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/of.h> 14 #include <linux/platform_device.h> 15 #include <linux/types.h> 16 #include <linux/notifier.h> 17 #include <linux/workqueue.h> 18 #include <linux/interrupt.h> 19 #include <linux/kernel.h> 20 #include <linux/regmap.h> 21 #include <linux/log2.h> 22 #include <sound/core.h> 23 #include <sound/pcm.h> 24 #include <sound/compress_driver.h> 25 #include <sound/control.h> 26 #include <sound/ac97_codec.h> 27 28 /* 29 * Convenience kcontrol builders 30 */ 31 #define SOC_DOUBLE_VALUE(xreg, shift_left, shift_right, xmax, xinvert, xautodisable) \ 32 ((unsigned long)&(struct soc_mixer_control) \ 33 {.reg = xreg, .rreg = xreg, .shift = shift_left, \ 34 .rshift = shift_right, .max = xmax, \ 35 .invert = xinvert, .autodisable = xautodisable}) 36 #define SOC_DOUBLE_S_VALUE(xreg, shift_left, shift_right, xmin, xmax, xsign_bit, xinvert, xautodisable) \ 37 ((unsigned long)&(struct soc_mixer_control) \ 38 {.reg = xreg, .rreg = xreg, .shift = shift_left, \ 39 .rshift = shift_right, .min = xmin, .max = xmax, \ 40 .sign_bit = xsign_bit, .invert = xinvert, .autodisable = xautodisable}) 41 #define SOC_SINGLE_VALUE(xreg, xshift, xmax, xinvert, xautodisable) \ 42 SOC_DOUBLE_VALUE(xreg, xshift, xshift, xmax, xinvert, xautodisable) 43 #define SOC_SINGLE_VALUE_EXT(xreg, xmax, xinvert) \ 44 ((unsigned long)&(struct soc_mixer_control) \ 45 {.reg = xreg, .max = xmax, .invert = xinvert}) 46 #define SOC_DOUBLE_R_VALUE(xlreg, xrreg, xshift, xmax, xinvert) \ 47 ((unsigned long)&(struct soc_mixer_control) \ 48 {.reg = xlreg, .rreg = xrreg, .shift = xshift, .rshift = xshift, \ 49 .max = xmax, .invert = xinvert}) 50 #define SOC_DOUBLE_R_S_VALUE(xlreg, xrreg, xshift, xmin, xmax, xsign_bit, xinvert) \ 51 ((unsigned long)&(struct soc_mixer_control) \ 52 {.reg = xlreg, .rreg = xrreg, .shift = xshift, .rshift = xshift, \ 53 .max = xmax, .min = xmin, .sign_bit = xsign_bit, \ 54 .invert = xinvert}) 55 #define SOC_DOUBLE_R_RANGE_VALUE(xlreg, xrreg, xshift, xmin, xmax, xinvert) \ 56 ((unsigned long)&(struct soc_mixer_control) \ 57 {.reg = xlreg, .rreg = xrreg, .shift = xshift, .rshift = xshift, \ 58 .min = xmin, .max = xmax, .invert = xinvert}) 59 #define SOC_SINGLE(xname, reg, shift, max, invert) \ 60 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \ 61 .info = snd_soc_info_volsw, .get = snd_soc_get_volsw,\ 62 .put = snd_soc_put_volsw, \ 63 .private_value = SOC_SINGLE_VALUE(reg, shift, max, invert, 0) } 64 #define SOC_SINGLE_RANGE(xname, xreg, xshift, xmin, xmax, xinvert) \ 65 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname),\ 66 .info = snd_soc_info_volsw_range, .get = snd_soc_get_volsw_range, \ 67 .put = snd_soc_put_volsw_range, \ 68 .private_value = (unsigned long)&(struct soc_mixer_control) \ 69 {.reg = xreg, .rreg = xreg, .shift = xshift, \ 70 .rshift = xshift, .min = xmin, .max = xmax, \ 71 .invert = xinvert} } 72 #define SOC_SINGLE_TLV(xname, reg, shift, max, invert, tlv_array) \ 73 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \ 74 .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ |\ 75 SNDRV_CTL_ELEM_ACCESS_READWRITE,\ 76 .tlv.p = (tlv_array), \ 77 .info = snd_soc_info_volsw, .get = snd_soc_get_volsw,\ 78 .put = snd_soc_put_volsw, \ 79 .private_value = SOC_SINGLE_VALUE(reg, shift, max, invert, 0) } 80 #define SOC_SINGLE_SX_TLV(xname, xreg, xshift, xmin, xmax, tlv_array) \ 81 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \ 82 .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ | \ 83 SNDRV_CTL_ELEM_ACCESS_READWRITE, \ 84 .tlv.p = (tlv_array),\ 85 .info = snd_soc_info_volsw_sx, \ 86 .get = snd_soc_get_volsw_sx,\ 87 .put = snd_soc_put_volsw_sx, \ 88 .private_value = (unsigned long)&(struct soc_mixer_control) \ 89 {.reg = xreg, .rreg = xreg, \ 90 .shift = xshift, .rshift = xshift, \ 91 .max = xmax, .min = xmin} } 92 #define SOC_SINGLE_RANGE_TLV(xname, xreg, xshift, xmin, xmax, xinvert, tlv_array) \ 93 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname),\ 94 .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ |\ 95 SNDRV_CTL_ELEM_ACCESS_READWRITE,\ 96 .tlv.p = (tlv_array), \ 97 .info = snd_soc_info_volsw_range, \ 98 .get = snd_soc_get_volsw_range, .put = snd_soc_put_volsw_range, \ 99 .private_value = (unsigned long)&(struct soc_mixer_control) \ 100 {.reg = xreg, .rreg = xreg, .shift = xshift, \ 101 .rshift = xshift, .min = xmin, .max = xmax, \ 102 .invert = xinvert} } 103 #define SOC_DOUBLE(xname, reg, shift_left, shift_right, max, invert) \ 104 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname),\ 105 .info = snd_soc_info_volsw, .get = snd_soc_get_volsw, \ 106 .put = snd_soc_put_volsw, \ 107 .private_value = SOC_DOUBLE_VALUE(reg, shift_left, shift_right, \ 108 max, invert, 0) } 109 #define SOC_DOUBLE_STS(xname, reg, shift_left, shift_right, max, invert) \ 110 { \ 111 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), \ 112 .info = snd_soc_info_volsw, .get = snd_soc_get_volsw, \ 113 .access = SNDRV_CTL_ELEM_ACCESS_READ | \ 114 SNDRV_CTL_ELEM_ACCESS_VOLATILE, \ 115 .private_value = SOC_DOUBLE_VALUE(reg, shift_left, shift_right, \ 116 max, invert, 0) } 117 #define SOC_DOUBLE_R(xname, reg_left, reg_right, xshift, xmax, xinvert) \ 118 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), \ 119 .info = snd_soc_info_volsw, \ 120 .get = snd_soc_get_volsw, .put = snd_soc_put_volsw, \ 121 .private_value = SOC_DOUBLE_R_VALUE(reg_left, reg_right, xshift, \ 122 xmax, xinvert) } 123 #define SOC_DOUBLE_R_RANGE(xname, reg_left, reg_right, xshift, xmin, \ 124 xmax, xinvert) \ 125 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname),\ 126 .info = snd_soc_info_volsw_range, \ 127 .get = snd_soc_get_volsw_range, .put = snd_soc_put_volsw_range, \ 128 .private_value = SOC_DOUBLE_R_RANGE_VALUE(reg_left, reg_right, \ 129 xshift, xmin, xmax, xinvert) } 130 #define SOC_DOUBLE_TLV(xname, reg, shift_left, shift_right, max, invert, tlv_array) \ 131 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname),\ 132 .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ |\ 133 SNDRV_CTL_ELEM_ACCESS_READWRITE,\ 134 .tlv.p = (tlv_array), \ 135 .info = snd_soc_info_volsw, .get = snd_soc_get_volsw, \ 136 .put = snd_soc_put_volsw, \ 137 .private_value = SOC_DOUBLE_VALUE(reg, shift_left, shift_right, \ 138 max, invert, 0) } 139 #define SOC_DOUBLE_SX_TLV(xname, xreg, shift_left, shift_right, xmin, xmax, tlv_array) \ 140 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), \ 141 .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ | \ 142 SNDRV_CTL_ELEM_ACCESS_READWRITE, \ 143 .tlv.p = (tlv_array), \ 144 .info = snd_soc_info_volsw_sx, \ 145 .get = snd_soc_get_volsw_sx, \ 146 .put = snd_soc_put_volsw_sx, \ 147 .private_value = (unsigned long)&(struct soc_mixer_control) \ 148 {.reg = xreg, .rreg = xreg, \ 149 .shift = shift_left, .rshift = shift_right, \ 150 .max = xmax, .min = xmin} } 151 #define SOC_DOUBLE_R_TLV(xname, reg_left, reg_right, xshift, xmax, xinvert, tlv_array) \ 152 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname),\ 153 .