Re: [PATCH RESEND v9 0/2] Add support for Loongson1 APB DMA

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On Mon, Jul 15, 2024 at 3:00 PM Jiaxun Yang <jiaxun.yang@xxxxxxxxxxx> wrote:
>
>
>
> 在2024年7月15日七月 下午2:39,Huacai Chen写道:
> [...]
> >
> >> You said that you've accepted my suggestion, which means you recognize
> >> 'loongson' as the better name for the drivers.
> > No, I don't think so, this is just a compromise to keep consistency.
>
> Folks, can we settle on this topic?
>
> Is this naming really important? As long as people can read actual chip name from
> kernel code & documents, I think both are acceptable.
>
> I suggest let this patch go as is. And if anyone want to unify the naming, they can
> propose a treewide patch.
Renaming still breaks config files.

Huacai

>
> Otherwise, we are going nowhere.
>
> Thanks
> -  Jiaxun
>
> >
> >
> >
> > Huacai
> >
> >> Moreover, Loongson1 and Loongson2 belong to different SoC series.
> >> To be honest, I can't see why Loongson1 APB DMA should give up this
> >> intuitive and comprehensible naming.
> >> Thanks for your review!
> >> >
> >> > Huacai
> >> >
> >> > On Thu, Jul 11, 2024 at 6:57 PM Keguang Zhang via B4 Relay
> >> > <devnull+keguang.zhang.gmail.com@xxxxxxxxxx> wrote:
> >> > >
> >> > > Add the driver and dt-binding document for Loongson1 APB DMA.
> >> > >
> >> > > ---
> >> > > Changes in v9:
> >> > > - Fix all the errors and warnings when building with W=1 and C=1
> >> > > - Link to v8: https://lore.kernel.org/r/20240607-loongson1-dma-v8-0-f9992d257250@xxxxxxxxx
> >> > >
> >> > > Changes in v8:
> >> > > - Change 'interrupts' property to an items list
> >> > > - Link to v7: https://lore.kernel.org/r/20240329-loongson1-dma-v7-0-37db58608de5@xxxxxxxxx
> >> > >
> >> > > Changes in v7:
> >> > > - Change the comptible to 'loongson,ls1*-apbdma' (suggested by Huacai Chen)
> >> > > - Update the title and description part accordingly
> >> > > - Rename the file to loongson,ls1b-apbdma.yaml
> >> > > - Add a compatible string for LS1A
> >> > > - Delete minItems of 'interrupts'
> >> > > - Change patterns of 'interrupt-names' to const
> >> > > - Rename the file to loongson1-apb-dma.c to keep the consistency
> >> > > - Update Kconfig and Makefile accordingly
> >> > > - Link to v6: https://lore.kernel.org/r/20240316-loongson1-dma-v6-0-90de2c3cc928@xxxxxxxxx
> >> > >
> >> > > Changes in v6:
> >> > > - Change the compatible to the fallback
> >> > > - Implement .device_prep_dma_cyclic for Loongson1 sound driver,
> >> > > - as well as .device_pause and .device_resume.
> >> > > - Set the limitation LS1X_DMA_MAX_DESC and put all descriptors
> >> > > - into one page to save memory
> >> > > - Move dma_pool_zalloc() into ls1x_dma_alloc_desc()
> >> > > - Drop dma_slave_config structure
> >> > > - Use .remove_new instead of .remove
> >> > > - Use KBUILD_MODNAME for the driver name
> >> > > - Improve the debug information
> >> > > - Some minor fixes
> >> > >
> >> > > Changes in v5:
> >> > > - Add the dt-binding document
> >> > > - Add DT support
> >> > > - Use DT information instead of platform data
> >> > > - Use chan_id of struct dma_chan instead of own id
> >> > > - Use of_dma_xlate_by_chan_id() instead of ls1x_dma_filter()
> >> > > - Update the author information to my official name
> >> > >
> >> > > Changes in v4:
> >> > > - Use dma_slave_map to find the proper channel.
> >> > > - Explicitly call devm_request_irq() and tasklet_kill().
> >> > > - Fix namespace issue.
> >> > > - Some minor fixes and cleanups.
> >> > >
> >> > > Changes in v3:
> >> > > - Rename ls1x_dma_filter_fn to ls1x_dma_filter.
> >> > >
> >> > > Changes in v2:
> >> > > - Change the config from 'DMA_LOONGSON1' to 'LOONGSON1_DMA',
> >> > > - and rearrange it in alphabetical order in Kconfig and Makefile.
> >> > > - Fix comment style.
> >> > >
> >> > > ---
> >> > > Keguang Zhang (2):
> >> > >       dt-bindings: dma: Add Loongson-1 APB DMA
> >> > >       dmaengine: Loongson1: Add Loongson-1 APB DMA driver
> >> > >
> >> > >  .../bindings/dma/loongson,ls1b-apbdma.yaml         |  67 +++
> >> > >  drivers/dma/Kconfig                                |   9 +
> >> > >  drivers/dma/Makefile                               |   1 +
> >> > >  drivers/dma/loongson1-apb-dma.c                    | 665 +++++++++++++++++++++
> >> > >  4 files changed, 742 insertions(+)
> >> > > ---
> >> > > base-commit: d35b2284e966c0bef3e2182a5c5ea02177dd32e4
> >> > > change-id: 20231120-loongson1-dma-163afe5708b9
> >> > >
> >> > > Best regards,
> >> > > --
> >> > > Keguang Zhang <keguang.zhang@xxxxxxxxx>
> >> > >
> >> > >
> >> > >
> >>
> >>
> >>
> >> --
> >> Best regards,
> >>
> >> Keguang Zhang
>
> --
> - Jiaxun





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