xref: /openbmc/linux/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c (revision 711aab1d)
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/firmware.h>
24 #include <drm/drmP.h>
25 #include "amdgpu.h"
26 #include "amdgpu_gfx.h"
27 #include "soc15.h"
28 #include "soc15d.h"
29 
30 #include "vega10/soc15ip.h"
31 #include "vega10/GC/gc_9_0_offset.h"
32 #include "vega10/GC/gc_9_0_sh_mask.h"
33 #include "vega10/vega10_enum.h"
34 #include "vega10/HDP/hdp_4_0_offset.h"
35 
36 #include "soc15_common.h"
37 #include "clearstate_gfx9.h"
38 #include "v9_structs.h"
39 
40 #define GFX9_NUM_GFX_RINGS     1
41 #define GFX9_MEC_HPD_SIZE 2048
42 #define RLCG_UCODE_LOADING_START_ADDRESS 0x00002000L
43 #define RLC_SAVE_RESTORE_ADDR_STARTING_OFFSET 0x00000000L
44 #define GFX9_RLC_FORMAT_DIRECT_REG_LIST_LENGTH 34
45 
46 #define mmPWR_MISC_CNTL_STATUS					0x0183
47 #define mmPWR_MISC_CNTL_STATUS_BASE_IDX				0
48 #define PWR_MISC_CNTL_STATUS__PWR_GFX_RLC_CGPG_EN__SHIFT	0x0
49 #define PWR_MISC_CNTL_STATUS__PWR_GFXOFF_STATUS__SHIFT		0x1
50 #define PWR_MISC_CNTL_STATUS__PWR_GFX_RLC_CGPG_EN_MASK		0x00000001L
51 #define PWR_MISC_CNTL_STATUS__PWR_GFXOFF_STATUS_MASK		0x00000006L
52 
53 MODULE_FIRMWARE("amdgpu/vega10_ce.bin");
54 MODULE_FIRMWARE("amdgpu/vega10_pfp.bin");
55 MODULE_FIRMWARE("amdgpu/vega10_me.bin");
56 MODULE_FIRMWARE("amdgpu/vega10_mec.bin");
57 MODULE_FIRMWARE("amdgpu/vega10_mec2.bin");
58 MODULE_FIRMWARE("amdgpu/vega10_rlc.bin");
59 
60 MODULE_FIRMWARE("amdgpu/raven_ce.bin");
61 MODULE_FIRMWARE("amdgpu/raven_pfp.bin");
62 MODULE_FIRMWARE("amdgpu/raven_me.bin");
63 MODULE_FIRMWARE("amdgpu/raven_mec.bin");
64 MODULE_FIRMWARE("amdgpu/raven_mec2.bin");
65 MODULE_FIRMWARE("amdgpu/raven_rlc.bin");
66 
67 static const struct amdgpu_gds_reg_offset amdgpu_gds_reg_offset[] =
68 {
69 	{SOC15_REG_OFFSET(GC, 0, mmGDS_VMID0_BASE), SOC15_REG_OFFSET(GC, 0, mmGDS_VMID0_SIZE),
70 		SOC15_REG_OFFSET(GC, 0, mmGDS_GWS_VMID0), SOC15_REG_OFFSET(GC, 0, mmGDS_OA_VMID0)},
71 	{SOC15_REG_OFFSET(GC, 0, mmGDS_VMID1_BASE), SOC15_REG_OFFSET(GC, 0, mmGDS_VMID1_SIZE),
72 		SOC15_REG_OFFSET(GC, 0, mmGDS_GWS_VMID1), SOC15_REG_OFFSET(GC, 0, mmGDS_OA_VMID1)},
73 	{SOC15_REG_OFFSET(GC, 0, mmGDS_VMID2_BASE), SOC15_REG_OFFSET(GC, 0, mmGDS_VMID2_SIZE),
74 		SOC15_REG_OFFSET(GC, 0, mmGDS_GWS_VMID2), SOC15_REG_OFFSET(GC, 0, mmGDS_OA_VMID2)},
75 	{SOC15_REG_OFFSET(GC, 0, mmGDS_VMID3_BASE), SOC15_REG_OFFSET(GC, 0, mmGDS_VMID3_SIZE),
76 		SOC15_REG_OFFSET(GC, 0, mmGDS_GWS_VMID3), SOC15_REG_OFFSET(GC, 0, mmGDS_OA_VMID3)},
77 	{SOC15_REG_OFFSET(GC, 0, mmGDS_VMID4_BASE), SOC15_REG_OFFSET(GC, 0, mmGDS_VMID4_SIZE),
78 		SOC15_REG_OFFSET(GC, 0, mmGDS_GWS_VMID4), SOC15_REG_OFFSET(GC, 0, mmGDS_OA_VMID4)},
79 	{SOC15_REG_OFFSET(GC, 0, mmGDS_VMID5_BASE), SOC15_REG_OFFSET(GC, 0, mmGDS_VMID5_SIZE),
80 		SOC15_REG_OFFSET(GC, 0, mmGDS_GWS_VMID5), SOC15_REG_OFFSET(GC, 0, mmGDS_OA_VMID5)},
81 	{SOC15_REG_OFFSET(GC, 0, mmGDS_VMID6_BASE), SOC15_REG_OFFSET(GC, 0, mmGDS_VMID6_SIZE),
82 		SOC15_REG_OFFSET(GC, 0, mmGDS_GWS_VMID6), SOC15_REG_OFFSET(GC, 0, mmGDS_OA_VMID6)},
83 	{SOC15_REG_OFFSET(GC, 0, mmGDS_VMID7_BASE), SOC15_REG_OFFSET(GC, 0, mmGDS_VMID7_SIZE),
84 		SOC15_REG_OFFSET(GC, 0, mmGDS_GWS_VMID7), SOC15_REG_OFFSET(GC, 0, mmGDS_OA_VMID7)},
85 	{SOC15_REG_OFFSET(GC, 0, mmGDS_VMID8_BASE), SOC15_REG_OFFSET(GC, 0, mmGDS_VMID8_SIZE),
86 		SOC15_REG_OFFSET(GC, 0, mmGDS_GWS_VMID8), SOC15_REG_OFFSET(GC, 0, mmGDS_OA_VMID8)},
87 	{SOC15_REG_OFFSET(GC, 0, mmGDS_VMID9_BASE), SOC15_REG_OFFSET(GC, 0, mmGDS_VMID9_SIZE),
88 		SOC15_REG_OFFSET(GC, 0, mmGDS_GWS_VMID9), SOC15_REG_OFFSET(GC, 0, mmGDS_OA_VMID9)},
89 	{SOC15_REG_OFFSET(GC, 0, mmGDS_VMID10_BASE), SOC15_REG_OFFSET(GC, 0, mmGDS_VMID10_SIZE),
90 		SOC15_REG_OFFSET(GC, 0, mmGDS_GWS_VMID10), SOC15_REG_OFFSET(GC, 0, mmGDS_OA_VMID10)},
91 	{SOC15_REG_OFFSET(GC, 0, mmGDS_VMID11_BASE), SOC15_REG_OFFSET(GC, 0, mmGDS_VMID11_SIZE),
92 	       	SOC15_REG_OFFSET(GC, 0, mmGDS_GWS_VMID11), SOC15_REG_OFFSET(GC, 0, mmGDS_OA_VMID11)},
93 	{SOC15_REG_OFFSET(GC, 0, mmGDS_VMID12_BASE), SOC15_REG_OFFSET(GC, 0, mmGDS_VMID12_SIZE),
94 		SOC15_REG_OFFSET(GC, 0, mmGDS_GWS_VMID12), SOC15_REG_OFFSET(GC, 0, mmGDS_OA_VMID12)},
95 	{SOC15_REG_OFFSET(GC, 0, mmGDS_VMID13_BASE), SOC15_REG_OFFSET(GC, 0, mmGDS_VMID13_SIZE),
96 		SOC15_REG_OFFSET(GC, 0, mmGDS_GWS_VMID13), SOC15_REG_OFFSET(GC, 0, mmGDS_OA_VMID13)},
97 	{SOC15_REG_OFFSET(GC, 0, mmGDS_VMID14_BASE), SOC15_REG_OFFSET(GC, 0, mmGDS_VMID14_SIZE),
98 		SOC15_REG_OFFSET(GC, 0, mmGDS_GWS_VMID14), SOC15_REG_OFFSET(GC, 0, mmGDS_OA_VMID14)},
99 	{SOC15_REG_OFFSET(GC, 0, mmGDS_VMID15_BASE), SOC15_REG_OFFSET(GC, 0, mmGDS_VMID15_SIZE),
100 		SOC15_REG_OFFSET(GC, 0, mmGDS_GWS_VMID15), SOC15_REG_OFFSET(GC, 0, mmGDS_OA_VMID15)}
101 };
102 
103 static const u32 golden_settings_gc_9_0[] =
104 {
105 	SOC15_REG_OFFSET(GC, 0, mmCPC_UTCL1_CNTL), 0x08000000, 0x08000080,
106 	SOC15_REG_OFFSET(GC, 0, mmCPF_UTCL1_CNTL), 0x08000000, 0x08000080,
107 	SOC15_REG_OFFSET(GC, 0, mmCPG_UTCL1_CNTL), 0x08000000, 0x08000080,
108 	SOC15_REG_OFFSET(GC, 0, mmDB_DEBUG2), 0xf00fffff, 0x00000420,
109 	SOC15_REG_OFFSET(GC, 0, mmGB_GPU_ID), 0x0000000f, 0x00000000,
110 	SOC15_REG_OFFSET(GC, 0, mmIA_UTCL1_CNTL), 0x08000000, 0x08000080,
111 	SOC15_REG_OFFSET(GC, 0, mmPA_SC_BINNER_EVENT_CNTL_3), 0x00000003, 0x82400024,
112 	SOC15_REG_OFFSET(GC, 0, mmPA_SC_ENHANCE), 0x3fffffff, 0x00000001,
113 	SOC15_REG_OFFSET(GC, 0, mmPA_SC_LINE_STIPPLE_STATE), 0x0000ff0f, 0x00000000,
114 	SOC15_REG_OFFSET(GC, 0, mmRLC_GPM_UTCL1_CNTL_0), 0x08000000, 0x08000080,
115 	SOC15_REG_OFFSET(GC, 0, mmRLC_GPM_UTCL1_CNTL_1), 0x08000000, 0x08000080,
116 	SOC15_REG_OFFSET(GC, 0, mmRLC_GPM_UTCL1_CNTL_2), 0x08000000, 0x08000080,
117 	SOC15_REG_OFFSET(GC, 0, mmRLC_PREWALKER_UTCL1_CNTL), 0x08000000, 0x08000080,
118 	SOC15_REG_OFFSET(GC, 0, mmRLC_SPM_UTCL1_CNTL), 0x08000000, 0x08000080,
119 	SOC15_REG_OFFSET(GC, 0, mmSH_MEM_CONFIG), 0x00001000, 0x00001000,
120 	SOC15_REG_OFFSET(GC, 0, mmSPI_CONFIG_CNTL_1), 0x0000000f, 0x01000107,
121 	SOC15_REG_OFFSET(GC, 0, mmSQC_CONFIG), 0x03000000, 0x020a2000,
122 	SOC15_REG_OFFSET(GC, 0, mmTA_CNTL_AUX), 0xfffffeef, 0x010b0000,
123 	SOC15_REG_OFFSET(GC, 0, mmTCP_CHAN_STEER_HI), 0xffffffff, 0x4a2c0e68,
124 	SOC15_REG_OFFSET(GC, 0, mmTCP_CHAN_STEER_LO), 0xffffffff, 0xb5d3f197,
125 	SOC15_REG_OFFSET(GC, 0, mmVGT_CACHE_INVALIDATION), 0x3fff3af3, 0x19200000,
126 	SOC15_REG_OFFSET(GC, 0, mmVGT_GS_MAX_WAVE_ID), 0x00000fff, 0x000003ff,
127 	SOC15_REG_OFFSET(GC, 0, mmWD_UTCL1_CNTL), 0x08000000, 0x08000080
128 };
129 
130 static const u32 golden_settings_gc_9_0_vg10[] =
131 {
132 	SOC15_REG_OFFSET(GC, 0, mmCB_HW_CONTROL), 0x0000f000, 0x00012107,
133 	SOC15_REG_OFFSET(GC, 0, mmCB_HW_CONTROL_3), 0x30000000, 0x10000000,
134 	SOC15_REG_OFFSET(GC, 0, mmGB_ADDR_CONFIG), 0xffff77ff, 0x2a114042,
135 	SOC15_REG_OFFSET(GC, 0, mmGB_ADDR_CONFIG_READ), 0xffff77ff, 0x2a114042,
136 	SOC15_REG_OFFSET(GC, 0, mmPA_SC_ENHANCE_1), 0x00008000, 0x00048000,
137 	SOC15_REG_OFFSET(GC, 0, mmRMI_UTCL1_CNTL2), 0x00030000, 0x00020000,
138 	SOC15_REG_OFFSET(GC, 0, mmTD_CNTL), 0x00001800, 0x00000800
139 };
140 
141 static const u32 golden_settings_gc_9_1[] =
142 {
143 	SOC15_REG_OFFSET(GC, 0, mmCB_HW_CONTROL), 0xfffdf3cf, 0x00014104,
144 	SOC15_REG_OFFSET(GC, 0, mmCPC_UTCL1_CNTL), 0x08000000, 0x08000080,
145 	SOC15_REG_OFFSET(GC, 0, mmCPF_UTCL1_CNTL), 0x08000000, 0x08000080,
146 	SOC15_REG_OFFSET(GC, 0, mmCPG_UTCL1_CNTL), 0x08000000, 0x08000080,
147 	SOC15_REG_OFFSET(GC, 0, mmDB_DEBUG2), 0xf00fffff, 0x00000420,
148 	SOC15_REG_OFFSET(GC, 0, mmGB_GPU_ID), 0x0000000f, 0x00000000,
149 	SOC15_REG_OFFSET(GC, 0, mmIA_UTCL1_CNTL), 0x08000000, 0x08000080,
150 	SOC15_REG_OFFSET(GC, 0, mmPA_SC_BINNER_EVENT_CNTL_3), 0x00000003, 0x82400024,
151 	SOC15_REG_OFFSET(GC, 0, mmPA_SC_ENHANCE), 0x3fffffff, 0x00000001,
152 	SOC15_REG_OFFSET(GC, 0, mmPA_SC_LINE_STIPPLE_STATE), 0x0000ff0f, 0x00000000,
153 	SOC15_REG_OFFSET(GC, 0, mmRLC_GPM_UTCL1_CNTL_0), 0x08000000, 0x08000080,
154 	SOC15_REG_OFFSET(GC, 0, mmRLC_GPM_UTCL1_CNTL_1), 0x08000000, 0x08000080,
155 	SOC15_REG_OFFSET(GC, 0, mmRLC_GPM_UTCL1_CNTL_2), 0x08000000, 0x08000080,
156 	SOC15_REG_OFFSET(GC, 0, mmRLC_PREWALKER_UTCL1_CNTL), 0x08000000, 0x08000080,
157 	SOC15_REG_OFFSET(GC, 0, mmRLC_SPM_UTCL1_CNTL), 0x08000000, 0x08000080,
158 	SOC15_REG_OFFSET(GC, 0, mmTA_CNTL_AUX), 0xfffffeef, 0x010b0000,
159 	SOC15_REG_OFFSET(GC, 0, mmTCP_CHAN_STEER_HI), 0xffffffff, 0x00000000,
160 	SOC15_REG_OFFSET(GC, 0, mmTCP_CHAN_STEER_LO), 0xffffffff, 0x00003120,
161 	SOC15_REG_OFFSET(GC, 0, mmVGT_CACHE_INVALIDATION), 0x3fff3af3, 0x19200000,
162 	SOC15_REG_OFFSET(GC, 0, mmVGT_GS_MAX_WAVE_ID), 0x00000fff, 0x000000ff,
163 	SOC15_REG_OFFSET(GC, 0, mmWD_UTCL1_CNTL), 0x08000000, 0x08000080
164 };
165 
166 static const u32 golden_settings_gc_9_1_rv1[] =
167 {
168 	SOC15_REG_OFFSET(GC, 0, mmCB_HW_CONTROL_3), 0x30000000, 0x10000000,
169 	SOC15_REG_OFFSET(GC, 0, mmGB_ADDR_CONFIG), 0xffff77ff, 0x24000042,
170 	SOC15_REG_OFFSET(GC, 0, mmGB_ADDR_CONFIG_READ), 0xffff77ff, 0x24000042,
171 	SOC15_REG_OFFSET(GC, 0, mmPA_SC_ENHANCE_1), 0xffffffff, 0x04048000,
172 	SOC15_REG_OFFSET(GC, 0, mmPA_SC_MODE_CNTL_1), 0x06000000, 0x06000000,
173 	SOC15_REG_OFFSET(GC, 0, mmRMI_UTCL1_CNTL2), 0x00030000, 0x00020000,
174 	SOC15_REG_OFFSET(GC, 0, mmTD_CNTL), 0x01bd9f33, 0x00000800
175 };
176 
177 #define VEGA10_GB_ADDR_CONFIG_GOLDEN 0x2a114042
178 #define RAVEN_GB_ADDR_CONFIG_GOLDEN 0x24000042
179 
180 static void gfx_v9_0_set_ring_funcs(struct amdgpu_device *adev);
181 static void gfx_v9_0_set_irq_funcs(struct amdgpu_device *adev);
182 static void gfx_v9_0_set_gds_init(struct amdgpu_device *adev);
183 static void gfx_v9_0_set_rlc_funcs(struct amdgpu_device *adev);
184 static int gfx_v9_0_get_cu_info(struct amdgpu_device *adev,
185                                  struct amdgpu_cu_info *cu_info);
186 static uint64_t gfx_v9_0_get_gpu_clock_counter(struct amdgpu_device *adev);
187 static void gfx_v9_0_select_se_sh(struct amdgpu_device *adev, u32 se_num, u32 sh_num, u32 instance);
188 static void gfx_v9_0_ring_emit_de_meta(struct amdgpu_ring *ring);
189 
190 static void gfx_v9_0_init_golden_registers(struct amdgpu_device *adev)
191 {
192 	switch (adev->asic_type) {
193 	case CHIP_VEGA10:
194 		amdgpu_program_register_sequence(adev,
195 						 golden_settings_gc_9_0,
196 						 (const u32)ARRAY_SIZE(golden_settings_gc_9_0));
197 		amdgpu_program_register_sequence(adev,
198 						 golden_settings_gc_9_0_vg10,
199 						 (const u32)ARRAY_SIZE(golden_settings_gc_9_0_vg10));
200 		break;
201 	case CHIP_RAVEN:
202 		amdgpu_program_register_sequence(adev,
203 						 golden_settings_gc_9_1,
204 						 (const u32)ARRAY_SIZE(golden_settings_gc_9_1));
205 		amdgpu_program_register_sequence(adev,
206 						 golden_settings_gc_9_1_rv1,
207 						 (const u32)ARRAY_SIZE(golden_settings_gc_9_1_rv1));
208 		break;
209 	default:
210 		break;
211 	}
212 }
213 
214 static void gfx_v9_0_scratch_init(struct amdgpu_device *adev)
215 {
216 	adev->gfx.scratch.num_reg = 8;
217 	adev->gfx.scratch.reg_base = SOC15_REG_OFFSET(GC, 0, mmSCRATCH_REG0);
