Add functions for device configuration. The info_get function is included
here since it can be useful for checking successful configuration.
Documentation is also updated to add device configuration usage info.
Signed-off-by: Bruce Richardson <bruce.richardson@intel.com>
Signed-off-by: Kevin Laatz <kevin.laatz@intel.com>
Reviewed-by: Conor Walsh <conor.walsh@intel.com>
Reviewed-by: Chengwen Feng <fengchengwen@huawei.com>
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