X-Git-Url: http://git.samba.org/samba.git/?p=sfrench%2Fcifs-2.6.git;a=blobdiff_plain;f=drivers%2Fnet%2Fethernet%2Fmellanox%2Fmlx5%2Fcore%2Fen_fs_ethtool.c;h=75bb981e00b7205ad10b467dc64a821a4f8867a9;hp=eafc59280adae527374e321b3cfcd8549ac140d8;hb=cff2b1e3e83286e569466663b35bf0ae23afcbcf;hpb=d7efc352abb8903ccb8600e1148f59dd9164317e

diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_fs_ethtool.c b/drivers/net/ethernet/mellanox/mlx5/core/en_fs_ethtool.c
index eafc59280ada..75bb981e00b7 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_fs_ethtool.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_fs_ethtool.c
@@ -66,11 +66,14 @@ static struct mlx5e_ethtool_table *get_flow_table(struct mlx5e_priv *priv,
 	switch (fs->flow_type & ~(FLOW_EXT | FLOW_MAC_EXT)) {
 	case TCP_V4_FLOW:
 	case UDP_V4_FLOW:
+	case TCP_V6_FLOW:
+	case UDP_V6_FLOW:
 		max_tuples = ETHTOOL_NUM_L3_L4_FTS;
 		prio = MLX5E_ETHTOOL_L3_L4_PRIO + (max_tuples - num_tuples);
 		eth_ft = &priv->fs.ethtool.l3_l4_ft[prio];
 		break;
 	case IP_USER_FLOW:
+	case IPV6_USER_FLOW:
 		max_tuples = ETHTOOL_NUM_L3_L4_FTS;
 		prio = MLX5E_ETHTOOL_L3_L4_PRIO + (max_tuples - num_tuples);
 		eth_ft = &priv->fs.ethtool.l3_l4_ft[prio];
@@ -115,29 +118,203 @@ static void mask_spec(u8 *mask, u8 *val, size_t size)
 		*((u8 *)val) = *((u8 *)mask) & *((u8 *)val);
 }
 
