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linux / linux / kernel / git / bpf / bpf-next / c500bee1c5b2f1d59b1081ac879d73268ab0ff17 / . / sound / pci / hda / hda_generic.c
blob: e97d00585e8ec219a63e4e8e086b9861a51cd3df [file] [log] [blame]
// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Universal Interface for Intel High Definition Audio Codec
*
* Generic widget tree parser
*
* Copyright (c) 2004 Takashi Iwai <tiwai@suse.de>
*/
#include <linux/init.h>
#include <linux/slab.h>
#include <linux/export.h>
#include <linux/sort.h>
#include <linux/delay.h>
#include <linux/ctype.h>
#include <linux/string.h>
#include <linux/bitops.h>
#include <linux/module.h>
#include <linux/leds.h>
#include <sound/core.h>
#include <sound/jack.h>
#include <sound/tlv.h>
#include <sound/hda_codec.h>
#include "hda_local.h"
#include "hda_auto_parser.h"
#include "hda_jack.h"
#include "hda_beep.h"
#include "hda_generic.h"
/**
* snd_hda_gen_spec_init - initialize hda_gen_spec struct
* @spec: hda_gen_spec object to initialize
*
* Initialize the given hda_gen_spec object.
*/
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->paths, sizeof(struct nid_path), 8);
snd_array_init(&spec->loopback_list, sizeof(struct hda_amp_list), 8);
mutex_init(&spec->pcm_mutex);
return 0;
}
EXPORT_SYMBOL_GPL(snd_hda_gen_spec_init);
/**
* snd_hda_gen_add_kctl - Add a new kctl_new struct from the template
* @spec: hda_gen_spec object
* @name: name string to override the template, NULL if unchanged
* @temp: template for the new kctl
*
* Add a new kctl (actually snd_kcontrol_new to be instantiated later)
* element based on the given snd_kcontrol_new template @temp and the
* name string @name to the list in @spec.
* Returns the newly created object or NULL as error.
*/
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_GPL(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 void snd_hda_gen_spec_free(struct hda_gen_spec *spec)
{
if (!spec)
return;
free_kctls(spec);
snd_array_free(&spec->paths);
snd_array_free(&spec->loopback_list);
}
/*
* store user hints
*/
static void parse_user_hints(struct hda_codec *codec)
{
struct hda_gen_spec *spec = codec->spec;
int val;
val = snd_hda_get_bool_hint(codec, "jack_detect");
if (val >= 0)
codec->no_jack_detect = !val;
val = snd_hda_get_bool_hint(codec, "inv_jack_detect");
if (val >= 0)
codec->inv_jack_detect = !!val;
val = snd_hda_get_bool_hint(codec, "trigger_sense");
if (val >= 0)
codec->no_trigger_sense = !val;
val = snd_hda_get_bool_hint(codec, "inv_eapd");
if (val >= 0)
codec->inv_eapd = !!val;
val = snd_hda_get_bool_hint(codec, "pcm_format_first");
if (val >= 0)
codec->pcm_format_first = !!val;
val = snd_hda_get_bool_hint(codec, "sticky_stream");
if (val >= 0)
codec->no_sticky_stream = !val;
val = snd_hda_get_bool_hint(codec, "spdif_status_reset");
if (val >= 0)
codec->spdif_status_reset = !!val;
val = snd_hda_get_bool_hint(codec, "pin_amp_workaround");
if (val >= 0)
codec->pin_amp_workaround = !!val;
val = snd_hda_get_bool_hint(codec, "single_adc_amp");
if (val >= 0)
codec->single_adc_amp = !!val;
val = snd_hda_get_bool_hint(codec, "power_save_node");
if (val >= 0)
codec->power_save_node = !!val;
val = snd_hda_get_bool_hint(codec, "auto_mute");
if (val >= 0)
spec->suppress_auto_mute = !val;
val = snd_hda_get_bool_hint(codec, "auto_mic");
if (val >= 0)
spec->suppress_auto_mic = !val;
val = snd_hda_get_bool_hint(codec, "line_in_auto_switch");
if (val >= 0)
spec->line_in_auto_switch = !!val;
val = snd_hda_get_bool_hint(codec, "auto_mute_via_amp");
if (val >= 0)
spec->auto_mute_via_amp = !!val;
val = snd_hda_get_bool_hint(codec, "need_dac_fix");
if (val >= 0)
spec->need_dac_fix = !!val;
val = snd_hda_get_bool_hint(codec, "primary_hp");
if (val >= 0)
spec->no_primary_hp = !val;
val = snd_hda_get_bool_hint(codec, "multi_io");
if (val >= 0)
spec->no_multi_io = !val;
val = snd_hda_get_bool_hint(codec, "multi_cap_vol");
if (val >= 0)
spec->multi_cap_vol = !!val;
val = snd_hda_get_bool_hint(codec, "inv_dmic_split");
if (val >= 0)
spec->inv_dmic_split = !!val;
val = snd_hda_get_bool_hint(codec, "indep_hp");
if (val >= 0)
spec->indep_hp = !!val;
val = snd_hda_get_bool_hint(codec, "add_stereo_mix_input");
if (val >= 0)
spec->add_stereo_mix_input = !!val;
/* the following two are just for compatibility */
val = snd_hda_get_bool_hint(codec, "add_out_jack_modes");
if (val >= 0)
spec->add_jack_modes = !!val;
val = snd_hda_get_bool_hint(codec, "add_in_jack_modes");
if (val >= 0)
spec->add_jack_modes = !!val;
val = snd_hda_get_bool_hint(codec, "add_jack_modes");
if (val >= 0)
spec->add_jack_modes = !!val;
val = snd_hda_get_bool_hint(codec, "power_down_unused");
if (val >= 0)
spec->power_down_unused = !!val;
val = snd_hda_get_bool_hint(codec, "add_hp_mic");
if (val >= 0)
spec->hp_mic = !!val;
val = snd_hda_get_bool_hint(codec, "hp_mic_detect");
if (val >= 0)
spec->suppress_hp_mic_detect = !val;
val = snd_hda_get_bool_hint(codec, "vmaster");
if (val >= 0)
spec->suppress_vmaster = !val;
if (!snd_hda_get_int_hint(codec, "mixer_nid", &val))
spec->mixer_nid = val;
}
/*
* pin control value accesses
*/
#define update_pin_ctl(codec, pin, val) \
snd_hda_codec_write_cache(codec, pin, 0, \
AC_VERB_SET_PIN_WIDGET_CONTROL, val)
/* restore the pinctl based on the cached value */
static inline void restore_pin_ctl(struct hda_codec *codec, hda_nid_t pin)
{
update_pin_ctl(codec, pin, snd_hda_codec_get_pin_target(codec, pin));
}
/* set the pinctl target value and write it if requested */
static void set_pin_target(struct hda_codec *codec, hda_nid_t pin,
unsigned int val, bool do_write)
{
if (!pin)
return;
val = snd_hda_correct_pin_ctl(codec, pin, val);
snd_hda_codec_set_pin_target(codec, pin, val);
if (do_write)
update_pin_ctl(codec, pin, val);
}
/* set pinctl target values for all given pins */
static void set_pin_targets(struct hda_codec *codec, int num_pins,
hda_nid_t *pins, unsigned int val)
{
int i;
for (i = 0; i < num_pins; i++)
set_pin_target(codec, pins[i], val, false);
}
/*
* parsing paths
*/
/* 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;
}
/* return true if the given NID is contained in the path */
static bool is_nid_contained(struct nid_path *path, hda_nid_t nid)
{
return find_idx_in_nid_list(nid, path->path, path->depth) >= 0;
}
static struct nid_path *get_nid_path(struct hda_codec *codec,
hda_nid_t from_nid, hda_nid_t to_nid,
int anchor_nid)
{
struct hda_gen_spec *spec = codec->spec;
struct nid_path *path;
int i;
snd_array_for_each(&spec->paths, i, path) {
if (path->depth <= 0)
continue;
if ((!from_nid || path->path[0] == from_nid) &&
