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-rw-r--r--arch/s390/include/uapi/asm/zcrypt.h4
-rw-r--r--drivers/s390/crypto/Makefile2
-rw-r--r--drivers/s390/crypto/zcrypt_api.c2
-rw-r--r--drivers/s390/crypto/zcrypt_api.h15
-rw-r--r--drivers/s390/crypto/zcrypt_card.c2
-rw-r--r--drivers/s390/crypto/zcrypt_cca_key.h2
-rw-r--r--drivers/s390/crypto/zcrypt_cex2a.c6
-rw-r--r--drivers/s390/crypto/zcrypt_cex2a.h6
-rw-r--r--drivers/s390/crypto/zcrypt_cex2c.c (renamed from drivers/s390/crypto/zcrypt_pcixcc.c)125
-rw-r--r--drivers/s390/crypto/zcrypt_cex2c.h (renamed from drivers/s390/crypto/zcrypt_pcixcc.h)14
-rw-r--r--drivers/s390/crypto/zcrypt_cex4.c20
-rw-r--r--drivers/s390/crypto/zcrypt_error.h2
-rw-r--r--drivers/s390/crypto/zcrypt_msgtype50.c24
-rw-r--r--drivers/s390/crypto/zcrypt_msgtype50.h2
-rw-r--r--drivers/s390/crypto/zcrypt_msgtype6.c65
-rw-r--r--drivers/s390/crypto/zcrypt_msgtype6.h15
-rw-r--r--drivers/s390/crypto/zcrypt_queue.c2
17 files changed, 117 insertions, 191 deletions
diff --git a/arch/s390/include/uapi/asm/zcrypt.h b/arch/s390/include/uapi/asm/zcrypt.h
index 196a3047fb0a..42c81a95e97b 100644
--- a/arch/s390/include/uapi/asm/zcrypt.h
+++ b/arch/s390/include/uapi/asm/zcrypt.h
@@ -2,7 +2,7 @@
/*
* include/asm-s390/zcrypt.h
*
- * zcrypt 2.2.0 (user-visible header)
+ * zcrypt 2.2.1 (user-visible header)
*
* Copyright IBM Corp. 2001, 2018
* Author(s): Robert Burroughs
@@ -16,7 +16,7 @@
#define ZCRYPT_VERSION 2
#define ZCRYPT_RELEASE 2
-#define ZCRYPT_VARIANT 0
+#define ZCRYPT_VARIANT 1
#include <linux/ioctl.h>
#include <linux/compiler.h>
diff --git a/drivers/s390/crypto/Makefile b/drivers/s390/crypto/Makefile
index b59af548ed1c..fd5e215c66b7 100644
--- a/drivers/s390/crypto/Makefile
+++ b/drivers/s390/crypto/Makefile
@@ -10,7 +10,7 @@ zcrypt-objs := zcrypt_api.o zcrypt_card.o zcrypt_queue.o
zcrypt-objs += zcrypt_msgtype6.o zcrypt_msgtype50.o
obj-$(CONFIG_ZCRYPT) += zcrypt.o
# adapter drivers depend on ap.o and zcrypt.o
-obj-$(CONFIG_ZCRYPT) += zcrypt_pcixcc.o zcrypt_cex2a.o zcrypt_cex4.o
+obj-$(CONFIG_ZCRYPT) += zcrypt_cex2c.o zcrypt_cex2a.o zcrypt_cex4.o
# pkey kernel module
pkey-objs := pkey_api.o
diff --git a/drivers/s390/crypto/zcrypt_api.c b/drivers/s390/crypto/zcrypt_api.c
index d7e1c7cd2c89..26f1cd669e90 100644
--- a/drivers/s390/crypto/zcrypt_api.c
+++ b/drivers/s390/crypto/zcrypt_api.c
@@ -1,7 +1,5 @@
// SPDX-License-Identifier: GPL-2.0+
/*
- * zcrypt 2.2.0
- *
* Copyright IBM Corp. 2001, 2018
* Author(s): Robert Burroughs
* Eric Rossman (edrossma@us.ibm.com)
diff --git a/drivers/s390/crypto/zcrypt_api.h b/drivers/s390/crypto/zcrypt_api.h
index a848625c1a5a..af67a768a3fc 100644
--- a/drivers/s390/crypto/zcrypt_api.h
+++ b/drivers/s390/crypto/zcrypt_api.h
@@ -1,8 +1,6 @@
/* SPDX-License-Identifier: GPL-2.0+ */
/*
- * zcrypt 2.1.0
- *
- * Copyright IBM Corp. 2001, 2012
+ * Copyright IBM Corp. 2001, 2018
* Author(s): Robert Burroughs
* Eric Rossman (edrossma@us.ibm.com)
* Cornelia Huck <cornelia.huck@de.ibm.com>
@@ -22,17 +20,8 @@
#include "ap_bus.h"
/**
- * device type for an actual device is either PCICA, PCICC, PCIXCC_MCL2,
- * PCIXCC_MCL3, CEX2C, or CEX2A
- *
- * NOTE: PCIXCC_MCL3 refers to a PCIXCC with May 2004 version of Licensed
- * Internal Code (LIC) (EC J12220 level 29).
- * PCIXCC_MCL2 refers to any LIC before this level.
+ * Supported device types
*/
-#define ZCRYPT_PCICA 1
-#define ZCRYPT_PCICC 2
-#define ZCRYPT_PCIXCC_MCL2 3
-#define ZCRYPT_PCIXCC_MCL3 4
#define ZCRYPT_CEX2C 5
#define ZCRYPT_CEX2A 6
#define ZCRYPT_CEX3C 7
diff --git a/drivers/s390/crypto/zcrypt_card.c b/drivers/s390/crypto/zcrypt_card.c
index 40cd4c1c2de8..d4f35a183c15 100644
--- a/drivers/s390/crypto/zcrypt_card.c
+++ b/drivers/s390/crypto/zcrypt_card.c
@@ -1,7 +1,5 @@
// SPDX-License-Identifier: GPL-2.0+
/*
- * zcrypt 2.1.0
- *
* Copyright IBM Corp. 2001, 2012
* Author(s): Robert Burroughs
* Eric Rossman (edrossma@us.ibm.com)
diff --git a/drivers/s390/crypto/zcrypt_cca_key.h b/drivers/s390/crypto/zcrypt_cca_key.h
index e5b5c02c9d67..f09bb850763b 100644
--- a/drivers/s390/crypto/zcrypt_cca_key.h
+++ b/drivers/s390/crypto/zcrypt_cca_key.h
@@ -1,7 +1,5 @@
/* SPDX-License-Identifier: GPL-2.0+ */
/*
- * zcrypt 2.1.0
- *
* Copyright IBM Corp. 2001, 2006
* Author(s): Robert Burroughs
* Eric Rossman (edrossma@us.ibm.com)
diff --git a/drivers/s390/crypto/zcrypt_cex2a.c b/drivers/s390/crypto/zcrypt_cex2a.c
index f4ae5fa30ec9..146f54f5cbb8 100644
--- a/drivers/s390/crypto/zcrypt_cex2a.c
+++ b/drivers/s390/crypto/zcrypt_cex2a.c
@@ -1,7 +1,5 @@
// SPDX-License-Identifier: GPL-2.0+
/*
- * zcrypt 2.1.0
- *
* Copyright IBM Corp. 2001, 2012
* Author(s): Robert Burroughs
* Eric Rossman (edrossma@us.ibm.com)
@@ -43,8 +41,8 @@
#define CEX3A_CLEANUP_TIME CEX2A_CLEANUP_TIME
MODULE_AUTHOR("IBM Corporation");
-MODULE_DESCRIPTION("CEX2A Cryptographic Coprocessor device driver, " \
- "Copyright IBM Corp. 2001, 2012");
+MODULE_DESCRIPTION("CEX2A/CEX3A Cryptographic Coprocessor device driver, " \
+ "Copyright IBM Corp. 2001, 2018");
MODULE_LICENSE("GPL");
static struct ap_device_id zcrypt_cex2a_card_ids[] = {
diff --git a/drivers/s390/crypto/zcrypt_cex2a.h b/drivers/s390/crypto/zcrypt_cex2a.h
index 66d58bc87c66..7842214d9d09 100644
--- a/drivers/s390/crypto/zcrypt_cex2a.h
+++ b/drivers/s390/crypto/zcrypt_cex2a.h
@@ -1,7 +1,5 @@
/* SPDX-License-Identifier: GPL-2.0+ */
/*
- * zcrypt 2.1.0
- *
* Copyright IBM Corp. 2001, 2006
* Author(s): Robert Burroughs
* Eric Rossman (edrossma@us.ibm.com)
@@ -14,7 +12,7 @@
#define _ZCRYPT_CEX2A_H_
/**
- * The type 50 message family is associated with a CEX2A card.
+ * The type 50 message family is associated with CEXxA cards.
*
* The four members of the family are described below.
*
@@ -111,7 +109,7 @@ struct type50_crb3_msg {
} __packed;
/**
- * The type 80 response family is associated with a CEX2A card.
+ * The type 80 response family is associated with a CEXxA cards.
*
* Note that all unsigned char arrays are right-justified and left-padded
* with zeroes.
diff --git a/drivers/s390/crypto/zcrypt_pcixcc.c b/drivers/s390/crypto/zcrypt_cex2c.c
index 94d9f7224aea..546f67676734 100644
--- a/drivers/s390/crypto/zcrypt_pcixcc.c
+++ b/drivers/s390/crypto/zcrypt_cex2c.c
@@ -1,8 +1,6 @@
// SPDX-License-Identifier: GPL-2.0+
/*
- * zcrypt 2.1.0
- *
- * Copyright IBM Corp. 2001, 2012
+ * Copyright IBM Corp. 2001, 2018
* Author(s): Robert Burroughs
* Eric Rossman (edrossma@us.ibm.com)
*
@@ -25,39 +23,22 @@
#include "zcrypt_api.h"
#include "zcrypt_error.h"
#include "zcrypt_msgtype6.h"
-#include "zcrypt_pcixcc.h"
+#include "zcrypt_cex2c.h"
#include "zcrypt_cca_key.h"
-#define PCIXCC_MIN_MOD_SIZE 16 /* 128 bits */
-#define PCIXCC_MIN_MOD_SIZE_OLD 64 /* 512 bits */
-#define PCIXCC_MAX_MOD_SIZE 256 /* 2048 bits */
-#define CEX3C_MIN_MOD_SIZE PCIXCC_MIN_MOD_SIZE
+#define CEX2C_MIN_MOD_SIZE 16 /* 128 bits */
+#define CEX2C_MAX_MOD_SIZE 256 /* 2048 bits */
+#define CEX3C_MIN_MOD_SIZE 16 /* 128 bits */
#define CEX3C_MAX_MOD_SIZE 512 /* 4096 bits */
-
-#define PCIXCC_MAX_ICA_MESSAGE_SIZE 0x77c /* max size type6 v2 crt message */
-#define PCIXCC_MAX_ICA_RESPONSE_SIZE 0x77c /* max size type86 v2 reply */
-
-#define PCIXCC_MAX_XCRB_MESSAGE_SIZE (12*1024)
-
-#define PCIXCC_CLEANUP_TIME (15*HZ)
-
-#define CEIL4(x) ((((x)+3)/4)*4)
-
-struct response_type {
- struct completion work;
- int type;
-};
-#define PCIXCC_RESPONSE_TYPE_ICA 0
-#define PCIXCC_RESPONSE_TYPE_XCRB 1
+#define CEX2C_MAX_XCRB_MESSAGE_SIZE (12*1024)
+#define CEX2C_CLEANUP_TIME (15*HZ)
MODULE_AUTHOR("IBM Corporation");
-MODULE_DESCRIPTION("PCIXCC Cryptographic Coprocessor device driver, " \
- "Copyright IBM Corp. 2001, 2012");
+MODULE_DESCRIPTION("CEX2C/CEX3C Cryptographic Coprocessor device driver, " \
+ "Copyright IBM Corp. 2001, 2018");
MODULE_LICENSE("GPL");
-static struct ap_device_id zcrypt_pcixcc_card_ids[] = {
- { .dev_type = AP_DEVICE_TYPE_PCIXCC,
- .match_flags = AP_DEVICE_ID_MATCH_CARD_TYPE },
+static struct ap_device_id zcrypt_cex2c_card_ids[] = {
{ .dev_type = AP_DEVICE_TYPE_CEX2C,
.match_flags = AP_DEVICE_ID_MATCH_CARD_TYPE },
{ .dev_type = AP_DEVICE_TYPE_CEX3C,
@@ -65,11 +46,9 @@ static struct ap_device_id zcrypt_pcixcc_card_ids[] = {
{ /* end of list */ },
};
-MODULE_DEVICE_TABLE(ap, zcrypt_pcixcc_card_ids);
+MODULE_DEVICE_TABLE(ap, zcrypt_cex2c_card_ids);
-static struct ap_device_id zcrypt_pcixcc_queue_ids[] = {
- { .dev_type = AP_DEVICE_TYPE_PCIXCC,
- .match_flags = AP_DEVICE_ID_MATCH_QUEUE_TYPE },
+static struct ap_device_id zcrypt_cex2c_queue_ids[] = {
{ .dev_type = AP_DEVICE_TYPE_CEX2C,
.match_flags = AP_DEVICE_ID_MATCH_QUEUE_TYPE },
{ .dev_type = AP_DEVICE_TYPE_CEX3C,
@@ -77,16 +56,16 @@ static struct ap_device_id zcrypt_pcixcc_queue_ids[] = {
{ /* end of list */ },
};
-MODULE_DEVICE_TABLE(ap, zcrypt_pcixcc_queue_ids);
+MODULE_DEVICE_TABLE(ap, zcrypt_cex2c_queue_ids);
/**
- * Large random number detection function. Its sends a message to a pcixcc
+ * Large random number detection function. Its sends a message to a CEX2C/CEX3C
* card to find out if large random numbers are supported.
* @ap_dev: pointer to the AP device.
*
* Returns 1 if large random numbers are supported, 0 if not and < 0 on error.
*/
-static int zcrypt_pcixcc_rng_supported(struct ap_queue *aq)
+static int zcrypt_cex2c_rng_supported(struct ap_queue *aq)
{
struct ap_message ap_msg;
unsigned long long psmid;
@@ -147,13 +126,11 @@ out_free:
}
/**
- * Probe function for PCIXCC/CEX2C card devices. It always accepts the
- * AP device since the bus_match already checked the hardware type. The
- * PCIXCC cards come in two flavours: micro code level 2 and micro code
- * level 3. This is checked by sending a test message to the device.
+ * Probe function for CEX2C/CEX3C card devices. It always accepts the
+ * AP device since the bus_match already checked the hardware type.
* @ap_dev: pointer to the AP card device.
*/
-static int zcrypt_pcixcc_card_probe(struct ap_device *ap_dev)
+static int zcrypt_cex2c_card_probe(struct ap_device *ap_dev)
{
/*
* Normalized speed ratings per crypto adapter
@@ -179,9 +156,9 @@ static int zcrypt_pcixcc_card_probe(struct ap_device *ap_dev)
zc->type_string = "CEX2C";
memcpy(zc->speed_rating, CEX2C_SPEED_IDX,
sizeof(CEX2C_SPEED_IDX));
- zc->min_mod_size = PCIXCC_MIN_MOD_SIZE;
- zc->max_mod_size = PCIXCC_MAX_MOD_SIZE;
- zc->max_exp_bit_length = PCIXCC_MAX_MOD_SIZE;
+ zc->min_mod_size = CEX2C_MIN_MOD_SIZE;
+ zc->max_mod_size = CEX2C_MAX_MOD_SIZE;
+ zc->max_exp_bit_length = CEX2C_MAX_MOD_SIZE;
break;
case AP_DEVICE_TYPE_CEX3C:
zc->user_space_type = ZCRYPT_CEX3C;
@@ -208,10 +185,10 @@ static int zcrypt_pcixcc_card_probe(struct ap_device *ap_dev)
}
/**
- * This is called to remove the PCIXCC/CEX2C card driver information
+ * This is called to remove the CEX2C/CEX3C card driver information
* if an AP card device is removed.
*/
-static void zcrypt_pcixcc_card_remove(struct ap_device *ap_dev)
+static void zcrypt_cex2c_card_remove(struct ap_device *ap_dev)
{
struct zcrypt_card *zc = to_ap_card(&ap_dev->device)->private;
@@ -219,33 +196,31 @@ static void zcrypt_pcixcc_card_remove(struct ap_device *ap_dev)
zcrypt_card_unregister(zc);
}
-static struct ap_driver zcrypt_pcixcc_card_driver = {
- .probe = zcrypt_pcixcc_card_probe,
- .remove = zcrypt_pcixcc_card_remove,
- .ids = zcrypt_pcixcc_card_ids,
+static struct ap_driver zcrypt_cex2c_card_driver = {
+ .probe = zcrypt_cex2c_card_probe,
+ .remove = zcrypt_cex2c_card_remove,
+ .ids = zcrypt_cex2c_card_ids,
.flags = AP_DRIVER_FLAG_DEFAULT,
};
/**
- * Probe function for PCIXCC/CEX2C queue devices. It always accepts the
- * AP device since the bus_match already checked the hardware type. The
- * PCIXCC cards come in two flavours: micro code level 2 and micro code
- * level 3. This is checked by sending a test message to the device.
