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dsp_spos.c
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dsp_spos.c
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/*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
/*
* 2002-07 Benny Sjostrand [email protected]
*/
#include <linux/io.h>
#include <linux/delay.h>
#include <linux/pm.h>
#include <linux/init.h>
#include <linux/slab.h>
#include <linux/vmalloc.h>
#include <linux/mutex.h>
#include <sound/core.h>
#include <sound/control.h>
#include <sound/info.h>
#include <sound/asoundef.h>
#include "cs46xx.h"
#include "cs46xx_lib.h"
#include "dsp_spos.h"
static int cs46xx_dsp_async_init (struct snd_cs46xx *chip,
struct dsp_scb_descriptor * fg_entry);
static enum wide_opcode wide_opcodes[] = {
WIDE_FOR_BEGIN_LOOP,
WIDE_FOR_BEGIN_LOOP2,
WIDE_COND_GOTO_ADDR,
WIDE_COND_GOTO_CALL,
WIDE_TBEQ_COND_GOTO_ADDR,
WIDE_TBEQ_COND_CALL_ADDR,
WIDE_TBEQ_NCOND_GOTO_ADDR,
WIDE_TBEQ_NCOND_CALL_ADDR,
WIDE_TBEQ_COND_GOTO1_ADDR,
WIDE_TBEQ_COND_CALL1_ADDR,
WIDE_TBEQ_NCOND_GOTOI_ADDR,
WIDE_TBEQ_NCOND_CALL1_ADDR
};
static int shadow_and_reallocate_code (struct snd_cs46xx * chip, u32 * data, u32 size,
u32 overlay_begin_address)
{
unsigned int i = 0, j, nreallocated = 0;
u32 hival,loval,address;
u32 mop_operands,mop_type,wide_op;
struct dsp_spos_instance * ins = chip->dsp_spos_instance;
if (snd_BUG_ON(size %2))
return -EINVAL;
while (i < size) {
loval = data[i++];
hival = data[i++];
if (ins->code.offset > 0) {
mop_operands = (hival >> 6) & 0x03fff;
mop_type = mop_operands >> 10;
/* check for wide type instruction */
if (mop_type == 0 &&
(mop_operands & WIDE_LADD_INSTR_MASK) == 0 &&
(mop_operands & WIDE_INSTR_MASK) != 0) {
wide_op = loval & 0x7f;
for (j = 0;j < ARRAY_SIZE(wide_opcodes); ++j) {
if (wide_opcodes[j] == wide_op) {
/* need to reallocate instruction */
address = (hival & 0x00FFF) << 5;
address |= loval >> 15;
dev_dbg(chip->card->dev,
"handle_wideop[1]: %05x:%05x addr %04x\n",
hival, loval, address);
if ( !(address & 0x8000) ) {
address += (ins->code.offset / 2) - overlay_begin_address;
} else {
dev_dbg(chip->card->dev,
"handle_wideop[1]: ROM symbol not reallocated\n");
}
hival &= 0xFF000;
loval &= 0x07FFF;
hival |= ( (address >> 5) & 0x00FFF);
loval |= ( (address << 15) & 0xF8000);
address = (hival & 0x00FFF) << 5;
address |= loval >> 15;
dev_dbg(chip->card->dev,
"handle_wideop:[2] %05x:%05x addr %04x\n",
hival, loval, address);
nreallocated++;
} /* wide_opcodes[j] == wide_op */
} /* for */
} /* mod_type == 0 ... */
} /* ins->code.offset > 0 */
ins->code.data[ins->code.size++] = loval;
ins->code.data[ins->code.size++] = hival;
}
dev_dbg(chip->card->dev,
"dsp_spos: %d instructions reallocated\n", nreallocated);
return nreallocated;
}
static struct dsp_segment_desc * get_segment_desc (struct dsp_module_desc * module, int seg_type)
{
int i;
for (i = 0;i < module->nsegments; ++i) {
if (module->segments[i].segment_type == seg_type) {
return (module->segments + i);
}
}
return NULL;
};
static int find_free_symbol_index (struct dsp_spos_instance * ins)
{
int index = ins->symbol_table.nsymbols,i;
