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From: Florian Fainelli <f.fainelli@gmail.com>
To: bcm-kernel-feedback-list@broadcom.com,
	Stefan Wahren <stefan.wahren@i2se.com>,
	Rob Herring <robh+dt@kernel.org>,
	Nicolas Saenz Julienne <nsaenz@kernel.org>
Cc: Ray Jui <rjui@broadcom.com>,
	Scott Branden <sbranden@broadcom.com>,
	Arnd Bergmann <arnd@arndb.de>, Olof Johansson <olof@lixom.net>,
	Phil Elwell <phil@raspberrypi.com>,
	devicetree@vger.kernel.org, soc@kernel.org,
	linux-arm-kernel@lists.infradead.org,
	linux-rpi-kernel@lists.infradead.org,
	Maxime Ripard <maxime@cerno.tech>
Subject: Re: [PATCH] ARM: boot: dts: bcm2711: Fix HVS register range
Date: Wed, 23 Feb 2022 11:03:32 -0800	[thread overview]
Message-ID: <20220223190332.3791516-1-f.fainelli@gmail.com> (raw)
In-Reply-To: <1645272475-4096-1-git-send-email-stefan.wahren@i2se.com>

On Sat, 19 Feb 2022 13:07:55 +0100, Stefan Wahren <stefan.wahren@i2se.com> wrote:
> From: Maxime Ripard <maxime@cerno.tech>
> 
> While the HVS has the same context memory size in the BCM2711 than in
> the previous SoCs, the range allocated to the registers doubled and it
> now takes 16k + 16k, compared to 8k + 16k before.
> 
> The KMS driver will use the whole context RAM though, eventually
> resulting in a pointer dereference error when we access the higher half
> of the context memory since it hasn't been mapped.
> 
> Fixes: 4564363351e2 ("ARM: dts: bcm2711: Enable the display pipeline")
> Signed-off-by: Maxime Ripard <maxime@cerno.tech>
> Signed-off-by: Stefan Wahren <stefan.wahren@i2se.com>
> ---

Applied to https://github.com/Broadcom/stblinux/commits/devicetree/fixes, thanks!
--
Florian

WARNING: multiple messages have this Message-ID (diff)
From: Florian Fainelli <f.fainelli@gmail.com>
To: bcm-kernel-feedback-list@broadcom.com,
	Stefan Wahren <stefan.wahren@i2se.com>,
	Rob Herring <robh+dt@kernel.org>,
	Nicolas Saenz Julienne <nsaenz@kernel.org>
Cc: Ray Jui <rjui@broadcom.com>,
	Scott Branden <sbranden@broadcom.com>,
	Arnd Bergmann <arnd@arndb.de>, Olof Johansson <olof@lixom.net>,
	Phil Elwell <phil@raspberrypi.com>,
	devicetree@vger.kernel.org, soc@kernel.org,
	linux-arm-kernel@lists.infradead.org,
	linux-rpi-kernel@lists.infradead.org,
	Maxime Ripard <maxime@cerno.tech>
Subject: Re: [PATCH] ARM: boot: dts: bcm2711: Fix HVS register range
Date: Wed, 23 Feb 2022 11:03:32 -0800	[thread overview]
Message-ID: <20220223190332.3791516-1-f.fainelli@gmail.com> (raw)
In-Reply-To: <1645272475-4096-1-git-send-email-stefan.wahren@i2se.com>

On Sat, 19 Feb 2022 13:07:55 +0100, Stefan Wahren <stefan.wahren@i2se.com> wrote:
> From: Maxime Ripard <maxime@cerno.tech>
> 
> While the HVS has the same context memory size in the BCM2711 than in
> the previous SoCs, the range allocated to the registers doubled and it
> now takes 16k + 16k, compared to 8k + 16k before.
> 
> The KMS driver will use the whole context RAM though, eventually
> resulting in a pointer dereference error when we access the higher half
> of the context memory since it hasn't been mapped.
> 
> Fixes: 4564363351e2 ("ARM: dts: bcm2711: Enable the display pipeline")
> Signed-off-by: Maxime Ripard <maxime@cerno.tech>
> Signed-off-by: Stefan Wahren <stefan.wahren@i2se.com>
> ---

Applied to https://github.com/Broadcom/stblinux/commits/devicetree/fixes, thanks!
--
Florian

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http://lists.infradead.org/mailman/listinfo/linux-arm-kernel

  reply	other threads:[~2022-02-23 19:03 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-02-19 12:07 [PATCH] ARM: boot: dts: bcm2711: Fix HVS register range Stefan Wahren
2022-02-19 12:07 ` Stefan Wahren
2022-02-23 19:03 ` Florian Fainelli [this message]
2022-02-23 19:03   ` Florian Fainelli

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