-static void set_ips(void *outer_headers_v, void *outer_headers_c, __be32 ip4src_m,
-		    __be32 ip4src_v, __be32 ip4dst_m, __be32 ip4dst_v)
+#define MLX5E_FTE_SET(header_p, fld, v)  \
+	MLX5_SET(fte_match_set_lyr_2_4, header_p, fld, v)
+
+#define MLX5E_FTE_ADDR_OF(header_p, fld) \
+	MLX5_ADDR_OF(fte_match_set_lyr_2_4, header_p, fld)
+
+static void
+set_ip4(void *headers_c, void *headers_v, __be32 ip4src_m,
+	__be32 ip4src_v, __be32 ip4dst_m, __be32 ip4dst_v)
 {
 	if (ip4src_m) {
-		memcpy(MLX5_ADDR_OF(fte_match_set_lyr_2_4, outer_headers_v,
-				    src_ipv4_src_ipv6.ipv4_layout.ipv4),
+		memcpy(MLX5E_FTE_ADDR_OF(headers_v, src_ipv4_src_ipv6.ipv4_layout.ipv4),
 		       &ip4src_v, sizeof(ip4src_v));
-		memset(MLX5_ADDR_OF(fte_match_set_lyr_2_4, outer_headers_c,
-				    src_ipv4_src_ipv6.ipv4_layout.ipv4),
+		memset(MLX5E_FTE_ADDR_OF(headers_c, src_ipv4_src_ipv6.ipv4_layout.ipv4),
 		       0xff, sizeof(ip4src_m));
 	}
 	if (ip4dst_m) {
-		memcpy(MLX5_ADDR_OF(fte_match_set_lyr_2_4, outer_headers_v,
-				    dst_ipv4_dst_ipv6.ipv4_layout.ipv4),
+		memcpy(MLX5E_FTE_ADDR_OF(headers_v, dst_ipv4_dst_ipv6.ipv4_layout.ipv4),
 		       &ip4dst_v, sizeof(ip4dst_v));
-		memset(MLX5_ADDR_OF(fte_match_set_lyr_2_4, outer_headers_c,
-				    dst_ipv4_dst_ipv6.ipv4_layout.ipv4),
+		memset(MLX5E_FTE_ADDR_OF(headers_c, dst_ipv4_dst_ipv6.ipv4_layout.ipv4),
 		       0xff, sizeof(ip4dst_m));
 	}
-	MLX5_SET(fte_match_set_lyr_2_4, outer_headers_v,
-		 ethertype, ETH_P_IP);
-	MLX5_SET(fte_match_set_lyr_2_4, outer_headers_c,
-		 ethertype, 0xffff);
+
+	MLX5E_FTE_SET(headers_c, ethertype, 0xffff);
+	MLX5E_FTE_SET(headers_v, ethertype, ETH_P_IP);
+}
+
+static void
+set_ip6(void *headers_c, void *headers_v, __be32 ip6src_m[4],
+	__be32 ip6src_v[4], __be32 ip6dst_m[4], __be32 ip6dst_v[4])
+{
+	u8 ip6_sz = MLX5_FLD_SZ_BYTES(ipv6_layout, ipv6);
+
+	if (!ipv6_addr_any((struct in6_addr *)ip6src_m)) {
+		memcpy(MLX5E_FTE_ADDR_OF(headers_v, src_ipv4_src_ipv6.ipv6_layout.ipv6),
+		       ip6src_v, ip6_sz);
+		memcpy(MLX5E_FTE_ADDR_OF(headers_c, src_ipv4_src_ipv6.ipv6_layout.ipv6),
+		       ip6src_m, ip6_sz);
+	}
+	if (!ipv6_addr_any((struct in6_addr *)ip6dst_m)) {
+		memcpy(MLX5E_FTE_ADDR_OF(headers_v, dst_ipv4_dst_ipv6.ipv6_layout.ipv6),
+		       ip6dst_v, ip6_sz);
+		memcpy(MLX5E_FTE_ADDR_OF(headers_c, dst_ipv4_dst_ipv6.ipv6_layout.ipv6),
+		       ip6dst_m, ip6_sz);
+	}
+
+	MLX5E_FTE_SET(headers_c, ethertype, 0xffff);
+	MLX5E_FTE_SET(headers_v, ethertype, ETH_P_IPV6);
+}
+
+static void
+set_tcp(void *headers_c, void *headers_v, __be16 psrc_m, __be16 psrc_v,
+	__be16 pdst_m, __be16 pdst_v)
+{
+	if (psrc_m) {
+		MLX5E_FTE_SET(headers_c, tcp_sport, 0xffff);
+		MLX5E_FTE_SET(headers_v, tcp_sport, ntohs(psrc_v));
+	}
+	if (pdst_m) {
+		MLX5E_FTE_SET(headers_c, tcp_dport, 0xffff);
+		MLX5E_FTE_SET(headers_v, tcp_dport, ntohs(pdst_v));
+	}
+
+	MLX5E_FTE_SET(headers_c, ip_protocol, 0xffff);
+	MLX5E_FTE_SET(headers_v, ip_protocol, IPPROTO_TCP);
+}
+
+static void
+set_udp(void *headers_c, void *headers_v, __be16 psrc_m, __be16 psrc_v,
+	__be16 pdst_m, __be16 pdst_v)
+{
+	if (psrc_m) {
+		MLX5E_FTE_SET(headers_c, udp_sport, 0xffff);
+		MLX5E_FTE_SET(headers_c, udp_sport, ntohs(psrc_v));
+	}
+
+	if (pdst_m) {
+		MLX5E_FTE_SET(headers_c, udp_dport, 0xffff);
+		MLX5E_FTE_SET(headers_v, udp_dport, ntohs(pdst_v));
+	}
+
+	MLX5E_FTE_SET(headers_c, ip_protocol, 0xffff);
+	MLX5E_FTE_SET(headers_v, ip_protocol, IPPROTO_UDP);
+}
+
+static void
+parse_tcp4(void *headers_c, void *headers_v, struct ethtool_rx_flow_spec *fs)
+{
+	struct ethtool_tcpip4_spec *l4_mask = &fs->m_u.tcp_ip4_spec;
+	struct ethtool_tcpip4_spec *l4_val  = &fs->h_u.tcp_ip4_spec;
+
