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=-9.6 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, 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 32713C33CB7 for ; Sat, 18 Jan 2020 19:55:31 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 059C824695 for ; Sat, 18 Jan 2020 19:55:31 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="SvbU/Xnj" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727107AbgARTzR (ORCPT ); Sat, 18 Jan 2020 14:55:17 -0500 Received: from mail-wm1-f65.google.com ([209.85.128.65]:38798 "EHLO mail-wm1-f65.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726957AbgARTzP (ORCPT ); Sat, 18 Jan 2020 14:55:15 -0500 Received: by mail-wm1-f65.google.com with SMTP id u2so10842948wmc.3 for ; Sat, 18 Jan 2020 11:55:14 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=XTmBENH79h2ojt7Bwsg0kO8vkaLLGDO2AWjzRPO7/iM=; b=SvbU/XnjCS2L/MMPXI2k41s/8qR7aSEaMvacV7TJmjxkMvtvbYRMeM0i4vhF4Xh9VQ CzAsNZt8U4IZ5KTUYXDfrirRkQBN4rljET9wSyRAMyhSqbses5hSOCz9Sci0ry8jngMS voN1+pkI4ImLI0jpGeYkdYi5/dGIRgtvPiPOWbh9R5EPndAdPa3sTQewSh97OzZPQE4g 9vQjAh//7I/zVbO9YMjHqzdpEbTn+JfpSJKHr9sT/Umv1bwIFhJZz25HVlKTulL1NsEZ uUuZDEJralThfOiPlOTsa3U6A4EfrZNDpX54+M/f9LdYoXFA3lS0vyRXM4qBrdTEKQCc d/xw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=XTmBENH79h2ojt7Bwsg0kO8vkaLLGDO2AWjzRPO7/iM=; b=ZHVSAr/bvsCKUtAWoro4gSklVpezyR2olTKuXCDUzyMGo9KZ+gIcJwA4fdiOk46I9m Jg+bo4vyMHYbFMOcUibDafu1zw4Ll3pjtyg2IIkc4KlkwIYbr/PIOzctHlv9nFaRUsaX BIzM4WURu1zzlVLOGfkJeBNEoXT3VIvGmU3m68saad+hdbRmEBg4+2VGYq2jZSVRdTtx 3TqU3iE9+7yI1fr6B/YCT4RPKbTmimHuReDnsZEmIuXiZO3p/sW7jX04VSpUiFfQCe6L sNVH9os+vDbmWxJHOWSo2vcfY/3LI/r1LS5IzSfCio/BXhUCQ8Vd4cAUBsMbbfyk/A6D Xyhw== X-Gm-Message-State: APjAAAWvEueVFADO5DnLHYTs6QymczJonq6NgCz0qPBFRocOLA5Uvu6b 7sjhNtPnCCLoXh5lsJfBKII= X-Google-Smtp-Source: APXvYqw2wdUEcCd+jtgG9ImExu8CGRP3EFET8QPQSsCJX5Ax5/nPr+1Ft+NBguxNfrtVF/YYgaNd3A== X-Received: by 2002:a1c:dc08:: with SMTP id t8mr11108286wmg.139.1579377313803; Sat, 18 Jan 2020 11:55:13 -0800 (PST) Received: from localhost.localdomain (dslb-002-204-143-199.002.204.pools.vodafone-ip.de. [2.204.143.199]) by smtp.gmail.com with ESMTPSA id z3sm39877523wrs.94.2020.01.18.11.55.12 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 18 Jan 2020 11:55:13 -0800 (PST) From: Michael Straube To: gregkh@linuxfoundation.org Cc: Larry.Finger@lwfinger.net, florian.c.schilhabel@googlemail.com, devel@driverdev.osuosl.org, linux-kernel@vger.kernel.org, Michael Straube Subject: [PATCH 3/3] staging: rtl8712: simplify evm_db2percentage() Date: Sat, 18 Jan 2020 20:53:05 +0100 Message-Id: <20200118195305.16685-3-straube.linux@gmail.com> X-Mailer: git-send-email 2.24.1 In-Reply-To: <20200118195305.16685-1-straube.linux@gmail.com> References: <20200118195305.16685-1-straube.linux@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Use clamp() to simplify function evm_db2percentage() and reduce object file size. Signed-off-by: Michael Straube --- drivers/staging/rtl8712/rtl8712_recv.c | 10 ++-------- 1 file changed, 2 insertions(+), 8 deletions(-) diff --git a/drivers/staging/rtl8712/rtl8712_recv.c b/drivers/staging/rtl8712/rtl8712_recv.c index 00ea0beb12c9..116773943a2e 100644 --- a/drivers/staging/rtl8712/rtl8712_recv.c +++ b/drivers/staging/rtl8712/rtl8712_recv.c @@ -663,17 +663,11 @@ static u8 evm_db2percentage(s8 value) /* * -33dB~0dB to 0%~99% */ - s8 ret_val; + s8 ret_val = clamp(-value, 0, 33) * 3; - ret_val = value; - if (ret_val >= 0) - ret_val = 0; - if (ret_val <= -33) - ret_val = -33; - ret_val = -ret_val; - ret_val *= 3; if (ret_val == 99) ret_val = 100; + return ret_val; } -- 2.24.1