/*
* Universal Interface for Intel High Definition Audio Codec
*
* Generic widget tree parser
*
* Copyright (c) 2004 Takashi Iwai <tiwai@suse.de>
*
* This driver is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This driver is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include <linux/init.h>
#include <linux/slab.h>
#include <linux/export.h>
#include <linux/sort.h>
#include <linux/ctype.h>
#include <linux/string.h>
#include <sound/core.h>
#include <sound/jack.h>
#include "hda_codec.h"
#include "hda_local.h"
#include "hda_auto_parser.h"
#include "hda_jack.h"
#include "hda_generic.h"
/* initialize hda_gen_spec struct */
int snd_hda_gen_spec_init(struct hda_gen_spec *spec)
{
snd_array_init(&spec->kctls, sizeof(struct snd_kcontrol_new), 32);
snd_array_init(&spec->bind_ctls, sizeof(struct hda_bind_ctls *), 8);
snd_array_init(&spec->paths, sizeof(struct nid_path), 8);
return 0;
}
EXPORT_SYMBOL_HDA(snd_hda_gen_spec_init);
struct snd_kcontrol_new *
snd_hda_gen_add_kctl(struct hda_gen_spec *spec, const char *name,
const struct snd_kcontrol_new *temp)
{
struct snd_kcontrol_new *knew = snd_array_new(&spec->kctls);
if (!knew)
return NULL;
*knew = *temp;
if (name)
knew->name = kstrdup(name, GFP_KERNEL);
else if (knew->name)
knew->name = kstrdup(knew->name, GFP_KERNEL);
if (!knew->name)
return NULL;
return knew;
}
EXPORT_SYMBOL_HDA(snd_hda_gen_add_kctl);
static void free_kctls(struct hda_gen_spec *spec)
{
if (spec->kctls.list) {
struct snd_kcontrol_new *kctl = spec->kctls.list;
int i;
for (i = 0; i < spec->kctls.used; i++)
kfree(kctl[i].name);
}
snd_array_free(&spec->kctls);
}
static struct hda_bind_ctls *new_bind_ctl(struct hda_codec *codec,
unsigned int nums,
struct hda_ctl_ops *ops)
{
struct hda_gen_spec *spec = codec->spec;
struct hda_bind_ctls **ctlp, *ctl;
ctlp = snd_array_new(&spec->bind_ctls);
if (!ctlp)
return NULL;
ctl = kzalloc(sizeof(*ctl) + sizeof(long) * (nums + 1), GFP_KERNEL);
*ctlp = ctl;
if (ctl)
ctl->ops = ops;
return ctl;
}
static void free_bind_ctls(struct hda_gen_spec *spec)
{
if (spec->bind_ctls.list) {
struct hda_bind_ctls **ctl = spec->bind_ctls.list;
int i;
for (i = 0; i < spec->bind_ctls.used; i++)
kfree(ctl[i]);
}
snd_array_free(&spec->bind_ctls);
}
void snd_hda_gen_spec_free(struct hda_gen_spec *spec)
{
if (!spec)
return;
free_kctls(spec);
free_bind_ctls(spec);
snd_array_free(&spec->paths);
}
EXPORT_SYMBOL_HDA(snd_hda_gen_spec_free);
/*
* parsing paths
*/
/* get the path between the given NIDs;
* passing 0 to either @pin or @dac behaves as a wildcard
*/
struct nid_path *snd_hda_get_nid_path(struct hda_codec *codec,
hda_nid_t from_nid, hda_nid_t to_nid)
{
struct hda_gen_spec *spec = codec->spec;
int i;
for (i = 0; i < spec->paths.used; i++) {
struct nid_path *path = snd_array_elem(&spec->paths, i);
if (path->depth <= 0)
continue;
if ((!from_nid || path->path[0] == from_nid) &&
(!to_nid || path->path[path->depth - 1] == to_nid))
return path;
}
return NULL;
}
EXPORT_SYMBOL_HDA(snd_hda_get_nid_path);
/* check whether the given DAC is already found in any existing paths */
static bool is_dac_already_used(struct hda_codec *codec, hda_nid_t nid)
{
struct hda_gen_spec *spec = codec->spec;
int i;
for (i = 0; i < spec->paths.used; i++) {
struct nid_path *path = snd_array_elem(&spec->paths, i);
if (path->path[0] == nid)
return true;
}
return false;
}
/* check whether the given two widgets can be connected */
static bool is_reachable_path(struct hda_codec *codec,
hda_nid_t from_nid, hda_nid_t to_nid)
{
if (!from_nid || !to_nid)
return false;
return snd_hda_get_conn_index(codec, to_nid, from_nid, true) >= 0;
}
/* nid, dir and idx */
#define AMP_VAL_COMPARE_MASK (0xffff | (1U << 18) | (0x0f << 19))
/* check whether the given ctl is already assigned in any path elements */
static bool is_ctl_used(struct hda_codec *codec, unsigned int val, int type)
{
struct hda_gen_spec *spec = codec->spec;
int i;
val &= AMP_VAL_COMPARE_MASK;
for (i = 0; i < spec->paths.used; i++) {
struct nid_path *path = snd_array_elem(&spec->paths, i);
if ((path->ctls[type] & AMP_VAL_COMPARE_MASK) == val)
return true;
}
return false;
}
/* check whether a control with the given (nid, dir, idx) was assigned */
static bool is_ctl_associated(struct hda_codec *codec, hda_nid_t nid,
int dir, int idx)
{
unsigned int val = HDA_COMPOSE_AMP_VAL(nid, 3, idx, dir);
return is_ctl_used(codec, val, NID_PATH_VOL_CTL) ||
is_ctl_used(codec, val, NID_PATH_MUTE_CTL);
}
static void print_nid_path(const char *pfx, struct nid_path *path)
{
char buf[40];
int i;
buf[0] = 0;
for (i = 0; i < path->depth; i++) {
char tmp[4];
sprintf(tmp, ":%02x", path->path[i]);
strlcat(buf, tmp, sizeof(buf));
}
snd_printdd("%s path: depth=%d %s\n", pfx, path->depth, buf);
}
/* called recursively */
static bool __parse_nid_path(struct hda_codec *codec,
hda_nid_t from_nid, hda_nid_t to_nid,
int with_aa_mix, struct nid_path *path, int depth)
{
struct hda_gen_spec *spec = codec->spec;
hda_nid_t conn[16];
int i, nums;
if (to_nid == spec->mixer_nid) {
if (!with_aa_mix)
return false;
with_aa_mix = 2; /* mark aa-mix is included */
}
nums = snd_hda_get_connections(codec, to_nid, conn, ARRAY_SIZE(conn));
for (i = 0; i < nums; i++) {
if (conn[i] != from_nid) {
/* special case: when from_nid is 0,
* try to find an empty DAC
*/
if (from_nid ||
get_wcaps_type(get_wcaps(codec, conn[i])) != AC_WID_AUD_OUT ||
is_dac_already_used(codec, conn[i]))
continue;
}
/* aa-mix is requested but not included? */
if (!(spec->mixer_nid && with_aa_mix == 1))
goto found;
}
if (depth >= MAX_NID_PATH_DEPTH)
return false;
for (i = 0; i < nums; i++) {
unsigned int type;
type = get_wcaps_type(get_wcaps(codec, conn[i]));
if (type == AC_WID_AUD_OUT || type == AC_WID_AUD_IN ||
type == AC_WID_PIN)
continue;
if (__parse_nid_path(codec, from_nid, conn[i],
with_aa_mix, path, depth + 1))
goto found;
}
return false;
found:
path->path[path->depth] = conn[i];
path->idx[path->depth + 1] = i;
if (nums > 1 && get_wcaps_type(get_wcaps(codec, to_nid)) != AC_WID_AUD_MIX)
path->multi[path->depth + 1] = 1;
path->depth++;
return true;
}
/* parse the widget path from the given nid to the target nid;
* when @from_nid is 0, try to find an empty DAC;
* when @with_aa_mix is 0, paths with spec->mixer_nid are excluded.
* when @with_aa_mix is 1, paths without spec->mixer_nid are excluded.
* when @with_aa_mix is 2, no special handling about spec->mixer_nid.
*/
bool snd_hda_parse_nid_path(struct hda_codec *codec, hda_nid_t from_nid,
hda_nid_t to_nid, int with_aa_mix,
struct nid_path *path)
{
if (__parse_nid_path(codec, from_nid, to_nid, with_aa_mix, path, 1)) {
path->path[path->depth] = to_nid;
path->depth++;
return true;
}
return false;
}
EXPORT_SYMBOL_HDA(snd_hda_parse_nid_path);
/*
* parse the path between the given NIDs and add to the path list.
* if no valid path is found, return NULL
*/
struct nid_path *
snd_hda_add_new_path(struct hda_codec *codec, hda_nid_t from_nid,
hda_nid_t to_nid, int with_aa_mix)
{
struct hda_gen_spec *spec = codec->spec;
struct nid_path *path;
if (from_nid && to_nid && !is_reachable_path(codec, from_nid, to_nid))
return NULL;
path = snd_array_new(&spec->paths);
if (!path)
return NULL;
memset(path, 0, sizeof(*path));
if (snd_hda_parse_nid_path(codec, from_nid, to_nid, with_aa_mix, path))
return path;
/* push back */
spec->paths.used--;
return NULL;
}
EXPORT_SYMBOL_HDA(snd_hda_add_new_path);
/* look for an empty DAC slot */
static hda_nid_t look_for_dac(struct hda_codec *codec, hda_nid_t pin,
bool is_digital)
{
struct hda_gen_spec *spec = codec->spec;
bool cap_digital;
int i;
for (i = 0; i < spec->num_all_dacs; i++) {
hda_nid_t nid = spec->all_dacs[i];
if (!nid || is_dac_already_used(codec, nid))
continue;
cap_digital = !!(get_wcaps(codec, nid) & AC_WCAP_DIGITAL);
if (is_digital != cap_digital)
continue;
if (is_reachable_path(codec, nid, pin))
return nid;
}
return 0;
}
/* replace the channels in the composed amp value with the given number */
static unsigned int amp_val_replace_channels(unsigned int val, unsigned int chs)
{
val &= ~(0x3U << 16);
val |= chs << 16;
return val;
}
/* check whether the widget has the given amp capability for the direction */
static bool check_amp_caps(struct hda_codec *codec, hda_nid_t nid,
int dir, unsigned int bits)
{
if (!nid)
return false;
if (get_wcaps(codec, nid) & (1 << (dir + 1)))
if (query_amp_caps(codec, nid, dir) & bits)
return true;
return false;
}
#define nid_has_mute(codec, nid, dir) \
check_amp_caps(codec, nid, dir, AC_AMPCAP_MUTE)
#define nid_has_volume(codec, nid, dir) \
check_amp_caps(codec, nid, dir, AC_AMPCAP_NUM_STEPS)
/* look for a widget suitable for assigning a mute switch in the path */
static hda_nid_t look_for_out_mute_nid(struct hda_codec *codec,
struct nid_path *path)
{
int i;
for (i = path->depth - 1; i >= 0; i--) {
if (nid_has_mute(codec, path->path[i], HDA_OUTPUT))
return path->path[i];
if (i != path->depth - 1 && i != 0 &&
nid_has_mute(codec, path->path[i], HDA_INPUT))
return path->path[i];
}
return 0;
}
/* look for a widget suitable for assigning a volume ctl in the path */
static hda_nid_t look_for_out_vol_nid(struct hda_codec *codec,
struct nid_path *path)
{
int i;
for (i = path->depth - 1; i >= 0; i--) {
if (nid_has_volume(codec, path->path[i], HDA_OUTPUT))
return path->path[i];
}
return 0;
}
/*
* path activation / deactivation
*/
/* can have the amp-in capability? */
static bool has_amp_in(struct hda_codec *codec, struct nid_path *path, int idx)
{
hda_nid_t nid = path->path[idx];
unsigned int caps = get_wcaps(codec, nid);
unsigned int type = get_wcaps_type(caps);
if (!(caps & AC_WCAP_IN_AMP))
return false;
if (type == AC_WID_PIN && idx > 0) /* only for input pins */
return false;
return true;
}
/* can have the amp-out capability? */
static bool has_amp_out(struct hda_codec *codec, struct nid_path *path, int idx)
{
hda_nid_t nid = path->path[idx];
unsigned int caps = get_wcaps(codec, nid);
unsigned int type = get_wcaps_type(caps);
if (!(caps & AC_WCAP_OUT_AMP))
return false;
if (type == AC_WID_PIN && !idx) /* only for output pins */
return false;
return true;
}
/* check whether the given (nid,dir,idx) is active */
static bool is_active_nid(struct hda_codec *codec, hda_nid_t nid,
unsigned int idx, unsigned int dir)
{
struct hda_gen_spec *spec = codec->spec;
int i, n;
for (n = 0; n < spec->paths.used; n++) {
struct nid_path *path = snd_array_elem(&spec->paths, n);
if (!path->active)
continue;
for (i = 0; i < path->depth; i++) {
if (path->path[i] == nid) {
if (dir == HDA_OUTPUT || path->idx[i] == idx)
return true;
break;
}
}
}
return false;
}
/* get the default amp value for the target state */
static int get_amp_val_to_activate(struct hda_codec *codec, hda_nid_t nid,
int dir, bool enable)
{
unsigned int caps;
unsigned int val = 0;
caps = query_amp_caps(codec, nid, dir);
if (caps & AC_AMPCAP_NUM_STEPS) {
/* set to 0dB */
if (enable)
val = (caps & AC_AMPCAP_OFFSET) >> AC_AMPCAP_OFFSET_SHIFT;
}
if (caps & AC_AMPCAP_MUTE) {
if (!enable)
val |= HDA_AMP_MUTE;
}
return val;
}
/* initialize the amp value (only at the first time) */
static void init_amp(struct hda_codec *codec, hda_nid_t nid, int dir, int idx)
{
int val = get_amp_val_to_activate(codec, nid, dir, false);
snd_hda_codec_amp_init_stereo(codec, nid, dir, idx, 0xff, val);
}
static void activate_amp(struct hda_codec *codec, hda_nid_t nid, int dir,
int idx, bool enable)
{
int val;
if (is_ctl_associated(codec, nid, dir, idx) ||
is_active_nid(codec, nid, dir, idx))
return;
val = get_amp_val_to_activate(codec, nid, dir, enable);
snd_hda_codec_amp_stereo(codec, nid, dir, idx, 0xff, val);
}
static void activate_amp_out(struct hda_codec *codec, struct nid_path *path,
int i, bool enable)
{
hda_nid_t nid = path->path[i];
init_amp(codec, nid, HDA_OUTPUT, 0);
activate_amp(codec, nid, HDA_OUTPUT, 0, enable);
}
