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719f82d3 EB |
1 | /****************************************************************************** |
2 | ||
3 | AudioScience HPI driver | |
f6baaec2 | 4 | Copyright (C) 1997-2011 AudioScience Inc. <support@audioscience.com> |
719f82d3 EB |
5 | |
6 | This program is free software; you can redistribute it and/or modify | |
7 | it under the terms of version 2 of the GNU General Public License as | |
8 | published by the Free Software Foundation; | |
9 | ||
10 | This program is distributed in the hope that it will be useful, | |
11 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
13 | GNU General Public License for more details. | |
14 | ||
15 | You should have received a copy of the GNU General Public License | |
16 | along with this program; if not, write to the Free Software | |
17 | Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
18 | ||
938c565a | 19 | Extended Message Function With Response Caching |
719f82d3 EB |
20 | |
21 | (C) Copyright AudioScience Inc. 2002 | |
22 | *****************************************************************************/ | |
23 | #define SOURCEFILE_NAME "hpimsgx.c" | |
24 | #include "hpi_internal.h" | |
f6baaec2 | 25 | #include "hpi_version.h" |
719f82d3 | 26 | #include "hpimsginit.h" |
3285ea10 | 27 | #include "hpicmn.h" |
719f82d3 EB |
28 | #include "hpimsgx.h" |
29 | #include "hpidebug.h" | |
30 | ||
31 | static struct pci_device_id asihpi_pci_tbl[] = { | |
32 | #include "hpipcida.h" | |
33 | }; | |
34 | ||
35 | static struct hpios_spinlock msgx_lock; | |
36 | ||
37 | static hpi_handler_func *hpi_entry_points[HPI_MAX_ADAPTERS]; | |
38 | ||
39 | static hpi_handler_func *hpi_lookup_entry_point_function(const struct hpi_pci | |
40 | *pci_info) | |
41 | { | |
42 | ||
43 | int i; | |
44 | ||
45 | for (i = 0; asihpi_pci_tbl[i].vendor != 0; i++) { | |
46 | if (asihpi_pci_tbl[i].vendor != PCI_ANY_ID | |
3285ea10 EB |
47 | && asihpi_pci_tbl[i].vendor != |
48 | pci_info->pci_dev->vendor) | |
719f82d3 EB |
49 | continue; |
50 | if (asihpi_pci_tbl[i].device != PCI_ANY_ID | |
3285ea10 EB |
51 | && asihpi_pci_tbl[i].device != |
52 | pci_info->pci_dev->device) | |
719f82d3 EB |
53 | continue; |
54 | if (asihpi_pci_tbl[i].subvendor != PCI_ANY_ID | |
55 | && asihpi_pci_tbl[i].subvendor != | |
3285ea10 | 56 | pci_info->pci_dev->subsystem_vendor) |
719f82d3 EB |
57 | continue; |
58 | if (asihpi_pci_tbl[i].subdevice != PCI_ANY_ID | |
59 | && asihpi_pci_tbl[i].subdevice != | |
3285ea10 | 60 | pci_info->pci_dev->subsystem_device) |
719f82d3 EB |
61 | continue; |
62 | ||
3285ea10 EB |
63 | /* HPI_DEBUG_LOG(DEBUG, " %x,%lx\n", i, |
64 | asihpi_pci_tbl[i].driver_data); */ | |
719f82d3 EB |
65 | return (hpi_handler_func *) asihpi_pci_tbl[i].driver_data; |
66 | } | |
67 | ||
68 | return NULL; | |
69 | } | |
70 | ||
71 | static inline void hw_entry_point(struct hpi_message *phm, | |
72 | struct hpi_response *phr) | |
73 | { | |
3285ea10 EB |
74 | if ((phm->adapter_index < HPI_MAX_ADAPTERS) |
75 | && hpi_entry_points[phm->adapter_index]) | |
76 | hpi_entry_points[phm->adapter_index] (phm, phr); | |
77 | else | |
78 | hpi_init_response(phr, phm->object, phm->function, | |
79 | HPI_ERROR_PROCESSING_MESSAGE); | |
719f82d3 EB |
80 | } |
81 | ||
82 | static void adapter_open(struct hpi_message *phm, struct hpi_response *phr); | |
83 | static void adapter_close(struct hpi_message *phm, struct hpi_response *phr); | |
84 | ||
85 | static void mixer_open(struct hpi_message *phm, struct hpi_response *phr); | |
86 | static void mixer_close(struct hpi_message *phm, struct hpi_response *phr); | |
87 | ||
