Commit 10ee82ce authored by Bodong Wang's avatar Bodong Wang Committed by Saeed Mahameed

net/mlx5: E-Switch, Return raw output for query esw functions

Current function only returns host num of VFs, later patch requires
other params such as host maximum num of VFs.

Return the raw output so that caller can extract info as needed.
Signed-off-by: default avatarBodong Wang <bodong@mellanox.com>
Reviewed-by: default avatarParav Pandit <parav@mellanox.com>
Signed-off-by: default avatarSaeed Mahameed <saeedm@mellanox.com>
parent ac35dcd6
......@@ -1686,10 +1686,9 @@ static int eswitch_vport_event(struct notifier_block *nb,
return NOTIFY_OK;
}
static int query_esw_functions(struct mlx5_core_dev *dev,
u32 *out, int outlen)
int mlx5_esw_query_functions(struct mlx5_core_dev *dev, u32 *out, int outlen)
{
u32 in[MLX5_ST_SZ_DW(query_esw_functions_in)] = {0};
u32 in[MLX5_ST_SZ_DW(query_esw_functions_in)] = {};
MLX5_SET(query_esw_functions_in, in, opcode,
MLX5_CMD_OP_QUERY_ESW_FUNCTIONS);
......@@ -1697,22 +1696,6 @@ static int query_esw_functions(struct mlx5_core_dev *dev,
return mlx5_cmd_exec(dev, in, sizeof(in), out, outlen);
}
int mlx5_esw_query_functions(struct mlx5_core_dev *dev, u16 *num_vfs)
{
u32 out[MLX5_ST_SZ_DW(query_esw_functions_out)] = {0};
int err;
err = query_esw_functions(dev, out, sizeof(out));
if (err)
return err;
*num_vfs = MLX5_GET(query_esw_functions_out, out,
host_params_context.host_num_of_vfs);
esw_debug(dev, "host_num_of_vfs=%d\n", *num_vfs);
return 0;
}
/* Public E-Switch API */
#define ESW_ALLOWED(esw) ((esw) && MLX5_ESWITCH_MANAGER((esw)->dev))
......
......@@ -387,7 +387,7 @@ bool mlx5_esw_lag_prereq(struct mlx5_core_dev *dev0,
bool mlx5_esw_multipath_prereq(struct mlx5_core_dev *dev0,
struct mlx5_core_dev *dev1);
int mlx5_esw_query_functions(struct mlx5_core_dev *dev, u16 *num_vfs);
int mlx5_esw_query_functions(struct mlx5_core_dev *dev, u32 *out, int outlen);
#define MLX5_DEBUG_ESWITCH_MASK BIT(3)
......@@ -514,6 +514,11 @@ static inline int mlx5_eswitch_enable_sriov(struct mlx5_eswitch *esw, int nvfs,
static inline void mlx5_eswitch_disable_sriov(struct mlx5_eswitch *esw) {}
static inline bool mlx5_esw_lag_prereq(struct mlx5_core_dev *dev0, struct mlx5_core_dev *dev1) { return true; }
static inline bool mlx5_eswitch_is_funcs_handler(struct mlx5_core_dev *dev) { return false; }
static inline int
mlx5_esw_query_functions(struct mlx5_core_dev *dev, u32 *out, int outlen)
{
return -EOPNOTSUPP;
}
#define FDB_MAX_CHAIN 1
#define FDB_SLOW_PATH_CHAIN (FDB_MAX_CHAIN + 1)
......
......@@ -1762,6 +1762,7 @@ static void esw_offloads_steering_cleanup(struct mlx5_eswitch *esw)
static void esw_functions_changed_event_handler(struct work_struct *work)
{
u32 out[MLX5_ST_SZ_DW(query_esw_functions_out)] = {};
struct mlx5_host_work *host_work;
struct mlx5_eswitch *esw;
u16 num_vfs = 0;
......@@ -1770,7 +1771,9 @@ static void esw_functions_changed_event_handler(struct work_struct *work)
host_work = container_of(work, struct mlx5_host_work, work);
esw = host_work->esw;
err = mlx5_esw_query_functions(esw->dev, &num_vfs);
err = mlx5_esw_query_functions(esw->dev, out, sizeof(out));
num_vfs = MLX5_GET(query_esw_functions_out, out,
host_params_context.host_num_of_vfs);
if (err || num_vfs == esw->esw_funcs.num_vfs)
goto out;
......
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