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-rw-r--r--drivers/scsi/megaraid/megaraid_mm.c20
-rw-r--r--drivers/scsi/megaraid/megaraid_mm.h1
2 files changed, 14 insertions, 7 deletions
diff --git a/drivers/scsi/megaraid/megaraid_mm.c b/drivers/scsi/megaraid/megaraid_mm.c
index b6587a6d848..0ad215e27b8 100644
--- a/drivers/scsi/megaraid/megaraid_mm.c
+++ b/drivers/scsi/megaraid/megaraid_mm.c
@@ -59,7 +59,6 @@ EXPORT_SYMBOL(mraid_mm_register_adp);
EXPORT_SYMBOL(mraid_mm_unregister_adp);
EXPORT_SYMBOL(mraid_mm_adapter_app_handle);
-static int majorno;
static uint32_t drvr_ver = 0x02200207;
static int adapters_count_g;
@@ -76,6 +75,12 @@ static const struct file_operations lsi_fops = {
.owner = THIS_MODULE,
};
+static struct miscdevice megaraid_mm_dev = {
+ .minor = MISC_DYNAMIC_MINOR,
+ .name = "megadev0",
+ .fops = &lsi_fops,
+};
+
/**
* mraid_mm_open - open routine for char node interface
* @inode : unused
@@ -1184,15 +1189,16 @@ mraid_mm_teardown_dma_pools(mraid_mmadp_t *adp)
static int __init
mraid_mm_init(void)
{
+ int err;
+
// Announce the driver version
con_log(CL_ANN, (KERN_INFO "megaraid cmm: %s %s\n",
LSI_COMMON_MOD_VERSION, LSI_COMMON_MOD_EXT_VERSION));
- majorno = register_chrdev(0, "megadev", &lsi_fops);
-
- if (majorno < 0) {
- con_log(CL_ANN, ("megaraid cmm: cannot get major\n"));
- return majorno;
+ err = misc_register(&megaraid_mm_dev);
+ if (err < 0) {
+ con_log(CL_ANN, ("megaraid cmm: cannot register misc device\n"));
+ return err;
}
init_waitqueue_head(&wait_q);
@@ -1230,7 +1236,7 @@ mraid_mm_exit(void)
{
con_log(CL_DLEVEL1 , ("exiting common mod\n"));
- unregister_chrdev(majorno, "megadev");
+ misc_deregister(&megaraid_mm_dev);
}
module_init(mraid_mm_init);
diff --git a/drivers/scsi/megaraid/megaraid_mm.h b/drivers/scsi/megaraid/megaraid_mm.h
index c8762b2b8ed..55b425c0a65 100644
--- a/drivers/scsi/megaraid/megaraid_mm.h
+++ b/drivers/scsi/megaraid/megaraid_mm.h
@@ -22,6 +22,7 @@
#include <linux/moduleparam.h>
#include <linux/pci.h>
#include <linux/list.h>
+#include <linux/miscdevice.h>
#include "mbox_defs.h"
#include "megaraid_ioctl.h"