Name
rio_lock_device —
Acquires host device lock for specified device
Synopsis
int rio_lock_device ( | struct rio_mport * port, |
| | u16 destid, |
| | u8 hopcount, |
| | int wait_ms); |
Arguments
struct rio_mport * port
Master port to send transaction
u16 destid
Destination ID for device/switch
u8 hopcount
Hopcount to reach switch
int wait_ms
Max wait time in msec (0 = no timeout)
Description
Attepts to acquire host device lock for specified device
Returns 0 if device lock acquired or EINVAL if timeout expires.