diff options
Diffstat (limited to 'drivers/net/ethernet/mellanox/mlx4/resource_tracker.c')
-rw-r--r-- | drivers/net/ethernet/mellanox/mlx4/resource_tracker.c | 589 |
1 files changed, 545 insertions, 44 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c b/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c index dd68763..2f3f2bc 100644 --- a/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c +++ b/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c @@ -55,6 +55,14 @@ struct mac_res { u8 port; }; +struct vlan_res { + struct list_head list; + u16 vlan; + int ref_count; + int vlan_index; + u8 port; +}; + struct res_common { struct list_head list; struct rb_node node; @@ -102,7 +110,14 @@ struct res_qp { int local_qpn; atomic_t ref_count; u32 qpc_flags; + /* saved qp params before VST enforcement in order to restore on VGT */ u8 sched_queue; + __be32 param3; + u8 vlan_control; + u8 fvl_rx; + u8 pri_path_fl; + u8 vlan_index; + u8 feup; }; enum res_mtt_states { @@ -266,6 +281,7 @@ static const char *ResourceType(enum mlx4_resource rt) case RES_MPT: return "RES_MPT"; case RES_MTT: return "RES_MTT"; case RES_MAC: return "RES_MAC"; + case RES_VLAN: return "RES_VLAN"; case RES_EQ: return "RES_EQ"; case RES_COUNTER: return "RES_COUNTER"; case RES_FS_RULE: return "RES_FS_RULE"; @@ -274,10 +290,139 @@ static const char *ResourceType(enum mlx4_resource rt) }; } +static void rem_slave_vlans(struct mlx4_dev *dev, int slave); +static inline int mlx4_grant_resource(struct mlx4_dev *dev, int slave, + enum mlx4_resource res_type, int count, + int port) +{ + struct mlx4_priv *priv = mlx4_priv(dev); + struct resource_allocator *res_alloc = + &priv->mfunc.master.res_tracker.res_alloc[res_type]; + int err = -EINVAL; + int allocated, free, reserved, guaranteed, from_free; + + if (slave > dev->num_vfs) + return -EINVAL; + + spin_lock(&res_alloc->alloc_lock); + allocated = (port > 0) ? + res_alloc->allocated[(port - 1) * (dev->num_vfs + 1) + slave] : + res_alloc->allocated[slave]; + free = (port > 0) ? res_alloc->res_port_free[port - 1] : + res_alloc->res_free; + reserved = (port > 0) ? res_alloc->res_port_rsvd[port - 1] : + res_alloc->res_reserved; + guaranteed = res_alloc->guaranteed[slave]; + + if (allocated + count > res_alloc->quota[slave]) + goto out; + + if (allocated + count <= guaranteed) { + err = 0; + } else { + /* portion may need to be obtained from free area */ + if (guaranteed - allocated > 0) + from_free = count - (guaranteed - allocated); + else + from_free = count; + + if (free - from_free > reserved) + err = 0; + } + + if (!err) { + /* grant the request */ + if (port > 0) { + res_alloc->allocated[(port - 1) * (dev->num_vfs + 1) + slave] += count; + res_alloc->res_port_free[port - 1] -= count; + } else { + res_alloc->allocated[slave] += count; + res_alloc->res_free -= count; + } + } + +out: + spin_unlock(&res_alloc->alloc_lock); + return err; +} + +static inline void mlx4_release_resource(struct mlx4_dev *dev, int slave, + enum mlx4_resource res_type, int count, + int port) +{ + struct mlx4_priv *priv = mlx4_priv(dev); + struct resource_allocator *res_alloc = + &priv->mfunc.master.res_tracker.res_alloc[res_type]; + + if (slave > dev->num_vfs) + return; + + spin_lock(&res_alloc->alloc_lock); + if (port > 0) { + res_alloc->allocated[(port - 1) * (dev->num_vfs + 1) + slave] -= count; + res_alloc->res_port_free[port - 1] += count; + } else { + res_alloc->allocated[slave] -= count; + res_alloc->res_free += count; + } + + spin_unlock(&res_alloc->alloc_lock); + return; +} + +static inline void initialize_res_quotas(struct mlx4_dev *dev, + struct resource_allocator *res_alloc, + enum mlx4_resource res_type, + int vf, int