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Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/sage/ceph...
[linux-2.6-block.git] / sound / pci / mixart / mixart_hwdep.c
CommitLineData
1da177e4
LT		 1/*
2 * Driver for Digigram miXart soundcards
3 *
4 * DSP firmware management
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
1da177e4
LT		 23#include <linux/interrupt.h>
24#include <linux/pci.h>
25#include <linux/firmware.h>
44052e0d 26#include <linux/vmalloc.h>
1da177e4
LT		 27#include <asm/io.h>
28#include <sound/core.h>
29#include "mixart.h"
30#include "mixart_mixer.h"
31#include "mixart_core.h"
32#include "mixart_hwdep.h"
33
34
35/**
36 * wait for a value on a peudo register, exit with a timeout
37 *
38 * @param mgr pointer to miXart manager structure
39 * @param offset unsigned pseudo_register base + offset of value
40 * @param value value
41 * @param timeout timeout in centisenconds
42 */
67b48b88
TI		 43static int mixart_wait_nice_for_register_value(struct mixart_mgr *mgr,
44 u32 offset, int is_egal,
45 u32 value, unsigned long timeout)
1da177e4
LT		 46{
47 unsigned long end_time = jiffies + (timeout * HZ / 100);
48 u32 read;
49
50 do { /* we may take too long time in this loop.
51 * so give controls back to kernel if needed.
52 */
53 cond_resched();
54
55 read = readl_be( MIXART_MEM( mgr, offset ));
56 if(is_egal) {
57 if(read == value) return 0;
58 }
59 else { /* wait for different value */
60 if(read != value) return 0;
61 }
62 } while ( time_after_eq(end_time, jiffies) );
63
64 return -EBUSY;
65}
66
67
68/*
69 structures needed to upload elf code packets
70 */
1da177e4
LT		 71struct snd_mixart_elf32_ehdr {
72 u8 e_ident[16];
73 u16 e_type;
74 u16 e_machine;
75 u32 e_version;
76 u32 e_entry;
77 u32 e_phoff;
78 u32 e_shoff;
79 u32 e_flags;
80 u16 e_ehsize;
81 u16 e_phentsize;
82 u16 e_phnum;
83 u16 e_shentsize;
84 u16 e_shnum;
85 u16 e_shstrndx;
86};
87
1da177e4
LT		 88struct snd_mixart_elf32_phdr {
89 u32 p_type;
90 u32 p_offset;
91 u32 p_vaddr;
92 u32 p_paddr;
93 u32 p_filesz;
94 u32 p_memsz;
95 u32 p_flags;
96 u32 p_align;
97};
98
67b48b88 99static int mixart_load_elf(struct mixart_mgr *mgr, const struct firmware *dsp )
1da177e4
LT		 100{
101 char elf32_magic_number[4] = {0x7f,'E','L','F'};
67b48b88 102 struct snd_mixart_elf32_ehdr *elf_header;
1da177e4
LT		 103 int i;
104
67b48b88 105 elf_header = (struct snd_mixart_elf32_ehdr *)dsp->data;
1da177e4
LT		 106 for( i=0; i<4; i++ )
107 if ( elf32_magic_number[i] != elf_header->e_ident[i] )
108 return -EINVAL;
109
110 if( elf_header->e_phoff != 0 ) {
67b48b88 111 struct snd_mixart_elf32_phdr elf_programheader;
1da177e4
LT		 112
113 for( i=0; i < be16_to_cpu(elf_header->e_phnum); i++ ) {
114 u32 pos = be32_to_cpu(elf_header->e_phoff) + (u32)(i * be16_to_cpu(elf_header->e_phentsize));
115
116 memcpy( &elf_programheader, dsp->data + pos, sizeof(elf_programheader) );
117
118 if(elf_programheader.p_type != 0) {
119 if( elf_programheader.p_filesz != 0 ) {
120 memcpy_toio( MIXART_MEM( mgr, be32_to_cpu(elf_programheader.p_vaddr)),
