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Diffstat (limited to '')
| -rw-r--r-- | sound/usb/mixer_us16x08.h | 122 |
1 files changed, 122 insertions, 0 deletions
diff --git a/sound/usb/mixer_us16x08.h b/sound/usb/mixer_us16x08.h new file mode 100644 index 000000000..56ff16c06 --- /dev/null +++ b/sound/usb/mixer_us16x08.h @@ -0,0 +1,122 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef __USB_MIXER_US16X08_H +#define __USB_MIXER_US16X08_H + +#define SND_US16X08_MAX_CHANNELS 16 + +/* define some bias, cause some alsa-mixers wont work with + * negative ranges or if mixer-min != 0 + */ +#define SND_US16X08_NO_BIAS 0 +#define SND_US16X08_FADER_BIAS 127 +#define SND_US16X08_EQ_HIGHFREQ_BIAS 0x20 +#define SND_US16X08_COMP_THRESHOLD_BIAS 0x20 +#define SND_US16X08_COMP_ATTACK_BIAS 2 +#define SND_US16X08_COMP_RELEASE_BIAS 1 + +/* get macro for components of kcontrol private_value */ +#define SND_US16X08_KCBIAS(x) (((x)->private_value >> 24) & 0xff) +#define SND_US16X08_KCSTEP(x) (((x)->private_value >> 16) & 0xff) +#define SND_US16X08_KCMIN(x) (((x)->private_value >> 8) & 0xff) +#define SND_US16X08_KCMAX(x) (((x)->private_value >> 0) & 0xff) +/* set macro for kcontrol private_value */ +#define SND_US16X08_KCSET(bias, step, min, max) \ + (((bias) << 24) | ((step) << 16) | ((min) << 8) | (max)) + +/* the URB request/type to control Tascam mixers */ +#define SND_US16X08_URB_REQUEST 0x1D +#define SND_US16X08_URB_REQUESTTYPE 0x40 + +/* the URB params to retrieve meter ranges */ +#define SND_US16X08_URB_METER_REQUEST 0x1e +#define SND_US16X08_URB_METER_REQUESTTYPE 0xc0 + +#define MUA0(x, y) ((x)[(y) * 10 + 4]) +#define MUA1(x, y) ((x)[(y) * 10 + 5]) +#define MUA2(x, y) ((x)[(y) * 10 + 6]) +#define MUB0(x, y) ((x)[(y) * 10 + 7]) +#define MUB1(x, y) ((x)[(y) * 10 + 8]) +#define MUB2(x, y) ((x)[(y) * 10 + 9]) +#define MUC0(x, y) ((x)[(y) * 10 + 10]) +#define MUC1(x, y) ((x)[(y) * 10 + 11]) +#define MUC2(x, y) ((x)[(y) * 10 + 12]) +#define MUC3(x, y) ((x)[(y) * 10 + 13]) + +/* Common Channel control IDs */ +#define SND_US16X08_ID_BYPASS 0x45 +#define SND_US16X08_ID_BUSS_OUT 0x44 +#define SND_US16X08_ID_PHASE 0x85 +#define SND_US16X08_ID_MUTE 0x83 +#define SND_US16X08_ID_FADER 0x81 +#define SND_US16X08_ID_PAN 0x82 +#define SND_US16X08_ID_METER 0xB1 + +#define SND_US16X08_ID_EQ_BAND_COUNT 4 +#define SND_US16X08_ID_EQ_PARAM_COUNT 4 + +/* EQ level IDs */ +#define SND_US16X08_ID_EQLOWLEVEL 0x01 +#define SND_US16X08_ID_EQLOWMIDLEVEL 0x02 +#define SND_US16X08_ID_EQHIGHMIDLEVEL 0x03 +#define SND_US16X08_ID_EQHIGHLEVEL 0x04 + +/* EQ frequence IDs */ +#define SND_US16X08_ID_EQLOWFREQ 0x11 +#define SND_US16X08_ID_EQLOWMIDFREQ 0x12 +#define SND_US16X08_ID_EQHIGHMIDFREQ 0x13 +#define SND_US16X08_ID_EQHIGHFREQ 0x14 + +/* EQ width IDs */ +#define SND_US16X08_ID_EQLOWMIDWIDTH 0x22 +#define SND_US16X08_ID_EQHIGHMIDWIDTH 0x23 + +#define SND_US16X08_ID_EQENABLE 0x30 + +#define EQ_STORE_BAND_IDX(x) ((x) & 0xf) +#define EQ_STORE_PARAM_IDX(x) (((x) & 0xf0) >> 4) + +#define SND_US16X08_ID_ROUTE 0x00 + +/* Compressor Ids */ +#define SND_US16X08_ID_COMP_BASE 0x32 +#define SND_US16X08_ID_COMP_THRESHOLD SND_US16X08_ID_COMP_BASE +#define SND_US16X08_ID_COMP_RATIO (SND_US16X08_ID_COMP_BASE + 1) +#define SND_US16X08_ID_COMP_ATTACK (SND_US16X08_ID_COMP_BASE + 2) +#define SND_US16X08_ID_COMP_RELEASE (SND_US16X08_ID_COMP_BASE + 3) +#define SND_US16X08_ID_COMP_GAIN (SND_US16X08_ID_COMP_BASE + 4) +#define SND_US16X08_ID_COMP_SWITCH (SND_US16X08_ID_COMP_BASE + 5) +#define SND_US16X08_ID_COMP_COUNT 6 + +#define COMP_STORE_IDX(x) ((x) - SND_US16X08_ID_COMP_BASE) + +struct snd_us16x08_eq_store { + u8 val[SND_US16X08_ID_EQ_BAND_COUNT][SND_US16X08_ID_EQ_PARAM_COUNT] + [SND_US16X08_MAX_CHANNELS]; +}; + +struct snd_us16x08_comp_store { + u8 val[SND_US16X08_ID_COMP_COUNT][SND_US16X08_MAX_CHANNELS]; +}; + +struct snd_us16x08_meter_store { + int meter_level[SND_US16X08_MAX_CHANNELS]; + int master_level[2]; /* level of meter for master output */ + int comp_index; /* round trip channel selector */ + int comp_active_index; /* channel select from user space mixer */ + int comp_level[16]; /* compressor reduction level */ + struct snd_us16x08_comp_store *comp_store; +}; + +struct snd_us16x08_control_params { + struct snd_kcontrol_new *kcontrol_new; + int control_id; + int type; + int num_channels; + const char *name; + int default_val; +}; + +#define snd_us16x08_switch_info snd_ctl_boolean_mono_info + +int snd_us16x08_controls_create(struct usb_mixer_interface *mixer); +#endif /* __USB_MIXER_US16X08_H */ |