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 X-Spam-Level: X-Spam-Status: No, score=-3.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id B68ADC4CECD for ; Mon, 27 Apr 2020 20:56:57 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 7F9362073C for ; Mon, 27 Apr 2020 20:56:57 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 7F9362073C Authentication-Results: mail.kernel.org; dmarc=fail (p=quarantine dis=none) header.from=etezian.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=intel-gfx-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 10D5E89F61; Mon, 27 Apr 2020 20:56:57 +0000 (UTC) Received: from 6.mo5.mail-out.ovh.net (6.mo5.mail-out.ovh.net [178.32.119.138]) by gabe.freedesktop.org (Postfix) with ESMTPS id 6F32B89F61 for ; Mon, 27 Apr 2020 20:56:55 +0000 (UTC) Received: from player796.ha.ovh.net (unknown [10.110.115.188]) by mo5.mail-out.ovh.net (Postfix) with ESMTP id E5426279EDE for ; Mon, 27 Apr 2020 22:38:47 +0200 (CEST) Received: from etezian.org (213-243-141-64.bb.dnainternet.fi [213.243.141.64]) (Authenticated sender: andi@etezian.org) by player796.ha.ovh.net (Postfix) with ESMTPSA id 60D4911C087CF; Mon, 27 Apr 2020 20:38:45 +0000 (UTC) Date: Mon, 27 Apr 2020 23:38:44 +0300 From: Andi Shyti To: Chris Wilson Message-ID: <20200427203844.GD3168@jack.zhora.eu> References: <20200427085408.13879-1-chris@chris-wilson.co.uk> <20200427085408.13879-8-chris@chris-wilson.co.uk> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20200427085408.13879-8-chris@chris-wilson.co.uk> X-Ovh-Tracer-Id: 4816036853223178761 X-VR-SPAMSTATE: OK X-VR-SPAMSCORE: -100 X-VR-SPAMCAUSE: gggruggvucftvghtrhhoucdtuddrgeduhedrheelgdduhedtucetufdoteggodetrfdotffvucfrrhhofhhilhgvmecuqfggjfdpvefjgfevmfevgfenuceurghilhhouhhtmecuhedttdenucesvcftvggtihhpihgvnhhtshculddquddttddmnecujfgurhepfffhvffukfhfgggtuggjsehttdertddttddvnecuhfhrohhmpeetnhguihcuufhhhihtihcuoegrnhguihesvghtvgiiihgrnhdrohhrgheqnecukfhppedtrddtrddtrddtpddvudefrddvgeefrddugedurdeigeenucevlhhushhtvghrufhiiigvpedtnecurfgrrhgrmhepmhhouggvpehsmhhtphdqohhuthdphhgvlhhopehplhgrhigvrhejleeirdhhrgdrohhvhhdrnhgvthdpihhnvghtpedtrddtrddtrddtpdhmrghilhhfrhhomheprghnughisegvthgviihirghnrdhorhhgpdhrtghpthhtohepihhnthgvlhdqghhfgieslhhishhtshdrfhhrvggvuggvshhkthhophdrohhrgh Subject: Re: [Intel-gfx] [PATCH 8/9] drm/i915/gt: Apply the aggressive downclocking to parking X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: intel-gfx@lists.freedesktop.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" Hi Chris, On Mon, Apr 27, 2020 at 09:54:07AM +0100, Chris Wilson wrote: > We treat parking as a manual RPS timeout event, and downclock the GPU > for the next unpark and batch execution. However, having restored the > aggressive downclocking and observed that we have very light workloads > whose only interaction is through the manual parking events, carry over > the aggressive downclocking to the fake RPS events. > > References: 21abf0bf168d ("drm/i915/gt: Treat idling as a RPS downclock event") > Signed-off-by: Chris Wilson Reviewed-by: Andi Shyti