Commit | Line | Data |
---|---|---|
e2786ca6 TS |
1 | /* |
2 | * oxfw.h - a part of driver for OXFW970/971 based devices | |
3 | * | |
4 | * Copyright (c) Clemens Ladisch <clemens@ladisch.de> | |
5 | * Licensed under the terms of the GNU General Public License, version 2. | |
6 | */ | |
7 | ||
8 | #include <linux/device.h> | |
9 | #include <linux/firewire.h> | |
10 | #include <linux/firewire-constants.h> | |
11 | #include <linux/module.h> | |
12 | #include <linux/mod_devicetable.h> | |
13 | #include <linux/mutex.h> | |
14 | #include <linux/slab.h> | |
8985f4ac | 15 | #include <linux/compat.h> |
e2786ca6 TS |
16 | |
17 | #include <sound/control.h> | |
18 | #include <sound/core.h> | |
19 | #include <sound/initval.h> | |
20 | #include <sound/pcm.h> | |
21 | #include <sound/pcm_params.h> | |
3c96101f | 22 | #include <sound/info.h> |
05588d34 | 23 | #include <sound/rawmidi.h> |
8985f4ac TS |
24 | #include <sound/firewire.h> |
25 | #include <sound/hwdep.h> | |
e2786ca6 TS |
26 | |
27 | #include "../lib.h" | |
28 | #include "../fcp.h" | |
29 | #include "../packets-buffer.h" | |
30 | #include "../iso-resources.h" | |
31 | #include "../amdtp.h" | |
32 | #include "../cmp.h" | |
33 | ||
34 | struct device_info { | |
35 | const char *driver_name; | |
fec7b753 TS |
36 | const char *vendor_name; |
37 | const char *model_name; | |
e2786ca6 TS |
38 | unsigned int mixer_channels; |
39 | u8 mute_fb_id; | |
40 | u8 volume_fb_id; | |
41 | }; | |
42 | ||
5cd1d3f4 TS |
43 | /* This is an arbitrary number for convinience. */ |
44 | #define SND_OXFW_STREAM_FORMAT_ENTRIES 10 | |
e2786ca6 TS |
45 | struct snd_oxfw { |
46 | struct snd_card *card; | |
47 | struct fw_unit *unit; | |
48 | const struct device_info *device_info; | |
49 | struct mutex mutex; | |
05588d34 | 50 | spinlock_t lock; |
5cd1d3f4 | 51 | |
b0ac0009 TS |
52 | bool has_output; |
53 | u8 *tx_stream_formats[SND_OXFW_STREAM_FORMAT_ENTRIES]; | |
5cd1d3f4 TS |
54 | u8 *rx_stream_formats[SND_OXFW_STREAM_FORMAT_ENTRIES]; |
55 | bool assumed; | |
b0ac0009 | 56 | struct cmp_connection out_conn; |
e2786ca6 | 57 | struct cmp_connection in_conn; |
b0ac0009 | 58 | struct amdtp_stream tx_stream; |
e2786ca6 | 59 | struct amdtp_stream rx_stream; |
b0ac0009 TS |
60 | unsigned int capture_substreams; |
61 | unsigned int playback_substreams; | |
5cd1d3f4 | 62 | |
05588d34 TS |
63 | unsigned int midi_input_ports; |
64 | unsigned int midi_output_ports; | |
65 | ||
e2786ca6 TS |
66 | bool mute; |
67 | s16 volume[6]; | |
68 | s16 volume_min; | |
69 | s16 volume_max; | |
8985f4ac TS |
70 | |
71 | int dev_lock_count; | |
72 | bool dev_lock_changed; | |
73 | wait_queue_head_t hwdep_wait; | |
e2786ca6 TS |
74 | }; |
75 | ||
5b59d809 TS |
76 | /* |
77 | * AV/C Stream Format Information Specification 1.1 Working Draft | |
78 | * (Apr 2005, 1394TA) | |
79 | */ | |
80 | int avc_stream_set_format(struct fw_unit *unit, enum avc_general_plug_dir dir, | |
