diff options
Diffstat (limited to 'audio/sysvad/EndpointsCommon/micarraytopo.cpp')
| -rw-r--r-- | audio/sysvad/EndpointsCommon/micarraytopo.cpp | 21 |
1 files changed, 17 insertions, 4 deletions
diff --git a/audio/sysvad/EndpointsCommon/micarraytopo.cpp b/audio/sysvad/EndpointsCommon/micarraytopo.cpp index 3316ee84..a8125a08 100644 --- a/audio/sysvad/EndpointsCommon/micarraytopo.cpp +++ b/audio/sysvad/EndpointsCommon/micarraytopo.cpp @@ -535,6 +535,8 @@ NT status code. NTSTATUS ntStatus = STATUS_INVALID_DEVICE_REQUEST; ULONG nPinId = (ULONG)-1; + KFLOATING_SAVE saveData; + NTSTATUS fstatus; if (PropertyRequest->InstanceSize >= sizeof(ULONG)) { @@ -569,16 +571,27 @@ NT status code. if (PropertyRequest->PropertyItem->Id == KSPROPERTY_AUDIO_MIC_SENSITIVITY) { LONG* micSensitivity = (LONG*)PropertyRequest->Value; - // Return microphone sensitivity information. - *micSensitivity = FloatToFixedPoint16_16(MICARRAY_SENSITIVITY); // convert float dBFS to fixed point arithmetic + + fstatus = KeSaveFloatingPointState(&saveData); + if (NT_SUCCESS(fstatus)) + { + // Return microphone sensitivity information. + *micSensitivity = FloatToFixedPoint16_16(MICARRAY_SENSITIVITY); // convert float dBFS to fixed point arithmetic + KeRestoreFloatingPointState(&saveData); + } PropertyRequest->ValueSize = sizeof(LONG); ntStatus = STATUS_SUCCESS; } else if (PropertyRequest->PropertyItem->Id == KSPROPERTY_AUDIO_MIC_SNR) { LONG* micSNR = (LONG*)PropertyRequest->Value; - // Return microphone SNR information. - *micSNR = FloatToFixedPoint16_16(MICARRAY_SNR); // convert float dB to fixed point arithmetic + fstatus = KeSaveFloatingPointState(&saveData); + if (NT_SUCCESS(fstatus)) + { + // Return microphone SNR information. + *micSNR = FloatToFixedPoint16_16(MICARRAY_SNR); // convert float dB to fixed point arithmetic + KeRestoreFloatingPointState(&saveData); + } ntStatus = STATUS_SUCCESS; } } |