88 | static void outstream_open(struct hpi_message *phm, struct hpi_response *phr, | |
89 | void *h_owner); | |
90 | static void outstream_close(struct hpi_message *phm, struct hpi_response *phr, | |
91 | void *h_owner); | |
92 | static void instream_open(struct hpi_message *phm, struct hpi_response *phr, | |
93 | void *h_owner); | |
94 | static void instream_close(struct hpi_message *phm, struct hpi_response *phr, | |
95 | void *h_owner); | |
96 | ||
97 | static void HPIMSGX__reset(u16 adapter_index); | |
3285ea10 | 98 | |
719f82d3 EB |
99 | static u16 HPIMSGX__init(struct hpi_message *phm, struct hpi_response *phr); |
100 | static void HPIMSGX__cleanup(u16 adapter_index, void *h_owner); | |
101 | ||
102 | #ifndef DISABLE_PRAGMA_PACK1 | |
103 | #pragma pack(push, 1) | |
104 | #endif | |
105 | ||
106 | struct hpi_subsys_response { | |
107 | struct hpi_response_header h; | |
108 | struct hpi_subsys_res s; | |
109 | }; | |
110 | ||
111 | struct hpi_adapter_response { | |
112 | struct hpi_response_header h; | |
113 | struct hpi_adapter_res a; | |
114 | }; | |
115 | ||
116 | struct hpi_mixer_response { | |
117 | struct hpi_response_header h; | |
118 | struct hpi_mixer_res m; | |
119 | }; | |
120 | ||
121 | struct hpi_stream_response { | |
122 | struct hpi_response_header h; | |
123 | struct hpi_stream_res d; | |
124 | }; | |
125 | ||
126 | struct adapter_info { | |
127 | u16 type; | |
128 | u16 num_instreams; | |
129 | u16 num_outstreams; | |
130 | }; | |
131 | ||
132 | struct asi_open_state { | |
133 | int open_flag; | |
134 | void *h_owner; | |
135 | }; | |
136 | ||
137 | #ifndef DISABLE_PRAGMA_PACK1 | |
138 | #pragma pack(pop) | |
139 | #endif | |
140 | ||
141 | /* Globals */ | |
142 | static struct hpi_adapter_response rESP_HPI_ADAPTER_OPEN[HPI_MAX_ADAPTERS]; | |
143 | ||
144 | static struct hpi_stream_response | |
145 | rESP_HPI_OSTREAM_OPEN[HPI_MAX_ADAPTERS][HPI_MAX_STREAMS]; | |
146 | ||
147 | static struct hpi_stream_response | |
148 | rESP_HPI_ISTREAM_OPEN[HPI_MAX_ADAPTERS][HPI_MAX_STREAMS]; | |
149 | ||
150 | static struct hpi_mixer_response rESP_HPI_MIXER_OPEN[HPI_MAX_ADAPTERS]; | |
151 | ||
719f82d3 EB |
152 | static struct adapter_info aDAPTER_INFO[HPI_MAX_ADAPTERS]; |
153 | ||
154 | /* use these to keep track of opens from user mode apps/DLLs */ | |
155 | static struct asi_open_state | |
156 | outstream_user_open[HPI_MAX_ADAPTERS][HPI_MAX_STREAMS]; | |
157 | ||
158 | static struct asi_open_state | |
159 | instream_user_open[HPI_MAX_ADAPTERS][HPI_MAX_STREAMS]; | |
160 | ||
161 | static void subsys_message(struct hpi_message *phm, struct hpi_response *phr, | |
162 | void *h_owner) | |
163 | { | |
3285ea10 EB |
164 | if (phm->adapter_index != HPI_ADAPTER_INDEX_INVALID) |
165 | HPI_DEBUG_LOG(WARNING, | |
166 | "suspicious adapter index %d in subsys message 0x%x.\n", | |
167 | phm->adapter_index, phm->function); | |
168 | ||
719f82d3 EB |
169 | switch (phm->function) { |
170 | case HPI_SUBSYS_GET_VERSION: | |
171 | hpi_init_response(phr, HPI_OBJ_SUBSYSTEM, | |
172 | HPI_SUBSYS_GET_VERSION, 0); | |
173 | phr->u.s.version = HPI_VER >> 8; /* return major.minor */ | |
174 | phr->u.s.data = HPI_VER; /* return major.minor.release */ | |
175 | break; | |
176 | case HPI_SUBSYS_OPEN: | |
177 | /*do not propagate the message down the chain */ | |
178 | hpi_init_response(phr, HPI_OBJ_SUBSYSTEM, HPI_SUBSYS_OPEN, 0); | |
179 | break; | |
180 | case HPI_SUBSYS_CLOSE: | |
181 | /*do not propagate the message down the chain */ | |
182 | hpi_init_response(phr, HPI_OBJ_SUBSYSTEM, HPI_SUBSYS_CLOSE, | |
183 | 0); | |
184 | HPIMSGX__cleanup(HPIMSGX_ALLADAPTERS, h_owner); | |
185 | break; | |
