drivers/crypto/dpaa2_sec/hw/rta/signature_cmd.h

   1 /*
   2  * Copyright 2008-2016 Freescale Semiconductor, Inc.
   3  *
   4  * SPDX-License-Identifier: BSD-3-Clause or GPL-2.0+
   5  */
   6
   7 #ifndef __RTA_SIGNATURE_CMD_H__
   8 #define __RTA_SIGNATURE_CMD_H__
   9
  10 static inline int
  11 rta_signature(struct program *program, uint32_t sign_type)
  12 {
  13         uint32_t opcode = CMD_SIGNATURE;
  14         unsigned int start_pc = program->current_pc;
  15
  16         switch (sign_type) {
  17         case (SIGN_TYPE_FINAL):
  18         case (SIGN_TYPE_FINAL_RESTORE):
  19         case (SIGN_TYPE_FINAL_NONZERO):
  20         case (SIGN_TYPE_IMM_2):
  21         case (SIGN_TYPE_IMM_3):
  22         case (SIGN_TYPE_IMM_4):
  23                 opcode |= sign_type;
  24                 break;
  25         default:
  26                 pr_err("SIGNATURE Command: Invalid type selection\n");
  27                 goto err;
  28         }
  29
  30         __rta_out32(program, opcode);
  31         program->current_instruction++;
  32
  33         return (int)start_pc;
  34
  35  err:
  36         program->first_error_pc = start_pc;
  37         program->current_instruction++;
  38         return -EINVAL;
  39 }
  40
  41 #endif /* __RTA_SIGNATURE_CMD_H__ */