diff options
Diffstat (limited to 'sound/pci/ice1712/wm8766.h')
| -rw-r--r-- | sound/pci/ice1712/wm8766.h | 147 |
1 files changed, 147 insertions, 0 deletions
diff --git a/sound/pci/ice1712/wm8766.h b/sound/pci/ice1712/wm8766.h new file mode 100644 index 000000000..44ab7c72a --- /dev/null +++ b/sound/pci/ice1712/wm8766.h @@ -0,0 +1,147 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ +#ifndef __SOUND_WM8766_H +#define __SOUND_WM8766_H + +/* + * ALSA driver for ICEnsemble VT17xx + * + * Lowlevel functions for WM8766 codec + * + * Copyright (c) 2012 Ondrej Zary <linux@rainbow-software.org> + */ + +#define WM8766_REG_DACL1 0x00 +#define WM8766_REG_DACR1 0x01 +#define WM8766_VOL_MASK 0x1ff /* incl. update bit */ +#define WM8766_VOL_UPDATE (1 << 8) /* update volume */ +#define WM8766_REG_DACCTRL1 0x02 +#define WM8766_DAC_MUTEALL (1 << 0) +#define WM8766_DAC_DEEMPALL (1 << 1) +#define WM8766_DAC_PDWN (1 << 2) +#define WM8766_DAC_ATC (1 << 3) +#define WM8766_DAC_IZD (1 << 4) +#define WM8766_DAC_PL_MASK 0x1e0 +#define WM8766_DAC_PL_LL (1 << 5) /* L chan: L signal */ +#define WM8766_DAC_PL_LR (2 << 5) /* L chan: R signal */ +#define WM8766_DAC_PL_LB (3 << 5) /* L chan: both */ +#define WM8766_DAC_PL_RL (1 << 7) /* R chan: L signal */ +#define WM8766_DAC_PL_RR (2 << 7) /* R chan: R signal */ +#define WM8766_DAC_PL_RB (3 << 7) /* R chan: both */ +#define WM8766_REG_IFCTRL 0x03 +#define WM8766_IF_FMT_RIGHTJ (0 << 0) +#define WM8766_IF_FMT_LEFTJ (1 << 0) +#define WM8766_IF_FMT_I2S (2 << 0) +#define WM8766_IF_FMT_DSP (3 << 0) +#define WM8766_IF_DSP_LATE (1 << 2) /* in DSP mode */ +#define WM8766_IF_LRC_INVERTED (1 << 2) /* in other modes */ +#define WM8766_IF_BCLK_INVERTED (1 << 3) +#define WM8766_IF_IWL_16BIT (0 << 4) +#define WM8766_IF_IWL_20BIT (1 << 4) +#define WM8766_IF_IWL_24BIT (2 << 4) +#define WM8766_IF_IWL_32BIT (3 << 4) +#define WM8766_IF_MASK 0x3f +#define WM8766_PHASE_INVERT1 (1 << 6) +#define WM8766_PHASE_INVERT2 (1 << 7) +#define WM8766_PHASE_INVERT3 (1 << 8) +#define WM8766_REG_DACL2 0x04 +#define WM8766_REG_DACR2 0x05 +#define WM8766_REG_DACL3 0x06 +#define WM8766_REG_DACR3 0x07 +#define WM8766_REG_MASTDA 0x08 +#define WM8766_REG_DACCTRL2 0x09 +#define WM8766_DAC2_ZCD (1 << 0) +#define WM8766_DAC2_ZFLAG_ALL (0 << 1) +#define WM8766_DAC2_ZFLAG_1 (1 << 1) +#define WM8766_DAC2_ZFLAG_2 (2 << 1) +#define WM8766_DAC2_ZFLAG_3 (3 << 1) +#define WM8766_DAC2_MUTE1 (1 << 3) +#define WM8766_DAC2_MUTE2 (1 << 4) +#define WM8766_DAC2_MUTE3 (1 << 5) +#define