters(codec, chs);
2780
2781 mutex_unlock(&codec->spdif_mutex);
2782 return 0;
2783}
2784
2785static const struct hda_pcm_stream nvhdmi_pcm_playback_8ch_7x = {
2786 .substreams = 1,
2787 .channels_min = 2,
2788 .channels_max = 8,
2789 .nid = nvhdmi_master_con_nid_7x,
2790 .rates = SUPPORTED_RATES,
2791 .maxbps = SUPPORTED_MAXBPS,
2792 .formats = SUPPORTED_FORMATS,
2793 .ops = {
2794 .open = simple_playback_pcm_open,
2795 .close = nvhdmi_8ch_7x_pcm_close,
2796 .prepare = nvhdmi_8ch_7x_pcm_prepare
2797 },
2798};
2799
2800static int patch_nvhdmi_2ch(struct hda_codec *codec)
2801{
2802 struct hdmi_spec *spec;
2803 int err = patch_simple_hdmi(codec, nvhdmi_master_con_nid_7x,
2804 nvhdmi_master_pin_nid_7x);
2805 if (err < 0)
2806 return err;
2807
2808 codec->patch_ops.init = nvhdmi_7x_init_2ch;
2809 /* override the PCM rates, etc, as the codec doesn't give full list */
2810 spec = codec->spec;
2811 spec->pcm_playback.rates = SUPPORTED_RATES;
2812 spec->pcm_playback.maxbps = SUPPORTED_MAXBPS;
2813 spec->pcm_playback.formats = SUPPORTED_FORMATS;
2814 return 0;
2815}
2816
2817static int nvhdmi_7x_8ch_build_pcms(struct hda_codec *codec)
2818{
2819 struct hdmi_spec *spec = codec->spec;
2820 int err = simple_playback_build_pcms(codec);
2821 if (!err) {
2822 struct hda_pcm *info = get_pcm_rec(spec, 0);
2823 info->own_chmap = true;
2824 }
2825 return err;
2826}
2827
2828static int nvhdmi_7x_8ch_build_controls(struct hda_codec *codec)
2829{
2830 struct hdmi_spec *spec = codec->spec;
2831 struct hda_pcm *info;
2832 struct snd_pcm_chmap *chmap;
2833 int err;
2834
2835 err = simple_playback_build_controls(codec);
2836 if (err < 0)
2837 return err;
2838
2839 /* add channel maps */
2840 info = get_pcm_rec(spec, 0);
2841 err = snd_pcm_add_chmap_ctls(info->pcm,
2842 SNDRV_PCM_STREAM_PLAYBACK,
2843 snd_pcm_alt_chmaps, 8, 0, &chmap);
2844 if (err < 0)
2845 return err;
2846 switch (codec->preset->id) {
2847 case 0x10de0002:
2848 case 0x10de0003:
2849 case 0x10de0005:
2850 case 0x10de0006:
2851 chmap->channel_mask = (1U << 2) | (1U << 8);
2852 break;
2853 case 0x10de0007:
2854 chmap->channel_mask = (1U << 2) | (1U << 6) | (1U << 8);
2855 }
2856 return 0;
2857}
2858
2859static int patch_nvhdmi_8ch_7x(struct hda_codec *codec)
2860{
2861 struct hdmi_spec *spec;
2862 int err = patch_nvhdmi_2ch(codec);
2863 if (err < 0)
2864 return err;
2865 spec = codec->spec;
2866 spec->multiout.max_channels = 8;
2867 spec->pcm_playback = nvhdmi_pcm_playback_8ch_7x;
2868 codec->patch_ops.init = nvhdmi_7x_init_8ch;
2869 codec->patch_ops.build_pcms = nvhdmi_7x_8ch_build_pcms;
2870 codec->patch_ops.build_controls = nvhdmi_7x_8ch_build_controls;
2871
2872 /* Initialize the audio infoframe channel mask and checksum to something
2873 * valid */
2874 nvhdmi_8ch_7x_set_info_frame_parameters(codec, 8);
2875
2876 return 0;
2877}
2878
2879/*
2880 * NVIDIA codecs ignore ASP mapping for 2ch - confirmed on:
2881 * - 0x10de0015
2882 * - 0x10de0040
2883 */
2884static int nvhdmi_chmap_cea_alloc_validate_get_type(struct cea_channel_speaker_allocation *cap,
2885 int channels)
2886{
2887 if (cap->ca_index == 0x00 && channels == 2)
2888 return SNDRV_CTL_TLVT_CHMAP_FIXED;
2889
2890 return hdmi_chmap_cea_alloc_validate_get_type(cap, channels);
2891}
2892
2893static int nvhdmi_chmap_validate(int ca, int chs, unsigned char *map)
2894{
2895 if (ca == 0x00 && (map[0] != SNDRV_CHMAP_FL || map[1] != SNDRV_CHMAP_FR))
2896 return -EINVAL;
2897
2898 return 0;
2899}
2900
2901static int patch_nvhdmi(struct hda_codec *codec)
2902{
2903 struct hdmi_spec *spec;
2904 int err;
2905
2906 err = patch_generic_hdmi(codec);
2907 if (err)
2908 return err;
2909
2910 spec = codec->spec;
2911 spec->dyn_pin_out = true;
2912
2913 spec->ops.chmap_cea_alloc_validate_get_type =
2914 nvhdmi_chmap_cea_alloc_validate_get_type;
2915 spec->ops.chmap_validate = nvhdmi_chmap_validate;
2916
2917 return 0;
2918}
2919
2920/*
2921 * ATI/AMD-specific implementations
2922 */
2923
2924#define is_amdhdmi_rev3_or_later(codec) \
2925 ((codec)->vendor_id == 0x1002aa01 && ((codec)->revision_id & 0xff00) >= 0x0300)
2926#define has_amd_full_remap_support(codec) is_amdhdmi_rev3_or_later(codec)
2927
2928/* ATI/AMD specific HDA pin verbs, see the AMD HDA Verbs specification */
2929#define ATI_VERB_SET_CHANNEL_ALLOCATION 0x771
2930#define ATI_VERB_SET_DOWNMIX_INFO 0x772
2931#define ATI_VERB_SET_MULTICHANNEL_01 0x777
2932#define ATI_VERB_SET_MULTICHANNEL_23 0x778
2933#define ATI_VERB_SET_MULTICHANNEL_45 0x779
2934#define ATI_VERB_SET_MULTICHANNEL_67 0x77a
2935#define ATI_VERB_SET_HBR_CONTROL 0x77c
2936#define ATI_VERB_SET_MULTICHANNEL_1 0x785
2937#define ATI_VERB_SET_MULTICHANNEL_3 0x786
2938#define ATI_VERB_SET_MULTICHANNEL_5 0x787
2939#define ATI_VERB_SET_MULTICHANNEL_7 0x788
2940#define ATI_VERB_SET_MULTICHANNEL_MODE 0x789
2941#define ATI_VERB_GET_CHANNEL_ALLOCATION 0xf71
2942#define ATI_VERB_GET_DOWNMIX_INFO 0xf72
2943#define ATI_VERB_GET_MULTICHANNEL_01 0xf77
2944#define ATI_VERB_GET_MULTICHANNEL_23 0xf78
2945#define ATI_VERB_GET_MULTICHANNEL_45 0xf79
2946#define ATI_VERB_GET_MULTICHANNEL_67 0xf7a
2947#define ATI_VERB_GET_HBR_CONTROL 0xf7c
2948#define ATI_VERB_GET_MULTICHANNEL_1 0xf85
2949#define ATI_VERB_GET_MULTICHANNEL_3 0xf86
2950#define ATI_VERB_GET_MULTICHANNEL_5 0xf87
2951#define ATI_VERB_GET_MULTICHANNEL_7 0xf88
2952#define ATI_VERB_GET_MULTICHANNEL_MODE 0xf89
2953
2954/* AMD specific HDA cvt verbs */
2955#define ATI_VERB_SET_RAMP_RATE 0x770
2956#define ATI_VERB_GET_RAMP_RATE 0xf70
2957
2958#define ATI_OUT_ENABLE 0x1
2959
2960#define ATI_MULTICHANNEL_MODE_PAIRED 0
2961#define ATI_MULTICHANNEL_MODE_SINGLE 1
2962
2963#define ATI_HBR_CAPABLE 0x01
2964#define ATI_HBR_ENABLE 0x10
2965
2966static int atihdmi_pin_get_eld(struct hda_codec *codec, hda_nid_t nid,
2967 unsigned char *buf, int *eld_size)
2968{
2969 /* call hda_eld.c ATI/AMD-specific function */
2970 return snd_hdmi_get_eld_ati(codec, nid, buf, eld_size,
2971 is_amdhdmi_rev3_or_later(codec));
2972}
2973
2974static void atihdmi_pin_setup_infoframe(struct hda_codec *codec, hda_nid_t pin_nid, int ca,
2975 int active_channels, int conn_type)
2976{
2977 snd_hda_codec_write(codec, pin_nid, 0, ATI_VERB_SET_CHANNEL_ALLOCATION, ca);
2978}
2979
2980static int atihdmi_paired_swap_fc_lfe(int pos)
2981{
2982 /*
2983 * ATI/AMD have automatic FC/LFE swap built-in
2984 * when in pairwise mapping mode.
2985 */
2986
2987 switch (pos) {
2988 /* see channel_allocations[].speakers[] */
2989 case 2: return 3;
2990 case 3: return 2;
2991 default: break;
2992 }
2993
2994 return pos;
2995}
2996
2997static int atihdmi_paired_chmap_validate(int ca, int chs, unsigned char *map)
2998{
2999 struct cea_channel_speaker_allocation *cap;
3000 int i, j;
3001
3002 /* check that only channel pairs need to be remapped on old pre-rev3 ATI/AMD */
3003
3004 cap = &channel_allocations[get_channel_allocation_order(ca)];
3005 for (i = 0; i < chs; ++i) {
3006 int mask = to_spk_mask(map[i]);
3007 bool ok = false;
3008 bool companion_ok = false;
3009
3010 if (!mask)
3011 continue;
3012
3013 for (j = 0 + i % 2; j < 8; j += 2) {
3014 int chan_idx = 7 - atihdmi_paired_swap_fc_lfe(j);
3015 if (cap->speakers[chan_idx] == mask) {
3016 /* channel is in a supported position */
3017 ok = true;
3018
3019 if (i % 2 == 0 && i + 1 < chs) {
3020 /* even channel, check the odd companion */
3021 int comp_chan_idx = 7 - atihdmi_paired_swap_fc_lfe(j + 1);
3022 int comp_mask_req = to_spk_mask(map[i+1]);
3023 int comp_mask_act = cap->speakers[comp_chan_idx];
3024
3025 if (comp_mask_req == comp_mask_act)
3026 companion_ok = true;
3027 else
3028 return -EINVAL;
3029 }
3030 break;
3031 }
3032 }
3033
3034 if (!ok)
3035 return -EINVAL;
3036
3037 if (companion_ok)
3038 i++; /* companion channel already checked */
3039 }
3040
3041 return 0;
3042}
3043
3044static int atihdmi_pin_set_slot_channel(struct hda_codec *codec, hda_nid_t pin_nid,
3045 int hdmi_slot, int stream_channel)
3046{
3047 int verb;
3048 int ati_channel_setup = 0;
3049
3050 if (hdmi_slot > 7)
3051 return -EINVAL;
3052
3053 if (!has_amd_full_remap_support(codec)) {
3054 hdmi_slot = atihdmi_paired_swap_fc_lfe(hdmi_slot);
3055
3056 /* In case this is an odd slot but without stream channel, do not
3057 * disable the slot since the corresponding even slot could have a
3058 * channel. In case neither have a channel, the slot pair will be
3059 * disabled when this function is called for the even slot. */
3060 if (hdmi_slot % 2 != 0 && stream_channel == 0xf)
3061 return 0;
3062
3063 hdmi_slot -= hdmi_slot % 2;
3064
3065 if (stream_channel != 0xf)
3066 stream_channel -= stream_channel % 2;
3067 }
3068
3069 verb = ATI_VERB_SET_MULTICHANNEL_01 + hdmi_slot/2 + (hdmi_slot % 2) * 0x00e;
3070
3071 /* ati_channel_setup format: [7..4] = stream_channel_id, [1] = mute, [0] = enable */
3072
3073 if (stream_channel != 0xf)
3074 ati_channel_setup = (stream_channel << 4) | ATI_OUT_ENABLE;
3075
3076 return snd_hda_codec_write(codec, pin_nid, 0, verb, ati_channel_setup);
3077}
3078
3079static int atihdmi_pin_get_slot_channel(struct hda_codec *codec, hda_nid_t pin_nid,
3080 int asp_slot)
3081{
3082 bool was_odd = false;
3083 int ati_asp_slot = asp_slot;
3084 int verb;
3085 int ati_channel_setup;
3086
3087 if (asp_slot > 7)
3088 return -EINVAL;
3089
3090 if (!has_amd_full_remap_support(codec)) {
3091 ati_asp_slot = atihdmi_paired_swap_fc_lfe(asp_slot);
3092 if (ati_asp_slot % 2 != 0) {
3093 ati_asp_slot -= 1;
3094 was_odd = true;
3095 }
3096 }
3097
3098 verb = ATI_VERB_GET_MULTICHANNEL_01 + ati_asp_slot/2 + (ati_asp_slot % 2) * 0x00e;
3099
3100 ati_channel_setup = snd_hda_codec_read(codec, pin_nid, 0, verb, 0);
3101
3102 if (!(ati_channel_setup & ATI_OUT_ENABLE))
3103 return 0xf;
3104
3105 return ((ati_channel_setup & 0xf0) >> 4) + !!was_odd;
3106}
3107
3108static int atihdmi_paired_chmap_cea_alloc_validate_get_type(struct cea_channel_speaker_allocation *cap,
3109 int channels)
3110{
3111 int c;
3112
3113 /*
3114 * Pre-rev3 ATI/AMD codecs operate in a paired channel mode, so
3115 * we need to take that into account (a single channel may take 2
3116 * channel slots if we need to carry a silent channel next to it).
3117 * On Rev3+ AMD codecs this function is not used.
