1 /* SPDX-License-Identifier: GPL-2.0 2 * 3 * linux/sound/soc.h -- ALSA SoC Layer 4 * 5 * Author: Liam Girdwood 6 * Created: Aug 11th 2005 7 * Copyright: Wolfson Microelectronics. PLC. 8 */ 9 10 #ifndef __LINUX_SND_SOC_H 11 #define __LINUX_SND_SOC_H 12 13 #include <linux/args.h> 14 #include <linux/of.h> 15 #include <linux/platform_device.h> 16 #include <linux/types.h> 17 #include <linux/notifier.h> 18 #include <linux/workqueue.h> 19 #include <linux/interrupt.h> 20 #include <linux/kernel.h> 21 #include <linux/regmap.h> 22 #include <linux/log2.h> 23 #include <sound/core.h> 24 #include <sound/pcm.h> 25 #include <sound/compress_driver.h> 26 #include <sound/control.h> 27 #include <sound/ac97_codec.h> 28 29 /* 30 * Convenience kcontrol builders 31 */ 32 #define SOC_DOUBLE_VALUE(xreg, shift_left, shift_right, xmax, xinvert, xautodisable) \ 33 ((unsigned long)&(struct soc_mixer_control) \ 34 {.reg = xreg, .rreg = xreg, .shift = shift_left, \ 35 .rshift = shift_right, .max = xmax, \ 36 .invert = xinvert, .autodisable = xautodisable}) 37 #define SOC_DOUBLE_S_VALUE(xreg, shift_left, shift_right, xmin, xmax, xsign_bit, xinvert, xautodisable) \ 38 ((unsigned long)&(struct soc_mixer_control) \ 39 {.reg = xreg, .rreg = xreg, .shift = shift_left, \ 40 .rshift = shift_right, .min = xmin, .max = xmax, \ 41 .sign_bit = xsign_bit, .invert = xinvert, .autodisable = xautodisable}) 42 #define SOC_SINGLE_VALUE(xreg, xshift, xmax, xinvert, xautodisable) \ 43 SOC_DOUBLE_VALUE(xreg, xshift, xshift, xmax, xinvert, xautodisable) 44 #define SOC_SINGLE_VALUE_EXT(xreg, xmax, xinvert) \ 45 ((unsigned long)&(struct soc_mixer_control) \ 46 {.reg = xreg, .max = xmax, .invert = xinvert}) 47 #define SOC_DOUBLE_R_VALUE(xlreg, xrreg, xshift, xmax, xinvert) \ 48 ((unsigned long)&(struct soc_mixer_control) \ 49 {.reg = xlreg, .rreg = xrreg, .shift = xshift, .rshift = xshift, \ 50 .max = xmax, .invert = xinvert}) 51 #define SOC_DOUBLE_R_S_VALUE(xlreg, xrreg, xshift, xmin, xmax, xsign_bit, xinvert) \ 52 ((unsigned long)&(struct soc_mixer_control) \ 53 {.reg = xlreg, .rreg = xrreg, .shift = xshift, .rshift = xshift, \ 54 .max = xmax, .min = xmin, .sign_bit = xsign_bit, \ 55 .invert = xinvert}) 56 #define SOC_DOUBLE_R_RANGE_VALUE(xlreg, xrreg, xshift, xmin, xmax, xinvert) \ 57 ((unsigned long)&(struct soc_mixer_control) \ 58 {.reg = xlreg, .rreg = xrreg, .shift = xshift, .rshift = xshift, \ 59 .min = xmin, .max = xmax, .invert = xinvert}) 60 #define SOC_SINGLE(xname, reg, shift, max, invert) \ 61 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \ 62 .info = snd_soc_info_volsw, .get = snd_soc_get_volsw,\ 63 .put = snd_soc_put_volsw, \ 64 .private_value = SOC_SINGLE_VALUE(reg, shift, max, invert, 0) } 65 #define SOC_SINGLE_RANGE(xname, xreg, xshift, xmin, xmax, xinvert) \ 66 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname),\ 67 .info = snd_soc_info_volsw_range, .get = snd_soc_get_volsw_range, \ 68 .put = snd_soc_put_volsw_range, \ 69 .private_value = (unsigned long)&(struct soc_mixer_control) \ 70 {.reg = xreg, .rreg = xreg, .shift = xshift, \ 71 .rshift = xshift, .min = xmin, .max = xmax, \ 72 .invert = xinvert} } 73 #define SOC_SINGLE_TLV(xname, reg, shift, max, invert, tlv_array) \ 74 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \ 75 .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ |\ 76 SNDRV_CTL_ELEM_ACCESS_READWRITE,\ 77 .tlv.p = (tlv_array), \ 78 .info = snd_soc_info_volsw, .get = snd_soc_get_volsw,\ 79 .put = snd_soc_put_volsw, \ 80 .private_value = SOC_SINGLE_VALUE(reg, shift, max, invert, 0) } 81 #define SOC_SINGLE_SX_TLV(xname, xreg, xshift, xmin, xmax, tlv_array) \ 82 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \ 83 .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ | \ 84 SNDRV_CTL_ELEM_ACCESS_READWRITE, \ 85 .tlv.p = (tlv_array),\ 86 .info = snd_soc_info_volsw_sx, \ 87 .get = snd_soc_get_volsw_sx,\ 88 .put = snd_soc_put_volsw_sx, \ 89 .private_value = (unsigned long)&(struct soc_mixer_control) \ 90 {.reg = xreg, .rreg = xreg, \ 91 .shift = xshift, .rshift = xshift, \ 92 .max = xmax, .min = xmin} } 93 #define SOC_SINGLE_RANGE_TLV(xname, xreg, xshift, xmin, xmax, xinvert, tlv_array) \ 94 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname),\ 95 .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ |\ 96 SNDRV_CTL_ELEM_ACCESS_READWRITE,\ 97 .tlv.p = (tlv_array), \ 98 .info = snd_soc_info_volsw_range, \ 99 .get = snd_soc_get_volsw_range, .put = snd_soc_put_volsw_range, \ 100 .private_value = (unsigned long)&(struct soc_mixer_control) \ 101 {.reg = xreg, .rreg = xreg, .shift = xshift, \ 102 .rshift = xshift, .min = xmin, .max = xmax, \ 103 .invert = xinvert} } 104 #define SOC_DOUBLE(xname, reg, shift_left, shift_right, max, invert) \ 105 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname),\ 106 .info = snd_soc_info_volsw, .get = snd_soc_get_volsw, \ 107 .put = snd_soc_put_volsw, \ 108 .private_value = SOC_DOUBLE_VALUE(reg, shift_left, shift_right, \ 109 max, invert, 0) } 110 #define SOC_DOUBLE_STS(xname, reg, shift_left, shift_right, max, invert) \ 111 { \ 112 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), \ 113 .info = snd_soc_info_volsw, .get = snd_soc_get_volsw, \ 114 .access = SNDRV_CTL_ELEM_ACCESS_READ | \ 115 SNDRV_CTL_ELEM_ACCESS_VOLATILE, \ 116 .private_value = SOC_DOUBLE_VALUE(reg, shift_left, shift_right, \ 117 max, invert, 0) } 118 #define SOC_DOUBLE_R(xname, reg_left, reg_right, xshift, xmax, xinvert) \ 119 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), \ 120 .info = snd_soc_info_volsw, \ 121 .get = snd_soc_get_volsw, .put = snd_soc_put_volsw, \ 122 .private_value = SOC_DOUBLE_R_VALUE(reg_left, reg_right, xshift, \ 123 xmax, xinvert) } 124 #define SOC_DOUBLE_R_RANGE(xname, reg_left, reg_right, xshift, xmin, \ 125 xmax, xinvert) \ 126 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname),\ 127 .info = snd_soc_info_volsw_range, \ 128 .get = snd_soc_get_volsw_range, .put = snd_soc_put_volsw_range, \ 129 .private_value = SOC_DOUBLE_R_RANGE_VALUE(reg_left, reg_right, \ 130 xshift, xmin, xmax, xinvert) } 131 #define SOC_DOUBLE_TLV(xname, reg, shift_left, shift_right, max, invert, tlv_array) \ 132 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname),\ 133 .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ |\ 134 SNDRV_CTL_ELEM_ACCESS_READWRITE,\ 135 .tlv.p = (tlv_array), \ 136 .info = snd_soc_info_volsw, .get = snd_soc_get_volsw, \ 137 .put = snd_soc_put_volsw, \ 138 .private_value = SOC_DOUBLE_VALUE(reg, shift_left, shift_right, \ 139 max, invert, 0) } 140 #define SOC_DOUBLE_SX_TLV(xname, xreg, shift_left, shift_right, xmin, xmax, tlv_array) \ 141 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), \ 142 .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ | \ 143 SNDRV_CTL_ELEM_ACCESS_READWRITE, \ 144 .tlv.p = (tlv_array), \ 145 .info = snd_soc_info_volsw_sx, \ 146 .get = snd_soc_get_volsw_sx, \ 147 .put = snd_soc_put_volsw_sx, \ 148 .private_value = (unsigned long)&(struct soc_mixer_control) \ 149 {.reg = xreg, .rreg = xreg, \ 150 .shift = shift_left, .rshift = shift_right, \ 151 .max = xmax, .min = xmin} } 152 #define SOC_DOUBLE_R_TLV(xname, reg_left, reg_right, xshift, xmax, xinvert, tlv_array) \ 153 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname),\ 154 .