OpenCloudOS-Kernel/drivers/gpu/drm/i915/intel_huc.h

59 lines
1.9 KiB
C

/*
* Copyright © 2014-2017 Intel Corporation
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice (including the next
* paragraph) shall be included in all copies or substantial portions of the
* Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
* IN THE SOFTWARE.
*
*/
#ifndef _INTEL_HUC_H_
#define _INTEL_HUC_H_
#include "intel_uc_fw.h"
#include "intel_huc_fw.h"
struct intel_huc {
/* Generic uC firmware management */
struct intel_uc_fw fw;
/* HuC-specific additions */
struct i915_vma *rsa_data;
void *rsa_data_vaddr;
};
void intel_huc_init_early(struct intel_huc *huc);
int intel_huc_init_misc(struct intel_huc *huc);
int intel_huc_init(struct intel_huc *huc);
void intel_huc_fini(struct intel_huc *huc);
int intel_huc_auth(struct intel_huc *huc);
int intel_huc_check_status(struct intel_huc *huc);
static inline void intel_huc_fini_misc(struct intel_huc *huc)
{
intel_uc_fw_cleanup_fetch(&huc->fw);
}
static inline int intel_huc_sanitize(struct intel_huc *huc)
{
intel_uc_fw_sanitize(&huc->fw);
return 0;
}
#endif