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Sun, 22 Dec 2024 09:04:31 +0000 Date: Sun, 22 Dec 2024 09:04:29 +0000 Message-ID: <86msgoozqa.wl-maz@kernel.org> From: Marc Zyngier To: FUKAUMI Naoki Cc: heiko@sntech.de, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, tglx@linutronix.de, jonas@kwiboo.se, macromorgan@hotmail.com, andyshrk@163.com, liujianfeng1994@gmail.com, dmt.yashin@gmail.com, dsimic@manjaro.org, tim@feathertop.org, marcin.juszkiewicz@linaro.org, michael.riesch@wolfvision.net, alchark@gmail.com, sebastian.reichel@collabora.com, jbx6244@gmail.com, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org Subject: Re: [PATCH 1/3] irqchip/gic-v3: Enable Rockchip 3588001 erratum workaround for RK3582 In-Reply-To: <20241222030355.2246-2-naoki@radxa.com> References: <20241222030355.2246-1-naoki@radxa.com> <20241222030355.2246-2-naoki@radxa.com> User-Agent: Wanderlust/2.15.9 (Almost Unreal) SEMI-EPG/1.14.7 (Harue) FLIM-LB/1.14.9 (=?UTF-8?B?R29qxY0=?=) APEL-LB/10.8 EasyPG/1.0.0 Emacs/29.4 (aarch64-unknown-linux-gnu) MULE/6.0 (HANACHIRUSATO) MIME-Version: 1.0 (generated by SEMI-EPG 1.14.7 - "Harue") Content-Type: text/plain; charset=US-ASCII X-SA-Exim-Connect-IP: 185.219.108.64 X-SA-Exim-Rcpt-To: naoki@radxa.com, heiko@sntech.de, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, tglx@linutronix.de, jonas@kwiboo.se, macromorgan@hotmail.com, andyshrk@163.com, liujianfeng1994@gmail.com, dmt.yashin@gmail.com, dsimic@manjaro.org, tim@feathertop.org, marcin.juszkiewicz@linaro.org, michael.riesch@wolfvision.net, alchark@gmail.com, sebastian.reichel@collabora.com, jbx6244@gmail.com, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org X-SA-Exim-Mail-From: maz@kernel.org X-SA-Exim-Scanned: No (on disco-boy.misterjones.org); SAEximRunCond expanded to false X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20241222_010435_006264_3EFE0100 X-CRM114-Status: GOOD ( 18.70 ) 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: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Sun, 22 Dec 2024 03:03:53 +0000, FUKAUMI Naoki wrote: > > Rockchip RK3582 is a scaled down version of Rockchip RK3588(S). Apply > Rockchip 3588001 erratum workaround to RK3582. > > Signed-off-by: FUKAUMI Naoki > --- > drivers/irqchip/irq-gic-v3-its.c | 3 ++- > 1 file changed, 2 insertions(+), 1 deletion(-) > > diff --git a/drivers/irqchip/irq-gic-v3-its.c b/drivers/irqchip/irq-gic-v3-its.c > index 92244cfa0464..c59ce9332dc0 100644 > --- a/drivers/irqchip/irq-gic-v3-its.c > +++ b/drivers/irqchip/irq-gic-v3-its.c > @@ -4861,7 +4861,8 @@ static bool __maybe_unused its_enable_rk3588001(void *data) > { > struct its_node *its = data; > > - if (!of_machine_is_compatible("rockchip,rk3588") && > + if (!of_machine_is_compatible("rockchip,rk3582") && > + !of_machine_is_compatible("rockchip,rk3588") && > !of_machine_is_compatible("rockchip,rk3588s")) > return false; > Please use the relevant property for that purpose ("dma-noncoherent") at the distributor and ITS levels. We're not adding extra compatibles for this anymore, and you might as well fix the core dtsi to expose such property. Thanks, M. -- Without deviation from the norm, progress is not possible.