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Date: Thu, 14 Jun 2018 09:21:01 -0500
From: Dinh Nguyen <dinh.linux@...il.com>
To: Marek Vasut <marex@...x.de>
Cc: Jose.Abreu@...opsys.com, netdev@...r.kernel.org,
David Miller <davem@...emloft.net>, clabbe@...libre.com,
Dinh Nguyen <dinguyen@...nel.org>
Subject: Re: [BUG] net: stmmac: socfpga ethernet no longer working on linux-next
On Thu, Jun 14, 2018 at 6:14 AM Marek Vasut <marex@...x.de> wrote:
>
> On 06/14/2018 10:18 AM, Jose Abreu wrote:
> > On 14-06-2018 08:38, Jose Abreu wrote:
> >> Hello,
> >>
> >> On 13-06-2018 21:46, Dinh Nguyen wrote:
> >>> Hi,
> >>>
> >>> The stmmac ethernet has stopped working in linux-next and linus/master
> >>> branch(v4.17-11782-gbe779f03d563)
> >>>
> >>> It appears that the stmmac ethernet has stopped working after these 2 commits:
> >>>
> >>> 4dbbe8dde848 net: stmmac: Add support for U32 TC filter using Flexible RX Parser
> >>> 5f0456b43140 net: stmmac: Implement logic to automatically select HW Interface
> >>>
> >>> If I move to this commit "565020aaeebf net: stmmac: Disable ACS
> >>> Feature for GMAC >= 4", then the stmmac works again on SoCFPGA.
> >>>
> >>> I was following this thread:
> >>> https://urldefense.proofpoint.com/v2/url?u=https-3A__www.spinics.net_lists_netdev_msg502858.html&d=DwIBaQ&c=DPL6_X_6JkXFx7AXWqB0tg&r=yaVFU4TjGY0gVF8El1uKcisy6TPsyCl9uN7Wsis-qhY&m=fvPkLp2xlWolmIYwoFLmALhxlycg1w0UmxiYdT7qojc&s=aC4a2U3X_siDxSNz3c5OeadhEJWll31yP-oi5nNar94&e=
> >>>
> >>> Was wondering if there was a patch to fix dwmac-sun8i that the socfpga
> >>> platform needs as well?
> >> Probably. I will check and get back to you ASAP.
> >
> > This seems to be a different problem. Can you send me your dmesg
> > log and DT bindings you are using?
>
> arch/arm/boot/dts/socfpga_arria10_socdk_sdmmc.dts
> for example fails for me in next/master. Worked on 4.17-rc7.
>
I'm using "arch/arm/boot/dts/socfpga_arria5_socdk.dts". Here's my boot log:
It appears to just get stuck in "eth0: link becomes ready", times out
and reinits:
[ 0.000000] Linux version 4.17.0-11782-gbe779f03d563-dirty (dinguyen@...ux-bu
ilds1) (gcc version 7.2.1 20171011 (Linaro GCC 7.2-2017.11)) #26 SMP Thu Jun 14
09:01:38 CDT 2018
[ 0.000000] CPU: ARMv7 Processor [413fc090] revision 0 (ARMv7), cr=10c5387d
[ 0.000000] CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instructio
n cache
[ 0.000000] OF: fdt: Machine model: Altera SOCFPGA Arria V SoC Development Ki
t
[ 0.000000] debug: ignoring loglevel setting.
