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 ECHOGALS_FAMILY
20#define ECHOCARD_LAYLA20
21#define ECHOCARD_NAME "Layla20"
22#define ECHOCARD_HAS_MONITOR
23#define ECHOCARD_HAS_ASIC
24#define ECHOCARD_HAS_INPUT_GAIN
25#define ECHOCARD_HAS_OUTPUT_NOMINAL_LEVEL
26#define ECHOCARD_HAS_SUPER_INTERLEAVE
27#define ECHOCARD_HAS_DIGITAL_IO
28#define ECHOCARD_HAS_EXTERNAL_CLOCK
29#define ECHOCARD_HAS_ADAT	false
30#define ECHOCARD_HAS_OUTPUT_CLOCK_SWITCH
31#define ECHOCARD_HAS_MIDI
32
33/* Pipe indexes */
34#define PX_ANALOG_OUT	0	/* 10 */
35#define PX_DIGITAL_OUT	10	/*  2 */
36#define PX_ANALOG_IN	12	/*  8 */
37#define PX_DIGITAL_IN	20	/*  2 */
38#define PX_NUM		22
39
40/* Bus indexes */
41#define BX_ANALOG_OUT	0	/* 10 */
42#define BX_DIGITAL_OUT	10	/*  2 */
43#define BX_ANALOG_IN	12	/*  8 */
44#define BX_DIGITAL_IN	20	/*  2 */
45#define BX_NUM		22
46
47
48#include <linux/delay.h>
49#include <linux/init.h>
50#include <linux/interrupt.h>
51#include <linux/pci.h>
52#include <linux/module.h>
53#include <linux/firmware.h>
54#include <linux/slab.h>
55#include <linux/io.h>
56#include <sound/core.h>
57#include <sound/info.h>
58#include <sound/control.h>
59#include <sound/tlv.h>
60#include <sound/pcm.h>
61#include <sound/pcm_params.h>
62#include <sound/asoundef.h>
63#include <sound/initval.h>
64#include <sound/rawmidi.h>
65#include <linux/atomic.h>
66#include "echoaudio.h"
67
68MODULE_FIRMWARE("ea/layla20_dsp.fw");
69MODULE_FIRMWARE("ea/layla20_asic.fw");
70
71#define FW_LAYLA20_DSP	0
72#define FW_LAYLA20_ASIC	1
73
74static const struct firmware card_fw[] = {
75	{0, "layla20_dsp.fw"},
76	{0, "layla20_asic.fw"}
77};
78
79static const struct pci_device_id snd_echo_ids[] = {
80	{0x1057, 0x1801, 0xECC0, 0x0030, 0, 0, 0},	/* DSP 56301 Layla20 rev.0 */
81	{0x1057, 0x1801, 0xECC0, 0x0031, 0, 0, 0},	/* DSP 56301 Layla20 rev.1 */
82	{0,}
83};
84
85static struct snd_pcm_hardware pcm_hardware_skel = {
86	.info = SNDRV_PCM_INFO_MMAP |
87		SNDRV_PCM_INFO_INTERLEAVED |
88		SNDRV_PCM_INFO_BLOCK_TRANSFER |
89		SNDRV_PCM_INFO_MMAP_VALID |
90		SNDRV_PCM_INFO_PAUSE |
91		SNDRV_PCM_INFO_SYNC_START,
92	.formats =	SNDRV_PCM_FMTBIT_U8 |
93			SNDRV_PCM_FMTBIT_S16_LE |
94			SNDRV_PCM_FMTBIT_S24_3LE |
95			SNDRV_PCM_FMTBIT_S32_LE |
96			SNDRV_PCM_FMTBIT_S32_BE,
97	.rates = SNDRV_PCM_RATE_8000_48000 | SNDRV_PCM_RATE_CONTINUOUS,
98	.rate_min = 8000,
99	.rate_max = 50000,
100	.channels_min = 1,
101	.channels_max = 10,
102	.buffer_bytes_max = 262144,
103	.period_bytes_min = 32,
104	.period_bytes_max = 131072,
105	.periods_min = 2,
106	.periods_max = 220,
107	/* One page (4k) contains 512 instructions. I don't know if the hw
108	supports lists longer than this. In this case periods_max=220 is a
109	safe limit to make sure the list never exceeds 512 instructions. */
110};
111
112#include "layla20_dsp.c"
113#include "echoaudio_dsp.c"
114#include "echoaudio.c"
115#include "midi.c"
116