WM8766_DAC2_DEEMP1 (1 << 6) +#define WM8766_DAC2_DEEMP2 (1 << 7) +#define WM8766_DAC2_DEEMP3 (1 << 8) +#define WM8766_REG_DACCTRL3 0x0a +#define WM8766_DAC3_DACPD1 (1 << 1) +#define WM8766_DAC3_DACPD2 (1 << 2) +#define WM8766_DAC3_DACPD3 (1 << 3) +#define WM8766_DAC3_PWRDNALL (1 << 4) +#define WM8766_DAC3_POWER_MASK 0x1e +#define WM8766_DAC3_MASTER (1 << 5) +#define WM8766_DAC3_DAC128FS (0 << 6) +#define WM8766_DAC3_DAC192FS (1 << 6) +#define WM8766_DAC3_DAC256FS (2 << 6) +#define WM8766_DAC3_DAC384FS (3 << 6) +#define WM8766_DAC3_DAC512FS (4 << 6) +#define WM8766_DAC3_DAC768FS (5 << 6) +#define WM8766_DAC3_MSTR_MASK 0x1e0 +#define WM8766_REG_MUTE1 0x0c +#define WM8766_MUTE1_MPD (1 << 6) +#define WM8766_REG_MUTE2 0x0f +#define WM8766_MUTE2_MPD (1 << 5) +#define WM8766_REG_RESET 0x1f + +#define WM8766_REG_COUNT 0x10 /* don't cache the RESET register */ + +struct snd_wm8766; + +struct snd_wm8766_ops { + void (*write)(struct snd_wm8766 *wm, u16 addr, u16 data); +}; + +enum snd_wm8766_ctl_id { + WM8766_CTL_CH1_VOL, + WM8766_CTL_CH2_VOL, + WM8766_CTL_CH3_VOL, + WM8766_CTL_CH1_SW, + WM8766_CTL_CH2_SW, + WM8766_CTL_CH3_SW, + WM8766_CTL_PHASE1_SW, + WM8766_CTL_PHASE2_SW, + WM8766_CTL_PHASE3_SW, + WM8766_CTL_DEEMPH1_SW, + WM8766_CTL_DEEMPH2_SW, + WM8766_CTL_DEEMPH3_SW, + WM8766_CTL_IZD_SW, + WM8766_CTL_ZC_SW, + + WM8766_CTL_COUNT, +}; + +#define WM8766_ENUM_MAX 16 + +#define WM8766_FLAG_STEREO (1 << 0) +#define WM8766_FLAG_VOL_UPDATE (1 << 1) +#define WM8766_FLAG_INVERT (1 << 2) +#define WM8766_FLAG_LIM (1 << 3) +#define WM8766_FLAG_ALC (1 << 4) + +struct snd_wm8766_ctl { + struct snd_kcontrol *kctl; + const char *name; + snd_ctl_elem_type_t type; + const char *const enum_names[WM8766_ENUM_MAX]; + const unsigned int *tlv; + u16 reg1, reg2, mask1, mask2, min, max, flags; + void (*set)(struct snd_wm8766 *wm, u16 ch1, u16 ch2); + void (*get)(struct snd_wm8766 *wm, u16 *ch1, u16 *ch2); +}; + +enum snd_wm8766_agc_mode { WM8766_AGC_OFF, WM8766_AGC_LIM, WM8766_AGC_ALC }; + +struct snd_wm8766 { + struct snd_card *card; + struct snd_wm8766_ctl ctl[WM8766_CTL_COUNT]; + enum snd_wm8766_agc_mode agc_mode; + struct snd_wm8766_ops ops; + u16 regs[WM8766_REG_COUNT]; /* 9-bit registers */ +}; + + + +void snd_wm8766_init(struct snd_wm8766 *wm); +void snd_wm8766_resume(struct snd_wm8766 *wm); +void snd_wm8766_set_if(struct snd_wm8766 *wm, u16 dac); +void snd_wm8766_volume_restore(struct snd_wm8766 *wm); +int snd_wm8766_build_controls(struct snd_wm8766 *wm); + +#endif /* __SOUND_WM8766_H */ |