3 * patch_hdmi.c - routines for HDMI/DisplayPort codecs
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>
12 * Wu Fengguang <wfg@linux.intel.com>
15 * Wu Fengguang <wfg@linux.intel.com>
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)
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
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.
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"
44 static bool static_hdmi_pcm;
45 module_param(static_hdmi_pcm, bool, 0644);
46 MODULE_PARM_DESC(static_hdmi_pcm, "Don't restrict PCM parameters per ELD info");
48 #define is_haswell(codec) ((codec)->core.vendor_id == 0x80862807)
49 #define is_broadwell(codec) ((codec)->core.vendor_id == 0x80862808)
50 #define is_skylake(codec) ((codec)->core.vendor_id == 0x80862809)
51 #define is_haswell_plus(codec) (is_haswell(codec) || is_broadwell(codec) \
54 #define is_valleyview(codec) ((codec)->core.vendor_id == 0x80862882)
55 #define is_cherryview(codec) ((codec)->core.vendor_id == 0x80862883)
56 #define is_valleyview_plus(codec) (is_valleyview(codec) || is_cherryview(codec))
58 struct hdmi_spec_per_cvt {
61 unsigned int channels_min;
62 unsigned int channels_max;
68 /* max. connections to a widget */
69 #define HDA_MAX_CONNECTIONS 32
71 struct hdmi_spec_per_pin {
74 hda_nid_t mux_nids[HDA_MAX_CONNECTIONS];
78 struct hda_codec *codec;
79 struct hdmi_eld sink_eld;
81 struct delayed_work work;
82 struct snd_kcontrol *eld_ctl;
84 bool setup; /* the stream has been set up by prepare callback */
85 int channels; /* current number of channels */
87 bool chmap_set; /* channel-map override by ALSA API? */
88 unsigned char chmap[8]; /* ALSA API channel-map */
90 struct snd_info_entry *proc_entry;
94 struct cea_channel_speaker_allocation;
96 /* operations used by generic code that can be overridden by patches */
98 int (*pin_get_eld)(struct hda_codec *codec, hda_nid_t pin_nid,
99 unsigned char *buf, int *eld_size);
101 /* get and set channel assigned to each HDMI ASP (audio sample packet) slot */
102 int (*pin_get_slot_channel)(struct hda_codec *codec, hda_nid_t pin_nid,
104 int (*pin_set_slot_channel)(struct hda_codec *codec, hda_nid_t pin_nid,
105 int asp_slot, int channel);
107 void (*pin_setup_infoframe)(struct hda_codec *codec, hda_nid_t pin_nid,
108 int ca, int active_channels, int conn_type);
110 /* enable/disable HBR (HD passthrough) */
111 int (*pin_hbr_setup)(struct hda_codec *codec, hda_nid_t pin_nid, bool hbr);
113 int (*setup_stream)(struct hda_codec *codec, hda_nid_t cvt_nid,
114 hda_nid_t pin_nid, u32 stream_tag, int format);
116 /* Helpers for producing the channel map TLVs. These can be overridden
117 * for devices that have non-standard mapping requirements. */
118 int (*chmap_cea_alloc_validate_get_type)(struct cea_channel_speaker_allocation *cap,
120 void (*cea_alloc_to_tlv_chmap)(struct cea_channel_speaker_allocation *cap,
121 unsigned int *chmap, int channels);
123 /* check that the user-given chmap is supported */
124 int (*chmap_validate)(int ca, int channels, unsigned char *chmap);
129 struct snd_array cvts; /* struct hdmi_spec_per_cvt */
130 hda_nid_t cvt_nids[4]; /* only for haswell fix */
133 struct snd_array pins; /* struct hdmi_spec_per_pin */
134 struct hda_pcm *pcm_rec[16];
135 unsigned int channels_max; /* max over all cvts */
137 struct hdmi_eld temp_eld;
143 * Non-generic VIA/NVIDIA specific
145 struct hda_multi_out multiout;
146 struct hda_pcm_stream pcm_playback;
150 struct hdmi_audio_infoframe {
157 u8 CC02_CT47; /* CC in bits 0:2, CT in 4:7 */
161 u8 LFEPBL01_LSV36_DM_INH7;
164 struct dp_audio_infoframe {
167 u8 ver; /* 0x11 << 2 */
169 u8 CC02_CT47; /* match with HDMI infoframe from this on */
173 u8 LFEPBL01_LSV36_DM_INH7;
176 union audio_infoframe {
177 struct hdmi_audio_infoframe hdmi;
178 struct dp_audio_infoframe dp;
183 * CEA speaker placement:
186 * FLW FL FLC FC FRC FR FRW
193 * The Left/Right Surround channel _notions_ LS/RS in SMPTE 320M corresponds to
194 * CEA RL/RR; The SMPTE channel _assignment_ C/LFE is swapped to CEA LFE/FC.
196 enum cea_speaker_placement {
197 FL = (1 << 0), /* Front Left */
198 FC = (1 << 1), /* Front Center */
199 FR = (1 << 2), /* Front Right */
200 FLC = (1 << 3), /* Front Left Center */
201 FRC = (1 << 4), /* Front Right Center */
202 RL = (1 << 5), /* Rear Left */
203 RC = (1 << 6), /* Rear Center */
204 RR = (1 << 7), /* Rear Right */
205 RLC = (1 << 8), /* Rear Left Center */
206 RRC = (1 << 9), /* Rear Right Center */
207 LFE = (1 << 10), /* Low Frequency Effect */
208 FLW = (1 << 11), /* Front Left Wide */
209 FRW = (1 << 12), /* Front Right Wide */
210 FLH = (1 << 13), /* Front Left High */
211 FCH = (1 << 14), /* Front Center High */
212 FRH = (1 << 15), /* Front Right High */
213 TC = (1 << 16), /* Top Center */
217 * ELD SA bits in the CEA Speaker Allocation data block
219 static int eld_speaker_allocation_bits[] = {
227 /* the following are not defined in ELD yet */
234 struct cea_channel_speaker_allocation {
238 /* derived values, just for convenience */
246 * surround40 surround41 surround50 surround51 surround71
247 * ch0 front left = = = =
248 * ch1 front right = = = =
249 * ch2 rear left = = = =
250 * ch3 rear right = = = =
251 * ch4 LFE center center center
256 * surround71 = {FL, FR, RLC, RRC, FC, LFE, RL, RR}
258 static int hdmi_channel_mapping[0x32][8] = {
260 [0x00] = { 0x00, 0x11, 0xf2, 0xf3, 0xf4, 0xf5, 0xf6, 0xf7 },
262 [0x01] = { 0x00, 0x11, 0x22, 0xf3, 0xf4, 0xf5, 0xf6, 0xf7 },
264 [0x02] = { 0x00, 0x11, 0x23, 0xf2, 0xf4, 0xf5, 0xf6, 0xf7 },
266 [0x08] = { 0x00, 0x11, 0x24, 0x35, 0xf3, 0xf2, 0xf6, 0xf7 },
268 [0x03] = { 0x00, 0x11, 0x23, 0x32, 0x44, 0xf5, 0xf6, 0xf7 },
270 [0x09] = { 0x00, 0x11, 0x24, 0x35, 0x42, 0xf3, 0xf6, 0xf7 },
272 [0x0a] = { 0x00, 0x11, 0x24, 0x35, 0x43, 0xf2, 0xf6, 0xf7 },
274 [0x0b] = { 0x00, 0x11, 0x24, 0x35, 0x43, 0x52, 0xf6, 0xf7 },
276 [0x13] = { 0x00, 0x11, 0x26, 0x37, 0x43, 0x52, 0x64, 0x75 },
280 * This is an ordered list!
282 * The preceding ones have better chances to be selected by
283 * hdmi_channel_allocation().
285 static struct cea_channel_speaker_allocation channel_allocations[] = {
286 /* channel: 7 6 5 4 3 2 1 0 */
287 { .ca_index = 0x00, .speakers = { 0, 0, 0, 0, 0, 0, FR, FL } },
289 { .ca_index = 0x01, .speakers = { 0, 0, 0, 0, 0, LFE, FR, FL } },
291 { .ca_index = 0x02, .speakers = { 0, 0, 0, 0, FC, 0, FR, FL } },
293 { .ca_index = 0x08, .speakers = { 0, 0, RR, RL, 0, 0, FR, FL } },
295 { .ca_index = 0x09, .speakers = { 0, 0, RR, RL, 0, LFE, FR, FL } },
297 { .ca_index = 0x0a, .speakers = { 0, 0, RR, RL, FC, 0, FR, FL } },
299 { .ca_index = 0x0b, .speakers = { 0, 0, RR, RL, FC, LFE, FR, FL } },
301 { .ca_index = 0x0f, .speakers = { 0, RC, RR, RL, FC, LFE, FR, FL } },
303 { .ca_index = 0x13, .speakers = { RRC, RLC, RR, RL, FC, LFE, FR, FL } },
305 { .ca_index = 0x03, .speakers = { 0, 0, 0, 0, FC, LFE, FR, FL } },
306 { .ca_index = 0x04, .speakers = { 0, 0, 0, RC, 0, 0, FR, FL } },
307 { .ca_index = 0x05, .speakers = { 0, 0, 0, RC, 0, LFE, FR, FL } },
308 { .ca_index = 0x06, .speakers = { 0, 0, 0, RC, FC, 0, FR, FL } },
309 { .ca_index = 0x07, .speakers = { 0, 0, 0, RC, FC, LFE, FR, FL } },
310 { .ca_index = 0x0c, .speakers = { 0, RC, RR, RL, 0, 0, FR, FL } },
311 { .ca_index = 0x0d, .speakers = { 0, RC, RR, RL, 0, LFE, FR, FL } },
312 { .ca_index = 0x0e, .speakers = { 0, RC, RR, RL, FC, 0, FR, FL } },
313 { .ca_index = 0x10, .speakers = { RRC, RLC, RR, RL, 0, 0, FR, FL } },
314 { .ca_index = 0x11, .speakers = { RRC, RLC, RR, RL, 0, LFE, FR, FL } },
315 { .ca_index = 0x12, .speakers = { RRC, RLC, RR, RL, FC, 0, FR, FL } },
316 { .ca_index = 0x14, .speakers = { FRC, FLC, 0, 0, 0, 0, FR, FL } },
317 { .ca_index = 0x15, .speakers = { FRC, FLC, 0, 0, 0, LFE, FR, FL } },
318 { .ca_index = 0x16, .speakers = { FRC, FLC, 0, 0, FC, 0, FR, FL } },
319 { .ca_index = 0x17, .speakers = { FRC, FLC, 0, 0, FC, LFE, FR, FL } },
320 { .ca_index = 0x18, .speakers = { FRC, FLC, 0, RC, 0, 0, FR, FL } },
321 { .ca_index = 0x19, .speakers = { FRC, FLC, 0, RC, 0, LFE, FR, FL } },
322 { .ca_index = 0x1a, .speakers = { FRC, FLC, 0, RC, FC, 0, FR, FL } },
323 { .ca_index = 0x1b, .speakers = { FRC, FLC, 0, RC, FC, LFE, FR, FL } },
324 { .ca_index = 0x1c, .speakers = { FRC, FLC, RR, RL, 0, 0, FR, FL } },
325 { .ca_index = 0x1d, .speakers = { FRC, FLC, RR, RL, 0, LFE, FR, FL } },
326 { .ca_index = 0x1e, .speakers = { FRC, FLC, RR, RL, FC, 0, FR, FL } },
327 { .ca_index = 0x1f, .speakers = { FRC, FLC, RR, RL, FC, LFE, FR, FL } },
328 { .ca_index = 0x20, .speakers = { 0, FCH, RR, RL, FC, 0, FR, FL } },
329 { .ca_index = 0x21, .speakers = { 0, FCH, RR, RL, FC, LFE, FR, FL } },
330 { .ca_index = 0x22, .speakers = { TC, 0, RR, RL, FC, 0, FR, FL } },
331 { .ca_index = 0x23, .speakers = { TC, 0, RR, RL, FC, LFE, FR, FL } },
332 { .ca_index = 0x24, .speakers = { FRH, FLH, RR, RL, 0, 0, FR, FL } },
333 { .ca_index = 0x25, .speakers = { FRH, FLH, RR, RL, 0, LFE, FR, FL } },
334 { .ca_index = 0x26, .speakers = { FRW, FLW, RR, RL, 0, 0, FR, FL } },
335 { .ca_index = 0x27, .speakers = { FRW, FLW, RR, RL, 0, LFE, FR, FL } },
336 { .ca_index = 0x28, .speakers = { TC, RC, RR, RL, FC, 0, FR, FL } },
337 { .ca_index = 0x29, .speakers = { TC, RC, RR, RL, FC, LFE, FR, FL } },
338 { .ca_index = 0x2a, .speakers = { FCH, RC, RR, RL, FC, 0, FR, FL } },
339 { .ca_index = 0x2b, .speakers = { FCH, RC, RR, RL, FC, LFE, FR, FL } },
340 { .ca_index = 0x2c, .speakers = { TC, FCH, RR, RL, FC, 0, FR, FL } },
341 { .ca_index = 0x2d, .speakers = { TC, FCH, RR, RL, FC, LFE, FR, FL } },
342 { .ca_index = 0x2e, .speakers = { FRH, FLH, RR, RL, FC, 0, FR, FL } },
343 { .ca_index = 0x2f, .speakers = { FRH, FLH, RR, RL, FC, LFE, FR, FL } },
344 { .ca_index = 0x30, .speakers = { FRW, FLW, RR, RL, FC, 0, FR, FL } },
345 { .ca_index = 0x31, .speakers = { FRW, FLW, RR, RL, FC, LFE, FR, FL } },
353 #define get_pin(spec, idx) \
354 ((struct hdmi_spec_per_pin *)snd_array_elem(&spec->pins, idx))
355 #define get_cvt(spec, idx) \
356 ((struct hdmi_spec_per_cvt *)snd_array_elem(&spec->cvts, idx))
357 #define get_pcm_rec(spec, idx) ((spec)->pcm_rec[idx])
359 static int pin_nid_to_pin_index(struct hda_codec *codec, hda_nid_t pin_nid)
361 struct hdmi_spec *spec = codec->spec;
364 for (pin_idx = 0; pin_idx < spec->num_pins; pin_idx++)
365 if (get_pin(spec, pin_idx)->pin_nid == pin_nid)
368 codec_warn(codec, "HDMI: pin nid %d not registered\n", pin_nid);
372 static int hinfo_to_pin_index(struct hda_codec *codec,
373 struct hda_pcm_stream *hinfo)
375 struct hdmi_spec *spec = codec->spec;
378 for (pin_idx = 0; pin_idx < spec->num_pins; pin_idx++)
379 if (get_pcm_rec(spec, pin_idx)->stream == hinfo)
382 codec_warn(codec, "HDMI: hinfo %p not registered\n", hinfo);
386 static int cvt_nid_to_cvt_index(struct hda_codec *codec, hda_nid_t cvt_nid)
388 struct hdmi_spec *spec = codec->spec;
391 for (cvt_idx = 0; cvt_idx < spec->num_cvts; cvt_idx++)
392 if (get_cvt(spec, cvt_idx)->cvt_nid == cvt_nid)
395 codec_warn(codec, "HDMI: cvt nid %d not registered\n", cvt_nid);
399 static int hdmi_eld_ctl_info(struct snd_kcontrol *kcontrol,
400 struct snd_ctl_elem_info *uinfo)
