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_DARLA20 |
9 | #define ECHOCARD_NAME "Darla20" |
10 | #define ECHOCARD_HAS_MONITOR |
11 | |
12 | /* Pipe indexes */ |
13 | #define PX_ANALOG_OUT 0 /* 8 */ |
14 | #define PX_DIGITAL_OUT 8 /* 0 */ |
15 | #define PX_ANALOG_IN 8 /* 2 */ |
16 | #define PX_DIGITAL_IN 10 /* 0 */ |
17 | #define PX_NUM 10 |
18 | |
19 | /* Bus indexes */ |
20 | #define BX_ANALOG_OUT 0 /* 8 */ |
21 | #define BX_DIGITAL_OUT 8 /* 0 */ |
22 | #define BX_ANALOG_IN 8 /* 2 */ |
23 | #define BX_DIGITAL_IN 10 /* 0 */ |
24 | #define BX_NUM 10 |
25 | |
26 | |
27 | #include <linux/delay.h> |
28 | #include <linux/init.h> |
29 | #include <linux/interrupt.h> |
30 | #include <linux/pci.h> |
31 | #include <linux/module.h> |
32 | #include <linux/firmware.h> |
33 | #include <linux/slab.h> |
34 | #include <linux/io.h> |
35 | #include <sound/core.h> |
36 | #include <sound/info.h> |
37 | #include <sound/control.h> |
38 | #include <sound/tlv.h> |
39 | #include <sound/pcm.h> |
40 | #include <sound/pcm_params.h> |
41 | #include <sound/asoundef.h> |
42 | #include <sound/initval.h> |
43 | #include <linux/atomic.h> |
44 | #include "echoaudio.h" |
45 | |
46 | MODULE_FIRMWARE("ea/darla20_dsp.fw" ); |
47 | |
48 | #define FW_DARLA20_DSP 0 |
49 | |
50 | static const struct firmware card_fw[] = { |
51 | {0, "darla20_dsp.fw" } |
52 | }; |
53 | |
54 | static const struct pci_device_id snd_echo_ids[] = { |
55 | {0x1057, 0x1801, 0xECC0, 0x0010, 0, 0, 0}, /* DSP 56301 Darla20 rev.0 */ |
56 | {0,} |
57 | }; |
58 | |
59 | static const struct snd_pcm_hardware pcm_hardware_skel = { |
60 | .info = SNDRV_PCM_INFO_MMAP | |
61 | SNDRV_PCM_INFO_INTERLEAVED | |
62 | SNDRV_PCM_INFO_BLOCK_TRANSFER | |
63 | SNDRV_PCM_INFO_MMAP_VALID | |
64 | SNDRV_PCM_INFO_PAUSE | |
65 | SNDRV_PCM_INFO_SYNC_START, |
66 | .formats = SNDRV_PCM_FMTBIT_U8 | |
67 | SNDRV_PCM_FMTBIT_S16_LE | |
68 | SNDRV_PCM_FMTBIT_S24_3LE | |
69 | SNDRV_PCM_FMTBIT_S32_LE | |
70 | SNDRV_PCM_FMTBIT_S32_BE, |
71 | .rates = SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_48000, |
72 | .rate_min = 44100, |
73 | .rate_max = 48000, |
74 | .channels_min = 1, |
75 | .channels_max = 2, |
76 | .buffer_bytes_max = 262144, |
77 | .period_bytes_min = 32, |
78 | .period_bytes_max = 131072, |
79 | .periods_min = 2, |
80 | .periods_max = 220, |
81 | /* One page (4k) contains 512 instructions. I don't know if the hw |
82 | supports lists longer than this. In this case periods_max=220 is a |
83 | safe limit to make sure the list never exceeds 512 instructions. */ |
84 | }; |
85 | |
86 | |
87 | #include "darla20_dsp.c" |
88 | #include "echoaudio_dsp.c" |
89 | #include "echoaudio.c" |
90 | |