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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_GINA24
21 #define ECHOCARD_NAME "Gina24"
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 
34 /* Pipe indexes */
35 #define PX_ANALOG_OUT	0	/* 8 */
36 #define PX_DIGITAL_OUT	8	/* 8 */
37 #define PX_ANALOG_IN	16	/* 2 */
38 #define PX_DIGITAL_IN	18	/* 8 */
39 #define PX_NUM		26
40 
41 /* Bus indexes */
42 #define BX_ANALOG_OUT	0	/* 8 */
43 #define BX_DIGITAL_OUT	8	/* 8 */
44 #define BX_ANALOG_IN	16	/* 2 */
45 #define BX_DIGITAL_IN	18	/* 8 */
46 #define BX_NUM		26
47 
48 
49 #include <linux/delay.h>
50 #include <linux/init.h>
51 #include <linux/interrupt.h>
52 #include <linux/pci.h>
53 #include <linux/module.h>
54 #include <linux/firmware.h>
55 #include <linux/slab.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 <asm/io.h>
65 #include <linux/atomic.h>
66 #include "echoaudio.h"
67 
68 MODULE_FIRMWARE("ea/loader_dsp.fw");
69 MODULE_FIRMWARE("ea/gina24_301_dsp.fw");
70 MODULE_FIRMWARE("ea/gina24_361_dsp.fw");
71 MODULE_FIRMWARE("ea/gina24_301_asic.fw");
72 MODULE_FIRMWARE("ea/gina24_361_asic.fw");
73 
74 #define FW_361_LOADER		0
75 #define FW_GINA24_301_DSP	1
76 #define FW_GINA24_361_DSP	2
77 #define FW_GINA24_301_ASIC	3
78 #define FW_GINA24_361_ASIC	4
79 
80 static const struct firmware card_fw[] = {
81 	{0, "loader_dsp.fw"},
82 	{0, "gina24_301_dsp.fw"},
83 	{0, "gina24_361_dsp.fw"},
84 	{0, "gina24_301_asic.fw"},
85 	{0, "gina24_361_asic.fw"}
86 };
87 
88 static const struct pci_device_id snd_echo_ids[] = {
89 	{0x1057, 0x1801, 0xECC0, 0x0050, 0, 0, 0},	/* DSP 56301 Gina24 rev.0 */
90 	{0x1057, 0x1801, 0xECC0, 0x0051, 0, 0, 0},	/* DSP 56301 Gina24 rev.1 */
91 	{0x1057, 0x3410, 0xECC0, 0x0050, 0, 0, 0},	/* DSP 56361 Gina24 rev.0 */
92 	{0x1057, 0x3410, 0xECC0, 0x0051, 0, 0, 0},	/* DSP 56361 Gina24 rev.1 */
93 	{0,}
94 };
95 
96 static struct snd_pcm_hardware pcm_hardware_skel = {
97 	.info = SNDRV_PCM_INFO_MMAP |
98 		SNDRV_PCM_INFO_INTERLEAVED |
99 		SNDRV_PCM_INFO_BLOCK_TRANSFER |
100 		SNDRV_PCM_INFO_MMAP_VALID |
101 		SNDRV_PCM_INFO_PAUSE |
102 		SNDRV_PCM_INFO_SYNC_START,
103 	.formats =	SNDRV_PCM_FMTBIT_U8 |
104 			SNDRV_PCM_FMTBIT_S16_LE |
105 			SNDRV_PCM_FMTBIT_S24_3LE |
106 			SNDRV_PCM_FMTBIT_S32_LE |
107 			SNDRV_PCM_FMTBIT_S32_BE,
108 	.rates = 	SNDRV_PCM_RATE_8000_48000 |
109 			SNDRV_PCM_RATE_88200 |
110 			SNDRV_PCM_RATE_96000,
111 	.rate_min = 8000,
112 	.rate_max = 96000,
113 	.channels_min = 1,
114 	.channels_max = 8,
115 	.buffer_bytes_max = 262144,
116 	.period_bytes_min = 32,
117 	.period_bytes_max = 131072,
118 	.periods_min = 2,
119 	.periods_max = 220,
120 	/* One page (4k) contains 512 instructions. I don't know if the hw
121 	supports lists longer than this. In this case periods_max=220 is a
122 	safe limit to make sure the list never exceeds 512 instructions.
123 	220 ~= (512 - 1 - (BUFFER_BYTES_MAX / PAGE_SIZE)) / 2 */
124 };
125 
126 #include "gina24_dsp.c"
127 #include "echoaudio_dsp.c"
128 #include "echoaudio_gml.c"
129 #include "echoaudio.c"
130