amd/amdgpu/amdgpu_umr.h

0001 /*
0002  * Copyright 2021 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 #include <linux/ioctl.h>
0024
0025 /*
0026  * MMIO debugfs IOCTL structure
0027  */
0028 struct amdgpu_debugfs_regs2_iocdata {
0029     __u32 use_srbm, use_grbm, pg_lock;
0030     struct {
0031         __u32 se, sh, instance;
0032     } grbm;
0033     struct {
0034         __u32 me, pipe, queue, vmid;
0035     } srbm;
0036 };
0037
0038 /*
0039  * MMIO debugfs state data (per file* handle)
0040  */
0041 struct amdgpu_debugfs_regs2_data {
0042     struct amdgpu_device *adev;
0043     struct mutex lock;
0044     struct amdgpu_debugfs_regs2_iocdata id;
0045 };
0046
0047 enum AMDGPU_DEBUGFS_REGS2_CMDS {
0048     AMDGPU_DEBUGFS_REGS2_CMD_SET_STATE=0,
0049 };
0050
0051 #define AMDGPU_DEBUGFS_REGS2_IOC_SET_STATE _IOWR(0x20, AMDGPU_DEBUGFS_REGS2_CMD_SET_STATE, struct amdgpu_debugfs_regs2_iocdata)