3118 */
3119 int chanpairs = 0;
3120
3121 /* We only produce even-numbered channel count TLVs */
3122 if ((channels % 2) != 0)
3123 return -1;
3124
3125 for (c = 0; c < 7; c += 2) {
3126 if (cap->speakers[c] || cap->speakers[c+1])
3127 chanpairs++;
3128 }
3129
3130 if (chanpairs * 2 != channels)
3131 return -1;
3132
3133 return SNDRV_CTL_TLVT_CHMAP_PAIRED;
3134}
3135
3136static void atihdmi_paired_cea_alloc_to_tlv_chmap(struct cea_channel_speaker_allocation *cap,
3137 unsigned int *chmap, int channels)
3138{
3139 /* produce paired maps for pre-rev3 ATI/AMD codecs */
3140 int count = 0;
3141 int c;
3142
3143 for (c = 7; c >= 0; c--) {
3144 int chan = 7 - atihdmi_paired_swap_fc_lfe(7 - c);
3145 int spk = cap->speakers[chan];
3146 if (!spk) {
3147 /* add N/A channel if the companion channel is occupied */
3148 if (cap->speakers[chan + (chan % 2 ? -1 : 1)])
3149 chmap[count++] = SNDRV_CHMAP_NA;
3150
3151 continue;
3152 }
3153
3154 chmap[count++] = spk_to_chmap(spk);
3155 }
3156
3157 WARN_ON(count != channels);
3158}
3159
3160static int atihdmi_pin_hbr_setup(struct hda_codec *codec, hda_nid_t pin_nid,
3161 bool hbr)
3162{
3163 int hbr_ctl, hbr_ctl_new;
3164
3165 hbr_ctl = snd_hda_codec_read(codec, pin_nid, 0, ATI_VERB_GET_HBR_CONTROL, 0);
3166 if (hbr_ctl >= 0 && (hbr_ctl & ATI_HBR_CAPABLE)) {
3167 if (hbr)
3168 hbr_ctl_new = hbr_ctl | ATI_HBR_ENABLE;
3169 else
3170 hbr_ctl_new = hbr_ctl & ~ATI_HBR_ENABLE;
3171
3172 codec_dbg(codec,
3173 "atihdmi_pin_hbr_setup: NID=0x%x, %shbr-ctl=0x%x\n",
3174 pin_nid,
3175 hbr_ctl == hbr_ctl_new ? "" : "new-",
3176 hbr_ctl_new);
3177
3178 if (hbr_ctl != hbr_ctl_new)
3179 snd_hda_codec_write(codec, pin_nid, 0,
3180 ATI_VERB_SET_HBR_CONTROL,
3181 hbr_ctl_new);
3182
3183 } else if (hbr)
3184 return -EINVAL;
3185
3186 return 0;
3187}
3188
3189static int atihdmi_setup_stream(struct hda_codec *codec, hda_nid_t cvt_nid,
3190 hda_nid_t pin_nid, u32 stream_tag, int format)
3191{
3192
3193 if (is_amdhdmi_rev3_or_later(codec)) {
3194 int ramp_rate = 180; /* default as per AMD spec */
3195 /* disable ramp-up/down for non-pcm as per AMD spec */
3196 if (format & AC_FMT_TYPE_NON_PCM)
3197 ramp_rate = 0;
3198
3199 snd_hda_codec_write(codec, cvt_nid, 0, ATI_VERB_SET_RAMP_RATE, ramp_rate);
3200 }
3201
3202 return hdmi_setup_stream(codec, cvt_nid, pin_nid, stream_tag, format);
3203}
3204
3205
3206static int atihdmi_init(struct hda_codec *codec)
3207{
3208 struct hdmi_spec *spec = codec->spec;
3209 int pin_idx, err;
3210
3211 err = generic_hdmi_init(codec);
3212
3213 if (err)
3214 return err;
3215
3216 for (pin_idx = 0; pin_idx < spec->num_pins; pin_idx++) {
3217 struct hdmi_spec_per_pin *per_pin = get_pin(spec, pin_idx);
3218
3219 /* make sure downmix information in infoframe is zero */
3220 snd_hda_codec_write(codec, per_pin->pin_nid, 0, ATI_VERB_SET_DOWNMIX_INFO, 0);
3221
3222 /* enable channel-wise remap mode if supported */
3223 if (has_amd_full_remap_support(codec))
3224 snd_hda_codec_write(codec, per_pin->pin_nid, 0,
3225 ATI_VERB_SET_MULTICHANNEL_MODE,
3226 ATI_MULTICHANNEL_MODE_SINGLE);
3227 }
3228
3229 return 0;
3230}
3231
3232static int patch_atihdmi(struct hda_codec *codec)
3233{
3234 struct hdmi_spec *spec;
3235 struct hdmi_spec_per_cvt *per_cvt;
3236 int err, cvt_idx;
3237
3238 err = patch_generic_hdmi(codec);
3239
3240 if (err)
3241 return err;
3242
3243 codec->patch_ops.init = atihdmi_init;
3244
3245 spec = codec->spec;
3246
3247 spec->ops.pin_get_eld = atihdmi_pin_get_eld;
3248 spec->ops.pin_get_slot_channel = atihdmi_pin_get_slot_channel;
3249 spec->ops.pin_set_slot_channel = atihdmi_pin_set_slot_channel;
3250 spec->ops.pin_setup_infoframe = atihdmi_pin_setup_infoframe;
3251 spec->ops.pin_hbr_setup = atihdmi_pin_hbr_setup;
3252 spec->ops.setup_stream = atihdmi_setup_stream;
3253
3254 if (!has_amd_full_remap_support(codec)) {
3255 /* override to ATI/AMD-specific versions with pairwise mapping */
3256 spec->ops.chmap_cea_alloc_validate_get_type =
3257 atihdmi_paired_chmap_cea_alloc_validate_get_type;
3258 spec->ops.cea_alloc_to_tlv_chmap = atihdmi_paired_cea_alloc_to_tlv_chmap;
3259 spec->ops.chmap_validate = atihdmi_paired_chmap_validate;
3260 }
3261
3262 /* ATI/AMD converters do not advertise all of their capabilities */
3263 for (cvt_idx = 0; cvt_idx < spec->num_cvts; cvt_idx++) {
3264 per_cvt = get_cvt(spec, cvt_idx);
3265 per_cvt->channels_max = max(per_cvt->channels_max, 8u);
3266 per_cvt->rates |= SUPPORTED_RATES;
3267 per_cvt->formats |= SUPPORTED_FORMATS;
3268 per_cvt->maxbps = max(per_cvt->maxbps, 24u);
3269 }
3270
3271 spec->channels_max = max(spec->channels_max, 8u);
3272
3273 return 0;
3274}
3275
3276/* VIA HDMI Implementation */
3277#define VIAHDMI_CVT_NID 0x02 /* audio converter1 */
3278#define VIAHDMI_PIN_NID 0x03 /* HDMI output pin1 */
3279
3280static int patch_via_hdmi(struct hda_codec *codec)
3281{
3282 return patch_simple_hdmi(codec, VIAHDMI_CVT_NID, VIAHDMI_PIN_NID);
3283}
3284
3285/*
3286 * called from hda_codec.c for generic HDMI support
3287 */
3288int snd_hda_parse_hdmi_codec(struct hda_codec *codec)
3289{
3290 return patch_generic_hdmi(codec);
3291}
3292EXPORT_SYMBOL_GPL(snd_hda_parse_hdmi_codec);
3293
3294/*
3295 * patch entries
3296 */
3297static const struct hda_codec_preset snd_hda_preset_hdmi[] = {
3298{ .id = 0x1002793c, .name = "RS600 HDMI", .patch = patch_atihdmi },
3299{ .id = 0x10027919, .name = "RS600 HDMI", .patch = patch_atihdmi },
3300{ .id = 0x1002791a, .name = "RS690/780 HDMI", .patch = patch_atihdmi },
3301{ .id = 0x1002aa01, .name = "R6xx HDMI", .patch = patch_atihdmi },
3302{ .id = 0x10951390, .name = "SiI1390 HDMI", .patch = patch_generic_hdmi },
3303{ .id = 0x10951392, .name = "SiI1392 HDMI", .patch = patch_generic_hdmi },
3304{ .id = 0x17e80047, .name = "Chrontel HDMI", .patch = patch_generic_hdmi },
3305{ .id = 0x10de0002, .name = "MCP77/78 HDMI", .patch = patch_nvhdmi_8ch_7x },
3306{ .id = 0x10de0003, .name = "MCP77/78 HDMI", .patch = patch_nvhdmi_8ch_7x },
3307{ .id = 0x10de0005, .name = "MCP77/78 HDMI", .patch = patch_nvhdmi_8ch_7x },
3308{ .id = 0x10de0006, .name = "MCP77/78 HDMI", .patch = patch_nvhdmi_8ch_7x },
3309{ .id = 0x10de0007, .name = "MCP79/7A HDMI", .patch = patch_nvhdmi_8ch_7x },
3310{ .id = 0x10de000a, .name = "GPU 0a HDMI/DP", .patch = patch_nvhdmi },
3311{ .id = 0x10de000b, .name = "GPU 0b HDMI/DP", .patch = patch_nvhdmi },
3312{ .id = 0x10de000c, .name = "MCP89 HDMI", .patch = patch_nvhdmi },
3313{ .id = 0x10de000d, .name = "GPU 0d HDMI/DP", .patch = patch_nvhdmi },
3314{ .id = 0x10de0010, .name = "GPU 10 HDMI/DP", .patch = patch_nvhdmi },
3315{ .id = 0x10de0011, .name = "GPU 11 HDMI/DP", .patch = patch_nvhdmi },
3316{ .id = 0x10de0012, .name = "GPU 12 HDMI/DP", .patch = patch_nvhdmi },
3317{ .id = 0x10de0013, .name = "GPU 13 HDMI/DP", .patch = patch_nvhdmi },
3318{ .id = 0x10de0014, .name = "GPU 14 HDMI/DP", .patch = patch_nvhdmi },
3319{ .id = 0x10de0015, .name = "GPU 15 HDMI/DP", .patch = patch_nvhdmi },
3320{ .id = 0x10de0016, .name = "GPU 16 HDMI/DP", .patch = patch_nvhdmi },
3321/* 17 is known to be absent */
3322{ .id = 0x10de0018, .name = "GPU 18 HDMI/DP", .patch = patch_nvhdmi },
3323{ .id = 0x10de0019, .name = "GPU 19 HDMI/DP", .patch = patch_nvhdmi },
3324{ .id = 0x10de001a, .name = "GPU 1a HDMI/DP", .patch = patch_nvhdmi },
3325{ .id = 0x10de001b, .name = "GPU 1b HDMI/DP", .patch = patch_nvhdmi },
3326{ .id = 0x10de001c, .name = "GPU 1c HDMI/DP", .patch = patch_nvhdmi },
3327{ .id = 0x10de0040, .name = "GPU 40 HDMI/DP", .patch = patch_nvhdmi },
3328{ .id = 0x10de0041, .name = "GPU 41 HDMI/DP", .patch = patch_nvhdmi },
3329{ .id = 0x10de0042, .name = "GPU 42 HDMI/DP", .patch = patch_nvhdmi },
3330{ .id = 0x10de0043, .name = "GPU 43 HDMI/DP", .patch = patch_nvhdmi },
3331{ .id = 0x10de0044, .name = "GPU 44 HDMI/DP", .patch = patch_nvhdmi },
3332{ .id = 0x10de0051, .name = "GPU 51 HDMI/DP", .patch = patch_nvhdmi },
3333{ .id = 0x10de0060, .name = "GPU 60 HDMI/DP", .patch = patch_nvhdmi },
3334{ .id = 0x10de0067, .name = "MCP67 HDMI", .patch = patch_nvhdmi_2ch },
3335{ .id = 0x10de0071, .name = "GPU 71 HDMI/DP", .patch = patch_nvhdmi },
3336{ .id = 0x10de8001, .name = "MCP73 HDMI", .patch = patch_nvhdmi_2ch },
3337{ .id = 0x11069f80, .name = "VX900 HDMI/DP", .patch = patch_via_hdmi },
3338{ .id = 0x11069f81, .name = "VX900 HDMI/DP", .patch = patch_via_hdmi },
3339{ .id = 0x11069f84, .name = "VX11 HDMI/DP", .patch = patch_generic_hdmi },
3340{ .id = 0x11069f85, .name = "VX11 HDMI/DP", .patch = patch_generic_hdmi },
3341{ .id = 0x80860054, .name = "IbexPeak HDMI", .patch = patch_generic_hdmi },
3342{ .id = 0x80862801, .name = "Bearlake HDMI", .patch = patch_generic_hdmi },
3343{ .id = 0x80862802, .name = "Cantiga HDMI", .patch = patch_generic_hdmi },
3344{ .id = 0x80862803, .name = "Eaglelake HDMI", .patch = patch_generic_hdmi },
3345{ .id = 0x80862804, .name = "IbexPeak HDMI", .patch = patch_generic_hdmi },
3346{ .id = 0x80862805, .name = "CougarPoint HDMI", .patch = patch_generic_hdmi },
3347{ .id = 0x80862806, .name = "PantherPoint HDMI", .patch = patch_generic_hdmi },
3348{ .id = 0x80862807, .name = "Haswell HDMI", .patch = patch_generic_hdmi },
3349{ .id = 0x80862808, .name = "Broadwell HDMI", .patch = patch_generic_hdmi },
3350{ .id = 0x80862880, .name = "CedarTrail HDMI", .patch = patch_generic_hdmi },
3351{ .id = 0x80862882, .name = "Valleyview2 HDMI", .patch = patch_generic_hdmi },
3352{ .id = 0x808629fb, .name = "Crestline HDMI", .patch = patch_generic_hdmi },
3353{} /* terminator */
3354};
3355
3356MODULE_ALIAS("snd-hda-codec-id:1002793c");
3357MODULE_ALIAS("snd-hda-codec-id:10027919");
3358MODULE_ALIAS("snd-hda-codec-id:1002791a");
3359MODULE_ALIAS("snd-hda-codec-id:1002aa01");
3360MODULE_ALIAS("snd-hda-codec-id:10951390");
3361MODULE_ALIAS("snd-hda-codec-id:10951392");
3362MODULE_ALIAS("snd-hda-codec-id:10de0002");
3363MODULE_ALIAS("snd-hda-codec-id:10de0003");
3364MODULE_ALIAS("snd-hda-codec-id:10de0005");
3365MODULE_ALIAS("snd-hda-codec-id:10de0006");
3366MODULE_ALIAS("snd-hda-codec-id:10de0007");
3367MODULE_ALIAS("snd-hda-codec-id:10de000a");
3368MODULE_ALIAS("snd-hda-codec-id:10de000b");
3369MODULE_ALIAS("snd-hda-codec-id:10de000c");
3370MODULE_ALIAS("snd-hda-codec-id:10de000d");
3371MODULE_ALIAS("snd-hda-codec-id:10de0010");
3372MODULE_ALIAS("snd-hda-codec-id:10de0011");
3373MODULE_ALIAS("snd-hda-codec-id:10de0012");
3374MODULE_ALIAS("snd-hda-codec-id:10de0013");
3375MODULE_ALIAS("snd-hda-codec-id:10de0014");
3376MODULE_ALIAS("snd-hda-codec-id:10de0015");
3377MODULE_ALIAS("snd-hda-codec-id:10de0016");
3378MODULE_ALIAS("snd-hda-codec-id:10de0018");
3379MODULE_ALIAS("snd-hda-codec-id:10de0019");
3380MODULE_ALIAS("snd-hda-codec-id:10de001a");
3381MODULE_ALIAS("snd-hda-codec-id:10de001b");
3382MODULE_ALIAS("snd-hda-codec-id:10de001c");
3383MODULE_ALIAS("snd-hda-codec-id:10de0040");
3384MODULE_ALIAS("snd-hda-codec-id:10de0041");
3385MODULE_ALIAS("snd-hda-codec-id:10de0042");
3386MODULE_ALIAS("snd-hda-codec-id:10de0043");
3387MODULE_ALIAS("snd-hda-codec-id:10de0044");
3388MODULE_ALIAS("snd-hda-codec-id:10de0051");
3389MODULE_ALIAS("snd-hda-codec-id:10de0060");
3390MODULE_ALIAS("snd-hda-codec-id:10de0067");
3391MODULE_ALIAS("snd-hda-codec-id:10de0071");
3392MODULE_ALIAS("snd-hda-codec-id:10de8001");
3393MODULE_ALIAS("snd-hda-codec-id:11069f80");
3394MODULE_ALIAS("snd-hda-codec-id:11069f81");
3395MODULE_ALIAS("snd-hda-codec-id:11069f84");
3396MODULE_ALIAS("snd-hda-codec-id:11069f85");
3397MODULE_ALIAS("snd-hda-codec-id:17e80047");
3398MODULE_ALIAS("snd-hda-codec-id:80860054");
3399MODULE_ALIAS("snd-hda-codec-id:80862801");
3400MODULE_ALIAS("snd-hda-codec-id:80862802");
3401MODULE_ALIAS("snd-hda-codec-id:80862803");
3402MODULE_ALIAS("snd-hda-codec-id:80862804");
3403MODULE_ALIAS("snd-hda-codec-id:80862805");
3404MODULE_ALIAS("snd-hda-codec-id:80862806");
3405MODULE_ALIAS("snd-hda-codec-id:80862807");
3406MODULE_ALIAS("snd-hda-codec-id:80862808");
3407MODULE_ALIAS("snd-hda-codec-id:80862880");
3408MODULE_ALIAS("snd-hda-codec-id:80862882");
3409MODULE_ALIAS("snd-hda-codec-id:808629fb");
3410
3411MODULE_LICENSE("GPL");
3412MODULE_DESCRIPTION("HDMI HD-audio codec");
3413MODULE_ALIAS("snd-hda-codec-intelhdmi");
3414MODULE_ALIAS("snd-hda-codec-nvhdmi");
3415MODULE_ALIAS("snd-hda-codec-atihdmi");
3416
3417static struct hda_codec_preset_list intel_list = {
3418 .preset = snd_hda_preset_hdmi,
3419 .owner = THIS_MODULE,
3420};
3421
3422static int __init patch_hdmi_init(void)
3423{
3424 return snd_hda_add_codec_preset(&intel_list);
3425}
3426
3427static void __exit patch_hdmi_exit(void)
3428{
3429 snd_hda_delete_codec_preset(&intel_list);
3430}
3431
3432module_init(patch_hdmi_init)
3433module_exit(patch_hdmi_exit)
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 *
10 * Authors:
11 * Wu Fengguang <wfg@linux.intel.com>
12 *
13 * Maintained by:
14 * Wu Fengguang <wfg@linux.intel.com>
15 *
16 * This program is free software; you can redistribute it and/or modify it
17 * under the terms of the GNU General Public License as published by the Free
18 * Software Foundation; either version 2 of the License, or (at your option)
19 * any later version.
