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IB/core: Use rdma_ah_attr accessor functions 

Modify core and driver components to use accessor functions
introduced to access individual fields of rdma_ah_attr

Reviewed-by: Ira Weiny <ira.weiny@intel.com>
Reviewed-by: Don Hiatt <don.hiatt@intel.com>
Reviewed-by: Sean Hefty <sean.hefty@intel.com>
Reviewed-by: Niranjana Vishwanathapura <niranjana.vishwanathapura@intel.com>
Signed-off-by: Dasaratharaman Chandramouli <dasaratharaman.chandramouli@intel.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
This commit is contained in:
Dasaratharaman Chandramouli 2017-04-29 14:41:28 -04:00 committed by Doug Ledford
parent 2224c47ace
commit d8966fcd4c
57 changed files with 1031 additions and 872 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

10
drivers/infiniband/core/cm.c
View File

@ -1722,6 +1722,7 @@ static int cm_req_handler(struct cm_work *work)
struct cm_req_msg *req_msg;
union ib_gid gid;
struct ib_gid_attr gid_attr;
const struct ib_global_route *grh;
int ret;
req_msg = (struct cm_req_msg *)work->mad_recv_wc->recv_buf.mad;
@ -1761,10 +1762,11 @@ static int cm_req_handler(struct cm_work *work)
cm_format_paths_from_req(req_msg, &work->path[0], &work->path[1]);
memcpy(work->path[0].dmac, cm_id_priv->av.ah_attr.dmac, ETH_ALEN);
work->path[0].hop_limit = cm_id_priv->av.ah_attr.grh.hop_limit;
grh = rdma_ah_read_grh(&cm_id_priv->av.ah_attr);
work->path[0].hop_limit = grh->hop_limit;
ret = ib_get_cached_gid(work->port->cm_dev->ib_device,
work->port->port_num,
cm_id_priv->av.ah_attr.grh.sgid_index,
grh->sgid_index,
&gid, &gid_attr);
if (!ret) {
if (gid_attr.ndev) {
@ -3800,7 +3802,7 @@ static int cm_init_qp_rtr_attr(struct cm_id_private *cm_id_priv,
cm_id_priv->responder_resources;
qp_attr->min_rnr_timer = 0;
}
if (cm_id_priv->alt_av.ah_attr.dlid) {
if (rdma_ah_get_dlid(&cm_id_priv->alt_av.ah_attr)) {
*qp_attr_mask |= IB_QP_ALT_PATH;
qp_attr->alt_port_num = cm_id_priv->alt_av.port->port_num;
qp_attr->alt_pkey_index = cm_id_priv->alt_av.pkey_index;
@ -3854,7 +3856,7 @@ static int cm_init_qp_rts_attr(struct cm_id_private *cm_id_priv,
default:
break;
}
if (cm_id_priv->alt_av.ah_attr.dlid) {
if (rdma_ah_get_dlid(&cm_id_priv->alt_av.ah_attr)) {
*qp_attr_mask |= IB_QP_PATH_MIG_STATE;
qp_attr->path_mig_state = IB_MIG_REARM;
}

3
drivers/infiniband/core/cma.c
View File

@ -929,7 +929,8 @@ static int cma_modify_qp_rtr(struct rdma_id_private *id_priv,
goto out;
ret = ib_query_gid(id_priv->id.device, id_priv->id.port_num,
qp_attr.ah_attr.grh.sgid_index, &sgid, NULL);
rdma_ah_read_grh(&qp_attr.ah_attr)->sgid_index,
&sgid, NULL);
if (ret)
goto out;

21
drivers/infiniband/core/mad.c
View File

@ -1839,6 +1839,7 @@ static inline int rcv_has_same_gid(const struct ib_mad_agent_private *mad_agent_
struct ib_device *device = mad_agent_priv->agent.device;
u8 port_num = mad_agent_priv->agent.port_num;
u8 lmc;
bool has_grh;
send_resp = ib_response_mad((struct ib_mad_hdr *)wr->send_buf.mad);
rcv_resp = ib_response_mad(&rwc->recv_buf.mad->mad_hdr);
@ -1851,32 +1852,36 @@ static inline int rcv_has_same_gid(const struct ib_mad_agent_private *mad_agent_
/* Assume not equal, to avoid false positives. */
return 0;
if (!!(attr.ah_flags & IB_AH_GRH) !=
!!(rwc->wc->wc_flags & IB_WC_GRH))
has_grh = !!(rdma_ah_get_ah_flags(&attr) & IB_AH_GRH);
if (has_grh != !!(rwc->wc->wc_flags & IB_WC_GRH))
/* one has GID, other does not. Assume different */
return 0;
if (!send_resp && rcv_resp) {
/* is request/response. */
if (!(attr.ah_flags & IB_AH_GRH)) {
if (!has_grh) {
if (ib_get_cached_lmc(device, port_num, &lmc))
return 0;
return (!lmc || !((attr.src_path_bits ^
return (!lmc || !((rdma_ah_get_path_bits(&attr) ^
rwc->wc->dlid_path_bits) &
((1 << lmc) - 1)));
} else {
const struct ib_global_route *grh =
rdma_ah_read_grh(&attr);
if (ib_get_cached_gid(device, port_num,
attr.grh.sgid_index, &sgid, NULL))
grh->sgid_index, &sgid, NULL))
return 0;
return !memcmp(sgid.raw, rwc->recv_buf.grh->dgid.raw,
16);
}
}
if (!(attr.ah_flags & IB_AH_GRH))
return attr.dlid == rwc->wc->slid;
if (!has_grh)
return rdma_ah_get_dlid(&attr) == rwc->wc->slid;
else
return !memcmp(attr.grh.dgid.raw, rwc->recv_buf.grh->sgid.raw,
return !memcmp(rdma_ah_read_grh(&attr)->dgid.raw,
rwc->recv_buf.grh->sgid.raw,
16);
}

2
drivers/infiniband/core/mad_rmpp.c
View File

@ -870,7 +870,7 @@ static int init_newwin(struct ib_mad_send_wr_private *mad_send_wr)
if (rdma_query_ah(mad_send_wr->send_buf.ah, &ah_attr))
continue;
if (rmpp_recv->slid == ah_attr.dlid) {
if (rmpp_recv->slid == rdma_ah_get_dlid(&ah_attr)) {
newwin = rmpp_recv->repwin;
break;
}

20
drivers/infiniband/core/multicast.c
View File

@ -743,19 +743,17 @@ int ib_init_ah_from_mcmember(struct ib_device *device, u8 port_num,
return ret;
memset(ah_attr, 0, sizeof *ah_attr);
ah_attr->dlid = be16_to_cpu(rec->mlid);
ah_attr->sl = rec->sl;
ah_attr->port_num = port_num;
ah_attr->static_rate = rec->rate;
ah_attr->ah_flags = IB_AH_GRH;
ah_attr->grh.dgid = rec->mgid;
ah_attr->grh.sgid_index = (u8) gid_index;
ah_attr->grh.flow_label = be32_to_cpu(rec->flow_label);
ah_attr->grh.hop_limit = rec->hop_limit;
ah_attr->grh.traffic_class = rec->traffic_class;
rdma_ah_set_dlid(ah_attr, be16_to_cpu(rec->mlid));
rdma_ah_set_sl(ah_attr, rec->sl);
rdma_ah_set_port_num(ah_attr, port_num);
rdma_ah_set_static_rate(ah_attr, rec->rate);
rdma_ah_set_grh(ah_attr, &rec->mgid,
be32_to_cpu(rec->flow_label),
(u8)gid_index,
rec->hop_limit,
rec->traffic_class);
return 0;
}
EXPORT_SYMBOL(ib_init_ah_from_mcmember);

40
drivers/infiniband/core/sa_query.c
View File

@ -1108,13 +1108,13 @@ int ib_init_ah_from_path(struct ib_device *device, u8 port_num,
struct net_device *ndev = NULL;
memset(ah_attr, 0, sizeof *ah_attr);
ah_attr->dlid = be16_to_cpu(rec->dlid);
ah_attr->sl = rec->sl;
ah_attr->src_path_bits = be16_to_cpu(rec->slid) &
get_src_path_mask(device, port_num);
ah_attr->port_num = port_num;
ah_attr->static_rate = rec->rate;
rdma_ah_set_dlid(ah_attr, be16_to_cpu(rec->dlid));
rdma_ah_set_sl(ah_attr, rec->sl);
rdma_ah_set_path_bits(ah_attr, be16_to_cpu(rec->slid) &
get_src_path_mask(device, port_num));
rdma_ah_set_port_num(ah_attr, port_num);
rdma_ah_set_static_rate(ah_attr, rec->rate);
use_roce = rdma_cap_eth_ah(device, port_num);
if (use_roce) {
@ -1174,9 +1174,6 @@ int ib_init_ah_from_path(struct ib_device *device, u8 port_num,
}
if (rec->hop_limit > 0 || use_roce) {
ah_attr->ah_flags = IB_AH_GRH;
ah_attr->grh.dgid = rec->dgid;
ret = ib_find_cached_gid_by_port(device, &rec->sgid,
rec->gid_type, port_num, ndev,
&gid_index);
@ -1186,10 +1183,10 @@ int ib_init_ah_from_path(struct ib_device *device, u8 port_num,
return ret;
}
ah_attr->grh.sgid_index = gid_index;
ah_attr->grh.flow_label = be32_to_cpu(rec->flow_label);
ah_attr->grh.hop_limit = rec->hop_limit;
ah_attr->grh.traffic_class = rec->traffic_class;
rdma_ah_set_grh(ah_attr, &rec->dgid,
be32_to_cpu(rec->flow_label),
gid_index, rec->hop_limit,
rec->traffic_class);
if (ndev)
dev_put(ndev);
}
@ -2032,15 +2029,16 @@ static void update_sm_ah(struct work_struct *work)
pr_err("Couldn't find index for default PKey\n");
memset(&ah_attr, 0, sizeof(ah_attr));
ah_attr.dlid = port_attr.sm_lid;
ah_attr.sl = port_attr.sm_sl;
ah_attr.port_num = port->port_num;
rdma_ah_set_dlid(&ah_attr, port_attr.sm_lid);
rdma_ah_set_sl(&ah_attr, port_attr.sm_sl);
rdma_ah_set_port_num(&ah_attr, port->port_num);
if (port_attr.grh_required) {
ah_attr.ah_flags = IB_AH_GRH;
ah_attr.grh.dgid.global.subnet_prefix =
cpu_to_be64(port_attr.subnet_prefix);
ah_attr.grh.dgid.global.interface_id =
cpu_to_be64(IB_SA_WELL_KNOWN_GUID);
rdma_ah_set_ah_flags(&ah_attr, IB_AH_GRH);
rdma_ah_set_subnet_prefix(&ah_attr,
cpu_to_be64(port_attr.subnet_prefix));
rdma_ah_set_interface_id(&ah_attr,
cpu_to_be64(IB_SA_WELL_KNOWN_GUID));
}
new_ah->ah = rdma_create_ah(port->agent->qp->pd, &ah_attr);

32
drivers/infiniband/core/user_mad.c
View File

@ -236,16 +236,18 @@ static void recv_handler(struct ib_mad_agent *agent,
packet->mad.hdr.grh_present = !!(mad_recv_wc->wc->wc_flags & IB_WC_GRH);
if (packet->mad.hdr.grh_present) {
struct rdma_ah_attr ah_attr;
const struct ib_global_route *grh;
ib_init_ah_from_wc(agent->device, agent->port_num,
mad_recv_wc->wc, mad_recv_wc->recv_buf.grh,
&ah_attr);
packet->mad.hdr.gid_index = ah_attr.grh.sgid_index;
packet->mad.hdr.hop_limit = ah_attr.grh.hop_limit;
packet->mad.hdr.traffic_class = ah_attr.grh.traffic_class;
memcpy(packet->mad.hdr.gid, &ah_attr.grh.dgid, 16);
packet->mad.hdr.flow_label = cpu_to_be32(ah_attr.grh.flow_label);
grh = rdma_ah_read_grh(&ah_attr);
packet->mad.hdr.gid_index = grh->sgid_index;
packet->mad.hdr.hop_limit = grh->hop_limit;
packet->mad.hdr.traffic_class = grh->traffic_class;
memcpy(packet->mad.hdr.gid, &grh->dgid, 16);
packet->mad.hdr.flow_label = cpu_to_be32(grh->flow_label);
}
if (queue_packet(file, agent, packet))
@ -489,17 +491,17 @@ static ssize_t ib_umad_write(struct file *filp, const char __user *buf,
}
memset(&ah_attr, 0, sizeof ah_attr);
ah_attr.dlid = be16_to_cpu(packet->mad.hdr.lid);
ah_attr.sl = packet->mad.hdr.sl;
ah_attr.src_path_bits = packet->mad.hdr.path_bits;
ah_attr.port_num = file->port->port_num;
rdma_ah_set_dlid(&ah_attr, be16_to_cpu(packet->mad.hdr.lid));
rdma_ah_set_sl(&ah_attr, packet->mad.hdr.sl);
rdma_ah_set_path_bits(&ah_attr, packet->mad.hdr.path_bits);
rdma_ah_set_port_num(&ah_attr, file->port->port_num);
if (packet->mad.hdr.grh_present) {
ah_attr.ah_flags = IB_AH_GRH;
memcpy(ah_attr.grh.dgid.raw, packet->mad.hdr.gid, 16);
ah_attr.grh.sgid_index = packet->mad.hdr.gid_index;
ah_attr.grh.flow_label = be32_to_cpu(packet->mad.hdr.flow_label);
ah_attr.grh.hop_limit = packet->mad.hdr.hop_limit;
ah_attr.grh.traffic_class = packet->mad.hdr.traffic_class;
rdma_ah_set_grh(&ah_attr, NULL,
be32_to_cpu(packet->mad.hdr.flow_label),
packet->mad.hdr.gid_index,
packet->mad.hdr.hop_limit,
packet->mad.hdr.traffic_class);
rdma_ah_set_dgid_raw(&ah_attr, packet->mad.hdr.gid);
}
ah = rdma_create_ah(agent->qp->pd, &ah_attr);

140
drivers/infiniband/core/uverbs_cmd.c
View File

@ -1798,6 +1798,7 @@ ssize_t ib_uverbs_query_qp(struct ib_uverbs_file *file,
struct ib_qp *qp;
struct ib_qp_attr *attr;
struct ib_qp_init_attr *init_attr;
const struct ib_global_route *grh;
int ret;
if (copy_from_user(&cmd, buf, sizeof cmd))
@ -1847,34 +1848,39 @@ ssize_t ib_uverbs_query_qp(struct ib_uverbs_file *file,
resp.alt_port_num = attr->alt_port_num;
resp.alt_timeout = attr->alt_timeout;
resp.dest.dlid = attr->ah_attr.dlid;
resp.dest.sl = attr->ah_attr.sl;
resp.dest.src_path_bits = attr->ah_attr.src_path_bits;
resp.dest.static_rate = attr->ah_attr.static_rate;
resp.dest.is_global = !!(attr->ah_attr.ah_flags & IB_AH_GRH);
resp.dest.dlid = rdma_ah_get_dlid(&attr->ah_attr);
resp.dest.sl = rdma_ah_get_sl(&attr->ah_attr);
resp.dest.src_path_bits = rdma_ah_get_path_bits(&attr->ah_attr);
resp.dest.static_rate = rdma_ah_get_static_rate(&attr->ah_attr);
resp.dest.is_global = !!(rdma_ah_get_ah_flags(&attr->ah_attr) &
IB_AH_GRH);
if (resp.dest.is_global) {
memcpy(resp.dest.dgid, attr->ah_attr.grh.dgid.raw, 16);
resp.dest.flow_label = attr->ah_attr.grh.flow_label;
resp.dest.sgid_index = attr->ah_attr.grh.sgid_index;
resp.dest.hop_limit = attr->ah_attr.grh.hop_limit;
resp.dest.traffic_class = attr->ah_attr.grh.traffic_class;
grh = rdma_ah_read_grh(&attr->ah_attr);
memcpy(resp.dest.dgid, grh->dgid.raw, 16);
resp.dest.flow_label = grh->flow_label;
resp.dest.sgid_index = grh->sgid_index;
resp.dest.hop_limit = grh->hop_limit;
resp.dest.traffic_class = grh->traffic_class;
}
resp.dest.port_num = attr->ah_attr.port_num;
resp.dest.port_num = rdma_ah_get_port_num(&attr->ah_attr);
resp.alt_dest.dlid = attr->alt_ah_attr.dlid;
resp.alt_dest.sl = attr->alt_ah_attr.sl;
resp.alt_dest.src_path_bits = attr->alt_ah_attr.src_path_bits;
resp.alt_dest.static_rate = attr->alt_ah_attr.static_rate;
resp.alt_dest.is_global = !!(attr->alt_ah_attr.ah_flags & IB_AH_GRH);
resp.alt_dest.dlid = rdma_ah_get_dlid(&attr->alt_ah_attr);
resp.alt_dest.sl = rdma_ah_get_sl(&attr->alt_ah_attr);
resp.alt_dest.src_path_bits = rdma_ah_get_path_bits(&attr->alt_ah_attr);
resp.alt_dest.static_rate
= rdma_ah_get_static_rate(&attr->alt_ah_attr);
resp.alt_dest.is_global
= !!(rdma_ah_get_ah_flags(&attr->alt_ah_attr) &
IB_AH_GRH);
if (resp.alt_dest.is_global) {
memcpy(resp.alt_dest.dgid, attr->alt_ah_attr.grh.dgid.raw, 16);
resp.alt_dest.flow_label = attr->alt_ah_attr.grh.flow_label;
resp.alt_dest.sgid_index = attr->alt_ah_attr.grh.sgid_index;
resp.alt_dest.hop_limit = attr->alt_ah_attr.grh.hop_limit;
resp.alt_dest.traffic_class =
attr->alt_ah_attr.grh.traffic_class;
grh = rdma_ah_read_grh(&attr->alt_ah_attr);
memcpy(resp.alt_dest.dgid, grh->dgid.raw, 16);
resp.alt_dest.flow_label = grh->flow_label;
resp.alt_dest.sgid_index = grh->sgid_index;
resp.alt_dest.hop_limit = grh->hop_limit;
resp.alt_dest.traffic_class = grh->traffic_class;
}
resp.alt_dest.port_num = attr->alt_ah_attr.port_num;
resp.alt_dest.port_num = rdma_ah_get_port_num(&attr->alt_ah_attr);
resp.max_send_wr = init_attr->cap.max_send_wr;
resp.max_recv_wr = init_attr->cap.max_recv_wr;
@ -1949,41 +1955,42 @@ static int modify_qp(struct ib_uverbs_file *file,
attr->rate_limit = cmd->rate_limit;
if (cmd->base.dest.is_global) {
memcpy(attr->ah_attr.grh.dgid.raw, cmd->base.dest.dgid, 16);
attr->ah_attr.grh.flow_label = cmd->base.dest.flow_label;
attr->ah_attr.grh.sgid_index = cmd->base.dest.sgid_index;
attr->ah_attr.grh.hop_limit = cmd->base.dest.hop_limit;
attr->ah_attr.grh.traffic_class = cmd->base.dest.traffic_class;
attr->ah_attr.ah_flags = IB_AH_GRH;
rdma_ah_set_grh(&attr->ah_attr, NULL,
cmd->base.dest.flow_label,
cmd->base.dest.sgid_index,
cmd->base.dest.hop_limit,
cmd->base.dest.traffic_class);
rdma_ah_set_dgid_raw(&attr->ah_attr, cmd->base.dest.dgid);
} else {
attr->ah_attr.ah_flags = 0;
rdma_ah_set_ah_flags(&attr->ah_attr, 0);
}
attr->ah_attr.dlid = cmd->base.dest.dlid;
attr->ah_attr.sl = cmd->base.dest.sl;
attr->ah_attr.src_path_bits = cmd->base.dest.src_path_bits;
attr->ah_attr.static_rate = cmd->base.dest.static_rate;
attr->ah_attr.port_num = cmd->base.dest.port_num;
rdma_ah_set_dlid(&attr->ah_attr, cmd->base.dest.dlid);
rdma_ah_set_sl(&attr->ah_attr, cmd->base.dest.sl);
rdma_ah_set_path_bits(&attr->ah_attr, cmd->base.dest.src_path_bits);
rdma_ah_set_static_rate(&attr->ah_attr, cmd->base.dest.static_rate);
rdma_ah_set_port_num(&attr->ah_attr,
cmd->base.dest.port_num);
if (cmd->base.alt_dest.is_global) {
memcpy(attr->alt_ah_attr.grh.dgid.raw,
cmd->base.alt_dest.dgid, 16);
attr->alt_ah_attr.grh.flow_label =
cmd->base.alt_dest.flow_label;
attr->alt_ah_attr.grh.sgid_index =
cmd->base.alt_dest.sgid_index;
attr->alt_ah_attr.grh.hop_limit =
cmd->base.alt_dest.hop_limit;
attr->alt_ah_attr.grh.traffic_class =
cmd->base.alt_dest.traffic_class;
attr->alt_ah_attr.ah_flags = IB_AH_GRH;
rdma_ah_set_grh(&attr->alt_ah_attr, NULL,
cmd->base.alt_dest.flow_label,
cmd->base.alt_dest.sgid_index,
cmd->base.alt_dest.hop_limit,
cmd->base.alt_dest.traffic_class);
rdma_ah_set_dgid_raw(&attr->alt_ah_attr,
cmd->base.alt_dest.dgid);
} else {
attr->alt_ah_attr.ah_flags = 0;
rdma_ah_set_ah_flags(&attr->alt_ah_attr, 0);
}
attr->alt_ah_attr.dlid = cmd->base.alt_dest.dlid;
attr->alt_ah_attr.sl = cmd->base.alt_dest.sl;
attr->alt_ah_attr.src_path_bits = cmd->base.alt_dest.src_path_bits;
attr->alt_ah_attr.static_rate = cmd->base.alt_dest.static_rate;
attr->alt_ah_attr.port_num = cmd->base.alt_dest.port_num;
rdma_ah_set_dlid(&attr->alt_ah_attr, cmd->base.alt_dest.dlid);
rdma_ah_set_sl(&attr->alt_ah_attr, cmd->base.alt_dest.sl);
rdma_ah_set_path_bits(&attr->alt_ah_attr,
cmd->base.alt_dest.src_path_bits);
rdma_ah_set_static_rate(&attr->alt_ah_attr,
cmd->base.alt_dest.static_rate);
rdma_ah_set_port_num(&attr->alt_ah_attr,
cmd->base.alt_dest.port_num);
if (qp->real_qp == qp) {
if (cmd->base.attr_mask & IB_QP_AV) {
@ -2522,6 +2529,7 @@ ssize_t ib_uverbs_create_ah(struct ib_uverbs_file *file,
struct rdma_ah_attr attr;
int ret;
struct ib_udata udata;
u8 *dmac;
if (out_len < sizeof resp)
return -ENOSPC;
@ -2543,22 +2551,24 @@ ssize_t ib_uverbs_create_ah(struct ib_uverbs_file *file,
goto err;
}
attr.dlid = cmd.attr.dlid;
attr.sl = cmd.attr.sl;
attr.src_path_bits = cmd.attr.src_path_bits;
attr.static_rate = cmd.attr.static_rate;
attr.port_num = cmd.attr.port_num;
memset(&attr.dmac, 0, sizeof(attr.dmac));
rdma_ah_set_dlid(&attr, cmd.attr.dlid);
rdma_ah_set_sl(&attr, cmd.attr.sl);
rdma_ah_set_path_bits(&attr, cmd.attr.src_path_bits);
rdma_ah_set_static_rate(&attr, cmd.attr.static_rate);
rdma_ah_set_port_num(&attr, cmd.attr.port_num);
if (cmd.attr.is_global) {
attr.ah_flags = IB_AH_GRH;
attr.grh.flow_label = cmd.attr.grh.flow_label;
attr.grh.sgid_index = cmd.attr.grh.sgid_index;
attr.grh.hop_limit = cmd.attr.grh.hop_limit;
attr.grh.traffic_class = cmd.attr.grh.traffic_class;
memcpy(attr.grh.dgid.raw, cmd.attr.grh.dgid, 16);
rdma_ah_set_grh(&attr, NULL, cmd.attr.grh.flow_label,
cmd.attr.grh.sgid_index,
cmd.attr.grh.hop_limit,
cmd.attr.grh.traffic_class);
rdma_ah_set_dgid_raw(&attr, cmd.attr.grh.dgid);
} else {
attr.ah_flags = 0;
rdma_ah_set_ah_flags(&attr, 0);
}
dmac = rdma_ah_retrieve_dmac(&attr);
if (dmac)
memset(dmac, 0, ETH_ALEN);
ah = pd->device->create_ah(pd, &attr, &udata);

25
drivers/infiniband/core/uverbs_marshall.c
View File

@ -37,19 +37,22 @@ void ib_copy_ah_attr_to_user(struct ib_uverbs_ah_attr *dst,
struct rdma_ah_attr *src)
{
memset(&dst->grh.reserved, 0, sizeof(dst->grh.reserved));
dst->dlid = src->dlid;
dst->sl = src->sl;
dst->src_path_bits = src->src_path_bits;
dst->static_rate = src->static_rate;
dst->is_global = src->ah_flags & IB_AH_GRH ? 1 : 0;
dst->dlid = rdma_ah_get_dlid(src);
dst->sl = rdma_ah_get_sl(src);
dst->src_path_bits = rdma_ah_get_path_bits(src);
dst->static_rate = rdma_ah_get_static_rate(src);
dst->is_global = rdma_ah_get_ah_flags(src) &
IB_AH_GRH ? 1 : 0;
if (dst->is_global) {
memcpy(dst->grh.dgid, src->grh.dgid.raw, sizeof(src->grh.dgid));
dst->grh.flow_label = src->grh.flow_label;
dst->grh.sgid_index = src->grh.sgid_index;
dst->grh.hop_limit = src->grh.hop_limit;
dst->grh.traffic_class = src->grh.traffic_class;
const struct ib_global_route *grh = rdma_ah_read_grh(src);
memcpy(dst->grh.dgid, grh->dgid.raw, sizeof(grh->dgid));
dst->grh.flow_label = grh->flow_label;
dst->grh.sgid_index = grh->sgid_index;
dst->grh.hop_limit = grh->hop_limit;
dst->grh.traffic_class = grh->traffic_class;
}
dst->port_num = src->port_num;
dst->port_num = rdma_ah_get_port_num(src);
dst->reserved = 0;
}
EXPORT_SYMBOL(ib_copy_ah_attr_to_user);

