Commit 90275d80 authored by Yevgeny Kliteynik's avatar Yevgeny Kliteynik Committed by Saeed Mahameed
Browse files

net/mlx5: FPGA, Abort FPGA init if the device reports no QP capability 



In the case that the reported max number of QPs capability
equals to zero, abort FPGA init.

Signed-off-by: default avatarYevgeny Kliteynik <kliteyn@mellanox.com>
Signed-off-by: default avatarAdi Nissim <adin@mellanox.com>
Signed-off-by: default avatarSaeed Mahameed <saeedm@mellanox.com>
parent 98c90f6f

drivers/net/ethernet/mellanox/mlx5/core/fpga/core.c

+6 −0
Original line number Diff line number Diff line
@@ -170,6 +170,12 @@ int mlx5_fpga_device_start(struct mlx5_core_dev *mdev) 
		       MLX5_CAP_FPGA(fdev->mdev, sandbox_product_version));



	max_num_qps = MLX5_CAP_FPGA(mdev, shell_caps.max_num_qps);

	if (!max_num_qps) {

		mlx5_fpga_err(fdev, "FPGA reports 0 QPs in SHELL_CAPS\n");

		err = -ENOTSUPP;

		goto out;

	}



	err = mlx5_core_reserve_gids(mdev, max_num_qps);

	if (err)

		goto out;

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