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/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
*
* Copyright (c) 2003 by Karsten Wiese <annabellesgarden@yahoo.de>
*/
enum E_IN84 {
E_FADER_0 = 0,
E_FADER_1,
E_FADER_2,
E_FADER_3,
E_FADER_4,
E_FADER_5,
E_FADER_6,
E_FADER_7,
E_FADER_M,
E_TRANSPORT,
E_MODIFIER = 10,
E_FILTER_SELECT,
E_SELECT,
E_MUTE,
E_SWITCH = 15,
E_WHEEL_GAIN,
E_WHEEL_FREQ,
E_WHEEL_Q,
E_WHEEL_PAN,
E_WHEEL = 20
};
#define T_RECORD 1
#define T_PLAY 2
#define T_STOP 4
#define T_F_FWD 8
#define T_REW 0x10
#define T_SOLO 0x20
#define T_REC 0x40
#define T_NULL 0x80
struct us428_ctls {
unsigned char fader[9];
unsigned char transport;
unsigned char modifier;
unsigned char filters_elect;
unsigned char select;
unsigned char mute;
unsigned char unknown;
unsigned char wswitch;
unsigned char wheel[5];
};
struct us428_set_byte {
unsigned char offset,
value;
};
enum {
ELT_VOLUME = 0,
ELT_LIGHT
};
struct usx2y_volume {
unsigned char channel,
lh,
ll,
rh,
rl;
};
struct us428_lights {
struct us428_set_byte light[7];
};
struct us428_p4out {
char type;
union {
struct usx2y_volume vol;
struct us428_lights lights;
} val;
};
#define N_US428_CTL_BUFS 16
#define N_US428_P4OUT_BUFS 16
struct us428ctls_sharedmem {
struct us428_ctls ctl_snapshot[N_US428_CTL_BUFS];
int ctl_snapshot_differs_at[N_US428_CTL_BUFS];
int ctl_snapshot_last, ctl_snapshot_red;
struct us428_p4out p4out[N_US428_P4OUT_BUFS];
int p4out_last, p4out_sent;
};
#define US428_SHAREDMEM_PAGES PAGE_ALIGN(sizeof(struct us428ctls_sharedmem))
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