X-Git-Url: http://pilppa.org/gitweb/?a=blobdiff_plain;f=drivers%2Fchar%2Fviotape.c;h=13faf8d17482a58fdd3dcee95e33769f4bbb6b59;hb=f54496f55a729078e9eef90bf9e0783857a27db1;hp=73c78bf75d7f4e09e7affd373a8dd7fbbbc6b497;hpb=a12f66fccf2e266ad197df142b5ebafc6a169a8c;p=linux-2.6-omap-h63xx.git

diff --git a/drivers/char/viotape.c b/drivers/char/viotape.c
index 73c78bf75d7..13faf8d1748 100644
--- a/drivers/char/viotape.c
+++ b/drivers/char/viotape.c
@@ -49,7 +49,7 @@
 
 #include <asm/uaccess.h>
 #include <asm/ioctls.h>
-
+#include <asm/firmware.h>
 #include <asm/vio.h>
 #include <asm/iseries/vio.h>
 #include <asm/iseries/hv_lp_event.h>
@@ -442,7 +442,7 @@ static ssize_t viotap_write(struct file *file, const char *buf,
 	if (op == NULL)
 		return -ENOMEM;
 
-	get_dev_info(file->f_dentry->d_inode, &devi);
+	get_dev_info(file->f_path.dentry->d_inode, &devi);
 
 	/*
 	 * We need to make sure we can send a request.  We use
@@ -532,7 +532,7 @@ static ssize_t viotap_read(struct file *file, char *buf, size_t count,
 	if (op == NULL)
 		return -ENOMEM;
 
-	get_dev_info(file->f_dentry->d_inode, &devi);
+	get_dev_info(file->f_path.dentry->d_inode, &devi);
 
 	/*
 	 * We need to make sure we can send a request.  We use
@@ -612,7 +612,7 @@ static int viotap_ioctl(struct inode *inode, struct file *file,
 	if (op == NULL)
 		return -ENOMEM;
 
-	get_dev_info(file->f_dentry->d_inode, &devi);
+	get_dev_info(file->f_path.dentry->d_inode, &devi);
 
 	down(&reqSem);
 
@@ -777,7 +777,7 @@ static int viotap_open(struct inode *inode, struct file *file)
 	if (op == NULL)
 		return -ENOMEM;
 
-	get_dev_info(file->f_dentry->d_inode, &devi);
+	get_dev_info(file->f_path.dentry->d_inode, &devi);
 
 	/* Note: We currently only support one mode! */
 	if ((devi.devno >= viotape_numdev) || (devi.mode)) {
@@ -822,7 +822,7 @@ static int viotap_release(struct inode *inode, struct file *file)
 		return -ENOMEM;
 	init_completion(&op->com);
 
-	get_dev_info(file->f_dentry->d_inode, &devi);
+	get_dev_info(file->f_path.dentry->d_inode, &devi);
 
 	if (devi.devno >= viotape_numdev) {
 		ret = -ENODEV;
@@ -872,7 +872,7 @@ free_op:
 	return ret;
 }
 
-struct file_operations viotap_fops = {
+const struct file_operations viotap_fops = {
 	owner: THIS_MODULE,
 	read: viotap_read,
 	write: viotap_write,
@@ -997,6 +997,9 @@ int __init viotap_init(void)
 	int ret;
 	struct proc_dir_entry *e;
 
+	if (!firmware_has_feature(FW_FEATURE_ISERIES))
+		return -ENODEV;
+
 	op_struct_list = NULL;
 	if ((ret = add_op_structs(VIOTAPE_MAXREQ)) < 0) {
 		printk(VIOTAPE_KERN_WARN "couldn't allocate op structs\n");