Message ID | 20190723070412.6385-1-leon@kernel.org (mailing list archive) |
---|---|
State | Mainlined |
Commit | 8b38c538d460f46680d0fb8524efa15a8652b2d1 |
Delegated to: | Jason Gunthorpe |
Headers | show |
Series | [rdma-next] IB/mlx5: Add CREATE_PSV/DESTROY_PSV for devx interface | expand |
On Tue, Jul 23, 2019 at 10:04:12AM +0300, Leon Romanovsky wrote: > From: Max Gurtovoy <maxg@mellanox.com> > > Limit the number of PSV's created through devx to 1, to create a symmetry > between create/destroy cmds. In the kernel, one can create up to 4 PSV's > using CREATE_PSV cmd but the destruction is one by one. Add a protection > for this a-symmetric definition for devx. > > Signed-off-by: Max Gurtovoy <maxg@mellanox.com> > Signed-off-by: Leon Romanovsky <leonro@mellanox.com> > --- > drivers/infiniband/hw/mlx5/devx.c | 14 ++++++++++++++ > 1 file changed, 14 insertions(+) Applied to for-next, thanks Jason
diff --git a/drivers/infiniband/hw/mlx5/devx.c b/drivers/infiniband/hw/mlx5/devx.c index ec4370f99381..a527cf7f01ac 100644 --- a/drivers/infiniband/hw/mlx5/devx.c +++ b/drivers/infiniband/hw/mlx5/devx.c @@ -776,6 +776,14 @@ static bool devx_is_obj_create_cmd(const void *in, u16 *opcode) return true; return false; } + case MLX5_CMD_OP_CREATE_PSV: + { + u8 num_psv = MLX5_GET(create_psv_in, in, num_psv); + + if (num_psv == 1) + return true; + return false; + } default: return false; } @@ -1215,6 +1223,12 @@ static void devx_obj_build_destroy_cmd(void *in, void *out, void *din, case MLX5_CMD_OP_ALLOC_XRCD: MLX5_SET(general_obj_in_cmd_hdr, din, opcode, MLX5_CMD_OP_DEALLOC_XRCD); break; + case MLX5_CMD_OP_CREATE_PSV: + MLX5_SET(general_obj_in_cmd_hdr, din, opcode, + MLX5_CMD_OP_DESTROY_PSV); + MLX5_SET(destroy_psv_in, din, psvn, + MLX5_GET(create_psv_out, out, psv0_index)); + break; default: /* The entry must match to one of the devx_is_obj_create_cmd */ WARN_ON(true);