[ 0.000000] Memory policy: Data cache writealloc
[ 0.000000] On node 0 totalpages: 262144
[ 0.000000] Normal zone: 1536 pages used for memmap
[ 0.000000] Normal zone: 0 pages reserved
[ 0.000000] Normal zone: 196608 pages, LIFO batch:31
[ 0.000000] HighMem zone: 65536 pages, LIFO batch:15
[ 0.000000] random: get_random_bytes called from start_kernel+0xac/0x488 with
crng_init=0
[ 0.000000] percpu: Embedded 16 pages/cpu @(ptrval) s36044 r8192 d21300 u6553
6
[ 0.000000] pcpu-alloc: s36044 r8192 d21300 u65536 alloc=16*4096
[ 0.000000] pcpu-alloc: [0] 0 [0] 1
[ 0.000000] Built 1 zonelists, mobility grouping on. Total pages: 260608
[ 0.000000] Kernel command line: root=/dev/nfs rw nfsroot=10.122.105.139:/hom
e/dinguyen/rootfs_yocto ip=dhcp debug ignore_loglevel
[ 0.000000] Dentry cache hash table entries: 131072 (order: 7, 524288 bytes)
[ 0.000000] Inode-cache hash table entries: 65536 (order: 6, 262144 bytes)
[ 0.000000] Memory: 1027460K/1048576K available (7168K kernel code, 508K rwda
ta, 1540K rodata, 1024K init, 133K bss, 21116K reserved, 0K cma-reserved, 262144
K highmem)
[ 0.000000] Virtual kernel memory layout:
[ 0.000000] vector : 0xffff0000 - 0xffff1000 ( 4 kB)
[ 0.000000] fixmap : 0xffc00000 - 0xfff00000 (3072 kB)
[ 0.000000] vmalloc : 0xf0800000 - 0xff800000 ( 240 MB)
[ 0.000000] lowmem : 0xc0000000 - 0xf0000000 ( 768 MB)
[ 0.000000] pkmap : 0xbfe00000 - 0xc0000000 ( 2 MB)
[ 0.000000] modules : 0xbf000000 - 0xbfe00000 ( 14 MB)
[ 0.000000] .text : 0x(ptrval) - 0x(ptrval) (8160 kB)
[ 0.000000] .init : 0x(ptrval) - 0x(ptrval) (1024 kB)
[ 0.000000] .data : 0x(ptrval) - 0x(ptrval) ( 509 kB)
[ 0.000000] .bss : 0x(ptrval) - 0x(ptrval) ( 134 kB)
[ 0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=1
[ 0.000000] ftrace: allocating 25769 entries in 76 pages
[ 0.000000] Hierarchical RCU implementation.
[ 0.000000] RCU event tracing is enabled.
[ 0.000000] NR_IRQS: 16, nr_irqs: 16, preallocated irqs: 16
[ 0.000000] L2C-310 enabling early BRESP for Cortex-A9
[ 0.000000] L2C-310 full line of zeros enabled for Cortex-A9
[ 0.000000] L2C-310 ID prefetch enabled, offset 8 lines
[ 0.000000] L2C-310 dynamic clock gating enabled, standby mode enabled
[ 0.000000] L2C-310 cache controller enabled, 8 ways, 512 kB
[ 0.000000] L2C-310: CACHE_ID 0x410030c9, AUX_CTRL 0x76460001
[ 0.000000] clocksource: timer1: mask: 0xffffffff max_cycles: 0xffffffff, max
_idle_ns: 19112604467 ns
[ 0.000004] sched_clock: 32 bits at 100MHz, resolution 10ns, wraps every 2147
4836475ns
[ 0.000014] Switching to timer-based delay loop, resolution 10ns
[ 0.000150] Console: colour dummy device 80x30
[ 0.000528] console [tty0] enabled
[ 0.000552] Calibrating delay loop (skipped), value calculated using timer fr
equency.. 200.00 BogoMIPS (lpj=1000000)
[ 0.000575] pid_max: default: 32768 minimum: 301
[ 0.000689] Mount-cache hash table entries: 2048 (order: 1, 8192 bytes)
[ 0.000708] Mountpoint-cache hash table entries: 2048 (order: 1, 8192 bytes)
[ 0.001202] CPU: Testing write buffer coherency: ok
[ 0.001236] CPU0: Spectre v2: using BPIALL workaround
[ 0.001454] CPU0: thread -1, cpu 0, socket 0, mpidr 80000000
[ 0.001923] Setting up static identity map for 0x100000 - 0x100060
[ 0.002042] Hierarchical SRCU implementation.
[ 0.002489] smp: Bringing up secondary CPUs ...
