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soc-dapm.h
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linux-6.19.14/include/sound/soc-dapm.h
1/* SPDX-License-Identifier: GPL-2.0 2 * 3 * linux/sound/soc-dapm.h -- ALSA SoC Dynamic Audio Power Management 4 * 5 * Author: Liam Girdwood 6 * Created: Aug 11th 2005 7 * Copyright: Wolfson Microelectronics. PLC. 8 */ 9 10#ifndef __LINUX_SND_SOC_DAPM_H 11#define __LINUX_SND_SOC_DAPM_H 12 13#include <linux/types.h> 14#include <sound/control.h> 15#include <sound/soc-topology.h> 16#include <sound/asoc.h> 17 18struct device; 19struct regulator; 20struct soc_enum; 21struct snd_pcm_substream; 22struct snd_soc_pcm_runtime; 23 24/* widget has no PM register bit */ 25#define SND_SOC_NOPM -1 26 27/* 28 * SoC dynamic audio power management 29 * 30 * We can have up to 4 power domains 31 * 1. Codec domain - VREF, VMID 32 * Usually controlled at codec probe/remove, although can be set 33 * at stream time if power is not needed for sidetone, etc. 34 * 2. Platform/Machine domain - physically connected inputs and outputs 35 * Is platform/machine and user action specific, is set in the machine 36 * driver and by userspace e.g when HP are inserted 37 * 3. Path domain - Internal codec path mixers 38 * Are automatically set when mixer and mux settings are 39 * changed by the user. 40 * 4. Stream domain - DAC's and ADC's. 41 * Enabled when stream playback/capture is started. 42 */ 43 44/* codec domain */ 45#define SND_SOC_DAPM_VMID(wname) \ 46(struct snd_soc_dapm_widget) { \ 47 .id = snd_soc_dapm_vmid, .name = wname, .kcontrol_news = NULL, \ 48 .num_kcontrols = 0} 49 50/* platform domain */ 51#define SND_SOC_DAPM_SIGGEN(wname) \ 52(struct snd_soc_dapm_widget) { \ 53 .id = snd_soc_dapm_siggen, .name = wname, .kcontrol_news = NULL, \ 54 .num_kcontrols = 0, .reg = SND_SOC_NOPM } 55#define SND_SOC_DAPM_SINK(wname) \ 56(struct snd_soc_dapm_widget) { \ 57 .id = snd_soc_dapm_sink, .name = wname, .kcontrol_news = NULL, \ 58 .num_kcontrols = 0, .reg = SND_SOC_NOPM } 59#define SND_SOC_DAPM_INPUT(wname) \ 60(struct snd_soc_dapm_widget) { \ 61 .id = snd_soc_dapm_input, .name = wname, .kcontrol_news = NULL, \ 62 .num_kcontrols = 0, .reg = SND_SOC_NOPM } 63#define SND_SOC_DAPM_OUTPUT(wname) \ 64(struct snd_soc_dapm_widget) { \ 65 .id = snd_soc_dapm_output, .name = wname, .kcontrol_news = NULL, \ 66 .num_kcontrols = 0, .reg = SND_SOC_NOPM } 67#define SND_SOC_DAPM_MIC(wname, wevent) \ 68(struct snd_soc_dapm_widget) { \ 69 .id = snd_soc_dapm_mic, .name = wname, .kcontrol_news = NULL, \ 70 .num_kcontrols = 0, .reg = SND_SOC_NOPM, .event = wevent, \ 71 .event_flags = SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD} 72#define SND_SOC_DAPM_HP(wname, wevent) \ 73(struct snd_soc_dapm_widget) { \ 74 .id = snd_soc_dapm_hp, .name = wname, .kcontrol_news = NULL, \ 75 .num_kcontrols = 0, .reg = SND_SOC_NOPM, .event = wevent, \ 76 .event_flags = SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD} 77#define SND_SOC_DAPM_SPK(wname, wevent) \ 78(struct snd_soc_dapm_widget) { \ 79 .id = snd_soc_dapm_spk, .name = wname, .kcontrol_news = NULL, \ 80 .num_kcontrols = 0, .reg = SND_SOC_NOPM, .event = wevent, \ 81 .event_flags = SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD} 82#define SND_SOC_DAPM_LINE(wname, wevent) \ 83(struct snd_soc_dapm_widget) { \ 84 .id = snd_soc_dapm_line, .name = wname, .kcontrol_news = NULL, \ 85 .num_kcontrols = 0, .reg = SND_SOC_NOPM, .event = wevent, \ 86 .event_flags = SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD} 87 88#define SND_SOC_DAPM_INIT_REG_VAL(wreg, wshift, winvert) \ 89 .reg = wreg, .mask = 1, .shift = wshift, \ 90 .on_val = winvert ? 0 : 1, .off_val = winvert ? 1 : 0 91 92/* path domain */ 93#define SND_SOC_DAPM_PGA(wname, wreg, wshift, winvert,\ 94 wcontrols, wncontrols) \ 95(struct snd_soc_dapm_widget) { \ 96 .id = snd_soc_dapm_pga, .name = wname, \ 97 SND_SOC_DAPM_INIT_REG_VAL(wreg, wshift, winvert), \ 98 .kcontrol_news = wcontrols, .num_kcontrols = wncontrols} 99#define SND_SOC_DAPM_OUT_DRV(wname, wreg, wshift, winvert,\ 100 wcontrols, wncontrols) \ 101(struct snd_soc_dapm_widget) { \ 102 .id = snd_soc_dapm_out_drv, .name = wname, \ 103 SND_SOC_DAPM_INIT_REG_VAL(wreg, wshift, winvert), \ 104 .kcontrol_news = wcontrols, .num_kcontrols = wncontrols} 105#define SND_SOC_DAPM_MIXER(wname, wreg, wshift, winvert, \ 106 wcontrols, wncontrols)\ 107(struct snd_soc_dapm_widget) { \ 108 .id = snd_soc_dapm_mixer, .name = wname, \ 109 SND_SOC_DAPM_INIT_REG_VAL(wreg, wshift, winvert), \ 