IB/SA: Add OPA addr header

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#ifndef OPA_ADDR_H

#define OPA_ADDR_H

#define	OPA_SPECIAL_OUI		(0x00066AULL)

#define OPA_MAKE_ID(x)          (cpu_to_be64(OPA_SPECIAL_OUI << 40 | (x)))

/**

 * ib_is_opa_gid: Returns true if the top 24 bits of the gid

 * contains the OPA_STL_OUI identifier. This identifies that

 * the provided gid is a special purpose GID meant to carry

 * extended LID information.

 *

 * @gid: The Global identifier

 */

static inline bool ib_is_opa_gid(union ib_gid *gid)

{

	return ((be64_to_cpu(gid->global.interface_id) >> 40) ==

		OPA_SPECIAL_OUI);

}

/**

 * opa_get_lid_from_gid: Returns the last 32 bits of the gid.

 * OPA devices use one of the gids in the gid table to also

 * store the lid.

 *

 * @gid: The Global identifier

 */

static inline u32 opa_get_lid_from_gid(union ib_gid *gid)

{

	return be64_to_cpu(gid->global.interface_id) & 0xFFFFFFFF;

}

#endif /* OPA_ADDR_H */