/*
* get the VU and peak meter values
* @audio: the audio index
* @capture: 0 = playback, 1 = capture operation
* @info: the array of vx_vu_meter records (size = 2).
*/
static int vx_get_audio_vu_meter(struct vx_core *chip, int audio, int capture, struct vx_vu_meter *info)
{
struct vx_rmh rmh;
int i, err;
if (chip->chip_status & VX_STAT_IS_STALE)
return -EBUSY;
vx_init_rmh(&rmh, CMD_AUDIO_VU_PIC_METER);
rmh.LgStat += 2 * VU_METER_CHANNELS;
if (capture)
rmh.Cmd[0] |= COMMAND_RECORD_MASK;
/* Add Audio IO mask */
rmh.Cmd[1] = 0;
for (i = 0; i < VU_METER_CHANNELS; i++)
rmh.Cmd[1] |= 1 << (audio + i);
err = vx_send_msg(chip, &rmh);
if (err < 0)
return err;
/* Read response */
for (i = 0; i < 2 * VU_METER_CHANNELS; i +=2) {
info->saturated = (rmh.Stat[0] & (1 << (audio + i))) ? 1 : 0;
info->vu_level = rmh.Stat[i + 1];
info->peak_level = rmh.Stat[i + 2];
info++;
}
return 0;
}
/*
* vx_test_irq_src - query the source of interrupts
*
* called from irq handler only
*/
static int vx_test_irq_src(vx_core_t *chip, unsigned int *ret)
{
int err;
vx_init_rmh(&chip->irq_rmh, CMD_TEST_IT);
spin_lock(&chip->lock);
err = vx_send_msg_nolock(chip, &chip->irq_rmh);
if (err < 0)
*ret = 0;
else
*ret = chip->irq_rmh.Stat[0];
spin_unlock(&chip->lock);
return err;
}
static int vx_read_audio_level(struct vx_core *chip, int audio, int capture,
struct vx_audio_level *info)
{
int err;
struct vx_rmh rmh;
memset(info, 0, sizeof(*info));
vx_init_rmh(&rmh, CMD_GET_AUDIO_LEVELS);
if (capture)
rmh.Cmd[0] |= COMMAND_RECORD_MASK;
/* Add Audio IO mask */
rmh.Cmd[1] = 1 << audio;
err = vx_send_msg(chip, &rmh);
if (err < 0)
return err;
info.level = rmh.Stat[0] & MASK_DSP_WORD_LEVEL;
info.monitor_level = (rmh.Stat[0] >> 10) & MASK_DSP_WORD_LEVEL;
info.mute = (rmh.Stat[i] & AUDIO_IO_HAS_MUTE_LEVEL) ? 1 : 0;
info.monitor_mute = (rmh.Stat[i] & AUDIO_IO_HAS_MUTE_MONITORING_1) ? 1 : 0;
return 0;
}
static int vx_adjust_audio_level(struct vx_core *chip, int audio, int capture,
struct vx_audio_level *info)
{
struct vx_rmh rmh;
if (chip->chip_status & VX_STAT_IS_STALE)
return -EBUSY;
vx_init_rmh(&rmh, CMD_AUDIO_LEVEL_ADJUST);
if (capture)
rmh.Cmd[0] |= COMMAND_RECORD_MASK;
/* Add Audio IO mask */
rmh.Cmd[1] = 1 << audio;
rmh.Cmd[2] = 0;
if (info->has_level) {
rmh.Cmd[0] |= VALID_AUDIO_IO_DIGITAL_LEVEL;
rmh.Cmd[2] |= info->level;
}
if (info->has_monitor_level) {
rmh.Cmd[0] |= VALID_AUDIO_IO_MONITORING_LEVEL;
rmh.Cmd[2] |= ((unsigned int)info->monitor_level << 10);
}
if (info->has_mute) {
rmh.Cmd[0] |= VALID_AUDIO_IO_MUTE_LEVEL;
if (info->mute)
rmh.Cmd[2] |= AUDIO_IO_HAS_MUTE_LEVEL;
}
if (info->has_monitor_mute) {
/* validate flag for M2 at least to unmute it */
rmh.Cmd[0] |= VALID_AUDIO_IO_MUTE_MONITORING_1 | VALID_AUDIO_IO_MUTE_MONITORING_2;
if (info->monitor_mute)
rmh.Cmd[2] |= AUDIO_IO_HAS_MUTE_MONITORING_1;
}
return vx_send_msg(chip, &rmh);
}
