xref: /linux/sound/pci/echoaudio/layla20.c (revision 04eeb606a8383b306f4bc6991da8231b5f3924b0)
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 <sound/core.h>
56 #include <sound/info.h>
57 #include <sound/control.h>
58 #include <sound/tlv.h>
59 #include <sound/pcm.h>
60 #include <sound/pcm_params.h>
61 #include <sound/asoundef.h>
62 #include <sound/initval.h>
63 #include <sound/rawmidi.h>
64 #include <asm/io.h>
65 #include <linux/atomic.h>
66 #include "echoaudio.h"
67 
68 MODULE_FIRMWARE("ea/layla20_dsp.fw");
69 MODULE_FIRMWARE("ea/layla20_asic.fw");
70 
71 #define FW_LAYLA20_DSP	0
72 #define FW_LAYLA20_ASIC	1
73 
74 static const struct firmware card_fw[] = {
75 	{0, "layla20_dsp.fw"},
76 	{0, "layla20_asic.fw"}
77 };
78 
79 static 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 
85 static 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