From patchwork Thu Aug 3 16:52:30 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Danilo Krummrich X-Patchwork-Id: 13340351 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 D7285EB64DD for ; Thu, 3 Aug 2023 16:53:42 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 1D46410E647; Thu, 3 Aug 2023 16:53:42 +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 D185110E646 for ; Thu, 3 Aug 2023 16:53:40 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1691081620; 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=VFFV/4pnGfS5xOgVl1lU4W1qf1MMs0lzrapLnGgOEpU=; b=i+GBHmGjxjjI566bzcvI6fFRqEob/ynLVXeBw7TfFCFJWoDB7aam+stNIbqpCkmPdzpXUC Ri2fM9JHZeqNxSKid5ur5G9WuLHUp1xFpbdtfEpfgxyleA+88Z6H+YG+q0/nJgfSDEFSeM XYU5yvvyHYr+rznZs4KwSxIz9NdCbmI= Received: from mail-ej1-f70.google.com (mail-ej1-f70.google.com [209.85.218.70]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-641-UTySiR4BPUK-XmNUW54XYA-1; Thu, 03 Aug 2023 12:53:38 -0400 X-MC-Unique: UTySiR4BPUK-XmNUW54XYA-1 Received: by mail-ej1-f70.google.com with SMTP id a640c23a62f3a-99bcf56a2e9so77722166b.2 for ; Thu, 03 Aug 2023 09:53:38 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1691081617; x=1691686417; 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=VFFV/4pnGfS5xOgVl1lU4W1qf1MMs0lzrapLnGgOEpU=; b=Ty8bzCnRZQ5oLajZXIYr9z4mPGTNn36bV92jf2phq9nYbmTtAz2kUZND+WbcpUsWiv Z4mfQCiTAr2Wf38lk4nmQGPEuDhFaHR3yrx6t4cLU6SFuxElS2JCQVQUqgo2Zp9al+ng J1c/MMvq4/UinQplC7xO99ysGctGBt4HtfRhdUscv574zG6M2nYEe9Z2Kktv/9K2FH1L kRk75YOMZ6i/bOoQDu1qyq5/kQRdx5WsAKRqIVihxZKmMOutC6X2s7L5uEV1BlUR+v2V hkkOcq7wociCmHEPc86zgcl/N9zSMnyEvcwrlo3vPUnsBZ0tXd0evtr3WbVnfboAyuLD xQfQ== X-Gm-Message-State: ABy/qLYLQUSDzfQNu+SD+hSf6BPaIos/JUXMOAh8oJylYU/9wYPk3HSb FhTi60drjqBNN9vwsKK0HXfOIiu1xUnDs7JFrQpqsoO9NR5QTtBpZezqV6qIpgL+snrRbBjV6gP 3M79L0sgh9XuJuJLevZXQmDOceyCo X-Received: by 2002:a17:906:31d4:b0:96a:63d4:24c5 with SMTP id f20-20020a17090631d400b0096a63d424c5mr7038403ejf.77.1691081617375; Thu, 03 Aug 2023 09:53:37 -0700 (PDT) X-Google-Smtp-Source: APBJJlHRH5ZgjJkQUxJJ+58qKoKTsSHT7S3XigxFOpDntBBMZ19xjhCROTsTFx3KOVVIwi5BUR2bOg== X-Received: by 2002:a17:906:31d4:b0:96a:63d4:24c5 with SMTP id f20-20020a17090631d400b0096a63d424c5mr7038393ejf.77.1691081617197; Thu, 03 Aug 2023 09:53:37 -0700 (PDT) Received: from cassiopeiae.. ([2a02:810d:4b3f:de9c:642:1aff:fe31:a19f]) by smtp.gmail.com with ESMTPSA id f18-20020a1709064dd200b00991bba473e1sm73096ejw.3.2023.08.03.09.53.35 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 03 Aug 2023 09:53:36 -0700 (PDT) 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, donald.robson@imgtec.com Subject: [PATCH drm-misc-next v9 11/11] drm/nouveau: debugfs: implement DRM GPU VA debugfs Date: Thu, 3 Aug 2023 18:52:30 +0200 Message-ID: <20230803165238.8798-12-dakr@redhat.com> X-Mailer: git-send-email 2.41.0 In-Reply-To: <20230803165238.8798-1-dakr@redhat.com> References: <20230803165238.8798-1-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: nouveau@lists.freedesktop.org, Danilo Krummrich , linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-doc@vger.kernel.org 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 | 39 +++++++++++++++++++++++ 1 file changed, 39 insertions(+) diff --git a/drivers/gpu/drm/nouveau/nouveau_debugfs.c b/drivers/gpu/drm/nouveau/nouveau_debugfs.c index 99d022a91afc..053f703f2f68 100644 --- a/drivers/gpu/drm/nouveau/nouveau_debugfs.c +++ b/drivers/gpu/drm/nouveau/nouveau_debugfs.c @@ -203,6 +203,44 @@ nouveau_debugfs_pstate_open(struct inode *inode, struct file *file) return single_open(file, nouveau_debugfs_pstate_get, inode->i_private); } +static void +nouveau_debugfs_gpuva_regions(struct seq_file *m, struct nouveau_uvmm *uvmm) +{ + MA_STATE(mas, &uvmm->region_mt, 0, 0); + struct nouveau_uvma_region *reg; + + seq_puts (m, " VA regions | start | range | end \n"); + seq_puts (m, "----------------------------------------------------------------------------\n"); + mas_for_each(&mas, reg, ULONG_MAX) + seq_printf(m, " | 0x%016llx | 0x%016llx | 0x%016llx\n", + reg->va.addr, reg->va.range, reg->va.addr + reg->va.range); +} + +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); + seq_puts(m, "\n"); + nouveau_debugfs_gpuva_regions(m, uvmm); + 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, @@ -214,6 +252,7 @@ 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)