netdev - [PATCH net-next 10/17] mlxsw: spectrum

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Message-ID: <8fb968b2d1cc37137cd0110c98cdeb625b03ca99.1701183892.git.petrm@nvidia.com>
Date: Tue, 28 Nov 2023 16:50:43 +0100
From: Petr Machata <petrm@...dia.com>
To: "David S. Miller" <davem@...emloft.net>, Eric Dumazet
	<edumazet@...gle.com>, Jakub Kicinski <kuba@...nel.org>, Paolo Abeni
	<pabeni@...hat.com>, <netdev@...r.kernel.org>
CC: Ido Schimmel <idosch@...dia.com>, Petr Machata <petrm@...dia.com>, "Amit
 Cohen" <amcohen@...dia.com>, <mlxsw@...dia.com>
Subject: [PATCH net-next 10/17] mlxsw: spectrum_fid: Add a not-UC packet type

In CFF flood mode, the rFID family will allocate two tables. One for
unknown UC traffic, one for everything else. Add a traffic type for the
everything else traffic.

Signed-off-by: Petr Machata <petrm@...dia.com>
Reviewed-by: Amit Cohen <amcohen@...dia.com>
Reviewed-by: Ido Schimmel <idosch@...dia.com>
---
 drivers/net/ethernet/mellanox/mlxsw/spectrum.h     |  2 ++
 drivers/net/ethernet/mellanox/mlxsw/spectrum_fid.c | 10 ++++++++++
 2 files changed, 12 insertions(+)

diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum.h b/drivers/net/ethernet/mellanox/mlxsw/spectrum.h
index e50f22870602..8bd1083cfd9e 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum.h
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum.h
@@ -513,6 +513,8 @@ enum mlxsw_sp_flood_type {
 	MLXSW_SP_FLOOD_TYPE_UC,
 	MLXSW_SP_FLOOD_TYPE_BC,
 	MLXSW_SP_FLOOD_TYPE_MC,
+	/* For RSP FIDs in CFF mode. */
+	MLXSW_SP_FLOOD_TYPE_NOT_UC,
 };
 
 int mlxsw_sp_port_get_stats_raw(struct net_device *dev, int grp,
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_fid.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_fid.c
index 223716c51401..a718bdfa4c3b 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_fid.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_fid.c
@@ -139,10 +139,20 @@ static const int mlxsw_sp_sfgc_mc_packet_types[MLXSW_REG_SFGC_TYPE_MAX] = {
 	[MLXSW_REG_SFGC_TYPE_UNREGISTERED_MULTICAST_IPV4]	= 1,
 };
 
+static const int mlxsw_sp_sfgc_not_uc_packet_types[MLXSW_REG_SFGC_TYPE_MAX] = {
+	[MLXSW_REG_SFGC_TYPE_BROADCAST]				= 1,
+	[MLXSW_REG_SFGC_TYPE_UNREGISTERED_MULTICAST_NON_IP]	= 1,
+	[MLXSW_REG_SFGC_TYPE_IPV4_LINK_LOCAL]			= 1,
+	[MLXSW_REG_SFGC_TYPE_IPV6_ALL_HOST]			= 1,
+	[MLXSW_REG_SFGC_TYPE_UNREGISTERED_MULTICAST_IPV6]	= 1,
+	[MLXSW_REG_SFGC_TYPE_UNREGISTERED_MULTICAST_IPV4]	= 1,
+};
+
 static const int *mlxsw_sp_packet_type_sfgc_types[] = {
 	[MLXSW_SP_FLOOD_TYPE_UC]	= mlxsw_sp_sfgc_uc_packet_types,
 	[MLXSW_SP_FLOOD_TYPE_BC]	= mlxsw_sp_sfgc_bc_packet_types,
 	[MLXSW_SP_FLOOD_TYPE_MC]	= mlxsw_sp_sfgc_mc_packet_types,
+	[MLXSW_SP_FLOOD_TYPE_NOT_UC]	= mlxsw_sp_sfgc_not_uc_packet_types,
 };
 
 struct mlxsw_sp_fid *mlxsw_sp_fid_lookup_by_index(struct mlxsw_sp *mlxsw_sp,
-- 
2.41.0