xref: /openbmc/linux/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c (revision 51c7b447)
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 #include "amdgpu_ras.h"
44 
45 #define GFX9_NUM_GFX_RINGS     1
46 #define GFX9_MEC_HPD_SIZE 4096
47 #define RLCG_UCODE_LOADING_START_ADDRESS 0x00002000L
48 #define RLC_SAVE_RESTORE_ADDR_STARTING_OFFSET 0x00000000L
49 
50 #define mmPWR_MISC_CNTL_STATUS					0x0183
51 #define mmPWR_MISC_CNTL_STATUS_BASE_IDX				0
52 #define PWR_MISC_CNTL_STATUS__PWR_GFX_RLC_CGPG_EN__SHIFT	0x0
53 #define PWR_MISC_CNTL_STATUS__PWR_GFXOFF_STATUS__SHIFT		0x1
54 #define PWR_MISC_CNTL_STATUS__PWR_GFX_RLC_CGPG_EN_MASK		0x00000001L
55 #define PWR_MISC_CNTL_STATUS__PWR_GFXOFF_STATUS_MASK		0x00000006L
56 
57 MODULE_FIRMWARE("amdgpu/vega10_ce.bin");
58 MODULE_FIRMWARE("amdgpu/vega10_pfp.bin");
59 MODULE_FIRMWARE("amdgpu/vega10_me.bin");
60 MODULE_FIRMWARE("amdgpu/vega10_mec.bin");
61 MODULE_FIRMWARE("amdgpu/vega10_mec2.bin");
62 MODULE_FIRMWARE("amdgpu/vega10_rlc.bin");
63 
64 MODULE_FIRMWARE("amdgpu/vega12_ce.bin");
65 MODULE_FIRMWARE("amdgpu/vega12_pfp.bin");
66 MODULE_FIRMWARE("amdgpu/vega12_me.bin");
67 MODULE_FIRMWARE("amdgpu/vega12_mec.bin");
68 MODULE_FIRMWARE("amdgpu/vega12_mec2.bin");
69 MODULE_FIRMWARE("amdgpu/vega12_rlc.bin");
70 
71 MODULE_FIRMWARE("amdgpu/vega20_ce.bin");
72 MODULE_FIRMWARE("amdgpu/vega20_pfp.bin");
73 MODULE_FIRMWARE("amdgpu/vega20_me.bin");
74 MODULE_FIRMWARE("amdgpu/vega20_mec.bin");
75 MODULE_FIRMWARE("amdgpu/vega20_mec2.bin");
76 MODULE_FIRMWARE("amdgpu/vega20_rlc.bin");
77 
78 MODULE_FIRMWARE("amdgpu/raven_ce.bin");
79 MODULE_FIRMWARE("amdgpu/raven_pfp.bin");
80 MODULE_FIRMWARE("amdgpu/raven_me.bin");
81 MODULE_FIRMWARE("amdgpu/raven_mec.bin");
82 MODULE_FIRMWARE("amdgpu/raven_mec2.bin");
83 MODULE_FIRMWARE("amdgpu/raven_rlc.bin");
84 
85 MODULE_FIRMWARE("amdgpu/picasso_ce.bin");
86 MODULE_FIRMWARE("amdgpu/picasso_pfp.bin");
87 MODULE_FIRMWARE("amdgpu/picasso_me.bin");
88 MODULE_FIRMWARE("amdgpu/picasso_mec.bin");
89 MODULE_FIRMWARE("amdgpu/picasso_mec2.bin");
90 MODULE_FIRMWARE("amdgpu/picasso_rlc.bin");
91 MODULE_FIRMWARE("amdgpu/picasso_rlc_am4.bin");
92 
93 MODULE_FIRMWARE("amdgpu/raven2_ce.bin");
94 MODULE_FIRMWARE("amdgpu/raven2_pfp.bin");
95 MODULE_FIRMWARE("amdgpu/raven2_me.bin");
96 MODULE_FIRMWARE("amdgpu/raven2_mec.bin");
97 MODULE_FIRMWARE("amdgpu/raven2_mec2.bin");
98 MODULE_FIRMWARE("amdgpu/raven2_rlc.bin");
99 
100 static const struct soc15_reg_golden golden_settings_gc_9_0[] =
101 {
102 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmDB_DEBUG2, 0xf00fffff, 0x00000400),
103 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmDB_DEBUG3, 0x80000000, 0x80000000),
104 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmGB_GPU_ID, 0x0000000f, 0x00000000),
105 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmPA_SC_BINNER_EVENT_CNTL_3, 0x00000003, 0x82400024),
106 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmPA_SC_ENHANCE, 0x3fffffff, 0x00000001),
107 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmPA_SC_LINE_STIPPLE_STATE, 0x0000ff0f, 0x00000000),
108 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmSH_MEM_CONFIG, 0x00001000, 0x00001000),
109 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmSPI_RESOURCE_RESERVE_CU_0, 0x0007ffff, 0x00000800),
110 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmSPI_RESOURCE_RESERVE_CU_1, 0x0007ffff, 0x00000800),
111 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmSPI_RESOURCE_RESERVE_EN_CU_0, 0x01ffffff, 0x0000ff87),
112 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmSPI_RESOURCE_RESERVE_EN_CU_1, 0x01ffffff, 0x0000ff8f),
113 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmSQC_CONFIG, 0x03000000, 0x020a2000),
114 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmTA_CNTL_AUX, 0xfffffeef, 0x010b0000),
115 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmTCP_CHAN_STEER_HI, 0xffffffff, 0x4a2c0e68),
116 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmTCP_CHAN_STEER_LO, 0xffffffff, 0xb5d3f197),
117 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmVGT_CACHE_INVALIDATION, 0x3fff3af3, 0x19200000),
118 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmVGT_GS_MAX_WAVE_ID, 0x00000fff, 0x000003ff),
119 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmCP_MEC1_F32_INT_DIS, 0x00000000, 0x00000800),
120 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmCP_MEC2_F32_INT_DIS, 0x00000000, 0x00000800),
121 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmCP_DEBUG, 0x00000000, 0x00008000)
122 };
123 
124 static const struct soc15_reg_golden golden_settings_gc_9_0_vg10[] =
125 {
126 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmCB_HW_CONTROL, 0x0000f000, 0x00012107),
127 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmCB_HW_CONTROL_3, 0x30000000, 0x10000000),
128 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmCPC_UTCL1_CNTL, 0x08000000, 0x08000080),
129 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmCPF_UTCL1_CNTL, 0x08000000, 0x08000080),
130 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmCPG_UTCL1_CNTL, 0x08000000, 0x08000080),
131 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmGB_ADDR_CONFIG, 0xffff77ff, 0x2a114042),
132 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmGB_ADDR_CONFIG_READ, 0xffff77ff, 0x2a114042),
133 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmIA_UTCL1_CNTL, 0x08000000, 0x08000080),
134 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmPA_SC_ENHANCE_1, 0x00008000, 0x00048000),
135 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmRLC_GPM_UTCL1_CNTL_0, 0x08000000, 0x08000080),
136 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmRLC_GPM_UTCL1_CNTL_1, 0x08000000, 0x08000080),
137 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmRLC_GPM_UTCL1_CNTL_2, 0x08000000, 0x08000080),
138 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmRLC_PREWALKER_UTCL1_CNTL, 0x08000000, 0x08000080),
139 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmRLC_SPM_UTCL1_CNTL, 0x08000000, 0x08000080),
140 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmRMI_UTCL1_CNTL2, 0x00030000, 0x00020000),
141 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmSPI_CONFIG_CNTL_1, 0x0000000f, 0x01000107),
142 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmTD_CNTL, 0x00001800, 0x00000800),
143 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmWD_UTCL1_CNTL, 0x08000000, 0x08000080)
144 };
145 
146 static const struct soc15_reg_golden golden_settings_gc_9_0_vg20[] =
147 {
148 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmCB_DCC_CONFIG, 0x0f000080, 0x04000080),
149 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmCB_HW_CONTROL_2, 0x0f000000, 0x0a000000),
150 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmCB_HW_CONTROL_3, 0x30000000, 0x10000000),
151 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmGB_ADDR_CONFIG, 0xf3e777ff, 0x22014042),
152 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmGB_ADDR_CONFIG_READ, 0xf3e777ff, 0x22014042),
153 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmDB_DEBUG2, 0x00003e00, 0x00000400),
154 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmPA_SC_ENHANCE_1, 0xff840000, 0x04040000),
155 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmRMI_UTCL1_CNTL2, 0x00030000, 0x00030000),
156 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmSPI_CONFIG_CNTL_1, 0xffff010f, 0x01000107),
157 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmTA_CNTL_AUX, 0x000b0000, 0x000b0000),
158 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmTD_CNTL, 0x01000000, 0x01000000)
159 };
160 
161 static const struct soc15_reg_golden golden_settings_gc_9_1[] =
162 {
163 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmCB_HW_CONTROL, 0xfffdf3cf, 0x00014104),
164 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmCPC_UTCL1_CNTL, 0x08000000, 0x08000080),
165 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmCPF_UTCL1_CNTL, 0x08000000, 0x08000080),
166 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmCPG_UTCL1_CNTL, 0x08000000, 0x08000080),
167 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmDB_DEBUG2, 0xf00fffff, 0x00000420),
168 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmGB_GPU_ID, 0x0000000f, 0x00000000),
169 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmIA_UTCL1_CNTL, 0x08000000, 0x08000080),
170 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmPA_SC_BINNER_EVENT_CNTL_3, 0x00000003, 0x82400024),
171 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmPA_SC_ENHANCE, 0x3fffffff, 0x00000001),
172 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmPA_SC_LINE_STIPPLE_STATE, 0x0000ff0f, 0x00000000),
173 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmRLC_GPM_UTCL1_CNTL_0, 0x08000000, 0x08000080),
174 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmRLC_GPM_UTCL1_CNTL_1, 0x08000000, 0x08000080),
175 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmRLC_GPM_UTCL1_CNTL_2, 0x08000000, 0x08000080),
176 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmRLC_PREWALKER_UTCL1_CNTL, 0x08000000, 0x08000080),
177 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmRLC_SPM_UTCL1_CNTL, 0x08000000, 0x08000080),
178 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmTA_CNTL_AUX, 0xfffffeef, 0x010b0000),
179 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmTCP_CHAN_STEER_HI, 0xffffffff, 0x00000000),
180 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmTCP_CHAN_STEER_LO, 0xffffffff, 0x00003120),
181 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmVGT_CACHE_INVALIDATION, 0x3fff3af3, 0x19200000),
182 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmVGT_GS_MAX_WAVE_ID, 0x00000fff, 0x000000ff),
183 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmWD_UTCL1_CNTL, 0x08000000, 0x08000080),
184 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmCP_MEC1_F32_INT_DIS, 0x00000000, 0x00000800),
185 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmCP_MEC2_F32_INT_DIS, 0x00000000, 0x00000800),
186 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmCP_DEBUG, 0x00000000, 0x00008000)
187 };
188 
189 static const struct soc15_reg_golden golden_settings_gc_9_1_rv1[] =
190 {
191 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmCB_HW_CONTROL_3, 0x30000000, 0x10000000),
192 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmGB_ADDR_CONFIG, 0xffff77ff, 0x24000042),
193 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmGB_ADDR_CONFIG_READ, 0xffff77ff, 0x24000042),
194 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmPA_SC_ENHANCE_1, 0xffffffff, 0x04048000),
195 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmPA_SC_MODE_CNTL_1, 0x06000000, 0x06000000),
196 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmRMI_UTCL1_CNTL2, 0x00030000, 0x00020000),
197 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmTD_CNTL, 0x01bd9f33, 0x00000800)
198 };
199 
200 static const struct soc15_reg_golden golden_settings_gc_9_1_rv2[] =
201 {
202 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmCB_DCC_CONFIG, 0xff7fffff, 0x04000000),
203 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmCB_HW_CONTROL, 0xfffdf3cf, 0x00014104),
204 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmCB_HW_CONTROL_2, 0xff7fffff, 0x0a000000),
205 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmCPC_UTCL1_CNTL, 0x7f0fffff, 0x08000080),
206 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmCPF_UTCL1_CNTL, 0xff8fffff, 0x08000080),
207 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmCPG_UTCL1_CNTL, 0x7f8fffff, 0x08000080),
208 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmGB_ADDR_CONFIG, 0xffff77ff, 0x26013041),
209 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmGB_ADDR_CONFIG_READ, 0xffff77ff, 0x26013041),
210 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmIA_UTCL1_CNTL, 0x3f8fffff, 0x08000080),
211 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmPA_SC_ENHANCE_1, 0xffffffff, 0x04040000),
212 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmRLC_GPM_UTCL1_CNTL_0, 0xff0fffff, 0x08000080),
213 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmRLC_GPM_UTCL1_CNTL_1, 0xff0fffff, 0x08000080),
214 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmRLC_GPM_UTCL1_CNTL_2, 0xff0fffff, 0x08000080),
215 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmRLC_PREWALKER_UTCL1_CNTL, 0xff0fffff, 0x08000080),
216 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmRLC_SPM_UTCL1_CNTL, 0xff0fffff, 0x08000080),
217 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmTCP_CHAN_STEER_HI, 0xffffffff, 0x00000000),
218 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmTCP_CHAN_STEER_LO, 0xffffffff, 0x00000010),
219 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmTD_CNTL, 0x01bd9f33, 0x01000000),
220 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmWD_UTCL1_CNTL, 0x3f8fffff, 0x08000080),
221 };
222 
223 static const struct soc15_reg_golden golden_settings_gc_9_x_common[] =
224 {
225 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmCP_SD_CNTL, 0xffffffff, 0x000001ff),
226 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmGRBM_CAM_INDEX, 0xffffffff, 0x00000000),
227 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmGRBM_CAM_DATA, 0xffffffff, 0x2544c382)
228 };
229 
230 static const struct soc15_reg_golden golden_settings_gc_9_2_1[] =
231 {
232 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmDB_DEBUG2, 0xf00fffff, 0x00000420),
233 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmGB_GPU_ID, 0x0000000f, 0x00000000),
234 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmPA_SC_BINNER_EVENT_CNTL_3, 0x00000003, 0x82400024),
235 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmPA_SC_ENHANCE, 0x3fffffff, 0x00000001),
236 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmPA_SC_LINE_STIPPLE_STATE, 0x0000ff0f, 0x00000000),
237 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmSH_MEM_CONFIG, 0x00001000, 0x00001000),
238 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmSPI_RESOURCE_RESERVE_CU_0, 0x0007ffff, 0x00000800),
239 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmSPI_RESOURCE_RESERVE_CU_1, 0x0007ffff, 0x00000800),
240 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmSPI_RESOURCE_RESERVE_EN_CU_0, 0x01ffffff, 0x0000ff87),
241 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmSPI_RESOURCE_RESERVE_EN_CU_1, 0x01ffffff, 0x0000ff8f),
242 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmSQC_CONFIG, 0x03000000, 0x020a2000),
243 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmTA_CNTL_AUX, 0xfffffeef, 0x010b0000),
244 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmTCP_CHAN_STEER_HI, 0xffffffff, 0x4a2c0e68),
245 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmTCP_CHAN_STEER_LO, 0xffffffff, 0xb5d3f197),
246 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmVGT_CACHE_INVALIDATION, 0x3fff3af3, 0x19200000),
247 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmVGT_GS_MAX_WAVE_ID, 0x00000fff, 0x000003ff)
248 };
249 
250 static const struct soc15_reg_golden golden_settings_gc_9_2_1_vg12[] =
251 {
252 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmCB_DCC_CONFIG, 0x00000080, 0x04000080),
253 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmCB_HW_CONTROL, 0xfffdf3cf, 0x00014104),
254 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmCB_HW_CONTROL_2, 0x0f000000, 0x0a000000),
255 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmGB_ADDR_CONFIG, 0xffff77ff, 0x24104041),
256 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmGB_ADDR_CONFIG_READ, 0xffff77ff, 0x24104041),
257 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmPA_SC_ENHANCE_1, 0xffffffff, 0x04040000),
258 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmSPI_CONFIG_CNTL_1, 0xffff03ff, 0x01000107),
259 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmTCP_CHAN_STEER_HI, 0xffffffff, 0x00000000),
260 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmTCP_CHAN_STEER_LO, 0xffffffff, 0x76325410),
261 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmTD_CNTL, 0x01bd9f33, 0x01000000),
262 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmCP_MEC1_F32_INT_DIS, 0x00000000, 0x00000800),
263 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmCP_MEC2_F32_INT_DIS, 0x00000000, 0x00000800),
264 	SOC15_REG_GOLDEN_VALUE(GC, 0, mmCP_DEBUG, 0x00000000, 0x00008000)
265 };
266 
267 static const u32 GFX_RLC_SRM_INDEX_CNTL_ADDR_OFFSETS[] =
268 {
269 	mmRLC_SRM_INDEX_CNTL_ADDR_0 - mmRLC_SRM_INDEX_CNTL_ADDR_0,
270 	mmRLC_SRM_INDEX_CNTL_ADDR_1 - mmRLC_SRM_INDEX_CNTL_ADDR_0,
271 	mmRLC_SRM_INDEX_CNTL_ADDR_2 - mmRLC_SRM_INDEX_CNTL_ADDR_0,
272 	mmRLC_SRM_INDEX_CNTL_ADDR_3 - mmRLC_SRM_INDEX_CNTL_ADDR_0,
273 	mmRLC_SRM_INDEX_CNTL_ADDR_4 - mmRLC_SRM_INDEX_CNTL_ADDR_0,
274 	mmRLC_SRM_INDEX_CNTL_ADDR_5 - mmRLC_SRM_INDEX_CNTL_ADDR_0,
275 	mmRLC_SRM_INDEX_CNTL_ADDR_6 - mmRLC_SRM_INDEX_CNTL_ADDR_0,
276 	mmRLC_SRM_INDEX_CNTL_ADDR_7 - mmRLC_SRM_INDEX_CNTL_ADDR_0,
277 };
278 
279 static const u32 GFX_RLC_SRM_INDEX_CNTL_DATA_OFFSETS[] =
280 {
281 	mmRLC_SRM_INDEX_CNTL_DATA_0 - mmRLC_SRM_INDEX_CNTL_DATA_0,
282 	mmRLC_SRM_INDEX_CNTL_DATA_1 - mmRLC_SRM_INDEX_CNTL_DATA_0,
283 	mmRLC_SRM_INDEX_CNTL_DATA_2 - mmRLC_SRM_INDEX_CNTL_DATA_0,
284 	mmRLC_SRM_INDEX_CNTL_DATA_3 - mmRLC_SRM_INDEX_CNTL_DATA_0,
285 	mmRLC_SRM_INDEX_CNTL_DATA_4 - mmRLC_SRM_INDEX_CNTL_DATA_0,
286 	mmRLC_SRM_INDEX_CNTL_DATA_5 - mmRLC_SRM_INDEX_CNTL_DATA_0,
287 	mmRLC_SRM_INDEX_CNTL_DATA_6 - mmRLC_SRM_INDEX_CNTL_DATA_0,
288 	mmRLC_SRM_INDEX_CNTL_DATA_7 - mmRLC_SRM_INDEX_CNTL_DATA_0,
289 };
290 
291 #define VEGA10_GB_ADDR_CONFIG_GOLDEN 0x2a114042
292 #define VEGA12_GB_ADDR_CONFIG_GOLDEN 0x24104041
293 #define RAVEN_GB_ADDR_CONFIG_GOLDEN 0x24000042
294 #define RAVEN2_GB_ADDR_CONFIG_GOLDEN 0x26013041
295 
296 static void gfx_v9_0_set_ring_funcs(struct amdgpu_device *adev);
297 static void gfx_v9_0_set_irq_funcs(struct amdgpu_device *adev);
298 static void gfx_v9_0_set_gds_init(struct amdgpu_device *adev);
299 static void gfx_v9_0_set_rlc_funcs(struct amdgpu_device *adev);
300 static int gfx_v9_0_get_cu_info(struct amdgpu_device *adev,
301                                  struct amdgpu_cu_info *cu_info);
302 static uint64_t gfx_v9_0_get_gpu_clock_counter(struct amdgpu_device *adev);
303 static void gfx_v9_0_select_se_sh(struct amdgpu_device *adev, u32 se_num, u32 sh_num, u32 instance);
304 static void gfx_v9_0_ring_emit_de_meta(struct amdgpu_ring *ring);
305 
306 static void gfx_v9_0_init_golden_registers(struct amdgpu_device *adev)
307 {
308 	switch (adev->asic_type) {
309 	case CHIP_VEGA10:
310 		soc15_program_register_sequence(adev,
311 						 golden_settings_gc_9_0,
312 						 ARRAY_SIZE(golden_settings_gc_9_0));
313 		soc15_program_register_sequence(adev,
314 						 golden_settings_gc_9_0_vg10,
315 						 ARRAY_SIZE(golden_settings_gc_9_0_vg10));
316 		break;
317 	case CHIP_VEGA12:
318 		soc15_program_register_sequence(adev,
319 						golden_settings_gc_9_2_1,
320 						ARRAY_SIZE(golden_settings_gc_9_2_1));
321 		soc15_program_register_sequence(adev,
322 						golden_settings_gc_9_2_1_vg12,
323 						ARRAY_SIZE(golden_settings_gc_9_2_1_vg12));
324 		break;
325 	case CHIP_VEGA20:
326 		soc15_program_register_sequence(adev,
327 						golden_settings_gc_9_0,
328 						ARRAY_SIZE(golden_settings_gc_9_0));
329 		soc15_program_register_sequence(adev,
330 						golden_settings_gc_9_0_vg20,
331 						ARRAY_SIZE(golden_settings_gc_9_0_vg20));
332 		break;
333 	case CHIP_RAVEN:
334 		soc15_program_register_sequence(adev, golden_settings_gc_9_1,
335 						ARRAY_SIZE(golden_settings_gc_9_1));
336 		if (adev->rev_id >= 8)
337 			soc15_program_register_sequence(adev,
338 							golden_settings_gc_9_1_rv2,
339 							ARRAY_SIZE(golden_settings_gc_9_1_rv2));
340 		else
341 			soc15_program_register_sequence(adev,
342 							golden_settings_gc_9_1_rv1,
343 							ARRAY_SIZE(golden_settings_gc_9_1_rv1));
344 		break;
345 	default:
346 		break;
347 	}
348 
349 	soc15_program_register_sequence(adev, golden_settings_gc_9_x_common,
350 					(const u32)ARRAY_SIZE(golden_settings_gc_9_x_common));
351 }
352 
353 static void gfx_v9_0_scratch_init(struct amdgpu_device *adev)
354 {
355 	adev->gfx.scratch.num_reg = 8;
356 	adev->gfx.scratch.reg_base = SOC15_REG_OFFSET(GC, 0, mmSCRATCH_REG0);
357 	adev->gfx.scratch.free_mask = (1u << adev->gfx.scratch.num_reg) - 1;
358 }
359 
360 static void gfx_v9_0_write_data_to_reg(struct amdgpu_ring *ring, int eng_sel,
361 				       bool wc, uint32_t reg, uint32_t val)
362 {
363 	amdgpu_ring_write(ring, PACKET3(PACKET3_WRITE_DATA, 3));
364 	amdgpu_ring_write(ring, WRITE_DATA_ENGINE_SEL(eng_sel) |
365 				WRITE_DATA_DST_SEL(0) |
366 				(wc ? WR_CONFIRM : 0));
367 	amdgpu_ring_write(ring, reg);
368 	amdgpu_ring_write(ring, 0);
369 	amdgpu_ring_write(ring, val);
370 }
371 
372 static void gfx_v9_0_wait_reg_mem(struct amdgpu_ring *ring, int eng_sel,
373 				  int mem_space, int opt, uint32_t addr0,
374 				  uint32_t addr1, uint32_t ref, uint32_t mask,
375 				  uint32_t inv)
376 {
377 	amdgpu_ring_write(ring, PACKET3(PACKET3_WAIT_REG_MEM, 5));
378 	amdgpu_ring_write(ring,
379 				 /* memory (1) or register (0) */
380 				 (WAIT_REG_MEM_MEM_SPACE(mem_space) |
381 				 WAIT_REG_MEM_OPERATION(opt) | /* wait */
382 				 WAIT_REG_MEM_FUNCTION(3) |  /* equal */
383 				 WAIT_REG_MEM_ENGINE(eng_sel)));
384 
385 	if (mem_space)
386 		BUG_ON(addr0 & 0x3); /* Dword align */
387 	amdgpu_ring_write(ring, addr0);
388 	amdgpu_ring_write(ring, addr1);
389 	amdgpu_ring_write(ring, ref);
390 	amdgpu_ring_write(ring, mask);
391 	amdgpu_ring_write(ring, inv); /* poll interval */
392 }
393 
394 static int gfx_v9_0_ring_test_ring(struct amdgpu_ring *ring)
395 {
396 	struct amdgpu_device *adev = ring->adev;
397 	uint32_t scratch;
398 	uint32_t tmp = 0;
399 	unsigned i;
400 	int r;
401 
402 	r = amdgpu_gfx_scratch_get(adev, &scratch);
403 	if (r)
404 		return r;
405 
406 	WREG32(scratch, 0xCAFEDEAD);
407 	r = amdgpu_ring_alloc(ring, 3);
408 	if (r)
409 		goto error_free_scratch;
410 
411 	amdgpu_ring_write(ring, PACKET3(PACKET3_SET_UCONFIG_REG, 1));
412 	amdgpu_ring_write(ring, (scratch - PACKET3_SET_UCONFIG_REG_START));
413 	amdgpu_ring_write(ring, 0xDEADBEEF);
414 	amdgpu_ring_commit(ring);
415 
416 	for (i = 0; i < adev->usec_timeout; i++) {
417 		tmp = RREG32(scratch);
418 		if (tmp == 0xDEADBEEF)
419 			break;
420 		DRM_UDELAY(1);
421 	}
422 
423 	if (i >= adev->usec_timeout)
424 		r = -ETIMEDOUT;
425 
426 error_free_scratch:
427 	amdgpu_gfx_scratch_free(adev, scratch);
428 	return r;
429 }
430 
431 static int gfx_v9_0_ring_test_ib(struct amdgpu_ring *ring, long timeout)
432 {
433 	struct amdgpu_device *adev = ring->adev;
434 	struct amdgpu_ib ib;
435 	struct dma_fence *f = NULL;
436 
437 	unsigned index;
438 	uint64_t gpu_addr;
439 	uint32_t tmp;
440 	long r;
441 
442 	r = amdgpu_device_wb_get(adev, &index);
443 	if (r)
444 		return r;
445 
446 	gpu_addr = adev->wb.gpu_addr + (index * 4);
447 	adev->wb.wb[index] = cpu_to_le32(0xCAFEDEAD);
448 	memset(&ib, 0, sizeof(ib));
449 	r = amdgpu_ib_get(adev, NULL, 16, &ib);
450 	if (r)
451 		goto err1;
452 
453 	ib.ptr[0] = PACKET3(PACKET3_WRITE_DATA, 3);
454 	ib.ptr[1] = WRITE_DATA_DST_SEL(5) | WR_CONFIRM;
455 	ib.ptr[2] = lower_32_bits(gpu_addr);
456 	ib.ptr[3] = upper_32_bits(gpu_addr);
457 	ib.ptr[4] = 0xDEADBEEF;
458 	ib.length_dw = 5;
459 
460 	r = amdgpu_ib_schedule(ring, 1, &ib, NULL, &f);
461 	if (r)
462 		goto err2;
463 
464 	r = dma_fence_wait_timeout(f, false, timeout);
465 	if (r == 0) {
466 		r = -ETIMEDOUT;
467 		goto err2;
468 	} else if (r < 0) {
469 		goto err2;
470 	}
471 
472 	tmp = adev->wb.wb[index];
473 	if (tmp == 0xDEADBEEF)
474 		r = 0;
475 	else
476 		r = -EINVAL;
477 
478 err2:
479 	amdgpu_ib_free(adev, &ib, NULL);
480 	dma_fence_put(f);
481 err1:
482 	amdgpu_device_wb_free(adev, index);
483 	return r;
484 }
485 
486 
487 static void gfx_v9_0_free_microcode(struct amdgpu_device *adev)
488 {
489 	release_firmware(adev->gfx.pfp_fw);
490 	adev->gfx.pfp_fw = NULL;
491 	release_firmware(adev->gfx.me_fw);
492 	adev->gfx.me_fw = NULL;
493 	release_firmware(adev->gfx.ce_fw);
494 	adev->gfx.ce_fw = NULL;
495 	release_firmware(adev->gfx.rlc_fw);
496 	adev->gfx.rlc_fw = NULL;
497 	release_firmware(adev->gfx.mec_fw);
498 	adev->gfx.mec_fw = NULL;
499 	release_firmware(adev->gfx.mec2_fw);
500 	adev->gfx.mec2_fw = NULL;
501 
502 	kfree(adev->gfx.rlc.register_list_format);
503 }
504 
505 static void gfx_v9_0_init_rlc_ext_microcode(struct amdgpu_device *adev)
506 {
507 	const struct rlc_firmware_header_v2_1 *rlc_hdr;
508 
509 	rlc_hdr = (const struct rlc_firmware_header_v2_1 *)adev->gfx.rlc_fw->data;
510 	adev->gfx.rlc_srlc_fw_version = le32_to_cpu(rlc_hdr->save_restore_list_cntl_ucode_ver);
511 	adev->gfx.rlc_srlc_feature_version = le32_to_cpu(rlc_hdr->save_restore_list_cntl_feature_ver);
512 	adev->gfx.rlc.save_restore_list_cntl_size_bytes = le32_to_cpu(rlc_hdr->save_restore_list_cntl_size_bytes);
513 	adev->gfx.rlc.save_restore_list_cntl = (u8 *)rlc_hdr + le32_to_cpu(rlc_hdr->save_restore_list_cntl_offset_bytes);
514 	adev->gfx.rlc_srlg_fw_version = le32_to_cpu(rlc_hdr->save_restore_list_gpm_ucode_ver);
515 	adev->gfx.rlc_srlg_feature_version = le32_to_cpu(rlc_hdr->save_restore_list_gpm_feature_ver);
516 	adev->gfx.rlc.save_restore_list_gpm_size_bytes = le32_to_cpu(rlc_hdr->save_restore_list_gpm_size_bytes);
517 	adev->gfx.rlc.save_restore_list_gpm = (u8 *)rlc_hdr + le32_to_cpu(rlc_hdr->save_restore_list_gpm_offset_bytes);
518 	adev->gfx.rlc_srls_fw_version = le32_to_cpu(rlc_hdr->save_restore_list_srm_ucode_ver);
519 	adev->gfx.rlc_srls_feature_version = le32_to_cpu(rlc_hdr->save_restore_list_srm_feature_ver);
520 	adev->gfx.rlc.save_restore_list_srm_size_bytes = le32_to_cpu(rlc_hdr->save_restore_list_srm_size_bytes);
521 	adev->gfx.rlc.save_restore_list_srm = (u8 *)rlc_hdr + le32_to_cpu(rlc_hdr->save_restore_list_srm_offset_bytes);
522 	adev->gfx.rlc.reg_list_format_direct_reg_list_length =
523 			le32_to_cpu(rlc_hdr->reg_list_format_direct_reg_list_length);
524 }
525 
526 static void gfx_v9_0_check_fw_write_wait(struct amdgpu_device *adev)
527 {
528 	adev->gfx.me_fw_write_wait = false;
529 	adev->gfx.mec_fw_write_wait = false;
530 
531 	switch (adev->asic_type) {
532 	case CHIP_VEGA10:
533 		if ((adev->gfx.me_fw_version >= 0x0000009c) &&
534 		    (adev->gfx.me_feature_version >= 42) &&
535 		    (adev->gfx.pfp_fw_version >=  0x000000b1) &&
536 		    (adev->gfx.pfp_feature_version >= 42))
537 			adev->gfx.me_fw_write_wait = true;
538 
539 		if ((adev->gfx.mec_fw_version >=  0x00000193) &&
540 		    (adev->gfx.mec_feature_version >= 42))
541 			adev->gfx.mec_fw_write_wait = true;
542 		break;
543 	case CHIP_VEGA12:
544 		if ((adev->gfx.me_fw_version >= 0x0000009c) &&
545 		    (adev->gfx.me_feature_version >= 44) &&
546 		    (adev->gfx.pfp_fw_version >=  0x000000b2) &&
547 		    (adev->gfx.pfp_feature_version >= 44))
548 			adev->gfx.me_fw_write_wait = true;
549 
550 		if ((adev->gfx.mec_fw_version >=  0x00000196) &&
551 		    (adev->gfx.mec_feature_version >= 44))
552 			adev->gfx.mec_fw_write_wait = true;
553 		break;
554 	case CHIP_VEGA20:
555 		if ((adev->gfx.me_fw_version >= 0x0000009c) &&
556 		    (adev->gfx.me_feature_version >= 44) &&
557 		    (adev->gfx.pfp_fw_version >=  0x000000b2) &&
558 		    (adev->gfx.pfp_feature_version >= 44))
559 			adev->gfx.me_fw_write_wait = true;
560 
561 		if ((adev->gfx.mec_fw_version >=  0x00000197) &&
562 		    (adev->gfx.mec_feature_version >= 44))
563 			adev->gfx.mec_fw_write_wait = true;
564 		break;
565 	case CHIP_RAVEN:
566 		if ((adev->gfx.me_fw_version >= 0x0000009c) &&
567 		    (adev->gfx.me_feature_version >= 42) &&
568 		    (adev->gfx.pfp_fw_version >=  0x000000b1) &&
569 		    (adev->gfx.pfp_feature_version >= 42))
570 			adev->gfx.me_fw_write_wait = true;
571 
572 		if ((adev->gfx.mec_fw_version >=  0x00000192) &&
573 		    (adev->gfx.mec_feature_version >= 42))
574 			adev->gfx.mec_fw_write_wait = true;
575 		break;
576 	default:
577 		break;
578 	}
579 }
580 
581 static void gfx_v9_0_check_if_need_gfxoff(struct amdgpu_device *adev)
582 {
583 	switch (adev->asic_type) {
584 	case CHIP_VEGA10:
585 	case CHIP_VEGA12:
586 	case CHIP_VEGA20:
587 		break;
588 	case CHIP_RAVEN:
589 		if (adev->rev_id >= 0x8 || adev->pdev->device == 0x15d8)
590 			break;
591 		if ((adev->gfx.rlc_fw_version < 531) ||
592 		    (adev->gfx.rlc_fw_version == 53815) ||
593 		    (adev->gfx.rlc_feature_version < 1) ||
594 		    !adev->gfx.rlc.is_rlc_v2_1)
595 			adev->pm.pp_feature &= ~PP_GFXOFF_MASK;
596 		break;
597 	default:
598 		break;
599 	}
600 }
601 
602 static int gfx_v9_0_init_microcode(struct amdgpu_device *adev)
603 {
604 	const char *chip_name;
605 	char fw_name[30];
606 	int err;
607 	struct amdgpu_firmware_info *info = NULL;
608 	const struct common_firmware_header *header = NULL;
609 	const struct gfx_firmware_header_v1_0 *cp_hdr;
610 	const struct rlc_firmware_header_v2_0 *rlc_hdr;
611 	unsigned int *tmp = NULL;
612 	unsigned int i = 0;
613 	uint16_t version_major;
614 	uint16_t version_minor;
615 
616 	DRM_DEBUG("\n");
617 
618 	switch (adev->asic_type) {
619 	case CHIP_VEGA10:
620 		chip_name = "vega10";
621 		break;
622 	case CHIP_VEGA12:
623 		chip_name = "vega12";
624 		break;
625 	case CHIP_VEGA20:
626 		chip_name = "vega20";
627 		break;
628 	case CHIP_RAVEN:
629 		if (adev->rev_id >= 8)
630 			chip_name = "raven2";
631 		else if (adev->pdev->device == 0x15d8)
632 			chip_name = "picasso";
633 		else
634 			chip_name = "raven";
635 		break;
636 	default:
637 		BUG();
638 	}
639 
640 	snprintf(fw_name, sizeof(fw_name), "amdgpu/%s_pfp.bin", chip_name);
641 	err = request_firmware(&adev->gfx.pfp_fw, fw_name, adev->dev);
642 	if (err)
643 		goto out;
644 	err = amdgpu_ucode_validate(adev->gfx.pfp_fw);
645 	if (err)
646 		goto out;
647 	cp_hdr = (const struct gfx_firmware_header_v1_0 *)adev->gfx.pfp_fw->data;
648 	adev->gfx.pfp_fw_version = le32_to_cpu(cp_hdr->header.ucode_version);
649 	adev->gfx.pfp_feature_version = le32_to_cpu(cp_hdr->ucode_feature_version);
650 
651 	snprintf(fw_name, sizeof(fw_name), "amdgpu/%s_me.bin", chip_name);
652 	err = request_firmware(&adev->gfx.me_fw, fw_name, adev->dev);
653 	if (err)
654 		goto out;
655 	err = amdgpu_ucode_validate(adev->gfx.me_fw);
656 	if (err)
657 		goto out;
658 	cp_hdr = (const struct gfx_firmware_header_v1_0 *)adev->gfx.me_fw->data;
659 	adev->gfx.me_fw_version = le32_to_cpu(cp_hdr->header.ucode_version);
660 	adev->gfx.me_feature_version = le32_to_cpu(cp_hdr->ucode_feature_version);
661 
662 	snprintf(fw_name, sizeof(fw_name), "amdgpu/%s_ce.bin", chip_name);
663 	err = request_firmware(&adev->gfx.ce_fw, fw_name, adev->dev);
664 	if (err)
665 		goto out;
666 	err = amdgpu_ucode_validate(adev->gfx.ce_fw);
667 	if (err)
668 		goto out;
669 	cp_hdr = (const struct gfx_firmware_header_v1_0 *)adev->gfx.ce_fw->data;
670 	adev->gfx.ce_fw_version = le32_to_cpu(cp_hdr->header.ucode_version);
671 	adev->gfx.ce_feature_version = le32_to_cpu(cp_hdr->ucode_feature_version);
672 
673 	/*
674 	 * For Picasso && AM4 SOCKET board, we use picasso_rlc_am4.bin
675 	 * instead of picasso_rlc.bin.
