static void cpcap_audio_configure_aud_mute(struct cpcap_audio_state *state,
struct cpcap_audio_state *prev_state)
{
struct cpcap_regacc reg_changes = { 0 };
unsigned short int value1 = 0, value2 = 0;
if (state->codec_mute != prev_state->codec_mute) {
value1 = cpcap_audio_get_codec_output_amp_switches(
prev_state->codec_primary_speaker,
prev_state->codec_primary_balance);
value2 = cpcap_audio_get_codec_output_amp_switches(
prev_state->codec_secondary_speaker,
prev_state->codec_primary_balance);
reg_changes.mask = value1 | value2 | CPCAP_BIT_CDC_SW;
if (state->codec_mute == CPCAP_AUDIO_CODEC_UNMUTE)
reg_changes.value = reg_changes.mask;
logged_cpcap_write(state->cpcap, CPCAP_REG_RXCOA,
reg_changes.value, reg_changes.mask);
}
if (state->stdac_mute != prev_state->stdac_mute) {
value1 = cpcap_audio_get_stdac_output_amp_switches(
prev_state->stdac_primary_speaker,
prev_state->stdac_primary_balance);
value2 = cpcap_audio_get_stdac_output_amp_switches(
prev_state->stdac_secondary_speaker,
prev_state->stdac_primary_balance);
reg_changes.mask = value1 | value2 | CPCAP_BIT_ST_DAC_SW;
if (state->stdac_mute == CPCAP_AUDIO_STDAC_UNMUTE)
reg_changes.value = reg_changes.mask;
logged_cpcap_write(state->cpcap, CPCAP_REG_RXSDOA,
reg_changes.value, reg_changes.mask);
}
/*hack*/
logged_cpcap_write(state->cpcap, CPCAP_REG_RXCOA,0x1e02,0x1FFF );
}
static void cpcap_audio_set_output_amp_switches(struct cpcap_audio_state *state)
{
static unsigned int codec_prev_settings = 0,
stdac_prev_settings = 0,
ext_prev_settings = 0;
struct cpcap_regacc reg_changes;
unsigned short int value1 = 0, value2 = 0;
/* First set codec output amp switches */
value1 = cpcap_audio_get_codec_output_amp_switches(state->
codec_primary_speaker, state->codec_primary_balance);
value2 = cpcap_audio_get_codec_output_amp_switches(state->
codec_secondary_speaker, state->codec_primary_balance);
reg_changes.mask = value1 | value2 | codec_prev_settings;
reg_changes.value = value1 | value2;
codec_prev_settings = reg_changes.value;
logged_cpcap_write(state->cpcap, CPCAP_REG_RXCOA, reg_changes.value,
reg_changes.mask);
/* Second Stdac switches */
value1 = cpcap_audio_get_stdac_output_amp_switches(state->
stdac_primary_speaker, state->stdac_primary_balance);
value2 = cpcap_audio_get_stdac_output_amp_switches(state->
stdac_secondary_speaker, state->stdac_primary_balance);
reg_changes.mask = value1 | value2 | stdac_prev_settings;
reg_changes.value = value1 | value2;
if ((state->stdac_primary_speaker == CPCAP_AUDIO_OUT_STEREO_HEADSET &&
state->stdac_secondary_speaker == CPCAP_AUDIO_OUT_LOUDSPEAKER)
|| (state->stdac_primary_speaker == CPCAP_AUDIO_OUT_LOUDSPEAKER
&& state->stdac_secondary_speaker ==
CPCAP_AUDIO_OUT_STEREO_HEADSET))
reg_changes.value &= ~(CPCAP_BIT_MONO_DAC0 |
CPCAP_BIT_MONO_DAC1);
stdac_prev_settings = reg_changes.value;
logged_cpcap_write(state->cpcap, CPCAP_REG_RXSDOA, reg_changes.value,
reg_changes.mask);
/* Last External source switches */
value1 =
cpcap_audio_get_ext_output_amp_switches(state->
ext_primary_speaker,
state->ext_primary_balance);
value2 =
cpcap_audio_get_ext_output_amp_switches(state->
ext_secondary_speaker,
state->ext_primary_balance);
reg_changes.mask = value1 | value2 | ext_prev_settings;
reg_changes.value = value1 | value2;
ext_prev_settings = reg_changes.value;
logged_cpcap_write(state->cpcap, CPCAP_REG_RXEPOA,
reg_changes.value, reg_changes.mask);
}
