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support for multiple frame rates

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git-svn-id: file:///srv/svn/repos/haiku/trunk/current@3186 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
beveloper
2003-05-09 23:52:39 +00:00
parent e301acb039
commit e3530e2c3c
4 changed files with 158 additions and 22 deletions
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src/add-ons/kernel/drivers/audio/ac97/ich/ac97.c
+7 -1
View File
@@ -514,6 +514,12 @@ ac97_dump_capabilities(ac97_dev *dev)
LOG(("CAP_PCM_RATE_96000\n"));
}
bool
ac97_has_capability(ac97_dev *dev, uint64 cap)
{
return (dev->capabilities & cap);
}
/*************************************************
* Codec specific initialization, etc.
*/
@@ -528,7 +534,7 @@ ac97_reg_is_valid(ac97_dev *dev, uint8 reg)
switch (dev->codec_id) {
case CODEC_ID_ALC201A:
if (reg != 0x56)
if (reg != 0x54) /* reading register 0x54 causes a semaphore timeout on the next register accessed */
return true;
return false;
src/add-ons/kernel/drivers/audio/ac97/ich/ac97.h
+4 -2
View File
@@ -57,7 +57,7 @@ enum AC97_REGISTER {
AC97_PCM_FRONT_DAC_RATE = 0x2C,
AC97_PCM_SURR_DAC_RATE = 0x2E,
AC97_PCM_LFE_DAC_RATE = 0x30,
AC97_PCM_L_R_DAC_RATE = 0x32,
AC97_PCM_L_R_ADC_RATE = 0x32,
AC97_MIC_ADC_RATE = 0x34,
AC97_CENTER_LFE_VOLUME = 0x36,
AC97_SURR_VOLUME = 0x38,
@@ -124,7 +124,7 @@ enum {
};
// capabilities
enum {
enum ac97_capability {
CAP_PCM_MIC = 0x0000000000000001ULL, /* dedicated mic PCM channel */
CAP_BASS_TREBLE_CTRL = 0x0000000000000002ULL,
CAP_SIMULATED_STEREO = 0x0000000000000004ULL,
@@ -207,6 +207,8 @@ bool ac97_reg_update_bits(ac97_dev *dev, uint8 reg, uint16 mask, uint16 value);
bool ac97_set_rate(ac97_dev *dev, uint8 reg, uint32 rate);
bool ac97_get_rate(ac97_dev *dev, uint8 reg, uint32 *rate);
bool ac97_has_capability(ac97_dev *dev, uint64 cap);
void ac97_set_clock(ac97_dev *dev, uint32 clock);
#endif
src/add-ons/kernel/drivers/audio/ac97/ich/ac97_multi.c
+144 -19
View File
@@ -106,15 +106,68 @@ static status_t get_description(multi_description *data)
memcpy(data->channels,&chans,sizeof(chans));
}
if (ac97_set_rate(config->ac97, AC97_PCM_FRONT_DAC_RATE, 44100)) {
data->output_rates = B_SR_44100;
data->input_rates = B_SR_44100;
data->max_cvsr_rate = 44100;
/* determine output rates */
data->output_rates = 0;
if (ac97_set_rate(config->ac97, AC97_PCM_FRONT_DAC_RATE, 8000))
data->output_rates |= B_SR_8000;
if (ac97_set_rate(config->ac97, AC97_PCM_FRONT_DAC_RATE, 11025))
data->output_rates |= B_SR_11025;
if (ac97_set_rate(config->ac97, AC97_PCM_FRONT_DAC_RATE, 12000))
data->output_rates |= B_SR_12000;
if (ac97_set_rate(config->ac97, AC97_PCM_FRONT_DAC_RATE, 16000))
data->output_rates |= B_SR_16000;
if (ac97_set_rate(config->ac97, AC97_PCM_FRONT_DAC_RATE, 22050))
data->output_rates |= B_SR_22050;
if (ac97_set_rate(config->ac97, AC97_PCM_FRONT_DAC_RATE, 24000))
data->output_rates |= B_SR_24000;
if (ac97_set_rate(config->ac97, AC97_PCM_FRONT_DAC_RATE, 32000))