218 	adev->gfx.scratch.free_mask = (1u << adev->gfx.scratch.num_reg) - 1;
219 }
220 
221 static void gfx_v9_0_write_data_to_reg(struct amdgpu_ring *ring, int eng_sel,
222 				       bool wc, uint32_t reg, uint32_t val)
223 {
224 	amdgpu_ring_write(ring, PACKET3(PACKET3_WRITE_DATA, 3));
225 	amdgpu_ring_write(ring, WRITE_DATA_ENGINE_SEL(eng_sel) |
226 				WRITE_DATA_DST_SEL(0) |
227 				(wc ? WR_CONFIRM : 0));
228 	amdgpu_ring_write(ring, reg);
229 	amdgpu_ring_write(ring, 0);
230 	amdgpu_ring_write(ring, val);
231 }
232 
233 static void gfx_v9_0_wait_reg_mem(struct amdgpu_ring *ring, int eng_sel,
234 				  int mem_space, int opt, uint32_t addr0,
235 				  uint32_t addr1, uint32_t ref, uint32_t mask,
236 				  uint32_t inv)
237 {
238 	amdgpu_ring_write(ring, PACKET3(PACKET3_WAIT_REG_MEM, 5));
239 	amdgpu_ring_write(ring,
240 				 /* memory (1) or register (0) */
241 				 (WAIT_REG_MEM_MEM_SPACE(mem_space) |
242 				 WAIT_REG_MEM_OPERATION(opt) | /* wait */
243 				 WAIT_REG_MEM_FUNCTION(3) |  /* equal */
244 				 WAIT_REG_MEM_ENGINE(eng_sel)));
245 
246 	if (mem_space)
247 		BUG_ON(addr0 & 0x3); /* Dword align */
248 	amdgpu_ring_write(ring, addr0);
249 	amdgpu_ring_write(ring, addr1);
250 	amdgpu_ring_write(ring, ref);
251 	amdgpu_ring_write(ring, mask);
252 	amdgpu_ring_write(ring, inv); /* poll interval */
253 }
254 
255 static int gfx_v9_0_ring_test_ring(struct amdgpu_ring *ring)
256 {
257 	struct amdgpu_device *adev = ring->adev;
258 	uint32_t scratch;
259 	uint32_t tmp = 0;
260 	unsigned i;
261 	int r;
262 
263 	r = amdgpu_gfx_scratch_get(adev, &scratch);
264 	if (r) {
265 		DRM_ERROR("amdgpu: cp failed to get scratch reg (%d).\n", r);
266 		return r;
267 	}
268 	WREG32(scratch, 0xCAFEDEAD);
269 	r = amdgpu_ring_alloc(ring, 3);
270 	if (r) {
271 		DRM_ERROR("amdgpu: cp failed to lock ring %d (%d).\n",
272 			  ring->idx, r);
273 		amdgpu_gfx_scratch_free(adev, scratch);
274 		return r;
275 	}
276 	amdgpu_ring_write(ring, PACKET3(PACKET3_SET_UCONFIG_REG, 1));
277 	amdgpu_ring_write(ring, (scratch - PACKET3_SET_UCONFIG_REG_START));
278 	amdgpu_ring_write(ring, 0xDEADBEEF);
279 	amdgpu_ring_commit(ring);
280 
281 	for (i = 0; i < adev->usec_timeout; i++) {
282 		tmp = RREG32(scratch);
283 		if (tmp == 0xDEADBEEF)
284 			break;
285 		DRM_UDELAY(1);
286 	}
287 	if (i < adev->usec_timeout) {
288 		DRM_INFO("ring test on %d succeeded in %d usecs\n",
289 			 ring->idx, i);
290 	} else {
291 		DRM_ERROR("amdgpu: ring %d test failed (scratch(0x%04X)=0x%08X)\n",
292 			  ring->idx, scratch, tmp);
293 		r = -EINVAL;
294 	}
295 	amdgpu_gfx_scratch_free(adev, scratch);
296 	return r;
297 }
298 
299 static int gfx_v9_0_ring_test_ib(struct amdgpu_ring *ring, long timeout)
300 {
301         struct amdgpu_device *adev = ring->adev;
302         struct amdgpu_ib ib;
303         struct dma_fence *f = NULL;
304         uint32_t scratch;
305         uint32_t tmp = 0;
306         long r;
307 
308         r = amdgpu_gfx_scratch_get(adev, &scratch);
309         if (r) {
310                 DRM_ERROR("amdgpu: failed to get scratch reg (%ld).\n", r);
311                 return r;
312         }
313         WREG32(scratch, 0xCAFEDEAD);
314         memset(&ib, 0, sizeof(ib));
315         r = amdgpu_ib_get(adev, NULL, 256, &ib);
316         if (r) {
317                 DRM_ERROR("amdgpu: failed to get ib (%ld).\n", r);
318                 goto err1;
319         }
320         ib.ptr[0] = PACKET3(PACKET3_SET_UCONFIG_REG, 1);
321         ib.ptr[1] = ((scratch - PACKET3_SET_UCONFIG_REG_START));
322         ib.ptr[2] = 0xDEADBEEF;
323         ib.length_dw = 3;
324 
325         r = amdgpu_ib_schedule(ring, 1, &ib, NULL, &f);
326         if (r)
327                 goto err2;
328 
329         r = dma_fence_wait_timeout(f, false, timeout);
330         if (r == 0) {
331                 DRM_ERROR("amdgpu: IB test timed out.\n");
332                 r = -ETIMEDOUT;
333                 goto err2;
334         } else if (r < 0) {
335                 DRM_ERROR("amdgpu: fence wait failed (%ld).\n", r);
336                 goto err2;
337         }
338         tmp = RREG32(scratch);
339         if (tmp == 0xDEADBEEF) {
340                 DRM_INFO("ib test on ring %d succeeded\n", ring->idx);
341                 r = 0;
342         } else {
343                 DRM_ERROR("amdgpu: ib test failed (scratch(0x%04X)=0x%08X)\n",
344                           scratch, tmp);
345                 r = -EINVAL;
346         }
347 err2:
348         amdgpu_ib_free(adev, &ib, NULL);
349         dma_fence_put(f);
350 err1:
351         amdgpu_gfx_scratch_free(adev, scratch);
352         return r;
353 }
354 
355 static int gfx_v9_0_init_microcode(struct amdgpu_device *adev)
356 {
357 	const char *chip_name;
358 	char fw_name[30];
359 	int err;
360 	struct amdgpu_firmware_info *info = NULL;
361 	const struct common_firmware_header *header = NULL;
362 	const struct gfx_firmware_header_v1_0 *cp_hdr;
363 	const struct rlc_firmware_header_v2_0 *rlc_hdr;
364 	unsigned int *tmp = NULL;
365 	unsigned int i = 0;
366 
367 	DRM_DEBUG("\n");
368 
369 	switch (adev->asic_type) {
370 	case CHIP_VEGA10:
371 		chip_name = "vega10";
372 		break;
373 	case CHIP_RAVEN:
374 		chip_name = "raven";
375 		break;
376 	default:
377 		BUG();
378 	}
379 
380 	snprintf(fw_name, sizeof(fw_name), "amdgpu/%s_pfp.bin", chip_name);
381 	err = request_firmware(&adev->gfx.pfp_fw, fw_name, adev->dev);
382 	if (err)
383 		goto out;
384 	err = amdgpu_ucode_validate(adev->gfx.pfp_fw);
385 	if (err)
386 		goto out;
387 	cp_hdr = (const struct gfx_firmware_header_v1_0 *)adev->gfx.pfp_fw->data;
388 	adev->gfx.pfp_fw_version = le32_to_cpu(cp_hdr->header.ucode_version);
389 	adev->gfx.pfp_feature_version = le32_to_cpu(cp_hdr->ucode_feature_version);
390 
391 	snprintf(fw_name, sizeof(fw_name), "amdgpu/%s_me.bin", chip_name);
392 	err = request_firmware(&adev->gfx.me_fw, fw_name, adev->dev);
393 	if (err)
394 		goto out;
395 	err = amdgpu_ucode_validate(adev->gfx.me_fw);
396 	if (err)
397 		goto out;
398 	cp_hdr = (const struct gfx_firmware_header_v1_0 *)adev->gfx.me_fw->data;
399 	adev->gfx.me_fw_version = le32_to_cpu(cp_hdr->header.ucode_version);
400 	adev->gfx.me_feature_version = le32_to_cpu(cp_hdr->ucode_feature_version);
401 
402 	snprintf(fw_name, sizeof(fw_name), "amdgpu/%s_ce.bin", chip_name);
403 	err = request_firmware(&adev->gfx.ce_fw, fw_name, adev->dev);
404 	if (err)
405 		goto out;
406 	err = amdgpu_ucode_validate(adev->gfx.ce_fw);
407 	if (err)
408 		goto out;
409 	cp_hdr = (const struct gfx_firmware_header_v1_0 *)adev->gfx.ce_fw->data;
410 	adev->gfx.ce_fw_version = le32_to_cpu(cp_hdr->header.ucode_version);
411 	adev->gfx.ce_feature_version = le32_to_cpu(cp_hdr->ucode_feature_version);
412 
413 	snprintf(fw_name, sizeof(fw_name), "amdgpu/%s_rlc.bin", chip_name);
414 	err = request_firmware(&adev->gfx.rlc_fw, fw_name, adev->dev);
415 	if (err)
416 		goto out;
417 	err = amdgpu_ucode_validate(adev->gfx.rlc_fw);
418 	rlc_hdr = (const struct rlc_firmware_header_v2_0 *)adev->gfx.rlc_fw->data;
419 	adev->gfx.rlc_fw_version = le32_to_cpu(rlc_hdr->header.ucode_version);
420 	adev->gfx.rlc_feature_version = le32_to_cpu(rlc_hdr->ucode_feature_version);
421 	adev->gfx.rlc.save_and_restore_offset =
422 			le32_to_cpu(rlc_hdr->save_and_restore_offset);
423 	adev->gfx.rlc.clear_state_descriptor_offset =
424 			le32_to_cpu(rlc_hdr->clear_state_descriptor_offset);
425 	adev->gfx.rlc.avail_scratch_ram_locations =
426 			le32_to_cpu(rlc_hdr->avail_scratch_ram_locations);
427 	adev->gfx.rlc.reg_restore_list_size =
428 			le32_to_cpu(rlc_hdr->reg_restore_list_size);
429 	adev->gfx.rlc.reg_list_format_start =
430 			le32_to_cpu(rlc_hdr->reg_list_format_start);
431 	adev->gfx.rlc.reg_list_format_separate_start =
432 			le32_to_cpu(rlc_hdr->reg_list_format_separate_start);
433 	adev->gfx.rlc.starting_offsets_start =
434 			le32_to_cpu(rlc_hdr->starting_offsets_start);
435 	adev->gfx.rlc.reg_list_format_size_bytes =
436 			le32_to_cpu(rlc_hdr->reg_list_format_size_bytes);
437 	adev->gfx.rlc.reg_list_size_bytes =
438 			le32_to_cpu(rlc_hdr->reg_list_size_bytes);
439 	adev->gfx.rlc.register_list_format =
440 			kmalloc(adev->gfx.rlc.reg_list_format_size_bytes +
441 				adev->gfx.rlc.reg_list_size_bytes, GFP_KERNEL);
442 	if (!adev->gfx.rlc.register_list_format) {
443 		err = -ENOMEM;
444 		goto out;
445 	}
446 
447 	tmp = (unsigned int *)((uintptr_t)rlc_hdr +
448 			le32_to_cpu(rlc_hdr->reg_list_format_array_offset_bytes));
449 	for (i = 0 ; i < (rlc_hdr->reg_list_format_size_bytes >> 2); i++)
450 		adev->gfx.rlc.register_list_format[i] =	le32_to_cpu(tmp[i]);
451 
452 	adev->gfx.rlc.register_restore = adev->gfx.rlc.register_list_format + i;
453 
454 	tmp = (unsigned int *)((uintptr_t)rlc_hdr +
455 			le32_to_cpu(rlc_hdr->reg_list_array_offset_bytes));
456 	for (i = 0 ; i < (rlc_hdr->reg_list_size_bytes >> 2); i++)
457 		adev->gfx.rlc.register_restore[i] = le32_to_cpu(tmp[i]);
458 
459 	snprintf(fw_name, sizeof(fw_name), "amdgpu/%s_mec.bin", chip_name);
460 	err = request_firmware(&adev->gfx.mec_fw, fw_name, adev->dev);
461 	if (err)
462 		goto out;
463 	err = amdgpu_ucode_validate(adev->gfx.mec_fw);
464 	if (err)
465 		goto out;
466 	cp_hdr = (const struct gfx_firmware_header_v1_0 *)adev->gfx.mec_fw->data;
467 	adev->gfx.mec_fw_version = le32_to_cpu(cp_hdr->header.ucode_version);
468 	adev->gfx.mec_feature_version = le32_to_cpu(cp_hdr->ucode_feature_version);
469 
470 
471 	snprintf(fw_name, sizeof(fw_name), "amdgpu/%s_mec2.bin", chip_name);
472 	err = request_firmware(&adev->gfx.mec2_fw, fw_name, adev->dev);
473 	if (!err) {
474 		err = amdgpu_ucode_validate(adev->gfx.mec2_fw);
475 		if (err)
476 			goto out;
477 		cp_hdr = (const struct gfx_firmware_header_v1_0 *)
478 		adev->gfx.mec2_fw->data;
479 		adev->gfx.mec2_fw_version =
480 		le32_to_cpu(cp_hdr->header.ucode_version);
481 		adev->gfx.mec2_feature_version =
482 		le32_to_cpu(cp_hdr->ucode_feature_version);
483 	} else {
484 		err = 0;
485 		adev->gfx.mec2_fw = NULL;
486 	}
487 
488 	if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
489 		info = &adev->firmware.ucode[AMDGPU_UCODE_ID_CP_PFP];
490 		info->ucode_id = AMDGPU_UCODE_ID_CP_PFP;
491 		info->fw = adev->gfx.pfp_fw;
492 		header = (const struct common_firmware_header *)info->fw->data;
493 		adev->firmware.fw_size +=
494 			ALIGN(le32_to_cpu(header->ucode_size_bytes), PAGE_SIZE);
495 
496 		info = &adev->firmware.ucode[AMDGPU_UCODE_ID_CP_ME];
497 		info->ucode_id = AMDGPU_UCODE_ID_CP_ME;
498 		info->fw = adev->gfx.me_fw;
499 		header = (const struct common_firmware_header *)info->fw->data;
500 		adev->firmware.fw_size +=
501 			ALIGN(le32_to_cpu(header->ucode_size_bytes), PAGE_SIZE);
502 
503 		info = &adev->firmware.ucode[AMDGPU_UCODE_ID_CP_CE];
504 		info->ucode_id = AMDGPU_UCODE_ID_CP_CE;
505 		info->fw = adev->gfx.ce_fw;
506 		header = (const struct common_firmware_header *)info->fw->data;
507 		adev->firmware.fw_size +=
508 			ALIGN(le32_to_cpu(header->ucode_size_bytes), PAGE_SIZE);
