From patchwork Mon Sep 26 02:37:50 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Chunfeng Yun X-Patchwork-Id: 12988186 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 9369AC6FA82 for ; Mon, 26 Sep 2022 02:40:00 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:Message-ID:Date:Subject:CC :To:From:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References: List-Owner; bh=onhpIIDABC+NAyIdK4puDc3VSvS/KtOnDp65KpraYjI=; b=a28JEm/MSq4tU/ J6D0zrCp0HDaDmq5fG4k/ODuJjZbL8IvnWOQwV0UxHoMREVnqQJ0T0mayMpmZD+xEpS5wR3+eDkec aM3F8Oz1z5Ft3xoxxjmaLeiIZnHsiYZC7zRY3xUSvI0GF7xngq02cU82zq2cmytzFST30EpiQ/LgC mE/O0/U8P4g2iEDN/KjhwUTSyqGB3SjYmCc0AMng+8AZfw5XUN3WEj9G9UyCnRCyHpHZEraib1k1O qbHsUjI9EbG/ArYWFzMxgIoXv1N1gf8DkEYAai4d2kecG0vLCnP6KaxrkHVQbMHi7Err1kVgFtjmN ILZkSIrms7J5Ec62t5Tw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1oce0x-0014cj-9c; Mon, 26 Sep 2022 02:38:35 +0000 Received: from mailgw02.mediatek.com ([216.200.240.185]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1oce0t-0014XR-1B; Mon, 26 Sep 2022 02:38:32 +0000 X-UUID: 94872021c088442290c5b48506cd5437-20220925 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=mediatek.com; s=dk; h=Content-Type:Content-Transfer-Encoding:MIME-Version:Message-ID:Date:Subject:CC:To:From; bh=lNjS0daBockfvC8/I+tkIjGjCHW4b3iin6Yx3Vdho4k=; b=LlnTQdxsD/9oDIeb7uboHvuYrMCNGik2EKkY1aMeKTC7/Qp2BRGZcrWXGYNF1L7jFlMYw5PggHxN/1snECroFyURNLlWt9O4h9q08eHODMq9MjbAzrMgnsNPEKiILd525qDPnlOH0Dm1/yoALxDx9IA7X1rnklKyASGj+lPdTjY=; X-CID-P-RULE: Release_Ham X-CID-O-INFO: VERSION:1.1.11,REQID:671f8667-513a-41d0-8505-edcf832ea4c6,IP:0,U RL:0,TC:0,Content:0,EDM:0,RT:0,SF:0,FILE:0,BULK:0,RULE:Release_Ham,ACTION: release,TS:0 X-CID-META: VersionHash:39a5ff1,CLOUDID:c1962ce4-87f9-4bb0-97b6-34957dc0fbbe,B ulkID:nil,BulkQuantity:0,Recheck:0,SF:nil,TC:nil,Content:0,EDM:-3,IP:nil,U RL:11|1,File:nil,Bulk:nil,QS:nil,BEC:nil,COL:0 X-UUID: 94872021c088442290c5b48506cd5437-20220925 Received: from mtkmbs11n2.mediatek.inc [(172.21.101.187)] by mailgw02.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384 256/256) with ESMTP id 1681599012; Sun, 25 Sep 2022 19:38:26 -0700 Received: from mtkcas10.mediatek.inc (172.21.101.39) by mtkmbs10n1.mediatek.inc (172.21.101.34) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384) id 15.2.792.15; Mon, 26 Sep 2022 10:37:51 +0800 Received: from localhost.localdomain (10.17.3.154) by mtkcas10.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Mon, 26 Sep 2022 10:37:50 +0800 From: Chunfeng Yun To: Vinod Koul CC: Chunfeng Yun , Kishon Vijay Abraham I , Matthias Brugger , , , , , Eddie Hung , kernel test robot Subject: [PATCH next] phy: mediatek: fix build warning of FIELD_PREP() Date: Mon, 26 Sep 2022 10:37:50 +0800 Message-ID: <20220926023750.21183-1-chunfeng.yun@mediatek.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220925_193831_100466_217511B5 X-CRM114-Status: UNSURE ( 8.33 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Change the inline function mtk_phy_update_field() into a macro to avoid check warning of FIELD_PREP() with compiler parameter -Wtautological-constant-out-of-range-compare the warning is caused by mask check: "BUILD_BUG_ON_MSG(__bf_cast_unsigned(_mask, _mask) > \" Fixes: 29c07477556e ("phy: mediatek: add a new helper to update bitfield") Reported-by: kernel test robot Signed-off-by: Chunfeng Yun --- drivers/phy/mediatek/phy-mtk-io.h | 9 +++++---- 1 file changed, 5 insertions(+), 4 deletions(-) diff --git a/drivers/phy/mediatek/phy-mtk-io.h b/drivers/phy/mediatek/phy-mtk-io.h index 9e9c6f221c92..d20ad5e5be81 100644 --- a/drivers/phy/mediatek/phy-mtk-io.h +++ b/drivers/phy/mediatek/phy-mtk-io.h @@ -37,9 +37,10 @@ static inline void mtk_phy_update_bits(void __iomem *reg, u32 mask, u32 val) } /* field @mask shall be constant and continuous */ -static inline void mtk_phy_update_field(void __iomem *reg, u32 mask, u32 val) -{ - mtk_phy_update_bits(reg, mask, FIELD_PREP(mask, val)); -} +#define mtk_phy_update_field(reg, mask, val) \ +({ \ + typeof(mask) mask_ = (mask); \ + mtk_phy_update_bits(reg, mask_, FIELD_PREP(mask_, val)); \ +}) #endif