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- /*
- * linux/sound/soc.h -- ALSA SoC Layer
- *
- * Author: Liam Girdwood
- * Created: Aug 11th 2005
- * Copyright: Wolfson Microelectronics. PLC.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- */
- #ifndef __LINUX_SND_SOC_H
- #define __LINUX_SND_SOC_H
- #include <linux/of.h>
- #include <linux/platform_device.h>
- #include <linux/types.h>
- #include <linux/notifier.h>
- #include <linux/workqueue.h>
- #include <linux/interrupt.h>
- #include <linux/kernel.h>
- #include <linux/regmap.h>
- #include <linux/log2.h>
- #include <sound/core.h>
- #include <sound/pcm.h>
- #include <sound/compress_driver.h>
- #include <sound/control.h>
- #include <sound/ac97_codec.h>
- /*
- * Convenience kcontrol builders
- */
- #define SOC_DOUBLE_VALUE(xreg, shift_left, shift_right, xmax, xinvert, xautodisable) \
- ((unsigned long)&(struct soc_mixer_control) \
- {.reg = xreg, .rreg = xreg, .shift = shift_left, \
- .rshift = shift_right, .max = xmax, .platform_max = xmax, \
- .invert = xinvert, .autodisable = xautodisable})
- #define SOC_DOUBLE_S_VALUE(xreg, shift_left, shift_right, xmin, xmax, xsign_bit, xinvert, xautodisable) \
- ((unsigned long)&(struct soc_mixer_control) \
- {.reg = xreg, .rreg = xreg, .shift = shift_left, \
- .rshift = shift_right, .min = xmin, .max = xmax, .platform_max = xmax, \
- .sign_bit = xsign_bit, .invert = xinvert, .autodisable = xautodisable})
- #define SOC_SINGLE_VALUE(xreg, xshift, xmax, xinvert, xautodisable) \
- SOC_DOUBLE_VALUE(xreg, xshift, xshift, xmax, xinvert, xautodisable)
- #define SOC_SINGLE_VALUE_EXT(xreg, xmax, xinvert) \
- ((unsigned long)&(struct soc_mixer_control) \
- {.reg = xreg, .max = xmax, .platform_max = xmax, .invert = xinvert})
- #define SOC_DOUBLE_R_VALUE(xlreg, xrreg, xshift, xmax, xinvert) \
- ((unsigned long)&(struct soc_mixer_control) \
- {.reg = xlreg, .rreg = xrreg, .shift = xshift, .rshift = xshift, \
- .max = xmax, .platform_max = xmax, .invert = xinvert})
- #define SOC_DOUBLE_R_S_VALUE(xlreg, xrreg, xshift, xmin, xmax, xsign_bit, xinvert) \
- ((unsigned long)&(struct soc_mixer_control) \
- {.reg = xlreg, .rreg = xrreg, .shift = xshift, .rshift = xshift, \
- .max = xmax, .min = xmin, .platform_max = xmax, .sign_bit = xsign_bit, \
- .invert = xinvert})
- #define SOC_DOUBLE_R_RANGE_VALUE(xlreg, xrreg, xshift, xmin, xmax, xinvert) \
- ((unsigned long)&(struct soc_mixer_control) \
- {.reg = xlreg, .rreg = xrreg, .shift = xshift, .rshift = xshift, \
- .min = xmin, .max = xmax, .platform_max = xmax, .invert = xinvert})
- #define SOC_SINGLE(xname, reg, shift, max, invert) \
- { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \
- .info = snd_soc_info_volsw, .get = snd_soc_get_volsw,\
- .put = snd_soc_put_volsw, \
- .private_value = SOC_SINGLE_VALUE(reg, shift, max, invert, 0) }
- #define SOC_SINGLE_RANGE(xname, xreg, xshift, xmin, xmax, xinvert) \
- { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname),\
- .info = snd_soc_info_volsw_range, .get = snd_soc_get_volsw_range, \
- .put = snd_soc_put_volsw_range, \
- .private_value = (unsigned long)&(struct soc_mixer_control) \
- {.reg = xreg, .rreg = xreg, .shift = xshift, \
- .rshift = xshift, .min = xmin, .max = xmax, \
- .platform_max = xmax, .invert = xinvert} }
- #define SOC_SINGLE_TLV(xname, reg, shift, max, invert, tlv_array) \
- { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \
- .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ |\
- SNDRV_CTL_ELEM_ACCESS_READWRITE,\
- .tlv.p = (tlv_array), \
- .info = snd_soc_info_volsw, .get = snd_soc_get_volsw,\
- .put = snd_soc_put_volsw, \
- .private_value = SOC_SINGLE_VALUE(reg, shift, max, invert, 0) }
- #define SOC_SINGLE_SX_TLV(xname, xreg, xshift, xmin, xmax, tlv_array) \
- { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \
- .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ | \
- SNDRV_CTL_ELEM_ACCESS_READWRITE, \
- .tlv.p = (tlv_array),\
- .info = snd_soc_info_volsw_sx, \
- .get = snd_soc_get_volsw_sx,\
- .put = snd_soc_put_volsw_sx, \
- .private_value = (unsigned long)&(struct soc_mixer_control) \
- {.reg = xreg, .rreg = xreg, \
- .shift = xshift, .rshift = xshift, \
- .max = xmax, .min = xmin} }
- #define SOC_SINGLE_RANGE_TLV(xname, xreg, xshift, xmin, xmax, xinvert, tlv_array) \
- { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname),\
- .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ |\
- SNDRV_CTL_ELEM_ACCESS_READWRITE,\
- .tlv.p = (tlv_array), \
- .info = snd_soc_info_volsw_range, \
- .get = snd_soc_get_volsw_range, .put = snd_soc_put_volsw_range, \
- .private_value = (unsigned long)&(struct soc_mixer_control) \
- {.reg = xreg, .rreg = xreg, .shift = xshift, \
- .rshift = xshift, .min = xmin, .max = xmax, \
- .platform_max = xmax, .invert = xinvert} }
- #define SOC_DOUBLE(xname, reg, shift_left, shift_right, max, invert) \
- { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname),\
- .info = snd_soc_info_volsw, .get = snd_soc_get_volsw, \
- .put = snd_soc_put_volsw, \
- .private_value = SOC_DOUBLE_VALUE(reg, shift_left, shift_right, \
- max, invert, 0) }
- #define SOC_DOUBLE_STS(xname, reg, shift_left, shift_right, max, invert) \
- { \
- .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), \
- .info = snd_soc_info_volsw, .get = snd_soc_get_volsw, \
- .access = SNDRV_CTL_ELEM_ACCESS_READ | \
- SNDRV_CTL_ELEM_ACCESS_VOLATILE, \
- .private_value = SOC_DOUBLE_VALUE(reg, shift_left, shift_right, \
- max, invert, 0) }
- #define SOC_DOUBLE_R(xname, reg_left, reg_right, xshift, xmax, xinvert) \
- { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), \
- .info = snd_soc_info_volsw, \
- .get = snd_soc_get_volsw, .put = snd_soc_put_volsw, \
- .private_value = SOC_DOUBLE_R_VALUE(reg_left, reg_right, xshift, \
- xmax, xinvert) }
- #define SOC_DOUBLE_R_RANGE(xname, reg_left, reg_right, xshift, xmin, \
- xmax, xinvert) \
- { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname),\
- .info = snd_soc_info_volsw_range, \
- .get = snd_soc_get_volsw_range, .put = snd_soc_put_volsw_range, \
- .private_value = SOC_DOUBLE_R_RANGE_VALUE(reg_left, reg_right, \
- xshift, xmin, xmax, xinvert) }
- #define SOC_DOUBLE_TLV(xname, reg, shift_left, shift_right, max, invert, tlv_array) \
- { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname),\
- .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ |\
- SNDRV_CTL_ELEM_ACCESS_READWRITE,\
- .tlv.p = (tlv_array), \
- .info = snd_soc_info_volsw, .get = snd_soc_get_volsw, \
- .put = snd_soc_put_volsw, \
- .private_value = SOC_DOUBLE_VALUE(reg, shift_left, shift_right, \
- max, invert, 0) }
- #define SOC_DOUBLE_R_TLV(xname, reg_left, reg_right, xshift, xmax, xinvert, tlv_array) \
- { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname),\
- .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ |\
- SNDRV_CTL_ELEM_ACCESS_READWRITE,\
- .tlv.p = (tlv_array), \
- .info = snd_soc_info_volsw, \
- .get = snd_soc_get_volsw, .put = snd_soc_put_volsw, \
- .private_value = SOC_DOUBLE_R_VALUE(reg_left, reg_right, xshift, \
- xmax, xinvert) }
- #define SOC_DOUBLE_R_RANGE_TLV(xname, reg_left, reg_right, xshift, xmin, \
- xmax, xinvert, tlv_array) \
- { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname),\
- .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ |\
- SNDRV_CTL_ELEM_ACCESS_READWRITE,\
- .tlv.p = (tlv_array), \
- .info = snd_soc_info_volsw_range, \
- .get = snd_soc_get_volsw_range, .put = snd_soc_put_volsw_range, \
- .private_value = SOC_DOUBLE_R_RANGE_VALUE(reg_left, reg_right, \
- xshift, xmin, xmax, xinvert) }
- #define SOC_DOUBLE_R_SX_TLV(xname, xreg, xrreg, xshift, xmin, xmax, tlv_array) \
- { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), \
- .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ | \
