Openwrt/target/linux/bcm27xx/patches-5.4/950-0111-lan78xx-Read-initial-EEE-status-from-DT.patch
John Audia da98603597 kernel: bump 5.4 to 5.4.58
This PR is a blend of several kernel bumps authored by ldir taken from his
staging tree w/ some further adjustments made by me and update_kernel.sh

Summary:
Deleted upstreamed patches:
  generic:
    742-v5.5-net-sfp-add-support-for-module-quirks.patch
    743-v5.5-net-sfp-add-some-quirks-for-GPON-modules.patch
  bcm63xx:
    022-v5.8-mtd-rawnand-brcmnand-correctly-verify-erased-pages.patch
    024-v5.8-mtd-rawnand-brcmnand-fix-CS0-layout.patch
  mediatek:
    0402-net-ethernet-mtk_eth_soc-Always-call-mtk_gmac0_rgmii.patch

Deleted patches applied differently upstream:
  generic:
    641-sch_cake-fix-IP-protocol-handling-in-the-presence-of.patch

Manually merged patches:
  generic:
    395-v5.8-net-sch_cake-Take-advantage-of-skb-hash-where-appropriate.patch
  bcm27xx:
    950-0132-lan78xx-Debounce-link-events-to-minimize-poll-storm.patch
  layerscape:
    701-net-0231-enetc-Use-DT-protocol-information-to-set-up-the-port.patch

Build system: x86_64
Build-tested: ath79/generic, bcm27xx/bcm2708, bcm27xx/bcm2711,
  imx6, mvebu/cortexa9, sunxi/a53
Run-tested: Netgear R7800 (ipq806x)

No dmesg regressions, everything functional

Signed-off-by: John Audia <graysky@archlinux.us>
Tested-By: Lucian Cristian <Lucian.cristian@gmail.com> [mvebu]
Tested-By: Curtis Deptuck <curtdept@me.com> [x86/64]
[do not remove 395-v5.8-net-sch_cake-Take-advantage-... patch,
adjust and refresh patches, adjust commit message]
Signed-off-by: Adrian Schmutzler <freifunk@adrianschmutzler.de>
Tested-By: John Audia <graysky@archlinux.us> [ipq806x]
2020-08-18 18:14:54 +02:00

41 lines
1.3 KiB
Diff

From 6b4370dc812a5a982b687730e7d6f4f11626408f Mon Sep 17 00:00:00 2001
From: Phil Elwell <phil@raspberrypi.org>
Date: Fri, 9 Mar 2018 12:01:00 +0000
Subject: [PATCH] lan78xx: Read initial EEE status from DT
Add two new DT properties:
* microchip,eee-enabled - a boolean to enable EEE
* microchip,tx-lpi-timer - time in microseconds to wait before entering
low power state
Signed-off-by: Phil Elwell <phil@raspberrypi.org>
---
drivers/net/usb/lan78xx.c | 16 ++++++++++++++++
1 file changed, 16 insertions(+)
--- a/drivers/net/usb/lan78xx.c
+++ b/drivers/net/usb/lan78xx.c
@@ -2643,6 +2643,22 @@ static int lan78xx_open(struct net_devic
netif_dbg(dev, ifup, dev->net, "phy initialised successfully");
+ if (of_property_read_bool(dev->udev->dev.of_node,
+ "microchip,eee-enabled")) {
+ struct ethtool_eee edata;
+ memset(&edata, 0, sizeof(edata));
+ edata.cmd = ETHTOOL_SEEE;
+ edata.advertised = ADVERTISED_1000baseT_Full |
+ ADVERTISED_100baseT_Full;
+ edata.eee_enabled = true;
+ edata.tx_lpi_enabled = true;
+ if (of_property_read_u32(dev->udev->dev.of_node,
+ "microchip,tx-lpi-timer",
+ &edata.tx_lpi_timer))
+ edata.tx_lpi_timer = 600; /* non-aggressive */
+ (void)lan78xx_set_eee(net, &edata);
+ }
+
/* for Link Check */
if (dev->urb_intr) {
ret = usb_submit_urb(dev->urb_intr, GFP_KERNEL);