Hi, Roger Quadros <rogerq@xxxxxx> writes: > Felipe, > > On 03/01/17 14:53, Felipe Balbi wrote: >> >> Hi, >> >> Roger Quadros <rogerq@xxxxxx> writes: >>> Mathias & Felipe, >>> >>> On 17/11/16 17:01, Roger Quadros wrote: >>>> Hi, >>>> >>>> Some XHCI controllers e.g. dwc3 based have a broken Port disable [1]. >>>> >>>> If the attached high-speed device is misbehaving, the USB stack typically >>>> disables the port using the PED bit in PORTSC. For the controllers that >>>> have broken port disable, the port fails to detect further attach/detach >>>> events and so high-speed devices can no longer be enumerated on the >>>> port. The workaround is to prevent port disable using PED on such >>>> controllers. >>>> >>>> We add a new BROKEN_PED quirk flag and 'quirk-broken-port-ped' device >>>> property and prevent port disable using PED if we encounter the quirk flag. >>>> >>>> [1] - AM572x Silicon Errata http://www.ti.com/lit/er/sprz429j/sprz429j.pdf >>>> Section i896— USB xHCI Port Disable Feature Does Not Work >>> >>> Any comments on this series? >>> patch 1 is at v3. Rest 2 are original. >> >> none from me. Mathias? >> > > Mathias has queued patches 1 and 2 for v4.11. > Can you please pick patch 3? Thanks. done -- balbi
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