linux-kernel - Re: [PATCH v9 0/2] Add support for Loongson1 APB DMA

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Message-ID: <CAAhV-H4nZqYi4ccsmw=1fmWySVL-kjoZ+_PQU4P9YKSrWGKdDw@mail.gmail.com>
Date: Thu, 13 Jun 2024 23:10:52 +0800
From: Huacai Chen <chenhuacai@...nel.org>
To: keguang.zhang@...il.com
Cc: Vinod Koul <vkoul@...nel.org>, Rob Herring <robh@...nel.org>, 
	Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>, Conor Dooley <conor+dt@...nel.org>, 
	Krzysztof Kozlowski <krzk+dt@...nel.org>, linux-mips@...r.kernel.org, dmaengine@...r.kernel.org, 
	devicetree@...r.kernel.org, linux-kernel@...r.kernel.org, 
	Conor Dooley <conor.dooley@...rochip.com>, Jiaxun Yang <jiaxun.yang@...goat.com>
Subject: Re: [PATCH v9 0/2] Add support for Loongson1 APB DMA

Hi, Keguang,

On Thu, Jun 13, 2024 at 8:03 PM Keguang Zhang via B4 Relay
<devnull+keguang.zhang.gmail.com@...nel.org> wrote:
>
> Add the driver and dt-binding document for Loongson1 APB DMA.
I still suggest using ls1x-apb-dma.c as the file name, for consistency
in the same subsystem. But as I said before, I will also accept some
of your suggestions, so I use loongson3_cpufreq.c here.

https://lore.kernel.org/loongarch/20240612064205.2041548-1-chenhuacai@loongson.cn/T/#t

Huacai
>
> ---
> 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@gmail.com
>
> Changes in v8:
> - Change 'interrupts' property to an items list
> - Link to v7: https://lore.kernel.org/r/20240329-loongson1-dma-v7-0-37db58608de5@gmail.com
>
> 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@gmail.com
>
> 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@...il.com>
>
>
>