David Brazdil | 0f672f6 | 2019-12-10 10:32:29 +0000 | [diff] [blame] | 1 | // SPDX-License-Identifier: GPL-2.0 |
| 2 | // |
| 3 | // soc-component.c |
| 4 | // |
Olivier Deprez | 157378f | 2022-04-04 15:47:50 +0200 | [diff] [blame^] | 5 | // Copyright 2009-2011 Wolfson Microelectronics PLC. |
David Brazdil | 0f672f6 | 2019-12-10 10:32:29 +0000 | [diff] [blame] | 6 | // Copyright (C) 2019 Renesas Electronics Corp. |
Olivier Deprez | 157378f | 2022-04-04 15:47:50 +0200 | [diff] [blame^] | 7 | // |
| 8 | // Mark Brown <broonie@opensource.wolfsonmicro.com> |
David Brazdil | 0f672f6 | 2019-12-10 10:32:29 +0000 | [diff] [blame] | 9 | // Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> |
| 10 | // |
| 11 | #include <linux/module.h> |
Olivier Deprez | 157378f | 2022-04-04 15:47:50 +0200 | [diff] [blame^] | 12 | #include <linux/pm_runtime.h> |
David Brazdil | 0f672f6 | 2019-12-10 10:32:29 +0000 | [diff] [blame] | 13 | #include <sound/soc.h> |
| 14 | |
Olivier Deprez | 157378f | 2022-04-04 15:47:50 +0200 | [diff] [blame^] | 15 | #define soc_component_ret(dai, ret) _soc_component_ret(dai, __func__, ret) |
| 16 | static inline int _soc_component_ret(struct snd_soc_component *component, |
| 17 | const char *func, int ret) |
| 18 | { |
| 19 | /* Positive/Zero values are not errors */ |
| 20 | if (ret >= 0) |
| 21 | return ret; |
| 22 | |
| 23 | /* Negative values might be errors */ |
| 24 | switch (ret) { |
| 25 | case -EPROBE_DEFER: |
| 26 | case -ENOTSUPP: |
| 27 | break; |
| 28 | default: |
| 29 | dev_err(component->dev, |
| 30 | "ASoC: error at %s on %s: %d\n", |
| 31 | func, component->name, ret); |
| 32 | } |
| 33 | |
| 34 | return ret; |
| 35 | } |
| 36 | |
| 37 | /* |
| 38 | * We might want to check substream by using list. |
| 39 | * In such case, we can update these macros. |
| 40 | */ |
| 41 | #define soc_component_mark_push(component, substream, tgt) ((component)->mark_##tgt = substream) |
| 42 | #define soc_component_mark_pop(component, substream, tgt) ((component)->mark_##tgt = NULL) |
| 43 | #define soc_component_mark_match(component, substream, tgt) ((component)->mark_##tgt == substream) |
| 44 | |
| 45 | void snd_soc_component_set_aux(struct snd_soc_component *component, |
| 46 | struct snd_soc_aux_dev *aux) |
| 47 | { |
| 48 | component->init = (aux) ? aux->init : NULL; |
| 49 | } |
| 50 | |
| 51 | int snd_soc_component_init(struct snd_soc_component *component) |
| 52 | { |
| 53 | int ret = 0; |
| 54 | |
| 55 | if (component->init) |
| 56 | ret = component->init(component); |
| 57 | |
| 58 | return soc_component_ret(component, ret); |
| 59 | } |
| 60 | |
David Brazdil | 0f672f6 | 2019-12-10 10:32:29 +0000 | [diff] [blame] | 61 | /** |
| 62 | * snd_soc_component_set_sysclk - configure COMPONENT system or master clock. |
| 63 | * @component: COMPONENT |
| 64 | * @clk_id: DAI specific clock ID |
| 65 | * @source: Source for the clock |
| 66 | * @freq: new clock frequency in Hz |
| 67 | * @dir: new clock direction - input/output. |
| 68 | * |
| 69 | * Configures the CODEC master (MCLK) or system (SYSCLK) clocking. |
| 70 | */ |
| 71 | int snd_soc_component_set_sysclk(struct snd_soc_component *component, |
| 72 | int clk_id, int source, unsigned int freq, |
| 73 | int dir) |
| 74 | { |
Olivier Deprez | 157378f | 2022-04-04 15:47:50 +0200 | [diff] [blame^] | 75 | int ret = -ENOTSUPP; |
| 76 | |
David Brazdil | 0f672f6 | 2019-12-10 10:32:29 +0000 | [diff] [blame] | 77 | if (component->driver->set_sysclk) |
Olivier Deprez | 157378f | 2022-04-04 15:47:50 +0200 | [diff] [blame^] | 78 | ret = component->driver->set_sysclk(component, clk_id, source, |
David Brazdil | 0f672f6 | 2019-12-10 10:32:29 +0000 | [diff] [blame] | 79 | freq, dir); |
| 80 | |
Olivier Deprez | 157378f | 2022-04-04 15:47:50 +0200 | [diff] [blame^] | 81 | return soc_component_ret(component, ret); |
David Brazdil | 0f672f6 | 2019-12-10 10:32:29 +0000 | [diff] [blame] | 82 | } |
| 83 | EXPORT_SYMBOL_GPL(snd_soc_component_set_sysclk); |
| 84 | |
| 85 | /* |
| 86 | * snd_soc_component_set_pll - configure component PLL. |
| 87 | * @component: COMPONENT |
| 88 | * @pll_id: DAI specific PLL ID |
| 89 | * @source: DAI specific source for the PLL |
| 90 | * @freq_in: PLL input clock frequency in Hz |
| 91 | * @freq_out: requested PLL output clock frequency in Hz |
| 92 | * |
| 93 | * Configures and enables PLL to generate output clock based on input clock. |
| 94 | */ |
| 95 | int snd_soc_component_set_pll(struct snd_soc_component *component, int pll_id, |
| 96 | int source, unsigned int freq_in, |
| 97 | unsigned int freq_out) |
| 98 | { |
Olivier Deprez | 157378f | 2022-04-04 15:47:50 +0200 | [diff] [blame^] | 99 | int ret = -EINVAL; |
| 100 | |
David Brazdil | 0f672f6 | 2019-12-10 10:32:29 +0000 | [diff] [blame] | 101 | if (component->driver->set_pll) |
Olivier Deprez | 157378f | 2022-04-04 15:47:50 +0200 | [diff] [blame^] | 102 | ret = component->driver->set_pll(component, pll_id, source, |
David Brazdil | 0f672f6 | 2019-12-10 10:32:29 +0000 | [diff] [blame] | 103 | freq_in, freq_out); |
| 104 | |
Olivier Deprez | 157378f | 2022-04-04 15:47:50 +0200 | [diff] [blame^] | 105 | return soc_component_ret(component, ret); |