for (i = ins->symbol_table.highest_frag_index; i < ins->symbol_table.nsymbols; ++i) {
if (ins->symbol_table.symbols[i].deleted) {
index = i;
break;
}
}
return index;
}
static int add_symbols (struct snd_cs46xx * chip, struct dsp_module_desc * module)
{
int i;
struct dsp_spos_instance * ins = chip->dsp_spos_instance;
if (module->symbol_table.nsymbols > 0) {
if (!strcmp(module->symbol_table.symbols[0].symbol_name, "OVERLAYBEGINADDRESS") &&
module->symbol_table.symbols[0].symbol_type == SYMBOL_CONSTANT ) {
module->overlay_begin_address = module->symbol_table.symbols[0].address;
}
}
for (i = 0;i < module->symbol_table.nsymbols; ++i) {
if (ins->symbol_table.nsymbols == (DSP_MAX_SYMBOLS - 1)) {
dev_err(chip->card->dev,
"dsp_spos: symbol table is full\n");
return -ENOMEM;
}
if (cs46xx_dsp_lookup_symbol(chip,
module->symbol_table.symbols[i].symbol_name,
module->symbol_table.symbols[i].symbol_type) == NULL) {
ins->symbol_table.symbols[ins->symbol_table.nsymbols] = module->symbol_table.symbols[i];
ins->symbol_table.symbols[ins->symbol_table.nsymbols].address += ((ins->code.offset / 2) - module->overlay_begin_address);
ins->symbol_table.symbols[ins->symbol_table.nsymbols].module = module;
ins->symbol_table.symbols[ins->symbol_table.nsymbols].deleted = 0;
if (ins->symbol_table.nsymbols > ins->symbol_table.highest_frag_index)
ins->symbol_table.highest_frag_index = ins->symbol_table.nsymbols;
ins->symbol_table.nsymbols++;
} else {
#if 0
dev_dbg(chip->card->dev,
"dsp_spos: symbol <%s> duplicated, probably nothing wrong with that (Cirrus?)\n",
module->symbol_table.symbols[i].symbol_name); */
#endif
}
}
return 0;
}
static struct dsp_symbol_entry *
add_symbol (struct snd_cs46xx * chip, char * symbol_name, u32 address, int type)
{
struct dsp_spos_instance * ins = chip->dsp_spos_instance;
struct dsp_symbol_entry * symbol = NULL;
int index;
if (ins->symbol_table.nsymbols == (DSP_MAX_SYMBOLS - 1)) {
dev_err(chip->card->dev, "dsp_spos: symbol table is full\n");
return NULL;
}
if (cs46xx_dsp_lookup_symbol(chip,
symbol_name,
type) != NULL) {
dev_err(chip->card->dev,
"dsp_spos: symbol <%s> duplicated\n", symbol_name);
return NULL;
}
index = find_free_symbol_index (ins);
strcpy (ins->symbol_table.symbols[index].symbol_name, symbol_name);
ins->symbol_table.symbols[index].address = address;
ins->symbol_table.symbols[index].symbol_type = type;
ins->symbol_table.symbols[index].module = NULL;
ins->symbol_table.symbols[index].deleted = 0;
symbol = (ins->symbol_table.symbols + index);
if (index > ins->symbol_table.highest_frag_index)
ins->symbol_table.highest_frag_index = index;
if (index == ins->symbol_table.nsymbols)
ins->symbol_table.nsymbols++; /* no frag. in list */
return symbol;
}
struct dsp_spos_instance *cs46xx_dsp_spos_create (struct snd_cs46xx * chip)
{
struct dsp_spos_instance * ins = kzalloc(sizeof(struct dsp_spos_instance), GFP_KERNEL);
if (ins == NULL)
return NULL;
/* better to use vmalloc for this big table */
ins->symbol_table.symbols = vmalloc(sizeof(struct dsp_symbol_entry) *
DSP_MAX_SYMBOLS);
ins->code.data = kmalloc(DSP_CODE_BYTE_SIZE, GFP_KERNEL);
ins->modules = kmalloc(sizeof(struct dsp_module_desc) * DSP_MAX_MODULES, GFP_KERNEL);
