diff options
Diffstat (limited to 'drivers/s390/crypto/zcrypt_api.c')
| -rw-r--r-- | drivers/s390/crypto/zcrypt_api.c | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/drivers/s390/crypto/zcrypt_api.c b/drivers/s390/crypto/zcrypt_api.c index 69ac7bf09a57..563801427fe4 100644 --- a/drivers/s390/crypto/zcrypt_api.c +++ b/drivers/s390/crypto/zcrypt_api.c @@ -1161,6 +1161,34 @@ void zcrypt_device_status_mask_ext(struct zcrypt_device_status_ext *devstatus) } EXPORT_SYMBOL(zcrypt_device_status_mask_ext); +int zcrypt_device_status_ext(int card, int queue, + struct zcrypt_device_status_ext *devstat) +{ + struct zcrypt_card *zc; + struct zcrypt_queue *zq; + + memset(devstat, 0, sizeof(*devstat)); + + spin_lock(&zcrypt_list_lock); + for_each_zcrypt_card(zc) { + for_each_zcrypt_queue(zq, zc) { + if (card == AP_QID_CARD(zq->queue->qid) && + queue == AP_QID_QUEUE(zq->queue->qid)) { + devstat->hwtype = zc->card->ap_dev.device_type; + devstat->functions = zc->card->functions >> 26; + devstat->qid = zq->queue->qid; + devstat->online = zq->online ? 0x01 : 0x00; + spin_unlock(&zcrypt_list_lock); + return 0; + } + } + } + spin_unlock(&zcrypt_list_lock); + + return -ENODEV; +} +EXPORT_SYMBOL(zcrypt_device_status_ext); + static void zcrypt_status_mask(char status[], size_t max_adapters) { struct zcrypt_card *zc; |