1 // SPDX-License-Identifier: GPL-2.0-or-later 2 /* 3 * HD audio interface patch for Senary HDA audio codec 4 * 5 * Initially based on sound/pci/hda/patch_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 "hda_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 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 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 */ 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 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 */ 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 } 116 117 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 } 131 132 static int senary_auto_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 } 140 141 static void senary_auto_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 } 150 151 static void senary_auto_free(struct hda_codec *codec) 152 { 153 senary_auto_shutdown(codec); 154 snd_hda_gen_free(codec); 155 } 156 157 static int senary_auto_suspend(struct hda_codec *codec) 158 { 159 senary_auto_shutdown(codec); 160 return 0; 161 } 162 163 static const struct hda_codec_ops senary_auto_patch_ops = { 164 .build_controls = snd_hda_gen_build_controls, 165 .build_pcms = snd_hda_gen_build_pcms, 166 .init = senary_auto_init, 167 .free = senary_auto_free, 168 .unsol_event = snd_hda_jack_unsol_event, 169 .suspend = senary_auto_suspend, 170 .check_power_status = snd_hda_gen_check_power_status, 171 }; 172 173 static int patch_senary_auto(struct hda_codec *codec) 174 { 175 struct senary_spec *spec; 176 int err; 177 178 codec_info(codec, "%s: BIOS auto-probing.\n", codec->core.chip_name); 179 180 spec = kzalloc(sizeof(*spec), GFP_KERNEL); 181 if (!spec) 182 return -ENOMEM; 183 snd_hda_gen_spec_init(&spec->gen); 184 codec->spec = spec; 185 codec->patch_ops = senary_auto_patch_ops; 186 187 senary_auto_parse_eapd(codec); 188 spec->gen.own_eapd_ctl = 1; 189 190 if (!spec->gen.vmaster_mute.hook) 191 spec->gen.vmaster_mute.hook = senary_auto_vmaster_hook; 192 193 snd_hda_apply_fixup(codec, HDA_FIXUP_ACT_PRE_PROBE); 194 195 err = snd_hda_parse_pin_defcfg(codec, &spec->gen.autocfg, NULL, 196 spec->parse_flags); 197 if (err < 0) 198 goto error; 199 200 err = senary_auto_parse_beep(codec); 201 if (err < 0) 202 goto error; 203 204 err = snd_hda_gen_parse_auto_config(codec, &spec->gen.autocfg); 205 if (err < 0) 206 goto error; 207 208 /* Some laptops with Senary chips show stalls in S3 resume, 209 * which falls into the single-cmd mode. 210 * Better to make reset, then. 211 */ 212 if (!codec->bus->core.sync_write) { 213 codec_info(codec, 214 "Enable sync_write for stable communication\n"); 215 codec->bus->core.sync_write = 1; 216 codec->bus->allow_bus_reset = 1; 217 } 218 219 snd_hda_apply_fixup(codec, HDA_FIXUP_ACT_PROBE); 220 221 return 0; 222 223 error: 224 senary_auto_free(codec); 225 return err; 226 } 227 228 /* 229 */ 230 231 static const struct hda_device_id snd_hda_id_senary[] = { 232 HDA_CODEC_ENTRY(0x1fa86186, "SN6186", patch_senary_auto), 233 {} /* terminator */ 234 }; 235 MODULE_DEVICE_TABLE(hdaudio, snd_hda_id_senary); 236 237 MODULE_LICENSE("GPL"); 238 MODULE_DESCRIPTION("Senarytech HD-audio codec"); 239 240 static struct hda_codec_driver senary_driver = { 241 .id = snd_hda_id_senary, 242 }; 243 244 module_hda_codec_driver(senary_driver); 245