+ * Probe function for CEX2C/CEX3C queue devices. It always accepts the
+ * AP device since the bus_match already checked the hardware type.
* @ap_dev: pointer to the AP card device.
*/
-static int zcrypt_pcixcc_queue_probe(struct ap_device *ap_dev)
+static int zcrypt_cex2c_queue_probe(struct ap_device *ap_dev)
{
struct ap_queue *aq = to_ap_queue(&ap_dev->device);
struct zcrypt_queue *zq;
int rc;
- zq = zcrypt_queue_alloc(PCIXCC_MAX_XCRB_MESSAGE_SIZE);
+ zq = zcrypt_queue_alloc(CEX2C_MAX_XCRB_MESSAGE_SIZE);
if (!zq)
return -ENOMEM;
zq->queue = aq;
zq->online = 1;
atomic_set(&zq->load, 0);
- rc = zcrypt_pcixcc_rng_supported(aq);
+ rc = zcrypt_cex2c_rng_supported(aq);
if (rc < 0) {
zcrypt_queue_free(zq);
return rc;
@@ -257,7 +232,7 @@ static int zcrypt_pcixcc_queue_probe(struct ap_device *ap_dev)
zq->ops = zcrypt_msgtype(MSGTYPE06_NAME,
MSGTYPE06_VARIANT_NORNG);
ap_queue_init_reply(aq, &zq->reply);
- aq->request_timeout = PCIXCC_CLEANUP_TIME,
+ aq->request_timeout = CEX2C_CLEANUP_TIME;
aq->private = zq;
rc = zcrypt_queue_register(zq);
if (rc) {
@@ -268,10 +243,10 @@ static int zcrypt_pcixcc_queue_probe(struct ap_device *ap_dev)
}
/**
- * This is called to remove the PCIXCC/CEX2C queue driver information
+ * This is called to remove the CEX2C/CEX3C queue driver information
* if an AP queue device is removed.
*/
-static void zcrypt_pcixcc_queue_remove(struct ap_device *ap_dev)
+static void zcrypt_cex2c_queue_remove(struct ap_device *ap_dev)
{
struct ap_queue *aq = to_ap_queue(&ap_dev->device);
struct zcrypt_queue *zq = aq->private;
@@ -281,37 +256,37 @@ static void zcrypt_pcixcc_queue_remove(struct ap_device *ap_dev)
zcrypt_queue_unregister(zq);
}
-static struct ap_driver zcrypt_pcixcc_queue_driver = {
- .probe = zcrypt_pcixcc_queue_probe,
- .remove = zcrypt_pcixcc_queue_remove,
+static struct ap_driver zcrypt_cex2c_queue_driver = {
+ .probe = zcrypt_cex2c_queue_probe,
+ .remove = zcrypt_cex2c_queue_remove,
.suspend = ap_queue_suspend,
.resume = ap_queue_resume,
- .ids = zcrypt_pcixcc_queue_ids,
+ .ids = zcrypt_cex2c_queue_ids,
.flags = AP_DRIVER_FLAG_DEFAULT,
};
-int __init zcrypt_pcixcc_init(void)
+int __init zcrypt_cex2c_init(void)
{
int rc;
- rc = ap_driver_register(&zcrypt_pcixcc_card_driver,
- THIS_MODULE, "pcixcccard");
+ rc = ap_driver_register(&zcrypt_cex2c_card_driver,
+ THIS_MODULE, "cex2card");
if (rc)
return rc;
- rc = ap_driver_register(&zcrypt_pcixcc_queue_driver,
- THIS_MODULE, "pcixccqueue");
+ rc = ap_driver_register(&zcrypt_cex2c_queue_driver,
+ THIS_MODULE, "cex2cqueue");
if (rc)
- ap_driver_unregister(&zcrypt_pcixcc_card_driver);
+ ap_driver_unregister(&zcrypt_cex2c_card_driver);
return rc;
}
-void zcrypt_pcixcc_exit(void)
+void zcrypt_cex2c_exit(void)
{
- ap_driver_unregister(&zcrypt_pcixcc_queue_driver);
- ap_driver_unregister(&zcrypt_pcixcc_card_driver);
+ ap_driver_unregister(&zcrypt_cex2c_queue_driver);
+ ap_driver_unregister(&zcrypt_cex2c_card_driver);
}
-module_init(zcrypt_pcixcc_init);
-module_exit(zcrypt_pcixcc_exit);
+module_init(zcrypt_cex2c_init);
+module_exit(zcrypt_cex2c_exit);
diff --git a/drivers/s390/crypto/zcrypt_pcixcc.h b/drivers/s390/crypto/zcrypt_cex2c.h
index cf73a0f91e9c..6ec405c2bec2 100644
--- a/drivers/s390/crypto/zcrypt_pcixcc.h
+++ b/drivers/s390/crypto/zcrypt_cex2c.h
@@ -1,8 +1,6 @@
/* SPDX-License-Identifier: GPL-2.0+ */
/*
- * zcrypt 2.1.0
- *
- * Copyright IBM Corp. 2001, 2012
+ * Copyright IBM Corp. 2001, 2018
* Author(s): Robert Burroughs
* Eric Rossman (edrossma@us.ibm.com)
*
@@ -11,10 +9,10 @@
* MSGTYPE restruct: Holger Dengler <hd@linux.vnet.ibm.com>
*/
-#ifndef _ZCRYPT_PCIXCC_H_
-#define _ZCRYPT_PCIXCC_H_
+#ifndef _ZCRYPT_CEX2C_H_
+#define _ZCRYPT_CEX2C_H_
-int zcrypt_pcixcc_init(void);
-void zcrypt_pcixcc_exit(void);
+int zcrypt_cex2c_init(void);
+void zcrypt_cex2c_exit(void);
