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linux/sound/pci/hda/patch_senarytech.c

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// SPDX-License-Identifier: GPL-2.0-or-later
/*
* HD audio interface patch for Senary HDA audio codec
*
* Initially based on sound/pci/hda/patch_conexant.c
*/
#include <linux/init.h>
#include <linux/delay.h>
#include <linux/slab.h>
#include <linux/module.h>
#include <sound/core.h>
#include <sound/jack.h>
#include <sound/hda_codec.h>
#include "hda_local.h"
#include "hda_auto_parser.h"
#include "hda_beep.h"
#include "hda_jack.h"
#include "hda_generic.h"
struct senary_spec {
struct hda_gen_spec gen;
/* extra EAPD pins */
unsigned int num_eapds;
hda_nid_t eapds[4];
hda_nid_t mute_led_eapd;
unsigned int parse_flags; /* flag for snd_hda_parse_pin_defcfg() */
int mute_led_polarity;
unsigned int gpio_led;
unsigned int gpio_mute_led_mask;
unsigned int gpio_mic_led_mask;
};
#ifdef CONFIG_SND_HDA_INPUT_BEEP
/* additional beep mixers; private_value will be overwritten */
static const struct snd_kcontrol_new senary_beep_mixer[] = {
HDA_CODEC_VOLUME_MONO("Beep Playback Volume", 0, 1, 0, HDA_OUTPUT),
HDA_CODEC_MUTE_BEEP_MONO("Beep Playback Switch", 0, 1, 0, HDA_OUTPUT),
};
static int set_beep_amp(struct senary_spec *spec, hda_nid_t nid,
int idx, int dir)
{
struct snd_kcontrol_new *knew;
unsigned int beep_amp = HDA_COMPOSE_AMP_VAL(nid, 1, idx, dir);
int i;
spec->gen.beep_nid = nid;
for (i = 0; i < ARRAY_SIZE(senary_beep_mixer); i++) {
knew = snd_hda_gen_add_kctl(&spec->gen, NULL,
&senary_beep_mixer[i]);
if (!knew)
return -ENOMEM;
knew->private_value = beep_amp;
}
return 0;
}
static int senary_auto_parse_beep(struct hda_codec *codec)
{
struct senary_spec *spec = codec->spec;
hda_nid_t nid;
for_each_hda_codec_node(nid, codec)
if ((get_wcaps_type(get_wcaps(codec, nid)) == AC_WID_BEEP) &&
(get_wcaps(codec, nid) & (AC_WCAP_OUT_AMP | AC_WCAP_AMP_OVRD)))
return set_beep_amp(spec, nid, 0, HDA_OUTPUT);
return 0;
}
#else
#define senary_auto_parse_beep(codec) 0
#endif
/* parse EAPDs */
static void senary_auto_parse_eapd(struct hda_codec *codec)
{
struct senary_spec *spec = codec->spec;
hda_nid_t nid;
for_each_hda_codec_node(nid, codec) {
if (get_wcaps_type(get_wcaps(codec, nid)) != AC_WID_PIN)
continue;
if (!(snd_hda_query_pin_caps(codec, nid) & AC_PINCAP_EAPD))
continue;
spec->eapds[spec->num_eapds++] = nid;
if (spec->num_eapds >= ARRAY_SIZE(spec->eapds))
break;
}
}
static void senary_auto_turn_eapd(struct hda_codec *codec, int num_pins,
const hda_nid_t *pins, bool on)
{
int i;
for (i = 0; i < num_pins; i++) {
if (snd_hda_query_pin_caps(codec, pins[i]) & AC_PINCAP_EAPD)
snd_hda_codec_write(codec, pins[i], 0,
AC_VERB_SET_EAPD_BTLENABLE,
on ? 0x02 : 0);
}
}
/* turn on/off EAPD according to Master switch */
static void senary_auto_vmaster_hook(void *private_data, int enabled)
{
struct hda_codec *codec = private_data;
struct senary_spec *spec = codec->spec;
senary_auto_turn_eapd(codec, spec->num_eapds, spec->eapds, enabled);
}
static void senary_init_gpio_led(struct hda_codec *codec)
{
struct senary_spec *spec = codec->spec;
unsigned int mask = spec->gpio_mute_led_mask | spec->gpio_mic_led_mask;
if (mask) {
snd_hda_codec_write(codec, 0x01, 0, AC_VERB_SET_GPIO_MASK,
mask);
snd_hda_codec_write(codec, 0x01, 0, AC_VERB_SET_GPIO_DIRECTION,
mask);
snd_hda_codec_write(codec, 0x01, 0, AC_VERB_SET_GPIO_DATA,
spec->gpio_led);
}
}
static int senary_auto_init(struct hda_codec *codec)
{
snd_hda_gen_init(codec);
senary_init_gpio_led(codec);
snd_hda_apply_fixup(codec, HDA_FIXUP_ACT_INIT);
return 0;
}
static void senary_auto_shutdown(struct hda_codec *codec)
{
struct senary_spec *spec = codec->spec;
/* Turn the problematic codec into D3 to avoid spurious noises
* from the internal speaker during (and after) reboot
*/
senary_auto_turn_eapd(codec, spec->num_eapds, spec->eapds, false);
}
static void senary_auto_free(struct hda_codec *codec)
{
senary_auto_shutdown(codec);
snd_hda_gen_free(codec);
}
static int senary_auto_suspend(struct hda_codec *codec)
{
senary_auto_shutdown(codec);
return 0;
}
static const struct hda_codec_ops senary_auto_patch_ops = {
.build_controls = snd_hda_gen_build_controls,
.build_pcms = snd_hda_gen_build_pcms,
.init = senary_auto_init,
.free = senary_auto_free,
.unsol_event = snd_hda_jack_unsol_event,
.suspend = senary_auto_suspend,
.check_power_status = snd_hda_gen_check_power_status,
};
static int patch_senary_auto(struct hda_codec *codec)
{
struct senary_spec *spec;
int err;
codec_info(codec, "%s: BIOS auto-probing.\n", codec->core.chip_name);
spec = kzalloc(sizeof(*spec), GFP_KERNEL);
if (!spec)
return -ENOMEM;
snd_hda_gen_spec_init(&spec->gen);
codec->spec = spec;
codec->patch_ops = senary_auto_patch_ops;
senary_auto_parse_eapd(codec);
spec->gen.own_eapd_ctl = 1;
if (!spec->gen.vmaster_mute.hook)
spec->gen.vmaster_mute.hook = senary_auto_vmaster_hook;
snd_hda_apply_fixup(codec, HDA_FIXUP_ACT_PRE_PROBE);
err = snd_hda_parse_pin_defcfg(codec, &spec->gen.autocfg, NULL,
spec->parse_flags);
if (err < 0)
goto error;
err = senary_auto_parse_beep(codec);
if (err < 0)
goto error;
err = snd_hda_gen_parse_auto_config(codec, &spec->gen.autocfg);
if (err < 0)
goto error;
/* Some laptops with Senary chips show stalls in S3 resume,
* which falls into the single-cmd mode.
* Better to make reset, then.
*/
if (!codec->bus->core.sync_write) {
codec_info(codec,
"Enable sync_write for stable communication\n");
codec->bus->core.sync_write = 1;
codec->bus->allow_bus_reset = 1;
}
snd_hda_apply_fixup(codec, HDA_FIXUP_ACT_PROBE);
return 0;
error:
senary_auto_free(codec);
return err;
}
/*
*/
static const struct hda_device_id snd_hda_id_senary[] = {
HDA_CODEC_ENTRY(0x1fa86186, "SN6186", patch_senary_auto),
{} /* terminator */
};
MODULE_DEVICE_TABLE(hdaudio, snd_hda_id_senary);
MODULE_LICENSE("GPL");
MODULE_DESCRIPTION("Senarytech HD-audio codec");
static struct hda_codec_driver senary_driver = {
.id = snd_hda_id_senary,
};
module_hda_codec_driver(senary_driver);