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1// SPDX-License-Identifier: GPL-2.0-or-later2/*3 */4 5/*6 * 2002-07 Benny Sjostrand benny@hostmobility.com7 */8 9 10#include <linux/io.h>11#include <linux/delay.h>12#include <linux/pm.h>13#include <linux/init.h>14#include <linux/slab.h>15#include <linux/vmalloc.h>16#include <linux/mutex.h>17 18#include <sound/core.h>19#include <sound/control.h>20#include <sound/info.h>21#include <sound/asoundef.h>22#include "cs46xx.h"23 24#include "cs46xx_lib.h"25#include "dsp_spos.h"26 27static int cs46xx_dsp_async_init (struct snd_cs46xx *chip,28				  struct dsp_scb_descriptor * fg_entry);29 30static const enum wide_opcode wide_opcodes[] = {31	WIDE_FOR_BEGIN_LOOP,32	WIDE_FOR_BEGIN_LOOP2,33	WIDE_COND_GOTO_ADDR,34	WIDE_COND_GOTO_CALL,35	WIDE_TBEQ_COND_GOTO_ADDR,36	WIDE_TBEQ_COND_CALL_ADDR,37	WIDE_TBEQ_NCOND_GOTO_ADDR,38	WIDE_TBEQ_NCOND_CALL_ADDR,39	WIDE_TBEQ_COND_GOTO1_ADDR,40	WIDE_TBEQ_COND_CALL1_ADDR,41	WIDE_TBEQ_NCOND_GOTOI_ADDR,42	WIDE_TBEQ_NCOND_CALL1_ADDR43};44 45static int shadow_and_reallocate_code (struct snd_cs46xx * chip, u32 * data, u32 size,46				       u32 overlay_begin_address)47{48	unsigned int i = 0, j, nreallocated = 0;49	u32 hival,loval,address;50	u32 mop_operands,mop_type,wide_op;51	struct dsp_spos_instance * ins = chip->dsp_spos_instance;52 53	if (snd_BUG_ON(size %2))54		return -EINVAL;55  56	while (i < size) {57		loval = data[i++];58		hival = data[i++];59 60		if (ins->code.offset > 0) {61			mop_operands = (hival >> 6) & 0x03fff;62			mop_type = mop_operands >> 10;63      64			/* check for wide type instruction */65			if (mop_type == 0 &&66			    (mop_operands & WIDE_LADD_INSTR_MASK) == 0 &&67			    (mop_operands & WIDE_INSTR_MASK) != 0) {68				wide_op = loval & 0x7f;69				for (j = 0;j < ARRAY_SIZE(wide_opcodes); ++j) {70					if (wide_opcodes[j] == wide_op) {71						/* need to reallocate instruction */72						address  = (hival & 0x00FFF) << 5;73						address |=  loval >> 15;74            75						dev_dbg(chip->card->dev,76							"handle_wideop[1]: %05x:%05x addr %04x\n",77							hival, loval, address);78            79						if ( !(address & 0x8000) ) {80							address += (ins->code.offset / 2) - overlay_begin_address;81						} else {82							dev_dbg(chip->card->dev,83								"handle_wideop[1]: ROM symbol not reallocated\n");84						}85            86						hival &= 0xFF000;87						loval &= 0x07FFF;88            89						hival |= ( (address >> 5)  & 0x00FFF);90						loval |= ( (address << 15) & 0xF8000);91            92						address  = (hival & 0x00FFF) << 5;93						address |=  loval >> 15;94            95						dev_dbg(chip->card->dev,96							"handle_wideop:[2] %05x:%05x addr %04x\n",97							hival, loval, address);98						nreallocated++;99					} /* wide_opcodes[j] == wide_op */100				} /* for */101			} /* mod_type == 0 ... */102		} /* ins->code.offset > 0 */103 104		ins->code.data[ins->code.size++] = loval;105		ins->code.data[ins->code.size++] = hival;106	}107 108	dev_dbg(chip->card->dev,109		"dsp_spos: %d instructions reallocated\n", nreallocated);110	return nreallocated;111}112 113static struct dsp_segment_desc * get_segment_desc (struct dsp_module_desc * module, int seg_type)114{115	int i;116	for (i = 0;i < module->nsegments; ++i) {117		if (module->segments[i].segment_type == seg_type) {118			return (module->segments + i);119		}120	}121 122	return NULL;123};124 125static int find_free_symbol_index (struct dsp_spos_instance * ins)126{127	int index = ins->symbol_table.nsymbols,i;128 129	for (i = ins->symbol_table.highest_frag_index; i < ins->symbol_table.nsymbols; ++i) {130		if (ins->symbol_table.symbols[i].deleted) {131			index = i;132			break;133		}134	}135 136	return index;137}138 139static int add_symbols (struct snd_cs46xx * chip, struct dsp_module_desc * module)140{141	int i;142	struct dsp_spos_instance * ins = chip->dsp_spos_instance;143 144	if (module->symbol_table.nsymbols > 0) {145		if (!strcmp(module->symbol_table.symbols[0].symbol_name, "OVERLAYBEGINADDRESS") &&146		    module->symbol_table.symbols[0].symbol_type == SYMBOL_CONSTANT ) {147			module->overlay_begin_address = module->symbol_table.symbols[0].address;148		}149	}150 151	for (i = 0;i < module->symbol_table.nsymbols; ++i) {152		if (ins->symbol_table.nsymbols == (DSP_MAX_SYMBOLS - 1)) {153			dev_err(chip->card->dev,154				"dsp_spos: symbol table is full\n");155			return -ENOMEM;156		}157 158 159		if (cs46xx_dsp_lookup_symbol(chip,160					     module->symbol_table.symbols[i].symbol_name,161					     module->symbol_table.symbols[i].symbol_type) == NULL) {162 163			ins->symbol_table.symbols[ins->symbol_table.nsymbols] = module->symbol_table.symbols[i];164			ins->symbol_table.symbols[ins->symbol_table.nsymbols].address += ((ins->code.offset / 2) - module->overlay_begin_address);165			ins->symbol_table.symbols[ins->symbol_table.nsymbols].module = module;166			ins->symbol_table.symbols[ins->symbol_table.nsymbols].deleted = 0;167 168			if (ins->symbol_table.nsymbols > ins->symbol_table.highest_frag_index) 169				ins->symbol_table.highest_frag_index = ins->symbol_table.nsymbols;170 171			ins->symbol_table.nsymbols++;172		} else {173#if 0174			dev_dbg(chip->card->dev,175				"dsp_spos: symbol <%s> duplicated, probably nothing wrong with that (Cirrus?)\n",176				module->symbol_table.symbols[i].symbol_name); */177#endif178		}179	}180 181	return 0;182}183 184static struct dsp_symbol_entry *185add_symbol (struct snd_cs46xx * chip, char * symbol_name, u32 address, int type)186{187	struct dsp_spos_instance * ins = chip->dsp_spos_instance;188	struct dsp_symbol_entry * symbol = NULL;189	int index;190 191	if (ins->symbol_table.nsymbols == (DSP_MAX_SYMBOLS - 1)) {192		dev_err(chip->card->dev, "dsp_spos: symbol table is full\n");193		return NULL;194	}195  196	if (cs46xx_dsp_lookup_symbol(chip,197				     symbol_name,198				     type) != NULL) {199		dev_err(chip->card->dev,200			"dsp_spos: symbol <%s> duplicated\n", symbol_name);201		return NULL;202	}203 204	index = find_free_symbol_index (ins);205 206	strcpy (ins->symbol_table.symbols[index].symbol_name, symbol_name);207	ins->symbol_table.symbols[index].address = address;208	ins->symbol_table.symbols[index].symbol_type = type;209	ins->symbol_table.symbols[index].module = NULL;210	ins->symbol_table.symbols[index].deleted = 0;211	symbol = (ins->symbol_table.symbols + index);212 213	if (index > ins->symbol_table.highest_frag_index) 214		ins->symbol_table.highest_frag_index = index;215 216	if (index == ins->symbol_table.nsymbols)217		ins->symbol_table.nsymbols++; /* no frag. in list */218 219	return symbol;220}221 222struct dsp_spos_instance *cs46xx_dsp_spos_create (struct snd_cs46xx * chip)223{224	struct dsp_spos_instance * ins = kzalloc(sizeof(struct dsp_spos_instance), GFP_KERNEL);225 226	if (ins == NULL)227		return NULL;228 229	/* better to use vmalloc for this big table */230	ins->symbol_table.symbols =231		vmalloc(array_size(DSP_MAX_SYMBOLS,232				   sizeof(struct dsp_symbol_entry)));233	ins->code.data = kmalloc(DSP_CODE_BYTE_SIZE, GFP_KERNEL);234	ins->modules = kmalloc_array(DSP_MAX_MODULES,235				     sizeof(struct dsp_module_desc),236				     GFP_KERNEL);237	if (!ins->symbol_table.symbols || !ins->code.data || !ins->modules) {238		cs46xx_dsp_spos_destroy(chip);239		goto error;240	}241	ins->symbol_table.nsymbols = 0;242	ins->symbol_table.highest_frag_index = 0;243	ins->code.offset = 0;244	ins->code.size = 0;245	ins->nscb = 0;246	ins->ntask = 