X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=drivers%2Fnet%2Focteontx%2Fbase%2Focteontx_pki_var.h;h=4445369ce72e1d0e8795bb15f21cc420ab977acd;hb=5cbe184802aae6f3033617c7a281e9e33eaf41a1;hp=c793b655a4ec66fdb8d1f06679c250fb27a2f362;hpb=aaf4363e1e9e518c034c7ff9938a2faefde9854d;p=dpdk.git

diff --git a/drivers/net/octeontx/base/octeontx_pki_var.h b/drivers/net/octeontx/base/octeontx_pki_var.h
index c793b655a4..4445369ce7 100644
--- a/drivers/net/octeontx/base/octeontx_pki_var.h
+++ b/drivers/net/octeontx/base/octeontx_pki_var.h
@@ -7,8 +7,17 @@
 
 #include <rte_byteorder.h>
 
-#define OCTTX_PACKET_WQE_SKIP		128
-#define OCTTX_PACKET_FIRST_SKIP		240
+#define OCTTX_PACKET_WQE_SKIP			128
+#define OCTTX_PACKET_FIRST_SKIP_MAXREGVAL	496
+#define OCTTX_PACKET_FIRST_SKIP_MAXLEN		512
+#define OCTTX_PACKET_FIRST_SKIP_ADJUST(x)				\
+		(RTE_MIN(x, OCTTX_PACKET_FIRST_SKIP_MAXREGVAL))
+#define OCTTX_PACKET_FIRST_SKIP_SUM(p)					\
+				(OCTTX_PACKET_WQE_SKIP			\
+				+ rte_pktmbuf_priv_size(p)		\
+				+ RTE_PKTMBUF_HEADROOM)
+#define OCTTX_PACKET_FIRST_SKIP(p)					\
+	OCTTX_PACKET_FIRST_SKIP_ADJUST(OCTTX_PACKET_FIRST_SKIP_SUM(p))
 #define OCTTX_PACKET_LATER_SKIP		128
 
 /* WQE descriptor */
@@ -206,4 +215,36 @@ enum lf_type_e {
 	LF_UDP_VXLAN	= OCCTX_PKI_LTYPE_UDP_VXLAN,
 	LF_NVGRE	= OCCTX_PKI_LTYPE_NVGRE,
 };
+
+/* Word 0 of HW segment buflink structure */
+typedef union octtx_pki_buflink_w0_u {
+	uint64_t v;
+	struct {
+		uint64_t        size:16;
+		uint64_t        rsvd1:15;
+		uint64_t        invfree:1;
+		/** Aura number of the next segment */
+		uint64_t        aura:16;
+		uint64_t        sw:9;
+		uint64_t        later_invfree:1;
+		uint64_t        rsvd2:5;
+		/** 1 if aura number is set */
+		uint64_t        has_aura:1;
+	} s;
+} octtx_pki_buflink_w0_t;
+
+/* Word 1 of HW segment buflink structure */
+typedef union octtx_pki_buflink_w1_u {
+	uint64_t v;
+	struct {
+		uint64_t        addr;
+	} s;
+} octtx_pki_buflink_w1_t;
+
+/* HW structure linking packet segments into singly linked list */
+typedef struct octtx_pki_buflink_s {
+	octtx_pki_buflink_w0_t    w0; /* Word 0 of the buflink */
+	octtx_pki_buflink_w1_t    w1; /* Word 1 of the buflink */
+} octtx_pki_buflink_t;
+
 #endif /* __OCTEONTX_PKI_VAR_H__ */