1 // SPDX-License-Identifier: GPL-2.0-or-later
2 /*
3 * HD audio codec driver for Senary HDA audio codec
4 *
5 * Initially based on conexant.c
6 */
7
8 #include <linux/init.h>
9 #include <linux/delay.h>
10 #include <linux/slab.h>
11 #include <linux/module.h>
12 #include <sound/core.h>
13 #include <sound/jack.h>
14
15 #include <sound/hda_codec.h>
16 #include "hda_local.h"
17 #include "hda_auto_parser.h"
18 #include "hda_beep.h"
19 #include "hda_jack.h"
20 #include "generic.h"
21
22 struct senary_spec {
23 struct hda_gen_spec gen;
24
25 /* extra EAPD pins */
26 unsigned int num_eapds;
27 hda_nid_t eapds[4];
28 hda_nid_t mute_led_eapd;
29
30 unsigned int parse_flags; /* flag for snd_hda_parse_pin_defcfg() */
31
32 int mute_led_polarity;
33 unsigned int gpio_led;
34 unsigned int gpio_mute_led_mask;
35 unsigned int gpio_mic_led_mask;
36 };
37
38 #ifdef CONFIG_SND_HDA_INPUT_BEEP
39 /* additional beep mixers; private_value will be overwritten */
40 static const struct snd_kcontrol_new senary_beep_mixer[] = {
41 HDA_CODEC_VOLUME_MONO("Beep Playback Volume", 0, 1, 0, HDA_OUTPUT),
42 HDA_CODEC_MUTE_BEEP_MONO("Beep Playback Switch", 0, 1, 0, HDA_OUTPUT),
43 };
44
set_beep_amp(struct senary_spec * spec,hda_nid_t nid,int idx,int dir)45 static int set_beep_amp(struct senary_spec *spec, hda_nid_t nid,
46 int idx, int dir)
47 {
48 struct snd_kcontrol_new *knew;
49 unsigned int beep_amp = HDA_COMPOSE_AMP_VAL(nid, 1, idx, dir);
50 int i;
51
52 spec->gen.beep_nid = nid;
53 for (i = 0; i < ARRAY_SIZE(senary_beep_mixer); i++) {
54 knew = snd_hda_gen_add_kctl(&spec->gen, NULL,
55 &senary_beep_mixer[i]);
56 if (!knew)
57 return -ENOMEM;
58 knew->private_value = beep_amp;
59 }
60 return 0;
61 }
62
senary_auto_parse_beep(struct hda_codec * codec)63 static int senary_auto_parse_beep(struct hda_codec *codec)
64 {
65 struct senary_spec *spec = codec->spec;
66 hda_nid_t nid;
67
68 for_each_hda_codec_node(nid, codec)
69 if ((get_wcaps_type(get_wcaps(codec, nid)) == AC_WID_BEEP) &&
70 (get_wcaps(codec, nid) & (AC_WCAP_OUT_AMP | AC_WCAP_AMP_OVRD)))
71 return set_beep_amp(spec, nid, 0, HDA_OUTPUT);
72 return 0;
73 }
74 #else
75 #define senary_auto_parse_beep(codec) 0
76 #endif
77
78 /* parse EAPDs */
senary_auto_parse_eapd(struct hda_codec * codec)79 static void senary_auto_parse_eapd(struct hda_codec *codec)
80 {
81 struct senary_spec *spec = codec->spec;
82 hda_nid_t nid;
83
84 for_each_hda_codec_node(nid, codec) {
85 if (get_wcaps_type(get_wcaps(codec, nid)) != AC_WID_PIN)
86 continue;
87 if (!(snd_hda_query_pin_caps(codec, nid) & AC_PINCAP_EAPD))
88 continue;
89 spec->eapds[spec->num_eapds++] = nid;
90 if (spec->num_eapds >= ARRAY_SIZE(spec->eapds))
91 break;
92 }
93 }
94
senary_auto_turn_eapd(struct hda_codec * codec,int num_pins,const hda_nid_t * pins,bool on)95 static void senary_auto_turn_eapd(struct hda_codec *codec, int num_pins,
96 const hda_nid_t *pins, bool on)
97 {
98 int i;
99
100 for (i = 0; i < num_pins; i++) {
101 if (snd_hda_query_pin_caps(codec, pins[i]) & AC_PINCAP_EAPD)
102 snd_hda_codec_write(codec, pins[i], 0,
103 AC_VERB_SET_EAPD_BTLENABLE,
104 on ? 0x02 : 0);
105 }
106 }
107
108 /* turn on/off EAPD according to Master switch */
senary_auto_vmaster_hook(void * private_data,int enabled)109 static void senary_auto_vmaster_hook(void *private_data, int enabled)
110 {
111 struct hda_codec *codec = private_data;
112 struct senary_spec *spec = codec->spec;
113
114 senary_auto_turn_eapd(codec, spec->num_eapds, spec->eapds, enabled);
115 }
116
senary_init_gpio_led(struct hda_codec * codec)117 static void senary_init_gpio_led(struct hda_codec *codec)
118 {
119 struct senary_spec *spec = codec->spec;
