openwrt/target/linux/ramips/patches-5.15/721-NET-no-auto-carrier-off-support.patch
Rafał Miłecki 2df8a0ccb0 kernel: 5.15: backport v6.1 PHY changes required for Aquantia
Signed-off-by: Rafał Miłecki <rafal@milecki.pl>
2024-01-26 11:48:50 +01:00

48 lines
1.3 KiB
Diff

From 0b6eb1e68290243d439ee330ea8d0b239a5aec69 Mon Sep 17 00:00:00 2001
From: John Crispin <blogic@openwrt.org>
Date: Sun, 27 Jul 2014 09:38:50 +0100
Subject: [PATCH 34/53] 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(-)
--- a/drivers/net/phy/phy.c
+++ b/drivers/net/phy/phy.c
@@ -734,7 +734,10 @@ static int phy_check_link_status(struct
phy_link_up(phydev);
} else if (!phydev->link && phydev->state != PHY_NOLINK) {
phydev->state = PHY_NOLINK;
- phy_link_down(phydev, true);
+ if (!phydev->no_auto_carrier_off)
+ phy_link_down(phydev, true);
+ else
+ phy_link_down(phydev, false);
}
return 0;
@@ -1220,7 +1223,10 @@ void phy_state_machine(struct work_struc
case PHY_HALTED:
if (phydev->link) {
phydev->link = 0;
- phy_link_down(phydev, true);
+ if (!phydev->no_auto_carrier_off)
+ phy_link_down(phydev, true);
+ else
+ phy_link_down(phydev, false);
}
do_suspend = true;
break;
--- a/include/linux/phy.h
+++ b/include/linux/phy.h
@@ -630,6 +630,7 @@ struct phy_device {
unsigned downshifted_rate:1;
unsigned is_on_sfp_module:1;
unsigned mac_managed_pm:1;
+ unsigned no_auto_carrier_off:1;
unsigned autoneg:1;
/* The most recently read link state */