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authorMartyna Szapar-Mudlaw <martyna.szapar-mudlaw@intel.com>2022-03-26 13:35:36 +0100
committerTony Nguyen <anthony.l.nguyen@intel.com>2022-06-30 13:53:25 -0700
commit06bca7c2685a9ab129ede0272de00d92c40347ac (patch)
tree5555d21f94bace036fc3678ff8bf861ea58948ee /drivers/net/ethernet/intel/ice/ice_switch.c
parentMerge branch 'net-neigh-introduce-interval_probe_time-for-periodic-probe' (diff)
downloadlinux-dev-06bca7c2685a9ab129ede0272de00d92c40347ac.tar.xz
linux-dev-06bca7c2685a9ab129ede0272de00d92c40347ac.zip
ice: Add support for double VLAN in switchdev
Enable support for adding TC rules with both C-tag and S-tag that can filter on the inner and outer VLAN in QinQ for basic packets (not tunneled cases). Signed-off-by: Wiktor Pilarczyk <wiktor.pilarczyk@intel.com> Signed-off-by: Martyna Szapar-Mudlaw <martyna.szapar-mudlaw@intel.com> Reviewed-by: Alexander Lobakin <alexandr.lobakin@intel.com> Tested-by: Sandeep Penigalapati <sandeep.penigalapati@intel.com> Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
Diffstat (limited to 'drivers/net/ethernet/intel/ice/ice_switch.c')
-rw-r--r--drivers/net/ethernet/intel/ice/ice_switch.c230
1 files changed, 229 insertions, 1 deletions
diff --git a/drivers/net/ethernet/intel/ice/ice_switch.c b/drivers/net/ethernet/intel/ice/ice_switch.c
index 8d8f3eec79ee..85816a73f09f 100644
--- a/drivers/net/ethernet/intel/ice/ice_switch.c
+++ b/drivers/net/ethernet/intel/ice/ice_switch.c
@@ -41,6 +41,7 @@ enum {
ICE_PKT_INNER_TCP = BIT(7),
ICE_PKT_INNER_UDP = BIT(8),
ICE_PKT_GTP_NOPAY = BIT(9),
+ ICE_PKT_CVLAN = BIT(10),
};
struct ice_dummy_pkt_offsets {
@@ -1233,7 +1234,225 @@ ICE_DECLARE_PKT_TEMPLATE(ipv6_gtp) = {
0x00, 0x00,
};
+ICE_DECLARE_PKT_OFFSETS(qinq_ipv4) = {
+ { ICE_MAC_OFOS, 0 },
+ { ICE_VLAN_EX, 12 },
+ { ICE_VLAN_IN, 16 },
+ { ICE_ETYPE_OL, 20 },
+ { ICE_IPV4_OFOS, 22 },
+ { ICE_PROTOCOL_LAST, 0 },
+};
+
+ICE_DECLARE_PKT_TEMPLATE(qinq_ipv4) = {
+ 0x00, 0x00, 0x00, 0x00, /* ICE_MAC_OFOS 0 */
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+
+ 0x91, 0x00, 0x00, 0x00, /* ICE_VLAN_EX 12 */
+ 0x81, 0x00, 0x00, 0x00, /* ICE_VLAN_IN 16 */
+ 0x08, 0x00, /* ICE_ETYPE_OL 20 */
+
+ 0x45, 0x00, 0x00, 0x14, /* ICE_IPV4_OFOS 22 */
+ 0x00, 0x01, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+
+ 0x00, 0x00, /* 2 bytes for 4 byte alignment */
+};
+
+ICE_DECLARE_PKT_OFFSETS(qinq_ipv4_udp) = {
+ { ICE_MAC_OFOS, 0 },
+ { ICE_VLAN_EX, 12 },
+ { ICE_VLAN_IN, 16 },
+ { ICE_ETYPE_OL, 20 },
+ { ICE_IPV4_OFOS, 22 },
+ { ICE_UDP_ILOS, 42 },
+ { ICE_PROTOCOL_LAST, 0 },
+};
+
+ICE_DECLARE_PKT_TEMPLATE(qinq_ipv4_udp) = {
+ 0x00, 0x00, 0x00, 0x00, /* ICE_MAC_OFOS 0 */
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+
+ 0x91, 0x00, 0x00, 0x00, /* ICE_VLAN_EX 12 */
+ 0x81, 0x00, 0x00, 0x00, /* ICE_VLAN_IN 16 */