676 	 * Judgment method:
677 	 * PCO AM4: revision >= 0xC8 && revision <= 0xCF
678 	 *          or revision >= 0xD8 && revision <= 0xDF
679 	 * otherwise is PCO FP5
680 	 */
681 	if (!strcmp(chip_name, "picasso") &&
682 		(((adev->pdev->revision >= 0xC8) && (adev->pdev->revision <= 0xCF)) ||
683 		((adev->pdev->revision >= 0xD8) && (adev->pdev->revision <= 0xDF))))
684 		snprintf(fw_name, sizeof(fw_name), "amdgpu/%s_rlc_am4.bin", chip_name);
685 	else
686 		snprintf(fw_name, sizeof(fw_name), "amdgpu/%s_rlc.bin", chip_name);
687 	err = request_firmware(&adev->gfx.rlc_fw, fw_name, adev->dev);
688 	if (err)
689 		goto out;
690 	err = amdgpu_ucode_validate(adev->gfx.rlc_fw);
691 	rlc_hdr = (const struct rlc_firmware_header_v2_0 *)adev->gfx.rlc_fw->data;
692 
693 	version_major = le16_to_cpu(rlc_hdr->header.header_version_major);
694 	version_minor = le16_to_cpu(rlc_hdr->header.header_version_minor);
695 	if (version_major == 2 && version_minor == 1)
696 		adev->gfx.rlc.is_rlc_v2_1 = true;
697 
698 	adev->gfx.rlc_fw_version = le32_to_cpu(rlc_hdr->header.ucode_version);
699 	adev->gfx.rlc_feature_version = le32_to_cpu(rlc_hdr->ucode_feature_version);
700 	adev->gfx.rlc.save_and_restore_offset =
701 			le32_to_cpu(rlc_hdr->save_and_restore_offset);
702 	adev->gfx.rlc.clear_state_descriptor_offset =
703 			le32_to_cpu(rlc_hdr->clear_state_descriptor_offset);
704 	adev->gfx.rlc.avail_scratch_ram_locations =
705 			le32_to_cpu(rlc_hdr->avail_scratch_ram_locations);
706 	adev->gfx.rlc.reg_restore_list_size =
707 			le32_to_cpu(rlc_hdr->reg_restore_list_size);
708 	adev->gfx.rlc.reg_list_format_start =
709 			le32_to_cpu(rlc_hdr->reg_list_format_start);
710 	adev->gfx.rlc.reg_list_format_separate_start =
711 			le32_to_cpu(rlc_hdr->reg_list_format_separate_start);
712 	adev->gfx.rlc.starting_offsets_start =
713 			le32_to_cpu(rlc_hdr->starting_offsets_start);
714 	adev->gfx.rlc.reg_list_format_size_bytes =
715 			le32_to_cpu(rlc_hdr->reg_list_format_size_bytes);
716 	adev->gfx.rlc.reg_list_size_bytes =
717 			le32_to_cpu(rlc_hdr->reg_list_size_bytes);
718 	adev->gfx.rlc.register_list_format =
719 			kmalloc(adev->gfx.rlc.reg_list_format_size_bytes +
720 				adev->gfx.rlc.reg_list_size_bytes, GFP_KERNEL);
721 	if (!adev->gfx.rlc.register_list_format) {
722 		err = -ENOMEM;
723 		goto out;
724 	}
725 
726 	tmp = (unsigned int *)((uintptr_t)rlc_hdr +
727 			le32_to_cpu(rlc_hdr->reg_list_format_array_offset_bytes));
728 	for (i = 0 ; i < (adev->gfx.rlc.reg_list_format_size_bytes >> 2); i++)
729 		adev->gfx.rlc.register_list_format[i] =	le32_to_cpu(tmp[i]);
730 
731 	adev->gfx.rlc.register_restore = adev->gfx.rlc.register_list_format + i;
732 
733 	tmp = (unsigned int *)((uintptr_t)rlc_hdr +
734 			le32_to_cpu(rlc_hdr->reg_list_array_offset_bytes));
735 	for (i = 0 ; i < (adev->gfx.rlc.reg_list_size_bytes >> 2); i++)
736 		adev->gfx.rlc.register_restore[i] = le32_to_cpu(tmp[i]);
737 
738 	if (adev->gfx.rlc.is_rlc_v2_1)
739 		gfx_v9_0_init_rlc_ext_microcode(adev);
740 
741 	snprintf(fw_name, sizeof(fw_name), "amdgpu/%s_mec.bin", chip_name);
742 	err = request_firmware(&adev->gfx.mec_fw, fw_name, adev->dev);
743 	if (err)
744 		goto out;
745 	err = amdgpu_ucode_validate(adev->gfx.mec_fw);
746 	if (err)
747 		goto out;
748 	cp_hdr = (const struct gfx_firmware_header_v1_0 *)adev->gfx.mec_fw->data;
749 	adev->gfx.mec_fw_version = le32_to_cpu(cp_hdr->header.ucode_version);
750 	adev->gfx.mec_feature_version = le32_to_cpu(cp_hdr->ucode_feature_version);
751 
752 
753 	snprintf(fw_name, sizeof(fw_name), "amdgpu/%s_mec2.bin", chip_name);
754 	err = request_firmware(&adev->gfx.mec2_fw, fw_name, adev->dev);
755 	if (!err) {
756 		err = amdgpu_ucode_validate(adev->gfx.mec2_fw);
757 		if (err)
758 			goto out;
759 		cp_hdr = (const struct gfx_firmware_header_v1_0 *)
760 		adev->gfx.mec2_fw->data;
761 		adev->gfx.mec2_fw_version =
762 		le32_to_cpu(cp_hdr->header.ucode_version);
763 		adev->gfx.mec2_feature_version =
764 		le32_to_cpu(cp_hdr->ucode_feature_version);
765 	} else {
766 		err = 0;
767 		adev->gfx.mec2_fw = NULL;
768 	}
769 
770 	if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
771 		info = &adev->firmware.ucode[AMDGPU_UCODE_ID_CP_PFP];
772 		info->ucode_id = AMDGPU_UCODE_ID_CP_PFP;
773 		info->fw = adev->gfx.pfp_fw;
774 		header = (const struct common_firmware_header *)info->fw->data;
775 		adev->firmware.fw_size +=
776 			ALIGN(le32_to_cpu(header->ucode_size_bytes), PAGE_SIZE);
777 
778 		info = &adev->firmware.ucode[AMDGPU_UCODE_ID_CP_ME];
779 		info->ucode_id = AMDGPU_UCODE_ID_CP_ME;
780 		info->fw = adev->gfx.me_fw;
781 		header = (const struct common_firmware_header *)info->fw->data;
782 		adev->firmware.fw_size +=
783 			ALIGN(le32_to_cpu(header->ucode_size_bytes), PAGE_SIZE);
784 
785 		info = &adev->firmware.ucode[AMDGPU_UCODE_ID_CP_CE];
786 		info->ucode_id = AMDGPU_UCODE_ID_CP_CE;
787 		info->fw = adev->gfx.ce_fw;
788 		header = (const struct common_firmware_header *)info->fw->data;
789 		adev->firmware.fw_size +=
790 			ALIGN(le32_to_cpu(header->ucode_size_bytes), PAGE_SIZE);
791 
792 		info = &adev->firmware.ucode[AMDGPU_UCODE_ID_RLC_G];
793 		info->ucode_id = AMDGPU_UCODE_ID_RLC_G;
794 		info->fw = adev->gfx.rlc_fw;
795 		header = (const struct common_firmware_header *)info->fw->data;
796 		adev->firmware.fw_size +=
797 			ALIGN(le32_to_cpu(header->ucode_size_bytes), PAGE_SIZE);
798 
799 		if (adev->gfx.rlc.is_rlc_v2_1 &&
800 		    adev->gfx.rlc.save_restore_list_cntl_size_bytes &&
801 		    adev->gfx.rlc.save_restore_list_gpm_size_bytes &&
802 		    adev->gfx.rlc.save_restore_list_srm_size_bytes) {
803 			info = &adev->firmware.ucode[AMDGPU_UCODE_ID_RLC_RESTORE_LIST_CNTL];
804 			info->ucode_id = AMDGPU_UCODE_ID_RLC_RESTORE_LIST_CNTL;
805 			info->fw = adev->gfx.rlc_fw;
806 			adev->firmware.fw_size +=
807 				ALIGN(adev->gfx.rlc.save_restore_list_cntl_size_bytes, PAGE_SIZE);
808 
809 			info = &adev->firmware.ucode[AMDGPU_UCODE_ID_RLC_RESTORE_LIST_GPM_MEM];
810 			info->ucode_id = AMDGPU_UCODE_ID_RLC_RESTORE_LIST_GPM_MEM;
811 			info->fw = adev->gfx.rlc_fw;
812 			adev->firmware.fw_size +=
813 				ALIGN(adev->gfx.rlc.save_restore_list_gpm_size_bytes, PAGE_SIZE);
814 
815 			info = &adev->firmware.ucode[AMDGPU_UCODE_ID_RLC_RESTORE_LIST_SRM_MEM];
816 			info->ucode_id = AMDGPU_UCODE_ID_RLC_RESTORE_LIST_SRM_MEM;
817 			info->fw = adev->gfx.rlc_fw;
818 			adev->firmware.fw_size +=
819 				ALIGN(adev->gfx.rlc.save_restore_list_srm_size_bytes, PAGE_SIZE);
820 		}
821 
822 		info = &adev->firmware.ucode[AMDGPU_UCODE_ID_CP_MEC1];
823 		info->ucode_id = AMDGPU_UCODE_ID_CP_MEC1;
824 		info->fw = adev->gfx.mec_fw;
825 		header = (const struct common_firmware_header *)info->fw->data;
826 		cp_hdr = (const struct gfx_firmware_header_v1_0 *)info->fw->data;
827 		adev->firmware.fw_size +=
828 			ALIGN(le32_to_cpu(header->ucode_size_bytes) - le32_to_cpu(cp_hdr->jt_size) * 4, PAGE_SIZE);
829 
830 		info = &adev->firmware.ucode[AMDGPU_UCODE_ID_CP_MEC1_JT];
831 		info->ucode_id = AMDGPU_UCODE_ID_CP_MEC1_JT;
832 		info->fw = adev->gfx.mec_fw;
833 		adev->firmware.fw_size +=
834 			ALIGN(le32_to_cpu(cp_hdr->jt_size) * 4, PAGE_SIZE);
835 
836 		if (adev->gfx.mec2_fw) {
837 			info = &adev->firmware.ucode[AMDGPU_UCODE_ID_CP_MEC2];
838 			info->ucode_id = AMDGPU_UCODE_ID_CP_MEC2;
839 			info->fw = adev->gfx.mec2_fw;
840 			header = (const struct common_firmware_header *)info->fw->data;
841 			cp_hdr = (const struct gfx_firmware_header_v1_0 *)info->fw->data;
842 			adev->firmware.fw_size +=
843 				ALIGN(le32_to_cpu(header->ucode_size_bytes) - le32_to_cpu(cp_hdr->jt_size) * 4, PAGE_SIZE);
844 			info = &adev->firmware.ucode[AMDGPU_UCODE_ID_CP_MEC2_JT];
845 			info->ucode_id = AMDGPU_UCODE_ID_CP_MEC2_JT;
846 			info->fw = adev->gfx.mec2_fw;
847 			adev->firmware.fw_size +=
848 				ALIGN(le32_to_cpu(cp_hdr->jt_size) * 4, PAGE_SIZE);
849 		}
850 
851 	}
852 
853 out:
854 	gfx_v9_0_check_if_need_gfxoff(adev);
855 	gfx_v9_0_check_fw_write_wait(adev);
856 	if (err) {
857 		dev_err(adev->dev,
858 			"gfx9: Failed to load firmware \"%s\"\n",
859 			fw_name);
860 		release_firmware(adev->gfx.pfp_fw);
861 		adev->gfx.pfp_fw = NULL;
862 		release_firmware(adev->gfx.me_fw);
863 		adev->gfx.me_fw = NULL;
864 		release_firmware(adev->gfx.ce_fw);
865 		adev->gfx.ce_fw = NULL;
866 		release_firmware(adev->gfx.rlc_fw);
867 		adev->gfx.rlc_fw = NULL;
868 		release_firmware(adev->gfx.mec_fw);
869 		adev->gfx.mec_fw = NULL;
870 		release_firmware(adev->gfx.mec2_fw);
871 		adev->gfx.mec2_fw = NULL;
872 	}
873 	return err;
874 }
875 
876 static u32 gfx_v9_0_get_csb_size(struct amdgpu_device *adev)
877 {
878 	u32 count = 0;
879 	const struct cs_section_def *sect = NULL;
880 	const struct cs_extent_def *ext = NULL;
881 
882 	/* begin clear state */
883 	count += 2;
884 	/* context control state */
885 	count += 3;
886 
887 	for (sect = gfx9_cs_data; sect->section != NULL; ++sect) {
888 		for (ext = sect->section; ext->extent != NULL; ++ext) {
889 			if (sect->id == SECT_CONTEXT)
890 				count += 2 + ext->reg_count;
891 			else
892 				return 0;
893 		}
894 	}
895 
896 	/* end clear state */
897 	count += 2;
898 	/* clear state */
899 	count += 2;
900 
901 	return count;
902 }
903 
904 static void gfx_v9_0_get_csb_buffer(struct amdgpu_device *adev,
905 				    volatile u32 *buffer)
906 {
907 	u32 count = 0, i;
908 	const struct cs_section_def *sect = NULL;
909 	const struct cs_extent_def *ext = NULL;
910 
911 	if (adev->gfx.rlc.cs_data == NULL)
912 		return;
913 	if (buffer == NULL)
914 		return;
915 
916 	buffer[count++] = cpu_to_le32(PACKET3(PACKET3_PREAMBLE_CNTL, 0));
917 	buffer[count++] = cpu_to_le32(PACKET3_PREAMBLE_BEGIN_CLEAR_STATE);
918 
919 	buffer[count++] = cpu_to_le32(PACKET3(PACKET3_CONTEXT_CONTROL, 1));
920 	buffer[count++] = cpu_to_le32(0x80000000);
921 	buffer[count++] = cpu_to_le32(0x80000000);
922 
923 	for (sect = adev->gfx.rlc.cs_data; sect->section != NULL; ++sect) {
924 		for (ext = sect->section; ext->extent != NULL; ++ext) {
925 			if (sect->id == SECT_CONTEXT) {
926 				buffer[count++] =
927 					cpu_to_le32(PACKET3(PACKET3_SET_CONTEXT_REG, ext->reg_count));
928 				buffer[count++] = cpu_to_le32(ext->reg_index -
929 						PACKET3_SET_CONTEXT_REG_START);
930 				for (i = 0; i < ext->reg_count; i++)
931 					buffer[count++] = cpu_to_le32(ext->extent[i]);
932 			} else {
933 				return;
934 			}
935 		}
936 	}
937 
938 	buffer[count++] = cpu_to_le32(PACKET3(PACKET3_PREAMBLE_CNTL, 0));
939 	buffer[count++] = cpu_to_le32(PACKET3_PREAMBLE_END_CLEAR_STATE);
940 
941 	buffer[count++] = cpu_to_le32(PACKET3(PACKET3_CLEAR_STATE, 0));
942 	buffer[count++] = cpu_to_le32(0);
943 }
944 
945 static void gfx_v9_0_init_always_on_cu_mask(struct amdgpu_device *adev)
946 {
947 	struct amdgpu_cu_info *cu_info = &adev->gfx.cu_info;
948 	uint32_t pg_always_on_cu_num = 2;
949 	uint32_t always_on_cu_num;
950 	uint32_t i, j, k;
951 	uint32_t mask, cu_bitmap, counter;
952 
953 	if (adev->flags & AMD_IS_APU)
954 		always_on_cu_num = 4;
955 	else if (adev->asic_type == CHIP_VEGA12)
956 		always_on_cu_num = 8;
957 	else
958 		always_on_cu_num = 12;
959 
960 	mutex_lock(&adev->grbm_idx_mutex);
961 	for (i = 0; i < adev->gfx.config.max_shader_engines; i++) {
962 		for (j = 0; j < adev->gfx.config.max_sh_per_se; j++) {
963 			mask = 1;
964 			cu_bitmap = 0;
965 			counter = 0;
966 			gfx_v9_0_select_se_sh(adev, i, j, 0xffffffff);
967 
968 			for (k = 0; k < adev->gfx.config.max_cu_per_sh; k ++) {
969 				if (cu_info->bitmap[i][j] & mask) {
970 					if (counter == pg_always_on_cu_num)
971 						WREG32_SOC15(GC, 0, mmRLC_PG_ALWAYS_ON_CU_MASK, cu_bitmap);
972 					if (counter < always_on_cu_num)
973 						cu_bitmap |= mask;
974 					else
975 						break;
976 					counter++;
977 				}
978 				mask <<= 1;
979 			}
980 
981 			WREG32_SOC15(GC, 0, mmRLC_LB_ALWAYS_ACTIVE_CU_MASK, cu_bitmap);
982 			cu_info->ao_cu_bitmap[i][j] = cu_bitmap;
983 		}
984 	}
985 	gfx_v9_0_select_se_sh(adev, 0xffffffff, 0xffffffff, 0xffffffff);
986 	mutex_unlock(&adev->grbm_idx_mutex);
987 }
988 
989 static void gfx_v9_0_init_lbpw(struct amdgpu_device *adev)
990 {
991 	uint32_t data;
992 
993 	/* set mmRLC_LB_THR_CONFIG_1/2/3/4 */
994 	WREG32_SOC15(GC, 0, mmRLC_LB_THR_CONFIG_1, 0x0000007F);
995 	WREG32_SOC15(GC, 0, mmRLC_LB_THR_CONFIG_2, 0x0333A5A7);
996 	WREG32_SOC15(GC, 0, mmRLC_LB_THR_CONFIG_3, 0x00000077);
997 	WREG32_SOC15(GC, 0, mmRLC_LB_THR_CONFIG_4, (0x30 | 0x40 << 8 | 0x02FA << 16));
998 
999 	/* set mmRLC_LB_CNTR_INIT = 0x0000_0000 */
1000 	WREG32_SOC15(GC, 0, mmRLC_LB_CNTR_INIT, 0x00000000);
1001 
1002 	/* set mmRLC_LB_CNTR_MAX = 0x0000_0500 */
1003 	WREG32_SOC15(GC, 0, mmRLC_LB_CNTR_MAX, 0x00000500);
1004 
1005 	mutex_lock(&adev->grbm_idx_mutex);
1006 	/* set mmRLC_LB_INIT_CU_MASK thru broadcast mode to enable all SE/SH*/
1007 	gfx_v9_0_select_se_sh(adev, 0xffffffff, 0xffffffff, 0xffffffff);
1008 	WREG32_SOC15(GC, 0, mmRLC_LB_INIT_CU_MASK, 0xffffffff);
1009 
1010 	/* set mmRLC_LB_PARAMS = 0x003F_1006 */
1011 	data = REG_SET_FIELD(0, RLC_LB_PARAMS, FIFO_SAMPLES, 0x0003);
1012 	data |= REG_SET_FIELD(data, RLC_LB_PARAMS, PG_IDLE_SAMPLES, 0x0010);
1013 	data |= REG_SET_FIELD(data, RLC_LB_PARAMS, PG_IDLE_SAMPLE_INTERVAL, 0x033F);
1014 	WREG32_SOC15(GC, 0, mmRLC_LB_PARAMS, data);
1015 
1016 	/* set mmRLC_GPM_GENERAL_7[31-16] = 0x00C0 */
1017 	data = RREG32_SOC15(GC, 0, mmRLC_GPM_GENERAL_7);
1018 	data &= 0x0000FFFF;
1019 	data |= 0x00C00000;
1020 	WREG32_SOC15(GC, 0, mmRLC_GPM_GENERAL_7, data);
1021 
1022 	/*
1023 	 * RLC_LB_ALWAYS_ACTIVE_CU_MASK = 0xF (4 CUs AON for Raven),
1024 	 * programmed in gfx_v9_0_init_always_on_cu_mask()
1025 	 */
1026 
1027 	/* set RLC_LB_CNTL = 0x8000_0095, 31 bit is reserved,
1028 	 * but used for RLC_LB_CNTL configuration */
1029 	data = RLC_LB_CNTL__LB_CNT_SPIM_ACTIVE_MASK;
1030 	data |= REG_SET_FIELD(data, RLC_LB_CNTL, CU_MASK_USED_OFF_HYST, 0x09);
1031 	data |= REG_SET_FIELD(data, RLC_LB_CNTL, RESERVED, 0x80000);
1032 	WREG32_SOC15(GC, 0, mmRLC_LB_CNTL, data);
1033 	mutex_unlock(&adev->grbm_idx_mutex);
1034 
1035 	gfx_v9_0_init_always_on_cu_mask(adev);
1036 }
1037 
1038 static void gfx_v9_4_init_lbpw(struct amdgpu_device *adev)
1039 {
1040 	uint32_t data;
1041 
1042 	/* set mmRLC_LB_THR_CONFIG_1/2/3/4 */
1043 	WREG32_SOC15(GC, 0, mmRLC_LB_THR_CONFIG_1, 0x0000007F);
1044 	WREG32_SOC15(GC, 0, mmRLC_LB_THR_CONFIG_2, 0x033388F8);
1045 	WREG32_SOC15(GC, 0, mmRLC_LB_THR_CONFIG_3, 0x00000077);
1046 	WREG32_SOC15(GC, 0, mmRLC_LB_THR_CONFIG_4, (0x10 | 0x27 << 8 | 0x02FA << 16));
1047 
1048 	/* set mmRLC_LB_CNTR_INIT = 0x0000_0000 */
1049 	WREG32_SOC15(GC, 0, mmRLC_LB_CNTR_INIT, 0x00000000);
1050 
1051 	/* set mmRLC_LB_CNTR_MAX = 0x0000_0500 */
1052 	WREG32_SOC15(GC, 0, mmRLC_LB_CNTR_MAX, 0x00000800);
1053 
1054 	mutex_lock(&adev->grbm_idx_mutex);
1055 	/* set mmRLC_LB_INIT_CU_MASK thru broadcast mode to enable all SE/SH*/
1056 	gfx_v9_0_select_se_sh(adev, 0xffffffff, 0xffffffff, 0xffffffff);
1057 	WREG32_SOC15(GC, 0, mmRLC_LB_INIT_CU_MASK, 0xffffffff);
1058 
1059 	/* set mmRLC_LB_PARAMS = 0x003F_1006 */
1060 	data = REG_SET_FIELD(0, RLC_LB_PARAMS, FIFO_SAMPLES, 0x0003);
1061 	data |= REG_SET_FIELD(data, RLC_LB_PARAMS, PG_IDLE_SAMPLES, 0x0010);
1062 	data |= REG_SET_FIELD(data, RLC_LB_PARAMS, PG_IDLE_SAMPLE_INTERVAL, 0x033F);
1063 	WREG32_SOC15(GC, 0, mmRLC_LB_PARAMS, data);
1064 
1065 	/* set mmRLC_GPM_GENERAL_7[31-16] = 0x00C0 */
1066 	data = RREG32_SOC15(GC, 0, mmRLC_GPM_GENERAL_7);
1067 	data &= 0x0000FFFF;
1068 	data |= 0x00C00000;
1069 	WREG32_SOC15(GC, 0, mmRLC_GPM_GENERAL_7, data);
1070 
1071 	/*
1072 	 * RLC_LB_ALWAYS_ACTIVE_CU_MASK = 0xFFF (12 CUs AON),
1073 	 * programmed in gfx_v9_0_init_always_on_cu_mask()
1074 	 */
1075 
1076 	/* set RLC_LB_CNTL = 0x8000_0095, 31 bit is reserved,
1077 	 * but used for RLC_LB_CNTL configuration */
1078 	data = RLC_LB_CNTL__LB_CNT_SPIM_ACTIVE_MASK;
1079 	data |= REG_SET_FIELD(data, RLC_LB_CNTL, CU_MASK_USED_OFF_HYST, 0x09);
1080 	data |= REG_SET_FIELD(data, RLC_LB_CNTL, RESERVED, 0x80000);
1081 	WREG32_SOC15(GC, 0, mmRLC_LB_CNTL, data);
1082 	mutex_unlock(&adev->grbm_idx_mutex);
1083 
1084 	gfx_v9_0_init_always_on_cu_mask(adev);
1085 }
1086 
1087 static void gfx_v9_0_enable_lbpw(struct amdgpu_device *adev, bool enable)
1088 {
1089 	WREG32_FIELD15(GC, 0, RLC_LB_CNTL, LOAD_BALANCE_ENABLE, enable ? 1 : 0);
1090 }
1091 
1092 static int gfx_v9_0_cp_jump_table_num(struct amdgpu_device *adev)
1093 {
1094 	return 5;
1095 }
1096 
1097 static int gfx_v9_0_rlc_init(struct amdgpu_device *adev)
1098 {
1099 	const struct cs_section_def *cs_data;
1100 	int r;
1101 
1102 	adev->gfx.rlc.cs_data = gfx9_cs_data;
1103 
1104 	cs_data = adev->gfx.rlc.cs_data;
1105 
1106 	if (cs_data) {
1107 		/* init clear state block */
1108 		r = amdgpu_gfx_rlc_init_csb(adev);
1109 		if (r)
1110 			return r;
1111 	}
1112 
1113 	if (adev->asic_type == CHIP_RAVEN) {
1114 		/* TODO: double check the cp_table_size for RV */
1115 		adev->gfx.rlc.cp_table_size = ALIGN(96 * 5 * 4, 2048) + (64 * 1024); /* JT + GDS */
1116 		r = amdgpu_gfx_rlc_init_cpt(adev);
1117 		if (r)
1118 			return r;
1119 	}
1120 
1121 	switch (adev->asic_type) {
1122 	case CHIP_RAVEN:
1123 		gfx_v9_0_init_lbpw(adev);
1124 		break;
1125 	case CHIP_VEGA20:
1126 		gfx_v9_4_init_lbpw(adev);
1127 		break;
1128 	default:
1129 		break;
1130 	}
1131 
1132 	return 0;
1133 }
1134 
1135 static int gfx_v9_0_csb_vram_pin(struct amdgpu_device *adev)
1136 {
1137 	int r;
1138 
1139 	r = amdgpu_bo_reserve(adev->gfx.rlc.clear_state_obj, false);
1140 	if (unlikely(r != 0))
1141 		return r;
1142 
1143 	r = amdgpu_bo_pin(adev->gfx.rlc.clear_state_obj,
1144 			AMDGPU_GEM_DOMAIN_VRAM);
1145 	if (!r)
1146 		adev->gfx.rlc.clear_state_gpu_addr =
1147 			amdgpu_bo_gpu_offset(adev->gfx.rlc.clear_state_obj);
1148 
1149 	amdgpu_bo_unreserve(adev->gfx.rlc.clear_state_obj);
1150 
1151 	return r;
1152 }
1153 
1154 static void gfx_v9_0_csb_vram_unpin(struct amdgpu_device *adev)
1155 {
1156 	int r;
1157 
1158 	if (!adev->gfx.rlc.clear_state_obj)
1159 		return;
1160 
1161 	r = amdgpu_bo_reserve(adev->gfx.rlc.clear_state_obj, true);
1162 	if (likely(r == 0)) {
1163 		amdgpu_bo_unpin(adev->gfx.rlc.clear_state_obj);
1164 		amdgpu_bo_unreserve(adev->gfx.rlc.clear_state_obj);
1165 	}
1166 }
1167 
1168 static void gfx_v9_0_mec_fini(struct amdgpu_device *adev)
1169 {
1170 	amdgpu_bo_free_kernel(&adev->gfx.mec.hpd_eop_obj, NULL, NULL);
1171 	amdgpu_bo_free_kernel(&adev->gfx.mec.mec_fw_obj, NULL, NULL);
1172 }
1173 
1174 static int gfx_v9_0_mec_init(struct amdgpu_device *adev)
1175 {
1176 	int r;
1177 	u32 *hpd;
1178 	const __le32 *fw_data;
1179 	unsigned fw_size;
1180 	u32 *fw;
1181 	size_t mec_hpd_size;
1182 
1183 	const struct gfx_firmware_header_v1_0 *mec_hdr;
1184 
1185 	bitmap_zero(adev->gfx.mec.queue_bitmap, AMDGPU_MAX_COMPUTE_QUEUES);
1186 
1187 	/* take ownership of the relevant compute queues */
1188 	amdgpu_gfx_compute_queue_acquire(adev);
1189 	mec_hpd_size = adev->gfx.num_compute_rings * GFX9_MEC_HPD_SIZE;
1190 
1191 	r = amdgpu_bo_create_reserved(adev, mec_hpd_size, PAGE_SIZE,
1192 				      AMDGPU_GEM_DOMAIN_VRAM,
1193 				      &adev->gfx.mec.hpd_eop_obj,
1194 				      &adev->gfx.mec.hpd_eop_gpu_addr,
1195 				      (void **)&hpd);
1196 	if (r) {
1197 		dev_warn(adev->dev, "(%d) create HDP EOP bo failed\n", r);
1198 		gfx_v9_0_mec_fini(adev);
1199 		return r;
1200 	}
1201 
1202 	memset(hpd, 0, adev->gfx.mec.hpd_eop_obj->tbo.mem.size);
1203 
1204 	amdgpu_bo_kunmap(adev->gfx.mec.hpd_eop_obj);
1205 	amdgpu_bo_unreserve(adev->gfx.mec.hpd_eop_obj);
1206 
1207 	mec_hdr = (const struct gfx_firmware_header_v1_0 *)adev->gfx.mec_fw->data;
1208 
1209 	fw_data = (const __le32 *)
1210 		(adev->gfx.mec_fw->data +
1211 		 le32_to_cpu(mec_hdr->header.ucode_array_offset_bytes));
1212 	fw_size = le32_to_cpu(mec_hdr->header.ucode_size_bytes) / 4;
1213 
1214 	r = amdgpu_bo_create_reserved(adev, mec_hdr->header.ucode_size_bytes,
1215 				      PAGE_SIZE, AMDGPU_GEM_DOMAIN_GTT,
1216 				      &adev->gfx.mec.mec_fw_obj,
1217 				      &adev->gfx.mec.mec_fw_gpu_addr,
1218 				      (void **)&fw);
1219 	if (r) {
1220 		dev_warn(adev->dev, "(%d) create mec firmware bo failed\n", r);
1221 		gfx_v9_0_mec_fini(adev);
1222 		return r;
1223 	}
1224 
1225 	memcpy(fw, fw_data, fw_size);
1226 
1227 	amdgpu_bo_kunmap(adev->gfx.mec.mec_fw_obj);
1228 	amdgpu_bo_unreserve(adev->gfx.mec.mec_fw_obj);
1229 
1230 	return 0;
1231 }
1232 
1233 static uint32_t wave_read_ind(struct amdgpu_device *adev, uint32_t simd, uint32_t wave, uint32_t address)
1234 {
1235 	WREG32_SOC15(GC, 0, mmSQ_IND_INDEX,
1236 		(wave << SQ_IND_INDEX__WAVE_ID__SHIFT) |
1237 		(simd << SQ_IND_INDEX__SIMD_ID__SHIFT) |
1238 		(address << SQ_IND_INDEX__INDEX__SHIFT) |
1239 		(SQ_IND_INDEX__FORCE_READ_MASK));
1240 	return RREG32_SOC15(GC, 0, mmSQ_IND_DATA);
1241 }
1242 
1243 static void wave_read_regs(struct amdgpu_device *adev, uint32_t simd,
1244 			   uint32_t wave, uint32_t thread,
1245 			   uint32_t regno, uint32_t num, uint32_t *out)
1246 {
1247 	WREG32_SOC15(GC, 0, mmSQ_IND_INDEX,
1248 		(wave << SQ_IND_INDEX__WAVE_ID__SHIFT) |
1249 		(simd << SQ_IND_INDEX__SIMD_ID__SHIFT) |
1250 		(regno << SQ_IND_INDEX__INDEX__SHIFT) |
1251 		(thread << SQ_IND_INDEX__THREAD_ID__SHIFT) |
1252 		(SQ_IND_INDEX__FORCE_READ_MASK) |
1253 		(SQ_IND_INDEX__AUTO_INCR_MASK));
1254 	while (num--)
1255 		*(out++) = RREG32_SOC15(GC, 0, mmSQ_IND_DATA);
1256 }
1257 
1258 static void gfx_v9_0_read_wave_data(struct amdgpu_device *adev, uint32_t simd, uint32_t wave, uint32_t *dst, int *no_fields)
1259 {
1260 	/* type 1 wave data */
1261 	dst[(*no_fields)++] = 1;
1262 	dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_STATUS);
1263 	dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_PC_LO);
1264 	dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_PC_HI);
1265 	dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_EXEC_LO);
1266 	dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_EXEC_HI);
1267 	dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_HW_ID);
1268 	dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_INST_DW0);
1269 	dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_INST_DW1);
1270 	dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_GPR_ALLOC);
1271 	dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_LDS_ALLOC);
1272 	dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_TRAPSTS);
1273 	dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_IB_STS);
1274 	dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_IB_DBG0);
1275 	dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_M0);
1276 }
1277 
1278 static void gfx_v9_0_read_wave_sgprs(struct amdgpu_device *adev, uint32_t simd,
1279 				     uint32_t wave, uint32_t start,
1280 				     uint32_t size, uint32_t *dst)
1281 {
1282 	wave_read_regs(
1283 		adev, simd, wave, 0,
1284 		start + SQIND_WAVE_SGPRS_OFFSET, size, dst);
1285 }
1286 
1287 static void gfx_v9_0_read_wave_vgprs(struct amdgpu_device *adev, uint32_t simd,
1288 				     uint32_t wave, uint32_t thread,
1289 				     uint32_t start, uint32_t size,
1290 				     uint32_t *dst)
1291 {
1292 	wave_read_regs(
1293 		adev, simd, wave, thread,
1294 		start + SQIND_WAVE_VGPRS_OFFSET, size, dst);
1295 }
1296 
1297 static void gfx_v9_0_select_me_pipe_q(struct amdgpu_device *adev,
1298 				  u32 me, u32 pipe, u32 q)
1299 {
1300 	soc15_grbm_select(adev, me, pipe, q, 0);
1301 }
1302 
1303 static const struct amdgpu_gfx_funcs gfx_v9_0_gfx_funcs = {
1304 	.get_gpu_clock_counter = &gfx_v9_0_get_gpu_clock_counter,
1305 	.select_se_sh = &gfx_v9_0_select_se_sh,
1306 	.read_wave_data = &gfx_v9_0_read_wave_data,
1307 	.read_wave_sgprs = &gfx_v9_0_read_wave_sgprs,
1308 	.read_wave_vgprs = &gfx_v9_0_read_wave_vgprs,
1309 	.select_me_pipe_q = &gfx_v9_0_select_me_pipe_q
1310 };
1311 
1312 static int gfx_v9_0_gpu_early_init(struct amdgpu_device *adev)
1313 {
1314 	u32 gb_addr_config;
1315 	int err;
1316 
1317 	adev->gfx.funcs = &gfx_v9_0_gfx_funcs;
1318 
1319 	switch (adev->asic_type) {
1320 	case CHIP_VEGA10:
1321 		adev->gfx.config.max_hw_contexts = 8;
1322 		adev->gfx.config.sc_prim_fifo_size_frontend = 0x20;
1323 		adev->gfx.config.sc_prim_fifo_size_backend = 0x100;
1324 		adev->gfx.config.sc_hiz_tile_fifo_size = 0x30;
1325 		adev->gfx.config.sc_earlyz_tile_fifo_size = 0x4C0;
1326 		gb_addr_config = VEGA10_GB_ADDR_CONFIG_GOLDEN;
