Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753280AbdFVQVO (ORCPT ); Thu, 22 Jun 2017 12:21:14 -0400 Received: from mail-ot0-f194.google.com ([74.125.82.194]:34435 "EHLO mail-ot0-f194.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752123AbdFVQVM (ORCPT ); Thu, 22 Jun 2017 12:21:12 -0400 MIME-Version: 1.0 In-Reply-To: <7426901.eKsnQBecvM@aspire.rjw.lan> References: <1498111812-17053-1-git-send-email-ganapatrao.kulkarni@cavium.com> <20170622134303.GA9732@red-moon> <94F2FBAB4432B54E8AACC7DFDE6C92E37E5C3067@ORSMSX110.amr.corp.intel.com> <7426901.eKsnQBecvM@aspire.rjw.lan> From: Ganapatrao Kulkarni Date: Thu, 22 Jun 2017 21:51:10 +0530 Message-ID: Subject: Re: [PATCH v4 1/2] ACPICA: ACPI 6.2: Add support for new SRAT subtable To: "Rafael J. Wysocki" Cc: "Moore, Robert" , Lorenzo Pieralisi , 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" Content-Type: text/plain; charset="UTF-8" Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 3532 Lines: 97 On Thu, Jun 22, 2017 at 7:57 PM, Rafael J. Wysocki wrote: > 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, this is added to linux-next on june12 [1]. When i sent my first version i.e on June 6, it was not there, hence i have added to this series. my bad, i have not checked when i sent subsequent versions. this patch can be dropped. [1] https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commit/include/acpi/actbl1.h?id=a618c7f89a02f3c67a8f200855cff398855e3888 > > 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 >> > > > thanks Ganapat