+	set_ip4(headers_c, headers_v, l4_mask->ip4src, l4_val->ip4src,
+		l4_mask->ip4dst, l4_val->ip4dst);
+
+	set_tcp(headers_c, headers_v, l4_mask->psrc, l4_val->psrc,
+		l4_mask->pdst, l4_val->pdst);
+}
+
+static void
+parse_udp4(void *headers_c, void *headers_v, struct ethtool_rx_flow_spec *fs)
+{
+	struct ethtool_tcpip4_spec *l4_mask = &fs->m_u.udp_ip4_spec;
+	struct ethtool_tcpip4_spec *l4_val  = &fs->h_u.udp_ip4_spec;
+
+	set_ip4(headers_c, headers_v, l4_mask->ip4src, l4_val->ip4src,
+		l4_mask->ip4dst, l4_val->ip4dst);
+
+	set_udp(headers_c, headers_v, l4_mask->psrc, l4_val->psrc,
+		l4_mask->pdst, l4_val->pdst);
+}
+
+static void
+parse_ip4(void *headers_c, void *headers_v, struct ethtool_rx_flow_spec *fs)
+{
+	struct ethtool_usrip4_spec *l3_mask = &fs->m_u.usr_ip4_spec;
+	struct ethtool_usrip4_spec *l3_val  = &fs->h_u.usr_ip4_spec;
+
+	set_ip4(headers_c, headers_v, l3_mask->ip4src, l3_val->ip4src,
+		l3_mask->ip4dst, l3_val->ip4dst);
+
+	if (l3_mask->proto) {
+		MLX5E_FTE_SET(headers_c, ip_protocol, l3_mask->proto);
+		MLX5E_FTE_SET(headers_v, ip_protocol, l3_val->proto);
+	}
+}
+
+static void
+parse_ip6(void *headers_c, void *headers_v, struct ethtool_rx_flow_spec *fs)
+{
+	struct ethtool_usrip6_spec *l3_mask = &fs->m_u.usr_ip6_spec;
+	struct ethtool_usrip6_spec *l3_val  = &fs->h_u.usr_ip6_spec;
+
+	set_ip6(headers_c, headers_v, l3_mask->ip6src,
+		l3_val->ip6src, l3_mask->ip6dst, l3_val->ip6dst);
+
+	if (l3_mask->l4_proto) {
+		MLX5E_FTE_SET(headers_c, ip_protocol, l3_mask->l4_proto);
+		MLX5E_FTE_SET(headers_v, ip_protocol, l3_val->l4_proto);
+	}
+}
+
+static void
+parse_tcp6(void *headers_c, void *headers_v, struct ethtool_rx_flow_spec *fs)
+{
+	struct ethtool_tcpip6_spec *l4_mask = &fs->m_u.tcp_ip6_spec;
+	struct ethtool_tcpip6_spec *l4_val  = &fs->h_u.tcp_ip6_spec;
+
+	set_ip6(headers_c, headers_v, l4_mask->ip6src,
+		l4_val->ip6src, l4_mask->ip6dst, l4_val->ip6dst);
+
+	set_tcp(headers_c, headers_v, l4_mask->psrc, l4_val->psrc,
+		l4_mask->pdst, l4_val->pdst);
+}
+
+static void
+parse_udp6(void *headers_c, void *headers_v, struct ethtool_rx_flow_spec *fs)
+{
+	struct ethtool_tcpip6_spec *l4_mask = &fs->m_u.udp_ip6_spec;
+	struct ethtool_tcpip6_spec *l4_val  = &fs->h_u.udp_ip6_spec;
+
+	set_ip6(headers_c, headers_v, l4_mask->ip6src,
+		l4_val->ip6src, l4_mask->ip6dst, l4_val->ip6dst);
+
+	set_udp(headers_c, headers_v, l4_mask->psrc, l4_val->psrc,
+		l4_mask->pdst, l4_val->pdst);
+}
+
+static void
+parse_ether(void *headers_c, void *headers_v, struct ethtool_rx_flow_spec *fs)
+{
+	struct ethhdr *eth_mask = &fs->m_u.ether_spec;
+	struct ethhdr *eth_val = &fs->h_u.ether_spec;
+
+	mask_spec((u8 *)eth_mask, (u8 *)eth_val, sizeof(*eth_mask));
+	ether_addr_copy(MLX5E_FTE_ADDR_OF(headers_c, smac_47_16), eth_mask->h_source);
+	ether_addr_copy(MLX5E_FTE_ADDR_OF(headers_v, smac_47_16), eth_val->h_source);
+	ether_addr_copy(MLX5E_FTE_ADDR_OF(headers_c, dmac_47_16), eth_mask->h_dest);
+	ether_addr_copy(MLX5E_FTE_ADDR_OF(headers_v, dmac_47_16), eth_val->h_dest);
+	MLX5E_FTE_SET(headers_c, ethertype, ntohs(eth_mask->h_proto));
+	MLX5E_FTE_SET(headers_v, ethertype, ntohs(eth_val->h_proto));
+}
+
+static void
+set_cvlan(void *headers_c, void *headers_v, __be16 vlan_tci)
+{
+	MLX5E_FTE_SET(headers_c, cvlan_tag, 1);
+	MLX5E_FTE_SET(headers_v, cvlan_tag, 1);
+	MLX5E_FTE_SET(headers_c, first_vid, 0xfff);
+	MLX5E_FTE_SET(headers_v, first_vid, ntohs(vlan_tci));
+}
+
+static void
+set_dmac(void *headers_c, void *headers_v,
+	 unsigned char m_dest[ETH_ALEN], unsigned char v_dest[ETH_ALEN])
+{
+	ether_addr_copy(MLX5E_FTE_ADDR_OF(headers_c, dmac_47_16), m_dest);
+	ether_addr_copy(MLX5E_FTE_ADDR_OF(headers_v, dmac_47_16), v_dest);
 }
 