1327 		break;
1328 	case CHIP_VEGA12:
1329 		adev->gfx.config.max_hw_contexts = 8;
1330 		adev->gfx.config.sc_prim_fifo_size_frontend = 0x20;
1331 		adev->gfx.config.sc_prim_fifo_size_backend = 0x100;
1332 		adev->gfx.config.sc_hiz_tile_fifo_size = 0x30;
1333 		adev->gfx.config.sc_earlyz_tile_fifo_size = 0x4C0;
1334 		gb_addr_config = VEGA12_GB_ADDR_CONFIG_GOLDEN;
1335 		DRM_INFO("fix gfx.config for vega12\n");
1336 		break;
1337 	case CHIP_VEGA20:
1338 		adev->gfx.config.max_hw_contexts = 8;
1339 		adev->gfx.config.sc_prim_fifo_size_frontend = 0x20;
1340 		adev->gfx.config.sc_prim_fifo_size_backend = 0x100;
1341 		adev->gfx.config.sc_hiz_tile_fifo_size = 0x30;
1342 		adev->gfx.config.sc_earlyz_tile_fifo_size = 0x4C0;
1343 		gb_addr_config = RREG32_SOC15(GC, 0, mmGB_ADDR_CONFIG);
1344 		gb_addr_config &= ~0xf3e777ff;
1345 		gb_addr_config |= 0x22014042;
1346 		/* check vbios table if gpu info is not available */
1347 		err = amdgpu_atomfirmware_get_gfx_info(adev);
1348 		if (err)
1349 			return err;
1350 		break;
1351 	case CHIP_RAVEN:
1352 		adev->gfx.config.max_hw_contexts = 8;
1353 		adev->gfx.config.sc_prim_fifo_size_frontend = 0x20;
1354 		adev->gfx.config.sc_prim_fifo_size_backend = 0x100;
1355 		adev->gfx.config.sc_hiz_tile_fifo_size = 0x30;
1356 		adev->gfx.config.sc_earlyz_tile_fifo_size = 0x4C0;
1357 		if (adev->rev_id >= 8)
1358 			gb_addr_config = RAVEN2_GB_ADDR_CONFIG_GOLDEN;
1359 		else
1360 			gb_addr_config = RAVEN_GB_ADDR_CONFIG_GOLDEN;
1361 		break;
1362 	default:
1363 		BUG();
1364 		break;
1365 	}
1366 
1367 	adev->gfx.config.gb_addr_config = gb_addr_config;
1368 
1369 	adev->gfx.config.gb_addr_config_fields.num_pipes = 1 <<
1370 			REG_GET_FIELD(
1371 					adev->gfx.config.gb_addr_config,
1372 					GB_ADDR_CONFIG,
1373 					NUM_PIPES);
1374 
1375 	adev->gfx.config.max_tile_pipes =
1376 		adev->gfx.config.gb_addr_config_fields.num_pipes;
1377 
1378 	adev->gfx.config.gb_addr_config_fields.num_banks = 1 <<
1379 			REG_GET_FIELD(
1380 					adev->gfx.config.gb_addr_config,
1381 					GB_ADDR_CONFIG,
1382 					NUM_BANKS);
1383 	adev->gfx.config.gb_addr_config_fields.max_compress_frags = 1 <<
1384 			REG_GET_FIELD(
1385 					adev->gfx.config.gb_addr_config,
1386 					GB_ADDR_CONFIG,
1387 					MAX_COMPRESSED_FRAGS);
1388 	adev->gfx.config.gb_addr_config_fields.num_rb_per_se = 1 <<
1389 			REG_GET_FIELD(
1390 					adev->gfx.config.gb_addr_config,
1391 					GB_ADDR_CONFIG,
1392 					NUM_RB_PER_SE);
1393 	adev->gfx.config.gb_addr_config_fields.num_se = 1 <<
1394 			REG_GET_FIELD(
1395 					adev->gfx.config.gb_addr_config,
1396 					GB_ADDR_CONFIG,
1397 					NUM_SHADER_ENGINES);
1398 	adev->gfx.config.gb_addr_config_fields.pipe_interleave_size = 1 << (8 +
1399 			REG_GET_FIELD(
1400 					adev->gfx.config.gb_addr_config,
1401 					GB_ADDR_CONFIG,
1402 					PIPE_INTERLEAVE_SIZE));
1403 
1404 	return 0;
1405 }
1406 
1407 static int gfx_v9_0_ngg_create_buf(struct amdgpu_device *adev,
1408 				   struct amdgpu_ngg_buf *ngg_buf,
1409 				   int size_se,
1410 				   int default_size_se)
1411 {
1412 	int r;
1413 
1414 	if (size_se < 0) {
1415 		dev_err(adev->dev, "Buffer size is invalid: %d\n", size_se);
1416 		return -EINVAL;
1417 	}
1418 	size_se = size_se ? size_se : default_size_se;
1419 
1420 	ngg_buf->size = size_se * adev->gfx.config.max_shader_engines;
1421 	r = amdgpu_bo_create_kernel(adev, ngg_buf->size,
1422 				    PAGE_SIZE, AMDGPU_GEM_DOMAIN_VRAM,
1423 				    &ngg_buf->bo,
1424 				    &ngg_buf->gpu_addr,
1425 				    NULL);
1426 	if (r) {
1427 		dev_err(adev->dev, "(%d) failed to create NGG buffer\n", r);
1428 		return r;
1429 	}
1430 	ngg_buf->bo_size = amdgpu_bo_size(ngg_buf->bo);
1431 
1432 	return r;
1433 }
1434 
1435 static int gfx_v9_0_ngg_fini(struct amdgpu_device *adev)
1436 {
1437 	int i;
1438 
1439 	for (i = 0; i < NGG_BUF_MAX; i++)
1440 		amdgpu_bo_free_kernel(&adev->gfx.ngg.buf[i].bo,
1441 				      &adev->gfx.ngg.buf[i].gpu_addr,
1442 				      NULL);
1443 
1444 	memset(&adev->gfx.ngg.buf[0], 0,
1445 			sizeof(struct amdgpu_ngg_buf) * NGG_BUF_MAX);
1446 
1447 	adev->gfx.ngg.init = false;
1448 
1449 	return 0;
1450 }
1451 
1452 static int gfx_v9_0_ngg_init(struct amdgpu_device *adev)
1453 {
1454 	int r;
1455 
1456 	if (!amdgpu_ngg || adev->gfx.ngg.init == true)
1457 		return 0;
1458 
1459 	/* GDS reserve memory: 64 bytes alignment */
1460 	adev->gfx.ngg.gds_reserve_size = ALIGN(5 * 4, 0x40);
1461 	adev->gds.mem.total_size -= adev->gfx.ngg.gds_reserve_size;
1462 	adev->gds.mem.gfx_partition_size -= adev->gfx.ngg.gds_reserve_size;
1463 	adev->gfx.ngg.gds_reserve_addr = RREG32_SOC15(GC, 0, mmGDS_VMID0_BASE);
1464 	adev->gfx.ngg.gds_reserve_addr += RREG32_SOC15(GC, 0, mmGDS_VMID0_SIZE);
1465 
1466 	/* Primitive Buffer */
1467 	r = gfx_v9_0_ngg_create_buf(adev, &adev->gfx.ngg.buf[NGG_PRIM],
1468 				    amdgpu_prim_buf_per_se,
1469 				    64 * 1024);
1470 	if (r) {
1471 		dev_err(adev->dev, "Failed to create Primitive Buffer\n");
1472 		goto err;
1473 	}
1474 
1475 	/* Position Buffer */
1476 	r = gfx_v9_0_ngg_create_buf(adev, &adev->gfx.ngg.buf[NGG_POS],
1477 				    amdgpu_pos_buf_per_se,
1478 				    256 * 1024);
1479 	if (r) {
1480 		dev_err(adev->dev, "Failed to create Position Buffer\n");
1481 		goto err;
1482 	}
1483 
1484 	/* Control Sideband */
1485 	r = gfx_v9_0_ngg_create_buf(adev, &adev->gfx.ngg.buf[NGG_CNTL],
1486 				    amdgpu_cntl_sb_buf_per_se,
1487 				    256);
1488 	if (r) {
1489 		dev_err(adev->dev, "Failed to create Control Sideband Buffer\n");
1490 		goto err;
1491 	}
1492 
1493 	/* Parameter Cache, not created by default */
1494 	if (amdgpu_param_buf_per_se <= 0)
1495 		goto out;
1496 
1497 	r = gfx_v9_0_ngg_create_buf(adev, &adev->gfx.ngg.buf[NGG_PARAM],
1498 				    amdgpu_param_buf_per_se,
1499 				    512 * 1024);
1500 	if (r) {
1501 		dev_err(adev->dev, "Failed to create Parameter Cache\n");
1502 		goto err;
1503 	}
1504 
1505 out:
1506 	adev->gfx.ngg.init = true;
1507 	return 0;
1508 err:
1509 	gfx_v9_0_ngg_fini(adev);
1510 	return r;
1511 }
1512 
1513 static int gfx_v9_0_ngg_en(struct amdgpu_device *adev)
1514 {
1515 	struct amdgpu_ring *ring = &adev->gfx.gfx_ring[0];
1516 	int r;
1517 	u32 data, base;
1518 
1519 	if (!amdgpu_ngg)
1520 		return 0;
1521 
1522 	/* Program buffer size */
1523 	data = REG_SET_FIELD(0, WD_BUF_RESOURCE_1, INDEX_BUF_SIZE,
1524 			     adev->gfx.ngg.buf[NGG_PRIM].size >> 8);
1525 	data = REG_SET_FIELD(data, WD_BUF_RESOURCE_1, POS_BUF_SIZE,
1526 			     adev->gfx.ngg.buf[NGG_POS].size >> 8);
1527 	WREG32_SOC15(GC, 0, mmWD_BUF_RESOURCE_1, data);
1528 
1529 	data = REG_SET_FIELD(0, WD_BUF_RESOURCE_2, CNTL_SB_BUF_SIZE,
1530 			     adev->gfx.ngg.buf[NGG_CNTL].size >> 8);
1531 	data = REG_SET_FIELD(data, WD_BUF_RESOURCE_2, PARAM_BUF_SIZE,
1532 			     adev->gfx.ngg.buf[NGG_PARAM].size >> 10);
1533 	WREG32_SOC15(GC, 0, mmWD_BUF_RESOURCE_2, data);
1534 
1535 	/* Program buffer base address */
1536 	base = lower_32_bits(adev->gfx.ngg.buf[NGG_PRIM].gpu_addr);
1537 	data = REG_SET_FIELD(0, WD_INDEX_BUF_BASE, BASE, base);
1538 	WREG32_SOC15(GC, 0, mmWD_INDEX_BUF_BASE, data);
1539 
1540 	base = upper_32_bits(adev->gfx.ngg.buf[NGG_PRIM].gpu_addr);
1541 	data = REG_SET_FIELD(0, WD_INDEX_BUF_BASE_HI, BASE_HI, base);
1542 	WREG32_SOC15(GC, 0, mmWD_INDEX_BUF_BASE_HI, data);
1543 
1544 	base = lower_32_bits(adev->gfx.ngg.buf[NGG_POS].gpu_addr);
1545 	data = REG_SET_FIELD(0, WD_POS_BUF_BASE, BASE, base);
1546 	WREG32_SOC15(GC, 0, mmWD_POS_BUF_BASE, data);
1547 
1548 	base = upper_32_bits(adev->gfx.ngg.buf[NGG_POS].gpu_addr);
1549 	data = REG_SET_FIELD(0, WD_POS_BUF_BASE_HI, BASE_HI, base);
1550 	WREG32_SOC15(GC, 0, mmWD_POS_BUF_BASE_HI, data);
1551 
1552 	base = lower_32_bits(adev->gfx.ngg.buf[NGG_CNTL].gpu_addr);
1553 	data = REG_SET_FIELD(0, WD_CNTL_SB_BUF_BASE, BASE, base);
1554 	WREG32_SOC15(GC, 0, mmWD_CNTL_SB_BUF_BASE, data);
1555 
1556 	base = upper_32_bits(adev->gfx.ngg.buf[NGG_CNTL].gpu_addr);
1557 	data = REG_SET_FIELD(0, WD_CNTL_SB_BUF_BASE_HI, BASE_HI, base);
1558 	WREG32_SOC15(GC, 0, mmWD_CNTL_SB_BUF_BASE_HI, data);
1559 
1560 	/* Clear GDS reserved memory */
1561 	r = amdgpu_ring_alloc(ring, 17);
1562 	if (r) {
1563 		DRM_ERROR("amdgpu: NGG failed to lock ring %s (%d).\n",
1564 			  ring->name, r);
1565 		return r;
1566 	}
1567 
1568 	gfx_v9_0_write_data_to_reg(ring, 0, false,
1569 				   SOC15_REG_OFFSET(GC, 0, mmGDS_VMID0_SIZE),
1570 			           (adev->gds.mem.total_size +
1571 				    adev->gfx.ngg.gds_reserve_size));
1572 
1573 	amdgpu_ring_write(ring, PACKET3(PACKET3_DMA_DATA, 5));
1574 	amdgpu_ring_write(ring, (PACKET3_DMA_DATA_CP_SYNC |
1575 				PACKET3_DMA_DATA_DST_SEL(1) |
1576 				PACKET3_DMA_DATA_SRC_SEL(2)));
1577 	amdgpu_ring_write(ring, 0);
1578 	amdgpu_ring_write(ring, 0);
1579 	amdgpu_ring_write(ring, adev->gfx.ngg.gds_reserve_addr);
1580 	amdgpu_ring_write(ring, 0);
1581 	amdgpu_ring_write(ring, PACKET3_DMA_DATA_CMD_RAW_WAIT |
1582 				adev->gfx.ngg.gds_reserve_size);
1583 
1584 	gfx_v9_0_write_data_to_reg(ring, 0, false,
1585 				   SOC15_REG_OFFSET(GC, 0, mmGDS_VMID0_SIZE), 0);
1586 
1587 	amdgpu_ring_commit(ring);
1588 
1589 	return 0;
1590 }
1591 
1592 static int gfx_v9_0_compute_ring_init(struct amdgpu_device *adev, int ring_id,
1593 				      int mec, int pipe, int queue)
1594 {
1595 	int r;
1596 	unsigned irq_type;
1597 	struct amdgpu_ring *ring = &adev->gfx.compute_ring[ring_id];
1598 
1599 	ring = &adev->gfx.compute_ring[ring_id];
1600 
1601 	/* mec0 is me1 */
1602 	ring->me = mec + 1;
1603 	ring->pipe = pipe;
1604 	ring->queue = queue;
1605 
1606 	ring->ring_obj = NULL;
1607 	ring->use_doorbell = true;
1608 	ring->doorbell_index = (adev->doorbell_index.mec_ring0 + ring_id) << 1;
1609 	ring->eop_gpu_addr = adev->gfx.mec.hpd_eop_gpu_addr
1610 				+ (ring_id * GFX9_MEC_HPD_SIZE);
1611 	sprintf(ring->name, "comp_%d.%d.%d", ring->me, ring->pipe, ring->queue);
1612 
1613 	irq_type = AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE0_EOP
1614 		+ ((ring->me - 1) * adev->gfx.mec.num_pipe_per_mec)
1615 		+ ring->pipe;
1616 
1617 	/* type-2 packets are deprecated on MEC, use type-3 instead */
1618 	r = amdgpu_ring_init(adev, ring, 1024,
1619 			     &adev->gfx.eop_irq, irq_type);
1620 	if (r)
1621 		return r;
1622 
1623 
1624 	return 0;
1625 }
1626 
1627 static int gfx_v9_0_sw_init(void *handle)
1628 {
1629 	int i, j, k, r, ring_id;
1630 	struct amdgpu_ring *ring;
1631 	struct amdgpu_kiq *kiq;
1632 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1633 
1634 	switch (adev->asic_type) {
1635 	case CHIP_VEGA10:
1636 	case CHIP_VEGA12:
1637 	case CHIP_VEGA20:
1638 	case CHIP_RAVEN:
1639 		adev->gfx.mec.num_mec = 2;
1640 		break;
1641 	default:
1642 		adev->gfx.mec.num_mec = 1;
1643 		break;
1644 	}
1645 
1646 	adev->gfx.mec.num_pipe_per_mec = 4;
1647 	adev->gfx.mec.num_queue_per_pipe = 8;
1648 
1649 	/* EOP Event */
1650 	r = amdgpu_irq_add_id(adev, SOC15_IH_CLIENTID_GRBM_CP, GFX_9_0__SRCID__CP_EOP_INTERRUPT, &adev->gfx.eop_irq);
1651 	if (r)
1652 		return r;
1653 
1654 	/* Privileged reg */
1655 	r = amdgpu_irq_add_id(adev, SOC15_IH_CLIENTID_GRBM_CP, GFX_9_0__SRCID__CP_PRIV_REG_FAULT,
1656 			      &adev->gfx.priv_reg_irq);
1657 	if (r)
1658 		return r;
1659 
1660 	/* Privileged inst */
1661 	r = amdgpu_irq_add_id(adev, SOC15_IH_CLIENTID_GRBM_CP, GFX_9_0__SRCID__CP_PRIV_INSTR_FAULT,
1662 			      &adev->gfx.priv_inst_irq);
1663 	if (r)
1664 		return r;
1665 
1666 	/* ECC error */
1667 	r = amdgpu_irq_add_id(adev, SOC15_IH_CLIENTID_GRBM_CP, GFX_9_0__SRCID__CP_ECC_ERROR,
1668 			      &adev->gfx.cp_ecc_error_irq);
1669 	if (r)
1670 		return r;
1671 
1672 	/* FUE error */
1673 	r = amdgpu_irq_add_id(adev, SOC15_IH_CLIENTID_GRBM_CP, GFX_9_0__SRCID__CP_FUE_ERROR,
1674 			      &adev->gfx.cp_ecc_error_irq);
1675 	if (r)
1676 		return r;
1677 
1678 	adev->gfx.gfx_current_status = AMDGPU_GFX_NORMAL_MODE;
1679 
1680 	gfx_v9_0_scratch_init(adev);
1681 
1682 	r = gfx_v9_0_init_microcode(adev);
1683 	if (r) {
1684 		DRM_ERROR("Failed to load gfx firmware!\n");
1685 		return r;
1686 	}
1687 
1688 	r = adev->gfx.rlc.funcs->init(adev);
1689 	if (r) {
1690 		DRM_ERROR("Failed to init rlc BOs!\n");
1691 		return r;
1692 	}
1693 
1694 	r = gfx_v9_0_mec_init(adev);
1695 	if (r) {
1696 		DRM_ERROR("Failed to init MEC BOs!\n");
1697 		return r;
1698 	}
1699 
1700 	/* set up the gfx ring */
1701 	for (i = 0; i < adev->gfx.num_gfx_rings; i++) {
1702 		ring = &adev->gfx.gfx_ring[i];
1703 		ring->ring_obj = NULL;
1704 		if (!i)
1705 			sprintf(ring->name, "gfx");
1706 		else
1707 			sprintf(ring->name, "gfx_%d", i);
1708 		ring->use_doorbell = true;
1709 		ring->doorbell_index = adev->doorbell_index.gfx_ring0 << 1;
1710 		r = amdgpu_ring_init(adev, ring, 1024,
1711 				     &adev->gfx.eop_irq, AMDGPU_CP_IRQ_GFX_EOP);
1712 		if (r)
1713 			return r;
1714 	}
1715 
1716 	/* set up the compute queues - allocate horizontally across pipes */
1717 	ring_id = 0;
1718 	for (i = 0; i < adev->gfx.mec.num_mec; ++i) {
1719 		for (j = 0; j < adev->gfx.mec.num_queue_per_pipe; j++) {
1720 			for (k = 0; k < adev->gfx.mec.num_pipe_per_mec; k++) {
1721 				if (!amdgpu_gfx_is_mec_queue_enabled(adev, i, k, j))
1722 					continue;
1723 
1724 				r = gfx_v9_0_compute_ring_init(adev,
1725 							       ring_id,
1726 							       i, k, j);
1727 				if (r)
1728 					return r;
1729 
1730 				ring_id++;
1731 			}
1732 		}
1733 	}
1734 
1735 	r = amdgpu_gfx_kiq_init(adev, GFX9_MEC_HPD_SIZE);
1736 	if (r) {
1737 		DRM_ERROR("Failed to init KIQ BOs!\n");
1738 		return r;
1739 	}
1740 
1741 	kiq = &adev->gfx.kiq;
1742 	r = amdgpu_gfx_kiq_init_ring(adev, &kiq->ring, &kiq->irq);
1743 	if (r)
1744 		return r;
1745 
1746 	/* create MQD for all compute queues as wel as KIQ for SRIOV case */
1747 	r = amdgpu_gfx_compute_mqd_sw_init(adev, sizeof(struct v9_mqd_allocation));
1748 	if (r)
1749 		return r;
1750 
1751 	adev->gfx.ce_ram_size = 0x8000;
1752 
1753 	r = gfx_v9_0_gpu_early_init(adev);
1754 	if (r)
1755 		return r;
1756 
1757 	r = gfx_v9_0_ngg_init(adev);
1758 	if (r)
1759 		return r;
1760 
1761 	return 0;
1762 }
1763 
1764 
1765 static int gfx_v9_0_sw_fini(void *handle)
1766 {
1767 	int i;
1768 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1769 
1770 	if (amdgpu_ras_is_supported(adev, AMDGPU_RAS_BLOCK__GFX) &&
1771 			adev->gfx.ras_if) {
1772 		struct ras_common_if *ras_if = adev->gfx.ras_if;
1773 		struct ras_ih_if ih_info = {
1774 			.head = *ras_if,
1775 		};
1776 
1777 		amdgpu_ras_debugfs_remove(adev, ras_if);
1778 		amdgpu_ras_sysfs_remove(adev, ras_if);
1779 		amdgpu_ras_interrupt_remove_handler(adev,  &ih_info);
1780 		amdgpu_ras_feature_enable(adev, ras_if, 0);
1781 		kfree(ras_if);
1782 	}
1783 
1784 	amdgpu_bo_free_kernel(&adev->gds.oa_gfx_bo, NULL, NULL);
1785 	amdgpu_bo_free_kernel(&adev->gds.gws_gfx_bo, NULL, NULL);
1786 	amdgpu_bo_free_kernel(&adev->gds.gds_gfx_bo, NULL, NULL);
1787 
1788 	for (i = 0; i < adev->gfx.num_gfx_rings; i++)
1789 		amdgpu_ring_fini(&adev->gfx.gfx_ring[i]);
1790 	for (i = 0; i < adev->gfx.num_compute_rings; i++)
1791 		amdgpu_ring_fini(&adev->gfx.compute_ring[i]);
1792 
1793 	amdgpu_gfx_compute_mqd_sw_fini(adev);
1794 	amdgpu_gfx_kiq_free_ring(&adev->gfx.kiq.ring, &adev->gfx.kiq.irq);
1795 	amdgpu_gfx_kiq_fini(adev);
1796 
1797 	gfx_v9_0_mec_fini(adev);
1798 	gfx_v9_0_ngg_fini(adev);
1799 	amdgpu_bo_free_kernel(&adev->gfx.rlc.clear_state_obj,
1800 				&adev->gfx.rlc.clear_state_gpu_addr,
1801 				(void **)&adev->gfx.rlc.cs_ptr);
1802 	if (adev->asic_type == CHIP_RAVEN) {
1803 		amdgpu_bo_free_kernel(&adev->gfx.rlc.cp_table_obj,
1804 				&adev->gfx.rlc.cp_table_gpu_addr,
1805 				(void **)&adev->gfx.rlc.cp_table_ptr);
1806 	}
1807 	gfx_v9_0_free_microcode(adev);
1808 
1809 	return 0;
1810 }
1811 
1812 
1813 static void gfx_v9_0_tiling_mode_table_init(struct amdgpu_device *adev)
1814 {
1815 	/* TODO */
1816 }
1817 
1818 static void gfx_v9_0_select_se_sh(struct amdgpu_device *adev, u32 se_num, u32 sh_num, u32 instance)
1819 {
1820 	u32 data;
1821 
1822 	if (instance == 0xffffffff)
1823 		data = REG_SET_FIELD(0, GRBM_GFX_INDEX, INSTANCE_BROADCAST_WRITES, 1);
1824 	else
1825 		data = REG_SET_FIELD(0, GRBM_GFX_INDEX, INSTANCE_INDEX, instance);
1826 
1827 	if (se_num == 0xffffffff)
1828 		data = REG_SET_FIELD(data, GRBM_GFX_INDEX, SE_BROADCAST_WRITES, 1);
1829 	else
1830 		data = REG_SET_FIELD(data, GRBM_GFX_INDEX, SE_INDEX, se_num);
1831 
1832 	if (sh_num == 0xffffffff)
1833 		data = REG_SET_FIELD(data, GRBM_GFX_INDEX, SH_BROADCAST_WRITES, 1);
1834 	else
1835 		data = REG_SET_FIELD(data, GRBM_GFX_INDEX, SH_INDEX, sh_num);
1836 
1837 	WREG32_SOC15(GC, 0, mmGRBM_GFX_INDEX, data);
1838 }
1839 
1840 static u32 gfx_v9_0_get_rb_active_bitmap(struct amdgpu_device *adev)
1841 {
1842 	u32 data, mask;
1843 
1844 	data = RREG32_SOC15(GC, 0, mmCC_RB_BACKEND_DISABLE);
1845 	data |= RREG32_SOC15(GC, 0, mmGC_USER_RB_BACKEND_DISABLE);
1846 
1847 	data &= CC_RB_BACKEND_DISABLE__BACKEND_DISABLE_MASK;
1848 	data >>= GC_USER_RB_BACKEND_DISABLE__BACKEND_DISABLE__SHIFT;
1849 
1850 	mask = amdgpu_gfx_create_bitmask(adev->gfx.config.max_backends_per_se /
1851 					 adev->gfx.config.max_sh_per_se);
1852 
1853 	return (~data) & mask;
1854 }
1855 
1856 static void gfx_v9_0_setup_rb(struct amdgpu_device *adev)
1857 {
1858 	int i, j;
1859 	u32 data;
1860 	u32 active_rbs = 0;
1861 	u32 rb_bitmap_width_per_sh = adev->gfx.config.max_backends_per_se /
1862 					adev->gfx.config.max_sh_per_se;
1863 
1864 	mutex_lock(&adev->grbm_idx_mutex);
1865 	for (i = 0; i < adev->gfx.config.max_shader_engines; i++) {
1866 		for (j = 0; j < adev->gfx.config.max_sh_per_se; j++) {
1867 			gfx_v9_0_select_se_sh(adev, i, j, 0xffffffff);
1868 			data = gfx_v9_0_get_rb_active_bitmap(adev);
1869 			active_rbs |= data << ((i * adev->gfx.config.max_sh_per_se + j) *
1870 					       rb_bitmap_width_per_sh);
1871 		}
1872 	}
1873 	gfx_v9_0_select_se_sh(adev, 0xffffffff, 0xffffffff, 0xffffffff);
1874 	mutex_unlock(&adev->grbm_idx_mutex);
1875 
1876 	adev->gfx.config.backend_enable_mask = active_rbs;
1877 	adev->gfx.config.num_rbs = hweight32(active_rbs);
1878 }
1879 
1880 #define DEFAULT_SH_MEM_BASES	(0x6000)
1881 #define FIRST_COMPUTE_VMID	(8)
1882 #define LAST_COMPUTE_VMID	(16)
1883 static void gfx_v9_0_init_compute_vmid(struct amdgpu_device *adev)
1884 {
1885 	int i;
1886 	uint32_t sh_mem_config;
1887 	uint32_t sh_mem_bases;
1888 
1889 	/*
1890 	 * Configure apertures:
1891 	 * LDS:         0x60000000'00000000 - 0x60000001'00000000 (4GB)
1892 	 * Scratch:     0x60000001'00000000 - 0x60000002'00000000 (4GB)
1893 	 * GPUVM:       0x60010000'00000000 - 0x60020000'00000000 (1TB)
1894 	 */
1895 	sh_mem_bases = DEFAULT_SH_MEM_BASES | (DEFAULT_SH_MEM_BASES << 16);
1896 
1897 	sh_mem_config = SH_MEM_ADDRESS_MODE_64 |
1898 			SH_MEM_ALIGNMENT_MODE_UNALIGNED <<
1899 			SH_MEM_CONFIG__ALIGNMENT_MODE__SHIFT;
1900 
1901 	mutex_lock(&adev->srbm_mutex);
1902 	for (i = FIRST_COMPUTE_VMID; i < LAST_COMPUTE_VMID; i++) {
1903 		soc15_grbm_select(adev, 0, 0, 0, i);
1904 		/* CP and shaders */
1905 		WREG32_SOC15(GC, 0, mmSH_MEM_CONFIG, sh_mem_config);
1906 		WREG32_SOC15(GC, 0, mmSH_MEM_BASES, sh_mem_bases);
1907 	}
1908 	soc15_grbm_select(adev, 0, 0, 0, 0);
1909 	mutex_unlock(&adev->srbm_mutex);
1910 }
1911 
1912 static void gfx_v9_0_constants_init(struct amdgpu_device *adev)
1913 {
1914 	u32 tmp;
1915 	int i;
1916 
1917 	WREG32_FIELD15(GC, 0, GRBM_CNTL, READ_TIMEOUT, 0xff);
1918 
1919 	gfx_v9_0_tiling_mode_table_init(adev);
1920 
1921 	gfx_v9_0_setup_rb(adev);
1922 	gfx_v9_0_get_cu_info(adev, &adev->gfx.cu_info);
1923 	adev->gfx.config.db_debug2 = RREG32_SOC15(GC, 0, mmDB_DEBUG2);
1924 
1925 	/* XXX SH_MEM regs */
1926 	/* where to put LDS, scratch, GPUVM in FSA64 space */
1927 	mutex_lock(&adev->srbm_mutex);
1928 	for (i = 0; i < adev->vm_manager.id_mgr[AMDGPU_GFXHUB].num_ids; i++) {
1929 		soc15_grbm_select(adev, 0, 0, 0, i);
1930 		/* CP and shaders */
1931 		if (i == 0) {
1932 			tmp = REG_SET_FIELD(0, SH_MEM_CONFIG, ALIGNMENT_MODE,
1933 					    SH_MEM_ALIGNMENT_MODE_UNALIGNED);
1934 			WREG32_SOC15(GC, 0, mmSH_MEM_CONFIG, tmp);
1935 			WREG32_SOC15(GC, 0, mmSH_MEM_BASES, 0);
1936 		} else {
1937 			tmp = REG_SET_FIELD(0, SH_MEM_CONFIG, ALIGNMENT_MODE,
1938 					    SH_MEM_ALIGNMENT_MODE_UNALIGNED);
1939 			WREG32_SOC15(GC, 0, mmSH_MEM_CONFIG, tmp);
1940 			tmp = REG_SET_FIELD(0, SH_MEM_BASES, PRIVATE_BASE,
1941 				(adev->gmc.private_aperture_start >> 48));
1942 			tmp = REG_SET_FIELD(tmp, SH_MEM_BASES, SHARED_BASE,
1943 				(adev->gmc.shared_aperture_start >> 48));
1944 			WREG32_SOC15(GC, 0, mmSH_MEM_BASES, tmp);
1945 		}
1946 	}
1947 	soc15_grbm_select(adev, 0, 0, 0, 0);
1948 
1949 	mutex_unlock(&adev->srbm_mutex);
1950 
1951 	gfx_v9_0_init_compute_vmid(adev);
1952 
1953 	mutex_lock(&adev->grbm_idx_mutex);
1954 	/*
1955 	 * making sure that the following register writes will be broadcasted
1956 	 * to all the shaders
1957 	 */
1958 	gfx_v9_0_select_se_sh(adev, 0xffffffff, 0xffffffff, 0xffffffff);
1959 
1960 	WREG32_SOC15(GC, 0, mmPA_SC_FIFO_SIZE,
1961 		   (adev->gfx.config.sc_prim_fifo_size_frontend <<
1962 			PA_SC_FIFO_SIZE__SC_FRONTEND_PRIM_FIFO_SIZE__SHIFT) |
1963 		   (adev->gfx.config.sc_prim_fifo_size_backend <<
1964 			PA_SC_FIFO_SIZE__SC_BACKEND_PRIM_FIFO_SIZE__SHIFT) |
1965 		   (adev->gfx.config.sc_hiz_tile_fifo_size <<
1966 			PA_SC_FIFO_SIZE__SC_HIZ_TILE_FIFO_SIZE__SHIFT) |
1967 		   (adev->gfx.config.sc_earlyz_tile_fifo_size <<
1968 			PA_SC_FIFO_SIZE__SC_EARLYZ_TILE_FIFO_SIZE__SHIFT));
1969 	mutex_unlock(&adev->grbm_idx_mutex);
1970 
1971 }
1972 
1973 static void gfx_v9_0_wait_for_rlc_serdes(struct amdgpu_device *adev)
1974 {
1975 	u32 i, j, k;
1976 	u32 mask;
1977 
1978 	mutex_lock(&adev->grbm_idx_mutex);
1979 	for (i = 0; i < adev->gfx.config.max_shader_engines; i++) {
1980 		for (j = 0; j < adev->gfx.config.max_sh_per_se; j++) {
1981 			gfx_v9_0_select_se_sh(adev, i, j, 0xffffffff);
1982 			for (k = 0; k < adev->usec_timeout; k++) {
1983 				if (RREG32_SOC15(GC, 0, mmRLC_SERDES_CU_MASTER_BUSY) == 0)
1984 					break;
1985 				udelay(1);
1986 			}
1987 			if (k == adev->usec_timeout) {
1988 				gfx_v9_0_select_se_sh(adev, 0xffffffff,
1989 						      0xffffffff, 0xffffffff);
1990 				mutex_unlock(&adev->grbm_idx_mutex);
1991 				DRM_INFO("Timeout wait for RLC serdes %u,%u\n",
1992 					 i, j);
1993 				return;
1994 			}
1995 		}
1996 	}
1997 	gfx_v9_0_select_se_sh(adev, 0xffffffff, 0xffffffff, 0xffffffff);
1998 	mutex_unlock(&adev->grbm_idx_mutex);
1999 
2000 	mask = RLC_SERDES_NONCU_MASTER_BUSY__SE_MASTER_BUSY_MASK |
2001 		RLC_SERDES_NONCU_MASTER_BUSY__GC_MASTER_BUSY_MASK |
2002 		RLC_SERDES_NONCU_MASTER_BUSY__TC0_MASTER_BUSY_MASK |
2003 		RLC_SERDES_NONCU_MASTER_BUSY__TC1_MASTER_BUSY_MASK;
2004 	for (k = 0; k < adev->usec_timeout; k++) {
2005 		if ((RREG32_SOC15(GC, 0, mmRLC_SERDES_NONCU_MASTER_BUSY) & mask) == 0)
2006 			break;
2007 		udelay(1);
2008 	}
2009 }
2010 
2011 static void gfx_v9_0_enable_gui_idle_interrupt(struct amdgpu_device *adev,
2012 					       bool enable)
2013 {
2014 	u32 tmp = RREG32_SOC15(GC, 0, mmCP_INT_CNTL_RING0);
2015 
2016 	tmp = REG_SET_FIELD(tmp, CP_INT_CNTL_RING0, CNTX_BUSY_INT_ENABLE, enable ? 1 : 0);
2017 	tmp = REG_SET_FIELD(tmp, CP_INT_CNTL_RING0, CNTX_EMPTY_INT_ENABLE, enable ? 1 : 0);
2018 	tmp = REG_SET_FIELD(tmp, CP_INT_CNTL_RING0, CMP_BUSY_INT_ENABLE, enable ? 1 : 0);
2019 	tmp = REG_SET_FIELD(tmp, CP_INT_CNTL_RING0, GFX_IDLE_INT_ENABLE, enable ? 1 : 0);
2020 
2021 	WREG32_SOC15(GC, 0, mmCP_INT_CNTL_RING0, tmp);
2022 }
2023 
2024 static void gfx_v9_0_init_csb(struct amdgpu_device *adev)
2025 {
2026 	/* csib */
2027 	WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_CSIB_ADDR_HI),
2028 			adev->gfx.rlc.clear_state_gpu_addr >> 32);
2029 	WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_CSIB_ADDR_LO),
2030 			adev->gfx.rlc.clear_state_gpu_addr & 0xfffffffc);
2031 	WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_CSIB_LENGTH),
2032 			adev->gfx.rlc.clear_state_size);
2033 }
2034 
2035 static void gfx_v9_1_parse_ind_reg_list(int *register_list_format,
2036 				int indirect_offset,
2037 				int list_size,
2038 				int *unique_indirect_regs,
2039 				int unique_indirect_reg_count,
2040 				int *indirect_start_offsets,
2041 				int *indirect_start_offsets_count,
2042 				int max_start_offsets_count)
2043 {
2044 	int idx;
2045 
