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Message-Id: <20230420103742.43168-3-mengyuanlou@net-swift.com>
Date: Thu, 20 Apr 2023 18:37:39 +0800
From: Mengyuan Lou <mengyuanlou@...-swift.com>
To: netdev@...r.kernel.org
Cc: jiawenwu@...stnetic.com, linyunsheng@...wei.com,
Mengyuan Lou <mengyuanlou@...-swift.com>
Subject: [PATCH net-next v3 2/5] net: wangxun: libwx add rx offload functions
Add rx offload functions for wx_clean_rx_irq
which supports ngbe and txgbe to implement
rx offload function.
Signed-off-by: Mengyuan Lou <mengyuanlou@...-swift.com>
---
drivers/net/ethernet/wangxun/libwx/wx_lib.c | 99 ++++++-
drivers/net/ethernet/wangxun/libwx/wx_type.h | 268 +++++++++++++++++++
2 files changed, 365 insertions(+), 2 deletions(-)
diff --git a/drivers/net/ethernet/wangxun/libwx/wx_lib.c b/drivers/net/ethernet/wangxun/libwx/wx_lib.c
index 09488cee3b0d..7c78e0327dee 100644
--- a/drivers/net/ethernet/wangxun/libwx/wx_lib.c
+++ b/drivers/net/ethernet/wangxun/libwx/wx_lib.c
@@ -424,6 +424,101 @@ static bool wx_cleanup_headers(struct wx_ring *rx_ring,
return false;
}
+static inline void wx_rx_hash(struct wx_ring *ring,
+ union wx_rx_desc *rx_desc,
+ struct sk_buff *skb)
+{
+ u16 rss_type;
+
+ if (!(ring->netdev->features & NETIF_F_RXHASH))
+ return;
+
+ rss_type = le16_to_cpu(rx_desc->wb.lower.lo_dword.hs_rss.pkt_info) &
+ WX_RXD_RSSTYPE_MASK;
+
+ if (!rss_type)
+ return;
+
+ skb_set_hash(skb, le32_to_cpu(rx_desc->wb.lower.hi_dword.rss),
+ (WX_RSS_L4_TYPES_MASK & (1ul << rss_type)) ?
+ PKT_HASH_TYPE_L4 : PKT_HASH_TYPE_L3);
+}
+
+/**
+ * wx_rx_checksum - indicate in skb if hw indicated a good cksum
+ * @ring: structure containing ring specific data
+ * @rx_desc: current Rx descriptor being processed
+ * @skb: skb currently being received and modified
+ **/
+static inline void wx_rx_checksum(struct wx_ring *ring,
+ union wx_rx_desc *rx_desc,
+ struct sk_buff *skb)
+{
+ wx_dptype dptype = wx_decode_ptype(WX_RXD_PKTTYPE(rx_desc));
+
+ skb->ip_summed = CHECKSUM_NONE;
+ skb_checksum_none_assert(skb);
+ /* Rx csum disabled */
+ if (!(ring->netdev->features & NETIF_F_RXCSUM))
+ return;
+
+ /* if IPv4 header checksum error */
+ if ((wx_test_staterr(rx_desc, WX_RXD_STAT_IPCS) &&
+ wx_test_staterr(rx_desc, WX_RXD_ERR_IPE)) ||
+ (wx_test_staterr(rx_desc, WX_RXD_STAT_OUTERIPCS) &&
+ wx_test_staterr(rx_desc, WX_RXD_ERR_OUTERIPER))) {
+ ring->rx_stats.csum_err++;
+ return;
+ }
+
+ /* L4 checksum offload flag must set for the below code to work */
+ if (!wx_test_staterr(rx_desc, WX_RXD_STAT_L4CS))
+ return;
+
+ /*likely incorrect csum if IPv6 Dest Header found */
+ if (dptype.prot != WX_DEC_PTYPE_PROT_SCTP && WX_RXD_IPV6EX(rx_desc))
+ return;
+
+ /* if L4 checksum error */
+ if (wx_test_staterr(rx_desc, WX_RXD_ERR_TCPE)) {
+ ring->rx_stats.csum_err++;
+ return;
+ }
+
+ /* If there is an outer header present that might contain a checksum
+ * we need to bump the checksum level by 1 to reflect the fact that
+ * we are indicating we validated the inner checksum.
