1 /*
2  * Driver for Digigram miXart soundcards
3  *
4  * low level interface with interrupt handling and mail box implementation
5  *
6  * Copyright (c) 2003 by Digigram <alsa@digigram.com>
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., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
21  */
22 
23 #ifndef __SOUND_MIXART_CORE_H
24 #define __SOUND_MIXART_CORE_H
25 
26 
27 enum mixart_message_id {
28 	MSG_CONNECTOR_GET_AUDIO_INFO         = 0x050008,
29 	MSG_CONNECTOR_GET_OUT_AUDIO_LEVEL    = 0x050009,
30 	MSG_CONNECTOR_SET_OUT_AUDIO_LEVEL    = 0x05000A,
31 
32 	MSG_CONSOLE_MANAGER                  = 0x070000,
33 	MSG_CONSOLE_GET_CLOCK_UID            = 0x070003,
34 
35 	MSG_PHYSICALIO_SET_LEVEL             = 0x0F0008,
36 
37 	MSG_STREAM_ADD_INPUT_GROUP           = 0x130000,
38 	MSG_STREAM_ADD_OUTPUT_GROUP          = 0x130001,
39 	MSG_STREAM_DELETE_GROUP              = 0x130004,
40 	MSG_STREAM_START_STREAM_GRP_PACKET   = 0x130006,
41 	MSG_STREAM_START_INPUT_STAGE_PACKET  = 0x130007,
42 	MSG_STREAM_START_OUTPUT_STAGE_PACKET = 0x130008,
43 	MSG_STREAM_STOP_STREAM_GRP_PACKET    = 0x130009,
44 	MSG_STREAM_STOP_INPUT_STAGE_PACKET   = 0x13000A,
45 	MSG_STREAM_STOP_OUTPUT_STAGE_PACKET  = 0x13000B,
46 	MSG_STREAM_SET_INPUT_STAGE_PARAM     = 0x13000F,
47 	MSG_STREAM_SET_OUTPUT_STAGE_PARAM    = 0x130010,
48 	MSG_STREAM_SET_IN_AUDIO_LEVEL        = 0x130015,
49 	MSG_STREAM_SET_OUT_STREAM_LEVEL      = 0x130017,
50 
51 	MSG_SYSTEM_FIRST_ID                  = 0x160000,
52 	MSG_SYSTEM_ENUM_PHYSICAL_IO          = 0x16000E,
53 	MSG_SYSTEM_ENUM_PLAY_CONNECTOR       = 0x160017,
54 	MSG_SYSTEM_ENUM_RECORD_CONNECTOR     = 0x160018,
55 	MSG_SYSTEM_WAIT_SYNCHRO_CMD          = 0x16002C,
56 	MSG_SYSTEM_SEND_SYNCHRO_CMD          = 0x16002D,
57 
58 	MSG_SERVICES_TIMER_NOTIFY            = 0x1D0404,
59 	MSG_SERVICES_REPORT_TRACES           = 0x1D0700,
60 
61 	MSG_CLOCK_CHECK_PROPERTIES           = 0x200001,
62 	MSG_CLOCK_SET_PROPERTIES             = 0x200002,
63 };
64 
65 
66 struct mixart_msg
67 {
68 	u32          message_id;
69 	struct mixart_uid uid;
70 	void*        data;
71 	size_t       size;
72 };
73 
74 /* structs used to communicate with miXart */
75 
76 struct mixart_enum_connector_resp
77 {
78 	u32  error_code;
79 	u32  first_uid_offset;
80 	u32  uid_count;
81 	u32  current_uid_index;
82 	struct mixart_uid uid[MIXART_MAX_PHYS_CONNECTORS];
83 } __attribute__((packed));
84 
85 
86 /* used for following struct */
87 #define MIXART_FLOAT_P_22_0_TO_HEX      0x41b00000  /* 22.0f */
88 #define MIXART_FLOAT_M_20_0_TO_HEX      0xc1a00000  /* -20.0f */
89 #define MIXART_FLOAT____0_0_TO_HEX      0x00000000  /* 0.0f */
90 
91 struct mixart_audio_info_req
92 {
93 	u32 line_max_level;    /* float */
94 	u32 micro_max_level;   /* float */
95 	u32 cd_max_level;      /* float */
96 } __attribute__((packed));
97 
98 struct mixart_analog_hw_info
99 {
100 	u32 is_present;
101 	u32 hw_connection_type;
102 	u32 max_level;         /* float */
103 	u32 min_var_level;     /* float */
104 	u32 max_var_level;     /* float */
105 	u32 step_var_level;    /* float */
106 	u32 fix_gain;          /* float */
107 	u32 zero_var;          /* float */
