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linux/sound/pci/hda/patch_via.c
Artemii Karasev b9cee506da ALSA: hda/via: Avoid potential array out-of-bound in add_secret_dac_path() 
snd_hda_get_connections() can return a negative error code.
It may lead to accessing 'conn' array at a negative index.

Found by Linux Verification Center (linuxtesting.org) with SVACE.

Signed-off-by: Artemii Karasev <karasev@ispras.ru>
Fixes: 30b4503378 ("ALSA: hda - Expose secret DAC-AA connection of some VIA codecs")
Link: https://lore.kernel.org/r/20230119082259.3634-1-karasev@ispras.ru
Signed-off-by: Takashi Iwai <tiwai@suse.de>
2023-01-19 11:29:16 +01:00

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// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Universal Interface for Intel High Definition Audio Codec
*
* HD audio interface patch for VIA VT17xx/VT18xx/VT20xx codec
*
* (C) 2006-2009 VIA Technology, Inc.
* (C) 2006-2008 Takashi Iwai <tiwai@suse.de>
*/
/* * * * * * * * * * * * * * Release History * * * * * * * * * * * * * * * * */
/* */
/* 2006-03-03 Lydia Wang Create the basic patch to support VT1708 codec */
/* 2006-03-14 Lydia Wang Modify hard code for some pin widget nid */
/* 2006-08-02 Lydia Wang Add support to VT1709 codec */
/* 2006-09-08 Lydia Wang Fix internal loopback recording source select bug */
/* 2007-09-12 Lydia Wang Add EAPD enable during driver initialization */
/* 2007-09-17 Lydia Wang Add VT1708B codec support */
/* 2007-11-14 Lydia Wang Add VT1708A codec HP and CD pin connect config */
/* 2008-02-03 Lydia Wang Fix Rear channels and Back channels inverse issue */
/* 2008-03-06 Lydia Wang Add VT1702 codec and VT1708S codec support */
/* 2008-04-09 Lydia Wang Add mute front speaker when HP plugin */
/* 2008-04-09 Lydia Wang Add Independent HP feature */
/* 2008-05-28 Lydia Wang Add second S/PDIF Out support for VT1702 */
/* 2008-09-15 Logan Li Add VT1708S Mic Boost workaround/backdoor */
/* 2009-02-16 Logan Li Add support for VT1718S */
/* 2009-03-13 Logan Li Add support for VT1716S */
/* 2009-04-14 Lydai Wang Add support for VT1828S and VT2020 */
/* 2009-07-08 Lydia Wang Add support for VT2002P */
/* 2009-07-21 Lydia Wang Add support for VT1812 */
/* 2009-09-19 Lydia Wang Add support for VT1818S */
/* */
/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
#include <linux/init.h>
#include <linux/delay.h>
#include <linux/slab.h>
#include <linux/module.h>
#include <sound/core.h>
#include <sound/asoundef.h>
#include <sound/hda_codec.h>
#include "hda_local.h"
#include "hda_auto_parser.h"
#include "hda_jack.h"
#include "hda_generic.h"
/* Pin Widget NID */
#define VT1708_HP_PIN_NID 0x20
#define VT1708_CD_PIN_NID 0x24
enum VIA_HDA_CODEC {
UNKNOWN = -1,
VT1708,
VT1709_10CH,
VT1709_6CH,
VT1708B_8CH,
VT1708B_4CH,
VT1708S,
VT1708BCE,
VT1702,
VT1718S,
VT1716S,
VT2002P,
VT1812,
VT1802,
VT1705CF,
VT1808,
CODEC_TYPES,
};
#define VT2002P_COMPATIBLE(spec) \
((spec)->codec_type == VT2002P ||\
(spec)->codec_type == VT1812 ||\
(spec)->codec_type == VT1802)
struct via_spec {
struct hda_gen_spec gen;
/* HP mode source */
unsigned int dmic_enabled;
enum VIA_HDA_CODEC codec_type;
/* analog low-power control */
bool alc_mode;
/* work to check hp jack state */
int hp_work_active;
int vt1708_jack_detect;
};
static enum VIA_HDA_CODEC get_codec_type(struct hda_codec *codec);
static void via_playback_pcm_hook(struct hda_pcm_stream *hinfo,
struct hda_codec *codec,
struct snd_pcm_substream *substream,
int action);
static const struct hda_codec_ops via_patch_ops; /* defined below */
static struct via_spec *via_new_spec(struct hda_codec *codec)
{
struct via_spec *spec;
spec = kzalloc(sizeof(*spec), GFP_KERNEL);
if (spec == NULL)
return NULL;
codec->spec = spec;
snd_hda_gen_spec_init(&spec->gen);
spec->codec_type = get_codec_type(codec);
/* VT1708BCE & VT1708S are almost same */
if (spec->codec_type == VT1708BCE)
spec->codec_type = VT1708S;
spec->gen.indep_hp = 1;
spec->gen.keep_eapd_on = 1;
spec->gen.dac_min_mute = 1;
spec->gen.pcm_playback_hook = via_playback_pcm_hook;
