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" 104