81 | unsigned int pid, u8 *format, unsigned int len); | |
82 | int avc_stream_get_format(struct fw_unit *unit, | |
83 | enum avc_general_plug_dir dir, unsigned int pid, | |
84 | u8 *buf, unsigned int *len, unsigned int eid); | |
85 | static inline int | |
86 | avc_stream_get_format_single(struct fw_unit *unit, | |
87 | enum avc_general_plug_dir dir, unsigned int pid, | |
88 | u8 *buf, unsigned int *len) | |
89 | { | |
90 | return avc_stream_get_format(unit, dir, pid, buf, len, 0xff); | |
91 | } | |
92 | static inline int | |
93 | avc_stream_get_format_list(struct fw_unit *unit, | |
94 | enum avc_general_plug_dir dir, unsigned int pid, | |
95 | u8 *buf, unsigned int *len, | |
96 | unsigned int eid) | |
97 | { | |
98 | return avc_stream_get_format(unit, dir, pid, buf, len, eid); | |
99 | } | |
100 | ||
101 | /* | |
102 | * AV/C Digital Interface Command Set General Specification 4.2 | |
103 | * (Sep 2004, 1394TA) | |
104 | */ | |
105 | int avc_general_inquiry_sig_fmt(struct fw_unit *unit, unsigned int rate, | |
106 | enum avc_general_plug_dir dir, | |
107 | unsigned short pid); | |
108 | ||
b0ac0009 TS |
109 | int snd_oxfw_stream_init_simplex(struct snd_oxfw *oxfw, |
110 | struct amdtp_stream *stream); | |
111 | int snd_oxfw_stream_start_simplex(struct snd_oxfw *oxfw, | |
112 | struct amdtp_stream *stream, | |
113 | unsigned int rate, unsigned int pcm_channels); | |
114 | void snd_oxfw_stream_stop_simplex(struct snd_oxfw *oxfw, | |
115 | struct amdtp_stream *stream); | |
116 | void snd_oxfw_stream_destroy_simplex(struct snd_oxfw *oxfw, | |
117 | struct amdtp_stream *stream); | |
118 | void snd_oxfw_stream_update_simplex(struct snd_oxfw *oxfw, | |
119 | struct amdtp_stream *stream); | |
3713d93a | 120 | |
5cd1d3f4 TS |
121 | struct snd_oxfw_stream_formation { |
122 | unsigned int rate; | |
123 | unsigned int pcm; | |
124 | unsigned int midi; | |
125 | }; | |
126 | int snd_oxfw_stream_parse_format(u8 *format, | |
127 | struct snd_oxfw_stream_formation *formation); | |
128 | int snd_oxfw_stream_get_current_formation(struct snd_oxfw *oxfw, | |
129 | enum avc_general_plug_dir dir, | |
130 | struct snd_oxfw_stream_formation *formation); | |
b0ac0009 | 131 | |
5cd1d3f4 TS |
132 | int snd_oxfw_stream_discover(struct snd_oxfw *oxfw); |
133 | ||
8985f4ac TS |
134 | void snd_oxfw_stream_lock_changed(struct snd_oxfw *oxfw); |
135 | int snd_oxfw_stream_lock_try(struct snd_oxfw *oxfw); | |
136 | void snd_oxfw_stream_lock_release(struct snd_oxfw *oxfw); | |
137 | ||
3713d93a | 138 | int snd_oxfw_create_pcm(struct snd_oxfw *oxfw); |
31514bfb TS |
139 | |
140 | int snd_oxfw_create_mixer(struct snd_oxfw *oxfw); | |
3c96101f TS |
141 | |
142 | void snd_oxfw_proc_init(struct snd_oxfw *oxfw); | |
05588d34 TS |
143 | |
144 | int snd_oxfw_create_midi(struct snd_oxfw *oxfw); | |
8985f4ac TS |
145 | |
146 | int snd_oxfw_create_hwdep(struct snd_oxfw *oxfw); |