if (!ins->symbol_table.symbols || !ins->code.data || !ins->modules) {
cs46xx_dsp_spos_destroy(chip);
goto error;
}
ins->symbol_table.nsymbols = 0;
ins->symbol_table.highest_frag_index = 0;
ins->code.offset = 0;
ins->code.size = 0;
ins->nscb = 0;
ins->ntask = 0;
ins->nmodules = 0;
/* default SPDIF input sample rate
to 48000 khz */
ins->spdif_in_sample_rate = 48000;
/* maximize volume */
ins->dac_volume_right = 0x8000;
ins->dac_volume_left = 0x8000;
ins->spdif_input_volume_right = 0x8000;
ins->spdif_input_volume_left = 0x8000;
/* set left and right validity bits and
default channel status */
ins->spdif_csuv_default =
ins->spdif_csuv_stream =
/* byte 0 */ ((unsigned int)_wrap_all_bits( (SNDRV_PCM_DEFAULT_CON_SPDIF & 0xff)) << 24) |
/* byte 1 */ ((unsigned int)_wrap_all_bits( ((SNDRV_PCM_DEFAULT_CON_SPDIF >> 8) & 0xff)) << 16) |
/* byte 3 */ (unsigned int)_wrap_all_bits( (SNDRV_PCM_DEFAULT_CON_SPDIF >> 24) & 0xff) |
/* left and right validity bits */ (1 << 13) | (1 << 12);
return ins;
error:
kfree(ins->modules);
kfree(ins->code.data);
vfree(ins->symbol_table.symbols);
kfree(ins);
return NULL;
}
void cs46xx_dsp_spos_destroy (struct snd_cs46xx * chip)
{
int i;
struct dsp_spos_instance * ins = chip->dsp_spos_instance;
if (snd_BUG_ON(!ins))
return;
mutex_lock(&chip->spos_mutex);
for (i = 0; i < ins->nscb; ++i) {
if (ins->scbs[i].deleted) continue;
cs46xx_dsp_proc_free_scb_desc ( (ins->scbs + i) );
#ifdef CONFIG_PM_SLEEP
kfree(ins->scbs[i].data);
#endif
}
kfree(ins->code.data);
vfree(ins->symbol_table.symbols);
kfree(ins->modules);
kfree(ins);
mutex_unlock(&chip->spos_mutex);
}
static int dsp_load_parameter(struct snd_cs46xx *chip,
struct dsp_segment_desc *parameter)
{
u32 doffset, dsize;
if (!parameter) {
dev_dbg(chip->card->dev,
"dsp_spos: module got no parameter segment\n");
return 0;
}
doffset = (parameter->offset * 4 + DSP_PARAMETER_BYTE_OFFSET);
dsize = parameter->size * 4;
dev_dbg(chip->card->dev,
"dsp_spos: downloading parameter data to chip (%08x-%08x)\n",
doffset,doffset + dsize);
if (snd_cs46xx_download (chip, parameter->data, doffset, dsize)) {
dev_err(chip->card->dev,
"dsp_spos: failed to download parameter data to DSP\n");
return -EINVAL;
}
return 0;
}
static int dsp_load_sample(struct snd_cs46xx *chip,
struct dsp_segment_desc *sample)
{
u32 doffset, dsize;
if (!sample) {
dev_dbg(chip->card->dev,
"dsp_spos: module got no sample segment\n");
return 0;
}
doffset = (sample->offset * 4 + DSP_SAMPLE_BYTE_OFFSET);
dsize = sample->size * 4;
dev_dbg(chip->card->dev,
"dsp_spos: downloading sample data to chip (%08x-%08x)\n",
doffset,doffset + dsize);
if (snd_cs46xx_download (chip,sample->data,doffset,dsize)) {
dev_err(chip->card->dev,
"dsp_spos: failed to sample data to DSP\n");
return -EINVAL;
}
return 0;
}
int cs46xx_dsp_load_module (struct snd_cs46xx * chip, struct dsp_module_desc * module)
{
struct dsp_spos_instance * ins = chip->dsp_spos_instance;
struct dsp_segment_desc * code = get_segment_desc (module,SEGTYPE_SP_PROGRAM);
u32 doffset, dsize;
int err;
if (ins->nmodules == DSP_MAX_MODULES - 1) {
dev_err(chip->card->dev,
