Description
Hello Mr Eric, I've seen your blogs and project recently.
It's very helpful to me, so I want to pay my tribute of praise for your works in first. ^^b
And I really appreciate of it.
I am working on new MIPI-DSI Panel, Innolux's product which named P101DBZ-3Z1, to attach on rpi cm3 with VC4 & KMS.
As I mentioned on title, I'm stuck at transfer timeout of "vc4 dsi"
I adapted raydium-rm68200 to innolux, p101dbz, change match table, reset timing, init sequences but without changing filename.
I traced into source code and I found that IRQ(vc4_dsi_irq_defer_to_thread_handler & vc4_dsi_irq_handler on drivers/gpu/drm/vc4/vc4_dsi.c) is not called.
I've working on it for weeks but I can not find the reason, could you please give me a tip?
Thanks for your efforts again.
Here are boot logs... (I add some debug messages on kernel to debug )
[ 0.000000] Booting Linux on physical CPU 0x0
[ 0.000000] Linux version 4.9.61-v7+ (pi@ubuntu) (gcc version 4.8.3 20140303 (prerelease) (crosstool-NG linaro-1.13.1+bzr2650 - Linaro GCC 2014.03) ) #30 SMP Thu May 3 14:26:32 KST 2018
[ 0.000000] CPU: ARMv7 Processor [410fd034] revision 4 (ARMv7), cr=10c5383d
[ 0.000000] CPU: div instructions available: patching division code
[ 0.000000] CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instruction cache
[ 0.000000] OF: fdt:Machine model: Raspberry Pi Compute Module 3 Rev 1.0
[ 0.000000] cma: Reserved 256 MiB at 0x1ec00000
[ 0.000000] Memory policy: Data cache writealloc
[ 0.000000] On node 0 totalpages: 229376
[ 0.000000] free_area_init_node: node 0, pgdat 80c6f380, node_mem_map b779a000
[ 0.000000] Normal zone: 2016 pages used for memmap
[ 0.000000] Normal zone: 0 pages reserved
[ 0.000000] Normal zone: 229376 pages, LIFO batch:31
[ 0.000000] percpu: Embedded 14 pages/cpu @b7753000 s25600 r8192 d23552 u57344
[ 0.000000] pcpu-alloc: s25600 r8192 d23552 u57344 alloc=14*4096
[ 0.000000] pcpu-alloc: [0] 0 [0] 1 [0] 2 [0] 3
[ 0.000000] Built 1 zonelists in Zone order, mobility grouping on. Total pages: 227360
[ 0.000000] Kernel command line: cma=256M bcm2708_fb.fbwidth=656 bcm2708_fb.fbheight=416 bcm2708_fb.fbswap=1 smsc95xx.macaddr=B8:27:EB:E4:29:E5 vc_mem.mem_base=0x3ec00000 vc_mem.mem_size=0x40000000 dwc_otg.lpm_enable=0 console=ttyAMA0,115200 console=tty1 root=PARTUUID=62b79e0a-02 rootfstype=ext4 elevator=deadline fsck.repair=yes rootwait
[ 0.000000] PID hash table entries: 4096 (order: 2, 16384 bytes)
[ 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: 633132K/917504K available (7168K kernel code, 486K rwdata, 2012K rodata, 1024K init, 770K bss, 22228K reserved, 262144K cma-reserved)
[ 0.000000] Virtual kernel memory layout:
vector : 0xffff0000 - 0xffff1000 ( 4 kB)
fixmap : 0xffc00000 - 0xfff00000 (3072 kB)
vmalloc : 0xb8800000 - 0xff800000 (1136 MB)
lowmem : 0x80000000 - 0xb8000000 ( 896 MB)
modules : 0x7f000000 - 0x80000000 ( 16 MB)
.text : 0x80008000 - 0x80800000 (8160 kB)
.init : 0x80b00000 - 0x80c00000 (1024 kB)
.data : 0x80c00000 - 0x80c7981c ( 487 kB)
.bss : 0x80c7b000 - 0x80d3b964 ( 771 kB)
[ 0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=4, Nodes=1
[ 0.000000] Hierarchical RCU implementation.
[ 0.000000] Build-time adjustment of leaf fanout to 32.
[ 0.000000] NR_IRQS:16 nr_irqs:16 16
[ 0.000000] arm_arch_timer: Architected cp15 timer(s) running at 19.20MHz (phys).
[ 0.000000] clocksource: arch_sys_counter: mask: 0xffffffffffffff max_cycles: 0x46d987e47, max_idle_ns: 440795202767 ns
[ 0.000007] sched_clock: 56 bits at 19MHz, resolution 52ns, wraps every 4398046511078ns
[ 0.000023] Switching to timer-based delay loop, resolution 52ns
[ 0.000296] Console: colour dummy device 80x30
[ 0.001204] console [tty1] enabled
[ 0.001248] Calibrating delay loop (skipped), value calculated using timer frequency.. 38.40 BogoMIPS (lpj=192000)
[ 0.001315] pid_max: default: 32768 minimum: 301
[ 0.001625] Mount-cache hash table entries: 2048 (order: 1, 8192 bytes)
[ 0.001668] Mountpoint-cache hash table entries: 2048 (order: 1, 8192 bytes)
[ 0.002703] Disabling memory control group subsystem
[ 0.002803] CPU: Testing write buffer coherency: ok
[ 0.002865] ftrace: allocating 22376 entries in 66 pages
[ 0.050175] CPU0: update cpu_capacity 1024
[ 0.050223] CPU0: thread -1, cpu 0, socket 0, mpidr 80000000
[ 0.050284] Setting up static identity map for 0x100000 - 0x100034
[ 0.052195] CPU1: update cpu_capacity 1024
[ 0.052201] CPU1: thread -1, cpu 1, socket 0, mpidr 80000001
[ 0.052849] CPU2: update cpu_capacity 1024
[ 0.052855] CPU2: thread -1, cpu 2, socket 0, mpidr 80000002
[ 0.053487] CPU3: update cpu_capacity 1024
[ 0.053494] CPU3: thread -1, cpu 3, socket 0, mpidr 80000003
[ 0.053584] Brought up 4 CPUs
[ 0.053754] SMP: Total of 4 processors activated (153.60 BogoMIPS).
[ 0.053784] CPU: All CPU(s) started in HYP mode.
[ 0.053810] CPU: Virtualization extensions available.
[ 0.054617] devtmpfs: initialized
[ 0.066329] VFP support v0.3: implementor 41 architecture 3 part 40 variant 3 rev 4
[ 0.066653] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns
[ 0.066714] futex hash table entries: 1024 (order: 4, 65536 bytes)
[ 0.077852] pinctrl core: initialized pinctrl subsystem
[ 0.078890] NET: Registered protocol family 16
[ 0.081230] DMA: preallocated 1024 KiB pool for atomic coherent allocations
[ 0.090145] hw-breakpoint: found 5 (+1 reserved) breakpoint and 4 watchpoint registers.
[ 0.090193] hw-breakpoint: maximum watchpoint size is 8 bytes.
[ 0.090371] Serial: AMBA PL011 UART driver
[ 0.092405] bcm2835-mbox 3f00b880.mailbox: mailbox enabled
[ 0.161061] bcm2835-dma 3f007000.dma: DMA legacy API manager at b880f000, dmachans=0x1
[ 0.162964] SCSI subsystem initialized
[ 0.163147] usbcore: registered new interface driver usbfs
[ 0.163255] usbcore: registered new interface driver hub
[ 0.163372] usbcore: registered new device driver usb
[ 0.170031] raspberrypi-firmware soc:firmware: Attached to firmware from 2018-02-02 16:19
[ 0.171456] clocksource: Switched to clocksource arch_sys_counter
[ 0.215889] VFS: Disk quotas dquot_6.6.0
[ 0.215998] VFS: Dquot-cache hash table entries: 1024 (order 0, 4096 bytes)
[ 0.216237] FS-Cache: Loaded
[ 0.216512] CacheFiles: Loaded
[ 0.228803] NET: Registered protocol family 2
[ 0.229708] TCP established hash table entries: 8192 (order: 3, 32768 bytes)
[ 0.229845] TCP bind hash table entries: 8192 (order: 4, 65536 bytes)
[ 0.230055] TCP: Hash tables configured (established 8192 bind 8192)
[ 0.230168] UDP hash table entries: 512 (order: 2, 16384 bytes)
[ 0.230236] UDP-Lite hash table entries: 512 (order: 2, 16384 bytes)
[ 0.230470] NET: Registered protocol family 1
[ 0.230917] RPC: Registered named UNIX socket transport module.
[ 0.230949] RPC: Registered udp transport module.
[ 0.230977] RPC: Registered tcp transport module.
[ 0.231004] RPC: Registered tcp NFSv4.1 backchannel transport module.