-#endif /* _ZCRYPT_PCIXCC_H_ */
+#endif /* _ZCRYPT_CEX2C_H_ */
diff --git a/drivers/s390/crypto/zcrypt_cex4.c b/drivers/s390/crypto/zcrypt_cex4.c
index 35d58dbbc4da..f9d4c6c7521d 100644
--- a/drivers/s390/crypto/zcrypt_cex4.c
+++ b/drivers/s390/crypto/zcrypt_cex4.c
@@ -37,8 +37,8 @@
#define CEX4_CLEANUP_TIME (900*HZ)
MODULE_AUTHOR("IBM Corporation");
-MODULE_DESCRIPTION("CEX4 Cryptographic Card device driver, " \
- "Copyright IBM Corp. 2012");
+MODULE_DESCRIPTION("CEX4/CEX5/CEX6 Cryptographic Card device driver, " \
+ "Copyright IBM Corp. 2018");
MODULE_LICENSE("GPL");
static struct ap_device_id zcrypt_cex4_card_ids[] = {
@@ -66,8 +66,9 @@ static struct ap_device_id zcrypt_cex4_queue_ids[] = {
MODULE_DEVICE_TABLE(ap, zcrypt_cex4_queue_ids);
/**
- * Probe function for CEX4 card device. It always accepts the AP device
- * since the bus_match already checked the hardware type.
+ * Probe function for CEX4/CEX5/CEX6 card device. It always
+ * accepts the AP device since the bus_match already checked
+ * the hardware type.
* @ap_dev: pointer to the AP device.
*/
static int zcrypt_cex4_card_probe(struct ap_device *ap_dev)
@@ -199,7 +200,7 @@ static int zcrypt_cex4_card_probe(struct ap_device *ap_dev)
}
/**
- * This is called to remove the CEX4 card driver information
+ * This is called to remove the CEX4/CEX5/CEX6 card driver information
* if an AP card device is removed.
*/
static void zcrypt_cex4_card_remove(struct ap_device *ap_dev)
@@ -218,8 +219,9 @@ static struct ap_driver zcrypt_cex4_card_driver = {
};
/**
- * Probe function for CEX4 queue device. It always accepts the AP device
- * since the bus_match already checked the hardware type.
+ * Probe function for CEX4/CEX5/CEX6 queue device. It always
+ * accepts the AP device since the bus_match already checked
+ * the hardware type.
* @ap_dev: pointer to the AP device.
*/
static int zcrypt_cex4_queue_probe(struct ap_device *ap_dev)
@@ -265,8 +267,8 @@ static int zcrypt_cex4_queue_probe(struct ap_device *ap_dev)
}
/**
- * This is called to remove the CEX4 queue driver information
- * if an AP queue device is removed.
+ * This is called to remove the CEX4/CEX5/CEX6 queue driver
+ * information if an AP queue device is removed.
*/
static void zcrypt_cex4_queue_remove(struct ap_device *ap_dev)
{
diff --git a/drivers/s390/crypto/zcrypt_error.h b/drivers/s390/crypto/zcrypt_error.h
index 6f7ebc1dbe10..663dbdaa85b3 100644
--- a/drivers/s390/crypto/zcrypt_error.h
+++ b/drivers/s390/crypto/zcrypt_error.h
@@ -1,7 +1,5 @@
/* SPDX-License-Identifier: GPL-2.0+ */
/*
- * zcrypt 2.1.0
- *
* Copyright IBM Corp. 2001, 2006
* Author(s): Robert Burroughs
* Eric Rossman (edrossma@us.ibm.com)
diff --git a/drivers/s390/crypto/zcrypt_msgtype50.c b/drivers/s390/crypto/zcrypt_msgtype50.c
index f159662c907b..fc4295b3d801 100644
--- a/drivers/s390/crypto/zcrypt_msgtype50.c
+++ b/drivers/s390/crypto/zcrypt_msgtype50.c
@@ -1,7 +1,5 @@
// SPDX-License-Identifier: GPL-2.0+
/*
- * zcrypt 2.1.0
- *
* Copyright IBM Corp. 2001, 2012
* Author(s): Robert Burroughs
* Eric Rossman (edrossma@us.ibm.com)
@@ -27,13 +25,13 @@
#include "zcrypt_error.h"
#include "zcrypt_msgtype50.h"
-/* 4096 bits */
+/* >= CEX3A: 4096 bits */
#define CEX3A_MAX_MOD_SIZE 512
-/* max outputdatalength + type80_hdr */
+/* CEX2A: max outputdatalength + type80_hdr */
#define CEX2A_MAX_RESPONSE_SIZE 0x110
-/* 512 bit modulus, (max outputdatalength) + type80_hdr */
+/* >= CEX3A: 512 bit modulus, (max outputdatalength) + type80_hdr */
#define CEX3A_MAX_RESPONSE_SIZE 0x210
MODULE_AUTHOR("IBM Corporation");
@@ -42,7 +40,7 @@ MODULE_DESCRIPTION("Cryptographic Accelerator (message type 50), " \
MODULE_LICENSE("GPL");
/**
- * The type 50 message family is associated with a CEX2A card.
+ * The type 50 message family is associated with a CEXxA cards.
