netdev - [net-next 04/15] net/mlx5: Add PCIe outbound stalls counters infrastructure

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:   Thu, 17 Aug 2017 16:29:52 +0300
From:   Saeed Mahameed <saeedm@...lanox.com>
To:     "David S. Miller" <davem@...emloft.net>
Cc:     netdev@...r.kernel.org, Leon Romanovsky <leonro@...lanox.com>,
        Gal Pressman <galp@...lanox.com>,
        Saeed Mahameed <saeedm@...lanox.com>
Subject: [net-next 04/15] net/mlx5: Add PCIe outbound stalls counters infrastructure

From: Gal Pressman <galp@...lanox.com>

Add capability bit in MCAM register and counters to MPCNT register.

Signed-off-by: Gal Pressman <galp@...lanox.com>
Signed-off-by: Saeed Mahameed <saeedm@...lanox.com>
---
 include/linux/mlx5/mlx5_ifc.h | 17 ++++++++++++++---
 1 file changed, 14 insertions(+), 3 deletions(-)

diff --git a/include/linux/mlx5/mlx5_ifc.h b/include/linux/mlx5/mlx5_ifc.h
index c99daffc3c3c..ba533b39c885 100644
--- a/include/linux/mlx5/mlx5_ifc.h
+++ b/include/linux/mlx5/mlx5_ifc.h
@@ -1854,7 +1854,17 @@ struct mlx5_ifc_pcie_perf_cntrs_grp_data_layout_bits {
 
 	u8         crc_error_tlp[0x20];
 
-	u8         reserved_at_140[0x680];
+	u8         reserved_at_140[0x40];
+
+	u8         outbound_stalled_reads[0x20];
+
+	u8         outbound_stalled_writes[0x20];
+
+	u8         outbound_stalled_reads_events[0x20];
+
+	u8         outbound_stalled_writes_events[0x20];
+
+	u8         reserved_at_200[0x5c0];
 };
 
 struct mlx5_ifc_cmd_inter_comp_event_bits {
@@ -7744,8 +7754,9 @@ struct mlx5_ifc_pcam_reg_bits {
 };
 
 struct mlx5_ifc_mcam_enhanced_features_bits {
-	u8         reserved_at_0[0x7d];
-
+	u8         reserved_at_0[0x7b];
+	u8         pcie_outbound_stalled[0x1];
+	u8         reserved_at_7c[0x1];
 	u8         mtpps_enh_out_per_adj[0x1];
 	u8         mtpps_fs[0x1];
 	u8         pcie_performance_group[0x1];
-- 
2.13.0