root/sound/pci/echoaudio/darla24.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_DARLA24
   9 #define ECHOCARD_NAME "Darla24"
  10 #define ECHOCARD_HAS_MONITOR
  11 #define ECHOCARD_HAS_INPUT_NOMINAL_LEVEL
  12 #define ECHOCARD_HAS_OUTPUT_NOMINAL_LEVEL
  13 #define ECHOCARD_HAS_EXTERNAL_CLOCK
  14 #define ECHOCARD_HAS_SUPER_INTERLEAVE
  15 
  16 /* Pipe indexes */
  17 #define PX_ANALOG_OUT   0       /* 8 */
  18 #define PX_DIGITAL_OUT  8       /* 0 */
  19 #define PX_ANALOG_IN    8       /* 2 */
  20 #define PX_DIGITAL_IN   10      /* 0 */
  21 #define PX_NUM          10
  22 
  23 /* Bus indexes */
  24 #define BX_ANALOG_OUT   0       /* 8 */
  25 #define BX_DIGITAL_OUT  8       /* 0 */
  26 #define BX_ANALOG_IN    8       /* 2 */
  27 #define BX_DIGITAL_IN   10      /* 0 */
  28 #define BX_NUM          10
  29 
  30 
  31 #include <linux/delay.h>
  32 #include <linux/init.h>
  33 #include <linux/interrupt.h>
  34 #include <linux/pci.h>
  35 #include <linux/module.h>
  36 #include <linux/firmware.h>
  37 #include <linux/slab.h>
  38 #include <linux/io.h>
  39 #include <sound/core.h>
  40 #include <sound/info.h>
  41 #include <sound/control.h>
  42 #include <sound/tlv.h>
  43 #include <sound/pcm.h>
  44 #include <sound/pcm_params.h>
  45 #include <sound/asoundef.h>
  46 #include <sound/initval.h>
  47 #include <linux/atomic.h>
  48 #include "echoaudio.h"
  49 
  50 MODULE_FIRMWARE("ea/darla24_dsp.fw");
  51 
  52 #define FW_DARLA24_DSP  0
  53 
  54 static const struct firmware card_fw[] = {
  55         {0, "darla24_dsp.fw"}
  56 };
  57 
  58 static const struct pci_device_id snd_echo_ids[] = {
  59         {0x1057, 0x1801, 0xECC0, 0x0040, 0, 0, 0},      /* DSP 56301 Darla24 rev.0 */
  60         {0x1057, 0x1801, 0xECC0, 0x0041, 0, 0, 0},      /* DSP 56301 Darla24 rev.1 */
  61         {0,}
  62 };
  63 
  64 static struct snd_pcm_hardware pcm_hardware_skel = {
  65         .info = SNDRV_PCM_INFO_MMAP |
  66                 SNDRV_PCM_INFO_INTERLEAVED |
  67                 SNDRV_PCM_INFO_BLOCK_TRANSFER |
  68                 SNDRV_PCM_INFO_MMAP_VALID |
  69                 SNDRV_PCM_INFO_PAUSE |
  70                 SNDRV_PCM_INFO_SYNC_START,
  71         .formats =      SNDRV_PCM_FMTBIT_U8 |
  72                         SNDRV_PCM_FMTBIT_S16_LE |
  73                         SNDRV_PCM_FMTBIT_S24_3LE |
  74                         SNDRV_PCM_FMTBIT_S32_LE |
  75                         SNDRV_PCM_FMTBIT_S32_BE,
  76         .rates =        SNDRV_PCM_RATE_8000_48000 |
  77                         SNDRV_PCM_RATE_88200 |
  78                         SNDRV_PCM_RATE_96000,
  79         .rate_min = 8000,
  80         .rate_max = 96000,
  81         .channels_min = 1,
  82         .channels_max = 8,
  83         .buffer_bytes_max = 262144,
  84         .period_bytes_min = 32,
  85         .period_bytes_max = 131072,
  86         .periods_min = 2,
  87         .periods_max = 220,
  88         /* One page (4k) contains 512 instructions. I don't know if the hw
  89         supports lists longer than this. In this case periods_max=220 is a
  90         safe limit to make sure the list never exceeds 512 instructions. */
  91 };
  92 
  93 
  94 #include "darla24_dsp.c"
  95 #include "echoaudio_dsp.c"
  96 #include "echoaudio.c"