0;247	ins->nmodules = 0;248 249	/* default SPDIF input sample rate250	   to 48000 khz */251	ins->spdif_in_sample_rate = 48000;252 253	/* maximize volume */254	ins->dac_volume_right = 0x8000;255	ins->dac_volume_left = 0x8000;256	ins->spdif_input_volume_right = 0x8000;257	ins->spdif_input_volume_left = 0x8000;258 259	/* set left and right validity bits and260	   default channel status */261	ins->spdif_csuv_default =262		ins->spdif_csuv_stream =263	 /* byte 0 */  ((unsigned int)_wrap_all_bits(  (SNDRV_PCM_DEFAULT_CON_SPDIF        & 0xff)) << 24) |264	 /* byte 1 */  ((unsigned int)_wrap_all_bits( ((SNDRV_PCM_DEFAULT_CON_SPDIF >> 8) & 0xff)) << 16) |265	 /* byte 3 */   (unsigned int)_wrap_all_bits(  (SNDRV_PCM_DEFAULT_CON_SPDIF >> 24) & 0xff) |266	 /* left and right validity bits */ (1 << 13) | (1 << 12);267 268	return ins;269 270error:271	kfree(ins->modules);272	kfree(ins->code.data);273	vfree(ins->symbol_table.symbols);274	kfree(ins);275	return NULL;276}277 278void  cs46xx_dsp_spos_destroy (struct snd_cs46xx * chip)279{280	int i;281	struct dsp_spos_instance * ins = chip->dsp_spos_instance;282 283	if (snd_BUG_ON(!ins))284		return;285 286	mutex_lock(&chip->spos_mutex);287	for (i = 0; i < ins->nscb; ++i) {288		if (ins->scbs[i].deleted) continue;289 290		cs46xx_dsp_proc_free_scb_desc ( (ins->scbs + i) );291#ifdef CONFIG_PM_SLEEP292		kfree(ins->scbs[i].data);293#endif294	}295 296	kfree(ins->code.data);297	vfree(ins->symbol_table.symbols);298	kfree(ins->modules);299	kfree(ins);300	mutex_unlock(&chip->spos_mutex);301}302 303static int dsp_load_parameter(struct snd_cs46xx *chip,304			      struct dsp_segment_desc *parameter)305{306	u32 doffset, dsize;307 308	if (!parameter) {309		dev_dbg(chip->card->dev,310			"dsp_spos: module got no parameter segment\n");311		return 0;312	}313 314	doffset = (parameter->offset * 4 + DSP_PARAMETER_BYTE_OFFSET);315	dsize   = parameter->size * 4;316 317	dev_dbg(chip->card->dev,318		"dsp_spos: downloading parameter data to chip (%08x-%08x)\n",319		    doffset,doffset + dsize);320	if (snd_cs46xx_download (chip, parameter->data, doffset, dsize)) {321		dev_err(chip->card->dev,322			"dsp_spos: failed to download parameter data to DSP\n");323		return -EINVAL;324	}325	return 0;326}327 328static int dsp_load_sample(struct snd_cs46xx *chip,329			   struct dsp_segment_desc *sample)330{331	u32 doffset, dsize;332 333	if (!sample) {334		dev_dbg(chip->card->dev,335			"dsp_spos: module got no sample segment\n");336		return 0;337	}338 339	doffset = (sample->offset * 4  + DSP_SAMPLE_BYTE_OFFSET);340	dsize   =  sample->size * 4;341 342	dev_dbg(chip->card->dev,343		"dsp_spos: downloading sample data to chip (%08x-%08x)\n",344		    doffset,doffset + dsize);345 346	if (snd_cs46xx_download (chip,sample->data,doffset,dsize)) {347		dev_err(chip->card->dev,348			"dsp_spos: failed to sample data to DSP\n");349		return -EINVAL;350	}351	return 0;352}353 354int cs46xx_dsp_load_module (struct snd_cs46xx * chip, struct dsp_module_desc * module)355{356	struct dsp_spos_instance * ins = chip->dsp_spos_instance;357	struct dsp_segment_desc * code = get_segment_desc (module,SEGTYPE_SP_PROGRAM);358	u32 doffset, dsize;359	int err;360 361	if (ins->nmodules == DSP_MAX_MODULES - 1) {362		dev_err(chip->card->dev,363			"dsp_spos: to many modules loaded into DSP\n");364		return -ENOMEM;365	}366 367	dev_dbg(chip->card->dev,368		"dsp_spos: loading module %s into DSP\n", module->module_name);369  370	if (ins->nmodules == 0) {371		dev_dbg(chip->card->dev, "dsp_spos: clearing parameter area\n");372		snd_cs46xx_clear_BA1(chip, DSP_PARAMETER_BYTE_OFFSET, DSP_PARAMETER_BYTE_SIZE);373	}374  375	err = dsp_load_parameter(chip, get_segment_desc(module,376							SEGTYPE_SP_PARAMETER));377	if (err < 0)378		return err;379 380	if (ins->nmodules == 0) {381		dev_dbg(chip->card->dev, "dsp_spos: clearing sample area\n");382		snd_cs46xx_clear_BA1(chip, DSP_SAMPLE_BYTE_OFFSET, DSP_SAMPLE_BYTE_SIZE);383	}384 385	err = dsp_load_sample(chip, get_segment_desc(module,386						     SEGTYPE_SP_SAMPLE));387	if (err < 0)388		return err;389 390	if (ins->nmodules == 0) {391		dev_dbg(chip->card->dev, "dsp_spos: clearing code area\n");392		snd_cs46xx_clear_BA1(chip, DSP_CODE_BYTE_OFFSET, DSP_CODE_BYTE_SIZE);393	}394 395	if (code == NULL) {396		dev_dbg(chip->card->dev,397			"dsp_spos: module got no code segment\n");398	} else {399		if (ins->code.offset + code->size > DSP_CODE_BYTE_SIZE) {400			dev_err(chip->card->dev,401				"dsp_spos: no space available in DSP\n");402			return -ENOMEM;403		}404 405		module->load_address = ins->code.offset;406		module->overlay_begin_address = 0x000;407 408		/* if module has a code segment it must have409		   symbol table */410		if (snd_BUG_ON(!module->symbol_table.symbols))411			return -ENOMEM;412		if (add_symbols(chip,module)) {413			dev_err(chip->card->dev,414				"dsp_spos: failed to load symbol table\n");415			return -ENOMEM;416		}417    418		doffset = (code->offset * 4 + ins->code.offset * 4 + DSP_CODE_BYTE_OFFSET);419		dsize   = code->size * 4;420		dev_dbg(chip->card->dev,421			"dsp_spos: downloading code to chip (%08x-%08x)\n",422			    doffset,doffset + dsize);   423 424		module->nfixups = shadow_and_reallocate_code(chip,code->data,code->size,module->overlay_begin_address);425 426		if (snd_cs46xx_download (chip,(ins->code.data + ins->code.offset),doffset,dsize)) {427			dev_err(chip->card->dev,428				"dsp_spos: failed to download code to DSP\n");429			return -EINVAL;430		}431 432		ins->code.offset += code->size;433	}434 435	/* NOTE: module segments and symbol table must be436	   statically allocated. Case that module data is437	   not generated by the ospparser */438	ins->modules[ins->nmodules] = *module;439	ins->nmodules++;440 441	return 0;442}443 444struct dsp_symbol_entry *445cs46xx_dsp_lookup_symbol (struct snd_cs46xx * chip, char * symbol_name, int symbol_type)446{447	int i;448	struct dsp_spos_instance * ins = chip->dsp_spos_instance;449 450	for ( i = 0; i < ins->symbol_table.nsymbols; ++i ) {451 452		if (ins->symbol_table.symbols[i].deleted)453			continue;454 455		if (!strcmp(ins->symbol_table.symbols[i].symbol_name,symbol_name) &&456		    ins->symbol_table.symbols[i].symbol_type == symbol_type) {457			return (ins->symbol_table.symbols + i);458		}459	}460 461#if 0462	dev_err(chip->card->dev, "dsp_spos: symbol <%s> type %02x not found\n",463		symbol_name,symbol_type);464#endif465 466	return NULL;467}468 469 470#ifdef CONFIG_SND_PROC_FS471static struct dsp_symbol_entry *472cs46xx_dsp_lookup_symbol_addr (struct snd_cs46xx * chip, u32 address, int symbol_type)473{474	int i;475	struct dsp_spos_instance * ins = chip->dsp_spos_instance;476 477	for ( i = 0; i < ins->symbol_table.nsymbols; ++i ) {478 479		if (ins->symbol_table.symbols[i].deleted)480			continue;481 482		if (ins->symbol_table.symbols[i].address == address &&483		    ins->symbol_table.symbols[i].symbol_type == symbol_type) {484			return (ins->symbol_table.symbols + i);485		}486	}487 488 489	return NULL;490}491 492 493static void cs46xx_dsp_proc_symbol_table_read (struct snd_info_entry *entry,494					       struct snd_info_buffer *buffer)495{496	struct snd_cs46xx *chip = entry->private_data;497	struct dsp_spos_instance * ins = chip->dsp_spos_instance;498	int i;499 500	snd_iprintf(buffer, "SYMBOLS:\n");501	for ( i = 0; i < ins->symbol_table.nsymbols; ++i ) {502		char *module_str = "system";503 504		if (ins->symbol_table.symbols[i].deleted)505			continue;506 507		