On October 1, 2020 11:58:11 AM EDT, Bruce Ferrell <bferrell@xxxxxxxxxxxx> wrote:
>On 9/30/20 8:52 AM, H wrote:
>> 00:14.0 USB controller: Intel Corporation 200 Series/Z370 Chipset
>Family USB 3.0 xHCI Controller
>My system has these:
>
>00:14.0 USB controller: Intel Corporation 8 Series/C220 Series Chipset
>Family USB xHCI (rev 05)
>00:1a.0 USB controller: Intel Corporation 8 Series/C220 Series Chipset
>Family USB EHCI #2 (rev 05)
>00:1d.0 USB controller: Intel Corporation 8 Series/C220 Series Chipset
>Family USB EHCI #1 (rev 05)
>
>lspci -s 00:14.0 -v
>00:14.0 USB controller: Intel Corporation 8 Series/C220 Series Chipset
>Family USB xHCI (rev 05) (prog-if 30 [XHCI])
> Subsystem: ASUSTeK Computer Inc. Device 201f
> Flags: bus master, medium devsel, latency 0, IRQ 25
> Memory at dd600000 (64-bit, non-prefetchable) [size=64K]
> Capabilities: [70] Power Management version 2
> Capabilities: [80] MSI: Enable+ Count=1/8 Maskable- 64bit+
> Kernel driver in use: xhci_hcd
> Kernel modules: xhci_pci
>
>lspci -s 00:1a.0 -v
>00:1a.0 USB controller: Intel Corporation 8 Series/C220 Series Chipset
>Family USB EHCI #2 (rev 05) (prog-if 20 [EHCI])
> Subsystem: ASUSTeK Computer Inc. Device 201f
> Flags: bus master, medium devsel, latency 0, IRQ 16
> Memory at dd618000 (32-bit, non-prefetchable) [size=1K]
> Capabilities: [50] Power Management version 2
> Capabilities: [58] Debug port: BAR=1 offset=00a0
> Capabilities: [98] PCI Advanced Features
> Kernel driver in use: ehci-pci
> Kernel modules: ehci_pci
>
>lspci -s 00:1d.0 -v
>00:1d.0 USB controller: Intel Corporation 8 Series/C220 Series Chipset
>Family USB EHCI #1 (rev 05) (prog-if 20 [EHCI])
> Subsystem: ASUSTeK Computer Inc. Device 201f
> Flags: bus master, medium devsel, latency 0, IRQ 23
> Memory at dd617000 (32-bit, non-prefetchable) [size=1K]
> Capabilities: [50] Power Management version 2
> Capabilities: [58] Debug port: BAR=1 offset=00a0
> Capabilities: [98] PCI Advanced Features
> Kernel driver in use: ehci-pci
> Kernel modules: ehci_pci
>
>These are my kernel modules:
>
>lsmod | grep usb
>btusb 53248 0
>btrtl 16384 1 btusb
>btbcm 16384 1 btusb
>btintel 20480 1 btusb
>bluetooth 589824 41 btrtl,btintel,bnep,btbcm,rfcomm,btusb
>snd_usb_audio 278528 1
>snd_usbmidi_lib 36864 1 snd_usb_audio
>snd_hwdep 16384 2 snd_hda_codec,snd_usb_audio
>snd_rawmidi 40960 1 snd_usbmidi_lib
>snd_pcm 143360 5
>snd_hda_intel,snd_hda_codec,snd_usb_audio,snd_hda_core,snd_hda_codec_hdmi
>snd 98304 23
>snd_hda_intel,snd_hwdep,snd_seq,snd_hda_codec,snd_usb_audio,snd_timer,snd_rawmidi,snd_hda_codec_hdmi,snd_hda_codec_generic,snd_usbmidi_lib,snd_seq_device,snd_hda_codec_realtek,snd_pcm
>usbhid 57344 0
>usbcore 290816 9
>uvcvideo,usbhid,snd_usb_audio,ehci_hcd,xhci_pci,snd_usbmidi_lib,btusb,xhci_hcd,ehci_pci
>
>
>This line is important:
>
>usbcore 290816 9
>uvcvideo,usbhid,snd_usb_audio,ehci_hcd,xhci_pci,snd_usbmidi_lib,btusb,xhci_hcd,ehci_pci
>
>Notice the last two entries: xhci_hcd and ehci_pci
>
>Those correspond to:
>
> for my two usb 2 controllers:
>
> Kernel driver in use: xhci_hcd
> Kernel modules: xhci_pci
>
> for my single usb 3 controller:
>
> Kernel driver in use: xhci_hcd
> Kernel modules: xhci_pci
>
>
>from your lspci:
>
>00:14.0 USB controller: Intel Corporation 200 Series/Z370 Chipset
>Family USB 3.0 xHCI Controller
>
>This is the sole USB controller in your system and it's a USB 3
>controller
>
>so... in your case let's do:
>
>sudo lspci -s 00:14.0 -v
>
>then try:
>
>sudo modprobe usbcore
>
>and repeat:
>
>sudo lspci -s 00:14.0 -v
>
>see if the Kernel driver/module lines change. If they do, plug the
>camera in and check for it to be recognized in lsusb
>
>
>
>
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Thank you. Unfortunately I will not have access to this computer for some time, will let you know when I can try what you suggest.
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