linux/sound/pci/echoaudio/layla20.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_LAYLA20
  21#define ECHOCARD_NAME "Layla20"
  22#define ECHOCARD_HAS_MONITOR
  23#define ECHOCARD_HAS_ASIC
  24#define ECHOCARD_HAS_INPUT_GAIN
  25#define ECHOCARD_HAS_OUTPUT_NOMINAL_LEVEL
  26#define ECHOCARD_HAS_SUPER_INTERLEAVE
  27#define ECHOCARD_HAS_DIGITAL_IO
  28#define ECHOCARD_HAS_EXTERNAL_CLOCK
  29#define ECHOCARD_HAS_ADAT       FALSE
  30#define ECHOCARD_HAS_OUTPUT_CLOCK_SWITCH
  31#define ECHOCARD_HAS_MIDI
  32
  33/* Pipe indexes */
  34#define PX_ANALOG_OUT   0       /* 10 */
  35#define PX_DIGITAL_OUT  10      /*  2 */
  36#define PX_ANALOG_IN    12      /*  8 */
  37#define PX_DIGITAL_IN   20      /*  2 */
  38#define PX_NUM          22
  39
  40/* Bus indexes */
  41#define BX_ANALOG_OUT   0       /* 10 */
  42#define BX_DIGITAL_OUT  10      /*  2 */
  43#define BX_ANALOG_IN    12      /*  8 */
  44#define BX_DIGITAL_IN   20      /*  2 */
  45#define BX_NUM          22
  46
  47
  48#include <linux/delay.h>
  49#include <linux/init.h>
  50#include <linux/interrupt.h>
  51#include <linux/pci.h>
  52#include <linux/moduleparam.h>
  53#include <linux/firmware.h>
  54#include <linux/slab.h>
  55#include <sound/core.h>
  56#include <sound/info.h>
  57#include <sound/control.h>
  58#include <sound/tlv.h>
  59#include <sound/pcm.h>
  60#include <sound/pcm_params.h>
  61#include <sound/asoundef.h>
  62#include <sound/initval.h>
  63#include <sound/rawmidi.h>
  64#include <asm/io.h>
  65#include <asm/atomic.h>
  66#include "echoaudio.h"
  67
  68MODULE_FIRMWARE("ea/layla20_dsp.fw");
  69MODULE_FIRMWARE("ea/layla20_asic.fw");
  70
  71#define FW_LAYLA20_DSP  0
  72#define FW_LAYLA20_ASIC 1
  73
  74static const struct firmware card_fw[] = {
  75        {0, "layla20_dsp.fw"},
  76        {0, "layla20_asic.fw"}
  77};
  78
  79static DEFINE_PCI_DEVICE_TABLE(snd_echo_ids) = {
  80        {0x1057, 0x1801, 0xECC0, 0x0030, 0, 0, 0},      /* DSP 56301 Layla20 rev.0 */
  81        {0x1057, 0x1801, 0xECC0, 0x0031, 0, 0, 0},      /* DSP 56301 Layla20 rev.1 */
  82        {0,}
  83};
  84
  85static struct snd_pcm_hardware pcm_hardware_skel = {
  86        .info = SNDRV_PCM_INFO_MMAP |
  87                SNDRV_PCM_INFO_INTERLEAVED |
  88                SNDRV_PCM_INFO_BLOCK_TRANSFER |
  89                SNDRV_PCM_INFO_MMAP_VALID |
  90                SNDRV_PCM_INFO_PAUSE |
  91                SNDRV_PCM_INFO_SYNC_START,
  92        .formats =      SNDRV_PCM_FMTBIT_U8 |
  93                        SNDRV_PCM_FMTBIT_S16_LE |
  94                        SNDRV_PCM_FMTBIT_S24_3LE |
  95                        SNDRV_PCM_FMTBIT_S32_LE |
  96                        SNDRV_PCM_FMTBIT_S32_BE,
  97        .rates = SNDRV_PCM_RATE_8000_48000 | SNDRV_PCM_RATE_CONTINUOUS,
  98        .rate_min = 8000,
  99        .rate_max = 50000,
 100        .channels_min = 1,
 101        .channels_max = 10,
 102        .buffer_bytes_max = 262144,
 103        .period_bytes_min = 32,
 104        .period_bytes_max = 131072,
 105        .periods_min = 2,
 106        .periods_max = 220,
 107        /* One page (4k) contains 512 instructions. I don't know if the hw
 108        supports lists longer than this. In this case periods_max=220 is a
 109        safe limit to make sure the list never exceeds 512 instructions. */
 110};
 111
 112#include "layla20_dsp.c"
 113#include "echoaudio_dsp.c"
 114#include "echoaudio.c"
 115#include "midi.c"
 116