Hi Jim, Jim Quinlan <jim2101024@xxxxxxxxx> (2023-04-11): > […] > This property has already been in use by Raspian Linux, but this > immplementation adds more details and discerns between (a) and (b) ^^^^^^^^^^^^^^^ implementation > automatically. > > Link: https://bugzilla.kernel.org/show_bug.cgi?id=217276 > Signed-off-by: Jim Quinlan <jim2101024@xxxxxxxxx> Sorry, it seems like my initial tests with v1 (applied on top of v6.3-rc5-137-gf2afccfefe7b) weren't thorough enough, and I'm seeing the same problems with v2 (applied on top of v6.3-rc6-46-gde4664485abb): - same setup as in https://bugzilla.kernel.org/show_bug.cgi?id=217276 - the kernel panic is indeed gone; - a USB keyboard connected on that SupaHub PCIe-to-multiple-USB adapter isn't seen by the kernel; - a USB memory stick connected on the same adapter isn't seen by the kernel either; - of course both USB devices are confirmed to work fine if they're plugged directly on the CM4's USB ports. Logs with v2: root@cm4:~# dmesg|grep -i pci [ 0.610997] PCI: CLS 0 bytes, default 64 [ 1.664886] shpchp: Standard Hot Plug PCI Controller Driver version: 0.4 [ 1.672083] brcm-pcie fd500000.pcie: host bridge /scb/pcie@7d500000 ranges: [ 1.679125] brcm-pcie fd500000.pcie: No bus range found for /scb/pcie@7d500000, using [bus 00-ff] [ 1.688279] brcm-pcie fd500000.pcie: MEM 0x0600000000..0x0603ffffff -> 0x00f8000000 [ 1.696463] brcm-pcie fd500000.pcie: IB MEM 0x0000000000..0x00ffffffff -> 0x0400000000 [ 1.705282] brcm-pcie fd500000.pcie: PCI host bridge to bus 0000:00 [ 1.711629] pci_bus 0000:00: root bus resource [bus 00-ff] [ 1.717172] pci_bus 0000:00: root bus resource [mem 0x600000000-0x603ffffff] (bus address [0xf8000000-0xfbffffff]) [ 1.727653] pci 0000:00:00.0: [14e4:2711] type 01 class 0x060400 [ 1.733768] pci 0000:00:00.0: PME# supported from D0 D3hot [ 1.740235] pci 0000:00:00.0: bridge configuration invalid ([bus 00-00]), reconfiguring [ 1.855826] brcm-pcie fd500000.pcie: CLKREQ# ignored; no ASPM [ 1.863666] brcm-pcie fd500000.pcie: link up, 5.0 GT/s PCIe x1 (SSC) [ 1.870115] pci 0000:01:00.0: [1912:0014] type 00 class 0x0c0330 [ 1.876205] pci 0000:01:00.0: reg 0x10: [mem 0x00000000-0x00001fff 64bit] [ 1.883177] pci 0000:01:00.0: PME# supported from D0 D3hot [ 1.888881] pci_bus 0000:01: busn_res: [bus 01-ff] end is updated to 01 [ 1.895581] pci 0000:00:00.0: BAR 14: assigned [mem 0x600000000-0x6000fffff] [ 1.902707] pci 0000:01:00.0: BAR 0: assigned [mem 0x600000000-0x600001fff 64bit] [ 1.910279] pci 0000:00:00.0: PCI bridge to [bus 01] [ 1.915293] pci 0000:00:00.0: bridge window [mem 0x600000000-0x6000fffff] [ 1.922412] pcieport 0000:00:00.0: enabling device (0000 -> 0002) [ 1.928633] pcieport 0000:00:00.0: PME: Signaling with IRQ 23 [ 1.934609] pcieport 0000:00:00.0: AER: enabled with IRQ 23 [ 1.940340] pci 0000:01:00.0: enabling device (0000 -> 0002) [ 6.946090] pci 0000:01:00.0: xHCI HW not ready after 5 sec (HC bug?) status = 0x1801 [ 6.954026] pci 0000:01:00.0: quirk_usb_early_handoff+0x0/0x968 took 4896180 usecs Please let me know what I can do to help. Cheers, -- Cyril Brulebois (kibi@xxxxxxxxxx) <https://debamax.com/> D-I release manager -- Release team member -- Freelance Consultant
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