"dsp_spos: to many modules loaded into DSP\n");
return -ENOMEM;
}
dev_dbg(chip->card->dev,
"dsp_spos: loading module %s into DSP\n", module->module_name);
if (ins->nmodules == 0) {
dev_dbg(chip->card->dev, "dsp_spos: clearing parameter area\n");
snd_cs46xx_clear_BA1(chip, DSP_PARAMETER_BYTE_OFFSET, DSP_PARAMETER_BYTE_SIZE);
}
err = dsp_load_parameter(chip, get_segment_desc(module,
SEGTYPE_SP_PARAMETER));
if (err < 0)
return err;
if (ins->nmodules == 0) {
dev_dbg(chip->card->dev, "dsp_spos: clearing sample area\n");
snd_cs46xx_clear_BA1(chip, DSP_SAMPLE_BYTE_OFFSET, DSP_SAMPLE_BYTE_SIZE);
}
err = dsp_load_sample(chip, get_segment_desc(module,
SEGTYPE_SP_SAMPLE));
if (err < 0)
return err;
if (ins->nmodules == 0) {
dev_dbg(chip->card->dev, "dsp_spos: clearing code area\n");
snd_cs46xx_clear_BA1(chip, DSP_CODE_BYTE_OFFSET, DSP_CODE_BYTE_SIZE);
}
if (code == NULL) {
dev_dbg(chip->card->dev,
"dsp_spos: module got no code segment\n");
} else {
if (ins->code.offset + code->size > DSP_CODE_BYTE_SIZE) {
dev_err(chip->card->dev,
"dsp_spos: no space available in DSP\n");
return -ENOMEM;
}
module->load_address = ins->code.offset;
module->overlay_begin_address = 0x000;
/* if module has a code segment it must have
symbol table */
if (snd_BUG_ON(!module->symbol_table.symbols))
return -ENOMEM;
if (add_symbols(chip,module)) {
dev_err(chip->card->dev,
"dsp_spos: failed to load symbol table\n");
return -ENOMEM;
}
doffset = (code->offset * 4 + ins->code.offset * 4 + DSP_CODE_BYTE_OFFSET);
dsize = code->size * 4;
dev_dbg(chip->card->dev,
"dsp_spos: downloading code to chip (%08x-%08x)\n",
doffset,doffset + dsize);
module->nfixups = shadow_and_reallocate_code(chip,code->data,code->size,module->overlay_begin_address);
if (snd_cs46xx_download (chip,(ins->code.data + ins->code.offset),doffset,dsize)) {
dev_err(chip->card->dev,
"dsp_spos: failed to download code to DSP\n");
return -EINVAL;
}
ins->code.offset += code->size;
}
/* NOTE: module segments and symbol table must be
statically allocated. Case that module data is
not generated by the ospparser */
ins->modules[ins->nmodules] = *module;
ins->nmodules++;
return 0;
}
struct dsp_symbol_entry *
cs46xx_dsp_lookup_symbol (struct snd_cs46xx * chip, char * symbol_name, int symbol_type)
{
int i;
struct dsp_spos_instance * ins = chip->dsp_spos_instance;
for ( i = 0; i < ins->symbol_table.nsymbols; ++i ) {
if (ins->symbol_table.symbols[i].deleted)
continue;
if (!strcmp(ins->symbol_table.symbols[i].symbol_name,symbol_name) &&
ins->symbol_table.symbols[i].symbol_type == symbol_type) {
return (ins->symbol_table.symbols + i);
}
}
#if 0
dev_err(chip->card->dev, "dsp_spos: symbol <%s> type %02x not found\n",
symbol_name,symbol_type);
#endif
return NULL;
}
#ifdef CONFIG_SND_PROC_FS
static struct dsp_symbol_entry *
cs46xx_dsp_lookup_symbol_addr (struct snd_cs46xx * chip, u32 address, int symbol_type)
{
int i;
struct dsp_spos_instance * ins = chip->dsp_spos_instance;
for ( i = 0; i < ins->symbol_table.nsymbols; ++i ) {
if (ins->symbol_table.symbols[i].deleted)
continue;
if (ins->symbol_table.symbols[i].address == address &&
ins->symbol_table.symbols[i].symbol_type == symbol_type) {