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ |\ 154 SNDRV_CTL_ELEM_ACCESS_READWRITE,\ 155 .tlv.p = (tlv_array), \ 156 .info = snd_soc_info_volsw, \ 157 .get = snd_soc_get_volsw, .put = snd_soc_put_volsw, \ 158 .private_value = SOC_DOUBLE_R_VALUE(reg_left, reg_right, xshift, \ 159 xmax, xinvert) } 160 #define SOC_DOUBLE_R_RANGE_TLV(xname, reg_left, reg_right, xshift, xmin, \ 161 xmax, xinvert, tlv_array) \ 162 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname),\ 163 .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ |\ 164 SNDRV_CTL_ELEM_ACCESS_READWRITE,\ 165 .tlv.p = (tlv_array), \ 166 .info = snd_soc_info_volsw_range, \ 167 .get = snd_soc_get_volsw_range, .put = snd_soc_put_volsw_range, \ 168 .private_value = SOC_DOUBLE_R_RANGE_VALUE(reg_left, reg_right, \ 169 xshift, xmin, xmax, xinvert) } 170 #define SOC_DOUBLE_R_SX_TLV(xname, xreg, xrreg, xshift, xmin, xmax, tlv_array) \ 171 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), \ 172 .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ | \ 173 SNDRV_CTL_ELEM_ACCESS_READWRITE, \ 174 .tlv.p = (tlv_array), \ 175 .info = snd_soc_info_volsw_sx, \ 176 .get = snd_soc_get_volsw_sx, \ 177 .put = snd_soc_put_volsw_sx, \ 178 .private_value = (unsigned long)&(struct soc_mixer_control) \ 179 {.reg = xreg, .rreg = xrreg, \ 180 .shift = xshift, .rshift = xshift, \ 181 .max = xmax, .min = xmin} } 182 #define SOC_DOUBLE_R_S_TLV(xname, reg_left, reg_right, xshift, xmin, xmax, xsign_bit, xinvert, tlv_array) \ 183 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname),\ 184 .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ |\ 185 SNDRV_CTL_ELEM_ACCESS_READWRITE,\ 186 .tlv.p = (tlv_array), \ 187 .info = snd_soc_info_volsw, \ 188 .get = snd_soc_get_volsw, .put = snd_soc_put_volsw, \ 189 .private_value = SOC_DOUBLE_R_S_VALUE(reg_left, reg_right, xshift, \ 190 xmin, xmax, xsign_bit, xinvert) } 191 #define SOC_SINGLE_S_TLV(xname, xreg, xshift, xmin, xmax, xsign_bit, xinvert, tlv_array) \ 192 SOC_DOUBLE_R_S_TLV(xname, xreg, xreg, xshift, xmin, xmax, xsign_bit, xinvert, tlv_array) 193 #define SOC_SINGLE_S8_TLV(xname, xreg, xmin, xmax, tlv_array) \ 194 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), \ 195 .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ | \ 196 SNDRV_CTL_ELEM_ACCESS_READWRITE, \ 197 .tlv.p = (tlv_array), \ 198 .info = snd_soc_info_volsw, .get = snd_soc_get_volsw,\ 199 .put = snd_soc_put_volsw, \ 200 .private_value = (unsigned long)&(struct soc_mixer_control) \ 201 {.reg = xreg, .rreg = xreg, \ 202 .min = xmin, .max = xmax, \ 203 .sign_bit = 7,} } 204 #define SOC_DOUBLE_S8_TLV(xname, xreg, xmin, xmax, tlv_array) \ 205 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), \ 206 .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ | \ 207 SNDRV_CTL_ELEM_ACCESS_READWRITE, \ 208 .tlv.p = (tlv_array), \ 209 .info = snd_soc_info_volsw, .get = snd_soc_get_volsw,\ 210 .put = snd_soc_put_volsw, \ 211 .private_value = SOC_DOUBLE_S_VALUE(xreg, 0, 8, xmin, xmax, 7, 0, 0) } 212 #define SOC_ENUM_DOUBLE(xreg, xshift_l, xshift_r, xitems, xtexts) \ 213 { .reg = xreg, .shift_l = xshift_l, .shift_r = xshift_r, \ 214 .items = xitems, .texts = xtexts, \ 215 .mask = xitems ? roundup_pow_of_two(xitems) - 1 : 0} 216 #define SOC_ENUM_SINGLE(xreg, xshift, xitems, xtexts) \ 217 SOC_ENUM_DOUBLE(xreg, xshift, xshift, xitems, xtexts) 218 #define SOC_ENUM_SINGLE_EXT(xitems, xtexts) \ 219 { .items = xitems, .texts = xtexts } 220 #define SOC_VALUE_ENUM_DOUBLE(xreg, xshift_l, xshift_r, xmask, xitems, xtexts, xvalues) \ 221 { .reg = xreg, .shift_l = xshift_l, .shift_r = xshift_r, \ 222 .mask = xmask, .items = xitems, .texts = xtexts, .values = xvalues} 223 #define SOC_VALUE_ENUM_SINGLE(xreg, xshift, xmask, xitems, xtexts, xvalues) \ 224 SOC_VALUE_ENUM_DOUBLE(xreg, xshift, xshift, xmask, xitems, xtexts, xvalues) 225 #define SOC_VALUE_ENUM_SINGLE_AUTODISABLE(xreg, xshift, xmask, xitems, xtexts, xvalues) \ 226 { .reg = xreg, .shift_l = xshift, .shift_r = xshift, \ 227 .mask = xmask, .items = xitems, .texts = xtexts, \ 228 .values = xvalues, .autodisable = 1} 229 #define SOC_ENUM_SINGLE_VIRT(xitems, xtexts) \ 230 SOC_ENUM_SINGLE(SND_SOC_NOPM, 0, xitems, xtexts) 231 #define SOC_ENUM(xname, xenum) \ 232 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname,\ 233 .info = snd_soc_info_enum_double, \ 234 .get = snd_soc_get_enum_double, .put = snd_soc_put_enum_double, \ 235 .private_value = (unsigned long)&xenum } 236 #define SOC_SINGLE_EXT(xname, xreg, xshift, xmax, xinvert,\ 237 xhandler_get, xhandler_put) \ 238 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \ 239 .info = snd_soc_info_volsw, \ 240 .get = xhandler_get, .put = xhandler_put, \ 241 .private_value = SOC_SINGLE_VALUE(xreg, xshift, xmax, xinvert, 0) } 242 #define SOC_DOUBLE_EXT(xname, reg, shift_left, shift_right, max, invert,\ 243 xhandler_get, xhandler_put) \ 244 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname),\ 245 .info = snd_soc_info_volsw, \ 246 .get = xhandler_get, .put = xhandler_put, \ 247 .private_value = \ 248 SOC_DOUBLE_VALUE(reg, shift_left, shift_right, max, invert, 0) } 249 #define SOC_DOUBLE_R_EXT(xname, reg_left, reg_right, xshift, xmax, xinvert,\ 250 xhandler_get, xhandler_put) \ 251 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), \ 252 .info = snd_soc_info_volsw, \ 253 .get = xhandler_get, .put = xhandler_put, \ 254 .private_value = SOC_DOUBLE_R_VALUE(reg_left, reg_right, xshift, \ 255 xmax, xinvert) } 256 #define SOC_SINGLE_EXT_TLV(xname, xreg, xshift, xmax, xinvert,\ 257 xhandler_get, xhandler_put, tlv_array) \ 258 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \ 259 .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ |\ 260 SNDRV_CTL_ELEM_ACCESS_READWRITE,\ 261 .tlv.p = (tlv_array), \ 262 .info = snd_soc_info_volsw, \ 263 .get = xhandler_get, .put = xhandler_put, \ 264 .private_value = SOC_SINGLE_VALUE(xreg, xshift, xmax, xinvert, 0) } 265 #define SOC_SINGLE_RANGE_EXT_TLV(xname, xreg, xshift, xmin, xmax, xinvert, \ 266 xhandler_get, xhandler_put, tlv_array) \ 267 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname),\ 268 .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ |\ 269 SNDRV_CTL_ELEM_ACCESS_READWRITE,\ 270 .tlv.p = (tlv_array), \ 271 .info = snd_soc_info_volsw_range, \ 272 .get = xhandler_get, .put = xhandler_put, \ 273 .private_value = (unsigned long)&(struct soc_mixer_control) \ 274 {.reg = xreg, .rreg = xreg, .shift = xshift, \ 275 .rshift = xshift, .min = xmin, .max = xmax, \ 276 .invert = xinvert} } 277 #define SOC_DOUBLE_EXT_TLV(xname, xreg, shift_left, shift_right, xmax, xinvert,\ 278 xhandler_get, xhandler_put, tlv_array) \ 279 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), \ 280 .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ | \ 281 SNDRV_CTL_ELEM_ACCESS_READWRITE, \ 282 .tlv.p = (tlv_array), \ 283 .info = snd_soc_info_volsw, \ 284 .get = xhandler_get, .put = xhandler_put, \ 285 .private_value = SOC_DOUBLE_VALUE(xreg, shift_left, shift_right, \ 286 xmax, xinvert, 0) } 287 #define SOC_DOUBLE_R_EXT_TLV(xname, reg_left, reg_right, xshift, xmax, xinvert,\ 288 xhandler_get, xhandler_put, tlv_array) \ 289 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), \ 290 .