[ 0.232128] hw perfevents: enabled with armv7_cortex_a7 PMU driver, 7 counters available
[ 0.234515] workingset: timestamp_bits=14 max_order=18 bucket_order=4
[ 0.250559] FS-Cache: Netfs 'nfs' registered for caching
[ 0.251607] NFS: Registering the id_resolver key type
[ 0.251664] Key type id_resolver registered
[ 0.251692] Key type id_legacy registered
[ 0.254016] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 251)
[ 0.254166] io scheduler noop registered
[ 0.254196] io scheduler deadline registered (default)
[ 0.254478] io scheduler cfq registered
[ 0.257841] gpio gpiochip0: (pinctrl-bcm2835): added GPIO chardev (254:0)
[ 0.258209] gpiochip_setup_dev: registered GPIOs 0 to 53 on device: gpiochip0 (pinctrl-bcm2835)
[ 0.258921] gpio gpiochip1: (brcmexp-gpio): added GPIO chardev (254:1)
[ 0.259220] gpiochip_setup_dev: registered GPIOs 128 to 135 on device: gpiochip1 (brcmexp-gpio)
[ 0.259729] gpio gpiochip2: (brcmvirt-gpio): added GPIO chardev (254:2)
[ 0.260036] gpiochip_setup_dev: registered GPIOs 100 to 101 on device: gpiochip2 (brcmvirt-gpio)
[ 0.262199] bcm2835-rng 3f104000.rng: hwrng registered
[ 0.262366] vc-mem: phys_addr:0x00000000 mem_base=0x3ec00000 mem_size:0x40000000(1024 MiB)
[ 0.262954] vc-sm: Videocore shared memory driver
[ 0.277861] brd: module loaded
[ 0.286741] loop: module loaded
[ 0.286782] Loading iSCSI transport class v2.0-870.
[ 0.287328] usbcore: registered new interface driver smsc95xx
[ 0.287370] dwc_otg: version 3.00a 10-AUG-2012 (platform bus)
[ 0.515469] Core Release: 2.80a
[ 0.515502] Setting default values for core params
[ 0.515555] Finished setting default values for core params
[ 0.715969] Using Buffer DMA mode
[ 0.715998] Periodic Transfer Interrupt Enhancement - disabled
[ 0.716026] Multiprocessor Interrupt Enhancement - disabled
[ 0.716055] OTG VER PARAM: 0, OTG VER FLAG: 0
[ 0.716094] Dedicated Tx FIFOs mode
[ 0.716451] WARN::dwc_otg_hcd_init:1032: FIQ DMA bounce buffers: virt = 0x9ed04000 dma = 0xded04000 len=9024
[ 0.716518] FIQ FSM acceleration enabled for :
Non-periodic Split Transactions
Periodic Split Transactions
High-Speed Isochronous Endpoints
Interrupt/Control Split Transaction hack enabled
[ 0.716631] dwc_otg: Microframe scheduler enabled
[ 0.716678] WARN::hcd_init_fiq:459: FIQ on core 1 at 0x8057d10c
[ 0.716716] WARN::hcd_init_fiq:460: FIQ ASM at 0x8057d468 length 36
[ 0.716752] WARN::hcd_init_fiq:486: MPHI regs_base at 0xb88a7000
[ 0.716834] dwc_otg 3f980000.usb: DWC OTG Controller
[ 0.716892] dwc_otg 3f980000.usb: new USB bus registered, assigned bus number 1
[ 0.716961] dwc_otg 3f980000.usb: irq 62, io mem 0x00000000
[ 0.717032] Init: Port Power? op_state=1
[ 0.717059] Init: Power Port (0)
[ 0.717277] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002
[ 0.717314] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[ 0.717361] usb usb1: Product: DWC OTG Controller
[ 0.717392] usb usb1: Manufacturer: Linux 4.9.61-v7+ dwc_otg_hcd
[ 0.717424] usb usb1: SerialNumber: 3f980000.usb
[ 0.718263] hub 1-0:1.0: USB hub found
[ 0.718325] hub 1-0:1.0: 1 port detected
[ 0.718998] dwc_otg: FIQ enabled
[ 0.719003] dwc_otg: NAK holdoff enabled
[ 0.719007] dwc_otg: FIQ split-transaction FSM enabled
[ 0.719019] Module dwc_common_port init
[ 0.719246] usbcore: registered new interface driver usb-storage
[ 0.719506] mousedev: PS/2 mouse device common for all mice
[ 0.720515] bcm2835-wdt 3f100000.watchdog: Broadcom BCM2835 watchdog timer
[ 0.720835] bcm2835-cpufreq: min=600000 max=1200000
[ 0.721275] sdhci: Secure Digital Host Controller Interface driver
[ 0.721306] sdhci: Copyright(c) Pierre Ossman
[ 0.723538] sdhost-bcm2835 3f202000.sdhost: could not get clk, deferring probe
[ 0.723796] sdhci-pltfm: SDHCI platform and OF driver helper
[ 0.723953] of_get_named_gpiod_flags: parsed 'gpios' property of node '/leds/act[0]' - status (0)
[ 0.724272] ledtrig-cpu: registered to indicate activity on CPUs
[ 0.724393] hidraw: raw HID events driver (C) Jiri Kosina
[ 0.724608] usbcore: registered new interface driver usbhid
[ 0.724637] usbhid: USB HID core driver
[ 0.725434] vchiq: vchiq_init_state: slot_zero = 0x9ed80000, is_master = 0
[ 0.726758] [vc_sm_connected_init]: start
[ 0.733612] [vc_sm_connected_init]: end - returning 0
[ 0.733996] Initializing XFRM netlink socket
[ 0.734042] NET: Registered protocol family 17
[ 0.734170] Key type dns_resolver registered
[ 0.734576] Registering SWP/SWPB emulation handler
[ 0.735296] registered taskstats version 1
[ 0.740726] uart-pl011 3f201000.serial: cts_event_workaround enabled
[ 0.740819] 3f201000.serial: ttyAMA0 at MMIO 0x3f201000 (irq = 87, base_baud = 0) is a PL011 rev2
[ 1.652033] console [ttyAMA0] enabled
[ 1.659209] sdhost: log_buf @ 9ed07000 (ded07000)
[ 1.663987] sdhost-bcm2835 3f202000.sdhost: GPIO lookup for consumer wp
[ 1.663995] sdhost-bcm2835 3f202000.sdhost: using device tree for GPIO lookup
[ 1.664006] of_get_named_gpiod_flags: can't parse 'wp-gpios' property of node '/soc/sdhost@7e202000[0]'
[ 1.664015] of_get_named_gpiod_flags: can't parse 'wp-gpio' property of node '/soc/sdhost@7e202000[0]'
[ 1.664022] sdhost-bcm2835 3f202000.sdhost: using lookup tables for GPIO lookup
[ 1.664031] sdhost-bcm2835 3f202000.sdhost: lookup for GPIO wp failed
[ 1.741484] mmc0: sdhost-bcm2835 loaded - DMA enabled (>1)
[ 1.747087] of_cfs_init
[ 1.749628] of_cfs_init: OK
[ 1.752921] Waiting for root device PARTUUID=62b79e0a-02...
[ 1.771580] Indeed it is in host mode hprt0 = 00021501
[ 1.865565] random: fast init done
[ 1.971489] usb 1-1: new high-speed USB device number 2 using dwc_otg
[ 1.978080] Indeed it is in host mode hprt0 = 00001101
[ 2.044026] mmc0: new high speed MMC card at address 0001
[ 2.050151] mmcblk0: mmc0:0001 4FPD3R 3.64 GiB
[ 2.054916] mmcblk0boot0: mmc0:0001 4FPD3R partition 1 4.00 MiB
[ 2.061142] mmcblk0boot1: mmc0:0001 4FPD3R partition 2 4.00 MiB
[ 2.067360] mmcblk0rpmb: mmc0:0001 4FPD3R partition 3 512 KiB
[ 2.074511] mmcblk0: p1 p2
[ 2.122772] EXT4-fs (mmcblk0p2): mounted filesystem with ordered data mode. Opts: (null)
[ 2.130946] VFS: Mounted root (ext4 filesystem) readonly on device 179:2.
[ 2.144986] devtmpfs: mounted
[ 2.149413] Freeing unused kernel memory: 1024K
[ 2.212561] usb 1-1: New USB device found, idVendor=0bda, idProduct=8152
[ 2.219302] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[ 2.226485] usb 1-1: Product: USB 10/100 LAN
[ 2.230774] usb 1-1: Manufacturer: Realtek
[ 2.234908] usb 1-1: SerialNumber: 00E04C3649E0
[ 2.408153] systemd[1]: systemd 215 running in system mode. (+PAM +AUDIT +SELINUX +IMA +SYSVINIT +LIBCRYPTSETUP +GCRYPT +ACL +XZ -SECCOMP -APPARMOR)
[ 2.421956] systemd[1]: Detected architecture 'arm'.
[ 2.524996] NET: Registered protocol family 10
[ 2.530873] systemd[1]: Inserted module 'ipv6'
[ 2.536826] systemd[1]: Set hostname to .
[ 2.542255] systemd[1]: Initializing machine ID from random generator.
[ 2.549006] systemd[1]: Installed transient /etc/machine-id file.
[ 2.604364] uart-pl011 3f201000.serial: no DMA platform data
[ 2.843077] systemd[1]: Cannot add dependency job for unit regenerate_ssh_host_keys.service, ignoring: Unit regenerate_ssh_host_keys.service failed to load: No such file or directory.
[ 2.859867] systemd[1]: Cannot add dependency job for unit display-manager.service, ignoring: Unit display-manager.service failed to load: No such file or directory.
[ 2.877832] systemd[1]: Expecting device dev-ttyAMA0.device...
[ 2.884297] systemd[1]: Starting Forward Password Requests to Wall Directory Watch.
