On Sat, Jul 15, 2023 at 06:03:06PM +0700, Bagas Sanjaya wrote: > Hi, > > I notice a stable-specific regression on Bugzilla [1]. Quoting from it: > > > The backport commit to 5.15 branch: > > 9d4f84a15f9c9727bc07f59d9dafc89e65aadb34 "arm64: dts: imx8mp: Add snps,gfladj-refclk-lpm-sel quirk to USB nodes" (from upstream commit 5c3d5ecf48ab06c709c012bf1e8f0c91e1fcd7ad) > > switched from "snps,dis-u2-freeclk-exists-quirk" to "snps,gfladj-refclk-lpm-sel-quirk". > > > > The problem is that the gfladj-refclk-lpm-sel-quirk quirk is not implemented / backported to 5.15 branch. > > > > This commit should be either reverted, or the commit introducing gfladj-refclk-lpm-sel-quirk needs to be merged to 5.15 kernel branch. > > > > As a result of this patch, on Gateworks Venice GW7400 revB board the USB 3.x devices which are connected to the USB Type C port does not enumerate and the following errors are generated: > > > > [ 14.906302] xhci-hcd xhci-hcd.0.auto: Timeout while waiting for setup device command > > [ 15.122383] usb 2-1: device not accepting address 2, error -62 > > [ 25.282195] xhci-hcd xhci-hcd.0.auto: Abort failed to stop command ring: -110 > > [ 25.297408] xhci-hcd xhci-hcd.0.auto: xHCI host controller not responding, assume dead > > [ 25.305345] xhci-hcd xhci-hcd.0.auto: HC died; cleaning up > > [ 25.311058] xhci-hcd xhci-hcd.0.auto: Timeout while waiting for stop endpoint command > > [ 25.334361] usb usb2-port1: couldn't allocate usb_device > > > > When the commit is reverted the USB 3.x drives works fine. > > See Bugzilla for the full thread and attach dmesgs. > > Anyway, I'm adding it to regzbot: > > #regzbot introduced: 9d4f84a15f9c97 https://bugzilla.kernel.org/show_bug.cgi?id=217670 > #regzbot title: regression in USB DWC3 driver due to missing gfladj-refclk-lpm-sel-quirk quirk This isn't helpful as I don't know what commit eactly this missing quirk is :(