110 .kcontrol_news = wcontrols, .num_kcontrols = wncontrols} 111#define SND_SOC_DAPM_MIXER_NAMED_CTL(wname, wreg, wshift, winvert, \ 112 wcontrols, wncontrols)\ 113(struct snd_soc_dapm_widget) { \ 114 .id = snd_soc_dapm_mixer_named_ctl, .name = wname, \ 115 SND_SOC_DAPM_INIT_REG_VAL(wreg, wshift, winvert), \ 116 .kcontrol_news = wcontrols, .num_kcontrols = wncontrols} 117/* DEPRECATED: use SND_SOC_DAPM_SUPPLY */ 118#define SND_SOC_DAPM_MICBIAS(wname, wreg, wshift, winvert) \ 119(struct snd_soc_dapm_widget) { \ 120 .id = snd_soc_dapm_micbias, .name = wname, \ 121 SND_SOC_DAPM_INIT_REG_VAL(wreg, wshift, winvert), \ 122 .kcontrol_news = NULL, .num_kcontrols = 0} 123#define SND_SOC_DAPM_SWITCH(wname, wreg, wshift, winvert, wcontrols) \ 124(struct snd_soc_dapm_widget) { \ 125 .id = snd_soc_dapm_switch, .name = wname, \ 126 SND_SOC_DAPM_INIT_REG_VAL(wreg, wshift, winvert), \ 127 .kcontrol_news = wcontrols, .num_kcontrols = 1} 128#define SND_SOC_DAPM_MUX(wname, wreg, wshift, winvert, wcontrols) \ 129(struct snd_soc_dapm_widget) { \ 130 .id = snd_soc_dapm_mux, .name = wname, \ 131 SND_SOC_DAPM_INIT_REG_VAL(wreg, wshift, winvert), \ 132 .kcontrol_news = wcontrols, .num_kcontrols = 1} 133#define SND_SOC_DAPM_DEMUX(wname, wreg, wshift, winvert, wcontrols) \ 134(struct snd_soc_dapm_widget) { \ 135 .id = snd_soc_dapm_demux, .name = wname, \ 136 SND_SOC_DAPM_INIT_REG_VAL(wreg, wshift, winvert), \ 137 .kcontrol_news = wcontrols, .num_kcontrols = 1} 138 139/* Simplified versions of above macros, assuming wncontrols = ARRAY_SIZE(wcontrols) */ 140#define SOC_PGA_ARRAY(wname, wreg, wshift, winvert,\ 141 wcontrols) \ 142(struct snd_soc_dapm_widget) { \ 143 .id = snd_soc_dapm_pga, .name = wname, \ 144 SND_SOC_DAPM_INIT_REG_VAL(wreg, wshift, winvert), \ 145 .kcontrol_news = wcontrols, .num_kcontrols = ARRAY_SIZE(wcontrols)} 146#define SOC_MIXER_ARRAY(wname, wreg, wshift, winvert, \ 147 wcontrols)\ 148(struct snd_soc_dapm_widget) { \ 149 .id = snd_soc_dapm_mixer, .name = wname, \ 150 SND_SOC_DAPM_INIT_REG_VAL(wreg, wshift, winvert), \ 151 .kcontrol_news = wcontrols, .num_kcontrols = ARRAY_SIZE(wcontrols)} 152#define SOC_MIXER_NAMED_CTL_ARRAY(wname, wreg, wshift, winvert, \ 153 wcontrols)\ 154(struct snd_soc_dapm_widget) { \ 155 .id = snd_soc_dapm_mixer_named_ctl, .name = wname, \ 156 SND_SOC_DAPM_INIT_REG_VAL(wreg, wshift, winvert), \ 157 .kcontrol_news = wcontrols, .num_kcontrols = ARRAY_SIZE(wcontrols)} 158 159/* path domain with event - event handler must return 0 for success */ 160#define SND_SOC_DAPM_PGA_E(wname, wreg, wshift, winvert, wcontrols, \ 161 wncontrols, wevent, wflags) \ 162(struct snd_soc_dapm_widget) { \ 163 .id = snd_soc_dapm_pga, .name = wname, \ 164 SND_SOC_DAPM_INIT_REG_VAL(wreg, wshift, winvert), \ 165 .kcontrol_news = wcontrols, .num_kcontrols = wncontrols, \ 166 .event = wevent, .event_flags = wflags} 167#define SND_SOC_DAPM_OUT_DRV_E(wname, wreg, wshift, winvert, wcontrols, \ 168 wncontrols, wevent, wflags) \ 169(struct snd_soc_dapm_widget) { \ 170 .id = snd_soc_dapm_out_drv, .name = wname, \ 171 SND_SOC_DAPM_INIT_REG_VAL(wreg, wshift, winvert), \ 172 .kcontrol_news = wcontrols, .num_kcontrols = wncontrols, \ 173 .event = wevent, .event_flags = wflags} 174#define SND_SOC_DAPM_MIXER_E(wname, wreg, wshift, winvert, wcontrols, \ 175 wncontrols, wevent, wflags) \ 176(struct snd_soc_dapm_widget) { \ 177 .id = snd_soc_dapm_mixer, .name = wname, \ 178 SND_SOC_DAPM_INIT_REG_VAL(wreg, wshift, winvert), \ 179 .kcontrol_news = wcontrols, .num_kcontrols = wncontrols, \ 180 .event = wevent, .event_flags = wflags} 181#define SND_SOC_DAPM_MIXER_NAMED_CTL_E(wname, wreg, wshift, winvert, \ 182 wcontrols, wncontrols, wevent, wflags) \ 183(struct snd_soc_dapm_widget) { \ 184 .id = snd_soc_dapm_mixer, .name = wname, \ 185 SND_SOC_DAPM_INIT_REG_VAL(wreg, wshift, winvert), \ 186 .kcontrol_news = wcontrols, \ 187 .num_kcontrols = wncontrols, .event = wevent, .event_flags = wflags} 188#define SND_SOC_DAPM_SWITCH_E(wname, wreg, wshift, winvert, wcontrols, \ 189 wevent, wflags) \ 190(struct snd_soc_dapm_widget) { \ 191 .id = snd_soc_dapm_switch, .name = wname, \ 192 SND_SOC_DAPM_INIT_REG_VAL(wreg, wshift, winvert), \ 193 .kcontrol_news = wcontrols, .num_kcontrols = 1, \ 194 .event = wevent, .event_flags = wflags} 195#define SND_SOC_DAPM_MUX_E(wname, wreg, wshift, winvert, wcontrols, \ 196 wevent, wflags) \ 197(struct snd_soc_dapm_widget) { \ 198 .id = snd_soc_dapm_mux, .name = wname, \ 199 SND_SOC_DAPM_INIT_REG_VAL(wreg, wshift, winvert), \ 