From mboxrd@z Thu Jan 1 00:00:00 1970 From: Leon Romanovsky Subject: [PATCH mlx5-next 2/3] net/mlx5: Add hardware definitions for dump_fill_mkey Date: Tue, 19 Jun 2018 08:47:23 +0300 Message-ID: <20180619054724.32677-3-leon@kernel.org> References: <20180619054724.32677-1-leon@kernel.org> Cc: Leon Romanovsky , RDMA mailing list , Guy Levi , Yishai Hadas , Yonatan Cohen , Saeed Mahameed , linux-netdev To: Doug Ledford , Jason Gunthorpe Return-path: Received: from mail.kernel.org ([198.145.29.99]:57632 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755870AbeFSFrl (ORCPT ); Tue, 19 Jun 2018 01:47:41 -0400 In-Reply-To: <20180619054724.32677-1-leon@kernel.org> Sender: netdev-owner@vger.kernel.org List-ID: From: Leon Romanovsky MLX5 IB HCA offers the memory key, dump_fill_mkey to boost performance by forcing local HCA operations to skip the PCI bus access, This patch adds needed hardware definitions. Signed-off-by: Leon Romanovsky --- include/linux/mlx5/mlx5_ifc.h | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/include/linux/mlx5/mlx5_ifc.h b/include/linux/mlx5/mlx5_ifc.h index 00b539303f5d..b4302ccb63a6 100644 --- a/include/linux/mlx5/mlx5_ifc.h +++ b/include/linux/mlx5/mlx5_ifc.h @@ -889,7 +889,9 @@ struct mlx5_ifc_cmd_hca_cap_bits { u8 log_max_eq_sz[0x8]; u8 reserved_at_e8[0x2]; u8 log_max_mkey[0x6]; - u8 reserved_at_f0[0xc]; + u8 reserved_at_f0[0x8]; + u8 dump_fill_mkey[0x1]; + u8 reserved_at_fa[0x3]; u8 log_max_eq[0x4]; u8 max_indirection[0x8]; -- 2.14.4