*
* The four members of the family are described below.
*
@@ -139,7 +137,7 @@ struct type50_crb3_msg {
} __packed;
/**
- * The type 80 response family is associated with a CEX2A card.
+ * The type 80 response family is associated with a CEXxA cards.
*
* Note that all unsigned char arrays are right-justified and left-padded
* with zeroes.
@@ -273,7 +271,7 @@ static int ICACRT_msg_to_type50CRT_msg(struct zcrypt_queue *zq,
/*
* CEX2A and CEX3A w/o FW update can handle requests up to
* 256 byte modulus (2k keys).
- * CEX3A with FW update and CEX4A cards are able to handle
+ * CEX3A with FW update and newer CEXxA cards are able to handle
* 512 byte modulus (4k keys).
*/
if (mod_len <= 128) { /* up to 1024 bit key size */
@@ -356,7 +354,7 @@ static int convert_type80(struct zcrypt_queue *zq,
unsigned char *data;
if (t80h->len < sizeof(*t80h) + outputdatalength) {
- /* The result is too short, the CEX2A card may not do that.. */
+ /* The result is too short, the CEXxA card may not do that.. */
zq->online = 0;
pr_err("Cryptographic device %02x.%04x failed and was set offline\n",
AP_QID_CARD(zq->queue->qid),
@@ -447,10 +445,10 @@ out:
static atomic_t zcrypt_step = ATOMIC_INIT(0);
/**
- * The request distributor calls this function if it picked the CEX2A
+ * The request distributor calls this function if it picked the CEXxA
* device to handle a modexpo request.
* @zq: pointer to zcrypt_queue structure that identifies the
- * CEX2A device to the request distributor
+ * CEXxA device to the request distributor
* @mex: pointer to the modexpo request buffer
*/
static long zcrypt_cex2a_modexpo(struct zcrypt_queue *zq,
@@ -493,10 +491,10 @@ out_free:
}
/**
- * The request distributor calls this function if it picked the CEX2A
+ * The request distributor calls this function if it picked the CEXxA
* device to handle a modexpo_crt request.
* @zq: pointer to zcrypt_queue structure that identifies the
- * CEX2A device to the request distributor
+ * CEXxA device to the request distributor
* @crt: pointer to the modexpoc_crt request buffer
*/
static long zcrypt_cex2a_modexpo_crt(struct zcrypt_queue *zq,
diff --git a/drivers/s390/crypto/zcrypt_msgtype50.h b/drivers/s390/crypto/zcrypt_msgtype50.h
index 8530f652ea4f..66bec4f45c56 100644
--- a/drivers/s390/crypto/zcrypt_msgtype50.h
+++ b/drivers/s390/crypto/zcrypt_msgtype50.h
@@ -1,7 +1,5 @@
/* SPDX-License-Identifier: GPL-2.0+ */
/*
- * zcrypt 2.1.0
- *
* Copyright IBM Corp. 2001, 2012
* Author(s): Robert Burroughs
* Eric Rossman (edrossma@us.ibm.com)
diff --git a/drivers/s390/crypto/zcrypt_msgtype6.c b/drivers/s390/crypto/zcrypt_msgtype6.c
index 9ac960d83c28..0cbcc238ef98 100644
--- a/drivers/s390/crypto/zcrypt_msgtype6.c
+++ b/drivers/s390/crypto/zcrypt_msgtype6.c
@@ -1,7 +1,5 @@
// SPDX-License-Identifier: GPL-2.0+
/*
- * zcrypt 2.1.0
- *
* Copyright IBM Corp. 2001, 2012
* Author(s): Robert Burroughs
* Eric Rossman (edrossma@us.ibm.com)
@@ -29,8 +27,7 @@
#include "zcrypt_msgtype6.h"
#include "zcrypt_cca_key.h"
-#define PCIXCC_MIN_MOD_SIZE_OLD 64 /* 512 bits */
-#define PCIXCC_MAX_ICA_RESPONSE_SIZE 0x77c /* max size type86 v2 reply */
+#define CEXXC_MAX_ICA_RESPONSE_SIZE 0x77c /* max size type86 v2 reply */
#define CEIL4(x) ((((x)+3)/4)*4)
@@ -38,9 +35,9 @@ struct response_type {
struct completion work;
int type;
};
-#define PCIXCC_RESPONSE_TYPE_ICA 0
-#define PCIXCC_RESPONSE_TYPE_XCRB 1
-#define PCIXCC_RESPONSE_TYPE_EP11 2
+#define CEXXC_RESPONSE_TYPE_ICA 0
+#define CEXXC_RESPONSE_TYPE_XCRB 1
+#define CEXXC_RESPONSE_TYPE_EP11 2
MODULE_AUTHOR("IBM Corporation");
MODULE_DESCRIPTION("Cryptographic Coprocessor (message type 6), " \
@@ -111,7 +108,7 @@ struct function_and_rules_block {
} __packed;
/**
- * The following is used to initialize the CPRBX passed to the PCIXCC/CEX2C
+ * The following is used to initialize the CPRBX passed to the CEXxC/CEXxP
* card in a type6 message. The 3 fields that must be filled in at execution
* time are req_parml, rpl_parml and usage_domain.
