diff options
Diffstat (limited to 'src/spdk/dpdk/drivers/net/enic/enic_res.h')
-rw-r--r-- | src/spdk/dpdk/drivers/net/enic/enic_res.h | 74 |
1 files changed, 74 insertions, 0 deletions
diff --git a/src/spdk/dpdk/drivers/net/enic/enic_res.h b/src/spdk/dpdk/drivers/net/enic/enic_res.h new file mode 100644 index 00000000..3786bc0e --- /dev/null +++ b/src/spdk/dpdk/drivers/net/enic/enic_res.h @@ -0,0 +1,74 @@ +/* SPDX-License-Identifier: BSD-3-Clause + * Copyright 2008-2017 Cisco Systems, Inc. All rights reserved. + * Copyright 2007 Nuova Systems, Inc. All rights reserved. + */ + +#ifndef _ENIC_RES_H_ +#define _ENIC_RES_H_ + +#include "wq_enet_desc.h" +#include "rq_enet_desc.h" +#include "vnic_wq.h" +#include "vnic_rq.h" + +#define ENIC_MIN_WQ_DESCS 64 +#define ENIC_MAX_WQ_DESCS 4096 +#define ENIC_MIN_RQ_DESCS 64 +#define ENIC_MAX_RQ_DESCS 4096 + +/* A descriptor ring has a multiple of 32 descriptors */ +#define ENIC_ALIGN_DESCS 32 +#define ENIC_ALIGN_DESCS_MASK ~(ENIC_ALIGN_DESCS - 1) + +/* Request a completion index every 32 buffers (roughly packets) */ +#define ENIC_WQ_CQ_THRESH 32 + +#define ENIC_MIN_MTU 68 + +/* Does not include (possible) inserted VLAN tag and FCS */ +#define ENIC_DEFAULT_RX_MAX_PKT_SIZE 9022 + +/* Does not include (possible) inserted VLAN tag and FCS */ +#define ENIC_TX_MAX_PKT_SIZE 9208 + +#define ENIC_MULTICAST_PERFECT_FILTERS 32 +#define ENIC_UNICAST_PERFECT_FILTERS 32 + +#define ENIC_NON_TSO_MAX_DESC 16 +#define ENIC_DEFAULT_RX_FREE_THRESH 32 +#define ENIC_TX_XMIT_MAX 64 +#define ENIC_RX_BURST_MAX 64 + +/* Defaults for dev_info.default_{rx,tx}portconf */ +#define ENIC_DEFAULT_RX_BURST 32 +#define ENIC_DEFAULT_RX_RINGS 1 +#define ENIC_DEFAULT_RX_RING_SIZE 512 +#define ENIC_DEFAULT_TX_BURST 32 +#define ENIC_DEFAULT_TX_RINGS 1 +#define ENIC_DEFAULT_TX_RING_SIZE 512 + +#define ENIC_RSS_DEFAULT_CPU 0 +#define ENIC_RSS_BASE_CPU 0 +#define ENIC_RSS_HASH_BITS 7 +#define ENIC_RSS_RETA_SIZE (1 << ENIC_RSS_HASH_BITS) +#define ENIC_RSS_HASH_KEY_SIZE 40 + +#define ENIC_SETTING(enic, f) ((enic->config.flags & VENETF_##f) ? 1 : 0) + + +struct enic; + +int enic_get_vnic_config(struct enic *); +int enic_add_vlan(struct enic *enic, u16 vlanid); +int enic_del_vlan(struct enic *enic, u16 vlanid); +int enic_set_nic_cfg(struct enic *enic, u8 rss_default_cpu, u8 rss_hash_type, + u8 rss_hash_bits, u8 rss_base_cpu, u8 rss_enable, u8 tso_ipid_split_en, + u8 ig_vlan_strip_en); +int enic_set_rss_key(struct enic *enic, dma_addr_t key_pa, u64 len); +int enic_set_rss_cpu(struct enic *enic, dma_addr_t cpu_pa, u64 len); +void enic_get_res_counts(struct enic *enic); +void enic_init_vnic_resources(struct enic *enic); +int enic_alloc_vnic_resources(struct enic *); +void enic_free_vnic_resources(struct enic *); + +#endif /* _ENIC_RES_H_ */ |