cm_msgs.h

linux-2.6.15.6

				       (local_ack_timeout << 3));
}

/* Message REJected or MRAed */
enum cm_msg_response {
	CM_MSG_RESPONSE_REQ = 0x0,
	CM_MSG_RESPONSE_REP = 0x1,
	CM_MSG_RESPONSE_OTHER = 0x2
};

 struct cm_mra_msg {
	struct ib_mad_hdr hdr;

	__be32 local_comm_id;
	__be32 remote_comm_id;
	/* message MRAed:2, rsvd:6 */
	u8 offset8;
	/* service timeout:5, rsvd:3 */
	u8 offset9;

	u8 private_data[IB_CM_MRA_PRIVATE_DATA_SIZE];

} __attribute__ ((packed));

static inline u8 cm_mra_get_msg_mraed(struct cm_mra_msg *mra_msg)
{
	return (u8) (mra_msg->offset8 >> 6);
}

static inline void cm_mra_set_msg_mraed(struct cm_mra_msg *mra_msg, u8 msg)
{
	mra_msg->offset8 = (u8) ((mra_msg->offset8 & 0x3F) | (msg << 6));
}

static inline u8 cm_mra_get_service_timeout(struct cm_mra_msg *mra_msg)
{
	return (u8) (mra_msg->offset9 >> 3);
}

static inline void cm_mra_set_service_timeout(struct cm_mra_msg *mra_msg,
					      u8 service_timeout)
{
	mra_msg->offset9 = (u8) ((mra_msg->offset9 & 0x07) |
				 (service_timeout << 3));
}

struct cm_rej_msg {
	struct ib_mad_hdr hdr;

	__be32 local_comm_id;
	__be32 remote_comm_id;
	/* message REJected:2, rsvd:6 */
	u8 offset8;
	/* reject info length:7, rsvd:1. */
	u8 offset9;
	__be16 reason;
	u8 ari[IB_CM_REJ_ARI_LENGTH];

	u8 private_data[IB_CM_REJ_PRIVATE_DATA_SIZE];

} __attribute__ ((packed));

static inline u8 cm_rej_get_msg_rejected(struct cm_rej_msg *rej_msg)
{
	return (u8) (rej_msg->offset8 >> 6);
}

static inline void cm_rej_set_msg_rejected(struct cm_rej_msg *rej_msg, u8 msg)
{
	rej_msg->offset8 = (u8) ((rej_msg->offset8 & 0x3F) | (msg << 6));
}

static inline u8 cm_rej_get_reject_info_len(struct cm_rej_msg *rej_msg)
{
	return (u8) (rej_msg->offset9 >> 1);
}

static inline void cm_rej_set_reject_info_len(struct cm_rej_msg *rej_msg,
					      u8 len)
{
	rej_msg->offset9 = (u8) ((rej_msg->offset9 & 0x1) | (len << 1));
}

struct cm_rep_msg {
	struct ib_mad_hdr hdr;

	__be32 local_comm_id;
	__be32 remote_comm_id;
	__be32 local_qkey;
	/* local QPN:24, rsvd:8 */
	__be32 offset12;
	/* local EECN:24, rsvd:8 */
	__be32 offset16;
	/* starting PSN:24 rsvd:8 */
	__be32 offset20;
	u8 resp_resources;
	u8 initiator_depth;
	/* target ACK delay:5, failover accepted:2, end-to-end flow control:1 */
	u8 offset26;
	/* RNR retry count:3, SRQ:1, rsvd:5 */
	u8 offset27;
	__be64 local_ca_guid;

	u8 private_data[IB_CM_REP_PRIVATE_DATA_SIZE];

} __attribute__ ((packed));

static inline __be32 cm_rep_get_local_qpn(struct cm_rep_msg *rep_msg)
{
	return cpu_to_be32(be32_to_cpu(rep_msg->offset12) >> 8);
}

static inline void cm_rep_set_local_qpn(struct cm_rep_msg *rep_msg, __be32 qpn)
{
	rep_msg->offset12 = cpu_to_be32((be32_to_cpu(qpn) << 8) |
			    (be32_to_cpu(rep_msg->offset12) & 0x000000FF));
}

static inline __be32 cm_rep_get_starting_psn(struct cm_rep_msg *rep_msg)
{
	return cpu_to_be32(be32_to_cpu(rep_msg->offset20) >> 8);
}

static inline void cm_rep_set_starting_psn(struct cm_rep_msg *rep_msg,
					   __be32 starting_psn)
{
	rep_msg->offset20 = cpu_to_be32((be32_to_cpu(starting_psn) << 8) |
			    (be32_to_cpu(rep_msg->offset20) & 0x000000FF));
}

static inline u8 cm_rep_get_target_ack_delay(struct cm_rep_msg *rep_msg)
{
	return (u8) (rep_msg->offset26 >> 3);
}

