linux/sound/pci/echoaudio/darla20.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_DARLA20
  21#define ECHOCARD_NAME "Darla20"
  22#define ECHOCARD_HAS_MONITOR
  23
  24/* Pipe indexes */
  25#define PX_ANALOG_OUT   0       /* 8 */
  26#define PX_DIGITAL_OUT  8       /* 0 */
  27#define PX_ANALOG_IN    8       /* 2 */
  28#define PX_DIGITAL_IN   10      /* 0 */
  29#define PX_NUM          10
  30
  31/* Bus indexes */
  32#define BX_ANALOG_OUT   0       /* 8 */
  33#define BX_DIGITAL_OUT  8       /* 0 */
  34#define BX_ANALOG_IN    8       /* 2 */
  35#define BX_DIGITAL_IN   10      /* 0 */
  36#define BX_NUM          10
  37
  38
  39#include <linux/delay.h>
  40#include <linux/init.h>
  41#include <linux/interrupt.h>
  42#include <linux/pci.h>
  43#include <linux/moduleparam.h>
  44#include <linux/firmware.h>
  45#include <linux/slab.h>
  46#include <sound/core.h>
  47#include <sound/info.h>
  48#include <sound/control.h>
  49#include <sound/tlv.h>
  50#include <sound/pcm.h>
  51#include <sound/pcm_params.h>
  52#include <sound/asoundef.h>
  53#include <sound/initval.h>
  54#include <asm/io.h>
  55#include <asm/atomic.h>
  56#include "echoaudio.h"
  57
  58MODULE_FIRMWARE("ea/darla20_dsp.fw");
  59
  60#define FW_DARLA20_DSP  0
  61
  62static const struct firmware card_fw[] = {
  63        {0, "darla20_dsp.fw"}
  64};
  65
  66static DEFINE_PCI_DEVICE_TABLE(snd_echo_ids) = {
  67        {0x1057, 0x1801, 0xECC0, 0x0010, 0, 0, 0},      /* DSP 56301 Darla20 rev.0 */
  68        {0,}
  69};
  70
  71static struct snd_pcm_hardware pcm_hardware_skel = {
  72        .info = SNDRV_PCM_INFO_MMAP |
  73                SNDRV_PCM_INFO_INTERLEAVED |
  74                SNDRV_PCM_INFO_BLOCK_TRANSFER |
  75                SNDRV_PCM_INFO_MMAP_VALID |
  76                SNDRV_PCM_INFO_PAUSE |
  77                SNDRV_PCM_INFO_SYNC_START,
  78        .formats =      SNDRV_PCM_FMTBIT_U8 |
  79                        SNDRV_PCM_FMTBIT_S16_LE |
  80                        SNDRV_PCM_FMTBIT_S24_3LE |
  81                        SNDRV_PCM_FMTBIT_S32_LE |
  82                        SNDRV_PCM_FMTBIT_S32_BE,
  83        .rates = SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_48000,
  84        .rate_min = 44100,
  85        .rate_max = 48000,
  86        .channels_min = 1,
  87        .channels_max = 2,
  88        .buffer_bytes_max = 262144,
  89        .period_bytes_min = 32,
  90        .period_bytes_max = 131072,
  91        .periods_min = 2,
  92        .periods_max = 220,
  93        /* One page (4k) contains 512 instructions. I don't know if the hw
  94        supports lists longer than this. In this case periods_max=220 is a
  95        safe limit to make sure the list never exceeds 512 instructions. */
  96};
  97
  98
  99#include "darla20_dsp.c"
 100#include "echoaudio_dsp.c"
 101#include "echoaudio.c"
 102