+ 0x08, 0x00, /* ICE_ETYPE_OL 20 */
+
+ 0x45, 0x00, 0x00, 0x1c, /* ICE_IPV4_OFOS 22 */
+ 0x00, 0x01, 0x00, 0x00,
+ 0x00, 0x11, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+
+ 0x00, 0x00, 0x00, 0x00, /* ICE_UDP_ILOS 42 */
+ 0x00, 0x08, 0x00, 0x00,
+
+ 0x00, 0x00, /* 2 bytes for 4 byte alignment */
+};
+
+ICE_DECLARE_PKT_OFFSETS(qinq_ipv4_tcp) = {
+ { ICE_MAC_OFOS, 0 },
+ { ICE_VLAN_EX, 12 },
+ { ICE_VLAN_IN, 16 },
+ { ICE_ETYPE_OL, 20 },
+ { ICE_IPV4_OFOS, 22 },
+ { ICE_TCP_IL, 42 },
+ { ICE_PROTOCOL_LAST, 0 },
+};
+
+ICE_DECLARE_PKT_TEMPLATE(qinq_ipv4_tcp) = {
+ 0x00, 0x00, 0x00, 0x00, /* ICE_MAC_OFOS 0 */
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+
+ 0x91, 0x00, 0x00, 0x00, /* ICE_VLAN_EX 12 */
+ 0x81, 0x00, 0x00, 0x00, /* ICE_VLAN_IN 16 */
+ 0x08, 0x00, /* ICE_ETYPE_OL 20 */
+
+ 0x45, 0x00, 0x00, 0x28, /* ICE_IPV4_OFOS 22 */
+ 0x00, 0x01, 0x00, 0x00,
+ 0x00, 0x06, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+
+ 0x00, 0x00, 0x00, 0x00, /* ICE_TCP_IL 42 */
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x50, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+
+ 0x00, 0x00, /* 2 bytes for 4 byte alignment */
+};
+
+ICE_DECLARE_PKT_OFFSETS(qinq_ipv6) = {
+ { ICE_MAC_OFOS, 0 },
+ { ICE_VLAN_EX, 12 },
+ { ICE_VLAN_IN, 16 },
+ { ICE_ETYPE_OL, 20 },
+ { ICE_IPV6_OFOS, 22 },
+ { ICE_PROTOCOL_LAST, 0 },
+};
+
+ICE_DECLARE_PKT_TEMPLATE(qinq_ipv6) = {
+ 0x00, 0x00, 0x00, 0x00, /* ICE_MAC_OFOS 0 */
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+
+ 0x91, 0x00, 0x00, 0x00, /* ICE_VLAN_EX 12 */
+ 0x81, 0x00, 0x00, 0x00, /* ICE_VLAN_IN 16 */
+ 0x86, 0xDD, /* ICE_ETYPE_OL 20 */
+
+ 0x60, 0x00, 0x00, 0x00, /* ICE_IPV6_OFOS 22 */
+ 0x00, 0x00, 0x3b, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+
+ 0x00, 0x00, /* 2 bytes for 4 byte alignment */
+};
+
+ICE_DECLARE_PKT_OFFSETS(qinq_ipv6_udp) = {
+ { ICE_MAC_OFOS, 0 },
+ { ICE_VLAN_EX, 12 },
+ { ICE_VLAN_IN, 16 },
+ { ICE_ETYPE_OL, 20 },
+ { ICE_IPV6_OFOS, 22 },
+ { ICE_UDP_ILOS, 62 },
+ { ICE_PROTOCOL_LAST, 0 },
+};
+
+ICE_DECLARE_PKT_TEMPLATE(qinq_ipv6_udp) = {
+ 0x00, 0x00, 0x00, 0x00, /* ICE_MAC_OFOS 0 */
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+
+ 0x91, 0x00, 0x00, 0x00, /* ICE_VLAN_EX 12 */
+ 0x81, 0x00, 0x00, 0x00, /* ICE_VLAN_IN 16 */
+ 0x86, 0xDD, /* ICE_ETYPE_OL 20 */
+
+ 0x60, 0x00, 0x00, 0x00, /* ICE_IPV6_OFOS 22 */
+ 0x00, 0x08, 0x11, 0x00, /* Next header UDP */
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+
+ 0x00, 0x00, 0x00, 0x00, /* ICE_UDP_ILOS 62 */
+ 0x00, 0x08, 0x00, 0x00,
+
+ 0x00, 0x00, /* 2 bytes for 4 byte alignment */
+};
+
+ICE_DECLARE_PKT_OFFSETS(qinq_ipv6_tcp) = {
+ { ICE_MAC_OFOS, 0 },
+ { ICE_VLAN_EX, 12 },
+ { ICE_VLAN_IN, 16 },
+ { ICE_ETYPE_OL, 20 },
+ { ICE_IPV6_OFOS, 22 },
+ { ICE_TCP_IL, 62 },
+ { ICE_PROTOCOL_LAST, 0 },
+};
+