num_instances) +{ + res_alloc->guaranteed[vf] = num_instances / (2 * (dev->num_vfs + 1)); + res_alloc->quota[vf] = (num_instances / 2) + res_alloc->guaranteed[vf]; + if (vf == mlx4_master_func_num(dev)) { + res_alloc->res_free = num_instances; + if (res_type == RES_MTT) { + /* reserved mtts will be taken out of the PF allocation */ + res_alloc->res_free += dev->caps.reserved_mtts; + res_alloc->guaranteed[vf] += dev->caps.reserved_mtts; + res_alloc->quota[vf] += dev->caps.reserved_mtts; + } + } +} + +void mlx4_init_quotas(struct mlx4_dev *dev) +{ + struct mlx4_priv *priv = mlx4_priv(dev); + int pf; + + /* quotas for VFs are initialized in mlx4_slave_cap */ + if (mlx4_is_slave(dev)) + return; + + if (!mlx4_is_mfunc(dev)) { + dev->quotas.qp = dev->caps.num_qps - dev->caps.reserved_qps - + mlx4_num_reserved_sqps(dev); + dev->quotas.cq = dev->caps.num_cqs - dev->caps.reserved_cqs; + dev->quotas.srq = dev->caps.num_srqs - dev->caps.reserved_srqs; + dev->quotas.mtt = dev->caps.num_mtts - dev->caps.reserved_mtts; + dev->quotas.mpt = dev->caps.num_mpts - dev->caps.reserved_mrws; + return; + } + + pf = mlx4_master_func_num(dev); + dev->quotas.qp = + priv->mfunc.master.res_tracker.res_alloc[RES_QP].quota[pf]; + dev->quotas.cq = + priv->mfunc.master.res_tracker.res_alloc[RES_CQ].quota[pf]; + dev->quotas.srq = + priv->mfunc.master.res_tracker.res_alloc[RES_SRQ].quota[pf]; + dev->quotas.mtt = + priv->mfunc.master.res_tracker.res_alloc[RES_MTT].quota[pf]; + dev->quotas.mpt = + priv->mfunc.master.res_tracker.res_alloc[RES_MPT].quota[pf]; +} int mlx4_init_resource_tracker(struct mlx4_dev *dev) { struct mlx4_priv *priv = mlx4_priv(dev); - int i; + int i, j; int t; priv->mfunc.master.res_tracker.slave_list = @@ -298,8 +443,105 @@ int mlx4_init_resource_tracker(struct mlx4_dev *dev) for (i = 0 ; i < MLX4_NUM_OF_RESOURCE_TYPE; i++) priv->mfunc.master.res_tracker.res_tree[i] = RB_ROOT; + for (i = 0; i < MLX4_NUM_OF_RESOURCE_TYPE; i++) { + struct resource_allocator *res_alloc = + &priv->mfunc.master.res_tracker.res_alloc[i]; + res_alloc->quota = kmalloc((dev->num_vfs + 1) * sizeof(int), GFP_KERNEL); + res_alloc->guaranteed = kmalloc((dev->num_vfs + 1) * sizeof(int), GFP_KERNEL); + if (i == RES_MAC || i == RES_VLAN) + res_alloc->allocated = kzalloc(MLX4_MAX_PORTS * + (dev->num_vfs + 1) * sizeof(int), + GFP_KERNEL); + else + res_alloc->allocated = kzalloc((dev->num_vfs + 1) * sizeof(int), GFP_KERNEL); + + if (!res_alloc->quota || !res_alloc->guaranteed || + !res_alloc->allocated) + goto no_mem_err; + + spin_lock_init(&res_alloc->alloc_lock); + for (t = 0; t < dev->num_vfs + 1; t++) { + switch (i) { + case RES_QP: + initialize_res_quotas(dev, res_alloc, RES_QP, + t, dev->caps.num_qps - + dev->caps.reserved_qps - + mlx4_num_reserved_sqps(dev)); + break; + case RES_CQ: + initialize_res_quotas(dev, res_alloc, RES_CQ, + t, dev->caps.num_cqs - + dev->caps.reserved_cqs); + break; + case RES_SRQ: + initialize_res_quotas(dev, res_alloc, RES_SRQ, + t, dev->caps.num_srqs - + dev->caps.reserved_srqs); + break; + case RES_MPT: + initialize_res_quotas(dev, res_alloc, RES_MPT, + t, dev->caps.num_mpts - + dev->caps.reserved_mrws); + break; + case RES_MTT: + initialize_res_quotas(dev, res_alloc, RES_MTT, + t, dev->caps.num_mtts - + dev->caps.reserved_mtts); + break; + case RES_MAC: + if (t == mlx4_master_func_num(dev)) { + res_alloc->quota[t] = MLX4_MAX_MAC_NUM; + res_alloc->guaranteed[t] = 2; + for (j = 0; j < MLX4_MAX_PORTS; j++) + res_alloc->res_port_free[j] = MLX4_MAX_MAC_NUM; + } else { + res_alloc->quota[t] = MLX4_MAX_MAC_NUM; + res_alloc->guaranteed[t] = 2; + } + break; + case RES_VLAN: + if (t == mlx4_master_func_num(dev)) { + res_alloc->quota[t] = MLX4_MAX_VLAN_NUM; + res_alloc->guaranteed[t] = MLX4_MAX_VLAN_NUM / 2; + for (j = 0; j < MLX4_MAX_PORTS; j++) + res_alloc->res_port_free[j] = + res_alloc->quota[t]; + } else { + res_alloc->quota[t] = MLX4_MAX_VLAN_NUM / 2; + res_alloc->guaranteed[t] = 0; + } + break; + case RES_COUNTER: + res_alloc->quota[t] = dev->caps.max_counters; + res_alloc->guaranteed[t] = 0; + if (t == mlx4_master_func_num(dev)) + res_alloc->res_free = res_alloc->quota[t]; + break; + default: + break; + } + if (i == RES_MAC || i == RES_VLAN) { + for (j = 0; j < MLX4_MAX_PORTS; j++) + res_alloc->res_port_rsvd[j] += + res_alloc->guaranteed[t]; + } else { + res_alloc->res_reserved += res_alloc->guaranteed[t]; + } + } + } spin_lock_init(&priv->mfunc.master.res_tracker.lock); - return 0 ; + return 0; + +no_mem_err: + for (i = 0; i < MLX4_NUM_OF_RESOURCE_TYPE; i++) { + kfree(priv->mfunc.master.res_tracker.res_alloc[i].allocated); + priv->mfunc.master.res_tracker.res_alloc[i].allocated = NULL; + kfree(priv->mfunc.master.res_tracker.res_alloc[i].guaranteed); + priv->mfunc.master.res_tracker.res_alloc[i].guaranteed = NULL; + kfree(priv->mfunc.master.res_tracker.res_alloc[i].quota); + priv->mfunc.master.res_tracker.res_alloc[i].quota = NULL; + } + return -ENOMEM; } void mlx4_free_resource_tracker(struct mlx4_dev *dev, @@ -309,13 +551,28 @@ void mlx4_free_resource_tracker(struct mlx4_dev *dev, int i; if (priv->mfunc.master.res_tracker.slave_list) { - if (type != RES_TR_FREE_STRUCTS_ONLY) - for (i = 0 ; i < dev->num_slaves; i++) + if (type != RES_TR_FREE_STRUCTS_ONLY) { + for (i = 0; i < dev->num_slaves; i++) { if (type == RES_TR_FREE_ALL || dev->caps.function != i) mlx4_delete_all_resources_for_slave(dev, i); + } + /* free master's vlans */ + i = dev->caps.function; + mutex_lock(&priv->mfunc.master.res_tracker.slave_list[i].mutex); + rem_slave_vlans(dev, i); + mutex_unlock(&priv->mfunc.master.res_tracker.slave_list[i].mutex); + } if (type != RES_TR_FREE_SLAVES_ONLY) { + for (i = 0; i < MLX4_NUM_OF_RESOURCE_TYPE; i++) { + kfree(priv->mfunc.master.res_tracker.res_alloc[i].allocated); + priv->mfunc.master.res_tracker.res_alloc[i].allocated = NULL; + kfree(priv->mfunc.master.res_tracker.res_alloc[i].guaranteed); + priv->mfunc.master.res_tracker.res_alloc[i].guaranteed = NULL; + kfree(priv->mfunc.master.res_tracker.res_alloc[i].quota); + priv->mfunc.master.res_tracker.res_alloc[i].quota = NULL; + } kfree(priv->mfunc.master.res_tracker.slave_list); priv->mfunc.master.res_tracker.slave_list = NULL; } @@ -1229,12 +1486,19 @@ static int qp_alloc_res(struct mlx4_dev *dev, int slave, int op, int cmd, case RES_OP_RESERVE: count = get_param_l(&in_param); align = get_param_h(&in_param); - err = __mlx4_qp_reserve_range(dev, count, align, &base); + err = mlx4_grant_resource(dev, slave, RES_QP, count, 0); if (err) return err; + err = __mlx4_qp_reserve_range(dev, count, align, &base); + if (err) { + mlx4_release_resource(dev, slave, RES_QP, count, 0); + return err; + } + err = add_res_range(dev, slave, base, count, RES_QP, 0); if (err) { + mlx4_release_resource(dev, slave, RES_QP, count, 0); __mlx4_qp_release_range(dev, base, count); return err; } @@ -1282,15 +1546,24 @@ static int mtt_alloc_res(struct mlx4_dev *dev, int slave, int op, int cmd, return err; order = get_param_l(&in_param); + + err = mlx4_grant_resource(dev, slave, RES_MTT, 1 << order, 0); + if (err) + return err; + base = __mlx4_alloc_mtt_range(dev, order); - if (base == -1) + if (base == -1) { + mlx4_release_resource(dev, slave, RES_MTT, 1 << order, 0); return -ENOMEM; + } err = add_res_range(dev, slave, base, 1, RES_MTT, order); - if (err) + if (err) { + mlx4_release_resource(dev, slave, RES_MTT, 