linux-kernel - [PATCH mlx5-next 1/3] net/mlx5: Add DCS caps & fields support

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Message-Id: <77b62613f56734bac9b490342f7c800b104d0876.1622723815.git.leonro@nvidia.com>
Date:   Thu,  3 Jun 2021 15:51:48 +0300
From:   Leon Romanovsky <leon@...nel.org>
To:     Doug Ledford <dledford@...hat.com>,
        Jason Gunthorpe <jgg@...dia.com>
Cc:     Lior Nahmanson <liorna@...dia.com>, linux-kernel@...r.kernel.org,
        linux-rdma@...r.kernel.org, netdev@...r.kernel.org,
        Saeed Mahameed <saeedm@...dia.com>
Subject: [PATCH mlx5-next 1/3] net/mlx5: Add DCS caps & fields support

From: Lior Nahmanson <liorna@...dia.com>

This fields will be needed when adding a support for DCS offload

max_dci_stream_channels - maximum DCI stream channels supported per DCI.
max_dci_errored_streams - maximum DCI error stream channels
supported per DCI before a DCI move to error state.

Signed-off-by: Lior Nahmanson <liorna@...dia.com>
Signed-off-by: Leon Romanovsky <leonro@...dia.com>
---
 include/linux/mlx5/mlx5_ifc.h | 14 +++++++++++---
 1 file changed, 11 insertions(+), 3 deletions(-)

diff --git a/include/linux/mlx5/mlx5_ifc.h b/include/linux/mlx5/mlx5_ifc.h
index 6d16eed6850e..48b2529451eb 100644
--- a/include/linux/mlx5/mlx5_ifc.h
+++ b/include/linux/mlx5/mlx5_ifc.h
@@ -1655,7 +1655,13 @@ struct mlx5_ifc_cmd_hca_cap_bits {
 	u8         max_geneve_tlv_option_data_len[0x5];
 	u8         reserved_at_570[0x10];
 
-	u8         reserved_at_580[0x33];
+	u8	   reserved_at_580[0xb];
+	u8	   log_max_dci_stream_channels[0x5];
+	u8	   reserved_at_590[0x3];
+	u8	   log_max_dci_errored_streams[0x5];
+	u8	   reserved_at_598[0x8];
+
+	u8         reserved_at_5a0[0x13];
 	u8         log_max_dek[0x5];
 	u8         reserved_at_5b8[0x4];
 	u8         mini_cqe_resp_stride_index[0x1];
@@ -3013,10 +3019,12 @@ struct mlx5_ifc_qpc_bits {
 	u8         reserved_at_3c0[0x8];
 	u8         next_send_psn[0x18];
 
-	u8         reserved_at_3e0[0x8];
+	u8         reserved_at_3e0[0x3];
+	u8	   log_num_dci_stream_channels[0x5];
 	u8         cqn_snd[0x18];
 
-	u8         reserved_at_400[0x8];
+	u8         reserved_at_400[0x3];
+	u8	   log_num_dci_errored_streams[0x5];
 	u8         deth_sqpn[0x18];
 
 	u8         reserved_at_420[0x20];
-- 
2.31.1