From patchwork Mon Dec 12 23:05:15 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?q?Philippe_Mathieu-Daud=C3=A9?= X-Patchwork-Id: 13071509 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 lists.gnu.org (lists.gnu.org [209.51.188.17]) (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 3DAADC04FDE for ; Mon, 12 Dec 2022 23:06:47 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1p4rsD-0007H0-GX; Mon, 12 Dec 2022 18:06:13 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1p4rsC-0007Gq-8f for qemu-devel@nongnu.org; Mon, 12 Dec 2022 18:06:12 -0500 Received: from mail-ed1-x52b.google.com ([2a00:1450:4864:20::52b]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1p4rs7-0004MY-GU for qemu-devel@nongnu.org; Mon, 12 Dec 2022 18:06:12 -0500 Received: by mail-ed1-x52b.google.com with SMTP id d20so15395845edn.0 for ; Mon, 12 Dec 2022 15:06:07 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=aSdPcw+nsnmIj7awt/if5au2/e/vXbD55scde0yagoY=; b=fe5q4pa7ezjxMXeYgSxukZhVZCXm/FXJgGEXuc5luuP/l46kAxDiYX4y0MvMqGjwiC ZtP/8L+U6edCARRkqNScxyNwdLVXOh1bD2GycNk6X9jWw7MD0ydrh3Mr114xwpQScnKL FZXLboUG2p0goh42HkqAtTjiPzcxId6mVIAuqIp9V0xw6G8iOoIrdM7Kb1Hf3X3AdT0q Ly7HY2lGc46Ib9Cm9/2ug4IKrnRq6BHxlaGkx5LvPNp1gXIBt2SlPx80NksyuM12dUGb ebpQlVCdaJFEajMMGoavGrbidfBgUG4Tpy+t5OPruA7SQzuljSCEq51UfyMmFJRoTfBd +SGQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=aSdPcw+nsnmIj7awt/if5au2/e/vXbD55scde0yagoY=; b=t2k3JtROgRTXU8F8++ZCobGJzDoLP4lyD6q2uV07T9kW8BqoKoyI3EPuNSJFuPNh0K oDxFhd+z+IhHFuga/PQytha6dhovV66wWDLcHstoPyKN0jUQ6gVruvWXnl11quf7b+Qu 98KVs+dNZcRVQnuJUHksP7YLh76EHaJDUov3knU01+dvGvLGynuvGKgtXIuHrcWYjG3V KCovRdlg7QlcV4flsTNr/CHIPD9JQbIjK7i+Un7hbn0WFfDM0BwXQXb0rhRede17e4Z1 PwkhjNF81Uy/8O9oIAKP8/CnmsTM0Y5kL2JSBkhFugzhrrEQgkGuPD0GnPXiVwobhT+z TvNQ== X-Gm-Message-State: ANoB5pkZMTUEAeFeh6DVn8BFBDpbH3Z3JUD8cLIme6b0uJ/jo3LBpqVR oGbKKEjmngNItOEp9wbHN86PEfXQMlIWI3/zq4o= X-Google-Smtp-Source: AA0mqf7wpErraljxyw111T5vmHMCOm1dYC6gpM/3lbUxy8VEacfx1DmcA51g80NZbB5w5VSWTZkRAA== X-Received: by 2002:a05:6402:5298:b0:462:32d2:9696 with SMTP id en24-20020a056402529800b0046232d29696mr13925507edb.2.1670886366061; Mon, 12 Dec 2022 15:06:06 -0800 (PST) Received: from localhost.localdomain ([185.126.107.38]) by smtp.gmail.com with ESMTPSA id c23-20020aa7c757000000b0046db7a913f1sm4279625eds.81.2022.12.12.15.06.04 (version=TLS1_3 cipher=TLS_CHACHA20_POLY1305_SHA256 bits=256/256); Mon, 12 Dec 2022 15:06:05 -0800 (PST) From: =?utf-8?q?Philippe_Mathieu-Daud=C3=A9?= To: qemu-devel@nongnu.org, Thomas Huth Cc: Greg Kurz , Stefan Hajnoczi , Kevin Wolf , qemu-block@nongnu.org, Paolo Bonzini , "Michael S. Tsirkin" , =?utf-8?q?Alex_Benn=C3=A9e?= , Jason Wang , =?utf-8?q?Marc-Andr=C3=A9_Lureau?