20 *
21 * This program is distributed in the hope that it will be useful, but
22 * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
23 * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
24 * for more details.
25 *
26 * You should have received a copy of the GNU General Public License
27 * along with this program; if not, write to the Free Software Foundation,
28 * Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
29 */
30
31#include <linux/init.h>
32#include <linux/delay.h>
33#include <linux/slab.h>
34#include <linux/module.h>
35#include <sound/core.h>
36#include <sound/jack.h>
37#include "hda_codec.h"
38#include "hda_local.h"
39#include "hda_jack.h"
40
41static bool static_hdmi_pcm;
42module_param(static_hdmi_pcm, bool, 0644);
43MODULE_PARM_DESC(static_hdmi_pcm, "Don't restrict PCM parameters per ELD info");
44
45/*
46 * The HDMI/DisplayPort configuration can be highly dynamic. A graphics device
47 * could support N independent pipes, each of them can be connected to one or
48 * more ports (DVI, HDMI or DisplayPort).
49 *
50 * The HDA correspondence of pipes/ports are converter/pin nodes.
51 */
52#define MAX_HDMI_CVTS 8
53#define MAX_HDMI_PINS 8
54
55struct hdmi_spec_per_cvt {
56 hda_nid_t cvt_nid;
57 int assigned;
58 unsigned int channels_min;
59 unsigned int channels_max;
60 u32 rates;
61 u64 formats;
62 unsigned int maxbps;
63};
64
65struct hdmi_spec_per_pin {
66 hda_nid_t pin_nid;
67 int num_mux_nids;
68 hda_nid_t mux_nids[HDA_MAX_CONNECTIONS];
69
70 struct hda_codec *codec;
71 struct hdmi_eld sink_eld;
72 struct delayed_work work;
73 int repoll_count;
74};
75
76struct hdmi_spec {
77 int num_cvts;
78 struct hdmi_spec_per_cvt cvts[MAX_HDMI_CVTS];
79
80 int num_pins;
81 struct hdmi_spec_per_pin pins[MAX_HDMI_PINS];
82 struct hda_pcm pcm_rec[MAX_HDMI_PINS];
83
84 /*
85 * Non-generic ATI/NVIDIA specific
86 */
87 struct hda_multi_out multiout;
88 const struct hda_pcm_stream *pcm_playback;
89};
90
91
92struct hdmi_audio_infoframe {
93 u8 type; /* 0x84 */
94 u8 ver; /* 0x01 */
95 u8 len; /* 0x0a */
96
97 u8 checksum;
98
99 u8 CC02_CT47; /* CC in bits 0:2, CT in 4:7 */
100 u8 SS01_SF24;
101 u8 CXT04;
102 u8 CA;
103 u8 LFEPBL01_LSV36_DM_INH7;
104};
105
106struct dp_audio_infoframe {
107 u8 type; /* 0x84 */
108 u8 len; /* 0x1b */
109 u8 ver; /* 0x11 << 2 */
110
111 u8 CC02_CT47; /* match with HDMI infoframe from this on */
112 u8 SS01_SF24;
113 u8 CXT04;
114 u8 CA;
115 u8 LFEPBL01_LSV36_DM_INH7;
116};
117
118union audio_infoframe {
119 struct hdmi_audio_infoframe hdmi;
120 struct dp_audio_infoframe dp;
121 u8 bytes[0];
122};
123
124/*
125 * CEA speaker placement:
126 *
127 * FLH FCH FRH
128 * FLW FL FLC FC FRC FR FRW
129 *
130 * LFE
131 * TC
132 *
133 * RL RLC RC RRC RR
134 *
135 * The Left/Right Surround channel _notions_ LS/RS in SMPTE 320M corresponds to
136 * CEA RL/RR; The SMPTE channel _assignment_ C/LFE is swapped to CEA LFE/FC.
137 */
138enum cea_speaker_placement {
139 FL = (1 << 0), /* Front Left */
140 FC = (1 << 1), /* Front Center */
141 FR = (1 << 2), /* Front Right */
142 FLC = (1 << 3), /* Front Left Center */
143 FRC = (1 << 4), /* Front Right Center */
144 RL = (1 << 5), /* Rear Left */
145 RC = (1 << 6), /* Rear Center */
146 RR = (1 << 7), /* Rear Right */
147 RLC = (1 << 8), /* Rear Left Center */
148 RRC = (1 << 9), /* Rear Right Center */
149 LFE = (1 << 10), /* Low Frequency Effect */
150 FLW = (1 << 11), /* Front Left Wide */
151 FRW = (1 << 12), /* Front Right Wide */
152 FLH = (1 << 13), /* Front Left High */
153 FCH = (1 << 14), /* Front Center High */
154 FRH = (1 << 15), /* Front Right High */
155 TC = (1 << 16), /* Top Center */
156};
157
158/*
159 * ELD SA bits in the CEA Speaker Allocation data block
160 */
161static int eld_speaker_allocation_bits[] = {
162 [0] = FL | FR,
163 [1] = LFE,
164 [2] = FC,
165 [3] = RL | RR,
166 [4] = RC,
167 [5] = FLC | FRC,
168 [6] = RLC | RRC,
169 /* the following are not defined in ELD yet */
170 [7] = FLW | FRW,
171 [8] = FLH | FRH,
172 [9] = TC,
173 [10] = FCH,
174};
175
176struct cea_channel_speaker_allocation {
177 int ca_index;
178 int speakers[8];
179
180 /* derived values, just for convenience */
181 int channels;
182 int spk_mask;
183};
184
185/*
186 * ALSA sequence is:
187 *
188 * surround40 surround41 surround50 surround51 surround71
189 * ch0 front left = = = =
190 * ch1 front right = = = =
191 * ch2 rear left = = = =
192 * ch3 rear right = = = =
193 * ch4 LFE center center center
194 * ch5 LFE LFE
195 * ch6 side left
196 * ch7 side right
197 *
198 * surround71 = {FL, FR, RLC, RRC, FC, LFE, RL, RR}
199 */
200static int hdmi_channel_mapping[0x32][8] = {
201 /* stereo */
202 [0x00] = { 0x00, 0x11, 0xf2, 0xf3, 0xf4, 0xf5, 0xf6, 0xf7 },
203 /* 2.1 */
204 [0x01] = { 0x00, 0x11, 0x22, 0xf3, 0xf4, 0xf5, 0xf6, 0xf7 },
205 /* Dolby Surround */
206 [0x02] = { 0x00, 0x11, 0x23, 0xf2, 0xf4, 0xf5, 0xf6, 0xf7 },
207 /* surround40 */
208 [0x08] = { 0x00, 0x11, 0x24, 0x35, 0xf3, 0xf2, 0xf6, 0xf7 },
209 /* 4ch */
210 [0x03] = { 0x00, 0x11, 0x23, 0x32, 0x44, 0xf5, 0xf6, 0xf7 },
211 /* surround41 */
212 [0x09] = { 0x00, 0x11, 0x24, 0x35, 0x42, 0xf3, 0xf6, 0xf7 },
213 /* surround50 */
214 [0x0a] = { 0x00, 0x11, 0x24, 0x35, 0x43, 0xf2, 0xf6, 0xf7 },
215 /* surround51 */
216 [0x0b] = { 0x00, 0x11, 0x24, 0x35, 0x43, 0x52, 0xf6, 0xf7 },
217 /* 7.1 */
218 [0x13] = { 0x00, 0x11, 0x26, 0x37, 0x43, 0x52, 0x64, 0x75 },
219};
220
221/*
222 * This is an ordered list!
223 *
224 * The preceding ones have better chances to be selected by
225 * hdmi_channel_allocation().
