From mboxrd@z Thu Jan 1 00:00:00 1970 From: Marc Zyngier Subject: Re: [PATCH V3 02/10] irqchip / GICv3: Add ACPI support for GICv3+ initialization Date: Wed, 10 Feb 2016 09:55:46 +0000 Message-ID: <56BB0922.3040507@arm.com> References: <1453209083-3358-1-git-send-email-tn@semihalf.com> <1453209083-3358-3-git-send-email-tn@semihalf.com> Mime-Version: 1.0 Content-Type: text/plain; charset=windows-1252 Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <1453209083-3358-3-git-send-email-tn@semihalf.com> Sender: linux-kernel-owner@vger.kernel.org To: Tomasz Nowicki , tglx@linutronix.de, jason@lakedaemon.net, rjw@rjwysocki.net, lorenzo.pieralisi@arm.com, robert.richter@caviumnetworks.com, shijie.huang@arm.com, guohanjun@huawei.com, Suravee.Suthikulpanit@amd.com Cc: mw@semihalf.com, graeme.gregory@linaro.org, Catalin.Marinas@arm.com, will.deacon@arm.com, linux-kernel@vger.kernel.org, linux-acpi@vger.kernel.org, hanjun.guo@linaro.org, linux-arm-kernel@lists.infradead.org, ddaney.cavm@gmail.com List-Id: linux-acpi@vger.kernel.org On 19/01/16 13:11, Tomasz Nowicki wrote: > With the refator of gic_of_init(), GICv3/4 can be initialized > by gic_init_bases() with gic distributor base address and gic > redistributor region(s). > > So get the redistributor region base addresses from MADT GIC > redistributor subtable, and the distributor base address from > GICD subtable to init GICv3 irqchip in ACPI way. > > Note: GIC redistributor base address may also be provided in > GICC structures on systems supporting GICv3 and above if the GIC > Redistributors are not in the always-on power domain, this > patch didn't implement such feature yet. > Also, ACPI ITS initialization will be added in the following patches. > > Signed-off-by: Tomasz Nowicki > Signed-off-by: Hanjun Guo Acked-by: Marc Zyngier M. -- Jazz is not dead. It just smells funny... From mboxrd@z Thu Jan 1 00:00:00 1970 From: marc.zyngier@arm.com (Marc Zyngier) Date: Wed, 10 Feb 2016 09:55:46 +0000 Subject: [PATCH V3 02/10] irqchip / GICv3: Add ACPI support for GICv3+ initialization In-Reply-To: <1453209083-3358-3-git-send-email-tn@semihalf.com> References: <1453209083-3358-1-git-send-email-tn@semihalf.com> <1453209083-3358-3-git-send-email-tn@semihalf.com> Message-ID: <56BB0922.3040507@arm.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On 19/01/16 13:11, Tomasz Nowicki wrote: > With the refator of gic_of_init(), GICv3/4 can be initialized > by gic_init_bases() with gic distributor base address and gic > redistributor region(s). > > So get the redistributor region base addresses from MADT GIC > redistributor subtable, and the distributor base address from > GICD subtable to init GICv3 irqchip in ACPI way. > > Note: GIC redistributor base address may also be provided in > GICC structures on systems supporting GICv3 and above if the GIC > Redistributors are not in the always-on power domain, this > patch didn't implement such feature yet. > Also, ACPI ITS initialization will be added in the following patches. > > Signed-off-by: Tomasz Nowicki > Signed-off-by: Hanjun Guo Acked-by: Marc Zyngier M. -- Jazz is not dead. It just smells funny...