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1 #ifndef __SOUND_HDSPM_H
2 #define __SOUND_HDSPM_H
3 /*
4  *   Copyright (C) 2003 Winfried Ritsch (IEM)
5  *   based on hdsp.h from Thomas Charbonnel (thomas@undata.org)
6  *
7  *
8  *   This program is free software; you can redistribute it and/or modify
9  *   it under the terms of the GNU General Public License as published by
10  *   the Free Software Foundation; either version 2 of the License, or
11  *   (at your option) any later version.
12  *
13  *   This program is distributed in the hope that it will be useful,
14  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
15  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
16  *   GNU General Public License for more details.
17  *
18  *   You should have received a copy of the GNU General Public License
19  *   along with this program; if not, write to the Free Software
20  *   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
21  */
22 
23 #include <linux/types.h>
24 
25 /* Maximum channels is 64 even on 56Mode you have 64playbacks to matrix */
26 #define HDSPM_MAX_CHANNELS      64
27 
28 enum hdspm_io_type {
29 	MADI,
30 	MADIface,
31 	AIO,
32 	AES32,
33 	RayDAT
34 };
35 
36 enum hdspm_speed {
37 	ss,
38 	ds,
39 	qs
40 };
41 
42 /* -------------------- IOCTL Peak/RMS Meters -------------------- */
43 
44 struct hdspm_peak_rms {
45 	__u32 input_peaks[64];
46 	__u32 playback_peaks[64];
47 	__u32 output_peaks[64];
48 
49 	__u64 input_rms[64];
50 	__u64 playback_rms[64];
51 	__u64 output_rms[64];
52 
53 	__u8 speed; /* enum {ss, ds, qs} */
54 	int status2;
55 };
56 
57 #define SNDRV_HDSPM_IOCTL_GET_PEAK_RMS \
58 	_IOR('H', 0x42, struct hdspm_peak_rms)
59 
60 /* ------------ CONFIG block IOCTL ---------------------- */
61 
62 struct hdspm_config {
63 	unsigned char pref_sync_ref;
64 	unsigned char wordclock_sync_check;
65 	unsigned char madi_sync_check;
66 	unsigned int system_sample_rate;
67 	unsigned int autosync_sample_rate;
68 	unsigned char system_clock_mode;
69 	unsigned char clock_source;
70 	unsigned char autosync_ref;
71 	unsigned char line_out;
72 	unsigned int passthru;
73 	unsigned int analog_out;
74 };
75 
76 #define SNDRV_HDSPM_IOCTL_GET_CONFIG \
77 	_IOR('H', 0x41, struct hdspm_config)
78 
79 /*
80  * If there's a TCO (TimeCode Option) board installed,
81  * there are further options and status data available.
82  * The hdspm_ltc structure contains the current SMPTE
83  * timecode and some status information and can be
84  * obtained via SNDRV_HDSPM_IOCTL_GET_LTC or in the
85  * hdspm_status struct.
86  */
87 
88 enum hdspm_ltc_format {
89 	format_invalid,
90 	fps_24,
91 	fps_25,
92 	fps_2997,
93 	fps_30
94 };
95 
96 enum hdspm_ltc_frame {
97 	frame_invalid,
98 	drop_frame,
99 	full_frame
100 };
101 
102 enum hdspm_ltc_input_format {
103 	ntsc,
104 	pal,
105 	no_video
106 };
107 
108 struct hdspm_ltc {
109 	unsigned int ltc;
110 
111 	enum hdspm_ltc_format format;
112 	enum hdspm_ltc_frame frame;
113 	enum hdspm_ltc_input_format input_format;
114 };
115 
116 #define SNDRV_HDSPM_IOCTL_GET_LTC _IOR('H', 0x46, struct hdspm_ltc)
117 
118 /*
119  * The status data reflects the device's current state
120  * as determined by the card's configuration and
121  * connection status.