 static int set_flow_attrs(u32 *match_c, u32 *match_v,
@@ -148,112 +325,42 @@ static int set_flow_attrs(u32 *match_c, u32 *match_v,
 	void *outer_headers_v = MLX5_ADDR_OF(fte_match_param, match_v,
 					     outer_headers);
 	u32 flow_type = fs->flow_type & ~(FLOW_EXT | FLOW_MAC_EXT);
-	struct ethtool_tcpip4_spec *l4_mask;
-	struct ethtool_tcpip4_spec *l4_val;
-	struct ethtool_usrip4_spec *l3_mask;
-	struct ethtool_usrip4_spec *l3_val;
-	struct ethhdr *eth_val;
-	struct ethhdr *eth_mask;
 
 	switch (flow_type) {
 	case TCP_V4_FLOW:
-		l4_mask = &fs->m_u.tcp_ip4_spec;
-		l4_val = &fs->h_u.tcp_ip4_spec;
-		set_ips(outer_headers_v, outer_headers_c, l4_mask->ip4src,
-			l4_val->ip4src, l4_mask->ip4dst, l4_val->ip4dst);
-
-		if (l4_mask->psrc) {
-			MLX5_SET(fte_match_set_lyr_2_4, outer_headers_c, tcp_sport,
-				 0xffff);
-			MLX5_SET(fte_match_set_lyr_2_4, outer_headers_v, tcp_sport,
-				 ntohs(l4_val->psrc));
-		}
-		if (l4_mask->pdst) {
-			MLX5_SET(fte_match_set_lyr_2_4, outer_headers_c, tcp_dport,
-				 0xffff);
-			MLX5_SET(fte_match_set_lyr_2_4, outer_headers_v, tcp_dport,
-				 ntohs(l4_val->pdst));
-		}
-		MLX5_SET(fte_match_set_lyr_2_4, outer_headers_c, ip_protocol,
-			 0xffff);
-		MLX5_SET(fte_match_set_lyr_2_4, outer_headers_v, ip_protocol,
-			 IPPROTO_TCP);
+		parse_tcp4(outer_headers_c, outer_headers_v, fs);
 		break;
 	case UDP_V4_FLOW:
-		l4_mask = &fs->m_u.tcp_ip4_spec;
-		l4_val = &fs->h_u.tcp_ip4_spec;
-		set_ips(outer_headers_v, outer_headers_c, l4_mask->ip4src,
-			l4_val->ip4src, l4_mask->ip4dst, l4_val->ip4dst);
-
-		if (l4_mask->psrc) {
-			MLX5_SET(fte_match_set_lyr_2_4, outer_headers_c, udp_sport,
-				 0xffff);
-			MLX5_SET(fte_match_set_lyr_2_4, outer_headers_v, udp_sport,
-				 ntohs(l4_val->psrc));
-		}
-		if (l4_mask->pdst) {
-			MLX5_SET(fte_match_set_lyr_2_4, outer_headers_c, udp_dport,
-				 0xffff);
-			MLX5_SET(fte_match_set_lyr_2_4, outer_headers_v, udp_dport,
-				 ntohs(l4_val->pdst));
-		}
-		MLX5_SET(fte_match_set_lyr_2_4, outer_headers_c, ip_protocol,
-			 0xffff);
-		MLX5_SET(fte_match_set_lyr_2_4, outer_headers_v, ip_protocol,
-			 IPPROTO_UDP);
+		parse_udp4(outer_headers_c, outer_headers_v, fs);
 		break;
 	case IP_USER_FLOW:
-		l3_mask = &fs->m_u.usr_ip4_spec;
-		l3_val = &fs->h_u.usr_ip4_spec;
-		set_ips(outer_headers_v, outer_headers_c, l3_mask->ip4src,
-			l3_val->ip4src, l3_mask->ip4dst, l3_val->ip4dst);
+		parse_ip4(outer_headers_c, outer_headers_v, fs);
+		break;
+	case TCP_V6_FLOW:
+		parse_tcp6(outer_headers_c, outer_headers_v, fs);
+		break;
+	case UDP_V6_FLOW:
+		parse_udp6(outer_headers_c, outer_headers_v, fs);
+		break;
+	case IPV6_USER_FLOW:
+		parse_ip6(outer_headers_c, outer_headers_v, fs);
 		break;
 	case ETHER_FLOW:
-		eth_mask = &fs->m_u.ether_spec;
-		eth_val = &fs->h_u.ether_spec;
-
-		mask_spec((u8 *)eth_mask, (u8 *)eth_val, sizeof(*eth_mask));
-		ether_addr_copy(MLX5_ADDR_OF(fte_match_set_lyr_2_4,
-					     outer_headers_c, smac_47_16),
-				eth_mask->h_source);
-		ether_addr_copy(MLX5_ADDR_OF(fte_match_set_lyr_2_4,
-					     outer_headers_v, smac_47_16),
-				eth_val->h_source);
-		ether_addr_copy(MLX5_ADDR_OF(fte_match_set_lyr_2_4,
-					     outer_headers_c, dmac_47_16),
-				eth_mask->h_dest);
-		ether_addr_copy(MLX5_ADDR_OF(fte_match_set_lyr_2_4,
-					     outer_headers_v, dmac_47_16),
-				eth_val->h_dest);
-		MLX5_SET(fte_match_set_lyr_2_4, outer_headers_c, ethertype,
-			 ntohs(eth_mask->h_proto));
-		MLX5_SET(fte_match_set_lyr_2_4, outer_headers_v, ethertype,
-			 ntohs(eth_val->h_proto));
+		parse_ether(outer_headers_c, outer_headers_v, fs);
 		break;
 	default:
 		return -EINVAL;
 	}
 
