From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756454AbcKVU0S (ORCPT ); Tue, 22 Nov 2016 15:26:18 -0500 Received: from mga04.intel.com ([192.55.52.120]:28060 "EHLO mga04.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S933091AbcKVUZS (ORCPT ); Tue, 22 Nov 2016 15:25:18 -0500 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.31,682,1473145200"; d="scan'208";a="34464147" From: Tim Chen To: rjw@rjwysocki.net, tglx@linutronix.de, mingo@redhat.com, bp@suse.de Cc: Srinivas Pandruvada , x86@kernel.org, linux-pm@vger.kernel.org, linux-kernel@vger.kernel.org, linux-acpi@vger.kernel.org, peterz@infradead.org, Tim Chen , jolsa@redhat.com Subject: [PATCH v8 7/8] acpi: bus: Set _OSC for diverse core support Date: Tue, 22 Nov 2016 12:23:59 -0800 Message-Id: X-Mailer: git-send-email 2.5.5 In-Reply-To: References: In-Reply-To: References: Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Srinivas Pandruvada Set the OSC_SB_CPC_DIVERSE_HIGH_SUPPORT (bit 12) to enable diverse core support. This is required to inform BIOS the support of Intel Turbo Boost Max Technology 3.0 feature. Signed-off-by: Srinivas Pandruvada Signed-off-by: Tim Chen --- drivers/acpi/bus.c | 3 +++ include/linux/acpi.h | 1 + 2 files changed, 4 insertions(+) diff --git a/drivers/acpi/bus.c b/drivers/acpi/bus.c index 2f381ba..806db0d 100644 --- a/drivers/acpi/bus.c +++ b/drivers/acpi/bus.c @@ -338,6 +338,9 @@ static void acpi_bus_osc_support(void) } #endif + if (IS_ENABLED(CONFIG_SCHED_ITMT)) + capbuf[OSC_SUPPORT_DWORD] |= OSC_SB_CPC_DIVERSE_HIGH_SUPPORT; + 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 689a8b9..639fc63 100644 --- a/include/linux/acpi.h +++ b/include/linux/acpi.h @@ -469,6 +469,7 @@ 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; -- 2.5.5