226 */
227static struct cea_channel_speaker_allocation channel_allocations[] = {
228/* channel: 7 6 5 4 3 2 1 0 */
229{ .ca_index = 0x00, .speakers = { 0, 0, 0, 0, 0, 0, FR, FL } },
230 /* 2.1 */
231{ .ca_index = 0x01, .speakers = { 0, 0, 0, 0, 0, LFE, FR, FL } },
232 /* Dolby Surround */
233{ .ca_index = 0x02, .speakers = { 0, 0, 0, 0, FC, 0, FR, FL } },
234 /* surround40 */
235{ .ca_index = 0x08, .speakers = { 0, 0, RR, RL, 0, 0, FR, FL } },
236 /* surround41 */
237{ .ca_index = 0x09, .speakers = { 0, 0, RR, RL, 0, LFE, FR, FL } },
238 /* surround50 */
239{ .ca_index = 0x0a, .speakers = { 0, 0, RR, RL, FC, 0, FR, FL } },
240 /* surround51 */
241{ .ca_index = 0x0b, .speakers = { 0, 0, RR, RL, FC, LFE, FR, FL } },
242 /* 6.1 */
243{ .ca_index = 0x0f, .speakers = { 0, RC, RR, RL, FC, LFE, FR, FL } },
244 /* surround71 */
245{ .ca_index = 0x13, .speakers = { RRC, RLC, RR, RL, FC, LFE, FR, FL } },
246
247{ .ca_index = 0x03, .speakers = { 0, 0, 0, 0, FC, LFE, FR, FL } },
248{ .ca_index = 0x04, .speakers = { 0, 0, 0, RC, 0, 0, FR, FL } },
249{ .ca_index = 0x05, .speakers = { 0, 0, 0, RC, 0, LFE, FR, FL } },
250{ .ca_index = 0x06, .speakers = { 0, 0, 0, RC, FC, 0, FR, FL } },
251{ .ca_index = 0x07, .speakers = { 0, 0, 0, RC, FC, LFE, FR, FL } },
252{ .ca_index = 0x0c, .speakers = { 0, RC, RR, RL, 0, 0, FR, FL } },
253{ .ca_index = 0x0d, .speakers = { 0, RC, RR, RL, 0, LFE, FR, FL } },
254{ .ca_index = 0x0e, .speakers = { 0, RC, RR, RL, FC, 0, FR, FL } },
255{ .ca_index = 0x10, .speakers = { RRC, RLC, RR, RL, 0, 0, FR, FL } },
256{ .ca_index = 0x11, .speakers = { RRC, RLC, RR, RL, 0, LFE, FR, FL } },
257{ .ca_index = 0x12, .speakers = { RRC, RLC, RR, RL, FC, 0, FR, FL } },
258{ .ca_index = 0x14, .speakers = { FRC, FLC, 0, 0, 0, 0, FR, FL } },
259{ .ca_index = 0x15, .speakers = { FRC, FLC, 0, 0, 0, LFE, FR, FL } },
260{ .ca_index = 0x16, .speakers = { FRC, FLC, 0, 0, FC, 0, FR, FL } },
261{ .ca_index = 0x17, .speakers = { FRC, FLC, 0, 0, FC, LFE, FR, FL } },
262{ .ca_index = 0x18, .speakers = { FRC, FLC, 0, RC, 0, 0, FR, FL } },
263{ .ca_index = 0x19, .speakers = { FRC, FLC, 0, RC, 0, LFE, FR, FL } },
264{ .ca_index = 0x1a, .speakers = { FRC, FLC, 0, RC, FC, 0, FR, FL } },
265{ .ca_index = 0x1b, .speakers = { FRC, FLC, 0, RC, FC, LFE, FR, FL } },
266{ .ca_index = 0x1c, .speakers = { FRC, FLC, RR, RL, 0, 0, FR, FL } },
267{ .ca_index = 0x1d, .speakers = { FRC, FLC, RR, RL, 0, LFE, FR, FL } },
268{ .ca_index = 0x1e, .speakers = { FRC, FLC, RR, RL, FC, 0, FR, FL } },
269{ .ca_index = 0x1f, .speakers = { FRC, FLC, RR, RL, FC, LFE, FR, FL } },
270{ .ca_index = 0x20, .speakers = { 0, FCH, RR, RL, FC, 0, FR, FL } },
271{ .ca_index = 0x21, .speakers = { 0, FCH, RR, RL, FC, LFE, FR, FL } },
272{ .ca_index = 0x22, .speakers = { TC, 0, RR, RL, FC, 0, FR, FL } },
273{ .ca_index = 0x23, .speakers = { TC, 0, RR, RL, FC, LFE, FR, FL } },
274{ .ca_index = 0x24, .speakers = { FRH, FLH, RR, RL, 0, 0, FR, FL } },
275{ .ca_index = 0x25, .speakers = { FRH, FLH, RR, RL, 0, LFE, FR, FL } },
276{ .ca_index = 0x26, .speakers = { FRW, FLW, RR, RL, 0, 0, FR, FL } },
277{ .ca_index = 0x27, .speakers = { FRW, FLW, RR, RL, 0, LFE, FR, FL } },
278{ .ca_index = 0x28, .speakers = { TC, RC, RR, RL, FC, 0, FR, FL } },
279{ .ca_index = 0x29, .speakers = { TC, RC, RR, RL, FC, LFE, FR, FL } },
280{ .ca_index = 0x2a, .speakers = { FCH, RC, RR, RL, FC, 0, FR, FL } },
281{ .ca_index = 0x2b, .speakers = { FCH, RC, RR, RL, FC, LFE, FR, FL } },
282{ .ca_index = 0x2c, .speakers = { TC, FCH, RR, RL, FC, 0, FR, FL } },
283{ .ca_index = 0x2d, .speakers = { TC, FCH, RR, RL, FC, LFE, FR, FL } },
284{ .ca_index = 0x2e, .speakers = { FRH, FLH, RR, RL, FC, 0, FR, FL } },
285{ .ca_index = 0x2f, .speakers = { FRH, FLH, RR, RL, FC, LFE, FR, FL } },
286{ .ca_index = 0x30, .speakers = { FRW, FLW, RR, RL, FC, 0, FR, FL } },
287{ .ca_index = 0x31, .speakers = { FRW, FLW, RR, RL, FC, LFE, FR, FL } },
288};
289
290
291/*
292 * HDMI routines
293 */
294
295static int pin_nid_to_pin_index(struct hdmi_spec *spec, hda_nid_t pin_nid)
296{
297 int pin_idx;
298
299 for (pin_idx = 0; pin_idx < spec->num_pins; pin_idx++)
300 if (spec->pins[pin_idx].pin_nid == pin_nid)
301 return pin_idx;
302
303 snd_printk(KERN_WARNING "HDMI: pin nid %d not registered\n", pin_nid);
304 return -EINVAL;
305}
306
307static int hinfo_to_pin_index(struct hdmi_spec *spec,
308 struct hda_pcm_stream *hinfo)
309{
310 int pin_idx;
311
312 for (pin_idx = 0; pin_idx < spec->num_pins; pin_idx++)
313 if (&spec->pcm_rec[pin_idx].stream[0] == hinfo)
314 return pin_idx;
315
316 snd_printk(KERN_WARNING "HDMI: hinfo %p not registered\n", hinfo);
317 return -EINVAL;
318}
319
320static int cvt_nid_to_cvt_index(struct hdmi_spec *spec, hda_nid_t cvt_nid)
321{
322 int cvt_idx;
323
324 for (cvt_idx = 0; cvt_idx < spec->num_cvts; cvt_idx++)
325 if (spec->cvts[cvt_idx].cvt_nid == cvt_nid)
326 return cvt_idx;
327
328 snd_printk(KERN_WARNING "HDMI: cvt nid %d not registered\n", cvt_nid);
329 return -EINVAL;
330}
331
332static int hdmi_eld_ctl_info(struct snd_kcontrol *kcontrol,
333 struct snd_ctl_elem_info *uinfo)
334{
335 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
336 struct hdmi_spec *spec;
337 int pin_idx;
338
339 spec = codec->spec;
340 uinfo->type = SNDRV_CTL_ELEM_TYPE_BYTES;
341
342 pin_idx = kcontrol->private_value;
343 uinfo->count = spec->pins[pin_idx].sink_eld.eld_size;
344
345 return 0;
346}
347
348static int hdmi_eld_ctl_get(struct snd_kcontrol *kcontrol,
349 struct snd_ctl_elem_value *ucontrol)
350{
351 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
352 struct hdmi_spec *spec;
353 int pin_idx;
354
355 spec = codec->spec;
356 pin_idx = kcontrol->private_value;
357
358 memcpy(ucontrol->value.bytes.data,
359 spec->pins[pin_idx].sink_eld.eld_buffer, ELD_MAX_SIZE);
360
361 return 0;
362}
363
364static struct snd_kcontrol_new eld_bytes_ctl = {
365 .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE,
366 .iface = SNDRV_CTL_ELEM_IFACE_PCM,
367 .name = "ELD",
368 .info = hdmi_eld_ctl_info,
369 .get = hdmi_eld_ctl_get,
370};
371
372static int hdmi_create_eld_ctl(struct hda_codec *codec, int pin_idx,
373 int device)
374{
375 struct snd_kcontrol *kctl;
376 struct hdmi_spec *spec = codec->spec;
377 int err;
378
379 kctl = snd_ctl_new1(&eld_bytes_ctl, codec);
380 if (!kctl)
381 return -ENOMEM;
382 kctl->private_value = pin_idx;
383 kctl->id.device = device;
384
385 err = snd_hda_ctl_add(codec, spec->pins[pin_idx].pin_nid, kctl);
386 if (err < 0)
387 return err;
388
389 return 0;
390}
391
392#ifdef BE_PARANOID
393static void hdmi_get_dip_index(struct hda_codec *codec, hda_nid_t pin_nid,
394 int *packet_index, int *byte_index)
395{
396 int val;
397
398 val = snd_hda_codec_read(codec, pin_nid, 0,
399 AC_VERB_GET_HDMI_DIP_INDEX, 0);
400
401 *packet_index = val >> 5;
402 *byte_index = val & 0x1f;
403}
404#endif
405
406static void hdmi_set_dip_index(struct hda_codec *codec, hda_nid_t pin_nid,
407 int packet_index, int byte_index)
408{
409 int val;
410
411 val = (packet_index << 5) | (byte_index & 0x1f);
412
413 snd_hda_codec_write(codec, pin_nid, 0, AC_VERB_SET_HDMI_DIP_INDEX, val);
414}
415
416static void hdmi_write_dip_byte(struct hda_codec *codec, hda_nid_t pin_nid,
417 unsigned char val)
418{
419 snd_hda_codec_write(codec, pin_nid, 0, AC_VERB_SET_HDMI_DIP_DATA, val);
420}
421
422static void hdmi_init_pin(struct hda_codec *codec, hda_nid_t pin_nid)
423{
424 /* Unmute */
425 if (get_wcaps(codec, pin_nid) & AC_WCAP_OUT_AMP)
426 snd_hda_codec_write(codec, pin_nid, 0,
427 AC_VERB_SET_AMP_GAIN_MUTE, AMP_OUT_UNMUTE);
428 /* Disable pin out until stream is active*/
429 snd_hda_codec_write(codec, pin_nid, 0,
430 AC_VERB_SET_PIN_WIDGET_CONTROL, 0);
431}
432
433static int hdmi_get_channel_count(struct hda_codec *codec, hda_nid_t cvt_nid)
434{
435 return 1 + snd_hda_codec_read(codec, cvt_nid, 0,
436 AC_VERB_GET_CVT_CHAN_COUNT, 0);
437}
438
439static void hdmi_set_channel_count(struct hda_codec *codec,
440 hda_nid_t cvt_nid, int chs)
441{
442 if (chs != hdmi_get_channel_count(codec, cvt_nid))
443 snd_hda_codec_write(codec, cvt_nid, 0,
444 AC_VERB_SET_CVT_CHAN_COUNT, chs - 1);
445}
446
447
448/*
449 * Channel mapping routines
450 */
451
452/*
453 * Compute derived values in channel_allocations[].
454 */
455static void init_channel_allocations(void)
456{
457 int i, j;
458 struct cea_channel_speaker_allocation *p;
459
460 for (i = 0; i < ARRAY_SIZE(channel_allocations); i++) {
461 p = channel_allocations + i;
462 p->channels = 0;
463 p->spk_mask = 0;
464 for (j = 0; j < ARRAY_SIZE(p->speakers); j++)
465 if (p->speakers[j]) {
466 p->channels++;
467 p->spk_mask |= p->speakers[j];
468 }
469 }
470}
471
472/*
473 * The transformation takes two steps:
474 *
475 * eld->spk_alloc => (eld_speaker_allocation_bits[]) => spk_mask
476 * spk_mask => (channel_allocations[]) => ai->CA
477 *
478 * TODO: it could select the wrong CA from multiple candidates.
479*/
480static int hdmi_channel_allocation(struct hdmi_eld *eld, int channels)
481{
482 int i;
483 int ca = 0;
484 int spk_mask = 0;
485 char buf[SND_PRINT_CHANNEL_ALLOCATION_ADVISED_BUFSIZE];
486
487 /*
488 * CA defaults to 0 for basic stereo audio
489 */
490 if (channels <= 2)
491 return 0;
492
493 /*
494 * expand ELD's speaker allocation mask
495 *
496 * ELD tells the speaker mask in a compact(paired) form,
497 * expand ELD's notions to match the ones used by Audio InfoFrame.
