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719f82d3 EB |
1 | /****************************************************************************** |
2 | ||
3 | AudioScience HPI driver | |
5bc91f5b | 4 | Copyright (C) 1997-2014 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]; | |
5bc91f5b | 38 | static int logging_enabled = 1; |
719f82d3 EB |
39 | |
40 | static hpi_handler_func *hpi_lookup_entry_point_function(const struct hpi_pci | |
41 | *pci_info) | |
42 | { | |
43 | ||
44 | int i; | |
45 | ||
46 | for (i = 0; asihpi_pci_tbl[i].vendor != 0; i++) { | |
47 | if (asihpi_pci_tbl[i].vendor != PCI_ANY_ID | |
3285ea10 EB |
48 | && asihpi_pci_tbl[i].vendor != |
49 | pci_info->pci_dev->vendor) | |
719f82d3 EB |
50 | continue; |
51 | if (asihpi_pci_tbl[i].device != PCI_ANY_ID | |
3285ea10 EB |
52 | && asihpi_pci_tbl[i].device != |
53 | pci_info->pci_dev->device) | |
719f82d3 EB |
54 | continue; |
55 | if (asihpi_pci_tbl[i].subvendor != PCI_ANY_ID | |
56 | && asihpi_pci_tbl[i].subvendor != | |
3285ea10 | 57 | pci_info->pci_dev->subsystem_vendor) |
719f82d3 EB |
58 | continue; |
59 | if (asihpi_pci_tbl[i].subdevice != PCI_ANY_ID | |
60 | && asihpi_pci_tbl[i].subdevice != | |
3285ea10 | 61 | pci_info->pci_dev->subsystem_device) |
719f82d3 EB |
62 | continue; |
63 | ||
3285ea10 EB |
64 | /* HPI_DEBUG_LOG(DEBUG, " %x,%lx\n", i, |
65 | asihpi_pci_tbl[i].driver_data); */ | |
719f82d3 EB |
66 | return (hpi_handler_func *) asihpi_pci_tbl[i].driver_data; |
67 | } | |
68 | ||
69 | return NULL; | |
70 | } | |
71 | ||
72 | static inline void hw_entry_point(struct hpi_message *phm, | |
73 | struct hpi_response *phr) | |
74 | { | |
3285ea10 EB |
75 | if ((phm->adapter_index < HPI_MAX_ADAPTERS) |
76 | && hpi_entry_points[phm->adapter_index]) | |
77 | hpi_entry_points[phm->adapter_index] (phm, phr); | |
78 | else | |
79 | hpi_init_response(phr, phm->object, phm->function, | |
80 | HPI_ERROR_PROCESSING_MESSAGE); | |
719f82d3 EB |
81 | } |
82 | ||
83 | static void adapter_open(struct hpi_message *phm, struct hpi_response *phr); | |
84 | static void adapter_close(struct hpi_message *phm, struct hpi_response *phr); | |
85 | ||
86 | static void mixer_open(struct hpi_message *phm, struct hpi_response *phr); | |
87 | static void mixer_close(struct hpi_message *phm, struct hpi_response *phr); | |
88 | ||
89 | static void outstream_open(struct hpi_message *phm, struct hpi_response *phr, | |
90 | void *h_owner); | |
91 | static void outstream_close(struct hpi_message *phm, struct hpi_response *phr, | |
92 | void *h_owner); | |
93 | static void instream_open(struct hpi_message *phm, struct hpi_response *phr, | |
94 | void *h_owner); | |
95 | static void instream_close(struct hpi_message *phm, struct hpi_response *phr, | |
96 | void *h_owner); | |
97 | ||
98 | static void HPIMSGX__reset(u16 adapter_index); | |
3285ea10 | 99 | |
719f82d3 EB |
100 | static u16 HPIMSGX__init(struct hpi_message *phm, struct hpi_response *phr); |
101 | static void HPIMSGX__cleanup(u16 adapter_index, void *h_owner); | |
102 | ||
103 | #ifndef DISABLE_PRAGMA_PACK1 | |
104 | #pragma pack(push, 1) | |
105 | #endif | |
106 | ||
107 | struct hpi_subsys_response { | |
108 | struct hpi_response_header h; | |
109 | struct hpi_subsys_res s; | |
110 | }; | |
111 | ||
112 | struct hpi_adapter_response { | |
113 | struct hpi_response_header h; | |
114 | struct hpi_adapter_res a; | |
115 | }; | |
116 | ||
117 | struct hpi_mixer_response { | |
118 | struct hpi_response_header h; | |
119 | struct hpi_mixer_res m; | |