David Brazdil | 0f672f6 | 2019-12-10 10:32:29 +0000 | [diff] [blame] | 106 | } |
| 107 | EXPORT_SYMBOL_GPL(snd_soc_component_set_pll); |
| 108 | |
| 109 | void snd_soc_component_seq_notifier(struct snd_soc_component *component, |
| 110 | enum snd_soc_dapm_type type, int subseq) |
| 111 | { |
| 112 | if (component->driver->seq_notifier) |
| 113 | component->driver->seq_notifier(component, type, subseq); |
| 114 | } |
| 115 | |
| 116 | int snd_soc_component_stream_event(struct snd_soc_component *component, |
| 117 | int event) |
| 118 | { |
Olivier Deprez | 157378f | 2022-04-04 15:47:50 +0200 | [diff] [blame^] | 119 | int ret = 0; |
David Brazdil | 0f672f6 | 2019-12-10 10:32:29 +0000 | [diff] [blame] | 120 | |
Olivier Deprez | 157378f | 2022-04-04 15:47:50 +0200 | [diff] [blame^] | 121 | if (component->driver->stream_event) |
| 122 | ret = component->driver->stream_event(component, event); |
| 123 | |
| 124 | return soc_component_ret(component, ret); |
David Brazdil | 0f672f6 | 2019-12-10 10:32:29 +0000 | [diff] [blame] | 125 | } |
| 126 | |
| 127 | int snd_soc_component_set_bias_level(struct snd_soc_component *component, |
| 128 | enum snd_soc_bias_level level) |
| 129 | { |
Olivier Deprez | 157378f | 2022-04-04 15:47:50 +0200 | [diff] [blame^] | 130 | int ret = 0; |
David Brazdil | 0f672f6 | 2019-12-10 10:32:29 +0000 | [diff] [blame] | 131 | |
Olivier Deprez | 157378f | 2022-04-04 15:47:50 +0200 | [diff] [blame^] | 132 | if (component->driver->set_bias_level) |
| 133 | ret = component->driver->set_bias_level(component, level); |
| 134 | |
| 135 | return soc_component_ret(component, ret); |
David Brazdil | 0f672f6 | 2019-12-10 10:32:29 +0000 | [diff] [blame] | 136 | } |
| 137 | |
| 138 | int snd_soc_component_enable_pin(struct snd_soc_component *component, |
| 139 | const char *pin) |
| 140 | { |
| 141 | struct snd_soc_dapm_context *dapm = |
| 142 | snd_soc_component_get_dapm(component); |
Olivier Deprez | 157378f | 2022-04-04 15:47:50 +0200 | [diff] [blame^] | 143 | return snd_soc_dapm_enable_pin(dapm, pin); |
David Brazdil | 0f672f6 | 2019-12-10 10:32:29 +0000 | [diff] [blame] | 144 | } |
| 145 | EXPORT_SYMBOL_GPL(snd_soc_component_enable_pin); |
| 146 | |
| 147 | int snd_soc_component_enable_pin_unlocked(struct snd_soc_component *component, |
| 148 | const char *pin) |
| 149 | { |
| 150 | struct snd_soc_dapm_context *dapm = |
| 151 | snd_soc_component_get_dapm(component); |
Olivier Deprez | 157378f | 2022-04-04 15:47:50 +0200 | [diff] [blame^] | 152 | return snd_soc_dapm_enable_pin_unlocked(dapm, pin); |
David Brazdil | 0f672f6 | 2019-12-10 10:32:29 +0000 | [diff] [blame] | 153 | } |
| 154 | EXPORT_SYMBOL_GPL(snd_soc_component_enable_pin_unlocked); |
| 155 | |
| 156 | int snd_soc_component_disable_pin(struct snd_soc_component *component, |
| 157 | const char *pin) |
| 158 | { |
| 159 | struct snd_soc_dapm_context *dapm = |
| 160 | snd_soc_component_get_dapm(component); |
Olivier Deprez | 157378f | 2022-04-04 15:47:50 +0200 | [diff] [blame^] | 161 | return snd_soc_dapm_disable_pin(dapm, pin); |
David Brazdil | 0f672f6 | 2019-12-10 10:32:29 +0000 | [diff] [blame] | 162 | } |
| 163 | EXPORT_SYMBOL_GPL(snd_soc_component_disable_pin); |
| 164 | |
| 165 | int snd_soc_component_disable_pin_unlocked(struct snd_soc_component *component, |
| 166 | const char *pin) |
| 167 | { |
Olivier Deprez | 157378f | 2022-04-04 15:47:50 +0200 | [diff] [blame^] | 168 | struct snd_soc_dapm_context *dapm = |
David Brazdil | 0f672f6 | 2019-12-10 10:32:29 +0000 | [diff] [blame] | 169 | snd_soc_component_get_dapm(component); |
Olivier Deprez | 157378f | 2022-04-04 15:47:50 +0200 | [diff] [blame^] | 170 | return snd_soc_dapm_disable_pin_unlocked(dapm, pin); |
David Brazdil | 0f672f6 | 2019-12-10 10:32:29 +0000 | [diff] [blame] | 171 | } |
| 172 | EXPORT_SYMBOL_GPL(snd_soc_component_disable_pin_unlocked); |
| 173 | |
| 174 | int snd_soc_component_nc_pin(struct snd_soc_component *component, |
| 175 | const char *pin) |
| 176 | { |
| 177 | struct snd_soc_dapm_context *dapm = |
| 178 | snd_soc_component_get_dapm(component); |
Olivier Deprez | 157378f | 2022-04-04 15:47:50 +0200 | [diff] [blame^] | 179 | return snd_soc_dapm_nc_pin(dapm, pin); |
David Brazdil | 0f672f6 | 2019-12-10 10:32:29 +0000 | [diff] [blame] | 180 | } |
| 181 | EXPORT_SYMBOL_GPL(snd_soc_component_nc_pin); |
| 182 | |
| 183 | int snd_soc_component_nc_pin_unlocked(struct snd_soc_component *component, |
| 184 | const char *pin) |
| 185 | { |
| 186 | struct snd_soc_dapm_context *dapm = |
| 187 | snd_soc_component_get_dapm(component); |
Olivier Deprez | 157378f | 2022-04-04 15:47:50 +0200 | [diff] [blame^] | 188 | return snd_soc_dapm_nc_pin_unlocked(dapm, pin); |
David Brazdil | 0f672f6 | 2019-12-10 10:32:29 +0000 | [diff] [blame] | 189 | } |
| 190 | EXPORT_SYMBOL_GPL(snd_soc_component_nc_pin_unlocked); |
| 191 | |
| 192 | int snd_soc_component_get_pin_status(struct snd_soc_component *component, |
| 193 | const char *pin) |
| 194 | { |
| 195 | struct snd_soc_dapm_context *dapm = |
| 196 | snd_soc_component_get_dapm(component); |
