}
}
- dev->caps.max_counters = 1 << ilog2(dev_cap->max_counters);
+ if (mlx4_is_master(dev) && (dev->caps.num_ports == 2) &&
+ (port_type_array[0] == MLX4_PORT_TYPE_IB) &&
+ (port_type_array[1] == MLX4_PORT_TYPE_ETH)) {
+ mlx4_warn(dev,
+ "Granular QoS per VF not supported with IB/Eth configuration\n");
+ dev->caps.flags2 &= ~MLX4_DEV_CAP_FLAG2_QOS_VPP;
+ }
+
+ dev->caps.max_counters = dev_cap->max_counters;
dev->caps.reserved_qps_cnt[MLX4_QP_REGION_FW] = dev_cap->reserved_qps;
dev->caps.reserved_qps_cnt[MLX4_QP_REGION_ETH_ADDR] =
return 0;
}
+int mlx4_get_internal_clock_params(struct mlx4_dev *dev,
+ struct mlx4_clock_params *params)
+{
+ struct mlx4_priv *priv = mlx4_priv(dev);
+
+ if (mlx4_is_slave(dev))
+ return -ENOTSUPP;
+
+ if (!params)
+ return -EINVAL;
+
+ params->bar = priv->fw.clock_bar;
+ params->offset = priv->fw.clock_offset;
+ params->size = MLX4_CLOCK_SIZE;
+
+ return 0;
+}
+EXPORT_SYMBOL_GPL(mlx4_get_internal_clock_params);
+
static void unmap_internal_clock(struct mlx4_dev *dev)
{
struct mlx4_priv *priv = mlx4_priv(dev);
static int mlx4_init_counters_table(struct mlx4_dev *dev)
{
struct mlx4_priv *priv = mlx4_priv(dev);
- int nent;
+ int nent_pow2;
if (!(dev->caps.flags & MLX4_DEV_CAP_FLAG_COUNTERS))
return -ENOENT;
- nent = dev->caps.max_counters;
- return mlx4_bitmap_init(&priv->counters_bitmap, nent, nent - 1, 0, 0);
+ if (!dev->caps.max_counters)
+ return -ENOSPC;
+
+ nent_pow2 = roundup_pow_of_two(dev->caps.max_counters);
+ /* reserve last counter index for sink counter */
+ return mlx4_bitmap_init(&priv->counters_bitmap, nent_pow2,
+ nent_pow2 - 1, 0,
+ nent_pow2 - dev->caps.max_counters + 1);
}
static void mlx4_cleanup_counters_table(struct mlx4_dev *dev)
{
+ if (!(dev->caps.flags & MLX4_DEV_CAP_FLAG_COUNTERS))
+ return;
+
+ if (!dev->caps.max_counters)
+ return;
+
mlx4_bitmap_cleanup(&mlx4_priv(dev)->counters_bitmap);
}
+static void mlx4_cleanup_default_counters(struct mlx4_dev *dev)
+{
+ struct mlx4_priv *priv = mlx4_priv(dev);
+ int port;
+
+ for (port = 0; port < dev->caps.num_ports; port++)
+ if (priv->def_counter[port] != -1)
+ mlx4_counter_free(dev, priv->def_counter[port]);
+}
+
+static int mlx4_allocate_default_counters(struct mlx4_dev *dev)
+{
+ struct mlx4_priv *priv = mlx4_priv(dev);
+ int port, err = 0;
+ u32 idx;
+
+ for (port = 0; port < dev->caps.num_ports; port++)
+ priv->def_counter[port] = -1;
+
+ for (port = 0; port < dev->caps.num_ports; port++) {
+ err = mlx4_counter_alloc(dev, &idx);
+
+ if (!err || err == -ENOSPC) {
+ priv->def_counter[port] = idx;
+ } else if (err == -ENOENT) {
+ err = 0;
+ continue;
+ } else if (mlx4_is_slave(dev) && err == -EINVAL) {
+ priv->def_counter[port] = MLX4_SINK_COUNTER_INDEX(dev);
+ mlx4_warn(dev, "can't allocate counter from old PF driver, using index %d\n",
+ MLX4_SINK_COUNTER_INDEX(dev));
+ err = 0;
+ } else {
+ mlx4_err(dev, "%s: failed to allocate default counter port %d err %d\n",
+ __func__, port + 1, err);
+ mlx4_cleanup_default_counters(dev);
+ return err;
+ }
+
+ mlx4_dbg(dev, "%s: default counter index %d for port %d\n",
+ __func__, priv->def_counter[port], port + 1);
