aboutsummaryrefslogtreecommitdiff
path: root/drivers/scsi/cxgb3i/cxgb3i_init.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/scsi/cxgb3i/cxgb3i_init.c')
-rw-r--r--drivers/scsi/cxgb3i/cxgb3i_init.c107
1 files changed, 107 insertions, 0 deletions
diff --git a/drivers/scsi/cxgb3i/cxgb3i_init.c b/drivers/scsi/cxgb3i/cxgb3i_init.c
new file mode 100644
index 00000000000..091ecb4d9f3
--- /dev/null
+++ b/drivers/scsi/cxgb3i/cxgb3i_init.c
@@ -0,0 +1,107 @@
+/* cxgb3i_init.c: Chelsio S3xx iSCSI driver.
+ *
+ * Copyright (c) 2008 Chelsio Communications, Inc.
+ *
+ * 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.
+ *
+ * Written by: Karen Xie (kxie@chelsio.com)
+ */
+
+#include "cxgb3i.h"
+
+#define DRV_MODULE_NAME "cxgb3i"
+#define DRV_MODULE_VERSION "1.0.0"
+#define DRV_MODULE_RELDATE "Jun. 1, 2008"
+
+static char version[] =
+ "Chelsio S3xx iSCSI Driver " DRV_MODULE_NAME
+ " v" DRV_MODULE_VERSION " (" DRV_MODULE_RELDATE ")\n";
+
+MODULE_AUTHOR("Karen Xie <kxie@chelsio.com>");
+MODULE_DESCRIPTION("Chelsio S3xx iSCSI Driver");
+MODULE_LICENSE("GPL");
+MODULE_VERSION(DRV_MODULE_VERSION);
+
+static void open_s3_dev(struct t3cdev *);
+static void close_s3_dev(struct t3cdev *);
+
+static cxgb3_cpl_handler_func cxgb3i_cpl_handlers[NUM_CPL_CMDS];
+static struct cxgb3_client t3c_client = {
+ .name = "iscsi_cxgb3",
+ .handlers = cxgb3i_cpl_handlers,
+ .add = open_s3_dev,
+ .remove = close_s3_dev,
+};
+
+/**
+ * open_s3_dev - register with cxgb3 LLD
+ * @t3dev: cxgb3 adapter instance
+ */
+static void open_s3_dev(struct t3cdev *t3dev)
+{
+ static int vers_printed;
+
+ if (!vers_printed) {
+ printk(KERN_INFO "%s", version);
+ vers_printed = 1;
+ }
+
+ cxgb3i_sdev_add(t3dev, &t3c_client);
+ cxgb3i_adapter_add(t3dev);
+}
+
+/**
+ * close_s3_dev - de-register with cxgb3 LLD
+ * @t3dev: cxgb3 adapter instance
+ */
+static void close_s3_dev(struct t3cdev *t3dev)
+{
+ cxgb3i_adapter_remove(t3dev);
+ cxgb3i_sdev_remove(t3dev);
+}
+
+/**
+ * cxgb3i_init_module - module init entry point
+ *
+ * initialize any driver wide global data structures and register itself
+ * with the cxgb3 module
+ */
+static int __init cxgb3i_init_module(void)
+{
+ int err;
+
+ err = cxgb3i_sdev_init(cxgb3i_cpl_handlers);
+ if (err < 0)
+ return err;
+
+ err = cxgb3i_iscsi_init();
+ if (err < 0)
+ return err;
+
+ err = cxgb3i_pdu_init();
+ if (err < 0)
+ return err;
+
+ cxgb3_register_client(&t3c_client);
+
+ return 0;
+}
+
+/**
+ * cxgb3i_exit_module - module cleanup/exit entry point
+ *
+ * go through the driver hba list and for each hba, release any resource held.
+ * and unregisters iscsi transport and the cxgb3 module
+ */
+static void __exit cxgb3i_exit_module(void)
+{
+ cxgb3_unregister_client(&t3c_client);
+ cxgb3i_pdu_cleanup();
+ cxgb3i_iscsi_cleanup();
+ cxgb3i_sdev_cleanup();
+}
+
+module_init(cxgb3i_init_module);
+module_exit(cxgb3i_exit_module);