45
drivers/infiniband/core/verbs.c
View File

@ -525,15 +525,12 @@ int ib_init_ah_from_wc(struct ib_device *device, u8 port_num,
return ret;
}
ah_attr->dlid = wc->slid;
ah_attr->sl = wc->sl;
ah_attr->src_path_bits = wc->dlid_path_bits;
ah_attr->port_num = port_num;
rdma_ah_set_dlid(ah_attr, wc->slid);
rdma_ah_set_sl(ah_attr, wc->sl);
rdma_ah_set_path_bits(ah_attr, wc->dlid_path_bits);
rdma_ah_set_port_num(ah_attr, port_num);
if (wc->wc_flags & IB_WC_GRH) {
ah_attr->ah_flags = IB_AH_GRH;
ah_attr->grh.dgid = sgid;
if (!rdma_cap_eth_ah(device, port_num)) {
if (dgid.global.interface_id != cpu_to_be64(IB_SA_WELL_KNOWN_GUID)) {
ret = ib_find_cached_gid_by_port(device, &dgid,
@ -547,11 +544,12 @@ int ib_init_ah_from_wc(struct ib_device *device, u8 port_num,
}
}
ah_attr->grh.sgid_index = (u8) gid_index;
flow_class = be32_to_cpu(grh->version_tclass_flow);
ah_attr->grh.flow_label = flow_class & 0xFFFFF;
ah_attr->grh.hop_limit = hoplimit;
ah_attr->grh.traffic_class = (flow_class >> 20) & 0xFF;
rdma_ah_set_grh(ah_attr, &sgid,
flow_class & 0xFFFFF,
(u8)gid_index, hoplimit,
(flow_class >> 20) & 0xFF);
}
return 0;
}
@ -1204,15 +1202,18 @@ int ib_resolve_eth_dmac(struct ib_device *device,
struct rdma_ah_attr *ah_attr)
{
int ret = 0;
struct ib_global_route *grh;
if (!rdma_is_port_valid(device, ah_attr->port_num))
if (!rdma_is_port_valid(device, rdma_ah_get_port_num(ah_attr)))
return -EINVAL;
if (!rdma_cap_eth_ah(device, ah_attr->port_num))
if (!rdma_cap_eth_ah(device, rdma_ah_get_port_num(ah_attr)))
return 0;
if (rdma_link_local_addr((struct in6_addr *)ah_attr->grh.dgid.raw)) {
rdma_get_ll_mac((struct in6_addr *)ah_attr->grh.dgid.raw,
grh = rdma_ah_retrieve_grh(ah_attr);
if (rdma_link_local_addr((struct in6_addr *)grh->dgid.raw)) {
rdma_get_ll_mac((struct in6_addr *)grh->dgid.raw,
ah_attr->dmac);
} else {
union ib_gid sgid;
@ -1221,8 +1222,8 @@ int ib_resolve_eth_dmac(struct ib_device *device,
int hop_limit;
ret = ib_query_gid(device,
ah_attr->port_num,
ah_attr->grh.sgid_index,
rdma_ah_get_port_num(ah_attr),
grh->sgid_index,
&sgid, &sgid_attr);
if (ret || !sgid_attr.ndev) {
@ -1233,14 +1234,14 @@ int ib_resolve_eth_dmac(struct ib_device *device,
ifindex = sgid_attr.ndev->ifindex;
ret = rdma_addr_find_l2_eth_by_grh(&sgid,
&ah_attr->grh.dgid,
ah_attr->dmac,
NULL, &ifindex, &hop_limit);
ret =
rdma_addr_find_l2_eth_by_grh(&sgid, &grh->dgid,
ah_attr->dmac,
NULL, &ifindex, &hop_limit);
dev_put(sgid_attr.ndev);
ah_attr->grh.hop_limit = hop_limit;
grh->hop_limit = hop_limit;
}
out:
return ret;

77
drivers/infiniband/hw/bnxt_re/ib_verbs.c
View File

@ -530,13 +530,14 @@ struct ib_ah *bnxt_re_create_ah(struct ib_pd *ib_pd,
struct bnxt_re_pd *pd = container_of(ib_pd, struct bnxt_re_pd, ib_pd);
struct bnxt_re_dev *rdev = pd->rdev;
struct bnxt_re_ah *ah;
const struct ib_global_route *grh = rdma_ah_read_grh(ah_attr);
int rc;
u16 vlan_tag;
u8 nw_type;
struct ib_gid_attr sgid_attr;
if (!(ah_attr->ah_flags & IB_AH_GRH)) {
if (!(rdma_ah_get_ah_flags(ah_attr) & IB_AH_GRH)) {
dev_err(rdev_to_dev(rdev), "Failed to alloc AH: GRH not set");
return ERR_PTR(-EINVAL);
}
@ -548,33 +549,33 @@ struct ib_ah *bnxt_re_create_ah(struct ib_pd *ib_pd,
ah->qplib_ah.pd = &pd->qplib_pd;
/* Supply the configuration for the HW */
memcpy(ah->qplib_ah.dgid.data, ah_attr->grh.dgid.raw,
memcpy(ah->qplib_ah.dgid.data, grh->dgid.raw,
sizeof(union ib_gid));
/*
* If RoCE V2 is enabled, stack will have two entries for
* each GID entry. Avoiding this duplicte entry in HW. Dividing
* the GID index by 2 for RoCE V2
*/
ah->qplib_ah.sgid_index = ah_attr->grh.sgid_index / 2;
ah->qplib_ah.host_sgid_index = ah_attr->grh.sgid_index;
ah->qplib_ah.traffic_class = ah_attr->grh.traffic_class;
ah->qplib_ah.flow_label = ah_attr->grh.flow_label;
ah->qplib_ah.hop_limit = ah_attr->grh.hop_limit;
ah->qplib_ah.sl = ah_attr->sl;
ah->qplib_ah.sgid_index = grh->sgid_index / 2;
ah->qplib_ah.host_sgid_index = grh->sgid_index;
ah->qplib_ah.traffic_class = grh->traffic_class;
ah->qplib_ah.flow_label = grh->flow_label;
ah->qplib_ah.hop_limit = grh->hop_limit;
ah->qplib_ah.sl = rdma_ah_get_sl(ah_attr);
if (ib_pd->uobject &&
!rdma_is_multicast_addr((struct in6_addr *)
ah_attr->grh.dgid.raw) &&
grh->dgid.raw) &&
!rdma_link_local_addr((struct in6_addr *)
ah_attr->grh.dgid.raw)) {
grh->dgid.raw)) {
union ib_gid sgid;
rc = ib_get_cached_gid(&rdev->ibdev, 1,
ah_attr->grh.sgid_index, &sgid,
grh->sgid_index, &sgid,
&sgid_attr);
if (rc) {
dev_err(rdev_to_dev(rdev),
"Failed to query gid at index %d",
ah_attr->grh.sgid_index);
grh->sgid_index);
goto fail;
}
if (sgid_attr.ndev) {
@ -595,7 +596,7 @@ struct ib_ah *bnxt_re_create_ah(struct ib_pd *ib_pd,
ah->qplib_ah.nw_type = CMDQ_CREATE_AH_TYPE_V1;
break;
}
rc = rdma_addr_find_l2_eth_by_grh(&sgid, &ah_attr->grh.dgid,
rc = rdma_addr_find_l2_eth_by_grh(&sgid, &grh->dgid,
ah_attr->dmac, &vlan_tag,
&sgid_attr.ndev->ifindex,
NULL);
@ -643,15 +644,14 @@ int bnxt_re_query_ah(struct ib_ah *ib_ah, struct rdma_ah_attr *ah_attr)
{
struct bnxt_re_ah *ah = container_of(ib_ah, struct bnxt_re_ah, ib_ah);
memcpy(ah_attr->grh.dgid.raw, ah->qplib_ah.dgid.data,
sizeof(union ib_gid));
ah_attr->grh.sgid_index = ah->qplib_ah.host_sgid_index;
ah_attr->grh.traffic_class = ah->qplib_ah.traffic_class;
ah_attr->sl = ah->qplib_ah.sl;
rdma_ah_set_sl(ah_attr, ah->qplib_ah.sl);
memcpy(ah_attr->dmac, ah->qplib_ah.dmac, ETH_ALEN);
ah_attr->ah_flags = IB_AH_GRH;
ah_attr->port_num = 1;
ah_attr->static_rate = 0;
rdma_ah_set_grh(ah_attr, NULL, 0,
ah->qplib_ah.host_sgid_index,
0, ah->qplib_ah.traffic_class);
rdma_ah_set_dgid_raw(ah_attr, ah->qplib_ah.dgid.data);
rdma_ah_set_port_num(ah_attr, 1);
rdma_ah_set_static_rate(ah_attr, 0);
return 0;
}
@ -1258,6 +1258,9 @@ int bnxt_re_modify_qp(struct ib_qp *ib_qp, struct ib_qp_attr *qp_attr,
qp->qplib_qp.qkey = qp_attr->qkey;
}
if (qp_attr_mask & IB_QP_AV) {
const struct ib_global_route *grh =
rdma_ah_read_grh(&qp_attr->ah_attr);
qp->qplib_qp.modify_flags |= CMDQ_MODIFY_QP_MODIFY_MASK_DGID |
CMDQ_MODIFY_QP_MODIFY_MASK_FLOW_LABEL |
CMDQ_MODIFY_QP_MODIFY_MASK_SGID_INDEX |
@ -1265,25 +1268,22 @@ int bnxt_re_modify_qp(struct ib_qp *ib_qp, struct ib_qp_attr *qp_attr,
CMDQ_MODIFY_QP_MODIFY_MASK_TRAFFIC_CLASS |
CMDQ_MODIFY_QP_MODIFY_MASK_DEST_MAC |
CMDQ_MODIFY_QP_MODIFY_MASK_VLAN_ID;
memcpy(qp->qplib_qp.ah.dgid.data, qp_attr->ah_attr.grh.dgid.raw,
memcpy(qp->qplib_qp.ah.dgid.data, grh->dgid.raw,
sizeof(qp->qplib_qp.ah.dgid.data));
qp->qplib_qp.ah.flow_label = qp_attr->ah_attr.grh.flow_label;
qp->qplib_qp.ah.flow_label = grh->flow_label;
/* If RoCE V2 is enabled, stack will have two entries for
* each GID entry. Avoiding this duplicte entry in HW. Dividing
* the GID index by 2 for RoCE V2
*/
qp->qplib_qp.ah.sgid_index =
qp_attr->ah_attr.grh.sgid_index / 2;
qp->qplib_qp.ah.host_sgid_index =
qp_attr->ah_attr.grh.sgid_index;
qp->qplib_qp.ah.hop_limit = qp_attr->ah_attr.grh.hop_limit;
qp->qplib_qp.ah.traffic_class =
qp_attr->ah_attr.grh.traffic_class;
qp->qplib_qp.ah.sl = qp_attr->ah_attr.sl;
qp->qplib_qp.ah.sgid_index = grh->sgid_index / 2;
qp->qplib_qp.ah.host_sgid_index = grh->sgid_index;
qp->qplib_qp.ah.hop_limit = grh->hop_limit;
qp->qplib_qp.ah.traffic_class = grh->traffic_class;
qp->qplib_qp.ah.sl = rdma_ah_get_sl(&qp_attr->ah_attr);
ether_addr_copy(qp->qplib_qp.ah.dmac, qp_attr->ah_attr.dmac);
status = ib_get_cached_gid(&rdev->ibdev, 1,
qp_attr->ah_attr.grh.sgid_index,
grh->sgid_index,
&sgid, &sgid_attr);
if (!status && sgid_attr.ndev) {
memcpy(qp->qplib_qp.smac, sgid_attr.ndev->dev_addr,
@ -1423,13 +1423,12 @@ int bnxt_re_query_qp(struct ib_qp *ib_qp, struct ib_qp_attr *qp_attr,
qp_attr->qp_access_flags = __to_ib_access_flags(qplib_qp.access);
qp_attr->pkey_index = qplib_qp.pkey_index;
qp_attr->qkey = qplib_qp.qkey;
memcpy(qp_attr->ah_attr.grh.dgid.raw, qplib_qp.ah.dgid.data,
sizeof(qplib_qp.ah.dgid.data));
qp_attr->ah_attr.grh.flow_label = qplib_qp.ah.flow_label;
qp_attr->ah_attr.grh.sgid_index = qplib_qp.ah.host_sgid_index;
qp_attr->ah_attr.grh.hop_limit = qplib_qp.ah.hop_limit;
qp_attr->ah_attr.grh.traffic_class = qplib_qp.ah.traffic_class;
qp_attr->ah_attr.sl = qplib_qp.ah.sl;
rdma_ah_set_grh(&qp_attr->ah_attr, NULL, qplib_qp.ah.flow_label,
qplib_qp.ah.host_sgid_index,
qplib_qp.ah.hop_limit,
qplib_qp.ah.traffic_class);
rdma_ah_set_dgid_raw(&qp_attr->ah_attr, qplib_qp.ah.dgid.data);
rdma_ah_set_sl(&qp_attr->ah_attr, qplib_qp.ah.sl);
ether_addr_copy(qp_attr->ah_attr.dmac, qplib_qp.ah.dmac);
qp_attr->path_mtu = __to_ib_mtu(qplib_qp.path_mtu);
qp_attr->timeout = qplib_qp.timeout;

4
drivers/infiniband/hw/hfi1/driver.c
View File

@ -480,12 +480,12 @@ void hfi1_process_ecn_slowpath(struct rvt_qp *qp, struct hfi1_packet *pkt,
(dlid != be16_to_cpu(IB_LID_PERMISSIVE));
break;
case IB_QPT_UC:
rlid = qp->remote_ah_attr.dlid;
rlid = rdma_ah_get_dlid(&qp->remote_ah_attr);
rqpn = qp->remote_qpn;
svc_type = IB_CC_SVCTYPE_UC;
break;
case IB_QPT_RC:
rlid = qp->remote_ah_attr.dlid;
rlid = rdma_ah_get_dlid(&qp->remote_ah_attr);
rqpn = qp->remote_qpn;
svc_type = IB_CC_SVCTYPE_RC;
break;

4
drivers/infiniband/hw/hfi1/mad.c
View File

@ -1166,9 +1166,9 @@ static int __subn_set_opa_portinfo(struct opa_smp *smp, u32 am, u8 *data,
spin_lock_irqsave(&ibp->rvp.lock, flags);
if (ibp->rvp.sm_ah) {
if (smlid != ibp->rvp.sm_lid)
ibp->rvp.sm_ah->attr.dlid = smlid;
rdma_ah_set_dlid(&ibp->rvp.sm_ah->attr, smlid);
if (msl != ibp->rvp.sm_sl)
ibp->rvp.sm_ah->attr.sl = msl;
rdma_ah_set_sl(&ibp->rvp.sm_ah->attr, msl);
}
spin_unlock_irqrestore(&ibp->rvp.lock, flags);
if (smlid != ibp->rvp.sm_lid)

12
drivers/infiniband/hw/hfi1/qp.c
View File

@ -294,7 +294,7 @@ int hfi1_check_send_wqe(struct rvt_qp *qp,
ah = ibah_to_rvtah(wqe->ud_wr.ah);
if (wqe->length > (1 << ah->log_pmtu))
return -EINVAL;
if (ibp->sl_to_sc[ah->attr.sl] == 0xf)
if (ibp->sl_to_sc[rdma_ah_get_sl(&ah->attr)] == 0xf)
return -EINVAL;
default:
break;
@ -631,8 +631,8 @@ void qp_iter_print(struct seq_file *s, struct qp_iter *iter)
qp->s_tail, qp->s_head, qp->s_size,
qp->s_avail,
qp->remote_qpn,
qp->remote_ah_attr.dlid,
qp->remote_ah_attr.sl,
rdma_ah_get_dlid(&qp->remote_ah_attr),
rdma_ah_get_sl(&qp->remote_ah_attr),
qp->pmtu,
qp->s_retry,
qp->s_retry_cnt,
@ -748,7 +748,7 @@ void hfi1_migrate_qp(struct rvt_qp *qp)
qp->s_mig_state = IB_MIG_MIGRATED;
qp->remote_ah_attr = qp->alt_ah_attr;
qp->port_num = qp->alt_ah_attr.port_num;
qp->port_num = rdma_ah_get_port_num(&qp->alt_ah_attr);
qp->s_pkey_index = qp->s_alt_pkey_index;
qp->s_flags |= RVT_S_AHG_CLEAR;
priv->s_sc = ah_to_sc(qp->ibqp.device, &qp->remote_ah_attr);
@ -778,7 +778,7 @@ u32 mtu_from_qp(struct rvt_dev_info *rdi, struct rvt_qp *qp, u32 pmtu)
u8 sc, vl;
ibp = &dd->pport[qp->port_num - 1].ibport_data;
sc = ibp->sl_to_sc[qp->remote_ah_attr.sl];
sc = ibp->sl_to_sc[rdma_ah_get_sl(&qp->remote_ah_attr)];
vl = sc_to_vlt(dd, sc);
mtu = verbs_mtu_enum_to_int(qp->ibqp.device, pmtu);
@ -861,7 +861,7 @@ void hfi1_error_port_qps(struct hfi1_ibport *ibp, u8 sl)
if (qp->port_num == ppd->port &&
(qp->ibqp.qp_type == IB_QPT_UC ||
qp->ibqp.qp_type == IB_QPT_RC) &&
qp->remote_ah_attr.sl == sl &&
rdma_ah_get_sl(&qp->remote_ah_attr) == sl &&
(ib_rvt_state_ops[qp->state] &
RVT_POST_SEND_OK)) {
spin_lock_irq(&qp->r_lock);

24
drivers/infiniband/hw/hfi1/rc.c
View File

@ -274,7 +274,7 @@ int hfi1_make_rc_req(struct rvt_qp *qp, struct hfi1_pkt_state *ps)
goto bail_no_tx;
ohdr = &ps->s_txreq->phdr.hdr.u.oth;
if (qp->remote_ah_attr.ah_flags & IB_AH_GRH)
if (rdma_ah_get_ah_flags(&qp->remote_ah_attr) & IB_AH_GRH)
ohdr = &ps->s_txreq->phdr.hdr.u.l.oth;
/* Sending responses has higher priority over sending requests. */
@ -744,9 +744,10 @@ void hfi1_send_rc_ack(struct hfi1_ctxtdata *rcd, struct rvt_qp *qp,
/* Construct the header */
/* header size in 32-bit words LRH+BTH+AETH = (8+12+4)/4 */
hwords = 6;
if (unlikely(qp->remote_ah_attr.ah_flags & IB_AH_GRH)) {
if (unlikely(rdma_ah_get_ah_flags(&qp->remote_ah_attr) & IB_AH_GRH)) {
hwords += hfi1_make_grh(ibp, &hdr.u.l.grh,
&qp->remote_ah_attr.grh, hwords, 0);
rdma_ah_read_grh(&qp->remote_ah_attr),
hwords, 0);
ohdr = &hdr.u.l.oth;
lrh0 = HFI1_LRH_GRH;
} else {
@ -763,14 +764,16 @@ void hfi1_send_rc_ack(struct hfi1_ctxtdata *rcd, struct rvt_qp *qp,
IB_AETH_CREDIT_SHIFT));
else
ohdr->u.aeth = rvt_compute_aeth(qp);
sc5 = ibp->sl_to_sc[qp->remote_ah_attr.sl];
sc5 = ibp->sl_to_sc[rdma_ah_get_sl(&qp->remote_ah_attr)];
/* set PBC_DC_INFO bit (aka SC[4]) in pbc_flags */
pbc_flags |= ((!!(sc5 & 0x10)) << PBC_DC_INFO_SHIFT);
lrh0 |= (sc5 & 0xf) << 12 | (qp->remote_ah_attr.sl & 0xf) << 4;
lrh0 |= (sc5 & 0xf) << 12 | (rdma_ah_get_sl(&qp->remote_ah_attr)
& 0xf) << 4;
hdr.lrh[0] = cpu_to_be16(lrh0);
hdr.lrh[1] = cpu_to_be16(qp->remote_ah_attr.dlid);
hdr.lrh[1] = cpu_to_be16(rdma_ah_get_dlid(&qp->remote_ah_attr));
hdr.lrh[2] = cpu_to_be16(hwords + SIZE_OF_CRC);
hdr.lrh[3] = cpu_to_be16(ppd->lid | qp->remote_ah_attr.src_path_bits);
hdr.lrh[3] = cpu_to_be16(ppd->lid |
rdma_ah_get_path_bits(&qp->remote_ah_attr));
ohdr->bth[0] = cpu_to_be32(bth0);
ohdr->bth[1] = cpu_to_be32(qp->remote_qpn);
ohdr->bth[1] |= cpu_to_be32((!!is_fecn) << IB_BECN_SHIFT);
@ -1100,10 +1103,11 @@ static struct rvt_swqe *do_rc_completion(struct rvt_qp *qp,
*/
if (ppd->dd->flags & HFI1_HAS_SEND_DMA) {
struct sdma_engine *engine;
u8 sl = rdma_ah_get_sl(&qp->remote_ah_attr);
u8 sc5;
/* For now use sc to find engine */
sc5 = ibp->sl_to_sc[qp->remote_ah_attr.sl];
sc5 = ibp->sl_to_sc[sl];
engine = qp_to_sdma_engine(qp, sc5);
sdma_engine_progress_schedule(engine);
}
@ -2098,7 +2102,7 @@ void hfi1_rc_rcv(struct hfi1_packet *packet)
wc.opcode = IB_WC_RECV;
wc.qp = &qp->ibqp;
wc.src_qp = qp->remote_qpn;
wc.slid = qp->remote_ah_attr.dlid;
wc.slid = rdma_ah_get_dlid(&qp->remote_ah_attr);
/*
* It seems that IB mandates the presence of an SL in a
* work completion only for the UD transport (see section
@ -2110,7 +2114,7 @@ void hfi1_rc_rcv(struct hfi1_packet *packet)
*
* See also OPA Vol. 1, section 9.7.6, and table 9-17.
*/
wc.sl = qp->remote_ah_attr.sl;
wc.sl = rdma_ah_get_sl(&qp->remote_ah_attr);
/* zero fields that are N/A */
wc.vendor_err = 0;
wc.pkey_index = 0;

