1PCI_REQUEST_REGIONS(9)        Hardware Interfaces       PCI_REQUEST_REGIONS(9)
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NAME

6       pci_request_regions - Reserved PCI I/O and memory resources
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SYNOPSIS

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

12       pdev
13           PCI device whose resources are to be reserved
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15       res_name
16           Name to be associated with resource.
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DESCRIPTION

19       Mark all PCI regions associated with PCI device pdev as being reserved
20       by owner res_name. Do not access any address inside the PCI regions
21       unless this call returns successfully.
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23       Returns 0 on success, or EBUSY on error. A warning message is also
24       printed on failure.
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27Kernel Hackers Manual 3.10         June 2019            PCI_REQUEST_REGIONS(9)
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