+ICE_DECLARE_PKT_TEMPLATE(qinq_ipv6_tcp) = {
+ 0x00, 0x00, 0x00, 0x00, /* ICE_MAC_OFOS 0 */
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+
+ 0x91, 0x00, 0x00, 0x00, /* ICE_VLAN_EX 12 */
+ 0x81, 0x00, 0x00, 0x00, /* ICE_VLAN_IN 16 */
+ 0x86, 0xDD, /* ICE_ETYPE_OL 20 */
+
+ 0x60, 0x00, 0x00, 0x00, /* ICE_IPV6_OFOS 22 */
+ 0x00, 0x14, 0x06, 0x00, /* Next header TCP */
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+
+ 0x00, 0x00, 0x00, 0x00, /* ICE_TCP_IL 62 */
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x50, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+
+ 0x00, 0x00, /* 2 bytes for 4 byte alignment */
+};
+
static const struct ice_dummy_pkt_profile ice_dummy_pkt_profiles[] = {
+ ICE_PKT_PROFILE(qinq_ipv6_tcp, ICE_PKT_CVLAN |
+ ICE_PKT_VLAN |
+ ICE_PKT_OUTER_IPV6 |
+ ICE_PKT_INNER_TCP),
+ ICE_PKT_PROFILE(qinq_ipv6_udp, ICE_PKT_CVLAN |
+ ICE_PKT_VLAN |
+ ICE_PKT_OUTER_IPV6 |
+ ICE_PKT_INNER_UDP),
+ ICE_PKT_PROFILE(qinq_ipv6, ICE_PKT_CVLAN |
+ ICE_PKT_VLAN |
+ ICE_PKT_OUTER_IPV6),
+ ICE_PKT_PROFILE(qinq_ipv4_tcp, ICE_PKT_CVLAN |
+ ICE_PKT_VLAN |
+ ICE_PKT_INNER_TCP),
+ ICE_PKT_PROFILE(qinq_ipv4_udp, ICE_PKT_CVLAN |
+ ICE_PKT_VLAN |
+ ICE_PKT_INNER_UDP),
+ ICE_PKT_PROFILE(qinq_ipv4, ICE_PKT_CVLAN |
+ ICE_PKT_VLAN),
ICE_PKT_PROFILE(ipv6_gtp, ICE_PKT_TUN_GTPU | ICE_PKT_OUTER_IPV6 |
ICE_PKT_GTP_NOPAY),
ICE_PKT_PROFILE(ipv6_gtpu_ipv6_udp, ICE_PKT_TUN_GTPU |
@@ -4609,6 +4828,8 @@ static const struct ice_prot_ext_tbl_entry ice_prot_ext[ICE_PROTOCOL_LAST] = {
{ ICE_NVGRE, { 0, 2, 4, 6 } },
{ ICE_GTP, { 8, 10, 12, 14, 16, 18, 20, 22 } },
{ ICE_GTP_NO_PAY, { 8, 10, 12, 14 } },
+ { ICE_VLAN_EX, { 2, 0 } },
+ { ICE_VLAN_IN, { 2, 0 } },
};
static struct ice_protocol_entry ice_prot_id_tbl[ICE_PROTOCOL_LAST] = {
@@ -4629,6 +4850,8 @@ static struct ice_protocol_entry ice_prot_id_tbl[ICE_PROTOCOL_LAST] = {
{ ICE_NVGRE, ICE_GRE_OF_HW },
{ ICE_GTP, ICE_UDP_OF_HW },
{ ICE_GTP_NO_PAY, ICE_UDP_ILOS_HW },
+ { ICE_VLAN_EX, ICE_VLAN_OF_HW },
+ { ICE_VLAN_IN, ICE_VLAN_OL_HW },
};
/**
@@ -5597,8 +5820,11 @@ ice_find_dummy_packet(struct ice_adv_lkup_elem *lkups, u16 lkups_cnt,
match |= ICE_PKT_INNER_TCP;
else if (lkups[i].type == ICE_IPV6_OFOS)
match |= ICE_PKT_OUTER_IPV6;
- else if (lkups[i].type == ICE_VLAN_OFOS)
+ else if (lkups[i].type == ICE_VLAN_OFOS ||
+ lkups[i].type == ICE_VLAN_EX)
match |= ICE_PKT_VLAN;
+ else if (lkups[i].type == ICE_VLAN_IN)
+ match |= ICE_PKT_CVLAN;
else if (lkups[i].type == ICE_ETYPE_OL &&
lkups[i].h_u.ethertype.ethtype_id ==
cpu_to_be16(ICE_IPV6_ETHER_ID) &&
@@ -5678,6 +5904,8 @@ ice_fill_adv_dummy_packet(struct ice_adv_lkup_elem *lkups, u16 lkups_cnt,
len = sizeof(struct ice_ethtype_hdr);
break;
case ICE_VLAN_OFOS:
+ case ICE_VLAN_EX:
+ case ICE_VLAN_IN:
len = sizeof(struct ice_vlan_hdr);
break;
case ICE_IPV4_OFOS:
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.