spec->gen.add_stereo_mix_input = HDA_HINT_STEREO_MIX_AUTO;
codec->power_save_node = 1;
spec->gen.power_down_unused = 1;
codec->patch_ops = via_patch_ops;
return spec;
}
static enum VIA_HDA_CODEC get_codec_type(struct hda_codec *codec)
{
u32 vendor_id = codec->core.vendor_id;
u16 ven_id = vendor_id >> 16;
u16 dev_id = vendor_id & 0xffff;
enum VIA_HDA_CODEC codec_type;
/* get codec type */
if (ven_id != 0x1106)
codec_type = UNKNOWN;
else if (dev_id >= 0x1708 && dev_id <= 0x170b)
codec_type = VT1708;
else if (dev_id >= 0xe710 && dev_id <= 0xe713)
codec_type = VT1709_10CH;
else if (dev_id >= 0xe714 && dev_id <= 0xe717)
codec_type = VT1709_6CH;
else if (dev_id >= 0xe720 && dev_id <= 0xe723) {
codec_type = VT1708B_8CH;
if (snd_hda_param_read(codec, 0x16, AC_PAR_CONNLIST_LEN) == 0x7)
codec_type = VT1708BCE;
} else if (dev_id >= 0xe724 && dev_id <= 0xe727)
codec_type = VT1708B_4CH;
else if ((dev_id & 0xfff) == 0x397
&& (dev_id >> 12) < 8)
codec_type = VT1708S;
else if ((dev_id & 0xfff) == 0x398
&& (dev_id >> 12) < 8)
codec_type = VT1702;
else if ((dev_id & 0xfff) == 0x428
&& (dev_id >> 12) < 8)
codec_type = VT1718S;
else if (dev_id == 0x0433 || dev_id == 0xa721)
codec_type = VT1716S;
else if (dev_id == 0x0441 || dev_id == 0x4441)
codec_type = VT1718S;
else if (dev_id == 0x0438 || dev_id == 0x4438)
codec_type = VT2002P;
else if (dev_id == 0x0448)
codec_type = VT1812;
else if (dev_id == 0x0440)
codec_type = VT1708S;
else if ((dev_id & 0xfff) == 0x446)
codec_type = VT1802;
else if (dev_id == 0x4760)
codec_type = VT1705CF;
else if (dev_id == 0x4761 || dev_id == 0x4762)
codec_type = VT1808;
else
codec_type = UNKNOWN;
return codec_type;
};
static void analog_low_current_mode(struct hda_codec *codec);
static bool is_aa_path_mute(struct hda_codec *codec);
#define hp_detect_with_aa(codec) \
(snd_hda_get_bool_hint(codec, "analog_loopback_hp_detect") == 1 && \
!is_aa_path_mute(codec))
static void vt1708_stop_hp_work(struct hda_codec *codec)
{
struct via_spec *spec = codec->spec;
if (spec->codec_type != VT1708 || !spec->gen.autocfg.hp_outs)
return;
if (spec->hp_work_active) {
snd_hda_codec_write(codec, 0x1, 0, 0xf81, 1);
codec->jackpoll_interval = 0;
cancel_delayed_work_sync(&codec->jackpoll_work);
spec->hp_work_active = false;
}
}
static void vt1708_update_hp_work(struct hda_codec *codec)
{
struct via_spec *spec = codec->spec;
if (spec->codec_type != VT1708 || !spec->gen.autocfg.hp_outs)
return;
if (spec->vt1708_jack_detect) {
if (!spec->hp_work_active) {
codec->jackpoll_interval = msecs_to_jiffies(100);
snd_hda_codec_write(codec, 0x1, 0, 0xf81, 0);
schedule_delayed_work(&codec->jackpoll_work, 0);
spec->hp_work_active = true;
}
} else if (!hp_detect_with_aa(codec))
vt1708_stop_hp_work(codec);
}
static int via_pin_power_ctl_info(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_info *uinfo)
{
return snd_hda_enum_bool_helper_info(kcontrol, uinfo);
}
static int via_pin_power_ctl_get(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
struct via_spec *spec = codec->spec;
ucontrol->value.enumerated.item[0] = spec->gen.power_down_unused;
return 0;
}
static int via_pin_power_ctl_put(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
struct via_spec *spec = codec->spec;
bool val = !!ucontrol->value.enumerated.item[0];
if (val == spec->gen.power_down_unused)
return 0;
/* codec->power_save_node = val; */ /* widget PM seems yet broken */
spec->gen.power_down_unused = val;
analog_low_current_mode(codec);
return 1;
}
static const struct snd_kcontrol_new via_pin_power_ctl_enum = {
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
.name = "Dynamic Power-Control",
.info = via_pin_power_ctl_info,
.get = via_pin_power_ctl_get,
.put = via_pin_power_ctl_put,
};
#ifdef CONFIG_SND_HDA_INPUT_BEEP
/* additional beep mixers; the actual parameters are overwritten at build */
static const struct snd_kcontrol_new via_beep_mixer[] = {
HDA_CODEC_VOLUME_MONO("Beep Playback Volume", 0, 1, 0, HDA_OUTPUT),
HDA_CODEC_MUTE_BEEP_MONO("Beep Playback Switch", 0, 1, 0, HDA_OUTPUT),
};