static void activate_amp_in(struct hda_codec *codec, struct nid_path *path,
int i, bool enable, bool add_aamix)
{
struct hda_gen_spec *spec = codec->spec;
hda_nid_t conn[16];
int n, nums, idx;
int type;
hda_nid_t nid = path->path[i];
nums = snd_hda_get_connections(codec, nid, conn, ARRAY_SIZE(conn));
type = get_wcaps_type(get_wcaps(codec, nid));
if (type == AC_WID_PIN ||
(type == AC_WID_AUD_IN && codec->single_adc_amp)) {
nums = 1;
idx = 0;
} else
idx = path->idx[i];
for (n = 0; n < nums; n++)
init_amp(codec, nid, HDA_INPUT, n);
if (is_ctl_associated(codec, nid, HDA_INPUT, idx))
return;
/* here is a little bit tricky in comparison with activate_amp_out();
* when aa-mixer is available, we need to enable the path as well
*/
for (n = 0; n < nums; n++) {
if (n != idx && (!add_aamix || conn[n] != spec->mixer_nid))
continue;
activate_amp(codec, nid, HDA_INPUT, n, enable);
}
}
/* activate or deactivate the given path
* if @add_aamix is set, enable the input from aa-mix NID as well (if any)
*/
void snd_hda_activate_path(struct hda_codec *codec, struct nid_path *path,
bool enable, bool add_aamix)
{
int i;
if (!enable)
path->active = false;
for (i = path->depth - 1; i >= 0; i--) {
if (enable && path->multi[i])
snd_hda_codec_write_cache(codec, path->path[i], 0,
AC_VERB_SET_CONNECT_SEL,
path->idx[i]);
if (has_amp_in(codec, path, i))
activate_amp_in(codec, path, i, enable, add_aamix);
if (has_amp_out(codec, path, i))
activate_amp_out(codec, path, i, enable);
}
if (enable)
path->active = true;
}
EXPORT_SYMBOL_HDA(snd_hda_activate_path);
/* turn on/off EAPD on the given pin */
static void set_pin_eapd(struct hda_codec *codec, hda_nid_t pin, bool enable)
{
struct hda_gen_spec *spec = codec->spec;
if (spec->own_eapd_ctl ||
!(snd_hda_query_pin_caps(codec, pin) & AC_PINCAP_EAPD))
return;
snd_hda_codec_update_cache(codec, pin, 0,
AC_VERB_SET_EAPD_BTLENABLE,
enable ? 0x02 : 0x00);
}
/*
* Helper functions for creating mixer ctl elements
*/
enum {
HDA_CTL_WIDGET_VOL,
HDA_CTL_WIDGET_MUTE,
HDA_CTL_BIND_MUTE,
HDA_CTL_BIND_VOL,
HDA_CTL_BIND_SW,
};
static const struct snd_kcontrol_new control_templates[] = {
HDA_CODEC_VOLUME(NULL, 0, 0, 0),
HDA_CODEC_MUTE(NULL, 0, 0, 0),
HDA_BIND_MUTE(NULL, 0, 0, 0),
HDA_BIND_VOL(NULL, 0),
HDA_BIND_SW(NULL, 0),
};
/* add dynamic controls from template */
static int add_control(struct hda_gen_spec *spec, int type, const char *name,
int cidx, unsigned long val)
{
struct snd_kcontrol_new *knew;
knew = snd_hda_gen_add_kctl(spec, name, &control_templates[type]);
if (!knew)
return -ENOMEM;
knew->index = cidx;
if (get_amp_nid_(val))
knew->subdevice = HDA_SUBDEV_AMP_FLAG;
knew->private_value = val;
return 0;
}
static int add_control_with_pfx(struct hda_gen_spec *spec, int type,
const char *pfx, const char *dir,
const char *sfx, int cidx, unsigned long val)
{
char name[32];
snprintf(name, sizeof(name), "%s %s %s", pfx, dir, sfx);
return add_control(spec, type, name, cidx, val);
}
#define add_pb_vol_ctrl(spec, type, pfx, val) \
add_control_with_pfx(spec, type, pfx, "Playback", "Volume", 0, val)
#define add_pb_sw_ctrl(spec, type, pfx, val) \
add_control_with_pfx(spec, type, pfx, "Playback", "Switch", 0, val)
#define __add_pb_vol_ctrl(spec, type, pfx, cidx, val) \
add_control_with_pfx(spec, type, pfx, "Playback", "Volume", cidx, val)
#define __add_pb_sw_ctrl(spec, type, pfx, cidx, val) \
add_control_with_pfx(spec, type, pfx, "Playback", "Switch", cidx, val)
static int add_vol_ctl(struct hda_codec *codec, const char *pfx, int cidx,
unsigned int chs, struct nid_path *path)
{
unsigned int val;
if (!path)
return 0;
val = path->ctls[NID_PATH_VOL_CTL];
if (!val)
return 0;
val = amp_val_replace_channels(val, chs);
return __add_pb_vol_ctrl(codec->spec, HDA_CTL_WIDGET_VOL, pfx, cidx, val);
}
/* return the channel bits suitable for the given path->ctls[] */
static int get_default_ch_nums(struct hda_codec *codec, struct nid_path *path,
int type)
{
int chs = 1; /* mono (left only) */
if (path) {
hda_nid_t nid = get_amp_nid_(path->ctls[type]);
if (nid && (get_wcaps(codec, nid) & AC_WCAP_STEREO))
chs = 3; /* stereo */
}
return chs;
}
static int add_stereo_vol(struct hda_codec *codec, const char *pfx, int cidx,
struct nid_path *path)
{
int chs = get_default_ch_nums(codec, path, NID_PATH_VOL_CTL);
return add_vol_ctl(codec, pfx, cidx, chs, path);
}
/* create a mute-switch for the given mixer widget;
* if it has multiple sources (e.g. DAC and loopback), create a bind-mute
*/
static int add_sw_ctl(struct hda_codec *codec, const char *pfx, int cidx,
unsigned int chs, struct nid_path *path)
{
unsigned int val;
int type = HDA_CTL_WIDGET_MUTE;
if (!path)
return 0;
val = path->ctls[NID_PATH_MUTE_CTL];
if (!val)
return 0;
val = amp_val_replace_channels(val, chs);
if (get_amp_direction_(val) == HDA_INPUT) {
hda_nid_t nid = get_amp_nid_(val);
int nums = snd_hda_get_num_conns(codec, nid);
if (nums > 1) {
type = HDA_CTL_BIND_MUTE;
val |= nums << 19;
}
}
return __add_pb_sw_ctrl(codec->spec, type, pfx, cidx, val);
}
static int add_stereo_sw(struct hda_codec *codec, const char *pfx,
int cidx, struct nid_path *path)
{
int chs = get_default_ch_nums(codec, path, NID_PATH_MUTE_CTL);
return add_sw_ctl(codec, pfx, cidx, chs, path);
}
static const char * const channel_name[4] = {
"Front", "Surround", "CLFE", "Side"
};
/* give some appropriate ctl name prefix for the given line out channel */
static const char *get_line_out_pfx(struct hda_gen_spec *spec, int ch,
bool can_be_master, int *index)
{
struct auto_pin_cfg *cfg = &spec->autocfg;
*index = 0;
if (cfg->line_outs == 1 && !spec->multi_ios &&
!cfg->hp_outs && !cfg->speaker_outs && can_be_master)
return spec->vmaster_mute.hook ? "PCM" : "Master";
/* if there is really a single DAC used in the whole output paths,
* use it master (or "PCM" if a vmaster hook is present)
*/
if (spec->multiout.num_dacs == 1 && !spec->mixer_nid &&
!spec->multiout.hp_out_nid[0] && !spec->multiout.extra_out_nid[0])
return spec->vmaster_mute.hook ? "PCM" : "Master";
switch (cfg->line_out_type) {
case AUTO_PIN_SPEAKER_OUT:
if (cfg->line_outs == 1)
return "Speaker";
if (cfg->line_outs == 2)
return ch ? "Bass Speaker" : "Speaker";
break;
case AUTO_PIN_HP_OUT:
/* for multi-io case, only the primary out */
if (ch && spec->multi_ios)
break;
*index = ch;
return "Headphone";
default:
if (cfg->line_outs == 1 && !spec->multi_ios)
return "PCM";
break;
}
if (ch >= ARRAY_SIZE(channel_name)) {
snd_BUG();
return "PCM";
}
return channel_name[ch];
}
/*
* Parse output paths
*/
/* badness definition */
enum {
/* No primary DAC is found for the main output */
BAD_NO_PRIMARY_DAC = 0x10000,
/* No DAC is found for the extra output */
BAD_NO_DAC = 0x4000,
/* No possible multi-ios */
BAD_MULTI_IO = 0x103,
/* No individual DAC for extra output */
BAD_NO_EXTRA_DAC = 0x102,
/* No individual DAC for extra surrounds */
BAD_NO_EXTRA_SURR_DAC = 0x101,
/* Primary DAC shared with main surrounds */
BAD_SHARED_SURROUND = 0x100,
/* Primary DAC shared with main CLFE */
BAD_SHARED_CLFE = 0x10,
/* Primary DAC shared with extra surrounds */
BAD_SHARED_EXTRA_SURROUND = 0x10,
/* Volume widget is shared */
BAD_SHARED_VOL = 0x10,
};
/* look for widgets in the path between the given NIDs appropriate for
* volume and mute controls, and assign the values to ctls[].
*
* When no appropriate widget is found in the path, the badness value
* is incremented depending on the situation. The function returns the
* total badness for both volume and mute controls.
*/
static int assign_out_path_ctls(struct hda_codec *codec, hda_nid_t pin,
hda_nid_t dac)
{
struct nid_path *path = snd_hda_get_nid_path(codec, dac, pin);
hda_nid_t nid;
unsigned int val;
int badness = 0;
if (!path)
return BAD_SHARED_VOL * 2;
nid = look_for_out_vol_nid(codec, path);
if (nid) {
val = HDA_COMPOSE_AMP_VAL(nid, 3, 0, HDA_OUTPUT);
if (is_ctl_used(codec, val, NID_PATH_VOL_CTL))
badness += BAD_SHARED_VOL;
else
path->ctls[NID_PATH_VOL_CTL] = val;
} else
badness += BAD_SHARED_VOL;
nid = look_for_out_mute_nid(codec, path);
if (nid) {
unsigned int wid_type = get_wcaps_type(get_wcaps(codec, nid));
if (wid_type == AC_WID_PIN || wid_type == AC_WID_AUD_OUT ||
nid_has_mute(codec, nid, HDA_OUTPUT))
val = HDA_COMPOSE_AMP_VAL(nid, 3, 0, HDA_OUTPUT);
else
val = HDA_COMPOSE_AMP_VAL(nid, 3, 0, HDA_INPUT);
if (is_ctl_used(codec, val, NID_PATH_MUTE_CTL))
badness += BAD_SHARED_VOL;
else
path->ctls[NID_PATH_MUTE_CTL] = val;
} else
badness += BAD_SHARED_VOL;
return badness;
}
struct badness_table {
int no_primary_dac; /* no primary DAC */
int no_dac; /* no secondary DACs */
int shared_primary; /* primary DAC is shared with main output */
int shared_surr; /* secondary DAC shared with main or primary */
int shared_clfe; /* third DAC shared with main or primary */
int shared_surr_main; /* secondary DAC sahred with main/DAC0 */
};
static struct badness_table main_out_badness = {
.no_primary_dac = BAD_NO_PRIMARY_DAC,
.no_dac = BAD_NO_DAC,
.shared_primary = BAD_NO_PRIMARY_DAC,
.shared_surr = BAD_SHARED_SURROUND,
.shared_clfe = BAD_SHARED_CLFE,
.shared_surr_main = BAD_SHARED_SURROUND,
};
static struct badness_table extra_out_badness = {
.no_primary_dac = BAD_NO_DAC,
.no_dac = BAD_NO_DAC,
.shared_primary = BAD_NO_EXTRA_DAC,
.shared_surr = BAD_SHARED_EXTRA_SURROUND,
.shared_clfe = BAD_SHARED_EXTRA_SURROUND,
.shared_surr_main = BAD_NO_EXTRA_SURR_DAC,
};
/* try to assign DACs to pins and return the resultant badness */
static int try_assign_dacs(struct hda_codec *codec, int num_outs,
const hda_nid_t *pins, hda_nid_t *dacs,
const struct badness_table *bad)
{
struct hda_gen_spec *spec = codec->spec;
struct auto_pin_cfg *cfg = &spec->autocfg;
int i, j;
int badness = 0;
hda_nid_t dac;
if (!num_outs)
return 0;
for (i = 0; i < num_outs; i++) {
struct nid_path *path;
hda_nid_t pin = pins[i];
if (!dacs[i])
dacs[i] = look_for_dac(codec, pin, false);
if (!dacs[i] && !i) {
for (j = 1; j < num_outs; j++) {
if (is_reachable_path(codec, dacs[j], pin)) {
dacs[0] = dacs[j];
dacs[j] = 0;
break;
}
}
}
dac = dacs[i];
if (!dac) {
if (is_reachable_path(codec, dacs[0], pin))
dac = dacs[0];
else if (cfg->line_outs > i &&
is_reachable_path(codec, spec->private_dac_nids[i], pin))
dac = spec->private_dac_nids[i];
if (dac) {
if (!i)
badness += bad->shared_primary;
else if (i == 1)
badness += bad->shared_surr;
else
badness += bad->shared_clfe;
} else if (is_reachable_path(codec, spec->private_dac_nids[0], pin)) {
dac = spec->private_dac_nids[0];
badness += bad->shared_surr_main;
} else if (!i)
badness += bad->no_primary_dac;
else
badness += bad->no_dac;
}
path = snd_hda_add_new_path(codec, dac, pin, 0);
if (!path)
dac = dacs[i] = 0;
else
print_nid_path("output", path);
if (dac)
badness += assign_out_path_ctls(codec, pin, dac);
}
return badness;
}
/* return NID if the given pin has only a single connection to a certain DAC */
static hda_nid_t get_dac_if_single(struct hda_codec *codec, hda_nid_t pin)
{
struct hda_gen_spec *spec = codec->spec;
int i;
hda_nid_t nid_found = 0;
for (i = 0; i < spec->num_all_dacs; i++) {
hda_nid_t nid = spec->all_dacs[i];
if (!nid || is_dac_already_used(codec, nid))
continue;
if (is_reachable_path(codec, nid, pin)) {
if (nid_found)
return 0;
nid_found = nid;
}
}
return nid_found;
}
/* check whether the given pin can be a multi-io pin */
static bool can_be_multiio_pin(struct hda_codec *codec,
unsigned int location, hda_nid_t nid)
{
unsigned int defcfg, caps;
defcfg = snd_hda_codec_get_pincfg(codec, nid);
if (get_defcfg_connect(defcfg) != AC_JACK_PORT_COMPLEX)
return false;
if (location && get_defcfg_location(defcfg) != location)
return false;
caps = snd_hda_query_pin_caps(codec, nid);
if (!(caps & AC_PINCAP_OUT))
return false;
return true;
}
/*
* multi-io helper
*
* When hardwired is set, try to fill ony hardwired pins, and returns
* zero if any pins are filled, non-zero if nothing found.
