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path: root/drivers/net/octeontx2/otx2_tx.h
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Diffstat (limited to 'drivers/net/octeontx2/otx2_tx.h')
-rw-r--r--drivers/net/octeontx2/otx2_tx.h300
1 files changed, 228 insertions, 72 deletions
diff --git a/drivers/net/octeontx2/otx2_tx.h b/drivers/net/octeontx2/otx2_tx.h
index 82a6af6..e919198 100644
--- a/drivers/net/octeontx2/otx2_tx.h
+++ b/drivers/net/octeontx2/otx2_tx.h
@@ -11,6 +11,7 @@
#define NIX_TX_OFFLOAD_VLAN_QINQ_F BIT(2)
#define NIX_TX_OFFLOAD_MBUF_NOFF_F BIT(3)
#define NIX_TX_OFFLOAD_TSTAMP_F BIT(4)
+#define NIX_TX_OFFLOAD_TSO_F BIT(5)
/* Flags to control xmit_prepare function.
* Defining it from backwards to denote its been
@@ -20,10 +21,18 @@
#define NIX_TX_NEED_SEND_HDR_W1 \
(NIX_TX_OFFLOAD_L3_L4_CSUM_F | NIX_TX_OFFLOAD_OL3_OL4_CSUM_F | \
- NIX_TX_OFFLOAD_VLAN_QINQ_F)
+ NIX_TX_OFFLOAD_VLAN_QINQ_F | NIX_TX_OFFLOAD_TSO_F)
#define NIX_TX_NEED_EXT_HDR \
- (NIX_TX_OFFLOAD_VLAN_QINQ_F | NIX_TX_OFFLOAD_TSTAMP_F)
+ (NIX_TX_OFFLOAD_VLAN_QINQ_F | NIX_TX_OFFLOAD_TSTAMP_F | \
+ NIX_TX_OFFLOAD_TSO_F)
+
+#define NIX_UDP_TUN_BITMASK \
+ ((1ull << (PKT_TX_TUNNEL_VXLAN >> 45)) | \
+ (1ull << (PKT_TX_TUNNEL_GENEVE >> 45)))
+
+#define NIX_LSO_FORMAT_IDX_TSOV4 (0)
+#define NIX_LSO_FORMAT_IDX_TSOV6 (1)
/* Function to determine no of tx subdesc required in case ext
* sub desc is enabled.
@@ -32,7 +41,8 @@ static __rte_always_inline int
otx2_nix_tx_ext_subs(const uint16_t flags)
{
return (flags & NIX_TX_OFFLOAD_TSTAMP_F) ? 2 :
- ((flags & NIX_TX_OFFLOAD_VLAN_QINQ_F) ? 1 : 0);
+ ((flags & (NIX_TX_OFFLOAD_VLAN_QINQ_F | NIX_TX_OFFLOAD_TSO_F)) ?
+ 1 : 0);
}
static __rte_always_inline void
@@ -135,7 +145,57 @@ otx2_nix_prefree_seg(struct rte_mbuf *m)
return 1;
}
-static inline void
+static __rte_always_inline void
+otx2_nix_xmit_prepare_tso(struct rte_mbuf *m, const uint64_t flags)
+{
+ uint64_t mask, ol_flags = m->ol_flags;
+
+ if (flags & NIX_TX_OFFLOAD_TSO_F &&
+ (ol_flags & PKT_TX_TCP_SEG)) {
+ uintptr_t mdata = rte_pktmbuf_mtod(m, uintptr_t);