120 | }; | |
121 | ||
122 | struct hpi_stream_response { | |
123 | struct hpi_response_header h; | |
124 | struct hpi_stream_res d; | |
125 | }; | |
126 | ||
127 | struct adapter_info { | |
128 | u16 type; | |
129 | u16 num_instreams; | |
130 | u16 num_outstreams; | |
131 | }; | |
132 | ||
133 | struct asi_open_state { | |
134 | int open_flag; | |
135 | void *h_owner; | |
136 | }; | |
137 | ||
138 | #ifndef DISABLE_PRAGMA_PACK1 | |
139 | #pragma pack(pop) | |
140 | #endif | |
141 | ||
142 | /* Globals */ | |
143 | static struct hpi_adapter_response rESP_HPI_ADAPTER_OPEN[HPI_MAX_ADAPTERS]; | |
144 | ||
145 | static struct hpi_stream_response | |
146 | rESP_HPI_OSTREAM_OPEN[HPI_MAX_ADAPTERS][HPI_MAX_STREAMS]; | |
147 | ||
148 | static struct hpi_stream_response | |
149 | rESP_HPI_ISTREAM_OPEN[HPI_MAX_ADAPTERS][HPI_MAX_STREAMS]; | |
150 | ||
151 | static struct hpi_mixer_response rESP_HPI_MIXER_OPEN[HPI_MAX_ADAPTERS]; | |
152 | ||
719f82d3 EB |
153 | static struct adapter_info aDAPTER_INFO[HPI_MAX_ADAPTERS]; |
154 | ||
155 | /* use these to keep track of opens from user mode apps/DLLs */ | |
156 | static struct asi_open_state | |
157 | outstream_user_open[HPI_MAX_ADAPTERS][HPI_MAX_STREAMS]; | |
158 | ||
159 | static struct asi_open_state | |
160 | instream_user_open[HPI_MAX_ADAPTERS][HPI_MAX_STREAMS]; | |
161 | ||
162 | static void subsys_message(struct hpi_message *phm, struct hpi_response *phr, | |
163 | void *h_owner) | |
164 | { | |
3285ea10 EB |
165 | if (phm->adapter_index != HPI_ADAPTER_INDEX_INVALID) |
166 | HPI_DEBUG_LOG(WARNING, | |
167 | "suspicious adapter index %d in subsys message 0x%x.\n", | |
168 | phm->adapter_index, phm->function); | |
169 | ||
719f82d3 EB |
170 | switch (phm->function) { |
171 | case HPI_SUBSYS_GET_VERSION: | |
172 | hpi_init_response(phr, HPI_OBJ_SUBSYSTEM, | |
173 | HPI_SUBSYS_GET_VERSION, 0); | |
174 | phr->u.s.version = HPI_VER >> 8; /* return major.minor */ | |
175 | phr->u.s.data = HPI_VER; /* return major.minor.release */ | |
176 | break; | |
177 | case HPI_SUBSYS_OPEN: | |
178 | /*do not propagate the message down the chain */ | |
179 | hpi_init_response(phr, HPI_OBJ_SUBSYSTEM, HPI_SUBSYS_OPEN, 0); | |
180 | break; | |
181 | case HPI_SUBSYS_CLOSE: | |
182 | /*do not propagate the message down the chain */ | |
183 | hpi_init_response(phr, HPI_OBJ_SUBSYSTEM, HPI_SUBSYS_CLOSE, | |
184 | 0); | |
185 | HPIMSGX__cleanup(HPIMSGX_ALLADAPTERS, h_owner); | |
186 | break; | |
187 | case HPI_SUBSYS_DRIVER_LOAD: | |
188 | /* Initialize this module's internal state */ | |
189 | hpios_msgxlock_init(&msgx_lock); | |
190 | memset(&hpi_entry_points, 0, sizeof(hpi_entry_points)); | |
719f82d3 EB |
191 | /* Init subsys_findadapters response to no-adapters */ |
192 | HPIMSGX__reset(HPIMSGX_ALLADAPTERS); | |
193 | hpi_init_response(phr, HPI_OBJ_SUBSYSTEM, | |
194 | HPI_SUBSYS_DRIVER_LOAD, 0); | |
195 | /* individual HPIs dont implement driver load */ | |
196 | HPI_COMMON(phm, phr); | |
197 | break; | |
198 | case HPI_SUBSYS_DRIVER_UNLOAD: | |
199 | HPI_COMMON(phm, phr); | |
200 | HPIMSGX__cleanup(HPIMSGX_ALLADAPTERS, h_owner); | |
719f82d3 EB |
201 | hpi_init_response(phr, HPI_OBJ_SUBSYSTEM, |
202 | HPI_SUBSYS_DRIVER_UNLOAD, 0); | |
203 | return; | |
204 | ||
719f82d3 | 205 | case HPI_SUBSYS_GET_NUM_ADAPTERS: |
719f82d3 | 206 | case HPI_SUBSYS_GET_ADAPTER: |
3285ea10 EB |
207 | HPI_COMMON(phm, phr); |
208 | break; | |
719f82d3 | 209 | |
719f82d3 EB |
210 | case HPI_SUBSYS_CREATE_ADAPTER: |
211 | HPIMSGX__init(phm, phr); | |
