Re: [PATCH v2 0/6] Renesas R-Car DMAC fixes

[Laurent Pinchart <laurent.pinchart@ideasonboard.com>]

Hi Vinod,

On Thursday 12 February 2015 14:59:36 Vinod Koul wrote:
> On Fri, Jan 30, 2015 at 02:00:07AM +0200, Laurent Pinchart wrote:
> > Hello,
> > 
> > Here are a couple of fixes for the rcar-dmac driver. They're based on the
> > next branch of the dmaengine tree.
> > 
> > The first four patches fix driver bugs, while the last two work around two
> > hardware issues. Patch 5 works around a documented errata, while patch 6
> > handles a data corruption issue that was noticed during test but not yet
> > confirmed to be a hardware bug by Renesas. When more information about the
> > issue will be available a better fix could possibly be developed.
> > 
> > The patches are available at
> > 
> > 	git://linuxtv.org/pinchartl/fbdev.git dma/upstream
> > 
> > Vinod, is there still time for a v3.20 pull request ?
> 
> Since this is fixes I was trying to merge them before I send to Linus in
> next few days, but this fails to apply for me :(
> 
> I have merged everything into my for-linus which will be sent to him. Or you
> can send later and we can get this into fixes

I've rebased my branch on your for-linus branch and pushed the result to

	git://linuxtv.org/pinchartl/fbdev.git dma/upstream

> > Changes since v1:
> > 
> > - Don't needlessly replace spin_lock by spin_lock_irqsave in IRQ handlers
> > 
> > Cc: Vinod Koul <vinod.koul@intel.com>
> > 
> > Laurent Pinchart (6):
> >   dmaengine: rcar-dmac: Fix uninitialized variable usage
> >   dmaengine: rcar-dmac: Fix spinlock issues in interrupt
> >   dmaengine: rcar-dmac: Fix oops due to unintialized list in error ISR
> >   dmaengine: rcar-dmac: Allocate hardware descriptors with DMAC device
> >   dmaengine: rcar-dmac: Work around descriptor mode IOMMU errata
> >   dmaengine: rcar-dmac: Disable channel 0 when using IOMMU
> >  
> >  drivers/dma/sh/rcar-dmac.c | 137 +++++++++++++++++++++++-----------------
> >  1 file changed, 80 insertions(+), 57 deletions(-)

-- 
Regards,

Laurent Pinchart