diff options
Diffstat (limited to 'drivers/crypto/fsl/jobdesc.c')
| -rw-r--r-- | drivers/crypto/fsl/jobdesc.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/crypto/fsl/jobdesc.c b/drivers/crypto/fsl/jobdesc.c index a8887588fc..fbc1aeddee 100644 --- a/drivers/crypto/fsl/jobdesc.c +++ b/drivers/crypto/fsl/jobdesc.c @@ -296,6 +296,16 @@ void inline_cnstr_jobdesc_rng_deinstantiation(u32 *desc, int handle) (handle << OP_ALG_AAI_SHIFT) | OP_ALG_AS_INITFINAL); } +void inline_cnstr_jobdesc_rng(u32 *desc, void *data_out, u32 size) +{ + dma_addr_t dma_data_out = virt_to_phys(data_out); + + init_job_desc(desc, 0); + append_operation(desc, OP_ALG_ALGSEL_RNG | OP_TYPE_CLASS1_ALG | + OP_ALG_PR_ON); + append_fifo_store(desc, dma_data_out, size, FIFOST_TYPE_RNGSTORE); +} + /* Change key size to bytes form bits in calling function*/ void inline_cnstr_jobdesc_pkha_rsaexp(uint32_t *desc, struct pk_in_params *pkin, uint8_t *out, |