(!to_nid || path->path[path->depth - 1] == to_nid)) {
if (!anchor_nid ||
(anchor_nid > 0 && is_nid_contained(path, anchor_nid)) ||
(anchor_nid < 0 && !is_nid_contained(path, anchor_nid)))
return path;
}
}
return NULL;
}
/**
* snd_hda_get_path_idx - get the index number corresponding to the path
* instance
* @codec: the HDA codec
* @path: nid_path object
*
* The returned index starts from 1, i.e. the actual array index with offset 1,
* and zero is handled as an invalid path
*/
int snd_hda_get_path_idx(struct hda_codec *codec, struct nid_path *path)
{
struct hda_gen_spec *spec = codec->spec;
struct nid_path *array = spec->paths.list;
ssize_t idx;
if (!spec->paths.used)
return 0;
idx = path - array;
if (idx < 0 || idx >= spec->paths.used)
return 0;
return idx + 1;
}
EXPORT_SYMBOL_GPL(snd_hda_get_path_idx);
/**
* snd_hda_get_path_from_idx - get the path instance corresponding to the
* given index number
* @codec: the HDA codec
* @idx: the path index
*/
struct nid_path *snd_hda_get_path_from_idx(struct hda_codec *codec, int idx)
{
struct hda_gen_spec *spec = codec->spec;
if (idx <= 0 || idx > spec->paths.used)
return NULL;
return snd_array_elem(&spec->paths, idx - 1);
}
EXPORT_SYMBOL_GPL(snd_hda_get_path_from_idx);
/* 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;
const struct nid_path *path;
int i;
snd_array_for_each(&spec->paths, i, path) {
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;
const struct nid_path *path;
int i;
val &= AMP_VAL_COMPARE_MASK;
snd_array_for_each(&spec->paths, i, path) {
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, int type)
{
unsigned int val = HDA_COMPOSE_AMP_VAL(nid, 3, idx, dir);
return is_ctl_used(codec, val, type);
}
static void print_nid_path(struct hda_codec *codec,
const char *pfx, struct nid_path *path)
{
char buf[40];
char *pos = buf;
int i;
*pos = 0;
for (i = 0; i < path->depth; i++)
pos += scnprintf(pos, sizeof(buf) - (pos - buf), "%s%02x",
pos != buf ? ":" : "",
path->path[i]);
codec_dbg(codec, "%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 anchor_nid, struct nid_path *path,
int depth)
{
const hda_nid_t *conn;
int i, nums;
if (to_nid == anchor_nid)
anchor_nid = 0; /* anchor passed */
else if (to_nid == (hda_nid_t)(-anchor_nid))
return false; /* hit the exclusive nid */
nums = snd_hda_get_conn_list(codec, to_nid, &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;
}
/* anchor is not requested or already passed? */
if (anchor_nid <= 0)
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],
anchor_nid, 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;
}
/*
* snd_hda_parse_nid_path - parse the widget path from the given nid to
* the target nid
* @codec: the HDA codec
* @from_nid: the NID where the path start from
* @to_nid: the NID where the path ends at
* @anchor_nid: the anchor indication
* @path: the path object to store the result
*
* Returns true if a matching path is found.
*
* The parsing behavior depends on parameters:
* when @from_nid is 0, try to find an empty DAC;
* when @anchor_nid is set to a positive value, only paths through the widget
* with the given value are evaluated.
* when @anchor_nid is set to a negative value, paths through the widget
* with the negative of given value are excluded, only other paths are chosen.
* when @anchor_nid is zero, no special handling about path selection.
*/
static bool snd_hda_parse_nid_path(struct hda_codec *codec, hda_nid_t from_nid,
hda_nid_t to_nid, int anchor_nid,
struct nid_path *path)
{
if (__parse_nid_path(codec, from_nid, to_nid, anchor_nid, path, 1)) {
path->path[path->depth] = to_nid;
path->depth++;
return true;
}
return false;
}
/**
* snd_hda_add_new_path - parse the path between the given NIDs and
* add to the path list
* @codec: the HDA codec
* @from_nid: the NID where the path start from
* @to_nid: the NID where the path ends at
* @anchor_nid: the anchor indication, see snd_hda_parse_nid_path()
*
* If no valid path is found, returns NULL.
*/
struct nid_path *
snd_hda_add_new_path(struct hda_codec *codec, hda_nid_t from_nid,
hda_nid_t to_nid, int anchor_nid)
{
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;
/* check whether the path has been already added */
path = get_nid_path(codec, from_nid, to_nid, anchor_nid);
if (path)
return path;
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, anchor_nid, path))
return path;
/* push back */
spec->paths.used--;
return NULL;
}
EXPORT_SYMBOL_GPL(snd_hda_add_new_path);
/* clear the given path as invalid so that it won't be picked up later */
static void invalidate_nid_path(struct hda_codec *codec, int idx)
{
struct nid_path *path = snd_hda_get_path_from_idx(codec, idx);
if (!path)
return;
memset(path, 0, sizeof(*path));
}
/* return a DAC if paired to the given pin by codec driver */
static hda_nid_t get_preferred_dac(struct hda_codec *codec, hda_nid_t pin)
{
struct hda_gen_spec *spec = codec->spec;
const hda_nid_t *list = spec->preferred_dacs;
if (!list)
return 0;
for (; *list; list += 2)
if (*list == pin)
return list[1];
return 0;
}
/* 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;
}
static bool same_amp_caps(struct hda_codec *codec, hda_nid_t nid1,
hda_nid_t nid2, int dir)
{
if (!(get_wcaps(codec, nid1) & (1 << (dir + 1))))
return !(get_wcaps(codec, nid2) & (1 << (dir + 1)));
return (query_amp_caps(codec, nid1, dir) ==
query_amp_caps(codec, nid2, dir));
}
/* 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)
{
struct hda_gen_spec *spec = codec->spec;
int i;
for (i = path->depth - 1; i >= 0; i--) {
hda_nid_t nid = path->path[i];
if ((spec->out_vol_mask >> nid) & 1)
continue;
if (nid_has_volume(codec, nid, HDA_OUTPUT))
return nid;
}
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 dir, unsigned int idx)
{
struct hda_gen_spec *spec = codec->spec;
int type = get_wcaps_type(get_wcaps(codec, nid));
const struct nid_path *path;
int i, n;
if (nid == codec->core.afg)
return true;
snd_array_for_each(&spec->paths, n, path) {
if (!path->active)
continue;
if (codec->power_save_node) {
if (!path->stream_enabled)
continue;
/* ignore unplugged paths except for DAC/ADC */
if (!(path->pin_enabled || path->pin_fixed) &&
type != AC_WID_AUD_OUT && type != AC_WID_AUD_IN)
continue;
}
for (i = 0; i < path->depth; i++) {
if (path->path[i] == nid) {
if (dir == HDA_OUTPUT || idx == -1 ||
path->idx[i] == idx)
return true;
break;
}
}
}
return false;
}
/* check whether the NID is referred by any active paths */
#define is_active_nid_for_any(codec, nid) \
is_active_nid(codec, nid, HDA_OUTPUT, -1)
