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-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/eswitch.c94
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c75
2 files changed, 113 insertions, 56 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c b/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c
index be6c2931d2a0..d1454f18c0a7 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c
@@ -68,6 +68,26 @@ enum {
MC_ADDR_CHANGE | \
PROMISC_CHANGE)
+/* The vport getter/iterator are only valid after esw->total_vports
+ * and vport->vport are initialized in mlx5_eswitch_init.
+ */
+#define mlx5_esw_for_all_vports(esw, i, vport) \
+ for ((i) = MLX5_VPORT_PF; \
+ (vport) = &(esw)->vports[i], \
+ (i) < (esw)->total_vports; (i)++)
+
+#define mlx5_esw_for_each_vf_vport(esw, i, vport, nvfs) \
+ for ((i) = MLX5_VPORT_FIRST_VF; \
+ (vport) = &(esw)->vports[i], \
+ (i) <= (nvfs); (i)++)
+
+static struct mlx5_vport *mlx5_eswitch_get_vport(struct mlx5_eswitch *esw,
+ u16 vport_num)
+{
+ WARN_ON(vport_num > esw->total_vports - 1);
+ return &esw->vports[vport_num];
+}
+
static int arm_vport_context_events_cmd(struct mlx5_core_dev *dev, u16 vport,
u32 events_mask)
{
@@ -436,17 +456,18 @@ static void update_allmulti_vports(struct mlx5_eswitch *esw,
struct esw_mc_addr *esw_mc)
{
u8 *mac = vaddr->node.addr;
- u16 vport_idx = 0;
+ struct mlx5_vport *vport;
+ u16 i, vport_num;
- for (vport_idx = 0; vport_idx < esw->total_vports; vport_idx++) {
- struct mlx5_vport *vport = &esw->vports[vport_idx];
+ mlx5_esw_for_all_vports(esw, i, vport) {
struct hlist_head *vport_hash = vport->mc_list;
struct vport_addr *iter_vaddr =
l2addr_hash_find(vport_hash,
mac,
struct vport_addr);
+ vport_num = vport->vport;
if (IS_ERR_OR_NULL(vport->allmulti_rule) ||
- vaddr->vport == vport_idx)
+ vaddr->vport == vport_num)
continue;
switch (vaddr->action) {
case MLX5_ACTION_ADD:
@@ -458,14 +479,14 @@ static void update_allmulti_vports(struct mlx5_eswitch *esw,
if (!iter_vaddr) {
esw_warn(esw->dev,
"ALL-MULTI: Failed to add MAC(%pM) to vport[%d] DB\n",
- mac, vport_idx);
+ mac, vport_num);
continue;
}
- iter_vaddr->vport = vport_idx;
+ iter_vaddr->vport = vport_num;
iter_vaddr->flow_rule =
esw_fdb_set_vport_rule(esw,
mac,
- vport_idx);
+ vport_num);
iter_vaddr->mc_promisc = true;
break;
case MLX5_ACTION_DEL:
@@ -564,7 +585,7 @@ static int esw_del_mc_addr(struct mlx5_eswitch *esw, struct vport_addr *vaddr)
static void esw_apply_vport_addr_list(struct mlx5_eswitch *esw,
u16 vport_num, int list_type)
{
- struct mlx5_vport *vport = &esw->vports[vport_num];
+ struct mlx5_vport *vport = mlx5_eswitch_get_vport(esw, vport_num);
bool is_uc = list_type == MLX5_NVPRT_LIST_TYPE_UC;
vport_addr_action vport_addr_add;
vport_addr_action vport_addr_del;
@@ -599,7 +620,7 @@ static void esw_apply_vport_addr_list(struct mlx5_eswitch *esw,
static void esw_update_vport_addr_list(struct mlx5_eswitch *esw,
u16 vport_num, int list_type)
{
- struct mlx5_vport *vport = &esw->vports[vport_num];
+ struct mlx5_vport *vport = mlx5_eswitch_get_vport(esw, vport_num);
bool is_uc = list_type == MLX5_NVPRT_LIST_TYPE_UC;
u8 (*mac_list)[ETH_ALEN];
struct l2addr_node *node;
@@ -686,7 +707,7 @@ out:
*/
static void esw_update_vport_mc_promisc(struct mlx5_eswitch *esw, u16 vport_num)
{
- struct mlx5_vport *vport = &esw->vports[vport_num];
+ struct mlx5_vport *vport = mlx5_eswitch_get_vport(esw, vport_num);
struct l2addr_node *node;
struct vport_addr *addr;
struct hlist_head *hash;