498 */
499 for (i = 0; i < ARRAY_SIZE(eld_speaker_allocation_bits); i++) {
500 if (eld->spk_alloc & (1 << i))
501 spk_mask |= eld_speaker_allocation_bits[i];
502 }
503
504 /* search for the first working match in the CA table */
505 for (i = 0; i < ARRAY_SIZE(channel_allocations); i++) {
506 if (channels == channel_allocations[i].channels &&
507 (spk_mask & channel_allocations[i].spk_mask) ==
508 channel_allocations[i].spk_mask) {
509 ca = channel_allocations[i].ca_index;
510 break;
511 }
512 }
513
514 snd_print_channel_allocation(eld->spk_alloc, buf, sizeof(buf));
515 snd_printdd("HDMI: select CA 0x%x for %d-channel allocation: %s\n",
516 ca, channels, buf);
517
518 return ca;
519}
520
521static void hdmi_debug_channel_mapping(struct hda_codec *codec,
522 hda_nid_t pin_nid)
523{
524#ifdef CONFIG_SND_DEBUG_VERBOSE
525 int i;
526 int slot;
527
528 for (i = 0; i < 8; i++) {
529 slot = snd_hda_codec_read(codec, pin_nid, 0,
530 AC_VERB_GET_HDMI_CHAN_SLOT, i);
531 printk(KERN_DEBUG "HDMI: ASP channel %d => slot %d\n",
532 slot >> 4, slot & 0xf);
533 }
534#endif
535}
536
537
538static void hdmi_setup_channel_mapping(struct hda_codec *codec,
539 hda_nid_t pin_nid,
540 int ca)
541{
542 int i;
543 int err;
544
545 if (hdmi_channel_mapping[ca][1] == 0) {
546 for (i = 0; i < channel_allocations[ca].channels; i++)
547 hdmi_channel_mapping[ca][i] = i | (i << 4);
548 for (; i < 8; i++)
549 hdmi_channel_mapping[ca][i] = 0xf | (i << 4);
550 }
551
552 for (i = 0; i < 8; i++) {
553 err = snd_hda_codec_write(codec, pin_nid, 0,
554 AC_VERB_SET_HDMI_CHAN_SLOT,
555 hdmi_channel_mapping[ca][i]);
556 if (err) {
557 snd_printdd(KERN_NOTICE
558 "HDMI: channel mapping failed\n");
559 break;
560 }
561 }
562
563 hdmi_debug_channel_mapping(codec, pin_nid);
564}
565
566
567/*
568 * Audio InfoFrame routines
569 */
570
571/*
572 * Enable Audio InfoFrame Transmission
573 */
574static void hdmi_start_infoframe_trans(struct hda_codec *codec,
575 hda_nid_t pin_nid)
576{
577 hdmi_set_dip_index(codec, pin_nid, 0x0, 0x0);
578 snd_hda_codec_write(codec, pin_nid, 0, AC_VERB_SET_HDMI_DIP_XMIT,
579 AC_DIPXMIT_BEST);
580}
581
582/*
583 * Disable Audio InfoFrame Transmission
584 */
585static void hdmi_stop_infoframe_trans(struct hda_codec *codec,
586 hda_nid_t pin_nid)
587{
588 hdmi_set_dip_index(codec, pin_nid, 0x0, 0x0);
589 snd_hda_codec_write(codec, pin_nid, 0, AC_VERB_SET_HDMI_DIP_XMIT,
590 AC_DIPXMIT_DISABLE);
591}
592
593static void hdmi_debug_dip_size(struct hda_codec *codec, hda_nid_t pin_nid)
594{
595#ifdef CONFIG_SND_DEBUG_VERBOSE
596 int i;
597 int size;
598
599 size = snd_hdmi_get_eld_size(codec, pin_nid);
600 printk(KERN_DEBUG "HDMI: ELD buf size is %d\n", size);
601
602 for (i = 0; i < 8; i++) {
603 size = snd_hda_codec_read(codec, pin_nid, 0,
604 AC_VERB_GET_HDMI_DIP_SIZE, i);
605 printk(KERN_DEBUG "HDMI: DIP GP[%d] buf size is %d\n", i, size);
606 }
607#endif
608}
609
610static void hdmi_clear_dip_buffers(struct hda_codec *codec, hda_nid_t pin_nid)
611{
612#ifdef BE_PARANOID
613 int i, j;
614 int size;
615 int pi, bi;
616 for (i = 0; i < 8; i++) {
617 size = snd_hda_codec_read(codec, pin_nid, 0,
618 AC_VERB_GET_HDMI_DIP_SIZE, i);
619 if (size == 0)
620 continue;
621
622 hdmi_set_dip_index(codec, pin_nid, i, 0x0);
623 for (j = 1; j < 1000; j++) {
624 hdmi_write_dip_byte(codec, pin_nid, 0x0);
625 hdmi_get_dip_index(codec, pin_nid, &pi, &bi);
626 if (pi != i)
627 snd_printd(KERN_INFO "dip index %d: %d != %d\n",
628 bi, pi, i);
629 if (bi == 0) /* byte index wrapped around */
630 break;
631 }
632 snd_printd(KERN_INFO
633 "HDMI: DIP GP[%d] buf reported size=%d, written=%d\n",
634 i, size, j);
635 }
636#endif
637}
638
639static void hdmi_checksum_audio_infoframe(struct hdmi_audio_infoframe *hdmi_ai)
640{
641 u8 *bytes = (u8 *)hdmi_ai;
642 u8 sum = 0;
643 int i;
644
645 hdmi_ai->checksum = 0;
646
647 for (i = 0; i < sizeof(*hdmi_ai); i++)
648 sum += bytes[i];
649
650 hdmi_ai->checksum = -sum;
651}
652
653static void hdmi_fill_audio_infoframe(struct hda_codec *codec,
654 hda_nid_t pin_nid,
655 u8 *dip, int size)
656{
657 int i;
658
659 hdmi_debug_dip_size(codec, pin_nid);
660 hdmi_clear_dip_buffers(codec, pin_nid); /* be paranoid */
661
662 hdmi_set_dip_index(codec, pin_nid, 0x0, 0x0);
663 for (i = 0; i < size; i++)
664 hdmi_write_dip_byte(codec, pin_nid, dip[i]);
665}
666
667static bool hdmi_infoframe_uptodate(struct hda_codec *codec, hda_nid_t pin_nid,
668 u8 *dip, int size)
669{
670 u8 val;
671 int i;
672
673 if (snd_hda_codec_read(codec, pin_nid, 0, AC_VERB_GET_HDMI_DIP_XMIT, 0)
674 != AC_DIPXMIT_BEST)
675 return false;
676
677 hdmi_set_dip_index(codec, pin_nid, 0x0, 0x0);
678 for (i = 0; i < size; i++) {
679 val = snd_hda_codec_read(codec, pin_nid, 0,
680 AC_VERB_GET_HDMI_DIP_DATA, 0);
681 if (val != dip[i])
682 return false;
683 }
684
685 return true;
686}
687
688static void hdmi_setup_audio_infoframe(struct hda_codec *codec, int pin_idx,
689 struct snd_pcm_substream *substream)
690{
691 struct hdmi_spec *spec = codec->spec;
692 struct hdmi_spec_per_pin *per_pin = &spec->pins[pin_idx];
693 hda_nid_t pin_nid = per_pin->pin_nid;
694 int channels = substream->runtime->channels;
695 struct hdmi_eld *eld;
696 int ca;
697 union audio_infoframe ai;
698
699 eld = &spec->pins[pin_idx].sink_eld;
700 if (!eld->monitor_present)
701 return;
702
703 ca = hdmi_channel_allocation(eld, channels);
704
705 memset(&ai, 0, sizeof(ai));
706 if (eld->conn_type == 0) { /* HDMI */
707 struct hdmi_audio_infoframe *hdmi_ai = &ai.hdmi;
708
709 hdmi_ai->type = 0x84;
710 hdmi_ai->ver = 0x01;
711 hdmi_ai->len = 0x0a;
712 hdmi_ai->CC02_CT47 = channels - 1;
713 hdmi_ai->CA = ca;
714 hdmi_checksum_audio_infoframe(hdmi_ai);
715 } else if (eld->conn_type == 1) { /* DisplayPort */
716 struct dp_audio_infoframe *dp_ai = &ai.dp;
717
718 dp_ai->type = 0x84;
719 dp_ai->len = 0x1b;
720 dp_ai->ver = 0x11 << 2;
721 dp_ai->CC02_CT47 = channels - 1;
722 dp_ai->CA = ca;
723 } else {
724 snd_printd("HDMI: unknown connection type at pin %d\n",
725 pin_nid);
726 return;
727 }
728
729 /*
730 * sizeof(ai) is used instead of sizeof(*hdmi_ai) or
731 * sizeof(*dp_ai) to avoid partial match/update problems when
732 * the user switches between HDMI/DP monitors.
733 */
734 if (!hdmi_infoframe_uptodate(codec, pin_nid, ai.bytes,
735 sizeof(ai))) {
736 snd_printdd("hdmi_setup_audio_infoframe: "
737 "pin=%d channels=%d\n",
738 pin_nid,
739 channels);
740 hdmi_setup_channel_mapping(codec, pin_nid, ca);
741 hdmi_stop_infoframe_trans(codec, pin_nid);
742 hdmi_fill_audio_infoframe(codec, pin_nid,
743 ai.bytes, sizeof(ai));
744 hdmi_start_infoframe_trans(codec, pin_nid);
745 }
746}
747
748
749/*
750 * Unsolicited events
751 */
752
753static void hdmi_present_sense(struct hdmi_spec_per_pin *per_pin, int repoll);
754
755static void hdmi_intrinsic_event(struct hda_codec *codec, unsigned int res)
756{
757 struct hdmi_spec *spec = codec->spec;
758 int tag = res >> AC_UNSOL_RES_TAG_SHIFT;
759 int pin_nid;
760 int pin_idx;
761 struct hda_jack_tbl *jack;
762
763 jack = snd_hda_jack_tbl_get_from_tag(codec, tag);
764 if (!jack)
765 return;
766 pin_nid = jack->nid;
767 jack->jack_dirty = 1;
768
769 _snd_printd(SND_PR_VERBOSE,
770 "HDMI hot plug event: Codec=%d Pin=%d Presence_Detect=%d ELD_Valid=%d\n",
771 codec->addr, pin_nid,
772 !!(res & AC_UNSOL_RES_PD), !!(res & AC_UNSOL_RES_ELDV));
773
774 pin_idx = pin_nid_to_pin_index(spec, pin_nid);
775 if (pin_idx < 0)
776 return;
777
778 hdmi_present_sense(&spec->pins[pin_idx], 1);
779 snd_hda_jack_report_sync(codec);
780}
781
782static void hdmi_non_intrinsic_event(struct hda_codec *codec, unsigned int res)
783{
784 int tag = res >> AC_UNSOL_RES_TAG_SHIFT;
785 int subtag = (res & AC_UNSOL_RES_SUBTAG) >> AC_UNSOL_RES_SUBTAG_SHIFT;
786 int cp_state = !!(res & AC_UNSOL_RES_CP_STATE);
787 int cp_ready = !!(res & AC_UNSOL_RES_CP_READY);
788
789 printk(KERN_INFO
790 "HDMI CP event: CODEC=%d PIN=%d SUBTAG=0x%x CP_STATE=%d CP_READY=%d\n",
791 codec->addr,
792 tag,
793 subtag,
794 cp_state,
795 cp_ready);
796
797 /* TODO */
798 if (cp_state)
799 ;
800 if (cp_ready)
801 ;
802}
803
804
805static void hdmi_unsol_event(struct hda_codec *codec, unsigned int res)
806{
807 int tag = res >> AC_UNSOL_RES_TAG_SHIFT;
808 int subtag = (res & AC_UNSOL_RES_SUBTAG) >> AC_UNSOL_RES_SUBTAG_SHIFT;
809
810 if (!snd_hda_jack_tbl_get_from_tag(codec, tag)) {
811 snd_printd(KERN_INFO "Unexpected HDMI event tag 0x%x\n", tag);
812 return;
813 }
814
815 if (subtag == 0)
816 hdmi_intrinsic_event(codec, res);
817 else
818 hdmi_non_intrinsic_event(codec, res);
819}
820
821/*
822 * Callbacks
823 */
824
825/* HBR should be Non-PCM, 8 channels */
826#define is_hbr_format(format) \
827 ((format & AC_FMT_TYPE_NON_PCM) && (format & AC_FMT_CHAN_MASK) == 7)
828
829static int hdmi_setup_stream(struct hda_codec *codec, hda_nid_t cvt_nid,
830 hda_nid_t pin_nid, u32 stream_tag, int format)
831{
832 int pinctl;
833 int new_pinctl = 0;
834
835 if (snd_hda_query_pin_caps(codec, pin_nid) & AC_PINCAP_HBR) {
836 pinctl = snd_hda_codec_read(codec, pin_nid, 0,
837 AC_VERB_GET_PIN_WIDGET_CONTROL, 0);
838
839 new_pinctl = pinctl & ~AC_PINCTL_EPT;
840 if (is_hbr_format(format))
841 new_pinctl |= AC_PINCTL_EPT_HBR;
842 else
843 new_pinctl |= AC_PINCTL_EPT_NATIVE;
844
845 snd_printdd("hdmi_setup_stream: "
846 "NID=0x%x, %spinctl=0x%x\n",
847 pin_nid,
848 pinctl == new_pinctl ? "" : "new-",
849 new_pinctl);
850
851 if (pinctl != new_pinctl)
852 snd_hda_codec_write(codec, pin_nid, 0,
853 AC_VERB_SET_PIN_WIDGET_CONTROL,
854 new_pinctl);
855
856 }
857 if (is_hbr_format(format) && !new_pinctl) {
858 snd_printdd("hdmi_setup_stream: HBR is not supported\n");
859 return -EINVAL;
860 }
861
862 snd_hda_codec_setup_stream(codec, cvt_nid, stream_tag, 0, format);
863 return 0;
864}
865
866/*
867 * HDA PCM callbacks
868 */
869static int hdmi_pcm_open(struct hda_pcm_stream *hinfo,
870 struct hda_codec *codec,
871 struct snd_pcm_substream *substream)
872{
873 struct hdmi_spec *spec = codec->spec;
874 struct snd_pcm_runtime *runtime = substream->runtime;
875 int pin_idx, cvt_idx, mux_idx = 0;
876 struct hdmi_spec_per_pin *per_pin;
877 struct hdmi_eld *eld;
878 struct hdmi_spec_per_cvt *per_cvt = NULL;
879
880 /* Validate hinfo */
881 pin_idx = hinfo_to_pin_index(spec, hinfo);
882 if (snd_BUG_ON(pin_idx < 0))
883 return -EINVAL;
884 per_pin = &spec->pins[pin_idx];
885 eld = &per_pin->sink_eld;
886
887 /* Dynamically assign converter to stream */
888 for (cvt_idx = 0; cvt_idx < spec->num_cvts; cvt_idx++) {
889 per_cvt = &spec->cvts[cvt_idx];
890
891 /* Must not already be assigned */
892 if (per_cvt->assigned)
893 continue;
894 /* Must be in pin's mux's list of converters */
895 for (mux_idx = 0; mux_idx < per_pin->num_mux_nids; mux_idx++)
896 if (per_pin->mux_nids[mux_idx] == per_cvt->cvt_nid)
897 break;
898 /* Not in mux list */
899 if (mux_idx == per_pin->num_mux_nids)
900 continue;
901 break;
902 }
903 /* No free converters */
904 if (cvt_idx == spec->num_cvts)
905 return -ENODEV;
906
907 /* Claim converter */
908 per_cvt->assigned = 1;
909 hinfo->nid = per_cvt->cvt_nid;
910
911 snd_hda_codec_write(codec, per_pin->pin_nid, 0,
912 AC_VERB_SET_CONNECT_SEL,
913 mux_idx);
914 snd_hda_spdif_ctls_assign(codec, pin_idx, per_cvt->cvt_nid);
915
916 /* Initially set the converter's capabilities */
917 hinfo->channels_min = per_cvt->channels_min;
918 hinfo->channels_max = per_cvt->channels_max;
919 hinfo->rates = per_cvt->rates;
920 hinfo->formats = per_cvt->formats;
921 hinfo->maxbps = per_cvt->maxbps;
922
923 /* Restrict capabilities by ELD if this isn't disabled */
924 if (!static_hdmi_pcm && eld->eld_valid) {
925 snd_hdmi_eld_update_pcm_info(eld, hinfo);
926 if (hinfo->channels_min > hinfo->channels_max ||
927 !hinfo->rates || !hinfo->formats)
928 return -ENODEV;
929 }
930
931 /* Store the updated parameters */
932 runtime->hw.channels_min = hinfo->channels_min;
933 runtime->hw.channels_max = hinfo->channels_max;
934 runtime->hw.formats = hinfo->formats;
935 runtime->hw.rates = hinfo->rates;
936
937 snd_pcm_hw_constraint_step(substream->runtime, 0,
938 SNDRV_PCM_HW_PARAM_CHANNELS, 2);
939 return 0;
940}
941
942/*
943 * HDA/HDMI auto parsing
944 */
945static int hdmi_read_pin_conn(struct hda_codec *codec, int pin_idx)
946{
947 struct hdmi_spec *spec = codec->spec;
948 struct hdmi_spec_per_pin *per_pin = &spec->pins[pin_idx];
949 hda_nid_t pin_nid = per_pin->pin_nid;
950
951 if (!(get_wcaps(codec, pin_nid) & AC_WCAP_CONN_LIST)) {
952 snd_printk(KERN_WARNING
953 "HDMI: pin %d wcaps %#x "
954 "does not support connection list\n",
955 pin_nid, get_wcaps(codec, pin_nid));
956 return -EINVAL;
957 }
958
959 per_pin->num_mux_nids = snd_hda_get_connections(codec, pin_nid,
960 per_pin->mux_nids,
961 HDA_MAX_CONNECTIONS);
962
963 return 0;
964}
965
966static void hdmi_present_sense(struct hdmi_spec_per_pin *per_pin, int repoll)
967{
968 struct hda_codec *codec = per_pin->codec;
969 struct hdmi_eld *eld = &per_pin->sink_eld;
970 hda_nid_t pin_nid = per_pin->pin_nid;
971 /*
972 * Always execute a GetPinSense verb here, even when called from
973 * hdmi_intrinsic_event; for some NVIDIA HW, the unsolicited
974 * response's PD bit is not the real PD value, but indicates that
975 * the real PD value changed. An older version of the HD-audio
976 * specification worked this way. Hence, we just ignore the data in
977 * the unsolicited response to avoid custom WARs.
