projects / linux-block.git / blame
| Commit | Line | Data |
|---|---|---|
| b2441318 | 1 | // SPDX-License-Identifier: GPL-2.0 |
| 8c419778 TA |
2 | /* |
| 3 | * caam - Freescale FSL CAAM support for Public Key Cryptography descriptors | |
| 4 | * | |
| 5 | * Copyright 2016 Freescale Semiconductor, Inc. | |
| 6 | * | |
| 7 | * There is no Shared Descriptor for PKC so that the Job Descriptor must carry | |
| 8 | * 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 */ | |
| 14 | void init_rsa_pub_desc(u32 *desc, struct rsa_pub_pdb *pdb) | |
| 15 | { | |
| 16 | init_job_desc_pdb(desc, 0, sizeof(*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 */ | |
| 27 | void init_rsa_priv_f1_desc(u32 *desc, struct rsa_priv_f1_pdb *pdb) | |
| 28 | { | |
| 29 | init_job_desc_pdb(desc, 0, sizeof(*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 | } | |
| 52e26d77 RA |
38 | |
| 39 | /* Descriptor for RSA Private operation - Private Key Form #2 */ | |
| 40 | void init_rsa_priv_f2_desc(u32 *desc, struct rsa_priv_f2_pdb *pdb) | |
| 41 | { | |
| 42 | init_job_desc_pdb(desc, 0, sizeof(*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 | } | |
| 4a651b12 RA |
55 | |
| 56 | /* Descriptor for RSA Private operation - Private Key Form #3 */ | |
| 57 | void init_rsa_priv_f3_desc(u32 *desc, struct rsa_priv_f3_pdb *pdb) | |
| 58 | { | |
| 59 | init_job_desc_pdb(desc, 0, sizeof(*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 | } |