509 
510 		info = &adev->firmware.ucode[AMDGPU_UCODE_ID_RLC_G];
511 		info->ucode_id = AMDGPU_UCODE_ID_RLC_G;
512 		info->fw = adev->gfx.rlc_fw;
513 		header = (const struct common_firmware_header *)info->fw->data;
514 		adev->firmware.fw_size +=
515 			ALIGN(le32_to_cpu(header->ucode_size_bytes), PAGE_SIZE);
516 
517 		info = &adev->firmware.ucode[AMDGPU_UCODE_ID_CP_MEC1];
518 		info->ucode_id = AMDGPU_UCODE_ID_CP_MEC1;
519 		info->fw = adev->gfx.mec_fw;
520 		header = (const struct common_firmware_header *)info->fw->data;
521 		cp_hdr = (const struct gfx_firmware_header_v1_0 *)info->fw->data;
522 		adev->firmware.fw_size +=
523 			ALIGN(le32_to_cpu(header->ucode_size_bytes) - le32_to_cpu(cp_hdr->jt_size) * 4, PAGE_SIZE);
524 
525 		info = &adev->firmware.ucode[AMDGPU_UCODE_ID_CP_MEC1_JT];
526 		info->ucode_id = AMDGPU_UCODE_ID_CP_MEC1_JT;
527 		info->fw = adev->gfx.mec_fw;
528 		adev->firmware.fw_size +=
529 			ALIGN(le32_to_cpu(cp_hdr->jt_size) * 4, PAGE_SIZE);
530 
531 		if (adev->gfx.mec2_fw) {
532 			info = &adev->firmware.ucode[AMDGPU_UCODE_ID_CP_MEC2];
533 			info->ucode_id = AMDGPU_UCODE_ID_CP_MEC2;
534 			info->fw = adev->gfx.mec2_fw;
535 			header = (const struct common_firmware_header *)info->fw->data;
536 			cp_hdr = (const struct gfx_firmware_header_v1_0 *)info->fw->data;
537 			adev->firmware.fw_size +=
538 				ALIGN(le32_to_cpu(header->ucode_size_bytes) - le32_to_cpu(cp_hdr->jt_size) * 4, PAGE_SIZE);
539 			info = &adev->firmware.ucode[AMDGPU_UCODE_ID_CP_MEC2_JT];
540 			info->ucode_id = AMDGPU_UCODE_ID_CP_MEC2_JT;
541 			info->fw = adev->gfx.mec2_fw;
542 			adev->firmware.fw_size +=
543 				ALIGN(le32_to_cpu(cp_hdr->jt_size) * 4, PAGE_SIZE);
544 		}
545 
546 	}
547 
548 out:
549 	if (err) {
550 		dev_err(adev->dev,
551 			"gfx9: Failed to load firmware \"%s\"\n",
552 			fw_name);
553 		release_firmware(adev->gfx.pfp_fw);
554 		adev->gfx.pfp_fw = NULL;
555 		release_firmware(adev->gfx.me_fw);
556 		adev->gfx.me_fw = NULL;
557 		release_firmware(adev->gfx.ce_fw);
558 		adev->gfx.ce_fw = NULL;
559 		release_firmware(adev->gfx.rlc_fw);
560 		adev->gfx.rlc_fw = NULL;
561 		release_firmware(adev->gfx.mec_fw);
562 		adev->gfx.mec_fw = NULL;
563 		release_firmware(adev->gfx.mec2_fw);
564 		adev->gfx.mec2_fw = NULL;
565 	}
566 	return err;
567 }
568 
569 static u32 gfx_v9_0_get_csb_size(struct amdgpu_device *adev)
570 {
571 	u32 count = 0;
572 	const struct cs_section_def *sect = NULL;
573 	const struct cs_extent_def *ext = NULL;
574 
575 	/* begin clear state */
576 	count += 2;
577 	/* context control state */
578 	count += 3;
579 
580 	for (sect = gfx9_cs_data; sect->section != NULL; ++sect) {
581 		for (ext = sect->section; ext->extent != NULL; ++ext) {
582 			if (sect->id == SECT_CONTEXT)
583 				count += 2 + ext->reg_count;
584 			else
585 				return 0;
586 		}
587 	}
588 
589 	/* end clear state */
590 	count += 2;
591 	/* clear state */
592 	count += 2;
593 
594 	return count;
595 }
596 
597 static void gfx_v9_0_get_csb_buffer(struct amdgpu_device *adev,
598 				    volatile u32 *buffer)
599 {
600 	u32 count = 0, i;
601 	const struct cs_section_def *sect = NULL;
602 	const struct cs_extent_def *ext = NULL;
603 
604 	if (adev->gfx.rlc.cs_data == NULL)
605 		return;
606 	if (buffer == NULL)
607 		return;
608 
609 	buffer[count++] = cpu_to_le32(PACKET3(PACKET3_PREAMBLE_CNTL, 0));
610 	buffer[count++] = cpu_to_le32(PACKET3_PREAMBLE_BEGIN_CLEAR_STATE);
611 
612 	buffer[count++] = cpu_to_le32(PACKET3(PACKET3_CONTEXT_CONTROL, 1));
613 	buffer[count++] = cpu_to_le32(0x80000000);
614 	buffer[count++] = cpu_to_le32(0x80000000);
615 
616 	for (sect = adev->gfx.rlc.cs_data; sect->section != NULL; ++sect) {
617 		for (ext = sect->section; ext->extent != NULL; ++ext) {
618 			if (sect->id == SECT_CONTEXT) {
619 				buffer[count++] =
620 					cpu_to_le32(PACKET3(PACKET3_SET_CONTEXT_REG, ext->reg_count));
621 				buffer[count++] = cpu_to_le32(ext->reg_index -
622 						PACKET3_SET_CONTEXT_REG_START);
623 				for (i = 0; i < ext->reg_count; i++)
624 					buffer[count++] = cpu_to_le32(ext->extent[i]);
625 			} else {
626 				return;
627 			}
628 		}
629 	}
630 
631 	buffer[count++] = cpu_to_le32(PACKET3(PACKET3_PREAMBLE_CNTL, 0));
632 	buffer[count++] = cpu_to_le32(PACKET3_PREAMBLE_END_CLEAR_STATE);
633 
634 	buffer[count++] = cpu_to_le32(PACKET3(PACKET3_CLEAR_STATE, 0));
635 	buffer[count++] = cpu_to_le32(0);
636 }
637 
638 static void gfx_v9_0_init_lbpw(struct amdgpu_device *adev)
639 {
640 	uint32_t data;
641 
642 	/* set mmRLC_LB_THR_CONFIG_1/2/3/4 */
643 	WREG32_SOC15(GC, 0, mmRLC_LB_THR_CONFIG_1, 0x0000007F);
644 	WREG32_SOC15(GC, 0, mmRLC_LB_THR_CONFIG_2, 0x0333A5A7);
645 	WREG32_SOC15(GC, 0, mmRLC_LB_THR_CONFIG_3, 0x00000077);
646 	WREG32_SOC15(GC, 0, mmRLC_LB_THR_CONFIG_4, (0x30 | 0x40 << 8 | 0x02FA << 16));
647 
648 	/* set mmRLC_LB_CNTR_INIT = 0x0000_0000 */
649 	WREG32_SOC15(GC, 0, mmRLC_LB_CNTR_INIT, 0x00000000);
650 
651 	/* set mmRLC_LB_CNTR_MAX = 0x0000_0500 */
652 	WREG32_SOC15(GC, 0, mmRLC_LB_CNTR_MAX, 0x00000500);
653 
654 	mutex_lock(&adev->grbm_idx_mutex);
655 	/* set mmRLC_LB_INIT_CU_MASK thru broadcast mode to enable all SE/SH*/
656 	gfx_v9_0_select_se_sh(adev, 0xffffffff, 0xffffffff, 0xffffffff);
657 	WREG32_SOC15(GC, 0, mmRLC_LB_INIT_CU_MASK, 0xffffffff);
658 
659 	/* set mmRLC_LB_PARAMS = 0x003F_1006 */
660 	data = REG_SET_FIELD(0, RLC_LB_PARAMS, FIFO_SAMPLES, 0x0003);
661 	data |= REG_SET_FIELD(data, RLC_LB_PARAMS, PG_IDLE_SAMPLES, 0x0010);
662 	data |= REG_SET_FIELD(data, RLC_LB_PARAMS, PG_IDLE_SAMPLE_INTERVAL, 0x033F);
663 	WREG32_SOC15(GC, 0, mmRLC_LB_PARAMS, data);
664 
665 	/* set mmRLC_GPM_GENERAL_7[31-16] = 0x00C0 */
666 	data = RREG32_SOC15(GC, 0, mmRLC_GPM_GENERAL_7);
667 	data &= 0x0000FFFF;
668 	data |= 0x00C00000;
669 	WREG32_SOC15(GC, 0, mmRLC_GPM_GENERAL_7, data);
670 
671 	/* set RLC_LB_ALWAYS_ACTIVE_CU_MASK = 0xFFF */
672 	WREG32_SOC15(GC, 0, mmRLC_LB_ALWAYS_ACTIVE_CU_MASK, 0xFFF);
673 
674 	/* set RLC_LB_CNTL = 0x8000_0095, 31 bit is reserved,
675 	 * but used for RLC_LB_CNTL configuration */
676 	data = RLC_LB_CNTL__LB_CNT_SPIM_ACTIVE_MASK;
677 	data |= REG_SET_FIELD(data, RLC_LB_CNTL, CU_MASK_USED_OFF_HYST, 0x09);
678 	data |= REG_SET_FIELD(data, RLC_LB_CNTL, RESERVED, 0x80000);
679 	WREG32_SOC15(GC, 0, mmRLC_LB_CNTL, data);
680 	mutex_unlock(&adev->grbm_idx_mutex);
681 }
682 
683 static void gfx_v9_0_enable_lbpw(struct amdgpu_device *adev, bool enable)
684 {
685 	WREG32_FIELD15(GC, 0, RLC_LB_CNTL, LOAD_BALANCE_ENABLE, enable ? 1 : 0);
686 }
687 
688 static void rv_init_cp_jump_table(struct amdgpu_device *adev)
689 {
690 	const __le32 *fw_data;
691 	volatile u32 *dst_ptr;
692 	int me, i, max_me = 5;
693 	u32 bo_offset = 0;
694 	u32 table_offset, table_size;
695 
696 	/* write the cp table buffer */
697 	dst_ptr = adev->gfx.rlc.cp_table_ptr;
698 	for (me = 0; me < max_me; me++) {
699 		if (me == 0) {
700 			const struct gfx_firmware_header_v1_0 *hdr =
701 				(const struct gfx_firmware_header_v1_0 *)adev->gfx.ce_fw->data;
702 			fw_data = (const __le32 *)
703 				(adev->gfx.ce_fw->data +
704 				 le32_to_cpu(hdr->header.ucode_array_offset_bytes));
705 			table_offset = le32_to_cpu(hdr->jt_offset);
706 			table_size = le32_to_cpu(hdr->jt_size);
707 		} else if (me == 1) {
708 			const struct gfx_firmware_header_v1_0 *hdr =
709 				(const struct gfx_firmware_header_v1_0 *)adev->gfx.pfp_fw->data;
710 			fw_data = (const __le32 *)
711 				(adev->gfx.pfp_fw->data +
712 				 le32_to_cpu(hdr->header.ucode_array_offset_bytes));
713 			table_offset = le32_to_cpu(hdr->jt_offset);
714 			table_size = le32_to_cpu(hdr->jt_size);
715 		} else if (me == 2) {
716 			const struct gfx_firmware_header_v1_0 *hdr =
717 				(const struct gfx_firmware_header_v1_0 *)adev->gfx.me_fw->data;
718 			fw_data = (const __le32 *)
719 				(adev->gfx.me_fw->data +
720 				 le32_to_cpu(hdr->header.ucode_array_offset_bytes));
721 			table_offset = le32_to_cpu(hdr->jt_offset);
722 			table_size = le32_to_cpu(hdr->jt_size);
723 		} else if (me == 3) {
724 			const struct gfx_firmware_header_v1_0 *hdr =
725 				(const struct gfx_firmware_header_v1_0 *)adev->gfx.mec_fw->data;
726 			fw_data = (const __le32 *)
727 				(adev->gfx.mec_fw->data +
728 				 le32_to_cpu(hdr->header.ucode_array_offset_bytes));
729 			table_offset = le32_to_cpu(hdr->jt_offset);
730 			table_size = le32_to_cpu(hdr->jt_size);
731 		} else  if (me == 4) {
732 			const struct gfx_firmware_header_v1_0 *hdr =
733 				(const struct gfx_firmware_header_v1_0 *)adev->gfx.mec2_fw->data;
734 			fw_data = (const __le32 *)
735 				(adev->gfx.mec2_fw->data +
736 				 le32_to_cpu(hdr->header.ucode_array_offset_bytes));
737 			table_offset = le32_to_cpu(hdr->jt_offset);
738 			table_size = le32_to_cpu(hdr->jt_size);
739 		}
740 
741 		for (i = 0; i < table_size; i ++) {
742 			dst_ptr[bo_offset + i] =
743 				cpu_to_le32(le32_to_cpu(fw_data[table_offset + i]));
744 		}
745 
746 		bo_offset += table_size;
747 	}
748 }
749 
750 static void gfx_v9_0_rlc_fini(struct amdgpu_device *adev)
751 {
752 	/* clear state block */
753 	amdgpu_bo_free_kernel(&adev->gfx.rlc.clear_state_obj,
754 			&adev->gfx.rlc.clear_state_gpu_addr,
755 			(void **)&adev->gfx.rlc.cs_ptr);
756 
757 	/* jump table block */
758 	amdgpu_bo_free_kernel(&adev->gfx.rlc.cp_table_obj,
759 			&adev->gfx.rlc.cp_table_gpu_addr,
760 			(void **)&adev->gfx.rlc.cp_table_ptr);
761 }
762 
763 static int gfx_v9_0_rlc_init(struct amdgpu_device *adev)
764 {
765 	volatile u32 *dst_ptr;
766 	u32 dws;
767 	const struct cs_section_def *cs_data;
768 	int r;
769 
770 	adev->gfx.rlc.cs_data = gfx9_cs_data;
771 
772 	cs_data = adev->gfx.rlc.cs_data;
773 
774 	if (cs_data) {
775 		/* clear state block */
776 		adev->gfx.rlc.clear_state_size = dws = gfx_v9_0_get_csb_size(adev);
777 		r = amdgpu_bo_create_reserved(adev, dws * 4, PAGE_SIZE,
778 					      AMDGPU_GEM_DOMAIN_VRAM,
779 					      &adev->gfx.rlc.clear_state_obj,
780 					      &adev->gfx.rlc.clear_state_gpu_addr,
781 					      (void **)&adev->gfx.rlc.cs_ptr);
782 		if (r) {
783 			dev_err(adev->dev, "(%d) failed to create rlc csb bo\n",
784 				r);
785 			gfx_v9_0_rlc_fini(adev);
786 			return r;
787 		}
788 		/* set up the cs buffer */
789 		dst_ptr = adev->gfx.rlc.cs_ptr;
790 		gfx_v9_0_get_csb_buffer(adev, dst_ptr);
791 		amdgpu_bo_kunmap(adev->gfx.rlc.clear_state_obj);
792 		amdgpu_bo_unreserve(adev->gfx.rlc.clear_state_obj);
793 	}
794 
795 	if (adev->asic_type == CHIP_RAVEN) {
796 		/* TODO: double check the cp_table_size for RV */
797 		adev->gfx.rlc.cp_table_size = ALIGN(96 * 5 * 4, 2048) + (64 * 1024); /* JT + GDS */
798 		r = amdgpu_bo_create_reserved(adev, adev->gfx.rlc.cp_table_size,
799 					      PAGE_SIZE, AMDGPU_GEM_DOMAIN_VRAM,
800 					      &adev->gfx.rlc.cp_table_obj,
801 					      &adev->gfx.rlc.cp_table_gpu_addr,
802 					      (void **)&adev->gfx.rlc.cp_table_ptr);
803 		if (r) {
804 			dev_err(adev->dev,
805 				"(%d) failed to create cp table bo\n", r);
806 			gfx_v9_0_rlc_fini(adev);
807 			return r;