1 << order, 0); __mlx4_free_mtt_range(dev, base, order); - else + } else { set_param_l(out_param, base); + } return err; } @@ -1305,13 +1578,20 @@ static int mpt_alloc_res(struct mlx4_dev *dev, int slave, int op, int cmd, switch (op) { case RES_OP_RESERVE: + err = mlx4_grant_resource(dev, slave, RES_MPT, 1, 0); + if (err) + break; + index = __mlx4_mpt_reserve(dev); - if (index == -1) + if (index == -1) { + mlx4_release_resource(dev, slave, RES_MPT, 1, 0); break; + } id = index & mpt_mask(dev); err = add_res_range(dev, slave, id, 1, RES_MPT, index); if (err) { + mlx4_release_resource(dev, slave, RES_MPT, 1, 0); __mlx4_mpt_release(dev, index); break; } @@ -1345,12 +1625,19 @@ static int cq_alloc_res(struct mlx4_dev *dev, int slave, int op, int cmd, switch (op) { case RES_OP_RESERVE_AND_MAP: - err = __mlx4_cq_alloc_icm(dev, &cqn); + err = mlx4_grant_resource(dev, slave, RES_CQ, 1, 0); if (err) break; + err = __mlx4_cq_alloc_icm(dev, &cqn); + if (err) { + mlx4_release_resource(dev, slave, RES_CQ, 1, 0); + break; + } + err = add_res_range(dev, slave, cqn, 1, RES_CQ, 0); if (err) { + mlx4_release_resource(dev, slave, RES_CQ, 1, 0); __mlx4_cq_free_icm(dev, cqn); break; } @@ -1373,12 +1660,19 @@ static int srq_alloc_res(struct mlx4_dev *dev, int slave, int op, int cmd, switch (op) { case RES_OP_RESERVE_AND_MAP: - err = __mlx4_srq_alloc_icm(dev, &srqn); + err = mlx4_grant_resource(dev, slave, RES_SRQ, 1, 0); if (err) break; + err = __mlx4_srq_alloc_icm(dev, &srqn); + if (err) { + mlx4_release_resource(dev, slave, RES_SRQ, 1, 0); + break; + } + err = add_res_range(dev, slave, srqn, 1, RES_SRQ, 0); if (err) { + mlx4_release_resource(dev, slave, RES_SRQ, 1, 0); __mlx4_srq_free_icm(dev, srqn); break; } @@ -1399,9 +1693,13 @@ static int mac_add_to_slave(struct mlx4_dev *dev, int slave, u64 mac, int port) struct mlx4_resource_tracker *tracker = &priv->mfunc.master.res_tracker; struct mac_res *res; + if (mlx4_grant_resource(dev, slave, RES_MAC, 1, port)) + return -EINVAL; res = kzalloc(sizeof *res, GFP_KERNEL); - if (!res) + if (!res) { + mlx4_release_resource(dev, slave, RES_MAC, 1, port); return -ENOMEM; + } res->mac = mac; res->port = (u8) port; list_add_tail(&res->list, @@ -1421,6 +1719,7 @@ static void mac_del_from_slave(struct mlx4_dev *dev, int slave, u64 mac, list_for_each_entry_safe(res, tmp, mac_list, list) { if (res->mac == mac && res->port == (u8) port) { list_del(&res->list); + mlx4_release_resource(dev, slave, RES_MAC, 1, port); kfree(res); break; } @@ -1438,12 +1737,13 @@ static void rem_slave_macs(struct mlx4_dev *dev, int slave) list_for_each_entry_safe(res, tmp, mac_list, list) { list_del(&res->list); __mlx4_unregister_mac(dev, res->port, res->mac); + mlx4_release_resource(dev, slave, RES_MAC, 1, res->port); kfree(res); } } static int mac_alloc_res(struct mlx4_dev *dev, int slave, int op, int cmd, - u64 in_param, u64 *out_param) + u64 in_param, u64 *out_param, int in_port) { int err = -EINVAL; int port; @@ -1452,7 +1752,7 @@ static int mac_alloc_res(struct mlx4_dev *dev, int slave, int op, int cmd, if (op != RES_OP_RESERVE_AND_MAP) return err; - port = get_param_l(out_param); + port = !in_port ? get_param_l(out_param) : in_port; mac = in_param; err = __mlx4_register_mac(dev, port, mac); @@ -1469,12 +1769,114 @@ static int mac_alloc_res(struct mlx4_dev *dev, int slave, int op, int cmd, return err; } -static int vlan_alloc_res(struct mlx4_dev *dev, int slave, int op, int cmd, - u64 in_param, u64 *out_param) +static int vlan_add_to_slave(struct mlx4_dev *dev, int slave, u16 vlan, + int port, int vlan_index) { + struct mlx4_priv *priv = mlx4_priv(dev); + struct mlx4_resource_tracker *tracker = &priv->mfunc.master.res_tracker; + struct