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Merge branch 'for-2.6.27' of git://git.infradead.org/users/dwmw2/firmware-2.6
[GitHub/mt8127/android_kernel_alcatel_ttab.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
291 snd_assert(phys_io.nb_uid >= (MIXART_MAX_CARDS * 2), return -EINVAL); /* min 2 phys io per card (analog in + analog out) */
292
293 for(k=0; k<mgr->num_cards; k++) {
294 mgr->chip[k]->uid_in_analog_physio = phys_io.uid[k];
295 mgr->chip[k]->uid_out_analog_physio = phys_io.uid[phys_io.nb_uid/2 + k];
296 }
297
298 return 0;
299}
300
301
67b48b88 302static int mixart_first_init(struct mixart_mgr *mgr)
1da177e4
LT		 303{
304 u32 k;
305 int err;
67b48b88 306 struct mixart_msg request;
1da177e4
LT		 307
308 if((err = mixart_enum_connectors(mgr)) < 0) return err;
309
310 if((err = mixart_enum_physio(mgr)) < 0) return err;
311
312 /* send a synchro command to card (necessary to do this before first MSG_STREAM_START_STREAM_GRP_PACKET) */
313 /* though why not here */
314 request.message_id = MSG_SYSTEM_SEND_SYNCHRO_CMD;
67b48b88 315 request.uid = (struct mixart_uid){0,0};
1da177e4
LT		 316 request.data = NULL;
317 request.size = 0;
318 /* this command has no data. response is a 32 bit status */
319 err = snd_mixart_send_msg(mgr, &request, sizeof(k), &k);
320 if( (err < 0) || (k != 0) ) {
321 snd_printk(KERN_ERR "error MSG_SYSTEM_SEND_SYNCHRO_CMD\n");
322 return err == 0 ? -EINVAL : err;
323 }
324
325 return 0;
326}
327
328
329/* firmware base addresses (when hard coded) */
330#define MIXART_MOTHERBOARD_XLX_BASE_ADDRESS 0x00600000
331
67b48b88 332static int mixart_dsp_load(struct mixart_mgr* mgr, int index, const struct firmware *dsp)
1da177e4
LT		 333{
334 int err, card_index;
335 u32 status_xilinx, status_elf, status_daught;
336 u32 val;
337
338 /* read motherboard xilinx status */
339 status_xilinx = readl_be( MIXART_MEM( mgr,MIXART_PSEUDOREG_MXLX_STATUS_OFFSET ));
340 /* read elf status */
341 status_elf = readl_be( MIXART_MEM( mgr,MIXART_PSEUDOREG_ELF_STATUS_OFFSET ));
342 /* read daughterboard xilinx status */
343 status_daught = readl_be( MIXART_MEM( mgr,MIXART_PSEUDOREG_DXLX_STATUS_OFFSET ));
344
345 /* motherboard xilinx status 5 will say that the board is performing a reset */
346 if( status_xilinx == 5 ) {
347 snd_printk( KERN_ERR "miXart is resetting !\n");
348 return -EAGAIN; /* try again later */
349 }
350
351 switch (index) {
352 case MIXART_MOTHERBOARD_XLX_INDEX:
353
354 /* xilinx already loaded ? */
355 if( status_xilinx == 4 ) {
356 snd_printk( KERN_DEBUG "xilinx is already loaded !\n");
357 return 0;
358 }
359 /* the status should be 0 == "idle" */
360 if( status_xilinx != 0 ) {
361 snd_printk( KERN_ERR "xilinx load error ! status = %d\n", status_xilinx);
362 return -EIO; /* modprob -r may help ? */
363 }
364
365 /* check xilinx validity */
366 snd_assert(((u32*)(dsp->data))[0]==0xFFFFFFFF, return -EINVAL);
367 snd_assert(dsp->size % 4 == 0, return -EINVAL);
368
369 /* set xilinx status to copying */
370 writel_be( 1, MIXART_MEM( mgr, MIXART_PSEUDOREG_MXLX_STATUS_OFFSET ));
371
372 /* setup xilinx base address */
