dev@dev-desktop:~$ dmesg | grep -i 'ov5693\|nvcsi\|vi' [ 0.000000] Linux version 4.9.140-tegra (dev_ananth@HTIC-Lenovo-Legion) (gcc version 7.3.1 20180425 [linaro-7.3-2018.05 revision d29120a424ecfbc167ef90065c0eeb7f91977701] (Linaro GCC 7.3-2018.05) ) #1 SMP PREEMPT Mon Nov 9 14:22:06 IST 2020 [ 0.000000] OF: reserved mem: initialized node ramoops_carveout, compatible id nvidia,ramoops [ 0.000000] OF: reserved mem: initialized node vpr-carveout, compatible id nvidia,vpr-carveout [ 0.000000] OF: reserved mem: initialized node grid-of-semaphores, compatible id nvidia,gosmem [ 0.000000] Kernel command line: root=/dev/mmcblk0p1 rw rootwait rootfstype=ext4 console=ttyTCU0,115200n8 console=tty0 fbcon=map:0 net.ifnames=0 rootfstype=ext4 video=tegrafb no_console_suspend=1 earlycon=tegra_comb_uart,mmio32,0x0c168000 gpt tegra_fbmem=0x800000@0xa069b000 lut_mem=0x2008@0xa0696000 usbcore.old_scheme_first=1 tegraid=19.1.2.0.0 maxcpus=8 boot.slot_suffix= boot.ratchetvalues=0.4.2 vpr_resize sdhci_tegra.en_boot_part_access=1 quiet [ 0.000000] log_buf_len individual max cpu contribution: 32768 bytes [ 0.000000] Virtual kernel memory layout: [ 0.000726] Console: colour dummy device 80x25 [ 0.514597] tegra-id: opt_subrevision=0. [ 0.514637] Tegra Revision: A02 SKU: 0xd0 CPU Process: 0 SoC Process: 0 [ 0.514675] DTS File Name: /home/dev_ananth/Projects/development/project_se4/sources/kernel/kernel/kernel-4.9/arch/arm64/boot/dts/../../../../../../hardware/nvidia/platform/t19x/galen/kernel-dts/common/tegra194-p2888-0001-p2822-0000-common.dtsi [ 0.758727] CPU features: detected feature: Privileged Access Never [ 0.873389] OS set in device tree is not L4T. [ 0.908217] DTS File Name: /home/dev_ananth/Projects/development/project_se4/sources/kernel/kernel/kernel-4.9/arch/arm64/boot/dts/../../../../../../hardware/nvidia/platform/t19x/galen/kernel-dts/common/tegra194-p2888-0001-p2822-0000-common.dtsi [ 0.921743] iommu: Adding device 14180000.pcie to group 0 [ 0.922605] iommu: Adding device 14100000.pcie to group 1 [ 0.923475] iommu: Adding device 14140000.pcie to group 2 [ 0.924382] iommu: Adding device 141a0000.pcie to group 3 [ 0.926338] iommu: Adding device 2490000.ether_qos to group 4 [ 0.927068] iommu: Adding device 3100000.serial to group 5 [ 0.927778] iommu: Adding device 3110000.serial to group 6 [ 0.928376] iommu: Adding device 3140000.serial to group 7 [ 0.930123] iommu: Adding device 3460000.sdhci to group 8 [ 0.930850] iommu: Adding device 3400000.sdhci to group 9 [ 0.931553] iommu: Adding device 2450000.ufshci to group 10 [ 0.932288] iommu: Adding device 3210000.spi to group 11 [ 0.932835] iommu: Adding device c260000.spi to group 12 [ 0.933992] iommu: Adding device 3160000.i2c to group 13 [ 0.934496] iommu: Adding device c240000.i2c to group 14 [ 0.935152] iommu: Adding device 3180000.i2c to group 15 [ 0.935723] iommu: Adding device 3190000.i2c to group 16 [ 0.936496] iommu: Adding device 31b0000.i2c to group 17 [ 0.937201] iommu: Adding device 31c0000.i2c to group 18 [ 0.937746] iommu: Adding device c250000.i2c to group 19 [ 0.938261] iommu: Adding device 31e0000.i2c to group 20 [ 0.939272] iommu: Adding device sound to group 21 [ 0.939947] iommu: Adding device 3510000.hda to group 22 [ 0.940683] iommu: Adding device bc00000.rtcpu to group 23 [ 0.943594] iommu: Adding device 13e10000.host1x to group 24 [ 0.944169] iommu: Adding device 13e10000.host1x:ctx0 to group 25 [ 0.944788] iommu: Adding device 13e10000.host1x:ctx1 to group 26 [ 0.945300] iommu: Adding device 13e10000.host1x:ctx2 to group 27 [ 0.945814] iommu: Adding device 13e10000.host1x:ctx3 to group 28 [ 0.946350] iommu: Adding device 13e10000.host1x:ctx4 to group 29 [ 0.946900] iommu: Adding device 13e10000.host1x:ctx5 to group 30 [ 0.947386] iommu: Adding device 13e10000.host1x:ctx6 to group 31 [ 0.947943] iommu: Adding