From mboxrd@z Thu Jan 1 00:00:00 1970 From: robert.richter@caviumnetworks.com (Robert Richter) Date: Fri, 18 Sep 2015 10:33:43 +0200 Subject: [PATCH v4 5/5] irqchip, gicv3-its: Workaround for Cavium ThunderX errata 22375, 24313 In-Reply-To: <55EDBC19.2010301@arm.com> References: <1439576885-15621-1-git-send-email-rric@kernel.org> <1439576885-15621-6-git-send-email-rric@kernel.org> <55EDBC19.2010301@arm.com> Message-ID: <20150918083343.GY1820@rric.localdomain> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On 07.09.15 17:32:25, Marc Zyngier wrote: > On 14/08/15 19:28, Robert Richter wrote: > > + if (its->flags & ITS_FLAGS_CAVIUM_THUNDERX) { > > + /* > > + * erratum 22375: only alloc 8MB table size > > + * erratum 24313: ignore memory access type > > + */ > > + cache = 0; > > + ids = 0x13; /* 20 bits, 8MB */ > > + } else { > > You can move the typer definition here, as it is only used here. > > > + cache = GITS_BASER_WaWb; > > + typer = readq_relaxed(its->base + GITS_TYPER); > > + ids = GITS_TYPER_DEVBITS(typer); > > + } I am dropping this change as this would raise merge conflicts with others, e.g. KVM patches. -Robert