121 dsp->data + be32_to_cpu( elf_programheader.p_offset ),
122 be32_to_cpu( elf_programheader.p_filesz ));
123 }
124 }
125 }
126 }
127 return 0;
128}
129
130/*
131 * get basic information and init miXart
132 */
133
134/* audio IDs for request to the board */
135#define MIXART_FIRST_ANA_AUDIO_ID 0
136#define MIXART_FIRST_DIG_AUDIO_ID 8
137
67b48b88 138static int mixart_enum_connectors(struct mixart_mgr *mgr)
1da177e4
LT		 139{
140 u32 k;
141 int err;
67b48b88
TI		 142 struct mixart_msg request;
143 struct mixart_enum_connector_resp *connector;
144 struct mixart_audio_info_req *audio_info_req;
145 struct mixart_audio_info_resp *audio_info;
1da177e4
LT		 146
147 connector = kmalloc(sizeof(*connector), GFP_KERNEL);
148 audio_info_req = kmalloc(sizeof(*audio_info_req), GFP_KERNEL);
149 audio_info = kmalloc(sizeof(*audio_info), GFP_KERNEL);
150 if (! connector || ! audio_info_req || ! audio_info) {
151 err = -ENOMEM;
152 goto __error;
153 }
154
155 audio_info_req->line_max_level = MIXART_FLOAT_P_22_0_TO_HEX;
156 audio_info_req->micro_max_level = MIXART_FLOAT_M_20_0_TO_HEX;
157 audio_info_req->cd_max_level = MIXART_FLOAT____0_0_TO_HEX;
158
159 request.message_id = MSG_SYSTEM_ENUM_PLAY_CONNECTOR;
67b48b88 160 request.uid = (struct mixart_uid){0,0}; /* board num = 0 */
1da177e4
LT		 161 request.data = NULL;
162 request.size = 0;
163
164 err = snd_mixart_send_msg(mgr, &request, sizeof(*connector), connector);
165 if((err < 0) || (connector->error_code) || (connector->uid_count > MIXART_MAX_PHYS_CONNECTORS)) {
166 snd_printk(KERN_ERR "error MSG_SYSTEM_ENUM_PLAY_CONNECTOR\n");
167 err = -EINVAL;
168 goto __error;
169 }
170
171 for(k=0; k < connector->uid_count; k++) {
67b48b88 172 struct mixart_pipe *pipe;
1da177e4
LT		 173
174 if(k < MIXART_FIRST_DIG_AUDIO_ID) {
175 pipe = &mgr->chip[k/2]->pipe_out_ana;
176 } else {
177 pipe = &mgr->chip[(k-MIXART_FIRST_DIG_AUDIO_ID)/2]->pipe_out_dig;
178 }
179 if(k & 1) {
180 pipe->uid_right_connector = connector->uid[k]; /* odd */
181 } else {
182 pipe->uid_left_connector = connector->uid[k]; /* even */
183 }
184
185 /* snd_printk(KERN_DEBUG "playback connector[%d].object_id = %x\n", k, connector->uid[k].object_id); */
186
187 /* TODO: really need send_msg MSG_CONNECTOR_GET_AUDIO_INFO for each connector ? perhaps for analog level caps ? */
188 request.message_id = MSG_CONNECTOR_GET_AUDIO_INFO;
189 request.uid = connector->uid[k];
190 request.data = audio_info_req;
191 request.size = sizeof(*audio_info_req);
192
193 err = snd_mixart_send_msg(mgr, &request, sizeof(*audio_info), audio_info);
194 if( err < 0 ) {
195 snd_printk(KERN_ERR "error MSG_CONNECTOR_GET_AUDIO_INFO\n");
196 goto __error;
197 }
198 /*snd_printk(KERN_DEBUG "play analog_info.analog_level_present = %x\n", audio_info->info.analog_info.analog_level_present);*/
199 }
200
201 request.message_id = MSG_SYSTEM_ENUM_RECORD_CONNECTOR;
67b48b88 202 request.uid = (struct mixart_uid){0,0}; /* board num = 0 */
1da177e4
LT		 203 request.data = NULL;
204 request.size = 0;
205
206 err = snd_mixart_send_msg(mgr, &request, sizeof(*connector), connector);
