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1// SPDX-License-Identifier: GPL-2.02/*3 * caam - Freescale FSL CAAM support for Public Key Cryptography descriptors4 *5 * Copyright 2016 Freescale Semiconductor, Inc.6 *7 * There is no Shared Descriptor for PKC so that the Job Descriptor must carry8 * all the desired key parameters, input and output pointers.9 */10#include "caampkc.h"11#include "desc_constr.h"12 13/* Descriptor for RSA Public operation */14void init_rsa_pub_desc(u32 *desc, struct rsa_pub_pdb *pdb)15{16 init_job_desc_pdb(desc, 0, SIZEOF_RSA_PUB_PDB);17 append_cmd(desc, pdb->sgf);18 append_ptr(desc, pdb->f_dma);19 append_ptr(desc, pdb->g_dma);20 append_ptr(desc, pdb->n_dma);21 append_ptr(desc, pdb->e_dma);22 append_cmd(desc, pdb->f_len);23 append_operation(desc, OP_TYPE_UNI_PROTOCOL | OP_PCLID_RSAENC_PUBKEY);24}25 26/* Descriptor for RSA Private operation - Private Key Form #1 */27void init_rsa_priv_f1_desc(u32 *desc, struct rsa_priv_f1_pdb *pdb)28{29 init_job_desc_pdb(desc, 0, SIZEOF_RSA_PRIV_F1_PDB);30 append_cmd(desc, pdb->sgf);31 append_ptr(desc, pdb->g_dma);32 append_ptr(desc, pdb->f_dma);33 append_ptr(desc, pdb->n_dma);34 append_ptr(desc, pdb->d_dma);35 append_operation(desc, OP_TYPE_UNI_PROTOCOL | OP_PCLID_RSADEC_PRVKEY |36 RSA_PRIV_KEY_FRM_1);37}38 39/* Descriptor for RSA Private operation - Private Key Form #2 */40void init_rsa_priv_f2_desc(u32 *desc, struct rsa_priv_f2_pdb *pdb)41{42 init_job_desc_pdb(desc, 0, SIZEOF_RSA_PRIV_F2_PDB);43 append_cmd(desc, pdb->sgf);44 append_ptr(desc, pdb->g_dma);45 append_ptr(desc, pdb->f_dma);46 append_ptr(desc, pdb->d_dma);47 append_ptr(desc, pdb->p_dma);48 append_ptr(desc, pdb->q_dma);49 append_ptr(desc, pdb->tmp1_dma);50 append_ptr(desc, pdb->tmp2_dma);51 append_cmd(desc, pdb->p_q_len);52 append_operation(desc, OP_TYPE_UNI_PROTOCOL | OP_PCLID_RSADEC_PRVKEY |53 RSA_PRIV_KEY_FRM_2);54}55 56/* Descriptor for RSA Private operation - Private Key Form #3 */57void init_rsa_priv_f3_desc(u32 *desc, struct rsa_priv_f3_pdb *pdb)58{59 init_job_desc_pdb(desc, 0, SIZEOF_RSA_PRIV_F3_PDB);60 append_cmd(desc, pdb->sgf);61 append_ptr(desc, pdb->g_dma);62 append_ptr(desc, pdb->f_dma);63 append_ptr(desc, pdb->c_dma);64 append_ptr(desc, pdb->p_dma);65 append_ptr(desc, pdb->q_dma);66 append_ptr(desc, pdb->dp_dma);67 append_ptr(desc, pdb->dq_dma);68 append_ptr(desc, pdb->tmp1_dma);69 append_ptr(desc, pdb->tmp2_dma);70 append_cmd(desc, pdb->p_q_len);71 append_operation(desc, OP_TYPE_UNI_PROTOCOL | OP_PCLID_RSADEC_PRVKEY |72 RSA_PRIV_KEY_FRM_3);73}74