2046 	for (; indirect_offset < list_size; indirect_offset++) {
2047 		WARN_ON(*indirect_start_offsets_count >= max_start_offsets_count);
2048 		indirect_start_offsets[*indirect_start_offsets_count] = indirect_offset;
2049 		*indirect_start_offsets_count = *indirect_start_offsets_count + 1;
2050 
2051 		while (register_list_format[indirect_offset] != 0xFFFFFFFF) {
2052 			indirect_offset += 2;
2053 
2054 			/* look for the matching indice */
2055 			for (idx = 0; idx < unique_indirect_reg_count; idx++) {
2056 				if (unique_indirect_regs[idx] ==
2057 					register_list_format[indirect_offset] ||
2058 					!unique_indirect_regs[idx])
2059 					break;
2060 			}
2061 
2062 			BUG_ON(idx >= unique_indirect_reg_count);
2063 
2064 			if (!unique_indirect_regs[idx])
2065 				unique_indirect_regs[idx] = register_list_format[indirect_offset];
2066 
2067 			indirect_offset++;
2068 		}
2069 	}
2070 }
2071 
2072 static int gfx_v9_1_init_rlc_save_restore_list(struct amdgpu_device *adev)
2073 {
2074 	int unique_indirect_regs[] = {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0};
2075 	int unique_indirect_reg_count = 0;
2076 
2077 	int indirect_start_offsets[] = {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0};
2078 	int indirect_start_offsets_count = 0;
2079 
2080 	int list_size = 0;
2081 	int i = 0, j = 0;
2082 	u32 tmp = 0;
2083 
2084 	u32 *register_list_format =
2085 		kmalloc(adev->gfx.rlc.reg_list_format_size_bytes, GFP_KERNEL);
2086 	if (!register_list_format)
2087 		return -ENOMEM;
2088 	memcpy(register_list_format, adev->gfx.rlc.register_list_format,
2089 		adev->gfx.rlc.reg_list_format_size_bytes);
2090 
2091 	/* setup unique_indirect_regs array and indirect_start_offsets array */
2092 	unique_indirect_reg_count = ARRAY_SIZE(unique_indirect_regs);
2093 	gfx_v9_1_parse_ind_reg_list(register_list_format,
2094 				    adev->gfx.rlc.reg_list_format_direct_reg_list_length,
2095 				    adev->gfx.rlc.reg_list_format_size_bytes >> 2,
2096 				    unique_indirect_regs,
2097 				    unique_indirect_reg_count,
2098 				    indirect_start_offsets,
2099 				    &indirect_start_offsets_count,
2100 				    ARRAY_SIZE(indirect_start_offsets));
2101 
2102 	/* enable auto inc in case it is disabled */
2103 	tmp = RREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_SRM_CNTL));
2104 	tmp |= RLC_SRM_CNTL__AUTO_INCR_ADDR_MASK;
2105 	WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_SRM_CNTL), tmp);
2106 
2107 	/* write register_restore table to offset 0x0 using RLC_SRM_ARAM_ADDR/DATA */
2108 	WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_SRM_ARAM_ADDR),
2109 		RLC_SAVE_RESTORE_ADDR_STARTING_OFFSET);
2110 	for (i = 0; i < adev->gfx.rlc.reg_list_size_bytes >> 2; i++)
2111 		WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_SRM_ARAM_DATA),
2112 			adev->gfx.rlc.register_restore[i]);
2113 
2114 	/* load indirect register */
2115 	WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_GPM_SCRATCH_ADDR),
2116 		adev->gfx.rlc.reg_list_format_start);
2117 
2118 	/* direct register portion */
2119 	for (i = 0; i < adev->gfx.rlc.reg_list_format_direct_reg_list_length; i++)
2120 		WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_GPM_SCRATCH_DATA),
2121 			register_list_format[i]);
2122 
2123 	/* indirect register portion */
2124 	while (i < (adev->gfx.rlc.reg_list_format_size_bytes >> 2)) {
2125 		if (register_list_format[i] == 0xFFFFFFFF) {
2126 			WREG32_SOC15(GC, 0, mmRLC_GPM_SCRATCH_DATA, register_list_format[i++]);
2127 			continue;
2128 		}
2129 
2130 		WREG32_SOC15(GC, 0, mmRLC_GPM_SCRATCH_DATA, register_list_format[i++]);
2131 		WREG32_SOC15(GC, 0, mmRLC_GPM_SCRATCH_DATA, register_list_format[i++]);
2132 
2133 		for (j = 0; j < unique_indirect_reg_count; j++) {
2134 			if (register_list_format[i] == unique_indirect_regs[j]) {
2135 				WREG32_SOC15(GC, 0, mmRLC_GPM_SCRATCH_DATA, j);
2136 				break;
2137 			}
2138 		}
2139 
2140 		BUG_ON(j >= unique_indirect_reg_count);
2141 
2142 		i++;
2143 	}
2144 
2145 	/* set save/restore list size */
2146 	list_size = adev->gfx.rlc.reg_list_size_bytes >> 2;
2147 	list_size = list_size >> 1;
2148 	WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_GPM_SCRATCH_ADDR),
2149 		adev->gfx.rlc.reg_restore_list_size);
2150 	WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_GPM_SCRATCH_DATA), list_size);
2151 
2152 	/* write the starting offsets to RLC scratch ram */
2153 	WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_GPM_SCRATCH_ADDR),
2154 		adev->gfx.rlc.starting_offsets_start);
2155 	for (i = 0; i < ARRAY_SIZE(indirect_start_offsets); i++)
2156 		WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_GPM_SCRATCH_DATA),
2157 		       indirect_start_offsets[i]);
2158 
2159 	/* load unique indirect regs*/
2160 	for (i = 0; i < ARRAY_SIZE(unique_indirect_regs); i++) {
2161 		if (unique_indirect_regs[i] != 0) {
2162 			WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_SRM_INDEX_CNTL_ADDR_0)
2163 			       + GFX_RLC_SRM_INDEX_CNTL_ADDR_OFFSETS[i],
2164 			       unique_indirect_regs[i] & 0x3FFFF);
2165 
2166 			WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_SRM_INDEX_CNTL_DATA_0)
2167 			       + GFX_RLC_SRM_INDEX_CNTL_DATA_OFFSETS[i],
2168 			       unique_indirect_regs[i] >> 20);
2169 		}
2170 	}
2171 
2172 	kfree(register_list_format);
2173 	return 0;
2174 }
2175 
2176 static void gfx_v9_0_enable_save_restore_machine(struct amdgpu_device *adev)
2177 {
2178 	WREG32_FIELD15(GC, 0, RLC_SRM_CNTL, SRM_ENABLE, 1);
2179 }
2180 
2181 static void pwr_10_0_gfxip_control_over_cgpg(struct amdgpu_device *adev,
2182 					     bool enable)
2183 {
2184 	uint32_t data = 0;
2185 	uint32_t default_data = 0;
2186 
2187 	default_data = data = RREG32(SOC15_REG_OFFSET(PWR, 0, mmPWR_MISC_CNTL_STATUS));
2188 	if (enable == true) {
2189 		/* enable GFXIP control over CGPG */
2190 		data |= PWR_MISC_CNTL_STATUS__PWR_GFX_RLC_CGPG_EN_MASK;
2191 		if(default_data != data)
2192 			WREG32(SOC15_REG_OFFSET(PWR, 0, mmPWR_MISC_CNTL_STATUS), data);
2193 
2194 		/* update status */
2195 		data &= ~PWR_MISC_CNTL_STATUS__PWR_GFXOFF_STATUS_MASK;
2196 		data |= (2 << PWR_MISC_CNTL_STATUS__PWR_GFXOFF_STATUS__SHIFT);
2197 		if(default_data != data)
2198 			WREG32(SOC15_REG_OFFSET(PWR, 0, mmPWR_MISC_CNTL_STATUS), data);
2199 	} else {
2200 		/* restore GFXIP control over GCPG */
2201 		data &= ~PWR_MISC_CNTL_STATUS__PWR_GFX_RLC_CGPG_EN_MASK;
2202 		if(default_data != data)
2203 			WREG32(SOC15_REG_OFFSET(PWR, 0, mmPWR_MISC_CNTL_STATUS), data);
2204 	}
2205 }
2206 
2207 static void gfx_v9_0_init_gfx_power_gating(struct amdgpu_device *adev)
2208 {
2209 	uint32_t data = 0;
2210 
2211 	if (adev->pg_flags & (AMD_PG_SUPPORT_GFX_PG |
2212 			      AMD_PG_SUPPORT_GFX_SMG |
2213 			      AMD_PG_SUPPORT_GFX_DMG)) {
2214 		/* init IDLE_POLL_COUNT = 60 */
2215 		data = RREG32(SOC15_REG_OFFSET(GC, 0, mmCP_RB_WPTR_POLL_CNTL));
2216 		data &= ~CP_RB_WPTR_POLL_CNTL__IDLE_POLL_COUNT_MASK;
2217 		data |= (0x60 << CP_RB_WPTR_POLL_CNTL__IDLE_POLL_COUNT__SHIFT);
2218 		WREG32(SOC15_REG_OFFSET(GC, 0, mmCP_RB_WPTR_POLL_CNTL), data);
2219 
2220 		/* init RLC PG Delay */
2221 		data = 0;
2222 		data |= (0x10 << RLC_PG_DELAY__POWER_UP_DELAY__SHIFT);
2223 		data |= (0x10 << RLC_PG_DELAY__POWER_DOWN_DELAY__SHIFT);
2224 		data |= (0x10 << RLC_PG_DELAY__CMD_PROPAGATE_DELAY__SHIFT);
2225 		data |= (0x40 << RLC_PG_DELAY__MEM_SLEEP_DELAY__SHIFT);
2226 		WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_PG_DELAY), data);
2227 
2228 		data = RREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_PG_DELAY_2));
2229 		data &= ~RLC_PG_DELAY_2__SERDES_CMD_DELAY_MASK;
2230 		data |= (0x4 << RLC_PG_DELAY_2__SERDES_CMD_DELAY__SHIFT);
2231 		WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_PG_DELAY_2), data);
2232 
2233 		data = RREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_PG_DELAY_3));
2234 		data &= ~RLC_PG_DELAY_3__CGCG_ACTIVE_BEFORE_CGPG_MASK;
2235 		data |= (0xff << RLC_PG_DELAY_3__CGCG_ACTIVE_BEFORE_CGPG__SHIFT);
2236 		WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_PG_DELAY_3), data);
2237 
2238 		data = RREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_AUTO_PG_CTRL));
2239 		data &= ~RLC_AUTO_PG_CTRL__GRBM_REG_SAVE_GFX_IDLE_THRESHOLD_MASK;
2240 
2241 		/* program GRBM_REG_SAVE_GFX_IDLE_THRESHOLD to 0x55f0 */
2242 		data |= (0x55f0 << RLC_AUTO_PG_CTRL__GRBM_REG_SAVE_GFX_IDLE_THRESHOLD__SHIFT);
2243 		WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_AUTO_PG_CTRL), data);
2244 
2245 		pwr_10_0_gfxip_control_over_cgpg(adev, true);
2246 	}
2247 }
2248 
2249 static void gfx_v9_0_enable_sck_slow_down_on_power_up(struct amdgpu_device *adev,
2250 						bool enable)
2251 {
2252 	uint32_t data = 0;
2253 	uint32_t default_data = 0;
2254 
2255 	default_data = data = RREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_PG_CNTL));
2256 	data = REG_SET_FIELD(data, RLC_PG_CNTL,
2257 			     SMU_CLK_SLOWDOWN_ON_PU_ENABLE,
2258 			     enable ? 1 : 0);
2259 	if (default_data != data)
2260 		WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_PG_CNTL), data);
2261 }
2262 
2263 static void gfx_v9_0_enable_sck_slow_down_on_power_down(struct amdgpu_device *adev,
2264 						bool enable)
2265 {
2266 	uint32_t data = 0;
2267 	uint32_t default_data = 0;
2268 
2269 	default_data = data = RREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_PG_CNTL));
2270 	data = REG_SET_FIELD(data, RLC_PG_CNTL,
2271 			     SMU_CLK_SLOWDOWN_ON_PD_ENABLE,
2272 			     enable ? 1 : 0);
2273 	if(default_data != data)
2274 		WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_PG_CNTL), data);
2275 }
2276 
2277 static void gfx_v9_0_enable_cp_power_gating(struct amdgpu_device *adev,
2278 					bool enable)
2279 {
2280 	uint32_t data = 0;
2281 	uint32_t default_data = 0;
2282 
2283 	default_data = data = RREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_PG_CNTL));
2284 	data = REG_SET_FIELD(data, RLC_PG_CNTL,
2285 			     CP_PG_DISABLE,
2286 			     enable ? 0 : 1);
2287 	if(default_data != data)
2288 		WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_PG_CNTL), data);
2289 }
2290 
2291 static void gfx_v9_0_enable_gfx_cg_power_gating(struct amdgpu_device *adev,
2292 						bool enable)
2293 {
2294 	uint32_t data, default_data;
2295 
2296 	default_data = data = RREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_PG_CNTL));
2297 	data = REG_SET_FIELD(data, RLC_PG_CNTL,
2298 			     GFX_POWER_GATING_ENABLE,
2299 			     enable ? 1 : 0);
2300 	if(default_data != data)
2301 		WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_PG_CNTL), data);
2302 }
2303 
2304 static void gfx_v9_0_enable_gfx_pipeline_powergating(struct amdgpu_device *adev,
2305 						bool enable)
2306 {
2307 	uint32_t data, default_data;
2308 
2309 	default_data = data = RREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_PG_CNTL));
2310 	data = REG_SET_FIELD(data, RLC_PG_CNTL,
2311 			     GFX_PIPELINE_PG_ENABLE,
2312 			     enable ? 1 : 0);
2313 	if(default_data != data)
2314 		WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_PG_CNTL), data);
2315 
2316 	if (!enable)
2317 		/* read any GFX register to wake up GFX */
2318 		data = RREG32(SOC15_REG_OFFSET(GC, 0, mmDB_RENDER_CONTROL));
2319 }
2320 
2321 static void gfx_v9_0_enable_gfx_static_mg_power_gating(struct amdgpu_device *adev,
2322 						       bool enable)
2323 {
2324 	uint32_t data, default_data;
2325 
2326 	default_data = data = RREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_PG_CNTL));
2327 	data = REG_SET_FIELD(data, RLC_PG_CNTL,
2328 			     STATIC_PER_CU_PG_ENABLE,
2329 			     enable ? 1 : 0);
2330 	if(default_data != data)
2331 		WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_PG_CNTL), data);
2332 }
2333 
2334 static void gfx_v9_0_enable_gfx_dynamic_mg_power_gating(struct amdgpu_device *adev,
2335 						bool enable)
2336 {
2337 	uint32_t data, default_data;
2338 
2339 	default_data = data = RREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_PG_CNTL));
2340 	data = REG_SET_FIELD(data, RLC_PG_CNTL,
2341 			     DYN_PER_CU_PG_ENABLE,
2342 			     enable ? 1 : 0);
2343 	if(default_data != data)
2344 		WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_PG_CNTL), data);
2345 }
2346 
2347 static void gfx_v9_0_init_pg(struct amdgpu_device *adev)
2348 {
2349 	gfx_v9_0_init_csb(adev);
2350 
2351 	/*
2352 	 * Rlc save restore list is workable since v2_1.
2353 	 * And it's needed by gfxoff feature.
2354 	 */
2355 	if (adev->gfx.rlc.is_rlc_v2_1) {
2356 		gfx_v9_1_init_rlc_save_restore_list(adev);
2357 		gfx_v9_0_enable_save_restore_machine(adev);
2358 	}
2359 
2360 	if (adev->pg_flags & (AMD_PG_SUPPORT_GFX_PG |
2361 			      AMD_PG_SUPPORT_GFX_SMG |
2362 			      AMD_PG_SUPPORT_GFX_DMG |
2363 			      AMD_PG_SUPPORT_CP |
2364 			      AMD_PG_SUPPORT_GDS |
2365 			      AMD_PG_SUPPORT_RLC_SMU_HS)) {
2366 		WREG32(mmRLC_JUMP_TABLE_RESTORE,
2367 		       adev->gfx.rlc.cp_table_gpu_addr >> 8);
2368 		gfx_v9_0_init_gfx_power_gating(adev);
2369 	}
2370 }
2371 
2372 void gfx_v9_0_rlc_stop(struct amdgpu_device *adev)
2373 {
2374 	WREG32_FIELD15(GC, 0, RLC_CNTL, RLC_ENABLE_F32, 0);
2375 	gfx_v9_0_enable_gui_idle_interrupt(adev, false);
2376 	gfx_v9_0_wait_for_rlc_serdes(adev);
2377 }
2378 
2379 static void gfx_v9_0_rlc_reset(struct amdgpu_device *adev)
2380 {
2381 	WREG32_FIELD15(GC, 0, GRBM_SOFT_RESET, SOFT_RESET_RLC, 1);
2382 	udelay(50);
2383 	WREG32_FIELD15(GC, 0, GRBM_SOFT_RESET, SOFT_RESET_RLC, 0);
2384 	udelay(50);
2385 }
2386 
2387 static void gfx_v9_0_rlc_start(struct amdgpu_device *adev)
2388 {
2389 #ifdef AMDGPU_RLC_DEBUG_RETRY
2390 	u32 rlc_ucode_ver;
2391 #endif
2392 
2393 	WREG32_FIELD15(GC, 0, RLC_CNTL, RLC_ENABLE_F32, 1);
2394 	udelay(50);
2395 
2396 	/* carrizo do enable cp interrupt after cp inited */
2397 	if (!(adev->flags & AMD_IS_APU)) {
2398 		gfx_v9_0_enable_gui_idle_interrupt(adev, true);
2399 		udelay(50);
2400 	}
2401 
2402 #ifdef AMDGPU_RLC_DEBUG_RETRY
2403 	/* RLC_GPM_GENERAL_6 : RLC Ucode version */
2404 	rlc_ucode_ver = RREG32_SOC15(GC, 0, mmRLC_GPM_GENERAL_6);
2405 	if(rlc_ucode_ver == 0x108) {
2406 		DRM_INFO("Using rlc debug ucode. mmRLC_GPM_GENERAL_6 ==0x08%x / fw_ver == %i \n",
2407 				rlc_ucode_ver, adev->gfx.rlc_fw_version);
2408 		/* RLC_GPM_TIMER_INT_3 : Timer interval in RefCLK cycles,
2409 		 * default is 0x9C4 to create a 100us interval */
2410 		WREG32_SOC15(GC, 0, mmRLC_GPM_TIMER_INT_3, 0x9C4);
2411 		/* RLC_GPM_GENERAL_12 : Minimum gap between wptr and rptr
2412 		 * to disable the page fault retry interrupts, default is
2413 		 * 0x100 (256) */
2414 		WREG32_SOC15(GC, 0, mmRLC_GPM_GENERAL_12, 0x100);
2415 	}
2416 #endif
2417 }
2418 
2419 static int gfx_v9_0_rlc_load_microcode(struct amdgpu_device *adev)
2420 {
2421 	const struct rlc_firmware_header_v2_0 *hdr;
2422 	const __le32 *fw_data;
2423 	unsigned i, fw_size;
2424 
2425 	if (!adev->gfx.rlc_fw)
2426 		return -EINVAL;
2427 
2428 	hdr = (const struct rlc_firmware_header_v2_0 *)adev->gfx.rlc_fw->data;
2429 	amdgpu_ucode_print_rlc_hdr(&hdr->header);
2430 
2431 	fw_data = (const __le32 *)(adev->gfx.rlc_fw->data +
2432 			   le32_to_cpu(hdr->header.ucode_array_offset_bytes));
2433 	fw_size = le32_to_cpu(hdr->header.ucode_size_bytes) / 4;
2434 
2435 	WREG32_SOC15(GC, 0, mmRLC_GPM_UCODE_ADDR,
2436 			RLCG_UCODE_LOADING_START_ADDRESS);
2437 	for (i = 0; i < fw_size; i++)
2438 		WREG32_SOC15(GC, 0, mmRLC_GPM_UCODE_DATA, le32_to_cpup(fw_data++));
2439 	WREG32_SOC15(GC, 0, mmRLC_GPM_UCODE_ADDR, adev->gfx.rlc_fw_version);
2440 
2441 	return 0;
2442 }
2443 
2444 static int gfx_v9_0_rlc_resume(struct amdgpu_device *adev)
2445 {
2446 	int r;
2447 
2448 	if (amdgpu_sriov_vf(adev)) {
2449 		gfx_v9_0_init_csb(adev);
2450 		return 0;
2451 	}
2452 
2453 	adev->gfx.rlc.funcs->stop(adev);
2454 
2455 	/* disable CG */
2456 	WREG32_SOC15(GC, 0, mmRLC_CGCG_CGLS_CTRL, 0);
2457 
2458 	adev->gfx.rlc.funcs->reset(adev);
2459 
2460 	gfx_v9_0_init_pg(adev);
2461 
2462 	if (adev->firmware.load_type != AMDGPU_FW_LOAD_PSP) {
2463 		/* legacy rlc firmware loading */
2464 		r = gfx_v9_0_rlc_load_microcode(adev);
2465 		if (r)
2466 			return r;
2467 	}
2468 
2469 	switch (adev->asic_type) {
2470 	case CHIP_RAVEN:
2471 		if (amdgpu_lbpw == 0)
2472 			gfx_v9_0_enable_lbpw(adev, false);
2473 		else
2474 			gfx_v9_0_enable_lbpw(adev, true);
2475 		break;
2476 	case CHIP_VEGA20:
2477 		if (amdgpu_lbpw > 0)
2478 			gfx_v9_0_enable_lbpw(adev, true);
2479 		else
2480 			gfx_v9_0_enable_lbpw(adev, false);
2481 		break;
2482 	default:
2483 		break;
2484 	}
2485 
2486 	adev->gfx.rlc.funcs->start(adev);
2487 
2488 	return 0;
2489 }
2490 
2491 static void gfx_v9_0_cp_gfx_enable(struct amdgpu_device *adev, bool enable)
2492 {
2493 	int i;
2494 	u32 tmp = RREG32_SOC15(GC, 0, mmCP_ME_CNTL);
2495 
2496 	tmp = REG_SET_FIELD(tmp, CP_ME_CNTL, ME_HALT, enable ? 0 : 1);
2497 	tmp = REG_SET_FIELD(tmp, CP_ME_CNTL, PFP_HALT, enable ? 0 : 1);
2498 	tmp = REG_SET_FIELD(tmp, CP_ME_CNTL, CE_HALT, enable ? 0 : 1);
2499 	if (!enable) {
2500 		for (i = 0; i < adev->gfx.num_gfx_rings; i++)
2501 			adev->gfx.gfx_ring[i].sched.ready = false;
2502 	}
2503 	WREG32_SOC15(GC, 0, mmCP_ME_CNTL, tmp);
2504 	udelay(50);
2505 }
2506 
2507 static int gfx_v9_0_cp_gfx_load_microcode(struct amdgpu_device *adev)
2508 {
2509 	const struct gfx_firmware_header_v1_0 *pfp_hdr;
2510 	const struct gfx_firmware_header_v1_0 *ce_hdr;
2511 	const struct gfx_firmware_header_v1_0 *me_hdr;
2512 	const __le32 *fw_data;
2513 	unsigned i, fw_size;
2514 
2515 	if (!adev->gfx.me_fw || !adev->gfx.pfp_fw || !adev->gfx.ce_fw)
2516 		return -EINVAL;
2517 
2518 	pfp_hdr = (const struct gfx_firmware_header_v1_0 *)
2519 		adev->gfx.pfp_fw->data;
2520 	ce_hdr = (const struct gfx_firmware_header_v1_0 *)
2521 		adev->gfx.ce_fw->data;
2522 	me_hdr = (const struct gfx_firmware_header_v1_0 *)
2523 		adev->gfx.me_fw->data;
2524 
2525 	amdgpu_ucode_print_gfx_hdr(&pfp_hdr->header);
2526 	amdgpu_ucode_print_gfx_hdr(&ce_hdr->header);
2527 	amdgpu_ucode_print_gfx_hdr(&me_hdr->header);
2528 
2529 	gfx_v9_0_cp_gfx_enable(adev, false);
2530 
2531 	/* PFP */
2532 	fw_data = (const __le32 *)
2533 		(adev->gfx.pfp_fw->data +
2534 		 le32_to_cpu(pfp_hdr->header.ucode_array_offset_bytes));
2535 	fw_size = le32_to_cpu(pfp_hdr->header.ucode_size_bytes) / 4;
2536 	WREG32_SOC15(GC, 0, mmCP_PFP_UCODE_ADDR, 0);
2537 	for (i = 0; i < fw_size; i++)
2538 		WREG32_SOC15(GC, 0, mmCP_PFP_UCODE_DATA, le32_to_cpup(fw_data++));
2539 	WREG32_SOC15(GC, 0, mmCP_PFP_UCODE_ADDR, adev->gfx.pfp_fw_version);
2540 
2541 	/* CE */
2542 	fw_data = (const __le32 *)
2543 		(adev->gfx.ce_fw->data +
2544 		 le32_to_cpu(ce_hdr->header.ucode_array_offset_bytes));
2545 	fw_size = le32_to_cpu(ce_hdr->header.ucode_size_bytes) / 4;
2546 	WREG32_SOC15(GC, 0, mmCP_CE_UCODE_ADDR, 0);
2547 	for (i = 0; i < fw_size; i++)
2548 		WREG32_SOC15(GC, 0, mmCP_CE_UCODE_DATA, le32_to_cpup(fw_data++));
2549 	WREG32_SOC15(GC, 0, mmCP_CE_UCODE_ADDR, adev->gfx.ce_fw_version);
2550 
2551 	/* ME */
2552 	fw_data = (const __le32 *)
2553 		(adev->gfx.me_fw->data +
2554 		 le32_to_cpu(me_hdr->header.ucode_array_offset_bytes));
2555 	fw_size = le32_to_cpu(me_hdr->header.ucode_size_bytes) / 4;
2556 	WREG32_SOC15(GC, 0, mmCP_ME_RAM_WADDR, 0);
2557 	for (i = 0; i < fw_size; i++)
2558 		WREG32_SOC15(GC, 0, mmCP_ME_RAM_DATA, le32_to_cpup(fw_data++));
2559 	WREG32_SOC15(GC, 0, mmCP_ME_RAM_WADDR, adev->gfx.me_fw_version);
2560 
2561 	return 0;
2562 }
2563 
2564 static int gfx_v9_0_cp_gfx_start(struct amdgpu_device *adev)
2565 {
2566 	struct amdgpu_ring *ring = &adev->gfx.gfx_ring[0];
2567 	const struct cs_section_def *sect = NULL;
2568 	const struct cs_extent_def *ext = NULL;
2569 	int r, i, tmp;
2570 
2571 	/* init the CP */
2572 	WREG32_SOC15(GC, 0, mmCP_MAX_CONTEXT, adev->gfx.config.max_hw_contexts - 1);
2573 	WREG32_SOC15(GC, 0, mmCP_DEVICE_ID, 1);
2574 
2575 	gfx_v9_0_cp_gfx_enable(adev, true);
2576 
2577 	r = amdgpu_ring_alloc(ring, gfx_v9_0_get_csb_size(adev) + 4 + 3);
2578 	if (r) {
2579 		DRM_ERROR("amdgpu: cp failed to lock ring (%d).\n", r);
2580 		return r;
2581 	}
2582 
2583 	amdgpu_ring_write(ring, PACKET3(PACKET3_PREAMBLE_CNTL, 0));
2584 	amdgpu_ring_write(ring, PACKET3_PREAMBLE_BEGIN_CLEAR_STATE);
2585 
2586 	amdgpu_ring_write(ring, PACKET3(PACKET3_CONTEXT_CONTROL, 1));
2587 	amdgpu_ring_write(ring, 0x80000000);
2588 	amdgpu_ring_write(ring, 0x80000000);
2589 
2590 	for (sect = gfx9_cs_data; sect->section != NULL; ++sect) {
2591 		for (ext = sect->section; ext->extent != NULL; ++ext) {
2592 			if (sect->id == SECT_CONTEXT) {
2593 				amdgpu_ring_write(ring,
2594 				       PACKET3(PACKET3_SET_CONTEXT_REG,
2595 					       ext->reg_count));
2596 				amdgpu_ring_write(ring,
2597 				       ext->reg_index - PACKET3_SET_CONTEXT_REG_START);
2598 				for (i = 0; i < ext->reg_count; i++)
2599 					amdgpu_ring_write(ring, ext->extent[i]);
2600 			}
2601 		}
2602 	}
2603 
2604 	amdgpu_ring_write(ring, PACKET3(PACKET3_PREAMBLE_CNTL, 0));
2605 	amdgpu_ring_write(ring, PACKET3_PREAMBLE_END_CLEAR_STATE);
2606 
2607 	amdgpu_ring_write(ring, PACKET3(PACKET3_CLEAR_STATE, 0));
2608 	amdgpu_ring_write(ring, 0);
2609 
2610 	amdgpu_ring_write(ring, PACKET3(PACKET3_SET_BASE, 2));
2611 	amdgpu_ring_write(ring, PACKET3_BASE_INDEX(CE_PARTITION_BASE));
2612 	amdgpu_ring_write(ring, 0x8000);
2613 	amdgpu_ring_write(ring, 0x8000);
2614 
2615 	amdgpu_ring_write(ring, PACKET3(PACKET3_SET_UCONFIG_REG,1));
2616 	tmp = (PACKET3_SET_UCONFIG_REG_INDEX_TYPE |
2617 		(SOC15_REG_OFFSET(GC, 0, mmVGT_INDEX_TYPE) - PACKET3_SET_UCONFIG_REG_START));
2618 	amdgpu_ring_write(ring, tmp);
2619 	amdgpu_ring_write(ring, 0);
2620 
2621 	amdgpu_ring_commit(ring);
2622 
2623 	return 0;
2624 }
2625 
2626 static int gfx_v9_0_cp_gfx_resume(struct amdgpu_device *adev)
2627 {
2628 	struct amdgpu_ring *ring;
2629 	u32 tmp;
2630 	u32 rb_bufsz;
2631 	u64 rb_addr, rptr_addr, wptr_gpu_addr;
2632 
2633 	/* Set the write pointer delay */
2634 	WREG32_SOC15(GC, 0, mmCP_RB_WPTR_DELAY, 0);
2635 
2636 	/* set the RB to use vmid 0 */
2637 	WREG32_SOC15(GC, 0, mmCP_RB_VMID, 0);
2638 
2639 	/* Set ring buffer size */
2640 	ring = &adev->gfx.gfx_ring[0];
2641 	rb_bufsz = order_base_2(ring->ring_size / 8);
2642 	tmp = REG_SET_FIELD(0, CP_RB0_CNTL, RB_BUFSZ, rb_bufsz);
2643 	tmp = REG_SET_FIELD(tmp, CP_RB0_CNTL, RB_BLKSZ, rb_bufsz - 2);
2644 #ifdef __BIG_ENDIAN
2645 	tmp = REG_SET_FIELD(tmp, CP_RB0_CNTL, BUF_SWAP, 1);
2646 #endif
2647 	WREG32_SOC15(GC, 0, mmCP_RB0_CNTL, tmp);
2648 
2649 	/* Initialize the ring buffer's write pointers */
2650 	ring->wptr = 0;
2651 	WREG32_SOC15(GC, 0, mmCP_RB0_WPTR, lower_32_bits(ring->wptr));
2652 	WREG32_SOC15(GC, 0, mmCP_RB0_WPTR_HI, upper_32_bits(ring->wptr));
2653 
2654 	/* set the wb address wether it's enabled or not */
2655 	rptr_addr = adev->wb.gpu_addr + (ring->rptr_offs * 4);
2656 	WREG32_SOC15(GC, 0, mmCP_RB0_RPTR_ADDR, lower_32_bits(rptr_addr));
2657 	WREG32_SOC15(GC, 0, mmCP_RB0_RPTR_ADDR_HI, upper_32_bits(rptr_addr) & CP_RB_RPTR_ADDR_HI__RB_RPTR_ADDR_HI_MASK);
2658 
2659 	wptr_gpu_addr = adev->wb.gpu_addr + (ring->wptr_offs * 4);
2660 	WREG32_SOC15(GC, 0, mmCP_RB_WPTR_POLL_ADDR_LO, lower_32_bits(wptr_gpu_addr));
2661 	WREG32_SOC15(GC, 0, mmCP_RB_WPTR_POLL_ADDR_HI, upper_32_bits(wptr_gpu_addr));
2662 
2663 	mdelay(1);
2664 	WREG32_SOC15(GC, 0, mmCP_RB0_CNTL, tmp);
2665 
2666 	rb_addr = ring->gpu_addr >> 8;
2667 	WREG32_SOC15(GC, 0, mmCP_RB0_BASE, rb_addr);
2668 	WREG32_SOC15(GC, 0, mmCP_RB0_BASE_HI, upper_32_bits(rb_addr));
2669 
2670 	tmp = RREG32_SOC15(GC, 0, mmCP_RB_DOORBELL_CONTROL);
2671 	if (ring->use_doorbell) {
2672 		tmp = REG_SET_FIELD(tmp, CP_RB_DOORBELL_CONTROL,
2673 				    DOORBELL_OFFSET, ring->doorbell_index);
2674 		tmp = REG_SET_FIELD(tmp, CP_RB_DOORBELL_CONTROL,
2675 				    DOORBELL_EN, 1);
2676 	} else {
2677 		tmp = REG_SET_FIELD(tmp, CP_RB_DOORBELL_CONTROL, DOORBELL_EN, 0);
2678 	}
2679 	WREG32_SOC15(GC, 0, mmCP_RB_DOORBELL_CONTROL, tmp);
2680 
2681 	tmp = REG_SET_FIELD(0, CP_RB_DOORBELL_RANGE_LOWER,
2682 			DOORBELL_RANGE_LOWER, ring->doorbell_index);
2683 	WREG32_SOC15(GC, 0, mmCP_RB_DOORBELL_RANGE_LOWER, tmp);
2684 
2685 	WREG32_SOC15(GC, 0, mmCP_RB_DOORBELL_RANGE_UPPER,
2686 		       CP_RB_DOORBELL_RANGE_UPPER__DOORBELL_RANGE_UPPER_MASK);
2687 
2688 
2689 	/* start the ring */
2690 	gfx_v9_0_cp_gfx_start(adev);
2691 	ring->sched.ready = true;
2692 
2693 	return 0;
2694 }
