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net/mlx5: Query correct caps for min msix vectors

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The VFs on the host and the embedded CPU platform share function
numbers. Set the ec_vf_function field to query the caps for the correct
function.

Signed-off-by: Daniel Jurgens <danielj@nvidia.com>
Reviewed-by: William Tu <witu@nvidia.com>
Signed-off-by: Saeed Mahameed <saeedm@nvidia.com>
This commit is contained in:
Daniel Jurgens 2023-03-07 19:13:43 +02:00 committed by Saeed Mahameed
parent 2ee3db806e
commit 42a84a4309
1 changed files with 15 additions and 1 deletions
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16
drivers/net/ethernet/mellanox/mlx5/core/pci_irq.c
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@ -41,6 +41,15 @@ struct mlx5_irq_table {
struct mlx5_irq_pool *sf_comp_pool;
};
static int mlx5_core_func_to_vport(const struct mlx5_core_dev *dev,
int func,
bool ec_vf_func)
{
if (!ec_vf_func)
return func;
return mlx5_core_ec_vf_vport_base(dev) + func - 1;
}
/**
* mlx5_get_default_msix_vec_count - Get the default number of MSI-X vectors
* to be ssigned to each VF.
@ -79,6 +88,8 @@ int mlx5_set_msix_vec_count(struct mlx5_core_dev *dev, int function_id,
int set_sz = MLX5_ST_SZ_BYTES(set_hca_cap_in);
void *hca_cap = NULL, *query_cap = NULL, *cap;
int num_vf_msix, min_msix, max_msix;
bool ec_vf_function;
int vport;
int ret;
num_vf_msix = MLX5_CAP_GEN_MAX(dev, num_total_dynamic_vf_msix);
@ -104,7 +115,9 @@ int mlx5_set_msix_vec_count(struct mlx5_core_dev *dev, int function_id,
goto out;
}
ret = mlx5_vport_get_other_func_general_cap(dev, function_id, query_cap);
ec_vf_function = mlx5_core_ec_sriov_enabled(dev);
vport = mlx5_core_func_to_vport(dev, function_id, ec_vf_function);
ret = mlx5_vport_get_other_func_general_cap(dev, vport, query_cap);
if (ret)
goto out;
@ -115,6 +128,7 @@ int mlx5_set_msix_vec_count(struct mlx5_core_dev *dev, int function_id,
MLX5_SET(set_hca_cap_in, hca_cap, opcode, MLX5_CMD_OP_SET_HCA_CAP);
MLX5_SET(set_hca_cap_in, hca_cap, other_function, 1);
MLX5_SET(set_hca_cap_in, hca_cap, ec_vf_function, ec_vf_function);
MLX5_SET(set_hca_cap_in, hca_cap, function_id, function_id);
MLX5_SET(set_hca_cap_in, hca_cap, op_mod,