hw/mthca/mthca_mcg.c

49  * Caller must hold MCG table semaphore.  gid and mgm parameters must
55  * and *mgm holds MGM entry.
58  * previous entry in hash chain and *mgm holds AMGM entry.
61  * entry in hash chain and *mgm holds end of hash chain.
68 	struct mthca_mgm *mgm = mgm_mailbox->buf;
105 		if (!memcmp(mgm->gid, zero_gid, 16)) {
113 		if (!memcmp(mgm->gid, gid, 16))
117 		*index = be32_to_cpu(mgm->next_gid_index) >> 6;
131 	struct mthca_mgm *mgm;
142 	mgm = mailbox->buf;
151 		if (!memcmp(mgm->gid, zero_gid, 16))
152 			memcpy(mgm->gid, gid->raw, 16);
171 		memset(mgm, 0, sizeof *mgm);
172 		memcpy(mgm->gid, gid->raw, 16);
176 		if (mgm->qp[i] == cpu_to_be32(ibqp->qp_num | (1U << 31))) {
181 		} else if (!(mgm->qp[i] & cpu_to_be32(1U << 31))) {
182 			mgm->qp[i] = cpu_to_be32(ibqp->qp_num | (1U << 31));
213 	mgm->next_gid_index = cpu_to_be32(index << 6);
238 	struct mthca_mgm *mgm;
248 	mgm = mailbox->buf;
263 		if (mgm->qp[i] == cpu_to_be32(ibqp->qp_num | (1U << 31)))
265 		if (!(mgm->qp[i] & cpu_to_be32(1U << 31)))
275 	mgm->qp[loc]   = mgm->qp[i - 1];
276 	mgm->qp[i - 1] = 0;
292 		int amgm_index_to_free = be32_to_cpu(mgm->next_gid_index) >> 6;
305 			memset(mgm->gid, 0, 16);
321 		int curr_next_index = be32_to_cpu(mgm->next_gid_index) >> 6;
331 		mgm->next_gid_index = cpu_to_be32(curr_next_index << 6);