Linux 2.6.26-rc5
[linux-2.6/openmoko-kernel/knife-kernel.git] / sound / pci / cs46xx / dsp_spos.c
blobccc8bedb5b1a3e6136c913806cf347d60f7f8053
1 /*
2 * This program is free software; you can redistribute it and/or modify
3 * it under the terms of the GNU General Public License as published by
4 * the Free Software Foundation; either version 2 of the License, or
5 * (at your option) any later version.
7 * This program is distributed in the hope that it will be useful,
8 * but WITHOUT ANY WARRANTY; without even the implied warranty of
9 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
10 * GNU General Public License for more details.
12 * You should have received a copy of the GNU General Public License
13 * along with this program; if not, write to the Free Software
14 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
19 * 2002-07 Benny Sjostrand benny@hostmobility.com
23 #include <asm/io.h>
24 #include <linux/delay.h>
25 #include <linux/pm.h>
26 #include <linux/init.h>
27 #include <linux/slab.h>
28 #include <linux/vmalloc.h>
29 #include <linux/mutex.h>
31 #include <sound/core.h>
32 #include <sound/control.h>
33 #include <sound/info.h>
34 #include <sound/asoundef.h>
35 #include <sound/cs46xx.h>
37 #include "cs46xx_lib.h"
38 #include "dsp_spos.h"
40 static int cs46xx_dsp_async_init (struct snd_cs46xx *chip,
41 struct dsp_scb_descriptor * fg_entry);
43 static enum wide_opcode wide_opcodes[] = {
44 WIDE_FOR_BEGIN_LOOP,
45 WIDE_FOR_BEGIN_LOOP2,
46 WIDE_COND_GOTO_ADDR,
47 WIDE_COND_GOTO_CALL,
48 WIDE_TBEQ_COND_GOTO_ADDR,
49 WIDE_TBEQ_COND_CALL_ADDR,
50 WIDE_TBEQ_NCOND_GOTO_ADDR,
51 WIDE_TBEQ_NCOND_CALL_ADDR,
52 WIDE_TBEQ_COND_GOTO1_ADDR,
53 WIDE_TBEQ_COND_CALL1_ADDR,
54 WIDE_TBEQ_NCOND_GOTOI_ADDR,
55 WIDE_TBEQ_NCOND_CALL1_ADDR
58 static int shadow_and_reallocate_code (struct snd_cs46xx * chip, u32 * data, u32 size,
59 u32 overlay_begin_address)
61 unsigned int i = 0, j, nreallocated = 0;
62 u32 hival,loval,address;
63 u32 mop_operands,mop_type,wide_op;
64 struct dsp_spos_instance * ins = chip->dsp_spos_instance;
66 snd_assert( ((size % 2) == 0), return -EINVAL);
68 while (i < size) {
69 loval = data[i++];
70 hival = data[i++];
72 if (ins->code.offset > 0) {
73 mop_operands = (hival >> 6) & 0x03fff;
74 mop_type = mop_operands >> 10;
76 /* check for wide type instruction */
77 if (mop_type == 0 &&
78 (mop_operands & WIDE_LADD_INSTR_MASK) == 0 &&
79 (mop_operands & WIDE_INSTR_MASK) != 0) {
80 wide_op = loval & 0x7f;
81 for (j = 0;j < ARRAY_SIZE(wide_opcodes); ++j) {
82 if (wide_opcodes[j] == wide_op) {
83 /* need to reallocate instruction */
84 address = (hival & 0x00FFF) << 5;
85 address |= loval >> 15;
87 snd_printdd("handle_wideop[1]: %05x:%05x addr %04x\n",hival,loval,address);
89 if ( !(address & 0x8000) ) {
90 address += (ins->code.offset / 2) - overlay_begin_address;
91 } else {
92 snd_printdd("handle_wideop[1]: ROM symbol not reallocated\n");
95 hival &= 0xFF000;
96 loval &= 0x07FFF;
98 hival |= ( (address >> 5) & 0x00FFF);
99 loval |= ( (address << 15) & 0xF8000);
101 address = (hival & 0x00FFF) << 5;
102 address |= loval >> 15;
104 snd_printdd("handle_wideop:[2] %05x:%05x addr %04x\n",hival,loval,address);
105 nreallocated ++;
106 } /* wide_opcodes[j] == wide_op */
107 } /* for */
108 } /* mod_type == 0 ... */
109 } /* ins->code.offset > 0 */
111 ins->code.data[ins->code.size++] = loval;
112 ins->code.data[ins->code.size++] = hival;
115 snd_printdd("dsp_spos: %d instructions reallocated\n",nreallocated);
116 return nreallocated;
119 static struct dsp_segment_desc * get_segment_desc (struct dsp_module_desc * module, int seg_type)
121 int i;
122 for (i = 0;i < module->nsegments; ++i) {
123 if (module->segments[i].segment_type == seg_type) {
124 return (module->segments + i);
128 return NULL;
131 static int find_free_symbol_index (struct dsp_spos_instance * ins)
133 int index = ins->symbol_table.nsymbols,i;
135 for (i = ins->symbol_table.highest_frag_index; i < ins->symbol_table.nsymbols; ++i) {
136 if (ins->symbol_table.symbols[i].deleted) {
137 index = i;
138 break;
142 return index;
145 static int add_symbols (struct snd_cs46xx * chip, struct dsp_module_desc * module)
147 int i;
148 struct dsp_spos_instance * ins = chip->dsp_spos_instance;
150 if (module->symbol_table.nsymbols > 0) {
151 if (!strcmp(module->symbol_table.symbols[0].symbol_name, "OVERLAYBEGINADDRESS") &&
152 module->symbol_table.symbols[0].symbol_type == SYMBOL_CONSTANT ) {
153 module->overlay_begin_address = module->symbol_table.symbols[0].address;
157 for (i = 0;i < module->symbol_table.nsymbols; ++i) {
158 if (ins->symbol_table.nsymbols == (DSP_MAX_SYMBOLS - 1)) {
159 snd_printk(KERN_ERR "dsp_spos: symbol table is full\n");
160 return -ENOMEM;
164 if (cs46xx_dsp_lookup_symbol(chip,
165 module->symbol_table.symbols[i].symbol_name,
166 module->symbol_table.symbols[i].symbol_type) == NULL) {
168 ins->symbol_table.symbols[ins->symbol_table.nsymbols] = module->symbol_table.symbols[i];
169 ins->symbol_table.symbols[ins->symbol_table.nsymbols].address += ((ins->code.offset / 2) - module->overlay_begin_address);
170 ins->symbol_table.symbols[ins->symbol_table.nsymbols].module = module;
171 ins->symbol_table.symbols[ins->symbol_table.nsymbols].deleted = 0;
173 if (ins->symbol_table.nsymbols > ins->symbol_table.highest_frag_index)
174 ins->symbol_table.highest_frag_index = ins->symbol_table.nsymbols;
176 ins->symbol_table.nsymbols++;
177 } else {
178 /* if (0) printk ("dsp_spos: symbol <%s> duplicated, probably nothing wrong with that (Cirrus?)\n",
179 module->symbol_table.symbols[i].symbol_name); */
183 return 0;
186 static struct dsp_symbol_entry *
187 add_symbol (struct snd_cs46xx * chip, char * symbol_name, u32 address, int type)
189 struct dsp_spos_instance * ins = chip->dsp_spos_instance;
190 struct dsp_symbol_entry * symbol = NULL;
191 int index;
193 if (ins->symbol_table.nsymbols == (DSP_MAX_SYMBOLS - 1)) {
194 snd_printk(KERN_ERR "dsp_spos: symbol table is full\n");
195 return NULL;
198 if (cs46xx_dsp_lookup_symbol(chip,
199 symbol_name,
200 type) != NULL) {
201 snd_printk(KERN_ERR "dsp_spos: symbol <%s> duplicated\n", symbol_name);
202 return NULL;
205 index = find_free_symbol_index (ins);
207 strcpy (ins->symbol_table.symbols[index].symbol_name, symbol_name);
208 ins->symbol_table.symbols[index].address = address;
209 ins->symbol_table.symbols[index].symbol_type = type;
210 ins->symbol_table.symbols[index].module = NULL;
211 ins->symbol_table.symbols[index].deleted = 0;
212 symbol = (ins->symbol_table.symbols + index);
214 if (index > ins->symbol_table.highest_frag_index)
215 ins->symbol_table.highest_frag_index = index;
217 if (index == ins->symbol_table.nsymbols)
218 ins->symbol_table.nsymbols++; /* no frag. in list */
220 return symbol;
223 struct dsp_spos_instance *cs46xx_dsp_spos_create (struct snd_cs46xx * chip)
225 struct dsp_spos_instance * ins = kzalloc(sizeof(struct dsp_spos_instance), GFP_KERNEL);
227 if (ins == NULL)
228 return NULL;
230 /* better to use vmalloc for this big table */
231 ins->symbol_table.nsymbols = 0;
