From patchwork Mon Mar 27 17:20:17 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Andy Shevchenko X-Patchwork-Id: 13189740 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 7F34CC77B61 for ; Mon, 27 Mar 2023 17:20:39 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232660AbjC0RUi (ORCPT ); Mon, 27 Mar 2023 13:20:38 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:52796 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232207AbjC0RUf (ORCPT ); Mon, 27 Mar 2023 13:20:35 -0400 Received: from mga01.intel.com (mga01.intel.com [192.55.52.88]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 481CD3A82; Mon, 27 Mar 2023 10:20:31 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1679937631; x=1711473631; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=4hisg40aJmrsK8xqexK+I9xoMoksxoHrWuTzGu9o9F0=; b=KeHbdFa8Fwv/OQ8AMvGfPvg/o+W5KInMtf3kmIS+M/lFrqG2W1k8DAcb VbAZp+x219GD1snHBqGwHmXLpblbQqy1VdvS1uPhjcoqSvsXfHtYMtbXp MYOZttqmoJ5sx8NmVnxI10qr7UUd7LXgs/VSHftMRBT3bp8OmOdnUQaM8 DfawX8sjE9YELP74utxGRfy+HSSlGfDo05GwIn9dLVOcxplfZDy14wqjL BycqgnATkMBbGMjYj+wkKr5Ttd7yo7ohEIwvz28vJkHgeYRl3AyxeePgX GrjlvdviqG6q6XhkLfjTXxrJWRb8fruzjQ9pVFTzSqdG5W7N6P864bvD2 g==; X-IronPort-AV: E=McAfee;i="6600,9927,10662"; a="368086554" X-IronPort-AV: E=Sophos;i="5.98,295,1673942400"; d="scan'208";a="368086554" Received: from orsmga005.jf.intel.com ([10.7.209.41]) by fmsmga101.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 27 Mar 2023 10:20:30 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10662"; a="857734893" X-IronPort-AV: E=Sophos;i="5.98,295,1673942400"; d="scan'208";a="857734893" Received: from black.fi.intel.com ([10.237.72.28]) by orsmga005.jf.intel.com with ESMTP; 27 Mar 2023 10:20:28 -0700 Received: by black.fi.intel.com (Postfix, from userid 1003) id 0658380A; Mon, 27 Mar 2023 20:20:28 +0300 (EEST) From: Andy Shevchenko To: Mika Westerberg , Andy Shevchenko , linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org Cc: Andreas Noever , Michael Jamet , Yehezkel Bernat Subject: [PATCH v1 2/2] thunderbolt: Make use of SI units from units.h Date: Mon, 27 Mar 2023 20:20:17 +0300 Message-Id: <20230327172017.20078-2-andriy.shevchenko@linux.intel.com> X-Mailer: git-send-email 2.40.0.1.gaa8946217a0b In-Reply-To: <20230327172017.20078-1-andriy.shevchenko@linux.intel.com> References: <20230327172017.20078-1-andriy.shevchenko@linux.intel.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-usb@vger.kernel.org In a couple of places it seems reasonable to use MEGA intead of explicit number. It makes code more readable and robust. Signed-off-by: Andy Shevchenko --- drivers/thunderbolt/usb4.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/drivers/thunderbolt/usb4.c b/drivers/thunderbolt/usb4.c index 2d4b6f3e6141..12355929e586 100644 --- a/drivers/thunderbolt/usb4.c +++ b/drivers/thunderbolt/usb4.c @@ -9,6 +9,7 @@ #include #include +#include #include "sb_regs.h" #include "tb.h" @@ -1995,7 +1996,7 @@ static unsigned int usb3_bw_to_mbps(u32 bw, u8 scale) unsigned long uframes; uframes = bw * 512UL << scale; - return DIV_ROUND_CLOSEST(uframes * 8000, 1000 * 1000); + return DIV_ROUND_CLOSEST(uframes * 8000, MEGA); } static u32 mbps_to_usb3_bw(unsigned int mbps, u8 scale) @@ -2003,7 +2004,7 @@ static u32 mbps_to_usb3_bw(unsigned int mbps, u8 scale) unsigned long uframes; /* 1 uframe is 1/8 ms (125 us) -> 1 / 8000 s */ - uframes = ((unsigned long)mbps * 1000 * 1000) / 8000; + uframes = ((unsigned long)mbps * MEGA) / 8000; return DIV_ROUND_UP(uframes, 512UL << scale); }