1/*
2 *  ALSA driver for Echoaudio soundcards.
3 *  Copyright (C) 2003-2004 Giuliano Pochini <pochini@shiny.it>
4 *
5 *  This program is free software; you can redistribute it and/or modify
6 *  it under the terms of the GNU General Public License as published by
7 *  the Free Software Foundation; version 2 of the License.
8 *
9 *  This program is distributed in the hope that it will be useful,
10 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
11 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
12 *  GNU General Public License for more details.
13 *
14 *  You should have received a copy of the GNU General Public License
15 *  along with this program; if not, write to the Free Software
16 *  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
17 */
18
19#define ECHO24_FAMILY
20#define ECHOCARD_LAYLA24
21#define ECHOCARD_NAME "Layla24"
22#define ECHOCARD_HAS_MONITOR
23#define ECHOCARD_HAS_ASIC
24#define ECHOCARD_HAS_INPUT_NOMINAL_LEVEL
25#define ECHOCARD_HAS_OUTPUT_NOMINAL_LEVEL
26#define ECHOCARD_HAS_SUPER_INTERLEAVE
27#define ECHOCARD_HAS_DIGITAL_IO
28#define ECHOCARD_HAS_DIGITAL_IN_AUTOMUTE
29#define ECHOCARD_HAS_DIGITAL_MODE_SWITCH
30#define ECHOCARD_HAS_EXTERNAL_CLOCK
31#define ECHOCARD_HAS_ADAT	6
32#define ECHOCARD_HAS_STEREO_BIG_ENDIAN32
33#define ECHOCARD_HAS_MIDI
34
35/* Pipe indexes */
36#define PX_ANALOG_OUT	0	/* 8 */
37#define PX_DIGITAL_OUT	8	/* 8 */
38#define PX_ANALOG_IN	16	/* 8 */
39#define PX_DIGITAL_IN	24	/* 8 */
40#define PX_NUM		32
41
42/* Bus indexes */
43#define BX_ANALOG_OUT	0	/* 8 */
44#define BX_DIGITAL_OUT	8	/* 8 */
45#define BX_ANALOG_IN	16	/* 8 */
46#define BX_DIGITAL_IN	24	/* 8 */
47#define BX_NUM		32
48
49
50#include <linux/delay.h>
51#include <linux/init.h>
52#include <linux/interrupt.h>
53#include <linux/pci.h>
54#include <linux/module.h>
55#include <linux/firmware.h>
56#include <linux/slab.h>
57#include <linux/io.h>
58#include <sound/core.h>
59#include <sound/info.h>
60#include <sound/control.h>
61#include <sound/tlv.h>
62#include <sound/pcm.h>
63#include <sound/pcm_params.h>
64#include <sound/asoundef.h>
65#include <sound/initval.h>
66#include <sound/rawmidi.h>
67#include <linux/atomic.h>
68#include "echoaudio.h"
69
70MODULE_FIRMWARE("ea/loader_dsp.fw");
71MODULE_FIRMWARE("ea/layla24_dsp.fw");
72MODULE_FIRMWARE("ea/layla24_1_asic.fw");
73MODULE_FIRMWARE("ea/layla24_2A_asic.fw");
74MODULE_FIRMWARE("ea/layla24_2S_asic.fw");
75
76#define FW_361_LOADER		0
77#define FW_LAYLA24_DSP		1
78#define FW_LAYLA24_1_ASIC	2
79#define FW_LAYLA24_2A_ASIC	3
80#define FW_LAYLA24_2S_ASIC	4
81
82static const struct firmware card_fw[] = {
83	{0, "loader_dsp.fw"},
84	{0, "layla24_dsp.fw"},
85	{0, "layla24_1_asic.fw"},
86	{0, "layla24_2A_asic.fw"},
87	{0, "layla24_2S_asic.fw"}
88};
89
90static const struct pci_device_id snd_echo_ids[] = {
91	{0x1057, 0x3410, 0xECC0, 0x0060, 0, 0, 0},	/* DSP 56361 Layla24 rev.0 */
92	{0,}
93};
94
95static struct snd_pcm_hardware pcm_hardware_skel = {
96	.info = SNDRV_PCM_INFO_MMAP |
97		SNDRV_PCM_INFO_INTERLEAVED |
98		SNDRV_PCM_INFO_BLOCK_TRANSFER |
99		SNDRV_PCM_INFO_MMAP_VALID |
100		SNDRV_PCM_INFO_PAUSE |
101		SNDRV_PCM_INFO_SYNC_START,
102	.formats =	SNDRV_PCM_FMTBIT_U8 |
103			SNDRV_PCM_FMTBIT_S16_LE |
104			SNDRV_PCM_FMTBIT_S24_3LE |
105			SNDRV_PCM_FMTBIT_S32_LE |
106			SNDRV_PCM_FMTBIT_S32_BE,
107	.rates =	SNDRV_PCM_RATE_8000_96000,
108	.rate_min = 8000,
109	.rate_max = 100000,
110	.channels_min = 1,
111	.channels_max = 8,
112	.buffer_bytes_max = 262144,
113	.period_bytes_min = 32,
114	.period_bytes_max = 131072,
115	.periods_min = 2,
116	.periods_max = 220,
117	/* One page (4k) contains 512 instructions. I don't know if the hw
118	supports lists longer than this. In this case periods_max=220 is a
119	safe limit to make sure the list never exceeds 512 instructions. */
120};
121
122
123#include "layla24_dsp.c"
124#include "echoaudio_dsp.c"
125#include "echoaudio_gml.c"
126#include "echoaudio.c"
127#include "midi.c"
128