static inline void cm_rep_set_target_ack_delay(struct cm_rep_msg *rep_msg,
					       u8 target_ack_delay)
{
	rep_msg->offset26 = (u8) ((rep_msg->offset26 & 0x07) |
				  (target_ack_delay << 3));
}

static inline u8 cm_rep_get_failover(struct cm_rep_msg *rep_msg)
{
	return (u8) ((rep_msg->offset26 & 0x06) >> 1);
}

static inline void cm_rep_set_failover(struct cm_rep_msg *rep_msg, u8 failover)
{
	rep_msg->offset26 = (u8) ((rep_msg->offset26 & 0xF9) |
				  ((failover & 0x3) << 1));
}

static inline u8 cm_rep_get_flow_ctrl(struct cm_rep_msg *rep_msg)
{
	return (u8) (rep_msg->offset26 & 0x01);
}

static inline void cm_rep_set_flow_ctrl(struct cm_rep_msg *rep_msg,
					    u8 flow_ctrl)
{
	rep_msg->offset26 = (u8) ((rep_msg->offset26 & 0xFE) |
				  (flow_ctrl & 0x1));
}

static inline u8 cm_rep_get_rnr_retry_count(struct cm_rep_msg *rep_msg)
{
	return (u8) (rep_msg->offset27 >> 5);
}

static inline void cm_rep_set_rnr_retry_count(struct cm_rep_msg *rep_msg,
					      u8 rnr_retry_count)
{
	rep_msg->offset27 = (u8) ((rep_msg->offset27 & 0x1F) |
				  (rnr_retry_count << 5));
}

static inline u8 cm_rep_get_srq(struct cm_rep_msg *rep_msg)
{
	return (u8) ((rep_msg->offset27 >> 4) & 0x1);
}

static inline void cm_rep_set_srq(struct cm_rep_msg *rep_msg, u8 srq)
{
	rep_msg->offset27 = (u8) ((rep_msg->offset27 & 0xEF) |
				  ((srq & 0x1) << 4));
}

struct cm_rtu_msg {
	struct ib_mad_hdr hdr;

	__be32 local_comm_id;
	__be32 remote_comm_id;

	u8 private_data[IB_CM_RTU_PRIVATE_DATA_SIZE];

} __attribute__ ((packed));

struct cm_dreq_msg {
	struct ib_mad_hdr hdr;

	__be32 local_comm_id;
	__be32 remote_comm_id;
	/* remote QPN/EECN:24, rsvd:8 */
	__be32 offset8;

	u8 private_data[IB_CM_DREQ_PRIVATE_DATA_SIZE];

} __attribute__ ((packed));

static inline __be32 cm_dreq_get_remote_qpn(struct cm_dreq_msg *dreq_msg)
{
	return cpu_to_be32(be32_to_cpu(dreq_msg->offset8) >> 8);
}

static inline void cm_dreq_set_remote_qpn(struct cm_dreq_msg *dreq_msg, __be32 qpn)
{
	dreq_msg->offset8 = cpu_to_be32((be32_to_cpu(qpn) << 8) |
			    (be32_to_cpu(dreq_msg->offset8) & 0x000000FF));
}

struct cm_drep_msg {
	struct ib_mad_hdr hdr;

	__be32 local_comm_id;
	__be32 remote_comm_id;

	u8 private_data[IB_CM_DREP_PRIVATE_DATA_SIZE];

} __attribute__ ((packed));

struct cm_lap_msg {
	struct ib_mad_hdr hdr;

	__be32 local_comm_id;
	__be32 remote_comm_id;

	__be32 rsvd8;
	/* remote QPN/EECN:24, remote CM response timeout:5, rsvd:3 */
	__be32 offset12;
	__be32 rsvd16;

	__be16 alt_local_lid;
	__be16 alt_remote_lid;
	union ib_gid alt_local_gid;
	union ib_gid alt_remote_gid;
	/* flow label:20, rsvd:4, traffic class:8 */
	__be32 offset56;
	u8 alt_hop_limit;
	/* rsvd:2, packet rate:6 */
	u8 offset61;
	/* SL:4, subnet local:1, rsvd:3 */
	u8 offset62;
	/* local ACK timeout:5, rsvd:3 */
	u8 offset63;

	u8 private_data[IB_CM_LAP_PRIVATE_DATA_SIZE];
} __attribute__  ((packed));

static inline __be32 cm_lap_get_remote_qpn(struct cm_lap_msg *lap_msg)
{
	return cpu_to_be32(be32_to_cpu(lap_msg->offset12) >> 8);
}

static inline void cm_lap_set_remote_qpn(struct cm_lap_msg *lap_msg, __be32 qpn)
{
	lap_msg->offset12 = cpu_to_be32((be32_to_cpu(qpn) << 8) |
					 (be32_to_cpu(lap_msg->offset12) &
					  0x000000FF));
}