[ 3.292826] systemd-udevd[148]: starting version 215
[ 3.514130] of_get_named_gpiod_flags: can't parse 'gpio' property of node '/fixedregulator_5v0[0]'
[ 3.515108] of_get_named_gpiod_flags: can't parse 'gpio' property of node '/fixedregulator_3v3[0]'
[ 3.578053] gpiomem-bcm2835 3f200000.gpiomem: Initialised: Registers at 0x3f200000
[ 3.695080] [drm] Initialized
[ 3.718680] Indeed it is in host mode hprt0 = 00001101
[ 3.780038] usbcore: registered new interface driver r8152
[ 3.785386] usbcore: registered new interface driver cdc_ether
[ 3.901520] vc4_dsi_dev_probe: 3f700000.dsi
[ 3.903403] vc4_drm_bind: b724ee10
[ 3.903659] vc4_dsi_bind: id 0 647369 647369
[ 3.904072] dsi_dma_workaround_write:0 DMA mem =9ed09000, offset=34 val=3fc0 port 1
[ 3.904143] Succeed sync DMA: 0 2
[ 3.904151] dsi_dma_workaround_write:1 DMA mem =9ed09000, offset=30 val=0 port 1
[ 3.904163] Succeed sync DMA: 0 3
[ 3.904197] vc4_dsi_bind: irq 74 0 3f700000.dsi
[ 3.904381] vc4_dsi_bind: escape_clock b4955e40
[ 3.904481] vc4_dsi_init_phy_clocks: b6545c10 port 1 name=plld_dsi1
[ 3.905214] drm_encoder_init: (null) (null)
[ 3.905229] drm_encoder_init: DONE DSI-23 (null)
[ 3.905559] rm68200_probe... test
[ 3.905647] panel-test-p101dbz 3f700000.dsi.0: GPIO lookup for consumer reset
[ 3.905655] panel-test-p101dbz 3f700000.dsi.0: using device tree for GPIO lookup
[ 3.905675] of_get_named_gpiod_flags: parsed 'reset-gpios' property of node '/soc/dsi@7e700000/panel@0[0]' - status (0)
[ 3.905699] GPIO: b72c75a0
[ 3.905718] 3f700000.dsi.0 supply power not found, using dummy regulator
[ 3.905772] vc4_dsi_host_attach: lanes 4, channel 0
[ 3.905779] vc4_dsi_host_attach: found panel!, attach panel, connector=DSI-1
[ 3.905784] vc4_dsi_host_attach: name 3f700000.dsi, port 1
[ 3.905789] drm_helper_hpd_irq_event: b6616800
[ 3.905799] panel-test-p101dbz 3f700000.dsi.0: probe test DSI LCD 0 4 ret=0
[ 3.905834] vc4_dsi_bind: done
[ 3.905939] vc4-drm soc:gpu: bound 3f700000.dsi (ops vc4_dsi_ops [vc4])
[ 3.906090] vc4-drm soc:gpu: bound 3f400000.hvs (ops vc4_hvs_ops [vc4])
[ 3.906390] vc4-drm soc:gpu: bound 3f206000.pixelvalve (ops vc4_crtc_ops [vc4])
[ 3.906703] vc4-drm soc:gpu: bound 3f207000.pixelvalve (ops vc4_crtc_ops [vc4])
[ 3.906913] vc4-drm soc:gpu: bound 3f807000.pixelvalve (ops vc4_crtc_ops [vc4])
[ 3.921620] usb 1-1: reset high-speed USB device number 2 using dwc_otg
[ 3.921913] Indeed it is in host mode hprt0 = 00001101
[ 3.927237] vc4-drm soc:gpu: bound 3fc00000.v3d (ops vc4_v3d_ops [vc4])
[ 3.928997] vc4_kms_load: dev b6616800
[ 3.929008] [drm] Supports vblank timestamp caching Rev 2 (21.10.2013).
[ 3.929012] [drm] Driver supports precise vblank timestamp query.
[ 3.929018] drm_mode_config_reset: b6616800
[ 3.929062] drm_atomic_helper_connector_reset: b6617410
[ 3.929079] drm_helper_probe_single_connector_modes: b6617410 DSI-1 2048 2048
[ 3.929085] vc4_dsi_connector_detect: b6617410 DSI-1
[ 3.929100] drm_mode_probed_add: DSI-1 800x1280
[ 3.929106] rm68200_get_modes: w 2048 h 2048 type 800x1280 48
[ 3.929110] drm_helper_probe_add_cmdline_mode: DSI-1
[ 3.929128] Modeline 58:"800x1280" 60 74250000 800 838 846 884 1280 1292 1296 1308 0x48 0x0
[ 3.929133] drm_helper_probe_single_connector_modes: DONE b6617410 DSI-1
[ 3.938721] drm_atomic_get_connector_state: num=1 index=0 DSI-1
[ 3.938731] Added [CONNECTOR:24] b66b1e00 state to b66b1d40
[ 3.938747] drm_atomic_helper_check: dev b6616800
[ 3.938751] drm_atomic_helper_check_modeset: dev b6616800
[ 3.938758] handle_conflicting_encoders: b66b1d40 0
[ 3.938765] drm_atomic_helper_check_modeset: conflicting_encoders 1, ret=0
[ 3.938768] update_connector_routing: dev b6617410
[ 3.938779] mode_fixup: dev b66b1d40
[ 3.938783] mode_fixup: connector num_connector=1
[ 3.938786] mode_fixup: foreach connector 0 DSI-1
[ 3.938791] drm_bridge_mode_fixup: 0
[ 3.938799] vc4_dsi_encoder_mode_fixup: clock 0 0
[ 3.938803] mode_fixup: funcs->mod_fixup 1
[ 3.938861] disable_outputs: b6616800
[ 3.938873] vc4_crtc_mode_set_nofb: 1 b4938010 4
[ 3.939004] vc4_dsi_encoder_enable: encoder b6b8af90
[ 3.939020] rm68200_prepare: panel=b48d2514
[ 3.939023] RESET GPIO -> High
[ 3.981484] RESET GPIO -> Low
[ 4.101540] RESET GPIO -> High
[ 4.198068] random: crng init done
[ 4.243405] r8152 1-1:1.0 eth0: v2.10.00 (2018/03/16)
[ 4.243413] r8152 1-1:1.0 eth0: This product is covered by one or more of the following patents:
US6,570,884, US6,115,776, and US6,327,625.
[ 4.271485] START DSI init SEQ...
[ 4.271487] send DCS init seq...
[ 4.271493] rm68200_dcs_write_cmd: cmd ff v aa
[ 4.271497] mipi_dsi_dcs_write: cmd ff 1
[ 4.271508] vc4_dsi_host_transfer: host=b6545c14, cmd b66b1f40 data 0 len 2
[ 4.271517] dsi_dma_workaround_write:2 DMA mem =9ed09000, offset=30 val=200002 port 1
[ 4.271535] Succeed sync DMA: 0 4
[ 4.271541] dsi_dma_workaround_write:3 DMA mem =9ed09000, offset=34 val=3fc2 port 1
[ 4.271552] Succeed sync DMA: 0 5
[ 4.271556] vc4_dsi_host_transfer: INT_EN 203fc0 3fc2
[ 4.271561] dsi_dma_workaround_write:4 DMA mem =9ed09000, offset=8 val=aaff15 port 1
[ 4.271572] Succeed sync DMA: 0 6
[ 4.271577] dsi_dma_workaround_write:5 DMA mem =9ed09000, offset=4 val=409 port 1
[ 4.271587] Succeed sync DMA: 0 7
[ 5.281502] vc4_dsi 3f700000.dsi: transfer interrupt wait timeout
[ 5.281512] vc4_dsi 3f700000.dsi: instat: 0x00000000
[ 5.281520] dsi_dma_workaround_write:6 DMA mem =9ed09000, offset=34 val=3fc0 port 1
[ 5.281536] Succeed sync DMA: 0 8
[ 5.281630] [drm:vc4_dsi_host_transfer [vc4]] ERROR DSI transfer failed, resetting: -110
[ 5.281636] dsi_dma_workaround_write:7 DMA mem =9ed09000, offset=4 val=408 port 1
[ 5.281647] Succeed sync DMA: 0 9
[ 5.281654] dsi_dma_workaround_write:8 DMA mem =9ed09000, offset=0 val=f0 port 1
[ 5.281664] Succeed sync DMA: 0 a
[ 5.281670] dsi_dma_workaround_write:9 DMA mem =9ed09000, offset=4 val=0 port 1
[ 5.281680] Succeed sync DMA: 0 b
[ 5.281686] dsi_dma_workaround_write:10 DMA mem =9ed09000, offset=34 val=3fc0 port 1
[ 5.281696] Succeed sync DMA: 0 c
[ 5.281705] [drm:rm68200_dcs_write_cmd] ERROR MIPI DSI DCS write failed: -110
[ 5.281710] rm68200_dcs_write_cmd: cmd 0 v 55
[ 5.281714] mipi_dsi_dcs_write: cmd 0 1
[ 5.281721] vc4_dsi_host_transfer: host=b6545c14, cmd b6434200 data 0 len 2
[ 5.281729] dsi_dma_workaround_write:11 DMA mem =9ed09000, offset=30 val=200002 port 1
[ 5.281739] Succeed sync DMA: 0 d
[ 5.281745] dsi_dma_workaround_write:12 DMA mem =9ed09000, offset=34 val=3fc2 port 1
[ 5.281755] Succeed sync DMA: 0 e
[ 5.281759] vc4_dsi_host_transfer: INT_EN 203fc0 3fc2