- SNDRV_CTL_ELEM_ACCESS_READWRITE, \
- .tlv.p = (tlv_array), \
- .info = snd_soc_info_volsw_sx, \
- .get = snd_soc_get_volsw_sx, \
- .put = snd_soc_put_volsw_sx, \
- .private_value = (unsigned long)&(struct soc_mixer_control) \
- {.reg = xreg, .rreg = xrreg, \
- .shift = xshift, .rshift = xshift, \
- .max = xmax, .min = xmin} }
- #define SOC_DOUBLE_R_S_TLV(xname, reg_left, reg_right, xshift, xmin, xmax, xsign_bit, xinvert, tlv_array) \
- { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname),\
- .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ |\
- SNDRV_CTL_ELEM_ACCESS_READWRITE,\
- .tlv.p = (tlv_array), \
- .info = snd_soc_info_volsw, \
- .get = snd_soc_get_volsw, .put = snd_soc_put_volsw, \
- .private_value = SOC_DOUBLE_R_S_VALUE(reg_left, reg_right, xshift, \
- xmin, xmax, xsign_bit, xinvert) }
- #define SOC_SINGLE_S8_TLV(xname, xreg, xmin, xmax, tlv_array) \
- { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), \
- .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ | \
- SNDRV_CTL_ELEM_ACCESS_READWRITE, \
- .tlv.p = (tlv_array), \
- .info = snd_soc_info_volsw, .get = snd_soc_get_volsw,\
- .put = snd_soc_put_volsw, \
- .private_value = (unsigned long)&(struct soc_mixer_control) \
- {.reg = xreg, .rreg = xreg, \
- .min = xmin, .max = xmax, .platform_max = xmax, \
- .sign_bit = 7,} }
- #define SOC_DOUBLE_S8_TLV(xname, xreg, xmin, xmax, tlv_array) \
- { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), \
- .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ | \
- SNDRV_CTL_ELEM_ACCESS_READWRITE, \
- .tlv.p = (tlv_array), \
- .info = snd_soc_info_volsw, .get = snd_soc_get_volsw,\
- .put = snd_soc_put_volsw, \
- .private_value = SOC_DOUBLE_S_VALUE(xreg, 0, 8, xmin, xmax, 7, 0, 0) }
- #define SOC_ENUM_DOUBLE(xreg, xshift_l, xshift_r, xitems, xtexts) \
- { .reg = xreg, .shift_l = xshift_l, .shift_r = xshift_r, \
- .items = xitems, .texts = xtexts, \
- .mask = xitems ? roundup_pow_of_two(xitems) - 1 : 0}
- #define SOC_ENUM_SINGLE(xreg, xshift, xitems, xtexts) \
- SOC_ENUM_DOUBLE(xreg, xshift, xshift, xitems, xtexts)
- #define SOC_ENUM_SINGLE_EXT(xitems, xtexts) \
- { .items = xitems, .texts = xtexts }
- #define SOC_VALUE_ENUM_DOUBLE(xreg, xshift_l, xshift_r, xmask, xitems, xtexts, xvalues) \
- { .reg = xreg, .shift_l = xshift_l, .shift_r = xshift_r, \
- .mask = xmask, .items = xitems, .texts = xtexts, .values = xvalues}
- #define SOC_VALUE_ENUM_SINGLE(xreg, xshift, xmask, xitems, xtexts, xvalues) \
- SOC_VALUE_ENUM_DOUBLE(xreg, xshift, xshift, xmask, xitems, xtexts, xvalues)
- #define SOC_VALUE_ENUM_SINGLE_AUTODISABLE(xreg, xshift, xmask, xitems, xtexts, xvalues) \
- { .reg = xreg, .shift_l = xshift, .shift_r = xshift, \
- .mask = xmask, .items = xitems, .texts = xtexts, \
- .values = xvalues, .autodisable = 1}
- #define SOC_ENUM_SINGLE_VIRT(xitems, xtexts) \
- SOC_ENUM_SINGLE(SND_SOC_NOPM, 0, xitems, xtexts)
- #define SOC_ENUM(xname, xenum) \
- { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname,\
- .info = snd_soc_info_enum_double, \
- .get = snd_soc_get_enum_double, .put = snd_soc_put_enum_double, \
- .private_value = (unsigned long)&xenum }
- #define SOC_SINGLE_EXT(xname, xreg, xshift, xmax, xinvert,\
- xhandler_get, xhandler_put) \
- { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \
- .info = snd_soc_info_volsw, \
- .get = xhandler_get, .put = xhandler_put, \
- .private_value = SOC_SINGLE_VALUE(xreg, xshift, xmax, xinvert, 0) }
- #define SOC_DOUBLE_EXT(xname, reg, shift_left, shift_right, max, invert,\
- xhandler_get, xhandler_put) \
- { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname),\
- .info = snd_soc_info_volsw, \
- .get = xhandler_get, .put = xhandler_put, \
- .private_value = \
- SOC_DOUBLE_VALUE(reg, shift_left, shift_right, max, invert, 0) }
- #define SOC_DOUBLE_R_EXT(xname, reg_left, reg_right, xshift, xmax, xinvert,\
- xhandler_get, xhandler_put) \
- { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), \
- .info = snd_soc_info_volsw, \
- .get = xhandler_get, .put = xhandler_put, \
- .private_value = SOC_DOUBLE_R_VALUE(reg_left, reg_right, xshift, \
- xmax, xinvert) }
- #define SOC_SINGLE_EXT_TLV(xname, xreg, xshift, xmax, xinvert,\
- xhandler_get, xhandler_put, tlv_array) \
- { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \
- .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ |\
- SNDRV_CTL_ELEM_ACCESS_READWRITE,\
- .tlv.p = (tlv_array), \
- .info = snd_soc_info_volsw, \
- .get = xhandler_get, .put = xhandler_put, \
- .private_value = SOC_SINGLE_VALUE(xreg, xshift, xmax, xinvert, 0) }
- #define SOC_SINGLE_RANGE_EXT_TLV(xname, xreg, xshift, xmin, xmax, xinvert, \
- xhandler_get, xhandler_put, tlv_array) \
- { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname),\
- .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ |\
- SNDRV_CTL_ELEM_ACCESS_READWRITE,\
- .tlv.p = (tlv_array), \
- .info = snd_soc_info_volsw_range, \
- .get = xhandler_get, .put = xhandler_put, \
- .private_value = (unsigned long)&(struct soc_mixer_control) \
- {.reg = xreg, .rreg = xreg, .shift = xshift, \
- .rshift = xshift, .min = xmin, .max = xmax, \
- .platform_max = xmax, .invert = xinvert} }
- #define SOC_DOUBLE_EXT_TLV(xname, xreg, shift_left, shift_right, xmax, xinvert,\
- xhandler_get, xhandler_put, tlv_array) \
- { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), \
- .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ | \
- SNDRV_CTL_ELEM_ACCESS_READWRITE, \
- .tlv.p = (tlv_array), \
- .info = snd_soc_info_volsw, \
- .get = xhandler_get, .put = xhandler_put, \
- .private_value = SOC_DOUBLE_VALUE(xreg, shift_left, shift_right, \
- xmax, xinvert, 0) }
- #define SOC_DOUBLE_R_EXT_TLV(xname, reg_left, reg_right, xshift, xmax, xinvert,\
- xhandler_get, xhandler_put, tlv_array) \
- { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), \
- .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ | \
- SNDRV_CTL_ELEM_ACCESS_READWRITE, \
- .tlv.p = (tlv_array), \
- .info = snd_soc_info_volsw, \
- .get = xhandler_get, .put = xhandler_put, \
- .private_value = SOC_DOUBLE_R_VALUE(reg_left, reg_right, xshift, \
- xmax, xinvert) }
- #define SOC_SINGLE_BOOL_EXT(xname, xdata, xhandler_get, xhandler_put) \
- { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \
- .info = snd_soc_info_bool_ext, \
- .get = xhandler_get, .put = xhandler_put, \
- .private_value = xdata }
- #define SOC_ENUM_EXT(xname, xenum, xhandler_get, xhandler_put) \
- { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \
- .info = snd_soc_info_enum_double, \
- .get = xhandler_get, .put = xhandler_put, \
- .private_value = (unsigned long)&xenum }
- #define SOC_VALUE_ENUM_EXT(xname, xenum, xhandler_get, xhandler_put) \
- SOC_ENUM_EXT(xname, xenum, xhandler_get, xhandler_put)
- #define SND_SOC_BYTES(xname, xbase, xregs) \
- { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \
- .info = snd_soc_bytes_info, .get = snd_soc_bytes_get, \
- .put = snd_soc_bytes_put, .private_value = \
- ((unsigned long)&(struct soc_bytes) \
- {.base = xbase, .num_regs = xregs }) }
- #define SND_SOC_BYTES_MASK(xname, xbase, xregs, xmask) \
- { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \
- .info = snd_soc_bytes_info, .get = snd_soc_bytes_get, \
- .put = snd_soc_bytes_put, .private_value = \
- ((unsigned long)&(struct soc_bytes) \
- {.base = xbase, .num_regs = xregs, \
- .mask = xmask }) }
- /*
- * SND_SOC_BYTES_EXT is deprecated, please USE SND_SOC_BYTES_TLV instead
- */
- #define SND_SOC_BYTES_EXT(xname, xcount, xhandler_get, xhandler_put) \
- { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \
- .info = snd_soc_bytes_info_ext, \
- .get = xhandler_get, .put = xhandler_put, \
- .private_value = (unsigned long)&(struct soc_bytes_ext) \
- {.max = xcount} }