402 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
403 struct hdmi_spec *spec = codec->spec;
404 struct hdmi_spec_per_pin *per_pin;
405 struct hdmi_eld *eld;
408 uinfo->type = SNDRV_CTL_ELEM_TYPE_BYTES;
410 pin_idx = kcontrol->private_value;
411 per_pin = get_pin(spec, pin_idx);
412 eld = &per_pin->sink_eld;
414 mutex_lock(&per_pin->lock);
415 uinfo->count = eld->eld_valid ? eld->eld_size : 0;
416 mutex_unlock(&per_pin->lock);
421 static int hdmi_eld_ctl_get(struct snd_kcontrol *kcontrol,
422 struct snd_ctl_elem_value *ucontrol)
424 struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
425 struct hdmi_spec *spec = codec->spec;
426 struct hdmi_spec_per_pin *per_pin;
427 struct hdmi_eld *eld;
430 pin_idx = kcontrol->private_value;
431 per_pin = get_pin(spec, pin_idx);
432 eld = &per_pin->sink_eld;
434 mutex_lock(&per_pin->lock);
435 if (eld->eld_size > ARRAY_SIZE(ucontrol->value.bytes.data)) {
436 mutex_unlock(&per_pin->lock);
441 memset(ucontrol->value.bytes.data, 0,
442 ARRAY_SIZE(ucontrol->value.bytes.data));
444 memcpy(ucontrol->value.bytes.data, eld->eld_buffer,
446 mutex_unlock(&per_pin->lock);
451 static struct snd_kcontrol_new eld_bytes_ctl = {
452 .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE,
453 .iface = SNDRV_CTL_ELEM_IFACE_PCM,
455 .info = hdmi_eld_ctl_info,
456 .get = hdmi_eld_ctl_get,
459 static int hdmi_create_eld_ctl(struct hda_codec *codec, int pin_idx,
462 struct snd_kcontrol *kctl;
463 struct hdmi_spec *spec = codec->spec;
466 kctl = snd_ctl_new1(&eld_bytes_ctl, codec);
469 kctl->private_value = pin_idx;
470 kctl->id.device = device;
472 err = snd_hda_ctl_add(codec, get_pin(spec, pin_idx)->pin_nid, kctl);
476 get_pin(spec, pin_idx)->eld_ctl = kctl;
481 static void hdmi_get_dip_index(struct hda_codec *codec, hda_nid_t pin_nid,
482 int *packet_index, int *byte_index)
486 val = snd_hda_codec_read(codec, pin_nid, 0,
487 AC_VERB_GET_HDMI_DIP_INDEX, 0);
489 *packet_index = val >> 5;
490 *byte_index = val & 0x1f;
494 static void hdmi_set_dip_index(struct hda_codec *codec, hda_nid_t pin_nid,
495 int packet_index, int byte_index)
499 val = (packet_index << 5) | (byte_index & 0x1f);
501 snd_hda_codec_write(codec, pin_nid, 0, AC_VERB_SET_HDMI_DIP_INDEX, val);
504 static void hdmi_write_dip_byte(struct hda_codec *codec, hda_nid_t pin_nid,
507 snd_hda_codec_write(codec, pin_nid, 0, AC_VERB_SET_HDMI_DIP_DATA, val);
510 static void hdmi_init_pin(struct hda_codec *codec, hda_nid_t pin_nid)
512 struct hdmi_spec *spec = codec->spec;
516 if (get_wcaps(codec, pin_nid) & AC_WCAP_OUT_AMP)
517 snd_hda_codec_write(codec, pin_nid, 0,
518 AC_VERB_SET_AMP_GAIN_MUTE, AMP_OUT_UNMUTE);
520 if (spec->dyn_pin_out)
521 /* Disable pin out until stream is active */
524 /* Enable pin out: some machines with GM965 gets broken output
525 * when the pin is disabled or changed while using with HDMI
529 snd_hda_codec_write(codec, pin_nid, 0,
530 AC_VERB_SET_PIN_WIDGET_CONTROL, pin_out);
533 static int hdmi_get_channel_count(struct hda_codec *codec, hda_nid_t cvt_nid)
535 return 1 + snd_hda_codec_read(codec, cvt_nid, 0,
536 AC_VERB_GET_CVT_CHAN_COUNT, 0);
539 static void hdmi_set_channel_count(struct hda_codec *codec,
540 hda_nid_t cvt_nid, int chs)
542 if (chs != hdmi_get_channel_count(codec, cvt_nid))
543 snd_hda_codec_write(codec, cvt_nid, 0,
544 AC_VERB_SET_CVT_CHAN_COUNT, chs - 1);
551 #ifdef CONFIG_PROC_FS
552 static void print_eld_info(struct snd_info_entry *entry,
553 struct snd_info_buffer *buffer)
555 struct hdmi_spec_per_pin *per_pin = entry->private_data;
557 mutex_lock(&per_pin->lock);
558 snd_hdmi_print_eld_info(&per_pin->sink_eld, buffer);
559 mutex_unlock(&per_pin->lock);
562 static void write_eld_info(struct snd_info_entry *entry,
563 struct snd_info_buffer *buffer)
565 struct hdmi_spec_per_pin *per_pin = entry->private_data;
567 mutex_lock(&per_pin->lock);
568 snd_hdmi_write_eld_info(&per_pin->sink_eld, buffer);
569 mutex_unlock(&per_pin->lock);
572 static int eld_proc_new(struct hdmi_spec_per_pin *per_pin, int index)
575 struct hda_codec *codec = per_pin->codec;
576 struct snd_info_entry *entry;
579 snprintf(name, sizeof(name), "eld#%d.%d", codec->addr, index);
580 err = snd_card_proc_new(codec->card, name, &entry);
584 snd_info_set_text_ops(entry, per_pin, print_eld_info);
585 entry->c.text.write = write_eld_info;
586 entry->mode |= S_IWUSR;
587 per_pin->proc_entry = entry;
592 static void eld_proc_free(struct hdmi_spec_per_pin *per_pin)
594 if (!per_pin->codec->bus->shutdown && per_pin->proc_entry) {
595 snd_device_free(per_pin->codec->card, per_pin->proc_entry);
596 per_pin->proc_entry = NULL;
600 static inline int eld_proc_new(struct hdmi_spec_per_pin *per_pin,
605 static inline void eld_proc_free(struct hdmi_spec_per_pin *per_pin)
611 * Channel mapping routines
615 * Compute derived values in channel_allocations[].
617 static void init_channel_allocations(void)
620 struct cea_channel_speaker_allocation *p;
622 for (i = 0; i < ARRAY_SIZE(channel_allocations); i++) {
623 p = channel_allocations + i;
626 for (j = 0; j < ARRAY_SIZE(p->speakers); j++)
627 if (p->speakers[j]) {
629 p->spk_mask |= p->speakers[j];
634 static int get_channel_allocation_order(int ca)
638 for (i = 0; i < ARRAY_SIZE(channel_allocations); i++) {
639 if (channel_allocations[i].ca_index == ca)
646 * The transformation takes two steps:
648 * eld->spk_alloc => (eld_speaker_allocation_bits[]) => spk_mask
649 * spk_mask => (channel_allocations[]) => ai->CA
651 * TODO: it could select the wrong CA from multiple candidates.
653 static int hdmi_channel_allocation(struct hda_codec *codec,
654 struct hdmi_eld *eld, int channels)
659 char buf[SND_PRINT_CHANNEL_ALLOCATION_ADVISED_BUFSIZE];
662 * CA defaults to 0 for basic stereo audio
668 * expand ELD's speaker allocation mask
670 * ELD tells the speaker mask in a compact(paired) form,
671 * expand ELD's notions to match the ones used by Audio InfoFrame.
673 for (i = 0; i < ARRAY_SIZE(eld_speaker_allocation_bits); i++) {
674 if (eld->info.spk_alloc & (1 << i))
675 spk_mask |= eld_speaker_allocation_bits[i];
678 /* search for the first working match in the CA table */
679 for (i = 0; i < ARRAY_SIZE(channel_allocations); i++) {
680 if (channels == channel_allocations[i].channels &&
681 (spk_mask & channel_allocations[i].spk_mask) ==
682 channel_allocations[i].spk_mask) {
683 ca = channel_allocations[i].ca_index;
689 /* if there was no match, select the regular ALSA channel
690 * allocation with the matching number of channels */
691 for (i = 0; i < ARRAY_SIZE(channel_allocations); i++) {
692 if (channels == channel_allocations[i].channels) {
693 ca = channel_allocations[i].ca_index;
699 snd_print_channel_allocation(eld->info.spk_alloc, buf, sizeof(buf));
700 codec_dbg(codec, "HDMI: select CA 0x%x for %d-channel allocation: %s\n",
706 static void hdmi_debug_channel_mapping(struct hda_codec *codec,
709 #ifdef CONFIG_SND_DEBUG_VERBOSE
710 struct hdmi_spec *spec = codec->spec;
714 for (i = 0; i < 8; i++) {
715 channel = spec->ops.pin_get_slot_channel(codec, pin_nid, i);
716 codec_dbg(codec, "HDMI: ASP channel %d => slot %d\n",
722 static void hdmi_std_setup_channel_mapping(struct hda_codec *codec,
727 struct hdmi_spec *spec = codec->spec;
728 struct cea_channel_speaker_allocation *ch_alloc;
732 int non_pcm_mapping[8];
734 order = get_channel_allocation_order(ca);
735 ch_alloc = &channel_allocations[order];
737 if (hdmi_channel_mapping[ca][1] == 0) {
739 /* fill actual channel mappings in ALSA channel (i) order */
740 for (i = 0; i < ch_alloc->channels; i++) {
741 while (!ch_alloc->speakers[7 - hdmi_slot] && !WARN_ON(hdmi_slot >= 8))
742 hdmi_slot++; /* skip zero slots */
744 hdmi_channel_mapping[ca][i] = (i << 4) | hdmi_slot++;
746 /* fill the rest of the slots with ALSA channel 0xf */
747 for (hdmi_slot = 0; hdmi_slot < 8; hdmi_slot++)
748 if (!ch_alloc->speakers[7 - hdmi_slot])
749 hdmi_channel_mapping[ca][i++] = (0xf << 4) | hdmi_slot;
753 for (i = 0; i < ch_alloc->channels; i++)
754 non_pcm_mapping[i] = (i << 4) | i;
756 non_pcm_mapping[i] = (0xf << 4) | i;
759 for (i = 0; i < 8; i++) {
760 int slotsetup = non_pcm ? non_pcm_mapping[i] : hdmi_channel_mapping[ca][i];
761 int hdmi_slot = slotsetup & 0x0f;
762 int channel = (slotsetup & 0xf0) >> 4;
763 err = spec->ops.pin_set_slot_channel(codec, pin_nid, hdmi_slot, channel);
765 codec_dbg(codec, "HDMI: channel mapping failed\n");
771 struct channel_map_table {
772 unsigned char map; /* ALSA API channel map position */
773 int spk_mask; /* speaker position bit mask */
776 static struct channel_map_table map_tables[] = {
777 { SNDRV_CHMAP_FL, FL },
778 { SNDRV_CHMAP_FR, FR },
779 { SNDRV_CHMAP_RL, RL },
780 { SNDRV_CHMAP_RR, RR },
781 { SNDRV_CHMAP_LFE, LFE },
782 { SNDRV_CHMAP_FC, FC },
783 { SNDRV_CHMAP_RLC, RLC },
784 { SNDRV_CHMAP_RRC, RRC },
785 { SNDRV_CHMAP_RC, RC },
786 { SNDRV_CHMAP_FLC, FLC },
787 { SNDRV_CHMAP_FRC, FRC },
788 { SNDRV_CHMAP_TFL, FLH },
789 { SNDRV_CHMAP_TFR, FRH },
790 { SNDRV_CHMAP_FLW, FLW },
791 { SNDRV_CHMAP_FRW, FRW },
792 { SNDRV_CHMAP_TC, TC },
793 { SNDRV_CHMAP_TFC, FCH },
797 /* from ALSA API channel position to speaker bit mask */
798 static int to_spk_mask(unsigned char c)
800 struct channel_map_table *t = map_tables;
801 for (; t->map; t++) {
808 /* from ALSA API channel position to CEA slot */
809 static int to_cea_slot(int ordered_ca, unsigned char pos)
811 int mask = to_spk_mask(pos);
815 for (i = 0; i < 8; i++) {
816 if (channel_allocations[ordered_ca].speakers[7 - i] == mask)
824 /* from speaker bit mask to ALSA API channel position */
825 static int spk_to_chmap(int spk)
827 struct channel_map_table *t = map_tables;
828 for (; t->map; t++) {
829 if (t->spk_mask == spk)
835 /* from CEA slot to ALSA API channel position */
836 static int from_cea_slot(int ordered_ca, unsigned char slot)
838 int mask = channel_allocations[ordered_ca].speakers[7 - slot];
840 return spk_to_chmap(mask);
843 /* get the CA index corresponding to the given ALSA API channel map */
844 static int hdmi_manual_channel_allocation(int chs, unsigned char *map)
846 int i, spks = 0, spk_mask = 0;
848 for (i = 0; i < chs; i++) {
849 int mask = to_spk_mask(map[i]);
856 for (i = 0; i < ARRAY_SIZE(channel_allocations); i++) {
857 if ((chs == channel_allocations[i].channels ||
858 spks == channel_allocations[i].channels) &&
859 (spk_mask & channel_allocations[i].spk_mask) ==
860 channel_allocations[i].spk_mask)
861 return channel_allocations[i].ca_index;
866 /* set up the channel slots for the given ALSA API channel map */
867 static int hdmi_manual_setup_channel_mapping(struct hda_codec *codec,
869 int chs, unsigned char *map,
872 struct hdmi_spec *spec = codec->spec;
873 int ordered_ca = get_channel_allocation_order(ca);
874 int alsa_pos, hdmi_slot;
875 int assignments[8] = {[0 ... 7] = 0xf};
877 for (alsa_pos = 0; alsa_pos < chs; alsa_pos++) {
879 hdmi_slot = to_cea_slot(ordered_ca, map[alsa_pos]);
882 continue; /* unassigned channel */
884 assignments[hdmi_slot] = alsa_pos;
887 for (hdmi_slot = 0; hdmi_slot < 8; hdmi_slot++) {
890 err = spec->ops.pin_set_slot_channel(codec, pin_nid, hdmi_slot,
891 assignments[hdmi_slot]);