808 		}
809 
810 		rv_init_cp_jump_table(adev);
811 		amdgpu_bo_kunmap(adev->gfx.rlc.cp_table_obj);
812 		amdgpu_bo_unreserve(adev->gfx.rlc.cp_table_obj);
813 
814 		gfx_v9_0_init_lbpw(adev);
815 	}
816 
817 	return 0;
818 }
819 
820 static void gfx_v9_0_mec_fini(struct amdgpu_device *adev)
821 {
822 	amdgpu_bo_free_kernel(&adev->gfx.mec.hpd_eop_obj, NULL, NULL);
823 	amdgpu_bo_free_kernel(&adev->gfx.mec.mec_fw_obj, NULL, NULL);
824 }
825 
826 static int gfx_v9_0_mec_init(struct amdgpu_device *adev)
827 {
828 	int r;
829 	u32 *hpd;
830 	const __le32 *fw_data;
831 	unsigned fw_size;
832 	u32 *fw;
833 	size_t mec_hpd_size;
834 
835 	const struct gfx_firmware_header_v1_0 *mec_hdr;
836 
837 	bitmap_zero(adev->gfx.mec.queue_bitmap, AMDGPU_MAX_COMPUTE_QUEUES);
838 
839 	/* take ownership of the relevant compute queues */
840 	amdgpu_gfx_compute_queue_acquire(adev);
841 	mec_hpd_size = adev->gfx.num_compute_rings * GFX9_MEC_HPD_SIZE;
842 
843 	r = amdgpu_bo_create_reserved(adev, mec_hpd_size, PAGE_SIZE,
844 				      AMDGPU_GEM_DOMAIN_GTT,
845 				      &adev->gfx.mec.hpd_eop_obj,
846 				      &adev->gfx.mec.hpd_eop_gpu_addr,
847 				      (void **)&hpd);
848 	if (r) {
849 		dev_warn(adev->dev, "(%d) create HDP EOP bo failed\n", r);
850 		gfx_v9_0_mec_fini(adev);
851 		return r;
852 	}
853 
854 	memset(hpd, 0, adev->gfx.mec.hpd_eop_obj->tbo.mem.size);
855 
856 	amdgpu_bo_kunmap(adev->gfx.mec.hpd_eop_obj);
857 	amdgpu_bo_unreserve(adev->gfx.mec.hpd_eop_obj);
858 
859 	mec_hdr = (const struct gfx_firmware_header_v1_0 *)adev->gfx.mec_fw->data;
860 
861 	fw_data = (const __le32 *)
862 		(adev->gfx.mec_fw->data +
863 		 le32_to_cpu(mec_hdr->header.ucode_array_offset_bytes));
864 	fw_size = le32_to_cpu(mec_hdr->header.ucode_size_bytes) / 4;
865 
866 	r = amdgpu_bo_create_reserved(adev, mec_hdr->header.ucode_size_bytes,
867 				      PAGE_SIZE, AMDGPU_GEM_DOMAIN_GTT,
868 				      &adev->gfx.mec.mec_fw_obj,
869 				      &adev->gfx.mec.mec_fw_gpu_addr,
870 				      (void **)&fw);
871 	if (r) {
872 		dev_warn(adev->dev, "(%d) create mec firmware bo failed\n", r);
873 		gfx_v9_0_mec_fini(adev);
874 		return r;
875 	}
876 
877 	memcpy(fw, fw_data, fw_size);
878 
879 	amdgpu_bo_kunmap(adev->gfx.mec.mec_fw_obj);
880 	amdgpu_bo_unreserve(adev->gfx.mec.mec_fw_obj);
881 
882 	return 0;
883 }
884 
885 static uint32_t wave_read_ind(struct amdgpu_device *adev, uint32_t simd, uint32_t wave, uint32_t address)
886 {
887 	WREG32_SOC15(GC, 0, mmSQ_IND_INDEX,
888 		(wave << SQ_IND_INDEX__WAVE_ID__SHIFT) |
889 		(simd << SQ_IND_INDEX__SIMD_ID__SHIFT) |
890 		(address << SQ_IND_INDEX__INDEX__SHIFT) |
891 		(SQ_IND_INDEX__FORCE_READ_MASK));
892 	return RREG32_SOC15(GC, 0, mmSQ_IND_DATA);
893 }
894 
895 static void wave_read_regs(struct amdgpu_device *adev, uint32_t simd,
896 			   uint32_t wave, uint32_t thread,
897 			   uint32_t regno, uint32_t num, uint32_t *out)
898 {
899 	WREG32_SOC15(GC, 0, mmSQ_IND_INDEX,
900 		(wave << SQ_IND_INDEX__WAVE_ID__SHIFT) |
901 		(simd << SQ_IND_INDEX__SIMD_ID__SHIFT) |
902 		(regno << SQ_IND_INDEX__INDEX__SHIFT) |
903 		(thread << SQ_IND_INDEX__THREAD_ID__SHIFT) |
904 		(SQ_IND_INDEX__FORCE_READ_MASK) |
905 		(SQ_IND_INDEX__AUTO_INCR_MASK));
906 	while (num--)
907 		*(out++) = RREG32_SOC15(GC, 0, mmSQ_IND_DATA);
908 }
909 
910 static void gfx_v9_0_read_wave_data(struct amdgpu_device *adev, uint32_t simd, uint32_t wave, uint32_t *dst, int *no_fields)
911 {
912 	/* type 1 wave data */
913 	dst[(*no_fields)++] = 1;
914 	dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_STATUS);
915 	dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_PC_LO);
916 	dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_PC_HI);
917 	dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_EXEC_LO);
918 	dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_EXEC_HI);
919 	dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_HW_ID);
920 	dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_INST_DW0);
921 	dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_INST_DW1);
922 	dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_GPR_ALLOC);
923 	dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_LDS_ALLOC);
924 	dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_TRAPSTS);
925 	dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_IB_STS);
926 	dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_IB_DBG0);
927 	dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_M0);
928 }
929 
930 static void gfx_v9_0_read_wave_sgprs(struct amdgpu_device *adev, uint32_t simd,
931 				     uint32_t wave, uint32_t start,
932 				     uint32_t size, uint32_t *dst)
933 {
934 	wave_read_regs(
935 		adev, simd, wave, 0,
936 		start + SQIND_WAVE_SGPRS_OFFSET, size, dst);
937 }
938 
939 
940 static const struct amdgpu_gfx_funcs gfx_v9_0_gfx_funcs = {
941 	.get_gpu_clock_counter = &gfx_v9_0_get_gpu_clock_counter,
942 	.select_se_sh = &gfx_v9_0_select_se_sh,
943 	.read_wave_data = &gfx_v9_0_read_wave_data,
944 	.read_wave_sgprs = &gfx_v9_0_read_wave_sgprs,
945 };
946 
947 static void gfx_v9_0_gpu_early_init(struct amdgpu_device *adev)
948 {
949 	u32 gb_addr_config;
950 
951 	adev->gfx.funcs = &gfx_v9_0_gfx_funcs;
952 
953 	switch (adev->asic_type) {
954 	case CHIP_VEGA10:
955 		adev->gfx.config.max_hw_contexts = 8;
956 		adev->gfx.config.sc_prim_fifo_size_frontend = 0x20;
957 		adev->gfx.config.sc_prim_fifo_size_backend = 0x100;
958 		adev->gfx.config.sc_hiz_tile_fifo_size = 0x30;
959 		adev->gfx.config.sc_earlyz_tile_fifo_size = 0x4C0;
960 		gb_addr_config = VEGA10_GB_ADDR_CONFIG_GOLDEN;
961 		break;
962 	case CHIP_RAVEN:
963 		adev->gfx.config.max_hw_contexts = 8;
964 		adev->gfx.config.sc_prim_fifo_size_frontend = 0x20;
965 		adev->gfx.config.sc_prim_fifo_size_backend = 0x100;
966 		adev->gfx.config.sc_hiz_tile_fifo_size = 0x30;
967 		adev->gfx.config.sc_earlyz_tile_fifo_size = 0x4C0;
968 		gb_addr_config = RAVEN_GB_ADDR_CONFIG_GOLDEN;
969 		break;
970 	default:
971 		BUG();
972 		break;
973 	}
974 
975 	adev->gfx.config.gb_addr_config = gb_addr_config;
976 
977 	adev->gfx.config.gb_addr_config_fields.num_pipes = 1 <<
978 			REG_GET_FIELD(
979 					adev->gfx.config.gb_addr_config,
980 					GB_ADDR_CONFIG,
981 					NUM_PIPES);
982 
983 	adev->gfx.config.max_tile_pipes =
984 		adev->gfx.config.gb_addr_config_fields.num_pipes;
985 
986 	adev->gfx.config.gb_addr_config_fields.num_banks = 1 <<
987 			REG_GET_FIELD(
988 					adev->gfx.config.gb_addr_config,
989 					GB_ADDR_CONFIG,
990 					NUM_BANKS);
991 	adev->gfx.config.gb_addr_config_fields.max_compress_frags = 1 <<
992 			REG_GET_FIELD(
993 					adev->gfx.config.gb_addr_config,
994 					GB_ADDR_CONFIG,
995 					MAX_COMPRESSED_FRAGS);
996 	adev->gfx.config.gb_addr_config_fields.num_rb_per_se = 1 <<
997 			REG_GET_FIELD(
998 					adev->gfx.config.gb_addr_config,
999 					GB_ADDR_CONFIG,
1000 					NUM_RB_PER_SE);
1001 	adev->gfx.config.gb_addr_config_fields.num_se = 1 <<
1002 			REG_GET_FIELD(
1003 					adev->gfx.config.gb_addr_config,
1004 					GB_ADDR_CONFIG,
1005 					NUM_SHADER_ENGINES);
1006 	adev->gfx.config.gb_addr_config_fields.pipe_interleave_size = 1 << (8 +
1007 			REG_GET_FIELD(
1008 					adev->gfx.config.gb_addr_config,
1009 					GB_ADDR_CONFIG,
1010 					PIPE_INTERLEAVE_SIZE));
1011 }
1012 
1013 static int gfx_v9_0_ngg_create_buf(struct amdgpu_device *adev,
1014 				   struct amdgpu_ngg_buf *ngg_buf,
1015 				   int size_se,
1016 				   int default_size_se)
1017 {
1018 	int r;
1019 
1020 	if (size_se < 0) {
1021 		dev_err(adev->dev, "Buffer size is invalid: %d\n", size_se);
1022 		return -EINVAL;
1023 	}
1024 	size_se = size_se ? size_se : default_size_se;
1025 
1026 	ngg_buf->size = size_se * adev->gfx.config.max_shader_engines;
1027 	r = amdgpu_bo_create_kernel(adev, ngg_buf->size,
1028 				    PAGE_SIZE, AMDGPU_GEM_DOMAIN_VRAM,
1029 				    &ngg_buf->bo,
1030 				    &ngg_buf->gpu_addr,
1031 				    NULL);
1032 	if (r) {
1033 		dev_err(adev->dev, "(%d) failed to create NGG buffer\n", r);
1034 		return r;
1035 	}
1036 	ngg_buf->bo_size = amdgpu_bo_size(ngg_buf->bo);
1037 
1038 	return r;
1039 }
1040 
1041 static int gfx_v9_0_ngg_fini(struct amdgpu_device *adev)
1042 {
1043 	int i;
1044 
1045 	for (i = 0; i < NGG_BUF_MAX; i++)
1046 		amdgpu_bo_free_kernel(&adev->gfx.ngg.buf[i].bo,
1047 				      &adev->gfx.ngg.buf[i].gpu_addr,
1048 				      NULL);
1049 
1050 	memset(&adev->gfx.ngg.buf[0], 0,
1051 			sizeof(struct amdgpu_ngg_buf) * NGG_BUF_MAX);
1052 
1053 	adev->gfx.ngg.init = false;
1054 
1055 	return 0;
1056 }
1057 
1058 static int gfx_v9_0_ngg_init(struct amdgpu_device *adev)
1059 {
1060 	int r;
1061 
1062 	if (!amdgpu_ngg || adev->gfx.ngg.init == true)
1063 		return 0;
1064 
1065 	/* GDS reserve memory: 64 bytes alignment */
1066 	adev->gfx.ngg.gds_reserve_size = ALIGN(5 * 4, 0x40);
1067 	adev->gds.mem.total_size -= adev->gfx.ngg.gds_reserve_size;
1068 	adev->gds.mem.gfx_partition_size -= adev->gfx.ngg.gds_reserve_size;
1069 	adev->gfx.ngg.gds_reserve_addr = amdgpu_gds_reg_offset[0].mem_base;
1070 	adev->gfx.ngg.gds_reserve_addr += adev->gds.mem.gfx_partition_size;
1071 
1072 	/* Primitive Buffer */
1073 	r = gfx_v9_0_ngg_create_buf(adev, &adev->gfx.ngg.buf[NGG_PRIM],
1074 				    amdgpu_prim_buf_per_se,
1075 				    64 * 1024);
1076 	if (r) {
1077 		dev_err(adev->dev, "Failed to create Primitive Buffer\n");
1078 		goto err;
1079 	}
1080 
1081 	/* Position Buffer */
1082 	r = gfx_v9_0_ngg_create_buf(adev, &adev->gfx.ngg.buf[NGG_POS],
1083 				    amdgpu_pos_buf_per_se,
1084 				    256 * 1024);
1085 	if (r) {
1086 		dev_err(adev->dev, "Failed to create Position Buffer\n");
1087 		goto err;
1088 	}
1089 
1090 	/* Control Sideband */
1091 	r = gfx_v9_0_ngg_create_buf(adev, &adev->gfx.ngg.buf[NGG_CNTL],
1092 				    amdgpu_cntl_sb_buf_per_se,
1093 				    256);
1094 	if (r) {
1095 		dev_err(adev->dev, "Failed to create Control Sideband Buffer\n");
1096 		goto err;
1097 	}
1098 
1099 	/* Parameter Cache, not created by default */
1100 	if (amdgpu_param_buf_per_se <= 0)
1101 		goto out;
1102 
1103 	r = gfx_v9_0_ngg_create_buf(adev, &adev->gfx.ngg.buf[NGG_PARAM],
1104 				    amdgpu_param_buf_per_se,
1105 				    512 * 1024);
1106 	if (r) {
1107 		dev_err(adev->dev, "Failed to create Parameter Cache\n");
1108 		goto err;
1109 	}
1110 
1111 out:
1112 	adev->gfx.ngg.init = true;
1113 	return 0;
1114 err:
1115 	gfx_v9_0_ngg_fini(adev);
1116 	return r;
1117 }
1118 
1119 static int gfx_v9_0_ngg_en(struct amdgpu_device *adev)
1120 {
1121 	struct amdgpu_ring *ring = &adev->gfx.gfx_ring[0];
1122 	int r;
1123 	u32 data;
1124 	u32 size;
1125 	u32 base;
1126 
1127 	if (!amdgpu_ngg)
1128 		return 0;
1129 
1130 	/* Program buffer size */
1131 	data = 0;
1132 	size = adev->gfx.ngg.buf[NGG_PRIM].size / 256;
1133 	data = REG_SET_FIELD(data, WD_BUF_RESOURCE_1, INDEX_BUF_SIZE, size);
1134 
1135 	size = adev->gfx.ngg.buf[NGG_POS].size / 256;
1136 	data = REG_SET_FIELD(data, WD_BUF_RESOURCE_1, POS_BUF_SIZE, size);
1137 
1138 	WREG32_SOC15(GC, 0, mmWD_BUF_RESOURCE_1, data);
1139 
