CMAC support in key_material cmd

The sequence counter will be sent to firmware via key_material
command.

Signed-off-by: Ying Luo <luoy@marvell.com>
Signed-off-by: Stone Piao <piaoyun@marvell.com>
Signed-off-by: Bing Zhao <bzhao@marvell.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
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