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ |\ 155 SNDRV_CTL_ELEM_ACCESS_READWRITE,\ 156 .tlv.p = (tlv_array), \ 157 .info = snd_soc_info_volsw, \ 158 .get = snd_soc_get_volsw, .put = snd_soc_put_volsw, \ 159 .private_value = SOC_DOUBLE_R_VALUE(reg_left, reg_right, xshift, \ 160 xmax, xinvert) } 161 #define SOC_DOUBLE_R_RANGE_TLV(xname, reg_left, reg_right, xshift, xmin, \ 162 xmax, xinvert, tlv_array) \ 163 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname),\ 164 .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ |\ 165 SNDRV_CTL_ELEM_ACCESS_READWRITE,\ 166 .tlv.p = (tlv_array), \ 167 .info = snd_soc_info_volsw_range, \ 168 .get = snd_soc_get_volsw_range, .put = snd_soc_put_volsw_range, \ 169 .private_value = SOC_DOUBLE_R_RANGE_VALUE(reg_left, reg_right, \ 170 xshift, xmin, xmax, xinvert) } 171 #define SOC_DOUBLE_R_SX_TLV(xname, xreg, xrreg, xshift, xmin, xmax, tlv_array) \ 172 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), \ 173 .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ | \ 174 SNDRV_CTL_ELEM_ACCESS_READWRITE, \ 175 .tlv.p = (tlv_array), \ 176 .info = snd_soc_info_volsw_sx, \ 177 .get = snd_soc_get_volsw_sx, \ 178 .put = snd_soc_put_volsw_sx, \ 179 .private_value = (unsigned long)&(struct soc_mixer_control) \ 180 {.reg = xreg, .rreg = xrreg, \ 181 .shift = xshift, .rshift = xshift, \ 182 .max = xmax, .min = xmin} } 183 #define SOC_DOUBLE_R_S_TLV(xname, reg_left, reg_right, xshift, xmin, xmax, xsign_bit, xinvert, tlv_array) \ 184 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname),\ 185 .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ |\ 186 SNDRV_CTL_ELEM_ACCESS_READWRITE,\ 187 .tlv.p = (tlv_array), \ 188 .info = snd_soc_info_volsw, \ 189 .get = snd_soc_get_volsw, .put = snd_soc_put_volsw, \ 190 .private_value = SOC_DOUBLE_R_S_VALUE(reg_left, reg_right, xshift, \ 191 xmin, xmax, xsign_bit, xinvert) } 192 #define SOC_SINGLE_S_TLV(xname, xreg, xshift, xmin, xmax, xsign_bit, xinvert, tlv_array) \ 193 SOC_DOUBLE_R_S_TLV(xname, xreg, xreg, xshift, xmin, xmax, xsign_bit, xinvert, tlv_array) 194 #define SOC_SINGLE_S8_TLV(xname, xreg, xmin, xmax, tlv_array) \ 195 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), \ 196 .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ | \ 197 SNDRV_CTL_ELEM_ACCESS_READWRITE, \ 198 .tlv.p = (tlv_array), \ 199 .info = snd_soc_info_volsw, .get = snd_soc_get_volsw,\ 200 .put = snd_soc_put_volsw, \ 201 .private_value = (unsigned long)&(struct soc_mixer_control) \ 202 {.reg = xreg, .rreg = xreg, \ 203 .min = xmin, .max = xmax, \ 204 .sign_bit = 7,} } 205 #define SOC_DOUBLE_S8_TLV(xname, xreg, xmin, xmax, tlv_array) \ 206 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), \ 207 .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ | \ 208 SNDRV_CTL_ELEM_ACCESS_READWRITE, \ 209 .tlv.p = (tlv_array), \ 210 .info = snd_soc_info_volsw, .get = snd_soc_get_volsw,\ 211 .put = snd_soc_put_volsw, \ 212 .private_value = SOC_DOUBLE_S_VALUE(xreg, 0, 8, xmin, xmax, 7, 0, 0) } 213 #define SOC_ENUM_DOUBLE(xreg, xshift_l, xshift_r, xitems, xtexts) \ 214 { .reg = xreg, .shift_l = xshift_l, .shift_r = xshift_r, \ 215 .items = xitems, .texts = xtexts, \ 216 .mask = xitems ? roundup_pow_of_two(xitems) - 1 : 0} 217 #define SOC_ENUM_SINGLE(xreg, xshift, xitems, xtexts) \ 218 SOC_ENUM_DOUBLE(xreg, xshift, xshift, xitems, xtexts) 219 #define SOC_ENUM_SINGLE_EXT(xitems, xtexts) \ 220 { .items = xitems, .texts = xtexts } 221 #define SOC_VALUE_ENUM_DOUBLE(xreg, xshift_l, xshift_r, xmask, xitems, xtexts, xvalues) \ 222 { .reg = xreg, .shift_l = xshift_l, .shift_r = xshift_r, \ 223 .mask = xmask, .items = xitems, .texts = xtexts, .values = xvalues} 224 #define SOC_VALUE_ENUM_SINGLE(xreg, xshift, xmask, xitems, xtexts, xvalues) \ 225 SOC_VALUE_ENUM_DOUBLE(xreg, xshift, xshift, xmask, xitems, xtexts, xvalues) 226 #define SOC_VALUE_ENUM_SINGLE_AUTODISABLE(xreg, xshift, xmask, xitems, xtexts, xvalues) \ 227 { .reg = xreg, .shift_l = xshift, .shift_r = xshift, \ 228 .mask = xmask, .items = xitems, .texts = xtexts, \ 229 .values = xvalues, .autodisable = 1} 230 #define SOC_ENUM_SINGLE_VIRT(xitems, xtexts) \ 231 SOC_ENUM_SINGLE(SND_SOC_NOPM, 0, xitems, xtexts) 232 #define SOC_ENUM(xname, xenum) \ 233 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname,\ 234 .info = snd_soc_info_enum_double, \ 235 .get = snd_soc_get_enum_double, .put = snd_soc_put_enum_double, \ 236 .private_value = (unsigned long)&xenum } 237 #define SOC_SINGLE_EXT(xname, xreg, xshift, xmax, xinvert,\ 238 xhandler_get, xhandler_put) \ 239 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \ 240 .info = snd_soc_info_volsw, \ 241 .get = xhandler_get, .put = xhandler_put, \ 242 .private_value = SOC_SINGLE_VALUE(xreg, xshift, xmax, xinvert, 0) } 243 #define SOC_DOUBLE_EXT(xname, reg, shift_left, shift_right, max, invert,\ 244 xhandler_get, xhandler_put) \ 245 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname),\ 246 .info = snd_soc_info_volsw, \ 247 .get = xhandler_get, .put = xhandler_put, \ 248 .private_value = \ 249 SOC_DOUBLE_VALUE(reg, shift_left, shift_right, max, invert, 0) } 250 #define SOC_DOUBLE_R_EXT(xname, reg_left, reg_right, xshift, xmax, xinvert,\ 251 xhandler_get, xhandler_put) \ 252 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), \ 253 .info = snd_soc_info_volsw, \ 254 .get = xhandler_get, .put = xhandler_put, \ 255 .private_value = SOC_DOUBLE_R_VALUE(reg_left, reg_right, xshift, \ 256 xmax, xinvert) } 257 #define SOC_SINGLE_EXT_TLV(xname, xreg, xshift, xmax, xinvert,\ 258 xhandler_get, xhandler_put, tlv_array) \ 259 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \ 260 .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ |\ 261 SNDRV_CTL_ELEM_ACCESS_READWRITE,\ 262 .tlv.p = (tlv_array), \ 263 .info = snd_soc_info_volsw, \ 264 .get = xhandler_get, .put = xhandler_put, \ 265 .private_value = SOC_SINGLE_VALUE(xreg, xshift, xmax, xinvert, 0) } 266 #define SOC_SINGLE_RANGE_EXT_TLV(xname, xreg, xshift, xmin, xmax, xinvert, \ 267 xhandler_get, xhandler_put, tlv_array) \ 268 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname),\ 269 .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ |\ 270 SNDRV_CTL_ELEM_ACCESS_READWRITE,\ 271 .tlv.p = (tlv_array), \ 272 .info = snd_soc_info_volsw_range, \ 273 .get = xhandler_get, .put = xhandler_put, \ 274 .private_value = (unsigned long)&(struct soc_mixer_control) \ 275 {.reg = xreg, .rreg = xreg, .shift = xshift, \ 276 .rshift = xshift, .min = xmin, .max = xmax, \ 277 .invert = xinvert} } 278 #define SOC_DOUBLE_EXT_TLV(xname, xreg, shift_left, shift_right, xmax, xinvert,\ 279 xhandler_get, xhandler_put, tlv_array) \ 280 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), \ 281 .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ | \ 282 SNDRV_CTL_ELEM_ACCESS_READWRITE, \ 283 .tlv.p = (tlv_array), \ 284 .info = snd_soc_info_volsw, \ 285 .get = xhandler_get, .put = xhandler_put, \ 286 .private_value = SOC_DOUBLE_VALUE(xreg, shift_left, shift_right, \ 287 xmax, xinvert, 0) } 288 #define SOC_DOUBLE_R_EXT_TLV(xname, reg_left, reg_right, xshift, xmax, xinvert,\ 289 xhandler_get, xhandler_put, tlv_array) \ 290 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), \ 291 .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ | \ 292 SNDRV_CTL_ELEM_ACCESS_READWRITE, \ 293 .tlv.p = (tlv_array), \ 294 .info = snd_soc_info_volsw, \ 295 .get = xhandler_get, .put = xhandler_put, \ 296 .private_value = SOC_DOUBLE_R_VALUE(reg_left, reg_right, xshift, \ 297 xmax, xinvert) } 298 #define SOC_DOUBLE_R_S_EXT_TLV(xname, reg_left, reg_right, xshift, xmin, xmax, \ 299 xsign_bit, xinvert, xhandler_get, xhandler_put, \ 300 tlv_array) \ 301 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), \ 302 .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ | \ 303 SNDRV_CTL_ELEM_ACCESS_READWRITE, \ 304 .tlv.p = (tlv_array), \ 305 .info = snd_soc_info_volsw, \ 306 .get = xhandler_get, .put = xhandler_put, \ 307 .private_value = SOC_DOUBLE_R_S_VALUE(reg_left, reg_right, xshift, \ 308 xmin, xmax, xsign_bit, xinvert) } 309 #define SOC_SINGLE_S_EXT_TLV(xname, xreg, xshift, xmin, xmax, \ 310 xsign_bit, xinvert, xhandler_get, xhandler_put, \ 311 tlv_array) \ 312 SOC_DOUBLE_R_S_EXT_TLV(xname, xreg, xreg, xshift, xmin, xmax, \ 313 xsign_bit, xinvert, xhandler_get, xhandler_put, \ 314 tlv_array) 315 #define SOC_SINGLE_BOOL_EXT(xname, xdata, xhandler_get, xhandler_put) \ 316 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \ 317 .info = snd_soc_info_bool_ext, \ 318 .get = xhandler_get, .put = xhandler_put, \ 319 .private_value = xdata } 320 #define SOC_ENUM_EXT(xname, xenum, xhandler_get, xhandler_put) \ 321 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \ 322 .info = snd_soc_info_enum_double, \ 323 .get = xhandler_get, .put = xhandler_put, \ 324 .private_value = (unsigned long)&xenum } 325 #define SOC_VALUE_ENUM_EXT(xname, xenum, xhandler_get, xhandler_put) \ 326 SOC_ENUM_EXT(xname, xenum, xhandler_get, xhandler_put) 327 328 #define SND_SOC_BYTES(xname, xbase, xregs) \ 329 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \ 330 .info = snd_soc_bytes_info, .get = snd_soc_bytes_get, \ 331 .put = snd_soc_bytes_put, .private_value = \ 332 ((unsigned long)&(struct soc_bytes) \ 333 {.base = xbase, .num_regs = xregs }) } 334 #define SND_SOC_BYTES_E(xname, xbase, xregs, xhandler_get, xhandler_put) \ 335 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \ 336 .info = snd_soc_bytes_info, .get = xhandler_get, \ 337 .put = xhandler_put, .private_value = \ 338 ((unsigned long)&(struct soc_bytes) \ 339 {.base = xbase, .num_regs = xregs }) } 340 341 #define SND_SOC_BYTES_MASK(xname, xbase, xregs, xmask) \ 342 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \ 343 .info = snd_soc_bytes_info, .get = snd_soc_bytes_get, \ 344 .put = snd_soc_bytes_put, .private_value = \ 345 ((unsigned long)&(struct soc_bytes) \ 346 {.base = xbase, .num_regs = xregs, \ 347 .mask = xmask }) } 348 349 /* 350 * SND_SOC_BYTES_EXT is deprecated, please USE SND_SOC_BYTES_TLV instead 351 */ 352 #define SND_SOC_BYTES_EXT(xname, xcount, xhandler_get, xhandler_put) \ 353 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \ 354 .info = snd_soc_bytes_info_ext, \ 355 .get = xhandler_get, .put = xhandler_put, \ 356 .private_value = (unsigned long)&(struct soc_bytes_ext) \ 357 {.max = xcount} } 358 #define SND_SOC_BYTES_TLV(xname, xcount, xhandler_get, xhandler_put) \ 359 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \ 360 .access = SNDRV_CTL_ELEM_ACCESS_TLV_READWRITE | \ 361 SNDRV_CTL_ELEM_ACCESS_TLV_CALLBACK, \ 362 .tlv.c = (snd_soc_bytes_tlv_callback), \ 363 .info = snd_soc_bytes_info_ext, \ 364 .private_value = (unsigned long)&(struct soc_bytes_ext) \ 365 {.max = xcount, .get = xhandler_get, .put = xhandler_put, } } 366 #define SOC_SINGLE_XR_SX(xname, xregbase, xregcount, xnbits, \ 367 xmin, xmax, xinvert) \ 368 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), \ 369 .info = snd_soc_info_xr_sx, .get = snd_soc_get_xr_sx, \ 370 .put = snd_soc_put_xr_sx, \ 371 .private_value = (unsigned long)&(struct soc_mreg_control) \ 372 {.regbase = xregbase, .regcount = xregcount, .nbits = xnbits, \ 373 .invert = xinvert, .min = xmin, .max = xmax} } 374 375 #define SOC_SINGLE_STROBE(xname, xreg, xshift, xinvert) \ 376 SOC_SINGLE_EXT(xname, xreg, xshift, 1, xinvert, \ 377 snd_soc_get_strobe, snd_soc_put_strobe) 378 379 /* 380 * Simplified versions of above macros, declaring a struct and calculating 381 * ARRAY_SIZE internally 382 */ 383 #define SOC_ENUM_DOUBLE_DECL(name, xreg, xshift_l, xshift_r, xtexts) \ 384 const struct soc_enum name = SOC_ENUM_DOUBLE(xreg, xshift_l, xshift_r, \ 385 ARRAY_SIZE(xtexts), xtexts) 386 #define SOC_ENUM_SINGLE_DECL(name, xreg, xshift, xtexts) \ 387 SOC_ENUM_DOUBLE_DECL(name, xreg, xshift, xshift, xtexts) 388 #define SOC_ENUM_SINGLE_EXT_DECL(name, xtexts) \ 389 const struct soc_enum name = SOC_ENUM_SINGLE_EXT(ARRAY_SIZE(xtexts), xtexts) 390 #define SOC_VALUE_ENUM_DOUBLE_DECL(name, xreg, xshift_l, xshift_r, xmask, xtexts, xvalues) \ 391 const struct soc_enum name = SOC_VALUE_ENUM_DOUBLE(xreg, xshift_l, xshift_r, xmask, \ 392 ARRAY_SIZE(xtexts), xtexts, xvalues) 393 #define SOC_VALUE_ENUM_SINGLE_DECL(name, xreg, xshift, xmask, xtexts, xvalues) \ 394 SOC_VALUE_ENUM_DOUBLE_DECL(name, xreg, xshift, xshift, xmask, xtexts, xvalues) 395 396 #define SOC_VALUE_ENUM_SINGLE_AUTODISABLE_DECL(name, xreg, xshift, xmask, xtexts, xvalues) \ 397 const struct soc_enum name = SOC_VALUE_ENUM_SINGLE_AUTODISABLE(xreg, \ 398 xshift, xmask, ARRAY_SIZE(xtexts), xtexts, xvalues) 399 400 #define SOC_ENUM_SINGLE_VIRT_DECL(name, xtexts) \ 401 const struct soc_enum name = SOC_ENUM_SINGLE_VIRT(ARRAY_SIZE(xtexts), xtexts) 402 403 struct device_node; 404 struct snd_jack; 405 struct snd_soc_card; 406 struct snd_soc_pcm_stream; 407 struct snd_soc_ops; 408 struct snd_soc_pcm_runtime; 409 struct snd_soc_dai; 410 struct snd_soc_dai_driver; 411 struct snd_soc_dai_link; 412 struct snd_soc_component; 413 struct snd_soc_component_driver; 414 struct soc_enum; 415 struct snd_soc_jack; 416 struct snd_soc_jack_zone; 417 struct snd_soc_jack_pin; 418 #include <sound/soc-dapm.h> 419 #include <sound/soc-dpcm.h> 420 #include <sound/soc-topology.h> 421 422 struct snd_soc_jack_gpio; 423 424 enum snd_soc_pcm_subclass { 425 SND_SOC_PCM_CLASS_PCM = 0, 426 SND_SOC_PCM_CLASS_BE = 1, 427 }; 428 429 int snd_soc_register_card(struct snd_soc_card *card); 430 void snd_soc_unregister_card(struct snd_soc_card *card); 431 int devm_snd_soc_register_card(struct device *dev, struct snd_soc_card *card); 432 #ifdef CONFIG_PM_SLEEP 433 int snd_soc_suspend(struct device *dev); 434 int snd_soc_resume(struct device *dev); 435 #else 436 static inline int snd_soc_suspend(struct device *dev) 437 { 438 return 0; 439 } 440 441 static inline int snd_soc_resume(struct device *dev) 442 { 443 return 0; 444 } 445 #endif 446 int snd_soc_poweroff(struct device *dev); 447 int snd_soc_component_initialize(struct snd_soc_component *component, 448 const struct snd_soc_component_driver *driver, 449 struct device *dev); 450 int snd_soc_add_component(struct snd_soc_component *component, 451 struct snd_soc_dai_driver *dai_drv, 452 int num_dai); 453 int snd_soc_register_component(struct device *dev, 454 const struct snd_soc_component_driver *component_driver, 455 struct snd_soc_dai_driver *dai_drv, int num_dai); 456 int devm_snd_soc_register_component(struct device *dev, 457 const struct snd_soc_component_driver *component_driver, 458 struct snd_soc_dai_driver *dai_drv, int num_dai); 459 void snd_soc_unregister_component(struct device *dev); 460 void snd_soc_unregister_component_by_driver(struct device *dev, 461 const struct snd_soc_component_driver *component_driver); 462 struct snd_soc_component *snd_soc_lookup_component_nolocked(struct device *dev, 463 const char *driver_name); 464 struct snd_soc_component *snd_soc_lookup_component(struct device *dev, 465 const char *driver_name); 466 467 int soc_new_pcm(struct snd_soc_pcm_runtime *rtd, int num); 468 #ifdef CONFIG_SND_SOC_COMPRESS 469 int snd_soc_new_compress(struct snd_soc_pcm_runtime *rtd, int num); 470 #else 471 static inline int snd_soc_new_compress(struct snd_soc_pcm_runtime *rtd, int num) 472 { 473 return 0; 474 } 475 #endif 476 477 void snd_soc_disconnect_sync(struct device *dev); 478 479 struct snd_soc_pcm_runtime *snd_soc_get_pcm_runtime(struct snd_soc_card *card, 480 struct snd_soc_dai_link *dai_link); 481 482 bool snd_soc_runtime_ignore_pmdown_time(struct snd_soc_pcm_runtime *rtd); 483 484 void snd_soc_runtime_action(struct snd_soc_pcm_runtime *rtd, 485 int stream, int action); 486 static inline void snd_soc_runtime_activate(struct snd_soc_pcm_runtime *rtd, 487 int stream) 488 { 489 snd_soc_runtime_action(rtd, stream, 1); 490 } 491 static inline void snd_soc_runtime_deactivate(struct snd_soc_pcm_runtime *rtd, 492 int stream) 493 { 494 snd_soc_runtime_action(rtd, stream, -1); 495 } 496 497 int snd_soc_runtime_calc_hw(struct snd_soc_pcm_runtime *rtd, 498 struct snd_pcm_hardware *hw, int stream); 499 500 int snd_soc_runtime_set_dai_fmt(struct snd_soc_pcm_runtime *rtd, 501 unsigned int dai_fmt); 502 503 #ifdef CONFIG_DMI 504 int snd_soc_set_dmi_name(struct snd_soc_card *card, const char *flavour); 505 #else 506 static inline int snd_soc_set_dmi_name(struct snd_soc_card *card, 507 const char *flavour) 508 { 509 return 0; 510 } 511 #endif 512 513 /* Utility functions to get clock rates from various things */ 514 int snd_soc_calc_frame_size(int sample_size, int channels, int tdm_slots); 515 int snd_soc_params_to_frame_size(struct snd_pcm_hw_params *params); 516 int snd_soc_calc_bclk(int fs, int sample_size, int channels, int tdm_slots); 517 int snd_soc_params_to_bclk(struct snd_pcm_hw_params *parms); 518 int snd_soc_tdm_params_to_bclk(struct snd_pcm_hw_params *params, 519 int tdm_width, int tdm_slots, int slot_multiple); 520 521 /* set runtime hw params */ 522 int snd_soc_set_runtime_hwparams(struct snd_pcm_substream *substream, 523 const struct snd_pcm_hardware *hw); 524 525 struct snd_ac97 *snd_soc_alloc_ac97_component(struct snd_soc_component *component); 526 struct snd_ac97 *snd_soc_new_ac97_component(struct snd_soc_component *component, 527 unsigned int id, unsigned int id_mask); 528 void snd_soc_free_ac97_component(struct snd_ac97 *ac97); 529 530 #ifdef CONFIG_SND_SOC_AC97_BUS 531 int snd_soc_set_ac97_ops(struct snd_ac97_bus_ops *ops); 532 int snd_soc_set_ac97_ops_of_reset(struct snd_ac97_bus_ops *ops, 533 struct platform_device *pdev); 534 535 extern struct snd_ac97_bus_ops *soc_ac97_ops; 536 #else 537 static inline int snd_soc_set_ac97_ops_of_reset(struct snd_ac97_bus_ops *ops, 538 struct platform_device *pdev) 539 { 540 return 0; 541 } 542 543 static inline int snd_soc_set_ac97_ops(struct snd_ac97_bus_ops *ops) 544 { 545 return 0; 546 } 547 #endif 548 549 /* 550 *Controls 551 */ 552 struct snd_kcontrol *snd_soc_cnew(const struct snd_kcontrol_new *_template, 553 void *data, const char *long_name, 554 const char *prefix); 555 int snd_soc_add_component_controls(struct snd_soc_component *component, 556 const struct snd_kcontrol_new *controls, unsigned int num_controls); 557 int snd_soc_add_card_controls(struct snd_soc_card *soc_card, 558 const struct snd_kcontrol_new *controls, int num_controls); 559 int snd_soc_add_dai_controls(struct snd_soc_dai *dai, 560 const struct snd_kcontrol_new *controls, int num_controls); 561 int snd_soc_info_enum_double(struct snd_kcontrol *kcontrol, 562 struct snd_ctl_elem_info *uinfo); 563 int snd_soc_get_enum_double(struct snd_kcontrol *kcontrol, 564 struct snd_ctl_elem_value *ucontrol); 565 int snd_soc_put_enum_double(struct snd_kcontrol *kcontrol, 566 struct snd_ctl_elem_value *ucontrol); 567 int snd_soc_info_volsw(struct snd_kcontrol *kcontrol, 568 struct snd_ctl_elem_info *uinfo); 569 int snd_soc_info_volsw_sx(struct snd_kcontrol *kcontrol, 570 struct snd_ctl_elem_info *uinfo); 571 #define snd_soc_info_bool_ext snd_ctl_boolean_mono_info 572 int snd_soc_get_volsw(struct snd_kcontrol *kcontrol, 573 struct snd_ctl_elem_value *ucontrol); 574 int snd_soc_put_volsw(struct snd_kcontrol *kcontrol, 575 struct snd_ctl_elem_value *ucontrol); 576 #define snd_soc_get_volsw_2r snd_soc_get_volsw 577 #define snd_soc_put_volsw_2r snd_soc_put_volsw 578 int snd_soc_get_volsw_sx(struct snd_kcontrol *kcontrol, 579 struct snd_ctl_elem_value *ucontrol); 580 int snd_soc_put_volsw_sx(struct snd_kcontrol *kcontrol, 581 struct snd_ctl_elem_value *ucontrol); 582 int snd_soc_info_volsw_range(struct snd_kcontrol *kcontrol, 583 struct snd_ctl_elem_info *uinfo); 584 int snd_soc_put_volsw_range(struct snd_kcontrol *kcontrol, 585 struct snd_ctl_elem_value *ucontrol); 586 int snd_soc_get_volsw_range(struct snd_kcontrol *kcontrol, 587 struct snd_ctl_elem_value *ucontrol); 588 int snd_soc_limit_volume(struct snd_soc_card *card, 589 const char *name, int max); 590 int snd_soc_bytes_info(struct snd_kcontrol *kcontrol, 591 struct snd_ctl_elem_info *uinfo); 592 int snd_soc_bytes_get(struct snd_kcontrol *kcontrol, 593 struct snd_ctl_elem_value *ucontrol); 594 int snd_soc_bytes_put(struct snd_kcontrol *kcontrol, 595 struct snd_ctl_elem_value *ucontrol); 596 int snd_soc_bytes_info_ext(struct snd_kcontrol *kcontrol, 597 struct snd_ctl_elem_info *ucontrol); 598 int snd_soc_bytes_tlv_callback(struct snd_kcontrol *kcontrol, int op_flag, 599 unsigned int size, unsigned int __user *tlv); 600 int snd_soc_info_xr_sx(struct snd_kcontrol *kcontrol, 601 struct snd_ctl_elem_info *uinfo); 602 int snd_soc_get_xr_sx(struct snd_kcontrol *kcontrol, 603 struct snd_ctl_elem_value *ucontrol); 604 int snd_soc_put_xr_sx(struct snd_kcontrol *kcontrol, 605 struct snd_ctl_elem_value *ucontrol); 606 int snd_soc_get_strobe(struct snd_kcontrol *kcontrol, 607 struct snd_ctl_elem_value *ucontrol); 608 int snd_soc_put_strobe(struct snd_kcontrol *kcontrol, 609 struct snd_ctl_elem_value *ucontrol); 610 611 enum snd_soc_trigger_order { 612 /* start stop */ 613 SND_SOC_TRIGGER_ORDER_DEFAULT = 0, /* Link->Component->DAI DAI->Component->Link */ 614 SND_SOC_TRIGGER_ORDER_LDC, /* Link->DAI->Component Component->DAI->Link */ 615 616 SND_SOC_TRIGGER_ORDER_MAX, 617 }; 618 619 /* SoC PCM stream information */ 620 struct snd_soc_pcm_stream { 621 const char *stream_name; 622 u64 formats; /* SNDRV_PCM_FMTBIT_* */ 623 unsigned int rates; /* SNDRV_PCM_RATE_* */ 624 unsigned int rate_min; /* min rate */ 625 unsigned int rate_max; /* max rate */ 626 unsigned int channels_min; /* min channels */ 627 unsigned int channels_max; /* max channels */ 628 unsigned int sig_bits; /* number of bits of content */ 629 }; 630 631 /* SoC audio ops */ 632 struct snd_soc_ops { 633 int (*startup)(struct snd_pcm_substream *); 634 void (*shutdown)(struct snd_pcm_substream *); 635 int (*hw_params)(struct snd_pcm_substream *, struct