[ 5.281764] dsi_dma_workaround_write:13 DMA mem =9ed09000, offset=8 val=550015 port 1
[ 5.281774] Succeed sync DMA: 0 f
[ 5.281780] dsi_dma_workaround_write:14 DMA mem =9ed09000, offset=4 val=409 port 1
[ 5.281790] Succeed sync DMA: 0 10
[ 6.321487] vc4_dsi 3f700000.dsi: transfer interrupt wait timeout
[ 6.321494] vc4_dsi 3f700000.dsi: instat: 0x00000000
[ 6.321500] dsi_dma_workaround_write:15 DMA mem =9ed09000, offset=34 val=3fc0 port 1
[ 6.321511] Succeed sync DMA: 0 11
[ 6.321586] [drm:vc4_dsi_host_transfer [vc4]] ERROR DSI transfer failed, resetting: -110
[ 6.321592] dsi_dma_workaround_write:16 DMA mem =9ed09000, offset=4 val=408 port 1
[ 6.321602] Succeed sync DMA: 0 12
[ 6.321610] dsi_dma_workaround_write:17 DMA mem =9ed09000, offset=0 val=f0 port 1
[ 6.321621] Succeed sync DMA: 0 13
[ 6.321626] dsi_dma_workaround_write:18 DMA mem =9ed09000, offset=4 val=0 port 1
[ 6.321636] Succeed sync DMA: 0 14
[ 6.321642] dsi_dma_workaround_write:19 DMA mem =9ed09000, offset=34 val=3fc0 port 1
[ 6.321654] Succeed sync DMA: 0 15
[ 6.321660] [drm:rm68200_dcs_write_cmd] ERROR MIPI DSI DCS write failed: -110
[ 6.321664] rm68200_dcs_write_cmd: cmd 1 v a5
[ 6.321667] mipi_dsi_dcs_write: cmd 1 1
[ 6.321673] vc4_dsi_host_transfer: host=b6545c14, cmd b6434200 data 0 len 2
[ 6.321680] dsi_dma_workaround_write:20 DMA mem =9ed09000, offset=30 val=200002 port 1
[ 6.321690] Succeed sync DMA: 0 16
[ 6.321696] dsi_dma_workaround_write:21 DMA mem =9ed09000, offset=34 val=3fc2 port 1
[ 6.321706] Succeed sync DMA: 0 17
[ 6.321709] vc4_dsi_host_transfer: INT_EN 203fc0 3fc2
[ 6.321715] dsi_dma_workaround_write:22 DMA mem =9ed09000, offset=8 val=a50115 port 1
[ 6.321725] Succeed sync DMA: 0 18
[ 6.321731] dsi_dma_workaround_write:23 DMA mem =9ed09000, offset=4 val=409 port 1
[ 6.321741] Succeed sync DMA: 0 19
[ 7.361486] vc4_dsi 3f700000.dsi: transfer interrupt wait timeout
[ 7.361493] vc4_dsi 3f700000.dsi: instat: 0x00000000
[ 7.361500] dsi_dma_workaround_write:24 DMA mem =9ed09000, offset=34 val=3fc0 port 1
[ 7.361511] Succeed sync DMA: 0 1a
[ 7.361585] [drm:vc4_dsi_host_transfer [vc4]] ERROR DSI transfer failed, resetting: -110
[ 7.361592] dsi_dma_workaround_write:25 DMA mem =9ed09000, offset=4 val=408 port 1
[ 7.361602] Succeed sync DMA: 0 1b
[ 7.361610] dsi_dma_workaround_write:26 DMA mem =9ed09000, offset=0 val=f0 port 1
[ 7.361620] Succeed sync DMA: 0 1c
[ 7.361625] dsi_dma_workaround_write:27 DMA mem =9ed09000, offset=4 val=0 port 1
[ 7.361635] Succeed sync DMA: 0 1d
[ 7.361641] dsi_dma_workaround_write:28 DMA mem =9ed09000, offset=34 val=3fc0 port 1
[ 7.361651] Succeed sync DMA: 0 1e
[ 7.361657] [drm:rm68200_dcs_write_cmd] ERROR MIPI DSI DCS write failed: -110
[ 7.361661] rm68200_dcs_write_cmd: cmd 2 v 80
[ 7.361664] mipi_dsi_dcs_write: cmd 2 1
[ 7.361670] vc4_dsi_host_transfer: host=b6545c14, cmd b6434200 data 0 len 2
[ 7.361676] dsi_dma_workaround_write:29 DMA mem =9ed09000, offset=30 val=200002 port 1
[ 7.361686] Succeed sync DMA: 0 1f
[ 7.361692] dsi_dma_workaround_write:30 DMA mem =9ed09000, offset=34 val=3fc2 port 1
[ 7.361702] Succeed sync DMA: 0 20
[ 7.361706] vc4_dsi_host_transfer: INT_EN 203fc0 3fc2
[ 7.361712] dsi_dma_workaround_write:31 DMA mem =9ed09000, offset=8 val=800215 port 1
[ 7.361722] Succeed sync DMA: 0 21
[ 7.361728] dsi_dma_workaround_write:32 DMA mem =9ed09000, offset=4 val=409 port 1
[ 7.361738] Succeed sync DMA: 0 22
[ 8.401484] vc4_dsi 3f700000.dsi: transfer interrupt wait timeout
[ 8.401491] vc4_dsi 3f700000.dsi: instat: 0x00000000
[ 8.401498] dsi_dma_workaround_write:33 DMA mem =9ed09000, offset=34 val=3fc0 port 1
[ 8.401509] Succeed sync DMA: 0 23
[ 8.401583] [drm:vc4_dsi_host_transfer [vc4]] ERROR DSI transfer failed, resetting: -110
[ 8.401589] dsi_dma_workaround_write:34 DMA mem =9ed09000, offset=4 val=408 port 1
[ 8.401600] Succeed sync DMA: 0 24
[ 8.401607] dsi_dma_workaround_write:35 DMA mem =9ed09000, offset=0 val=f0 port 1
[ 8.401617] Succeed sync DMA: 0 25
[ 8.401623] dsi_dma_workaround_write:36 DMA mem =9ed09000, offset=4 val=0 port 1
[ 8.401633] Succeed sync DMA: 0 26
[ 8.401638] dsi_dma_workaround_write:37 DMA mem =9ed09000, offset=34 val=3fc0 port 1
[ 8.401649] Succeed sync DMA: 0 27
[ 8.401655] [drm:rm68200_dcs_write_cmd] ERROR MIPI DSI DCS write failed: -110
[ 8.401659] DCS write ERR! -110
[ 8.401661] EXIT DSI sleep...
[ 8.401665] mipi_dsi_dcs_write: cmd 11 0
[ 8.401670] vc4_dsi_host_transfer: host=b6545c14, cmd b64cd6f7 data 0 len 1
[ 8.401677] dsi_dma_workaround_write:38 DMA mem =9ed09000, offset=30 val=200002 port 1
[ 8.401687] Succeed sync DMA: 0 28
[ 8.401693] dsi_dma_workaround_write:39 DMA mem =9ed09000, offset=34 val=3fc2 port 1
[ 8.401702] Succeed sync DMA: 0 29
[ 8.401706] vc4_dsi_host_transfer: INT_EN 203fc0 3fc2
[ 8.401712] dsi_dma_workaround_write:40 DMA mem =9ed09000, offset=8 val=1105 port 1
[ 8.401722] Succeed sync DMA: 0 2a
[ 8.401727] dsi_dma_workaround_write:41 DMA mem =9ed09000, offset=4 val=409 port 1
[ 8.401737] Succeed sync DMA: 0 2b
[ 9.441484] vc4_dsi 3f700000.dsi: transfer interrupt wait timeout
[ 9.441492] vc4_dsi 3f700000.dsi: instat: 0x00000000
[ 9.441498] dsi_dma_workaround_write:42 DMA mem =9ed09000, offset=34 val=3fc0 port 1
[ 9.441509] Succeed sync DMA: 0 2c
[ 9.441584] [drm:vc4_dsi_host_transfer [vc4]] ERROR DSI transfer failed, resetting: -110
[ 9.441590] dsi_dma_workaround_write:43 DMA mem =9ed09000, offset=4 val=408 port 1
[ 9.441601] Succeed sync DMA: 0 2d
[ 9.441608] dsi_dma_workaround_write:44 DMA mem =9ed09000, offset=0 val=f0 port 1
[ 9.441618] Succeed sync DMA: 0 2e
[ 9.441624] dsi_dma_workaround_write:45 DMA mem =9ed09000, offset=4 val=0 port 1
[ 9.441633] Succeed sync DMA: 0 2f
[ 9.441639] dsi_dma_workaround_write:46 DMA mem =9ed09000, offset=34 val=3fc0 port 1
[ 9.441649] Succeed sync DMA: 0 30
[ 9.441723] [drm:vc4_dsi_encoder_enable [vc4]] ERROR Panel failed to prepare
[ 9.501486] ------------[ cut here ]------------
[ 9.501617] WARNING: CPU: 3 PID: 173 at drivers/gpu/drm/drm_atomic_helper.c:1170 drm_atomic_helper_wait_for_vblanks+0x248/0x254 [drm_kms_helper]
[ 9.501621] [CRTC:37] vblank wait timed out
[ 9.501680] Modules linked in: vc4(+) drm_kms_helper snd_soc_core snd_compress snd_pcm_dmaengine snd_pcm snd_timer panel_raydium_rm68200 cdc_ether snd syscopyarea sysfillrect sysimgblt fb_sys_fops r8152 drm i2c_bcm2835 bcm2835_gpiomem uio_pdrv_genirq uio fixed ipv6
[ 9.501690] CPU: 3 PID: 173 Comm: systemd-udevd Not tainted 4.9.61-v7+ #30
[ 9.501693] Hardware name: BCM2835
