From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.forwardemail.net (smtp.forwardemail.net [121.127.44.66]) (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 B63F93932DB for ; Fri, 12 Jun 2026 19:53:39 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=121.127.44.66 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1781294022; cv=none; b=Tk3jg+2dHGWHqJBoSsXXBbsGOJtYeoe59bOJRwVk0YCrqPFNTfCpL2823TdyMvv3cC+DUOGCKuzzIyGxmPdm4mQ43riTArNvFYCD/+PhGixk2kQK9YxZCJuiWFfNx3cEDkUphm/r67Ko8jAEpqCNvZwW8JzTxoG+DL3xoG9EZbI= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1781294022; c=relaxed/simple; bh=6ycOKslm6ox7fWEYdeXlmaXfYBqt/AvVmZ/iOnK6L0k=; h=Mime-Version:Content-Type:Date:Message-Id:Subject:From:To:Cc: References:In-Reply-To; b=vCBvMnxLTtUISQN+EKWdZ6/FSyZ0x4D1E9MiDvQo2+m4XYbJZY+KpWLr1N0FvK0Q/fiPn/1Sku9Xb32sdZw6XTu9fL3rcZwL5aMxsDC7L4K2kwwTkyi8l82UkcrPqZd0SdahEtcO5Bkp+huJJ1Cx0w15CussWhCpkceVeGxg7ks= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=ubuntu.com; spf=pass smtp.mailfrom=fe-bounces.ubuntu.com; dkim=pass (2048-bit key) header.d=ubuntu.com header.i=@ubuntu.com header.b=WMkHyU8d; arc=none smtp.client-ip=121.127.44.66 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=ubuntu.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=fe-bounces.ubuntu.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=ubuntu.com header.i=@ubuntu.com header.b="WMkHyU8d" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ubuntu.com; h=In-Reply-To: References: Cc: To: From: Subject: Message-Id: Date: Content-Type: Content-Transfer-Encoding: Mime-Version; q=dns/txt; s=fe-953a8a3ca9; t=1781294013; bh=pPU7Ldw4ipIoEcVrCmQaXXpe58uZWSTdE8XRrKsUz/U=; b=WMkHyU8d2J2ySI7kRHeBMgvakumTxei7u+EDmIrUp0Q4Bz4xNUOBGyjbuCW90lR0AywLcbYKk nS/2cxlHZKUcQa6stIovYQYMb4bpkZOgVATAtLm95NzdIXkeipeCpxMlt2CuwvnshFr8ejL2e1c 7WrTD0Mvgeur4xOy5H7rYO7ZeAk2LPhjgNzhp6tGoM+FROBvfI1fv5PU2p8RDXcHv+WDFA9XgO/ pssc5YdEVBEPYJZZT+ykccV7bZU2UIdpVuNXH59mFoQ1YxzbWSQDEaLK1PuU6JgY8772Xr5rgzu DrtA9IJFb3kvNs0Gr9ZLcjxkZflZ1Au2bkhSs1POCiAA== X-Forward-Email-ID: 6a2c63b8edbf0df789293751 X-Forward-Email-Sender: rfc822; jpeisach@ubuntu.com, smtp.forwardemail.net, 121.127.44.66 X-Forward-Email-Version: 2.8.26 X-Forward-Email-Website: https://forwardemail.net X-Complaints-To: abuse@forwardemail.net X-Report-Abuse: abuse@forwardemail.net X-Report-Abuse-To: abuse@forwardemail.net Precedence: bulk X-Mailing-List: linux-pm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset=UTF-8; format=Flowed Date: Fri, 12 Jun 2026 15:53:27 -0400 Message-Id: Subject: Re: [PATCH v2] power: supply: macsmc: Support macOS 27 SMC firmware From: "Joshua Peisach" To: "Sasha Finkelstein" , "Sven Peter" , "Janne Grunau" , "Neal Gompa" , "Sebastian Reichel" Cc: , , , X-Mailer: aerc 0.21.0 References: <20260612-gate-power-v2-1-de76cb9bb7ef@chaosmail.tech> In-Reply-To: <20260612-gate-power-v2-1-de76cb9bb7ef@chaosmail.tech> On Fri Jun 12, 2026 at 2:36 PM EDT, Sasha Finkelstein wrote: > The SMC firmware included in macOS 27 changed the size of BCF0 key from > 4 to 1 bytes. This key is used for indicating that battery state is > critically low. > > Reviewed-by: Sven Peter > Signed-off-by: Sasha Finkelstein > --- > Changes in v2: > - Addressing review feedback > - Link to v1: https://patch.msgid.link/20260611-gate-power-v1-1-8a6272108= 6c7@chaosmail.tech > --- > drivers/power/supply/macsmc-power.c | 35 +++++++++++++++++++++++++++++++= +--- > 1 file changed, 32 insertions(+), 3 deletions(-) > Reviewed-by: Joshua Peisach