898 /* store ALSA API channel map from the current default map */
899 static void hdmi_setup_fake_chmap(unsigned char *map, int ca)
902 int ordered_ca = get_channel_allocation_order(ca);
903 for (i = 0; i < 8; i++) {
904 if (i < channel_allocations[ordered_ca].channels)
905 map[i] = from_cea_slot(ordered_ca, hdmi_channel_mapping[ca][i] & 0x0f);
911 static void hdmi_setup_channel_mapping(struct hda_codec *codec,
912 hda_nid_t pin_nid, bool non_pcm, int ca,
913 int channels, unsigned char *map,
916 if (!non_pcm && chmap_set) {
917 hdmi_manual_setup_channel_mapping(codec, pin_nid,
920 hdmi_std_setup_channel_mapping(codec, pin_nid, non_pcm, ca);
921 hdmi_setup_fake_chmap(map, ca);
924 hdmi_debug_channel_mapping(codec, pin_nid);
927 static int hdmi_pin_set_slot_channel(struct hda_codec *codec, hda_nid_t pin_nid,
928 int asp_slot, int channel)
930 return snd_hda_codec_write(codec, pin_nid, 0,
931 AC_VERB_SET_HDMI_CHAN_SLOT,
932 (channel << 4) | asp_slot);
935 static int hdmi_pin_get_slot_channel(struct hda_codec *codec, hda_nid_t pin_nid,
938 return (snd_hda_codec_read(codec, pin_nid, 0,
939 AC_VERB_GET_HDMI_CHAN_SLOT,
940 asp_slot) & 0xf0) >> 4;
944 * Audio InfoFrame routines
948 * Enable Audio InfoFrame Transmission
950 static void hdmi_start_infoframe_trans(struct hda_codec *codec,
953 hdmi_set_dip_index(codec, pin_nid, 0x0, 0x0);
954 snd_hda_codec_write(codec, pin_nid, 0, AC_VERB_SET_HDMI_DIP_XMIT,
959 * Disable Audio InfoFrame Transmission
961 static void hdmi_stop_infoframe_trans(struct hda_codec *codec,
964 hdmi_set_dip_index(codec, pin_nid, 0x0, 0x0);
965 snd_hda_codec_write(codec, pin_nid, 0, AC_VERB_SET_HDMI_DIP_XMIT,
969 static void hdmi_debug_dip_size(struct hda_codec *codec, hda_nid_t pin_nid)
971 #ifdef CONFIG_SND_DEBUG_VERBOSE
975 size = snd_hdmi_get_eld_size(codec, pin_nid);
976 codec_dbg(codec, "HDMI: ELD buf size is %d\n", size);
978 for (i = 0; i < 8; i++) {
979 size = snd_hda_codec_read(codec, pin_nid, 0,
980 AC_VERB_GET_HDMI_DIP_SIZE, i);
981 codec_dbg(codec, "HDMI: DIP GP[%d] buf size is %d\n", i, size);
986 static void hdmi_clear_dip_buffers(struct hda_codec *codec, hda_nid_t pin_nid)
992 for (i = 0; i < 8; i++) {
993 size = snd_hda_codec_read(codec, pin_nid, 0,
994 AC_VERB_GET_HDMI_DIP_SIZE, i);
998 hdmi_set_dip_index(codec, pin_nid, i, 0x0);
999 for (j = 1; j < 1000; j++) {
1000 hdmi_write_dip_byte(codec, pin_nid, 0x0);
1001 hdmi_get_dip_index(codec, pin_nid, &pi, &bi);
1003 codec_dbg(codec, "dip index %d: %d != %d\n",
1005 if (bi == 0) /* byte index wrapped around */
1009 "HDMI: DIP GP[%d] buf reported size=%d, written=%d\n",
1015 static void hdmi_checksum_audio_infoframe(struct hdmi_audio_infoframe *hdmi_ai)
1017 u8 *bytes = (u8 *)hdmi_ai;
1021 hdmi_ai->checksum = 0;
1023 for (i = 0; i < sizeof(*hdmi_ai); i++)
1026 hdmi_ai->checksum = -sum;
1029 static void hdmi_fill_audio_infoframe(struct hda_codec *codec,
1035 hdmi_debug_dip_size(codec, pin_nid);
1036 hdmi_clear_dip_buffers(codec, pin_nid); /* be paranoid */
1038 hdmi_set_dip_index(codec, pin_nid, 0x0, 0x0);
1039 for (i = 0; i < size; i++)
1040 hdmi_write_dip_byte(codec, pin_nid, dip[i]);
1043 static bool hdmi_infoframe_uptodate(struct hda_codec *codec, hda_nid_t pin_nid,
1049 if (snd_hda_codec_read(codec, pin_nid, 0, AC_VERB_GET_HDMI_DIP_XMIT, 0)
1053 hdmi_set_dip_index(codec, pin_nid, 0x0, 0x0);
1054 for (i = 0; i < size; i++) {
1055 val = snd_hda_codec_read(codec, pin_nid, 0,
1056 AC_VERB_GET_HDMI_DIP_DATA, 0);
1064 static void hdmi_pin_setup_infoframe(struct hda_codec *codec,
1066 int ca, int active_channels,
1069 union audio_infoframe ai;
1071 memset(&ai, 0, sizeof(ai));
1072 if (conn_type == 0) { /* HDMI */
1073 struct hdmi_audio_infoframe *hdmi_ai = &ai.hdmi;
1075 hdmi_ai->type = 0x84;
1076 hdmi_ai->ver = 0x01;
1077 hdmi_ai->len = 0x0a;
1078 hdmi_ai->CC02_CT47 = active_channels - 1;
1080 hdmi_checksum_audio_infoframe(hdmi_ai);
1081 } else if (conn_type == 1) { /* DisplayPort */
1082 struct dp_audio_infoframe *dp_ai = &ai.dp;
1086 dp_ai->ver = 0x11 << 2;
1087 dp_ai->CC02_CT47 = active_channels - 1;
1090 codec_dbg(codec, "HDMI: unknown connection type at pin %d\n",
1096 * sizeof(ai) is used instead of sizeof(*hdmi_ai) or
1097 * sizeof(*dp_ai) to avoid partial match/update problems when
1098 * the user switches between HDMI/DP monitors.
1100 if (!hdmi_infoframe_uptodate(codec, pin_nid, ai.bytes,
1103 "hdmi_pin_setup_infoframe: pin=%d channels=%d ca=0x%02x\n",
1105 active_channels, ca);
1106 hdmi_stop_infoframe_trans(codec, pin_nid);
1107 hdmi_fill_audio_infoframe(codec, pin_nid,
1108 ai.bytes, sizeof(ai));
1109 hdmi_start_infoframe_trans(codec, pin_nid);
1113 static void hdmi_setup_audio_infoframe(struct hda_codec *codec,
1114 struct hdmi_spec_per_pin *per_pin,
1117 struct hdmi_spec *spec = codec->spec;
1118 hda_nid_t pin_nid = per_pin->pin_nid;
1119 int channels = per_pin->channels;
1120 int active_channels;
1121 struct hdmi_eld *eld;
1127 if (is_haswell_plus(codec))
1128 snd_hda_codec_write(codec, pin_nid, 0,
1129 AC_VERB_SET_AMP_GAIN_MUTE,
1132 eld = &per_pin->sink_eld;
1134 if (!non_pcm && per_pin->chmap_set)
1135 ca = hdmi_manual_channel_allocation(channels, per_pin->chmap);
1137 ca = hdmi_channel_allocation(codec, eld, channels);
1141 ordered_ca = get_channel_allocation_order(ca);
1142 active_channels = channel_allocations[ordered_ca].channels;
1144 hdmi_set_channel_count(codec, per_pin->cvt_nid, active_channels);
1147 * always configure channel mapping, it may have been changed by the
1148 * user in the meantime
1150 hdmi_setup_channel_mapping(codec, pin_nid, non_pcm, ca,
1151 channels, per_pin->chmap,
1152 per_pin->chmap_set);
1154 spec->ops.pin_setup_infoframe(codec, pin_nid, ca, active_channels,
1155 eld->info.conn_type);
1157 per_pin->non_pcm = non_pcm;
1161 * Unsolicited events
1164 static bool hdmi_present_sense(struct hdmi_spec_per_pin *per_pin, int repoll);
1166 static void check_presence_and_report(struct hda_codec *codec, hda_nid_t nid)
1168 struct hdmi_spec *spec = codec->spec;
1169 int pin_idx = pin_nid_to_pin_index(codec, nid);
1173 if (hdmi_present_sense(get_pin(spec, pin_idx), 1))
1174 snd_hda_jack_report_sync(codec);
1177 static void jack_callback(struct hda_codec *codec,
1178 struct hda_jack_callback *jack)
1180 check_presence_and_report(codec, jack->tbl->nid);
1183 static void hdmi_intrinsic_event(struct hda_codec *codec, unsigned int res)
1185 int tag = res >> AC_UNSOL_RES_TAG_SHIFT;
1186 struct hda_jack_tbl *jack;
1187 int dev_entry = (res & AC_UNSOL_RES_DE) >> AC_UNSOL_RES_DE_SHIFT;
1189 jack = snd_hda_jack_tbl_get_from_tag(codec, tag);
1192 jack->jack_dirty = 1;
1195 "HDMI hot plug event: Codec=%d Pin=%d Device=%d Inactive=%d Presence_Detect=%d ELD_Valid=%d\n",
1196 codec->addr, jack->nid, dev_entry, !!(res & AC_UNSOL_RES_IA),
1197 !!(res & AC_UNSOL_RES_PD), !!(res & AC_UNSOL_RES_ELDV));
1199 check_presence_and_report(codec, jack->nid);
1202 static void hdmi_non_intrinsic_event(struct hda_codec *codec, unsigned int res)
1204 int tag = res >> AC_UNSOL_RES_TAG_SHIFT;
1205 int subtag = (res & AC_UNSOL_RES_SUBTAG) >> AC_UNSOL_RES_SUBTAG_SHIFT;
1206 int cp_state = !!(res & AC_UNSOL_RES_CP_STATE);
1207 int cp_ready = !!(res & AC_UNSOL_RES_CP_READY);
1210 "HDMI CP event: CODEC=%d TAG=%d SUBTAG=0x%x CP_STATE=%d CP_READY=%d\n",
1225 static void hdmi_unsol_event(struct hda_codec *codec, unsigned int res)
1227 int tag = res >> AC_UNSOL_RES_TAG_SHIFT;
1228 int subtag = (res & AC_UNSOL_RES_SUBTAG) >> AC_UNSOL_RES_SUBTAG_SHIFT;
1230 if (!snd_hda_jack_tbl_get_from_tag(codec, tag)) {
1231 codec_dbg(codec, "Unexpected HDMI event tag 0x%x\n", tag);
1236 hdmi_intrinsic_event(codec, res);
1238 hdmi_non_intrinsic_event(codec, res);
1241 static void haswell_verify_D0(struct hda_codec *codec,
1242 hda_nid_t cvt_nid, hda_nid_t nid)
1246 /* For Haswell, the converter 1/2 may keep in D3 state after bootup,
1247 * thus pins could only choose converter 0 for use. Make sure the
1248 * converters are in correct power state */
1249 if (!snd_hda_check_power_state(codec, cvt_nid, AC_PWRST_D0))
1250 snd_hda_codec_write(codec, cvt_nid, 0, AC_VERB_SET_POWER_STATE, AC_PWRST_D0);
1252 if (!snd_hda_check_power_state(codec, nid, AC_PWRST_D0)) {
1253 snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_POWER_STATE,
1256 pwr = snd_hda_codec_read(codec, nid, 0, AC_VERB_GET_POWER_STATE, 0);
1257 pwr = (pwr & AC_PWRST_ACTUAL) >> AC_PWRST_ACTUAL_SHIFT;
1258 codec_dbg(codec, "Haswell HDMI audio: Power for pin 0x%x is now D%d\n", nid, pwr);
1266 /* HBR should be Non-PCM, 8 channels */
1267 #define is_hbr_format(format) \
1268 ((format & AC_FMT_TYPE_NON_PCM) && (format & AC_FMT_CHAN_MASK) == 7)
1270 static int hdmi_pin_hbr_setup(struct hda_codec *codec, hda_nid_t pin_nid,
1273 int pinctl, new_pinctl;
1275 if (snd_hda_query_pin_caps(codec, pin_nid) & AC_PINCAP_HBR) {
1276 pinctl = snd_hda_codec_read(codec, pin_nid, 0,
1277 AC_VERB_GET_PIN_WIDGET_CONTROL, 0);
1280 return hbr ? -EINVAL : 0;
1282 new_pinctl = pinctl & ~AC_PINCTL_EPT;
1284 new_pinctl |= AC_PINCTL_EPT_HBR;
1286 new_pinctl |= AC_PINCTL_EPT_NATIVE;
1289 "hdmi_pin_hbr_setup: NID=0x%x, %spinctl=0x%x\n",
1291 pinctl == new_pinctl ? "" : "new-",
1294 if (pinctl != new_pinctl)
1295 snd_hda_codec_write(codec, pin_nid, 0,
1296 AC_VERB_SET_PIN_WIDGET_CONTROL,
1304 static int hdmi_setup_stream(struct hda_codec *codec, hda_nid_t cvt_nid,
1305 hda_nid_t pin_nid, u32 stream_tag, int format)
1307 struct hdmi_spec *spec = codec->spec;
1310 if (is_haswell_plus(codec))
1311 haswell_verify_D0(codec, cvt_nid, pin_nid);
1313 err = spec->ops.pin_hbr_setup(codec, pin_nid, is_hbr_format(format));
1316 codec_dbg(codec, "hdmi_setup_stream: HBR is not supported\n");
1320 snd_hda_codec_setup_stream(codec, cvt_nid, stream_tag, 0, format);
1324 static int hdmi_choose_cvt(struct hda_codec *codec,
1325 int pin_idx, int *cvt_id, int *mux_id)
1327 struct hdmi_spec *spec = codec->spec;
1328 struct hdmi_spec_per_pin *per_pin;
1329 struct hdmi_spec_per_cvt *per_cvt = NULL;
1330 int cvt_idx, mux_idx = 0;
1332 per_pin = get_pin(spec, pin_idx);
1334 /* Dynamically assign converter to stream */
1335 for (cvt_idx = 0; cvt_idx < spec->num_cvts; cvt_idx++) {
1336 per_cvt = get_cvt(spec, cvt_idx);
1338 /* Must not already be assigned */
1339 if (per_cvt->assigned)
1341 /* Must be in pin's mux's list of converters */
1342 for (mux_idx = 0; mux_idx < per_pin->num_mux_nids; mux_idx++)
1343 if (per_pin->mux_nids[mux_idx] == per_cvt->cvt_nid)
1345 /* Not in mux list */
1346 if (mux_idx == per_pin->num_mux_nids)
1351 /* No free converters */
1352 if (cvt_idx == spec->num_cvts)
1355 per_pin->mux_idx = mux_idx;
1365 /* Assure the pin select the right convetor */
1366 static void intel_verify_pin_cvt_connect(struct hda_codec *codec,
1367 struct hdmi_spec_per_pin *per_pin)
1369 hda_nid_t pin_nid = per_pin->pin_nid;
1372 mux_idx = per_pin->mux_idx;
1373 curr = snd_hda_codec_read(codec, pin_nid, 0,
1374 AC_VERB_GET_CONNECT_SEL, 0);
1375 if (curr != mux_idx)
1376 snd_hda_codec_write_cache(codec, pin_nid, 0,
1377 AC_VERB_SET_CONNECT_SEL,
1381 /* Intel HDMI workaround to fix audio routing issue:
1382 * For some Intel display codecs, pins share the same connection list.
