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 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 02D7FC77B7C for ; Thu, 3 Jul 2025 11:10:09 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1uXHiY-0004F4-I1; Thu, 03 Jul 2025 07:03:03 -0400 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 1uXHfg-0006mE-Sw for qemu-devel@nongnu.org; Thu, 03 Jul 2025 07:00:05 -0400 Received: from mail-wr1-x42c.google.com ([2a00:1450:4864:20::42c]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1uXHfP-0003WH-IT for qemu-devel@nongnu.org; Thu, 03 Jul 2025 06:59:48 -0400 Received: by mail-wr1-x42c.google.com with SMTP id ffacd0b85a97d-3a54690d369so5259653f8f.3 for ; Thu, 03 Jul 2025 03:59:47 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1751540385; x=1752145185; darn=nongnu.org; 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=yvjGPIKQGEYeURH3HTUPhcPT6ROyPPS2REI2o53ZBAU=; b=WPzVFm1m6yvORFtx0yuO+rw87zuhrHJXvdITstmzoC7u4e3UCKnarF8I6Lzwbsq2k5 DJUntm9ZnRosrJ0GK0v7MR6eu/JVxL4PPSeEGmCW+AiZ8fVdS9jKZtWHC7vJTGCKj7K3 /2CGcEc5kjuJ1uxgrNTJr3t27i7FFMVR5C0yunPgHkg6SZ2N1BSGH4o8mYfx5ESBX5A5 5TM9JRZkUCYwXKHDbYmDCUTavI7+c3h9AGhqtKk5nwvOKav37Ut2SdIv/FnOQ+r7bUiJ eQdzmyJFtMhNkiD/dxh0MV4ibDUv5tl3RubVqpVSGSNun4RiWcZrO8HVAatZBgpy9tKC hIwQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1751540385; x=1752145185; 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=yvjGPIKQGEYeURH3HTUPhcPT6ROyPPS2REI2o53ZBAU=; b=JWDmAIBnVyI3GlKg6ToXmyhIsTGDbR/NQxsBiOE06tM6l/Mv3hrEVneC5gEBINLNf3 HJ9+qfNh9LbOlZuAuZN4BkzdPF1M+IXC7/OKP7AeVf2mNe9GMVLMRDptKan0WpzRIgwB TC+kQeTFkl8cOa6nlqVOz3d/0i0Y4OIh4Kk8UF0v93xQEVwE5+ga3NP6D/7exL2WBGMZ klh9zMQ0W7ixVNqHUBfbAigKrAMFLaF15sL/mtPv3pR6Um+YPnE5JWmafG+Cn7uok7Fu W4fvCfDy6NzWwfrE53Q/Bte/ahVv4A95T6FaBdLCcw+MXii8eniOtwo5RpRgNSe3v1eJ iPrg== X-Gm-Message-State: AOJu0YxW+J5ifCSHT836vhvy6Sxh7gR9H6gz3fg74ZJL10blaY2tEfkJ G+CmVFfLfgo6OxsPF+AT9KlC0xFGSj5w8VjWHag9tXmSb7EdkP6ZM8ipz/0H4DYxUX7HgUfo/ik 6mE7mkoM= X-Gm-Gg: ASbGncu8G6AABgRoKXtVFNujP/5Wv8H6ItYrqjllAPedPBv3NWHnvHiIA6Z7T1CF8zc 0xmHQ2vjtyyqvzi6FRkaBa4OY/+zUFOf+DjLVYlgd4csTdUpbUlr79NOYbf/R2vZuUUfjUODI71 7Va+nxBhWIqH6uKfSz9DVEPw10vk/EWW9FPzju0U9YlhiwDrwYjtV/8PIcUNSh405UCND77lUQY ZR2uu+N/PohGKqPJ6fr+lDBNDB1oL70nBgVLjle9Ev1g9IWx48GAmaHQZ+LCueHNLMk2yXg4Krg rwJ0ayyl1iSkv265PjP0GORwVr2Q8H4Z41vQv3FTA9bZMmZubWvILGoR7Y0N//NubbZWQlKs8OJ 6q1I9azcNAZxConFoPLLwVw== X-Google-Smtp-Source: AGHT+IFFe1vpP0h0GeInGGctD4CBQmH2oRt74qF+x5fBthfRdo/V9+4qQpVqJEAS4Y6Z8oDf+L/60g== X-Received: by 2002:a05:6000:4028:b0:3a5:287b:da02 with SMTP id ffacd0b85a97d-3b200b4657bmr5027241f8f.40.1751540385416; Thu, 03 Jul 2025 03:59:45 -0700 (PDT) Received: from localhost.localdomain ([83.247.137.20]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-3a88c7e72b6sm18614690f8f.15.2025.07.03.03.59.44 (version=TLS1_3 cipher=TLS_CHACHA20_POLY1305_SHA256 bits=256/256); Thu, 03 Jul 2025 03:59:44 -0700 (PDT) From: =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= To: qemu-devel@nongnu.org Cc: =?UTF-8?q?Alex=20Benn=C3=A9e?= , Paolo Bonzini , Pierrick Bouvier , kvm@vger.kernel.org, Richard Henderson , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= Subject: [PATCH v5 46/69] accel/system: Introduce hwaccel_enabled() helper Date: Thu, 3 Jul 2025 12:55:12 +0200 Message-ID: <20250703105540.67664-47-philmd@linaro.org> X-Mailer: git-send-email 2.49.0 In-Reply-To: <20250703105540.67664-1-philmd@linaro.org> References: <20250703105540.67664-1-philmd@linaro.org> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=2a00:1450:4864:20::42c; envelope-from=philmd@linaro.org; helo=mail-wr1-x42c.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, SPF_PASS=-0.001 autolearn=ham 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 hwaccel_enabled() return whether any hardware accelerator is available. Signed-off-by: Philippe Mathieu-Daudé Reviewed-by: Richard Henderson Reviewed-by: Richard Henderson --- include/system/hw_accel.h | 13 +++++++++++++ 1 file changed, 13 insertions(+) diff --git a/include/system/hw_accel.h b/include/system/hw_accel.h index fa9228d5d2d..49556b026e0 100644 --- a/include/system/hw_accel.h +++ b/include/system/hw_accel.h @@ -39,4 +39,17 @@ void cpu_synchronize_pre_loadvm(CPUState *cpu); void cpu_synchronize_post_reset(CPUState *cpu); void cpu_synchronize_post_init(CPUState *cpu); +/** + * hwaccel_enabled: + * + * Returns: %true if a hardware accelerator is enabled, %false otherwise. + */ +static inline bool hwaccel_enabled(void) +{ + return hvf_enabled() + || kvm_enabled() + || nvmm_enabled() + || whpx_enabled(); +} + #endif /* QEMU_HW_ACCEL_H */ -- 2.49.0