static int set_beep_amp(struct via_spec *spec, hda_nid_t nid,
int idx, int dir)
{
struct snd_kcontrol_new *knew;
unsigned int beep_amp = HDA_COMPOSE_AMP_VAL(nid, 1, idx, dir);
int i;
spec->gen.beep_nid = nid;
for (i = 0; i < ARRAY_SIZE(via_beep_mixer); i++) {
knew = snd_hda_gen_add_kctl(&spec->gen, NULL,
&via_beep_mixer[i]);
if (!knew)
return -ENOMEM;
knew->private_value = beep_amp;
}
return 0;
}
static int auto_parse_beep(struct hda_codec *codec)
{
struct via_spec *spec = codec->spec;
hda_nid_t nid;
for_each_hda_codec_node(nid, codec)
if (get_wcaps_type(get_wcaps(codec, nid)) == AC_WID_BEEP)
return set_beep_amp(spec, nid, 0, HDA_OUTPUT);
return 0;
}
#else
#define auto_parse_beep(codec) 0
#endif
/* check AA path's mute status */
static bool is_aa_path_mute(struct hda_codec *codec)
{
struct via_spec *spec = codec->spec;
const struct hda_amp_list *p;
int ch, v;
p = spec->gen.loopback.amplist;
if (!p)
return true;
for (; p->nid; p++) {
for (ch = 0; ch < 2; ch++) {
v = snd_hda_codec_amp_read(codec, p->nid, ch, p->dir,
p->idx);
if (!(v & HDA_AMP_MUTE) && v > 0)
return false;
}
}
return true;
}
/* enter/exit analog low-current mode */
static void __analog_low_current_mode(struct hda_codec *codec, bool force)
{
struct via_spec *spec = codec->spec;
bool enable;
unsigned int verb, parm;
if (!codec->power_save_node)
enable = false;
else
enable = is_aa_path_mute(codec) && !spec->gen.active_streams;
if (enable == spec->alc_mode && !force)
return;
spec->alc_mode = enable;
/* decide low current mode's verb & parameter */
switch (spec->codec_type) {
case VT1708B_8CH:
case VT1708B_4CH:
verb = 0xf70;
parm = enable ? 0x02 : 0x00; /* 0x02: 2/3x, 0x00: 1x */
break;
case VT1708S:
case VT1718S:
case VT1716S:
verb = 0xf73;
parm = enable ? 0x51 : 0xe1; /* 0x51: 4/28x, 0xe1: 1x */
break;
case VT1702:
verb = 0xf73;
parm = enable ? 0x01 : 0x1d; /* 0x01: 4/40x, 0x1d: 1x */
break;
case VT2002P:
case VT1812:
case VT1802:
verb = 0xf93;
parm = enable ? 0x00 : 0xe0; /* 0x00: 4/40x, 0xe0: 1x */
break;
case VT1705CF:
case VT1808:
verb = 0xf82;
parm = enable ? 0x00 : 0xe0; /* 0x00: 4/40x, 0xe0: 1x */
break;
default:
return; /* other codecs are not supported */
}
/* send verb */
snd_hda_codec_write(codec, codec->core.afg, 0, verb, parm);
}
static void analog_low_current_mode(struct hda_codec *codec)
{
return __analog_low_current_mode(codec, false);
}
static void via_playback_pcm_hook(struct hda_pcm_stream *hinfo,
struct hda_codec *codec,
struct snd_pcm_substream *substream,
int action)
{
analog_low_current_mode(codec);
vt1708_update_hp_work(codec);
}
static void via_free(struct hda_codec *codec)
{
vt1708_stop_hp_work(codec);
snd_hda_gen_free(codec);
}
#ifdef CONFIG_PM
static int via_suspend(struct hda_codec *codec)
{
struct via_spec *spec = codec->spec;
vt1708_stop_hp_work(codec);
/* Fix pop noise on headphones */
if (spec->codec_type == VT1802)
snd_hda_shutup_pins(codec);
return 0;
}
static int via_resume(struct hda_codec *codec)
{
/* some delay here to make jack detection working (bko#98921) */
msleep(10);
codec->patch_ops.init(codec);
snd_hda_regmap_sync(codec);
return 0;
}
#endif
#ifdef CONFIG_PM
static int via_check_power_status(struct hda_codec *codec, hda_nid_t nid)
{
struct via_spec *spec = codec->spec;
analog_low_current_mode(codec);
vt1708_update_hp_work(codec);
return snd_hda_check_amp_list_power(codec, &spec->gen.loopback, nid);
}
#endif
/*
*/
static int via_init(struct hda_codec *codec);
static const struct hda_codec_ops via_patch_ops = {
.build_controls = snd_hda_gen_build_controls,
.build_pcms = snd_hda_gen_build_pcms,
.init = via_init,
.free = via_free,
.unsol_event = snd_hda_jack_unsol_event,
#ifdef CONFIG_PM
.suspend = via_suspend,
.resume = via_resume,
.check_power_status = via_check_power_status,
#endif
};
static const struct hda_verb vt1708_init_verbs[] = {
/* power down jack detect function */
{0x1, 0xf81, 0x1},
{ }
};
static void vt1708_set_pinconfig_connect(struct hda_codec *codec, hda_nid_t nid)
{
unsigned int def_conf;
unsigned char seqassoc;
def_conf = snd_hda_codec_get_pincfg(codec, nid);
