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Commit 21feb5cc authored by Gerd Knorr 's avatar Gerd Knorr Committed by James Bottomley
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[SCSI] convert scsi changer driver from class simple 



Here is a incremental patch which switches the driver over to
the new non-simple functions.  Compile-tested.

Signed-off-by: default avatarGerd Knorr <kraxel@bytesex.org>
Signed-off-by: default avatarJames Bottomley <James.Bottomley@SteelEye.com>
parent daa6eda6

drivers/scsi/ch.c

+9 −8
Original line number Diff line number Diff line
@@ -101,7 +101,7 @@ static long ch_ioctl_compat(struct file * filp, 
			    unsigned int cmd, unsigned long arg);

#endif



static struct class_simple * ch_sysfs_class;

static struct class * ch_sysfs_class;



typedef struct {

	struct list_head    list;
@@ -942,7 +942,7 @@ static int ch_probe(struct device *dev) 


	devfs_mk_cdev(MKDEV(SCSI_CHANGER_MAJOR,ch->minor),

		      S_IFCHR | S_IRUGO | S_IWUGO, ch->name);

	class_simple_device_add(ch_sysfs_class,

	class_device_create(ch_sysfs_class,

			    MKDEV(SCSI_CHANGER_MAJOR,ch->minor),

			    dev, "s%s", ch->name);
@@ -972,7 +972,8 @@ static int ch_remove(struct device *dev) 
	list_del(&ch->list);

	spin_unlock(&ch_devlist_lock);



	class_simple_device_remove(MKDEV(SCSI_CHANGER_MAJOR,ch->minor));

	class_device_destroy(ch_sysfs_class,

			     MKDEV(SCSI_CHANGER_MAJOR,ch->minor));

	devfs_remove(ch->name);

	kfree(ch->dt);

	kfree(ch);
@@ -985,7 +986,7 @@ static int __init init_ch_module(void) 
	int rc;

	

	printk(KERN_INFO "SCSI Media Changer driver v" VERSION " \n");

        ch_sysfs_class = class_simple_create(THIS_MODULE, "scsi_changer");

        ch_sysfs_class = class_create(THIS_MODULE, "scsi_changer");

        if (IS_ERR(ch_sysfs_class)) {

		rc = PTR_ERR(ch_sysfs_class);

		return rc;
@@ -1004,7 +1005,7 @@ static int __init init_ch_module(void) 
 fail2:

	unregister_chrdev(SCSI_CHANGER_MAJOR, "ch");

 fail1:

	class_simple_destroy(ch_sysfs_class);

	class_destroy(ch_sysfs_class);

	return rc;

}
@@ -1012,7 +1013,7 @@ static void __exit exit_ch_module(void) 
{

	scsi_unregister_driver(&ch_template.gendrv);

	unregister_chrdev(SCSI_CHANGER_MAJOR, "ch");

	class_simple_destroy(ch_sysfs_class);

	class_destroy(ch_sysfs_class);

}



module_init(init_ch_module);