Merge branch 'mlxsw-fixes-for-spectrum-4'

Petr Machata says:

====================
mlxsw: Fixes for Spectrum-4

This patchset contains an assortment of fixes for mlxsw Spectrum-4 support.
====================

Link: https://lore.kernel.org/r/cover.1692268427.git.petrm@nvidia.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>

Author: kuba-moo

drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_keys.c

@@ -32,8 +32,8 @@ static const struct mlxsw_afk_element_info mlxsw_afk_element_infos[] = {
 	MLXSW_AFK_ELEMENT_INFO_U32(IP_TTL_, 0x18, 0, 8),
 	MLXSW_AFK_ELEMENT_INFO_U32(IP_ECN, 0x18, 9, 2),
 	MLXSW_AFK_ELEMENT_INFO_U32(IP_DSCP, 0x18, 11, 6),
-	MLXSW_AFK_ELEMENT_INFO_U32(VIRT_ROUTER_MSB, 0x18, 17, 3),
-	MLXSW_AFK_ELEMENT_INFO_U32(VIRT_ROUTER_LSB, 0x18, 20, 8),
+	MLXSW_AFK_ELEMENT_INFO_U32(VIRT_ROUTER_MSB, 0x18, 17, 4),
+	MLXSW_AFK_ELEMENT_INFO_U32(VIRT_ROUTER_LSB, 0x18, 21, 8),
 	MLXSW_AFK_ELEMENT_INFO_BUF(SRC_IP_96_127, 0x20, 4),
 	MLXSW_AFK_ELEMENT_INFO_BUF(SRC_IP_64_95, 0x24, 4),
 	MLXSW_AFK_ELEMENT_INFO_BUF(SRC_IP_32_63, 0x28, 4),

drivers/net/ethernet/mellanox/mlxsw/pci.c

@@ -517,11 +517,15 @@ static void mlxsw_pci_skb_cb_ts_set(struct mlxsw_pci *mlxsw_pci,
 				    struct sk_buff *skb,
 				    enum mlxsw_pci_cqe_v cqe_v, char *cqe)
 {
+	u8 ts_type;
+
 	if (cqe_v != MLXSW_PCI_CQE_V2)
 		return;
 
-	if (mlxsw_pci_cqe2_time_stamp_type_get(cqe) !=
-	    MLXSW_PCI_CQE_TIME_STAMP_TYPE_UTC)
+	ts_type = mlxsw_pci_cqe2_time_stamp_type_get(cqe);
+
+	if (ts_type != MLXSW_PCI_CQE_TIME_STAMP_TYPE_UTC &&
+	    ts_type != MLXSW_PCI_CQE_TIME_STAMP_TYPE_MIRROR_UTC)
 		return;
 
 	mlxsw_skb_cb(skb)->cqe_ts.sec = mlxsw_pci_cqe2_time_stamp_sec_get(cqe);

drivers/net/ethernet/mellanox/mlxsw/reg.h

@@ -97,14 +97,6 @@ MLXSW_ITEM32(reg, sspr, m, 0x00, 31, 1);
  */
 MLXSW_ITEM32_LP(reg, sspr, 0x00, 16, 0x00, 12);
 
-/* reg_sspr_sub_port
- * Virtual port within the physical port.
- * Should be set to 0 when virtual ports are not enabled on the port.
- *
- * Access: RW
- */
-MLXSW_ITEM32(reg, sspr, sub_port, 0x00, 8, 8);
-
 /* reg_sspr_system_port
  * Unique identifier within the stacking domain that represents all the ports
  * that are available in the system (external ports).
@@ -120,7 +112,6 @@ static inline void mlxsw_reg_sspr_pack(char *payload, u16 local_port)
 	MLXSW_REG_ZERO(sspr, payload);
 	mlxsw_reg_sspr_m_set(payload, 1);
 	mlxsw_reg_sspr_local_port_set(payload, local_port);
-	mlxsw_reg_sspr_sub_port_set(payload, 0);
 	mlxsw_reg_sspr_system_port_set(payload, local_port);
 }
 

