Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752464AbdFVOej (ORCPT ); Thu, 22 Jun 2017 10:34:39 -0400 Received: from cloudserver094114.home.net.pl ([79.96.170.134]:45424 "EHLO cloudserver094114.home.net.pl" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750847AbdFVOeh (ORCPT ); Thu, 22 Jun 2017 10:34:37 -0400 From: "Rafael J. Wysocki" To: "Moore, Robert" , Lorenzo Pieralisi Cc: Ganapatrao Kulkarni , "Zheng, Lv" , "linux-acpi@vger.kernel.org" , "devel@acpica.org" , "linux-kernel@vger.kernel.org" , "linux-arm-kernel@lists.infradead.org" , "marc.zyngier@arm.com" , "catalin.marinas@arm.com" , "will.deacon@arm.com" , "hanjun.guo@linaro.org" , "tglx@linutronix.de" , "jason@lakedaemon.net" , "jnair@caviumnetworks.com" , "gpkulkarni@gmail.com" Subject: Re: [PATCH v4 1/2] ACPICA: ACPI 6.2: Add support for new SRAT subtable Date: Thu, 22 Jun 2017 16:27:18 +0200 Message-ID: <7426901.eKsnQBecvM@aspire.rjw.lan> User-Agent: KMail/4.14.10 (Linux/4.12.0-rc1+; KDE/4.14.9; x86_64; ; ) In-Reply-To: <94F2FBAB4432B54E8AACC7DFDE6C92E37E5C3067@ORSMSX110.amr.corp.intel.com> References: <1498111812-17053-1-git-send-email-ganapatrao.kulkarni@cavium.com> <20170622134303.GA9732@red-moon> <94F2FBAB4432B54E8AACC7DFDE6C92E37E5C3067@ORSMSX110.amr.corp.intel.com> MIME-Version: 1.0 Content-Transfer-Encoding: 7Bit Content-Type: text/plain; charset="us-ascii" Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2951 Lines: 82 On Thursday, June 22, 2017 02:13:18 PM Moore, Robert wrote: > This support is already in the ACPICA code base, but I can't speak to when it will be upstreamed to Linux. Lv would know this. It should be there in linux-next already AFAICS. Lorenzo, can you please double check? Thanks, Rafael > > -----Original Message----- > > From: Lorenzo Pieralisi [mailto:lorenzo.pieralisi@arm.com] > > Sent: Thursday, June 22, 2017 6:43 AM > > To: Ganapatrao Kulkarni ; Zheng, Lv > > ; Moore, Robert ; Rafael J. > > Wysocki > > Cc: linux-acpi@vger.kernel.org; devel@acpica.org; linux- > > kernel@vger.kernel.org; linux-arm-kernel@lists.infradead.org; > > marc.zyngier@arm.com; catalin.marinas@arm.com; will.deacon@arm.com; > > hanjun.guo@linaro.org; tglx@linutronix.de; jason@lakedaemon.net; > > jnair@caviumnetworks.com; gpkulkarni@gmail.com > > Subject: Re: [PATCH v4 1/2] ACPICA: ACPI 6.2: Add support for new SRAT > > subtable > > > > Hi Rafael, Lv, Robert, > > > > On Thu, Jun 22, 2017 at 11:40:11AM +0530, Ganapatrao Kulkarni wrote: > > > Add GIC ITS Affinity (ACPI 6.2) subtable to SRAT table. > > > > > > ACPICA commit 5bc67f63918da249bfe279ee461d152bb3e6f55b > > > Link: https://github.com/acpica/acpica/commit/5bc67f6 > > > > > > Signed-off-by: Ganapatrao Kulkarni > > > --- > > > include/acpi/actbl1.h | 12 +++++++++++- > > > 1 file changed, 11 insertions(+), 1 deletion(-) > > > > This patch is fine to me but it is up to you or who sends the ACPICA > > pull request to send it upstream or give us an ACK so that it can go via > > irqchip. > > > > We need to know how this commit (and other ACPICA changes) will be sent > > upstream to handle trees dependencies, please advise it is a bit urgent, > > thank you. > > > > Lorenzo > > > > > diff --git a/include/acpi/actbl1.h b/include/acpi/actbl1.h index > > > b4ce55c..253c9db 100644 > > > --- a/include/acpi/actbl1.h > > > +++ b/include/acpi/actbl1.h > > > @@ -1192,7 +1192,8 @@ enum acpi_srat_type { > > > ACPI_SRAT_TYPE_MEMORY_AFFINITY = 1, > > > ACPI_SRAT_TYPE_X2APIC_CPU_AFFINITY = 2, > > > ACPI_SRAT_TYPE_GICC_AFFINITY = 3, > > > - ACPI_SRAT_TYPE_RESERVED = 4 /* 4 and greater are reserved */ > > > + ACPI_SRAT_TYPE_GIC_ITS_AFFINITY = 4, /* ACPI 6.2 */ > > > + ACPI_SRAT_TYPE_RESERVED = 5 /* 5 and greater are reserved */ > > > }; > > > > > > /* > > > @@ -1260,6 +1261,15 @@ struct acpi_srat_gicc_affinity { > > > u32 clock_domain; > > > }; > > > > > > +/* 4: GIC ITS Affinity (ACPI 6.2) */ > > > + > > > +struct acpi_srat_its_affinity { > > > + struct acpi_subtable_header header; > > > + u32 proximity_domain; > > > + u16 reserved; > > > + u32 its_id; > > > +}; > > > + > > > /* Flags for struct acpi_srat_gicc_affinity */ > > > > > > #define ACPI_SRAT_GICC_ENABLED (1) /* 00: Use affinity structure > > */ > > > -- > > > 1.8.1.4 > > >