snd_pcm_hw_params *); 636 int (*hw_free)(struct snd_pcm_substream *); 637 int (*prepare)(struct snd_pcm_substream *); 638 int (*trigger)(struct snd_pcm_substream *, int); 639 }; 640 641 struct snd_soc_compr_ops { 642 int (*startup)(struct snd_compr_stream *); 643 void (*shutdown)(struct snd_compr_stream *); 644 int (*set_params)(struct snd_compr_stream *); 645 }; 646 647 struct snd_soc_component* 648 snd_soc_rtdcom_lookup(struct snd_soc_pcm_runtime *rtd, 649 const char *driver_name); 650 651 struct snd_soc_dai_link_component { 652 const char *name; 653 struct device_node *of_node; 654 const char *dai_name; 655 struct of_phandle_args *dai_args; 656 }; 657 658 struct snd_soc_dai_link_codec_ch_map { 659 unsigned int connected_cpu_id; 660 unsigned int ch_mask; 661 }; 662 663 struct snd_soc_dai_link { 664 /* config - must be set by machine driver */ 665 const char *name; /* Codec name */ 666 const char *stream_name; /* Stream name */ 667 668 /* 669 * You MAY specify the link's CPU-side device, either by device name, 670 * or by DT/OF node, but not both. If this information is omitted, 671 * the CPU-side DAI is matched using .cpu_dai_name only, which hence 672 * must be globally unique. These fields are currently typically used 673 * only for codec to codec links, or systems using device tree. 674 */ 675 /* 676 * You MAY specify the DAI name of the CPU DAI. If this information is 677 * omitted, the CPU-side DAI is matched using .cpu_name/.cpu_of_node 678 * only, which only works well when that device exposes a single DAI. 679 */ 680 struct snd_soc_dai_link_component *cpus; 681 unsigned int num_cpus; 682 683 /* 684 * You MUST specify the link's codec, either by device name, or by 685 * DT/OF node, but not both. 686 */ 687 /* You MUST specify the DAI name within the codec */ 688 struct snd_soc_dai_link_component *codecs; 689 unsigned int num_codecs; 690 691 struct snd_soc_dai_link_codec_ch_map *codec_ch_maps; 692 /* 693 * You MAY specify the link's platform/PCM/DMA driver, either by 694 * device name, or by DT/OF node, but not both. Some forms of link 695 * do not need a platform. In such case, platforms are not mandatory. 696 */ 697 struct snd_soc_dai_link_component *platforms; 698 unsigned int num_platforms; 699 700 int id; /* optional ID for machine driver link identification */ 701 702 /* 703 * for Codec2Codec 704 */ 705 const struct snd_soc_pcm_stream *c2c_params; 706 unsigned int num_c2c_params; 707 708 unsigned int dai_fmt; /* format to set on init */ 709 710 enum snd_soc_dpcm_trigger trigger[2]; /* trigger type for DPCM */ 711 712 /* codec/machine specific init - e.g. add machine controls */ 713 int (*init)(struct snd_soc_pcm_runtime *rtd); 714 715 /* codec/machine specific exit - dual of init() */ 716 void (*exit)(struct snd_soc_pcm_runtime *rtd); 717 718 /* optional hw_params re-writing for BE and FE sync */ 719 int (*be_hw_params_fixup)(struct snd_soc_pcm_runtime *rtd, 720 struct snd_pcm_hw_params *params); 721 722 /* machine stream operations */ 723 const struct snd_soc_ops *ops; 724 const struct snd_soc_compr_ops *compr_ops; 725 726 /* 727 * soc_pcm_trigger() start/stop sequence. 728 * see also 729 * snd_soc_component_driver 730 * soc_pcm_trigger() 731 */ 732 enum snd_soc_trigger_order trigger_start; 733 enum snd_soc_trigger_order trigger_stop; 734 735 /* Mark this pcm with non atomic ops */ 736 unsigned int nonatomic:1; 737 738 /* For unidirectional dai links */ 739 unsigned int playback_only:1; 740 unsigned int capture_only:1; 741 742 /* Keep DAI active over suspend */ 743 unsigned int ignore_suspend:1; 744 745 /* Symmetry requirements */ 746 unsigned int symmetric_rate:1; 747 unsigned int symmetric_channels:1; 748 unsigned int symmetric_sample_bits:1; 749 750 /* Do not create a PCM for this DAI link (Backend link) */ 751 unsigned int no_pcm:1; 752 753 /* This DAI link can route to other DAI links at runtime (Frontend)*/ 754 unsigned int dynamic:1; 755 756 /* DPCM capture and Playback support */ 757 unsigned int dpcm_capture:1; 758 unsigned int dpcm_playback:1; 759 760 /* DPCM used FE & BE merged format */ 761 unsigned int dpcm_merged_format:1; 762 /* DPCM used FE & BE merged channel */ 763 unsigned int dpcm_merged_chan:1; 764 /* DPCM used FE & BE merged rate */ 765 unsigned int dpcm_merged_rate:1; 766 767 /* pmdown_time is ignored at stop */ 768 unsigned int ignore_pmdown_time:1; 769 770 /* Do not create a PCM for this DAI link (Backend link) */ 771 unsigned int ignore:1; 772 773 #ifdef CONFIG_SND_SOC_TOPOLOGY 774 struct snd_soc_dobj dobj; /* For topology */ 775 #endif 776 }; 777 778 static inline struct snd_soc_dai_link_component* 779 snd_soc_link_to_cpu(struct snd_soc_dai_link *link, int n) { 780 return &(link)->cpus[n]; 781 } 782 783 static inline struct snd_soc_dai_link_component* 784 snd_soc_link_to_codec(struct snd_soc_dai_link *link, int n) { 785 return &(link)->codecs[n]; 786 } 787 788 static inline struct snd_soc_dai_link_component* 789 snd_soc_link_to_platform(struct snd_soc_dai_link *link, int n) { 790 return &(link)->platforms[n]; 791 } 792 793 #define for_each_link_codecs(link, i, codec) \ 794 for ((i) = 0; \ 795 ((i) < link->num_codecs) && \ 796 ((codec) = snd_soc_link_to_codec(link, i)); \ 797 (i)++) 798 799 #define for_each_link_platforms(link, i, platform) \ 800 for ((i) = 0; \ 801 ((i) < link->num_platforms) && \ 802 ((platform) = snd_soc_link_to_platform(link, i)); \ 803 (i)++) 804 805 #define for_each_link_cpus(link, i, cpu) \ 806 for ((i) = 0; \ 807 ((i) < link->num_cpus) && \ 808 ((cpu) = snd_soc_link_to_cpu(link, i)); \ 809 (i)++) 810 811 /* 812 * Sample 1 : Single CPU/Codec/Platform 813 * 814 * SND_SOC_DAILINK_DEFS(test, 815 * DAILINK_COMP_ARRAY(COMP_CPU("cpu_dai")), 816 * DAILINK_COMP_ARRAY(COMP_CODEC("codec", "codec_dai")), 817 * DAILINK_COMP_ARRAY(COMP_PLATFORM("platform"))); 818 * 819 * struct snd_soc_dai_link link = { 820 * ... 821 * SND_SOC_DAILINK_REG(test), 822 * }; 823 * 824 * Sample 2 : Multi CPU/Codec, no Platform 825 * 826 * SND_SOC_DAILINK_DEFS(test, 827 * DAILINK_COMP_ARRAY(COMP_CPU("cpu_dai1"), 828 * COMP_CPU("cpu_dai2")), 829 * DAILINK_COMP_ARRAY(COMP_CODEC("codec1", "codec_dai1"), 830 * COMP_CODEC("codec2", "codec_dai2"))); 831 * 832 * struct snd_soc_dai_link link = { 833 * ... 834 * SND_SOC_DAILINK_REG(test), 835 * }; 836 * 837 * Sample 3 : Define each CPU/Codec/Platform manually 838 * 839 * SND_SOC_DAILINK_DEF(test_cpu, 840 * DAILINK_COMP_ARRAY(COMP_CPU("cpu_dai1"), 841 * COMP_CPU("cpu_dai2"))); 842 * SND_SOC_DAILINK_DEF(test_codec, 843 * DAILINK_COMP_ARRAY(COMP_CODEC("codec1", "codec_dai1"), 844 * COMP_CODEC("codec2", "codec_dai2"))); 845 * SND_SOC_DAILINK_DEF(test_platform, 846 * DAILINK_COMP_ARRAY(COMP_PLATFORM("platform"))); 847 * 848 * struct snd_soc_dai_link link = { 849 * ... 850 * SND_SOC_DAILINK_REG(test_cpu, 851 * test_codec, 852 * test_platform), 853 * }; 854 * 855 * Sample 4 : Sample3 without platform 856 * 857 * struct snd_soc_dai_link link = { 858 * ... 