82
drivers/infiniband/hw/hfi1/ruc.c
View File

@ -219,23 +219,28 @@ int hfi1_ruc_check_hdr(struct hfi1_ibport *ibp, struct ib_header *hdr,
{
__be64 guid;
unsigned long flags;
u8 sc5 = ibp->sl_to_sc[qp->remote_ah_attr.sl];
u8 sc5 = ibp->sl_to_sc[rdma_ah_get_sl(&qp->remote_ah_attr)];
if (qp->s_mig_state == IB_MIG_ARMED && (bth0 & IB_BTH_MIG_REQ)) {
if (!has_grh) {
if (qp->alt_ah_attr.ah_flags & IB_AH_GRH)
if (rdma_ah_get_ah_flags(&qp->alt_ah_attr) &
IB_AH_GRH)
goto err;
} else {
if (!(qp->alt_ah_attr.ah_flags & IB_AH_GRH))
const struct ib_global_route *grh;
if (!(rdma_ah_get_ah_flags(&qp->alt_ah_attr) &
IB_AH_GRH))
goto err;
guid = get_sguid(ibp, qp->alt_ah_attr.grh.sgid_index);
grh = rdma_ah_read_grh(&qp->alt_ah_attr);
guid = get_sguid(ibp, grh->sgid_index);
if (!gid_ok(&hdr->u.l.grh.dgid, ibp->rvp.gid_prefix,
guid))
goto err;
if (!gid_ok(
&hdr->u.l.grh.sgid,
qp->alt_ah_attr.grh.dgid.global.subnet_prefix,
qp->alt_ah_attr.grh.dgid.global.interface_id))
grh->dgid.global.subnet_prefix,
grh->dgid.global.interface_id))
goto err;
}
if (unlikely(rcv_pkey_check(ppd_from_ibp(ibp), (u16)bth0, sc5,
@ -249,28 +254,34 @@ int hfi1_ruc_check_hdr(struct hfi1_ibport *ibp, struct ib_header *hdr,
goto err;
}
/* Validate the SLID. See Ch. 9.6.1.5 and 17.2.8 */
if (ib_get_slid(hdr) != qp->alt_ah_attr.dlid ||
ppd_from_ibp(ibp)->port != qp->alt_ah_attr.port_num)
if (ib_get_slid(hdr) !=
rdma_ah_get_dlid(&qp->alt_ah_attr) ||
ppd_from_ibp(ibp)->port !=
rdma_ah_get_port_num(&qp->alt_ah_attr))
goto err;
spin_lock_irqsave(&qp->s_lock, flags);
hfi1_migrate_qp(qp);
spin_unlock_irqrestore(&qp->s_lock, flags);
} else {
if (!has_grh) {
if (qp->remote_ah_attr.ah_flags & IB_AH_GRH)
if (rdma_ah_get_ah_flags(&qp->remote_ah_attr) &
IB_AH_GRH)
goto err;
} else {
if (!(qp->remote_ah_attr.ah_flags & IB_AH_GRH))
const struct ib_global_route *grh;
if (!(rdma_ah_get_ah_flags(&qp->remote_ah_attr) &
IB_AH_GRH))
goto err;
guid = get_sguid(ibp,
qp->remote_ah_attr.grh.sgid_index);
grh = rdma_ah_read_grh(&qp->remote_ah_attr);
guid = get_sguid(ibp, grh->sgid_index);
if (!gid_ok(&hdr->u.l.grh.dgid, ibp->rvp.gid_prefix,
guid))
goto err;
if (!gid_ok(
&hdr->u.l.grh.sgid,
qp->remote_ah_attr.grh.dgid.global.subnet_prefix,
qp->remote_ah_attr.grh.dgid.global.interface_id))
grh->dgid.global.subnet_prefix,
grh->dgid.global.interface_id))
goto err;
}
if (unlikely(rcv_pkey_check(ppd_from_ibp(ibp), (u16)bth0, sc5,
@ -284,7 +295,8 @@ int hfi1_ruc_check_hdr(struct hfi1_ibport *ibp, struct ib_header *hdr,
goto err;
}
/* Validate the SLID. See Ch. 9.6.1.5 */
if (ib_get_slid(hdr) != qp->remote_ah_attr.dlid ||
if (ib_get_slid(hdr) !=
rdma_ah_get_dlid(&qp->remote_ah_attr) ||
ppd_from_ibp(ibp)->port != qp->port_num)
goto err;
if (qp->s_mig_state == IB_MIG_REARM &&
@ -542,8 +554,8 @@ static void ruc_loopback(struct rvt_qp *sqp)
wc.byte_len = wqe->length;
wc.qp = &qp->ibqp;
wc.src_qp = qp->remote_qpn;
wc.slid = qp->remote_ah_attr.dlid;
wc.sl = qp->remote_ah_attr.sl;
wc.slid = rdma_ah_get_dlid(&qp->remote_ah_attr);
wc.sl = rdma_ah_get_sl(&qp->remote_ah_attr);
wc.port_num = 1;
/* Signal completion event if the solicited bit is set. */
rvt_cq_enter(ibcq_to_rvtcq(qp->ibqp.recv_cq), &wc,
@ -637,7 +649,7 @@ static void ruc_loopback(struct rvt_qp *sqp)
* Return the size of the header in 32 bit words.
*/
u32 hfi1_make_grh(struct hfi1_ibport *ibp, struct ib_grh *hdr,
struct ib_global_route *grh, u32 hwords, u32 nwords)
const struct ib_global_route *grh, u32 hwords, u32 nwords)
{
hdr->version_tclass_flow =
cpu_to_be32((IB_GRH_VERSION << IB_GRH_VERSION_SHIFT) |
@ -731,15 +743,17 @@ void hfi1_make_ruc_header(struct rvt_qp *qp, struct ib_other_headers *ohdr,
extra_bytes = -ps->s_txreq->s_cur_size & 3;
nwords = (ps->s_txreq->s_cur_size + extra_bytes) >> 2;
lrh0 = HFI1_LRH_BTH;
if (unlikely(qp->remote_ah_attr.ah_flags & IB_AH_GRH)) {
qp->s_hdrwords += hfi1_make_grh(ibp,
&ps->s_txreq->phdr.hdr.u.l.grh,
&qp->remote_ah_attr.grh,
qp->s_hdrwords, nwords);
if (unlikely(rdma_ah_get_ah_flags(&qp->remote_ah_attr) & IB_AH_GRH)) {
qp->s_hdrwords +=
hfi1_make_grh(ibp,
&ps->s_txreq->phdr.hdr.u.l.grh,
rdma_ah_read_grh(&qp->remote_ah_attr),
qp->s_hdrwords, nwords);
lrh0 = HFI1_LRH_GRH;
middle = 0;
}
lrh0 |= (priv->s_sc & 0xf) << 12 | (qp->remote_ah_attr.sl & 0xf) << 4;
lrh0 |= (priv->s_sc & 0xf) << 12 |
(rdma_ah_get_sl(&qp->remote_ah_attr) & 0xf) << 4;
/*
* reset s_ahg/AHG fields
*
@ -763,11 +777,13 @@ void hfi1_make_ruc_header(struct rvt_qp *qp, struct ib_other_headers *ohdr,
else
qp->s_flags &= ~RVT_S_AHG_VALID;
ps->s_txreq->phdr.hdr.lrh[0] = cpu_to_be16(lrh0);
ps->s_txreq->phdr.hdr.lrh[1] = cpu_to_be16(qp->remote_ah_attr.dlid);
ps->s_txreq->phdr.hdr.lrh[1] =
cpu_to_be16(rdma_ah_get_dlid(&qp->remote_ah_attr));
ps->s_txreq->phdr.hdr.lrh[2] =
cpu_to_be16(qp->s_hdrwords + nwords + SIZE_OF_CRC);
ps->s_txreq->phdr.hdr.lrh[3] = cpu_to_be16(ppd_from_ibp(ibp)->lid |
qp->remote_ah_attr.src_path_bits);
ps->s_txreq->phdr.hdr.lrh[3] =
cpu_to_be16(ppd_from_ibp(ibp)->lid |
rdma_ah_get_path_bits(&qp->remote_ah_attr));
bth0 |= hfi1_get_pkey(ibp, qp->s_pkey_index);
bth0 |= extra_bytes << 20;
ohdr->bth[0] = cpu_to_be32(bth0);
@ -821,9 +837,9 @@ void hfi1_do_send(struct rvt_qp *qp, bool in_thread)
switch (qp->ibqp.qp_type) {
case IB_QPT_RC:
if (!loopback && ((qp->remote_ah_attr.dlid & ~((1 << ps.ppd->lmc
) - 1)) ==
ps.ppd->lid)) {
if (!loopback && ((rdma_ah_get_dlid(&qp->remote_ah_attr) &
~((1 << ps.ppd->lmc) - 1)) ==
ps.ppd->lid)) {
ruc_loopback(qp);
return;
}
@ -831,9 +847,9 @@ void hfi1_do_send(struct rvt_qp *qp, bool in_thread)
timeout_int = (qp->timeout_jiffies);
break;
case IB_QPT_UC:
if (!loopback && ((qp->remote_ah_attr.dlid & ~((1 << ps.ppd->lmc
) - 1)) ==
ps.ppd->lid)) {
if (!loopback && ((rdma_ah_get_dlid(&qp->remote_ah_attr) &
~((1 << ps.ppd->lmc) - 1)) ==
ps.ppd->lid)) {
ruc_loopback(qp);
return;
}

6
drivers/infiniband/hw/hfi1/uc.c
View File

@ -94,7 +94,7 @@ int hfi1_make_uc_req(struct rvt_qp *qp, struct hfi1_pkt_state *ps)
}
ohdr = &ps->s_txreq->phdr.hdr.u.oth;
if (qp->remote_ah_attr.ah_flags & IB_AH_GRH)
if (rdma_ah_get_ah_flags(&qp->remote_ah_attr) & IB_AH_GRH)
ohdr = &ps->s_txreq->phdr.hdr.u.l.oth;
/* Get the next send request. */
@ -451,7 +451,7 @@ void hfi1_uc_rcv(struct hfi1_packet *packet)
wc.status = IB_WC_SUCCESS;
wc.qp = &qp->ibqp;
wc.src_qp = qp->remote_qpn;
wc.slid = qp->remote_ah_attr.dlid;
wc.slid = rdma_ah_get_dlid(&qp->remote_ah_attr);
/*
* It seems that IB mandates the presence of an SL in a
* work completion only for the UD transport (see section
@ -463,7 +463,7 @@ void hfi1_uc_rcv(struct hfi1_packet *packet)
*
* See also OPA Vol. 1, section 9.7.6, and table 9-17.
*/
wc.sl = qp->remote_ah_attr.sl;
wc.sl = rdma_ah_get_sl(&qp->remote_ah_attr);
/* zero fields that are N/A */
wc.vendor_err = 0;
wc.pkey_index = 0;

51
drivers/infiniband/hw/hfi1/ud.c
View File

@ -103,17 +103,17 @@ static void ud_loopback(struct rvt_qp *sqp, struct rvt_swqe *swqe)
if (qp->ibqp.qp_num > 1) {
u16 pkey;
u16 slid;
u8 sc5 = ibp->sl_to_sc[ah_attr->sl];
u8 sc5 = ibp->sl_to_sc[rdma_ah_get_sl(ah_attr)];
pkey = hfi1_get_pkey(ibp, sqp->s_pkey_index);
slid = ppd->lid | (ah_attr->src_path_bits &
slid = ppd->lid | (rdma_ah_get_path_bits(ah_attr) &
((1 << ppd->lmc) - 1));
if (unlikely(ingress_pkey_check(ppd, pkey, sc5,
qp->s_pkey_index, slid))) {
hfi1_bad_pqkey(ibp, OPA_TRAP_BAD_P_KEY, pkey,
ah_attr->sl,
rdma_ah_get_sl(ah_attr),
sqp->ibqp.qp_num, qp->ibqp.qp_num,
slid, ah_attr->dlid);
slid, rdma_ah_get_dlid(ah_attr));
goto drop;
}
}
@ -131,13 +131,13 @@ static void ud_loopback(struct rvt_qp *sqp, struct rvt_swqe *swqe)
if (unlikely(qkey != qp->qkey)) {
u16 lid;
lid = ppd->lid | (ah_attr->src_path_bits &
lid = ppd->lid | (rdma_ah_get_path_bits(ah_attr) &
((1 << ppd->lmc) - 1));
hfi1_bad_pqkey(ibp, OPA_TRAP_BAD_Q_KEY, qkey,
ah_attr->sl,
rdma_ah_get_sl(ah_attr),
sqp->ibqp.qp_num, qp->ibqp.qp_num,
lid,
ah_attr->dlid);
rdma_ah_get_dlid(ah_attr));
goto drop;
}
}
@ -183,11 +183,11 @@ static void ud_loopback(struct rvt_qp *sqp, struct rvt_swqe *swqe)
goto bail_unlock;
}
if (ah_attr->ah_flags & IB_AH_GRH) {
if (rdma_ah_get_ah_flags(ah_attr) & IB_AH_GRH) {
struct ib_grh grh;
struct ib_global_route grd = ah_attr->grh;
const struct ib_global_route *grd = rdma_ah_read_grh(ah_attr);
hfi1_make_grh(ibp, &grh, &grd, 0, 0);
hfi1_make_grh(ibp, &grh, grd, 0, 0);
hfi1_copy_sge(&qp->r_sge, &grh,
sizeof(grh), true, false);
wc.wc_flags |= IB_WC_GRH;
@ -243,12 +243,13 @@ static void ud_loopback(struct rvt_qp *sqp, struct rvt_swqe *swqe)
} else {
wc.pkey_index = 0;
}
wc.slid = ppd->lid | (ah_attr->src_path_bits & ((1 << ppd->lmc) - 1));
wc.slid = ppd->lid | (rdma_ah_get_path_bits(ah_attr) &
((1 << ppd->lmc) - 1));
/* Check for loopback when the port lid is not set */
if (wc.slid == 0 && sqp->ibqp.qp_type == IB_QPT_GSI)
wc.slid = be16_to_cpu(IB_LID_PERMISSIVE);
wc.sl = ah_attr->sl;
wc.dlid_path_bits = ah_attr->dlid & ((1 << ppd->lmc) - 1);
wc.sl = rdma_ah_get_sl(ah_attr);
wc.dlid_path_bits = rdma_ah_get_dlid(ah_attr) & ((1 << ppd->lmc) - 1);
wc.port_num = qp->port_num;
/* Signal completion event if the solicited bit is set. */
rvt_cq_enter(ibcq_to_rvtcq(qp->ibqp.recv_cq), &wc,
@ -319,9 +320,9 @@ int hfi1_make_ud_req(struct rvt_qp *qp, struct hfi1_pkt_state *ps)
ibp = to_iport(qp->ibqp.device, qp->port_num);
ppd = ppd_from_ibp(ibp);
ah_attr = &ibah_to_rvtah(wqe->ud_wr.ah)->attr;
if (ah_attr->dlid < be16_to_cpu(IB_MULTICAST_LID_BASE) ||
ah_attr->dlid == be16_to_cpu(IB_LID_PERMISSIVE)) {
lid = ah_attr->dlid & ~((1 << ppd->lmc) - 1);
if (rdma_ah_get_dlid(ah_attr) < be16_to_cpu(IB_MULTICAST_LID_BASE) ||
rdma_ah_get_dlid(ah_attr) == be16_to_cpu(IB_LID_PERMISSIVE)) {
lid = rdma_ah_get_dlid(ah_attr) & ~((1 << ppd->lmc) - 1);
if (unlikely(!loopback &&
(lid == ppd->lid ||
(lid == be16_to_cpu(IB_LID_PERMISSIVE) &&
@ -356,7 +357,7 @@ int hfi1_make_ud_req(struct rvt_qp *qp, struct hfi1_pkt_state *ps)
qp->s_hdrwords = 7;
ps->s_txreq->s_cur_size = wqe->length;
ps->s_txreq->ss = &qp->s_sge;
qp->s_srate = ah_attr->static_rate;
qp->s_srate = rdma_ah_get_static_rate(ah_attr);
qp->srate_mbps = ib_rate_to_mbps(qp->s_srate);
qp->s_wqe = wqe;
qp->s_sge.sge = wqe->sg_list[0];
@ -364,11 +365,11 @@ int hfi1_make_ud_req(struct rvt_qp *qp, struct hfi1_pkt_state *ps)
qp->s_sge.num_sge = wqe->wr.num_sge;
qp->s_sge.total_len = wqe->length;
if (ah_attr->ah_flags & IB_AH_GRH) {
if (rdma_ah_get_ah_flags(ah_attr) & IB_AH_GRH) {
/* Header size in 32-bit words. */
qp->s_hdrwords += hfi1_make_grh(ibp,
&ps->s_txreq->phdr.hdr.u.l.grh,
&ah_attr->grh,
rdma_ah_read_grh(ah_attr),
qp->s_hdrwords, nwords);
lrh0 = HFI1_LRH_GRH;
ohdr = &ps->s_txreq->phdr.hdr.u.l.oth;
@ -388,8 +389,8 @@ int hfi1_make_ud_req(struct rvt_qp *qp, struct hfi1_pkt_state *ps)
} else {
bth0 = IB_OPCODE_UD_SEND_ONLY << 24;
}
sc5 = ibp->sl_to_sc[ah_attr->sl];
lrh0 |= (ah_attr->sl & 0xf) << 4;
sc5 = ibp->sl_to_sc[rdma_ah_get_sl(ah_attr)];
lrh0 |= (rdma_ah_get_sl(ah_attr) & 0xf) << 4;
if (qp->ibqp.qp_type == IB_QPT_SMI) {
lrh0 |= 0xF000; /* Set VL (see ch. 13.5.3.1) */
priv->s_sc = 0xf;
@ -402,15 +403,17 @@ int hfi1_make_ud_req(struct rvt_qp *qp, struct hfi1_pkt_state *ps)
priv->s_sendcontext = qp_to_send_context(qp, priv->s_sc);
ps->s_txreq->psc = priv->s_sendcontext;
ps->s_txreq->phdr.hdr.lrh[0] = cpu_to_be16(lrh0);
ps->s_txreq->phdr.hdr.lrh[1] = cpu_to_be16(ah_attr->dlid);
ps->s_txreq->phdr.hdr.lrh[1] =
cpu_to_be16(rdma_ah_get_dlid(ah_attr));
ps->s_txreq->phdr.hdr.lrh[2] =
cpu_to_be16(qp->s_hdrwords + nwords + SIZE_OF_CRC);
if (ah_attr->dlid == be16_to_cpu(IB_LID_PERMISSIVE)) {
if (rdma_ah_get_dlid(ah_attr) == be16_to_cpu(IB_LID_PERMISSIVE)) {
ps->s_txreq->phdr.hdr.lrh[3] = IB_LID_PERMISSIVE;
} else {
lid = ppd->lid;
if (lid) {
lid |= ah_attr->src_path_bits & ((1 << ppd->lmc) - 1);
lid |= rdma_ah_get_path_bits(ah_attr) &
((1 << ppd->lmc) - 1);
ps->s_txreq->phdr.hdr.lrh[3] = cpu_to_be16(lid);
} else {
ps->s_txreq->phdr.hdr.lrh[3] = IB_LID_PERMISSIVE;

20
drivers/infiniband/hw/hfi1/verbs.c
View File

@ -1461,9 +1461,9 @@ static int hfi1_get_guid_be(struct rvt_dev_info *rdi, struct rvt_ibport *rvp,
*/
u8 ah_to_sc(struct ib_device *ibdev, struct rdma_ah_attr *ah)
{
struct hfi1_ibport *ibp = to_iport(ibdev, ah->port_num);
struct hfi1_ibport *ibp = to_iport(ibdev, rdma_ah_get_port_num(ah));
return ibp->sl_to_sc[ah->sl];
return ibp->sl_to_sc[rdma_ah_get_sl(ah)];
}
static int hfi1_check_ah(struct ib_device *ibdev, struct rdma_ah_attr *ah_attr)
@ -1474,9 +1474,9 @@ static int hfi1_check_ah(struct ib_device *ibdev, struct rdma_ah_attr *ah_attr)
u8 sc5;
/* test the mapping for validity */
ibp = to_iport(ibdev, ah_attr->port_num);
ibp = to_iport(ibdev, rdma_ah_get_port_num(ah_attr));
ppd = ppd_from_ibp(ibp);
sc5 = ibp->sl_to_sc[ah_attr->sl];
sc5 = ibp->sl_to_sc[rdma_ah_get_sl(ah_attr)];
dd = dd_from_ppd(ppd);
if (sc_to_vlt(dd, sc5) > num_vls && sc_to_vlt(dd, sc5) != 0xf)
return -EINVAL;
@ -1497,9 +1497,9 @@ static void hfi1_notify_new_ah(struct ib_device *ibdev,
* done being setup. We can however modify things which we need to set.
*/
ibp = to_iport(ibdev, ah_attr->port_num);
ibp = to_iport(ibdev, rdma_ah_get_port_num(ah_attr));
ppd = ppd_from_ibp(ibp);
sc5 = ibp->sl_to_sc[ah->attr.sl];
sc5 = ibp->sl_to_sc[rdma_ah_get_sl(&ah->attr)];
dd = dd_from_ppd(ppd);
ah->vl = sc_to_vlt(dd, sc5);
if (ah->vl < num_vls || ah->vl == 15)
@ -1513,8 +1513,8 @@ struct ib_ah *hfi1_create_qp0_ah(struct hfi1_ibport *ibp, u16 dlid)
struct rvt_qp *qp0;
memset(&attr, 0, sizeof(attr));
attr.dlid = dlid;
attr.port_num = ppd_from_ibp(ibp)->port;
rdma_ah_set_dlid(&attr, dlid);
rdma_ah_set_port_num(&attr, ppd_from_ibp(ibp)->port);
rcu_read_lock();
qp0 = rcu_dereference(ibp->rvp.qp[0]);
if (qp0)
@ -1913,12 +1913,12 @@ void hfi1_cnp_rcv(struct hfi1_packet *packet)
switch (packet->qp->ibqp.qp_type) {
case IB_QPT_UC:
rlid = qp->remote_ah_attr.dlid;
rlid = rdma_ah_get_dlid(&qp->remote_ah_attr);
rqpn = qp->remote_qpn;
svc_type = IB_CC_SVCTYPE_UC;
break;
case IB_QPT_RC:
rlid = qp->remote_ah_attr.dlid;
rlid = rdma_ah_get_dlid(&qp->remote_ah_attr);
rqpn = qp->remote_qpn;
svc_type = IB_CC_SVCTYPE_RC;
break;

2
drivers/infiniband/hw/hfi1/verbs.h
View File

@ -347,7 +347,7 @@ int hfi1_ruc_check_hdr(struct hfi1_ibport *ibp, struct ib_header *hdr,
int has_grh, struct rvt_qp *qp, u32 bth0);
u32 hfi1_make_grh(struct hfi1_ibport *ibp, struct ib_grh *hdr,
struct ib_global_route *grh, u32 hwords, u32 nwords);
const struct ib_global_route *grh, u32 hwords, u32 nwords);
void hfi1_make_ruc_header(struct rvt_qp *qp, struct ib_other_headers *ohdr,
u32 bth0, u32 bth2, int middle,

57
drivers/infiniband/hw/hns/hns_roce_ah.c
View File

@ -49,6 +49,7 @@ struct ib_ah *hns_roce_create_ah(struct ib_pd *ibpd,
struct hns_roce_ah *ah;
u16 vlan_tag = 0xffff;
struct in6_addr in6;
const struct ib_global_route *grh = rdma_ah_read_grh(ah_attr);
union ib_gid sgid;
int ret;
@ -57,15 +58,20 @@ struct ib_ah *hns_roce_create_ah(struct ib_pd *ibpd,
return ERR_PTR(-ENOMEM);
/* Get mac address */
memcpy(&in6, ah_attr->grh.dgid.raw, sizeof(ah_attr->grh.dgid.raw));
if (rdma_is_multicast_addr(&in6))
memcpy(&in6, grh->dgid.raw, sizeof(grh->dgid.raw));
if (rdma_is_multicast_addr(&in6)) {
rdma_get_mcast_mac(&in6, ah->av.mac);
else
memcpy(ah->av.mac, ah_attr->dmac, sizeof(ah_attr->dmac));
} else {
u8 *dmac = rdma_ah_retrieve_dmac(ah_attr);
if (!dmac)
return ERR_PTR(-EINVAL);
memcpy(ah->av.mac, dmac, ETH_ALEN);
}
/* Get source gid */
ret = ib_get_cached_gid(ibpd->device, ah_attr->port_num,
ah_attr->grh.sgid_index, &sgid, &gid_attr);
ret = ib_get_cached_gid(ibpd->device, rdma_ah_get_port_num(ah_attr),
grh->sgid_index, &sgid, &gid_attr);
if (ret) {
dev_err(dev, "get sgid failed! ret = %d\n", ret);
kfree(ah);
@ -79,21 +85,23 @@ struct ib_ah *hns_roce_create_ah(struct ib_pd *ibpd,
}
if (vlan_tag < 0x1000)
vlan_tag |= (ah_attr->sl & HNS_ROCE_VLAN_SL_BIT_MASK) <<
vlan_tag |= (rdma_ah_get_sl(ah_attr) &
HNS_ROCE_VLAN_SL_BIT_MASK) <<
HNS_ROCE_VLAN_SL_SHIFT;
ah->av.port_pd = cpu_to_be32(to_hr_pd(ibpd)->pdn | (ah_attr->port_num <<
ah->av.port_pd = cpu_to_be32(to_hr_pd(ibpd)->pdn |
(rdma_ah_get_port_num(ah_attr) <<
HNS_ROCE_PORT_NUM_SHIFT));
ah->av.gid_index = ah_attr->grh.sgid_index;
ah->av.gid_index = grh->sgid_index;
ah->av.vlan = cpu_to_le16(vlan_tag);
dev_dbg(dev, "gid_index = 0x%x,vlan = 0x%x\n", ah->av.gid_index,
ah->av.vlan);
if (ah_attr->static_rate)
if (rdma_ah_get_static_rate(ah_attr))
ah->av.stat_rate = IB_RATE_10_GBPS;
memcpy(ah->av.dgid, ah_attr->grh.dgid.raw, HNS_ROCE_GID_SIZE);
ah->av.sl_tclass_flowlabel = cpu_to_le32(ah_attr->sl <<
memcpy(ah->av.dgid, grh->dgid.raw, HNS_ROCE_GID_SIZE);
ah->av.sl_tclass_flowlabel = cpu_to_le32(rdma_ah_get_sl(ah_attr) <<
HNS_ROCE_SL_SHIFT);
return &ah->ibah;
@ -105,19 +113,18 @@ int hns_roce_query_ah(struct ib_ah *ibah, struct rdma_ah_attr *ah_attr)
memset(ah_attr, 0, sizeof(*ah_attr));
ah_attr->sl = le32_to_cpu(ah->av.sl_tclass_flowlabel) >>
HNS_ROCE_SL_SHIFT;
ah_attr->port_num = le32_to_cpu(ah->av.port_pd) >>
HNS_ROCE_PORT_NUM_SHIFT;
ah_attr->static_rate = ah->av.stat_rate;
ah_attr->ah_flags = IB_AH_GRH;
ah_attr->grh.traffic_class = le32_to_cpu(ah->av.sl_tclass_flowlabel) >>
HNS_ROCE_TCLASS_SHIFT;
ah_attr->grh.flow_label = le32_to_cpu(ah->av.sl_tclass_flowlabel) &
HNS_ROCE_FLOW_LABLE_MASK;
ah_attr->grh.hop_limit = ah->av.hop_limit;
ah_attr->grh.sgid_index = ah->av.gid_index;
memcpy(ah_attr->grh.dgid.raw, ah->av.dgid, HNS_ROCE_GID_SIZE);
rdma_ah_set_sl(ah_attr, (le32_to_cpu(ah->av.sl_tclass_flowlabel) >>
HNS_ROCE_SL_SHIFT));
rdma_ah_set_port_num(ah_attr, (le32_to_cpu(ah->av.port_pd) >>
HNS_ROCE_PORT_NUM_SHIFT));
rdma_ah_set_static_rate(ah_attr, ah->av.stat_rate);
rdma_ah_set_grh(ah_attr, NULL,
(le32_to_cpu(ah->av.sl_tclass_flowlabel) &
HNS_ROCE_FLOW_LABLE_MASK), ah->av.gid_index,
ah->av.hop_limit,
(le32_to_cpu(ah->av.sl_tclass_flowlabel) >>
HNS_ROCE_TCLASS_SHIFT));
rdma_ah_set_dgid_raw(ah_attr, ah->av.dgid);
return 0;
}

