From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-wm1-f43.google.com (mail-wm1-f43.google.com [209.85.128.43]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id C94C726E620 for ; Tue, 25 Feb 2025 14:36:54 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.128.43 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1740494216; cv=none; b=l7ZMVvH3oxZnGh9jpIMVmQ0aMCRKYJ7vQzTPDcahyCZG/5cbccAXsO5brdalQP6EA23pwstcgnXUb3/CO4lVMz957zj/Dm1bOEywo19olobfvUT9KZ3R+jwyTKRZ6dIVFCbei4AoERfoh1R0aFkHQrfg/r/TjQ3SyI2Jfwb8nfQ= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1740494216; c=relaxed/simple; bh=GIMdMLj6BbS/txxma/JVtTFZH3g2DvEeT4hV4F/TP48=; h=From:To:Cc:Subject:Date:Message-Id:MIME-Version:Content-Type; b=cjhFWu2aAEQOanUuCBfz1sr8E+Sv148KJ0TcYyIs1r6ubLKK84c5A7rKDISLU4lQDnq1afvWDYiBMTXqY0/UV3Iw3BPkPGRT8nVcI1afYOb39CoYRmHGF2pN7FWmjjanKsBVuU5xrD/AxbNUE3UyEmEv3T2bioqpXYrJ/XuDSVI= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com; spf=pass smtp.mailfrom=gmail.com; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b=E5eFRb94; arc=none smtp.client-ip=209.85.128.43 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="E5eFRb94" Received: by mail-wm1-f43.google.com with SMTP id 5b1f17b1804b1-4399ca9d338so34882735e9.3 for ; Tue, 25 Feb 2025 06:36:54 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1740494213; x=1741099013; darn=lists.linux.dev; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:from:to:cc:subject:date:message-id:reply-to; bh=ZwiobQ+ov2NGgIChlOLIJyU8mL2VZ/8aCAPBJC6i4xg=; b=E5eFRb94k/lAohWscfh8NWW/UKkRJsTBMyPUnk7VIFh4sY8G1FmqB4vLtItmH5M0F+ 50HEnmm85bgR/rKCkhhtxz07ivKwErHDAgWtKTtli0v/DKWiCaeXOWnKMfd5dhKGvN0s 32BcLZ6u1m9Oa/lQHmdmrpUVtBkbI7nPlgYcouryQadcP5czZLZdXoI6E3WuXCvdJXAA 4Ar841bwvb6Bt91IXU7QozDVJ+puLp/MFAFfF6lj84iKtY++fRHK5H9obBsZYdEiay4F 2HiIJv41ig600ga+ILjnaIZWd13ugvYRMXncGEGcVXe+8STLB7eNDHMK8C4Q2AvGMlXK HCbQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1740494213; x=1741099013; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=ZwiobQ+ov2NGgIChlOLIJyU8mL2VZ/8aCAPBJC6i4xg=; b=ZU54wJLcZYehv2a70XOwswgP/Z0KZvpVoTMc2Q/5EsIDVKViskTob5+yDlEdOF9una 2mYTB7jfjWqmkI9z37HxJSh0mEqxjDPCnyu+U8yhXF463siQQxJD44F7WypkcHBSU7yZ YiJeh4P0p0xpA5/GIWASm6nDhNan2tXD863PuSD3asWOhkdSQdJJAl1Z0N6FH0zLcsyR 5xPF4GpE/tWQeKVhUQFUyDT0w4NFYtOUJj5B5V0cW+aGFgNEcFACU5JlVufNgEeJ9A2F 3SpALmKmJnS/MbTLp2yckpJShFkp7eUiNl145Idjo9poGuy+zFPzk7Kb1fDv/BRbupYm Niwg== X-Forwarded-Encrypted: i=1; AJvYcCUkp5Gt/Kk+CvUWHscx+2+KQ942vbZ7ISoZ1T4Eqhe7jlJKYoMZsEUTfozA9HWmL6osIGKOTqNRNHAeTQ==@lists.linux.dev X-Gm-Message-State: AOJu0Yy92Dmfoj2gT14LIp4oj7Q+dTHKUuOE+tWOSMvhHc7JdicaKWng rCzVuX0s1rrEZHYOY754vvJ9Dq71Va9mHtfJGeqNkZqYNLgocARU X-Gm-Gg: ASbGncvvkriow8llFj2b09L430Hcqgzkf64FUxZrLYErTYEjAzroPJjjscP8loOWRDF 4FCU3ox8xaylzaWuxkT95uzfDyoMIZQujoVC48weQiO6ID8myM/Pe25OtZ1Xpyxa5zIpVANmz+A z4ofHMPYB5zy7sYHjwmzhDrQoSWPuPgLdBTpgYFCzpo5XQje7zamQPsWkRDPWx5MqW8UrOoamSR KoQfYO/eVsjcWvTKySIxMOPv3Jd9UrkNic94HPK/MftT2AJn5+vN8xVYYB5gd2pUoIFckwu/PWV o7moVMPoooSa3lvaljNPPDMhg9tuPt6UczTD7koBDu9NNBJiE9C9i67oKU0LLy0= X-Google-Smtp-Source: AGHT+IHqYyNIhjlrYWJKlXkPU9c+6qRV/sFcYlFP3Oo19VLSLbGLfo17beLiyZrjDoc/9WsbiQBXqQ== X-Received: by 2002:a05:600c:35cb:b0:439:942c:c1cd with SMTP id 5b1f17b1804b1-43ab0f41698mr32827425e9.15.1740494212733; Tue, 25 Feb 2025 06:36:52 -0800 (PST) Received: from Junction.dargent.eu (242.76.29.93.rev.sfr.net. [93.29.76.242]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-390cd8829cesm2474493f8f.49.2025.02.25.06.36.52 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 25 Feb 2025 06:36:52 -0800 (PST) From: Regis Dargent To: Cc: Wim Van Sebroeck , Guenter Roeck , Chen-Yu Tsai , Jernej Skrabec , Samuel Holland , linux-watchdog@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-sunxi@lists.linux.dev, linux-kernel@vger.kernel.org Subject: [PATCH v3] watchdog: sunxi_wdt: Allow watchdog to remain enabled after probe Date: Tue, 25 Feb 2025 15:36:37 +0100 Message-Id: <20250225143638.1989755-1-regis.dargent@gmail.com> X-Mailer: git-send-email 2.25.1 Precedence: bulk X-Mailing-List: linux-sunxi@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Hi, V3 of the patch allowing sunxi watchdog to remain enabled after probe. This 3rd version is mainly about code cleanup. Best regards, Regis Jernej Škrabec: I wouldn't add checks on CONFIG_WATCHDOG_HANDLE_BOOT_ENABLED here. My understanding is that this config is already managed in the generic watchdog part, as long as the WDOG_HW_RUNNING bit matches the actual state of the HW watchdog timer. I only saw one reference in a HW driver, stm32_iwdg, where they cannot read the watchdog state, so they start it and set the WDOG_HW_RUNNING bit so that both match.