200 .kcontrol_news = wcontrols, .num_kcontrols = 1, \ 201 .event = wevent, .event_flags = wflags} 202 203/* additional sequencing control within an event type */ 204#define SND_SOC_DAPM_PGA_S(wname, wsubseq, wreg, wshift, winvert, \ 205 wevent, wflags) \ 206(struct snd_soc_dapm_widget) { \ 207 .id = snd_soc_dapm_pga, .name = wname, \ 208 SND_SOC_DAPM_INIT_REG_VAL(wreg, wshift, winvert), \ 209 .event = wevent, .event_flags = wflags, \ 210 .subseq = wsubseq} 211#define SND_SOC_DAPM_SUPPLY_S(wname, wsubseq, wreg, wshift, winvert, wevent, \ 212 wflags) \ 213(struct snd_soc_dapm_widget) { \ 214 .id = snd_soc_dapm_supply, .name = wname, \ 215 SND_SOC_DAPM_INIT_REG_VAL(wreg, wshift, winvert), \ 216 .event = wevent, .event_flags = wflags, .subseq = wsubseq} 217 218/* Simplified versions of above macros, assuming wncontrols = ARRAY_SIZE(wcontrols) */ 219#define SOC_PGA_E_ARRAY(wname, wreg, wshift, winvert, wcontrols, \ 220 wevent, wflags) \ 221(struct snd_soc_dapm_widget) { \ 222 .id = snd_soc_dapm_pga, .name = wname, \ 223 SND_SOC_DAPM_INIT_REG_VAL(wreg, wshift, winvert), \ 224 .kcontrol_news = wcontrols, .num_kcontrols = ARRAY_SIZE(wcontrols), \ 225 .event = wevent, .event_flags = wflags} 226#define SOC_MIXER_E_ARRAY(wname, wreg, wshift, winvert, wcontrols, \ 227 wevent, wflags) \ 228(struct snd_soc_dapm_widget) { \ 229 .id = snd_soc_dapm_mixer, .name = wname, \ 230 SND_SOC_DAPM_INIT_REG_VAL(wreg, wshift, winvert), \ 231 .kcontrol_news = wcontrols, .num_kcontrols = ARRAY_SIZE(wcontrols), \ 232 .event = wevent, .event_flags = wflags} 233#define SOC_MIXER_NAMED_CTL_E_ARRAY(wname, wreg, wshift, winvert, \ 234 wcontrols, wevent, wflags) \ 235(struct snd_soc_dapm_widget) { \ 236 .id = snd_soc_dapm_mixer, .name = wname, \ 237 SND_SOC_DAPM_INIT_REG_VAL(wreg, wshift, winvert), \ 238 .kcontrol_news = wcontrols, .num_kcontrols = ARRAY_SIZE(wcontrols), \ 239 .event = wevent, .event_flags = wflags} 240 241/* events that are pre and post DAPM */ 242#define SND_SOC_DAPM_PRE(wname, wevent) \ 243(struct snd_soc_dapm_widget) { \ 244 .id = snd_soc_dapm_pre, .name = wname, .kcontrol_news = NULL, \ 245 .num_kcontrols = 0, .reg = SND_SOC_NOPM, .event = wevent, \ 246 .event_flags = SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_PRE_PMD} 247#define SND_SOC_DAPM_POST(wname, wevent) \ 248(struct snd_soc_dapm_widget) { \ 249 .id = snd_soc_dapm_post, .name = wname, .kcontrol_news = NULL, \ 250 .num_kcontrols = 0, .reg = SND_SOC_NOPM, .event = wevent, \ 251 .event_flags = SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD} 252 253/* stream domain */ 254#define SND_SOC_DAPM_AIF_IN(wname, stname, wchan, wreg, wshift, winvert) \ 255(struct snd_soc_dapm_widget) { \ 256 .id = snd_soc_dapm_aif_in, .name = wname, .sname = stname, \ 257 .channel = wchan, SND_SOC_DAPM_INIT_REG_VAL(wreg, wshift, winvert), } 258#define SND_SOC_DAPM_AIF_IN_E(wname, stname, wchan, wreg, wshift, winvert, \ 259 wevent, wflags) \ 260(struct snd_soc_dapm_widget) { \ 261 .id = snd_soc_dapm_aif_in, .name = wname, .sname = stname, \ 262 .channel = wchan, SND_SOC_DAPM_INIT_REG_VAL(wreg, wshift, winvert), \ 263 .event = wevent, .event_flags = wflags } 264#define SND_SOC_DAPM_AIF_OUT(wname, stname, wchan, wreg, wshift, winvert) \ 265(struct snd_soc_dapm_widget) { \ 266 .id = snd_soc_dapm_aif_out, .name = wname, .sname = stname, \ 267 .channel = wchan, SND_SOC_DAPM_INIT_REG_VAL(wreg, wshift, winvert), } 268#define SND_SOC_DAPM_AIF_OUT_E(wname, stname, wchan, wreg, wshift, winvert, \ 269 wevent, wflags) \ 270(struct snd_soc_dapm_widget) { \ 271 .id = snd_soc_dapm_aif_out, .name = wname, .sname = stname, \ 272 .channel = wchan, SND_SOC_DAPM_INIT_REG_VAL(wreg, wshift, winvert), \ 273 .event = wevent, .event_flags = wflags } 274#define SND_SOC_DAPM_DAC(wname, stname, wreg, wshift, winvert) \ 275(struct snd_soc_dapm_widget) { \ 276 .id = snd_soc_dapm_dac, .name = wname, .sname = stname, \ 277 SND_SOC_DAPM_INIT_REG_VAL(wreg, wshift, winvert) } 278#define SND_SOC_DAPM_DAC_E(wname, stname, wreg, wshift, winvert, \ 279 wevent, wflags) \ 280(struct snd_soc_dapm_widget) { \ 281 .id = snd_soc_dapm_dac, .name = wname, .sname = stname, \ 282 SND_SOC_DAPM_INIT_REG_VAL(wreg, wshift, winvert), \ 283 .event = wevent, .event_flags = wflags} 284 285#define SND_SOC_DAPM_ADC(wname, stname, wreg, wshift, winvert) \ 286(struct snd_soc_dapm_widget) { \ 287 .id = snd_soc_dapm_adc, .name = wname, .sname = stname, \ 288 SND_SOC_DAPM_INIT_REG_VAL(wreg, wshift, winvert), } 289#define SND_SOC_DAPM_ADC_E(wname, stname, wreg, wshift, winvert, \ 