= , Christian Schoenebeck , Hanna Reitz , =?utf-8?q?Philippe_Mathieu-Daud=C3=A9?= Subject: [PATCH-for-8.0 08/10] hw/virtio: Un-inline virtio_access_is_big_endian() Date: Tue, 13 Dec 2022 00:05:15 +0100 Message-Id: <20221212230517.28872-9-philmd@linaro.org> X-Mailer: git-send-email 2.38.1 In-Reply-To: <20221212230517.28872-1-philmd@linaro.org> References: <20221212230517.28872-1-philmd@linaro.org> MIME-Version: 1.0 Received-SPF: pass client-ip=2a00:1450:4864:20::52b; envelope-from=philmd@linaro.org; helo=mail-ed1-x52b.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, T_SPF_TEMPERROR=0.01 autolearn=unavailable autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org In order to avoid target-specific code in VirtIO headers, move this particular function -- which is only called once in virtio_init() -- in its own unit. Signed-off-by: Philippe Mathieu-Daudé --- hw/virtio/virtio-config.c | 20 ++++++++++++++++++++ include/hw/virtio/virtio-access.h | 19 +------------------ 2 files changed, 21 insertions(+), 18 deletions(-) diff --git a/hw/virtio/virtio-config.c b/hw/virtio/virtio-config.c index ad78e0b9bc..aca6ef5e1b 100644 --- a/hw/virtio/virtio-config.c +++ b/hw/virtio/virtio-config.c @@ -11,8 +11,28 @@ #include "qemu/osdep.h" #include "hw/virtio/virtio.h" +#include "hw/virtio/virtio-access.h" #include "cpu.h" +#if defined(TARGET_PPC64) || defined(TARGET_ARM) +#define LEGACY_VIRTIO_IS_BIENDIAN 1 +#endif + +bool virtio_access_is_big_endian(VirtIODevice *vdev) +{ +#if defined(LEGACY_VIRTIO_IS_BIENDIAN) + return virtio_is_big_endian(vdev); +#elif TARGET_BIG_ENDIAN + if (virtio_vdev_has_feature(vdev, VIRTIO_F_VERSION_1)) { + /* Devices conforming to VIRTIO 1.0 or later are always LE. */ + return false; + } + return true; +#else + return false; +#endif +} + uint32_t virtio_config_readb(VirtIODevice *vdev, uint32_t addr) { VirtioDeviceClass *k = VIRTIO_DEVICE_GET_CLASS(vdev); diff --git a/include/hw/virtio/virtio-access.h b/include/hw/virtio/virtio-access.h index 985f39fe16..7229088b7c 100644 --- a/include/hw/virtio/virtio-access.h +++ b/include/hw/virtio/virtio-access.h @@ -20,24 +20,7 @@ #include "hw/virtio/virtio.h" #include "hw/virtio/virtio-bus.h" -#if defined(TARGET_PPC64) || defined(TARGET_ARM) -#define LEGACY_VIRTIO_IS_BIENDIAN 1 -#endif - -static inline bool virtio_access_is_big_endian(VirtIODevice *vdev) -{ -#if defined(LEGACY_VIRTIO_IS_BIENDIAN) - return virtio_is_big_endian(vdev); -#elif TARGET_BIG_ENDIAN - if (virtio_vdev_has_feature(vdev, VIRTIO_F_VERSION_1)) { - /* Devices conforming to VIRTIO 1.0 or later are always LE. */ - return false; - } - return true; -#else - return false; -#endif -} +bool virtio_access_is_big_endian(VirtIODevice *vdev); static inline uint16_t virtio_lduw_phys(VirtIODevice *vdev, hwaddr pa) {