From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755848AbcHTApx (ORCPT ); Fri, 19 Aug 2016 20:45:53 -0400 Received: from cloudserver094114.home.net.pl ([79.96.170.134]:47798 "HELO cloudserver094114.home.net.pl" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with SMTP id S1755223AbcHTApu (ORCPT ); Fri, 19 Aug 2016 20:45:50 -0400 From: "Rafael J. Wysocki" To: Srinivas Pandruvada Cc: mingo@redhat.com, tglx@linutronix.de, hpa@zytor.com, peterz@infradead.org, x86@kernel.org, bp@suse.de, sudeep.holla@arm.com, ak@linux.intel.com, linux-acpi@vger.kernel.org, linux-pm@vger.kernel.org, alexey.klimov@arm.com, viresh.kumar@linaro.org, akpm@linux-foundation.org, linux-kernel@vger.kernel.org, lenb@kernel.org, tim.c.chen@linux.intel.com, paul.gortmaker@windriver.com, jpoimboe@redhat.com, mcgrof@kernel.org, jgross@suse.com, robert.moore@intel.com, dvyukov@google.com, jeyu@redhat.com Subject: Re: [PATCH 10/11] acpi: bus: Set _OSC for diverse core support Date: Sat, 20 Aug 2016 02:51:14 +0200 Message-ID: <3394418.ZE72EMLDjL@vostro.rjw.lan> User-Agent: KMail/4.11.5 (Linux/4.8.0-rc1+; KDE/4.11.5; x86_64; ; ) In-Reply-To: <1471559812-19967-11-git-send-email-srinivas.pandruvada@linux.intel.com> References: <1471559812-19967-1-git-send-email-srinivas.pandruvada@linux.intel.com> <1471559812-19967-11-git-send-email-srinivas.pandruvada@linux.intel.com> MIME-Version: 1.0 Content-Transfer-Encoding: 7Bit Content-Type: text/plain; charset="utf-8" Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thursday, August 18, 2016 03:36:51 PM Srinivas Pandruvada wrote: > Set the OSC_SB_CPC_DIVERSE_HIGH_SUPPORT (bit 12) to enable diverse > core support. > > Signed-off-by: Srinivas Pandruvada > --- > drivers/acpi/bus.c | 4 +++- > include/linux/acpi.h | 1 + > 2 files changed, 4 insertions(+), 1 deletion(-) > > diff --git a/drivers/acpi/bus.c b/drivers/acpi/bus.c > index 61643a5..fbd3b7c 100644 > --- a/drivers/acpi/bus.c > +++ b/drivers/acpi/bus.c > @@ -336,7 +336,9 @@ static void acpi_bus_osc_support(void) > capbuf[OSC_SUPPORT_DWORD] |= OSC_SB_CPCV2_SUPPORT; > } > #endif > - > +#ifdef CONFIG_SCHED_ITMT > + capbuf[OSC_SUPPORT_DWORD] |= OSC_SB_CPC_DIVERSE_HIGH_SUPPORT; > +#endif if (IS_ENABLED(CONFIG_SCHED_ITMT)) capbuf[OSC_SUPPORT_DWORD] |= OSC_SB_CPC_DIVERSE_HIGH_SUPPORT; pretty please. > if (!ghes_disable) > capbuf[OSC_SUPPORT_DWORD] |= OSC_SB_APEI_SUPPORT; > if (ACPI_FAILURE(acpi_get_handle(NULL, "\\_SB", &handle))) > diff --git a/include/linux/acpi.h b/include/linux/acpi.h > index 4d8452c..17f6e08 100644 > --- a/include/linux/acpi.h > +++ b/include/linux/acpi.h > @@ -460,6 +460,7 @@ acpi_status acpi_run_osc(acpi_handle handle, struct acpi_osc_context *context); > #define OSC_SB_CPCV2_SUPPORT 0x00000040 > #define OSC_SB_PCLPI_SUPPORT 0x00000080 > #define OSC_SB_OSLPI_SUPPORT 0x00000100 > +#define OSC_SB_CPC_DIVERSE_HIGH_SUPPORT 0x00001000 > > extern bool osc_sb_apei_support_acked; > extern bool osc_pc_lpi_support_confirmed; > Thanks, Rafael