drivers/net/ethernet/netronome/nfp/crypto/fw.h

Source file repositories/reference/linux-study-clean/drivers/net/ethernet/netronome/nfp/crypto/fw.h

File Facts

System
Linux kernel
Corpus path
drivers/net/ethernet/netronome/nfp/crypto/fw.h
Extension
.h
Size
2043 bytes
Lines
99
Domain
Driver Families
Bucket
drivers/net
Inferred role
Driver Families: implementation source
Status
source implementation candidate

Why This File Exists

Repeatable hardware-adapter layer. Deep compatibility for every driver is out of scope; this atlas records patterns, probe lifecycles, bus glue, IRQ/DMA usage, and links back to core abstractions.

Dependency Surface

Detected Declarations

Annotated Snippet

struct nfp_net_tls_resync_req {
	__be32 fw_handle[2];
	__be32 tcp_seq;
	u8 l3_offset;
	u8 l4_offset;
	u8 resv[2];
};

struct nfp_crypto_reply_simple {
	struct nfp_ccm_hdr hdr;
	__be32 error;
};

struct nfp_crypto_req_reset {
	struct nfp_ccm_hdr hdr;
	__be32 ep_id;
};

#define NFP_NET_TLS_IPVER		GENMASK(15, 12)
#define NFP_NET_TLS_VLAN		GENMASK(11, 0)
#define NFP_NET_TLS_VLAN_UNUSED			4095

struct nfp_crypto_req_add_front {
	/* New members MUST be added within the struct_group() macro below. */
	struct_group_tagged(nfp_crypto_req_add_front_hdr, __hdr,
		struct nfp_ccm_hdr hdr;
		__be32 ep_id;
		u8 resv[3];
		u8 opcode;
		u8 key_len;
		__be16 ipver_vlan __packed;
		u8 l4_proto;
	);
#define NFP_NET_TLS_NON_ADDR_KEY_LEN	8
	u8 l3_addrs[];
};
static_assert(offsetof(struct nfp_crypto_req_add_front, l3_addrs) ==
	      sizeof(struct nfp_crypto_req_add_front_hdr),
	      "struct member likely outside of struct_group_tagged()");

struct nfp_crypto_req_add_back {
	__be16 src_port;
	__be16 dst_port;
	__be32 key[8];
	__be32 salt;
	__be32 iv[2];
	__be32 counter;
	__be32 rec_no[2];
	__be32 tcp_seq;
};

struct nfp_crypto_req_add_v4 {
	struct nfp_crypto_req_add_front_hdr front;
	__be32 src_ip;
	__be32 dst_ip;
	struct nfp_crypto_req_add_back back;
};

struct nfp_crypto_req_add_v6 {
	struct nfp_crypto_req_add_front_hdr front;
	__be32 src_ip[4];
	__be32 dst_ip[4];
	struct nfp_crypto_req_add_back back;
};

struct nfp_crypto_reply_add {
	struct nfp_ccm_hdr hdr;
	__be32 error;
	__be32 handle[2];
};

struct nfp_crypto_req_del {
	struct nfp_ccm_hdr hdr;
	__be32 ep_id;
	__be32 handle[2];
};

struct nfp_crypto_req_update {
	struct nfp_ccm_hdr hdr;
	__be32 ep_id;
	u8 resv[3];
	u8 opcode;
	__be32 handle[2];
	__be32 rec_no[2];
	__be32 tcp_seq;
};
#endif

Annotation

Implementation Notes