return (ins->symbol_table.symbols + i);
}
}
return NULL;
}
static void cs46xx_dsp_proc_symbol_table_read (struct snd_info_entry *entry,
struct snd_info_buffer *buffer)
{
struct snd_cs46xx *chip = entry->private_data;
struct dsp_spos_instance * ins = chip->dsp_spos_instance;
int i;
snd_iprintf(buffer, "SYMBOLS:\n");
for ( i = 0; i < ins->symbol_table.nsymbols; ++i ) {
char *module_str = "system";
if (ins->symbol_table.symbols[i].deleted)
continue;
if (ins->symbol_table.symbols[i].module != NULL) {
module_str = ins->symbol_table.symbols[i].module->module_name;
}
snd_iprintf(buffer, "%04X <%02X> %s [%s]\n",
ins->symbol_table.symbols[i].address,
ins->symbol_table.symbols[i].symbol_type,
ins->symbol_table.symbols[i].symbol_name,
module_str);
}
}
static void cs46xx_dsp_proc_modules_read (struct snd_info_entry *entry,
struct snd_info_buffer *buffer)
{
struct snd_cs46xx *chip = entry->private_data;
struct dsp_spos_instance * ins = chip->dsp_spos_instance;
int i,j;
mutex_lock(&chip->spos_mutex);
snd_iprintf(buffer, "MODULES:\n");
for ( i = 0; i < ins->nmodules; ++i ) {
snd_iprintf(buffer, "\n%s:\n", ins->modules[i].module_name);
snd_iprintf(buffer, " %d symbols\n", ins->modules[i].symbol_table.nsymbols);
snd_iprintf(buffer, " %d fixups\n", ins->modules[i].nfixups);
for (j = 0; j < ins->modules[i].nsegments; ++ j) {
struct dsp_segment_desc * desc = (ins->modules[i].segments + j);
snd_iprintf(buffer, " segment %02x offset %08x size %08x\n",
desc->segment_type,desc->offset, desc->size);
}
}
mutex_unlock(&chip->spos_mutex);
}
static void cs46xx_dsp_proc_task_tree_read (struct snd_info_entry *entry,
struct snd_info_buffer *buffer)
{
struct snd_cs46xx *chip = entry->private_data;
struct dsp_spos_instance * ins = chip->dsp_spos_instance;
int i, j, col;
void __iomem *dst = chip->region.idx[1].remap_addr + DSP_PARAMETER_BYTE_OFFSET;
mutex_lock(&chip->spos_mutex);
snd_iprintf(buffer, "TASK TREES:\n");
for ( i = 0; i < ins->ntask; ++i) {
snd_iprintf(buffer,"\n%04x %s:\n",ins->tasks[i].address,ins->tasks[i].task_name);
for (col = 0,j = 0;j < ins->tasks[i].size; j++,col++) {
u32 val;
if (col == 4) {
snd_iprintf(buffer,"\n");
col = 0;
}
val = readl(dst + (ins->tasks[i].address + j) * sizeof(u32));
snd_iprintf(buffer,"%08x ",val);
}
}
snd_iprintf(buffer,"\n");
mutex_unlock(&chip->spos_mutex);
}
static void cs46xx_dsp_proc_scb_read (struct snd_info_entry *entry,
struct snd_info_buffer *buffer)
{
struct snd_cs46xx *chip = entry->private_data;
struct dsp_spos_instance * ins = chip->dsp_spos_instance;
int i;
mutex_lock(&chip->spos_mutex);
snd_iprintf(buffer, "SCB's:\n");
for ( i = 0; i < ins->nscb; ++i) {
if (ins->scbs[i].deleted)
continue;
snd_iprintf(buffer,"\n%04x %s:\n\n",ins->scbs[i].address,ins->scbs[i].scb_name);
if (ins->scbs[i].parent_scb_ptr != NULL) {
snd_iprintf(buffer,"parent [%s:%04x] ",
ins->scbs[i].parent_scb_ptr->scb_name,
ins->scbs[i].parent_scb_ptr->address);
} else snd_iprintf(buffer,"parent [none] ");
snd_iprintf(buffer,"sub_list_ptr [%s:%04x]\nnext_scb_ptr [%s:%04x] task_entry [%s:%04x]\n",
ins->scbs[i].sub_list_ptr->scb_name,
ins->scbs[i].sub_list_ptr->address,