120 unsigned int mask = spec->gpio_mute_led_mask | spec->gpio_mic_led_mask;
121
122 if (mask) {
123 snd_hda_codec_write(codec, 0x01, 0, AC_VERB_SET_GPIO_MASK,
124 mask);
125 snd_hda_codec_write(codec, 0x01, 0, AC_VERB_SET_GPIO_DIRECTION,
126 mask);
127 snd_hda_codec_write(codec, 0x01, 0, AC_VERB_SET_GPIO_DATA,
128 spec->gpio_led);
129 }
130 }
131
senary_init(struct hda_codec * codec)132 static int senary_init(struct hda_codec *codec)
133 {
134 snd_hda_gen_init(codec);
135 senary_init_gpio_led(codec);
136 snd_hda_apply_fixup(codec, HDA_FIXUP_ACT_INIT);
137
138 return 0;
139 }
140
senary_shutdown(struct hda_codec * codec)141 static void senary_shutdown(struct hda_codec *codec)
142 {
143 struct senary_spec *spec = codec->spec;
144
145 /* Turn the problematic codec into D3 to avoid spurious noises
146 * from the internal speaker during (and after) reboot
147 */
148 senary_auto_turn_eapd(codec, spec->num_eapds, spec->eapds, false);
149 }
150
senary_remove(struct hda_codec * codec)151 static void senary_remove(struct hda_codec *codec)
152 {
153 senary_shutdown(codec);
154 snd_hda_gen_remove(codec);
155 }
156
senary_suspend(struct hda_codec * codec)157 static int senary_suspend(struct hda_codec *codec)
158 {
159 senary_shutdown(codec);
160 return 0;
161 }
162
senary_probe(struct hda_codec * codec,const struct hda_device_id * id)163 static int senary_probe(struct hda_codec *codec, const struct hda_device_id *id)
164 {
165 struct senary_spec *spec;
166 int err;
167
168 codec_info(codec, "%s: BIOS auto-probing.\n", codec->core.chip_name);
169
170 spec = kzalloc(sizeof(*spec), GFP_KERNEL);
171 if (!spec)
172 return -ENOMEM;
173 snd_hda_gen_spec_init(&spec->gen);
174 codec->spec = spec;
175
176 senary_auto_parse_eapd(codec);
177 spec->gen.own_eapd_ctl = 1;
178
179 if (!spec->gen.vmaster_mute.hook)
180 spec->gen.vmaster_mute.hook = senary_auto_vmaster_hook;
181
182 snd_hda_apply_fixup(codec, HDA_FIXUP_ACT_PRE_PROBE);
183
184 err = snd_hda_parse_pin_defcfg(codec, &spec->gen.autocfg, NULL,
185 spec->parse_flags);
186 if (err < 0)
187 goto error;
188
189 err = senary_auto_parse_beep(codec);
190 if (err < 0)
191 goto error;
192
193 err = snd_hda_gen_parse_auto_config(codec, &spec->gen.autocfg);
194 if (err < 0)
195 goto error;
196
197 /* Some laptops with Senary chips show stalls in S3 resume,
198 * which falls into the single-cmd mode.
199 * Better to make reset, then.
200 */
201 if (!codec->bus->core.sync_write) {
202 codec_info(codec,
203 "Enable sync_write for stable communication\n");
204 codec->bus->core.sync_write = 1;
205 codec->bus->allow_bus_reset = 1;
206 }
207
208 snd_hda_apply_fixup(codec, HDA_FIXUP_ACT_PROBE);
209
210 return 0;
211
212 error:
213 senary_remove(codec);
214 return err;
215 }
216
217 static const struct hda_codec_ops senary_codec_ops = {
218 .probe = senary_probe,
219 .remove = senary_remove,
220 .build_controls = snd_hda_gen_build_controls,
221 .build_pcms = snd_hda_gen_build_pcms,
222 .init = senary_init,
223 .unsol_event = snd_hda_jack_unsol_event,
224 .suspend = senary_suspend,
225 .check_power_status = snd_hda_gen_check_power_status,
226 .stream_pm = snd_hda_gen_stream_pm,
227 };
228
229 /*
230 */
231
232 static const struct hda_device_id snd_hda_id_senary[] = {
233 HDA_CODEC_ID(0x1fa86186, "SN6186"),
234 {} /* terminator */
235 };
236 MODULE_DEVICE_TABLE(hdaudio, snd_hda_id_senary);
237
238 MODULE_LICENSE("GPL");
239 MODULE_DESCRIPTION("Senarytech HD-audio codec");
240
241 static struct hda_codec_driver senary_driver = {
242 .id = snd_hda_id_senary,
243 .ops = &senary_codec_ops,
244 };
245
246 module_hda_codec_driver(senary_driver);
247