include/linux/l3/uda1341.h

   1 /*
   2  *  linux/include/linux/l3/uda1341.h
   3  *
   4  * Philips UDA1341 mixer device driver
   5  *
   6  * Copyright (c) 2000 Nicolas Pitre <nico@cam.org>
   7  *
   8  * This program is free software; you can redistribute it and/or
   9  * modify it under the terms of the GNU General Public License.
  10  */
  11
  12 #define UDA1341_NAME "uda1341"
  13
  14 struct uda1341_cfg {
  15         unsigned int fs:16;
  16         unsigned int format:3;
  17 };
  18
  19 #define FMT_I2S         0
  20 #define FMT_LSB16       1
  21 #define FMT_LSB18       2
  22 #define FMT_LSB20       3
  23 #define FMT_MSB         4
  24 #define FMT_LSB16MSB    5
  25 #define FMT_LSB18MSB    6
  26 #define FMT_LSB20MSB    7
  27
  28 #define L3_UDA1341_CONFIGURE    0x13410001
  29
  30 struct l3_gain {
  31         unsigned int    left:8;
  32         unsigned int    right:8;
  33         unsigned int    unused:8;
  34         unsigned int    channel:8;
  35 };
  36
  37 #define L3_SET_VOLUME           0x13410002
  38 #define L3_SET_TREBLE           0x13410003
  39 #define L3_SET_BASS             0x13410004
  40 #define L3_SET_GAIN             0x13410005
  41
  42 struct l3_agc {
  43         unsigned int    level:8;
  44         unsigned int    enable:1;
  45         unsigned int    attack:7;
  46         unsigned int    decay:8;
  47         unsigned int    channel:8;
  48 };
  49
  50 #define L3_INPUT_AGC            0x13410006
  51
  52 struct uda1341;
  53
  54 int uda1341_configure(struct uda1341 *uda, struct uda1341_cfg *conf);
  55 int uda1341_mixer_ctl(struct uda1341 *uda, int cmd, void *arg);
  56 int uda1341_open(struct uda1341 *uda);
  57 void uda1341_close(struct uda1341 *uda);
  58
  59 struct uda1341 *uda1341_attach(const char *adapter);
  60 void uda1341_detach(struct uda1341 *uda);
  61