 	if ((fs->flow_type & FLOW_EXT) &&
-	    (fs->m_ext.vlan_tci & cpu_to_be16(VLAN_VID_MASK))) {
-		MLX5_SET(fte_match_set_lyr_2_4, outer_headers_c,
-			 cvlan_tag, 1);
-		MLX5_SET(fte_match_set_lyr_2_4, outer_headers_v,
-			 cvlan_tag, 1);
-		MLX5_SET(fte_match_set_lyr_2_4, outer_headers_c,
-			 first_vid, 0xfff);
-		MLX5_SET(fte_match_set_lyr_2_4, outer_headers_v,
-			 first_vid, ntohs(fs->h_ext.vlan_tci));
-	}
+	    (fs->m_ext.vlan_tci & cpu_to_be16(VLAN_VID_MASK)))
+		set_cvlan(outer_headers_c, outer_headers_v, fs->h_ext.vlan_tci);
+
 	if (fs->flow_type & FLOW_MAC_EXT &&
 	    !is_zero_ether_addr(fs->m_ext.h_dest)) {
 		mask_spec(fs->m_ext.h_dest, fs->h_ext.h_dest, ETH_ALEN);
-		ether_addr_copy(MLX5_ADDR_OF(fte_match_set_lyr_2_4,
-					     outer_headers_c, dmac_47_16),
-				fs->m_ext.h_dest);
-		ether_addr_copy(MLX5_ADDR_OF(fte_match_set_lyr_2_4,
-					     outer_headers_v, dmac_47_16),
-				fs->h_ext.h_dest);
+		set_dmac(outer_headers_c, outer_headers_v, fs->m_ext.h_dest,
+			 fs->h_ext.h_dest);
 	}
 
 	return 0;
@@ -379,16 +486,143 @@ static struct mlx5e_ethtool_rule *get_ethtool_rule(struct mlx5e_priv *priv,
 #define all_zeros_or_all_ones(field)		\
 	((field) == 0 || (field) == (__force typeof(field))-1)
 
