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authorjogo <jogo@3c298f89-4303-0410-b956-a3cf2f4a3e73>2012-05-27 13:22:40 +0000
committerjogo <jogo@3c298f89-4303-0410-b956-a3cf2f4a3e73>2012-05-27 13:22:40 +0000
commit5a482fc8b3798594c633b08085ba09e317e821f0 (patch)
treed770c16068eaecf54c1ebf915861cf7892225dbc /target
parent0bdb7cbf98db42eacfd5feda5374c98bcc76cb02 (diff)
bcm63xx: fix port state after network down
bcm_enetsw_probe did not properly reset port states, resulting in connected ports staying disabled after bringing up the interface the second time. git-svn-id: svn://svn.openwrt.org/openwrt/trunk@31881 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'target')
-rw-r--r--target/linux/brcm63xx/patches-3.3/431-bcm63xx_enet-reset-port-link-state-in-bcm_enetsw_ope.patch28
1 files changed, 28 insertions, 0 deletions
diff --git a/target/linux/brcm63xx/patches-3.3/431-bcm63xx_enet-reset-port-link-state-in-bcm_enetsw_ope.patch b/target/linux/brcm63xx/patches-3.3/431-bcm63xx_enet-reset-port-link-state-in-bcm_enetsw_ope.patch
new file mode 100644
index 000000000..e1e048c09
--- /dev/null
+++ b/target/linux/brcm63xx/patches-3.3/431-bcm63xx_enet-reset-port-link-state-in-bcm_enetsw_ope.patch
@@ -0,0 +1,28 @@
+From 6d5c5bb13db3fd8e3dd0b82742b3957f41a4a3ac Mon Sep 17 00:00:00 2001
+From: Jonas Gorski <jonas.gorski@gmail.com>
+Date: Thu, 24 May 2012 20:38:58 +0200
+Subject: [PATCH] bcm63xx_enet: reset port link state in bcm_enetsw_open
+
+bcm_enetsw_open disables all ports, but does not reset their link state.
+This results in connected ports staying disabled after a ifdown/ifup
+cycle, since bcm_enetsw_phy_poll only enables them if their current state
+is different from the stored link state.
+
+Fix this by also resetting the port link state.
+
+Signed-off-by: Jonas Gorski <jonas.gorski@gmail.com>
+---
+ drivers/net/ethernet/broadcom/bcm63xx_enet.c | 2 ++
+ 1 file changed, 2 insertions(+)
+
+--- a/drivers/net/ethernet/broadcom/bcm63xx_enet.c
++++ b/drivers/net/ethernet/broadcom/bcm63xx_enet.c
+@@ -2214,6 +2214,8 @@ static int bcm_enetsw_open(struct net_de
+ enetsw_writeb(priv, ENETSW_PTCTRL_RXDIS_MASK |
+ ENETSW_PTCTRL_TXDIS_MASK,
+ ENETSW_PTCTRL_REG(i));
++
++ priv->sw_port_link[i] = 0;
+ }
+
+ /* reset mib */