device 13e10000.host1x:ctx7 to group 32 [ 0.948684] iommu: Adding device 15340000.vic to group 33 [ 0.949238] iommu: Adding device 15380000.nvjpg to group 34 [ 0.949595] iommu: Adding device 15500000.tsec to group 35 [ 0.949952] iommu: Adding device 15100000.tsecb to group 36 [ 0.950314] iommu: Adding device 15480000.nvdec to group 37 [ 0.950662] iommu: Adding device 15140000.nvdec1 to group 38 [ 0.951052] iommu: Adding device 154c0000.nvenc to group 39 [ 0.951411] iommu: Adding device 15a80000.nvenc1 to group 40 [ 0.951959] iommu: Adding device 15880000.nvdla0 to group 41 [ 0.952563] iommu: Adding device 158c0000.nvdla1 to group 42 [ 0.953361] iommu: Adding device 15200000.nvdisplay to group 43 [ 0.961104] iommu: Adding device 15210000.nvdisplay to group 44 [ 0.961770] iommu: Adding device 15220000.nvdisplay to group 45 [ 0.964640] iommu: Adding device 15c10000.vi to group 46 [ 0.964915] t19x-arm-smmu: Adding 15c10000.vi to ISO SMMU client [ 0.965428] iommu: Adding device 14800000.isp to group 47 [ 0.966784] iommu: Adding device 16000000.pva0 to group 48 [ 0.967507] iommu: Adding device 16800000.pva1 to group 49 [ 0.968076] iommu: Adding device 15810000.se to group 50 [ 0.968617] iommu: Adding device 15820000.se to group 51 [ 0.969030] iommu: Adding device 15830000.se to group 52 [ 0.969385] iommu: Adding device 15840000.se to group 53 [ 0.969739] iommu: Adding device c1a0000.aon to group 54 [ 0.971934] iommu: Adding device d000000.bpmp to group 55 [ 0.978772] iommu: Adding device smmu_test to group 56 [ 0.988633] iommu: Adding device 2600000.dma to group 57 [ 0.996899] gpiochip_setup_dev: registered GPIOs 288 to 511 on device: gpiochip0 (tegra-gpio) [ 1.006545] gpiochip_setup_dev: registered GPIOs 248 to 287 on device: gpiochip1 (tegra-gpio-aon) [ 1.010445] iommu: Adding device 3550000.xudc to group 58 [ 1.011427] iommu: Adding device 3610000.xhci to group 59 [ 1.076307] usbcore: registered new device driver usb [ 1.163559] gpiochip_setup_dev: registered GPIOs 240 to 247 on device: gpiochip2 (max77620-gpio) [ 1.164883] Linux video capture interface: v2.00 [ 1.174016] Bluetooth: HCI device and connection manager initialized [ 1.177087] camchar: rtcpu character device driver loaded [ 1.601448] iommu: Adding device 2993000.adsp to group 60 [ 1.727353] iommu: Adding device aconnect@2a41000:adsp_audio to group 61 [ 1.750077] misc tegra_camera_ctrl: tegra_camera_isomgr_register isp_iso_bw=1000000, vi_iso_bw=750000, max_bw=3916800 [ 1.772883] falcon 15340000.vic: initialized [ 1.805612] t194-nvcsi 15a00000.nvcsi: initialized [ 1.811674] scare-pigeon 13e10000.host1x:vi-thi@15f00000: initialized [ 1.984847] Console: switching to colour frame buffer device 240x67 [ 2.049366] tun: Universal TUN/TAP device driver, 1.6 [ 2.050569] igbvf: Intel(R) Gigabit Virtual Function Network Driver - version 2.4.0-k [ 2.110243] mousedev: PS/2 mouse device common for all mice [ 2.234050] rtc rtc1: alarm rtc device [ 2.305356] device-mapper: uevent: version 1.0.3 [ 2.305893] device-mapper: ioctl: 4.35.0-ioctl (2016-06-23) initialised: dm-devel@redhat.com [ 2.356109] tegra19x_actmon d230000.actmon: initialization Completed for the device mc_all [ 2.366173] trusty-virtio trusty:virtio: initializing [ 2.366343] trusty_ipc virtio0: vring0: va(pa) ffffffc7c7050000(0) qsz 32 notifyid 1 [ 2.366350] trusty_ipc virtio0: vring1: va(pa) ffffffc7c7052000(0) qsz 32 notifyid 2 [ 2.366500] trusty-virtio trusty:virtio: initializing done [ 2.366786] trusty_ipc virtio0: is online [ 2.379949] input: tegra-hda-galen-t194 HDMI/DP,pcm=3 as /devices/3510000.hda/sound/card0/input0 [ 2.380135] input: tegra-hda-galen-t194 HDMI/DP,pcm=7 as /devices/3510000.hda/sound/card0/input1 [ 2.380259] input: tegra-hda-galen-t194 HDMI/DP,pcm=8 as /devices/3510000.hda/sound/card0/input2 [ 2.380419] input: tegra-hda-galen-t194 HDMI/DP,pcm=9 