- #define SND_SOC_BYTES_TLV(xname, xcount, xhandler_get, xhandler_put) \
- { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \
- .access = SNDRV_CTL_ELEM_ACCESS_TLV_READWRITE | \
- SNDRV_CTL_ELEM_ACCESS_TLV_CALLBACK, \
- .tlv.c = (snd_soc_bytes_tlv_callback), \
- .info = snd_soc_bytes_info_ext, \
- .private_value = (unsigned long)&(struct soc_bytes_ext) \
- {.max = xcount, .get = xhandler_get, .put = xhandler_put, } }
- #define SOC_SINGLE_XR_SX(xname, xregbase, xregcount, xnbits, \
- xmin, xmax, xinvert) \
- { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), \
- .info = snd_soc_info_xr_sx, .get = snd_soc_get_xr_sx, \
- .put = snd_soc_put_xr_sx, \
- .private_value = (unsigned long)&(struct soc_mreg_control) \
- {.regbase = xregbase, .regcount = xregcount, .nbits = xnbits, \
- .invert = xinvert, .min = xmin, .max = xmax} }
- #define SOC_SINGLE_STROBE(xname, xreg, xshift, xinvert) \
- SOC_SINGLE_EXT(xname, xreg, xshift, 1, xinvert, \
- snd_soc_get_strobe, snd_soc_put_strobe)
- /*
- * Simplified versions of above macros, declaring a struct and calculating
- * ARRAY_SIZE internally
- */
- #define SOC_ENUM_DOUBLE_DECL(name, xreg, xshift_l, xshift_r, xtexts) \
- const struct soc_enum name = SOC_ENUM_DOUBLE(xreg, xshift_l, xshift_r, \
- ARRAY_SIZE(xtexts), xtexts)
- #define SOC_ENUM_SINGLE_DECL(name, xreg, xshift, xtexts) \
- SOC_ENUM_DOUBLE_DECL(name, xreg, xshift, xshift, xtexts)
- #define SOC_ENUM_SINGLE_EXT_DECL(name, xtexts) \
- const struct soc_enum name = SOC_ENUM_SINGLE_EXT(ARRAY_SIZE(xtexts), xtexts)
- #define SOC_VALUE_ENUM_DOUBLE_DECL(name, xreg, xshift_l, xshift_r, xmask, xtexts, xvalues) \
- const struct soc_enum name = SOC_VALUE_ENUM_DOUBLE(xreg, xshift_l, xshift_r, xmask, \
- ARRAY_SIZE(xtexts), xtexts, xvalues)
- #define SOC_VALUE_ENUM_SINGLE_DECL(name, xreg, xshift, xmask, xtexts, xvalues) \
- SOC_VALUE_ENUM_DOUBLE_DECL(name, xreg, xshift, xshift, xmask, xtexts, xvalues)
- #define SOC_VALUE_ENUM_SINGLE_AUTODISABLE_DECL(name, xreg, xshift, xmask, xtexts, xvalues) \
- const struct soc_enum name = SOC_VALUE_ENUM_SINGLE_AUTODISABLE(xreg, \
- xshift, xmask, ARRAY_SIZE(xtexts), xtexts, xvalues)
- #define SOC_ENUM_SINGLE_VIRT_DECL(name, xtexts) \
- const struct soc_enum name = SOC_ENUM_SINGLE_VIRT(ARRAY_SIZE(xtexts), xtexts)
- /*
- * Component probe and remove ordering levels for components with runtime
- * dependencies.
- */
- #define SND_SOC_COMP_ORDER_FIRST -2
- #define SND_SOC_COMP_ORDER_EARLY -1
- #define SND_SOC_COMP_ORDER_NORMAL 0
- #define SND_SOC_COMP_ORDER_LATE 1
- #define SND_SOC_COMP_ORDER_LAST 2
- /*
- * Bias levels
- *
- * @ON: Bias is fully on for audio playback and capture operations.
- * @PREPARE: Prepare for audio operations. Called before DAPM switching for
- * stream start and stop operations.
- * @STANDBY: Low power standby state when no playback/capture operations are
- * in progress. NOTE: The transition time between STANDBY and ON
- * should be as fast as possible and no longer than 10ms.
- * @OFF: Power Off. No restrictions on transition times.
- */
- enum snd_soc_bias_level {
- SND_SOC_BIAS_OFF = 0,
- SND_SOC_BIAS_STANDBY = 1,
- SND_SOC_BIAS_PREPARE = 2,
- SND_SOC_BIAS_ON = 3,
- };
- struct device_node;
- struct snd_jack;
- struct snd_soc_card;
- struct snd_soc_pcm_stream;
- struct snd_soc_ops;
- struct snd_soc_pcm_runtime;
- struct snd_soc_dai;
- struct snd_soc_dai_driver;
- struct snd_soc_platform;
- struct snd_soc_dai_link;
- struct snd_soc_platform_driver;
- struct snd_soc_codec;
- struct snd_soc_codec_driver;
- struct snd_soc_component;
- struct snd_soc_component_driver;
- struct soc_enum;
- struct snd_soc_jack;
- struct snd_soc_jack_zone;
- struct snd_soc_jack_pin;
- #include <sound/soc-dapm.h>
- #include <sound/soc-dpcm.h>
- #include <sound/soc-topology.h>
- struct snd_soc_jack_gpio;
- typedef int (*hw_write_t)(void *,const char* ,int);
- enum snd_soc_pcm_subclass {
- SND_SOC_PCM_CLASS_PCM = 0,
- SND_SOC_PCM_CLASS_BE = 1,
- };
- enum snd_soc_card_subclass {
- SND_SOC_CARD_CLASS_INIT = 0,
- SND_SOC_CARD_CLASS_RUNTIME = 1,
- };
- int snd_soc_codec_set_sysclk(struct snd_soc_codec *codec, int clk_id,
- int source, unsigned int freq, int dir);
- int snd_soc_codec_set_pll(struct snd_soc_codec *codec, int pll_id, int source,
- unsigned int freq_in, unsigned int freq_out);
- int snd_soc_codec_set_jack(struct snd_soc_codec *codec,
- struct snd_soc_jack *jack, void *data);
- int snd_soc_register_card(struct snd_soc_card *card);
- int snd_soc_unregister_card(struct snd_soc_card *card);
- int devm_snd_soc_register_card(struct device *dev, struct snd_soc_card *card);
- #ifdef CONFIG_PM_SLEEP
- int snd_soc_suspend(struct device *dev);
- int snd_soc_resume(struct device *dev);
- #else
- static inline int snd_soc_suspend(struct device *dev)
- {
- return 0;
- }
- static inline int snd_soc_resume(struct device *dev)
- {
- return 0;
- }
- #endif
- int snd_soc_poweroff(struct device *dev);
- int snd_soc_register_platform(struct device *dev,
- const struct snd_soc_platform_driver *platform_drv);
- int devm_snd_soc_register_platform(struct device *dev,
- const struct snd_soc_platform_driver *platform_drv);
- void snd_soc_unregister_platform(struct device *dev);
- int snd_soc_add_platform(struct device *dev, struct snd_soc_platform *platform,
- const struct snd_soc_platform_driver *platform_drv);
- void snd_soc_remove_platform(struct snd_soc_platform *platform);
- struct snd_soc_platform *snd_soc_lookup_platform(struct device *dev);
- int snd_soc_register_codec(struct device *dev,
- const struct snd_soc_codec_driver *codec_drv,
- struct snd_soc_dai_driver *dai_drv, int num_dai);
- void snd_soc_unregister_codec(struct device *dev);
- int snd_soc_register_component(struct device *dev,
- const struct snd_soc_component_driver *component_driver,
- struct snd_soc_dai_driver *dai_drv, int num_dai);
- int devm_snd_soc_register_component(struct device *dev,
- const struct snd_soc_component_driver *component_driver,
- struct snd_soc_dai_driver *dai_drv, int num_dai);
- void snd_soc_unregister_component(struct device *dev);
- int snd_soc_cache_init(struct snd_soc_codec *codec);
- int snd_soc_cache_exit(struct snd_soc_codec *codec);
- int snd_soc_platform_read(struct snd_soc_platform *platform,
- unsigned int reg);
- int snd_soc_platform_write(struct snd_soc_platform *platform,
- unsigned int reg, unsigned int val);
- int soc_new_pcm(struct snd_soc_pcm_runtime *rtd, int num);
- #ifdef CONFIG_SND_SOC_COMPRESS
- int snd_soc_new_compress(struct snd_soc_pcm_runtime *rtd, int num);
- #endif
- struct snd_pcm_substream *snd_soc_get_dai_substream(struct snd_soc_card *card,
- const char *dai_link, int stream);
- struct snd_soc_pcm_runtime *snd_soc_get_pcm_runtime(struct snd_soc_card *card,
- const char *dai_link);
- bool snd_soc_runtime_ignore_pmdown_time(struct snd_soc_pcm_runtime *rtd);
- void snd_soc_runtime_activate(struct snd_soc_pcm_runtime *rtd, int stream);
- void snd_soc_runtime_deactivate(struct snd_soc_pcm_runtime *rtd, int stream);
- int snd_soc_runtime_set_dai_fmt(struct snd_soc_pcm_runtime *rtd,
- unsigned int dai_fmt);
- #ifdef CONFIG_DMI
- int snd_soc_set_dmi_name(struct snd_soc_card *card, const char *flavour);
- #else
- static inline int snd_soc_set_dmi_name(struct snd_soc_card *card,
- const char *flavour)
- {
- return 0;
- }
- #endif
- /* Utility functions to get clock rates from various things */
- int snd_soc_calc_frame_size(int sample_size, int channels, int tdm_slots);
- int snd_soc_params_to_frame_size(struct snd_pcm_hw_params *params);
- int snd_soc_calc_bclk(int fs, int sample_size, int channels, int tdm_slots);
- int snd_soc_params_to_bclk(struct snd_pcm_hw_params *parms);
- /* set runtime hw params */
- int snd_soc_set_runtime_hwparams(struct snd_pcm_substream *substream,