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ | \ 291 SNDRV_CTL_ELEM_ACCESS_READWRITE, \ 292 .tlv.p = (tlv_array), \ 293 .info = snd_soc_info_volsw, \ 294 .get = xhandler_get, .put = xhandler_put, \ 295 .private_value = SOC_DOUBLE_R_VALUE(reg_left, reg_right, xshift, \ 296 xmax, xinvert) } 297 #define SOC_DOUBLE_R_S_EXT_TLV(xname, reg_left, reg_right, xshift, xmin, xmax, \ 298 xsign_bit, xinvert, xhandler_get, xhandler_put, \ 299 tlv_array) \ 300 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), \ 301 .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ | \ 302 SNDRV_CTL_ELEM_ACCESS_READWRITE, \ 303 .tlv.p = (tlv_array), \ 304 .info = snd_soc_info_volsw, \ 305 .get = xhandler_get, .put = xhandler_put, \ 306 .private_value = SOC_DOUBLE_R_S_VALUE(reg_left, reg_right, xshift, \ 307 xmin, xmax, xsign_bit, xinvert) } 308 #define SOC_SINGLE_S_EXT_TLV(xname, xreg, xshift, xmin, xmax, \ 309 xsign_bit, xinvert, xhandler_get, xhandler_put, \ 310 tlv_array) \ 311 SOC_DOUBLE_R_S_EXT_TLV(xname, xreg, xreg, xshift, xmin, xmax, \ 312 xsign_bit, xinvert, xhandler_get, xhandler_put, \ 313 tlv_array) 314 #define SOC_SINGLE_BOOL_EXT(xname, xdata, xhandler_get, xhandler_put) \ 315 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \ 316 .info = snd_soc_info_bool_ext, \ 317 .get = xhandler_get, .put = xhandler_put, \ 318 .private_value = xdata } 319 #define SOC_ENUM_EXT(xname, xenum, xhandler_get, xhandler_put) \ 320 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \ 321 .info = snd_soc_info_enum_double, \ 322 .get = xhandler_get, .put = xhandler_put, \ 323 .private_value = (unsigned long)&xenum } 324 #define SOC_VALUE_ENUM_EXT(xname, xenum, xhandler_get, xhandler_put) \ 325 SOC_ENUM_EXT(xname, xenum, xhandler_get, xhandler_put) 326 327 #define SND_SOC_BYTES(xname, xbase, xregs) \ 328 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \ 329 .info = snd_soc_bytes_info, .get = snd_soc_bytes_get, \ 330 .put = snd_soc_bytes_put, .private_value = \ 331 ((unsigned long)&(struct soc_bytes) \ 332 {.base = xbase, .num_regs = xregs }) } 333 #define SND_SOC_BYTES_E(xname, xbase, xregs, xhandler_get, xhandler_put) \ 334 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \ 335 .info = snd_soc_bytes_info, .get = xhandler_get, \ 336 .put = xhandler_put, .private_value = \ 337 ((unsigned long)&(struct soc_bytes) \ 338 {.base = xbase, .num_regs = xregs }) } 339 340 #define SND_SOC_BYTES_MASK(xname, xbase, xregs, xmask) \ 341 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \ 342 .info = snd_soc_bytes_info, .get = snd_soc_bytes_get, \ 343 .put = snd_soc_bytes_put, .private_value = \ 344 ((unsigned long)&(struct soc_bytes) \ 345 {.base = xbase, .num_regs = xregs, \ 346 .mask = xmask }) } 347 348 /* 349 * SND_SOC_BYTES_EXT is deprecated, please USE SND_SOC_BYTES_TLV instead 350 */ 351 #define SND_SOC_BYTES_EXT(xname, xcount, xhandler_get, xhandler_put) \ 352 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \ 353 .info = snd_soc_bytes_info_ext, \ 354 .get = xhandler_get, .put = xhandler_put, \ 355 .private_value = (unsigned long)&(struct soc_bytes_ext) \ 356 {.max = xcount} } 357 #define SND_SOC_BYTES_TLV(xname, xcount, xhandler_get, xhandler_put) \ 358 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \ 359 .access = SNDRV_CTL_ELEM_ACCESS_TLV_READWRITE | \ 360 SNDRV_CTL_ELEM_ACCESS_TLV_CALLBACK, \ 361 .tlv.c = (snd_soc_bytes_tlv_callback), \ 362 .info = snd_soc_bytes_info_ext, \ 363 .private_value = (unsigned long)&(struct soc_bytes_ext) \ 364 {.max = xcount, .get = xhandler_get, .put = xhandler_put, } } 365 #define SOC_SINGLE_XR_SX(xname, xregbase, xregcount, xnbits, \ 366 xmin, xmax, xinvert) \ 367 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), \ 368 .info = snd_soc_info_xr_sx, .get = snd_soc_get_xr_sx, \ 369 .put = snd_soc_put_xr_sx, \ 370 .private_value = (unsigned long)&(struct soc_mreg_control) \ 371 {.regbase = xregbase, .regcount = xregcount, .nbits = xnbits, \ 372 .invert = xinvert, .min = xmin, .max = xmax} } 373 374 #define SOC_SINGLE_STROBE(xname, xreg, xshift, xinvert) \ 375 SOC_SINGLE_EXT(xname, xreg, xshift, 1, xinvert, \ 376 snd_soc_get_strobe, snd_soc_put_strobe) 377 378 /* 379 * Simplified versions of above macros, declaring a struct and calculating 380 * ARRAY_SIZE internally 381 */ 382 #define SOC_ENUM_DOUBLE_DECL(name, xreg, xshift_l, xshift_r, xtexts) \ 383 const struct soc_enum name = SOC_ENUM_DOUBLE(xreg, xshift_l, xshift_r, \ 384 ARRAY_SIZE(xtexts), xtexts) 385 #define SOC_ENUM_SINGLE_DECL(name, xreg, xshift, xtexts) \ 386 SOC_ENUM_DOUBLE_DECL(name, xreg, xshift, xshift, xtexts) 387 #define SOC_ENUM_SINGLE_EXT_DECL(name, xtexts) \ 388 const struct soc_enum name = SOC_ENUM_SINGLE_EXT(ARRAY_SIZE(xtexts), xtexts) 389 #define SOC_VALUE_ENUM_DOUBLE_DECL(name, xreg, xshift_l, xshift_r, xmask, xtexts, xvalues) \ 390 const struct soc_enum name = SOC_VALUE_ENUM_DOUBLE(xreg, xshift_l, xshift_r, xmask, \ 391 ARRAY_SIZE(xtexts), xtexts, xvalues) 392 #define SOC_VALUE_ENUM_SINGLE_DECL(name, xreg, xshift, xmask, xtexts, xvalues) \ 393 SOC_VALUE_ENUM_DOUBLE_DECL(name, xreg, xshift, xshift, xmask, xtexts, xvalues) 394 395 #define SOC_VALUE_ENUM_SINGLE_AUTODISABLE_DECL(name, xreg, xshift, xmask, xtexts, xvalues) \ 396 const struct soc_enum name = SOC_VALUE_ENUM_SINGLE_AUTODISABLE(xreg, \ 397 xshift, xmask, ARRAY_SIZE(xtexts), xtexts, xvalues) 398 399 #define SOC_ENUM_SINGLE_VIRT_DECL(name, xtexts) \ 400 const struct soc_enum name = SOC_ENUM_SINGLE_VIRT(ARRAY_SIZE(xtexts), xtexts) 401 402 struct device_node; 403 struct snd_jack; 404 struct snd_soc_card; 405 struct snd_soc_pcm_stream; 406 struct snd_soc_ops; 407 struct snd_soc_pcm_runtime; 408 struct snd_soc_dai; 409 struct snd_soc_dai_driver; 410 struct snd_soc_dai_link; 411 struct snd_soc_component; 412 struct snd_soc_component_driver; 413 struct soc_enum; 414 struct snd_soc_jack; 415 struct snd_soc_jack_zone; 416 struct snd_soc_jack_pin; 417 #include <sound/soc-dapm.h> 418 #include <sound/soc-dpcm.h> 419 #include <sound/soc-topology.h> 420 421 struct snd_soc_jack_gpio; 422 423 enum snd_soc_pcm_subclass { 424 SND_SOC_PCM_CLASS_PCM = 0, 425 SND_SOC_PCM_CLASS_BE = 1, 426 }; 427 428 int snd_soc_register_card(struct snd_soc_card *card); 429 void snd_soc_unregister_card(struct snd_soc_card *card); 430 int devm_snd_soc_register_card(struct device *dev, struct snd_soc_card *card); 431 #ifdef CONFIG_PM_SLEEP 432 int snd_soc_suspend(struct device *dev); 433 int snd_soc_resume(struct device *dev); 434 #else 435 static inline int snd_soc_suspend(struct device *dev) 436 { 437 return 0; 438 } 439 440 static inline int snd_soc_resume(struct device *dev) 441 { 442 return 0; 443 } 444 #endif 445 int snd_soc_poweroff(struct device *dev); 446 int snd_soc_component_initialize(struct snd_soc_component *component, 447 const struct snd_soc_component_driver *driver, 448 struct device *dev); 449 int snd_soc_add_component(struct snd_soc_component *component, 450 struct snd_soc_dai_driver *dai_drv, 451 int num_dai); 452 int snd_soc_register_component(struct device *dev, 453 const struct snd_soc_component_driver *component_driver, 454 struct snd_soc_dai_driver *dai_drv, int num_dai); 455 int devm_snd_soc_register_component(struct device *dev, 456 const struct snd_soc_component_driver *component_driver, 457 struct snd_soc_dai_driver *dai_drv, int num_dai); 458 void snd_soc_unregister_component(struct device *dev); 459 void snd_soc_unregister_component_by_driver(struct device *dev, 460 const struct snd_soc_component_driver *component_driver); 461 struct snd_soc_component *snd_soc_lookup_component_nolocked(struct device *dev, 462 const char *driver_name); 463 struct snd_soc_component *snd_soc_lookup_component(struct device *dev, 464 const char *driver_name); 465 466 int soc_new_pcm(struct snd_soc_pcm_runtime *rtd, int num); 467 #ifdef CONFIG_SND_SOC_COMPRESS 468 int snd_soc_new_compress(struct snd_soc_pcm_runtime *rtd, int num); 469 #else 470 static inline int snd_soc_new_compress(struct snd_soc_pcm_runtime *rtd, int num) 471 { 472 return 0; 473 } 474 #endif 475 476 void snd_soc_disconnect_sync(struct device *dev); 477 478 struct snd_soc_pcm_runtime *snd_soc_get_pcm_runtime(struct snd_soc_card *card, 479 struct snd_soc_dai_link *dai_link); 480 481 bool snd_soc_runtime_ignore_pmdown_time(struct snd_soc_pcm_runtime *rtd); 482 483 void snd_soc_runtime_action(struct snd_soc_pcm_runtime *rtd, 484 int stream, int action); 485 static inline void snd_soc_runtime_activate(struct snd_soc_pcm_runtime *rtd, 486 int stream) 487 { 488 snd_soc_runtime_action(rtd, stream, 1); 489 } 490 static inline void snd_soc_runtime_deactivate(struct snd_soc_pcm_runtime *rtd, 491 int stream) 492 { 493 snd_soc_runtime_action(rtd, stream, -1); 494 } 495 496 int snd_soc_runtime_calc_hw(struct snd_soc_pcm_runtime *rtd, 497 struct snd_pcm_hardware *hw, int stream); 498 499 int snd_soc_runtime_set_dai_fmt(struct snd_soc_pcm_runtime *rtd, 500 unsigned int dai_fmt); 501 502 #ifdef CONFIG_DMI 503 int snd_soc_set_dmi_name(struct snd_soc_card *card, const char *flavour); 504 #else 505 static inline int snd_soc_set_dmi_name(struct snd_soc_card *card, 506 const char *flavour) 507 { 508 return 0; 509 } 510 #endif 511 512 /* Utility functions to get clock rates from various things */ 513 int snd_soc_calc_frame_size(int sample_size, int channels, int tdm_slots); 514 int snd_soc_params_to_frame_size(struct snd_pcm_hw_params *params); 515 int snd_soc_calc_bclk(int fs, int sample_size, int channels, int tdm_slots); 516 int snd_soc_params_to_bclk(struct snd_pcm_hw_params *parms); 517 int snd_soc_tdm_params_to_bclk(struct snd_pcm_hw_params *params, 518 int tdm_width, int tdm_slots, int slot_multiple); 519 520 /* set runtime hw params */ 521 int snd_soc_set_runtime_hwparams(struct snd_pcm_substream *substream, 522 const struct snd_pcm_hardware *hw); 523 524 struct snd_ac97 *snd_soc_alloc_ac97_component(struct snd_soc_component *component); 525 struct snd_ac97 *snd_soc_new_ac97_component(struct snd_soc_component *component, 526 unsigned int id, unsigned int id_mask); 527 void snd_soc_free_ac97_component(struct snd_ac97 *ac97); 528 529 #ifdef CONFIG_SND_SOC_AC97_BUS 530 int snd_soc_set_ac97_ops(struct snd_ac97_bus_ops *ops); 531 int snd_soc_set_ac97_ops_of_reset(struct snd_ac97_bus_ops *ops, 532 struct platform_device *pdev); 533 534 extern struct snd_ac97_bus_ops *soc_ac97_ops; 535 #else 536 static inline int snd_soc_set_ac97_ops_of_reset(struct snd_ac97_bus_ops *ops, 537 struct platform_device *pdev) 538 { 539 return 0; 540 } 541 542 static inline int snd_soc_set_ac97_ops(struct snd_ac97_bus_ops *ops) 543 { 544 return 0; 545 } 546 #endif 547 548 /* 549 *Controls 550 */ 551 struct snd_kcontrol *snd_soc_cnew(const struct snd_kcontrol_new *_template, 552 void *data, const char *long_name, 553 const char *prefix); 554 int snd_soc_add_component_controls(struct snd_soc_component *component, 555 const struct snd_kcontrol_new *controls, unsigned int num_controls); 556 int snd_soc_add_card_controls(struct snd_soc_card *soc_card, 557 const struct snd_kcontrol_new *controls, int num_controls); 558 int snd_soc_add_dai_controls(struct snd_soc_dai *dai, 559 const struct snd_kcontrol_new *controls, int num_controls); 560 int snd_soc_info_enum_double(struct snd_kcontrol *kcontrol, 561 struct snd_ctl_elem_info *uinfo); 562 int snd_soc_get_enum_double(struct snd_kcontrol *kcontrol, 563 struct snd_ctl_elem_value *ucontrol); 564 int snd_soc_put_enum_double(struct snd_kcontrol *kcontrol, 565 struct snd_ctl_elem_value *ucontrol); 566 int snd_soc_info_volsw(struct snd_kcontrol *kcontrol, 567 struct snd_ctl_elem_info *uinfo); 568 int snd_soc_info_volsw_sx(struct snd_kcontrol *kcontrol, 569 struct snd_ctl_elem_info *uinfo); 570 #define snd_soc_info_bool_ext snd_ctl_boolean_mono_info 571 int snd_soc_get_volsw(struct snd_kcontrol *kcontrol, 572 struct snd_ctl_elem_value *ucontrol); 573 int snd_soc_put_volsw(struct snd_kcontrol *kcontrol, 574 struct snd_ctl_elem_value *ucontrol); 575 #define snd_soc_get_volsw_2r snd_soc_get_volsw 576 #define snd_soc_put_volsw_2r snd_soc_put_volsw 577 int snd_soc_get_volsw_sx(struct snd_kcontrol *kcontrol, 578 struct snd_ctl_elem_value *ucontrol); 579 int snd_soc_put_volsw_sx(struct snd_kcontrol *kcontrol, 580 struct snd_ctl_elem_value *ucontrol); 581 int snd_soc_info_volsw_range(struct snd_kcontrol *kcontrol, 582 struct snd_ctl_elem_info *uinfo); 583 int snd_soc_put_volsw_range(struct snd_kcontrol *kcontrol, 584 struct snd_ctl_elem_value *ucontrol); 585 int snd_soc_get_volsw_range(struct snd_kcontrol *kcontrol, 586 struct snd_ctl_elem_value *ucontrol); 587 int snd_soc_limit_volume(struct snd_soc_card *card, 588 const char *name, int max); 589 int snd_soc_bytes_info(struct snd_kcontrol *kcontrol, 590 struct snd_ctl_elem_info *uinfo); 591 int snd_soc_bytes_get(struct snd_kcontrol *kcontrol, 592 struct snd_ctl_elem_value *ucontrol); 593 int snd_soc_bytes_put(struct snd_kcontrol *kcontrol, 594 struct snd_ctl_elem_value *ucontrol); 595 int snd_soc_bytes_info_ext(struct snd_kcontrol *kcontrol, 596 struct snd_ctl_elem_info *ucontrol); 597 int snd_soc_bytes_tlv_callback(struct snd_kcontrol *kcontrol, int op_flag, 598 unsigned int size, unsigned int __user *tlv); 599 int snd_soc_info_xr_sx(struct snd_kcontrol *kcontrol, 600 struct snd_ctl_elem_info *uinfo); 601 int snd_soc_get_xr_sx(struct snd_kcontrol *kcontrol, 602 struct snd_ctl_elem_value *ucontrol); 603 int snd_soc_put_xr_sx(struct snd_kcontrol *kcontrol, 604 struct snd_ctl_elem_value *ucontrol); 605 int snd_soc_get_strobe(struct snd_kcontrol *kcontrol, 606 struct snd_ctl_elem_value *ucontrol); 607 int snd_soc_put_strobe(struct snd_kcontrol *kcontrol, 608 struct snd_ctl_elem_value *ucontrol); 609 610 enum snd_soc_trigger_order { 611 /* start stop */ 612 SND_SOC_TRIGGER_ORDER_DEFAULT = 0, /* Link->Component->DAI DAI->Component->Link */ 613 SND_SOC_TRIGGER_ORDER_LDC, /* Link->DAI->Component Component->DAI->Link */ 614 615 SND_SOC_TRIGGER_ORDER_MAX, 616 }; 617 618 /* SoC PCM stream information */ 619 struct snd_soc_pcm_stream { 620 const char *stream_name; 621 u64 formats; /* SNDRV_PCM_FMTBIT_* */ 622 unsigned int rates; /* SNDRV_PCM_RATE_* */ 623 unsigned int rate_min; /* min rate */ 624 unsigned int rate_max; /* max rate */ 625 unsigned int channels_min; /* min channels */ 626 unsigned int channels_max; /* max channels */ 627 unsigned int sig_bits; /* number of bits of content */ 628 }; 629 630 /* SoC audio ops */ 631 struct snd_soc_ops { 632 int (*startup)(struct snd_pcm_substream *); 633 void (*shutdown)(struct snd_pcm_substream *); 634 int (*hw_params)(struct snd_pcm_substream *, struct snd_pcm_hw_params *); 635 int (*hw_free)(struct snd_pcm_substream *); 636 int (*prepare)(struct snd_pcm_substream *); 637 int (*trigger)(struct snd_pcm_substream *, int); 638 }; 639 640 struct snd_soc_compr_ops { 641 int (*startup)(struct snd_compr_stream *); 642 void (*shutdown)(struct snd_compr_stream *); 643 int (*set_params)(struct snd_compr_stream *); 644 }; 645 646 struct snd_soc_component* 647 snd_soc_rtdcom_lookup(struct snd_soc_pcm_runtime *rtd, 648 const char *driver_name); 649 650 struct snd_soc_dai_link_component { 651 const char *name; 652 struct device_node *of_node; 653 const char *dai_name; 654 }; 655 656 struct snd_soc_dai_link_codec_ch_map { 657 unsigned int connected_cpu_id; 658 unsigned int ch_mask; 659 }; 660 661 struct snd_soc_dai_link { 662 /* config - must be set by machine driver */ 663 const char *name; /* Codec name */ 664 const char *stream_name; /* Stream name */ 665 666 /* 667 * You MAY specify the link's CPU-side device, either by device name, 668 * or by DT/OF node, but not both. If this information is omitted, 669 * the CPU-side DAI is matched using .cpu_dai_name only, which hence 670 * must be globally unique. These fields are currently typically used 671 * only for codec to codec links, or systems using device tree. 672 */ 673 /* 674 * You MAY specify the DAI name of the CPU DAI. If this information is 675 * omitted, the CPU-side DAI is matched using .cpu_name/.cpu_of_node 676 * only, which only works well when that device exposes a single DAI. 677 */ 678 struct snd_soc_dai_link_component *cpus; 679 unsigned int num_cpus; 680 681 /* 682 * You MUST specify the link's codec, either by device name, or by 683 * DT/OF node, but not both. 684 */ 685 /* You MUST specify the DAI name within the codec */ 686 struct snd_soc_dai_link_component *codecs; 687 unsigned int num_codecs; 688 689 struct snd_soc_dai_link_codec_ch_map *codec_ch_maps; 690 /* 691 * You MAY specify the link's platform/PCM/DMA driver, either by 692 * device name, or by DT/OF node, but not both. Some forms of link 693 * do not need a platform. In such case, platforms are not mandatory. 694 */ 695 struct snd_soc_dai_link_component *platforms; 696 unsigned int num_platforms; 697 698 int id; /* optional ID for machine driver link identification */ 699 700 /* 701 * for Codec2Codec 702 */ 703 const struct snd_soc_pcm_stream *c2c_params; 704 unsigned int num_c2c_params; 705 706 unsigned int dai_fmt; /* format to set on init */ 707 708 enum snd_soc_dpcm_trigger trigger[2]; /* trigger type for DPCM */ 709 710 /* codec/machine specific init - e.g. add machine controls */ 711 int (*init)(struct snd_soc_pcm_runtime *rtd); 712 713 /* codec/machine specific exit - dual of init() */ 714 void (*exit)(struct snd_soc_pcm_runtime *rtd); 715 716 /* optional hw_params re-writing for BE and FE sync */ 717 int (*be_hw_params_fixup)(struct snd_soc_pcm_runtime *rtd, 718 struct snd_pcm_hw_params *params); 719 720 /* machine stream operations */ 721 const struct snd_soc_ops *ops; 722 const struct snd_soc_compr_ops *compr_ops; 723 724 /* 725 * soc_pcm_trigger() start/stop sequence. 726 * see also 727 * snd_soc_component_driver 728 * soc_pcm_trigger() 729 */ 730 enum snd_soc_trigger_order trigger_start; 731 enum snd_soc_trigger_order trigger_stop; 732 733 /* Mark this pcm with non atomic ops */ 734 unsigned int nonatomic:1; 735 736 /* For unidirectional dai links */ 737 unsigned int playback_only:1; 738 unsigned int capture_only:1; 739 740 /* Keep DAI active over suspend */ 741 unsigned int ignore_suspend:1; 742 743 /* Symmetry requirements */ 744 unsigned int symmetric_rate:1; 745 unsigned int symmetric_channels:1; 746 unsigned int symmetric_sample_bits:1; 747 748 /* Do not create a PCM for this DAI link (Backend link) */ 749 unsigned int no_pcm:1; 750 751 /* This DAI link can route to other DAI links at runtime (Frontend)*/ 752 unsigned int dynamic:1; 753 754 /* DPCM capture and Playback support */ 755 unsigned int dpcm_capture:1; 756 unsigned int dpcm_playback:1; 757 758 /* DPCM used FE & BE merged format */ 759 unsigned int dpcm_merged_format:1; 760 /* DPCM used FE & BE merged channel */ 761 unsigned int dpcm_merged_chan:1; 762 /* DPCM used FE & BE merged rate */ 763 unsigned int dpcm_merged_rate:1; 764 765 /* pmdown_time is ignored at stop */ 766 unsigned int ignore_pmdown_time:1; 767 768 /* Do not create a PCM for this DAI link (Backend link) */ 769 unsigned int ignore:1; 770 771 #ifdef CONFIG_SND_SOC_TOPOLOGY 772 struct snd_soc_dobj dobj; /* For topology */ 773 #endif 774 }; 775 776 static inline struct snd_soc_dai_link_component* 777 asoc_link_to_cpu(struct snd_soc_dai_link *link, int n) { 778 return &(link)->cpus[n]; 779 } 780 781 static inline struct snd_soc_dai_link_component* 782 asoc_link_to_codec(struct snd_soc_dai_link *link, int n) { 783 return &(link)->codecs[n]; 784 } 785 786 static inline struct snd_soc_dai_link_component* 787 asoc_link_to_platform(struct snd_soc_dai_link *link, int n) { 788 return &(link)->platforms[n]; 789 } 790 791 #define for_each_link_codecs(link, i, codec) \ 792 for ((i) = 0; \ 793 ((i) < link->num_codecs) && \ 794 ((codec) = asoc_link_to_codec(link, i)); \ 795 (i)++) 796 797 #define for_each_link_platforms(link, i, platform) \ 798 for ((i) = 0; \ 799 ((i) < link->num_platforms) && \ 800 ((platform) = asoc_link_to_platform(link, i)); \ 801 (i)++) 802 803 #define for_each_link_cpus(link, i, cpu) \ 804 for ((i) = 0; \ 805 ((i) < link->num_cpus) && \ 806 ((cpu) = asoc_link_to_cpu(link, i)); \ 807 (i)++) 808 809 /* 810 * Sample 1 : Single CPU/Codec/Platform 811 * 812 * SND_SOC_DAILINK_DEFS(test, 813 * DAILINK_COMP_ARRAY(COMP_CPU("cpu_dai")), 814 * DAILINK_COMP_ARRAY(COMP_CODEC("codec", "codec_dai")), 815 * DAILINK_COMP_ARRAY(COMP_PLATFORM("platform"))); 816 * 817 * struct snd_soc_dai_link link = { 818 * ... 819 * SND_SOC_DAILINK_REG(test), 820 * }; 821 * 822 * Sample 2 : Multi CPU/Codec, no Platform 823 * 824 * SND_SOC_DAILINK_DEFS(test, 825 * DAILINK_COMP_ARRAY(COMP_CPU("cpu_dai1"), 826 * COMP_CPU("cpu_dai2")), 827 * DAILINK_COMP_ARRAY(COMP_CODEC("codec1", "codec_dai1"), 828 * COMP_CODEC("codec2", "codec_dai2"))); 829 * 830 * struct snd_soc_dai_link link = { 831 * ... 832 * SND_SOC_DAILINK_REG(test), 833 * }; 834 * 835 * Sample 3 : Define each CPU/Codec/Platform manually 836 * 837 * SND_SOC_DAILINK_DEF(test_cpu, 838 * DAILINK_COMP_ARRAY(COMP_CPU("cpu_dai1"), 839 * COMP_CPU("cpu_dai2"))); 840 * SND_SOC_DAILINK_DEF(test_codec, 841 * DAILINK_COMP_ARRAY(COMP_CODEC("codec1", "codec_dai1"), 842 * COMP_CODEC("codec2", "codec_dai2"))); 843 * SND_SOC_DAILINK_DEF(test_platform, 844 * DAILINK_COMP_ARRAY(COMP_PLATFORM("platform"))); 845 * 846 * struct snd_soc_dai_link link = { 847 * ... 848 * SND_SOC_DAILINK_REG(test_cpu, 849 * test_codec, 850 * test_platform), 851 * }; 852 * 853 * Sample 4 : Sample3 without platform 854 * 855 * struct snd_soc_dai_link link = { 856 * ... 