xref: /openbmc/linux/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c (revision f9c32db1)
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 #include <linux/kernel.h>
24 #include <linux/firmware.h>
25 #include <drm/drmP.h>
26 #include "amdgpu.h"
27 #include "amdgpu_gfx.h"
28 #include "soc15.h"
29 #include "soc15d.h"
30 #include "amdgpu_atomfirmware.h"
31 
32 #include "gc/gc_9_0_offset.h"
33 #include "gc/gc_9_0_sh_mask.h"
34 #include "vega10_enum.h"
35 #include "hdp/hdp_4_0_offset.h"
36 
37 #include "soc15_common.h"
38 #include "clearstate_gfx9.h"
39 #include "v9_structs.h"
40 
41 #include "ivsrcid/gfx/irqsrcs_gfx_9_0.h"
42 
43 #define GFX9_NUM_GFX_RINGS     1
44 #define GFX9_MEC_HPD_SIZE 2048
45 #define RLCG_UCODE_LOADING_START_ADDRESS 0x00002000L
46 #define RLC_SAVE_RESTORE_ADDR_STARTING_OFFSET 0x00000000L
47 
48 #define mmPWR_MISC_CNTL_STATUS					0x0183
49 #define mmPWR_MISC_CNTL_STATUS_BASE_IDX				0
50 #define PWR_MISC_CNTL_STATUS__PWR_GFX_RLC_CGPG_EN__SHIFT	0x0
51 #define PWR_MISC_CNTL_STATUS__PWR_GFXOFF_STATUS__SHIFT		0x1
52 #define PWR_MISC_CNTL_STATUS__PWR_GFX_RLC_CGPG_EN_MASK		0x00000001L
53 #define PWR_MISC_CNTL_STATUS__PWR_GFXOFF_STATUS_MASK		0x00000006L
54 
55 MODULE_FIRMWARE("amdgpu/vega10_ce.bin");
56 MODULE_FIRMWARE("amdgpu/vega10_pfp.bin");
57 MODULE_FIRMWARE("amdgpu/vega10_me.bin");
58 MODULE_FIRMWARE("amdgpu/vega10_mec.bin");
59 MODULE_FIRMWARE("amdgpu/vega10_mec2.bin");
60 MODULE_FIRMWARE("amdgpu/vega10_rlc.bin");
61 
62 MODULE_FIRMWARE("amdgpu/vega12_ce.bin");
63 MODULE_FIRMWARE("amdgpu/vega12_pfp.bin");
64 MODULE_FIRMWARE("amdgpu/vega12_me.bin");
65 MODULE_FIRMWARE("amdgpu/vega12_mec.bin");
66 MODULE_FIRMWARE("amdgpu/vega12_mec2.bin");
67 MODULE_FIRMWARE("amdgpu/vega12_rlc.bin");
68 
69 MODULE_FIRMWARE("amdgpu/vega20_ce.bin");
70 MODULE_FIRMWARE("amdgpu/vega20_pfp.bin");
71 MODULE_FIRMWARE("amdgpu/vega20_me.bin");
72 MODULE_FIRMWARE("amdgpu/vega20_mec.bin");
73 MODULE_FIRMWARE("amdgpu/vega20_mec2.bin");
74 MODULE_FIRMWARE("amdgpu/vega20_rlc.bin");
75 
76 MODULE_FIRMWARE("amdgpu/raven_ce.bin");
77 MODULE_FIRMWARE("amdgpu/raven_pfp.bin");
78 MODULE_FIRMWARE("amdgpu/raven_me.bin");
79 MODULE_FIRMWARE("amdgpu/raven_mec.bin");
80 MODULE_FIRMWARE("amdgpu/raven_mec2.bin");
81 MODULE_FIRMWARE("amdgpu/raven_rlc.bin");
82 
83 MODULE_FIRMWARE("amdgpu/picasso_ce.bin");
84 MODULE_FIRMWARE("amdgpu/picasso_pfp.bin");
85 MODULE_FIRMWARE("amdgpu/picasso_me.bin");
86 MODULE_FIRMWARE("amdgpu/picasso_mec.bin");
87 MODULE_FIRMWARE("amdgpu/picasso_mec2.bin");
88 MODULE_FIRMWARE("amdgpu/picasso_rlc.bin");
89 
90 MODULE_FIRMWARE("amdgpu/raven2_ce.bin");
91 MODULE_FIRMWARE("amdgpu/raven2_pfp.bin");
92 MODULE_FIRMWARE("amdgpu/raven2_me.bin");
93 MODULE_FIRMWARE("amdgpu/raven2_mec.bin");
94 MODULE_FIRMWARE("amdgpu/raven2_mec2.bin");
95 MODULE_FIRMWARE("amdgpu/raven2_rlc.bin");
96 
97 static const struct soc15_reg_golden golden_settings_gc_9_0[] =
98 {
99 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmDB_DEBUG2, 0xf00fffff, 0x00000400),
100 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmGB_GPU_ID, 0x0000000f, 0x00000000),
101 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmPA_SC_BINNER_EVENT_CNTL_3, 0x00000003, 0x82400024),
102 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmPA_SC_ENHANCE, 0x3fffffff, 0x00000001),
103 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmPA_SC_LINE_STIPPLE_STATE, 0x0000ff0f, 0x00000000),
104 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmSH_MEM_CONFIG, 0x00001000, 0x00001000),
105 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmSPI_RESOURCE_RESERVE_CU_0, 0x0007ffff, 0x00000800),
106 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmSPI_RESOURCE_RESERVE_CU_1, 0x0007ffff, 0x00000800),
107 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmSPI_RESOURCE_RESERVE_EN_CU_0, 0x01ffffff, 0x0000ff87),
108 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmSPI_RESOURCE_RESERVE_EN_CU_1, 0x01ffffff, 0x0000ff8f),
109 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmSQC_CONFIG, 0x03000000, 0x020a2000),
110 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmTA_CNTL_AUX, 0xfffffeef, 0x010b0000),
111 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmTCP_CHAN_STEER_HI, 0xffffffff, 0x4a2c0e68),
112 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmTCP_CHAN_STEER_LO, 0xffffffff, 0xb5d3f197),
113 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmVGT_CACHE_INVALIDATION, 0x3fff3af3, 0x19200000),
114 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmVGT_GS_MAX_WAVE_ID, 0x00000fff, 0x000003ff)
115 };
116 
117 static const struct soc15_reg_golden golden_settings_gc_9_0_vg10[] =
118 {
119 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmCB_HW_CONTROL, 0x0000f000, 0x00012107),
120 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmCB_HW_CONTROL_3, 0x30000000, 0x10000000),
121 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmCPC_UTCL1_CNTL, 0x08000000, 0x08000080),
122 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmCPF_UTCL1_CNTL, 0x08000000, 0x08000080),
123 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmCPG_UTCL1_CNTL, 0x08000000, 0x08000080),
124 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmGB_ADDR_CONFIG, 0xffff77ff, 0x2a114042),
125 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmGB_ADDR_CONFIG_READ, 0xffff77ff, 0x2a114042),
126 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmIA_UTCL1_CNTL, 0x08000000, 0x08000080),
127 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmPA_SC_ENHANCE_1, 0x00008000, 0x00048000),
128 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmRLC_GPM_UTCL1_CNTL_0, 0x08000000, 0x08000080),
129 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmRLC_GPM_UTCL1_CNTL_1, 0x08000000, 0x08000080),
130 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmRLC_GPM_UTCL1_CNTL_2, 0x08000000, 0x08000080),
131 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmRLC_PREWALKER_UTCL1_CNTL, 0x08000000, 0x08000080),
132 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmRLC_SPM_UTCL1_CNTL, 0x08000000, 0x08000080),
133 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmRMI_UTCL1_CNTL2, 0x00030000, 0x00020000),
134 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmSPI_CONFIG_CNTL_1, 0x0000000f, 0x01000107),
135 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmTD_CNTL, 0x00001800, 0x00000800),
136 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmWD_UTCL1_CNTL, 0x08000000, 0x08000080)
137 };
138 
139 static const struct soc15_reg_golden golden_settings_gc_9_0_vg20[] =
140 {
141 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmCB_DCC_CONFIG, 0x0f000080, 0x04000080),
142 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmCB_HW_CONTROL_2, 0x0f000000, 0x0a000000),
143 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmCB_HW_CONTROL_3, 0x30000000, 0x10000000),
144 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmGB_ADDR_CONFIG, 0xf3e777ff, 0x22014042),
145 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmGB_ADDR_CONFIG_READ, 0xf3e777ff, 0x22014042),
146 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmDB_DEBUG2, 0x00003e00, 0x00000400),
147 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmPA_SC_ENHANCE_1, 0xff840000, 0x04040000),
148 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmRMI_UTCL1_CNTL2, 0x00030000, 0x00030000),
149 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmSPI_CONFIG_CNTL_1, 0xffff010f, 0x01000107),
150 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmTA_CNTL_AUX, 0x000b0000, 0x000b0000),
151 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmTD_CNTL, 0x01000000, 0x01000000)
152 };
153 
154 static const struct soc15_reg_golden golden_settings_gc_9_1[] =
155 {
156 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmCB_HW_CONTROL, 0xfffdf3cf, 0x00014104),
157 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmCPC_UTCL1_CNTL, 0x08000000, 0x08000080),
158 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmCPF_UTCL1_CNTL, 0x08000000, 0x08000080),
159 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmCPG_UTCL1_CNTL, 0x08000000, 0x08000080),
160 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmDB_DEBUG2, 0xf00fffff, 0x00000420),
161 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmGB_GPU_ID, 0x0000000f, 0x00000000),
162 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmIA_UTCL1_CNTL, 0x08000000, 0x08000080),
163 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmPA_SC_BINNER_EVENT_CNTL_3, 0x00000003, 0x82400024),
164 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmPA_SC_ENHANCE, 0x3fffffff, 0x00000001),
165 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmPA_SC_LINE_STIPPLE_STATE, 0x0000ff0f, 0x00000000),
166 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmRLC_GPM_UTCL1_CNTL_0, 0x08000000, 0x08000080),
167 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmRLC_GPM_UTCL1_CNTL_1, 0x08000000, 0x08000080),
168 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmRLC_GPM_UTCL1_CNTL_2, 0x08000000, 0x08000080),
169 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmRLC_PREWALKER_UTCL1_CNTL, 0x08000000, 0x08000080),
170 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmRLC_SPM_UTCL1_CNTL, 0x08000000, 0x08000080),
171 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmTA_CNTL_AUX, 0xfffffeef, 0x010b0000),
172 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmTCP_CHAN_STEER_HI, 0xffffffff, 0x00000000),
173 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmTCP_CHAN_STEER_LO, 0xffffffff, 0x00003120),
174 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmVGT_CACHE_INVALIDATION, 0x3fff3af3, 0x19200000),
175 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmVGT_GS_MAX_WAVE_ID, 0x00000fff, 0x000000ff),
176 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmWD_UTCL1_CNTL, 0x08000000, 0x08000080)
177 };
178 
179 static const struct soc15_reg_golden golden_settings_gc_9_1_rv1[] =
180 {
181 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmCB_HW_CONTROL_3, 0x30000000, 0x10000000),
182 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmGB_ADDR_CONFIG, 0xffff77ff, 0x24000042),
183 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmGB_ADDR_CONFIG_READ, 0xffff77ff, 0x24000042),
184 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmPA_SC_ENHANCE_1, 0xffffffff, 0x04048000),
185 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmPA_SC_MODE_CNTL_1, 0x06000000, 0x06000000),
186 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmRMI_UTCL1_CNTL2, 0x00030000, 0x00020000),
187 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmTD_CNTL, 0x01bd9f33, 0x00000800)
188 };
189 
190 static const struct soc15_reg_golden golden_settings_gc_9_1_rv2[] =
191 {
192 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmCB_DCC_CONFIG, 0xff7fffff, 0x04000000),
193 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmCB_HW_CONTROL, 0xfffdf3cf, 0x00014104),
194 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmCB_HW_CONTROL_2, 0xff7fffff, 0x0a000000),
195 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmCPC_UTCL1_CNTL, 0x7f0fffff, 0x08000080),
196 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmCPF_UTCL1_CNTL, 0xff8fffff, 0x08000080),
197 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmCPG_UTCL1_CNTL, 0x7f8fffff, 0x08000080),
198 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmGB_ADDR_CONFIG, 0xffff77ff, 0x26013041),
199 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmGB_ADDR_CONFIG_READ, 0xffff77ff, 0x26013041),
200 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmIA_UTCL1_CNTL, 0x3f8fffff, 0x08000080),
201 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmPA_SC_ENHANCE_1, 0xffffffff, 0x04040000),
202 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmRLC_GPM_UTCL1_CNTL_0, 0xff0fffff, 0x08000080),
203 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmRLC_GPM_UTCL1_CNTL_1, 0xff0fffff, 0x08000080),
204 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmRLC_GPM_UTCL1_CNTL_2, 0xff0fffff, 0x08000080),
205 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmRLC_PREWALKER_UTCL1_CNTL, 0xff0fffff, 0x08000080),
206 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmRLC_SPM_UTCL1_CNTL, 0xff0fffff, 0x08000080),
207 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmTCP_CHAN_STEER_HI, 0xffffffff, 0x00000000),
208 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmTCP_CHAN_STEER_LO, 0xffffffff, 0x00000010),
209 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmTD_CNTL, 0x01bd9f33, 0x01000000),
210 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmWD_UTCL1_CNTL, 0x3f8fffff, 0x08000080),
211 };
212 
213 static const struct soc15_reg_golden golden_settings_gc_9_x_common[] =
214 {
215 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmGRBM_CAM_INDEX, 0xffffffff, 0x00000000),
216 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmGRBM_CAM_DATA, 0xffffffff, 0x2544c382)
217 };
218 
219 static const struct soc15_reg_golden golden_settings_gc_9_2_1[] =
220 {
221 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmDB_DEBUG2, 0xf00fffff, 0x00000420),
222 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmGB_GPU_ID, 0x0000000f, 0x00000000),
223 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmPA_SC_BINNER_EVENT_CNTL_3, 0x00000003, 0x82400024),
224 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmPA_SC_ENHANCE, 0x3fffffff, 0x00000001),
225 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmPA_SC_LINE_STIPPLE_STATE, 0x0000ff0f, 0x00000000),
226 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmSH_MEM_CONFIG, 0x00001000, 0x00001000),
227 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmSPI_RESOURCE_RESERVE_CU_0, 0x0007ffff, 0x00000800),
228 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmSPI_RESOURCE_RESERVE_CU_1, 0x0007ffff, 0x00000800),
229 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmSPI_RESOURCE_RESERVE_EN_CU_0, 0x01ffffff, 0x0000ff87),
230 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmSPI_RESOURCE_RESERVE_EN_CU_1, 0x01ffffff, 0x0000ff8f),
231 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmSQC_CONFIG, 0x03000000, 0x020a2000),
232 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmTA_CNTL_AUX, 0xfffffeef, 0x010b0000),
233 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmTCP_CHAN_STEER_HI, 0xffffffff, 0x4a2c0e68),
234 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmTCP_CHAN_STEER_LO, 0xffffffff, 0xb5d3f197),
235 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmVGT_CACHE_INVALIDATION, 0x3fff3af3, 0x19200000),
236 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmVGT_GS_MAX_WAVE_ID, 0x00000fff, 0x000003ff)
237 };
238 
239 static const struct soc15_reg_golden golden_settings_gc_9_2_1_vg12[] =
240 {
241 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmCB_DCC_CONFIG, 0x00000080, 0x04000080),
242 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmCB_HW_CONTROL, 0xfffdf3cf, 0x00014104),
243 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmCB_HW_CONTROL_2, 0x0f000000, 0x0a000000),
244 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmGB_ADDR_CONFIG, 0xffff77ff, 0x24104041),
245 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmGB_ADDR_CONFIG_READ, 0xffff77ff, 0x24104041),
246 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmPA_SC_ENHANCE_1, 0xffffffff, 0x04040000),
247 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmSPI_CONFIG_CNTL_1, 0xffff03ff, 0x01000107),
248 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmTCP_CHAN_STEER_HI, 0xffffffff, 0x00000000),
249 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmTCP_CHAN_STEER_LO, 0xffffffff, 0x76325410),
250 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmTD_CNTL, 0x01bd9f33, 0x01000000)
251 };
252 
253 static const u32 GFX_RLC_SRM_INDEX_CNTL_ADDR_OFFSETS[] =
254 {
255 	mmRLC_SRM_INDEX_CNTL_ADDR_0 - mmRLC_SRM_INDEX_CNTL_ADDR_0,
256 	mmRLC_SRM_INDEX_CNTL_ADDR_1 - mmRLC_SRM_INDEX_CNTL_ADDR_0,
257 	mmRLC_SRM_INDEX_CNTL_ADDR_2 - mmRLC_SRM_INDEX_CNTL_ADDR_0,
258 	mmRLC_SRM_INDEX_CNTL_ADDR_3 - mmRLC_SRM_INDEX_CNTL_ADDR_0,
259 	mmRLC_SRM_INDEX_CNTL_ADDR_4 - mmRLC_SRM_INDEX_CNTL_ADDR_0,
260 	mmRLC_SRM_INDEX_CNTL_ADDR_5 - mmRLC_SRM_INDEX_CNTL_ADDR_0,
261 	mmRLC_SRM_INDEX_CNTL_ADDR_6 - mmRLC_SRM_INDEX_CNTL_ADDR_0,
262 	mmRLC_SRM_INDEX_CNTL_ADDR_7 - mmRLC_SRM_INDEX_CNTL_ADDR_0,
263 };
264 
265 static const u32 GFX_RLC_SRM_INDEX_CNTL_DATA_OFFSETS[] =
266 {
267 	mmRLC_SRM_INDEX_CNTL_DATA_0 - mmRLC_SRM_INDEX_CNTL_DATA_0,
268 	mmRLC_SRM_INDEX_CNTL_DATA_1 - mmRLC_SRM_INDEX_CNTL_DATA_0,
269 	mmRLC_SRM_INDEX_CNTL_DATA_2 - mmRLC_SRM_INDEX_CNTL_DATA_0,
270 	mmRLC_SRM_INDEX_CNTL_DATA_3 - mmRLC_SRM_INDEX_CNTL_DATA_0,
271 	mmRLC_SRM_INDEX_CNTL_DATA_4 - mmRLC_SRM_INDEX_CNTL_DATA_0,
272 	mmRLC_SRM_INDEX_CNTL_DATA_5 - mmRLC_SRM_INDEX_CNTL_DATA_0,
273 	mmRLC_SRM_INDEX_CNTL_DATA_6 - mmRLC_SRM_INDEX_CNTL_DATA_0,
274 	mmRLC_SRM_INDEX_CNTL_DATA_7 - mmRLC_SRM_INDEX_CNTL_DATA_0,
275 };
276 
277 #define VEGA10_GB_ADDR_CONFIG_GOLDEN 0x2a114042
278 #define VEGA12_GB_ADDR_CONFIG_GOLDEN 0x24104041
279 #define RAVEN_GB_ADDR_CONFIG_GOLDEN 0x24000042
280 #define RAVEN2_GB_ADDR_CONFIG_GOLDEN 0x26013041
281 
282 static void gfx_v9_0_set_ring_funcs(struct amdgpu_device *adev);
283 static void gfx_v9_0_set_irq_funcs(struct amdgpu_device *adev);
284 static void gfx_v9_0_set_gds_init(struct amdgpu_device *adev);
285 static void gfx_v9_0_set_rlc_funcs(struct amdgpu_device *adev);
286 static int gfx_v9_0_get_cu_info(struct amdgpu_device *adev,
287                                  struct amdgpu_cu_info *cu_info);
288 static uint64_t gfx_v9_0_get_gpu_clock_counter(struct amdgpu_device *adev);
289 static void gfx_v9_0_select_se_sh(struct amdgpu_device *adev, u32 se_num, u32 sh_num, u32 instance);
290 static void gfx_v9_0_ring_emit_de_meta(struct amdgpu_ring *ring);
291 
292 static void gfx_v9_0_init_golden_registers(struct amdgpu_device *adev)
293 {
294 	switch (adev->asic_type) {
295 	case CHIP_VEGA10:
296 		soc15_program_register_sequence(adev,
297 						 golden_settings_gc_9_0,
298 						 ARRAY_SIZE(golden_settings_gc_9_0));
299 		soc15_program_register_sequence(adev,
300 						 golden_settings_gc_9_0_vg10,
301 						 ARRAY_SIZE(golden_settings_gc_9_0_vg10));
302 		break;
303 	case CHIP_VEGA12:
304 		soc15_program_register_sequence(adev,
305 						golden_settings_gc_9_2_1,
306 						ARRAY_SIZE(golden_settings_gc_9_2_1));
307 		soc15_program_register_sequence(adev,
308 						golden_settings_gc_9_2_1_vg12,
309 						ARRAY_SIZE(golden_settings_gc_9_2_1_vg12));
310 		break;
311 	case CHIP_VEGA20:
312 		soc15_program_register_sequence(adev,
313 						golden_settings_gc_9_0,
314 						ARRAY_SIZE(golden_settings_gc_9_0));
315 		soc15_program_register_sequence(adev,
316 						golden_settings_gc_9_0_vg20,
317 						ARRAY_SIZE(golden_settings_gc_9_0_vg20));
318 		break;
319 	case CHIP_RAVEN:
320 		soc15_program_register_sequence(adev, golden_settings_gc_9_1,
321 						ARRAY_SIZE(golden_settings_gc_9_1));
322 		if (adev->rev_id >= 8)
323 			soc15_program_register_sequence(adev,
324 							golden_settings_gc_9_1_rv2,
325 							ARRAY_SIZE(golden_settings_gc_9_1_rv2));
326 		else
327 			soc15_program_register_sequence(adev,
328 							golden_settings_gc_9_1_rv1,
329 							ARRAY_SIZE(golden_settings_gc_9_1_rv1));
330 		break;
331 	default:
332 		break;
333 	}
334 
335 	soc15_program_register_sequence(adev, golden_settings_gc_9_x_common,
336 					(const u32)ARRAY_SIZE(golden_settings_gc_9_x_common));
337 }
338 
339 static void gfx_v9_0_scratch_init(struct amdgpu_device *adev)
340 {
341 	adev->gfx.scratch.num_reg = 8;
342 	adev->gfx.scratch.reg_base = SOC15_REG_OFFSET(GC, 0, mmSCRATCH_REG0);
343 	adev->gfx.scratch.free_mask = (1u << adev->gfx.scratch.num_reg) - 1;
344 }
345 
346 static void gfx_v9_0_write_data_to_reg(struct amdgpu_ring *ring, int eng_sel,
347 				       bool wc, uint32_t reg, uint32_t val)
348 {
349 	amdgpu_ring_write(ring, PACKET3(PACKET3_WRITE_DATA, 3));
350 	amdgpu_ring_write(ring, WRITE_DATA_ENGINE_SEL(eng_sel) |
351 				WRITE_DATA_DST_SEL(0) |
352 				(wc ? WR_CONFIRM : 0));
353 	amdgpu_ring_write(ring, reg);
354 	amdgpu_ring_write(ring, 0);
355 	amdgpu_ring_write(ring, val);
356 }
357 
358 static void gfx_v9_0_wait_reg_mem(struct amdgpu_ring *ring, int eng_sel,
359 				  int mem_space, int opt, uint32_t addr0,
360 				  uint32_t addr1, uint32_t ref, uint32_t mask,
361 				  uint32_t inv)
362 {
363 	amdgpu_ring_write(ring, PACKET3(PACKET3_WAIT_REG_MEM, 5));
364 	amdgpu_ring_write(ring,
365 				 /* memory (1) or register (0) */
366 				 (WAIT_REG_MEM_MEM_SPACE(mem_space) |
367 				 WAIT_REG_MEM_OPERATION(opt) | /* wait */
368 				 WAIT_REG_MEM_FUNCTION(3) |  /* equal */
369 				 WAIT_REG_MEM_ENGINE(eng_sel)));
370 
371 	if (mem_space)
372 		BUG_ON(addr0 & 0x3); /* Dword align */
373 	amdgpu_ring_write(ring, addr0);
374 	amdgpu_ring_write(ring, addr1);
375 	amdgpu_ring_write(ring, ref);
376 	amdgpu_ring_write(ring, mask);
377 	amdgpu_ring_write(ring, inv); /* poll interval */
378 }
379 
380 static int gfx_v9_0_ring_test_ring(struct amdgpu_ring *ring)
381 {
382 	struct amdgpu_device *adev = ring->adev;
383 	uint32_t scratch;
384 	uint32_t tmp = 0;
385 	unsigned i;
386 	int r;
387 
388 	r = amdgpu_gfx_scratch_get(adev, &scratch);
389 	if (r) {
390 		DRM_ERROR("amdgpu: cp failed to get scratch reg (%d).\n", r);
391 		return r;
392 	}
393 	WREG32(scratch, 0xCAFEDEAD);
394 	r = amdgpu_ring_alloc(ring, 3);
395 	if (r) {
396 		DRM_ERROR("amdgpu: cp failed to lock ring %d (%d).\n",
397 			  ring->idx, r);
398 		amdgpu_gfx_scratch_free(adev, scratch);
399 		return r;
400 	}
401 	amdgpu_ring_write(ring, PACKET3(PACKET3_SET_UCONFIG_REG, 1));
402 	amdgpu_ring_write(ring, (scratch - PACKET3_SET_UCONFIG_REG_START));
403 	amdgpu_ring_write(ring, 0xDEADBEEF);
404 	amdgpu_ring_commit(ring);
405 
406 	for (i = 0; i < adev->usec_timeout; i++) {
407 		tmp = RREG32(scratch);
408 		if (tmp == 0xDEADBEEF)
409 			break;
410 		DRM_UDELAY(1);
411 	}
412 	if (i < adev->usec_timeout) {
413 		DRM_DEBUG("ring test on %d succeeded in %d usecs\n",
414 			 ring->idx, i);
415 	} else {
416 		DRM_ERROR("amdgpu: ring %d test failed (scratch(0x%04X)=0x%08X)\n",
417 			  ring->idx, scratch, tmp);
418 		r = -EINVAL;
419 	}
420 	amdgpu_gfx_scratch_free(adev, scratch);
421 	return r;
422 }
423 
424 static int gfx_v9_0_ring_test_ib(struct amdgpu_ring *ring, long timeout)
425 {
