linux-kernel - Re: [PATCH v2] drivers/coresight: ultrasoc: Add System Memory Buffer driver

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Message-ID: <af9dbbbf-64f0-f3c6-fa30-4e306e6156d2@infradead.org>
Date:   Thu, 4 Nov 2021 18:36:05 -0700
From:   Randy Dunlap <rdunlap@...radead.org>
To:     Qi Liu <liuqi115@...wei.com>, mathieu.poirier@...aro.org,
        suzuki.poulose@....com, mike.leach@...aro.org
Cc:     coresight@...ts.linaro.org, linux-kernel@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, linuxarm@...wei.com
Subject: Re: [PATCH v2] drivers/coresight: ultrasoc: Add System Memory Buffer
 driver

On 11/4/21 6:20 PM, Qi Liu wrote:
> diff --git a/drivers/hwtracing/coresight/ultrasoc/Kconfig b/drivers/hwtracing/coresight/ultrasoc/Kconfig
> new file mode 100644
> index 000000000000..c18c25bf9df3
> --- /dev/null
> +++ b/drivers/hwtracing/coresight/ultrasoc/Kconfig
> @@ -0,0 +1,12 @@
> +# SPDX-License-Identifier: MIT
> +#
> +# ultrasoc configuration
> +#
> +config ULTRASOC_SMB
> +	tristate "Ultrasoc system memory buffer drivers"
> +        depends on ARM64 && CORESIGHT

The "depends" line should be indented with a tab instead of spaces...

> +	help
> +	  This enables support for the Ultrasoc system memory buffer
> +	  driver that is responsible for receiving the trace data from
> +	  Coresight ETM devices and storing them to a system buffer
> +	  respectively.


-- 
~Randy