netdev - [net-next 04/15] ice: Deduce TSA value from the priority value in the CEE mode

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 for Android: free password hash cracker in your pocket

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

Message-Id: <20190904043512.28066-5-jeffrey.t.kirsher@intel.com>
Date:   Tue,  3 Sep 2019 21:35:01 -0700
From:   Jeff Kirsher <jeffrey.t.kirsher@...el.com>
To:     davem@...emloft.net
Cc:     Chinh T Cao <chinh.t.cao@...el.com>, netdev@...r.kernel.org,
        nhorman@...hat.com, sassmann@...hat.com,
        Andrew Bowers <andrewx.bowers@...el.com>,
        Jeff Kirsher <jeffrey.t.kirsher@...el.com>
Subject: [net-next 04/15] ice: Deduce TSA value from the priority value in the CEE mode

From: Chinh T Cao <chinh.t.cao@...el.com>

In CEE mode, the TSA information can be derived from the reported
priority value.

Signed-off-by: Chinh T Cao <chinh.t.cao@...el.com>
Tested-by: Andrew Bowers <andrewx.bowers@...el.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@...el.com>
---
 drivers/net/ethernet/intel/ice/ice_dcb.c | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/drivers/net/ethernet/intel/ice/ice_dcb.c b/drivers/net/ethernet/intel/ice/ice_dcb.c
index d60c942249e8..c5ee8d930611 100644
--- a/drivers/net/ethernet/intel/ice/ice_dcb.c
+++ b/drivers/net/ethernet/intel/ice/ice_dcb.c
@@ -444,9 +444,15 @@ ice_parse_cee_pgcfg_tlv(struct ice_cee_feat_tlv *tlv,
 	 *        |pg0|pg1|pg2|pg3|pg4|pg5|pg6|pg7|
 	 *        ---------------------------------
 	 */
-	ice_for_each_traffic_class(i)
+	ice_for_each_traffic_class(i) {
 		etscfg->tcbwtable[i] = buf[offset++];
 
+		if (etscfg->prio_table[i] == ICE_CEE_PGID_STRICT)
+			dcbcfg->etscfg.tsatable[i] = ICE_IEEE_TSA_STRICT;
+		else
+			dcbcfg->etscfg.tsatable[i] = ICE_IEEE_TSA_ETS;
+	}
+
 	/* Number of TCs supported (1 octet) */
 	etscfg->maxtcs = buf[offset];
 }
-- 
2.21.0