/* SPDX-License-Identifier: GPL-2.0+ * * Copyright (c) by Jaroslav Kysela <[email protected]> * Universal interface for Audio Codec '97 * * For more details look to AC '97 component specification revision 2.1 * by Intel Corporation (http://developer.intel.com). */ #ifndef __SOUND_AC97_CODEC_H #define __SOUND_AC97_CODEC_H #include <linux/bitops.h> #include <linux/device.h> #include <linux/workqueue.h> #include <sound/ac97/regs.h> #include <sound/pcm.h> #include <sound/control.h> #include <sound/info.h> /* maximum number of devices on the AC97 bus */ #define AC97_BUS_MAX_DEVICES … /* specific - SigmaTel */ #define AC97_SIGMATEL_OUTSEL … #define AC97_SIGMATEL_INSEL … #define AC97_SIGMATEL_IOMISC … #define AC97_SIGMATEL_ANALOG … #define AC97_SIGMATEL_DAC2INVERT … #define AC97_SIGMATEL_BIAS1 … #define AC97_SIGMATEL_BIAS2 … #define AC97_SIGMATEL_VARIOUS … #define AC97_SIGMATEL_MULTICHN … #define AC97_SIGMATEL_CIC1 … #define AC97_SIGMATEL_CIC2 … /* specific - Analog Devices */ #define AC97_AD_TEST … #define AC97_AD_TEST2 … #define AC97_AD_HPFD_SHIFT … #define AC97_AD_CODEC_CFG … #define AC97_AD_JACK_SPDIF … #define AC97_AD_SERIAL_CFG … #define AC97_AD_MISC … #define AC97_AD_VREFD_SHIFT … /* specific - Cirrus Logic */ #define AC97_CSR_ACMODE … #define AC97_CSR_MISC_CRYSTAL … #define AC97_CSR_SPDIF … #define AC97_CSR_SERIAL … #define AC97_CSR_SPECF_ADDR … #define AC97_CSR_SPECF_DATA … #define AC97_CSR_BDI_STATUS … /* specific - Conexant */ #define AC97_CXR_AUDIO_MISC … #define AC97_CXR_SPDIFEN … #define AC97_CXR_COPYRGT … #define AC97_CXR_SPDIF_MASK … #define AC97_CXR_SPDIF_PCM … #define AC97_CXR_SPDIF_AC3 … /* specific - ALC */ #define AC97_ALC650_SPDIF_INPUT_STATUS1 … /* S/PDIF input status 1 bit defines */ #define AC97_ALC650_PRO … #define AC97_ALC650_NAUDIO … #define AC97_ALC650_COPY … #define AC97_ALC650_PRE … #define AC97_ALC650_PRE_SHIFT … #define AC97_ALC650_MODE … #define AC97_ALC650_MODE_SHIFT … #define AC97_ALC650_CC_MASK … #define AC97_ALC650_CC_SHIFT … #define AC97_ALC650_L … #define AC97_ALC650_SPDIF_INPUT_STATUS2 … /* S/PDIF input status 2 bit defines */ #define AC97_ALC650_SOUCE_MASK … #define AC97_ALC650_CHANNEL_MASK … #define AC97_ALC650_CHANNEL_SHIFT … #define AC97_ALC650_SPSR_MASK … #define AC97_ALC650_SPSR_SHIFT … #define AC97_ALC650_SPSR_44K … #define AC97_ALC650_SPSR_48K … #define AC97_ALC650_SPSR_32K … #define AC97_ALC650_CLOCK_ACCURACY … #define AC97_ALC650_CLOCK_SHIFT … #define AC97_ALC650_CLOCK_LOCK … #define AC97_ALC650_V … #define AC97_ALC650_SURR_DAC_VOL … #define AC97_ALC650_LFE_DAC_VOL … #define AC97_ALC650_UNKNOWN1 … #define AC97_ALC650_MULTICH … #define AC97_ALC650_UNKNOWN2 … #define AC97_ALC650_REVISION … #define AC97_ALC650_UNKNOWN3 … #define AC97_ALC650_UNKNOWN4 … #define AC97_ALC650_MISC … #define AC97_ALC650_GPIO_SETUP … #define AC97_ALC650_GPIO_STATUS … #define AC97_ALC650_CLOCK … /* specific - Yamaha YMF7x3 */ #define AC97_YMF7X3_DIT_CTRL … #define AC97_YMF7X3_3D_MODE_SEL … /* specific - C-Media */ #define AC97_CM9738_VENDOR_CTRL … #define AC97_CM9739_MULTI_CHAN … #define AC97_CM9739_SPDIF_IN_STATUS … #define AC97_CM9739_SPDIF_CTRL … /* specific - wolfson */ #define AC97_WM97XX_FMIXER_VOL … #define AC97_WM9704_RMIXER_VOL … #define AC97_WM9704_TEST … #define AC97_WM9704_RPCM_VOL … #define AC97_WM9711_OUT3VOL … /* ac97->scaps */ #define AC97_SCAP_AUDIO … #define AC97_SCAP_MODEM … #define AC97_SCAP_SURROUND_DAC … #define AC97_SCAP_CENTER_LFE_DAC … #define AC97_SCAP_SKIP_AUDIO … #define AC97_SCAP_SKIP_MODEM … #define AC97_SCAP_INDEP_SDIN … #define AC97_SCAP_INV_EAPD … #define AC97_SCAP_DETECT_BY_VENDOR … #define AC97_SCAP_NO_SPDIF … #define AC97_SCAP_EAPD_LED … #define AC97_SCAP_POWER_SAVE … /* ac97->flags */ #define AC97_HAS_PC_BEEP … #define AC97_AD_MULTI … #define AC97_CS_SPDIF … #define AC97_CX_SPDIF … #define AC97_STEREO_MUTES … #define AC97_DOUBLE_RATE … #define AC97_HAS_NO_MASTER_VOL … #define AC97_HAS_NO_PCM_VOL … #define AC97_DEFAULT_POWER_OFF … #define AC97_MODEM_PATCH … #define AC97_HAS_NO_REC_GAIN … #define AC97_HAS_NO_PHONE … #define AC97_HAS_NO_PC_BEEP … #define AC97_HAS_NO_VIDEO … #define AC97_HAS_NO_CD … #define AC97_HAS_NO_MIC … #define AC97_HAS_NO_TONE … #define AC97_HAS_NO_STD_PCM … #define AC97_HAS_NO_AUX … #define AC97_HAS_8CH … /* rates indexes */ #define AC97_RATES_FRONT_DAC … #define AC97_RATES_SURR_DAC … #define AC97_RATES_LFE_DAC … #define AC97_RATES_ADC … #define AC97_RATES_MIC_ADC … #define AC97_RATES_SPDIF … #define AC97_NUM_GPIOS … /* * */ struct snd_ac97; struct snd_ac97_gpio_priv; struct snd_pcm_chmap; struct snd_ac97_build_ops { … }; struct snd_ac97_bus_ops { … }; struct snd_ac97_bus { … }; /* static resolution table */ struct snd_ac97_res_table { … }; struct snd_ac97_template { … }; struct snd_ac97 { … }; #define to_ac97_t(d) … /* conditions */ static inline int ac97_is_audio(struct snd_ac97 * ac97) { … } static inline int ac97_is_modem(struct snd_ac97 * ac97) { … } static inline int ac97_is_rev22(struct snd_ac97 * ac97) { … } static inline int ac97_can_amap(struct snd_ac97 * ac97) { … } static inline int ac97_can_spdif(struct snd_ac97 * ac97) { … } /* functions */ /* create new AC97 bus */ int snd_ac97_bus(struct snd_card *card, int num, const struct snd_ac97_bus_ops *ops, void *private_data, struct snd_ac97_bus **rbus); /* create mixer controls */ int snd_ac97_mixer(struct snd_ac97_bus *bus, struct snd_ac97_template *template, struct snd_ac97 **rac97); const char *snd_ac97_get_short_name(struct snd_ac97 *ac97); void snd_ac97_write(struct snd_ac97 *ac97, unsigned short reg, unsigned short value); unsigned short snd_ac97_read(struct snd_ac97 *ac97, unsigned short reg); void snd_ac97_write_cache(struct snd_ac97 *ac97, unsigned short reg, unsigned short value); int snd_ac97_update(struct snd_ac97 *ac97, unsigned short reg, unsigned short value); int snd_ac97_update_bits(struct snd_ac97 *ac97, unsigned short reg, unsigned short mask, unsigned short value); #ifdef CONFIG_SND_AC97_POWER_SAVE int snd_ac97_update_power(struct snd_ac97 *ac97, int reg, int powerup); #else static inline int snd_ac97_update_power(struct snd_ac97 *ac97, int reg, int powerup) { return 0; } #endif #ifdef CONFIG_PM void snd_ac97_suspend(struct snd_ac97 *ac97); void snd_ac97_resume(struct snd_ac97 *ac97); #else static inline void snd_ac97_suspend(struct snd_ac97 *ac97) {} static inline void snd_ac97_resume(struct snd_ac97 *ac97) {} #endif int snd_ac97_reset(struct snd_ac97 *ac97, bool try_warm, unsigned int id, unsigned int id_mask); /* quirk types */ enum { … }; struct ac97_quirk { … }; int snd_ac97_tune_hardware(struct snd_ac97 *ac97, const struct ac97_quirk *quirk, const char *override); int snd_ac97_set_rate(struct snd_ac97 *ac97, int reg, unsigned int rate); /* * PCM allocation */ enum ac97_pcm_cfg { … }; struct ac97_pcm { … }; int snd_ac97_pcm_assign(struct snd_ac97_bus *ac97, unsigned short pcms_count, const struct ac97_pcm *pcms); int snd_ac97_pcm_open(struct ac97_pcm *pcm, unsigned int rate, enum ac97_pcm_cfg cfg, unsigned short slots); int snd_ac97_pcm_close(struct ac97_pcm *pcm); int snd_ac97_pcm_double_rate_rules(struct snd_pcm_runtime *runtime); /* ad hoc AC97 device driver access */ extern const struct bus_type ac97_bus_type; /* AC97 platform_data adding function */ static inline void snd_ac97_dev_add_pdata(struct snd_ac97 *ac97, void *data) { … } #endif /* __SOUND_AC97_CODEC_H */
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