/* 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, unsigned int caps, bool enable)
{
unsigned int val = 0;
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 | AC_AMPCAP_MIN_MUTE)) {
if (!enable)
val |= HDA_AMP_MUTE;
}
return val;
}
/* is this a stereo widget or a stereo-to-mono mix? */
static bool is_stereo_amps(struct hda_codec *codec, hda_nid_t nid, int dir)
{
unsigned int wcaps = get_wcaps(codec, nid);
hda_nid_t conn;
if (wcaps & AC_WCAP_STEREO)
return true;
if (dir != HDA_INPUT || get_wcaps_type(wcaps) != AC_WID_AUD_MIX)
return false;
if (snd_hda_get_num_conns(codec, nid) != 1)
return false;
if (snd_hda_get_connections(codec, nid, &conn, 1) < 0)
return false;
return !!(get_wcaps(codec, conn) & AC_WCAP_STEREO);
}
/* 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)
{
unsigned int caps = query_amp_caps(codec, nid, dir);
int val = get_amp_val_to_activate(codec, nid, dir, caps, false);
if (is_stereo_amps(codec, nid, dir))
snd_hda_codec_amp_init_stereo(codec, nid, dir, idx, 0xff, val);
else
snd_hda_codec_amp_init(codec, nid, 0, dir, idx, 0xff, val);
}
/* update the amp, doing in stereo or mono depending on NID */
static int update_amp(struct hda_codec *codec, hda_nid_t nid, int dir, int idx,
unsigned int mask, unsigned int val)
{
if (is_stereo_amps(codec, nid, dir))
return snd_hda_codec_amp_stereo(codec, nid, dir, idx,
mask, val);
else
return snd_hda_codec_amp_update(codec, nid, 0, dir, idx,
mask, val);
}
/* calculate amp value mask we can modify;
* if the given amp is controlled by mixers, don't touch it
*/
static unsigned int get_amp_mask_to_modify(struct hda_codec *codec,
hda_nid_t nid, int dir, int idx,
unsigned int caps)
{
unsigned int mask = 0xff;
if (caps & (AC_AMPCAP_MUTE | AC_AMPCAP_MIN_MUTE)) {
if (is_ctl_associated(codec, nid, dir, idx, NID_PATH_MUTE_CTL))
mask &= ~0x80;
}
if (caps & AC_AMPCAP_NUM_STEPS) {
if (is_ctl_associated(codec, nid, dir, idx, NID_PATH_VOL_CTL) ||
is_ctl_associated(codec, nid, dir, idx, NID_PATH_BOOST_CTL))
mask &= ~0x7f;
}
return mask;
}
static void activate_amp(struct hda_codec *codec, hda_nid_t nid, int dir,
int idx, int idx_to_check, bool enable)
{
unsigned int caps;
unsigned int mask, val;
caps = query_amp_caps(codec, nid, dir);
val = get_amp_val_to_activate(codec, nid, dir, caps, enable);
mask = get_amp_mask_to_modify(codec, nid, dir, idx_to_check, caps);
if (!mask)
return;
val &= mask;
update_amp(codec, nid, dir, idx, mask, val);
}
static void check_and_activate_amp(struct hda_codec *codec, hda_nid_t nid,
int dir, int idx, int idx_to_check,
bool enable)
{
/* check whether the given amp is still used by others */
if (!enable && is_active_nid(codec, nid, dir, idx_to_check))
return;
activate_amp(codec, nid, dir, idx, idx_to_check, enable);
}
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);
check_and_activate_amp(codec, nid, HDA_OUTPUT, 0, 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;
const hda_nid_t *conn;
int n, nums, idx;
int type;
hda_nid_t nid = path->path[i];
nums = snd_hda_get_conn_list(codec, nid, &conn);
if (nums < 0)
return;
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);
/* 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) {
if (conn[n] != spec->mixer_merge_nid)
continue;
/* when aamix is disabled, force to off */
if (!add_aamix) {
activate_amp(codec, nid, HDA_INPUT, n, n, false);
continue;
}
}
check_and_activate_amp(codec, nid, HDA_INPUT, n, idx, enable);
}
}
/* sync power of each widget in the given path */
static hda_nid_t path_power_update(struct hda_codec *codec,
struct nid_path *path,
bool allow_powerdown)
{
hda_nid_t nid, changed = 0;
int i, state, power;
for (i = 0; i < path->depth; i++) {
nid = path->path[i];
if (!(get_wcaps(codec, nid) & AC_WCAP_POWER))
continue;
if (nid == codec->core.afg)
continue;
if (!allow_powerdown || is_active_nid_for_any(codec, nid))
state = AC_PWRST_D0;
else
state = AC_PWRST_D3;
power = snd_hda_codec_read(codec, nid, 0,
AC_VERB_GET_POWER_STATE, 0);
if (power != (state | (state << 4))) {
snd_hda_codec_write(codec, nid, 0,
AC_VERB_SET_POWER_STATE, state);
changed = nid;
/* all known codecs seem to be capable to handl
* widgets state even in D3, so far.
* if any new codecs need to restore the widget
* states after D0 transition, call the function
* below.
*/
#if 0 /* disabled */
if (state == AC_PWRST_D0)
snd_hdac_regmap_sync_node(&codec->core, nid);
#endif
}
}
return changed;
}
/* do sync with the last power state change */
static void sync_power_state_change(struct hda_codec *codec, hda_nid_t nid)
{
if (nid) {
msleep(10);
snd_hda_codec_read(codec, nid, 0, AC_VERB_GET_POWER_STATE, 0);
}
}
/**
* snd_hda_activate_path - activate or deactivate the given path
* @codec: the HDA codec
* @path: the path to activate/deactivate
* @enable: flag to activate or not
* @add_aamix: enable the input from aamix NID
*
* 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)
{
struct hda_gen_spec *spec = codec->spec;
int i;
path->active = enable;
/* make sure the widget is powered up */
if (enable && (spec->power_down_unused || codec->power_save_node))
path_power_update(codec, path, codec->power_save_node);
for (i = path->depth - 1; i >= 0; i--) {
hda_nid_t nid = path->path[i];
if (enable && path->multi[i])
snd_hda_codec_write_cache(codec, nid, 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);
}
}
EXPORT_SYMBOL_GPL(snd_hda_activate_path);
/* if the given path is inactive, put widgets into D3 (only if suitable) */
static void path_power_down_sync(struct hda_codec *codec, struct nid_path *path)
{
struct hda_gen_spec *spec = codec->spec;
if (!(spec->power_down_unused || codec->power_save_node) || path->active)
return;
sync_power_state_change(codec, path_power_update(codec, path, true));
}
/* 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;
if (spec->keep_eapd_on && !enable)
return;
if (codec->inv_eapd)
enable = !enable;
snd_hda_codec_write_cache(codec, pin, 0,
AC_VERB_SET_EAPD_BTLENABLE,
enable ? 0x02 : 0x00);
}
/* re-initialize the path specified by the given path index */
static void resume_path_from_idx(struct hda_codec *codec, int path_idx)
{
struct nid_path *path = snd_hda_get_path_from_idx(codec, path_idx);
if (path)
snd_hda_activate_path(codec, path, path->active, false);
}
/*
* Helper functions for creating mixer ctl elements
*/
static int hda_gen_mixer_mute_put(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol);
static int hda_gen_bind_mute_get(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol);
static int hda_gen_bind_mute_put(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol);
enum {
HDA_CTL_WIDGET_VOL,