108 } __attribute__((packed));
109 
110 struct mixart_digital_hw_info
111 {
112 	u32   hw_connection_type;
113 	u32   presence;
114 	u32   clock;
115 	u32   reserved;
116 } __attribute__((packed));
117 
118 struct mixart_analog_info
119 {
120 	u32                     type_mask;
121 	struct mixart_analog_hw_info micro_info;
122 	struct mixart_analog_hw_info line_info;
123 	struct mixart_analog_hw_info cd_info;
124 	u32                     analog_level_present;
125 } __attribute__((packed));
126 
127 struct mixart_digital_info
128 {
129 	u32 type_mask;
130 	struct mixart_digital_hw_info aes_info;
131 	struct mixart_digital_hw_info adat_info;
132 } __attribute__((packed));
133 
134 struct mixart_audio_info
135 {
136 	u32                   clock_type_mask;
137 	struct mixart_analog_info  analog_info;
138 	struct mixart_digital_info digital_info;
139 } __attribute__((packed));
140 
141 struct mixart_audio_info_resp
142 {
143 	u32                 txx_status;
144 	struct mixart_audio_info info;
145 } __attribute__((packed));
146 
147 
148 /* used for nb_bytes_max_per_sample */
149 #define MIXART_FLOAT_P__4_0_TO_HEX      0x40800000  /* +4.0f */
150 #define MIXART_FLOAT_P__8_0_TO_HEX      0x41000000  /* +8.0f */
151 
152 struct mixart_stream_info
153 {
154 	u32 size_max_byte_frame;
155 	u32 size_max_sample_frame;
156 	u32 nb_bytes_max_per_sample;  /* float */
157 } __attribute__((packed));
158 
159 /*  MSG_STREAM_ADD_INPUT_GROUP */
160 /*  MSG_STREAM_ADD_OUTPUT_GROUP */
161 
162 struct mixart_streaming_group_req
163 {
164 	u32 stream_count;
165 	u32 channel_count;
166 	u32 user_grp_number;
167 	u32 first_phys_audio;
168 	u32 latency;
169 	struct mixart_stream_info stream_info[32];
170 	struct mixart_uid connector;
171 	u32 flow_entry[32];
172 } __attribute__((packed));
173 
174 struct mixart_stream_desc
175 {
176 	struct mixart_uid stream_uid;
177 	u32          stream_desc;
178 } __attribute__((packed));
179 
180 struct mixart_streaming_group
181 {
182 	u32                  status;
183 	struct mixart_uid    group;
184 	u32                  pipe_desc;
185 	u32                  stream_count;
186 	struct mixart_stream_desc stream[32];
187 } __attribute__((packed));
188 
189 /* MSG_STREAM_DELETE_GROUP */
190 
191 /* request : mixart_uid_t group */
192 
193 struct mixart_delete_group_resp
194 {
195 	u32  status;
196 	u32  unused[2];
197 } __attribute__((packed));
198 
199 
200 /* 	MSG_STREAM_START_INPUT_STAGE_PACKET  = 0x130000 + 7,
201 	MSG_STREAM_START_OUTPUT_STAGE_PACKET = 0x130000 + 8,
202 	MSG_STREAM_STOP_INPUT_STAGE_PACKET   = 0x130000 + 10,
203 	MSG_STREAM_STOP_OUTPUT_STAGE_PACKET  = 0x130000 + 11,
204  */
205 
206 struct mixart_fx_couple_uid
207 {
208 	struct mixart_uid uid_fx_code;
209 	struct mixart_uid uid_fx_data;
210 } __attribute__((packed));
211 
212 struct mixart_txx_stream_desc
213 {
214 	struct mixart_uid       uid_pipe;
215 	u32                     stream_idx;
216 	u32                     fx_number;
217 	struct mixart_fx_couple_uid  uid_fx[4];
218 } __attribute__((packed));
219 
220 struct mixart_flow_info
221 {
222 	struct mixart_txx_stream_desc  stream_desc;
223 	u32                       flow_entry;
224 	u32                       flow_phy_addr;
225 } __attribute__((packed));
226 
227 struct mixart_stream_state_req
228 {
229 	u32                 delayed;
230 	u64                 scheduler;
231 	u32                 reserved4np[3];
232 	u32                 stream_count;  /* set to 1 for instance */
233 	struct mixart_flow_info  stream_info;   /* could be an array[stream_count] */
234 } __attribute__((packed));
235 
236 /* 	MSG_STREAM_START_STREAM_GRP_PACKET   = 0x130000 + 6
237 	MSG_STREAM_STOP_STREAM_GRP_PACKET    = 0x130000 + 9
238  */
239 
240 struct mixart_group_state_req
241 {
242 	u32           delayed;
243 	u64           scheduler;
244 	u32           reserved4np[2];
245 	u32           pipe_count;    /* set to 1 for instance */
246 	struct mixart_uid  pipe_uid[1];   /* could be an array[pipe_count] */
247 } __attribute__((packed));
248 
249 struct mixart_group_state_resp
250 {
251 	u32           txx_status;
252 	u64           scheduler;
253 } __attribute__((packed));
254 
255 
256 
257 /* Structures used by the MSG_SERVICES_TIMER_NOTIFY command */
258 
259 struct mixart_sample_pos
260 {
261 	u32   buffer_id;
262 	u32   validity;
263 	u32   sample_pos_high_part;
264 	u32   sample_pos_low_part;
265 } __attribute__((packed));
266 
267 struct mixart_timer_notify
268 {
269 	u32                  stream_count;
270 	struct mixart_sample_pos  streams[MIXART_MAX_STREAM_PER_CARD * MIXART_MAX_CARDS];
271 } __attribute__((packed));
272 
273 
274 /*	MSG_CONSOLE_GET_CLOCK_UID            = 0x070003,
275  */
276 
277 /* request is a uid with desc = MSG_CONSOLE_MANAGER | cardindex */
278 
279 struct mixart_return_uid
280 {
281 	u32 error_code;
282 	struct mixart_uid uid;
283 } __attribute__((packed));
284 
285 /*	MSG_CLOCK_CHECK_PROPERTIES           = 0x200001,
286 	MSG_CLOCK_SET_PROPERTIES             = 0x200002,
287 */
288 
289 enum mixart_clock_generic_type {
290 	CGT_NO_CLOCK,
291 	CGT_INTERNAL_CLOCK,
292 	CGT_PROGRAMMABLE_CLOCK,
293 	CGT_INTERNAL_ENSLAVED_CLOCK,
294 	CGT_EXTERNAL_CLOCK,
295 	CGT_CURRENT_CLOCK
296 };
297 
298 enum mixart_clock_mode {
299 	CM_UNDEFINED,
300 	CM_MASTER,
301 	CM_SLAVE,
302 	CM_STANDALONE,
303 	CM_NOT_CONCERNED
304 };
305 
306 
307 struct mixart_clock_properties
308 {
309 	u32 error_code;
310 	u32 validation_mask;
311 	u32 frequency;
312 	u32 reference_frequency;
313 	u32 clock_generic_type;
314 	u32 clock_mode;
315 	struct mixart_uid uid_clock_source;
316 	struct mixart_uid uid_event_source;
317 	u32 event_mode;
318 	u32 synchro_signal_presence;
319 	u32 format;
320 	u32 board_mask;
321 	u32 nb_callers; /* set to 1 (see below) */
322 	struct mixart_uid uid_caller[1];
323 } __attribute__((packed));
324 
325 struct mixart_clock_properties_resp
326 {
327 	u32 status;
328 	u32 clock_mode;
329 } __attribute__((packed));
330 
331 
332 /*	MSG_STREAM_SET_INPUT_STAGE_PARAM     = 0x13000F */
333 /*	MSG_STREAM_SET_OUTPUT_STAGE_PARAM    = 0x130010 */
334 
335 enum mixart_coding_type {
336 	CT_NOT_DEFINED,
337 	CT_LINEAR,
338 	CT_MPEG_L1,
339 	CT_MPEG_L2,
340 	CT_MPEG_L3,
341 	CT_MPEG_L3_LSF,
342 	CT_GSM
343 };
344 enum mixart_sample_type {
345 	ST_NOT_DEFINED,
346 	ST_FLOATING_POINT_32BE,