- const struct snd_pcm_hardware *hw);
- int soc_dai_hw_params(struct snd_pcm_substream *substream,
- struct snd_pcm_hw_params *params,
- struct snd_soc_dai *dai);
- /* Jack reporting */
- int snd_soc_card_jack_new(struct snd_soc_card *card, const char *id, int type,
- struct snd_soc_jack *jack, struct snd_soc_jack_pin *pins,
- unsigned int num_pins);
- void snd_soc_jack_report(struct snd_soc_jack *jack, int status, int mask);
- int snd_soc_jack_add_pins(struct snd_soc_jack *jack, int count,
- struct snd_soc_jack_pin *pins);
- void snd_soc_jack_notifier_register(struct snd_soc_jack *jack,
- struct notifier_block *nb);
- void snd_soc_jack_notifier_unregister(struct snd_soc_jack *jack,
- struct notifier_block *nb);
- int snd_soc_jack_add_zones(struct snd_soc_jack *jack, int count,
- struct snd_soc_jack_zone *zones);
- int snd_soc_jack_get_type(struct snd_soc_jack *jack, int micbias_voltage);
- #ifdef CONFIG_GPIOLIB
- int snd_soc_jack_add_gpios(struct snd_soc_jack *jack, int count,
- struct snd_soc_jack_gpio *gpios);
- int snd_soc_jack_add_gpiods(struct device *gpiod_dev,
- struct snd_soc_jack *jack,
- int count, struct snd_soc_jack_gpio *gpios);
- void snd_soc_jack_free_gpios(struct snd_soc_jack *jack, int count,
- struct snd_soc_jack_gpio *gpios);
- #else
- static inline int snd_soc_jack_add_gpios(struct snd_soc_jack *jack, int count,
- struct snd_soc_jack_gpio *gpios)
- {
- return 0;
- }
- static inline int snd_soc_jack_add_gpiods(struct device *gpiod_dev,
- struct snd_soc_jack *jack,
- int count,
- struct snd_soc_jack_gpio *gpios)
- {
- return 0;
- }
- static inline void snd_soc_jack_free_gpios(struct snd_soc_jack *jack, int count,
- struct snd_soc_jack_gpio *gpios)
- {
- }
- #endif
- /* codec register bit access */
- int snd_soc_update_bits(struct snd_soc_codec *codec, unsigned int reg,
- unsigned int mask, unsigned int value);
- int snd_soc_update_bits_locked(struct snd_soc_codec *codec,
- unsigned int reg, unsigned int mask,
- unsigned int value);
- int snd_soc_test_bits(struct snd_soc_codec *codec, unsigned int reg,
- unsigned int mask, unsigned int value);
- #ifdef CONFIG_SND_SOC_AC97_BUS
- struct snd_ac97 *snd_soc_alloc_ac97_codec(struct snd_soc_codec *codec);
- struct snd_ac97 *snd_soc_new_ac97_codec(struct snd_soc_codec *codec,
- unsigned int id, unsigned int id_mask);
- void snd_soc_free_ac97_codec(struct snd_ac97 *ac97);
- int snd_soc_set_ac97_ops(struct snd_ac97_bus_ops *ops);
- int snd_soc_set_ac97_ops_of_reset(struct snd_ac97_bus_ops *ops,
- struct platform_device *pdev);
- extern struct snd_ac97_bus_ops *soc_ac97_ops;
- #else
- static inline int snd_soc_set_ac97_ops_of_reset(struct snd_ac97_bus_ops *ops,
- struct platform_device *pdev)
- {
- return 0;
- }
- static inline int snd_soc_set_ac97_ops(struct snd_ac97_bus_ops *ops)
- {
- return 0;
- }
- #endif
- /*
- *Controls
- */
- struct snd_kcontrol *snd_soc_cnew(const struct snd_kcontrol_new *_template,
- void *data, const char *long_name,
- const char *prefix);
- struct snd_kcontrol *snd_soc_card_get_kcontrol(struct snd_soc_card *soc_card,
- const char *name);
- int snd_soc_add_component_controls(struct snd_soc_component *component,
- const struct snd_kcontrol_new *controls, unsigned int num_controls);
- int snd_soc_add_codec_controls(struct snd_soc_codec *codec,
- const struct snd_kcontrol_new *controls, unsigned int num_controls);
- int snd_soc_add_platform_controls(struct snd_soc_platform *platform,
- const struct snd_kcontrol_new *controls, unsigned int num_controls);
- int snd_soc_add_card_controls(struct snd_soc_card *soc_card,
- const struct snd_kcontrol_new *controls, int num_controls);
- int snd_soc_add_dai_controls(struct snd_soc_dai *dai,
- const struct snd_kcontrol_new *controls, int num_controls);
- int snd_soc_info_enum_double(struct snd_kcontrol *kcontrol,
- struct snd_ctl_elem_info *uinfo);
- int snd_soc_get_enum_double(struct snd_kcontrol *kcontrol,
- struct snd_ctl_elem_value *ucontrol);
- int snd_soc_put_enum_double(struct snd_kcontrol *kcontrol,
- struct snd_ctl_elem_value *ucontrol);
- int snd_soc_info_volsw(struct snd_kcontrol *kcontrol,
- struct snd_ctl_elem_info *uinfo);
- int snd_soc_info_volsw_sx(struct snd_kcontrol *kcontrol,
- struct snd_ctl_elem_info *uinfo);
- #define snd_soc_info_bool_ext snd_ctl_boolean_mono_info
- int snd_soc_get_volsw(struct snd_kcontrol *kcontrol,
- struct snd_ctl_elem_value *ucontrol);
- int snd_soc_put_volsw(struct snd_kcontrol *kcontrol,
- struct snd_ctl_elem_value *ucontrol);
- #define snd_soc_get_volsw_2r snd_soc_get_volsw
- #define snd_soc_put_volsw_2r snd_soc_put_volsw
- int snd_soc_get_volsw_sx(struct snd_kcontrol *kcontrol,
- struct snd_ctl_elem_value *ucontrol);
- int snd_soc_put_volsw_sx(struct snd_kcontrol *kcontrol,
- struct snd_ctl_elem_value *ucontrol);
- int snd_soc_info_volsw_range(struct snd_kcontrol *kcontrol,
- struct snd_ctl_elem_info *uinfo);
- int snd_soc_put_volsw_range(struct snd_kcontrol *kcontrol,
- struct snd_ctl_elem_value *ucontrol);
- int snd_soc_get_volsw_range(struct snd_kcontrol *kcontrol,
- struct snd_ctl_elem_value *ucontrol);
- int snd_soc_limit_volume(struct snd_soc_card *card,
- const char *name, int max);
- int snd_soc_bytes_info(struct snd_kcontrol *kcontrol,
- struct snd_ctl_elem_info *uinfo);
- int snd_soc_bytes_get(struct snd_kcontrol *kcontrol,
- struct snd_ctl_elem_value *ucontrol);
- int snd_soc_bytes_put(struct snd_kcontrol *kcontrol,
- struct snd_ctl_elem_value *ucontrol);
- int snd_soc_bytes_info_ext(struct snd_kcontrol *kcontrol,
- struct snd_ctl_elem_info *ucontrol);
- int snd_soc_bytes_tlv_callback(struct snd_kcontrol *kcontrol, int op_flag,
- unsigned int size, unsigned int __user *tlv);
- int snd_soc_info_xr_sx(struct snd_kcontrol *kcontrol,
- struct snd_ctl_elem_info *uinfo);
- int snd_soc_get_xr_sx(struct snd_kcontrol *kcontrol,
- struct snd_ctl_elem_value *ucontrol);
- int snd_soc_put_xr_sx(struct snd_kcontrol *kcontrol,
- struct snd_ctl_elem_value *ucontrol);
- int snd_soc_get_strobe(struct snd_kcontrol *kcontrol,
- struct snd_ctl_elem_value *ucontrol);
- int snd_soc_put_strobe(struct snd_kcontrol *kcontrol,
- struct snd_ctl_elem_value *ucontrol);
- /**
- * struct snd_soc_jack_pin - Describes a pin to update based on jack detection
- *
- * @pin: name of the pin to update
- * @mask: bits to check for in reported jack status
- * @invert: if non-zero then pin is enabled when status is not reported
- * @list: internal list entry
- */
- struct snd_soc_jack_pin {
- struct list_head list;
- const char *pin;
- int mask;
- bool invert;
- };
- /**
- * struct snd_soc_jack_zone - Describes voltage zones of jack detection
- *
- * @min_mv: start voltage in mv
- * @max_mv: end voltage in mv
- * @jack_type: type of jack that is expected for this voltage
- * @debounce_time: debounce_time for jack, codec driver should wait for this
- * duration before reading the adc for voltages
- * @list: internal list entry
- */
- struct snd_soc_jack_zone {
- unsigned int min_mv;
- unsigned int max_mv;
- unsigned int jack_type;
- unsigned int debounce_time;
- struct list_head list;
- };
- /**
- * struct snd_soc_jack_gpio - Describes a gpio pin for jack detection
- *
- * @gpio: legacy gpio number
- * @idx: gpio descriptor index within the function of the GPIO
- * consumer device
- * @gpiod_dev: GPIO consumer device
- * @name: gpio name. Also as connection ID for the GPIO consumer
- * device function name lookup
- * @report: value to report when jack detected
- * @invert: report presence in low state
- * @debounce_time: debounce time in ms
- * @wake: enable as wake source
- * @jack_status_check: callback function which overrides the detection
- * to provide more complex checks (eg, reading an
- * ADC).