290 wevent, wflags) \ 291(struct snd_soc_dapm_widget) { \ 292 .id = snd_soc_dapm_adc, .name = wname, .sname = stname, \ 293 SND_SOC_DAPM_INIT_REG_VAL(wreg, wshift, winvert), \ 294 .event = wevent, .event_flags = wflags} 295#define SND_SOC_DAPM_CLOCK_SUPPLY(wname) \ 296(struct snd_soc_dapm_widget) { \ 297 .id = snd_soc_dapm_clock_supply, .name = wname, \ 298 .reg = SND_SOC_NOPM, .event = snd_soc_dapm_clock_event, \ 299 .event_flags = SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD } 300 301/* generic widgets */ 302#define SND_SOC_DAPM_REG(wid, wname, wreg, wshift, wmask, won_val, woff_val) \ 303(struct snd_soc_dapm_widget) { \ 304 .id = wid, .name = wname, .kcontrol_news = NULL, .num_kcontrols = 0, \ 305 .reg = wreg, .shift = wshift, .mask = wmask, \ 306 .on_val = won_val, .off_val = woff_val, } 307#define SND_SOC_DAPM_SUPPLY(wname, wreg, wshift, winvert, wevent, wflags) \ 308(struct snd_soc_dapm_widget) { \ 309 .id = snd_soc_dapm_supply, .name = wname, \ 310 SND_SOC_DAPM_INIT_REG_VAL(wreg, wshift, winvert), \ 311 .event = wevent, .event_flags = wflags} 312#define SND_SOC_DAPM_REGULATOR_SUPPLY(wname, wdelay, wflags) \ 313(struct snd_soc_dapm_widget) { \ 314 .id = snd_soc_dapm_regulator_supply, .name = wname, \ 315 .reg = SND_SOC_NOPM, .shift = wdelay, .event = snd_soc_dapm_regulator_event, \ 316 .event_flags = SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD, \ 317 .on_val = wflags} 318#define SND_SOC_DAPM_PINCTRL(wname, active, sleep) \ 319(struct snd_soc_dapm_widget) { \ 320 .id = snd_soc_dapm_pinctrl, .name = wname, \ 321 .priv = (&(struct snd_soc_dapm_pinctrl_priv) \ 322 { .active_state = active, .sleep_state = sleep,}), \ 323 .reg = SND_SOC_NOPM, .event = snd_soc_dapm_pinctrl_event, \ 324 .event_flags = SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD } 325 326 327 328/* dapm kcontrol types */ 329#define SOC_DAPM_DOUBLE(xname, reg, lshift, rshift, max, invert) \ 330 SOC_DOUBLE_EXT(xname, reg, lshift, rshift, max, invert, \ 331 snd_soc_dapm_get_volsw, snd_soc_dapm_put_volsw) 332#define SOC_DAPM_DOUBLE_R(xname, lreg, rreg, shift, max, invert) \ 333 SOC_DOUBLE_R_EXT(xname, lreg, rreg, shift, max, invert, \ 334 snd_soc_dapm_get_volsw, snd_soc_dapm_put_volsw) 335#define SOC_DAPM_SINGLE(xname, reg, shift, max, invert) \ 336 SOC_SINGLE_EXT(xname, reg, shift, max, invert, \ 337 snd_soc_dapm_get_volsw, snd_soc_dapm_put_volsw) 338#define SOC_DAPM_SINGLE_VIRT(xname, max) \ 339 SOC_DAPM_SINGLE(xname, SND_SOC_NOPM, 0, max, 0) 340#define SOC_DAPM_DOUBLE_R_TLV(xname, lreg, rreg, shift, max, invert, tlv_array) \ 341 SOC_DOUBLE_R_EXT_TLV(xname, lreg, rreg, shift, max, invert, \ 342 snd_soc_dapm_get_volsw, snd_soc_dapm_put_volsw, \ 343 tlv_array) 344#define SOC_DAPM_SINGLE_TLV(xname, reg, shift, max, invert, tlv_array) \ 345 SOC_SINGLE_EXT_TLV(xname, reg, shift, max, invert, \ 346 snd_soc_dapm_get_volsw, snd_soc_dapm_put_volsw, \ 347 tlv_array) 348#define SOC_DAPM_SINGLE_TLV_VIRT(xname, max, tlv_array) \ 349 SOC_DAPM_SINGLE(xname, SND_SOC_NOPM, 0, max, 0, tlv_array) 350#define SOC_DAPM_ENUM(xname, xenum) \ 351 SOC_ENUM_EXT(xname, xenum, snd_soc_dapm_get_enum_double, \ 352 snd_soc_dapm_put_enum_double) 353#define SOC_DAPM_ENUM_EXT(xname, xenum, xget, xput) \ 354 SOC_ENUM_EXT(xname, xenum, xget, xput) 355 356#define SOC_DAPM_SINGLE_AUTODISABLE(xname, reg, shift, max, invert) \ 357{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \ 358 .info = snd_soc_info_volsw, \ 359 .get = snd_soc_dapm_get_volsw, .put = snd_soc_dapm_put_volsw, \ 360 .private_value = SOC_SINGLE_VALUE(reg, shift, 0, max, invert, 1) } 361#define SOC_DAPM_SINGLE_TLV_AUTODISABLE(xname, reg, shift, max, invert, tlv_array) \ 362{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \ 363 .info = snd_soc_info_volsw, \ 364 .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ | SNDRV_CTL_ELEM_ACCESS_READWRITE,\ 365 .tlv.p = (tlv_array), \ 366 .get = snd_soc_dapm_get_volsw, .put = snd_soc_dapm_put_volsw, \ 367 .private_value = SOC_SINGLE_VALUE(reg, shift, 0, max, invert, 1) } 368#define SOC_DAPM_PIN_SWITCH(xname) \ 369{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname " Switch", \ 370 .info = snd_soc_dapm_info_pin_switch, \ 371 .get = snd_soc_dapm_get_pin_switch, \ 372 .put = snd_soc_dapm_put_pin_switch, \ 373 .private_value = (unsigned long)xname } 374 375/* dapm stream operations */ 376#define SND_SOC_DAPM_STREAM_NOP 0x0 377#define SND_SOC_DAPM_STREAM_START 0x1 378#define SND_SOC_DAPM_STREAM_STOP 0x2 379#define