drivers/net/ethernet/mellanox/mlxsw/spectrum2_mr_tcam.c

@@ -193,7 +193,7 @@ mlxsw_sp2_mr_tcam_rule_parse(struct mlxsw_sp_acl_rule *rule,
 				       key->vrid, GENMASK(7, 0));
 	mlxsw_sp_acl_rulei_keymask_u32(rulei,
 				       MLXSW_AFK_ELEMENT_VIRT_ROUTER_MSB,
-				       key->vrid >> 8, GENMASK(2, 0));
+				       key->vrid >> 8, GENMASK(3, 0));
 	switch (key->proto) {
 	case MLXSW_SP_L3_PROTO_IPV4:
 		return mlxsw_sp2_mr_tcam_rule_parse4(rulei, key);

drivers/net/ethernet/mellanox/mlxsw/spectrum_acl_flex_keys.c

@@ -171,7 +171,7 @@ static struct mlxsw_afk_element_inst mlxsw_sp_afk_element_info_ipv4_2[] = {
 
 static struct mlxsw_afk_element_inst mlxsw_sp_afk_element_info_ipv4_4[] = {
 	MLXSW_AFK_ELEMENT_INST_U32(VIRT_ROUTER_LSB, 0x04, 24, 8),
-	MLXSW_AFK_ELEMENT_INST_U32(VIRT_ROUTER_MSB, 0x00, 0, 3),
+	MLXSW_AFK_ELEMENT_INST_EXT_U32(VIRT_ROUTER_MSB, 0x00, 0, 3, 0, true),
 };
 
 static struct mlxsw_afk_element_inst mlxsw_sp_afk_element_info_ipv6_0[] = {
@@ -321,7 +321,7 @@ static struct mlxsw_afk_element_inst mlxsw_sp_afk_element_info_mac_5b[] = {
 
 static struct mlxsw_afk_element_inst mlxsw_sp_afk_element_info_ipv4_4b[] = {
 	MLXSW_AFK_ELEMENT_INST_U32(VIRT_ROUTER_LSB, 0x04, 13, 8),
-	MLXSW_AFK_ELEMENT_INST_EXT_U32(VIRT_ROUTER_MSB, 0x04, 21, 4, 0, true),
+	MLXSW_AFK_ELEMENT_INST_U32(VIRT_ROUTER_MSB, 0x04, 21, 4),
 };
 
 static struct mlxsw_afk_element_inst mlxsw_sp_afk_element_info_ipv6_2b[] = {

tools/testing/selftests/drivers/net/mlxsw/sharedbuffer.sh

@@ -98,12 +98,12 @@ sb_occ_etc_check()
 
 port_pool_test()
 {
-	local exp_max_occ=288
+	local exp_max_occ=$(devlink_cell_size_get)
 	local max_occ
 
 	devlink sb occupancy clearmax $DEVLINK_DEV
 
-	$MZ $h1 -c 1 -p 160 -a $h1mac -b $h2mac -A 192.0.1.1 -B 192.0.1.2 \
+	$MZ $h1 -c 1 -p 10 -a $h1mac -b $h2mac -A 192.0.1.1 -B 192.0.1.2 \
 		-t ip -q
 
 	devlink sb occupancy snapshot $DEVLINK_DEV
@@ -126,12 +126,12 @@ port_pool_test()
 
 port_tc_ip_test()
 {
-	local exp_max_occ=288
+	local exp_max_occ=$(devlink_cell_size_get)
 	local max_occ
 
 	devlink sb occupancy clearmax $DEVLINK_DEV
 
-	$MZ $h1 -c 1 -p 160 -a $h1mac -b $h2mac -A 192.0.1.1 -B 192.0.1.2 \
+	$MZ $h1 -c 1 -p 10 -a $h1mac -b $h2mac -A 192.0.1.1 -B 192.0.1.2 \
 		-t ip -q
 
 	devlink sb occupancy snapshot $DEVLINK_DEV
@@ -154,16 +154,12 @@ port_tc_ip_test()
 
 port_tc_arp_test()
 {
-	local exp_max_occ=96
+	local exp_max_occ=$(devlink_cell_size_get)
 	local max_occ
 
-	if [[ $MLXSW_CHIP != "mlxsw_spectrum" ]]; then
-		exp_max_occ=144
-	fi
-
 	devlink sb occupancy clearmax $DEVLINK_DEV
 
-	$MZ $h1 -c 1 -p 160 -a $h1mac -A 192.0.1.1 -t arp -q
+	$MZ $h1 -c 1 -p 10 -a $h1mac -A 192.0.1.1 -t arp -q
 
 	devlink sb occupancy snapshot $DEVLINK_DEV