From patchwork Thu Nov 9 21:03:03 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jeremy Linton X-Patchwork-Id: 118480 Delivered-To: patch@linaro.org Received: by 10.80.225.132 with SMTP id k4csp1393619edl; Thu, 9 Nov 2017 13:03:37 -0800 (PST) X-Google-Smtp-Source: ABhQp+RAVn1AQ2KHZhekWqnlakkqRdGOGF+TWY5Zb3xaaoQTYp8zSO+3EnB6r9Q2y9BjwWXXGJAb X-Received: by 10.84.235.137 with SMTP id p9mr1574530plk.291.1510261417188; Thu, 09 Nov 2017 13:03:37 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1510261417; cv=none; d=google.com; s=arc-20160816; b=FQDlApJCAeKv6LcgnIZFSGfn3MBmY6vESjQNVVtqtycaTc70EwmYj4QWpNKX5Obilr IEWoz5N0OP5nc+FjA8QPlYc4ZoDPu4MGGHTCkxb6dV49gUAyOPuEeOUo83cDwn6P33aw itKa0VYYmZ07k+NIl0Q/wo4MwZSWju2DTZXL54GyrM4T9SiXP4BHDlxj6ZLJmNfeSuk0 dWsbK4qDPi14TKdHJfYMbDEuiegbShiHqFVRkoEifk9rHZwycME3+xzfYC6H0rnMifdR ItXMkwLynWfx7gDV91xJ25HvB14pIClhmbL0zJ24+uIHjsoT8Xtpjl9NzyOJUkgP5FtP 2YOg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:references:in-reply-to:message-id:date :subject:cc:to:from:arc-authentication-results; bh=A2agtJK+eBu4FZozaeiJ+VBbr86KksQM2PUN2mzvFpM=; b=N2IANzrB859vHqcVUXmi+bffMO7nvK2plF8O0o8EbrNWBOBD8tUs6UG9v2V8en+4kt ephI2MNAqPacNlOr+irOgmfsXwBse4ParsPrI7Y4jeGmGOWQBDcu1Kx3aPCwdjbYpxac DBYXTbKYjTVqYZ2qM02WQ1lZtrYskV0ilmRaKRHeo3KGIA3CYTfhhfb22E5s4C+0K6HD 9IXTqQGMcHPqK1aPw3rXqEwIIsREneDOthBoaiG7IjA9O/77YjLicBb+Unheoq9heVLE fl31fnemAKO8wQqmD4FMC4s13fcDkDS2oMv/XoGapcm04tQt0X983ecp8qX4VCJHs+AK 6p0A== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id y11si7034820pgr.323.2017.11.09.13.03.36; Thu, 09 Nov 2017 13:03:37 -0800 (PST) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754617AbdKIVDe (ORCPT + 26 others); Thu, 9 Nov 2017 16:03:34 -0500 Received: from usa-sjc-mx-foss1.foss.arm.com ([217.140.101.70]:51614 "EHLO foss.arm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754537AbdKIVD3 (ORCPT ); Thu, 9 Nov 2017 16:03:29 -0500 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.72.51.249]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 9F46315A2; Thu, 9 Nov 2017 13:03:29 -0800 (PST) Received: from beelzebub.austin.arm.com (beelzebub.austin.arm.com [10.118.12.119]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPA id 9F5FC3F3DF; Thu, 9 Nov 2017 13:03:28 -0800 (PST) From: Jeremy Linton To: linux-acpi@vger.kernel.org Cc: linux-arm-kernel@lists.infradead.org, sudeep.holla@arm.com, hanjun.guo@linaro.org, lorenzo.pieralisi@arm.com, rjw@rjwysocki.net, will.deacon@arm.com, catalin.marinas@arm.com, gregkh@linuxfoundation.org, viresh.kumar@linaro.org, mark.rutland@arm.com, linux-kernel@vger.kernel.org, linux-pm@vger.kernel.org, jhugo@codeaurora.org, wangxiongfeng2@huawei.com, Jonathan.Zhang@cavium.com, ahs3@redhat.com, Jayachandran.Nair@cavium.com, austinwc@codeaurora.org, lenb@kernel.org, robert.moore@intel.com, lv.zheng@intel.com, devel@acpica.org, Jeremy Linton Subject: [PATCH v4 1/9] ACPICA: Add additional PPTT flags for cache properties Date: Thu, 9 Nov 2017 15:03:03 -0600 Message-Id: <20171109210311.25655-2-jeremy.linton@arm.com> X-Mailer: git-send-email 2.13.5 In-Reply-To: <20171109210311.25655-1-jeremy.linton@arm.com> References: <20171109210311.25655-1-jeremy.linton@arm.com> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The PPTT table has a number of flags that can be set to describe whether the cache is I/D/U and the allocation and write policies. Add these flags. Signed-off-by: Jeremy Linton --- include/acpi/actbl1.h | 14 ++++++++++++++ 1 file changed, 14 insertions(+) -- 2.13.5 diff --git a/include/acpi/actbl1.h b/include/acpi/actbl1.h index 6b8714a428b6..71f874e2790d 100644 --- a/include/acpi/actbl1.h +++ b/include/acpi/actbl1.h @@ -1346,6 +1346,20 @@ struct acpi_pptt_cache { #define ACPI_PPTT_MASK_CACHE_TYPE (0x0C) /* Cache type */ #define ACPI_PPTT_MASK_WRITE_POLICY (0x10) /* Write policy */ +/* Attributes describing cache */ +#define ACPI_PPTT_CACHE_READ_ALLOCATE (0x0) /* Cache line is allocated on read */ +#define ACPI_PPTT_CACHE_WRITE_ALLOCATE (0x01) /* Cache line is allocated on write */ +#define ACPI_PPTT_CACHE_RW_ALLOCATE (0x02) /* Cache line is allocated on read and write */ +#define ACPI_PPTT_CACHE_RW_ALLOCATE_ALT (0x03) /* Alternate representation of above */ + +#define ACPI_PPTT_CACHE_TYPE_DATA (0x0) /* Data cache */ +#define ACPI_PPTT_CACHE_TYPE_INSTR (1<<2) /* Instruction cache */ +#define ACPI_PPTT_CACHE_TYPE_UNIFIED (2<<2) /* Unified I & D cache */ +#define ACPI_PPTT_CACHE_TYPE_UNIFIED_ALT (3<<2) /* Alternate representation of above */ + +#define ACPI_PPTT_CACHE_POLICY_WB (0x0) /* Cache is write back */ +#define ACPI_PPTT_CACHE_POLICY_WT (1<<4) /* Cache is write through */ + /* 2: ID Structure */ struct acpi_pptt_id {