[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Message-Id: <1308602433-31320-2-git-send-email-barry@grussling.com>
Date: Mon, 20 Jun 2011 13:40:33 -0700
From: Barry Grussling <barry@...ssling.com>
To: netdev@...r.kernel.org
Cc: buytenh@...tstofly.org, Barry Grussling <barry@...ssling.com>
Subject: [PATCH 1/1] Allow cascading to work with 6131 chip
---
net/dsa/mv88e6131.c | 8 ++++++--
1 files changed, 6 insertions(+), 2 deletions(-)
diff --git a/net/dsa/mv88e6131.c b/net/dsa/mv88e6131.c
index 45f7411..1a1d1d1 100644
--- a/net/dsa/mv88e6131.c
+++ b/net/dsa/mv88e6131.c
@@ -118,10 +118,14 @@ static int mv88e6131_setup_global(struct dsa_switch *ds)
REG_WRITE(REG_GLOBAL, 0x1a, (dsa_upstream_port(ds) * 0x1100) | 0x00f0);
/*
- * Disable cascade port functionality, and set the switch's
+ * Disable cascade port functionality unless this device is
+ * used in a cascade configuration, and set the switch's
* DSA device number.
*/
- REG_WRITE(REG_GLOBAL, 0x1c, 0xe000 | (ds->index & 0x1f));
+ if (ds->dst->pd->nr_chips > 1)
+ REG_WRITE(REG_GLOBAL, 0x1c, 0xf000 | (ds->index & 0x1f));
+ else
+ REG_WRITE(REG_GLOBAL, 0x1c, 0xe000 | (ds->index & 0x1f));
/*
* Send all frames with destination addresses matching
--
1.7.0.4
--
To unsubscribe from this list: send the line "unsubscribe netdev" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Powered by blists - more mailing lists