347 	ST_FLOATING_POINT_32LE,
348 	ST_FLOATING_POINT_64BE,
349 	ST_FLOATING_POINT_64LE,
350 	ST_FIXED_POINT_8,
351 	ST_FIXED_POINT_16BE,
352 	ST_FIXED_POINT_16LE,
353 	ST_FIXED_POINT_24BE,
354 	ST_FIXED_POINT_24LE,
355 	ST_FIXED_POINT_32BE,
356 	ST_FIXED_POINT_32LE,
357 	ST_INTEGER_8,
358 	ST_INTEGER_16BE,
359 	ST_INTEGER_16LE,
360 	ST_INTEGER_24BE,
361 	ST_INTEGER_24LE,
362 	ST_INTEGER_32BE,
363 	ST_INTEGER_32LE
364 };
365 
366 struct mixart_stream_param_desc
367 {
368 	u32 coding_type;  /* use enum mixart_coding_type */
369 	u32 sample_type;  /* use enum mixart_sample_type */
370 
371 	union {
372 		struct {
373 			u32 linear_endian_ness;
374 			u32 linear_bits;
375 			u32 is_signed;
376 			u32 is_float;
377 		} linear_format_info;
378 
379 		struct {
380 			u32 mpeg_layer;
381 			u32 mpeg_mode;
382 			u32 mpeg_mode_extension;
383 			u32 mpeg_pre_emphasis;
384 			u32 mpeg_has_padding_bit;
385 			u32 mpeg_has_crc;
386 			u32 mpeg_has_extension;
387 			u32 mpeg_is_original;
388 			u32 mpeg_has_copyright;
389 		} mpeg_format_info;
390 	} format_info;
391 
392 	u32 delayed;
393 	u64 scheduler;
394 	u32 sample_size;
395 	u32 has_header;
396 	u32 has_suffix;
397 	u32 has_bitrate;
398 	u32 samples_per_frame;
399 	u32 bytes_per_frame;
400 	u32 bytes_per_sample;
401 	u32 sampling_freq;
402 	u32 number_of_channel;
403 	u32 stream_number;
404 	u32 buffer_size;
405 	u32 differed_time;
406 	u32 reserved4np[3];
407 	u32 pipe_count;                           /* set to 1 (array size !) */
408 	u32 stream_count;                         /* set to 1 (array size !) */
409 	struct mixart_txx_stream_desc stream_desc[1];  /* only one stream per command, but this could be an array */
410 
411 } __attribute__((packed));
412 
413 
414 /*	MSG_CONNECTOR_GET_OUT_AUDIO_LEVEL    = 0x050009,
415  */
416 
417 
418 struct mixart_get_out_audio_level
419 {
420 	u32 txx_status;
421 	u32 digital_level;   /* float */
422 	u32 analog_level;    /* float */
423 	u32 monitor_level;   /* float */
424 	u32 mute;
425 	u32 monitor_mute1;
426 	u32 monitor_mute2;
427 } __attribute__((packed));
428 
429 
430 /*	MSG_CONNECTOR_SET_OUT_AUDIO_LEVEL    = 0x05000A,
431  */
432 
433 /* used for valid_mask below */
434 #define MIXART_AUDIO_LEVEL_ANALOG_MASK	0x01
435 #define MIXART_AUDIO_LEVEL_DIGITAL_MASK	0x02
436 #define MIXART_AUDIO_LEVEL_MONITOR_MASK	0x04
437 #define MIXART_AUDIO_LEVEL_MUTE_MASK	0x08
438 #define MIXART_AUDIO_LEVEL_MUTE_M1_MASK	0x10
439 #define MIXART_AUDIO_LEVEL_MUTE_M2_MASK	0x20
440 
441 struct mixart_set_out_audio_level
442 {
443 	u32 delayed;
444 	u64 scheduler;
445 	u32 valid_mask1;
446 	u32 valid_mask2;
447 	u32 digital_level;   /* float */
448 	u32 analog_level;    /* float */
449 	u32 monitor_level;   /* float */
450 	u32 mute;
451 	u32 monitor_mute1;
452 	u32 monitor_mute2;
453 	u32 reserved4np;
454 } __attribute__((packed));
455 
456 
457 /*	MSG_SYSTEM_ENUM_PHYSICAL_IO          = 0x16000E,
458  */
459 
460 #define MIXART_MAX_PHYS_IO  (MIXART_MAX_CARDS * 2 * 2) /* 4 * (analog+digital) * (playback+capture) */
461 
462 struct mixart_uid_enumeration
463 {
464 	u32 error_code;
465 	u32 first_uid_offset;
466 	u32 nb_uid;
467 	u32 current_uid_index;