2695 
2696 static void gfx_v9_0_cp_compute_enable(struct amdgpu_device *adev, bool enable)
2697 {
2698 	int i;
2699 
2700 	if (enable) {
2701 		WREG32_SOC15(GC, 0, mmCP_MEC_CNTL, 0);
2702 	} else {
2703 		WREG32_SOC15(GC, 0, mmCP_MEC_CNTL,
2704 			(CP_MEC_CNTL__MEC_ME1_HALT_MASK | CP_MEC_CNTL__MEC_ME2_HALT_MASK));
2705 		for (i = 0; i < adev->gfx.num_compute_rings; i++)
2706 			adev->gfx.compute_ring[i].sched.ready = false;
2707 		adev->gfx.kiq.ring.sched.ready = false;
2708 	}
2709 	udelay(50);
2710 }
2711 
2712 static int gfx_v9_0_cp_compute_load_microcode(struct amdgpu_device *adev)
2713 {
2714 	const struct gfx_firmware_header_v1_0 *mec_hdr;
2715 	const __le32 *fw_data;
2716 	unsigned i;
2717 	u32 tmp;
2718 
2719 	if (!adev->gfx.mec_fw)
2720 		return -EINVAL;
2721 
2722 	gfx_v9_0_cp_compute_enable(adev, false);
2723 
2724 	mec_hdr = (const struct gfx_firmware_header_v1_0 *)adev->gfx.mec_fw->data;
2725 	amdgpu_ucode_print_gfx_hdr(&mec_hdr->header);
2726 
2727 	fw_data = (const __le32 *)
2728 		(adev->gfx.mec_fw->data +
2729 		 le32_to_cpu(mec_hdr->header.ucode_array_offset_bytes));
2730 	tmp = 0;
2731 	tmp = REG_SET_FIELD(tmp, CP_CPC_IC_BASE_CNTL, VMID, 0);
2732 	tmp = REG_SET_FIELD(tmp, CP_CPC_IC_BASE_CNTL, CACHE_POLICY, 0);
2733 	WREG32_SOC15(GC, 0, mmCP_CPC_IC_BASE_CNTL, tmp);
2734 
2735 	WREG32_SOC15(GC, 0, mmCP_CPC_IC_BASE_LO,
2736 		adev->gfx.mec.mec_fw_gpu_addr & 0xFFFFF000);
2737 	WREG32_SOC15(GC, 0, mmCP_CPC_IC_BASE_HI,
2738 		upper_32_bits(adev->gfx.mec.mec_fw_gpu_addr));
2739 
2740 	/* MEC1 */
2741 	WREG32_SOC15(GC, 0, mmCP_MEC_ME1_UCODE_ADDR,
2742 			 mec_hdr->jt_offset);
2743 	for (i = 0; i < mec_hdr->jt_size; i++)
2744 		WREG32_SOC15(GC, 0, mmCP_MEC_ME1_UCODE_DATA,
2745 			le32_to_cpup(fw_data + mec_hdr->jt_offset + i));
2746 
2747 	WREG32_SOC15(GC, 0, mmCP_MEC_ME1_UCODE_ADDR,
2748 			adev->gfx.mec_fw_version);
2749 	/* Todo : Loading MEC2 firmware is only necessary if MEC2 should run different microcode than MEC1. */
2750 
2751 	return 0;
2752 }
2753 
2754 /* KIQ functions */
2755 static void gfx_v9_0_kiq_setting(struct amdgpu_ring *ring)
2756 {
2757 	uint32_t tmp;
2758 	struct amdgpu_device *adev = ring->adev;
2759 
2760 	/* tell RLC which is KIQ queue */
2761 	tmp = RREG32_SOC15(GC, 0, mmRLC_CP_SCHEDULERS);
2762 	tmp &= 0xffffff00;
2763 	tmp |= (ring->me << 5) | (ring->pipe << 3) | (ring->queue);
2764 	WREG32_SOC15(GC, 0, mmRLC_CP_SCHEDULERS, tmp);
2765 	tmp |= 0x80;
2766 	WREG32_SOC15(GC, 0, mmRLC_CP_SCHEDULERS, tmp);
2767 }
2768 
2769 static int gfx_v9_0_kiq_kcq_enable(struct amdgpu_device *adev)
2770 {
2771 	struct amdgpu_ring *kiq_ring = &adev->gfx.kiq.ring;
2772 	uint64_t queue_mask = 0;
2773 	int r, i;
2774 
2775 	for (i = 0; i < AMDGPU_MAX_COMPUTE_QUEUES; ++i) {
2776 		if (!test_bit(i, adev->gfx.mec.queue_bitmap))
2777 			continue;
2778 
2779 		/* This situation may be hit in the future if a new HW
2780 		 * generation exposes more than 64 queues. If so, the
2781 		 * definition of queue_mask needs updating */
2782 		if (WARN_ON(i >= (sizeof(queue_mask)*8))) {
2783 			DRM_ERROR("Invalid KCQ enabled: %d\n", i);
2784 			break;
2785 		}
2786 
2787 		queue_mask |= (1ull << i);
2788 	}
2789 
2790 	r = amdgpu_ring_alloc(kiq_ring, (7 * adev->gfx.num_compute_rings) + 8);
2791 	if (r) {
2792 		DRM_ERROR("Failed to lock KIQ (%d).\n", r);
2793 		return r;
2794 	}
2795 
2796 	/* set resources */
2797 	amdgpu_ring_write(kiq_ring, PACKET3(PACKET3_SET_RESOURCES, 6));
2798 	amdgpu_ring_write(kiq_ring, PACKET3_SET_RESOURCES_VMID_MASK(0) |
2799 			  PACKET3_SET_RESOURCES_QUEUE_TYPE(0));	/* vmid_mask:0 queue_type:0 (KIQ) */
2800 	amdgpu_ring_write(kiq_ring, lower_32_bits(queue_mask));	/* queue mask lo */
2801 	amdgpu_ring_write(kiq_ring, upper_32_bits(queue_mask));	/* queue mask hi */
2802 	amdgpu_ring_write(kiq_ring, 0);	/* gws mask lo */
2803 	amdgpu_ring_write(kiq_ring, 0);	/* gws mask hi */
2804 	amdgpu_ring_write(kiq_ring, 0);	/* oac mask */
2805 	amdgpu_ring_write(kiq_ring, 0);	/* gds heap base:0, gds heap size:0 */
2806 	for (i = 0; i < adev->gfx.num_compute_rings; i++) {
2807 		struct amdgpu_ring *ring = &adev->gfx.compute_ring[i];
2808 		uint64_t mqd_addr = amdgpu_bo_gpu_offset(ring->mqd_obj);
2809 		uint64_t wptr_addr = adev->wb.gpu_addr + (ring->wptr_offs * 4);
2810 
2811 		amdgpu_ring_write(kiq_ring, PACKET3(PACKET3_MAP_QUEUES, 5));
2812 		/* Q_sel:0, vmid:0, vidmem: 1, engine:0, num_Q:1*/
2813 		amdgpu_ring_write(kiq_ring, /* Q_sel: 0, vmid: 0, engine: 0, num_Q: 1 */
2814 				  PACKET3_MAP_QUEUES_QUEUE_SEL(0) | /* Queue_Sel */
2815 				  PACKET3_MAP_QUEUES_VMID(0) | /* VMID */
2816 				  PACKET3_MAP_QUEUES_QUEUE(ring->queue) |
2817 				  PACKET3_MAP_QUEUES_PIPE(ring->pipe) |
2818 				  PACKET3_MAP_QUEUES_ME((ring->me == 1 ? 0 : 1)) |
2819 				  PACKET3_MAP_QUEUES_QUEUE_TYPE(0) | /*queue_type: normal compute queue */
2820 				  PACKET3_MAP_QUEUES_ALLOC_FORMAT(0) | /* alloc format: all_on_one_pipe */
2821 				  PACKET3_MAP_QUEUES_ENGINE_SEL(0) | /* engine_sel: compute */
2822 				  PACKET3_MAP_QUEUES_NUM_QUEUES(1)); /* num_queues: must be 1 */
2823 		amdgpu_ring_write(kiq_ring, PACKET3_MAP_QUEUES_DOORBELL_OFFSET(ring->doorbell_index));
2824 		amdgpu_ring_write(kiq_ring, lower_32_bits(mqd_addr));
2825 		amdgpu_ring_write(kiq_ring, upper_32_bits(mqd_addr));
2826 		amdgpu_ring_write(kiq_ring, lower_32_bits(wptr_addr));
2827 		amdgpu_ring_write(kiq_ring, upper_32_bits(wptr_addr));
2828 	}
2829 
2830 	r = amdgpu_ring_test_helper(kiq_ring);
2831 	if (r)
2832 		DRM_ERROR("KCQ enable failed\n");
2833 
2834 	return r;
2835 }
2836 
2837 static int gfx_v9_0_mqd_init(struct amdgpu_ring *ring)
2838 {
2839 	struct amdgpu_device *adev = ring->adev;
2840 	struct v9_mqd *mqd = ring->mqd_ptr;
2841 	uint64_t hqd_gpu_addr, wb_gpu_addr, eop_base_addr;
2842 	uint32_t tmp;
2843 
2844 	mqd->header = 0xC0310800;
2845 	mqd->compute_pipelinestat_enable = 0x00000001;
2846 	mqd->compute_static_thread_mgmt_se0 = 0xffffffff;
2847 	mqd->compute_static_thread_mgmt_se1 = 0xffffffff;
2848 	mqd->compute_static_thread_mgmt_se2 = 0xffffffff;
2849 	mqd->compute_static_thread_mgmt_se3 = 0xffffffff;
2850 	mqd->compute_misc_reserved = 0x00000003;
2851 
2852 	mqd->dynamic_cu_mask_addr_lo =
2853 		lower_32_bits(ring->mqd_gpu_addr
2854 			      + offsetof(struct v9_mqd_allocation, dynamic_cu_mask));
2855 	mqd->dynamic_cu_mask_addr_hi =
2856 		upper_32_bits(ring->mqd_gpu_addr
2857 			      + offsetof(struct v9_mqd_allocation, dynamic_cu_mask));
2858 
2859 	eop_base_addr = ring->eop_gpu_addr >> 8;
2860 	mqd->cp_hqd_eop_base_addr_lo = eop_base_addr;
2861 	mqd->cp_hqd_eop_base_addr_hi = upper_32_bits(eop_base_addr);
2862 
2863 	/* set the EOP size, register value is 2^(EOP_SIZE+1) dwords */
2864 	tmp = RREG32_SOC15(GC, 0, mmCP_HQD_EOP_CONTROL);
2865 	tmp = REG_SET_FIELD(tmp, CP_HQD_EOP_CONTROL, EOP_SIZE,
2866 			(order_base_2(GFX9_MEC_HPD_SIZE / 4) - 1));
2867 
2868 	mqd->cp_hqd_eop_control = tmp;
2869 
2870 	/* enable doorbell? */
2871 	tmp = RREG32_SOC15(GC, 0, mmCP_HQD_PQ_DOORBELL_CONTROL);
2872 
2873 	if (ring->use_doorbell) {
2874 		tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_DOORBELL_CONTROL,
2875 				    DOORBELL_OFFSET, ring->doorbell_index);
2876 		tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_DOORBELL_CONTROL,
2877 				    DOORBELL_EN, 1);
2878 		tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_DOORBELL_CONTROL,
2879 				    DOORBELL_SOURCE, 0);
2880 		tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_DOORBELL_CONTROL,
2881 				    DOORBELL_HIT, 0);
2882 	} else {
2883 		tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_DOORBELL_CONTROL,
2884 					 DOORBELL_EN, 0);
2885 	}
2886 
2887 	mqd->cp_hqd_pq_doorbell_control = tmp;
2888 
2889 	/* disable the queue if it's active */
2890 	ring->wptr = 0;
2891 	mqd->cp_hqd_dequeue_request = 0;
2892 	mqd->cp_hqd_pq_rptr = 0;
2893 	mqd->cp_hqd_pq_wptr_lo = 0;
2894 	mqd->cp_hqd_pq_wptr_hi = 0;
2895 
2896 	/* set the pointer to the MQD */
2897 	mqd->cp_mqd_base_addr_lo = ring->mqd_gpu_addr & 0xfffffffc;
2898 	mqd->cp_mqd_base_addr_hi = upper_32_bits(ring->mqd_gpu_addr);
2899 
2900 	/* set MQD vmid to 0 */
2901 	tmp = RREG32_SOC15(GC, 0, mmCP_MQD_CONTROL);
2902 	tmp = REG_SET_FIELD(tmp, CP_MQD_CONTROL, VMID, 0);
2903 	mqd->cp_mqd_control = tmp;
2904 
2905 	/* set the pointer to the HQD, this is similar CP_RB0_BASE/_HI */
2906 	hqd_gpu_addr = ring->gpu_addr >> 8;
2907 	mqd->cp_hqd_pq_base_lo = hqd_gpu_addr;
2908 	mqd->cp_hqd_pq_base_hi = upper_32_bits(hqd_gpu_addr);
2909 
2910 	/* set up the HQD, this is similar to CP_RB0_CNTL */
2911 	tmp = RREG32_SOC15(GC, 0, mmCP_HQD_PQ_CONTROL);
2912 	tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_CONTROL, QUEUE_SIZE,
2913 			    (order_base_2(ring->ring_size / 4) - 1));
2914 	tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_CONTROL, RPTR_BLOCK_SIZE,
2915 			((order_base_2(AMDGPU_GPU_PAGE_SIZE / 4) - 1) << 8));
2916 #ifdef __BIG_ENDIAN
2917 	tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_CONTROL, ENDIAN_SWAP, 1);
2918 #endif
2919 	tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_CONTROL, UNORD_DISPATCH, 0);
2920 	tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_CONTROL, ROQ_PQ_IB_FLIP, 0);
2921 	tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_CONTROL, PRIV_STATE, 1);
2922 	tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_CONTROL, KMD_QUEUE, 1);
2923 	mqd->cp_hqd_pq_control = tmp;
2924 
2925 	/* set the wb address whether it's enabled or not */
2926 	wb_gpu_addr = adev->wb.gpu_addr + (ring->rptr_offs * 4);
2927 	mqd->cp_hqd_pq_rptr_report_addr_lo = wb_gpu_addr & 0xfffffffc;
2928 	mqd->cp_hqd_pq_rptr_report_addr_hi =
2929 		upper_32_bits(wb_gpu_addr) & 0xffff;
2930 
2931 	/* only used if CP_PQ_WPTR_POLL_CNTL.CP_PQ_WPTR_POLL_CNTL__EN_MASK=1 */
2932 	wb_gpu_addr = adev->wb.gpu_addr + (ring->wptr_offs * 4);
2933 	mqd->cp_hqd_pq_wptr_poll_addr_lo = wb_gpu_addr & 0xfffffffc;
2934 	mqd->cp_hqd_pq_wptr_poll_addr_hi = upper_32_bits(wb_gpu_addr) & 0xffff;
2935 
2936 	tmp = 0;
2937 	/* enable the doorbell if requested */
2938 	if (ring->use_doorbell) {
2939 		tmp = RREG32_SOC15(GC, 0, mmCP_HQD_PQ_DOORBELL_CONTROL);
2940 		tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_DOORBELL_CONTROL,
2941 				DOORBELL_OFFSET, ring->doorbell_index);
2942 
2943 		tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_DOORBELL_CONTROL,
2944 					 DOORBELL_EN, 1);
2945 		tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_DOORBELL_CONTROL,
2946 					 DOORBELL_SOURCE, 0);
2947 		tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_DOORBELL_CONTROL,
2948 					 DOORBELL_HIT, 0);
2949 	}
2950 
2951 	mqd->cp_hqd_pq_doorbell_control = tmp;
2952 
2953 	/* reset read and write pointers, similar to CP_RB0_WPTR/_RPTR */
2954 	ring->wptr = 0;
2955 	mqd->cp_hqd_pq_rptr = RREG32_SOC15(GC, 0, mmCP_HQD_PQ_RPTR);
2956 
2957 	/* set the vmid for the queue */
2958 	mqd->cp_hqd_vmid = 0;
2959 
2960 	tmp = RREG32_SOC15(GC, 0, mmCP_HQD_PERSISTENT_STATE);
2961 	tmp = REG_SET_FIELD(tmp, CP_HQD_PERSISTENT_STATE, PRELOAD_SIZE, 0x53);
2962 	mqd->cp_hqd_persistent_state = tmp;
2963 
2964 	/* set MIN_IB_AVAIL_SIZE */
2965 	tmp = RREG32_SOC15(GC, 0, mmCP_HQD_IB_CONTROL);
2966 	tmp = REG_SET_FIELD(tmp, CP_HQD_IB_CONTROL, MIN_IB_AVAIL_SIZE, 3);
2967 	mqd->cp_hqd_ib_control = tmp;
2968 
2969 	/* activate the queue */
2970 	mqd->cp_hqd_active = 1;
2971 
2972 	return 0;
2973 }
2974 
2975 static int gfx_v9_0_kiq_init_register(struct amdgpu_ring *ring)
2976 {
2977 	struct amdgpu_device *adev = ring->adev;
2978 	struct v9_mqd *mqd = ring->mqd_ptr;
2979 	int j;
2980 
2981 	/* disable wptr polling */
2982 	WREG32_FIELD15(GC, 0, CP_PQ_WPTR_POLL_CNTL, EN, 0);
2983 
2984 	WREG32_SOC15(GC, 0, mmCP_HQD_EOP_BASE_ADDR,
2985 	       mqd->cp_hqd_eop_base_addr_lo);
2986 	WREG32_SOC15(GC, 0, mmCP_HQD_EOP_BASE_ADDR_HI,
2987 	       mqd->cp_hqd_eop_base_addr_hi);
2988 
2989 	/* set the EOP size, register value is 2^(EOP_SIZE+1) dwords */
2990 	WREG32_SOC15(GC, 0, mmCP_HQD_EOP_CONTROL,
2991 	       mqd->cp_hqd_eop_control);
2992 
2993 	/* enable doorbell? */
2994 	WREG32_SOC15(GC, 0, mmCP_HQD_PQ_DOORBELL_CONTROL,
2995 	       mqd->cp_hqd_pq_doorbell_control);
2996 
2997 	/* disable the queue if it's active */
2998 	if (RREG32_SOC15(GC, 0, mmCP_HQD_ACTIVE) & 1) {
2999 		WREG32_SOC15(GC, 0, mmCP_HQD_DEQUEUE_REQUEST, 1);
3000 		for (j = 0; j < adev->usec_timeout; j++) {
3001 			if (!(RREG32_SOC15(GC, 0, mmCP_HQD_ACTIVE) & 1))
3002 				break;
3003 			udelay(1);
3004 		}
3005 		WREG32_SOC15(GC, 0, mmCP_HQD_DEQUEUE_REQUEST,
3006 		       mqd->cp_hqd_dequeue_request);
3007 		WREG32_SOC15(GC, 0, mmCP_HQD_PQ_RPTR,
3008 		       mqd->cp_hqd_pq_rptr);
3009 		WREG32_SOC15(GC, 0, mmCP_HQD_PQ_WPTR_LO,
3010 		       mqd->cp_hqd_pq_wptr_lo);
3011 		WREG32_SOC15(GC, 0, mmCP_HQD_PQ_WPTR_HI,
3012 		       mqd->cp_hqd_pq_wptr_hi);
3013 	}
3014 
3015 	/* set the pointer to the MQD */
3016 	WREG32_SOC15(GC, 0, mmCP_MQD_BASE_ADDR,
3017 	       mqd->cp_mqd_base_addr_lo);
3018 	WREG32_SOC15(GC, 0, mmCP_MQD_BASE_ADDR_HI,
3019 	       mqd->cp_mqd_base_addr_hi);
3020 
3021 	/* set MQD vmid to 0 */
3022 	WREG32_SOC15(GC, 0, mmCP_MQD_CONTROL,
3023 	       mqd->cp_mqd_control);
3024 
3025 	/* set the pointer to the HQD, this is similar CP_RB0_BASE/_HI */
3026 	WREG32_SOC15(GC, 0, mmCP_HQD_PQ_BASE,
3027 	       mqd->cp_hqd_pq_base_lo);
3028 	WREG32_SOC15(GC, 0, mmCP_HQD_PQ_BASE_HI,
3029 	       mqd->cp_hqd_pq_base_hi);
3030 
3031 	/* set up the HQD, this is similar to CP_RB0_CNTL */
3032 	WREG32_SOC15(GC, 0, mmCP_HQD_PQ_CONTROL,
3033 	       mqd->cp_hqd_pq_control);
3034 
3035 	/* set the wb address whether it's enabled or not */
3036 	WREG32_SOC15(GC, 0, mmCP_HQD_PQ_RPTR_REPORT_ADDR,
3037 				mqd->cp_hqd_pq_rptr_report_addr_lo);
3038 	WREG32_SOC15(GC, 0, mmCP_HQD_PQ_RPTR_REPORT_ADDR_HI,
3039 				mqd->cp_hqd_pq_rptr_report_addr_hi);
3040 
3041 	/* only used if CP_PQ_WPTR_POLL_CNTL.CP_PQ_WPTR_POLL_CNTL__EN_MASK=1 */
3042 	WREG32_SOC15(GC, 0, mmCP_HQD_PQ_WPTR_POLL_ADDR,
3043 	       mqd->cp_hqd_pq_wptr_poll_addr_lo);
3044 	WREG32_SOC15(GC, 0, mmCP_HQD_PQ_WPTR_POLL_ADDR_HI,
3045 	       mqd->cp_hqd_pq_wptr_poll_addr_hi);
3046 
3047 	/* enable the doorbell if requested */
3048 	if (ring->use_doorbell) {
3049 		WREG32_SOC15(GC, 0, mmCP_MEC_DOORBELL_RANGE_LOWER,
3050 					(adev->doorbell_index.kiq * 2) << 2);
3051 		WREG32_SOC15(GC, 0, mmCP_MEC_DOORBELL_RANGE_UPPER,
3052 					(adev->doorbell_index.userqueue_end * 2) << 2);
3053 	}
3054 
3055 	WREG32_SOC15(GC, 0, mmCP_HQD_PQ_DOORBELL_CONTROL,
3056 	       mqd->cp_hqd_pq_doorbell_control);
3057 
3058 	/* reset read and write pointers, similar to CP_RB0_WPTR/_RPTR */
3059 	WREG32_SOC15(GC, 0, mmCP_HQD_PQ_WPTR_LO,
3060 	       mqd->cp_hqd_pq_wptr_lo);
3061 	WREG32_SOC15(GC, 0, mmCP_HQD_PQ_WPTR_HI,
3062 	       mqd->cp_hqd_pq_wptr_hi);
3063 
3064 	/* set the vmid for the queue */
3065 	WREG32_SOC15(GC, 0, mmCP_HQD_VMID, mqd->cp_hqd_vmid);
3066 
3067 	WREG32_SOC15(GC, 0, mmCP_HQD_PERSISTENT_STATE,
3068 	       mqd->cp_hqd_persistent_state);
3069 
3070 	/* activate the queue */
3071 	WREG32_SOC15(GC, 0, mmCP_HQD_ACTIVE,
3072 	       mqd->cp_hqd_active);
3073 
3074 	if (ring->use_doorbell)
3075 		WREG32_FIELD15(GC, 0, CP_PQ_STATUS, DOORBELL_ENABLE, 1);
3076 
3077 	return 0;
3078 }
3079 
3080 static int gfx_v9_0_kiq_fini_register(struct amdgpu_ring *ring)
3081 {
3082 	struct amdgpu_device *adev = ring->adev;
3083 	int j;
3084 
3085 	/* disable the queue if it's active */
3086 	if (RREG32_SOC15(GC, 0, mmCP_HQD_ACTIVE) & 1) {
3087 
3088 		WREG32_SOC15(GC, 0, mmCP_HQD_DEQUEUE_REQUEST, 1);
3089 
3090 		for (j = 0; j < adev->usec_timeout; j++) {
3091 			if (!(RREG32_SOC15(GC, 0, mmCP_HQD_ACTIVE) & 1))
3092 				break;
3093 			udelay(1);
3094 		}
3095 
3096 		if (j == AMDGPU_MAX_USEC_TIMEOUT) {
3097 			DRM_DEBUG("KIQ dequeue request failed.\n");
3098 
3099 			/* Manual disable if dequeue request times out */
3100 			WREG32_SOC15(GC, 0, mmCP_HQD_ACTIVE, 0);
3101 		}
3102 
3103 		WREG32_SOC15(GC, 0, mmCP_HQD_DEQUEUE_REQUEST,
3104 		      0);
3105 	}
3106 
3107 	WREG32_SOC15(GC, 0, mmCP_HQD_IQ_TIMER, 0);
3108 	WREG32_SOC15(GC, 0, mmCP_HQD_IB_CONTROL, 0);
3109 	WREG32_SOC15(GC, 0, mmCP_HQD_PERSISTENT_STATE, 0);
3110 	WREG32_SOC15(GC, 0, mmCP_HQD_PQ_DOORBELL_CONTROL, 0x40000000);
3111 	WREG32_SOC15(GC, 0, mmCP_HQD_PQ_DOORBELL_CONTROL, 0);
3112 	WREG32_SOC15(GC, 0, mmCP_HQD_PQ_RPTR, 0);
3113 	WREG32_SOC15(GC, 0, mmCP_HQD_PQ_WPTR_HI, 0);
3114 	WREG32_SOC15(GC, 0, mmCP_HQD_PQ_WPTR_LO, 0);
3115 
3116 	return 0;
3117 }
3118 
3119 static int gfx_v9_0_kiq_init_queue(struct amdgpu_ring *ring)
3120 {
3121 	struct amdgpu_device *adev = ring->adev;
3122 	struct v9_mqd *mqd = ring->mqd_ptr;
3123 	int mqd_idx = AMDGPU_MAX_COMPUTE_RINGS;
3124 
3125 	gfx_v9_0_kiq_setting(ring);
3126 
3127 	if (adev->in_gpu_reset) { /* for GPU_RESET case */
3128 		/* reset MQD to a clean status */
3129 		if (adev->gfx.mec.mqd_backup[mqd_idx])
3130 			memcpy(mqd, adev->gfx.mec.mqd_backup[mqd_idx], sizeof(struct v9_mqd_allocation));
3131 
3132 		/* reset ring buffer */
3133 		ring->wptr = 0;
3134 		amdgpu_ring_clear_ring(ring);
3135 
3136 		mutex_lock(&adev->srbm_mutex);
3137 		soc15_grbm_select(adev, ring->me, ring->pipe, ring->queue, 0);
3138 		gfx_v9_0_kiq_init_register(ring);
3139 		soc15_grbm_select(adev, 0, 0, 0, 0);
3140 		mutex_unlock(&adev->srbm_mutex);
3141 	} else {
3142 		memset((void *)mqd, 0, sizeof(struct v9_mqd_allocation));
3143 		((struct v9_mqd_allocation *)mqd)->dynamic_cu_mask = 0xFFFFFFFF;
3144 		((struct v9_mqd_allocation *)mqd)->dynamic_rb_mask = 0xFFFFFFFF;
3145 		mutex_lock(&adev->srbm_mutex);
3146 		soc15_grbm_select(adev, ring->me, ring->pipe, ring->queue, 0);
3147 		gfx_v9_0_mqd_init(ring);
3148 		gfx_v9_0_kiq_init_register(ring);
3149 		soc15_grbm_select(adev, 0, 0, 0, 0);
3150 		mutex_unlock(&adev->srbm_mutex);
3151 
3152 		if (adev->gfx.mec.mqd_backup[mqd_idx])
3153 			memcpy(adev->gfx.mec.mqd_backup[mqd_idx], mqd, sizeof(struct v9_mqd_allocation));
3154 	}
3155 
3156 	return 0;
3157 }
3158 
3159 static int gfx_v9_0_kcq_init_queue(struct amdgpu_ring *ring)
3160 {
3161 	struct amdgpu_device *adev = ring->adev;
3162 	struct v9_mqd *mqd = ring->mqd_ptr;
3163 	int mqd_idx = ring - &adev->gfx.compute_ring[0];
3164 
3165 	if (!adev->in_gpu_reset && !adev->in_suspend) {
3166 		memset((void *)mqd, 0, sizeof(struct v9_mqd_allocation));
3167 		((struct v9_mqd_allocation *)mqd)->dynamic_cu_mask = 0xFFFFFFFF;
3168 		((struct v9_mqd_allocation *)mqd)->dynamic_rb_mask = 0xFFFFFFFF;
3169 		mutex_lock(&adev->srbm_mutex);
3170 		soc15_grbm_select(adev, ring->me, ring->pipe, ring->queue, 0);
3171 		gfx_v9_0_mqd_init(ring);
3172 		soc15_grbm_select(adev, 0, 0, 0, 0);
3173 		mutex_unlock(&adev->srbm_mutex);
3174 
3175 		if (adev->gfx.mec.mqd_backup[mqd_idx])
3176 			memcpy(adev->gfx.mec.mqd_backup[mqd_idx], mqd, sizeof(struct v9_mqd_allocation));
3177 	} else if (adev->in_gpu_reset) { /* for GPU_RESET case */
3178 		/* reset MQD to a clean status */
3179 		if (adev->gfx.mec.mqd_backup[mqd_idx])
3180 			memcpy(mqd, adev->gfx.mec.mqd_backup[mqd_idx], sizeof(struct v9_mqd_allocation));
3181 
3182 		/* reset ring buffer */
3183 		ring->wptr = 0;
3184 		amdgpu_ring_clear_ring(ring);
3185 	} else {
3186 		amdgpu_ring_clear_ring(ring);
3187 	}
3188 
3189 	return 0;
3190 }
3191 
3192 static int gfx_v9_0_kiq_resume(struct amdgpu_device *adev)
3193 {
3194 	struct amdgpu_ring *ring;
3195 	int r;
3196 
3197 	ring = &adev->gfx.kiq.ring;
3198 
3199 	r = amdgpu_bo_reserve(ring->mqd_obj, false);
3200 	if (unlikely(r != 0))
3201 		return r;
3202 
3203 	r = amdgpu_bo_kmap(ring->mqd_obj, (void **)&ring->mqd_ptr);
3204 	if (unlikely(r != 0))
3205 		return r;
3206 
3207 	gfx_v9_0_kiq_init_queue(ring);
3208 	amdgpu_bo_kunmap(ring->mqd_obj);
3209 	ring->mqd_ptr = NULL;
3210 	amdgpu_bo_unreserve(ring->mqd_obj);
3211 	ring->sched.ready = true;
3212 	return 0;
3213 }
3214 
3215 static int gfx_v9_0_kcq_resume(struct amdgpu_device *adev)
3216 {
3217 	struct amdgpu_ring *ring = NULL;
3218 	int r = 0, i;
3219 
3220 	gfx_v9_0_cp_compute_enable(adev, true);
3221 
3222 	for (i = 0; i < adev->gfx.num_compute_rings; i++) {
3223 		ring = &adev->gfx.compute_ring[i];
3224 
3225 		r = amdgpu_bo_reserve(ring->mqd_obj, false);
3226 		if (unlikely(r != 0))
3227 			goto done;
3228 		r = amdgpu_bo_kmap(ring->mqd_obj, (void **)&ring->mqd_ptr);
3229 		if (!r) {
3230 			r = gfx_v9_0_kcq_init_queue(ring);
3231 			amdgpu_bo_kunmap(ring->mqd_obj);
3232 			ring->mqd_ptr = NULL;
3233 		}
3234 		amdgpu_bo_unreserve(ring->mqd_obj);
3235 		if (r)
3236 			goto done;
3237 	}
3238 
3239 	r = gfx_v9_0_kiq_kcq_enable(adev);
3240 done:
3241 	return r;
3242 }
3243 
3244 static int gfx_v9_0_cp_resume(struct amdgpu_device *adev)
3245 {
3246 	int r, i;
3247 	struct amdgpu_ring *ring;
3248 
3249 	if (!(adev->flags & AMD_IS_APU))
3250 		gfx_v9_0_enable_gui_idle_interrupt(adev, false);
3251 
3252 	if (adev->firmware.load_type != AMDGPU_FW_LOAD_PSP) {
3253 		/* legacy firmware loading */
3254 		r = gfx_v9_0_cp_gfx_load_microcode(adev);
3255 		if (r)
3256 			return r;
3257 
3258 		r = gfx_v9_0_cp_compute_load_microcode(adev);
3259 		if (r)
3260 			return r;
3261 	}
3262 
3263 	r = gfx_v9_0_kiq_resume(adev);
3264 	if (r)
3265 		return r;
3266 
3267 	r = gfx_v9_0_cp_gfx_resume(adev);
3268 	if (r)
3269 		return r;
3270 
3271 	r = gfx_v9_0_kcq_resume(adev);
3272 	if (r)
3273 		return r;
3274 
3275 	ring = &adev->gfx.gfx_ring[0];
3276 	r = amdgpu_ring_test_helper(ring);
3277 	if (r)
3278 		return r;
3279 
3280 	for (i = 0; i < adev->gfx.num_compute_rings; i++) {
3281 		ring = &adev->gfx.compute_ring[i];
3282 		amdgpu_ring_test_helper(ring);
3283 	}
3284 
3285 	gfx_v9_0_enable_gui_idle_interrupt(adev, true);
3286 
3287 	return 0;
3288 }
3289 
3290 static void gfx_v9_0_cp_enable(struct amdgpu_device *adev, bool enable)
3291 {
3292 	gfx_v9_0_cp_gfx_enable(adev, enable);
3293 	gfx_v9_0_cp_compute_enable(adev, enable);
3294 }
3295 
3296 static int gfx_v9_0_hw_init(void *handle)
3297 {
3298 	int r;
3299 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
3300 
3301 	gfx_v9_0_init_golden_registers(adev);
3302 
3303 	gfx_v9_0_constants_init(adev);
3304 
3305 	r = gfx_v9_0_csb_vram_pin(adev);
3306 	if (r)
3307 		return r;
3308 
3309 	r = adev->gfx.rlc.funcs->resume(adev);
3310 	if (r)
3311 		return r;
3312 
3313 	r = gfx_v9_0_cp_resume(adev);
3314 	if (r)
3315 		return r;
3316 
3317 	r = gfx_v9_0_ngg_en(adev);
3318 	if (r)
3319 		return r;
3320 
3321 	return r;
3322 }
3323 
3324 static int gfx_v9_0_kcq_disable(struct amdgpu_device *adev)
3325 {
3326 	int r, i;
3327 	struct amdgpu_ring *kiq_ring = &adev->gfx.kiq.ring;
3328 
3329 	r = amdgpu_ring_alloc(kiq_ring, 6 * adev->gfx.num_compute_rings);
3330 	if (r)
3331 		DRM_ERROR("Failed to lock KIQ (%d).\n", r);
3332 
3333 	for (i = 0; i < adev->gfx.num_compute_rings; i++) {
3334 		struct amdgpu_ring *ring = &adev->gfx.compute_ring[i];
3335 
3336 		amdgpu_ring_write(kiq_ring, PACKET3(PACKET3_UNMAP_QUEUES, 4));
3337 		amdgpu_ring_write(kiq_ring, /* Q_sel: 0, vmid: 0, engine: 0, num_Q: 1 */
3338 						PACKET3_UNMAP_QUEUES_ACTION(1) | /* RESET_QUEUES */
3339 						PACKET3_UNMAP_QUEUES_QUEUE_SEL(0) |
3340 						PACKET3_UNMAP_QUEUES_ENGINE_SEL(0) |
3341 						PACKET3_UNMAP_QUEUES_NUM_QUEUES(1));
3342 		amdgpu_ring_write(kiq_ring, PACKET3_UNMAP_QUEUES_DOORBELL_OFFSET0(ring->doorbell_index));
3343 		amdgpu_ring_write(kiq_ring, 0);
3344 		amdgpu_ring_write(kiq_ring, 0);
3345 		amdgpu_ring_write(kiq_ring, 0);
3346 	}
3347 	r = amdgpu_ring_test_helper(kiq_ring);
3348 	if (r)
3349 		DRM_ERROR("KCQ disable failed\n");
3350 
3351 	return r;
3352 }
3353 
3354 static int gfx_v9_0_hw_fini(void *handle)
3355 {
3356 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
3357 
3358 	amdgpu_irq_put(adev, &adev->gfx.cp_ecc_error_irq, 0);
3359 	amdgpu_irq_put(adev, &adev->gfx.priv_reg_irq, 0);
3360 	amdgpu_irq_put(adev, &adev->gfx.priv_inst_irq, 0);
3361 
3362 	/* disable KCQ to avoid CPC touch memory not valid anymore */
3363 	gfx_v9_0_kcq_disable(adev);
3364 
3365 	if (amdgpu_sriov_vf(adev)) {
3366 		gfx_v9_0_cp_gfx_enable(adev, false);
3367 		/* must disable polling for SRIOV when hw finished, otherwise
3368 		 * CPC engine may still keep fetching WB address which is already
3369 		 * invalid after sw finished and trigger DMAR reading error in
3370 		 * hypervisor side.