if (ins->symbol_table.symbols[i].module != NULL) {508			module_str = ins->symbol_table.symbols[i].module->module_name;509		}510 511    512		snd_iprintf(buffer, "%04X <%02X> %s [%s]\n",513			    ins->symbol_table.symbols[i].address,514			    ins->symbol_table.symbols[i].symbol_type,515			    ins->symbol_table.symbols[i].symbol_name,516			    module_str);    517	}518}519 520 521static void cs46xx_dsp_proc_modules_read (struct snd_info_entry *entry,522					  struct snd_info_buffer *buffer)523{524	struct snd_cs46xx *chip = entry->private_data;525	struct dsp_spos_instance * ins = chip->dsp_spos_instance;526	int i,j;527 528	mutex_lock(&chip->spos_mutex);529	snd_iprintf(buffer, "MODULES:\n");530	for ( i = 0; i < ins->nmodules; ++i ) {531		snd_iprintf(buffer, "\n%s:\n", ins->modules[i].module_name);532		snd_iprintf(buffer, "   %d symbols\n", ins->modules[i].symbol_table.nsymbols);533		snd_iprintf(buffer, "   %d fixups\n", ins->modules[i].nfixups);534 535		for (j = 0; j < ins->modules[i].nsegments; ++ j) {536			struct dsp_segment_desc * desc = (ins->modules[i].segments + j);537			snd_iprintf(buffer, "   segment %02x offset %08x size %08x\n",538				    desc->segment_type,desc->offset, desc->size);539		}540	}541	mutex_unlock(&chip->spos_mutex);542}543 544static void cs46xx_dsp_proc_task_tree_read (struct snd_info_entry *entry,545					    struct snd_info_buffer *buffer)546{547	struct snd_cs46xx *chip = entry->private_data;548	struct dsp_spos_instance * ins = chip->dsp_spos_instance;549	int i, j, col;550	void __iomem *dst = chip->region.idx[1].remap_addr + DSP_PARAMETER_BYTE_OFFSET;551 552	mutex_lock(&chip->spos_mutex);553	snd_iprintf(buffer, "TASK TREES:\n");554	for ( i = 0; i < ins->ntask; ++i) {555		snd_iprintf(buffer,"\n%04x %s:\n",ins->tasks[i].address,ins->tasks[i].task_name);556 557		for (col = 0,j = 0;j < ins->tasks[i].size; j++,col++) {558			u32 val;559			if (col == 4) {560				snd_iprintf(buffer,"\n");561				col = 0;562			}563			val = readl(dst + (ins->tasks[i].address + j) * sizeof(u32));564			snd_iprintf(buffer,"%08x ",val);565		}566	}567 568	snd_iprintf(buffer,"\n");  569	mutex_unlock(&chip->spos_mutex);570}571 572static void cs46xx_dsp_proc_scb_read (struct snd_info_entry *entry,573				      struct snd_info_buffer *buffer)574{575	struct snd_cs46xx *chip = entry->private_data;576	struct dsp_spos_instance * ins = chip->dsp_spos_instance;577	int i;578 579	mutex_lock(&chip->spos_mutex);580	snd_iprintf(buffer, "SCB's:\n");581	for ( i = 0; i < ins->nscb; ++i) {582		if (ins->scbs[i].deleted)583			continue;584		snd_iprintf(buffer,"\n%04x %s:\n\n",ins->scbs[i].address,ins->scbs[i].scb_name);585 586		if (ins->scbs[i].parent_scb_ptr != NULL) {587			snd_iprintf(buffer,"parent [%s:%04x] ", 588				    ins->scbs[i].parent_scb_ptr->scb_name,589				    ins->scbs[i].parent_scb_ptr->address);590		} else snd_iprintf(buffer,"parent [none] ");591 592		snd_iprintf(buffer,"sub_list_ptr [%s:%04x]\nnext_scb_ptr [%s:%04x]  task_entry [%s:%04x]\n",593			    ins->scbs[i].sub_list_ptr->scb_name,594			    ins->scbs[i].sub_list_ptr->address,595			    ins->scbs[i].next_scb_ptr->scb_name,596			    ins->scbs[i].next_scb_ptr->address,597			    ins->scbs[i].task_entry->symbol_name,598			    ins->scbs[i].task_entry->address);599	}600 601	snd_iprintf(buffer,"\n");602	mutex_unlock(&chip->spos_mutex);603}604 605static void cs46xx_dsp_proc_parameter_dump_read (struct snd_info_entry *entry,606						 struct snd_info_buffer *buffer)607{608	struct snd_cs46xx *chip = entry->private_data;609	/*struct dsp_spos_instance * ins = chip->dsp_spos_instance; */610	unsigned int i, col = 0;611	void __iomem *dst = chip->region.idx[1].remap_addr + DSP_PARAMETER_BYTE_OFFSET;612	struct dsp_symbol_entry * symbol; 613 614	for (i = 0;i < DSP_PARAMETER_BYTE_SIZE; i += sizeof(u32),col ++) {615		if (col == 4) {616			snd_iprintf(buffer,"\n");617			col = 0;618		}619 620		symbol = cs46xx_dsp_lookup_symbol_addr(chip, i / sizeof(u32), SYMBOL_PARAMETER);621		if (symbol) {622			col = 0;623			snd_iprintf (buffer,"\n%s:\n",symbol->symbol_name);624		}625 626		if (col == 0) {627			snd_iprintf(buffer, "%04X ", i / (unsigned int)sizeof(u32));628		}629 630		snd_iprintf(buffer,"%08X ",readl(dst + i));631	}632}633 634static void cs46xx_dsp_proc_sample_dump_read (struct snd_info_entry *entry,635					      struct snd_info_buffer *buffer)636{637	struct snd_cs46xx *chip = entry->private_data;638	int i,col = 0;639	void __iomem *dst = chip->region.idx[2].remap_addr;640 641	snd_iprintf(buffer,"PCMREADER:\n");642	for (i = PCM_READER_BUF1;i < PCM_READER_BUF1 + 0x30; i += sizeof(u32),col ++) {643		if (col == 4) {644			snd_iprintf(buffer,"\n");645			col = 0;646		}647 648		if (col == 0) {649			snd_iprintf(buffer, "%04X ",i);650		}651 652		snd_iprintf(buffer,"%08X ",readl(dst + i));653	}654 655	snd_iprintf(buffer,"\nMIX_SAMPLE_BUF1:\n");656 657	col = 0;658	for (i = MIX_SAMPLE_BUF1;i < MIX_SAMPLE_BUF1 + 0x40; i += sizeof(u32),col ++) {659		if (col == 4) {660			snd_iprintf(buffer,"\n");661			col = 0;662		}663 664		if (col == 0) {665			snd_iprintf(buffer, "%04X ",i);666		}667 668		snd_iprintf(buffer,"%08X ",readl(dst + i));669	}670 671	snd_iprintf(buffer,"\nSRC_TASK_SCB1:\n");672	col = 0;673	for (i = 0x2480 ; i < 0x2480 + 0x40 ; i += sizeof(u32),col ++) {674		if (col == 4) {675			snd_iprintf(buffer,"\n");676			col = 0;677		}678		679		if (col == 0) {680			snd_iprintf(buffer, "%04X ",i);681		}682 683		snd_iprintf(buffer,"%08X ",readl(dst + i));684	}685 686 687	snd_iprintf(buffer,"\nSPDIFO_BUFFER:\n");688	col = 0;689	for (i = SPDIFO_IP_OUTPUT_BUFFER1;i < SPDIFO_IP_OUTPUT_BUFFER1 + 0x30; i += sizeof(u32),col ++) {690		if (col == 4) {691			snd_iprintf(buffer,"\n");692			col = 0;693		}694 695		if (col == 0) {696			snd_iprintf(buffer, "%04X ",i);697		}698 699		snd_iprintf(buffer,"%08X ",readl(dst + i));700	}701 702	snd_iprintf(buffer,"\n...\n");703	col = 0;704 705	for (i = SPDIFO_IP_OUTPUT_BUFFER1+0xD0;i < SPDIFO_IP_OUTPUT_BUFFER1 + 0x110; i += sizeof(u32),col ++) {706		if (col == 4) {707			snd_iprintf(buffer,"\n");708			col = 0;709		}710 711		if (col == 0) {712			snd_iprintf(buffer, "%04X ",i);713		}714 715		snd_iprintf(buffer,"%08X ",readl(dst + i));716	}717 718 719	snd_iprintf(buffer,"\nOUTPUT_SNOOP:\n");720	col = 0;721	for (i = OUTPUT_SNOOP_BUFFER;i < OUTPUT_SNOOP_BUFFER + 0x40; i += sizeof(u32),col ++) {722		if (col == 4) {723			snd_iprintf(buffer,"\n");724			col = 0;725		}726 727		if (col == 0) {728			snd_iprintf(buffer, "%04X ",i);729		}730 731		snd_iprintf(buffer,"%08X ",readl(dst + i));732	}733 734	snd_iprintf(buffer,"\nCODEC_INPUT_BUF1: \n");735	col = 0;736	for (i = CODEC_INPUT_BUF1;i < CODEC_INPUT_BUF1 + 0x40; i += sizeof(u32),col ++) {737		if (col == 4) {738			snd_iprintf(buffer,"\n");739			col = 0;740		}741 742		if (col == 0) {743			snd_iprintf(buffer, "%04X ",i);744		}745 746		snd_iprintf(buffer,"%08X ",readl(dst + i));747	}748#if 0749	snd_iprintf(buffer,"\nWRITE_BACK_BUF1: \n");750	col = 0;751	for (i = WRITE_BACK_BUF1;i < WRITE_BACK_BUF1 + 0x40; i += sizeof(u32),col ++) {752		if (col == 4) {753			snd_iprintf(buffer,"\n");754			col = 0;755		}756 757		if (col == 0) {758			snd_iprintf(buffer, "%04X ",i);759		}760 761		snd_iprintf(buffer,"%08X ",readl(dst + i));762	}763#endif764 765	snd_iprintf(buffer,"\nSPDIFI_IP_OUTPUT_BUFFER1: \n");766	col = 0;767	for (i = SPDIFI_IP_OUTPUT_BUFFER1;i < SPDIFI_IP_OUTPUT_BUFFER1 + 0x80; i += sizeof(u32),col ++) {768		if (col == 4) {769			snd_iprintf(buffer,"\n");770			