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path: root/drivers/s390/char/hmcdrv_mod.c
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Diffstat (limited to 'drivers/s390/char/hmcdrv_mod.c')
-rw-r--r--drivers/s390/char/hmcdrv_mod.c64
1 files changed, 64 insertions, 0 deletions
diff --git a/drivers/s390/char/hmcdrv_mod.c b/drivers/s390/char/hmcdrv_mod.c
new file mode 100644
index 000000000..1447d0887
--- /dev/null
+++ b/drivers/s390/char/hmcdrv_mod.c
@@ -0,0 +1,64 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * HMC Drive DVD Module
+ *
+ * Copyright IBM Corp. 2013
+ * Author(s): Ralf Hoppe (rhoppe@de.ibm.com)
+ */
+
+#define KMSG_COMPONENT "hmcdrv"
+#define pr_fmt(fmt) KMSG_COMPONENT ": " fmt
+
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/moduleparam.h>
+#include <linux/stat.h>
+
+#include "hmcdrv_ftp.h"
+#include "hmcdrv_dev.h"
+#include "hmcdrv_cache.h"
+
+MODULE_LICENSE("GPL");
+MODULE_AUTHOR("Copyright 2013 IBM Corporation");
+MODULE_DESCRIPTION("HMC drive DVD access");
+
+/*
+ * module parameter 'cachesize'
+ */
+static size_t hmcdrv_mod_cachesize = HMCDRV_CACHE_SIZE_DFLT;
+module_param_named(cachesize, hmcdrv_mod_cachesize, ulong, S_IRUGO);
+
+/**
+ * hmcdrv_mod_init() - module init function
+ */
+static int __init hmcdrv_mod_init(void)
+{
+ int rc = hmcdrv_ftp_probe(); /* perform w/o cache */
+
+ if (rc)
+ return rc;
+
+ rc = hmcdrv_cache_startup(hmcdrv_mod_cachesize);
+
+ if (rc)
+ return rc;
+
+ rc = hmcdrv_dev_init();
+
+ if (rc)
+ hmcdrv_cache_shutdown();
+
+ return rc;
+}
+
+/**
+ * hmcdrv_mod_exit() - module exit function
+ */
+static void __exit hmcdrv_mod_exit(void)
+{
+ hmcdrv_dev_exit();
+ hmcdrv_cache_shutdown();
+}
+
+module_init(hmcdrv_mod_init);
+module_exit(hmcdrv_mod_exit);