KSPROPERTY_PIN_NECESSARYINSTANCES
This property returns the minimum number of pins that the pin factory must instantiate before the filter can perform I/O operations.
Usage Summary Table
Get | Set | Target | Property Descriptor Type | Property Value Type |
---|---|---|---|---|
Yes | No | Pin | KSP_PIN | ULONG |
Remarks
Specify this property using KSP_PIN, where the member specifies the relevant pin factory.
KSPROPERTY_PIN_NECESSARYINSTANCES returns a value of type ULONG, specifying the minimum number of pins that the pin factory must instantiate.
The class driver does not handle this property; the stream minidriver must provide handling on its own.
Requirements
Header: ks.h (include Ks.h)
See also
Feedback
https://aka.ms/ContentUserFeedback.
Coming soon: Throughout 2024 we will be phasing out GitHub Issues as the feedback mechanism for content and replacing it with a new feedback system. For more information see:Submit and view feedback for