net/txgbe: support PTP

[dpdk.git] / drivers / net / txgbe / txgbe_rxtx.c

diff --git a/drivers/net/txgbe/txgbe_rxtx.c b/drivers/net/txgbe/txgbe_rxtx.c
index 5fadbb1..be48392 100644 (file)
--- a/drivers/net/txgbe/txgbe_rxtx.c
+++ b/drivers/net/txgbe/txgbe_rxtx.c
@@ -40,6 +40,12 @@
 #include "txgbe_ethdev.h"
 #include "txgbe_rxtx.h"
 
+#ifdef RTE_LIBRTE_IEEE1588
+#define TXGBE_TX_IEEE1588_TMST PKT_TX_IEEE1588_TMST
+#else
+#define TXGBE_TX_IEEE1588_TMST 0
+#endif
+
 /* Bit Mask to indicate what bits required for building TX context */
 static const u64 TXGBE_TX_OFFLOAD_MASK = (PKT_TX_IP_CKSUM |
                PKT_TX_OUTER_IPV6 |
@@ -50,7 +56,8 @@ static const u64 TXGBE_TX_OFFLOAD_MASK = (PKT_TX_IP_CKSUM |
                PKT_TX_L4_MASK |
                PKT_TX_TCP_SEG |
                PKT_TX_TUNNEL_MASK |
-               PKT_TX_OUTER_IP_CKSUM);
+               PKT_TX_OUTER_IP_CKSUM |
+               TXGBE_TX_IEEE1588_TMST);
 
 #define TXGBE_TX_OFFLOAD_NOTSUP_MASK \
                (PKT_TX_OFFLOAD_MASK ^ TXGBE_TX_OFFLOAD_MASK)
@@ -851,6 +858,11 @@ txgbe_xmit_pkts(void *tx_queue, struct rte_mbuf **tx_pkts,
                 */
                cmd_type_len = TXGBE_TXD_FCS;
 
+#ifdef RTE_LIBRTE_IEEE1588
+               if (ol_flags & PKT_TX_IEEE1588_TMST)
+                       cmd_type_len |= TXGBE_TXD_1588;
+#endif
+
                olinfo_status = 0;
                if (tx_ol_req) {
                        if (ol_flags & PKT_TX_TCP_SEG) {
@@ -1028,8 +1040,20 @@ txgbe_rxd_pkt_info_to_pkt_flags(uint32_t pkt_info)
                PKT_RX_RSS_HASH, 0, 0, 0,
                0, 0, 0,  PKT_RX_FDIR,
        };
-
+#ifdef RTE_LIBRTE_IEEE1588
+       static uint64_t ip_pkt_etqf_map[8] = {
+               0, 0, 0, PKT_RX_IEEE1588_PTP,
+               0, 0, 0, 0,
+       };
+       int etfid = txgbe_etflt_id(TXGBE_RXD_PTID(pkt_info));
+       if (likely(-1 != etfid))
+               return ip_pkt_etqf_map[etfid] |
+                      ip_rss_types_map[TXGBE_RXD_RSSTYPE(pkt_info)];
+       else
+               return ip_rss_types_map[TXGBE_RXD_RSSTYPE(pkt_info)];
+#else
        return ip_rss_types_map[TXGBE_RXD_RSSTYPE(pkt_info)];
+#endif
 }
 
 static inline uint64_t
@@ -1046,6 +1070,10 @@ rx_desc_status_to_pkt_flags(uint32_t rx_status, uint64_t vlan_flags)
                     vlan_flags & PKT_RX_VLAN_STRIPPED)
                    ? vlan_flags : 0;
 
+#ifdef RTE_LIBRTE_IEEE1588
+       if (rx_status & TXGBE_RXD_STAT_1588)
+               pkt_flags = pkt_flags | PKT_RX_IEEE1588_TMST;
+#endif
        return pkt_flags;
 }
 
@@ -3125,7 +3153,7 @@ txgbe_dcb_hw_configure(struct rte_eth_dev *dev,
                        struct txgbe_dcb_config *dcb_config)
 {
        int     ret = 0;
-       uint8_t i, nb_tcs;
+       uint8_t i, pfc_en, nb_tcs;
        uint16_t pbsize, rx_buffer_size;
        uint8_t config_dcb_rx = 0;
        uint8_t config_dcb_tx = 0;
@@ -3299,6 +3327,26 @@ txgbe_dcb_hw_configure(struct rte_eth_dev *dev,
        /* Configure queue statistics registers */
        txgbe_dcb_config_tc_stats_raptor(hw, dcb_config);
 
+       /* Check if the PFC is supported */
+       if (dev->data->dev_conf.dcb_capability_en & ETH_DCB_PFC_SUPPORT) {
+               pbsize = (uint16_t)(rx_buffer_size / nb_tcs);
+               for (i = 0; i < nb_tcs; i++) {
+                       /* If the TC count is 8,
+                        * and the default high_water is 48,
+                        * the low_water is 16 as default.
+                        */
+                       hw->fc.high_water[i] = (pbsize * 3) / 4;
+                       hw->fc.low_water[i] = pbsize / 4;
+                       /* Enable pfc for this TC */
+                       tc = &dcb_config->tc_config[i];
+                       tc->pfc = txgbe_dcb_pfc_enabled;
+               }
+               txgbe_dcb_unpack_pfc_cee(dcb_config, map, &pfc_en);
+               if (dcb_config->num_tcs.pfc_tcs == ETH_4_TCS)
+                       pfc_en &= 0x0F;
+               ret = txgbe_dcb_config_pfc(hw, pfc_en, map);
+       }
+
        return ret;
 }