1140 	data = 0;
1141 	size = adev->gfx.ngg.buf[NGG_CNTL].size / 256;
1142 	data = REG_SET_FIELD(data, WD_BUF_RESOURCE_2, CNTL_SB_BUF_SIZE, size);
1143 
1144 	size = adev->gfx.ngg.buf[NGG_PARAM].size / 1024;
1145 	data = REG_SET_FIELD(data, WD_BUF_RESOURCE_2, PARAM_BUF_SIZE, size);
1146 
1147 	WREG32_SOC15(GC, 0, mmWD_BUF_RESOURCE_2, data);
1148 
1149 	/* Program buffer base address */
1150 	base = lower_32_bits(adev->gfx.ngg.buf[NGG_PRIM].gpu_addr);
1151 	data = REG_SET_FIELD(0, WD_INDEX_BUF_BASE, BASE, base);
1152 	WREG32_SOC15(GC, 0, mmWD_INDEX_BUF_BASE, data);
1153 
1154 	base = upper_32_bits(adev->gfx.ngg.buf[NGG_PRIM].gpu_addr);
1155 	data = REG_SET_FIELD(0, WD_INDEX_BUF_BASE_HI, BASE_HI, base);
1156 	WREG32_SOC15(GC, 0, mmWD_INDEX_BUF_BASE_HI, data);
1157 
1158 	base = lower_32_bits(adev->gfx.ngg.buf[NGG_POS].gpu_addr);
1159 	data = REG_SET_FIELD(0, WD_POS_BUF_BASE, BASE, base);
1160 	WREG32_SOC15(GC, 0, mmWD_POS_BUF_BASE, data);
1161 
1162 	base = upper_32_bits(adev->gfx.ngg.buf[NGG_POS].gpu_addr);
1163 	data = REG_SET_FIELD(0, WD_POS_BUF_BASE_HI, BASE_HI, base);
1164 	WREG32_SOC15(GC, 0, mmWD_POS_BUF_BASE_HI, data);
1165 
1166 	base = lower_32_bits(adev->gfx.ngg.buf[NGG_CNTL].gpu_addr);
1167 	data = REG_SET_FIELD(0, WD_CNTL_SB_BUF_BASE, BASE, base);
1168 	WREG32_SOC15(GC, 0, mmWD_CNTL_SB_BUF_BASE, data);
1169 
1170 	base = upper_32_bits(adev->gfx.ngg.buf[NGG_CNTL].gpu_addr);
1171 	data = REG_SET_FIELD(0, WD_CNTL_SB_BUF_BASE_HI, BASE_HI, base);
1172 	WREG32_SOC15(GC, 0, mmWD_CNTL_SB_BUF_BASE_HI, data);
1173 
1174 	/* Clear GDS reserved memory */
1175 	r = amdgpu_ring_alloc(ring, 17);
1176 	if (r) {
1177 		DRM_ERROR("amdgpu: NGG failed to lock ring %d (%d).\n",
1178 			  ring->idx, r);
1179 		return r;
1180 	}
1181 
1182 	gfx_v9_0_write_data_to_reg(ring, 0, false,
1183 				   amdgpu_gds_reg_offset[0].mem_size,
1184 			           (adev->gds.mem.total_size +
1185 				    adev->gfx.ngg.gds_reserve_size) >>
1186 				   AMDGPU_GDS_SHIFT);
1187 
1188 	amdgpu_ring_write(ring, PACKET3(PACKET3_DMA_DATA, 5));
1189 	amdgpu_ring_write(ring, (PACKET3_DMA_DATA_CP_SYNC |
1190 				PACKET3_DMA_DATA_SRC_SEL(2)));
1191 	amdgpu_ring_write(ring, 0);
1192 	amdgpu_ring_write(ring, 0);
1193 	amdgpu_ring_write(ring, adev->gfx.ngg.gds_reserve_addr);
1194 	amdgpu_ring_write(ring, 0);
1195 	amdgpu_ring_write(ring, adev->gfx.ngg.gds_reserve_size);
1196 
1197 
1198 	gfx_v9_0_write_data_to_reg(ring, 0, false,
1199 				   amdgpu_gds_reg_offset[0].mem_size, 0);
1200 
1201 	amdgpu_ring_commit(ring);
1202 
1203 	return 0;
1204 }
1205 
1206 static int gfx_v9_0_compute_ring_init(struct amdgpu_device *adev, int ring_id,
1207 				      int mec, int pipe, int queue)
1208 {
1209 	int r;
1210 	unsigned irq_type;
1211 	struct amdgpu_ring *ring = &adev->gfx.compute_ring[ring_id];
1212 
1213 	ring = &adev->gfx.compute_ring[ring_id];
1214 
1215 	/* mec0 is me1 */
1216 	ring->me = mec + 1;
1217 	ring->pipe = pipe;
1218 	ring->queue = queue;
1219 
1220 	ring->ring_obj = NULL;
1221 	ring->use_doorbell = true;
1222 	ring->doorbell_index = (AMDGPU_DOORBELL_MEC_RING0 + ring_id) << 1;
1223 	ring->eop_gpu_addr = adev->gfx.mec.hpd_eop_gpu_addr
1224 				+ (ring_id * GFX9_MEC_HPD_SIZE);
1225 	sprintf(ring->name, "comp_%d.%d.%d", ring->me, ring->pipe, ring->queue);
1226 
1227 	irq_type = AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE0_EOP
1228 		+ ((ring->me - 1) * adev->gfx.mec.num_pipe_per_mec)
1229 		+ ring->pipe;
1230 
1231 	/* type-2 packets are deprecated on MEC, use type-3 instead */
1232 	r = amdgpu_ring_init(adev, ring, 1024,
1233 			     &adev->gfx.eop_irq, irq_type);
1234 	if (r)
1235 		return r;
1236 
1237 
1238 	return 0;
1239 }
1240 
1241 static int gfx_v9_0_sw_init(void *handle)
1242 {
1243 	int i, j, k, r, ring_id;
1244 	struct amdgpu_ring *ring;
1245 	struct amdgpu_kiq *kiq;
1246 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1247 
1248 	switch (adev->asic_type) {
1249 	case CHIP_VEGA10:
1250 	case CHIP_RAVEN:
1251 		adev->gfx.mec.num_mec = 2;
1252 		break;
1253 	default:
1254 		adev->gfx.mec.num_mec = 1;
1255 		break;
1256 	}
1257 
1258 	adev->gfx.mec.num_pipe_per_mec = 4;
1259 	adev->gfx.mec.num_queue_per_pipe = 8;
1260 
1261 	/* KIQ event */
1262 	r = amdgpu_irq_add_id(adev, AMDGPU_IH_CLIENTID_GRBM_CP, 178, &adev->gfx.kiq.irq);
1263 	if (r)
1264 		return r;
1265 
1266 	/* EOP Event */
1267 	r = amdgpu_irq_add_id(adev, AMDGPU_IH_CLIENTID_GRBM_CP, 181, &adev->gfx.eop_irq);
1268 	if (r)
1269 		return r;
1270 
1271 	/* Privileged reg */
1272 	r = amdgpu_irq_add_id(adev, AMDGPU_IH_CLIENTID_GRBM_CP, 184,
1273 			      &adev->gfx.priv_reg_irq);
1274 	if (r)
1275 		return r;
1276 
1277 	/* Privileged inst */
1278 	r = amdgpu_irq_add_id(adev, AMDGPU_IH_CLIENTID_GRBM_CP, 185,
1279 			      &adev->gfx.priv_inst_irq);
1280 	if (r)
1281 		return r;
1282 
1283 	adev->gfx.gfx_current_status = AMDGPU_GFX_NORMAL_MODE;
1284 
1285 	gfx_v9_0_scratch_init(adev);
1286 
1287 	r = gfx_v9_0_init_microcode(adev);
1288 	if (r) {
1289 		DRM_ERROR("Failed to load gfx firmware!\n");
1290 		return r;
1291 	}
1292 
1293 	r = gfx_v9_0_rlc_init(adev);
1294 	if (r) {
1295 		DRM_ERROR("Failed to init rlc BOs!\n");
1296 		return r;
1297 	}
1298 
1299 	r = gfx_v9_0_mec_init(adev);
1300 	if (r) {
1301 		DRM_ERROR("Failed to init MEC BOs!\n");
1302 		return r;
1303 	}
1304 
1305 	/* set up the gfx ring */
1306 	for (i = 0; i < adev->gfx.num_gfx_rings; i++) {
1307 		ring = &adev->gfx.gfx_ring[i];
1308 		ring->ring_obj = NULL;
1309 		sprintf(ring->name, "gfx");
1310 		ring->use_doorbell = true;
1311 		ring->doorbell_index = AMDGPU_DOORBELL64_GFX_RING0 << 1;
1312 		r = amdgpu_ring_init(adev, ring, 1024,
1313 				     &adev->gfx.eop_irq, AMDGPU_CP_IRQ_GFX_EOP);
1314 		if (r)
1315 			return r;
1316 	}
1317 
1318 	/* set up the compute queues - allocate horizontally across pipes */
1319 	ring_id = 0;
1320 	for (i = 0; i < adev->gfx.mec.num_mec; ++i) {
1321 		for (j = 0; j < adev->gfx.mec.num_queue_per_pipe; j++) {
1322 			for (k = 0; k < adev->gfx.mec.num_pipe_per_mec; k++) {
1323 				if (!amdgpu_gfx_is_mec_queue_enabled(adev, i, k, j))
1324 					continue;
1325 
1326 				r = gfx_v9_0_compute_ring_init(adev,
1327 							       ring_id,
1328 							       i, k, j);
1329 				if (r)
1330 					return r;
1331 
1332 				ring_id++;
1333 			}
1334 		}
1335 	}
1336 
1337 	r = amdgpu_gfx_kiq_init(adev, GFX9_MEC_HPD_SIZE);
1338 	if (r) {
1339 		DRM_ERROR("Failed to init KIQ BOs!\n");
1340 		return r;
1341 	}
1342 
1343 	kiq = &adev->gfx.kiq;
1344 	r = amdgpu_gfx_kiq_init_ring(adev, &kiq->ring, &kiq->irq);
1345 	if (r)
1346 		return r;
1347 
1348 	/* create MQD for all compute queues as wel as KIQ for SRIOV case */
1349 	r = amdgpu_gfx_compute_mqd_sw_init(adev, sizeof(struct v9_mqd));
1350 	if (r)
1351 		return r;
1352 
1353 	/* reserve GDS, GWS and OA resource for gfx */
1354 	r = amdgpu_bo_create_kernel(adev, adev->gds.mem.gfx_partition_size,
1355 				    PAGE_SIZE, AMDGPU_GEM_DOMAIN_GDS,
1356 				    &adev->gds.gds_gfx_bo, NULL, NULL);
1357 	if (r)
1358 		return r;
1359 
1360 	r = amdgpu_bo_create_kernel(adev, adev->gds.gws.gfx_partition_size,
1361 				    PAGE_SIZE, AMDGPU_GEM_DOMAIN_GWS,
1362 				    &adev->gds.gws_gfx_bo, NULL, NULL);
1363 	if (r)
1364 		return r;
1365 
1366 	r = amdgpu_bo_create_kernel(adev, adev->gds.oa.gfx_partition_size,
1367 				    PAGE_SIZE, AMDGPU_GEM_DOMAIN_OA,
1368 				    &adev->gds.oa_gfx_bo, NULL, NULL);
1369 	if (r)
1370 		return r;
1371 
1372 	adev->gfx.ce_ram_size = 0x8000;
1373 
1374 	gfx_v9_0_gpu_early_init(adev);
1375 
1376 	r = gfx_v9_0_ngg_init(adev);
1377 	if (r)
1378 		return r;
1379 
1380 	return 0;
1381 }
1382 
1383 
1384 static int gfx_v9_0_sw_fini(void *handle)
1385 {
1386 	int i;
1387 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1388 
1389 	amdgpu_bo_free_kernel(&adev->gds.oa_gfx_bo, NULL, NULL);
1390 	amdgpu_bo_free_kernel(&adev->gds.gws_gfx_bo, NULL, NULL);
1391 	amdgpu_bo_free_kernel(&adev->gds.gds_gfx_bo, NULL, NULL);
1392 
1393 	for (i = 0; i < adev->gfx.num_gfx_rings; i++)
1394 		amdgpu_ring_fini(&adev->gfx.gfx_ring[i]);
1395 	for (i = 0; i < adev->gfx.num_compute_rings; i++)
1396 		amdgpu_ring_fini(&adev->gfx.compute_ring[i]);
1397 
1398 	amdgpu_gfx_compute_mqd_sw_fini(adev);
1399 	amdgpu_gfx_kiq_free_ring(&adev->gfx.kiq.ring, &adev->gfx.kiq.irq);
1400 	amdgpu_gfx_kiq_fini(adev);
1401 
1402 	gfx_v9_0_mec_fini(adev);
1403 	gfx_v9_0_ngg_fini(adev);
1404 
1405 	return 0;
1406 }
1407 
1408 
1409 static void gfx_v9_0_tiling_mode_table_init(struct amdgpu_device *adev)
1410 {
1411 	/* TODO */
1412 }
1413 
1414 static void gfx_v9_0_select_se_sh(struct amdgpu_device *adev, u32 se_num, u32 sh_num, u32 instance)
1415 {
1416 	u32 data;
1417 
1418 	if (instance == 0xffffffff)
1419 		data = REG_SET_FIELD(0, GRBM_GFX_INDEX, INSTANCE_BROADCAST_WRITES, 1);
1420 	else
1421 		data = REG_SET_FIELD(0, GRBM_GFX_INDEX, INSTANCE_INDEX, instance);
1422 
1423 	if (se_num == 0xffffffff)
1424 		data = REG_SET_FIELD(data, GRBM_GFX_INDEX, SE_BROADCAST_WRITES, 1);
1425 	else
1426 		data = REG_SET_FIELD(data, GRBM_GFX_INDEX, SE_INDEX, se_num);
1427 
1428 	if (sh_num == 0xffffffff)
1429 		data = REG_SET_FIELD(data, GRBM_GFX_INDEX, SH_BROADCAST_WRITES, 1);
1430 	else
1431 		data = REG_SET_FIELD(data, GRBM_GFX_INDEX, SH_INDEX, sh_num);
1432 
1433 	WREG32_SOC15(GC, 0, mmGRBM_GFX_INDEX, data);
1434 }
1435 
1436 static u32 gfx_v9_0_get_rb_active_bitmap(struct amdgpu_device *adev)
1437 {
1438 	u32 data, mask;
1439 
1440 	data = RREG32_SOC15(GC, 0, mmCC_RB_BACKEND_DISABLE);
1441 	data |= RREG32_SOC15(GC, 0, mmGC_USER_RB_BACKEND_DISABLE);
1442 
1443 	data &= CC_RB_BACKEND_DISABLE__BACKEND_DISABLE_MASK;
1444 	data >>= GC_USER_RB_BACKEND_DISABLE__BACKEND_DISABLE__SHIFT;
1445 
1446 	mask = amdgpu_gfx_create_bitmask(adev->gfx.config.max_backends_per_se /
1447 					 adev->gfx.config.max_sh_per_se);
1448 
1449 	return (~data) & mask;
1450 }
1451 
1452 static void gfx_v9_0_setup_rb(struct amdgpu_device *adev)
1453 {
1454 	int i, j;
1455 	u32 data;
1456 	u32 active_rbs = 0;
1457 	u32 rb_bitmap_width_per_sh = adev->gfx.config.max_backends_per_se /
1458 					adev->gfx.config.max_sh_per_se;
1459 
1460 	mutex_lock(&adev->grbm_idx_mutex);
1461 	for (i = 0; i < adev->gfx.config.max_shader_engines; i++) {
1462 		for (j = 0; j < adev->gfx.config.max_sh_per_se; j++) {
1463 			gfx_v9_0_select_se_sh(adev, i, j, 0xffffffff);
1464 			data = gfx_v9_0_get_rb_active_bitmap(adev);
1465 			active_rbs |= data << ((i * adev->gfx.config.max_sh_per_se + j) *
1466 					       rb_bitmap_width_per_sh);
1467 		}
1468 	}
1469 	gfx_v9_0_select_se_sh(adev, 0xffffffff, 0xffffffff, 0xffffffff);
1470 	mutex_unlock(&adev->grbm_idx_mutex);
1471 
1472 	adev->gfx.config.backend_enable_mask = active_rbs;
1473 	adev->gfx.config.num_rbs = hweight32(active_rbs);
1474 }
1475 
1476 #define DEFAULT_SH_MEM_BASES	(0x6000)
1477 #define FIRST_COMPUTE_VMID	(8)
1478 #define LAST_COMPUTE_VMID	(16)
1479 static void gfx_v9_0_init_compute_vmid(struct amdgpu_device *adev)
1480 {
1481 	int i;
1482 	uint32_t sh_mem_config;