HDA_CTL_WIDGET_MUTE,
HDA_CTL_BIND_MUTE,
};
static const struct snd_kcontrol_new control_templates[] = {
HDA_CODEC_VOLUME(NULL, 0, 0, 0),
/* only the put callback is replaced for handling the special mute */
{
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
.subdevice = HDA_SUBDEV_AMP_FLAG,
.info = snd_hda_mixer_amp_switch_info,
.get = snd_hda_mixer_amp_switch_get,
.put = hda_gen_mixer_mute_put, /* replaced */
.private_value = HDA_COMPOSE_AMP_VAL(0, 3, 0, 0),
},
{
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
.info = snd_hda_mixer_amp_switch_info,
.get = hda_gen_bind_mute_get,
.put = hda_gen_bind_mute_put, /* replaced */
.private_value = HDA_COMPOSE_AMP_VAL(0, 3, 0, 0),
},
};
/* add dynamic controls from template */
static struct snd_kcontrol_new *
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 NULL;
knew->index = cidx;
if (get_amp_nid_(val))
knew->subdevice = HDA_SUBDEV_AMP_FLAG;
if (knew->access == 0)
knew->access = SNDRV_CTL_ELEM_ACCESS_READWRITE;
knew->private_value = val;
return knew;
}
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[SNDRV_CTL_ELEM_ID_NAME_MAXLEN];
snprintf(name, sizeof(name), "%s %s %s", pfx, dir, sfx);
if (!add_control(spec, type, name, cidx, val))
return -ENOMEM;
return 0;
}
#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);
}
/* playback mute control with the software mute bit check */
static void sync_auto_mute_bits(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;
if (spec->auto_mute_via_amp) {
hda_nid_t nid = get_amp_nid(kcontrol);
bool enabled = !((spec->mute_bits >> nid) & 1);
ucontrol->value.integer.value[0] &= enabled;
ucontrol->value.integer.value[1] &= enabled;
}
}
static int hda_gen_mixer_mute_put(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
sync_auto_mute_bits(kcontrol, ucontrol);
return snd_hda_mixer_amp_switch_put(kcontrol, ucontrol);
}
/*
* Bound mute controls
*/
#define AMP_VAL_IDX_SHIFT 19
#define AMP_VAL_IDX_MASK (0x0f<<19)
static int hda_gen_bind_mute_get(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
unsigned long pval;
int err;
mutex_lock(&codec->control_mutex);
pval = kcontrol->private_value;
kcontrol->private_value = pval & ~AMP_VAL_IDX_MASK; /* index 0 */
err = snd_hda_mixer_amp_switch_get(kcontrol, ucontrol);
kcontrol->private_value = pval;
mutex_unlock(&codec->control_mutex);
return err;
}
static int hda_gen_bind_mute_put(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
unsigned long pval;
int i, indices, err = 0, change = 0;
sync_auto_mute_bits(kcontrol, ucontrol);
mutex_lock(&codec->control_mutex);
pval = kcontrol->private_value;
indices = (pval & AMP_VAL_IDX_MASK) >> AMP_VAL_IDX_SHIFT;
for (i = 0; i < indices; i++) {
kcontrol->private_value = (pval & ~AMP_VAL_IDX_MASK) |
(i << AMP_VAL_IDX_SHIFT);
err = snd_hda_mixer_amp_switch_put(kcontrol, ucontrol);
if (err < 0)
break;
change |= err;
}
kcontrol->private_value = pval;
mutex_unlock(&codec->control_mutex);
return err < 0 ? err : change;
}
/* any ctl assigned to the path with the given index? */
static bool path_has_mixer(struct hda_codec *codec, int path_idx, int ctl_type)
{
struct nid_path *path = snd_hda_get_path_from_idx(codec, path_idx);
return path && path->ctls[ctl_type];
}
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_codec *codec, int ch,
int *index, int ctl_type)
{
struct hda_gen_spec *spec = codec->spec;
struct auto_pin_cfg *cfg = &spec->autocfg;
*index = 0;
if (cfg->line_outs == 1 && !spec->multi_ios &&
!codec->force_pin_prefix &&
!cfg->hp_outs && !cfg->speaker_outs)
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 &&
!codec->force_pin_prefix &&
!spec->multiout.hp_out_nid[0] && !spec->multiout.extra_out_nid[0])
return spec->vmaster_mute.hook ? "PCM" : "Master";
/* multi-io channels */
if (ch >= cfg->line_outs)
return channel_name[ch];
switch (cfg->line_out_type) {
case AUTO_PIN_SPEAKER_OUT:
/* if the primary channel vol/mute is shared with HP volume,
* don't name it as Speaker
*/
if (!ch && cfg->hp_outs &&
!path_has_mixer(codec, spec->hp_paths[0], ctl_type))
break;
if (cfg->line_outs == 1)
return "Speaker";
if (cfg->line_outs == 2)
return ch ? "Bass Speaker" : "Speaker";
break;
case AUTO_PIN_HP_OUT:
/* if the primary channel vol/mute is shared with spk volume,
* don't name it as Headphone
*/
if (!ch && cfg->speaker_outs &&
!path_has_mixer(codec, spec->speaker_paths[0], ctl_type))
break;
/* for multi-io case, only the primary out */
if (ch && spec->multi_ios)
break;
*index = ch;
return "Headphone";
case AUTO_PIN_LINE_OUT:
/* This deals with the case where one HP or one Speaker or
* one HP + one Speaker need to share the DAC with LO
*/
if (!ch) {
bool hp_lo_shared = false, spk_lo_shared = false;
if (cfg->speaker_outs)
spk_lo_shared = !path_has_mixer(codec,
spec->speaker_paths[0], ctl_type);
if (cfg->hp_outs)
hp_lo_shared = !path_has_mixer(codec, spec->hp_paths[0], ctl_type);
if (hp_lo_shared && spk_lo_shared)
return spec->vmaster_mute.hook ? "PCM" : "Master";
if (hp_lo_shared)
return "Headphone+LO";
if (spk_lo_shared)
return "Speaker+LO";
}
}
/* for a single channel output, we don't have to name the channel */
if (cfg->line_outs == 1 && !spec->multi_ios)
return "Line Out";
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 = 0x120,
/* 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,
/* No independent HP possible */
BAD_NO_INDEP_HP = 0x10,
/* 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 given path which are 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, struct nid_path *path)
{
struct hda_gen_spec *spec = codec->spec;
hda_nid_t nid;
unsigned int val;
int badness = 0;
if (!path)
return BAD_SHARED_VOL * 2;
if (path->ctls[NID_PATH_VOL_CTL] ||
path->ctls[NID_PATH_MUTE_CTL])
return 0; /* already evaluated */
nid = look_for_out_vol_nid(codec, path);
if (nid) {
val = HDA_COMPOSE_AMP_VAL(nid, 3, 0, HDA_OUTPUT);
if (spec->dac_min_mute)
val |= HDA_AMP_VAL_MIN_MUTE;
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;
}
const struct badness_table hda_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,
};
EXPORT_SYMBOL_GPL(hda_main_out_badness);
const struct badness_table hda_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,
};
EXPORT_SYMBOL_GPL(hda_extra_out_badness);
/* get the DAC of the primary output corresponding to the given array index */
static hda_nid_t get_primary_out(struct hda_codec *codec, int idx)
{
struct hda_gen_spec *spec = codec->spec;
struct auto_pin_cfg *cfg = &spec->autocfg;
if (cfg->line_outs > idx)
return spec->private_dac_nids[idx];
idx -= cfg->line_outs;
if (spec->multi_ios > idx)
