X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=drivers%2Fs390%2Fcio%2Fcio.h;h=4541c1af4b666aac7152bcbf9ef593a46074a0ef;hb=16c70f8c1b54b61c3b951b6fb220df250fe09b32;hp=c50a9da420a914b0b24c6d9e8eb1dae69f051039;hpb=6a77f38946aaee1cd85eeec6cf4229b204c15071;p=linux-2.6.git

diff --git a/drivers/s390/cio/cio.h b/drivers/s390/cio/cio.h
index c50a9da42..4541c1af4 100644
--- a/drivers/s390/cio/cio.h
+++ b/drivers/s390/cio/cio.h
@@ -1,6 +1,9 @@
 #ifndef S390_CIO_H
 #define S390_CIO_H
 
+#include "schid.h"
+#include <linux/mutex.h>
+
 /*
  * where we put the ssd info
  */
@@ -83,9 +86,9 @@ struct orb {
 
 /* subchannel data structure used by I/O subroutines */
 struct subchannel {
-	unsigned int irq;	/* aka. subchannel number */
+	struct subchannel_id schid;
 	spinlock_t lock;	/* subchannel lock */
-
+	struct mutex reg_mutex;
 	enum {
 		SUBCHANNEL_TYPE_IO = 0,
 		SUBCHANNEL_TYPE_CHSC = 1,
@@ -114,7 +117,7 @@ struct subchannel {
 
 #define to_subchannel(n) container_of(n, struct subchannel, dev)
 
-extern int cio_validate_subchannel (struct subchannel *, unsigned int);
+extern int cio_validate_subchannel (struct subchannel *, struct subchannel_id);
 extern int cio_enable_subchannel (struct subchannel *, unsigned int);
 extern int cio_disable_subchannel (struct subchannel *);
 extern int cio_cancel (struct subchannel *);
@@ -127,14 +130,15 @@ extern int cio_cancel (struct subchannel *);
 extern int cio_set_options (struct subchannel *, int);
 extern int cio_get_options (struct subchannel *);
 extern int cio_modify (struct subchannel *);
+
 /* Use with care. */
 #ifdef CONFIG_CCW_CONSOLE
 extern struct subchannel *cio_probe_console(void);
 extern void cio_release_console(void);
-extern int cio_is_console(int irq);
+extern int cio_is_console(struct subchannel_id);
 extern struct subchannel *cio_get_console_subchannel(void);
 #else
-#define cio_is_console(irq) 0
+#define cio_is_console(schid) 0
 #define cio_get_console_subchannel() NULL
 #endif