diff options
Diffstat (limited to 'drivers/crypto/dpaa2_sec/hw/rta/signature_cmd.h')
| -rw-r--r-- | drivers/crypto/dpaa2_sec/hw/rta/signature_cmd.h | 75 |
1 files changed, 75 insertions, 0 deletions
diff --git a/drivers/crypto/dpaa2_sec/hw/rta/signature_cmd.h b/drivers/crypto/dpaa2_sec/hw/rta/signature_cmd.h new file mode 100644 index 00000000..ac4f3ff8 --- /dev/null +++ b/drivers/crypto/dpaa2_sec/hw/rta/signature_cmd.h @@ -0,0 +1,75 @@ +/*- + * This file is provided under a dual BSD/GPLv2 license. When using or + * redistributing this file, you may do so under either license. + * + * BSD LICENSE + * + * Copyright 2008-2016 Freescale Semiconductor Inc. + * Copyright (c) 2016 NXP. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * * Neither the name of the above-listed copyright holders nor the + * names of any contributors may be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * GPL LICENSE SUMMARY + * + * ALTERNATIVELY, this software may be distributed under the terms of the + * GNU General Public License ("GPL") as published by the Free Software + * Foundation, either version 2 of that License or (at your option) any + * later version. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef __RTA_SIGNATURE_CMD_H__ +#define __RTA_SIGNATURE_CMD_H__ + +static inline int +rta_signature(struct program *program, uint32_t sign_type) +{ + uint32_t opcode = CMD_SIGNATURE; + unsigned int start_pc = program->current_pc; + + switch (sign_type) { + case (SIGN_TYPE_FINAL): + case (SIGN_TYPE_FINAL_RESTORE): + case (SIGN_TYPE_FINAL_NONZERO): + case (SIGN_TYPE_IMM_2): + case (SIGN_TYPE_IMM_3): + case (SIGN_TYPE_IMM_4): + opcode |= sign_type; + break; + default: + pr_err("SIGNATURE Command: Invalid type selection\n"); + goto err; + } + + __rta_out32(program, opcode); + program->current_instruction++; + + return (int)start_pc; + + err: + program->first_error_pc = start_pc; + program->current_instruction++; + return -EINVAL; +} + +#endif /* __RTA_SIGNATURE_CMD_H__ */ |