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envelope-from=xen-devel-bounces@lists.xenproject.org; helo=lists.xenproject.org; Received-SPF: Pass (protection.outlook.com: domain of xilinx.com designates 149.199.62.198 as permitted sender) receiver=protection.outlook.com; client-ip=149.199.62.198; helo=xsj-pvapexch01.xlnx.xilinx.com; From: Vikram Garhwal To: CC: , , Vikram Garhwal Subject: [XEN][RFC PATCH 06/13] device tree: Add dt_print_node_names() Date: Wed, 1 Sep 2021 23:05:56 -0700 Message-ID: <1630562763-390068-7-git-send-email-fnu.vikram@xilinx.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1630562763-390068-1-git-send-email-fnu.vikram@xilinx.com> References: <1630562763-390068-1-git-send-email-fnu.vikram@xilinx.com> MIME-Version: 1.0 X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: 3613ec78-5dcd-4519-f133-08d96dd7e514 X-MS-TrafficTypeDiagnostic: PH0PR02MB8501: X-Microsoft-Antispam-PRVS: X-Auto-Response-Suppress: DR, RN, NRN, OOF, AutoReply X-MS-Oob-TLC-OOBClassifiers: OLM:154; 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X-OriginatorOrg: xilinx.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 02 Sep 2021 06:07:07.7477 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 3613ec78-5dcd-4519-f133-08d96dd7e514 X-MS-Exchange-CrossTenant-Id: 657af505-d5df-48d0-8300-c31994686c5c X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=657af505-d5df-48d0-8300-c31994686c5c;Ip=[149.199.62.198];Helo=[xsj-pvapexch01.xlnx.xilinx.com] X-MS-Exchange-CrossTenant-AuthSource: DM3NAM02FT042.eop-nam02.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: PH0PR02MB8501 X-ZohoMail-DKIM: pass (identity @xilinx.onmicrosoft.com) X-ZM-MESSAGEID: 1630565478888100005 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Add dt_print_node_names() to print all nodes under a dt_device_node. dt_print_node_names() takes a dt_device_node type input and prints the node= name of all the subsequent nodes. This is added for debugging purpose for device= tree overlays. Signed-off-by: Vikram Garhwal --- xen/common/device_tree.c | 10 ++++++++++ xen/include/xen/device_tree.h | 5 +++++ 2 files changed, 15 insertions(+) diff --git a/xen/common/device_tree.c b/xen/common/device_tree.c index cda21be..bfe3191 100644 --- a/xen/common/device_tree.c +++ b/xen/common/device_tree.c @@ -308,6 +308,16 @@ struct dt_device_node *dt_find_node_by_path(const char= *path) return np; } =20 +void dt_print_node_names(struct dt_device_node *dt) +{ + struct dt_device_node *np; + + dt_for_each_device_node(dt, np) + dt_dprintk("Node name: %s Full name %s\n", np->name, np->full_name= ); + + return; +} + int dt_find_node_by_gpath(XEN_GUEST_HANDLE(char) u_path, uint32_t u_plen, struct dt_device_node **node) { diff --git a/xen/include/xen/device_tree.h b/xen/include/xen/device_tree.h index a4e98a7..dcd96b4 100644 --- a/xen/include/xen/device_tree.h +++ b/xen/include/xen/device_tree.h @@ -483,6 +483,11 @@ struct dt_device_node *dt_find_node_by_path(const char= *path); int dt_find_node_by_gpath(XEN_GUEST_HANDLE(char) u_path, uint32_t u_plen, struct dt_device_node **node); =20 +/* + * Prints all node names. + */ +void dt_print_node_names(struct dt_device_node *dt); + /** * dt_get_parent - Get a node's parent if any * @node: Node to get parent --=20 2.7.4