linux-kernel - Re: [PATCH v4 0/6] dmaengine: fsl-edma: integrate TCD64 support for 64bit physical address

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Date: Wed, 31 Jan 2024 10:33:42 -0500
From: Frank Li <Frank.li@....com>
To: vkoul@...nel.org
Cc: devicetree@...r.kernel.org, dmaengine@...r.kernel.org,
	imx@...ts.linux.dev, krzysztof.kozlowski+dt@...aro.org,
	linux-kernel@...r.kernel.org, peng.fan@....com, robh+dt@...nel.org,
	shenwei.wang@....com
Subject: Re: [PATCH v4 0/6] dmaengine: fsl-edma: integrate TCD64 support for
 64bit physical address

On Mon, Jan 22, 2024 at 11:55:26AM -0500, Frank Li wrote:
> On Thu, Dec 21, 2023 at 10:35:22AM -0500, Frank Li wrote:
> > Change from v3 to v4.	
> > Fixed tcd64 type as fsl_edma_hw_tcd64
> > 
> > Change from v2 to v3:
> >  - fix sparse build warning
> > 
> > Change from v1 to v2:
> > - fixed mcf-edma-main.c build error.
> > - fixed readq build error. readq actually is not atomic read in imx95.
> > So split to two ioread32\iowrite32.
> >   It needs read at least twice to avoid lower 32 bit part wrap during read
> > up 32bit part.
> > 
> > first 2 patch is prepare, No function change.
> > 3rd patch is dt-bind doc
> > 4rd patch is actuall support TCD64
> 
> @vnod:
> 
> 	Could you please check these patches? I still have more patches,
> which depended on this.
> 	eDMA is used for cross whole i.MX chips.
> 		
> Frank

@Vinod:
	Ping?

Frank

> 
> > 
> > Frank Li (6):
> >   dmaengine: fsl-edma: involve help macro fsl_edma_set(get)_tcd()
> >   dmaengine: fsl-edma: fix spare build warning
> >   dmaengine: fsl-edma: add address for channel mux register in
> >     fsl_edma_chan
> >   dmaengine: mcf-edma: utilize edma_write_tcdreg() macro for TCD Access
> >   dt-bindings: fsl-dma: fsl-edma: add fsl,imx95-edma5 compatible string
> >   dmaengine: fsl-edma: integrate TCD64 support for i.MX95
> > 
> >  .../devicetree/bindings/dma/fsl,edma.yaml     |   2 +
> >  drivers/dma/fsl-edma-common.c                 | 101 ++++++-----
> >  drivers/dma/fsl-edma-common.h                 | 161 ++++++++++++++++--
> >  drivers/dma/fsl-edma-main.c                   |  19 ++-
> >  drivers/dma/mcf-edma-main.c                   |   2 +-
> >  5 files changed, 223 insertions(+), 62 deletions(-)
> > 
> > -- 
> > 2.34.1
> >