* When hardwired is off, try to fill possible input pins, and returns
* the badness value.
*/
static int fill_multi_ios(struct hda_codec *codec,
hda_nid_t reference_pin,
bool hardwired, int offset)
{
struct hda_gen_spec *spec = codec->spec;
struct auto_pin_cfg *cfg = &spec->autocfg;
int type, i, j, dacs, num_pins, old_pins;
unsigned int defcfg = snd_hda_codec_get_pincfg(codec, reference_pin);
unsigned int location = get_defcfg_location(defcfg);
int badness = 0;
old_pins = spec->multi_ios;
if (old_pins >= 2)
goto end_fill;
num_pins = 0;
for (type = AUTO_PIN_LINE_IN; type >= AUTO_PIN_MIC; type--) {
for (i = 0; i < cfg->num_inputs; i++) {
if (cfg->inputs[i].type != type)
continue;
if (can_be_multiio_pin(codec, location,
cfg->inputs[i].pin))
num_pins++;
}
}
if (num_pins < 2)
goto end_fill;
dacs = spec->multiout.num_dacs;
for (type = AUTO_PIN_LINE_IN; type >= AUTO_PIN_MIC; type--) {
for (i = 0; i < cfg->num_inputs; i++) {
struct nid_path *path;
hda_nid_t nid = cfg->inputs[i].pin;
hda_nid_t dac = 0;
if (cfg->inputs[i].type != type)
continue;
if (!can_be_multiio_pin(codec, location, nid))
continue;
for (j = 0; j < spec->multi_ios; j++) {
if (nid == spec->multi_io[j].pin)
break;
}
if (j < spec->multi_ios)
continue;
if (offset && offset + spec->multi_ios < dacs) {
dac = spec->private_dac_nids[offset + spec->multi_ios];
if (!is_reachable_path(codec, dac, nid))
dac = 0;
}
if (hardwired)
dac = get_dac_if_single(codec, nid);
else if (!dac)
dac = look_for_dac(codec, nid, false);
if (!dac) {
badness++;
continue;
}
path = snd_hda_add_new_path(codec, dac, nid, 0);
if (!path) {
badness++;
continue;
}
print_nid_path("multiio", path);
spec->multi_io[spec->multi_ios].pin = nid;
spec->multi_io[spec->multi_ios].dac = dac;
spec->multi_ios++;
if (spec->multi_ios >= 2)
break;
}
}
end_fill:
if (badness)
badness = BAD_MULTI_IO;
if (old_pins == spec->multi_ios) {
if (hardwired)
return 1; /* nothing found */
else
return badness; /* no badness if nothing found */
}
if (!hardwired && spec->multi_ios < 2) {
/* cancel newly assigned paths */
spec->paths.used -= spec->multi_ios - old_pins;
spec->multi_ios = old_pins;
return badness;
}
/* assign volume and mute controls */
for (i = old_pins; i < spec->multi_ios; i++)
badness += assign_out_path_ctls(codec, spec->multi_io[i].pin,
spec->multi_io[i].dac);
return badness;
}
/* map DACs for all pins in the list if they are single connections */
static bool map_singles(struct hda_codec *codec, int outs,
const hda_nid_t *pins, hda_nid_t *dacs)
{
int i;
bool found = false;
for (i = 0; i < outs; i++) {
struct nid_path *path;
hda_nid_t dac;
if (dacs[i])
continue;
dac = get_dac_if_single(codec, pins[i]);
if (!dac)
continue;
path = snd_hda_add_new_path(codec, dac, pins[i], 0);
if (path) {
dacs[i] = dac;
found = true;
print_nid_path("output", path);
}
}
return found;
}
/* fill in the dac_nids table from the parsed pin configuration */
static int fill_and_eval_dacs(struct hda_codec *codec,
bool fill_hardwired,
bool fill_mio_first)
{
struct hda_gen_spec *spec = codec->spec;
struct auto_pin_cfg *cfg = &spec->autocfg;
int i, err, badness;
/* set num_dacs once to full for look_for_dac() */
spec->multiout.num_dacs = cfg->line_outs;
spec->multiout.dac_nids = spec->private_dac_nids;
memset(spec->private_dac_nids, 0, sizeof(spec->private_dac_nids));
memset(spec->multiout.hp_out_nid, 0, sizeof(spec->multiout.hp_out_nid));
memset(spec->multiout.extra_out_nid, 0, sizeof(spec->multiout.extra_out_nid));
spec->multi_ios = 0;
snd_array_free(&spec->paths);
badness = 0;
/* fill hard-wired DACs first */
if (fill_hardwired) {
bool mapped;
do {
mapped = map_singles(codec, cfg->line_outs,
cfg->line_out_pins,
spec->private_dac_nids);
mapped |= map_singles(codec, cfg->hp_outs,
cfg->hp_pins,
spec->multiout.hp_out_nid);
mapped |= map_singles(codec, cfg->speaker_outs,
cfg->speaker_pins,
spec->multiout.extra_out_nid);
if (fill_mio_first && cfg->line_outs == 1 &&
cfg->line_out_type != AUTO_PIN_SPEAKER_OUT) {
err = fill_multi_ios(codec, cfg->line_out_pins[0], true, 0);
if (!err)
mapped = true;
}
} while (mapped);
}
badness += try_assign_dacs(codec, cfg->line_outs, cfg->line_out_pins,
spec->private_dac_nids,
&main_out_badness);
/* re-count num_dacs and squash invalid entries */
spec->multiout.num_dacs = 0;
for (i = 0; i < cfg->line_outs; i++) {
if (spec->private_dac_nids[i])
spec->multiout.num_dacs++;
else {
memmove(spec->private_dac_nids + i,
spec->private_dac_nids + i + 1,
sizeof(hda_nid_t) * (cfg->line_outs - i - 1));
spec->private_dac_nids[cfg->line_outs - 1] = 0;
}
}
if (fill_mio_first &&
cfg->line_outs == 1 && cfg->line_out_type != AUTO_PIN_SPEAKER_OUT) {
/* try to fill multi-io first */
err = fill_multi_ios(codec, cfg->line_out_pins[0], false, 0);
if (err < 0)
return err;
/* we don't count badness at this stage yet */
}
if (cfg->line_out_type != AUTO_PIN_HP_OUT) {
err = try_assign_dacs(codec, cfg->hp_outs, cfg->hp_pins,
spec->multiout.hp_out_nid,
&extra_out_badness);
if (err < 0)
return err;
badness += err;
}
if (cfg->line_out_type != AUTO_PIN_SPEAKER_OUT) {
err = try_assign_dacs(codec, cfg->speaker_outs,
cfg->speaker_pins,
spec->multiout.extra_out_nid,
&extra_out_badness);
if (err < 0)
return err;
badness += err;
}
if (cfg->line_outs == 1 && cfg->line_out_type != AUTO_PIN_SPEAKER_OUT) {
err = fill_multi_ios(codec, cfg->line_out_pins[0], false, 0);
if (err < 0)
return err;
badness += err;
}
if (cfg->hp_outs && cfg->line_out_type == AUTO_PIN_SPEAKER_OUT) {
/* try multi-ios with HP + inputs */
int offset = 0;
if (cfg->line_outs >= 3)
offset = 1;
err = fill_multi_ios(codec, cfg->hp_pins[0], false, offset);
if (err < 0)
return err;
badness += err;
}
if (spec->multi_ios == 2) {
for (i = 0; i < 2; i++)
spec->private_dac_nids[spec->multiout.num_dacs++] =
spec->multi_io[i].dac;
spec->ext_channel_count = 2;
} else if (spec->multi_ios) {
spec->multi_ios = 0;
badness += BAD_MULTI_IO;
}
return badness;
}
#define DEBUG_BADNESS
#ifdef DEBUG_BADNESS
#define debug_badness snd_printdd
#else
#define debug_badness(...)
#endif
static void debug_show_configs(struct hda_gen_spec *spec, struct auto_pin_cfg *cfg)
{
debug_badness("multi_outs = %x/%x/%x/%x : %x/%x/%x/%x\n",
cfg->line_out_pins[0], cfg->line_out_pins[1],
cfg->line_out_pins[2], cfg->line_out_pins[3],
spec->multiout.dac_nids[0],
spec->multiout.dac_nids[1],
spec->multiout.dac_nids[2],
spec->multiout.dac_nids[3]);
if (spec->multi_ios > 0)
debug_badness("multi_ios(%d) = %x/%x : %x/%x\n",
spec->multi_ios,
spec->multi_io[0].pin, spec->multi_io[1].pin,
spec->multi_io[0].dac, spec->multi_io[1].dac);
debug_badness("hp_outs = %x/%x/%x/%x : %x/%x/%x/%x\n",
cfg->hp_pins[0], cfg->hp_pins[1],
cfg->hp_pins[2], cfg->hp_pins[3],
spec->multiout.hp_out_nid[0],
spec->multiout.hp_out_nid[1],
spec->multiout.hp_out_nid[2],
spec->multiout.hp_out_nid[3]);
debug_badness("spk_outs = %x/%x/%x/%x : %x/%x/%x/%x\n",
cfg->speaker_pins[0], cfg->speaker_pins[1],
cfg->speaker_pins[2], cfg->speaker_pins[3],
spec->multiout.extra_out_nid[0],
spec->multiout.extra_out_nid[1],
spec->multiout.extra_out_nid[2],
spec->multiout.extra_out_nid[3]);
}
/* find all available DACs of the codec */
static void fill_all_dac_nids(struct hda_codec *codec)
{
struct hda_gen_spec *spec = codec->spec;
int i;
hda_nid_t nid = codec->start_nid;
spec->num_all_dacs = 0;
memset(spec->all_dacs, 0, sizeof(spec->all_dacs));
for (i = 0; i < codec->num_nodes; i++, nid++) {
if (get_wcaps_type(get_wcaps(codec, nid)) != AC_WID_AUD_OUT)
continue;
if (spec->num_all_dacs >= ARRAY_SIZE(spec->all_dacs)) {
snd_printk(KERN_ERR "hda: Too many DACs!\n");
break;
}
spec->all_dacs[spec->num_all_dacs++] = nid;
}
}
static int parse_output_paths(struct hda_codec *codec)
{
struct hda_gen_spec *spec = codec->spec;
struct auto_pin_cfg *cfg = &spec->autocfg;
struct auto_pin_cfg *best_cfg;
int best_badness = INT_MAX;
int badness;
bool fill_hardwired = true, fill_mio_first = true;
bool best_wired = true, best_mio = true;
bool hp_spk_swapped = false;
fill_all_dac_nids(codec);
best_cfg = kmalloc(sizeof(*best_cfg), GFP_KERNEL);
if (!best_cfg)
return -ENOMEM;
*best_cfg = *cfg;
for (;;) {
badness = fill_and_eval_dacs(codec, fill_hardwired,
fill_mio_first);
if (badness < 0) {
kfree(best_cfg);
return badness;
}
debug_badness("==> lo_type=%d, wired=%d, mio=%d, badness=0x%x\n",
cfg->line_out_type, fill_hardwired, fill_mio_first,
badness);
debug_show_configs(spec, cfg);
if (badness < best_badness) {
best_badness = badness;
*best_cfg = *cfg;
best_wired = fill_hardwired;
best_mio = fill_mio_first;
}
if (!badness)
break;
fill_mio_first = !fill_mio_first;
if (!fill_mio_first)
continue;
fill_hardwired = !fill_hardwired;
if (!fill_hardwired)
continue;
if (hp_spk_swapped)
break;
hp_spk_swapped = true;
if (cfg->speaker_outs > 0 &&
cfg->line_out_type == AUTO_PIN_HP_OUT) {
cfg->hp_outs = cfg->line_outs;
memcpy(cfg->hp_pins, cfg->line_out_pins,
sizeof(cfg->hp_pins));
cfg->line_outs = cfg->speaker_outs;
memcpy(cfg->line_out_pins, cfg->speaker_pins,
sizeof(cfg->speaker_pins));
cfg->speaker_outs = 0;
memset(cfg->speaker_pins, 0, sizeof(cfg->speaker_pins));
cfg->line_out_type = AUTO_PIN_SPEAKER_OUT;
fill_hardwired = true;
continue;
}
if (cfg->hp_outs > 0 &&
cfg->line_out_type == AUTO_PIN_SPEAKER_OUT) {
cfg->speaker_outs = cfg->line_outs;
memcpy(cfg->speaker_pins, cfg->line_out_pins,
sizeof(cfg->speaker_pins));
cfg->line_outs = cfg->hp_outs;
memcpy(cfg->line_out_pins, cfg->hp_pins,
sizeof(cfg->hp_pins));
cfg->hp_outs = 0;
memset(cfg->hp_pins, 0, sizeof(cfg->hp_pins));
cfg->line_out_type = AUTO_PIN_HP_OUT;
fill_hardwired = true;
continue;
}
break;
}
if (badness) {
debug_badness("==> restoring best_cfg\n");
*cfg = *best_cfg;
fill_and_eval_dacs(codec, best_wired, best_mio);
}
debug_badness("==> Best config: lo_type=%d, wired=%d, mio=%d\n",
cfg->line_out_type, best_wired, best_mio);
debug_show_configs(spec, cfg);
if (cfg->line_out_pins[0]) {
struct nid_path *path;
path = snd_hda_get_nid_path(codec,
spec->multiout.dac_nids[0],
cfg->line_out_pins[0]);
if (path)
spec->vmaster_nid = look_for_out_vol_nid(codec, path);
}
kfree(best_cfg);
return 0;
}
/* add playback controls from the parsed DAC table */
static int create_multi_out_ctls(struct hda_codec *codec,
const struct auto_pin_cfg *cfg)
{
struct hda_gen_spec *spec = codec->spec;
int i, err, noutputs;
noutputs = cfg->line_outs;
if (spec->multi_ios > 0 && cfg->line_outs < 3)
noutputs += spec->multi_ios;
for (i = 0; i < noutputs; i++) {
const char *name;
int index;
hda_nid_t dac, pin;
struct nid_path *path;
dac = spec->multiout.dac_nids[i];
if (!dac)
continue;
if (i >= cfg->line_outs) {
pin = spec->multi_io[i - 1].pin;
index = 0;
name = channel_name[i];
} else {
pin = cfg->line_out_pins[i];
name = get_line_out_pfx(spec, i, true, &index);
}
path = snd_hda_get_nid_path(codec, dac, pin);
if (!path)
continue;
if (!name || !strcmp(name, "CLFE")) {
/* Center/LFE */
err = add_vol_ctl(codec, "Center", 0, 1, path);
if (err < 0)
return err;
err = add_vol_ctl(codec, "LFE", 0, 2, path);
if (err < 0)
return err;
err = add_sw_ctl(codec, "Center", 0, 1, path);
if (err < 0)
return err;
err = add_sw_ctl(codec, "LFE", 0, 2, path);
if (err < 0)
return err;
} else {
err = add_stereo_vol(codec, name, index, path);
if (err < 0)
return err;
err = add_stereo_sw(codec, name, index, path);
if (err < 0)
return err;
}
}
return 0;
}
static int create_extra_out(struct hda_codec *codec, hda_nid_t pin,
hda_nid_t dac, const char *pfx, int cidx)
{
struct nid_path *path;
int err;
path = snd_hda_get_nid_path(codec, dac, pin);
if (!path)
return 0;
/* bind volume control will be created in the case of dac = 0 */
if (dac) {
err = add_stereo_vol(codec, pfx, cidx, path);
if (err < 0)
return err;
}
err = add_stereo_sw(codec, pfx, cidx, path);
if (err < 0)
return err;
return 0;
}
/* add playback controls for speaker and HP outputs */
static int create_extra_outs(struct hda_codec *codec, int num_pins,
const hda_nid_t *pins, const hda_nid_t *dacs,
const char *pfx)
{
struct hda_gen_spec *spec = codec->spec;
struct hda_bind_ctls *ctl;
char name[32];
int i, n, err;
if (!num_pins || !pins[0])
return 0;
if (num_pins == 1) {
hda_nid_t dac = *dacs;
if (!dac)
dac = spec->multiout.dac_nids[0];
return create_extra_out(codec, *pins, dac, pfx, 0);
}
for (i = 0; i < num_pins; i++) {
hda_nid_t dac;
if (dacs[num_pins - 1])
dac = dacs[i]; /* with individual volumes */
else
dac = 0;
if (num_pins == 2 && i == 1 && !strcmp(pfx, "Speaker")) {
err = create_extra_out(codec, pins[i], dac,
"Bass Speaker", 0);
} else if (num_pins >= 3) {
snprintf(name, sizeof(name), "%s %s",
pfx, channel_name[i]);
err = create_extra_out(codec, pins[i], dac, name, 0);
} else {
err = create_extra_out(codec, pins[i], dac, pfx, i);
}
if (err < 0)
return err;
}
if (dacs[num_pins - 1])
return 0;
/* Let's create a bind-controls for volumes */
ctl = new_bind_ctl(codec, num_pins, &snd_hda_bind_vol);
if (!ctl)
return -ENOMEM;
n = 0;
for (i = 0; i < num_pins; i++) {
