linux/sound/pci/echoaudio/indigodjx_dsp.c
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   1/************************************************************************
   2
   3This file is part of Echo Digital Audio's generic driver library.
   4Copyright Echo Digital Audio Corporation (c) 1998 - 2005
   5All rights reserved
   6www.echoaudio.com
   7
   8This library is free software; you can redistribute it and/or
   9modify it under the terms of the GNU Lesser General Public
  10License as published by the Free Software Foundation; either
  11version 2.1 of the License, or (at your option) any later version.
  12
  13This library is distributed in the hope that it will be useful,
  14but WITHOUT ANY WARRANTY; without even the implied warranty of
  15MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  16Lesser General Public License for more details.
  17
  18You should have received a copy of the GNU Lesser General Public
  19License along with this library; if not, write to the Free Software
  20Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
  21
  22*************************************************************************
  23
  24 Translation from C++ and adaptation for use in ALSA-Driver
  25 were made by Giuliano Pochini <pochini@shiny.it>
  26
  27*************************************************************************/
  28
  29static int update_vmixer_level(struct echoaudio *chip);
  30static int set_vmixer_gain(struct echoaudio *chip, u16 output,
  31                           u16 pipe, int gain);
  32
  33
  34static int init_hw(struct echoaudio *chip, u16 device_id, u16 subdevice_id)
  35{
  36        int err;
  37
  38        DE_INIT(("init_hw() - Indigo DJx\n"));
  39        if (snd_BUG_ON((subdevice_id & 0xfff0) != INDIGO_DJX))
  40                return -ENODEV;
  41
  42        err = init_dsp_comm_page(chip);
  43        if (err < 0) {
  44                DE_INIT(("init_hw - could not initialize DSP comm page\n"));
  45                return err;
  46        }
  47
  48        chip->device_id = device_id;
  49        chip->subdevice_id = subdevice_id;
  50        chip->bad_board = TRUE;
  51        chip->dsp_code_to_load = FW_INDIGO_DJX_DSP;
  52        /* Since this card has no ASIC, mark it as loaded so everything
  53           works OK */
  54        chip->asic_loaded = TRUE;
  55        chip->input_clock_types = ECHO_CLOCK_BIT_INTERNAL;
  56
  57        err = load_firmware(chip);
  58        if (err < 0)
  59                return err;
  60        chip->bad_board = FALSE;
  61
  62        DE_INIT(("init_hw done\n"));
  63        return err;
  64}
  65
  66
  67
  68static int set_mixer_defaults(struct echoaudio *chip)
  69{
  70        return init_line_levels(chip);
  71}
  72