+static int validate_ethter(struct ethtool_rx_flow_spec *fs)
+{
+	struct ethhdr *eth_mask = &fs->m_u.ether_spec;
+	int ntuples = 0;
+
+	if (!is_zero_ether_addr(eth_mask->h_dest))
+		ntuples++;
+	if (!is_zero_ether_addr(eth_mask->h_source))
+		ntuples++;
+	if (eth_mask->h_proto)
+		ntuples++;
+	return ntuples;
+}
+
+static int validate_tcpudp4(struct ethtool_rx_flow_spec *fs)
+{
+	struct ethtool_tcpip4_spec *l4_mask = &fs->m_u.tcp_ip4_spec;
+	int ntuples = 0;
+
+	if (l4_mask->tos)
+		return -EINVAL;
+
+	if (l4_mask->ip4src) {
+		if (!all_ones(l4_mask->ip4src))
+			return -EINVAL;
+		ntuples++;
+	}
+	if (l4_mask->ip4dst) {
+		if (!all_ones(l4_mask->ip4dst))
+			return -EINVAL;
+		ntuples++;
+	}
+	if (l4_mask->psrc) {
+		if (!all_ones(l4_mask->psrc))
+			return -EINVAL;
+		ntuples++;
+	}
+	if (l4_mask->pdst) {
+		if (!all_ones(l4_mask->pdst))
+			return -EINVAL;
+		ntuples++;
+	}
+	/* Flow is TCP/UDP */
+	return ++ntuples;
+}
+
+static int validate_ip4(struct ethtool_rx_flow_spec *fs)
+{
+	struct ethtool_usrip4_spec *l3_mask = &fs->m_u.usr_ip4_spec;
+	int ntuples = 0;
+
+	if (l3_mask->l4_4_bytes || l3_mask->tos ||
+	    fs->h_u.usr_ip4_spec.ip_ver != ETH_RX_NFC_IP4)
+		return -EINVAL;
+	if (l3_mask->ip4src) {
+		if (!all_ones(l3_mask->ip4src))
+			return -EINVAL;
+		ntuples++;
+	}
+	if (l3_mask->ip4dst) {
+		if (!all_ones(l3_mask->ip4dst))
+			return -EINVAL;
+		ntuples++;
+	}
+	if (l3_mask->proto)
+		ntuples++;
+	/* Flow is IPv4 */
+	return ++ntuples;
+}
+
+static int validate_ip6(struct ethtool_rx_flow_spec *fs)
+{
+	struct ethtool_usrip6_spec *l3_mask = &fs->m_u.usr_ip6_spec;
+	int ntuples = 0;
+
+	if (l3_mask->l4_4_bytes || l3_mask->tclass)
+		return -EINVAL;
+	if (!ipv6_addr_any((struct in6_addr *)l3_mask->ip6src))
+		ntuples++;
+
+	if (!ipv6_addr_any((struct in6_addr *)l3_mask->ip6dst))
+		ntuples++;
+	if (l3_mask->l4_proto)
+		ntuples++;
+	/* Flow is IPv6 */
+	return ++ntuples;
+}
+
+static int validate_tcpudp6(struct ethtool_rx_flow_spec *fs)
+{
+	struct ethtool_tcpip6_spec *l4_mask = &fs->m_u.tcp_ip6_spec;
+	int ntuples = 0;
+
+	if (l4_mask->tclass)
+		return -EINVAL;
+
+	if (!ipv6_addr_any((struct in6_addr *)l4_mask->ip6src))
+		ntuples++;
+
+	if (!ipv6_addr_any((struct in6_addr *)l4_mask->ip6dst))
+		ntuples++;
+
+	if (l4_mask->psrc) {
+		if (!all_ones(l4_mask->psrc))
+			return -EINVAL;
+		ntuples++;
+	}
+	if (l4_mask->pdst) {
+		if (!all_ones(l4_mask->pdst))
+			return -EINVAL;
+		ntuples++;
+	}
+	/* Flow is TCP/UDP */
+	return ++ntuples;
+}
+
+static int validate_vlan(struct ethtool_rx_flow_spec *fs)
+{
+	if (fs->m_ext.vlan_etype ||
+	    fs->m_ext.vlan_tci != cpu_to_be16(VLAN_VID_MASK))
+		return -EINVAL;
+
+	if (fs->m_ext.vlan_tci &&
+	    (be16_to_cpu(fs->h_ext.vlan_tci) >= VLAN_N_VID))
+		return -EINVAL;
+
+	return 1;
+}
+
 static int validate_flow(struct mlx5e_priv *priv,
 			 struct ethtool_rx_flow_spec *fs)
 {
-	struct ethtool_tcpip4_spec *l4_mask;
-	struct ethtool_usrip4_spec *l3_mask;
-	struct ethhdr *eth_mask;
 	int num_tuples = 0;
+	int ret = 0;
 
