Files
pmaports-rtwo/device/testing/linux-samsung-j4lte/0004-drivers-usb-u_ether-Force-setting-random-MAC-address.patch
T
Hendra Manudinata bfdbb4a3a3 testing/device-samsung-j4lte: New device (MR 5936)
Successfully built and booted postmarketOS on Samsung Galaxy J4.
It's based on Exynos 7570, same SoC used by samsung-xcover4lte [1].

Currently, these are tested working:

  - Boots from internal storage
  - Display (console framebuffer is NOT working, kernel panics)
  - Framebuffer (additionally with msm-fb-refresher to refresh the screen)
  - Touchscreen
  - USB Networking (RNDIS)
  - Wi-Fi

Tested UI environments:

  - XFCE 4
  - Console (Kernel log doesn't show up because
    `CONFIG_FRAMEBUFFER_CONSOLE` is not enabled, but enabling it panics
    the kernel. This is a known issue for some Samsung devices, notably
samsung-crownlte [2].)

[1] https://wiki.postmarketos.org/wiki/Samsung_Galaxy_Xcover_4_(samsung-xcover4lte)

[2] https://wiki.postmarketos.org/wiki/Samsung_Galaxy_Note_9_(Exynos)_(samsung-crownlte)#Current_status
2024-12-24 21:14:59 +09:00

37 lines
1.2 KiB
Diff

From 85d282bcd9ae6a907c10c51354c34a2a5c4cab81 Mon Sep 17 00:00:00 2001
From: Hendra Manudinata <manoedinata@gmail.com>
Date: Tue, 7 May 2024 23:40:58 +0700
Subject: [PATCH 4/6] drivers: usb: u_ether: Force setting random MAC address
Signed-off-by: Hendra Manudinata <manoedinata@gmail.com>
---
drivers/usb/gadget/function/u_ether.c | 6 ------
1 file changed, 6 deletions(-)
diff --git a/drivers/usb/gadget/function/u_ether.c b/drivers/usb/gadget/function/u_ether.c
index b7d94ae9..6252450c 100644
--- a/drivers/usb/gadget/function/u_ether.c
+++ b/drivers/usb/gadget/function/u_ether.c
@@ -1270,18 +1270,12 @@ struct eth_dev *gether_setup_name(struct usb_gadget *g, u8 ethaddr[ETH_ALEN],
if (get_ether_addr(dev_addr, net->dev_addr))
dev_warn(&g->dev,
"using random %s ethernet address\n", "self");
-#ifdef CONFIG_USB_ANDROID_SAMSUNG_COMPOSITE
- memcpy(dev->host_mac, ethaddr, ETH_ALEN);
- printk(KERN_DEBUG "usb: set unique host mac\n");
-
-#else
if (get_ether_addr(host_addr, dev->host_mac))
dev_warn(&g->dev,
"using random %s ethernet address\n", "host");
if (ethaddr)
memcpy(ethaddr, dev->host_mac, ETH_ALEN);
-#endif
net->netdev_ops = &eth_netdev_ops;
net->ethtool_ops = &ops;
--
2.34.1