From b291a3872b5a8f105025c22a956c853779ad2326 Mon Sep 17 00:00:00 2001 From: Hawking Zhang Date: Thu, 24 Dec 2020 15:49:18 +0800 Subject: drm/amdgpu: add amdgpu_hdp structure amdgpu_hdp hold all the callbacks for hdp Signed-off-by: Hawking Zhang Reviewed-by: Likun Gao Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_hdp.h | 40 +++++++++++++++++++++++++++++++++ 1 file changed, 40 insertions(+) create mode 100644 drivers/gpu/drm/amd/amdgpu/amdgpu_hdp.h (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_hdp.h') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_hdp.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_hdp.h new file mode 100644 index 000000000000..43caf9f8cc11 --- /dev/null +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_hdp.h @@ -0,0 +1,40 @@ +/* + * Copyright 2020 Advanced Micro Devices, Inc. + * + * 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 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 COPYRIGHT HOLDER(S) OR AUTHOR(S) 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 __AMDGPU_HDP_H__ +#define __AMDGPU_HDP_H__ + +struct amdgpu_hdp_funcs { + void (*flush_hdp)(struct amdgpu_device *adev, struct amdgpu_ring *ring); + void (*invalidate_hdp)(struct amdgpu_device *adev, + struct amdgpu_ring *ring); + void (*reset_ras_error_count)(struct amdgpu_device *adev); + void (*update_clock_gating)(struct amdgpu_device *adev, bool enable); + void (*get_clock_gating_state)(struct amdgpu_device *adev, u32 *flags); + void (*init_registers)(struct amdgpu_device *adev); +}; + +struct amdgpu_hdp { + const struct amdgpu_hdp_funcs *funcs; +}; + +#endif /* __AMDGPU_HDP_H__ */ -- cgit v1.2.3