[ofa-general][PATCH 4/11 v3] mlx4: Port Ethernet mtu capabilities handle

[Yevgeny Petrilin]

 mlx4: Port Ethernet mtu capabilities handle

Ethernet max mtu and default Mac address are revealed through
QUERY_DEV_CAP command.

Signed-off-by: Yevgeny Petrilin <yevgenyp at mellanox.co.il>
---
 drivers/net/mlx4/fw.c       |   11 ++++++-----
 drivers/net/mlx4/fw.h       |    4 +++-
 drivers/net/mlx4/main.c     |    4 +++-
 include/linux/mlx4/device.h |    4 +++-
 4 files changed, 15 insertions(+), 8 deletions(-)

diff --git a/drivers/net/mlx4/fw.c b/drivers/net/mlx4/fw.c
index e875b08..1cbc30f 100644
--- a/drivers/net/mlx4/fw.c
+++ b/drivers/net/mlx4/fw.c
@@ -314,7 +314,7 @@ int mlx4_QUERY_DEV_CAP(struct mlx4_dev *dev, struct mlx4_dev_cap *dev_cap)
 			MLX4_GET(field, outbox, QUERY_DEV_CAP_VL_PORT_OFFSET);
 			dev_cap->max_vl[i]	   = field >> 4;
 			MLX4_GET(field, outbox, QUERY_DEV_CAP_MTU_WIDTH_OFFSET);
-			dev_cap->max_mtu[i]	   = field >> 4;
+			dev_cap->ib_mtu[i]	   = field >> 4;
 			dev_cap->max_port_width[i] = field & 0xf;
 			MLX4_GET(field, outbox, QUERY_DEV_CAP_MAX_GID_OFFSET);
 			dev_cap->max_gids[i]	   = 1 << (field & 0xf);
@@ -339,7 +339,7 @@ int mlx4_QUERY_DEV_CAP(struct mlx4_dev *dev, struct mlx4_dev_cap *dev_cap)
 				 QUERY_PORT_SUPPORTED_TYPE_OFFSET);
 			dev_cap->supported_port_types[i] = field & 3;
 			MLX4_GET(field, outbox, QUERY_PORT_MTU_OFFSET);
-			dev_cap->max_mtu[i]	   = field & 0xf;
+			dev_cap->ib_mtu[i]	   = field & 0xf;
 			MLX4_GET(field, outbox, QUERY_PORT_WIDTH_OFFSET);
 			dev_cap->max_port_width[i] = field & 0xf;
 			MLX4_GET(field, outbox, QUERY_PORT_MAX_GID_PKEY_OFFSET);
@@ -350,7 +350,8 @@ int mlx4_QUERY_DEV_CAP(struct mlx4_dev *dev, struct mlx4_dev_cap *dev_cap)
 			MLX4_GET(field, outbox, QUERY_PORT_MAX_MACVLAN_OFFSET);
 			dev_cap->log_max_macs[i]  = field & 0xf;
 			dev_cap->log_max_vlans[i] = field >> 4;
-
+			dev_cap->eth_mtu[i] = be16_to_cpu(((u16 *) outbox)[1]);
+			dev_cap->def_mac[i] = be64_to_cpu(((u64 *) outbox)[2]);
 		}
 	}

@@ -388,7 +389,7 @@ int mlx4_QUERY_DEV_CAP(struct mlx4_dev *dev, struct mlx4_dev_cap *dev_cap)
 	mlx4_dbg(dev, "Max CQEs: %d, max WQEs: %d, max SRQ WQEs: %d\n",
 		 dev_cap->max_cq_sz, dev_cap->max_qp_sz, dev_cap->max_srq_sz);
 	mlx4_dbg(dev, "Local CA ACK delay: %d, max MTU: %d, port width cap: %d\n",
-		 dev_cap->local_ca_ack_delay, 128 << dev_cap->max_mtu[1],
+		 dev_cap->local_ca_ack_delay, 128 << dev_cap->ib_mtu[1],
 		 dev_cap->max_port_width[1]);
 	mlx4_dbg(dev, "Max SQ desc size: %d, max SQ S/G: %d\n",
 		 dev_cap->max_sq_desc_sz, dev_cap->max_sq_sg);
@@ -796,7 +797,7 @@ int mlx4_INIT_PORT(struct mlx4_dev *dev, int port)
 		flags |= (dev->caps.port_width_cap[port] & 0xf) << INIT_PORT_PORT_WIDTH_SHIFT;
 		MLX4_PUT(inbox, flags,		  INIT_PORT_FLAGS_OFFSET);

