rio_mport_get_feature (9) - Linux Manuals

rio_mport_get_feature: query for devices' extended features

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

port

Master port to issue transaction

local

Indicate a local master port or remote device access

destid

Destination ID of the device

hopcount

Number of switch hops to the device

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.

AUTHOR

Matt Porter <mporter [at] kernel.crashing.org>, <mporter [at] mvista.com>

Author.

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