@@ -722,8 +743,8 @@ static void esw_update_vport_mc_promisc(struct mlx5_eswitch *esw, u16 vport_num)
static void esw_apply_vport_rx_mode(struct mlx5_eswitch *esw, u16 vport_num,
bool promisc, bool mc_promisc)
{
+ struct mlx5_vport *vport = mlx5_eswitch_get_vport(esw, vport_num);
struct esw_mc_addr *allmulti_addr = &esw->mc_promisc;
- struct mlx5_vport *vport = &esw->vports[vport_num];
if (IS_ERR_OR_NULL(vport->allmulti_rule) != mc_promisc)
goto promisc;
@@ -764,7 +785,7 @@ promisc:
/* Sync vport rx mode from vport context */
static void esw_update_vport_rx_mode(struct mlx5_eswitch *esw, u16 vport_num)
{
- struct mlx5_vport *vport = &esw->vports[vport_num];
+ struct mlx5_vport *vport = mlx5_eswitch_get_vport(esw, vport_num);
int promisc_all = 0;
int promisc_uc = 0;
int promisc_mc = 0;
@@ -1341,8 +1362,8 @@ static void esw_destroy_tsar(struct mlx5_eswitch *esw)
static int esw_vport_enable_qos(struct mlx5_eswitch *esw, int vport_num,
u32 initial_max_rate, u32 initial_bw_share)
{
+ struct mlx5_vport *vport = mlx5_eswitch_get_vport(esw, vport_num);
u32 sched_ctx[MLX5_ST_SZ_DW(scheduling_context)] = {0};
- struct mlx5_vport *vport = &esw->vports[vport_num];
struct mlx5_core_dev *dev = esw->dev;
void *vport_elem;
int err = 0;
@@ -1381,7 +1402,7 @@ static int esw_vport_enable_qos(struct mlx5_eswitch *esw, int vport_num,
static void esw_vport_disable_qos(struct mlx5_eswitch *esw, int vport_num)
{
- struct mlx5_vport *vport = &esw->vports[vport_num];
+ struct mlx5_vport *vport = mlx5_eswitch_get_vport(esw, vport_num);
int err = 0;
if (!vport->qos.enabled)
@@ -1400,8 +1421,8 @@ static void esw_vport_disable_qos(struct mlx5_eswitch *esw, int vport_num)
static int esw_vport_qos_config(struct mlx5_eswitch *esw, int vport_num,
u32 max_rate, u32 bw_share)
{
+ struct mlx5_vport *vport = mlx5_eswitch_get_vport(esw, vport_num);
u32 sched_ctx[MLX5_ST_SZ_DW(scheduling_context)] = {0};
- struct mlx5_vport *vport = &esw->vports[vport_num];
struct mlx5_core_dev *dev = esw->dev;
void *vport_elem;
u32 bitmask = 0;
@@ -1518,10 +1539,10 @@ static void esw_vport_destroy_drop_counters(struct mlx5_vport *vport)
mlx5_fc_destroy(dev, vport->egress.drop_counter);
}
-static void esw_enable_vport(struct mlx5_eswitch *esw, int vport_num,
+static void esw_enable_vport(struct mlx5_eswitch *esw, struct mlx5_vport *vport,
int enable_events)
{
- struct mlx5_vport *vport = &esw->vports[vport_num];
+ u16 vport_num = vport->vport;
mutex_lock(&esw->state_lock);
WARN_ON(vport->enabled);
@@ -1558,9 +1579,10 @@ static void esw_enable_vport(struct mlx5_eswitch *esw, int vport_num,
mutex_unlock(&esw->state_lock);
}
-static void esw_disable_vport(struct mlx5_eswitch *esw, int vport_num)
+static void esw_disable_vport(struct mlx5_eswitch *esw,
+ struct mlx5_vport *vport)
{
- struct mlx5_vport *vport = &esw->vports[vport_num];
+ u16 vport_num = vport->vport;
if (!vport->enabled)
return;
@@ -1603,7 +1625,7 @@ static int eswitch_vport_event(struct notifier_block *nb,
u16 vport_num;
vport_num = be16_to_cpu(eqe->data.vport_change.vport_num);
- vport = &esw->vports[vport_num];
+ vport = mlx5_eswitch_get_vport(esw, vport_num);
if (vport->enabled)
queue_work(esw->work_queue, &vport->vport_change_handler);
@@ -1615,6 +1637,7 @@ static int eswitch_vport_event(struct notifier_block *nb,
int mlx5_eswitch_enable_sriov(struct mlx5_eswitch *esw, int nvfs, int mode)
{
+ struct mlx5_vport *vport;
int err;
int i, enabled_events;
@@ -1657,8 +1680,14 @@ int mlx5_eswitch_enable_sriov(struct mlx5_eswitch *esw, int nvfs, int mode)
* 2. FDB/Eswitch is programmed by user space tools
*/
enabled_events = (mode == SRIOV_LEGACY) ? SRIOV_VPORT_EVENTS : 0;
- for (i = 0; i <= nvfs; i++)
- esw_enable_vport(esw, i, enabled_events);
+
+ /* Enable PF vport */
+ vport = mlx5_eswitch_get_vport(esw, MLX5_VPORT_PF);
+ esw_enable_vport(esw, vport, enabled_events);
+
+ /* Enable VF vports */
+ mlx5_esw_for_each_vf_vport(esw, i, vport, nvfs)
+ esw_enable_vport(esw, vport, enabled_events);
if (mode == SRIOV_LEGACY) {
MLX5_NB_INIT(&esw->nb, eswitch_vport_event, NIC_VPORT_CHANGE);
@@ -1683,6 +1712,7 @@ abort:
void mlx5_eswitch_disable_sriov(struct mlx5_eswitch *esw)
{
struct esw_mc_addr *mc_promisc;
+ struct mlx5_vport *vport;
int old_mode;
int i;
@@ -1697,8 +1727,8 @@ void mlx5_eswitch_disable_sriov(struct mlx5_eswitch *esw)
if (esw->mode == SRIOV_LEGACY)
mlx5_eq_notifier_unregister(esw->dev, &esw->nb);
- for (i = 0; i < esw->total_vports; i++)
- esw_disable_vport(esw, i);
+ mlx5_esw_for_all_vports(esw, i, vport)
+ esw_disable_vport(esw, vport);
if (mc_promisc && mc_promisc->uplink_rule)
mlx5_del_flow_rules(mc_promisc->uplink_rule);
@@ -1725,6 +1755,7 @@ int mlx5_eswitch_init(struct mlx5_core_dev *dev)
{
int total_vports = MLX5_TOTAL_VPORTS(dev);
struct mlx5_eswitch *esw;
+ struct mlx5_vport *vport;
int vport_num;
int err;
@@ -1757,6 +1788,8 @@ int mlx5_eswitch_init(struct mlx5_core_dev *dev)
goto abort;
}
+ esw->total_vports = total_vports;
+
err = esw_offloads_init_reps(esw);
if (err)
goto abort;
@@ -1765,9 +1798,7 @@ int mlx5_eswitch_init(struct mlx5_core_dev *dev)
hash_init(esw->offloads.mod_hdr_tbl);
mutex_init(&esw->state_lock);
- for (vport_num = 0; vport_num < total_vports; vport_num++) {
- struct mlx5_vport *vport = &esw->vports[vport_num];
-
+ mlx5_esw_for_all_vports(esw, vport_num, vport) {
vport->vport = vport_num;
vport->info.link_state = MLX5_VPORT_ADMIN_STATE_AUTO;
vport->dev = dev;
@@ -1775,7 +1806,6 @@ int mlx5_eswitch_init(struct mlx5_core_dev *dev)
esw_vport_change_handler);
}
- esw->total_vports = total_vports;
esw->enabled_vports = 0;
esw->mode = SRIOV_NONE;
esw->offloads.inline_mode = MLX5_INLINE_MODE_NONE;
@@ -2017,8 +2047,7 @@ static u32 calculate_vports_min_rate_divider(struct mlx5_eswitch *esw)
u32 max_guarantee = 0;
int i;
- for (i = 0; i < esw->total_vports; i++) {
- evport = &esw->vports[i];
+ mlx5_esw_for_all_vports(esw, i, evport) {
if (!evport->enabled || evport->info.min_rate < max_guarantee)
continue;
max_guarantee = evport->info.min_rate;
@@ -2037,8 +2066,7 @@ static int normalize_vports_min_rate(struct mlx5_eswitch *esw, u32 divider)
int err;
int i;
- for (i = 0; i < esw->total_vports; i++) {
- evport = &esw->vports[i];
+ mlx5_esw_for_all_vports(esw, i, evport) {
if (!evport->enabled)
continue;
vport_min_rate = evport->info.min_rate;
@@ -2053,7 +2081,7 @@ static int normalize_vports_min_rate(struct mlx5_eswitch *esw, u32 divider)
if (bw_share == evport->qos.bw_share)
continue;
- err = esw_vport_qos_config(esw, i, vport_max_rate,
+ err = esw_vport_qos_config(esw, evport->vport, vport_max_rate,
bw_share);
if (!err)
evport->qos.bw_share = bw_share;
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c b/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c
index 14f7ad67cfe4..4979c7ee0ad7 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c
@@ -56,6 +56,44 @@ enum {
#define UPLINK_REP_INDEX 0
+/* The rep getter/iterator are only valid after esw->total_vports
+ * and vport->vport are initialized in mlx5_eswitch_init.
