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path: root/drivers/infiniband/hw/mlx4/qp.c
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Diffstat (limited to 'drivers/infiniband/hw/mlx4/qp.c')
-rw-r--r--drivers/infiniband/hw/mlx4/qp.c112
1 files changed, 56 insertions, 56 deletions
diff --git a/drivers/infiniband/hw/mlx4/qp.c b/drivers/infiniband/hw/mlx4/qp.c
index c34eebc7db65..996e9058e515 100644
--- a/drivers/infiniband/hw/mlx4/qp.c
+++ b/drivers/infiniband/hw/mlx4/qp.c
@@ -745,7 +745,7 @@ static int create_qp_common(struct mlx4_ib_dev *dev, struct ib_pd *pd,
}
err = mlx4_mtt_init(dev->dev, ib_umem_page_count(qp->umem),
- ilog2(qp->umem->page_size), &qp->mtt);
+ qp->umem->page_shift, &qp->mtt);
if (err)
goto err_buf;
@@ -1383,31 +1383,31 @@ static void mlx4_set_sched(struct mlx4_qp_path *path, u8 port)
path->sched_queue = (path->sched_queue & 0xbf) | ((port - 1) << 6);
}
-static int _mlx4_set_path(struct mlx4_ib_dev *dev, const struct ib_ah_attr *ah,
+static int _mlx4_set_path(struct mlx4_ib_dev *dev,
+ const struct rdma_ah_attr *ah,
u64 smac, u16 vlan_tag, struct mlx4_qp_path *path,
struct mlx4_roce_smac_vlan_info *smac_info, u8 port)
{
- int is_eth = rdma_port_get_link_layer(&dev->ib_dev, port) ==
- IB_LINK_LAYER_ETHERNET;
int vidx;
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",
@@ -1417,19 +1417,19 @@ static int _mlx4_set_path(struct mlx4_ib_dev *dev, const struct ib_ah_attr *ah,
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 (ah->type == RDMA_AH_ATTR_TYPE_ROCE) {
+ 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) {
@@ -1488,14 +1488,13 @@ static int _mlx4_set_path(struct mlx4_ib_dev *dev, const struct ib_ah_attr *ah,
} else {
smac_index = smac_info->smac_index;
}
-
- memcpy(path->dmac, ah->dmac, 6);
+ memcpy(path->dmac, ah->roce.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;
@@ -1767,11 +1766,13 @@ 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);
@@ -3394,39 +3395,37 @@ static int to_ib_qp_access_flags(int mlx4_flags)
return ib_flags;
}
-static void to_ib_ah_attr(struct mlx4_ib_dev *ibdev, struct ib_ah_attr *ib_ah_attr,
- struct mlx4_qp_path *path)
+static void to_rdma_ah_attr(struct mlx4_ib_dev *ibdev,
+ struct rdma_ah_attr *ah_attr,
+ struct mlx4_qp_path *path)
{
struct mlx4_dev *dev = ibdev->dev;
- int is_eth;
-
- memset(ib_ah_attr, 0, sizeof *ib_ah_attr);
- ib_ah_attr->port_num = path->sched_queue & 0x40 ? 2 : 1;
+ u8 port_num = path->sched_queue & 0x40 ? 2 : 1;
- if (ib_ah_attr->port_num == 0 || ib_ah_attr->port_num > dev->caps.num_ports)
+ memset(ah_attr, 0, sizeof(*ah_attr));
+ ah_attr->type = rdma_ah_find_type(&ibdev->ib_dev, port_num);
+ 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;
- if (is_eth)
- ib_ah_attr->sl = ((path->sched_queue >> 3) & 0x7) |
- ((path->sched_queue & 4) << 1);
+ if (ah_attr->type == RDMA_AH_ATTR_TYPE_ROCE)
+ 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);
+ rdma_ah_set_port_num(ah_attr, port_num);
- 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);
}
}
@@ -3467,10 +3466,11 @@ int mlx4_ib_query_qp(struct ib_qp *ibqp, struct ib_qp_attr *qp_attr, int qp_attr
to_ib_qp_access_flags(be32_to_cpu(context.params2));
if (qp->ibqp.qp_type == IB_QPT_RC || qp->ibqp.qp_type == IB_QPT_UC) {
- to_ib_ah_attr(dev, &qp_attr->ah_attr, &context.pri_path);
- to_ib_ah_attr(dev, &qp_attr->alt_ah_attr, &context.alt_path);
+ 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;
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