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PCI_ENABLE_DEVICE(9) Hardware Interfaces PCI_ENABLE_DEVICE(9)

NAME

pci_enable_device - Initialize device before it´s used by a driver.

SYNOPSIS

int pci_enable_device(struct pci_dev * dev);

ARGUMENTS

dev

PCI device to be initialized

DESCRIPTION

Initialize device before it´s used by a driver. Ask low-level code to enable I/O and memory. Wake up the device if it was suspended. Beware, this function can fail.

Note we don´t actually enable the device many times if we call this function repeatedly (we just increment the count).

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May 2024 Kernel Hackers Manual 2.6.