From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtpout-03.galae.net (smtpout-03.galae.net [185.246.85.4]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id DCC6C3C1D6A; Fri, 28 Aug 2026 12:48:42 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=185.246.85.4 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1787921328; cv=none; b=Lr8Wf+lQQbP3JjzBheqnIMpyOON81Nh1jIkoGWVQJ1/wRrdZGaJH18uwJ8VMPXmVWXaWTJFDa5QzwYZacKbwJx90V6dJP9OJdG0ZtEKRJZHQqSDne6nQsk3oX17o61/M+xopIADkL2O1fJSvx5ssoeNVCpIYCjw5KwDWxg38A/g= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1787921328; c=relaxed/simple; bh=EVGzS04FnYNDpEdfPtxzk+aqLuXej0sZ/rUGua+x9yU=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=o8vbqVo5HFDdtp17F4AjrANSJnArmPVZD/wU3hPqiylTuqZI8HR6fbi2a6FxiPh5qT6Gqvk2nP2NQsliDM8vft62k/MGB7OOmDq3GMIfq8+zh2RJwpXTKLThgkZtRuGhiXAODR9X+fRBqRCQxkEoNensEJZWIZZpEohWKoGup7s= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=bootlin.com; spf=pass smtp.mailfrom=bootlin.com; dkim=pass (2048-bit key) header.d=bootlin.com header.i=@bootlin.com header.b=rbc4c+vX; arc=none smtp.client-ip=185.246.85.4 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=bootlin.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=bootlin.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=bootlin.com header.i=@bootlin.com header.b="rbc4c+vX" Received: from smtpout-01.galae.net (smtpout-01.galae.net [212.83.139.233]) by smtpout-03.galae.net (Postfix) with ESMTPS id 1571A4E413FF; Fri, 28 Aug 2026 12:48:40 +0000 (UTC) Received: from mail.galae.net (mail.galae.net [212.83.136.155]) by smtpout-01.galae.net (Postfix) with ESMTPS id C7DB660537; Fri, 28 Aug 2026 12:48:39 +0000 (UTC) Received: from [127.0.0.1] (localhost [127.0.0.1]) by localhost (Mailerdaemon) with ESMTPSA id 7978D11C7810C; Fri, 28 Aug 2026 14:48:32 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bootlin.com; s=dkim; t=1787921314; h=from:subject:date:message-id:to:cc:mime-version:content-type: in-reply-to:references; bh=scK/I2cjqVO0vAjV26ZyyTKaHsFuHcj/vb04vGRyhvc=; b=rbc4c+vXpW+zJUQPRtSaghanGQ5BU2T++ZCNiSeeQcySif1qD9bGOODSq5UoTt5fTD7q6U cwIA1Kq+KfDkkL3XyyVfc3W15S6oZsNDK1Ijcqi4hL9HMUE9Qkbd8GpE5tF4YhpY9jvz4S wncNvg/MPB8AqEcGixoBDCZ8O2WJ6mqcrTciwA8gLcBqoObWekGu62ZfnsYDl5ciV4SmA/ TpMer7v36/pduI/rPGUo9SgSLnBJB/QsEVjdEBOrEm+00ZdZAKYljaPG69WjRnvgX/cvwd ujcFlT/n6pqDeMMytwzpuEXj0t3edRhMPLhcERb2+wYR8u+97SKbbg5hXZwHsw== Date: Fri, 28 Aug 2026 14:48:32 +0200 From: Alexandre Belloni To: Ard Biesheuvel Cc: "Johnny.Fan" , linux-rtc@vger.kernel.org, Feng Tang , linux-efi@vger.kernel.org, linux-kernel@vger.kernel.org, cix-kernel-upstream@cixtech.com, bob.zhang@cixtech.com, jie.fu@cixtech.com Subject: Re: [PATCH] rtc: efi: restore alarm support with runtime capability probe Message-ID: <202608281248326784a354@mail.local> References: <20260828031519.2749354-1-johnny.fan@cixtech.com> <549999fa-4b1a-4f53-872a-9036a377f8cf@app.fastmail.com> <6adfa384-d232-4e80-a6f1-fa51780107d3@app.fastmail.com> Precedence: bulk X-Mailing-List: linux-rtc@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <6adfa384-d232-4e80-a6f1-fa51780107d3@app.fastmail.com> X-Last-TLS-Session-Version: TLSv1.3 Hello Ard, On 28/08/2026 12:13:10+0200, Ard Biesheuvel wrote: > > On Fri, 28 Aug 2026, at 10:32, Johnny Fan wrote: > > On Fri, Aug 28, 2026 at 09:26:42AM +0200, Ard Biesheuvel wrote: > > Hi Ard, > > > > One additional data point: this is not a hypothetical requirement > > -- multiple CIX customers have explicitly requested RTC wakeup > > support (both suspend-to-RAM and power-off wakeup) on these > > platforms, which is part of why we are motivated to restore the > > alarm functionality rather than work around it. > > > > Fair enough - I'll queue this as a fix. I can take care of this if you are happy with the patch. -- Alexandre Belloni, co-owner and COO, Bootlin Embedded Linux and Kernel engineering https://bootlin.com