seqassoc = (unsigned char) get_defcfg_association(def_conf);
seqassoc = (seqassoc << 4) | get_defcfg_sequence(def_conf);
if (get_defcfg_connect(def_conf) == AC_JACK_PORT_NONE
&& (seqassoc == 0xf0 || seqassoc == 0xff)) {
def_conf = def_conf & (~(AC_JACK_PORT_BOTH << 30));
snd_hda_codec_set_pincfg(codec, nid, def_conf);
}
}
static int vt1708_jack_detect_get(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
struct via_spec *spec = codec->spec;
if (spec->codec_type != VT1708)
return 0;
ucontrol->value.integer.value[0] = spec->vt1708_jack_detect;
return 0;
}
static int vt1708_jack_detect_put(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
struct via_spec *spec = codec->spec;
int val;
if (spec->codec_type != VT1708)
return 0;
val = !!ucontrol->value.integer.value[0];
if (spec->vt1708_jack_detect == val)
return 0;
spec->vt1708_jack_detect = val;
vt1708_update_hp_work(codec);
return 1;
}
static const struct snd_kcontrol_new vt1708_jack_detect_ctl = {
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
.name = "Jack Detect",
.count = 1,
.info = snd_ctl_boolean_mono_info,
.get = vt1708_jack_detect_get,
.put = vt1708_jack_detect_put,
};
static const struct badness_table via_main_out_badness = {
.no_primary_dac = 0x10000,
.no_dac = 0x4000,
.shared_primary = 0x10000,
.shared_surr = 0x20,
.shared_clfe = 0x20,
.shared_surr_main = 0x20,
};
static const struct badness_table via_extra_out_badness = {
.no_primary_dac = 0x4000,
.no_dac = 0x4000,
.shared_primary = 0x12,
.shared_surr = 0x20,
.shared_clfe = 0x20,
.shared_surr_main = 0x10,
};
static int via_parse_auto_config(struct hda_codec *codec)
{
struct via_spec *spec = codec->spec;
int err;
spec->gen.main_out_badness = &via_main_out_badness;
spec->gen.extra_out_badness = &via_extra_out_badness;
err = snd_hda_parse_pin_defcfg(codec, &spec->gen.autocfg, NULL, 0);
if (err < 0)
return err;
err = auto_parse_beep(codec);
if (err < 0)
return err;
err = snd_hda_gen_parse_auto_config(codec, &spec->gen.autocfg);
if (err < 0)
return err;
if (!snd_hda_gen_add_kctl(&spec->gen, NULL, &via_pin_power_ctl_enum))
return -ENOMEM;
/* disable widget PM at start for compatibility */
codec->power_save_node = 0;
spec->gen.power_down_unused = 0;
return 0;
}
static int via_init(struct hda_codec *codec)
{
/* init power states */
__analog_low_current_mode(codec, true);
snd_hda_gen_init(codec);
vt1708_update_hp_work(codec);
return 0;
}
static int vt1708_build_controls(struct hda_codec *codec)
{
/* In order not to create "Phantom Jack" controls,
temporary enable jackpoll */
int err;
int old_interval = codec->jackpoll_interval;
codec->jackpoll_interval = msecs_to_jiffies(100);
err = snd_hda_gen_build_controls(codec);
codec->jackpoll_interval = old_interval;
return err;
}
static int vt1708_build_pcms(struct hda_codec *codec)
{
struct via_spec *spec = codec->spec;
int i, err;
err = snd_hda_gen_build_pcms(codec);
if (err < 0 || codec->core.vendor_id != 0x11061708)
return err;
/* We got noisy outputs on the right channel on VT1708 when
* 24bit samples are used. Until any workaround is found,
* disable the 24bit format, so far.
*/
for (i = 0; i < ARRAY_SIZE(spec->gen.pcm_rec); i++) {
struct hda_pcm *info = spec->gen.pcm_rec[i];
if (!info)
continue;
if (!info->stream[SNDRV_PCM_STREAM_PLAYBACK].substreams ||
info->pcm_type != HDA_PCM_TYPE_AUDIO)
continue;
info->stream[SNDRV_PCM_STREAM_PLAYBACK].formats =
SNDRV_PCM_FMTBIT_S16_LE;
}
return 0;
}
static int patch_vt1708(struct hda_codec *codec)
{
struct via_spec *spec;
int err;
/* create a codec specific record */
spec = via_new_spec(codec);
if (spec == NULL)
return -ENOMEM;
/* override some patch_ops */
codec->patch_ops.build_controls = vt1708_build_controls;
codec->patch_ops.build_pcms = vt1708_build_pcms;
spec->gen.mixer_nid = 0x17;
/* set jackpoll_interval while parsing the codec */
codec->jackpoll_interval = msecs_to_jiffies(100);
spec->vt1708_jack_detect = 1;
/* don't support the input jack switching due to lack of unsol event */
/* (it may work with polling, though, but it needs testing) */