- */
- struct snd_soc_jack_gpio {
- unsigned int gpio;
- unsigned int idx;
- struct device *gpiod_dev;
- const char *name;
- int report;
- int invert;
- int debounce_time;
- bool wake;
- /* private: */
- struct snd_soc_jack *jack;
- struct delayed_work work;
- struct notifier_block pm_notifier;
- struct gpio_desc *desc;
- void *data;
- /* public: */
- int (*jack_status_check)(void *data);
- };
- struct snd_soc_jack {
- struct mutex mutex;
- struct snd_jack *jack;
- struct snd_soc_card *card;
- struct list_head pins;
- int status;
- struct blocking_notifier_head notifier;
- struct list_head jack_zones;
- };
- /* SoC PCM stream information */
- struct snd_soc_pcm_stream {
- const char *stream_name;
- u64 formats; /* SNDRV_PCM_FMTBIT_* */
- unsigned int rates; /* SNDRV_PCM_RATE_* */
- unsigned int rate_min; /* min rate */
- unsigned int rate_max; /* max rate */
- unsigned int channels_min; /* min channels */
- unsigned int channels_max; /* max channels */
- unsigned int sig_bits; /* number of bits of content */
- };
- /* SoC audio ops */
- struct snd_soc_ops {
- int (*startup)(struct snd_pcm_substream *);
- void (*shutdown)(struct snd_pcm_substream *);
- int (*hw_params)(struct snd_pcm_substream *, struct snd_pcm_hw_params *);
- int (*hw_free)(struct snd_pcm_substream *);
- int (*prepare)(struct snd_pcm_substream *);
- int (*trigger)(struct snd_pcm_substream *, int);
- };
- struct snd_soc_compr_ops {
- int (*startup)(struct snd_compr_stream *);
- void (*shutdown)(struct snd_compr_stream *);
- int (*set_params)(struct snd_compr_stream *);
- int (*trigger)(struct snd_compr_stream *);
- };
- /* component interface */
- struct snd_soc_component_driver {
- const char *name;
- /* Default control and setup, added after probe() is run */
- const struct snd_kcontrol_new *controls;
- unsigned int num_controls;
- const struct snd_soc_dapm_widget *dapm_widgets;
- unsigned int num_dapm_widgets;
- const struct snd_soc_dapm_route *dapm_routes;
- unsigned int num_dapm_routes;
- int (*probe)(struct snd_soc_component *);
- void (*remove)(struct snd_soc_component *);
- int (*suspend)(struct snd_soc_component *);
- int (*resume)(struct snd_soc_component *);
- /* component wide operations */
- int (*set_sysclk)(struct snd_soc_component *component,
- int clk_id, int source, unsigned int freq, int dir);
- int (*set_pll)(struct snd_soc_component *component, int pll_id,
- int source, unsigned int freq_in, unsigned int freq_out);
- int (*set_jack)(struct snd_soc_component *component,
- struct snd_soc_jack *jack, void *data);
- /* DT */
- int (*of_xlate_dai_name)(struct snd_soc_component *component,
- struct of_phandle_args *args,
- const char **dai_name);
- int (*of_xlate_dai_id)(struct snd_soc_component *comment,
- struct device_node *endpoint);
- void (*seq_notifier)(struct snd_soc_component *, enum snd_soc_dapm_type,
- int subseq);
- int (*stream_event)(struct snd_soc_component *, int event);
- /* probe ordering - for components with runtime dependencies */
- int probe_order;
- int remove_order;
- };
- struct snd_soc_component {
- const char *name;
- int id;
- const char *name_prefix;
- struct device *dev;
- struct snd_soc_card *card;
- unsigned int active;
- unsigned int ignore_pmdown_time:1; /* pmdown_time is ignored at stop */
- unsigned int registered_as_component:1;
- unsigned int suspended:1; /* is in suspend PM state */
- struct list_head list;
- struct list_head card_aux_list; /* for auxiliary bound components */
- struct list_head card_list;
- struct snd_soc_dai_driver *dai_drv;
- int num_dai;
- const struct snd_soc_component_driver *driver;
- struct list_head dai_list;
- int (*read)(struct snd_soc_component *, unsigned int, unsigned int *);
- int (*write)(struct snd_soc_component *, unsigned int, unsigned int);
- struct regmap *regmap;
- int val_bytes;
- struct mutex io_mutex;
- /* attached dynamic objects */
- struct list_head dobj_list;
- #ifdef CONFIG_DEBUG_FS
- struct dentry *debugfs_root;
- #endif
- /*
- * DO NOT use any of the fields below in drivers, they are temporary and
- * are going to be removed again soon. If you use them in driver code the
- * driver will be marked as BROKEN when these fields are removed.
- */
- /* Don't use these, use snd_soc_component_get_dapm() */
- struct snd_soc_dapm_context dapm;
- struct snd_soc_codec *codec;
- int (*probe)(struct snd_soc_component *);
- void (*remove)(struct snd_soc_component *);
- int (*suspend)(struct snd_soc_component *);
- int (*resume)(struct snd_soc_component *);
- int (*set_sysclk)(struct snd_soc_component *component,
- int clk_id, int source, unsigned int freq, int dir);
- int (*set_pll)(struct snd_soc_component *component, int pll_id,
- int source, unsigned int freq_in, unsigned int freq_out);
- int (*set_jack)(struct snd_soc_component *component,
- struct snd_soc_jack *jack, void *data);
- /* machine specific init */
- int (*init)(struct snd_soc_component *component);
- #ifdef CONFIG_DEBUG_FS
- void (*init_debugfs)(struct snd_soc_component *component);
- const char *debugfs_prefix;
- #endif
- };
- struct snd_soc_rtdcom_list {
- struct snd_soc_component *component;
- struct list_head list; /* rtd::component_list */
- };
- struct snd_soc_component*
- snd_soc_rtdcom_lookup(struct snd_soc_pcm_runtime *rtd,
- const char *driver_name);
- #define for_each_rtdcom(rtd, rtdcom) \
- list_for_each_entry(rtdcom, &(rtd)->component_list, list)
- #define for_each_rtdcom_safe(rtd, rtdcom1, rtdcom2) \
- list_for_each_entry_safe(rtdcom1, rtdcom2, &(rtd)->component_list, list)
- /* SoC Audio Codec device */
- struct snd_soc_codec {
- struct device *dev;
- const struct snd_soc_codec_driver *driver;
- struct list_head list;
- /* runtime */
- unsigned int cache_init:1; /* codec cache has been initialized */
- /* codec IO */
- void *control_data; /* codec control (i2c/3wire) data */
- hw_write_t hw_write;
- void *reg_cache;
- /* component */
- struct snd_soc_component component;
- };
- /* codec driver */
- struct snd_soc_codec_driver {
- /* driver ops */
- int (*probe)(struct snd_soc_codec *);
- int (*remove)(struct snd_soc_codec *);
- int (*suspend)(struct snd_soc_codec *);
- int (*resume)(struct snd_soc_codec *);
- struct snd_soc_component_driver component_driver;
- /* codec wide operations */
- int (*set_sysclk)(struct snd_soc_codec *codec,
- int clk_id, int source, unsigned int freq, int dir);
- int (*set_pll)(struct snd_soc_codec *codec, int pll_id, int source,
- unsigned int freq_in, unsigned int freq_out);
- int (*set_jack)(struct snd_soc_codec *codec,
- struct snd_soc_jack *jack, void *data);
- /* codec IO */
- struct regmap *(*get_regmap)(struct device *);
- unsigned int (*read)(struct snd_soc_codec *, unsigned int);
- int (*write)(struct snd_soc_codec *, unsigned int, unsigned int);
- unsigned int reg_cache_size;
- short reg_cache_step;
- short reg_word_size;
- const void *reg_cache_default;
- /* codec bias level */
- int (*set_bias_level)(struct snd_soc_codec *,
- enum snd_soc_bias_level level);
- bool idle_bias_off;
- bool suspend_bias_off;
- void (*seq_notifier)(struct snd_soc_dapm_context *,
- enum snd_soc_dapm_type, int);
- bool ignore_pmdown_time; /* Doesn't benefit from pmdown delay */
- };
- /* SoC platform interface */
- struct snd_soc_platform_driver {
- int (*probe)(struct snd_soc_platform *);
- int (*remove)(struct snd_soc_platform *);
- struct snd_soc_component_driver component_driver;
- /* pcm creation and destruction */
- int (*pcm_new)(struct snd_soc_pcm_runtime *);
- void (*pcm_free)(struct snd_pcm *);
- /* platform stream pcm ops */
- const struct snd_pcm_ops *ops;
- /* platform stream compress ops */
- const struct snd_compr_ops *compr_ops;
- };
- struct snd_soc_dai_link_component {
- const char *name;
- struct device_node *of_node;
- const char *dai_name;
- };
- struct snd_soc_platform {
- struct device *dev;
- const struct snd_soc_platform_driver *driver;
- struct list_head list;
- struct snd_soc_component component;
- };
- struct snd_soc_dai_link {
- /* config - must be set by machine driver */
- const char *name; /* Codec name */
- const char *stream_name; /* Stream name */
- /*
- * You MAY specify the link's CPU-side device, either by device name,
- * or by DT/OF node, but not both. If this information is omitted,
- * the CPU-side DAI is matched using .cpu_dai_name only, which hence
- * must be globally unique. These fields are currently typically used
- * only for codec to codec links, or systems using device tree.
- */
- const char *cpu_name;
- struct device_node *cpu_of_node;
- /*
- * You MAY specify the DAI name of the CPU DAI. If this information is
- * omitted, the CPU-side DAI is matched using .cpu_name/.cpu_of_node
- * only, which only works well when that device exposes a single DAI.
- */
- const char *cpu_dai_name;
- /*
- * You MUST specify the link's codec, either by device name, or by
- * DT/OF node, but not both.
- */
- const char *codec_name;
- struct device_node *codec_of_node;
- /* You MUST specify the DAI name within the codec */
- const char *codec_dai_name;
- struct snd_soc_dai_link_component *codecs;
- unsigned int num_codecs;
- /*
- * You MAY specify the link's platform/PCM/DMA driver, either by
- * device name, or by DT/OF node, but not both. Some forms of link
- * do not need a platform.
- */
- const char *platform_name;
- struct device_node *platform_of_node;
- int id; /* optional ID for machine driver link identification */
- const struct snd_soc_pcm_stream *params;
- unsigned int num_params;
- unsigned int dai_fmt; /* format to set on init */
- enum snd_soc_dpcm_trigger trigger[2]; /* trigger type for DPCM */
- /* codec/machine specific init - e.g. add machine controls */
- int (*init)(struct snd_soc_pcm_runtime *rtd);
- /* optional hw_params re-writing for BE and FE sync */
- int (*be_hw_params_fixup)(struct snd_soc_pcm_runtime *rtd,
- struct snd_pcm_hw_params *params);
- /* machine stream operations */
- const struct snd_soc_ops *ops;
- const struct snd_soc_compr_ops *compr_ops;
- /* Mark this pcm with non atomic ops */
- bool nonatomic;
- /* For unidirectional dai links */
- unsigned int playback_only:1;
- unsigned int capture_only:1;
- /* Keep DAI active over suspend */
- unsigned int ignore_suspend:1;
- /* Symmetry requirements */
- unsigned int symmetric_rates:1;
- unsigned int symmetric_channels:1;
- unsigned int symmetric_samplebits:1;
- /* Do not create a PCM for this DAI link (Backend link) */
- unsigned int no_pcm:1;
- /* This DAI link can route to other DAI links at runtime (Frontend)*/
- unsigned int dynamic:1;
- /* DPCM capture and Playback support */
- unsigned int dpcm_capture:1;
- unsigned int dpcm_playback:1;
- /* DPCM used FE & BE merged format */
- unsigned int dpcm_merged_format:1;
- /* pmdown_time is ignored at stop */
- unsigned int ignore_pmdown_time:1;
- struct list_head list; /* DAI link list of the soc card */
- struct snd_soc_dobj dobj; /* For topology */
- };
- struct snd_soc_codec_conf {
- /*
- * specify device either by device name, or by
- * DT/OF node, but not both.
- */
- const char *dev_name;
- struct device_node *of_node;
- /*
- * optional map of kcontrol, widget and path name prefixes that are
- * associated per device
- */
- const char *name_prefix;
- };
- struct snd_soc_aux_dev {
- const char *name; /* Codec name */
- /*
- * specify multi-codec either by device name, or by
- * DT/OF node, but not both.
- */
- const char *codec_name;
- struct device_node *codec_of_node;
- /* codec/machine specific init - e.g. add machine controls */
- int (*init)(struct snd_soc_component *component);
- };
- /* SoC card */
- struct snd_soc_card {
- const char *name;
- const char *long_name;
- const char *driver_name;
- char dmi_longname[80];
- struct device *dev;
- struct snd_card *snd_card;
- struct module *owner;
- struct mutex mutex;
- struct mutex dapm_mutex;
- spinlock_t dpcm_lock;
- bool instantiated;
- int (*probe)(struct snd_soc_card *card);
- int (*late_probe)(struct snd_soc_card *card);
- int (*remove)(struct snd_soc_card *card);
- /* the pre and post PM functions are used to do any PM work before and
- * after the codec and DAI's do any PM work. */
- int (*suspend_pre)(struct snd_soc_card *card);
- int (*suspend_post)(struct snd_soc_card *card);
- int (*resume_pre)(struct snd_soc_card *card);
- int (*resume_post)(struct snd_soc_card *card);
- /* callbacks */
- int (*set_bias_level)(struct snd_soc_card *,
- struct snd_soc_dapm_context *dapm,
- enum snd_soc_bias_level level);
- int (*set_bias_level_post)(struct snd_soc_card *,
- struct snd_soc_dapm_context *dapm,
- enum snd_soc_bias_level level);
- int (*add_dai_link)(struct snd_soc_card *,
- struct snd_soc_dai_link *link);
- void (*remove_dai_link)(struct snd_soc_card *,
- struct snd_soc_dai_link *link);
- long pmdown_time;
- /* CPU <--> Codec DAI links */
- struct snd_soc_dai_link *dai_link; /* predefined links only */
- int num_links; /* predefined links only */
- struct list_head dai_link_list; /* all links */
- int num_dai_links;
- struct list_head rtd_list;
- int num_rtd;
- /* optional codec specific configuration */
- struct snd_soc_codec_conf *codec_conf;
- int num_configs;
- /*
- * optional auxiliary devices such as amplifiers or codecs with DAI
- * link unused
- */
- struct snd_soc_aux_dev *aux_dev;
- int num_aux_devs;
- struct list_head aux_comp_list;
- const struct snd_kcontrol_new *controls;
- int num_controls;
- /*
- * Card-specific routes and widgets.
- * Note: of_dapm_xxx for Device Tree; Otherwise for driver build-in.
