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