spec->gen.suppress_auto_mic = 1;
/* Some machines show the broken speaker mute */
spec->gen.auto_mute_via_amp = 1;
/* Add HP and CD pin config connect bit re-config action */
vt1708_set_pinconfig_connect(codec, VT1708_HP_PIN_NID);
vt1708_set_pinconfig_connect(codec, VT1708_CD_PIN_NID);
err = snd_hda_add_verbs(codec, vt1708_init_verbs);
if (err < 0)
goto error;
/* automatic parse from the BIOS config */
err = via_parse_auto_config(codec);
if (err < 0)
goto error;
/* add jack detect on/off control */
if (!snd_hda_gen_add_kctl(&spec->gen, NULL, &vt1708_jack_detect_ctl)) {
err = -ENOMEM;
goto error;
}
/* clear jackpoll_interval again; it's set dynamically */
codec->jackpoll_interval = 0;
return 0;
error:
via_free(codec);
return err;
}
static int patch_vt1709(struct hda_codec *codec)
{
struct via_spec *spec;
int err;
/* create a codec specific record */
spec = via_new_spec(codec);
if (spec == NULL)
return -ENOMEM;
spec->gen.mixer_nid = 0x18;
err = via_parse_auto_config(codec);
if (err < 0)
goto error;
return 0;
error:
via_free(codec);
return err;
}
static int patch_vt1708S(struct hda_codec *codec);
static int patch_vt1708B(struct hda_codec *codec)
{
struct via_spec *spec;
int err;
if (get_codec_type(codec) == VT1708BCE)
return patch_vt1708S(codec);
/* create a codec specific record */
spec = via_new_spec(codec);
if (spec == NULL)
return -ENOMEM;
spec->gen.mixer_nid = 0x16;
/* automatic parse from the BIOS config */
err = via_parse_auto_config(codec);
if (err < 0)
goto error;
return 0;
error:
via_free(codec);
return err;
}
/* Patch for VT1708S */
static const struct hda_verb vt1708S_init_verbs[] = {
/* Enable Mic Boost Volume backdoor */
{0x1, 0xf98, 0x1},
/* don't bybass mixer */
{0x1, 0xf88, 0xc0},
{ }
};
static void override_mic_boost(struct hda_codec *codec, hda_nid_t pin,
int offset, int num_steps, int step_size)
{
snd_hda_override_wcaps(codec, pin,
get_wcaps(codec, pin) | AC_WCAP_IN_AMP);
snd_hda_override_amp_caps(codec, pin, HDA_INPUT,
(offset << AC_AMPCAP_OFFSET_SHIFT) |
(num_steps << AC_AMPCAP_NUM_STEPS_SHIFT) |
(step_size << AC_AMPCAP_STEP_SIZE_SHIFT) |
(0 << AC_AMPCAP_MUTE_SHIFT));
}
static int patch_vt1708S(struct hda_codec *codec)
{
struct via_spec *spec;
int err;
/* create a codec specific record */
spec = via_new_spec(codec);
if (spec == NULL)
return -ENOMEM;
spec->gen.mixer_nid = 0x16;
override_mic_boost(codec, 0x1a, 0, 3, 40);
override_mic_boost(codec, 0x1e, 0, 3, 40);
/* correct names for VT1708BCE */
if (get_codec_type(codec) == VT1708BCE)
snd_hda_codec_set_name(codec, "VT1708BCE");
/* correct names for VT1705 */
if (codec->core.vendor_id == 0x11064397)
snd_hda_codec_set_name(codec, "VT1705");
err = snd_hda_add_verbs(codec, vt1708S_init_verbs);
if (err < 0)
goto error;
/* automatic parse from the BIOS config */
err = via_parse_auto_config(codec);
if (err < 0)
goto error;
return 0;
error:
via_free(codec);
return err;
}
/* Patch for VT1702 */
static const struct hda_verb vt1702_init_verbs[] = {
/* mixer enable */
{0x1, 0xF88, 0x3},
/* GPIO 0~2 */
{0x1, 0xF82, 0x3F},
{ }
};
static int patch_vt1702(struct hda_codec *codec)
{
struct via_spec *spec;
int err;
/* create a codec specific record */
spec = via_new_spec(codec);
if (spec == NULL)
return -ENOMEM;
spec->gen.mixer_nid = 0x1a;
/* limit AA path volume to 0 dB */
snd_hda_override_amp_caps(codec, 0x1A, HDA_INPUT,
(0x17 << AC_AMPCAP_OFFSET_SHIFT) |
(0x17 << AC_AMPCAP_NUM_STEPS_SHIFT) |
(0x5 << AC_AMPCAP_STEP_SIZE_SHIFT) |
(1 << AC_AMPCAP_MUTE_SHIFT));
err = snd_hda_add_verbs(codec, vt1702_init_verbs);
if (err < 0)
goto error;
/* automatic parse from the BIOS config */
err = via_parse_auto_config(codec);
if (err < 0)
goto error;
return 0;
error:
via_free(codec);
return err;
}
/* Patch for VT1718S */
static const struct hda_verb vt1718S_init_verbs[] = {
/* Enable MW0 adjust Gain 5 */
{0x1, 0xfb2, 0x10},
/* Enable Boost Volume backdoor */
{0x1, 0xf88, 0x8},
{ }
};
/* Add a connection to the primary DAC from AA-mixer for some codecs
* This isn't listed from the raw info, but the chip has a secret connection.