hda_nid_t vol;
struct nid_path *path;
if (!pins[i] || !dacs[i])
continue;
path = snd_hda_get_nid_path(codec, dacs[i], pins[i]);
if (!path)
continue;
vol = look_for_out_vol_nid(codec, path);
if (vol)
ctl->values[n++] =
HDA_COMPOSE_AMP_VAL(vol, 3, 0, HDA_OUTPUT);
}
if (n) {
snprintf(name, sizeof(name), "%s Playback Volume", pfx);
err = add_control(spec, HDA_CTL_BIND_VOL, name, 0, (long)ctl);
if (err < 0)
return err;
}
return 0;
}
static int create_hp_out_ctls(struct hda_codec *codec)
{
struct hda_gen_spec *spec = codec->spec;
return create_extra_outs(codec, spec->autocfg.hp_outs,
spec->autocfg.hp_pins,
spec->multiout.hp_out_nid,
"Headphone");
}
static int create_speaker_out_ctls(struct hda_codec *codec)
{
struct hda_gen_spec *spec = codec->spec;
return create_extra_outs(codec, spec->autocfg.speaker_outs,
spec->autocfg.speaker_pins,
spec->multiout.extra_out_nid,
"Speaker");
}
/*
* channel mode enum control
*/
static int ch_mode_info(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_info *uinfo)
{
struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
struct hda_gen_spec *spec = codec->spec;
uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
uinfo->count = 1;
uinfo->value.enumerated.items = spec->multi_ios + 1;
if (uinfo->value.enumerated.item > spec->multi_ios)
uinfo->value.enumerated.item = spec->multi_ios;
sprintf(uinfo->value.enumerated.name, "%dch",
(uinfo->value.enumerated.item + 1) * 2);
return 0;
}
static int ch_mode_get(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
struct hda_gen_spec *spec = codec->spec;
ucontrol->value.enumerated.item[0] = (spec->ext_channel_count - 1) / 2;
return 0;
}
static int set_multi_io(struct hda_codec *codec, int idx, bool output)
{
struct hda_gen_spec *spec = codec->spec;
hda_nid_t nid = spec->multi_io[idx].pin;
struct nid_path *path;
path = snd_hda_get_nid_path(codec, spec->multi_io[idx].dac, nid);
if (!path)
return -EINVAL;
if (path->active == output)
return 0;
if (output) {
snd_hda_set_pin_ctl_cache(codec, nid, PIN_OUT);
snd_hda_activate_path(codec, path, true, true);
set_pin_eapd(codec, nid, true);
} else {
set_pin_eapd(codec, nid, false);
snd_hda_activate_path(codec, path, false, true);
snd_hda_set_pin_ctl_cache(codec, nid,
spec->multi_io[idx].ctl_in);
}
return 0;
}
static int ch_mode_put(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
struct hda_gen_spec *spec = codec->spec;
int i, ch;
ch = ucontrol->value.enumerated.item[0];
if (ch < 0 || ch > spec->multi_ios)
return -EINVAL;
if (ch == (spec->ext_channel_count - 1) / 2)
return 0;
spec->ext_channel_count = (ch + 1) * 2;
for (i = 0; i < spec->multi_ios; i++)
set_multi_io(codec, i, i < ch);
spec->multiout.max_channels = max(spec->ext_channel_count,
spec->const_channel_count);
if (spec->need_dac_fix)
spec->multiout.num_dacs = spec->multiout.max_channels / 2;
return 1;
}
static const struct snd_kcontrol_new channel_mode_enum = {
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
.name = "Channel Mode",
.info = ch_mode_info,
.get = ch_mode_get,
.put = ch_mode_put,
};
static int create_multi_channel_mode(struct hda_codec *codec)
{
struct hda_gen_spec *spec = codec->spec;
if (spec->multi_ios > 0) {
if (!snd_hda_gen_add_kctl(spec, NULL, &channel_mode_enum))
return -ENOMEM;
}
return 0;
}
/*
* shared headphone/mic handling
*/
static void call_update_outputs(struct hda_codec *codec);
/* for shared I/O, change the pin-control accordingly */
static void update_shared_mic_hp(struct hda_codec *codec, bool set_as_mic)
{
struct hda_gen_spec *spec = codec->spec;
unsigned int val;
hda_nid_t pin = spec->autocfg.inputs[1].pin;
/* NOTE: this assumes that there are only two inputs, the
* first is the real internal mic and the second is HP/mic jack.
*/
val = snd_hda_get_default_vref(codec, pin);
/* This pin does not have vref caps - let's enable vref on pin 0x18
instead, as suggested by Realtek */
if (val == AC_PINCTL_VREF_HIZ && spec->shared_mic_vref_pin) {
const hda_nid_t vref_pin = spec->shared_mic_vref_pin;
unsigned int vref_val = snd_hda_get_default_vref(codec, vref_pin);
if (vref_val != AC_PINCTL_VREF_HIZ)
snd_hda_set_pin_ctl_cache(codec, vref_pin,
PIN_IN | (set_as_mic ? vref_val : 0));
}
val = set_as_mic ? val | PIN_IN : PIN_HP;
snd_hda_set_pin_ctl_cache(codec, pin, val);
spec->automute_speaker = !set_as_mic;
call_update_outputs(codec);
}
/* create a shared input with the headphone out */
static int create_shared_input(struct hda_codec *codec)
{
struct hda_gen_spec *spec = codec->spec;
struct auto_pin_cfg *cfg = &spec->autocfg;
unsigned int defcfg;
hda_nid_t nid;
/* only one internal input pin? */
if (cfg->num_inputs != 1)
return 0;
defcfg = snd_hda_codec_get_pincfg(codec, cfg->inputs[0].pin);
if (snd_hda_get_input_pin_attr(defcfg) != INPUT_PIN_ATTR_INT)
return 0;
if (cfg->hp_outs == 1 && cfg->line_out_type == AUTO_PIN_SPEAKER_OUT)
nid = cfg->hp_pins[0]; /* OK, we have a single HP-out */
else if (cfg->line_outs == 1 && cfg->line_out_type == AUTO_PIN_HP_OUT)
nid = cfg->line_out_pins[0]; /* OK, we have a single line-out */
else
return 0; /* both not available */
if (!(snd_hda_query_pin_caps(codec, nid) & AC_PINCAP_IN))
return 0; /* no input */
cfg->inputs[1].pin = nid;
cfg->inputs[1].type = AUTO_PIN_MIC;
cfg->num_inputs = 2;
spec->shared_mic_hp = 1;
snd_printdd("hda-codec: Enable shared I/O jack on NID 0x%x\n", nid);
return 0;
}
/*
* Parse input paths
*/
#ifdef CONFIG_PM
/* add the powersave loopback-list entry */
static void add_loopback_list(struct hda_gen_spec *spec, hda_nid_t mix, int idx)
{
struct hda_amp_list *list;
if (spec->num_loopbacks >= ARRAY_SIZE(spec->loopback_list) - 1)
return;
list = spec->loopback_list + spec->num_loopbacks;
list->nid = mix;
list->dir = HDA_INPUT;
list->idx = idx;
spec->num_loopbacks++;
spec->loopback.amplist = spec->loopback_list;
}
#else
#define add_loopback_list(spec, mix, idx) /* NOP */
#endif
/* create input playback/capture controls for the given pin */
static int new_analog_input(struct hda_codec *codec, hda_nid_t pin,
const char *ctlname, int ctlidx,
hda_nid_t mix_nid)
{
struct hda_gen_spec *spec = codec->spec;
struct nid_path *path;
unsigned int val;
int err, idx;
if (!nid_has_volume(codec, mix_nid, HDA_INPUT) &&
!nid_has_mute(codec, mix_nid, HDA_INPUT))
return 0; /* no need for analog loopback */
path = snd_hda_add_new_path(codec, pin, mix_nid, 2);
if (!path)
return -EINVAL;
print_nid_path("loopback", path);
idx = path->idx[path->depth - 1];
if (nid_has_volume(codec, mix_nid, HDA_INPUT)) {
val = HDA_COMPOSE_AMP_VAL(mix_nid, 3, idx, HDA_INPUT);
err = __add_pb_vol_ctrl(spec, HDA_CTL_WIDGET_VOL, ctlname, ctlidx, val);
if (err < 0)
return err;
path->ctls[NID_PATH_VOL_CTL] = val;
}
if (nid_has_mute(codec, mix_nid, HDA_INPUT)) {
val = HDA_COMPOSE_AMP_VAL(mix_nid, 3, idx, HDA_INPUT);
err = __add_pb_sw_ctrl(spec, HDA_CTL_WIDGET_MUTE, ctlname, ctlidx, val);
if (err < 0)
return err;
path->ctls[NID_PATH_MUTE_CTL] = val;
}
path->active = true;
add_loopback_list(spec, mix_nid, idx);
return 0;
}
static int is_input_pin(struct hda_codec *codec, hda_nid_t nid)
{
unsigned int pincap = snd_hda_query_pin_caps(codec, nid);
return (pincap & AC_PINCAP_IN) != 0;
}
/* Parse the codec tree and retrieve ADCs */
static int fill_adc_nids(struct hda_codec *codec)
{
struct hda_gen_spec *spec = codec->spec;
hda_nid_t nid;
hda_nid_t *adc_nids = spec->adc_nids;
int max_nums = ARRAY_SIZE(spec->adc_nids);
int i, nums = 0;
nid = codec->start_nid;
for (i = 0; i < codec->num_nodes; i++, nid++) {
unsigned int caps = get_wcaps(codec, nid);
int type = get_wcaps_type(caps);
if (type != AC_WID_AUD_IN || (caps & AC_WCAP_DIGITAL))
continue;
adc_nids[nums] = nid;
if (++nums >= max_nums)
break;
}
spec->num_adc_nids = nums;
return nums;
}
/* filter out invalid adc_nids that don't give all active input pins;
* if needed, check whether dynamic ADC-switching is available
*/
static int check_dyn_adc_switch(struct hda_codec *codec)
{
struct hda_gen_spec *spec = codec->spec;
struct hda_input_mux *imux = &spec->input_mux;
hda_nid_t adc_nids[ARRAY_SIZE(spec->adc_nids)];
int i, n, nums;
hda_nid_t pin, adc;
again:
nums = 0;
for (n = 0; n < spec->num_adc_nids; n++) {
adc = spec->adc_nids[n];
for (i = 0; i < imux->num_items; i++) {
pin = spec->imux_pins[i];
if (!is_reachable_path(codec, pin, adc))
break;
}
if (i >= imux->num_items)
adc_nids[nums++] = adc;
}
if (!nums) {
if (spec->shared_mic_hp) {
spec->shared_mic_hp = 0;
imux->num_items = 1;
goto again;
}
/* check whether ADC-switch is possible */
for (i = 0; i < imux->num_items; i++) {
pin = spec->imux_pins[i];
for (n = 0; n < spec->num_adc_nids; n++) {
adc = spec->adc_nids[n];
if (is_reachable_path(codec, pin, adc)) {
spec->dyn_adc_idx[i] = n;
break;
}
}
}
snd_printdd("hda-codec: enabling ADC switching\n");
spec->dyn_adc_switch = 1;
} else if (nums != spec->num_adc_nids) {
memcpy(spec->adc_nids, adc_nids, nums * sizeof(hda_nid_t));
spec->num_adc_nids = nums;
}
if (imux->num_items == 1 || spec->shared_mic_hp) {
snd_printdd("hda-codec: reducing to a single ADC\n");
spec->num_adc_nids = 1; /* reduce to a single ADC */
}
/* single index for individual volumes ctls */
if (!spec->dyn_adc_switch && spec->multi_cap_vol)
spec->num_adc_nids = 1;
return 0;
}
/*
* create playback/capture controls for input pins
*/
static int create_input_ctls(struct hda_codec *codec)
{
struct hda_gen_spec *spec = codec->spec;
const struct auto_pin_cfg *cfg = &spec->autocfg;
hda_nid_t mixer = spec->mixer_nid;
struct hda_input_mux *imux = &spec->input_mux;
int num_adcs;
int i, c, err, type_idx = 0;
const char *prev_label = NULL;
num_adcs = fill_adc_nids(codec);
if (num_adcs < 0)
return 0;
for (i = 0; i < cfg->num_inputs; i++) {
hda_nid_t pin;
const char *label;
bool imux_added;
pin = cfg->inputs[i].pin;
if (!is_input_pin(codec, pin))
continue;
label = hda_get_autocfg_input_label(codec, cfg, i);
if (spec->shared_mic_hp && !strcmp(label, "Misc"))
label = "Headphone Mic";
if (prev_label && !strcmp(label, prev_label))
type_idx++;
else
type_idx = 0;
prev_label = label;
if (mixer) {
if (is_reachable_path(codec, pin, mixer)) {
err = new_analog_input(codec, pin,
label, type_idx, mixer);
if (err < 0)
return err;
}
}
imux_added = false;
for (c = 0; c < num_adcs; c++) {
struct nid_path *path;
hda_nid_t adc = spec->adc_nids[c];
if (!is_reachable_path(codec, pin, adc))
continue;
path = snd_array_new(&spec->paths);
if (!path)
return -ENOMEM;
memset(path, 0, sizeof(*path));
if (!snd_hda_parse_nid_path(codec, pin, adc, 2, path)) {
snd_printd(KERN_ERR
"invalid input path 0x%x -> 0x%x\n",
pin, adc);
spec->paths.used--;
continue;
}
print_nid_path("input", path);
if (!imux_added) {
spec->imux_pins[imux->num_items] = pin;
snd_hda_add_imux_item(imux, label,
imux->num_items, NULL);
imux_added = true;
}
}
}
return 0;
}
/*
* input source mux
*/
/* get the ADC NID corresponding to the given index */
static hda_nid_t get_adc_nid(struct hda_codec *codec, int adc_idx, int imux_idx)
{
struct hda_gen_spec *spec = codec->spec;
if (spec->dyn_adc_switch)
adc_idx = spec->dyn_adc_idx[imux_idx];
return spec->adc_nids[adc_idx];
}
static int mux_select(struct hda_codec *codec, unsigned int adc_idx,
unsigned int idx);
static int mux_enum_info(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_info *uinfo)
{
struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
struct hda_gen_spec *spec = codec->spec;
return snd_hda_input_mux_info(&spec->input_mux, uinfo);
}
static int mux_enum_get(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
struct hda_gen_spec *spec = codec->spec;
unsigned int adc_idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
ucontrol->value.enumerated.item[0] = spec->cur_mux[adc_idx];
return 0;
}
static int mux_enum_put(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
unsigned int adc_idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
return mux_select(codec, adc_idx,
ucontrol->value.enumerated.item[0]);
}
static const struct snd_kcontrol_new cap_src_temp = {
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
.name = "Input Source",
.info = mux_enum_info,
.get = mux_enum_get,
.put = mux_enum_put,
};
/*
* capture volume and capture switch ctls
*/
typedef int (*put_call_t)(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol);
/* call the given amp update function for all amps in the imux list at once */
static int cap_put_caller(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol,
put_call_t func, int type)
{
struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
struct hda_gen_spec *spec = codec->spec;
const struct hda_input_mux *imux;
struct nid_path *path;
int i, adc_idx, err = 0;
imux = &spec->input_mux;
adc_idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
mutex_lock(&codec->control_mutex);
/* we use the cache-only update at first since multiple input paths
* may shared the same amp; by updating only caches, the redundant
* writes to hardware can be reduced.
