1*4882a593Smuzhiyun // SPDX-License-Identifier: GPL-2.0-only 2*4882a593Smuzhiyun /* 3*4882a593Smuzhiyun * ALSA driver for Echoaudio soundcards. 4*4882a593Smuzhiyun * Copyright (C) 2003-2004 Giuliano Pochini <pochini@shiny.it> 5*4882a593Smuzhiyun */ 6*4882a593Smuzhiyun 7*4882a593Smuzhiyun #define ECHOGALS_FAMILY 8*4882a593Smuzhiyun #define ECHOCARD_DARLA24 9*4882a593Smuzhiyun #define ECHOCARD_NAME "Darla24" 10*4882a593Smuzhiyun #define ECHOCARD_HAS_MONITOR 11*4882a593Smuzhiyun #define ECHOCARD_HAS_INPUT_NOMINAL_LEVEL 12*4882a593Smuzhiyun #define ECHOCARD_HAS_OUTPUT_NOMINAL_LEVEL 13*4882a593Smuzhiyun #define ECHOCARD_HAS_EXTERNAL_CLOCK 14*4882a593Smuzhiyun #define ECHOCARD_HAS_SUPER_INTERLEAVE 15*4882a593Smuzhiyun 16*4882a593Smuzhiyun /* Pipe indexes */ 17*4882a593Smuzhiyun #define PX_ANALOG_OUT 0 /* 8 */ 18*4882a593Smuzhiyun #define PX_DIGITAL_OUT 8 /* 0 */ 19*4882a593Smuzhiyun #define PX_ANALOG_IN 8 /* 2 */ 20*4882a593Smuzhiyun #define PX_DIGITAL_IN 10 /* 0 */ 21*4882a593Smuzhiyun #define PX_NUM 10 22*4882a593Smuzhiyun 23*4882a593Smuzhiyun /* Bus indexes */ 24*4882a593Smuzhiyun #define BX_ANALOG_OUT 0 /* 8 */ 25*4882a593Smuzhiyun #define BX_DIGITAL_OUT 8 /* 0 */ 26*4882a593Smuzhiyun #define BX_ANALOG_IN 8 /* 2 */ 27*4882a593Smuzhiyun #define BX_DIGITAL_IN 10 /* 0 */ 28*4882a593Smuzhiyun #define BX_NUM 10 29*4882a593Smuzhiyun 30*4882a593Smuzhiyun 31*4882a593Smuzhiyun #include <linux/delay.h> 32*4882a593Smuzhiyun #include <linux/init.h> 33*4882a593Smuzhiyun #include <linux/interrupt.h> 34*4882a593Smuzhiyun #include <linux/pci.h> 35*4882a593Smuzhiyun #include <linux/module.h> 36*4882a593Smuzhiyun #include <linux/firmware.h> 37*4882a593Smuzhiyun #include <linux/slab.h> 38*4882a593Smuzhiyun #include <linux/io.h> 39*4882a593Smuzhiyun #include <sound/core.h> 40*4882a593Smuzhiyun #include <sound/info.h> 41*4882a593Smuzhiyun #include <sound/control.h> 42*4882a593Smuzhiyun #include <sound/tlv.h> 43*4882a593Smuzhiyun #include <sound/pcm.h> 44*4882a593Smuzhiyun #include <sound/pcm_params.h> 45*4882a593Smuzhiyun #include <sound/asoundef.h> 46*4882a593Smuzhiyun #include <sound/initval.h> 47*4882a593Smuzhiyun #include <linux/atomic.h> 48*4882a593Smuzhiyun #include "echoaudio.h" 49*4882a593Smuzhiyun 50*4882a593Smuzhiyun MODULE_FIRMWARE("ea/darla24_dsp.fw"); 51*4882a593Smuzhiyun 52*4882a593Smuzhiyun #define FW_DARLA24_DSP 0 53*4882a593Smuzhiyun 54*4882a593Smuzhiyun static const struct firmware card_fw[] = { 55*4882a593Smuzhiyun {0, "darla24_dsp.fw"} 56*4882a593Smuzhiyun }; 57*4882a593Smuzhiyun 58*4882a593Smuzhiyun static const struct pci_device_id snd_echo_ids[] = { 59*4882a593Smuzhiyun {0x1057, 0x1801, 0xECC0, 0x0040, 0, 0, 0}, /* DSP 56301 Darla24 rev.0 */ 60*4882a593Smuzhiyun {0x1057, 0x1801, 0xECC0, 0x0041, 0, 0, 0}, /* DSP 56301 Darla24 rev.1 */ 61*4882a593Smuzhiyun {0,} 62*4882a593Smuzhiyun }; 63*4882a593Smuzhiyun 64*4882a593Smuzhiyun static const struct snd_pcm_hardware pcm_hardware_skel = { 65*4882a593Smuzhiyun .info = SNDRV_PCM_INFO_MMAP | 66*4882a593Smuzhiyun SNDRV_PCM_INFO_INTERLEAVED | 67*4882a593Smuzhiyun SNDRV_PCM_INFO_BLOCK_TRANSFER | 68*4882a593Smuzhiyun SNDRV_PCM_INFO_MMAP_VALID | 69*4882a593Smuzhiyun SNDRV_PCM_INFO_PAUSE | 70*4882a593Smuzhiyun SNDRV_PCM_INFO_SYNC_START, 71*4882a593Smuzhiyun .formats = SNDRV_PCM_FMTBIT_U8 | 72*4882a593Smuzhiyun SNDRV_PCM_FMTBIT_S16_LE | 73*4882a593Smuzhiyun SNDRV_PCM_FMTBIT_S24_3LE | 74*4882a593Smuzhiyun SNDRV_PCM_FMTBIT_S32_LE | 75*4882a593Smuzhiyun SNDRV_PCM_FMTBIT_S32_BE, 76*4882a593Smuzhiyun .rates = SNDRV_PCM_RATE_8000_48000 | 77*4882a593Smuzhiyun SNDRV_PCM_RATE_88200 | 78*4882a593Smuzhiyun SNDRV_PCM_RATE_96000, 79*4882a593Smuzhiyun .rate_min = 8000, 80*4882a593Smuzhiyun .rate_max = 96000, 81*4882a593Smuzhiyun .channels_min = 1, 82*4882a593Smuzhiyun .channels_max = 8, 83*4882a593Smuzhiyun .buffer_bytes_max = 262144, 84*4882a593Smuzhiyun .period_bytes_min = 32, 85*4882a593Smuzhiyun .period_bytes_max = 131072, 86*4882a593Smuzhiyun .periods_min = 2, 87*4882a593Smuzhiyun .periods_max = 220, 88*4882a593Smuzhiyun /* One page (4k) contains 512 instructions. I don't know if the hw 89*4882a593Smuzhiyun supports lists longer than this. In this case periods_max=220 is a 90*4882a593Smuzhiyun safe limit to make sure the list never exceeds 512 instructions. */ 91*4882a593Smuzhiyun }; 92*4882a593Smuzhiyun 93*4882a593Smuzhiyun 94*4882a593Smuzhiyun #include "darla24_dsp.c" 95*4882a593Smuzhiyun #include "echoaudio_dsp.c" 96*4882a593Smuzhiyun #include "echoaudio.c" 97