Re: [PATCH 0/4] dmaengine: dw-axi-dmac: Refactor descriptor and channel management

Vinod Koul
2020-10-28T22:19:13Z

On 18-09-20, 02:31, Sia, Jee Heng wrote:
> Hi Vinod, Hi Paltsev,
>
> This patch series has been sent 2 weeks ago, but yet to receive a comment.
> This patch series have been reviewed by Andy before sent out.

Last two weeks were merge window, now that rc1 is out, I plan to review
this in a week or so (other patches are also in queue)

Please have patience wrt reviews and keep in mind things like merge
windows etc!

>
> May I know if you have further comment on the patches?
>
> Thanks
> Regards
> Jee Heng
>
> > -----Original Message-----
> > From: Sia, Jee Heng <jee.heng.sia@intel.com>
> > Sent: 04 September 2020 5:52 PM
> > To: dmaengine@vger.kernel.org
> > Cc: vkoul@kernel.org; Eugeniy.Paltsev@synopsys.com; Shevchenko, Andriy
> > <andriy.shevchenko@intel.com>; Sia, Jee Heng <jee.heng.sia@intel.com>
> > Subject: [PATCH 0/4] dmaengine: dw-axi-dmac: Refactor descriptor and channel
> > management
> >
> > The below patch series are to support AxiDMA running on Intel KeemBay SoC.
> > The base driver is dw-axi-dmac but code refactoring is needed to improve the
> > descriptor management by replacing Linked List Item (LLI) with virtual descriptor
> > management, only allocate hardware LLI memories from DMA memory pool,
> > manage DMA memory pool alloc/destroy based on channel activity and to
> > support device_sync callback.
> >
> > Note: Intel KeemBay AxiDMA related changes and other DMA features are to be
> > submitted as we need to get the fundamental changes approved first prior to
> > add additional DMA features on top.
> >
> > This patch series are tested on Intel KeemBay platform.
> >
> > Sia Jee Heng (4):
> > dt-bindings: dma: Add YAML schemas for dw-axi-dmac
> > dmaengine: dw-axi-dmac: simplify descriptor management
> > dmaengine: dw-axi-dmac: move dma_pool_create() to
> > alloc_chan_resources()
> > dmaengine: dw-axi-dmac: Add device_synchronize() callback
> >
> > .../devicetree/bindings/dma/snps,dw-axi-dmac.txt | 39 -----
> > .../devicetree/bindings/dma/snps,dw-axi-dmac.yaml | 124 ++++++++++++++
> > drivers/dma/dw-axi-dmac/dw-axi-dmac-platform.c | 190 ++++++++++++------
> > ---
> > drivers/dma/dw-axi-dmac/dw-axi-dmac.h | 11 +-
> > 4 files changed, 245 insertions(+), 119 deletions(-) delete mode 100644
> > Documentation/devicetree/bindings/dma/snps,dw-axi-dmac.txt
> > create mode 100644 Documentation/devicetree/bindings/dma/snps,dw-axi-
> > dmac.yaml
> >
> > --
> > 1.9.1

--
~Vinod