Author: hselasky
Date: Fri Nov 10 13:44:12 2017
New Revision: 325653
URL: https://svnweb.freebsd.org/changeset/base/325653
Log:
Add API functions to set and query dropless port mode in mlx5 core.
Sponsored by: Mellanox Technologies
MFC after: 1 week
Modified:
head/sys/dev/mlx5/driver.h
head/sys/dev/mlx5/mlx5_core/mlx5_port.c
Modified: head/sys/dev/mlx5/driver.h
==============================================================================
--- head/sys/dev/mlx5/driver.h Fri Nov 10 13:40:27 2017 (r325652)
+++ head/sys/dev/mlx5/driver.h Fri Nov 10 13:44:12 2017 (r325653)
@@ -966,6 +966,8 @@ int mlx5_core_destroy_psv(struct mlx5_core_dev *dev, i
void mlx5_core_put_rsc(struct mlx5_core_rsc_common *common);
u8 mlx5_is_wol_supported(struct mlx5_core_dev *dev);
int mlx5_set_wol(struct mlx5_core_dev *dev, u8 wol_mode);
+int mlx5_set_dropless_mode(struct mlx5_core_dev *dev, u16 timeout);
+int mlx5_query_dropless_mode(struct mlx5_core_dev *dev, u16 *timeout);
int mlx5_query_wol(struct mlx5_core_dev *dev, u8 *wol_mode);
int mlx5_core_access_pvlc(struct mlx5_core_dev *dev,
struct mlx5_pvlc_reg *pvlc, int write);
Modified: head/sys/dev/mlx5/mlx5_core/mlx5_port.c
==============================================================================
--- head/sys/dev/mlx5/mlx5_core/mlx5_port.c Fri Nov 10 13:40:27 2017
(r325652)
+++ head/sys/dev/mlx5/mlx5_core/mlx5_port.c Fri Nov 10 13:44:12 2017
(r325653)
@@ -459,6 +459,46 @@ int mlx5_set_wol(struct mlx5_core_dev *dev, u8 wol_mod
}
EXPORT_SYMBOL_GPL(mlx5_set_wol);
+int mlx5_query_dropless_mode(struct mlx5_core_dev *dev, u16 *timeout)
+{
+ u32 in[MLX5_ST_SZ_DW(query_delay_drop_params_in)];
+ u32 out[MLX5_ST_SZ_DW(query_delay_drop_params_out)];
+ int err = 0;
+
+ memset(in, 0, sizeof(in));
+ memset(out, 0, sizeof(out));
+
+ MLX5_SET(query_delay_drop_params_in, in, opcode,
+ MLX5_CMD_OP_QUERY_DELAY_DROP_PARAMS);
+
+ err = mlx5_cmd_exec_check_status(dev, in, sizeof(in), out, sizeof(out));
+ if (err)
+ return err;
+
+ *timeout = MLX5_GET(query_delay_drop_params_out, out,
+ delay_drop_timeout);
+
+ return 0;
+}
+EXPORT_SYMBOL_GPL(mlx5_query_dropless_mode);
+
+int mlx5_set_dropless_mode(struct mlx5_core_dev *dev, u16 timeout)
+{
+ u32 in[MLX5_ST_SZ_DW(set_delay_drop_params_in)];
+ u32 out[MLX5_ST_SZ_DW(set_delay_drop_params_out)];
+
+ memset(in, 0, sizeof(in));
+ memset(out, 0, sizeof(out));
+
+ MLX5_SET(set_delay_drop_params_in, in, opcode,
+ MLX5_CMD_OP_SET_DELAY_DROP_PARAMS);
+ MLX5_SET(set_delay_drop_params_in, in, delay_drop_timeout, timeout);
+
+ return mlx5_cmd_exec_check_status(dev, in, sizeof(in),
+ out, sizeof(out));
+}
+EXPORT_SYMBOL_GPL(mlx5_set_dropless_mode);
+
int mlx5_core_access_pvlc(struct mlx5_core_dev *dev,
struct mlx5_pvlc_reg *pvlc, int write)
{
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