list_head *vlan_list = + &tracker->slave_list[slave].res_list[RES_VLAN]; + struct vlan_res *res, *tmp; + + list_for_each_entry_safe(res, tmp, vlan_list, list) { + if (res->vlan == vlan && res->port == (u8) port) { + /* vlan found. update ref count */ + ++res->ref_count; + return 0; + } + } + + if (mlx4_grant_resource(dev, slave, RES_VLAN, 1, port)) + return -EINVAL; + res = kzalloc(sizeof(*res), GFP_KERNEL); + if (!res) { + mlx4_release_resource(dev, slave, RES_VLAN, 1, port); + return -ENOMEM; + } + res->vlan = vlan; + res->port = (u8) port; + res->vlan_index = vlan_index; + res->ref_count = 1; + list_add_tail(&res->list, + &tracker->slave_list[slave].res_list[RES_VLAN]); return 0; } + +static void vlan_del_from_slave(struct mlx4_dev *dev, int slave, u16 vlan, + int port) +{ + struct mlx4_priv *priv = mlx4_priv(dev); + struct mlx4_resource_tracker *tracker = &priv->mfunc.master.res_tracker; + struct list_head *vlan_list = + &tracker->slave_list[slave].res_list[RES_VLAN]; + struct vlan_res *res, *tmp; + + list_for_each_entry_safe(res, tmp, vlan_list, list) { + if (res->vlan == vlan && res->port == (u8) port) { + if (!--res->ref_count) { + list_del(&res->list); + mlx4_release_resource(dev, slave, RES_VLAN, + 1, port); + kfree(res); + } + break; + } + } +} + +static void rem_slave_vlans(struct mlx4_dev *dev, int slave) +{ + struct mlx4_priv *priv = mlx4_priv(dev); + struct mlx4_resource_tracker *tracker = &priv->mfunc.master.res_tracker; + struct list_head *vlan_list = + &tracker->slave_list[slave].res_list[RES_VLAN]; + struct vlan_res *res, *tmp; + int i; + + list_for_each_entry_safe(res, tmp, vlan_list, list) { + list_del(&res->list); + /* dereference the vlan the num times the slave referenced it */ + for (i = 0; i < res->ref_count; i++) + __mlx4_unregister_vlan(dev, res->port, res->vlan); + mlx4_release_resource(dev, slave, RES_VLAN, 1, res->port); + kfree(res); + } +} + +static int vlan_alloc_res(struct mlx4_dev *dev, int slave, int op, int cmd, + u64 in_param, u64 *out_param, int in_port) +{ + struct mlx4_priv *priv = mlx4_priv(dev); + struct mlx4_slave_state *slave_state = priv->mfunc.master.slave_state; + int err; + u16 vlan; + int vlan_index; + int port; + + port = !in_port ? get_param_l(out_param) : in_port; + + if (!port || op != RES_OP_RESERVE_AND_MAP) + return -EINVAL; + + /* upstream kernels had NOP for reg/unreg vlan. Continue this. */ + if (!in_port && port > 0 && port <= dev->caps.num_ports) { + slave_state[slave].old_vlan_api = true; + return 0; + } + + vlan = (u16) in_param; + + err = __mlx4_register_vlan(dev, port, vlan, &vlan_index); + if (!err) { + set_param_l(out_param, (u32) vlan_index); + err = vlan_add_to_slave(dev, slave, vlan, port, vlan_index); + if (err) + __mlx4_unregister_vlan(dev, port, vlan); + } + return err; +} + static int counter_alloc_res(struct mlx4_dev *dev, int slave, int op, int cmd, u64 in_param, u64 *out_param) { @@ -1484,15 +1886,23 @@ static int counter_alloc_res(struct mlx4_dev *dev, int slave, int op, int cmd, if (op != RES_OP_RESERVE) return -EINVAL; - err = __mlx4_counter_alloc(dev, &index); + err = mlx4_grant_resource(dev, slave, RES_COUNTER, 1, 0); if (err) return err; + err = __mlx4_counter_alloc(dev, &index); + if (err) { + mlx4_release_resource(dev, slave, RES_COUNTER, 1, 0); + return err; + } + err = add_res_range(dev, slave, index, 1, RES_COUNTER, 0); - if (err) + if (err) { __mlx4_counter_free(dev, index); - else + mlx4_release_resource(dev, slave, RES_COUNTER, 1, 0); + } else { set_param_l(out_param, index); + } return err; } @@ -1528,7 +1938,7 @@ int mlx4_ALLOC_RES_wrapper(struct mlx4_dev *dev, int slave, int err; int alop = vhcr->op_modifier; - switch (vhcr->in_modifier) { + switch (vhcr->in_modifier & 0xFF) { case RES_QP: err = qp_alloc_res(dev, slave, vhcr->op_modifier, alop, vhcr->in_param, &vhcr->out_param); @@ -1556,12 +1966,14 @@ int mlx4_ALLOC_RES_wrapper(struct mlx4_dev *dev, int slave, case RES_MAC: err = mac_alloc_res(dev, slave, vhcr->op_modifier, alop, - vhcr->in_param, &vhcr->out_param); + vhcr->in_param, &vhcr->out_param, + (vhcr->in_modifier >> 8) & 0xFF); break; case RES_VLAN: err = vlan_alloc_res(dev, slave, vhcr->op_modifier, alop, - vhcr->in_param, &vhcr->out_param); + vhcr->in_param, &vhcr->out_param, + (vhcr->in_modifier >> 8) & 0xFF); break; case RES_COUNTER: @@ -1597,6 +2009,7 @@ static int qp_free_res(struct mlx4_dev *dev, int slave, int op, int cmd, err = rem_res_range(dev, slave, base, count, RES_QP, 0); if (err) break; + mlx4_release_resource(dev, slave, RES_QP, count, 0); __mlx4_qp_release_range(dev, base, count); break; case RES_OP_MAP_ICM: @@ -1634,8 +2047,10 @@ static int mtt_free_res(struct mlx4_dev *dev, int slave, int op, int cmd, base = get_param_l(&in_param); order = get_param_h(&in_param); err = rem_res_range(dev, slave, base, 1, RES_MTT, order); - if (!err) + if (!err) { + mlx4_release_resource(dev, slave, RES_MTT, 1 << order, 0); __mlx4_free_mtt_range(dev, base, order); + } return err; } @@ -1660,6 +2075,7 @@ static int mpt_free_res(struct mlx4_dev *dev, int slave, int op, int cmd, err = rem_res_range(dev, slave, id, 1, RES_MPT, 0); if (err) break; + mlx4_release_resource(dev, slave, RES_MPT, 1, 0); __mlx4_mpt_release(dev, index); break; case RES_OP_MAP_ICM: @@ -1694,6 +2110,7 @@ static int cq_free_res(struct mlx4_dev *dev, int slave, int op, int cmd, if (err) break; + mlx4_release_resource(dev, slave, RES_CQ, 1, 0); __mlx4_cq_free_icm(dev, cqn); break; @@ -1718,6 +2135,7 @@ static int srq_free_res(struct mlx4_dev *dev, int slave, int op, int cmd, if (err) break; + mlx4_release_resource(dev, slave, RES_SRQ, 1, 0); __mlx4_srq_free_icm(dev, srqn); break; @@ -1730,14 +2148,14 @@ static int srq_free_res(struct mlx4_dev *dev, int slave, int op, int cmd, } static int mac_free_res(struct mlx4_dev *dev, int slave, int op, int cmd, - u64 in_param, u64 *out_param) + u64 in_param, u64 *out_param, int in_port) { int port; int err = 0; switch (op) { case RES_OP_RESERVE_AND_MAP: - port = get_param_l(out_param); + port = !in_port ? get_param_l(out_param) : in_port; mac_del_from_slave(dev, slave, in_param, port); __mlx4_unregister_mac(dev, port, in_param); break; @@ -1751,9 +2169,27 @@ static int mac_free_res(struct mlx4_dev *dev, int slave, int op, int cmd, } static int vlan_free_res(struct mlx4_dev *dev, int slave, int op, int cmd, - u64 in_param, u64 *out_param) + u64 in_param, u64 *out_param, int port) { - return 0; + struct mlx4_priv *priv = mlx4_priv(dev); + struct mlx4_slave_state *slave_state = priv->mfunc.master.slave_state; + int err = 0; + + switch (op) { + case RES_OP_RESERVE_AND_MAP: + if (slave_state[slave].old_vlan_api) + return 0; + if (!port) + return -EINVAL; + vlan_del_from_slave(dev, slave, in_param, port); + __mlx4_unregister_vlan(dev, port, in_param); + break; + default: + err = -EINVAL; + break; + } + + return err; } static int counter_free_res(struct mlx4_dev *dev, int slave, int op, int cmd, @@ -1771,6 +2207,7 @@ static int counter_free_res(struct mlx4_dev *dev, int slave, int op, int cmd, return err; __mlx4_counter_free(dev, index); + mlx4_release_resource(dev, slave, RES_COUNTER, 1, 0); return err; } @@ -1803,7 +2240,7 @@ int mlx4_FREE_RES_wrapper(struct mlx4_dev *dev, int slave, int err = -EINVAL; int alop = vhcr->op_modifier; - switch (vhcr->in_modifier) { + switch (vhcr->in_modifier & 0xFF) { case