1/*
 2 * Copyright 2021 Advanced Micro Devices, Inc.
 3 *
 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:
10 *
11 * The above copyright notice and this permission notice shall be included in
12 * all copies or substantial portions of the Software.
13 *
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.
21 *
22 */
23#include <linux/ioctl.h>
24
25/*
26 * MMIO debugfs IOCTL structure
27 */
28struct amdgpu_debugfs_regs2_iocdata {
29	__u32 use_srbm, use_grbm, pg_lock;
30	struct {
31		__u32 se, sh, instance;
32	} grbm;
33	struct {
34		__u32 me, pipe, queue, vmid;
35	} srbm;
36};
37
38/*
39 * MMIO debugfs state data (per file* handle)
40 */
41struct amdgpu_debugfs_regs2_data {
42	struct amdgpu_device *adev;
43	struct mutex lock;
44	struct amdgpu_debugfs_regs2_iocdata id;
45};
46
47enum AMDGPU_DEBUGFS_REGS2_CMDS {
48	AMDGPU_DEBUGFS_REGS2_CMD_SET_STATE=0,
49};
50
51#define AMDGPU_DEBUGFS_REGS2_IOC_SET_STATE _IOWR(0x20, AMDGPU_DEBUGFS_REGS2_CMD_SET_STATE, struct amdgpu_debugfs_regs2_iocdata)