col = 0;771		}772 773		if (col == 0) {774			snd_iprintf(buffer, "%04X ",i);775		}776		777		snd_iprintf(buffer,"%08X ",readl(dst + i));778	}779	snd_iprintf(buffer,"\n");780}781 782int cs46xx_dsp_proc_init (struct snd_card *card, struct snd_cs46xx *chip)783{784	struct snd_info_entry *entry;785	struct dsp_spos_instance * ins = chip->dsp_spos_instance;786	int i;787 788	ins->snd_card = card;789 790	entry = snd_info_create_card_entry(card, "dsp", card->proc_root);791	if (entry)792		entry->mode = S_IFDIR | 0555;793	ins->proc_dsp_dir = entry;794 795	if (!ins->proc_dsp_dir)796		return -ENOMEM;797 798	entry = snd_info_create_card_entry(card, "spos_symbols",799					   ins->proc_dsp_dir);800	if (entry)801		snd_info_set_text_ops(entry, chip,802				      cs46xx_dsp_proc_symbol_table_read);803    804	entry = snd_info_create_card_entry(card, "spos_modules",805					   ins->proc_dsp_dir);806	if (entry)807		snd_info_set_text_ops(entry, chip,808				      cs46xx_dsp_proc_modules_read);809 810	entry = snd_info_create_card_entry(card, "parameter",811					   ins->proc_dsp_dir);812	if (entry)813		snd_info_set_text_ops(entry, chip,814				      cs46xx_dsp_proc_parameter_dump_read);815 816	entry = snd_info_create_card_entry(card, "sample",817					   ins->proc_dsp_dir);818	if (entry)819		snd_info_set_text_ops(entry, chip,820				      cs46xx_dsp_proc_sample_dump_read);821 822	entry = snd_info_create_card_entry(card, "task_tree",823					   ins->proc_dsp_dir);824	if (entry)825		snd_info_set_text_ops(entry, chip,826				      cs46xx_dsp_proc_task_tree_read);827 828	entry = snd_info_create_card_entry(card, "scb_info",829					   ins->proc_dsp_dir);830	if (entry)831		snd_info_set_text_ops(entry, chip,832				      cs46xx_dsp_proc_scb_read);833 834	mutex_lock(&chip->spos_mutex);835	/* register/update SCB's entries on proc */836	for (i = 0; i < ins->nscb; ++i) {837		if (ins->scbs[i].deleted) continue;838 839		cs46xx_dsp_proc_register_scb_desc (chip, (ins->scbs + i));840	}841	mutex_unlock(&chip->spos_mutex);842 843	return 0;844}845 846int cs46xx_dsp_proc_done (struct snd_cs46xx *chip)847{848	struct dsp_spos_instance * ins = chip->dsp_spos_instance;849	int i;850 851	if (!ins)852		return 0;853 854	mutex_lock(&chip->spos_mutex);855	for (i = 0; i < ins->nscb; ++i) {856		if (ins->scbs[i].deleted) continue;857		cs46xx_dsp_proc_free_scb_desc ( (ins->scbs + i) );858	}859	mutex_unlock(&chip->spos_mutex);860 861	snd_info_free_entry(ins->proc_dsp_dir);862	ins->proc_dsp_dir = NULL;863 864	return 0;865}866#endif /* CONFIG_SND_PROC_FS */867 868static void _dsp_create_task_tree (struct snd_cs46xx *chip, u32 * task_data,869				   u32  dest, int size)870{871	void __iomem *spdst = chip->region.idx[1].remap_addr + 872		DSP_PARAMETER_BYTE_OFFSET + dest * sizeof(u32);873	int i;874 875	for (i = 0; i < size; ++i) {876		dev_dbg(chip->card->dev, "addr %p, val %08x\n",877			spdst, task_data[i]);878		writel(task_data[i],spdst);879		spdst += sizeof(u32);880	}881}882 883static void _dsp_create_scb (struct snd_cs46xx *chip, u32 * scb_data, u32 dest)884{885	void __iomem *spdst = chip->region.idx[1].remap_addr + 886		DSP_PARAMETER_BYTE_OFFSET + dest * sizeof(u32);887	int i;888 889	for (i = 0; i < 0x10; ++i) {890		dev_dbg(chip->card->dev, "addr %p, val %08x\n",891			spdst, scb_data[i]);892		writel(scb_data[i],spdst);893		spdst += sizeof(u32);894	}895}896 897static int find_free_scb_index (struct dsp_spos_instance * ins)898{899	int index = ins->nscb, i;900 901	for (i = ins->scb_highest_frag_index; i < ins->nscb; ++i) {902		if (ins->scbs[i].deleted) {903			index = i;904			break;905		}906	}907 908	return index;909}910 911static struct dsp_scb_descriptor * _map_scb (struct snd_cs46xx *chip, char * name, u32 dest)912{913	struct dsp_spos_instance * ins = chip->dsp_spos_instance;914	struct dsp_scb_descriptor * desc = NULL;915	int index;916 917	if (ins->nscb == DSP_MAX_SCB_DESC - 1) {918		dev_err(chip->card->dev,919			"dsp_spos: got no place for other SCB\n");920		return NULL;921	}922 923	index = find_free_scb_index (ins);924 925	memset(&ins->scbs[index], 0, sizeof(ins->scbs[index]));926	strcpy(ins->scbs[index].scb_name, name);927	ins->scbs[index].address = dest;928	ins->scbs[index].index = index;929	ins->scbs[index].ref_count = 1;930 931	desc = (ins->scbs + index);932	ins->scbs[index].scb_symbol = add_symbol (chip, name, dest, SYMBOL_PARAMETER);933 934	if (index > ins->scb_highest_frag_index)935		ins->scb_highest_frag_index = index;936 937	if (index == ins->nscb)938		ins->nscb++;939 940	return desc;941}942 943static struct dsp_task_descriptor *944_map_task_tree (struct snd_cs46xx *chip, char * name, u32 dest, u32 size)945{946	struct dsp_spos_instance * ins = chip->dsp_spos_instance;947	struct dsp_task_descriptor * desc = NULL;948 949	if (ins->ntask == DSP_MAX_TASK_DESC - 1) {950		dev_err(chip->card->dev,951			"dsp_spos: got no place for other TASK\n");952		return NULL;953	}954 955	if (name)956		strcpy(ins->tasks[ins->ntask].task_name, name);957	else958		strcpy(ins->tasks[ins->ntask].task_name, "(NULL)");959	ins->tasks[ins->ntask].address = dest;960	ins->tasks[ins->ntask].size = size;961 962	/* quick find in list */963	ins->tasks[ins->ntask].index = ins->ntask;964	desc = (ins->tasks + ins->ntask);965	ins->ntask++;966 967	if (name)968		add_symbol (chip,name,dest,SYMBOL_PARAMETER);969	return desc;970}971 972#define SCB_BYTES	(0x10 * 4)973 974struct dsp_scb_descriptor *975cs46xx_dsp_create_scb (struct snd_cs46xx *chip, char * name, u32 * scb_data, u32 dest)976{977	struct dsp_scb_descriptor * desc;978 979#ifdef CONFIG_PM_SLEEP980	/* copy the data for resume */981	scb_data = kmemdup(scb_data, SCB_BYTES, GFP_KERNEL);982	if (!scb_data)983		return NULL;984#endif985 986	desc = _map_scb (chip,name,dest);987	if (desc) {988		desc->data = scb_data;989		_dsp_create_scb(chip,scb_data,dest);990	} else {991		dev_err(chip->card->dev, "dsp_spos: failed to map SCB\n");992#ifdef CONFIG_PM_SLEEP993		kfree(scb_data);994#endif995	}996 997	return desc;998}999 1000 1001static struct dsp_task_descriptor *1002cs46xx_dsp_create_task_tree (struct snd_cs46xx *chip, char * name, u32 * task_data,1003			     u32 dest, int size)1004{1005	struct dsp_task_descriptor * desc;1006 1007	desc = _map_task_tree (chip,name,dest,size);1008	if (desc) {1009		desc->data = task_data;1010		_dsp_create_task_tree(chip,task_data,dest,size);1011	} else {1012		dev_err(chip->card->dev, "dsp_spos: failed to map TASK\n");1013	}1014 1015	return desc;1016}1017 1018int cs46xx_dsp_scb_and_task_init (struct snd_cs46xx *chip)1019{1020	struct dsp_spos_instance * ins = chip->dsp_spos_instance;1021	struct dsp_symbol_entry * fg_task_tree_header_code;1022	struct dsp_symbol_entry * task_tree_header_code;1023	struct dsp_symbol_entry * task_tree_thread;1024	struct dsp_symbol_entry * null_algorithm;1025	struct dsp_symbol_entry * magic_snoop_task;1026 1027	struct dsp_scb_descriptor * timing_master_scb;1028	struct dsp_scb_descriptor * codec_out_scb;1029	struct dsp_scb_descriptor * codec_in_scb;1030	struct dsp_scb_descriptor * src_task_scb;1031	struct dsp_scb_descriptor * master_mix_scb;1032	struct dsp_scb_descriptor * rear_mix_scb;1033	struct dsp_scb_descriptor * record_mix_scb;1034	struct dsp_scb_descriptor * write_back_scb;1035	struct dsp_scb_descriptor * vari_decimate_scb;1036	struct dsp_scb_descriptor * rear_codec_out_scb;1037	struct dsp_scb_descriptor * clfe_codec_out_scb;1038	struct dsp_scb_descriptor * magic_snoop_scb;1039	1040	int