Re: [PATCH v12 0/8] Enable designware PCI EP EDMA locally

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On Wed, May 25, 2022 at 4:23 AM Serge Semin <fancer.lancer@xxxxxxxxx> wrote:
>
> Hello Vinod
>
> On Tue, May 24, 2022 at 10:21:51AM -0500, Frank Li wrote:
> > Default Designware EDMA just probe remotely at host side.
> > This patch allow EDMA driver can probe at EP side.
> >
> > 1. Clean up patch
> >    dmaengine: dw-edma: Detach the private data and chip info structures
> >    dmaengine: dw-edma: Remove unused field irq in struct dw_edma_chip
> >    dmaengine: dw-edma: Change rg_region to reg_base in struct
> >    dmaengine: dw-edma: rename wr(rd)_ch_cnt to ll_wr(rd)_cnt in struct
> >
> > 2. Enhance EDMA driver to allow prode eDMA at EP side
> >    dmaengine: dw-edma: Add support for chip specific flags
> >    dmaengine: dw-edma: Add DW_EDMA_CHIP_32BIT_DBI for chip specific
> > flags (this patch removed at v11 because dma tree already have fixed
> > patch)
> >
> > 3. Bugs fix at EDMA driver when probe eDMA at EP side
> >    dmaengine: dw-edma: Fix programming the source & dest addresses for
> > ep
> >    dmaengine: dw-edma: Don't rely on the deprecated "direction" member
> >
> > 4. change pci-epf-test to use EDMA driver to transfer data.
> >    PCI: endpoint: Add embedded DMA controller test
> >
> > 5. Using imx8dxl to do test, but some EP functions still have not
> > upstream yet. So below patch show how probe eDMA driver at EP
> > controller driver.
> > https://lore.kernel.org/linux-pci/20220309120149.GB134091@thinkpad/T/#m979eb506c73ab3cfca2e7a43635ecdaec18d8097
>
> This series has been on review for over three months now. It has got
> several acks, rb and tb tags from me, Manivannan and Kishon (the last
> patch in the series). Seeing Gustavo hasn't been active for all that time
> at all and hasn't performed any review for more than a year the
> probability of getting his attention soon enough is almost zero. Thus
> could you please give your acks if you are ok with the series content. Due
> to having several more patchsets dependent on this one, Bjorn has agreed
> to merge this series in through the PCI tree:
> https://lore.kernel.org/linux-pci/20220524155201.GA247821@bhelgaas/
> So the only thing we need is your ack tags.
>
> @Frank. Should there be a new patchset revision could you please add a
> request to merge the series in to the PCI tree? I am a bit tired repeating
> the same messages each time the new mailing review lap.)

The key is to need Vinod to say something

Best regards
Frank Li.

>
> -Sergey
>
> >
> > Frank Li (6):
> >   dmaengine: dw-edma: Remove unused field irq in struct dw_edma_chip
> >   dmaengine: dw-edma: Detach the private data and chip info structures
> >   dmaengine: dw-edma: Change rg_region to reg_base in struct
> >     dw_edma_chip
> >   dmaengine: dw-edma: Rename wr(rd)_ch_cnt to ll_wr(rd)_cnt in struct
> >     dw_edma_chip
> >   dmaengine: dw-edma: Add support for chip specific flags
> >   PCI: endpoint: Enable DMA tests for endpoints with DMA capabilities
> >
> > Serge Semin (2):
> >   dmaengine: dw-edma: Drop dma_slave_config.direction field usage
> >   dmaengine: dw-edma: Fix eDMA Rd/Wr-channels and DMA-direction
> >     semantics
> >
> >  drivers/dma/dw-edma/dw-edma-core.c            | 141 +++++++++++-------
> >  drivers/dma/dw-edma/dw-edma-core.h            |  31 +---
> >  drivers/dma/dw-edma/dw-edma-pcie.c            |  83 +++++------
> >  drivers/dma/dw-edma/dw-edma-v0-core.c         |  41 ++---
> >  drivers/dma/dw-edma/dw-edma-v0-core.h         |   4 +-
> >  drivers/dma/dw-edma/dw-edma-v0-debugfs.c      |  18 +--
> >  drivers/dma/dw-edma/dw-edma-v0-debugfs.h      |   8 +-
> >  drivers/pci/endpoint/functions/pci-epf-test.c | 112 ++++++++++++--
> >  include/linux/dma/edma.h                      |  59 +++++++-
> >  9 files changed, 317 insertions(+), 180 deletions(-)
> >
> > --
> > 2.35.1
> >



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