Hello:
This patch was applied to netdev/net.git (refs/heads/master):
On Tue, 2 Mar 2021 16:57:21 +0800 you wrote:
> On Intel platforms which consist of two Ethernet Controllers such as
> TGL-H and ADL-S, a unique MDIO bus id is required for MDIO bus to be
> successful registered:
>
> [ 13.076133] sysfs: cannot create duplicate filename
> '/class/mdio_bus/stmmac-1'
> [ 13.083404] CPU: 8 PID: 1898 Comm: systemd-udevd Tainted: G U
> 5.11.0-net-next #106
> [ 13.092410] Hardware name: Intel Corporation Alder Lake Client
> Platform/AlderLake-S ADP-S DRR4 CRB, BIOS ADLIFSI1.R00.1494.B00.2012031421
> 12/03/2020
> [ 13.105709] Call Trace:
> [ 13.108176] dump_stack+0x64/0x7c
> [ 13.111553] sysfs_warn_dup+0x56/0x70
> [ 13.115273] sysfs_do_create_link_sd.isra.2+0xbd/0xd0
> [ 13.120371] device_add+0x4df/0x840
> [ 13.123917] ? complete_all+0x2a/0x40
> [ 13.127636] __mdiobus_register+0x98/0x310 [libphy]
> [ 13.132572] stmmac_mdio_register+0x1c5/0x3f0 [stmmac]
> [ 13.137771] ? stmmac_napi_add+0xa5/0xf0 [stmmac]
> [ 13.142493] stmmac_dvr_probe+0x806/0xee0 [stmmac]
> [ 13.147341] intel_eth_pci_probe+0x1cb/0x250 [dwmac_intel]
> [ 13.152884] pci_device_probe+0xd2/0x150
> [ 13.156897] really_probe+0xf7/0x4d0
> [ 13.160527] driver_probe_device+0x5d/0x140
> [ 13.164761] device_driver_attach+0x4f/0x60
> [ 13.168996] __driver_attach+0xa2/0x140
> [ 13.172891] ? device_driver_attach+0x60/0x60
> [ 13.177300] bus_for_each_dev+0x76/0xc0
> [ 13.181188] bus_add_driver+0x189/0x230
> [ 13.185083] ? 0xffffffffc0795000
> [ 13.188446] driver_register+0x5b/0xf0
> [ 13.192249] ? 0xffffffffc0795000
> [ 13.195577] do_one_initcall+0x4d/0x210
> [ 13.199467] ? kmem_cache_alloc_trace+0x2ff/0x490
> [ 13.204228] do_init_module+0x5b/0x21c
> [ 13.208031] load_module+0x2a0c/0x2de0
> [ 13.211838] ? __do_sys_finit_module+0xb1/0x110
> [ 13.216420] __do_sys_finit_module+0xb1/0x110
> [ 13.220825] do_syscall_64+0x33/0x40
> [ 13.224451] entry_SYSCALL_64_after_hwframe+0x44/0xae
> [ 13.229515] RIP: 0033:0x7fc2b1919ccd
> [ 13.233113] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89
> f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d
> 01 f0 ff ff 73 01 c3 48 8b 0d 93 31 0c 00 f7 d8 64 89 01 48
> [ 13.251912] RSP: 002b:00007ffcea2e5b98 EFLAGS: 00000246 ORIG_RAX:
> 0000000000000139
> [ 13.259527] RAX: ffffffffffffffda RBX: 0000560558920f10 RCX:
> 00007fc2b1919ccd
> [ 13.266706] RDX: 0000000000000000 RSI: 00007fc2b1a881e3 RDI:
> 0000000000000012
> [ 13.273887] RBP: 0000000000020000 R08: 0000000000000000 R09:
> 0000000000000000
> [ 13.281036] R10: 0000000000000012 R11: 0000000000000246 R12:
> 00007fc2b1a881e3
> [ 13.288183] R13: 0000000000000000 R14: 0000000000000000 R15:
> 00007ffcea2e5d58
> [ 13.295389] libphy: mii_bus stmmac-1 failed to register
>
> [...]
Here is the summary with links:
- [net,1/1] stmmac: intel: Fix mdio bus registration issue for TGL-H/ADL-S
https://git.kernel.org/netdev/net/c/fa706dce2f2d
You are awesome, thank you!
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