net/ice: refactor parser usage

Not necessary to create / destroy a parser instance for every raw packet
rule. A global parser instance will be created in ice_flow_init and be
destroyed in ice_flow_uninit.

Also, ice_dev_udp_tunnel_port_add has been hooked to perform corresponding
parser configure. This also fix the issue that RSS engine can't support
VXLAN inner through raw packet filter.

Fixes: 1b9c68120a1c ("net/ice: enable protocol agnostic flow offloading in RSS")
Cc: stable@dpdk.org
Signed-off-by: Qi Zhang <qi.z.zhang@intel.com>
Acked-by: Xu Ting <ting.xu@intel.com>

diff --git a/drivers/net/ice/ice_ethdev.c b/drivers/net/ice/ice_ethdev.c
index 73e550f5fb3c4f4fc08e6eca49d3665692cdb26e..8bb34b874bae8c9bd1b2689e38956a2a455e2f06 100644 (file)
--- a/drivers/net/ice/ice_ethdev.c
+++ b/drivers/net/ice/ice_ethdev.c
@@ -5621,6 +5621,8 @@ ice_dev_udp_tunnel_port_add(struct rte_eth_dev *dev,
 {
        int ret = 0;
        struct ice_hw *hw = ICE_DEV_PRIVATE_TO_HW(dev->data->dev_private);
+       struct ice_adapter *ad =
+               ICE_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
 
        if (udp_tunnel == NULL)
                return -EINVAL;
@@ -5628,6 +5630,9 @@ ice_dev_udp_tunnel_port_add(struct rte_eth_dev *dev,
        switch (udp_tunnel->prot_type) {
        case RTE_ETH_TUNNEL_TYPE_VXLAN:
                ret = ice_create_tunnel(hw, TNL_VXLAN, udp_tunnel->udp_port);
+               if (!ret && ad->psr != NULL)
+                       ice_parser_vxlan_tunnel_set(ad->psr,
+                                       udp_tunnel->udp_port, true);
                break;
        default:
                PMD_DRV_LOG(ERR, "Invalid tunnel type");
@@ -5645,6 +5650,8 @@ ice_dev_udp_tunnel_port_del(struct rte_eth_dev *dev,
 {
        int ret = 0;
        struct ice_hw *hw = ICE_DEV_PRIVATE_TO_HW(dev->data->dev_private);
+       struct ice_adapter *ad =
+               ICE_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
 
        if (udp_tunnel == NULL)
                return -EINVAL;
@@ -5652,6 +5659,9 @@ ice_dev_udp_tunnel_port_del(struct rte_eth_dev *dev,
        switch (udp_tunnel->prot_type) {
        case RTE_ETH_TUNNEL_TYPE_VXLAN:
                ret = ice_destroy_tunnel(hw, udp_tunnel->udp_port, 0);
+               if (!ret && ad->psr != NULL)
+                       ice_parser_vxlan_tunnel_set(ad->psr,
+                                       udp_tunnel->udp_port, false);
                break;
        default:
                PMD_DRV_LOG(ERR, "Invalid tunnel type");

diff --git a/drivers/net/ice/ice_ethdev.h b/drivers/net/ice/ice_ethdev.h
index 3ab310628fdfcd000b70e8a47c41e67dd9cd8dc1..3d8427225f77cf577a20b674ca471c43ef8e519a 100644 (file)
--- a/drivers/net/ice/ice_ethdev.h
+++ b/drivers/net/ice/ice_ethdev.h
@@ -561,6 +561,7 @@ struct ice_adapter {
        struct ice_rss_prof_info rss_prof_info[ICE_MAX_PTGS];
        /* True if DCF state of the associated PF is on */
        bool dcf_state_on;
+       struct ice_parser *psr;
 #ifdef RTE_ARCH_X86
        bool rx_use_avx2;
        bool rx_use_avx512;

diff --git a/drivers/net/ice/ice_fdir_filter.c b/drivers/net/ice/ice_fdir_filter.c
index 7954c6d8eaada2a013f695081d13839c887e9d69..0982478febf8696362b68a7aaa4419e9a78ca9b8 100644 (file)
--- a/drivers/net/ice/ice_fdir_filter.c
+++ b/drivers/net/ice/ice_fdir_filter.c
@@ -1826,7 +1826,6 @@ ice_fdir_parse_pattern(__rte_unused struct ice_adapter *ad,
        struct ice_fdir_v4 *p_v4 = NULL;
        struct ice_fdir_v6 *p_v6 = NULL;
        struct ice_parser_result rslt;
-       struct ice_parser *psr;
        uint8_t item_num = 0;
 
        for (item = pattern; item->type != RTE_FLOW_ITEM_TYPE_END; item++) {
@@ -1861,6 +1860,9 @@ ice_fdir_parse_pattern(__rte_unused struct ice_adapter *ad,
 
                switch (item_type) {
                case RTE_FLOW_ITEM_TYPE_RAW: {
+                       if (ad->psr == NULL)
+                               return -rte_errno;
+
                        raw_spec = item->spec;
                        raw_mask = item->mask;
 