186 | case HPI_SUBSYS_DRIVER_LOAD: | |
187 | /* Initialize this module's internal state */ | |
188 | hpios_msgxlock_init(&msgx_lock); | |
189 | memset(&hpi_entry_points, 0, sizeof(hpi_entry_points)); | |
719f82d3 EB |
190 | /* Init subsys_findadapters response to no-adapters */ |
191 | HPIMSGX__reset(HPIMSGX_ALLADAPTERS); | |
192 | hpi_init_response(phr, HPI_OBJ_SUBSYSTEM, | |
193 | HPI_SUBSYS_DRIVER_LOAD, 0); | |
194 | /* individual HPIs dont implement driver load */ | |
195 | HPI_COMMON(phm, phr); | |
196 | break; | |
197 | case HPI_SUBSYS_DRIVER_UNLOAD: | |
198 | HPI_COMMON(phm, phr); | |
199 | HPIMSGX__cleanup(HPIMSGX_ALLADAPTERS, h_owner); | |
719f82d3 EB |
200 | hpi_init_response(phr, HPI_OBJ_SUBSYSTEM, |
201 | HPI_SUBSYS_DRIVER_UNLOAD, 0); | |
202 | return; | |
203 | ||
719f82d3 | 204 | case HPI_SUBSYS_GET_NUM_ADAPTERS: |
719f82d3 | 205 | case HPI_SUBSYS_GET_ADAPTER: |
3285ea10 EB |
206 | HPI_COMMON(phm, phr); |
207 | break; | |
719f82d3 | 208 | |
719f82d3 EB |
209 | case HPI_SUBSYS_CREATE_ADAPTER: |
210 | HPIMSGX__init(phm, phr); | |
211 | break; | |
3285ea10 | 212 | |
719f82d3 | 213 | default: |
1d595d2a | 214 | /* Must explicitly handle every subsys message in this switch */ |
3285ea10 EB |
215 | hpi_init_response(phr, HPI_OBJ_SUBSYSTEM, phm->function, |
216 | HPI_ERROR_INVALID_FUNC); | |
719f82d3 EB |
217 | break; |
218 | } | |
219 | } | |
220 | ||
221 | static void adapter_message(struct hpi_message *phm, struct hpi_response *phr, | |
222 | void *h_owner) | |
223 | { | |
224 | switch (phm->function) { | |
225 | case HPI_ADAPTER_OPEN: | |
226 | adapter_open(phm, phr); | |
227 | break; | |
228 | case HPI_ADAPTER_CLOSE: | |
229 | adapter_close(phm, phr); | |
230 | break; | |
6d0b898e EB |
231 | case HPI_ADAPTER_DELETE: |
232 | HPIMSGX__cleanup(phm->adapter_index, h_owner); | |
233 | { | |
234 | struct hpi_message hm; | |
235 | struct hpi_response hr; | |
236 | hpi_init_message_response(&hm, &hr, HPI_OBJ_ADAPTER, | |
237 | HPI_ADAPTER_CLOSE); | |
238 | hm.adapter_index = phm->adapter_index; | |
239 | hw_entry_point(&hm, &hr); | |
240 | } | |
241 | hw_entry_point(phm, phr); | |
242 | break; | |
243 | ||
719f82d3 EB |
244 | default: |
245 | hw_entry_point(phm, phr); | |
246 | break; | |
247 | } | |
248 | } | |
249 | ||
250 | static void mixer_message(struct hpi_message *phm, struct hpi_response *phr) | |
251 | { | |
252 | switch (phm->function) { | |
253 | case HPI_MIXER_OPEN: | |
254 | mixer_open(phm, phr); | |
255 | break; | |
256 | case HPI_MIXER_CLOSE: | |
257 | mixer_close(phm, phr); | |
258 | break; | |
259 | default: | |
260 | hw_entry_point(phm, phr); | |
261 | break; | |
262 | } | |
263 | } | |
264 | ||
265 | static void outstream_message(struct hpi_message *phm, | |
266 | struct hpi_response *phr, void *h_owner) | |
267 | { | |
268 | if (phm->obj_index >= aDAPTER_INFO[phm->adapter_index].num_outstreams) { | |
269 | hpi_init_response(phr, HPI_OBJ_OSTREAM, phm->function, | |
270 | HPI_ERROR_INVALID_OBJ_INDEX); | |
271 | return; | |
272 | } | |
273 | ||
274 | switch (phm->function) { | |
275 | case HPI_OSTREAM_OPEN: | |
276 | outstream_open(phm, phr, h_owner); | |
277 | break; | |
278 | case HPI_OSTREAM_CLOSE: | |
279 | outstream_close(phm, phr, h_owner); | |
280 | break; | |
281 | default: | |
282 | hw_entry_point(phm, phr); | |
283 | break; | |
284 | } | |
285 | } | |
286 | ||
287 | static void instream_message(struct hpi_message *phm, | |
288 | struct hpi_response *phr, void *h_owner) | |
289 | { | |
290 | if (phm->obj_index >= aDAPTER_INFO[phm->adapter_index].num_instreams) { | |
291 | hpi_init_response(phr, HPI_OBJ_ISTREAM, phm->function, | |