468 	struct mixart_uid uid[MIXART_MAX_PHYS_IO];
469 } __attribute__((packed));
470 
471 
472 /*	MSG_PHYSICALIO_SET_LEVEL             = 0x0F0008,
473 	MSG_PHYSICALIO_GET_LEVEL             = 0x0F000C,
474 */
475 
476 struct mixart_io_channel_level
477 {
478 	u32 analog_level;   /* float */
479 	u32 unused[2];
480 } __attribute__((packed));
481 
482 struct mixart_io_level
483 {
484 	s32 channel; /* 0=left, 1=right, -1=both, -2=both same */
485 	struct mixart_io_channel_level level[2];
486 } __attribute__((packed));
487 
488 
489 /*	MSG_STREAM_SET_IN_AUDIO_LEVEL        = 0x130015,
490  */
491 
492 struct mixart_in_audio_level_info
493 {
494 	struct mixart_uid connector;
495 	u32 valid_mask1;
496 	u32 valid_mask2;
497 	u32 digital_level;
498 	u32 analog_level;
499 } __attribute__((packed));
500 
501 struct mixart_set_in_audio_level_req
502 {
503 	u32 delayed;
504 	u64 scheduler;
505 	u32 audio_count;  /* set to <= 2 */
506 	u32 reserved4np;
507 	struct mixart_in_audio_level_info level[2];
508 } __attribute__((packed));
509 
510 /* response is a 32 bit status */
511 
512 
513 /*	MSG_STREAM_SET_OUT_STREAM_LEVEL      = 0x130017,
514  */
515 
516 /* defines used for valid_mask1 */
517 #define MIXART_OUT_STREAM_SET_LEVEL_LEFT_AUDIO1		0x01
518 #define MIXART_OUT_STREAM_SET_LEVEL_LEFT_AUDIO2		0x02
519 #define MIXART_OUT_STREAM_SET_LEVEL_RIGHT_AUDIO1	0x04
520 #define MIXART_OUT_STREAM_SET_LEVEL_RIGHT_AUDIO2	0x08
521 #define MIXART_OUT_STREAM_SET_LEVEL_STREAM_1		0x10
522 #define MIXART_OUT_STREAM_SET_LEVEL_STREAM_2		0x20
523 #define MIXART_OUT_STREAM_SET_LEVEL_MUTE_1		0x40
524 #define MIXART_OUT_STREAM_SET_LEVEL_MUTE_2		0x80
525 
526 struct mixart_out_stream_level_info
527 {
528 	u32 valid_mask1;
529 	u32 valid_mask2;
530 	u32 left_to_out1_level;
531 	u32 left_to_out2_level;
532 	u32 right_to_out1_level;
533 	u32 right_to_out2_level;
534 	u32 digital_level1;
535 	u32 digital_level2;
536 	u32 mute1;
537 	u32 mute2;
538 } __attribute__((packed));
539 
540 struct mixart_set_out_stream_level
541 {
542 	struct mixart_txx_stream_desc desc;
543 	struct mixart_out_stream_level_info out_level;
544 } __attribute__((packed));
545 
546 struct mixart_set_out_stream_level_req
547 {
548 	u32 delayed;
549 	u64 scheduler;
550 	u32 reserved4np[2];
551 	u32 nb_of_stream;  /* set to 1 */
552 	struct mixart_set_out_stream_level stream_level; /* could be an array */
553 } __attribute__((packed));
554 
555 /* response to this request is a u32 status value */
556 
557 
558 /* exported */
559 void snd_mixart_init_mailbox(struct mixart_mgr *mgr);
560 void snd_mixart_exit_mailbox(struct mixart_mgr *mgr);
561 
562 int  snd_mixart_send_msg(struct mixart_mgr *mgr, struct mixart_msg *request, int max_resp_size, void *resp_data);
563 int  snd_mixart_send_msg_wait_notif(struct mixart_mgr *mgr, struct mixart_msg *request, u32 notif_event);
564 int  snd_mixart_send_msg_nonblock(struct mixart_mgr *mgr, struct mixart_msg *request);
565 
566 irqreturn_t snd_mixart_interrupt(int irq, void *dev_id);
567 void snd_mixart_msg_tasklet(unsigned long arg);
568 
569 void snd_mixart_reset_board(struct mixart_mgr *mgr);
570 
571 #endif /* __SOUND_MIXART_CORE_H */
572