Implements support for match on single or multiple nested inner VLAN
headers.
Updates flow dump output to print both outer and inner VLAN masks.

Signed-off-by: Serhii Iliushyk <[email protected]>
---
 drivers/net/ntnic/include/flow_api_engine.h   |  1 +
 .../profile_inline/flow_api_hw_db_inline.c    |  9 ++++--
 .../profile_inline/flow_api_hw_db_inline.h    |  3 +-
 .../profile_inline/flow_api_profile_inline.c  | 31 +++++++++++++------
 4 files changed, 31 insertions(+), 13 deletions(-)

diff --git a/drivers/net/ntnic/include/flow_api_engine.h 
b/drivers/net/ntnic/include/flow_api_engine.h
index 362e1666bd..c166243d4b 100644
--- a/drivers/net/ntnic/include/flow_api_engine.h
+++ b/drivers/net/ntnic/include/flow_api_engine.h
@@ -207,6 +207,7 @@ struct nic_flow_def {
        int tunnel_l3_prot;
        int tunnel_l4_prot;
        int vlans;
+       int tunnel_vlans;
        int fragmentation;
        int ip_prot;
        int tunnel_ip_prot;
diff --git 
a/drivers/net/ntnic/nthw/flow_api/profile_inline/flow_api_hw_db_inline.c 
b/drivers/net/ntnic/nthw/flow_api/profile_inline/flow_api_hw_db_inline.c
index 5caf5b2768..17a0332a06 100644
--- a/drivers/net/ntnic/nthw/flow_api/profile_inline/flow_api_hw_db_inline.c
+++ b/drivers/net/ntnic/nthw/flow_api/profile_inline/flow_api_hw_db_inline.c
@@ -393,8 +393,9 @@ void nthw_db_inline_dump(struct flow_nic_dev *ndev, void 
*db_handle, const struc
                case HW_DB_IDX_TYPE_CAT: {
                        const struct hw_db_inline_cat_data *data = 
&db->cat[idxs[i].ids].data;
                        fprintf(file, "  CAT %" PRIu32 "\n", idxs[i].ids);
-                       fprintf(file, "    Port msk 0x%02x, VLAN msk 0x%02x\n",
-                               (int)data->mac_port_mask, (int)data->vlan_mask);
+                       fprintf(file, "    Port msk 0x%02x, VLAN msk 0x%02x, 
VLAN tun msk 0x%02x\n",
+                               (int)data->mac_port_mask, (int)data->vlan_mask,
+                               (int)data->vlan_mask_tunnel);
                        fprintf(file,
                                "    Proto msks: Frag 0x%02x, l2 0x%02x, l3 
0x%02x, l4 0x%02x, l2t 0x%02x, l3t 0x%02x, l4t 0x%02x\n",
                                (int)data->ptc_mask_frag, 
(int)data->ptc_mask_l2,
@@ -961,7 +962,8 @@ static int hw_db_inline_filter_apply(struct flow_nic_dev 
*ndev,
                        cat->ptc_mask_tunnel);
                nthw_mod_cat_cfn_set(&ndev->be, HW_CAT_CFN_PTC_TNL_L2, 
cat_hw_id, 0,
                        cat->ptc_mask_l2_tunnel);
-               nthw_mod_cat_cfn_set(&ndev->be, HW_CAT_CFN_PTC_TNL_VLAN, 
cat_hw_id, 0, -1);
+               nthw_mod_cat_cfn_set(&ndev->be, HW_CAT_CFN_PTC_TNL_VLAN, 
cat_hw_id, 0,
+                       cat->vlan_mask_tunnel);
                nthw_mod_cat_cfn_set(&ndev->be, HW_CAT_CFN_PTC_TNL_MPLS, 
cat_hw_id, 0, -1);
                nthw_mod_cat_cfn_set(&ndev->be, HW_CAT_CFN_PTC_TNL_L3, 
cat_hw_id, 0,
                        cat->ptc_mask_l3_tunnel);
@@ -2296,6 +2298,7 @@ static int hw_db_inline_cat_compare(const struct 
hw_db_inline_cat_data *data1,
                data1->ptc_mask_l3 == data2->ptc_mask_l3 &&
                data1->ptc_mask_l4 == data2->ptc_mask_l4 &&
                data1->ptc_mask_tunnel == data2->ptc_mask_tunnel &&
+               data1->vlan_mask_tunnel == data2->vlan_mask_tunnel &&
                data1->ptc_mask_l2_tunnel == data2->ptc_mask_l2_tunnel &&
                data1->ptc_mask_l3_tunnel == data2->ptc_mask_l3_tunnel &&
                data1->ptc_mask_l4_tunnel == data2->ptc_mask_l4_tunnel &&
diff --git 
a/drivers/net/ntnic/nthw/flow_api/profile_inline/flow_api_hw_db_inline.h 
b/drivers/net/ntnic/nthw/flow_api/profile_inline/flow_api_hw_db_inline.h
index ec36678c12..3a4e39b713 100644
--- a/drivers/net/ntnic/nthw/flow_api/profile_inline/flow_api_hw_db_inline.h
+++ b/drivers/net/ntnic/nthw/flow_api/profile_inline/flow_api_hw_db_inline.h
@@ -212,12 +212,13 @@ struct hw_db_inline_cat_data {
        uint32_t ptc_mask_l4 : 5;
        uint32_t padding0 : 1;
 
+       uint32_t vlan_mask_tunnel : 4;
        uint32_t ptc_mask_tunnel : 11;
        uint32_t ptc_mask_l3_tunnel : 3;
        uint32_t ptc_mask_l4_tunnel : 5;
        uint32_t err_mask_ttl_tunnel : 2;
        uint32_t err_mask_ttl : 2;
-       uint32_t padding1 : 9;
+       uint32_t padding1 : 5;
 
        uint8_t ptc_mask_l2_tunnel;
        uint8_t ip_prot;
diff --git 
a/drivers/net/ntnic/nthw/flow_api/profile_inline/flow_api_profile_inline.c 
b/drivers/net/ntnic/nthw/flow_api/profile_inline/flow_api_profile_inline.c
index f8a4ab715c..19c552bcd4 100644
--- a/drivers/net/ntnic/nthw/flow_api/profile_inline/flow_api_profile_inline.c
+++ b/drivers/net/ntnic/nthw/flow_api/profile_inline/flow_api_profile_inline.c
@@ -907,6 +907,7 @@ static inline struct nic_flow_def 
*prepare_nic_flow_def(struct nic_flow_def *fd)
                fd->l3_prot = -1;
                fd->l4_prot = -1;
                fd->vlans = 0;
+               fd->tunnel_vlans = 0;
                fd->tunnel_prot = -1;
                fd->tunnel_l2_prot = -1;
                fd->tunnel_l3_prot = -1;
@@ -928,7 +929,8 @@ static inline struct nic_flow_def 
*allocate_nic_flow_def(void)
 
 static bool fd_has_empty_pattern(const struct nic_flow_def *fd)
 {
-       return fd && fd->vlans == 0 && fd->l2_prot < 0 && fd->l3_prot < 0 && 
fd->l4_prot < 0 &&
+       return fd && fd->vlans == 0 && fd->tunnel_vlans == 0 && fd->l2_prot < 0 
&&
+               fd->l3_prot < 0 && fd->l4_prot < 0 &&
                fd->tunnel_prot < 0 && fd->tunnel_l2_prot < 0 &&
                fd->tunnel_l3_prot < 0 && fd->tunnel_l4_prot < 0 &&
                fd->ip_prot < 0 && fd->tunnel_ip_prot < 0 && fd->non_empty < 0;
@@ -1920,7 +1922,10 @@ static int interpret_flow_elements(const struct 
flow_eth_dev *dev,
                                        (const struct rte_vlan_hdr 
*)elem[eidx].mask;
 
                                if (vlan_spec == NULL || vlan_mask == NULL) {
-                                       fd->vlans += 1;
+                                       if (any_count > 0)
+                                               fd->tunnel_vlans += 1;
+                                       else
+                                               fd->vlans += 1;
                                        break;
                                }
 
@@ -1947,9 +1952,13 @@ static int interpret_flow_elements(const struct 
flow_eth_dev *dev,
                                        sw_data[0] &= sw_mask[0];
 
                                        nthw_km_add_match_elem(&fd->km, 
&sw_data[0], &sw_mask[0], 1,
-                                               DYN_FIRST_VLAN, 2 + 4 * 
fd->vlans);
-                                       set_key_def_sw(key_def, sw_counter, 
DYN_FIRST_VLAN,
-                                               2 + 4 * fd->vlans);
+                                               any_count > 0 ? DYN_TUN_VLAN : 
DYN_FIRST_VLAN,
+                                               2 + 4 * (any_count > 0 ? 
fd->tunnel_vlans :
+                                                       fd->vlans));
+                                       set_key_def_sw(key_def, sw_counter,
+                                               any_count > 0 ? DYN_TUN_VLAN : 
DYN_FIRST_VLAN,
+                                               2 + 4 * (any_count > 0 ? 
fd->tunnel_vlans :
+                                                       fd->vlans));
                                        sw_counter += 1;
 
                                } else if (qw_counter < 2 && qw_free > 0) {
@@ -1973,10 +1982,13 @@ static int interpret_flow_elements(const struct 
flow_eth_dev *dev,
                                        qw_data[2] &= qw_mask[2];
                                        qw_data[3] &= qw_mask[3];
 
-                                       nthw_km_add_match_elem(&fd->km, 
&qw_data[0], &qw_mask[0], 4,
-                                               DYN_FIRST_VLAN, 2 + 4 * 
fd->vlans);
-                                       set_key_def_qw(key_def, qw_counter, 
DYN_FIRST_VLAN,
-                                               2 + 4 * fd->vlans);
+                                       nthw_km_add_match_elem(&fd->km, 
&qw_data[0], &qw_mask[0],
+                                               4, any_count > 0 ? DYN_TUN_VLAN 
: DYN_FIRST_VLAN,
+                                               2 + 4 * (any_count > 0 ? 
fd->tunnel_vlans :
+                                                       fd->vlans));
+                                       set_key_def_qw(key_def, qw_counter,
+                                       any_count > 0 ? DYN_TUN_VLAN : 
DYN_FIRST_VLAN,
+                                       2 + 4 * (any_count > 0 ? 
fd->tunnel_vlans : fd->vlans));
                                        qw_counter += 1;
                                        qw_free -= 1;
 
@@ -3699,6 +3711,7 @@ static struct flow_handle *create_flow_filter(struct 
flow_eth_dev *dev, struct n
                        .ptc_mask_l4 = fd->l4_prot != -1 ? (1 << fd->l4_prot) : 
-1,
                        .err_mask_ttl = (fd->ttl_sub_enable &&
                                fd->ttl_sub_outer) ? -1 : 0x1,
+                       .vlan_mask_tunnel = (0xf << fd->tunnel_vlans) & 0xf,
                        .ptc_mask_tunnel = fd->tunnel_prot !=
                        -1 ? (1 << (fd->tunnel_prot > 10 ? 10 : 
fd->tunnel_prot)) : -1,
                        .ptc_mask_l2_tunnel =
-- 
2.45.0

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