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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 26D7BC77B73 for ; Mon, 8 May 2023 10:19:02 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234404AbjEHKS7 (ORCPT ); Mon, 8 May 2023 06:18:59 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48802 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234402AbjEHKS6 (ORCPT ); Mon, 8 May 2023 06:18:58 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [139.178.84.217]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 2E865D2DA for ; Mon, 8 May 2023 03:18:57 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id B91E6624B6 for ; Mon, 8 May 2023 10:18:56 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id B0BF4C433D2; Mon, 8 May 2023 10:18:55 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1683541136; bh=ZFRK8jiGYOCs5wAhqWnSdxJfdodA4PcK7ZFCYNL7ZZo=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=tZpvCZNKqvKdcTEWmCZXIbq4ugSZmlf16rQMEMmFmNHxqPpQ/MB/IWTn+rgIYLjRE EUJkZMjvFpJWbhGNqme/urKhsWoeFNQ0iIp0SEpmKp/OV2w5YbfgrF/0il/ZEyiPSW HAAGoWswiNvJdCk2oPT3ScFHh/8JY9Z1DFAGst1U= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Vladimir Oltean , Arnd Bergmann , Sasha Levin Subject: [PATCH 6.2 018/663] asm-generic/io.h: suppress endianness warnings for relaxed accessors Date: Mon, 8 May 2023 11:37:24 +0200 Message-Id: <20230508094429.015767988@linuxfoundation.org> X-Mailer: git-send-email 2.40.1 In-Reply-To: <20230508094428.384831245@linuxfoundation.org> References: <20230508094428.384831245@linuxfoundation.org> User-Agent: quilt/0.67 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Vladimir Oltean [ Upstream commit 05d3855b4d21ef3c2df26be1cbba9d2c68915fcb ] Copy the forced type casts from the normal MMIO accessors to suppress the sparse warnings that point out __raw_readl() returns a native endian word (just like readl()). Signed-off-by: Vladimir Oltean Signed-off-by: Arnd Bergmann Signed-off-by: Sasha Levin --- include/asm-generic/io.h | 12 ++++++------ 1 file changed, 6 insertions(+), 6 deletions(-) diff --git a/include/asm-generic/io.h b/include/asm-generic/io.h index d78c3056c98f9..587e7e9b9a375 100644 --- a/include/asm-generic/io.h +++ b/include/asm-generic/io.h @@ -319,7 +319,7 @@ static inline u16 readw_relaxed(const volatile void __iomem *addr) u16 val; log_read_mmio(16, addr, _THIS_IP_, _RET_IP_); - val = __le16_to_cpu(__raw_readw(addr)); + val = __le16_to_cpu((__le16 __force)__raw_readw(addr)); log_post_read_mmio(val, 16, addr, _THIS_IP_, _RET_IP_); return val; } @@ -332,7 +332,7 @@ static inline u32 readl_relaxed(const volatile void __iomem *addr) u32 val; log_read_mmio(32, addr, _THIS_IP_, _RET_IP_); - val = __le32_to_cpu(__raw_readl(addr)); + val = __le32_to_cpu((__le32 __force)__raw_readl(addr)); log_post_read_mmio(val, 32, addr, _THIS_IP_, _RET_IP_); return val; } @@ -345,7 +345,7 @@ static inline u64 readq_relaxed(const volatile void __iomem *addr) u64 val; log_read_mmio(64, addr, _THIS_IP_, _RET_IP_); - val = __le64_to_cpu(__raw_readq(addr)); + val = __le64_to_cpu((__le64 __force)__raw_readq(addr)); log_post_read_mmio(val, 64, addr, _THIS_IP_, _RET_IP_); return val; } @@ -366,7 +366,7 @@ static inline void writeb_relaxed(u8 value, volatile void __iomem *addr) static inline void writew_relaxed(u16 value, volatile void __iomem *addr) { log_write_mmio(value, 16, addr, _THIS_IP_, _RET_IP_); - __raw_writew(cpu_to_le16(value), addr); + __raw_writew((u16 __force)cpu_to_le16(value), addr); log_post_write_mmio(value, 16, addr, _THIS_IP_, _RET_IP_); } #endif @@ -376,7 +376,7 @@ static inline void writew_relaxed(u16 value, volatile void __iomem *addr) static inline void writel_relaxed(u32 value, volatile void __iomem *addr) { log_write_mmio(value, 32, addr, _THIS_IP_, _RET_IP_); - __raw_writel(__cpu_to_le32(value), addr); + __raw_writel((u32 __force)__cpu_to_le32(value), addr); log_post_write_mmio(value, 32, addr, _THIS_IP_, _RET_IP_); } #endif @@ -386,7 +386,7 @@ static inline void writel_relaxed(u32 value, volatile void __iomem *addr) static inline void writeq_relaxed(u64 value, volatile void __iomem *addr) { log_write_mmio(value, 64, addr, _THIS_IP_, _RET_IP_); - __raw_writeq(__cpu_to_le64(value), addr); + __raw_writeq((u64 __force)__cpu_to_le64(value), addr); log_post_write_mmio(value, 64, addr, _THIS_IP_, _RET_IP_); } #endif -- 2.39.2