122  */
123 
124 enum hdspm_sync {
125 	hdspm_sync_no_lock = 0,
126 	hdspm_sync_lock = 1,
127 	hdspm_sync_sync = 2
128 };
129 
130 enum hdspm_madi_input {
131 	hdspm_input_optical = 0,
132 	hdspm_input_coax = 1
133 };
134 
135 enum hdspm_madi_channel_format {
136 	hdspm_format_ch_64 = 0,
137 	hdspm_format_ch_56 = 1
138 };
139 
140 enum hdspm_madi_frame_format {
141 	hdspm_frame_48 = 0,
142 	hdspm_frame_96 = 1
143 };
144 
145 enum hdspm_syncsource {
146 	syncsource_wc = 0,
147 	syncsource_madi = 1,
148 	syncsource_tco = 2,
149 	syncsource_sync = 3,
150 	syncsource_none = 4
151 };
152 
153 struct hdspm_status {
154 	__u8 card_type; /* enum hdspm_io_type */
155 	enum hdspm_syncsource autosync_source;
156 
157 	__u64 card_clock;
158 	__u32 master_period;
159 
160 	union {
161 		struct {
162 			__u8 sync_wc; /* enum hdspm_sync */
163 			__u8 sync_madi; /* enum hdspm_sync */
164 			__u8 sync_tco; /* enum hdspm_sync */
165 			__u8 sync_in; /* enum hdspm_sync */
166 			__u8 madi_input; /* enum hdspm_madi_input */
167 			__u8 channel_format; /* enum hdspm_madi_channel_format */
168 			__u8 frame_format; /* enum hdspm_madi_frame_format */
169 		} madi;
170 	} card_specific;
171 };
172 
173 #define SNDRV_HDSPM_IOCTL_GET_STATUS \
174 	_IOR('H', 0x47, struct hdspm_status)
175 
176 /*
177  * Get information about the card and its add-ons.
178  */
179 
180 #define HDSPM_ADDON_TCO 1
181 
182 struct hdspm_version {
183 	__u8 card_type; /* enum hdspm_io_type */
184 	char cardname[20];
185 	unsigned int serial;
186 	unsigned short firmware_rev;
187 	int addons;
188 };
189 
190 #define SNDRV_HDSPM_IOCTL_GET_VERSION _IOR('H', 0x48, struct hdspm_version)
191 
192 /* ------------- get Matrix Mixer IOCTL --------------- */
193 
194 /* MADI mixer: 64inputs+64playback in 64outputs = 8192 => *4Byte =
195  * 32768 Bytes
196  */
197 
198 /* organisation is 64 channelfader in a continuous memory block */
199 /* equivalent to hardware definition, maybe for future feature of mmap of
200  * them
201  */
202 /* each of 64 outputs has 64 infader and 64 outfader:
203    Ins to Outs mixer[out].in[in], Outstreams to Outs mixer[out].pb[pb] */
204 
205 #define HDSPM_MIXER_CHANNELS HDSPM_MAX_CHANNELS
206 
207 struct hdspm_channelfader {
208 	unsigned int in[HDSPM_MIXER_CHANNELS];
209 	unsigned int pb[HDSPM_MIXER_CHANNELS];
210 };
211 
212 struct hdspm_mixer {
213 	struct hdspm_channelfader ch[HDSPM_MIXER_CHANNELS];
214 };
215 
216 struct hdspm_mixer_ioctl {
217 	struct hdspm_mixer *mixer;
218 };
219 
220 /* use indirect access due to the limit of ioctl bit size */
221 #define SNDRV_HDSPM_IOCTL_GET_MIXER _IOR('H', 0x44, struct hdspm_mixer_ioctl)
222 
223 /* typedefs for compatibility to user-space */
224 typedef struct hdspm_peak_rms hdspm_peak_rms_t;
225 typedef struct hdspm_config_info hdspm_config_info_t;
226 typedef struct hdspm_version hdspm_version_t;
227 typedef struct hdspm_channelfader snd_hdspm_channelfader_t;
228 typedef struct hdspm_mixer hdspm_mixer_t;
229 
230 
231 #endif
232