On Sun, Mar 07, 2021 at 05:14:08PM -0800, Greg Steuck wrote: > I had an iwx working fine (modulo known issues) for a bit on amd64 current: > > iwx0 at pci0 dev 20 function 3 "Intel Wi-Fi 6 AX201" rev 0x00, msix > iwx0: hw rev 0x350, fw ver 48.1335886879.0, address xxx > > Then for no discernible reason the kernel started saying: > "Intel Wi-Fi 6 AX201" rev 0x00 at pci0 dev 20 function 3 not configured > > At first I blamed a kernel change, but booting into an old kernel didn't > help. > > What did bring the device back is booting Linux kernel which had this to say: > > iwlwifi 0000:00:14.3: enabling device (0000 -> 0002) > iwlwifi 0000:00:14.3: Direct firmware load for iwlwifi-QuZ-a0-hr-b0-56.ucode > failed with error -2 > iwlwifi 0000:00:14.3: api flags index 2 larger than supported by driver > iwlwifi 0000:00:14.3: TLV_FW_FSEQ_VERSION: FSEQ Version: 65.3.35.22 > iwlwifi 0000:00:14.3: Found debug destination: EXTERNAL_DRAM > iwlwifi 0000:00:14.3: Found debug configuration: 0 > iwlwifi 0000:00:14.3: loaded firmware version 55.d9698065.0 > QuZ-a0-hr-b0-55.ucode op_mode iwlmvm > iwlwifi 0000:00:14.3: Direct firmware load for iwl-debug-yoyo.bin failed with > error -2 > iwlwifi 0000:00:14.3: Detected Intel(R) Wi-Fi 6 AX201 160MHz, REV=0x354 > iwlwifi 0000:00:14.3: base HW address: xxx > iwlwifi 0000:00:14.3 wlp0s20f3: renamed from wlan0 > > Maybe the "enabling device (0000 -> 0002)" part is what fixed the issue? > > Anyway, I got my iwx back though I still am curious why it went away.
I don't know why this could happen. I would try to ask a PCI expert.
