[PATCH v6 3/3] dma: Add Freescale eDMA engine driver support

Lu Jingchang-B35083 B35083 at freescale.com
Mon Oct 14 05:00:57 EDT 2013


Hi, Rob,
  Could you please help review the devicetree binding?
  Thanks!

Best Regards,
Jingchang

> -----Original Message-----
> From: Vinod Koul [mailto:vinod.koul at intel.com]
> Sent: Thursday, October 10, 2013 11:44 PM
> To: Lu Jingchang-B35083
> Cc: shawn.guo at linaro.org; linux-kernel at vger.kernel.org; linux-arm-
> kernel at lists.infradead.org; devicetree at vger.kernel.org
> Subject: Re: [PATCH v6 3/3] dma: Add Freescale eDMA engine driver support
> 
> On Thu, Oct 10, 2013 at 09:39:04AM +0000, Lu Jingchang-B35083 wrote:
> > Hi, Vinod,
> >
> >   Could you please help review this patch? Could it be merged into your
> next tree?
> >   Thanks!
> Where is the patch 1 & 2 of the series, I dont sem to find it.
> Also I need ACK from one of the DT maintainers on the binding before I
> can carry
> this
> 
> --
> ~Vinod
> >
> >
> > Best Regards,
> > Jingchang
> >
> >
> > > -----Original Message-----
> > > From: Lu Jingchang-B35083
> > > Sent: Wednesday, September 18, 2013 5:58 PM
> > > To: vinod.koul at intel.com
> > > Cc: shawn.guo at linaro.org; linux-kernel at vger.kernel.org; linux-arm-
> > > kernel at lists.infradead.org; devicetree at vger.kernel.org; Lu Jingchang-
> > > B35083; Wang Huan-B18965
> > > Subject: [PATCH v6 3/3] dma: Add Freescale eDMA engine driver support
> > >
> > > Add Freescale enhanced direct memory(eDMA) controller support.
> > > The eDMA controller deploys DMAMUXs routing DMA request sources(slot)
> > > to eDMA channels.
> > > This module can be found on Vybrid and LS-1 SoCs.
> > >
> > > Signed-off-by: Alison Wang <b18965 at freescale.com>
> > > Signed-off-by: Jingchang Lu <b35083 at freescale.com>
> > > ---
> > > changes in v6:
> > >   holding lock in dma_control to prevent race.
> > >
> > > changes in v5:
> > >   config slave_id when dmaengine_slave_config intead of channel
> request.
> > >   adding residue calculation and dma pause/resume device control.
> > >
> > > changes in v4:
> > >   using exact compatible string in binding document.
> > >
> > > changes in v3:
> > >   handle all pending interrupt one time.
> > >   add protect lock on dma transfer complete handling.
> > >   change desc and tcd alloc flag to GFP_NOWAIT.
> > >   add sanity check and error messages.
> > >
> > > changes in v2:
> > >   using generic dma-channels property instead of fsl,dma-channel.
> > >   rename the binding document to fsl-edma.txt.
> > >
> > >
> > >  Documentation/devicetree/bindings/dma/fsl-edma.txt |  84 ++
> > >  drivers/dma/Kconfig                                |  10 +
> > >  drivers/dma/Makefile                               |   1 +
> > >  drivers/dma/fsl-edma.c                             | 944
> > > +++++++++++++++++++++
> > >  4 files changed, 1039 insertions(+)
> > >  create mode 100644 Documentation/devicetree/bindings/dma/fsl-
> edma.txt
> > >  create mode 100644 drivers/dma/fsl-edma.c
> >
> 
> --



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