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path: root/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c
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Diffstat (limited to 'drivers/net/ethernet/mellanox/mlx4/resource_tracker.c')
-rw-r--r--drivers/net/ethernet/mellanox/mlx4/resource_tracker.c129
1 files changed, 107 insertions, 22 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c b/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c
index 1391b52f443..e12e0d2e0ee 100644
--- a/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c
+++ b/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c
@@ -75,6 +75,7 @@ struct res_gid {
u8 gid[16];
enum mlx4_protocol prot;
enum mlx4_steer_type steer;
+ u64 reg_id;
};
enum res_qp_states {
@@ -352,6 +353,47 @@ static void update_gid(struct mlx4_dev *dev, struct mlx4_cmd_mailbox *inbox,
}
}
+static int update_vport_qp_param(struct mlx4_dev *dev,
+ struct mlx4_cmd_mailbox *inbox,
+ u8 slave)
+{
+ struct mlx4_qp_context *qpc = inbox->buf + 8;
+ struct mlx4_vport_oper_state *vp_oper;
+ struct mlx4_priv *priv;
+ u32 qp_type;
+ int port;
+
+ port = (qpc->pri_path.sched_queue & 0x40) ? 2 : 1;
+ priv = mlx4_priv(dev);
+ vp_oper = &priv->mfunc.master.vf_oper[slave].vport[port];
+
+ if (MLX4_VGT != vp_oper->state.default_vlan) {
+ qp_type = (be32_to_cpu(qpc->flags) >> 16) & 0xff;
+ if (MLX4_QP_ST_RC == qp_type)
+ return -EINVAL;
+
+ qpc->pri_path.vlan_index = vp_oper->vlan_idx;
+ qpc->pri_path.fl = (1 << 6) | (1 << 2); /* set cv bit and hide_cqe_vlan bit*/
+ qpc->pri_path.feup |= 1 << 3; /* set fvl bit */
+ qpc->pri_path.sched_queue &= 0xC7;
+ qpc->pri_path.sched_queue |= (vp_oper->state.default_qos) << 3;
+ mlx4_dbg(dev, "qp %d port %d Q 0x%x set vlan to %d vidx %d feup %x fl %x\n",
+ be32_to_cpu(qpc->local_qpn) & 0xffffff, port,
+ (int)(qpc->pri_path.sched_queue), vp_oper->state.default_vlan,
+ vp_oper->vlan_idx, (int)(qpc->pri_path.feup),
+ (int)(qpc->pri_path.fl));
+ }
+ if (vp_oper->state.spoofchk) {
+ qpc->pri_path.feup |= 1 << 5; /* set fsm bit */;
+ qpc->pri_path.grh_mylmc = (0x80 & qpc->pri_path.grh_mylmc) + vp_oper->mac_idx;
+ mlx4_dbg(dev, "spoof qp %d port %d feup 0x%x, myLmc 0x%x mindx %d\n",
+ be32_to_cpu(qpc->local_qpn) & 0xffffff, port,
+ (int)qpc->pri_path.feup, (int)qpc->pri_path.grh_mylmc,
+ vp_oper->mac_idx);
+ }
+ return 0;
+}
+
static int mpt_mask(struct mlx4_dev *dev)
{
return dev->caps.num_mpts - 1;
@@ -2797,6 +2839,9 @@ int mlx4_INIT2RTR_QP_wrapper(struct mlx4_dev *dev, int slave,
update_pkey_index(dev, slave, inbox);
update_gid(dev, inbox, (u8)slave);
adjust_proxy_tun_qkey(dev, vhcr, qpc);
+ err = update_vport_qp_param(dev, inbox, slave);
+ if (err)
+ return err;
return mlx4_GEN_QP_wrapper(dev, slave, vhcr, inbox, outbox, cmd);
}
@@ -2934,7 +2979,7 @@ static struct res_gid *find_gid(struct mlx4_dev *dev, int slave,
static int add_mcg_res(struct mlx4_dev *dev, int slave, struct res_qp *rqp,
u8 *gid, enum mlx4_protocol prot,
- enum mlx4_steer_type steer)
+ enum mlx4_steer_type steer, u64 reg_id)
{
struct res_gid *res;
int err;
@@ -2951,6 +2996,7 @@ static int add_mcg_res(struct mlx4_dev *dev, int slave, struct res_qp *rqp,
memcpy(res->gid, gid, 16);
res->prot = prot;
res->steer = steer;
+ res->reg_id = reg_id;
list_add_tail(&res->list, &rqp->mcg_list);
err = 0;
}
@@ -2961,7 +3007,7 @@ static int add_mcg_res(struct mlx4_dev *dev, int slave, struct res_qp *rqp,
static int rem_mcg_res(struct mlx4_dev *dev, int slave, struct res_qp *rqp,
u8 *gid, enum mlx4_protocol prot,
- enum mlx4_steer_type steer)
+ enum mlx4_steer_type steer, u64 *reg_id)
{
struct res_gid *res;
int err;
