xref: /openbsd-src/sys/dev/pci/drm/amd/amdgpu/amdgpu_hdp.h (revision f005ef32267c16bdb134f0e9fa4477dbe07c263a)
15ca02815Sjsg /*
25ca02815Sjsg  * Copyright 2020 Advanced Micro Devices, Inc.
35ca02815Sjsg  *
45ca02815Sjsg  * Permission is hereby granted, free of charge, to any person obtaining a
55ca02815Sjsg  * copy of this software and associated documentation files (the "Software"),
65ca02815Sjsg  * to deal in the Software without restriction, including without limitation
75ca02815Sjsg  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
85ca02815Sjsg  * and/or sell copies of the Software, and to permit persons to whom the
95ca02815Sjsg  * Software is furnished to do so, subject to the following conditions:
105ca02815Sjsg  *
115ca02815Sjsg  * The above copyright notice and this permission notice shall be included in
125ca02815Sjsg  * all copies or substantial portions of the Software.
135ca02815Sjsg  *
145ca02815Sjsg  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
155ca02815Sjsg  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
165ca02815Sjsg  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
175ca02815Sjsg  * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
185ca02815Sjsg  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
195ca02815Sjsg  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
205ca02815Sjsg  * OTHER DEALINGS IN THE SOFTWARE.
215ca02815Sjsg  *
225ca02815Sjsg  */
235ca02815Sjsg #ifndef __AMDGPU_HDP_H__
245ca02815Sjsg #define __AMDGPU_HDP_H__
251bb76ff1Sjsg #include "amdgpu_ras.h"
265ca02815Sjsg 
271bb76ff1Sjsg struct amdgpu_hdp_ras {
281bb76ff1Sjsg 	struct amdgpu_ras_block_object ras_block;
295ca02815Sjsg };
305ca02815Sjsg 
315ca02815Sjsg struct amdgpu_hdp_funcs {
325ca02815Sjsg 	void (*flush_hdp)(struct amdgpu_device *adev, struct amdgpu_ring *ring);
335ca02815Sjsg 	void (*invalidate_hdp)(struct amdgpu_device *adev,
345ca02815Sjsg 			       struct amdgpu_ring *ring);
355ca02815Sjsg 	void (*update_clock_gating)(struct amdgpu_device *adev, bool enable);
361bb76ff1Sjsg 	void (*get_clock_gating_state)(struct amdgpu_device *adev, u64 *flags);
375ca02815Sjsg 	void (*init_registers)(struct amdgpu_device *adev);
385ca02815Sjsg };
395ca02815Sjsg 
405ca02815Sjsg struct amdgpu_hdp {
415ca02815Sjsg 	struct ras_common_if			*ras_if;
425ca02815Sjsg 	const struct amdgpu_hdp_funcs		*funcs;
431bb76ff1Sjsg 	struct amdgpu_hdp_ras	*ras;
445ca02815Sjsg };
455ca02815Sjsg 
46*f005ef32Sjsg int amdgpu_hdp_ras_sw_init(struct amdgpu_device *adev);
475ca02815Sjsg #endif /* __AMDGPU_HDP_H__ */
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