+ */
+ if (dptype.etype >= WX_DEC_PTYPE_ETYPE_IG) {
+ skb->csum_level = 1;
+ skb->encapsulation = 1;
+ }
+
+ /* It must be a TCP or UDP or SCTP packet with a valid checksum */
+ skb->ip_summed = CHECKSUM_UNNECESSARY;
+ ring->rx_stats.csum_good_cnt++;
+}
+
+/**
+ * wx_process_skb_fields - Populate skb header fields from Rx descriptor
+ * @rx_ring: rx descriptor ring packet is being transacted on
+ * @rx_desc: pointer to the EOP Rx descriptor
+ * @skb: pointer to current skb being populated
+ *
+ * This function checks the ring, descriptor, and packet information in
+ * order to populate the hash, checksum, VLAN, timestamp, protocol, and
+ * other fields within the skb.
+ **/
+static void wx_process_skb_fields(struct wx_ring *rx_ring,
+ union wx_rx_desc *rx_desc,
+ struct sk_buff *skb)
+{
+ wx_rx_hash(rx_ring, rx_desc, skb);
+ wx_rx_checksum(rx_ring, rx_desc, skb);
+ skb_record_rx_queue(skb, rx_ring->queue_index);
+ skb->protocol = eth_type_trans(skb, rx_ring->netdev);
+}
+
/**
* wx_clean_rx_irq - Clean completed descriptors from Rx ring - bounce buf
* @q_vector: structure containing interrupt and ring information
@@ -491,8 +586,8 @@ static int wx_clean_rx_irq(struct wx_q_vector *q_vector,
/* probably a little skewed due to removing CRC */
total_rx_bytes += skb->len;
- skb_record_rx_queue(skb, rx_ring->queue_index);
- skb->protocol = eth_type_trans(skb, rx_ring->netdev);
+ /* populate checksum, timestamp, VLAN, and protocol */
+ wx_process_skb_fields(rx_ring, rx_desc, skb);
napi_gro_receive(&q_vector->napi, skb);
/* update budget accounting */
diff --git a/drivers/net/ethernet/wangxun/libwx/wx_type.h b/drivers/net/ethernet/wangxun/libwx/wx_type.h
index 0d688ee57f13..03e5f13c0eb4 100644
--- a/drivers/net/ethernet/wangxun/libwx/wx_type.h
+++ b/drivers/net/ethernet/wangxun/libwx/wx_type.h
@@ -322,8 +322,34 @@
/******************* Receive Descriptor bit definitions **********************/
#define WX_RXD_STAT_DD BIT(0) /* Done */
#define WX_RXD_STAT_EOP BIT(1) /* End of Packet */
+#define WX_RXD_STAT_VP BIT(5) /* IEEE VLAN Pkt */
+#define WX_RXD_STAT_L4CS BIT(7) /* L4 xsum calculated */
+#define WX_RXD_STAT_IPCS BIT(8) /* IP xsum calculated */
+#define WX_RXD_STAT_OUTERIPCS BIT(10) /* Cloud IP xsum calculated*/
+#define WX_RXD_ERR_OUTERIPER BIT(26) /* CRC IP Header error */
#define WX_RXD_ERR_RXE BIT(29) /* Any MAC Error */
+#define WX_RXD_ERR_TCPE BIT(30) /* TCP/UDP Checksum Error */
+#define WX_RXD_ERR_IPE BIT(31) /* IP Checksum Error */
+
+/* RSS Hash results */
+#define WX_RXD_RSSTYPE_MASK GENMASK(3, 0)
+#define WX_RXD_RSSTYPE_IPV4_TCP 0x00000001U
+#define WX_RXD_RSSTYPE_IPV4 0x00000002U
+#define WX_RXD_RSSTYPE_IPV6_TCP 0x00000003U
+#define WX_RXD_RSSTYPE_IPV4_SCTP 0x00000004U