113
drivers/infiniband/hw/hns/hns_roce_hw_v1.c
View File

@ -658,6 +658,7 @@ static int hns_roce_v1_rsv_lp_qp(struct hns_roce_dev *hr_dev)
struct hns_roce_qp *hr_qp;
struct ib_cq *cq;
struct ib_pd *pd;
union ib_gid dgid;
u64 subnet_prefix;
int attr_mask = 0;
int i;
@ -708,12 +709,8 @@ static int hns_roce_v1_rsv_lp_qp(struct hns_roce_dev *hr_dev)
attr.rnr_retry = 7;
attr.timeout = 0x12;
attr.path_mtu = IB_MTU_256;
attr.ah_attr.ah_flags = 1;
attr.ah_attr.static_rate = 3;
attr.ah_attr.grh.sgid_index = 0;
attr.ah_attr.grh.hop_limit = 1;
attr.ah_attr.grh.flow_label = 0;
attr.ah_attr.grh.traffic_class = 0;
rdma_ah_set_grh(&attr.ah_attr, NULL, 0, 0, 1, 0);
rdma_ah_set_static_rate(&attr.ah_attr, 3);
subnet_prefix = cpu_to_be64(0xfe80000000000000LL);
for (i = 0; i < HNS_ROCE_V1_RESV_QP; i++) {
@ -742,24 +739,22 @@ static int hns_roce_v1_rsv_lp_qp(struct hns_roce_dev *hr_dev)
hr_qp->ibqp.recv_cq = cq;
hr_qp->ibqp.send_cq = cq;
attr.ah_attr.port_num = phy_port + 1;
attr.ah_attr.sl = sl;
rdma_ah_set_port_num(&attr.ah_attr, phy_port + 1);
rdma_ah_set_sl(&attr.ah_attr, phy_port + 1);
attr.port_num = phy_port + 1;
attr.dest_qp_num = hr_qp->qpn;
memcpy(attr.ah_attr.dmac, hr_dev->dev_addr[phy_port],
memcpy(rdma_ah_retrieve_dmac(&attr.ah_attr),
hr_dev->dev_addr[phy_port],
MAC_ADDR_OCTET_NUM);
memcpy(attr.ah_attr.grh.dgid.raw,
&subnet_prefix, sizeof(u64));
memcpy(&attr.ah_attr.grh.dgid.raw[8],
hr_dev->dev_addr[phy_port], 3);
memcpy(&attr.ah_attr.grh.dgid.raw[13],
hr_dev->dev_addr[phy_port] + 3, 3);
attr.ah_attr.grh.dgid.raw[11] = 0xff;
attr.ah_attr.grh.dgid.raw[12] = 0xfe;
attr.ah_attr.grh.dgid.raw[8] ^= 2;
memcpy(&dgid.raw, &subnet_prefix, sizeof(u64));
memcpy(&dgid.raw[8], hr_dev->dev_addr[phy_port], 3);
memcpy(&dgid.raw[13], hr_dev->dev_addr[phy_port] + 3, 3);
dgid.raw[11] = 0xff;
dgid.raw[12] = 0xfe;
dgid.raw[8] ^= 2;
rdma_ah_set_dgid_raw(&attr.ah_attr, dgid.raw);
attr_mask |= IB_QP_PORT;
ret = hr_dev->hw->modify_qp(&hr_qp->ibqp, &attr, attr_mask,
@ -2567,6 +2562,7 @@ static int hns_roce_v1_m_qp(struct ib_qp *ibqp, const struct ib_qp_attr *attr,
struct hns_roce_qp *hr_qp = to_hr_qp(ibqp);
struct device *dev = &hr_dev->pdev->dev;
struct hns_roce_qp_context *context;
const struct ib_global_route *grh = rdma_ah_read_grh(&attr->ah_attr);
dma_addr_t dma_handle_2 = 0;
dma_addr_t dma_handle = 0;
uint32_t doorbell[2] = {0};
@ -2575,6 +2571,7 @@ static int hns_roce_v1_m_qp(struct ib_qp *ibqp, const struct ib_qp_attr *attr,
int ret = -EINVAL;
u64 *mtts = NULL;
int port;
u8 port_num;
u8 *dmac;
u8 *smac;
@ -2782,7 +2779,7 @@ static int hns_roce_v1_m_qp(struct ib_qp *ibqp, const struct ib_qp_attr *attr,
roce_set_bit(context->qpc_bytes_32,
QP_CONTEXT_QPC_BYTE_32_GLOBAL_HEADER_S,
attr->ah_attr.ah_flags);
rdma_ah_get_ah_flags(&attr->ah_attr));
roce_set_field(context->qpc_bytes_32,
QP_CONTEXT_QPC_BYTES_32_RESPONDER_RESOURCES_M,
QP_CONTEXT_QPC_BYTES_32_RESPONDER_RESOURCES_S,
@ -2794,12 +2791,13 @@ static int hns_roce_v1_m_qp(struct ib_qp *ibqp, const struct ib_qp_attr *attr,
attr->dest_qp_num);
/* Configure GID index */
port_num = rdma_ah_get_port_num(&attr->ah_attr);
roce_set_field(context->qpc_bytes_36,
QP_CONTEXT_QPC_BYTES_36_SGID_INDEX_M,
QP_CONTEXT_QPC_BYTES_36_SGID_INDEX_S,
hns_get_gid_index(hr_dev,
attr->ah_attr.port_num - 1,
attr->ah_attr.grh.sgid_index));
hns_get_gid_index(hr_dev,
port_num - 1,
grh->sgid_index));
memcpy(&(context->dmac_l), dmac, 4);
@ -2810,26 +2808,26 @@ static int hns_roce_v1_m_qp(struct ib_qp *ibqp, const struct ib_qp_attr *attr,
roce_set_field(context->qpc_bytes_44,
QP_CONTEXT_QPC_BYTES_44_MAXIMUM_STATIC_RATE_M,
QP_CONTEXT_QPC_BYTES_44_MAXIMUM_STATIC_RATE_S,
attr->ah_attr.static_rate);
rdma_ah_get_static_rate(&attr->ah_attr));
roce_set_field(context->qpc_bytes_44,
QP_CONTEXT_QPC_BYTES_44_HOPLMT_M,
QP_CONTEXT_QPC_BYTES_44_HOPLMT_S,
attr->ah_attr.grh.hop_limit);
grh->hop_limit);
roce_set_field(context->qpc_bytes_48,
QP_CONTEXT_QPC_BYTES_48_FLOWLABEL_M,
QP_CONTEXT_QPC_BYTES_48_FLOWLABEL_S,
attr->ah_attr.grh.flow_label);
grh->flow_label);
roce_set_field(context->qpc_bytes_48,
QP_CONTEXT_QPC_BYTES_48_TCLASS_M,
QP_CONTEXT_QPC_BYTES_48_TCLASS_S,
attr->ah_attr.grh.traffic_class);
grh->traffic_class);
roce_set_field(context->qpc_bytes_48,
QP_CONTEXT_QPC_BYTES_48_MTU_M,
QP_CONTEXT_QPC_BYTES_48_MTU_S, attr->path_mtu);
memcpy(context->dgid, attr->ah_attr.grh.dgid.raw,
sizeof(attr->ah_attr.grh.dgid.raw));
memcpy(context->dgid, grh->dgid.raw,
sizeof(grh->dgid.raw));
dev_dbg(dev, "dmac:%x :%lx\n", context->dmac_l,
roce_get_field(context->qpc_bytes_44,
@ -2909,8 +2907,9 @@ static int hns_roce_v1_m_qp(struct ib_qp *ibqp, const struct ib_qp_attr *attr,
hr_qp->phy_port);
roce_set_field(context->qpc_bytes_156,
QP_CONTEXT_QPC_BYTES_156_SL_M,
QP_CONTEXT_QPC_BYTES_156_SL_S, attr->ah_attr.sl);
hr_qp->sl = attr->ah_attr.sl;
QP_CONTEXT_QPC_BYTES_156_SL_S,
rdma_ah_get_sl(&attr->ah_attr));
hr_qp->sl = rdma_ah_get_sl(&attr->ah_attr);
} else if (cur_state == IB_QPS_RTR &&
new_state == IB_QPS_RTS) {
/* If exist optional param, return error */
@ -3021,8 +3020,9 @@ static int hns_roce_v1_m_qp(struct ib_qp *ibqp, const struct ib_qp_attr *attr,
hr_qp->phy_port);
roce_set_field(context->qpc_bytes_156,
QP_CONTEXT_QPC_BYTES_156_SL_M,
QP_CONTEXT_QPC_BYTES_156_SL_S, attr->ah_attr.sl);
hr_qp->sl = attr->ah_attr.sl;
QP_CONTEXT_QPC_BYTES_156_SL_S,
rdma_ah_get_sl(&attr->ah_attr));
hr_qp->sl = rdma_ah_get_sl(&attr->ah_attr);
roce_set_field(context->qpc_bytes_156,
QP_CONTEXT_QPC_BYTES_156_INITIATOR_DEPTH_M,
QP_CONTEXT_QPC_BYTES_156_INITIATOR_DEPTH_S,
@ -3357,28 +3357,33 @@ static int hns_roce_v1_q_qp(struct ib_qp *ibqp, struct ib_qp_attr *qp_attr,
if (hr_qp->ibqp.qp_type == IB_QPT_RC ||
hr_qp->ibqp.qp_type == IB_QPT_UC) {
qp_attr->ah_attr.sl = roce_get_field(context->qpc_bytes_156,
QP_CONTEXT_QPC_BYTES_156_SL_M,
QP_CONTEXT_QPC_BYTES_156_SL_S);
qp_attr->ah_attr.grh.flow_label = roce_get_field(
context->qpc_bytes_48,
QP_CONTEXT_QPC_BYTES_48_FLOWLABEL_M,
QP_CONTEXT_QPC_BYTES_48_FLOWLABEL_S);
qp_attr->ah_attr.grh.sgid_index = roce_get_field(
context->qpc_bytes_36,
QP_CONTEXT_QPC_BYTES_36_SGID_INDEX_M,
QP_CONTEXT_QPC_BYTES_36_SGID_INDEX_S);
qp_attr->ah_attr.grh.hop_limit = roce_get_field(
context->qpc_bytes_44,
QP_CONTEXT_QPC_BYTES_44_HOPLMT_M,
QP_CONTEXT_QPC_BYTES_44_HOPLMT_S);
qp_attr->ah_attr.grh.traffic_class = roce_get_field(
context->qpc_bytes_48,
QP_CONTEXT_QPC_BYTES_48_TCLASS_M,
QP_CONTEXT_QPC_BYTES_48_TCLASS_S);
struct ib_global_route *grh =
rdma_ah_retrieve_grh(&qp_attr->ah_attr);
memcpy(qp_attr->ah_attr.grh.dgid.raw, context->dgid,
sizeof(qp_attr->ah_attr.grh.dgid.raw));
rdma_ah_set_sl(&qp_attr->ah_attr,
roce_get_field(context->qpc_bytes_156,
QP_CONTEXT_QPC_BYTES_156_SL_M,
QP_CONTEXT_QPC_BYTES_156_SL_S));
rdma_ah_set_ah_flags(&qp_attr->ah_attr, IB_AH_GRH);
grh->flow_label =
roce_get_field(context->qpc_bytes_48,
QP_CONTEXT_QPC_BYTES_48_FLOWLABEL_M,
QP_CONTEXT_QPC_BYTES_48_FLOWLABEL_S);
grh->sgid_index =
roce_get_field(context->qpc_bytes_36,
QP_CONTEXT_QPC_BYTES_36_SGID_INDEX_M,
QP_CONTEXT_QPC_BYTES_36_SGID_INDEX_S);
grh->hop_limit =
roce_get_field(context->qpc_bytes_44,
QP_CONTEXT_QPC_BYTES_44_HOPLMT_M,
QP_CONTEXT_QPC_BYTES_44_HOPLMT_S);
grh->traffic_class =
roce_get_field(context->qpc_bytes_48,
QP_CONTEXT_QPC_BYTES_48_TCLASS_M,
QP_CONTEXT_QPC_BYTES_48_TCLASS_S);
memcpy(grh->dgid.raw, context->dgid,
sizeof(grh->dgid.raw));
}
qp_attr->pkey_index = roce_get_field(context->qpc_bytes_12,

113
drivers/infiniband/hw/mlx4/ah.c
View File

@ -46,25 +46,32 @@ static struct ib_ah *create_ib_ah(struct ib_pd *pd,
{
struct mlx4_dev *dev = to_mdev(pd->device)->dev;
ah->av.ib.port_pd = cpu_to_be32(to_mpd(pd)->pdn | (ah_attr->port_num << 24));
ah->av.ib.g_slid = ah_attr->src_path_bits;
ah->av.ib.sl_tclass_flowlabel = cpu_to_be32(ah_attr->sl << 28);
if (ah_attr->ah_flags & IB_AH_GRH) {
ah->av.ib.port_pd = cpu_to_be32(to_mpd(pd)->pdn |
(rdma_ah_get_port_num(ah_attr) << 24));
ah->av.ib.g_slid = rdma_ah_get_path_bits(ah_attr);
ah->av.ib.sl_tclass_flowlabel =
cpu_to_be32(rdma_ah_get_sl(ah_attr) << 28);
if (rdma_ah_get_ah_flags(ah_attr) & IB_AH_GRH) {
const struct ib_global_route *grh = rdma_ah_read_grh(ah_attr);
ah->av.ib.g_slid |= 0x80;
ah->av.ib.gid_index = ah_attr->grh.sgid_index;
ah->av.ib.hop_limit = ah_attr->grh.hop_limit;
ah->av.ib.gid_index = grh->sgid_index;
ah->av.ib.hop_limit = grh->hop_limit;
ah->av.ib.sl_tclass_flowlabel |=
cpu_to_be32((ah_attr->grh.traffic_class << 20) |
ah_attr->grh.flow_label);
memcpy(ah->av.ib.dgid, ah_attr->grh.dgid.raw, 16);
cpu_to_be32((grh->traffic_class << 20) |
grh->flow_label);
memcpy(ah->av.ib.dgid, grh->dgid.raw, 16);
}
ah->av.ib.dlid = cpu_to_be16(ah_attr->dlid);
if (ah_attr->static_rate) {
ah->av.ib.stat_rate = ah_attr->static_rate + MLX4_STAT_RATE_OFFSET;
while (ah->av.ib.stat_rate > IB_RATE_2_5_GBPS + MLX4_STAT_RATE_OFFSET &&
!(1 << ah->av.ib.stat_rate & dev->caps.stat_rate_support))
--ah->av.ib.stat_rate;
ah->av.ib.dlid = cpu_to_be16(rdma_ah_get_dlid(ah_attr));
if (rdma_ah_get_static_rate(ah_attr)) {
u8 static_rate = rdma_ah_get_static_rate(ah_attr) +
MLX4_STAT_RATE_OFFSET;
while (static_rate > IB_RATE_2_5_GBPS + MLX4_STAT_RATE_OFFSET &&
!(1 << static_rate & dev->caps.stat_rate_support))
--static_rate;
ah->av.ib.stat_rate = static_rate;
}
return &ah->ibah;
@ -81,17 +88,18 @@ static struct ib_ah *create_iboe_ah(struct ib_pd *pd,
u16 vlan_tag = 0xffff;
union ib_gid sgid;
struct ib_gid_attr gid_attr;
const struct ib_global_route *grh = rdma_ah_read_grh(ah_attr);
int ret;
memcpy(&in6, ah_attr->grh.dgid.raw, sizeof(in6));
memcpy(&in6, grh->dgid.raw, sizeof(in6));
if (rdma_is_multicast_addr(&in6)) {
is_mcast = 1;
rdma_get_mcast_mac(&in6, ah->av.eth.mac);
} else {
memcpy(ah->av.eth.mac, ah_attr->dmac, ETH_ALEN);
}
ret = ib_get_cached_gid(pd->device, ah_attr->port_num,
ah_attr->grh.sgid_index, &sgid, &gid_attr);
ret = ib_get_cached_gid(pd->device, rdma_ah_get_port_num(ah_attr),
grh->sgid_index, &sgid, &gid_attr);
if (ret)
return ERR_PTR(ret);
eth_zero_addr(ah->av.eth.s_mac);
@ -102,32 +110,36 @@ static struct ib_ah *create_iboe_ah(struct ib_pd *pd,
dev_put(gid_attr.ndev);
}
if (vlan_tag < 0x1000)
vlan_tag |= (ah_attr->sl & 7) << 13;
ah->av.eth.port_pd = cpu_to_be32(to_mpd(pd)->pdn | (ah_attr->port_num << 24));
ret = mlx4_ib_gid_index_to_real_index(ibdev, ah_attr->port_num, ah_attr->grh.sgid_index);
vlan_tag |= (rdma_ah_get_sl(ah_attr) & 7) << 13;
ah->av.eth.port_pd = cpu_to_be32(to_mpd(pd)->pdn |
(rdma_ah_get_port_num(ah_attr) << 24));
ret = mlx4_ib_gid_index_to_real_index(ibdev,
rdma_ah_get_port_num(ah_attr),
grh->sgid_index);
if (ret < 0)
return ERR_PTR(ret);
ah->av.eth.gid_index = ret;
ah->av.eth.vlan = cpu_to_be16(vlan_tag);
ah->av.eth.hop_limit = ah_attr->grh.hop_limit;
if (ah_attr->static_rate) {
ah->av.eth.stat_rate = ah_attr->static_rate + MLX4_STAT_RATE_OFFSET;
ah->av.eth.hop_limit = grh->hop_limit;
if (rdma_ah_get_static_rate(ah_attr)) {
ah->av.eth.stat_rate = rdma_ah_get_static_rate(ah_attr) +
MLX4_STAT_RATE_OFFSET;
while (ah->av.eth.stat_rate > IB_RATE_2_5_GBPS + MLX4_STAT_RATE_OFFSET &&
!(1 << ah->av.eth.stat_rate & dev->caps.stat_rate_support))
--ah->av.eth.stat_rate;
}
ah->av.eth.sl_tclass_flowlabel |=
cpu_to_be32((ah_attr->grh.traffic_class << 20) |
ah_attr->grh.flow_label);
cpu_to_be32((grh->traffic_class << 20) |
grh->flow_label);
/*
* HW requires multicast LID so we just choose one.
*/
if (is_mcast)
ah->av.ib.dlid = cpu_to_be16(0xc000);
memcpy(ah->av.eth.dgid, ah_attr->grh.dgid.raw, 16);
ah->av.eth.sl_tclass_flowlabel |= cpu_to_be32(ah_attr->sl << 29);
memcpy(ah->av.eth.dgid, grh->dgid.raw, 16);
ah->av.eth.sl_tclass_flowlabel |= cpu_to_be32(rdma_ah_get_sl(ah_attr)
<< 29);
return &ah->ibah;
}
@ -142,8 +154,10 @@ struct ib_ah *mlx4_ib_create_ah(struct ib_pd *pd, struct rdma_ah_attr *ah_attr,
if (!ah)
return ERR_PTR(-ENOMEM);
if (rdma_port_get_link_layer(pd->device, ah_attr->port_num) == IB_LINK_LAYER_ETHERNET) {
if (!(ah_attr->ah_flags & IB_AH_GRH)) {
if (rdma_port_get_link_layer(pd->device,
rdma_ah_get_port_num(ah_attr)) ==
IB_LINK_LAYER_ETHERNET) {
if (!(rdma_ah_get_ah_flags(ah_attr) & IB_AH_GRH)) {
ret = ERR_PTR(-EINVAL);
} else {
/*
@ -171,28 +185,35 @@ int mlx4_ib_query_ah(struct ib_ah *ibah, struct rdma_ah_attr *ah_attr)
enum rdma_link_layer ll;
memset(ah_attr, 0, sizeof *ah_attr);
ah_attr->port_num = be32_to_cpu(ah->av.ib.port_pd) >> 24;
ll = rdma_port_get_link_layer(ibah->device, ah_attr->port_num);
rdma_ah_set_port_num(ah_attr,
be32_to_cpu(ah->av.ib.port_pd) >> 24);
ll = rdma_port_get_link_layer(ibah->device,
rdma_ah_get_port_num(ah_attr));
if (ll == IB_LINK_LAYER_ETHERNET)
ah_attr->sl = be32_to_cpu(ah->av.eth.sl_tclass_flowlabel) >> 29;
rdma_ah_set_sl(ah_attr,
be32_to_cpu(ah->av.eth.sl_tclass_flowlabel)
>> 29);
else
ah_attr->sl = be32_to_cpu(ah->av.ib.sl_tclass_flowlabel) >> 28;
rdma_ah_set_sl(ah_attr,
be32_to_cpu(ah->av.ib.sl_tclass_flowlabel)
>> 28);
ah_attr->dlid = ll == IB_LINK_LAYER_INFINIBAND ? be16_to_cpu(ah->av.ib.dlid) : 0;
rdma_ah_set_dlid(ah_attr, (ll == IB_LINK_LAYER_INFINIBAND) ?
be16_to_cpu(ah->av.ib.dlid) : 0);
if (ah->av.ib.stat_rate)
ah_attr->static_rate = ah->av.ib.stat_rate - MLX4_STAT_RATE_OFFSET;
ah_attr->src_path_bits = ah->av.ib.g_slid & 0x7F;
rdma_ah_set_static_rate(ah_attr,
ah->av.ib.stat_rate -
MLX4_STAT_RATE_OFFSET);
rdma_ah_set_path_bits(ah_attr, ah->av.ib.g_slid & 0x7F);
if (mlx4_ib_ah_grh_present(ah)) {
ah_attr->ah_flags = IB_AH_GRH;
u32 tc_fl = be32_to_cpu(ah->av.ib.sl_tclass_flowlabel);
ah_attr->grh.traffic_class =
be32_to_cpu(ah->av.ib.sl_tclass_flowlabel) >> 20;
ah_attr->grh.flow_label =
be32_to_cpu(ah->av.ib.sl_tclass_flowlabel) & 0xfffff;
ah_attr->grh.hop_limit = ah->av.ib.hop_limit;
ah_attr->grh.sgid_index = ah->av.ib.gid_index;
memcpy(ah_attr->grh.dgid.raw, ah->av.ib.dgid, 16);
rdma_ah_set_grh(ah_attr, NULL,
tc_fl & 0xfffff, ah->av.ib.gid_index,
ah->av.ib.hop_limit,
tc_fl >> 20);
rdma_ah_set_dgid_raw(ah_attr, ah->av.ib.dgid);
}
return 0;

43
drivers/infiniband/hw/mlx4/mad.c
View File

@ -196,9 +196,9 @@ static void update_sm_ah(struct mlx4_ib_dev *dev, u8 port_num, u16 lid, u8 sl)
return;
memset(&ah_attr, 0, sizeof ah_attr);
ah_attr.dlid = lid;
ah_attr.sl = sl;
ah_attr.port_num = port_num;
rdma_ah_set_dlid(&ah_attr, lid);
rdma_ah_set_sl(&ah_attr, sl);
rdma_ah_set_port_num(&ah_attr, port_num);
new_ah = rdma_create_ah(dev->send_agent[port_num - 1][0]->qp->pd,
&ah_attr);
@ -555,13 +555,15 @@ int mlx4_ib_send_to_slave(struct mlx4_ib_dev *dev, int slave, u8 port,
/* create ah. Just need an empty one with the port num for the post send.
* The driver will set the force loopback bit in post_send */
memset(&attr, 0, sizeof attr);
attr.port_num = port;
rdma_ah_set_port_num(&attr, port);
if (is_eth) {
union ib_gid sgid;
union ib_gid dgid;
if (get_gids_from_l3_hdr(grh, &sgid, &attr.grh.dgid))
if (get_gids_from_l3_hdr(grh, &sgid, &dgid))
return -EINVAL;
attr.ah_flags = IB_AH_GRH;
rdma_ah_set_grh(&attr, &dgid, 0, 0, 0, 0);
}
ah = rdma_create_ah(tun_ctx->pd, &attr);
if (IS_ERR(ah))
@ -1363,6 +1365,7 @@ int mlx4_ib_send_to_wire(struct mlx4_ib_dev *dev, int slave, u8 port,
struct mlx4_mad_snd_buf *sqp_mad;
struct ib_ah *ah;
struct ib_qp *send_qp = NULL;
struct ib_global_route *grh;
unsigned wire_tx_ix = 0;
int ret = 0;
u16 wire_pkey_ix;
@ -1389,12 +1392,13 @@ int mlx4_ib_send_to_wire(struct mlx4_ib_dev *dev, int slave, u8 port,
send_qp = sqp->qp;
/* create ah */
sgid_index = attr->grh.sgid_index;
attr->grh.sgid_index = 0;
grh = rdma_ah_retrieve_grh(attr);
sgid_index = grh->sgid_index;
grh->sgid_index = 0;
ah = rdma_create_ah(sqp_ctx->pd, attr);
if (IS_ERR(ah))
return -ENOMEM;
attr->grh.sgid_index = sgid_index;
grh->sgid_index = sgid_index;
to_mah(ah)->av.ib.gid_index = sgid_index;
/* get rid of force-loopback bit */
to_mah(ah)->av.ib.port_pd &= cpu_to_be32(0x7FFFFFFF);
@ -1442,7 +1446,7 @@ int mlx4_ib_send_to_wire(struct mlx4_ib_dev *dev, int slave, u8 port,
if (s_mac)
memcpy(to_mah(ah)->av.eth.s_mac, s_mac, 6);
if (vlan_id < 0x1000)
vlan_id |= (attr->sl & 7) << 13;
vlan_id |= (rdma_ah_get_sl(attr) & 7) << 13;
to_mah(ah)->av.eth.vlan = cpu_to_be16(vlan_id);
@ -1469,10 +1473,11 @@ static int get_slave_base_gid_ix(struct mlx4_ib_dev *dev, int slave, int port)
static void fill_in_real_sgid_index(struct mlx4_ib_dev *dev, int slave, int port,
struct rdma_ah_attr *ah_attr)
{
struct ib_global_route *grh = rdma_ah_retrieve_grh(ah_attr);
if (rdma_port_get_link_layer(&dev->ib_dev, port) == IB_LINK_LAYER_INFINIBAND)
ah_attr->grh.sgid_index = slave;
grh->sgid_index = slave;
else
ah_attr->grh.sgid_index += get_slave_base_gid_ix(dev, slave, port);
grh->sgid_index += get_slave_base_gid_ix(dev, slave, port);
}
static void mlx4_ib_multiplex_mad(struct mlx4_ib_demux_pv_ctx *ctx, struct ib_wc *wc)
@ -1487,6 +1492,8 @@ static void mlx4_ib_multiplex_mad(struct mlx4_ib_demux_pv_ctx *ctx, struct ib_wc
int slave;
int port;
u16 vlan_id;
u8 qos;
u8 *dmac;
/* Get slave that sent this packet */
if (wc->src_qp < dev->dev->phys_caps.base_proxy_sqpn ||
@ -1571,14 +1578,16 @@ static void mlx4_ib_multiplex_mad(struct mlx4_ib_demux_pv_ctx *ctx, struct ib_wc
ah.av.ib.port_pd = cpu_to_be32(port << 24 | (be32_to_cpu(ah.av.ib.port_pd) & 0xffffff));
mlx4_ib_query_ah(&ah.ibah, &ah_attr);
if (ah_attr.ah_flags & IB_AH_GRH)
if (rdma_ah_get_ah_flags(&ah_attr) & IB_AH_GRH)
fill_in_real_sgid_index(dev, slave, ctx->port, &ah_attr);
memcpy(ah_attr.dmac, tunnel->hdr.mac, 6);
dmac = rdma_ah_retrieve_dmac(&ah_attr);
if (dmac)
memcpy(dmac, tunnel->hdr.mac, ETH_ALEN);
vlan_id = be16_to_cpu(tunnel->hdr.vlan);
/* if slave have default vlan use it */
mlx4_get_slave_default_vlan(dev->dev, ctx->port, slave,
&vlan_id, &ah_attr.sl);
if (mlx4_get_slave_default_vlan(dev->dev, ctx->port, slave,
&vlan_id, &qos))
rdma_ah_set_sl(&ah_attr, qos);
mlx4_ib_send_to_wire(dev, slave, ctx->port,
is_proxy_qp0(dev, wc->src_qp, slave) ?