SND_SOC_DAPM_STREAM_SUSPEND 0x4 380#define SND_SOC_DAPM_STREAM_RESUME 0x8 381#define SND_SOC_DAPM_STREAM_PAUSE_PUSH 0x10 382#define SND_SOC_DAPM_STREAM_PAUSE_RELEASE 0x20 383 384/* dapm event types */ 385#define SND_SOC_DAPM_PRE_PMU 0x1 /* before widget power up */ 386#define SND_SOC_DAPM_POST_PMU 0x2 /* after widget power up */ 387#define SND_SOC_DAPM_PRE_PMD 0x4 /* before widget power down */ 388#define SND_SOC_DAPM_POST_PMD 0x8 /* after widget power down */ 389#define SND_SOC_DAPM_PRE_REG 0x10 /* before audio path setup */ 390#define SND_SOC_DAPM_POST_REG 0x20 /* after audio path setup */ 391#define SND_SOC_DAPM_WILL_PMU 0x40 /* called at start of sequence */ 392#define SND_SOC_DAPM_WILL_PMD 0x80 /* called at start of sequence */ 393#define SND_SOC_DAPM_PRE_POST_PMD (SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMD) 394#define SND_SOC_DAPM_PRE_POST_PMU (SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU) 395 396/* convenience event type detection */ 397#define SND_SOC_DAPM_EVENT_ON(e) (e & (SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU)) 398#define SND_SOC_DAPM_EVENT_OFF(e) (e & (SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMD)) 399 400/* regulator widget flags */ 401#define SND_SOC_DAPM_REGULATOR_BYPASS 0x1 /* bypass when disabled */ 402 403/* 404 * Bias levels 405 * 406 * @ON: Bias is fully on for audio playback and capture operations. 407 * @PREPARE: Prepare for audio operations. Called before DAPM switching for 408 * stream start and stop operations. 409 * @STANDBY: Low power standby state when no playback/capture operations are 410 * in progress. NOTE: The transition time between STANDBY and ON 411 * should be as fast as possible and no longer than 10ms. 412 * @OFF: Power Off. No restrictions on transition times. 413 */ 414enum snd_soc_bias_level { 415 SND_SOC_BIAS_OFF = 0, 416 SND_SOC_BIAS_STANDBY = 1, 417 SND_SOC_BIAS_PREPARE = 2, 418 SND_SOC_BIAS_ON = 3, 419}; 420 421/* dapm widget types */ 422enum snd_soc_dapm_type { 423 snd_soc_dapm_input = 0, /* input pin */ 424 snd_soc_dapm_output, /* output pin */ 425 snd_soc_dapm_mux, /* selects 1 analog signal from many inputs */ 426 snd_soc_dapm_demux, /* connects the input to one of multiple outputs */ 427 snd_soc_dapm_mixer, /* mixes several analog signals together */ 428 snd_soc_dapm_mixer_named_ctl, /* mixer with named controls */ 429 snd_soc_dapm_pga, /* programmable gain/attenuation (volume) */ 430 snd_soc_dapm_out_drv, /* output driver */ 431 snd_soc_dapm_adc, /* analog to digital converter */ 432 snd_soc_dapm_dac, /* digital to analog converter */ 433 snd_soc_dapm_micbias, /* microphone bias (power) - DEPRECATED: use snd_soc_dapm_supply */ 434 snd_soc_dapm_mic, /* microphone */ 435 snd_soc_dapm_hp, /* headphones */ 436 snd_soc_dapm_spk, /* speaker */ 437 snd_soc_dapm_line, /* line input/output */ 438 snd_soc_dapm_switch, /* analog switch */ 439 snd_soc_dapm_vmid, /* codec bias/vmid - to minimise pops */ 440 snd_soc_dapm_pre, /* machine specific pre widget - exec first */ 441 snd_soc_dapm_post, /* machine specific post widget - exec last */ 442 snd_soc_dapm_supply, /* power/clock supply */ 443 snd_soc_dapm_pinctrl, /* pinctrl */ 444 snd_soc_dapm_regulator_supply, /* external regulator */ 445 snd_soc_dapm_clock_supply, /* external clock */ 446 snd_soc_dapm_aif_in, /* audio interface input */ 447 snd_soc_dapm_aif_out, /* audio interface output */ 448 snd_soc_dapm_siggen, /* signal generator */ 449 snd_soc_dapm_sink, 450 snd_soc_dapm_dai_in, /* link to DAI structure */ 451 snd_soc_dapm_dai_out, 452 snd_soc_dapm_dai_link, /* link between two DAI structures */ 453 snd_soc_dapm_kcontrol, /* Auto-disabled kcontrol */ 454 snd_soc_dapm_buffer, /* DSP/CODEC internal buffer */ 455 snd_soc_dapm_scheduler, /* DSP/CODEC internal scheduler */ 456 snd_soc_dapm_effect, /* DSP/CODEC effect component */ 457 snd_soc_dapm_src, /* DSP/CODEC SRC component */ 458 snd_soc_dapm_asrc, /* DSP/CODEC ASRC component */ 459 snd_soc_dapm_encoder, /* FW/SW audio encoder component */ 460 snd_soc_dapm_decoder, /* FW/SW audio decoder component */ 461 462 /* Don't edit below this line */ 463 SND_SOC_DAPM_TYPE_COUNT 464}; 465 466/* 467 * DAPM audio route definition. 