+#define WX_RXD_RSSTYPE_IPV6 0x00000005U
+#define WX_RXD_RSSTYPE_IPV6_SCTP 0x00000006U
+#define WX_RXD_RSSTYPE_IPV4_UDP 0x00000007U
+#define WX_RXD_RSSTYPE_IPV6_UDP 0x00000008U
+
+#define WX_RSS_L4_TYPES_MASK \
+ ((1ul << WX_RXD_RSSTYPE_IPV4_TCP) | \
+ (1ul << WX_RXD_RSSTYPE_IPV4_UDP) | \
+ (1ul << WX_RXD_RSSTYPE_IPV4_SCTP) | \
+ (1ul << WX_RXD_RSSTYPE_IPV6_TCP) | \
+ (1ul << WX_RXD_RSSTYPE_IPV6_UDP) | \
+ (1ul << WX_RXD_RSSTYPE_IPV6_SCTP))
/**
* receive packet type
@@ -352,6 +378,10 @@
#define WX_PTYPE_TYP_TCP 0x04
#define WX_PTYPE_TYP_SCTP 0x05
+#define WX_RXD_PKTTYPE(_rxd) \
+ ((le32_to_cpu((_rxd)->wb.lower.lo_dword.data) >> 9) & 0xFF)
+#define WX_RXD_IPV6EX(_rxd) \
+ ((le32_to_cpu((_rxd)->wb.lower.lo_dword.data) >> 6) & 0x1)
/*********************** Transmit Descriptor Config Masks ****************/
#define WX_TXD_STAT_DD BIT(0) /* Descriptor Done */
#define WX_TXD_DTYP_DATA 0 /* Adv Data Descriptor */
@@ -425,6 +455,237 @@ enum wx_tx_flags {
#define WX_TX_FLAGS_VLAN_MASK GENMASK(31, 16)
#define WX_TX_FLAGS_VLAN_SHIFT 16
+/**
+ * Packet Type decoding
+ **/
+/* wx_dec_ptype.mac: outer mac */
+enum wx_dec_ptype_mac {
+ WX_DEC_PTYPE_MAC_IP = 0,
+ WX_DEC_PTYPE_MAC_L2 = 2,
+ WX_DEC_PTYPE_MAC_FCOE = 3,
+};
+
+/* wx_dec_ptype.[e]ip: outer&encaped ip */
+#define WX_DEC_PTYPE_IP_FRAG 0x4
+enum wx_dec_ptype_ip {
+ WX_DEC_PTYPE_IP_NONE = 0,
+ WX_DEC_PTYPE_IP_IPV4 = 1,
+ WX_DEC_PTYPE_IP_IPV6 = 2,
+ WX_DEC_PTYPE_IP_FGV4 = WX_DEC_PTYPE_IP_FRAG | WX_DEC_PTYPE_IP_IPV4,
+ WX_DEC_PTYPE_IP_FGV6 = WX_DEC_PTYPE_IP_FRAG | WX_DEC_PTYPE_IP_IPV6,
+};
+
+/* wx_dec_ptype.etype: encaped type */
+enum wx_dec_ptype_etype {
+ WX_DEC_PTYPE_ETYPE_NONE = 0,
+ WX_DEC_PTYPE_ETYPE_IPIP = 1, /* IP+IP */
+ WX_DEC_PTYPE_ETYPE_IG = 2, /* IP+GRE */
+ WX_DEC_PTYPE_ETYPE_IGM = 3, /* IP+GRE+MAC */
+ WX_DEC_PTYPE_ETYPE_IGMV = 4, /* IP+GRE+MAC+VLAN */
+};
+
+/* wx_dec_ptype.proto: payload proto */
+enum wx_dec_ptype_prot {
+ WX_DEC_PTYPE_PROT_NONE = 0,
+ WX_DEC_PTYPE_PROT_UDP = 1,
+ WX_DEC_PTYPE_PROT_TCP = 2,
+ WX_DEC_PTYPE_PROT_SCTP = 3,
+ WX_DEC_PTYPE_PROT_ICMP = 4,
+ WX_DEC_PTYPE_PROT_TS = 5, /* time sync */
+};
+
+/* wx_dec_ptype.layer: payload layer */
+enum wx_dec_ptype_layer {
+ WX_DEC_PTYPE_LAYER_NONE = 0,
+ WX_DEC_PTYPE_LAYER_PAY2 = 1,
+ WX_DEC_PTYPE_LAYER_PAY3 = 2,
+ WX_DEC_PTYPE_LAYER_PAY4 = 3,
+};
+
+struct wx_dec_ptype {
+ u32 known:1;
+ u32 mac:2; /* outer mac */
+ u32 ip:3; /* outer ip*/
+ u32 etype:3; /* encaped type */
+ u32 eip:3; /* encaped ip */
+ u32 prot:4; /* payload proto */
+ u32 layer:3; /* payload layer */
+};
+
+typedef struct wx_dec_ptype wx_dptype;
+
+/* The wx_ptype_lookup is used to convert from the 8-bit ptype in the
+ * hardware to a bit-field that can be used by SW to more easily determine the
+ * packet type.
+ *
+ * Macros are used to shorten the table lines and make this table human
+ * readable.
+ *
+ * We store the PTYPE in the top byte of the bit field - this is just so that
+ * we can check that the table doesn't have a row missing, as the index into
+ * the table should be the PTYPE.
+ *
+ * Typical work flow:
+ *
+ * if not wx_ptype_lookup[ptype].known
+ * then
+ * Packet is unknown
+ * else if wx_ptype_lookup[ptype].mac == WX_DEC_PTYPE_MAC_IP
+ * Use the rest of the fields to look at the tunnels, inner protocols, etc
+ * else
+ * Use the enum wx_l2_ptypes to decode the packet type
+ * endif
+ */
+
+/* macro to make the table lines short */
+#define WX_PTT(mac, ip, etype, eip, proto, layer)\
+ {1, \
+ WX_DEC_PTYPE_MAC_##mac, /* mac */\
+ WX_DEC_PTYPE_IP_##ip, /* ip */ \
+ WX_DEC_PTYPE_ETYPE_##etype, /* etype */\
+ WX_DEC_PTYPE_IP_##eip, /* eip */\
+ WX_DEC_PTYPE_PROT_##proto, /* proto */\
+ WX_DEC_PTYPE_LAYER_##layer /* layer */}
+
+/* Lookup table mapping the HW PTYPE to the bit field for decoding */
+/* for ((pt=0;pt<256;pt++)); do printf "macro(0x%02X),\n" $pt; done */
+static wx_dptype wx_ptype_lookup[256] = {
+ /* L2: mac */
+ [0x11] = WX_PTT(L2, NONE, NONE, NONE, NONE, PAY2),
+ [0x12] = WX_PTT(L2, NONE, NONE, NONE, TS, PAY2),
+ [0x13] = WX_PTT(L2, NONE, NONE, NONE, NONE, PAY2),
+ [0x14] = WX_PTT(L2, NONE, NONE, NONE, NONE, PAY2),
+ [0x15] = WX_PTT(L2, NONE, NONE, NONE, NONE, NONE),
+ [0x16] = WX_PTT(L2, NONE, NONE, NONE, NONE, PAY2),
+ [0x17] = WX_PTT(L2, NONE, NONE, NONE, NONE, NONE),
+
+ /* L2: ethertype filter */
+ [0x18 ... 0x1F] = WX_PTT(L2, NONE, NONE, NONE, NONE, NONE),
+
+ /* L3: ip non-tunnel */
+ [0x21] = WX_PTT(IP, FGV4, NONE, NONE, NONE, PAY3),
+ [0x22] = WX_PTT(IP, IPV4, NONE, NONE, NONE, PAY3),
+ [0x23] = WX_PTT(IP, IPV4, NONE, NONE, UDP, PAY4),
+ [0x24] = WX_PTT(IP, IPV4, NONE, NONE, TCP, PAY4),
+ [0x25] = WX_PTT(IP, IPV4, NONE, NONE, SCTP, PAY4),
+ [0x29] = WX_PTT(IP, FGV6, NONE, NONE, NONE, PAY3),
+ [0x2A] = WX_PTT(IP, IPV6, NONE, NONE, NONE, PAY3),