978 */
979 int present = snd_hda_pin_sense(codec, pin_nid);
980 bool eld_valid = false;
981
982 memset(eld, 0, offsetof(struct hdmi_eld, eld_buffer));
983
984 eld->monitor_present = !!(present & AC_PINSENSE_PRESENCE);
985 if (eld->monitor_present)
986 eld_valid = !!(present & AC_PINSENSE_ELDV);
987
988 _snd_printd(SND_PR_VERBOSE,
989 "HDMI status: Codec=%d Pin=%d Presence_Detect=%d ELD_Valid=%d\n",
990 codec->addr, pin_nid, eld->monitor_present, eld_valid);
991
992 if (eld_valid) {
993 if (!snd_hdmi_get_eld(eld, codec, pin_nid))
994 snd_hdmi_show_eld(eld);
995 else if (repoll) {
996 queue_delayed_work(codec->bus->workq,
997 &per_pin->work,
998 msecs_to_jiffies(300));
999 }
1000 }
1001}
1002
1003static void hdmi_repoll_eld(struct work_struct *work)
1004{
1005 struct hdmi_spec_per_pin *per_pin =
1006 container_of(to_delayed_work(work), struct hdmi_spec_per_pin, work);
1007
1008 if (per_pin->repoll_count++ > 6)
1009 per_pin->repoll_count = 0;
1010
1011 hdmi_present_sense(per_pin, per_pin->repoll_count);
1012}
1013
1014static int hdmi_add_pin(struct hda_codec *codec, hda_nid_t pin_nid)
1015{
1016 struct hdmi_spec *spec = codec->spec;
1017 unsigned int caps, config;
1018 int pin_idx;
1019 struct hdmi_spec_per_pin *per_pin;
1020 int err;
1021
1022 caps = snd_hda_param_read(codec, pin_nid, AC_PAR_PIN_CAP);
1023 if (!(caps & (AC_PINCAP_HDMI | AC_PINCAP_DP)))
1024 return 0;
1025
1026 config = snd_hda_codec_read(codec, pin_nid, 0,
1027 AC_VERB_GET_CONFIG_DEFAULT, 0);
1028 if (get_defcfg_connect(config) == AC_JACK_PORT_NONE)
1029 return 0;
1030
1031 if (snd_BUG_ON(spec->num_pins >= MAX_HDMI_PINS))
1032 return -E2BIG;
1033
1034 pin_idx = spec->num_pins;
1035 per_pin = &spec->pins[pin_idx];
1036
1037 per_pin->pin_nid = pin_nid;
1038
1039 err = hdmi_read_pin_conn(codec, pin_idx);
1040 if (err < 0)
1041 return err;
1042
1043 spec->num_pins++;
1044
1045 return 0;
1046}
1047
1048static int hdmi_add_cvt(struct hda_codec *codec, hda_nid_t cvt_nid)
1049{
1050 struct hdmi_spec *spec = codec->spec;
1051 int cvt_idx;
1052 struct hdmi_spec_per_cvt *per_cvt;
1053 unsigned int chans;
1054 int err;
1055
1056 if (snd_BUG_ON(spec->num_cvts >= MAX_HDMI_CVTS))
1057 return -E2BIG;
1058
1059 chans = get_wcaps(codec, cvt_nid);
1060 chans = get_wcaps_channels(chans);
1061
1062 cvt_idx = spec->num_cvts;
1063 per_cvt = &spec->cvts[cvt_idx];
1064
1065 per_cvt->cvt_nid = cvt_nid;
1066 per_cvt->channels_min = 2;
1067 if (chans <= 16)
1068 per_cvt->channels_max = chans;
1069
1070 err = snd_hda_query_supported_pcm(codec, cvt_nid,
1071 &per_cvt->rates,
1072 &per_cvt->formats,
1073 &per_cvt->maxbps);
1074 if (err < 0)
1075 return err;
1076
1077 spec->num_cvts++;
1078
1079 return 0;
1080}
1081
1082static int hdmi_parse_codec(struct hda_codec *codec)
1083{
1084 hda_nid_t nid;
1085 int i, nodes;
1086
1087 nodes = snd_hda_get_sub_nodes(codec, codec->afg, &nid);
1088 if (!nid || nodes < 0) {
1089 snd_printk(KERN_WARNING "HDMI: failed to get afg sub nodes\n");
1090 return -EINVAL;
1091 }
1092
1093 for (i = 0; i < nodes; i++, nid++) {
1094 unsigned int caps;
1095 unsigned int type;
1096
1097 caps = snd_hda_param_read(codec, nid, AC_PAR_AUDIO_WIDGET_CAP);
1098 type = get_wcaps_type(caps);
1099
1100 if (!(caps & AC_WCAP_DIGITAL))
1101 continue;
1102
1103 switch (type) {
1104 case AC_WID_AUD_OUT:
1105 hdmi_add_cvt(codec, nid);
1106 break;
1107 case AC_WID_PIN:
1108 hdmi_add_pin(codec, nid);
1109 break;
1110 }
1111 }
1112
1113 /*
1114 * G45/IbexPeak don't support EPSS: the unsolicited pin hot plug event
1115 * can be lost and presence sense verb will become inaccurate if the
1116 * HDA link is powered off at hot plug or hw initialization time.
1117 */
1118#ifdef CONFIG_SND_HDA_POWER_SAVE
1119 if (!(snd_hda_param_read(codec, codec->afg, AC_PAR_POWER_STATE) &
1120 AC_PWRST_EPSS))
1121 codec->bus->power_keep_link_on = 1;
1122#endif
1123
1124 return 0;
1125}
1126
1127/*
1128 */
1129static char *get_hdmi_pcm_name(int idx)
1130{
1131 static char names[MAX_HDMI_PINS][8];
1132 sprintf(&names[idx][0], "HDMI %d", idx);
1133 return &names[idx][0];
1134}
1135
1136/*
1137 * HDMI callbacks
1138 */
1139
1140static int generic_hdmi_playback_pcm_prepare(struct hda_pcm_stream *hinfo,
1141 struct hda_codec *codec,
1142 unsigned int stream_tag,
1143 unsigned int format,
1144 struct snd_pcm_substream *substream)
1145{
1146 hda_nid_t cvt_nid = hinfo->nid;
1147 struct hdmi_spec *spec = codec->spec;
1148 int pin_idx = hinfo_to_pin_index(spec, hinfo);
1149 hda_nid_t pin_nid = spec->pins[pin_idx].pin_nid;
1150 int pinctl;
1151
1152 hdmi_set_channel_count(codec, cvt_nid, substream->runtime->channels);
1153
1154 hdmi_setup_audio_infoframe(codec, pin_idx, substream);
1155
1156 pinctl = snd_hda_codec_read(codec, pin_nid, 0,
1157 AC_VERB_GET_PIN_WIDGET_CONTROL, 0);
1158 snd_hda_codec_write(codec, pin_nid, 0,
1159 AC_VERB_SET_PIN_WIDGET_CONTROL, pinctl | PIN_OUT);
1160
1161 return hdmi_setup_stream(codec, cvt_nid, pin_nid, stream_tag, format);
1162}
1163
1164static int generic_hdmi_playback_pcm_cleanup(struct hda_pcm_stream *hinfo,
1165 struct hda_codec *codec,
1166 struct snd_pcm_substream *substream)
1167{
1168 struct hdmi_spec *spec = codec->spec;
1169 int cvt_idx, pin_idx;
1170 struct hdmi_spec_per_cvt *per_cvt;
1171 struct hdmi_spec_per_pin *per_pin;
1172 int pinctl;
1173
1174 snd_hda_codec_cleanup_stream(codec, hinfo->nid);
1175
1176 if (hinfo->nid) {
1177 cvt_idx = cvt_nid_to_cvt_index(spec, hinfo->nid);
1178 if (snd_BUG_ON(cvt_idx < 0))
1179 return -EINVAL;
1180 per_cvt = &spec->cvts[cvt_idx];
1181
1182 snd_BUG_ON(!per_cvt->assigned);
1183 per_cvt->assigned = 0;
1184 hinfo->nid = 0;
1185
1186 pin_idx = hinfo_to_pin_index(spec, hinfo);
1187 if (snd_BUG_ON(pin_idx < 0))
1188 return -EINVAL;
1189 per_pin = &spec->pins[pin_idx];
1190
1191 pinctl = snd_hda_codec_read(codec, per_pin->pin_nid, 0,
1192 AC_VERB_GET_PIN_WIDGET_CONTROL, 0);
1193 snd_hda_codec_write(codec, per_pin->pin_nid, 0,
1194 AC_VERB_SET_PIN_WIDGET_CONTROL,
1195 pinctl & ~PIN_OUT);
1196 snd_hda_spdif_ctls_unassign(codec, pin_idx);
1197 }
1198
1199 return 0;
1200}
1201
1202static const struct hda_pcm_ops generic_ops = {
1203 .open = hdmi_pcm_open,
1204 .prepare = generic_hdmi_playback_pcm_prepare,
1205 .cleanup = generic_hdmi_playback_pcm_cleanup,
1206};
1207
1208static int generic_hdmi_build_pcms(struct hda_codec *codec)
1209{
1210 struct hdmi_spec *spec = codec->spec;
1211 int pin_idx;
1212
1213 for (pin_idx = 0; pin_idx < spec->num_pins; pin_idx++) {
1214 struct hda_pcm *info;
1215 struct hda_pcm_stream *pstr;
1216
1217 info = &spec->pcm_rec[pin_idx];
1218 info->name = get_hdmi_pcm_name(pin_idx);
1219 info->pcm_type = HDA_PCM_TYPE_HDMI;
1220
1221 pstr = &info->stream[SNDRV_PCM_STREAM_PLAYBACK];
1222 pstr->substreams = 1;
1223 pstr->ops = generic_ops;
1224 /* other pstr fields are set in open */
1225 }
1226
1227 codec->num_pcms = spec->num_pins;
1228 codec->pcm_info = spec->pcm_rec;
1229
1230 return 0;
1231}
1232
1233static int generic_hdmi_build_jack(struct hda_codec *codec, int pin_idx)
1234{
1235 char hdmi_str[32] = "HDMI/DP";
1236 struct hdmi_spec *spec = codec->spec;
1237 struct hdmi_spec_per_pin *per_pin = &spec->pins[pin_idx];
1238 int pcmdev = spec->pcm_rec[pin_idx].device;
1239
1240 if (pcmdev > 0)
1241 sprintf(hdmi_str + strlen(hdmi_str), ",pcm=%d", pcmdev);
1242
1243 return snd_hda_jack_add_kctl(codec, per_pin->pin_nid, hdmi_str, 0);
1244}
1245
1246static int generic_hdmi_build_controls(struct hda_codec *codec)
1247{
1248 struct hdmi_spec *spec = codec->spec;
1249 int err;
1250 int pin_idx;
1251
1252 for (pin_idx = 0; pin_idx < spec->num_pins; pin_idx++) {
1253 struct hdmi_spec_per_pin *per_pin = &spec->pins[pin_idx];
1254
1255 err = generic_hdmi_build_jack(codec, pin_idx);
1256 if (err < 0)
1257 return err;
1258
1259 err = snd_hda_create_spdif_out_ctls(codec,
1260 per_pin->pin_nid,
1261 per_pin->mux_nids[0]);
1262 if (err < 0)
1263 return err;
1264 snd_hda_spdif_ctls_unassign(codec, pin_idx);
1265
1266 /* add control for ELD Bytes */
1267 err = hdmi_create_eld_ctl(codec,
1268 pin_idx,
1269 spec->pcm_rec[pin_idx].device);
1270
1271 if (err < 0)
1272 return err;
1273
1274 hdmi_present_sense(per_pin, 0);
1275 }
1276
1277 return 0;
1278}
1279
1280static int generic_hdmi_init(struct hda_codec *codec)
1281{
1282 struct hdmi_spec *spec = codec->spec;
1283 int pin_idx;
1284
1285 for (pin_idx = 0; pin_idx < spec->num_pins; pin_idx++) {
1286 struct hdmi_spec_per_pin *per_pin = &spec->pins[pin_idx];
1287 hda_nid_t pin_nid = per_pin->pin_nid;
1288 struct hdmi_eld *eld = &per_pin->sink_eld;
1289
1290 hdmi_init_pin(codec, pin_nid);
1291 snd_hda_jack_detect_enable(codec, pin_nid, pin_nid);
1292
1293 per_pin->codec = codec;
1294 INIT_DELAYED_WORK(&per_pin->work, hdmi_repoll_eld);
1295 snd_hda_eld_proc_new(codec, eld, pin_idx);
1296 }
1297 snd_hda_jack_report_sync(codec);
1298 return 0;
1299}
1300
1301static void generic_hdmi_free(struct hda_codec *codec)
1302{
1303 struct hdmi_spec *spec = codec->spec;
1304 int pin_idx;
1305
1306 for (pin_idx = 0; pin_idx < spec->num_pins; pin_idx++) {
1307 struct hdmi_spec_per_pin *per_pin = &spec->pins[pin_idx];
1308 struct hdmi_eld *eld = &per_pin->sink_eld;
1309
1310 cancel_delayed_work(&per_pin->work);
1311 snd_hda_eld_proc_free(codec, eld);
1312 }
1313
1314 flush_workqueue(codec->bus->workq);
1315 kfree(spec);
1316}
1317
1318static const struct hda_codec_ops generic_hdmi_patch_ops = {
1319 .init = generic_hdmi_init,
1320 .free = generic_hdmi_free,
1321 .build_pcms = generic_hdmi_build_pcms,
1322 .build_controls = generic_hdmi_build_controls,
1323 .unsol_event = hdmi_unsol_event,
1324};
1325
1326static int patch_generic_hdmi(struct hda_codec *codec)
1327{
1328 struct hdmi_spec *spec;
1329
1330 spec = kzalloc(sizeof(*spec), GFP_KERNEL);
1331 if (spec == NULL)
1332 return -ENOMEM;
1333
1334 codec->spec = spec;
1335 if (hdmi_parse_codec(codec) < 0) {
1336 codec->spec = NULL;
1337 kfree(spec);
1338 return -EINVAL;
1339 }
1340 codec->patch_ops = generic_hdmi_patch_ops;
1341
1342 init_channel_allocations();
1343
1344 return 0;
1345}
1346
1347/*
1348 * Shared non-generic implementations
1349 */
1350
1351static int simple_playback_build_pcms(struct hda_codec *codec)
1352{
1353 struct hdmi_spec *spec = codec->spec;
1354 struct hda_pcm *info = spec->pcm_rec;
1355 int i;
1356
1357 codec->num_pcms = spec->num_cvts;
1358 codec->pcm_info = info;
1359
1360 for (i = 0; i < codec->num_pcms; i++, info++) {
1361 unsigned int chans;
1362 struct hda_pcm_stream *pstr;
1363
1364 chans = get_wcaps(codec, spec->cvts[i].cvt_nid);
1365 chans = get_wcaps_channels(chans);
1366
1367 info->name = get_hdmi_pcm_name(i);
1368 info->pcm_type = HDA_PCM_TYPE_HDMI;
1369 pstr = &info->stream[SNDRV_PCM_STREAM_PLAYBACK];
1370 snd_BUG_ON(!spec->pcm_playback);
1371 *pstr = *spec->pcm_playback;
1372 pstr->nid = spec->cvts[i].cvt_nid;
1373 if (pstr->channels_max <= 2 && chans && chans <= 16)
1374 pstr->channels_max = chans;
1375 }
1376
1377 return 0;
1378}
1379
1380static int simple_playback_build_controls(struct hda_codec *codec)
1381{
1382 struct hdmi_spec *spec = codec->spec;
1383 int err;
1384 int i;
1385
1386 for (i = 0; i < codec->num_pcms; i++) {
1387 err = snd_hda_create_spdif_out_ctls(codec,
1388 spec->cvts[i].cvt_nid,
1389 spec->cvts[i].cvt_nid);
1390 if (err < 0)