232 ins->symbol_table.symbols = vmalloc(sizeof(struct dsp_symbol_entry) *
233 DSP_MAX_SYMBOLS);
234 ins->symbol_table.highest_frag_index = 0;
236 if (ins->symbol_table.symbols == NULL) {
237 cs46xx_dsp_spos_destroy(chip);
238 goto error;
241 ins->code.offset = 0;
242 ins->code.size = 0;
243 ins->code.data = kmalloc(DSP_CODE_BYTE_SIZE, GFP_KERNEL);
245 if (ins->code.data == NULL) {
246 cs46xx_dsp_spos_destroy(chip);
247 goto error;
250 ins->nscb = 0;
251 ins->ntask = 0;
253 ins->nmodules = 0;
254 ins->modules = kmalloc(sizeof(struct dsp_module_desc) * DSP_MAX_MODULES, GFP_KERNEL);
256 if (ins->modules == NULL) {
257 cs46xx_dsp_spos_destroy(chip);
258 goto error;
261 /* default SPDIF input sample rate
262 to 48000 khz */
263 ins->spdif_in_sample_rate = 48000;
265 /* maximize volume */
266 ins->dac_volume_right = 0x8000;
267 ins->dac_volume_left = 0x8000;
268 ins->spdif_input_volume_right = 0x8000;
269 ins->spdif_input_volume_left = 0x8000;
271 /* set left and right validity bits and
272 default channel status */
273 ins->spdif_csuv_default =
274 ins->spdif_csuv_stream =
275 /* byte 0 */ ((unsigned int)_wrap_all_bits( (SNDRV_PCM_DEFAULT_CON_SPDIF & 0xff)) << 24) |
276 /* byte 1 */ ((unsigned int)_wrap_all_bits( ((SNDRV_PCM_DEFAULT_CON_SPDIF >> 8) & 0xff)) << 16) |
277 /* byte 3 */ (unsigned int)_wrap_all_bits( (SNDRV_PCM_DEFAULT_CON_SPDIF >> 24) & 0xff) |
278 /* left and right validity bits */ (1 << 13) | (1 << 12);
280 return ins;
282 error:
283 kfree(ins);
284 return NULL;
287 void cs46xx_dsp_spos_destroy (struct snd_cs46xx * chip)
289 int i;
290 struct dsp_spos_instance * ins = chip->dsp_spos_instance;
292 snd_assert(ins != NULL, return);
294 mutex_lock(&chip->spos_mutex);
295 for (i = 0; i < ins->nscb; ++i) {
296 if (ins->scbs[i].deleted) continue;
298 cs46xx_dsp_proc_free_scb_desc ( (ins->scbs + i) );
301 kfree(ins->code.data);
302 vfree(ins->symbol_table.symbols);
303 kfree(ins->modules);
304 kfree(ins);
305 mutex_unlock(&chip->spos_mutex);
308 static int dsp_load_parameter(struct snd_cs46xx *chip,
309 struct dsp_segment_desc *parameter)
311 u32 doffset, dsize;
313 if (!parameter) {
314 snd_printdd("dsp_spos: module got no parameter segment\n");
315 return 0;
318 doffset = (parameter->offset * 4 + DSP_PARAMETER_BYTE_OFFSET);
319 dsize = parameter->size * 4;
321 snd_printdd("dsp_spos: "
322 "downloading parameter data to chip (%08x-%08x)\n",
323 doffset,doffset + dsize);
324 if (snd_cs46xx_download (chip, parameter->data, doffset, dsize)) {
325 snd_printk(KERN_ERR "dsp_spos: "
326 "failed to download parameter data to DSP\n");
327 return -EINVAL;
329 return 0;
332 static int dsp_load_sample(struct snd_cs46xx *chip,
333 struct dsp_segment_desc *sample)
335 u32 doffset, dsize;
337 if (!sample) {
338 snd_printdd("dsp_spos: module got no sample segment\n");
339 return 0;
342 doffset = (sample->offset * 4 + DSP_SAMPLE_BYTE_OFFSET);
343 dsize = sample->size * 4;
345 snd_printdd("dsp_spos: downloading sample data to chip (%08x-%08x)\n",
346 doffset,doffset + dsize);
348 if (snd_cs46xx_download (chip,sample->data,doffset,dsize)) {
349 snd_printk(KERN_ERR "dsp_spos: failed to sample data to DSP\n");
350 return -EINVAL;
352 return 0;
355 int cs46xx_dsp_load_module (struct snd_cs46xx * chip, struct dsp_module_desc * module)
357 struct dsp_spos_instance * ins = chip->dsp_spos_instance;
358 struct dsp_segment_desc * code = get_segment_desc (module,SEGTYPE_SP_PROGRAM);
359 u32 doffset, dsize;
360 int err;
362 if (ins->nmodules == DSP_MAX_MODULES - 1) {
363 snd_printk(KERN_ERR "dsp_spos: to many modules loaded into DSP\n");
364 return -ENOMEM;
367 snd_printdd("dsp_spos: loading module %s into DSP\n", module->module_name);
369 if (ins->nmodules == 0) {
370 snd_printdd("dsp_spos: clearing parameter area\n");
371 snd_cs46xx_clear_BA1(chip, DSP_PARAMETER_BYTE_OFFSET, DSP_PARAMETER_BYTE_SIZE);
374 err = dsp_load_parameter(chip, get_segment_desc(module,
375 SEGTYPE_SP_PARAMETER));
376 if (err < 0)
377 return err;
379 if (ins->nmodules == 0) {
380 snd_printdd("dsp_spos: clearing sample area\n");
381 snd_cs46xx_clear_BA1(chip, DSP_SAMPLE_BYTE_OFFSET, DSP_SAMPLE_BYTE_SIZE);
384 err = dsp_load_sample(chip, get_segment_desc(module,
385 SEGTYPE_SP_SAMPLE));
386 if (err < 0)
387 return err;
389 if (ins->nmodules == 0) {
390 snd_printdd("dsp_spos: clearing code area\n");
391 snd_cs46xx_clear_BA1(chip, DSP_CODE_BYTE_OFFSET, DSP_CODE_BYTE_SIZE);
394 if (code == NULL) {
395 snd_printdd("dsp_spos: module got no code segment\n");
396 } else {
397 if (ins->code.offset + code->size > DSP_CODE_BYTE_SIZE) {
398 snd_printk(KERN_ERR "dsp_spos: no space available in DSP\n");
399 return -ENOMEM;
402 module->load_address = ins->code.offset;
403 module->overlay_begin_address = 0x000;
405 /* if module has a code segment it must have
406 symbol table */
407 snd_assert(module->symbol_table.symbols != NULL ,return -ENOMEM);
408 if (add_symbols(chip,module)) {
409 snd_printk(KERN_ERR "dsp_spos: failed to load symbol table\n");
410 return -ENOMEM;
413 doffset = (code->offset * 4 + ins->code.offset * 4 + DSP_CODE_BYTE_OFFSET);
414 dsize = code->size * 4;
415 snd_printdd("dsp_spos: downloading code to chip (%08x-%08x)\n",
416 doffset,doffset + dsize);
418 module->nfixups = shadow_and_reallocate_code(chip,code->data,code->size,module->overlay_begin_address);
420 if (snd_cs46xx_download (chip,(ins->code.data + ins->code.offset),doffset,dsize)) {
421 snd_printk(KERN_ERR "dsp_spos: failed to download code to DSP\n");
422 return -EINVAL;
425 ins->code.offset += code->size;
428 /* NOTE: module segments and symbol table must be
429 statically allocated. Case that module data is
430 not generated by the ospparser */
431 ins->modules[ins->nmodules] = *module;
432 ins->nmodules++;
434 return 0;
437 struct dsp_symbol_entry *
438 cs46xx_dsp_lookup_symbol (struct snd_cs46xx * chip, char * symbol_name, int symbol_type)
440 int i;
441 struct dsp_spos_instance * ins = chip->dsp_spos_instance;
443 for ( i = 0; i < ins->symbol_table.nsymbols; ++i ) {
445 if (ins->symbol_table.symbols[i].deleted)
446 continue;
448 if (!strcmp(ins->symbol_table.symbols[i].symbol_name,symbol_name) &&
449 ins->symbol_table.symbols[i].symbol_type == symbol_type) {
450 return (ins->symbol_table.symbols + i);
454 #if 0
455 printk ("dsp_spos: symbol <%s> type %02x not found\n",
456 symbol_name,symbol_type);
457 #endif
459 return NULL;
463 #ifdef CONFIG_PROC_FS
464 static struct dsp_symbol_entry *
465 cs46xx_dsp_lookup_symbol_addr (struct snd_cs46xx * chip, u32 address, int symbol_type)
467 int i;
468 struct dsp_spos_instance * ins = chip->dsp_spos_instance;
470 for ( i = 0; i < ins->symbol_table.nsymbols; ++i ) {
472 if (ins->symbol_table.symbols[i].deleted)
473 continue;
475 if (ins->symbol_table.symbols[i].address == address &&
476 ins->symbol_table.symbols[i].symbol_type == symbol_type) {
477 return (ins->symbol_table.symbols + i);
482 return NULL;
486 static void cs46xx_dsp_proc_symbol_table_read (struct snd_info_entry *entry,
487 struct snd_info_buffer *buffer)
489 struct snd_cs46xx *chip = entry->private_data;
490 struct dsp_spos_instance * ins = chip->dsp_spos_instance;
491 int i;
493 snd_iprintf(buffer, "SYMBOLS:\n");
494 for ( i = 0; i < ins->symbol_table.nsymbols; ++i ) {
495 char *module_str = "system";
497 if (ins->symbol_table.symbols[i].deleted)
498 continue;
500 if (ins->symbol_table.symbols[i].module != NULL) {
501 module_str = ins->symbol_table.symbols[i].module->module_name;
505 snd_iprintf(buffer, "%04X <%02X> %s [%s]\n",
506 ins->symbol_table.symbols[i].address,
507 ins->symbol_table.symbols[i].symbol_type,
508 ins->symbol_table.symbols[i].symbol_name,
509 module_str);
514 static void cs46xx_dsp_proc_modules_read (struct snd_info_entry *entry,
515 struct snd_info_buffer *buffer)
517 struct snd_cs46xx *chip = entry->private_data;
518 struct dsp_spos_instance * ins = chip->dsp_spos_instance;
519 int i,j;
521 mutex_lock(&chip->spos_mutex);
522 snd_iprintf(buffer, "MODULES:\n");
523 for ( i = 0; i < ins->nmodules; ++i ) {
524 snd_iprintf(buffer, "\n%s:\n", ins->modules[i].module_name);
525 snd_iprintf(buffer, " %d symbols\n", ins->modules[i].symbol_table.nsymbols);
526 snd_iprintf(buffer, " %d fixups\n", ins->modules[i].nfixups);
528 for (j = 0; j < ins->modules[i].nsegments; ++ j) {
529 struct dsp_segment_desc * desc = (ins->modules[i].segments + j);
530 snd_iprintf(buffer, " segment %02x offset %08x size %08x\n",
531 desc->segment_type,desc->offset, desc->size);
534 mutex_unlock(&chip->spos_mutex);
537 static void cs46xx_dsp_proc_task_tree_read (struct snd_info_entry *entry,
538 struct snd_info_buffer *buffer)
540 struct snd_cs46xx *chip = entry->private_data;
541 struct dsp_spos_instance * ins = chip->dsp_spos_instance;
542 int i, j, col;
543 void __iomem *dst = chip->region.idx[1].remap_addr + DSP_PARAMETER_BYTE_OFFSET;
545 mutex_lock(&chip->spos_mutex);
546 snd_iprintf(buffer, "TASK TREES:\n");
547 for ( i = 0; i < ins->ntask; ++i) {
548 snd_iprintf(buffer,"\n%04x %s:\n",ins->tasks[i].address,ins->tasks[i].task_name);
550 for (col = 0,j = 0;j < ins->tasks[i].size; j++,col++) {
551 u32 val;
552 if (col == 4) {
553 snd_iprintf(buffer,"\n");
554 col = 0;
556 val = readl(dst + (ins->tasks[i].address + j) * sizeof(u32));
557 snd_iprintf(buffer,"%08x ",val);
561 snd_iprintf(buffer,"\n");
562 mutex_unlock(&chip->spos_mutex);
565 static void cs46xx_dsp_proc_scb_read (struct snd_info_entry *entry,
566 struct snd_info_buffer *buffer)
568 struct snd_cs46xx *chip = entry->private_data;
569 struct dsp_spos_instance * ins = chip->dsp_spos_instance;
570 int i;
572 mutex_lock(&chip->spos_mutex);
573 snd_iprintf(buffer, "SCB's:\n");
574 for ( i = 0; i < ins->nscb; ++i) {
575 if (ins->scbs[i].deleted)
576 continue;
577 snd_iprintf(buffer,"\n%04x %s:\n\n",ins->scbs[i].address,ins->scbs[i].scb_name);
579 if (ins->scbs[i].parent_scb_ptr != NULL) {
580 snd_iprintf(buffer,"parent [%s:%04x] ",
581 ins->scbs[i].parent_scb_ptr->scb_name,
582 ins->scbs[i].parent_scb_ptr->address);
583 } else snd_iprintf(buffer,"parent [none] ");
585 snd_iprintf(buffer,"sub_list_ptr [%s:%04x]\nnext_scb_ptr [%s:%04x] task_entry [%s:%04x]\n",
586 ins->scbs[i].sub_list_ptr->scb_name,
587 ins->scbs[i].sub_list_ptr->address,
588 ins->scbs[i].next_scb_ptr->scb_name,
589 ins->scbs[i].next_scb_ptr->address,
590 ins->scbs[i].task_entry->symbol_name,
591 ins->scbs[i].task_entry->address);
594 snd_iprintf(buffer,"\n");
595 mutex_unlock(&chip->spos_mutex);
598 static void cs46xx_dsp_proc_parameter_dump_read (struct snd_info_entry *entry,
599 struct snd_info_buffer *buffer)
601 struct snd_cs46xx *chip = entry->private_data;
602 /*struct dsp_spos_instance * ins = chip->dsp_spos_instance; */
603 unsigned int i, col = 0;
604 void __iomem *dst = chip->region.idx[1].remap_addr + DSP_PARAMETER_BYTE_OFFSET;
605 struct dsp_symbol_entry * symbol;
607 for (i = 0;i < DSP_PARAMETER_BYTE_SIZE; i += sizeof(u32),col ++) {
608 if (col == 4) {
609 snd_iprintf(buffer,"\n");
610 col = 0;
613 if ( (symbol = cs46xx_dsp_lookup_symbol_addr (chip,i / sizeof(u32), SYMBOL_PARAMETER)) != NULL) {
614 col = 0;
615 snd_iprintf (buffer,"\n%s:\n",symbol->symbol_name);
618 if (col == 0) {
619 snd_iprintf(buffer, "%04X ", i / (unsigned int)sizeof(u32));
622 snd_iprintf(buffer,"%08X ",readl(dst + i));
626 static void cs46xx_dsp_proc_sample_dump_read (struct snd_info_entry *entry,
627 struct snd_info_buffer *buffer)
629 struct snd_cs46xx *chip = entry->private_data;
630 int i,col = 0;
631 void __iomem *dst = chip->region.idx[2].remap_addr;
633 snd_iprintf(buffer,"PCMREADER:\n");
634 for (i = PCM_READER_BUF1;i < PCM_READER_BUF1 + 0x30; i += sizeof(u32),col ++) {
635 if (col == 4) {
636 snd_iprintf(buffer,"\n");
637 col = 0;
640 if (col == 0) {
641 snd_iprintf(buffer, "%04X ",i);
644 snd_iprintf(buffer,"%08X ",readl(dst + i));
647 snd_iprintf(buffer,"\nMIX_SAMPLE_BUF1:\n");
649 col = 0;
650 for (i = MIX_SAMPLE_BUF1;i < MIX_SAMPLE_BUF1 + 0x40; i += sizeof(u32),col ++) {
651 if (col == 4) {
652 snd_iprintf(buffer,"\n");
653 col = 0;
656 if (col == 0) {
657 snd_iprintf(buffer, "%04X ",i);
660 snd_iprintf(buffer,"%08X ",readl(dst + i));
663 snd_iprintf(buffer,"\nSRC_TASK_SCB1:\n");
664 col = 0;
665 for (i = 0x2480 ; i < 0x2480 + 0x40 ; i += sizeof(u32),col ++) {
666 if (col == 4) {
667 snd_iprintf(buffer,"\n");
668 col = 0;
671 if (col == 0) {
672 snd_iprintf(buffer, "%04X ",i);
675 snd_iprintf(buffer,"%08X ",readl(dst + i));
679 snd_iprintf(buffer,"\nSPDIFO_BUFFER:\n");
680 col = 0;
681 for (i = SPDIFO_IP_OUTPUT_BUFFER1;i < SPDIFO_IP_OUTPUT_BUFFER1 + 0x30; i += sizeof(u32),col ++) {
682 if (col == 4) {
683 snd_iprintf(buffer,"\n");
684 col = 0;
687 if (col == 0) {
688 snd_iprintf(buffer, "%04X ",i);
691 snd_iprintf(buffer,"%08X ",readl(dst + i));
694 snd_iprintf(buffer,"\n...\n");
695 col = 0;
697 for (i = SPDIFO_IP_OUTPUT_BUFFER1+0xD0;i < SPDIFO_IP_OUTPUT_BUFFER1 + 0x110; i += sizeof(u32),col ++) {
698 if (col == 4) {
699 snd_iprintf(buffer,"\n");
700 col = 0;
703 if (col == 0) {
704 snd_iprintf(buffer, "%04X ",i);
707 snd_iprintf(buffer,"%08X ",readl(dst + i));
711 snd_iprintf(buffer,"\nOUTPUT_SNOOP:\n");
712 col = 0;
713 for (i = OUTPUT_SNOOP_BUFFER;i < OUTPUT_SNOOP_BUFFER + 0x40; i += sizeof(u32),col ++) {
714 if (col == 4) {
715 snd_iprintf(buffer,"\n");
716 col = 0;
719 if (col == 0) {
720 snd_iprintf(buffer, "%04X ",i);
723 snd_iprintf(buffer,"%08X ",readl(dst + i));
726 snd_iprintf(buffer,"\nCODEC_INPUT_BUF1: \n");
727 col = 0;
728 for (i = CODEC_INPUT_BUF1;i < CODEC_INPUT_BUF1 + 0x40; i += sizeof(u32),col ++) {
729 if (col == 4) {
730 snd_iprintf(buffer,"\n");
731 col = 0;
734 if (col == 0) {
735 snd_iprintf(buffer, "%04X ",i);
738 snd_iprintf(buffer,"%08X ",readl(dst + i));
740 #if 0
741 snd_iprintf(buffer,"\nWRITE_BACK_BUF1: \n");
742 col = 0;
743 for (i = WRITE_BACK_BUF1;i < WRITE_BACK_BUF1 + 0x40; i += sizeof(u32),col ++) {
744 if (col == 4) {
745 snd_iprintf(buffer,"\n");
746 col = 0;
749 if (col == 0) {
750 snd_iprintf(buffer, "%04X ",i);
753 snd_iprintf(buffer,"%08X ",readl(dst + i));
755 #endif
757 snd_iprintf(buffer,"\nSPDIFI_IP_OUTPUT_BUFFER1: \n");
