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 1DE7CC25B4E for ; Fri, 20 Jan 2023 11:37:25 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 5E27310EA27; Fri, 20 Jan 2023 11:37:24 +0000 (UTC) Received: from smtp1.tecnico.ulisboa.pt (smtp1.tecnico.ulisboa.pt [193.136.128.21]) by gabe.freedesktop.org (Postfix) with ESMTPS id 3482010EA36; Fri, 20 Jan 2023 11:37:22 +0000 (UTC) Received: from localhost (localhost.localdomain [127.0.0.1]) by smtp1.tecnico.ulisboa.pt (Postfix) with ESMTP id 769D26008831; Fri, 20 Jan 2023 11:37:20 +0000 (WET) X-Virus-Scanned: by amavisd-new-2.11.0 (20160426) (Debian) at tecnico.ulisboa.pt Received: from smtp1.tecnico.ulisboa.pt ([127.0.0.1]) by localhost (smtp1.tecnico.ulisboa.pt [127.0.0.1]) (amavisd-new, port 10025) with LMTP id ycM_b9OLVerz; Fri, 20 Jan 2023 11:37:18 +0000 (WET) Received: from mail1.tecnico.ulisboa.pt (mail1.ist.utl.pt [193.136.128.10]) by smtp1.tecnico.ulisboa.pt (Postfix) with ESMTPS id C98626008828; Fri, 20 Jan 2023 11:37:17 +0000 (WET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=tecnico.ulisboa.pt; s=mail; t=1674214638; bh=Xceh/ltBYNbtbQTxGHxOIwMD72Lbmf8kpmBAZEASpkE=; h=Date:From:To:Cc:Subject:References:In-Reply-To; b=JdyXvczcQUGMYfdwQuGfdfmR0IQNaf9xCiY1/23qDPJ7xLEsyMrqH6u3MIJg/IeiA YxzvXehwCSosD+ViCsPFh1yxnEW3kXfxrfWzgibHKiUAYa7B0gstWThkQ1HoYHxhpj rflecTJF3he+AV99L3OvDpP5AMdFEExGDSOzz5Tg= Received: from wslaptop (unknown [IPv6:2001:818:dcb5:dc00:d990:b664:f16:4cb2]) (Authenticated sender: ist187313) by mail1.tecnico.ulisboa.pt (Postfix) with ESMTPSA id 66A0F360079; Fri, 20 Jan 2023 11:37:17 +0000 (WET) Date: Fri, 20 Jan 2023 11:34:43 +0000 From: Diogo Ivo To: Ben Skeggs Subject: Re: [REGRESSION] GM20B probe fails after commit 2541626cfb79 Message-ID: <20230120113443.wgwhwp7tm6rnc6je@wslaptop> References: <20221228144914.z7t7a4fdwvbblnak@wslaptop> <20230116122403.upk5ci4mbebw23m7@wslaptop> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: 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: regressions@lists.linux.dev, kherbst@redhat.com, kwizart@gmail.com, nouveau@lists.freedesktop.org, dri-devel@lists.freedesktop.org, bskeggs@redhat.com, David Airlie Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" On Wed, Jan 18, 2023 at 11:28:49AM +1000, Ben Skeggs wrote: > On Mon, 16 Jan 2023 at 22:27, Diogo Ivo wrote: > > On Mon, Jan 16, 2023 at 07:45:05AM +1000, David Airlie wrote: > > > As a quick check can you try changing > > > > > > drivers/gpu/drm/nouveau/nvkm/core/firmware.c:nvkm_firmware_mem_target > > > from NVKM_MEM_TARGET_HOST to NVKM_MEM_TARGET_NCOH ? > In addition to Dave's change, can you try changing the > nvkm_falcon_load_dmem() call in gm20b_pmu_init() to: > > nvkm_falcon_pio_wr(falcon, (u8 *)&args, 0, 0, DMEM, addr_args, > sizeof(args), 0, false); Hello! Chiming in just to say that with this change I see the same as Nicolas except that the init message size is 255 instead of 0: [ 2.196934] nouveau 57000000.gpu: pmu: unexpected init message size 255 vs 42