linux-kernel - Re: [PATCH v5 0/2] Add support for UltraSoc System Memory Buffer

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Date:   Thu, 5 May 2022 18:52:39 +0800
From:   "liuqi (BA)" <liuqi115@...wei.com>
To:     <mathieu.poirier@...aro.org>, <suzuki.poulose@....com>
CC:     <coresight@...ts.linaro.org>, <linux-kernel@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>, <linuxarm@...wei.com>,
        <Jonathan_Lucas@...tor.com>
Subject: Re: [PATCH v5 0/2] Add support for UltraSoc System Memory Buffer

Gentle ping. Any comment or suggestion is appreciated.

Thanks,
Qi

On 2022/4/16 16:39, Qi Liu wrote:
> Add support for UltraSoc System Memory Buffer.
> 
> Change since v4:
> - Add a simple document of SMB driver according to Suzuki's comment.
> - Address the comments from Suzuki.
> - https://lore.kernel.org/linux-arm-kernel/20220128061755.31909-1-liuqi115@huawei.com/
> 
> Change since v3:
> - Modify the file header according to community specifications.
> - Address the comments from Mathieu.
> - Link:https://lore.kernel.org/linux-arm-kernel/20211118110016.40398-1-liuqi115@huawei.com/
> Change since v2:
> - Move ultrasoc driver to drivers/hwtracing/coresight.
> - Link:https://lists.linaro.org/pipermail/coresight/2021-November/007310.html
> 
> Change since v1:
> - Drop the document of UltraSoc according to Mathieu's comment.
> - Add comments to explain some private hardware settings.
> - Address the comments from Mathieu.
> - Link: https://lists.linaro.org/pipermail/coresight/2021-August/006842.html
> 
> Change since RFC:
> - Move driver to drivers/hwtracing/coresight/ultrasoc.
> - Remove ultrasoc-axi-com.c, as AXI-COM doesn't need to be configured in
>    basic tracing function.
> - Remove ultrasoc.c as SMB does not need to register with the ultrasoc core.
> - Address the comments from Mathieu and Suzuki.
> - Link: https://lists.linaro.org/pipermail/coresight/2021-June/006535.html
> 
> Qi Liu (2):
>    drivers/coresight: Add UltraSoc System Memory Buffer driver
>    Documentation: Add document for UltraSoc SMB drivers
> 
>   .../trace/coresight/ultrasoc-smb.rst          |  79 +++
>   drivers/hwtracing/coresight/Kconfig           |  10 +
>   drivers/hwtracing/coresight/Makefile          |   1 +
>   drivers/hwtracing/coresight/ultrasoc-smb.c    | 643 ++++++++++++++++++
>   drivers/hwtracing/coresight/ultrasoc-smb.h    | 106 +++
>   5 files changed, 839 insertions(+)
>   create mode 100644 Documentation/trace/coresight/ultrasoc-smb.rst
>   create mode 100644 drivers/hwtracing/coresight/ultrasoc-smb.c
>   create mode 100644 drivers/hwtracing/coresight/ultrasoc-smb.h
>