94 lines · c
1/* SPDX-License-Identifier: GPL-2.0-or-later */2/*3 *4 * Copyright (c) 2003 by Karsten Wiese <annabellesgarden@yahoo.de>5 */6 7enum E_IN84 {8 E_FADER_0 = 0,9 E_FADER_1,10 E_FADER_2,11 E_FADER_3,12 E_FADER_4,13 E_FADER_5,14 E_FADER_6,15 E_FADER_7,16 E_FADER_M,17 E_TRANSPORT,18 E_MODIFIER = 10,19 E_FILTER_SELECT,20 E_SELECT,21 E_MUTE,22 23 E_SWITCH = 15,24 E_WHEEL_GAIN,25 E_WHEEL_FREQ,26 E_WHEEL_Q,27 E_WHEEL_PAN,28 E_WHEEL = 2029};30 31#define T_RECORD 132#define T_PLAY 233#define T_STOP 434#define T_F_FWD 835#define T_REW 0x1036#define T_SOLO 0x2037#define T_REC 0x4038#define T_NULL 0x8039 40 41struct us428_ctls {42 unsigned char fader[9];43 unsigned char transport;44 unsigned char modifier;45 unsigned char filters_elect;46 unsigned char select;47 unsigned char mute;48 unsigned char unknown;49 unsigned char wswitch;50 unsigned char wheel[5];51};52 53struct us428_set_byte {54 unsigned char offset,55 value;56};57 58enum {59 ELT_VOLUME = 0,60 ELT_LIGHT61};62 63struct usx2y_volume {64 unsigned char channel,65 lh,66 ll,67 rh,68 rl;69};70 71struct us428_lights {72 struct us428_set_byte light[7];73};74 75struct us428_p4out {76 char type;77 union {78 struct usx2y_volume vol;79 struct us428_lights lights;80 } val;81};82 83#define N_US428_CTL_BUFS 1684#define N_US428_P4OUT_BUFS 1685struct us428ctls_sharedmem {86 struct us428_ctls ctl_snapshot[N_US428_CTL_BUFS];87 int ctl_snapshot_differs_at[N_US428_CTL_BUFS];88 int ctl_snapshot_last, ctl_snapshot_red;89 struct us428_p4out p4out[N_US428_P4OUT_BUFS];90 int p4out_last, p4out_sent;91};92 93#define US428_SHAREDMEM_PAGES PAGE_ALIGN(sizeof(struct us428ctls_sharedmem))94