*/
static int add_secret_dac_path(struct hda_codec *codec)
{
struct via_spec *spec = codec->spec;
int i, nums;
hda_nid_t conn[8];
hda_nid_t nid;
if (!spec->gen.mixer_nid)
return 0;
nums = snd_hda_get_connections(codec, spec->gen.mixer_nid, conn,
ARRAY_SIZE(conn) - 1);
if (nums < 0)
return nums;
for (i = 0; i < nums; i++) {
if (get_wcaps_type(get_wcaps(codec, conn[i])) == AC_WID_AUD_OUT)
return 0;
}
/* find the primary DAC and add to the connection list */
for_each_hda_codec_node(nid, codec) {
unsigned int caps = get_wcaps(codec, nid);
if (get_wcaps_type(caps) == AC_WID_AUD_OUT &&
!(caps & AC_WCAP_DIGITAL)) {
conn[nums++] = nid;
return snd_hda_override_conn_list(codec,
spec->gen.mixer_nid,
nums, conn);
}
}
return 0;
}
static int patch_vt1718S(struct hda_codec *codec)
{
struct via_spec *spec;
int err;
/* create a codec specific record */
spec = via_new_spec(codec);
if (spec == NULL)
return -ENOMEM;
spec->gen.mixer_nid = 0x21;
override_mic_boost(codec, 0x2b, 0, 3, 40);
override_mic_boost(codec, 0x29, 0, 3, 40);
add_secret_dac_path(codec);
err = snd_hda_add_verbs(codec, vt1718S_init_verbs);
if (err < 0)
goto error;
/* automatic parse from the BIOS config */
err = via_parse_auto_config(codec);
if (err < 0)
goto error;
return 0;
error:
via_free(codec);
return err;
}
/* Patch for VT1716S */
static int vt1716s_dmic_info(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_info *uinfo)
{
uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
uinfo->count = 1;
uinfo->value.integer.min = 0;
uinfo->value.integer.max = 1;
return 0;
}
static int vt1716s_dmic_get(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
int index = 0;
index = snd_hda_codec_read(codec, 0x26, 0,
AC_VERB_GET_CONNECT_SEL, 0);
if (index != -1)
*ucontrol->value.integer.value = index;
return 0;
}
static int vt1716s_dmic_put(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
struct via_spec *spec = codec->spec;
int index = *ucontrol->value.integer.value;
snd_hda_codec_write(codec, 0x26, 0,
AC_VERB_SET_CONNECT_SEL, index);
spec->dmic_enabled = index;
return 1;
}
static const struct snd_kcontrol_new vt1716s_dmic_mixer_vol =
HDA_CODEC_VOLUME("Digital Mic Capture Volume", 0x22, 0x0, HDA_INPUT);
static const struct snd_kcontrol_new vt1716s_dmic_mixer_sw = {
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
.name = "Digital Mic Capture Switch",
.subdevice = HDA_SUBDEV_NID_FLAG | 0x26,
.count = 1,
.info = vt1716s_dmic_info,
.get = vt1716s_dmic_get,
.put = vt1716s_dmic_put,
};
/* mono-out mixer elements */
static const struct snd_kcontrol_new vt1716S_mono_out_mixer =
HDA_CODEC_MUTE("Mono Playback Switch", 0x2a, 0x0, HDA_OUTPUT);
static const struct hda_verb vt1716S_init_verbs[] = {
/* Enable Boost Volume backdoor */
{0x1, 0xf8a, 0x80},
/* don't bybass mixer */
{0x1, 0xf88, 0xc0},
/* Enable mono output */
{0x1, 0xf90, 0x08},
{ }
};
static int patch_vt1716S(struct hda_codec *codec)
{
struct via_spec *spec;
int err;
/* create a codec specific record */
spec = via_new_spec(codec);
if (spec == NULL)
return -ENOMEM;
spec->gen.mixer_nid = 0x16;
override_mic_boost(codec, 0x1a, 0, 3, 40);
override_mic_boost(codec, 0x1e, 0, 3, 40);
err = snd_hda_add_verbs(codec, vt1716S_init_verbs);
if (err < 0)
goto error;
/* automatic parse from the BIOS config */
err = via_parse_auto_config(codec);
if (err < 0)
goto error;
if (!snd_hda_gen_add_kctl(&spec->gen, NULL, &vt1716s_dmic_mixer_vol) ||
!snd_hda_gen_add_kctl(&spec->gen, NULL, &vt1716s_dmic_mixer_sw) ||
!snd_hda_gen_add_kctl(&spec->gen, NULL, &vt1716S_mono_out_mixer)) {
err = -ENOMEM;
goto error;
}
return 0;
error:
via_free(codec);
return err;
}
/* for vt2002P */
static const struct hda_verb vt2002P_init_verbs[] = {
/* Class-D speaker related verbs */
