From mboxrd@z Thu Jan 1 00:00:00 1970 From: Will Deacon Subject: Re: [PATCH v3] iommu/arm-smmu: Plumb in new ACPI identifiers Date: Wed, 21 Jun 2017 10:27:45 +0100 Message-ID: <20170621092744.GG3768@arm.com> References: <063a50cff2942c96dc6f24d4f8c8a854a4a6cc30.1497886335.git.robin.murphy@arm.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Content-Disposition: inline In-Reply-To: <063a50cff2942c96dc6f24d4f8c8a854a4a6cc30.1497886335.git.robin.murphy-5wv7dgnIgG8@public.gmane.org> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: iommu-bounces-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org Errors-To: iommu-bounces-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org To: Robin Murphy Cc: rrichter-YGCgFSpz5w/QT0dZR+AlfA@public.gmane.org, stable-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, iommu-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org, linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org List-Id: iommu@lists.linux-foundation.org On Mon, Jun 19, 2017 at 04:41:56PM +0100, Robin Murphy wrote: > Revision C of IORT now allows us to identify ARM MMU-401 and the Cavium > ThunderX implementation. Wire them up so that we can probe these models > once firmware starts using the new codes in place of generic ones, and > so that the appropriate features and quirks get enabled when we do. > > For the sake of backports and mitigating sychronisation problems with > the ACPICA headers, we'll carry a backup copy of the new definitions > locally for the short term to make life simpler. > > CC: stable-u79uwXL29TY76Z2rM5mHXA@public.gmane.org # 4.10 > Acked-by: Robert Richter > Tested-by: Robert Richter > Signed-off-by: Robin Murphy > --- > > v3: The patch that actually landed in ACPICA was slightly tweaked for > self-consistency, so s/CAVIUM_SMMUV2/CAVIUM_THUNDERX/ to match. > > drivers/iommu/arm-smmu.c | 16 ++++++++++++++++ > 1 file changed, 16 insertions(+) I've picked this one up. Will From mboxrd@z Thu Jan 1 00:00:00 1970 From: will.deacon@arm.com (Will Deacon) Date: Wed, 21 Jun 2017 10:27:45 +0100 Subject: [PATCH v3] iommu/arm-smmu: Plumb in new ACPI identifiers In-Reply-To: <063a50cff2942c96dc6f24d4f8c8a854a4a6cc30.1497886335.git.robin.murphy@arm.com> References: <063a50cff2942c96dc6f24d4f8c8a854a4a6cc30.1497886335.git.robin.murphy@arm.com> Message-ID: <20170621092744.GG3768@arm.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On Mon, Jun 19, 2017 at 04:41:56PM +0100, Robin Murphy wrote: > Revision C of IORT now allows us to identify ARM MMU-401 and the Cavium > ThunderX implementation. Wire them up so that we can probe these models > once firmware starts using the new codes in place of generic ones, and > so that the appropriate features and quirks get enabled when we do. > > For the sake of backports and mitigating sychronisation problems with > the ACPICA headers, we'll carry a backup copy of the new definitions > locally for the short term to make life simpler. > > CC: stable at vger.kernel.org # 4.10 > Acked-by: Robert Richter > Tested-by: Robert Richter > Signed-off-by: Robin Murphy > --- > > v3: The patch that actually landed in ACPICA was slightly tweaked for > self-consistency, so s/CAVIUM_SMMUV2/CAVIUM_THUNDERX/ to match. > > drivers/iommu/arm-smmu.c | 16 ++++++++++++++++ > 1 file changed, 16 insertions(+) I've picked this one up. Will From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from foss.arm.com ([217.140.101.70]:49314 "EHLO foss.arm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752582AbdFUJ1d (ORCPT ); Wed, 21 Jun 2017 05:27:33 -0400 Date: Wed, 21 Jun 2017 10:27:45 +0100 From: Will Deacon To: Robin Murphy Cc: joro@8bytes.org, iommu@lists.linux-foundation.org, linux-arm-kernel@lists.infradead.org, rrichter@cavium.com, stable@vger.kernel.org Subject: Re: [PATCH v3] iommu/arm-smmu: Plumb in new ACPI identifiers Message-ID: <20170621092744.GG3768@arm.com> References: <063a50cff2942c96dc6f24d4f8c8a854a4a6cc30.1497886335.git.robin.murphy@arm.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <063a50cff2942c96dc6f24d4f8c8a854a4a6cc30.1497886335.git.robin.murphy@arm.com> Sender: stable-owner@vger.kernel.org List-ID: On Mon, Jun 19, 2017 at 04:41:56PM +0100, Robin Murphy wrote: > Revision C of IORT now allows us to identify ARM MMU-401 and the Cavium > ThunderX implementation. Wire them up so that we can probe these models > once firmware starts using the new codes in place of generic ones, and > so that the appropriate features and quirks get enabled when we do. > > For the sake of backports and mitigating sychronisation problems with > the ACPICA headers, we'll carry a backup copy of the new definitions > locally for the short term to make life simpler. > > CC: stable@vger.kernel.org # 4.10 > Acked-by: Robert Richter > Tested-by: Robert Richter > Signed-off-by: Robin Murphy > --- > > v3: The patch that actually landed in ACPICA was slightly tweaked for > self-consistency, so s/CAVIUM_SMMUV2/CAVIUM_THUNDERX/ to match. > > drivers/iommu/arm-smmu.c | 16 ++++++++++++++++ > 1 file changed, 16 insertions(+) I've picked this one up. Will