426 	struct amdgpu_device *adev = ring->adev;
427 	struct amdgpu_ib ib;
428 	struct dma_fence *f = NULL;
429 
430 	unsigned index;
431 	uint64_t gpu_addr;
432 	uint32_t tmp;
433 	long r;
434 
435 	r = amdgpu_device_wb_get(adev, &index);
436 	if (r) {
437 		dev_err(adev->dev, "(%ld) failed to allocate wb slot\n", r);
438 		return r;
439 	}
440 
441 	gpu_addr = adev->wb.gpu_addr + (index * 4);
442 	adev->wb.wb[index] = cpu_to_le32(0xCAFEDEAD);
443 	memset(&ib, 0, sizeof(ib));
444 	r = amdgpu_ib_get(adev, NULL, 16, &ib);
445 	if (r) {
446 		DRM_ERROR("amdgpu: failed to get ib (%ld).\n", r);
447 		goto err1;
448 	}
449 	ib.ptr[0] = PACKET3(PACKET3_WRITE_DATA, 3);
450 	ib.ptr[1] = WRITE_DATA_DST_SEL(5) | WR_CONFIRM;
451 	ib.ptr[2] = lower_32_bits(gpu_addr);
452 	ib.ptr[3] = upper_32_bits(gpu_addr);
453 	ib.ptr[4] = 0xDEADBEEF;
454 	ib.length_dw = 5;
455 
456 	r = amdgpu_ib_schedule(ring, 1, &ib, NULL, &f);
457 	if (r)
458 		goto err2;
459 
460 	r = dma_fence_wait_timeout(f, false, timeout);
461 	if (r == 0) {
462 			DRM_ERROR("amdgpu: IB test timed out.\n");
463 			r = -ETIMEDOUT;
464 			goto err2;
465 	} else if (r < 0) {
466 			DRM_ERROR("amdgpu: fence wait failed (%ld).\n", r);
467 			goto err2;
468 	}
469 
470 	tmp = adev->wb.wb[index];
471 	if (tmp == 0xDEADBEEF) {
472 			DRM_DEBUG("ib test on ring %d succeeded\n", ring->idx);
473 			r = 0;
474 	} else {
475 			DRM_ERROR("ib test on ring %d failed\n", ring->idx);
476 			r = -EINVAL;
477 	}
478 
479 err2:
480 	amdgpu_ib_free(adev, &ib, NULL);
481 	dma_fence_put(f);
482 err1:
483 	amdgpu_device_wb_free(adev, index);
484 	return r;
485 }
486 
487 
488 static void gfx_v9_0_free_microcode(struct amdgpu_device *adev)
489 {
490 	release_firmware(adev->gfx.pfp_fw);
491 	adev->gfx.pfp_fw = NULL;
492 	release_firmware(adev->gfx.me_fw);
493 	adev->gfx.me_fw = NULL;
494 	release_firmware(adev->gfx.ce_fw);
495 	adev->gfx.ce_fw = NULL;
496 	release_firmware(adev->gfx.rlc_fw);
497 	adev->gfx.rlc_fw = NULL;
498 	release_firmware(adev->gfx.mec_fw);
499 	adev->gfx.mec_fw = NULL;
500 	release_firmware(adev->gfx.mec2_fw);
501 	adev->gfx.mec2_fw = NULL;
502 
503 	kfree(adev->gfx.rlc.register_list_format);
504 }
505 
506 static void gfx_v9_0_init_rlc_ext_microcode(struct amdgpu_device *adev)
507 {
508 	const struct rlc_firmware_header_v2_1 *rlc_hdr;
509 
510 	rlc_hdr = (const struct rlc_firmware_header_v2_1 *)adev->gfx.rlc_fw->data;
511 	adev->gfx.rlc_srlc_fw_version = le32_to_cpu(rlc_hdr->save_restore_list_cntl_ucode_ver);
512 	adev->gfx.rlc_srlc_feature_version = le32_to_cpu(rlc_hdr->save_restore_list_cntl_feature_ver);
513 	adev->gfx.rlc.save_restore_list_cntl_size_bytes = le32_to_cpu(rlc_hdr->save_restore_list_cntl_size_bytes);
514 	adev->gfx.rlc.save_restore_list_cntl = (u8 *)rlc_hdr + le32_to_cpu(rlc_hdr->save_restore_list_cntl_offset_bytes);
515 	adev->gfx.rlc_srlg_fw_version = le32_to_cpu(rlc_hdr->save_restore_list_gpm_ucode_ver);
516 	adev->gfx.rlc_srlg_feature_version = le32_to_cpu(rlc_hdr->save_restore_list_gpm_feature_ver);
517 	adev->gfx.rlc.save_restore_list_gpm_size_bytes = le32_to_cpu(rlc_hdr->save_restore_list_gpm_size_bytes);
518 	adev->gfx.rlc.save_restore_list_gpm = (u8 *)rlc_hdr + le32_to_cpu(rlc_hdr->save_restore_list_gpm_offset_bytes);
519 	adev->gfx.rlc_srls_fw_version = le32_to_cpu(rlc_hdr->save_restore_list_srm_ucode_ver);
520 	adev->gfx.rlc_srls_feature_version = le32_to_cpu(rlc_hdr->save_restore_list_srm_feature_ver);
521 	adev->gfx.rlc.save_restore_list_srm_size_bytes = le32_to_cpu(rlc_hdr->save_restore_list_srm_size_bytes);
522 	adev->gfx.rlc.save_restore_list_srm = (u8 *)rlc_hdr + le32_to_cpu(rlc_hdr->save_restore_list_srm_offset_bytes);
523 	adev->gfx.rlc.reg_list_format_direct_reg_list_length =
524 			le32_to_cpu(rlc_hdr->reg_list_format_direct_reg_list_length);
525 }
526 
527 static void gfx_v9_0_check_fw_write_wait(struct amdgpu_device *adev)
528 {
529 	adev->gfx.me_fw_write_wait = false;
530 	adev->gfx.mec_fw_write_wait = false;
531 
532 	switch (adev->asic_type) {
533 	case CHIP_VEGA10:
534 		if ((adev->gfx.me_fw_version >= 0x0000009c) &&
535 		    (adev->gfx.me_feature_version >= 42) &&
536 		    (adev->gfx.pfp_fw_version >=  0x000000b1) &&
537 		    (adev->gfx.pfp_feature_version >= 42))
538 			adev->gfx.me_fw_write_wait = true;
539 
540 		if ((adev->gfx.mec_fw_version >=  0x00000193) &&
541 		    (adev->gfx.mec_feature_version >= 42))
542 			adev->gfx.mec_fw_write_wait = true;
543 		break;
544 	case CHIP_VEGA12:
545 		if ((adev->gfx.me_fw_version >= 0x0000009c) &&
546 		    (adev->gfx.me_feature_version >= 44) &&
547 		    (adev->gfx.pfp_fw_version >=  0x000000b2) &&
548 		    (adev->gfx.pfp_feature_version >= 44))
549 			adev->gfx.me_fw_write_wait = true;
550 
551 		if ((adev->gfx.mec_fw_version >=  0x00000196) &&
552 		    (adev->gfx.mec_feature_version >= 44))
553 			adev->gfx.mec_fw_write_wait = true;
554 		break;
555 	case CHIP_VEGA20:
556 		if ((adev->gfx.me_fw_version >= 0x0000009c) &&
557 		    (adev->gfx.me_feature_version >= 44) &&
558 		    (adev->gfx.pfp_fw_version >=  0x000000b2) &&
559 		    (adev->gfx.pfp_feature_version >= 44))
560 			adev->gfx.me_fw_write_wait = true;
561 
562 		if ((adev->gfx.mec_fw_version >=  0x00000197) &&
563 		    (adev->gfx.mec_feature_version >= 44))
564 			adev->gfx.mec_fw_write_wait = true;
565 		break;
566 	case CHIP_RAVEN:
567 		if ((adev->gfx.me_fw_version >= 0x0000009c) &&
568 		    (adev->gfx.me_feature_version >= 42) &&
569 		    (adev->gfx.pfp_fw_version >=  0x000000b1) &&
570 		    (adev->gfx.pfp_feature_version >= 42))
571 			adev->gfx.me_fw_write_wait = true;
572 
573 		if ((adev->gfx.mec_fw_version >=  0x00000192) &&
574 		    (adev->gfx.mec_feature_version >= 42))
575 			adev->gfx.mec_fw_write_wait = true;
576 		break;
577 	default:
578 		break;
579 	}
580 }
581 
582 static int gfx_v9_0_init_microcode(struct amdgpu_device *adev)
583 {
584 	const char *chip_name;
585 	char fw_name[30];
586 	int err;
587 	struct amdgpu_firmware_info *info = NULL;
588 	const struct common_firmware_header *header = NULL;
589 	const struct gfx_firmware_header_v1_0 *cp_hdr;
590 	const struct rlc_firmware_header_v2_0 *rlc_hdr;
591 	unsigned int *tmp = NULL;
592 	unsigned int i = 0;
593 	uint16_t version_major;
594 	uint16_t version_minor;
595 
596 	DRM_DEBUG("\n");
597 
598 	switch (adev->asic_type) {
599 	case CHIP_VEGA10:
600 		chip_name = "vega10";
601 		break;
602 	case CHIP_VEGA12:
603 		chip_name = "vega12";
604 		break;
605 	case CHIP_VEGA20:
606 		chip_name = "vega20";
607 		break;
608 	case CHIP_RAVEN:
609 		if (adev->rev_id >= 8)
610 			chip_name = "raven2";
611 		else if (adev->pdev->device == 0x15d8)
612 			chip_name = "picasso";
613 		else
614 			chip_name = "raven";
615 		break;
616 	default:
617 		BUG();
618 	}
619 
620 	snprintf(fw_name, sizeof(fw_name), "amdgpu/%s_pfp.bin", chip_name);
621 	err = request_firmware(&adev->gfx.pfp_fw, fw_name, adev->dev);
622 	if (err)
623 		goto out;
624 	err = amdgpu_ucode_validate(adev->gfx.pfp_fw);
625 	if (err)
626 		goto out;
627 	cp_hdr = (const struct gfx_firmware_header_v1_0 *)adev->gfx.pfp_fw->data;
628 	adev->gfx.pfp_fw_version = le32_to_cpu(cp_hdr->header.ucode_version);
629 	adev->gfx.pfp_feature_version = le32_to_cpu(cp_hdr->ucode_feature_version);
630 
631 	snprintf(fw_name, sizeof(fw_name), "amdgpu/%s_me.bin", chip_name);
632 	err = request_firmware(&adev->gfx.me_fw, fw_name, adev->dev);
633 	if (err)
634 		goto out;
635 	err = amdgpu_ucode_validate(adev->gfx.me_fw);
636 	if (err)
637 		goto out;
638 	cp_hdr = (const struct gfx_firmware_header_v1_0 *)adev->gfx.me_fw->data;
639 	adev->gfx.me_fw_version = le32_to_cpu(cp_hdr->header.ucode_version);
640 	adev->gfx.me_feature_version = le32_to_cpu(cp_hdr->ucode_feature_version);
641 
642 	snprintf(fw_name, sizeof(fw_name), "amdgpu/%s_ce.bin", chip_name);
643 	err = request_firmware(&adev->gfx.ce_fw, fw_name, adev->dev);
644 	if (err)
645 		goto out;
646 	err = amdgpu_ucode_validate(adev->gfx.ce_fw);
647 	if (err)
648 		goto out;
649 	cp_hdr = (const struct gfx_firmware_header_v1_0 *)adev->gfx.ce_fw->data;
650 	adev->gfx.ce_fw_version = le32_to_cpu(cp_hdr->header.ucode_version);
651 	adev->gfx.ce_feature_version = le32_to_cpu(cp_hdr->ucode_feature_version);
652 
653 	snprintf(fw_name, sizeof(fw_name), "amdgpu/%s_rlc.bin", chip_name);
654 	err = request_firmware(&adev->gfx.rlc_fw, fw_name, adev->dev);
655 	if (err)
656 		goto out;
657 	err = amdgpu_ucode_validate(adev->gfx.rlc_fw);
658 	rlc_hdr = (const struct rlc_firmware_header_v2_0 *)adev->gfx.rlc_fw->data;
659 
660 	version_major = le16_to_cpu(rlc_hdr->header.header_version_major);
661 	version_minor = le16_to_cpu(rlc_hdr->header.header_version_minor);
662 	if (version_major == 2 && version_minor == 1)
663 		adev->gfx.rlc.is_rlc_v2_1 = true;
664 
665 	adev->gfx.rlc_fw_version = le32_to_cpu(rlc_hdr->header.ucode_version);
666 	adev->gfx.rlc_feature_version = le32_to_cpu(rlc_hdr->ucode_feature_version);
667 	adev->gfx.rlc.save_and_restore_offset =
668 			le32_to_cpu(rlc_hdr->save_and_restore_offset);
669 	adev->gfx.rlc.clear_state_descriptor_offset =
670 			le32_to_cpu(rlc_hdr->clear_state_descriptor_offset);
671 	adev->gfx.rlc.avail_scratch_ram_locations =
672 			le32_to_cpu(rlc_hdr->avail_scratch_ram_locations);
673 	adev->gfx.rlc.reg_restore_list_size =
674 			le32_to_cpu(rlc_hdr->reg_restore_list_size);
675 	adev->gfx.rlc.reg_list_format_start =
676 			le32_to_cpu(rlc_hdr->reg_list_format_start);
677 	adev->gfx.rlc.reg_list_format_separate_start =
678 			le32_to_cpu(rlc_hdr->reg_list_format_separate_start);
679 	adev->gfx.rlc.starting_offsets_start =
680 			le32_to_cpu(rlc_hdr->starting_offsets_start);
681 	adev->gfx.rlc.reg_list_format_size_bytes =
682 			le32_to_cpu(rlc_hdr->reg_list_format_size_bytes);
683 	adev->gfx.rlc.reg_list_size_bytes =
684 			le32_to_cpu(rlc_hdr->reg_list_size_bytes);
685 	adev->gfx.rlc.register_list_format =
686 			kmalloc(adev->gfx.rlc.reg_list_format_size_bytes +
687 				adev->gfx.rlc.reg_list_size_bytes, GFP_KERNEL);
688 	if (!adev->gfx.rlc.register_list_format) {
689 		err = -ENOMEM;
690 		goto out;
691 	}
692 
693 	tmp = (unsigned int *)((uintptr_t)rlc_hdr +
694 			le32_to_cpu(rlc_hdr->reg_list_format_array_offset_bytes));
695 	for (i = 0 ; i < (adev->gfx.rlc.reg_list_format_size_bytes >> 2); i++)
696 		adev->gfx.rlc.register_list_format[i] =	le32_to_cpu(tmp[i]);
697 
698 	adev->gfx.rlc.register_restore = adev->gfx.rlc.register_list_format + i;
699 
700 	tmp = (unsigned int *)((uintptr_t)rlc_hdr +
701 			le32_to_cpu(rlc_hdr->reg_list_array_offset_bytes));
702 	for (i = 0 ; i < (adev->gfx.rlc.reg_list_size_bytes >> 2); i++)
703 		adev->gfx.rlc.register_restore[i] = le32_to_cpu(tmp[i]);
704 
705 	if (adev->gfx.rlc.is_rlc_v2_1)
706 		gfx_v9_0_init_rlc_ext_microcode(adev);
707 
708 	snprintf(fw_name, sizeof(fw_name), "amdgpu/%s_mec.bin", chip_name);
709 	err = request_firmware(&adev->gfx.mec_fw, fw_name, adev->dev);
710 	if (err)
711 		goto out;
712 	err = amdgpu_ucode_validate(adev->gfx.mec_fw);
713 	if (err)
714 		goto out;
715 	cp_hdr = (const struct gfx_firmware_header_v1_0 *)adev->gfx.mec_fw->data;
716 	adev->gfx.mec_fw_version = le32_to_cpu(cp_hdr->header.ucode_version);
717 	adev->gfx.mec_feature_version = le32_to_cpu(cp_hdr->ucode_feature_version);
718 
719 
720 	snprintf(fw_name, sizeof(fw_name), "amdgpu/%s_mec2.bin", chip_name);
721 	err = request_firmware(&adev->gfx.mec2_fw, fw_name, adev->dev);
722 	if (!err) {
723 		err = amdgpu_ucode_validate(adev->gfx.mec2_fw);
724 		if (err)
725 			goto out;
726 		cp_hdr = (const struct gfx_firmware_header_v1_0 *)
727 		adev->gfx.mec2_fw->data;
728 		adev->gfx.mec2_fw_version =
729 		le32_to_cpu(cp_hdr->header.ucode_version);
730 		adev->gfx.mec2_feature_version =
731 		le32_to_cpu(cp_hdr->ucode_feature_version);
732 	} else {
733 		err = 0;
734 		adev->gfx.mec2_fw = NULL;
735 	}
736 
737 	if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
738 		info = &adev->firmware.ucode[AMDGPU_UCODE_ID_CP_PFP];
739 		info->ucode_id = AMDGPU_UCODE_ID_CP_PFP;
740 		info->fw = adev->gfx.pfp_fw;
741 		header = (const struct common_firmware_header *)info->fw->data;
742 		adev->firmware.fw_size +=
743 			ALIGN(le32_to_cpu(header->ucode_size_bytes), PAGE_SIZE);
744 
745 		info = &adev->firmware.ucode[AMDGPU_UCODE_ID_CP_ME];
746 		info->ucode_id = AMDGPU_UCODE_ID_CP_ME;
747 		info->fw = adev->gfx.me_fw;
748 		header = (const struct common_firmware_header *)info->fw->data;
749 		adev->firmware.fw_size +=
750 			ALIGN(le32_to_cpu(header->ucode_size_bytes), PAGE_SIZE);
751 
752 		info = &adev->firmware.ucode[AMDGPU_UCODE_ID_CP_CE];
753 		info->ucode_id = AMDGPU_UCODE_ID_CP_CE;
754 		info->fw = adev->gfx.ce_fw;
755 		header = (const struct common_firmware_header *)info->fw->data;
756 		adev->firmware.fw_size +=
757 			ALIGN(le32_to_cpu(header->ucode_size_bytes), PAGE_SIZE);
758 
759 		info = &adev->firmware.ucode[AMDGPU_UCODE_ID_RLC_G];
760 		info->ucode_id = AMDGPU_UCODE_ID_RLC_G;
761 		info->fw = adev->gfx.rlc_fw;
762 		header = (const struct common_firmware_header *)info->fw->data;
763 		adev->firmware.fw_size +=
764 			ALIGN(le32_to_cpu(header->ucode_size_bytes), PAGE_SIZE);
765 
766 		if (adev->gfx.rlc.is_rlc_v2_1 &&
767 		    adev->gfx.rlc.save_restore_list_cntl_size_bytes &&
768 		    adev->gfx.rlc.save_restore_list_gpm_size_bytes &&
769 		    adev->gfx.rlc.save_restore_list_srm_size_bytes) {
770 			info = &adev->firmware.ucode[AMDGPU_UCODE_ID_RLC_RESTORE_LIST_CNTL];
771 			info->ucode_id = AMDGPU_UCODE_ID_RLC_RESTORE_LIST_CNTL;
772 			info->fw = adev->gfx.rlc_fw;
773 			adev->firmware.fw_size +=
774 				ALIGN(adev->gfx.rlc.save_restore_list_cntl_size_bytes, PAGE_SIZE);
775 
776 			info = &adev->firmware.ucode[AMDGPU_UCODE_ID_RLC_RESTORE_LIST_GPM_MEM];
777 			info->ucode_id = AMDGPU_UCODE_ID_RLC_RESTORE_LIST_GPM_MEM;
778 			info->fw = adev->gfx.rlc_fw;
779 			adev->firmware.fw_size +=
780 				ALIGN(adev->gfx.rlc.save_restore_list_gpm_size_bytes, PAGE_SIZE);
781 
782 			info = &adev->firmware.ucode[AMDGPU_UCODE_ID_RLC_RESTORE_LIST_SRM_MEM];
783 			info->ucode_id = AMDGPU_UCODE_ID_RLC_RESTORE_LIST_SRM_MEM;
784 			info->fw = adev->gfx.rlc_fw;
785 			adev->firmware.fw_size +=
786 				ALIGN(adev->gfx.rlc.save_restore_list_srm_size_bytes, PAGE_SIZE);
787 		}
788 
789 		info = &adev->firmware.ucode[AMDGPU_UCODE_ID_CP_MEC1];
790 		info->ucode_id = AMDGPU_UCODE_ID_CP_MEC1;
791 		info->fw = adev->gfx.mec_fw;
792 		header = (const struct common_firmware_header *)info->fw->data;
793 		cp_hdr = (const struct gfx_firmware_header_v1_0 *)info->fw->data;
794 		adev->firmware.fw_size +=
795 			ALIGN(le32_to_cpu(header->ucode_size_bytes) - le32_to_cpu(cp_hdr->jt_size) * 4, PAGE_SIZE);
796 
797 		info = &adev->firmware.ucode[AMDGPU_UCODE_ID_CP_MEC1_JT];
798 		info->ucode_id = AMDGPU_UCODE_ID_CP_MEC1_JT;
799 		info->fw = adev->gfx.mec_fw;
800 		adev->firmware.fw_size +=
801 			ALIGN(le32_to_cpu(cp_hdr->jt_size) * 4, PAGE_SIZE);
802 
803 		if (adev->gfx.mec2_fw) {
804 			info = &adev->firmware.ucode[AMDGPU_UCODE_ID_CP_MEC2];
805 			info->ucode_id = AMDGPU_UCODE_ID_CP_MEC2;
806 			info->fw = adev->gfx.mec2_fw;
807 			header = (const struct common_firmware_header *)info->fw->data;
808 			cp_hdr = (const struct gfx_firmware_header_v1_0 *)info->fw->data;
809 			adev->firmware.fw_size +=
810 				ALIGN(le32_to_cpu(header->ucode_size_bytes) - le32_to_cpu(cp_hdr->jt_size) * 4, PAGE_SIZE);
811 			info = &adev->firmware.ucode[AMDGPU_UCODE_ID_CP_MEC2_JT];
812 			info->ucode_id = AMDGPU_UCODE_ID_CP_MEC2_JT;
813 			info->fw = adev->gfx.mec2_fw;
814 			adev->firmware.fw_size +=
815 				ALIGN(le32_to_cpu(cp_hdr->jt_size) * 4, PAGE_SIZE);
816 		}
817 
818 	}
819 
820 out:
821 	gfx_v9_0_check_fw_write_wait(adev);
822 	if (err) {
823 		dev_err(adev->dev,
824 			"gfx9: Failed to load firmware \"%s\"\n",
825 			fw_name);
826 		release_firmware(adev->gfx.pfp_fw);
827 		adev->gfx.pfp_fw = NULL;
828 		release_firmware(adev->gfx.me_fw);
829 		adev->gfx.me_fw = NULL;
830 		release_firmware(adev->gfx.ce_fw);
831 		adev->gfx.ce_fw = NULL;
832 		release_firmware(adev->gfx.rlc_fw);
833 		adev->gfx.rlc_fw = NULL;
834 		release_firmware(adev->gfx.mec_fw);
835 		adev->gfx.mec_fw = NULL;
836 		release_firmware(adev->gfx.mec2_fw);
837 		adev->gfx.mec2_fw = NULL;
838 	}
839 	return err;
840 }
841 
842 static u32 gfx_v9_0_get_csb_size(struct amdgpu_device *adev)
843 {
844 	u32 count = 0;
845 	const struct cs_section_def *sect = NULL;
846 	const struct cs_extent_def *ext = NULL;
847 
848 	/* begin clear state */
849 	count += 2;
850 	/* context control state */
851 	count += 3;
852 
853 	for (sect = gfx9_cs_data; sect->section != NULL; ++sect) {
854 		for (ext = sect->section; ext->extent != NULL; ++ext) {
855 			if (sect->id == SECT_CONTEXT)
856 				count += 2 + ext->reg_count;
857 			else
858 				return 0;
859 		}
860 	}
861 
862 	/* end clear state */
863 	count += 2;
864 	/* clear state */
865 	count += 2;
866 
867 	return count;
868 }
869 
870 static void gfx_v9_0_get_csb_buffer(struct amdgpu_device *adev,
871 				    volatile u32 *buffer)
872 {
873 	u32 count = 0, i;
874 	const struct cs_section_def *sect = NULL;
875 	const struct cs_extent_def *ext = NULL;
876 
877 	if (adev->gfx.rlc.cs_data == NULL)
878 		return;
879 	if (buffer == NULL)
880 		return;
881 
882 	buffer[count++] = cpu_to_le32(PACKET3(PACKET3_PREAMBLE_CNTL, 0));
883 	buffer[count++] = cpu_to_le32(PACKET3_PREAMBLE_BEGIN_CLEAR_STATE);
884 
885 	buffer[count++] = cpu_to_le32(PACKET3(PACKET3_CONTEXT_CONTROL, 1));
886 	buffer[count++] = cpu_to_le32(0x80000000);
887 	buffer[count++] = cpu_to_le32(0x80000000);
888 
889 	for (sect = adev->gfx.rlc.cs_data; sect->section != NULL; ++sect) {
890 		for (ext = sect->section; ext->extent != NULL; ++ext) {
891 			if (sect->id == SECT_CONTEXT) {
892 				buffer[count++] =
893 					cpu_to_le32(PACKET3(PACKET3_SET_CONTEXT_REG, ext->reg_count));
894 				buffer[count++] = cpu_to_le32(ext->reg_index -
895 						PACKET3_SET_CONTEXT_REG_START);
896 				for (i = 0; i < ext->reg_count; i++)
897 					buffer[count++] = cpu_to_le32(ext->extent[i]);
898 			} else {
899 				return;
900 			}
901 		}
902 	}
903 
904 	buffer[count++] = cpu_to_le32(PACKET3(PACKET3_PREAMBLE_CNTL, 0));
905 	buffer[count++] = cpu_to_le32(PACKET3_PREAMBLE_END_CLEAR_STATE);
906 
907 	buffer[count++] = cpu_to_le32(PACKET3(PACKET3_CLEAR_STATE, 0));
908 	buffer[count++] = cpu_to_le32(0);
909 }
910 
911 static void gfx_v9_0_init_lbpw(struct amdgpu_device *adev)
912 {
913 	uint32_t data;
914 
915 	/* set mmRLC_LB_THR_CONFIG_1/2/3/4 */
916 	WREG32_SOC15(GC, 0, mmRLC_LB_THR_CONFIG_1, 0x0000007F);
917 	WREG32_SOC15(GC, 0, mmRLC_LB_THR_CONFIG_2, 0x0333A5A7);
918 	WREG32_SOC15(GC, 0, mmRLC_LB_THR_CONFIG_3, 0x00000077);
919 	WREG32_SOC15(GC, 0, mmRLC_LB_THR_CONFIG_4, (0x30 | 0x40 << 8 | 0x02FA << 16));
920 
921 	/* set mmRLC_LB_CNTR_INIT = 0x0000_0000 */
922 	WREG32_SOC15(GC, 0, mmRLC_LB_CNTR_INIT, 0x00000000);
923 
924 	/* set mmRLC_LB_CNTR_MAX = 0x0000_0500 */
925 	WREG32_SOC15(GC, 0, mmRLC_LB_CNTR_MAX, 0x00000500);
926 
927 	mutex_lock(&adev->grbm_idx_mutex);
928 	/* set mmRLC_LB_INIT_CU_MASK thru broadcast mode to enable all SE/SH*/
929 	gfx_v9_0_select_se_sh(adev, 0xffffffff, 0xffffffff, 0xffffffff);
930 	WREG32_SOC15(GC, 0, mmRLC_LB_INIT_CU_MASK, 0xffffffff);
931 
932 	/* set mmRLC_LB_PARAMS = 0x003F_1006 */
933 	data = REG_SET_FIELD(0, RLC_LB_PARAMS, FIFO_SAMPLES, 0x0003);
934 	data |= REG_SET_FIELD(data, RLC_LB_PARAMS, PG_IDLE_SAMPLES, 0x0010);
935 	data |= REG_SET_FIELD(data, RLC_LB_PARAMS, PG_IDLE_SAMPLE_INTERVAL, 0x033F);
936 	WREG32_SOC15(GC, 0, mmRLC_LB_PARAMS, data);
937 
938 	/* set mmRLC_GPM_GENERAL_7[31-16] = 0x00C0 */
939 	data = RREG32_SOC15(GC, 0, mmRLC_GPM_GENERAL_7);
940 	data &= 0x0000FFFF;
941 	data |= 0x00C00000;
942 	WREG32_SOC15(GC, 0, mmRLC_GPM_GENERAL_7, data);
943 
944 	/* set RLC_LB_ALWAYS_ACTIVE_CU_MASK = 0xFFF */
945 	WREG32_SOC15(GC, 0, mmRLC_LB_ALWAYS_ACTIVE_CU_MASK, 0xFFF);
946 
947 	/* set RLC_LB_CNTL = 0x8000_0095, 31 bit is reserved,
948 	 * but used for RLC_LB_CNTL configuration */
949 	data = RLC_LB_CNTL__LB_CNT_SPIM_ACTIVE_MASK;
950 	data |= REG_SET_FIELD(data, RLC_LB_CNTL, CU_MASK_USED_OFF_HYST, 0x09);
951 	data |= REG_SET_FIELD(data, RLC_LB_CNTL, RESERVED, 0x80000);
952 	WREG32_SOC15(GC, 0, mmRLC_LB_CNTL, data);
953 	mutex_unlock(&adev->grbm_idx_mutex);
954 }
955 
956 static void gfx_v9_0_enable_lbpw(struct amdgpu_device *adev, bool enable)
957 {
958 	WREG32_FIELD15(GC, 0, RLC_LB_CNTL, LOAD_BALANCE_ENABLE, enable ? 1 : 0);
959 }
960 
961 static void rv_init_cp_jump_table(struct amdgpu_device *adev)
962 {
963 	const __le32 *fw_data;
964 	volatile u32 *dst_ptr;
965 	int me, i, max_me = 5;
966 	u32 bo_offset = 0;
967 	u32 table_offset, table_size;
968 
969 	/* write the cp table buffer */
970 	dst_ptr = adev->gfx.rlc.cp_table_ptr;
971 	for (me = 0; me < max_me; me++) {
972 		if (me == 0) {
973 			const struct gfx_firmware_header_v1_0 *hdr =
974 				(const struct gfx_firmware_header_v1_0 *)adev->gfx.ce_fw->data;
975 			fw_data = (const __le32 *)
976 				(adev->gfx.ce_fw->data +
977 				 le32_to_cpu(hdr->header.ucode_array_offset_bytes));
978 			table_offset = le32_to_cpu(hdr->jt_offset);
979 			table_size = le32_to_cpu(hdr->jt_size);
980 		} else if (me == 1) {
981 			const struct gfx_firmware_header_v1_0 *hdr =
982 				(const struct gfx_firmware_header_v1_0 *)adev->gfx.pfp_fw->data;
983 			fw_data = (const __le32 *)
984 				(adev->gfx.pfp_fw->data +
985 				 le32_to_cpu(hdr->header.ucode_array_offset_bytes));
986 			table_offset = le32_to_cpu(hdr->jt_offset);
987 			table_size = le32_to_cpu(hdr->jt_size);
988 		} else if (me == 2) {
989 			const struct gfx_firmware_header_v1_0 *hdr =
990 				(const struct gfx_firmware_header_v1_0 *)adev->gfx.me_fw->data;
991 			fw_data = (const __le32 *)
992 				(adev->gfx.me_fw->data +
993 				 le32_to_cpu(hdr->header.ucode_array_offset_bytes));
994 			table_offset = le32_to_cpu(hdr->jt_offset);
995 			table_size = le32_to_cpu(hdr->jt_size);
996 		} else if (me == 3) {
997 			const struct gfx_firmware_header_v1_0 *hdr =
998 				(const struct gfx_firmware_header_v1_0 *)adev->gfx.mec_fw->data;
999 			fw_data = (const __le32 *)
1000 				(adev->gfx.mec_fw->data +
1001 				 le32_to_cpu(hdr->header.ucode_array_offset_bytes));
1002 			table_offset = le32_to_cpu(hdr->jt_offset);
1003 			table_size = le32_to_cpu(hdr->jt_size);
1004 		} else  if (me == 4) {
1005 			const struct gfx_firmware_header_v1_0 *hdr =
