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octeontx2-af: Add filter profiles in hardware to extract packet headers
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This patch adds hardware profile supports for extracting packet headers.
It makes sure that hardware is capabale of extracting ICMP, CPT, ERSPAN
headers.

Signed-off-by: Suman Ghosh <sumang@marvell.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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Suman Ghosh authored and David S. Miller committed Jan 29, 2024
1 parent beb53f3 commit c57e32f
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Showing 4 changed files with 571 additions and 69 deletions.
1 change: 1 addition & 0 deletions drivers/net/ethernet/marvell/octeontx2/af/mbox.h
Original file line number Diff line number Diff line change
Expand Up @@ -1114,6 +1114,7 @@ struct nix_rss_flowkey_cfg {
#define NIX_FLOW_KEY_TYPE_INNR_UDP BIT(15)
#define NIX_FLOW_KEY_TYPE_INNR_SCTP BIT(16)
#define NIX_FLOW_KEY_TYPE_INNR_ETH_DMAC BIT(17)
#define NIX_FLOW_KEY_TYPE_CUSTOM0 BIT(19)
#define NIX_FLOW_KEY_TYPE_VLAN BIT(20)
#define NIX_FLOW_KEY_TYPE_IPV4_PROTO BIT(21)
#define NIX_FLOW_KEY_TYPE_AH BIT(22)
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15 changes: 8 additions & 7 deletions drivers/net/ethernet/marvell/octeontx2/af/npc.h
Original file line number Diff line number Diff line change
Expand Up @@ -85,8 +85,7 @@ enum npc_kpu_lc_ltype {
enum npc_kpu_ld_ltype {
NPC_LT_LD_TCP = 1,
NPC_LT_LD_UDP,
NPC_LT_LD_ICMP,
NPC_LT_LD_SCTP,
NPC_LT_LD_SCTP = 4,
NPC_LT_LD_ICMP6,
NPC_LT_LD_CUSTOM0,
NPC_LT_LD_CUSTOM1,
Expand All @@ -97,6 +96,7 @@ enum npc_kpu_ld_ltype {
NPC_LT_LD_NSH,
NPC_LT_LD_TU_MPLS_IN_NSH,
NPC_LT_LD_TU_MPLS_IN_IP,
NPC_LT_LD_ICMP,
};

enum npc_kpu_le_ltype {
Expand Down Expand Up @@ -140,25 +140,26 @@ enum npc_kpu_lg_ltype {
enum npc_kpu_lh_ltype {
NPC_LT_LH_TU_TCP = 1,
NPC_LT_LH_TU_UDP,
NPC_LT_LH_TU_ICMP,
NPC_LT_LH_TU_SCTP,
NPC_LT_LH_TU_SCTP = 4,
NPC_LT_LH_TU_ICMP6,
NPC_LT_LH_CUSTOM0,
NPC_LT_LH_CUSTOM1,
NPC_LT_LH_TU_IGMP = 8,
NPC_LT_LH_TU_ESP,
NPC_LT_LH_TU_AH,
NPC_LT_LH_CUSTOM0 = 0xE,
NPC_LT_LH_CUSTOM1 = 0xF,
NPC_LT_LH_TU_ICMP = 0xF,
};

/* NPC port kind defines how the incoming or outgoing packets
* are processed. NPC accepts packets from up to 64 pkinds.
* Software assigns pkind for each incoming port such as CGX
* Ethernet interfaces, LBK interfaces, etc.
*/
#define NPC_UNRESERVED_PKIND_COUNT NPC_RX_CUSTOM_PRE_L2_PKIND
#define NPC_UNRESERVED_PKIND_COUNT NPC_RX_CPT_HDR_PTP_PKIND

enum npc_pkind_type {
NPC_RX_LBK_PKIND = 0ULL,
NPC_RX_CPT_HDR_PTP_PKIND = 54ULL,
NPC_RX_CUSTOM_PRE_L2_PKIND = 55ULL,
NPC_RX_VLAN_EXDSA_PKIND = 56ULL,
NPC_RX_CHLEN24B_PKIND = 57ULL,
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