From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 1AEC8286D70 for ; Sun, 26 Oct 2025 21:16:25 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1761513386; cv=none; b=Iqiuu3/4msvc5r/DlZIFBm4EhJHFn3uAANnmxyJG+veldSexDY2zXwbKYY1hrQRKBK8hpSMrfUqm/eR4IHo1prCHmi8GwKN634FvLgLqFfAXUVnKWaDLd4lzG6p9zkqetzl1n4Y0zxy0wq8d+GfTBZdZwfoo3RdLjHHcgH3h8ls= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1761513386; c=relaxed/simple; bh=glc21ekWasgPIN8FH4budqg0TYeTSN7avtWCIVontyE=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=tNi2fWvZbnhcXnIHwitXxNevzJCmEeT/4rwmn81NzUn3+in+urFPQfsZDnmTyik+kRlHJN+eUICOjZvnm4gZTu//bC/cQMu+dh5tiXZlk6WOsiiYLrzqDhkd/CJFb64dSsUC13yiDDGcajS9kdnlzr03AuT6cFiUzJTZjpdeJzE= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=nVrpe3Hj; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="nVrpe3Hj" Received: by smtp.kernel.org (Postfix) with ESMTPSA id E8D43C4CEE7; Sun, 26 Oct 2025 21:16:24 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1761513385; bh=glc21ekWasgPIN8FH4budqg0TYeTSN7avtWCIVontyE=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=nVrpe3Hj0p9mfCc0OPNee8q76sEiz1tRodw6JJ6FxFHvaf53/Nn9yOqc5owySQtKZ ybJP461urKAJBlVjMXwv4MNgGI005T0/fIGRfX1eNytH8OHxK2Qpc1H8hpQuRVZnnB dmV2x0I3lAoKCs87ivj2CYDXhjsjB44xL9ORkbIV9pMmI2G8WxlKLDWA8d+GhYr6R7 TJ3+bu3Psv/bCT0Dgg/LmAFKAa+nhsdk83qzfNd8C9MfRW5NaY1mTsYa1Rm91OkicJ O3PUa8KsHvvyWZKMYEVsVzaJzXIxJydSCMI31Ermjxc5B7uCWTfs3ZlKo70yKQiR2y NObMqCpilyFMA== Message-ID: <29af4c8f-e93b-49da-ad22-f5641f0046bb@kernel.org> Date: Sun, 26 Oct 2025 16:16:23 -0500 Precedence: bulk X-Mailing-List: platform-driver-x86@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: AMD PMF: CCP PSP fails to reinitialize after hibernation causing TEE errors To: Lars Francke Cc: Shyam Sundar S K , Tom Lendacky , John Allen , platform-driver-x86@vger.kernel.org, Patil Rajesh References: <92785bc4-e8e6-40b4-8ca6-43ef32c0b965@amd.com> <099ba5b9-600f-4604-94c4-781d4d91b091@amd.com> <84d6bd41-64ff-4380-ad87-54cfbb5bc1a0@gmail.com> Content-Language: en-US From: Mario Limonciello In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit On 10/26/25 3:39 PM, Lars Francke wrote: >> Can you try this attached patch which inserts that flow to see if it >> helps? > > I haven't build my own kernel in a good 20 years, I'm on it though. > I've applied it on top of 6.17.5 - is that good or do I need something > newer (6.18 or similar)? > > Thanks! 6.17.5 should be fine. But I suggest you add both patches. It would be a nice confirmation if the other patch fixes your power off after hibernate issue.