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IB/mlx5: Set uid as part of MCG commands

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Set uid as part of MCG commands so that the firmware can manage the
MCG object in a secured way.

Signed-off-by: Yishai Hadas <yishaih@mellanox.com>
Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
This commit is contained in:
Yishai Hadas
2018-09-20 21:39:25 +03:00
committed by Jason Gunthorpe
parent a01a5860b2
commit 539ec98276
3 changed files with 43 additions and 2 deletions
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30
drivers/infiniband/hw/mlx5/cmd.c
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@@ -208,3 +208,33 @@ void mlx5_cmd_dealloc_pd(struct mlx5_core_dev *dev, u32 pdn, u16 uid)
MLX5_SET(dealloc_pd_in, in, uid, uid);
mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out));
}
int mlx5_cmd_attach_mcg(struct mlx5_core_dev *dev, union ib_gid *mgid,
u32 qpn, u16 uid)
{
u32 out[MLX5_ST_SZ_DW(attach_to_mcg_out)] = {};
u32 in[MLX5_ST_SZ_DW(attach_to_mcg_in)] = {};
void *gid;
MLX5_SET(attach_to_mcg_in, in, opcode, MLX5_CMD_OP_ATTACH_TO_MCG);
MLX5_SET(attach_to_mcg_in, in, qpn, qpn);
MLX5_SET(attach_to_mcg_in, in, uid, uid);
gid = MLX5_ADDR_OF(attach_to_mcg_in, in, multicast_gid);
memcpy(gid, mgid, sizeof(*mgid));
return mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out));
}
int mlx5_cmd_detach_mcg(struct mlx5_core_dev *dev, union ib_gid *mgid,
u32 qpn, u16 uid)
{
u32 out[MLX5_ST_SZ_DW(detach_from_mcg_out)] = {};
u32 in[MLX5_ST_SZ_DW(detach_from_mcg_in)] = {};
void *gid;
MLX5_SET(detach_from_mcg_in, in, opcode, MLX5_CMD_OP_DETACH_FROM_MCG);
MLX5_SET(detach_from_mcg_in, in, qpn, qpn);
MLX5_SET(detach_from_mcg_in, in, uid, uid);
gid = MLX5_ADDR_OF(detach_from_mcg_in, in, multicast_gid);
memcpy(gid, mgid, sizeof(*mgid));
return mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out));
}