From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (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 BEFC51DF98F for ; Fri, 28 Aug 2026 10:13:35 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1787912016; cv=none; b=Zj8nI/ydfgKislLcDzgItF1cDUcY2/rxKh3MghT7MrMoUMtmj+M/KJS1uXvzgVOK1Yv09QtR6fjU95/yIAqzSUuVB3e3nHsYWp+Iip0BF70Y7Tqwzextf44O0L8X7kEAQWJqSff7PGaKIue/lfS1ylKzyzUcQ5UjGxTcduhgC2E= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1787912016; c=relaxed/simple; bh=YcdCASgBMokbVvqCzdKxPSD6x3NdQ+oKQweujJ7iAXI=; h=MIME-Version:Date:From:To:Cc:Message-Id:In-Reply-To:References: Subject:Content-Type; b=WJI/7DrpQ2QTAOhx8KnKX8gVZdpbXNUWf5CR/DnVuaVYGzyR4oEPncnI48SsuiUd3boUgnpgPkK9F88uIOGsw488qlm5lQfS+vt7JXQFfGbdWPt5UFjX8vZdYRzq3b/x26c6FagZ/Iqp/5FOCrbDbzRZANywgjnV7FSPxV1WPUg= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=RP7EcIwi; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="RP7EcIwi" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 1168A1F00A3D; Fri, 28 Aug 2026 10:13:34 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1787912015; bh=YcdCASgBMokbVvqCzdKxPSD6x3NdQ+oKQweujJ7iAXI=; h=Date:From:To:Cc:In-Reply-To:References:Subject; b=RP7EcIwiBX4Adzg65eo4MjBYmaA5l0mIg1wNe/t8ok6C92lr5XDayKFmEGegXAxDS q/mgWiGd9S8AIfl9eG3ZZ0Lug2TNZsMEyGOHfvCrPXcBsoXo7tMH7rKs6SiA+wL9B4 z8a8PzWrj1+fFYtJ9QAvEJ+0JVffIlfwLg6Pu9kz9PHfatkoS6pTHMibG5ii+hF3VG Ruxqc5oSimY7D0oDoil14Mm4BFR7cdOgqxC7pnzZ/RKiLXK0O9CrMy3KZL57yAs6JD A7jpTKhGjAP1IlKSnPIRhLL3oAC4Y8jIdgV4JW5od/ZnU5NR25P8kiD9SswHU1i1vV 2BIG/7pSEit/w== Received: from ams-compute-02.internal (ams-compute-02.internal [10.64.2.62]) by mailfauth.ams.internal (Postfix) with ESMTP id 7C83E1980078; Fri, 28 Aug 2026 06:13:33 -0400 (EDT) Received: from ams-imap-11 ([10.64.2.31]) by ams-compute-02.internal (MEProxy); Fri, 28 Aug 2026 06:13:33 -0400 X-ME-Sender: X-ME-Proxy-Cause: dmFkZTGKsUzSPcoc0l+0wvLSxwUgs5hNyfe5ZWPHfmp92EaUIT9y3ULsrW2nVKDVS6C87N bZsu3XSlowxgzth5X88+zDla82yS+HRk/PmBczOG11W08qMzJZM/o57+ncVBpEEIousABx 5CoYu8k1+l1Wh6JuJ7bgHYd/VSsYBZXPCLLgxee4XOoVssT2LXWZ+YncWcHo0EFkhSiyfW cglFHLybEIdnG0SuoTCSE7Qs6rrzYxuG7iD35HbDjCVZyhu9eEuo3my6r9zyASF1eFUT1v s+97UPxCeoGSwBZRM4yQkvuP+9StDl5rUTm4YfXwlhawkd3mdUK3JfLVH9tZi9usG4RWf6 YnPe0AHURn6QXAqqONt2tzhVCKJUhnaItnyp1bHJKd2q8wYji3D7CeXOBkalQnaOLzDkyQ lRkX8qowwdZZvHrBhTxEG1LBYlQpNnf4OVg+6CP5hD7fNGClq4GIzv5flxNyn8rU0we9Dl o8OAQdzga+msPxiO2nfkPRhGB3+lxN/ljsNEOHFQsXaalpSnW5bVjFfepM6QGpAG0vXnT7 pfCrk1Ejs+SJja57xLBt/JNMpxQ7bFLAIvIq9WNGBBkK+dpV9Nx69HyRMkjaH6w2b9QUWG 4E0++Dsh5r0BDKIhp4ub5Ax7gBS8HHFaKaGFY/+3vnhLZ5iqedxWLupn5i8Q X-ME-Proxy: Feedback-ID: ice86485a:Fastmail Received: by mailuser.ams.internal (Postfix, from userid 501) id 87397F8007B; Fri, 28 Aug 2026 06:13:31 -0400 (EDT) X-Mailer: MessagingEngine.com Webmail Interface Precedence: bulk X-Mailing-List: linux-rtc@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Date: Fri, 28 Aug 2026 12:13:10 +0200 From: "Ard Biesheuvel" To: "Johnny.Fan" Cc: "Alexandre Belloni" , 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 Message-Id: <6adfa384-d232-4e80-a6f1-fa51780107d3@app.fastmail.com> In-Reply-To: References: <20260828031519.2749354-1-johnny.fan@cixtech.com> <549999fa-4b1a-4f53-872a-9036a377f8cf@app.fastmail.com> Subject: Re: [PATCH] rtc: efi: restore alarm support with runtime capability probe Content-Type: text/plain Content-Transfer-Encoding: 7bit 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.