linux/sound/pci/echoaudio/darla24.c
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   1/*
   2 *  ALSA driver for Echoaudio soundcards.
   3 *  Copyright (C) 2003-2004 Giuliano Pochini <pochini@shiny.it>
   4 *
   5 *  This program is free software; you can redistribute it and/or modify
   6 *  it under the terms of the GNU General Public License as published by
   7 *  the Free Software Foundation; version 2 of the License.
   8 *
   9 *  This program is distributed in the hope that it will be useful,
  10 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 *  GNU General Public License for more details.
  13 *
  14 *  You should have received a copy of the GNU General Public License
  15 *  along with this program; if not, write to the Free Software
  16 *  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  17 */
  18
  19#define ECHOGALS_FAMILY
  20#define ECHOCARD_DARLA24
  21#define ECHOCARD_NAME "Darla24"
  22#define ECHOCARD_HAS_MONITOR
  23#define ECHOCARD_HAS_INPUT_NOMINAL_LEVEL
  24#define ECHOCARD_HAS_OUTPUT_NOMINAL_LEVEL
  25#define ECHOCARD_HAS_EXTERNAL_CLOCK
  26#define ECHOCARD_HAS_SUPER_INTERLEAVE
  27
  28/* Pipe indexes */
  29#define PX_ANALOG_OUT   0       /* 8 */
  30#define PX_DIGITAL_OUT  8       /* 0 */
  31#define PX_ANALOG_IN    8       /* 2 */
  32#define PX_DIGITAL_IN   10      /* 0 */
  33#define PX_NUM          10
  34
  35/* Bus indexes */
  36#define BX_ANALOG_OUT   0       /* 8 */
  37#define BX_DIGITAL_OUT  8       /* 0 */
  38#define BX_ANALOG_IN    8       /* 2 */
  39#define BX_DIGITAL_IN   10      /* 0 */
  40#define BX_NUM          10
  41
  42
  43#include <linux/delay.h>
  44#include <linux/init.h>
  45#include <linux/interrupt.h>
  46#include <linux/pci.h>
  47#include <linux/moduleparam.h>
  48#include <linux/firmware.h>
  49#include <linux/slab.h>
  50#include <sound/core.h>
  51#include <sound/info.h>
  52#include <sound/control.h>
  53#include <sound/tlv.h>
  54#include <sound/pcm.h>
  55#include <sound/pcm_params.h>
  56#include <sound/asoundef.h>
  57#include <sound/initval.h>
  58#include <asm/io.h>
  59#include <asm/atomic.h>
  60#include "echoaudio.h"
  61
  62MODULE_FIRMWARE("ea/darla24_dsp.fw");
  63
  64#define FW_DARLA24_DSP  0
  65
  66static const struct firmware card_fw[] = {
  67        {0, "darla24_dsp.fw"}
  68};
  69
  70static DEFINE_PCI_DEVICE_TABLE(snd_echo_ids) = {
  71        {0x1057, 0x1801, 0xECC0, 0x0040, 0, 0, 0},      /* DSP 56301 Darla24 rev.0 */
  72        {0x1057, 0x1801, 0xECC0, 0x0041, 0, 0, 0},      /* DSP 56301 Darla24 rev.1 */
  73        {0,}
  74};
  75
  76static struct snd_pcm_hardware pcm_hardware_skel = {
  77        .info = SNDRV_PCM_INFO_MMAP |
  78                SNDRV_PCM_INFO_INTERLEAVED |
  79                SNDRV_PCM_INFO_BLOCK_TRANSFER |
  80                SNDRV_PCM_INFO_MMAP_VALID |
  81                SNDRV_PCM_INFO_PAUSE |
  82                SNDRV_PCM_INFO_SYNC_START,
  83        .formats =      SNDRV_PCM_FMTBIT_U8 |
  84                        SNDRV_PCM_FMTBIT_S16_LE |
  85                        SNDRV_PCM_FMTBIT_S24_3LE |
  86                        SNDRV_PCM_FMTBIT_S32_LE |
  87                        SNDRV_PCM_FMTBIT_S32_BE,
  88        .rates =        SNDRV_PCM_RATE_8000_48000 |
  89                        SNDRV_PCM_RATE_88200 |
  90                        SNDRV_PCM_RATE_96000,
  91        .rate_min = 8000,
  92        .rate_max = 96000,
  93        .channels_min = 1,
  94        .channels_max = 8,
  95        .buffer_bytes_max = 262144,
  96        .period_bytes_min = 32,
  97        .period_bytes_max = 131072,
  98        .periods_min = 2,
  99        .periods_max = 220,
 100        /* One page (4k) contains 512 instructions. I don't know if the hw
 101        supports lists longer than this. In this case periods_max=220 is a
 102        safe limit to make sure the list never exceeds 512 instructions. */
 103};
 104
 105
 106#include "darla24_dsp.c"
 107#include "echoaudio_dsp.c"
 108#include "echoaudio.c"
 109