758 col = 0;
759 for (i = SPDIFI_IP_OUTPUT_BUFFER1;i < SPDIFI_IP_OUTPUT_BUFFER1 + 0x80; i += sizeof(u32),col ++) {
760 if (col == 4) {
761 snd_iprintf(buffer,"\n");
762 col = 0;
765 if (col == 0) {
766 snd_iprintf(buffer, "%04X ",i);
769 snd_iprintf(buffer,"%08X ",readl(dst + i));
771 snd_iprintf(buffer,"\n");
774 int cs46xx_dsp_proc_init (struct snd_card *card, struct snd_cs46xx *chip)
776 struct snd_info_entry *entry;
777 struct dsp_spos_instance * ins = chip->dsp_spos_instance;
778 int i;
780 ins->snd_card = card;
782 if ((entry = snd_info_create_card_entry(card, "dsp", card->proc_root)) != NULL) {
783 entry->content = SNDRV_INFO_CONTENT_TEXT;
784 entry->mode = S_IFDIR | S_IRUGO | S_IXUGO;
786 if (snd_info_register(entry) < 0) {
787 snd_info_free_entry(entry);
788 entry = NULL;
792 ins->proc_dsp_dir = entry;
794 if (!ins->proc_dsp_dir)
795 return -ENOMEM;
797 if ((entry = snd_info_create_card_entry(card, "spos_symbols", ins->proc_dsp_dir)) != NULL) {
798 entry->content = SNDRV_INFO_CONTENT_TEXT;
799 entry->private_data = chip;
800 entry->mode = S_IFREG | S_IRUGO | S_IWUSR;
801 entry->c.text.read = cs46xx_dsp_proc_symbol_table_read;
802 if (snd_info_register(entry) < 0) {
803 snd_info_free_entry(entry);
804 entry = NULL;
807 ins->proc_sym_info_entry = entry;
809 if ((entry = snd_info_create_card_entry(card, "spos_modules", ins->proc_dsp_dir)) != NULL) {
810 entry->content = SNDRV_INFO_CONTENT_TEXT;
811 entry->private_data = chip;
812 entry->mode = S_IFREG | S_IRUGO | S_IWUSR;
813 entry->c.text.read = cs46xx_dsp_proc_modules_read;
814 if (snd_info_register(entry) < 0) {
815 snd_info_free_entry(entry);
816 entry = NULL;
819 ins->proc_modules_info_entry = entry;
821 if ((entry = snd_info_create_card_entry(card, "parameter", ins->proc_dsp_dir)) != NULL) {
822 entry->content = SNDRV_INFO_CONTENT_TEXT;
823 entry->private_data = chip;
824 entry->mode = S_IFREG | S_IRUGO | S_IWUSR;
825 entry->c.text.read = cs46xx_dsp_proc_parameter_dump_read;
826 if (snd_info_register(entry) < 0) {
827 snd_info_free_entry(entry);
828 entry = NULL;
831 ins->proc_parameter_dump_info_entry = entry;
833 if ((entry = snd_info_create_card_entry(card, "sample", ins->proc_dsp_dir)) != NULL) {
834 entry->content = SNDRV_INFO_CONTENT_TEXT;
835 entry->private_data = chip;
836 entry->mode = S_IFREG | S_IRUGO | S_IWUSR;
837 entry->c.text.read = cs46xx_dsp_proc_sample_dump_read;
838 if (snd_info_register(entry) < 0) {
839 snd_info_free_entry(entry);
840 entry = NULL;
843 ins->proc_sample_dump_info_entry = entry;
845 if ((entry = snd_info_create_card_entry(card, "task_tree", ins->proc_dsp_dir)) != NULL) {
846 entry->content = SNDRV_INFO_CONTENT_TEXT;
847 entry->private_data = chip;
848 entry->mode = S_IFREG | S_IRUGO | S_IWUSR;
849 entry->c.text.read = cs46xx_dsp_proc_task_tree_read;
850 if (snd_info_register(entry) < 0) {
851 snd_info_free_entry(entry);
852 entry = NULL;
855 ins->proc_task_info_entry = entry;
857 if ((entry = snd_info_create_card_entry(card, "scb_info", ins->proc_dsp_dir)) != NULL) {
858 entry->content = SNDRV_INFO_CONTENT_TEXT;
859 entry->private_data = chip;
860 entry->mode = S_IFREG | S_IRUGO | S_IWUSR;
861 entry->c.text.read = cs46xx_dsp_proc_scb_read;
862 if (snd_info_register(entry) < 0) {
863 snd_info_free_entry(entry);
864 entry = NULL;
867 ins->proc_scb_info_entry = entry;
869 mutex_lock(&chip->spos_mutex);
870 /* register/update SCB's entries on proc */
871 for (i = 0; i < ins->nscb; ++i) {
872 if (ins->scbs[i].deleted) continue;
874 cs46xx_dsp_proc_register_scb_desc (chip, (ins->scbs + i));
876 mutex_unlock(&chip->spos_mutex);
878 return 0;
881 int cs46xx_dsp_proc_done (struct snd_cs46xx *chip)
883 struct dsp_spos_instance * ins = chip->dsp_spos_instance;
884 int i;
886 snd_info_free_entry(ins->proc_sym_info_entry);
887 ins->proc_sym_info_entry = NULL;
889 snd_info_free_entry(ins->proc_modules_info_entry);
890 ins->proc_modules_info_entry = NULL;
892 snd_info_free_entry(ins->proc_parameter_dump_info_entry);
893 ins->proc_parameter_dump_info_entry = NULL;
895 snd_info_free_entry(ins->proc_sample_dump_info_entry);
896 ins->proc_sample_dump_info_entry = NULL;
898 snd_info_free_entry(ins->proc_scb_info_entry);
899 ins->proc_scb_info_entry = NULL;
901 snd_info_free_entry(ins->proc_task_info_entry);
902 ins->proc_task_info_entry = NULL;
904 mutex_lock(&chip->spos_mutex);
905 for (i = 0; i < ins->nscb; ++i) {
906 if (ins->scbs[i].deleted) continue;
907 cs46xx_dsp_proc_free_scb_desc ( (ins->scbs + i) );
909 mutex_unlock(&chip->spos_mutex);
911 snd_info_free_entry(ins->proc_dsp_dir);
912 ins->proc_dsp_dir = NULL;
914 return 0;
916 #endif /* CONFIG_PROC_FS */
918 static int debug_tree;
919 static void _dsp_create_task_tree (struct snd_cs46xx *chip, u32 * task_data,
920 u32 dest, int size)
922 void __iomem *spdst = chip->region.idx[1].remap_addr +
923 DSP_PARAMETER_BYTE_OFFSET + dest * sizeof(u32);
924 int i;
926 for (i = 0; i < size; ++i) {
927 if (debug_tree) printk ("addr %p, val %08x\n",spdst,task_data[i]);
928 writel(task_data[i],spdst);
929 spdst += sizeof(u32);
933 static int debug_scb;
934 static void _dsp_create_scb (struct snd_cs46xx *chip, u32 * scb_data, u32 dest)
936 void __iomem *spdst = chip->region.idx[1].remap_addr +
937 DSP_PARAMETER_BYTE_OFFSET + dest * sizeof(u32);
938 int i;
940 for (i = 0; i < 0x10; ++i) {
941 if (debug_scb) printk ("addr %p, val %08x\n",spdst,scb_data[i]);
942 writel(scb_data[i],spdst);
943 spdst += sizeof(u32);
947 static int find_free_scb_index (struct dsp_spos_instance * ins)
949 int index = ins->nscb, i;
951 for (i = ins->scb_highest_frag_index; i < ins->nscb; ++i) {
952 if (ins->scbs[i].deleted) {
953 index = i;
954 break;
958 return index;
961 static struct dsp_scb_descriptor * _map_scb (struct snd_cs46xx *chip, char * name, u32 dest)
963 struct dsp_spos_instance * ins = chip->dsp_spos_instance;
964 struct dsp_scb_descriptor * desc = NULL;
965 int index;
967 if (ins->nscb == DSP_MAX_SCB_DESC - 1) {
968 snd_printk(KERN_ERR "dsp_spos: got no place for other SCB\n");
969 return NULL;
972 index = find_free_scb_index (ins);
974 strcpy(ins->scbs[index].scb_name, name);
975 ins->scbs[index].address = dest;
976 ins->scbs[index].index = index;
977 ins->scbs[index].proc_info = NULL;
978 ins->scbs[index].ref_count = 1;
979 ins->scbs[index].deleted = 0;
980 spin_lock_init(&ins->scbs[index].lock);
982 desc = (ins->scbs + index);
983 ins->scbs[index].scb_symbol = add_symbol (chip, name, dest, SYMBOL_PARAMETER);
985 if (index > ins->scb_highest_frag_index)
986 ins->scb_highest_frag_index = index;
988 if (index == ins->nscb)
989 ins->nscb++;
991 return desc;
994 static struct dsp_task_descriptor *
995 _map_task_tree (struct snd_cs46xx *chip, char * name, u32 dest, u32 size)
997 struct dsp_spos_instance * ins = chip->dsp_spos_instance;
998 struct dsp_task_descriptor * desc = NULL;
1000 if (ins->ntask == DSP_MAX_TASK_DESC - 1) {
1001 snd_printk(KERN_ERR "dsp_spos: got no place for other TASK\n");
1002 return NULL;
1005 if (name)
1006 strcpy(ins->tasks[ins->ntask].task_name, name);
