1. NAME▲

pci_cfg_access_trylock - try to lock PCI config reads/writes

2. SYNOPSIS ▲

bool pci_cfg_access_trylock(struct pci_dev *  dev );

3. ARGUMENTS ▲

dev
    pci device struct

4. DESCRIPTION ▲

Same as pci_cfg_access_lock, but will return 0 if access is already locked, 1 otherwise. This function can be used from atomic contexts.

5. COPYRIGHT ▲