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1/*2 * Copyright 2020 Advanced Micro Devices, Inc.3 *4 * Permission is hereby granted, free of charge, to any person obtaining a5 * copy of this software and associated documentation files (the "Software"),6 * to deal in the Software without restriction, including without limitation7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,8 * and/or sell copies of the Software, and to permit persons to whom the9 * Software is furnished to do so, subject to the following conditions:10 *11 * The above copyright notice and this permission notice shall be included in12 * all copies or substantial portions of the Software.13 *14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR20 * OTHER DEALINGS IN THE SOFTWARE.21 *22 */23#ifndef __AMDGPU_HDP_H__24#define __AMDGPU_HDP_H__25#include "amdgpu_ras.h"26 27struct amdgpu_hdp_ras {28 struct amdgpu_ras_block_object ras_block;29};30 31struct amdgpu_hdp_funcs {32 void (*flush_hdp)(struct amdgpu_device *adev, struct amdgpu_ring *ring);33 void (*invalidate_hdp)(struct amdgpu_device *adev,34 struct amdgpu_ring *ring);35 void (*update_clock_gating)(struct amdgpu_device *adev, bool enable);36 void (*get_clock_gating_state)(struct amdgpu_device *adev, u64 *flags);37 void (*init_registers)(struct amdgpu_device *adev);38};39 40struct amdgpu_hdp {41 struct ras_common_if *ras_if;42 const struct amdgpu_hdp_funcs *funcs;43 struct amdgpu_hdp_ras *ras;44};45 46int amdgpu_hdp_ras_sw_init(struct amdgpu_device *adev);47#endif /* __AMDGPU_HDP_H__ */48