859 * SND_SOC_DAILINK_REG(test_cpu, 860 * test_codec); 861 * }; 862 */ 863 864 #define SND_SOC_DAILINK_REG1(name) SND_SOC_DAILINK_REG3(name##_cpus, name##_codecs, name##_platforms) 865 #define SND_SOC_DAILINK_REG2(cpu, codec) SND_SOC_DAILINK_REG3(cpu, codec, null_dailink_component) 866 #define SND_SOC_DAILINK_REG3(cpu, codec, platform) \ 867 .cpus = cpu, \ 868 .num_cpus = ARRAY_SIZE(cpu), \ 869 .codecs = codec, \ 870 .num_codecs = ARRAY_SIZE(codec), \ 871 .platforms = platform, \ 872 .num_platforms = ARRAY_SIZE(platform) 873 874 #define SND_SOC_DAILINK_REG(...) \ 875 CONCATENATE(SND_SOC_DAILINK_REG, COUNT_ARGS(__VA_ARGS__))(__VA_ARGS__) 876 877 #define SND_SOC_DAILINK_DEF(name, def...) \ 878 static struct snd_soc_dai_link_component name[] = { def } 879 880 #define SND_SOC_DAILINK_DEFS(name, cpu, codec, platform...) \ 881 SND_SOC_DAILINK_DEF(name##_cpus, cpu); \ 882 SND_SOC_DAILINK_DEF(name##_codecs, codec); \ 883 SND_SOC_DAILINK_DEF(name##_platforms, platform) 884 885 #define DAILINK_COMP_ARRAY(param...) param 886 #define COMP_EMPTY() { } 887 #define COMP_CPU(_dai) { .dai_name = _dai, } 888 #define COMP_CODEC(_name, _dai) { .name = _name, .dai_name = _dai, } 889 #define COMP_PLATFORM(_name) { .name = _name } 890 #define COMP_AUX(_name) { .name = _name } 891 #define COMP_CODEC_CONF(_name) { .name = _name } 892 #define COMP_DUMMY() { .name = "snd-soc-dummy", .dai_name = "snd-soc-dummy-dai", } 893 894 extern struct snd_soc_dai_link_component null_dailink_component[0]; 895 extern struct snd_soc_dai_link_component snd_soc_dummy_dlc; 896 897 898 struct snd_soc_codec_conf { 899 /* 900 * specify device either by device name, or by 901 * DT/OF node, but not both. 902 */ 903 struct snd_soc_dai_link_component dlc; 904 905 /* 906 * optional map of kcontrol, widget and path name prefixes that are 907 * associated per device 908 */ 909 const char *name_prefix; 910 }; 911 912 struct snd_soc_aux_dev { 913 /* 914 * specify multi-codec either by device name, or by 915 * DT/OF node, but not both. 916 */ 917 struct snd_soc_dai_link_component dlc; 918 919 /* codec/machine specific init - e.g. add machine controls */ 920 int (*init)(struct snd_soc_component *component); 921 }; 922 923 /* SoC card */ 924 struct snd_soc_card { 925 const char *name; 926 const char *long_name; 927 const char *driver_name; 928 const char *components; 929 #ifdef CONFIG_DMI 930 char dmi_longname[80]; 931 #endif /* CONFIG_DMI */ 932 933 #ifdef CONFIG_PCI 934 /* 935 * PCI does not define 0 as invalid, so pci_subsystem_set indicates 936 * whether a value has been written to these fields. 937 */ 938 unsigned short pci_subsystem_vendor; 939 unsigned short pci_subsystem_device; 940 bool pci_subsystem_set; 941 #endif /* CONFIG_PCI */ 942 943 char topology_shortname[32]; 944 945 struct device *dev; 946 struct snd_card *snd_card; 947 struct module *owner; 948 949 struct mutex mutex; 950 struct mutex dapm_mutex; 951 952 /* Mutex for PCM operations */ 953 struct mutex pcm_mutex; 954 enum snd_soc_pcm_subclass pcm_subclass; 955 956 int (*probe)(struct snd_soc_card *card); 957 int (*late_probe)(struct snd_soc_card *card); 958 void (*fixup_controls)(struct snd_soc_card *card); 959 int (*remove)(struct snd_soc_card *card); 960 961 /* the pre and post PM functions are used to do any PM work before and 962 * after the codec and DAI's do any PM work. */ 963 int (*suspend_pre)(struct snd_soc_card *card); 964 int (*suspend_post)(struct snd_soc_card *card); 965 int (*resume_pre)(struct snd_soc_card *card); 966 int (*resume_post)(struct snd_soc_card *card); 967 968 /* callbacks */ 969 int (*set_bias_level)(struct snd_soc_card *, 970 struct snd_soc_dapm_context *dapm, 971 enum snd_soc_bias_level level); 972 int (*set_bias_level_post)(struct snd_soc_card *, 973 struct snd_soc_dapm_context *dapm, 974 enum snd_soc_bias_level level); 975 976 int (*add_dai_link)(struct snd_soc_card *, 977 struct snd_soc_dai_link *link); 978 void (*remove_dai_link)(struct snd_soc_card *, 979 struct snd_soc_dai_link *link); 980 981 long pmdown_time; 982 983 /* CPU <--> Codec DAI links */ 984 struct snd_soc_dai_link *dai_link; /* predefined links only */ 985 int num_links; /* predefined links only */ 986 987 struct list_head rtd_list; 988 int num_rtd; 989 990 /* optional codec specific configuration */ 991 struct snd_soc_codec_conf *codec_conf; 992 int num_configs; 993 994 /* 995 * optional auxiliary devices such as amplifiers or codecs with DAI 996 * link unused 997 */ 998 struct snd_soc_aux_dev *aux_dev; 999 int num_aux_devs; 1000 struct list_head aux_comp_list; 1001 1002 const struct snd_kcontrol_new *controls; 1003 int num_controls; 1004 1005 /* 1006 * Card-specific routes and widgets. 1007 * Note: of_dapm_xxx for Device Tree; Otherwise for driver build-in. 1008 */ 1009 const struct snd_soc_dapm_widget *dapm_widgets; 1010 int num_dapm_widgets; 1011 const struct snd_soc_dapm_route *dapm_routes; 1012 int num_dapm_routes; 1013 const struct snd_soc_dapm_widget *of_dapm_widgets; 1014 int num_of_dapm_widgets; 1015 const struct snd_soc_dapm_route *of_dapm_routes; 1016 int num_of_dapm_routes; 1017 1018 /* lists of probed devices belonging to this card */ 1019 struct list_head component_dev_list; 1020 struct list_head list; 1021 1022 struct list_head widgets; 1023 struct list_head paths; 1024 struct list_head dapm_list; 1025 struct list_head dapm_dirty; 1026 1027 /* attached dynamic objects */ 1028 struct list_head dobj_list; 1029 1030 /* Generic DAPM context for the card */ 1031 struct snd_soc_dapm_context dapm; 1032 struct snd_soc_dapm_stats dapm_stats; 1033 struct snd_soc_dapm_update *update; 1034 1035 #ifdef CONFIG_DEBUG_FS 1036 struct dentry *debugfs_card_root; 1037 #endif 1038 #ifdef CONFIG_PM_SLEEP 1039 struct work_struct deferred_resume_work; 1040 #endif 1041 u32 pop_time; 1042 1043 /* bit field */ 1044 unsigned int instantiated:1; 1045 unsigned int topology_shortname_created:1; 1046 unsigned int fully_routed:1; 1047 unsigned int disable_route_checks:1; 1048 unsigned int probed:1; 1049 unsigned int component_chaining:1; 1050 1051 void *drvdata; 1052 }; 1053 #define for_each_card_prelinks(card, i, link) \ 1054 for ((i) = 0; \ 1055 ((i) < (card)->num_links) && ((link) = &(card)->dai_link[i]); \ 1056 (i)++) 1057 #define for_each_card_pre_auxs(card, i, aux) \ 1058 for ((i) = 0; \ 1059 ((i) < (card)->num_aux_devs) && ((aux) = &(card)->aux_dev[i]); \ 1060 (i)++) 1061 1062 #define for_each_card_rtds(card, rtd) \ 1063 list_for_each_entry(rtd, &(card)->rtd_list, list) 1064 #define for_each_card_rtds_safe(card, rtd, _rtd) \ 1065 list_for_each_entry_safe(rtd, _rtd, &(card)->rtd_list, list) 1066 1067 #define for_each_card_auxs(card, component) \ 1068 list_for_each_entry(component, &card->aux_comp_list, card_aux_list) 1069 #define for_each_card_auxs_safe(card, component, _comp) \ 1070 list_for_each_entry_safe(component, _comp, \ 1071 &card->aux_comp_list, card_aux_list) 1072 1073 #define for_each_card_components(card, component) \ 1074 list_for_each_entry(component, &(card)->component_dev_list, card_list) 1075 1076 #define for_each_card_dapms(card, dapm) \ 1077 list_for_each_entry(dapm, &card->dapm_list, list) 1078 1079 #define for_each_card_widgets(card, w)\ 1080 list_for_each_entry(w, &card->widgets, list) 1081 #define for_each_card_widgets_safe(card, w, _w) \ 1082 list_for_each_entry_safe(w, _w, &card->widgets, list) 1083 1084 1085 static inline int snd_soc_card_is_instantiated(struct snd_soc_card *card) 1086 { 1087 return card && card->instantiated; 1088 } 1089 1090 /* SoC machine DAI configuration, glues a codec and cpu DAI together */ 1091 struct