@@ -2971,6 +3017,7 @@ static int rem_mcg_res(struct mlx4_dev *dev, int slave, struct res_qp *rqp,
if (!res || res->prot != prot || res->steer != steer)
err = -EINVAL;
else {
+ *reg_id = res->reg_id;
list_del(&res->list);
kfree(res);
err = 0;
@@ -2980,6 +3027,37 @@ static int rem_mcg_res(struct mlx4_dev *dev, int slave, struct res_qp *rqp,
return err;
}
+static int qp_attach(struct mlx4_dev *dev, struct mlx4_qp *qp, u8 gid[16],
+ int block_loopback, enum mlx4_protocol prot,
+ enum mlx4_steer_type type, u64 *reg_id)
+{
+ switch (dev->caps.steering_mode) {
+ case MLX4_STEERING_MODE_DEVICE_MANAGED:
+ return mlx4_trans_to_dmfs_attach(dev, qp, gid, gid[5],
+ block_loopback, prot,
+ reg_id);
+ case MLX4_STEERING_MODE_B0:
+ return mlx4_qp_attach_common(dev, qp, gid,
+ block_loopback, prot, type);
+ default:
+ return -EINVAL;
+ }
+}
+
+static int qp_detach(struct mlx4_dev *dev, struct mlx4_qp *qp, u8 gid[16],
+ enum mlx4_protocol prot, enum mlx4_steer_type type,
+ u64 reg_id)
+{
+ switch (dev->caps.steering_mode) {
+ case MLX4_STEERING_MODE_DEVICE_MANAGED:
+ return mlx4_flow_detach(dev, reg_id);
+ case MLX4_STEERING_MODE_B0:
+ return mlx4_qp_detach_common(dev, qp, gid, prot, type);
+ default:
+ return -EINVAL;
+ }
+}
+
int mlx4_QP_ATTACH_wrapper(struct mlx4_dev *dev, int slave,
struct mlx4_vhcr *vhcr,
struct mlx4_cmd_mailbox *inbox,
@@ -2992,14 +3070,12 @@ int mlx4_QP_ATTACH_wrapper(struct mlx4_dev *dev, int slave,
int err;
int qpn;
struct res_qp *rqp;
+ u64 reg_id = 0;
int attach = vhcr->op_modifier;
int block_loopback = vhcr->in_modifier >> 31;
u8 steer_type_mask = 2;
enum mlx4_steer_type type = (gid[7] & steer_type_mask) >> 1;
- if (dev->caps.steering_mode != MLX4_STEERING_MODE_B0)
- return -EINVAL;
-
qpn = vhcr->in_modifier & 0xffffff;
err = get_res(dev, slave, qpn, RES_QP, &rqp);
if (err)
@@ -3007,30 +3083,32 @@ int mlx4_QP_ATTACH_wrapper(struct mlx4_dev *dev, int slave,
qp.qpn = qpn;
if (attach) {
- err = add_mcg_res(dev, slave, rqp, gid, prot, type);
- if (err)
+ err = qp_attach(dev, &qp, gid, block_loopback, prot,
+ type, &reg_id);
+ if (err) {
+ pr_err("Fail to attach rule to qp 0x%x\n", qpn);
goto ex_put;
-
- err = mlx4_qp_attach_common(dev, &qp, gid,
- block_loopback, prot, type);
+ }
+ err = add_mcg_res(dev, slave, rqp, gid, prot, type, reg_id);
if (err)
- goto ex_rem;
+ goto ex_detach;
} else {
- err = rem_mcg_res(dev, slave, rqp, gid, prot, type);
+ err = rem_mcg_res(dev, slave, rqp, gid, prot, type, &reg_id);
if (err)
goto ex_put;
- err = mlx4_qp_detach_common(dev, &qp, gid, prot, type);
- }
+ err = qp_detach(dev, &qp, gid, prot, type, reg_id);
+ if (err)
+ pr_err("Fail to detach rule from qp 0x%x reg_id = 0x%llx\n",
+ qpn, reg_id);
+ }
put_res(dev, slave, qpn, RES_QP);
- return 0;
+ return err;
-ex_rem:
- /* ignore error return below, already in error */
- (void) rem_mcg_res(dev, slave, rqp, gid, prot, type);
+ex_detach:
+ qp_detach(dev, &qp, gid, prot, type, reg_id);
ex_put:
put_res(dev, slave, qpn, RES_QP);
-
return err;
}
@@ -3266,9 +3344,16 @@ static void detach_qp(struct mlx4_dev *dev, int slave, struct res_qp *rqp)
struct mlx4_qp qp; /* dummy for calling attach/detach */
list_for_each_entry_safe(rgid, tmp, &rqp->mcg_list, list) {
- qp.qpn = rqp->local_qpn;
- (void) mlx4_qp_detach_common(dev, &qp, rgid->gid, rgid->prot,
- rgid->steer);
+ switch (dev->caps.steering_mode) {
+ case MLX4_STEERING_MODE_DEVICE_MANAGED:
+ mlx4_flow_detach(dev, rgid->reg_id);
+ break;
+ case MLX4_STEERING_MODE_B0:
+ qp.qpn = rqp->local_qpn;
+ (void) mlx4_qp_detach_common(dev, &qp, rgid->gid,
+ rgid->prot, rgid->steer);
+ break;
+ }
list_del(&rgid->list);
kfree(rgid);
}
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2024-11-11 03:32:45 +0000