netdev - [patch net-next 3/8] mlxsw: reg: Add definition of multicast record for SFD register

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Message-Id: <1452431248-5411-4-git-send-email-jiri@resnulli.us>
Date:	Sun, 10 Jan 2016 14:07:23 +0100
From:	Jiri Pirko <jiri@...nulli.us>
To:	netdev@...r.kernel.org
Cc:	davem@...emloft.net, idosch@...lanox.com, eladr@...lanox.com,
	yotamg@...lanox.com, ogerlitz@...lanox.com, corbet@....net,
	stephen@...workplumber.org, sfeldma@...il.com,
	vivien.didelot@...oirfairelinux.com, roopa@...ulusnetworks.com,
	gospo@...ulusnetworks.com
Subject: [patch net-next 3/8] mlxsw: reg: Add definition of multicast record for SFD register

From: Elad Raz <eladr@...lanox.com>

Multicast-related records have specific format in SFD register.

Signed-off-by: Elad Raz <eladr@...lanox.com>
Signed-off-by: Ido Schimmel <idosch@...lanox.com>
Signed-off-by: Jiri Pirko <jiri@...lanox.com>
---
 drivers/net/ethernet/mellanox/mlxsw/reg.h | 49 +++++++++++++++++++++++++++----
 1 file changed, 44 insertions(+), 5 deletions(-)

diff --git a/drivers/net/ethernet/mellanox/mlxsw/reg.h b/drivers/net/ethernet/mellanox/mlxsw/reg.h
index 66d851d..9b79457 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/reg.h
+++ b/drivers/net/ethernet/mellanox/mlxsw/reg.h
@@ -287,6 +287,7 @@ MLXSW_ITEM32_INDEXED(reg, sfd, rec_swid, MLXSW_REG_SFD_BASE_LEN, 24, 8,
 enum mlxsw_reg_sfd_rec_type {
 	MLXSW_REG_SFD_REC_TYPE_UNICAST = 0x0,
 	MLXSW_REG_SFD_REC_TYPE_UNICAST_LAG = 0x1,
+	MLXSW_REG_SFD_REC_TYPE_MULTICAST = 0x2,
 };
 
 /* reg_sfd_rec_type
@@ -379,7 +380,6 @@ MLXSW_ITEM32_INDEXED(reg, sfd, uc_system_port, MLXSW_REG_SFD_BASE_LEN, 0, 16,
 
 static inline void mlxsw_reg_sfd_rec_pack(char *payload, int rec_index,
 					  enum mlxsw_reg_sfd_rec_type rec_type,
-					  enum mlxsw_reg_sfd_rec_policy policy,
 					  const char *mac,
 					  enum mlxsw_reg_sfd_rec_action action)
 {
@@ -389,7 +389,6 @@ static inline void mlxsw_reg_sfd_rec_pack(char *payload, int rec_index,
 		mlxsw_reg_sfd_num_rec_set(payload, rec_index + 1);
 	mlxsw_reg_sfd_rec_swid_set(payload, rec_index, 0);
 	mlxsw_reg_sfd_rec_type_set(payload, rec_index, rec_type);
-	mlxsw_reg_sfd_rec_policy_set(payload, rec_index, policy);
 	mlxsw_reg_sfd_rec_mac_memcpy_to(payload, rec_index, mac);
 	mlxsw_reg_sfd_rec_action_set(payload, rec_index, action);
 }
@@ -401,8 +400,8 @@ static inline void mlxsw_reg_sfd_uc_pack(char *payload, int rec_index,
 					 u8 local_port)
 {
 	mlxsw_reg_sfd_rec_pack(payload, rec_index,
-			       MLXSW_REG_SFD_REC_TYPE_UNICAST,
-			       policy, mac, action);
+			       MLXSW_REG_SFD_REC_TYPE_UNICAST, mac, action);
+	mlxsw_reg_sfd_rec_policy_set(payload, rec_index, policy);
 	mlxsw_reg_sfd_uc_sub_port_set(payload, rec_index, 0);
 	mlxsw_reg_sfd_uc_fid_vid_set(payload, rec_index, fid_vid);
 	mlxsw_reg_sfd_uc_system_port_set(payload, rec_index, local_port);
@@ -461,7 +460,8 @@ mlxsw_reg_sfd_uc_lag_pack(char *payload, int rec_index,
 {
 	mlxsw_reg_sfd_rec_pack(payload, rec_index,
 			       MLXSW_REG_SFD_REC_TYPE_UNICAST_LAG,
-			       policy, mac, action);
+			       mac, action);
+	mlxsw_reg_sfd_rec_policy_set(payload, rec_index, policy);
 	mlxsw_reg_sfd_uc_lag_sub_port_set(payload, rec_index, 0);
 	mlxsw_reg_sfd_uc_lag_fid_vid_set(payload, rec_index, fid_vid);
 	mlxsw_reg_sfd_uc_lag_lag_vid_set(payload, rec_index, lag_vid);
@@ -477,6 +477,45 @@ static inline void mlxsw_reg_sfd_uc_lag_unpack(char *payload, int rec_index,
 	*p_lag_id = mlxsw_reg_sfd_uc_lag_lag_id_get(payload, rec_index);
 }
 
+/* reg_sfd_mc_pgi
+ *
+ * Multicast port group index - index into the port group table.
+ * Value 0x1FFF indicates the pgi should point to the MID entry.
+ * For Spectrum this value must be set to 0x1FFF
+ * Access: RW
+ */
+MLXSW_ITEM32_INDEXED(reg, sfd, mc_pgi, MLXSW_REG_SFD_BASE_LEN, 16, 13,
+		     MLXSW_REG_SFD_REC_LEN, 0x08, false);
+
+/* reg_sfd_mc_fid_vid
+ *
+ * Filtering ID or VLAN ID
+ * Access: Index
+ */
+MLXSW_ITEM32_INDEXED(reg, sfd, mc_fid_vid, MLXSW_REG_SFD_BASE_LEN, 0, 16,
+		     MLXSW_REG_SFD_REC_LEN, 0x08, false);
+
+/* reg_sfd_mc_mid
+ *
+ * Multicast identifier - global identifier that represents the multicast
+ * group across all devices.
+ * Access: RW
+ */
+MLXSW_ITEM32_INDEXED(reg, sfd, mc_mid, MLXSW_REG_SFD_BASE_LEN, 0, 16,
+		     MLXSW_REG_SFD_REC_LEN, 0x0C, false);
+
+static inline void
+mlxsw_reg_sfd_mc_pack(char *payload, int rec_index,
+		      const char *mac, u16 fid_vid,
+		      enum mlxsw_reg_sfd_rec_action action, u16 mid)
+{
+	mlxsw_reg_sfd_rec_pack(payload, rec_index,
+			       MLXSW_REG_SFD_REC_TYPE_MULTICAST, mac, action);
+	mlxsw_reg_sfd_mc_pgi_set(payload, rec_index, 0x1FFF);
+	mlxsw_reg_sfd_mc_fid_vid_set(payload, rec_index, fid_vid);
+	mlxsw_reg_sfd_mc_mid_set(payload, rec_index, mid);
+}
+
 /* SFN - Switch FDB Notification Register
  * -------------------------------------------
  * The switch provides notifications on newly learned FDB entries and
-- 
1.9.3