Olivier Deprez | 157378f | 2022-04-04 15:47:50 +0200 | [diff] [blame^] | 197 | return snd_soc_dapm_get_pin_status(dapm, pin); |
David Brazdil | 0f672f6 | 2019-12-10 10:32:29 +0000 | [diff] [blame] | 198 | } |
| 199 | EXPORT_SYMBOL_GPL(snd_soc_component_get_pin_status); |
| 200 | |
| 201 | int snd_soc_component_force_enable_pin(struct snd_soc_component *component, |
| 202 | const char *pin) |
| 203 | { |
| 204 | struct snd_soc_dapm_context *dapm = |
| 205 | snd_soc_component_get_dapm(component); |
Olivier Deprez | 157378f | 2022-04-04 15:47:50 +0200 | [diff] [blame^] | 206 | return snd_soc_dapm_force_enable_pin(dapm, pin); |
David Brazdil | 0f672f6 | 2019-12-10 10:32:29 +0000 | [diff] [blame] | 207 | } |
| 208 | EXPORT_SYMBOL_GPL(snd_soc_component_force_enable_pin); |
| 209 | |
| 210 | int snd_soc_component_force_enable_pin_unlocked( |
| 211 | struct snd_soc_component *component, |
| 212 | const char *pin) |
| 213 | { |
| 214 | struct snd_soc_dapm_context *dapm = |
| 215 | snd_soc_component_get_dapm(component); |
Olivier Deprez | 157378f | 2022-04-04 15:47:50 +0200 | [diff] [blame^] | 216 | return snd_soc_dapm_force_enable_pin_unlocked(dapm, pin); |
David Brazdil | 0f672f6 | 2019-12-10 10:32:29 +0000 | [diff] [blame] | 217 | } |
| 218 | EXPORT_SYMBOL_GPL(snd_soc_component_force_enable_pin_unlocked); |
| 219 | |
| 220 | /** |
| 221 | * snd_soc_component_set_jack - configure component jack. |
| 222 | * @component: COMPONENTs |
| 223 | * @jack: structure to use for the jack |
| 224 | * @data: can be used if codec driver need extra data for configuring jack |
| 225 | * |
| 226 | * Configures and enables jack detection function. |
| 227 | */ |
| 228 | int snd_soc_component_set_jack(struct snd_soc_component *component, |
| 229 | struct snd_soc_jack *jack, void *data) |
| 230 | { |
Olivier Deprez | 157378f | 2022-04-04 15:47:50 +0200 | [diff] [blame^] | 231 | int ret = -ENOTSUPP; |
David Brazdil | 0f672f6 | 2019-12-10 10:32:29 +0000 | [diff] [blame] | 232 | |
Olivier Deprez | 157378f | 2022-04-04 15:47:50 +0200 | [diff] [blame^] | 233 | if (component->driver->set_jack) |
| 234 | ret = component->driver->set_jack(component, jack, data); |
| 235 | |
| 236 | return soc_component_ret(component, ret); |
David Brazdil | 0f672f6 | 2019-12-10 10:32:29 +0000 | [diff] [blame] | 237 | } |
| 238 | EXPORT_SYMBOL_GPL(snd_soc_component_set_jack); |
| 239 | |
| 240 | int snd_soc_component_module_get(struct snd_soc_component *component, |
Olivier Deprez | 157378f | 2022-04-04 15:47:50 +0200 | [diff] [blame^] | 241 | struct snd_pcm_substream *substream, |
David Brazdil | 0f672f6 | 2019-12-10 10:32:29 +0000 | [diff] [blame] | 242 | int upon_open) |
| 243 | { |
Olivier Deprez | 157378f | 2022-04-04 15:47:50 +0200 | [diff] [blame^] | 244 | int ret = 0; |
| 245 | |
David Brazdil | 0f672f6 | 2019-12-10 10:32:29 +0000 | [diff] [blame] | 246 | if (component->driver->module_get_upon_open == !!upon_open && |
| 247 | !try_module_get(component->dev->driver->owner)) |
Olivier Deprez | 157378f | 2022-04-04 15:47:50 +0200 | [diff] [blame^] | 248 | ret = -ENODEV; |
David Brazdil | 0f672f6 | 2019-12-10 10:32:29 +0000 | [diff] [blame] | 249 | |
Olivier Deprez | 157378f | 2022-04-04 15:47:50 +0200 | [diff] [blame^] | 250 | /* mark substream if succeeded */ |
| 251 | if (ret == 0) |
| 252 | soc_component_mark_push(component, substream, module); |
| 253 | |
| 254 | return soc_component_ret(component, ret); |
David Brazdil | 0f672f6 | 2019-12-10 10:32:29 +0000 | [diff] [blame] | 255 | } |
| 256 | |
| 257 | void snd_soc_component_module_put(struct snd_soc_component *component, |
Olivier Deprez | 157378f | 2022-04-04 15:47:50 +0200 | [diff] [blame^] | 258 | struct snd_pcm_substream *substream, |
| 259 | int upon_open, int rollback) |
David Brazdil | 0f672f6 | 2019-12-10 10:32:29 +0000 | [diff] [blame] | 260 | { |
Olivier Deprez | 157378f | 2022-04-04 15:47:50 +0200 | [diff] [blame^] | 261 | if (rollback && !soc_component_mark_match(component, substream, module)) |
| 262 | return; |
| 263 | |
David Brazdil | 0f672f6 | 2019-12-10 10:32:29 +0000 | [diff] [blame] | 264 | if (component->driver->module_get_upon_open == !!upon_open) |
| 265 | module_put(component->dev->driver->owner); |
Olivier Deprez | 157378f | 2022-04-04 15:47:50 +0200 | [diff] [blame^] | 266 | |
| 267 | /* remove marked substream */ |
| 268 | soc_component_mark_pop(component, substream, module); |
David Brazdil | 0f672f6 | 2019-12-10 10:32:29 +0000 | [diff] [blame] | 269 | } |
| 270 | |
| 271 | int snd_soc_component_open(struct snd_soc_component *component, |
| 272 | struct snd_pcm_substream *substream) |
| 273 | { |
Olivier Deprez | 157378f | 2022-04-04 15:47:50 +0200 | [diff] [blame^] | 274 | int ret = 0; |
David Brazdil | 0f672f6 | 2019-12-10 10:32:29 +0000 | [diff] [blame] | 275 | |
Olivier Deprez | 157378f | 2022-04-04 15:47:50 +0200 | [diff] [blame^] | 276 | if (component->driver->open) |
| 277 | ret = component->driver->open(component, substream); |
| 278 | |
| 279 | /* mark substream if succeeded */ |
| 280 | if (ret == 0) |
| 281 | soc_component_mark_push(component, substream, open); |
| 282 | |
| 283 | return soc_component_ret(component, ret); |
David Brazdil | 0f672f6 | 2019-12-10 10:32:29 +0000 | [diff] [blame] | 284 | } |
| 285 | |
| 286 | int snd_soc_component_close(struct snd_soc_component *component, |
Olivier Deprez | 157378f | 2022-04-04 15:47:50 +0200 | [diff] [blame^] | 287 | struct snd_pcm_substream *substream, |
| 288 | int rollback) |
David Brazdil | 0f672f6 | 2019-12-10 10:32:29 +0000 | [diff] [blame] | 289 | { |
Olivier Deprez | 157378f | 2022-04-04 15:47:50 +0200 | [diff] [blame^] | 290 | int ret = 0; |
David Brazdil | 0f672f6 | 2019-12-10 10:32:29 +0000 | [diff] [blame] | 291 | |
Olivier Deprez | 157378f | 2022-04-04 15:47:50 +0200 | [diff] [blame^] | 292 | if (rollback && !soc_component_mark_match(component, substream, open)) |
| 293 | return 0; |
David Brazdil | 0f672f6 | 2019-12-10 10:32:29 +0000 | [diff] [blame] | 294 | |
Olivier Deprez | 157378f | 2022-04-04 15:47:50 +0200 | [diff] [blame^] | 295 | if (component->driver->close) |
| 296 | ret = component->driver->close(component, substream); |
David Brazdil | 0f672f6 | 2019-12-10 10:32:29 +0000 | [diff] [blame] | 297 | |
Olivier Deprez | 157378f | 2022-04-04 15:47:50 +0200 | [diff] [blame^] | 298 | /* remove marked substream */ |
| 299 | soc_component_mark_pop(component, substream, open); |
David Brazdil | 0f672f6 | 2019-12-10 10:32:29 +0000 | [diff] [blame] | 300 | |
Olivier Deprez | 157378f | 2022-04-04 15:47:50 +0200 | [diff] [blame^] | 301 | return soc_component_ret(component, ret); |
David Brazdil | 0f672f6 | 2019-12-10 10:32:29 +0000 | [diff] [blame] | 302 | } |
| 303 | |
| 304 | void snd_soc_component_suspend(struct snd_soc_component *component) |
| 305 | { |
| 306 | if (component->driver->suspend) |
| 307 | component->driver->suspend(component); |
| 308 | component->suspended = 1; |
| 309 | } |
| 310 | |
| 311 | void snd_soc_component_resume(struct snd_soc_component *component) |
| 312 | { |
| 313 | if (component->driver->resume) |
| 314 | component->driver->resume(component); |
| 315 | component->suspended = 0; |
| 316 | } |
| 317 | |
| 318 | int snd_soc_component_is_suspended(struct snd_soc_component *component) |
| 319 | { |
| 320 | return component->suspended; |
| 321 | } |
| 322 | |
| 323 | int snd_soc_component_probe(struct snd_soc_component *component) |
| 324 | { |
Olivier Deprez | 157378f | 2022-04-04 15:47:50 +0200 | [diff] [blame^] | 325 | int ret = 0; |
David Brazdil | 0f672f6 | 2019-12-10 10:32:29 +0000 | [diff] [blame] | 326 | |
Olivier Deprez | 157378f | 2022-04-04 15:47:50 +0200 | [diff] [blame^] | 327 | if (component->driver->probe) |
| 328 | ret = component->driver->probe(component); |
| 329 | |
| 330 | return soc_component_ret(component, ret); |
David Brazdil | 0f672f6 | 2019-12-10 10:32:29 +0000 | [diff] [blame] | 331 | } |
| 332 | |
| 333 | void snd_soc_component_remove(struct snd_soc_component *component) |
| 334 | { |
| 335 | if (component->driver->remove) |
| 336 | component->driver->remove(component); |
| 337 | } |
| 338 | |
| 339 | int snd_soc_component_of_xlate_dai_id(struct snd_soc_component *component, |
| 340 | struct device_node *ep) |
| 341 | { |
Olivier Deprez | 157378f | 2022-04-04 15:47:50 +0200 | [diff] [blame^] | 342 | int ret = -ENOTSUPP; |
David Brazdil | 0f672f6 | 2019-12-10 10:32:29 +0000 | [diff] [blame] | 343 | |
Olivier Deprez | 157378f | 2022-04-04 15:47:50 +0200 | [diff] [blame^] | 344 | if (component->driver->of_xlate_dai_id) |
| 345 | ret = component->driver->of_xlate_dai_id(component, ep); |
| 346 | |
| 347 | return soc_component_ret(component, ret); |
David Brazdil | 0f672f6 | 2019-12-10 10:32:29 +0000 | [diff] [blame] | 348 | } |
| 349 | |
| 350 | int snd_soc_component_of_xlate_dai_name(struct snd_soc_component *component, |
| 351 | struct of_phandle_args *args, |
| 352 | const char **dai_name) |
| 353 | { |
| 354 | if (component->driver->of_xlate_dai_name) |
| 355 | return component->driver->of_xlate_dai_name(component, |
Olivier Deprez | 157378f | 2022-04-04 15:47:50 +0200 | [diff] [blame^] | 356 | args, dai_name); |
| 357 | /* |
| 358 | * Don't use soc_component_ret here because we may not want to report |
| 359 | * the error just yet. If a device has more than one component, the |
| 360 | * first may not match and we don't want spam the log with this. |
| 361 | */ |
David Brazdil | 0f672f6 | 2019-12-10 10:32:29 +0000 | [diff] [blame] | 362 | return -ENOTSUPP; |
| 363 | } |
| 364 | |
Olivier Deprez | 157378f | 2022-04-04 15:47:50 +0200 | [diff] [blame^] | 365 | void snd_soc_component_setup_regmap(struct snd_soc_component *component) |
| 366 | { |
| 367 | int val_bytes = regmap_get_val_bytes(component->regmap); |
| 368 | |
| 369 | /* Errors are legitimate for non-integer byte multiples */ |
| 370 | if (val_bytes > 0) |
| 371 | component->val_bytes = val_bytes; |
| 372 | } |
| 373 | |
| 374 | #ifdef CONFIG_REGMAP |
| 375 | |
| 376 | /** |
| 377 | * snd_soc_component_init_regmap() - Initialize regmap instance for the |
| 378 | * component |
| 379 | * @component: The component for which to initialize the regmap instance |
| 380 | * @regmap: The regmap instance that should be used by the component |
| 381 | * |
| 382 | * This function allows deferred assignment of the regmap instance that is |
| 383 | * associated with the component. Only use this if the regmap instance is not |
| 384 | * yet ready when the component is registered. The function must also be called |
| 385 | * before the first IO attempt of the component. |
| 386 | */ |
| 387 | void snd_soc_component_init_regmap(struct snd_soc_component *component, |
| 388 | struct regmap *regmap) |
| 389 | { |
| 390 | component->regmap = regmap; |
| 391 | snd_soc_component_setup_regmap(component); |
| 392 | } |
| 393 | EXPORT_SYMBOL_GPL(snd_soc_component_init_regmap); |
| 394 | |
| 395 | /** |
| 396 | * snd_soc_component_exit_regmap() - De-initialize regmap instance for the |
| 397 | * component |
| 398 | * @component: The component for which to de-initialize the regmap instance |
| 399 | * |
| 400 | * Calls regmap_exit() on the regmap instance associated to the component and |
| 401 | * removes the regmap instance from the component. |
| 402 | * |
| 403 | * This function should only be used if snd_soc_component_init_regmap() was used |
| 404 | * to initialize the regmap instance. |
| 405 | */ |
| 406 | void snd_soc_component_exit_regmap(struct snd_soc_component *component) |
| 407 | { |
| 408 | regmap_exit(component->regmap); |
| 409 | component->regmap = NULL; |
| 410 | } |
| 411 | EXPORT_SYMBOL_GPL(snd_soc_component_exit_regmap); |
| 412 | |
| 413 | #endif |
| 414 | |
| 415 | static unsigned int soc_component_read_no_lock( |
| 416 | struct snd_soc_component *component, |
| 417 | unsigned int reg) |
| 418 | { |
| 419 | int ret; |
| 420 | unsigned int val = 0; |
| 421 | |
| 422 | if (component->regmap) |
| 423 | ret = regmap_read(component->regmap, reg, &val); |
| 424 | else if (component->driver->read) { |
| 425 | ret = 0; |
| 426 | val = component->driver->read(component, reg); |
| 427 | } |
| 428 | else |
| 429 | ret = -EIO; |
| 430 | |
| 431 | if (ret < 0) |
| 432 | return soc_component_ret(component, ret); |
| 433 | |
| 434 | return val; |
| 435 | } |
| 436 | |
| 437 | /** |
| 438 | * snd_soc_component_read() - Read register value |
| 439 | * @component: Component to read from |
| 440 | * @reg: Register to read |
| 441 | * |
| 442 | * Return: read value |
| 443 | */ |
| 444 | unsigned int snd_soc_component_read(struct snd_soc_component *component, |
| 445 | unsigned int reg) |
| 446 | { |
| 447 | unsigned int val; |
| 448 | |
| 449 | mutex_lock(&component->io_mutex); |
| 450 | val = soc_component_read_no_lock(component, reg); |
| 451 | mutex_unlock(&component->io_mutex); |
| 452 | |
| 453 | return val; |
| 454 | } |
| 455 | EXPORT_SYMBOL_GPL(snd_soc_component_read); |
| 456 | |
| 457 | static int soc_component_write_no_lock( |
| 458 | struct snd_soc_component *component, |
| 459 | unsigned int reg, unsigned int val) |
| 460 | { |
| 461 | int ret = -EIO; |
| 462 | |
| 463 | if (component->regmap) |
| 464 | ret = regmap_write(component->regmap, reg, val); |
| 465 | else if (component->driver->write) |
| 466 | ret = component->driver->write(component, reg, val); |
| 467 | |
| 468 | return soc_component_ret(component, ret); |
| 469 | } |
| 470 | |
| 471 | /** |
| 472 | * snd_soc_component_write() - Write register value |
| 473 | * @component: Component to write to |
| 474 | * @reg: Register to write |
| 475 | * @val: Value to write to the register |
| 476 | * |
| 477 | * Return: 0 on success, a negative error code otherwise. |
| 478 | */ |
| 479 | int snd_soc_component_write(struct snd_soc_component *component, |
| 480 | unsigned int reg, unsigned int val) |
| 481 | { |
| 482 | int ret; |
| 483 | |
| 484 | mutex_lock(&component->io_mutex); |
| 485 | ret = soc_component_write_no_lock(component, reg, val); |
| 486 | mutex_unlock(&component->io_mutex); |
| 487 | |
| 488 | return ret; |
| 489 | } |
| 490 | EXPORT_SYMBOL_GPL(snd_soc_component_write); |
| 491 | |
| 492 | static int snd_soc_component_update_bits_legacy( |
| 493 | struct snd_soc_component *component, unsigned int reg, |
| 494 | unsigned int mask, unsigned int val, bool *change) |
| 495 | { |
| 496 | unsigned int old, new; |
| 497 | int ret = 0; |
| 498 | |
| 499 | mutex_lock(&component->io_mutex); |
| 500 | |
| 501 | old = soc_component_read_no_lock(component, reg); |
| 502 | |
| 503 | new = (old & ~mask) | (val & mask); |
| 504 | *change = old != new; |
| 505 | if (*change) |
| 506 | ret = soc_component_write_no_lock(component, reg, new); |
| 507 | |
| 508 | mutex_unlock(&component->io_mutex); |
| 509 | |
| 510 | return soc_component_ret(component, ret); |
| 511 | } |
| 512 | |
| 513 | /** |
| 514 | * snd_soc_component_update_bits() - Perform read/modify/write cycle |
| 515 | * @component: Component to update |
| 516 | * @reg: Register to update |
| 517 | * @mask: Mask that specifies which bits to update |
| 518 | * @val: New value for the bits specified by mask |
| 519 | * |
| 520 | * Return: 1 if the operation was successful and the value of the register |
| 521 | * changed, 0 if the operation was successful, but the value did not change. |
| 522 | * Returns a negative error code otherwise. |
| 523 | */ |
| 524 | int snd_soc_component_update_bits(struct snd_soc_component *component, |
| 525 | unsigned int reg, unsigned int mask, unsigned int val) |