1006 				(const struct gfx_firmware_header_v1_0 *)adev->gfx.mec2_fw->data;
1007 			fw_data = (const __le32 *)
1008 				(adev->gfx.mec2_fw->data +
1009 				 le32_to_cpu(hdr->header.ucode_array_offset_bytes));
1010 			table_offset = le32_to_cpu(hdr->jt_offset);
1011 			table_size = le32_to_cpu(hdr->jt_size);
1012 		}
1013 
1014 		for (i = 0; i < table_size; i ++) {
1015 			dst_ptr[bo_offset + i] =
1016 				cpu_to_le32(le32_to_cpu(fw_data[table_offset + i]));
1017 		}
1018 
1019 		bo_offset += table_size;
1020 	}
1021 }
1022 
1023 static void gfx_v9_0_rlc_fini(struct amdgpu_device *adev)
1024 {
1025 	/* clear state block */
1026 	amdgpu_bo_free_kernel(&adev->gfx.rlc.clear_state_obj,
1027 			&adev->gfx.rlc.clear_state_gpu_addr,
1028 			(void **)&adev->gfx.rlc.cs_ptr);
1029 
1030 	/* jump table block */
1031 	amdgpu_bo_free_kernel(&adev->gfx.rlc.cp_table_obj,
1032 			&adev->gfx.rlc.cp_table_gpu_addr,
1033 			(void **)&adev->gfx.rlc.cp_table_ptr);
1034 }
1035 
1036 static int gfx_v9_0_rlc_init(struct amdgpu_device *adev)
1037 {
1038 	volatile u32 *dst_ptr;
1039 	u32 dws;
1040 	const struct cs_section_def *cs_data;
1041 	int r;
1042 
1043 	adev->gfx.rlc.cs_data = gfx9_cs_data;
1044 
1045 	cs_data = adev->gfx.rlc.cs_data;
1046 
1047 	if (cs_data) {
1048 		/* clear state block */
1049 		adev->gfx.rlc.clear_state_size = dws = gfx_v9_0_get_csb_size(adev);
1050 		r = amdgpu_bo_create_reserved(adev, dws * 4, PAGE_SIZE,
1051 					      AMDGPU_GEM_DOMAIN_VRAM,
1052 					      &adev->gfx.rlc.clear_state_obj,
1053 					      &adev->gfx.rlc.clear_state_gpu_addr,
1054 					      (void **)&adev->gfx.rlc.cs_ptr);
1055 		if (r) {
1056 			dev_err(adev->dev, "(%d) failed to create rlc csb bo\n",
1057 				r);
1058 			gfx_v9_0_rlc_fini(adev);
1059 			return r;
1060 		}
1061 		/* set up the cs buffer */
1062 		dst_ptr = adev->gfx.rlc.cs_ptr;
1063 		gfx_v9_0_get_csb_buffer(adev, dst_ptr);
1064 		amdgpu_bo_kunmap(adev->gfx.rlc.clear_state_obj);
1065 		amdgpu_bo_unpin(adev->gfx.rlc.clear_state_obj);
1066 		amdgpu_bo_unreserve(adev->gfx.rlc.clear_state_obj);
1067 	}
1068 
1069 	if (adev->asic_type == CHIP_RAVEN) {
1070 		/* TODO: double check the cp_table_size for RV */
1071 		adev->gfx.rlc.cp_table_size = ALIGN(96 * 5 * 4, 2048) + (64 * 1024); /* JT + GDS */
1072 		r = amdgpu_bo_create_reserved(adev, adev->gfx.rlc.cp_table_size,
1073 					      PAGE_SIZE, AMDGPU_GEM_DOMAIN_VRAM,
1074 					      &adev->gfx.rlc.cp_table_obj,
1075 					      &adev->gfx.rlc.cp_table_gpu_addr,
1076 					      (void **)&adev->gfx.rlc.cp_table_ptr);
1077 		if (r) {
1078 			dev_err(adev->dev,
1079 				"(%d) failed to create cp table bo\n", r);
1080 			gfx_v9_0_rlc_fini(adev);
1081 			return r;
1082 		}
1083 
1084 		rv_init_cp_jump_table(adev);
1085 		amdgpu_bo_kunmap(adev->gfx.rlc.cp_table_obj);
1086 		amdgpu_bo_unreserve(adev->gfx.rlc.cp_table_obj);
1087 
1088 		gfx_v9_0_init_lbpw(adev);
1089 	}
1090 
1091 	return 0;
1092 }
1093 
1094 static int gfx_v9_0_csb_vram_pin(struct amdgpu_device *adev)
1095 {
1096 	int r;
1097 
1098 	r = amdgpu_bo_reserve(adev->gfx.rlc.clear_state_obj, false);
1099 	if (unlikely(r != 0))
1100 		return r;
1101 
1102 	r = amdgpu_bo_pin(adev->gfx.rlc.clear_state_obj,
1103 			AMDGPU_GEM_DOMAIN_VRAM);
1104 	if (!r)
1105 		adev->gfx.rlc.clear_state_gpu_addr =
1106 			amdgpu_bo_gpu_offset(adev->gfx.rlc.clear_state_obj);
1107 
1108 	amdgpu_bo_unreserve(adev->gfx.rlc.clear_state_obj);
1109 
1110 	return r;
1111 }
1112 
1113 static void gfx_v9_0_csb_vram_unpin(struct amdgpu_device *adev)
1114 {
1115 	int r;
1116 
1117 	if (!adev->gfx.rlc.clear_state_obj)
1118 		return;
1119 
1120 	r = amdgpu_bo_reserve(adev->gfx.rlc.clear_state_obj, true);
1121 	if (likely(r == 0)) {
1122 		amdgpu_bo_unpin(adev->gfx.rlc.clear_state_obj);
1123 		amdgpu_bo_unreserve(adev->gfx.rlc.clear_state_obj);
1124 	}
1125 }
1126 
1127 static void gfx_v9_0_mec_fini(struct amdgpu_device *adev)
1128 {
1129 	amdgpu_bo_free_kernel(&adev->gfx.mec.hpd_eop_obj, NULL, NULL);
1130 	amdgpu_bo_free_kernel(&adev->gfx.mec.mec_fw_obj, NULL, NULL);
1131 }
1132 
1133 static int gfx_v9_0_mec_init(struct amdgpu_device *adev)
1134 {
1135 	int r;
1136 	u32 *hpd;
1137 	const __le32 *fw_data;
1138 	unsigned fw_size;
1139 	u32 *fw;
1140 	size_t mec_hpd_size;
1141 
1142 	const struct gfx_firmware_header_v1_0 *mec_hdr;
1143 
1144 	bitmap_zero(adev->gfx.mec.queue_bitmap, AMDGPU_MAX_COMPUTE_QUEUES);
1145 
1146 	/* take ownership of the relevant compute queues */
1147 	amdgpu_gfx_compute_queue_acquire(adev);
1148 	mec_hpd_size = adev->gfx.num_compute_rings * GFX9_MEC_HPD_SIZE;
1149 
1150 	r = amdgpu_bo_create_reserved(adev, mec_hpd_size, PAGE_SIZE,
1151 				      AMDGPU_GEM_DOMAIN_GTT,
1152 				      &adev->gfx.mec.hpd_eop_obj,
1153 				      &adev->gfx.mec.hpd_eop_gpu_addr,
1154 				      (void **)&hpd);
1155 	if (r) {
1156 		dev_warn(adev->dev, "(%d) create HDP EOP bo failed\n", r);
1157 		gfx_v9_0_mec_fini(adev);
1158 		return r;
1159 	}
1160 
1161 	memset(hpd, 0, adev->gfx.mec.hpd_eop_obj->tbo.mem.size);
1162 
1163 	amdgpu_bo_kunmap(adev->gfx.mec.hpd_eop_obj);
1164 	amdgpu_bo_unreserve(adev->gfx.mec.hpd_eop_obj);
1165 
1166 	mec_hdr = (const struct gfx_firmware_header_v1_0 *)adev->gfx.mec_fw->data;
1167 
1168 	fw_data = (const __le32 *)
1169 		(adev->gfx.mec_fw->data +
1170 		 le32_to_cpu(mec_hdr->header.ucode_array_offset_bytes));
1171 	fw_size = le32_to_cpu(mec_hdr->header.ucode_size_bytes) / 4;
1172 
1173 	r = amdgpu_bo_create_reserved(adev, mec_hdr->header.ucode_size_bytes,
1174 				      PAGE_SIZE, AMDGPU_GEM_DOMAIN_GTT,
1175 				      &adev->gfx.mec.mec_fw_obj,
1176 				      &adev->gfx.mec.mec_fw_gpu_addr,
1177 				      (void **)&fw);
1178 	if (r) {
1179 		dev_warn(adev->dev, "(%d) create mec firmware bo failed\n", r);
1180 		gfx_v9_0_mec_fini(adev);
1181 		return r;
1182 	}
1183 
1184 	memcpy(fw, fw_data, fw_size);
1185 
1186 	amdgpu_bo_kunmap(adev->gfx.mec.mec_fw_obj);
1187 	amdgpu_bo_unreserve(adev->gfx.mec.mec_fw_obj);
1188 
1189 	return 0;
1190 }
1191 
1192 static uint32_t wave_read_ind(struct amdgpu_device *adev, uint32_t simd, uint32_t wave, uint32_t address)
1193 {
1194 	WREG32_SOC15(GC, 0, mmSQ_IND_INDEX,
1195 		(wave << SQ_IND_INDEX__WAVE_ID__SHIFT) |
1196 		(simd << SQ_IND_INDEX__SIMD_ID__SHIFT) |
1197 		(address << SQ_IND_INDEX__INDEX__SHIFT) |
1198 		(SQ_IND_INDEX__FORCE_READ_MASK));
1199 	return RREG32_SOC15(GC, 0, mmSQ_IND_DATA);
1200 }
1201 
1202 static void wave_read_regs(struct amdgpu_device *adev, uint32_t simd,
1203 			   uint32_t wave, uint32_t thread,
1204 			   uint32_t regno, uint32_t num, uint32_t *out)
1205 {
1206 	WREG32_SOC15(GC, 0, mmSQ_IND_INDEX,
1207 		(wave << SQ_IND_INDEX__WAVE_ID__SHIFT) |
1208 		(simd << SQ_IND_INDEX__SIMD_ID__SHIFT) |
1209 		(regno << SQ_IND_INDEX__INDEX__SHIFT) |
1210 		(thread << SQ_IND_INDEX__THREAD_ID__SHIFT) |
1211 		(SQ_IND_INDEX__FORCE_READ_MASK) |
1212 		(SQ_IND_INDEX__AUTO_INCR_MASK));
1213 	while (num--)
1214 		*(out++) = RREG32_SOC15(GC, 0, mmSQ_IND_DATA);
1215 }
1216 
1217 static void gfx_v9_0_read_wave_data(struct amdgpu_device *adev, uint32_t simd, uint32_t wave, uint32_t *dst, int *no_fields)
1218 {
1219 	/* type 1 wave data */
1220 	dst[(*no_fields)++] = 1;
1221 	dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_STATUS);
1222 	dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_PC_LO);
1223 	dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_PC_HI);
1224 	dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_EXEC_LO);
1225 	dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_EXEC_HI);
1226 	dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_HW_ID);
1227 	dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_INST_DW0);
1228 	dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_INST_DW1);
1229 	dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_GPR_ALLOC);
1230 	dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_LDS_ALLOC);
1231 	dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_TRAPSTS);
1232 	dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_IB_STS);
1233 	dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_IB_DBG0);
1234 	dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_M0);
1235 }
1236 
1237 static void gfx_v9_0_read_wave_sgprs(struct amdgpu_device *adev, uint32_t simd,
1238 				     uint32_t wave, uint32_t start,
1239 				     uint32_t size, uint32_t *dst)
1240 {
1241 	wave_read_regs(
1242 		adev, simd, wave, 0,
1243 		start + SQIND_WAVE_SGPRS_OFFSET, size, dst);
1244 }
1245 
1246 static void gfx_v9_0_read_wave_vgprs(struct amdgpu_device *adev, uint32_t simd,
1247 				     uint32_t wave, uint32_t thread,
1248 				     uint32_t start, uint32_t size,
1249 				     uint32_t *dst)
1250 {
1251 	wave_read_regs(
1252 		adev, simd, wave, thread,
1253 		start + SQIND_WAVE_VGPRS_OFFSET, size, dst);
1254 }
1255 
1256 static void gfx_v9_0_select_me_pipe_q(struct amdgpu_device *adev,
1257 				  u32 me, u32 pipe, u32 q)
1258 {
1259 	soc15_grbm_select(adev, me, pipe, q, 0);
1260 }
1261 
1262 static const struct amdgpu_gfx_funcs gfx_v9_0_gfx_funcs = {
1263 	.get_gpu_clock_counter = &gfx_v9_0_get_gpu_clock_counter,
1264 	.select_se_sh = &gfx_v9_0_select_se_sh,
1265 	.read_wave_data = &gfx_v9_0_read_wave_data,
1266 	.read_wave_sgprs = &gfx_v9_0_read_wave_sgprs,
1267 	.read_wave_vgprs = &gfx_v9_0_read_wave_vgprs,
1268 	.select_me_pipe_q = &gfx_v9_0_select_me_pipe_q
1269 };
1270 
1271 static int gfx_v9_0_gpu_early_init(struct amdgpu_device *adev)
1272 {
1273 	u32 gb_addr_config;
1274 	int err;
1275 
1276 	adev->gfx.funcs = &gfx_v9_0_gfx_funcs;
1277 
1278 	switch (adev->asic_type) {
1279 	case CHIP_VEGA10:
1280 		adev->gfx.config.max_hw_contexts = 8;
1281 		adev->gfx.config.sc_prim_fifo_size_frontend = 0x20;
1282 		adev->gfx.config.sc_prim_fifo_size_backend = 0x100;
1283 		adev->gfx.config.sc_hiz_tile_fifo_size = 0x30;
1284 		adev->gfx.config.sc_earlyz_tile_fifo_size = 0x4C0;
1285 		gb_addr_config = VEGA10_GB_ADDR_CONFIG_GOLDEN;
1286 		break;
1287 	case CHIP_VEGA12:
1288 		adev->gfx.config.max_hw_contexts = 8;
1289 		adev->gfx.config.sc_prim_fifo_size_frontend = 0x20;
1290 		adev->gfx.config.sc_prim_fifo_size_backend = 0x100;
1291 		adev->gfx.config.sc_hiz_tile_fifo_size = 0x30;
1292 		adev->gfx.config.sc_earlyz_tile_fifo_size = 0x4C0;
1293 		gb_addr_config = VEGA12_GB_ADDR_CONFIG_GOLDEN;
1294 		DRM_INFO("fix gfx.config for vega12\n");
1295 		break;
1296 	case CHIP_VEGA20:
1297 		adev->gfx.config.max_hw_contexts = 8;
1298 		adev->gfx.config.sc_prim_fifo_size_frontend = 0x20;
1299 		adev->gfx.config.sc_prim_fifo_size_backend = 0x100;
1300 		adev->gfx.config.sc_hiz_tile_fifo_size = 0x30;
1301 		adev->gfx.config.sc_earlyz_tile_fifo_size = 0x4C0;
1302 		gb_addr_config = RREG32_SOC15(GC, 0, mmGB_ADDR_CONFIG);
1303 		gb_addr_config &= ~0xf3e777ff;
1304 		gb_addr_config |= 0x22014042;
1305 		/* check vbios table if gpu info is not available */
1306 		err = amdgpu_atomfirmware_get_gfx_info(adev);
1307 		if (err)
1308 			return err;
1309 		break;
1310 	case CHIP_RAVEN:
1311 		adev->gfx.config.max_hw_contexts = 8;
1312 		adev->gfx.config.sc_prim_fifo_size_frontend = 0x20;
1313 		adev->gfx.config.sc_prim_fifo_size_backend = 0x100;
1314 		adev->gfx.config.sc_hiz_tile_fifo_size = 0x30;
1315 		adev->gfx.config.sc_earlyz_tile_fifo_size = 0x4C0;
1316 		if (adev->rev_id >= 8)
1317 			gb_addr_config = RAVEN2_GB_ADDR_CONFIG_GOLDEN;
1318 		else
1319 			gb_addr_config = RAVEN_GB_ADDR_CONFIG_GOLDEN;
1320 		break;
1321 	default:
1322 		BUG();
1323 		break;
1324 	}
1325 
1326 	adev->gfx.config.gb_addr_config = gb_addr_config;
1327 
1328 	adev->gfx.config.gb_addr_config_fields.num_pipes = 1 <<
1329 			REG_GET_FIELD(
1330 					adev->gfx.config.gb_addr_config,
1331 					GB_ADDR_CONFIG,
1332 					NUM_PIPES);
1333 
1334 	adev->gfx.config.max_tile_pipes =
1335 		adev->gfx.config.gb_addr_config_fields.num_pipes;
1336 
1337 	adev->gfx.config.gb_addr_config_fields.num_banks = 1 <<
1338 			REG_GET_FIELD(
1339 					adev->gfx.config.gb_addr_config,
1340 					GB_ADDR_CONFIG,
1341 					NUM_BANKS);
1342 	adev->gfx.config.gb_addr_config_fields.max_compress_frags = 1 <<
1343 			REG_GET_FIELD(
1344 					adev->gfx.config.gb_addr_config,
1345 					GB_ADDR_CONFIG,
1346 					MAX_COMPRESSED_FRAGS);
1347 	adev->gfx.config.gb_addr_config_fields.num_rb_per_se = 1 <<
1348 			REG_GET_FIELD(
1349 					adev->gfx.config.gb_addr_config,
1350 					GB_ADDR_CONFIG,
1351 					NUM_RB_PER_SE);
1352 	adev->gfx.config.gb_addr_config_fields.num_se = 1 <<
1353 			REG_GET_FIELD(
1354 					adev->gfx.config.gb_addr_config,
1355 					GB_ADDR_CONFIG,
1356 					NUM_SHADER_ENGINES);
1357 	adev->gfx.config.gb_addr_config_fields.pipe_interleave_size = 1 << (8 +
1358 			REG_GET_FIELD(
1359 					adev->gfx.config.gb_addr_config,
1360 					GB_ADDR_CONFIG,
1361 					PIPE_INTERLEAVE_SIZE));
1362 
1363 	return 0;
1364 }
1365 
1366 static int gfx_v9_0_ngg_create_buf(struct amdgpu_device *adev,
1367 				   struct amdgpu_ngg_buf *ngg_buf,
1368 				   int size_se,
1369 				   int default_size_se)
1370 {
1371 	int r;
1372 
1373 	if (size_se < 0) {
1374 		dev_err(adev->dev, "Buffer size is invalid: %d\n", size_se);
1375 		return -EINVAL;
1376 	}
1377 	size_se = size_se ? size_se : default_size_se;
1378 
1379 	ngg_buf->size = size_se * adev->gfx.config.max_shader_engines;
1380 	r = amdgpu_bo_create_kernel(adev, ngg_buf->size,
1381 				    PAGE_SIZE, AMDGPU_GEM_DOMAIN_VRAM,
1382 				    &ngg_buf->bo,
1383 				    &ngg_buf->gpu_addr,
1384 				    NULL);
1385 	if (r) {
1386 		dev_err(adev->dev, "(%d) failed to create NGG buffer\n", r);
1387 		return r;
1388 	}
1389 	ngg_buf->bo_size = amdgpu_bo_size(ngg_buf->bo);
1390 
1391 	return r;
1392 }
1393 
1394 static int gfx_v9_0_ngg_fini(struct amdgpu_device *adev)
1395 {
1396 	int i;
1397 
1398 	for (i = 0; i < NGG_BUF_MAX; i++)
1399 		amdgpu_bo_free_kernel(&adev->gfx.ngg.buf[i].bo,
1400 				      &adev->gfx.ngg.buf[i].gpu_addr,
1401 				      NULL);
1402 
1403 	memset(&adev->gfx.ngg.buf[0], 0,
1404 			sizeof(struct amdgpu_ngg_buf) * NGG_BUF_MAX);
1405 
1406 	adev->gfx.ngg.init = false;
1407 
1408 	return 0;
1409 }
1410 
1411 static int gfx_v9_0_ngg_init(struct amdgpu_device *adev)
1412 {
1413 	int r;
1414 
1415 	if (!amdgpu_ngg || adev->gfx.ngg.init == true)
1416 		return 0;
1417 
1418 	/* GDS reserve memory: 64 bytes alignment */
1419 	adev->gfx.ngg.gds_reserve_size = ALIGN(5 * 4, 0x40);
1420 	adev->gds.mem.total_size -= adev->gfx.ngg.gds_reserve_size;
1421 	adev->gds.mem.gfx_partition_size -= adev->gfx.ngg.gds_reserve_size;
1422 	adev->gfx.ngg.gds_reserve_addr = RREG32_SOC15(GC, 0, mmGDS_VMID0_BASE);
1423 	adev->gfx.ngg.gds_reserve_addr += RREG32_SOC15(GC, 0, mmGDS_VMID0_SIZE);
1424 
1425 	/* Primitive Buffer */
1426 	r = gfx_v9_0_ngg_create_buf(adev, &adev->gfx.ngg.buf[NGG_PRIM],
1427 				    amdgpu_prim_buf_per_se,
1428 				    64 * 1024);
1429 	if (r) {
1430 		dev_err(adev->dev, "Failed to create Primitive Buffer\n");
1431 		goto err;
1432 	}
1433 
1434 	/* Position Buffer */
1435 	r = gfx_v9_0_ngg_create_buf(adev, &adev->gfx.ngg.buf[NGG_POS],
1436 				    amdgpu_pos_buf_per_se,
1437 				    256 * 1024);
1438 	if (r) {
1439 		dev_err(adev->dev, "Failed to create Position Buffer\n");
1440 		goto err;
1441 	}
1442 
1443 	/* Control Sideband */
1444 	r = gfx_v9_0_ngg_create_buf(adev, &adev->gfx.ngg.buf[NGG_CNTL],
1445 				    amdgpu_cntl_sb_buf_per_se,
1446 				    256);
1447 	if (r) {
1448 		dev_err(adev->dev, "Failed to create Control Sideband Buffer\n");
1449 		goto err;
1450 	}
1451 
1452 	/* Parameter Cache, not created by default */
1453 	if (amdgpu_param_buf_per_se <= 0)
1454 		goto out;
1455 
1456 	r = gfx_v9_0_ngg_create_buf(adev, &adev->gfx.ngg.buf[NGG_PARAM],
1457 				    amdgpu_param_buf_per_se,
1458 				    512 * 1024);
1459 	if (r) {
1460 		dev_err(adev->dev, "Failed to create Parameter Cache\n");
1461 		goto err;
1462 	}
1463 
1464 out:
1465 	adev->gfx.ngg.init = true;
1466 	return 0;
1467 err:
1468 	gfx_v9_0_ngg_fini(adev);
1469 	return r;
1470 }
1471 
1472 static int gfx_v9_0_ngg_en(struct amdgpu_device *adev)
1473 {
1474 	struct amdgpu_ring *ring = &adev->gfx.gfx_ring[0];
1475 	int r;
1476 	u32 data, base;
1477 
1478 	if (!amdgpu_ngg)
1479 		return 0;
1480 
1481 	/* Program buffer size */
1482 	data = REG_SET_FIELD(0, WD_BUF_RESOURCE_1, INDEX_BUF_SIZE,
1483 			     adev->gfx.ngg.buf[NGG_PRIM].size >> 8);
1484 	data = REG_SET_FIELD(data, WD_BUF_RESOURCE_1, POS_BUF_SIZE,
1485 			     adev->gfx.ngg.buf[NGG_POS].size >> 8);
1486 	WREG32_SOC15(GC, 0, mmWD_BUF_RESOURCE_1, data);
1487 
1488 	data = REG_SET_FIELD(0, WD_BUF_RESOURCE_2, CNTL_SB_BUF_SIZE,
1489 			     adev->gfx.ngg.buf[NGG_CNTL].size >> 8);
1490 	data = REG_SET_FIELD(data, WD_BUF_RESOURCE_2, PARAM_BUF_SIZE,
1491 			     adev->gfx.ngg.buf[NGG_PARAM].size >> 10);
1492 	WREG32_SOC15(GC, 0, mmWD_BUF_RESOURCE_2, data);
1493 
1494 	/* Program buffer base address */
1495 	base = lower_32_bits(adev->gfx.ngg.buf[NGG_PRIM].gpu_addr);
1496 	data = REG_SET_FIELD(0, WD_INDEX_BUF_BASE, BASE, base);
1497 	WREG32_SOC15(GC, 0, mmWD_INDEX_BUF_BASE, data);
1498 
1499 	base = upper_32_bits(adev->gfx.ngg.buf[NGG_PRIM].gpu_addr);
1500 	data = REG_SET_FIELD(0, WD_INDEX_BUF_BASE_HI, BASE_HI, base);
1501 	WREG32_SOC15(GC, 0, mmWD_INDEX_BUF_BASE_HI, data);
1502 
1503 	base = lower_32_bits(adev->gfx.ngg.buf[NGG_POS].gpu_addr);
1504 	data = REG_SET_FIELD(0, WD_POS_BUF_BASE, BASE, base);
1505 	WREG32_SOC15(GC, 0, mmWD_POS_BUF_BASE, data);
1506 
1507 	base = upper_32_bits(adev->gfx.ngg.buf[NGG_POS].gpu_addr);
1508 	data = REG_SET_FIELD(0, WD_POS_BUF_BASE_HI, BASE_HI, base);
1509 	WREG32_SOC15(GC, 0, mmWD_POS_BUF_BASE_HI, data);
1510 
1511 	base = lower_32_bits(adev->gfx.ngg.buf[NGG_CNTL].gpu_addr);
1512 	data = REG_SET_FIELD(0, WD_CNTL_SB_BUF_BASE, BASE, base);
1513 	WREG32_SOC15(GC, 0, mmWD_CNTL_SB_BUF_BASE, data);
1514 
1515 	base = upper_32_bits(adev->gfx.ngg.buf[NGG_CNTL].gpu_addr);
1516 	data = REG_SET_FIELD(0, WD_CNTL_SB_BUF_BASE_HI, BASE_HI, base);
1517 	WREG32_SOC15(GC, 0, mmWD_CNTL_SB_BUF_BASE_HI, data);
1518 
1519 	/* Clear GDS reserved memory */
1520 	r = amdgpu_ring_alloc(ring, 17);
1521 	if (r) {
1522 		DRM_ERROR("amdgpu: NGG failed to lock ring %d (%d).\n",
1523 			  ring->idx, r);
1524 		return r;
1525 	}
1526 
1527 	gfx_v9_0_write_data_to_reg(ring, 0, false,
1528 				   SOC15_REG_OFFSET(GC, 0, mmGDS_VMID0_SIZE),
1529 			           (adev->gds.mem.total_size +
1530 				    adev->gfx.ngg.gds_reserve_size));
1531 
1532 	amdgpu_ring_write(ring, PACKET3(PACKET3_DMA_DATA, 5));
1533 	amdgpu_ring_write(ring, (PACKET3_DMA_DATA_CP_SYNC |
1534 				PACKET3_DMA_DATA_DST_SEL(1) |
1535 				PACKET3_DMA_DATA_SRC_SEL(2)));
1536 	amdgpu_ring_write(ring, 0);
1537 	amdgpu_ring_write(ring, 0);
1538 	amdgpu_ring_write(ring, adev->gfx.ngg.gds_reserve_addr);
1539 	amdgpu_ring_write(ring, 0);
1540 	amdgpu_ring_write(ring, PACKET3_DMA_DATA_CMD_RAW_WAIT |
1541 				adev->gfx.ngg.gds_reserve_size);
1542 
1543 	gfx_v9_0_write_data_to_reg(ring, 0, false,
1544 				   SOC15_REG_OFFSET(GC, 0, mmGDS_VMID0_SIZE), 0);
1545 
1546 	amdgpu_ring_commit(ring);
1547 
1548 	return 0;
1549 }
1550 
1551 static int gfx_v9_0_compute_ring_init(struct amdgpu_device *adev, int ring_id,
1552 				      int mec, int pipe, int queue)
1553 {
1554 	int r;
1555 	unsigned irq_type;
1556 	struct amdgpu_ring *ring = &adev->gfx.compute_ring[ring_id];
1557 
1558 	ring = &adev->gfx.compute_ring[ring_id];
1559 
1560 	/* mec0 is me1 */
1561 	ring->me = mec + 1;
1562 	ring->pipe = pipe;
1563 	ring->queue = queue;
1564 
1565 	ring->ring_obj = NULL;
1566 	ring->use_doorbell = true;
1567 	ring->doorbell_index = (AMDGPU_DOORBELL_MEC_RING0 + ring_id) << 1;
1568 	ring->eop_gpu_addr = adev->gfx.mec.hpd_eop_gpu_addr
1569 				+ (ring_id * GFX9_MEC_HPD_SIZE);
1570 	sprintf(ring->name, "comp_%d.%d.%d", ring->me, ring->pipe, ring->queue);
1571 
1572 	irq_type = AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE0_EOP
1573 		+ ((ring->me - 1) * adev->gfx.mec.num_pipe_per_mec)
1574 		+ ring->pipe;
1575 
1576 	/* type-2 packets are deprecated on MEC, use type-3 instead */
1577 	r = amdgpu_ring_init(adev, ring, 1024,
1578 			     &adev->gfx.eop_irq, irq_type);
1579 	if (r)
1580 		return r;
1581 
1582 
1583 	return 0;
1584 }
1585 
1586 static int gfx_v9_0_sw_init(void *handle)
1587 {
1588 	int i, j, k, r, ring_id;
1589 	struct amdgpu_ring *ring;
1590 	struct amdgpu_kiq *kiq;
1591 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1592 
1593 	switch (adev->asic_type) {
1594 	case CHIP_VEGA10:
1595 	case CHIP_VEGA12:
1596 	case CHIP_VEGA20:
1597 	case CHIP_RAVEN:
1598 		adev->gfx.mec.num_mec = 2;
1599 		break;
1600 	default:
1601 		adev->gfx.mec.num_mec = 1;
1602 		break;
1603 	}
1604 
1605 	adev->gfx.mec.num_pipe_per_mec = 4;
1606 	adev->gfx.mec.num_queue_per_pipe = 8;
1607 
1608 	/* KIQ event */
1609 	r = amdgpu_irq_add_id(adev, SOC15_IH_CLIENTID_GRBM_CP, GFX_9_0__SRCID__CP_IB2_INTERRUPT_PKT, &adev->gfx.kiq.irq);
1610 	if (r)
1611 		return r;
1612 
1613 	/* EOP Event */
1614 	r = amdgpu_irq_add_id(adev, SOC15_IH_CLIENTID_GRBM_CP, GFX_9_0__SRCID__CP_EOP_INTERRUPT, &adev->gfx.eop_irq);
1615 	if (r)
1616 		return r;
1617 
1618 	/* Privileged reg */
1619 	r = amdgpu_irq_add_id(adev, SOC15_IH_CLIENTID_GRBM_CP, GFX_9_0__SRCID__CP_PRIV_REG_FAULT,
1620 			      &adev->gfx.priv_reg_irq);
1621 	if (r)
1622 		return r;
1623 
1624 	/* Privileged inst */
1625 	r = amdgpu_irq_add_id(adev, SOC15_IH_CLIENTID_GRBM_CP, GFX_9_0__SRCID__CP_PRIV_INSTR_FAULT,
1626 			      &adev->gfx.priv_inst_irq);
1627 	if (r)
1628 		return r;
1629 
1630 	adev->gfx.gfx_current_status = AMDGPU_GFX_NORMAL_MODE;
1631 
1632 	gfx_v9_0_scratch_init(adev);
1633 
1634 	r = gfx_v9_0_init_microcode(adev);
1635 	if (r) {
1636 		DRM_ERROR("Failed to load gfx firmware!\n");
1637 		return r;
1638 	}
1639 
1640 	r = gfx_v9_0_rlc_init(adev);
1641 	if (r) {
1642 		DRM_ERROR("Failed to init rlc BOs!\n");
1643 		return r;
1644 	}
1645 
1646 	r = gfx_v9_0_mec_init(adev);
1647 	if (r) {
1648 		DRM_ERROR("Failed to init MEC BOs!\n");
1649 		return r;
1650 	}
1651 
1652 	/* set up the gfx ring */
1653 	for (i = 0; i < adev->gfx.num_gfx_rings; i++) {
1654 		ring = &adev->gfx.gfx_ring[i];
1655 		ring->ring_obj = NULL;
1656 		if (!i)
1657 			sprintf(ring->name, "gfx");
1658 		else
1659 			sprintf(ring->name, "gfx_%d", i);
1660 		ring->use_doorbell = true;
1661 		ring->doorbell_index = AMDGPU_DOORBELL64_GFX_RING0 << 1;
1662 		r = amdgpu_ring_init(adev, ring, 1024,