1007 else
1008 strcpy(ins->tasks[ins->ntask].task_name, "(NULL)");
1009 ins->tasks[ins->ntask].address = dest;
1010 ins->tasks[ins->ntask].size = size;
1012 /* quick find in list */
1013 ins->tasks[ins->ntask].index = ins->ntask;
1014 desc = (ins->tasks + ins->ntask);
1015 ins->ntask++;
1017 if (name)
1018 add_symbol (chip,name,dest,SYMBOL_PARAMETER);
1019 return desc;
1022 struct dsp_scb_descriptor *
1023 cs46xx_dsp_create_scb (struct snd_cs46xx *chip, char * name, u32 * scb_data, u32 dest)
1025 struct dsp_scb_descriptor * desc;
1027 desc = _map_scb (chip,name,dest);
1028 if (desc) {
1029 desc->data = scb_data;
1030 _dsp_create_scb(chip,scb_data,dest);
1031 } else {
1032 snd_printk(KERN_ERR "dsp_spos: failed to map SCB\n");
1035 return desc;
1039 static struct dsp_task_descriptor *
1040 cs46xx_dsp_create_task_tree (struct snd_cs46xx *chip, char * name, u32 * task_data,
1041 u32 dest, int size)
1043 struct dsp_task_descriptor * desc;
1045 desc = _map_task_tree (chip,name,dest,size);
1046 if (desc) {
1047 desc->data = task_data;
1048 _dsp_create_task_tree(chip,task_data,dest,size);
1049 } else {
1050 snd_printk(KERN_ERR "dsp_spos: failed to map TASK\n");
1053 return desc;
1056 int cs46xx_dsp_scb_and_task_init (struct snd_cs46xx *chip)
1058 struct dsp_spos_instance * ins = chip->dsp_spos_instance;
1059 struct dsp_symbol_entry * fg_task_tree_header_code;
1060 struct dsp_symbol_entry * task_tree_header_code;
1061 struct dsp_symbol_entry * task_tree_thread;
1062 struct dsp_symbol_entry * null_algorithm;
1063 struct dsp_symbol_entry * magic_snoop_task;
1065 struct dsp_scb_descriptor * timing_master_scb;
1066 struct dsp_scb_descriptor * codec_out_scb;
1067 struct dsp_scb_descriptor * codec_in_scb;
1068 struct dsp_scb_descriptor * src_task_scb;
1069 struct dsp_scb_descriptor * master_mix_scb;
1070 struct dsp_scb_descriptor * rear_mix_scb;
1071 struct dsp_scb_descriptor * record_mix_scb;
1072 struct dsp_scb_descriptor * write_back_scb;
1073 struct dsp_scb_descriptor * vari_decimate_scb;
1074 struct dsp_scb_descriptor * rear_codec_out_scb;
1075 struct dsp_scb_descriptor * clfe_codec_out_scb;
1076 struct dsp_scb_descriptor * magic_snoop_scb;
1078 int fifo_addr, fifo_span, valid_slots;
1080 static struct dsp_spos_control_block sposcb = {
1081 /* 0 */ HFG_TREE_SCB,HFG_STACK,
1082 /* 1 */ SPOSCB_ADDR,BG_TREE_SCB_ADDR,
1083 /* 2 */ DSP_SPOS_DC,0,
1084 /* 3 */ DSP_SPOS_DC,DSP_SPOS_DC,
1085 /* 4 */ 0,0,
1086 /* 5 */ DSP_SPOS_UU,0,
1087 /* 6 */ FG_TASK_HEADER_ADDR,0,
1088 /* 7 */ 0,0,
1089 /* 8 */ DSP_SPOS_UU,DSP_SPOS_DC,
1090 /* 9 */ 0,
1091 /* A */ 0,HFG_FIRST_EXECUTE_MODE,
1092 /* B */ DSP_SPOS_UU,DSP_SPOS_UU,
1093 /* C */ DSP_SPOS_DC_DC,
1094 /* D */ DSP_SPOS_DC_DC,
1095 /* E */ DSP_SPOS_DC_DC,
1096 /* F */ DSP_SPOS_DC_DC
1099 cs46xx_dsp_create_task_tree(chip, "sposCB", (u32 *)&sposcb, SPOSCB_ADDR, 0x10);
1101 null_algorithm = cs46xx_dsp_lookup_symbol(chip, "NULLALGORITHM", SYMBOL_CODE);
1102 if (null_algorithm == NULL) {
1103 snd_printk(KERN_ERR "dsp_spos: symbol NULLALGORITHM not found\n");
1104 return -EIO;
1107 fg_task_tree_header_code = cs46xx_dsp_lookup_symbol(chip, "FGTASKTREEHEADERCODE", SYMBOL_CODE);
1108 if (fg_task_tree_header_code == NULL) {
1109 snd_printk(KERN_ERR "dsp_spos: symbol FGTASKTREEHEADERCODE not found\n");
1110 return -EIO;
1113 task_tree_header_code = cs46xx_dsp_lookup_symbol(chip, "TASKTREEHEADERCODE", SYMBOL_CODE);
1114 if (task_tree_header_code == NULL) {
1115 snd_printk(KERN_ERR "dsp_spos: symbol TASKTREEHEADERCODE not found\n");
1116 return -EIO;
1119 task_tree_thread = cs46xx_dsp_lookup_symbol(chip, "TASKTREETHREAD", SYMBOL_CODE);
1120 if (task_tree_thread == NULL) {
1121 snd_printk(KERN_ERR "dsp_spos: symbol TASKTREETHREAD not found\n");
1122 return -EIO;
1125 magic_snoop_task = cs46xx_dsp_lookup_symbol(chip, "MAGICSNOOPTASK", SYMBOL_CODE);
1126 if (magic_snoop_task == NULL) {
1127 snd_printk(KERN_ERR "dsp_spos: symbol MAGICSNOOPTASK not found\n");
1128 return -EIO;
1132 /* create the null SCB */
1133 static struct dsp_generic_scb null_scb = {
1134 { 0, 0, 0, 0 },
1135 { 0, 0, 0, 0, 0 },
1136 NULL_SCB_ADDR, NULL_SCB_ADDR,
1137 0, 0, 0, 0, 0,
1139 0,0,
1140 0,0,
1144 null_scb.entry_point = null_algorithm->address;
1145 ins->the_null_scb = cs46xx_dsp_create_scb(chip, "nullSCB", (u32 *)&null_scb, NULL_SCB_ADDR);
1146 ins->the_null_scb->task_entry = null_algorithm;
1147 ins->the_null_scb->sub_list_ptr = ins->the_null_scb;
1148 ins->the_null_scb->next_scb_ptr = ins->the_null_scb;
1149 ins->the_null_scb->parent_scb_ptr = NULL;
1150 cs46xx_dsp_proc_register_scb_desc (chip,ins->the_null_scb);
1154 /* setup foreground task tree */
1155 static struct dsp_task_tree_control_block fg_task_tree_hdr = {
1156 { FG_TASK_HEADER_ADDR | (DSP_SPOS_DC << 0x10),
1157 DSP_SPOS_DC_DC,
1158 DSP_SPOS_DC_DC,
1159 0x0000,DSP_SPOS_DC,
1160 DSP_SPOS_DC, DSP_SPOS_DC,
1161 DSP_SPOS_DC_DC,
1162 DSP_SPOS_DC_DC,
1163 DSP_SPOS_DC_DC,
1164 DSP_SPOS_DC,DSP_SPOS_DC },
1167 BG_TREE_SCB_ADDR,TIMINGMASTER_SCB_ADDR,
1169 FG_TASK_HEADER_ADDR + TCBData,
1173 4,0,
1174 1,0,
1175 2,SPOSCB_ADDR + HFGFlags,
1176 0,0,
1177 FG_TASK_HEADER_ADDR + TCBContextBlk,FG_STACK
1181 DSP_SPOS_DC,0,
1182 DSP_SPOS_DC,DSP_SPOS_DC,
1183 DSP_SPOS_DC,DSP_SPOS_DC,
1184 DSP_SPOS_DC,DSP_SPOS_DC,
1185 DSP_SPOS_DC,DSP_SPOS_DC,
1186 DSP_SPOS_DCDC,
1187 DSP_SPOS_UU,1,
1188 DSP_SPOS_DCDC,
1189 DSP_SPOS_DCDC,
1190 DSP_SPOS_DCDC,
1191 DSP_SPOS_DCDC,
1192 DSP_SPOS_DCDC,
1193 DSP_SPOS_DCDC,
1194 DSP_SPOS_DCDC,
1195 DSP_SPOS_DCDC,
1196 DSP_SPOS_DCDC,
1197 DSP_SPOS_DCDC,
1198 DSP_SPOS_DCDC,
1199 DSP_SPOS_DCDC,
1200 DSP_SPOS_DCDC,
1201 DSP_SPOS_DCDC,
1202 DSP_SPOS_DCDC,
1203 DSP_SPOS_DCDC,
1204 DSP_SPOS_DCDC,
1205 DSP_SPOS_DCDC,
1206 DSP_SPOS_DCDC,
1207 DSP_SPOS_DCDC,
1208 DSP_SPOS_DCDC,
1209 DSP_SPOS_DCDC,
1210 DSP_SPOS_DCDC,
1211 DSP_SPOS_DCDC,
1212 DSP_SPOS_DCDC,
1213 DSP_SPOS_DCDC,
1214 DSP_SPOS_DCDC,
1215 DSP_SPOS_DCDC
1218 FG_INTERVAL_TIMER_PERIOD,DSP_SPOS_UU,
1223 fg_task_tree_hdr.links.entry_point = fg_task_tree_header_code->address;
1224 fg_task_tree_hdr.context_blk.stack0 = task_tree_thread->address;
1225 cs46xx_dsp_create_task_tree(chip,"FGtaskTreeHdr",(u32 *)&fg_task_tree_hdr,FG_TASK_HEADER_ADDR,0x35);
1230 /* setup foreground task tree */
1231 static struct dsp_task_tree_control_block bg_task_tree_hdr = {
1232 { DSP_SPOS_DC_DC,
1233 DSP_SPOS_DC_DC,
1234 DSP_SPOS_DC_DC,
1235 DSP_SPOS_DC, DSP_SPOS_DC,
1236 DSP_SPOS_DC, DSP_SPOS_DC,
1237 DSP_SPOS_DC_DC,
1238 DSP_SPOS_DC_DC,
1239 DSP_SPOS_DC_DC,
1240 DSP_SPOS_DC,DSP_SPOS_DC },
1243 NULL_SCB_ADDR,NULL_SCB_ADDR, /* Set up the background to do nothing */
1245 BG_TREE_SCB_ADDR + TCBData,
1249 9999,0,
1250 0,1,
1251 0,SPOSCB_ADDR + HFGFlags,
1252 0,0,
1253 BG_TREE_SCB_ADDR + TCBContextBlk,BG_STACK
1257 DSP_SPOS_DC,0,
1258 DSP_SPOS_DC,DSP_SPOS_DC,
1259 DSP_SPOS_DC,DSP_SPOS_DC,
1260 DSP_SPOS_DC,DSP_SPOS_DC,
1261 DSP_SPOS_DC,DSP_SPOS_DC,
1262 DSP_SPOS_DCDC,
1263 DSP_SPOS_UU,1,
1264 DSP_SPOS_DCDC,
1265 DSP_SPOS_DCDC,
1266 DSP_SPOS_DCDC,
1267 DSP_SPOS_DCDC,
1268 DSP_SPOS_DCDC,
1269 DSP_SPOS_DCDC,