207 if((err < 0) || (connector->error_code) || (connector->uid_count > MIXART_MAX_PHYS_CONNECTORS)) {
208 snd_printk(KERN_ERR "error MSG_SYSTEM_ENUM_RECORD_CONNECTOR\n");
209 err = -EINVAL;
210 goto __error;
211 }
212
213 for(k=0; k < connector->uid_count; k++) {
67b48b88 214 struct mixart_pipe *pipe;
1da177e4
LT		 215
216 if(k < MIXART_FIRST_DIG_AUDIO_ID) {
217 pipe = &mgr->chip[k/2]->pipe_in_ana;
218 } else {
219 pipe = &mgr->chip[(k-MIXART_FIRST_DIG_AUDIO_ID)/2]->pipe_in_dig;
220 }
221 if(k & 1) {
222 pipe->uid_right_connector = connector->uid[k]; /* odd */
223 } else {
224 pipe->uid_left_connector = connector->uid[k]; /* even */
225 }
226
227 /* snd_printk(KERN_DEBUG "capture connector[%d].object_id = %x\n", k, connector->uid[k].object_id); */
228
229 /* TODO: really need send_msg MSG_CONNECTOR_GET_AUDIO_INFO for each connector ? perhaps for analog level caps ? */
230 request.message_id = MSG_CONNECTOR_GET_AUDIO_INFO;
231 request.uid = connector->uid[k];
232 request.data = audio_info_req;
233 request.size = sizeof(*audio_info_req);
234
235 err = snd_mixart_send_msg(mgr, &request, sizeof(*audio_info), audio_info);
236 if( err < 0 ) {
237 snd_printk(KERN_ERR "error MSG_CONNECTOR_GET_AUDIO_INFO\n");
238 goto __error;
239 }
240 /*snd_printk(KERN_DEBUG "rec analog_info.analog_level_present = %x\n", audio_info->info.analog_info.analog_level_present);*/
241 }
242 err = 0;
243
244 __error:
245 kfree(connector);
246 kfree(audio_info_req);
247 kfree(audio_info);
248
249 return err;
250}
251
67b48b88 252static int mixart_enum_physio(struct mixart_mgr *mgr)
1da177e4
LT		 253{
254 u32 k;
255 int err;
67b48b88
TI		 256 struct mixart_msg request;
257 struct mixart_uid get_console_mgr;
258 struct mixart_return_uid console_mgr;
259 struct mixart_uid_enumeration phys_io;
1da177e4
LT		 260
261 /* get the uid for the console manager */
262 get_console_mgr.object_id = 0;
263 get_console_mgr.desc = MSG_CONSOLE_MANAGER | 0; /* cardindex = 0 */
264
265 request.message_id = MSG_CONSOLE_GET_CLOCK_UID;
266 request.uid = get_console_mgr;
267 request.data = &get_console_mgr;
268 request.size = sizeof(get_console_mgr);
269
270 err = snd_mixart_send_msg(mgr, &request, sizeof(console_mgr), &console_mgr);
271
272 if( (err < 0) || (console_mgr.error_code != 0) ) {
273 snd_printk(KERN_DEBUG "error MSG_CONSOLE_GET_CLOCK_UID : err=%x\n", console_mgr.error_code);
274 return -EINVAL;
275 }
276
277 /* used later for clock issues ! */
278 mgr->uid_console_manager = console_mgr.uid;
279
280 request.message_id = MSG_SYSTEM_ENUM_PHYSICAL_IO;
67b48b88 281 request.uid = (struct mixart_uid){0,0};
1da177e4
LT		 282 request.data = &console_mgr.uid;
283 request.size = sizeof(console_mgr.uid);
284
285 err = snd_mixart_send_msg(mgr, &request, sizeof(phys_io), &phys_io);
286 if( (err < 0) || ( phys_io.error_code != 0 ) ) {
287 snd_printk(KERN_ERR "error MSG_SYSTEM_ENUM_PHYSICAL_IO err(%x) error_code(%x)\n", err, phys_io.error_code );
288 return -EINVAL;
289 }
290
da3cec35
TI		 291 /* min 2 phys io per card (analog in + analog out) */