+ uint16_t *iplen, *oiplen, *oudplen;
+ uint16_t lso_sb, paylen;
+
+ mask = -!!(ol_flags & (PKT_TX_OUTER_IPV4 | PKT_TX_OUTER_IPV6));
+ lso_sb = (mask & (m->outer_l2_len + m->outer_l3_len)) +
+ m->l2_len + m->l3_len + m->l4_len;
+
+ /* Reduce payload len from base headers */
+ paylen = m->pkt_len - lso_sb;
+
+ /* Get iplen position assuming no tunnel hdr */
+ iplen = (uint16_t *)(mdata + m->l2_len +
+ (2 << !!(ol_flags & PKT_TX_IPV6)));
+ /* Handle tunnel tso */
+ if ((flags & NIX_TX_OFFLOAD_OL3_OL4_CSUM_F) &&
+ (ol_flags & PKT_TX_TUNNEL_MASK)) {
+ const uint8_t is_udp_tun = (NIX_UDP_TUN_BITMASK >>
+ ((ol_flags & PKT_TX_TUNNEL_MASK) >> 45)) & 0x1;
+
+ oiplen = (uint16_t *)(mdata + m->outer_l2_len +
+ (2 << !!(ol_flags & PKT_TX_OUTER_IPV6)));
+ *oiplen = rte_cpu_to_be_16(rte_be_to_cpu_16(*oiplen) -
+ paylen);
+
+ /* Update format for UDP tunneled packet */
+ if (is_udp_tun) {
+ oudplen = (uint16_t *)(mdata + m->outer_l2_len +
+ m->outer_l3_len + 4);
+ *oudplen =
+ rte_cpu_to_be_16(rte_be_to_cpu_16(*oudplen) -
+ paylen);
+ }
+
+ /* Update iplen position to inner ip hdr */
+ iplen = (uint16_t *)(mdata + lso_sb - m->l3_len -
+ m->l4_len + (2 << !!(ol_flags & PKT_TX_IPV6)));
+ }
+
+ *iplen = rte_cpu_to_be_16(rte_be_to_cpu_16(*iplen) - paylen);
+ }
+}
+
+static __rte_always_inline void
otx2_nix_xmit_prepare(struct rte_mbuf *m, uint64_t *cmd, const uint16_t flags)
{
struct nix_send_ext_s *send_hdr_ext;
@@ -258,6 +318,37 @@ otx2_nix_xmit_prepare(struct rte_mbuf *m, uint64_t *cmd, const uint16_t flags)
send_hdr_ext->w1.vlan0_ins_tci = m->vlan_tci_outer;
}
+ if (flags & NIX_TX_OFFLOAD_TSO_F &&
+ (ol_flags & PKT_TX_TCP_SEG)) {
+ uint16_t lso_sb;
+ uint64_t mask;
+
+ mask = -(!w1.il3type);
+ lso_sb = (mask & w1.ol4ptr) + (~mask & w1.il4ptr) + m->l4_len;
+
+ send_hdr_ext->w0.lso_sb = lso_sb;
+ send_hdr_ext->w0.lso = 1;
+ send_hdr_ext->w0.lso_mps = m->tso_segsz;
+ send_hdr_ext->w0.lso_format =
+ NIX_LSO_FORMAT_IDX_TSOV4 + !!(ol_flags & PKT_TX_IPV6);
+ w1.ol4type = NIX_SENDL4TYPE_TCP_CKSUM;
+
+ /* Handle tunnel tso */
+ if ((flags & NIX_TX_OFFLOAD_OL3_OL4_CSUM_F) &&