*/
codec->cached_write = 1;
for (i = 0; i < imux->num_items; i++) {
path = snd_hda_get_nid_path(codec, spec->imux_pins[i],
get_adc_nid(codec, adc_idx, i));
if (!path->ctls[type])
continue;
kcontrol->private_value = path->ctls[type];
err = func(kcontrol, ucontrol);
if (err < 0)
goto error;
}
error:
codec->cached_write = 0;
mutex_unlock(&codec->control_mutex);
snd_hda_codec_flush_amp_cache(codec); /* flush the updates */
if (err >= 0 && spec->cap_sync_hook)
spec->cap_sync_hook(codec);
return err;
}
/* capture volume ctl callbacks */
#define cap_vol_info snd_hda_mixer_amp_volume_info
#define cap_vol_get snd_hda_mixer_amp_volume_get
#define cap_vol_tlv snd_hda_mixer_amp_tlv
static int cap_vol_put(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
return cap_put_caller(kcontrol, ucontrol,
snd_hda_mixer_amp_volume_put,
NID_PATH_VOL_CTL);
}
static const struct snd_kcontrol_new cap_vol_temp = {
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
.name = "Capture Volume",
.access = (SNDRV_CTL_ELEM_ACCESS_READWRITE |
SNDRV_CTL_ELEM_ACCESS_TLV_READ |
SNDRV_CTL_ELEM_ACCESS_TLV_CALLBACK),
.info = cap_vol_info,
.get = cap_vol_get,
.put = cap_vol_put,
.tlv = { .c = cap_vol_tlv },
};
/* capture switch ctl callbacks */
#define cap_sw_info snd_ctl_boolean_stereo_info
#define cap_sw_get snd_hda_mixer_amp_switch_get
static int cap_sw_put(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
return cap_put_caller(kcontrol, ucontrol,
snd_hda_mixer_amp_switch_put,
NID_PATH_MUTE_CTL);
}
static const struct snd_kcontrol_new cap_sw_temp = {
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
.name = "Capture Switch",
.info = cap_sw_info,
.get = cap_sw_get,
.put = cap_sw_put,
};
static int parse_capvol_in_path(struct hda_codec *codec, struct nid_path *path)
{
hda_nid_t nid;
int i, depth;
path->ctls[NID_PATH_VOL_CTL] = path->ctls[NID_PATH_MUTE_CTL] = 0;
for (depth = 0; depth < 3; depth++) {
if (depth >= path->depth)
return -EINVAL;
i = path->depth - depth - 1;
nid = path->path[i];
if (!path->ctls[NID_PATH_VOL_CTL]) {
if (nid_has_volume(codec, nid, HDA_OUTPUT))
path->ctls[NID_PATH_VOL_CTL] =
HDA_COMPOSE_AMP_VAL(nid, 3, 0, HDA_OUTPUT);
else if (nid_has_volume(codec, nid, HDA_INPUT)) {
int idx = path->idx[i];
if (!depth && codec->single_adc_amp)
idx = 0;
path->ctls[NID_PATH_VOL_CTL] =
HDA_COMPOSE_AMP_VAL(nid, 3, idx, HDA_INPUT);
}
}
if (!path->ctls[NID_PATH_MUTE_CTL]) {
if (nid_has_mute(codec, nid, HDA_OUTPUT))
path->ctls[NID_PATH_MUTE_CTL] =
HDA_COMPOSE_AMP_VAL(nid, 3, 0, HDA_OUTPUT);
else if (nid_has_mute(codec, nid, HDA_INPUT)) {
int idx = path->idx[i];
if (!depth && codec->single_adc_amp)
idx = 0;
path->ctls[NID_PATH_MUTE_CTL] =
HDA_COMPOSE_AMP_VAL(nid, 3, idx, HDA_INPUT);
}
}
}
return 0;
}
static bool is_inv_dmic_pin(struct hda_codec *codec, hda_nid_t nid)
{
struct hda_gen_spec *spec = codec->spec;
struct auto_pin_cfg *cfg = &spec->autocfg;
unsigned int val;
int i;
if (!spec->inv_dmic_split)
return false;
for (i = 0; i < cfg->num_inputs; i++) {
if (cfg->inputs[i].pin != nid)
continue;
if (cfg->inputs[i].type != AUTO_PIN_MIC)
return false;
val = snd_hda_codec_get_pincfg(codec, nid);
return snd_hda_get_input_pin_attr(val) == INPUT_PIN_ATTR_INT;
}
return false;
}
static int add_single_cap_ctl(struct hda_codec *codec, const char *label,
int idx, bool is_switch, unsigned int ctl,
bool inv_dmic)
{
struct hda_gen_spec *spec = codec->spec;
char tmpname[44];
int type = is_switch ? HDA_CTL_WIDGET_MUTE : HDA_CTL_WIDGET_VOL;
const char *sfx = is_switch ? "Switch" : "Volume";
unsigned int chs = inv_dmic ? 1 : 3;
int err;
if (!ctl)
return 0;
if (label)
snprintf(tmpname, sizeof(tmpname),
"%s Capture %s", label, sfx);
else
snprintf(tmpname, sizeof(tmpname),
"Capture %s", sfx);
err = add_control(spec, type, tmpname, idx,
amp_val_replace_channels(ctl, chs));
if (err < 0 || !inv_dmic)
return err;
/* Make independent right kcontrol */
if (label)
snprintf(tmpname, sizeof(tmpname),
"Inverted %s Capture %s", label, sfx);
else
snprintf(tmpname, sizeof(tmpname),
"Inverted Capture %s", sfx);
return add_control(spec, type, tmpname, idx,
amp_val_replace_channels(ctl, 2));
}
/* create single (and simple) capture volume and switch controls */
static int create_single_cap_vol_ctl(struct hda_codec *codec, int idx,
unsigned int vol_ctl, unsigned int sw_ctl,
bool inv_dmic)
{
int err;
err = add_single_cap_ctl(codec, NULL, idx, false, vol_ctl, inv_dmic);
if (err < 0)
return err;
err = add_single_cap_ctl(codec, NULL, idx, true, sw_ctl, inv_dmic);
if (err < 0)
return err;
return 0;
}
/* create bound capture volume and switch controls */
static int create_bind_cap_vol_ctl(struct hda_codec *codec, int idx,
unsigned int vol_ctl, unsigned int sw_ctl)
{
struct hda_gen_spec *spec = codec->spec;
struct snd_kcontrol_new *knew;
if (vol_ctl) {
knew = snd_hda_gen_add_kctl(spec, NULL, &cap_vol_temp);
if (!knew)
return -ENOMEM;
knew->index = idx;
knew->private_value = vol_ctl;
knew->subdevice = HDA_SUBDEV_AMP_FLAG;
}
if (sw_ctl) {
knew = snd_hda_gen_add_kctl(spec, NULL, &cap_sw_temp);
if (!knew)
return -ENOMEM;
knew->index = idx;
knew->private_value = sw_ctl;
knew->subdevice = HDA_SUBDEV_AMP_FLAG;
}
return 0;
}
/* return the vol ctl when used first in the imux list */
static unsigned int get_first_cap_ctl(struct hda_codec *codec, int idx, int type)
{
struct hda_gen_spec *spec = codec->spec;
struct nid_path *path;
unsigned int ctl;
int i;
path = snd_hda_get_nid_path(codec, spec->imux_pins[idx],
get_adc_nid(codec, 0, idx));
if (!path)
return 0;
ctl = path->ctls[type];
if (!ctl)
return 0;
for (i = 0; i < idx - 1; i++) {
path = snd_hda_get_nid_path(codec, spec->imux_pins[i],
get_adc_nid(codec, 0, i));
if (path && path->ctls[type] == ctl)
return 0;
}
return ctl;
}
/* create individual capture volume and switch controls per input */
static int create_multi_cap_vol_ctl(struct hda_codec *codec)
{
struct hda_gen_spec *spec = codec->spec;
struct hda_input_mux *imux = &spec->input_mux;
int i, err, type, type_idx = 0;
const char *prev_label = NULL;
for (i = 0; i < imux->num_items; i++) {
const char *label;
bool inv_dmic;
label = hda_get_autocfg_input_label(codec, &spec->autocfg, i);
if (prev_label && !strcmp(label, prev_label))
type_idx++;
else
type_idx = 0;
prev_label = label;
inv_dmic = is_inv_dmic_pin(codec, spec->imux_pins[i]);
for (type = 0; type < 2; type++) {
err = add_single_cap_ctl(codec, label, type_idx, type,
get_first_cap_ctl(codec, i, type),
inv_dmic);
if (err < 0)
return err;
}
}
return 0;
}
static int create_capture_mixers(struct hda_codec *codec)
{
struct hda_gen_spec *spec = codec->spec;
struct hda_input_mux *imux = &spec->input_mux;
int i, n, nums, err;
if (spec->dyn_adc_switch)
nums = 1;
else
nums = spec->num_adc_nids;
if (!spec->auto_mic && imux->num_items > 1) {
struct snd_kcontrol_new *knew;
const char *name;
name = nums > 1 ? "Input Source" : "Capture Source";
knew = snd_hda_gen_add_kctl(spec, name, &cap_src_temp);
if (!knew)
return -ENOMEM;
knew->count = nums;
}
for (n = 0; n < nums; n++) {
bool multi = false;
bool inv_dmic = false;
int vol, sw;
vol = sw = 0;
for (i = 0; i < imux->num_items; i++) {
struct nid_path *path;
path = snd_hda_get_nid_path(codec, spec->imux_pins[i],
get_adc_nid(codec, n, i));
if (!path)
continue;
parse_capvol_in_path(codec, path);
if (!vol)
vol = path->ctls[NID_PATH_VOL_CTL];
else if (vol != path->ctls[NID_PATH_VOL_CTL])
multi = true;
if (!sw)
sw = path->ctls[NID_PATH_MUTE_CTL];
else if (sw != path->ctls[NID_PATH_MUTE_CTL])
multi = true;
if (is_inv_dmic_pin(codec, spec->imux_pins[i]))
inv_dmic = true;
}
if (!multi)
err = create_single_cap_vol_ctl(codec, n, vol, sw,
inv_dmic);
else if (!spec->multi_cap_vol)
err = create_bind_cap_vol_ctl(codec, n, vol, sw);
else
err = create_multi_cap_vol_ctl(codec);
if (err < 0)
return err;
}
return 0;
}
/*
* add mic boosts if needed
*/
static int parse_mic_boost(struct hda_codec *codec)
{
struct hda_gen_spec *spec = codec->spec;
struct auto_pin_cfg *cfg = &spec->autocfg;
int i, err;
int type_idx = 0;
hda_nid_t nid;
const char *prev_label = NULL;
for (i = 0; i < cfg->num_inputs; i++) {
if (cfg->inputs[i].type > AUTO_PIN_MIC)
break;
nid = cfg->inputs[i].pin;
if (get_wcaps(codec, nid) & AC_WCAP_IN_AMP) {
const char *label;
char boost_label[32];
struct nid_path *path;
unsigned int val;
label = hda_get_autocfg_input_label(codec, cfg, i);
if (spec->shared_mic_hp && !strcmp(label, "Misc"))
label = "Headphone Mic";
if (prev_label && !strcmp(label, prev_label))
type_idx++;
else
type_idx = 0;
prev_label = label;
snprintf(boost_label, sizeof(boost_label),
"%s Boost Volume", label);
val = HDA_COMPOSE_AMP_VAL(nid, 3, 0, HDA_INPUT);
err = add_control(spec, HDA_CTL_WIDGET_VOL,
boost_label, type_idx, val);
if (err < 0)
return err;
path = snd_hda_get_nid_path(codec, nid, 0);
if (path)
path->ctls[NID_PATH_BOOST_CTL] = val;
}
}
return 0;
}
/*
* parse digital I/Os and set up NIDs in BIOS auto-parse mode
*/
static void parse_digital(struct hda_codec *codec)
{
struct hda_gen_spec *spec = codec->spec;
struct nid_path *path;
int i, nums;
hda_nid_t dig_nid;
/* support multiple SPDIFs; the secondary is set up as a slave */
nums = 0;
for (i = 0; i < spec->autocfg.dig_outs; i++) {
hda_nid_t pin = spec->autocfg.dig_out_pins[i];
dig_nid = look_for_dac(codec, pin, true);
if (!dig_nid)
continue;
path = snd_hda_add_new_path(codec, dig_nid, pin, 2);
if (!path)
continue;
print_nid_path("digout", path);
if (!nums) {
spec->multiout.dig_out_nid = dig_nid;
spec->dig_out_type = spec->autocfg.dig_out_type[0];
} else {
spec->multiout.slave_dig_outs = spec->slave_dig_outs;
if (nums >= ARRAY_SIZE(spec->slave_dig_outs) - 1)
break;
spec->slave_dig_outs[nums - 1] = dig_nid;
}
nums++;
}
if (spec->autocfg.dig_in_pin) {
dig_nid = codec->start_nid;
for (i = 0; i < codec->num_nodes; i++, dig_nid++) {
unsigned int wcaps = get_wcaps(codec, dig_nid);
if (get_wcaps_type(wcaps) != AC_WID_AUD_IN)
continue;
if (!(wcaps & AC_WCAP_DIGITAL))
continue;
path = snd_hda_add_new_path(codec,
spec->autocfg.dig_in_pin,
dig_nid, 2);
if (path) {
print_nid_path("digin", path);
path->active = true;
spec->dig_in_nid = dig_nid;
break;
}
}
}
}
/*
* input MUX handling
*/
static bool dyn_adc_pcm_resetup(struct hda_codec *codec, int cur);
/* select the given imux item; either unmute exclusively or select the route */
static int mux_select(struct hda_codec *codec, unsigned int adc_idx,
unsigned int idx)
{
struct hda_gen_spec *spec = codec->spec;
const struct hda_input_mux *imux;
struct nid_path *path;
imux = &spec->input_mux;
if (!imux->num_items)
return 0;
if (idx >= imux->num_items)
idx = imux->num_items - 1;
if (spec->cur_mux[adc_idx] == idx)
return 0;
path = snd_hda_get_nid_path(codec,
spec->imux_pins[spec->cur_mux[adc_idx]],
spec->adc_nids[adc_idx]);
if (!path)
return 0;
if (path->active)
snd_hda_activate_path(codec, path, false, false);