468 * 469 * Defines an audio route originating at source via control and finishing 470 * at sink. 471 */ 472struct snd_soc_dapm_route { 473 const char *sink; 474 const char *control; 475 const char *source; 476 477 /* Note: currently only supported for links where source is a supply */ 478 int (*connected)(struct snd_soc_dapm_widget *source, 479 struct snd_soc_dapm_widget *sink); 480 481 struct snd_soc_dobj dobj; 482}; 483 484/* dapm audio path between two widgets */ 485struct snd_soc_dapm_path { 486 const char *name; 487 488 /* 489 * source (input) and sink (output) widgets 490 * The union is for convience, since it is a lot nicer to type 491 * p->source, rather than p->node[SND_SOC_DAPM_DIR_IN] 492 */ 493 union { 494 struct { 495 struct snd_soc_dapm_widget *source; 496 struct snd_soc_dapm_widget *sink; 497 }; 498 struct snd_soc_dapm_widget *node[2]; 499 }; 500 501 /* status */ 502 u32 connect:1; /* source and sink widgets are connected */ 503 u32 walking:1; /* path is in the process of being walked */ 504 u32 is_supply:1; /* At least one of the connected widgets is a supply */ 505 506 int (*connected)(struct snd_soc_dapm_widget *source, 507 struct snd_soc_dapm_widget *sink); 508 509 struct list_head list_node[2]; 510 struct list_head list_kcontrol; 511 struct list_head list; 512}; 513 514/* dapm widget */ 515struct snd_soc_dapm_widget { 516 enum snd_soc_dapm_type id; 517 const char *name; /* widget name */ 518 const char *sname; /* stream name */ 519 struct list_head list; 520 struct snd_soc_dapm_context *dapm; 521 522 void *priv; /* widget specific data */ 523 struct regulator *regulator; /* attached regulator */ 524 struct pinctrl *pinctrl; /* attached pinctrl */ 525 526 /* dapm control */ 527 int reg; /* negative reg = no direct dapm */ 528 unsigned char shift; /* bits to shift */ 529 unsigned int mask; /* non-shifted mask */ 530 unsigned int on_val; /* on state value */ 531 unsigned int off_val; /* off state value */ 532 unsigned char power:1; /* block power status */ 533 unsigned char active:1; /* active stream on DAC, ADC's */ 534 unsigned char connected:1; /* connected codec pin */ 535 unsigned char new:1; /* cnew complete */ 536 unsigned char force:1; /* force state */ 537 unsigned char ignore_suspend:1; /* kept enabled over suspend */ 538 unsigned char new_power:1; /* power from this run */ 539 unsigned char power_checked:1; /* power checked this run */ 540 unsigned char is_supply:1; /* Widget is a supply type widget */ 541 unsigned char is_ep:2; /* Widget is a endpoint type widget */ 542 unsigned char no_wname_in_kcontrol_name:1; /* No widget name prefix in kcontrol name */ 543 int subseq; /* sort within widget type */ 544 545 int (*power_check)(struct snd_soc_dapm_widget *w); 546 547 /* external events */ 548 unsigned short event_flags; /* flags to specify event types */ 549 int (*event)(struct snd_soc_dapm_widget*, struct snd_kcontrol *, int); 550 551 /* kcontrols that relate to this widget */ 552 int num_kcontrols; 553 const struct snd_kcontrol_new *kcontrol_news; 554 struct snd_kcontrol **kcontrols; 555 struct snd_soc_dobj dobj; 556 557 /* widget input and output edges */ 558 struct list_head edges[2]; 559 560 /* used during DAPM updates */ 561 struct list_head work_list; 562 struct list_head power_list; 563 struct list_head dirty; 564 int endpoints[2]; 565 566 struct clk *clk; 567 568 int channel; 569}; 570 571struct snd_soc_dapm_update { 572 struct snd_kcontrol *kcontrol; 573 int reg; 574 int mask; 575 int val; 576 int reg2; 577 int mask2; 578 int val2; 579 bool has_second_set; 580}; 581 582/* DAPM context */ 583struct snd_soc_dapm_context { 584 enum snd_soc_bias_level bias_level; 585 586 bool idle_bias; /* Use BIAS_OFF instead of STANDBY when false */ 587 588 struct device *dev; /* from parent - for debug */ /* REMOVE ME */ 589 struct snd_soc_component *component; /* parent component */ 590 struct snd_soc_card *card; /* parent card */ 591 592 /* used during DAPM updates */ 593 enum snd_soc_bias_level target_bias_level; 594 struct list_head list; 595 596 struct snd_soc_dapm_widget *wcache_sink; 597 struct snd_soc_dapm_widget *wcache_source; 598 599#ifdef CONFIG_DEBUG_FS 600 struct dentry *debugfs_dapm; 601#endif 602}; 603 604/* A list of widgets associated with an object, typically a snd_kcontrol */ 605struct snd_soc_dapm_widget_list { 606 int num_widgets; 607 struct snd_soc_dapm_widget *widgets[] __counted_by(num_widgets); 608}; 609 610struct snd_soc_dapm_stats { 611 int power_checks; 612 int path_checks; 613 int neighbour_checks; 614}; 615 616struct snd_soc_dapm_pinctrl_priv { 617 const char *active_state; 618 const char *sleep_state; 619}; 620 621enum snd_soc_dapm_direction { 622 SND_SOC_DAPM_DIR_IN, 623 SND_SOC_DAPM_DIR_OUT 624}; 625 626#define SND_SOC_DAPM_DIR_TO_EP(x) BIT(x) 627 628#define SND_SOC_DAPM_EP_SOURCE SND_SOC_DAPM_DIR_TO_EP(SND_SOC_DAPM_DIR_IN) 629#define SND_SOC_DAPM_EP_SINK SND_SOC_DAPM_DIR_TO_EP(SND_SOC_DAPM_DIR_OUT) 630 631int snd_soc_dapm_regulator_event(struct snd_soc_dapm_widget *w, struct snd_kcontrol *kcontrol, int event); 632int snd_soc_dapm_clock_event(struct snd_soc_dapm_widget *w, struct snd_kcontrol *kcontrol, int event); 633int snd_soc_dapm_pinctrl_event(struct snd_soc_dapm_widget *w, struct snd_kcontrol *kcontrol, int event); 634 635/* dapm controls */ 636int snd_soc_dapm_put_volsw(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol); 637int snd_soc_dapm_get_volsw(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol); 638int snd_soc_dapm_get_enum_double(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol); 639int snd_soc_dapm_put_enum_double(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol); 640int snd_soc_dapm_info_pin_switch(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo); 641int snd_soc_dapm_get_pin_switch(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *uncontrol); 642int snd_soc_dapm_put_pin_switch(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *uncontrol); 643int snd_soc_dapm_get_component_pin_switch(struct snd_kcontrol *kcontrol, 644 struct snd_ctl_elem_value *uncontrol); 645int snd_soc_dapm_put_component_pin_switch(struct snd_kcontrol *kcontrol, 646 struct snd_ctl_elem_value *uncontrol); 647int snd_soc_dapm_new_controls(struct snd_soc_dapm_context *dapm, 648 const struct snd_soc_dapm_widget *widget, unsigned int num); 649struct snd_soc_dapm_widget *snd_soc_dapm_new_control(struct snd_soc_dapm_context *dapm, 650 const struct snd_soc_dapm_widget *widget); 651struct snd_soc_dapm_widget *snd_soc_dapm_new_control_unlocked(struct snd_soc_dapm_context *dapm, 652 const struct snd_soc_dapm_widget *widget); 653int snd_soc_dapm_new_dai_widgets(struct snd_soc_dapm_context *dapm, struct snd_soc_dai *dai); 654void snd_soc_dapm_free_widget(struct snd_soc_dapm_widget *w); 655int snd_soc_dapm_link_dai_widgets(struct snd_soc_card *card); 656void snd_soc_dapm_connect_dai_link_widgets(struct snd_soc_card *card); 657 658int snd_soc_dapm_update_dai(struct snd_pcm_substream *substream, 659 struct snd_pcm_hw_params *params, struct snd_soc_dai *dai); 660int snd_soc_dapm_widget_name_cmp(struct snd_soc_dapm_widget *widget, const char *s); 661struct device *snd_soc_dapm_to_dev(struct snd_soc_dapm_context *dapm); 662struct snd_soc_card *snd_soc_dapm_to_card(struct snd_soc_dapm_context *dapm); 663struct snd_soc_component *snd_soc_dapm_to_component(struct snd_soc_dapm_context *dapm); 664 665bool snd_soc_dapm_get_idle_bias(struct snd_soc_dapm_context *dapm); 666void snd_soc_dapm_set_idle_bias(struct snd_soc_dapm_context *dapm, bool on); 667 668/* dapm path setup */ 669int snd_soc_dapm_new_widgets(struct snd_soc_card *card); 670void snd_soc_dapm_free(struct snd_soc_dapm_context *dapm); 671void snd_soc_dapm_init(struct snd_soc_dapm_context *dapm, 672 struct snd_soc_card *card, struct snd_soc_component *component); 673int snd_soc_dapm_add_routes(struct snd_soc_dapm_context *dapm, 674 const struct snd_soc_dapm_route *route, int num); 675int snd_soc_dapm_del_routes(struct snd_soc_dapm_context *dapm, 676 const struct snd_soc_dapm_route *route, int num); 677void snd_soc_dapm_free_widget(struct snd_soc_dapm_widget *w); 678 679/* dapm events */ 680void snd_soc_dapm_stream_event(struct snd_soc_pcm_runtime *rtd, int stream, int event); 681void snd_soc_dapm_stream_stop(struct snd_soc_pcm_runtime *rtd, int stream); 682void snd_soc_dapm_shutdown(struct snd_soc_card *card); 683 684/* external DAPM widget events */ 685int snd_soc_dapm_mixer_update_power(struct snd_soc_dapm_context *dapm, 686 struct snd_kcontrol *kcontrol, int connect, struct snd_soc_dapm_update *update); 687int snd_soc_dapm_mux_update_power(struct snd_soc_dapm_context *dapm, 688 struct snd_kcontrol *kcontrol, int mux, struct soc_enum *e, 689 struct snd_soc_dapm_update *update); 690 691/* dapm sys fs - used by the core */ 692extern struct attribute *snd_soc_dapm_dev_attrs[]; 693void snd_soc_dapm_debugfs_init(struct snd_soc_dapm_context *dapm, struct dentry *parent); 694 695/* dapm audio pin control and status */ 696int snd_soc_dapm_enable_pin(struct snd_soc_dapm_context *dapm, const char *pin); 697int snd_soc_dapm_enable_pin_unlocked(struct snd_soc_dapm_context *dapm, const char *pin); 698int snd_soc_dapm_disable_pin(struct snd_soc_dapm_context *dapm, const char *pin); 699int snd_soc_dapm_disable_pin_unlocked(struct snd_soc_dapm_context *dapm, const char *pin); 700int