X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=drivers%2Fnet%2Fmlx5%2Fmlx5_defs.h;h=59ff00d6b9b8c5e67035e2af99fc1a8f15db08d3;hb=e916697f8e894200086c6b9b9b972ed14f42b530;hp=195440c09489675b6711ea3c6947a7e709b519da;hpb=76f5c99e684094cc96ea619c0f8c784d467c00b1;p=dpdk.git diff --git a/drivers/net/mlx5/mlx5_defs.h b/drivers/net/mlx5/mlx5_defs.h index 195440c094..59ff00d6b9 100644 --- a/drivers/net/mlx5/mlx5_defs.h +++ b/drivers/net/mlx5/mlx5_defs.h @@ -37,7 +37,7 @@ #include "mlx5_autoconf.h" /* Reported driver name. */ -#define MLX5_DRIVER_NAME "librte_pmd_mlx5" +#define MLX5_DRIVER_NAME "net_mlx5" /* Maximum number of simultaneous MAC addresses. */ #define MLX5_MAX_MAC_ADDRESSES 128 @@ -48,21 +48,18 @@ /* Maximum number of special flows. */ #define MLX5_MAX_SPECIAL_FLOWS 4 -/* Request send completion once in every 64 sends, might be less. */ -#define MLX5_PMD_TX_PER_COMP_REQ 64 - -/* RSS Indirection table size. */ -#define RSS_INDIRECTION_TABLE_SIZE 512 - -/* Maximum number of Scatter/Gather Elements per Work Request. */ -#ifndef MLX5_PMD_SGE_WR_N -#define MLX5_PMD_SGE_WR_N 4 -#endif +/* + * Request TX completion every time descriptors reach this threshold since + * the previous request. Must be a power of two for performance reasons. + */ +#define MLX5_TX_COMP_THRESH 32 -/* Maximum size for inline data. */ -#ifndef MLX5_PMD_MAX_INLINE -#define MLX5_PMD_MAX_INLINE 0 -#endif +/* + * Request TX completion every time the total number of WQEBBs used for inlining + * packets exceeds the size of WQ divided by this divisor. Better to be power of + * two for performance. + */ +#define MLX5_TX_COMP_THRESH_INLINE_DIV (1 << 3) /* * Maximum number of cached Memory Pools (MPs) per TX queue. Each RTE MP @@ -86,13 +83,29 @@ /* Alarm timeout. */ #define MLX5_ALARM_TIMEOUT_US 100000 +/* Maximum number of extended statistics counters. */ +#define MLX5_MAX_XSTATS 32 + +/* Maximum Packet headers size (L2+L3+L4) for TSO. */ +#define MLX5_MAX_TSO_HEADER 128 + +/* Default minimum number of Tx queues for vectorized Tx. */ +#define MLX5_VPMD_MIN_TXQS 4 + +/* Threshold of buffer replenishment for vectorized Rx. */ +#define MLX5_VPMD_RXQ_RPLNSH_THRESH 64U + +/* Maximum size of burst for vectorized Rx. */ +#define MLX5_VPMD_RX_MAX_BURST MLX5_VPMD_RXQ_RPLNSH_THRESH + /* - * Extended flow priorities necessary to support flow director are available - * since MLNX_OFED 3.2. Considering this version adds support for VLAN - * offloads as well, their availability means flow director can be used. + * Maximum size of burst for vectorized Tx. This is related to the maximum size + * of Enhanced MPW (eMPW) WQE as vectorized Tx is supported with eMPW. + * Careful when changing, large value can cause WQE DS to overlap. */ -#ifdef HAVE_EXP_DEVICE_ATTR_VLAN_OFFLOADS -#define MLX5_FDIR_SUPPORT 1 -#endif +#define MLX5_VPMD_TX_MAX_BURST 32U + +/* Number of packets vectorized Rx can simultaneously process in a loop. */ +#define MLX5_VPMD_DESCS_PER_LOOP 4 #endif /* RTE_PMD_MLX5_DEFS_H_ */