212 | break; | |
3285ea10 | 213 | |
719f82d3 | 214 | default: |
1d595d2a | 215 | /* Must explicitly handle every subsys message in this switch */ |
3285ea10 EB |
216 | hpi_init_response(phr, HPI_OBJ_SUBSYSTEM, phm->function, |
217 | HPI_ERROR_INVALID_FUNC); | |
719f82d3 EB |
218 | break; |
219 | } | |
220 | } | |
221 | ||
222 | static void adapter_message(struct hpi_message *phm, struct hpi_response *phr, | |
223 | void *h_owner) | |
224 | { | |
225 | switch (phm->function) { | |
226 | case HPI_ADAPTER_OPEN: | |
227 | adapter_open(phm, phr); | |
228 | break; | |
229 | case HPI_ADAPTER_CLOSE: | |
230 | adapter_close(phm, phr); | |
231 | break; | |
6d0b898e EB |
232 | case HPI_ADAPTER_DELETE: |
233 | HPIMSGX__cleanup(phm->adapter_index, h_owner); | |
234 | { | |
235 | struct hpi_message hm; | |
236 | struct hpi_response hr; | |
237 | hpi_init_message_response(&hm, &hr, HPI_OBJ_ADAPTER, | |
238 | HPI_ADAPTER_CLOSE); | |
239 | hm.adapter_index = phm->adapter_index; | |
240 | hw_entry_point(&hm, &hr); | |
241 | } | |
242 | hw_entry_point(phm, phr); | |
243 | break; | |
244 | ||
719f82d3 EB |
245 | default: |
246 | hw_entry_point(phm, phr); | |
247 | break; | |
248 | } | |
249 | } | |
250 | ||
251 | static void mixer_message(struct hpi_message *phm, struct hpi_response *phr) | |
252 | { | |
253 | switch (phm->function) { | |
254 | case HPI_MIXER_OPEN: | |
255 | mixer_open(phm, phr); | |
256 | break; | |
257 | case HPI_MIXER_CLOSE: | |
258 | mixer_close(phm, phr); | |
259 | break; | |
260 | default: | |
261 | hw_entry_point(phm, phr); | |
262 | break; | |
263 | } | |
264 | } | |
265 | ||
266 | static void outstream_message(struct hpi_message *phm, | |
267 | struct hpi_response *phr, void *h_owner) | |
268 | { | |
269 | if (phm->obj_index >= aDAPTER_INFO[phm->adapter_index].num_outstreams) { | |
270 | hpi_init_response(phr, HPI_OBJ_OSTREAM, phm->function, | |
271 | HPI_ERROR_INVALID_OBJ_INDEX); | |
272 | return; | |
273 | } | |
274 | ||
275 | switch (phm->function) { | |
276 | case HPI_OSTREAM_OPEN: | |
277 | outstream_open(phm, phr, h_owner); | |
278 | break; | |
279 | case HPI_OSTREAM_CLOSE: | |
280 | outstream_close(phm, phr, h_owner); | |
281 | break; | |
282 | default: | |
283 | hw_entry_point(phm, phr); | |
284 | break; | |
285 | } | |
286 | } | |
287 | ||
288 | static void instream_message(struct hpi_message *phm, | |
289 | struct hpi_response *phr, void *h_owner) | |
290 | { | |
291 | if (phm->obj_index >= aDAPTER_INFO[phm->adapter_index].num_instreams) { | |
292 | hpi_init_response(phr, HPI_OBJ_ISTREAM, phm->function, | |
293 | HPI_ERROR_INVALID_OBJ_INDEX); | |
294 | return; | |
295 | } | |
296 | ||
297 | switch (phm->function) { | |
298 | case HPI_ISTREAM_OPEN: | |
299 | instream_open(phm, phr, h_owner); | |
300 | break; | |
301 | case HPI_ISTREAM_CLOSE: | |
302 | instream_close(phm, phr, h_owner); | |
303 | break; | |
304 | default: | |
305 | hw_entry_point(phm, phr); | |
306 | break; | |
307 | } | |
308 | } | |
309 | ||
310 | /* NOTE: HPI_Message() must be defined in the driver as a wrapper for | |
311 | * HPI_MessageEx so that functions in hpifunc.c compile. | |
312 | */ | |
313 | void hpi_send_recv_ex(struct hpi_message *phm, struct hpi_response *phr, | |
314 | void *h_owner) | |
315 | { | |
5bc91f5b EB |
316 | |
317 | if (logging_enabled) | |
318 | HPI_DEBUG_MESSAGE(DEBUG, phm); | |
719f82d3 | 319 | |
82b5774f | 320 | if (phm->type != HPI_TYPE_REQUEST) { |
719f82d3 EB |
321 | hpi_init_response(phr, phm->object, phm->function, |