 	if (fs->location >= MAX_NUM_OF_ETHTOOL_RULES)
-		return -EINVAL;
+		return -ENOSPC;
 
 	if (fs->ring_cookie >= priv->channels.params.num_channels &&
 	    fs->ring_cookie != RX_CLS_FLOW_DISC)
@@ -396,73 +630,42 @@ static int validate_flow(struct mlx5e_priv *priv,
 
 	switch (fs->flow_type & ~(FLOW_EXT | FLOW_MAC_EXT)) {
 	case ETHER_FLOW:
-		eth_mask = &fs->m_u.ether_spec;
-		if (!is_zero_ether_addr(eth_mask->h_dest))
-			num_tuples++;
-		if (!is_zero_ether_addr(eth_mask->h_source))
-			num_tuples++;
-		if (eth_mask->h_proto)
-			num_tuples++;
+		num_tuples += validate_ethter(fs);
 		break;
 	case TCP_V4_FLOW:
 	case UDP_V4_FLOW:
-		if (fs->m_u.tcp_ip4_spec.tos)
-			return -EINVAL;
-		l4_mask = &fs->m_u.tcp_ip4_spec;
-		if (l4_mask->ip4src) {
-			if (!all_ones(l4_mask->ip4src))
-				return -EINVAL;
-			num_tuples++;
-		}
-		if (l4_mask->ip4dst) {
-			if (!all_ones(l4_mask->ip4dst))
-				return -EINVAL;
-			num_tuples++;
-		}
-		if (l4_mask->psrc) {
-			if (!all_ones(l4_mask->psrc))
-				return -EINVAL;
-			num_tuples++;
-		}
-		if (l4_mask->pdst) {
-			if (!all_ones(l4_mask->pdst))
-				return -EINVAL;
-			num_tuples++;
-		}
-		/* Flow is TCP/UDP */
-		num_tuples++;
+		ret = validate_tcpudp4(fs);
+		if (ret < 0)
+			return ret;
+		num_tuples += ret;
 		break;
 	case IP_USER_FLOW:
-		l3_mask = &fs->m_u.usr_ip4_spec;
-		if (l3_mask->l4_4_bytes || l3_mask->tos || l3_mask->proto ||
-		    fs->h_u.usr_ip4_spec.ip_ver != ETH_RX_NFC_IP4)
-			return -EINVAL;
-		if (l3_mask->ip4src) {
-			if (!all_ones(l3_mask->ip4src))
-				return -EINVAL;
-			num_tuples++;
-		}
-		if (l3_mask->ip4dst) {
-			if (!all_ones(l3_mask->ip4dst))
-				return -EINVAL;
-			num_tuples++;
-		}
-		/* Flow is IPv4 */
-		num_tuples++;
+		ret = validate_ip4(fs);
+		if (ret < 0)
+			return ret;
+		num_tuples += ret;
+		break;
+	case TCP_V6_FLOW:
+	case UDP_V6_FLOW:
+		ret = validate_tcpudp6(fs);
+		if (ret < 0)
+			return ret;
+		num_tuples += ret;
+		break;
+	case IPV6_USER_FLOW:
+		ret = validate_ip6(fs);
+		if (ret < 0)
+			return ret;
+		num_tuples += ret;
 		break;
 	default:
-		return -EINVAL;
+		return -ENOTSUPP;
 	}
 	if ((fs->flow_type & FLOW_EXT)) {
-		if (fs->m_ext.vlan_etype ||
-		    (fs->m_ext.vlan_tci != cpu_to_be16(VLAN_VID_MASK)))
-			return -EINVAL;
-
-		if (fs->m_ext.vlan_tci) {
-			if (be16_to_cpu(fs->h_ext.vlan_tci) >= VLAN_N_VID)
-				return -EINVAL;
-		}
-		num_tuples++;
+		ret = validate_vlan(fs);
+		if (ret < 0)
+			return ret;
+		num_tuples += ret;
 	}
 
 	if (fs->flow_type & FLOW_MAC_EXT &&
@@ -472,8 +675,9 @@ static int validate_flow(struct mlx5e_priv *priv,
 	return num_tuples;
 }
 
