From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id E67EDC433EF for ; Thu, 4 Nov 2021 08:14:14 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id B533761108 for ; Thu, 4 Nov 2021 08:14:14 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230202AbhKDIQv (ORCPT ); Thu, 4 Nov 2021 04:16:51 -0400 Received: from mail.kernel.org ([198.145.29.99]:47542 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230084AbhKDIQu (ORCPT ); Thu, 4 Nov 2021 04:16:50 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id AC7AA6109F; Thu, 4 Nov 2021 08:14:12 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1636013653; bh=RAQrQFrFKjCJVcdIRTRjU43Rf2D8JG9t9ZxE/zsQux8=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=NU64RlQw8obMQwLj/d31zH11qmrQ6YwTQyjA+kLJh2Iy+A28sX/8OaKGvWRt+mPRn 2iWtLp+vIa7ZJbSHBPK+L53xEMVGuhW0RV3imSIqQU/uA8teVcp83LarG31ncOK7XM UHaZ2oJv9Pw90HVq8a6obKfQLnwaKkAyCM7hn7tI= Date: Thu, 4 Nov 2021 09:14:10 +0100 From: "gregkh@linuxfoundation.org" To: "Souza, Jose" Cc: "Zhao, Yakui" , "stable@vger.kernel.org" , "Nikula, Jani" , "Roper, Matthew D" Subject: Re: [PATCH] drm/i915: Remove memory frequency calculation Message-ID: References: <1635599150237240@kroah.com> <20211101183230.89060-1-jose.souza@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org On Thu, Nov 04, 2021 at 12:30:18AM +0000, Souza, Jose wrote: > On Wed, 2021-11-03 at 10:46 +0100, Greg KH wrote: > > On Mon, Nov 01, 2021 at 11:32:30AM -0700, José Roberto de Souza wrote: > > > This memory frequency calculated is only used to check if it is zero, > > > what is not useful as it will never actually be zero. > > > > > > Also the calculation is wrong, we should be checking other bit to > > > select the appropriate frequency multiplier while this code is stuck > > > with a fixed multiplier. > > > > > > So here dropping it as whole. > > > > > > v2: > > > - Also remove memory frequency calculation for gen9 LP platforms > > > > > > Cc: # 5.14-stable > > > Cc: Yakui Zhao > > > Cc: Matt Roper > > > Fixes: 5d0c938ec9cc ("drm/i915/gen11+: Only load DRAM information from pcode") > > > Signed-off-by: José Roberto de Souza > > > Reviewed-by: Matt Roper > > > Link: https://patchwork.freedesktop.org/patch/msgid/20211013010046.91858-1-jose.souza@intel.com > > > (cherry picked from commit 83f52364b15265aec47d07e02b0fbf4093ab8554) > > > > There is no such commit in Linus's tree. > > > > What commit is this that is being backported? > > It is on Linus's tree: > > https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=83f52364b15265aec47d07e02b0fbf4093ab8554 Now it is, yes, sorry. It is not in a public release yet, which is why my tools didn't catch this. I guess you all want this in "now", so I'll go queue it up, but next time, please give us a hint as to what is going on... thanks, greg k-h