322 | HPI_ERROR_INVALID_TYPE); | |
323 | return; | |
324 | } | |
325 | ||
326 | if (phm->adapter_index >= HPI_MAX_ADAPTERS | |
327 | && phm->adapter_index != HPIMSGX_ALLADAPTERS) { | |
328 | hpi_init_response(phr, phm->object, phm->function, | |
329 | HPI_ERROR_BAD_ADAPTER_NUMBER); | |
330 | return; | |
331 | } | |
332 | ||
333 | switch (phm->object) { | |
334 | case HPI_OBJ_SUBSYSTEM: | |
335 | subsys_message(phm, phr, h_owner); | |
336 | break; | |
337 | ||
338 | case HPI_OBJ_ADAPTER: | |
339 | adapter_message(phm, phr, h_owner); | |
340 | break; | |
341 | ||
342 | case HPI_OBJ_MIXER: | |
343 | mixer_message(phm, phr); | |
344 | break; | |
345 | ||
346 | case HPI_OBJ_OSTREAM: | |
347 | outstream_message(phm, phr, h_owner); | |
348 | break; | |
349 | ||
350 | case HPI_OBJ_ISTREAM: | |
351 | instream_message(phm, phr, h_owner); | |
352 | break; | |
353 | ||
354 | default: | |
355 | hw_entry_point(phm, phr); | |
356 | break; | |
357 | } | |
3285ea10 | 358 | |
5bc91f5b EB |
359 | if (logging_enabled) |
360 | HPI_DEBUG_RESPONSE(phr); | |
361 | ||
362 | if (phr->error >= HPI_ERROR_DSP_COMMUNICATION) { | |
363 | hpi_debug_level_set(HPI_DEBUG_LEVEL_ERROR); | |
364 | logging_enabled = 0; | |
365 | } | |
719f82d3 EB |
366 | } |
367 | ||
368 | static void adapter_open(struct hpi_message *phm, struct hpi_response *phr) | |
369 | { | |
370 | HPI_DEBUG_LOG(VERBOSE, "adapter_open\n"); | |
371 | memcpy(phr, &rESP_HPI_ADAPTER_OPEN[phm->adapter_index], | |
372 | sizeof(rESP_HPI_ADAPTER_OPEN[0])); | |
373 | } | |
374 | ||
375 | static void adapter_close(struct hpi_message *phm, struct hpi_response *phr) | |
376 | { | |
377 | HPI_DEBUG_LOG(VERBOSE, "adapter_close\n"); | |
378 | hpi_init_response(phr, HPI_OBJ_ADAPTER, HPI_ADAPTER_CLOSE, 0); | |
379 | } | |
380 | ||
381 | static void mixer_open(struct hpi_message *phm, struct hpi_response *phr) | |
382 | { | |
383 | memcpy(phr, &rESP_HPI_MIXER_OPEN[phm->adapter_index], | |
384 | sizeof(rESP_HPI_MIXER_OPEN[0])); | |
385 | } | |
386 | ||
387 | static void mixer_close(struct hpi_message *phm, struct hpi_response *phr) | |
388 | { | |
389 | hpi_init_response(phr, HPI_OBJ_MIXER, HPI_MIXER_CLOSE, 0); | |
390 | } | |
391 | ||
392 | static void instream_open(struct hpi_message *phm, struct hpi_response *phr, | |
393 | void *h_owner) | |
394 | { | |
395 | ||
396 | struct hpi_message hm; | |
397 | struct hpi_response hr; | |
398 | ||
399 | hpi_init_response(phr, HPI_OBJ_ISTREAM, HPI_ISTREAM_OPEN, 0); | |
400 | ||
401 | hpios_msgxlock_lock(&msgx_lock); | |
402 | ||
403 | if (instream_user_open[phm->adapter_index][phm->obj_index].open_flag) | |
404 | phr->error = HPI_ERROR_OBJ_ALREADY_OPEN; | |
405 | else if (rESP_HPI_ISTREAM_OPEN[phm->adapter_index] | |
406 | [phm->obj_index].h.error) | |
407 | memcpy(phr, | |
408 | &rESP_HPI_ISTREAM_OPEN[phm->adapter_index][phm-> | |
409 | obj_index], | |
410 | sizeof(rESP_HPI_ISTREAM_OPEN[0][0])); | |
411 | else { | |
412 | instream_user_open[phm->adapter_index][phm-> | |
413 | obj_index].open_flag = 1; | |
3285ea10 | 414 | hpios_msgxlock_unlock(&msgx_lock); |
719f82d3 EB |
415 | |
416 | /* issue a reset */ | |
417 | hpi_init_message_response(&hm, &hr, HPI_OBJ_ISTREAM, | |
418 | HPI_ISTREAM_RESET); | |
419 | hm.adapter_index = phm->adapter_index; | |
420 | hm.obj_index = phm->obj_index; | |
421 | hw_entry_point(&hm, &hr); | |
422 | ||
423 | hpios_msgxlock_lock(&msgx_lock); | |
424 | if (hr.error) { | |
425 | instream_user_open[phm->adapter_index][phm-> | |
426 | obj_index].open_flag = 0; | |
