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authorHeiko Carstens <heiko.carstens@de.ibm.com>2017-08-07 15:16:16 +0200
committerMartin Schwidefsky <schwidefsky@de.ibm.com>2017-08-09 09:09:36 -0400
commitef267938f07197fc011e3aada67ac70a3c65c2ff (patch)
tree79b455ea3afe7f24586907a371e5ff95efc8d478 /drivers/s390
parents390/vmcp: make use of contiguous memory allocator (diff)
downloadwireguard-linux-ef267938f07197fc011e3aada67ac70a3c65c2ff.tar.xz
wireguard-linux-ef267938f07197fc011e3aada67ac70a3c65c2ff.zip
s390/vmcp: split vmcp header file and move to uapi
Split the vmcp header file and move the device driver internal structure to the C file, and move the ioctl definitions to the uapi directory. Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'drivers/s390')
-rw-r--r--drivers/s390/char/vmcp.c11
-rw-r--r--drivers/s390/char/vmcp.h31
2 files changed, 10 insertions, 32 deletions
diff --git a/drivers/s390/char/vmcp.c b/drivers/s390/char/vmcp.c
index c202b407698f..18b30119a70e 100644
--- a/drivers/s390/char/vmcp.c
+++ b/drivers/s390/char/vmcp.c
@@ -25,7 +25,16 @@
#include <asm/compat.h>
#include <asm/cpcmd.h>
#include <asm/debug.h>
-#include "vmcp.h"
+#include <asm/vmcp.h>
+
+struct vmcp_session {
+ char *response;
+ unsigned int bufsize;
+ unsigned int cma_alloc : 1;
+ int resp_size;
+ int resp_code;
+ struct mutex mutex;
+};
static debug_info_t *vmcp_debug;
diff --git a/drivers/s390/char/vmcp.h b/drivers/s390/char/vmcp.h
deleted file mode 100644
index 4e725edf449f..000000000000
--- a/drivers/s390/char/vmcp.h
+++ /dev/null
@@ -1,31 +0,0 @@
-/*
- * Copyright IBM Corp. 2004, 2005
- * Interface implementation for communication with the z/VM control program
- * Version 1.0
- * Author(s): Christian Borntraeger <cborntra@de.ibm.com>
- *
- *
- * z/VMs CP offers the possibility to issue commands via the diagnose code 8
- * this driver implements a character device that issues these commands and
- * returns the answer of CP.
- *
- * The idea of this driver is based on cpint from Neale Ferguson
- */
-
-#include <linux/ioctl.h>
-#include <linux/mutex.h>
-
-#define VMCP_GETCODE _IOR(0x10, 1, int)
-#define VMCP_SETBUF _IOW(0x10, 2, int)
-#define VMCP_GETSIZE _IOR(0x10, 3, int)
-
-struct vmcp_session {
- char *response;
- unsigned int bufsize;
- unsigned int cma_alloc : 1;
- int resp_size;
- int resp_code;
- /* As we use copy_from/to_user, which might *
- * sleep and cannot use a spinlock */
- struct mutex mutex;
-};