return spec->multi_io[idx].dac;
return 0;
}
/* return the DAC if it's reachable, otherwise zero */
static inline hda_nid_t try_dac(struct hda_codec *codec,
hda_nid_t dac, hda_nid_t pin)
{
return is_reachable_path(codec, dac, pin) ? dac : 0;
}
/* 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,
int *path_idx,
const struct badness_table *bad)
{
struct hda_gen_spec *spec = codec->spec;
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 (!spec->obey_preferred_dacs) {
path = snd_hda_get_path_from_idx(codec, path_idx[i]);
if (path) {
badness += assign_out_path_ctls(codec, path);
continue;
}
}
dacs[i] = get_preferred_dac(codec, pin);
if (dacs[i]) {
if (is_dac_already_used(codec, dacs[i]))
badness += bad->shared_primary;
} else if (spec->obey_preferred_dacs) {
badness += BAD_NO_PRIMARY_DAC;
}
if (!dacs[i])
dacs[i] = look_for_dac(codec, pin, false);
if (!dacs[i] && !i) {
/* try to steal the DAC of surrounds for the front */
for (j = 1; j < num_outs; j++) {
if (is_reachable_path(codec, dacs[j], pin)) {
dacs[0] = dacs[j];
dacs[j] = 0;
invalidate_nid_path(codec, path_idx[j]);
path_idx[j] = 0;
break;
}
}
}
dac = dacs[i];
if (!dac) {
if (num_outs > 2)
dac = try_dac(codec, get_primary_out(codec, i), pin);
if (!dac)
dac = try_dac(codec, dacs[0], pin);
if (!dac)
dac = try_dac(codec, get_primary_out(codec, i), pin);
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;
}
if (!dac)
continue;
path = snd_hda_add_new_path(codec, dac, pin, -spec->mixer_nid);
if (!path && !i && spec->mixer_nid) {
/* try with aamix */
path = snd_hda_add_new_path(codec, dac, pin, 0);
}
if (!path) {
dacs[i] = 0;
badness += bad->no_dac;
} else {
/* print_nid_path(codec, "output", path); */
path->active = true;
path_idx[i] = snd_hda_get_path_idx(codec, path);
badness += assign_out_path_ctls(codec, path);
}
}
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;
}
/* count the number of input pins that are capable to be multi-io */
static int count_multiio_pins(struct hda_codec *codec, hda_nid_t reference_pin)
{
struct hda_gen_spec *spec = codec->spec;
struct auto_pin_cfg *cfg = &spec->autocfg;
unsigned int defcfg = snd_hda_codec_get_pincfg(codec, reference_pin);
unsigned int location = get_defcfg_location(defcfg);
int type, i;
int 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++;
}
}
return num_pins;
}
/*
* 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)
{
struct hda_gen_spec *spec = codec->spec;
struct auto_pin_cfg *cfg = &spec->autocfg;
int type, i, j, 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;
struct nid_path *path;
old_pins = spec->multi_ios;
if (old_pins >= 2)
goto end_fill;
num_pins = count_multiio_pins(codec, reference_pin);
if (num_pins < 2)
goto end_fill;
for (type = AUTO_PIN_LINE_IN; type >= AUTO_PIN_MIC; type--) {
for (i = 0; i < cfg->num_inputs; i++) {
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 (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,
-spec->mixer_nid);
if (!path) {
badness++;
continue;
}
/* print_nid_path(codec, "multiio", path); */
spec->multi_io[spec->multi_ios].pin = nid;
spec->multi_io[spec->multi_ios].dac = dac;
spec->out_paths[cfg->line_outs + spec->multi_ios] =
snd_hda_get_path_idx(codec, path);
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++) {
path = snd_hda_get_path_from_idx(codec, spec->out_paths[cfg->line_outs + i]);
badness += assign_out_path_ctls(codec, path);
}
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 *path_idx)
{
struct hda_gen_spec *spec = codec->spec;
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],
-spec->mixer_nid);
if (!path && !i && spec->mixer_nid)
path = snd_hda_add_new_path(codec, dac, pins[i], 0);
if (path) {
dacs[i] = dac;
found = true;
/* print_nid_path(codec, "output", path); */
path->active = true;
path_idx[i] = snd_hda_get_path_idx(codec, path);
}
}
return found;
}
static inline bool has_aamix_out_paths(struct hda_gen_spec *spec)
{
return spec->aamix_out_paths[0] || spec->aamix_out_paths[1] ||
spec->aamix_out_paths[2];
}
/* create a new path including aamix if available, and return its index */
static int check_aamix_out_path(struct hda_codec *codec, int path_idx)
{
struct hda_gen_spec *spec = codec->spec;
struct nid_path *path;
hda_nid_t path_dac, dac, pin;
path = snd_hda_get_path_from_idx(codec, path_idx);
if (!path || !path->depth ||
is_nid_contained(path, spec->mixer_nid))
return 0;
path_dac = path->path[0];
dac = spec->private_dac_nids[0];
pin = path->path[path->depth - 1];
path = snd_hda_add_new_path(codec, dac, pin, spec->mixer_nid);
if (!path) {
if (dac != path_dac)
dac = path_dac;
else if (spec->multiout.hp_out_nid[0])
dac = spec->multiout.hp_out_nid[0];
else if (spec->multiout.extra_out_nid[0])
dac = spec->multiout.extra_out_nid[0];
else
dac = 0;
if (dac)
path = snd_hda_add_new_path(codec, dac, pin,
spec->mixer_nid);
}
if (!path)
return 0;
/* print_nid_path(codec, "output-aamix", path); */
path->active = false; /* unused as default */
path->pin_fixed = true; /* static route */
return snd_hda_get_path_idx(codec, path);
}
/* check whether the independent HP is available with the current config */
static bool indep_hp_possible(struct hda_codec *codec)
{
struct hda_gen_spec *spec = codec->spec;
struct auto_pin_cfg *cfg = &spec->autocfg;
struct nid_path *path;
int i, idx;
if (cfg->line_out_type == AUTO_PIN_HP_OUT)
idx = spec->out_paths[0];
else
idx = spec->hp_paths[0];
path = snd_hda_get_path_from_idx(codec, idx);
if (!path)
return false;
/* assume no path conflicts unless aamix is involved */
if (!spec->mixer_nid || !is_nid_contained(path, spec->mixer_nid))
return true;
/* check whether output paths contain aamix */
for (i = 0; i < cfg->line_outs; i++) {
if (spec->out_paths[i] == idx)
break;
path = snd_hda_get_path_from_idx(codec, spec->out_paths[i]);
if (path && is_nid_contained(path, spec->mixer_nid))
return false;
}
for (i = 0; i < cfg->speaker_outs; i++) {
path = snd_hda_get_path_from_idx(codec, spec->speaker_paths[i]);
if (path && is_nid_contained(path, spec->mixer_nid))
return false;
}
return true;
}
/* fill the empty entries in the dac array for speaker/hp with the
* shared dac pointed by the paths
*/
static void refill_shared_dacs(struct hda_codec *codec, int num_outs,
hda_nid_t *dacs, int *path_idx)
{
struct nid_path *path;
int i;
for (i = 0; i < num_outs; i++) {
if (dacs[i])
continue;
path = snd_hda_get_path_from_idx(codec, path_idx[i]);
if (!path)
continue;
dacs[i] = path->path[0];
}
}
/* 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);
/* clear path indices */
memset(spec->out_paths, 0, sizeof(spec->out_paths));