[ 0.003035] CPU1: thread -1, cpu 1, socket 0, mpidr 80000001
[ 0.003041] CPU1: Spectre v2: using BPIALL workaround
[ 0.003146] smp: Brought up 1 node, 2 CPUs
[ 0.003165] SMP: Total of 2 processors activated (400.00 BogoMIPS).
[ 0.003177] CPU: All CPU(s) started in SVC mode.
[ 0.003986] devtmpfs: initialized
[ 0.007541] VFP support v0.3: implementor 41 architecture 3 part 30 variant 9
rev 4
[ 0.007737] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, ma
x_idle_ns: 19112604462750000 ns
[ 0.007764] futex hash table entries: 512 (order: 3, 32768 bytes)
[ 0.008640] NET: Registered protocol family 16
[ 0.009583] DMA: preallocated 256 KiB pool for atomic coherent allocations
[ 0.010648] hw-breakpoint: found 5 (+1 reserved) breakpoint and 1 watchpoint
registers.
[ 0.010676] hw-breakpoint: maximum watchpoint size is 4 bytes.
[ 0.027506] vgaarb: loaded
[ 0.027786] SCSI subsystem initialized
[ 0.028018] usbcore: registered new interface driver usbfs
[ 0.028109] usbcore: registered new interface driver hub
[ 0.028190] usbcore: registered new device driver usb
[ 0.028375] usb_phy_generic soc:usbphy: soc:usbphy supply vcc not found, usin
g dummy regulator
[ 0.028884] pps_core: LinuxPPS API ver. 1 registered
[ 0.028906] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giome
tti <giometti@...ux.it>
[ 0.028941] PTP clock support registered
[ 0.029114] FPGA manager framework
[ 0.030434] clocksource: Switched to clocksource timer1
[ 0.078659] NET: Registered protocol family 2
[ 0.079128] tcp_listen_portaddr_hash hash table entries: 512 (order: 0, 6144
bytes)
[ 0.079164] TCP established hash table entries: 8192 (order: 3, 32768 bytes)
[ 0.079229] TCP bind hash table entries: 8192 (order: 4, 65536 bytes)
[ 0.079332] TCP: Hash tables configured (established 8192 bind 8192)
[ 0.079428] UDP hash table entries: 512 (order: 2, 16384 bytes)
[ 0.079469] UDP-Lite hash table entries: 512 (order: 2, 16384 bytes)
[ 0.079611] NET: Registered protocol family 1
[ 0.080101] RPC: Registered named UNIX socket transport module.
[ 0.080122] RPC: Registered udp transport module.
[ 0.080133] RPC: Registered tcp transport module.
[ 0.080143] RPC: Registered tcp NFSv4.1 backchannel transport module.
[ 0.080160] PCI: CLS 0 bytes, default 64
[ 0.080784] hw perfevents: enabled with armv7_cortex_a9 PMU driver, 7 counter
s available
[ 0.082584] workingset: timestamp_bits=30 max_order=18 bucket_order=0
[ 0.090349] NFS: Registering the id_resolver key type
[ 0.090453] Key type id_resolver registered
[ 0.090469] Key type id_legacy registered
[ 0.090491] Installing knfsd (copyright (C) 1996 okir@...ad.swb.de).
[ 0.091186] ntfs: driver 2.1.32 [Flags: R/W].
[ 0.091551] jffs2: version 2.2. (NAND) ▒© 2001-2006 Red Hat, Inc.
