openwrt_archive/target/linux/mediatek/patches-4.4/0001-NET-multi-phy-support.patch
John Crispin 63a73e8424 mediatek: sync patches and add more ethernet stability fixes
Signed-off-by: John Crispin <blogic@openwrt.org>

SVN-Revision: 49265
2016-04-29 11:34:31 +00:00

61 lines
1.8 KiB
Diff

From c30a296646a42302065ba452abe95b0b4b550883 Mon Sep 17 00:00:00 2001
From: John Crispin <blogic@openwrt.org>
Date: Sun, 27 Jul 2014 09:38:50 +0100
Subject: [PATCH 01/91] NET: multi phy support
Signed-off-by: John Crispin <blogic@openwrt.org>
---
drivers/net/phy/phy.c | 9 ++++++---
include/linux/phy.h | 1 +
2 files changed, 7 insertions(+), 3 deletions(-)
diff --git a/drivers/net/phy/phy.c b/drivers/net/phy/phy.c
index 47cd306..f69d12f 100644
--- a/drivers/net/phy/phy.c
+++ b/drivers/net/phy/phy.c
@@ -844,7 +844,8 @@ void phy_state_machine(struct work_struct *work)
/* If the link is down, give up on negotiation for now */
if (!phydev->link) {
phydev->state = PHY_NOLINK;
- netif_carrier_off(phydev->attached_dev);
+ if (!phydev->no_auto_carrier_off)
+ netif_carrier_off(phydev->attached_dev);
phydev->adjust_link(phydev->attached_dev);
break;
}
@@ -927,7 +928,8 @@ void phy_state_machine(struct work_struct *work)
netif_carrier_on(phydev->attached_dev);
} else {
phydev->state = PHY_NOLINK;
- netif_carrier_off(phydev->attached_dev);
+ if (!phydev->no_auto_carrier_off)
+ netif_carrier_off(phydev->attached_dev);
}
phydev->adjust_link(phydev->attached_dev);
@@ -939,7 +941,8 @@ void phy_state_machine(struct work_struct *work)
case PHY_HALTED:
if (phydev->link) {
phydev->link = 0;
- netif_carrier_off(phydev->attached_dev);
+ if (!phydev->no_auto_carrier_off)
+ netif_carrier_off(phydev->attached_dev);
phydev->adjust_link(phydev->attached_dev);
do_suspend = true;
}
diff --git a/include/linux/phy.h b/include/linux/phy.h
index 05fde31..276ab8a 100644
--- a/include/linux/phy.h
+++ b/include/linux/phy.h
@@ -377,6 +377,7 @@ struct phy_device {
bool is_pseudo_fixed_link;
bool has_fixups;
bool suspended;
+ bool no_auto_carrier_off;
enum phy_state state;
--
1.7.10.4