427 | phr->error = hr.error; | |
428 | } else { | |
429 | instream_user_open[phm->adapter_index][phm-> | |
430 | obj_index].open_flag = 1; | |
431 | instream_user_open[phm->adapter_index][phm-> | |
432 | obj_index].h_owner = h_owner; | |
433 | memcpy(phr, | |
434 | &rESP_HPI_ISTREAM_OPEN[phm->adapter_index] | |
435 | [phm->obj_index], | |
436 | sizeof(rESP_HPI_ISTREAM_OPEN[0][0])); | |
437 | } | |
438 | } | |
3285ea10 | 439 | hpios_msgxlock_unlock(&msgx_lock); |
719f82d3 EB |
440 | } |
441 | ||
442 | static void instream_close(struct hpi_message *phm, struct hpi_response *phr, | |
443 | void *h_owner) | |
444 | { | |
445 | ||
446 | struct hpi_message hm; | |
447 | struct hpi_response hr; | |
448 | ||
449 | hpi_init_response(phr, HPI_OBJ_ISTREAM, HPI_ISTREAM_CLOSE, 0); | |
450 | ||
451 | hpios_msgxlock_lock(&msgx_lock); | |
452 | if (h_owner == | |
453 | instream_user_open[phm->adapter_index][phm-> | |
454 | obj_index].h_owner) { | |
455 | /* HPI_DEBUG_LOG(INFO,"closing adapter %d " | |
456 | "instream %d owned by %p\n", | |
457 | phm->wAdapterIndex, phm->wObjIndex, hOwner); */ | |
458 | instream_user_open[phm->adapter_index][phm-> | |
459 | obj_index].h_owner = NULL; | |
3285ea10 | 460 | hpios_msgxlock_unlock(&msgx_lock); |
719f82d3 EB |
461 | /* issue a reset */ |
462 | hpi_init_message_response(&hm, &hr, HPI_OBJ_ISTREAM, | |
463 | HPI_ISTREAM_RESET); | |
464 | hm.adapter_index = phm->adapter_index; | |
465 | hm.obj_index = phm->obj_index; | |
466 | hw_entry_point(&hm, &hr); | |
467 | hpios_msgxlock_lock(&msgx_lock); | |
468 | if (hr.error) { | |
469 | instream_user_open[phm->adapter_index][phm-> | |
470 | obj_index].h_owner = h_owner; | |
471 | phr->error = hr.error; | |
472 | } else { | |
473 | instream_user_open[phm->adapter_index][phm-> | |
474 | obj_index].open_flag = 0; | |
475 | instream_user_open[phm->adapter_index][phm-> | |
476 | obj_index].h_owner = NULL; | |
477 | } | |
478 | } else { | |
479 | HPI_DEBUG_LOG(WARNING, | |
480 | "%p trying to close %d instream %d owned by %p\n", | |
481 | h_owner, phm->adapter_index, phm->obj_index, | |
482 | instream_user_open[phm->adapter_index][phm-> | |
483 | obj_index].h_owner); | |
484 | phr->error = HPI_ERROR_OBJ_NOT_OPEN; | |
485 | } | |
3285ea10 | 486 | hpios_msgxlock_unlock(&msgx_lock); |
719f82d3 EB |
487 | } |
488 | ||
489 | static void outstream_open(struct hpi_message *phm, struct hpi_response *phr, | |
490 | void *h_owner) | |
491 | { | |
492 | ||
493 | struct hpi_message hm; | |
494 | struct hpi_response hr; | |
495 | ||
496 | hpi_init_response(phr, HPI_OBJ_OSTREAM, HPI_OSTREAM_OPEN, 0); | |
497 | ||
498 | hpios_msgxlock_lock(&msgx_lock); | |
499 | ||
500 | if (outstream_user_open[phm->adapter_index][phm->obj_index].open_flag) | |
501 | phr->error = HPI_ERROR_OBJ_ALREADY_OPEN; | |
502 | else if (rESP_HPI_OSTREAM_OPEN[phm->adapter_index] | |
503 | [phm->obj_index].h.error) | |
504 | memcpy(phr, | |
505 | &rESP_HPI_OSTREAM_OPEN[phm->adapter_index][phm-> | |
506 | obj_index], | |
507 | sizeof(rESP_HPI_OSTREAM_OPEN[0][0])); | |
508 | else { | |
509 | outstream_user_open[phm->adapter_index][phm-> | |
510 | obj_index].open_flag = 1; | |
3285ea10 | 511 | hpios_msgxlock_unlock(&msgx_lock); |
719f82d3 EB |
512 | |
513 | /* issue a reset */ | |
514 | hpi_init_message_response(&hm, &hr, HPI_OBJ_OSTREAM, | |
515 | HPI_OSTREAM_RESET); | |
516 | hm.adapter_index = phm->adapter_index; | |
517 | hm.obj_index = phm->obj_index; | |
518 | hw_entry_point(&hm, &hr); | |
519 | ||
520 | hpios_msgxlock_lock(&msgx_lock); | |
