diff options
Diffstat (limited to 'drivers/crypto/caam/caampkc.h')
| -rw-r--r-- | drivers/crypto/caam/caampkc.h | 24 |
1 files changed, 21 insertions, 3 deletions
diff --git a/drivers/crypto/caam/caampkc.h b/drivers/crypto/caam/caampkc.h index 82645bcf8b27..96d03704c9be 100644 --- a/drivers/crypto/caam/caampkc.h +++ b/drivers/crypto/caam/caampkc.h @@ -89,25 +89,40 @@ struct caam_rsa_key { * caam_rsa_ctx - per session context. * @key : RSA key in DMA zone * @dev : device structure + * @padding_dma : dma address of padding, for adding it to the input */ struct caam_rsa_ctx { struct caam_rsa_key key; struct device *dev; + dma_addr_t padding_dma; + }; /** * caam_rsa_req_ctx - per request context. - * @src: input scatterlist (stripped of leading zeros) + * @src : input scatterlist (stripped of leading zeros) + * @fixup_src : input scatterlist (that might be stripped of leading zeros) + * @fixup_src_len : length of the fixup_src input scatterlist + * @edesc : s/w-extended rsa descriptor + * @akcipher_op_done : callback used when operation is done */ struct caam_rsa_req_ctx { struct scatterlist src[2]; + struct scatterlist *fixup_src; + unsigned int fixup_src_len; + struct rsa_edesc *edesc; + void (*akcipher_op_done)(struct device *jrdev, u32 *desc, u32 err, + void *context); }; /** * rsa_edesc - s/w-extended rsa descriptor - * @src_nents : number of segments in input scatterlist - * @dst_nents : number of segments in output scatterlist + * @src_nents : number of segments in input s/w scatterlist + * @dst_nents : number of segments in output s/w scatterlist + * @mapped_src_nents: number of segments in input h/w link table + * @mapped_dst_nents: number of segments in output h/w link table * @sec4_sg_bytes : length of h/w link table + * @bklog : stored to determine if the request needs backlog * @sec4_sg_dma : dma address of h/w link table * @sec4_sg : pointer to h/w link table * @pdb : specific RSA Protocol Data Block (PDB) @@ -116,7 +131,10 @@ struct caam_rsa_req_ctx { struct rsa_edesc { int src_nents; int dst_nents; + int mapped_src_nents; + int mapped_dst_nents; int sec4_sg_bytes; + bool bklog; dma_addr_t sec4_sg_dma; struct sec4_sg_entry *sec4_sg; union { |