+ [0x2B] = WX_PTT(IP, IPV6, NONE, NONE, UDP, PAY3),
+ [0x2C] = WX_PTT(IP, IPV6, NONE, NONE, TCP, PAY4),
+ [0x2D] = WX_PTT(IP, IPV6, NONE, NONE, SCTP, PAY4),
+
+ /* L2: fcoe */
+ [0x30 ... 0x34] = WX_PTT(FCOE, NONE, NONE, NONE, NONE, PAY3),
+ [0x38 ... 0x3C] = WX_PTT(FCOE, NONE, NONE, NONE, NONE, PAY3),
+
+ /* IPv4 --> IPv4/IPv6 */
+ [0x81] = WX_PTT(IP, IPV4, IPIP, FGV4, NONE, PAY3),
+ [0x82] = WX_PTT(IP, IPV4, IPIP, IPV4, NONE, PAY3),
+ [0x83] = WX_PTT(IP, IPV4, IPIP, IPV4, UDP, PAY4),
+ [0x84] = WX_PTT(IP, IPV4, IPIP, IPV4, TCP, PAY4),
+ [0x85] = WX_PTT(IP, IPV4, IPIP, IPV4, SCTP, PAY4),
+ [0x89] = WX_PTT(IP, IPV4, IPIP, FGV6, NONE, PAY3),
+ [0x8A] = WX_PTT(IP, IPV4, IPIP, IPV6, NONE, PAY3),
+ [0x8B] = WX_PTT(IP, IPV4, IPIP, IPV6, UDP, PAY4),
+ [0x8C] = WX_PTT(IP, IPV4, IPIP, IPV6, TCP, PAY4),
+ [0x8D] = WX_PTT(IP, IPV4, IPIP, IPV6, SCTP, PAY4),
+
+ /* IPv4 --> GRE/NAT --> NONE/IPv4/IPv6 */
+ [0x90] = WX_PTT(IP, IPV4, IG, NONE, NONE, PAY3),
+ [0x91] = WX_PTT(IP, IPV4, IG, FGV4, NONE, PAY3),
+ [0x92] = WX_PTT(IP, IPV4, IG, IPV4, NONE, PAY3),
+ [0x93] = WX_PTT(IP, IPV4, IG, IPV4, UDP, PAY4),
+ [0x94] = WX_PTT(IP, IPV4, IG, IPV4, TCP, PAY4),
+ [0x95] = WX_PTT(IP, IPV4, IG, IPV4, SCTP, PAY4),
+ [0x99] = WX_PTT(IP, IPV4, IG, FGV6, NONE, PAY3),
+ [0x9A] = WX_PTT(IP, IPV4, IG, IPV6, NONE, PAY3),
+ [0x9B] = WX_PTT(IP, IPV4, IG, IPV6, UDP, PAY4),
+ [0x9C] = WX_PTT(IP, IPV4, IG, IPV6, TCP, PAY4),
+ [0x9D] = WX_PTT(IP, IPV4, IG, IPV6, SCTP, PAY4),
+
+ /* IPv4 --> GRE/NAT --> MAC --> NONE/IPv4/IPv6 */
+ [0xA0] = WX_PTT(IP, IPV4, IGM, NONE, NONE, PAY3),
+ [0xA1] = WX_PTT(IP, IPV4, IGM, FGV4, NONE, PAY3),
+ [0xA2] = WX_PTT(IP, IPV4, IGM, IPV4, NONE, PAY3),
+ [0xA3] = WX_PTT(IP, IPV4, IGM, IPV4, UDP, PAY4),
+ [0xA4] = WX_PTT(IP, IPV4, IGM, IPV4, TCP, PAY4),
+ [0xA5] = WX_PTT(IP, IPV4, IGM, IPV4, SCTP, PAY4),
+ [0xA9] = WX_PTT(IP, IPV4, IGM, FGV6, NONE, PAY3),
+ [0xAA] = WX_PTT(IP, IPV4, IGM, IPV6, NONE, PAY3),
+ [0xAB] = WX_PTT(IP, IPV4, IGM, IPV6, UDP, PAY4),
+ [0xAC] = WX_PTT(IP, IPV4, IGM, IPV6, TCP, PAY4),