521 | if (hr.error) { | |
522 | outstream_user_open[phm->adapter_index][phm-> | |
523 | obj_index].open_flag = 0; | |
524 | phr->error = hr.error; | |
525 | } else { | |
526 | outstream_user_open[phm->adapter_index][phm-> | |
527 | obj_index].open_flag = 1; | |
528 | outstream_user_open[phm->adapter_index][phm-> | |
529 | obj_index].h_owner = h_owner; | |
530 | memcpy(phr, | |
531 | &rESP_HPI_OSTREAM_OPEN[phm->adapter_index] | |
532 | [phm->obj_index], | |
533 | sizeof(rESP_HPI_OSTREAM_OPEN[0][0])); | |
534 | } | |
535 | } | |
3285ea10 | 536 | hpios_msgxlock_unlock(&msgx_lock); |
719f82d3 EB |
537 | } |
538 | ||
539 | static void outstream_close(struct hpi_message *phm, struct hpi_response *phr, | |
540 | void *h_owner) | |
541 | { | |
542 | ||
543 | struct hpi_message hm; | |
544 | struct hpi_response hr; | |
545 | ||
546 | hpi_init_response(phr, HPI_OBJ_OSTREAM, HPI_OSTREAM_CLOSE, 0); | |
547 | ||
548 | hpios_msgxlock_lock(&msgx_lock); | |
549 | ||
550 | if (h_owner == | |
551 | outstream_user_open[phm->adapter_index][phm-> | |
552 | obj_index].h_owner) { | |
553 | /* HPI_DEBUG_LOG(INFO,"closing adapter %d " | |
554 | "outstream %d owned by %p\n", | |
555 | phm->wAdapterIndex, phm->wObjIndex, hOwner); */ | |
556 | outstream_user_open[phm->adapter_index][phm-> | |
557 | obj_index].h_owner = NULL; | |
3285ea10 | 558 | hpios_msgxlock_unlock(&msgx_lock); |
719f82d3 EB |
559 | /* issue a reset */ |
560 | hpi_init_message_response(&hm, &hr, HPI_OBJ_OSTREAM, | |
561 | HPI_OSTREAM_RESET); | |
562 | hm.adapter_index = phm->adapter_index; | |
563 | hm.obj_index = phm->obj_index; | |
564 | hw_entry_point(&hm, &hr); | |
565 | hpios_msgxlock_lock(&msgx_lock); | |
566 | if (hr.error) { | |
567 | outstream_user_open[phm->adapter_index][phm-> | |
568 | obj_index].h_owner = h_owner; | |
569 | phr->error = hr.error; | |
570 | } else { | |
571 | outstream_user_open[phm->adapter_index][phm-> | |
572 | obj_index].open_flag = 0; | |
573 | outstream_user_open[phm->adapter_index][phm-> | |
574 | obj_index].h_owner = NULL; | |
575 | } | |
576 | } else { | |
577 | HPI_DEBUG_LOG(WARNING, | |
578 | "%p trying to close %d outstream %d owned by %p\n", | |
579 | h_owner, phm->adapter_index, phm->obj_index, | |
580 | outstream_user_open[phm->adapter_index][phm-> | |
581 | obj_index].h_owner); | |
582 | phr->error = HPI_ERROR_OBJ_NOT_OPEN; | |
583 | } | |
3285ea10 | 584 | hpios_msgxlock_unlock(&msgx_lock); |
719f82d3 EB |
585 | } |
586 | ||
587 | static u16 adapter_prepare(u16 adapter) | |
588 | { | |
589 | struct hpi_message hm; | |
590 | struct hpi_response hr; | |
591 | ||
592 | /* Open the adapter and streams */ | |
593 | u16 i; | |
594 | ||
595 | /* call to HPI_ADAPTER_OPEN */ | |
596 | hpi_init_message_response(&hm, &hr, HPI_OBJ_ADAPTER, | |
597 | HPI_ADAPTER_OPEN); | |
598 | hm.adapter_index = adapter; | |
599 | hw_entry_point(&hm, &hr); | |
600 | memcpy(&rESP_HPI_ADAPTER_OPEN[adapter], &hr, | |
601 | sizeof(rESP_HPI_ADAPTER_OPEN[0])); | |
602 | if (hr.error) | |
603 | return hr.error; | |
604 | ||
605 | /* call to HPI_ADAPTER_GET_INFO */ | |
606 | hpi_init_message_response(&hm, &hr, HPI_OBJ_ADAPTER, | |
607 | HPI_ADAPTER_GET_INFO); | |
608 | hm.adapter_index = adapter; | |
609 | hw_entry_point(&hm, &hr); | |
610 | if (hr.error) | |
611 | return hr.error; | |
612 | ||
3285ea10 EB |
613 | aDAPTER_INFO[adapter].num_outstreams = hr.u.ax.info.num_outstreams; |
614 | aDAPTER_INFO[adapter].num_instreams = hr.u.ax.info.num_instreams; | |
