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 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 smtp.lore.kernel.org (Postfix) with ESMTPS id A6734C0032E for ; Sat, 28 Oct 2023 08:22:18 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 0811310E087; Sat, 28 Oct 2023 08:22:18 +0000 (UTC) Received: from mgamail.intel.com (mgamail.intel.com [192.55.52.93]) by gabe.freedesktop.org (Postfix) with ESMTPS id ACB3C10E087 for ; Sat, 28 Oct 2023 08:22:16 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1698481336; x=1730017336; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=Xq+eewzdBxGi5gZipCSS9k7mDj0Se3yvHYrV8/xXCpA=; b=Lmx8BD2rh9Vn2dE70o/896S4mS2D70exs7oAOzyzq6lwo7NfCsUfAXwP jpi7yHlyZ56gaituWUEumBJv08eqkZeNz9DEybwEPsFJasQebOIveGtuc gEBxejoPRlWR4qnRHfJcOUXMbtQV1OCeIwD8tJRiELTLjaTy0B07H1rBG 0D+yQ/il7rzGD9XjgOiztw2x0Aimc4LHiafKkJNiffAHfQA6x55VY1RtM RqH/1Uf1cwU8V1n9QZAideGXlzwlzZm3ADG6XazcQfbhYIDGpnGXg63WY rsdLW6dVQOywQsnMMUemBDJnXeVPcdLpPeLYrbSiwcRy863I02nnrmE7M g==; X-IronPort-AV: E=McAfee;i="6600,9927,10876"; a="385092327" X-IronPort-AV: E=Sophos;i="6.03,258,1694761200"; d="scan'208";a="385092327" Received: from fmsmga008.fm.intel.com ([10.253.24.58]) by fmsmga102.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 28 Oct 2023 01:22:16 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10876"; a="825593617" X-IronPort-AV: E=Sophos;i="6.03,258,1694761200"; d="scan'208";a="825593617" Received: from sgruszka-mobl.ger.corp.intel.com (HELO localhost) ([10.252.50.225]) by fmsmga008-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 28 Oct 2023 01:22:14 -0700 Date: Sat, 28 Oct 2023 10:22:12 +0200 From: Stanislaw Gruszka To: Jeffrey Hugo Subject: Re: [PATCH 11/11] accel/ivpu: Wait for VPU to enter idle state after D0i3 entry message Message-ID: References: <20231025094323.989987-1-stanislaw.gruszka@linux.intel.com> <20231025094323.989987-12-stanislaw.gruszka@linux.intel.com> <74227a8f-f89f-ed3d-1d39-ad771801c172@quicinc.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <74227a8f-f89f-ed3d-1d39-ad771801c172@quicinc.com> X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Andrzej Kacprowski , Oded Gabbay , Jacek Lawrynowicz , dri-devel@lists.freedesktop.org Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" On Fri, Oct 27, 2023 at 09:09:16AM -0600, Jeffrey Hugo wrote: > On 10/25/2023 3:43 AM, Stanislaw Gruszka wrote: > > From: Andrzej Kacprowski > > > > The VPU needs non zero time to enter IDLE state after responding to > > D0i3 entry message. If the driver does not wait for the VPU to enter > > IDLE state it could cause warm boot failures. > > > > Signed-off-by: Andrzej Kacprowski > > Reviewed-by: Stanislaw Gruszka > > Signed-off-by: Stanislaw Gruszka > > Should this be squashed into the previous change? Feels like this is a bug > fix to an issue that the previous change introduced. Yes, I can squash those 2 patches. Regards Stanislaw