diff options
Diffstat (limited to 'drivers/mmc')
-rw-r--r-- | drivers/mmc/core/crypto.c | 15 | ||||
-rw-r--r-- | drivers/mmc/host/cqhci-crypto.h | 7 |
2 files changed, 9 insertions, 13 deletions
diff --git a/drivers/mmc/core/crypto.c b/drivers/mmc/core/crypto.c index 419a368f8402..67557808cada 100644 --- a/drivers/mmc/core/crypto.c +++ b/drivers/mmc/core/crypto.c @@ -31,18 +31,11 @@ void mmc_crypto_prepare_req(struct mmc_queue_req *mqrq) struct request *req = mmc_queue_req_to_req(mqrq); struct mmc_request *mrq = &mqrq->brq.mrq; - if (!req->crypt_keyslot) + if (!req->crypt_ctx) return; - mrq->crypto_enabled = true; - mrq->crypto_key_slot = blk_ksm_get_slot_idx(req->crypt_keyslot); - - /* - * For now we assume that all MMC drivers set max_dun_bytes_supported=4, - * which is the limit for CQHCI crypto. So all DUNs should be 32-bit. - */ - WARN_ON_ONCE(req->crypt_ctx->bc_dun[0] > U32_MAX); - - mrq->data_unit_num = req->crypt_ctx->bc_dun[0]; + mrq->crypto_ctx = req->crypt_ctx; + if (req->crypt_keyslot) + mrq->crypto_key_slot = blk_ksm_get_slot_idx(req->crypt_keyslot); } EXPORT_SYMBOL_GPL(mmc_crypto_prepare_req); diff --git a/drivers/mmc/host/cqhci-crypto.h b/drivers/mmc/host/cqhci-crypto.h index 60b58ee0e625..d7fb084f563b 100644 --- a/drivers/mmc/host/cqhci-crypto.h +++ b/drivers/mmc/host/cqhci-crypto.h @@ -22,12 +22,15 @@ int cqhci_crypto_init(struct cqhci_host *host); */ static inline u64 cqhci_crypto_prep_task_desc(struct mmc_request *mrq) { - if (!mrq->crypto_enabled) + if (!mrq->crypto_ctx) return 0; + /* We set max_dun_bytes_supported=4, so all DUNs should be 32-bit. */ + WARN_ON_ONCE(mrq->crypto_ctx->bc_dun[0] > U32_MAX); + return CQHCI_CRYPTO_ENABLE_BIT | CQHCI_CRYPTO_KEYSLOT(mrq->crypto_key_slot) | - mrq->data_unit_num; + mrq->crypto_ctx->bc_dun[0]; } #else /* CONFIG_MMC_CRYPTO */ |