Re: [PATCH v2 00/13] usb: dwc2: descriptor dma mode bug fixes

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Hi Felipe,

Can you take this serie or would you like me to resend it?

BR,
Gregory

On Fri, Nov 06, 2015 at 12:02:42AM +0100, John Youn wrote:
> On 11/5/2015 12:41 AM, Gregory Herrero wrote:
> > Hi,
> > 
> > This patchset contains bug fixes for host descriptor dma mode.
> > 
> > Descriptor dma mode can't be used as the default mode since controller
> > does not support split transfers in this mode.
> > So we add a new configuration parameter which allows descriptor dma mode
> > to be enabled for full-speed devices only.
> > 
> > All patches are verified on dwc2 v3.0a with dedicated fifos and our
> > main test target was usb audio devices.
> > 
> > All patches are based on Felipe's testing/next branch.
> > 
> > Regards,
> > Gregory
> > 
> > History:
> > v2:
> >   - Use dma cache in "usb: dwc2: host: use kmem cache to allocate descriptors"
> >     and replace usage of deprecated GFP_DMA32 flag.
> >   - Remove "usb: dwc2: host: free status_buf on hcd de-init".
> > 
> > v1:
> >   - Fix compilation error introduced by:
> >     "usb: dwc2: host: avoid usage of dma_alloc_coherent with irqs disabled"
> >   - Fix warning introduced by:
> >     "usb: dwc2: host: fix descriptor list address masking"
> > 
> > Gregory Herrero (11):
> >   usb: dwc2: host: ensure filling of isoc desc is correctly done
> >   usb: dwc2: host: set active bit in isochronous descriptors
> >   usb: dwc2: host: rework isochronous halt path
> >   usb: dwc2: host: fix use of qtd after free in desc dma mode
> >   usb: dwc2: host: spinlock release channel
> >   usb: dwc2: host: add function to compare frame index
> >   usb: dwc2: host: program descriptor for next frame
> >   usb: dwc2: host: always increment available host channel during
> >     release
> >   usb: dwc2: host: process all completed urbs
> >   usb: dwc2: host: avoid usage of dma_alloc_coherent with irqs disabled
> >   usb: dwc2: host: use kmem cache to allocate descriptors
> > 
> > Mian Yousaf Kaukab (2):
> >   usb: dwc2: host: enable descriptor dma for fs devices
> >   usb: dwc2: host: fix descriptor list address masking
> > 
> >  drivers/usb/dwc2/core.c      |  37 +++++--
> >  drivers/usb/dwc2/core.h      |  26 +++++
> >  drivers/usb/dwc2/hcd.c       |  76 +++++++++++++-
> >  drivers/usb/dwc2/hcd.h       |  19 ++++
> >  drivers/usb/dwc2/hcd_ddma.c  | 240 +++++++++++++++++++++++++++++++++++--------
> >  drivers/usb/dwc2/hcd_intr.c  |  15 ++-
> >  drivers/usb/dwc2/hcd_queue.c |   2 +-
> >  drivers/usb/dwc2/hw.h        |   4 -
> >  drivers/usb/dwc2/platform.c  |   4 +
> >  9 files changed, 367 insertions(+), 56 deletions(-)
> > 
> 
> For this series:
> 
> Acked-by: John Youn <johnyoun@xxxxxxxxxxxx>
> 
> 
> I'm not able to test DDMA on host. But I checked that it didn't
> break anything else.
> 
> Regards,
> John
> 
> 
> 
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