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Diffstat (limited to 'drivers/s390/crypto/zcrypt_api.h')
-rw-r--r--drivers/s390/crypto/zcrypt_api.h16
1 files changed, 12 insertions, 4 deletions
diff --git a/drivers/s390/crypto/zcrypt_api.h b/drivers/s390/crypto/zcrypt_api.h
index de4877ee618..5c6e222b2ac 100644
--- a/drivers/s390/crypto/zcrypt_api.h
+++ b/drivers/s390/crypto/zcrypt_api.h
@@ -43,17 +43,17 @@
#define DEV_NAME "zcrypt"
#define PRINTK(fmt, args...) \
- printk(KERN_DEBUG DEV_NAME ": %s -> " fmt, __FUNCTION__ , ## args)
+ printk(KERN_DEBUG DEV_NAME ": %s -> " fmt, __func__ , ## args)
#define PRINTKN(fmt, args...) \
printk(KERN_DEBUG DEV_NAME ": " fmt, ## args)
#define PRINTKW(fmt, args...) \
- printk(KERN_WARNING DEV_NAME ": %s -> " fmt, __FUNCTION__ , ## args)
+ printk(KERN_WARNING DEV_NAME ": %s -> " fmt, __func__ , ## args)
#define PRINTKC(fmt, args...) \
- printk(KERN_CRIT DEV_NAME ": %s -> " fmt, __FUNCTION__ , ## args)
+ printk(KERN_CRIT DEV_NAME ": %s -> " fmt, __func__ , ## args)
#ifdef ZCRYPT_DEBUG
#define PDEBUG(fmt, args...) \
- printk(KERN_DEBUG DEV_NAME ": %s -> " fmt, __FUNCTION__ , ## args)
+ printk(KERN_DEBUG DEV_NAME ": %s -> " fmt, __func__ , ## args)
#else
#define PDEBUG(fmt, args...) do {} while (0)
#endif
@@ -100,6 +100,13 @@ struct ica_z90_status {
#define ZCRYPT_CEX2C 5
#define ZCRYPT_CEX2A 6
+/**
+ * Large random numbers are pulled in 4096 byte chunks from the crypto cards
+ * and stored in a page. Be carefull when increasing this buffer due to size
+ * limitations for AP requests.
+ */
+#define ZCRYPT_RNG_BUFFER_SIZE 4096
+
struct zcrypt_device;
struct zcrypt_ops {
@@ -107,6 +114,7 @@ struct zcrypt_ops {
long (*rsa_modexpo_crt)(struct zcrypt_device *,
struct ica_rsa_modexpo_crt *);
long (*send_cprb)(struct zcrypt_device *, struct ica_xcRB *);
+ long (*rng)(struct zcrypt_device *, char *);
};
struct zcrypt_device {