From: Chun-Kuang Hu <chunkuang.hu@kernel.org>
To: Neal Liu <neal.liu@mediatek.com>
Cc: Rob Herring <robh+dt@kernel.org>,
Matthias Brugger <matthias.bgg@gmail.com>,
devicetree@vger.kernel.org,
wsd_upstream <wsd_upstream@mediatek.com>,
lkml <linux-kernel@vger.kernel.org>,
"moderated list:ARM/Mediatek SoC support"
<linux-mediatek@lists.infradead.org>,
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 [thread overview]
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;
> +};
> +
next prev parent reply other threads:[~2020-08-01 23:50 UTC|newest]
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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