1663 				     &adev->gfx.eop_irq, AMDGPU_CP_IRQ_GFX_EOP);
1664 		if (r)
1665 			return r;
1666 	}
1667 
1668 	/* set up the compute queues - allocate horizontally across pipes */
1669 	ring_id = 0;
1670 	for (i = 0; i < adev->gfx.mec.num_mec; ++i) {
1671 		for (j = 0; j < adev->gfx.mec.num_queue_per_pipe; j++) {
1672 			for (k = 0; k < adev->gfx.mec.num_pipe_per_mec; k++) {
1673 				if (!amdgpu_gfx_is_mec_queue_enabled(adev, i, k, j))
1674 					continue;
1675 
1676 				r = gfx_v9_0_compute_ring_init(adev,
1677 							       ring_id,
1678 							       i, k, j);
1679 				if (r)
1680 					return r;
1681 
1682 				ring_id++;
1683 			}
1684 		}
1685 	}
1686 
1687 	r = amdgpu_gfx_kiq_init(adev, GFX9_MEC_HPD_SIZE);
1688 	if (r) {
1689 		DRM_ERROR("Failed to init KIQ BOs!\n");
1690 		return r;
1691 	}
1692 
1693 	kiq = &adev->gfx.kiq;
1694 	r = amdgpu_gfx_kiq_init_ring(adev, &kiq->ring, &kiq->irq);
1695 	if (r)
1696 		return r;
1697 
1698 	/* create MQD for all compute queues as wel as KIQ for SRIOV case */
1699 	r = amdgpu_gfx_compute_mqd_sw_init(adev, sizeof(struct v9_mqd_allocation));
1700 	if (r)
1701 		return r;
1702 
1703 	adev->gfx.ce_ram_size = 0x8000;
1704 
1705 	r = gfx_v9_0_gpu_early_init(adev);
1706 	if (r)
1707 		return r;
1708 
1709 	r = gfx_v9_0_ngg_init(adev);
1710 	if (r)
1711 		return r;
1712 
1713 	return 0;
1714 }
1715 
1716 
1717 static int gfx_v9_0_sw_fini(void *handle)
1718 {
1719 	int i;
1720 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1721 
1722 	amdgpu_bo_free_kernel(&adev->gds.oa_gfx_bo, NULL, NULL);
1723 	amdgpu_bo_free_kernel(&adev->gds.gws_gfx_bo, NULL, NULL);
1724 	amdgpu_bo_free_kernel(&adev->gds.gds_gfx_bo, NULL, NULL);
1725 
1726 	for (i = 0; i < adev->gfx.num_gfx_rings; i++)
1727 		amdgpu_ring_fini(&adev->gfx.gfx_ring[i]);
1728 	for (i = 0; i < adev->gfx.num_compute_rings; i++)
1729 		amdgpu_ring_fini(&adev->gfx.compute_ring[i]);
1730 
1731 	amdgpu_gfx_compute_mqd_sw_fini(adev);
1732 	amdgpu_gfx_kiq_free_ring(&adev->gfx.kiq.ring, &adev->gfx.kiq.irq);
1733 	amdgpu_gfx_kiq_fini(adev);
1734 
1735 	gfx_v9_0_mec_fini(adev);
1736 	gfx_v9_0_ngg_fini(adev);
1737 	amdgpu_bo_free_kernel(&adev->gfx.rlc.clear_state_obj,
1738 				&adev->gfx.rlc.clear_state_gpu_addr,
1739 				(void **)&adev->gfx.rlc.cs_ptr);
1740 	if (adev->asic_type == CHIP_RAVEN) {
1741 		amdgpu_bo_free_kernel(&adev->gfx.rlc.cp_table_obj,
1742 				&adev->gfx.rlc.cp_table_gpu_addr,
1743 				(void **)&adev->gfx.rlc.cp_table_ptr);
1744 	}
1745 	gfx_v9_0_free_microcode(adev);
1746 
1747 	return 0;
1748 }
1749 
1750 
1751 static void gfx_v9_0_tiling_mode_table_init(struct amdgpu_device *adev)
1752 {
1753 	/* TODO */
1754 }
1755 
1756 static void gfx_v9_0_select_se_sh(struct amdgpu_device *adev, u32 se_num, u32 sh_num, u32 instance)
1757 {
1758 	u32 data;
1759 
1760 	if (instance == 0xffffffff)
1761 		data = REG_SET_FIELD(0, GRBM_GFX_INDEX, INSTANCE_BROADCAST_WRITES, 1);
1762 	else
1763 		data = REG_SET_FIELD(0, GRBM_GFX_INDEX, INSTANCE_INDEX, instance);
1764 
1765 	if (se_num == 0xffffffff)
1766 		data = REG_SET_FIELD(data, GRBM_GFX_INDEX, SE_BROADCAST_WRITES, 1);
1767 	else
1768 		data = REG_SET_FIELD(data, GRBM_GFX_INDEX, SE_INDEX, se_num);
1769 
1770 	if (sh_num == 0xffffffff)
1771 		data = REG_SET_FIELD(data, GRBM_GFX_INDEX, SH_BROADCAST_WRITES, 1);
1772 	else
1773 		data = REG_SET_FIELD(data, GRBM_GFX_INDEX, SH_INDEX, sh_num);
1774 
1775 	WREG32_SOC15(GC, 0, mmGRBM_GFX_INDEX, data);
1776 }
1777 
1778 static u32 gfx_v9_0_get_rb_active_bitmap(struct amdgpu_device *adev)
1779 {
1780 	u32 data, mask;
1781 
1782 	data = RREG32_SOC15(GC, 0, mmCC_RB_BACKEND_DISABLE);
1783 	data |= RREG32_SOC15(GC, 0, mmGC_USER_RB_BACKEND_DISABLE);
1784 
1785 	data &= CC_RB_BACKEND_DISABLE__BACKEND_DISABLE_MASK;
1786 	data >>= GC_USER_RB_BACKEND_DISABLE__BACKEND_DISABLE__SHIFT;
1787 
1788 	mask = amdgpu_gfx_create_bitmask(adev->gfx.config.max_backends_per_se /
1789 					 adev->gfx.config.max_sh_per_se);
1790 
1791 	return (~data) & mask;
1792 }
1793 
1794 static void gfx_v9_0_setup_rb(struct amdgpu_device *adev)
1795 {
1796 	int i, j;
1797 	u32 data;
1798 	u32 active_rbs = 0;
1799 	u32 rb_bitmap_width_per_sh = adev->gfx.config.max_backends_per_se /
1800 					adev->gfx.config.max_sh_per_se;
1801 
1802 	mutex_lock(&adev->grbm_idx_mutex);
1803 	for (i = 0; i < adev->gfx.config.max_shader_engines; i++) {
1804 		for (j = 0; j < adev->gfx.config.max_sh_per_se; j++) {
1805 			gfx_v9_0_select_se_sh(adev, i, j, 0xffffffff);
1806 			data = gfx_v9_0_get_rb_active_bitmap(adev);
1807 			active_rbs |= data << ((i * adev->gfx.config.max_sh_per_se + j) *
1808 					       rb_bitmap_width_per_sh);
1809 		}
1810 	}
1811 	gfx_v9_0_select_se_sh(adev, 0xffffffff, 0xffffffff, 0xffffffff);
1812 	mutex_unlock(&adev->grbm_idx_mutex);
1813 
1814 	adev->gfx.config.backend_enable_mask = active_rbs;
1815 	adev->gfx.config.num_rbs = hweight32(active_rbs);
1816 }
1817 
1818 #define DEFAULT_SH_MEM_BASES	(0x6000)
1819 #define FIRST_COMPUTE_VMID	(8)
1820 #define LAST_COMPUTE_VMID	(16)
1821 static void gfx_v9_0_init_compute_vmid(struct amdgpu_device *adev)
1822 {
1823 	int i;
1824 	uint32_t sh_mem_config;
1825 	uint32_t sh_mem_bases;
1826 
1827 	/*
1828 	 * Configure apertures:
1829 	 * LDS:         0x60000000'00000000 - 0x60000001'00000000 (4GB)
1830 	 * Scratch:     0x60000001'00000000 - 0x60000002'00000000 (4GB)
1831 	 * GPUVM:       0x60010000'00000000 - 0x60020000'00000000 (1TB)
1832 	 */
1833 	sh_mem_bases = DEFAULT_SH_MEM_BASES | (DEFAULT_SH_MEM_BASES << 16);
1834 
1835 	sh_mem_config = SH_MEM_ADDRESS_MODE_64 |
1836 			SH_MEM_ALIGNMENT_MODE_UNALIGNED <<
1837 			SH_MEM_CONFIG__ALIGNMENT_MODE__SHIFT;
1838 
1839 	mutex_lock(&adev->srbm_mutex);
1840 	for (i = FIRST_COMPUTE_VMID; i < LAST_COMPUTE_VMID; i++) {
1841 		soc15_grbm_select(adev, 0, 0, 0, i);
1842 		/* CP and shaders */
1843 		WREG32_SOC15(GC, 0, mmSH_MEM_CONFIG, sh_mem_config);
1844 		WREG32_SOC15(GC, 0, mmSH_MEM_BASES, sh_mem_bases);
1845 	}
1846 	soc15_grbm_select(adev, 0, 0, 0, 0);
1847 	mutex_unlock(&adev->srbm_mutex);
1848 }
1849 
1850 static void gfx_v9_0_gpu_init(struct amdgpu_device *adev)
1851 {
1852 	u32 tmp;
1853 	int i;
1854 
1855 	WREG32_FIELD15(GC, 0, GRBM_CNTL, READ_TIMEOUT, 0xff);
1856 
1857 	gfx_v9_0_tiling_mode_table_init(adev);
1858 
1859 	gfx_v9_0_setup_rb(adev);
1860 	gfx_v9_0_get_cu_info(adev, &adev->gfx.cu_info);
1861 	adev->gfx.config.db_debug2 = RREG32_SOC15(GC, 0, mmDB_DEBUG2);
1862 
1863 	/* XXX SH_MEM regs */
1864 	/* where to put LDS, scratch, GPUVM in FSA64 space */
1865 	mutex_lock(&adev->srbm_mutex);
1866 	for (i = 0; i < adev->vm_manager.id_mgr[AMDGPU_GFXHUB].num_ids; i++) {
1867 		soc15_grbm_select(adev, 0, 0, 0, i);
1868 		/* CP and shaders */
1869 		if (i == 0) {
1870 			tmp = REG_SET_FIELD(0, SH_MEM_CONFIG, ALIGNMENT_MODE,
1871 					    SH_MEM_ALIGNMENT_MODE_UNALIGNED);
1872 			WREG32_SOC15(GC, 0, mmSH_MEM_CONFIG, tmp);
1873 			WREG32_SOC15(GC, 0, mmSH_MEM_BASES, 0);
1874 		} else {
1875 			tmp = REG_SET_FIELD(0, SH_MEM_CONFIG, ALIGNMENT_MODE,
1876 					    SH_MEM_ALIGNMENT_MODE_UNALIGNED);
1877 			WREG32_SOC15(GC, 0, mmSH_MEM_CONFIG, tmp);
1878 			tmp = REG_SET_FIELD(0, SH_MEM_BASES, PRIVATE_BASE,
1879 				(adev->gmc.private_aperture_start >> 48));
1880 			tmp = REG_SET_FIELD(tmp, SH_MEM_BASES, SHARED_BASE,
1881 				(adev->gmc.shared_aperture_start >> 48));
1882 			WREG32_SOC15(GC, 0, mmSH_MEM_BASES, tmp);
1883 		}
1884 	}
1885 	soc15_grbm_select(adev, 0, 0, 0, 0);
1886 
1887 	mutex_unlock(&adev->srbm_mutex);
1888 
1889 	gfx_v9_0_init_compute_vmid(adev);
1890 
1891 	mutex_lock(&adev->grbm_idx_mutex);
1892 	/*
1893 	 * making sure that the following register writes will be broadcasted
1894 	 * to all the shaders
1895 	 */
1896 	gfx_v9_0_select_se_sh(adev, 0xffffffff, 0xffffffff, 0xffffffff);
1897 
1898 	WREG32_SOC15(GC, 0, mmPA_SC_FIFO_SIZE,
1899 		   (adev->gfx.config.sc_prim_fifo_size_frontend <<
1900 			PA_SC_FIFO_SIZE__SC_FRONTEND_PRIM_FIFO_SIZE__SHIFT) |
1901 		   (adev->gfx.config.sc_prim_fifo_size_backend <<
1902 			PA_SC_FIFO_SIZE__SC_BACKEND_PRIM_FIFO_SIZE__SHIFT) |
1903 		   (adev->gfx.config.sc_hiz_tile_fifo_size <<
1904 			PA_SC_FIFO_SIZE__SC_HIZ_TILE_FIFO_SIZE__SHIFT) |
1905 		   (adev->gfx.config.sc_earlyz_tile_fifo_size <<
1906 			PA_SC_FIFO_SIZE__SC_EARLYZ_TILE_FIFO_SIZE__SHIFT));
1907 	mutex_unlock(&adev->grbm_idx_mutex);
1908 
1909 }
1910 
1911 static void gfx_v9_0_wait_for_rlc_serdes(struct amdgpu_device *adev)
1912 {
1913 	u32 i, j, k;
1914 	u32 mask;
1915 
1916 	mutex_lock(&adev->grbm_idx_mutex);
1917 	for (i = 0; i < adev->gfx.config.max_shader_engines; i++) {
1918 		for (j = 0; j < adev->gfx.config.max_sh_per_se; j++) {
1919 			gfx_v9_0_select_se_sh(adev, i, j, 0xffffffff);
1920 			for (k = 0; k < adev->usec_timeout; k++) {
1921 				if (RREG32_SOC15(GC, 0, mmRLC_SERDES_CU_MASTER_BUSY) == 0)
1922 					break;
1923 				udelay(1);
1924 			}
1925 			if (k == adev->usec_timeout) {
1926 				gfx_v9_0_select_se_sh(adev, 0xffffffff,
1927 						      0xffffffff, 0xffffffff);
1928 				mutex_unlock(&adev->grbm_idx_mutex);
1929 				DRM_INFO("Timeout wait for RLC serdes %u,%u\n",
1930 					 i, j);
1931 				return;
1932 			}
1933 		}
1934 	}
1935 	gfx_v9_0_select_se_sh(adev, 0xffffffff, 0xffffffff, 0xffffffff);
1936 	mutex_unlock(&adev->grbm_idx_mutex);
1937 
1938 	mask = RLC_SERDES_NONCU_MASTER_BUSY__SE_MASTER_BUSY_MASK |
1939 		RLC_SERDES_NONCU_MASTER_BUSY__GC_MASTER_BUSY_MASK |
1940 		RLC_SERDES_NONCU_MASTER_BUSY__TC0_MASTER_BUSY_MASK |
1941 		RLC_SERDES_NONCU_MASTER_BUSY__TC1_MASTER_BUSY_MASK;
1942 	for (k = 0; k < adev->usec_timeout; k++) {
1943 		if ((RREG32_SOC15(GC, 0, mmRLC_SERDES_NONCU_MASTER_BUSY) & mask) == 0)
1944 			break;
1945 		udelay(1);
1946 	}
1947 }
1948 
1949 static void gfx_v9_0_enable_gui_idle_interrupt(struct amdgpu_device *adev,
1950 					       bool enable)
1951 {
1952 	u32 tmp = RREG32_SOC15(GC, 0, mmCP_INT_CNTL_RING0);
1953 
1954 	tmp = REG_SET_FIELD(tmp, CP_INT_CNTL_RING0, CNTX_BUSY_INT_ENABLE, enable ? 1 : 0);
1955 	tmp = REG_SET_FIELD(tmp, CP_INT_CNTL_RING0, CNTX_EMPTY_INT_ENABLE, enable ? 1 : 0);
1956 	tmp = REG_SET_FIELD(tmp, CP_INT_CNTL_RING0, CMP_BUSY_INT_ENABLE, enable ? 1 : 0);
1957 	tmp = REG_SET_FIELD(tmp, CP_INT_CNTL_RING0, GFX_IDLE_INT_ENABLE, enable ? 1 : 0);
1958 
1959 	WREG32_SOC15(GC, 0, mmCP_INT_CNTL_RING0, tmp);
1960 }
1961 
1962 static void gfx_v9_0_init_csb(struct amdgpu_device *adev)
1963 {
1964 	/* csib */
1965 	WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_CSIB_ADDR_HI),
1966 			adev->gfx.rlc.clear_state_gpu_addr >> 32);
1967 	WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_CSIB_ADDR_LO),
1968 			adev->gfx.rlc.clear_state_gpu_addr & 0xfffffffc);
1969 	WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_CSIB_LENGTH),
1970 			adev->gfx.rlc.clear_state_size);
1971 }
1972 
1973 static void gfx_v9_1_parse_ind_reg_list(int *register_list_format,
1974 				int indirect_offset,
1975 				int list_size,
1976 				int *unique_indirect_regs,
1977 				int unique_indirect_reg_count,
1978 				int *indirect_start_offsets,
1979 				int *indirect_start_offsets_count,
1980 				int max_start_offsets_count)
1981 {
1982 	int idx;
1983 
1984 	for (; indirect_offset < list_size; indirect_offset++) {
1985 		WARN_ON(*indirect_start_offsets_count >= max_start_offsets_count);
1986 		indirect_start_offsets[*indirect_start_offsets_count] = indirect_offset;
1987 		*indirect_start_offsets_count = *indirect_start_offsets_count + 1;
1988 
1989 		while (register_list_format[indirect_offset] != 0xFFFFFFFF) {
1990 			indirect_offset += 2;
1991 
1992 			/* look for the matching indice */
1993 			for (idx = 0; idx < unique_indirect_reg_count; idx++) {
1994 				if (unique_indirect_regs[idx] ==
1995 					register_list_format[indirect_offset] ||
1996 					!unique_indirect_regs[idx])
1997 					break;
1998 			}
1999 
2000 			BUG_ON(idx >= unique_indirect_reg_count);
2001 
2002 			if (!unique_indirect_regs[idx])
2003 				unique_indirect_regs[idx] = register_list_format[indirect_offset];
2004 
2005 			indirect_offset++;
2006 		}
2007 	}
2008 }
2009 
2010 static int gfx_v9_1_init_rlc_save_restore_list(struct amdgpu_device *adev)
2011 {
2012 	int unique_indirect_regs[] = {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0};
2013 	int unique_indirect_reg_count = 0;
2014 
2015 	int indirect_start_offsets[] = {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0};
2016 	int indirect_start_offsets_count = 0;
2017 
2018 	int list_size = 0;
2019 	int i = 0, j = 0;
2020 	u32 tmp = 0;
2021 
2022 	u32 *register_list_format =
2023 		kmalloc(adev->gfx.rlc.reg_list_format_size_bytes, GFP_KERNEL);
2024 	if (!register_list_format)
2025 		return -ENOMEM;
2026 	memcpy(register_list_format, adev->gfx.rlc.register_list_format,
2027 		adev->gfx.rlc.reg_list_format_size_bytes);
2028 
2029 	/* setup unique_indirect_regs array and indirect_start_offsets array */
2030 	unique_indirect_reg_count = ARRAY_SIZE(unique_indirect_regs);
2031 	gfx_v9_1_parse_ind_reg_list(register_list_format,
2032 				    adev->gfx.rlc.reg_list_format_direct_reg_list_length,
2033 				    adev->gfx.rlc.reg_list_format_size_bytes >> 2,
2034 				    unique_indirect_regs,
2035 				    unique_indirect_reg_count,
2036 				    indirect_start_offsets,
2037 				    &indirect_start_offsets_count,
2038 				    ARRAY_SIZE(indirect_start_offsets));
2039 
2040 	/* enable auto inc in case it is disabled */
2041 	tmp = RREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_SRM_CNTL));
2042 	tmp |= RLC_SRM_CNTL__AUTO_INCR_ADDR_MASK;
2043 	WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_SRM_CNTL), tmp);
2044 
2045 	/* write register_restore table to offset 0x0 using RLC_SRM_ARAM_ADDR/DATA */
2046 	WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_SRM_ARAM_ADDR),
2047 		RLC_SAVE_RESTORE_ADDR_STARTING_OFFSET);
2048 	for (i = 0; i < adev->gfx.rlc.reg_list_size_bytes >> 2; i++)
2049 		WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_SRM_ARAM_DATA),
2050 			adev->gfx.rlc.register_restore[i]);
2051 
2052 	/* load indirect register */
2053 	WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_GPM_SCRATCH_ADDR),
2054 		adev->gfx.rlc.reg_list_format_start);
2055 
2056 	/* direct register portion */
2057 	for (i = 0; i < adev->gfx.rlc.reg_list_format_direct_reg_list_length; i++)
2058 		WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_GPM_SCRATCH_DATA),
2059 			register_list_format[i]);
2060 
2061 	/* indirect register portion */
2062 	while (i < (adev->gfx.rlc.reg_list_format_size_bytes >> 2)) {
2063 		if (register_list_format[i] == 0xFFFFFFFF) {
2064 			WREG32_SOC15(GC, 0, mmRLC_GPM_SCRATCH_DATA, register_list_format[i++]);
2065 			continue;
2066 		}
2067 
2068 		WREG32_SOC15(GC, 0, mmRLC_GPM_SCRATCH_DATA, register_list_format[i++]);
2069 		WREG32_SOC15(GC, 0, mmRLC_GPM_SCRATCH_DATA, register_list_format[i++]);
2070 
2071 		for (j = 0; j < unique_indirect_reg_count; j++) {
2072 			if (register_list_format[i] == unique_indirect_regs[j]) {
2073 				WREG32_SOC15(GC, 0, mmRLC_GPM_SCRATCH_DATA, j);
2074 				break;
2075 			}
2076 		}
2077 
2078 		BUG_ON(j >= unique_indirect_reg_count);
2079 
2080 		i++;
2081 	}
2082 
2083 	/* set save/restore list size */
2084 	list_size = adev->gfx.rlc.reg_list_size_bytes >> 2;
2085 	list_size = list_size >> 1;
2086 	WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_GPM_SCRATCH_ADDR),
2087 		adev->gfx.rlc.reg_restore_list_size);
2088 	WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_GPM_SCRATCH_DATA), list_size);
2089 
2090 	/* write the starting offsets to RLC scratch ram */
2091 	WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_GPM_SCRATCH_ADDR),
2092 		adev->gfx.rlc.starting_offsets_start);
2093 	for (i = 0; i < ARRAY_SIZE(indirect_start_offsets); i++)
2094 		WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_GPM_SCRATCH_DATA),
2095 		       indirect_start_offsets[i]);
2096 
2097 	/* load unique indirect regs*/
2098 	for (i = 0; i < ARRAY_SIZE(unique_indirect_regs); i++) {
2099 		if (unique_indirect_regs[i] != 0) {
2100 			WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_SRM_INDEX_CNTL_ADDR_0)
2101 			       + GFX_RLC_SRM_INDEX_CNTL_ADDR_OFFSETS[i],
2102 			       unique_indirect_regs[i] & 0x3FFFF);
2103 
2104 			WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_SRM_INDEX_CNTL_DATA_0)
2105 			       + GFX_RLC_SRM_INDEX_CNTL_DATA_OFFSETS[i],
2106 			       unique_indirect_regs[i] >> 20);
2107 		}
2108 	}
2109 
2110 	kfree(register_list_format);
2111 	return 0;
2112 }
2113 
2114 static void gfx_v9_0_enable_save_restore_machine(struct amdgpu_device *adev)
2115 {
2116 	WREG32_FIELD15(GC, 0, RLC_SRM_CNTL, SRM_ENABLE, 1);
2117 }
2118 
2119 static void pwr_10_0_gfxip_control_over_cgpg(struct amdgpu_device *adev,
2120 					     bool enable)
2121 {
2122 	uint32_t data = 0;
2123 	uint32_t default_data = 0;
2124 
2125 	default_data = data = RREG32(SOC15_REG_OFFSET(PWR, 0, mmPWR_MISC_CNTL_STATUS));
2126 	if (enable == true) {
2127 		/* enable GFXIP control over CGPG */
2128 		data |= PWR_MISC_CNTL_STATUS__PWR_GFX_RLC_CGPG_EN_MASK;
2129 		if(default_data != data)
2130 			WREG32(SOC15_REG_OFFSET(PWR, 0, mmPWR_MISC_CNTL_STATUS), data);
2131 
2132 		/* update status */
2133 		data &= ~PWR_MISC_CNTL_STATUS__PWR_GFXOFF_STATUS_MASK;
2134 		data |= (2 << PWR_MISC_CNTL_STATUS__PWR_GFXOFF_STATUS__SHIFT);
2135 		if(default_data != data)
2136 			WREG32(SOC15_REG_OFFSET(PWR, 0, mmPWR_MISC_CNTL_STATUS), data);
2137 	} else {
2138 		/* restore GFXIP control over GCPG */
2139 		data &= ~PWR_MISC_CNTL_STATUS__PWR_GFX_RLC_CGPG_EN_MASK;
2140 		if(default_data != data)
2141 			WREG32(SOC15_REG_OFFSET(PWR, 0, mmPWR_MISC_CNTL_STATUS), data);
2142 	}
2143 }
2144 
2145 static void gfx_v9_0_init_gfx_power_gating(struct amdgpu_device *adev)
2146 {
2147 	uint32_t data = 0;
2148 
2149 	if (adev->pg_flags & (AMD_PG_SUPPORT_GFX_PG |
2150 			      AMD_PG_SUPPORT_GFX_SMG |
2151 			      AMD_PG_SUPPORT_GFX_DMG)) {
2152 		/* init IDLE_POLL_COUNT = 60 */
2153 		data = RREG32(SOC15_REG_OFFSET(GC, 0, mmCP_RB_WPTR_POLL_CNTL));
2154 		data &= ~CP_RB_WPTR_POLL_CNTL__IDLE_POLL_COUNT_MASK;
2155 		data |= (0x60 << CP_RB_WPTR_POLL_CNTL__IDLE_POLL_COUNT__SHIFT);
2156 		WREG32(SOC15_REG_OFFSET(GC, 0, mmCP_RB_WPTR_POLL_CNTL), data);
2157 
2158 		/* init RLC PG Delay */
2159 		data = 0;
2160 		data |= (0x10 << RLC_PG_DELAY__POWER_UP_DELAY__SHIFT);
2161 		data |= (0x10 << RLC_PG_DELAY__POWER_DOWN_DELAY__SHIFT);
2162 		data |= (0x10 << RLC_PG_DELAY__CMD_PROPAGATE_DELAY__SHIFT);
2163 		data |= (0x40 << RLC_PG_DELAY__MEM_SLEEP_DELAY__SHIFT);
2164 		WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_PG_DELAY), data);
2165 
2166 		data = RREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_PG_DELAY_2));
2167 		data &= ~RLC_PG_DELAY_2__SERDES_CMD_DELAY_MASK;
2168 		data |= (0x4 << RLC_PG_DELAY_2__SERDES_CMD_DELAY__SHIFT);
2169 		WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_PG_DELAY_2), data);
2170 
2171 		data = RREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_PG_DELAY_3));
2172 		data &= ~RLC_PG_DELAY_3__CGCG_ACTIVE_BEFORE_CGPG_MASK;
2173 		data |= (0xff << RLC_PG_DELAY_3__CGCG_ACTIVE_BEFORE_CGPG__SHIFT);
2174 		WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_PG_DELAY_3), data);
2175 
2176 		data = RREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_AUTO_PG_CTRL));
2177 		data &= ~RLC_AUTO_PG_CTRL__GRBM_REG_SAVE_GFX_IDLE_THRESHOLD_MASK;
2178 
2179 		/* program GRBM_REG_SAVE_GFX_IDLE_THRESHOLD to 0x55f0 */
2180 		data |= (0x55f0 << RLC_AUTO_PG_CTRL__GRBM_REG_SAVE_GFX_IDLE_THRESHOLD__SHIFT);
2181 		WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_AUTO_PG_CTRL), data);
2182 
2183 		pwr_10_0_gfxip_control_over_cgpg(adev, true);
2184 	}
2185 }
2186 
2187 static void gfx_v9_0_enable_sck_slow_down_on_power_up(struct amdgpu_device *adev,
2188 						bool enable)
2189 {
2190 	uint32_t data = 0;
2191 	uint32_t default_data = 0;
2192 
2193 	default_data = data = RREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_PG_CNTL));
2194 	data = REG_SET_FIELD(data, RLC_PG_CNTL,
2195 			     SMU_CLK_SLOWDOWN_ON_PU_ENABLE,
2196 			     enable ? 1 : 0);
2197 	if (default_data != data)
2198 		WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_PG_CNTL), data);
2199 }
2200 
2201 static void gfx_v9_0_enable_sck_slow_down_on_power_down(struct amdgpu_device *adev,
2202 						bool enable)
2203 {
2204 	uint32_t data = 0;
2205 	uint32_t default_data = 0;
2206 
2207 	default_data = data = RREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_PG_CNTL));
2208 	data = REG_SET_FIELD(data, RLC_PG_CNTL,
2209 			     SMU_CLK_SLOWDOWN_ON_PD_ENABLE,
2210 			     enable ? 1 : 0);
2211 	if(default_data != data)
2212 		WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_PG_CNTL), data);
2213 }
2214 
2215 static void gfx_v9_0_enable_cp_power_gating(struct amdgpu_device *adev,
2216 					bool enable)
2217 {
2218 	uint32_t data = 0;
2219 	uint32_t default_data = 0;
2220 
2221 	default_data = data = RREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_PG_CNTL));
2222 	data = REG_SET_FIELD(data, RLC_PG_CNTL,
2223 			     CP_PG_DISABLE,
2224 			     enable ? 0 : 1);
2225 	if(default_data != data)
2226 		WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_PG_CNTL), data);
2227 }
2228 
2229 static void gfx_v9_0_enable_gfx_cg_power_gating(struct amdgpu_device *adev,
2230 						bool enable)
2231 {
2232 	uint32_t data, default_data;
2233 
2234 	default_data = data = RREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_PG_CNTL));
2235 	data = REG_SET_FIELD(data, RLC_PG_CNTL,
2236 			     GFX_POWER_GATING_ENABLE,
2237 			     enable ? 1 : 0);
2238 	if(default_data != data)
2239 		WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_PG_CNTL), data);
2240 }
2241 
2242 static void gfx_v9_0_enable_gfx_pipeline_powergating(struct amdgpu_device *adev,
2243 						bool enable)
2244 {
2245 	uint32_t data, default_data;
2246 
2247 	default_data = data = RREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_PG_CNTL));
2248 	data = REG_SET_FIELD(data, RLC_PG_CNTL,
2249 			     GFX_PIPELINE_PG_ENABLE,
2250 			     enable ? 1 : 0);
2251 	if(default_data != data)
2252 		WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_PG_CNTL), data);
2253 
2254 	if (!enable)
2255 		/* read any GFX register to wake up GFX */
2256 		data = RREG32(SOC15_REG_OFFSET(GC, 0, mmDB_RENDER_CONTROL));
2257 }
2258 
2259 static void gfx_v9_0_enable_gfx_static_mg_power_gating(struct amdgpu_device *adev,
2260 						       bool enable)
2261 {
2262 	uint32_t data, default_data;
2263 
2264 	default_data = data = RREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_PG_CNTL));
2265 	data = REG_SET_FIELD(data, RLC_PG_CNTL,
2266 			     STATIC_PER_CU_PG_ENABLE,
2267 			     enable ? 1 : 0);
2268 	if(default_data != data)
2269 		WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_PG_CNTL), data);
2270 }
2271 
2272 static void gfx_v9_0_enable_gfx_dynamic_mg_power_gating(struct amdgpu_device *adev,
2273 						bool enable)
2274 {
2275 	uint32_t data, default_data;
2276 
2277 	default_data = data = RREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_PG_CNTL));
2278 	data = REG_SET_FIELD(data, RLC_PG_CNTL,
2279 			     DYN_PER_CU_PG_ENABLE,
2280 			     enable ? 1 : 0);
2281 	if(default_data != data)
2282 		WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_PG_CNTL), data);
2283 }
2284 
2285 static void gfx_v9_0_init_pg(struct amdgpu_device *adev)
2286 {
2287 	gfx_v9_0_init_csb(adev);
2288 
2289 	/*
2290 	 * Rlc save restore list is workable since v2_1.
2291 	 * And it's needed by gfxoff feature.
2292 	 */
2293 	if (adev->gfx.rlc.is_rlc_v2_1) {
2294 		gfx_v9_1_init_rlc_save_restore_list(adev);
2295 		gfx_v9_0_enable_save_restore_machine(adev);
2296 	}
2297 
2298 	if (adev->pg_flags & (AMD_PG_SUPPORT_GFX_PG |
2299 			      AMD_PG_SUPPORT_GFX_SMG |
2300 			      AMD_PG_SUPPORT_GFX_DMG |
2301 			      AMD_PG_SUPPORT_CP |
2302 			      AMD_PG_SUPPORT_GDS |
2303 			      AMD_PG_SUPPORT_RLC_SMU_HS)) {
2304 		WREG32(mmRLC_JUMP_TABLE_RESTORE,
2305 		       adev->gfx.rlc.cp_table_gpu_addr >> 8);
2306 		gfx_v9_0_init_gfx_power_gating(adev);
2307 	}
2308 }
2309 
2310 void gfx_v9_0_rlc_stop(struct amdgpu_device *adev)
2311 {
2312 	WREG32_FIELD15(GC, 0, RLC_CNTL, RLC_ENABLE_F32, 0);
2313 	gfx_v9_0_enable_gui_idle_interrupt(adev, false);
2314 	gfx_v9_0_wait_for_rlc_serdes(adev);
2315 }
2316 
2317 static void gfx_v9_0_rlc_reset(struct amdgpu_device *adev)
2318 {
2319 	WREG32_FIELD15(GC, 0, GRBM_SOFT_RESET, SOFT_RESET_RLC, 1);
2320 	udelay(50);
2321 	WREG32_FIELD15(GC, 0, GRBM_SOFT_RESET, SOFT_RESET_RLC, 0);
2322 	udelay(50);
2323 }
2324 
2325 static void gfx_v9_0_rlc_start(struct amdgpu_device *adev)
2326 {
2327 #ifdef AMDGPU_RLC_DEBUG_RETRY
2328 	u32 rlc_ucode_ver;
2329 #endif
2330 
2331 	WREG32_FIELD15(GC, 0, RLC_CNTL, RLC_ENABLE_F32, 1);
2332 
2333 	/* carrizo do enable cp interrupt after cp inited */
2334 	if (!(adev->flags & AMD_IS_APU))
2335 		gfx_v9_0_enable_gui_idle_interrupt(adev, true);
2336 
2337 	udelay(50);
2338 
2339 #ifdef AMDGPU_RLC_DEBUG_RETRY
2340 	/* RLC_GPM_GENERAL_6 : RLC Ucode version */
2341 	rlc_ucode_ver = RREG32_SOC15(GC, 0, mmRLC_GPM_GENERAL_6);
2342 	if(rlc_ucode_ver == 0x108) {
2343 		DRM_INFO("Using rlc debug ucode. mmRLC_GPM_GENERAL_6 ==0x08%x / fw_ver == %i \n",
2344 				rlc_ucode_ver, adev->gfx.rlc_fw_version);
2345 		/* RLC_GPM_TIMER_INT_3 : Timer interval in RefCLK cycles,
2346 		 * default is 0x9C4 to create a 100us interval */
2347 		WREG32_SOC15(GC, 0, mmRLC_GPM_TIMER_INT_3, 0x9C4);
2348 		/* RLC_GPM_GENERAL_12 : Minimum gap between wptr and rptr
2349 		 * to disable the page fault retry interrupts, default is
2350 		 * 0x100 (256) */
2351 		WREG32_SOC15(GC, 0, mmRLC_GPM_GENERAL_12, 0x100);
2352 	}
2353 #endif
2354 }
2355 
2356 static int gfx_v9_0_rlc_load_microcode(struct amdgpu_device *adev)
2357 {
2358 	const struct rlc_firmware_header_v2_0 *hdr;
2359 	const __le32 *fw_data;
2360 	unsigned i, fw_size;
2361 
2362 	if (!adev->gfx.rlc_fw)
2363 		return -EINVAL;
2364 
2365 	hdr = (const struct rlc_firmware_header_v2_0 *)adev->gfx.rlc_fw->data;
2366 	amdgpu_ucode_print_rlc_hdr(&hdr->header);
2367 
2368 	fw_data = (const __le32 *)(adev->gfx.rlc_fw->data +
2369 			   le32_to_cpu(hdr->header.ucode_array_offset_bytes));
2370 	fw_size = le32_to_cpu(hdr->header.ucode_size_bytes) / 4;
2371 
2372 	WREG32_SOC15(GC, 0, mmRLC_GPM_UCODE_ADDR,
2373 			RLCG_UCODE_LOADING_START_ADDRESS);
2374 	for (i = 0; i < fw_size; i++)
2375 		WREG32_SOC15(GC, 0, mmRLC_GPM_UCODE_DATA, le32_to_cpup(fw_data++));
2376 	WREG32_SOC15(GC, 0, mmRLC_GPM_UCODE_ADDR, adev->gfx.rlc_fw_version);
2377 
2378 	return 0;
2379 }
2380 
2381 static int gfx_v9_0_rlc_resume(struct amdgpu_device *adev)
2382 {
2383 	int r;
2384 
2385 	if (amdgpu_sriov_vf(adev)) {
2386 		gfx_v9_0_init_csb(adev);
2387 		return 0;
2388 	}
2389 
2390 	gfx_v9_0_rlc_stop(adev);
2391 
2392 	/* disable CG */
2393 	WREG32_SOC15(GC, 0, mmRLC_CGCG_CGLS_CTRL, 0);
2394 
2395 	gfx_v9_0_rlc_reset(adev);
2396 
2397 	gfx_v9_0_init_pg(adev);
2398 
2399 	if (adev->firmware.load_type != AMDGPU_FW_LOAD_PSP) {
2400 		/* legacy rlc firmware loading */
2401 		r = gfx_v9_0_rlc_load_microcode(adev);
2402 		if (r)
2403 			return r;
2404 	}
2405 
2406 	if (adev->asic_type == CHIP_RAVEN) {
2407 		if (amdgpu_lbpw != 0)
2408 			gfx_v9_0_enable_lbpw(adev, true);
2409 		else
2410 			gfx_v9_0_enable_lbpw(adev, false);
2411 	}
2412 
2413 	gfx_v9_0_rlc_start(adev);
2414 
2415 	return 0;
2416 }
2417 
2418 static void gfx_v9_0_cp_gfx_enable(struct amdgpu_device *adev, bool enable)
2419 {
2420 	int i;
2421 	u32 tmp = RREG32_SOC15(GC, 0, mmCP_ME_CNTL);
2422 
2423 	tmp = REG_SET_FIELD(tmp, CP_ME_CNTL, ME_HALT, enable ? 0 : 1);
2424 	tmp = REG_SET_FIELD(tmp, CP_ME_CNTL, PFP_HALT, enable ? 0 : 1);
2425 	tmp = REG_SET_FIELD(tmp, CP_ME_CNTL, CE_HALT, enable ? 0 : 1);
2426 	if (!enable) {
2427 		for (i = 0; i < adev->gfx.num_gfx_rings; i++)
2428 			adev->gfx.gfx_ring[i].ready = false;
2429 	}
2430 	WREG32_SOC15(GC, 0, mmCP_ME_CNTL, tmp);
2431 	udelay(50);
2432 }
2433 
2434 static int gfx_v9_0_cp_gfx_load_microcode(struct amdgpu_device *adev)
2435 {
2436 	const struct gfx_firmware_header_v1_0 *pfp_hdr;
2437 	const struct gfx_firmware_header_v1_0 *ce_hdr;
2438 	const struct gfx_firmware_header_v1_0 *me_hdr;
2439 	const __le32 *fw_data;
2440 	unsigned i, fw_size;
2441 
2442 	if (!adev->gfx.me_fw || !adev->gfx.pfp_fw || !adev->gfx.ce_fw)
2443 		return -EINVAL;
2444 
2445 	pfp_hdr = (const struct gfx_firmware_header_v1_0 *)
2446 		adev->gfx.pfp_fw->data;
2447 	ce_hdr = (const struct gfx_firmware_header_v1_0 *)
2448 		adev->gfx.ce_fw->data;
2449 	me_hdr = (const struct gfx_firmware_header_v1_0 *)
2450 		adev->gfx.me_fw->data;
2451 
2452 	amdgpu_ucode_print_gfx_hdr(&pfp_hdr->header);
2453 	amdgpu_ucode_print_gfx_hdr(&ce_hdr->header);
2454 	amdgpu_ucode_print_gfx_hdr(&me_hdr->header);
2455 
2456 	gfx_v9_0_cp_gfx_enable(adev, false);
2457 
2458 	/* PFP */
2459 	fw_data = (const __le32 *)
2460 		(adev->gfx.pfp_fw->data +
2461 		 le32_to_cpu(pfp_hdr->header.ucode_array_offset_bytes));
2462 	fw_size = le32_to_cpu(pfp_hdr->header.ucode_size_bytes) / 4;
2463 	WREG32_SOC15(GC, 0, mmCP_PFP_UCODE_ADDR, 0);
2464 	for (i = 0; i < fw_size; i++)
2465 		WREG32_SOC15(GC, 0, mmCP_PFP_UCODE_DATA, le32_to_cpup(fw_data++));
2466 	WREG32_SOC15(GC, 0, mmCP_PFP_UCODE_ADDR, adev->gfx.pfp_fw_version);
2467 
2468 	/* CE */
2469 	fw_data = (const __le32 *)
2470 		(adev->gfx.ce_fw->data +
2471 		 le32_to_cpu(ce_hdr->header.ucode_array_offset_bytes));
2472 	fw_size = le32_to_cpu(ce_hdr->header.ucode_size_bytes) / 4;
2473 	WREG32_SOC15(GC, 0, mmCP_CE_UCODE_ADDR, 0);
2474 	for (i = 0; i < fw_size; i++)
2475 		WREG32_SOC15(GC, 0, mmCP_CE_UCODE_DATA, le32_to_cpup(fw_data++));
2476 	WREG32_SOC15(GC, 0, mmCP_CE_UCODE_ADDR, adev->gfx.ce_fw_version);
2477 
2478 	/* ME */
2479 	fw_data = (const __le32 *)
2480 		(adev->gfx.me_fw->data +
2481 		 le32_to_cpu(me_hdr->header.ucode_array_offset_bytes));
2482 	fw_size = le32_to_cpu(me_hdr->header.ucode_size_bytes) / 4;
2483 	WREG32_SOC15(GC, 0, mmCP_ME_RAM_WADDR, 0);
2484 	for (i = 0; i < fw_size; i++)
2485 		WREG32_SOC15(GC, 0, mmCP_ME_RAM_DATA, le32_to_cpup(fw_data++));
2486 	WREG32_SOC15(GC, 0, mmCP_ME_RAM_WADDR, adev->gfx.me_fw_version);
2487 
2488 	return 0;
2489 }
2490 
2491 static int gfx_v9_0_cp_gfx_start(struct amdgpu_device *adev)
2492 {
2493 	struct amdgpu_ring *ring = &adev->gfx.gfx_ring[0];
2494 	const struct cs_section_def *sect = NULL;
2495 	const struct cs_extent_def *ext = NULL;
2496 	int r, i, tmp;
2497 
2498 	/* init the CP */
2499 	WREG32_SOC15(GC, 0, mmCP_MAX_CONTEXT, adev->gfx.config.max_hw_contexts - 1);
2500 	WREG32_SOC15(GC, 0, mmCP_DEVICE_ID, 1);
2501 
2502 	gfx_v9_0_cp_gfx_enable(adev, true);
2503 
2504 	r = amdgpu_ring_alloc(ring, gfx_v9_0_get_csb_size(adev) + 4 + 3);
2505 	if (r) {
2506 		DRM_ERROR("amdgpu: cp failed to lock ring (%d).\n", r);
2507 		return r;
2508 	}
2509 
2510 	amdgpu_ring_write(ring, PACKET3(PACKET3_PREAMBLE_CNTL, 0));
2511 	amdgpu_ring_write(ring, PACKET3_PREAMBLE_BEGIN_CLEAR_STATE);
2512 
2513 	amdgpu_ring_write(ring, PACKET3(PACKET3_CONTEXT_CONTROL, 1));
2514 	amdgpu_ring_write(ring, 0x80000000);
2515 	amdgpu_ring_write(ring, 0x80000000);
2516 
2517 	for (sect = gfx9_cs_data; sect->section != NULL; ++sect) {
2518 		for (ext = sect->section; ext->extent != NULL; ++ext) {
2519 			if (sect->id == SECT_CONTEXT) {
2520 				amdgpu_ring_write(ring,
2521 				       PACKET3(PACKET3_SET_CONTEXT_REG,
2522 					       ext->reg_count));
2523 				amdgpu_ring_write(ring,
2524 				       ext->reg_index - PACKET3_SET_CONTEXT_REG_START);
2525 				for (i = 0; i < ext->reg_count; i++)
2526 					amdgpu_ring_write(ring, ext->extent[i]);
2527 			}
2528 		}
2529 	}
2530 
2531 	amdgpu_ring_write(ring, PACKET3(PACKET3_PREAMBLE_CNTL, 0));
2532 	amdgpu_ring_write(ring, PACKET3_PREAMBLE_END_CLEAR_STATE);
2533 
2534 	amdgpu_ring_write(ring, PACKET3(PACKET3_CLEAR_STATE, 0));
2535 	amdgpu_ring_write(ring, 0);
2536 
2537 	amdgpu_ring_write(ring, PACKET3(PACKET3_SET_BASE, 2));
2538 	amdgpu_ring_write(ring, PACKET3_BASE_INDEX(CE_PARTITION_BASE));
2539 	amdgpu_ring_write(ring, 0x8000);
2540 	amdgpu_ring_write(ring, 0x8000);
2541 
2542 	amdgpu_ring_write(ring, PACKET3(PACKET3_SET_UCONFIG_REG,1));
2543 	tmp = (PACKET3_SET_UCONFIG_REG_INDEX_TYPE |
2544 		(SOC15_REG_OFFSET(GC, 0, mmVGT_INDEX_TYPE) - PACKET3_SET_UCONFIG_REG_START));
2545 	amdgpu_ring_write(ring, tmp);
2546 	amdgpu_ring_write(ring, 0);
2547 
2548 	amdgpu_ring_commit(ring);
2549 
2550 	return 0;
2551 }
2552 
2553 static int gfx_v9_0_cp_gfx_resume(struct amdgpu_device *adev)
2554 {
2555 	struct amdgpu_ring *ring;
2556 	u32 tmp;
2557 	u32 rb_bufsz;
2558 	u64 rb_addr, rptr_addr, wptr_gpu_addr;
2559 
2560 	/* Set the write pointer delay */
2561 	WREG32_SOC15(GC, 0, mmCP_RB_WPTR_DELAY, 0);
2562 
2563 	/* set the RB to use vmid 0 */
2564 	WREG32_SOC15(GC, 0, mmCP_RB_VMID, 0);
2565 
2566 	/* Set ring buffer size */
2567 	ring = &adev->gfx.gfx_ring[0];
2568 	rb_bufsz = order_base_2(ring->ring_size / 8);
2569 	tmp = REG_SET_FIELD(0, CP_RB0_CNTL, RB_BUFSZ, rb_bufsz);
2570 	tmp = REG_SET_FIELD(tmp, CP_RB0_CNTL, RB_BLKSZ, rb_bufsz - 2);
2571 #ifdef __BIG_ENDIAN
2572 	tmp = REG_SET_FIELD(tmp, CP_RB0_CNTL, BUF_SWAP, 1);
2573 #endif
2574 	WREG32_SOC15(GC, 0, mmCP_RB0_CNTL, tmp);
2575 
2576 	/* Initialize the ring buffer's write pointers */
2577 	ring->wptr = 0;
2578 	WREG32_SOC15(GC, 0, mmCP_RB0_WPTR, lower_32_bits(ring->wptr));
2579 	WREG32_SOC15(GC, 0, mmCP_RB0_WPTR_HI, upper_32_bits(ring->wptr));
2580 
2581 	/* set the wb address wether it's enabled or not */
2582 	rptr_addr = adev->wb.gpu_addr + (ring->rptr_offs * 4);
2583 	WREG32_SOC15(GC, 0, mmCP_RB0_RPTR_ADDR, lower_32_bits(rptr_addr));
2584 	WREG32_SOC15(GC, 0, mmCP_RB0_RPTR_ADDR_HI, upper_32_bits(rptr_addr) & CP_RB_RPTR_ADDR_HI__RB_RPTR_ADDR_HI_MASK);
2585 
2586 	wptr_gpu_addr = adev->wb.gpu_addr + (ring->wptr_offs * 4);
2587 	WREG32_SOC15(GC, 0, mmCP_RB_WPTR_POLL_ADDR_LO, lower_32_bits(wptr_gpu_addr));
2588 	WREG32_SOC15(GC, 0, mmCP_RB_WPTR_POLL_ADDR_HI, upper_32_bits(wptr_gpu_addr));
2589 
2590 	mdelay(1);
2591 	WREG32_SOC15(GC, 0, mmCP_RB0_CNTL, tmp);
2592 
2593 	rb_addr = ring->gpu_addr >> 8;
2594 	WREG32_SOC15(GC, 0, mmCP_RB0_BASE, rb_addr);
2595 	WREG32_SOC15(GC, 0, mmCP_RB0_BASE_HI, upper_32_bits(rb_addr));
2596 
2597 	tmp = RREG32_SOC15(GC, 0, mmCP_RB_DOORBELL_CONTROL);
2598 	if (ring->use_doorbell) {
2599 		tmp = REG_SET_FIELD(tmp, CP_RB_DOORBELL_CONTROL,
2600 				    DOORBELL_OFFSET, ring->doorbell_index);
2601 		tmp = REG_SET_FIELD(tmp, CP_RB_DOORBELL_CONTROL,
2602 				    DOORBELL_EN, 1);
2603 	} else {
2604 		tmp = REG_SET_FIELD(tmp, CP_RB_DOORBELL_CONTROL, DOORBELL_EN, 0);
2605 	}
2606 	WREG32_SOC15(GC, 0, mmCP_RB_DOORBELL_CONTROL, tmp);
2607 
2608 	tmp = REG_SET_FIELD(0, CP_RB_DOORBELL_RANGE_LOWER,
2609 			DOORBELL_RANGE_LOWER, ring->doorbell_index);
2610 	WREG32_SOC15(GC, 0, mmCP_RB_DOORBELL_RANGE_LOWER, tmp);
2611 
2612 	WREG32_SOC15(GC, 0, mmCP_RB_DOORBELL_RANGE_UPPER,
2613 		       CP_RB_DOORBELL_RANGE_UPPER__DOORBELL_RANGE_UPPER_MASK);
2614 
2615 
2616 	/* start the ring */
2617 	gfx_v9_0_cp_gfx_start(adev);
2618 	ring->ready = true;
2619 
2620 	return 0;
2621 }
2622 
2623 static void gfx_v9_0_cp_compute_enable(struct amdgpu_device *adev, bool enable)
2624 {
2625 	int i;
2626 
2627 	if (enable) {
2628 		WREG32_SOC15(GC, 0, mmCP_MEC_CNTL, 0);
2629 	} else {
2630 		WREG32_SOC15(GC, 0, mmCP_MEC_CNTL,
2631 			(CP_MEC_CNTL__MEC_ME1_HALT_MASK | CP_MEC_CNTL__MEC_ME2_HALT_MASK));
2632 		for (i = 0; i < adev->gfx.num_compute_rings; i++)
2633 			adev->gfx.compute_ring[i].ready = false;
2634 		adev->gfx.kiq.ring.ready = false;
2635 	}
2636 	udelay(50);
2637 }
2638 
2639 static int gfx_v9_0_cp_compute_load_microcode(struct amdgpu_device *adev)
2640 {
2641 	const struct gfx_firmware_header_v1_0 *mec_hdr;
2642 	const __le32 *fw_data;
2643 	unsigned i;
2644 	u32 tmp;
2645 
2646 	if (!adev->gfx.mec_fw)
2647 		return -EINVAL;
2648 
2649 	gfx_v9_0_cp_compute_enable(adev, false);
2650 
2651 	mec_hdr = (const struct gfx_firmware_header_v1_0 *)adev->gfx.mec_fw->data;
2652 	amdgpu_ucode_print_gfx_hdr(&mec_hdr->header);
2653 
2654 	fw_data = (const __le32 *)
2655 		(adev->gfx.mec_fw->data +
2656 		 le32_to_cpu(mec_hdr->header.ucode_array_offset_bytes));
2657 	tmp = 0;
2658 	tmp = REG_SET_FIELD(tmp, CP_CPC_IC_BASE_CNTL, VMID, 0);
2659 	tmp = REG_SET_FIELD(tmp, CP_CPC_IC_BASE_CNTL, CACHE_POLICY, 0);
2660 	WREG32_SOC15(GC, 0, mmCP_CPC_IC_BASE_CNTL, tmp);
2661 
2662 	WREG32_SOC15(GC, 0, mmCP_CPC_IC_BASE_LO,
2663 		adev->gfx.mec.mec_fw_gpu_addr & 0xFFFFF000);
2664 	WREG32_SOC15(GC, 0, mmCP_CPC_IC_BASE_HI,
2665 		upper_32_bits(adev->gfx.mec.mec_fw_gpu_addr));
2666 
2667 	/* MEC1 */
2668 	WREG32_SOC15(GC, 0, mmCP_MEC_ME1_UCODE_ADDR,
2669 			 mec_hdr->jt_offset);
2670 	for (i = 0; i < mec_hdr->jt_size; i++)
2671 		WREG32_SOC15(GC, 0, mmCP_MEC_ME1_UCODE_DATA,
2672 			le32_to_cpup(fw_data + mec_hdr->jt_offset + i));
2673 
2674 	WREG32_SOC15(GC, 0, mmCP_MEC_ME1_UCODE_ADDR,
2675 			adev->gfx.mec_fw_version);
2676 	/* Todo : Loading MEC2 firmware is only necessary if MEC2 should run different microcode than MEC1. */
2677 
2678 	return 0;
2679 }
2680 
2681 /* KIQ functions */
2682 static void gfx_v9_0_kiq_setting(struct amdgpu_ring *ring)
2683 {
2684 	uint32_t tmp;
2685 	struct amdgpu_device *adev = ring->adev;
2686 
2687 	/* tell RLC which is KIQ queue */
2688 	tmp = RREG32_SOC15(GC, 0, mmRLC_CP_SCHEDULERS);
2689 	tmp &= 0xffffff00;
2690 	tmp |= (ring->me << 5) | (ring->pipe << 3) | (ring->queue);
2691 	WREG32_SOC15(GC, 0, mmRLC_CP_SCHEDULERS, tmp);
2692 	tmp |= 0x80;
2693 	WREG32_SOC15(GC, 0, mmRLC_CP_SCHEDULERS, tmp);
2694 }
2695 
2696 static int gfx_v9_0_kiq_kcq_enable(struct amdgpu_device *adev)
2697 {
2698 	struct amdgpu_ring *kiq_ring = &adev->gfx.kiq.ring;
2699 	uint64_t queue_mask = 0;
2700 	int r, i;
2701 
2702 	for (i = 0; i < AMDGPU_MAX_COMPUTE_QUEUES; ++i) {
2703 		if (!test_bit(i, adev->gfx.mec.queue_bitmap))
2704 			continue;
2705 
2706 		/* This situation may be hit in the future if a new HW
2707 		 * generation exposes more than 64 queues. If so, the
2708 		 * definition of queue_mask needs updating */
2709 		if (WARN_ON(i >= (sizeof(queue_mask)*8))) {
2710 			DRM_ERROR("Invalid KCQ enabled: %d\n", i);
2711 			break;
2712 		}
2713 
2714 		queue_mask |= (1ull << i);
2715 	}
2716 
2717 	r = amdgpu_ring_alloc(kiq_ring, (7 * adev->gfx.num_compute_rings) + 8);
2718 	if (r) {
2719 		DRM_ERROR("Failed to lock KIQ (%d).\n", r);
2720 		return r;
2721 	}
2722 
2723 	/* set resources */
2724 	amdgpu_ring_write(kiq_ring, PACKET3(PACKET3_SET_RESOURCES, 6));
2725 	amdgpu_ring_write(kiq_ring, PACKET3_SET_RESOURCES_VMID_MASK(0) |
2726 			  PACKET3_SET_RESOURCES_QUEUE_TYPE(0));	/* vmid_mask:0 queue_type:0 (KIQ) */
2727 	amdgpu_ring_write(kiq_ring, lower_32_bits(queue_mask));	/* queue mask lo */
2728 	amdgpu_ring_write(kiq_ring, upper_32_bits(queue_mask));	/* queue mask hi */
2729 	amdgpu_ring_write(kiq_ring, 0);	/* gws mask lo */
2730 	amdgpu_ring_write(kiq_ring, 0);	/* gws mask hi */
2731 	amdgpu_ring_write(kiq_ring, 0);	/* oac mask */
2732 	amdgpu_ring_write(kiq_ring, 0);	/* gds heap base:0, gds heap size:0 */
2733 	for (i = 0; i < adev->gfx.num_compute_rings; i++) {
2734 		struct amdgpu_ring *ring = &adev->gfx.compute_ring[i];
2735 		uint64_t mqd_addr = amdgpu_bo_gpu_offset(ring->mqd_obj);
2736 		uint64_t wptr_addr = adev->wb.gpu_addr + (ring->wptr_offs * 4);
2737 
2738 		amdgpu_ring_write(kiq_ring, PACKET3(PACKET3_MAP_QUEUES, 5));
2739 		/* Q_sel:0, vmid:0, vidmem: 1, engine:0, num_Q:1*/
2740 		amdgpu_ring_write(kiq_ring, /* Q_sel: 0, vmid: 0, engine: 0, num_Q: 1 */
2741 				  PACKET3_MAP_QUEUES_QUEUE_SEL(0) | /* Queue_Sel */
2742 				  PACKET3_MAP_QUEUES_VMID(0) | /* VMID */
2743 				  PACKET3_MAP_QUEUES_QUEUE(ring->queue) |
2744 				  PACKET3_MAP_QUEUES_PIPE(ring->pipe) |
2745 				  PACKET3_MAP_QUEUES_ME((ring->me == 1 ? 0 : 1)) |
2746 				  PACKET3_MAP_QUEUES_QUEUE_TYPE(0) | /*queue_type: normal compute queue */
2747 				  PACKET3_MAP_QUEUES_ALLOC_FORMAT(0) | /* alloc format: all_on_one_pipe */
2748 				  PACKET3_MAP_QUEUES_ENGINE_SEL(0) | /* engine_sel: compute */
2749 				  PACKET3_MAP_QUEUES_NUM_QUEUES(1)); /* num_queues: must be 1 */
2750 		amdgpu_ring_write(kiq_ring, PACKET3_MAP_QUEUES_DOORBELL_OFFSET(ring->doorbell_index));
2751 		amdgpu_ring_write(kiq_ring, lower_32_bits(mqd_addr));
2752 		amdgpu_ring_write(kiq_ring, upper_32_bits(mqd_addr));
2753 		amdgpu_ring_write(kiq_ring, lower_32_bits(wptr_addr));
2754 		amdgpu_ring_write(kiq_ring, upper_32_bits(wptr_addr));
2755 	}
2756 
2757 	r = amdgpu_ring_test_ring(kiq_ring);
2758 	if (r) {
2759 		DRM_ERROR("KCQ enable failed\n");
2760 		kiq_ring->ready = false;
2761 	}
2762 
2763 	return r;
2764 }
2765 
2766 static int gfx_v9_0_mqd_init(struct amdgpu_ring *ring)
2767 {
2768 	struct amdgpu_device *adev = ring->adev;
2769 	struct v9_mqd *mqd = ring->mqd_ptr;
2770 	uint64_t hqd_gpu_addr, wb_gpu_addr, eop_base_addr;
2771 	uint32_t tmp;
2772 
2773 	mqd->header = 0xC0310800;
2774 	mqd->compute_pipelinestat_enable = 0x00000001;
2775 	mqd->compute_static_thread_mgmt_se0 = 0xffffffff;
2776 	mqd->compute_static_thread_mgmt_se1 = 0xffffffff;
2777 	mqd->compute_static_thread_mgmt_se2 = 0xffffffff;
2778 	mqd->compute_static_thread_mgmt_se3 = 0xffffffff;
2779 	mqd->compute_misc_reserved = 0x00000003;
2780 
2781 	mqd->dynamic_cu_mask_addr_lo =
2782 		lower_32_bits(ring->mqd_gpu_addr
2783 			      + offsetof(struct v9_mqd_allocation, dynamic_cu_mask));
2784 	mqd->dynamic_cu_mask_addr_hi =
2785 		upper_32_bits(ring->mqd_gpu_addr
2786 			      + offsetof(struct v9_mqd_allocation, dynamic_cu_mask));
2787 
2788 	eop_base_addr = ring->eop_gpu_addr >> 8;
2789 	mqd->cp_hqd_eop_base_addr_lo = eop_base_addr;
2790 	mqd->cp_hqd_eop_base_addr_hi = upper_32_bits(eop_base_addr);
2791 
2792 	/* set the EOP size, register value is 2^(EOP_SIZE+1) dwords */
2793 	tmp = RREG32_SOC15(GC, 0, mmCP_HQD_EOP_CONTROL);
2794 	tmp = REG_SET_FIELD(tmp, CP_HQD_EOP_CONTROL, EOP_SIZE,
2795 			(order_base_2(GFX9_MEC_HPD_SIZE / 4) - 1));
2796 
2797 	mqd->cp_hqd_eop_control = tmp;
2798 
2799 	/* enable doorbell? */
2800 	tmp = RREG32_SOC15(GC, 0, mmCP_HQD_PQ_DOORBELL_CONTROL);
2801 
2802 	if (ring->use_doorbell) {
2803 		tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_DOORBELL_CONTROL,
2804 				    DOORBELL_OFFSET, ring->doorbell_index);
2805 		tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_DOORBELL_CONTROL,
2806 				    DOORBELL_EN, 1);
2807 		tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_DOORBELL_CONTROL,
2808 				    DOORBELL_SOURCE, 0);
2809 		tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_DOORBELL_CONTROL,
2810 				    DOORBELL_HIT, 0);
2811 	} else {
2812 		tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_DOORBELL_CONTROL,
2813 					 DOORBELL_EN, 0);
2814 	}
2815 
2816 	mqd->cp_hqd_pq_doorbell_control = tmp;
2817 
2818 	/* disable the queue if it's active */
2819 	ring->wptr = 0;
2820 	mqd->cp_hqd_dequeue_request = 0;
2821 	mqd->cp_hqd_pq_rptr = 0;
2822 	mqd->cp_hqd_pq_wptr_lo = 0;
2823 	mqd->cp_hqd_pq_wptr_hi = 0;
2824 
2825 	/* set the pointer to the MQD */
2826 	mqd->cp_mqd_base_addr_lo = ring->mqd_gpu_addr & 0xfffffffc;
2827 	mqd->cp_mqd_base_addr_hi = upper_32_bits(ring->mqd_gpu_addr);
2828 
2829 	/* set MQD vmid to 0 */
2830 	tmp = RREG32_SOC15(GC, 0, mmCP_MQD_CONTROL);
2831 	tmp = REG_SET_FIELD(tmp, CP_MQD_CONTROL, VMID, 0);
2832 	mqd->cp_mqd_control = tmp;
2833 
2834 	/* set the pointer to the HQD, this is similar CP_RB0_BASE/_HI */
2835 	hqd_gpu_addr = ring->gpu_addr >> 8;
2836 	mqd->cp_hqd_pq_base_lo = hqd_gpu_addr;
2837 	mqd->cp_hqd_pq_base_hi = upper_32_bits(hqd_gpu_addr);
2838 
2839 	/* set up the HQD, this is similar to CP_RB0_CNTL */
2840 	tmp = RREG32_SOC15(GC, 0, mmCP_HQD_PQ_CONTROL);
2841 	tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_CONTROL, QUEUE_SIZE,
2842 			    (order_base_2(ring->ring_size / 4) - 1));
2843 	tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_CONTROL, RPTR_BLOCK_SIZE,
2844 			((order_base_2(AMDGPU_GPU_PAGE_SIZE / 4) - 1) << 8));
2845 #ifdef __BIG_ENDIAN
2846 	tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_CONTROL, ENDIAN_SWAP, 1);
2847 #endif
2848 	tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_CONTROL, UNORD_DISPATCH, 0);
2849 	tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_CONTROL, ROQ_PQ_IB_FLIP, 0);
2850 	tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_CONTROL, PRIV_STATE, 1);
2851 	tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_CONTROL, KMD_QUEUE, 1);
2852 	mqd->cp_hqd_pq_control = tmp;
2853 
2854 	/* set the wb address whether it's enabled or not */
2855 	wb_gpu_addr = adev->wb.gpu_addr + (ring->rptr_offs * 4);
2856 	mqd->cp_hqd_pq_rptr_report_addr_lo = wb_gpu_addr & 0xfffffffc;
2857 	mqd->cp_hqd_pq_rptr_report_addr_hi =
2858 		upper_32_bits(wb_gpu_addr) & 0xffff;
2859 
2860 	/* only used if CP_PQ_WPTR_POLL_CNTL.CP_PQ_WPTR_POLL_CNTL__EN_MASK=1 */
2861 	wb_gpu_addr = adev->wb.gpu_addr + (ring->wptr_offs * 4);
2862 	mqd->cp_hqd_pq_wptr_poll_addr_lo = wb_gpu_addr & 0xfffffffc;
2863 	mqd->cp_hqd_pq_wptr_poll_addr_hi = upper_32_bits(wb_gpu_addr) & 0xffff;
2864 
2865 	tmp = 0;
2866 	/* enable the doorbell if requested */
2867 	if (ring->use_doorbell) {
2868 		tmp = RREG32_SOC15(GC, 0, mmCP_HQD_PQ_DOORBELL_CONTROL);
2869 		tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_DOORBELL_CONTROL,
2870 				DOORBELL_OFFSET, ring->doorbell_index);
2871 
2872 		tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_DOORBELL_CONTROL,
2873 					 DOORBELL_EN, 1);
2874 		tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_DOORBELL_CONTROL,
2875 					 DOORBELL_SOURCE, 0);
2876 		tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_DOORBELL_CONTROL,
2877 					 DOORBELL_HIT, 0);
2878 	}
2879 
2880 	mqd->cp_hqd_pq_doorbell_control = tmp;
2881 
2882 	/* reset read and write pointers, similar to CP_RB0_WPTR/_RPTR */
2883 	ring->wptr = 0;
2884 	mqd->cp_hqd_pq_rptr = RREG32_SOC15(GC, 0, mmCP_HQD_PQ_RPTR);
2885 
2886 	/* set the vmid for the queue */
2887 	mqd->cp_hqd_vmid = 0;
2888 
2889 	tmp = RREG32_SOC15(GC, 0, mmCP_HQD_PERSISTENT_STATE);
2890 	tmp = REG_SET_FIELD(tmp, CP_HQD_PERSISTENT_STATE, PRELOAD_SIZE, 0x53);
2891 	mqd->cp_hqd_persistent_state = tmp;
2892 
2893 	/* set MIN_IB_AVAIL_SIZE */
2894 	tmp = RREG32_SOC15(GC, 0, mmCP_HQD_IB_CONTROL);
2895 	tmp = REG_SET_FIELD(tmp, CP_HQD_IB_CONTROL, MIN_IB_AVAIL_SIZE, 3);
2896 	mqd->cp_hqd_ib_control = tmp;
2897 
2898 	/* activate the queue */
2899 	mqd->cp_hqd_active = 1;
2900 
2901 	return 0;
2902 }
2903 
2904 static int gfx_v9_0_kiq_init_register(struct amdgpu_ring *ring)
2905 {
2906 	struct amdgpu_device *adev = ring->adev;
2907 	struct v9_mqd *mqd = ring->mqd_ptr;
2908 	int j;
2909 
2910 	/* disable wptr polling */
2911 	WREG32_FIELD15(GC, 0, CP_PQ_WPTR_POLL_CNTL, EN, 0);
2912 
2913 	WREG32_SOC15(GC, 0, mmCP_HQD_EOP_BASE_ADDR,
2914 	       mqd->cp_hqd_eop_base_addr_lo);
2915 	WREG32_SOC15(GC, 0, mmCP_HQD_EOP_BASE_ADDR_HI,
2916 	       mqd->cp_hqd_eop_base_addr_hi);
2917 
2918 	/* set the EOP size, register value is 2^(EOP_SIZE+1) dwords */
2919 	WREG32_SOC15(GC, 0, mmCP_HQD_EOP_CONTROL,
2920 	       mqd->cp_hqd_eop_control);
2921 
2922 	/* enable doorbell? */
2923 	WREG32_SOC15(GC, 0, mmCP_HQD_PQ_DOORBELL_CONTROL,
2924 	       mqd->cp_hqd_pq_doorbell_control);
2925 
2926 	/* disable the queue if it's active */
2927 	if (RREG32_SOC15(GC, 0, mmCP_HQD_ACTIVE) & 1) {
2928 		WREG32_SOC15(GC, 0, mmCP_HQD_DEQUEUE_REQUEST, 1);
2929 		for (j = 0; j < adev->usec_timeout; j++) {
2930 			if (!(RREG32_SOC15(GC, 0, mmCP_HQD_ACTIVE) & 1))
2931 				break;
2932 			udelay(1);
2933 		}
2934 		WREG32_SOC15(GC, 0, mmCP_HQD_DEQUEUE_REQUEST,
2935 		       mqd->cp_hqd_dequeue_request);
2936 		WREG32_SOC15(GC, 0, mmCP_HQD_PQ_RPTR,
2937 		       mqd->cp_hqd_pq_rptr);
2938 		WREG32_SOC15(GC, 0, mmCP_HQD_PQ_WPTR_LO,
2939 		       mqd->cp_hqd_pq_wptr_lo);
2940 		WREG32_SOC15(GC, 0, mmCP_HQD_PQ_WPTR_HI,
2941 		       mqd->cp_hqd_pq_wptr_hi);
2942 	}
2943 
2944 	/* set the pointer to the MQD */
2945 	WREG32_SOC15(GC, 0, mmCP_MQD_BASE_ADDR,
2946 	       mqd->cp_mqd_base_addr_lo);
2947 	WREG32_SOC15(GC, 0, mmCP_MQD_BASE_ADDR_HI,
2948 	       mqd->cp_mqd_base_addr_hi);
2949 
2950 	/* set MQD vmid to 0 */
2951 	WREG32_SOC15(GC, 0, mmCP_MQD_CONTROL,
2952 	       mqd->cp_mqd_control);
2953 
2954 	/* set the pointer to the HQD, this is similar CP_RB0_BASE/_HI */
2955 	WREG32_SOC15(GC, 0, mmCP_HQD_PQ_BASE,
2956 	       mqd->cp_hqd_pq_base_lo);
2957 	WREG32_SOC15(GC, 0, mmCP_HQD_PQ_BASE_HI,
2958 	       mqd->cp_hqd_pq_base_hi);
2959 
2960 	/* set up the HQD, this is similar to CP_RB0_CNTL */
2961 	WREG32_SOC15(GC, 0, mmCP_HQD_PQ_CONTROL,
2962 	       mqd->cp_hqd_pq_control);
2963 
2964 	/* set the wb address whether it's enabled or not */
2965 	WREG32_SOC15(GC, 0, mmCP_HQD_PQ_RPTR_REPORT_ADDR,
2966 				mqd->cp_hqd_pq_rptr_report_addr_lo);
2967 	WREG32_SOC15(GC, 0, mmCP_HQD_PQ_RPTR_REPORT_ADDR_HI,
2968 				mqd->cp_hqd_pq_rptr_report_addr_hi);
2969 
2970 	/* only used if CP_PQ_WPTR_POLL_CNTL.CP_PQ_WPTR_POLL_CNTL__EN_MASK=1 */
2971 	WREG32_SOC15(GC, 0, mmCP_HQD_PQ_WPTR_POLL_ADDR,
2972 	       mqd->cp_hqd_pq_wptr_poll_addr_lo);
2973 	WREG32_SOC15(GC, 0, mmCP_HQD_PQ_WPTR_POLL_ADDR_HI,
2974 	       mqd->cp_hqd_pq_wptr_poll_addr_hi);
2975 
2976 	/* enable the doorbell if requested */
2977 	if (ring->use_doorbell) {
2978 		WREG32_SOC15(GC, 0, mmCP_MEC_DOORBELL_RANGE_LOWER,
2979 					(AMDGPU_DOORBELL64_KIQ *2) << 2);
2980 		WREG32_SOC15(GC, 0, mmCP_MEC_DOORBELL_RANGE_UPPER,
2981 					(AMDGPU_DOORBELL64_USERQUEUE_END * 2) << 2);
2982 	}
2983 
2984 	WREG32_SOC15(GC, 0, mmCP_HQD_PQ_DOORBELL_CONTROL,
2985 	       mqd->cp_hqd_pq_doorbell_control);
2986 
2987 	/* reset read and write pointers, similar to CP_RB0_WPTR/_RPTR */
2988 	WREG32_SOC15(GC, 0, mmCP_HQD_PQ_WPTR_LO,
2989 	       mqd->cp_hqd_pq_wptr_lo);
2990 	WREG32_SOC15(GC, 0, mmCP_HQD_PQ_WPTR_HI,
2991 	       mqd->cp_hqd_pq_wptr_hi);
2992 
2993 	/* set the vmid for the queue */
2994 	WREG32_SOC15(GC, 0, mmCP_HQD_VMID, mqd->cp_hqd_vmid);
2995 
2996 	WREG32_SOC15(GC, 0, mmCP_HQD_PERSISTENT_STATE,
2997 	       mqd->cp_hqd_persistent_state);
2998 
2999 	/* activate the queue */
3000 	WREG32_SOC15(GC, 0, mmCP_HQD_ACTIVE,
3001 	       mqd->cp_hqd_active);
3002 
3003 	if (ring->use_doorbell)
3004 		WREG32_FIELD15(GC, 0, CP_PQ_STATUS, DOORBELL_ENABLE, 1);
3005 
3006 	return 0;
3007 }
3008 
3009 static int gfx_v9_0_kiq_fini_register(struct amdgpu_ring *ring)
3010 {
3011 	struct amdgpu_device *adev = ring->adev;
3012 	int j;
3013 
3014 	/* disable the queue if it's active */
3015 	if (RREG32_SOC15(GC, 0, mmCP_HQD_ACTIVE) & 1) {
3016 
3017 		WREG32_SOC15(GC, 0, mmCP_HQD_DEQUEUE_REQUEST, 1);
3018 
3019 		for (j = 0; j < adev->usec_timeout; j++) {
3020 			if (!(RREG32_SOC15(GC, 0, mmCP_HQD_ACTIVE) & 1))
3021 				break;
3022 			udelay(1);
3023 		}
3024 
3025 		if (j == AMDGPU_MAX_USEC_TIMEOUT) {
3026 			DRM_DEBUG("KIQ dequeue request failed.\n");
3027 
3028 			/* Manual disable if dequeue request times out */
3029 			WREG32_SOC15(GC, 0, mmCP_HQD_ACTIVE, 0);
3030 		}
3031 
3032 		WREG32_SOC15(GC, 0, mmCP_HQD_DEQUEUE_REQUEST,
3033 		      0);
3034 	}
3035 
3036 	WREG32_SOC15(GC, 0, mmCP_HQD_IQ_TIMER, 0);
3037 	WREG32_SOC15(GC, 0, mmCP_HQD_IB_CONTROL, 0);
3038 	WREG32_SOC15(GC, 0, mmCP_HQD_PERSISTENT_STATE, 0);
3039 	WREG32_SOC15(GC, 0, mmCP_HQD_PQ_DOORBELL_CONTROL, 0x40000000);
3040 	WREG32_SOC15(GC, 0, mmCP_HQD_PQ_DOORBELL_CONTROL, 0);
3041 	WREG32_SOC15(GC, 0, mmCP_HQD_PQ_RPTR, 0);
3042 	WREG32_SOC15(GC, 0, mmCP_HQD_PQ_WPTR_HI, 0);
3043 	WREG32_SOC15(GC, 0, mmCP_HQD_PQ_WPTR_LO, 0);
3044 
3045 	return 0;
3046 }
3047 
3048 static int gfx_v9_0_kiq_init_queue(struct amdgpu_ring *ring)
3049 {
3050 	struct amdgpu_device *adev = ring->adev;
3051 	struct v9_mqd *mqd = ring->mqd_ptr;
3052 	int mqd_idx = AMDGPU_MAX_COMPUTE_RINGS;
3053 
3054 	gfx_v9_0_kiq_setting(ring);
3055 
3056 	if (adev->in_gpu_reset) { /* for GPU_RESET case */
3057 		/* reset MQD to a clean status */
3058 		if (adev->gfx.mec.mqd_backup[mqd_idx])
3059 			memcpy(mqd, adev->gfx.mec.mqd_backup[mqd_idx], sizeof(struct v9_mqd_allocation));
3060 
3061 		/* reset ring buffer */
3062 		ring->wptr = 0;
3063 		amdgpu_ring_clear_ring(ring);
3064 
3065 		mutex_lock(&adev->srbm_mutex);
3066 		soc15_grbm_select(adev, ring->me, ring->pipe, ring->queue, 0);
3067 		gfx_v9_0_kiq_init_register(ring);
3068 		soc15_grbm_select(adev, 0, 0, 0, 0);
3069 		mutex_unlock(&adev->srbm_mutex);
3070 	} else {
3071 		memset((void *)mqd, 0, sizeof(struct v9_mqd_allocation));
3072 		((struct v9_mqd_allocation *)mqd)->dynamic_cu_mask = 0xFFFFFFFF;
3073 		((struct v9_mqd_allocation *)mqd)->dynamic_rb_mask = 0xFFFFFFFF;
3074 		mutex_lock(&adev->srbm_mutex);
3075 		soc15_grbm_select(adev, ring->me, ring->pipe, ring->queue, 0);
3076 		gfx_v9_0_mqd_init(ring);
3077 		gfx_v9_0_kiq_init_register(ring);
3078 		soc15_grbm_select(adev, 0, 0, 0, 0);
3079 		mutex_unlock(&adev->srbm_mutex);
3080 
3081 		if (adev->gfx.mec.mqd_backup[mqd_idx])
3082 			memcpy(adev->gfx.mec.mqd_backup[mqd_idx], mqd, sizeof(struct v9_mqd_allocation));
3083 	}
3084 
3085 	return 0;
3086 }
3087 
3088 static int gfx_v9_0_kcq_init_queue(struct amdgpu_ring *ring)
3089 {
3090 	struct amdgpu_device *adev = ring->adev;
3091 	struct v9_mqd *mqd = ring->mqd_ptr;
3092 	int mqd_idx = ring - &adev->gfx.compute_ring[0];
3093 
3094 	if (!adev->in_gpu_reset && !adev->gfx.in_suspend) {
3095 		memset((void *)mqd, 0, sizeof(struct v9_mqd_allocation));
3096 		((struct v9_mqd_allocation *)mqd)->dynamic_cu_mask = 0xFFFFFFFF;
3097 		((struct v9_mqd_allocation *)mqd)->dynamic_rb_mask = 0xFFFFFFFF;
3098 		mutex_lock(&adev->srbm_mutex);
3099 		soc15_grbm_select(adev, ring->me, ring->pipe, ring->queue, 0);
3100 		gfx_v9_0_mqd_init(ring);
3101 		soc15_grbm_select(adev, 0, 0, 0, 0);
3102 		mutex_unlock(&adev->srbm_mutex);
3103 
3104 		if (adev->gfx.mec.mqd_backup[mqd_idx])
3105 			memcpy(adev->gfx.mec.mqd_backup[mqd_idx], mqd, sizeof(struct v9_mqd_allocation));
3106 	} else if (adev->in_gpu_reset) { /* for GPU_RESET case */
3107 		/* reset MQD to a clean status */
3108 		if (adev->gfx.mec.mqd_backup[mqd_idx])
3109 			memcpy(mqd, adev->gfx.mec.mqd_backup[mqd_idx], sizeof(struct v9_mqd_allocation));
3110 
3111 		/* reset ring buffer */
3112 		ring->wptr = 0;
3113 		amdgpu_ring_clear_ring(ring);
3114 	} else {
3115 		amdgpu_ring_clear_ring(ring);
3116 	}
3117 
3118 	return 0;
3119 }
3120 
3121 static int gfx_v9_0_kiq_resume(struct amdgpu_device *adev)
3122 {
3123 	struct amdgpu_ring *ring;
3124 	int r;
3125 
3126 	ring = &adev->gfx.kiq.ring;
3127 
3128 	r = amdgpu_bo_reserve(ring->mqd_obj, false);
3129 	if (unlikely(r != 0))
3130 		return r;
3131 
3132 	r = amdgpu_bo_kmap(ring->mqd_obj, (void **)&ring->mqd_ptr);
3133 	if (unlikely(r != 0))
3134 		return r;
3135 
3136 	gfx_v9_0_kiq_init_queue(ring);
3137 	amdgpu_bo_kunmap(ring->mqd_obj);
3138 	ring->mqd_ptr = NULL;
3139 	amdgpu_bo_unreserve(ring->mqd_obj);
3140 	ring->ready = true;
3141 	return 0;
3142 }
3143 
3144 static int gfx_v9_0_kcq_resume(struct amdgpu_device *adev)
3145 {
3146 	struct amdgpu_ring *ring = NULL;
3147 	int r = 0, i;
3148 
3149 	gfx_v9_0_cp_compute_enable(adev, true);
3150 
3151 	for (i = 0; i < adev->gfx.num_compute_rings; i++) {
3152 		ring = &adev->gfx.compute_ring[i];
3153 
3154 		r = amdgpu_bo_reserve(ring->mqd_obj, false);
3155 		if (unlikely(r != 0))
3156 			goto done;
3157 		r = amdgpu_bo_kmap(ring->mqd_obj, (void **)&ring->mqd_ptr);
3158 		if (!r) {
3159 			r = gfx_v9_0_kcq_init_queue(ring);
3160 			amdgpu_bo_kunmap(ring->mqd_obj);
3161 			ring->mqd_ptr = NULL;
3162 		}
3163 		amdgpu_bo_unreserve(ring->mqd_obj);
3164 		if (r)
3165 			goto done;
3166 	}
3167 
3168 	r = gfx_v9_0_kiq_kcq_enable(adev);
3169 done:
3170 	return r;
3171 }
3172 
3173 static int gfx_v9_0_cp_resume(struct amdgpu_device *adev)
3174 {
3175 	int r, i;
3176 	struct amdgpu_ring *ring;
3177 
3178 	if (!(adev->flags & AMD_IS_APU))
3179 		gfx_v9_0_enable_gui_idle_interrupt(adev, false);
3180 
3181 	if (adev->firmware.load_type != AMDGPU_FW_LOAD_PSP) {
3182 		/* legacy firmware loading */
3183 		r = gfx_v9_0_cp_gfx_load_microcode(adev);
3184 		if (r)
3185 			return r;
3186 
3187 		r = gfx_v9_0_cp_compute_load_microcode(adev);
3188 		if (r)
3189 			return r;
3190 	}
3191 
3192 	r = gfx_v9_0_kiq_resume(adev);
3193 	if (r)
3194 		return r;
3195 
3196 	r = gfx_v9_0_cp_gfx_resume(adev);
3197 	if (r)
3198 		return r;
3199 
3200 	r = gfx_v9_0_kcq_resume(adev);
3201 	if (r)
3202 		return r;
3203 
3204 	ring = &adev->gfx.gfx_ring[0];
3205 	r = amdgpu_ring_test_ring(ring);
3206 	if (r) {
3207 		ring->ready = false;
3208 		return r;
3209 	}
3210 
3211 	for (i = 0; i < adev->gfx.num_compute_rings; i++) {
3212 		ring = &adev->gfx.compute_ring[i];
3213 
3214 		ring->ready = true;
3215 		r = amdgpu_ring_test_ring(ring);
3216 		if (r)
3217 			ring->ready = false;
3218 	}
3219 
3220 	gfx_v9_0_enable_gui_idle_interrupt(adev, true);
3221 
3222 	return 0;
3223 }
3224 
3225 static void gfx_v9_0_cp_enable(struct amdgpu_device *adev, bool enable)
3226 {
3227 	gfx_v9_0_cp_gfx_enable(adev, enable);
3228 	gfx_v9_0_cp_compute_enable(adev, enable);
3229 }
3230 
3231 static int gfx_v9_0_hw_init(void *handle)
3232 {
3233 	int r;
3234 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
3235 
3236 	gfx_v9_0_init_golden_registers(adev);
3237 
3238 	gfx_v9_0_gpu_init(adev);
3239 
3240 	r = gfx_v9_0_csb_vram_pin(adev);
3241 	if (r)
3242 		return r;
3243 
3244 	r = gfx_v9_0_rlc_resume(adev);
3245 	if (r)
3246 		return r;
3247 
3248 	r = gfx_v9_0_cp_resume(adev);
3249 	if (r)
3250 		return r;
3251 
3252 	r = gfx_v9_0_ngg_en(adev);
3253 	if (r)
3254 		return r;
3255 
3256 	return r;
3257 }
3258 
3259 static int gfx_v9_0_kcq_disable(struct amdgpu_device *adev)
3260 {
3261 	int r, i;
3262 	struct amdgpu_ring *kiq_ring = &adev->gfx.kiq.ring;
3263 
3264 	r = amdgpu_ring_alloc(kiq_ring, 6 * adev->gfx.num_compute_rings);
3265 	if (r)
3266 		DRM_ERROR("Failed to lock KIQ (%d).\n", r);
3267 
3268 	for (i = 0; i < adev->gfx.num_compute_rings; i++) {
3269 		struct amdgpu_ring *ring = &adev->gfx.compute_ring[i];
3270 
3271 		amdgpu_ring_write(kiq_ring, PACKET3(PACKET3_UNMAP_QUEUES, 4));
3272 		amdgpu_ring_write(kiq_ring, /* Q_sel: 0, vmid: 0, engine: 0, num_Q: 1 */
3273 						PACKET3_UNMAP_QUEUES_ACTION(1) | /* RESET_QUEUES */
3274 						PACKET3_UNMAP_QUEUES_QUEUE_SEL(0) |
3275 						PACKET3_UNMAP_QUEUES_ENGINE_SEL(0) |
3276 						PACKET3_UNMAP_QUEUES_NUM_QUEUES(1));
3277 		amdgpu_ring_write(kiq_ring, PACKET3_UNMAP_QUEUES_DOORBELL_OFFSET0(ring->doorbell_index));
3278 		amdgpu_ring_write(kiq_ring, 0);
3279 		amdgpu_ring_write(kiq_ring, 0);
3280 		amdgpu_ring_write(kiq_ring, 0);
3281 	}
3282 	r = amdgpu_ring_test_ring(kiq_ring);
3283 	if (r)
3284 		DRM_ERROR("KCQ disable failed\n");
3285 
3286 	return r;
3287 }
3288 
3289 static int gfx_v9_0_hw_fini(void *handle)
3290 {
3291 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
3292 
3293 	amdgpu_irq_put(adev, &adev->gfx.priv_reg_irq, 0);
3294 	amdgpu_irq_put(adev, &adev->gfx.priv_inst_irq, 0);
3295 
3296 	/* disable KCQ to avoid CPC touch memory not valid anymore */
3297 	gfx_v9_0_kcq_disable(adev);
3298 
3299 	if (amdgpu_sriov_vf(adev)) {
3300 		gfx_v9_0_cp_gfx_enable(adev, false);
3301 		/* must disable polling for SRIOV when hw finished, otherwise
3302 		 * CPC engine may still keep fetching WB address which is already
3303 		 * invalid after sw finished and trigger DMAR reading error in
3304 		 * hypervisor side.
3305 		 */
3306 		WREG32_FIELD15(GC, 0, CP_PQ_WPTR_POLL_CNTL, EN, 0);
3307 		return 0;
3308 	}
3309 
3310 	/* Use deinitialize sequence from CAIL when unbinding device from driver,
3311 	 * otherwise KIQ is hanging when binding back
3312 	 */
3313 	if (!adev->in_gpu_reset && !adev->gfx.in_suspend) {
3314 		mutex_lock(&adev->srbm_mutex);
3315 		soc15_grbm_select(adev, adev->gfx.kiq.ring.me,
3316 				adev->gfx.kiq.ring.pipe,
3317 				adev->gfx.kiq.ring.queue, 0);
3318 		gfx_v9_0_kiq_fini_register(&adev->gfx.kiq.ring);
3319 		soc15_grbm_select(adev, 0, 0, 0, 0);
3320 		mutex_unlock(&adev->srbm_mutex);
3321 	}
3322 
3323 	gfx_v9_0_cp_enable(adev, false);
3324 	gfx_v9_0_rlc_stop(adev);
3325 
3326 	gfx_v9_0_csb_vram_unpin(adev);
3327 
3328 	return 0;
3329 }
3330 
3331 static int gfx_v9_0_suspend(void *handle)
3332 {
3333 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
3334 
3335 	adev->gfx.in_suspend = true;
3336 	return gfx_v9_0_hw_fini(adev);
3337 }
3338 
3339 static int gfx_v9_0_resume(void *handle)
3340 {
3341 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
3342 	int r;
3343 
3344 	r = gfx_v9_0_hw_init(adev);
3345 	adev->gfx.in_suspend = false;
3346 	return r;
3347 }
3348 
3349 static bool gfx_v9_0_is_idle(void *handle)
3350 {
3351 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
3352 
3353 	if (REG_GET_FIELD(RREG32_SOC15(GC, 0, mmGRBM_STATUS),
3354 				GRBM_STATUS, GUI_ACTIVE))
3355 		return false;
3356 	else
3357 		return true;
3358 }
3359 
3360 static int gfx_v9_0_wait_for_idle(void *handle)
3361 {
3362 	unsigned i;
3363 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
3364 
3365 	for (i = 0; i < adev->usec_timeout; i++) {
3366 		if (gfx_v9_0_is_idle(handle))
3367 			return 0;
3368 		udelay(1);
3369 	}
3370 	return -ETIMEDOUT;
3371 }
3372 
3373 static int gfx_v9_0_soft_reset(void *handle)
3374 {
3375 	u32 grbm_soft_reset = 0;
3376 	u32 tmp;
3377 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
3378 
3379 	/* GRBM_STATUS */
3380 	tmp = RREG32_SOC15(GC, 0, mmGRBM_STATUS);
3381 	if (tmp & (GRBM_STATUS__PA_BUSY_MASK | GRBM_STATUS__SC_BUSY_MASK |
3382 		   GRBM_STATUS__BCI_BUSY_MASK | GRBM_STATUS__SX_BUSY_MASK |
3383 		   GRBM_STATUS__TA_BUSY_MASK | GRBM_STATUS__VGT_BUSY_MASK |
3384 		   GRBM_STATUS__DB_BUSY_MASK | GRBM_STATUS__CB_BUSY_MASK |
3385 		   GRBM_STATUS__GDS_BUSY_MASK | GRBM_STATUS__SPI_BUSY_MASK |
3386 		   GRBM_STATUS__IA_BUSY_MASK | GRBM_STATUS__IA_BUSY_NO_DMA_MASK)) {
3387 		grbm_soft_reset = REG_SET_FIELD(grbm_soft_reset,
3388 						GRBM_SOFT_RESET, SOFT_RESET_CP, 1);
3389 		grbm_soft_reset = REG_SET_FIELD(grbm_soft_reset,
3390 						GRBM_SOFT_RESET, SOFT_RESET_GFX, 1);
3391 	}
3392 
3393 	if (tmp & (GRBM_STATUS__CP_BUSY_MASK | GRBM_STATUS__CP_COHERENCY_BUSY_MASK)) {
3394 		grbm_soft_reset = REG_SET_FIELD(grbm_soft_reset,
3395 						GRBM_SOFT_RESET, SOFT_RESET_CP, 1);
3396 	}
3397 
3398 	/* GRBM_STATUS2 */
3399 	tmp = RREG32_SOC15(GC, 0, mmGRBM_STATUS2);
3400 	if (REG_GET_FIELD(tmp, GRBM_STATUS2, RLC_BUSY))
3401 		grbm_soft_reset = REG_SET_FIELD(grbm_soft_reset,
3402 						GRBM_SOFT_RESET, SOFT_RESET_RLC, 1);
3403 
3404 
3405 	if (grbm_soft_reset) {
3406 		/* stop the rlc */
3407 		gfx_v9_0_rlc_stop(adev);
3408 
3409 		/* Disable GFX parsing/prefetching */
3410 		gfx_v9_0_cp_gfx_enable(adev, false);
3411 
3412 		/* Disable MEC parsing/prefetching */
3413 		gfx_v9_0_cp_compute_enable(adev, false);
3414 
3415 		if (grbm_soft_reset) {
3416 			tmp = RREG32_SOC15(GC, 0, mmGRBM_SOFT_RESET);
3417 			tmp |= grbm_soft_reset;
3418 			dev_info(adev->dev, "GRBM_SOFT_RESET=0x%08X\n", tmp);
3419 			WREG32_SOC15(GC, 0, mmGRBM_SOFT_RESET, tmp);
3420 			tmp = RREG32_SOC15(GC, 0, mmGRBM_SOFT_RESET);
3421 
3422 			udelay(50);
3423 
3424 			tmp &= ~grbm_soft_reset;
3425 			WREG32_SOC15(GC, 0, mmGRBM_SOFT_RESET, tmp);
3426 			tmp = RREG32_SOC15(GC, 0, mmGRBM_SOFT_RESET);
3427 		}
3428 
3429 		/* Wait a little for things to settle down */
3430 		udelay(50);
3431 	}
3432 	return 0;
3433 }
3434 
3435 static uint64_t gfx_v9_0_get_gpu_clock_counter(struct amdgpu_device *adev)
3436 {
3437 	uint64_t clock;
3438 
3439 	mutex_lock(&adev->gfx.gpu_clock_mutex);
3440 	WREG32_SOC15(GC, 0, mmRLC_CAPTURE_GPU_CLOCK_COUNT, 1);
3441 	clock = (uint64_t)RREG32_SOC15(GC, 0, mmRLC_GPU_CLOCK_COUNT_LSB) |
3442 		((uint64_t)RREG32_SOC15(GC, 0, mmRLC_GPU_CLOCK_COUNT_MSB) << 32ULL);
3443 	mutex_unlock(&adev->gfx.gpu_clock_mutex);
3444 	return clock;
3445 }
3446 
3447 static void gfx_v9_0_ring_emit_gds_switch(struct amdgpu_ring *ring,
3448 					  uint32_t vmid,
3449 					  uint32_t gds_base, uint32_t gds_size,
3450 					  uint32_t gws_base, uint32_t gws_size,
3451 					  uint32_t oa_base, uint32_t oa_size)
3452 {
3453 	struct amdgpu_device *adev = ring->adev;
3454 
3455 	/* GDS Base */
3456 	gfx_v9_0_write_data_to_reg(ring, 0, false,
3457 				   SOC15_REG_OFFSET(GC, 0, mmGDS_VMID0_BASE) + 2 * vmid,
3458 				   gds_base);
3459 
3460 	/* GDS Size */
3461 	gfx_v9_0_write_data_to_reg(ring, 0, false,
3462 				   SOC15_REG_OFFSET(GC, 0, mmGDS_VMID0_SIZE) + 2 * vmid,
3463 				   gds_size);
3464 
3465 	/* GWS */
3466 	gfx_v9_0_write_data_to_reg(ring, 0, false,
3467 				   SOC15_REG_OFFSET(GC, 0, mmGDS_GWS_VMID0) + vmid,
3468 				   gws_size << GDS_GWS_VMID0__SIZE__SHIFT | gws_base);
3469 
3470 	/* OA */
3471 	gfx_v9_0_write_data_to_reg(ring, 0, false,
3472 				   SOC15_REG_OFFSET(GC, 0, mmGDS_OA_VMID0) + vmid,
3473 				   (1 << (oa_size + oa_base)) - (1 << oa_base));
3474 }
3475 
3476 static int gfx_v9_0_early_init(void *handle)
3477 {
3478 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
3479 
3480 	adev->gfx.num_gfx_rings = GFX9_NUM_GFX_RINGS;
3481 	adev->gfx.num_compute_rings = AMDGPU_MAX_COMPUTE_RINGS;
3482 	gfx_v9_0_set_ring_funcs(adev);
3483 	gfx_v9_0_set_irq_funcs(adev);
3484 	gfx_v9_0_set_gds_init(adev);
3485 	gfx_v9_0_set_rlc_funcs(adev);
3486 
3487 	return 0;
3488 }
3489 
3490 static int gfx_v9_0_late_init(void *handle)
3491 {
3492 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
3493 	int r;
3494 
3495 	r = amdgpu_irq_get(adev, &adev->gfx.priv_reg_irq, 0);
3496 	if (r)
3497 		return r;
3498 
3499 	r = amdgpu_irq_get(adev, &adev->gfx.priv_inst_irq, 0);
3500 	if (r)
3501 		return r;
3502 
3503 	return 0;
3504 }
3505 
3506 static void gfx_v9_0_enter_rlc_safe_mode(struct amdgpu_device *adev)
3507 {
3508 	uint32_t rlc_setting, data;
3509 	unsigned i;
3510 
3511 	if (adev->gfx.rlc.in_safe_mode)
3512 		return;
3513 
3514 	/* if RLC is not enabled, do nothing */
3515 	rlc_setting = RREG32_SOC15(GC, 0, mmRLC_CNTL);
3516 	if (!(rlc_setting & RLC_CNTL__RLC_ENABLE_F32_MASK))
3517 		return;
3518 
3519 	if (adev->cg_flags &
3520 	    (AMD_CG_SUPPORT_GFX_CGCG | AMD_CG_SUPPORT_GFX_MGCG |
3521 	     AMD_CG_SUPPORT_GFX_3D_CGCG)) {
3522 		data = RLC_SAFE_MODE__CMD_MASK;
3523 		data |= (1 << RLC_SAFE_MODE__MESSAGE__SHIFT);
3524 		WREG32_SOC15(GC, 0, mmRLC_SAFE_MODE, data);
3525 
3526 		/* wait for RLC_SAFE_MODE */
3527 		for (i = 0; i < adev->usec_timeout; i++) {
3528 			if (!REG_GET_FIELD(RREG32_SOC15(GC, 0, mmRLC_SAFE_MODE), RLC_SAFE_MODE, CMD))
3529 				break;
3530 			udelay(1);
3531 		}
3532 		adev->gfx.rlc.in_safe_mode = true;
3533 	}
3534 }
3535 
3536 static void gfx_v9_0_exit_rlc_safe_mode(struct amdgpu_device *adev)
3537 {
3538 	uint32_t rlc_setting, data;
3539 
3540 	if (!adev->gfx.rlc.in_safe_mode)
3541 		return;
3542 
3543 	/* if RLC is not enabled, do nothing */
3544 	rlc_setting = RREG32_SOC15(GC, 0, mmRLC_CNTL);
3545 	if (!(rlc_setting & RLC_CNTL__RLC_ENABLE_F32_MASK))
3546 		return;
3547 
3548 	if (adev->cg_flags &
3549 	    (AMD_CG_SUPPORT_GFX_CGCG | AMD_CG_SUPPORT_GFX_MGCG)) {
3550 		/*
3551 		 * Try to exit safe mode only if it is already in safe
3552 		 * mode.
3553 		 */
3554 		data = RLC_SAFE_MODE__CMD_MASK;
3555 		WREG32_SOC15(GC, 0, mmRLC_SAFE_MODE, data);
3556 		adev->gfx.rlc.in_safe_mode = false;
3557 	}
3558 }
3559 
3560 static void gfx_v9_0_update_gfx_cg_power_gating(struct amdgpu_device *adev,
3561 						bool enable)
3562 {
3563 	gfx_v9_0_enter_rlc_safe_mode(adev);
3564 
3565 	if ((adev->pg_flags & AMD_PG_SUPPORT_GFX_PG) && enable) {
3566 		gfx_v9_0_enable_gfx_cg_power_gating(adev, true);
3567 		if (adev->pg_flags & AMD_PG_SUPPORT_GFX_PIPELINE)
3568 			gfx_v9_0_enable_gfx_pipeline_powergating(adev, true);
3569 	} else {
3570 		gfx_v9_0_enable_gfx_cg_power_gating(adev, false);
3571 		gfx_v9_0_enable_gfx_pipeline_powergating(adev, false);
3572 	}
3573 
3574 	gfx_v9_0_exit_rlc_safe_mode(adev);
3575 }
3576 
3577 static void gfx_v9_0_update_gfx_mg_power_gating(struct amdgpu_device *adev,
3578 						bool enable)
3579 {
3580 	/* TODO: double check if we need to perform under safe mode */
3581 	/* gfx_v9_0_enter_rlc_safe_mode(adev); */
3582 
3583 	if ((adev->pg_flags & AMD_PG_SUPPORT_GFX_SMG) && enable)
3584 		gfx_v9_0_enable_gfx_static_mg_power_gating(adev, true);
3585 	else
3586 		gfx_v9_0_enable_gfx_static_mg_power_gating(adev, false);
3587 
3588 	if ((adev->pg_flags & AMD_PG_SUPPORT_GFX_DMG) && enable)
3589 		gfx_v9_0_enable_gfx_dynamic_mg_power_gating(adev, true);
3590 	else
3591 		gfx_v9_0_enable_gfx_dynamic_mg_power_gating(adev, false);
3592 
3593 	/* gfx_v9_0_exit_rlc_safe_mode(adev); */
3594 }
3595 
3596 static void gfx_v9_0_update_medium_grain_clock_gating(struct amdgpu_device *adev,
3597 						      bool enable)
3598 {
3599 	uint32_t data, def;
3600 
3601 	/* It is disabled by HW by default */
3602 	if (enable && (adev->cg_flags & AMD_CG_SUPPORT_GFX_MGCG)) {
3603 		/* 1 - RLC_CGTT_MGCG_OVERRIDE */
3604 		def = data = RREG32_SOC15(GC, 0, mmRLC_CGTT_MGCG_OVERRIDE);
3605 
3606 		if (adev->asic_type != CHIP_VEGA12)
3607 			data &= ~RLC_CGTT_MGCG_OVERRIDE__CPF_CGTT_SCLK_OVERRIDE_MASK;
3608 
3609 		data &= ~(RLC_CGTT_MGCG_OVERRIDE__GRBM_CGTT_SCLK_OVERRIDE_MASK |
3610 			  RLC_CGTT_MGCG_OVERRIDE__GFXIP_MGCG_OVERRIDE_MASK |
3611 			  RLC_CGTT_MGCG_OVERRIDE__GFXIP_MGLS_OVERRIDE_MASK);
3612 
3613 		/* only for Vega10 & Raven1 */
3614 		data |= RLC_CGTT_MGCG_OVERRIDE__RLC_CGTT_SCLK_OVERRIDE_MASK;
3615 
3616 		if (def != data)
3617 			WREG32_SOC15(GC, 0, mmRLC_CGTT_MGCG_OVERRIDE, data);
3618 
3619 		/* MGLS is a global flag to control all MGLS in GFX */
3620 		if (adev->cg_flags & AMD_CG_SUPPORT_GFX_MGLS) {
3621 			/* 2 - RLC memory Light sleep */
3622 			if (adev->cg_flags & AMD_CG_SUPPORT_GFX_RLC_LS) {
3623 				def = data = RREG32_SOC15(GC, 0, mmRLC_MEM_SLP_CNTL);
3624 				data |= RLC_MEM_SLP_CNTL__RLC_MEM_LS_EN_MASK;
3625 				if (def != data)
3626 					WREG32_SOC15(GC, 0, mmRLC_MEM_SLP_CNTL, data);
3627 			}
3628 			/* 3 - CP memory Light sleep */
3629 			if (adev->cg_flags & AMD_CG_SUPPORT_GFX_CP_LS) {
3630 				def = data = RREG32_SOC15(GC, 0, mmCP_MEM_SLP_CNTL);
3631 				data |= CP_MEM_SLP_CNTL__CP_MEM_LS_EN_MASK;
3632 				if (def != data)
3633 					WREG32_SOC15(GC, 0, mmCP_MEM_SLP_CNTL, data);
3634 			}
3635 		}
3636 	} else {
3637 		/* 1 - MGCG_OVERRIDE */
3638 		def = data = RREG32_SOC15(GC, 0, mmRLC_CGTT_MGCG_OVERRIDE);
3639 
3640 		if (adev->asic_type != CHIP_VEGA12)
3641 			data |= RLC_CGTT_MGCG_OVERRIDE__CPF_CGTT_SCLK_OVERRIDE_MASK;
3642 
3643 		data |= (RLC_CGTT_MGCG_OVERRIDE__RLC_CGTT_SCLK_OVERRIDE_MASK |
3644 			 RLC_CGTT_MGCG_OVERRIDE__GRBM_CGTT_SCLK_OVERRIDE_MASK |
3645 			 RLC_CGTT_MGCG_OVERRIDE__GFXIP_MGCG_OVERRIDE_MASK |
3646 			 RLC_CGTT_MGCG_OVERRIDE__GFXIP_MGLS_OVERRIDE_MASK);
3647 
3648 		if (def != data)
3649 			WREG32_SOC15(GC, 0, mmRLC_CGTT_MGCG_OVERRIDE, data);
3650 
3651 		/* 2 - disable MGLS in RLC */
3652 		data = RREG32_SOC15(GC, 0, mmRLC_MEM_SLP_CNTL);
3653 		if (data & RLC_MEM_SLP_CNTL__RLC_MEM_LS_EN_MASK) {
3654 			data &= ~RLC_MEM_SLP_CNTL__RLC_MEM_LS_EN_MASK;
3655 			WREG32_SOC15(GC, 0, mmRLC_MEM_SLP_CNTL, data);
3656 		}
3657 
3658 		/* 3 - disable MGLS in CP */
3659 		data = RREG32_SOC15(GC, 0, mmCP_MEM_SLP_CNTL);
3660 		if (data & CP_MEM_SLP_CNTL__CP_MEM_LS_EN_MASK) {
3661 			data &= ~CP_MEM_SLP_CNTL__CP_MEM_LS_EN_MASK;
3662 			WREG32_SOC15(GC, 0, mmCP_MEM_SLP_CNTL, data);
3663 		}
3664 	}
3665 }
3666 
3667 static void gfx_v9_0_update_3d_clock_gating(struct amdgpu_device *adev,
3668 					   bool enable)
3669 {
3670 	uint32_t data, def;
3671 
3672 	adev->gfx.rlc.funcs->enter_safe_mode(adev);
3673 
3674 	/* Enable 3D CGCG/CGLS */
3675 	if (enable && (adev->cg_flags & AMD_CG_SUPPORT_GFX_3D_CGCG)) {
3676 		/* write cmd to clear cgcg/cgls ov */
3677 		def = data = RREG32_SOC15(GC, 0, mmRLC_CGTT_MGCG_OVERRIDE);
3678 		/* unset CGCG override */
3679 		data &= ~RLC_CGTT_MGCG_OVERRIDE__GFXIP_GFX3D_CG_OVERRIDE_MASK;
3680 		/* update CGCG and CGLS override bits */
3681 		if (def != data)
3682 			WREG32_SOC15(GC, 0, mmRLC_CGTT_MGCG_OVERRIDE, data);
3683 
3684 		/* enable 3Dcgcg FSM(0x0000363f) */
3685 		def = RREG32_SOC15(GC, 0, mmRLC_CGCG_CGLS_CTRL_3D);
3686 
3687 		data = (0x36 << RLC_CGCG_CGLS_CTRL_3D__CGCG_GFX_IDLE_THRESHOLD__SHIFT) |
3688 			RLC_CGCG_CGLS_CTRL_3D__CGCG_EN_MASK;
3689 		if (adev->cg_flags & AMD_CG_SUPPORT_GFX_3D_CGLS)
3690 			data |= (0x000F << RLC_CGCG_CGLS_CTRL_3D__CGLS_REP_COMPANSAT_DELAY__SHIFT) |
3691 				RLC_CGCG_CGLS_CTRL_3D__CGLS_EN_MASK;
3692 		if (def != data)
3693 			WREG32_SOC15(GC, 0, mmRLC_CGCG_CGLS_CTRL_3D, data);
3694 
3695 		/* set IDLE_POLL_COUNT(0x00900100) */
3696 		def = RREG32_SOC15(GC, 0, mmCP_RB_WPTR_POLL_CNTL);
3697 		data = (0x0100 << CP_RB_WPTR_POLL_CNTL__POLL_FREQUENCY__SHIFT) |
3698 			(0x0090 << CP_RB_WPTR_POLL_CNTL__IDLE_POLL_COUNT__SHIFT);
3699 		if (def != data)
3700 			WREG32_SOC15(GC, 0, mmCP_RB_WPTR_POLL_CNTL, data);
3701 	} else {
3702 		/* Disable CGCG/CGLS */
3703 		def = data = RREG32_SOC15(GC, 0, mmRLC_CGCG_CGLS_CTRL_3D);
3704 		/* disable cgcg, cgls should be disabled */
3705 		data &= ~(RLC_CGCG_CGLS_CTRL_3D__CGCG_EN_MASK |
3706 			  RLC_CGCG_CGLS_CTRL_3D__CGLS_EN_MASK);
3707 		/* disable cgcg and cgls in FSM */
3708 		if (def != data)
3709 			WREG32_SOC15(GC, 0, mmRLC_CGCG_CGLS_CTRL_3D, data);
3710 	}
3711 
3712 	adev->gfx.rlc.funcs->exit_safe_mode(adev);
3713 }
3714 
3715 static void gfx_v9_0_update_coarse_grain_clock_gating(struct amdgpu_device *adev,
3716 						      bool enable)
3717 {
3718 	uint32_t def, data;
3719 
3720 	adev->gfx.rlc.funcs->enter_safe_mode(adev);
3721 
3722 	if (enable && (adev->cg_flags & AMD_CG_SUPPORT_GFX_CGCG)) {
3723 		def = data = RREG32_SOC15(GC, 0, mmRLC_CGTT_MGCG_OVERRIDE);
3724 		/* unset CGCG override */
3725 		data &= ~RLC_CGTT_MGCG_OVERRIDE__GFXIP_CGCG_OVERRIDE_MASK;
3726 		if (adev->cg_flags & AMD_CG_SUPPORT_GFX_CGLS)
3727 			data &= ~RLC_CGTT_MGCG_OVERRIDE__GFXIP_CGLS_OVERRIDE_MASK;
3728 		else
3729 			data |= RLC_CGTT_MGCG_OVERRIDE__GFXIP_CGLS_OVERRIDE_MASK;
3730 		/* update CGCG and CGLS override bits */
3731 		if (def != data)
3732 			WREG32_SOC15(GC, 0, mmRLC_CGTT_MGCG_OVERRIDE, data);
3733 
3734 		/* enable cgcg FSM(0x0000363F) */
3735 		def = RREG32_SOC15(GC, 0, mmRLC_CGCG_CGLS_CTRL);
3736 
3737 		data = (0x36 << RLC_CGCG_CGLS_CTRL__CGCG_GFX_IDLE_THRESHOLD__SHIFT) |
3738 			RLC_CGCG_CGLS_CTRL__CGCG_EN_MASK;
3739 		if (adev->cg_flags & AMD_CG_SUPPORT_GFX_CGLS)
3740 			data |= (0x000F << RLC_CGCG_CGLS_CTRL__CGLS_REP_COMPANSAT_DELAY__SHIFT) |
3741 				RLC_CGCG_CGLS_CTRL__CGLS_EN_MASK;
3742 		if (def != data)
3743 			WREG32_SOC15(GC, 0, mmRLC_CGCG_CGLS_CTRL, data);
3744 
3745 		/* set IDLE_POLL_COUNT(0x00900100) */
3746 		def = RREG32_SOC15(GC, 0, mmCP_RB_WPTR_POLL_CNTL);
3747 		data = (0x0100 << CP_RB_WPTR_POLL_CNTL__POLL_FREQUENCY__SHIFT) |
3748 			(0x0090 << CP_RB_WPTR_POLL_CNTL__IDLE_POLL_COUNT__SHIFT);
3749 		if (def != data)
3750 			WREG32_SOC15(GC, 0, mmCP_RB_WPTR_POLL_CNTL, data);
3751 	} else {
3752 		def = data = RREG32_SOC15(GC, 0, mmRLC_CGCG_CGLS_CTRL);
3753 		/* reset CGCG/CGLS bits */
3754 		data &= ~(RLC_CGCG_CGLS_CTRL__CGCG_EN_MASK | RLC_CGCG_CGLS_CTRL__CGLS_EN_MASK);
3755 		/* disable cgcg and cgls in FSM */
3756 		if (def != data)
3757 			WREG32_SOC15(GC, 0, mmRLC_CGCG_CGLS_CTRL, data);
3758 	}
3759 
3760 	adev->gfx.rlc.funcs->exit_safe_mode(adev);
3761 }
3762 
3763 static int gfx_v9_0_update_gfx_clock_gating(struct amdgpu_device *adev,
3764 					    bool enable)
3765 {
3766 	if (enable) {
3767 		/* CGCG/CGLS should be enabled after MGCG/MGLS
3768 		 * ===  MGCG + MGLS ===
3769 		 */
3770 		gfx_v9_0_update_medium_grain_clock_gating(adev, enable);
3771 		/* ===  CGCG /CGLS for GFX 3D Only === */
3772 		gfx_v9_0_update_3d_clock_gating(adev, enable);
3773 		/* ===  CGCG + CGLS === */
3774 		gfx_v9_0_update_coarse_grain_clock_gating(adev, enable);
3775 	} else {
3776 		/* CGCG/CGLS should be disabled before MGCG/MGLS
3777 		 * ===  CGCG + CGLS ===
3778 		 */
3779 		gfx_v9_0_update_coarse_grain_clock_gating(adev, enable);
3780 		/* ===  CGCG /CGLS for GFX 3D Only === */
3781 		gfx_v9_0_update_3d_clock_gating(adev, enable);
3782 		/* ===  MGCG + MGLS === */
3783 		gfx_v9_0_update_medium_grain_clock_gating(adev, enable);
3784 	}
3785 	return 0;
3786 }
3787 
3788 static const struct amdgpu_rlc_funcs gfx_v9_0_rlc_funcs = {
3789 	.enter_safe_mode = gfx_v9_0_enter_rlc_safe_mode,
3790 	.exit_safe_mode = gfx_v9_0_exit_rlc_safe_mode
3791 };
3792 
3793 static int gfx_v9_0_set_powergating_state(void *handle,
3794 					  enum amd_powergating_state state)
3795 {
3796 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
3797 	bool enable = (state == AMD_PG_STATE_GATE) ? true : false;
3798 
3799 	switch (adev->asic_type) {
3800 	case CHIP_RAVEN:
3801 		if (!enable) {
3802 			amdgpu_gfx_off_ctrl(adev, false);
3803 			cancel_delayed_work_sync(&adev->gfx.gfx_off_delay_work);
3804 		}
3805 		if (adev->pg_flags & AMD_PG_SUPPORT_RLC_SMU_HS) {
3806 			gfx_v9_0_enable_sck_slow_down_on_power_up(adev, true);
3807 			gfx_v9_0_enable_sck_slow_down_on_power_down(adev, true);
3808 		} else {
3809 			gfx_v9_0_enable_sck_slow_down_on_power_up(adev, false);
3810 			gfx_v9_0_enable_sck_slow_down_on_power_down(adev, false);
3811 		}
3812 
3813 		if (adev->pg_flags & AMD_PG_SUPPORT_CP)
3814 			gfx_v9_0_enable_cp_power_gating(adev, true);
3815 		else
3816 			gfx_v9_0_enable_cp_power_gating(adev, false);
3817 
3818 		/* update gfx cgpg state */
3819 		gfx_v9_0_update_gfx_cg_power_gating(adev, enable);
3820 
3821 		/* update mgcg state */
3822 		gfx_v9_0_update_gfx_mg_power_gating(adev, enable);
3823 
3824 		if (enable)
3825 			amdgpu_gfx_off_ctrl(adev, true);
3826 		break;
3827 	case CHIP_VEGA12:
3828 		if (!enable) {
3829 			amdgpu_gfx_off_ctrl(adev, false);
3830 			cancel_delayed_work_sync(&adev->gfx.gfx_off_delay_work);
3831 		} else {
3832 			amdgpu_gfx_off_ctrl(adev, true);
3833 		}
3834 		break;
3835 	default:
3836 		break;
3837 	}
3838 
3839 	return 0;
3840 }
3841 
3842 static int gfx_v9_0_set_clockgating_state(void *handle,
3843 					  enum amd_clockgating_state state)
3844 {
3845 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
3846 
3847 	if (amdgpu_sriov_vf(adev))
3848 		return 0;
3849 
3850 	switch (adev->asic_type) {
3851 	case CHIP_VEGA10:
3852 	case CHIP_VEGA12:
3853 	case CHIP_VEGA20:
3854 	case CHIP_RAVEN:
3855 		gfx_v9_0_update_gfx_clock_gating(adev,
3856 						 state == AMD_CG_STATE_GATE ? true : false);
3857 		break;
3858 	default:
3859 		break;
3860 	}
3861 	return 0;
3862 }
3863 
3864 static void gfx_v9_0_get_clockgating_state(void *handle, u32 *flags)
3865 {
3866 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
3867 	int data;
3868 
3869 	if (amdgpu_sriov_vf(adev))
3870 		*flags = 0;
3871 
3872 	/* AMD_CG_SUPPORT_GFX_MGCG */
3873 	data = RREG32_SOC15(GC, 0, mmRLC_CGTT_MGCG_OVERRIDE);
3874 	if (!(data & RLC_CGTT_MGCG_OVERRIDE__GFXIP_MGCG_OVERRIDE_MASK))
3875 		*flags |= AMD_CG_SUPPORT_GFX_MGCG;
3876 
3877 	/* AMD_CG_SUPPORT_GFX_CGCG */
3878 	data = RREG32_SOC15(GC, 0, mmRLC_CGCG_CGLS_CTRL);
3879 	if (data & RLC_CGCG_CGLS_CTRL__CGCG_EN_MASK)
3880 		*flags |= AMD_CG_SUPPORT_GFX_CGCG;
3881 
3882 	/* AMD_CG_SUPPORT_GFX_CGLS */
3883 	if (data & RLC_CGCG_CGLS_CTRL__CGLS_EN_MASK)
3884 		*flags |= AMD_CG_SUPPORT_GFX_CGLS;
3885 
3886 	/* AMD_CG_SUPPORT_GFX_RLC_LS */
3887 	data = RREG32_SOC15(GC, 0, mmRLC_MEM_SLP_CNTL);
3888 	if (data & RLC_MEM_SLP_CNTL__RLC_MEM_LS_EN_MASK)
3889 		*flags |= AMD_CG_SUPPORT_GFX_RLC_LS | AMD_CG_SUPPORT_GFX_MGLS;
3890 
3891 	/* AMD_CG_SUPPORT_GFX_CP_LS */
3892 	data = RREG32_SOC15(GC, 0, mmCP_MEM_SLP_CNTL);
3893 	if (data & CP_MEM_SLP_CNTL__CP_MEM_LS_EN_MASK)
3894 		*flags |= AMD_CG_SUPPORT_GFX_CP_LS | AMD_CG_SUPPORT_GFX_MGLS;
3895 
3896 	/* AMD_CG_SUPPORT_GFX_3D_CGCG */
3897 	data = RREG32_SOC15(GC, 0, mmRLC_CGCG_CGLS_CTRL_3D);
3898 	if (data & RLC_CGCG_CGLS_CTRL_3D__CGCG_EN_MASK)
3899 		*flags |= AMD_CG_SUPPORT_GFX_3D_CGCG;
3900 
3901 	/* AMD_CG_SUPPORT_GFX_3D_CGLS */
3902 	if (data & RLC_CGCG_CGLS_CTRL_3D__CGLS_EN_MASK)
3903 		*flags |= AMD_CG_SUPPORT_GFX_3D_CGLS;
3904 }
3905 
3906 static u64 gfx_v9_0_ring_get_rptr_gfx(struct amdgpu_ring *ring)
3907 {
3908 	return ring->adev->wb.wb[ring->rptr_offs]; /* gfx9 is 32bit rptr*/
3909 }
3910 
3911 static u64 gfx_v9_0_ring_get_wptr_gfx(struct amdgpu_ring *ring)
3912 {
3913 	struct amdgpu_device *adev = ring->adev;
3914 	u64 wptr;
3915 
3916 	/* XXX check if swapping is necessary on BE */
3917 	if (ring->use_doorbell) {
3918 		wptr = atomic64_read((atomic64_t *)&adev->wb.wb[ring->wptr_offs]);
3919 	} else {
3920 		wptr = RREG32_SOC15(GC, 0, mmCP_RB0_WPTR);
3921 		wptr += (u64)RREG32_SOC15(GC, 0, mmCP_RB0_WPTR_HI) << 32;
3922 	}
3923 
3924 	return wptr;
3925 }
3926 
3927 static void gfx_v9_0_ring_set_wptr_gfx(struct amdgpu_ring *ring)
3928 {
3929 	struct amdgpu_device *adev = ring->adev;
3930 
3931 	if (ring->use_doorbell) {
3932 		/* XXX check if swapping is necessary on BE */
3933 		atomic64_set((atomic64_t*)&adev->wb.wb[ring->wptr_offs], ring->wptr);
3934 		WDOORBELL64(ring->doorbell_index, ring->wptr);
3935 	} else {
3936 		WREG32_SOC15(GC, 0, mmCP_RB0_WPTR, lower_32_bits(ring->wptr));
3937 		WREG32_SOC15(GC, 0, mmCP_RB0_WPTR_HI, upper_32_bits(ring->wptr));
3938 	}
3939 }
3940 
3941 static void gfx_v9_0_ring_emit_hdp_flush(struct amdgpu_ring *ring)
3942 {
3943 	struct amdgpu_device *adev = ring->adev;
3944 	u32 ref_and_mask, reg_mem_engine;
3945 	const struct nbio_hdp_flush_reg *nbio_hf_reg = adev->nbio_funcs->hdp_flush_reg;
3946 
3947 	if (ring->funcs->type == AMDGPU_RING_TYPE_COMPUTE) {
3948 		switch (ring->me) {
3949 		case 1:
3950 			ref_and_mask = nbio_hf_reg->ref_and_mask_cp2 << ring->pipe;
3951 			break;
3952 		case 2:
3953 			ref_and_mask = nbio_hf_reg->ref_and_mask_cp6 << ring->pipe;
3954 			break;
3955 		default:
3956 			return;
3957 		}
3958 		reg_mem_engine = 0;
3959 	} else {
3960 		ref_and_mask = nbio_hf_reg->ref_and_mask_cp0;
3961 		reg_mem_engine = 1; /* pfp */
3962 	}
3963 
3964 	gfx_v9_0_wait_reg_mem(ring, reg_mem_engine, 0, 1,
3965 			      adev->nbio_funcs->get_hdp_flush_req_offset(adev),
3966 			      adev->nbio_funcs->get_hdp_flush_done_offset(adev),
3967 			      ref_and_mask, ref_and_mask, 0x20);
3968 }
3969 
3970 static void gfx_v9_0_ring_emit_ib_gfx(struct amdgpu_ring *ring,
3971                                       struct amdgpu_ib *ib,
3972                                       unsigned vmid, bool ctx_switch)
3973 {
3974 	u32 header, control = 0;
3975 
3976 	if (ib->flags & AMDGPU_IB_FLAG_CE)
3977 		header = PACKET3(PACKET3_INDIRECT_BUFFER_CONST, 2);
3978 	else
3979 		header = PACKET3(PACKET3_INDIRECT_BUFFER, 2);
3980 
3981 	control |= ib->length_dw | (vmid << 24);
3982 
3983 	if (amdgpu_sriov_vf(ring->adev) && (ib->flags & AMDGPU_IB_FLAG_PREEMPT)) {
3984 		control |= INDIRECT_BUFFER_PRE_ENB(1);
3985 
3986 		if (!(ib->flags & AMDGPU_IB_FLAG_CE))
3987 			gfx_v9_0_ring_emit_de_meta(ring);
3988 	}
3989 
3990 	amdgpu_ring_write(ring, header);
3991 	BUG_ON(ib->gpu_addr & 0x3); /* Dword align */
3992 	amdgpu_ring_write(ring,
3993 #ifdef __BIG_ENDIAN
3994 		(2 << 0) |
3995 #endif
3996 		lower_32_bits(ib->gpu_addr));
3997 	amdgpu_ring_write(ring, upper_32_bits(ib->gpu_addr));
3998 	amdgpu_ring_write(ring, control);
3999 }
4000 
4001 static void gfx_v9_0_ring_emit_ib_compute(struct amdgpu_ring *ring,
4002                                           struct amdgpu_ib *ib,
4003                                           unsigned vmid, bool ctx_switch)
4004 {
4005         u32 control = INDIRECT_BUFFER_VALID | ib->length_dw | (vmid << 24);
4006 
4007         amdgpu_ring_write(ring, PACKET3(PACKET3_INDIRECT_BUFFER, 2));
4008 	BUG_ON(ib->gpu_addr & 0x3); /* Dword align */
4009         amdgpu_ring_write(ring,
4010 #ifdef __BIG_ENDIAN
4011                                 (2 << 0) |
4012 #endif
4013                                 lower_32_bits(ib->gpu_addr));
4014         amdgpu_ring_write(ring, upper_32_bits(ib->gpu_addr));
4015         amdgpu_ring_write(ring, control);
4016 }
4017 
4018 static void gfx_v9_0_ring_emit_fence(struct amdgpu_ring *ring, u64 addr,
4019 				     u64 seq, unsigned flags)
4020 {
4021 	bool write64bit = flags & AMDGPU_FENCE_FLAG_64BIT;
4022 	bool int_sel = flags & AMDGPU_FENCE_FLAG_INT;
4023 	bool writeback = flags & AMDGPU_FENCE_FLAG_TC_WB_ONLY;
4024 
4025 	/* RELEASE_MEM - flush caches, send int */
4026 	amdgpu_ring_write(ring, PACKET3(PACKET3_RELEASE_MEM, 6));
4027 	amdgpu_ring_write(ring, ((writeback ? (EOP_TC_WB_ACTION_EN |
4028 					       EOP_TC_NC_ACTION_EN) :
4029 					      (EOP_TCL1_ACTION_EN |
4030 					       EOP_TC_ACTION_EN |
4031 					       EOP_TC_WB_ACTION_EN |
4032 					       EOP_TC_MD_ACTION_EN)) |
4033 				 EVENT_TYPE(CACHE_FLUSH_AND_INV_TS_EVENT) |
4034 				 EVENT_INDEX(5)));
4035 	amdgpu_ring_write(ring, DATA_SEL(write64bit ? 2 : 1) | INT_SEL(int_sel ? 2 : 0));
4036 
4037 	/*
4038 	 * the address should be Qword aligned if 64bit write, Dword
4039 	 * aligned if only send 32bit data low (discard data high)
4040 	 */
4041 	if (write64bit)
4042 		BUG_ON(addr & 0x7);
4043 	else
4044 		BUG_ON(addr & 0x3);
4045 	amdgpu_ring_write(ring, lower_32_bits(addr));
4046 	amdgpu_ring_write(ring, upper_32_bits(addr));
4047 	amdgpu_ring_write(ring, lower_32_bits(seq));
4048 	amdgpu_ring_write(ring, upper_32_bits(seq));
4049 	amdgpu_ring_write(ring, 0);
4050 }
4051 
4052 static void gfx_v9_0_ring_emit_pipeline_sync(struct amdgpu_ring *ring)
4053 {
4054 	int usepfp = (ring->funcs->type == AMDGPU_RING_TYPE_GFX);
4055 	uint32_t seq = ring->fence_drv.sync_seq;
4056 	uint64_t addr = ring->fence_drv.gpu_addr;
4057 
4058 	gfx_v9_0_wait_reg_mem(ring, usepfp, 1, 0,
4059 			      lower_32_bits(addr), upper_32_bits(addr),
4060 			      seq, 0xffffffff, 4);
4061 }
4062 
4063 static void gfx_v9_0_ring_emit_vm_flush(struct amdgpu_ring *ring,
4064 					unsigned vmid, uint64_t pd_addr)
4065 {
4066 	amdgpu_gmc_emit_flush_gpu_tlb(ring, vmid, pd_addr);
4067 
4068 	/* compute doesn't have PFP */
4069 	if (ring->funcs->type == AMDGPU_RING_TYPE_GFX) {
4070 		/* sync PFP to ME, otherwise we might get invalid PFP reads */
4071 		amdgpu_ring_write(ring, PACKET3(PACKET3_PFP_SYNC_ME, 0));
4072 		amdgpu_ring_write(ring, 0x0);
4073 	}
4074 }
4075 
4076 static u64 gfx_v9_0_ring_get_rptr_compute(struct amdgpu_ring *ring)
4077 {
4078 	return ring->adev->wb.wb[ring->rptr_offs]; /* gfx9 hardware is 32bit rptr */
4079 }
4080 
4081 static u64 gfx_v9_0_ring_get_wptr_compute(struct amdgpu_ring *ring)
4082 {
4083 	u64 wptr;
4084 
4085 	/* XXX check if swapping is necessary on BE */
4086 	if (ring->use_doorbell)
4087 		wptr = atomic64_read((atomic64_t *)&ring->adev->wb.wb[ring->wptr_offs]);
4088 	else
4089 		BUG();
4090 	return wptr;
4091 }
4092 
4093 static void gfx_v9_0_ring_set_pipe_percent(struct amdgpu_ring *ring,
4094 					   bool acquire)
4095 {
4096 	struct amdgpu_device *adev = ring->adev;
4097 	int pipe_num, tmp, reg;
4098 	int pipe_percent = acquire ? SPI_WCL_PIPE_PERCENT_GFX__VALUE_MASK : 0x1;
4099 
4100 	pipe_num = ring->me * adev->gfx.mec.num_pipe_per_mec + ring->pipe;
4101 
4102 	/* first me only has 2 entries, GFX and HP3D */
4103 	if (ring->me > 0)
4104 		pipe_num -= 2;
4105 
4106 	reg = SOC15_REG_OFFSET(GC, 0, mmSPI_WCL_PIPE_PERCENT_GFX) + pipe_num;
4107 	tmp = RREG32(reg);
4108 	tmp = REG_SET_FIELD(tmp, SPI_WCL_PIPE_PERCENT_GFX, VALUE, pipe_percent);
4109 	WREG32(reg, tmp);
4110 }
4111 
4112 static void gfx_v9_0_pipe_reserve_resources(struct amdgpu_device *adev,
4113 					    struct amdgpu_ring *ring,
4114 					    bool acquire)
4115 {
4116 	int i, pipe;
4117 	bool reserve;
4118 	struct amdgpu_ring *iring;
4119 
4120 	mutex_lock(&adev->gfx.pipe_reserve_mutex);
4121 	pipe = amdgpu_gfx_queue_to_bit(adev, ring->me, ring->pipe, 0);
4122 	if (acquire)
4123 		set_bit(pipe, adev->gfx.pipe_reserve_bitmap);
4124 	else
4125 		clear_bit(pipe, adev->gfx.pipe_reserve_bitmap);
4126 
4127 	if (!bitmap_weight(adev->gfx.pipe_reserve_bitmap, AMDGPU_MAX_COMPUTE_QUEUES)) {
4128 		/* Clear all reservations - everyone reacquires all resources */
4129 		for (i = 0; i < adev->gfx.num_gfx_rings; ++i)
4130 			gfx_v9_0_ring_set_pipe_percent(&adev->gfx.gfx_ring[i],
4131 						       true);
4132 
4133 		for (i = 0; i < adev->gfx.num_compute_rings; ++i)
4134 			gfx_v9_0_ring_set_pipe_percent(&adev->gfx.compute_ring[i],
4135 						       true);
4136 	} else {
4137 		/* Lower all pipes without a current reservation */
4138 		for (i = 0; i < adev->gfx.num_gfx_rings; ++i) {
4139 			iring = &adev->gfx.gfx_ring[i];
4140 			pipe = amdgpu_gfx_queue_to_bit(adev,
4141 						       iring->me,
4142 						       iring->pipe,
4143 						       0);
4144 			reserve = test_bit(pipe, adev->gfx.pipe_reserve_bitmap);
4145 			gfx_v9_0_ring_set_pipe_percent(iring, reserve);
4146 		}
4147 
4148 		for (i = 0; i < adev->gfx.num_compute_rings; ++i) {
4149 			iring = &adev->gfx.compute_ring[i];
4150 			pipe = amdgpu_gfx_queue_to_bit(adev,
4151 						       iring->me,
4152 						       iring->pipe,
4153 						       0);
4154 			reserve = test_bit(pipe, adev->gfx.pipe_reserve_bitmap);
4155 			gfx_v9_0_ring_set_pipe_percent(iring, reserve);
4156 		}
4157 	}
4158 
4159 	mutex_unlock(&adev->gfx.pipe_reserve_mutex);
4160 }
4161 
4162 static void gfx_v9_0_hqd_set_priority(struct amdgpu_device *adev,
4163 				      struct amdgpu_ring *ring,
4164 				      bool acquire)
4165 {
4166 	uint32_t pipe_priority = acquire ? 0x2 : 0x0;
4167 	uint32_t queue_priority = acquire ? 0xf : 0x0;
4168 
4169 	mutex_lock(&adev->srbm_mutex);
4170 	soc15_grbm_select(adev, ring->me, ring->pipe, ring->queue, 0);
4171 
4172 	WREG32_SOC15(GC, 0, mmCP_HQD_PIPE_PRIORITY, pipe_priority);
4173 	WREG32_SOC15(GC, 0, mmCP_HQD_QUEUE_PRIORITY, queue_priority);
4174 
4175 	soc15_grbm_select(adev, 0, 0, 0, 0);
4176 	mutex_unlock(&adev->srbm_mutex);
4177 }
4178 
4179 static void gfx_v9_0_ring_set_priority_compute(struct amdgpu_ring *ring,
4180 					       enum drm_sched_priority priority)
4181 {
4182 	struct amdgpu_device *adev = ring->adev;
4183 	bool acquire = priority == DRM_SCHED_PRIORITY_HIGH_HW;
4184 
4185 	if (ring->funcs->type != AMDGPU_RING_TYPE_COMPUTE)
4186 		return;
4187 
4188 	gfx_v9_0_hqd_set_priority(adev, ring, acquire);
4189 	gfx_v9_0_pipe_reserve_resources(adev, ring, acquire);
4190 }
4191 
4192 static void gfx_v9_0_ring_set_wptr_compute(struct amdgpu_ring *ring)
4193 {
4194 	struct amdgpu_device *adev = ring->adev;
4195 
4196 	/* XXX check if swapping is necessary on BE */
4197 	if (ring->use_doorbell) {
4198 		atomic64_set((atomic64_t*)&adev->wb.wb[ring->wptr_offs], ring->wptr);
4199 		WDOORBELL64(ring->doorbell_index, ring->wptr);
4200 	} else{
4201 		BUG(); /* only DOORBELL method supported on gfx9 now */
4202 	}
4203 }
4204 
4205 static void gfx_v9_0_ring_emit_fence_kiq(struct amdgpu_ring *ring, u64 addr,
4206 					 u64 seq, unsigned int flags)
4207 {
4208 	struct amdgpu_device *adev = ring->adev;
4209 
4210 	/* we only allocate 32bit for each seq wb address */
4211 	BUG_ON(flags & AMDGPU_FENCE_FLAG_64BIT);
4212 
4213 	/* write fence seq to the "addr" */
4214 	amdgpu_ring_write(ring, PACKET3(PACKET3_WRITE_DATA, 3));
4215 	amdgpu_ring_write(ring, (WRITE_DATA_ENGINE_SEL(0) |
4216 				 WRITE_DATA_DST_SEL(5) | WR_CONFIRM));
4217 	amdgpu_ring_write(ring, lower_32_bits(addr));
4218 	amdgpu_ring_write(ring, upper_32_bits(addr));
4219 	amdgpu_ring_write(ring, lower_32_bits(seq));
4220 
4221 	if (flags & AMDGPU_FENCE_FLAG_INT) {
4222 		/* set register to trigger INT */
4223 		amdgpu_ring_write(ring, PACKET3(PACKET3_WRITE_DATA, 3));
4224 		amdgpu_ring_write(ring, (WRITE_DATA_ENGINE_SEL(0) |
4225 					 WRITE_DATA_DST_SEL(0) | WR_CONFIRM));
4226 		amdgpu_ring_write(ring, SOC15_REG_OFFSET(GC, 0, mmCPC_INT_STATUS));
4227 		amdgpu_ring_write(ring, 0);
4228 		amdgpu_ring_write(ring, 0x20000000); /* src_id is 178 */
4229 	}
4230 }
4231 
4232 static void gfx_v9_ring_emit_sb(struct amdgpu_ring *ring)
4233 {
4234 	amdgpu_ring_write(ring, PACKET3(PACKET3_SWITCH_BUFFER, 0));
4235 	amdgpu_ring_write(ring, 0);
4236 }
4237 
4238 static void gfx_v9_0_ring_emit_ce_meta(struct amdgpu_ring *ring)
4239 {
4240 	struct v9_ce_ib_state ce_payload = {0};
4241 	uint64_t csa_addr;
4242 	int cnt;
4243 
4244 	cnt = (sizeof(ce_payload) >> 2) + 4 - 2;
4245 	csa_addr = amdgpu_csa_vaddr(ring->adev);
4246 
4247 	amdgpu_ring_write(ring, PACKET3(PACKET3_WRITE_DATA, cnt));
4248 	amdgpu_ring_write(ring, (WRITE_DATA_ENGINE_SEL(2) |
4249 				 WRITE_DATA_DST_SEL(8) |
4250 				 WR_CONFIRM) |
4251 				 WRITE_DATA_CACHE_POLICY(0));
4252 	amdgpu_ring_write(ring, lower_32_bits(csa_addr + offsetof(struct v9_gfx_meta_data, ce_payload)));
4253 	amdgpu_ring_write(ring, upper_32_bits(csa_addr + offsetof(struct v9_gfx_meta_data, ce_payload)));
4254 	amdgpu_ring_write_multiple(ring, (void *)&ce_payload, sizeof(ce_payload) >> 2);
4255 }
4256 
4257 static void gfx_v9_0_ring_emit_de_meta(struct amdgpu_ring *ring)
4258 {
4259 	struct v9_de_ib_state de_payload = {0};
4260 	uint64_t csa_addr, gds_addr;
4261 	int cnt;
4262 
4263 	csa_addr = amdgpu_csa_vaddr(ring->adev);
4264 	gds_addr = csa_addr + 4096;
4265 	de_payload.gds_backup_addrlo = lower_32_bits(gds_addr);
4266 	de_payload.gds_backup_addrhi = upper_32_bits(gds_addr);
4267 
4268 	cnt = (sizeof(de_payload) >> 2) + 4 - 2;
4269 	amdgpu_ring_write(ring, PACKET3(PACKET3_WRITE_DATA, cnt));
4270 	amdgpu_ring_write(ring, (WRITE_DATA_ENGINE_SEL(1) |
4271 				 WRITE_DATA_DST_SEL(8) |
4272 				 WR_CONFIRM) |
4273 				 WRITE_DATA_CACHE_POLICY(0));
4274 	amdgpu_ring_write(ring, lower_32_bits(csa_addr + offsetof(struct v9_gfx_meta_data, de_payload)));
4275 	amdgpu_ring_write(ring, upper_32_bits(csa_addr + offsetof(struct v9_gfx_meta_data, de_payload)));
4276 	amdgpu_ring_write_multiple(ring, (void *)&de_payload, sizeof(de_payload) >> 2);
4277 }
4278 
4279 static void gfx_v9_0_ring_emit_tmz(struct amdgpu_ring *ring, bool start)
4280 {
4281 	amdgpu_ring_write(ring, PACKET3(PACKET3_FRAME_CONTROL, 0));
4282 	amdgpu_ring_write(ring, FRAME_CMD(start ? 0 : 1)); /* frame_end */
4283 }
4284 
4285 static void gfx_v9_ring_emit_cntxcntl(struct amdgpu_ring *ring, uint32_t flags)
4286 {
4287 	uint32_t dw2 = 0;
4288 
4289 	if (amdgpu_sriov_vf(ring->adev))
4290 		gfx_v9_0_ring_emit_ce_meta(ring);
4291 
4292 	gfx_v9_0_ring_emit_tmz(ring, true);
4293 
4294 	dw2 |= 0x80000000; /* set load_enable otherwise this package is just NOPs */
4295 	if (flags & AMDGPU_HAVE_CTX_SWITCH) {
4296 		/* set load_global_config & load_global_uconfig */
4297 		dw2 |= 0x8001;
4298 		/* set load_cs_sh_regs */
4299 		dw2 |= 0x01000000;
4300 		/* set load_per_context_state & load_gfx_sh_regs for GFX */
4301 		dw2 |= 0x10002;
4302 
4303 		/* set load_ce_ram if preamble presented */
4304 		if (AMDGPU_PREAMBLE_IB_PRESENT & flags)
4305 			dw2 |= 0x10000000;
4306 	} else {
4307 		/* still load_ce_ram if this is the first time preamble presented
4308 		 * although there is no context switch happens.
