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- /* 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 {
- const 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 */
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