+ [0xAD] = WX_PTT(IP, IPV4, IGM, IPV6, SCTP, PAY4),
+
+ /* IPv4 --> GRE/NAT --> MAC+VLAN --> NONE/IPv4/IPv6 */
+ [0xB0] = WX_PTT(IP, IPV4, IGMV, NONE, NONE, PAY3),
+ [0xB1] = WX_PTT(IP, IPV4, IGMV, FGV4, NONE, PAY3),
+ [0xB2] = WX_PTT(IP, IPV4, IGMV, IPV4, NONE, PAY3),
+ [0xB3] = WX_PTT(IP, IPV4, IGMV, IPV4, UDP, PAY4),
+ [0xB4] = WX_PTT(IP, IPV4, IGMV, IPV4, TCP, PAY4),
+ [0xB5] = WX_PTT(IP, IPV4, IGMV, IPV4, SCTP, PAY4),
+ [0xB9] = WX_PTT(IP, IPV4, IGMV, FGV6, NONE, PAY3),
+ [0xBA] = WX_PTT(IP, IPV4, IGMV, IPV6, NONE, PAY3),
+ [0xBB] = WX_PTT(IP, IPV4, IGMV, IPV6, UDP, PAY4),
+ [0xBC] = WX_PTT(IP, IPV4, IGMV, IPV6, TCP, PAY4),
+ [0xBD] = WX_PTT(IP, IPV4, IGMV, IPV6, SCTP, PAY4),
+
+ /* IPv6 --> IPv4/IPv6 */
+ [0xC1] = WX_PTT(IP, IPV6, IPIP, FGV4, NONE, PAY3),
+ [0xC2] = WX_PTT(IP, IPV6, IPIP, IPV4, NONE, PAY3),
+ [0xC3] = WX_PTT(IP, IPV6, IPIP, IPV4, UDP, PAY4),
+ [0xC4] = WX_PTT(IP, IPV6, IPIP, IPV4, TCP, PAY4),
+ [0xC5] = WX_PTT(IP, IPV6, IPIP, IPV4, SCTP, PAY4),
+ [0xC9] = WX_PTT(IP, IPV6, IPIP, FGV6, NONE, PAY3),
+ [0xCA] = WX_PTT(IP, IPV6, IPIP, IPV6, NONE, PAY3),
+ [0xCB] = WX_PTT(IP, IPV6, IPIP, IPV6, UDP, PAY4),
+ [0xCC] = WX_PTT(IP, IPV6, IPIP, IPV6, TCP, PAY4),
+ [0xCD] = WX_PTT(IP, IPV6, IPIP, IPV6, SCTP, PAY4),
+
+ /* IPv6 --> GRE/NAT -> NONE/IPv4/IPv6 */
+ [0xD0] = WX_PTT(IP, IPV6, IG, NONE, NONE, PAY3),
+ [0xD1] = WX_PTT(IP, IPV6, IG, FGV4, NONE, PAY3),
+ [0xD2] = WX_PTT(IP, IPV6, IG, IPV4, NONE, PAY3),
+ [0xD3] = WX_PTT(IP, IPV6, IG, IPV4, UDP, PAY4),
+ [0xD4] = WX_PTT(IP, IPV6, IG, IPV4, TCP, PAY4),
+ [0xD5] = WX_PTT(IP, IPV6, IG, IPV4, SCTP, PAY4),
+ [0xD9] = WX_PTT(IP, IPV6, IG, FGV6, NONE, PAY3),
+ [0xDA] = WX_PTT(IP, IPV6, IG, IPV6, NONE, PAY3),
+ [0xDB] = WX_PTT(IP, IPV6, IG, IPV6, UDP, PAY4),
+ [0xDC] = WX_PTT(IP, IPV6, IG, IPV6, TCP, PAY4),
+ [0xDD] = WX_PTT(IP, IPV6, IG, IPV6, SCTP, PAY4),
+
+ /* IPv6 --> GRE/NAT -> MAC -> NONE/IPv4/IPv6 */
+ [0xE0] = WX_PTT(IP, IPV6, IGM, NONE, NONE, PAY3),
+ [0xE1] = WX_PTT(IP, IPV6, IGM, FGV4, NONE, PAY3),