RES_QP: err = qp_free_res(dev, slave, vhcr->op_modifier, alop, vhcr->in_param); @@ -1831,12 +2268,14 @@ int mlx4_FREE_RES_wrapper(struct mlx4_dev *dev, int slave, case RES_MAC: err = mac_free_res(dev, slave, vhcr->op_modifier, alop, - vhcr->in_param, &vhcr->out_param); + vhcr->in_param, &vhcr->out_param, + (vhcr->in_modifier >> 8) & 0xFF); break; case RES_VLAN: err = vlan_free_res(dev, slave, vhcr->op_modifier, alop, - vhcr->in_param, &vhcr->out_param); + vhcr->in_param, &vhcr->out_param, + (vhcr->in_modifier >> 8) & 0xFF); break; case RES_COUNTER: @@ -2136,6 +2575,12 @@ int mlx4_RST2INIT_QP_wrapper(struct mlx4_dev *dev, int slave, return err; qp->local_qpn = local_qpn; qp->sched_queue = 0; + qp->param3 = 0; + qp->vlan_control = 0; + qp->fvl_rx = 0; + qp->pri_path_fl = 0; + qp->vlan_index = 0; + qp->feup = 0; qp->qpc_flags = be32_to_cpu(qpc->flags); err = get_res(dev, slave, mtt_base, RES_MTT, &mtt); @@ -2862,6 +3307,12 @@ int mlx4_INIT2RTR_QP_wrapper(struct mlx4_dev *dev, int slave, int qpn = vhcr->in_modifier & 0x7fffff; struct res_qp *qp; u8 orig_sched_queue; + __be32 orig_param3 = qpc->param3; + u8 orig_vlan_control = qpc->pri_path.vlan_control; + u8 orig_fvl_rx = qpc->pri_path.fvl_rx; + u8 orig_pri_path_fl = qpc->pri_path.fl; + u8 orig_vlan_index = qpc->pri_path.vlan_index; + u8 orig_feup = qpc->pri_path.feup; err = verify_qp_parameters(dev, inbox, QP_TRANS_INIT2RTR, slave); if (err) @@ -2889,9 +3340,15 @@ out: * essentially the QOS value provided by the VF. This will be useful * if we allow dynamic changes from VST back to VGT */ - if (!err) + if (!err) { qp->sched_queue = orig_sched_queue; - + qp->param3 = orig_param3; + qp->vlan_control = orig_vlan_control; + qp->fvl_rx = orig_fvl_rx; + qp->pri_path_fl = orig_pri_path_fl; + qp->vlan_index = orig_vlan_index; + qp->feup = orig_feup; + } put_res(dev, slave, qpn, RES_QP); return err; } @@ -3498,6 +3955,11 @@ static void rem_slave_qps(struct mlx4_dev *dev, int slave) &tracker->res_tree[RES_QP]); list_del(&qp->com.list); spin_unlock_irq(mlx4_tlock(dev)); + if (!valid_reserved(dev, slave, qpn)) { + __mlx4_qp_release_range(dev, qpn, 1); + mlx4_release_resource(dev, slave, + RES_QP, 1, 0); + } kfree(qp); state = 0; break; @@ -3569,6 +4031,8 @@ static void rem_slave_srqs(struct mlx4_dev *dev, int slave) &tracker->res_tree[RES_SRQ]); list_del(&srq->com.list); spin_unlock_irq(mlx4_tlock(dev)); + mlx4_release_resource(dev, slave, + RES_SRQ, 1, 0); kfree(srq); state = 0; break; @@ -3635,6 +4099,8 @@ static void rem_slave_cqs(struct mlx4_dev *dev, int slave) &tracker->res_tree[RES_CQ]); list_del(&cq->com.list); spin_unlock_irq(mlx4_tlock(dev)); + mlx4_release_resource(dev, slave, + RES_CQ, 1, 0); kfree(cq); state = 0; break; @@ -3698,6 +4164,8 @@ static void rem_slave_mrs(struct mlx4_dev *dev, int slave) &tracker->res_tree[RES_MPT]); list_del(&mpt->com.list); spin_unlock_irq(mlx4_tlock(dev)); + mlx4_release_resource(dev, slave, + RES_MPT, 1, 0); kfree(mpt); state = 0; break; @@ -3767,6 +4235,8 @@ static void rem_slave_mtts(struct mlx4_dev *dev, int slave) &tracker->res_tree[RES_MTT]); list_del(&mtt->com.list); spin_unlock_irq(mlx4_tlock(dev)); + mlx4_release_resource(dev, slave, RES_MTT, + 1 << mtt->order, 0); kfree(mtt); state = 0; break; @@ -3925,6 +4395,7 @@ static void rem_slave_counters(struct mlx4_dev *dev, int slave) list_del(&counter->com.list); kfree(counter); __mlx4_counter_free(dev, index); + mlx4_release_resource(dev, slave, RES_COUNTER, 1, 0); } } spin_unlock_irq(mlx4_tlock(dev)); @@ -3964,7 +4435,7 @@ void mlx4_delete_all_resources_for_slave(struct mlx4_dev *dev, int slave) struct mlx4_priv *priv = mlx4_priv(dev); mutex_lock(&priv->mfunc.master.res_tracker.slave_list[slave].mutex); - /*VLAN*/ + rem_slave_vlans(dev, slave); rem_slave_macs(dev, slave); rem_slave_fs_rule(dev, slave); rem_slave_qps(dev, slave); @@ -3991,13 +4462,20 @@ void mlx4_vf_immed_vlan_work_handler(struct work_struct *_work) &tracker->slave_list[work->slave].res_list[RES_QP]; struct res_qp *qp; struct res_qp *tmp; - u64 qp_mask = ((1ULL << MLX4_UPD_QP_PATH_MASK_ETH_TX_BLOCK_UNTAGGED) | + u64 qp_path_mask_vlan_ctrl = + ((1ULL << MLX4_UPD_QP_PATH_MASK_ETH_TX_BLOCK_UNTAGGED) | (1ULL << MLX4_UPD_QP_PATH_MASK_ETH_TX_BLOCK_1P) | (1ULL << MLX4_UPD_QP_PATH_MASK_ETH_TX_BLOCK_TAGGED) | (1ULL << MLX4_UPD_QP_PATH_MASK_ETH_RX_BLOCK_UNTAGGED) | (1ULL << MLX4_UPD_QP_PATH_MASK_ETH_RX_BLOCK_1P) | - (1ULL << MLX4_UPD_QP_PATH_MASK_ETH_RX_BLOCK_TAGGED) | - (1ULL << MLX4_UPD_QP_PATH_MASK_VLAN_INDEX) | + (1ULL << MLX4_UPD_QP_PATH_MASK_ETH_RX_BLOCK_TAGGED)); + + u64 qp_path_mask = ((1ULL << MLX4_UPD_QP_PATH_MASK_VLAN_INDEX) | + (1ULL << MLX4_UPD_QP_PATH_MASK_FVL) | + (1ULL << MLX4_UPD_QP_PATH_MASK_CV) | + (1ULL << MLX4_UPD_QP_PATH_MASK_ETH_HIDE_CQE_VLAN) | + (1ULL << MLX4_UPD_QP_PATH_MASK_FEUP) | + (1ULL << MLX4_UPD_QP_PATH_MASK_FVL_RX) | (1ULL << MLX4_UPD_QP_PATH_MASK_SCHED_QUEUE)); int err; @@ -4029,9 +4507,7 @@ void mlx4_vf_immed_vlan_work_handler(struct work_struct *_work) MLX4_VLAN_CTRL_ETH_RX_BLOCK_UNTAGGED; upd_context = mailbox->buf; - upd_context->primary_addr_path_mask = cpu_to_be64(qp_mask); - upd_context->qp_context.pri_path.vlan_control = vlan_control; - upd_context->qp_context.pri_path.vlan_index = work->vlan_ix; + upd_context->qp_mask = cpu_to_be64(MLX4_UPD_QP_MASK_VSD); spin_lock_irq(mlx4_tlock(dev)); list_for_each_entry_safe(qp, tmp, qp_list, com.list) { @@ -4049,10 +4525,35 @@ void mlx4_vf_immed_vlan_work_handler(struct work_struct *_work) spin_lock_irq(mlx4_tlock(dev)); continue; } - upd_context->qp_context.pri_path.sched_queue = - qp->sched_queue & 0xC7; - upd_context->qp_context.pri_path.sched_queue |= - ((work->qos & 0x7) << 3); + if (MLX4_QP_ST_RC == ((qp->qpc_flags >> 16) & 0xff)) + upd_context->primary_addr_path_mask = cpu_to_be64(qp_path_mask); + else + upd_context->primary_addr_path_mask = + cpu_to_be64(qp_path_mask | qp_path_mask_vlan_ctrl); + if (work->vlan_id == MLX4_VGT) { + upd_context->qp_context.param3 = qp->param3; + upd_context->qp_context.pri_path.vlan_control = qp->vlan_control; + upd_context->qp_context.pri_path.fvl_rx = qp->fvl_rx; + upd_context->qp_context.pri_path.vlan_index = qp->vlan_index; + upd_context->qp_context.pri_path.fl = qp->pri_path_fl; + upd_context->qp_context.pri_path.feup = qp->feup; + upd_context->qp_context.pri_path.sched_queue = + qp->sched_queue; + } else { + upd_context->qp_context.param3 = qp->param3 & ~cpu_to_be32(MLX4_STRIP_VLAN); + upd_context->qp_context.pri_path.vlan_control = vlan_control; + upd_context->qp_context.pri_path.vlan_index = work->vlan_ix; + upd_context->qp_context.pri_path.fvl_rx = + qp->fvl_rx | MLX4_FVL_RX_FORCE_ETH_VLAN; + upd_context->qp_context.pri_path.fl = + qp->pri_path_fl | MLX4_FL_CV | MLX4_FL_ETH_HIDE_CQE_VLAN; + upd_context->qp_context.pri_path.feup = + qp->feup | MLX4_FEUP_FORCE_ETH_UP | MLX4_FVL_FORCE_ETH_VLAN; + upd_context->qp_context.pri_path.sched_queue = + qp->sched_queue & 0xC7; + upd_context->qp_context.pri_path.sched_queue |= + ((work->qos & 0x7) << 3); + } err = mlx4_cmd(dev, mailbox->dma, qp->local_qpn & 0xffffff, @@ -4081,7 +4582,7 @@ void mlx4_vf_immed_vlan_work_handler(struct work_struct *_work) if (work->flags & MLX4_VF_IMMED_VLAN_FLAG_VLAN && !errors && NO_INDX != work->orig_vlan_ix) __mlx4_unregister_vlan(&work->priv->dev, work->port, - work->orig_vlan_ix); + work->orig_vlan_id); out: kfree(work); return; |