857 * SND_SOC_DAILINK_REG(test_cpu, 858 * test_codec); 859 * }; 860 */ 861 862 #define SND_SOC_DAILINK_REG1(name) SND_SOC_DAILINK_REG3(name##_cpus, name##_codecs, name##_platforms) 863 #define SND_SOC_DAILINK_REG2(cpu, codec) SND_SOC_DAILINK_REG3(cpu, codec, null_dailink_component) 864 #define SND_SOC_DAILINK_REG3(cpu, codec, platform) \ 865 .cpus = cpu, \ 866 .num_cpus = ARRAY_SIZE(cpu), \ 867 .codecs = codec, \ 868 .num_codecs = ARRAY_SIZE(codec), \ 869 .platforms = platform, \ 870 .num_platforms = ARRAY_SIZE(platform) 871 872 #define SND_SOC_DAILINK_REGx(_1, _2, _3, func, ...) func 873 #define SND_SOC_DAILINK_REG(...) \ 874 SND_SOC_DAILINK_REGx(__VA_ARGS__, \ 875 SND_SOC_DAILINK_REG3, \ 876 SND_SOC_DAILINK_REG2, \ 877 SND_SOC_DAILINK_REG1)(__VA_ARGS__) 878 879 #define SND_SOC_DAILINK_DEF(name, def...) \ 880 static struct snd_soc_dai_link_component name[] = { def } 881 882 #define SND_SOC_DAILINK_DEFS(name, cpu, codec, platform...) \ 883 SND_SOC_DAILINK_DEF(name##_cpus, cpu); \ 884 SND_SOC_DAILINK_DEF(name##_codecs, codec); \ 885 SND_SOC_DAILINK_DEF(name##_platforms, platform) 886 887 #define DAILINK_COMP_ARRAY(param...) param 888 #define COMP_EMPTY() { } 889 #define COMP_CPU(_dai) { .dai_name = _dai, } 890 #define COMP_CODEC(_name, _dai) { .name = _name, .dai_name = _dai, } 891 #define COMP_PLATFORM(_name) { .name = _name } 892 #define COMP_AUX(_name) { .name = _name } 893 #define COMP_CODEC_CONF(_name) { .name = _name } 894 #define COMP_DUMMY() { .name = "snd-soc-dummy", .dai_name = "snd-soc-dummy-dai", } 895 896 extern struct snd_soc_dai_link_component null_dailink_component[0]; 897 extern struct snd_soc_dai_link_component asoc_dummy_dlc; 898 899 900 struct snd_soc_codec_conf { 901 /* 902 * specify device either by device name, or by 903 * DT/OF node, but not both. 904 */ 905 struct snd_soc_dai_link_component dlc; 906 907 /* 908 * optional map of kcontrol, widget and path name prefixes that are 909 * associated per device 910 */ 911 const char *name_prefix; 912 }; 913 914 struct snd_soc_aux_dev { 915 /* 916 * specify multi-codec either by device name, or by 917 * DT/OF node, but not both. 918 */ 919 struct snd_soc_dai_link_component dlc; 920 921 /* codec/machine specific init - e.g. add machine controls */ 922 int (*init)(struct snd_soc_component *component); 923 }; 924 925 /* SoC card */ 926 struct snd_soc_card { 927 const char *name; 928 const char *long_name; 929 const char *driver_name; 930 const char *components; 931 #ifdef CONFIG_DMI 932 char dmi_longname[80]; 933 #endif /* CONFIG_DMI */ 934 char topology_shortname[32]; 935 936 struct device *dev; 937 struct snd_card *snd_card; 938 struct module *owner; 939 940 struct mutex mutex; 941 struct mutex dapm_mutex; 942 943 /* Mutex for PCM operations */ 944 struct mutex pcm_mutex; 945 enum snd_soc_pcm_subclass pcm_subclass; 946 947 int (*probe)(struct snd_soc_card *card); 948 int (*late_probe)(struct snd_soc_card *card); 949 void (*fixup_controls)(struct snd_soc_card *card); 950 int (*remove)(struct snd_soc_card *card); 951 952 /* the pre and post PM functions are used to do any PM work before and 953 * after the codec and DAI's do any PM work. */ 954 int (*suspend_pre)(struct snd_soc_card *card); 955 int (*suspend_post)(struct snd_soc_card *card); 956 int (*resume_pre)(struct snd_soc_card *card); 957 int (*resume_post)(struct snd_soc_card *card); 958 959 /* callbacks */ 960 int (*set_bias_level)(struct snd_soc_card *, 961 struct snd_soc_dapm_context *dapm, 962 enum snd_soc_bias_level level); 963 int (*set_bias_level_post)(struct snd_soc_card *, 964 struct snd_soc_dapm_context *dapm, 965 enum snd_soc_bias_level level); 966 967 int (*add_dai_link)(struct snd_soc_card *, 968 struct snd_soc_dai_link *link); 969 void (*remove_dai_link)(struct snd_soc_card *, 970 struct snd_soc_dai_link *link); 971 972 long pmdown_time; 973 974 /* CPU <--> Codec DAI links */ 975 struct snd_soc_dai_link *dai_link; /* predefined links only */ 976 int num_links; /* predefined links only */ 977 978 struct list_head rtd_list; 979 int num_rtd; 980 981 /* optional codec specific configuration */ 982 struct snd_soc_codec_conf *codec_conf; 983 int num_configs; 984 985 /* 986 * optional auxiliary devices such as amplifiers or codecs with DAI 987 * link unused 988 */ 989 struct snd_soc_aux_dev *aux_dev; 990 int num_aux_devs; 991 struct list_head aux_comp_list; 992 993 const struct snd_kcontrol_new *controls; 994 int num_controls; 995 996 /* 997 * Card-specific routes and widgets. 998 * Note: of_dapm_xxx for Device Tree; Otherwise for driver build-in. 999 */ 1000 const struct snd_soc_dapm_widget *dapm_widgets; 1001 int num_dapm_widgets; 1002 const struct snd_soc_dapm_route *dapm_routes; 1003 int num_dapm_routes; 1004 const struct snd_soc_dapm_widget *of_dapm_widgets; 1005 int num_of_dapm_widgets; 1006 const struct snd_soc_dapm_route *of_dapm_routes; 1007 int num_of_dapm_routes; 1008 1009 /* lists of probed devices belonging to this card */ 1010 struct list_head component_dev_list; 1011 struct list_head list; 1012 1013 struct list_head widgets; 1014 struct list_head paths; 1015 struct list_head dapm_list; 1016 struct list_head dapm_dirty; 1017 1018 /* attached dynamic objects */ 1019 struct list_head dobj_list; 1020 1021 /* Generic DAPM context for the card */ 1022 struct snd_soc_dapm_context dapm; 1023 struct snd_soc_dapm_stats dapm_stats; 1024 struct snd_soc_dapm_update *update; 1025 1026 #ifdef CONFIG_DEBUG_FS 1027 struct dentry *debugfs_card_root; 1028 #endif 1029 #ifdef CONFIG_PM_SLEEP 1030 struct work_struct deferred_resume_work; 1031 #endif 1032 u32 pop_time; 1033 1034 /* bit field */ 1035 unsigned int instantiated:1; 1036 unsigned int topology_shortname_created:1; 1037 unsigned int fully_routed:1; 1038 unsigned int disable_route_checks:1; 1039 unsigned int probed:1; 1040 unsigned int component_chaining:1; 1041 1042 void *drvdata; 1043 }; 1044 #define for_each_card_prelinks(card, i, link) \ 1045 for ((i) = 0; \ 1046 ((i) < (card)->num_links) && ((link) = &(card)->dai_link[i]); \ 1047 (i)++) 1048 #define for_each_card_pre_auxs(card, i, aux) \ 1049 for ((i) = 0; \ 1050 ((i) < (card)->num_aux_devs) && ((aux) = &(card)->aux_dev[i]); \ 1051 (i)++) 1052 1053 #define for_each_card_rtds(card, rtd) \ 1054 list_for_each_entry(rtd, &(card)->rtd_list, list) 1055 #define for_each_card_rtds_safe(card, rtd, _rtd) \ 1056 list_for_each_entry_safe(rtd, _rtd, &(card)->rtd_list, list) 1057 1058 #define for_each_card_auxs(card, component) \ 1059 list_for_each_entry(component, &card->aux_comp_list, card_aux_list) 1060 #define for_each_card_auxs_safe(card, component, _comp) \ 1061 list_for_each_entry_safe(component, _comp, \ 1062 &card->aux_comp_list, card_aux_list) 1063 1064 #define for_each_card_components(card, component) \ 1065 list_for_each_entry(component, &(card)->component_dev_list, card_list) 1066 1067 #define for_each_card_dapms(card, dapm) \ 1068 list_for_each_entry(dapm, &card->dapm_list, list) 1069 1070 #define for_each_card_widgets(card, w)\ 1071 list_for_each_entry(w, &card->widgets, list) 1072 #define for_each_card_widgets_safe(card, w, _w) \ 1073 list_for_each_entry_safe(w, _w, &card->widgets, list) 1074 1075 1076 static inline int snd_soc_card_is_instantiated(struct