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Linux/sound/pci/echoaudio/darla20.c

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  1 // SPDX-License-Identifier: GPL-2.0-only
  2 /*
  3  *  ALSA driver for Echoaudio soundcards.
  4  *  Copyright (C) 2003-2004 Giuliano Pochini <pochini@shiny.it>
  5  */
  6 
  7 #define ECHOGALS_FAMILY
  8 #define ECHOCARD_DARLA20
  9 #define ECHOCARD_NAME "Darla20"
 10 #define ECHOCARD_HAS_MONITOR
 11 
 12 /* Pipe indexes */
 13 #define PX_ANALOG_OUT   0       /* 8 */
 14 #define PX_DIGITAL_OUT  8       /* 0 */
 15 #define PX_ANALOG_IN    8       /* 2 */
 16 #define PX_DIGITAL_IN   10      /* 0 */
 17 #define PX_NUM          10
 18 
 19 /* Bus indexes */
 20 #define BX_ANALOG_OUT   0       /* 8 */
 21 #define BX_DIGITAL_OUT  8       /* 0 */
 22 #define BX_ANALOG_IN    8       /* 2 */
 23 #define BX_DIGITAL_IN   10      /* 0 */
 24 #define BX_NUM          10
 25 
 26 
 27 #include <linux/delay.h>
 28 #include <linux/init.h>
 29 #include <linux/interrupt.h>
 30 #include <linux/pci.h>
 31 #include <linux/module.h>
 32 #include <linux/firmware.h>
 33 #include <linux/slab.h>
 34 #include <linux/io.h>
 35 #include <sound/core.h>
 36 #include <sound/info.h>
 37 #include <sound/control.h>
 38 #include <sound/tlv.h>
 39 #include <sound/pcm.h>
 40 #include <sound/pcm_params.h>
 41 #include <sound/asoundef.h>
 42 #include <sound/initval.h>
 43 #include <linux/atomic.h>
 44 #include "echoaudio.h"
 45 
 46 MODULE_FIRMWARE("ea/darla20_dsp.fw");
 47 
 48 #define FW_DARLA20_DSP  0
 49 
 50 static const struct firmware card_fw[] = {
 51         {0, "darla20_dsp.fw"}
 52 };
 53 
 54 static const struct pci_device_id snd_echo_ids[] = {
 55         {0x1057, 0x1801, 0xECC0, 0x0010, 0, 0, 0},      /* DSP 56301 Darla20 rev.0 */
 56         {0,}
 57 };
 58 
 59 static struct snd_pcm_hardware pcm_hardware_skel = {
 60         .info = SNDRV_PCM_INFO_MMAP |
 61                 SNDRV_PCM_INFO_INTERLEAVED |
 62                 SNDRV_PCM_INFO_BLOCK_TRANSFER |
 63                 SNDRV_PCM_INFO_MMAP_VALID |
 64                 SNDRV_PCM_INFO_PAUSE |
 65                 SNDRV_PCM_INFO_SYNC_START,
 66         .formats =      SNDRV_PCM_FMTBIT_U8 |
 67                         SNDRV_PCM_FMTBIT_S16_LE |
 68                         SNDRV_PCM_FMTBIT_S24_3LE |
 69                         SNDRV_PCM_FMTBIT_S32_LE |
 70                         SNDRV_PCM_FMTBIT_S32_BE,
 71         .rates = SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_48000,
 72         .rate_min = 44100,
 73         .rate_max = 48000,
 74         .channels_min = 1,
 75         .channels_max = 2,
 76         .buffer_bytes_max = 262144,
 77         .period_bytes_min = 32,
 78         .period_bytes_max = 131072,
 79         .periods_min = 2,
 80         .periods_max = 220,
 81         /* One page (4k) contains 512 instructions. I don't know if the hw
 82         supports lists longer than this. In this case periods_max=220 is a
 83         safe limit to make sure the list never exceeds 512 instructions. */
 84 };
 85 
 86 
 87 #include "darla20_dsp.c"
 88 #include "echoaudio_dsp.c"
 89 #include "echoaudio.c"
 90 

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