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From: Julian Wiedmann <jwi@linux.ibm.com>
To: David Miller <davem@davemloft.net>, Jakub Kicinski <kuba@kernel.org>
Cc: linux-netdev <netdev@vger.kernel.org>,
	linux-s390 <linux-s390@vger.kernel.org>,
	Heiko Carstens <hca@linux.ibm.com>,
	Karsten Graul <kgraul@linux.ibm.com>,
	Julian Wiedmann <jwi@linux.ibm.com>
Subject: [PATCH net-next 7/9] s390/qeth: clean up default cases for ethtool link mode
Date: Tue, 17 Nov 2020 17:15:18 +0100	[thread overview]
Message-ID: <20201117161520.1089-8-jwi@linux.ibm.com> (raw)
In-Reply-To: <20201117161520.1089-1-jwi@linux.ibm.com>

Remove the default case for PORT_* and SPEED_* in our ethtool code.

The only time these could be hit is if qeth_init_link_info() was unable
to determine the port type from an OSA adapter's link_type.
We already throw a message in this case, so reduce the noise and don't
report bad data (ie. it's much more likely that any future link_type
will represent a PORT_FIBRE link ...).

Signed-off-by: Julian Wiedmann <jwi@linux.ibm.com>
---
 drivers/s390/net/qeth_ethtool.c | 14 ++------------
 1 file changed, 2 insertions(+), 12 deletions(-)

diff --git a/drivers/s390/net/qeth_ethtool.c b/drivers/s390/net/qeth_ethtool.c
index b8e74018b44f..50b0c1810850 100644
--- a/drivers/s390/net/qeth_ethtool.c
+++ b/drivers/s390/net/qeth_ethtool.c
@@ -343,9 +343,7 @@ static void qeth_set_ethtool_link_modes(struct ethtool_link_ksettings *cmd)
 		ethtool_link_ksettings_add_link_mode(cmd, advertising, FIBRE);
 		break;
 	default:
-		ethtool_link_ksettings_add_link_mode(cmd, supported, TP);
-		ethtool_link_ksettings_add_link_mode(cmd, advertising, TP);
-		WARN_ON_ONCE(1);
+		break;
 	}
 
 	/* partially does fall through, to also select lower speeds */
@@ -393,15 +391,7 @@ static void qeth_set_ethtool_link_modes(struct ethtool_link_ksettings *cmd)
 						     10baseT_Half);
 		break;
 	default:
-		ethtool_link_ksettings_add_link_mode(cmd, supported,
-						     10baseT_Full);
-		ethtool_link_ksettings_add_link_mode(cmd, advertising,
-						     10baseT_Full);
-		ethtool_link_ksettings_add_link_mode(cmd, supported,
-						     10baseT_Half);
-		ethtool_link_ksettings_add_link_mode(cmd, advertising,
-						     10baseT_Half);
-		WARN_ON_ONCE(1);
+		break;
 	}
 }
 
-- 
2.17.1


  parent reply	other threads:[~2020-11-17 16:15 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-11-17 16:15 [PATCH net-next 0/9] s390/qeth: updates 2020-11-17 Julian Wiedmann
2020-11-17 16:15 ` [PATCH net-next 1/9] s390/qeth: don't call INIT_LIST_HEAD() on iob's list entry Julian Wiedmann
2020-11-17 16:15 ` [PATCH net-next 2/9] s390/qeth: reduce rtnl locking for switchdev events Julian Wiedmann
2020-11-17 16:15 ` [PATCH net-next 3/9] s390/qeth: remove useless if/else Julian Wiedmann
2020-11-17 16:15 ` [PATCH net-next 4/9] s390/qeth: tolerate error when querying card info Julian Wiedmann
2020-11-17 16:15 ` [PATCH net-next 5/9] s390/qeth: improve QUERY CARD INFO processing Julian Wiedmann
2020-11-17 16:15 ` [PATCH net-next 6/9] s390/qeth: set static link info during initialization Julian Wiedmann
2020-11-17 16:15 ` Julian Wiedmann [this message]
2020-11-17 16:15 ` [PATCH net-next 8/9] s390/qeth: use QUERY OAT for initial link info Julian Wiedmann
2020-11-17 16:15 ` [PATCH net-next 9/9] s390/qeth: improve selection of ethtool link modes Julian Wiedmann
2020-11-19  1:35 ` [PATCH net-next 0/9] s390/qeth: updates 2020-11-17 Jakub Kicinski
2020-11-19  9:25   ` Julian Wiedmann
2020-11-19 17:45     ` Jakub Kicinski

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