* Everything about this interface is ascii/big-endian, since the
@@ -294,7 +291,7 @@ static int ICAMEX_msg_to_type6MEX_msgX(struct zcrypt_queue *zq,
/* message header, cprbx and f&r */
msg->hdr = static_type6_hdrX;
msg->hdr.ToCardLen1 = size - sizeof(msg->hdr);
- msg->hdr.FromCardLen1 = PCIXCC_MAX_ICA_RESPONSE_SIZE - sizeof(msg->hdr);
+ msg->hdr.FromCardLen1 = CEXXC_MAX_ICA_RESPONSE_SIZE - sizeof(msg->hdr);
msg->cprbx = static_cprbx;
msg->cprbx.domain = AP_QID_QUEUE(zq->queue->qid);
@@ -364,7 +361,7 @@ static int ICACRT_msg_to_type6CRT_msgX(struct zcrypt_queue *zq,
/* message header, cprbx and f&r */
msg->hdr = static_type6_hdrX;
msg->hdr.ToCardLen1 = size - sizeof(msg->hdr);
- msg->hdr.FromCardLen1 = PCIXCC_MAX_ICA_RESPONSE_SIZE - sizeof(msg->hdr);
+ msg->hdr.FromCardLen1 = CEXXC_MAX_ICA_RESPONSE_SIZE - sizeof(msg->hdr);
msg->cprbx = static_cprbx;
msg->cprbx.domain = AP_QID_QUEUE(zq->queue->qid);
@@ -658,16 +655,6 @@ static int convert_type86_ica(struct zcrypt_queue *zq,
(int) service_rc, (int) service_rs);
return -EINVAL;
}
- if (service_rc == 8 && service_rs == 783) {
- zq->zcard->min_mod_size =
- PCIXCC_MIN_MOD_SIZE_OLD;
- ZCRYPT_DBF(DBF_DEBUG,
- "device=%02x.%04x rc/rs=%d/%d => rc=EAGAIN\n",
- AP_QID_CARD(zq->queue->qid),
- AP_QID_QUEUE(zq->queue->qid),
- (int) service_rc, (int) service_rs);
- return -EAGAIN;
- }
zq->online = 0;
pr_err("Cryptographic device %02x.%04x failed and was set offline\n",
AP_QID_CARD(zq->queue->qid),
@@ -697,7 +684,7 @@ static int convert_type86_ica(struct zcrypt_queue *zq,
if (pad_len > 0) {
if (pad_len < 10)
return -EINVAL;
- /* 'restore' padding left in the PCICC/PCIXCC card. */
+ /* 'restore' padding left in the CEXXC card. */
if (copy_to_user(outputdata, static_pad, pad_len - 1))
return -EFAULT;
if (put_user(0, outputdata + pad_len - 1))
@@ -955,13 +942,13 @@ static void zcrypt_msgtype6_receive(struct ap_queue *aq,
if (t86r->hdr.type == TYPE86_RSP_CODE &&
t86r->cprbx.cprb_ver_id == 0x02) {
switch (resp_type->type) {
- case PCIXCC_RESPONSE_TYPE_ICA:
+ case CEXXC_RESPONSE_TYPE_ICA:
length = sizeof(struct type86x_reply)
+ t86r->length - 2;
- length = min(PCIXCC_MAX_ICA_RESPONSE_SIZE, length);
+ length = min(CEXXC_MAX_ICA_RESPONSE_SIZE, length);
memcpy(msg->message, reply->message, length);
break;
- case PCIXCC_RESPONSE_TYPE_XCRB:
+ case CEXXC_RESPONSE_TYPE_XCRB:
length = t86r->fmt2.offset2 + t86r->fmt2.count2;
length = min(MSGTYPE06_MAX_MSG_SIZE, length);
memcpy(msg->message, reply->message, length);
@@ -1004,7 +991,7 @@ static void zcrypt_msgtype6_receive_ep11(struct ap_queue *aq,
if (t86r->hdr.type == TYPE86_RSP_CODE &&
t86r->cprbx.cprb_ver_id == 0x04) {
switch (resp_type->type) {
- case PCIXCC_RESPONSE_TYPE_EP11:
+ case CEXXC_RESPONSE_TYPE_EP11:
length = t86r->fmt2.offset1 + t86r->fmt2.count1;
length = min(MSGTYPE06_MAX_MSG_SIZE, length);
memcpy(msg->message, reply->message, length);
@@ -1022,10 +1009,10 @@ out:
static atomic_t zcrypt_step = ATOMIC_INIT(0);
/**
- * The request distributor calls this function if it picked the PCIXCC/CEX2C
+ * The request distributor calls this function if it picked the CEXxC
* device to handle a modexpo request.
* @zq: pointer to zcrypt_queue structure that identifies the
- * PCIXCC/CEX2C device to the request distributor
+ * CEXxC device to the request distributor
* @mex: pointer to the modexpo request buffer
*/
static long zcrypt_msgtype6_modexpo(struct zcrypt_queue *zq,
@@ -1033,7 +1020,7 @@ static long zcrypt_msgtype6_modexpo(struct zcrypt_queue *zq,
{
struct ap_message ap_msg;
struct response_type resp_type = {
- .type = PCIXCC_RESPONSE_TYPE_ICA,
+ .type = CEXXC_RESPONSE_TYPE_ICA,
};
int rc;
@@ -1066,10 +1053,10 @@ out_free:
}
/**
- * The request distributor calls this function if it picked the PCIXCC/CEX2C
+ * The request distributor calls this function if it picked the CEXxC
* device to handle a modexpo_crt request.