+ (ol_flags & PKT_TX_TUNNEL_MASK)) {
+ const uint8_t is_udp_tun = (NIX_UDP_TUN_BITMASK >>
+ ((ol_flags & PKT_TX_TUNNEL_MASK) >> 45)) & 0x1;
+
+ w1.il4type = NIX_SENDL4TYPE_TCP_CKSUM;
+ w1.ol4type = is_udp_tun ? NIX_SENDL4TYPE_UDP_CKSUM : 0;
+ /* Update format for UDP tunneled packet */
+ send_hdr_ext->w0.lso_format += (is_udp_tun << 1);
+
+ send_hdr_ext->w0.lso_format +=
+ !!(ol_flags & PKT_TX_OUTER_IPV6) << 1;
+ }
+ }
+
if (flags & NIX_TX_NEED_SEND_HDR_W1)
send_hdr->w1.u = w1.u;
@@ -378,72 +469,137 @@ otx2_nix_xmit_mseg_one(uint64_t *cmd, void *lmt_addr,
#define VLAN_F NIX_TX_OFFLOAD_VLAN_QINQ_F
#define NOFF_F NIX_TX_OFFLOAD_MBUF_NOFF_F
#define TSP_F NIX_TX_OFFLOAD_TSTAMP_F
-
-/* [TSTMP] [NOFF] [VLAN] [OL3OL4CSUM] [L3L4CSUM] */
-#define NIX_TX_FASTPATH_MODES \
-T(no_offload, 0, 0, 0, 0, 0, 4, \
- NIX_TX_OFFLOAD_NONE) \
-T(l3l4csum, 0, 0, 0, 0, 1, 4, \
- L3L4CSUM_F) \
-T(ol3ol4csum, 0, 0, 0, 1, 0, 4, \
- OL3OL4CSUM_F) \
-T(ol3ol4csum_l3l4csum, 0, 0, 0, 1, 1, 4, \
- OL3OL4CSUM_F | L3L4CSUM_F) \
-T(vlan, 0, 0, 1, 0, 0, 6, \
- VLAN_F) \
-T(vlan_l3l4csum, 0, 0, 1, 0, 1, 6, \
- VLAN_F | L3L4CSUM_F) \
-T(vlan_ol3ol4csum, 0, 0, 1, 1, 0, 6, \
- VLAN_F | OL3OL4CSUM_F) \
-T(vlan_ol3ol4csum_l3l4csum, 0, 0, 1, 1, 1, 6, \
- VLAN_F | OL3OL4CSUM_F | L3L4CSUM_F) \
-T(noff, 0, 1, 0, 0, 0, 4, \
- NOFF_F) \
-T(noff_l3l4csum, 0, 1, 0, 0, 1, 4, \
- NOFF_F | L3L4CSUM_F) \
-T(noff_ol3ol4csum, 0, 1, 0, 1, 0, 4, \
- NOFF_F | OL3OL4CSUM_F) \
-T(noff_ol3ol4csum_l3l4csum, 0, 1, 0, 1, 1, 4, \
- NOFF_F | OL3OL4CSUM_F | L3L4CSUM_F) \
-T(noff_vlan, 0, 1, 1, 0, 0, 6, \
- NOFF_F | VLAN_F) \
-T(noff_vlan_l3l4csum, 0, 1, 1, 0, 1, 6, \
- NOFF_F | VLAN_F | L3L4CSUM_F) \
-T(noff_vlan_ol3ol4csum, 0, 1, 1, 1, 0, 6, \
- NOFF_F | VLAN_F | OL3OL4CSUM_F) \
-T(noff_vlan_ol3ol4csum_l3l4csum, 0, 1, 1, 1, 1, 6, \
- NOFF_F | VLAN_F | OL3OL4CSUM_F | L3L4CSUM_F) \
-T(ts, 1, 0, 0, 0, 0, 8, \
- TSP_F) \
-T(ts_l3l4csum, 1, 0, 0, 0, 1, 8, \
- TSP_F | L3L4CSUM_F) \
-T(ts_ol3ol4csum, 1, 0, 0, 1, 0, 8, \
- TSP_F | OL3OL4CSUM_F) \
-T(ts_ol3ol4csum_l3l4csum, 1, 0, 0, 1, 1, 8, \
- TSP_F | OL3OL4CSUM_F | L3L4CSUM_F) \
-T(ts_vlan, 1, 0, 1, 0, 0, 8, \
- TSP_F | VLAN_F) \
-T(ts_vlan_l3l4csum, 1, 0, 1, 0, 1, 8, \
- TSP_F | VLAN_F | L3L4CSUM_F) \
-T(ts_vlan_ol3ol4csum, 1, 0, 1, 1, 0, 8, \
- TSP_F | VLAN_F | OL3OL4CSUM_F) \
-T(ts_vlan_ol3ol4csum_l3l4csum, 1, 0, 1, 1, 1, 8, \
- TSP_F | VLAN_F | OL3OL4CSUM_F | L3L4CSUM_F) \
-T(ts_noff, 1, 1, 0, 0, 0, 8, \
- TSP_F | NOFF_F) \
-T(ts_noff_l3l4csum, 1, 1, 0, 0, 1, 8, \
- TSP_F | NOFF_F | L3L4CSUM_F) \
-T(ts_noff_ol3ol4csum, 1, 1, 0, 1, 0, 8, \
- TSP_F | NOFF_F | OL3OL4CSUM_F) \
-T(ts_noff_ol3ol4csum_l3l4csum, 1, 1, 0, 1, 1, 8, \
- TSP_F | NOFF_F | OL3OL4CSUM_F | L3L4CSUM_F) \
-T(ts_noff_vlan, 1, 1, 1, 0, 0, 8, \
- TSP_F | NOFF_F | VLAN_F) \
-T(ts_noff_vlan_l3l4csum, 1, 1, 1, 0, 1, 8, \
- TSP_F | NOFF_F | VLAN_F | L3L4CSUM_F) \
-T(ts_noff_vlan_ol3ol4csum, 1, 1, 1, 1, 0, 8, \
- TSP_F | NOFF_F | VLAN_F | OL3OL4CSUM_F) \
-T(ts_noff_vlan_ol3ol4csum_l3l4csum, 1, 1, 1, 1, 1, 8, \
- TSP_F | NOFF_F | VLAN_F | OL3OL4CSUM_F | L3L4CSUM_F)
-
+#define TSO_F NIX_TX_OFFLOAD_TSO_F
+
+/* [TSO] [TSTMP] [NOFF] [VLAN] [OL3OL4CSUM] [L3L4CSUM] */
+#define NIX_TX_FASTPATH_MODES \
+T(no_offload, 0, 0, 0, 0, 0, 0, 4, \
+ NIX_TX_OFFLOAD_NONE) \
+T(l3l4csum, 0, 0, 0, 0, 0, 1, 4, \
+ L3L4CSUM_F) \
+T(ol3ol4csum, 0, 0, 0, 0, 1, 0, 4, \
+ OL3OL4CSUM_F) \
+T(ol3ol4csum_l3l4csum, 0, 0, 0, 0, 1, 1, 4, \
+ OL3OL4CSUM_F | L3L4CSUM_F) \
+T(vlan, 0, 0, 0, 1, 0, 0, 6, \
+ VLAN_F) \
+T(vlan_l3l4csum, 0, 0, 0, 1, 0, 1, 6, \
+ VLAN_F | L3L4CSUM_F) \
+T(vlan_ol3ol4csum, 0, 0, 0, 1, 1, 0, 6, \
+ VLAN_F | OL3OL4CSUM_F) \
+T(vlan_ol3ol4csum_l3l4csum, 0, 0, 0, 1, 1, 1, 6, \
+ VLAN_F | OL3OL4CSUM_F | L3L4CSUM_F) \
+T(noff, 0, 0, 1, 0, 0, 0, 4, \
+ NOFF_F) \
+T(noff_l3l4csum, 0, 0, 1, 0, 0, 1, 4, \
+ NOFF_F | L3L4CSUM_F) \
+T(noff_ol3ol4csum, 0, 0, 1, 0, 1, 0, 4, \
+ NOFF_F | OL3OL4CSUM_F) \
+T(noff_ol3ol4csum_l3l4csum, 0, 0, 1, 0, 1, 1, 4, \
+ NOFF_F | OL3OL4CSUM_F | L3L4CSUM_F) \
+T(noff_vlan, 0, 0, 1, 1, 0, 0, 6, \
+ NOFF_F | VLAN_F) \
+T(noff_vlan_l3l4csum, 0, 0, 1, 1, 0, 1, 6, \
+ NOFF_F | VLAN_F | L3L4CSUM_F) \
+T(noff_vlan_ol3ol4csum, 0, 0, 1, 1, 1, 0, 6, \