static inline u8 cm_lap_get_remote_resp_timeout(struct cm_lap_msg *lap_msg)
{
	return (u8) ((be32_to_cpu(lap_msg->offset12) & 0xF8) >> 3);
}

static inline void cm_lap_set_remote_resp_timeout(struct cm_lap_msg *lap_msg,
						  u8 resp_timeout)
{
	lap_msg->offset12 = cpu_to_be32((resp_timeout << 3) |
					 (be32_to_cpu(lap_msg->offset12) &
					  0xFFFFFF07));
}

static inline __be32 cm_lap_get_flow_label(struct cm_lap_msg *lap_msg)
{
	return cpu_to_be32(be32_to_cpu(lap_msg->offset56) >> 12);
}

static inline void cm_lap_set_flow_label(struct cm_lap_msg *lap_msg,
					 __be32 flow_label)
{
	lap_msg->offset56 = cpu_to_be32(
				 (be32_to_cpu(lap_msg->offset56) & 0x00000FFF) |
				 (be32_to_cpu(flow_label) << 12));
}

static inline u8 cm_lap_get_traffic_class(struct cm_lap_msg *lap_msg)
{
	return (u8) be32_to_cpu(lap_msg->offset56);
}

static inline void cm_lap_set_traffic_class(struct cm_lap_msg *lap_msg,
					    u8 traffic_class)
{
	lap_msg->offset56 = cpu_to_be32(traffic_class |
					 (be32_to_cpu(lap_msg->offset56) &
					  0xFFFFFF00));
}

static inline u8 cm_lap_get_packet_rate(struct cm_lap_msg *lap_msg)
{
	return lap_msg->offset61 & 0x3F;
}

static inline void cm_lap_set_packet_rate(struct cm_lap_msg *lap_msg,
					  u8 packet_rate)
{
	lap_msg->offset61 = (packet_rate & 0x3F) | (lap_msg->offset61 & 0xC0);
}

static inline u8 cm_lap_get_sl(struct cm_lap_msg *lap_msg)
{
	return lap_msg->offset62 >> 4;
}

static inline void cm_lap_set_sl(struct cm_lap_msg *lap_msg, u8 sl)
{
	lap_msg->offset62 = (sl << 4) | (lap_msg->offset62 & 0x0F);
}

static inline u8 cm_lap_get_subnet_local(struct cm_lap_msg *lap_msg)
{
	return (lap_msg->offset62 >> 3) & 0x1;
}

static inline void cm_lap_set_subnet_local(struct cm_lap_msg *lap_msg,
					   u8 subnet_local)
{
	lap_msg->offset62 = ((subnet_local & 0x1) << 3) |
			     (lap_msg->offset61 & 0xF7);
}
static inline u8 cm_lap_get_local_ack_timeout(struct cm_lap_msg *lap_msg)
{
	return lap_msg->offset63 >> 3;
}

static inline void cm_lap_set_local_ack_timeout(struct cm_lap_msg *lap_msg,
						u8 local_ack_timeout)
{
	lap_msg->offset63 = (local_ack_timeout << 3) |
			    (lap_msg->offset63 & 0x07);
}

struct cm_apr_msg {
	struct ib_mad_hdr hdr;

	__be32 local_comm_id;
	__be32 remote_comm_id;

	u8 info_length;
	u8 ap_status;
	u8 info[IB_CM_APR_INFO_LENGTH];

	u8 private_data[IB_CM_APR_PRIVATE_DATA_SIZE];
} __attribute__ ((packed));

struct cm_sidr_req_msg {
	struct ib_mad_hdr hdr;

	__be32 request_id;
	__be16 pkey;
	__be16 rsvd;
	__be64 service_id;

	u8 private_data[IB_CM_SIDR_REQ_PRIVATE_DATA_SIZE];
} __attribute__ ((packed));

struct cm_sidr_rep_msg {
	struct ib_mad_hdr hdr;

	__be32 request_id;
	u8 status;
	u8 info_length;
	__be16 rsvd;
	/* QPN:24, rsvd:8 */
	__be32 offset8;
	__be64 service_id;
	__be32 qkey;
	u8 info[IB_CM_SIDR_REP_INFO_LENGTH];

	u8 private_data[IB_CM_SIDR_REP_PRIVATE_DATA_SIZE];
} __attribute__ ((packed));

static inline __be32 cm_sidr_rep_get_qpn(struct cm_sidr_rep_msg *sidr_rep_msg)
{
	return cpu_to_be32(be32_to_cpu(sidr_rep_msg->offset8) >> 8);
}

static inline void cm_sidr_rep_set_qpn(struct cm_sidr_rep_msg *sidr_rep_msg,
				       __be32 qpn)
{
	sidr_rep_msg->offset8 = cpu_to_be32((be32_to_cpu(qpn) << 8) |
					(be32_to_cpu(sidr_rep_msg->offset8) &
					 0x000000FF));
}

#endif /* CM_MSGS_H */