3371 		 */
3372 		WREG32_FIELD15(GC, 0, CP_PQ_WPTR_POLL_CNTL, EN, 0);
3373 		return 0;
3374 	}
3375 
3376 	/* Use deinitialize sequence from CAIL when unbinding device from driver,
3377 	 * otherwise KIQ is hanging when binding back
3378 	 */
3379 	if (!adev->in_gpu_reset && !adev->in_suspend) {
3380 		mutex_lock(&adev->srbm_mutex);
3381 		soc15_grbm_select(adev, adev->gfx.kiq.ring.me,
3382 				adev->gfx.kiq.ring.pipe,
3383 				adev->gfx.kiq.ring.queue, 0);
3384 		gfx_v9_0_kiq_fini_register(&adev->gfx.kiq.ring);
3385 		soc15_grbm_select(adev, 0, 0, 0, 0);
3386 		mutex_unlock(&adev->srbm_mutex);
3387 	}
3388 
3389 	gfx_v9_0_cp_enable(adev, false);
3390 	adev->gfx.rlc.funcs->stop(adev);
3391 
3392 	gfx_v9_0_csb_vram_unpin(adev);
3393 
3394 	return 0;
3395 }
3396 
3397 static int gfx_v9_0_suspend(void *handle)
3398 {
3399 	return gfx_v9_0_hw_fini(handle);
3400 }
3401 
3402 static int gfx_v9_0_resume(void *handle)
3403 {
3404 	return gfx_v9_0_hw_init(handle);
3405 }
3406 
3407 static bool gfx_v9_0_is_idle(void *handle)
3408 {
3409 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
3410 
3411 	if (REG_GET_FIELD(RREG32_SOC15(GC, 0, mmGRBM_STATUS),
3412 				GRBM_STATUS, GUI_ACTIVE))
3413 		return false;
3414 	else
3415 		return true;
3416 }
3417 
3418 static int gfx_v9_0_wait_for_idle(void *handle)
3419 {
3420 	unsigned i;
3421 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
3422 
3423 	for (i = 0; i < adev->usec_timeout; i++) {
3424 		if (gfx_v9_0_is_idle(handle))
3425 			return 0;
3426 		udelay(1);
3427 	}
3428 	return -ETIMEDOUT;
3429 }
3430 
3431 static int gfx_v9_0_soft_reset(void *handle)
3432 {
3433 	u32 grbm_soft_reset = 0;
3434 	u32 tmp;
3435 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
3436 
3437 	/* GRBM_STATUS */
3438 	tmp = RREG32_SOC15(GC, 0, mmGRBM_STATUS);
3439 	if (tmp & (GRBM_STATUS__PA_BUSY_MASK | GRBM_STATUS__SC_BUSY_MASK |
3440 		   GRBM_STATUS__BCI_BUSY_MASK | GRBM_STATUS__SX_BUSY_MASK |
3441 		   GRBM_STATUS__TA_BUSY_MASK | GRBM_STATUS__VGT_BUSY_MASK |
3442 		   GRBM_STATUS__DB_BUSY_MASK | GRBM_STATUS__CB_BUSY_MASK |
3443 		   GRBM_STATUS__GDS_BUSY_MASK | GRBM_STATUS__SPI_BUSY_MASK |
3444 		   GRBM_STATUS__IA_BUSY_MASK | GRBM_STATUS__IA_BUSY_NO_DMA_MASK)) {
3445 		grbm_soft_reset = REG_SET_FIELD(grbm_soft_reset,
3446 						GRBM_SOFT_RESET, SOFT_RESET_CP, 1);
3447 		grbm_soft_reset = REG_SET_FIELD(grbm_soft_reset,
3448 						GRBM_SOFT_RESET, SOFT_RESET_GFX, 1);
3449 	}
3450 
3451 	if (tmp & (GRBM_STATUS__CP_BUSY_MASK | GRBM_STATUS__CP_COHERENCY_BUSY_MASK)) {
3452 		grbm_soft_reset = REG_SET_FIELD(grbm_soft_reset,
3453 						GRBM_SOFT_RESET, SOFT_RESET_CP, 1);
3454 	}
3455 
3456 	/* GRBM_STATUS2 */
3457 	tmp = RREG32_SOC15(GC, 0, mmGRBM_STATUS2);
3458 	if (REG_GET_FIELD(tmp, GRBM_STATUS2, RLC_BUSY))
3459 		grbm_soft_reset = REG_SET_FIELD(grbm_soft_reset,
3460 						GRBM_SOFT_RESET, SOFT_RESET_RLC, 1);
3461 
3462 
3463 	if (grbm_soft_reset) {
3464 		/* stop the rlc */
3465 		adev->gfx.rlc.funcs->stop(adev);
3466 
3467 		/* Disable GFX parsing/prefetching */
3468 		gfx_v9_0_cp_gfx_enable(adev, false);
3469 
3470 		/* Disable MEC parsing/prefetching */
3471 		gfx_v9_0_cp_compute_enable(adev, false);
3472 
3473 		if (grbm_soft_reset) {
3474 			tmp = RREG32_SOC15(GC, 0, mmGRBM_SOFT_RESET);
3475 			tmp |= grbm_soft_reset;
3476 			dev_info(adev->dev, "GRBM_SOFT_RESET=0x%08X\n", tmp);
3477 			WREG32_SOC15(GC, 0, mmGRBM_SOFT_RESET, tmp);
3478 			tmp = RREG32_SOC15(GC, 0, mmGRBM_SOFT_RESET);
3479 
3480 			udelay(50);
3481 
3482 			tmp &= ~grbm_soft_reset;
3483 			WREG32_SOC15(GC, 0, mmGRBM_SOFT_RESET, tmp);
3484 			tmp = RREG32_SOC15(GC, 0, mmGRBM_SOFT_RESET);
3485 		}
3486 
3487 		/* Wait a little for things to settle down */
3488 		udelay(50);
3489 	}
3490 	return 0;
3491 }
3492 
3493 static uint64_t gfx_v9_0_get_gpu_clock_counter(struct amdgpu_device *adev)
3494 {
3495 	uint64_t clock;
3496 
3497 	mutex_lock(&adev->gfx.gpu_clock_mutex);
3498 	WREG32_SOC15(GC, 0, mmRLC_CAPTURE_GPU_CLOCK_COUNT, 1);
3499 	clock = (uint64_t)RREG32_SOC15(GC, 0, mmRLC_GPU_CLOCK_COUNT_LSB) |
3500 		((uint64_t)RREG32_SOC15(GC, 0, mmRLC_GPU_CLOCK_COUNT_MSB) << 32ULL);
3501 	mutex_unlock(&adev->gfx.gpu_clock_mutex);
3502 	return clock;
3503 }
3504 
3505 static void gfx_v9_0_ring_emit_gds_switch(struct amdgpu_ring *ring,
3506 					  uint32_t vmid,
3507 					  uint32_t gds_base, uint32_t gds_size,
3508 					  uint32_t gws_base, uint32_t gws_size,
3509 					  uint32_t oa_base, uint32_t oa_size)
3510 {
3511 	struct amdgpu_device *adev = ring->adev;
3512 
3513 	/* GDS Base */
3514 	gfx_v9_0_write_data_to_reg(ring, 0, false,
3515 				   SOC15_REG_OFFSET(GC, 0, mmGDS_VMID0_BASE) + 2 * vmid,
3516 				   gds_base);
3517 
3518 	/* GDS Size */
3519 	gfx_v9_0_write_data_to_reg(ring, 0, false,
3520 				   SOC15_REG_OFFSET(GC, 0, mmGDS_VMID0_SIZE) + 2 * vmid,
3521 				   gds_size);
3522 
3523 	/* GWS */
3524 	gfx_v9_0_write_data_to_reg(ring, 0, false,
3525 				   SOC15_REG_OFFSET(GC, 0, mmGDS_GWS_VMID0) + vmid,
3526 				   gws_size << GDS_GWS_VMID0__SIZE__SHIFT | gws_base);
3527 
3528 	/* OA */
3529 	gfx_v9_0_write_data_to_reg(ring, 0, false,
3530 				   SOC15_REG_OFFSET(GC, 0, mmGDS_OA_VMID0) + vmid,
3531 				   (1 << (oa_size + oa_base)) - (1 << oa_base));
3532 }
3533 
3534 static int gfx_v9_0_early_init(void *handle)
3535 {
3536 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
3537 
3538 	adev->gfx.num_gfx_rings = GFX9_NUM_GFX_RINGS;
3539 	adev->gfx.num_compute_rings = AMDGPU_MAX_COMPUTE_RINGS;
3540 	gfx_v9_0_set_ring_funcs(adev);
3541 	gfx_v9_0_set_irq_funcs(adev);
3542 	gfx_v9_0_set_gds_init(adev);
3543 	gfx_v9_0_set_rlc_funcs(adev);
3544 
3545 	return 0;
3546 }
3547 
3548 static int gfx_v9_0_process_ras_data_cb(struct amdgpu_device *adev,
3549 		struct amdgpu_iv_entry *entry);
3550 
3551 static int gfx_v9_0_ecc_late_init(void *handle)
3552 {
3553 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
3554 	struct ras_common_if **ras_if = &adev->gfx.ras_if;
3555 	struct ras_ih_if ih_info = {
3556 		.cb = gfx_v9_0_process_ras_data_cb,
3557 	};
3558 	struct ras_fs_if fs_info = {
3559 		.sysfs_name = "gfx_err_count",
3560 		.debugfs_name = "gfx_err_inject",
3561 	};
3562 	struct ras_common_if ras_block = {
3563 		.block = AMDGPU_RAS_BLOCK__GFX,
3564 		.type = AMDGPU_RAS_ERROR__MULTI_UNCORRECTABLE,
3565 		.sub_block_index = 0,
3566 		.name = "gfx",
3567 	};
3568 	int r;
3569 
3570 	if (!amdgpu_ras_is_supported(adev, AMDGPU_RAS_BLOCK__GFX)) {
3571 		amdgpu_ras_feature_enable(adev, &ras_block, 0);
3572 		return 0;
3573 	}
3574 
3575 	if (*ras_if)
3576 		goto resume;
3577 
3578 	*ras_if = kmalloc(sizeof(**ras_if), GFP_KERNEL);
3579 	if (!*ras_if)
3580 		return -ENOMEM;
3581 
3582 	**ras_if = ras_block;
3583 
3584 	r = amdgpu_ras_feature_enable(adev, *ras_if, 1);
3585 	if (r)
3586 		goto feature;
3587 
3588 	ih_info.head = **ras_if;
3589 	fs_info.head = **ras_if;
3590 
3591 	r = amdgpu_ras_interrupt_add_handler(adev, &ih_info);
3592 	if (r)
3593 		goto interrupt;
3594 
3595 	r = amdgpu_ras_debugfs_create(adev, &fs_info);
3596 	if (r)
3597 		goto debugfs;
3598 
3599 	r = amdgpu_ras_sysfs_create(adev, &fs_info);
3600 	if (r)
3601 		goto sysfs;
3602 resume:
3603 	r = amdgpu_irq_get(adev, &adev->gfx.cp_ecc_error_irq, 0);
3604 	if (r)
3605 		goto irq;
3606 
3607 	return 0;
3608 irq:
3609 	amdgpu_ras_sysfs_remove(adev, *ras_if);
3610 sysfs:
3611 	amdgpu_ras_debugfs_remove(adev, *ras_if);
3612 debugfs:
3613 	amdgpu_ras_interrupt_remove_handler(adev, &ih_info);
3614 interrupt:
3615 	amdgpu_ras_feature_enable(adev, *ras_if, 0);
3616 feature:
3617 	kfree(*ras_if);
3618 	*ras_if = NULL;
3619 	return -EINVAL;
3620 }
3621 
3622 static int gfx_v9_0_late_init(void *handle)
3623 {
3624 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
3625 	int r;
3626 
3627 	r = amdgpu_irq_get(adev, &adev->gfx.priv_reg_irq, 0);
3628 	if (r)
3629 		return r;
3630 
3631 	r = amdgpu_irq_get(adev, &adev->gfx.priv_inst_irq, 0);
3632 	if (r)
3633 		return r;
3634 
3635 	r = gfx_v9_0_ecc_late_init(handle);
3636 	if (r)
3637 		return r;
3638 
3639 	return 0;
3640 }
3641 
3642 static bool gfx_v9_0_is_rlc_enabled(struct amdgpu_device *adev)
3643 {
3644 	uint32_t rlc_setting;
3645 
3646 	/* if RLC is not enabled, do nothing */
3647 	rlc_setting = RREG32_SOC15(GC, 0, mmRLC_CNTL);
3648 	if (!(rlc_setting & RLC_CNTL__RLC_ENABLE_F32_MASK))
3649 		return false;
3650 
3651 	return true;
3652 }
3653 
3654 static void gfx_v9_0_set_safe_mode(struct amdgpu_device *adev)
3655 {
3656 	uint32_t data;
3657 	unsigned i;
3658 
3659 	data = RLC_SAFE_MODE__CMD_MASK;
3660 	data |= (1 << RLC_SAFE_MODE__MESSAGE__SHIFT);
3661 	WREG32_SOC15(GC, 0, mmRLC_SAFE_MODE, data);
3662 
3663 	/* wait for RLC_SAFE_MODE */
3664 	for (i = 0; i < adev->usec_timeout; i++) {
3665 		if (!REG_GET_FIELD(RREG32_SOC15(GC, 0, mmRLC_SAFE_MODE), RLC_SAFE_MODE, CMD))
3666 			break;
3667 		udelay(1);
3668 	}
3669 }
3670 
3671 static void gfx_v9_0_unset_safe_mode(struct amdgpu_device *adev)
3672 {
3673 	uint32_t data;
3674 
3675 	data = RLC_SAFE_MODE__CMD_MASK;
3676 	WREG32_SOC15(GC, 0, mmRLC_SAFE_MODE, data);
3677 }
3678 
3679 static void gfx_v9_0_update_gfx_cg_power_gating(struct amdgpu_device *adev,
3680 						bool enable)
3681 {
3682 	amdgpu_gfx_rlc_enter_safe_mode(adev);
3683 
3684 	if ((adev->pg_flags & AMD_PG_SUPPORT_GFX_PG) && enable) {
3685 		gfx_v9_0_enable_gfx_cg_power_gating(adev, true);
3686 		if (adev->pg_flags & AMD_PG_SUPPORT_GFX_PIPELINE)
3687 			gfx_v9_0_enable_gfx_pipeline_powergating(adev, true);
3688 	} else {
3689 		gfx_v9_0_enable_gfx_cg_power_gating(adev, false);
3690 		gfx_v9_0_enable_gfx_pipeline_powergating(adev, false);
3691 	}
3692 
3693 	amdgpu_gfx_rlc_exit_safe_mode(adev);
3694 }
3695 
3696 static void gfx_v9_0_update_gfx_mg_power_gating(struct amdgpu_device *adev,
3697 						bool enable)
3698 {
3699 	/* TODO: double check if we need to perform under safe mode */
3700 	/* gfx_v9_0_enter_rlc_safe_mode(adev); */
3701 
3702 	if ((adev->pg_flags & AMD_PG_SUPPORT_GFX_SMG) && enable)
3703 		gfx_v9_0_enable_gfx_static_mg_power_gating(adev, true);
3704 	else
3705 		gfx_v9_0_enable_gfx_static_mg_power_gating(adev, false);
3706 
3707 	if ((adev->pg_flags & AMD_PG_SUPPORT_GFX_DMG) && enable)
3708 		gfx_v9_0_enable_gfx_dynamic_mg_power_gating(adev, true);
3709 	else
3710 		gfx_v9_0_enable_gfx_dynamic_mg_power_gating(adev, false);
3711 
3712 	/* gfx_v9_0_exit_rlc_safe_mode(adev); */
3713 }
3714 
3715 static void gfx_v9_0_update_medium_grain_clock_gating(struct amdgpu_device *adev,
3716 						      bool enable)
3717 {
3718 	uint32_t data, def;
3719 
3720 	amdgpu_gfx_rlc_enter_safe_mode(adev);
3721 
3722 	/* It is disabled by HW by default */
3723 	if (enable && (adev->cg_flags & AMD_CG_SUPPORT_GFX_MGCG)) {
3724 		/* 1 - RLC_CGTT_MGCG_OVERRIDE */
3725 		def = data = RREG32_SOC15(GC, 0, mmRLC_CGTT_MGCG_OVERRIDE);
3726 
3727 		if (adev->asic_type != CHIP_VEGA12)
3728 			data &= ~RLC_CGTT_MGCG_OVERRIDE__CPF_CGTT_SCLK_OVERRIDE_MASK;
3729 
3730 		data &= ~(RLC_CGTT_MGCG_OVERRIDE__GRBM_CGTT_SCLK_OVERRIDE_MASK |
3731 			  RLC_CGTT_MGCG_OVERRIDE__GFXIP_MGCG_OVERRIDE_MASK |
3732 			  RLC_CGTT_MGCG_OVERRIDE__GFXIP_MGLS_OVERRIDE_MASK);
3733 
3734 		/* only for Vega10 & Raven1 */
3735 		data |= RLC_CGTT_MGCG_OVERRIDE__RLC_CGTT_SCLK_OVERRIDE_MASK;
3736 
3737 		if (def != data)
3738 			WREG32_SOC15(GC, 0, mmRLC_CGTT_MGCG_OVERRIDE, data);
3739 
3740 		/* MGLS is a global flag to control all MGLS in GFX */
3741 		if (adev->cg_flags & AMD_CG_SUPPORT_GFX_MGLS) {
3742 			/* 2 - RLC memory Light sleep */
3743 			if (adev->cg_flags & AMD_CG_SUPPORT_GFX_RLC_LS) {
3744 				def = data = RREG32_SOC15(GC, 0, mmRLC_MEM_SLP_CNTL);
3745 				data |= RLC_MEM_SLP_CNTL__RLC_MEM_LS_EN_MASK;
3746 				if (def != data)
3747 					WREG32_SOC15(GC, 0, mmRLC_MEM_SLP_CNTL, data);
3748 			}
3749 			/* 3 - CP memory Light sleep */
3750 			if (adev->cg_flags & AMD_CG_SUPPORT_GFX_CP_LS) {
3751 				def = data = RREG32_SOC15(GC, 0, mmCP_MEM_SLP_CNTL);
3752 				data |= CP_MEM_SLP_CNTL__CP_MEM_LS_EN_MASK;
3753 				if (def != data)
3754 					WREG32_SOC15(GC, 0, mmCP_MEM_SLP_CNTL, data);
3755 			}
3756 		}
3757 	} else {
3758 		/* 1 - MGCG_OVERRIDE */
3759 		def = data = RREG32_SOC15(GC, 0, mmRLC_CGTT_MGCG_OVERRIDE);
3760 
3761 		if (adev->asic_type != CHIP_VEGA12)
3762 			data |= RLC_CGTT_MGCG_OVERRIDE__CPF_CGTT_SCLK_OVERRIDE_MASK;
3763 
3764 		data |= (RLC_CGTT_MGCG_OVERRIDE__RLC_CGTT_SCLK_OVERRIDE_MASK |
3765 			 RLC_CGTT_MGCG_OVERRIDE__GRBM_CGTT_SCLK_OVERRIDE_MASK |
3766 			 RLC_CGTT_MGCG_OVERRIDE__GFXIP_MGCG_OVERRIDE_MASK |
3767 			 RLC_CGTT_MGCG_OVERRIDE__GFXIP_MGLS_OVERRIDE_MASK);
3768 
3769 		if (def != data)
3770 			WREG32_SOC15(GC, 0, mmRLC_CGTT_MGCG_OVERRIDE, data);
3771 
3772 		/* 2 - disable MGLS in RLC */
3773 		data = RREG32_SOC15(GC, 0, mmRLC_MEM_SLP_CNTL);
3774 		if (data & RLC_MEM_SLP_CNTL__RLC_MEM_LS_EN_MASK) {
3775 			data &= ~RLC_MEM_SLP_CNTL__RLC_MEM_LS_EN_MASK;
3776 			WREG32_SOC15(GC, 0, mmRLC_MEM_SLP_CNTL, data);
3777 		}
3778 
3779 		/* 3 - disable MGLS in CP */
3780 		data = RREG32_SOC15(GC, 0, mmCP_MEM_SLP_CNTL);
3781 		if (data & CP_MEM_SLP_CNTL__CP_MEM_LS_EN_MASK) {
3782 			data &= ~CP_MEM_SLP_CNTL__CP_MEM_LS_EN_MASK;
3783 			WREG32_SOC15(GC, 0, mmCP_MEM_SLP_CNTL, data);
3784 		}
3785 	}
3786 
3787 	amdgpu_gfx_rlc_exit_safe_mode(adev);
3788 }
3789 
3790 static void gfx_v9_0_update_3d_clock_gating(struct amdgpu_device *adev,
3791 					   bool enable)
3792 {
3793 	uint32_t data, def;
3794 
3795 	amdgpu_gfx_rlc_enter_safe_mode(adev);
3796 
3797 	/* Enable 3D CGCG/CGLS */
3798 	if (enable && (adev->cg_flags & AMD_CG_SUPPORT_GFX_3D_CGCG)) {
3799 		/* write cmd to clear cgcg/cgls ov */
3800 		def = data = RREG32_SOC15(GC, 0, mmRLC_CGTT_MGCG_OVERRIDE);
3801 		/* unset CGCG override */
3802 		data &= ~RLC_CGTT_MGCG_OVERRIDE__GFXIP_GFX3D_CG_OVERRIDE_MASK;
3803 		/* update CGCG and CGLS override bits */
3804 		if (def != data)
3805 			WREG32_SOC15(GC, 0, mmRLC_CGTT_MGCG_OVERRIDE, data);
3806 
3807 		/* enable 3Dcgcg FSM(0x0000363f) */
3808 		def = RREG32_SOC15(GC, 0, mmRLC_CGCG_CGLS_CTRL_3D);
3809 
3810 		data = (0x36 << RLC_CGCG_CGLS_CTRL_3D__CGCG_GFX_IDLE_THRESHOLD__SHIFT) |
3811 			RLC_CGCG_CGLS_CTRL_3D__CGCG_EN_MASK;
3812 		if (adev->cg_flags & AMD_CG_SUPPORT_GFX_3D_CGLS)
3813 			data |= (0x000F << RLC_CGCG_CGLS_CTRL_3D__CGLS_REP_COMPANSAT_DELAY__SHIFT) |
3814 				RLC_CGCG_CGLS_CTRL_3D__CGLS_EN_MASK;
3815 		if (def != data)
3816 			WREG32_SOC15(GC, 0, mmRLC_CGCG_CGLS_CTRL_3D, data);
3817 
3818 		/* set IDLE_POLL_COUNT(0x00900100) */
3819 		def = RREG32_SOC15(GC, 0, mmCP_RB_WPTR_POLL_CNTL);
3820 		data = (0x0100 << CP_RB_WPTR_POLL_CNTL__POLL_FREQUENCY__SHIFT) |
3821 			(0x0090 << CP_RB_WPTR_POLL_CNTL__IDLE_POLL_COUNT__SHIFT);
3822 		if (def != data)
3823 			WREG32_SOC15(GC, 0, mmCP_RB_WPTR_POLL_CNTL, data);
3824 	} else {
3825 		/* Disable CGCG/CGLS */
3826 		def = data = RREG32_SOC15(GC, 0, mmRLC_CGCG_CGLS_CTRL_3D);
3827 		/* disable cgcg, cgls should be disabled */
3828 		data &= ~(RLC_CGCG_CGLS_CTRL_3D__CGCG_EN_MASK |
3829 			  RLC_CGCG_CGLS_CTRL_3D__CGLS_EN_MASK);
3830 		/* disable cgcg and cgls in FSM */
3831 		if (def != data)
3832 			WREG32_SOC15(GC, 0, mmRLC_CGCG_CGLS_CTRL_3D, data);
3833 	}
3834 
3835 	amdgpu_gfx_rlc_exit_safe_mode(adev);
3836 }
3837 
3838 static void gfx_v9_0_update_coarse_grain_clock_gating(struct amdgpu_device *adev,
3839 						      bool enable)
3840 {
3841 	uint32_t def, data;
3842 
3843 	amdgpu_gfx_rlc_enter_safe_mode(adev);
3844 
3845 	if (enable && (adev->cg_flags & AMD_CG_SUPPORT_GFX_CGCG)) {
3846 		def = data = RREG32_SOC15(GC, 0, mmRLC_CGTT_MGCG_OVERRIDE);
3847 		/* unset CGCG override */
3848 		data &= ~RLC_CGTT_MGCG_OVERRIDE__GFXIP_CGCG_OVERRIDE_MASK;
3849 		if (adev->cg_flags & AMD_CG_SUPPORT_GFX_CGLS)
3850 			data &= ~RLC_CGTT_MGCG_OVERRIDE__GFXIP_CGLS_OVERRIDE_MASK;
3851 		else
3852 			data |= RLC_CGTT_MGCG_OVERRIDE__GFXIP_CGLS_OVERRIDE_MASK;
3853 		/* update CGCG and CGLS override bits */
3854 		if (def != data)
3855 			WREG32_SOC15(GC, 0, mmRLC_CGTT_MGCG_OVERRIDE, data);
3856 
3857 		/* enable cgcg FSM(0x0000363F) */
3858 		def = RREG32_SOC15(GC, 0, mmRLC_CGCG_CGLS_CTRL);
3859 
3860 		data = (0x36 << RLC_CGCG_CGLS_CTRL__CGCG_GFX_IDLE_THRESHOLD__SHIFT) |
3861 			RLC_CGCG_CGLS_CTRL__CGCG_EN_MASK;
3862 		if (adev->cg_flags & AMD_CG_SUPPORT_GFX_CGLS)
3863 			data |= (0x000F << RLC_CGCG_CGLS_CTRL__CGLS_REP_COMPANSAT_DELAY__SHIFT) |
3864 				RLC_CGCG_CGLS_CTRL__CGLS_EN_MASK;
3865 		if (def != data)
3866 			WREG32_SOC15(GC, 0, mmRLC_CGCG_CGLS_CTRL, data);
3867 
3868 		/* set IDLE_POLL_COUNT(0x00900100) */
3869 		def = RREG32_SOC15(GC, 0, mmCP_RB_WPTR_POLL_CNTL);
3870 		data = (0x0100 << CP_RB_WPTR_POLL_CNTL__POLL_FREQUENCY__SHIFT) |
3871 			(0x0090 << CP_RB_WPTR_POLL_CNTL__IDLE_POLL_COUNT__SHIFT);
3872 		if (def != data)
3873 			WREG32_SOC15(GC, 0, mmCP_RB_WPTR_POLL_CNTL, data);
3874 	} else {
3875 		def = data = RREG32_SOC15(GC, 0, mmRLC_CGCG_CGLS_CTRL);
3876 		/* reset CGCG/CGLS bits */
3877 		data &= ~(RLC_CGCG_CGLS_CTRL__CGCG_EN_MASK | RLC_CGCG_CGLS_CTRL__CGLS_EN_MASK);
3878 		/* disable cgcg and cgls in FSM */
3879 		if (def != data)
3880 			WREG32_SOC15(GC, 0, mmRLC_CGCG_CGLS_CTRL, data);
3881 	}
3882 
3883 	amdgpu_gfx_rlc_exit_safe_mode(adev);
3884 }
3885 
3886 static int gfx_v9_0_update_gfx_clock_gating(struct amdgpu_device *adev,
3887 					    bool enable)
3888 {
3889 	if (enable) {
3890 		/* CGCG/CGLS should be enabled after MGCG/MGLS
3891 		 * ===  MGCG + MGLS ===
3892 		 */
3893 		gfx_v9_0_update_medium_grain_clock_gating(adev, enable);
3894 		/* ===  CGCG /CGLS for GFX 3D Only === */
3895 		gfx_v9_0_update_3d_clock_gating(adev, enable);
3896 		/* ===  CGCG + CGLS === */
3897 		gfx_v9_0_update_coarse_grain_clock_gating(adev, enable);
3898 	} else {
3899 		/* CGCG/CGLS should be disabled before MGCG/MGLS
3900 		 * ===  CGCG + CGLS ===
3901 		 */
3902 		gfx_v9_0_update_coarse_grain_clock_gating(adev, enable);
3903 		/* ===  CGCG /CGLS for GFX 3D Only === */
3904 		gfx_v9_0_update_3d_clock_gating(adev, enable);
3905 		/* ===  MGCG + MGLS === */
3906 		gfx_v9_0_update_medium_grain_clock_gating(adev, enable);
3907 	}
3908 	return 0;
3909 }
3910 
3911 static const struct amdgpu_rlc_funcs gfx_v9_0_rlc_funcs = {
3912 	.is_rlc_enabled = gfx_v9_0_is_rlc_enabled,
3913 	.set_safe_mode = gfx_v9_0_set_safe_mode,
3914 	.unset_safe_mode = gfx_v9_0_unset_safe_mode,
3915 	.init = gfx_v9_0_rlc_init,
3916 	.get_csb_size = gfx_v9_0_get_csb_size,
3917 	.get_csb_buffer = gfx_v9_0_get_csb_buffer,
3918 	.get_cp_table_num = gfx_v9_0_cp_jump_table_num,
3919 	.resume = gfx_v9_0_rlc_resume,
3920 	.stop = gfx_v9_0_rlc_stop,
3921 	.reset = gfx_v9_0_rlc_reset,
3922 	.start = gfx_v9_0_rlc_start
3923 };
3924 
3925 static int gfx_v9_0_set_powergating_state(void *handle,
3926 					  enum amd_powergating_state state)
3927 {
3928 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
3929 	bool enable = (state == AMD_PG_STATE_GATE) ? true : false;
3930 
3931 	switch (adev->asic_type) {
3932 	case CHIP_RAVEN:
3933 		if (!enable) {
3934 			amdgpu_gfx_off_ctrl(adev, false);
3935 			cancel_delayed_work_sync(&adev->gfx.gfx_off_delay_work);
3936 		}
3937 		if (adev->pg_flags & AMD_PG_SUPPORT_RLC_SMU_HS) {
3938 			gfx_v9_0_enable_sck_slow_down_on_power_up(adev, true);
3939 			gfx_v9_0_enable_sck_slow_down_on_power_down(adev, true);
3940 		} else {
3941 			gfx_v9_0_enable_sck_slow_down_on_power_up(adev, false);
3942 			gfx_v9_0_enable_sck_slow_down_on_power_down(adev, false);
3943 		}
3944 
3945 		if (adev->pg_flags & AMD_PG_SUPPORT_CP)
3946 			gfx_v9_0_enable_cp_power_gating(adev, true);
3947 		else
3948 			gfx_v9_0_enable_cp_power_gating(adev, false);
3949 
3950 		/* update gfx cgpg state */
3951 		gfx_v9_0_update_gfx_cg_power_gating(adev, enable);
3952 
3953 		/* update mgcg state */
3954 		gfx_v9_0_update_gfx_mg_power_gating(adev, enable);
3955 
3956 		if (enable)
3957 			amdgpu_gfx_off_ctrl(adev, true);
3958 		break;
3959 	case CHIP_VEGA12:
3960 		if (!enable) {
3961 			amdgpu_gfx_off_ctrl(adev, false);
3962 			cancel_delayed_work_sync(&adev->gfx.gfx_off_delay_work);
3963 		} else {
3964 			amdgpu_gfx_off_ctrl(adev, true);
3965 		}
3966 		break;
3967 	default:
3968 		break;
3969 	}
3970 
3971 	return 0;
3972 }
3973 
3974 static int gfx_v9_0_set_clockgating_state(void *handle,
3975 					  enum amd_clockgating_state state)
3976 {
3977 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
3978 
3979 	if (amdgpu_sriov_vf(adev))
3980 		return 0;
3981 
3982 	switch (adev->asic_type) {