[ 9.501720] [<8010f744>] (unwind_backtrace) from [<8010bd1c>] (show_stack+0x20/0x24)
[ 9.501736] [<8010bd1c>] (show_stack) from [<80449ca0>] (dump_stack+0xc8/0x114)
[ 9.501752] [<80449ca0>] (dump_stack) from [<8011cd38>] (__warn+0xe8/0x114)
[ 9.501763] [<8011cd38>] (__warn) from [<8011cdac>] (warn_slowpath_fmt+0x48/0x50)
[ 9.501880] [<8011cdac>] (warn_slowpath_fmt) from [<7f227390>] (drm_atomic_helper_wait_for_vblanks+0x248/0x254 [drm_kms_helper])
[ 9.502076] [<7f227390>] (drm_atomic_helper_wait_for_vblanks [drm_kms_helper]) from [<7f2616cc>] (vc4_atomic_complete_commit+0x64/0x8c [vc4])
[ 9.502226] [<7f2616cc>] (vc4_atomic_complete_commit [vc4]) from [<7f2618bc>] (vc4_atomic_commit+0x1c8/0x26c [vc4])
[ 9.502572] [<7f2618bc>] (vc4_atomic_commit [vc4]) from [<7f0ef660>] (drm_atomic_commit+0x5c/0x68 [drm])
[ 9.502937] [<7f0ef660>] (drm_atomic_commit [drm]) from [<7f22d4a4>] (restore_fbdev_mode+0x154/0x29c [drm_kms_helper])
[ 9.503159] [<7f22d4a4>] (restore_fbdev_mode [drm_kms_helper]) from [<7f22db38>] (drm_fb_helper_restore_fbdev_mode_unlocked+0x3c/0x88 [drm_kms_helper])
[ 9.503382] [<7f22db38>] (drm_fb_helper_restore_fbdev_mode_unlocked [drm_kms_helper]) from [<7f22d9f4>] (drm_fb_helper_set_par+0x3c/0x6c [drm_kms_helper])
[ 9.503502] [<7f22d9f4>] (drm_fb_helper_set_par [drm_kms_helper]) from [<80487ad4>] (fbcon_init+0x4d0/0x52c)
[ 9.503520] [<80487ad4>] (fbcon_init) from [<804c4b88>] (visual_init+0xcc/0x11c)
[ 9.503536] [<804c4b88>] (visual_init) from [<804c6c98>] (do_bind_con_driver+0x13c/0x320)
[ 9.503550] [<804c6c98>] (do_bind_con_driver) from [<804c7224>] (do_take_over_console+0x138/0x1b4)
[ 9.503562] [<804c7224>] (do_take_over_console) from [<80487ba8>] (do_fbcon_takeover+0x78/0xe0)
[ 9.503574] [<80487ba8>] (do_fbcon_takeover) from [<80488954>] (fbcon_event_notify+0x8a8/0x908)
[ 9.503590] [<80488954>] (fbcon_event_notify) from [<8013d204>] (notifier_call_chain+0x54/0x94)
[ 9.503607] [<8013d204>] (notifier_call_chain) from [<8013d63c>] (__blocking_notifier_call_chain+0x58/0x70)
[ 9.503623] [<8013d63c>] (__blocking_notifier_call_chain) from [<8013d67c>] (blocking_notifier_call_chain+0x28/0x30)
[ 9.503638] [<8013d67c>] (blocking_notifier_call_chain) from [<8048b780>] (fb_notifier_call_chain+0x28/0x30)
[ 9.503653] [<8048b780>] (fb_notifier_call_chain) from [<8048d418>] (register_framebuffer+0x1d0/0x2ac)
[ 9.503772] [<8048d418>] (register_framebuffer) from [<7f22dde0>] (drm_fb_helper_initial_config+0x25c/0x410 [drm_kms_helper])
[ 9.503991] [<7f22dde0>] (drm_fb_helper_initial_config [drm_kms_helper]) from [<7f22e734>] (drm_fbdev_cma_init_with_funcs+0x88/0x108 [drm_kms_helper])
[ 9.504214] [<7f22e734>] (drm_fbdev_cma_init_with_funcs [drm_kms_helper]) from [<7f22e7d8>] (drm_fbdev_cma_init+0x24/0x30 [drm_kms_helper])
[ 9.504397] [<7f22e7d8>] (drm_fbdev_cma_init [drm_kms_helper]) from [<7f261b14>] (vc4_kms_load+0x98/0xd8 [vc4])
[ 9.504541] [<7f261b14>] (vc4_kms_load [vc4]) from [<7f25aca4>] (vc4_drm_bind+0x104/0x15c [vc4])
[ 9.504622] [<7f25aca4>] (vc4_drm_bind [vc4]) from [<804e593c>] (try_to_bring_up_master+0x150/0x198)
[ 9.504637] [<804e593c>] (try_to_bring_up_master) from [<804e5b60>] (component_master_add_with_match+0x90/0xc8)
[ 9.504714] [<804e5b60>] (component_master_add_with_match) from [<7f25ad9c>] (vc4_platform_drm_probe+0xa0/0xb8 [vc4])
[ 9.504793] [<7f25ad9c>] (vc4_platform_drm_probe [vc4]) from [<804ec5cc>] (platform_drv_probe+0x5c/0xbc)
[ 9.504808] [<804ec5cc>] (platform_drv_probe) from [<804eaa2c>] (driver_probe_device+0x218/0x2cc)
[ 9.504824] [<804eaa2c>] (driver_probe_device) from [<804eab9c>] (__driver_attach+0xbc/0xc0)
[ 9.504838] [<804eab9c>] (__driver_attach) from [<804e8aa8>] (bus_for_each_dev+0x74/0xa4)
[ 9.504852] [<804e8aa8>] (bus_for_each_dev) from [<804ea3b4>] (driver_attach+0x28/0x30)
[ 9.504866] [<804ea3b4>] (driver_attach) from [<804e9f50>] (bus_add_driver+0x194/0x21c)
[ 9.504881] [<804e9f50>] (bus_add_driver) from [<804eb284>] (driver_register+0x88/0x108)
[ 9.504895] [<804eb284>] (driver_register) from [<804ec510>] (__platform_driver_register+0x40/0x54)
[ 9.504976] [<804ec510>] (__platform_driver_register) from [<7f27c060>] (vc4_drm_register+0x60/0x70 [vc4])
[ 9.505062] [<7f27c060>] (vc4_drm_register [vc4]) from [<80101bcc>] (do_one_initcall+0x4c/0x188)
[ 9.505078] [<80101bcc>] (do_one_initcall) from [<8020411c>] (do_init_module+0x6c/0x1e0)
[ 9.505095] [<8020411c>] (do_init_module) from [<8019eb9c>] (load_module+0x1ca0/0x20f8)
[ 9.505112] [<8019eb9c>] (load_module) from [<8019f1c4>] (SyS_finit_module+0x9c/0xac)
[ 9.505128] [<8019f1c4>] (SyS_finit_module) from [<80107e40>] (ret_fast_syscall+0x0/0x1c)
[ 9.505134] ---[ end trace 7cd1e6c5b278d8f9 ]---
[ 9.505484] Console: switching to colour frame buffer device 100x80
[ 9.505569] drm_atomic_get_connector_state: num=1 index=0 DSI-1
[ 9.505575] Added [CONNECTOR:24] b66b1d40 state to b6434280
[ 9.505581] drm_atomic_get_connector_state: num=1 index=0 DSI-1
[ 9.505596] drm_atomic_helper_check: dev b6616800
[ 9.505600] drm_atomic_helper_check_modeset: dev b6616800
[ 9.505606] handle_conflicting_encoders: b6434280 0
[ 9.505614] drm_atomic_helper_check_modeset: conflicting_encoders 1, ret=0
[ 9.505617] update_connector_routing: dev b6617410
[ 9.505622] mode_fixup: dev b6434280
[ 9.505626] mode_fixup: connector num_connector=1
[ 9.505629] mode_fixup: foreach connector 0 DSI-1
[ 9.505633] drm_bridge_mode_fixup: 0
[ 9.505641] vc4_dsi_encoder_mode_fixup: clock 0 0
[ 9.505644] mode_fixup: funcs->mod_fixup 1
[ 9.505682] disable_outputs: b6616800
[ 9.525999] vc4-drm soc:gpu: fb0: frame buffer device
[ 9.644289] EXT4-fs (mmcblk0p2): re-mounted. Opts: (null)
[ 9.808493] systemd-journald[149]: Received request to flush runtime journal from PID 1
[ 10.073934] IPv6: ADDRCONF(NETDEV_UP): eth0: link is not ready
[ 10.092184] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready
[ 10.092693] r8152 1-1:1.0 eth0: carrier on
[ 10.641616] drm_helper_probe_single_connector_modes: b6617410 DSI-1 2048 2048
[ 10.641628] vc4_dsi_connector_detect: b6617410 DSI-1
[ 10.641647] drm_mode_probed_add: DSI-1 800x1280
[ 10.641653] rm68200_get_modes: w 2048 h 2048 type 800x1280 48
[ 10.641658] drm_helper_probe_add_cmdline_mode: DSI-1
[ 10.641681] Modeline 58:"800x1280" 60 74250000 800 838 846 884 1280 1292 1296 1308 0x48 0x0
[ 10.641687] drm_helper_probe_single_connector_modes: DONE b6617410 DSI-1
[ 10.641846] drm_atomic_get_connector_state: num=1 index=0 DSI-1
[ 10.641855] Added [CONNECTOR:24] b672e180 state to b672e9c0
[ 10.641862] drm_atomic_get_connector_state: num=1 index=0 DSI-1