memset(spec->hp_paths, 0, sizeof(spec->hp_paths));
memset(spec->speaker_paths, 0, sizeof(spec->speaker_paths));
memset(spec->aamix_out_paths, 0, sizeof(spec->aamix_out_paths));
memset(spec->digout_paths, 0, sizeof(spec->digout_paths));
memset(spec->input_paths, 0, sizeof(spec->input_paths));
memset(spec->loopback_paths, 0, sizeof(spec->loopback_paths));
memset(&spec->digin_path, 0, sizeof(spec->digin_path));
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,
spec->out_paths);
mapped |= map_singles(codec, cfg->hp_outs,
cfg->hp_pins,
spec->multiout.hp_out_nid,
spec->hp_paths);
mapped |= map_singles(codec, cfg->speaker_outs,
cfg->speaker_pins,
spec->multiout.extra_out_nid,
spec->speaker_paths);
if (!spec->no_multi_io &&
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);
if (!err)
mapped = true;
}
} while (mapped);
}
badness += try_assign_dacs(codec, cfg->line_outs, cfg->line_out_pins,
spec->private_dac_nids, spec->out_paths,
spec->main_out_badness);
if (!spec->no_multi_io && 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);
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,
spec->hp_paths,
spec->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,
spec->speaker_paths,
spec->extra_out_badness);
if (err < 0)
return err;
badness += err;
}
if (!spec->no_multi_io &&
cfg->line_outs == 1 && cfg->line_out_type != AUTO_PIN_SPEAKER_OUT) {
err = fill_multi_ios(codec, cfg->line_out_pins[0], false);
if (err < 0)
return err;
badness += err;
}
if (spec->mixer_nid) {
spec->aamix_out_paths[0] =
check_aamix_out_path(codec, spec->out_paths[0]);
if (cfg->line_out_type != AUTO_PIN_HP_OUT)
spec->aamix_out_paths[1] =
check_aamix_out_path(codec, spec->hp_paths[0]);
if (cfg->line_out_type != AUTO_PIN_SPEAKER_OUT)
spec->aamix_out_paths[2] =
check_aamix_out_path(codec, spec->speaker_paths[0]);
}
if (!spec->no_multi_io &&
cfg->hp_outs && cfg->line_out_type == AUTO_PIN_SPEAKER_OUT)
if (count_multiio_pins(codec, cfg->hp_pins[0]) >= 2)
spec->multi_ios = 1; /* give 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;
}
}
spec->ext_channel_count = spec->min_channel_count =
spec->multiout.num_dacs * 2;
if (spec->multi_ios == 2) {
for (i = 0; i < 2; i++)
spec->private_dac_nids[spec->multiout.num_dacs++] =
spec->multi_io[i].dac;
} else if (spec->multi_ios) {
spec->multi_ios = 0;
badness += BAD_MULTI_IO;
}
if (spec->indep_hp && !indep_hp_possible(codec))
badness += BAD_NO_INDEP_HP;
/* re-fill the shared DAC for speaker / headphone */
if (cfg->line_out_type != AUTO_PIN_HP_OUT)
refill_shared_dacs(codec, cfg->hp_outs,
spec->multiout.hp_out_nid,
spec->hp_paths);
if (cfg->line_out_type != AUTO_PIN_SPEAKER_OUT)
refill_shared_dacs(codec, cfg->speaker_outs,
spec->multiout.extra_out_nid,
spec->speaker_paths);
return badness;
}
#define DEBUG_BADNESS
#ifdef DEBUG_BADNESS
#define debug_badness(fmt, ...) \
codec_dbg(codec, fmt, ##__VA_ARGS__)
#else
#define debug_badness(fmt, ...) \
do { if (0) codec_dbg(codec, fmt, ##__VA_ARGS__); } while (0)
#endif
#ifdef DEBUG_BADNESS
static inline void print_nid_path_idx(struct hda_codec *codec,
const char *pfx, int idx)
{
struct nid_path *path;
path = snd_hda_get_path_from_idx(codec, idx);
if (path)
print_nid_path(codec, pfx, path);
}
static void debug_show_configs(struct hda_codec *codec,
struct auto_pin_cfg *cfg)
{
struct hda_gen_spec *spec = codec->spec;
static const char * const lo_type[3] = { "LO", "SP", "HP" };
int i;
debug_badness("multi_outs = %x/%x/%x/%x : %x/%x/%x/%x (type %s)\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],
lo_type[cfg->line_out_type]);
for (i = 0; i < cfg->line_outs; i++)
print_nid_path_idx(codec, " out", spec->out_paths[i]);
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);
for (i = 0; i < spec->multi_ios; i++)
print_nid_path_idx(codec, " mio",
spec->out_paths[cfg->line_outs + i]);
if (cfg->hp_outs)
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]);
for (i = 0; i < cfg->hp_outs; i++)
print_nid_path_idx(codec, " hp ", spec->hp_paths[i]);
if (cfg->speaker_outs)
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]);
for (i = 0; i < cfg->speaker_outs; i++)
print_nid_path_idx(codec, " spk", spec->speaker_paths[i]);
for (i = 0; i < 3; i++)
print_nid_path_idx(codec, " mix", spec->aamix_out_paths[i]);
}
#else
#define debug_show_configs(codec, cfg) /* NOP */
#endif
/* find all available DACs of the codec */
static void fill_all_dac_nids(struct hda_codec *codec)
{
struct hda_gen_spec *spec = codec->spec;
hda_nid_t nid;
spec->num_all_dacs = 0;
memset(spec->all_dacs, 0, sizeof(spec->all_dacs));
for_each_hda_codec_node(nid, codec) {
if (get_wcaps_type(get_wcaps(codec, nid)) != AC_WID_AUD_OUT)
continue;
if (spec->num_all_dacs >= ARRAY_SIZE(spec->all_dacs)) {
codec_err(codec, "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;
unsigned int val;
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;
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(codec, 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(codec, cfg);
if (cfg->line_out_pins[0]) {
struct nid_path *path;
path = snd_hda_get_path_from_idx(codec, spec->out_paths[0]);
if (path)
spec->vmaster_nid = look_for_out_vol_nid(codec, path);
if (spec->vmaster_nid) {
snd_hda_set_vmaster_tlv(codec, spec->vmaster_nid,
HDA_OUTPUT, spec->vmaster_tlv);
if (spec->dac_min_mute)
spec->vmaster_tlv[SNDRV_CTL_TLVO_DB_SCALE_MUTE_AND_STEP] |= TLV_DB_SCALE_MUTE;
}
}
/* set initial pinctl targets */
if (spec->prefer_hp_amp || cfg->line_out_type == AUTO_PIN_HP_OUT)
val = PIN_HP;
else
val = PIN_OUT;
set_pin_targets(codec, cfg->line_outs, cfg->line_out_pins, val);
if (cfg->line_out_type != AUTO_PIN_HP_OUT)
set_pin_targets(codec, cfg->hp_outs, cfg->hp_pins, PIN_HP);
if (cfg->line_out_type != AUTO_PIN_SPEAKER_OUT) {
val = spec->prefer_hp_amp ? PIN_HP : PIN_OUT;
set_pin_targets(codec, cfg->speaker_outs,
cfg->speaker_pins, val);
}
/* clear indep_hp flag if not available */
if (spec->indep_hp && !indep_hp_possible(codec))
spec->indep_hp = 0;
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;
struct nid_path *path;
path = snd_hda_get_path_from_idx(codec, spec->out_paths[i]);
if (!path)
continue;
name = get_line_out_pfx(codec, i, &index, NID_PATH_VOL_CTL);
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;
} else {
err = add_stereo_vol(codec, name, index, path);
if (err < 0)
return err;
}
name = get_line_out_pfx(codec, i, &index, NID_PATH_MUTE_CTL);
if (!name || !strcmp(name, "CLFE")) {
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_sw(codec, name, index, path);
if (err < 0)
return err;
}
}
return 0;
}