data->output_rates |= B_SR_32000;
if (ac97_set_rate(config->ac97, AC97_PCM_FRONT_DAC_RATE, 44100))
data->output_rates |= B_SR_44100;
if (ac97_set_rate(config->ac97, AC97_PCM_FRONT_DAC_RATE, 48000))
data->output_rates |= B_SR_48000;
/* determine input rates */
data->input_rates = 0;
if (ac97_set_rate(config->ac97, AC97_PCM_L_R_ADC_RATE, 8000))
data->input_rates |= B_SR_8000;
if (ac97_set_rate(config->ac97, AC97_PCM_L_R_ADC_RATE, 11025))
data->input_rates |= B_SR_11025;
if (ac97_set_rate(config->ac97, AC97_PCM_L_R_ADC_RATE, 12000))
data->input_rates |= B_SR_12000;
if (ac97_set_rate(config->ac97, AC97_PCM_L_R_ADC_RATE, 16000))
data->input_rates |= B_SR_16000;
if (ac97_set_rate(config->ac97, AC97_PCM_L_R_ADC_RATE, 22050))
data->input_rates |= B_SR_22050;
if (ac97_set_rate(config->ac97, AC97_PCM_L_R_ADC_RATE, 24000))
data->input_rates |= B_SR_24000;
if (ac97_set_rate(config->ac97, AC97_PCM_L_R_ADC_RATE, 32000))
data->input_rates |= B_SR_32000;
if (ac97_set_rate(config->ac97, AC97_PCM_L_R_ADC_RATE, 44100))
data->input_rates |= B_SR_44100;
if (ac97_set_rate(config->ac97, AC97_PCM_L_R_ADC_RATE, 48000))
data->input_rates |= B_SR_48000;
/* try to set 44100 rate */
if (ac97_set_rate(config->ac97, AC97_PCM_FRONT_DAC_RATE, 44100)
&& ac97_set_rate(config->ac97, AC97_PCM_L_R_ADC_RATE, 44100)) {
config->input_rate = B_SR_44100;
config->output_rate = B_SR_44100;
} else {
data->output_rates = B_SR_48000;// | B_SR_44100 | B_SR_CVSR;
data->input_rates = B_SR_48000;// | B_SR_44100 | B_SR_CVSR;
data->max_cvsr_rate = 48000;
/* if that didn't work, continue with 48000 */
ac97_set_rate(config->ac97, AC97_PCM_FRONT_DAC_RATE, 48000);
ac97_set_rate(config->ac97, AC97_PCM_L_R_ADC_RATE, 48000);
config->input_rate = B_SR_48000;
config->output_rate = B_SR_48000;
}
/* force existance of 48kHz if variable rates are not supported */
if (data->output_rates == 0)
data->output_rates = B_SR_48000;
if (data->input_rates == 0)
data->input_rates = B_SR_48000;
data->max_cvsr_rate = 0;
data->min_cvsr_rate = 0;
data->output_formats = B_FMT_16BIT;
@@ -122,7 +175,7 @@ static status_t get_description(multi_description *data)
data->lock_sources = B_MULTI_LOCK_INTERNAL;
data->timecode_sources = 0;
data->interface_flags = B_MULTI_INTERFACE_PLAYBACK | B_MULTI_INTERFACE_RECORD;
data->start_latency = 3000;
data->start_latency = 30000;
strcpy(data->control_panel,"");
@@ -150,22 +203,93 @@ static status_t get_global_format(multi_format_info *data)
data->output_latency = 0;
data->input_latency = 0;
data->timecode_kind = 0;
if (ac97_set_rate(config->ac97, AC97_PCM_FRONT_DAC_RATE, 44100)) {
data->input.rate = B_SR_44100;
data->input.cvsr = 44100;
data->output.rate = B_SR_44100;
data->output.cvsr = 44100;
} else {
data->input.rate = B_SR_48000;
data->input.cvsr = 48000;
data->output.rate = B_SR_48000;
data->output.cvsr = 48000;
}
data->input.format = B_FMT_16BIT;
data->output.format = B_FMT_16BIT;
data->input.rate = config->input_rate;