1270 DSP_SPOS_DCDC,
1271 DSP_SPOS_DCDC,
1272 DSP_SPOS_DCDC,
1273 DSP_SPOS_DCDC,
1274 DSP_SPOS_DCDC,
1275 DSP_SPOS_DCDC,
1276 DSP_SPOS_DCDC,
1277 DSP_SPOS_DCDC,
1278 DSP_SPOS_DCDC,
1279 DSP_SPOS_DCDC,
1280 DSP_SPOS_DCDC,
1281 DSP_SPOS_DCDC,
1282 DSP_SPOS_DCDC,
1283 DSP_SPOS_DCDC,
1284 DSP_SPOS_DCDC,
1285 DSP_SPOS_DCDC,
1286 DSP_SPOS_DCDC,
1287 DSP_SPOS_DCDC,
1288 DSP_SPOS_DCDC,
1289 DSP_SPOS_DCDC,
1290 DSP_SPOS_DCDC,
1291 DSP_SPOS_DCDC
1294 BG_INTERVAL_TIMER_PERIOD,DSP_SPOS_UU,
1299 bg_task_tree_hdr.links.entry_point = task_tree_header_code->address;
1300 bg_task_tree_hdr.context_blk.stack0 = task_tree_thread->address;
1301 cs46xx_dsp_create_task_tree(chip,"BGtaskTreeHdr",(u32 *)&bg_task_tree_hdr,BG_TREE_SCB_ADDR,0x35);
1304 /* create timing master SCB */
1305 timing_master_scb = cs46xx_dsp_create_timing_master_scb(chip);
1307 /* create the CODEC output task */
1308 codec_out_scb = cs46xx_dsp_create_codec_out_scb(chip,"CodecOutSCB_I",0x0010,0x0000,
1309 MASTERMIX_SCB_ADDR,
1310 CODECOUT_SCB_ADDR,timing_master_scb,
1311 SCB_ON_PARENT_SUBLIST_SCB);
1313 if (!codec_out_scb) goto _fail_end;
1314 /* create the master mix SCB */
1315 master_mix_scb = cs46xx_dsp_create_mix_only_scb(chip,"MasterMixSCB",
1316 MIX_SAMPLE_BUF1,MASTERMIX_SCB_ADDR,
1317 codec_out_scb,
1318 SCB_ON_PARENT_SUBLIST_SCB);
1319 ins->master_mix_scb = master_mix_scb;
1321 if (!master_mix_scb) goto _fail_end;
1323 /* create codec in */
1324 codec_in_scb = cs46xx_dsp_create_codec_in_scb(chip,"CodecInSCB",0x0010,0x00A0,
1325 CODEC_INPUT_BUF1,
1326 CODECIN_SCB_ADDR,codec_out_scb,
1327 SCB_ON_PARENT_NEXT_SCB);
1328 if (!codec_in_scb) goto _fail_end;
1329 ins->codec_in_scb = codec_in_scb;
1331 /* create write back scb */
1332 write_back_scb = cs46xx_dsp_create_mix_to_ostream_scb(chip,"WriteBackSCB",
1333 WRITE_BACK_BUF1,WRITE_BACK_SPB,
1334 WRITEBACK_SCB_ADDR,
1335 timing_master_scb,
1336 SCB_ON_PARENT_NEXT_SCB);
1337 if (!write_back_scb) goto _fail_end;
1340 static struct dsp_mix2_ostream_spb mix2_ostream_spb = {
1341 0x00020000,
1342 0x0000ffff
1345 if (!cs46xx_dsp_create_task_tree(chip, NULL,
1346 (u32 *)&mix2_ostream_spb,
1347 WRITE_BACK_SPB, 2))
1348 goto _fail_end;
1351 /* input sample converter */
1352 vari_decimate_scb = cs46xx_dsp_create_vari_decimate_scb(chip,"VariDecimateSCB",
1353 VARI_DECIMATE_BUF0,
1354 VARI_DECIMATE_BUF1,
1355 VARIDECIMATE_SCB_ADDR,
1356 write_back_scb,
1357 SCB_ON_PARENT_SUBLIST_SCB);
1358 if (!vari_decimate_scb) goto _fail_end;
1360 /* create the record mixer SCB */
1361 record_mix_scb = cs46xx_dsp_create_mix_only_scb(chip,"RecordMixerSCB",
1362 MIX_SAMPLE_BUF2,
1363 RECORD_MIXER_SCB_ADDR,
1364 vari_decimate_scb,
1365 SCB_ON_PARENT_SUBLIST_SCB);
1366 ins->record_mixer_scb = record_mix_scb;
1368 if (!record_mix_scb) goto _fail_end;
1370 valid_slots = snd_cs46xx_peekBA0(chip, BA0_ACOSV);
1372 snd_assert (chip->nr_ac97_codecs == 1 || chip->nr_ac97_codecs == 2);
1374 if (chip->nr_ac97_codecs == 1) {
1375 /* output on slot 5 and 11
1376 on primary CODEC */
1377 fifo_addr = 0x20;
1378 fifo_span = 0x60;
1380 /* enable slot 5 and 11 */
1381 valid_slots |= ACOSV_SLV5 | ACOSV_SLV11;
1382 } else {
1383 /* output on slot 7 and 8
1384 on secondary CODEC */
1385 fifo_addr = 0x40;
1386 fifo_span = 0x10;
1388 /* enable slot 7 and 8 */
1389 valid_slots |= ACOSV_SLV7 | ACOSV_SLV8;
1391 /* create CODEC tasklet for rear speakers output*/
1392 rear_codec_out_scb = cs46xx_dsp_create_codec_out_scb(chip,"CodecOutSCB_Rear",fifo_span,fifo_addr,
1393 REAR_MIXER_SCB_ADDR,
1394 REAR_CODECOUT_SCB_ADDR,codec_in_scb,
1395 SCB_ON_PARENT_NEXT_SCB);
1396 if (!rear_codec_out_scb) goto _fail_end;
1399 /* create the rear PCM channel mixer SCB */
1400 rear_mix_scb = cs46xx_dsp_create_mix_only_scb(chip,"RearMixerSCB",
1401 MIX_SAMPLE_BUF3,
1402 REAR_MIXER_SCB_ADDR,
1403 rear_codec_out_scb,
1404 SCB_ON_PARENT_SUBLIST_SCB);
1405 ins->rear_mix_scb = rear_mix_scb;
1406 if (!rear_mix_scb) goto _fail_end;
1408 if (chip->nr_ac97_codecs == 2) {
1409 /* create CODEC tasklet for rear Center/LFE output
1410 slot 6 and 9 on seconadry CODEC */
1411 clfe_codec_out_scb = cs46xx_dsp_create_codec_out_scb(chip,"CodecOutSCB_CLFE",0x0030,0x0030,
1412 CLFE_MIXER_SCB_ADDR,
1413 CLFE_CODEC_SCB_ADDR,
1414 rear_codec_out_scb,
1415 SCB_ON_PARENT_NEXT_SCB);
1416 if (!clfe_codec_out_scb) goto _fail_end;
1419 /* create the rear PCM channel mixer SCB */
1420 ins->center_lfe_mix_scb = cs46xx_dsp_create_mix_only_scb(chip,"CLFEMixerSCB",
1421 MIX_SAMPLE_BUF4,
1422 CLFE_MIXER_SCB_ADDR,
1423 clfe_codec_out_scb,
1424 SCB_ON_PARENT_SUBLIST_SCB);
1425 if (!ins->center_lfe_mix_scb) goto _fail_end;
1427 /* enable slot 6 and 9 */
1428 valid_slots |= ACOSV_SLV6 | ACOSV_SLV9;
1429 } else {
1430 clfe_codec_out_scb = rear_codec_out_scb;
1431 ins->center_lfe_mix_scb = rear_mix_scb;
1434 /* enable slots depending on CODEC configuration */
1435 snd_cs46xx_pokeBA0(chip, BA0_ACOSV, valid_slots);
1437 /* the magic snooper */
1438 magic_snoop_scb = cs46xx_dsp_create_magic_snoop_scb (chip,"MagicSnoopSCB_I",OUTPUTSNOOP_SCB_ADDR,
1439 OUTPUT_SNOOP_BUFFER,
1440 codec_out_scb,
1441 clfe_codec_out_scb,
1442 SCB_ON_PARENT_NEXT_SCB);
1445 if (!magic_snoop_scb) goto _fail_end;
1446 ins->ref_snoop_scb = magic_snoop_scb;
1448 /* SP IO access */
1449 if (!cs46xx_dsp_create_spio_write_scb(chip,"SPIOWriteSCB",SPIOWRITE_SCB_ADDR,
1450 magic_snoop_scb,
1451 SCB_ON_PARENT_NEXT_SCB))
1452 goto _fail_end;
1454 /* SPDIF input sampel rate converter */
1455 src_task_scb = cs46xx_dsp_create_src_task_scb(chip,"SrcTaskSCB_SPDIFI",
1456 ins->spdif_in_sample_rate,
1457 SRC_OUTPUT_BUF1,
1458 SRC_DELAY_BUF1,SRCTASK_SCB_ADDR,
1459 master_mix_scb,
1460 SCB_ON_PARENT_SUBLIST_SCB,1);
1462 if (!src_task_scb) goto _fail_end;
1463 cs46xx_src_unlink(chip,src_task_scb);
1465 /* NOTE: when we now how to detect the SPDIF input
1466 sample rate we will use this SRC to adjust it */
1467 ins->spdif_in_src = src_task_scb;
1469 cs46xx_dsp_async_init(chip,timing_master_scb);
1470 return 0;
1472 _fail_end:
1473 snd_printk(KERN_ERR "dsp_spos: failed to setup SCB's in DSP\n");
1474 return -EINVAL;
1477 static int cs46xx_dsp_async_init (struct snd_cs46xx *chip,
1478 struct dsp_scb_descriptor * fg_entry)
1480 struct dsp_spos_instance * ins = chip->dsp_spos_instance;
1481 struct dsp_symbol_entry * s16_async_codec_input_task;
1482 struct dsp_symbol_entry * spdifo_task;
1483 struct dsp_symbol_entry * spdifi_task;
1484 struct dsp_scb_descriptor * spdifi_scb_desc, * spdifo_scb_desc, * async_codec_scb_desc;
1486 s16_async_codec_input_task = cs46xx_dsp_lookup_symbol(chip, "S16_ASYNCCODECINPUTTASK", SYMBOL_CODE);
1487 if (s16_async_codec_input_task == NULL) {
1488 snd_printk(KERN_ERR "dsp_spos: symbol S16_ASYNCCODECINPUTTASK not found\n");
1489 return -EIO;
1491 spdifo_task = cs46xx_dsp_lookup_symbol(chip, "SPDIFOTASK", SYMBOL_CODE);
1492 if (spdifo_task == NULL) {
1493 snd_printk(KERN_ERR "dsp_spos: symbol SPDIFOTASK not found\n");
1494 return -EIO;
1497 spdifi_task = cs46xx_dsp_lookup_symbol(chip, "SPDIFITASK", SYMBOL_CODE);
1498 if (spdifi_task == NULL) {
