| Date | Thu, 26 Jan 2023 11:23:38 +0200 | From | Mathias Nyman <> | Subject | Re: [RFC PATCH v2 00/22] Introduce QC USB SND audio offloading support |
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On 26.1.2023 5.14, Wesley Cheng wrote: > Changes in v2: > > XHCI: > - Replaced XHCI and HCD changes with Mathias' XHCI interrupter changes > in his tree: > https://git.kernel.org/pub/scm/linux/kernel/git/mnyman/xhci.git/log/?h=feature_interrupters >
I'll submit the first three patches from that branch myself to usb-next, might modify them slightly. Just need to make sure they don't cause regression. Those are changes I want done anyway.
> Adjustments made to Mathias' changes: > - Created xhci-intr.h to export/expose interrupter APIs versus exposing xhci.h. > Moved dependent structures to this file as well. (so clients can parse out > information from "struct xhci_interrupter") > - Added some basic locking when requesting interrupters. > - Fixed up some sanity checks. > - Removed clearing of the ERSTBA during freeing of the interrupter. (pending > issue where SMMU fault occurs if DMA addr returned is 64b - TODO)
Was this solvable by first clearing high 32 bits and then low 32 bits?
Thanks Mathias
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