{0x1, 0xfe0, 0x4},
{0x1, 0xfe9, 0x80},
{0x1, 0xfe2, 0x22},
/* Enable Boost Volume backdoor */
{0x1, 0xfb9, 0x24},
/* Enable AOW0 to MW9 */
{0x1, 0xfb8, 0x88},
{ }
};
static const struct hda_verb vt1802_init_verbs[] = {
/* Enable Boost Volume backdoor */
{0x1, 0xfb9, 0x24},
/* Enable AOW0 to MW9 */
{0x1, 0xfb8, 0x88},
{ }
};
/*
* pin fix-up
*/
enum {
VIA_FIXUP_INTMIC_BOOST,
VIA_FIXUP_ASUS_G75,
VIA_FIXUP_POWER_SAVE,
};
static void via_fixup_intmic_boost(struct hda_codec *codec,
const struct hda_fixup *fix, int action)
{
if (action == HDA_FIXUP_ACT_PRE_PROBE)
override_mic_boost(codec, 0x30, 0, 2, 40);
}
static void via_fixup_power_save(struct hda_codec *codec,
const struct hda_fixup *fix, int action)
{
if (action == HDA_FIXUP_ACT_PRE_PROBE)
codec->power_save_node = 0;
}
static const struct hda_fixup via_fixups[] = {
[VIA_FIXUP_INTMIC_BOOST] = {
.type = HDA_FIXUP_FUNC,
.v.func = via_fixup_intmic_boost,
},
[VIA_FIXUP_ASUS_G75] = {
.type = HDA_FIXUP_PINS,
.v.pins = (const struct hda_pintbl[]) {
/* set 0x24 and 0x33 as speakers */
{ 0x24, 0x991301f0 },
{ 0x33, 0x991301f1 }, /* subwoofer */
{ }
}
},
[VIA_FIXUP_POWER_SAVE] = {
.type = HDA_FIXUP_FUNC,
.v.func = via_fixup_power_save,
},
};
static const struct snd_pci_quirk vt2002p_fixups[] = {
SND_PCI_QUIRK(0x1043, 0x13f7, "Asus B23E", VIA_FIXUP_POWER_SAVE),
SND_PCI_QUIRK(0x1043, 0x1487, "Asus G75", VIA_FIXUP_ASUS_G75),
SND_PCI_QUIRK(0x1043, 0x8532, "Asus X202E", VIA_FIXUP_INTMIC_BOOST),
SND_PCI_QUIRK_VENDOR(0x1558, "Clevo", VIA_FIXUP_POWER_SAVE),
{}
};
/* NIDs 0x24 and 0x33 on VT1802 have connections to non-existing NID 0x3e
* Replace this with mixer NID 0x1c
*/
static void fix_vt1802_connections(struct hda_codec *codec)
{
static const hda_nid_t conn_24[] = { 0x14, 0x1c };
static const hda_nid_t conn_33[] = { 0x1c };
snd_hda_override_conn_list(codec, 0x24, ARRAY_SIZE(conn_24), conn_24);
snd_hda_override_conn_list(codec, 0x33, ARRAY_SIZE(conn_33), conn_33);
}
/* patch for vt2002P */
static int patch_vt2002P(struct hda_codec *codec)
{
struct via_spec *spec;
int err;
/* create a codec specific record */
spec = via_new_spec(codec);
if (spec == NULL)
return -ENOMEM;
spec->gen.mixer_nid = 0x21;
override_mic_boost(codec, 0x2b, 0, 3, 40);
override_mic_boost(codec, 0x29, 0, 3, 40);
if (spec->codec_type == VT1802)
fix_vt1802_connections(codec);
add_secret_dac_path(codec);
snd_hda_pick_fixup(codec, NULL, vt2002p_fixups, via_fixups);
snd_hda_apply_fixup(codec, HDA_FIXUP_ACT_PRE_PROBE);
if (spec->codec_type == VT1802)
err = snd_hda_add_verbs(codec, vt1802_init_verbs);
else
err = snd_hda_add_verbs(codec, vt2002P_init_verbs);
if (err < 0)
goto error;
/* automatic parse from the BIOS config */
err = via_parse_auto_config(codec);
if (err < 0)
goto error;
return 0;
error:
via_free(codec);
return err;
}
/* for vt1812 */
static const struct hda_verb vt1812_init_verbs[] = {
/* Enable Boost Volume backdoor */
{0x1, 0xfb9, 0x24},
/* Enable AOW0 to MW9 */
{0x1, 0xfb8, 0xa8},
{ }
};
/* patch for vt1812 */
static int patch_vt1812(struct hda_codec *codec)
{
struct via_spec *spec;
int err;
/* create a codec specific record */
spec = via_new_spec(codec);
if (spec == NULL)
return -ENOMEM;
spec->gen.mixer_nid = 0x21;
override_mic_boost(codec, 0x2b, 0, 3, 40);
override_mic_boost(codec, 0x29, 0, 3, 40);
add_secret_dac_path(codec);
err = snd_hda_add_verbs(codec, vt1812_init_verbs);
if (err < 0)
goto error;
/* automatic parse from the BIOS config */
err = via_parse_auto_config(codec);
if (err < 0)
goto error;
return 0;
error:
via_free(codec);
return err;
}
/* patch for vt3476 */
static const struct hda_verb vt3476_init_verbs[] = {
/* Enable DMic 8/16/32K */
{0x1, 0xF7B, 0x30},
/* Enable Boost Volume backdoor */
{0x1, 0xFB9, 0x20},
/* Enable AOW-MW9 path */