1383 * So a conveter can be selected by multiple pins and playback on any of these
1384 * pins will generate sound on the external display, because audio flows from
1385 * the same converter to the display pipeline. Also muting one pin may make
1386 * other pins have no sound output.
1387 * So this function assures that an assigned converter for a pin is not selected
1388 * by any other pins.
1390 static void intel_not_share_assigned_cvt(struct hda_codec *codec,
1391 hda_nid_t pin_nid, int mux_idx)
1393 struct hdmi_spec *spec = codec->spec;
1396 struct hdmi_spec_per_cvt *per_cvt;
1398 /* configure all pins, including "no physical connection" ones */
1399 for_each_hda_codec_node(nid, codec) {
1400 unsigned int wid_caps = get_wcaps(codec, nid);
1401 unsigned int wid_type = get_wcaps_type(wid_caps);
1403 if (wid_type != AC_WID_PIN)
1409 curr = snd_hda_codec_read(codec, nid, 0,
1410 AC_VERB_GET_CONNECT_SEL, 0);
1411 if (curr != mux_idx)
1414 /* choose an unassigned converter. The conveters in the
1415 * connection list are in the same order as in the codec.
1417 for (cvt_idx = 0; cvt_idx < spec->num_cvts; cvt_idx++) {
1418 per_cvt = get_cvt(spec, cvt_idx);
1419 if (!per_cvt->assigned) {
1421 "choose cvt %d for pin nid %d\n",
1423 snd_hda_codec_write_cache(codec, nid, 0,
1424 AC_VERB_SET_CONNECT_SEL,
1435 static int hdmi_pcm_open(struct hda_pcm_stream *hinfo,
1436 struct hda_codec *codec,
1437 struct snd_pcm_substream *substream)
1439 struct hdmi_spec *spec = codec->spec;
1440 struct snd_pcm_runtime *runtime = substream->runtime;
1441 int pin_idx, cvt_idx, mux_idx = 0;
1442 struct hdmi_spec_per_pin *per_pin;
1443 struct hdmi_eld *eld;
1444 struct hdmi_spec_per_cvt *per_cvt = NULL;
1447 /* Validate hinfo */
1448 pin_idx = hinfo_to_pin_index(codec, hinfo);
1449 if (snd_BUG_ON(pin_idx < 0))
1451 per_pin = get_pin(spec, pin_idx);
1452 eld = &per_pin->sink_eld;
1454 err = hdmi_choose_cvt(codec, pin_idx, &cvt_idx, &mux_idx);
1458 per_cvt = get_cvt(spec, cvt_idx);
1459 /* Claim converter */
1460 per_cvt->assigned = 1;
1461 per_pin->cvt_nid = per_cvt->cvt_nid;
1462 hinfo->nid = per_cvt->cvt_nid;
1464 snd_hda_codec_write_cache(codec, per_pin->pin_nid, 0,
1465 AC_VERB_SET_CONNECT_SEL,
1468 /* configure unused pins to choose other converters */
1469 if (is_haswell_plus(codec) || is_valleyview_plus(codec))
1470 intel_not_share_assigned_cvt(codec, per_pin->pin_nid, mux_idx);
1472 snd_hda_spdif_ctls_assign(codec, pin_idx, per_cvt->cvt_nid);
1474 /* Initially set the converter's capabilities */
1475 hinfo->channels_min = per_cvt->channels_min;
1476 hinfo->channels_max = per_cvt->channels_max;
1477 hinfo->rates = per_cvt->rates;
1478 hinfo->formats = per_cvt->formats;
1479 hinfo->maxbps = per_cvt->maxbps;
1481 /* Restrict capabilities by ELD if this isn't disabled */
1482 if (!static_hdmi_pcm && eld->eld_valid) {
1483 snd_hdmi_eld_update_pcm_info(&eld->info, hinfo);
1484 if (hinfo->channels_min > hinfo->channels_max ||
1485 !hinfo->rates || !hinfo->formats) {
1486 per_cvt->assigned = 0;
1488 snd_hda_spdif_ctls_unassign(codec, pin_idx);
1493 /* Store the updated parameters */
1494 runtime->hw.channels_min = hinfo->channels_min;
1495 runtime->hw.channels_max = hinfo->channels_max;
1496 runtime->hw.formats = hinfo->formats;
1497 runtime->hw.rates = hinfo->rates;
1499 snd_pcm_hw_constraint_step(substream->runtime, 0,
1500 SNDRV_PCM_HW_PARAM_CHANNELS, 2);
1505 * HDA/HDMI auto parsing
1507 static int hdmi_read_pin_conn(struct hda_codec *codec, int pin_idx)
1509 struct hdmi_spec *spec = codec->spec;
1510 struct hdmi_spec_per_pin *per_pin = get_pin(spec, pin_idx);
1511 hda_nid_t pin_nid = per_pin->pin_nid;
1513 if (!(get_wcaps(codec, pin_nid) & AC_WCAP_CONN_LIST)) {
1515 "HDMI: pin %d wcaps %#x does not support connection list\n",
1516 pin_nid, get_wcaps(codec, pin_nid));
1520 per_pin->num_mux_nids = snd_hda_get_connections(codec, pin_nid,
1522 HDA_MAX_CONNECTIONS);
1527 static bool hdmi_present_sense(struct hdmi_spec_per_pin *per_pin, int repoll)
1529 struct hda_jack_tbl *jack;
1530 struct hda_codec *codec = per_pin->codec;
1531 struct hdmi_spec *spec = codec->spec;
1532 struct hdmi_eld *eld = &spec->temp_eld;
1533 struct hdmi_eld *pin_eld = &per_pin->sink_eld;
1534 hda_nid_t pin_nid = per_pin->pin_nid;
1536 * Always execute a GetPinSense verb here, even when called from
1537 * hdmi_intrinsic_event; for some NVIDIA HW, the unsolicited
1538 * response's PD bit is not the real PD value, but indicates that
1539 * the real PD value changed. An older version of the HD-audio
1540 * specification worked this way. Hence, we just ignore the data in
1541 * the unsolicited response to avoid custom WARs.
1544 bool update_eld = false;
1545 bool eld_changed = false;
1548 snd_hda_power_up(codec);
1549 present = snd_hda_pin_sense(codec, pin_nid);
1551 mutex_lock(&per_pin->lock);
1552 pin_eld->monitor_present = !!(present & AC_PINSENSE_PRESENCE);
1553 if (pin_eld->monitor_present)
1554 eld->eld_valid = !!(present & AC_PINSENSE_ELDV);
1556 eld->eld_valid = false;
1559 "HDMI status: Codec=%d Pin=%d Presence_Detect=%d ELD_Valid=%d\n",
1560 codec->addr, pin_nid, pin_eld->monitor_present, eld->eld_valid);
1562 if (eld->eld_valid) {
1563 if (spec->ops.pin_get_eld(codec, pin_nid, eld->eld_buffer,
1564 &eld->eld_size) < 0)
1565 eld->eld_valid = false;
1567 memset(&eld->info, 0, sizeof(struct parsed_hdmi_eld));
1568 if (snd_hdmi_parse_eld(codec, &eld->info, eld->eld_buffer,
1570 eld->eld_valid = false;
1573 if (eld->eld_valid) {
1574 snd_hdmi_show_eld(codec, &eld->info);
1578 schedule_delayed_work(&per_pin->work,
1579 msecs_to_jiffies(300));
1584 if (pin_eld->eld_valid != eld->eld_valid)
1587 if (pin_eld->eld_valid && !eld->eld_valid)
1591 bool old_eld_valid = pin_eld->eld_valid;
1592 pin_eld->eld_valid = eld->eld_valid;
1593 if (pin_eld->eld_size != eld->eld_size ||
1594 memcmp(pin_eld->eld_buffer, eld->eld_buffer,
1595 eld->eld_size) != 0) {
1596 memcpy(pin_eld->eld_buffer, eld->eld_buffer,
1600 pin_eld->eld_size = eld->eld_size;
1601 pin_eld->info = eld->info;
1604 * Re-setup pin and infoframe. This is needed e.g. when
1605 * - sink is first plugged-in (infoframe is not set up if !monitor_present)
1606 * - transcoder can change during stream playback on Haswell
1607 * and this can make HW reset converter selection on a pin.
1609 if (eld->eld_valid && !old_eld_valid && per_pin->setup) {
1610 if (is_haswell_plus(codec) ||
1611 is_valleyview_plus(codec)) {
1612 intel_verify_pin_cvt_connect(codec, per_pin);
1613 intel_not_share_assigned_cvt(codec, pin_nid,
1617 hdmi_setup_audio_infoframe(codec, per_pin,
1623 snd_ctl_notify(codec->card,
1624 SNDRV_CTL_EVENT_MASK_VALUE | SNDRV_CTL_EVENT_MASK_INFO,
1625 &per_pin->eld_ctl->id);
1627 ret = !repoll || !pin_eld->monitor_present || pin_eld->eld_valid;
1629 jack = snd_hda_jack_tbl_get(codec, pin_nid);
1631 jack->block_report = !ret;
1633 mutex_unlock(&per_pin->lock);
1634 snd_hda_power_down(codec);
1638 static void hdmi_repoll_eld(struct work_struct *work)
1640 struct hdmi_spec_per_pin *per_pin =
1641 container_of(to_delayed_work(work), struct hdmi_spec_per_pin, work);
1643 if (per_pin->repoll_count++ > 6)
1644 per_pin->repoll_count = 0;
1646 if (hdmi_present_sense(per_pin, per_pin->repoll_count))
1647 snd_hda_jack_report_sync(per_pin->codec);
1650 static void intel_haswell_fixup_connect_list(struct hda_codec *codec,
1653 static int hdmi_add_pin(struct hda_codec *codec, hda_nid_t pin_nid)
1655 struct hdmi_spec *spec = codec->spec;
1656 unsigned int caps, config;
1658 struct hdmi_spec_per_pin *per_pin;
1661 caps = snd_hda_query_pin_caps(codec, pin_nid);
1662 if (!(caps & (AC_PINCAP_HDMI | AC_PINCAP_DP)))
1665 config = snd_hda_codec_get_pincfg(codec, pin_nid);
1666 if (get_defcfg_connect(config) == AC_JACK_PORT_NONE)
1669 if (is_haswell_plus(codec))
1670 intel_haswell_fixup_connect_list(codec, pin_nid);
1672 pin_idx = spec->num_pins;
1673 per_pin = snd_array_new(&spec->pins);
1677 per_pin->pin_nid = pin_nid;
1678 per_pin->non_pcm = false;
1680 err = hdmi_read_pin_conn(codec, pin_idx);
1689 static int hdmi_add_cvt(struct hda_codec *codec, hda_nid_t cvt_nid)
1691 struct hdmi_spec *spec = codec->spec;
1692 struct hdmi_spec_per_cvt *per_cvt;
1696 chans = get_wcaps(codec, cvt_nid);
1697 chans = get_wcaps_channels(chans);
1699 per_cvt = snd_array_new(&spec->cvts);
1703 per_cvt->cvt_nid = cvt_nid;
1704 per_cvt->channels_min = 2;
1706 per_cvt->channels_max = chans;
1707 if (chans > spec->channels_max)
1708 spec->channels_max = chans;
1711 err = snd_hda_query_supported_pcm(codec, cvt_nid,
1718 if (spec->num_cvts < ARRAY_SIZE(spec->cvt_nids))
1719 spec->cvt_nids[spec->num_cvts] = cvt_nid;
1725 static int hdmi_parse_codec(struct hda_codec *codec)
1730 nodes = snd_hda_get_sub_nodes(codec, codec->core.afg, &nid);
1731 if (!nid || nodes < 0) {
1732 codec_warn(codec, "HDMI: failed to get afg sub nodes\n");
1736 for (i = 0; i < nodes; i++, nid++) {
1740 caps = get_wcaps(codec, nid);
1741 type = get_wcaps_type(caps);
1743 if (!(caps & AC_WCAP_DIGITAL))
1747 case AC_WID_AUD_OUT:
1748 hdmi_add_cvt(codec, nid);
1751 hdmi_add_pin(codec, nid);
1761 static bool check_non_pcm_per_cvt(struct hda_codec *codec, hda_nid_t cvt_nid)
1763 struct hda_spdif_out *spdif;
1766 mutex_lock(&codec->spdif_mutex);
1767 spdif = snd_hda_spdif_out_of_nid(codec, cvt_nid);
1768 non_pcm = !!(spdif->status & IEC958_AES0_NONAUDIO);
1769 mutex_unlock(&codec->spdif_mutex);
1778 static int generic_hdmi_playback_pcm_prepare(struct hda_pcm_stream *hinfo,
1779 struct hda_codec *codec,
1780 unsigned int stream_tag,
1781 unsigned int format,
1782 struct snd_pcm_substream *substream)
1784 hda_nid_t cvt_nid = hinfo->nid;
1785 struct hdmi_spec *spec = codec->spec;
1786 int pin_idx = hinfo_to_pin_index(codec, hinfo);
1787 struct hdmi_spec_per_pin *per_pin = get_pin(spec, pin_idx);
1788 hda_nid_t pin_nid = per_pin->pin_nid;
1792 if (is_haswell_plus(codec) || is_valleyview_plus(codec)) {
1793 /* Verify pin:cvt selections to avoid silent audio after S3.