2
drivers/infiniband/hw/mlx4/mcg.c
View File

@ -244,7 +244,7 @@ static int send_mad_to_slave(int slave, struct mlx4_ib_demux_ctx *ctx,
wc.sl = 0;
wc.dlid_path_bits = 0;
wc.port_num = ctx->port;
wc.slid = ah_attr.dlid; /* opensm lid */
wc.slid = rdma_ah_get_dlid(&ah_attr); /* opensm lid */
wc.src_qp = 1;
return mlx4_ib_send_to_slave(dev, slave, ctx->port, IB_QPT_GSI, &wc, NULL, mad);
}

92
drivers/infiniband/hw/mlx4/qp.c
View File

@ -1394,21 +1394,22 @@ static int _mlx4_set_path(struct mlx4_ib_dev *dev,
int smac_index;
int err;
path->grh_mylmc = ah->src_path_bits & 0x7f;
path->rlid = cpu_to_be16(ah->dlid);
if (ah->static_rate) {
path->static_rate = ah->static_rate + MLX4_STAT_RATE_OFFSET;
path->grh_mylmc = rdma_ah_get_path_bits(ah) & 0x7f;
path->rlid = cpu_to_be16(rdma_ah_get_dlid(ah));
if (rdma_ah_get_static_rate(ah)) {
path->static_rate = rdma_ah_get_static_rate(ah) +
MLX4_STAT_RATE_OFFSET;
while (path->static_rate > IB_RATE_2_5_GBPS + MLX4_STAT_RATE_OFFSET &&
!(1 << path->static_rate & dev->dev->caps.stat_rate_support))
--path->static_rate;
} else
path->static_rate = 0;
if (ah->ah_flags & IB_AH_GRH) {
int real_sgid_index = mlx4_ib_gid_index_to_real_index(dev,
port,
ah->grh.sgid_index);
if (rdma_ah_get_ah_flags(ah) & IB_AH_GRH) {
const struct ib_global_route *grh = rdma_ah_read_grh(ah);
int real_sgid_index =
mlx4_ib_gid_index_to_real_index(dev, port,
grh->sgid_index);
if (real_sgid_index >= dev->dev->caps.gid_table_len[port]) {
pr_err("sgid_index (%u) too large. max is %d\n",
@ -1418,19 +1419,19 @@ static int _mlx4_set_path(struct mlx4_ib_dev *dev,
path->grh_mylmc |= 1 << 7;
path->mgid_index = real_sgid_index;
path->hop_limit = ah->grh.hop_limit;
path->hop_limit = grh->hop_limit;
path->tclass_flowlabel =
cpu_to_be32((ah->grh.traffic_class << 20) |
(ah->grh.flow_label));
memcpy(path->rgid, ah->grh.dgid.raw, 16);
cpu_to_be32((grh->traffic_class << 20) |
(grh->flow_label));
memcpy(path->rgid, grh->dgid.raw, 16);
}
if (is_eth) {
if (!(ah->ah_flags & IB_AH_GRH))
if (!(rdma_ah_get_ah_flags(ah) & IB_AH_GRH))
return -1;
path->sched_queue = MLX4_IB_DEFAULT_SCHED_QUEUE |
((port - 1) << 6) | ((ah->sl & 7) << 3);
((port - 1) << 6) | ((rdma_ah_get_sl(ah) & 7) << 3);
path->feup |= MLX4_FEUP_FORCE_ETH_UP;
if (vlan_tag < 0x1000) {
@ -1489,14 +1490,13 @@ static int _mlx4_set_path(struct mlx4_ib_dev *dev,
} else {
smac_index = smac_info->smac_index;
}
memcpy(path->dmac, ah->dmac, 6);
path->ackto = MLX4_IB_LINK_TYPE_ETH;
/* put MAC table smac index for IBoE */
path->grh_mylmc = (u8) (smac_index) | 0x80;
} else {
path->sched_queue = MLX4_IB_DEFAULT_SCHED_QUEUE |
((port - 1) << 6) | ((ah->sl & 0xf) << 2);
((port - 1) << 6) | ((rdma_ah_get_sl(ah) & 0xf) << 2);
}
return 0;
@ -1768,11 +1768,13 @@ static int __mlx4_ib_modify_qp(struct ib_qp *ibqp,
u16 vlan = 0xffff;
u8 smac[ETH_ALEN];
int status = 0;
int is_eth = rdma_cap_eth_ah(&dev->ib_dev, port_num) &&
attr->ah_attr.ah_flags & IB_AH_GRH;
int is_eth =
rdma_cap_eth_ah(&dev->ib_dev, port_num) &&
rdma_ah_get_ah_flags(&attr->ah_attr) & IB_AH_GRH;
if (is_eth && attr->ah_attr.ah_flags & IB_AH_GRH) {
int index = attr->ah_attr.grh.sgid_index;
if (is_eth) {
int index =
rdma_ah_read_grh(&attr->ah_attr)->sgid_index;
status = ib_get_cached_gid(ibqp->device, port_num,
index, &gid, &gid_attr);
@ -3396,39 +3398,40 @@ static int to_ib_qp_access_flags(int mlx4_flags)
}
static void to_rdma_ah_attr(struct mlx4_ib_dev *ibdev,
struct rdma_ah_attr *ib_ah_attr,
struct rdma_ah_attr *ah_attr,
struct mlx4_qp_path *path)
{
struct mlx4_dev *dev = ibdev->dev;
int is_eth;
u8 port_num = path->sched_queue & 0x40 ? 2 : 1;
memset(ib_ah_attr, 0, sizeof *ib_ah_attr);
ib_ah_attr->port_num = path->sched_queue & 0x40 ? 2 : 1;
memset(ah_attr, 0, sizeof(*ah_attr));
rdma_ah_set_port_num(ah_attr, port_num);
if (ib_ah_attr->port_num == 0 || ib_ah_attr->port_num > dev->caps.num_ports)
if (port_num == 0 || port_num > dev->caps.num_ports)
return;
is_eth = rdma_port_get_link_layer(&ibdev->ib_dev, ib_ah_attr->port_num) ==
IB_LINK_LAYER_ETHERNET;
is_eth = rdma_port_get_link_layer(&ibdev->ib_dev,
rdma_ah_get_port_num(ah_attr)) ==
IB_LINK_LAYER_ETHERNET;
if (is_eth)
ib_ah_attr->sl = ((path->sched_queue >> 3) & 0x7) |
((path->sched_queue & 4) << 1);
rdma_ah_set_sl(ah_attr, ((path->sched_queue >> 3) & 0x7) |
((path->sched_queue & 4) << 1));
else
ib_ah_attr->sl = (path->sched_queue >> 2) & 0xf;
rdma_ah_set_sl(ah_attr, (path->sched_queue >> 2) & 0xf);
ib_ah_attr->dlid = be16_to_cpu(path->rlid);
ib_ah_attr->src_path_bits = path->grh_mylmc & 0x7f;
ib_ah_attr->static_rate = path->static_rate ? path->static_rate - 5 : 0;
ib_ah_attr->ah_flags = (path->grh_mylmc & (1 << 7)) ? IB_AH_GRH : 0;
if (ib_ah_attr->ah_flags) {
ib_ah_attr->grh.sgid_index = path->mgid_index;
ib_ah_attr->grh.hop_limit = path->hop_limit;
ib_ah_attr->grh.traffic_class =
(be32_to_cpu(path->tclass_flowlabel) >> 20) & 0xff;
ib_ah_attr->grh.flow_label =
be32_to_cpu(path->tclass_flowlabel) & 0xfffff;
memcpy(ib_ah_attr->grh.dgid.raw,
path->rgid, sizeof ib_ah_attr->grh.dgid.raw);
rdma_ah_set_dlid(ah_attr, be16_to_cpu(path->rlid));
rdma_ah_set_path_bits(ah_attr, path->grh_mylmc & 0x7f);
rdma_ah_set_static_rate(ah_attr,
path->static_rate ? path->static_rate - 5 : 0);
if (path->grh_mylmc & (1 << 7)) {
rdma_ah_set_grh(ah_attr, NULL,
be32_to_cpu(path->tclass_flowlabel) & 0xfffff,
path->mgid_index,
path->hop_limit,
(be32_to_cpu(path->tclass_flowlabel)
>> 20) & 0xff);
rdma_ah_set_dgid_raw(ah_attr, path->rgid);
}
}
@ -3472,7 +3475,8 @@ int mlx4_ib_query_qp(struct ib_qp *ibqp, struct ib_qp_attr *qp_attr, int qp_attr
to_rdma_ah_attr(dev, &qp_attr->ah_attr, &context.pri_path);
to_rdma_ah_attr(dev, &qp_attr->alt_ah_attr, &context.alt_path);
qp_attr->alt_pkey_index = context.alt_path.pkey_index & 0x7f;
qp_attr->alt_port_num = qp_attr->alt_ah_attr.port_num;
qp_attr->alt_port_num =
rdma_ah_get_port_num(&qp_attr->alt_ah_attr);
}
qp_attr->pkey_index = context.pri_path.pkey_index & 0x7f;

54
drivers/infiniband/hw/mlx5/ah.c
View File

@ -37,28 +37,30 @@ static struct ib_ah *create_ib_ah(struct mlx5_ib_dev *dev,
struct rdma_ah_attr *ah_attr,
enum rdma_link_layer ll)
{
if (ah_attr->ah_flags & IB_AH_GRH) {
memcpy(ah->av.rgid, &ah_attr->grh.dgid, 16);
ah->av.grh_gid_fl = cpu_to_be32(ah_attr->grh.flow_label |
if (rdma_ah_get_ah_flags(ah_attr) & IB_AH_GRH) {
const struct ib_global_route *grh = rdma_ah_read_grh(ah_attr);
memcpy(ah->av.rgid, &grh->dgid, 16);
ah->av.grh_gid_fl = cpu_to_be32(grh->flow_label |
(1 << 30) |
ah_attr->grh.sgid_index << 20);
ah->av.hop_limit = ah_attr->grh.hop_limit;
ah->av.tclass = ah_attr->grh.traffic_class;
grh->sgid_index << 20);
ah->av.hop_limit = grh->hop_limit;
ah->av.tclass = grh->traffic_class;
}
ah->av.stat_rate_sl = (ah_attr->static_rate << 4);
ah->av.stat_rate_sl = (rdma_ah_get_static_rate(ah_attr) << 4);
if (ll == IB_LINK_LAYER_ETHERNET) {
memcpy(ah->av.rmac, ah_attr->dmac, sizeof(ah_attr->dmac));
ah->av.udp_sport =
mlx5_get_roce_udp_sport(dev,
ah_attr->port_num,
ah_attr->grh.sgid_index);
ah->av.stat_rate_sl |= (ah_attr->sl & 0x7) << 1;
mlx5_get_roce_udp_sport(dev,
rdma_ah_get_port_num(ah_attr),
rdma_ah_read_grh(ah_attr)->sgid_index);
ah->av.stat_rate_sl |= (rdma_ah_get_sl(ah_attr) & 0x7) << 1;
} else {
ah->av.rlid = cpu_to_be16(ah_attr->dlid);
ah->av.fl_mlid = ah_attr->src_path_bits & 0x7f;
ah->av.stat_rate_sl |= (ah_attr->sl & 0xf);
ah->av.rlid = cpu_to_be16(rdma_ah_get_dlid(ah_attr));
ah->av.fl_mlid = rdma_ah_get_path_bits(ah_attr) & 0x7f;
ah->av.stat_rate_sl |= (rdma_ah_get_sl(ah_attr) & 0xf);
}
return &ah->ibah;
@ -72,9 +74,11 @@ struct ib_ah *mlx5_ib_create_ah(struct ib_pd *pd, struct rdma_ah_attr *ah_attr,
struct mlx5_ib_dev *dev = to_mdev(pd->device);
enum rdma_link_layer ll;
ll = pd->device->get_link_layer(pd->device, ah_attr->port_num);
ll = pd->device->get_link_layer(pd->device,
rdma_ah_get_port_num(ah_attr));
if (ll == IB_LINK_LAYER_ETHERNET && !(ah_attr->ah_flags & IB_AH_GRH))
if (ll == IB_LINK_LAYER_ETHERNET &&
!(rdma_ah_get_ah_flags(ah_attr) & IB_AH_GRH))
return ERR_PTR(-EINVAL);
if (ll == IB_LINK_LAYER_ETHERNET && udata) {
@ -114,16 +118,16 @@ int mlx5_ib_query_ah(struct ib_ah *ibah, struct rdma_ah_attr *ah_attr)
tmp = be32_to_cpu(ah->av.grh_gid_fl);
if (tmp & (1 << 30)) {
ah_attr->ah_flags = IB_AH_GRH;
ah_attr->grh.sgid_index = (tmp >> 20) & 0xff;
ah_attr->grh.flow_label = tmp & 0xfffff;
memcpy(&ah_attr->grh.dgid, ah->av.rgid, 16);
ah_attr->grh.hop_limit = ah->av.hop_limit;
ah_attr->grh.traffic_class = ah->av.tclass;
rdma_ah_set_grh(ah_attr, NULL,
tmp & 0xfffff,
(tmp >> 20) & 0xff,
ah->av.hop_limit,
ah->av.tclass);
rdma_ah_set_dgid_raw(ah_attr, ah->av.rgid);
}
ah_attr->dlid = be16_to_cpu(ah->av.rlid);
ah_attr->static_rate = ah->av.stat_rate_sl >> 4;
ah_attr->sl = ah->av.stat_rate_sl & 0xf;
rdma_ah_set_dlid(ah_attr, be16_to_cpu(ah->av.rlid));
rdma_ah_set_static_rate(ah_attr, ah->av.stat_rate_sl >> 4);
rdma_ah_set_sl(ah_attr, ah->av.stat_rate_sl & 0xf);
return 0;
}

86
drivers/infiniband/hw/mlx5/qp.c
View File

@ -2211,58 +2211,60 @@ static int mlx5_set_path(struct mlx5_ib_dev *dev, struct mlx5_ib_qp *qp,
u32 path_flags, const struct ib_qp_attr *attr,
bool alt)
{
const struct ib_global_route *grh = rdma_ah_read_grh(ah);
enum rdma_link_layer ll = rdma_port_get_link_layer(&dev->ib_dev, port);
int err;
enum ib_gid_type gid_type;
u8 ah_flags = rdma_ah_get_ah_flags(ah);
u8 sl = rdma_ah_get_sl(ah);
if (attr_mask & IB_QP_PKEY_INDEX)
path->pkey_index = cpu_to_be16(alt ? attr->alt_pkey_index :
attr->pkey_index);
if (ah->ah_flags & IB_AH_GRH) {
if (ah->grh.sgid_index >=
if (ah_flags & IB_AH_GRH) {
if (grh->sgid_index >=
dev->mdev->port_caps[port - 1].gid_table_len) {
pr_err("sgid_index (%u) too large. max is %d\n",
ah->grh.sgid_index,
grh->sgid_index,
dev->mdev->port_caps[port - 1].gid_table_len);
return -EINVAL;
}
}
if (ll == IB_LINK_LAYER_ETHERNET) {
if (!(ah->ah_flags & IB_AH_GRH))
if (!(ah_flags & IB_AH_GRH))
return -EINVAL;
err = mlx5_get_roce_gid_type(dev, port, ah->grh.sgid_index,
err = mlx5_get_roce_gid_type(dev, port, grh->sgid_index,
&gid_type);
if (err)
return err;
memcpy(path->rmac, ah->dmac, sizeof(ah->dmac));
path->udp_sport = mlx5_get_roce_udp_sport(dev, port,
ah->grh.sgid_index);
path->dci_cfi_prio_sl = (ah->sl & 0x7) << 4;
grh->sgid_index);
path->dci_cfi_prio_sl = (sl & 0x7) << 4;
if (gid_type == IB_GID_TYPE_ROCE_UDP_ENCAP)
path->ecn_dscp = (ah->grh.traffic_class >> 2) & 0x3f;
path->ecn_dscp = (grh->traffic_class >> 2) & 0x3f;
} else {
path->fl_free_ar = (path_flags & MLX5_PATH_FLAG_FL) ? 0x80 : 0;
path->fl_free_ar |=
(path_flags & MLX5_PATH_FLAG_FREE_AR) ? 0x40 : 0;
path->rlid = cpu_to_be16(ah->dlid);
path->grh_mlid = ah->src_path_bits & 0x7f;
if (ah->ah_flags & IB_AH_GRH)
path->rlid = cpu_to_be16(rdma_ah_get_dlid(ah));
path->grh_mlid = rdma_ah_get_path_bits(ah) & 0x7f;
if (ah_flags & IB_AH_GRH)
path->grh_mlid |= 1 << 7;
path->dci_cfi_prio_sl = ah->sl & 0xf;
path->dci_cfi_prio_sl = sl & 0xf;
}
if (ah->ah_flags & IB_AH_GRH) {
path->mgid_index = ah->grh.sgid_index;
path->hop_limit = ah->grh.hop_limit;
if (ah_flags & IB_AH_GRH) {
path->mgid_index = grh->sgid_index;
path->hop_limit = grh->hop_limit;
path->tclass_flowlabel =
cpu_to_be32((ah->grh.traffic_class << 20) |
(ah->grh.flow_label));
memcpy(path->rgid, ah->grh.dgid.raw, 16);
cpu_to_be32((grh->traffic_class << 20) |
(grh->flow_label));
memcpy(path->rgid, grh->dgid.raw, 16);
}
err = ib_rate_to_mlx5(dev, ah->static_rate);
err = ib_rate_to_mlx5(dev, rdma_ah_get_static_rate(ah));
if (err < 0)
return err;
path->static_rate = err;
@ -2274,7 +2276,7 @@ static int mlx5_set_path(struct mlx5_ib_dev *dev, struct mlx5_ib_qp *qp,
if ((qp->ibqp.qp_type == IB_QPT_RAW_PACKET) && qp->sq.wqe_cnt)
return modify_raw_packet_eth_prio(dev->mdev,
&qp->raw_packet_qp.sq,
ah->sl & 0xf);
sl & 0xf);
return 0;
}
@ -4250,33 +4252,34 @@ static int to_ib_qp_access_flags(int mlx5_flags)
}
static void to_rdma_ah_attr(struct mlx5_ib_dev *ibdev,
struct rdma_ah_attr *ib_ah_attr,
struct rdma_ah_attr *ah_attr,
struct mlx5_qp_path *path)
{
struct mlx5_core_dev *dev = ibdev->mdev;
memset(ib_ah_attr, 0, sizeof(*ib_ah_attr));
ib_ah_attr->port_num = path->port;
memset(ah_attr, 0, sizeof(*ah_attr));
if (ib_ah_attr->port_num == 0 ||
ib_ah_attr->port_num > MLX5_CAP_GEN(dev, num_ports))
rdma_ah_set_port_num(ah_attr, path->port);
if (rdma_ah_get_port_num(ah_attr) == 0 ||
rdma_ah_get_port_num(ah_attr) > MLX5_CAP_GEN(dev, num_ports))
return;
ib_ah_attr->sl = path->dci_cfi_prio_sl & 0xf;
rdma_ah_set_port_num(ah_attr, path->port);
rdma_ah_set_sl(ah_attr, path->dci_cfi_prio_sl & 0xf);
ib_ah_attr->dlid = be16_to_cpu(path->rlid);
ib_ah_attr->src_path_bits = path->grh_mlid & 0x7f;
ib_ah_attr->static_rate = path->static_rate ? path->static_rate - 5 : 0;
ib_ah_attr->ah_flags = (path->grh_mlid & (1 << 7)) ? IB_AH_GRH : 0;
if (ib_ah_attr->ah_flags) {
ib_ah_attr->grh.sgid_index = path->mgid_index;
ib_ah_attr->grh.hop_limit = path->hop_limit;
ib_ah_attr->grh.traffic_class =
(be32_to_cpu(path->tclass_flowlabel) >> 20) & 0xff;
ib_ah_attr->grh.flow_label =
be32_to_cpu(path->tclass_flowlabel) & 0xfffff;
memcpy(ib_ah_attr->grh.dgid.raw,
path->rgid, sizeof(ib_ah_attr->grh.dgid.raw));
rdma_ah_set_dlid(ah_attr, be16_to_cpu(path->rlid));
rdma_ah_set_path_bits(ah_attr, path->grh_mlid & 0x7f);
rdma_ah_set_static_rate(ah_attr,
path->static_rate ? path->static_rate - 5 : 0);
if (path->grh_mlid & (1 << 7)) {
u32 tc_fl = be32_to_cpu(path->tclass_flowlabel);
rdma_ah_set_grh(ah_attr, NULL,
tc_fl & 0xfffff,
path->mgid_index,
path->hop_limit,
(tc_fl >> 20) & 0xff);
rdma_ah_set_dgid_raw(ah_attr, path->rgid);
}
}
@ -4445,7 +4448,8 @@ static int query_qp_attr(struct mlx5_ib_dev *dev, struct mlx5_ib_qp *qp,
to_rdma_ah_attr(dev, &qp_attr->alt_ah_attr, &context->alt_path);
qp_attr->alt_pkey_index =
be16_to_cpu(context->alt_path.pkey_index);
qp_attr->alt_port_num = qp_attr->alt_ah_attr.port_num;
qp_attr->alt_port_num =
rdma_ah_get_port_num(&qp_attr->alt_ah_attr);
}
qp_attr->pkey_index = be16_to_cpu(context->pri_path.pkey_index);

62
drivers/infiniband/hw/mthca/mthca_av.c
View File

@ -196,21 +196,26 @@ int mthca_create_ah(struct mthca_dev *dev,
ah->key = pd->ntmr.ibmr.lkey;
av->port_pd = cpu_to_be32(pd->pd_num | (ah_attr->port_num << 24));
av->g_slid = ah_attr->src_path_bits;
av->dlid = cpu_to_be16(ah_attr->dlid);
av->port_pd = cpu_to_be32(pd->pd_num |
(rdma_ah_get_port_num(ah_attr) << 24));
av->g_slid = rdma_ah_get_path_bits(ah_attr);
av->dlid = cpu_to_be16(rdma_ah_get_dlid(ah_attr));
av->msg_sr = (3 << 4) | /* 2K message */
mthca_get_rate(dev, ah_attr->static_rate, ah_attr->port_num);
av->sl_tclass_flowlabel = cpu_to_be32(ah_attr->sl << 28);
if (ah_attr->ah_flags & IB_AH_GRH) {
mthca_get_rate(dev, rdma_ah_get_static_rate(ah_attr),
rdma_ah_get_port_num(ah_attr));
av->sl_tclass_flowlabel = cpu_to_be32(rdma_ah_get_sl(ah_attr) << 28);
if (rdma_ah_get_ah_flags(ah_attr) & IB_AH_GRH) {
const struct ib_global_route *grh = rdma_ah_read_grh(ah_attr);
av->g_slid |= 0x80;
av->gid_index = (ah_attr->port_num - 1) * dev->limits.gid_table_len +
ah_attr->grh.sgid_index;
av->hop_limit = ah_attr->grh.hop_limit;
av->gid_index = (rdma_ah_get_port_num(ah_attr) - 1) *
dev->limits.gid_table_len +
grh->sgid_index;
av->hop_limit = grh->hop_limit;
av->sl_tclass_flowlabel |=
cpu_to_be32((ah_attr->grh.traffic_class << 20) |
ah_attr->grh.flow_label);
memcpy(av->dgid, ah_attr->grh.dgid.raw, 16);
cpu_to_be32((grh->traffic_class << 20) |
grh->flow_label);
memcpy(av->dgid, grh->dgid.raw, 16);
} else {
/* Arbel workaround -- low byte of GID must be 2 */
av->dgid[3] = cpu_to_be32(2);
@ -291,29 +296,30 @@ int mthca_ah_query(struct ib_ah *ibah, struct rdma_ah_attr *attr)
{
struct mthca_ah *ah = to_mah(ibah);
struct mthca_dev *dev = to_mdev(ibah->device);
u8 port_num = be32_to_cpu(ah->av->port_pd) >> 24;
/* Only implement for MAD and memfree ah for now. */
if (ah->type == MTHCA_AH_ON_HCA)
return -ENOSYS;
memset(attr, 0, sizeof *attr);
attr->dlid = be16_to_cpu(ah->av->dlid);
attr->sl = be32_to_cpu(ah->av->sl_tclass_flowlabel) >> 28;
attr->port_num = be32_to_cpu(ah->av->port_pd) >> 24;
attr->static_rate = mthca_rate_to_ib(dev, ah->av->msg_sr & 0x7,
attr->port_num);
attr->src_path_bits = ah->av->g_slid & 0x7F;
attr->ah_flags = mthca_ah_grh_present(ah) ? IB_AH_GRH : 0;
rdma_ah_set_dlid(attr, be16_to_cpu(ah->av->dlid));
rdma_ah_set_sl(attr, be32_to_cpu(ah->av->sl_tclass_flowlabel) >> 28);
rdma_ah_set_port_num(attr, port_num);
rdma_ah_set_static_rate(attr,
mthca_rate_to_ib(dev, ah->av->msg_sr & 0x7,
port_num));
rdma_ah_set_path_bits(attr, ah->av->g_slid & 0x7F);
if (mthca_ah_grh_present(ah)) {
u32 tc_fl = be32_to_cpu(ah->av->sl_tclass_flowlabel);
if (attr->ah_flags) {
attr->grh.traffic_class =
be32_to_cpu(ah->av->sl_tclass_flowlabel) >> 20;
attr->grh.flow_label =
be32_to_cpu(ah->av->sl_tclass_flowlabel) & 0xfffff;
attr->grh.hop_limit = ah->av->hop_limit;
attr->grh.sgid_index = ah->av->gid_index &
(dev->limits.gid_table_len - 1);
memcpy(attr->grh.dgid.raw, ah->av->dgid, 16);
rdma_ah_set_grh(attr, NULL,
tc_fl & 0xfffff,
ah->av->gid_index &
(dev->limits.gid_table_len - 1),
ah->av->hop_limit,
(tc_fl >> 20) & 0xff);
rdma_ah_set_dgid_raw(attr, ah->av->dgid);
}
return 0;