1499 snd_printk(KERN_ERR "dsp_spos: symbol SPDIFITASK not found\n");
1500 return -EIO;
1504 /* 0xBC0 */
1505 struct dsp_spdifoscb spdifo_scb = {
1506 /* 0 */ DSP_SPOS_UUUU,
1508 /* 1 */ 0xb0,
1509 /* 2 */ 0,
1510 /* 3 */ 0,
1511 /* 4 */ 0,
1513 /* NOTE: the SPDIF output task read samples in mono
1514 format, the AsynchFGTxSCB task writes to buffer
1515 in stereo format
1517 /* 5 */ RSCONFIG_SAMPLE_16MONO + RSCONFIG_MODULO_256,
1518 /* 6 */ ( SPDIFO_IP_OUTPUT_BUFFER1 << 0x10 ) | 0xFFFC,
1519 /* 7 */ 0,0,
1520 /* 8 */ 0,
1521 /* 9 */ FG_TASK_HEADER_ADDR, NULL_SCB_ADDR,
1522 /* A */ spdifo_task->address,
1523 SPDIFO_SCB_INST + SPDIFOFIFOPointer,
1525 /* B */ 0x0040, /*DSP_SPOS_UUUU,*/
1526 /* C */ 0x20ff, /*DSP_SPOS_UUUU,*/
1528 /* D */ 0x804c,0, /* SPDIFOFIFOPointer:SPDIFOStatRegAddr; */
1529 /* E */ 0x0108,0x0001, /* SPDIFOStMoFormat:SPDIFOFIFOBaseAddr; */
1530 /* F */ DSP_SPOS_UUUU /* SPDIFOFree; */
1533 /* 0xBB0 */
1534 struct dsp_spdifiscb spdifi_scb = {
1535 /* 0 */ DSP_SPOS_UULO,DSP_SPOS_UUHI,
1536 /* 1 */ 0,
1537 /* 2 */ 0,
1538 /* 3 */ 1,4000, /* SPDIFICountLimit SPDIFICount */
1539 /* 4 */ DSP_SPOS_UUUU, /* SPDIFIStatusData */
1540 /* 5 */ 0,DSP_SPOS_UUHI, /* StatusData, Free4 */
1541 /* 6 */ DSP_SPOS_UUUU, /* Free3 */
1542 /* 7 */ DSP_SPOS_UU,DSP_SPOS_DC, /* Free2 BitCount*/
1543 /* 8 */ DSP_SPOS_UUUU, /* TempStatus */
1544 /* 9 */ SPDIFO_SCB_INST, NULL_SCB_ADDR,
1545 /* A */ spdifi_task->address,
1546 SPDIFI_SCB_INST + SPDIFIFIFOPointer,
1547 /* NOTE: The SPDIF input task write the sample in mono
1548 format from the HW FIFO, the AsynchFGRxSCB task reads
1549 them in stereo
1551 /* B */ RSCONFIG_SAMPLE_16MONO + RSCONFIG_MODULO_128,
1552 /* C */ (SPDIFI_IP_OUTPUT_BUFFER1 << 0x10) | 0xFFFC,
1553 /* D */ 0x8048,0,
1554 /* E */ 0x01f0,0x0001,
1555 /* F */ DSP_SPOS_UUUU /* SPDIN_STATUS monitor */
1558 /* 0xBA0 */
1559 struct dsp_async_codec_input_scb async_codec_input_scb = {
1560 /* 0 */ DSP_SPOS_UUUU,
1561 /* 1 */ 0,
1562 /* 2 */ 0,
1563 /* 3 */ 1,4000,
1564 /* 4 */ 0x0118,0x0001,
1565 /* 5 */ RSCONFIG_SAMPLE_16MONO + RSCONFIG_MODULO_64,
1566 /* 6 */ (ASYNC_IP_OUTPUT_BUFFER1 << 0x10) | 0xFFFC,
1567 /* 7 */ DSP_SPOS_UU,0x3,
1568 /* 8 */ DSP_SPOS_UUUU,
1569 /* 9 */ SPDIFI_SCB_INST,NULL_SCB_ADDR,
1570 /* A */ s16_async_codec_input_task->address,
1571 HFG_TREE_SCB + AsyncCIOFIFOPointer,
1573 /* B */ RSCONFIG_SAMPLE_16STEREO + RSCONFIG_MODULO_64,
1574 /* C */ (ASYNC_IP_OUTPUT_BUFFER1 << 0x10), /*(ASYNC_IP_OUTPUT_BUFFER1 << 0x10) | 0xFFFC,*/
1576 #ifdef UseASER1Input
1577 /* short AsyncCIFIFOPointer:AsyncCIStatRegAddr;
1578 Init. 0000:8042: for ASER1
1579 0000:8044: for ASER2 */
1580 /* D */ 0x8042,0,
1582 /* short AsyncCIStMoFormat:AsyncCIFIFOBaseAddr;
1583 Init 1 stero:8050 ASER1
1584 Init 0 mono:8070 ASER2
1585 Init 1 Stereo : 0100 ASER1 (Set by script) */
1586 /* E */ 0x0100,0x0001,
1588 #endif
1590 #ifdef UseASER2Input
1591 /* short AsyncCIFIFOPointer:AsyncCIStatRegAddr;
1592 Init. 0000:8042: for ASER1
1593 0000:8044: for ASER2 */
1594 /* D */ 0x8044,0,
1596 /* short AsyncCIStMoFormat:AsyncCIFIFOBaseAddr;
1597 Init 1 stero:8050 ASER1
1598 Init 0 mono:8070 ASER2
1599 Init 1 Stereo : 0100 ASER1 (Set by script) */
1600 /* E */ 0x0110,0x0001,
1602 #endif
1604 /* short AsyncCIOutputBufModulo:AsyncCIFree;
1605 AsyncCIOutputBufModulo: The modulo size for
1606 the output buffer of this task */
1607 /* F */ 0, /* DSP_SPOS_UUUU */
1610 spdifo_scb_desc = cs46xx_dsp_create_scb(chip,"SPDIFOSCB",(u32 *)&spdifo_scb,SPDIFO_SCB_INST);
1612 snd_assert(spdifo_scb_desc, return -EIO);
1613 spdifi_scb_desc = cs46xx_dsp_create_scb(chip,"SPDIFISCB",(u32 *)&spdifi_scb,SPDIFI_SCB_INST);
1614 snd_assert(spdifi_scb_desc, return -EIO);
1615 async_codec_scb_desc = cs46xx_dsp_create_scb(chip,"AsynCodecInputSCB",(u32 *)&async_codec_input_scb, HFG_TREE_SCB);
1616 snd_assert(async_codec_scb_desc, return -EIO);
1618 async_codec_scb_desc->parent_scb_ptr = NULL;
1619 async_codec_scb_desc->next_scb_ptr = spdifi_scb_desc;
1620 async_codec_scb_desc->sub_list_ptr = ins->the_null_scb;
1621 async_codec_scb_desc->task_entry = s16_async_codec_input_task;
1623 spdifi_scb_desc->parent_scb_ptr = async_codec_scb_desc;
1624 spdifi_scb_desc->next_scb_ptr = spdifo_scb_desc;
1625 spdifi_scb_desc->sub_list_ptr = ins->the_null_scb;
1626 spdifi_scb_desc->task_entry = spdifi_task;
1628 spdifo_scb_desc->parent_scb_ptr = spdifi_scb_desc;
1629 spdifo_scb_desc->next_scb_ptr = fg_entry;
1630 spdifo_scb_desc->sub_list_ptr = ins->the_null_scb;
1631 spdifo_scb_desc->task_entry = spdifo_task;
1633 /* this one is faked, as the parnet of SPDIFO task
1634 is the FG task tree */
1635 fg_entry->parent_scb_ptr = spdifo_scb_desc;
1637 /* for proc fs */
1638 cs46xx_dsp_proc_register_scb_desc (chip,spdifo_scb_desc);
1639 cs46xx_dsp_proc_register_scb_desc (chip,spdifi_scb_desc);
1640 cs46xx_dsp_proc_register_scb_desc (chip,async_codec_scb_desc);
1642 /* Async MASTER ENABLE, affects both SPDIF input and output */
1643 snd_cs46xx_pokeBA0(chip, BA0_ASER_MASTER, 0x1 );
1646 return 0;
1649 static void cs46xx_dsp_disable_spdif_hw (struct snd_cs46xx *chip)
1651 struct dsp_spos_instance * ins = chip->dsp_spos_instance;
1653 /* set SPDIF output FIFO slot */
1654 snd_cs46xx_pokeBA0(chip, BA0_ASER_FADDR, 0);
1656 /* SPDIF output MASTER ENABLE */
1657 cs46xx_poke_via_dsp (chip,SP_SPDOUT_CONTROL, 0);
1659 /* right and left validate bit */
1660 /*cs46xx_poke_via_dsp (chip,SP_SPDOUT_CSUV, ins->spdif_csuv_default);*/
1661 cs46xx_poke_via_dsp (chip,SP_SPDOUT_CSUV, 0x0);
1663 /* clear fifo pointer */
1664 cs46xx_poke_via_dsp (chip,SP_SPDIN_FIFOPTR, 0x0);
1666 /* monitor state */
1667 ins->spdif_status_out &= ~DSP_SPDIF_STATUS_HW_ENABLED;
1670 int cs46xx_dsp_enable_spdif_hw (struct snd_cs46xx *chip)
1672 struct dsp_spos_instance * ins = chip->dsp_spos_instance;
1674 /* if hw-ctrl already enabled, turn off to reset logic ... */
1675 cs46xx_dsp_disable_spdif_hw (chip);
1676 udelay(50);
1678 /* set SPDIF output FIFO slot */
1679 snd_cs46xx_pokeBA0(chip, BA0_ASER_FADDR, ( 0x8000 | ((SP_SPDOUT_FIFO >> 4) << 4) ));
1681 /* SPDIF output MASTER ENABLE */
1682 cs46xx_poke_via_dsp (chip,SP_SPDOUT_CONTROL, 0x80000000);
1684 /* right and left validate bit */
1685 cs46xx_poke_via_dsp (chip,SP_SPDOUT_CSUV, ins->spdif_csuv_default);
1687 /* monitor state */
1688 ins->spdif_status_out |= DSP_SPDIF_STATUS_HW_ENABLED;
1690 return 0;
1693 int cs46xx_dsp_enable_spdif_in (struct snd_cs46xx *chip)
1695 struct dsp_spos_instance * ins = chip->dsp_spos_instance;
1697 /* turn on amplifier */
1698 chip->active_ctrl(chip, 1);
1699 chip->amplifier_ctrl(chip, 1);
1701 snd_assert (ins->asynch_rx_scb == NULL,return -EINVAL);
1702 snd_assert (ins->spdif_in_src != NULL,return -EINVAL);
1704 mutex_lock(&chip->spos_mutex);
1706 if ( ! (ins->spdif_status_out & DSP_SPDIF_STATUS_INPUT_CTRL_ENABLED) ) {
1707 /* time countdown enable */
1708 cs46xx_poke_via_dsp (chip,SP_ASER_COUNTDOWN, 0x80000005);
1709 /* NOTE: 80000005 value is just magic. With all values
1710 that I've tested this one seem to give the best result.
