X-Git-Url: http://pilppa.org/gitweb/gitweb.cgi?a=blobdiff_plain;f=drivers%2Fchar%2Fviotape.c;h=064c091952152861814d7295c6cc9e687352d2f8;hb=b833b481c10cf591b15cc674948cc514e55d3b94;hp=94d79cb8ce8d559ac4690eabb7e30f7ad1cb00d2;hpb=678f2b7df24c34f90fee264fa3a8069bca9c99ad;p=linux-2.6-omap-h63xx.git

diff --git a/drivers/char/viotape.c b/drivers/char/viotape.c
index 94d79cb8ce8..064c0919521 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>
@@ -392,8 +392,8 @@ static int get_viotape_info(void)
 	if (op == NULL)
 		return -ENOMEM;
 
-	viotape_unitinfo = dma_alloc_coherent(iSeries_vio_dev, len,
-		&viotape_unitinfo_token, GFP_ATOMIC);
+	viotape_unitinfo = iseries_hv_alloc(len, &viotape_unitinfo_token,
+		GFP_ATOMIC);
 	if (viotape_unitinfo == NULL) {
 		free_op_struct(op);
 		return -ENOMEM;
@@ -872,13 +872,13 @@ free_op:
 	return ret;
 }
 
-struct file_operations viotap_fops = {
-	owner: THIS_MODULE,
-	read: viotap_read,
-	write: viotap_write,
-	ioctl: viotap_ioctl,
-	open: viotap_open,
-	release: viotap_release,
+const struct file_operations viotap_fops = {
+	.owner =	THIS_MODULE,
+	.read =		viotap_read,
+	.write =	viotap_write,
+	.ioctl =	viotap_ioctl,
+	.open =		viotap_open,
+	.release =	viotap_release,
 };
 
 /* Handle interrupt events for tape */
@@ -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");
@@ -1095,18 +1098,12 @@ static int chg_state(int index, unsigned char new_state, struct file *file)
 /* Cleanup */
 static void __exit viotap_exit(void)
 {
-	int ret;
-
 	remove_proc_entry("iSeries/viotape", NULL);
 	vio_unregister_driver(&viotape_driver);
 	class_destroy(tape_class);
-	ret = unregister_chrdev(VIOTAPE_MAJOR, "viotape");
-	if (ret < 0)
-		printk(VIOTAPE_KERN_WARN "Error unregistering device: %d\n",
-				ret);
+	unregister_chrdev(VIOTAPE_MAJOR, "viotape");
 	if (viotape_unitinfo)
-		dma_free_coherent(iSeries_vio_dev,
-				sizeof(viotape_unitinfo[0]) * VIOTAPE_MAX_TAPE,
+		iseries_hv_free(sizeof(viotape_unitinfo[0]) * VIOTAPE_MAX_TAPE,
 				viotape_unitinfo, viotape_unitinfo_token);
 	viopath_close(viopath_hostLp, viomajorsubtype_tape, VIOTAPE_MAXREQ + 2);
 	vio_clearHandler(viomajorsubtype_tape);