* @zq: pointer to zcrypt_queue structure that identifies the
- * PCIXCC/CEX2C device to the request distributor
+ * CEXxC device to the request distributor
* @crt: pointer to the modexpoc_crt request buffer
*/
static long zcrypt_msgtype6_modexpo_crt(struct zcrypt_queue *zq,
@@ -1077,7 +1064,7 @@ static long zcrypt_msgtype6_modexpo_crt(struct zcrypt_queue *zq,
{
struct ap_message ap_msg;
struct response_type resp_type = {
- .type = PCIXCC_RESPONSE_TYPE_ICA,
+ .type = CEXXC_RESPONSE_TYPE_ICA,
};
int rc;
@@ -1122,7 +1109,7 @@ unsigned int get_cprb_fc(struct ica_xcRB *xcRB,
unsigned int *func_code, unsigned short **dom)
{
struct response_type resp_type = {
- .type = PCIXCC_RESPONSE_TYPE_XCRB,
+ .type = CEXXC_RESPONSE_TYPE_XCRB,
};
ap_msg->message = kmalloc(MSGTYPE06_MAX_MSG_SIZE, GFP_KERNEL);
@@ -1138,10 +1125,10 @@ unsigned int get_cprb_fc(struct ica_xcRB *xcRB,
}
/**
- * The request distributor calls this function if it picked the PCIXCC/CEX2C
+ * The request distributor calls this function if it picked the CEXxC
* device to handle a send_cprb request.
* @zq: pointer to zcrypt_queue structure that identifies the
- * PCIXCC/CEX2C device to the request distributor
+ * CEXxC device to the request distributor
* @xcRB: pointer to the send_cprb request buffer
*/
static long zcrypt_msgtype6_send_cprb(struct zcrypt_queue *zq,
@@ -1177,7 +1164,7 @@ unsigned int get_ep11cprb_fc(struct ep11_urb *xcrb,
unsigned int *func_code)
{
struct response_type resp_type = {
- .type = PCIXCC_RESPONSE_TYPE_EP11,
+ .type = CEXXC_RESPONSE_TYPE_EP11,
};
ap_msg->message = kmalloc(MSGTYPE06_MAX_MSG_SIZE, GFP_KERNEL);
@@ -1271,7 +1258,7 @@ unsigned int get_rng_fc(struct ap_message *ap_msg, int *func_code,
unsigned int *domain)
{
struct response_type resp_type = {
- .type = PCIXCC_RESPONSE_TYPE_XCRB,
+ .type = CEXXC_RESPONSE_TYPE_XCRB,
};
ap_msg->message = kmalloc(MSGTYPE06_MAX_MSG_SIZE, GFP_KERNEL);
@@ -1291,10 +1278,10 @@ unsigned int get_rng_fc(struct ap_message *ap_msg, int *func_code,
}
/**
- * The request distributor calls this function if it picked the PCIXCC/CEX2C
+ * The request distributor calls this function if it picked the CEXxC
* device to generate random data.
* @zq: pointer to zcrypt_queue structure that identifies the
- * PCIXCC/CEX2C device to the request distributor
+ * CEXxC device to the request distributor
* @buffer: pointer to a memory page to return random data
*/
static long zcrypt_msgtype6_rng(struct zcrypt_queue *zq,
@@ -1329,7 +1316,7 @@ static long zcrypt_msgtype6_rng(struct zcrypt_queue *zq,
}
/**
- * The crypto operations for a PCIXCC/CEX2C card.
+ * The crypto operations for a CEXxC card.
*/
static struct zcrypt_ops zcrypt_msgtype6_norng_ops = {
.owner = THIS_MODULE,
diff --git a/drivers/s390/crypto/zcrypt_msgtype6.h b/drivers/s390/crypto/zcrypt_msgtype6.h
index e4c2f37d7ad9..41a0df5f070f 100644
--- a/drivers/s390/crypto/zcrypt_msgtype6.h
+++ b/drivers/s390/crypto/zcrypt_msgtype6.h
@@ -1,7 +1,5 @@
/* SPDX-License-Identifier: GPL-2.0+ */
/*
- * zcrypt 2.1.0
- *
* Copyright IBM Corp. 2001, 2012
* Author(s): Robert Burroughs
* Eric Rossman (edrossma@us.ibm.com)
@@ -24,7 +22,7 @@
#define MSGTYPE06_MAX_MSG_SIZE (12*1024)
/**
- * The type 6 message family is associated with PCICC or PCIXCC cards.
+ * The type 6 message family is associated with CEXxC/CEXxP cards.
*
* It contains a message header followed by a CPRB, both of which
* are described below.
@@ -43,13 +41,8 @@ struct type6_hdr {
unsigned int offset2; /* 0x00000000 */
unsigned int offset3; /* 0x00000000 */
unsigned int offset4; /* 0x00000000 */
- unsigned char agent_id[16]; /* PCICC: */
- /* 0x0100 */
- /* 0x4343412d4150504c202020 */
- /* 0x010101 */
- /* PCIXCC: */
- /* 0x4341000000000000 */
- /* 0x0000000000000000 */
+ unsigned char agent_id[16]; /* 0x4341000000000000 */
+ /* 0x0000000000000000 */
unsigned char rqid[2]; /* rqid. internal to 603 */
unsigned char reserved5[2]; /* 0x0000 */
unsigned char function_code[2]; /* for PKD, 0x5044 (ascii 'PD') */
@@ -65,7 +58,7 @@ struct type6_hdr {
} __packed;
/**
- * The type 86 message family is associated with PCICC and PCIXCC cards.
+ * The type 86 message family is associated with CEXxC/CEXxP cards.
*
* It contains a message header followed by a CPRB. The CPRB is
* the same as the request CPRB, which is described above.
diff --git a/drivers/s390/crypto/zcrypt_queue.c b/drivers/s390/crypto/zcrypt_queue.c
index 8df82c6ef66e..522c4bc69a08 100644
--- a/drivers/s390/crypto/zcrypt_queue.c
+++ b/drivers/s390/crypto/zcrypt_queue.c
@@ -1,7 +1,5 @@
// SPDX-License-Identifier: GPL-2.0+
/*
- * zcrypt 2.1.0
- *
* Copyright IBM Corp. 2001, 2012
* Author(s): Robert Burroughs
* Eric Rossman (edrossma@us.ibm.com)
generated by cgit (git 2.34.1) at 2024-06-14 05:11:22 +0000