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Linux/sound/pci/echoaudio/gina20.c

  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_GINA20
 21 #define ECHOCARD_NAME "Gina20"
 22 #define ECHOCARD_HAS_MONITOR
 23 #define ECHOCARD_HAS_INPUT_GAIN
 24 #define ECHOCARD_HAS_DIGITAL_IO
 25 #define ECHOCARD_HAS_EXTERNAL_CLOCK
 26 #define ECHOCARD_HAS_ADAT       FALSE
 27 
 28 /* Pipe indexes */
 29 #define PX_ANALOG_OUT   0       /* 8 */
 30 #define PX_DIGITAL_OUT  8       /* 2 */
 31 #define PX_ANALOG_IN    10      /* 2 */
 32 #define PX_DIGITAL_IN   12      /* 2 */
 33 #define PX_NUM          14
 34 
 35 /* Bus indexes */
 36 #define BX_ANALOG_OUT   0       /* 8 */
 37 #define BX_DIGITAL_OUT  8       /* 2 */
 38 #define BX_ANALOG_IN    10      /* 2 */
 39 #define BX_DIGITAL_IN   12      /* 2 */
 40 #define BX_NUM          14
 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/module.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 <linux/atomic.h>
 60 #include "echoaudio.h"
 61 
 62 MODULE_FIRMWARE("ea/gina20_dsp.fw");
 63 
 64 #define FW_GINA20_DSP   0
 65 
 66 static const struct firmware card_fw[] = {
 67         {0, "gina20_dsp.fw"}
 68 };
 69 
 70 static const struct pci_device_id snd_echo_ids[] = {
 71         {0x1057, 0x1801, 0xECC0, 0x0020, 0, 0, 0},      /* DSP 56301 Gina20 rev.0 */
 72         {0,}
 73 };
 74 
 75 static struct snd_pcm_hardware pcm_hardware_skel = {
 76         .info = SNDRV_PCM_INFO_MMAP |
 77                 SNDRV_PCM_INFO_INTERLEAVED |
 78                 SNDRV_PCM_INFO_BLOCK_TRANSFER |
 79                 SNDRV_PCM_INFO_MMAP_VALID |
 80                 SNDRV_PCM_INFO_PAUSE |
 81                 SNDRV_PCM_INFO_SYNC_START,
 82         .formats =      SNDRV_PCM_FMTBIT_U8 |
 83                         SNDRV_PCM_FMTBIT_S16_LE |
 84                         SNDRV_PCM_FMTBIT_S24_3LE |
 85                         SNDRV_PCM_FMTBIT_S32_LE |
 86                         SNDRV_PCM_FMTBIT_S32_BE,
 87         .rates = SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_48000,
 88         .rate_min = 44100,
 89         .rate_max = 48000,
 90         .channels_min = 1,
 91         .channels_max = 2,
 92         .buffer_bytes_max = 262144,
 93         .period_bytes_min = 32,
 94         .period_bytes_max = 131072,
 95         .periods_min = 2,
 96         .periods_max = 220,
 97         /* One page (4k) contains 512 instructions. I don't know if the hw
 98         supports lists longer than this. In this case periods_max=220 is a
 99         safe limit to make sure the list never exceeds 512 instructions. */
100 };
101 
102 
103 #include "gina20_dsp.c"
104 #include "echoaudio_dsp.c"
105 #include "echoaudio.c"
106 

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