6
drivers/infiniband/hw/mthca/mthca_mad.c
View File

@ -82,9 +82,9 @@ static void update_sm_ah(struct mthca_dev *dev,
return;
memset(&ah_attr, 0, sizeof ah_attr);
ah_attr.dlid = lid;
ah_attr.sl = sl;
ah_attr.port_num = port_num;
rdma_ah_set_dlid(&ah_attr, lid);
rdma_ah_set_sl(&ah_attr, sl);
rdma_ah_set_port_num(&ah_attr, port_num);
new_ah = rdma_create_ah(dev->send_agent[port_num - 1][0]->qp->pd,
&ah_attr);

82
drivers/infiniband/hw/mthca/mthca_qp.c
View File

@ -394,31 +394,34 @@ static int to_ib_qp_access_flags(int mthca_flags)
}
static void to_rdma_ah_attr(struct mthca_dev *dev,
struct rdma_ah_attr *ib_ah_attr,
struct rdma_ah_attr *ah_attr,
struct mthca_qp_path *path)
{
memset(ib_ah_attr, 0, sizeof *ib_ah_attr);
ib_ah_attr->port_num = (be32_to_cpu(path->port_pkey) >> 24) & 0x3;
u8 port_num = (be32_to_cpu(path->port_pkey) >> 24) & 0x3;
if (ib_ah_attr->port_num == 0 || ib_ah_attr->port_num > dev->limits.num_ports)
memset(ah_attr, 0, sizeof(*ah_attr));
if (port_num == 0 || port_num > dev->limits.num_ports)
return;
rdma_ah_set_port_num(ah_attr, port_num);
ib_ah_attr->dlid = be16_to_cpu(path->rlid);
ib_ah_attr->sl = be32_to_cpu(path->sl_tclass_flowlabel) >> 28;
ib_ah_attr->src_path_bits = path->g_mylmc & 0x7f;
ib_ah_attr->static_rate = mthca_rate_to_ib(dev,
path->static_rate & 0xf,
ib_ah_attr->port_num);
ib_ah_attr->ah_flags = (path->g_mylmc & (1 << 7)) ? IB_AH_GRH : 0;
if (ib_ah_attr->ah_flags) {
ib_ah_attr->grh.sgid_index = path->mgid_index & (dev->limits.gid_table_len - 1);
ib_ah_attr->grh.hop_limit = path->hop_limit;
ib_ah_attr->grh.traffic_class =
(be32_to_cpu(path->sl_tclass_flowlabel) >> 20) & 0xff;
ib_ah_attr->grh.flow_label =
be32_to_cpu(path->sl_tclass_flowlabel) & 0xfffff;
memcpy(ib_ah_attr->grh.dgid.raw,
path->rgid, sizeof ib_ah_attr->grh.dgid.raw);
rdma_ah_set_dlid(ah_attr, be16_to_cpu(path->rlid));
rdma_ah_set_sl(ah_attr, be32_to_cpu(path->sl_tclass_flowlabel) >> 28);
rdma_ah_set_path_bits(ah_attr, path->g_mylmc & 0x7f);
rdma_ah_set_static_rate(ah_attr,
mthca_rate_to_ib(dev,
path->static_rate & 0xf,
port_num));
if (path->g_mylmc & (1 << 7)) {
u32 tc_fl = be32_to_cpu(path->sl_tclass_flowlabel);
rdma_ah_set_grh(ah_attr, NULL,
tc_fl & 0xfffff,
path->mgid_index &
(dev->limits.gid_table_len - 1),
path->hop_limit,
(tc_fl >> 20) & 0xff);
rdma_ah_set_dgid_raw(ah_attr, path->rgid);
}
}
@ -473,7 +476,8 @@ int mthca_query_qp(struct ib_qp *ibqp, struct ib_qp_attr *qp_attr, int qp_attr_m
to_rdma_ah_attr(dev, &qp_attr->alt_ah_attr, &context->alt_path);
qp_attr->alt_pkey_index =
be32_to_cpu(context->alt_path.port_pkey) & 0x7f;
qp_attr->alt_port_num = qp_attr->alt_ah_attr.port_num;
qp_attr->alt_port_num =
rdma_ah_get_port_num(&qp_attr->alt_ah_attr);
}
qp_attr->pkey_index = be32_to_cpu(context->pri_path.port_pkey) & 0x7f;
@ -516,27 +520,33 @@ int mthca_query_qp(struct ib_qp *ibqp, struct ib_qp_attr *qp_attr, int qp_attr_m
static int mthca_path_set(struct mthca_dev *dev, const struct rdma_ah_attr *ah,
struct mthca_qp_path *path, u8 port)
{
path->g_mylmc = ah->src_path_bits & 0x7f;
path->rlid = cpu_to_be16(ah->dlid);
path->static_rate = mthca_get_rate(dev, ah->static_rate, port);
path->g_mylmc = rdma_ah_get_path_bits(ah) & 0x7f;
path->rlid = cpu_to_be16(rdma_ah_get_dlid(ah));
path->static_rate = mthca_get_rate(dev, rdma_ah_get_static_rate(ah),
port);
if (ah->ah_flags & IB_AH_GRH) {
if (ah->grh.sgid_index >= dev->limits.gid_table_len) {
if (rdma_ah_get_ah_flags(ah) & IB_AH_GRH) {
const struct ib_global_route *grh = rdma_ah_read_grh(ah);
if (grh->sgid_index >= dev->limits.gid_table_len) {
mthca_dbg(dev, "sgid_index (%u) too large. max is %d\n",
ah->grh.sgid_index, dev->limits.gid_table_len-1);
grh->sgid_index,
dev->limits.gid_table_len - 1);
return -1;
}
path->g_mylmc |= 1 << 7;
path->mgid_index = ah->grh.sgid_index;
path->hop_limit = ah->grh.hop_limit;
path->mgid_index = grh->sgid_index;
path->hop_limit = grh->hop_limit;
path->sl_tclass_flowlabel =
cpu_to_be32((ah->sl << 28) |
(ah->grh.traffic_class << 20) |
(ah->grh.flow_label));
memcpy(path->rgid, ah->grh.dgid.raw, 16);
} else
path->sl_tclass_flowlabel = cpu_to_be32(ah->sl << 28);
cpu_to_be32((rdma_ah_get_sl(ah) << 28) |
(grh->traffic_class << 20) |
(grh->flow_label));
memcpy(path->rgid, grh->dgid.raw, 16);
} else {
path->sl_tclass_flowlabel = cpu_to_be32(rdma_ah_get_sl(ah) <<
28);
}
return 0;
}
@ -681,7 +691,7 @@ static int __mthca_modify_qp(struct ib_qp *ibqp,
}
if (mthca_path_set(dev, &attr->alt_ah_attr, &qp_context->alt_path,
attr->alt_ah_attr.port_num))
rdma_ah_get_port_num(&attr->alt_ah_attr)))
goto out_mailbox;
qp_context->alt_path.port_pkey |= cpu_to_be32(attr->alt_pkey_index |

2
drivers/infiniband/hw/ocrdma/ocrdma.h
View File

@ -531,7 +531,7 @@ static inline int ocrdma_resolve_dmac(struct ocrdma_dev *dev,
{
struct in6_addr in6;
memcpy(&in6, ah_attr->grh.dgid.raw, sizeof(in6));
memcpy(&in6, rdma_ah_read_grh(ah_attr)->dgid.raw, sizeof(in6));
if (rdma_is_multicast_addr(&in6))
rdma_get_mcast_mac(&in6, mac_addr);
else if (rdma_link_local_addr(&in6))

54
drivers/infiniband/hw/ocrdma/ocrdma_ah.c
View File

@ -81,6 +81,7 @@ static inline int set_av_attr(struct ocrdma_dev *dev, struct ocrdma_ah *ah,
u16 proto_num = 0;
u8 nxthdr = 0x11;
struct iphdr ipv4;
const struct ib_global_route *ib_grh;
union {
struct sockaddr _sockaddr;
struct sockaddr_in _sockaddr_in;
@ -120,32 +121,33 @@ static inline int set_av_attr(struct ocrdma_dev *dev, struct ocrdma_ah *ah,
status = ocrdma_resolve_dmac(dev, attr, &eth.dmac[0]);
if (status)
return status;
ah->sgid_index = attr->grh.sgid_index;
ib_grh = rdma_ah_read_grh(attr);
ah->sgid_index = ib_grh->sgid_index;
/* Eth HDR */
memcpy(&ah->av->eth_hdr, &eth, eth_sz);
if (ah->hdr_type == RDMA_NETWORK_IPV4) {
*((__be16 *)&ipv4) = htons((4 << 12) | (5 << 8) |
attr->grh.traffic_class);
ib_grh->traffic_class);
ipv4.id = cpu_to_be16(pdid);
ipv4.frag_off = htons(IP_DF);
ipv4.tot_len = htons(0);
ipv4.ttl = attr->grh.hop_limit;
ipv4.ttl = ib_grh->hop_limit;
ipv4.protocol = nxthdr;
rdma_gid2ip(&sgid_addr._sockaddr, sgid);
ipv4.saddr = sgid_addr._sockaddr_in.sin_addr.s_addr;
rdma_gid2ip(&dgid_addr._sockaddr, &attr->grh.dgid);
rdma_gid2ip(&dgid_addr._sockaddr, &ib_grh->dgid);
ipv4.daddr = dgid_addr._sockaddr_in.sin_addr.s_addr;
memcpy((u8 *)ah->av + eth_sz, &ipv4, sizeof(struct iphdr));
} else {
memcpy(&grh.sgid[0], sgid->raw, sizeof(union ib_gid));
grh.tclass_flow = cpu_to_be32((6 << 28) |
(attr->grh.traffic_class << 24) |
attr->grh.flow_label);
memcpy(&grh.dgid[0], attr->grh.dgid.raw,
sizeof(attr->grh.dgid.raw));
(ib_grh->traffic_class << 24) |
ib_grh->flow_label);
memcpy(&grh.dgid[0], ib_grh->dgid.raw,
sizeof(ib_grh->dgid.raw));
grh.pdid_hoplimit = cpu_to_be32((pdid << 16) |
(nxthdr << 8) |
attr->grh.hop_limit);
ib_grh->hop_limit);
memcpy((u8 *)ah->av + eth_sz, &grh, sizeof(struct ocrdma_grh));
}
if (*isvlan)
@ -165,11 +167,13 @@ struct ib_ah *ocrdma_create_ah(struct ib_pd *ibpd, struct rdma_ah_attr *attr,
struct ib_gid_attr sgid_attr;
struct ocrdma_pd *pd = get_ocrdma_pd(ibpd);
struct ocrdma_dev *dev = get_ocrdma_dev(ibpd->device);
const struct ib_global_route *grh;
union ib_gid sgid;
if (!(attr->ah_flags & IB_AH_GRH))
if (!(rdma_ah_get_ah_flags(attr) & IB_AH_GRH))
return ERR_PTR(-EINVAL);
grh = rdma_ah_read_grh(attr);
if (atomic_cmpxchg(&dev->update_sl, 1, 0))
ocrdma_init_service_level(dev);
@ -181,7 +185,7 @@ struct ib_ah *ocrdma_create_ah(struct ib_pd *ibpd, struct rdma_ah_attr *attr,
if (status)
goto av_err;
status = ib_get_cached_gid(&dev->ibdev, 1, attr->grh.sgid_index, &sgid,
status = ib_get_cached_gid(&dev->ibdev, 1, grh->sgid_index, &sgid,
&sgid_attr);
if (status) {
pr_err("%s(): Failed to query sgid, status = %d\n",
@ -197,10 +201,11 @@ struct ib_ah *ocrdma_create_ah(struct ib_pd *ibpd, struct rdma_ah_attr *attr,
ah->hdr_type = ib_gid_to_network_type(sgid_attr.gid_type, &sgid);
if ((pd->uctx) &&
(!rdma_is_multicast_addr((struct in6_addr *)attr->grh.dgid.raw)) &&
(!rdma_link_local_addr((struct in6_addr *)attr->grh.dgid.raw))) {
status = rdma_addr_find_l2_eth_by_grh(&sgid, &attr->grh.dgid,
attr->dmac, &vlan_tag,
(!rdma_is_multicast_addr((struct in6_addr *)grh->dgid.raw)) &&
(!rdma_link_local_addr((struct in6_addr *)grh->dgid.raw))) {
status = rdma_addr_find_l2_eth_by_grh(&sgid, &grh->dgid,
attr->dmac,
&vlan_tag,
&sgid_attr.ndev->ifindex,
NULL);
if (status) {
@ -216,7 +221,7 @@ struct ib_ah *ocrdma_create_ah(struct ib_pd *ibpd, struct rdma_ah_attr *attr,
/* if pd is for the user process, pass the ah_id to user space */
if ((pd->uctx) && (pd->uctx->ah_tbl.va)) {
ahid_addr = pd->uctx->ah_tbl.va + attr->dlid;
ahid_addr = pd->uctx->ah_tbl.va + rdma_ah_get_dlid(attr);
*ahid_addr = 0;
*ahid_addr |= ah->id & OCRDMA_AH_ID_MASK;
if (ocrdma_is_udp_encap_supported(dev)) {
@ -253,21 +258,22 @@ int ocrdma_query_ah(struct ib_ah *ibah, struct rdma_ah_attr *attr)
struct ocrdma_ah *ah = get_ocrdma_ah(ibah);
struct ocrdma_av *av = ah->av;
struct ocrdma_grh *grh;
attr->ah_flags |= IB_AH_GRH;
if (ah->av->valid & OCRDMA_AV_VALID) {
grh = (struct ocrdma_grh *)((u8 *)ah->av +
sizeof(struct ocrdma_eth_vlan));
attr->sl = be16_to_cpu(av->eth_hdr.vlan_tag) >> 13;
rdma_ah_set_sl(attr, be16_to_cpu(av->eth_hdr.vlan_tag) >> 13);
} else {
grh = (struct ocrdma_grh *)((u8 *)ah->av +
sizeof(struct ocrdma_eth_basic));
attr->sl = 0;
rdma_ah_set_sl(attr, 0);
}
memcpy(&attr->grh.dgid.raw[0], &grh->dgid[0], sizeof(grh->dgid));
attr->grh.sgid_index = ah->sgid_index;
attr->grh.hop_limit = be32_to_cpu(grh->pdid_hoplimit) & 0xff;
attr->grh.traffic_class = be32_to_cpu(grh->tclass_flow) >> 24;
attr->grh.flow_label = be32_to_cpu(grh->tclass_flow) & 0x00ffffffff;
rdma_ah_set_grh(attr, NULL,
be32_to_cpu(grh->tclass_flow) & 0xffffffff,
ah->sgid_index,
be32_to_cpu(grh->pdid_hoplimit) & 0xff,
be32_to_cpu(grh->tclass_flow) >> 24);
rdma_ah_set_dgid_raw(attr, &grh->dgid[0]);
return 0;
}

21
drivers/infiniband/hw/ocrdma/ocrdma_hw.c
View File

@ -2510,25 +2510,28 @@ static int ocrdma_set_av_params(struct ocrdma_qp *qp,
struct sockaddr_in6 _sockaddr_in6;
} sgid_addr, dgid_addr;
struct ocrdma_dev *dev = get_ocrdma_dev(qp->ibqp.device);
const struct ib_global_route *grh;
if ((ah_attr->ah_flags & IB_AH_GRH) == 0)
if ((rdma_ah_get_ah_flags(ah_attr) & IB_AH_GRH) == 0)
return -EINVAL;
grh = rdma_ah_read_grh(ah_attr);
if (atomic_cmpxchg(&dev->update_sl, 1, 0))
ocrdma_init_service_level(dev);
cmd->params.tclass_sq_psn |=
(ah_attr->grh.traffic_class << OCRDMA_QP_PARAMS_TCLASS_SHIFT);
(grh->traffic_class << OCRDMA_QP_PARAMS_TCLASS_SHIFT);
cmd->params.rnt_rc_sl_fl |=
(ah_attr->grh.flow_label & OCRDMA_QP_PARAMS_FLOW_LABEL_MASK);
cmd->params.rnt_rc_sl_fl |= (ah_attr->sl << OCRDMA_QP_PARAMS_SL_SHIFT);
(grh->flow_label & OCRDMA_QP_PARAMS_FLOW_LABEL_MASK);
cmd->params.rnt_rc_sl_fl |= (rdma_ah_get_sl(ah_attr) <<
OCRDMA_QP_PARAMS_SL_SHIFT);
cmd->params.hop_lmt_rq_psn |=
(ah_attr->grh.hop_limit << OCRDMA_QP_PARAMS_HOP_LMT_SHIFT);
(grh->hop_limit << OCRDMA_QP_PARAMS_HOP_LMT_SHIFT);
cmd->flags |= OCRDMA_QP_PARA_FLOW_LBL_VALID;
/* GIDs */
memcpy(&cmd->params.dgid[0], &ah_attr->grh.dgid.raw[0],
memcpy(&cmd->params.dgid[0], &grh->dgid.raw[0],
sizeof(cmd->params.dgid));
status = ib_get_cached_gid(&dev->ibdev, 1, ah_attr->grh.sgid_index,
status = ib_get_cached_gid(&dev->ibdev, 1, grh->sgid_index,
&sgid, &sgid_attr);
if (!status && sgid_attr.ndev) {
vlan_id = rdma_vlan_dev_vlan_id(sgid_attr.ndev);
@ -2540,7 +2543,7 @@ static int ocrdma_set_av_params(struct ocrdma_qp *qp,
if (!memcmp(&sgid, &zgid, sizeof(zgid)))
return -EINVAL;
qp->sgid_idx = ah_attr->grh.sgid_index;
qp->sgid_idx = grh->sgid_index;
memcpy(&cmd->params.sgid[0], &sgid.raw[0], sizeof(cmd->params.sgid));
status = ocrdma_resolve_dmac(dev, ah_attr, &mac_addr[0]);
if (status)
@ -2551,7 +2554,7 @@ static int ocrdma_set_av_params(struct ocrdma_qp *qp,
hdr_type = ib_gid_to_network_type(sgid_attr.gid_type, &sgid);
if (hdr_type == RDMA_NETWORK_IPV4) {
rdma_gid2ip(&sgid_addr._sockaddr, &sgid);
rdma_gid2ip(&dgid_addr._sockaddr, &ah_attr->grh.dgid);
rdma_gid2ip(&dgid_addr._sockaddr, &grh->dgid);
memcpy(&cmd->params.dgid[0],
&dgid_addr._sockaddr_in.sin_addr.s_addr, 4);
memcpy(&cmd->params.sgid[0],

36
drivers/infiniband/hw/ocrdma/ocrdma_verbs.c
View File

@ -1598,23 +1598,23 @@ int ocrdma_query_qp(struct ib_qp *ibqp,
qp_attr->cap.max_recv_sge = qp->rq.max_sges;
qp_attr->cap.max_inline_data = qp->max_inline_data;
qp_init_attr->cap = qp_attr->cap;
memcpy(&qp_attr->ah_attr.grh.dgid, &params.dgid[0],
sizeof(params.dgid));
qp_attr->ah_attr.grh.flow_label = params.rnt_rc_sl_fl &
OCRDMA_QP_PARAMS_FLOW_LABEL_MASK;
qp_attr->ah_attr.grh.sgid_index = qp->sgid_idx;
qp_attr->ah_attr.grh.hop_limit = (params.hop_lmt_rq_psn &
OCRDMA_QP_PARAMS_HOP_LMT_MASK) >>
OCRDMA_QP_PARAMS_HOP_LMT_SHIFT;
qp_attr->ah_attr.grh.traffic_class = (params.tclass_sq_psn &
OCRDMA_QP_PARAMS_TCLASS_MASK) >>
OCRDMA_QP_PARAMS_TCLASS_SHIFT;
qp_attr->ah_attr.ah_flags = IB_AH_GRH;
qp_attr->ah_attr.port_num = 1;
qp_attr->ah_attr.sl = (params.rnt_rc_sl_fl &
OCRDMA_QP_PARAMS_SL_MASK) >>
OCRDMA_QP_PARAMS_SL_SHIFT;
rdma_ah_set_grh(&qp_attr->ah_attr, NULL,
params.rnt_rc_sl_fl &
OCRDMA_QP_PARAMS_FLOW_LABEL_MASK,
qp->sgid_idx,
(params.hop_lmt_rq_psn &
OCRDMA_QP_PARAMS_HOP_LMT_MASK) >>
OCRDMA_QP_PARAMS_HOP_LMT_SHIFT,
(params.tclass_sq_psn &
OCRDMA_QP_PARAMS_TCLASS_MASK) >>
OCRDMA_QP_PARAMS_TCLASS_SHIFT);
rdma_ah_set_dgid_raw(&qp_attr->ah_attr, &params.dgid[0]);
rdma_ah_set_port_num(&qp_attr->ah_attr, 1);
rdma_ah_set_sl(&qp_attr->ah_attr, (params.rnt_rc_sl_fl &
OCRDMA_QP_PARAMS_SL_MASK) >>
OCRDMA_QP_PARAMS_SL_SHIFT);
qp_attr->timeout = (params.ack_to_rnr_rtc_dest_qpn &
OCRDMA_QP_PARAMS_ACK_TIMEOUT_MASK) >>
OCRDMA_QP_PARAMS_ACK_TIMEOUT_SHIFT;
@ -1627,8 +1627,8 @@ int ocrdma_query_qp(struct ib_qp *ibqp,
qp_attr->min_rnr_timer = 0;
qp_attr->pkey_index = 0;
qp_attr->port_num = 1;
qp_attr->ah_attr.src_path_bits = 0;
qp_attr->ah_attr.static_rate = 0;
rdma_ah_set_path_bits(&qp_attr->ah_attr, 0);
rdma_ah_set_static_rate(&qp_attr->ah_attr, 0);
qp_attr->alt_pkey_index = 0;
qp_attr->alt_port_num = 0;
qp_attr->alt_timeout = 0;

11
drivers/infiniband/hw/qedr/qedr.h
View File

@ -450,15 +450,20 @@ static inline int qedr_get_dmac(struct qedr_dev *dev,
{
union ib_gid zero_sgid = { { 0 } };
struct in6_addr in6;
const struct ib_global_route *grh = rdma_ah_read_grh(ah_attr);
u8 *dmac;
if (!memcmp(&ah_attr->grh.dgid, &zero_sgid, sizeof(union ib_gid))) {
if (!memcmp(&grh->dgid, &zero_sgid, sizeof(union ib_gid))) {
DP_ERR(dev, "Local port GID not supported\n");
eth_zero_addr(mac_addr);
return -EINVAL;
}
memcpy(&in6, ah_attr->grh.dgid.raw, sizeof(in6));
ether_addr_copy(mac_addr, ah_attr->dmac);
memcpy(&in6, grh->dgid.raw, sizeof(in6));
dmac = rdma_ah_retrieve_dmac(ah_attr);
if (!dmac)
return -EINVAL;
ether_addr_copy(mac_addr, dmac);
return 0;
}

15
drivers/infiniband/hw/qedr/qedr_cm.c
View File

@ -244,7 +244,7 @@ static inline int qedr_gsi_build_header(struct qedr_dev *dev,
{
bool has_vlan = false, has_grh_ipv6 = true;
struct rdma_ah_attr *ah_attr = &get_qedr_ah(ud_wr(swr)->ah)->attr;
struct ib_global_route *grh = &ah_attr->grh;
const struct ib_global_route *grh = rdma_ah_read_grh(ah_attr);
union ib_gid sgid;
int send_size = 0;
u16 vlan_id = 0;
@ -260,12 +260,13 @@ static inline int qedr_gsi_build_header(struct qedr_dev *dev,
for (i = 0; i < swr->num_sge; ++i)
send_size += swr->sg_list[i].length;
rc = ib_get_cached_gid(qp->ibqp.device, ah_attr->port_num,
rc = ib_get_cached_gid(qp->ibqp.device, rdma_ah_get_port_num(ah_attr),
grh->sgid_index, &sgid, &sgid_attr);
if (rc) {
DP_ERR(dev,
"gsi post send: failed to get cached GID (port=%d, ix=%d)\n",
ah_attr->port_num, grh->sgid_index);
rdma_ah_get_port_num(ah_attr),
grh->sgid_index);
return rc;
}
@ -277,7 +278,7 @@ static inline int qedr_gsi_build_header(struct qedr_dev *dev,
if (!memcmp(&sgid, &zgid, sizeof(sgid))) {
DP_ERR(dev, "gsi post send: GID not found GID index %d\n",
ah_attr->grh.sgid_index);
grh->sgid_index);
return -ENOENT;
}
@ -341,13 +342,13 @@ static inline int qedr_gsi_build_header(struct qedr_dev *dev,
u32 ipv4_addr;
udh->ip4.protocol = IPPROTO_UDP;
udh->ip4.tos = htonl(ah_attr->grh.flow_label);
udh->ip4.tos = htonl(grh->flow_label);
udh->ip4.frag_off = htons(IP_DF);
udh->ip4.ttl = ah_attr->grh.hop_limit;
udh->ip4.ttl = grh->hop_limit;
ipv4_addr = qedr_get_ipv4_from_gid(sgid.raw);
udh->ip4.saddr = ipv4_addr;
ipv4_addr = qedr_get_ipv4_from_gid(ah_attr->grh.dgid.raw);
ipv4_addr = qedr_get_ipv4_from_gid(grh->dgid.raw);
udh->ip4.daddr = ipv4_addr;
/* note: checksum is calculated by the device */
}

