pci_detach_device()

Detach a driver from a PCI device

Synopsis:

#include <hw/pci.h>

int pci_detach_device( void* handle );

Arguments:

handle
The handle returned by pci_attach_device() .

Library:

libc

Use the -l c option to qcc to link against this library. This library is usually included automatically.

Description:

The pci_detach_device() function detaches a driver from a PCI device. Any resources allocated with pci_attach_device() are released, unless you attached the device with the PCI_PERSIST flag set.

You must successfully call pci_attach() before calling any of the other PCI functions.

Returns:

PCI_DEVICE_NOT_FOUND
No device could be found for handle.
PCI_SUCCESS
Success.
-1
You haven't called pci_attach() , or the call to it failed.

Classification:

QNX Neutrino

Safety:
Cancellation point Yes
Interrupt handler No
Signal handler Yes
Thread Yes