+ NOFF_F | VLAN_F | OL3OL4CSUM_F) \
+T(noff_vlan_ol3ol4csum_l3l4csum, 0, 0, 1, 1, 1, 1, 6, \
+ NOFF_F | VLAN_F | OL3OL4CSUM_F | L3L4CSUM_F) \
+T(ts, 0, 1, 0, 0, 0, 0, 8, \
+ TSP_F) \
+T(ts_l3l4csum, 0, 1, 0, 0, 0, 1, 8, \
+ TSP_F | L3L4CSUM_F) \
+T(ts_ol3ol4csum, 0, 1, 0, 0, 1, 0, 8, \
+ TSP_F | OL3OL4CSUM_F) \
+T(ts_ol3ol4csum_l3l4csum, 0, 1, 0, 0, 1, 1, 8, \
+ TSP_F | OL3OL4CSUM_F | L3L4CSUM_F) \
+T(ts_vlan, 0, 1, 0, 1, 0, 0, 8, \
+ TSP_F | VLAN_F) \
+T(ts_vlan_l3l4csum, 0, 1, 0, 1, 0, 1, 8, \
+ TSP_F | VLAN_F | L3L4CSUM_F) \
+T(ts_vlan_ol3ol4csum, 0, 1, 0, 1, 1, 0, 8, \
+ TSP_F | VLAN_F | OL3OL4CSUM_F) \
+T(ts_vlan_ol3ol4csum_l3l4csum, 0, 1, 0, 1, 1, 1, 8, \
+ TSP_F | VLAN_F | OL3OL4CSUM_F | L3L4CSUM_F) \
+T(ts_noff, 0, 1, 1, 0, 0, 0, 8, \
+ TSP_F | NOFF_F) \
+T(ts_noff_l3l4csum, 0, 1, 1, 0, 0, 1, 8, \
+ TSP_F | NOFF_F | L3L4CSUM_F) \
+T(ts_noff_ol3ol4csum, 0, 1, 1, 0, 1, 0, 8, \
+ TSP_F | NOFF_F | OL3OL4CSUM_F) \
+T(ts_noff_ol3ol4csum_l3l4csum, 0, 1, 1, 0, 1, 1, 8, \
+ TSP_F | NOFF_F | OL3OL4CSUM_F | L3L4CSUM_F) \
+T(ts_noff_vlan, 0, 1, 1, 1, 0, 0, 8, \
+ TSP_F | NOFF_F | VLAN_F) \
+T(ts_noff_vlan_l3l4csum, 0, 1, 1, 1, 0, 1, 8, \
+ TSP_F | NOFF_F | VLAN_F | L3L4CSUM_F) \
+T(ts_noff_vlan_ol3ol4csum, 0, 1, 1, 1, 1, 0, 8, \
+ TSP_F | NOFF_F | VLAN_F | OL3OL4CSUM_F) \
+T(ts_noff_vlan_ol3ol4csum_l3l4csum, 0, 1, 1, 1, 1, 1, 8, \
+ TSP_F | NOFF_F | VLAN_F | OL3OL4CSUM_F | L3L4CSUM_F) \
+ \
+T(tso, 1, 0, 0, 0, 0, 0, 6, \
+ TSO_F) \
+T(tso_l3l4csum, 1, 0, 0, 0, 0, 1, 6, \
+ TSO_F | L3L4CSUM_F) \
+T(tso_ol3ol4csum, 1, 0, 0, 0, 1, 0, 6, \
+ TSO_F | OL3OL4CSUM_F) \
+T(tso_ol3ol4csum_l3l4csum, 1, 0, 0, 0, 1, 1, 6, \
+ TSO_F | OL3OL4CSUM_F | L3L4CSUM_F) \
+T(tso_vlan, 1, 0, 0, 1, 0, 0, 6, \
+ TSO_F | VLAN_F) \
+T(tso_vlan_l3l4csum, 1, 0, 0, 1, 0, 1, 6, \
+ TSO_F | VLAN_F | L3L4CSUM_F) \
+T(tso_vlan_ol3ol4csum, 1, 0, 0, 1, 1, 0, 6, \
+ TSO_F | VLAN_F | OL3OL4CSUM_F) \
+T(tso_vlan_ol3ol4csum_l3l4csum, 1, 0, 0, 1, 1, 1, 6, \
+ TSO_F | VLAN_F | OL3OL4CSUM_F | L3L4CSUM_F) \
+T(tso_noff, 1, 0, 1, 0, 0, 0, 6, \
+ TSO_F | NOFF_F) \
+T(tso_noff_l3l4csum, 1, 0, 1, 0, 0, 1, 6, \
