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authorJamie Gloudon <jamie.gloudon@gmx.fr>2023-01-04 00:06:53 +0100
committerJakub Kicinski <kuba@kernel.org>2023-01-10 02:39:43 +0100
commitcbdbb58b6c796e48ad6346e07bf3ae65cf4dc69b (patch)
tree8492fc837a3b56f14301fac42d0188f81008e00a
parentnet: skb: remove old comments about frag_size for build_skb() (diff)
downloadlinux-cbdbb58b6c796e48ad6346e07bf3ae65cf4dc69b.tar.xz
linux-cbdbb58b6c796e48ad6346e07bf3ae65cf4dc69b.zip
e1000e: Enable Link Partner Advertised Support
This enables link partner advertised support to show link modes and pause frame use. Signed-off-by: Jamie Gloudon <jamie.gloudon@gmx.fr> Tested-by: Naama Meir <naamax.meir@linux.intel.com> Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com> Reviewed-by: Andrew Lunn <andrew@lunn.ch> Link: https://lore.kernel.org/r/20230103230653.1102544-1-anthony.l.nguyen@intel.com Signed-off-by: Jakub Kicinski <kuba@kernel.org>
-rw-r--r--drivers/net/ethernet/intel/e1000e/ethtool.c10
-rw-r--r--drivers/net/ethernet/intel/e1000e/phy.c9
2 files changed, 18 insertions, 1 deletions
diff --git a/drivers/net/ethernet/intel/e1000e/ethtool.c b/drivers/net/ethernet/intel/e1000e/ethtool.c
index 59e82d131d88..721f86fd5802 100644
--- a/drivers/net/ethernet/intel/e1000e/ethtool.c
+++ b/drivers/net/ethernet/intel/e1000e/ethtool.c
@@ -110,9 +110,9 @@ static const char e1000_gstrings_test[][ETH_GSTRING_LEN] = {
static int e1000_get_link_ksettings(struct net_device *netdev,
struct ethtool_link_ksettings *cmd)
{
+ u32 speed, supported, advertising, lp_advertising, lpa_t;
struct e1000_adapter *adapter = netdev_priv(netdev);
struct e1000_hw *hw = &adapter->hw;
- u32 speed, supported, advertising;
if (hw->phy.media_type == e1000_media_type_copper) {
supported = (SUPPORTED_10baseT_Half |
@@ -120,7 +120,9 @@ static int e1000_get_link_ksettings(struct net_device *netdev,
SUPPORTED_100baseT_Half |
SUPPORTED_100baseT_Full |
SUPPORTED_1000baseT_Full |
+ SUPPORTED_Asym_Pause |
SUPPORTED_Autoneg |
+ SUPPORTED_Pause |
SUPPORTED_TP);
if (hw->phy.type == e1000_phy_ife)
supported &= ~SUPPORTED_1000baseT_Full;
@@ -192,10 +194,16 @@ static int e1000_get_link_ksettings(struct net_device *netdev,
if (hw->phy.media_type != e1000_media_type_copper)
cmd->base.eth_tp_mdix_ctrl = ETH_TP_MDI_INVALID;
+ lpa_t = mii_stat1000_to_ethtool_lpa_t(adapter->phy_regs.stat1000);
+ lp_advertising = lpa_t |
+ mii_lpa_to_ethtool_lpa_t(adapter->phy_regs.lpa);
+
ethtool_convert_legacy_u32_to_link_mode(cmd->link_modes.supported,
supported);
ethtool_convert_legacy_u32_to_link_mode(cmd->link_modes.advertising,
advertising);
+ ethtool_convert_legacy_u32_to_link_mode(cmd->link_modes.lp_advertising,
+ lp_advertising);
return 0;
}
diff --git a/drivers/net/ethernet/intel/e1000e/phy.c b/drivers/net/ethernet/intel/e1000e/phy.c
index 060b263348ce..08c3d477dd6f 100644
--- a/drivers/net/ethernet/intel/e1000e/phy.c
+++ b/drivers/net/ethernet/intel/e1000e/phy.c
@@ -2,6 +2,7 @@
/* Copyright(c) 1999 - 2018 Intel Corporation. */
#include "e1000.h"
+#include <linux/ethtool.h>
static s32 e1000_wait_autoneg(struct e1000_hw *hw);
static s32 e1000_access_phy_wakeup_reg_bm(struct e1000_hw *hw, u32 offset,
@@ -1011,6 +1012,8 @@ static s32 e1000_phy_setup_autoneg(struct e1000_hw *hw)
*/
mii_autoneg_adv_reg &=
~(ADVERTISE_PAUSE_ASYM | ADVERTISE_PAUSE_CAP);
+ phy->autoneg_advertised &=
+ ~(ADVERTISED_Pause | ADVERTISED_Asym_Pause);
break;
case e1000_fc_rx_pause:
/* Rx Flow control is enabled, and Tx Flow control is
@@ -1024,6 +1027,8 @@ static s32 e1000_phy_setup_autoneg(struct e1000_hw *hw)
*/
mii_autoneg_adv_reg |=
(ADVERTISE_PAUSE_ASYM | ADVERTISE_PAUSE_CAP);
+ phy->autoneg_advertised |=
+ (ADVERTISED_Pause | ADVERTISED_Asym_Pause);
break;
case e1000_fc_tx_pause:
/* Tx Flow control is enabled, and Rx Flow control is
@@ -1031,6 +1036,8 @@ static s32 e1000_phy_setup_autoneg(struct e1000_hw *hw)
*/
mii_autoneg_adv_reg |= ADVERTISE_PAUSE_ASYM;
mii_autoneg_adv_reg &= ~ADVERTISE_PAUSE_CAP;
+ phy->autoneg_advertised |= ADVERTISED_Asym_Pause;
+ phy->autoneg_advertised &= ~ADVERTISED_Pause;
break;
case e1000_fc_full:
/* Flow control (both Rx and Tx) is enabled by a software
@@ -1038,6 +1045,8 @@ static s32 e1000_phy_setup_autoneg(struct e1000_hw *hw)
*/
mii_autoneg_adv_reg |=
(ADVERTISE_PAUSE_ASYM | ADVERTISE_PAUSE_CAP);
+ phy->autoneg_advertised |=
+ (ADVERTISED_Pause | ADVERTISED_Asym_Pause);
break;
default:
e_dbg("Flow control param set incorrectly\n");