Name
rio_mport_get_feature —
query for devices' extended features
Synopsis
u32 rio_mport_get_feature ( | struct rio_mport * port, |
| int local, |
| u16 destid, |
| u8 hopcount, |
| int ftr) ; |
Arguments
struct rio_mport * port
Master port to issue transaction
int local
Indicate a local master port or remote device access
u16 destid
Destination ID of the device
u8 hopcount
Number of switch hops to the device
int ftr
Extended feature code
Description
Tell if a device supports a given RapidIO capability.
Returns the offset of the requested extended feature
block within the device's RIO configuration space or
0 in case the device does not support it.