292 if (phys_io.nb_uid < MIXART_MAX_CARDS * 2)
293 return -EINVAL;
1da177e4
LT		 294
295 for(k=0; k<mgr->num_cards; k++) {
296 mgr->chip[k]->uid_in_analog_physio = phys_io.uid[k];
297 mgr->chip[k]->uid_out_analog_physio = phys_io.uid[phys_io.nb_uid/2 + k];
298 }
299
300 return 0;
301}
302
303
67b48b88 304static int mixart_first_init(struct mixart_mgr *mgr)
1da177e4
LT		 305{
306 u32 k;
307 int err;
67b48b88 308 struct mixart_msg request;
1da177e4
LT		 309
310 if((err = mixart_enum_connectors(mgr)) < 0) return err;
311
312 if((err = mixart_enum_physio(mgr)) < 0) return err;
313
314 /* send a synchro command to card (necessary to do this before first MSG_STREAM_START_STREAM_GRP_PACKET) */
315 /* though why not here */
316 request.message_id = MSG_SYSTEM_SEND_SYNCHRO_CMD;
67b48b88 317 request.uid = (struct mixart_uid){0,0};
1da177e4
LT		 318 request.data = NULL;
319 request.size = 0;
320 /* this command has no data. response is a 32 bit status */
321 err = snd_mixart_send_msg(mgr, &request, sizeof(k), &k);
322 if( (err < 0) || (k != 0) ) {
323 snd_printk(KERN_ERR "error MSG_SYSTEM_SEND_SYNCHRO_CMD\n");
324 return err == 0 ? -EINVAL : err;
325 }
326
327 return 0;
328}
329
330
331/* firmware base addresses (when hard coded) */
332#define MIXART_MOTHERBOARD_XLX_BASE_ADDRESS 0x00600000
333
67b48b88 334static int mixart_dsp_load(struct mixart_mgr* mgr, int index, const struct firmware *dsp)
1da177e4
LT		 335{
336 int err, card_index;
337 u32 status_xilinx, status_elf, status_daught;
338 u32 val;
339
340 /* read motherboard xilinx status */
341 status_xilinx = readl_be( MIXART_MEM( mgr,MIXART_PSEUDOREG_MXLX_STATUS_OFFSET ));
342 /* read elf status */
343 status_elf = readl_be( MIXART_MEM( mgr,MIXART_PSEUDOREG_ELF_STATUS_OFFSET ));
344 /* read daughterboard xilinx status */
345 status_daught = readl_be( MIXART_MEM( mgr,MIXART_PSEUDOREG_DXLX_STATUS_OFFSET ));
346
347 /* motherboard xilinx status 5 will say that the board is performing a reset */
ee419653
TI		 348 if (status_xilinx == 5) {
349 snd_printk(KERN_ERR "miXart is resetting !\n");
1da177e4
LT		 350 return -EAGAIN; /* try again later */
351 }
352
353 switch (index) {
354 case MIXART_MOTHERBOARD_XLX_INDEX:
355
356 /* xilinx already loaded ? */
ee419653
TI		 357 if (status_xilinx == 4) {
358 snd_printk(KERN_DEBUG "xilinx is already loaded !\n");
1da177e4
LT		 359 return 0;
360 }
361 /* the status should be 0 == "idle" */
ee419653
TI		 362 if (status_xilinx != 0) {
363 snd_printk(KERN_ERR "xilinx load error ! status = %d\n",
364 status_xilinx);
1da177e4
LT		 365 return -EIO; /* modprob -r may help ? */
366 }
367
368 /* check xilinx validity */
da3cec35
TI		 369 if (((u32*)(dsp->data))[0] == 0xffffffff)
370 return -EINVAL;
371 if (dsp->size % 4)
372 return -EINVAL;
1da177e4
LT		 373
374 /* set xilinx status to copying */
375 writel_be( 1, MIXART_MEM( mgr, MIXART_PSEUDOREG_MXLX_STATUS_OFFSET ));
376
377 /* setup xilinx base address */
378 writel_be( MIXART_MOTHERBOARD_XLX_BASE_ADDRESS, MIXART_MEM( mgr,MIXART_PSEUDOREG_MXLX_BASE_ADDR_OFFSET ));
