target/linux/mediatek/patches-4.4/0001-NET-multi-phy-support.patch

   1 From c30a296646a42302065ba452abe95b0b4b550883 Mon Sep 17 00:00:00 2001
   2 From: John Crispin <blogic@openwrt.org>
   3 Date: Sun, 27 Jul 2014 09:38:50 +0100
   4 Subject: [PATCH 01/91] NET: multi phy support
   5
   6 Signed-off-by: John Crispin <blogic@openwrt.org>
   7 ---
   8  drivers/net/phy/phy.c |    9 ++++++---
   9  include/linux/phy.h   |    1 +
  10  2 files changed, 7 insertions(+), 3 deletions(-)
  11
  12 diff --git a/drivers/net/phy/phy.c b/drivers/net/phy/phy.c
  13 index 47cd306..f69d12f 100644
  14 --- a/drivers/net/phy/phy.c
  15 +++ b/drivers/net/phy/phy.c
  16 @@ -844,7 +844,8 @@ void phy_state_machine(struct work_struct *work)
  17                 /* If the link is down, give up on negotiation for now */
  18                 if (!phydev->link) {
  19                         phydev->state = PHY_NOLINK;
  20 -                       netif_carrier_off(phydev->attached_dev);
  21 +                       if (!phydev->no_auto_carrier_off)
  22 +                               netif_carrier_off(phydev->attached_dev);
  23                         phydev->adjust_link(phydev->attached_dev);
  24                         break;
  25                 }
  26 @@ -927,7 +928,8 @@ void phy_state_machine(struct work_struct *work)
  27                         netif_carrier_on(phydev->attached_dev);
  28                 } else {
  29                         phydev->state = PHY_NOLINK;
  30 -                       netif_carrier_off(phydev->attached_dev);
  31 +                       if (!phydev->no_auto_carrier_off)
  32 +                               netif_carrier_off(phydev->attached_dev);
  33                 }
  34
  35                 phydev->adjust_link(phydev->attached_dev);
  36 @@ -939,7 +941,8 @@ void phy_state_machine(struct work_struct *work)
  37         case PHY_HALTED:
  38                 if (phydev->link) {
  39                         phydev->link = 0;
  40 -                       netif_carrier_off(phydev->attached_dev);
  41 +                       if (!phydev->no_auto_carrier_off)
  42 +                               netif_carrier_off(phydev->attached_dev);
  43                         phydev->adjust_link(phydev->attached_dev);
  44                         do_suspend = true;
  45                 }
  46 diff --git a/include/linux/phy.h b/include/linux/phy.h
  47 index 05fde31..276ab8a 100644
  48 --- a/include/linux/phy.h
  49 +++ b/include/linux/phy.h
  50 @@ -377,6 +377,7 @@ struct phy_device {
  51         bool is_pseudo_fixed_link;
  52         bool has_fixups;
  53         bool suspended;
  54 +       bool no_auto_carrier_off;
  55
  56         enum phy_state state;
  57
  58 --
  59 1.7.10.4
  60