373 writel_be( MIXART_MOTHERBOARD_XLX_BASE_ADDRESS, MIXART_MEM( mgr,MIXART_PSEUDOREG_MXLX_BASE_ADDR_OFFSET ));
374 /* setup code size for xilinx file */
375 writel_be( dsp->size, MIXART_MEM( mgr, MIXART_PSEUDOREG_MXLX_SIZE_OFFSET ));
376
377 /* copy xilinx code */
378 memcpy_toio( MIXART_MEM( mgr, MIXART_MOTHERBOARD_XLX_BASE_ADDRESS), dsp->data, dsp->size);
379
380 /* set xilinx status to copy finished */
381 writel_be( 2, MIXART_MEM( mgr, MIXART_PSEUDOREG_MXLX_STATUS_OFFSET ));
382
383 /* return, because no further processing needed */
384 return 0;
385
386 case MIXART_MOTHERBOARD_ELF_INDEX:
387
388 if( status_elf == 4 ) {
389 snd_printk( KERN_DEBUG "elf file already loaded !\n");
390 return 0;
391 }
392
393 /* the status should be 0 == "idle" */
394 if( status_elf != 0 ) {
395 snd_printk( KERN_ERR "elf load error ! status = %d\n", status_elf);
396 return -EIO; /* modprob -r may help ? */
397 }
398
399 /* wait for xilinx status == 4 */
400 err = mixart_wait_nice_for_register_value( mgr, MIXART_PSEUDOREG_MXLX_STATUS_OFFSET, 1, 4, 500); /* 5sec */
401 if (err < 0) {
402 snd_printk( KERN_ERR "xilinx was not loaded or could not be started\n");
403 return err;
404 }
405
406 /* init some data on the card */
407 writel_be( 0, MIXART_MEM( mgr, MIXART_PSEUDOREG_BOARDNUMBER ) ); /* set miXart boardnumber to 0 */
408 writel_be( 0, MIXART_MEM( mgr, MIXART_FLOWTABLE_PTR ) ); /* reset pointer to flow table on miXart */
409
410 /* set elf status to copying */
411 writel_be( 1, MIXART_MEM( mgr, MIXART_PSEUDOREG_ELF_STATUS_OFFSET ));
412
413 /* process the copying of the elf packets */
414 err = mixart_load_elf( mgr, dsp );
415 if (err < 0) return err;
416
417 /* set elf status to copy finished */
418 writel_be( 2, MIXART_MEM( mgr, MIXART_PSEUDOREG_ELF_STATUS_OFFSET ));
419
420 /* wait for elf status == 4 */
421 err = mixart_wait_nice_for_register_value( mgr, MIXART_PSEUDOREG_ELF_STATUS_OFFSET, 1, 4, 300); /* 3sec */
422 if (err < 0) {
423 snd_printk( KERN_ERR "elf could not be started\n");
424 return err;
425 }
426
427 /* miXart waits at this point on the pointer to the flow table */
428 writel_be( (u32)mgr->flowinfo.addr, MIXART_MEM( mgr, MIXART_FLOWTABLE_PTR ) ); /* give pointer of flow table to miXart */
429
430 return 0; /* return, another xilinx file has to be loaded before */
431
432 case MIXART_AESEBUBOARD_XLX_INDEX:
433 default:
434
435 /* elf and xilinx should be loaded */
436 if( (status_elf != 4) || (status_xilinx != 4) ) {
437 printk( KERN_ERR "xilinx or elf not successfully loaded\n");
438 return -EIO; /* modprob -r may help ? */
439 }
440
441 /* wait for daughter detection != 0 */
442 err = mixart_wait_nice_for_register_value( mgr, MIXART_PSEUDOREG_DBRD_PRESENCE_OFFSET, 0, 0, 30); /* 300msec */
443 if (err < 0) {
444 snd_printk( KERN_ERR "error starting elf file\n");
445 return err;
446 }
447
448 /* the board type can now be retrieved */
449 mgr->board_type = (DAUGHTER_TYPE_MASK & readl_be( MIXART_MEM( mgr, MIXART_PSEUDOREG_DBRD_TYPE_OFFSET)));
450
451 if (mgr->board_type == MIXART_DAUGHTER_TYPE_NONE)
