Author: arybchik
Date: Thu Nov 29 06:42:15 2018
New Revision: 341187
URL: https://svnweb.freebsd.org/changeset/base/341187

Log:
  sfxge(4): support VNI/VSID and inner frame local MAC
  
  This supports VNI/VSID and inner frame local MAC fields to
  match in VXLAN, GENEVE, or NVGRE packets.
  
  Submitted by:   Roman Zhukov <roman.zhukov at oktetlabs.ru>
  Sponsored by:   Solarflare Communications, Inc.
  Differential Revision:  https://reviews.freebsd.org/D18218

Modified:
  head/sys/dev/sfxge/common/ef10_filter.c
  head/sys/dev/sfxge/common/efx.h

Modified: head/sys/dev/sfxge/common/ef10_filter.c
==============================================================================
--- head/sys/dev/sfxge/common/ef10_filter.c     Thu Nov 29 06:42:04 2018        
(r341186)
+++ head/sys/dev/sfxge/common/ef10_filter.c     Thu Nov 29 06:42:15 2018        
(r341187)
@@ -146,6 +146,10 @@ ef10_filter_init(
            MATCH_MASK(MC_CMD_FILTER_OP_EXT_IN_MATCH_OUTER_VLAN));
        EFX_STATIC_ASSERT(EFX_FILTER_MATCH_IP_PROTO ==
            MATCH_MASK(MC_CMD_FILTER_OP_EXT_IN_MATCH_IP_PROTO));
+       EFX_STATIC_ASSERT(EFX_FILTER_MATCH_VNI_OR_VSID ==
+           MATCH_MASK(MC_CMD_FILTER_OP_EXT_IN_MATCH_VNI_OR_VSID));
+       EFX_STATIC_ASSERT(EFX_FILTER_MATCH_IFRM_LOC_MAC ==
+           MATCH_MASK(MC_CMD_FILTER_OP_EXT_IN_MATCH_IFRM_DST_MAC));
        EFX_STATIC_ASSERT(EFX_FILTER_MATCH_IFRM_UNKNOWN_MCAST_DST ==
            MATCH_MASK(MC_CMD_FILTER_OP_EXT_IN_MATCH_IFRM_UNKNOWN_MCAST_DST));
        EFX_STATIC_ASSERT(EFX_FILTER_MATCH_IFRM_UNKNOWN_UCAST_DST ==
@@ -319,6 +323,12 @@ efx_mcdi_filter_op_add(
                        rc = EINVAL;
                        goto fail2;
                }
+
+               memcpy(MCDI_IN2(req, uint8_t, FILTER_OP_EXT_IN_VNI_OR_VSID),
+                   spec->efs_vni_or_vsid, EFX_VNI_OR_VSID_LEN);
+
+               memcpy(MCDI_IN2(req, uint8_t, FILTER_OP_EXT_IN_IFRM_DST_MAC),
+                   spec->efs_ifrm_loc_mac, EFX_MAC_ADDR_LEN);
        }
 
        efx_mcdi_execute(enp, &req);
@@ -442,6 +452,12 @@ ef10_filter_equal(
                return (B_FALSE);
        if (left->efs_encap_type != right->efs_encap_type)
                return (B_FALSE);
+       if (memcmp(left->efs_vni_or_vsid, right->efs_vni_or_vsid,
+           EFX_VNI_OR_VSID_LEN))
+               return (B_FALSE);
+       if (memcmp(left->efs_ifrm_loc_mac, right->efs_ifrm_loc_mac,
+           EFX_MAC_ADDR_LEN))
+               return (B_FALSE);
 
        return (B_TRUE);
 
@@ -1015,6 +1031,8 @@ ef10_filter_supported_filters(
            EFX_FILTER_MATCH_LOC_MAC | EFX_FILTER_MATCH_LOC_PORT |
            EFX_FILTER_MATCH_ETHER_TYPE | EFX_FILTER_MATCH_INNER_VID |
            EFX_FILTER_MATCH_OUTER_VID | EFX_FILTER_MATCH_IP_PROTO |
+           EFX_FILTER_MATCH_VNI_OR_VSID |
+           EFX_FILTER_MATCH_IFRM_LOC_MAC |
            EFX_FILTER_MATCH_IFRM_UNKNOWN_MCAST_DST |
            EFX_FILTER_MATCH_IFRM_UNKNOWN_UCAST_DST |
            EFX_FILTER_MATCH_UNKNOWN_MCAST_DST |

Modified: head/sys/dev/sfxge/common/efx.h
==============================================================================
--- head/sys/dev/sfxge/common/efx.h     Thu Nov 29 06:42:04 2018        
(r341186)
+++ head/sys/dev/sfxge/common/efx.h     Thu Nov 29 06:42:15 2018        
(r341187)
@@ -482,6 +482,8 @@ typedef enum efx_link_mode_e {
 
 #define        EFX_MAC_ADDR_LEN 6
 
+#define        EFX_VNI_OR_VSID_LEN 3
+
 #define        EFX_MAC_ADDR_IS_MULTICAST(_address) (((uint8_t *)_address)[0] & 
0x01)
 
 #define        EFX_MAC_MULTICAST_LIST_MAX      256
@@ -2504,6 +2506,10 @@ typedef uint8_t efx_filter_flags_t;
 #define        EFX_FILTER_MATCH_OUTER_VID              0x00000100
 /* Match by IP transport protocol */
 #define        EFX_FILTER_MATCH_IP_PROTO               0x00000200
+/* Match by VNI or VSID */
+#define        EFX_FILTER_MATCH_VNI_OR_VSID            0x00000800
+/* For encapsulated packets, match by inner frame local MAC address */
+#define        EFX_FILTER_MATCH_IFRM_LOC_MAC           0x00010000
 /* For encapsulated packets, match all multicast inner frames */
 #define        EFX_FILTER_MATCH_IFRM_UNKNOWN_MCAST_DST 0x01000000
 /* For encapsulated packets, match all unicast inner frames */
@@ -2550,6 +2556,8 @@ typedef struct efx_filter_spec_s {
        uint16_t                        efs_rem_port;
        efx_oword_t                     efs_rem_host;
        efx_oword_t                     efs_loc_host;
+       uint8_t                         efs_vni_or_vsid[EFX_VNI_OR_VSID_LEN];
+       uint8_t                         efs_ifrm_loc_mac[EFX_MAC_ADDR_LEN];
 } efx_filter_spec_t;
 
 
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