+ [0xE2] = WX_PTT(IP, IPV6, IGM, IPV4, NONE, PAY3),
+ [0xE3] = WX_PTT(IP, IPV6, IGM, IPV4, UDP, PAY4),
+ [0xE4] = WX_PTT(IP, IPV6, IGM, IPV4, TCP, PAY4),
+ [0xE5] = WX_PTT(IP, IPV6, IGM, IPV4, SCTP, PAY4),
+ [0xE9] = WX_PTT(IP, IPV6, IGM, FGV6, NONE, PAY3),
+ [0xEA] = WX_PTT(IP, IPV6, IGM, IPV6, NONE, PAY3),
+ [0xEB] = WX_PTT(IP, IPV6, IGM, IPV6, UDP, PAY4),
+ [0xEC] = WX_PTT(IP, IPV6, IGM, IPV6, TCP, PAY4),
+ [0xED] = WX_PTT(IP, IPV6, IGM, IPV6, SCTP, PAY4),
+
+ /* IPv6 --> GRE/NAT -> MAC--> NONE/IPv */
+ [0xF0] = WX_PTT(IP, IPV6, IGMV, NONE, NONE, PAY3),
+ [0xF1] = WX_PTT(IP, IPV6, IGMV, FGV4, NONE, PAY3),
+ [0xF2] = WX_PTT(IP, IPV6, IGMV, IPV4, NONE, PAY3),
+ [0xF3] = WX_PTT(IP, IPV6, IGMV, IPV4, UDP, PAY4),
+ [0xF4] = WX_PTT(IP, IPV6, IGMV, IPV4, TCP, PAY4),
+ [0xF5] = WX_PTT(IP, IPV6, IGMV, IPV4, SCTP, PAY4),
+ [0xF9] = WX_PTT(IP, IPV6, IGMV, FGV6, NONE, PAY3),
+ [0xFA] = WX_PTT(IP, IPV6, IGMV, IPV6, NONE, PAY3),
+ [0xFB] = WX_PTT(IP, IPV6, IGMV, IPV6, UDP, PAY4),
+ [0xFC] = WX_PTT(IP, IPV6, IGMV, IPV6, TCP, PAY4),
+ [0xFD] = WX_PTT(IP, IPV6, IGMV, IPV6, SCTP, PAY4),
+};
+
+static inline wx_dptype wx_decode_ptype(const u8 ptype)
+{
+ return wx_ptype_lookup[ptype];
+}
+
/* Host Interface Command Structures */
struct wx_hic_hdr {
u8 cmd;
@@ -652,6 +913,11 @@ struct wx_tx_queue_stats {
u64 tx_done_old;
};
+struct wx_rx_queue_stats {
+ u64 csum_good_cnt;
+ u64 csum_err;
+};
+
/* iterator for handling rings in ring container */
#define wx_for_each_ring(posm, headm) \
for (posm = (headm).ring; posm; posm = posm->next)
@@ -695,6 +961,7 @@ struct wx_ring {
struct u64_stats_sync syncp;
union {
struct wx_tx_queue_stats tx_stats;
+ struct wx_rx_queue_stats rx_stats;
};
} ____cacheline_internodealigned_in_smp;
@@ -711,6 +978,7 @@ struct wx_q_vector {
struct napi_struct napi;
struct rcu_head rcu; /* to avoid race with update stats on free */
+ bool netpoll_rx;
char name[IFNAMSIZ + 17];
/* for dynamic allocation of rings associated with this q_vector */
--
2.40.0
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