2
drivers/infiniband/hw/qedr/qedr_cm.h
View File

@ -39,7 +39,7 @@
#define QEDR_ROCE_V2_UDP_SPORT (0000)
static inline u32 qedr_get_ipv4_from_gid(u8 *gid)
static inline u32 qedr_get_ipv4_from_gid(const u8 *gid)
{
return *(u32 *)(void *)&gid[12];
}

44
drivers/infiniband/hw/qedr/verbs.c
View File

@ -1084,13 +1084,15 @@ static inline int get_gid_info_from_table(struct ib_qp *ibqp,
{
enum rdma_network_type nw_type;
struct ib_gid_attr gid_attr;
const struct ib_global_route *grh = rdma_ah_read_grh(&attr->ah_attr);
union ib_gid gid;
u32 ipv4_addr;
int rc = 0;
int i;
rc = ib_get_cached_gid(ibqp->device, attr->ah_attr.port_num,
attr->ah_attr.grh.sgid_index, &gid, &gid_attr);
rc = ib_get_cached_gid(ibqp->device,
rdma_ah_get_port_num(&attr->ah_attr),
grh->sgid_index, &gid, &gid_attr);
if (rc)
return rc;
@ -1107,7 +1109,7 @@ static inline int get_gid_info_from_table(struct ib_qp *ibqp,
memcpy(&qp_params->sgid.bytes[0], &gid.raw[0],
sizeof(qp_params->sgid));
memcpy(&qp_params->dgid.bytes[0],
&attr->ah_attr.grh.dgid,
&grh->dgid,
sizeof(qp_params->dgid));
qp_params->roce_mode = ROCE_V2_IPV6;
SET_FIELD(qp_params->modify_flags,
@ -1117,7 +1119,7 @@ static inline int get_gid_info_from_table(struct ib_qp *ibqp,
memcpy(&qp_params->sgid.bytes[0], &gid.raw[0],
sizeof(qp_params->sgid));
memcpy(&qp_params->dgid.bytes[0],
&attr->ah_attr.grh.dgid,
&grh->dgid,
sizeof(qp_params->dgid));
qp_params->roce_mode = ROCE_V1;
break;
@ -1127,7 +1129,7 @@ static inline int get_gid_info_from_table(struct ib_qp *ibqp,
ipv4_addr = qedr_get_ipv4_from_gid(gid.raw);
qp_params->sgid.ipv4_addr = ipv4_addr;
ipv4_addr =
qedr_get_ipv4_from_gid(attr->ah_attr.grh.dgid.raw);
qedr_get_ipv4_from_gid(grh->dgid.raw);
qp_params->dgid.ipv4_addr = ipv4_addr;
SET_FIELD(qp_params->modify_flags,
QED_ROCE_MODIFY_QP_VALID_ROCE_MODE, 1);
@ -1749,6 +1751,7 @@ int qedr_modify_qp(struct ib_qp *ibqp, struct ib_qp_attr *attr,
struct qedr_qp *qp = get_qedr_qp(ibqp);
struct qed_rdma_modify_qp_in_params qp_params = { 0 };
struct qedr_dev *dev = get_qedr_dev(&qp->dev->ibdev);
const struct ib_global_route *grh = rdma_ah_read_grh(&attr->ah_attr);
enum ib_qp_state old_qp_state, new_qp_state;
int rc = 0;
@ -1831,17 +1834,17 @@ int qedr_modify_qp(struct ib_qp *ibqp, struct ib_qp_attr *attr,
SET_FIELD(qp_params.modify_flags,
QED_ROCE_MODIFY_QP_VALID_ADDRESS_VECTOR, 1);
qp_params.traffic_class_tos = attr->ah_attr.grh.traffic_class;
qp_params.flow_label = attr->ah_attr.grh.flow_label;
qp_params.hop_limit_ttl = attr->ah_attr.grh.hop_limit;
qp_params.traffic_class_tos = grh->traffic_class;
qp_params.flow_label = grh->flow_label;
qp_params.hop_limit_ttl = grh->hop_limit;
qp->sgid_idx = attr->ah_attr.grh.sgid_index;
qp->sgid_idx = grh->sgid_index;
rc = get_gid_info_from_table(ibqp, attr, attr_mask, &qp_params);
if (rc) {
DP_ERR(dev,
"modify qp: problems with GID index %d (rc=%d)\n",
attr->ah_attr.grh.sgid_index, rc);
grh->sgid_index, rc);
return rc;
}
@ -2026,25 +2029,20 @@ int qedr_query_qp(struct ib_qp *ibqp,
qp_attr->cap.max_inline_data = ROCE_REQ_MAX_INLINE_DATA_SIZE;
qp_init_attr->cap = qp_attr->cap;
memcpy(&qp_attr->ah_attr.grh.dgid.raw[0], &params.dgid.bytes[0],
sizeof(qp_attr->ah_attr.grh.dgid.raw));
qp_attr->ah_attr.grh.flow_label = params.flow_label;
qp_attr->ah_attr.grh.sgid_index = qp->sgid_idx;
qp_attr->ah_attr.grh.hop_limit = params.hop_limit_ttl;
qp_attr->ah_attr.grh.traffic_class = params.traffic_class_tos;
qp_attr->ah_attr.ah_flags = IB_AH_GRH;
qp_attr->ah_attr.port_num = 1;
qp_attr->ah_attr.sl = 0;
rdma_ah_set_grh(&qp_attr->ah_attr, NULL,
params.flow_label, qp->sgid_idx,
params.hop_limit_ttl, params.traffic_class_tos);
rdma_ah_set_dgid_raw(&qp_attr->ah_attr, &params.dgid.bytes[0]);
rdma_ah_set_port_num(&qp_attr->ah_attr, 1);
rdma_ah_set_sl(&qp_attr->ah_attr, 0);
qp_attr->timeout = params.timeout;
qp_attr->rnr_retry = params.rnr_retry;
qp_attr->retry_cnt = params.retry_cnt;
qp_attr->min_rnr_timer = params.min_rnr_nak_timer;
qp_attr->pkey_index = params.pkey_index;
qp_attr->port_num = 1;
qp_attr->ah_attr.src_path_bits = 0;
qp_attr->ah_attr.static_rate = 0;
rdma_ah_set_path_bits(&qp_attr->ah_attr, 0);
rdma_ah_set_static_rate(&qp_attr->ah_attr, 0);
qp_attr->alt_pkey_index = 0;
qp_attr->alt_port_num = 0;
qp_attr->alt_timeout = 0;

5
drivers/infiniband/hw/qib/qib_mad.c
View File

@ -717,9 +717,10 @@ static int subn_set_portinfo(struct ib_smp *smp, struct ib_device *ibdev,
spin_lock_irqsave(&ibp->rvp.lock, flags);
if (ibp->rvp.sm_ah) {
if (smlid != ibp->rvp.sm_lid)
ibp->rvp.sm_ah->attr.dlid = smlid;
rdma_ah_set_dlid(&ibp->rvp.sm_ah->attr,
smlid);
if (msl != ibp->rvp.sm_sl)
ibp->rvp.sm_ah->attr.sl = msl;
rdma_ah_set_sl(&ibp->rvp.sm_ah->attr, msl);
}
spin_unlock_irqrestore(&ibp->rvp.lock, flags);
if (smlid != ibp->rvp.sm_lid)

2
drivers/infiniband/hw/qib/qib_qp.c
View File

@ -489,7 +489,7 @@ void qib_qp_iter_print(struct seq_file *s, struct qib_qp_iter *iter)
qp->s_last, qp->s_acked, qp->s_cur,
qp->s_tail, qp->s_head, qp->s_size,
qp->remote_qpn,
qp->remote_ah_attr.dlid);
rdma_ah_get_dlid(&qp->remote_ah_attr));
}
#endif

21
drivers/infiniband/hw/qib/qib_rc.c
View File

@ -234,7 +234,7 @@ int qib_make_rc_req(struct rvt_qp *qp, unsigned long *flags)
int delta;
ohdr = &priv->s_hdr->u.oth;
if (qp->remote_ah_attr.ah_flags & IB_AH_GRH)
if (rdma_ah_get_ah_flags(&qp->remote_ah_attr) & IB_AH_GRH)
ohdr = &priv->s_hdr->u.l.oth;
/* Sending responses has higher priority over sending requests. */
@ -637,9 +637,11 @@ void qib_send_rc_ack(struct rvt_qp *qp)
lrh0 = QIB_LRH_BTH;
/* header size in 32-bit words LRH+BTH+AETH = (8+12+4)/4. */
hwords = 6;
if (unlikely(qp->remote_ah_attr.ah_flags & IB_AH_GRH)) {
if (unlikely(rdma_ah_get_ah_flags(&qp->remote_ah_attr) &
IB_AH_GRH)) {
hwords += qib_make_grh(ibp, &hdr.u.l.grh,
&qp->remote_ah_attr.grh, hwords, 0);
rdma_ah_read_grh(&qp->remote_ah_attr),
hwords, 0);
ohdr = &hdr.u.l.oth;
lrh0 = QIB_LRH_GRH;
}
@ -653,12 +655,13 @@ void qib_send_rc_ack(struct rvt_qp *qp)
IB_AETH_CREDIT_SHIFT));
else
ohdr->u.aeth = rvt_compute_aeth(qp);
lrh0 |= ibp->sl_to_vl[qp->remote_ah_attr.sl] << 12 |
qp->remote_ah_attr.sl << 4;
lrh0 |= ibp->sl_to_vl[rdma_ah_get_sl(&qp->remote_ah_attr)] << 12 |
rdma_ah_get_sl(&qp->remote_ah_attr) << 4;
hdr.lrh[0] = cpu_to_be16(lrh0);
hdr.lrh[1] = cpu_to_be16(qp->remote_ah_attr.dlid);
hdr.lrh[1] = cpu_to_be16(rdma_ah_get_dlid(&qp->remote_ah_attr));
hdr.lrh[2] = cpu_to_be16(hwords + SIZE_OF_CRC);
hdr.lrh[3] = cpu_to_be16(ppd->lid | qp->remote_ah_attr.src_path_bits);
hdr.lrh[3] = cpu_to_be16(ppd->lid |
rdma_ah_get_path_bits(&qp->remote_ah_attr));
ohdr->bth[0] = cpu_to_be32(bth0);
ohdr->bth[1] = cpu_to_be32(qp->remote_qpn);
ohdr->bth[2] = cpu_to_be32(qp->r_ack_psn & QIB_PSN_MASK);
@ -1904,8 +1907,8 @@ void qib_rc_rcv(struct qib_ctxtdata *rcd, struct ib_header *hdr,
wc.opcode = IB_WC_RECV;
wc.qp = &qp->ibqp;
wc.src_qp = qp->remote_qpn;
wc.slid = qp->remote_ah_attr.dlid;
wc.sl = qp->remote_ah_attr.sl;
wc.slid = rdma_ah_get_dlid(&qp->remote_ah_attr);
wc.sl = rdma_ah_get_sl(&qp->remote_ah_attr);
/* zero fields that are N/A */
wc.vendor_err = 0;
wc.pkey_index = 0;

72
drivers/infiniband/hw/qib/qib_ruc.c
View File

@ -195,7 +195,7 @@ void qib_migrate_qp(struct rvt_qp *qp)
qp->s_mig_state = IB_MIG_MIGRATED;
qp->remote_ah_attr = qp->alt_ah_attr;
qp->port_num = qp->alt_ah_attr.port_num;
qp->port_num = rdma_ah_get_port_num(&qp->alt_ah_attr);
qp->s_pkey_index = qp->s_alt_pkey_index;
ev.device = qp->ibqp.device;
@ -235,18 +235,23 @@ int qib_ruc_check_hdr(struct qib_ibport *ibp, struct ib_header *hdr,
if (qp->s_mig_state == IB_MIG_ARMED && (bth0 & IB_BTH_MIG_REQ)) {
if (!has_grh) {
if (qp->alt_ah_attr.ah_flags & IB_AH_GRH)
if (rdma_ah_get_ah_flags(&qp->alt_ah_attr) &
IB_AH_GRH)
goto err;
} else {
if (!(qp->alt_ah_attr.ah_flags & IB_AH_GRH))
const struct ib_global_route *grh;
if (!(rdma_ah_get_ah_flags(&qp->alt_ah_attr) &
IB_AH_GRH))
goto err;
guid = get_sguid(ibp, qp->alt_ah_attr.grh.sgid_index);
grh = rdma_ah_read_grh(&qp->alt_ah_attr);
guid = get_sguid(ibp, grh->sgid_index);
if (!gid_ok(&hdr->u.l.grh.dgid,
ibp->rvp.gid_prefix, guid))
goto err;
if (!gid_ok(&hdr->u.l.grh.sgid,
qp->alt_ah_attr.grh.dgid.global.subnet_prefix,
qp->alt_ah_attr.grh.dgid.global.interface_id))
grh->dgid.global.subnet_prefix,
grh->dgid.global.interface_id))
goto err;
}
if (!qib_pkey_ok((u16)bth0,
@ -259,27 +264,33 @@ int qib_ruc_check_hdr(struct qib_ibport *ibp, struct ib_header *hdr,
goto err;
}
/* Validate the SLID. See Ch. 9.6.1.5 and 17.2.8 */
if (be16_to_cpu(hdr->lrh[3]) != qp->alt_ah_attr.dlid ||
ppd_from_ibp(ibp)->port != qp->alt_ah_attr.port_num)
if ((be16_to_cpu(hdr->lrh[3]) !=
rdma_ah_get_dlid(&qp->alt_ah_attr)) ||
ppd_from_ibp(ibp)->port !=
rdma_ah_get_port_num(&qp->alt_ah_attr))
goto err;
spin_lock_irqsave(&qp->s_lock, flags);
qib_migrate_qp(qp);
spin_unlock_irqrestore(&qp->s_lock, flags);
} else {
if (!has_grh) {
if (qp->remote_ah_attr.ah_flags & IB_AH_GRH)
if (rdma_ah_get_ah_flags(&qp->remote_ah_attr) &
IB_AH_GRH)
goto err;
} else {
if (!(qp->remote_ah_attr.ah_flags & IB_AH_GRH))
const struct ib_global_route *grh;
if (!(rdma_ah_get_ah_flags(&qp->remote_ah_attr) &
IB_AH_GRH))
goto err;
guid = get_sguid(ibp,
qp->remote_ah_attr.grh.sgid_index);
grh = rdma_ah_read_grh(&qp->remote_ah_attr);
guid = get_sguid(ibp, grh->sgid_index);
if (!gid_ok(&hdr->u.l.grh.dgid,
ibp->rvp.gid_prefix, guid))
goto err;
if (!gid_ok(&hdr->u.l.grh.sgid,
qp->remote_ah_attr.grh.dgid.global.subnet_prefix,
qp->remote_ah_attr.grh.dgid.global.interface_id))
grh->dgid.global.subnet_prefix,
grh->dgid.global.interface_id))
goto err;
}
if (!qib_pkey_ok((u16)bth0,
@ -292,7 +303,8 @@ int qib_ruc_check_hdr(struct qib_ibport *ibp, struct ib_header *hdr,
goto err;
}
/* Validate the SLID. See Ch. 9.6.1.5 */
if (be16_to_cpu(hdr->lrh[3]) != qp->remote_ah_attr.dlid ||
if (be16_to_cpu(hdr->lrh[3]) !=
rdma_ah_get_dlid(&qp->remote_ah_attr) ||
ppd_from_ibp(ibp)->port != qp->port_num)
goto err;
if (qp->s_mig_state == IB_MIG_REARM &&
@ -528,8 +540,8 @@ static void qib_ruc_loopback(struct rvt_qp *sqp)
wc.byte_len = wqe->length;
wc.qp = &qp->ibqp;
wc.src_qp = qp->remote_qpn;
wc.slid = qp->remote_ah_attr.dlid;
wc.sl = qp->remote_ah_attr.sl;
wc.slid = rdma_ah_get_dlid(&qp->remote_ah_attr);
wc.sl = rdma_ah_get_sl(&qp->remote_ah_attr);
wc.port_num = 1;
/* Signal completion event if the solicited bit is set. */
rvt_cq_enter(ibcq_to_rvtcq(qp->ibqp.recv_cq), &wc,
@ -619,7 +631,7 @@ static void qib_ruc_loopback(struct rvt_qp *sqp)
* Return the size of the header in 32 bit words.
*/
u32 qib_make_grh(struct qib_ibport *ibp, struct ib_grh *hdr,
struct ib_global_route *grh, u32 hwords, u32 nwords)
const struct ib_global_route *grh, u32 hwords, u32 nwords)
{
hdr->version_tclass_flow =
cpu_to_be32((IB_GRH_VERSION << IB_GRH_VERSION_SHIFT) |
@ -652,20 +664,23 @@ void qib_make_ruc_header(struct rvt_qp *qp, struct ib_other_headers *ohdr,
extra_bytes = -qp->s_cur_size & 3;
nwords = (qp->s_cur_size + extra_bytes) >> 2;
lrh0 = QIB_LRH_BTH;
if (unlikely(qp->remote_ah_attr.ah_flags & IB_AH_GRH)) {
qp->s_hdrwords += qib_make_grh(ibp, &priv->s_hdr->u.l.grh,
&qp->remote_ah_attr.grh,
qp->s_hdrwords, nwords);
if (unlikely(rdma_ah_get_ah_flags(&qp->remote_ah_attr) & IB_AH_GRH)) {
qp->s_hdrwords +=
qib_make_grh(ibp, &priv->s_hdr->u.l.grh,
rdma_ah_read_grh(&qp->remote_ah_attr),
qp->s_hdrwords, nwords);
lrh0 = QIB_LRH_GRH;
}
lrh0 |= ibp->sl_to_vl[qp->remote_ah_attr.sl] << 12 |
qp->remote_ah_attr.sl << 4;
lrh0 |= ibp->sl_to_vl[rdma_ah_get_sl(&qp->remote_ah_attr)] << 12 |
rdma_ah_get_sl(&qp->remote_ah_attr) << 4;
priv->s_hdr->lrh[0] = cpu_to_be16(lrh0);
priv->s_hdr->lrh[1] = cpu_to_be16(qp->remote_ah_attr.dlid);
priv->s_hdr->lrh[1] =
cpu_to_be16(rdma_ah_get_dlid(&qp->remote_ah_attr));
priv->s_hdr->lrh[2] =
cpu_to_be16(qp->s_hdrwords + nwords + SIZE_OF_CRC);
priv->s_hdr->lrh[3] = cpu_to_be16(ppd_from_ibp(ibp)->lid |
qp->remote_ah_attr.src_path_bits);
priv->s_hdr->lrh[3] =
cpu_to_be16(ppd_from_ibp(ibp)->lid |
rdma_ah_get_path_bits(&qp->remote_ah_attr));
bth0 |= qib_get_pkey(ibp, qp->s_pkey_index);
bth0 |= extra_bytes << 20;
if (qp->s_mig_state == IB_MIG_MIGRATED)
@ -703,7 +718,8 @@ void qib_do_send(struct rvt_qp *qp)
if ((qp->ibqp.qp_type == IB_QPT_RC ||
qp->ibqp.qp_type == IB_QPT_UC) &&
(qp->remote_ah_attr.dlid & ~((1 << ppd->lmc) - 1)) == ppd->lid) {
(rdma_ah_get_dlid(&qp->remote_ah_attr) &
~((1 << ppd->lmc) - 1)) == ppd->lid) {
qib_ruc_loopback(qp);
return;
}

6
drivers/infiniband/hw/qib/qib_uc.c
View File

@ -74,7 +74,7 @@ int qib_make_uc_req(struct rvt_qp *qp, unsigned long *flags)
}
ohdr = &priv->s_hdr->u.oth;
if (qp->remote_ah_attr.ah_flags & IB_AH_GRH)
if (rdma_ah_get_ah_flags(&qp->remote_ah_attr) & IB_AH_GRH)
ohdr = &priv->s_hdr->u.l.oth;
/* header size in 32-bit words LRH+BTH = (8+12)/4. */
@ -394,8 +394,8 @@ void qib_uc_rcv(struct qib_ibport *ibp, struct ib_header *hdr,
wc.status = IB_WC_SUCCESS;
wc.qp = &qp->ibqp;
wc.src_qp = qp->remote_qpn;
wc.slid = qp->remote_ah_attr.dlid;
wc.sl = qp->remote_ah_attr.sl;
wc.slid = rdma_ah_get_dlid(&qp->remote_ah_attr);
wc.sl = rdma_ah_get_sl(&qp->remote_ah_attr);
/* zero fields that are N/A */
wc.vendor_err = 0;
wc.pkey_index = 0;

53
drivers/infiniband/hw/qib/qib_ud.c
View File

@ -92,13 +92,13 @@ static void qib_ud_loopback(struct rvt_qp *sqp, struct rvt_swqe *swqe)
pkey1 = qib_get_pkey(ibp, sqp->s_pkey_index);
pkey2 = qib_get_pkey(ibp, qp->s_pkey_index);
if (unlikely(!qib_pkey_ok(pkey1, pkey2))) {
lid = ppd->lid | (ah_attr->src_path_bits &
lid = ppd->lid | (rdma_ah_get_path_bits(ah_attr) &
((1 << ppd->lmc) - 1));
qib_bad_pqkey(ibp, IB_NOTICE_TRAP_BAD_PKEY, pkey1,
ah_attr->sl,
rdma_ah_get_sl(ah_attr),
sqp->ibqp.qp_num, qp->ibqp.qp_num,
cpu_to_be16(lid),
cpu_to_be16(ah_attr->dlid));
cpu_to_be16(rdma_ah_get_dlid(ah_attr)));
goto drop;
}
}
@ -116,13 +116,13 @@ static void qib_ud_loopback(struct rvt_qp *sqp, struct rvt_swqe *swqe)
if (unlikely(qkey != qp->qkey)) {
u16 lid;
lid = ppd->lid | (ah_attr->src_path_bits &
lid = ppd->lid | (rdma_ah_get_path_bits(ah_attr) &
((1 << ppd->lmc) - 1));
qib_bad_pqkey(ibp, IB_NOTICE_TRAP_BAD_QKEY, qkey,
ah_attr->sl,
rdma_ah_get_sl(ah_attr),
sqp->ibqp.qp_num, qp->ibqp.qp_num,
cpu_to_be16(lid),
cpu_to_be16(ah_attr->dlid));
cpu_to_be16(rdma_ah_get_dlid(ah_attr)));
goto drop;
}
}
@ -168,11 +168,11 @@ static void qib_ud_loopback(struct rvt_qp *sqp, struct rvt_swqe *swqe)
goto bail_unlock;
}
if (ah_attr->ah_flags & IB_AH_GRH) {
if (rdma_ah_get_ah_flags(ah_attr) & IB_AH_GRH) {
struct ib_grh grh;
struct ib_global_route grd = ah_attr->grh;
const struct ib_global_route *grd = rdma_ah_read_grh(ah_attr);
qib_make_grh(ibp, &grh, &grd, 0, 0);
qib_make_grh(ibp, &grh, grd, 0, 0);
qib_copy_sge(&qp->r_sge, &grh,
sizeof(grh), 1);
wc.wc_flags |= IB_WC_GRH;
@ -220,9 +220,10 @@ static void qib_ud_loopback(struct rvt_qp *sqp, struct rvt_swqe *swqe)
wc.src_qp = sqp->ibqp.qp_num;
wc.pkey_index = qp->ibqp.qp_type == IB_QPT_GSI ?
swqe->ud_wr.pkey_index : 0;
wc.slid = ppd->lid | (ah_attr->src_path_bits & ((1 << ppd->lmc) - 1));
wc.sl = ah_attr->sl;
wc.dlid_path_bits = ah_attr->dlid & ((1 << ppd->lmc) - 1);
wc.slid = ppd->lid | (rdma_ah_get_path_bits(ah_attr) &
((1 << ppd->lmc) - 1));
wc.sl = rdma_ah_get_sl(ah_attr);
wc.dlid_path_bits = rdma_ah_get_dlid(ah_attr) & ((1 << ppd->lmc) - 1);
wc.port_num = qp->port_num;
/* Signal completion event if the solicited bit is set. */
rvt_cq_enter(ibcq_to_rvtcq(qp->ibqp.recv_cq), &wc,
@ -289,14 +290,15 @@ int qib_make_ud_req(struct rvt_qp *qp, unsigned long *flags)
ibp = to_iport(qp->ibqp.device, qp->port_num);
ppd = ppd_from_ibp(ibp);
ah_attr = &ibah_to_rvtah(wqe->ud_wr.ah)->attr;
if (ah_attr->dlid >= be16_to_cpu(IB_MULTICAST_LID_BASE)) {
if (ah_attr->dlid != be16_to_cpu(IB_LID_PERMISSIVE))
if (rdma_ah_get_dlid(ah_attr) >= be16_to_cpu(IB_MULTICAST_LID_BASE)) {
if (rdma_ah_get_dlid(ah_attr) !=
be16_to_cpu(IB_LID_PERMISSIVE))
this_cpu_inc(ibp->pmastats->n_multicast_xmit);
else
this_cpu_inc(ibp->pmastats->n_unicast_xmit);
} else {
this_cpu_inc(ibp->pmastats->n_unicast_xmit);
lid = ah_attr->dlid & ~((1 << ppd->lmc) - 1);
lid = rdma_ah_get_dlid(ah_attr) & ~((1 << ppd->lmc) - 1);
if (unlikely(lid == ppd->lid)) {
unsigned long tflags = *flags;
/*
@ -328,17 +330,17 @@ int qib_make_ud_req(struct rvt_qp *qp, unsigned long *flags)
qp->s_hdrwords = 7;
qp->s_cur_size = wqe->length;
qp->s_cur_sge = &qp->s_sge;
qp->s_srate = ah_attr->static_rate;
qp->s_srate = rdma_ah_get_static_rate(ah_attr);
qp->s_wqe = wqe;
qp->s_sge.sge = wqe->sg_list[0];
qp->s_sge.sg_list = wqe->sg_list + 1;
qp->s_sge.num_sge = wqe->wr.num_sge;
qp->s_sge.total_len = wqe->length;
if (ah_attr->ah_flags & IB_AH_GRH) {
if (rdma_ah_get_ah_flags(ah_attr) & IB_AH_GRH) {
/* Header size in 32-bit words. */
qp->s_hdrwords += qib_make_grh(ibp, &priv->s_hdr->u.l.grh,
&ah_attr->grh,
rdma_ah_read_grh(ah_attr),
qp->s_hdrwords, nwords);
lrh0 = QIB_LRH_GRH;
ohdr = &priv->s_hdr->u.l.oth;
@ -357,18 +359,20 @@ int qib_make_ud_req(struct rvt_qp *qp, unsigned long *flags)
bth0 = IB_OPCODE_UD_SEND_ONLY_WITH_IMMEDIATE << 24;
} else
bth0 = IB_OPCODE_UD_SEND_ONLY << 24;
lrh0 |= ah_attr->sl << 4;
lrh0 |= rdma_ah_get_sl(ah_attr) << 4;
if (qp->ibqp.qp_type == IB_QPT_SMI)
lrh0 |= 0xF000; /* Set VL (see ch. 13.5.3.1) */
else
lrh0 |= ibp->sl_to_vl[ah_attr->sl] << 12;
lrh0 |= ibp->sl_to_vl[rdma_ah_get_sl(ah_attr)] << 12;
priv->s_hdr->lrh[0] = cpu_to_be16(lrh0);
priv->s_hdr->lrh[1] = cpu_to_be16(ah_attr->dlid); /* DEST LID */
priv->s_hdr->lrh[1] =
cpu_to_be16(rdma_ah_get_dlid(ah_attr)); /* DEST LID */
priv->s_hdr->lrh[2] =
cpu_to_be16(qp->s_hdrwords + nwords + SIZE_OF_CRC);
lid = ppd->lid;
if (lid) {
lid |= ah_attr->src_path_bits & ((1 << ppd->lmc) - 1);
lid |= rdma_ah_get_path_bits(ah_attr) &
((1 << ppd->lmc) - 1);
priv->s_hdr->lrh[3] = cpu_to_be16(lid);
} else
priv->s_hdr->lrh[3] = IB_LID_PERMISSIVE;
@ -382,8 +386,9 @@ int qib_make_ud_req(struct rvt_qp *qp, unsigned long *flags)
/*
* Use the multicast QP if the destination LID is a multicast LID.
*/
ohdr->bth[1] = ah_attr->dlid >= be16_to_cpu(IB_MULTICAST_LID_BASE) &&
ah_attr->dlid != be16_to_cpu(IB_LID_PERMISSIVE) ?
ohdr->bth[1] = rdma_ah_get_dlid(ah_attr) >=
be16_to_cpu(IB_MULTICAST_LID_BASE) &&
rdma_ah_get_dlid(ah_attr) != be16_to_cpu(IB_LID_PERMISSIVE) ?
cpu_to_be32(QIB_MULTICAST_QPN) :
cpu_to_be32(wqe->ud_wr.remote_qpn);
ohdr->bth[2] = cpu_to_be32(wqe->psn & QIB_PSN_MASK);

