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 6E9091CF7AF for ; Sat, 7 Jun 2025 07:10:38 +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=1749280239; cv=none; b=SvW87uhaAOpkvO1eBvCYInYMI3x0blUaouga7E5ZjI+f8x4lmhwWPpfJVYCnPU9MZ5cQ7F6gmaQjlqFDwrfgQ+xYlVbszS/P5TQhpCjOEE63C63jM/UGW/XZi+tIS2zvJfFUw+kFh7vabmplR/HhEOHklz3GWiVoYw0Jwhhn8l8= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1749280239; c=relaxed/simple; bh=amQEes7dq+DSrjfO5C5QEje0E7MJgqiVHXPGj78tmNw=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=OEunf97jtH50/+X+OgXZjpQNN383b+IKkdxY+4yvt7qRRk6btcwVUf2zYDmqguzsQEhfHZ72rR7IV0OY+1qjpELT8sDjHm6vtpyxfR5gn2/nYMuZToxfaYmbMToSmcDPS8I70Yah/G+nkeLHZid04xF2+pyIsmYkbD57rW7K7yI= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=0jdPSNS3; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="0jdPSNS3" Received: by smtp.kernel.org (Postfix) with ESMTPSA id B5BABC4CEE4; Sat, 7 Jun 2025 07:10:37 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1749280238; bh=amQEes7dq+DSrjfO5C5QEje0E7MJgqiVHXPGj78tmNw=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=0jdPSNS3y2J5pxph+G9EqU2AtjcU05LJggALMcUOmos6IuD85BdZsGY32zQoeWfY1 JbgtwXMqYsvDCafF3IiKHtRVhsto9jzcYKqbiS6UBm21acSowpEDkGwUXkAkeifvnZ j3zgUsQqZPWArOEYnE5EKtx1HHPRCPwysvpHWsKE= Date: Sat, 7 Jun 2025 09:10:35 +0200 From: Greg KH To: Jacek Lawrynowicz Cc: stable@vger.kernel.org Subject: Re: Request for backporting accel/ivpu PTL patches to 6.12 Message-ID: <2025060727-whoopee-reentry-f29c@gregkh> References: <2025060411-tableful-outage-4006@gregkh> Precedence: bulk X-Mailing-List: stable@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: On Fri, Jun 06, 2025 at 02:09:49PM +0200, Jacek Lawrynowicz wrote: > Hi, > > On 6/4/2025 3:21 PM, Greg KH wrote: > > On Tue, Jun 03, 2025 at 12:42:09PM +0200, Jacek Lawrynowicz wrote: > >> Hi, > >> > >> Please cherry-pick following 9 patches to 6.12: > >> 525a3858aad73 accel/ivpu: Set 500 ns delay between power island TRICKLE and ENABLE > >> 08eb99ce911d3 accel/ivpu: Do not fail on cmdq if failed to allocate preemption buffers > >> 755fb86789165 accel/ivpu: Use whole user and shave ranges for preemption buffers > >> 98110eb5924bd accel/ivpu: Increase MS info buffer size > >> c140244f0cfb9 accel/ivpu: Add initial Panther Lake support > >> 88bdd1644ca28 accel/ivpu: Update power island delays > >> ce68f86c44513 accel/ivpu: Do not fail when more than 1 tile is fused > >> 83b6fa5844b53 accel/ivpu: Increase DMA address range > >> e91191efe75a9 accel/ivpu: Move secondary preemption buffer allocation to DMA range > >> > >> These add support for new Panther Lake HW. > >> They should apply without conflicts. > > > > That's way larger than the normal "add a new quirk or device id" patch > > for new device support, right? Why do you feel this is needed and > > relevant for 6.12.y and meets the requirements that we have for stable > > kernel patches? > > Yeah, maybe I overshot a bit. Sorry about this. > I wanted to provide the best possible PTL experience but most of these patches are not critical. > > The absolute minimal set of patches to enable PTL is: > c140244f0cfb9 accel/ivpu: Add initial Panther Lake support > 88bdd1644ca28 accel/ivpu: Update power island delays > > Please include just these two. Both now queued up, thanks. greg k-h