ins->scbs[i].next_scb_ptr->scb_name,
ins->scbs[i].next_scb_ptr->address,
ins->scbs[i].task_entry->symbol_name,
ins->scbs[i].task_entry->address);
}
snd_iprintf(buffer,"\n");
mutex_unlock(&chip->spos_mutex);
}
static void cs46xx_dsp_proc_parameter_dump_read (struct snd_info_entry *entry,
struct snd_info_buffer *buffer)
{
struct snd_cs46xx *chip = entry->private_data;
/*struct dsp_spos_instance * ins = chip->dsp_spos_instance; */
unsigned int i, col = 0;
void __iomem *dst = chip->region.idx[1].remap_addr + DSP_PARAMETER_BYTE_OFFSET;
struct dsp_symbol_entry * symbol;
for (i = 0;i < DSP_PARAMETER_BYTE_SIZE; i += sizeof(u32),col ++) {
if (col == 4) {
snd_iprintf(buffer,"\n");
col = 0;
}
if ( (symbol = cs46xx_dsp_lookup_symbol_addr (chip,i / sizeof(u32), SYMBOL_PARAMETER)) != NULL) {
col = 0;
snd_iprintf (buffer,"\n%s:\n",symbol->symbol_name);
}
if (col == 0) {
snd_iprintf(buffer, "%04X ", i / (unsigned int)sizeof(u32));
}
snd_iprintf(buffer,"%08X ",readl(dst + i));
}
}
static void cs46xx_dsp_proc_sample_dump_read (struct snd_info_entry *entry,
struct snd_info_buffer *buffer)
{
struct snd_cs46xx *chip = entry->private_data;
int i,col = 0;
void __iomem *dst = chip->region.idx[2].remap_addr;
snd_iprintf(buffer,"PCMREADER:\n");
for (i = PCM_READER_BUF1;i < PCM_READER_BUF1 + 0x30; i += sizeof(u32),col ++) {
if (col == 4) {
snd_iprintf(buffer,"\n");
col = 0;
}
if (col == 0) {
snd_iprintf(buffer, "%04X ",i);
}
snd_iprintf(buffer,"%08X ",readl(dst + i));
}
snd_iprintf(buffer,"\nMIX_SAMPLE_BUF1:\n");
col = 0;
for (i = MIX_SAMPLE_BUF1;i < MIX_SAMPLE_BUF1 + 0x40; i += sizeof(u32),col ++) {
if (col == 4) {
snd_iprintf(buffer,"\n");
col = 0;
}
if (col == 0) {
snd_iprintf(buffer, "%04X ",i);
}
snd_iprintf(buffer,"%08X ",readl(dst + i));
}
snd_iprintf(buffer,"\nSRC_TASK_SCB1:\n");
col = 0;
for (i = 0x2480 ; i < 0x2480 + 0x40 ; i += sizeof(u32),col ++) {
if (col == 4) {
snd_iprintf(buffer,"\n");
col = 0;
}
if (col == 0) {
snd_iprintf(buffer, "%04X ",i);
}
snd_iprintf(buffer,"%08X ",readl(dst + i));
}
snd_iprintf(buffer,"\nSPDIFO_BUFFER:\n");
col = 0;
for (i = SPDIFO_IP_OUTPUT_BUFFER1;i < SPDIFO_IP_OUTPUT_BUFFER1 + 0x30; i += sizeof(u32),col ++) {
if (col == 4) {
snd_iprintf(buffer,"\n");
col = 0;
}
if (col == 0) {
snd_iprintf(buffer, "%04X ",i);
}
snd_iprintf(buffer,"%08X ",readl(dst + i));
}
snd_iprintf(buffer,"\n...\n");
col = 0;
for (i = SPDIFO_IP_OUTPUT_BUFFER1+0xD0;i < SPDIFO_IP_OUTPUT_BUFFER1 + 0x110; i += sizeof(u32),col ++) {
if (col == 4) {
snd_iprintf(buffer,"\n");
col = 0;
}
if (col == 0) {
snd_iprintf(buffer, "%04X ",i);
}
snd_iprintf(buffer,"%08X ",readl(dst + i));
}
snd_iprintf(buffer,"\nOUTPUT_SNOOP:\n");
col = 0;
for (i = OUTPUT_SNOOP_BUFFER;i < OUTPUT_SNOOP_BUFFER + 0x40; i += sizeof(u32),col ++) {
if (col == 4) {
snd_iprintf(buffer,"\n");
col = 0;
}
if (col == 0) {
snd_iprintf(buffer, "%04X ",i);
}
snd_iprintf(buffer,"%08X ",readl(dst + i));
}
snd_iprintf(buffer,"\nCODEC_INPUT_BUF1: \n");
col = 0;
for (i = CODEC_INPUT_BUF1;i < CODEC_INPUT_BUF1 + 0x40; i += sizeof(u32),col ++) {
if (col == 4) {
snd_iprintf(buffer,"\n");
col = 0;
}
if (col == 0) {
snd_iprintf(buffer, "%04X ",i);
