Add the rt linux 4.1.3-rt3 as base

[kvmfornfv.git] / kernel / drivers / staging / i2o / config-osm.c

diff --git a/kernel/drivers/staging/i2o/config-osm.c b/kernel/drivers/staging/i2o/config-osm.c
new file mode 100644 (file)
index 0000000..45091ac
--- /dev/null
+++ b/kernel/drivers/staging/i2o/config-osm.c
@@ -0,0 +1,90 @@
+/*
+ *     Configuration OSM
+ *
+ *     Copyright (C) 2005      Markus Lidel <Markus.Lidel@shadowconnect.com>
+ *
+ *     This program is free software; you can redistribute it and/or modify it
+ *     under the terms of the GNU General Public License as published by the
+ *     Free Software Foundation; either version 2 of the License, or (at your
+ *     option) any later version.
+ *
+ *     Fixes/additions:
+ *             Markus Lidel <Markus.Lidel@shadowconnect.com>
+ *                     initial version.
+ */
+
+#include <linux/module.h>
+#include "i2o.h"
+#include <linux/dcache.h>
+#include <linux/namei.h>
+#include <linux/fs.h>
+
+#include <linux/uaccess.h>
+
+#define OSM_NAME       "config-osm"
+#define OSM_VERSION    "1.323"
+#define OSM_DESCRIPTION        "I2O Configuration OSM"
+
+/* access mode user rw */
+#define S_IWRSR (S_IRUSR | S_IWUSR)
+
+static struct i2o_driver i2o_config_driver;
+
+/* Config OSM driver struct */
+static struct i2o_driver i2o_config_driver = {
+       .name = OSM_NAME,
+};
+
+#ifdef CONFIG_I2O_CONFIG_OLD_IOCTL
+#include "i2o_config.c"
+#endif
+
+/**
+ *     i2o_config_init - Configuration OSM initialization function
+ *
+ *     Registers Configuration OSM in the I2O core and if old ioctl's are
+ *     compiled in initialize them.
+ *
+ *     Returns 0 on success or negative error code on failure.
+ */
+static int __init i2o_config_init(void)
+{
+       printk(KERN_INFO OSM_DESCRIPTION " v" OSM_VERSION "\n");
+
+       if (i2o_driver_register(&i2o_config_driver)) {
+               osm_err("handler register failed.\n");
+               return -EBUSY;
+       }
+#ifdef CONFIG_I2O_CONFIG_OLD_IOCTL
+       if (i2o_config_old_init()) {
+               osm_err("old config handler initialization failed\n");
+               i2o_driver_unregister(&i2o_config_driver);
+               return -EBUSY;
+       }
+#endif
+
+       return 0;
+}
+
+/**
+ *     i2o_config_exit - Configuration OSM exit function
+ *
+ *     If old ioctl's are compiled in exit remove them and unregisters
+ *     Configuration OSM from I2O core.
+ */
+static void i2o_config_exit(void)
+{
+#ifdef CONFIG_I2O_CONFIG_OLD_IOCTL
+       i2o_config_old_exit();
+#endif
+
+       i2o_driver_unregister(&i2o_config_driver);
+}
+
+MODULE_AUTHOR("Markus Lidel <Markus.Lidel@shadowconnect.com>");
+MODULE_LICENSE("GPL");
+MODULE_DESCRIPTION(OSM_DESCRIPTION);
+MODULE_VERSION(OSM_VERSION);
+
+module_init(i2o_config_init);
+module_exit(i2o_config_exit);