diff options
author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 18:24:20 +0000 |
---|---|---|
committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 18:24:20 +0000 |
commit | 483eb2f56657e8e7f419ab1a4fab8dce9ade8609 (patch) | |
tree | e5d88d25d870d5dedacb6bbdbe2a966086a0a5cf /src/seastar/dpdk/drivers/net/mlx5/mlx5_defs.h | |
parent | Initial commit. (diff) | |
download | ceph-483eb2f56657e8e7f419ab1a4fab8dce9ade8609.tar.xz ceph-483eb2f56657e8e7f419ab1a4fab8dce9ade8609.zip |
Adding upstream version 14.2.21.upstream/14.2.21upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/seastar/dpdk/drivers/net/mlx5/mlx5_defs.h')
-rw-r--r-- | src/seastar/dpdk/drivers/net/mlx5/mlx5_defs.h | 92 |
1 files changed, 92 insertions, 0 deletions
diff --git a/src/seastar/dpdk/drivers/net/mlx5/mlx5_defs.h b/src/seastar/dpdk/drivers/net/mlx5/mlx5_defs.h new file mode 100644 index 00000000..201bb336 --- /dev/null +++ b/src/seastar/dpdk/drivers/net/mlx5/mlx5_defs.h @@ -0,0 +1,92 @@ +/*- + * BSD LICENSE + * + * Copyright 2015 6WIND S.A. + * Copyright 2015 Mellanox. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * * Neither the name of 6WIND S.A. nor the names of its + * contributors may be used to endorse or promote products derived + * from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT + * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef RTE_PMD_MLX5_DEFS_H_ +#define RTE_PMD_MLX5_DEFS_H_ + +#include "mlx5_autoconf.h" + +/* Reported driver name. */ +#define MLX5_DRIVER_NAME "net_mlx5" + +/* Maximum number of simultaneous MAC addresses. */ +#define MLX5_MAX_MAC_ADDRESSES 128 + +/* Maximum number of simultaneous VLAN filters. */ +#define MLX5_MAX_VLAN_IDS 128 + +/* Maximum number of special flows. */ +#define MLX5_MAX_SPECIAL_FLOWS 4 + +/* + * 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 + +/* + * 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 + * from which buffers are to be transmitted will have to be mapped by this + * driver to their own Memory Region (MR). This is a slow operation. + * + * This value is always 1 for RX queues. + */ +#ifndef MLX5_PMD_TX_MP_CACHE +#define MLX5_PMD_TX_MP_CACHE 8 +#endif + +/* + * If defined, only use software counters. The PMD will never ask the hardware + * for these, and many of them won't be available. + */ +#ifndef MLX5_PMD_SOFT_COUNTERS +#define MLX5_PMD_SOFT_COUNTERS 1 +#endif + +/* 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 + +#endif /* RTE_PMD_MLX5_DEFS_H_ */ |