1711 Got no explication why. (Benny) */
1713 /* SPDIF input MASTER ENABLE */
1714 cs46xx_poke_via_dsp (chip,SP_SPDIN_CONTROL, 0x800003ff);
1716 ins->spdif_status_out |= DSP_SPDIF_STATUS_INPUT_CTRL_ENABLED;
1719 /* create and start the asynchronous receiver SCB */
1720 ins->asynch_rx_scb = cs46xx_dsp_create_asynch_fg_rx_scb(chip,"AsynchFGRxSCB",
1721 ASYNCRX_SCB_ADDR,
1722 SPDIFI_SCB_INST,
1723 SPDIFI_IP_OUTPUT_BUFFER1,
1724 ins->spdif_in_src,
1725 SCB_ON_PARENT_SUBLIST_SCB);
1727 spin_lock_irq(&chip->reg_lock);
1729 /* reset SPDIF input sample buffer pointer */
1730 /*snd_cs46xx_poke (chip, (SPDIFI_SCB_INST + 0x0c) << 2,
1731 (SPDIFI_IP_OUTPUT_BUFFER1 << 0x10) | 0xFFFC);*/
1733 /* reset FIFO ptr */
1734 /*cs46xx_poke_via_dsp (chip,SP_SPDIN_FIFOPTR, 0x0);*/
1735 cs46xx_src_link(chip,ins->spdif_in_src);
1737 /* unmute SRC volume */
1738 cs46xx_dsp_scb_set_volume (chip,ins->spdif_in_src,0x7fff,0x7fff);
1740 spin_unlock_irq(&chip->reg_lock);
1742 /* set SPDIF input sample rate and unmute
1743 NOTE: only 48khz support for SPDIF input this time */
1744 /* cs46xx_dsp_set_src_sample_rate(chip,ins->spdif_in_src,48000); */
1746 /* monitor state */
1747 ins->spdif_status_in = 1;
1748 mutex_unlock(&chip->spos_mutex);
1750 return 0;
1753 int cs46xx_dsp_disable_spdif_in (struct snd_cs46xx *chip)
1755 struct dsp_spos_instance * ins = chip->dsp_spos_instance;
1757 snd_assert (ins->asynch_rx_scb != NULL, return -EINVAL);
1758 snd_assert (ins->spdif_in_src != NULL,return -EINVAL);
1760 mutex_lock(&chip->spos_mutex);
1762 /* Remove the asynchronous receiver SCB */
1763 cs46xx_dsp_remove_scb (chip,ins->asynch_rx_scb);
1764 ins->asynch_rx_scb = NULL;
1766 cs46xx_src_unlink(chip,ins->spdif_in_src);
1768 /* monitor state */
1769 ins->spdif_status_in = 0;
1770 mutex_unlock(&chip->spos_mutex);
1772 /* restore amplifier */
1773 chip->active_ctrl(chip, -1);
1774 chip->amplifier_ctrl(chip, -1);
1776 return 0;
1779 int cs46xx_dsp_enable_pcm_capture (struct snd_cs46xx *chip)
1781 struct dsp_spos_instance * ins = chip->dsp_spos_instance;
1783 snd_assert (ins->pcm_input == NULL,return -EINVAL);
1784 snd_assert (ins->ref_snoop_scb != NULL,return -EINVAL);
1786 mutex_lock(&chip->spos_mutex);
1787 ins->pcm_input = cs46xx_add_record_source(chip,ins->ref_snoop_scb,PCMSERIALIN_PCM_SCB_ADDR,
1788 "PCMSerialInput_Wave");
1789 mutex_unlock(&chip->spos_mutex);
1791 return 0;
1794 int cs46xx_dsp_disable_pcm_capture (struct snd_cs46xx *chip)
1796 struct dsp_spos_instance * ins = chip->dsp_spos_instance;
1798 snd_assert (ins->pcm_input != NULL,return -EINVAL);
1800 mutex_lock(&chip->spos_mutex);
1801 cs46xx_dsp_remove_scb (chip,ins->pcm_input);
1802 ins->pcm_input = NULL;
1803 mutex_unlock(&chip->spos_mutex);
1805 return 0;
1808 int cs46xx_dsp_enable_adc_capture (struct snd_cs46xx *chip)
1810 struct dsp_spos_instance * ins = chip->dsp_spos_instance;
1812 snd_assert (ins->adc_input == NULL,return -EINVAL);
1813 snd_assert (ins->codec_in_scb != NULL,return -EINVAL);
1815 mutex_lock(&chip->spos_mutex);
1816 ins->adc_input = cs46xx_add_record_source(chip,ins->codec_in_scb,PCMSERIALIN_SCB_ADDR,
1817 "PCMSerialInput_ADC");
1818 mutex_unlock(&chip->spos_mutex);
1820 return 0;
1823 int cs46xx_dsp_disable_adc_capture (struct snd_cs46xx *chip)
1825 struct dsp_spos_instance * ins = chip->dsp_spos_instance;
1827 snd_assert (ins->adc_input != NULL,return -EINVAL);
1829 mutex_lock(&chip->spos_mutex);
1830 cs46xx_dsp_remove_scb (chip,ins->adc_input);
1831 ins->adc_input = NULL;
1832 mutex_unlock(&chip->spos_mutex);
1834 return 0;
1837 int cs46xx_poke_via_dsp (struct snd_cs46xx *chip, u32 address, u32 data)
1839 u32 temp;
1840 int i;
1842 /* santiy check the parameters. (These numbers are not 100% correct. They are
1843 a rough guess from looking at the controller spec.) */
1844 if (address < 0x8000 || address >= 0x9000)
1845 return -EINVAL;
1847 /* initialize the SP_IO_WRITE SCB with the data. */
1848 temp = ( address << 16 ) | ( address & 0x0000FFFF); /* offset 0 <-- address2 : address1 */
1850 snd_cs46xx_poke(chip,( SPIOWRITE_SCB_ADDR << 2), temp);
1851 snd_cs46xx_poke(chip,((SPIOWRITE_SCB_ADDR + 1) << 2), data); /* offset 1 <-- data1 */
1852 snd_cs46xx_poke(chip,((SPIOWRITE_SCB_ADDR + 2) << 2), data); /* offset 1 <-- data2 */
1854 /* Poke this location to tell the task to start */
1855 snd_cs46xx_poke(chip,((SPIOWRITE_SCB_ADDR + 6) << 2), SPIOWRITE_SCB_ADDR << 0x10);
1857 /* Verify that the task ran */
1858 for (i=0; i<25; i++) {
1859 udelay(125);
1861 temp = snd_cs46xx_peek(chip,((SPIOWRITE_SCB_ADDR + 6) << 2));
1862 if (temp == 0x00000000)
1863 break;
1866 if (i == 25) {
1867 snd_printk(KERN_ERR "dsp_spos: SPIOWriteTask not responding\n");
1868 return -EBUSY;
1871 return 0;
1874 int cs46xx_dsp_set_dac_volume (struct snd_cs46xx * chip, u16 left, u16 right)
1876 struct dsp_spos_instance * ins = chip->dsp_spos_instance;
1877 struct dsp_scb_descriptor * scb;
1879 mutex_lock(&chip->spos_mutex);
1881 /* main output */
1882 scb = ins->master_mix_scb->sub_list_ptr;
1883 while (scb != ins->the_null_scb) {
1884 cs46xx_dsp_scb_set_volume (chip,scb,left,right);
1885 scb = scb->next_scb_ptr;
1888 /* rear output */
1889 scb = ins->rear_mix_scb->sub_list_ptr;
1890 while (scb != ins->the_null_scb) {
1891 cs46xx_dsp_scb_set_volume (chip,scb,left,right);
1892 scb = scb->next_scb_ptr;
1895 ins->dac_volume_left = left;
1896 ins->dac_volume_right = right;
1898 mutex_unlock(&chip->spos_mutex);
1900 return 0;
1903 int cs46xx_dsp_set_iec958_volume (struct snd_cs46xx * chip, u16 left, u16 right)
1905 struct dsp_spos_instance * ins = chip->dsp_spos_instance;
1907 mutex_lock(&chip->spos_mutex);
1909 if (ins->asynch_rx_scb != NULL)
1910 cs46xx_dsp_scb_set_volume (chip,ins->asynch_rx_scb,
1911 left,right);
1913 ins->spdif_input_volume_left = left;
1914 ins->spdif_input_volume_right = right;
1916 mutex_unlock(&chip->spos_mutex);
1918 return 0;
1921 #ifdef CONFIG_PM
1922 int cs46xx_dsp_resume(struct snd_cs46xx * chip)
1924 struct dsp_spos_instance * ins = chip->dsp_spos_instance;
1925 int i, err;
1927 /* clear parameter, sample and code areas */
1928 snd_cs46xx_clear_BA1(chip, DSP_PARAMETER_BYTE_OFFSET,
1929 DSP_PARAMETER_BYTE_SIZE);
1930 snd_cs46xx_clear_BA1(chip, DSP_SAMPLE_BYTE_OFFSET,
1931 DSP_SAMPLE_BYTE_SIZE);
1932 snd_cs46xx_clear_BA1(chip, DSP_CODE_BYTE_OFFSET, DSP_CODE_BYTE_SIZE);
1934 for (i = 0; i < ins->nmodules; i++) {
1935 struct dsp_module_desc *module = &ins->modules[i];
1936 struct dsp_segment_desc *seg;
1937 u32 doffset, dsize;
1939 seg = get_segment_desc(module, SEGTYPE_SP_PARAMETER);
1940 err = dsp_load_parameter(chip, seg);
1941 if (err < 0)
1942 return err;
1944 seg = get_segment_desc(module, SEGTYPE_SP_SAMPLE);
1945 err = dsp_load_sample(chip, seg);
1946 if (err < 0)
1947 return err;
1949 seg = get_segment_desc(module, SEGTYPE_SP_PROGRAM);
1950 if (!seg)
1951 continue;
1953 doffset = seg->offset * 4 + module->load_address * 4
1954 + DSP_CODE_BYTE_OFFSET;
1955 dsize = seg->size * 4;
1956 err = snd_cs46xx_download(chip,
1957 ins->code.data + module->load_address,
1958 doffset, dsize);
1959 if (err < 0)
1960 return err;
1963 for (i = 0; i < ins->ntask; i++) {
1964 struct dsp_task_descriptor *t = &ins->tasks[i];
1965 _dsp_create_task_tree(chip, t->data, t->address, t->size);
1968 for (i = 0; i < ins->nscb; i++) {
1969 struct dsp_scb_descriptor *s = &ins->scbs[i];
1970 if (s->deleted)
1971 continue;
1972 _dsp_create_scb(chip, s->data, s->address);
1975 return 0;
1977 #endif