103 lines
3.3 KiB
Diff
103 lines
3.3 KiB
Diff
From 5ca1d47e065c0318774a946ffdf76010c78cc164 Mon Sep 17 00:00:00 2001
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From: Chukun Pan <amadeus@jmu.edu.cn>
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Date: Sat, 10 Aug 2024 20:16:32 +0800
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Subject: [PATCH] r8126: 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: Chukun Pan <amadeus@jmu.edu.cn>
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Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
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---
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src/r8126.h | 2 ++
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src/r8126_n.c | 48 +++++++++++++++++++++++++++++++++++++++++++++---
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2 files changed, 47 insertions(+), 3 deletions(-)
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--- a/src/r8126.h
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+++ b/src/r8126.h
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@@ -1561,6 +1561,8 @@ enum RTL8126_register_content {
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LinkStatus = 0x02,
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FullDup = 0x01,
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+#define RTL8126_FULL_DUPLEX_MASK (_5000bpsF | _2500bpsF | _1000bpsF | FullDup)
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+
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/* DBG_reg */
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Fix_Nak_1 = (1 << 4),
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Fix_Nak_2 = (1 << 3),
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--- a/src/r8126_n.c
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+++ b/src/r8126_n.c
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@@ -39,6 +39,7 @@
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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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@@ -4740,6 +4741,40 @@ rtl8126_link_down_patch(struct net_devic
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#endif
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}
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+static unsigned int rtl8126_phy_duplex(u16 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 & RTL8126_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 rtl8126_phy_speed(u16 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 & _5000bpsF)
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+ speed = SPEED_5000;
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+ else if (status & _2500bpsF)
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+ speed = SPEED_2500;
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+ else if (status & _1000bpsF)
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+ speed = SPEED_1000;
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+ else 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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_rtl8126_check_link_status(struct net_device *dev)
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{
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@@ -4748,11 +4783,18 @@ _rtl8126_check_link_status(struct net_de
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if (tp->link_ok(dev)) {
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rtl8126_link_on_patch(dev);
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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 u16 phy_status = RTL_R16(tp, PHYstatus);
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+ const unsigned int phy_duplex = rtl8126_phy_duplex(phy_status);
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+ const int phy_speed = rtl8126_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 (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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rtl8126_link_down_patch(dev);
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}
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