svn commit: r341310 - head/sys/dev/sfxge/common

Andrew Rybchenko arybchik at FreeBSD.org
Fri Nov 30 07:08:07 UTC 2018


Author: arybchik
Date: Fri Nov 30 07:08:05 2018
New Revision: 341310
URL: https://svnweb.freebsd.org/changeset/base/341310

Log:
  sfxge(4): add helper API to make Geneve filter spec
  
  Submitted by:   Vijay Srivastava <vijays at solarflare.com>
  Sponsored by:   Solarflare Communications, Inc.
  Differential Revision:  https://reviews.freebsd.org/D18272

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

Modified: head/sys/dev/sfxge/common/efx.h
==============================================================================
--- head/sys/dev/sfxge/common/efx.h	Fri Nov 30 07:07:54 2018	(r341309)
+++ head/sys/dev/sfxge/common/efx.h	Fri Nov 30 07:08:05 2018	(r341310)
@@ -2988,9 +2988,23 @@ efx_filter_spec_set_encap_type(
 	__in		efx_filter_inner_frame_match_t inner_frame_match);
 
 extern	__checkReturn	efx_rc_t
-efx_filter_spec_set_vxlan_full(
+efx_filter_spec_set_vxlan(
 	__inout		efx_filter_spec_t *spec,
-	__in		const uint8_t *vxlan_id,
+	__in		const uint8_t *vni,
+	__in		const uint8_t *inner_addr,
+	__in		const uint8_t *outer_addr);
+
+extern	__checkReturn	efx_rc_t
+efx_filter_spec_set_geneve(
+	__inout		efx_filter_spec_t *spec,
+	__in		const uint8_t *vni,
+	__in		const uint8_t *inner_addr,
+	__in		const uint8_t *outer_addr);
+
+extern	__checkReturn	efx_rc_t
+efx_filter_spec_set_nvgre(
+	__inout		efx_filter_spec_t *spec,
+	__in		const uint8_t *vsid,
 	__in		const uint8_t *inner_addr,
 	__in		const uint8_t *outer_addr);
 

Modified: head/sys/dev/sfxge/common/efx_filter.c
==============================================================================
--- head/sys/dev/sfxge/common/efx_filter.c	Fri Nov 30 07:07:54 2018	(r341309)
+++ head/sys/dev/sfxge/common/efx_filter.c	Fri Nov 30 07:08:05 2018	(r341310)
@@ -519,27 +519,42 @@ fail1:
 }
 
 /*
- * Specify inner and outer Ethernet address and VXLAN ID in filter
+ * Specify inner and outer Ethernet address and VNI or VSID in tunnel filter
  * specification.
  */
-	__checkReturn	efx_rc_t
-efx_filter_spec_set_vxlan_full(
-	__inout		efx_filter_spec_t *spec,
-	__in		const uint8_t *vxlan_id,
+static	__checkReturn	efx_rc_t
+efx_filter_spec_set_tunnel(
+	__inout	efx_filter_spec_t *spec,
+	__in		efx_tunnel_protocol_t encap_type,
+	__in		const uint8_t *vni_or_vsid,
 	__in		const uint8_t *inner_addr,
 	__in		const uint8_t *outer_addr)
 {
+	efx_rc_t rc;
+
 	EFSYS_ASSERT3P(spec, !=, NULL);
-	EFSYS_ASSERT3P(vxlan_id, !=, NULL);
+	EFSYS_ASSERT3P(vni_or_vsid, !=, NULL);
 	EFSYS_ASSERT3P(inner_addr, !=, NULL);
 	EFSYS_ASSERT3P(outer_addr, !=, NULL);
 
-	if ((inner_addr == NULL) && (outer_addr == NULL))
-		return (EINVAL);
+	switch (encap_type) {
+	case EFX_TUNNEL_PROTOCOL_VXLAN:
+	case EFX_TUNNEL_PROTOCOL_GENEVE:
+	case EFX_TUNNEL_PROTOCOL_NVGRE:
+		break;
+	default:
+		rc = EINVAL;
+		goto fail1;
+	}
 
-	if (vxlan_id != NULL) {
+	if ((inner_addr == NULL) && (outer_addr == NULL)) {
+		rc = EINVAL;
+		goto fail2;
+	}
+
+	if (vni_or_vsid != NULL) {
 		spec->efs_match_flags |= EFX_FILTER_MATCH_VNI_OR_VSID;
-		memcpy(spec->efs_vni_or_vsid, vxlan_id, EFX_VNI_OR_VSID_LEN);
+		memcpy(spec->efs_vni_or_vsid, vni_or_vsid, EFX_VNI_OR_VSID_LEN);
 	}
 	if (outer_addr != NULL) {
 		spec->efs_match_flags |= EFX_FILTER_MATCH_LOC_MAC;
@@ -549,10 +564,63 @@ efx_filter_spec_set_vxlan_full(
 		spec->efs_match_flags |= EFX_FILTER_MATCH_IFRM_LOC_MAC;
 		memcpy(spec->efs_ifrm_loc_mac, inner_addr, EFX_MAC_ADDR_LEN);
 	}
+
 	spec->efs_match_flags |= EFX_FILTER_MATCH_ENCAP_TYPE;
-	spec->efs_encap_type = EFX_TUNNEL_PROTOCOL_VXLAN;
+	spec->efs_encap_type = encap_type;
 
 	return (0);
+
+fail2:
+	EFSYS_PROBE(fail2);
+fail1:
+	EFSYS_PROBE1(fail1, efx_rc_t, rc);
+
+	return (rc);
+}
+
+/*
+ * Specify inner and outer Ethernet address and VNI in VXLAN filter
+ * specification.
+ */
+__checkReturn		efx_rc_t
+efx_filter_spec_set_vxlan(
+	__inout		efx_filter_spec_t *spec,
+	__in		const uint8_t *vni,
+	__in		const uint8_t *inner_addr,
+	__in		const uint8_t *outer_addr)
+{
+	return efx_filter_spec_set_tunnel(spec, EFX_TUNNEL_PROTOCOL_VXLAN,
+	    vni, inner_addr, outer_addr);
+}
+
+/*
+ * Specify inner and outer Ethernet address and VNI in Geneve filter
+ * specification.
+ */
+__checkReturn		efx_rc_t
+efx_filter_spec_set_geneve(
+	__inout		efx_filter_spec_t *spec,
+	__in		const uint8_t *vni,
+	__in		const uint8_t *inner_addr,
+	__in		const uint8_t *outer_addr)
+{
+	return efx_filter_spec_set_tunnel(spec, EFX_TUNNEL_PROTOCOL_GENEVE,
+	    vni, inner_addr, outer_addr);
+}
+
+/*
+ * Specify inner and outer Ethernet address and vsid in NVGRE filter
+ * specification.
+ */
+__checkReturn		efx_rc_t
+efx_filter_spec_set_nvgre(
+	__inout		efx_filter_spec_t *spec,
+	__in		const uint8_t *vsid,
+	__in		const uint8_t *inner_addr,
+	__in		const uint8_t *outer_addr)
+{
+	return efx_filter_spec_set_tunnel(spec, EFX_TUNNEL_PROTOCOL_NVGRE,
+	    vsid, inner_addr, outer_addr);
 }
 
 #if EFSYS_OPT_RX_SCALE


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