1391 return err;
1392 }
1393
1394 return 0;
1395}
1396
1397static void simple_playback_free(struct hda_codec *codec)
1398{
1399 struct hdmi_spec *spec = codec->spec;
1400
1401 kfree(spec);
1402}
1403
1404/*
1405 * Nvidia specific implementations
1406 */
1407
1408#define Nv_VERB_SET_Channel_Allocation 0xF79
1409#define Nv_VERB_SET_Info_Frame_Checksum 0xF7A
1410#define Nv_VERB_SET_Audio_Protection_On 0xF98
1411#define Nv_VERB_SET_Audio_Protection_Off 0xF99
1412
1413#define nvhdmi_master_con_nid_7x 0x04
1414#define nvhdmi_master_pin_nid_7x 0x05
1415
1416static const hda_nid_t nvhdmi_con_nids_7x[4] = {
1417 /*front, rear, clfe, rear_surr */
1418 0x6, 0x8, 0xa, 0xc,
1419};
1420
1421static const struct hda_verb nvhdmi_basic_init_7x[] = {
1422 /* set audio protect on */
1423 { 0x1, Nv_VERB_SET_Audio_Protection_On, 0x1},
1424 /* enable digital output on pin widget */
1425 { 0x5, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT | 0x5 },
1426 { 0x7, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT | 0x5 },
1427 { 0x9, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT | 0x5 },
1428 { 0xb, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT | 0x5 },
1429 { 0xd, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT | 0x5 },
1430 {} /* terminator */
1431};
1432
1433#ifdef LIMITED_RATE_FMT_SUPPORT
1434/* support only the safe format and rate */
1435#define SUPPORTED_RATES SNDRV_PCM_RATE_48000
1436#define SUPPORTED_MAXBPS 16
1437#define SUPPORTED_FORMATS SNDRV_PCM_FMTBIT_S16_LE
1438#else
1439/* support all rates and formats */
1440#define SUPPORTED_RATES \
1441 (SNDRV_PCM_RATE_32000 | SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_48000 |\
1442 SNDRV_PCM_RATE_88200 | SNDRV_PCM_RATE_96000 | SNDRV_PCM_RATE_176400 |\
1443 SNDRV_PCM_RATE_192000)
1444#define SUPPORTED_MAXBPS 24
1445#define SUPPORTED_FORMATS \
1446 (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S32_LE)
1447#endif
1448
1449static int nvhdmi_7x_init(struct hda_codec *codec)
1450{
1451 snd_hda_sequence_write(codec, nvhdmi_basic_init_7x);
1452 return 0;
1453}
1454
1455static unsigned int channels_2_6_8[] = {
1456 2, 6, 8
1457};
1458
1459static unsigned int channels_2_8[] = {
1460 2, 8
1461};
1462
1463static struct snd_pcm_hw_constraint_list hw_constraints_2_6_8_channels = {
1464 .count = ARRAY_SIZE(channels_2_6_8),
1465 .list = channels_2_6_8,
1466 .mask = 0,
1467};
1468
1469static struct snd_pcm_hw_constraint_list hw_constraints_2_8_channels = {
1470 .count = ARRAY_SIZE(channels_2_8),
1471 .list = channels_2_8,
1472 .mask = 0,
1473};
1474
1475static int simple_playback_pcm_open(struct hda_pcm_stream *hinfo,
1476 struct hda_codec *codec,
1477 struct snd_pcm_substream *substream)
1478{
1479 struct hdmi_spec *spec = codec->spec;
1480 struct snd_pcm_hw_constraint_list *hw_constraints_channels = NULL;
1481
1482 switch (codec->preset->id) {
1483 case 0x10de0002:
1484 case 0x10de0003:
1485 case 0x10de0005:
1486 case 0x10de0006:
1487 hw_constraints_channels = &hw_constraints_2_8_channels;
1488 break;
1489 case 0x10de0007:
1490 hw_constraints_channels = &hw_constraints_2_6_8_channels;
1491 break;
1492 default:
1493 break;
1494 }
1495
1496 if (hw_constraints_channels != NULL) {
1497 snd_pcm_hw_constraint_list(substream->runtime, 0,
1498 SNDRV_PCM_HW_PARAM_CHANNELS,
1499 hw_constraints_channels);
1500 } else {
1501 snd_pcm_hw_constraint_step(substream->runtime, 0,
1502 SNDRV_PCM_HW_PARAM_CHANNELS, 2);
1503 }
1504
1505 return snd_hda_multi_out_dig_open(codec, &spec->multiout);
1506}
1507
1508static int simple_playback_pcm_close(struct hda_pcm_stream *hinfo,
1509 struct hda_codec *codec,
1510 struct snd_pcm_substream *substream)
1511{
1512 struct hdmi_spec *spec = codec->spec;
1513 return snd_hda_multi_out_dig_close(codec, &spec->multiout);
1514}
1515
1516static int simple_playback_pcm_prepare(struct hda_pcm_stream *hinfo,
1517 struct hda_codec *codec,
1518 unsigned int stream_tag,
1519 unsigned int format,
1520 struct snd_pcm_substream *substream)
1521{
1522 struct hdmi_spec *spec = codec->spec;
1523 return snd_hda_multi_out_dig_prepare(codec, &spec->multiout,
1524 stream_tag, format, substream);
1525}
1526
1527static void nvhdmi_8ch_7x_set_info_frame_parameters(struct hda_codec *codec,
1528 int channels)
1529{
1530 unsigned int chanmask;
1531 int chan = channels ? (channels - 1) : 1;
1532
1533 switch (channels) {
1534 default:
1535 case 0:
1536 case 2:
1537 chanmask = 0x00;
1538 break;
1539 case 4:
1540 chanmask = 0x08;
1541 break;
1542 case 6:
1543 chanmask = 0x0b;
1544 break;
1545 case 8:
1546 chanmask = 0x13;
1547 break;
1548 }
1549
1550 /* Set the audio infoframe channel allocation and checksum fields. The
1551 * channel count is computed implicitly by the hardware. */
1552 snd_hda_codec_write(codec, 0x1, 0,
1553 Nv_VERB_SET_Channel_Allocation, chanmask);
1554
1555 snd_hda_codec_write(codec, 0x1, 0,
1556 Nv_VERB_SET_Info_Frame_Checksum,
1557 (0x71 - chan - chanmask));
1558}
1559
1560static int nvhdmi_8ch_7x_pcm_close(struct hda_pcm_stream *hinfo,
1561 struct hda_codec *codec,
1562 struct snd_pcm_substream *substream)
1563{
1564 struct hdmi_spec *spec = codec->spec;
1565 int i;
1566
1567 snd_hda_codec_write(codec, nvhdmi_master_con_nid_7x,
1568 0, AC_VERB_SET_CHANNEL_STREAMID, 0);
1569 for (i = 0; i < 4; i++) {
1570 /* set the stream id */
1571 snd_hda_codec_write(codec, nvhdmi_con_nids_7x[i], 0,
1572 AC_VERB_SET_CHANNEL_STREAMID, 0);
1573 /* set the stream format */
1574 snd_hda_codec_write(codec, nvhdmi_con_nids_7x[i], 0,
1575 AC_VERB_SET_STREAM_FORMAT, 0);
1576 }
1577
1578 /* The audio hardware sends a channel count of 0x7 (8ch) when all the
1579 * streams are disabled. */
1580 nvhdmi_8ch_7x_set_info_frame_parameters(codec, 8);
1581
1582 return snd_hda_multi_out_dig_close(codec, &spec->multiout);
1583}
1584
1585static int nvhdmi_8ch_7x_pcm_prepare(struct hda_pcm_stream *hinfo,
1586 struct hda_codec *codec,
1587 unsigned int stream_tag,
1588 unsigned int format,
1589 struct snd_pcm_substream *substream)
1590{
1591 int chs;
1592 unsigned int dataDCC2, channel_id;
1593 int i;
1594 struct hdmi_spec *spec = codec->spec;
1595 struct hda_spdif_out *spdif;
1596
1597 mutex_lock(&codec->spdif_mutex);
1598 spdif = snd_hda_spdif_out_of_nid(codec, spec->cvts[0].cvt_nid);
1599
1600 chs = substream->runtime->channels;
1601
1602 dataDCC2 = 0x2;
1603
1604 /* turn off SPDIF once; otherwise the IEC958 bits won't be updated */
1605 if (codec->spdif_status_reset && (spdif->ctls & AC_DIG1_ENABLE))
1606 snd_hda_codec_write(codec,
1607 nvhdmi_master_con_nid_7x,
1608 0,
1609 AC_VERB_SET_DIGI_CONVERT_1,
1610 spdif->ctls & ~AC_DIG1_ENABLE & 0xff);
1611
1612 /* set the stream id */
1613 snd_hda_codec_write(codec, nvhdmi_master_con_nid_7x, 0,
1614 AC_VERB_SET_CHANNEL_STREAMID, (stream_tag << 4) | 0x0);
1615
1616 /* set the stream format */
1617 snd_hda_codec_write(codec, nvhdmi_master_con_nid_7x, 0,
1618 AC_VERB_SET_STREAM_FORMAT, format);
1619
1620 /* turn on again (if needed) */
1621 /* enable and set the channel status audio/data flag */
1622 if (codec->spdif_status_reset && (spdif->ctls & AC_DIG1_ENABLE)) {
1623 snd_hda_codec_write(codec,
1624 nvhdmi_master_con_nid_7x,
1625 0,
1626 AC_VERB_SET_DIGI_CONVERT_1,
1627 spdif->ctls & 0xff);
1628 snd_hda_codec_write(codec,
1629 nvhdmi_master_con_nid_7x,
1630 0,
1631 AC_VERB_SET_DIGI_CONVERT_2, dataDCC2);
1632 }
1633
1634 for (i = 0; i < 4; i++) {
1635 if (chs == 2)
1636 channel_id = 0;
1637 else
1638 channel_id = i * 2;
1639
1640 /* turn off SPDIF once;
1641 *otherwise the IEC958 bits won't be updated
1642 */
1643 if (codec->spdif_status_reset &&
1644 (spdif->ctls & AC_DIG1_ENABLE))
1645 snd_hda_codec_write(codec,
1646 nvhdmi_con_nids_7x[i],
1647 0,
1648 AC_VERB_SET_DIGI_CONVERT_1,
1649 spdif->ctls & ~AC_DIG1_ENABLE & 0xff);
1650 /* set the stream id */
1651 snd_hda_codec_write(codec,
1652 nvhdmi_con_nids_7x[i],
1653 0,
1654 AC_VERB_SET_CHANNEL_STREAMID,
1655 (stream_tag << 4) | channel_id);
1656 /* set the stream format */
1657 snd_hda_codec_write(codec,
1658 nvhdmi_con_nids_7x[i],
1659 0,
1660 AC_VERB_SET_STREAM_FORMAT,
1661 format);
1662 /* turn on again (if needed) */
1663 /* enable and set the channel status audio/data flag */
1664 if (codec->spdif_status_reset &&
1665 (spdif->ctls & AC_DIG1_ENABLE)) {
1666 snd_hda_codec_write(codec,
1667 nvhdmi_con_nids_7x[i],
1668 0,
1669 AC_VERB_SET_DIGI_CONVERT_1,
1670 spdif->ctls & 0xff);
1671 snd_hda_codec_write(codec,
1672 nvhdmi_con_nids_7x[i],
1673 0,
1674 AC_VERB_SET_DIGI_CONVERT_2, dataDCC2);
1675 }
1676 }
1677
1678 nvhdmi_8ch_7x_set_info_frame_parameters(codec, chs);
1679
1680 mutex_unlock(&codec->spdif_mutex);
1681 return 0;
1682}
1683
1684static const struct hda_pcm_stream nvhdmi_pcm_playback_8ch_7x = {
1685 .substreams = 1,
1686 .channels_min = 2,
1687 .channels_max = 8,
1688 .nid = nvhdmi_master_con_nid_7x,
1689 .rates = SUPPORTED_RATES,
1690 .maxbps = SUPPORTED_MAXBPS,
1691 .formats = SUPPORTED_FORMATS,
1692 .ops = {
1693 .open = simple_playback_pcm_open,
1694 .close = nvhdmi_8ch_7x_pcm_close,
1695 .prepare = nvhdmi_8ch_7x_pcm_prepare
1696 },
1697};
1698
1699static const struct hda_pcm_stream nvhdmi_pcm_playback_2ch = {
1700 .substreams = 1,
1701 .channels_min = 2,
1702 .channels_max = 2,
1703 .nid = nvhdmi_master_con_nid_7x,
1704 .rates = SUPPORTED_RATES,
1705 .maxbps = SUPPORTED_MAXBPS,
1706 .formats = SUPPORTED_FORMATS,
1707 .ops = {
1708 .open = simple_playback_pcm_open,
1709 .close = simple_playback_pcm_close,
1710 .prepare = simple_playback_pcm_prepare
1711 },
1712};
1713
1714static const struct hda_codec_ops nvhdmi_patch_ops_8ch_7x = {
1715 .build_controls = simple_playback_build_controls,
1716 .build_pcms = simple_playback_build_pcms,
1717 .init = nvhdmi_7x_init,
1718 .free = simple_playback_free,
1719};
1720
1721static const struct hda_codec_ops nvhdmi_patch_ops_2ch = {
1722 .build_controls = simple_playback_build_controls,
1723 .build_pcms = simple_playback_build_pcms,
1724 .init = nvhdmi_7x_init,
1725 .free = simple_playback_free,
1726};
1727
1728static int patch_nvhdmi_2ch(struct hda_codec *codec)
1729{
1730 struct hdmi_spec *spec;
1731
1732 spec = kzalloc(sizeof(*spec), GFP_KERNEL);
1733 if (spec == NULL)
1734 return -ENOMEM;
1735
1736 codec->spec = spec;
1737
1738 spec->multiout.num_dacs = 0; /* no analog */
1739 spec->multiout.max_channels = 2;
1740 spec->multiout.dig_out_nid = nvhdmi_master_con_nid_7x;
1741 spec->num_cvts = 1;
1742 spec->cvts[0].cvt_nid = nvhdmi_master_con_nid_7x;
1743 spec->pcm_playback = &nvhdmi_pcm_playback_2ch;
1744
1745 codec->patch_ops = nvhdmi_patch_ops_2ch;
1746
1747 return 0;
1748}
1749
1750static int patch_nvhdmi_8ch_7x(struct hda_codec *codec)
1751{
1752 struct hdmi_spec *spec;
1753 int err = patch_nvhdmi_2ch(codec);
1754
1755 if (err < 0)
1756 return err;
1757 spec = codec->spec;
1758 spec->multiout.max_channels = 8;
1759 spec->pcm_playback = &nvhdmi_pcm_playback_8ch_7x;
1760 codec->patch_ops = nvhdmi_patch_ops_8ch_7x;
1761
1762 /* Initialize the audio infoframe channel mask and checksum to something
1763 * valid */
1764 nvhdmi_8ch_7x_set_info_frame_parameters(codec, 8);
1765
1766 return 0;
1767}
1768
1769/*
1770 * ATI-specific implementations
1771 *
1772 * FIXME: we may omit the whole this and use the generic code once after
1773 * it's confirmed to work.