}
snd_iprintf(buffer,"%08X ",readl(dst + i));
}
#if 0
snd_iprintf(buffer,"\nWRITE_BACK_BUF1: \n");
col = 0;
for (i = WRITE_BACK_BUF1;i < WRITE_BACK_BUF1 + 0x40; i += sizeof(u32),col ++) {
if (col == 4) {
snd_iprintf(buffer,"\n");
col = 0;
}
if (col == 0) {
snd_iprintf(buffer, "%04X ",i);
}
snd_iprintf(buffer,"%08X ",readl(dst + i));
}
#endif
snd_iprintf(buffer,"\nSPDIFI_IP_OUTPUT_BUFFER1: \n");
col = 0;
for (i = SPDIFI_IP_OUTPUT_BUFFER1;i < SPDIFI_IP_OUTPUT_BUFFER1 + 0x80; i += sizeof(u32),col ++) {
if (col == 4) {
snd_iprintf(buffer,"\n");
col = 0;
}
if (col == 0) {
snd_iprintf(buffer, "%04X ",i);
}
snd_iprintf(buffer,"%08X ",readl(dst + i));
}
snd_iprintf(buffer,"\n");
}
int cs46xx_dsp_proc_init (struct snd_card *card, struct snd_cs46xx *chip)
{
struct snd_info_entry *entry;
struct dsp_spos_instance * ins = chip->dsp_spos_instance;
int i;
ins->snd_card = card;
if ((entry = snd_info_create_card_entry(card, "dsp", card->proc_root)) != NULL) {
entry->content = SNDRV_INFO_CONTENT_TEXT;
entry->mode = S_IFDIR | S_IRUGO | S_IXUGO;
if (snd_info_register(entry) < 0) {
snd_info_free_entry(entry);
entry = NULL;
}
}
ins->proc_dsp_dir = entry;
if (!ins->proc_dsp_dir)
return -ENOMEM;
if ((entry = snd_info_create_card_entry(card, "spos_symbols", ins->proc_dsp_dir)) != NULL) {
entry->content = SNDRV_INFO_CONTENT_TEXT;
entry->private_data = chip;
entry->mode = S_IFREG | S_IRUGO | S_IWUSR;
entry->c.text.read = cs46xx_dsp_proc_symbol_table_read;
if (snd_info_register(entry) < 0) {
snd_info_free_entry(entry);
entry = NULL;
}
}
ins->proc_sym_info_entry = entry;
if ((entry = snd_info_create_card_entry(card, "spos_modules", ins->proc_dsp_dir)) != NULL) {
entry->content = SNDRV_INFO_CONTENT_TEXT;
entry->private_data = chip;
entry->mode = S_IFREG | S_IRUGO | S_IWUSR;
entry->c.text.read = cs46xx_dsp_proc_modules_read;
if (snd_info_register(entry) < 0) {
snd_info_free_entry(entry);
entry = NULL;
}
}
ins->proc_modules_info_entry = entry;
if ((entry = snd_info_create_card_entry(card, "parameter", ins->proc_dsp_dir)) != NULL) {
entry->content = SNDRV_INFO_CONTENT_TEXT;
entry->private_data = chip;
entry->mode = S_IFREG | S_IRUGO | S_IWUSR;
entry->c.text.read = cs46xx_dsp_proc_parameter_dump_read;
if (snd_info_register(entry) < 0) {
snd_info_free_entry(entry);
entry = NULL;
}
}
ins->proc_parameter_dump_info_entry = entry;
if ((entry = snd_info_create_card_entry(card, "sample", ins->proc_dsp_dir)) != NULL) {
entry->content = SNDRV_INFO_CONTENT_TEXT;
entry->private_data = chip;
entry->mode = S_IFREG | S_IRUGO | S_IWUSR;
entry->c.text.read = cs46xx_dsp_proc_sample_dump_read;
if (snd_info_register(entry) < 0) {
snd_info_free_entry(entry);
entry = NULL;
}
}
ins->proc_sample_dump_info_entry = entry;
if ((entry = snd_info_create_card_entry(card, "task_tree", ins->proc_dsp_dir)) != NULL) {
entry->content = SNDRV_INFO_CONTENT_TEXT;
entry->private_data = chip;
entry->mode = S_IFREG | S_IRUGO | S_IWUSR;
entry->c.text.read = cs46xx_dsp_proc_task_tree_read;
if (snd_info_register(entry) < 0) {
snd_info_free_entry(entry);
entry = NULL;
}
}
ins->proc_task_info_entry = entry;
