PCI_RELEASE_REGION(9)                  Hardware Interfaces                  PCI_RELEASE_REGION(9)



NAME
       pci_release_region - Release a PCI bar

SYNOPSIS
       void pci_release_region(struct pci_dev * pdev, int bar);

ARGUMENTS
       pdev
           PCI device whose resources were previously reserved by pci_request_region

       bar
           BAR to release

DESCRIPTION
       Releases the PCI I/O and memory resources previously reserved by a successful call to
       pci_request_region. Call this function only after all use of the PCI regions has ceased.

COPYRIGHT
Kernel Hackers Manual 4.8.                 January 2017                     PCI_RELEASE_REGION(9)