diff options
Diffstat (limited to 'sys/dev/mlx5/mlx5_en/mlx5_en_ethtool.c')
-rw-r--r-- | sys/dev/mlx5/mlx5_en/mlx5_en_ethtool.c | 174 |
1 files changed, 109 insertions, 65 deletions
diff --git a/sys/dev/mlx5/mlx5_en/mlx5_en_ethtool.c b/sys/dev/mlx5/mlx5_en/mlx5_en_ethtool.c index eede82f..e389a07 100644 --- a/sys/dev/mlx5/mlx5_en/mlx5_en_ethtool.c +++ b/sys/dev/mlx5/mlx5_en/mlx5_en_ethtool.c @@ -58,19 +58,60 @@ mlx5e_ethtool_handler(SYSCTL_HANDLER_ARGS) PRIV_LOCK(priv); value = priv->params_ethtool.arg[arg2]; - error = sysctl_handle_64(oidp, &value, 0, req); - if (error || req->newptr == NULL || - value == priv->params_ethtool.arg[arg2]) - goto done; - - /* assign new value */ - priv->params_ethtool.arg[arg2] = value; + if (req != NULL) { + error = sysctl_handle_64(oidp, &value, 0, req); + if (error || req->newptr == NULL || + value == priv->params_ethtool.arg[arg2]) + goto done; + /* assign new value */ + priv->params_ethtool.arg[arg2] = value; + } else { + error = 0; + } /* check if device is gone */ if (priv->gone) { error = ENXIO; goto done; } + /* import RX coal time */ + if (priv->params_ethtool.rx_coalesce_usecs < 1) + priv->params_ethtool.rx_coalesce_usecs = 0; + else if (priv->params_ethtool.rx_coalesce_usecs > + MLX5E_FLD_MAX(cqc, cq_period)) { + priv->params_ethtool.rx_coalesce_usecs = + MLX5E_FLD_MAX(cqc, cq_period); + } + priv->params.rx_cq_moderation_usec = priv->params_ethtool.rx_coalesce_usecs; + + /* import RX coal pkts */ + if (priv->params_ethtool.rx_coalesce_pkts < 1) + priv->params_ethtool.rx_coalesce_pkts = 0; + else if (priv->params_ethtool.rx_coalesce_pkts > + MLX5E_FLD_MAX(cqc, cq_max_count)) { + priv->params_ethtool.rx_coalesce_pkts = + MLX5E_FLD_MAX(cqc, cq_max_count); + } + priv->params.rx_cq_moderation_pkts = priv->params_ethtool.rx_coalesce_pkts; + + /* import TX coal time */ + if (priv->params_ethtool.tx_coalesce_usecs < 1) + priv->params_ethtool.tx_coalesce_usecs = 0; + else if (priv->params_ethtool.tx_coalesce_usecs > + MLX5E_FLD_MAX(cqc, cq_period)) { + priv->params_ethtool.tx_coalesce_usecs = + MLX5E_FLD_MAX(cqc, cq_period); + } + priv->params.tx_cq_moderation_usec = priv->params_ethtool.tx_coalesce_usecs; + + /* import TX coal pkts */ + if (priv->params_ethtool.tx_coalesce_pkts < 1) + priv->params_ethtool.tx_coalesce_pkts = 0; + else if (priv->params_ethtool.tx_coalesce_pkts > + MLX5E_FLD_MAX(cqc, cq_max_count)) { + priv->params_ethtool.tx_coalesce_pkts = MLX5E_FLD_MAX(cqc, cq_max_count); + } + priv->params.tx_cq_moderation_pkts = priv->params_ethtool.tx_coalesce_pkts; if (&priv->params_ethtool.arg[arg2] == &priv->params_ethtool.rx_pauseframe_control || &priv->params_ethtool.arg[arg2] == &priv->params_ethtool.tx_pauseframe_control) { @@ -88,9 +129,19 @@ mlx5e_ethtool_handler(SYSCTL_HANDLER_ARGS) } was_opened = test_bit(MLX5E_STATE_OPENED, &priv->state); - if (was_opened) + if (was_opened) { + u64 *xarg = priv->params_ethtool.arg + arg2; + + if (xarg == &priv->params_ethtool.tx_coalesce_pkts || + xarg == &priv->params_ethtool.rx_coalesce_pkts || + xarg == &priv->params_ethtool.tx_coalesce_usecs || + xarg == &priv->params_ethtool.rx_coalesce_usecs) { + /* avoid downing and upping the network interface */ + error = mlx5e_refresh_channel_params(priv); + goto done; + } mlx5e_close_locked(priv->ifp); - + } /* import TX queue size */ if (priv->params_ethtool.tx_queue_size < (1 << MLX5E_PARAMS_MINIMUM_LOG_SQ_SIZE)) { @@ -141,45 +192,6 @@ mlx5e_ethtool_handler(SYSCTL_HANDLER_ARGS) priv->params_ethtool.tx_coalesce_mode = 1; priv->params.tx_cq_moderation_mode = priv->params_ethtool.tx_coalesce_mode; - /* import RX coal time */ - if (priv->params_ethtool.rx_coalesce_usecs < 1) - priv->params_ethtool.rx_coalesce_usecs = 0; - else if (priv->params_ethtool.rx_coalesce_usecs > - MLX5E_FLD_MAX(cqc, cq_period)) { - priv->params_ethtool.rx_coalesce_usecs = - MLX5E_FLD_MAX(cqc, cq_period); - } - priv->params.rx_cq_moderation_usec = priv->params_ethtool.rx_coalesce_usecs; - - /* import RX coal pkts */ - if (priv->params_ethtool.rx_coalesce_pkts < 1) - priv->params_ethtool.rx_coalesce_pkts = 0; - else if (priv->params_ethtool.rx_coalesce_pkts > - MLX5E_FLD_MAX(cqc, cq_max_count)) { - priv->params_ethtool.rx_coalesce_pkts = - MLX5E_FLD_MAX(cqc, cq_max_count); - } - priv->params.rx_cq_moderation_pkts = priv->params_ethtool.rx_coalesce_pkts; - - /* import TX coal time */ - if (priv->params_ethtool.tx_coalesce_usecs < 1) - priv->params_ethtool.tx_coalesce_usecs = 0; - else if (priv->params_ethtool.tx_coalesce_usecs > - MLX5E_FLD_MAX(cqc, cq_period)) { - priv->params_ethtool.tx_coalesce_usecs = - MLX5E_FLD_MAX(cqc, cq_period); - } - priv->params.tx_cq_moderation_usec = priv->params_ethtool.tx_coalesce_usecs; - - /* import TX coal pkts */ - if (priv->params_ethtool.tx_coalesce_pkts < 1) - priv->params_ethtool.tx_coalesce_pkts = 0; - else if (priv->params_ethtool.tx_coalesce_pkts > - MLX5E_FLD_MAX(cqc, cq_max_count)) { - priv->params_ethtool.tx_coalesce_pkts = MLX5E_FLD_MAX(cqc, cq_max_count); - } - priv->params.tx_cq_moderation_pkts = priv->params_ethtool.tx_coalesce_pkts; - /* we always agree to turn off HW LRO - but not always to turn on */ if (priv->params_ethtool.hw_lro) { if (priv->params_ethtool.hw_lro != 1) { @@ -200,6 +212,18 @@ mlx5e_ethtool_handler(SYSCTL_HANDLER_ARGS) priv->params.hw_lro_en = false; } + if (&priv->params_ethtool.arg[arg2] == + &priv->params_ethtool.cqe_zipping) { + if (priv->params_ethtool.cqe_zipping && + MLX5_CAP_GEN(priv->mdev, cqe_compression)) { + priv->params.cqe_zipping_en = true; + priv->params_ethtool.cqe_zipping = 1; + } else { + priv->params.cqe_zipping_en = false; + priv->params_ethtool.cqe_zipping = 0; + } + } + if (was_opened) mlx5e_open_locked(priv->ifp); done: @@ -319,34 +343,33 @@ mlx5e_get_eeprom(struct mlx5e_priv *priv, struct mlx5e_eeprom *ee) static void mlx5e_print_eeprom(struct mlx5e_eeprom *eeprom) { - int i, j = 0; - int row = 0; + int row; + int index_in_row; + int byte_to_write = 0; + int line_length = 16; printf("\nOffset\t\tValues\n"); - printf("------\t\t------\n"); - while (row < eeprom->len) { - printf("0x%04x\t\t", row); - for (i = 0; i < 16; i++) { - printf("%02x ", ((u8 *)eeprom->data)[j]); - j++; - row++; + printf("------\t\t------"); + while (byte_to_write < eeprom->len) { + printf("\n0x%04X\t\t", byte_to_write); + for (index_in_row = 0; index_in_row < line_length; index_in_row++) { + printf("%02X ", ((u8 *)eeprom->data)[byte_to_write]); + byte_to_write++; } - printf("\n"); } if (eeprom->page_valid) { row = MLX5E_EEPROM_HIGH_PAGE_OFFSET; - printf("\nUpper Page 0x03\n"); + printf("\n\nUpper Page 0x03\n"); printf("\nOffset\t\tValues\n"); - printf("------\t\t------\n"); + printf("------\t\t------"); while (row < MLX5E_EEPROM_PAGE_LENGTH) { - printf("0x%04x\t\t", row); - for (i = 0; i < 16; i++) { - printf("%02x ", ((u8 *)eeprom->data)[j]); - j++; + printf("\n0x%04X\t\t", row); + for (index_in_row = 0; index_in_row < line_length; index_in_row++) { + printf("%02X ", ((u8 *)eeprom->data)[byte_to_write]); + byte_to_write++; row++; } - printf("\n"); } } } @@ -469,6 +492,7 @@ mlx5e_create_ethtool(struct mlx5e_priv *priv) priv->params_ethtool.tx_coalesce_usecs = priv->params.tx_cq_moderation_usec; priv->params_ethtool.tx_coalesce_pkts = priv->params.tx_cq_moderation_pkts; priv->params_ethtool.hw_lro = priv->params.hw_lro_en; + priv->params_ethtool.cqe_zipping = priv->params.cqe_zipping_en; /* create root node */ node = SYSCTL_ADD_NODE(&priv->sysctl_ctx, @@ -484,10 +508,30 @@ mlx5e_create_ethtool(struct mlx5e_priv *priv) CTLFLAG_MPSAFE, priv, x, &mlx5e_ethtool_handler, "QU", mlx5e_params_desc[2 * x + 1]); } else { +#if (__FreeBSD_version < 1100000) + char path[64]; +#endif + /* + * NOTE: In FreeBSD-11 and newer the + * CTLFLAG_RWTUN flag will take care of + * loading default sysctl value from the + * kernel environment, if any: + */ SYSCTL_ADD_PROC(&priv->sysctl_ctx, SYSCTL_CHILDREN(node), OID_AUTO, mlx5e_params_desc[2 * x], CTLTYPE_U64 | CTLFLAG_RWTUN | CTLFLAG_MPSAFE, priv, x, &mlx5e_ethtool_handler, "QU", mlx5e_params_desc[2 * x + 1]); + +#if (__FreeBSD_version < 1100000) + /* compute path for sysctl */ + snprintf(path, sizeof(path), "dev.mce.%d.conf.%s", + device_get_unit(priv->mdev->pdev->dev.bsddev), + mlx5e_params_desc[2 * x]); + + /* try to fetch tunable, if any */ + if (TUNABLE_QUAD_FETCH(path, &priv->params_ethtool.arg[x])) + mlx5e_ethtool_handler(NULL, priv, x, NULL); +#endif } } |