snd_soc_card *card) 1077 { 1078 return card && card->instantiated; 1079 } 1080 1081 /* SoC machine DAI configuration, glues a codec and cpu DAI together */ 1082 struct snd_soc_pcm_runtime { 1083 struct device *dev; 1084 struct snd_soc_card *card; 1085 struct snd_soc_dai_link *dai_link; 1086 struct snd_pcm_ops ops; 1087 1088 unsigned int c2c_params_select; /* currently selected c2c_param for dai link */ 1089 1090 /* Dynamic PCM BE runtime data */ 1091 struct snd_soc_dpcm_runtime dpcm[SNDRV_PCM_STREAM_LAST + 1]; 1092 struct snd_soc_dapm_widget *c2c_widget[SNDRV_PCM_STREAM_LAST + 1]; 1093 1094 long pmdown_time; 1095 1096 /* runtime devices */ 1097 struct snd_pcm *pcm; 1098 struct snd_compr *compr; 1099 1100 /* 1101 * dais = cpu_dai + codec_dai 1102 * see 1103 * soc_new_pcm_runtime() 1104 * asoc_rtd_to_cpu() 1105 * asoc_rtd_to_codec() 1106 */ 1107 struct snd_soc_dai **dais; 1108 1109 struct delayed_work delayed_work; 1110 void (*close_delayed_work_func)(struct snd_soc_pcm_runtime *rtd); 1111 #ifdef CONFIG_DEBUG_FS 1112 struct dentry *debugfs_dpcm_root; 1113 #endif 1114 1115 unsigned int num; /* 0-based and monotonic increasing */ 1116 struct list_head list; /* rtd list of the soc card */ 1117 1118 /* function mark */ 1119 struct snd_pcm_substream *mark_startup; 1120 struct snd_pcm_substream *mark_hw_params; 1121 struct snd_pcm_substream *mark_trigger; 1122 struct snd_compr_stream *mark_compr_startup; 1123 1124 /* bit field */ 1125 unsigned int pop_wait:1; 1126 unsigned int fe_compr:1; /* for Dynamic PCM */ 1127 1128 int num_components; 1129 struct snd_soc_component *components[]; /* CPU/Codec/Platform */ 1130 }; 1131 /* see soc_new_pcm_runtime() */ 1132 #define asoc_rtd_to_cpu(rtd, n) (rtd)->dais[n] 1133 #define asoc_rtd_to_codec(rtd, n) (rtd)->dais[n + (rtd)->dai_link->num_cpus] 1134 #define asoc_substream_to_rtd(substream) \ 1135 (struct snd_soc_pcm_runtime *)snd_pcm_substream_chip(substream) 1136 1137 #define for_each_rtd_components(rtd, i, component) \ 1138 for ((i) = 0, component = NULL; \ 1139 ((i) < rtd->num_components) && ((component) = rtd->components[i]);\ 1140 (i)++) 1141 #define for_each_rtd_cpu_dais(rtd, i, dai) \ 1142 for ((i) = 0; \ 1143 ((i) < rtd->dai_link->num_cpus) && ((dai) = asoc_rtd_to_cpu(rtd, i)); \ 1144 (i)++) 1145 #define for_each_rtd_codec_dais(rtd, i, dai) \ 1146 for ((i) = 0; \ 1147 ((i) < rtd->dai_link->num_codecs) && ((dai) = asoc_rtd_to_codec(rtd, i)); \ 1148 (i)++) 1149 #define for_each_rtd_dais(rtd, i, dai) \ 1150 for ((i) = 0; \ 1151 ((i) < (rtd)->dai_link->num_cpus + (rtd)->dai_link->num_codecs) && \ 1152 ((dai) = (rtd)->dais[i]); \ 1153 (i)++) 1154 1155 void snd_soc_close_delayed_work(struct snd_soc_pcm_runtime *rtd); 1156 1157 /* mixer control */ 1158 struct soc_mixer_control { 1159 int min, max, platform_max; 1160 int reg, rreg; 1161 unsigned int shift, rshift; 1162 unsigned int sign_bit; 1163 unsigned int invert:1; 1164 unsigned int autodisable:1; 1165 #ifdef CONFIG_SND_SOC_TOPOLOGY 1166 struct snd_soc_dobj dobj; 1167 #endif 1168 }; 1169 1170 struct soc_bytes { 1171 int base; 1172 int num_regs; 1173 u32 mask; 1174 }; 1175 1176 struct soc_bytes_ext { 1177 int max; 1178 #ifdef CONFIG_SND_SOC_TOPOLOGY 1179 struct snd_soc_dobj dobj; 1180 #endif 1181 /* used for TLV byte control */ 1182 int (*get)(struct snd_kcontrol *kcontrol, unsigned int __user *bytes, 1183 unsigned int size); 1184 int (*put)(struct snd_kcontrol *kcontrol, const unsigned int __user *bytes, 1185 unsigned int size); 1186 }; 1187 1188 /* multi register control */ 1189 struct soc_mreg_control { 1190 long min, max; 1191 unsigned int regbase, regcount, nbits, invert; 1192 }; 1193 1194 /* enumerated kcontrol */ 1195 struct soc_enum { 1196 int reg; 1197 unsigned char shift_l; 1198 unsigned char shift_r; 1199 unsigned int items; 1200 unsigned int mask; 1201 const char * const *texts; 1202 const unsigned int *values; 1203 unsigned int autodisable:1; 1204 #ifdef CONFIG_SND_SOC_TOPOLOGY 1205 struct snd_soc_dobj dobj; 1206 #endif 1207 }; 1208 1209 static inline bool snd_soc_volsw_is_stereo(struct soc_mixer_control *mc) 1210 { 1211 if (mc->reg == mc->rreg && mc->shift == mc->rshift) 1212 return false; 1213 /* 1214 * mc->reg == mc->rreg && mc->shift != mc->rshift, or 1215 * mc->reg != mc->rreg means that the control is 1216 * stereo (bits in one register or in two registers) 1217 */ 1218 return true; 1219 } 1220 1221 static inline unsigned int snd_soc_enum_val_to_item(struct soc_enum *e, 1222 unsigned int val) 1223 { 1224 unsigned int i; 1225 1226 if (!e->values) 1227 return val; 1228 1229 for (i = 0; i < e->items; i++) 1230 if (val == e->values[i]) 1231 return i; 1232 1233 return 0; 1234 } 1235 1236 static inline unsigned int snd_soc_enum_item_to_val(struct soc_enum *e, 1237 unsigned int item) 1238 { 1239 if (!e->values) 1240 return item; 1241 1242 return e->values[item]; 1243 } 1244 1245 /** 1246 * snd_soc_kcontrol_component() - Returns the component that registered the 1247 * control 1248 * @kcontrol: The control for which to get the component 1249 * 1250 * Note: This function will work correctly if the control has been registered 1251 * for a component. With snd_soc_add_codec_controls() or via table based 1252 * setup for either a CODEC or component driver. Otherwise the behavior is 1253 * undefined. 1254 */ 1255 static inline struct snd_soc_component *snd_soc_kcontrol_component( 1256 struct snd_kcontrol *kcontrol) 1257 { 1258 return snd_kcontrol_chip(kcontrol); 1259 } 1260 1261 int snd_soc_util_init(void); 1262 void snd_soc_util_exit(void); 1263 1264 int snd_soc_of_parse_card_name(struct snd_soc_card *card, 1265 const char *propname); 1266 int snd_soc_of_parse_audio_simple_widgets(struct snd_soc_card *card, 1267 const char *propname); 1268 int snd_soc_of_parse_pin_switches(struct snd_soc_card *card, const char *prop); 1269 int snd_soc_of_get_slot_mask(struct device_node *np, 1270 const char *prop_name, 1271 unsigned int *mask); 1272 int snd_soc_of_parse_tdm_slot(struct device_node *np, 1273 unsigned int *tx_mask, 1274 unsigned int *rx_mask, 1275 unsigned int *slots, 1276 unsigned int *slot_width); 1277 void snd_soc_of_parse_node_prefix(struct device_node *np, 1278 struct snd_soc_codec_conf *codec_conf, 1279 struct device_node *of_node, 1280 const char *propname); 1281 static inline 1282 void snd_soc_of_parse_audio_prefix(struct snd_soc_card *card, 1283 struct snd_soc_codec_conf *codec_conf, 1284 struct device_node *of_node, 1285 const char *propname) 1286 { 1287 snd_soc_of_parse_node_prefix(card->dev->of_node, 1288 codec_conf, of_node, propname); 1289 } 1290 1291 int snd_soc_of_parse_audio_routing(struct snd_soc_card *card, 1292 const char *propname); 1293 int snd_soc_of_parse_aux_devs(struct snd_soc_card *card, const char *propname); 1294 1295 unsigned int snd_soc_daifmt_clock_provider_flipped(unsigned int dai_fmt); 1296 unsigned int snd_soc_daifmt_clock_provider_from_bitmap(unsigned int bit_frame); 1297 1298 unsigned int snd_soc_daifmt_parse_format(struct device_node *np, const char *prefix); 1299 unsigned int snd_soc_daifmt_parse_clock_provider_raw(struct device_node *np, 1300 const char *prefix, 1301 struct device_node **bitclkmaster, 