spec->cur_mux[adc_idx] = idx;
if (spec->shared_mic_hp)
update_shared_mic_hp(codec, spec->cur_mux[adc_idx]);
if (spec->dyn_adc_switch)
dyn_adc_pcm_resetup(codec, idx);
path = snd_hda_get_nid_path(codec, spec->imux_pins[idx],
get_adc_nid(codec, adc_idx, idx));
if (!path)
return 0;
if (path->active)
return 0;
snd_hda_activate_path(codec, path, true, false);
if (spec->cap_sync_hook)
spec->cap_sync_hook(codec);
return 1;
}
/*
* Jack detections for HP auto-mute and mic-switch
*/
/* check each pin in the given array; returns true if any of them is plugged */
static bool detect_jacks(struct hda_codec *codec, int num_pins, hda_nid_t *pins)
{
int i, present = 0;
for (i = 0; i < num_pins; i++) {
hda_nid_t nid = pins[i];
if (!nid)
break;
present |= snd_hda_jack_detect(codec, nid);
}
return present;
}
/* standard HP/line-out auto-mute helper */
static void do_automute(struct hda_codec *codec, int num_pins, hda_nid_t *pins,
bool mute, bool hp_out)
{
struct hda_gen_spec *spec = codec->spec;
unsigned int pin_bits = mute ? 0 : (hp_out ? PIN_HP : PIN_OUT);
int i;
for (i = 0; i < num_pins; i++) {
hda_nid_t nid = pins[i];
unsigned int val;
if (!nid)
break;
/* don't reset VREF value in case it's controlling
* the amp (see alc861_fixup_asus_amp_vref_0f())
*/
if (spec->keep_vref_in_automute) {
val = snd_hda_codec_read(codec, nid, 0,
AC_VERB_GET_PIN_WIDGET_CONTROL, 0);
val &= ~PIN_HP;
} else
val = 0;
val |= pin_bits;
snd_hda_set_pin_ctl_cache(codec, nid, val);
set_pin_eapd(codec, nid, !mute);
}
}
/* Toggle outputs muting */
void snd_hda_gen_update_outputs(struct hda_codec *codec)
{
struct hda_gen_spec *spec = codec->spec;
int on;
/* Control HP pins/amps depending on master_mute state;
* in general, HP pins/amps control should be enabled in all cases,
* but currently set only for master_mute, just to be safe
*/
if (!spec->shared_mic_hp) /* don't change HP-pin when shared with mic */
do_automute(codec, ARRAY_SIZE(spec->autocfg.hp_pins),
spec->autocfg.hp_pins, spec->master_mute, true);
if (!spec->automute_speaker)
on = 0;
else
on = spec->hp_jack_present | spec->line_jack_present;
on |= spec->master_mute;
do_automute(codec, ARRAY_SIZE(spec->autocfg.speaker_pins),
spec->autocfg.speaker_pins, on, false);
/* toggle line-out mutes if needed, too */
/* if LO is a copy of either HP or Speaker, don't need to handle it */
if (spec->autocfg.line_out_pins[0] == spec->autocfg.hp_pins[0] ||
spec->autocfg.line_out_pins[0] == spec->autocfg.speaker_pins[0])
return;
if (!spec->automute_lo)
on = 0;
else
on = spec->hp_jack_present;
on |= spec->master_mute;
do_automute(codec, ARRAY_SIZE(spec->autocfg.line_out_pins),
spec->autocfg.line_out_pins, on, false);
}
EXPORT_SYMBOL_HDA(snd_hda_gen_update_outputs);
static void call_update_outputs(struct hda_codec *codec)
{
struct hda_gen_spec *spec = codec->spec;
if (spec->automute_hook)
spec->automute_hook(codec);
else
snd_hda_gen_update_outputs(codec);
}
/* standard HP-automute helper */
void snd_hda_gen_hp_automute(struct hda_codec *codec, struct hda_jack_tbl *jack)
{
struct hda_gen_spec *spec = codec->spec;
spec->hp_jack_present =
detect_jacks(codec, ARRAY_SIZE(spec->autocfg.hp_pins),
spec->autocfg.hp_pins);
if (!spec->detect_hp || (!spec->automute_speaker && !spec->automute_lo))
return;
call_update_outputs(codec);
}
EXPORT_SYMBOL_HDA(snd_hda_gen_hp_automute);
/* standard line-out-automute helper */
void snd_hda_gen_line_automute(struct hda_codec *codec, struct hda_jack_tbl *jack)
{
struct hda_gen_spec *spec = codec->spec;
if (spec->autocfg.line_out_type == AUTO_PIN_SPEAKER_OUT)
return;
/* check LO jack only when it's different from HP */
if (spec->autocfg.line_out_pins[0] == spec->autocfg.hp_pins[0])
return;
spec->line_jack_present =
detect_jacks(codec, ARRAY_SIZE(spec->autocfg.line_out_pins),
spec->autocfg.line_out_pins);
if (!spec->automute_speaker || !spec->detect_lo)
return;
call_update_outputs(codec);
}
EXPORT_SYMBOL_HDA(snd_hda_gen_line_automute);
/* standard mic auto-switch helper */
void snd_hda_gen_mic_autoswitch(struct hda_codec *codec, struct hda_jack_tbl *jack)
{
struct hda_gen_spec *spec = codec->spec;
int i;
if (!spec->auto_mic)
return;
for (i = spec->am_num_entries - 1; i > 0; i--) {
if (snd_hda_jack_detect(codec, spec->am_entry[i].pin)) {
mux_select(codec, 0, spec->am_entry[i].idx);
return;
}
}
mux_select(codec, 0, spec->am_entry[0].idx);
}
EXPORT_SYMBOL_HDA(snd_hda_gen_mic_autoswitch);
/*
* Auto-Mute mode mixer enum support
*/
static int automute_mode_info(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_info *uinfo)
{
struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
struct hda_gen_spec *spec = codec->spec;
static const char * const texts3[] = {
"Disabled", "Speaker Only", "Line Out+Speaker"
};
if (spec->automute_speaker_possible && spec->automute_lo_possible)
return snd_hda_enum_helper_info(kcontrol, uinfo, 3, texts3);
return snd_hda_enum_bool_helper_info(kcontrol, uinfo);
}
static int automute_mode_get(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
struct hda_gen_spec *spec = codec->spec;
unsigned int val = 0;
if (spec->automute_speaker)
val++;
if (spec->automute_lo)
val++;
ucontrol->value.enumerated.item[0] = val;
return 0;
}
static int automute_mode_put(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
struct hda_gen_spec *spec = codec->spec;
switch (ucontrol->value.enumerated.item[0]) {
case 0:
if (!spec->automute_speaker && !spec->automute_lo)
return 0;
spec->automute_speaker = 0;
spec->automute_lo = 0;
break;
case 1:
if (spec->automute_speaker_possible) {
if (!spec->automute_lo && spec->automute_speaker)
return 0;
spec->automute_speaker = 1;
spec->automute_lo = 0;
} else if (spec->automute_lo_possible) {
if (spec->automute_lo)
return 0;
spec->automute_lo = 1;
} else
return -EINVAL;
break;
case 2:
if (!spec->automute_lo_possible || !spec->automute_speaker_possible)
return -EINVAL;
if (spec->automute_speaker && spec->automute_lo)
return 0;
spec->automute_speaker = 1;
spec->automute_lo = 1;
break;
default:
return -EINVAL;
}
call_update_outputs(codec);
return 1;
}
static const struct snd_kcontrol_new automute_mode_enum = {
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
.name = "Auto-Mute Mode",
.info = automute_mode_info,
.get = automute_mode_get,
.put = automute_mode_put,
};
static int add_automute_mode_enum(struct hda_codec *codec)
{
struct hda_gen_spec *spec = codec->spec;
if (!snd_hda_gen_add_kctl(spec, NULL, &automute_mode_enum))
return -ENOMEM;
return 0;
}
/*
* Check the availability of HP/line-out auto-mute;
* Set up appropriately if really supported
*/
static int check_auto_mute_availability(struct hda_codec *codec)
{
struct hda_gen_spec *spec = codec->spec;
struct auto_pin_cfg *cfg = &spec->autocfg;
int present = 0;
int i, err;
if (cfg->hp_pins[0])
present++;
if (cfg->line_out_pins[0])
present++;
if (cfg->speaker_pins[0])
present++;
if (present < 2) /* need two different output types */
return 0;
if (!cfg->speaker_pins[0] &&
cfg->line_out_type == AUTO_PIN_SPEAKER_OUT) {
memcpy(cfg->speaker_pins, cfg->line_out_pins,
sizeof(cfg->speaker_pins));
cfg->speaker_outs = cfg->line_outs;
}
if (!cfg->hp_pins[0] &&
cfg->line_out_type == AUTO_PIN_HP_OUT) {
memcpy(cfg->hp_pins, cfg->line_out_pins,
sizeof(cfg->hp_pins));
cfg->hp_outs = cfg->line_outs;
}
for (i = 0; i < cfg->hp_outs; i++) {
hda_nid_t nid = cfg->hp_pins[i];
if (!is_jack_detectable(codec, nid))
continue;
snd_printdd("hda-codec: Enable HP auto-muting on NID 0x%x\n",
nid);
snd_hda_jack_detect_enable_callback(codec, nid, HDA_GEN_HP_EVENT,
snd_hda_gen_hp_automute);
spec->detect_hp = 1;
}
if (cfg->line_out_type == AUTO_PIN_LINE_OUT && cfg->line_outs) {
if (cfg->speaker_outs)
for (i = 0; i < cfg->line_outs; i++) {
hda_nid_t nid = cfg->line_out_pins[i];
if (!is_jack_detectable(codec, nid))
continue;
snd_printdd("hda-codec: Enable Line-Out auto-muting on NID 0x%x\n", nid);
snd_hda_jack_detect_enable_callback(codec, nid,
HDA_GEN_FRONT_EVENT,
snd_hda_gen_line_automute);
spec->detect_lo = 1;
}
spec->automute_lo_possible = spec->detect_hp;
}
spec->automute_speaker_possible = cfg->speaker_outs &&
(spec->detect_hp || spec->detect_lo);
spec->automute_lo = spec->automute_lo_possible;
spec->automute_speaker = spec->automute_speaker_possible;
if (spec->automute_speaker_possible || spec->automute_lo_possible) {
/* create a control for automute mode */
err = add_automute_mode_enum(codec);
if (err < 0)
return err;
}
return 0;
}
/* return the position of NID in the list, or -1 if not found */
static int find_idx_in_nid_list(hda_nid_t nid, const hda_nid_t *list, int nums)
{
int i;
for (i = 0; i < nums; i++)
if (list[i] == nid)
return i;
return -1;
}
/* check whether all auto-mic pins are valid; setup indices if OK */
static bool auto_mic_check_imux(struct hda_codec *codec)
{
struct hda_gen_spec *spec = codec->spec;
const struct hda_input_mux *imux;
int i;
imux = &spec->input_mux;
for (i = 0; i < spec->am_num_entries; i++) {
spec->am_entry[i].idx =
find_idx_in_nid_list(spec->am_entry[i].pin,
spec->imux_pins, imux->num_items);
if (spec->am_entry[i].idx < 0)
return false; /* no corresponding imux */
}
/* we don't need the jack detection for the first pin */
for (i = 1; i < spec->am_num_entries; i++)
snd_hda_jack_detect_enable_callback(codec,
spec->am_entry[i].pin,
HDA_GEN_MIC_EVENT,
snd_hda_gen_mic_autoswitch);
return true;
}
static int compare_attr(const void *ap, const void *bp)
{
const struct automic_entry *a = ap;
const struct automic_entry *b = bp;
return (int)(a->attr - b->attr);
}
/*
* Check the availability of auto-mic switch;
* Set up if really supported
*/
static int check_auto_mic_availability(struct hda_codec *codec)
{
struct hda_gen_spec *spec = codec->spec;
struct auto_pin_cfg *cfg = &spec->autocfg;
unsigned int types;
int i, num_pins;
types = 0;
num_pins = 0;
for (i = 0; i < cfg->num_inputs; i++) {
hda_nid_t nid = cfg->inputs[i].pin;
unsigned int attr;
attr = snd_hda_codec_get_pincfg(codec, nid);
attr = snd_hda_get_input_pin_attr(attr);
if (types & (1 << attr))
return 0; /* already occupied */
switch (attr) {
case INPUT_PIN_ATTR_INT:
if (cfg->inputs[i].type != AUTO_PIN_MIC)
return 0; /* invalid type */
break;
case INPUT_PIN_ATTR_UNUSED:
return 0; /* invalid entry */
default:
if (cfg->inputs[i].type > AUTO_PIN_LINE_IN)
return 0; /* invalid type */
if (!spec->line_in_auto_switch &&
cfg->inputs[i].type != AUTO_PIN_MIC)
return 0; /* only mic is allowed */
if (!is_jack_detectable(codec, nid))
return 0; /* no unsol support */
break;
}
if (num_pins >= MAX_AUTO_MIC_PINS)
return 0;
types |= (1 << attr);
spec->am_entry[num_pins].pin = nid;
spec->am_entry[num_pins].attr = attr;
num_pins++;
}
if (num_pins < 2)
return 0;
spec->am_num_entries = num_pins;
/* sort the am_entry in the order of attr so that the pin with a
* higher attr will be selected when the jack is plugged.
