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=-9.8 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,URIBL_BLOCKED,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 C89D8ECE599 for ; Wed, 16 Oct 2019 21:07:31 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 9A12120872 for ; Wed, 16 Oct 2019 21:07:31 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="HbWz84xC" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2437398AbfJPVHa (ORCPT ); Wed, 16 Oct 2019 17:07:30 -0400 Received: from mail-pg1-f196.google.com ([209.85.215.196]:35909 "EHLO mail-pg1-f196.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2437357AbfJPVHa (ORCPT ); Wed, 16 Oct 2019 17:07:30 -0400 Received: by mail-pg1-f196.google.com with SMTP id 23so15031624pgk.3 for ; Wed, 16 Oct 2019 14:07:30 -0700 (PDT) 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=k1YZ2IC/LaAdVPwTIsCZRs4W7MYDT3QTncAX2qN9HIc=; b=HbWz84xC5v3QclpFX56PCG1zJPkaXDTlwXkIvU1zL+n/YtZHhDR7+Q4PBE5z/1eqHX MK9F5kyC91JvcRpvnKivbmH6iS/DrJCR5e0p1pxUZS/QAWVO0msCfP8oMkih8wYSxeKk nhDIByJkISa+HihfbTBa/tLS9CpXiCRS0hZdGnNhS3nt7coBrFcTVLVzHdlThpmyCBD+ YfGOnNtQVUlWs42jfLXiZooPNISIWsZcCJ4QuLX4O9eFtN2T6siog6j60WH2+CTljejs ocNpY4GINtD7y8hQpUmOyBBKxDp4Xwl8xbkT5nN7lXuVuD15WgDBqMQLtC33Eov34pjs t/Bw== 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=k1YZ2IC/LaAdVPwTIsCZRs4W7MYDT3QTncAX2qN9HIc=; b=dhFWDIEonXOIBS4tSEfBLaLnrAtvtBUGfI6AQHBxP63nUTMVQWvQ76bjbc1jSfLM+B U9pS83QSFIEtQVX49LoCJ8jl59c/m2pUdOOZzN00dNq4s3DN4lAxxUD9Leo07c2cLRWe jSdnz2B1A1LfcUBKbSkbQ9/Pot3FATU5oVUUHm6Ieut/tW0z7TUuuOhEsaTjNMDdDwYm PrdUbHJp/nmWCzeV2RQslHi6M0Og3dkc6J9QvHtg0t5GdAuWkG3W8uvAzXRgZU6rf81v U8wxn487aRoI2s+LmNEZUhDt0K7wHcXtTyuoiUL2YlBRpFSFmC3ejiEgcGUpI50z6VVk dGRg== X-Gm-Message-State: APjAAAVWuaxltXh+rowJ+H0YK0iBHTv5RrJzCzR+7NssE5fSDSyEW8u5 WFWrRCGe5Ihai66JntG55ZA= X-Google-Smtp-Source: APXvYqw7qsVJab2777RDUwuhKhel8LmfQO1wdIYWXi5k5IbkvYcsOmpPAdEzAJ32puA32rtdUghs2g== X-Received: by 2002:a17:90a:3702:: with SMTP id u2mr7521299pjb.57.1571260049271; Wed, 16 Oct 2019 14:07:29 -0700 (PDT) Received: from localhost.localdomain (155-97-232-235.usahousing.utah.edu. [155.97.232.235]) by smtp.googlemail.com with ESMTPSA id x11sm11613226pja.3.2019.10.16.14.07.28 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 16 Oct 2019 14:07:28 -0700 (PDT) From: Tuowen Zhao To: lee.jones@linaro.org, linux-kernel@vger.kernel.org Cc: andriy.shevchenko@linux.intel.com, mika.westerberg@linux.intel.com, acelan.kao@canonical.com, mcgrof@kernel.org, davem@davemloft.net, Tuowen Zhao , kbuild test robot Subject: [PATCH v5 1/4] sparc64: implement ioremap_uc Date: Wed, 16 Oct 2019 15:06:27 -0600 Message-Id: <20191016210629.1005086-2-ztuowen@gmail.com> X-Mailer: git-send-email 2.23.0 In-Reply-To: <20191016210629.1005086-1-ztuowen@gmail.com> References: <20191016210629.1005086-1-ztuowen@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 On sparc64, the whole physical IO address space is accessible using physically addressed loads and stores. *_uc does nothing like the others. Cc: Reported-by: kbuild test robot Signed-off-by: Tuowen Zhao --- arch/sparc/include/asm/io_64.h | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/sparc/include/asm/io_64.h b/arch/sparc/include/asm/io_64.h index 688911051b44..f4afa301954a 100644 --- a/arch/sparc/include/asm/io_64.h +++ b/arch/sparc/include/asm/io_64.h @@ -407,6 +407,7 @@ static inline void __iomem *ioremap(unsigned long offset, unsigned long size) } #define ioremap_nocache(X,Y) ioremap((X),(Y)) +#define ioremap_uc(X,Y) ioremap((X),(Y)) #define ioremap_wc(X,Y) ioremap((X),(Y)) #define ioremap_wt(X,Y) ioremap((X),(Y)) -- 2.23.0