From patchwork Fri Feb 17 13:48:20 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Danilo Krummrich X-Patchwork-Id: 13144748 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 13BF5C05027 for ; Fri, 17 Feb 2023 13:49:18 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 3AE2610EFF6; Fri, 17 Feb 2023 13:49:13 +0000 (UTC) Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.129.124]) by gabe.freedesktop.org (Postfix) with ESMTPS id E86F910EFF9 for ; Fri, 17 Feb 2023 13:49:09 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1676641749; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=kGtWB8otfeqdskrUgWVgT1wxpbtVBJjmwPhyWCdCJZU=; b=TbTGVs2fcTC3L77jAad5aHjgRNbeevzzA+n+Tl1OpgzeIW15dwtCoxD7d7pfDVDMc3sSWJ xTLMaBXUWCAxOmWnr+FhMu/TGxUVfpionUlKWbmrScT/sSrHJdQvp6u5rnRlFqd6NgBHvb x8biDxz4KXGA/bnWPFYUO5WOM8wM4Yk= Received: from mail-ed1-f70.google.com (mail-ed1-f70.google.com [209.85.208.70]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_128_GCM_SHA256) id us-mta-321-_4_eBZDXNFmYq2G3fpGd5w-1; Fri, 17 Feb 2023 08:49:07 -0500 X-MC-Unique: _4_eBZDXNFmYq2G3fpGd5w-1 Received: by mail-ed1-f70.google.com with SMTP id d9-20020a056402400900b004ad062fee5eso1742274eda.17 for ; Fri, 17 Feb 2023 05:49:07 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=kGtWB8otfeqdskrUgWVgT1wxpbtVBJjmwPhyWCdCJZU=; b=Jn/j9FFgVzBIYaQKsPq548IGo9GZfwCVYAzDaTCKP2MSl/a83uHi4yInbZcLktD2i6 gPWIMNnlfdts3fxqB+0mR+a5M4lFwcSVdxU5vTupHvZKmRSE8G0w7+oN+VAoRBBM9kT8 QNJlRJ5RHeEeD2namp5ucHN8HVOxTdJjACzOs1Qc45BbR70L50dPIct0VwkdbnHKdfkF sxj9N4iieR4zMyIkl3+k99feNVyZQv24waqpnrSbCXon+GxQDrKcJea5gR0PKDmNt/l2 9NCJD5yOhtC3Lf3nBQGyuwxNeQMOtXh8EAdOI4W+OsqJN+TEswv/j/HarMO2JI0Fw6qz ozWQ== X-Gm-Message-State: AO0yUKW7FVgt3JMgFnfl/x6tywzdD0nJf5K8GupOp2/iNt/EaK2QmiMk BVc2rv/9XblSBbtptLUjYby4XyCfMS2A6kvXnFllqtY9JZ0MFQWhoQPe4+oeOSKw5D/47DGJ81c 5q3H8zqyXVwaX64DWJYTX3PWF/JX/ X-Received: by 2002:a17:907:a508:b0:8af:54d0:181d with SMTP id vr8-20020a170907a50800b008af54d0181dmr10190307ejc.35.1676641746800; Fri, 17 Feb 2023 05:49:06 -0800 (PST) X-Google-Smtp-Source: AK7set9vd30xGC9ziQLVSo9CH8dMbfP5K/22/ulKcpKmlY9Tzn88e5jN0KhVGuEzFC+li22riHt+gQ== X-Received: by 2002:a17:907:a508:b0:8af:54d0:181d with SMTP id vr8-20020a170907a50800b008af54d0181dmr10190298ejc.35.1676641746605; Fri, 17 Feb 2023 05:49:06 -0800 (PST) Received: from cassiopeiae.. ([2a02:810d:4b3f:de78:642:1aff:fe31:a19f]) by smtp.gmail.com with ESMTPSA id v26-20020a1709060b5a00b008b1787ce722sm1516323ejg.152.2023.02.17.05.49.05 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 17 Feb 2023 05:49:06 -0800 (PST) From: Danilo Krummrich To: airlied@gmail.com, daniel@ffwll.ch, tzimmermann@suse.de, mripard@kernel.org, corbet@lwn.net, christian.koenig@amd.com, bskeggs@redhat.com, Liam.Howlett@oracle.com, matthew.brost@intel.com, boris.brezillon@collabora.com, alexdeucher@gmail.com, ogabbay@kernel.org, bagasdotme@gmail.com, willy@infradead.org, jason@jlekstrand.net Subject: [PATCH drm-next v2 16/16] drm/nouveau: debugfs: implement DRM GPU VA debugfs Date: Fri, 17 Feb 2023 14:48:20 +0100 Message-Id: <20230217134820.14672-11-dakr@redhat.com> X-Mailer: git-send-email 2.39.1 In-Reply-To: <20230217134422.14116-1-dakr@redhat.com> References: <20230217134422.14116-1-dakr@redhat.com> MIME-Version: 1.0 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.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: linux-doc@vger.kernel.org, nouveau@lists.freedesktop.org, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-mm@kvack.org, Danilo Krummrich Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" Provide the driver indirection iterating over all DRM GPU VA spaces to enable the common 'gpuvas' debugfs file for dumping DRM GPU VA spaces. Signed-off-by: Danilo Krummrich --- drivers/gpu/drm/nouveau/nouveau_debugfs.c | 24 +++++++++++++++++++++++ 1 file changed, 24 insertions(+) diff --git a/drivers/gpu/drm/nouveau/nouveau_debugfs.c b/drivers/gpu/drm/nouveau/nouveau_debugfs.c index 2a36d1ca8fda..7f6ccc5d1d86 100644 --- a/drivers/gpu/drm/nouveau/nouveau_debugfs.c +++ b/drivers/gpu/drm/nouveau/nouveau_debugfs.c @@ -202,6 +202,29 @@ nouveau_debugfs_pstate_open(struct inode *inode, struct file *file) return single_open(file, nouveau_debugfs_pstate_get, inode->i_private); } +static int +nouveau_debugfs_gpuva(struct seq_file *m, void *data) +{ + struct drm_info_node *node = (struct drm_info_node *) m->private; + struct nouveau_drm *drm = nouveau_drm(node->minor->dev); + struct nouveau_cli *cli; + + mutex_lock(&drm->clients_lock); + list_for_each_entry(cli, &drm->clients, head) { + struct nouveau_uvmm *uvmm = nouveau_cli_uvmm(cli); + + if (!uvmm) + continue; + + nouveau_uvmm_lock(uvmm); + drm_debugfs_gpuva_info(m, &uvmm->umgr); + nouveau_uvmm_unlock(uvmm); + } + mutex_unlock(&drm->clients_lock); + + return 0; +} + static const struct file_operations nouveau_pstate_fops = { .owner = THIS_MODULE, .open = nouveau_debugfs_pstate_open, @@ -213,6 +236,7 @@ static const struct file_operations nouveau_pstate_fops = { static struct drm_info_list nouveau_debugfs_list[] = { { "vbios.rom", nouveau_debugfs_vbios_image, 0, NULL }, { "strap_peek", nouveau_debugfs_strap_peek, 0, NULL }, + DRM_DEBUGFS_GPUVA_INFO(nouveau_debugfs_gpuva, NULL), }; #define NOUVEAU_DEBUGFS_ENTRIES ARRAY_SIZE(nouveau_debugfs_list)