PARPORT_CLAIM_OR_BLO(9) Parallel Port Devices PARPORT_CLAIM_OR_BLO(9) NAME parport_claim_or_block - claim access to a parallel port device SYNOPSIS int parport_claim_or_block(struct pardevice * dev); ARGUMENTS dev pointer to structure representing a device on the port DESCRIPTION This behaves like parport_claim, but will block if necessary to wait for the port to be free. A return value of 1 indicates that it slept; 0 means that it succeeded without needing to sleep. A negative error code indicates failure. COPYRIGHT Kernel Hackers Manual 2.6. November 2013 PARPORT_CLAIM_OR_BLO(9)[top]
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