3983 	case CHIP_VEGA10:
3984 	case CHIP_VEGA12:
3985 	case CHIP_VEGA20:
3986 	case CHIP_RAVEN:
3987 		gfx_v9_0_update_gfx_clock_gating(adev,
3988 						 state == AMD_CG_STATE_GATE ? true : false);
3989 		break;
3990 	default:
3991 		break;
3992 	}
3993 	return 0;
3994 }
3995 
3996 static void gfx_v9_0_get_clockgating_state(void *handle, u32 *flags)
3997 {
3998 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
3999 	int data;
4000 
4001 	if (amdgpu_sriov_vf(adev))
4002 		*flags = 0;
4003 
4004 	/* AMD_CG_SUPPORT_GFX_MGCG */
4005 	data = RREG32_SOC15(GC, 0, mmRLC_CGTT_MGCG_OVERRIDE);
4006 	if (!(data & RLC_CGTT_MGCG_OVERRIDE__GFXIP_MGCG_OVERRIDE_MASK))
4007 		*flags |= AMD_CG_SUPPORT_GFX_MGCG;
4008 
4009 	/* AMD_CG_SUPPORT_GFX_CGCG */
4010 	data = RREG32_SOC15(GC, 0, mmRLC_CGCG_CGLS_CTRL);
4011 	if (data & RLC_CGCG_CGLS_CTRL__CGCG_EN_MASK)
4012 		*flags |= AMD_CG_SUPPORT_GFX_CGCG;
4013 
4014 	/* AMD_CG_SUPPORT_GFX_CGLS */
4015 	if (data & RLC_CGCG_CGLS_CTRL__CGLS_EN_MASK)
4016 		*flags |= AMD_CG_SUPPORT_GFX_CGLS;
4017 
4018 	/* AMD_CG_SUPPORT_GFX_RLC_LS */
4019 	data = RREG32_SOC15(GC, 0, mmRLC_MEM_SLP_CNTL);
4020 	if (data & RLC_MEM_SLP_CNTL__RLC_MEM_LS_EN_MASK)
4021 		*flags |= AMD_CG_SUPPORT_GFX_RLC_LS | AMD_CG_SUPPORT_GFX_MGLS;
4022 
4023 	/* AMD_CG_SUPPORT_GFX_CP_LS */
4024 	data = RREG32_SOC15(GC, 0, mmCP_MEM_SLP_CNTL);
4025 	if (data & CP_MEM_SLP_CNTL__CP_MEM_LS_EN_MASK)
4026 		*flags |= AMD_CG_SUPPORT_GFX_CP_LS | AMD_CG_SUPPORT_GFX_MGLS;
4027 
4028 	/* AMD_CG_SUPPORT_GFX_3D_CGCG */
4029 	data = RREG32_SOC15(GC, 0, mmRLC_CGCG_CGLS_CTRL_3D);
4030 	if (data & RLC_CGCG_CGLS_CTRL_3D__CGCG_EN_MASK)
4031 		*flags |= AMD_CG_SUPPORT_GFX_3D_CGCG;
4032 
4033 	/* AMD_CG_SUPPORT_GFX_3D_CGLS */
4034 	if (data & RLC_CGCG_CGLS_CTRL_3D__CGLS_EN_MASK)
4035 		*flags |= AMD_CG_SUPPORT_GFX_3D_CGLS;
4036 }
4037 
4038 static u64 gfx_v9_0_ring_get_rptr_gfx(struct amdgpu_ring *ring)
4039 {
4040 	return ring->adev->wb.wb[ring->rptr_offs]; /* gfx9 is 32bit rptr*/
4041 }
4042 
4043 static u64 gfx_v9_0_ring_get_wptr_gfx(struct amdgpu_ring *ring)
4044 {
4045 	struct amdgpu_device *adev = ring->adev;
4046 	u64 wptr;
4047 
4048 	/* XXX check if swapping is necessary on BE */
4049 	if (ring->use_doorbell) {
4050 		wptr = atomic64_read((atomic64_t *)&adev->wb.wb[ring->wptr_offs]);
4051 	} else {
4052 		wptr = RREG32_SOC15(GC, 0, mmCP_RB0_WPTR);
4053 		wptr += (u64)RREG32_SOC15(GC, 0, mmCP_RB0_WPTR_HI) << 32;
4054 	}
4055 
4056 	return wptr;
4057 }
4058 
4059 static void gfx_v9_0_ring_set_wptr_gfx(struct amdgpu_ring *ring)
4060 {
4061 	struct amdgpu_device *adev = ring->adev;
4062 
4063 	if (ring->use_doorbell) {
4064 		/* XXX check if swapping is necessary on BE */
4065 		atomic64_set((atomic64_t*)&adev->wb.wb[ring->wptr_offs], ring->wptr);
4066 		WDOORBELL64(ring->doorbell_index, ring->wptr);
4067 	} else {
4068 		WREG32_SOC15(GC, 0, mmCP_RB0_WPTR, lower_32_bits(ring->wptr));
4069 		WREG32_SOC15(GC, 0, mmCP_RB0_WPTR_HI, upper_32_bits(ring->wptr));
4070 	}
4071 }
4072 
4073 static void gfx_v9_0_ring_emit_hdp_flush(struct amdgpu_ring *ring)
4074 {
4075 	struct amdgpu_device *adev = ring->adev;
4076 	u32 ref_and_mask, reg_mem_engine;
4077 	const struct nbio_hdp_flush_reg *nbio_hf_reg = adev->nbio_funcs->hdp_flush_reg;
4078 
4079 	if (ring->funcs->type == AMDGPU_RING_TYPE_COMPUTE) {
4080 		switch (ring->me) {
4081 		case 1:
4082 			ref_and_mask = nbio_hf_reg->ref_and_mask_cp2 << ring->pipe;
4083 			break;
4084 		case 2:
4085 			ref_and_mask = nbio_hf_reg->ref_and_mask_cp6 << ring->pipe;
4086 			break;
4087 		default:
4088 			return;
4089 		}
4090 		reg_mem_engine = 0;
4091 	} else {
4092 		ref_and_mask = nbio_hf_reg->ref_and_mask_cp0;
4093 		reg_mem_engine = 1; /* pfp */
4094 	}
4095 
4096 	gfx_v9_0_wait_reg_mem(ring, reg_mem_engine, 0, 1,
4097 			      adev->nbio_funcs->get_hdp_flush_req_offset(adev),
4098 			      adev->nbio_funcs->get_hdp_flush_done_offset(adev),
4099 			      ref_and_mask, ref_and_mask, 0x20);
4100 }
4101 
4102 static void gfx_v9_0_ring_emit_ib_gfx(struct amdgpu_ring *ring,
4103 					struct amdgpu_job *job,
4104 					struct amdgpu_ib *ib,
4105 					uint32_t flags)
4106 {
4107 	unsigned vmid = AMDGPU_JOB_GET_VMID(job);
4108 	u32 header, control = 0;
4109 
4110 	if (ib->flags & AMDGPU_IB_FLAG_CE)
4111 		header = PACKET3(PACKET3_INDIRECT_BUFFER_CONST, 2);
4112 	else
4113 		header = PACKET3(PACKET3_INDIRECT_BUFFER, 2);
4114 
4115 	control |= ib->length_dw | (vmid << 24);
4116 
4117 	if (amdgpu_sriov_vf(ring->adev) && (ib->flags & AMDGPU_IB_FLAG_PREEMPT)) {
4118 		control |= INDIRECT_BUFFER_PRE_ENB(1);
4119 
4120 		if (!(ib->flags & AMDGPU_IB_FLAG_CE))
4121 			gfx_v9_0_ring_emit_de_meta(ring);
4122 	}
4123 
4124 	amdgpu_ring_write(ring, header);
4125 	BUG_ON(ib->gpu_addr & 0x3); /* Dword align */
4126 	amdgpu_ring_write(ring,
4127 #ifdef __BIG_ENDIAN
4128 		(2 << 0) |
4129 #endif
4130 		lower_32_bits(ib->gpu_addr));
4131 	amdgpu_ring_write(ring, upper_32_bits(ib->gpu_addr));
4132 	amdgpu_ring_write(ring, control);
4133 }
4134 
4135 static void gfx_v9_0_ring_emit_ib_compute(struct amdgpu_ring *ring,
4136 					  struct amdgpu_job *job,
4137 					  struct amdgpu_ib *ib,
4138 					  uint32_t flags)
4139 {
4140 	unsigned vmid = AMDGPU_JOB_GET_VMID(job);
4141 	u32 control = INDIRECT_BUFFER_VALID | ib->length_dw | (vmid << 24);
4142 
4143 	/* Currently, there is a high possibility to get wave ID mismatch
4144 	 * between ME and GDS, leading to a hw deadlock, because ME generates
4145 	 * different wave IDs than the GDS expects. This situation happens
4146 	 * randomly when at least 5 compute pipes use GDS ordered append.
4147 	 * The wave IDs generated by ME are also wrong after suspend/resume.
4148 	 * Those are probably bugs somewhere else in the kernel driver.
4149 	 *
4150 	 * Writing GDS_COMPUTE_MAX_WAVE_ID resets wave ID counters in ME and
4151 	 * GDS to 0 for this ring (me/pipe).
4152 	 */
4153 	if (ib->flags & AMDGPU_IB_FLAG_RESET_GDS_MAX_WAVE_ID) {
4154 		amdgpu_ring_write(ring, PACKET3(PACKET3_SET_CONFIG_REG, 1));
4155 		amdgpu_ring_write(ring, mmGDS_COMPUTE_MAX_WAVE_ID);
4156 		amdgpu_ring_write(ring, ring->adev->gds.gds_compute_max_wave_id);
4157 	}
4158 
4159 	amdgpu_ring_write(ring, PACKET3(PACKET3_INDIRECT_BUFFER, 2));
4160 	BUG_ON(ib->gpu_addr & 0x3); /* Dword align */
4161 	amdgpu_ring_write(ring,
4162 #ifdef __BIG_ENDIAN
4163 				(2 << 0) |
4164 #endif
4165 				lower_32_bits(ib->gpu_addr));
4166 	amdgpu_ring_write(ring, upper_32_bits(ib->gpu_addr));
4167 	amdgpu_ring_write(ring, control);
4168 }
4169 
4170 static void gfx_v9_0_ring_emit_fence(struct amdgpu_ring *ring, u64 addr,
4171 				     u64 seq, unsigned flags)
4172 {
4173 	bool write64bit = flags & AMDGPU_FENCE_FLAG_64BIT;
4174 	bool int_sel = flags & AMDGPU_FENCE_FLAG_INT;
4175 	bool writeback = flags & AMDGPU_FENCE_FLAG_TC_WB_ONLY;
4176 
4177 	/* RELEASE_MEM - flush caches, send int */
4178 	amdgpu_ring_write(ring, PACKET3(PACKET3_RELEASE_MEM, 6));
4179 	amdgpu_ring_write(ring, ((writeback ? (EOP_TC_WB_ACTION_EN |
4180 					       EOP_TC_NC_ACTION_EN) :
4181 					      (EOP_TCL1_ACTION_EN |
4182 					       EOP_TC_ACTION_EN |
4183 					       EOP_TC_WB_ACTION_EN |
4184 					       EOP_TC_MD_ACTION_EN)) |
4185 				 EVENT_TYPE(CACHE_FLUSH_AND_INV_TS_EVENT) |
4186 				 EVENT_INDEX(5)));
4187 	amdgpu_ring_write(ring, DATA_SEL(write64bit ? 2 : 1) | INT_SEL(int_sel ? 2 : 0));
4188 
4189 	/*
4190 	 * the address should be Qword aligned if 64bit write, Dword
4191 	 * aligned if only send 32bit data low (discard data high)
4192 	 */
4193 	if (write64bit)
4194 		BUG_ON(addr & 0x7);
4195 	else
4196 		BUG_ON(addr & 0x3);
4197 	amdgpu_ring_write(ring, lower_32_bits(addr));
4198 	amdgpu_ring_write(ring, upper_32_bits(addr));
4199 	amdgpu_ring_write(ring, lower_32_bits(seq));
4200 	amdgpu_ring_write(ring, upper_32_bits(seq));
4201 	amdgpu_ring_write(ring, 0);
4202 }
4203 
4204 static void gfx_v9_0_ring_emit_pipeline_sync(struct amdgpu_ring *ring)
4205 {
4206 	int usepfp = (ring->funcs->type == AMDGPU_RING_TYPE_GFX);
4207 	uint32_t seq = ring->fence_drv.sync_seq;
4208 	uint64_t addr = ring->fence_drv.gpu_addr;
4209 
4210 	gfx_v9_0_wait_reg_mem(ring, usepfp, 1, 0,
4211 			      lower_32_bits(addr), upper_32_bits(addr),
4212 			      seq, 0xffffffff, 4);
4213 }
4214 
4215 static void gfx_v9_0_ring_emit_vm_flush(struct amdgpu_ring *ring,
4216 					unsigned vmid, uint64_t pd_addr)
4217 {
4218 	amdgpu_gmc_emit_flush_gpu_tlb(ring, vmid, pd_addr);
4219 
4220 	/* compute doesn't have PFP */
4221 	if (ring->funcs->type == AMDGPU_RING_TYPE_GFX) {
4222 		/* sync PFP to ME, otherwise we might get invalid PFP reads */
4223 		amdgpu_ring_write(ring, PACKET3(PACKET3_PFP_SYNC_ME, 0));
4224 		amdgpu_ring_write(ring, 0x0);
4225 	}
4226 }
4227 
4228 static u64 gfx_v9_0_ring_get_rptr_compute(struct amdgpu_ring *ring)
4229 {
4230 	return ring->adev->wb.wb[ring->rptr_offs]; /* gfx9 hardware is 32bit rptr */
4231 }
4232 
4233 static u64 gfx_v9_0_ring_get_wptr_compute(struct amdgpu_ring *ring)
4234 {
4235 	u64 wptr;
4236 
4237 	/* XXX check if swapping is necessary on BE */
4238 	if (ring->use_doorbell)
4239 		wptr = atomic64_read((atomic64_t *)&ring->adev->wb.wb[ring->wptr_offs]);
4240 	else
4241 		BUG();
4242 	return wptr;
4243 }
4244 
4245 static void gfx_v9_0_ring_set_pipe_percent(struct amdgpu_ring *ring,
4246 					   bool acquire)
4247 {
4248 	struct amdgpu_device *adev = ring->adev;
4249 	int pipe_num, tmp, reg;
4250 	int pipe_percent = acquire ? SPI_WCL_PIPE_PERCENT_GFX__VALUE_MASK : 0x1;
4251 
4252 	pipe_num = ring->me * adev->gfx.mec.num_pipe_per_mec + ring->pipe;
4253 
4254 	/* first me only has 2 entries, GFX and HP3D */
4255 	if (ring->me > 0)
4256 		pipe_num -= 2;
4257 
4258 	reg = SOC15_REG_OFFSET(GC, 0, mmSPI_WCL_PIPE_PERCENT_GFX) + pipe_num;
4259 	tmp = RREG32(reg);
4260 	tmp = REG_SET_FIELD(tmp, SPI_WCL_PIPE_PERCENT_GFX, VALUE, pipe_percent);
4261 	WREG32(reg, tmp);
4262 }
4263 
4264 static void gfx_v9_0_pipe_reserve_resources(struct amdgpu_device *adev,
4265 					    struct amdgpu_ring *ring,
4266 					    bool acquire)
4267 {
4268 	int i, pipe;
4269 	bool reserve;
4270 	struct amdgpu_ring *iring;
4271 
4272 	mutex_lock(&adev->gfx.pipe_reserve_mutex);
4273 	pipe = amdgpu_gfx_queue_to_bit(adev, ring->me, ring->pipe, 0);
4274 	if (acquire)
4275 		set_bit(pipe, adev->gfx.pipe_reserve_bitmap);
4276 	else
4277 		clear_bit(pipe, adev->gfx.pipe_reserve_bitmap);
4278 
4279 	if (!bitmap_weight(adev->gfx.pipe_reserve_bitmap, AMDGPU_MAX_COMPUTE_QUEUES)) {
4280 		/* Clear all reservations - everyone reacquires all resources */
4281 		for (i = 0; i < adev->gfx.num_gfx_rings; ++i)
4282 			gfx_v9_0_ring_set_pipe_percent(&adev->gfx.gfx_ring[i],
4283 						       true);
4284 
4285 		for (i = 0; i < adev->gfx.num_compute_rings; ++i)
4286 			gfx_v9_0_ring_set_pipe_percent(&adev->gfx.compute_ring[i],
4287 						       true);
4288 	} else {
4289 		/* Lower all pipes without a current reservation */
4290 		for (i = 0; i < adev->gfx.num_gfx_rings; ++i) {
4291 			iring = &adev->gfx.gfx_ring[i];
4292 			pipe = amdgpu_gfx_queue_to_bit(adev,
4293 						       iring->me,
4294 						       iring->pipe,
4295 						       0);
4296 			reserve = test_bit(pipe, adev->gfx.pipe_reserve_bitmap);
4297 			gfx_v9_0_ring_set_pipe_percent(iring, reserve);
4298 		}
4299 
4300 		for (i = 0; i < adev->gfx.num_compute_rings; ++i) {
4301 			iring = &adev->gfx.compute_ring[i];
4302 			pipe = amdgpu_gfx_queue_to_bit(adev,
4303 						       iring->me,
4304 						       iring->pipe,
4305 						       0);
4306 			reserve = test_bit(pipe, adev->gfx.pipe_reserve_bitmap);
4307 			gfx_v9_0_ring_set_pipe_percent(iring, reserve);
4308 		}
4309 	}
4310 
4311 	mutex_unlock(&adev->gfx.pipe_reserve_mutex);
4312 }
4313 
4314 static void gfx_v9_0_hqd_set_priority(struct amdgpu_device *adev,
4315 				      struct amdgpu_ring *ring,
4316 				      bool acquire)
4317 {
4318 	uint32_t pipe_priority = acquire ? 0x2 : 0x0;
4319 	uint32_t queue_priority = acquire ? 0xf : 0x0;
4320 
4321 	mutex_lock(&adev->srbm_mutex);
4322 	soc15_grbm_select(adev, ring->me, ring->pipe, ring->queue, 0);
4323 
4324 	WREG32_SOC15(GC, 0, mmCP_HQD_PIPE_PRIORITY, pipe_priority);
4325 	WREG32_SOC15(GC, 0, mmCP_HQD_QUEUE_PRIORITY, queue_priority);
4326 
4327 	soc15_grbm_select(adev, 0, 0, 0, 0);
4328 	mutex_unlock(&adev->srbm_mutex);
4329 }
4330 
4331 static void gfx_v9_0_ring_set_priority_compute(struct amdgpu_ring *ring,
4332 					       enum drm_sched_priority priority)
4333 {
4334 	struct amdgpu_device *adev = ring->adev;
4335 	bool acquire = priority == DRM_SCHED_PRIORITY_HIGH_HW;
4336 
4337 	if (ring->funcs->type != AMDGPU_RING_TYPE_COMPUTE)
4338 		return;
4339 
4340 	gfx_v9_0_hqd_set_priority(adev, ring, acquire);
4341 	gfx_v9_0_pipe_reserve_resources(adev, ring, acquire);
4342 }
4343 
4344 static void gfx_v9_0_ring_set_wptr_compute(struct amdgpu_ring *ring)
4345 {
4346 	struct amdgpu_device *adev = ring->adev;
4347 
4348 	/* XXX check if swapping is necessary on BE */
4349 	if (ring->use_doorbell) {
4350 		atomic64_set((atomic64_t*)&adev->wb.wb[ring->wptr_offs], ring->wptr);
4351 		WDOORBELL64(ring->doorbell_index, ring->wptr);
4352 	} else{
4353 		BUG(); /* only DOORBELL method supported on gfx9 now */
4354 	}
4355 }
4356 
4357 static void gfx_v9_0_ring_emit_fence_kiq(struct amdgpu_ring *ring, u64 addr,
4358 					 u64 seq, unsigned int flags)
4359 {
4360 	struct amdgpu_device *adev = ring->adev;
4361 
4362 	/* we only allocate 32bit for each seq wb address */
4363 	BUG_ON(flags & AMDGPU_FENCE_FLAG_64BIT);
4364 
4365 	/* write fence seq to the "addr" */
4366 	amdgpu_ring_write(ring, PACKET3(PACKET3_WRITE_DATA, 3));
4367 	amdgpu_ring_write(ring, (WRITE_DATA_ENGINE_SEL(0) |
4368 				 WRITE_DATA_DST_SEL(5) | WR_CONFIRM));
4369 	amdgpu_ring_write(ring, lower_32_bits(addr));
4370 	amdgpu_ring_write(ring, upper_32_bits(addr));
4371 	amdgpu_ring_write(ring, lower_32_bits(seq));
4372 
4373 	if (flags & AMDGPU_FENCE_FLAG_INT) {
4374 		/* set register to trigger INT */
4375 		amdgpu_ring_write(ring, PACKET3(PACKET3_WRITE_DATA, 3));
4376 		amdgpu_ring_write(ring, (WRITE_DATA_ENGINE_SEL(0) |
4377 					 WRITE_DATA_DST_SEL(0) | WR_CONFIRM));
4378 		amdgpu_ring_write(ring, SOC15_REG_OFFSET(GC, 0, mmCPC_INT_STATUS));
4379 		amdgpu_ring_write(ring, 0);
4380 		amdgpu_ring_write(ring, 0x20000000); /* src_id is 178 */
4381 	}
4382 }
4383 
4384 static void gfx_v9_ring_emit_sb(struct amdgpu_ring *ring)
4385 {
4386 	amdgpu_ring_write(ring, PACKET3(PACKET3_SWITCH_BUFFER, 0));
4387 	amdgpu_ring_write(ring, 0);
4388 }
4389 
4390 static void gfx_v9_0_ring_emit_ce_meta(struct amdgpu_ring *ring)
4391 {
4392 	struct v9_ce_ib_state ce_payload = {0};
4393 	uint64_t csa_addr;
4394 	int cnt;
4395 
4396 	cnt = (sizeof(ce_payload) >> 2) + 4 - 2;
4397 	csa_addr = amdgpu_csa_vaddr(ring->adev);
4398 
4399 	amdgpu_ring_write(ring, PACKET3(PACKET3_WRITE_DATA, cnt));
4400 	amdgpu_ring_write(ring, (WRITE_DATA_ENGINE_SEL(2) |
4401 				 WRITE_DATA_DST_SEL(8) |
4402 				 WR_CONFIRM) |
4403 				 WRITE_DATA_CACHE_POLICY(0));
4404 	amdgpu_ring_write(ring, lower_32_bits(csa_addr + offsetof(struct v9_gfx_meta_data, ce_payload)));
4405 	amdgpu_ring_write(ring, upper_32_bits(csa_addr + offsetof(struct v9_gfx_meta_data, ce_payload)));
4406 	amdgpu_ring_write_multiple(ring, (void *)&ce_payload, sizeof(ce_payload) >> 2);
4407 }
4408 
4409 static void gfx_v9_0_ring_emit_de_meta(struct amdgpu_ring *ring)
4410 {
4411 	struct v9_de_ib_state de_payload = {0};
4412 	uint64_t csa_addr, gds_addr;
4413 	int cnt;
4414 
4415 	csa_addr = amdgpu_csa_vaddr(ring->adev);
4416 	gds_addr = csa_addr + 4096;
4417 	de_payload.gds_backup_addrlo = lower_32_bits(gds_addr);
4418 	de_payload.gds_backup_addrhi = upper_32_bits(gds_addr);
4419 
4420 	cnt = (sizeof(de_payload) >> 2) + 4 - 2;
4421 	amdgpu_ring_write(ring, PACKET3(PACKET3_WRITE_DATA, cnt));
4422 	amdgpu_ring_write(ring, (WRITE_DATA_ENGINE_SEL(1) |
4423 				 WRITE_DATA_DST_SEL(8) |
4424 				 WR_CONFIRM) |
4425 				 WRITE_DATA_CACHE_POLICY(0));
4426 	amdgpu_ring_write(ring, lower_32_bits(csa_addr + offsetof(struct v9_gfx_meta_data, de_payload)));
4427 	amdgpu_ring_write(ring, upper_32_bits(csa_addr + offsetof(struct v9_gfx_meta_data, de_payload)));
4428 	amdgpu_ring_write_multiple(ring, (void *)&de_payload, sizeof(de_payload) >> 2);
4429 }
4430 
4431 static void gfx_v9_0_ring_emit_tmz(struct amdgpu_ring *ring, bool start)
4432 {
4433 	amdgpu_ring_write(ring, PACKET3(PACKET3_FRAME_CONTROL, 0));
4434 	amdgpu_ring_write(ring, FRAME_CMD(start ? 0 : 1)); /* frame_end */
4435 }
4436 
4437 static void gfx_v9_ring_emit_cntxcntl(struct amdgpu_ring *ring, uint32_t flags)
4438 {
4439 	uint32_t dw2 = 0;
4440 
4441 	if (amdgpu_sriov_vf(ring->adev))
4442 		gfx_v9_0_ring_emit_ce_meta(ring);
4443 
4444 	gfx_v9_0_ring_emit_tmz(ring, true);
4445 
4446 	dw2 |= 0x80000000; /* set load_enable otherwise this package is just NOPs */
4447 	if (flags & AMDGPU_HAVE_CTX_SWITCH) {
4448 		/* set load_global_config & load_global_uconfig */
4449 		dw2 |= 0x8001;
4450 		/* set load_cs_sh_regs */
4451 		dw2 |= 0x01000000;
4452 		/* set load_per_context_state & load_gfx_sh_regs for GFX */
4453 		dw2 |= 0x10002;
4454 
4455 		/* set load_ce_ram if preamble presented */
4456 		if (AMDGPU_PREAMBLE_IB_PRESENT & flags)
4457 			dw2 |= 0x10000000;
4458 	} else {
4459 		/* still load_ce_ram if this is the first time preamble presented
4460 		 * although there is no context switch happens.
4461 		 */
4462 		if (AMDGPU_PREAMBLE_IB_PRESENT_FIRST & flags)
4463 			dw2 |= 0x10000000;
4464 	}
4465 
4466 	amdgpu_ring_write(ring, PACKET3(PACKET3_CONTEXT_CONTROL, 1));
4467 	amdgpu_ring_write(ring, dw2);
4468 	amdgpu_ring_write(ring, 0);
4469 }
4470 
4471 static unsigned gfx_v9_0_ring_emit_init_cond_exec(struct amdgpu_ring *ring)
4472 {
4473 	unsigned ret;
4474 	amdgpu_ring_write(ring, PACKET3(PACKET3_COND_EXEC, 3));
4475 	amdgpu_ring_write(ring, lower_32_bits(ring->cond_exe_gpu_addr));
4476 	amdgpu_ring_write(ring, upper_32_bits(ring->cond_exe_gpu_addr));
4477 	amdgpu_ring_write(ring, 0); /* discard following DWs if *cond_exec_gpu_addr==0 */
4478 	ret = ring->wptr & ring->buf_mask;
4479 	amdgpu_ring_write(ring, 0x55aa55aa); /* patch dummy value later */
4480 	return ret;
4481 }
4482 
4483 static void gfx_v9_0_ring_emit_patch_cond_exec(struct amdgpu_ring *ring, unsigned offset)
4484 {
4485 	unsigned cur;
4486 	BUG_ON(offset > ring->buf_mask);
4487 	BUG_ON(ring->ring[offset] != 0x55aa55aa);
4488 
4489 	cur = (ring->wptr & ring->buf_mask) - 1;
4490 	if (likely(cur > offset))
4491 		ring->ring[offset] = cur - offset;
4492 	else
4493 		ring->ring[offset] = (ring->ring_size>>2) - offset + cur;
4494 }
4495 
4496 static void gfx_v9_0_ring_emit_rreg(struct amdgpu_ring *ring, uint32_t reg)
4497 {
4498 	struct amdgpu_device *adev = ring->adev;
4499 
4500 	amdgpu_ring_write(ring, PACKET3(PACKET3_COPY_DATA, 4));
4501 	amdgpu_ring_write(ring, 0 |	/* src: register*/
4502 				(5 << 8) |	/* dst: memory */
4503 				(1 << 20));	/* write confirm */
4504 	amdgpu_ring_write(ring, reg);
4505 	amdgpu_ring_write(ring, 0);
4506 	amdgpu_ring_write(ring, lower_32_bits(adev->wb.gpu_addr +
4507 				adev->virt.reg_val_offs * 4));
4508 	amdgpu_ring_write(ring, upper_32_bits(adev->wb.gpu_addr +
4509 				adev->virt.reg_val_offs * 4));
4510 }
4511 
4512 static void gfx_v9_0_ring_emit_wreg(struct amdgpu_ring *ring, uint32_t reg,
4513 				    uint32_t val)
4514 {
4515 	uint32_t cmd = 0;
4516 
4517 	switch (ring->funcs->type) {
4518 	case AMDGPU_RING_TYPE_GFX:
4519 		cmd = WRITE_DATA_ENGINE_SEL(1) | WR_CONFIRM;
4520 		break;
4521 	case AMDGPU_RING_TYPE_KIQ:
4522 		cmd = (1 << 16); /* no inc addr */
4523 		break;
4524 	default:
4525 		cmd = WR_CONFIRM;
4526 		break;
4527 	}
4528 	amdgpu_ring_write(ring, PACKET3(PACKET3_WRITE_DATA, 3));
4529 	amdgpu_ring_write(ring, cmd);
4530 	amdgpu_ring_write(ring, reg);
4531 	amdgpu_ring_write(ring, 0);
4532 	amdgpu_ring_write(ring, val);
4533 }
4534 
4535 static void gfx_v9_0_ring_emit_reg_wait(struct amdgpu_ring *ring, uint32_t reg,
4536 					uint32_t val, uint32_t mask)
4537 {
4538 	gfx_v9_0_wait_reg_mem(ring, 0, 0, 0, reg, 0, val, mask, 0x20);
4539 }
4540 
4541 static void gfx_v9_0_ring_emit_reg_write_reg_wait(struct amdgpu_ring *ring,
4542 						  uint32_t reg0, uint32_t reg1,
4543 						  uint32_t ref, uint32_t mask)
4544 {
4545 	int usepfp = (ring->funcs->type == AMDGPU_RING_TYPE_GFX);
4546 	struct amdgpu_device *adev = ring->adev;
4547 	bool fw_version_ok = (ring->funcs->type == AMDGPU_RING_TYPE_GFX) ?