+ TSO_F | NOFF_F | L3L4CSUM_F) \
+T(tso_noff_ol3ol4csum, 1, 0, 1, 0, 1, 0, 6, \
+ TSO_F | NOFF_F | OL3OL4CSUM_F) \
+T(tso_noff_ol3ol4csum_l3l4csum, 1, 0, 1, 0, 1, 1, 6, \
+ TSO_F | NOFF_F | OL3OL4CSUM_F | L3L4CSUM_F) \
+T(tso_noff_vlan, 1, 0, 1, 1, 0, 0, 6, \
+ TSO_F | NOFF_F | VLAN_F) \
+T(tso_noff_vlan_l3l4csum, 1, 0, 1, 1, 0, 1, 6, \
+ TSO_F | NOFF_F | VLAN_F | L3L4CSUM_F) \
+T(tso_noff_vlan_ol3ol4csum, 1, 0, 1, 1, 1, 0, 6, \
+ TSO_F | NOFF_F | VLAN_F | OL3OL4CSUM_F) \
+T(tso_noff_vlan_ol3ol4csum_l3l4csum, 1, 0, 1, 1, 1, 1, 6, \
+ TSO_F | NOFF_F | VLAN_F | OL3OL4CSUM_F | L3L4CSUM_F) \
+T(tso_ts, 1, 1, 0, 0, 0, 0, 8, \
+ TSO_F | TSP_F) \
+T(tso_ts_l3l4csum, 1, 1, 0, 0, 0, 1, 8, \
+ TSO_F | TSP_F | L3L4CSUM_F) \
+T(tso_ts_ol3ol4csum, 1, 1, 0, 0, 1, 0, 8, \
+ TSO_F | TSP_F | OL3OL4CSUM_F) \
+T(tso_ts_ol3ol4csum_l3l4csum, 1, 1, 0, 0, 1, 1, 8, \
+ TSO_F | TSP_F | OL3OL4CSUM_F | L3L4CSUM_F) \
+T(tso_ts_vlan, 1, 1, 0, 1, 0, 0, 8, \
+ TSO_F | TSP_F | VLAN_F) \
+T(tso_ts_vlan_l3l4csum, 1, 1, 0, 1, 0, 1, 8, \
+ TSO_F | TSP_F | VLAN_F | L3L4CSUM_F) \
+T(tso_ts_vlan_ol3ol4csum, 1, 1, 0, 1, 1, 0, 8, \
+ TSO_F | TSP_F | VLAN_F | OL3OL4CSUM_F) \
+T(tso_ts_vlan_ol3ol4csum_l3l4csum, 1, 1, 0, 1, 1, 1, 8, \
+ TSO_F | TSP_F | VLAN_F | OL3OL4CSUM_F | L3L4CSUM_F) \
+T(tso_ts_noff, 1, 1, 1, 0, 0, 0, 8, \
+ TSO_F | TSP_F | NOFF_F) \
+T(tso_ts_noff_l3l4csum, 1, 1, 1, 0, 0, 1, 8, \
+ TSO_F | TSP_F | NOFF_F | L3L4CSUM_F) \
+T(tso_ts_noff_ol3ol4csum, 1, 1, 1, 0, 1, 0, 8, \
+ TSO_F | TSP_F | NOFF_F | OL3OL4CSUM_F) \
+T(tso_ts_noff_ol3ol4csum_l3l4csum, 1, 1, 1, 0, 1, 1, 8, \
+ TSO_F | TSP_F | NOFF_F | OL3OL4CSUM_F | L3L4CSUM_F) \
+T(tso_ts_noff_vlan, 1, 1, 1, 1, 0, 0, 8, \
+ TSO_F | TSP_F | NOFF_F | VLAN_F) \
+T(tso_ts_noff_vlan_l3l4csum, 1, 1, 1, 1, 0, 1, 8, \
+ TSO_F | TSP_F | NOFF_F | VLAN_F | L3L4CSUM_F) \
+T(tso_ts_noff_vlan_ol3ol4csum, 1, 1, 1, 1, 1, 0, 8, \
+ TSO_F | TSP_F | NOFF_F | VLAN_F | OL3OL4CSUM_F) \
+T(tso_ts_noff_vlan_ol3ol4csum_l3l4csum, 1, 1, 1, 1, 1, 1, 8, \
+ TSO_F | TSP_F | NOFF_F | VLAN_F | OL3OL4CSUM_F | L3L4CSUM_F)
#endif /* __OTX2_TX_H__ */