netdev - [PATCH mlx5-next 1/3] net/mlx5: Expose packet based credit mode

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Date:   Fri, 30 Nov 2018 13:22:04 +0200
From:   Leon Romanovsky <leon@...nel.org>
To:     Doug Ledford <dledford@...hat.com>,
        Jason Gunthorpe <jgg@...lanox.com>
Cc:     Leon Romanovsky <leonro@...lanox.com>,
        RDMA mailing list <linux-rdma@...r.kernel.org>,
        Danit Goldberg <danitg@...lanox.com>,
        Majd Dibbiny <majd@...lanox.com>,
        Saeed Mahameed <saeedm@...lanox.com>,
        linux-netdev <netdev@...r.kernel.org>
Subject: [PATCH mlx5-next 1/3] net/mlx5: Expose packet based credit mode

From: Danit Goldberg <danitg@...lanox.com>

Packet based credit mode bit determines whether the credit mode
is done per message or packet. Expose the QP creation flag and
the HCA capability.

Signed-off-by: Danit Goldberg <danitg@...lanox.com>
Reviewed-by: Majd Dibbiny <majd@...lanox.com>
Signed-off-by: Leon Romanovsky <leonro@...lanox.com>
---
 include/linux/mlx5/mlx5_ifc.h | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/include/linux/mlx5/mlx5_ifc.h b/include/linux/mlx5/mlx5_ifc.h
index 171d68663640..52393fbcf3b4 100644
--- a/include/linux/mlx5/mlx5_ifc.h
+++ b/include/linux/mlx5/mlx5_ifc.h
@@ -1057,7 +1057,8 @@ struct mlx5_ifc_cmd_hca_cap_bits {
 	u8         vector_calc[0x1];
 	u8         umr_ptr_rlky[0x1];
 	u8	   imaicl[0x1];
-	u8         reserved_at_232[0x4];
+	u8	   qp_packet_based[0x1];
+	u8         reserved_at_233[0x3];
 	u8         qkv[0x1];
 	u8         pkv[0x1];
 	u8         set_deth_sqpn[0x1];
@@ -2269,7 +2270,8 @@ struct mlx5_ifc_qpc_bits {
 	u8         st[0x8];
 	u8         reserved_at_10[0x3];
 	u8         pm_state[0x2];
-	u8         reserved_at_15[0x3];
+	u8         reserved_at_15[0x1];
+	u8         req_e2e_credit_mode[0x2];
 	u8         offload_type[0x4];
 	u8         end_padding_mode[0x2];
 	u8         reserved_at_1e[0x2];
-- 
2.19.1