drivers/gpu/drm/i915/intel_huc.h

   1 /*
   2  * Copyright © 2014-2017 Intel Corporation
   3  *
   4  * Permission is hereby granted, free of charge, to any person obtaining a
   5  * copy of this software and associated documentation files (the "Software"),
   6  * to deal in the Software without restriction, including without limitation
   7  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
   8  * and/or sell copies of the Software, and to permit persons to whom the
   9  * Software is furnished to do so, subject to the following conditions:
  10  *
  11  * The above copyright notice and this permission notice (including the next
  12  * paragraph) shall be included in all copies or substantial portions of the
  13  * Software.
  14  *
  15  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  16  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  17  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  18  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  19  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  20  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
  21  * IN THE SOFTWARE.
  22  *
  23  */
  24
  25 #ifndef _INTEL_HUC_H_
  26 #define _INTEL_HUC_H_
  27
  28 #include "intel_uc_fw.h"
  29 #include "intel_huc_fw.h"
  30
  31 struct intel_huc {
  32         /* Generic uC firmware management */
  33         struct intel_uc_fw fw;
  34
  35         /* HuC-specific additions */
  36 };
  37
  38 void intel_huc_init_early(struct intel_huc *huc);
  39 int intel_huc_init_misc(struct intel_huc *huc);
  40 int intel_huc_auth(struct intel_huc *huc);
  41 int intel_huc_check_status(struct intel_huc *huc);
  42
  43 static inline void intel_huc_fini_misc(struct intel_huc *huc)
  44 {
  45         intel_uc_fw_fini(&huc->fw);
  46 }
  47
  48 static inline int intel_huc_sanitize(struct intel_huc *huc)
  49 {
  50         intel_uc_fw_sanitize(&huc->fw);
  51         return 0;
  52 }
  53
  54 #endif