292 | HPI_ERROR_INVALID_OBJ_INDEX); | |
293 | return; | |
294 | } | |
295 | ||
296 | switch (phm->function) { | |
297 | case HPI_ISTREAM_OPEN: | |
298 | instream_open(phm, phr, h_owner); | |
299 | break; | |
300 | case HPI_ISTREAM_CLOSE: | |
301 | instream_close(phm, phr, h_owner); | |
302 | break; | |
303 | default: | |
304 | hw_entry_point(phm, phr); | |
305 | break; | |
306 | } | |
307 | } | |
308 | ||
309 | /* NOTE: HPI_Message() must be defined in the driver as a wrapper for | |
310 | * HPI_MessageEx so that functions in hpifunc.c compile. | |
311 | */ | |
312 | void hpi_send_recv_ex(struct hpi_message *phm, struct hpi_response *phr, | |
313 | void *h_owner) | |
314 | { | |
315 | HPI_DEBUG_MESSAGE(DEBUG, phm); | |
316 | ||
82b5774f | 317 | if (phm->type != HPI_TYPE_REQUEST) { |
719f82d3 EB |
318 | hpi_init_response(phr, phm->object, phm->function, |
319 | HPI_ERROR_INVALID_TYPE); | |
320 | return; | |
321 | } | |
322 | ||
323 | if (phm->adapter_index >= HPI_MAX_ADAPTERS | |
324 | && phm->adapter_index != HPIMSGX_ALLADAPTERS) { | |
325 | hpi_init_response(phr, phm->object, phm->function, | |
326 | HPI_ERROR_BAD_ADAPTER_NUMBER); | |
327 | return; | |
328 | } | |
329 | ||
330 | switch (phm->object) { | |
331 | case HPI_OBJ_SUBSYSTEM: | |
332 | subsys_message(phm, phr, h_owner); | |
333 | break; | |
334 | ||
335 | case HPI_OBJ_ADAPTER: | |
336 | adapter_message(phm, phr, h_owner); | |
337 | break; | |
338 | ||
339 | case HPI_OBJ_MIXER: | |
340 | mixer_message(phm, phr); | |
341 | break; | |
342 | ||
343 | case HPI_OBJ_OSTREAM: | |
344 | outstream_message(phm, phr, h_owner); | |
345 | break; | |
346 | ||
347 | case HPI_OBJ_ISTREAM: | |
348 | instream_message(phm, phr, h_owner); | |
349 | break; | |
350 | ||
351 | default: | |
352 | hw_entry_point(phm, phr); | |
353 | break; | |
354 | } | |
355 | HPI_DEBUG_RESPONSE(phr); | |
3285ea10 | 356 | |
719f82d3 EB |
357 | } |
358 | ||
359 | static void adapter_open(struct hpi_message *phm, struct hpi_response *phr) | |
360 | { | |
361 | HPI_DEBUG_LOG(VERBOSE, "adapter_open\n"); | |
362 | memcpy(phr, &rESP_HPI_ADAPTER_OPEN[phm->adapter_index], | |
363 | sizeof(rESP_HPI_ADAPTER_OPEN[0])); | |
364 | } | |
365 | ||
366 | static void adapter_close(struct hpi_message *phm, struct hpi_response *phr) | |
367 | { | |
368 | HPI_DEBUG_LOG(VERBOSE, "adapter_close\n"); | |
369 | hpi_init_response(phr, HPI_OBJ_ADAPTER, HPI_ADAPTER_CLOSE, 0); | |
370 | } | |
371 | ||
372 | static void mixer_open(struct hpi_message *phm, struct hpi_response *phr) | |
373 | { | |
374 | memcpy(phr, &rESP_HPI_MIXER_OPEN[phm->adapter_index], | |
375 | sizeof(rESP_HPI_MIXER_OPEN[0])); | |
376 | } | |
377 | ||
378 | static void mixer_close(struct hpi_message *phm, struct hpi_response *phr) | |
379 | { | |
380 | hpi_init_response(phr, HPI_OBJ_MIXER, HPI_MIXER_CLOSE, 0); | |
381 | } | |
382 | ||
383 | static void instream_open(struct hpi_message *phm, struct hpi_response *phr, | |
384 | void *h_owner) | |
385 | { | |
386 | ||
387 | struct hpi_message hm; | |
388 | struct hpi_response hr; | |
389 | ||
390 | hpi_init_response(phr, HPI_OBJ_ISTREAM, HPI_ISTREAM_OPEN, 0); | |
391 | ||
392 | hpios_msgxlock_lock(&msgx_lock); | |
393 | ||
394 | if (instream_user_open[phm->adapter_index][phm->obj_index].open_flag) | |
395 | phr->error = HPI_ERROR_OBJ_ALREADY_OPEN; | |
396 | else if (rESP_HPI_ISTREAM_OPEN[phm->adapter_index] | |
397 | [phm->obj_index].h.error) | |
398 | memcpy(phr, | |
399 | &rESP_HPI_ISTREAM_OPEN[phm->adapter_index][phm-> | |
400 | obj_index], | |
401 | sizeof(rESP_HPI_ISTREAM_OPEN[0][0])); | |
402 | else { | |
403 | instream_user_open[phm->adapter_index][phm-> | |
