diff options
Diffstat (limited to 'drivers/s390/crypto/zcrypt_api.h')
| -rw-r--r-- | drivers/s390/crypto/zcrypt_api.h | 14 |
1 files changed, 13 insertions, 1 deletions
diff --git a/drivers/s390/crypto/zcrypt_api.h b/drivers/s390/crypto/zcrypt_api.h index 19ddfc38e029..263ed1735431 100644 --- a/drivers/s390/crypto/zcrypt_api.h +++ b/drivers/s390/crypto/zcrypt_api.h @@ -55,6 +55,18 @@ enum crypto_ops { struct zcrypt_queue; +/* struct to hold tracking information for a userspace request/response */ +struct zcrypt_track { + int again_counter; /* retry attempts counter */ + int last_qid; /* last qid used */ + int last_rc; /* last return code */ +}; + +/* defines related to message tracking */ +#define TRACK_AGAIN_MAX 10 +#define TRACK_AGAIN_CARD_WEIGHT_PENALTY 1000 +#define TRACK_AGAIN_QUEUE_WEIGHT_PENALTY 10000 + struct zcrypt_ops { long (*rsa_modexpo)(struct zcrypt_queue *, struct ica_rsa_modexpo *); long (*rsa_modexpo_crt)(struct zcrypt_queue *, @@ -82,7 +94,7 @@ struct zcrypt_card { int min_mod_size; /* Min number of bits. */ int max_mod_size; /* Max number of bits. */ int max_exp_bit_length; - int speed_rating[NUM_OPS]; /* Speed idx of crypto ops. */ + const int *speed_rating; /* Speed idx of crypto ops. */ atomic_t load; /* Utilization of the crypto device */ int request_count; /* # current requests. */ |