[ 10.641879] drm_atomic_helper_check: dev b6616800
[ 10.641886] drm_atomic_helper_check_modeset: dev b6616800
[ 10.641893] handle_conflicting_encoders: b672e9c0 0
[ 10.641902] drm_atomic_helper_check_modeset: conflicting_encoders 1, ret=0
[ 10.641906] update_connector_routing: dev b6617410
[ 10.641914] mode_fixup: dev b672e9c0
[ 10.641919] mode_fixup: connector num_connector=1
[ 10.641924] mode_fixup: foreach connector 0 DSI-1
[ 10.641929] drm_bridge_mode_fixup: 0
[ 10.641939] vc4_dsi_encoder_mode_fixup: clock 0 0
[ 10.641944] mode_fixup: funcs->mod_fixup 1
[ 10.642027] disable_outputs: b6616800
[ 11.086347] Adding 102396k swap on /var/swap. Priority:-1 extents:4 across:241660k SSFS
[ 627.683903] drm_atomic_helper_connector_dpms: b6617410
[ 627.683922] drm_atomic_helper_check: dev b6616800
[ 627.683925] drm_atomic_helper_check_modeset: dev b6616800
[ 627.683931] handle_conflicting_encoders: b488e300 0
[ 627.683936] drm_atomic_helper_check_modeset: conflicting_encoders 0, ret=0
[ 627.683946] drm_atomic_get_connector_state: num=1 index=0 DSI-1
[ 627.683954] Added [CONNECTOR:24] b488e480 state to b488e300
[ 627.683968] mode_fixup: dev b488e300
[ 627.683972] mode_fixup: connector num_connector=1
[ 627.683975] mode_fixup: foreach connector 0 DSI-1
[ 627.683979] drm_bridge_mode_fixup: 0
[ 627.683987] vc4_dsi_encoder_mode_fixup: clock 0 0
[ 627.683991] mode_fixup: funcs->mod_fixup 1
[ 627.684019] disable_outputs: b6616800
[ 627.684023] disable_outputs: DISALBE b6616800
[ 627.684028] rm68200_disable: panel=b48d2514
[ 627.684033] rm68200_unprepare: panel=b48d2514
[ 627.684038] ------------[ cut here ]------------
[ 627.684058] WARNING: CPU: 0 PID: 139 at drivers/clk/clk.c:594 clk_core_disable+0x170/0x180
[ 627.684122] Modules linked in: cfg80211 rfkill vc4 drm_kms_helper snd_soc_core snd_compress snd_pcm_dmaengine snd_pcm snd_timer panel_raydium_rm68200 cdc_ether snd syscopyarea sysfillrect sysimgblt fb_sys_fops r8152 drm i2c_bcm2835 bcm2835_gpiomem uio_pdrv_genirq uio fixed ipv6
[ 627.684133] CPU: 0 PID: 139 Comm: kworker/0:2 Tainted: G W 4.9.61-v7+ #30
[ 627.684136] Hardware name: BCM2835
[ 627.684150] Workqueue: events console_callback
[ 627.684172] [<8010f744>] (unwind_backtrace) from [<8010bd1c>] (show_stack+0x20/0x24)
[ 627.684188] [<8010bd1c>] (show_stack) from [<80449ca0>] (dump_stack+0xc8/0x114)
[ 627.684203] [<80449ca0>] (dump_stack) from [<8011cd38>] (__warn+0xe8/0x114)
[ 627.684215] [<8011cd38>] (__warn) from [<8011ce34>] (warn_slowpath_null+0x30/0x38)
[ 627.684228] [<8011ce34>] (warn_slowpath_null) from [<8049a268>] (clk_core_disable+0x170/0x180)
[ 627.684243] [<8049a268>] (clk_core_disable) from [<8049a51c>] (clk_core_disable_lock+0x28/0x34)
[ 627.684256] [<8049a51c>] (clk_core_disable_lock) from [<8049a554>] (clk_disable+0x2c/0x30)
[ 627.684337] [<8049a554>] (clk_disable) from [<7f25d6f0>] (vc4_dsi_encoder_disable+0x88/0xc8 [vc4])
[ 627.684528] [<7f25d6f0>] (vc4_dsi_encoder_disable [vc4]) from [<7f226ddc>] (drm_atomic_helper_commit_modeset_disables+0x420/0x4dc [drm_kms_helper])
[ 627.684708] [<7f226ddc>] (drm_atomic_helper_commit_modeset_disables [drm_kms_helper]) from [<7f261698>] (vc4_atomic_complete_commit+0x30/0x8c [vc4])
[ 627.684837] [<7f261698>] (vc4_atomic_complete_commit [vc4]) from [<7f2618bc>] (vc4_atomic_commit+0x1c8/0x26c [vc4])
[ 627.685175] [<7f2618bc>] (vc4_atomic_commit [vc4]) from [<7f0ef660>] (drm_atomic_commit+0x5c/0x68 [drm])
[ 627.685538] [<7f0ef660>] (drm_atomic_commit [drm]) from [<7f228248>] (drm_atomic_helper_connector_dpms+0xf4/0x180 [drm_kms_helper])
[ 627.685758] [<7f228248>] (drm_atomic_helper_connector_dpms [drm_kms_helper]) from [<7f22bac0>] (drm_fb_helper_dpms+0xac/0x100 [drm_kms_helper])
[ 627.685980] [<7f22bac0>] (drm_fb_helper_dpms [drm_kms_helper]) from [<7f22bb64>] (drm_fb_helper_blank+0x50/0xa8 [drm_kms_helper])
[ 627.686100] [<7f22bb64>] (drm_fb_helper_blank [drm_kms_helper]) from [<8048bcd8>] (fb_blank+0x64/0xb8)
[ 627.686115] [<8048bcd8>] (fb_blank) from [<80485eb8>] (fbcon_blank+0x1f0/0x290)
[ 627.686133] [<80485eb8>] (fbcon_blank) from [<804c51f8>] (do_blank_screen+0x158/0x1f8)
[ 627.686149] [<804c51f8>] (do_blank_screen) from [<804c7ea8>] (console_callback+0x84/0x164)
[ 627.686165] [<804c7ea8>] (console_callback) from [<801358d8>] (process_one_work+0x144/0x438)
[ 627.686182] [<801358d8>] (process_one_work) from [<80135c0c>] (worker_thread+0x40/0x574)
[ 627.686196] [<80135c0c>] (worker_thread) from [<8013b8a4>] (kthread+0x108/0x124)
[ 627.686211] [<8013b8a4>] (kthread) from [<80107ec8>] (ret_from_fork+0x14/0x2c)
[ 627.686218] ---[ end trace 7cd1e6c5b278d8fa ]---
[ 627.686224] ------------[ cut here ]------------
[ 627.686235] WARNING: CPU: 0 PID: 139 at drivers/clk/clk.c:476 clk_core_unprepare+0x16c/0x18c
[ 627.686292] Modules linked in: cfg80211 rfkill vc4 drm_kms_helper snd_soc_core snd_compress snd_pcm_dmaengine snd_pcm snd_timer panel_raydium_rm68200 cdc_ether snd syscopyarea sysfillrect sysimgblt fb_sys_fops r8152 drm i2c_bcm2835 bcm2835_gpiomem uio_pdrv_genirq uio fixed ipv6
[ 627.686302] CPU: 0 PID: 139 Comm: kworker/0:2 Tainted: G W 4.9.61-v7+ #30
[ 627.686305] Hardware name: BCM2835
[ 627.686315] Workqueue: events console_callback
[ 627.686329] [<8010f744>] (unwind_backtrace) from [<8010bd1c>] (show_stack+0x20/0x24)
[ 627.686343] [<8010bd1c>] (show_stack) from [<80449ca0>] (dump_stack+0xc8/0x114)
[ 627.686357] [<80449ca0>] (dump_stack) from [<8011cd38>] (__warn+0xe8/0x114)
[ 627.686368] [<8011cd38>] (__warn) from [<8011ce34>] (warn_slowpath_null+0x30/0x38)
[ 627.686381] [<8011ce34>] (warn_slowpath_null) from [<80499f64>] (clk_core_unprepare+0x16c/0x18c)
[ 627.686396] [<80499f64>] (clk_core_unprepare) from [<8049b064>] (clk_unprepare+0x34/0x3c)
[ 627.686468] [<8049b064>] (clk_unprepare) from [<7f25d6f8>] (vc4_dsi_encoder_disable+0x90/0xc8 [vc4])
[ 627.686642] [<7f25d6f8>] (vc4_dsi_encoder_disable [vc4]) from [<7f226ddc>] (drm_atomic_helper_commit_modeset_disables+0x420/0x4dc [drm_kms_helper])
[ 627.686818] [<7f226ddc>] (drm_atomic_helper_commit_modeset_disables [drm_kms_helper]) from [<7f261698>] (vc4_atomic_complete_commit+0x30/0x8c [vc4])
[ 627.686947] [<7f261698>] (vc4_atomic_complete_commit [vc4]) from [<7f2618bc>] (vc4_atomic_commit+0x1c8/0x26c [vc4])
[ 627.687257] [<7f2618bc>] (vc4_atomic_commit [vc4]) from [<7f0ef660>] (drm_atomic_commit+0x5c/0x68 [drm])
[ 627.687614] [<7f0ef660>] (drm_atomic_commit [drm]) from [<7f228248>] (drm_atomic_helper_connector_dpms+0xf4/0x180 [drm_kms_helper])