404 | obj_index].open_flag = 1; | |
3285ea10 | 405 | hpios_msgxlock_unlock(&msgx_lock); |
719f82d3 EB |
406 | |
407 | /* issue a reset */ | |
408 | hpi_init_message_response(&hm, &hr, HPI_OBJ_ISTREAM, | |
409 | HPI_ISTREAM_RESET); | |
410 | hm.adapter_index = phm->adapter_index; | |
411 | hm.obj_index = phm->obj_index; | |
412 | hw_entry_point(&hm, &hr); | |
413 | ||
414 | hpios_msgxlock_lock(&msgx_lock); | |
415 | if (hr.error) { | |
416 | instream_user_open[phm->adapter_index][phm-> | |
417 | obj_index].open_flag = 0; | |
418 | phr->error = hr.error; | |
419 | } else { | |
420 | instream_user_open[phm->adapter_index][phm-> | |
421 | obj_index].open_flag = 1; | |
422 | instream_user_open[phm->adapter_index][phm-> | |
423 | obj_index].h_owner = h_owner; | |
424 | memcpy(phr, | |
425 | &rESP_HPI_ISTREAM_OPEN[phm->adapter_index] | |
426 | [phm->obj_index], | |
427 | sizeof(rESP_HPI_ISTREAM_OPEN[0][0])); | |
428 | } | |
429 | } | |
3285ea10 | 430 | hpios_msgxlock_unlock(&msgx_lock); |
719f82d3 EB |
431 | } |
432 | ||
433 | static void instream_close(struct hpi_message *phm, struct hpi_response *phr, | |
434 | void *h_owner) | |
435 | { | |
436 | ||
437 | struct hpi_message hm; | |
438 | struct hpi_response hr; | |
439 | ||
440 | hpi_init_response(phr, HPI_OBJ_ISTREAM, HPI_ISTREAM_CLOSE, 0); | |
441 | ||
442 | hpios_msgxlock_lock(&msgx_lock); | |
443 | if (h_owner == | |
444 | instream_user_open[phm->adapter_index][phm-> | |
445 | obj_index].h_owner) { | |
446 | /* HPI_DEBUG_LOG(INFO,"closing adapter %d " | |
447 | "instream %d owned by %p\n", | |
448 | phm->wAdapterIndex, phm->wObjIndex, hOwner); */ | |
449 | instream_user_open[phm->adapter_index][phm-> | |
450 | obj_index].h_owner = NULL; | |
3285ea10 | 451 | hpios_msgxlock_unlock(&msgx_lock); |
719f82d3 EB |
452 | /* issue a reset */ |
453 | hpi_init_message_response(&hm, &hr, HPI_OBJ_ISTREAM, | |
454 | HPI_ISTREAM_RESET); | |
455 | hm.adapter_index = phm->adapter_index; | |
456 | hm.obj_index = phm->obj_index; | |
457 | hw_entry_point(&hm, &hr); | |
458 | hpios_msgxlock_lock(&msgx_lock); | |
459 | if (hr.error) { | |
460 | instream_user_open[phm->adapter_index][phm-> | |
461 | obj_index].h_owner = h_owner; | |
462 | phr->error = hr.error; | |
463 | } else { | |
464 | instream_user_open[phm->adapter_index][phm-> | |
465 | obj_index].open_flag = 0; | |
466 | instream_user_open[phm->adapter_index][phm-> | |
467 | obj_index].h_owner = NULL; | |
468 | } | |
469 | } else { | |
470 | HPI_DEBUG_LOG(WARNING, | |
471 | "%p trying to close %d instream %d owned by %p\n", | |
472 | h_owner, phm->adapter_index, phm->obj_index, | |
473 | instream_user_open[phm->adapter_index][phm-> | |
474 | obj_index].h_owner); | |
475 | phr->error = HPI_ERROR_OBJ_NOT_OPEN; | |
476 | } | |
3285ea10 | 477 | hpios_msgxlock_unlock(&msgx_lock); |
719f82d3 EB |
478 | } |
479 | ||
480 | static void outstream_open(struct hpi_message *phm, struct hpi_response *phr, | |
481 | void *h_owner) | |
482 | { | |
483 | ||
484 | struct hpi_message hm; | |
485 | struct hpi_response hr; | |
486 | ||
487 | hpi_init_response(phr, HPI_OBJ_OSTREAM, HPI_OSTREAM_OPEN, 0); | |
488 | ||
489 | hpios_msgxlock_lock(&msgx_lock); | |
490 | ||
491 | if (outstream_user_open[phm->adapter_index][phm->obj_index].open_flag) | |
492 | phr->error = HPI_ERROR_OBJ_ALREADY_OPEN; | |
493 | else if (rESP_HPI_OSTREAM_OPEN[phm->adapter_index] | |
494 | [phm->obj_index].h.error) | |
495 | memcpy(phr, | |
496 | &rESP_HPI_OSTREAM_OPEN[phm->adapter_index][phm-> | |
497 | obj_index], | |
498 | sizeof(rESP_HPI_OSTREAM_OPEN[0][0])); | |
499 | else { | |
500 | outstream_user_open[phm->adapter_index][phm-> | |
