linux-kernel - [PATCH] mod_devicetable: helper macro for declaring oftree module device table

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [thread-next>] [day] [month] [year] [list]

Message-Id: <1556104081-16217-1-git-send-email-info@metux.net>
Date:   Wed, 24 Apr 2019 13:08:01 +0200
From:   "Enrico Weigelt, metux IT consult" <info@...ux.net>
To:     linux-kernel@...r.kernel.org
Cc:     devicetree@...r.kernel.org, gregkh@...uxfoundation.org,
        heikki.krogerus@...ux.intel.com, f.fainelli@...il.com,
        rpjday@...shcourse.ca, dvhart@...radead.org
Subject: [PATCH] mod_devicetable: helper macro for declaring oftree module device table

Little helper macro that declares an oftree module device table,
if CONFIG_OF is enabled. Otherwise it's just noop.

This is also helpful if some drivers can be built w/ or w/o
oftree support.

Signed-off-by: Enrico Weigelt, metux IT consult <info@...ux.net>
---
 include/linux/mod_devicetable.h | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/include/linux/mod_devicetable.h b/include/linux/mod_devicetable.h
index 448621c..853e301 100644
--- a/include/linux/mod_devicetable.h
+++ b/include/linux/mod_devicetable.h
@@ -245,6 +245,15 @@ struct of_device_id {
 	const void *data;
 };
 
+/*
+ * macro for adding the of module device table only if CONFIG_OF enabled
+ */
+#ifdef CONFIG_OF
+#define MODULE_DEVICE_TABLE_OF(name)	MODULE_DEVICE_TABLE(of,name)
+#else
+#define MODULE_DEVICE_TABLE_OF(name)
+#endif /* CONFIG_OF */
+
 /* VIO */
 struct vio_device_id {
 	char type[32];
-- 
1.9.1