summaryrefslogtreecommitdiff
path: root/drivers
diff options
context:
space:
mode:
authorAndrew Lunn <andrew@lunn.ch>2015-06-20 21:31:29 +0200
committerDavid S. Miller <davem@davemloft.net>2015-06-23 06:37:17 -0700
commitdb687a56e4f2796bae77ac3b21b930fabe5159cc (patch)
treef50ee1d9ebbd113ef43b270aa2e3a8b45dcbc119 /drivers
parent824831fadc82156274f50edcbf79a75f4b646ba5 (diff)
dsa: mv88x6xxx: Zero statistics counters
Zero the statistics counters when setting up the global registers. Otherwise the counters will remain from the last boot if the power has not been removed. Signed-off-by: Andrew Lunn <andrew@lunn.ch> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/net/dsa/mv88e6xxx.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/net/dsa/mv88e6xxx.c b/drivers/net/dsa/mv88e6xxx.c
index c938d7ce5215..fd8547c2b79d 100644
--- a/drivers/net/dsa/mv88e6xxx.c
+++ b/drivers/net/dsa/mv88e6xxx.c
@@ -2005,6 +2005,12 @@ int mv88e6xxx_setup_global(struct dsa_switch *ds)
0x9000 | (i << 8));
}
+ /* Clear the statistics counters for all ports */
+ REG_WRITE(REG_GLOBAL, GLOBAL_STATS_OP, GLOBAL_STATS_OP_FLUSH_ALL);
+
+ /* Wait for the flush to complete. */
+ _mv88e6xxx_stats_wait(ds);
+
return 0;
}