1794 * After S3, the audio driver restores pin:cvt selections
1795 * but this can happen before gfx is ready and such selection
1796 * is overlooked by HW. Thus multiple pins can share a same
1797 * default convertor and mute control will affect each other,
1798 * which can cause a resumed audio playback become silent
1801 intel_verify_pin_cvt_connect(codec, per_pin);
1802 intel_not_share_assigned_cvt(codec, pin_nid, per_pin->mux_idx);
1805 non_pcm = check_non_pcm_per_cvt(codec, cvt_nid);
1806 mutex_lock(&per_pin->lock);
1807 per_pin->channels = substream->runtime->channels;
1808 per_pin->setup = true;
1810 hdmi_setup_audio_infoframe(codec, per_pin, non_pcm);
1811 mutex_unlock(&per_pin->lock);
1813 if (spec->dyn_pin_out) {
1814 pinctl = snd_hda_codec_read(codec, pin_nid, 0,
1815 AC_VERB_GET_PIN_WIDGET_CONTROL, 0);
1816 snd_hda_codec_write(codec, pin_nid, 0,
1817 AC_VERB_SET_PIN_WIDGET_CONTROL,
1821 return spec->ops.setup_stream(codec, cvt_nid, pin_nid, stream_tag, format);
1824 static int generic_hdmi_playback_pcm_cleanup(struct hda_pcm_stream *hinfo,
1825 struct hda_codec *codec,
1826 struct snd_pcm_substream *substream)
1828 snd_hda_codec_cleanup_stream(codec, hinfo->nid);
1832 static int hdmi_pcm_close(struct hda_pcm_stream *hinfo,
1833 struct hda_codec *codec,
1834 struct snd_pcm_substream *substream)
1836 struct hdmi_spec *spec = codec->spec;
1837 int cvt_idx, pin_idx;
1838 struct hdmi_spec_per_cvt *per_cvt;
1839 struct hdmi_spec_per_pin *per_pin;
1843 cvt_idx = cvt_nid_to_cvt_index(codec, hinfo->nid);
1844 if (snd_BUG_ON(cvt_idx < 0))
1846 per_cvt = get_cvt(spec, cvt_idx);
1848 snd_BUG_ON(!per_cvt->assigned);
1849 per_cvt->assigned = 0;
1852 pin_idx = hinfo_to_pin_index(codec, hinfo);
1853 if (snd_BUG_ON(pin_idx < 0))
1855 per_pin = get_pin(spec, pin_idx);
1857 if (spec->dyn_pin_out) {
1858 pinctl = snd_hda_codec_read(codec, per_pin->pin_nid, 0,
1859 AC_VERB_GET_PIN_WIDGET_CONTROL, 0);
1860 snd_hda_codec_write(codec, per_pin->pin_nid, 0,
1861 AC_VERB_SET_PIN_WIDGET_CONTROL,
1865 snd_hda_spdif_ctls_unassign(codec, pin_idx);
1867 mutex_lock(&per_pin->lock);
1868 per_pin->chmap_set = false;
1869 memset(per_pin->chmap, 0, sizeof(per_pin->chmap));
1871 per_pin->setup = false;
1872 per_pin->channels = 0;
1873 mutex_unlock(&per_pin->lock);
1879 static const struct hda_pcm_ops generic_ops = {
1880 .open = hdmi_pcm_open,
1881 .close = hdmi_pcm_close,
1882 .prepare = generic_hdmi_playback_pcm_prepare,
1883 .cleanup = generic_hdmi_playback_pcm_cleanup,
1887 * ALSA API channel-map control callbacks
1889 static int hdmi_chmap_ctl_info(struct snd_kcontrol *kcontrol,
1890 struct snd_ctl_elem_info *uinfo)
1892 struct snd_pcm_chmap *info = snd_kcontrol_chip(kcontrol);
1893 struct hda_codec *codec = info->private_data;
1894 struct hdmi_spec *spec = codec->spec;
1895 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
1896 uinfo->count = spec->channels_max;
1897 uinfo->value.integer.min = 0;
1898 uinfo->value.integer.max = SNDRV_CHMAP_LAST;
1902 static int hdmi_chmap_cea_alloc_validate_get_type(struct cea_channel_speaker_allocation *cap,
1905 /* If the speaker allocation matches the channel count, it is OK.*/
1906 if (cap->channels != channels)
1909 /* all channels are remappable freely */
1910 return SNDRV_CTL_TLVT_CHMAP_VAR;
1913 static void hdmi_cea_alloc_to_tlv_chmap(struct cea_channel_speaker_allocation *cap,
1914 unsigned int *chmap, int channels)
1919 for (c = 7; c >= 0; c--) {
1920 int spk = cap->speakers[c];
1924 chmap[count++] = spk_to_chmap(spk);
1927 WARN_ON(count != channels);
1930 static int hdmi_chmap_ctl_tlv(struct snd_kcontrol *kcontrol, int op_flag,
1931 unsigned int size, unsigned int __user *tlv)
1933 struct snd_pcm_chmap *info = snd_kcontrol_chip(kcontrol);
1934 struct hda_codec *codec = info->private_data;
1935 struct hdmi_spec *spec = codec->spec;
1936 unsigned int __user *dst;
1941 if (put_user(SNDRV_CTL_TLVT_CONTAINER, tlv))
1945 for (chs = 2; chs <= spec->channels_max; chs++) {
1947 struct cea_channel_speaker_allocation *cap;
1948 cap = channel_allocations;
1949 for (i = 0; i < ARRAY_SIZE(channel_allocations); i++, cap++) {
1950 int chs_bytes = chs * 4;
1951 int type = spec->ops.chmap_cea_alloc_validate_get_type(cap, chs);
1952 unsigned int tlv_chmap[8];
1958 if (put_user(type, dst) ||
1959 put_user(chs_bytes, dst + 1))
1964 if (size < chs_bytes)
1968 spec->ops.cea_alloc_to_tlv_chmap(cap, tlv_chmap, chs);
1969 if (copy_to_user(dst, tlv_chmap, chs_bytes))
1974 if (put_user(count, tlv + 1))
1979 static int hdmi_chmap_ctl_get(struct snd_kcontrol *kcontrol,
1980 struct snd_ctl_elem_value *ucontrol)
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);
1989 for (i = 0; i < ARRAY_SIZE(per_pin->chmap); i++)
1990 ucontrol->value.integer.value[i] = per_pin->chmap[i];
1994 static int hdmi_chmap_ctl_put(struct snd_kcontrol *kcontrol,
1995 struct snd_ctl_elem_value *ucontrol)
1997 struct snd_pcm_chmap *info = snd_kcontrol_chip(kcontrol);
1998 struct hda_codec *codec = info->private_data;
1999 struct hdmi_spec *spec = codec->spec;
2000 int pin_idx = kcontrol->private_value;
2001 struct hdmi_spec_per_pin *per_pin = get_pin(spec, pin_idx);
2002 unsigned int ctl_idx;
2003 struct snd_pcm_substream *substream;
2004 unsigned char chmap[8];
2005 int i, err, ca, prepared = 0;
2007 ctl_idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
2008 substream = snd_pcm_chmap_substream(info, ctl_idx);
2009 if (!substream || !substream->runtime)
2010 return 0; /* just for avoiding error from alsactl restore */
2011 switch (substream->runtime->status->state) {
2012 case SNDRV_PCM_STATE_OPEN:
2013 case SNDRV_PCM_STATE_SETUP:
2015 case SNDRV_PCM_STATE_PREPARED:
2021 memset(chmap, 0, sizeof(chmap));
2022 for (i = 0; i < ARRAY_SIZE(chmap); i++)
2023 chmap[i] = ucontrol->value.integer.value[i];
2024 if (!memcmp(chmap, per_pin->chmap, sizeof(chmap)))
2026 ca = hdmi_manual_channel_allocation(ARRAY_SIZE(chmap), chmap);
2029 if (spec->ops.chmap_validate) {
2030 err = spec->ops.chmap_validate(ca, ARRAY_SIZE(chmap), chmap);
2034 mutex_lock(&per_pin->lock);
2035 per_pin->chmap_set = true;
2036 memcpy(per_pin->chmap, chmap, sizeof(chmap));
2038 hdmi_setup_audio_infoframe(codec, per_pin, per_pin->non_pcm);
2039 mutex_unlock(&per_pin->lock);
2044 static int generic_hdmi_build_pcms(struct hda_codec *codec)
2046 struct hdmi_spec *spec = codec->spec;
2049 for (pin_idx = 0; pin_idx < spec->num_pins; pin_idx++) {
2050 struct hda_pcm *info;
2051 struct hda_pcm_stream *pstr;
2052 struct hdmi_spec_per_pin *per_pin;
2054 per_pin = get_pin(spec, pin_idx);
2055 info = snd_hda_codec_pcm_new(codec, "HDMI %d", pin_idx);
2058 spec->pcm_rec[pin_idx] = info;
2059 info->pcm_type = HDA_PCM_TYPE_HDMI;
2060 info->own_chmap = true;
2062 pstr = &info->stream[SNDRV_PCM_STREAM_PLAYBACK];
2063 pstr->substreams = 1;
2064 pstr->ops = generic_ops;
2065 /* other pstr fields are set in open */
2071 static int generic_hdmi_build_jack(struct hda_codec *codec, int pin_idx)
2073 char hdmi_str[32] = "HDMI/DP";
2074 struct hdmi_spec *spec = codec->spec;
2075 struct hdmi_spec_per_pin *per_pin = get_pin(spec, pin_idx);
2076 int pcmdev = get_pcm_rec(spec, pin_idx)->device;
2079 sprintf(hdmi_str + strlen(hdmi_str), ",pcm=%d", pcmdev);
2080 if (!is_jack_detectable(codec, per_pin->pin_nid))
2081 strncat(hdmi_str, " Phantom",
2082 sizeof(hdmi_str) - strlen(hdmi_str) - 1);
2084 return snd_hda_jack_add_kctl(codec, per_pin->pin_nid, hdmi_str, 0);
2087 static int generic_hdmi_build_controls(struct hda_codec *codec)
2089 struct hdmi_spec *spec = codec->spec;
2093 for (pin_idx = 0; pin_idx < spec->num_pins; pin_idx++) {
2094 struct hdmi_spec_per_pin *per_pin = get_pin(spec, pin_idx);
2096 err = generic_hdmi_build_jack(codec, pin_idx);
2100 err = snd_hda_create_dig_out_ctls(codec,
2102 per_pin->mux_nids[0],
2106 snd_hda_spdif_ctls_unassign(codec, pin_idx);
2108 /* add control for ELD Bytes */
2109 err = hdmi_create_eld_ctl(codec, pin_idx,
2110 get_pcm_rec(spec, pin_idx)->device);
2115 hdmi_present_sense(per_pin, 0);
2118 /* add channel maps */
2119 for (pin_idx = 0; pin_idx < spec->num_pins; pin_idx++) {
2120 struct hda_pcm *pcm;
2121 struct snd_pcm_chmap *chmap;
2122 struct snd_kcontrol *kctl;
2125 pcm = spec->pcm_rec[pin_idx];
2126 if (!pcm || !pcm->pcm)
2128 err = snd_pcm_add_chmap_ctls(pcm->pcm,
2129 SNDRV_PCM_STREAM_PLAYBACK,
2130 NULL, 0, pin_idx, &chmap);
2133 /* override handlers */
2134 chmap->private_data = codec;
2136 for (i = 0; i < kctl->count; i++)
2137 kctl->vd[i].access |= SNDRV_CTL_ELEM_ACCESS_WRITE;
2138 kctl->info = hdmi_chmap_ctl_info;
2139 kctl->get = hdmi_chmap_ctl_get;
2140 kctl->put = hdmi_chmap_ctl_put;
2141 kctl->tlv.c = hdmi_chmap_ctl_tlv;
2147 static int generic_hdmi_init_per_pins(struct hda_codec *codec)
2149 struct hdmi_spec *spec = codec->spec;
2152 for (pin_idx = 0; pin_idx < spec->num_pins; pin_idx++) {
2153 struct hdmi_spec_per_pin *per_pin = get_pin(spec, pin_idx);
2155 per_pin->codec = codec;
2156 mutex_init(&per_pin->lock);
2157 INIT_DELAYED_WORK(&per_pin->work, hdmi_repoll_eld);
2158 eld_proc_new(per_pin, pin_idx);
2163 static int generic_hdmi_init(struct hda_codec *codec)
2165 struct hdmi_spec *spec = codec->spec;
2168 for (pin_idx = 0; pin_idx < spec->num_pins; pin_idx++) {
2169 struct hdmi_spec_per_pin *per_pin = get_pin(spec, pin_idx);
2170 hda_nid_t pin_nid = per_pin->pin_nid;
2172 hdmi_init_pin(codec, pin_nid);
2173 snd_hda_jack_detect_enable_callback(codec, pin_nid,
2174 codec->jackpoll_interval > 0 ? jack_callback : NULL);
2179 static void hdmi_array_init(struct hdmi_spec *spec, int nums)
2181 snd_array_init(&spec->pins, sizeof(struct hdmi_spec_per_pin), nums);
2182 snd_array_init(&spec->cvts, sizeof(struct hdmi_spec_per_cvt), nums);
2185 static void hdmi_array_free(struct hdmi_spec *spec)
2187 snd_array_free(&spec->pins);
2188 snd_array_free(&spec->cvts);
2191 static void generic_hdmi_free(struct hda_codec *codec)
2193 struct hdmi_spec *spec = codec->spec;
2196 for (pin_idx = 0; pin_idx < spec->num_pins; pin_idx++) {
2197 struct hdmi_spec_per_pin *per_pin = get_pin(spec, pin_idx);
2199 cancel_delayed_work_sync(&per_pin->work);
2200 eld_proc_free(per_pin);
2203 hdmi_array_free(spec);
2208 static int generic_hdmi_resume(struct hda_codec *codec)
2210 struct hdmi_spec *spec = codec->spec;
2213 codec->patch_ops.init(codec);
2214 regcache_sync(codec->core.regmap);
2216 for (pin_idx = 0; pin_idx < spec->num_pins; pin_idx++) {
2217 struct hdmi_spec_per_pin *per_pin = get_pin(spec, pin_idx);
2218 hdmi_present_sense(per_pin, 1);
2224 static const struct hda_codec_ops generic_hdmi_patch_ops = {
2225 .init = generic_hdmi_init,
2226 .free = generic_hdmi_free,
2227 .build_pcms = generic_hdmi_build_pcms,
2228 .build_controls = generic_hdmi_build_controls,
2229 .unsol_event = hdmi_unsol_event,
2231 .resume = generic_hdmi_resume,
2235 static const struct hdmi_ops generic_standard_hdmi_ops = {
2236 .pin_get_eld = snd_hdmi_get_eld,
2237 .pin_get_slot_channel = hdmi_pin_get_slot_channel,
2238 .pin_set_slot_channel = hdmi_pin_set_slot_channel,
2239 .pin_setup_infoframe = hdmi_pin_setup_infoframe,
2240 .pin_hbr_setup = hdmi_pin_hbr_setup,
2241 .setup_stream = hdmi_setup_stream,
2242 .chmap_cea_alloc_validate_get_type = hdmi_chmap_cea_alloc_validate_get_type,
2243 .cea_alloc_to_tlv_chmap = hdmi_cea_alloc_to_tlv_chmap,
2247 static void intel_haswell_fixup_connect_list(struct hda_codec *codec,
2250 struct hdmi_spec *spec = codec->spec;
2254 nconns = snd_hda_get_connections(codec, nid, conns, ARRAY_SIZE(conns));
2255 if (nconns == spec->num_cvts &&
2256 !memcmp(conns, spec->cvt_nids, spec->num_cvts * sizeof(hda_nid_t)))
2259 /* override pins connection list */
2260 codec_dbg(codec, "hdmi: haswell: override pin connection 0x%x\n", nid);
2261 snd_hda_override_conn_list(codec, nid, spec->num_cvts, spec->cvt_nids);
2264 #define INTEL_VENDOR_NID 0x08
2265 #define INTEL_GET_VENDOR_VERB 0xf81
2266 #define INTEL_SET_VENDOR_VERB 0x781
2267 #define INTEL_EN_DP12 0x02 /* enable DP 1.2 features */
2268 #define INTEL_EN_ALL_PIN_CVTS 0x01 /* enable 2nd & 3rd pins and convertors */
2270 static void intel_haswell_enable_all_pins(struct hda_codec *codec,
2273 unsigned int vendor_param;
2275 vendor_param = snd_hda_codec_read(codec, INTEL_VENDOR_NID, 0,
2276 INTEL_GET_VENDOR_VERB, 0);
2277 if (vendor_param == -1 || vendor_param & INTEL_EN_ALL_PIN_CVTS)
2280 vendor_param |= INTEL_EN_ALL_PIN_CVTS;
2281 vendor_param = snd_hda_codec_read(codec, INTEL_VENDOR_NID, 0,
2282 INTEL_SET_VENDOR_VERB, vendor_param);
2283 if (vendor_param == -1)
2287 snd_hda_codec_update_widgets(codec);
2290 static void intel_haswell_fixup_enable_dp12(struct hda_codec *codec)
2292 unsigned int vendor_param;
2294 vendor_param = snd_hda_codec_read(codec, INTEL_VENDOR_NID, 0,
2295 INTEL_GET_VENDOR_VERB, 0);
2296 if (vendor_param == -1 || vendor_param & INTEL_EN_DP12)
2299 /* enable DP1.2 mode */
2300 vendor_param |= INTEL_EN_DP12;
2301 snd_hdac_regmap_add_vendor_verb(&codec->core, INTEL_SET_VENDOR_VERB);
2302 snd_hda_codec_write_cache(codec, INTEL_VENDOR_NID, 0,
2303 INTEL_SET_VENDOR_VERB, vendor_param);
2306 /* Haswell needs to re-issue the vendor-specific verbs before turning to D0.