-		field = 128 << dev->caps.mtu_cap[port];
+		field = 128 << dev->caps.ib_mtu_cap[port];
 		MLX4_PUT(inbox, field, INIT_PORT_MTU_OFFSET);
 		field = dev->caps.gid_table_len[port];
 		MLX4_PUT(inbox, field, INIT_PORT_MAX_GID_OFFSET);
diff --git a/drivers/net/mlx4/fw.h b/drivers/net/mlx4/fw.h
index 50a6a7d..ef964d5 100644
--- a/drivers/net/mlx4/fw.h
+++ b/drivers/net/mlx4/fw.h
@@ -61,11 +61,13 @@ struct mlx4_dev_cap {
 	int local_ca_ack_delay;
 	int num_ports;
 	u32 max_msg_sz;
-	int max_mtu[MLX4_MAX_PORTS + 1];
+	int ib_mtu[MLX4_MAX_PORTS + 1];
 	int max_port_width[MLX4_MAX_PORTS + 1];
 	int max_vl[MLX4_MAX_PORTS + 1];
 	int max_gids[MLX4_MAX_PORTS + 1];
 	int max_pkeys[MLX4_MAX_PORTS + 1];
+	u64 def_mac[MLX4_MAX_PORTS + 1];
+	int eth_mtu[MLX4_MAX_PORTS + 1];
 	u16 stat_rate_support;
 	u32 flags;
 	int reserved_uars;
diff --git a/drivers/net/mlx4/main.c b/drivers/net/mlx4/main.c
index 0f52e1a..531add4 100644
--- a/drivers/net/mlx4/main.c
+++ b/drivers/net/mlx4/main.c
@@ -171,10 +171,12 @@ static int mlx4_dev_cap(struct mlx4_dev *dev, struct mlx4_dev_cap *dev_cap)
 	dev->caps.num_ports	     = dev_cap->num_ports;
 	for (i = 1; i <= dev->caps.num_ports; ++i) {
 		dev->caps.vl_cap[i]	    = dev_cap->max_vl[i];
-		dev->caps.mtu_cap[i]	    = dev_cap->max_mtu[i];
+		dev->caps.ib_mtu_cap[i]	    = dev_cap->ib_mtu[i];
 		dev->caps.gid_table_len[i]  = dev_cap->max_gids[i];
 		dev->caps.pkey_table_len[i] = dev_cap->max_pkeys[i];
 		dev->caps.port_width_cap[i] = dev_cap->max_port_width[i];
+		dev->caps.eth_mtu_cap[i]    = dev_cap->eth_mtu[i];
+		dev->caps.def_mac[i]        = dev_cap->def_mac[i];
 	}

 	dev->caps.num_uars	     = dev_cap->uar_size / PAGE_SIZE;
diff --git a/include/linux/mlx4/device.h b/include/linux/mlx4/device.h
index ec60b7b..a076b59 100644
--- a/include/linux/mlx4/device.h
+++ b/include/linux/mlx4/device.h
@@ -160,7 +160,9 @@ struct mlx4_caps {
 	u64			fw_ver;
 	int			num_ports;
 	int			vl_cap[MLX4_MAX_PORTS + 1];
-	int			mtu_cap[MLX4_MAX_PORTS + 1];
+	int			ib_mtu_cap[MLX4_MAX_PORTS + 1];
+	u64			def_mac[MLX4_MAX_PORTS + 1];
+	int			eth_mtu_cap[MLX4_MAX_PORTS + 1];
 	int			gid_table_len[MLX4_MAX_PORTS + 1];
 	int			pkey_table_len[MLX4_MAX_PORTS + 1];
 	int			local_ca_ack_delay;
-- 
1.5.3.7