| 526 | { |
| 527 | bool change; |
| 528 | int ret; |
| 529 | |
| 530 | if (component->regmap) |
| 531 | ret = regmap_update_bits_check(component->regmap, reg, mask, |
| 532 | val, &change); |
| 533 | else |
| 534 | ret = snd_soc_component_update_bits_legacy(component, reg, |
| 535 | mask, val, &change); |
| 536 | |
| 537 | if (ret < 0) |
| 538 | return soc_component_ret(component, ret); |
| 539 | return change; |
| 540 | } |
| 541 | EXPORT_SYMBOL_GPL(snd_soc_component_update_bits); |
| 542 | |
| 543 | /** |
| 544 | * snd_soc_component_update_bits_async() - Perform asynchronous |
| 545 | * read/modify/write cycle |
| 546 | * @component: Component to update |
| 547 | * @reg: Register to update |
| 548 | * @mask: Mask that specifies which bits to update |
| 549 | * @val: New value for the bits specified by mask |
| 550 | * |
| 551 | * This function is similar to snd_soc_component_update_bits(), but the update |
| 552 | * operation is scheduled asynchronously. This means it may not be completed |
| 553 | * when the function returns. To make sure that all scheduled updates have been |
| 554 | * completed snd_soc_component_async_complete() must be called. |
| 555 | * |
| 556 | * Return: 1 if the operation was successful and the value of the register |
| 557 | * changed, 0 if the operation was successful, but the value did not change. |
| 558 | * Returns a negative error code otherwise. |
| 559 | */ |
| 560 | int snd_soc_component_update_bits_async(struct snd_soc_component *component, |
| 561 | unsigned int reg, unsigned int mask, unsigned int val) |
| 562 | { |
| 563 | bool change; |
| 564 | int ret; |
| 565 | |
| 566 | if (component->regmap) |
| 567 | ret = regmap_update_bits_check_async(component->regmap, reg, |
| 568 | mask, val, &change); |
| 569 | else |
| 570 | ret = snd_soc_component_update_bits_legacy(component, reg, |
| 571 | mask, val, &change); |
| 572 | |
| 573 | if (ret < 0) |
| 574 | return soc_component_ret(component, ret); |
| 575 | return change; |
| 576 | } |
| 577 | EXPORT_SYMBOL_GPL(snd_soc_component_update_bits_async); |
| 578 | |
| 579 | /** |
| 580 | * snd_soc_component_async_complete() - Ensure asynchronous I/O has completed |
| 581 | * @component: Component for which to wait |
| 582 | * |
| 583 | * This function blocks until all asynchronous I/O which has previously been |
| 584 | * scheduled using snd_soc_component_update_bits_async() has completed. |
| 585 | */ |
| 586 | void snd_soc_component_async_complete(struct snd_soc_component *component) |
| 587 | { |
| 588 | if (component->regmap) |
| 589 | regmap_async_complete(component->regmap); |
| 590 | } |
| 591 | EXPORT_SYMBOL_GPL(snd_soc_component_async_complete); |
| 592 | |
| 593 | /** |
| 594 | * snd_soc_component_test_bits - Test register for change |
| 595 | * @component: component |
| 596 | * @reg: Register to test |
| 597 | * @mask: Mask that specifies which bits to test |
| 598 | * @value: Value to test against |
| 599 | * |
| 600 | * Tests a register with a new value and checks if the new value is |
| 601 | * different from the old value. |
| 602 | * |
| 603 | * Return: 1 for change, otherwise 0. |
| 604 | */ |
| 605 | int snd_soc_component_test_bits(struct snd_soc_component *component, |
| 606 | unsigned int reg, unsigned int mask, unsigned int value) |
| 607 | { |
| 608 | unsigned int old, new; |
| 609 | |
| 610 | old = snd_soc_component_read(component, reg); |
| 611 | new = (old & ~mask) | value; |
| 612 | return old != new; |
| 613 | } |
| 614 | EXPORT_SYMBOL_GPL(snd_soc_component_test_bits); |
| 615 | |
David Brazdil | 0f672f6 | 2019-12-10 10:32:29 +0000 | [diff] [blame] | 616 | int snd_soc_pcm_component_pointer(struct snd_pcm_substream *substream) |
| 617 | { |
Olivier Deprez | 157378f | 2022-04-04 15:47:50 +0200 | [diff] [blame^] | 618 | struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream); |
David Brazdil | 0f672f6 | 2019-12-10 10:32:29 +0000 | [diff] [blame] | 619 | struct snd_soc_component *component; |
Olivier Deprez | 157378f | 2022-04-04 15:47:50 +0200 | [diff] [blame^] | 620 | int i; |
David Brazdil | 0f672f6 | 2019-12-10 10:32:29 +0000 | [diff] [blame] | 621 | |
Olivier Deprez | 157378f | 2022-04-04 15:47:50 +0200 | [diff] [blame^] | 622 | /* FIXME: use 1st pointer */ |
| 623 | for_each_rtd_components(rtd, i, component) |
| 624 | if (component->driver->pointer) |
| 625 | return component->driver->pointer(component, substream); |
David Brazdil | 0f672f6 | 2019-12-10 10:32:29 +0000 | [diff] [blame] | 626 | |
| 627 | return 0; |
| 628 | } |
| 629 | |
| 630 | int snd_soc_pcm_component_ioctl(struct snd_pcm_substream *substream, |
| 631 | unsigned int cmd, void *arg) |
| 632 | { |
Olivier Deprez | 157378f | 2022-04-04 15:47:50 +0200 | [diff] [blame^] | 633 | struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream); |
David Brazdil | 0f672f6 | 2019-12-10 10:32:29 +0000 | [diff] [blame] | 634 | struct snd_soc_component *component; |
Olivier Deprez | 157378f | 2022-04-04 15:47:50 +0200 | [diff] [blame^] | 635 | int i; |
David Brazdil | 0f672f6 | 2019-12-10 10:32:29 +0000 | [diff] [blame] | 636 | |
