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Wed, 23 Feb 2022 11:03:34 -0800 (PST) From: Florian Fainelli To: bcm-kernel-feedback-list@broadcom.com, Stefan Wahren , Rob Herring , Nicolas Saenz Julienne Cc: Ray Jui , Scott Branden , Arnd Bergmann , Olof Johansson , Phil Elwell , devicetree@vger.kernel.org, soc@kernel.org, linux-arm-kernel@lists.infradead.org, linux-rpi-kernel@lists.infradead.org, Maxime Ripard Subject: Re: [PATCH] ARM: boot: dts: bcm2711: Fix HVS register range Date: Wed, 23 Feb 2022 11:03:32 -0800 Message-Id: <20220223190332.3791516-1-f.fainelli@gmail.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <1645272475-4096-1-git-send-email-stefan.wahren@i2se.com> References: <1645272475-4096-1-git-send-email-stefan.wahren@i2se.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220223_110336_535982_2588B936 X-CRM114-Status: GOOD ( 12.09 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Sat, 19 Feb 2022 13:07:55 +0100, Stefan Wahren wrote: > From: Maxime Ripard > > 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 > Signed-off-by: Stefan Wahren > --- Applied to https://github.com/Broadcom/stblinux/commits/devicetree/fixes, thanks! -- Florian _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel