xref: /openbmc/linux/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.h (revision e553d2a5)
1 /*
2  * Copyright 2016 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 
24 #ifndef __GMC_V9_0_H__
25 #define __GMC_V9_0_H__
26 
27 	/*
28 	 * The latest engine allocation on gfx9 is:
29 	 * Engine 2, 3: firmware
30 	 * Engine 0, 1, 4~16: amdgpu ring,
31 	 *                    subject to change when ring number changes
32 	 * Engine 17: Gart flushes
33 	 */
34 #define GFXHUB_FREE_VM_INV_ENGS_BITMAP		0x1FFF3
35 #define MMHUB_FREE_VM_INV_ENGS_BITMAP		0x1FFF3
36 
37 extern const struct amd_ip_funcs gmc_v9_0_ip_funcs;
38 extern const struct amdgpu_ip_block_version gmc_v9_0_ip_block;
39 
40 /* amdgpu_amdkfd*.c */
41 void gfxhub_v1_0_setup_vm_pt_regs(struct amdgpu_device *adev, uint32_t vmid,
42 				uint64_t value);
43 void mmhub_v1_0_setup_vm_pt_regs(struct amdgpu_device *adev, uint32_t vmid,
44 				uint64_t value);
45 void mmhub_v9_4_setup_vm_pt_regs(struct amdgpu_device *adev, int hubid,
46 				uint32_t vmid, uint64_t value);
47 #endif
48