452 break; /* no daughter board; the file does not have to be loaded, continue after the switch */
453
454 /* only if aesebu daughter board presence (elf code must run) */
455 if (mgr->board_type != MIXART_DAUGHTER_TYPE_AES )
456 return -EINVAL;
457
458 /* daughter should be idle */
459 if( status_daught != 0 ) {
460 printk( KERN_ERR "daughter load error ! status = %d\n", status_daught);
461 return -EIO; /* modprob -r may help ? */
462 }
463
464 /* check daughterboard xilinx validity */
465 snd_assert(((u32*)(dsp->data))[0]==0xFFFFFFFF, return -EINVAL);
466 snd_assert(dsp->size % 4 == 0, return -EINVAL);
467
468 /* inform mixart about the size of the file */
469 writel_be( dsp->size, MIXART_MEM( mgr, MIXART_PSEUDOREG_DXLX_SIZE_OFFSET ));
470
471 /* set daughterboard status to 1 */
472 writel_be( 1, MIXART_MEM( mgr, MIXART_PSEUDOREG_DXLX_STATUS_OFFSET ));
473
474 /* wait for status == 2 */
475 err = mixart_wait_nice_for_register_value( mgr, MIXART_PSEUDOREG_DXLX_STATUS_OFFSET, 1, 2, 30); /* 300msec */
476 if (err < 0) {
477 snd_printk( KERN_ERR "daughter board load error\n");
478 return err;
479 }
480
481 /* get the address where to write the file */
482 val = readl_be( MIXART_MEM( mgr, MIXART_PSEUDOREG_DXLX_BASE_ADDR_OFFSET ));
483 snd_assert(val != 0, return -EINVAL);
484
485 /* copy daughterboard xilinx code */
486 memcpy_toio( MIXART_MEM( mgr, val), dsp->data, dsp->size);
487
488 /* set daughterboard status to 4 */
489 writel_be( 4, MIXART_MEM( mgr, MIXART_PSEUDOREG_DXLX_STATUS_OFFSET ));
490
491 /* continue with init */
492 break;
493 } /* end of switch file index*/
494
495 /* wait for daughter status == 3 */
496 err = mixart_wait_nice_for_register_value( mgr, MIXART_PSEUDOREG_DXLX_STATUS_OFFSET, 1, 3, 300); /* 3sec */
497 if (err < 0) {
498 snd_printk( KERN_ERR "daughter board could not be initialised\n");
499 return err;
500 }
501
502 /* init mailbox (communication with embedded) */
503 snd_mixart_init_mailbox(mgr);
504
505 /* first communication with embedded */
506 err = mixart_first_init(mgr);
507 if (err < 0) {
508 snd_printk( KERN_ERR "miXart could not be set up\n");
509 return err;
510 }
511
512 /* create devices and mixer in accordance with HW options*/
513 for (card_index = 0; card_index < mgr->num_cards; card_index++) {
67b48b88 514 struct snd_mixart *chip = mgr->chip[card_index];
1da177e4
LT		 515
516 if ((err = snd_mixart_create_pcm(chip)) < 0)
517 return err;
518
519 if (card_index == 0) {
520 if ((err = snd_mixart_create_mixer(chip->mgr)) < 0)
521 return err;
522 }
523
524 if ((err = snd_card_register(chip->card)) < 0)
525 return err;
526 };
527
528 snd_printdd("miXart firmware downloaded and successfully set up\n");
529
530 return 0;
531}
532
533
534#if defined(CONFIG_FW_LOADER) || defined(CONFIG_FW_LOADER_MODULE)
535#if !defined(CONFIG_USE_MIXARTLOADER) && !defined(CONFIG_SND_MIXART) /* built-in kernel */
536#define SND_MIXART_FW_LOADER /* use the standard firmware loader */
537#endif
538#endif
539
540#ifdef SND_MIXART_FW_LOADER
541
67b48b88 542int snd_mixart_setup_firmware(struct mixart_mgr *mgr)
1da177e4
LT		 543{
544 static char *fw_files[3] = {
545 "miXart8.xlx", "miXart8.elf", "miXart8AES.xlx"
