octeontx2-af: Add filter profiles in hardware to extract packet headers

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>

drivers/net/ethernet/marvell/octeontx2/af/mbox.h

@@ -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)

drivers/net/ethernet/marvell/octeontx2/af/npc.h

@@ -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,
@@ -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 {
@@ -140,14 +140,14 @@ 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
@@ -155,10 +155,11 @@ enum npc_kpu_lh_ltype {
  * 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,

drivers/net/ethernet/marvell/octeontx2/af/rvu_nix.c

@@ -4039,6 +4039,13 @@ static int set_flowkey_fields(struct nix_rx_flowkey_alg *alg, u32 flow_cfg)
 			field->ltype_match = NPC_LT_LE_GTPU;
 			field->ltype_mask = 0xF;
 			break;
+		case NIX_FLOW_KEY_TYPE_CUSTOM0:
+			field->lid = NPC_LID_LC;
+			field->hdr_offset = 6;
+			field->bytesm1 = 1; /* 2 Bytes*/
+			field->ltype_match = NPC_LT_LC_CUSTOM0;
+			field->ltype_mask = 0xF;
+			break;
 		case NIX_FLOW_KEY_TYPE_VLAN:
 			field->lid = NPC_LID_LB;
 			field->hdr_offset = 2; /* Skip TPID (2-bytes) */