2307 * Otherwise you may get severe h/w communication errors.
2309 static void haswell_set_power_state(struct hda_codec *codec, hda_nid_t fg,
2310 unsigned int power_state)
2312 if (power_state == AC_PWRST_D0) {
2313 intel_haswell_enable_all_pins(codec, false);
2314 intel_haswell_fixup_enable_dp12(codec);
2317 snd_hda_codec_read(codec, fg, 0, AC_VERB_SET_POWER_STATE, power_state);
2318 snd_hda_codec_set_power_to_all(codec, fg, power_state);
2321 static int patch_generic_hdmi(struct hda_codec *codec)
2323 struct hdmi_spec *spec;
2325 spec = kzalloc(sizeof(*spec), GFP_KERNEL);
2329 spec->ops = generic_standard_hdmi_ops;
2331 hdmi_array_init(spec, 4);
2333 if (is_haswell_plus(codec)) {
2334 intel_haswell_enable_all_pins(codec, true);
2335 intel_haswell_fixup_enable_dp12(codec);
2338 if (is_haswell_plus(codec) || is_valleyview_plus(codec))
2339 codec->depop_delay = 0;
2341 if (hdmi_parse_codec(codec) < 0) {
2346 codec->patch_ops = generic_hdmi_patch_ops;
2347 if (is_haswell_plus(codec)) {
2348 codec->patch_ops.set_power_state = haswell_set_power_state;
2349 codec->dp_mst = true;
2352 generic_hdmi_init_per_pins(codec);
2354 init_channel_allocations();
2360 * Shared non-generic implementations
2363 static int simple_playback_build_pcms(struct hda_codec *codec)
2365 struct hdmi_spec *spec = codec->spec;
2366 struct hda_pcm *info;
2368 struct hda_pcm_stream *pstr;
2369 struct hdmi_spec_per_cvt *per_cvt;
2371 per_cvt = get_cvt(spec, 0);
2372 chans = get_wcaps(codec, per_cvt->cvt_nid);
2373 chans = get_wcaps_channels(chans);
2375 info = snd_hda_codec_pcm_new(codec, "HDMI 0");
2378 spec->pcm_rec[0] = info;
2379 info->pcm_type = HDA_PCM_TYPE_HDMI;
2380 pstr = &info->stream[SNDRV_PCM_STREAM_PLAYBACK];
2381 *pstr = spec->pcm_playback;
2382 pstr->nid = per_cvt->cvt_nid;
2383 if (pstr->channels_max <= 2 && chans && chans <= 16)
2384 pstr->channels_max = chans;
2389 /* unsolicited event for jack sensing */
2390 static void simple_hdmi_unsol_event(struct hda_codec *codec,
2393 snd_hda_jack_set_dirty_all(codec);
2394 snd_hda_jack_report_sync(codec);
2397 /* generic_hdmi_build_jack can be used for simple_hdmi, too,
2398 * as long as spec->pins[] is set correctly
2400 #define simple_hdmi_build_jack generic_hdmi_build_jack
2402 static int simple_playback_build_controls(struct hda_codec *codec)
2404 struct hdmi_spec *spec = codec->spec;
2405 struct hdmi_spec_per_cvt *per_cvt;
2408 per_cvt = get_cvt(spec, 0);
2409 err = snd_hda_create_dig_out_ctls(codec, per_cvt->cvt_nid,
2414 return simple_hdmi_build_jack(codec, 0);
2417 static int simple_playback_init(struct hda_codec *codec)
2419 struct hdmi_spec *spec = codec->spec;
2420 struct hdmi_spec_per_pin *per_pin = get_pin(spec, 0);
2421 hda_nid_t pin = per_pin->pin_nid;
2423 snd_hda_codec_write(codec, pin, 0,
2424 AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT);
2425 /* some codecs require to unmute the pin */
2426 if (get_wcaps(codec, pin) & AC_WCAP_OUT_AMP)
2427 snd_hda_codec_write(codec, pin, 0, AC_VERB_SET_AMP_GAIN_MUTE,
2429 snd_hda_jack_detect_enable(codec, pin);
2433 static void simple_playback_free(struct hda_codec *codec)
2435 struct hdmi_spec *spec = codec->spec;
2437 hdmi_array_free(spec);
2442 * Nvidia specific implementations
2445 #define Nv_VERB_SET_Channel_Allocation 0xF79
2446 #define Nv_VERB_SET_Info_Frame_Checksum 0xF7A
2447 #define Nv_VERB_SET_Audio_Protection_On 0xF98
2448 #define Nv_VERB_SET_Audio_Protection_Off 0xF99
2450 #define nvhdmi_master_con_nid_7x 0x04
2451 #define nvhdmi_master_pin_nid_7x 0x05
2453 static const hda_nid_t nvhdmi_con_nids_7x[4] = {
2454 /*front, rear, clfe, rear_surr */
2458 static const struct hda_verb nvhdmi_basic_init_7x_2ch[] = {
2459 /* set audio protect on */
2460 { 0x1, Nv_VERB_SET_Audio_Protection_On, 0x1},
2461 /* enable digital output on pin widget */
2462 { 0x5, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT | 0x5 },
2466 static const struct hda_verb nvhdmi_basic_init_7x_8ch[] = {
2467 /* set audio protect on */
2468 { 0x1, Nv_VERB_SET_Audio_Protection_On, 0x1},
2469 /* enable digital output on pin widget */
2470 { 0x5, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT | 0x5 },
2471 { 0x7, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT | 0x5 },
2472 { 0x9, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT | 0x5 },
2473 { 0xb, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT | 0x5 },
2474 { 0xd, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT | 0x5 },
2478 #ifdef LIMITED_RATE_FMT_SUPPORT
2479 /* support only the safe format and rate */
2480 #define SUPPORTED_RATES SNDRV_PCM_RATE_48000
2481 #define SUPPORTED_MAXBPS 16
2482 #define SUPPORTED_FORMATS SNDRV_PCM_FMTBIT_S16_LE
2484 /* support all rates and formats */
2485 #define SUPPORTED_RATES \
2486 (SNDRV_PCM_RATE_32000 | SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_48000 |\
2487 SNDRV_PCM_RATE_88200 | SNDRV_PCM_RATE_96000 | SNDRV_PCM_RATE_176400 |\
2488 SNDRV_PCM_RATE_192000)
2489 #define SUPPORTED_MAXBPS 24
2490 #define SUPPORTED_FORMATS \
2491 (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S32_LE)
2494 static int nvhdmi_7x_init_2ch(struct hda_codec *codec)
2496 snd_hda_sequence_write(codec, nvhdmi_basic_init_7x_2ch);
2500 static int nvhdmi_7x_init_8ch(struct hda_codec *codec)
2502 snd_hda_sequence_write(codec, nvhdmi_basic_init_7x_8ch);
2506 static unsigned int channels_2_6_8[] = {
2510 static unsigned int channels_2_8[] = {
2514 static struct snd_pcm_hw_constraint_list hw_constraints_2_6_8_channels = {
2515 .count = ARRAY_SIZE(channels_2_6_8),
2516 .list = channels_2_6_8,
2520 static struct snd_pcm_hw_constraint_list hw_constraints_2_8_channels = {
2521 .count = ARRAY_SIZE(channels_2_8),
2522 .list = channels_2_8,
2526 static int simple_playback_pcm_open(struct hda_pcm_stream *hinfo,
2527 struct hda_codec *codec,
2528 struct snd_pcm_substream *substream)
2530 struct hdmi_spec *spec = codec->spec;
2531 struct snd_pcm_hw_constraint_list *hw_constraints_channels = NULL;
2533 switch (codec->preset->id) {
2538 hw_constraints_channels = &hw_constraints_2_8_channels;
2541 hw_constraints_channels = &hw_constraints_2_6_8_channels;
2547 if (hw_constraints_channels != NULL) {
2548 snd_pcm_hw_constraint_list(substream->runtime, 0,
2549 SNDRV_PCM_HW_PARAM_CHANNELS,
2550 hw_constraints_channels);
2552 snd_pcm_hw_constraint_step(substream->runtime, 0,
2553 SNDRV_PCM_HW_PARAM_CHANNELS, 2);
2556 return snd_hda_multi_out_dig_open(codec, &spec->multiout);
2559 static int simple_playback_pcm_close(struct hda_pcm_stream *hinfo,
2560 struct hda_codec *codec,
2561 struct snd_pcm_substream *substream)
2563 struct hdmi_spec *spec = codec->spec;
2564 return snd_hda_multi_out_dig_close(codec, &spec->multiout);
2567 static int simple_playback_pcm_prepare(struct hda_pcm_stream *hinfo,
2568 struct hda_codec *codec,
2569 unsigned int stream_tag,
2570 unsigned int format,
2571 struct snd_pcm_substream *substream)
2573 struct hdmi_spec *spec = codec->spec;
2574 return snd_hda_multi_out_dig_prepare(codec, &spec->multiout,
2575 stream_tag, format, substream);
2578 static const struct hda_pcm_stream simple_pcm_playback = {
2583 .open = simple_playback_pcm_open,
2584 .close = simple_playback_pcm_close,
2585 .prepare = simple_playback_pcm_prepare
2589 static const struct hda_codec_ops simple_hdmi_patch_ops = {
2590 .build_controls = simple_playback_build_controls,
2591 .build_pcms = simple_playback_build_pcms,
2592 .init = simple_playback_init,
2593 .free = simple_playback_free,
2594 .unsol_event = simple_hdmi_unsol_event,
2597 static int patch_simple_hdmi(struct hda_codec *codec,
2598 hda_nid_t cvt_nid, hda_nid_t pin_nid)
2600 struct hdmi_spec *spec;
2601 struct hdmi_spec_per_cvt *per_cvt;
2602 struct hdmi_spec_per_pin *per_pin;
2604 spec = kzalloc(sizeof(*spec), GFP_KERNEL);
2609 hdmi_array_init(spec, 1);
2611 spec->multiout.num_dacs = 0; /* no analog */
2612 spec->multiout.max_channels = 2;
2613 spec->multiout.dig_out_nid = cvt_nid;
2616 per_pin = snd_array_new(&spec->pins);
2617 per_cvt = snd_array_new(&spec->cvts);
2618 if (!per_pin || !per_cvt) {
2619 simple_playback_free(codec);
2622 per_cvt->cvt_nid = cvt_nid;
2623 per_pin->pin_nid = pin_nid;
2624 spec->pcm_playback = simple_pcm_playback;
2626 codec->patch_ops = simple_hdmi_patch_ops;
2631 static void nvhdmi_8ch_7x_set_info_frame_parameters(struct hda_codec *codec,
2634 unsigned int chanmask;
2635 int chan = channels ? (channels - 1) : 1;
2654 /* Set the audio infoframe channel allocation and checksum fields. The
2655 * channel count is computed implicitly by the hardware. */
2656 snd_hda_codec_write(codec, 0x1, 0,
2657 Nv_VERB_SET_Channel_Allocation, chanmask);
2659 snd_hda_codec_write(codec, 0x1, 0,
2660 Nv_VERB_SET_Info_Frame_Checksum,
2661 (0x71 - chan - chanmask));
2664 static int nvhdmi_8ch_7x_pcm_close(struct hda_pcm_stream *hinfo,
2665 struct hda_codec *codec,
2666 struct snd_pcm_substream *substream)
2668 struct hdmi_spec *spec = codec->spec;
2671 snd_hda_codec_write(codec, nvhdmi_master_con_nid_7x,
2672 0, AC_VERB_SET_CHANNEL_STREAMID, 0);
2673 for (i = 0; i < 4; i++) {
2674 /* set the stream id */
2675 snd_hda_codec_write(codec, nvhdmi_con_nids_7x[i], 0,
2676 AC_VERB_SET_CHANNEL_STREAMID, 0);
2677 /* set the stream format */
2678 snd_hda_codec_write(codec, nvhdmi_con_nids_7x[i], 0,
2679 AC_VERB_SET_STREAM_FORMAT, 0);
2682 /* The audio hardware sends a channel count of 0x7 (8ch) when all the
2683 * streams are disabled. */
2684 nvhdmi_8ch_7x_set_info_frame_parameters(codec, 8);
2686 return snd_hda_multi_out_dig_close(codec, &spec->multiout);
2689 static int nvhdmi_8ch_7x_pcm_prepare(struct hda_pcm_stream *hinfo,
2690 struct hda_codec *codec,
2691 unsigned int stream_tag,
2692 unsigned int format,
2693 struct snd_pcm_substream *substream)
2696 unsigned int dataDCC2, channel_id;
2698 struct hdmi_spec *spec = codec->spec;
2699 struct hda_spdif_out *spdif;
2700 struct hdmi_spec_per_cvt *per_cvt;
2702 mutex_lock(&codec->spdif_mutex);
2703 per_cvt = get_cvt(spec, 0);
2704 spdif = snd_hda_spdif_out_of_nid(codec, per_cvt->cvt_nid);
2706 chs = substream->runtime->channels;
2710 /* turn off SPDIF once; otherwise the IEC958 bits won't be updated */
2711 if (codec->spdif_status_reset && (spdif->ctls & AC_DIG1_ENABLE))