501 | obj_index].open_flag = 1; | |
3285ea10 | 502 | hpios_msgxlock_unlock(&msgx_lock); |
719f82d3 EB |
503 | |
504 | /* issue a reset */ | |
505 | hpi_init_message_response(&hm, &hr, HPI_OBJ_OSTREAM, | |
506 | HPI_OSTREAM_RESET); | |
507 | hm.adapter_index = phm->adapter_index; | |
508 | hm.obj_index = phm->obj_index; | |
509 | hw_entry_point(&hm, &hr); | |
510 | ||
511 | hpios_msgxlock_lock(&msgx_lock); | |
512 | if (hr.error) { | |
513 | outstream_user_open[phm->adapter_index][phm-> | |
514 | obj_index].open_flag = 0; | |
515 | phr->error = hr.error; | |
516 | } else { | |
517 | outstream_user_open[phm->adapter_index][phm-> | |
518 | obj_index].open_flag = 1; | |
519 | outstream_user_open[phm->adapter_index][phm-> | |
520 | obj_index].h_owner = h_owner; | |
521 | memcpy(phr, | |
522 | &rESP_HPI_OSTREAM_OPEN[phm->adapter_index] | |
523 | [phm->obj_index], | |
524 | sizeof(rESP_HPI_OSTREAM_OPEN[0][0])); | |
525 | } | |
526 | } | |
3285ea10 | 527 | hpios_msgxlock_unlock(&msgx_lock); |
719f82d3 EB |
528 | } |
529 | ||
530 | static void outstream_close(struct hpi_message *phm, struct hpi_response *phr, | |
531 | void *h_owner) | |
532 | { | |
533 | ||
534 | struct hpi_message hm; | |
535 | struct hpi_response hr; | |
536 | ||
537 | hpi_init_response(phr, HPI_OBJ_OSTREAM, HPI_OSTREAM_CLOSE, 0); | |
538 | ||
539 | hpios_msgxlock_lock(&msgx_lock); | |
540 | ||
541 | if (h_owner == | |
542 | outstream_user_open[phm->adapter_index][phm-> | |
543 | obj_index].h_owner) { | |
544 | /* HPI_DEBUG_LOG(INFO,"closing adapter %d " | |
545 | "outstream %d owned by %p\n", | |
546 | phm->wAdapterIndex, phm->wObjIndex, hOwner); */ | |
547 | outstream_user_open[phm->adapter_index][phm-> | |
548 | obj_index].h_owner = NULL; | |
3285ea10 | 549 | hpios_msgxlock_unlock(&msgx_lock); |
719f82d3 EB |
550 | /* issue a reset */ |
551 | hpi_init_message_response(&hm, &hr, HPI_OBJ_OSTREAM, | |
552 | HPI_OSTREAM_RESET); | |
553 | hm.adapter_index = phm->adapter_index; | |
554 | hm.obj_index = phm->obj_index; | |
555 | hw_entry_point(&hm, &hr); | |
556 | hpios_msgxlock_lock(&msgx_lock); | |
557 | if (hr.error) { | |
558 | outstream_user_open[phm->adapter_index][phm-> | |
559 | obj_index].h_owner = h_owner; | |
560 | phr->error = hr.error; | |
561 | } else { | |
562 | outstream_user_open[phm->adapter_index][phm-> | |
563 | obj_index].open_flag = 0; | |
564 | outstream_user_open[phm->adapter_index][phm-> | |
565 | obj_index].h_owner = NULL; | |
566 | } | |
567 | } else { | |
568 | HPI_DEBUG_LOG(WARNING, | |
569 | "%p trying to close %d outstream %d owned by %p\n", | |
570 | h_owner, phm->adapter_index, phm->obj_index, | |
571 | outstream_user_open[phm->adapter_index][phm-> | |
572 | obj_index].h_owner); | |
573 | phr->error = HPI_ERROR_OBJ_NOT_OPEN; | |
574 | } | |
3285ea10 | 575 | hpios_msgxlock_unlock(&msgx_lock); |
719f82d3 EB |
576 | } |
577 | ||
578 | static u16 adapter_prepare(u16 adapter) | |
579 | { | |
580 | struct hpi_message hm; | |
581 | struct hpi_response hr; | |
582 | ||
583 | /* Open the adapter and streams */ | |
584 | u16 i; | |
585 | ||
586 | /* call to HPI_ADAPTER_OPEN */ | |
587 | hpi_init_message_response(&hm, &hr, HPI_OBJ_ADAPTER, | |
588 | HPI_ADAPTER_OPEN); | |
589 | hm.adapter_index = adapter; | |
590 | hw_entry_point(&hm, &hr); | |
591 | memcpy(&rESP_HPI_ADAPTER_OPEN[adapter], &hr, | |
592 | sizeof(rESP_HPI_ADAPTER_OPEN[0])); | |
593 | if (hr.error) | |
594 | return hr.error; | |
595 | ||
596 | /* call to HPI_ADAPTER_GET_INFO */ | |
597 | hpi_init_message_response(&hm, &hr, HPI_OBJ_ADAPTER, | |
598 | HPI_ADAPTER_GET_INFO); | |
599 | hm.adapter_index = adapter; | |
600 | hw_entry_point(&hm, &hr); | |
