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_DARLA20
9#define ECHOCARD_NAME "Darla20"
10#define ECHOCARD_HAS_MONITOR
11
12/* Pipe indexes */
13#define PX_ANALOG_OUT	0	/* 8 */
14#define PX_DIGITAL_OUT	8	/* 0 */
15#define PX_ANALOG_IN	8	/* 2 */
16#define PX_DIGITAL_IN	10	/* 0 */
17#define PX_NUM		10
18
19/* Bus indexes */
20#define BX_ANALOG_OUT	0	/* 8 */
21#define BX_DIGITAL_OUT	8	/* 0 */
22#define BX_ANALOG_IN	8	/* 2 */
23#define BX_DIGITAL_IN	10	/* 0 */
24#define BX_NUM		10
25
26
27#include <linux/delay.h>
28#include <linux/init.h>
29#include <linux/interrupt.h>
30#include <linux/pci.h>
31#include <linux/module.h>
32#include <linux/firmware.h>
33#include <linux/slab.h>
34#include <linux/io.h>
35#include <sound/core.h>
36#include <sound/info.h>
37#include <sound/control.h>
38#include <sound/tlv.h>
39#include <sound/pcm.h>
40#include <sound/pcm_params.h>
41#include <sound/asoundef.h>
42#include <sound/initval.h>
43#include <linux/atomic.h>
44#include "echoaudio.h"
45
46MODULE_FIRMWARE("ea/darla20_dsp.fw");
47
48#define FW_DARLA20_DSP	0
49
50static const struct firmware card_fw[] = {
51	{0, "darla20_dsp.fw"}
52};
53
54static const struct pci_device_id snd_echo_ids[] = {
55	{0x1057, 0x1801, 0xECC0, 0x0010, 0, 0, 0},	/* DSP 56301 Darla20 rev.0 */
56	{0,}
57};
58
59static const struct snd_pcm_hardware pcm_hardware_skel = {
60	.info = SNDRV_PCM_INFO_MMAP |
61		SNDRV_PCM_INFO_INTERLEAVED |
62		SNDRV_PCM_INFO_BLOCK_TRANSFER |
63		SNDRV_PCM_INFO_MMAP_VALID |
64		SNDRV_PCM_INFO_PAUSE |
65		SNDRV_PCM_INFO_SYNC_START,
66	.formats =	SNDRV_PCM_FMTBIT_U8 |
67			SNDRV_PCM_FMTBIT_S16_LE |
68			SNDRV_PCM_FMTBIT_S24_3LE |
69			SNDRV_PCM_FMTBIT_S32_LE |
70			SNDRV_PCM_FMTBIT_S32_BE,
71	.rates = SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_48000,
72	.rate_min = 44100,
73	.rate_max = 48000,
74	.channels_min = 1,
75	.channels_max = 2,
76	.buffer_bytes_max = 262144,
77	.period_bytes_min = 32,
78	.period_bytes_max = 131072,
79	.periods_min = 2,
80	.periods_max = 220,
81	/* One page (4k) contains 512 instructions. I don't know if the hw
82	supports lists longer than this. In this case periods_max=220 is a
83	safe limit to make sure the list never exceeds 512 instructions. */
84};
85
86
87#include "darla20_dsp.c"
88#include "echoaudio_dsp.c"
89#include "echoaudio.c"
90