snd_soc_pcm_runtime { 1092 struct device *dev; 1093 struct snd_soc_card *card; 1094 struct snd_soc_dai_link *dai_link; 1095 struct snd_pcm_ops ops; 1096 1097 unsigned int c2c_params_select; /* currently selected c2c_param for dai link */ 1098 1099 /* Dynamic PCM BE runtime data */ 1100 struct snd_soc_dpcm_runtime dpcm[SNDRV_PCM_STREAM_LAST + 1]; 1101 struct snd_soc_dapm_widget *c2c_widget[SNDRV_PCM_STREAM_LAST + 1]; 1102 1103 long pmdown_time; 1104 1105 /* runtime devices */ 1106 struct snd_pcm *pcm; 1107 struct snd_compr *compr; 1108 1109 /* 1110 * dais = cpu_dai + codec_dai 1111 * see 1112 * soc_new_pcm_runtime() 1113 * snd_soc_rtd_to_cpu() 1114 * snd_soc_rtd_to_codec() 1115 */ 1116 struct snd_soc_dai **dais; 1117 1118 struct delayed_work delayed_work; 1119 void (*close_delayed_work_func)(struct snd_soc_pcm_runtime *rtd); 1120 #ifdef CONFIG_DEBUG_FS 1121 struct dentry *debugfs_dpcm_root; 1122 #endif 1123 1124 unsigned int num; /* 0-based and monotonic increasing */ 1125 struct list_head list; /* rtd list of the soc card */ 1126 1127 /* function mark */ 1128 struct snd_pcm_substream *mark_startup; 1129 struct snd_pcm_substream *mark_hw_params; 1130 struct snd_pcm_substream *mark_trigger; 1131 struct snd_compr_stream *mark_compr_startup; 1132 1133 /* bit field */ 1134 unsigned int pop_wait:1; 1135 unsigned int fe_compr:1; /* for Dynamic PCM */ 1136 1137 bool initialized; 1138 1139 int num_components; 1140 struct snd_soc_component *components[]; /* CPU/Codec/Platform */ 1141 }; 1142 1143 /* see soc_new_pcm_runtime() */ 1144 #define snd_soc_rtd_to_cpu(rtd, n) (rtd)->dais[n] 1145 #define snd_soc_rtd_to_codec(rtd, n) (rtd)->dais[n + (rtd)->dai_link->num_cpus] 1146 #define snd_soc_substream_to_rtd(substream) \ 1147 (struct snd_soc_pcm_runtime *)snd_pcm_substream_chip(substream) 1148 1149 #define for_each_rtd_components(rtd, i, component) \ 1150 for ((i) = 0, component = NULL; \ 1151 ((i) < rtd->num_components) && ((component) = rtd->components[i]);\ 1152 (i)++) 1153 #define for_each_rtd_cpu_dais(rtd, i, dai) \ 1154 for ((i) = 0; \ 1155 ((i) < rtd->dai_link->num_cpus) && ((dai) = snd_soc_rtd_to_cpu(rtd, i)); \ 1156 (i)++) 1157 #define for_each_rtd_codec_dais(rtd, i, dai) \ 1158 for ((i) = 0; \ 1159 ((i) < rtd->dai_link->num_codecs) && ((dai) = snd_soc_rtd_to_codec(rtd, i)); \ 1160 (i)++) 1161 #define for_each_rtd_dais(rtd, i, dai) \ 1162 for ((i) = 0; \ 1163 ((i) < (rtd)->dai_link->num_cpus + (rtd)->dai_link->num_codecs) && \ 1164 ((dai) = (rtd)->dais[i]); \ 1165 (i)++) 1166 1167 void snd_soc_close_delayed_work(struct snd_soc_pcm_runtime *rtd); 1168 1169 /* mixer control */ 1170 struct soc_mixer_control { 1171 int min, max, platform_max; 1172 int reg, rreg; 1173 unsigned int shift, rshift; 1174 unsigned int sign_bit; 1175 unsigned int invert:1; 1176 unsigned int autodisable:1; 1177 #ifdef CONFIG_SND_SOC_TOPOLOGY 1178 struct snd_soc_dobj dobj; 1179 #endif 1180 }; 1181 1182 struct soc_bytes { 1183 int base; 1184 int num_regs; 1185 u32 mask; 1186 }; 1187 1188 struct soc_bytes_ext { 1189 int max; 1190 #ifdef CONFIG_SND_SOC_TOPOLOGY 1191 struct snd_soc_dobj dobj; 1192 #endif 1193 /* used for TLV byte control */ 1194 int (*get)(struct snd_kcontrol *kcontrol, unsigned int __user *bytes, 1195 unsigned int size); 1196 int (*put)(struct snd_kcontrol *kcontrol, const unsigned int __user *bytes, 1197 unsigned int size); 1198 }; 1199 1200 /* multi register control */ 1201 struct soc_mreg_control { 1202 long min, max; 1203 unsigned int regbase, regcount, nbits, invert; 1204 }; 1205 1206 /* enumerated kcontrol */ 1207 struct soc_enum { 1208 int reg; 1209 unsigned char shift_l; 1210 unsigned char shift_r; 1211 unsigned int items; 1212 unsigned int mask; 1213 const char * const *texts; 1214 const unsigned int *values; 1215 unsigned int autodisable:1; 1216 #ifdef CONFIG_SND_SOC_TOPOLOGY 1217 struct snd_soc_dobj dobj; 1218 #endif 1219 }; 1220 1221 static inline bool snd_soc_volsw_is_stereo(struct soc_mixer_control *mc) 1222 { 1223 if (mc->reg == mc->rreg && mc->shift == mc->rshift) 1224 return false; 1225 /* 1226 * mc->reg == mc->rreg && mc->shift != mc->rshift, or 1227 * mc->reg != mc->rreg means that the control is 1228 * stereo (bits in one register or in two registers) 1229 */ 1230 return true; 1231 } 1232 1233 static inline unsigned int snd_soc_enum_val_to_item(struct soc_enum *e, 1234 unsigned int val) 1235 { 1236 unsigned int i; 1237 1238 if (!e->values) 1239 return val; 1240 1241 for (i = 0; i < e->items; i++) 1242 if (val == e->values[i]) 1243 return i; 1244 1245 return 0; 1246 } 1247 1248 static inline unsigned int snd_soc_enum_item_to_val(struct soc_enum *e, 1249 unsigned int item) 1250 { 1251 if (!e->values) 1252 return item; 1253 1254 return e->values[item]; 1255 } 1256 1257 /** 1258 * snd_soc_kcontrol_component() - Returns the component that registered the 1259 * control 1260 * @kcontrol: The control for which to get the component 1261 * 1262 * Note: This function will work correctly if the control has been registered 1263 * for a component. With snd_soc_add_codec_controls() or via table based 1264 * setup for either a CODEC or component driver. Otherwise the behavior is 1265 * undefined. 1266 */ 1267 static inline struct snd_soc_component *snd_soc_kcontrol_component( 1268 struct snd_kcontrol *kcontrol) 1269 { 1270 return snd_kcontrol_chip(kcontrol); 1271 } 1272 1273 int snd_soc_util_init(void); 1274 void snd_soc_util_exit(void); 1275 1276 int snd_soc_of_parse_card_name(struct snd_soc_card *card, 1277 const char *propname); 1278 int snd_soc_of_parse_audio_simple_widgets(struct snd_soc_card *card, 1279 const char *propname); 1280 int snd_soc_of_parse_pin_switches(struct snd_soc_card *card, const char *prop); 1281 int snd_soc_of_get_slot_mask(struct device_node *np, 1282 const char *prop_name, 1283 unsigned int *mask); 1284 int snd_soc_of_parse_tdm_slot(struct device_node *np, 1285 unsigned int *tx_mask, 1286 unsigned int *rx_mask, 1287 unsigned int *slots, 1288 unsigned int *slot_width); 1289 void snd_soc_of_parse_node_prefix(struct device_node *np, 1290 struct snd_soc_codec_conf *codec_conf, 1291 struct device_node *of_node, 1292 const char *propname); 1293 static inline 1294 void snd_soc_of_parse_audio_prefix(struct snd_soc_card *card, 1295 struct snd_soc_codec_conf *codec_conf, 1296 struct device_node *of_node, 1297 const char *propname) 1298 { 1299 snd_soc_of_parse_node_prefix(card->dev->of_node, 1300 codec_conf, of_node, propname); 1301 } 1302 1303 int snd_soc_of_parse_audio_routing(struct snd_soc_card *card, 1304 const char *propname); 1305 int snd_soc_of_parse_aux_devs(struct snd_soc_card *card, const char *propname); 1306 1307 unsigned int snd_soc_daifmt_clock_provider_flipped(unsigned int dai_fmt); 1308 unsigned int snd_soc_daifmt_clock_provider_from_bitmap(unsigned int bit_frame); 1309 1310 unsigned int snd_soc_daifmt_parse_format(struct device_node *np, const char *prefix); 1311 unsigned int snd_soc_daifmt_parse_clock_provider_raw(struct device_node *np, 1312 const char *prefix, 1313 struct device_node **bitclkmaster, 1314 struct device_node **framemaster); 1315 #define snd_soc_daifmt_parse_clock_provider_as_bitmap(np, prefix) \ 1316 snd_soc_daifmt_parse_clock_provider_raw(np, prefix, NULL, NULL) 1317 #define