2018-02-10 1:00 GMT+01:00 Chris Murphy <lists@xxxxxxxxxxxxxxxxx>: > On Fri, Feb 9, 2018 at 3:57 AM, Menion <menion@xxxxxxxxx> wrote: >> There are multiple reports of UAS issue together with JMS567 (from myself also) >> Question: you mentioned that connecting the enclosure to an >> intermediate USB HUB is a workaround. >> Can you specify if your PC USB port is USB 3.0 and if the HUB is USB >> 3.0 as well, and if it is self-powered or not? > > The port and hub are USB 3.0, and the hub has its own power supply (I > guess that's self-powered, not bus powered?). > > [154810.100995] usb 2-4: new SuperSpeed USB device number 11 using xhci_hcd > [154810.353775] usb 2-4: New USB device found, idVendor=2109, idProduct=0812 > [154810.353814] usb 2-4: New USB device strings: Mfr=1, Product=2, > SerialNumber=0 > [154810.353841] usb 2-4: Product: USB3.0 Hub > [154810.353862] usb 2-4: Manufacturer: VIA Labs, Inc. > [154810.364888] hub 2-4:1.0: USB hub found > [154810.365246] hub 2-4:1.0: 4 ports detected > [154810.465557] usb 1-4: new high-speed USB device number 8 using xhci_hcd > [154810.596631] usb 1-4: New USB device found, idVendor=2109, idProduct=2812 > [154810.596671] usb 1-4: New USB device strings: Mfr=1, Product=2, > SerialNumber=0 > [154810.596697] usb 1-4: Product: USB2.0 Hub > [154810.596718] usb 1-4: Manufacturer: VIA Labs, Inc. > [154810.605720] hub 1-4:1.0: USB hub found > [154810.606022] hub 1-4:1.0: 4 ports detected > > > > [chris@f27s ~]$ sudo lsusb > Bus 002 Device 011: ID 2109:0812 VIA Labs, Inc. VL812 Hub > Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub > Bus 001 Device 004: ID 8087:0a2a Intel Corp. > Bus 001 Device 003: ID 05e3:0610 Genesys Logic, Inc. 4-port hub > Bus 001 Device 008: ID 2109:2812 VIA Labs, Inc. VL812 Hub > Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub > > I'm not sure why there are two instances for this single hub with > lsusb. The verbose output has some differences between the two > instances. > > > -- > Chris Murphy You have two instance because usb 3.0 hubs present themself with an USB 2.0 and USB 3.0 instance, due to the different stack. I wanted to test my enclosure with an hub, but I have just realized that now the JMS567 is UAS blacklisted by default in kernel 4.15.x......... Can you check if it still works removing the dedicated hub external power supply? Bye -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