if ((entry = snd_info_create_card_entry(card, "scb_info", ins->proc_dsp_dir)) != NULL) {
entry->content = SNDRV_INFO_CONTENT_TEXT;
entry->private_data = chip;
entry->mode = S_IFREG | S_IRUGO | S_IWUSR;
entry->c.text.read = cs46xx_dsp_proc_scb_read;
if (snd_info_register(entry) < 0) {
snd_info_free_entry(entry);
entry = NULL;
}
}
ins->proc_scb_info_entry = entry;
mutex_lock(&chip->spos_mutex);
/* register/update SCB's entries on proc */
for (i = 0; i < ins->nscb; ++i) {
if (ins->scbs[i].deleted) continue;
cs46xx_dsp_proc_register_scb_desc (chip, (ins->scbs + i));
}
mutex_unlock(&chip->spos_mutex);
return 0;
}
int cs46xx_dsp_proc_done (struct snd_cs46xx *chip)
{
struct dsp_spos_instance * ins = chip->dsp_spos_instance;
int i;
snd_info_free_entry(ins->proc_sym_info_entry);
ins->proc_sym_info_entry = NULL;
snd_info_free_entry(ins->proc_modules_info_entry);
ins->proc_modules_info_entry = NULL;
snd_info_free_entry(ins->proc_parameter_dump_info_entry);
ins->proc_parameter_dump_info_entry = NULL;
snd_info_free_entry(ins->proc_sample_dump_info_entry);
ins->proc_sample_dump_info_entry = NULL;
snd_info_free_entry(ins->proc_scb_info_entry);
ins->proc_scb_info_entry = NULL;
snd_info_free_entry(ins->proc_task_info_entry);
ins->proc_task_info_entry = NULL;
mutex_lock(&chip->spos_mutex);
for (i = 0; i < ins->nscb; ++i) {
if (ins->scbs[i].deleted) continue;
cs46xx_dsp_proc_free_scb_desc ( (ins->scbs + i) );
}
mutex_unlock(&chip->spos_mutex);
snd_info_free_entry(ins->proc_dsp_dir);
ins->proc_dsp_dir = NULL;
return 0;
}
#endif /* CONFIG_SND_PROC_FS */
static void _dsp_create_task_tree (struct snd_cs46xx *chip, u32 * task_data,
u32 dest, int size)
{
void __iomem *spdst = chip->region.idx[1].remap_addr +
DSP_PARAMETER_BYTE_OFFSET + dest * sizeof(u32);
int i;
for (i = 0; i < size; ++i) {
dev_dbg(chip->card->dev, "addr %p, val %08x\n",
spdst, task_data[i]);
writel(task_data[i],spdst);
spdst += sizeof(u32);
}
}
static void _dsp_create_scb (struct snd_cs46xx *chip, u32 * scb_data, u32 dest)
{
void __iomem *spdst = chip->region.idx[1].remap_addr +
DSP_PARAMETER_BYTE_OFFSET + dest * sizeof(u32);
int i;
for (i = 0; i < 0x10; ++i) {
dev_dbg(chip->card->dev, "addr %p, val %08x\n",
spdst, scb_data[i]);
writel(scb_data[i],spdst);
spdst += sizeof(u32);
}
}
static int find_free_scb_index (struct dsp_spos_instance * ins)
{
int index = ins->nscb, i;
for (i = ins->scb_highest_frag_index; i < ins->nscb; ++i) {
if (ins->scbs[i].deleted) {
index = i;
break;
}
}
return index;
}
static struct dsp_scb_descriptor * _map_scb (struct snd_cs46xx *chip, char * name, u32 dest)
{
struct dsp_spos_instance * ins = chip->dsp_spos_instance;
struct dsp_scb_descriptor * desc = NULL;
int index;
if (ins->nscb == DSP_MAX_SCB_DESC - 1) {
dev_err(chip->card->dev,
"dsp_spos: got no place for other SCB\n");
return NULL;
}
index = find_free_scb_index (ins);
memset(&ins->scbs[index], 0, sizeof(ins->scbs[index]));
strcpy(ins->scbs[index].scb_name, name);
ins->scbs[index].address = dest;
ins->scbs[index].index = index;
ins->scbs[index].ref_count = 1;
desc = (ins->scbs + index);
ins->scbs[index].scb_symbol = add_symbol (chip, name, dest, SYMBOL_PARAMETER);