601 | if (hr.error) | |
602 | return hr.error; | |
603 | ||
3285ea10 EB |
604 | aDAPTER_INFO[adapter].num_outstreams = hr.u.ax.info.num_outstreams; |
605 | aDAPTER_INFO[adapter].num_instreams = hr.u.ax.info.num_instreams; | |
606 | aDAPTER_INFO[adapter].type = hr.u.ax.info.adapter_type; | |
719f82d3 EB |
607 | |
608 | /* call to HPI_OSTREAM_OPEN */ | |
609 | for (i = 0; i < aDAPTER_INFO[adapter].num_outstreams; i++) { | |
610 | hpi_init_message_response(&hm, &hr, HPI_OBJ_OSTREAM, | |
611 | HPI_OSTREAM_OPEN); | |
612 | hm.adapter_index = adapter; | |
613 | hm.obj_index = i; | |
614 | hw_entry_point(&hm, &hr); | |
615 | memcpy(&rESP_HPI_OSTREAM_OPEN[adapter][i], &hr, | |
616 | sizeof(rESP_HPI_OSTREAM_OPEN[0][0])); | |
617 | outstream_user_open[adapter][i].open_flag = 0; | |
618 | outstream_user_open[adapter][i].h_owner = NULL; | |
619 | } | |
620 | ||
621 | /* call to HPI_ISTREAM_OPEN */ | |
622 | for (i = 0; i < aDAPTER_INFO[adapter].num_instreams; i++) { | |
623 | hpi_init_message_response(&hm, &hr, HPI_OBJ_ISTREAM, | |
624 | HPI_ISTREAM_OPEN); | |
625 | hm.adapter_index = adapter; | |
626 | hm.obj_index = i; | |
627 | hw_entry_point(&hm, &hr); | |
628 | memcpy(&rESP_HPI_ISTREAM_OPEN[adapter][i], &hr, | |
629 | sizeof(rESP_HPI_ISTREAM_OPEN[0][0])); | |
630 | instream_user_open[adapter][i].open_flag = 0; | |
631 | instream_user_open[adapter][i].h_owner = NULL; | |
632 | } | |
633 | ||
634 | /* call to HPI_MIXER_OPEN */ | |
635 | hpi_init_message_response(&hm, &hr, HPI_OBJ_MIXER, HPI_MIXER_OPEN); | |
636 | hm.adapter_index = adapter; | |
637 | hw_entry_point(&hm, &hr); | |
638 | memcpy(&rESP_HPI_MIXER_OPEN[adapter], &hr, | |
639 | sizeof(rESP_HPI_MIXER_OPEN[0])); | |
640 | ||
3285ea10 | 641 | return 0; |
719f82d3 EB |
642 | } |
643 | ||
644 | static void HPIMSGX__reset(u16 adapter_index) | |
645 | { | |
646 | int i; | |
647 | u16 adapter; | |
648 | struct hpi_response hr; | |
649 | ||
650 | if (adapter_index == HPIMSGX_ALLADAPTERS) { | |
719f82d3 EB |
651 | for (adapter = 0; adapter < HPI_MAX_ADAPTERS; adapter++) { |
652 | ||
653 | hpi_init_response(&hr, HPI_OBJ_ADAPTER, | |
654 | HPI_ADAPTER_OPEN, HPI_ERROR_BAD_ADAPTER); | |
655 | memcpy(&rESP_HPI_ADAPTER_OPEN[adapter], &hr, | |
656 | sizeof(rESP_HPI_ADAPTER_OPEN[adapter])); | |
657 | ||
658 | hpi_init_response(&hr, HPI_OBJ_MIXER, HPI_MIXER_OPEN, | |
659 | HPI_ERROR_INVALID_OBJ); | |
660 | memcpy(&rESP_HPI_MIXER_OPEN[adapter], &hr, | |
661 | sizeof(rESP_HPI_MIXER_OPEN[adapter])); | |
662 | ||
663 | for (i = 0; i < HPI_MAX_STREAMS; i++) { | |
664 | hpi_init_response(&hr, HPI_OBJ_OSTREAM, | |
665 | HPI_OSTREAM_OPEN, | |
666 | HPI_ERROR_INVALID_OBJ); | |
667 | memcpy(&rESP_HPI_OSTREAM_OPEN[adapter][i], | |
668 | &hr, | |
669 | sizeof(rESP_HPI_OSTREAM_OPEN[adapter] | |
670 | [i])); | |
671 | hpi_init_response(&hr, HPI_OBJ_ISTREAM, | |
672 | HPI_ISTREAM_OPEN, | |
673 | HPI_ERROR_INVALID_OBJ); | |
674 | memcpy(&rESP_HPI_ISTREAM_OPEN[adapter][i], | |
675 | &hr, | |
676 | sizeof(rESP_HPI_ISTREAM_OPEN[adapter] | |
677 | [i])); | |
678 | } | |
679 | } | |
680 | } else if (adapter_index < HPI_MAX_ADAPTERS) { | |
681 | rESP_HPI_ADAPTER_OPEN[adapter_index].h.error = | |
682 | HPI_ERROR_BAD_ADAPTER; | |
683 | rESP_HPI_MIXER_OPEN[adapter_index].h.error = | |
684 | HPI_ERROR_INVALID_OBJ; | |
685 | for (i = 0; i < HPI_MAX_STREAMS; i++) { | |
686 | rESP_HPI_OSTREAM_OPEN[adapter_index][i].h.error = | |
687 | HPI_ERROR_INVALID_OBJ; | |
688 | rESP_HPI_ISTREAM_OPEN[adapter_index][i].h.error = | |
689 | HPI_ERROR_INVALID_OBJ; | |
690 | } | |
719f82d3 EB |
691 | } |
692 | } | |
693 | ||
694 | static u16 HPIMSGX__init(struct hpi_message *phm, | |
