amd/amdgpu/amdgpu_smuio.h

0001 /*
0002  * Copyright 2020 Advanced Micro Devices, Inc.
0003  *
0004  * Permission is hereby granted, free of charge, to any person obtaining a
0005  * copy of this software and associated documentation files (the "Software"),
0006  * to deal in the Software without restriction, including without limitation
0007  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
0008  * and/or sell copies of the Software, and to permit persons to whom the
0009  * Software is furnished to do so, subject to the following conditions:
0010  *
0011  * The above copyright notice and this permission notice shall be included in
0012  * all copies or substantial portions of the Software.
0013  *
0014  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
0015  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
0016  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
0017  * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
0018  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
0019  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
0020  * OTHER DEALINGS IN THE SOFTWARE.
0021  *
0022  */
0023 #ifndef __AMDGPU_SMUIO_H__
0024 #define __AMDGPU_SMUIO_H__
0025
0026 struct amdgpu_smuio_funcs {
0027     u32 (*get_rom_index_offset)(struct amdgpu_device *adev);
0028     u32 (*get_rom_data_offset)(struct amdgpu_device *adev);
0029     void (*update_rom_clock_gating)(struct amdgpu_device *adev, bool enable);
0030     void (*get_clock_gating_state)(struct amdgpu_device *adev, u64 *flags);
0031     u32 (*get_die_id)(struct amdgpu_device *adev);
0032     u32 (*get_socket_id)(struct amdgpu_device *adev);
0033     bool (*is_host_gpu_xgmi_supported)(struct amdgpu_device *adev);
0034 };
0035
0036 struct amdgpu_smuio {
0037     const struct amdgpu_smuio_funcs     *funcs;
0038 };
0039
0040 #endif /* __AMDGPU_SMUIO_H__ */