*/
sort(spec->am_entry, num_pins, sizeof(spec->am_entry[0]),
compare_attr, NULL);
if (!auto_mic_check_imux(codec))
return 0;
spec->auto_mic = 1;
spec->num_adc_nids = 1;
spec->cur_mux[0] = spec->am_entry[0].idx;
snd_printdd("hda-codec: Enable auto-mic switch on NID 0x%x/0x%x/0x%x\n",
spec->am_entry[0].pin,
spec->am_entry[1].pin,
spec->am_entry[2].pin);
return 0;
}
/*
* Parse the given BIOS configuration and set up the hda_gen_spec
*
* return 1 if successful, 0 if the proper config is not found,
* or a negative error code
*/
int snd_hda_gen_parse_auto_config(struct hda_codec *codec,
struct auto_pin_cfg *cfg)
{
struct hda_gen_spec *spec = codec->spec;
int err;
if (cfg != &spec->autocfg) {
spec->autocfg = *cfg;
cfg = &spec->autocfg;
}
if (!cfg->line_outs) {
if (cfg->dig_outs || cfg->dig_in_pin) {
spec->multiout.max_channels = 2;
spec->no_analog = 1;
goto dig_only;
}
return 0; /* can't find valid BIOS pin config */
}
if (!spec->no_primary_hp &&
cfg->line_out_type == AUTO_PIN_SPEAKER_OUT &&
cfg->line_outs <= cfg->hp_outs) {
/* use HP as primary out */
cfg->speaker_outs = cfg->line_outs;
memcpy(cfg->speaker_pins, cfg->line_out_pins,
sizeof(cfg->speaker_pins));
cfg->line_outs = cfg->hp_outs;
memcpy(cfg->line_out_pins, cfg->hp_pins, sizeof(cfg->hp_pins));
cfg->hp_outs = 0;
memset(cfg->hp_pins, 0, sizeof(cfg->hp_pins));
cfg->line_out_type = AUTO_PIN_HP_OUT;
}
err = parse_output_paths(codec);
if (err < 0)
return err;
err = create_multi_channel_mode(codec);
if (err < 0)
return err;
err = create_multi_out_ctls(codec, cfg);
if (err < 0)
return err;
err = create_hp_out_ctls(codec);
if (err < 0)
return err;
err = create_speaker_out_ctls(codec);
if (err < 0)
return err;
err = create_shared_input(codec);
if (err < 0)
return err;
err = create_input_ctls(codec);
if (err < 0)
return err;
/* check the multiple speaker pins */
if (cfg->line_out_type == AUTO_PIN_SPEAKER_OUT)
spec->const_channel_count = cfg->line_outs * 2;
else
spec->const_channel_count = cfg->speaker_outs * 2;
if (spec->multi_ios > 0)
spec->multiout.max_channels = max(spec->ext_channel_count,
spec->const_channel_count);
else
spec->multiout.max_channels = spec->multiout.num_dacs * 2;
err = check_auto_mute_availability(codec);
if (err < 0)
return err;
err = check_dyn_adc_switch(codec);
if (err < 0)
return err;
if (!spec->shared_mic_hp) {
err = check_auto_mic_availability(codec);
if (err < 0)
return err;
}
err = create_capture_mixers(codec);
if (err < 0)
return err;
err = parse_mic_boost(codec);
if (err < 0)
return err;
dig_only:
parse_digital(codec);
return 1;
}
EXPORT_SYMBOL_HDA(snd_hda_gen_parse_auto_config);
/*
* Build control elements
*/
/* slave controls for virtual master */
static const char * const slave_pfxs[] = {
"Front", "Surround", "Center", "LFE", "Side",
"Headphone", "Speaker", "Mono", "Line Out",
"CLFE", "Bass Speaker", "PCM",
NULL,
};
int snd_hda_gen_build_controls(struct hda_codec *codec)
{
struct hda_gen_spec *spec = codec->spec;
int err;
if (spec->kctls.used) {
err = snd_hda_add_new_ctls(codec, spec->kctls.list);
if (err < 0)
return err;
}
if (spec->multiout.dig_out_nid) {
err = snd_hda_create_dig_out_ctls(codec,
spec->multiout.dig_out_nid,
spec->multiout.dig_out_nid,
spec->pcm_rec[1].pcm_type);
if (err < 0)
return err;
if (!spec->no_analog) {
err = snd_hda_create_spdif_share_sw(codec,
&spec->multiout);
if (err < 0)
return err;
spec->multiout.share_spdif = 1;
}
}
if (spec->dig_in_nid) {
err = snd_hda_create_spdif_in_ctls(codec, spec->dig_in_nid);
if (err < 0)
return err;
}
/* if we have no master control, let's create it */
if (!spec->no_analog &&
!snd_hda_find_mixer_ctl(codec, "Master Playback Volume")) {
unsigned int vmaster_tlv[4];
snd_hda_set_vmaster_tlv(codec, spec->vmaster_nid,
HDA_OUTPUT, vmaster_tlv);
err = snd_hda_add_vmaster(codec, "Master Playback Volume",
vmaster_tlv, slave_pfxs,
"Playback Volume");
if (err < 0)
return err;
}
if (!spec->no_analog &&
!snd_hda_find_mixer_ctl(codec, "Master Playback Switch")) {
err = __snd_hda_add_vmaster(codec, "Master Playback Switch",
NULL, slave_pfxs,
"Playback Switch",
true, &spec->vmaster_mute.sw_kctl);
if (err < 0)
return err;
if (spec->vmaster_mute.hook)
snd_hda_add_vmaster_hook(codec, &spec->vmaster_mute,
spec->vmaster_mute_enum);
}
free_kctls(spec); /* no longer needed */
if (spec->shared_mic_hp) {
int err;
int nid = spec->autocfg.inputs[1].pin;
err = snd_hda_jack_add_kctl(codec, nid, "Headphone Mic", 0);
if (err < 0)
return err;
err = snd_hda_jack_detect_enable(codec, nid, 0);
if (err < 0)
return err;
}
err = snd_hda_jack_add_kctls(codec, &spec->autocfg);
if (err < 0)
return err;
return 0;
}
EXPORT_SYMBOL_HDA(snd_hda_gen_build_controls);
/*
* PCM definitions
*/
/*
* Analog playback callbacks
*/
static int playback_pcm_open(struct hda_pcm_stream *hinfo,
struct hda_codec *codec,
struct snd_pcm_substream *substream)
{
struct hda_gen_spec *spec = codec->spec;
return snd_hda_multi_out_analog_open(codec, &spec->multiout, substream,
hinfo);
}
static int playback_pcm_prepare(struct hda_pcm_stream *hinfo,
struct hda_codec *codec,
unsigned int stream_tag,
unsigned int format,
struct snd_pcm_substream *substream)
{
struct hda_gen_spec *spec = codec->spec;
return snd_hda_multi_out_analog_prepare(codec, &spec->multiout,
stream_tag, format, substream);
}
static int playback_pcm_cleanup(struct hda_pcm_stream *hinfo,
struct hda_codec *codec,
struct snd_pcm_substream *substream)
{
struct hda_gen_spec *spec = codec->spec;
return snd_hda_multi_out_analog_cleanup(codec, &spec->multiout);
}
/*
* Digital out
*/
static int dig_playback_pcm_open(struct hda_pcm_stream *hinfo,
struct hda_codec *codec,
struct snd_pcm_substream *substream)
{
struct hda_gen_spec *spec = codec->spec;
return snd_hda_multi_out_dig_open(codec, &spec->multiout);
}
static int dig_playback_pcm_prepare(struct hda_pcm_stream *hinfo,
struct hda_codec *codec,
unsigned int stream_tag,
unsigned int format,
struct snd_pcm_substream *substream)
{
struct hda_gen_spec *spec = codec->spec;
return snd_hda_multi_out_dig_prepare(codec, &spec->multiout,
stream_tag, format, substream);
}
static int dig_playback_pcm_cleanup(struct hda_pcm_stream *hinfo,
struct hda_codec *codec,
struct snd_pcm_substream *substream)
{
struct hda_gen_spec *spec = codec->spec;
return snd_hda_multi_out_dig_cleanup(codec, &spec->multiout);
}
static int dig_playback_pcm_close(struct hda_pcm_stream *hinfo,
struct hda_codec *codec,
struct snd_pcm_substream *substream)
{
struct hda_gen_spec *spec = codec->spec;
return snd_hda_multi_out_dig_close(codec, &spec->multiout);
}
/*
* Analog capture
*/
static int alt_capture_pcm_prepare(struct hda_pcm_stream *hinfo,
struct hda_codec *codec,
unsigned int stream_tag,
unsigned int format,
struct snd_pcm_substream *substream)
{
struct hda_gen_spec *spec = codec->spec;
snd_hda_codec_setup_stream(codec, spec->adc_nids[substream->number + 1],
stream_tag, 0, format);
return 0;
}
static int alt_capture_pcm_cleanup(struct hda_pcm_stream *hinfo,
struct hda_codec *codec,
struct snd_pcm_substream *substream)
{
struct hda_gen_spec *spec = codec->spec;
snd_hda_codec_cleanup_stream(codec,
spec->adc_nids[substream->number + 1]);
return 0;
}
/*
*/
static const struct hda_pcm_stream pcm_analog_playback = {
.substreams = 1,
.channels_min = 2,
.channels_max = 8,
/* NID is set in build_pcms */
.ops = {
.open = playback_pcm_open,
.prepare = playback_pcm_prepare,
.cleanup = playback_pcm_cleanup
},
};
static const struct hda_pcm_stream pcm_analog_capture = {
.substreams = 1,
.channels_min = 2,
.channels_max = 2,
/* NID is set in build_pcms */
};
static const struct hda_pcm_stream pcm_analog_alt_playback = {
.substreams = 1,
.channels_min = 2,
.channels_max = 2,
/* NID is set in build_pcms */
};
static const struct hda_pcm_stream pcm_analog_alt_capture = {
.substreams = 2, /* can be overridden */
.channels_min = 2,
.channels_max = 2,
/* NID is set in build_pcms */
.ops = {
.prepare = alt_capture_pcm_prepare,
.cleanup = alt_capture_pcm_cleanup
},
};
static const struct hda_pcm_stream pcm_digital_playback = {
.substreams = 1,
.channels_min = 2,
.channels_max = 2,
/* NID is set in build_pcms */
.ops = {
.open = dig_playback_pcm_open,
.close = dig_playback_pcm_close,
.prepare = dig_playback_pcm_prepare,
.cleanup = dig_playback_pcm_cleanup
},
};
static const struct hda_pcm_stream pcm_digital_capture = {
.substreams = 1,
.channels_min = 2,
.channels_max = 2,
/* NID is set in build_pcms */
};
/* Used by build_pcms to flag that a PCM has no playback stream */
static const struct hda_pcm_stream pcm_null_stream = {
.substreams = 0,
.channels_min = 0,
.channels_max = 0,
};
/*
* dynamic changing ADC PCM streams
*/
static bool dyn_adc_pcm_resetup(struct hda_codec *codec, int cur)
{
struct hda_gen_spec *spec = codec->spec;
hda_nid_t new_adc = spec->adc_nids[spec->dyn_adc_idx[cur]];
if (spec->cur_adc && spec->cur_adc != new_adc) {
/* stream is running, let's swap the current ADC */
__snd_hda_codec_cleanup_stream(codec, spec->cur_adc, 1);
spec->cur_adc = new_adc;
snd_hda_codec_setup_stream(codec, new_adc,
spec->cur_adc_stream_tag, 0,
spec->cur_adc_format);
return true;
}
return false;
}
/* analog capture with dynamic dual-adc changes */
static int dyn_adc_capture_pcm_prepare(struct hda_pcm_stream *hinfo,
struct hda_codec *codec,
unsigned int stream_tag,
unsigned int format,
struct snd_pcm_substream *substream)
{
struct hda_gen_spec *spec = codec->spec;
spec->cur_adc = spec->adc_nids[spec->dyn_adc_idx[spec->cur_mux[0]]];
spec->cur_adc_stream_tag = stream_tag;
spec->cur_adc_format = format;
snd_hda_codec_setup_stream(codec, spec->cur_adc, stream_tag, 0, format);
return 0;
}
static int dyn_adc_capture_pcm_cleanup(struct hda_pcm_stream *hinfo,
struct hda_codec *codec,
struct snd_pcm_substream *substream)
{
struct hda_gen_spec *spec = codec->spec;
snd_hda_codec_cleanup_stream(codec, spec->cur_adc);
spec->cur_adc = 0;
return 0;
}
static const struct hda_pcm_stream dyn_adc_pcm_analog_capture = {
.substreams = 1,
.channels_min = 2,
.channels_max = 2,
.nid = 0, /* fill later */
.ops = {
.prepare = dyn_adc_capture_pcm_prepare,
.cleanup = dyn_adc_capture_pcm_cleanup
},
};
static void fill_pcm_stream_name(char *str, size_t len, const char *sfx,
const char *chip_name)
{
char *p;
if (*str)
return;
strlcpy(str, chip_name, len);
/* drop non-alnum chars after a space */
for (p = strchr(str, ' '); p; p = strchr(p + 1, ' ')) {
if (!isalnum(p[1])) {
*p = 0;
break;
}
}
strlcat(str, sfx, len);
}
/* build PCM streams based on the parsed results */
int snd_hda_gen_build_pcms(struct hda_codec *codec)
{
struct hda_gen_spec *spec = codec->spec;
struct hda_pcm *info = spec->pcm_rec;
const struct hda_pcm_stream *p;
bool have_multi_adcs;
codec->num_pcms = 1;
codec->pcm_info = info;
if (spec->no_analog)
goto skip_analog;
fill_pcm_stream_name(spec->stream_name_analog,
sizeof(spec->stream_name_analog),
" Analog", codec->chip_name);
info->name = spec->stream_name_analog;
if (spec->multiout.num_dacs > 0) {
p = spec->stream_analog_playback;
if (!p)
p = &pcm_analog_playback;
info->stream[SNDRV_PCM_STREAM_PLAYBACK] = *p;
info->stream[SNDRV_PCM_STREAM_PLAYBACK].nid = spec->multiout.dac_nids[0];
info->stream[SNDRV_PCM_STREAM_PLAYBACK].channels_max =
spec->multiout.max_channels;
if (spec->autocfg.line_out_type == AUTO_PIN_SPEAKER_OUT &&
spec->autocfg.line_outs == 2)
info->stream[SNDRV_PCM_STREAM_PLAYBACK].chmap =
snd_pcm_2_1_chmaps;
}
if (spec->num_adc_nids) {
p = spec->stream_analog_capture;
if (!p) {
if (spec->dyn_adc_switch)
p = &dyn_adc_pcm_analog_capture;
else
p = &pcm_analog_capture;
}
info->stream[SNDRV_PCM_STREAM_CAPTURE] = *p;
info->stream[SNDRV_PCM_STREAM_CAPTURE].nid = spec->adc_nids[0];
}
skip_analog:
/* SPDIF for stream index #1 */
if (spec->multiout.dig_out_nid || spec->dig_in_nid) {
fill_pcm_stream_name(spec->stream_name_digital,
sizeof(spec->stream_name_digital),
" Digital", codec->chip_name);
codec->num_pcms = 2;
codec->slave_dig_outs = spec->multiout.slave_dig_outs;
info = spec->pcm_rec + 1;
info->name = spec->stream_name_digital;
if (spec->dig_out_type)
info->pcm_type = spec->dig_out_type;
else
info->pcm_type = HDA_PCM_TYPE_SPDIF;
if (spec->multiout.dig_out_nid) {
p = spec->stream_digital_playback;
if (!p)
p = &pcm_digital_playback;
info->stream[SNDRV_PCM_STREAM_PLAYBACK] = *p;
info->stream[SNDRV_PCM_STREAM_PLAYBACK].nid = spec->multiout.dig_out_nid;
}
if (spec->dig_in_nid) {
p = spec->stream_digital_capture;
if (!p)
p = &pcm_digital_capture;
info->stream[SNDRV_PCM_STREAM_CAPTURE] = *p;
info->stream[SNDRV_PCM_STREAM_CAPTURE].nid = spec->dig_in_nid;
}
}
if (spec->no_analog)
return 0;
/* If the use of more than one ADC is requested for the current
* model, configure a second analog capture-only PCM.