fifo_addr, fifo_span, valid_slots;1041 1042	static const struct dsp_spos_control_block sposcb = {1043		/* 0 */ HFG_TREE_SCB,HFG_STACK,1044		/* 1 */ SPOSCB_ADDR,BG_TREE_SCB_ADDR,1045		/* 2 */ DSP_SPOS_DC,0,1046		/* 3 */ DSP_SPOS_DC,DSP_SPOS_DC,1047		/* 4 */ 0,0,1048		/* 5 */ DSP_SPOS_UU,0,1049		/* 6 */ FG_TASK_HEADER_ADDR,0,1050		/* 7 */ 0,0,1051		/* 8 */ DSP_SPOS_UU,DSP_SPOS_DC,1052		/* 9 */ 0,1053		/* A */ 0,HFG_FIRST_EXECUTE_MODE,1054		/* B */ DSP_SPOS_UU,DSP_SPOS_UU,1055		/* C */ DSP_SPOS_DC_DC,1056		/* D */ DSP_SPOS_DC_DC,1057		/* E */ DSP_SPOS_DC_DC,1058		/* F */ DSP_SPOS_DC_DC1059	};1060 1061	cs46xx_dsp_create_task_tree(chip, "sposCB", (u32 *)&sposcb, SPOSCB_ADDR, 0x10);1062 1063	null_algorithm  = cs46xx_dsp_lookup_symbol(chip, "NULLALGORITHM", SYMBOL_CODE);1064	if (null_algorithm == NULL) {1065		dev_err(chip->card->dev,1066			"dsp_spos: symbol NULLALGORITHM not found\n");1067		return -EIO;1068	}1069 1070	fg_task_tree_header_code = cs46xx_dsp_lookup_symbol(chip, "FGTASKTREEHEADERCODE", SYMBOL_CODE);  1071	if (fg_task_tree_header_code == NULL) {1072		dev_err(chip->card->dev,1073			"dsp_spos: symbol FGTASKTREEHEADERCODE not found\n");1074		return -EIO;1075	}1076 1077	task_tree_header_code = cs46xx_dsp_lookup_symbol(chip, "TASKTREEHEADERCODE", SYMBOL_CODE);  1078	if (task_tree_header_code == NULL) {1079		dev_err(chip->card->dev,1080			"dsp_spos: symbol TASKTREEHEADERCODE not found\n");1081		return -EIO;1082	}1083  1084	task_tree_thread = cs46xx_dsp_lookup_symbol(chip, "TASKTREETHREAD", SYMBOL_CODE);1085	if (task_tree_thread == NULL) {1086		dev_err(chip->card->dev,1087			"dsp_spos: symbol TASKTREETHREAD not found\n");1088		return -EIO;1089	}1090 1091	magic_snoop_task = cs46xx_dsp_lookup_symbol(chip, "MAGICSNOOPTASK", SYMBOL_CODE);1092	if (magic_snoop_task == NULL) {1093		dev_err(chip->card->dev,1094			"dsp_spos: symbol MAGICSNOOPTASK not found\n");1095		return -EIO;1096	}1097  1098	{1099		/* create the null SCB */1100		static struct dsp_generic_scb null_scb = {1101			{ 0, 0, 0, 0 },1102			{ 0, 0, 0, 0, 0 },1103			NULL_SCB_ADDR, NULL_SCB_ADDR,1104			0, 0, 0, 0, 0,1105			{1106				0,0,1107				0,0,1108			}1109		};1110 1111		null_scb.entry_point = null_algorithm->address;1112		ins->the_null_scb = cs46xx_dsp_create_scb(chip, "nullSCB", (u32 *)&null_scb, NULL_SCB_ADDR);1113		ins->the_null_scb->task_entry = null_algorithm;1114		ins->the_null_scb->sub_list_ptr = ins->the_null_scb;1115		ins->the_null_scb->next_scb_ptr = ins->the_null_scb;1116		ins->the_null_scb->parent_scb_ptr = NULL;1117		cs46xx_dsp_proc_register_scb_desc (chip,ins->the_null_scb);1118	}1119 1120	{1121		/* setup foreground task tree */1122		static struct dsp_task_tree_control_block fg_task_tree_hdr =  {1123			{ FG_TASK_HEADER_ADDR | (DSP_SPOS_DC << 0x10),1124			  DSP_SPOS_DC_DC,1125			  DSP_SPOS_DC_DC,1126			  0x0000,DSP_SPOS_DC,1127			  DSP_SPOS_DC, DSP_SPOS_DC,1128			  DSP_SPOS_DC_DC,1129			  DSP_SPOS_DC_DC,1130			  DSP_SPOS_DC_DC,1131			  DSP_SPOS_DC,DSP_SPOS_DC },1132    1133			{1134				BG_TREE_SCB_ADDR,TIMINGMASTER_SCB_ADDR, 1135				0,1136				FG_TASK_HEADER_ADDR + TCBData,                  1137			},1138 1139			{    1140				4,0,1141				1,0,1142				2,SPOSCB_ADDR + HFGFlags,1143				0,0,1144				FG_TASK_HEADER_ADDR + TCBContextBlk,FG_STACK1145			},1146 1147			{1148				DSP_SPOS_DC,0,1149				DSP_SPOS_DC,DSP_SPOS_DC,1150				DSP_SPOS_DC,DSP_SPOS_DC,1151				DSP_SPOS_DC,DSP_SPOS_DC,1152				DSP_SPOS_DC,DSP_SPOS_DC,1153				DSP_SPOS_DCDC,1154				DSP_SPOS_UU,1,1155				DSP_SPOS_DCDC,1156				DSP_SPOS_DCDC,1157				DSP_SPOS_DCDC,1158				DSP_SPOS_DCDC,1159				DSP_SPOS_DCDC,1160				DSP_SPOS_DCDC,1161				DSP_SPOS_DCDC,1162				DSP_SPOS_DCDC,1163				DSP_SPOS_DCDC,1164				DSP_SPOS_DCDC,1165				DSP_SPOS_DCDC,1166				DSP_SPOS_DCDC,1167				DSP_SPOS_DCDC,1168				DSP_SPOS_DCDC,1169				DSP_SPOS_DCDC,1170				DSP_SPOS_DCDC,1171				DSP_SPOS_DCDC,1172				DSP_SPOS_DCDC,1173				DSP_SPOS_DCDC,1174				DSP_SPOS_DCDC,1175				DSP_SPOS_DCDC,1176				DSP_SPOS_DCDC,1177				DSP_SPOS_DCDC,1178				DSP_SPOS_DCDC,1179				DSP_SPOS_DCDC,1180				DSP_SPOS_DCDC,1181				DSP_SPOS_DCDC,1182				DSP_SPOS_DCDC 1183			},                                               1184			{ 1185				FG_INTERVAL_TIMER_PERIOD,DSP_SPOS_UU,1186				0,01187			}1188		};1189 1190		fg_task_tree_hdr.links.entry_point = fg_task_tree_header_code->address;1191		fg_task_tree_hdr.context_blk.stack0 = task_tree_thread->address;1192		cs46xx_dsp_create_task_tree(chip,"FGtaskTreeHdr",(u32 *)&fg_task_tree_hdr,FG_TASK_HEADER_ADDR,0x35);1193	}1194 1195 1196	{1197		/* setup foreground task tree */1198		static struct dsp_task_tree_control_block bg_task_tree_hdr =  {1199			{ DSP_SPOS_DC_DC,1200			  DSP_SPOS_DC_DC,1201			  DSP_SPOS_DC_DC,1202			  DSP_SPOS_DC, DSP_SPOS_DC,1203			  DSP_SPOS_DC, DSP_SPOS_DC,1204			  DSP_SPOS_DC_DC,1205			  DSP_SPOS_DC_DC,1206			  DSP_SPOS_DC_DC,1207			  DSP_SPOS_DC,DSP_SPOS_DC },1208    1209			{1210				NULL_SCB_ADDR,NULL_SCB_ADDR,  /* Set up the background to do nothing */1211				0,1212				BG_TREE_SCB_ADDR + TCBData,1213			},1214 1215			{    1216				9999,0,1217				0,1,1218				0,SPOSCB_ADDR + HFGFlags,1219				0,0,1220				BG_TREE_SCB_ADDR + TCBContextBlk,BG_STACK1221			},1222 1223			{1224				DSP_SPOS_DC,0,1225				DSP_SPOS_DC,DSP_SPOS_DC,1226				DSP_SPOS_DC,DSP_SPOS_DC,1227				DSP_SPOS_DC,DSP_SPOS_DC,1228				DSP_SPOS_DC,DSP_SPOS_DC,1229				DSP_SPOS_DCDC,1230				DSP_SPOS_UU,1,1231				DSP_SPOS_DCDC,1232				DSP_SPOS_DCDC,1233				DSP_SPOS_DCDC,1234				DSP_SPOS_DCDC,1235				DSP_SPOS_DCDC,1236				DSP_SPOS_DCDC,1237				DSP_SPOS_DCDC,1238				DSP_SPOS_DCDC,1239				DSP_SPOS_DCDC,1240				DSP_SPOS_DCDC,1241				DSP_SPOS_DCDC,1242				DSP_SPOS_DCDC,1243				DSP_SPOS_DCDC,1244				DSP_SPOS_DCDC,1245				DSP_SPOS_DCDC,1246				DSP_SPOS_DCDC,1247				DSP_SPOS_DCDC,1248				DSP_SPOS_DCDC,1249				DSP_SPOS_DCDC,1250				DSP_SPOS_DCDC,1251				DSP_SPOS_DCDC,1252				DSP_SPOS_DCDC,1253				DSP_SPOS_DCDC,1254				DSP_SPOS_DCDC,1255				DSP_SPOS_DCDC,1256				DSP_SPOS_DCDC,1257				DSP_SPOS_DCDC,1258				DSP_SPOS_DCDC 1259			},                                               1260			{ 1261				BG_INTERVAL_TIMER_PERIOD,DSP_SPOS_UU,1262				0,01263			}1264		};1265 1266		bg_task_tree_hdr.links.entry_point = task_tree_header_code->address;1267		bg_task_tree_hdr.context_blk.stack0 = task_tree_thread->address;1268		cs46xx_dsp_create_task_tree(chip,"BGtaskTreeHdr",(u32 *)&bg_task_tree_hdr,BG_TREE_SCB_ADDR,0x35);1269	}1270 1271	/* create timing master SCB */1272	timing_master_scb = cs46xx_dsp_create_timing_master_scb(chip);1273 1274	/* create the CODEC output task */1275	codec_out_scb = cs46xx_dsp_create_codec_out_scb(chip,"CodecOutSCB_I",0x0010,0x0000,1276							MASTERMIX_SCB_ADDR,1277							CODECOUT_SCB_ADDR,timing_master_scb,1278							SCB_ON_PARENT_SUBLIST_SCB);1279 1280	if (!codec_out_scb) goto _fail_end;1281	/* create the master mix SCB */1282	master_mix_scb = cs46xx_dsp_create_mix_only_scb(chip,"MasterMixSCB",1283							MIX_SAMPLE_BUF1,MASTERMIX_SCB_ADDR,1284							codec_out_scb,1285							SCB_ON_PARENT_SUBLIST_SCB);1286	ins->master_mix_scb = master_mix_scb;1287 1288	if (!master_mix_scb) goto _fail_end;1289 1290	/* create codec in */1291	codec_in_scb = cs46xx_dsp_create_codec_in_scb(chip,"CodecInSCB",0x0010,0x00A0,1292						      CODEC_INPUT_BUF1,1293						      CODECIN_SCB_ADDR,codec_out_scb,1294						      SCB_ON_PARENT_NEXT_SCB);1295	if (!codec_in_scb) goto _fail_end;1296	ins->codec_in_scb = codec_in_scb;1297 1298	/* create write back scb */1299	write_back_scb = cs46xx_dsp_create_mix_to_ostream_scb(chip,"WriteBackSCB",1300							      WRITE_BACK_BUF1,WRITE_BACK_SPB,1301							      WRITEBACK_SCB_ADDR,1302							      timing_master_scb,1303							      SCB_ON_PARENT_NEXT_SCB);1304	if (!write_back_scb) goto _fail_end;1305 1306	{1307		static struct dsp_mix2_ostream_spb mix2_ostream_spb = {1308			0x00020000,1309			0x0000ffff1310		};1311    1312		if (!cs46xx_dsp_create_task_tree(chip, NULL,1313						 (u32 *)&mix2_ostream_spb,1314						 WRITE_BACK_SPB, 2))1315			goto _fail_end;1316	}1317 1318	/* input sample converter */1319	vari_decimate_scb = cs46xx_dsp_create_vari_decimate_scb(chip,"VariDecimateSCB",1320								VARI_DECIMATE_BUF0,1321								VARI_DECIMATE_BUF1,1322								VARIDECIMATE_SCB_ADDR,1323								write_back_scb,1324								SCB_ON_PARENT_SUBLIST_SCB);1325	if (!vari_decimate_scb) goto _fail_end;1326 1327	/* create the record mixer SCB */1328	record_mix_scb = cs46xx_dsp_create_mix_only_scb(chip,"RecordMixerSCB",1329							MIX_SAMPLE_BUF2,1330							RECORD_MIXER_SCB_ADDR,1331							vari_decimate_scb,1332							SCB_ON_PARENT_SUBLIST_SCB);1333	ins->record_mixer_scb = record_mix_scb;1334 1335	if (!record_mix_scb) goto _fail_end;1336 1337	valid_slots = snd_cs46xx_peekBA0(chip, BA0_ACOSV);1338 1339	if (snd_BUG_ON(chip->nr_ac97_codecs != 1 && chip->nr_ac97_codecs != 2))1340		goto _fail_end;1341 1342	if (chip->nr_ac97_codecs == 1) {1343		/* output on slot 5 and 11 1344		   on primary CODEC */1345		fifo_addr = 0x20;1346		fifo_span = 0x60;1347 1348		/* enable slot 5 and 11 */1349		valid_slots |= ACOSV_SLV5 | ACOSV_SLV11;1350	} else {1351		/* output on slot 7 and 8 1352		   on secondary CODEC */1353		fifo_addr = 0x40;1354		fifo_span = 0x10;1355 1356		/* enable slot 7 and 8 */1357		valid_slots |= ACOSV_SLV7 | ACOSV_SLV8;1358	}1359	/* create CODEC tasklet for rear speakers output*/1360	rear_codec_out_scb = cs46xx_dsp_create_codec_out_scb(chip,"CodecOutSCB_Rear",fifo_span,fifo_addr,1361							     REAR_MIXER_SCB_ADDR,1362							     REAR_CODECOUT_SCB_ADDR,codec_in_scb,1363							     SCB_ON_PARENT_NEXT_SCB);1364	if (!rear_codec_out_scb) goto _fail_end;1365	1366	1367	/* create the rear PCM channel  mixer SCB */1368	rear_mix_scb = cs46xx_dsp_create_mix_only_scb(chip,"RearMixerSCB",1369						      MIX_SAMPLE_BUF3,1370						      REAR_MIXER_SCB_ADDR,1371						      rear_codec_out_scb,1372						      SCB_ON_PARENT_SUBLIST_SCB);1373	ins->rear_mix_scb = rear_mix_scb;1374	if (!rear_mix_scb) goto _fail_end;1375	1376	if (chip->nr_ac97_codecs == 2) {1377		/* create CODEC tasklet for rear Center/LFE output 1378		   slot 6 and 9 on secondary CODEC */1379		clfe_codec_out_scb = cs46xx_dsp_create_codec_out_scb(chip,"CodecOutSCB_CLFE",0x0030,0x0030,1380								     CLFE_MIXER_SCB_ADDR,1381								     CLFE_CODEC_SCB_ADDR,1382								     rear_codec_out_scb,1383								     SCB_ON_PARENT_NEXT_SCB);1384		if (!clfe_codec_out_scb) goto _fail_end;1385		1386		1387		/* create the rear PCM channel  mixer SCB */1388		ins->center_lfe_mix_scb = cs46xx_dsp_create_mix_only_scb(chip,"CLFEMixerSCB",1389									 MIX_SAMPLE_BUF4,1390									 CLFE_MIXER_SCB_ADDR,1391									 clfe_codec_out_scb,1392									 SCB_ON_PARENT_SUBLIST_SCB);1393		if (!ins->center_lfe_mix_scb) goto _fail_end;1394 1395		/* enable slot 6 and 9 */1396		valid_slots |= ACOSV_SLV6 | ACOSV_SLV9;1397	} else {1398		clfe_codec_out_scb = rear_codec_out_scb;1399		ins->center_lfe_mix_scb = rear_mix_scb;1400	}1401 1402	/* enable slots depending on CODEC configuration */1403	snd_cs46xx_pokeBA0(chip, BA0_ACOSV, valid_slots);1404 1405	/* the magic snooper */1406	magic_snoop_scb = cs46xx_dsp_create_magic_snoop_scb (chip,"MagicSnoopSCB_I",OUTPUTSNOOP_SCB_ADDR,1407							     OUTPUT_SNOOP_BUFFER,1408							     codec_out_scb,1409							     clfe_codec_out_scb,1410							     SCB_ON_PARENT_NEXT_SCB);1411 1412    1413	if (!magic_snoop_scb) goto _fail_end;1414	ins->ref_snoop_scb = magic_snoop_scb;1415 1416	/* SP IO access */1417	if (!cs46xx_dsp_create_spio_write_scb(chip,"SPIOWriteSCB",SPIOWRITE_SCB_ADDR,1418					      magic_snoop_scb,1419					      SCB_ON_PARENT_NEXT_SCB))1420		goto _fail_end;1421 1422	/* SPDIF input sampel rate converter */1423	src_task_scb = cs46xx_dsp_create_src_task_scb(chip,"SrcTaskSCB_SPDIFI",1424						      ins->spdif_in_sample_rate,1425						      SRC_OUTPUT_BUF1,1426						      SRC_DELAY_BUF1,SRCTASK_SCB_ADDR,1427						      master_mix_scb,1428						      SCB_ON_PARENT_SUBLIST_SCB,1);1429 1430	if (!src_task_scb) goto _fail_end;1431	cs46xx_src_unlink(chip,src_task_scb);1432 1433	/* NOTE: when we now how to detect the SPDIF input1434	   sample rate we will use this SRC to adjust it */1435	ins->spdif_in_src = src_task_scb;1436 1437	cs46xx_dsp_async_init(chip,timing_master_scb);1438	return 0;1439 1440 _fail_end:1441	dev_err(chip->card->dev, "dsp_spos: failed to setup SCB's in DSP\n");1442	return -EINVAL;1443}1444 1445static int cs46xx_dsp_async_init (struct snd_cs46xx *chip,1446				  struct dsp_scb_descriptor * fg_entry)1447{1448	struct dsp_spos_instance * ins = chip->dsp_spos_instance;1449	struct dsp_symbol_entry * s16_async_codec_input_task;1450	struct dsp_symbol_entry * spdifo_task;1451	struct dsp_symbol_entry * spdifi_task;1452	struct dsp_scb_descriptor * spdifi_scb_desc, * spdifo_scb_desc, * async_codec_scb_desc;1453 1454	s16_async_codec_input_task = cs46xx_dsp_lookup_symbol(chip, "S16_ASYNCCODECINPUTTASK", SYMBOL_CODE);1455	if (s16_async_codec_input_task == NULL) {1456		dev_err(chip->card->dev,1457			"dsp_spos: symbol S16_ASYNCCODECINPUTTASK not found\n");1458		return -EIO;1459	}1460	spdifo_task = cs46xx_dsp_lookup_symbol(chip, "SPDIFOTASK", SYMBOL_CODE);1461	if (spdifo_task == NULL) {1462		dev_err(chip->card->dev,1463			"dsp_spos: symbol SPDIFOTASK not found\n");1464		return -EIO;1465	}1466 1467	spdifi_task = cs46xx_dsp_lookup_symbol(chip, "SPDIFITASK", SYMBOL_CODE);1468	if (spdifi_task == NULL) {1469		dev_err(chip->card->dev,1470			"dsp_spos: symbol SPDIFITASK not found\n");1471		return -EIO;1472	}1473 1474	{1475		/* 0xBC0 */1476		struct dsp_spdifoscb spdifo_scb = {1477			/* 0 */ DSP_SPOS_UUUU,1478			{1479				/* 1 */ 0xb0, 1480				/* 2 */ 0, 1481				/* 3 */ 0, 1482				/* 4 */ 0, 1483			},1484			/* NOTE: the SPDIF output task read samples in mono1485			   format, the AsynchFGTxSCB task writes to buffer1486			   in stereo format1487			*/1488			/* 5 */ RSCONFIG_SAMPLE_16MONO + RSCONFIG_MODULO_256,1489			/* 6 */ ( SPDIFO_IP_OUTPUT_BUFFER1 << 0x10 )  |  0xFFFC,1490			/* 7 */ 0,0, 1491			/* 8 */ 0, 1492			/* 9 */ FG_TASK_HEADER_ADDR, NULL_SCB_ADDR, 1493			/* A */ spdifo_task->address,1494			SPDIFO_SCB_INST + SPDIFOFIFOPointer,1495			{1496				/* B */ 0x0040, /*DSP_SPOS_UUUU,*/1497				/* C */ 0x20ff, /*DSP_SPOS_UUUU,*/1498			},1499			/* D */ 0x804c,0,							  /* SPDIFOFIFOPointer:SPDIFOStatRegAddr; */1500			/* E */ 0x0108,0x0001,					  /* SPDIFOStMoFormat:SPDIFOFIFOBaseAddr; */1501			/* F */ DSP_SPOS_UUUU	  			          /* SPDIFOFree; */1502		};1503 1504		/* 0xBB0 */1505		struct dsp_spdifiscb spdifi_scb = {1506			/* 0 */ DSP_SPOS_UULO,DSP_SPOS_UUHI,1507			/* 1 */ 0,1508			/* 2 */ 0,1509			/* 3 */ 1,4000,        /* SPDIFICountLimit SPDIFICount */ 1510			/* 4 */ DSP_SPOS_UUUU, /* SPDIFIStatusData */1511			/* 5 */ 0,DSP_SPOS_UUHI, /* StatusData, Free4 */1512			/* 6 */ DSP_SPOS_UUUU,  /* Free3 */1513			/* 7 */ DSP_SPOS_UU,DSP_SPOS_DC,  /* Free2 BitCount*/1514			/* 8 */ DSP_SPOS_UUUU,	/* TempStatus */1515			/* 9 */ SPDIFO_SCB_INST, NULL_SCB_ADDR,1516			/* A */ spdifi_task->address,1517			SPDIFI_SCB_INST + SPDIFIFIFOPointer,1518			/* NOTE: The SPDIF input task write the sample in mono1519			   format from the HW FIFO, the AsynchFGRxSCB task  reads 1520			   them in stereo 1521			*/1522			/* B */ RSCONFIG_SAMPLE_16MONO + RSCONFIG_MODULO_128,1523			/* C */ (SPDIFI_IP_OUTPUT_BUFFER1 << 0x10) | 0xFFFC,1524			/* D */ 0x8048,0,1525			/* E */ 0x01f0,0x0001,1526			/* F */ DSP_SPOS_UUUU /* SPDIN_STATUS monitor */1527		};1528 1529		/* 0xBA0 */1530		struct dsp_async_codec_input_scb async_codec_input_scb = {1531			/* 0 */ DSP_SPOS_UUUU,1532			/* 1 */ 0,1533			/* 2 */ 0,1534			/* 3 */ 1,4000,1535			/* 4 */ 0x0118,0x0001,1536			/* 5 */ RSCONFIG_SAMPLE_16MONO + RSCONFIG_MODULO_64,1537			/* 6 */ (ASYNC_IP_OUTPUT_BUFFER1 << 0x10) | 0xFFFC,1538			/* 7 */ DSP_SPOS_UU,0x3,1539			/* 8 */ DSP_SPOS_UUUU,1540			/* 9 */ SPDIFI_SCB_INST,NULL_SCB_ADDR,1541			/* A */ s16_async_codec_input_task->address,1542			HFG_TREE_SCB + AsyncCIOFIFOPointer,1543              1544			/* B */ RSCONFIG_SAMPLE_16STEREO + RSCONFIG_MODULO_64,1545			/* C */ (ASYNC_IP_OUTPUT_BUFFER1 << 0x10),  /*(ASYNC_IP_OUTPUT_BUFFER1 << 0x10) | 0xFFFC,*/1546      1547#ifdef UseASER1Input1548			/* short AsyncCIFIFOPointer:AsyncCIStatRegAddr;	       1549			   Init. 0000:8042: for ASER11550			   0000:8044: for ASER2 */1551			/* D */ 0x8042,0,1552      1553			/* short AsyncCIStMoFormat:AsyncCIFIFOBaseAddr;1554			   Init 1 stero:8050 ASER11555			   Init 0  mono:8070 ASER21556			   Init 1 Stereo : 0100 ASER1 (Set by script) */1557			/* E */ 0x0100,0x0001,1558      1559#endif1560      1561#ifdef UseASER2Input1562			/* short AsyncCIFIFOPointer:AsyncCIStatRegAddr;1563			   Init. 0000:8042: for ASER11564			   0000:8044: for ASER2 */1565			/* D */ 0x8044,0,1566      1567			/* short AsyncCIStMoFormat:AsyncCIFIFOBaseAddr;1568			   Init 1 stero:8050 ASER11569			   Init 0  mono:8070 ASER21570			   Init 1 Stereo : 0100 ASER1 (Set by script) */1571			/* E */ 0x0110,0x0001,1572      1573#endif1574      1575			/* short AsyncCIOutputBufModulo:AsyncCIFree;1576			   AsyncCIOutputBufModulo: The modulo size for   1577			   the output buffer of this task */1578			/* F */ 0, /* DSP_SPOS_UUUU */1579		};1580 1581		spdifo_scb_desc = cs46xx_dsp_create_scb(chip,"SPDIFOSCB",(u32 *)&spdifo_scb,SPDIFO_SCB_INST);1582 1583		if (snd_BUG_ON(!spdifo_scb_desc))1584			return -EIO;1585		spdifi_scb_desc = cs46xx_dsp_create_scb(chip,"SPDIFISCB",(u32 *)&spdifi_scb,SPDIFI_SCB_INST);1586		if (snd_BUG_ON(!spdifi_scb_desc))1587			return -EIO;1588		async_codec_scb_desc = cs46xx_dsp_create_scb(chip,"AsynCodecInputSCB",(u32 *)&async_codec_input_scb, HFG_TREE_SCB);1589		if (snd_BUG_ON(!async_codec_scb_desc))1590			return -EIO;1591 1592		async_codec_scb_desc->parent_scb_ptr = NULL;1593		async_codec_scb_desc->next_scb_ptr = spdifi_scb_desc;1594		async_codec_scb_desc->sub_list_ptr = ins->the_null_scb;1595		async_codec_scb_desc->task_entry = s16_async_codec_input_task;1596 1597		spdifi_scb_desc->parent_scb_ptr = async_codec_scb_desc;1598		spdifi_scb_desc->next_scb_ptr = spdifo_scb_desc;1599		spdifi_scb_desc->sub_list_ptr = ins->the_null_scb;1600		spdifi_scb_desc->task_entry = spdifi_task;1601 1602		spdifo_scb_desc->parent_scb_ptr = spdifi_scb_desc;1603		spdifo_scb_desc->next_scb_ptr = fg_entry;1604		spdifo_scb_desc->sub_list_ptr = ins->the_null_scb;1605		spdifo_scb_desc->task_entry = spdifo_task;1606 1607		/* this one is faked, as the parnet of SPDIFO task1608		   is the FG task tree */1609		fg_entry->parent_scb_ptr = spdifo_scb_desc;1610 1611		/* for proc fs */1612		cs46xx_dsp_proc_register_scb_desc (chip,spdifo_scb_desc);1613		cs46xx_dsp_proc_register_scb_desc (chip,spdifi_scb_desc);1614		cs46xx_dsp_proc_register_scb_desc (chip,async_codec_scb_desc);1615 1616		/* Async MASTER ENABLE, affects both SPDIF input and output */1617		snd_cs46xx_pokeBA0(chip, BA0_ASER_MASTER, 0x1 );1618	}1619 1620	return 0;1621}1622 1623static void cs46xx_dsp_disable_spdif_hw (struct snd_cs46xx *chip)1624{1625	struct dsp_spos_instance * ins = chip->dsp_spos_instance;1626 1627	/* set SPDIF output FIFO slot */1628	snd_cs46xx_pokeBA0(chip, BA0_ASER_FADDR, 0);1629 1630	/* SPDIF output MASTER ENABLE */1631	cs46xx_poke_via_dsp (chip,SP_SPDOUT_CONTROL, 0);1632 1633	/* right and left validate bit */1634	/*cs46xx_poke_via_dsp (chip,SP_SPDOUT_CSUV, ins->spdif_csuv_default);*/1635	cs46xx_poke_via_dsp (chip,SP_SPDOUT_CSUV, 0x0);1636 1637	/* clear fifo pointer */1638	cs46xx_poke_via_dsp (chip,SP_SPDIN_FIFOPTR, 0x0);1639 1640	/* monitor state */1641	ins->spdif_status_out &= ~DSP_SPDIF_STATUS_HW_ENABLED;1642}1643 1644int cs46xx_dsp_enable_spdif_hw (struct snd_cs46xx *chip)1645{1646	struct dsp_spos_instance * ins = chip->dsp_spos_instance;1647 1648	/* if hw-ctrl already enabled, turn off to reset logic ... */1649	cs46xx_dsp_disable_spdif_hw (chip);1650	udelay(50);1651 1652	/* set SPDIF output FIFO slot */1653	snd_cs46xx_pokeBA0(chip, BA0_ASER_FADDR, ( 0x8000 | ((SP_SPDOUT_FIFO >> 4) << 4) ));1654 1655	/* SPDIF output MASTER ENABLE */1656	cs46xx_poke_via_dsp (chip,SP_SPDOUT_CONTROL, 0x80000000);1657 1658	/* right and left validate bit */1659	cs46xx_poke_via_dsp (chip,SP_SPDOUT_CSUV, ins->spdif_csuv_default);1660 1661	/* monitor state */1662	ins->spdif_status_out |= DSP_SPDIF_STATUS_HW_ENABLED;1663 1664	return 0;1665}1666 1667int cs46xx_dsp_enable_spdif_in (struct snd_cs46xx *chip)1668{1669	struct dsp_spos_instance * ins = chip->dsp_spos_instance;1670 1671	/* turn on amplifier */1672	chip->active_ctrl(chip, 1);1673	chip->amplifier_ctrl(chip, 1);1674 1675	if (snd_BUG_ON(ins->asynch_rx_scb))1676		return -EINVAL;1677	if (snd_BUG_ON(!ins->spdif_in_src))1678		return -EINVAL;1679 1680	mutex_lock(&chip->spos_mutex);1681 1682	if ( ! (ins->spdif_status_out & DSP_SPDIF_STATUS_INPUT_CTRL_ENABLED) ) {1683		/* time countdown enable */1684		cs46xx_poke_via_dsp (chip,SP_ASER_COUNTDOWN, 0x80000005);1685		/* NOTE: 80000005 value is just magic. With all values1686		   that I've tested this one seem to give the best result.1687		   Got no explication why. (Benny) */1688 1689		/* SPDIF input MASTER ENABLE */1690		cs46xx_poke_via_dsp (chip,SP_SPDIN_CONTROL, 0x800003ff);1691 1692		ins->spdif_status_out |= DSP_SPDIF_STATUS_INPUT_CTRL_ENABLED;1693	}1694 1695	/* create and start the asynchronous receiver SCB */1696	ins->asynch_rx_scb = cs46xx_dsp_create_asynch_fg_rx_scb(chip,"AsynchFGRxSCB",1697								ASYNCRX_SCB_ADDR,1698								SPDIFI_SCB_INST,1699								SPDIFI_IP_OUTPUT_BUFFER1,1700								ins->spdif_in_src,1701								SCB_ON_PARENT_SUBLIST_SCB);1702 1703	spin_lock_irq(&chip->reg_lock);1704 1705	/* reset SPDIF input sample buffer pointer */1706	/*snd_cs46xx_poke (chip, (SPDIFI_SCB_INST + 0x0c) << 2,1707	  (SPDIFI_IP_OUTPUT_BUFFER1 << 0x10) | 0xFFFC);*/1708 1709	/* reset FIFO ptr */1710	/*cs46xx_poke_via_dsp (chip,SP_SPDIN_FIFOPTR, 0x0);*/1711	cs46xx_src_link(chip,ins->spdif_in_src);1712 1713	/* unmute SRC volume */1714	cs46xx_dsp_scb_set_volume (chip,ins->spdif_in_src,0x7fff,0x7fff);1715 1716	spin_unlock_irq(&chip->reg_lock);1717 1718	/* set SPDIF input sample rate and unmute1719	   NOTE: only 48khz support for SPDIF input this time */1720	/* cs46xx_dsp_set_src_sample_rate(chip,ins->spdif_in_src,48000); */1721 1722	/* monitor state */1723	ins->spdif_status_in = 1;1724	mutex_unlock(&chip->spos_mutex);1725 1726	return 0;1727}1728 1729int cs46xx_dsp_disable_spdif_in (struct snd_cs46xx *chip)1730{1731	