Name

pci_request_regions — Reserved PCI I/O and memory resources

Synopsis

int pci_request_regions (struct pci_dev *  pdev,
 const char *  res_name);

Arguments

pdev

PCI device whose resources are to be reserved

res_name

Name to be associated with resource.

Description

Mark all PCI regions associated with PCI device pdev as being reserved by owner res_name. Do not access any address inside the PCI regions unless this call returns successfully.

Returns 0 on success, or EBUSY on error. A warning message is also printed on failure.