+ */
+#define mlx5_esw_for_all_reps(esw, i, rep) \
+ for ((i) = MLX5_VPORT_PF; \
+ (rep) = &(esw)->offloads.vport_reps[i], \
+ (i) < (esw)->total_vports; (i)++)
+
+#define mlx5_esw_for_each_vf_rep(esw, i, rep, nvfs) \
+ for ((i) = MLX5_VPORT_FIRST_VF; \
+ (rep) = &(esw)->offloads.vport_reps[i], \
+ (i) <= (nvfs); (i)++)
+
+#define mlx5_esw_for_each_vf_rep_reverse(esw, i, rep, nvfs) \
+ for ((i) = (nvfs); \
+ (rep) = &(esw)->offloads.vport_reps[i], \
+ (i) >= MLX5_VPORT_FIRST_VF; (i)--)
+
+#define mlx5_esw_for_each_vf_vport(esw, vport, nvfs) \
+ for ((vport) = MLX5_VPORT_FIRST_VF; \
+ (vport) <= (nvfs); (vport)++)
+
+#define mlx5_esw_for_each_vf_vport_reverse(esw, vport, nvfs) \
+ for ((vport) = (nvfs); \
+ (vport) >= MLX5_VPORT_FIRST_VF; (vport)--)
+
+static struct mlx5_eswitch_rep *mlx5_eswitch_get_rep(struct mlx5_eswitch *esw,
+ u16 vport_num)
+{
+ u16 idx = vport_num;
+
+ if (vport_num == MLX5_VPORT_UPLINK)
+ idx = UPLINK_REP_INDEX;
+
+ WARN_ON(idx > esw->total_vports - 1);
+ return &esw->offloads.vport_reps[idx];
+}
+
static struct mlx5_flow_table *
esw_get_prio_table(struct mlx5_eswitch *esw, u32 chain, u16 prio, int level);
static void
@@ -604,7 +642,7 @@ static int esw_add_fdb_peer_miss_rules(struct mlx5_eswitch *esw,
misc = MLX5_ADDR_OF(fte_match_param, spec->match_value,
misc_parameters);
- for (i = 1; i < nvports; i++) {
+ mlx5_esw_for_each_vf_vport(esw, i, mlx5_core_max_vfs(esw->dev)) {
MLX5_SET(fte_match_set_misc, misc, source_port, i);
flow = mlx5_add_flow_rules(esw->fdb_table.offloads.slow_fdb,
spec, &flow_act, &dest, 1);
@@ -622,7 +660,8 @@ static int esw_add_fdb_peer_miss_rules(struct mlx5_eswitch *esw,
return 0;
add_flow_err:
- for (i--; i > 0; i--)
+ nvports = --i;
+ mlx5_esw_for_each_vf_vport_reverse(esw, i, nvports)
mlx5_del_flow_rules(flows[i]);
kvfree(flows);
alloc_flows_err:
@@ -637,7 +676,7 @@ static void esw_del_fdb_peer_miss_rules(struct mlx5_eswitch *esw)
flows = esw->fdb_table.offloads.peer_miss_rules;
- for (i = 1; i < esw->total_vports; i++)
+ mlx5_esw_for_each_vf_vport_reverse(esw, i, mlx5_core_max_vfs(esw->dev))
mlx5_del_flow_rules(flows[i]);
kvfree(flows);
@@ -1229,9 +1268,7 @@ int esw_offloads_init_reps(struct mlx5_eswitch *esw)
offloads = &esw->offloads;
mlx5_query_nic_vport_mac_address(dev, 0, hw_id);
- for (vport = 0; vport < total_vfs; vport++) {
- rep = &offloads->vport_reps[vport];
-
+ mlx5_esw_for_all_reps(esw, vport, rep) {
rep->vport = vport;
ether_addr_copy(rep->hw_id, hw_id);
}
@@ -1256,12 +1293,10 @@ static void esw_offloads_unload_reps_type(struct mlx5_eswitch *esw, int nvports,
