/* SPDX-License-Identifier: BSD-3-Clause
- * Copyright(c) 2001-2020
+ * Copyright(c) 2001-2021 Intel Corporation
*/
#ifndef _ICE_FDIR_H_
#include "ice_common.h"
-/* Flow Director (FD) Filter Programming descriptor */
-struct ice_fd_fltr_desc_ctx {
- u32 fdid;
- u16 qindex;
- u16 cnt_index;
- u16 fd_vsi;
- u16 flex_val;
- u8 comp_q;
- u8 comp_report;
- u8 fd_space;
- u8 cnt_ena;
- u8 evict_ena;
- u8 toq;
- u8 toq_prio;
- u8 dpu_recipe;
- u8 drop;
- u8 flex_prio;
- u8 flex_mdid;
- u8 dtype;
- u8 pcmd;
- u8 desc_prof_prio;
- u8 desc_prof;
- u8 swap;
- u8 fdid_prio;
- u8 fdid_mdid;
-};
-
-enum ice_status ice_alloc_fd_res_cntr(struct ice_hw *hw, u16 *cntr_id);
-enum ice_status ice_free_fd_res_cntr(struct ice_hw *hw, u16 cntr_id);
-void ice_set_dflt_val_fd_desc(struct ice_fd_fltr_desc_ctx *fd_fltr_ctx);
-enum ice_status
-ice_alloc_fd_guar_item(struct ice_hw *hw, u16 *cntr_id, u16 num_fltr);
-enum ice_status
-ice_free_fd_guar_item(struct ice_hw *hw, u16 cntr_id, u16 num_fltr);
-enum ice_status
-ice_alloc_fd_shrd_item(struct ice_hw *hw, u16 *cntr_id, u16 num_fltr);
-enum ice_status
-ice_free_fd_shrd_item(struct ice_hw *hw, u16 cntr_id, u16 num_fltr);
-enum ice_status ice_clear_vsi_fd_table(struct ice_hw *hw, u16 vsi_num);
-enum ice_status ice_clear_pf_fd_table(struct ice_hw *hw);
-
#define ICE_FDIR_IP_PROTOCOLS
#define ICE_IP_PROTO_TCP 6
#define ICE_IP_PROTO_UDP 17
#define ICE_IP_PROTO_IP 0
#define ICE_IP_PROTO_ESP 50
+#define ICE_FDIR_GTPU_IP_INNER_PKT_OFF 50
+#define ICE_FDIR_GTPU_EH_INNER_PKT_OFF 58
+#define ICE_FDIR_IPV4_GRE_INNER_PKT_OFF 38
+#define ICE_FDIR_IPV6_GRE_INNER_PKT_OFF 58
+#define ICE_FDIR_V4_V4_GTPOGRE_PKT_OFF 74
+#define ICE_FDIR_V4_V6_GTPOGRE_PKT_OFF 94
+#define ICE_FDIR_V6_V4_GTPOGRE_PKT_OFF 94
+#define ICE_FDIR_V6_V6_GTPOGRE_PKT_OFF 114
+#define ICE_FDIR_V4_V4_GTPOGRE_EH_PKT_OFF 82
+#define ICE_FDIR_V4_V6_GTPOGRE_EH_PKT_OFF 102
+#define ICE_FDIR_V6_V4_GTPOGRE_EH_PKT_OFF 102
+#define ICE_FDIR_V6_V6_GTPOGRE_EH_PKT_OFF 122
+
#define ICE_FDIR_TUN_PKT_OFF 50
#define ICE_FDIR_MAX_RAW_PKT_SIZE (512 + ICE_FDIR_TUN_PKT_OFF)
#define ICE_FDIR_BUF_FULL_MARGIN 10
-#define ICE_FDIR_BUF_HEAD_ROOM 32
/* macros for offsets into packets for flow director programming */
#define ICE_IPV4_SRC_ADDR_OFFSET 26
#define ICE_IPV6_SCTP_SRC_PORT_OFFSET 54
#define ICE_IPV6_SCTP_DST_PORT_OFFSET 56
+#define ICE_MAC_ETHTYPE_OFFSET 12
#define ICE_IPV4_TOS_OFFSET 15
