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From: Saeed Mahameed <saeedm@mellanox.com>
To: "David S. Miller" <davem@davemloft.net>
Cc: netdev@vger.kernel.org, Huy Nguyen <huyn@mellanox.com>,
	Saeed Mahameed <saeedm@mellanox.com>
Subject: [PATCH net-next 3/6] net/mlx5: Add DCBX firmware commands support
Date: Tue, 30 Aug 2016 14:29:52 +0300	[thread overview]
Message-ID: <1472556595-9286-4-git-send-email-saeedm@mellanox.com> (raw)
In-Reply-To: <1472556595-9286-1-git-send-email-saeedm@mellanox.com>

From: Huy Nguyen <huyn@mellanox.com>

Add set/query commands for DCBX_PARAM register

Signed-off-by: Huy Nguyen <huyn@mellanox.com>
Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
---
 drivers/net/ethernet/mellanox/mlx5/core/port.c | 22 ++++++++++++++++++++++
 include/linux/mlx5/driver.h                    |  7 +++++++
 include/linux/mlx5/port.h                      |  2 ++
 3 files changed, 31 insertions(+)

diff --git a/drivers/net/ethernet/mellanox/mlx5/core/port.c b/drivers/net/ethernet/mellanox/mlx5/core/port.c
index 2f75f86..8a66595 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/port.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/port.c
@@ -548,6 +548,28 @@ int mlx5_max_tc(struct mlx5_core_dev *mdev)
 	return num_tc - 1;
 }
 
+int mlx5_query_port_dcbx_param(struct mlx5_core_dev *mdev, u32 *out)
+{
+	u32 in[MLX5_ST_SZ_DW(dcbx_param)];
+
+	memset(in, 0, sizeof(in));
+
+	MLX5_SET(dcbx_param, in, port_number, 1);
+
+	return  mlx5_core_access_reg(mdev, in, sizeof(in), out,
+				    sizeof(in), MLX5_REG_DCBX_PARAM, 0, 0);
+}
+
+int mlx5_set_port_dcbx_param(struct mlx5_core_dev *mdev, u32 *in)
+{
+	u32 out[MLX5_ST_SZ_DW(dcbx_param)];
+
+	MLX5_SET(dcbx_param, in, port_number, 1);
+
+	return mlx5_core_access_reg(mdev, in, sizeof(out), out,
+				    sizeof(out), MLX5_REG_DCBX_PARAM, 0, 1);
+}
+
 int mlx5_set_port_prio_tc(struct mlx5_core_dev *mdev, u8 *prio_tc)
 {
 	u32 in[MLX5_ST_SZ_DW(qtct_reg)] = {0};
diff --git a/include/linux/mlx5/driver.h b/include/linux/mlx5/driver.h
index 5cb9fa7..b53f19c 100644
--- a/include/linux/mlx5/driver.h
+++ b/include/linux/mlx5/driver.h
@@ -104,6 +104,8 @@ enum {
 enum {
 	MLX5_REG_QETCR		 = 0x4005,
 	MLX5_REG_QTCT		 = 0x400a,
+	MLX5_REG_DCBX_PARAM      = 0x4020,
+	MLX5_REG_DCBX_APP        = 0x4021,
 	MLX5_REG_PCAP		 = 0x5001,
 	MLX5_REG_PMTU		 = 0x5003,
 	MLX5_REG_PTYS		 = 0x5004,
@@ -123,6 +125,11 @@ enum {
 	MLX5_REG_MLCR		 = 0x902b,
 };
 
+enum mlx5_dcbx_oper_mode {
+	MLX5E_DCBX_PARAM_VER_OPER_HOST  = 0x0,
+	MLX5E_DCBX_PARAM_VER_OPER_AUTO  = 0x3,
+};
+
 enum {
 	MLX5_ATOMIC_OPS_CMP_SWAP	= 1 << 0,
 	MLX5_ATOMIC_OPS_FETCH_ADD	= 1 << 1,
diff --git a/include/linux/mlx5/port.h b/include/linux/mlx5/port.h
index ddad24d..62e2259 100644
--- a/include/linux/mlx5/port.h
+++ b/include/linux/mlx5/port.h
@@ -159,4 +159,6 @@ void mlx5_query_port_fcs(struct mlx5_core_dev *mdev, bool *supported,
 int mlx5_query_module_eeprom(struct mlx5_core_dev *dev,
 			     u16 offset, u16 size, u8 *data);
 
+int mlx5_query_port_dcbx_param(struct mlx5_core_dev *mdev, u32 *out);
+int mlx5_set_port_dcbx_param(struct mlx5_core_dev *mdev, u32 *in);
 #endif /* __MLX5_PORT_H__ */
-- 
2.7.4

  parent reply	other threads:[~2016-08-30 11:30 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-08-30 11:29 [PATCH net-next 0/6] Mellanox 100G mlx5 DCBX CEE and firmware support Saeed Mahameed
2016-08-30 11:29 ` [PATCH net-next 1/6] net/mlx5e: Support DCBX CEE API Saeed Mahameed
2016-08-30 20:33   ` Or Gerlitz
2016-08-30 11:29 ` [PATCH net-next 2/6] net/mlx5e: Read ETS settings directly from firmware Saeed Mahameed
2016-08-30 20:34   ` Or Gerlitz
2016-08-30 11:29 ` Saeed Mahameed [this message]
2016-08-31 11:24   ` [PATCH net-next 3/6] net/mlx5: Add DCBX firmware commands support zhuyj
2016-08-31 14:49     ` Huy Nguyen
2016-08-31 16:08     ` Saeed Mahameed
2016-08-30 11:29 ` [PATCH net-next 4/6] net/mlx5e: ConnectX-4 firmware support for DCBX Saeed Mahameed
2016-08-30 11:29 ` [PATCH net-next 5/6] net/mlx5e: Add DCBX control interface Saeed Mahameed
2016-08-30 11:29 ` [PATCH net-next 6/6] net/mlx5: Add handling for port module event Saeed Mahameed
2016-08-30 20:24   ` Or Gerlitz
2016-08-31 11:05     ` Saeed Mahameed

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