--- /dev/null
+// 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);
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