[ 0.092807] bounce: pool size: 64 pages
[ 0.092835] io scheduler noop registered (default)
[ 0.092848] io scheduler mq-deadline registered
[ 0.092859] io scheduler kyber registered
[ 0.099974] dma-pl330 ffe01000.pdma: Loaded driver for PL330 DMAC-341330
[ 0.100011] dma-pl330 ffe01000.pdma: DBUFF-512x8bytes Num_Chans-8 Num
_Peri-32 Num_Events-8
[ 0.105043] Serial: 8250/16550 driver, 2 ports, IRQ sharing disabled
[ 0.106125] ffc02000.serial0: ttyS0 at MMIO 0xffc02000 (irq = 38, base_baud =
6250000) is a 16550A
[ 0.763357] console [ttyS0] enabled
[ 0.767408] ffc03000.serial1: ttyS1 at MMIO 0xffc03000 (irq = 39, base_baud =
6250000) is a 16550A
[ 0.777740] brd: module loaded
[ 0.781670] cadence-qspi ff705000.spi: n25q512ax3 (65536 Kbytes)
[ 0.787808] 2 fixed-partitions partitions found on MTD device ff705000.spi.0
[ 0.794855] Creating 2 MTD partitions on "ff705000.spi.0":
[ 0.800328] 0x000000000000-0x000000800000 : "Flash 0 Raw Data"
[ 0.806873] 0x000000800000-0x000008000000 : "Flash 0 jffs2 Filesystem"
[ 0.813416] mtd: partition "Flash 0 jffs2 Filesystem" extends beyond the end
of device "ff705000.spi.0" -- size truncated to 0x3800000
[ 0.826562] libphy: Fixed MDIO Bus: probed
[ 0.831312] CAN device driver interface
[ 0.835537] socfpga-dwmac ff702000.ethernet: PTP uses main clock
[ 0.841794] socfpga-dwmac ff702000.ethernet: Version ID not available
[ 0.848223] socfpga-dwmac ff702000.ethernet: DWMAC1000
[ 0.853454] socfpga-dwmac ff702000.ethernet: Normal descriptors
[ 0.859357] socfpga-dwmac ff702000.ethernet: Ring mode enabled
[ 0.865184] socfpga-dwmac ff702000.ethernet: DMA HW capability register suppo
rted
[ 0.872654] socfpga-dwmac ff702000.ethernet: RX Checksum Offload Engine suppo
rted
[ 0.880113] socfpga-dwmac ff702000.ethernet: COE Type 2
[ 0.885329] socfpga-dwmac ff702000.ethernet: TX Checksum insertion supported
[ 0.899744] libphy: stmmac: probed
[ 0.903175] Micrel KSZ9021 Gigabit PHY stmmac-0:04: attached PHY driver [Micr
el KSZ9021 Gigabit PHY] (mii_bus:phy_addr=stmmac-0:04, irq=POLL)
[ 0.916772] dwc2 ffb40000.usb: ffb40000.usb supply vusb_d not found, using du
mmy regulator
[ 0.925092] dwc2 ffb40000.usb: ffb40000.usb supply vusb_a not found, using du
mmy regulator
[ 0.933461] dwc2 ffb40000.usb: dwc2_check_params: Invalid parameter lpm=1
[ 0.940230] dwc2 ffb40000.usb: dwc2_check_params: Invalid parameter lpm_clock
_gating=1
[ 0.948136] dwc2 ffb40000.usb: dwc2_check_params: Invalid parameter besl=1
[ 0.954998] dwc2 ffb40000.usb: dwc2_check_params: Invalid parameter hird_thre
shold_en=1
[ 0.963004] dwc2 ffb40000.usb: EPs: 16, dedicated fifos, 8064 entries in SPRA
M
[ 0.970490] dwc2 ffb40000.usb: DWC OTG Controller
[ 0.975204] dwc2 ffb40000.usb: new USB bus registered, assigned bus number 1
[ 0.982265] dwc2 ffb40000.usb: irq 40, io mem 0xffb40000
[ 0.988221] hub 1-0:1.0: USB hub found
[ 0.992038] hub 1-0:1.0: 1 port detected
[ 0.996636] usbcore: registered new interface driver usb-storage
[ 1.002925] i2c /dev entries driver
[ 1.007280] Synopsys Designware Multimedia Card Interface Driver
[ 1.013615] dw_mmc ff704000.dwmmc0: IDMAC supports 32-bit address mode.
[ 1.020245] dw_mmc ff704000.dwmmc0: Using internal DMA controller.
[ 1.026433] dw_mmc ff704000.dwmmc0: Version ID is 240a
[ 1.031604] dw_mmc ff704000.dwmmc0: DW MMC controller at irq 32,32 bit host d
ata width,1024 deep fifo
[ 1.040982] mmc_host mmc0: card is polling.