2712 snd_hda_codec_write(codec,
2713 nvhdmi_master_con_nid_7x,
2715 AC_VERB_SET_DIGI_CONVERT_1,
2716 spdif->ctls & ~AC_DIG1_ENABLE & 0xff);
2718 /* set the stream id */
2719 snd_hda_codec_write(codec, nvhdmi_master_con_nid_7x, 0,
2720 AC_VERB_SET_CHANNEL_STREAMID, (stream_tag << 4) | 0x0);
2722 /* set the stream format */
2723 snd_hda_codec_write(codec, nvhdmi_master_con_nid_7x, 0,
2724 AC_VERB_SET_STREAM_FORMAT, format);
2726 /* turn on again (if needed) */
2727 /* enable and set the channel status audio/data flag */
2728 if (codec->spdif_status_reset && (spdif->ctls & AC_DIG1_ENABLE)) {
2729 snd_hda_codec_write(codec,
2730 nvhdmi_master_con_nid_7x,
2732 AC_VERB_SET_DIGI_CONVERT_1,
2733 spdif->ctls & 0xff);
2734 snd_hda_codec_write(codec,
2735 nvhdmi_master_con_nid_7x,
2737 AC_VERB_SET_DIGI_CONVERT_2, dataDCC2);
2740 for (i = 0; i < 4; i++) {
2746 /* turn off SPDIF once;
2747 *otherwise the IEC958 bits won't be updated
2749 if (codec->spdif_status_reset &&
2750 (spdif->ctls & AC_DIG1_ENABLE))
2751 snd_hda_codec_write(codec,
2752 nvhdmi_con_nids_7x[i],
2754 AC_VERB_SET_DIGI_CONVERT_1,
2755 spdif->ctls & ~AC_DIG1_ENABLE & 0xff);
2756 /* set the stream id */
2757 snd_hda_codec_write(codec,
2758 nvhdmi_con_nids_7x[i],
2760 AC_VERB_SET_CHANNEL_STREAMID,
2761 (stream_tag << 4) | channel_id);
2762 /* set the stream format */
2763 snd_hda_codec_write(codec,
2764 nvhdmi_con_nids_7x[i],
2766 AC_VERB_SET_STREAM_FORMAT,
2768 /* turn on again (if needed) */
2769 /* enable and set the channel status audio/data flag */
2770 if (codec->spdif_status_reset &&
2771 (spdif->ctls & AC_DIG1_ENABLE)) {
2772 snd_hda_codec_write(codec,
2773 nvhdmi_con_nids_7x[i],
2775 AC_VERB_SET_DIGI_CONVERT_1,
2776 spdif->ctls & 0xff);
2777 snd_hda_codec_write(codec,
2778 nvhdmi_con_nids_7x[i],
2780 AC_VERB_SET_DIGI_CONVERT_2, dataDCC2);
2784 nvhdmi_8ch_7x_set_info_frame_parameters(codec, chs);
2786 mutex_unlock(&codec->spdif_mutex);
2790 static const struct hda_pcm_stream nvhdmi_pcm_playback_8ch_7x = {
2794 .nid = nvhdmi_master_con_nid_7x,
2795 .rates = SUPPORTED_RATES,
2796 .maxbps = SUPPORTED_MAXBPS,
2797 .formats = SUPPORTED_FORMATS,
2799 .open = simple_playback_pcm_open,
2800 .close = nvhdmi_8ch_7x_pcm_close,
2801 .prepare = nvhdmi_8ch_7x_pcm_prepare
2805 static int patch_nvhdmi_2ch(struct hda_codec *codec)
2807 struct hdmi_spec *spec;
2808 int err = patch_simple_hdmi(codec, nvhdmi_master_con_nid_7x,
2809 nvhdmi_master_pin_nid_7x);
2813 codec->patch_ops.init = nvhdmi_7x_init_2ch;
2814 /* override the PCM rates, etc, as the codec doesn't give full list */
2816 spec->pcm_playback.rates = SUPPORTED_RATES;
2817 spec->pcm_playback.maxbps = SUPPORTED_MAXBPS;
2818 spec->pcm_playback.formats = SUPPORTED_FORMATS;
2822 static int nvhdmi_7x_8ch_build_pcms(struct hda_codec *codec)
2824 struct hdmi_spec *spec = codec->spec;
2825 int err = simple_playback_build_pcms(codec);
2827 struct hda_pcm *info = get_pcm_rec(spec, 0);
2828 info->own_chmap = true;
2833 static int nvhdmi_7x_8ch_build_controls(struct hda_codec *codec)
2835 struct hdmi_spec *spec = codec->spec;
2836 struct hda_pcm *info;
2837 struct snd_pcm_chmap *chmap;
2840 err = simple_playback_build_controls(codec);
2844 /* add channel maps */
2845 info = get_pcm_rec(spec, 0);
2846 err = snd_pcm_add_chmap_ctls(info->pcm,
2847 SNDRV_PCM_STREAM_PLAYBACK,
2848 snd_pcm_alt_chmaps, 8, 0, &chmap);
2851 switch (codec->preset->id) {
2856 chmap->channel_mask = (1U << 2) | (1U << 8);
2859 chmap->channel_mask = (1U << 2) | (1U << 6) | (1U << 8);
2864 static int patch_nvhdmi_8ch_7x(struct hda_codec *codec)
2866 struct hdmi_spec *spec;
2867 int err = patch_nvhdmi_2ch(codec);
2871 spec->multiout.max_channels = 8;
2872 spec->pcm_playback = nvhdmi_pcm_playback_8ch_7x;
2873 codec->patch_ops.init = nvhdmi_7x_init_8ch;
2874 codec->patch_ops.build_pcms = nvhdmi_7x_8ch_build_pcms;
2875 codec->patch_ops.build_controls = nvhdmi_7x_8ch_build_controls;
2877 /* Initialize the audio infoframe channel mask and checksum to something
2879 nvhdmi_8ch_7x_set_info_frame_parameters(codec, 8);
2885 * NVIDIA codecs ignore ASP mapping for 2ch - confirmed on:
2889 static int nvhdmi_chmap_cea_alloc_validate_get_type(struct cea_channel_speaker_allocation *cap,
2892 if (cap->ca_index == 0x00 && channels == 2)
2893 return SNDRV_CTL_TLVT_CHMAP_FIXED;
2895 return hdmi_chmap_cea_alloc_validate_get_type(cap, channels);
2898 static int nvhdmi_chmap_validate(int ca, int chs, unsigned char *map)
2900 if (ca == 0x00 && (map[0] != SNDRV_CHMAP_FL || map[1] != SNDRV_CHMAP_FR))
2906 static int patch_nvhdmi(struct hda_codec *codec)
2908 struct hdmi_spec *spec;
2911 err = patch_generic_hdmi(codec);
2916 spec->dyn_pin_out = true;
2918 spec->ops.chmap_cea_alloc_validate_get_type =
2919 nvhdmi_chmap_cea_alloc_validate_get_type;
2920 spec->ops.chmap_validate = nvhdmi_chmap_validate;
2926 * ATI/AMD-specific implementations
2929 #define is_amdhdmi_rev3_or_later(codec) \
2930 ((codec)->core.vendor_id == 0x1002aa01 && \
2931 ((codec)->core.revision_id & 0xff00) >= 0x0300)
2932 #define has_amd_full_remap_support(codec) is_amdhdmi_rev3_or_later(codec)
2934 /* ATI/AMD specific HDA pin verbs, see the AMD HDA Verbs specification */
2935 #define ATI_VERB_SET_CHANNEL_ALLOCATION 0x771
2936 #define ATI_VERB_SET_DOWNMIX_INFO 0x772
2937 #define ATI_VERB_SET_MULTICHANNEL_01 0x777
2938 #define ATI_VERB_SET_MULTICHANNEL_23 0x778
2939 #define ATI_VERB_SET_MULTICHANNEL_45 0x779
2940 #define ATI_VERB_SET_MULTICHANNEL_67 0x77a
2941 #define ATI_VERB_SET_HBR_CONTROL 0x77c
2942 #define ATI_VERB_SET_MULTICHANNEL_1 0x785
2943 #define ATI_VERB_SET_MULTICHANNEL_3 0x786
2944 #define ATI_VERB_SET_MULTICHANNEL_5 0x787
2945 #define ATI_VERB_SET_MULTICHANNEL_7 0x788
2946 #define ATI_VERB_SET_MULTICHANNEL_MODE 0x789
2947 #define ATI_VERB_GET_CHANNEL_ALLOCATION 0xf71
2948 #define ATI_VERB_GET_DOWNMIX_INFO 0xf72
2949 #define ATI_VERB_GET_MULTICHANNEL_01 0xf77
2950 #define ATI_VERB_GET_MULTICHANNEL_23 0xf78
2951 #define ATI_VERB_GET_MULTICHANNEL_45 0xf79
2952 #define ATI_VERB_GET_MULTICHANNEL_67 0xf7a
2953 #define ATI_VERB_GET_HBR_CONTROL 0xf7c
2954 #define ATI_VERB_GET_MULTICHANNEL_1 0xf85
2955 #define ATI_VERB_GET_MULTICHANNEL_3 0xf86
2956 #define ATI_VERB_GET_MULTICHANNEL_5 0xf87
2957 #define ATI_VERB_GET_MULTICHANNEL_7 0xf88
2958 #define ATI_VERB_GET_MULTICHANNEL_MODE 0xf89
2960 /* AMD specific HDA cvt verbs */
2961 #define ATI_VERB_SET_RAMP_RATE 0x770
2962 #define ATI_VERB_GET_RAMP_RATE 0xf70
2964 #define ATI_OUT_ENABLE 0x1
2966 #define ATI_MULTICHANNEL_MODE_PAIRED 0
2967 #define ATI_MULTICHANNEL_MODE_SINGLE 1
2969 #define ATI_HBR_CAPABLE 0x01
2970 #define ATI_HBR_ENABLE 0x10
2972 static int atihdmi_pin_get_eld(struct hda_codec *codec, hda_nid_t nid,
2973 unsigned char *buf, int *eld_size)
2975 /* call hda_eld.c ATI/AMD-specific function */
2976 return snd_hdmi_get_eld_ati(codec, nid, buf, eld_size,
2977 is_amdhdmi_rev3_or_later(codec));
2980 static void atihdmi_pin_setup_infoframe(struct hda_codec *codec, hda_nid_t pin_nid, int ca,
2981 int active_channels, int conn_type)
2983 snd_hda_codec_write(codec, pin_nid, 0, ATI_VERB_SET_CHANNEL_ALLOCATION, ca);
2986 static int atihdmi_paired_swap_fc_lfe(int pos)
2989 * ATI/AMD have automatic FC/LFE swap built-in
2990 * when in pairwise mapping mode.
2994 /* see channel_allocations[].speakers[] */
3003 static int atihdmi_paired_chmap_validate(int ca, int chs, unsigned char *map)
3005 struct cea_channel_speaker_allocation *cap;
3008 /* check that only channel pairs need to be remapped on old pre-rev3 ATI/AMD */
3010 cap = &channel_allocations[get_channel_allocation_order(ca)];
3011 for (i = 0; i < chs; ++i) {
3012 int mask = to_spk_mask(map[i]);
3014 bool companion_ok = false;
3019 for (j = 0 + i % 2; j < 8; j += 2) {
3020 int chan_idx = 7 - atihdmi_paired_swap_fc_lfe(j);
3021 if (cap->speakers[chan_idx] == mask) {
3022 /* channel is in a supported position */
3025 if (i % 2 == 0 && i + 1 < chs) {
3026 /* even channel, check the odd companion */
3027 int comp_chan_idx = 7 - atihdmi_paired_swap_fc_lfe(j + 1);
3028 int comp_mask_req = to_spk_mask(map[i+1]);
3029 int comp_mask_act = cap->speakers[comp_chan_idx];
3031 if (comp_mask_req == comp_mask_act)
3032 companion_ok = true;
3044 i++; /* companion channel already checked */
3050 static int atihdmi_pin_set_slot_channel(struct hda_codec *codec, hda_nid_t pin_nid,
3051 int hdmi_slot, int stream_channel)
3054 int ati_channel_setup = 0;
3059 if (!has_amd_full_remap_support(codec)) {
3060 hdmi_slot = atihdmi_paired_swap_fc_lfe(hdmi_slot);
3062 /* In case this is an odd slot but without stream channel, do not
3063 * disable the slot since the corresponding even slot could have a
3064 * channel. In case neither have a channel, the slot pair will be
3065 * disabled when this function is called for the even slot. */
3066 if (hdmi_slot % 2 != 0 && stream_channel == 0xf)
3069 hdmi_slot -= hdmi_slot % 2;
3071 if (stream_channel != 0xf)
3072 stream_channel -= stream_channel % 2;
3075 verb = ATI_VERB_SET_MULTICHANNEL_01 + hdmi_slot/2 + (hdmi_slot % 2) * 0x00e;
3077 /* ati_channel_setup format: [7..4] = stream_channel_id, [1] = mute, [0] = enable */
3079 if (stream_channel != 0xf)
3080 ati_channel_setup = (stream_channel << 4) | ATI_OUT_ENABLE;
3082 return snd_hda_codec_write(codec, pin_nid, 0, verb, ati_channel_setup);
3085 static int atihdmi_pin_get_slot_channel(struct hda_codec *codec, hda_nid_t pin_nid,
3088 bool was_odd = false;
3089 int ati_asp_slot = asp_slot;
3091 int ati_channel_setup;
3096 if (!has_amd_full_remap_support(codec)) {
3097 ati_asp_slot = atihdmi_paired_swap_fc_lfe(asp_slot);
3098 if (ati_asp_slot % 2 != 0) {
3104 verb = ATI_VERB_GET_MULTICHANNEL_01 + ati_asp_slot/2 + (ati_asp_slot % 2) * 0x00e;
3106 ati_channel_setup = snd_hda_codec_read(codec, pin_nid, 0, verb, 0);
3108 if (!(ati_channel_setup & ATI_OUT_ENABLE))
3111 return ((ati_channel_setup & 0xf0) >> 4) + !!was_odd;
3114 static int atihdmi_paired_chmap_cea_alloc_validate_get_type(struct cea_channel_speaker_allocation *cap,
3120 * Pre-rev3 ATI/AMD codecs operate in a paired channel mode, so
3121 * we need to take that into account (a single channel may take 2
3122 * channel slots if we need to carry a silent channel next to it).
3123 * On Rev3+ AMD codecs this function is not used.