struct dsp_spos_instance * ins = chip->dsp_spos_instance;1732 1733	if (snd_BUG_ON(!ins->asynch_rx_scb))1734		return -EINVAL;1735	if (snd_BUG_ON(!ins->spdif_in_src))1736		return -EINVAL;1737 1738	mutex_lock(&chip->spos_mutex);1739 1740	/* Remove the asynchronous receiver SCB */1741	cs46xx_dsp_remove_scb (chip,ins->asynch_rx_scb);1742	ins->asynch_rx_scb = NULL;1743 1744	cs46xx_src_unlink(chip,ins->spdif_in_src);1745 1746	/* monitor state */1747	ins->spdif_status_in = 0;1748	mutex_unlock(&chip->spos_mutex);1749 1750	/* restore amplifier */1751	chip->active_ctrl(chip, -1);1752	chip->amplifier_ctrl(chip, -1);1753 1754	return 0;1755}1756 1757int cs46xx_dsp_enable_pcm_capture (struct snd_cs46xx *chip)1758{1759	struct dsp_spos_instance * ins = chip->dsp_spos_instance;1760 1761	if (snd_BUG_ON(ins->pcm_input))1762		return -EINVAL;1763	if (snd_BUG_ON(!ins->ref_snoop_scb))1764		return -EINVAL;1765 1766	mutex_lock(&chip->spos_mutex);1767	ins->pcm_input = cs46xx_add_record_source(chip,ins->ref_snoop_scb,PCMSERIALIN_PCM_SCB_ADDR,1768                                                  "PCMSerialInput_Wave");1769	mutex_unlock(&chip->spos_mutex);1770 1771	return 0;1772}1773 1774int cs46xx_dsp_disable_pcm_capture (struct snd_cs46xx *chip)1775{1776	struct dsp_spos_instance * ins = chip->dsp_spos_instance;1777 1778	if (snd_BUG_ON(!ins->pcm_input))1779		return -EINVAL;1780 1781	mutex_lock(&chip->spos_mutex);1782	cs46xx_dsp_remove_scb (chip,ins->pcm_input);1783	ins->pcm_input = NULL;1784	mutex_unlock(&chip->spos_mutex);1785 1786	return 0;1787}1788 1789int cs46xx_dsp_enable_adc_capture (struct snd_cs46xx *chip)1790{1791	struct dsp_spos_instance * ins = chip->dsp_spos_instance;1792 1793	if (snd_BUG_ON(ins->adc_input))1794		return -EINVAL;1795	if (snd_BUG_ON(!ins->codec_in_scb))1796		return -EINVAL;1797 1798	mutex_lock(&chip->spos_mutex);1799	ins->adc_input = cs46xx_add_record_source(chip,ins->codec_in_scb,PCMSERIALIN_SCB_ADDR,1800						  "PCMSerialInput_ADC");1801	mutex_unlock(&chip->spos_mutex);1802 1803	return 0;1804}1805 1806int cs46xx_dsp_disable_adc_capture (struct snd_cs46xx *chip)1807{1808	struct dsp_spos_instance * ins = chip->dsp_spos_instance;1809 1810	if (snd_BUG_ON(!ins->adc_input))1811		return -EINVAL;1812 1813	mutex_lock(&chip->spos_mutex);1814	cs46xx_dsp_remove_scb (chip,ins->adc_input);1815	ins->adc_input = NULL;1816	mutex_unlock(&chip->spos_mutex);1817 1818	return 0;1819}1820 1821int cs46xx_poke_via_dsp (struct snd_cs46xx *chip, u32 address, u32 data)1822{1823	u32 temp;1824	int  i;1825 1826	/* santiy check the parameters.  (These numbers are not 100% correct.  They are1827	   a rough guess from looking at the controller spec.) */1828	if (address < 0x8000 || address >= 0x9000)1829		return -EINVAL;1830        1831	/* initialize the SP_IO_WRITE SCB with the data. */1832	temp = ( address << 16 ) | ( address & 0x0000FFFF);   /* offset 0 <-- address2 : address1 */1833 1834	snd_cs46xx_poke(chip,( SPIOWRITE_SCB_ADDR      << 2), temp);1835	snd_cs46xx_poke(chip,((SPIOWRITE_SCB_ADDR + 1) << 2), data); /* offset 1 <-- data1 */1836	snd_cs46xx_poke(chip,((SPIOWRITE_SCB_ADDR + 2) << 2), data); /* offset 1 <-- data2 */1837    1838	/* Poke this location to tell the task to start */1839	snd_cs46xx_poke(chip,((SPIOWRITE_SCB_ADDR + 6) << 2), SPIOWRITE_SCB_ADDR << 0x10);1840 1841	/* Verify that the task ran */1842	for (i=0; i<25; i++) {1843		udelay(125);1844 1845		temp =  snd_cs46xx_peek(chip,((SPIOWRITE_SCB_ADDR + 6) << 2));1846		if (temp == 0x00000000)1847			break;1848	}1849 1850	if (i == 25) {1851		dev_err(chip->card->dev,1852			"dsp_spos: SPIOWriteTask not responding\n");1853		return -EBUSY;1854	}1855 1856	return 0;1857}1858 1859int cs46xx_dsp_set_dac_volume (struct snd_cs46xx * chip, u16 left, u16 right)1860{1861	struct dsp_spos_instance * ins = chip->dsp_spos_instance;1862	struct dsp_scb_descriptor * scb; 1863 1864	mutex_lock(&chip->spos_mutex);1865	1866	/* main output */1867	scb = ins->master_mix_scb->sub_list_ptr;1868	while (scb != ins->the_null_scb) {1869		cs46xx_dsp_scb_set_volume (chip,scb,left,right);1870		scb = scb->next_scb_ptr;1871	}1872 1873	/* rear output */1874	scb = ins->rear_mix_scb->sub_list_ptr;1875	while (scb != ins->the_null_scb) {1876		cs46xx_dsp_scb_set_volume (chip,scb,left,right);1877		scb = scb->next_scb_ptr;1878	}1879 1880	ins->dac_volume_left = left;1881	ins->dac_volume_right = right;1882 1883	mutex_unlock(&chip->spos_mutex);1884 1885	return 0;1886}1887 1888int cs46xx_dsp_set_iec958_volume (struct snd_cs46xx * chip, u16 left, u16 right)1889{1890	struct dsp_spos_instance * ins = chip->dsp_spos_instance;1891 1892	mutex_lock(&chip->spos_mutex);1893 1894	if (ins->asynch_rx_scb != NULL)1895		cs46xx_dsp_scb_set_volume (chip,ins->asynch_rx_scb,1896					   left,right);1897 1898	ins->spdif_input_volume_left = left;1899	ins->spdif_input_volume_right = right;1900 1901	mutex_unlock(&chip->spos_mutex);1902 1903	return 0;1904}1905 1906#ifdef CONFIG_PM_SLEEP1907int cs46xx_dsp_resume(struct snd_cs46xx * chip)1908{1909	struct dsp_spos_instance * ins = chip->dsp_spos_instance;1910	int i, err;1911 1912	/* clear parameter, sample and code areas */1913	snd_cs46xx_clear_BA1(chip, DSP_PARAMETER_BYTE_OFFSET,1914			     DSP_PARAMETER_BYTE_SIZE);1915	snd_cs46xx_clear_BA1(chip, DSP_SAMPLE_BYTE_OFFSET,1916			     DSP_SAMPLE_BYTE_SIZE);1917	snd_cs46xx_clear_BA1(chip, DSP_CODE_BYTE_OFFSET, DSP_CODE_BYTE_SIZE);1918 1919	for (i = 0; i < ins->nmodules; i++) {1920		struct dsp_module_desc *module = &ins->modules[i];1921		struct dsp_segment_desc *seg;1922		u32 doffset, dsize;1923 1924		seg = get_segment_desc(module, SEGTYPE_SP_PARAMETER);1925		err = dsp_load_parameter(chip, seg);1926		if (err < 0)1927			return err;1928 1929		seg = get_segment_desc(module, SEGTYPE_SP_SAMPLE);1930		err = dsp_load_sample(chip, seg);1931		if (err < 0)1932			return err;1933 1934		seg = get_segment_desc(module, SEGTYPE_SP_PROGRAM);1935		if (!seg)1936			continue;1937 1938		doffset = seg->offset * 4 + module->load_address * 41939			+ DSP_CODE_BYTE_OFFSET;1940		dsize   = seg->size * 4;1941		err = snd_cs46xx_download(chip,1942					  ins->code.data + module->load_address,1943					  doffset, dsize);1944		if (err < 0)1945			return err;1946	}1947 1948	for (i = 0; i < ins->ntask; i++) {1949		struct dsp_task_descriptor *t = &ins->tasks[i];1950		_dsp_create_task_tree(chip, t->data, t->address, t->size);1951	}1952 1953	for (i = 0; i < ins->nscb; i++) {1954		struct dsp_scb_descriptor *s = &ins->scbs[i];1955		if (s->deleted)1956			continue;1957		_dsp_create_scb(chip, s->data, s->address);1958	}1959	for (i = 0; i < ins->nscb; i++) {1960		struct dsp_scb_descriptor *s = &ins->scbs[i];1961		if (s->deleted)1962			continue;1963		if (s->updated)1964			cs46xx_dsp_spos_update_scb(chip, s);1965		if (s->volume_set)1966			cs46xx_dsp_scb_set_volume(chip, s,1967						  s->volume[0], s->volume[1]);1968	}1969	if (ins->spdif_status_out & DSP_SPDIF_STATUS_HW_ENABLED) {1970		cs46xx_dsp_enable_spdif_hw(chip);1971		snd_cs46xx_poke(chip, (ins->ref_snoop_scb->address + 2) << 2,1972				(OUTPUT_SNOOP_BUFFER + 0x10) << 0x10);1973		if (ins->spdif_status_out & DSP_SPDIF_STATUS_PLAYBACK_OPEN)1974			cs46xx_poke_via_dsp(chip, SP_SPDOUT_CSUV,1975					    ins->spdif_csuv_stream);1976	}1977	if (chip->dsp_spos_instance->spdif_status_in) {1978		cs46xx_poke_via_dsp(chip, SP_ASER_COUNTDOWN, 0x80000005);1979		cs46xx_poke_via_dsp(chip, SP_SPDIN_CONTROL, 0x800003ff);1980	}1981	return 0;1982}1983#endif1984