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authorDavid S. Miller <davem@davemloft.net>2018-11-24 17:01:43 -0800
committerDavid S. Miller <davem@davemloft.net>2018-11-24 17:01:43 -0800
commitb1bf78bfb2e4c9ffa03ccdbc60d89a2f7c5fd82c (patch)
treefcd93c3f54a72ca6a6ee97f015efebe6d80a3271 /drivers/net/ethernet/broadcom/tg3.c
parentptp: Fix pass zero to ERR_PTR() in ptp_clock_register (diff)
parentMerge tag 'arm64-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux (diff)
downloadlinux-dev-b1bf78bfb2e4c9ffa03ccdbc60d89a2f7c5fd82c.tar.xz
linux-dev-b1bf78bfb2e4c9ffa03ccdbc60d89a2f7c5fd82c.zip
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Diffstat (limited to 'drivers/net/ethernet/broadcom/tg3.c')
-rw-r--r--drivers/net/ethernet/broadcom/tg3.c18
1 files changed, 16 insertions, 2 deletions
diff --git a/drivers/net/ethernet/broadcom/tg3.c b/drivers/net/ethernet/broadcom/tg3.c
index dc155c692c40..3b1397af81f7 100644
--- a/drivers/net/ethernet/broadcom/tg3.c
+++ b/drivers/net/ethernet/broadcom/tg3.c
@@ -12434,6 +12434,7 @@ static int tg3_set_ringparam(struct net_device *dev, struct ethtool_ringparam *e
{
struct tg3 *tp = netdev_priv(dev);
int i, irq_sync = 0, err = 0;
+ bool reset_phy = false;
if ((ering->rx_pending > tp->rx_std_ring_mask) ||
(ering->rx_jumbo_pending > tp->rx_jmb_ring_mask) ||
@@ -12465,7 +12466,13 @@ static int tg3_set_ringparam(struct net_device *dev, struct ethtool_ringparam *e
if (netif_running(dev)) {
tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
- err = tg3_restart_hw(tp, false);
+ /* Reset PHY to avoid PHY lock up */
+ if (tg3_asic_rev(tp) == ASIC_REV_5717 ||
+ tg3_asic_rev(tp) == ASIC_REV_5719 ||
+ tg3_asic_rev(tp) == ASIC_REV_5720)
+ reset_phy = true;
+
+ err = tg3_restart_hw(tp, reset_phy);
if (!err)
tg3_netif_start(tp);
}
@@ -12499,6 +12506,7 @@ static int tg3_set_pauseparam(struct net_device *dev, struct ethtool_pauseparam
{
struct tg3 *tp = netdev_priv(dev);
int err = 0;
+ bool reset_phy = false;
if (tp->link_config.autoneg == AUTONEG_ENABLE)
tg3_warn_mgmt_link_flap(tp);
@@ -12568,7 +12576,13 @@ static int tg3_set_pauseparam(struct net_device *dev, struct ethtool_pauseparam
if (netif_running(dev)) {
tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
- err = tg3_restart_hw(tp, false);
+ /* Reset PHY to avoid PHY lock up */
+ if (tg3_asic_rev(tp) == ASIC_REV_5717 ||
+ tg3_asic_rev(tp) == ASIC_REV_5719 ||
+ tg3_asic_rev(tp) == ASIC_REV_5720)
+ reset_phy = true;
+
+ err = tg3_restart_hw(tp, reset_phy);
if (!err)
tg3_netif_start(tp);
}