615 | aDAPTER_INFO[adapter].type = hr.u.ax.info.adapter_type; | |
719f82d3 EB |
616 | |
617 | /* call to HPI_OSTREAM_OPEN */ | |
618 | for (i = 0; i < aDAPTER_INFO[adapter].num_outstreams; i++) { | |
619 | hpi_init_message_response(&hm, &hr, HPI_OBJ_OSTREAM, | |
620 | HPI_OSTREAM_OPEN); | |
621 | hm.adapter_index = adapter; | |
622 | hm.obj_index = i; | |
623 | hw_entry_point(&hm, &hr); | |
624 | memcpy(&rESP_HPI_OSTREAM_OPEN[adapter][i], &hr, | |
625 | sizeof(rESP_HPI_OSTREAM_OPEN[0][0])); | |
626 | outstream_user_open[adapter][i].open_flag = 0; | |
627 | outstream_user_open[adapter][i].h_owner = NULL; | |
628 | } | |
629 | ||
630 | /* call to HPI_ISTREAM_OPEN */ | |
631 | for (i = 0; i < aDAPTER_INFO[adapter].num_instreams; i++) { | |
632 | hpi_init_message_response(&hm, &hr, HPI_OBJ_ISTREAM, | |
633 | HPI_ISTREAM_OPEN); | |
634 | hm.adapter_index = adapter; | |
635 | hm.obj_index = i; | |
636 | hw_entry_point(&hm, &hr); | |
637 | memcpy(&rESP_HPI_ISTREAM_OPEN[adapter][i], &hr, | |
638 | sizeof(rESP_HPI_ISTREAM_OPEN[0][0])); | |
639 | instream_user_open[adapter][i].open_flag = 0; | |
640 | instream_user_open[adapter][i].h_owner = NULL; | |
641 | } | |
642 | ||
643 | /* call to HPI_MIXER_OPEN */ | |
644 | hpi_init_message_response(&hm, &hr, HPI_OBJ_MIXER, HPI_MIXER_OPEN); | |
645 | hm.adapter_index = adapter; | |
646 | hw_entry_point(&hm, &hr); | |
647 | memcpy(&rESP_HPI_MIXER_OPEN[adapter], &hr, | |
648 | sizeof(rESP_HPI_MIXER_OPEN[0])); | |
649 | ||
3285ea10 | 650 | return 0; |
719f82d3 EB |
651 | } |
652 | ||
653 | static void HPIMSGX__reset(u16 adapter_index) | |
654 | { | |
655 | int i; | |
656 | u16 adapter; | |
657 | struct hpi_response hr; | |
658 | ||
659 | if (adapter_index == HPIMSGX_ALLADAPTERS) { | |
719f82d3 EB |
660 | for (adapter = 0; adapter < HPI_MAX_ADAPTERS; adapter++) { |
661 | ||
662 | hpi_init_response(&hr, HPI_OBJ_ADAPTER, | |
663 | HPI_ADAPTER_OPEN, HPI_ERROR_BAD_ADAPTER); | |
664 | memcpy(&rESP_HPI_ADAPTER_OPEN[adapter], &hr, | |
665 | sizeof(rESP_HPI_ADAPTER_OPEN[adapter])); | |
666 | ||
667 | hpi_init_response(&hr, HPI_OBJ_MIXER, HPI_MIXER_OPEN, | |
668 | HPI_ERROR_INVALID_OBJ); | |
669 | memcpy(&rESP_HPI_MIXER_OPEN[adapter], &hr, | |
670 | sizeof(rESP_HPI_MIXER_OPEN[adapter])); | |
671 | ||
672 | for (i = 0; i < HPI_MAX_STREAMS; i++) { | |
673 | hpi_init_response(&hr, HPI_OBJ_OSTREAM, | |
674 | HPI_OSTREAM_OPEN, | |
675 | HPI_ERROR_INVALID_OBJ); | |
676 | memcpy(&rESP_HPI_OSTREAM_OPEN[adapter][i], | |
677 | &hr, | |
678 | sizeof(rESP_HPI_OSTREAM_OPEN[adapter] | |
679 | [i])); | |
680 | hpi_init_response(&hr, HPI_OBJ_ISTREAM, | |
681 | HPI_ISTREAM_OPEN, | |
682 | HPI_ERROR_INVALID_OBJ); | |
683 | memcpy(&rESP_HPI_ISTREAM_OPEN[adapter][i], | |
684 | &hr, | |
685 | sizeof(rESP_HPI_ISTREAM_OPEN[adapter] | |
686 | [i])); | |
687 | } | |
688 | } | |
689 | } else if (adapter_index < HPI_MAX_ADAPTERS) { | |
690 | rESP_HPI_ADAPTER_OPEN[adapter_index].h.error = | |
691 | HPI_ERROR_BAD_ADAPTER; | |
692 | rESP_HPI_MIXER_OPEN[adapter_index].h.error = | |
693 | HPI_ERROR_INVALID_OBJ; | |
694 | for (i = 0; i < HPI_MAX_STREAMS; i++) { | |
695 | rESP_HPI_OSTREAM_OPEN[adapter_index][i].h.error = | |
696 | HPI_ERROR_INVALID_OBJ; | |
697 | rESP_HPI_ISTREAM_OPEN[adapter_index][i].h.error = | |
698 | HPI_ERROR_INVALID_OBJ; | |
699 | } | |
719f82d3 EB |
700 | } |
701 | } | |
702 | ||
703 | static u16 HPIMSGX__init(struct hpi_message *phm, | |
704 | /* HPI_SUBSYS_CREATE_ADAPTER structure with */ | |
705 | /* resource list or NULL=find all */ | |
