Linux-mediatek Archive on lore.kernel.org
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From: Chun-Kuang Hu <chunkuang.hu@kernel.org>
To: Neal Liu <neal.liu@mediatek.com>
Cc: devicetree@vger.kernel.org,
	wsd_upstream <wsd_upstream@mediatek.com>,
	lkml <linux-kernel@vger.kernel.org>,
	Rob Herring <robh+dt@kernel.org>,
	"moderated list:ARM/Mediatek SoC support"
	<linux-mediatek@lists.infradead.org>,
	Matthias Brugger <matthias.bgg@gmail.com>,
	Linux ARM <linux-arm-kernel@lists.infradead.org>
Subject: Re: [PATCH v4 2/2] soc: mediatek: add mtk-devapc driver
Date: Sun, 2 Aug 2020 07:50:41 +0800
Message-ID: <CAAOTY_-RMT-1+-5aPxqhgLbk74j0MH8U78mibBZppt_OPPQrJA@mail.gmail.com> (raw)
In-Reply-To: <1596010690-13178-3-git-send-email-neal.liu@mediatek.com>

Hi, Neal:

Neal Liu <neal.liu@mediatek.com> 於 2020年7月29日 週三 下午4:29寫道:
>
> MediaTek bus fabric provides TrustZone security support and data
> protection to prevent slaves from being accessed by unexpected
> masters.
> The security violation is logged and sent to the processor for
> further analysis or countermeasures.
>
> Any occurrence of security violation would raise an interrupt, and
> it will be handled by mtk-devapc driver. The violation
> information is printed in order to find the murderer.
>
> Signed-off-by: Neal Liu <neal.liu@mediatek.com>
> ---

[snip]

> +
> +struct mtk_devapc_context {
> +       struct device *dev;
> +       u32 vio_idx_num;
> +       void __iomem *devapc_pd_base;

This is devapc context, so prefix 'devapc' is redundant.
And, what does 'pd' mean?

Regards,
Chun-Kuang.

> +       struct mtk_devapc_vio_info *vio_info;
> +       const struct mtk_devapc_pd_offset *offset;
> +       const struct mtk_devapc_vio_dbgs *vio_dbgs;
> +};
> +

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  parent reply index

Thread overview: 24+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-07-29  8:18 [PATCH v4] Add MediaTek MT6779 devapc driver Neal Liu
2020-07-29  8:18 ` [PATCH v4 1/2] dt-bindings: devapc: add bindings for mtk-devapc Neal Liu
2020-07-29  8:18 ` [PATCH v4 2/2] soc: mediatek: add mtk-devapc driver Neal Liu
2020-07-29 16:38   ` Chun-Kuang Hu
2020-07-31  2:44     ` Neal Liu
2020-07-31 15:03       ` Chun-Kuang Hu
2020-08-03  3:32         ` Neal Liu
2020-08-03 16:13           ` Chun-Kuang Hu
2020-08-04  2:18             ` Neal Liu
2020-08-04 15:27               ` Chun-Kuang Hu
2020-07-29 22:47   ` Chun-Kuang Hu
2020-07-31  2:47     ` Neal Liu
2020-07-30 16:14   ` Chun-Kuang Hu
2020-07-31  2:52     ` Neal Liu
2020-07-31 15:55       ` Chun-Kuang Hu
2020-08-03  3:41         ` Neal Liu
2020-08-01  0:12   ` Chun-Kuang Hu
2020-08-03  4:01     ` Neal Liu
2020-08-03 16:04       ` Chun-Kuang Hu
2020-08-04  2:08         ` Neal Liu
2020-08-04 15:55           ` Chun-Kuang Hu
2020-08-01 23:50   ` Chun-Kuang Hu [this message]
2020-08-03  4:05     ` Neal Liu
2020-08-03 15:38       ` Chun-Kuang Hu

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