12
drivers/infiniband/hw/qib/qib_verbs.c
View File

@ -1338,7 +1338,7 @@ static int qib_get_guid_be(struct rvt_dev_info *rdi, struct rvt_ibport *rvp,
int qib_check_ah(struct ib_device *ibdev, struct rdma_ah_attr *ah_attr)
{
if (ah_attr->sl > 15)
if (rdma_ah_get_sl(ah_attr) > 15)
return -EINVAL;
return 0;
@ -1356,9 +1356,9 @@ static void qib_notify_new_ah(struct ib_device *ibdev,
* done being setup. We can however modify things which we need to set.
*/
ibp = to_iport(ibdev, ah_attr->port_num);
ibp = to_iport(ibdev, rdma_ah_get_port_num(ah_attr));
ppd = ppd_from_ibp(ibp);
ah->vl = ibp->sl_to_vl[ah->attr.sl];
ah->vl = ibp->sl_to_vl[rdma_ah_get_sl(&ah->attr)];
ah->log_pmtu = ilog2(ppd->ibmtu);
}
@ -1367,10 +1367,12 @@ struct ib_ah *qib_create_qp0_ah(struct qib_ibport *ibp, u16 dlid)
struct rdma_ah_attr attr;
struct ib_ah *ah = ERR_PTR(-EINVAL);
struct rvt_qp *qp0;
struct qib_pportdata *ppd = ppd_from_ibp(ibp);
u8 port_num = ppd->port;
memset(&attr, 0, sizeof(attr));
attr.dlid = dlid;
attr.port_num = ppd_from_ibp(ibp)->port;
rdma_ah_set_dlid(&attr, dlid);
rdma_ah_set_port_num(&attr, port_num);
rcu_read_lock();
qp0 = rcu_dereference(ibp->rvp.qp[0]);
if (qp0)

2
drivers/infiniband/hw/qib/qib_verbs.h
View File

@ -335,7 +335,7 @@ int qib_ruc_check_hdr(struct qib_ibport *ibp, struct ib_header *hdr,
int has_grh, struct rvt_qp *qp, u32 bth0);
u32 qib_make_grh(struct qib_ibport *ibp, struct ib_grh *hdr,
struct ib_global_route *grh, u32 hwords, u32 nwords);
const struct ib_global_route *grh, u32 hwords, u32 nwords);
void qib_make_ruc_header(struct rvt_qp *qp, struct ib_other_headers *ohdr,
u32 bth0, u32 bth2);

32
drivers/infiniband/hw/vmw_pvrdma/pvrdma_misc.c
View File

@ -280,25 +280,25 @@ void ib_global_route_to_pvrdma(struct pvrdma_global_route *dst,
void pvrdma_ah_attr_to_rdma(struct rdma_ah_attr *dst,
const struct pvrdma_ah_attr *src)
{
pvrdma_global_route_to_ib(&dst->grh, &src->grh);
dst->dlid = src->dlid;
dst->sl = src->sl;
dst->src_path_bits = src->src_path_bits;
dst->static_rate = src->static_rate;
dst->ah_flags = src->ah_flags;
dst->port_num = src->port_num;
memcpy(&dst->dmac, &src->dmac, sizeof(dst->dmac));
pvrdma_global_route_to_ib(rdma_ah_retrieve_grh(dst), &src->grh);
rdma_ah_set_dlid(dst, src->dlid);
rdma_ah_set_sl(dst, src->sl);
rdma_ah_set_path_bits(dst, src->src_path_bits);
rdma_ah_set_static_rate(dst, src->static_rate);
rdma_ah_set_ah_flags(dst, src->ah_flags);
rdma_ah_set_port_num(dst, src->port_num);
memcpy(dst->dmac, &src->dmac, ETH_ALEN);
}
void rdma_ah_attr_to_pvrdma(struct pvrdma_ah_attr *dst,
const struct rdma_ah_attr *src)
{
ib_global_route_to_pvrdma(&dst->grh, &src->grh);
dst->dlid = src->dlid;
dst->sl = src->sl;
dst->src_path_bits = src->src_path_bits;
dst->static_rate = src->static_rate;
dst->ah_flags = src->ah_flags;
dst->port_num = src->port_num;
memcpy(&dst->dmac, &src->dmac, sizeof(dst->dmac));
ib_global_route_to_pvrdma(&dst->grh, rdma_ah_read_grh(src));
dst->dlid = rdma_ah_get_dlid(src);
dst->sl = rdma_ah_get_sl(src);
dst->src_path_bits = rdma_ah_get_path_bits(src);
dst->static_rate = rdma_ah_get_static_rate(src);
dst->ah_flags = rdma_ah_get_ah_flags(src);
dst->port_num = rdma_ah_get_port_num(src);
memcpy(&dst->dmac, src->dmac, sizeof(dst->dmac));
}

27
drivers/infiniband/hw/vmw_pvrdma/pvrdma_verbs.c
View File

@ -526,14 +526,17 @@ struct ib_ah *pvrdma_create_ah(struct ib_pd *pd, struct rdma_ah_attr *ah_attr,
struct pvrdma_dev *dev = to_vdev(pd->device);
struct pvrdma_ah *ah;
enum rdma_link_layer ll;
const struct ib_global_route *grh;
u8 port_num = rdma_ah_get_port_num(ah_attr);
if (!(ah_attr->ah_flags & IB_AH_GRH))
if (!(rdma_ah_get_ah_flags(ah_attr) & IB_AH_GRH))
return ERR_PTR(-EINVAL);
ll = rdma_port_get_link_layer(pd->device, ah_attr->port_num);
ll = rdma_port_get_link_layer(pd->device,
rdma_ah_get_port_num(ah_attr));
grh = rdma_ah_read_grh(ah_attr);
if (ll != IB_LINK_LAYER_ETHERNET ||
rdma_is_multicast_addr((struct in6_addr *)ah_attr->grh.dgid.raw))
rdma_is_multicast_addr((struct in6_addr *)grh->dgid.raw))
return ERR_PTR(-EINVAL);
if (!atomic_add_unless(&dev->num_ahs, 1, dev->dsr->caps.max_ah))
@ -545,15 +548,15 @@ struct ib_ah *pvrdma_create_ah(struct ib_pd *pd, struct rdma_ah_attr *ah_attr,
return ERR_PTR(-ENOMEM);
}
ah->av.port_pd = to_vpd(pd)->pd_handle | (ah_attr->port_num << 24);
ah->av.src_path_bits = ah_attr->src_path_bits;
ah->av.port_pd = to_vpd(pd)->pd_handle | (port_num << 24);
ah->av.src_path_bits = rdma_ah_get_path_bits(ah_attr);
ah->av.src_path_bits |= 0x80;
ah->av.gid_index = ah_attr->grh.sgid_index;
ah->av.hop_limit = ah_attr->grh.hop_limit;
ah->av.sl_tclass_flowlabel = (ah_attr->grh.traffic_class << 20) |
ah_attr->grh.flow_label;
memcpy(ah->av.dgid, ah_attr->grh.dgid.raw, 16);
memcpy(ah->av.dmac, ah_attr->dmac, 6);
ah->av.gid_index = grh->sgid_index;
ah->av.hop_limit = grh->hop_limit;
ah->av.sl_tclass_flowlabel = (grh->traffic_class << 20) |
grh->flow_label;
memcpy(ah->av.dgid, grh->dgid.raw, 16);
memcpy(ah->av.dmac, ah_attr->dmac, ETH_ALEN);
ah->ibah.device = pd->device;
ah->ibah.pd = pd;

29
drivers/infiniband/sw/rdmavt/ah.c
View File

@ -63,29 +63,32 @@ int rvt_check_ah(struct ib_device *ibdev,
struct rdma_ah_attr *ah_attr)
{
int err;
int port_num = rdma_ah_get_port_num(ah_attr);
struct ib_port_attr port_attr;
struct rvt_dev_info *rdi = ib_to_rvt(ibdev);
enum rdma_link_layer link = rdma_port_get_link_layer(ibdev,
ah_attr->port_num);
enum rdma_link_layer link = rdma_port_get_link_layer(ibdev, port_num);
u32 dlid = rdma_ah_get_dlid(ah_attr);
u8 ah_flags = rdma_ah_get_ah_flags(ah_attr);
u8 static_rate = rdma_ah_get_static_rate(ah_attr);
err = ib_query_port(ibdev, ah_attr->port_num, &port_attr);
err = ib_query_port(ibdev, port_num, &port_attr);
if (err)
return -EINVAL;
if (ah_attr->port_num < 1 ||
ah_attr->port_num > ibdev->phys_port_cnt)
if (port_num < 1 ||
port_num > ibdev->phys_port_cnt)
return -EINVAL;
if (ah_attr->static_rate != IB_RATE_PORT_CURRENT &&
ib_rate_to_mbps(ah_attr->static_rate) < 0)
if (static_rate != IB_RATE_PORT_CURRENT &&
ib_rate_to_mbps(static_rate) < 0)
return -EINVAL;
if ((ah_attr->ah_flags & IB_AH_GRH) &&
ah_attr->grh.sgid_index >= port_attr.gid_tbl_len)
if ((ah_flags & IB_AH_GRH) &&
rdma_ah_read_grh(ah_attr)->sgid_index >= port_attr.gid_tbl_len)
return -EINVAL;
if (link != IB_LINK_LAYER_ETHERNET) {
if (ah_attr->dlid == 0)
if (dlid == 0)
return -EINVAL;
if (ah_attr->dlid >= be16_to_cpu(IB_MULTICAST_LID_BASE) &&
ah_attr->dlid != be16_to_cpu(IB_LID_PERMISSIVE) &&
!(ah_attr->ah_flags & IB_AH_GRH))
if (dlid >= be16_to_cpu(IB_MULTICAST_LID_BASE) &&
dlid != be16_to_cpu(IB_LID_PERMISSIVE) &&
!(ah_flags & IB_AH_GRH))
return -EINVAL;
}
if (rdi->driver_f.check_ah)

12
drivers/infiniband/sw/rdmavt/qp.c
View File

@ -1104,14 +1104,15 @@ int rvt_modify_qp(struct ib_qp *ibqp, struct ib_qp_attr *attr,
goto inval;
if (attr_mask & IB_QP_AV) {
if (attr->ah_attr.dlid >= be16_to_cpu(IB_MULTICAST_LID_BASE))
if (rdma_ah_get_dlid(&attr->ah_attr) >=
be16_to_cpu(IB_MULTICAST_LID_BASE))
goto inval;
if (rvt_check_ah(qp->ibqp.device, &attr->ah_attr))
goto inval;
}
if (attr_mask & IB_QP_ALT_PATH) {
if (attr->alt_ah_attr.dlid >=
if (rdma_ah_get_dlid(&attr->alt_ah_attr) >=
be16_to_cpu(IB_MULTICAST_LID_BASE))
goto inval;
if (rvt_check_ah(qp->ibqp.device, &attr->alt_ah_attr))
@ -1240,7 +1241,7 @@ int rvt_modify_qp(struct ib_qp *ibqp, struct ib_qp_attr *attr,
if (attr_mask & IB_QP_AV) {
qp->remote_ah_attr = attr->ah_attr;
qp->s_srate = attr->ah_attr.static_rate;
qp->s_srate = rdma_ah_get_static_rate(&attr->ah_attr);
qp->srate_mbps = ib_rate_to_mbps(qp->s_srate);
}
@ -1253,7 +1254,7 @@ int rvt_modify_qp(struct ib_qp *ibqp, struct ib_qp_attr *attr,
qp->s_mig_state = attr->path_mig_state;
if (mig) {
qp->remote_ah_attr = qp->alt_ah_attr;
qp->port_num = qp->alt_ah_attr.port_num;
qp->port_num = rdma_ah_get_port_num(&qp->alt_ah_attr);
qp->s_pkey_index = qp->s_alt_pkey_index;
}
}
@ -1424,7 +1425,8 @@ int rvt_query_qp(struct ib_qp *ibqp, struct ib_qp_attr *attr,
attr->timeout = qp->timeout;
attr->retry_cnt = qp->s_retry_cnt;
attr->rnr_retry = qp->s_rnr_retry_cnt;
attr->alt_port_num = qp->alt_ah_attr.port_num;
attr->alt_port_num =
rdma_ah_get_port_num(&qp->alt_ah_attr);
attr->alt_timeout = qp->alt_timeout;
init_attr->event_handler = qp->ibqp.event_handler;

24
drivers/infiniband/sw/rxe/rxe_av.c
View File

@ -38,17 +38,18 @@ int rxe_av_chk_attr(struct rxe_dev *rxe, struct rdma_ah_attr *attr)
{
struct rxe_port *port;
if (attr->port_num != 1) {
pr_info("invalid port_num = %d\n", attr->port_num);
if (rdma_ah_get_port_num(attr) != 1) {
pr_info("invalid port_num = %d\n", rdma_ah_get_port_num(attr));
return -EINVAL;
}
port = &rxe->port;
if (attr->ah_flags & IB_AH_GRH) {
if (attr->grh.sgid_index > port->attr.gid_tbl_len) {
pr_info("invalid sgid index = %d\n",
attr->grh.sgid_index);
if (rdma_ah_get_ah_flags(attr) & IB_AH_GRH) {
u8 sgid_index = rdma_ah_read_grh(attr)->sgid_index;
if (sgid_index > port->attr.gid_tbl_len) {
pr_info("invalid sgid index = %d\n", sgid_index);
return -EINVAL;
}
}
@ -60,7 +61,8 @@ int rxe_av_from_attr(struct rxe_dev *rxe, u8 port_num,
struct rxe_av *av, struct rdma_ah_attr *attr)
{
memset(av, 0, sizeof(*av));
memcpy(&av->grh, &attr->grh, sizeof(attr->grh));
memcpy(&av->grh, rdma_ah_read_grh(attr),
sizeof(*rdma_ah_read_grh(attr)));
av->port_num = port_num;
return 0;
}
@ -68,9 +70,9 @@ int rxe_av_from_attr(struct rxe_dev *rxe, u8 port_num,
int rxe_av_to_attr(struct rxe_dev *rxe, struct rxe_av *av,
struct rdma_ah_attr *attr)
{
memcpy(&attr->grh, &av->grh, sizeof(av->grh));
attr->ah_flags = IB_AH_GRH;
attr->port_num = av->port_num;
memcpy(rdma_ah_retrieve_grh(attr), &av->grh, sizeof(av->grh));
rdma_ah_set_ah_flags(attr, IB_AH_GRH);
rdma_ah_set_port_num(attr, av->port_num);
return 0;
}
@ -81,7 +83,7 @@ int rxe_av_fill_ip_info(struct rxe_dev *rxe,
union ib_gid *sgid)
{
rdma_gid2ip(&av->sgid_addr._sockaddr, sgid);
rdma_gid2ip(&av->dgid_addr._sockaddr, &attr->grh.dgid);
rdma_gid2ip(&av->dgid_addr._sockaddr, &rdma_ah_read_grh(attr)->dgid);
av->network_type = ib_gid_to_network_type(sgid_attr->gid_type, sgid);
return 0;

12
drivers/infiniband/sw/rxe/rxe_qp.c
View File

@ -631,8 +631,8 @@ int rxe_qp_from_attr(struct rxe_qp *qp, struct ib_qp_attr *attr, int mask,
if (mask & IB_QP_AV) {
ib_get_cached_gid(&rxe->ib_dev, 1,
attr->ah_attr.grh.sgid_index, &sgid,
&sgid_attr);
rdma_ah_read_grh(&attr->ah_attr)->sgid_index,
&sgid, &sgid_attr);
rxe_av_from_attr(rxe, attr->port_num, &qp->pri_av,
&attr->ah_attr);
rxe_av_fill_ip_info(rxe, &qp->pri_av, &attr->ah_attr,
@ -642,9 +642,11 @@ int rxe_qp_from_attr(struct rxe_qp *qp, struct ib_qp_attr *attr, int mask,
}
if (mask & IB_QP_ALT_PATH) {
ib_get_cached_gid(&rxe->ib_dev, 1,
attr->alt_ah_attr.grh.sgid_index, &sgid,
&sgid_attr);
u8 sgid_index =
rdma_ah_read_grh(&attr->alt_ah_attr)->sgid_index;
ib_get_cached_gid(&rxe->ib_dev, 1, sgid_index,
&sgid, &sgid_attr);
rxe_av_from_attr(rxe, attr->alt_port_num, &qp->alt_av,
&attr->alt_ah_attr);

6
drivers/infiniband/sw/rxe/rxe_verbs.c
View File

@ -304,15 +304,15 @@ static int rxe_init_av(struct rxe_dev *rxe, struct rdma_ah_attr *attr,
union ib_gid sgid;
struct ib_gid_attr sgid_attr;
err = ib_get_cached_gid(&rxe->ib_dev, attr->port_num,
attr->grh.sgid_index, &sgid,
err = ib_get_cached_gid(&rxe->ib_dev, rdma_ah_get_port_num(attr),
rdma_ah_read_grh(attr)->sgid_index, &sgid,
&sgid_attr);
if (err) {
pr_err("Failed to query sgid. err = %d\n", err);
return err;
}
err = rxe_av_from_attr(rxe, attr->port_num, av, attr);
err = rxe_av_from_attr(rxe, rdma_ah_get_port_num(attr), av, attr);
if (!err)
err = rxe_av_fill_ip_info(rxe, av, attr, &sgid_attr, &sgid);

55
drivers/infiniband/ulp/ipoib/ipoib_multicast.c
View File

@ -215,6 +215,7 @@ static int ipoib_mcast_join_finish(struct ipoib_mcast *mcast,
struct ipoib_dev_priv *priv = ipoib_priv(dev);
struct rdma_netdev *rn = netdev_priv(dev);
struct ipoib_ah *ah;
struct rdma_ah_attr av;
int ret;
int set_qkey = 0;
@ -273,39 +274,33 @@ static int ipoib_mcast_join_finish(struct ipoib_mcast *mcast,
}
}
{
struct rdma_ah_attr av = {
.dlid = be16_to_cpu(mcast->mcmember.mlid),
.port_num = priv->port,
.sl = mcast->mcmember.sl,
.ah_flags = IB_AH_GRH,
.static_rate = mcast->mcmember.rate,
.grh = {
.flow_label = be32_to_cpu(mcast->mcmember.flow_label),
.hop_limit = mcast->mcmember.hop_limit,
.sgid_index = 0,
.traffic_class = mcast->mcmember.traffic_class
}
};
av.grh.dgid = mcast->mcmember.mgid;
memset(&av, 0, sizeof(av));
rdma_ah_set_dlid(&av, be16_to_cpu(mcast->mcmember.mlid)),
rdma_ah_set_port_num(&av, priv->port);
rdma_ah_set_sl(&av, mcast->mcmember.sl);
rdma_ah_set_static_rate(&av, mcast->mcmember.rate);
ah = ipoib_create_ah(dev, priv->pd, &av);
if (IS_ERR(ah)) {
ipoib_warn(priv, "ib_address_create failed %ld\n",
-PTR_ERR(ah));
/* use original error */
return PTR_ERR(ah);
}
spin_lock_irq(&priv->lock);
mcast->ah = ah;
spin_unlock_irq(&priv->lock);
rdma_ah_set_grh(&av, &mcast->mcmember.mgid,
be32_to_cpu(mcast->mcmember.flow_label),
0, mcast->mcmember.hop_limit,
mcast->mcmember.traffic_class);
ipoib_dbg_mcast(priv, "MGID %pI6 AV %p, LID 0x%04x, SL %d\n",
mcast->mcmember.mgid.raw,
mcast->ah->ah,
be16_to_cpu(mcast->mcmember.mlid),
mcast->mcmember.sl);
ah = ipoib_create_ah(dev, priv->pd, &av);
if (IS_ERR(ah)) {
ipoib_warn(priv, "ib_address_create failed %ld\n",
-PTR_ERR(ah));
/* use original error */
return PTR_ERR(ah);
}
spin_lock_irq(&priv->lock);
mcast->ah = ah;
spin_unlock_irq(&priv->lock);
ipoib_dbg_mcast(priv, "MGID %pI6 AV %p, LID 0x%04x, SL %d\n",
mcast->mcmember.mgid.raw,
mcast->ah->ah,
be16_to_cpu(mcast->mcmember.mlid),
mcast->mcmember.sl);
/* actually send any queued packets */
netif_tx_lock_bh(dev);

10
drivers/infiniband/ulp/opa_vnic/opa_vnic_vema.c
View File

@ -757,8 +757,9 @@ void opa_vnic_vema_send_trap(struct opa_vnic_adapter *adapter,
class = &port->class_port_info;
/* Set up address handle */
memset(&ah_attr, 0, sizeof(ah_attr));
ah_attr.sl = GET_TRAP_SL_FROM_CLASS_PORT_INFO(class->trap_sl_rsvd);
ah_attr.port_num = port->port_num;
rdma_ah_set_sl(&ah_attr,
GET_TRAP_SL_FROM_CLASS_PORT_INFO(class->trap_sl_rsvd));
rdma_ah_set_port_num(&ah_attr, port->port_num);
trap_lid = be32_to_cpu(class->trap_lid);
/*
* check for trap lid validity, must not be zero
@ -771,12 +772,13 @@ void opa_vnic_vema_send_trap(struct opa_vnic_adapter *adapter,
goto err_exit;
}
ah_attr.dlid = trap_lid;
rdma_ah_set_dlid(&ah_attr, trap_lid);
ah = rdma_create_ah(port->mad_agent->qp->pd, &ah_attr);
if (IS_ERR(ah)) {
c_err("%s:Couldn't create new AH = %p\n", __func__, ah);
c_err("%s:dlid = %d, sl = %d, port = %d\n", __func__,
ah_attr.dlid, ah_attr.sl, ah_attr.port_num);
rdma_ah_get_dlid(&ah_attr), rdma_ah_get_sl(&ah_attr),
rdma_ah_get_port_num(&ah_attr));
goto err_exit;
}

8
net/smc/smc_ib.c
View File

@ -80,11 +80,9 @@ static int smc_ib_modify_qp_rtr(struct smc_link *lnk)
memset(&qp_attr, 0, sizeof(qp_attr));
qp_attr.qp_state = IB_QPS_RTR;
qp_attr.path_mtu = min(lnk->path_mtu, lnk->peer_mtu);
qp_attr.ah_attr.port_num = lnk->ibport;
qp_attr.ah_attr.ah_flags = IB_AH_GRH;
qp_attr.ah_attr.grh.hop_limit = 1;
memcpy(&qp_attr.ah_attr.grh.dgid, lnk->peer_gid,
sizeof(lnk->peer_gid));
rdma_ah_set_port_num(&qp_attr.ah_attr, lnk->ibport);
rdma_ah_set_grh(&qp_attr.ah_attr, NULL, 0, 0, 1, 0);
rdma_ah_set_dgid_raw(&qp_attr.ah_attr, lnk->peer_gid);
memcpy(&qp_attr.ah_attr.dmac, lnk->peer_mac,
sizeof(lnk->peer_mac));
qp_attr.dest_qp_num = lnk->peer_qpn;