- */
- const struct snd_soc_dapm_widget *dapm_widgets;
- int num_dapm_widgets;
- const struct snd_soc_dapm_route *dapm_routes;
- int num_dapm_routes;
- const struct snd_soc_dapm_widget *of_dapm_widgets;
- int num_of_dapm_widgets;
- const struct snd_soc_dapm_route *of_dapm_routes;
- int num_of_dapm_routes;
- bool fully_routed;
- struct work_struct deferred_resume_work;
- /* lists of probed devices belonging to this card */
- struct list_head component_dev_list;
- struct list_head widgets;
- struct list_head paths;
- struct list_head dapm_list;
- struct list_head dapm_dirty;
- /* attached dynamic objects */
- struct list_head dobj_list;
- /* Generic DAPM context for the card */
- struct snd_soc_dapm_context dapm;
- struct snd_soc_dapm_stats dapm_stats;
- struct snd_soc_dapm_update *update;
- #ifdef CONFIG_DEBUG_FS
- struct dentry *debugfs_card_root;
- struct dentry *debugfs_pop_time;
- #endif
- u32 pop_time;
- void *drvdata;
- };
- /* SoC machine DAI configuration, glues a codec and cpu DAI together */
- struct snd_soc_pcm_runtime {
- struct device *dev;
- struct snd_soc_card *card;
- struct snd_soc_dai_link *dai_link;
- struct mutex pcm_mutex;
- enum snd_soc_pcm_subclass pcm_subclass;
- struct snd_pcm_ops ops;
- /* Dynamic PCM BE runtime data */
- struct snd_soc_dpcm_runtime dpcm[2];
- int fe_compr;
- long pmdown_time;
- /* runtime devices */
- struct snd_pcm *pcm;
- struct snd_compr *compr;
- struct snd_soc_codec *codec;
- struct snd_soc_platform *platform; /* will be removed */
- struct snd_soc_dai *codec_dai;
- struct snd_soc_dai *cpu_dai;
- struct snd_soc_dai **codec_dais;
- unsigned int num_codecs;
- struct delayed_work delayed_work;
- #ifdef CONFIG_DEBUG_FS
- struct dentry *debugfs_dpcm_root;
- #endif
- unsigned int num; /* 0-based and monotonic increasing */
- struct list_head list; /* rtd list of the soc card */
- struct list_head component_list; /* list of connected components */
- /* bit field */
- unsigned int dev_registered:1;
- unsigned int pop_wait:1;
- };
- /* mixer control */
- struct soc_mixer_control {
- int min, max, platform_max;
- int reg, rreg;
- unsigned int shift, rshift;
- unsigned int sign_bit;
- unsigned int invert:1;
- unsigned int autodisable:1;
- struct snd_soc_dobj dobj;
- };
- struct soc_bytes {
- int base;
- int num_regs;
- u32 mask;
- };
- struct soc_bytes_ext {
- int max;
- struct snd_soc_dobj dobj;
- /* used for TLV byte control */
- int (*get)(struct snd_kcontrol *kcontrol, unsigned int __user *bytes,
- unsigned int size);
- int (*put)(struct snd_kcontrol *kcontrol, const unsigned int __user *bytes,
- unsigned int size);
- };
- /* multi register control */
- struct soc_mreg_control {
- long min, max;
- unsigned int regbase, regcount, nbits, invert;
- };
- /* enumerated kcontrol */
- struct soc_enum {
- int reg;
- unsigned char shift_l;
- unsigned char shift_r;
- unsigned int items;
- unsigned int mask;
- const char * const *texts;
- const unsigned int *values;
- unsigned int autodisable:1;
- struct snd_soc_dobj dobj;
- };
- /**
- * snd_soc_component_to_codec() - Casts a component to the CODEC it is embedded in
- * @component: The component to cast to a CODEC
- *
- * This function must only be used on components that are known to be CODECs.
- * Otherwise the behavior is undefined.
- */
- static inline struct snd_soc_codec *snd_soc_component_to_codec(
- struct snd_soc_component *component)
- {
- return container_of(component, struct snd_soc_codec, component);
- }
- /**
- * snd_soc_component_to_platform() - Casts a component to the platform it is embedded in
- * @component: The component to cast to a platform
- *
- * This function must only be used on components that are known to be platforms.
- * Otherwise the behavior is undefined.
- */
- static inline struct snd_soc_platform *snd_soc_component_to_platform(
- struct snd_soc_component *component)
- {
- return container_of(component, struct snd_soc_platform, component);
- }
- /**
- * snd_soc_dapm_to_component() - Casts a DAPM context to the component it is
- * embedded in
- * @dapm: The DAPM context to cast to the component
- *
- * This function must only be used on DAPM contexts that are known to be part of
- * a component (e.g. in a component driver). Otherwise the behavior is
- * undefined.
- */
- static inline struct snd_soc_component *snd_soc_dapm_to_component(
- struct snd_soc_dapm_context *dapm)
- {
- return container_of(dapm, struct snd_soc_component, dapm);
- }
- /**
- * snd_soc_dapm_to_codec() - Casts a DAPM context to the CODEC it is embedded in
- * @dapm: The DAPM context to cast to the CODEC
- *
- * This function must only be used on DAPM contexts that are known to be part of
- * a CODEC (e.g. in a CODEC driver). Otherwise the behavior is undefined.
- */
- static inline struct snd_soc_codec *snd_soc_dapm_to_codec(
- struct snd_soc_dapm_context *dapm)
- {
- return snd_soc_component_to_codec(snd_soc_dapm_to_component(dapm));
- }
- /**
- * snd_soc_dapm_to_platform() - Casts a DAPM context to the platform it is
- * embedded in
- * @dapm: The DAPM context to cast to the platform.
- *
- * This function must only be used on DAPM contexts that are known to be part of
- * a platform (e.g. in a platform driver). Otherwise the behavior is undefined.
- */
- static inline struct snd_soc_platform *snd_soc_dapm_to_platform(
- struct snd_soc_dapm_context *dapm)
- {
- return snd_soc_component_to_platform(snd_soc_dapm_to_component(dapm));
- }
- /**
- * snd_soc_component_get_dapm() - Returns the DAPM context associated with a
- * component
- * @component: The component for which to get the DAPM context
- */
- static inline struct snd_soc_dapm_context *snd_soc_component_get_dapm(
- struct snd_soc_component *component)
- {
- return &component->dapm;
- }
- /**
- * snd_soc_codec_get_dapm() - Returns the DAPM context for the CODEC
- * @codec: The CODEC for which to get the DAPM context
- *
- * Note: Use this function instead of directly accessing the CODEC's dapm field
- */
- static inline struct snd_soc_dapm_context *snd_soc_codec_get_dapm(
- struct snd_soc_codec *codec)
- {
- return snd_soc_component_get_dapm(&codec->component);
- }
- /**
- * snd_soc_dapm_init_bias_level() - Initialize CODEC DAPM bias level
- * @codec: The CODEC for which to initialize the DAPM bias level
- * @level: The DAPM level to initialize to
- *
- * Initializes the CODEC DAPM bias level. See snd_soc_dapm_init_bias_level().
- */
- static inline void snd_soc_codec_init_bias_level(struct snd_soc_codec *codec,
- enum snd_soc_bias_level level)
- {
- snd_soc_dapm_init_bias_level(snd_soc_codec_get_dapm(codec), level);
- }
- /**
- * snd_soc_dapm_get_bias_level() - Get current CODEC DAPM bias level
- * @codec: The CODEC for which to get the DAPM bias level
- *
- * Returns: The current DAPM bias level of the CODEC.
- */
- static inline enum snd_soc_bias_level snd_soc_codec_get_bias_level(
- struct snd_soc_codec *codec)
- {
- return snd_soc_dapm_get_bias_level(snd_soc_codec_get_dapm(codec));
- }
- /**
- * snd_soc_codec_force_bias_level() - Set the CODEC DAPM bias level
- * @codec: The CODEC for which to set the level
- * @level: The level to set to
- *
- * Forces the CODEC bias level to a specific state. See
- * snd_soc_dapm_force_bias_level().
- */
- static inline int snd_soc_codec_force_bias_level(struct snd_soc_codec *codec,
- enum snd_soc_bias_level level)
- {
- return snd_soc_dapm_force_bias_level(snd_soc_codec_get_dapm(codec),
- level);
- }
- /**
- * snd_soc_dapm_kcontrol_codec() - Returns the codec associated to a kcontrol
- * @kcontrol: The kcontrol
- *
- * This function must only be used on DAPM contexts that are known to be part of
- * a CODEC (e.g. in a CODEC driver). Otherwise the behavior is undefined.
- */
- static inline struct snd_soc_codec *snd_soc_dapm_kcontrol_codec(
- struct snd_kcontrol *kcontrol)
- {
- return snd_soc_dapm_to_codec(snd_soc_dapm_kcontrol_dapm(kcontrol));
- }
- /* codec IO */
- unsigned int snd_soc_read(struct snd_soc_codec *codec, unsigned int reg);
- int snd_soc_write(struct snd_soc_codec *codec, unsigned int reg,
- unsigned int val);
- /**
- * snd_soc_cache_sync() - Sync the register cache with the hardware
- * @codec: CODEC to sync
- *
- * Note: This function will call regcache_sync()
- */
- static inline int snd_soc_cache_sync(struct snd_soc_codec *codec)
- {
- return regcache_sync(codec->component.regmap);
- }
- /* component IO */
- int snd_soc_component_read(struct snd_soc_component *component,
- unsigned int reg, unsigned int *val);
- int snd_soc_component_write(struct snd_soc_component *component,
- unsigned int reg, unsigned int val);
- int snd_soc_component_update_bits(struct snd_soc_component *component,
- unsigned int reg, unsigned int mask, unsigned int val);
- int snd_soc_component_update_bits_async(struct snd_soc_component *component,
- unsigned int reg, unsigned int mask, unsigned int val);
- void snd_soc_component_async_complete(struct snd_soc_component *component);
- int snd_soc_component_test_bits(struct snd_soc_component *component,
- unsigned int reg, unsigned int mask, unsigned int value);
- /* component wide operations */
- int snd_soc_component_set_sysclk(struct snd_soc_component *component,
- int clk_id, int source, unsigned int freq, int dir);
- int snd_soc_component_set_pll(struct snd_soc_component *component, int pll_id,
- int source, unsigned int freq_in,
- unsigned int freq_out);
- #ifdef CONFIG_REGMAP
- void snd_soc_component_init_regmap(struct snd_soc_component *component,
- struct regmap *regmap);
- void snd_soc_component_exit_regmap(struct snd_soc_component *component);
- /**
- * snd_soc_codec_init_regmap() - Initialize regmap instance for the CODEC
- * @codec: The CODEC for which to initialize the regmap instance
- * @regmap: The regmap instance that should be used by the CODEC
- *
- * This function allows deferred assignment of the regmap instance that is
- * associated with the CODEC. Only use this if the regmap instance is not yet
- * ready when the CODEC is registered. The function must also be called before
- * the first IO attempt of the CODEC.
