On Oct 21, 2020, at 8:42 AM, wdmaudiodev@xxxxxxxxxxxxxx wrote:
I'm working on an audio pass-through miniport driver, and I got a suggestionDo you actually have a KMDF driver? Sysvad is a WDM driver, not KMDF.
from Matthew van Eerde about only exposing the capture endpoint, and having
our app use a custom device interface to send audio data to the driver.
...
...but the system bugchecks on the initial
WdfWdmDeviceGetWdfDeviceHandle(DeviceObject) call (Fatal System Error:
0x0000007e). Whether I did this in my AddDevice or StartDevice callback made
no difference.
Can anyone shed light on how to add a Custom Device Interface to an (audio)Assuming you are not a KMDF driver, you use IoRegisterDeviceInterface and
miniport driver?