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[net-next,13/16] mlxsw: reg: Add Switch Virtual-Port Enabling register definition

Message ID 1444996897-2708-14-git-send-email-jiri@resnulli.us
State Accepted, archived
Delegated to: David Miller
Headers show

Commit Message

Jiri Pirko Oct. 16, 2015, 12:01 p.m. UTC 
From: Ido Schimmel <idosch@mellanox.com>

In order for a port to support {Port, VID} to FID mapping it needs to be
configured to a virtual port mode (as opposed to VLAN mode).

Add the SVPE register, which enables port virtualization.

Signed-off-by: Ido Schimmel <idosch@mellanox.com>
Signed-off-by: Jiri Pirko <jiri@mellanox.com>
---
 drivers/net/ethernet/mellanox/mlxsw/reg.h | 38 +++++++++++++++++++++++++++++++
 1 file changed, 38 insertions(+)
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Patch

diff --git a/drivers/net/ethernet/mellanox/mlxsw/reg.h b/drivers/net/ethernet/mellanox/mlxsw/reg.h
index 5a97707..8e1888b 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/reg.h
+++ b/drivers/net/ethernet/mellanox/mlxsw/reg.h
@@ -976,6 +976,42 @@  static inline void mlxsw_reg_svfa_pack(char *payload, u8 local_port,
 	mlxsw_reg_svfa_vid_set(payload, vid);
 }
 
+/* SVPE - Switch Virtual-Port Enabling Register
+ * --------------------------------------------
+ * Enables port virtualization.
+ */
+#define MLXSW_REG_SVPE_ID 0x201E
+#define MLXSW_REG_SVPE_LEN 0x4
+
+static const struct mlxsw_reg_info mlxsw_reg_svpe = {
+	.id = MLXSW_REG_SVPE_ID,
+	.len = MLXSW_REG_SVPE_LEN,
+};
+
+/* reg_svpe_local_port
+ * Local port number
+ * Access: Index
+ *
+ * Note: CPU port is not supported (uses VLAN mode only).
+ */
+MLXSW_ITEM32(reg, svpe, local_port, 0x00, 16, 8);
+
+/* reg_svpe_vp_en
+ * Virtual port enable.
+ * 0 - Disable, VLAN mode (VID to FID).
+ * 1 - Enable, Virtual port mode ({Port, VID} to FID).
+ * Access: RW
+ */
+MLXSW_ITEM32(reg, svpe, vp_en, 0x00, 8, 1);
+
+static inline void mlxsw_reg_svpe_pack(char *payload, u8 local_port,
+				       bool enable)
+{
+	MLXSW_REG_ZERO(svpe, payload);
+	mlxsw_reg_svpe_local_port_set(payload, local_port);
+	mlxsw_reg_svpe_vp_en_set(payload, enable);
+}
+
 /* SFMR - Switch FID Management Register
  * -------------------------------------
  * Creates and configures FIDs.
@@ -2241,6 +2277,8 @@  static inline const char *mlxsw_reg_id_str(u16 reg_id)
 		return "SPMLR";
 	case MLXSW_REG_SVFA_ID:
 		return "SVFA";
+	case MLXSW_REG_SVPE_ID:
+		return "SVPE";
 	case MLXSW_REG_SFMR_ID:
 		return "SFMR";
 	case MLXSW_REG_PMLP_ID: