** Description changed: + [SRU Justification] + + BugLink: https://bugs.launchpad.net/bugs/2067364 + + [Impact] + + With IVSC switched to in-tree driver since 6.8 kernels in bug 2061747, + it's still suffering from various problems that blocks camera driver + stack being loaded correctly. + + The ivsc-ace driver may fail to communicate with the underlying firmware with error messages: + ``` + ivsc_ace intel_vsc-5db76cf6-0a68-4ed6-9b78-0361635e2447: switch camera to host failed: -110 + ``` + This happens after warm reboots. In addition, ivs may block suspend resume, too. + + [Fix] + + These symptoms are to be addressed by upstream reviewing patchsets: + * https://lore.kernel.org/all/[email protected]/ + * https://lore.kernel.org/all/[email protected]/ + * commit 9b5e045029d8 ("mei: vsc: Don't stop/restart mei device during system suspend/resume") from v6.10-rc4 + + [Test Case] + + 1. test camera after rebooting into a proposed kernel, + 2. run suspend/resume stress test plan. + 3. verify camera still working + + [Where problems could occur] + + These fixes are quite limited to ipu6/ivsc platforms, and affected no + power-consumption or other notisible problem. + + [Other Info] + + While some of the fixes are still under upstream review, meaning they're + not yet available in any kernel release, linux-unstable/oracular/noble + and oem-6.8/6.1x will be nominated for fix. + + ========== original bug report ========== + With IVSC switched to in-tree driver since 6.8 kernels in bug 2061747, it's still suffering from various problems that blocks camera driver stack being loaded correctly. The ivsc-ace driver may fail to communicate with the underlying firmware with error messages: - ivsc_ace intel_vsc-5db76cf6-0a68-4ed6-9b78-0361635e2447: switch camera + ivsc_ace intel_vsc-5db76cf6-0a68-4ed6-9b78-0361635e2447: switch camera to host failed: -110 This happens after warm reboots. In addition, ivs may block suspend resume, too. These symptoms are to be addressed by upstream reviewing patchsets: * https://lore.kernel.org/all/[email protected]/ * https://lore.kernel.org/all/[email protected]/ * commit 9b5e045029d8 ("mei: vsc: Don't stop/restart mei device during system suspend/resume") from v6.10-rc4 --- ProblemType: Bug ApportVersion: 2.28.1-0ubuntu3 Architecture: amd64 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/seq: ubuntu 1798 F.... pipewire /dev/snd/controlC0: ubuntu 1798 F.... pipewire ubuntu 1801 F.... wireplumber CasperMD5CheckMismatches: ./.disk/casper-uuid-generic ./casper/initrd ./casper/minimal.standard.live.hotfix.squashfs ./casper/minimal.standard.hotfix.squashfs ./casper/minimal.hotfix.squashfs ./boot/grub/grub.cfg CasperMD5CheckResult: fail DistributionChannelDescriptor: # This is the distribution channel descriptor for Ubuntu 24.04 for Dell # For more information see http://wiki.ubuntu.com/DistributionChannelDescriptor canonical-oem-somerville-noble-hwe-20240530-104 DistroRelease: Ubuntu 24.04 InstallationDate: Installed on 2024-05-31 (25 days ago) InstallationMedia: Ubuntu OEM 24.04 LTS "Noble Numbat" - Release amd64 (20240530) IwConfig: lo no wireless extensions. wlp114s0f0 no wireless extensions. MachineType: Dell Inc. XPS 13 9340 Package: linux (not installed) ProcFB: 0 i915drmfb ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-6.8.0-1006-oem root=UUID=d5b7dbbf-8cd9-4ae2-8a58-14c2bf796724 ro debug ignore_log_level hid_sensor_als.dyndbg=+p industrialio.dyndbg=+p hid_sensor_iio_common.dyndbg=+p hid_sensor_trigger.dyndbg=+p ProcVersionSignature: Ubuntu 6.8.0-1006.6-oem 6.8.4 RelatedPackageVersions: linux-restricted-modules-6.8.0-1006-oem N/A linux-backports-modules-6.8.0-1006-oem N/A linux-firmware 20240318.git3b128b60-0ubuntu2.1 Tags: noble Uname: Linux 6.8.0-1006-oem x86_64 UpgradeStatus: No upgrade log present (probably fresh install) UserGroups: N/A _MarkForUpload: True dmi.bios.date: 03/21/2024 dmi.bios.release: 1.4 dmi.bios.vendor: Dell Inc. dmi.bios.version: 1.4.1 dmi.board.name: 02395C dmi.board.vendor: Dell Inc. dmi.board.version: X04 dmi.chassis.type: 10 dmi.chassis.vendor: Dell Inc. dmi.ec.firmware.release: 1.8 dmi.modalias: dmi:bvnDellInc.:bvr1.4.1:bd03/21/2024:br1.4:efr1.8:svnDellInc.:pnXPS139340:pvr:rvnDellInc.:rn02395C:rvrX04:cvnDellInc.:ct10:cvr:sku0C87: dmi.product.family: XPS dmi.product.name: XPS 13 9340 dmi.product.sku: 0C87 dmi.sys.vendor: Dell Inc.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/2067364 Title: failed to enable IPU6 camera sensor on kernel >= 6.8: ivsc_ace intel_vsc-5db76cf6-0a68-4ed6-9b78-0361635e2447: switch camera to host failed: -110 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ipu6-drivers/+bug/2067364/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