4548 		adev->gfx.me_fw_write_wait : adev->gfx.mec_fw_write_wait;
4549 
4550 	if (fw_version_ok)
4551 		gfx_v9_0_wait_reg_mem(ring, usepfp, 0, 1, reg0, reg1,
4552 				      ref, mask, 0x20);
4553 	else
4554 		amdgpu_ring_emit_reg_write_reg_wait_helper(ring, reg0, reg1,
4555 							   ref, mask);
4556 }
4557 
4558 static void gfx_v9_0_ring_soft_recovery(struct amdgpu_ring *ring, unsigned vmid)
4559 {
4560 	struct amdgpu_device *adev = ring->adev;
4561 	uint32_t value = 0;
4562 
4563 	value = REG_SET_FIELD(value, SQ_CMD, CMD, 0x03);
4564 	value = REG_SET_FIELD(value, SQ_CMD, MODE, 0x01);
4565 	value = REG_SET_FIELD(value, SQ_CMD, CHECK_VMID, 1);
4566 	value = REG_SET_FIELD(value, SQ_CMD, VM_ID, vmid);
4567 	WREG32(mmSQ_CMD, value);
4568 }
4569 
4570 static void gfx_v9_0_set_gfx_eop_interrupt_state(struct amdgpu_device *adev,
4571 						 enum amdgpu_interrupt_state state)
4572 {
4573 	switch (state) {
4574 	case AMDGPU_IRQ_STATE_DISABLE:
4575 	case AMDGPU_IRQ_STATE_ENABLE:
4576 		WREG32_FIELD15(GC, 0, CP_INT_CNTL_RING0,
4577 			       TIME_STAMP_INT_ENABLE,
4578 			       state == AMDGPU_IRQ_STATE_ENABLE ? 1 : 0);
4579 		break;
4580 	default:
4581 		break;
4582 	}
4583 }
4584 
4585 static void gfx_v9_0_set_compute_eop_interrupt_state(struct amdgpu_device *adev,
4586 						     int me, int pipe,
4587 						     enum amdgpu_interrupt_state state)
4588 {
4589 	u32 mec_int_cntl, mec_int_cntl_reg;
4590 
4591 	/*
4592 	 * amdgpu controls only the first MEC. That's why this function only
4593 	 * handles the setting of interrupts for this specific MEC. All other
4594 	 * pipes' interrupts are set by amdkfd.
4595 	 */
4596 
4597 	if (me == 1) {
4598 		switch (pipe) {
4599 		case 0:
4600 			mec_int_cntl_reg = SOC15_REG_OFFSET(GC, 0, mmCP_ME1_PIPE0_INT_CNTL);
4601 			break;
4602 		case 1:
4603 			mec_int_cntl_reg = SOC15_REG_OFFSET(GC, 0, mmCP_ME1_PIPE1_INT_CNTL);
4604 			break;
4605 		case 2:
4606 			mec_int_cntl_reg = SOC15_REG_OFFSET(GC, 0, mmCP_ME1_PIPE2_INT_CNTL);
4607 			break;
4608 		case 3:
4609 			mec_int_cntl_reg = SOC15_REG_OFFSET(GC, 0, mmCP_ME1_PIPE3_INT_CNTL);
4610 			break;
4611 		default:
4612 			DRM_DEBUG("invalid pipe %d\n", pipe);
4613 			return;
4614 		}
4615 	} else {
4616 		DRM_DEBUG("invalid me %d\n", me);
4617 		return;
4618 	}
4619 
4620 	switch (state) {
4621 	case AMDGPU_IRQ_STATE_DISABLE:
4622 		mec_int_cntl = RREG32(mec_int_cntl_reg);
4623 		mec_int_cntl = REG_SET_FIELD(mec_int_cntl, CP_ME1_PIPE0_INT_CNTL,
4624 					     TIME_STAMP_INT_ENABLE, 0);
4625 		WREG32(mec_int_cntl_reg, mec_int_cntl);
4626 		break;
4627 	case AMDGPU_IRQ_STATE_ENABLE:
4628 		mec_int_cntl = RREG32(mec_int_cntl_reg);
4629 		mec_int_cntl = REG_SET_FIELD(mec_int_cntl, CP_ME1_PIPE0_INT_CNTL,
4630 					     TIME_STAMP_INT_ENABLE, 1);
4631 		WREG32(mec_int_cntl_reg, mec_int_cntl);
4632 		break;
4633 	default:
4634 		break;
4635 	}
4636 }
4637 
4638 static int gfx_v9_0_set_priv_reg_fault_state(struct amdgpu_device *adev,
4639 					     struct amdgpu_irq_src *source,
4640 					     unsigned type,
4641 					     enum amdgpu_interrupt_state state)
4642 {
4643 	switch (state) {
4644 	case AMDGPU_IRQ_STATE_DISABLE:
4645 	case AMDGPU_IRQ_STATE_ENABLE:
4646 		WREG32_FIELD15(GC, 0, CP_INT_CNTL_RING0,
4647 			       PRIV_REG_INT_ENABLE,
4648 			       state == AMDGPU_IRQ_STATE_ENABLE ? 1 : 0);
4649 		break;
4650 	default:
4651 		break;
4652 	}
4653 
4654 	return 0;
4655 }
4656 
4657 static int gfx_v9_0_set_priv_inst_fault_state(struct amdgpu_device *adev,
4658 					      struct amdgpu_irq_src *source,
4659 					      unsigned type,
4660 					      enum amdgpu_interrupt_state state)
4661 {
4662 	switch (state) {
4663 	case AMDGPU_IRQ_STATE_DISABLE:
4664 	case AMDGPU_IRQ_STATE_ENABLE:
4665 		WREG32_FIELD15(GC, 0, CP_INT_CNTL_RING0,
4666 			       PRIV_INSTR_INT_ENABLE,
4667 			       state == AMDGPU_IRQ_STATE_ENABLE ? 1 : 0);
4668 	default:
4669 		break;
4670 	}
4671 
4672 	return 0;
4673 }
4674 
4675 #define ENABLE_ECC_ON_ME_PIPE(me, pipe)				\
4676 	WREG32_FIELD15(GC, 0, CP_ME##me##_PIPE##pipe##_INT_CNTL,\
4677 			CP_ECC_ERROR_INT_ENABLE, 1)
4678 
4679 #define DISABLE_ECC_ON_ME_PIPE(me, pipe)			\
4680 	WREG32_FIELD15(GC, 0, CP_ME##me##_PIPE##pipe##_INT_CNTL,\
4681 			CP_ECC_ERROR_INT_ENABLE, 0)
4682 
4683 static int gfx_v9_0_set_cp_ecc_error_state(struct amdgpu_device *adev,
4684 					      struct amdgpu_irq_src *source,
4685 					      unsigned type,
4686 					      enum amdgpu_interrupt_state state)
4687 {
4688 	switch (state) {
4689 	case AMDGPU_IRQ_STATE_DISABLE:
4690 		WREG32_FIELD15(GC, 0, CP_INT_CNTL_RING0,
4691 				CP_ECC_ERROR_INT_ENABLE, 0);
4692 		DISABLE_ECC_ON_ME_PIPE(1, 0);
4693 		DISABLE_ECC_ON_ME_PIPE(1, 1);
4694 		DISABLE_ECC_ON_ME_PIPE(1, 2);
4695 		DISABLE_ECC_ON_ME_PIPE(1, 3);
4696 		break;
4697 
4698 	case AMDGPU_IRQ_STATE_ENABLE:
4699 		WREG32_FIELD15(GC, 0, CP_INT_CNTL_RING0,
4700 				CP_ECC_ERROR_INT_ENABLE, 1);
4701 		ENABLE_ECC_ON_ME_PIPE(1, 0);
4702 		ENABLE_ECC_ON_ME_PIPE(1, 1);
4703 		ENABLE_ECC_ON_ME_PIPE(1, 2);
4704 		ENABLE_ECC_ON_ME_PIPE(1, 3);
4705 		break;
4706 	default:
4707 		break;
4708 	}
4709 
4710 	return 0;
4711 }
4712 
4713 
4714 static int gfx_v9_0_set_eop_interrupt_state(struct amdgpu_device *adev,
4715 					    struct amdgpu_irq_src *src,
4716 					    unsigned type,
4717 					    enum amdgpu_interrupt_state state)
4718 {
4719 	switch (type) {
4720 	case AMDGPU_CP_IRQ_GFX_EOP:
4721 		gfx_v9_0_set_gfx_eop_interrupt_state(adev, state);
4722 		break;
4723 	case AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE0_EOP:
4724 		gfx_v9_0_set_compute_eop_interrupt_state(adev, 1, 0, state);
4725 		break;
4726 	case AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE1_EOP:
4727 		gfx_v9_0_set_compute_eop_interrupt_state(adev, 1, 1, state);
4728 		break;
4729 	case AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE2_EOP:
4730 		gfx_v9_0_set_compute_eop_interrupt_state(adev, 1, 2, state);
4731 		break;
4732 	case AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE3_EOP:
4733 		gfx_v9_0_set_compute_eop_interrupt_state(adev, 1, 3, state);
4734 		break;
4735 	case AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE0_EOP:
4736 		gfx_v9_0_set_compute_eop_interrupt_state(adev, 2, 0, state);
4737 		break;
4738 	case AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE1_EOP:
4739 		gfx_v9_0_set_compute_eop_interrupt_state(adev, 2, 1, state);
4740 		break;
4741 	case AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE2_EOP:
4742 		gfx_v9_0_set_compute_eop_interrupt_state(adev, 2, 2, state);
4743 		break;
4744 	case AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE3_EOP:
4745 		gfx_v9_0_set_compute_eop_interrupt_state(adev, 2, 3, state);
4746 		break;
4747 	default:
4748 		break;
4749 	}
4750 	return 0;
4751 }
4752 
4753 static int gfx_v9_0_eop_irq(struct amdgpu_device *adev,
4754 			    struct amdgpu_irq_src *source,
4755 			    struct amdgpu_iv_entry *entry)
4756 {
4757 	int i;
4758 	u8 me_id, pipe_id, queue_id;
4759 	struct amdgpu_ring *ring;
4760 
4761 	DRM_DEBUG("IH: CP EOP\n");
4762 	me_id = (entry->ring_id & 0x0c) >> 2;
4763 	pipe_id = (entry->ring_id & 0x03) >> 0;
4764 	queue_id = (entry->ring_id & 0x70) >> 4;
4765 
4766 	switch (me_id) {
4767 	case 0:
4768 		amdgpu_fence_process(&adev->gfx.gfx_ring[0]);
4769 		break;
4770 	case 1:
4771 	case 2:
4772 		for (i = 0; i < adev->gfx.num_compute_rings; i++) {
4773 			ring = &adev->gfx.compute_ring[i];
4774 			/* Per-queue interrupt is supported for MEC starting from VI.
4775 			  * The interrupt can only be enabled/disabled per pipe instead of per queue.
4776 			  */
4777 			if ((ring->me == me_id) && (ring->pipe == pipe_id) && (ring->queue == queue_id))
4778 				amdgpu_fence_process(ring);
4779 		}
4780 		break;
4781 	}
4782 	return 0;
4783 }
4784 
4785 static void gfx_v9_0_fault(struct amdgpu_device *adev,
4786 			   struct amdgpu_iv_entry *entry)
4787 {
4788 	u8 me_id, pipe_id, queue_id;
4789 	struct amdgpu_ring *ring;
4790 	int i;
4791 
4792 	me_id = (entry->ring_id & 0x0c) >> 2;
4793 	pipe_id = (entry->ring_id & 0x03) >> 0;
4794 	queue_id = (entry->ring_id & 0x70) >> 4;
4795 
4796 	switch (me_id) {
4797 	case 0:
4798 		drm_sched_fault(&adev->gfx.gfx_ring[0].sched);
4799 		break;
4800 	case 1:
4801 	case 2:
4802 		for (i = 0; i < adev->gfx.num_compute_rings; i++) {
4803 			ring = &adev->gfx.compute_ring[i];
4804 			if (ring->me == me_id && ring->pipe == pipe_id &&
4805 			    ring->queue == queue_id)
4806 				drm_sched_fault(&ring->sched);
4807 		}
4808 		break;
4809 	}
4810 }
4811 
4812 static int gfx_v9_0_priv_reg_irq(struct amdgpu_device *adev,
4813 				 struct amdgpu_irq_src *source,
4814 				 struct amdgpu_iv_entry *entry)
4815 {
4816 	DRM_ERROR("Illegal register access in command stream\n");
4817 	gfx_v9_0_fault(adev, entry);
4818 	return 0;
4819 }
4820 
4821 static int gfx_v9_0_priv_inst_irq(struct amdgpu_device *adev,
4822 				  struct amdgpu_irq_src *source,
4823 				  struct amdgpu_iv_entry *entry)
4824 {
4825 	DRM_ERROR("Illegal instruction in command stream\n");
4826 	gfx_v9_0_fault(adev, entry);
4827 	return 0;
4828 }
4829 
4830 static int gfx_v9_0_process_ras_data_cb(struct amdgpu_device *adev,
4831 		struct amdgpu_iv_entry *entry)
4832 {
4833 	/* TODO ue will trigger an interrupt. */
4834 	kgd2kfd_set_sram_ecc_flag(adev->kfd.dev);
4835 	amdgpu_ras_reset_gpu(adev, 0);
4836 	return AMDGPU_RAS_UE;
4837 }
4838 
4839 static int gfx_v9_0_cp_ecc_error_irq(struct amdgpu_device *adev,
4840 				  struct amdgpu_irq_src *source,
4841 				  struct amdgpu_iv_entry *entry)
4842 {
4843 	struct ras_dispatch_if ih_data = {
4844 		.head = *adev->gfx.ras_if,
4845 		.entry = entry,
4846 	};
4847 	DRM_ERROR("CP ECC ERROR IRQ\n");
4848 	amdgpu_ras_interrupt_dispatch(adev, &ih_data);
4849 	return 0;
4850 }
4851 
4852 static const struct amd_ip_funcs gfx_v9_0_ip_funcs = {
4853 	.name = "gfx_v9_0",
4854 	.early_init = gfx_v9_0_early_init,
4855 	.late_init = gfx_v9_0_late_init,
4856 	.sw_init = gfx_v9_0_sw_init,
4857 	.sw_fini = gfx_v9_0_sw_fini,
4858 	.hw_init = gfx_v9_0_hw_init,
4859 	.hw_fini = gfx_v9_0_hw_fini,
4860 	.suspend = gfx_v9_0_suspend,
4861 	.resume = gfx_v9_0_resume,
4862 	.is_idle = gfx_v9_0_is_idle,
4863 	.wait_for_idle = gfx_v9_0_wait_for_idle,
4864 	.soft_reset = gfx_v9_0_soft_reset,
4865 	.set_clockgating_state = gfx_v9_0_set_clockgating_state,
4866 	.set_powergating_state = gfx_v9_0_set_powergating_state,
4867 	.get_clockgating_state = gfx_v9_0_get_clockgating_state,
4868 };
4869 
4870 static const struct amdgpu_ring_funcs gfx_v9_0_ring_funcs_gfx = {
4871 	.type = AMDGPU_RING_TYPE_GFX,
4872 	.align_mask = 0xff,
4873 	.nop = PACKET3(PACKET3_NOP, 0x3FFF),
4874 	.support_64bit_ptrs = true,
4875 	.vmhub = AMDGPU_GFXHUB,
4876 	.get_rptr = gfx_v9_0_ring_get_rptr_gfx,
4877 	.get_wptr = gfx_v9_0_ring_get_wptr_gfx,
4878 	.set_wptr = gfx_v9_0_ring_set_wptr_gfx,
4879 	.emit_frame_size = /* totally 242 maximum if 16 IBs */
4880 		5 +  /* COND_EXEC */
4881 		7 +  /* PIPELINE_SYNC */
4882 		SOC15_FLUSH_GPU_TLB_NUM_WREG * 5 +
4883 		SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 7 +
4884 		2 + /* VM_FLUSH */
4885 		8 +  /* FENCE for VM_FLUSH */
4886 		20 + /* GDS switch */
4887 		4 + /* double SWITCH_BUFFER,
4888 		       the first COND_EXEC jump to the place just
4889 			   prior to this double SWITCH_BUFFER  */
4890 		5 + /* COND_EXEC */
4891 		7 +	 /*	HDP_flush */
4892 		4 +	 /*	VGT_flush */
4893 		14 + /*	CE_META */
4894 		31 + /*	DE_META */
4895 		3 + /* CNTX_CTRL */
4896 		5 + /* HDP_INVL */
4897 		8 + 8 + /* FENCE x2 */
4898 		2, /* SWITCH_BUFFER */
4899 	.emit_ib_size =	4, /* gfx_v9_0_ring_emit_ib_gfx */
4900 	.emit_ib = gfx_v9_0_ring_emit_ib_gfx,
4901 	.emit_fence = gfx_v9_0_ring_emit_fence,
4902 	.emit_pipeline_sync = gfx_v9_0_ring_emit_pipeline_sync,
4903 	.emit_vm_flush = gfx_v9_0_ring_emit_vm_flush,
4904 	.emit_gds_switch = gfx_v9_0_ring_emit_gds_switch,
4905 	.emit_hdp_flush = gfx_v9_0_ring_emit_hdp_flush,
4906 	.test_ring = gfx_v9_0_ring_test_ring,
4907 	.test_ib = gfx_v9_0_ring_test_ib,
4908 	.insert_nop = amdgpu_ring_insert_nop,
4909 	.pad_ib = amdgpu_ring_generic_pad_ib,
4910 	.emit_switch_buffer = gfx_v9_ring_emit_sb,
4911 	.emit_cntxcntl = gfx_v9_ring_emit_cntxcntl,
4912 	.init_cond_exec = gfx_v9_0_ring_emit_init_cond_exec,
4913 	.patch_cond_exec = gfx_v9_0_ring_emit_patch_cond_exec,
4914 	.emit_tmz = gfx_v9_0_ring_emit_tmz,
4915 	.emit_wreg = gfx_v9_0_ring_emit_wreg,
4916 	.emit_reg_wait = gfx_v9_0_ring_emit_reg_wait,
4917 	.emit_reg_write_reg_wait = gfx_v9_0_ring_emit_reg_write_reg_wait,
4918 	.soft_recovery = gfx_v9_0_ring_soft_recovery,
4919 };
4920 
4921 static const struct amdgpu_ring_funcs gfx_v9_0_ring_funcs_compute = {
4922 	.type = AMDGPU_RING_TYPE_COMPUTE,
4923 	.align_mask = 0xff,
4924 	.nop = PACKET3(PACKET3_NOP, 0x3FFF),
4925 	.support_64bit_ptrs = true,
4926 	.vmhub = AMDGPU_GFXHUB,
4927 	.get_rptr = gfx_v9_0_ring_get_rptr_compute,
4928 	.get_wptr = gfx_v9_0_ring_get_wptr_compute,
4929 	.set_wptr = gfx_v9_0_ring_set_wptr_compute,
4930 	.emit_frame_size =
4931 		20 + /* gfx_v9_0_ring_emit_gds_switch */
4932 		7 + /* gfx_v9_0_ring_emit_hdp_flush */
4933 		5 + /* hdp invalidate */
4934 		7 + /* gfx_v9_0_ring_emit_pipeline_sync */
4935 		SOC15_FLUSH_GPU_TLB_NUM_WREG * 5 +
4936 		SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 7 +
4937 		2 + /* gfx_v9_0_ring_emit_vm_flush */
4938 		8 + 8 + 8, /* gfx_v9_0_ring_emit_fence x3 for user fence, vm fence */
4939 	.emit_ib_size =	7, /* gfx_v9_0_ring_emit_ib_compute */
4940 	.emit_ib = gfx_v9_0_ring_emit_ib_compute,
4941 	.emit_fence = gfx_v9_0_ring_emit_fence,
4942 	.emit_pipeline_sync = gfx_v9_0_ring_emit_pipeline_sync,
4943 	.emit_vm_flush = gfx_v9_0_ring_emit_vm_flush,
4944 	.emit_gds_switch = gfx_v9_0_ring_emit_gds_switch,
4945 	.emit_hdp_flush = gfx_v9_0_ring_emit_hdp_flush,
4946 	.test_ring = gfx_v9_0_ring_test_ring,
4947 	.test_ib = gfx_v9_0_ring_test_ib,
4948 	.insert_nop = amdgpu_ring_insert_nop,
4949 	.pad_ib = amdgpu_ring_generic_pad_ib,
4950 	.set_priority = gfx_v9_0_ring_set_priority_compute,
4951 	.emit_wreg = gfx_v9_0_ring_emit_wreg,
4952 	.emit_reg_wait = gfx_v9_0_ring_emit_reg_wait,
4953 	.emit_reg_write_reg_wait = gfx_v9_0_ring_emit_reg_write_reg_wait,
4954 };
4955 
4956 static const struct amdgpu_ring_funcs gfx_v9_0_ring_funcs_kiq = {
4957 	.type = AMDGPU_RING_TYPE_KIQ,
4958 	.align_mask = 0xff,
4959 	.nop = PACKET3(PACKET3_NOP, 0x3FFF),
4960 	.support_64bit_ptrs = true,
4961 	.vmhub = AMDGPU_GFXHUB,
4962 	.get_rptr = gfx_v9_0_ring_get_rptr_compute,
4963 	.get_wptr = gfx_v9_0_ring_get_wptr_compute,
4964 	.set_wptr = gfx_v9_0_ring_set_wptr_compute,
4965 	.emit_frame_size =
4966 		20 + /* gfx_v9_0_ring_emit_gds_switch */
4967 		7 + /* gfx_v9_0_ring_emit_hdp_flush */
4968 		5 + /* hdp invalidate */
4969 		7 + /* gfx_v9_0_ring_emit_pipeline_sync */
4970 		SOC15_FLUSH_GPU_TLB_NUM_WREG * 5 +
4971 		SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 7 +
4972 		2 + /* gfx_v9_0_ring_emit_vm_flush */
4973 		8 + 8 + 8, /* gfx_v9_0_ring_emit_fence_kiq x3 for user fence, vm fence */
4974 	.emit_ib_size =	7, /* gfx_v9_0_ring_emit_ib_compute */
4975 	.emit_fence = gfx_v9_0_ring_emit_fence_kiq,
4976 	.test_ring = gfx_v9_0_ring_test_ring,
4977 	.insert_nop = amdgpu_ring_insert_nop,
4978 	.pad_ib = amdgpu_ring_generic_pad_ib,
4979 	.emit_rreg = gfx_v9_0_ring_emit_rreg,
4980 	.emit_wreg = gfx_v9_0_ring_emit_wreg,
4981 	.emit_reg_wait = gfx_v9_0_ring_emit_reg_wait,
4982 	.emit_reg_write_reg_wait = gfx_v9_0_ring_emit_reg_write_reg_wait,
4983 };
4984 
4985 static void gfx_v9_0_set_ring_funcs(struct amdgpu_device *adev)
4986 {
4987 	int i;
4988 
4989 	adev->gfx.kiq.ring.funcs = &gfx_v9_0_ring_funcs_kiq;
4990 
4991 	for (i = 0; i < adev->gfx.num_gfx_rings; i++)
4992 		adev->gfx.gfx_ring[i].funcs = &gfx_v9_0_ring_funcs_gfx;
4993 
4994 	for (i = 0; i < adev->gfx.num_compute_rings; i++)
4995 		adev->gfx.compute_ring[i].funcs = &gfx_v9_0_ring_funcs_compute;
4996 }
4997 
4998 static const struct amdgpu_irq_src_funcs gfx_v9_0_eop_irq_funcs = {
4999 	.set = gfx_v9_0_set_eop_interrupt_state,
5000 	.process = gfx_v9_0_eop_irq,
5001 };
5002 
5003 static const struct amdgpu_irq_src_funcs gfx_v9_0_priv_reg_irq_funcs = {
5004 	.set = gfx_v9_0_set_priv_reg_fault_state,
5005 	.process = gfx_v9_0_priv_reg_irq,
5006 };
5007 
5008 static const struct amdgpu_irq_src_funcs gfx_v9_0_priv_inst_irq_funcs = {
5009 	.set = gfx_v9_0_set_priv_inst_fault_state,
5010 	.process = gfx_v9_0_priv_inst_irq,
5011 };
5012 
5013 static const struct amdgpu_irq_src_funcs gfx_v9_0_cp_ecc_error_irq_funcs = {
5014 	.set = gfx_v9_0_set_cp_ecc_error_state,
5015 	.process = gfx_v9_0_cp_ecc_error_irq,
5016 };
5017 
5018 
5019 static void gfx_v9_0_set_irq_funcs(struct amdgpu_device *adev)
5020 {
5021 	adev->gfx.eop_irq.num_types = AMDGPU_CP_IRQ_LAST;
5022 	adev->gfx.eop_irq.funcs = &gfx_v9_0_eop_irq_funcs;
5023 
5024 	adev->gfx.priv_reg_irq.num_types = 1;
5025 	adev->gfx.priv_reg_irq.funcs = &gfx_v9_0_priv_reg_irq_funcs;
5026 
5027 	adev->gfx.priv_inst_irq.num_types = 1;
5028 	adev->gfx.priv_inst_irq.funcs = &gfx_v9_0_priv_inst_irq_funcs;
5029 
5030 	adev->gfx.cp_ecc_error_irq.num_types = 2; /*C5 ECC error and C9 FUE error*/
5031 	adev->gfx.cp_ecc_error_irq.funcs = &gfx_v9_0_cp_ecc_error_irq_funcs;
5032 }
5033 
5034 static void gfx_v9_0_set_rlc_funcs(struct amdgpu_device *adev)
5035 {
5036 	switch (adev->asic_type) {
5037 	case CHIP_VEGA10:
5038 	case CHIP_VEGA12:
5039 	case CHIP_VEGA20:
5040 	case CHIP_RAVEN:
5041 		adev->gfx.rlc.funcs = &gfx_v9_0_rlc_funcs;
5042 		break;
5043 	default:
5044 		break;
5045 	}
5046 }
5047 
5048 static void gfx_v9_0_set_gds_init(struct amdgpu_device *adev)
5049 {
5050 	/* init asci gds info */
5051 	switch (adev->asic_type) {
5052 	case CHIP_VEGA10:
5053 	case CHIP_VEGA12:
5054 	case CHIP_VEGA20:
5055 		adev->gds.mem.total_size = 0x10000;
5056 		break;
5057 	case CHIP_RAVEN:
5058 		adev->gds.mem.total_size = 0x1000;
5059 		break;
5060 	default:
5061 		adev->gds.mem.total_size = 0x10000;
5062 		break;
5063 	}
5064 
5065 	switch (adev->asic_type) {
5066 	case CHIP_VEGA10:
5067 	case CHIP_VEGA20:
5068 		adev->gds.gds_compute_max_wave_id = 0x7ff;
5069 		break;
5070 	case CHIP_VEGA12:
5071 		adev->gds.gds_compute_max_wave_id = 0x27f;
5072 		break;
5073 	case CHIP_RAVEN:
5074 		if (adev->rev_id >= 0x8)
5075 			adev->gds.gds_compute_max_wave_id = 0x77; /* raven2 */
5076 		else
5077 			adev->gds.gds_compute_max_wave_id = 0x15f; /* raven1 */
5078 		break;
5079 	default:
5080 		/* this really depends on the chip */
5081 		adev->gds.gds_compute_max_wave_id = 0x7ff;
5082 		break;
5083 	}
5084 
5085 	adev->gds.gws.total_size = 64;
5086 	adev->gds.oa.total_size = 16;
5087 
5088 	if (adev->gds.mem.total_size == 64 * 1024) {
5089 		adev->gds.mem.gfx_partition_size = 4096;
5090 		adev->gds.mem.cs_partition_size = 4096;
5091 
5092 		adev->gds.gws.gfx_partition_size = 4;
5093 		adev->gds.gws.cs_partition_size = 4;
5094 
5095 		adev->gds.oa.gfx_partition_size = 4;
5096 		adev->gds.oa.cs_partition_size = 1;
5097 	} else {
5098 		adev->gds.mem.gfx_partition_size = 1024;
5099 		adev->gds.mem.cs_partition_size = 1024;
5100 
5101 		adev->gds.gws.gfx_partition_size = 16;
5102 		adev->gds.gws.cs_partition_size = 16;
5103 
5104 		adev->gds.oa.gfx_partition_size = 4;
5105 		adev->gds.oa.cs_partition_size = 4;
5106 	}
5107 }
5108 
5109 static void gfx_v9_0_set_user_cu_inactive_bitmap(struct amdgpu_device *adev,
5110 						 u32 bitmap)
5111 {
5112 	u32 data;
5113 
5114 	if (!bitmap)
5115 		return;
5116 
5117 	data = bitmap << GC_USER_SHADER_ARRAY_CONFIG__INACTIVE_CUS__SHIFT;
5118 	data &= GC_USER_SHADER_ARRAY_CONFIG__INACTIVE_CUS_MASK;
5119 
5120 	WREG32_SOC15(GC, 0, mmGC_USER_SHADER_ARRAY_CONFIG, data);
5121 }
5122 
5123 static u32 gfx_v9_0_get_cu_active_bitmap(struct amdgpu_device *adev)
5124 {
5125 	u32 data, mask;
5126 
5127 	data = RREG32_SOC15(GC, 0, mmCC_GC_SHADER_ARRAY_CONFIG);
5128 	data |= RREG32_SOC15(GC, 0, mmGC_USER_SHADER_ARRAY_CONFIG);
5129 
5130 	data &= CC_GC_SHADER_ARRAY_CONFIG__INACTIVE_CUS_MASK;
5131 	data >>= CC_GC_SHADER_ARRAY_CONFIG__INACTIVE_CUS__SHIFT;
5132 
5133 	mask = amdgpu_gfx_create_bitmask(adev->gfx.config.max_cu_per_sh);
5134 
5135 	return (~data) & mask;
5136 }
5137 
5138 static int gfx_v9_0_get_cu_info(struct amdgpu_device *adev,
5139 				 struct amdgpu_cu_info *cu_info)
5140 {
5141 	int i, j, k, counter, active_cu_number = 0;
5142 	u32 mask, bitmap, ao_bitmap, ao_cu_mask = 0;
5143 	unsigned disable_masks[4 * 2];
5144 
5145 	if (!adev || !cu_info)
5146 		return -EINVAL;
5147 
5148 	amdgpu_gfx_parse_disable_cu(disable_masks, 4, 2);
5149 
5150 	mutex_lock(&adev->grbm_idx_mutex);
5151 	for (i = 0; i < adev->gfx.config.max_shader_engines; i++) {
5152 		for (j = 0; j < adev->gfx.config.max_sh_per_se; j++) {
5153 			mask = 1;
5154 			ao_bitmap = 0;
5155 			counter = 0;
5156 			gfx_v9_0_select_se_sh(adev, i, j, 0xffffffff);
5157 			if (i < 4 && j < 2)
5158 				gfx_v9_0_set_user_cu_inactive_bitmap(
5159 					adev, disable_masks[i * 2 + j]);
5160 			bitmap = gfx_v9_0_get_cu_active_bitmap(adev);
5161 			cu_info->bitmap[i][j] = bitmap;
5162 
5163 			for (k = 0; k < adev->gfx.config.max_cu_per_sh; k ++) {
5164 				if (bitmap & mask) {
5165 					if (counter < adev->gfx.config.max_cu_per_sh)
5166 						ao_bitmap |= mask;
5167 					counter ++;
5168 				}
5169 				mask <<= 1;
5170 			}
5171 			active_cu_number += counter;
5172 			if (i < 2 && j < 2)
5173 				ao_cu_mask |= (ao_bitmap << (i * 16 + j * 8));
5174 			cu_info->ao_cu_bitmap[i][j] = ao_bitmap;
5175 		}
5176 	}
5177 	gfx_v9_0_select_se_sh(adev, 0xffffffff, 0xffffffff, 0xffffffff);
5178 	mutex_unlock(&adev->grbm_idx_mutex);
5179 
5180 	cu_info->number = active_cu_number;
5181 	cu_info->ao_cu_mask = ao_cu_mask;
5182 	cu_info->simd_per_cu = NUM_SIMD_PER_CU;
5183 
5184 	return 0;
5185 }
5186 
5187 const struct amdgpu_ip_block_version gfx_v9_0_ip_block =
5188 {
5189 	.type = AMD_IP_BLOCK_TYPE_GFX,
5190 	.major = 9,
5191 	.minor = 0,
5192 	.rev = 0,
5193 	.funcs = &gfx_v9_0_ip_funcs,
5194 };
5195