darla24.c (2527B)
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 50MODULE_FIRMWARE("ea/darla24_dsp.fw"); 51 52#define FW_DARLA24_DSP 0 53 54static const struct firmware card_fw[] = { 55 {0, "darla24_dsp.fw"} 56}; 57 58static 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 64static const 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"