data->output.rate = config->output_rate;
return B_OK;
}
static status_t set_global_format(multi_format_info *data)
{
bool in, out;
LOG(("set_global_format: input.rate = 0x%x\n", data->input.rate));
LOG(("set_global_format: input.cvsr = %d\n", data->input.cvsr));
LOG(("set_global_format: output.rate = 0x%x\n", data->output.rate));
LOG(("set_global_format: output.cvsr = %d\n", data->output.cvsr));
switch (data->input.rate) {
case B_SR_8000:
in = ac97_set_rate(config->ac97, AC97_PCM_L_R_ADC_RATE, 8000);
break;
case B_SR_11025:
in = ac97_set_rate(config->ac97, AC97_PCM_L_R_ADC_RATE, 11025);
break;
case B_SR_12000:
in = ac97_set_rate(config->ac97, AC97_PCM_L_R_ADC_RATE, 12000);
break;
case B_SR_16000:
in = ac97_set_rate(config->ac97, AC97_PCM_L_R_ADC_RATE, 16000);
break;
case B_SR_22050:
in = ac97_set_rate(config->ac97, AC97_PCM_L_R_ADC_RATE, 22050);
break;
case B_SR_24000:
in = ac97_set_rate(config->ac97, AC97_PCM_L_R_ADC_RATE, 24000);
break;
case B_SR_32000:
in = ac97_set_rate(config->ac97, AC97_PCM_L_R_ADC_RATE, 32000);
break;
case B_SR_44100:
in = ac97_set_rate(config->ac97, AC97_PCM_L_R_ADC_RATE, 44100);
break;
case B_SR_48000:
in = ac97_set_rate(config->ac97, AC97_PCM_L_R_ADC_RATE, 48000);
break;
default:
in = false;
}
switch (data->output.rate) {
case B_SR_8000:
out = ac97_set_rate(config->ac97, AC97_PCM_FRONT_DAC_RATE, 8000);
break;
case B_SR_11025:
out = ac97_set_rate(config->ac97, AC97_PCM_FRONT_DAC_RATE, 11025);
break;
case B_SR_12000:
out = ac97_set_rate(config->ac97, AC97_PCM_FRONT_DAC_RATE, 12000);
break;
case B_SR_16000:
out = ac97_set_rate(config->ac97, AC97_PCM_FRONT_DAC_RATE, 16000);
break;
case B_SR_22050:
out = ac97_set_rate(config->ac97, AC97_PCM_FRONT_DAC_RATE, 22050);
break;
case B_SR_24000:
out = ac97_set_rate(config->ac97, AC97_PCM_FRONT_DAC_RATE, 24000);
break;
case B_SR_32000:
out = ac97_set_rate(config->ac97, AC97_PCM_FRONT_DAC_RATE, 32000);
break;
case B_SR_44100:
out = ac97_set_rate(config->ac97, AC97_PCM_FRONT_DAC_RATE, 44100);
break;
case B_SR_48000:
out = ac97_set_rate(config->ac97, AC97_PCM_FRONT_DAC_RATE, 48000);
break;
default:
out = false;
}
if (!in || !out)
return B_ERROR;
config->input_rate = data->input.rate;
config->output_rate = data->output.rate;
return B_OK;
}
static status_t get_buffers(multi_buffer_list *data)
{
LOG(("flags = %#x\n",data->flags));
@@ -334,6 +458,7 @@ status_t multi_control(void *cookie, uint32 op, void *data, size_t length)
return get_global_format((multi_format_info *)data);
case B_MULTI_SET_GLOBAL_FORMAT:
LOG(("B_MULTI_SET_GLOBAL_FORMAT\n"));
set_global_format((multi_format_info *)data);
return B_OK; /* XXX BUG! we *MUST* return B_OK, returning B_ERROR will prevent
* BeOS to accept the format returned in B_MULTI_GET_GLOBAL_FORMAT
*/
src/add-ons/kernel/drivers/audio/ac97/ich/config.h
+3
View File
@@ -47,6 +47,9 @@ typedef struct
area_id area_mbbar; // ich4
uint32 codecoffset;
ac97_dev *ac97;
uint32 input_rate;
uint32 output_rate;
} device_config;
extern device_config *config;