+#define ICE_IPV4_ID_OFFSET 18
#define ICE_IPV4_TTL_OFFSET 22
#define ICE_IPV6_TC_OFFSET 14
#define ICE_IPV6_HLIM_OFFSET 21
#define ICE_IPV6_PROTO_OFFSET 20
+#define ICE_IPV6_ID_OFFSET 58
+/* For TUN inner (without inner MAC) */
+#define ICE_IPV4_NO_MAC_TOS_OFFSET 1
+#define ICE_IPV4_NO_MAC_TTL_OFFSET 8
+#define ICE_IPV4_NO_MAC_PROTO_OFFSET 9
+#define ICE_IPV4_NO_MAC_SRC_ADDR_OFFSET 12
+#define ICE_IPV4_NO_MAC_DST_ADDR_OFFSET 16
+#define ICE_TCP4_NO_MAC_SRC_PORT_OFFSET 20
+#define ICE_TCP4_NO_MAC_DST_PORT_OFFSET 22
+#define ICE_UDP4_NO_MAC_SRC_PORT_OFFSET 20
+#define ICE_UDP4_NO_MAC_DST_PORT_OFFSET 22
+#define ICE_IPV6_NO_MAC_TC_OFFSET 0
+#define ICE_IPV6_NO_MAC_HLIM_OFFSET 7
+#define ICE_IPV6_NO_MAC_PROTO_OFFSET 6
+#define ICE_IPV6_NO_MAC_SRC_ADDR_OFFSET 8
+#define ICE_IPV6_NO_MAC_DST_ADDR_OFFSET 24
+#define ICE_TCP6_NO_MAC_SRC_PORT_OFFSET 40
+#define ICE_TCP6_NO_MAC_DST_PORT_OFFSET 42
+#define ICE_UDP6_NO_MAC_SRC_PORT_OFFSET 40
+#define ICE_UDP6_NO_MAC_DST_PORT_OFFSET 42
#define ICE_IPV4_GTPU_TEID_OFFSET 46
#define ICE_IPV4_GTPU_QFI_OFFSET 56
+#define ICE_IPV6_GTPU_TEID_OFFSET 66
+#define ICE_IPV6_GTPU_QFI_OFFSET 76
+#define ICE_IPV4_GTPOGRE_TEID_OFFSET 70
+#define ICE_IPV4_GTPOGRE_QFI_OFFSET 80
+#define ICE_IPV6_GTPOGRE_TEID_OFFSET 90
+#define ICE_IPV6_GTPOGRE_QFI_OFFSET 100
+#define ICE_IPV4_L2TPV3_SESS_ID_OFFSET 34
+#define ICE_IPV6_L2TPV3_SESS_ID_OFFSET 54
+#define ICE_IPV4_ESP_SPI_OFFSET 34
+#define ICE_IPV6_ESP_SPI_OFFSET 54
+#define ICE_IPV4_AH_SPI_OFFSET 38
+#define ICE_IPV6_AH_SPI_OFFSET 58
+#define ICE_IPV4_NAT_T_ESP_SPI_OFFSET 42
+#define ICE_IPV6_NAT_T_ESP_SPI_OFFSET 62
+#define ICE_IPV4_VXLAN_VNI_OFFSET 46
+#define ICE_ECPRI_TP0_PC_ID_OFFSET 18
+#define ICE_IPV4_UDP_ECPRI_TP0_PC_ID_OFFSET 46
#define ICE_FDIR_MAX_FLTRS 16384
-/* IP v4 has 2 flag bits that enable fragment processing: DF and MF. DF
+/* IPv4 has 2 flag bits that enable fragment processing: DF and MF. DF
* requests that the packet not be fragmented. MF indicates that a packet has
- * been fragmented.
+ * been fragmented, except that for the last fragment has a non-zero
+ * Fragment Offset field with zero MF.
*/
-#define ICE_FDIR_IPV4_PKT_FLAG_DF 0x20
-#define ICE_FDIR_IPV4_PKT_FLAG_MF 0x40
+#define ICE_FDIR_IPV4_PKT_FLAG_MF 0x20
+#define ICE_FDIR_IPV4_PKT_FLAG_MF_SHIFT 8
+#define ICE_FDIR_IPV4_PKT_FLAG_DF 0x40
+
+/* For IPv6 fragmented packets, all fragments except the last have
+ * the MF flag set.