[ 627.687835] [<7f228248>] (drm_atomic_helper_connector_dpms [drm_kms_helper]) from [<7f22bac0>] (drm_fb_helper_dpms+0xac/0x100 [drm_kms_helper])
[ 627.688057] [<7f22bac0>] (drm_fb_helper_dpms [drm_kms_helper]) from [<7f22bb64>] (drm_fb_helper_blank+0x50/0xa8 [drm_kms_helper])
[ 627.688176] [<7f22bb64>] (drm_fb_helper_blank [drm_kms_helper]) from [<8048bcd8>] (fb_blank+0x64/0xb8)
[ 627.688188] [<8048bcd8>] (fb_blank) from [<80485eb8>] (fbcon_blank+0x1f0/0x290)
[ 627.688203] [<80485eb8>] (fbcon_blank) from [<804c51f8>] (do_blank_screen+0x158/0x1f8)
[ 627.688217] [<804c51f8>] (do_blank_screen) from [<804c7ea8>] (console_callback+0x84/0x164)
[ 627.688231] [<804c7ea8>] (console_callback) from [<801358d8>] (process_one_work+0x144/0x438)
[ 627.688246] [<801358d8>] (process_one_work) from [<80135c0c>] (worker_thread+0x40/0x574)
[ 627.688260] [<80135c0c>] (worker_thread) from [<8013b8a4>] (kthread+0x108/0x124)
[ 627.688273] [<8013b8a4>] (kthread) from [<80107ec8>] (ret_from_fork+0x14/0x2c)
[ 627.688277] ---[ end trace 7cd1e6c5b278d8fb ]---
[ 627.688281] ------------[ cut here ]------------
[ 627.688291] WARNING: CPU: 0 PID: 139 at drivers/clk/clk.c:594 clk_core_disable+0x170/0x180
[ 627.688343] Modules linked in: cfg80211 rfkill vc4 drm_kms_helper snd_soc_core snd_compress snd_pcm_dmaengine snd_pcm snd_timer panel_raydium_rm68200 cdc_ether snd syscopyarea sysfillrect sysimgblt fb_sys_fops r8152 drm i2c_bcm2835 bcm2835_gpiomem uio_pdrv_genirq uio fixed ipv6
[ 627.688350] CPU: 0 PID: 139 Comm: kworker/0:2 Tainted: G W 4.9.61-v7+ #30
[ 627.688353] Hardware name: BCM2835
[ 627.688362] Workqueue: events console_callback
[ 627.688375] [<8010f744>] (unwind_backtrace) from [<8010bd1c>] (show_stack+0x20/0x24)
[ 627.688387] [<8010bd1c>] (show_stack) from [<80449ca0>] (dump_stack+0xc8/0x114)
[ 627.688400] [<80449ca0>] (dump_stack) from [<8011cd38>] (__warn+0xe8/0x114)
[ 627.688410] [<8011cd38>] (__warn) from [<8011ce34>] (warn_slowpath_null+0x30/0x38)
[ 627.688422] [<8011ce34>] (warn_slowpath_null) from [<8049a268>] (clk_core_disable+0x170/0x180)
[ 627.688436] [<8049a268>] (clk_core_disable) from [<8049a51c>] (clk_core_disable_lock+0x28/0x34)
[ 627.688449] [<8049a51c>] (clk_core_disable_lock) from [<8049a554>] (clk_disable+0x2c/0x30)
[ 627.688519] [<8049a554>] (clk_disable) from [<7f25d704>] (vc4_dsi_encoder_disable+0x9c/0xc8 [vc4])
[ 627.688693] [<7f25d704>] (vc4_dsi_encoder_disable [vc4]) from [<7f226ddc>] (drm_atomic_helper_commit_modeset_disables+0x420/0x4dc [drm_kms_helper])
[ 627.688869] [<7f226ddc>] (drm_atomic_helper_commit_modeset_disables [drm_kms_helper]) from [<7f261698>] (vc4_atomic_complete_commit+0x30/0x8c [vc4])
[ 627.688998] [<7f261698>] (vc4_atomic_complete_commit [vc4]) from [<7f2618bc>] (vc4_atomic_commit+0x1c8/0x26c [vc4])
[ 627.689309] [<7f2618bc>] (vc4_atomic_commit [vc4]) from [<7f0ef660>] (drm_atomic_commit+0x5c/0x68 [drm])
[ 627.689667] [<7f0ef660>] (drm_atomic_commit [drm]) from [<7f228248>] (drm_atomic_helper_connector_dpms+0xf4/0x180 [drm_kms_helper])
[ 627.689889] [<7f228248>] (drm_atomic_helper_connector_dpms [drm_kms_helper]) from [<7f22bac0>] (drm_fb_helper_dpms+0xac/0x100 [drm_kms_helper])
[ 627.690112] [<7f22bac0>] (drm_fb_helper_dpms [drm_kms_helper]) from [<7f22bb64>] (drm_fb_helper_blank+0x50/0xa8 [drm_kms_helper])
[ 627.690231] [<7f22bb64>] (drm_fb_helper_blank [drm_kms_helper]) from [<8048bcd8>] (fb_blank+0x64/0xb8)
[ 627.690244] [<8048bcd8>] (fb_blank) from [<80485eb8>] (fbcon_blank+0x1f0/0x290)
[ 627.690258] [<80485eb8>] (fbcon_blank) from [<804c51f8>] (do_blank_screen+0x158/0x1f8)
[ 627.690273] [<804c51f8>] (do_blank_screen) from [<804c7ea8>] (console_callback+0x84/0x164)
[ 627.690286] [<804c7ea8>] (console_callback) from [<801358d8>] (process_one_work+0x144/0x438)
[ 627.690302] [<801358d8>] (process_one_work) from [<80135c0c>] (worker_thread+0x40/0x574)
[ 627.690315] [<80135c0c>] (worker_thread) from [<8013b8a4>] (kthread+0x108/0x124)
[ 627.690328] [<8013b8a4>] (kthread) from [<80107ec8>] (ret_from_fork+0x14/0x2c)
[ 627.690333] ---[ end trace 7cd1e6c5b278d8fc ]---
[ 627.690336] ------------[ cut here ]------------
[ 627.690346] WARNING: CPU: 0 PID: 139 at drivers/clk/clk.c:476 clk_core_unprepare+0x16c/0x18c
[ 627.690398] Modules linked in: cfg80211 rfkill vc4 drm_kms_helper snd_soc_core snd_compress snd_pcm_dmaengine snd_pcm snd_timer panel_raydium_rm68200 cdc_ether snd syscopyarea sysfillrect sysimgblt fb_sys_fops r8152 drm i2c_bcm2835 bcm2835_gpiomem uio_pdrv_genirq uio fixed ipv6
[ 627.690405] CPU: 0 PID: 139 Comm: kworker/0:2 Tainted: G W 4.9.61-v7+ #30
[ 627.690408] Hardware name: BCM2835
[ 627.690416] Workqueue: events console_callback
[ 627.690429] [<8010f744>] (unwind_backtrace) from [<8010bd1c>] (show_stack+0x20/0x24)
[ 627.690442] [<8010bd1c>] (show_stack) from [<80449ca0>] (dump_stack+0xc8/0x114)
[ 627.690454] [<80449ca0>] (dump_stack) from [<8011cd38>] (__warn+0xe8/0x114)
[ 627.690464] [<8011cd38>] (__warn) from [<8011ce34>] (warn_slowpath_null+0x30/0x38)
[ 627.690476] [<8011ce34>] (warn_slowpath_null) from [<80499f64>] (clk_core_unprepare+0x16c/0x18c)
[ 627.690490] [<80499f64>] (clk_core_unprepare) from [<8049b064>] (clk_unprepare+0x34/0x3c)
[ 627.690561] [<8049b064>] (clk_unprepare) from [<7f25d70c>] (vc4_dsi_encoder_disable+0xa4/0xc8 [vc4])
[ 627.690735] [<7f25d70c>] (vc4_dsi_encoder_disable [vc4]) from [<7f226ddc>] (drm_atomic_helper_commit_modeset_disables+0x420/0x4dc [drm_kms_helper])
[ 627.690913] [<7f226ddc>] (drm_atomic_helper_commit_modeset_disables [drm_kms_helper]) from [<7f261698>] (vc4_atomic_complete_commit+0x30/0x8c [vc4])
[ 627.691041] [<7f261698>] (vc4_atomic_complete_commit [vc4]) from [<7f2618bc>] (vc4_atomic_commit+0x1c8/0x26c [vc4])
[ 627.691351] [<7f2618bc>] (vc4_atomic_commit [vc4]) from [<7f0ef660>] (drm_atomic_commit+0x5c/0x68 [drm])
[ 627.691709] [<7f0ef660>] (drm_atomic_commit [drm]) from [<7f228248>] (drm_atomic_helper_connector_dpms+0xf4/0x180 [drm_kms_helper])
[ 627.691931] [<7f228248>] (drm_atomic_helper_connector_dpms [drm_kms_helper]) from [<7f22bac0>] (drm_fb_helper_dpms+0xac/0x100 [drm_kms_helper])
[ 627.692153] [<7f22bac0>] (drm_fb_helper_dpms [drm_kms_helper]) from [<7f22bb64>] (drm_fb_helper_blank+0x50/0xa8 [drm_kms_helper])
[ 627.692271] [<7f22bb64>] (drm_fb_helper_blank [drm_kms_helper]) from [<8048bcd8>] (fb_blank+0x64/0xb8)
[ 627.692284] [<8048bcd8>] (fb_blank) from [<80485eb8>] (fbcon_blank+0x1f0/0x290)
[ 627.692298] [<80485eb8>] (fbcon_blank) from [<804c51f8>] (do_blank_screen+0x158/0x1f8)