3127 /* We only produce even-numbered channel count TLVs */
3128 if ((channels % 2) != 0)
3131 for (c = 0; c < 7; c += 2) {
3132 if (cap->speakers[c] || cap->speakers[c+1])
3136 if (chanpairs * 2 != channels)
3139 return SNDRV_CTL_TLVT_CHMAP_PAIRED;
3142 static void atihdmi_paired_cea_alloc_to_tlv_chmap(struct cea_channel_speaker_allocation *cap,
3143 unsigned int *chmap, int channels)
3145 /* produce paired maps for pre-rev3 ATI/AMD codecs */
3149 for (c = 7; c >= 0; c--) {
3150 int chan = 7 - atihdmi_paired_swap_fc_lfe(7 - c);
3151 int spk = cap->speakers[chan];
3153 /* add N/A channel if the companion channel is occupied */
3154 if (cap->speakers[chan + (chan % 2 ? -1 : 1)])
3155 chmap[count++] = SNDRV_CHMAP_NA;
3160 chmap[count++] = spk_to_chmap(spk);
3163 WARN_ON(count != channels);
3166 static int atihdmi_pin_hbr_setup(struct hda_codec *codec, hda_nid_t pin_nid,
3169 int hbr_ctl, hbr_ctl_new;
3171 hbr_ctl = snd_hda_codec_read(codec, pin_nid, 0, ATI_VERB_GET_HBR_CONTROL, 0);
3172 if (hbr_ctl >= 0 && (hbr_ctl & ATI_HBR_CAPABLE)) {
3174 hbr_ctl_new = hbr_ctl | ATI_HBR_ENABLE;
3176 hbr_ctl_new = hbr_ctl & ~ATI_HBR_ENABLE;
3179 "atihdmi_pin_hbr_setup: NID=0x%x, %shbr-ctl=0x%x\n",
3181 hbr_ctl == hbr_ctl_new ? "" : "new-",
3184 if (hbr_ctl != hbr_ctl_new)
3185 snd_hda_codec_write(codec, pin_nid, 0,
3186 ATI_VERB_SET_HBR_CONTROL,
3195 static int atihdmi_setup_stream(struct hda_codec *codec, hda_nid_t cvt_nid,
3196 hda_nid_t pin_nid, u32 stream_tag, int format)
3199 if (is_amdhdmi_rev3_or_later(codec)) {
3200 int ramp_rate = 180; /* default as per AMD spec */
3201 /* disable ramp-up/down for non-pcm as per AMD spec */
3202 if (format & AC_FMT_TYPE_NON_PCM)
3205 snd_hda_codec_write(codec, cvt_nid, 0, ATI_VERB_SET_RAMP_RATE, ramp_rate);
3208 return hdmi_setup_stream(codec, cvt_nid, pin_nid, stream_tag, format);
3212 static int atihdmi_init(struct hda_codec *codec)
3214 struct hdmi_spec *spec = codec->spec;
3217 err = generic_hdmi_init(codec);
3222 for (pin_idx = 0; pin_idx < spec->num_pins; pin_idx++) {
3223 struct hdmi_spec_per_pin *per_pin = get_pin(spec, pin_idx);
3225 /* make sure downmix information in infoframe is zero */
3226 snd_hda_codec_write(codec, per_pin->pin_nid, 0, ATI_VERB_SET_DOWNMIX_INFO, 0);
3228 /* enable channel-wise remap mode if supported */
3229 if (has_amd_full_remap_support(codec))
3230 snd_hda_codec_write(codec, per_pin->pin_nid, 0,
3231 ATI_VERB_SET_MULTICHANNEL_MODE,
3232 ATI_MULTICHANNEL_MODE_SINGLE);
3238 static int patch_atihdmi(struct hda_codec *codec)
3240 struct hdmi_spec *spec;
3241 struct hdmi_spec_per_cvt *per_cvt;
3244 err = patch_generic_hdmi(codec);
3249 codec->patch_ops.init = atihdmi_init;
3253 spec->ops.pin_get_eld = atihdmi_pin_get_eld;
3254 spec->ops.pin_get_slot_channel = atihdmi_pin_get_slot_channel;
3255 spec->ops.pin_set_slot_channel = atihdmi_pin_set_slot_channel;
3256 spec->ops.pin_setup_infoframe = atihdmi_pin_setup_infoframe;
3257 spec->ops.pin_hbr_setup = atihdmi_pin_hbr_setup;
3258 spec->ops.setup_stream = atihdmi_setup_stream;
3260 if (!has_amd_full_remap_support(codec)) {
3261 /* override to ATI/AMD-specific versions with pairwise mapping */
3262 spec->ops.chmap_cea_alloc_validate_get_type =
3263 atihdmi_paired_chmap_cea_alloc_validate_get_type;
3264 spec->ops.cea_alloc_to_tlv_chmap = atihdmi_paired_cea_alloc_to_tlv_chmap;
3265 spec->ops.chmap_validate = atihdmi_paired_chmap_validate;
3268 /* ATI/AMD converters do not advertise all of their capabilities */
3269 for (cvt_idx = 0; cvt_idx < spec->num_cvts; cvt_idx++) {
3270 per_cvt = get_cvt(spec, cvt_idx);
3271 per_cvt->channels_max = max(per_cvt->channels_max, 8u);
3272 per_cvt->rates |= SUPPORTED_RATES;
3273 per_cvt->formats |= SUPPORTED_FORMATS;
3274 per_cvt->maxbps = max(per_cvt->maxbps, 24u);
3277 spec->channels_max = max(spec->channels_max, 8u);
3282 /* VIA HDMI Implementation */
3283 #define VIAHDMI_CVT_NID 0x02 /* audio converter1 */
3284 #define VIAHDMI_PIN_NID 0x03 /* HDMI output pin1 */
3286 static int patch_via_hdmi(struct hda_codec *codec)
3288 return patch_simple_hdmi(codec, VIAHDMI_CVT_NID, VIAHDMI_PIN_NID);
3294 static const struct hda_codec_preset snd_hda_preset_hdmi[] = {
3295 { .id = 0x1002793c, .name = "RS600 HDMI", .patch = patch_atihdmi },
3296 { .id = 0x10027919, .name = "RS600 HDMI", .patch = patch_atihdmi },
3297 { .id = 0x1002791a, .name = "RS690/780 HDMI", .patch = patch_atihdmi },
3298 { .id = 0x1002aa01, .name = "R6xx HDMI", .patch = patch_atihdmi },
3299 { .id = 0x10951390, .name = "SiI1390 HDMI", .patch = patch_generic_hdmi },
3300 { .id = 0x10951392, .name = "SiI1392 HDMI", .patch = patch_generic_hdmi },
3301 { .id = 0x17e80047, .name = "Chrontel HDMI", .patch = patch_generic_hdmi },
3302 { .id = 0x10de0002, .name = "MCP77/78 HDMI", .patch = patch_nvhdmi_8ch_7x },
3303 { .id = 0x10de0003, .name = "MCP77/78 HDMI", .patch = patch_nvhdmi_8ch_7x },
3304 { .id = 0x10de0005, .name = "MCP77/78 HDMI", .patch = patch_nvhdmi_8ch_7x },
3305 { .id = 0x10de0006, .name = "MCP77/78 HDMI", .patch = patch_nvhdmi_8ch_7x },
3306 { .id = 0x10de0007, .name = "MCP79/7A HDMI", .patch = patch_nvhdmi_8ch_7x },
3307 { .id = 0x10de000a, .name = "GPU 0a HDMI/DP", .patch = patch_nvhdmi },
3308 { .id = 0x10de000b, .name = "GPU 0b HDMI/DP", .patch = patch_nvhdmi },
3309 { .id = 0x10de000c, .name = "MCP89 HDMI", .patch = patch_nvhdmi },
3310 { .id = 0x10de000d, .name = "GPU 0d HDMI/DP", .patch = patch_nvhdmi },
3311 { .id = 0x10de0010, .name = "GPU 10 HDMI/DP", .patch = patch_nvhdmi },
3312 { .id = 0x10de0011, .name = "GPU 11 HDMI/DP", .patch = patch_nvhdmi },
3313 { .id = 0x10de0012, .name = "GPU 12 HDMI/DP", .patch = patch_nvhdmi },
3314 { .id = 0x10de0013, .name = "GPU 13 HDMI/DP", .patch = patch_nvhdmi },
3315 { .id = 0x10de0014, .name = "GPU 14 HDMI/DP", .patch = patch_nvhdmi },
3316 { .id = 0x10de0015, .name = "GPU 15 HDMI/DP", .patch = patch_nvhdmi },
3317 { .id = 0x10de0016, .name = "GPU 16 HDMI/DP", .patch = patch_nvhdmi },
3318 /* 17 is known to be absent */
3319 { .id = 0x10de0018, .name = "GPU 18 HDMI/DP", .patch = patch_nvhdmi },
3320 { .id = 0x10de0019, .name = "GPU 19 HDMI/DP", .patch = patch_nvhdmi },
3321 { .id = 0x10de001a, .name = "GPU 1a HDMI/DP", .patch = patch_nvhdmi },
3322 { .id = 0x10de001b, .name = "GPU 1b HDMI/DP", .patch = patch_nvhdmi },
3323 { .id = 0x10de001c, .name = "GPU 1c HDMI/DP", .patch = patch_nvhdmi },
3324 { .id = 0x10de0028, .name = "Tegra12x HDMI", .patch = patch_nvhdmi },
3325 { .id = 0x10de0040, .name = "GPU 40 HDMI/DP", .patch = patch_nvhdmi },
3326 { .id = 0x10de0041, .name = "GPU 41 HDMI/DP", .patch = patch_nvhdmi },
3327 { .id = 0x10de0042, .name = "GPU 42 HDMI/DP", .patch = patch_nvhdmi },
3328 { .id = 0x10de0043, .name = "GPU 43 HDMI/DP", .patch = patch_nvhdmi },
3329 { .id = 0x10de0044, .name = "GPU 44 HDMI/DP", .patch = patch_nvhdmi },
3330 { .id = 0x10de0051, .name = "GPU 51 HDMI/DP", .patch = patch_nvhdmi },
3331 { .id = 0x10de0060, .name = "GPU 60 HDMI/DP", .patch = patch_nvhdmi },
3332 { .id = 0x10de0067, .name = "MCP67 HDMI", .patch = patch_nvhdmi_2ch },
3333 { .id = 0x10de0070, .name = "GPU 70 HDMI/DP", .patch = patch_nvhdmi },
3334 { .id = 0x10de0071, .name = "GPU 71 HDMI/DP", .patch = patch_nvhdmi },
3335 { .id = 0x10de0072, .name = "GPU 72 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 = 0x80862809, .name = "Skylake HDMI", .patch = patch_generic_hdmi },
3351 { .id = 0x80862880, .name = "CedarTrail HDMI", .patch = patch_generic_hdmi },
3352 { .id = 0x80862882, .name = "Valleyview2 HDMI", .patch = patch_generic_hdmi },
3353 { .id = 0x80862883, .name = "Braswell HDMI", .patch = patch_generic_hdmi },
3354 { .id = 0x808629fb, .name = "Crestline HDMI", .patch = patch_generic_hdmi },
3355 /* special ID for generic HDMI */
3356 { .id = HDA_CODEC_ID_GENERIC_HDMI, .patch = patch_generic_hdmi },
3360 MODULE_ALIAS("snd-hda-codec-id:1002793c");
3361 MODULE_ALIAS("snd-hda-codec-id:10027919");
3362 MODULE_ALIAS("snd-hda-codec-id:1002791a");
3363 MODULE_ALIAS("snd-hda-codec-id:1002aa01");
3364 MODULE_ALIAS("snd-hda-codec-id:10951390");
3365 MODULE_ALIAS("snd-hda-codec-id:10951392");
3366 MODULE_ALIAS("snd-hda-codec-id:10de0002");
3367 MODULE_ALIAS("snd-hda-codec-id:10de0003");
3368 MODULE_ALIAS("snd-hda-codec-id:10de0005");
3369 MODULE_ALIAS("snd-hda-codec-id:10de0006");
3370 MODULE_ALIAS("snd-hda-codec-id:10de0007");
3371 MODULE_ALIAS("snd-hda-codec-id:10de000a");
3372 MODULE_ALIAS("snd-hda-codec-id:10de000b");
3373 MODULE_ALIAS("snd-hda-codec-id:10de000c");
3374 MODULE_ALIAS("snd-hda-codec-id:10de000d");
3375 MODULE_ALIAS("snd-hda-codec-id:10de0010");
3376 MODULE_ALIAS("snd-hda-codec-id:10de0011");
3377 MODULE_ALIAS("snd-hda-codec-id:10de0012");
3378 MODULE_ALIAS("snd-hda-codec-id:10de0013");
3379 MODULE_ALIAS("snd-hda-codec-id:10de0014");
3380 MODULE_ALIAS("snd-hda-codec-id:10de0015");
3381 MODULE_ALIAS("snd-hda-codec-id:10de0016");
3382 MODULE_ALIAS("snd-hda-codec-id:10de0018");
3383 MODULE_ALIAS("snd-hda-codec-id:10de0019");
3384 MODULE_ALIAS("snd-hda-codec-id:10de001a");
3385 MODULE_ALIAS("snd-hda-codec-id:10de001b");
3386 MODULE_ALIAS("snd-hda-codec-id:10de001c");
3387 MODULE_ALIAS("snd-hda-codec-id:10de0028");
3388 MODULE_ALIAS("snd-hda-codec-id:10de0040");
3389 MODULE_ALIAS("snd-hda-codec-id:10de0041");
3390 MODULE_ALIAS("snd-hda-codec-id:10de0042");
3391 MODULE_ALIAS("snd-hda-codec-id:10de0043");
3392 MODULE_ALIAS("snd-hda-codec-id:10de0044");
3393 MODULE_ALIAS("snd-hda-codec-id:10de0051");
3394 MODULE_ALIAS("snd-hda-codec-id:10de0060");
3395 MODULE_ALIAS("snd-hda-codec-id:10de0067");
3396 MODULE_ALIAS("snd-hda-codec-id:10de0070");
3397 MODULE_ALIAS("snd-hda-codec-id:10de0071");
3398 MODULE_ALIAS("snd-hda-codec-id:10de0072");
3399 MODULE_ALIAS("snd-hda-codec-id:10de8001");
3400 MODULE_ALIAS("snd-hda-codec-id:11069f80");
3401 MODULE_ALIAS("snd-hda-codec-id:11069f81");
3402 MODULE_ALIAS("snd-hda-codec-id:11069f84");
3403 MODULE_ALIAS("snd-hda-codec-id:11069f85");
3404 MODULE_ALIAS("snd-hda-codec-id:17e80047");
3405 MODULE_ALIAS("snd-hda-codec-id:80860054");
3406 MODULE_ALIAS("snd-hda-codec-id:80862801");
3407 MODULE_ALIAS("snd-hda-codec-id:80862802");
3408 MODULE_ALIAS("snd-hda-codec-id:80862803");
3409 MODULE_ALIAS("snd-hda-codec-id:80862804");
3410 MODULE_ALIAS("snd-hda-codec-id:80862805");
3411 MODULE_ALIAS("snd-hda-codec-id:80862806");
3412 MODULE_ALIAS("snd-hda-codec-id:80862807");
3413 MODULE_ALIAS("snd-hda-codec-id:80862808");
3414 MODULE_ALIAS("snd-hda-codec-id:80862809");
3415 MODULE_ALIAS("snd-hda-codec-id:80862880");
3416 MODULE_ALIAS("snd-hda-codec-id:80862882");
3417 MODULE_ALIAS("snd-hda-codec-id:80862883");
3418 MODULE_ALIAS("snd-hda-codec-id:808629fb");
3420 MODULE_LICENSE("GPL");
3421 MODULE_DESCRIPTION("HDMI HD-audio codec");
3422 MODULE_ALIAS("snd-hda-codec-intelhdmi");
3423 MODULE_ALIAS("snd-hda-codec-nvhdmi");
3424 MODULE_ALIAS("snd-hda-codec-atihdmi");
3426 static struct hda_codec_driver hdmi_driver = {
3427 .preset = snd_hda_preset_hdmi,
3430 module_hda_codec_driver(hdmi_driver);