net/hns3: fix Tx checksum for UDP packets with special port

[dpdk.git] / drivers / net / hns3 / hns3_rxtx.h

diff --git a/drivers/net/hns3/hns3_rxtx.h b/drivers/net/hns3/hns3_rxtx.h
index 7118bd4..6689397 100644 (file)
--- a/drivers/net/hns3/hns3_rxtx.h
+++ b/drivers/net/hns3/hns3_rxtx.h
@@ -88,6 +88,8 @@
 #define HNS3_RXD_OL3ID_M                       (0xf << HNS3_RXD_OL3ID_S)
 #define HNS3_RXD_OL4ID_S                       8
 #define HNS3_RXD_OL4ID_M                       (0xf << HNS3_RXD_OL4ID_S)
+#define HNS3_RXD_PTYPE_S                       4
+#define HNS3_RXD_PTYPE_M                       (0xff << HNS3_RXD_PTYPE_S)
 #define HNS3_RXD_FBHI_S                                12
 #define HNS3_RXD_FBHI_M                                (0x3 << HNS3_RXD_FBHI_S)
 #define HNS3_RXD_FBLI_S                                14
@@ -147,6 +149,7 @@
 #define HNS3_TXD_MSS_S                         0
 #define HNS3_TXD_MSS_M                         (0x3fff << HNS3_TXD_MSS_S)
 
+#define HNS3_TXD_OL4CS_B                       22
 #define HNS3_L2_LEN_UNIT                       1UL
 #define HNS3_L3_LEN_UNIT                       2UL
 #define HNS3_L4_LEN_UNIT                       2UL
@@ -232,7 +235,7 @@ struct hns3_desc {
                                };
                        };
 
-                       uint32_t paylen;
+                       uint32_t paylen_fd_dop_ol4cs;
                        uint16_t tp_fe_sc_vld_ra_ri;
                        uint16_t mss;
                } tx;
@@ -328,6 +331,7 @@ struct hns3_rx_queue {
         * point, the pvid_sw_discard_en will be false.
         */
        bool pvid_sw_discard_en;
+       bool ptype_en;          /* indicate if the ptype field enabled */
        bool enabled;           /* indicate if Rx queue has been enabled */
 
        struct hns3_rx_basic_stats basic_stats;
@@ -460,6 +464,22 @@ struct hns3_tx_queue {
         *     not need to recalculate it.
         */
        uint8_t tso_mode;
+       /*
+        * udp checksum mode.
+        * value range:
+        *      HNS3_SPECIAL_PORT_HW_CKSUM_MODE/HNS3_SPECIAL_PORT_SW_CKSUM_MODE
+        *
+        *  - HNS3_SPECIAL_PORT_SW_CKSUM_MODE
+        *     In this mode, HW can not do checksum for special UDP port like
+        *     4789, 4790, 6081 for non-tunnel UDP packets and UDP tunnel
+        *     packets without the PKT_TX_TUNEL_MASK in the mbuf. So, PMD need
+        *     do the checksum for these packets to avoid a checksum error.
+        *
+        *  - HNS3_SPECIAL_PORT_HW_CKSUM_MODE
+        *     In this mode, HW does not have the preceding problems and can
+        *     directly calculate the checksum of these UDP packets.
+        */
+       uint8_t udp_cksum_mode;
        /*
         * The minimum length of the packet supported by hardware in the Tx
         * direction.
@@ -500,6 +520,7 @@ struct hns3_queue_info {
 };
 
 #define HNS3_TX_CKSUM_OFFLOAD_MASK ( \
+       PKT_TX_OUTER_UDP_CKSUM | \
        PKT_TX_OUTER_IP_CKSUM | \
        PKT_TX_IP_CKSUM | \
        PKT_TX_TCP_SEG | \
@@ -609,6 +630,13 @@ hns3_rx_calc_ptype(struct hns3_rx_queue *rxq, const uint32_t l234_info,
        const struct hns3_ptype_table * const ptype_tbl = rxq->ptype_tbl;
        uint32_t l2id, l3id, l4id;
        uint32_t ol3id, ol4id, ol2id;
+       uint32_t ptype;
+
+       if (rxq->ptype_en) {
+               ptype = hns3_get_field(ol_info, HNS3_RXD_PTYPE_M,
+                                      HNS3_RXD_PTYPE_S);
+               return ptype_tbl->ptype[ptype];
+       }
 
        ol4id = hns3_get_field(ol_info, HNS3_RXD_OL4ID_M, HNS3_RXD_OL4ID_S);
        ol3id = hns3_get_field(ol_info, HNS3_RXD_OL3ID_M, HNS3_RXD_OL3ID_S);
@@ -707,5 +735,8 @@ int hns3_start_all_rxqs(struct rte_eth_dev *dev);
 void hns3_stop_all_txqs(struct rte_eth_dev *dev);
 void hns3_restore_tqp_enable_state(struct hns3_hw *hw);
 int hns3_tx_done_cleanup(void *txq, uint32_t free_cnt);
+void hns3_enable_rxd_adv_layout(struct hns3_hw *hw);
+int hns3_dev_rx_descriptor_status(void *rx_queue, uint16_t offset);
+int hns3_dev_tx_descriptor_status(void *tx_queue, uint16_t offset);
 
 #endif /* _HNS3_RXTX_H_ */