1483 	uint32_t sh_mem_bases;
1484 
1485 	/*
1486 	 * Configure apertures:
1487 	 * LDS:         0x60000000'00000000 - 0x60000001'00000000 (4GB)
1488 	 * Scratch:     0x60000001'00000000 - 0x60000002'00000000 (4GB)
1489 	 * GPUVM:       0x60010000'00000000 - 0x60020000'00000000 (1TB)
1490 	 */
1491 	sh_mem_bases = DEFAULT_SH_MEM_BASES | (DEFAULT_SH_MEM_BASES << 16);
1492 
1493 	sh_mem_config = SH_MEM_ADDRESS_MODE_64 |
1494 			SH_MEM_ALIGNMENT_MODE_UNALIGNED <<
1495 			SH_MEM_CONFIG__ALIGNMENT_MODE__SHIFT;
1496 
1497 	mutex_lock(&adev->srbm_mutex);
1498 	for (i = FIRST_COMPUTE_VMID; i < LAST_COMPUTE_VMID; i++) {
1499 		soc15_grbm_select(adev, 0, 0, 0, i);
1500 		/* CP and shaders */
1501 		WREG32_SOC15(GC, 0, mmSH_MEM_CONFIG, sh_mem_config);
1502 		WREG32_SOC15(GC, 0, mmSH_MEM_BASES, sh_mem_bases);
1503 	}
1504 	soc15_grbm_select(adev, 0, 0, 0, 0);
1505 	mutex_unlock(&adev->srbm_mutex);
1506 }
1507 
1508 static void gfx_v9_0_gpu_init(struct amdgpu_device *adev)
1509 {
1510 	u32 tmp;
1511 	int i;
1512 
1513 	WREG32_FIELD15(GC, 0, GRBM_CNTL, READ_TIMEOUT, 0xff);
1514 
1515 	gfx_v9_0_tiling_mode_table_init(adev);
1516 
1517 	gfx_v9_0_setup_rb(adev);
1518 	gfx_v9_0_get_cu_info(adev, &adev->gfx.cu_info);
1519 
1520 	/* XXX SH_MEM regs */
1521 	/* where to put LDS, scratch, GPUVM in FSA64 space */
1522 	mutex_lock(&adev->srbm_mutex);
1523 	for (i = 0; i < 16; i++) {
1524 		soc15_grbm_select(adev, 0, 0, 0, i);
1525 		/* CP and shaders */
1526 		tmp = 0;
1527 		tmp = REG_SET_FIELD(tmp, SH_MEM_CONFIG, ALIGNMENT_MODE,
1528 				    SH_MEM_ALIGNMENT_MODE_UNALIGNED);
1529 		WREG32_SOC15(GC, 0, mmSH_MEM_CONFIG, tmp);
1530 		WREG32_SOC15(GC, 0, mmSH_MEM_BASES, 0);
1531 	}
1532 	soc15_grbm_select(adev, 0, 0, 0, 0);
1533 
1534 	mutex_unlock(&adev->srbm_mutex);
1535 
1536 	gfx_v9_0_init_compute_vmid(adev);
1537 
1538 	mutex_lock(&adev->grbm_idx_mutex);
1539 	/*
1540 	 * making sure that the following register writes will be broadcasted
1541 	 * to all the shaders
1542 	 */
1543 	gfx_v9_0_select_se_sh(adev, 0xffffffff, 0xffffffff, 0xffffffff);
1544 
1545 	WREG32_SOC15(GC, 0, mmPA_SC_FIFO_SIZE,
1546 		   (adev->gfx.config.sc_prim_fifo_size_frontend <<
1547 			PA_SC_FIFO_SIZE__SC_FRONTEND_PRIM_FIFO_SIZE__SHIFT) |
1548 		   (adev->gfx.config.sc_prim_fifo_size_backend <<
1549 			PA_SC_FIFO_SIZE__SC_BACKEND_PRIM_FIFO_SIZE__SHIFT) |
1550 		   (adev->gfx.config.sc_hiz_tile_fifo_size <<
1551 			PA_SC_FIFO_SIZE__SC_HIZ_TILE_FIFO_SIZE__SHIFT) |
1552 		   (adev->gfx.config.sc_earlyz_tile_fifo_size <<
1553 			PA_SC_FIFO_SIZE__SC_EARLYZ_TILE_FIFO_SIZE__SHIFT));
1554 	mutex_unlock(&adev->grbm_idx_mutex);
1555 
1556 }
1557 
1558 static void gfx_v9_0_wait_for_rlc_serdes(struct amdgpu_device *adev)
1559 {
1560 	u32 i, j, k;
1561 	u32 mask;
1562 
1563 	mutex_lock(&adev->grbm_idx_mutex);
1564 	for (i = 0; i < adev->gfx.config.max_shader_engines; i++) {
1565 		for (j = 0; j < adev->gfx.config.max_sh_per_se; j++) {
1566 			gfx_v9_0_select_se_sh(adev, i, j, 0xffffffff);
1567 			for (k = 0; k < adev->usec_timeout; k++) {
1568 				if (RREG32_SOC15(GC, 0, mmRLC_SERDES_CU_MASTER_BUSY) == 0)
1569 					break;
1570 				udelay(1);
1571 			}
1572 		}
1573 	}
1574 	gfx_v9_0_select_se_sh(adev, 0xffffffff, 0xffffffff, 0xffffffff);
1575 	mutex_unlock(&adev->grbm_idx_mutex);
1576 
1577 	mask = RLC_SERDES_NONCU_MASTER_BUSY__SE_MASTER_BUSY_MASK |
1578 		RLC_SERDES_NONCU_MASTER_BUSY__GC_MASTER_BUSY_MASK |
1579 		RLC_SERDES_NONCU_MASTER_BUSY__TC0_MASTER_BUSY_MASK |
1580 		RLC_SERDES_NONCU_MASTER_BUSY__TC1_MASTER_BUSY_MASK;
1581 	for (k = 0; k < adev->usec_timeout; k++) {
1582 		if ((RREG32_SOC15(GC, 0, mmRLC_SERDES_NONCU_MASTER_BUSY) & mask) == 0)
1583 			break;
1584 		udelay(1);
1585 	}
1586 }
1587 
1588 static void gfx_v9_0_enable_gui_idle_interrupt(struct amdgpu_device *adev,
1589 					       bool enable)
1590 {
1591 	u32 tmp = RREG32_SOC15(GC, 0, mmCP_INT_CNTL_RING0);
1592 
1593 	tmp = REG_SET_FIELD(tmp, CP_INT_CNTL_RING0, CNTX_BUSY_INT_ENABLE, enable ? 1 : 0);
1594 	tmp = REG_SET_FIELD(tmp, CP_INT_CNTL_RING0, CNTX_EMPTY_INT_ENABLE, enable ? 1 : 0);
1595 	tmp = REG_SET_FIELD(tmp, CP_INT_CNTL_RING0, CMP_BUSY_INT_ENABLE, enable ? 1 : 0);
1596 	tmp = REG_SET_FIELD(tmp, CP_INT_CNTL_RING0, GFX_IDLE_INT_ENABLE, enable ? 1 : 0);
1597 
1598 	WREG32_SOC15(GC, 0, mmCP_INT_CNTL_RING0, tmp);
1599 }
1600 
1601 static void gfx_v9_0_init_csb(struct amdgpu_device *adev)
1602 {
1603 	/* csib */
1604 	WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_CSIB_ADDR_HI),
1605 			adev->gfx.rlc.clear_state_gpu_addr >> 32);
1606 	WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_CSIB_ADDR_LO),
1607 			adev->gfx.rlc.clear_state_gpu_addr & 0xfffffffc);
1608 	WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_CSIB_LENGTH),
1609 			adev->gfx.rlc.clear_state_size);
1610 }
1611 
1612 static void gfx_v9_0_parse_ind_reg_list(int *register_list_format,
1613 				int indirect_offset,
1614 				int list_size,
1615 				int *unique_indirect_regs,
1616 				int *unique_indirect_reg_count,
1617 				int max_indirect_reg_count,
1618 				int *indirect_start_offsets,
1619 				int *indirect_start_offsets_count,
1620 				int max_indirect_start_offsets_count)
1621 {
1622 	int idx;
1623 	bool new_entry = true;
1624 
1625 	for (; indirect_offset < list_size; indirect_offset++) {
1626 
1627 		if (new_entry) {
1628 			new_entry = false;
1629 			indirect_start_offsets[*indirect_start_offsets_count] = indirect_offset;
1630 			*indirect_start_offsets_count = *indirect_start_offsets_count + 1;
1631 			BUG_ON(*indirect_start_offsets_count >= max_indirect_start_offsets_count);
1632 		}
1633 
1634 		if (register_list_format[indirect_offset] == 0xFFFFFFFF) {
1635 			new_entry = true;
1636 			continue;
1637 		}
1638 
1639 		indirect_offset += 2;
1640 
1641 		/* look for the matching indice */
1642 		for (idx = 0; idx < *unique_indirect_reg_count; idx++) {
1643 			if (unique_indirect_regs[idx] ==
1644 				register_list_format[indirect_offset])
1645 				break;
1646 		}
1647 
1648 		if (idx >= *unique_indirect_reg_count) {
1649 			unique_indirect_regs[*unique_indirect_reg_count] =
1650 				register_list_format[indirect_offset];
1651 			idx = *unique_indirect_reg_count;
1652 			*unique_indirect_reg_count = *unique_indirect_reg_count + 1;
1653 			BUG_ON(*unique_indirect_reg_count >= max_indirect_reg_count);
1654 		}
1655 
1656 		register_list_format[indirect_offset] = idx;
1657 	}
1658 }
1659 
1660 static int gfx_v9_0_init_rlc_save_restore_list(struct amdgpu_device *adev)
1661 {
1662 	int unique_indirect_regs[] = {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0};
1663 	int unique_indirect_reg_count = 0;
1664 
1665 	int indirect_start_offsets[] = {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0};
1666 	int indirect_start_offsets_count = 0;
1667 
1668 	int list_size = 0;
1669 	int i = 0;
1670 	u32 tmp = 0;
1671 
1672 	u32 *register_list_format =
1673 		kmalloc(adev->gfx.rlc.reg_list_format_size_bytes, GFP_KERNEL);
1674 	if (!register_list_format)
1675 		return -ENOMEM;
1676 	memcpy(register_list_format, adev->gfx.rlc.register_list_format,
1677 		adev->gfx.rlc.reg_list_format_size_bytes);
1678 
1679 	/* setup unique_indirect_regs array and indirect_start_offsets array */
1680 	gfx_v9_0_parse_ind_reg_list(register_list_format,
1681 				GFX9_RLC_FORMAT_DIRECT_REG_LIST_LENGTH,
1682 				adev->gfx.rlc.reg_list_format_size_bytes >> 2,
1683 				unique_indirect_regs,
1684 				&unique_indirect_reg_count,
1685 				sizeof(unique_indirect_regs)/sizeof(int),
1686 				indirect_start_offsets,
1687 				&indirect_start_offsets_count,
1688 				sizeof(indirect_start_offsets)/sizeof(int));
1689 
1690 	/* enable auto inc in case it is disabled */
1691 	tmp = RREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_SRM_CNTL));
1692 	tmp |= RLC_SRM_CNTL__AUTO_INCR_ADDR_MASK;
1693 	WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_SRM_CNTL), tmp);
1694 
1695 	/* write register_restore table to offset 0x0 using RLC_SRM_ARAM_ADDR/DATA */
1696 	WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_SRM_ARAM_ADDR),
1697 		RLC_SAVE_RESTORE_ADDR_STARTING_OFFSET);
1698 	for (i = 0; i < adev->gfx.rlc.reg_list_size_bytes >> 2; i++)
1699 		WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_SRM_ARAM_DATA),
1700 			adev->gfx.rlc.register_restore[i]);
1701 
1702 	/* load direct register */
1703 	WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_SRM_ARAM_ADDR), 0);
1704 	for (i = 0; i < adev->gfx.rlc.reg_list_size_bytes >> 2; i++)
1705 		WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_SRM_ARAM_DATA),
1706 			adev->gfx.rlc.register_restore[i]);
1707 
1708 	/* load indirect register */
1709 	WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_GPM_SCRATCH_ADDR),
1710 		adev->gfx.rlc.reg_list_format_start);
1711 	for (i = 0; i < adev->gfx.rlc.reg_list_format_size_bytes >> 2; i++)
1712 		WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_GPM_SCRATCH_DATA),
1713 			register_list_format[i]);
1714 
1715 	/* set save/restore list size */
1716 	list_size = adev->gfx.rlc.reg_list_size_bytes >> 2;
1717 	list_size = list_size >> 1;
1718 	WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_GPM_SCRATCH_ADDR),
1719 		adev->gfx.rlc.reg_restore_list_size);
1720 	WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_GPM_SCRATCH_DATA), list_size);
1721 
1722 	/* write the starting offsets to RLC scratch ram */
1723 	WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_GPM_SCRATCH_ADDR),
1724 		adev->gfx.rlc.starting_offsets_start);
1725 	for (i = 0; i < sizeof(indirect_start_offsets)/sizeof(int); i++)
1726 		WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_GPM_SCRATCH_DATA),
1727 			indirect_start_offsets[i]);
1728 
1729 	/* load unique indirect regs*/
1730 	for (i = 0; i < sizeof(unique_indirect_regs)/sizeof(int); i++) {
1731 		WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_SRM_INDEX_CNTL_ADDR_0) + i,
1732 			unique_indirect_regs[i] & 0x3FFFF);
1733 		WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_SRM_INDEX_CNTL_DATA_0) + i,
1734 			unique_indirect_regs[i] >> 20);
1735 	}
1736 
1737 	kfree(register_list_format);
1738 	return 0;
1739 }
1740 
1741 static void gfx_v9_0_enable_save_restore_machine(struct amdgpu_device *adev)
1742 {
1743 	u32 tmp = 0;
1744 
1745 	tmp = RREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_SRM_CNTL));
1746 	tmp |= RLC_SRM_CNTL__SRM_ENABLE_MASK;
1747 	WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_SRM_CNTL), tmp);
1748 }
1749 
1750 static void pwr_10_0_gfxip_control_over_cgpg(struct amdgpu_device *adev,
1751 					     bool enable)
1752 {
1753 	uint32_t data = 0;
1754 	uint32_t default_data = 0;
1755 
1756 	default_data = data = RREG32(SOC15_REG_OFFSET(PWR, 0, mmPWR_MISC_CNTL_STATUS));
1757 	if (enable == true) {
1758 		/* enable GFXIP control over CGPG */
1759 		data |= PWR_MISC_CNTL_STATUS__PWR_GFX_RLC_CGPG_EN_MASK;
1760 		if(default_data != data)
1761 			WREG32(SOC15_REG_OFFSET(PWR, 0, mmPWR_MISC_CNTL_STATUS), data);
1762 
1763 		/* update status */