379 /* setup code size for xilinx file */
380 writel_be( dsp->size, MIXART_MEM( mgr, MIXART_PSEUDOREG_MXLX_SIZE_OFFSET ));
381
382 /* copy xilinx code */
383 memcpy_toio( MIXART_MEM( mgr, MIXART_MOTHERBOARD_XLX_BASE_ADDRESS), dsp->data, dsp->size);
384
385 /* set xilinx status to copy finished */
386 writel_be( 2, MIXART_MEM( mgr, MIXART_PSEUDOREG_MXLX_STATUS_OFFSET ));
387
388 /* return, because no further processing needed */
389 return 0;
390
391 case MIXART_MOTHERBOARD_ELF_INDEX:
392
ee419653
TI		 393 if (status_elf == 4) {
394 snd_printk(KERN_DEBUG "elf file already loaded !\n");
1da177e4
LT		 395 return 0;
396 }
397
398 /* the status should be 0 == "idle" */
ee419653
TI		 399 if (status_elf != 0) {
400 snd_printk(KERN_ERR "elf load error ! status = %d\n",
401 status_elf);
1da177e4
LT		 402 return -EIO; /* modprob -r may help ? */
403 }
404
405 /* wait for xilinx status == 4 */
406 err = mixart_wait_nice_for_register_value( mgr, MIXART_PSEUDOREG_MXLX_STATUS_OFFSET, 1, 4, 500); /* 5sec */
407 if (err < 0) {
ee419653
TI		 408 snd_printk(KERN_ERR "xilinx was not loaded or "
409 "could not be started\n");
1da177e4
LT		 410 return err;
411 }
412
413 /* init some data on the card */
414 writel_be( 0, MIXART_MEM( mgr, MIXART_PSEUDOREG_BOARDNUMBER ) ); /* set miXart boardnumber to 0 */
415 writel_be( 0, MIXART_MEM( mgr, MIXART_FLOWTABLE_PTR ) ); /* reset pointer to flow table on miXart */
416
417 /* set elf status to copying */
418 writel_be( 1, MIXART_MEM( mgr, MIXART_PSEUDOREG_ELF_STATUS_OFFSET ));
419
420 /* process the copying of the elf packets */
421 err = mixart_load_elf( mgr, dsp );
422 if (err < 0) return err;
423
424 /* set elf status to copy finished */
425 writel_be( 2, MIXART_MEM( mgr, MIXART_PSEUDOREG_ELF_STATUS_OFFSET ));
426
427 /* wait for elf status == 4 */
428 err = mixart_wait_nice_for_register_value( mgr, MIXART_PSEUDOREG_ELF_STATUS_OFFSET, 1, 4, 300); /* 3sec */
429 if (err < 0) {
ee419653 430 snd_printk(KERN_ERR "elf could not be started\n");
1da177e4
LT		 431 return err;
432 }
433
434 /* miXart waits at this point on the pointer to the flow table */
435 writel_be( (u32)mgr->flowinfo.addr, MIXART_MEM( mgr, MIXART_FLOWTABLE_PTR ) ); /* give pointer of flow table to miXart */
436
437 return 0; /* return, another xilinx file has to be loaded before */
438
439 case MIXART_AESEBUBOARD_XLX_INDEX:
440 default:
441
442 /* elf and xilinx should be loaded */
ee419653
TI		 443 if (status_elf != 4 || status_xilinx != 4) {
444 printk(KERN_ERR "xilinx or elf not "
445 "successfully loaded\n");
1da177e4
LT		 446 return -EIO; /* modprob -r may help ? */
447 }
448
449 /* wait for daughter detection != 0 */
450 err = mixart_wait_nice_for_register_value( mgr, MIXART_PSEUDOREG_DBRD_PRESENCE_OFFSET, 0, 0, 30); /* 300msec */
451 if (err < 0) {
ee419653 452 snd_printk(KERN_ERR "error starting elf file\n");
1da177e4
LT		 453 return err;
454 }
455
456 /* the board type can now be retrieved */
457 mgr->board_type = (DAUGHTER_TYPE_MASK & readl_be( MIXART_MEM( mgr, MIXART_PSEUDOREG_DBRD_TYPE_OFFSET)));
458