[ 627.692312] [<804c51f8>] (do_blank_screen) from [<804c7ea8>] (console_callback+0x84/0x164)
[ 627.692326] [<804c7ea8>] (console_callback) from [<801358d8>] (process_one_work+0x144/0x438)
[ 627.692341] [<801358d8>] (process_one_work) from [<80135c0c>] (worker_thread+0x40/0x574)
[ 627.692355] [<80135c0c>] (worker_thread) from [<8013b8a4>] (kthread+0x108/0x124)
[ 627.692368] [<8013b8a4>] (kthread) from [<80107ec8>] (ret_from_fork+0x14/0x2c)
[ 627.692397] ---[ end trace 7cd1e6c5b278d8fd ]---
[ 627.692401] ------------[ cut here ]------------
[ 627.692413] WARNING: CPU: 0 PID: 139 at drivers/clk/clk.c:594 clk_core_disable+0x170/0x180
[ 627.692465] Modules linked in: cfg80211 rfkill vc4 drm_kms_helper snd_soc_core snd_compress snd_pcm_dmaengine snd_pcm snd_timer panel_raydium_rm68200 cdc_ether snd syscopyarea sysfillrect sysimgblt fb_sys_fops r8152 drm i2c_bcm2835 bcm2835_gpiomem uio_pdrv_genirq uio fixed ipv6
[ 627.692473] CPU: 0 PID: 139 Comm: kworker/0:2 Tainted: G W 4.9.61-v7+ #30
[ 627.692475] Hardware name: BCM2835
[ 627.692484] Workqueue: events console_callback
[ 627.692498] [<8010f744>] (unwind_backtrace) from [<8010bd1c>] (show_stack+0x20/0x24)
[ 627.692510] [<8010bd1c>] (show_stack) from [<80449ca0>] (dump_stack+0xc8/0x114)
[ 627.692522] [<80449ca0>] (dump_stack) from [<8011cd38>] (__warn+0xe8/0x114)
[ 627.692532] [<8011cd38>] (__warn) from [<8011ce34>] (warn_slowpath_null+0x30/0x38)
[ 627.692544] [<8011ce34>] (warn_slowpath_null) from [<8049a268>] (clk_core_disable+0x170/0x180)
[ 627.692558] [<8049a268>] (clk_core_disable) from [<8049a51c>] (clk_core_disable_lock+0x28/0x34)
[ 627.692571] [<8049a51c>] (clk_core_disable_lock) from [<8049a554>] (clk_disable+0x2c/0x30)
[ 627.692641] [<8049a554>] (clk_disable) from [<7f25d718>] (vc4_dsi_encoder_disable+0xb0/0xc8 [vc4])
[ 627.692815] [<7f25d718>] (vc4_dsi_encoder_disable [vc4]) from [<7f226ddc>] (drm_atomic_helper_commit_modeset_disables+0x420/0x4dc [drm_kms_helper])
[ 627.692991] [<7f226ddc>] (drm_atomic_helper_commit_modeset_disables [drm_kms_helper]) from [<7f261698>] (vc4_atomic_complete_commit+0x30/0x8c [vc4])
[ 627.693121] [<7f261698>] (vc4_atomic_complete_commit [vc4]) from [<7f2618bc>] (vc4_atomic_commit+0x1c8/0x26c [vc4])
[ 627.693430] [<7f2618bc>] (vc4_atomic_commit [vc4]) from [<7f0ef660>] (drm_atomic_commit+0x5c/0x68 [drm])
[ 627.693789] [<7f0ef660>] (drm_atomic_commit [drm]) from [<7f228248>] (drm_atomic_helper_connector_dpms+0xf4/0x180 [drm_kms_helper])
[ 627.694011] [<7f228248>] (drm_atomic_helper_connector_dpms [drm_kms_helper]) from [<7f22bac0>] (drm_fb_helper_dpms+0xac/0x100 [drm_kms_helper])
[ 627.694234] [<7f22bac0>] (drm_fb_helper_dpms [drm_kms_helper]) from [<7f22bb64>] (drm_fb_helper_blank+0x50/0xa8 [drm_kms_helper])
[ 627.694353] [<7f22bb64>] (drm_fb_helper_blank [drm_kms_helper]) from [<8048bcd8>] (fb_blank+0x64/0xb8)
[ 627.694366] [<8048bcd8>] (fb_blank) from [<80485eb8>] (fbcon_blank+0x1f0/0x290)
[ 627.694380] [<80485eb8>] (fbcon_blank) from [<804c51f8>] (do_blank_screen+0x158/0x1f8)
[ 627.694394] [<804c51f8>] (do_blank_screen) from [<804c7ea8>] (console_callback+0x84/0x164)
[ 627.694408] [<804c7ea8>] (console_callback) from [<801358d8>] (process_one_work+0x144/0x438)
[ 627.694423] [<801358d8>] (process_one_work) from [<80135c0c>] (worker_thread+0x40/0x574)
[ 627.694437] [<80135c0c>] (worker_thread) from [<8013b8a4>] (kthread+0x108/0x124)
[ 627.694450] [<8013b8a4>] (kthread) from [<80107ec8>] (ret_from_fork+0x14/0x2c)
[ 627.694455] ---[ end trace 7cd1e6c5b278d8fe ]---
[ 627.694548] ------------[ cut here ]------------
[ 627.694560] WARNING: CPU: 0 PID: 139 at drivers/clk/clk.c:476 clk_core_unprepare+0x16c/0x18c
[ 627.694611] Modules linked in: cfg80211 rfkill vc4 drm_kms_helper snd_soc_core snd_compress snd_pcm_dmaengine snd_pcm snd_timer panel_raydium_rm68200 cdc_ether snd syscopyarea sysfillrect sysimgblt fb_sys_fops r8152 drm i2c_bcm2835 bcm2835_gpiomem uio_pdrv_genirq uio fixed ipv6
[ 627.694619] CPU: 0 PID: 139 Comm: kworker/0:2 Tainted: G W 4.9.61-v7+ #30
[ 627.694622] Hardware name: BCM2835
[ 627.694630] Workqueue: events console_callback
[ 627.694644] [<8010f744>] (unwind_backtrace) from [<8010bd1c>] (show_stack+0x20/0x24)
[ 627.694656] [<8010bd1c>] (show_stack) from [<80449ca0>] (dump_stack+0xc8/0x114)
[ 627.694668] [<80449ca0>] (dump_stack) from [<8011cd38>] (__warn+0xe8/0x114)
[ 627.694679] [<8011cd38>] (__warn) from [<8011ce34>] (warn_slowpath_null+0x30/0x38)
[ 627.694691] [<8011ce34>] (warn_slowpath_null) from [<80499f64>] (clk_core_unprepare+0x16c/0x18c)
[ 627.694704] [<80499f64>] (clk_core_unprepare) from [<8049b064>] (clk_unprepare+0x34/0x3c)
[ 627.694776] [<8049b064>] (clk_unprepare) from [<7f25d720>] (vc4_dsi_encoder_disable+0xb8/0xc8 [vc4])
[ 627.694951] [<7f25d720>] (vc4_dsi_encoder_disable [vc4]) from [<7f226ddc>] (drm_atomic_helper_commit_modeset_disables+0x420/0x4dc [drm_kms_helper])
[ 627.695127] [<7f226ddc>] (drm_atomic_helper_commit_modeset_disables [drm_kms_helper]) from [<7f261698>] (vc4_atomic_complete_commit+0x30/0x8c [vc4])
[ 627.695256] [<7f261698>] (vc4_atomic_complete_commit [vc4]) from [<7f2618bc>] (vc4_atomic_commit+0x1c8/0x26c [vc4])
[ 627.695566] [<7f2618bc>] (vc4_atomic_commit [vc4]) from [<7f0ef660>] (drm_atomic_commit+0x5c/0x68 [drm])
[ 627.695924] [<7f0ef660>] (drm_atomic_commit [drm]) from [<7f228248>] (drm_atomic_helper_connector_dpms+0xf4/0x180 [drm_kms_helper])
[ 627.696144] [<7f228248>] (drm_atomic_helper_connector_dpms [drm_kms_helper]) from [<7f22bac0>] (drm_fb_helper_dpms+0xac/0x100 [drm_kms_helper])
[ 627.696367] [<7f22bac0>] (drm_fb_helper_dpms [drm_kms_helper]) from [<7f22bb64>] (drm_fb_helper_blank+0x50/0xa8 [drm_kms_helper])
[ 627.696486] [<7f22bb64>] (drm_fb_helper_blank [drm_kms_helper]) from [<8048bcd8>] (fb_blank+0x64/0xb8)
[ 627.696498] [<8048bcd8>] (fb_blank) from [<80485eb8>] (fbcon_blank+0x1f0/0x290)
[ 627.696513] [<80485eb8>] (fbcon_blank) from [<804c51f8>] (do_blank_screen+0x158/0x1f8)
[ 627.696527] [<804c51f8>] (do_blank_screen) from [<804c7ea8>] (console_callback+0x84/0x164)
[ 627.696541] [<804c7ea8>] (console_callback) from [<801358d8>] (process_one_work+0x144/0x438)
[ 627.696556] [<801358d8>] (process_one_work) from [<80135c0c>] (worker_thread+0x40/0x574)
[ 627.696570] [<80135c0c>] (worker_thread) from [<8013b8a4>] (kthread+0x108/0x124)
[ 627.696583] [<8013b8a4>] (kthread) from [<80107ec8>] (ret_from_fork+0x14/0x2c)
[ 627.696587] ---[ end trace 7cd1e6c5b278d8ff ]---
[ 627.696599] disable_outputs: crt DISABLE b6616800