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_DARLA20
21#define ECHOCARD_NAME "Darla20"
22#define ECHOCARD_HAS_MONITOR
23
24/* Pipe indexes */
25#define PX_ANALOG_OUT	0	/* 8 */
26#define PX_DIGITAL_OUT	8	/* 0 */
27#define PX_ANALOG_IN	8	/* 2 */
28#define PX_DIGITAL_IN	10	/* 0 */
29#define PX_NUM		10
30
31/* Bus indexes */
32#define BX_ANALOG_OUT	0	/* 8 */
33#define BX_DIGITAL_OUT	8	/* 0 */
34#define BX_ANALOG_IN	8	/* 2 */
35#define BX_DIGITAL_IN	10	/* 0 */
36#define BX_NUM		10
37
38
39#include <linux/delay.h>
40#include <linux/init.h>
41#include <linux/interrupt.h>
42#include <linux/pci.h>
43#include <linux/module.h>
44#include <linux/firmware.h>
45#include <linux/slab.h>
46#include <linux/io.h>
47#include <sound/core.h>
48#include <sound/info.h>
49#include <sound/control.h>
50#include <sound/tlv.h>
51#include <sound/pcm.h>
52#include <sound/pcm_params.h>
53#include <sound/asoundef.h>
54#include <sound/initval.h>
55#include <linux/atomic.h>
56#include "echoaudio.h"
57
58MODULE_FIRMWARE("ea/darla20_dsp.fw");
59
60#define FW_DARLA20_DSP	0
61
62static const struct firmware card_fw[] = {
63	{0, "darla20_dsp.fw"}
64};
65
66static const struct pci_device_id snd_echo_ids[] = {
67	{0x1057, 0x1801, 0xECC0, 0x0010, 0, 0, 0},	/* DSP 56301 Darla20 rev.0 */
68	{0,}
69};
70
71static struct snd_pcm_hardware pcm_hardware_skel = {
72	.info = SNDRV_PCM_INFO_MMAP |
73		SNDRV_PCM_INFO_INTERLEAVED |
74		SNDRV_PCM_INFO_BLOCK_TRANSFER |
75		SNDRV_PCM_INFO_MMAP_VALID |
76		SNDRV_PCM_INFO_PAUSE |
77		SNDRV_PCM_INFO_SYNC_START,
78	.formats =	SNDRV_PCM_FMTBIT_U8 |
79			SNDRV_PCM_FMTBIT_S16_LE |
80			SNDRV_PCM_FMTBIT_S24_3LE |
81			SNDRV_PCM_FMTBIT_S32_LE |
82			SNDRV_PCM_FMTBIT_S32_BE,
83	.rates = SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_48000,
84	.rate_min = 44100,
85	.rate_max = 48000,
86	.channels_min = 1,
87	.channels_max = 2,
88	.buffer_bytes_max = 262144,
89	.period_bytes_min = 32,
90	.period_bytes_max = 131072,
91	.periods_min = 2,
92	.periods_max = 220,
93	/* One page (4k) contains 512 instructions. I don't know if the hw
94	supports lists longer than this. In this case periods_max=220 is a
95	safe limit to make sure the list never exceeds 512 instructions. */
96};
97
98
99#include "darla20_dsp.c"
100#include "echoaudio_dsp.c"
101#include "echoaudio.c"
102