struct mlx5_eswitch_rep *rep;
int vport;
- for (vport = nvports; vport >= MLX5_VPORT_FIRST_VF; vport--) {
- rep = &esw->offloads.vport_reps[vport];
+ mlx5_esw_for_each_vf_rep_reverse(esw, vport, rep, nvports)
__esw_offloads_unload_rep(esw, rep, rep_type);
- }
- rep = &esw->offloads.vport_reps[UPLINK_REP_INDEX];
+ rep = mlx5_eswitch_get_rep(esw, MLX5_VPORT_UPLINK);
__esw_offloads_unload_rep(esw, rep, rep_type);
}
@@ -1289,13 +1324,12 @@ static int esw_offloads_load_reps_type(struct mlx5_eswitch *esw, int nvports,
int vport;
int err;
- rep = &esw->offloads.vport_reps[UPLINK_REP_INDEX];
+ rep = mlx5_eswitch_get_rep(esw, MLX5_VPORT_UPLINK);
err = __esw_offloads_load_rep(esw, rep, rep_type);
if (err)
goto out;
- for (vport = MLX5_VPORT_FIRST_VF; vport <= nvports; vport++) {
- rep = &esw->offloads.vport_reps[vport];
+ mlx5_esw_for_each_vf_rep(esw, vport, rep, nvports) {
err = __esw_offloads_load_rep(esw, rep, rep_type);
if (err)
goto err_reps;
@@ -1304,7 +1338,7 @@ static int esw_offloads_load_reps_type(struct mlx5_eswitch *esw, int nvports,
return 0;
err_reps:
- esw_offloads_unload_reps_type(esw, vport, rep_type);
+ esw_offloads_unload_reps_type(esw, --vport, rep_type);
out:
return err;
}
@@ -1848,10 +1882,9 @@ EXPORT_SYMBOL(mlx5_eswitch_unregister_vport_rep);
void *mlx5_eswitch_get_uplink_priv(struct mlx5_eswitch *esw, u8 rep_type)
{
- struct mlx5_esw_offload *offloads = &esw->offloads;
struct mlx5_eswitch_rep *rep;
- rep = &offloads->vport_reps[UPLINK_REP_INDEX];
+ rep = mlx5_eswitch_get_rep(esw, MLX5_VPORT_UPLINK);
return rep->rep_if[rep_type].priv;
}
@@ -1859,13 +1892,9 @@ void *mlx5_eswitch_get_proto_dev(struct mlx5_eswitch *esw,
int vport,
u8 rep_type)
{
- struct mlx5_esw_offload *offloads = &esw->offloads;
struct mlx5_eswitch_rep *rep;
- if (vport == MLX5_VPORT_UPLINK)
- vport = UPLINK_REP_INDEX;
-
- rep = &offloads->vport_reps[vport];
+ rep = mlx5_eswitch_get_rep(esw, vport);
if (rep->rep_if[rep_type].valid &&
rep->rep_if[rep_type].get_proto_dev)
@@ -1876,13 +1905,13 @@ EXPORT_SYMBOL(mlx5_eswitch_get_proto_dev);
void *mlx5_eswitch_uplink_get_proto_dev(struct mlx5_eswitch *esw, u8 rep_type)
{
- return mlx5_eswitch_get_proto_dev(esw, UPLINK_REP_INDEX, rep_type);
+ return mlx5_eswitch_get_proto_dev(esw, MLX5_VPORT_UPLINK, rep_type);
}
EXPORT_SYMBOL(mlx5_eswitch_uplink_get_proto_dev);
struct mlx5_eswitch_rep *mlx5_eswitch_vport_rep(struct mlx5_eswitch *esw,
int vport)
{
- return &esw->offloads.vport_reps[vport];
+ return mlx5_eswitch_get_rep(esw, vport);
}
EXPORT_SYMBOL(mlx5_eswitch_vport_rep);
generated by cgit (git 2.34.1) at 2024-06-16 02:03:16 +0000