From dabecb2933f7ae901c88cb10c71ab38ca7dfc38f Mon Sep 17 00:00:00 2001
From: Holger Dengler <hd@linux.vnet.ibm.com>
Date: Mon, 10 Sep 2012 21:34:26 +0200
Subject: s390/zcryt: Handle AP configuration changes

Detect external AP bus configuration changes and request
an AP device rescan.

Signed-off-by: Holger Dengler <hd@linux.vnet.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
---
 drivers/s390/crypto/zcrypt_api.h | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

(limited to 'drivers/s390/crypto/zcrypt_api.h')

diff --git a/drivers/s390/crypto/zcrypt_api.h b/drivers/s390/crypto/zcrypt_api.h
index 02b2d35de1a7..89632919c993 100644
--- a/drivers/s390/crypto/zcrypt_api.h
+++ b/drivers/s390/crypto/zcrypt_api.h
@@ -29,8 +29,10 @@
 #ifndef _ZCRYPT_API_H_
 #define _ZCRYPT_API_H_
 
-#include "ap_bus.h"
+#include <linux/atomic.h>
+#include <asm/debug.h>
 #include <asm/zcrypt.h>
+#include "ap_bus.h"
 
 /* deprecated status calls */
 #define ICAZ90STATUS		_IOR(ZCRYPT_IOCTL_MAGIC, 0x10, struct ica_z90_status)
@@ -112,8 +114,13 @@ struct zcrypt_device {
 
 	struct ap_message reply;	/* Per-device reply structure. */
 	int max_exp_bit_length;
+
+	debug_info_t *dbf_area;		/* debugging */
 };
 
+/* transport layer rescanning */
+extern atomic_t zcrypt_rescan_req;
+
 struct zcrypt_device *zcrypt_device_alloc(size_t);
 void zcrypt_device_free(struct zcrypt_device *);
 void zcrypt_device_get(struct zcrypt_device *);
-- 
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