From mboxrd@z Thu Jan 1 00:00:00 1970 From: Srinivas Pandruvada Subject: [PATCH 10/11] acpi: bus: Set _OSC for diverse core support Date: Thu, 18 Aug 2016 15:36:51 -0700 Message-ID: <1471559812-19967-11-git-send-email-srinivas.pandruvada@linux.intel.com> References: <1471559812-19967-1-git-send-email-srinivas.pandruvada@linux.intel.com> Return-path: In-Reply-To: <1471559812-19967-1-git-send-email-srinivas.pandruvada@linux.intel.com> Sender: linux-kernel-owner@vger.kernel.org To: mingo@redhat.com, tglx@linutronix.de, hpa@zytor.com, rjw@rjwysocki.net, peterz@infradead.org Cc: 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, srinivas.pandruvada@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 List-Id: linux-pm@vger.kernel.org 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 (!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; -- 2.7.4