From patchwork Wed Feb 12 11:05:38 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mika Westerberg X-Patchwork-Id: 215157 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=unavailable 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 141B4C2BA83 for ; Wed, 12 Feb 2020 11:05:46 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id E498C2082F for ; Wed, 12 Feb 2020 11:05:45 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727279AbgBLLFp (ORCPT ); Wed, 12 Feb 2020 06:05:45 -0500 Received: from mga11.intel.com ([192.55.52.93]:58048 "EHLO mga11.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725874AbgBLLFp (ORCPT ); Wed, 12 Feb 2020 06:05:45 -0500 X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga006.jf.intel.com ([10.7.209.51]) by fmsmga102.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 12 Feb 2020 03:05:44 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.70,428,1574150400"; d="scan'208";a="237680102" Received: from black.fi.intel.com ([10.237.72.28]) by orsmga006.jf.intel.com with ESMTP; 12 Feb 2020 03:05:42 -0800 Received: by black.fi.intel.com (Postfix, from userid 1001) id 1B7DE19C; Wed, 12 Feb 2020 13:05:40 +0200 (EET) From: Mika Westerberg To: Jean Delvare , "Rafael J. Wysocki" Cc: Len Brown , linux-acpi@vger.kernel.org, Wim Van Sebroeck , Guenter Roeck , linux-watchdog@vger.kernel.org, Tom Abraham , Mika Westerberg Subject: [PATCH 1/3] ACPICA: Introduce ACPI_ACCESS_BIT_WIDTH() macro Date: Wed, 12 Feb 2020 14:05:38 +0300 Message-Id: <20200212110540.83559-1-mika.westerberg@linux.intel.com> X-Mailer: git-send-email 2.25.0 In-Reply-To: <20200211180331.11dbe525@endymion> References: <20200211180331.11dbe525@endymion> MIME-Version: 1.0 Sender: linux-watchdog-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-watchdog@vger.kernel.org Sometimes it is useful to find the access_width field value in bytes and not in bits so add a helper that can be used for this purpose. Suggested-by: Jean Delvare Signed-off-by: Mika Westerberg --- include/acpi/actypes.h | 1 + 1 file changed, 1 insertion(+) diff --git a/include/acpi/actypes.h b/include/acpi/actypes.h index a2583c2bc054..77d40b02f62a 100644 --- a/include/acpi/actypes.h +++ b/include/acpi/actypes.h @@ -537,6 +537,7 @@ typedef u64 acpi_integer; * struct acpi_resource_generic_register. */ #define ACPI_ACCESS_BIT_WIDTH(size) (1 << ((size) + 2)) +#define ACPI_ACCESS_BYTE_WIDTH(size) (ACPI_ACCESS_BIT_WIDTH(size) / 8) /******************************************************************************* *