+ */
+#define ICE_FDIR_IPV6_PKT_FLAG_MF 0x100
+#define ICE_FDIR_IPV6_PKT_FLAG_MF_SHIFT 8
enum ice_fltr_prgm_desc_dest {
ICE_FLTR_PRGM_DESC_DEST_DROP_PKT,
ICE_FLTR_PRGM_DESC_FD_STATUS_8FLEX_BYTES,
};
+/* Flow Director (FD) Filter Programming descriptor */
+struct ice_fd_fltr_desc_ctx {
+ u32 fdid;
+ u16 qindex;
+ u16 cnt_index;
+ u16 fd_vsi;
+ u16 flex_val;
+ u8 comp_q;
+ u8 comp_report;
+ u8 fd_space;
+ u8 cnt_ena;
+ u8 evict_ena;
+ u8 toq;
+ u8 toq_prio;
+ u8 dpu_recipe;
+ u8 drop;
+ u8 flex_prio;
+ u8 flex_mdid;
+ u8 dtype;
+ u8 pcmd;
+ u8 desc_prof_prio;
+ u8 desc_prof;
+ u8 swap;
+ u8 fdid_prio;
+ u8 fdid_mdid;
+};
+
#define ICE_FLTR_PRGM_FLEX_WORD_SIZE sizeof(__be16)
struct ice_rx_flow_userdef {
u8 ip_ver;
u8 proto;
u8 ttl;
+ __be16 packet_id;
};
#define ICE_IPV6_ADDR_LEN_AS_U32 4
u8 tc;
u8 proto;
u8 hlim;
+ __be32 packet_id;
};
struct ice_fdir_udp_gtp {
u8 flags;
u8 msg_type;
- u16 rsrvd_len;
- u32 teid;
- u16 rsrvd_seq_nbr;
+ __be16 rsrvd_len;
+ __be32 teid;
+ __be16 rsrvd_seq_nbr;
u8 rsrvd_n_pdu_nbr;
u8 rsrvd_next_ext_type;
u8 rsvrd_ext_len;
u8 next_ext;
};
+struct ice_fdir_l2tpv3 {
+ __be32 session_id;
+};
+
+struct ice_fdir_udp_vxlan {
+ __be32 vni; /* 8 bits reserved, always be zero */
+};
+
+struct ice_fdir_ecpri {
+ __be16 pc_id;
+};
+
struct ice_fdir_extra {
u8 dst_mac[ETH_ALEN]; /* dest MAC address */
+ u8 src_mac[ETH_ALEN]; /* src MAC address */
+ __be16 ether_type; /* for NON_IP_L2 */
u32 usr_def[2]; /* user data */
__be16 vlan_type; /* VLAN ethertype */
__be16 vlan_tag; /* VLAN tag info */
struct ice_fdir_v6 v6;
} ip, mask;
+ /* for tunnel outer part */
+ union {
+ struct ice_fdir_v4 v4;
+ struct ice_fdir_v6 v6;
+ } ip_outer, mask_outer;
+
+ struct ice_fdir_extra ext_data_outer;
+ struct ice_fdir_extra ext_mask_outer;
+
+ struct ice_fdir_udp_vxlan vxlan_data;
+ struct ice_fdir_udp_vxlan vxlan_mask;
+
struct ice_fdir_udp_gtp gtpu_data;
struct ice_fdir_udp_gtp gtpu_mask;
+ struct ice_fdir_l2tpv3 l2tpv3_data;
+ struct ice_fdir_l2tpv3 l2tpv3_mask;
+
+ struct ice_fdir_ecpri ecpri_data;
+ struct ice_fdir_ecpri ecpri_mask;
+
struct ice_fdir_extra ext_data;
struct ice_fdir_extra ext_mask;
u16 cnt_index;
u32 fltr_id;
u8 fdid_prio;
+ u8 comp_report;
/* Set to true for an ACL filter */
bool acl_fltr;
};
-/* Dummy packet filter definition structure. */
+/* Dummy packet filter definition structure */
struct ice_fdir_base_pkt {
enum ice_fltr_ptype flow;
u16 pkt_len;
const u8 *tun_pkt;
};
+enum ice_status ice_alloc_fd_res_cntr(struct ice_hw *hw, u16 *cntr_id);
+enum ice_status ice_free_fd_res_cntr(struct ice_hw *hw, u16 cntr_id);
+enum ice_status
+ice_alloc_fd_guar_item(struct ice_hw *hw, u16 *cntr_id, u16 num_fltr);
+enum ice_status
+ice_free_fd_guar_item(struct ice_hw *hw, u16 cntr_id, u16 num_fltr);
+enum ice_status
+ice_alloc_fd_shrd_item(struct ice_hw *hw, u16 *cntr_id, u16 num_fltr);
+enum ice_status
+ice_free_fd_shrd_item(struct ice_hw *hw, u16 cntr_id, u16 num_fltr);
+enum ice_status ice_clear_pf_fd_table(struct ice_hw *hw);
void
ice_fdir_get_prgm_desc(struct ice_hw *hw, struct ice_fdir_fltr *input,
struct ice_fltr_desc *fdesc, bool add);
u8 *pkt, bool frag, bool tun);
enum ice_status
ice_fdir_get_prgm_pkt(struct ice_fdir_fltr *input, u8 *pkt, bool frag);
-enum ice_status
-ice_add_del_fdir(struct ice_hw *hw, struct ice_fdir_fltr *input, bool add);
int ice_get_fdir_cnt_all(struct ice_hw *hw);
bool ice_fdir_is_dup_fltr(struct ice_hw *hw, struct ice_fdir_fltr *input);
-enum ice_status
-ice_update_fdir_list_entry(struct ice_hw *hw, struct ice_fdir_fltr *input,
- u16 sw_idx);
bool ice_fdir_has_frag(enum ice_fltr_ptype flow);
struct ice_fdir_fltr *
ice_fdir_find_fltr_by_idx(struct ice_hw *hw, u32 fltr_idx);
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