- */
- static inline void snd_soc_codec_init_regmap(struct snd_soc_codec *codec,
- struct regmap *regmap)
- {
- snd_soc_component_init_regmap(&codec->component, regmap);
- }
- /**
- * snd_soc_codec_exit_regmap() - De-initialize regmap instance for the CODEC
- * @codec: The CODEC for which to de-initialize the regmap instance
- *
- * Calls regmap_exit() on the regmap instance associated to the CODEC and
- * removes the regmap instance from the CODEC.
- *
- * This function should only be used if snd_soc_codec_init_regmap() was used to
- * initialize the regmap instance.
- */
- static inline void snd_soc_codec_exit_regmap(struct snd_soc_codec *codec)
- {
- snd_soc_component_exit_regmap(&codec->component);
- }
- #endif
- /* device driver data */
- static inline void snd_soc_card_set_drvdata(struct snd_soc_card *card,
- void *data)
- {
- card->drvdata = data;
- }
- static inline void *snd_soc_card_get_drvdata(struct snd_soc_card *card)
- {
- return card->drvdata;
- }
- static inline void snd_soc_component_set_drvdata(struct snd_soc_component *c,
- void *data)
- {
- dev_set_drvdata(c->dev, data);
- }
- static inline void *snd_soc_component_get_drvdata(struct snd_soc_component *c)
- {
- return dev_get_drvdata(c->dev);
- }
- static inline void snd_soc_codec_set_drvdata(struct snd_soc_codec *codec,
- void *data)
- {
- snd_soc_component_set_drvdata(&codec->component, data);
- }
- static inline void *snd_soc_codec_get_drvdata(struct snd_soc_codec *codec)
- {
- return snd_soc_component_get_drvdata(&codec->component);
- }
- static inline void snd_soc_platform_set_drvdata(struct snd_soc_platform *platform,
- void *data)
- {
- snd_soc_component_set_drvdata(&platform->component, data);
- }
- static inline void *snd_soc_platform_get_drvdata(struct snd_soc_platform *platform)
- {
- return snd_soc_component_get_drvdata(&platform->component);
- }
- static inline void snd_soc_initialize_card_lists(struct snd_soc_card *card)
- {
- INIT_LIST_HEAD(&card->widgets);
- INIT_LIST_HEAD(&card->paths);
- INIT_LIST_HEAD(&card->dapm_list);
- INIT_LIST_HEAD(&card->aux_comp_list);
- INIT_LIST_HEAD(&card->component_dev_list);
- }
- static inline bool snd_soc_volsw_is_stereo(struct soc_mixer_control *mc)
- {
- if (mc->reg == mc->rreg && mc->shift == mc->rshift)
- return 0;
- /*
- * mc->reg == mc->rreg && mc->shift != mc->rshift, or
- * mc->reg != mc->rreg means that the control is
- * stereo (bits in one register or in two registers)
- */
- return 1;
- }
- static inline unsigned int snd_soc_enum_val_to_item(struct soc_enum *e,
- unsigned int val)
- {
- unsigned int i;
- if (!e->values)
- return val;
- for (i = 0; i < e->items; i++)
- if (val == e->values[i])
- return i;
- return 0;
- }
- static inline unsigned int snd_soc_enum_item_to_val(struct soc_enum *e,
- unsigned int item)
- {
- if (!e->values)
- return item;
- return e->values[item];
- }
- static inline bool snd_soc_component_is_active(
- struct snd_soc_component *component)
- {
- return component->active != 0;
- }
- static inline bool snd_soc_codec_is_active(struct snd_soc_codec *codec)
- {
- return snd_soc_component_is_active(&codec->component);
- }
- /**
- * snd_soc_kcontrol_component() - Returns the component that registered the
- * control
- * @kcontrol: The control for which to get the component
- *
- * Note: This function will work correctly if the control has been registered
- * for a component. Either with snd_soc_add_codec_controls() or
- * snd_soc_add_platform_controls() or via table based setup for either a
- * CODEC, a platform or component driver. Otherwise the behavior is undefined.
- */
- static inline struct snd_soc_component *snd_soc_kcontrol_component(
- struct snd_kcontrol *kcontrol)
- {
- return snd_kcontrol_chip(kcontrol);
- }
- /**
- * snd_soc_kcontrol_codec() - Returns the CODEC that registered the control
- * @kcontrol: The control for which to get the CODEC
- *
- * Note: This function will only work correctly if the control has been
- * registered with snd_soc_add_codec_controls() or via table based setup of
- * snd_soc_codec_driver. Otherwise the behavior is undefined.
- */
- static inline struct snd_soc_codec *snd_soc_kcontrol_codec(
- struct snd_kcontrol *kcontrol)
- {
- return snd_soc_component_to_codec(snd_soc_kcontrol_component(kcontrol));
- }
- /**
- * snd_soc_kcontrol_platform() - Returns the platform that registered the control
- * @kcontrol: The control for which to get the platform
- *
- * Note: This function will only work correctly if the control has been
- * registered with snd_soc_add_platform_controls() or via table based setup of
- * a snd_soc_platform_driver. Otherwise the behavior is undefined.
- */
- static inline struct snd_soc_platform *snd_soc_kcontrol_platform(
- struct snd_kcontrol *kcontrol)
- {
- return snd_soc_component_to_platform(snd_soc_kcontrol_component(kcontrol));
- }
- int snd_soc_util_init(void);
- void snd_soc_util_exit(void);
- int snd_soc_of_parse_card_name(struct snd_soc_card *card,
- const char *propname);
- int snd_soc_of_parse_audio_simple_widgets(struct snd_soc_card *card,
- const char *propname);
- int snd_soc_of_parse_tdm_slot(struct device_node *np,
- unsigned int *tx_mask,
- unsigned int *rx_mask,
- unsigned int *slots,
- unsigned int *slot_width);
- void snd_soc_of_parse_audio_prefix(struct snd_soc_card *card,
- struct snd_soc_codec_conf *codec_conf,
- struct device_node *of_node,
- const char *propname);
- int snd_soc_of_parse_audio_routing(struct snd_soc_card *card,
- const char *propname);
- unsigned int snd_soc_of_parse_daifmt(struct device_node *np,
- const char *prefix,
- struct device_node **bitclkmaster,
- struct device_node **framemaster);
- int snd_soc_get_dai_id(struct device_node *ep);
- int snd_soc_get_dai_name(struct of_phandle_args *args,
- const char **dai_name);
- int snd_soc_of_get_dai_name(struct device_node *of_node,
- const char **dai_name);
- int snd_soc_of_get_dai_link_codecs(struct device *dev,
- struct device_node *of_node,
- struct snd_soc_dai_link *dai_link);
- int snd_soc_add_dai_link(struct snd_soc_card *card,
- struct snd_soc_dai_link *dai_link);
- void snd_soc_remove_dai_link(struct snd_soc_card *card,
- struct snd_soc_dai_link *dai_link);
- struct snd_soc_dai_link *snd_soc_find_dai_link(struct snd_soc_card *card,
- int id, const char *name,
- const char *stream_name);
- int snd_soc_register_dai(struct snd_soc_component *component,
- struct snd_soc_dai_driver *dai_drv);
- struct snd_soc_dai *snd_soc_find_dai(
- const struct snd_soc_dai_link_component *dlc);
- #include <sound/soc-dai.h>
- #ifdef CONFIG_DEBUG_FS
- extern struct dentry *snd_soc_debugfs_root;
- #endif
- extern const struct dev_pm_ops snd_soc_pm_ops;
- /* Helper functions */
- static inline void snd_soc_dapm_mutex_lock(struct snd_soc_dapm_context *dapm)
- {
- mutex_lock_nested(&dapm->card->dapm_mutex, SND_SOC_DAPM_CLASS_RUNTIME);
- }
- static inline void snd_soc_dapm_mutex_unlock(struct snd_soc_dapm_context *dapm)
- {
- mutex_unlock(&dapm->card->dapm_mutex);
- }
- int snd_soc_component_enable_pin(struct snd_soc_component *component,
- const char *pin);
- int snd_soc_component_enable_pin_unlocked(struct snd_soc_component *component,
- const char *pin);
- int snd_soc_component_disable_pin(struct snd_soc_component *component,
- const char *pin);
- int snd_soc_component_disable_pin_unlocked(struct snd_soc_component *component,
- const char *pin);
- int snd_soc_component_nc_pin(struct snd_soc_component *component,
- const char *pin);
- int snd_soc_component_nc_pin_unlocked(struct snd_soc_component *component,
- const char *pin);
- int snd_soc_component_get_pin_status(struct snd_soc_component *component,
- const char *pin);
- int snd_soc_component_force_enable_pin(struct snd_soc_component *component,
- const char *pin);
- int snd_soc_component_force_enable_pin_unlocked(
- struct snd_soc_component *component,
- const char *pin);
- #endif
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