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[2620:137:e000::1:20]) by mx.google.com with ESMTP id w8-20020a63f508000000b0054fbd904b6dsi8887962pgh.500.2023.06.19.10.34.30; Mon, 19 Jun 2023 10:34:44 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@intel.com header.s=Intel header.b="LrjxG/YM"; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=intel.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231948AbjFSRUY (ORCPT + 99 others); Mon, 19 Jun 2023 13:20:24 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:60802 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230454AbjFSRUU (ORCPT ); Mon, 19 Jun 2023 13:20:20 -0400 Received: from mga03.intel.com (mga03.intel.com [134.134.136.65]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 08ABFB2; Mon, 19 Jun 2023 10:20:20 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1687195220; x=1718731220; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=bEqeDD3qlJ8khKucahwjiIUNYJkrQelnvBDmHsOyzeg=; b=LrjxG/YMpV2mNCBu8ud282VtY3Z5fe9/VmNor8Jwcigy7CgTQ0ANtnd6 dj1RL8zB/nMmyv/Tw3UgRyO2biYKlSEkrh3funj2YydqATn+ZcaZQtRy8 qGQJwOOtWEwwh4DiOJIb5NBHtsKuNYOVrFCsOSlNEDCUjQgRU4xUDAW5N WE8NGf9QH36Fo8Hqp391nbAKZfZDEcSRZLoLaYkvAakwFFm4aMvMo7m3u CycKxI6S0czuE9XYH4kcX7bqN34NAm8ik6a6SZt0VP9xJ80iEfPx3hc/E Evo4KyCSyV9ZRMpr5E8FZoDYhBJifrAqkwfpokXm5F/l/5aFPRWMgshq/ g==; X-IronPort-AV: E=McAfee;i="6600,9927,10746"; a="363105850" X-IronPort-AV: E=Sophos;i="6.00,255,1681196400"; d="scan'208";a="363105850" Received: from fmsmga006.fm.intel.com ([10.253.24.20]) by orsmga103.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 19 Jun 2023 10:20:18 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10746"; a="960482501" X-IronPort-AV: E=Sophos;i="6.00,255,1681196400"; d="scan'208";a="960482501" Received: from black.fi.intel.com ([10.237.72.28]) by fmsmga006.fm.intel.com with ESMTP; 19 Jun 2023 10:20:13 -0700 Received: by black.fi.intel.com (Postfix, from userid 1003) id A68BE40F; Mon, 19 Jun 2023 20:20:23 +0300 (EEST) From: Andy Shevchenko To: Andy Shevchenko , Mauro Carvalho Chehab , Hans Verkuil , =?UTF-8?q?Uwe=20Kleine-K=C3=B6nig?= , Mark Brown , David Lin , linux-media@vger.kernel.org, linux-kernel@vger.kernel.org, alsa-devel@alsa-project.org Cc: Antti Palosaari , Sergey Kozlov , Abylay Ospan , Yasunari Takiguchi , Michael Krufky , Matthias Schwarzott , Akihiro Tsukada , Liam Girdwood , Jaroslav Kysela , Takashi Iwai Subject: [PATCH v1 2/4] lib/math/int_log: Use ARRAY_SIZE(logtable) where makes sense Date: Mon, 19 Jun 2023 20:20:17 +0300 Message-Id: <20230619172019.21457-3-andriy.shevchenko@linux.intel.com> X-Mailer: git-send-email 2.40.0.1.gaa8946217a0b In-Reply-To: <20230619172019.21457-1-andriy.shevchenko@linux.intel.com> References: <20230619172019.21457-1-andriy.shevchenko@linux.intel.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Spam-Status: No, score=-4.3 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_EF,RCVD_IN_DNSWL_MED,SPF_HELO_NONE, SPF_NONE,T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Use ARRAY_SIZE(logtable) where makes sense. Signed-off-by: Andy Shevchenko --- lib/math/int_log.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/lib/math/int_log.c b/lib/math/int_log.c index 322df25a22d6..ea98fc0b3fe2 100644 --- a/lib/math/int_log.c +++ b/lib/math/int_log.c @@ -91,7 +91,7 @@ unsigned int intlog2(u32 value) * so we would use the entry 0x18 */ significand = value << (31 - msb); - logentry = (significand >> 23) & 0xff; + logentry = (significand >> 23) % ARRAY_SIZE(logtable); /** * last step we do is interpolation because of the @@ -109,7 +109,7 @@ unsigned int intlog2(u32 value) * logtable_next is 256 */ interpolation = ((significand & 0x7fffff) * - ((logtable[(logentry + 1) & 0xff] - + ((logtable[(logentry + 1) % ARRAY_SIZE(logtable)] - logtable[logentry]) & 0xffff)) >> 15; /* now we return the result */ -- 2.40.0.1.gaa8946217a0b