Thread (8 messages) 8 messages, 2 authors, 2017-12-05

[PATCH net-next 3/5] net: dsa: mv88e6xxx: setup global upstream port

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From: Vivien Didelot <hidden>
Date: 2017-12-04 17:35:50
Also in: lkml
Subsystem: marvell 88e6xxx ethernet switch fabric driver, networking drivers, networking [dsa], the rest · Maintainers: Andrew Lunn, Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Vladimir Oltean, Linus Torvalds

Revision v1 of 2 in this series.

Revisions (2)
  1. v1 current
  2. v2 [diff vs current]
Move the setup of the global upstream port within the
mv88e6xxx_setup_upstream_port function.

Signed-off-by: Vivien Didelot <redacted>
---
 drivers/net/dsa/mv88e6xxx/chip.c | 29 ++++++++++++++++-------------
 1 file changed, 16 insertions(+), 13 deletions(-)
diff --git a/drivers/net/dsa/mv88e6xxx/chip.c b/drivers/net/dsa/mv88e6xxx/chip.c
index 3dce1ab19582..5de8596b01ad 100644
--- a/drivers/net/dsa/mv88e6xxx/chip.c
+++ b/drivers/net/dsa/mv88e6xxx/chip.c
@@ -1756,6 +1756,22 @@ static int mv88e6xxx_setup_upstream_port(struct mv88e6xxx_chip *chip, int port)
 			return err;
 	}
 
+	if (port == upstream_port) {
+		if (chip->info->ops->set_cpu_port) {
+			err = chip->info->ops->set_cpu_port(chip,
+							    upstream_port);
+			if (err)
+				return err;
+		}
+
+		if (chip->info->ops->set_egress_port) {
+			err = chip->info->ops->set_egress_port(chip,
+							       upstream_port);
+			if (err)
+				return err;
+		}
+	}
+
 	return 0;
 }
 
@@ -1957,21 +1973,8 @@ static int mv88e6xxx_set_ageing_time(struct dsa_switch *ds,
 static int mv88e6xxx_g1_setup(struct mv88e6xxx_chip *chip)
 {
 	struct dsa_switch *ds = chip->ds;
-	u32 upstream_port = dsa_upstream_port(ds);
 	int err;
 
-	if (chip->info->ops->set_cpu_port) {
-		err = chip->info->ops->set_cpu_port(chip, upstream_port);
-		if (err)
-			return err;
-	}
-
-	if (chip->info->ops->set_egress_port) {
-		err = chip->info->ops->set_egress_port(chip, upstream_port);
-		if (err)
-			return err;
-	}
-
 	/* Disable remote management, and set the switch's DSA device number. */
 	err = mv88e6xxx_g1_write(chip, MV88E6XXX_G1_CTL2,
 				 MV88E6XXX_G1_CTL2_MULTIPLE_CASCADE |
-- 
2.15.1
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