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path: root/target/linux/ramips/patches-3.10/0014-NET-multi-phy-support.patch
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From 7407b7d178e783074861a73da858b099f870270d Mon Sep 17 00:00:00 2001
From: John Crispin <blogic@openwrt.org>
Date: Sat, 11 May 2013 23:40:19 +0200
Subject: [PATCH 14/33] NET: multi phy support

Signed-off-by: John Crispin <blogic@openwrt.org>
---
 drivers/net/phy/phy.c |    9 ++++++---
 include/linux/phy.h   |    2 +-
 2 files changed, 7 insertions(+), 4 deletions(-)

--- a/drivers/net/phy/phy.c
+++ b/drivers/net/phy/phy.c
@@ -820,7 +820,8 @@ void phy_state_machine(struct work_struc
 			 * 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;
 			}
@@ -890,7 +891,8 @@ void phy_state_machine(struct work_struc
 				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);
@@ -902,7 +904,8 @@ void phy_state_machine(struct work_struc
 		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);
 			}
 			break;
--- a/include/linux/phy.h
+++ b/include/linux/phy.h
@@ -298,7 +298,7 @@ struct phy_device {
 
 	struct phy_c45_device_ids c45_ids;
 	bool is_c45;
-
+	bool no_auto_carrier_off;
 	enum phy_state state;
 
 	u32 dev_flags;