1302 struct device_node **framemaster); 1303 #define snd_soc_daifmt_parse_clock_provider_as_bitmap(np, prefix) \ 1304 snd_soc_daifmt_parse_clock_provider_raw(np, prefix, NULL, NULL) 1305 #define snd_soc_daifmt_parse_clock_provider_as_phandle \ 1306 snd_soc_daifmt_parse_clock_provider_raw 1307 #define snd_soc_daifmt_parse_clock_provider_as_flag(np, prefix) \ 1308 snd_soc_daifmt_clock_provider_from_bitmap( \ 1309 snd_soc_daifmt_parse_clock_provider_as_bitmap(np, prefix)) 1310 1311 int snd_soc_get_stream_cpu(struct snd_soc_dai_link *dai_link, int stream); 1312 int snd_soc_get_dlc(const struct of_phandle_args *args, 1313 struct snd_soc_dai_link_component *dlc); 1314 int snd_soc_of_get_dlc(struct device_node *of_node, 1315 struct of_phandle_args *args, 1316 struct snd_soc_dai_link_component *dlc, 1317 int index); 1318 int snd_soc_get_dai_id(struct device_node *ep); 1319 int snd_soc_get_dai_name(const struct of_phandle_args *args, 1320 const char **dai_name); 1321 int snd_soc_of_get_dai_name(struct device_node *of_node, 1322 const char **dai_name, int index); 1323 int snd_soc_of_get_dai_link_codecs(struct device *dev, 1324 struct device_node *of_node, 1325 struct snd_soc_dai_link *dai_link); 1326 void snd_soc_of_put_dai_link_codecs(struct snd_soc_dai_link *dai_link); 1327 int snd_soc_of_get_dai_link_cpus(struct device *dev, 1328 struct device_node *of_node, 1329 struct snd_soc_dai_link *dai_link); 1330 void snd_soc_of_put_dai_link_cpus(struct snd_soc_dai_link *dai_link); 1331 1332 int snd_soc_add_pcm_runtimes(struct snd_soc_card *card, 1333 struct snd_soc_dai_link *dai_link, 1334 int num_dai_link); 1335 void snd_soc_remove_pcm_runtime(struct snd_soc_card *card, 1336 struct snd_soc_pcm_runtime *rtd); 1337 1338 struct snd_soc_dai *snd_soc_register_dai(struct snd_soc_component *component, 1339 struct snd_soc_dai_driver *dai_drv, 1340 bool legacy_dai_naming); 1341 struct snd_soc_dai *devm_snd_soc_register_dai(struct device *dev, 1342 struct snd_soc_component *component, 1343 struct snd_soc_dai_driver *dai_drv, 1344 bool legacy_dai_naming); 1345 void snd_soc_unregister_dai(struct snd_soc_dai *dai); 1346 1347 struct snd_soc_dai *snd_soc_find_dai( 1348 const struct snd_soc_dai_link_component *dlc); 1349 struct snd_soc_dai *snd_soc_find_dai_with_mutex( 1350 const struct snd_soc_dai_link_component *dlc); 1351 1352 #include <sound/soc-dai.h> 1353 1354 static inline 1355 int snd_soc_fixup_dai_links_platform_name(struct snd_soc_card *card, 1356 const char *platform_name) 1357 { 1358 struct snd_soc_dai_link *dai_link; 1359 const char *name; 1360 int i; 1361 1362 if (!platform_name) /* nothing to do */ 1363 return 0; 1364 1365 /* set platform name for each dailink */ 1366 for_each_card_prelinks(card, i, dai_link) { 1367 /* only single platform is supported for now */ 1368 if (dai_link->num_platforms != 1) 1369 return -EINVAL; 1370 1371 if (!dai_link->platforms) 1372 return -EINVAL; 1373 1374 name = devm_kstrdup(card->dev, platform_name, GFP_KERNEL); 1375 if (!name) 1376 return -ENOMEM; 1377 1378 /* only single platform is supported for now */ 1379 dai_link->platforms->name = name; 1380 } 1381 1382 return 0; 1383 } 1384 1385 #ifdef CONFIG_DEBUG_FS 1386 extern struct dentry *snd_soc_debugfs_root; 1387 #endif 1388 1389 extern const struct dev_pm_ops snd_soc_pm_ops; 1390 1391 /* 1392 * DAPM helper functions 1393 */ 1394 enum snd_soc_dapm_subclass { 1395 SND_SOC_DAPM_CLASS_ROOT = 0, 1396 SND_SOC_DAPM_CLASS_RUNTIME = 1, 1397 }; 1398 1399 static inline void _snd_soc_dapm_mutex_lock_root_c(struct snd_soc_card *card) 1400 { 1401 mutex_lock_nested(&card->dapm_mutex, SND_SOC_DAPM_CLASS_ROOT); 1402 } 1403 1404 static inline void _snd_soc_dapm_mutex_lock_c(struct snd_soc_card *card) 1405 { 1406 mutex_lock_nested(&card->dapm_mutex, SND_SOC_DAPM_CLASS_RUNTIME); 1407 } 1408 1409 static inline void _snd_soc_dapm_mutex_unlock_c(struct snd_soc_card *card) 1410 { 1411 mutex_unlock(&card->dapm_mutex); 1412 } 1413 1414 static inline void _snd_soc_dapm_mutex_assert_held_c(struct snd_soc_card *card) 1415 { 1416 lockdep_assert_held(&card->dapm_mutex); 1417 } 1418 1419 static inline void _snd_soc_dapm_mutex_lock_root_d(struct snd_soc_dapm_context *dapm) 1420 { 1421 _snd_soc_dapm_mutex_lock_root_c(dapm->card); 1422 } 1423 1424 static inline void _snd_soc_dapm_mutex_lock_d(struct snd_soc_dapm_context *dapm) 1425 { 1426 _snd_soc_dapm_mutex_lock_c(dapm->card); 1427 } 1428 1429 static inline void _snd_soc_dapm_mutex_unlock_d(struct snd_soc_dapm_context *dapm) 1430 { 1431 _snd_soc_dapm_mutex_unlock_c(dapm->card); 1432 } 1433 1434 static inline void _snd_soc_dapm_mutex_assert_held_d(struct snd_soc_dapm_context *dapm) 1435 { 1436 _snd_soc_dapm_mutex_assert_held_c(dapm->card); 1437 } 1438 1439 #define snd_soc_dapm_mutex_lock_root(x) _Generic((x), \ 1440 struct snd_soc_card * : _snd_soc_dapm_mutex_lock_root_c, \ 1441 struct snd_soc_dapm_context * : _snd_soc_dapm_mutex_lock_root_d)(x) 1442 #define snd_soc_dapm_mutex_lock(x) _Generic((x), \ 1443 struct snd_soc_card * : _snd_soc_dapm_mutex_lock_c, \ 1444 struct snd_soc_dapm_context * : _snd_soc_dapm_mutex_lock_d)(x) 1445 #define snd_soc_dapm_mutex_unlock(x) _Generic((x), \ 1446 struct snd_soc_card * : _snd_soc_dapm_mutex_unlock_c, \ 1447 struct snd_soc_dapm_context * : _snd_soc_dapm_mutex_unlock_d)(x) 1448 #define snd_soc_dapm_mutex_assert_held(x) _Generic((x), \ 1449 struct snd_soc_card * : _snd_soc_dapm_mutex_assert_held_c, \ 1450 struct snd_soc_dapm_context * : _snd_soc_dapm_mutex_assert_held_d)(x) 1451 1452 /* 1453 * PCM helper functions 1454 */ 1455 static inline void _snd_soc_dpcm_mutex_lock_c(struct snd_soc_card *card) 1456 { 1457 mutex_lock_nested(&card->pcm_mutex, card->pcm_subclass); 1458 } 1459 1460 static inline void _snd_soc_dpcm_mutex_unlock_c(struct snd_soc_card *card) 1461 { 1462 mutex_unlock(&card->pcm_mutex); 1463 } 1464 1465 static inline void _snd_soc_dpcm_mutex_assert_held_c(struct snd_soc_card *card) 1466 { 1467 lockdep_assert_held(&card->pcm_mutex); 1468 } 1469 1470 static inline void _snd_soc_dpcm_mutex_lock_r(struct snd_soc_pcm_runtime *rtd) 1471 { 1472 _snd_soc_dpcm_mutex_lock_c(rtd->card); 1473 } 1474 1475 static inline void _snd_soc_dpcm_mutex_unlock_r(struct snd_soc_pcm_runtime *rtd) 1476 { 1477 _snd_soc_dpcm_mutex_unlock_c(rtd->card); 1478 } 1479 1480 static inline void _snd_soc_dpcm_mutex_assert_held_r(struct snd_soc_pcm_runtime *rtd) 1481 { 1482 _snd_soc_dpcm_mutex_assert_held_c(rtd->card); 1483 } 1484 1485 #define snd_soc_dpcm_mutex_lock(x) _Generic((x), \ 1486 struct snd_soc_card * : _snd_soc_dpcm_mutex_lock_c, \ 1487 struct snd_soc_pcm_runtime * : _snd_soc_dpcm_mutex_lock_r)(x) 1488 1489 #define snd_soc_dpcm_mutex_unlock(x) _Generic((x), \ 1490 struct snd_soc_card * : _snd_soc_dpcm_mutex_unlock_c, \ 1491 struct snd_soc_pcm_runtime * : _snd_soc_dpcm_mutex_unlock_r)(x) 1492 1493 #define snd_soc_dpcm_mutex_assert_held(x) _Generic((x), \ 1494 struct snd_soc_card * : _snd_soc_dpcm_mutex_assert_held_c, \ 1495 struct snd_soc_pcm_runtime * : _snd_soc_dpcm_mutex_assert_held_r)(x) 1496 1497 #include <sound/soc-component.h> 1498 #include <sound/soc-card.h> 1499 #include <sound/soc-jack.h> 1500 1501 #endif 1502