459 if (mgr->board_type == MIXART_DAUGHTER_TYPE_NONE)
460 break; /* no daughter board; the file does not have to be loaded, continue after the switch */
461
462 /* only if aesebu daughter board presence (elf code must run) */
463 if (mgr->board_type != MIXART_DAUGHTER_TYPE_AES )
464 return -EINVAL;
465
466 /* daughter should be idle */
ee419653
TI		 467 if (status_daught != 0) {
468 printk(KERN_ERR "daughter load error ! status = %d\n",
469 status_daught);
1da177e4
LT		 470 return -EIO; /* modprob -r may help ? */
471 }
472
473 /* check daughterboard xilinx validity */
da3cec35
TI		 474 if (((u32*)(dsp->data))[0] == 0xffffffff)
475 return -EINVAL;
476 if (dsp->size % 4)
477 return -EINVAL;
1da177e4
LT		 478
479 /* inform mixart about the size of the file */
480 writel_be( dsp->size, MIXART_MEM( mgr, MIXART_PSEUDOREG_DXLX_SIZE_OFFSET ));
481
482 /* set daughterboard status to 1 */
483 writel_be( 1, MIXART_MEM( mgr, MIXART_PSEUDOREG_DXLX_STATUS_OFFSET ));
484
485 /* wait for status == 2 */
486 err = mixart_wait_nice_for_register_value( mgr, MIXART_PSEUDOREG_DXLX_STATUS_OFFSET, 1, 2, 30); /* 300msec */
487 if (err < 0) {
ee419653 488 snd_printk(KERN_ERR "daughter board load error\n");
1da177e4
LT		 489 return err;
490 }
491
492 /* get the address where to write the file */
493 val = readl_be( MIXART_MEM( mgr, MIXART_PSEUDOREG_DXLX_BASE_ADDR_OFFSET ));
da3cec35
TI		 494 if (!val)
495 return -EINVAL;
1da177e4
LT		 496
497 /* copy daughterboard xilinx code */
498 memcpy_toio( MIXART_MEM( mgr, val), dsp->data, dsp->size);
499
500 /* set daughterboard status to 4 */
501 writel_be( 4, MIXART_MEM( mgr, MIXART_PSEUDOREG_DXLX_STATUS_OFFSET ));
502
503 /* continue with init */
504 break;
505 } /* end of switch file index*/
506
507 /* wait for daughter status == 3 */
508 err = mixart_wait_nice_for_register_value( mgr, MIXART_PSEUDOREG_DXLX_STATUS_OFFSET, 1, 3, 300); /* 3sec */
509 if (err < 0) {
ee419653
TI		 510 snd_printk(KERN_ERR
511 "daughter board could not be initialised\n");
1da177e4
LT		 512 return err;
513 }
514
515 /* init mailbox (communication with embedded) */
516 snd_mixart_init_mailbox(mgr);
517
518 /* first communication with embedded */
519 err = mixart_first_init(mgr);
520 if (err < 0) {
ee419653 521 snd_printk(KERN_ERR "miXart could not be set up\n");
1da177e4
LT		 522 return err;
523 }
524
525 /* create devices and mixer in accordance with HW options*/
526 for (card_index = 0; card_index < mgr->num_cards; card_index++) {
67b48b88 527 struct snd_mixart *chip = mgr->chip[card_index];
1da177e4
LT		 528
529 if ((err = snd_mixart_create_pcm(chip)) < 0)
530 return err;
531
532 if (card_index == 0) {
533 if ((err = snd_mixart_create_mixer(chip->mgr)) < 0)
534 return err;
535 }
536
537 if ((err = snd_card_register(chip->card)) < 0)
538 return err;
539 };
540
541 snd_printdd("miXart firmware downloaded and successfully set up\n");
542
543 return 0;
544}
545
546
547#if defined(CONFIG_FW_LOADER) || defined(CONFIG_FW_LOADER_MODULE)
548#if !defined(CONFIG_USE_MIXARTLOADER) && !defined(CONFIG_SND_MIXART) /* built-in kernel */