1764 		data &= ~PWR_MISC_CNTL_STATUS__PWR_GFXOFF_STATUS_MASK;
1765 		data |= (2 << PWR_MISC_CNTL_STATUS__PWR_GFXOFF_STATUS__SHIFT);
1766 		if(default_data != data)
1767 			WREG32(SOC15_REG_OFFSET(PWR, 0, mmPWR_MISC_CNTL_STATUS), data);
1768 	} else {
1769 		/* restore GFXIP control over GCPG */
1770 		data &= ~PWR_MISC_CNTL_STATUS__PWR_GFX_RLC_CGPG_EN_MASK;
1771 		if(default_data != data)
1772 			WREG32(SOC15_REG_OFFSET(PWR, 0, mmPWR_MISC_CNTL_STATUS), data);
1773 	}
1774 }
1775 
1776 static void gfx_v9_0_init_gfx_power_gating(struct amdgpu_device *adev)
1777 {
1778 	uint32_t data = 0;
1779 
1780 	if (adev->pg_flags & (AMD_PG_SUPPORT_GFX_PG |
1781 			      AMD_PG_SUPPORT_GFX_SMG |
1782 			      AMD_PG_SUPPORT_GFX_DMG)) {
1783 		/* init IDLE_POLL_COUNT = 60 */
1784 		data = RREG32(SOC15_REG_OFFSET(GC, 0, mmCP_RB_WPTR_POLL_CNTL));
1785 		data &= ~CP_RB_WPTR_POLL_CNTL__IDLE_POLL_COUNT_MASK;
1786 		data |= (0x60 << CP_RB_WPTR_POLL_CNTL__IDLE_POLL_COUNT__SHIFT);
1787 		WREG32(SOC15_REG_OFFSET(GC, 0, mmCP_RB_WPTR_POLL_CNTL), data);
1788 
1789 		/* init RLC PG Delay */
1790 		data = 0;
1791 		data |= (0x10 << RLC_PG_DELAY__POWER_UP_DELAY__SHIFT);
1792 		data |= (0x10 << RLC_PG_DELAY__POWER_DOWN_DELAY__SHIFT);
1793 		data |= (0x10 << RLC_PG_DELAY__CMD_PROPAGATE_DELAY__SHIFT);
1794 		data |= (0x40 << RLC_PG_DELAY__MEM_SLEEP_DELAY__SHIFT);
1795 		WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_PG_DELAY), data);
1796 
1797 		data = RREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_PG_DELAY_2));
1798 		data &= ~RLC_PG_DELAY_2__SERDES_CMD_DELAY_MASK;
1799 		data |= (0x4 << RLC_PG_DELAY_2__SERDES_CMD_DELAY__SHIFT);
1800 		WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_PG_DELAY_2), data);
1801 
1802 		data = RREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_PG_DELAY_3));
1803 		data &= ~RLC_PG_DELAY_3__CGCG_ACTIVE_BEFORE_CGPG_MASK;
1804 		data |= (0xff << RLC_PG_DELAY_3__CGCG_ACTIVE_BEFORE_CGPG__SHIFT);
1805 		WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_PG_DELAY_3), data);
1806 
1807 		data = RREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_AUTO_PG_CTRL));
1808 		data &= ~RLC_AUTO_PG_CTRL__GRBM_REG_SAVE_GFX_IDLE_THRESHOLD_MASK;
1809 
1810 		/* program GRBM_REG_SAVE_GFX_IDLE_THRESHOLD to 0x55f0 */
1811 		data |= (0x55f0 << RLC_AUTO_PG_CTRL__GRBM_REG_SAVE_GFX_IDLE_THRESHOLD__SHIFT);
1812 		WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_AUTO_PG_CTRL), data);
1813 
1814 		pwr_10_0_gfxip_control_over_cgpg(adev, true);
1815 	}
1816 }
1817 
1818 static void gfx_v9_0_enable_sck_slow_down_on_power_up(struct amdgpu_device *adev,
1819 						bool enable)
1820 {
1821 	uint32_t data = 0;
1822 	uint32_t default_data = 0;
1823 
1824 	default_data = data = RREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_PG_CNTL));
1825 
1826 	if (enable == true) {
1827 		data |= RLC_PG_CNTL__SMU_CLK_SLOWDOWN_ON_PU_ENABLE_MASK;
1828 		if (default_data != data)
1829 			WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_PG_CNTL), data);
1830 	} else {
1831 		data &= ~RLC_PG_CNTL__SMU_CLK_SLOWDOWN_ON_PU_ENABLE_MASK;
1832 		if(default_data != data)
1833 			WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_PG_CNTL), data);
1834 	}
1835 }
1836 
1837 static void gfx_v9_0_enable_sck_slow_down_on_power_down(struct amdgpu_device *adev,
1838 						bool enable)
1839 {
1840 	uint32_t data = 0;
1841 	uint32_t default_data = 0;
1842 
1843 	default_data = data = RREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_PG_CNTL));
1844 
1845 	if (enable == true) {
1846 		data |= RLC_PG_CNTL__SMU_CLK_SLOWDOWN_ON_PD_ENABLE_MASK;
1847 		if(default_data != data)
1848 			WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_PG_CNTL), data);
1849 	} else {
1850 		data &= ~RLC_PG_CNTL__SMU_CLK_SLOWDOWN_ON_PD_ENABLE_MASK;
1851 		if(default_data != data)
1852 			WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_PG_CNTL), data);
1853 	}
1854 }
1855 
1856 static void gfx_v9_0_enable_cp_power_gating(struct amdgpu_device *adev,
1857 					bool enable)
1858 {
1859 	uint32_t data = 0;
1860 	uint32_t default_data = 0;
1861 
1862 	default_data = data = RREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_PG_CNTL));
1863 
1864 	if (enable == true) {
1865 		data &= ~RLC_PG_CNTL__CP_PG_DISABLE_MASK;
1866 		if(default_data != data)
1867 			WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_PG_CNTL), data);
1868 	} else {
1869 		data |= RLC_PG_CNTL__CP_PG_DISABLE_MASK;
1870 		if(default_data != data)
1871 			WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_PG_CNTL), data);
1872 	}
1873 }
1874 
1875 static void gfx_v9_0_enable_gfx_cg_power_gating(struct amdgpu_device *adev,
1876 						bool enable)
1877 {
1878 	uint32_t data, default_data;
1879 
1880 	default_data = data = RREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_PG_CNTL));
1881 	if (enable == true)
1882 		data |= RLC_PG_CNTL__GFX_POWER_GATING_ENABLE_MASK;
1883 	else
1884 		data &= ~RLC_PG_CNTL__GFX_POWER_GATING_ENABLE_MASK;
1885 	if(default_data != data)
1886 		WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_PG_CNTL), data);
1887 }
1888 
1889 static void gfx_v9_0_enable_gfx_pipeline_powergating(struct amdgpu_device *adev,
1890 						bool enable)
1891 {
1892 	uint32_t data, default_data;
1893 
1894 	default_data = data = RREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_PG_CNTL));
1895 	if (enable == true)
1896 		data |= RLC_PG_CNTL__GFX_PIPELINE_PG_ENABLE_MASK;
1897 	else
1898 		data &= ~RLC_PG_CNTL__GFX_PIPELINE_PG_ENABLE_MASK;
1899 	if(default_data != data)
1900 		WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_PG_CNTL), data);
1901 
1902 	if (!enable)
1903 		/* read any GFX register to wake up GFX */
1904 		data = RREG32(SOC15_REG_OFFSET(GC, 0, mmDB_RENDER_CONTROL));
1905 }
1906 
1907 static void gfx_v9_0_enable_gfx_static_mg_power_gating(struct amdgpu_device *adev,
1908 						       bool enable)
1909 {
1910 	uint32_t data, default_data;
1911 
1912 	default_data = data = RREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_PG_CNTL));
1913 	if (enable == true)
1914 		data |= RLC_PG_CNTL__STATIC_PER_CU_PG_ENABLE_MASK;
1915 	else
1916 		data &= ~RLC_PG_CNTL__STATIC_PER_CU_PG_ENABLE_MASK;
1917 	if(default_data != data)
1918 		WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_PG_CNTL), data);
1919 }
1920 
1921 static void gfx_v9_0_enable_gfx_dynamic_mg_power_gating(struct amdgpu_device *adev,
1922 						bool enable)
1923 {
1924 	uint32_t data, default_data;
1925 
1926 	default_data = data = RREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_PG_CNTL));
1927 	if (enable == true)
1928 		data |= RLC_PG_CNTL__DYN_PER_CU_PG_ENABLE_MASK;
1929 	else
1930 		data &= ~RLC_PG_CNTL__DYN_PER_CU_PG_ENABLE_MASK;
1931 	if(default_data != data)
1932 		WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_PG_CNTL), data);
1933 }
1934 
1935 static void gfx_v9_0_init_pg(struct amdgpu_device *adev)
1936 {
1937 	if (adev->pg_flags & (AMD_PG_SUPPORT_GFX_PG |
1938 			      AMD_PG_SUPPORT_GFX_SMG |
1939 			      AMD_PG_SUPPORT_GFX_DMG |
1940 			      AMD_PG_SUPPORT_CP |
1941 			      AMD_PG_SUPPORT_GDS |
1942 			      AMD_PG_SUPPORT_RLC_SMU_HS)) {
1943 		gfx_v9_0_init_csb(adev);
1944 		gfx_v9_0_init_rlc_save_restore_list(adev);
1945 		gfx_v9_0_enable_save_restore_machine(adev);
1946 
1947 		if (adev->asic_type == CHIP_RAVEN) {
1948 			WREG32(mmRLC_JUMP_TABLE_RESTORE,
1949 				adev->gfx.rlc.cp_table_gpu_addr >> 8);
1950 			gfx_v9_0_init_gfx_power_gating(adev);
1951 
1952 			if (adev->pg_flags & AMD_PG_SUPPORT_RLC_SMU_HS) {
1953 				gfx_v9_0_enable_sck_slow_down_on_power_up(adev, true);
1954 				gfx_v9_0_enable_sck_slow_down_on_power_down(adev, true);
1955 			} else {
1956 				gfx_v9_0_enable_sck_slow_down_on_power_up(adev, false);
1957 				gfx_v9_0_enable_sck_slow_down_on_power_down(adev, false);
1958 			}
1959 
1960 			if (adev->pg_flags & AMD_PG_SUPPORT_CP)
1961 				gfx_v9_0_enable_cp_power_gating(adev, true);
1962 			else
1963 				gfx_v9_0_enable_cp_power_gating(adev, false);
1964 		}
1965 	}
1966 }
1967 
1968 void gfx_v9_0_rlc_stop(struct amdgpu_device *adev)
1969 {
1970 	u32 tmp = RREG32_SOC15(GC, 0, mmRLC_CNTL);
1971 
1972 	tmp = REG_SET_FIELD(tmp, RLC_CNTL, RLC_ENABLE_F32, 0);
1973 	WREG32_SOC15(GC, 0, mmRLC_CNTL, tmp);
1974 
1975 	gfx_v9_0_enable_gui_idle_interrupt(adev, false);
1976 
1977 	gfx_v9_0_wait_for_rlc_serdes(adev);
1978 }
1979 
1980 static void gfx_v9_0_rlc_reset(struct amdgpu_device *adev)
1981 {
1982 	WREG32_FIELD15(GC, 0, GRBM_SOFT_RESET, SOFT_RESET_RLC, 1);
1983 	udelay(50);
1984 	WREG32_FIELD15(GC, 0, GRBM_SOFT_RESET, SOFT_RESET_RLC, 0);
1985 	udelay(50);
1986 }
1987 
1988 static void gfx_v9_0_rlc_start(struct amdgpu_device *adev)
1989 {
1990 #ifdef AMDGPU_RLC_DEBUG_RETRY
1991 	u32 rlc_ucode_ver;
1992 #endif
1993 
1994 	WREG32_FIELD15(GC, 0, RLC_CNTL, RLC_ENABLE_F32, 1);
1995 
1996 	/* carrizo do enable cp interrupt after cp inited */
1997 	if (!(adev->flags & AMD_IS_APU))
1998 		gfx_v9_0_enable_gui_idle_interrupt(adev, true);
1999 
2000 	udelay(50);
2001 
2002 #ifdef AMDGPU_RLC_DEBUG_RETRY
2003 	/* RLC_GPM_GENERAL_6 : RLC Ucode version */
2004 	rlc_ucode_ver = RREG32_SOC15(GC, 0, mmRLC_GPM_GENERAL_6);
2005 	if(rlc_ucode_ver == 0x108) {
2006 		DRM_INFO("Using rlc debug ucode. mmRLC_GPM_GENERAL_6 ==0x08%x / fw_ver == %i \n",
2007 				rlc_ucode_ver, adev->gfx.rlc_fw_version);
2008 		/* RLC_GPM_TIMER_INT_3 : Timer interval in RefCLK cycles,
2009 		 * default is 0x9C4 to create a 100us interval */
2010 		WREG32_SOC15(GC, 0, mmRLC_GPM_TIMER_INT_3, 0x9C4);
2011 		/* RLC_GPM_GENERAL_12 : Minimum gap between wptr and rptr
2012 		 * to disable the page fault retry interrupts, default is
2013 		 * 0x100 (256) */
2014 		WREG32_SOC15(GC, 0, mmRLC_GPM_GENERAL_12, 0x100);
2015 	}
2016 #endif
2017 }
2018 
2019 static int gfx_v9_0_rlc_load_microcode(struct amdgpu_device *adev)
2020 {
2021 	const struct rlc_firmware_header_v2_0 *hdr;
2022 	const __le32 *fw_data;
2023 	unsigned i, fw_size;
2024 
2025 	if (!adev->gfx.rlc_fw)
2026 		return -EINVAL;
2027 
2028 	hdr = (const struct rlc_firmware_header_v2_0 *)adev->gfx.rlc_fw->data;
2029 	amdgpu_ucode_print_rlc_hdr(&hdr->header);
2030 
2031 	fw_data = (const __le32 *)(adev->gfx.rlc_fw->data +
2032 			   le32_to_cpu(hdr->header.ucode_array_offset_bytes));
2033 	fw_size = le32_to_cpu(hdr->header.ucode_size_bytes) / 4;
2034 
2035 	WREG32_SOC15(GC, 0, mmRLC_GPM_UCODE_ADDR,
2036 			RLCG_UCODE_LOADING_START_ADDRESS);
2037 	for (i = 0; i < fw_size; i++)
2038 		WREG32_SOC15(GC, 0, mmRLC_GPM_UCODE_DATA, le32_to_cpup(fw_data++));
2039 	WREG32_SOC15(GC, 0, mmRLC_GPM_UCODE_ADDR, adev->gfx.rlc_fw_version);
2040 
2041 	return 0;
2042 }
2043 
2044 static int gfx_v9_0_rlc_resume(struct amdgpu_device *adev)
2045 {
2046 	int r;
2047 
2048 	if (amdgpu_sriov_vf(adev))
2049 		return 0;
2050 
2051 	gfx_v9_0_rlc_stop(adev);
2052 
2053 	/* disable CG */
2054 	WREG32_SOC15(GC, 0, mmRLC_CGCG_CGLS_CTRL, 0);
2055 
2056 	/* disable PG */
2057 	WREG32_SOC15(GC, 0, mmRLC_PG_CNTL, 0);
2058 
2059 	gfx_v9_0_rlc_reset(adev);