static int create_extra_out(struct hda_codec *codec, int path_idx,
const char *pfx, int cidx)
{
struct nid_path *path;
int err;
path = snd_hda_get_path_from_idx(codec, path_idx);
if (!path)
return 0;
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 int *paths, const char *pfx)
{
int i;
for (i = 0; i < num_pins; i++) {
const char *name;
char tmp[SNDRV_CTL_ELEM_ID_NAME_MAXLEN];
int err, idx = 0;
if (num_pins == 2 && i == 1 && !strcmp(pfx, "Speaker"))
name = "Bass Speaker";
else if (num_pins >= 3) {
snprintf(tmp, sizeof(tmp), "%s %s",
pfx, channel_name[i]);
name = tmp;
} else {
name = pfx;
idx = i;
}
err = create_extra_out(codec, paths[i], name, idx);
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->hp_paths,
"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->speaker_paths,
"Speaker");
}
/*
* independent HP controls
*/
static void call_hp_automute(struct hda_codec *codec,
struct hda_jack_callback *jack);
static int indep_hp_info(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_info *uinfo)
{
return snd_hda_enum_bool_helper_info(kcontrol, uinfo);
}
static int indep_hp_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->indep_hp_enabled;
return 0;
}
static void update_aamix_paths(struct hda_codec *codec, bool do_mix,
int nomix_path_idx, int mix_path_idx,
int out_type);
static int indep_hp_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;
unsigned int select = ucontrol->value.enumerated.item[0];
int ret = 0;
mutex_lock(&spec->pcm_mutex);
if (spec->active_streams) {
ret = -EBUSY;
goto unlock;
}
if (spec->indep_hp_enabled != select) {
hda_nid_t *dacp;
if (spec->autocfg.line_out_type == AUTO_PIN_HP_OUT)
dacp = &spec->private_dac_nids[0];
else
dacp = &spec->multiout.hp_out_nid[0];
/* update HP aamix paths in case it conflicts with indep HP */
if (spec->have_aamix_ctl) {
if (spec->autocfg.line_out_type == AUTO_PIN_HP_OUT)
update_aamix_paths(codec, spec->aamix_mode,
spec->out_paths[0],
spec->aamix_out_paths[0],
spec->autocfg.line_out_type);
else
update_aamix_paths(codec, spec->aamix_mode,
spec->hp_paths[0],
spec->aamix_out_paths[1],
AUTO_PIN_HP_OUT);
}
spec->indep_hp_enabled = select;
if (spec->indep_hp_enabled)
*dacp = 0;
else
*dacp = spec->alt_dac_nid;
call_hp_automute(codec, NULL);
ret = 1;
}
unlock:
mutex_unlock(&spec->pcm_mutex);
return ret;
}
static const struct snd_kcontrol_new indep_hp_ctl = {
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
.name = "Independent HP",
.info = indep_hp_info,
.get = indep_hp_get,
.put = indep_hp_put,
};
static int create_indep_hp_ctls(struct hda_codec *codec)
{
struct hda_gen_spec *spec = codec->spec;
hda_nid_t dac;
if (!spec->indep_hp)
return 0;
if (spec->autocfg.line_out_type == AUTO_PIN_HP_OUT)
dac = spec->multiout.dac_nids[0];
else
dac = spec->multiout.hp_out_nid[0];
if (!dac) {
spec->indep_hp = 0;
return 0;
}
spec->indep_hp_enabled = false;
spec->alt_dac_nid = dac;
if (!snd_hda_gen_add_kctl(spec, NULL, &indep_hp_ctl))
return -ENOMEM;
return 0;
}
/*
* 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;
int chs;
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;
chs = uinfo->value.enumerated.item * 2 + spec->min_channel_count;
sprintf(uinfo->value.enumerated.name, "%dch", chs);
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 - spec->min_channel_count) / 2;
return 0;
}
static inline struct nid_path *
get_multiio_path(struct hda_codec *codec, int idx)
{
struct hda_gen_spec *spec = codec->spec;
return snd_hda_get_path_from_idx(codec,
spec->out_paths[spec->autocfg.line_outs + idx]);
}
static void update_automute_all(struct hda_codec *codec);
/* Default value to be passed as aamix argument for snd_hda_activate_path();
* used for output paths
*/
static bool aamix_default(struct hda_gen_spec *spec)
{
return !spec->have_aamix_ctl || spec->aamix_mode;
}
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 = get_multiio_path(codec, idx);
if (!path)
return -EINVAL;
if (path->active == output)
return 0;
if (output) {
set_pin_target(codec, nid, PIN_OUT, true);
snd_hda_activate_path(codec, path, true, aamix_default(spec));
set_pin_eapd(codec, nid, true);
} else {
set_pin_eapd(codec, nid, false);
snd_hda_activate_path(codec, path, false, aamix_default(spec));
set_pin_target(codec, nid, spec->multi_io[idx].ctl_in, true);
path_power_down_sync(codec, path);
}
/* update jack retasking in case it modifies any of them */
update_automute_all(codec);
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 - spec->min_channel_count) / 2)
return 0;
spec->ext_channel_count = ch * 2 + spec->min_channel_count;
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;
}
/*
* aamix loopback enable/disable switch
*/
#define loopback_mixing_info indep_hp_info
static int loopback_mixing_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->aamix_mode;
return 0;
}
static void update_aamix_paths(struct hda_codec *codec, bool do_mix,
int nomix_path_idx, int mix_path_idx,
int out_type)
{
struct hda_gen_spec *spec = codec->spec;
struct nid_path *nomix_path, *mix_path;
nomix_path = snd_hda_get_path_from_idx(codec, nomix_path_idx);
mix_path = snd_hda_get_path_from_idx(codec, mix_path_idx);
if (!nomix_path || !mix_path)
return;
/* if HP aamix path is driven from a different DAC and the
* independent HP mode is ON, can't turn on aamix path
*/
if (out_type == AUTO_PIN_HP_OUT && spec->indep_hp_enabled &&
mix_path->path[0] != spec->alt_dac_nid)
do_mix = false;
if (do_mix) {
snd_hda_activate_path(codec, nomix_path, false, true);
snd_hda_activate_path(codec, mix_path, true, true);
path_power_down_sync(codec, nomix_path);
} else {
snd_hda_activate_path(codec, mix_path, false, false);
snd_hda_activate_path(codec, nomix_path, true, false);
path_power_down_sync(codec, mix_path);
}
}
/* re-initialize the output paths; only called from loopback_mixing_put() */
static void update_output_paths(struct hda_codec *codec, int num_outs,
const int *paths)
{
struct hda_gen_spec *spec = codec->spec;
struct nid_path *path;
int i;
for (i = 0; i < num_outs; i++) {
path = snd_hda_get_path_from_idx(codec, paths[i]);
if (path)
snd_hda_activate_path(codec, path, path->active,
spec->aamix_mode);
}
}
static int loopback_mixing_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;
const struct auto_pin_cfg *cfg = &spec->autocfg;
unsigned int val = ucontrol->value.enumerated.item[0];
if (val == spec->aamix_mode)
return 0;
spec->aamix_mode = val;
if (has_aamix_out_paths(spec)) {
update_aamix_paths(codec, val, spec->out_paths[0],
spec->aamix_out_paths[0],
cfg->line_out_type);
update_aamix_paths(codec, val, spec->hp_paths[0],
