Webcam not detected in asahi 6.14.1-1

[mrkcee]

Issue:
Just wanted to report that webcam is not working in asahi-6.14.1-1. It works in the previous kernel version asahi-6.13.8-1.

asahi-6.14.1-1:

• dmesg | grep -i apple-isp

[    2.249512] apple-isp 22a000000.isp: ISP firmware-compat: 13.5 (FW: 13.5)
[    2.314053] apple-isp 22a000000.isp: failed to init iommu: -19

• find /sys/kernel/iommu_groups/ -type l

/sys/kernel/iommu_groups/7/devices/231c00000.dcp:piodma
/sys/kernel/iommu_groups/5/devices/soc:display-subsystem
/sys/kernel/iommu_groups/3/devices/24a980000.dma-controller
/sys/kernel/iommu_groups/1/devices/238200000.dma-controller
/sys/kernel/iommu_groups/8/devices/502280000.usb
/sys/kernel/iommu_groups/6/devices/382280000.usb
/sys/kernel/iommu_groups/4/devices/24ac00000.aop
/sys/kernel/iommu_groups/2/devices/242400000.sep
/sys/kernel/iommu_groups/0/devices/231c00000.dcp
/sys/kernel/iommu_groups/9/devices/0000:01:00.0
/sys/kernel/iommu_groups/9/devices/0000:01:00.1

asahi-6.13.8-1:

• dmesg | grep -i apple-isp

[    2.380778] apple-isp 22a000000.isp: Adding to iommu group 9
[    2.384827] apple-isp 22a000000.isp: ISP firmware-compat: 13.5 (FW: 13.5)
[    2.439660] apple-isp 22a000000.isp: IPC surface iova: 0x1000000
[    2.439670] apple-isp 22a000000.isp: Data surface iova: 0x101c000
[    3.410686] apple-isp: CISP_CMD_CONFIG_GET:
[    3.410695] apple-isp: 00000000 00000003 016e3600 00000001 0000000a 00000000 00000001
[    3.410800] apple-isp 22a000000.isp: found sensor 248 CC21495005WPM0D3S on ch 0
[    3.410806] apple-isp: ch: CISP_CMD_CH_INFO_GET: 0
[    3.410810] apple-isp: ch: 00000000 0000010d 00000000 07db0001 00050091 00040007 00000006 00000001
[    3.410815] apple-isp: ch: 00000248 00000007 00000001 00000001 00000000 00000000 00000000 00000000
[    3.410820] apple-isp: ch: 00000000 00000000 00000000 00010000 00000001 00000000 00000004 00000020
[    3.410824] apple-isp: ch: 00000001 00000000 00004680 00000040 00000001 00000002 00004000 00000040
[    3.410827] apple-isp: ch: 00000001 00000000 00000000 00000036 00000000 00000000 000f4240 434300a0
[    3.410829] apple-isp: ch: 39343132 35303035 304d5057 00533344 00000000 00000008 00000000 00000000
[    3.410831] apple-isp: ch: 00000004 00000000 00000000 00000000 00000000 00000000 00000000 00ff0000
[    3.410832] apple-isp: ch: 00000c00 00000000 0000001c 00000680 00000004 00000004 00000000 00000000
[    3.410834] apple-isp: ch: 00000000 00000000 00000000 00000000 05100000 000002e0
[    3.410943] apple-isp: ps: CISP_CMD_CH_CAMERA_CONFIG_GET: 0
[    3.410946] apple-isp: ps: 00000000 00000106 00000000 00000000 02e00510 02e00510 00000000 00001df8
[    3.410948] apple-isp: ps: 00000100 00000001 00000040 00000040 00000040 00000040 00000040 00000040
[    3.410951] apple-isp: ps: 00000003 00000040 00000040 00000005 00000000 00000528 00000001 00000000
[    3.410955] apple-isp: ps: 0249f000 00000006 00000007 00000000 00000009 000f4240 00000025 00000000
[    3.410959] apple-isp: ps: 00004000 00000014 00000015 00000000 00000000 00000000 00000510 000002e0
[    3.410963] apple-isp: ps: 00010000 b9680000 0ef80000 00000000 0000001f 00000000 00000000 00000000
[    3.410967] apple-isp: ps: 00000510 000002e0 00000100 00000000 00000000 00000510 000002e0
[    3.428419] apple-isp 22a000000.isp: apple-isp probe!

• find /sys/kernel/iommu_groups/ -type l

/sys/kernel/iommu_groups/7/devices/242400000.sep
/sys/kernel/iommu_groups/5/devices/24a980000.dma-controller
/sys/kernel/iommu_groups/3/devices/238200000.dma-controller
/sys/kernel/iommu_groups/1/devices/24ac00000.aop
/sys/kernel/iommu_groups/8/devices/502280000.usb
/sys/kernel/iommu_groups/6/devices/231c00000.dcp:piodma
/sys/kernel/iommu_groups/4/devices/382280000.usb
/sys/kernel/iommu_groups/2/devices/soc:display-subsystem
/sys/kernel/iommu_groups/10/devices/0000:01:00.0
/sys/kernel/iommu_groups/10/devices/0000:01:00.1
/sys/kernel/iommu_groups/0/devices/231c00000.dcp
/sys/kernel/iommu_groups/9/devices/22a000000.isp

Additional information:
Apple Macbook Air (M1, 2020)
I am not running the Fedora Asahi reference disto.

[mkurz]

Does it work with 6.14.1-2?

I am not running the Fedora Asahi reference disto.

Which distro are you using?

(I am not part of the Asahi team, just curios)

[mrkcee]

It works now in asahi 6.14.1-2. Thank you!

I'm running Tumbleweed.