549#define SND_MIXART_FW_LOADER /* use the standard firmware loader */
550#endif
551#endif
552
553#ifdef SND_MIXART_FW_LOADER
554
67b48b88 555int snd_mixart_setup_firmware(struct mixart_mgr *mgr)
1da177e4
LT		 556{
557 static char *fw_files[3] = {
558 "miXart8.xlx", "miXart8.elf", "miXart8AES.xlx"
559 };
560 char path[32];
561
562 const struct firmware *fw_entry;
563 int i, err;
564
565 for (i = 0; i < 3; i++) {
566 sprintf(path, "mixart/%s", fw_files[i]);
567 if (request_firmware(&fw_entry, path, &mgr->pci->dev)) {
568 snd_printk(KERN_ERR "miXart: can't load firmware %s\n", path);
569 return -ENOENT;
570 }
571 /* fake hwdep dsp record */
572 err = mixart_dsp_load(mgr, i, fw_entry);
573 release_firmware(fw_entry);
574 if (err < 0)
575 return err;
576 mgr->dsp_loaded |= 1 << i;
577 }
578 return 0;
579}
580
7e0af29d
CL		 581MODULE_FIRMWARE("mixart/miXart8.xlx");
582MODULE_FIRMWARE("mixart/miXart8.elf");
583MODULE_FIRMWARE("mixart/miXart8AES.xlx");
1da177e4
LT		 584
585#else /* old style firmware loading */
586
587/* miXart hwdep interface id string */
588#define SND_MIXART_HWDEP_ID "miXart Loader"
589
67b48b88
TI		 590static int mixart_hwdep_dsp_status(struct snd_hwdep *hw,
591 struct snd_hwdep_dsp_status *info)
1da177e4 592{
67b48b88 593 struct mixart_mgr *mgr = hw->private_data;
1da177e4
LT		 594
595 strcpy(info->id, "miXart");
596 info->num_dsps = MIXART_HARDW_FILES_MAX_INDEX;
597
598 if (mgr->dsp_loaded & (1 << MIXART_MOTHERBOARD_ELF_INDEX))
599 info->chip_ready = 1;
600
601 info->version = MIXART_DRIVER_VERSION;
602 return 0;
603}
604
67b48b88
TI		 605static int mixart_hwdep_dsp_load(struct snd_hwdep *hw,
606 struct snd_hwdep_dsp_image *dsp)
1da177e4 607{
67b48b88 608 struct mixart_mgr* mgr = hw->private_data;
1da177e4
LT		 609 struct firmware fw;
610 int err;
611
612 fw.size = dsp->length;
613 fw.data = vmalloc(dsp->length);
614 if (! fw.data) {
615 snd_printk(KERN_ERR "miXart: cannot allocate image size %d\n",
616 (int)dsp->length);
617 return -ENOMEM;
618 }
fd4f80de 619 if (copy_from_user((void *) fw.data, dsp->image, dsp->length)) {
1da177e4
LT		 620 vfree(fw.data);
621 return -EFAULT;
622 }
623 err = mixart_dsp_load(mgr, dsp->index, &fw);
624 vfree(fw.data);
625 if (err < 0)
626 return err;
627 mgr->dsp_loaded |= 1 << dsp->index;
628 return err;
629}
630
67b48b88 631int snd_mixart_setup_firmware(struct mixart_mgr *mgr)
1da177e4
LT		 632{
633 int err;
67b48b88 634 struct snd_hwdep *hw;
1da177e4
LT		 635
636 /* only create hwdep interface for first cardX (see "index" module parameter)*/
637 if ((err = snd_hwdep_new(mgr->chip[0]->card, SND_MIXART_HWDEP_ID, 0, &hw)) < 0)
638 return err;
639
640 hw->iface = SNDRV_HWDEP_IFACE_MIXART;
641 hw->private_data = mgr;
1da177e4
LT		 642 hw->ops.dsp_status = mixart_hwdep_dsp_status;
643 hw->ops.dsp_load = mixart_hwdep_dsp_load;
644 hw->exclusive = 1;
645 sprintf(hw->name, SND_MIXART_HWDEP_ID);
646 mgr->dsp_loaded = 0;
647
648 return snd_card_register(mgr->chip[0]->card);
649}
650
651#endif /* SND_MIXART_FW_LOADER */
Linux 6.x block layer and io_uring tree(s)