-int mlx5e_ethtool_flow_replace(struct mlx5e_priv *priv,
-			       struct ethtool_rx_flow_spec *fs)
+static int
+mlx5e_ethtool_flow_replace(struct mlx5e_priv *priv,
+			   struct ethtool_rx_flow_spec *fs)
 {
 	struct mlx5e_ethtool_table *eth_ft;
 	struct mlx5e_ethtool_rule *eth_rule;
@@ -483,8 +687,9 @@ int mlx5e_ethtool_flow_replace(struct mlx5e_priv *priv,
 
 	num_tuples = validate_flow(priv, fs);
 	if (num_tuples <= 0) {
-		netdev_warn(priv->netdev, "%s: flow is not valid\n",  __func__);
-		return -EINVAL;
+		netdev_warn(priv->netdev, "%s: flow is not valid %d\n",
+			    __func__, num_tuples);
+		return num_tuples;
 	}
 
 	eth_ft = get_flow_table(priv, fs, num_tuples);
@@ -519,8 +724,8 @@ del_ethtool_rule:
 	return err;
 }
 
-int mlx5e_ethtool_flow_remove(struct mlx5e_priv *priv,
-			      int location)
+static int
+mlx5e_ethtool_flow_remove(struct mlx5e_priv *priv, int location)
 {
 	struct mlx5e_ethtool_rule *eth_rule;
 	int err = 0;
@@ -539,8 +744,9 @@ out:
 	return err;
 }
 
-int mlx5e_ethtool_get_flow(struct mlx5e_priv *priv, struct ethtool_rxnfc *info,
-			   int location)
+static int
+mlx5e_ethtool_get_flow(struct mlx5e_priv *priv,
+		       struct ethtool_rxnfc *info, int location)
 {
 	struct mlx5e_ethtool_rule *eth_rule;
 
@@ -557,8 +763,9 @@ int mlx5e_ethtool_get_flow(struct mlx5e_priv *priv, struct ethtool_rxnfc *info,
 	return -ENOENT;
 }
 
-int mlx5e_ethtool_get_all_flows(struct mlx5e_priv *priv, struct ethtool_rxnfc *info,
-				u32 *rule_locs)
+static int
+mlx5e_ethtool_get_all_flows(struct mlx5e_priv *priv,
+			    struct ethtool_rxnfc *info, u32 *rule_locs)
 {
 	int location = 0;
 	int idx = 0;
@@ -587,3 +794,51 @@ void mlx5e_ethtool_init_steering(struct mlx5e_priv *priv)
 {
 	INIT_LIST_HEAD(&priv->fs.ethtool.rules);
 }
+
+int mlx5e_set_rxnfc(struct net_device *dev, struct ethtool_rxnfc *cmd)
+{
+	int err = 0;
+	struct mlx5e_priv *priv = netdev_priv(dev);
+
+	switch (cmd->cmd) {
+	case ETHTOOL_SRXCLSRLINS:
+		err = mlx5e_ethtool_flow_replace(priv, &cmd->fs);
+		break;
+	case ETHTOOL_SRXCLSRLDEL:
+		err = mlx5e_ethtool_flow_remove(priv, cmd->fs.location);
+		break;
+	default:
+		err = -EOPNOTSUPP;
+		break;
+	}
+
+	return err;
+}
+
+int mlx5e_get_rxnfc(struct net_device *dev,
+		    struct ethtool_rxnfc *info, u32 *rule_locs)
+{
+	struct mlx5e_priv *priv = netdev_priv(dev);
+	int err = 0;
+
+	switch (info->cmd) {
+	case ETHTOOL_GRXRINGS:
+		info->data = priv->channels.params.num_channels;
+		break;
+	case ETHTOOL_GRXCLSRLCNT:
+		info->rule_cnt = priv->fs.ethtool.tot_num_rules;
+		break;
+	case ETHTOOL_GRXCLSRULE:
+		err = mlx5e_ethtool_get_flow(priv, info, info->fs.location);
+		break;
+	case ETHTOOL_GRXCLSRLALL:
+		err = mlx5e_ethtool_get_all_flows(priv, info, rule_locs);
+		break;
+	default:
+		err = -EOPNOTSUPP;
+		break;
+	}
+
+	return err;
+}
+