[ 1.057816] mmc_host mmc0: Bus speed (slot 0) = 50000000Hz (slot req 400000Hz
, actual 396825HZ div = 63)
[ 1.080628] ledtrig-cpu: registered to indicate activity on CPUs
[ 1.086793] usbcore: registered new interface driver usbhid
[ 1.092376] usbhid: USB HID core driver
[ 1.096453] fpga_manager fpga0: Altera SOCFPGA FPGA Manager registered
[ 1.103496] altera_hps2fpga_bridge ff400000.fpga_bridge: fpga bridge [lwhps2f
pga] registered
[ 1.112159] altera_hps2fpga_bridge ff500000.fpga_bridge: fpga bridge [hps2fpg
a] registered
[ 1.120864] oprofile: using arm/armv7-ca9
[ 1.125539] NET: Registered protocol family 10
[ 1.130705] Segment Routing with IPv6
[ 1.134425] sit: IPv6, IPv4 and MPLS over IPv4 tunneling driver
[ 1.140892] NET: Registered protocol family 17
[ 1.145346] NET: Registered protocol family 15
[ 1.149776] can: controller area network core (rev 20170425 abi 9)
[ 1.156001] NET: Registered protocol family 29
[ 1.160447] can: raw protocol (rev 20170425)
[ 1.164704] can: broadcast manager protocol (rev 20170425 t)
[ 1.170354] can: netlink gateway (rev 20170425) max_hops=1
[ 1.175998] 8021q: 802.1Q VLAN Support v1.8
[ 1.180204] Key type dns_resolver registered
[ 1.184561] ThumbEE CPU extension supported.
[ 1.188825] Registering SWP/SWPB emulation handler
[ 1.198329] at24 0-0051: 4096 byte 24c32 EEPROM, writable, 32 bytes/write
[ 1.206310] rtc-ds1307 0-0068: SET TIME!
[ 1.214145] rtc-ds1307 0-0068: registered as rtc0
[ 1.220796] rtc-ds1307 0-0068: setting system clock to 2000-01-01 00:00:07 UT
C (946684807)
[ 1.249625] mmc_host mmc0: Bus speed (slot 0) = 50000000Hz (slot req 50000000
Hz, actual 50000000HZ div = 0)
[ 1.259416] mmc0: new high speed SDHC card at address 0007
[ 1.265633] mmcblk0: mmc0:0007 SD4GB 3.71 GiB
[ 1.271840] mmcblk0: p1 p2 p3 p4
[ 1.341106] Micrel KSZ9021 Gigabit PHY stmmac-0:04: attached PHY driver [Micr
el KSZ9021 Gigabit PHY] (mii_bus:phy_addr=stmmac-0:04, irq=POLL)
[ 1.355710] socfpga-dwmac ff702000.ethernet eth0: No Safety Features support
found
[ 1.363460] socfpga-dwmac ff702000.ethernet eth0: registered PTP clock
[ 1.370219] IPv6: ADDRCONF(NETDEV_UP): eth0: link is not ready
[ 3.441194] socfpga-dwmac ff702000.ethernet eth0: Link is Up - 100Mbps/Full -
flow control rx/tx
[ 3.450432] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready
[ 3.480411] Sending DHCP requests ...... timed out!
[ 85.627555] Removed PTP HW clock successfully on eth0
[ 85.632788] IP-Config: Retrying forever (NFS root)...
[ 85.731113] Micrel KSZ9021 Gigabit PHY stmmac-0:04: attached PHY driver [Micr
el KSZ9021 Gigabit PHY] (mii_bus:phy_addr=stmmac-0:04, irq=POLL)
[ 85.750434] socfpga-dwmac ff702000.ethernet eth0: No Safety Features support
found
[ 85.758160] socfpga-dwmac ff702000.ethernet eth0: registered PTP clock
[ 85.764825] IPv6: ADDRCONF(NETDEV_UP): eth0: link is not ready
[ 87.831196] socfpga-dwmac ff702000.ethernet eth0: Link is Up - 100Mbps/Full -
flow control rx/tx
[ 87.840438] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready
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