snd_soc_daifmt_parse_clock_provider_as_phandle \ 1318 snd_soc_daifmt_parse_clock_provider_raw 1319 #define snd_soc_daifmt_parse_clock_provider_as_flag(np, prefix) \ 1320 snd_soc_daifmt_clock_provider_from_bitmap( \ 1321 snd_soc_daifmt_parse_clock_provider_as_bitmap(np, prefix)) 1322 1323 int snd_soc_get_stream_cpu(struct snd_soc_dai_link *dai_link, int stream); 1324 int snd_soc_get_dlc(const struct of_phandle_args *args, 1325 struct snd_soc_dai_link_component *dlc); 1326 int snd_soc_of_get_dlc(struct device_node *of_node, 1327 struct of_phandle_args *args, 1328 struct snd_soc_dai_link_component *dlc, 1329 int index); 1330 int snd_soc_get_dai_id(struct device_node *ep); 1331 int snd_soc_get_dai_name(const struct of_phandle_args *args, 1332 const char **dai_name); 1333 int snd_soc_of_get_dai_name(struct device_node *of_node, 1334 const char **dai_name, int index); 1335 int snd_soc_of_get_dai_link_codecs(struct device *dev, 1336 struct device_node *of_node, 1337 struct snd_soc_dai_link *dai_link); 1338 void snd_soc_of_put_dai_link_codecs(struct snd_soc_dai_link *dai_link); 1339 int snd_soc_of_get_dai_link_cpus(struct device *dev, 1340 struct device_node *of_node, 1341 struct snd_soc_dai_link *dai_link); 1342 void snd_soc_of_put_dai_link_cpus(struct snd_soc_dai_link *dai_link); 1343 1344 int snd_soc_add_pcm_runtimes(struct snd_soc_card *card, 1345 struct snd_soc_dai_link *dai_link, 1346 int num_dai_link); 1347 void snd_soc_remove_pcm_runtime(struct snd_soc_card *card, 1348 struct snd_soc_pcm_runtime *rtd); 1349 1350 void snd_soc_dlc_use_cpu_as_platform(struct snd_soc_dai_link_component *platforms, 1351 struct snd_soc_dai_link_component *cpus); 1352 struct of_phandle_args *snd_soc_copy_dai_args(struct device *dev, 1353 struct of_phandle_args *args); 1354 struct snd_soc_dai *snd_soc_get_dai_via_args(struct of_phandle_args *dai_args); 1355 struct snd_soc_dai *snd_soc_register_dai(struct snd_soc_component *component, 1356 struct snd_soc_dai_driver *dai_drv, 1357 bool legacy_dai_naming); 1358 struct snd_soc_dai *devm_snd_soc_register_dai(struct device *dev, 1359 struct snd_soc_component *component, 1360 struct snd_soc_dai_driver *dai_drv, 1361 bool legacy_dai_naming); 1362 void snd_soc_unregister_dai(struct snd_soc_dai *dai); 1363 1364 struct snd_soc_dai *snd_soc_find_dai( 1365 const struct snd_soc_dai_link_component *dlc); 1366 struct snd_soc_dai *snd_soc_find_dai_with_mutex( 1367 const struct snd_soc_dai_link_component *dlc); 1368 1369 #include <sound/soc-dai.h> 1370 1371 static inline 1372 int snd_soc_fixup_dai_links_platform_name(struct snd_soc_card *card, 1373 const char *platform_name) 1374 { 1375 struct snd_soc_dai_link *dai_link; 1376 const char *name; 1377 int i; 1378 1379 if (!platform_name) /* nothing to do */ 1380 return 0; 1381 1382 /* set platform name for each dailink */ 1383 for_each_card_prelinks(card, i, dai_link) { 1384 /* only single platform is supported for now */ 1385 if (dai_link->num_platforms != 1) 1386 return -EINVAL; 1387 1388 if (!dai_link->platforms) 1389 return -EINVAL; 1390 1391 name = devm_kstrdup(card->dev, platform_name, GFP_KERNEL); 1392 if (!name) 1393 return -ENOMEM; 1394 1395 /* only single platform is supported for now */ 1396 dai_link->platforms->name = name; 1397 } 1398 1399 return 0; 1400 } 1401 1402 #ifdef CONFIG_DEBUG_FS 1403 extern struct dentry *snd_soc_debugfs_root; 1404 #endif 1405 1406 extern const struct dev_pm_ops snd_soc_pm_ops; 1407 1408 /* 1409 * DAPM helper functions 1410 */ 1411 enum snd_soc_dapm_subclass { 1412 SND_SOC_DAPM_CLASS_ROOT = 0, 1413 SND_SOC_DAPM_CLASS_RUNTIME = 1, 1414 }; 1415 1416 static inline void _snd_soc_dapm_mutex_lock_root_c(struct snd_soc_card *card) 1417 { 1418 mutex_lock_nested(&card->dapm_mutex, SND_SOC_DAPM_CLASS_ROOT); 1419 } 1420 1421 static inline void _snd_soc_dapm_mutex_lock_c(struct snd_soc_card *card) 1422 { 1423 mutex_lock_nested(&card->dapm_mutex, SND_SOC_DAPM_CLASS_RUNTIME); 1424 } 1425 1426 static inline void _snd_soc_dapm_mutex_unlock_c(struct snd_soc_card *card) 1427 { 1428 mutex_unlock(&card->dapm_mutex); 1429 } 1430 1431 static inline void _snd_soc_dapm_mutex_assert_held_c(struct snd_soc_card *card) 1432 { 1433 lockdep_assert_held(&card->dapm_mutex); 1434 } 1435 1436 static inline void _snd_soc_dapm_mutex_lock_root_d(struct snd_soc_dapm_context *dapm) 1437 { 1438 _snd_soc_dapm_mutex_lock_root_c(dapm->card); 1439 } 1440 1441 static inline void _snd_soc_dapm_mutex_lock_d(struct snd_soc_dapm_context *dapm) 1442 { 1443 _snd_soc_dapm_mutex_lock_c(dapm->card); 1444 } 1445 1446 static inline void _snd_soc_dapm_mutex_unlock_d(struct snd_soc_dapm_context *dapm) 1447 { 1448 _snd_soc_dapm_mutex_unlock_c(dapm->card); 1449 } 1450 1451 static inline void _snd_soc_dapm_mutex_assert_held_d(struct snd_soc_dapm_context *dapm) 1452 { 1453 _snd_soc_dapm_mutex_assert_held_c(dapm->card); 1454 } 1455 1456 #define snd_soc_dapm_mutex_lock_root(x) _Generic((x), \ 1457 struct snd_soc_card * : _snd_soc_dapm_mutex_lock_root_c, \ 1458 struct snd_soc_dapm_context * : _snd_soc_dapm_mutex_lock_root_d)(x) 1459 #define snd_soc_dapm_mutex_lock(x) _Generic((x), \ 1460 struct snd_soc_card * : _snd_soc_dapm_mutex_lock_c, \ 1461 struct snd_soc_dapm_context * : _snd_soc_dapm_mutex_lock_d)(x) 1462 #define snd_soc_dapm_mutex_unlock(x) _Generic((x), \ 1463 struct snd_soc_card * : _snd_soc_dapm_mutex_unlock_c, \ 1464 struct snd_soc_dapm_context * : _snd_soc_dapm_mutex_unlock_d)(x) 1465 #define snd_soc_dapm_mutex_assert_held(x) _Generic((x), \ 1466 struct snd_soc_card * : _snd_soc_dapm_mutex_assert_held_c, \ 1467 struct snd_soc_dapm_context * : _snd_soc_dapm_mutex_assert_held_d)(x) 1468 1469 /* 1470 * PCM helper functions 1471 */ 1472 static inline void _snd_soc_dpcm_mutex_lock_c(struct snd_soc_card *card) 1473 { 1474 mutex_lock_nested(&card->pcm_mutex, card->pcm_subclass); 1475 } 1476 1477 static inline void _snd_soc_dpcm_mutex_unlock_c(struct snd_soc_card *card) 1478 { 1479 mutex_unlock(&card->pcm_mutex); 1480 } 1481 1482 static inline void _snd_soc_dpcm_mutex_assert_held_c(struct snd_soc_card *card) 1483 { 1484 lockdep_assert_held(&card->pcm_mutex); 1485 } 1486 1487 static inline void _snd_soc_dpcm_mutex_lock_r(struct snd_soc_pcm_runtime *rtd) 1488 { 1489 _snd_soc_dpcm_mutex_lock_c(rtd->card); 1490 } 1491 1492 static inline void _snd_soc_dpcm_mutex_unlock_r(struct snd_soc_pcm_runtime *rtd) 1493 { 1494 _snd_soc_dpcm_mutex_unlock_c(rtd->card); 1495 } 1496 1497 static inline void _snd_soc_dpcm_mutex_assert_held_r(struct snd_soc_pcm_runtime *rtd) 1498 { 1499 _snd_soc_dpcm_mutex_assert_held_c(rtd->card); 1500 } 1501 1502 #define snd_soc_dpcm_mutex_lock(x) _Generic((x), \ 1503 struct snd_soc_card * : _snd_soc_dpcm_mutex_lock_c, \ 1504 struct snd_soc_pcm_runtime * : _snd_soc_dpcm_mutex_lock_r)(x) 1505 1506 #define snd_soc_dpcm_mutex_unlock(x) _Generic((x), \ 1507 struct snd_soc_card * : _snd_soc_dpcm_mutex_unlock_c, \ 1508 struct snd_soc_pcm_runtime * : _snd_soc_dpcm_mutex_unlock_r)(x) 1509 1510 #define snd_soc_dpcm_mutex_assert_held(x) _Generic((x), \ 1511 struct snd_soc_card * : _snd_soc_dpcm_mutex_assert_held_c, \ 1512 struct snd_soc_pcm_runtime * : _snd_soc_dpcm_mutex_assert_held_r)(x) 1513 1514 #include <sound/soc-component.h> 1515 #include <sound/soc-card.h> 1516 #include <sound/soc-jack.h> 1517 1518 #endif 1519