target/linux/mvebu/patches-4.4/141-net-mvneta-enable-flow-control-for-fixed-connections.patch

   1 From 4c3e2dc08a11fb1273ca62467f1d06e59866bad3 Mon Sep 17 00:00:00 2001
   2 From: Russell King <rmk+kernel@armlinux.org.uk>
   3 Date: Tue, 12 Jul 2016 00:04:13 +0100
   4 Subject: [PATCH 729/744] net: mvneta: enable flow control for fixed
   5  connections
   6
   7 Allow symetric flow control to be enabled for fixed link connections as
   8 well as other types of connections by setting the supported and
   9 advertised capability bits.
  10
  11 Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk>
  12 ---
  13  drivers/net/ethernet/marvell/mvneta.c | 11 +++++++----
  14  1 file changed, 7 insertions(+), 4 deletions(-)
  15
  16 --- a/drivers/net/ethernet/marvell/mvneta.c
  17 +++ b/drivers/net/ethernet/marvell/mvneta.c
  18 @@ -3114,9 +3114,9 @@ static int mvneta_mac_support(struct net
  19         switch (mode) {
  20         case MLO_AN_8023Z:
  21                 state->supported = SUPPORTED_1000baseT_Full |
  22 -                                  SUPPORTED_Autoneg | SUPPORTED_Pause;
  23 +                                  SUPPORTED_Autoneg;
  24                 state->advertising = ADVERTISED_1000baseT_Full |
  25 -                                    ADVERTISED_Autoneg | ADVERTISED_Pause;
  26 +                                    ADVERTISED_Autoneg;
  27                 state->an_enabled = 1;
  28                 break;
  29
  30 @@ -3127,18 +3127,21 @@ static int mvneta_mac_support(struct net
  31                 state->supported = PHY_10BT_FEATURES |
  32                                    PHY_100BT_FEATURES |
  33                                    SUPPORTED_1000baseT_Full |
  34 -                                  SUPPORTED_Pause |
  35                                    SUPPORTED_Autoneg;
  36                 state->advertising = ADVERTISED_10baseT_Half |
  37                                      ADVERTISED_10baseT_Full |
  38                                      ADVERTISED_100baseT_Half |
  39                                      ADVERTISED_100baseT_Full |
  40                                      ADVERTISED_1000baseT_Full |
  41 -                                    ADVERTISED_Pause |
  42                                      ADVERTISED_Autoneg;
  43                 state->an_enabled = 1;
  44                 break;
  45         }
  46 +
  47 +       /* All modes support flow control */
  48 +       state->supported |= SUPPORTED_Pause;
  49 +       state->advertising |= ADVERTISED_Pause;
  50 +
  51         return 0;
  52  }
  53