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"
104