*/
have_multi_adcs = (spec->num_adc_nids > 1) &&
!spec->dyn_adc_switch && !spec->auto_mic;
/* Additional Analaog capture for index #2 */
if (spec->alt_dac_nid || have_multi_adcs) {
codec->num_pcms = 3;
info = spec->pcm_rec + 2;
info->name = spec->stream_name_analog;
if (spec->alt_dac_nid) {
p = spec->stream_analog_alt_playback;
if (!p)
p = &pcm_analog_alt_playback;
info->stream[SNDRV_PCM_STREAM_PLAYBACK] = *p;
info->stream[SNDRV_PCM_STREAM_PLAYBACK].nid =
spec->alt_dac_nid;
} else {
info->stream[SNDRV_PCM_STREAM_PLAYBACK] =
pcm_null_stream;
info->stream[SNDRV_PCM_STREAM_PLAYBACK].nid = 0;
}
if (have_multi_adcs) {
p = spec->stream_analog_alt_capture;
if (!p)
p = &pcm_analog_alt_capture;
info->stream[SNDRV_PCM_STREAM_CAPTURE] = *p;
info->stream[SNDRV_PCM_STREAM_CAPTURE].nid =
spec->adc_nids[1];
info->stream[SNDRV_PCM_STREAM_CAPTURE].substreams =
spec->num_adc_nids - 1;
} else {
info->stream[SNDRV_PCM_STREAM_CAPTURE] =
pcm_null_stream;
info->stream[SNDRV_PCM_STREAM_CAPTURE].nid = 0;
}
}
return 0;
}
EXPORT_SYMBOL_HDA(snd_hda_gen_build_pcms);
/*
* Standard auto-parser initializations
*/
/* configure the path from the given dac to the pin as the proper output */
static void set_output_and_unmute(struct hda_codec *codec, hda_nid_t pin,
int pin_type, hda_nid_t dac)
{
struct nid_path *path;
snd_hda_set_pin_ctl_cache(codec, pin, pin_type);
path = snd_hda_get_nid_path(codec, dac, pin);
if (!path)
return;
if (path->active)
return;
snd_hda_activate_path(codec, path, true, true);
set_pin_eapd(codec, pin, true);
}
/* initialize primary output paths */
static void init_multi_out(struct hda_codec *codec)
{
struct hda_gen_spec *spec = codec->spec;
hda_nid_t nid, dac;
int pin_type;
int i;
if (spec->autocfg.line_out_type == AUTO_PIN_HP_OUT)
pin_type = PIN_HP;
else
pin_type = PIN_OUT;
for (i = 0; i < spec->autocfg.line_outs; i++) {
nid = spec->autocfg.line_out_pins[i];
if (nid) {
dac = spec->multiout.dac_nids[i];
if (!dac)
dac = spec->multiout.dac_nids[0];
set_output_and_unmute(codec, nid, pin_type, dac);
}
}
}
static void __init_extra_out(struct hda_codec *codec, int num_outs,
hda_nid_t *pins, hda_nid_t *dacs, int type)
{
struct hda_gen_spec *spec = codec->spec;
int i;
hda_nid_t pin, dac;
for (i = 0; i < num_outs; i++) {
pin = pins[i];
if (!pin)
break;
dac = dacs[i];
if (!dac) {
if (i > 0 && dacs[0])
dac = dacs[0];
else
dac = spec->multiout.dac_nids[0];
}
set_output_and_unmute(codec, pin, type, dac);
}
}
/* initialize hp and speaker paths */
static void init_extra_out(struct hda_codec *codec)
{
struct hda_gen_spec *spec = codec->spec;
if (spec->autocfg.line_out_type != AUTO_PIN_HP_OUT)
__init_extra_out(codec, spec->autocfg.hp_outs,
spec->autocfg.hp_pins,
spec->multiout.hp_out_nid, PIN_HP);
if (spec->autocfg.line_out_type != AUTO_PIN_SPEAKER_OUT)
__init_extra_out(codec, spec->autocfg.speaker_outs,
spec->autocfg.speaker_pins,
spec->multiout.extra_out_nid, PIN_OUT);
}
/* initialize multi-io paths */
static void init_multi_io(struct hda_codec *codec)
{
struct hda_gen_spec *spec = codec->spec;
int i;
for (i = 0; i < spec->multi_ios; i++) {
hda_nid_t pin = spec->multi_io[i].pin;
struct nid_path *path;
path = snd_hda_get_nid_path(codec, spec->multi_io[i].dac, pin);
if (!path)
continue;
if (!spec->multi_io[i].ctl_in)
spec->multi_io[i].ctl_in =
snd_hda_codec_update_cache(codec, pin, 0,
AC_VERB_GET_PIN_WIDGET_CONTROL, 0);
snd_hda_activate_path(codec, path, path->active, true);
}
}
/* set up the input pin config, depending on the given auto-pin type */
static void set_input_pin(struct hda_codec *codec, hda_nid_t nid,
int auto_pin_type)
{
unsigned int val = PIN_IN;
if (auto_pin_type == AUTO_PIN_MIC)
val |= snd_hda_get_default_vref(codec, nid);
snd_hda_set_pin_ctl_cache(codec, nid, val);
}
/* set up input pins and loopback paths */
static void init_analog_input(struct hda_codec *codec)
{
struct hda_gen_spec *spec = codec->spec;
struct auto_pin_cfg *cfg = &spec->autocfg;
int i;
for (i = 0; i < cfg->num_inputs; i++) {
hda_nid_t nid = cfg->inputs[i].pin;
if (is_input_pin(codec, nid))
set_input_pin(codec, nid, cfg->inputs[i].type);
/* init loopback inputs */
if (spec->mixer_nid) {
struct nid_path *path;
path = snd_hda_get_nid_path(codec, nid, spec->mixer_nid);
if (path)
snd_hda_activate_path(codec, path,
path->active, false);
}
}
}
/* initialize ADC paths */
static void init_input_src(struct hda_codec *codec)
{
struct hda_gen_spec *spec = codec->spec;
struct hda_input_mux *imux = &spec->input_mux;
struct nid_path *path;
int i, c, nums;
if (spec->dyn_adc_switch)
nums = 1;
else
nums = spec->num_adc_nids;
for (c = 0; c < nums; c++) {
for (i = 0; i < imux->num_items; i++) {
path = snd_hda_get_nid_path(codec, spec->imux_pins[i],
get_adc_nid(codec, c, i));
if (path) {
bool active = path->active;
if (i == spec->cur_mux[c])
active = true;
snd_hda_activate_path(codec, path, active, false);
}
}
}
if (spec->shared_mic_hp)
update_shared_mic_hp(codec, spec->cur_mux[0]);
if (spec->cap_sync_hook)
spec->cap_sync_hook(codec);
}
/* set right pin controls for digital I/O */
static void init_digital(struct hda_codec *codec)
{
struct hda_gen_spec *spec = codec->spec;
int i;
hda_nid_t pin;
for (i = 0; i < spec->autocfg.dig_outs; i++) {
pin = spec->autocfg.dig_out_pins[i];
if (!pin)
continue;
set_output_and_unmute(codec, pin, PIN_OUT, 0);
}
pin = spec->autocfg.dig_in_pin;
if (pin)
snd_hda_set_pin_ctl_cache(codec, pin, PIN_IN);
}
/* clear unsol-event tags on unused pins; Conexant codecs seem to leave
* invalid unsol tags by some reason
*/
static void clear_unsol_on_unused_pins(struct hda_codec *codec)
{
int i;
for (i = 0; i < codec->init_pins.used; i++) {
struct hda_pincfg *pin = snd_array_elem(&codec->init_pins, i);
hda_nid_t nid = pin->nid;
if (is_jack_detectable(codec, nid) &&
!snd_hda_jack_tbl_get(codec, nid))
snd_hda_codec_update_cache(codec, nid, 0,
AC_VERB_SET_UNSOLICITED_ENABLE, 0);
}
}
int snd_hda_gen_init(struct hda_codec *codec)
{
struct hda_gen_spec *spec = codec->spec;
if (spec->init_hook)
spec->init_hook(codec);
snd_hda_apply_verbs(codec);
codec->cached_write = 1;
init_multi_out(codec);
init_extra_out(codec);
init_multi_io(codec);
init_analog_input(codec);
init_input_src(codec);
init_digital(codec);
clear_unsol_on_unused_pins(codec);
/* call init functions of standard auto-mute helpers */
snd_hda_gen_hp_automute(codec, NULL);
snd_hda_gen_line_automute(codec, NULL);
snd_hda_gen_mic_autoswitch(codec, NULL);
snd_hda_codec_flush_amp_cache(codec);
snd_hda_codec_flush_cmd_cache(codec);
if (spec->vmaster_mute.sw_kctl && spec->vmaster_mute.hook)
snd_hda_sync_vmaster_hook(&spec->vmaster_mute);
hda_call_check_power_status(codec, 0x01);
return 0;
}
EXPORT_SYMBOL(snd_hda_gen_init);
/*
* the generic codec support
*/
#ifdef CONFIG_PM
static int generic_check_power_status(struct hda_codec *codec, hda_nid_t nid)
{
struct hda_gen_spec *spec = codec->spec;
return snd_hda_check_amp_list_power(codec, &spec->loopback, nid);
}
#endif
static void generic_free(struct hda_codec *codec)
{
snd_hda_gen_spec_free(codec->spec);
kfree(codec->spec);
codec->spec = NULL;
}
static const struct hda_codec_ops generic_patch_ops = {
.build_controls = snd_hda_gen_build_controls,
.build_pcms = snd_hda_gen_build_pcms,
.init = snd_hda_gen_init,
.free = generic_free,
.unsol_event = snd_hda_jack_unsol_event,
#ifdef CONFIG_PM
.check_power_status = generic_check_power_status,
#endif
};
int snd_hda_parse_generic_codec(struct hda_codec *codec)
{
struct hda_gen_spec *spec;
int err;
spec = kzalloc(sizeof(*spec), GFP_KERNEL);
if (!spec)
return -ENOMEM;
snd_hda_gen_spec_init(spec);
codec->spec = spec;
err = snd_hda_parse_pin_defcfg(codec, &spec->autocfg, NULL, 0);
if (err < 0)
return err;
err = snd_hda_gen_parse_auto_config(codec, &spec->autocfg);
if (err < 0)
goto error;
codec->patch_ops = generic_patch_ops;
return 0;
error:
generic_free(codec);
return err;
}
EXPORT_SYMBOL(snd_hda_parse_generic_codec);