@@ -1872,7 +1874,6 @@ ice_fdir_parse_pattern(__rte_unused struct ice_adapter *ad,
                                (uint8_t *)(uintptr_t)raw_spec->pattern;
                        unsigned char *tmp_mask =
                                (uint8_t *)(uintptr_t)raw_mask->pattern;
-                       uint16_t udp_port = 0;
                        uint16_t tmp_val = 0;
                        uint8_t pkt_len = 0;
                        uint8_t tmp = 0;
@@ -1921,15 +1922,8 @@ ice_fdir_parse_pattern(__rte_unused struct ice_adapter *ad,
 
                        pkt_len /= 2;
 
-                       if (ice_parser_create(&ad->hw, &psr))
-                               return -rte_errno;
-                       if (ice_get_open_tunnel_port(&ad->hw, TNL_VXLAN,
-                                                    &udp_port))
-                               ice_parser_vxlan_tunnel_set(psr, udp_port,
-                                                           true);
-                       if (ice_parser_run(psr, tmp_spec, pkt_len, &rslt))
+                       if (ice_parser_run(ad->psr, tmp_spec, pkt_len, &rslt))
                                return -rte_errno;
-                       ice_parser_destroy(psr);
 
                        if (!tmp_mask)
                                return -rte_errno;

diff --git a/drivers/net/ice/ice_generic_flow.c b/drivers/net/ice/ice_generic_flow.c
index 53b1c0b69a12494259e10450f500a58aa0f90cfb..57eb002bdece41ab8e8f68caddedb59a580ad8dc 100644 (file)
--- a/drivers/net/ice/ice_generic_flow.c
+++ b/drivers/net/ice/ice_generic_flow.c
@@ -1831,6 +1831,9 @@ ice_flow_init(struct ice_adapter *ad)
        TAILQ_INIT(&pf->dist_parser_list);
        rte_spinlock_init(&pf->flow_ops_lock);
 
+       if (ice_parser_create(&ad->hw, &ad->psr) != ICE_SUCCESS)
+               PMD_INIT_LOG(WARNING, "Failed to initialize DDP parser, raw packet filter will not be supported");
+
        RTE_TAILQ_FOREACH_SAFE(engine, &engine_list, node, temp) {
                if (engine->init == NULL) {
                        PMD_INIT_LOG(ERR, "Invalid engine type (%d)",
@@ -1885,6 +1888,11 @@ ice_flow_uninit(struct ice_adapter *ad)
                TAILQ_REMOVE(&pf->dist_parser_list, p_parser, node);
                rte_free(p_parser);
        }
+
+       if (ad->psr != NULL) {
+               ice_parser_destroy(ad->psr);
+               ad->psr = NULL;
+       }
 }
 
 static struct ice_parser_list *

diff --git a/drivers/net/ice/ice_hash.c b/drivers/net/ice/ice_hash.c
index afbb357fa35ead1168eb6e9d28788afa705fee3e..f35727856efad602fe87b75a71f27191f0e0073f 100644 (file)
--- a/drivers/net/ice/ice_hash.c
+++ b/drivers/net/ice/ice_hash.c
@@ -653,13 +653,15 @@ ice_hash_parse_raw_pattern(struct ice_adapter *ad,
        const struct rte_flow_item_raw *raw_spec, *raw_mask;
        struct ice_parser_profile prof;
        struct ice_parser_result rslt;
-       struct ice_parser *psr;
        uint8_t *pkt_buf, *msk_buf;
        uint8_t spec_len, pkt_len;
        uint8_t tmp_val = 0;
        uint8_t tmp_c = 0;
        int i, j;
 
+       if (ad->psr == NULL)
+               return -rte_errno;
+
        raw_spec = item->spec;
        raw_mask = item->mask;
 
@@ -713,11 +715,8 @@ ice_hash_parse_raw_pattern(struct ice_adapter *ad,
                        msk_buf[j] = tmp_val * 16 + tmp_c - '0';
        }
 
-       if (ice_parser_create(&ad->hw, &psr))
-               return -rte_errno;
-       if (ice_parser_run(psr, pkt_buf, pkt_len, &rslt))
+       if (ice_parser_run(ad->psr, pkt_buf, pkt_len, &rslt))
                return -rte_errno;
-       ice_parser_destroy(psr);
 
        if (ice_parser_profile_init(&rslt, pkt_buf, msk_buf,
                pkt_len, ICE_BLK_RSS, true, &prof))