snd_soc_dapm_get_pin_status(struct snd_soc_dapm_context *dapm, const char *pin); 701int snd_soc_dapm_sync(struct snd_soc_dapm_context *dapm); 702int snd_soc_dapm_sync_unlocked(struct snd_soc_dapm_context *dapm); 703int snd_soc_dapm_force_enable_pin(struct snd_soc_dapm_context *dapm, const char *pin); 704int snd_soc_dapm_force_enable_pin_unlocked(struct snd_soc_dapm_context *dapm, const char *pin); 705int snd_soc_dapm_ignore_suspend(struct snd_soc_dapm_context *dapm, const char *pin); 706void snd_soc_dapm_mark_endpoints_dirty(struct snd_soc_card *card); 707 708/* 709 * Marks the specified pin as being not connected, disabling it along 710 * any parent or child widgets. At present this is identical to 711 * snd_soc_dapm_disable_pin[_unlocked]() but in future it will be extended to do 712 * additional things such as disabling controls which only affect 713 * paths through the pin. 714 */ 715#define snd_soc_dapm_nc_pin snd_soc_dapm_disable_pin 716#define snd_soc_dapm_nc_pin_unlocked snd_soc_dapm_disable_pin_unlocked 717 718/* dapm path query */ 719int snd_soc_dapm_dai_get_connected_widgets(struct snd_soc_dai *dai, int stream, 720 struct snd_soc_dapm_widget_list **list, 721 bool (*custom_stop_condition)(struct snd_soc_dapm_widget *, enum snd_soc_dapm_direction)); 722void snd_soc_dapm_dai_free_widgets(struct snd_soc_dapm_widget_list **list); 723 724struct snd_soc_dapm_context *snd_soc_dapm_kcontrol_to_dapm(struct snd_kcontrol *kcontrol); 725struct snd_soc_dapm_widget *snd_soc_dapm_kcontrol_to_widget(struct snd_kcontrol *kcontrol); 726struct snd_soc_component *snd_soc_dapm_kcontrol_to_component(struct snd_kcontrol *kcontrol); 727unsigned int snd_soc_dapm_kcontrol_get_value(const struct snd_kcontrol *kcontrol); 728 729int snd_soc_dapm_force_bias_level(struct snd_soc_dapm_context *dapm, enum snd_soc_bias_level level); 730enum snd_soc_bias_level snd_soc_dapm_get_bias_level(struct snd_soc_dapm_context *dapm); 731void snd_soc_dapm_init_bias_level(struct snd_soc_dapm_context *dapm, enum snd_soc_bias_level level); 732 733// REMOVE ME !! 734#define snd_soc_component_force_bias_level(c, l) snd_soc_dapm_force_bias_level(&(c)->dapm, l) 735#define snd_soc_component_get_bias_level(c) snd_soc_dapm_get_bias_level(&(c)->dapm) 736#define snd_soc_component_init_bias_level(c, l) snd_soc_dapm_init_bias_level(&(c)->dapm, l) 737#define snd_soc_dapm_kcontrol_widget snd_soc_dapm_kcontrol_to_widget 738#define snd_soc_dapm_kcontrol_dapm snd_soc_dapm_kcontrol_to_dapm 739#define dapm_kcontrol_get_value snd_soc_dapm_kcontrol_get_value 740#define snd_soc_dapm_kcontrol_component snd_soc_dapm_kcontrol_to_component 741 742#define for_each_dapm_widgets(list, i, widget) \ 743 for ((i) = 0; \ 744 (i) < list->num_widgets && (widget = list->widgets[i]); \ 745 (i)++) 746 747/** 748 * snd_soc_dapm_widget_for_each_path - Iterates over all paths in the 749 * specified direction of a widget 750 * @w: The widget 751 * @dir: Whether to iterate over the paths where the specified widget is the 752 * incoming or outgoing widgets 753 * @p: The path iterator variable 754 */ 755#define snd_soc_dapm_widget_for_each_path(w, dir, p) \ 756 list_for_each_entry(p, &w->edges[dir], list_node[dir]) 757 758/** 759 * snd_soc_dapm_widget_for_each_path_safe - Iterates over all paths in the 760 * specified direction of a widget 761 * @w: The widget 762 * @dir: Whether to iterate over the paths where the specified widget is the 763 * incoming or outgoing widgets 764 * @p: The path iterator variable 765 * @next_p: Temporary storage for the next path 766 * 767 * This function works like snd_soc_dapm_widget_for_each_path, expect that 768 * it is safe to remove the current path from the list while iterating 769 */ 770#define snd_soc_dapm_widget_for_each_path_safe(w, dir, p, next_p) \ 771 list_for_each_entry_safe(p, next_p, &w->edges[dir], list_node[dir]) 772 773/** 774 * snd_soc_dapm_widget_for_each_sink_path - Iterates over all paths leaving a 775 * widget 776 * @w: The widget 777 * @p: The path iterator variable 778 */ 779#define snd_soc_dapm_widget_for_each_sink_path(w, p) \ 780 snd_soc_dapm_widget_for_each_path(w, SND_SOC_DAPM_DIR_IN, p) 781 782/** 783 * snd_soc_dapm_widget_for_each_source_path - Iterates over all paths leading to 784 * a widget 785 * @w: The widget 786 * @p: The path iterator variable 787 */ 788#define snd_soc_dapm_widget_for_each_source_path(w, p) \ 789 snd_soc_dapm_widget_for_each_path(w, SND_SOC_DAPM_DIR_OUT, p) 790 791#endif
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