695 | /* HPI_SUBSYS_CREATE_ADAPTER structure with */ | |
696 | /* resource list or NULL=find all */ | |
697 | struct hpi_response *phr | |
698 | /* response from HPI_ADAPTER_GET_INFO */ | |
699 | ) | |
700 | { | |
701 | hpi_handler_func *entry_point_func; | |
702 | struct hpi_response hr; | |
703 | ||
719f82d3 EB |
704 | /* Init response here so we can pass in previous adapter list */ |
705 | hpi_init_response(&hr, phm->object, phm->function, | |
706 | HPI_ERROR_INVALID_OBJ); | |
719f82d3 EB |
707 | |
708 | entry_point_func = | |
709 | hpi_lookup_entry_point_function(phm->u.s.resource.r.pci); | |
710 | ||
711 | if (entry_point_func) { | |
712 | HPI_DEBUG_MESSAGE(DEBUG, phm); | |
713 | entry_point_func(phm, &hr); | |
714 | } else { | |
715 | phr->error = HPI_ERROR_PROCESSING_MESSAGE; | |
716 | return phr->error; | |
717 | } | |
718 | if (hr.error == 0) { | |
25985edc | 719 | /* the adapter was created successfully |
719f82d3 EB |
720 | save the mapping for future use */ |
721 | hpi_entry_points[hr.u.s.adapter_index] = entry_point_func; | |
722 | /* prepare adapter (pre-open streams etc.) */ | |
723 | HPI_DEBUG_LOG(DEBUG, | |
724 | "HPI_SUBSYS_CREATE_ADAPTER successful," | |
725 | " preparing adapter\n"); | |
726 | adapter_prepare(hr.u.s.adapter_index); | |
727 | } | |
728 | memcpy(phr, &hr, hr.size); | |
729 | return phr->error; | |
730 | } | |
731 | ||
732 | static void HPIMSGX__cleanup(u16 adapter_index, void *h_owner) | |
733 | { | |
734 | int i, adapter, adapter_limit; | |
735 | ||
736 | if (!h_owner) | |
737 | return; | |
738 | ||
739 | if (adapter_index == HPIMSGX_ALLADAPTERS) { | |
740 | adapter = 0; | |
741 | adapter_limit = HPI_MAX_ADAPTERS; | |
742 | } else { | |
743 | adapter = adapter_index; | |
744 | adapter_limit = adapter + 1; | |
745 | } | |
746 | ||
747 | for (; adapter < adapter_limit; adapter++) { | |
748 | /* printk(KERN_INFO "Cleanup adapter #%d\n",wAdapter); */ | |
749 | for (i = 0; i < HPI_MAX_STREAMS; i++) { | |
750 | if (h_owner == | |
751 | outstream_user_open[adapter][i].h_owner) { | |
752 | struct hpi_message hm; | |
753 | struct hpi_response hr; | |
754 | ||
755 | HPI_DEBUG_LOG(DEBUG, | |
3285ea10 | 756 | "Close adapter %d ostream %d\n", |
719f82d3 EB |
757 | adapter, i); |
758 | ||
759 | hpi_init_message_response(&hm, &hr, | |
760 | HPI_OBJ_OSTREAM, HPI_OSTREAM_RESET); | |
761 | hm.adapter_index = (u16)adapter; | |
762 | hm.obj_index = (u16)i; | |
763 | hw_entry_point(&hm, &hr); | |
764 | ||
765 | hm.function = HPI_OSTREAM_HOSTBUFFER_FREE; | |
766 | hw_entry_point(&hm, &hr); | |
767 | ||
768 | hm.function = HPI_OSTREAM_GROUP_RESET; | |
769 | hw_entry_point(&hm, &hr); | |
770 | ||
771 | outstream_user_open[adapter][i].open_flag = 0; | |
772 | outstream_user_open[adapter][i].h_owner = | |
773 | NULL; | |
774 | } | |
775 | if (h_owner == instream_user_open[adapter][i].h_owner) { | |
776 | struct hpi_message hm; | |
777 | struct hpi_response hr; | |
778 | ||
779 | HPI_DEBUG_LOG(DEBUG, | |
3285ea10 | 780 | "Close adapter %d istream %d\n", |
719f82d3 EB |
781 | adapter, i); |
782 | ||
783 | hpi_init_message_response(&hm, &hr, | |
784 | HPI_OBJ_ISTREAM, HPI_ISTREAM_RESET); | |
785 | hm.adapter_index = (u16)adapter; | |
786 | hm.obj_index = (u16)i; | |
787 | hw_entry_point(&hm, &hr); | |
788 | ||
789 | hm.function = HPI_ISTREAM_HOSTBUFFER_FREE; | |
790 | hw_entry_point(&hm, &hr); | |
791 | ||
792 | hm.function = HPI_ISTREAM_GROUP_RESET; | |
793 | hw_entry_point(&hm, &hr); | |
794 | ||
795 | instream_user_open[adapter][i].open_flag = 0; | |
796 | instream_user_open[adapter][i].h_owner = NULL; | |
797 | } | |
798 | } | |
799 | } | |
800 | } |