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kernel: r8126: print link status when link up

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Like other Ethernet drivers, print link speed and duplex mode
when the interface is up. Formatting output at the same time.

Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
Signed-off-by: Chukun Pan <amadeus@jmu.edu.cn>
(cherry picked from 5d2a008670)
This commit is contained in:
Álvaro Fernández Rojas 2024-08-17 21:55:42 +02:00
parent 4d33716f96
commit bd79a16674
2 changed files with 104 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
package/kernel/r8126/Makefile
View File

@ -2,7 +2,7 @@ include $(TOPDIR)/rules.mk
PKG_NAME:=r8126
PKG_VERSION:=10.013.00
PKG_RELEASE:=3
PKG_RELEASE:=4
PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.bz2
PKG_SOURCE_URL:=https://github.com/openwrt/rtl8126/releases/download/$(PKG_VERSION)
@ -18,7 +18,7 @@ include $(INCLUDE_DIR)/package.mk
define KernelPackage/r8126
SUBMENU:=Network Devices
TITLE:=Realtek RTL8126 PCI 5 Gigabit Ethernet driver
DEPENDS:=@PCI_SUPPORT
DEPENDS:=@PCI_SUPPORT +kmod-libphy
FILES:=$(PKG_BUILD_DIR)/src/r8126.ko
AUTOLOAD:=$(call AutoProbe,r8126)
PROVIDES:=kmod-r8169

102
package/kernel/r8126/patches/200-r8126-print-link-speed-and-duplex-mode.patch Normal file
View File

@ -0,0 +1,102 @@
From 5ca1d47e065c0318774a946ffdf76010c78cc164 Mon Sep 17 00:00:00 2001
From: Chukun Pan <amadeus@jmu.edu.cn>
Date: Sat, 10 Aug 2024 20:16:32 +0800
Subject: [PATCH] r8126: print link speed and duplex mode
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
Like other Ethernet drivers, print link speed and duplex mode
when the interface is up. Formatting output at the same time.
Signed-off-by: Chukun Pan <amadeus@jmu.edu.cn>
Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
---
src/r8126.h | 2 ++
src/r8126_n.c | 48 +++++++++++++++++++++++++++++++++++++++++++++---
2 files changed, 47 insertions(+), 3 deletions(-)
--- a/src/r8126.h
+++ b/src/r8126.h
@@ -1561,6 +1561,8 @@ enum RTL8126_register_content {
LinkStatus = 0x02,
FullDup = 0x01,
+#define RTL8126_FULL_DUPLEX_MASK (_5000bpsF | _2500bpsF | _1000bpsF | FullDup)
+
/* DBG_reg */
Fix_Nak_1 = (1 << 4),
Fix_Nak_2 = (1 << 3),
--- a/src/r8126_n.c
+++ b/src/r8126_n.c
@@ -39,6 +39,7 @@
#include <linux/module.h>
#include <linux/version.h>
#include <linux/pci.h>
+#include <linux/phy.h>
#include <linux/netdevice.h>
#include <linux/etherdevice.h>
#include <linux/delay.h>
@@ -4740,6 +4741,40 @@ rtl8126_link_down_patch(struct net_devic
#endif
}
+static unsigned int rtl8126_phy_duplex(u16 status)
+{
+ unsigned int duplex = DUPLEX_UNKNOWN;
+
+ if (status & LinkStatus) {
+ if (status & RTL8126_FULL_DUPLEX_MASK)
+ duplex = DUPLEX_FULL;
+ else
+ duplex = DUPLEX_HALF;
+ }
+
+ return duplex;
+}
+
+static int rtl8126_phy_speed(u16 status)
+{
+ int speed = SPEED_UNKNOWN;
+
+ if (status & LinkStatus) {
+ if (status & _5000bpsF)
+ speed = SPEED_5000;
+ else if (status & _2500bpsF)
+ speed = SPEED_2500;
+ else if (status & _1000bpsF)
+ speed = SPEED_1000;
+ else if (status & _100bps)
+ speed = SPEED_100;
+ else if (status & _10bps)
+ speed = SPEED_10;
+ }
+
+ return speed;
+}
+
static void
_rtl8126_check_link_status(struct net_device *dev)
{
@@ -4748,11 +4783,18 @@ _rtl8126_check_link_status(struct net_de
if (tp->link_ok(dev)) {
rtl8126_link_on_patch(dev);
- if (netif_msg_ifup(tp))
- printk(KERN_INFO PFX "%s: link up\n", dev->name);
+ if (netif_msg_ifup(tp)) {
+ const u16 phy_status = RTL_R16(tp, PHYstatus);
+ const unsigned int phy_duplex = rtl8126_phy_duplex(phy_status);
+ const int phy_speed = rtl8126_phy_speed(phy_status);
+ printk(KERN_INFO PFX "%s: Link is Up - %s/%s\n",
+ dev->name,
+ phy_speed_to_str(phy_speed),
+ phy_duplex_to_str(phy_duplex));
+ }
} else {
if (netif_msg_ifdown(tp))
- printk(KERN_INFO PFX "%s: link down\n", dev->name);
+ printk(KERN_INFO PFX "%s: Link is Down\n", dev->name);
rtl8126_link_down_patch(dev);
}