101 lines
3.6 KiB
Diff
101 lines
3.6 KiB
Diff
From ec0de750e20073b23c91b67f4bc3ab71c50f0eed Mon Sep 17 00:00:00 2001
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From: =?UTF-8?q?=C3=81lvaro=20Fern=C3=A1ndez=20Rojas?= <noltari@gmail.com>
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Date: Sat, 17 Aug 2024 21:19:54 +0200
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Subject: [PATCH] r8101: print link speed and duplex mode
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MIME-Version: 1.0
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Content-Type: text/plain; charset=UTF-8
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Content-Transfer-Encoding: 8bit
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Like other Ethernet drivers, print link speed and duplex mode
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when the interface is up. Formatting output at the same time.
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Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
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---
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src/r8101.h | 2 ++
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src/r8101_n.c | 42 +++++++++++++++++++++++++++++++++++++++---
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2 files changed, 41 insertions(+), 3 deletions(-)
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--- a/src/r8101.h
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+++ b/src/r8101.h
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@@ -1162,6 +1162,8 @@ enum RTL8101_register_content {
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LinkStatus = 0x02,
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FullDup = 0x01,
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+#define RTL8101_FULL_DUPLEX_MASK (FullDup)
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+
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/* ResetCounterCommand */
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CounterReset = 0x1,
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/* DumpCounterCommand */
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--- a/src/r8101_n.c
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+++ b/src/r8101_n.c
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@@ -39,6 +39,7 @@ This driver is modified from r8169.c in
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#include <linux/module.h>
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#include <linux/version.h>
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#include <linux/pci.h>
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+#include <linux/phy.h>
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#include <linux/netdevice.h>
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#include <linux/etherdevice.h>
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#include <linux/delay.h>
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@@ -2838,6 +2839,34 @@ rtl8101_issue_offset_99_event(struct rtl
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}
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}
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+static unsigned int rtl8101_phy_duplex(u8 status)
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+{
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+ unsigned int duplex = DUPLEX_UNKNOWN;
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+
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+ if (status & LinkStatus) {
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+ if (status & RTL8101_FULL_DUPLEX_MASK)
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+ duplex = DUPLEX_FULL;
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+ else
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+ duplex = DUPLEX_HALF;
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+ }
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+
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+ return duplex;
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+}
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+
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+static int rtl8101_phy_speed(u8 status)
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+{
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+ int speed = SPEED_UNKNOWN;
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+
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+ if (status & LinkStatus) {
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+ if (status & _100bps)
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+ speed = SPEED_100;
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+ else if (status & _10bps)
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+ speed = SPEED_10;
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+ }
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+
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+ return speed;
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+}
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+
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static void
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rtl8101_check_link_status(struct net_device *dev)
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{
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@@ -2913,8 +2942,15 @@ rtl8101_check_link_status(struct net_dev
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tp->phy_reg_aner = rtl8101_mdio_read(tp, MII_EXPANSION);
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tp->phy_reg_anlpar = rtl8101_mdio_read(tp, MII_LPA);
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- if (netif_msg_ifup(tp))
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- printk(KERN_INFO PFX "%s: link up\n", dev->name);
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+ if (netif_msg_ifup(tp)) {
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+ const u8 phy_status = RTL_R8(tp, PHYstatus);
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+ const unsigned int phy_duplex = rtl8101_phy_duplex(phy_status);
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+ const int phy_speed = rtl8101_phy_speed(phy_status);
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+ printk(KERN_INFO PFX "%s: Link is Up - %s/%s\n",
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+ dev->name,
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+ phy_speed_to_str(phy_speed),
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+ phy_duplex_to_str(phy_duplex));
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+ }
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} else {
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if (tp->mcfg == CFG_METHOD_11 || tp->mcfg == CFG_METHOD_12 ||
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tp->mcfg == CFG_METHOD_13) {
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@@ -2925,7 +2961,7 @@ rtl8101_check_link_status(struct net_dev
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rtl8101_mdio_write(tp, 0x1F, 0x0000);
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}
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if (netif_msg_ifdown(tp))
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- printk(KERN_INFO PFX "%s: link down\n", dev->name);
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+ printk(KERN_INFO PFX "%s: Link is Down\n", dev->name);
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tp->phy_reg_aner = 0;
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tp->phy_reg_anlpar = 0;
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