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 ECHO24_FAMILY
8#define ECHOCARD_LAYLA24
9#define ECHOCARD_NAME "Layla24"
10#define ECHOCARD_HAS_MONITOR
11#define ECHOCARD_HAS_ASIC
12#define ECHOCARD_HAS_INPUT_NOMINAL_LEVEL
13#define ECHOCARD_HAS_OUTPUT_NOMINAL_LEVEL
14#define ECHOCARD_HAS_SUPER_INTERLEAVE
15#define ECHOCARD_HAS_DIGITAL_IO
16#define ECHOCARD_HAS_DIGITAL_IN_AUTOMUTE
17#define ECHOCARD_HAS_DIGITAL_MODE_SWITCH
18#define ECHOCARD_HAS_EXTERNAL_CLOCK
19#define ECHOCARD_HAS_ADAT 6
20#define ECHOCARD_HAS_STEREO_BIG_ENDIAN32
21#define ECHOCARD_HAS_MIDI
22
23/* Pipe indexes */
24#define PX_ANALOG_OUT 0 /* 8 */
25#define PX_DIGITAL_OUT 8 /* 8 */
26#define PX_ANALOG_IN 16 /* 8 */
27#define PX_DIGITAL_IN 24 /* 8 */
28#define PX_NUM 32
29
30/* Bus indexes */
31#define BX_ANALOG_OUT 0 /* 8 */
32#define BX_DIGITAL_OUT 8 /* 8 */
33#define BX_ANALOG_IN 16 /* 8 */
34#define BX_DIGITAL_IN 24 /* 8 */
35#define BX_NUM 32
36
37
38#include <linux/delay.h>
39#include <linux/init.h>
40#include <linux/interrupt.h>
41#include <linux/pci.h>
42#include <linux/module.h>
43#include <linux/firmware.h>
44#include <linux/slab.h>
45#include <linux/io.h>
46#include <sound/core.h>
47#include <sound/info.h>
48#include <sound/control.h>
49#include <sound/tlv.h>
50#include <sound/pcm.h>
51#include <sound/pcm_params.h>
52#include <sound/asoundef.h>
53#include <sound/initval.h>
54#include <sound/rawmidi.h>
55#include <linux/atomic.h>
56#include "echoaudio.h"
57
58MODULE_FIRMWARE("ea/loader_dsp.fw");
59MODULE_FIRMWARE("ea/layla24_dsp.fw");
60MODULE_FIRMWARE("ea/layla24_1_asic.fw");
61MODULE_FIRMWARE("ea/layla24_2A_asic.fw");
62MODULE_FIRMWARE("ea/layla24_2S_asic.fw");
63
64#define FW_361_LOADER 0
65#define FW_LAYLA24_DSP 1
66#define FW_LAYLA24_1_ASIC 2
67#define FW_LAYLA24_2A_ASIC 3
68#define FW_LAYLA24_2S_ASIC 4
69
70static const struct firmware card_fw[] = {
71 {0, "loader_dsp.fw"},
72 {0, "layla24_dsp.fw"},
73 {0, "layla24_1_asic.fw"},
74 {0, "layla24_2A_asic.fw"},
75 {0, "layla24_2S_asic.fw"}
76};
77
78static const struct pci_device_id snd_echo_ids[] = {
79 {0x1057, 0x3410, 0xECC0, 0x0060, 0, 0, 0}, /* DSP 56361 Layla24 rev.0 */
80 {0,}
81};
82
83static const struct snd_pcm_hardware pcm_hardware_skel = {
84 .info = SNDRV_PCM_INFO_MMAP |
85 SNDRV_PCM_INFO_INTERLEAVED |
86 SNDRV_PCM_INFO_BLOCK_TRANSFER |
87 SNDRV_PCM_INFO_MMAP_VALID |
88 SNDRV_PCM_INFO_PAUSE |
89 SNDRV_PCM_INFO_SYNC_START,
90 .formats = SNDRV_PCM_FMTBIT_U8 |
91 SNDRV_PCM_FMTBIT_S16_LE |
92 SNDRV_PCM_FMTBIT_S24_3LE |
93 SNDRV_PCM_FMTBIT_S32_LE |
94 SNDRV_PCM_FMTBIT_S32_BE,
95 .rates = SNDRV_PCM_RATE_8000_96000,
96 .rate_min = 8000,
97 .rate_max = 100000,
98 .channels_min = 1,
99 .channels_max = 8,
100 .buffer_bytes_max = 262144,
101 .period_bytes_min = 32,
102 .period_bytes_max = 131072,
103 .periods_min = 2,
104 .periods_max = 220,
105 /* One page (4k) contains 512 instructions. I don't know if the hw
106 supports lists longer than this. In this case periods_max=220 is a
107 safe limit to make sure the list never exceeds 512 instructions. */
108};
109
110
111#include "layla24_dsp.c"
112#include "echoaudio_dsp.c"
113#include "echoaudio_gml.c"
114#include "echoaudio.c"
115#include "midi.c"
116

source code of linux/sound/pci/echoaudio/layla24.c