4309 		 */
4310 		if (AMDGPU_PREAMBLE_IB_PRESENT_FIRST & flags)
4311 			dw2 |= 0x10000000;
4312 	}
4313 
4314 	amdgpu_ring_write(ring, PACKET3(PACKET3_CONTEXT_CONTROL, 1));
4315 	amdgpu_ring_write(ring, dw2);
4316 	amdgpu_ring_write(ring, 0);
4317 }
4318 
4319 static unsigned gfx_v9_0_ring_emit_init_cond_exec(struct amdgpu_ring *ring)
4320 {
4321 	unsigned ret;
4322 	amdgpu_ring_write(ring, PACKET3(PACKET3_COND_EXEC, 3));
4323 	amdgpu_ring_write(ring, lower_32_bits(ring->cond_exe_gpu_addr));
4324 	amdgpu_ring_write(ring, upper_32_bits(ring->cond_exe_gpu_addr));
4325 	amdgpu_ring_write(ring, 0); /* discard following DWs if *cond_exec_gpu_addr==0 */
4326 	ret = ring->wptr & ring->buf_mask;
4327 	amdgpu_ring_write(ring, 0x55aa55aa); /* patch dummy value later */
4328 	return ret;
4329 }
4330 
4331 static void gfx_v9_0_ring_emit_patch_cond_exec(struct amdgpu_ring *ring, unsigned offset)
4332 {
4333 	unsigned cur;
4334 	BUG_ON(offset > ring->buf_mask);
4335 	BUG_ON(ring->ring[offset] != 0x55aa55aa);
4336 
4337 	cur = (ring->wptr & ring->buf_mask) - 1;
4338 	if (likely(cur > offset))
4339 		ring->ring[offset] = cur - offset;
4340 	else
4341 		ring->ring[offset] = (ring->ring_size>>2) - offset + cur;
4342 }
4343 
4344 static void gfx_v9_0_ring_emit_rreg(struct amdgpu_ring *ring, uint32_t reg)
4345 {
4346 	struct amdgpu_device *adev = ring->adev;
4347 
4348 	amdgpu_ring_write(ring, PACKET3(PACKET3_COPY_DATA, 4));
4349 	amdgpu_ring_write(ring, 0 |	/* src: register*/
4350 				(5 << 8) |	/* dst: memory */
4351 				(1 << 20));	/* write confirm */
4352 	amdgpu_ring_write(ring, reg);
4353 	amdgpu_ring_write(ring, 0);
4354 	amdgpu_ring_write(ring, lower_32_bits(adev->wb.gpu_addr +
4355 				adev->virt.reg_val_offs * 4));
4356 	amdgpu_ring_write(ring, upper_32_bits(adev->wb.gpu_addr +
4357 				adev->virt.reg_val_offs * 4));
4358 }
4359 
4360 static void gfx_v9_0_ring_emit_wreg(struct amdgpu_ring *ring, uint32_t reg,
4361 				    uint32_t val)
4362 {
4363 	uint32_t cmd = 0;
4364 
4365 	switch (ring->funcs->type) {
4366 	case AMDGPU_RING_TYPE_GFX:
4367 		cmd = WRITE_DATA_ENGINE_SEL(1) | WR_CONFIRM;
4368 		break;
4369 	case AMDGPU_RING_TYPE_KIQ:
4370 		cmd = (1 << 16); /* no inc addr */
4371 		break;
4372 	default:
4373 		cmd = WR_CONFIRM;
4374 		break;
4375 	}
4376 	amdgpu_ring_write(ring, PACKET3(PACKET3_WRITE_DATA, 3));
4377 	amdgpu_ring_write(ring, cmd);
4378 	amdgpu_ring_write(ring, reg);
4379 	amdgpu_ring_write(ring, 0);
4380 	amdgpu_ring_write(ring, val);
4381 }
4382 
4383 static void gfx_v9_0_ring_emit_reg_wait(struct amdgpu_ring *ring, uint32_t reg,
4384 					uint32_t val, uint32_t mask)
4385 {
4386 	gfx_v9_0_wait_reg_mem(ring, 0, 0, 0, reg, 0, val, mask, 0x20);
4387 }
4388 
4389 static void gfx_v9_0_ring_emit_reg_write_reg_wait(struct amdgpu_ring *ring,
4390 						  uint32_t reg0, uint32_t reg1,
4391 						  uint32_t ref, uint32_t mask)
4392 {
4393 	int usepfp = (ring->funcs->type == AMDGPU_RING_TYPE_GFX);
4394 	struct amdgpu_device *adev = ring->adev;
4395 	bool fw_version_ok = (ring->funcs->type == AMDGPU_RING_TYPE_GFX) ?
4396 		adev->gfx.me_fw_write_wait : adev->gfx.mec_fw_write_wait;
4397 
4398 	if (fw_version_ok)
4399 		gfx_v9_0_wait_reg_mem(ring, usepfp, 0, 1, reg0, reg1,
4400 				      ref, mask, 0x20);
4401 	else
4402 		amdgpu_ring_emit_reg_write_reg_wait_helper(ring, reg0, reg1,
4403 							   ref, mask);
4404 }
4405 
4406 static void gfx_v9_0_ring_soft_recovery(struct amdgpu_ring *ring, unsigned vmid)
4407 {
4408 	struct amdgpu_device *adev = ring->adev;
4409 	uint32_t value = 0;
4410 
4411 	value = REG_SET_FIELD(value, SQ_CMD, CMD, 0x03);
4412 	value = REG_SET_FIELD(value, SQ_CMD, MODE, 0x01);
4413 	value = REG_SET_FIELD(value, SQ_CMD, CHECK_VMID, 1);
4414 	value = REG_SET_FIELD(value, SQ_CMD, VM_ID, vmid);
4415 	WREG32(mmSQ_CMD, value);
4416 }
4417 
4418 static void gfx_v9_0_set_gfx_eop_interrupt_state(struct amdgpu_device *adev,
4419 						 enum amdgpu_interrupt_state state)
4420 {
4421 	switch (state) {
4422 	case AMDGPU_IRQ_STATE_DISABLE:
4423 	case AMDGPU_IRQ_STATE_ENABLE:
4424 		WREG32_FIELD15(GC, 0, CP_INT_CNTL_RING0,
4425 			       TIME_STAMP_INT_ENABLE,
4426 			       state == AMDGPU_IRQ_STATE_ENABLE ? 1 : 0);
4427 		break;
4428 	default:
4429 		break;
4430 	}
4431 }
4432 
4433 static void gfx_v9_0_set_compute_eop_interrupt_state(struct amdgpu_device *adev,
4434 						     int me, int pipe,
4435 						     enum amdgpu_interrupt_state state)
4436 {
4437 	u32 mec_int_cntl, mec_int_cntl_reg;
4438 
4439 	/*
4440 	 * amdgpu controls only the first MEC. That's why this function only
4441 	 * handles the setting of interrupts for this specific MEC. All other
4442 	 * pipes' interrupts are set by amdkfd.
4443 	 */
4444 
4445 	if (me == 1) {
4446 		switch (pipe) {
4447 		case 0:
4448 			mec_int_cntl_reg = SOC15_REG_OFFSET(GC, 0, mmCP_ME1_PIPE0_INT_CNTL);
4449 			break;
4450 		case 1:
4451 			mec_int_cntl_reg = SOC15_REG_OFFSET(GC, 0, mmCP_ME1_PIPE1_INT_CNTL);
4452 			break;
4453 		case 2:
4454 			mec_int_cntl_reg = SOC15_REG_OFFSET(GC, 0, mmCP_ME1_PIPE2_INT_CNTL);
4455 			break;
4456 		case 3:
4457 			mec_int_cntl_reg = SOC15_REG_OFFSET(GC, 0, mmCP_ME1_PIPE3_INT_CNTL);
4458 			break;
4459 		default:
4460 			DRM_DEBUG("invalid pipe %d\n", pipe);
4461 			return;
4462 		}
4463 	} else {
4464 		DRM_DEBUG("invalid me %d\n", me);
4465 		return;
4466 	}
4467 
4468 	switch (state) {
4469 	case AMDGPU_IRQ_STATE_DISABLE:
4470 		mec_int_cntl = RREG32(mec_int_cntl_reg);
4471 		mec_int_cntl = REG_SET_FIELD(mec_int_cntl, CP_ME1_PIPE0_INT_CNTL,
4472 					     TIME_STAMP_INT_ENABLE, 0);
4473 		WREG32(mec_int_cntl_reg, mec_int_cntl);
4474 		break;
4475 	case AMDGPU_IRQ_STATE_ENABLE:
4476 		mec_int_cntl = RREG32(mec_int_cntl_reg);
4477 		mec_int_cntl = REG_SET_FIELD(mec_int_cntl, CP_ME1_PIPE0_INT_CNTL,
4478 					     TIME_STAMP_INT_ENABLE, 1);
4479 		WREG32(mec_int_cntl_reg, mec_int_cntl);
4480 		break;
4481 	default:
4482 		break;
4483 	}
4484 }
4485 
4486 static int gfx_v9_0_set_priv_reg_fault_state(struct amdgpu_device *adev,
4487 					     struct amdgpu_irq_src *source,
4488 					     unsigned type,
4489 					     enum amdgpu_interrupt_state state)
4490 {
4491 	switch (state) {
4492 	case AMDGPU_IRQ_STATE_DISABLE:
4493 	case AMDGPU_IRQ_STATE_ENABLE:
4494 		WREG32_FIELD15(GC, 0, CP_INT_CNTL_RING0,
4495 			       PRIV_REG_INT_ENABLE,
4496 			       state == AMDGPU_IRQ_STATE_ENABLE ? 1 : 0);
4497 		break;
4498 	default:
4499 		break;
4500 	}
4501 
4502 	return 0;
4503 }
4504 
4505 static int gfx_v9_0_set_priv_inst_fault_state(struct amdgpu_device *adev,
4506 					      struct amdgpu_irq_src *source,
4507 					      unsigned type,
4508 					      enum amdgpu_interrupt_state state)
4509 {
4510 	switch (state) {
4511 	case AMDGPU_IRQ_STATE_DISABLE:
4512 	case AMDGPU_IRQ_STATE_ENABLE:
4513 		WREG32_FIELD15(GC, 0, CP_INT_CNTL_RING0,
4514 			       PRIV_INSTR_INT_ENABLE,
4515 			       state == AMDGPU_IRQ_STATE_ENABLE ? 1 : 0);
4516 	default:
4517 		break;
4518 	}
4519 
4520 	return 0;
4521 }
4522 
4523 static int gfx_v9_0_set_eop_interrupt_state(struct amdgpu_device *adev,
4524 					    struct amdgpu_irq_src *src,
4525 					    unsigned type,
4526 					    enum amdgpu_interrupt_state state)
4527 {
4528 	switch (type) {
4529 	case AMDGPU_CP_IRQ_GFX_EOP:
4530 		gfx_v9_0_set_gfx_eop_interrupt_state(adev, state);
4531 		break;
4532 	case AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE0_EOP:
4533 		gfx_v9_0_set_compute_eop_interrupt_state(adev, 1, 0, state);
4534 		break;
4535 	case AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE1_EOP:
4536 		gfx_v9_0_set_compute_eop_interrupt_state(adev, 1, 1, state);
4537 		break;
4538 	case AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE2_EOP:
4539 		gfx_v9_0_set_compute_eop_interrupt_state(adev, 1, 2, state);
4540 		break;
4541 	case AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE3_EOP:
4542 		gfx_v9_0_set_compute_eop_interrupt_state(adev, 1, 3, state);
4543 		break;
4544 	case AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE0_EOP:
4545 		gfx_v9_0_set_compute_eop_interrupt_state(adev, 2, 0, state);
4546 		break;
4547 	case AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE1_EOP:
4548 		gfx_v9_0_set_compute_eop_interrupt_state(adev, 2, 1, state);
4549 		break;
4550 	case AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE2_EOP:
4551 		gfx_v9_0_set_compute_eop_interrupt_state(adev, 2, 2, state);
4552 		break;
4553 	case AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE3_EOP:
4554 		gfx_v9_0_set_compute_eop_interrupt_state(adev, 2, 3, state);
4555 		break;
4556 	default:
4557 		break;
4558 	}
4559 	return 0;
4560 }
4561 
4562 static int gfx_v9_0_eop_irq(struct amdgpu_device *adev,
4563 			    struct amdgpu_irq_src *source,
4564 			    struct amdgpu_iv_entry *entry)
4565 {
4566 	int i;
4567 	u8 me_id, pipe_id, queue_id;
4568 	struct amdgpu_ring *ring;
4569 
4570 	DRM_DEBUG("IH: CP EOP\n");
4571 	me_id = (entry->ring_id & 0x0c) >> 2;
4572 	pipe_id = (entry->ring_id & 0x03) >> 0;
4573 	queue_id = (entry->ring_id & 0x70) >> 4;
4574 
4575 	switch (me_id) {
4576 	case 0:
4577 		amdgpu_fence_process(&adev->gfx.gfx_ring[0]);
4578 		break;
4579 	case 1:
4580 	case 2:
4581 		for (i = 0; i < adev->gfx.num_compute_rings; i++) {
4582 			ring = &adev->gfx.compute_ring[i];
4583 			/* Per-queue interrupt is supported for MEC starting from VI.
4584 			  * The interrupt can only be enabled/disabled per pipe instead of per queue.
4585 			  */
4586 			if ((ring->me == me_id) && (ring->pipe == pipe_id) && (ring->queue == queue_id))
4587 				amdgpu_fence_process(ring);
4588 		}
4589 		break;
4590 	}
4591 	return 0;
4592 }
4593 
4594 static int gfx_v9_0_priv_reg_irq(struct amdgpu_device *adev,
4595 				 struct amdgpu_irq_src *source,
4596 				 struct amdgpu_iv_entry *entry)
4597 {
4598 	DRM_ERROR("Illegal register access in command stream\n");
4599 	schedule_work(&adev->reset_work);
4600 	return 0;
4601 }
4602 
4603 static int gfx_v9_0_priv_inst_irq(struct amdgpu_device *adev,
4604 				  struct amdgpu_irq_src *source,
4605 				  struct amdgpu_iv_entry *entry)
4606 {
4607 	DRM_ERROR("Illegal instruction in command stream\n");
4608 	schedule_work(&adev->reset_work);
4609 	return 0;
4610 }
4611 
4612 static int gfx_v9_0_kiq_set_interrupt_state(struct amdgpu_device *adev,
4613 					    struct amdgpu_irq_src *src,
4614 					    unsigned int type,
4615 					    enum amdgpu_interrupt_state state)
4616 {
4617 	uint32_t tmp, target;
4618 	struct amdgpu_ring *ring = &(adev->gfx.kiq.ring);
4619 
4620 	if (ring->me == 1)
4621 		target = SOC15_REG_OFFSET(GC, 0, mmCP_ME1_PIPE0_INT_CNTL);
4622 	else
4623 		target = SOC15_REG_OFFSET(GC, 0, mmCP_ME2_PIPE0_INT_CNTL);
4624 	target += ring->pipe;
4625 
4626 	switch (type) {
4627 	case AMDGPU_CP_KIQ_IRQ_DRIVER0:
4628 		if (state == AMDGPU_IRQ_STATE_DISABLE) {
4629 			tmp = RREG32_SOC15(GC, 0, mmCPC_INT_CNTL);
4630 			tmp = REG_SET_FIELD(tmp, CPC_INT_CNTL,
4631 						 GENERIC2_INT_ENABLE, 0);
4632 			WREG32_SOC15(GC, 0, mmCPC_INT_CNTL, tmp);
4633 
4634 			tmp = RREG32(target);
4635 			tmp = REG_SET_FIELD(tmp, CP_ME2_PIPE0_INT_CNTL,
4636 						 GENERIC2_INT_ENABLE, 0);
4637 			WREG32(target, tmp);
4638 		} else {
4639 			tmp = RREG32_SOC15(GC, 0, mmCPC_INT_CNTL);
4640 			tmp = REG_SET_FIELD(tmp, CPC_INT_CNTL,
4641 						 GENERIC2_INT_ENABLE, 1);
4642 			WREG32_SOC15(GC, 0, mmCPC_INT_CNTL, tmp);
4643 
4644 			tmp = RREG32(target);
4645 			tmp = REG_SET_FIELD(tmp, CP_ME2_PIPE0_INT_CNTL,
4646 						 GENERIC2_INT_ENABLE, 1);
4647 			WREG32(target, tmp);
4648 		}
4649 		break;
4650 	default:
4651 		BUG(); /* kiq only support GENERIC2_INT now */
4652 		break;
4653 	}
4654 	return 0;
4655 }
4656 
4657 static int gfx_v9_0_kiq_irq(struct amdgpu_device *adev,
4658 			    struct amdgpu_irq_src *source,
4659 			    struct amdgpu_iv_entry *entry)
4660 {
4661 	u8 me_id, pipe_id, queue_id;
4662 	struct amdgpu_ring *ring = &(adev->gfx.kiq.ring);
4663 
4664 	me_id = (entry->ring_id & 0x0c) >> 2;
4665 	pipe_id = (entry->ring_id & 0x03) >> 0;
4666 	queue_id = (entry->ring_id & 0x70) >> 4;
4667 	DRM_DEBUG("IH: CPC GENERIC2_INT, me:%d, pipe:%d, queue:%d\n",
4668 		   me_id, pipe_id, queue_id);
4669 
4670 	amdgpu_fence_process(ring);
4671 	return 0;
4672 }
4673 
4674 static const struct amd_ip_funcs gfx_v9_0_ip_funcs = {
4675 	.name = "gfx_v9_0",
4676 	.early_init = gfx_v9_0_early_init,
4677 	.late_init = gfx_v9_0_late_init,
4678 	.sw_init = gfx_v9_0_sw_init,
4679 	.sw_fini = gfx_v9_0_sw_fini,
4680 	.hw_init = gfx_v9_0_hw_init,
4681 	.hw_fini = gfx_v9_0_hw_fini,
4682 	.suspend = gfx_v9_0_suspend,
4683 	.resume = gfx_v9_0_resume,
4684 	.is_idle = gfx_v9_0_is_idle,
4685 	.wait_for_idle = gfx_v9_0_wait_for_idle,
4686 	.soft_reset = gfx_v9_0_soft_reset,
4687 	.set_clockgating_state = gfx_v9_0_set_clockgating_state,
4688 	.set_powergating_state = gfx_v9_0_set_powergating_state,
4689 	.get_clockgating_state = gfx_v9_0_get_clockgating_state,
4690 };
4691 
4692 static const struct amdgpu_ring_funcs gfx_v9_0_ring_funcs_gfx = {
4693 	.type = AMDGPU_RING_TYPE_GFX,
4694 	.align_mask = 0xff,
4695 	.nop = PACKET3(PACKET3_NOP, 0x3FFF),
4696 	.support_64bit_ptrs = true,
4697 	.vmhub = AMDGPU_GFXHUB,
4698 	.get_rptr = gfx_v9_0_ring_get_rptr_gfx,
4699 	.get_wptr = gfx_v9_0_ring_get_wptr_gfx,
4700 	.set_wptr = gfx_v9_0_ring_set_wptr_gfx,
4701 	.emit_frame_size = /* totally 242 maximum if 16 IBs */
4702 		5 +  /* COND_EXEC */
4703 		7 +  /* PIPELINE_SYNC */
4704 		SOC15_FLUSH_GPU_TLB_NUM_WREG * 5 +
4705 		SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 7 +
4706 		2 + /* VM_FLUSH */
4707 		8 +  /* FENCE for VM_FLUSH */
4708 		20 + /* GDS switch */
4709 		4 + /* double SWITCH_BUFFER,
4710 		       the first COND_EXEC jump to the place just
4711 			   prior to this double SWITCH_BUFFER  */
4712 		5 + /* COND_EXEC */
4713 		7 +	 /*	HDP_flush */
4714 		4 +	 /*	VGT_flush */
4715 		14 + /*	CE_META */
4716 		31 + /*	DE_META */
4717 		3 + /* CNTX_CTRL */
4718 		5 + /* HDP_INVL */
4719 		8 + 8 + /* FENCE x2 */
4720 		2, /* SWITCH_BUFFER */
4721 	.emit_ib_size =	4, /* gfx_v9_0_ring_emit_ib_gfx */
4722 	.emit_ib = gfx_v9_0_ring_emit_ib_gfx,
4723 	.emit_fence = gfx_v9_0_ring_emit_fence,
4724 	.emit_pipeline_sync = gfx_v9_0_ring_emit_pipeline_sync,
4725 	.emit_vm_flush = gfx_v9_0_ring_emit_vm_flush,
4726 	.emit_gds_switch = gfx_v9_0_ring_emit_gds_switch,
4727 	.emit_hdp_flush = gfx_v9_0_ring_emit_hdp_flush,
4728 	.test_ring = gfx_v9_0_ring_test_ring,
4729 	.test_ib = gfx_v9_0_ring_test_ib,
4730 	.insert_nop = amdgpu_ring_insert_nop,
4731 	.pad_ib = amdgpu_ring_generic_pad_ib,
4732 	.emit_switch_buffer = gfx_v9_ring_emit_sb,
4733 	.emit_cntxcntl = gfx_v9_ring_emit_cntxcntl,
4734 	.init_cond_exec = gfx_v9_0_ring_emit_init_cond_exec,
4735 	.patch_cond_exec = gfx_v9_0_ring_emit_patch_cond_exec,
4736 	.emit_tmz = gfx_v9_0_ring_emit_tmz,
4737 	.emit_wreg = gfx_v9_0_ring_emit_wreg,
4738 	.emit_reg_wait = gfx_v9_0_ring_emit_reg_wait,
4739 	.emit_reg_write_reg_wait = gfx_v9_0_ring_emit_reg_write_reg_wait,
4740 	.soft_recovery = gfx_v9_0_ring_soft_recovery,
4741 };
4742 
4743 static const struct amdgpu_ring_funcs gfx_v9_0_ring_funcs_compute = {
4744 	.type = AMDGPU_RING_TYPE_COMPUTE,
4745 	.align_mask = 0xff,
4746 	.nop = PACKET3(PACKET3_NOP, 0x3FFF),
4747 	.support_64bit_ptrs = true,
4748 	.vmhub = AMDGPU_GFXHUB,
4749 	.get_rptr = gfx_v9_0_ring_get_rptr_compute,
4750 	.get_wptr = gfx_v9_0_ring_get_wptr_compute,
4751 	.set_wptr = gfx_v9_0_ring_set_wptr_compute,
4752 	.emit_frame_size =
4753 		20 + /* gfx_v9_0_ring_emit_gds_switch */
4754 		7 + /* gfx_v9_0_ring_emit_hdp_flush */
4755 		5 + /* hdp invalidate */
4756 		7 + /* gfx_v9_0_ring_emit_pipeline_sync */
4757 		SOC15_FLUSH_GPU_TLB_NUM_WREG * 5 +
4758 		SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 7 +
4759 		2 + /* gfx_v9_0_ring_emit_vm_flush */
4760 		8 + 8 + 8, /* gfx_v9_0_ring_emit_fence x3 for user fence, vm fence */
4761 	.emit_ib_size =	4, /* gfx_v9_0_ring_emit_ib_compute */
4762 	.emit_ib = gfx_v9_0_ring_emit_ib_compute,
4763 	.emit_fence = gfx_v9_0_ring_emit_fence,
4764 	.emit_pipeline_sync = gfx_v9_0_ring_emit_pipeline_sync,
4765 	.emit_vm_flush = gfx_v9_0_ring_emit_vm_flush,
4766 	.emit_gds_switch = gfx_v9_0_ring_emit_gds_switch,
4767 	.emit_hdp_flush = gfx_v9_0_ring_emit_hdp_flush,
4768 	.test_ring = gfx_v9_0_ring_test_ring,
4769 	.test_ib = gfx_v9_0_ring_test_ib,
4770 	.insert_nop = amdgpu_ring_insert_nop,
4771 	.pad_ib = amdgpu_ring_generic_pad_ib,
4772 	.set_priority = gfx_v9_0_ring_set_priority_compute,
4773 	.emit_wreg = gfx_v9_0_ring_emit_wreg,
4774 	.emit_reg_wait = gfx_v9_0_ring_emit_reg_wait,
4775 	.emit_reg_write_reg_wait = gfx_v9_0_ring_emit_reg_write_reg_wait,
4776 };
4777 
4778 static const struct amdgpu_ring_funcs gfx_v9_0_ring_funcs_kiq = {
4779 	.type = AMDGPU_RING_TYPE_KIQ,
4780 	.align_mask = 0xff,
4781 	.nop = PACKET3(PACKET3_NOP, 0x3FFF),
4782 	.support_64bit_ptrs = true,
4783 	.vmhub = AMDGPU_GFXHUB,
4784 	.get_rptr = gfx_v9_0_ring_get_rptr_compute,
4785 	.get_wptr = gfx_v9_0_ring_get_wptr_compute,
4786 	.set_wptr = gfx_v9_0_ring_set_wptr_compute,
4787 	.emit_frame_size =
4788 		20 + /* gfx_v9_0_ring_emit_gds_switch */
4789 		7 + /* gfx_v9_0_ring_emit_hdp_flush */
4790 		5 + /* hdp invalidate */
4791 		7 + /* gfx_v9_0_ring_emit_pipeline_sync */
4792 		SOC15_FLUSH_GPU_TLB_NUM_WREG * 5 +
4793 		SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 7 +
4794 		2 + /* gfx_v9_0_ring_emit_vm_flush */
4795 		8 + 8 + 8, /* gfx_v9_0_ring_emit_fence_kiq x3 for user fence, vm fence */
4796 	.emit_ib_size =	4, /* gfx_v9_0_ring_emit_ib_compute */
4797 	.emit_ib = gfx_v9_0_ring_emit_ib_compute,
4798 	.emit_fence = gfx_v9_0_ring_emit_fence_kiq,
4799 	.test_ring = gfx_v9_0_ring_test_ring,
4800 	.test_ib = gfx_v9_0_ring_test_ib,
4801 	.insert_nop = amdgpu_ring_insert_nop,
4802 	.pad_ib = amdgpu_ring_generic_pad_ib,
4803 	.emit_rreg = gfx_v9_0_ring_emit_rreg,
4804 	.emit_wreg = gfx_v9_0_ring_emit_wreg,
4805 	.emit_reg_wait = gfx_v9_0_ring_emit_reg_wait,
4806 	.emit_reg_write_reg_wait = gfx_v9_0_ring_emit_reg_write_reg_wait,
4807 };
4808 
4809 static void gfx_v9_0_set_ring_funcs(struct amdgpu_device *adev)
4810 {
4811 	int i;
4812 
4813 	adev->gfx.kiq.ring.funcs = &gfx_v9_0_ring_funcs_kiq;
4814 
4815 	for (i = 0; i < adev->gfx.num_gfx_rings; i++)
4816 		adev->gfx.gfx_ring[i].funcs = &gfx_v9_0_ring_funcs_gfx;
4817 
4818 	for (i = 0; i < adev->gfx.num_compute_rings; i++)
4819 		adev->gfx.compute_ring[i].funcs = &gfx_v9_0_ring_funcs_compute;
4820 }
4821 
4822 static const struct amdgpu_irq_src_funcs gfx_v9_0_kiq_irq_funcs = {
4823 	.set = gfx_v9_0_kiq_set_interrupt_state,
4824 	.process = gfx_v9_0_kiq_irq,
4825 };
4826 
4827 static const struct amdgpu_irq_src_funcs gfx_v9_0_eop_irq_funcs = {
4828 	.set = gfx_v9_0_set_eop_interrupt_state,
4829 	.process = gfx_v9_0_eop_irq,
4830 };
4831 
4832 static const struct amdgpu_irq_src_funcs gfx_v9_0_priv_reg_irq_funcs = {
4833 	.set = gfx_v9_0_set_priv_reg_fault_state,
4834 	.process = gfx_v9_0_priv_reg_irq,
4835 };
4836 
4837 static const struct amdgpu_irq_src_funcs gfx_v9_0_priv_inst_irq_funcs = {
4838 	.set = gfx_v9_0_set_priv_inst_fault_state,
4839 	.process = gfx_v9_0_priv_inst_irq,
4840 };
4841 
4842 static void gfx_v9_0_set_irq_funcs(struct amdgpu_device *adev)
4843 {
4844 	adev->gfx.eop_irq.num_types = AMDGPU_CP_IRQ_LAST;
4845 	adev->gfx.eop_irq.funcs = &gfx_v9_0_eop_irq_funcs;
4846 
4847 	adev->gfx.priv_reg_irq.num_types = 1;
4848 	adev->gfx.priv_reg_irq.funcs = &gfx_v9_0_priv_reg_irq_funcs;
4849 
4850 	adev->gfx.priv_inst_irq.num_types = 1;
4851 	adev->gfx.priv_inst_irq.funcs = &gfx_v9_0_priv_inst_irq_funcs;
4852 
4853 	adev->gfx.kiq.irq.num_types = AMDGPU_CP_KIQ_IRQ_LAST;
4854 	adev->gfx.kiq.irq.funcs = &gfx_v9_0_kiq_irq_funcs;
4855 }
4856 
4857 static void gfx_v9_0_set_rlc_funcs(struct amdgpu_device *adev)
4858 {
4859 	switch (adev->asic_type) {
4860 	case CHIP_VEGA10:
4861 	case CHIP_VEGA12:
4862 	case CHIP_VEGA20:
4863 	case CHIP_RAVEN:
4864 		adev->gfx.rlc.funcs = &gfx_v9_0_rlc_funcs;
4865 		break;
4866 	default:
4867 		break;
4868 	}
4869 }
4870 
4871 static void gfx_v9_0_set_gds_init(struct amdgpu_device *adev)
4872 {
4873 	/* init asci gds info */
4874 	adev->gds.mem.total_size = RREG32_SOC15(GC, 0, mmGDS_VMID0_SIZE);
4875 	adev->gds.gws.total_size = 64;
4876 	adev->gds.oa.total_size = 16;
4877 
4878 	if (adev->gds.mem.total_size == 64 * 1024) {
4879 		adev->gds.mem.gfx_partition_size = 4096;
4880 		adev->gds.mem.cs_partition_size = 4096;
4881 
4882 		adev->gds.gws.gfx_partition_size = 4;
4883 		adev->gds.gws.cs_partition_size = 4;
4884 
4885 		adev->gds.oa.gfx_partition_size = 4;
4886 		adev->gds.oa.cs_partition_size = 1;
4887 	} else {
4888 		adev->gds.mem.gfx_partition_size = 1024;
4889 		adev->gds.mem.cs_partition_size = 1024;
4890 
4891 		adev->gds.gws.gfx_partition_size = 16;
4892 		adev->gds.gws.cs_partition_size = 16;
4893 
4894 		adev->gds.oa.gfx_partition_size = 4;
4895 		adev->gds.oa.cs_partition_size = 4;
4896 	}
4897 }
4898 
4899 static void gfx_v9_0_set_user_cu_inactive_bitmap(struct amdgpu_device *adev,
4900 						 u32 bitmap)
4901 {
4902 	u32 data;
4903 
4904 	if (!bitmap)
4905 		return;
4906 
4907 	data = bitmap << GC_USER_SHADER_ARRAY_CONFIG__INACTIVE_CUS__SHIFT;
4908 	data &= GC_USER_SHADER_ARRAY_CONFIG__INACTIVE_CUS_MASK;
4909 
4910 	WREG32_SOC15(GC, 0, mmGC_USER_SHADER_ARRAY_CONFIG, data);
4911 }
4912 
4913 static u32 gfx_v9_0_get_cu_active_bitmap(struct amdgpu_device *adev)
4914 {
4915 	u32 data, mask;
4916 
4917 	data = RREG32_SOC15(GC, 0, mmCC_GC_SHADER_ARRAY_CONFIG);
4918 	data |= RREG32_SOC15(GC, 0, mmGC_USER_SHADER_ARRAY_CONFIG);
4919 
4920 	data &= CC_GC_SHADER_ARRAY_CONFIG__INACTIVE_CUS_MASK;
4921 	data >>= CC_GC_SHADER_ARRAY_CONFIG__INACTIVE_CUS__SHIFT;
4922 
4923 	mask = amdgpu_gfx_create_bitmask(adev->gfx.config.max_cu_per_sh);
4924 
4925 	return (~data) & mask;
4926 }
4927 
4928 static int gfx_v9_0_get_cu_info(struct amdgpu_device *adev,
4929 				 struct amdgpu_cu_info *cu_info)
4930 {
4931 	int i, j, k, counter, active_cu_number = 0;
4932 	u32 mask, bitmap, ao_bitmap, ao_cu_mask = 0;
4933 	unsigned disable_masks[4 * 2];
4934 
4935 	if (!adev || !cu_info)
4936 		return -EINVAL;
4937 
4938 	amdgpu_gfx_parse_disable_cu(disable_masks, 4, 2);
4939 
4940 	mutex_lock(&adev->grbm_idx_mutex);
4941 	for (i = 0; i < adev->gfx.config.max_shader_engines; i++) {
4942 		for (j = 0; j < adev->gfx.config.max_sh_per_se; j++) {
4943 			mask = 1;
4944 			ao_bitmap = 0;
4945 			counter = 0;
4946 			gfx_v9_0_select_se_sh(adev, i, j, 0xffffffff);
4947 			if (i < 4 && j < 2)
4948 				gfx_v9_0_set_user_cu_inactive_bitmap(
4949 					adev, disable_masks[i * 2 + j]);
4950 			bitmap = gfx_v9_0_get_cu_active_bitmap(adev);
4951 			cu_info->bitmap[i][j] = bitmap;
4952 
4953 			for (k = 0; k < adev->gfx.config.max_cu_per_sh; k ++) {
4954 				if (bitmap & mask) {
4955 					if (counter < adev->gfx.config.max_cu_per_sh)
4956 						ao_bitmap |= mask;
4957 					counter ++;
4958 				}
4959 				mask <<= 1;
4960 			}
4961 			active_cu_number += counter;
4962 			if (i < 2 && j < 2)
4963 				ao_cu_mask |= (ao_bitmap << (i * 16 + j * 8));
4964 			cu_info->ao_cu_bitmap[i][j] = ao_bitmap;
4965 		}
4966 	}
4967 	gfx_v9_0_select_se_sh(adev, 0xffffffff, 0xffffffff, 0xffffffff);
4968 	mutex_unlock(&adev->grbm_idx_mutex);
4969 
4970 	cu_info->number = active_cu_number;
4971 	cu_info->ao_cu_mask = ao_cu_mask;
4972 	cu_info->simd_per_cu = NUM_SIMD_PER_CU;
4973 
4974 	return 0;
4975 }
4976 
4977 const struct amdgpu_ip_block_version gfx_v9_0_ip_block =
4978 {
4979 	.type = AMD_IP_BLOCK_TYPE_GFX,
4980 	.major = 9,
4981 	.minor = 0,
4982 	.rev = 0,
4983 	.funcs = &gfx_v9_0_ip_funcs,
4984 };
4985