as /devices/3510000.hda/sound/card0/input3 [ 3.006980] tegra_cec 3960000.tegra_cec: Sent res: -113. [ 4.449824] input: tegra-snd-t19x-mobile-rt565x Headset Jack as /devices/sound/sound/card1/input4 [ 4.452210] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this. [ 4.969738] iommu: Adding device 0000:00:00.0 to group 62 [ 4.970204] pcie_pme 0000:00:00.0:pcie001: service driver pcie_pme loaded [ 4.970275] aer 0000:00:00.0:pcie002: service driver aer loaded [ 4.970461] pcie_pme 0000:00:00.0:pcie001: unloading service driver pcie_pme [ 4.970539] aer 0000:00:00.0:pcie002: unloading service driver aer [ 4.970674] iommu: Removing device 0000:00:00.0 from group 62 [ 5.083092] iommu: Adding device 0001:00:00.0 to group 62 [ 5.084498] iommu: Adding device 0001:01:00.0 to group 63 [ 5.096939] pcie_pme 0001:00:00.0:pcie001: service driver pcie_pme loaded [ 5.097100] aer 0001:00:00.0:pcie002: service driver aer loaded [ 5.612955] iommu: Adding device 0003:00:00.0 to group 64 [ 5.613501] pcie_pme 0003:00:00.0:pcie001: service driver pcie_pme loaded [ 5.613604] aer 0003:00:00.0:pcie002: service driver aer loaded [ 5.613762] pcie_pme 0003:00:00.0:pcie001: unloading service driver pcie_pme [ 5.613808] aer 0003:00:00.0:pcie002: unloading service driver aer [ 5.613976] iommu: Removing device 0003:00:00.0 from group 64 [ 6.130647] iommu: Adding device 0005:00:00.0 to group 64 [ 6.131191] pcie_pme 0005:00:00.0:pcie001: service driver pcie_pme loaded [ 6.131346] aer 0005:00:00.0:pcie002: service driver aer loaded [ 6.131502] pcie_pme 0005:00:00.0:pcie001: unloading service driver pcie_pme [ 6.131573] aer 0005:00:00.0:pcie002: unloading service driver aer [ 6.131716] iommu: Removing device 0005:00:00.0 from group 64 [ 6.159828] tegra194-vi5 15c10000.vi: initialized [ 6.165688] tegra194-vi5 15c10000.vi: ep of_device is not enabled /host1x/vi@15c10000/ports/port@0/endpoint. [ 6.172467] tegra-xudc-new 3550000.xudc: device count: 1 [ 6.175351] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002 [ 6.175356] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 6.176230] usb usb2: New USB device found, idVendor=1d6b, idProduct=0003 [ 6.176235] usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 6.251719] input: gpio-keys as /devices/gpio-keys/input/input5 [ 6.324036] ALSA device list: [ 6.353571] Root device found: mmcblk0p1 [ 6.502469] usb 1-4: new full-speed USB device number 2 using tegra-xusb [ 6.526005] usb 1-4: New USB device found, idVendor=046d, idProduct=c534 [ 6.526011] usb 1-4: New USB device strings: Mfr=1, Product=2, SerialNumber=0 [ 6.527705] systemd[1]: systemd 237 running in system mode. (+PAM +AUDIT +SELINUX +IMA +APPARMOR +SMACK +SYSVINIT +UTMP +LIBCRYPTSETUP +GCRYPT +GNUTLS +ACL +XZ +LZ4 +SECCOMP +BLKID +ELFUTILS +KMOD -IDN2 +IDN -PCRE2 default-hierarchy=hybrid) [ 6.528744] input: Logitech USB Receiver as /devices/3610000.xhci/usb1/1-4/1-4:1.0/0003:046D:C534.0001/input/input6 [ 6.594449] input: Logitech USB Receiver as /devices/3610000.xhci/usb1/1-4/1-4:1.1/0003:046D:C534.0002/input/input7 [ 6.595812] systemd[1]: File /lib/systemd/system/systemd-journald.service:36 configures an IP firewall (IPAddressDeny=any), but the local system does not support BPF/cgroup based firewalling. [ 7.880040] ov5693 2-0036: probing v4l2 sensor. [ 7.886157] ov5693 2-0036: tegracam sensor driver:ov5693_v2.0.6 [ 7.886167] ov5693 2-0036: ov5693_board_setup++ [ 7.887439] ov5693 2-0036: ov5693_power_on: power on [ 7.888282] device rndis0 entered promiscuous mode [ 7.904413] device usb0 entered promiscuous mode [ 8.966080] ov5693 2-0036: ov5693_power_off: power off [ 9.119971] ov5693 2-0036: Detected OV5693 sensor [ 10.262687] zram: Added device: zram0 [ 10.266670] zram: Added device: zram1 [ 10.269585] zram: Added device: zram2 [ 10.271113] zram: Added device: zram3 dev@dev-desktop:~$ B