spec->aamix_out_paths[1],
AUTO_PIN_HP_OUT);
update_aamix_paths(codec, val, spec->speaker_paths[0],
spec->aamix_out_paths[2],
AUTO_PIN_SPEAKER_OUT);
} else {
update_output_paths(codec, cfg->line_outs, spec->out_paths);
if (cfg->line_out_type != AUTO_PIN_HP_OUT)
update_output_paths(codec, cfg->hp_outs, spec->hp_paths);
if (cfg->line_out_type != AUTO_PIN_SPEAKER_OUT)
update_output_paths(codec, cfg->speaker_outs,
spec->speaker_paths);
}
return 1;
}
static const struct snd_kcontrol_new loopback_mixing_enum = {
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
.name = "Loopback Mixing",
.info = loopback_mixing_info,
.get = loopback_mixing_get,
.put = loopback_mixing_put,
};
static int create_loopback_mixing_ctl(struct hda_codec *codec)
{
struct hda_gen_spec *spec = codec->spec;
if (!spec->mixer_nid)
return 0;
if (!snd_hda_gen_add_kctl(spec, NULL, &loopback_mixing_enum))
return -ENOMEM;
spec->have_aamix_ctl = 1;
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_hp_mic(struct hda_codec *codec, int adc_mux, bool force)
{
struct hda_gen_spec *spec = codec->spec;
bool as_mic;
unsigned int val;
hda_nid_t pin;
pin = spec->hp_mic_pin;
as_mic = spec->cur_mux[adc_mux] == spec->hp_mic_mux_idx;
if (!force) {
val = snd_hda_codec_get_pin_target(codec, pin);
if (as_mic) {
if (val & PIN_IN)
return;
} else {
if (val & PIN_OUT)
return;
}
}
val = snd_hda_get_default_vref(codec, pin);
/* if the HP pin doesn't support VREF and the codec driver gives an
* alternative pin, set up the VREF on that pin instead
*/
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 | (as_mic ? vref_val : 0));
}
if (!spec->hp_mic_jack_modes) {
if (as_mic)
val |= PIN_IN;
else
val = PIN_HP;
set_pin_target(codec, pin, val, true);
call_hp_automute(codec, NULL);
}
}
/* create a shared input with the headphone out */
static int create_hp_mic(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;
if (!spec->hp_mic) {
if (spec->suppress_hp_mic_detect)
return 0;
/* automatic detection: only if no input or a single internal
* input pin is found, try to detect the shared hp/mic
*/
if (cfg->num_inputs > 1)
return 0;
else if (cfg->num_inputs == 1) {
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;
}
}
spec->hp_mic = 0; /* clear once */
if (cfg->num_inputs >= AUTO_CFG_MAX_INS)
return 0;
nid = 0;
if (cfg->line_out_type == AUTO_PIN_HP_OUT && cfg->line_outs > 0)
nid = cfg->line_out_pins[0];
else if (cfg->hp_outs > 0)
nid = cfg->hp_pins[0];
if (!nid)
return 0;
if (!(snd_hda_query_pin_caps(codec, nid) & AC_PINCAP_IN))
return 0; /* no input */
cfg->inputs[cfg->num_inputs].pin = nid;
cfg->inputs[cfg->num_inputs].type = AUTO_PIN_MIC;
cfg->inputs[cfg->num_inputs].is_headphone_mic = 1;
cfg->num_inputs++;
spec->hp_mic = 1;
spec->hp_mic_pin = nid;
/* we can't handle auto-mic together with HP-mic */
spec->suppress_auto_mic = 1;
codec_dbg(codec, "Enable shared I/O jack on NID 0x%x\n", nid);
return 0;
}
/*
* output jack mode
*/
static int create_hp_mic_jack_mode(struct hda_codec *codec, hda_nid_t pin);
static const char * const out_jack_texts[] = {
"Line Out", "Headphone Out",
};
static int out_jack_mode_info(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_info *uinfo)
{
return snd_hda_enum_helper_info(kcontrol, uinfo, 2, out_jack_texts);
}
static int out_jack_mode_get(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
hda_nid_t nid = kcontrol->private_value;
if (snd_hda_codec_get_pin_target(codec, nid) == PIN_HP)
ucontrol->value.enumerated.item[0] = 1;
else
ucontrol->value.enumerated.item[0] = 0;
return 0;
}
static int out_jack_mode_put(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
hda_nid_t nid = kcontrol->private_value;
unsigned int val;
val = ucontrol->value.enumerated.item[0] ? PIN_HP : PIN_OUT;
if (snd_hda_codec_get_pin_target(codec, nid) == val)
return 0;
snd_hda_set_pin_ctl_cache(codec, nid, val);
return 1;
}
static const struct snd_kcontrol_new out_jack_mode_enum = {
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
.info = out_jack_mode_info,
.get = out_jack_mode_get,
.put = out_jack_mode_put,
};
static bool find_kctl_name(struct hda_codec *codec, const char *name, int idx)
{
struct hda_gen_spec *spec = codec->spec;
const struct snd_kcontrol_new *kctl;
int i;
snd_array_for_each(&spec->kctls, i, kctl) {
if (!strcmp(kctl->name, name) && kctl->index == idx)
return true;
}
return false;
}
static void get_jack_mode_name(struct hda_codec *codec, hda_nid_t pin,
char *name, size_t name_len)
{
struct hda_gen_spec *spec = codec->spec;
int idx = 0;
snd_hda_get_pin_label(codec, pin, &spec->autocfg, name, name_len, &idx);
strlcat(name, " Jack Mode", name_len);
for (; find_kctl_name(codec, name, idx); idx++)
;
}
static int get_out_jack_num_items(struct hda_codec *codec, hda_nid_t pin)
{
struct hda_gen_spec *spec = codec->spec;
if (spec->add_jack_modes) {
unsigned int pincap = snd_hda_query_pin_caps(codec, pin);
if ((pincap & AC_PINCAP_OUT) && (pincap & AC_PINCAP_HP_DRV))
return 2;
}
return 1;
}
static int create_out_jack_modes(struct hda_codec *codec, int num_pins,
hda_nid_t *pins)
{
struct hda_gen_spec *spec = codec->spec;
int i;
for (i = 0; i < num_pins; i++) {
hda_nid_t pin = pins[i];
if (pin == spec->hp_mic_pin)
continue;
if (get_out_jack_num_items(codec, pin) > 1) {
struct snd_kcontrol_new *knew;
char name[SNDRV_CTL_ELEM_ID_NAME_MAXLEN];
get_jack_mode_name(codec, pin, name, sizeof(name));
knew = snd_hda_gen_add_kctl(spec, name,
&out_jack_mode_enum);
if (!knew)
return -ENOMEM;
knew->private_value = pin;
}
}
return 0;
}
/*
* input jack mode
*/
/* from AC_PINCTL_VREF_HIZ to AC_PINCTL_VREF_100 */
#define NUM_VREFS 6
static const char * const vref_texts[NUM_VREFS] = {
"Line In", "Mic 50pc Bias", "Mic 0V Bias",
"", "Mic 80pc Bias", "Mic 100pc Bias"
};
static unsigned int get_vref_caps(struct hda_codec *codec, hda_nid_t pin)
{
unsigned int pincap;
pincap = snd_hda_query_pin_caps(codec, pin);
pincap = (pincap & AC_PINCAP_VREF) >> AC_PINCAP_VREF_SHIFT;
/* filter out unusual vrefs */
pincap &= ~(AC_PINCAP_VREF_GRD | AC_PINCAP_VREF_100);
return pincap;
}
/* convert from the enum item index to the vref ctl index (0=HIZ, 1=50%...) */
static int get_vref_idx(unsigned int vref_caps, unsigned int item_idx)
{
unsigned int i, n = 0;
for (i = 0; i < NUM_VREFS; i++) {
if (vref_caps & (1 << i)) {
if (n == item_idx)
return i;
n++;
}
}
return 0;
}
/* convert back from the vref ctl index to the enum item index */
static int cvt_from_vref_idx(unsigned int vref_caps, unsigned int idx)
{
unsigned int i, n = 0;
for (i = 0; i < NUM_VREFS; i++) {
if (i == idx)
return n;
if (vref_caps & </