From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id B9FC7C4360C for ; Fri, 4 Oct 2019 11:44:35 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 7F52E222C0 for ; Fri, 4 Oct 2019 11:44:35 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 7F52E222C0 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=huawei.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id 455CB6B000E; Fri, 4 Oct 2019 07:44:34 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 406ED6B0010; Fri, 4 Oct 2019 07:44:34 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 2CD208E0003; Fri, 4 Oct 2019 07:44:34 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0165.hostedemail.com [216.40.44.165]) by kanga.kvack.org (Postfix) with ESMTP id 0942D6B0010 for ; Fri, 4 Oct 2019 07:44:33 -0400 (EDT) Received: from smtpin11.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay04.hostedemail.com (Postfix) with SMTP id A939A68BD for ; Fri, 4 Oct 2019 11:44:33 +0000 (UTC) X-FDA: 76005919626.11.hill89_44de6f1f62b4a X-HE-Tag: hill89_44de6f1f62b4a X-Filterd-Recvd-Size: 2913 Received: from huawei.com (szxga04-in.huawei.com [45.249.212.190]) by imf28.hostedemail.com (Postfix) with ESMTP for ; Fri, 4 Oct 2019 11:44:33 +0000 (UTC) Received: from DGGEMS401-HUB.china.huawei.com (unknown [172.30.72.60]) by Forcepoint Email with ESMTP id 5C8ABEC96BAA33C61D16; Fri, 4 Oct 2019 19:44:30 +0800 (CST) Received: from lhrphicprd00229.huawei.com (10.123.41.22) by DGGEMS401-HUB.china.huawei.com (10.3.19.201) with Microsoft SMTP Server id 14.3.439.0; Fri, 4 Oct 2019 19:44:22 +0800 From: Jonathan Cameron To: , , , , CC: Keith Busch , , "Rafael J . Wysocki" , , Andrew Morton , Dan Williams , Jonathan Cameron Subject: [PATCH V5 4/4] ACPI: Let ACPI know we support Generic Initiator Affinity Structures Date: Fri, 4 Oct 2019 19:43:30 +0800 Message-ID: <20191004114330.104746-5-Jonathan.Cameron@huawei.com> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20191004114330.104746-1-Jonathan.Cameron@huawei.com> References: <20191004114330.104746-1-Jonathan.Cameron@huawei.com> MIME-Version: 1.0 Content-Type: text/plain X-Originating-IP: [10.123.41.22] X-CFilter-Loop: Reflected Content-Transfer-Encoding: quoted-printable X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: Until we tell ACPI that we support generic initiators, it will have to operate in fall back domain mode and all _PXM entries should be on existing non GI domains. This patch sets the relevant OSC bit to make that happen. Signed-off-by: Jonathan Cameron --- drivers/acpi/bus.c | 1 + include/linux/acpi.h | 1 + 2 files changed, 2 insertions(+) diff --git a/drivers/acpi/bus.c b/drivers/acpi/bus.c index 48bc96d45bab..9d40e465232f 100644 --- a/drivers/acpi/bus.c +++ b/drivers/acpi/bus.c @@ -302,6 +302,7 @@ static void acpi_bus_osc_support(void) =20 capbuf[OSC_SUPPORT_DWORD] |=3D OSC_SB_HOTPLUG_OST_SUPPORT; capbuf[OSC_SUPPORT_DWORD] |=3D OSC_SB_PCLPI_SUPPORT; + capbuf[OSC_SUPPORT_DWORD] |=3D OSC_SB_GENERIC_INITIATOR_SUPPORT; =20 #ifdef CONFIG_X86 if (boot_cpu_has(X86_FEATURE_HWP)) { diff --git a/include/linux/acpi.h b/include/linux/acpi.h index 8b4e516bac00..195b21e93aaa 100644 --- a/include/linux/acpi.h +++ b/include/linux/acpi.h @@ -505,6 +505,7 @@ acpi_status acpi_run_osc(acpi_handle handle, struct a= cpi_osc_context *context); #define OSC_SB_PCLPI_SUPPORT 0x00000080 #define OSC_SB_OSLPI_SUPPORT 0x00000100 #define OSC_SB_CPC_DIVERSE_HIGH_SUPPORT 0x00001000 +#define OSC_SB_GENERIC_INITIATOR_SUPPORT 0x00002000 =20 extern bool osc_sb_apei_support_acked; extern bool osc_pc_lpi_support_confirmed; --=20 2.20.1