1774 */
1775
1776#define ATIHDMI_CVT_NID 0x02 /* audio converter */
1777#define ATIHDMI_PIN_NID 0x03 /* HDMI output pin */
1778
1779static int atihdmi_playback_pcm_prepare(struct hda_pcm_stream *hinfo,
1780 struct hda_codec *codec,
1781 unsigned int stream_tag,
1782 unsigned int format,
1783 struct snd_pcm_substream *substream)
1784{
1785 struct hdmi_spec *spec = codec->spec;
1786 int chans = substream->runtime->channels;
1787 int i, err;
1788
1789 err = simple_playback_pcm_prepare(hinfo, codec, stream_tag, format,
1790 substream);
1791 if (err < 0)
1792 return err;
1793 snd_hda_codec_write(codec, spec->cvts[0].cvt_nid, 0,
1794 AC_VERB_SET_CVT_CHAN_COUNT, chans - 1);
1795 /* FIXME: XXX */
1796 for (i = 0; i < chans; i++) {
1797 snd_hda_codec_write(codec, spec->cvts[0].cvt_nid, 0,
1798 AC_VERB_SET_HDMI_CHAN_SLOT,
1799 (i << 4) | i);
1800 }
1801 return 0;
1802}
1803
1804static const struct hda_pcm_stream atihdmi_pcm_digital_playback = {
1805 .substreams = 1,
1806 .channels_min = 2,
1807 .channels_max = 2,
1808 .nid = ATIHDMI_CVT_NID,
1809 .ops = {
1810 .open = simple_playback_pcm_open,
1811 .close = simple_playback_pcm_close,
1812 .prepare = atihdmi_playback_pcm_prepare
1813 },
1814};
1815
1816static const struct hda_verb atihdmi_basic_init[] = {
1817 /* enable digital output on pin widget */
1818 { 0x03, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT },
1819 {} /* terminator */
1820};
1821
1822static int atihdmi_init(struct hda_codec *codec)
1823{
1824 struct hdmi_spec *spec = codec->spec;
1825
1826 snd_hda_sequence_write(codec, atihdmi_basic_init);
1827 /* SI codec requires to unmute the pin */
1828 if (get_wcaps(codec, spec->pins[0].pin_nid) & AC_WCAP_OUT_AMP)
1829 snd_hda_codec_write(codec, spec->pins[0].pin_nid, 0,
1830 AC_VERB_SET_AMP_GAIN_MUTE,
1831 AMP_OUT_UNMUTE);
1832 return 0;
1833}
1834
1835static const struct hda_codec_ops atihdmi_patch_ops = {
1836 .build_controls = simple_playback_build_controls,
1837 .build_pcms = simple_playback_build_pcms,
1838 .init = atihdmi_init,
1839 .free = simple_playback_free,
1840};
1841
1842
1843static int patch_atihdmi(struct hda_codec *codec)
1844{
1845 struct hdmi_spec *spec;
1846
1847 spec = kzalloc(sizeof(*spec), GFP_KERNEL);
1848 if (spec == NULL)
1849 return -ENOMEM;
1850
1851 codec->spec = spec;
1852
1853 spec->multiout.num_dacs = 0; /* no analog */
1854 spec->multiout.max_channels = 2;
1855 spec->multiout.dig_out_nid = ATIHDMI_CVT_NID;
1856 spec->num_cvts = 1;
1857 spec->cvts[0].cvt_nid = ATIHDMI_CVT_NID;
1858 spec->pins[0].pin_nid = ATIHDMI_PIN_NID;
1859 spec->pcm_playback = &atihdmi_pcm_digital_playback;
1860
1861 codec->patch_ops = atihdmi_patch_ops;
1862
1863 return 0;
1864}
1865
1866
1867/*
1868 * patch entries
1869 */
1870static const struct hda_codec_preset snd_hda_preset_hdmi[] = {
1871{ .id = 0x1002793c, .name = "RS600 HDMI", .patch = patch_atihdmi },
1872{ .id = 0x10027919, .name = "RS600 HDMI", .patch = patch_atihdmi },
1873{ .id = 0x1002791a, .name = "RS690/780 HDMI", .patch = patch_atihdmi },
1874{ .id = 0x1002aa01, .name = "R6xx HDMI", .patch = patch_generic_hdmi },
1875{ .id = 0x10951390, .name = "SiI1390 HDMI", .patch = patch_generic_hdmi },
1876{ .id = 0x10951392, .name = "SiI1392 HDMI", .patch = patch_generic_hdmi },
1877{ .id = 0x17e80047, .name = "Chrontel HDMI", .patch = patch_generic_hdmi },
1878{ .id = 0x10de0002, .name = "MCP77/78 HDMI", .patch = patch_nvhdmi_8ch_7x },
1879{ .id = 0x10de0003, .name = "MCP77/78 HDMI", .patch = patch_nvhdmi_8ch_7x },
1880{ .id = 0x10de0005, .name = "MCP77/78 HDMI", .patch = patch_nvhdmi_8ch_7x },
1881{ .id = 0x10de0006, .name = "MCP77/78 HDMI", .patch = patch_nvhdmi_8ch_7x },
1882{ .id = 0x10de0007, .name = "MCP79/7A HDMI", .patch = patch_nvhdmi_8ch_7x },
1883{ .id = 0x10de000a, .name = "GPU 0a HDMI/DP", .patch = patch_generic_hdmi },
1884{ .id = 0x10de000b, .name = "GPU 0b HDMI/DP", .patch = patch_generic_hdmi },
1885{ .id = 0x10de000c, .name = "MCP89 HDMI", .patch = patch_generic_hdmi },
1886{ .id = 0x10de000d, .name = "GPU 0d HDMI/DP", .patch = patch_generic_hdmi },
1887{ .id = 0x10de0010, .name = "GPU 10 HDMI/DP", .patch = patch_generic_hdmi },
1888{ .id = 0x10de0011, .name = "GPU 11 HDMI/DP", .patch = patch_generic_hdmi },
1889{ .id = 0x10de0012, .name = "GPU 12 HDMI/DP", .patch = patch_generic_hdmi },
1890{ .id = 0x10de0013, .name = "GPU 13 HDMI/DP", .patch = patch_generic_hdmi },
1891{ .id = 0x10de0014, .name = "GPU 14 HDMI/DP", .patch = patch_generic_hdmi },
1892{ .id = 0x10de0015, .name = "GPU 15 HDMI/DP", .patch = patch_generic_hdmi },
1893{ .id = 0x10de0016, .name = "GPU 16 HDMI/DP", .patch = patch_generic_hdmi },
1894/* 17 is known to be absent */
1895{ .id = 0x10de0018, .name = "GPU 18 HDMI/DP", .patch = patch_generic_hdmi },
1896{ .id = 0x10de0019, .name = "GPU 19 HDMI/DP", .patch = patch_generic_hdmi },
1897{ .id = 0x10de001a, .name = "GPU 1a HDMI/DP", .patch = patch_generic_hdmi },
1898{ .id = 0x10de001b, .name = "GPU 1b HDMI/DP", .patch = patch_generic_hdmi },
1899{ .id = 0x10de001c, .name = "GPU 1c HDMI/DP", .patch = patch_generic_hdmi },
1900{ .id = 0x10de0040, .name = "GPU 40 HDMI/DP", .patch = patch_generic_hdmi },
1901{ .id = 0x10de0041, .name = "GPU 41 HDMI/DP", .patch = patch_generic_hdmi },
1902{ .id = 0x10de0042, .name = "GPU 42 HDMI/DP", .patch = patch_generic_hdmi },
1903{ .id = 0x10de0043, .name = "GPU 43 HDMI/DP", .patch = patch_generic_hdmi },
1904{ .id = 0x10de0044, .name = "GPU 44 HDMI/DP", .patch = patch_generic_hdmi },
1905{ .id = 0x10de0067, .name = "MCP67 HDMI", .patch = patch_nvhdmi_2ch },
1906{ .id = 0x10de8001, .name = "MCP73 HDMI", .patch = patch_nvhdmi_2ch },
1907{ .id = 0x80860054, .name = "IbexPeak HDMI", .patch = patch_generic_hdmi },
1908{ .id = 0x80862801, .name = "Bearlake HDMI", .patch = patch_generic_hdmi },
1909{ .id = 0x80862802, .name = "Cantiga HDMI", .patch = patch_generic_hdmi },
1910{ .id = 0x80862803, .name = "Eaglelake HDMI", .patch = patch_generic_hdmi },
1911{ .id = 0x80862804, .name = "IbexPeak HDMI", .patch = patch_generic_hdmi },
1912{ .id = 0x80862805, .name = "CougarPoint HDMI", .patch = patch_generic_hdmi },
1913{ .id = 0x80862806, .name = "PantherPoint HDMI", .patch = patch_generic_hdmi },
1914{ .id = 0x80862880, .name = "CedarTrail HDMI", .patch = patch_generic_hdmi },
1915{ .id = 0x808629fb, .name = "Crestline HDMI", .patch = patch_generic_hdmi },
1916{} /* terminator */
1917};
1918
1919MODULE_ALIAS("snd-hda-codec-id:1002793c");
1920MODULE_ALIAS("snd-hda-codec-id:10027919");
1921MODULE_ALIAS("snd-hda-codec-id:1002791a");
1922MODULE_ALIAS("snd-hda-codec-id:1002aa01");
1923MODULE_ALIAS("snd-hda-codec-id:10951390");
1924MODULE_ALIAS("snd-hda-codec-id:10951392");
1925MODULE_ALIAS("snd-hda-codec-id:10de0002");
1926MODULE_ALIAS("snd-hda-codec-id:10de0003");
1927MODULE_ALIAS("snd-hda-codec-id:10de0005");
1928MODULE_ALIAS("snd-hda-codec-id:10de0006");
1929MODULE_ALIAS("snd-hda-codec-id:10de0007");
1930MODULE_ALIAS("snd-hda-codec-id:10de000a");
1931MODULE_ALIAS("snd-hda-codec-id:10de000b");
1932MODULE_ALIAS("snd-hda-codec-id:10de000c");
1933MODULE_ALIAS("snd-hda-codec-id:10de000d");
1934MODULE_ALIAS("snd-hda-codec-id:10de0010");
1935MODULE_ALIAS("snd-hda-codec-id:10de0011");
1936MODULE_ALIAS("snd-hda-codec-id:10de0012");
1937MODULE_ALIAS("snd-hda-codec-id:10de0013");
1938MODULE_ALIAS("snd-hda-codec-id:10de0014");
1939MODULE_ALIAS("snd-hda-codec-id:10de0015");
1940MODULE_ALIAS("snd-hda-codec-id:10de0016");
1941MODULE_ALIAS("snd-hda-codec-id:10de0018");
1942MODULE_ALIAS("snd-hda-codec-id:10de0019");
1943MODULE_ALIAS("snd-hda-codec-id:10de001a");
1944MODULE_ALIAS("snd-hda-codec-id:10de001b");
1945MODULE_ALIAS("snd-hda-codec-id:10de001c");
1946MODULE_ALIAS("snd-hda-codec-id:10de0040");
1947MODULE_ALIAS("snd-hda-codec-id:10de0041");
1948MODULE_ALIAS("snd-hda-codec-id:10de0042");
1949MODULE_ALIAS("snd-hda-codec-id:10de0043");
1950MODULE_ALIAS("snd-hda-codec-id:10de0044");
1951MODULE_ALIAS("snd-hda-codec-id:10de0067");
1952MODULE_ALIAS("snd-hda-codec-id:10de8001");
1953MODULE_ALIAS("snd-hda-codec-id:17e80047");
1954MODULE_ALIAS("snd-hda-codec-id:80860054");
1955MODULE_ALIAS("snd-hda-codec-id:80862801");
1956MODULE_ALIAS("snd-hda-codec-id:80862802");
1957MODULE_ALIAS("snd-hda-codec-id:80862803");
1958MODULE_ALIAS("snd-hda-codec-id:80862804");
1959MODULE_ALIAS("snd-hda-codec-id:80862805");
1960MODULE_ALIAS("snd-hda-codec-id:80862806");
1961MODULE_ALIAS("snd-hda-codec-id:80862880");
1962MODULE_ALIAS("snd-hda-codec-id:808629fb");
1963
1964MODULE_LICENSE("GPL");
1965MODULE_DESCRIPTION("HDMI HD-audio codec");
1966MODULE_ALIAS("snd-hda-codec-intelhdmi");
1967MODULE_ALIAS("snd-hda-codec-nvhdmi");
1968MODULE_ALIAS("snd-hda-codec-atihdmi");
1969
1970static struct hda_codec_preset_list intel_list = {
1971 .preset = snd_hda_preset_hdmi,
1972 .owner = THIS_MODULE,
1973};
1974
1975static int __init patch_hdmi_init(void)
1976{
1977 return snd_hda_add_codec_preset(&intel_list);
1978}
1979
1980static void __exit patch_hdmi_exit(void)
1981{
1982 snd_hda_delete_codec_preset(&intel_list);
1983}
1984
1985module_init(patch_hdmi_init)
1986module_exit(patch_hdmi_exit)