xref: /openbmc/linux/sound/pci/echoaudio/layla20.c (revision b830f94f)
1 // SPDX-License-Identifier: GPL-2.0-only
2 /*
3  *  ALSA driver for Echoaudio soundcards.
4  *  Copyright (C) 2003-2004 Giuliano Pochini <pochini@shiny.it>
5  */
6 
7 #define ECHOGALS_FAMILY
8 #define ECHOCARD_LAYLA20
9 #define ECHOCARD_NAME "Layla20"
10 #define ECHOCARD_HAS_MONITOR
11 #define ECHOCARD_HAS_ASIC
12 #define ECHOCARD_HAS_INPUT_GAIN
13 #define ECHOCARD_HAS_OUTPUT_NOMINAL_LEVEL
14 #define ECHOCARD_HAS_SUPER_INTERLEAVE
15 #define ECHOCARD_HAS_DIGITAL_IO
16 #define ECHOCARD_HAS_EXTERNAL_CLOCK
17 #define ECHOCARD_HAS_ADAT	false
18 #define ECHOCARD_HAS_OUTPUT_CLOCK_SWITCH
19 #define ECHOCARD_HAS_MIDI
20 
21 /* Pipe indexes */
22 #define PX_ANALOG_OUT	0	/* 10 */
23 #define PX_DIGITAL_OUT	10	/*  2 */
24 #define PX_ANALOG_IN	12	/*  8 */
25 #define PX_DIGITAL_IN	20	/*  2 */
26 #define PX_NUM		22
27 
28 /* Bus indexes */
29 #define BX_ANALOG_OUT	0	/* 10 */
30 #define BX_DIGITAL_OUT	10	/*  2 */
31 #define BX_ANALOG_IN	12	/*  8 */
32 #define BX_DIGITAL_IN	20	/*  2 */
33 #define BX_NUM		22
34 
35 
36 #include <linux/delay.h>
37 #include <linux/init.h>
38 #include <linux/interrupt.h>
39 #include <linux/pci.h>
40 #include <linux/module.h>
41 #include <linux/firmware.h>
42 #include <linux/slab.h>
43 #include <linux/io.h>
44 #include <sound/core.h>
45 #include <sound/info.h>
46 #include <sound/control.h>
47 #include <sound/tlv.h>
48 #include <sound/pcm.h>
49 #include <sound/pcm_params.h>
50 #include <sound/asoundef.h>
51 #include <sound/initval.h>
52 #include <sound/rawmidi.h>
53 #include <linux/atomic.h>
54 #include "echoaudio.h"
55 
56 MODULE_FIRMWARE("ea/layla20_dsp.fw");
57 MODULE_FIRMWARE("ea/layla20_asic.fw");
58 
59 #define FW_LAYLA20_DSP	0
60 #define FW_LAYLA20_ASIC	1
61 
62 static const struct firmware card_fw[] = {
63 	{0, "layla20_dsp.fw"},
64 	{0, "layla20_asic.fw"}
65 };
66 
67 static const struct pci_device_id snd_echo_ids[] = {
68 	{0x1057, 0x1801, 0xECC0, 0x0030, 0, 0, 0},	/* DSP 56301 Layla20 rev.0 */
69 	{0x1057, 0x1801, 0xECC0, 0x0031, 0, 0, 0},	/* DSP 56301 Layla20 rev.1 */
70 	{0,}
71 };
72 
73 static struct snd_pcm_hardware pcm_hardware_skel = {
74 	.info = SNDRV_PCM_INFO_MMAP |
75 		SNDRV_PCM_INFO_INTERLEAVED |
76 		SNDRV_PCM_INFO_BLOCK_TRANSFER |
77 		SNDRV_PCM_INFO_MMAP_VALID |
78 		SNDRV_PCM_INFO_PAUSE |
79 		SNDRV_PCM_INFO_SYNC_START,
80 	.formats =	SNDRV_PCM_FMTBIT_U8 |
81 			SNDRV_PCM_FMTBIT_S16_LE |
82 			SNDRV_PCM_FMTBIT_S24_3LE |
83 			SNDRV_PCM_FMTBIT_S32_LE |
84 			SNDRV_PCM_FMTBIT_S32_BE,
85 	.rates = SNDRV_PCM_RATE_8000_48000 | SNDRV_PCM_RATE_CONTINUOUS,
86 	.rate_min = 8000,
87 	.rate_max = 50000,
88 	.channels_min = 1,
89 	.channels_max = 10,
90 	.buffer_bytes_max = 262144,
91 	.period_bytes_min = 32,
92 	.period_bytes_max = 131072,
93 	.periods_min = 2,
94 	.periods_max = 220,
95 	/* One page (4k) contains 512 instructions. I don't know if the hw
96 	supports lists longer than this. In this case periods_max=220 is a
97 	safe limit to make sure the list never exceeds 512 instructions. */
98 };
99 
100 #include "layla20_dsp.c"
101 #include "echoaudio_dsp.c"
102 #include "echoaudio.c"
103 #include "midi.c"
104