{0x1, 0xFB8, 0x10},
{ }
};
static int patch_vt3476(struct hda_codec *codec)
{
struct via_spec *spec;
int err;
/* create a codec specific record */
spec = via_new_spec(codec);
if (spec == NULL)
return -ENOMEM;
spec->gen.mixer_nid = 0x3f;
add_secret_dac_path(codec);
err = snd_hda_add_verbs(codec, vt3476_init_verbs);
if (err < 0)
goto error;
/* automatic parse from the BIOS config */
err = via_parse_auto_config(codec);
if (err < 0)
goto error;
return 0;
error:
via_free(codec);
return err;
}
/*
* patch entries
*/
static const struct hda_device_id snd_hda_id_via[] = {
HDA_CODEC_ENTRY(0x11061708, "VT1708", patch_vt1708),
HDA_CODEC_ENTRY(0x11061709, "VT1708", patch_vt1708),
HDA_CODEC_ENTRY(0x1106170a, "VT1708", patch_vt1708),
HDA_CODEC_ENTRY(0x1106170b, "VT1708", patch_vt1708),
HDA_CODEC_ENTRY(0x1106e710, "VT1709 10-Ch", patch_vt1709),
HDA_CODEC_ENTRY(0x1106e711, "VT1709 10-Ch", patch_vt1709),
HDA_CODEC_ENTRY(0x1106e712, "VT1709 10-Ch", patch_vt1709),
HDA_CODEC_ENTRY(0x1106e713, "VT1709 10-Ch", patch_vt1709),
HDA_CODEC_ENTRY(0x1106e714, "VT1709 6-Ch", patch_vt1709),
HDA_CODEC_ENTRY(0x1106e715, "VT1709 6-Ch", patch_vt1709),
HDA_CODEC_ENTRY(0x1106e716, "VT1709 6-Ch", patch_vt1709),
HDA_CODEC_ENTRY(0x1106e717, "VT1709 6-Ch", patch_vt1709),
HDA_CODEC_ENTRY(0x1106e720, "VT1708B 8-Ch", patch_vt1708B),
HDA_CODEC_ENTRY(0x1106e721, "VT1708B 8-Ch", patch_vt1708B),
HDA_CODEC_ENTRY(0x1106e722, "VT1708B 8-Ch", patch_vt1708B),
HDA_CODEC_ENTRY(0x1106e723, "VT1708B 8-Ch", patch_vt1708B),
HDA_CODEC_ENTRY(0x1106e724, "VT1708B 4-Ch", patch_vt1708B),
HDA_CODEC_ENTRY(0x1106e725, "VT1708B 4-Ch", patch_vt1708B),
HDA_CODEC_ENTRY(0x1106e726, "VT1708B 4-Ch", patch_vt1708B),
HDA_CODEC_ENTRY(0x1106e727, "VT1708B 4-Ch", patch_vt1708B),
HDA_CODEC_ENTRY(0x11060397, "VT1708S", patch_vt1708S),
HDA_CODEC_ENTRY(0x11061397, "VT1708S", patch_vt1708S),
HDA_CODEC_ENTRY(0x11062397, "VT1708S", patch_vt1708S),
HDA_CODEC_ENTRY(0x11063397, "VT1708S", patch_vt1708S),
HDA_CODEC_ENTRY(0x11064397, "VT1705", patch_vt1708S),
HDA_CODEC_ENTRY(0x11065397, "VT1708S", patch_vt1708S),
HDA_CODEC_ENTRY(0x11066397, "VT1708S", patch_vt1708S),
HDA_CODEC_ENTRY(0x11067397, "VT1708S", patch_vt1708S),
HDA_CODEC_ENTRY(0x11060398, "VT1702", patch_vt1702),
HDA_CODEC_ENTRY(0x11061398, "VT1702", patch_vt1702),
HDA_CODEC_ENTRY(0x11062398, "VT1702", patch_vt1702),
HDA_CODEC_ENTRY(0x11063398, "VT1702", patch_vt1702),
HDA_CODEC_ENTRY(0x11064398, "VT1702", patch_vt1702),
HDA_CODEC_ENTRY(0x11065398, "VT1702", patch_vt1702),
HDA_CODEC_ENTRY(0x11066398, "VT1702", patch_vt1702),
HDA_CODEC_ENTRY(0x11067398, "VT1702", patch_vt1702),
HDA_CODEC_ENTRY(0x11060428, "VT1718S", patch_vt1718S),
HDA_CODEC_ENTRY(0x11064428, "VT1718S", patch_vt1718S),
HDA_CODEC_ENTRY(0x11060441, "VT2020", patch_vt1718S),
HDA_CODEC_ENTRY(0x11064441, "VT1828S", patch_vt1718S),
HDA_CODEC_ENTRY(0x11060433, "VT1716S", patch_vt1716S),
HDA_CODEC_ENTRY(0x1106a721, "VT1716S", patch_vt1716S),
HDA_CODEC_ENTRY(0x11060438, "VT2002P", patch_vt2002P),
HDA_CODEC_ENTRY(0x11064438, "VT2002P", patch_vt2002P),
HDA_CODEC_ENTRY(0x11060448, "VT1812", patch_vt1812),
HDA_CODEC_ENTRY(0x11060440, "VT1818S", patch_vt1708S),
HDA_CODEC_ENTRY(0x11060446, "VT1802", patch_vt2002P),
HDA_CODEC_ENTRY(0x11068446, "VT1802", patch_vt2002P),
HDA_CODEC_ENTRY(0x11064760, "VT1705CF", patch_vt3476),
HDA_CODEC_ENTRY(0x11064761, "VT1708SCE", patch_vt3476),
HDA_CODEC_ENTRY(0x11064762, "VT1808", patch_vt3476),
{} /* terminator */
};
MODULE_DEVICE_TABLE(hdaudio, snd_hda_id_via);
static struct hda_codec_driver via_driver = {
.id = snd_hda_id_via,
};
MODULE_LICENSE("GPL");
MODULE_DESCRIPTION("VIA HD-audio codec");
module_hda_codec_driver(via_driver);
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