Olivier Deprez | 157378f | 2022-04-04 15:47:50 +0200 | [diff] [blame^] | 637 | /* FIXME: use 1st ioctl */ |
| 638 | for_each_rtd_components(rtd, i, component) |
| 639 | if (component->driver->ioctl) |
| 640 | return soc_component_ret( |
| 641 | component, |
| 642 | component->driver->ioctl(component, |
| 643 | substream, cmd, arg)); |
David Brazdil | 0f672f6 | 2019-12-10 10:32:29 +0000 | [diff] [blame] | 644 | |
| 645 | return snd_pcm_lib_ioctl(substream, cmd, arg); |
| 646 | } |
| 647 | |
Olivier Deprez | 157378f | 2022-04-04 15:47:50 +0200 | [diff] [blame^] | 648 | int snd_soc_pcm_component_sync_stop(struct snd_pcm_substream *substream) |
| 649 | { |
| 650 | struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream); |
| 651 | struct snd_soc_component *component; |
| 652 | int i, ret; |
| 653 | |
| 654 | for_each_rtd_components(rtd, i, component) { |
| 655 | if (component->driver->sync_stop) { |
| 656 | ret = component->driver->sync_stop(component, |
| 657 | substream); |
| 658 | if (ret < 0) |
| 659 | return soc_component_ret(component, ret); |
| 660 | } |
| 661 | } |
| 662 | |
| 663 | return 0; |
| 664 | } |
| 665 | |
David Brazdil | 0f672f6 | 2019-12-10 10:32:29 +0000 | [diff] [blame] | 666 | int snd_soc_pcm_component_copy_user(struct snd_pcm_substream *substream, |
| 667 | int channel, unsigned long pos, |
| 668 | void __user *buf, unsigned long bytes) |
| 669 | { |
Olivier Deprez | 157378f | 2022-04-04 15:47:50 +0200 | [diff] [blame^] | 670 | struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream); |
David Brazdil | 0f672f6 | 2019-12-10 10:32:29 +0000 | [diff] [blame] | 671 | struct snd_soc_component *component; |
Olivier Deprez | 157378f | 2022-04-04 15:47:50 +0200 | [diff] [blame^] | 672 | int i; |
David Brazdil | 0f672f6 | 2019-12-10 10:32:29 +0000 | [diff] [blame] | 673 | |
Olivier Deprez | 157378f | 2022-04-04 15:47:50 +0200 | [diff] [blame^] | 674 | /* FIXME. it returns 1st copy now */ |
| 675 | for_each_rtd_components(rtd, i, component) |
| 676 | if (component->driver->copy_user) |
| 677 | return soc_component_ret( |
| 678 | component, |
| 679 | component->driver->copy_user( |
| 680 | component, substream, channel, |
| 681 | pos, buf, bytes)); |
David Brazdil | 0f672f6 | 2019-12-10 10:32:29 +0000 | [diff] [blame] | 682 | |
| 683 | return -EINVAL; |
| 684 | } |
| 685 | |
| 686 | struct page *snd_soc_pcm_component_page(struct snd_pcm_substream *substream, |
| 687 | unsigned long offset) |
| 688 | { |
Olivier Deprez | 157378f | 2022-04-04 15:47:50 +0200 | [diff] [blame^] | 689 | struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream); |
David Brazdil | 0f672f6 | 2019-12-10 10:32:29 +0000 | [diff] [blame] | 690 | struct snd_soc_component *component; |
| 691 | struct page *page; |
Olivier Deprez | 157378f | 2022-04-04 15:47:50 +0200 | [diff] [blame^] | 692 | int i; |
David Brazdil | 0f672f6 | 2019-12-10 10:32:29 +0000 | [diff] [blame] | 693 | |
Olivier Deprez | 157378f | 2022-04-04 15:47:50 +0200 | [diff] [blame^] | 694 | /* FIXME. it returns 1st page now */ |
| 695 | for_each_rtd_components(rtd, i, component) { |
| 696 | if (component->driver->page) { |
| 697 | page = component->driver->page(component, |
| 698 | substream, offset); |
David Brazdil | 0f672f6 | 2019-12-10 10:32:29 +0000 | [diff] [blame] | 699 | if (page) |
| 700 | return page; |
| 701 | } |
| 702 | } |
| 703 | |
| 704 | return NULL; |
| 705 | } |
| 706 | |
| 707 | int snd_soc_pcm_component_mmap(struct snd_pcm_substream *substream, |
| 708 | struct vm_area_struct *vma) |
| 709 | { |
Olivier Deprez | 157378f | 2022-04-04 15:47:50 +0200 | [diff] [blame^] | 710 | struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream); |
David Brazdil | 0f672f6 | 2019-12-10 10:32:29 +0000 | [diff] [blame] | 711 | struct snd_soc_component *component; |
Olivier Deprez | 157378f | 2022-04-04 15:47:50 +0200 | [diff] [blame^] | 712 | int i; |
David Brazdil | 0f672f6 | 2019-12-10 10:32:29 +0000 | [diff] [blame] | 713 | |
Olivier Deprez | 157378f | 2022-04-04 15:47:50 +0200 | [diff] [blame^] | 714 | /* FIXME. it returns 1st mmap now */ |
| 715 | for_each_rtd_components(rtd, i, component) |
| 716 | if (component->driver->mmap) |
| 717 | return soc_component_ret( |
| 718 | component, |
| 719 | component->driver->mmap(component, |
| 720 | substream, vma)); |
David Brazdil | 0f672f6 | 2019-12-10 10:32:29 +0000 | [diff] [blame] | 721 | |
| 722 | return -EINVAL; |
| 723 | } |
| 724 | |
Olivier Deprez | 157378f | 2022-04-04 15:47:50 +0200 | [diff] [blame^] | 725 | int snd_soc_pcm_component_new(struct snd_soc_pcm_runtime *rtd) |
David Brazdil | 0f672f6 | 2019-12-10 10:32:29 +0000 | [diff] [blame] | 726 | { |
David Brazdil | 0f672f6 | 2019-12-10 10:32:29 +0000 | [diff] [blame] | 727 | struct snd_soc_component *component; |
| 728 | int ret; |
Olivier Deprez | 157378f | 2022-04-04 15:47:50 +0200 | [diff] [blame^] | 729 | int i; |
David Brazdil | 0f672f6 | 2019-12-10 10:32:29 +0000 | [diff] [blame] | 730 | |
Olivier Deprez | 157378f | 2022-04-04 15:47:50 +0200 | [diff] [blame^] | 731 | for_each_rtd_components(rtd, i, component) { |
| 732 | if (component->driver->pcm_construct) { |
| 733 | ret = component->driver->pcm_construct(component, rtd); |