706 | struct hpi_response *phr | |
707 | /* response from HPI_ADAPTER_GET_INFO */ | |
708 | ) | |
709 | { | |
710 | hpi_handler_func *entry_point_func; | |
711 | struct hpi_response hr; | |
712 | ||
719f82d3 EB |
713 | /* Init response here so we can pass in previous adapter list */ |
714 | hpi_init_response(&hr, phm->object, phm->function, | |
715 | HPI_ERROR_INVALID_OBJ); | |
719f82d3 EB |
716 | |
717 | entry_point_func = | |
718 | hpi_lookup_entry_point_function(phm->u.s.resource.r.pci); | |
719 | ||
720 | if (entry_point_func) { | |
721 | HPI_DEBUG_MESSAGE(DEBUG, phm); | |
722 | entry_point_func(phm, &hr); | |
723 | } else { | |
724 | phr->error = HPI_ERROR_PROCESSING_MESSAGE; | |
725 | return phr->error; | |
726 | } | |
727 | if (hr.error == 0) { | |
25985edc | 728 | /* the adapter was created successfully |
719f82d3 EB |
729 | save the mapping for future use */ |
730 | hpi_entry_points[hr.u.s.adapter_index] = entry_point_func; | |
731 | /* prepare adapter (pre-open streams etc.) */ | |
732 | HPI_DEBUG_LOG(DEBUG, | |
733 | "HPI_SUBSYS_CREATE_ADAPTER successful," | |
734 | " preparing adapter\n"); | |
735 | adapter_prepare(hr.u.s.adapter_index); | |
736 | } | |
737 | memcpy(phr, &hr, hr.size); | |
738 | return phr->error; | |
739 | } | |
740 | ||
741 | static void HPIMSGX__cleanup(u16 adapter_index, void *h_owner) | |
742 | { | |
743 | int i, adapter, adapter_limit; | |
744 | ||
745 | if (!h_owner) | |
746 | return; | |
747 | ||
748 | if (adapter_index == HPIMSGX_ALLADAPTERS) { | |
749 | adapter = 0; | |
750 | adapter_limit = HPI_MAX_ADAPTERS; | |
751 | } else { | |
752 | adapter = adapter_index; | |
753 | adapter_limit = adapter + 1; | |
754 | } | |
755 | ||
756 | for (; adapter < adapter_limit; adapter++) { | |
757 | /* printk(KERN_INFO "Cleanup adapter #%d\n",wAdapter); */ | |
758 | for (i = 0; i < HPI_MAX_STREAMS; i++) { | |
759 | if (h_owner == | |
760 | outstream_user_open[adapter][i].h_owner) { | |
761 | struct hpi_message hm; | |
762 | struct hpi_response hr; | |
763 | ||
764 | HPI_DEBUG_LOG(DEBUG, | |
3285ea10 | 765 | "Close adapter %d ostream %d\n", |
719f82d3 EB |
766 | adapter, i); |
767 | ||
768 | hpi_init_message_response(&hm, &hr, | |
769 | HPI_OBJ_OSTREAM, HPI_OSTREAM_RESET); | |
770 | hm.adapter_index = (u16)adapter; | |
771 | hm.obj_index = (u16)i; | |
772 | hw_entry_point(&hm, &hr); | |
773 | ||
774 | hm.function = HPI_OSTREAM_HOSTBUFFER_FREE; | |
775 | hw_entry_point(&hm, &hr); | |
776 | ||
777 | hm.function = HPI_OSTREAM_GROUP_RESET; | |
778 | hw_entry_point(&hm, &hr); | |
779 | ||
780 | outstream_user_open[adapter][i].open_flag = 0; | |
781 | outstream_user_open[adapter][i].h_owner = | |
782 | NULL; | |
783 | } | |
784 | if (h_owner == instream_user_open[adapter][i].h_owner) { | |
785 | struct hpi_message hm; | |
786 | struct hpi_response hr; | |
787 | ||
788 | HPI_DEBUG_LOG(DEBUG, | |
3285ea10 | 789 | "Close adapter %d istream %d\n", |
719f82d3 EB |
790 | adapter, i); |
791 | ||
792 | hpi_init_message_response(&hm, &hr, | |
793 | HPI_OBJ_ISTREAM, HPI_ISTREAM_RESET); | |
794 | hm.adapter_index = (u16)adapter; | |
795 | hm.obj_index = (u16)i; | |
796 | hw_entry_point(&hm, &hr); | |
797 | ||
798 | hm.function = HPI_ISTREAM_HOSTBUFFER_FREE; | |
799 | hw_entry_point(&hm, &hr); | |
800 | ||
801 | hm.function = HPI_ISTREAM_GROUP_RESET; | |
802 | hw_entry_point(&hm, &hr); | |
803 | ||
804 | instream_user_open[adapter][i].open_flag = 0; | |
805 | instream_user_open[adapter][i].h_owner = NULL; | |
806 | } | |
807 | } | |
808 | } | |
809 | } |