2 * Copyright 2021 Advanced Micro Devices, Inc.
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
11 * The above copyright notice and this permission notice shall be included in
12 * all copies or substantial portions of the Software.
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
18 * 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 OR
20 * OTHER DEALINGS IN THE SOFTWARE.
24 #ifndef __AMDGPU_IMU_H__
25 #define __AMDGPU_IMU_H__
32 struct amdgpu_imu_funcs {
33 int (*init_microcode)(struct amdgpu_device *adev);
34 int (*load_microcode)(struct amdgpu_device *adev);
35 void (*setup_imu)(struct amdgpu_device *adev);
36 int (*start_imu)(struct amdgpu_device *adev);
37 void (*program_rlc_ram)(struct amdgpu_device *adev);
38 int (*wait_for_reset_status)(struct amdgpu_device *adev);
41 struct imu_rlc_ram_golden {
50 #define IMU_RLC_RAM_GOLDEN_VALUE(ip, inst, reg, data, addr_mask) \
51 { ip##_HWIP, inst, reg##_BASE_IDX, reg, data, addr_mask }
54 const struct amdgpu_imu_funcs *funcs;
55 enum imu_work_mode mode;