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 E2D1BC433F5 for ; Wed, 13 Oct 2021 01:31:35 +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 8310660FDA for ; Wed, 13 Oct 2021 01:31:35 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org 8310660FDA Authentication-Results: mail.kernel.org; dmarc=fail (p=quarantine dis=none) header.from=etezian.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 1A69C89C9B; Wed, 13 Oct 2021 01:31:34 +0000 (UTC) X-Greylist: delayed 1200 seconds by postgrey-1.36 at gabe; Wed, 13 Oct 2021 01:31:32 UTC Received: from 14.mo582.mail-out.ovh.net (14.mo582.mail-out.ovh.net [46.105.56.113]) by gabe.freedesktop.org (Postfix) with ESMTPS id 6E3E189C9B for ; Wed, 13 Oct 2021 01:31:32 +0000 (UTC) Received: from player796.ha.ovh.net (unknown [10.109.146.240]) by mo582.mail-out.ovh.net (Postfix) with ESMTP id F1D0D22F4B for ; Wed, 13 Oct 2021 00:55:29 +0000 (UTC) Received: from etezian.org (unknown [31.22.55.47]) (Authenticated sender: andi@etezian.org) by player796.ha.ovh.net (Postfix) with ESMTPSA id C2C10231A0DDB; Wed, 13 Oct 2021 00:55:21 +0000 (UTC) Authentication-Results: garm.ovh; auth=pass (GARM-106R006d2cc06d3-2e70-4931-9f1a-eac143c2056a, C786CB9E79FC7D8AF81679FEBE5E79C8CF9BC842) smtp.auth=andi@etezian.org X-OVh-ClientIp: 31.22.55.47 Date: Wed, 13 Oct 2021 02:55:20 +0200 From: Andi Shyti To: Matt Roper Cc: intel-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org, Paulo Zanoni , Stuart Summers , Tvrtko Ursulin , Andi Shyti , Andi Shyti Subject: Re: [Intel-gfx] [PATCH 07/11] drm/i915/xehp: Determine which tile raised an interrupt Message-ID: References: <20211008215635.2026385-1-matthew.d.roper@intel.com> <20211008215635.2026385-8-matthew.d.roper@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20211008215635.2026385-8-matthew.d.roper@intel.com> X-Ovh-Tracer-Id: 3350959600001092106 X-VR-SPAMSTATE: OK X-VR-SPAMSCORE: -100 X-VR-SPAMCAUSE: gggruggvucftvghtrhhoucdtuddrgedvtddrvddtledgfeejucetufdoteggodetrfdotffvucfrrhhofhhilhgvmecuqfggjfdpvefjgfevmfevgfenuceurghilhhouhhtmecuhedttdenucesvcftvggtihhpihgvnhhtshculddquddttddmnecujfgurhepfffhvffukfhfgggtuggjsehttdortddttddvnecuhfhrohhmpeetnhguihcuufhhhihtihcuoegrnhguihesvghtvgiiihgrnhdrohhrgheqnecuggftrfgrthhtvghrnhepveekjeegvddvheevueeltddvgfdvgffgheevkeffffevkeekheekgeehieelfeelnecukfhppedtrddtrddtrddtpdefuddrvddvrdehhedrgeejnecuvehluhhsthgvrhfuihiivgeptdenucfrrghrrghmpehmohguvgepshhmthhpqdhouhhtpdhhvghlohepphhlrgihvghrjeeliedrhhgrrdhovhhhrdhnvghtpdhinhgvtheptddrtddrtddrtddpmhgrihhlfhhrohhmpegrnhguihesvghtvgiiihgrnhdrohhrghdprhgtphhtthhopegurhhiqdguvghvvghlsehlihhsthhsrdhfrhgvvgguvghskhhtohhprdhorhhg 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: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" Hi Matt and Paulo, > The first step of interrupt handling is to read a tile0 register that > tells us in which tile the interrupt happened; we can then we read the ^^^^^^^^^^^^^^^^ ... we can then read the... Andi