Re: Implementing isochronous transfers in hw/hcd-ohci.c

2021-09-11 Thread Programmingkid
> On Sep 11, 2021, at 5:46 AM, Howard Spoelstra wrote: > > > > On Fri, Sep 10, 2021 at 9:23 PM Programmingkid > wrote: > > > > On Sep 10, 2021, at 7:51 AM, BALATON Zoltan wrote: > > > > On Fri, 10 Sep 2021, Howard Spoelstra wrote: > >> On Fri, Sep 10, 2021 at 7:07 AM Gerd Hoffmann wro

Re: Implementing isochronous transfers in hw/hcd-ohci.c

2021-09-11 Thread Howard Spoelstra
On Fri, Sep 10, 2021 at 9:23 PM Programmingkid wrote: > > > > On Sep 10, 2021, at 7:51 AM, BALATON Zoltan wrote: > > > > On Fri, 10 Sep 2021, Howard Spoelstra wrote: > >> On Fri, Sep 10, 2021 at 7:07 AM Gerd Hoffmann > wrote: > >> > >>> On Thu, Sep 09, 2021 at 05:06:17PM -0400, Programmingkid w

Re: Implementing isochronous transfers in hw/hcd-ohci.c

2021-09-10 Thread Programmingkid
> On Sep 10, 2021, at 7:51 AM, BALATON Zoltan wrote: > > On Fri, 10 Sep 2021, Howard Spoelstra wrote: >> On Fri, Sep 10, 2021 at 7:07 AM Gerd Hoffmann wrote: >> >>> On Thu, Sep 09, 2021 at 05:06:17PM -0400, Programmingkid wrote: Hi Gerd, Howard and I were talking about USB au

Re: Implementing isochronous transfers in hw/hcd-ohci.c

2021-09-10 Thread BALATON Zoltan
On Fri, 10 Sep 2021, Howard Spoelstra wrote: On Fri, Sep 10, 2021 at 7:07 AM Gerd Hoffmann wrote: On Thu, Sep 09, 2021 at 05:06:17PM -0400, Programmingkid wrote: Hi Gerd, Howard and I were talking about USB audio problems with Mac OS guests. We think the issue might be with frames being sen

Re: Implementing isochronous transfers in hw/hcd-ohci.c

2021-09-10 Thread Gerd Hoffmann
Hi, > > > * TODO: > > > * o Isochronous transfers > > Most likely yes, audio devices typically use iso endpints. > The usb-audio device works for the fedora guest, so would this not indicate > that the iso endpoints are already working? Indeed, so probably the comment is just outdated. ta

Re: Implementing isochronous transfers in hw/hcd-ohci.c

2021-09-09 Thread Howard Spoelstra
On Fri, Sep 10, 2021 at 7:07 AM Gerd Hoffmann wrote: > On Thu, Sep 09, 2021 at 05:06:17PM -0400, Programmingkid wrote: > > Hi Gerd, > > > > Howard and I were talking about USB audio problems with Mac OS guests. > We think the issue might be with frames being sent to the USB audio card > too soon.

Re: Implementing isochronous transfers in hw/hcd-ohci.c

2021-09-09 Thread Gerd Hoffmann
On Thu, Sep 09, 2021 at 05:06:17PM -0400, Programmingkid wrote: > Hi Gerd, > > Howard and I were talking about USB audio problems with Mac OS guests. We > think the issue might be with frames being sent to the USB audio card too > soon. My guess is only one frame is suppose to be transmitted eve