netdev - [PATCH mlx5-next 5/9] net/mlx5: Add structure layout and defines for MFRL register

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Date:   Fri, 24 Apr 2020 12:45:06 -0700
From:   Saeed Mahameed <saeedm@...lanox.com>
To:     Saeed Mahameed <saeedm@...lanox.com>,
        Leon Romanovsky <leonro@...lanox.com>
Cc:     netdev@...r.kernel.org, linux-rdma@...r.kernel.org,
        Moshe Shemesh <moshe@...lanox.com>,
        Tariq Toukan <tariqt@...lanox.com>
Subject: [PATCH mlx5-next 5/9] net/mlx5: Add structure layout and defines for MFRL register

From: Moshe Shemesh <moshe@...lanox.com>

Add needed structure layouts and defines for MFRL (Management Firmware
Reset Level) register. This structure will be used for the firmware
upgrade and reset flow in the downstream patches.

Signed-off-by: Moshe Shemesh <moshe@...lanox.com>
Reviewed-by: Tariq Toukan <tariqt@...lanox.com>
Signed-off-by: Saeed Mahameed <saeedm@...lanox.com>
---
 include/linux/mlx5/driver.h   |  1 +
 include/linux/mlx5/mlx5_ifc.h | 24 ++++++++++++++++++++++++
 2 files changed, 25 insertions(+)

diff --git a/include/linux/mlx5/driver.h b/include/linux/mlx5/driver.h
index b46537a81703..d82dbbab8179 100644
--- a/include/linux/mlx5/driver.h
+++ b/include/linux/mlx5/driver.h
@@ -130,6 +130,7 @@ enum {
 	MLX5_REG_NODE_DESC	 = 0x6001,
 	MLX5_REG_HOST_ENDIANNESS = 0x7004,
 	MLX5_REG_MCIA		 = 0x9014,
+	MLX5_REG_MFRL		 = 0x9028,
 	MLX5_REG_MLCR		 = 0x902b,
 	MLX5_REG_MTRC_CAP	 = 0x9040,
 	MLX5_REG_MTRC_CONF	 = 0x9041,
diff --git a/include/linux/mlx5/mlx5_ifc.h b/include/linux/mlx5/mlx5_ifc.h
index cf971d341189..9e6a3cec1e32 100644
--- a/include/linux/mlx5/mlx5_ifc.h
+++ b/include/linux/mlx5/mlx5_ifc.h
@@ -9703,6 +9703,29 @@ struct mlx5_ifc_mcda_reg_bits {
 	u8         data[0][0x20];
 };
 
+enum {
+	MLX5_MFRL_REG_RESET_TYPE_FULL_CHIP = BIT(0),
+	MLX5_MFRL_REG_RESET_TYPE_NET_PORT_ALIVE = BIT(1),
+};
+
+enum {
+	MLX5_MFRL_REG_RESET_LEVEL0 = BIT(0),
+	MLX5_MFRL_REG_RESET_LEVEL3 = BIT(3),
+	MLX5_MFRL_REG_RESET_LEVEL6 = BIT(6),
+};
+
+struct mlx5_ifc_mfrl_reg_bits {
+	u8         reserved_at_0[0x20];
+
+	u8         reserved_at_20[0x2];
+	u8         pci_sync_for_fw_update_start[0x1];
+	u8         pci_sync_for_fw_update_resp[0x2];
+	u8         rst_type_sel[0x3];
+	u8         reserved_at_28[0x8];
+	u8         reset_type[0x8];
+	u8         reset_level[0x8];
+};
+
 struct mlx5_ifc_mirc_reg_bits {
 	u8         reserved_at_0[0x18];
 	u8         status_code[0x8];
@@ -9766,6 +9789,7 @@ union mlx5_ifc_ports_control_registers_document_bits {
 	struct mlx5_ifc_mcc_reg_bits mcc_reg;
 	struct mlx5_ifc_mcda_reg_bits mcda_reg;
 	struct mlx5_ifc_mirc_reg_bits mirc_reg;
+	struct mlx5_ifc_mfrl_reg_bits mfrl_reg;
 	u8         reserved_at_0[0x60e0];
 };
 
-- 
2.25.3