David Brazdil | 0f672f6 | 2019-12-10 10:32:29 +0000 | [diff] [blame] | 734 | if (ret < 0) |
Olivier Deprez | 157378f | 2022-04-04 15:47:50 +0200 | [diff] [blame^] | 735 | return soc_component_ret(component, ret); |
David Brazdil | 0f672f6 | 2019-12-10 10:32:29 +0000 | [diff] [blame] | 736 | } |
| 737 | } |
| 738 | |
| 739 | return 0; |
| 740 | } |
| 741 | |
Olivier Deprez | 157378f | 2022-04-04 15:47:50 +0200 | [diff] [blame^] | 742 | void snd_soc_pcm_component_free(struct snd_soc_pcm_runtime *rtd) |
David Brazdil | 0f672f6 | 2019-12-10 10:32:29 +0000 | [diff] [blame] | 743 | { |
David Brazdil | 0f672f6 | 2019-12-10 10:32:29 +0000 | [diff] [blame] | 744 | struct snd_soc_component *component; |
Olivier Deprez | 157378f | 2022-04-04 15:47:50 +0200 | [diff] [blame^] | 745 | int i; |
David Brazdil | 0f672f6 | 2019-12-10 10:32:29 +0000 | [diff] [blame] | 746 | |
Olivier Deprez | 157378f | 2022-04-04 15:47:50 +0200 | [diff] [blame^] | 747 | if (!rtd->pcm) |
| 748 | return; |
David Brazdil | 0f672f6 | 2019-12-10 10:32:29 +0000 | [diff] [blame] | 749 | |
Olivier Deprez | 157378f | 2022-04-04 15:47:50 +0200 | [diff] [blame^] | 750 | for_each_rtd_components(rtd, i, component) |
| 751 | if (component->driver->pcm_destruct) |
| 752 | component->driver->pcm_destruct(component, rtd->pcm); |
| 753 | } |
| 754 | |
| 755 | int snd_soc_pcm_component_prepare(struct snd_pcm_substream *substream) |
| 756 | { |
| 757 | struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream); |
| 758 | struct snd_soc_component *component; |
| 759 | int i, ret; |
| 760 | |
| 761 | for_each_rtd_components(rtd, i, component) { |
| 762 | if (component->driver->prepare) { |
| 763 | ret = component->driver->prepare(component, substream); |
| 764 | if (ret < 0) |
| 765 | return soc_component_ret(component, ret); |
| 766 | } |
| 767 | } |
| 768 | |
| 769 | return 0; |
| 770 | } |
| 771 | |
| 772 | int snd_soc_pcm_component_hw_params(struct snd_pcm_substream *substream, |
| 773 | struct snd_pcm_hw_params *params, |
| 774 | struct snd_soc_component **last) |
| 775 | { |
| 776 | struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream); |
| 777 | struct snd_soc_component *component; |
| 778 | int i, ret; |
| 779 | |
| 780 | for_each_rtd_components(rtd, i, component) { |
| 781 | if (component->driver->hw_params) { |
| 782 | ret = component->driver->hw_params(component, |
| 783 | substream, params); |
| 784 | if (ret < 0) { |
| 785 | *last = component; |
| 786 | return soc_component_ret(component, ret); |
| 787 | } |
| 788 | } |
| 789 | } |
| 790 | |
| 791 | *last = NULL; |
| 792 | return 0; |
| 793 | } |
| 794 | |
| 795 | void snd_soc_pcm_component_hw_free(struct snd_pcm_substream *substream, |
| 796 | struct snd_soc_component *last) |
| 797 | { |
| 798 | struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream); |
| 799 | struct snd_soc_component *component; |
| 800 | int i, ret; |
| 801 | |
| 802 | for_each_rtd_components(rtd, i, component) { |
| 803 | if (component == last) |
| 804 | break; |
| 805 | |
| 806 | if (component->driver->hw_free) { |
| 807 | ret = component->driver->hw_free(component, substream); |
| 808 | if (ret < 0) |
| 809 | soc_component_ret(component, ret); |
| 810 | } |
| 811 | } |
| 812 | } |
| 813 | |
| 814 | int snd_soc_pcm_component_trigger(struct snd_pcm_substream *substream, |
| 815 | int cmd) |
| 816 | { |
| 817 | struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream); |
| 818 | struct snd_soc_component *component; |
| 819 | int i, ret; |
| 820 | |
| 821 | for_each_rtd_components(rtd, i, component) { |
| 822 | if (component->driver->trigger) { |
| 823 | ret = component->driver->trigger(component, substream, cmd); |
| 824 | if (ret < 0) |
| 825 | return soc_component_ret(component, ret); |
| 826 | } |
| 827 | } |
| 828 | |
| 829 | return 0; |
| 830 | } |
| 831 | |
| 832 | int snd_soc_pcm_component_pm_runtime_get(struct snd_soc_pcm_runtime *rtd, |
| 833 | void *stream) |
| 834 | { |
| 835 | struct snd_soc_component *component; |
| 836 | int i, ret; |
| 837 | |
| 838 | for_each_rtd_components(rtd, i, component) { |
| 839 | ret = pm_runtime_get_sync(component->dev); |
| 840 | if (ret < 0 && ret != -EACCES) { |
| 841 | pm_runtime_put_noidle(component->dev); |
| 842 | return soc_component_ret(component, ret); |
| 843 | } |
| 844 | /* mark stream if succeeded */ |
| 845 | soc_component_mark_push(component, stream, pm); |
| 846 | } |
| 847 | |
| 848 | return 0; |
| 849 | } |
| 850 | |
| 851 | void snd_soc_pcm_component_pm_runtime_put(struct snd_soc_pcm_runtime *rtd, |
| 852 | void *stream, int rollback) |
| 853 | { |
| 854 | struct snd_soc_component *component; |
| 855 | int i; |
| 856 | |
| 857 | for_each_rtd_components(rtd, i, component) { |
| 858 | if (rollback && !soc_component_mark_match(component, stream, pm)) |
| 859 | continue; |
| 860 | |
| 861 | pm_runtime_mark_last_busy(component->dev); |
| 862 | pm_runtime_put_autosuspend(component->dev); |
| 863 | |
| 864 | /* remove marked stream */ |
| 865 | soc_component_mark_pop(component, stream, pm); |
David Brazdil | 0f672f6 | 2019-12-10 10:32:29 +0000 | [diff] [blame] | 866 | } |
| 867 | } |