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
 56MODULE_FIRMWARE("ea/layla20_dsp.fw");
 57MODULE_FIRMWARE("ea/layla20_asic.fw");
 58
 59#define FW_LAYLA20_DSP	0
 60#define FW_LAYLA20_ASIC	1
 61
 62static const struct firmware card_fw[] = {
 63	{0, "layla20_dsp.fw"},
 64	{0, "layla20_asic.fw"}
 65};
 66
 67static 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
 73static const 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"