From patchwork Wed Jun 27 13:09:02 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?q?Noralf_Tr=C3=B8nnes?= X-Patchwork-Id: 10491619 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 17032602B3 for ; Wed, 27 Jun 2018 13:10:27 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 049D528EA3 for ; Wed, 27 Jun 2018 13:10:27 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 02B2D28EC4; Wed, 27 Jun 2018 13:10:26 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.2 required=2.0 tests=BAYES_00, MAILING_LIST_MULTI, RCVD_IN_DNSWL_MED autolearn=unavailable version=3.3.1 Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id A3C1A28F34 for ; Wed, 27 Jun 2018 13:10:26 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id B8DBA6E92E; Wed, 27 Jun 2018 13:09:41 +0000 (UTC) X-Original-To: dri-devel@lists.freedesktop.org Delivered-To: dri-devel@lists.freedesktop.org Received: from smtp.domeneshop.no (smtp.domeneshop.no [IPv6:2a01:5b40:0:3005::1]) by gabe.freedesktop.org (Postfix) with ESMTPS id 2D5406E913; Wed, 27 Jun 2018 13:09:38 +0000 (UTC) Received: from 211.81-166-168.customer.lyse.net ([81.166.168.211]:56176 helo=localhost.localdomain) by smtp.domeneshop.no with esmtpsa (TLS1.2:ECDHE_RSA_AES_128_CBC_SHA256:128) (Exim 4.84_2) (envelope-from ) id 1fYACW-0004US-D3; Wed, 27 Jun 2018 15:09:36 +0200 From: =?UTF-8?q?Noralf=20Tr=C3=B8nnes?= To: dri-devel@lists.freedesktop.org Subject: [PATCH v3 6/9] drm/debugfs: Add internal client debugfs file Date: Wed, 27 Jun 2018 15:09:02 +0200 Message-Id: <20180627130905.40117-7-noralf@tronnes.org> X-Mailer: git-send-email 2.15.1 In-Reply-To: <20180627130905.40117-1-noralf@tronnes.org> References: <20180627130905.40117-1-noralf@tronnes.org> MIME-Version: 1.0 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: intel-gfx@lists.freedesktop.org, laurent.pinchart@ideasonboard.com, david@lechnology.com Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" X-Virus-Scanned: ClamAV using ClamSMTP Print the names of the internal clients currently attached. Reviewed-by: Daniel Vetter Signed-off-by: Noralf Trønnes --- drivers/gpu/drm/drm_client.c | 28 ++++++++++++++++++++++++++++ drivers/gpu/drm/drm_debugfs.c | 7 +++++++ include/drm/drm_client.h | 3 +++ 3 files changed, 38 insertions(+) diff --git a/drivers/gpu/drm/drm_client.c b/drivers/gpu/drm/drm_client.c index f05ee98bd10c..e8d7b259ff22 100644 --- a/drivers/gpu/drm/drm_client.c +++ b/drivers/gpu/drm/drm_client.c @@ -375,3 +375,31 @@ void drm_client_framebuffer_delete(struct drm_client_buffer *buffer) drm_client_buffer_delete(buffer); } EXPORT_SYMBOL(drm_client_framebuffer_delete); + +#ifdef CONFIG_DEBUG_FS +static int drm_client_debugfs_internal_clients(struct seq_file *m, void *data) +{ + struct drm_info_node *node = m->private; + struct drm_device *dev = node->minor->dev; + struct drm_printer p = drm_seq_file_printer(m); + struct drm_client_dev *client; + + mutex_lock(&dev->clientlist_mutex); + list_for_each_entry(client, &dev->clientlist, list) + drm_printf(&p, "%s\n", client->name); + mutex_unlock(&dev->clientlist_mutex); + + return 0; +} + +static const struct drm_info_list drm_client_debugfs_list[] = { + { "internal_clients", drm_client_debugfs_internal_clients, 0 }, +}; + +int drm_client_debugfs_init(struct drm_minor *minor) +{ + return drm_debugfs_create_files(drm_client_debugfs_list, + ARRAY_SIZE(drm_client_debugfs_list), + minor->debugfs_root, minor); +} +#endif diff --git a/drivers/gpu/drm/drm_debugfs.c b/drivers/gpu/drm/drm_debugfs.c index b2482818fee8..50a20bfc07ea 100644 --- a/drivers/gpu/drm/drm_debugfs.c +++ b/drivers/gpu/drm/drm_debugfs.c @@ -28,6 +28,7 @@ #include #include +#include #include #include #include @@ -164,6 +165,12 @@ int drm_debugfs_init(struct drm_minor *minor, int minor_id, DRM_ERROR("Failed to create framebuffer debugfs file\n"); return ret; } + + ret = drm_client_debugfs_init(minor); + if (ret) { + DRM_ERROR("Failed to create client debugfs file\n"); + return ret; + } } if (dev->driver->debugfs_init) { diff --git a/include/drm/drm_client.h b/include/drm/drm_client.h index 02cbb02714d8..e03ac786b0e1 100644 --- a/include/drm/drm_client.h +++ b/include/drm/drm_client.h @@ -10,6 +10,7 @@ struct drm_device; struct drm_file; struct drm_framebuffer; struct drm_gem_object; +struct drm_minor; struct module; /** @@ -146,4 +147,6 @@ struct drm_client_buffer * drm_client_framebuffer_create(struct drm_client_dev *client, u32 width, u32 height, u32 format); void drm_client_framebuffer_delete(struct drm_client_buffer *buffer); +int drm_client_debugfs_init(struct drm_minor *minor); + #endif