sound/pci/echoaudio/darla20.c

   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 const 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"