+ }
+
+ return err;
+}
+
int __mlx4_counter_alloc(struct mlx4_dev *dev, u32 *idx)
{
struct mlx4_priv *priv = mlx4_priv(dev);
return -ENOENT;
*idx = mlx4_bitmap_alloc(&priv->counters_bitmap);
- if (*idx == -1)
- return -ENOMEM;
+ if (*idx == -1) {
+ *idx = MLX4_SINK_COUNTER_INDEX(dev);
+ return -ENOSPC;
+ }
return 0;
}
}
EXPORT_SYMBOL_GPL(mlx4_counter_alloc);
+static int __mlx4_clear_if_stat(struct mlx4_dev *dev,
+ u8 counter_index)
+{
+ struct mlx4_cmd_mailbox *if_stat_mailbox;
+ int err;
+ u32 if_stat_in_mod = (counter_index & 0xff) | MLX4_QUERY_IF_STAT_RESET;
+
+ if_stat_mailbox = mlx4_alloc_cmd_mailbox(dev);
+ if (IS_ERR(if_stat_mailbox))
+ return PTR_ERR(if_stat_mailbox);
+
+ err = mlx4_cmd_box(dev, 0, if_stat_mailbox->dma, if_stat_in_mod, 0,
+ MLX4_CMD_QUERY_IF_STAT, MLX4_CMD_TIME_CLASS_C,
+ MLX4_CMD_NATIVE);
+
+ mlx4_free_cmd_mailbox(dev, if_stat_mailbox);
+ return err;
+}
+
void __mlx4_counter_free(struct mlx4_dev *dev, u32 idx)
{
+ if (!(dev->caps.flags & MLX4_DEV_CAP_FLAG_COUNTERS))
+ return;
+
+ if (idx == MLX4_SINK_COUNTER_INDEX(dev))
+ return;
+
+ __mlx4_clear_if_stat(dev, idx);
+
mlx4_bitmap_free(&mlx4_priv(dev)->counters_bitmap, idx, MLX4_USE_RR);
return;
}
}
EXPORT_SYMBOL_GPL(mlx4_counter_free);
+int mlx4_get_default_counter_index(struct mlx4_dev *dev, int port)
+{
+ struct mlx4_priv *priv = mlx4_priv(dev);
+
+ return priv->def_counter[port - 1];
+}
+EXPORT_SYMBOL_GPL(mlx4_get_default_counter_index);
+
void mlx4_set_admin_guid(struct mlx4_dev *dev, __be64 guid, int entry, int port)
{
struct mlx4_priv *priv = mlx4_priv(dev);
goto err_srq_table_free;
}
- err = mlx4_init_counters_table(dev);
- if (err && err != -ENOENT) {
- mlx4_err(dev, "Failed to initialize counters table, aborting\n");
- goto err_qp_table_free;
+ if (!mlx4_is_slave(dev)) {
+ err = mlx4_init_counters_table(dev);
+ if (err && err != -ENOENT) {
+ mlx4_err(dev, "Failed to initialize counters table, aborting\n");
+ goto err_qp_table_free;
+ }
+ }
+
+ err = mlx4_allocate_default_counters(dev);
+ if (err) {
+ mlx4_err(dev, "Failed to allocate default counters, aborting\n");
+ goto err_counters_table_free;
}
if (!mlx4_is_slave(dev)) {
if (err) {
mlx4_err(dev, "Failed to set port %d, aborting\n",
port);
- goto err_counters_table_free;
+ goto err_default_countes_free;
}
}
}
return 0;
+err_default_countes_free:
+ mlx4_cleanup_default_counters(dev);
+
err_counters_table_free:
- mlx4_cleanup_counters_table(dev);
+ if (!mlx4_is_slave(dev))
+ mlx4_cleanup_counters_table(dev);
err_qp_table_free:
mlx4_cleanup_qp_table(dev);
for (--port; port >= 1; --port)
mlx4_cleanup_port_info(&priv->port[port]);
- mlx4_cleanup_counters_table(dev);
+ mlx4_cleanup_default_counters(dev);
+ if (!mlx4_is_slave(dev))
+ mlx4_cleanup_counters_table(dev);
mlx4_cleanup_qp_table(dev);
mlx4_cleanup_srq_table(dev);
mlx4_cleanup_cq_table(dev);
mlx4_free_resource_tracker(dev,
RES_TR_FREE_SLAVES_ONLY);
- mlx4_cleanup_counters_table(dev);
+ mlx4_cleanup_default_counters(dev);
+ if (!mlx4_is_slave(dev))
+ mlx4_cleanup_counters_table(dev);
mlx4_cleanup_qp_table(dev);
mlx4_cleanup_srq_table(dev);
mlx4_cleanup_cq_table(dev);