546 };
547 char path[32];
548
549 const struct firmware *fw_entry;
550 int i, err;
551
552 for (i = 0; i < 3; i++) {
553 sprintf(path, "mixart/%s", fw_files[i]);
554 if (request_firmware(&fw_entry, path, &mgr->pci->dev)) {
555 snd_printk(KERN_ERR "miXart: can't load firmware %s\n", path);
556 return -ENOENT;
557 }
558 /* fake hwdep dsp record */
559 err = mixart_dsp_load(mgr, i, fw_entry);
560 release_firmware(fw_entry);
561 if (err < 0)
562 return err;
563 mgr->dsp_loaded |= 1 << i;
564 }
565 return 0;
566}
567
7e0af29d
CL		 568MODULE_FIRMWARE("mixart/miXart8.xlx");
569MODULE_FIRMWARE("mixart/miXart8.elf");
570MODULE_FIRMWARE("mixart/miXart8AES.xlx");
1da177e4
LT		 571
572#else /* old style firmware loading */
573
574/* miXart hwdep interface id string */
575#define SND_MIXART_HWDEP_ID "miXart Loader"
576
67b48b88 577static int mixart_hwdep_open(struct snd_hwdep *hw, struct file *file)
1da177e4
LT		 578{
579 return 0;
580}
581
67b48b88 582static int mixart_hwdep_release(struct snd_hwdep *hw, struct file *file)
1da177e4
LT		 583{
584 return 0;
585}
586
67b48b88
TI		 587static int mixart_hwdep_dsp_status(struct snd_hwdep *hw,
588 struct snd_hwdep_dsp_status *info)
1da177e4 589{
67b48b88 590 struct mixart_mgr *mgr = hw->private_data;
1da177e4
LT		 591
592 strcpy(info->id, "miXart");
593 info->num_dsps = MIXART_HARDW_FILES_MAX_INDEX;
594
595 if (mgr->dsp_loaded & (1 << MIXART_MOTHERBOARD_ELF_INDEX))
596 info->chip_ready = 1;
597
598 info->version = MIXART_DRIVER_VERSION;
599 return 0;
600}
601
67b48b88
TI		 602static int mixart_hwdep_dsp_load(struct snd_hwdep *hw,
603 struct snd_hwdep_dsp_image *dsp)
1da177e4 604{
67b48b88 605 struct mixart_mgr* mgr = hw->private_data;
1da177e4
LT		 606 struct firmware fw;
607 int err;
608
609 fw.size = dsp->length;
610 fw.data = vmalloc(dsp->length);
611 if (! fw.data) {
612 snd_printk(KERN_ERR "miXart: cannot allocate image size %d\n",
613 (int)dsp->length);
614 return -ENOMEM;
615 }
fd4f80de 616 if (copy_from_user((void *) fw.data, dsp->image, dsp->length)) {
1da177e4
LT		 617 vfree(fw.data);
618 return -EFAULT;
619 }
620 err = mixart_dsp_load(mgr, dsp->index, &fw);
621 vfree(fw.data);
622 if (err < 0)
623 return err;
624 mgr->dsp_loaded |= 1 << dsp->index;
625 return err;
626}
627
67b48b88 628int snd_mixart_setup_firmware(struct mixart_mgr *mgr)
1da177e4
LT		 629{
630 int err;
67b48b88 631 struct snd_hwdep *hw;
1da177e4
LT		 632
633 /* only create hwdep interface for first cardX (see "index" module parameter)*/
634 if ((err = snd_hwdep_new(mgr->chip[0]->card, SND_MIXART_HWDEP_ID, 0, &hw)) < 0)
635 return err;
636
637 hw->iface = SNDRV_HWDEP_IFACE_MIXART;
638 hw->private_data = mgr;
639 hw->ops.open = mixart_hwdep_open;
640 hw->ops.release = mixart_hwdep_release;
641 hw->ops.dsp_status = mixart_hwdep_dsp_status;
642 hw->ops.dsp_load = mixart_hwdep_dsp_load;
643 hw->exclusive = 1;
644 sprintf(hw->name, SND_MIXART_HWDEP_ID);
645 mgr->dsp_loaded = 0;
646
647 return snd_card_register(mgr->chip[0]->card);
648}
649
650#endif /* SND_MIXART_FW_LOADER */
kernel source for telekom puls (alcatel/mediatek)