2060 
2061 	gfx_v9_0_init_pg(adev);
2062 
2063 	if (adev->firmware.load_type != AMDGPU_FW_LOAD_PSP) {
2064 		/* legacy rlc firmware loading */
2065 		r = gfx_v9_0_rlc_load_microcode(adev);
2066 		if (r)
2067 			return r;
2068 	}
2069 
2070 	if (adev->asic_type == CHIP_RAVEN) {
2071 		if (amdgpu_lbpw != 0)
2072 			gfx_v9_0_enable_lbpw(adev, true);
2073 		else
2074 			gfx_v9_0_enable_lbpw(adev, false);
2075 	}
2076 
2077 	gfx_v9_0_rlc_start(adev);
2078 
2079 	return 0;
2080 }
2081 
2082 static void gfx_v9_0_cp_gfx_enable(struct amdgpu_device *adev, bool enable)
2083 {
2084 	int i;
2085 	u32 tmp = RREG32_SOC15(GC, 0, mmCP_ME_CNTL);
2086 
2087 	tmp = REG_SET_FIELD(tmp, CP_ME_CNTL, ME_HALT, enable ? 0 : 1);
2088 	tmp = REG_SET_FIELD(tmp, CP_ME_CNTL, PFP_HALT, enable ? 0 : 1);
2089 	tmp = REG_SET_FIELD(tmp, CP_ME_CNTL, CE_HALT, enable ? 0 : 1);
2090 	if (!enable) {
2091 		for (i = 0; i < adev->gfx.num_gfx_rings; i++)
2092 			adev->gfx.gfx_ring[i].ready = false;
2093 	}
2094 	WREG32_SOC15(GC, 0, mmCP_ME_CNTL, tmp);
2095 	udelay(50);
2096 }
2097 
2098 static int gfx_v9_0_cp_gfx_load_microcode(struct amdgpu_device *adev)
2099 {
2100 	const struct gfx_firmware_header_v1_0 *pfp_hdr;
2101 	const struct gfx_firmware_header_v1_0 *ce_hdr;
2102 	const struct gfx_firmware_header_v1_0 *me_hdr;
2103 	const __le32 *fw_data;
2104 	unsigned i, fw_size;
2105 
2106 	if (!adev->gfx.me_fw || !adev->gfx.pfp_fw || !adev->gfx.ce_fw)
2107 		return -EINVAL;
2108 
2109 	pfp_hdr = (const struct gfx_firmware_header_v1_0 *)
2110 		adev->gfx.pfp_fw->data;
2111 	ce_hdr = (const struct gfx_firmware_header_v1_0 *)
2112 		adev->gfx.ce_fw->data;
2113 	me_hdr = (const struct gfx_firmware_header_v1_0 *)
2114 		adev->gfx.me_fw->data;
2115 
2116 	amdgpu_ucode_print_gfx_hdr(&pfp_hdr->header);
2117 	amdgpu_ucode_print_gfx_hdr(&ce_hdr->header);
2118 	amdgpu_ucode_print_gfx_hdr(&me_hdr->header);
2119 
2120 	gfx_v9_0_cp_gfx_enable(adev, false);
2121 
2122 	/* PFP */
2123 	fw_data = (const __le32 *)
2124 		(adev->gfx.pfp_fw->data +
2125 		 le32_to_cpu(pfp_hdr->header.ucode_array_offset_bytes));
2126 	fw_size = le32_to_cpu(pfp_hdr->header.ucode_size_bytes) / 4;
2127 	WREG32_SOC15(GC, 0, mmCP_PFP_UCODE_ADDR, 0);
2128 	for (i = 0; i < fw_size; i++)
2129 		WREG32_SOC15(GC, 0, mmCP_PFP_UCODE_DATA, le32_to_cpup(fw_data++));
2130 	WREG32_SOC15(GC, 0, mmCP_PFP_UCODE_ADDR, adev->gfx.pfp_fw_version);
2131 
2132 	/* CE */
2133 	fw_data = (const __le32 *)
2134 		(adev->gfx.ce_fw->data +
2135 		 le32_to_cpu(ce_hdr->header.ucode_array_offset_bytes));
2136 	fw_size = le32_to_cpu(ce_hdr->header.ucode_size_bytes) / 4;
2137 	WREG32_SOC15(GC, 0, mmCP_CE_UCODE_ADDR, 0);
2138 	for (i = 0; i < fw_size; i++)
2139 		WREG32_SOC15(GC, 0, mmCP_CE_UCODE_DATA, le32_to_cpup(fw_data++));
2140 	WREG32_SOC15(GC, 0, mmCP_CE_UCODE_ADDR, adev->gfx.ce_fw_version);
2141 
2142 	/* ME */
2143 	fw_data = (const __le32 *)
2144 		(adev->gfx.me_fw->data +
2145 		 le32_to_cpu(me_hdr->header.ucode_array_offset_bytes));
2146 	fw_size = le32_to_cpu(me_hdr->header.ucode_size_bytes) / 4;
2147 	WREG32_SOC15(GC, 0, mmCP_ME_RAM_WADDR, 0);
2148 	for (i = 0; i < fw_size; i++)
2149 		WREG32_SOC15(GC, 0, mmCP_ME_RAM_DATA, le32_to_cpup(fw_data++));
2150 	WREG32_SOC15(GC, 0, mmCP_ME_RAM_WADDR, adev->gfx.me_fw_version);
2151 
2152 	return 0;
2153 }
2154 
2155 static int gfx_v9_0_cp_gfx_start(struct amdgpu_device *adev)
2156 {
2157 	struct amdgpu_ring *ring = &adev->gfx.gfx_ring[0];
2158 	const struct cs_section_def *sect = NULL;
2159 	const struct cs_extent_def *ext = NULL;
2160 	int r, i, tmp;
2161 
2162 	/* init the CP */
2163 	WREG32_SOC15(GC, 0, mmCP_MAX_CONTEXT, adev->gfx.config.max_hw_contexts - 1);
2164 	WREG32_SOC15(GC, 0, mmCP_DEVICE_ID, 1);
2165 
2166 	gfx_v9_0_cp_gfx_enable(adev, true);
2167 
2168 	r = amdgpu_ring_alloc(ring, gfx_v9_0_get_csb_size(adev) + 4 + 3);
2169 	if (r) {
2170 		DRM_ERROR("amdgpu: cp failed to lock ring (%d).\n", r);
2171 		return r;
2172 	}
2173 
2174 	amdgpu_ring_write(ring, PACKET3(PACKET3_PREAMBLE_CNTL, 0));
2175 	amdgpu_ring_write(ring, PACKET3_PREAMBLE_BEGIN_CLEAR_STATE);
2176 
2177 	amdgpu_ring_write(ring, PACKET3(PACKET3_CONTEXT_CONTROL, 1));
2178 	amdgpu_ring_write(ring, 0x80000000);
2179 	amdgpu_ring_write(ring, 0x80000000);
2180 
2181 	for (sect = gfx9_cs_data; sect->section != NULL; ++sect) {
2182 		for (ext = sect->section; ext->extent != NULL; ++ext) {
2183 			if (sect->id == SECT_CONTEXT) {
2184 				amdgpu_ring_write(ring,
2185 				       PACKET3(PACKET3_SET_CONTEXT_REG,
2186 					       ext->reg_count));
2187 				amdgpu_ring_write(ring,
2188 				       ext->reg_index - PACKET3_SET_CONTEXT_REG_START);
2189 				for (i = 0; i < ext->reg_count; i++)
2190 					amdgpu_ring_write(ring, ext->extent[i]);
2191 			}
2192 		}
2193 	}
2194 
2195 	amdgpu_ring_write(ring, PACKET3(PACKET3_PREAMBLE_CNTL, 0));
2196 	amdgpu_ring_write(ring, PACKET3_PREAMBLE_END_CLEAR_STATE);
2197 
2198 	amdgpu_ring_write(ring, PACKET3(PACKET3_CLEAR_STATE, 0));
2199 	amdgpu_ring_write(ring, 0);
2200 
2201 	amdgpu_ring_write(ring, PACKET3(PACKET3_SET_BASE, 2));
2202 	amdgpu_ring_write(ring, PACKET3_BASE_INDEX(CE_PARTITION_BASE));
2203 	amdgpu_ring_write(ring, 0x8000);
2204 	amdgpu_ring_write(ring, 0x8000);
2205 
2206 	amdgpu_ring_write(ring, PACKET3(PACKET3_SET_UCONFIG_REG,1));
2207 	tmp = (PACKET3_SET_UCONFIG_REG_INDEX_TYPE |
2208 		(SOC15_REG_OFFSET(GC, 0, mmVGT_INDEX_TYPE) - PACKET3_SET_UCONFIG_REG_START));
2209 	amdgpu_ring_write(ring, tmp);
2210 	amdgpu_ring_write(ring, 0);
2211 
2212 	amdgpu_ring_commit(ring);
2213 
2214 	return 0;
2215 }
2216 
2217 static int gfx_v9_0_cp_gfx_resume(struct amdgpu_device *adev)
2218 {
2219 	struct amdgpu_ring *ring;
2220 	u32 tmp;
2221 	u32 rb_bufsz;
2222 	u64 rb_addr, rptr_addr, wptr_gpu_addr;
2223 
2224 	/* Set the write pointer delay */
2225 	WREG32_SOC15(GC, 0, mmCP_RB_WPTR_DELAY, 0);
2226 
2227 	/* set the RB to use vmid 0 */
2228 	WREG32_SOC15(GC, 0, mmCP_RB_VMID, 0);
2229 
2230 	/* Set ring buffer size */
2231 	ring = &adev->gfx.gfx_ring[0];
2232 	rb_bufsz = order_base_2(ring->ring_size / 8);
2233 	tmp = REG_SET_FIELD(0, CP_RB0_CNTL, RB_BUFSZ, rb_bufsz);
2234 	tmp = REG_SET_FIELD(tmp, CP_RB0_CNTL, RB_BLKSZ, rb_bufsz - 2);
2235 #ifdef __BIG_ENDIAN
2236 	tmp = REG_SET_FIELD(tmp, CP_RB0_CNTL, BUF_SWAP, 1);
2237 #endif
2238 	WREG32_SOC15(GC, 0, mmCP_RB0_CNTL, tmp);
2239 
2240 	/* Initialize the ring buffer's write pointers */
2241 	ring->wptr = 0;
2242 	WREG32_SOC15(GC, 0, mmCP_RB0_WPTR, lower_32_bits(ring->wptr));
2243 	WREG32_SOC15(GC, 0, mmCP_RB0_WPTR_HI, upper_32_bits(ring->wptr));
2244 
2245 	/* set the wb address wether it's enabled or not */
2246 	rptr_addr = adev->wb.gpu_addr + (ring->rptr_offs * 4);
2247 	WREG32_SOC15(GC, 0, mmCP_RB0_RPTR_ADDR, lower_32_bits(rptr_addr));
2248 	WREG32_SOC15(GC, 0, mmCP_RB0_RPTR_ADDR_HI, upper_32_bits(rptr_addr) & CP_RB_RPTR_ADDR_HI__RB_RPTR_ADDR_HI_MASK);
2249 
2250 	wptr_gpu_addr = adev->wb.gpu_addr + (ring->wptr_offs * 4);
2251 	WREG32_SOC15(GC, 0, mmCP_RB_WPTR_POLL_ADDR_LO, lower_32_bits(wptr_gpu_addr));
2252 	WREG32_SOC15(GC, 0, mmCP_RB_WPTR_POLL_ADDR_HI, upper_32_bits(wptr_gpu_addr));
2253 
2254 	mdelay(1);
2255 	WREG32_SOC15(GC, 0, mmCP_RB0_CNTL, tmp);
2256 
2257 	rb_addr = ring->gpu_addr >> 8;
2258 	WREG32_SOC15(GC, 0, mmCP_RB0_BASE, rb_addr);
2259 	WREG32_SOC15(GC, 0, mmCP_RB0_BASE_HI, upper_32_bits(rb_addr));
2260 
2261 	tmp = RREG32_SOC15(GC, 0, mmCP_RB_DOORBELL_CONTROL);
2262 	if (ring->use_doorbell) {
2263 		tmp = REG_SET_FIELD(tmp, CP_RB_DOORBELL_CONTROL,
2264 				    DOORBELL_OFFSET, ring->doorbell_index);
2265 		tmp = REG_SET_FIELD(tmp, CP_RB_DOORBELL_CONTROL,
2266 				    DOORBELL_EN, 1);
2267 	} else {
2268 		tmp = REG_SET_FIELD(tmp, CP_RB_DOORBELL_CONTROL, DOORBELL_EN, 0);
2269 	}
2270 	WREG32_SOC15(GC, 0, mmCP_RB_DOORBELL_CONTROL, tmp);
2271 
2272 	tmp = REG_SET_FIELD(0, CP_RB_DOORBELL_RANGE_LOWER,
2273 			DOORBELL_RANGE_LOWER, ring->doorbell_index);
2274 	WREG32_SOC15(GC, 0, mmCP_RB_DOORBELL_RANGE_LOWER, tmp);
2275 
2276 	WREG32_SOC15(GC, 0, mmCP_RB_DOORBELL_RANGE_UPPER,
2277 		       CP_RB_DOORBELL_RANGE_UPPER__DOORBELL_RANGE_UPPER_MASK);
2278 
2279 
2280 	/* start the ring */
2281 	gfx_v9_0_cp_gfx_start(adev);
2282 	ring->ready = true;
2283 
2284 	return 0;
2285 }
2286 
2287 static void gfx_v9_0_cp_compute_enable(struct amdgpu_device *adev, bool enable)
2288 {
2289 	int i;
2290 
2291 	if (enable) {
2292 		WREG32_SOC15(GC, 0, mmCP_MEC_CNTL, 0);
2293 	} else {
2294 		WREG32_SOC15(GC, 0, mmCP_MEC_CNTL,
2295 			(CP_MEC_CNTL__MEC_ME1_HALT_MASK | CP_MEC_CNTL__MEC_ME2_HALT_MASK));
2296 		for (i = 0; i < adev->gfx.num_compute_rings; i++)
2297 			adev->gfx.compute_ring[i].ready = false;
2298 		adev->gfx.kiq.ring.ready = false;
2299 	}
2300 	udelay(50);
2301 }
2302 
2303 static int gfx_v9_0_cp_compute_load_microcode(struct amdgpu_device *adev)
2304 {
2305 	const struct gfx_firmware_header_v1_0 *mec_hdr;
2306 	const __le32 *fw_data;
2307 	unsigned i;
2308 	u32 tmp;
2309 
2310 	if (!adev->gfx.mec_fw)
2311 		return -EINVAL;
2312 
2313 	gfx_v9_0_cp_compute_enable(adev, false);
2314 
2315 	mec_hdr = (const struct gfx_firmware_header_v1_0 *)adev->gfx.mec_fw->data;
2316 	amdgpu_ucode_print_gfx_hdr(&mec_hdr->header);
2317 
2318 	fw_data = (const __le32 *)
2319 		(adev->gfx.mec_fw->data +
2320 		 le32_to_cpu(mec_hdr->header.ucode_array_offset_bytes));
2321 	tmp = 0;
2322 	tmp = REG_SET_FIELD(tmp, CP_CPC_IC_BASE_CNTL, VMID, 0);
2323 	tmp = REG_SET_FIELD(tmp, CP_CPC_IC_BASE_CNTL, CACHE_POLICY, 0);
2324 	WREG32_SOC15(GC, 0, mmCP_CPC_IC_BASE_CNTL, tmp);
2325 
2326 	WREG32_SOC15(GC, 0, mmCP_CPC_IC_BASE_LO,
2327 		adev->gfx.mec.mec_fw_gpu_addr & 0xFFFFF000);
2328 	WREG32_SOC15(GC, 0, mmCP_CPC_IC_BASE_HI,
2329 		upper_32_bits(adev->gfx.mec.mec_fw_gpu_addr));
2330 
2331 	/* MEC1 */
2332 	WREG32_SOC15(GC, 0, mmCP_MEC_ME1_UCODE_ADDR,
2333 			 mec_hdr->jt_offset);
2334 	for (i = 0; i < mec_hdr->jt_size; i++)
2335 		WREG32_SOC15(GC, 0, mmCP_MEC_ME1_UCODE_DATA,
2336 			le32_to_cpup(fw_data + mec_hdr->jt_offset + i));
2337 
2338 	WREG32_SOC15(GC, 0, mmCP_MEC_ME1_UCODE_ADDR,
2339 			adev->gfx.mec_fw_version);
2340 	/* Todo : Loading MEC2 firmware is only necessary if MEC2 should run different microcode than MEC1. */
2341 
2342 	return 0;
2343 }
2344 
2345 /* KIQ functions */
2346 static void gfx_v9_0_kiq_setting(struct amdgpu_ring *ring)
2347 {
2348 	uint32_t tmp;
2349 	struct amdgpu_device *adev = ring->adev;
2350 
2351 	/* tell RLC which is KIQ queue */
2352 	tmp = RREG32_SOC15(GC, 0, mmRLC_CP_SCHEDULERS);
2353 	tmp &= 0xffffff00;
2354 	tmp |= (ring->me << 5) | (ring->pipe << 3) | (ring->queue);
2355 	WREG32_SOC15(GC, 0, mmRLC_CP_SCHEDULERS, tmp);
2356 	tmp |= 0x80;
2357 	WREG32_SOC15(GC, 0, mmRLC_CP_SCHEDULERS, tmp);
2358 }
2359 
2360 static int gfx_v9_0_kiq_kcq_enable(struct amdgpu_device *adev)
2361 {
2362 	struct amdgpu_ring *kiq_ring = &adev->gfx.kiq.ring;
2363 	uint32_t scratch, tmp = 0;
2364 	uint64_t queue_mask = 0;
2365 	int r, i;
2366 
2367 	for (i = 0; i < AMDGPU_MAX_COMPUTE_QUEUES; ++i) {
2368 		if (!test_bit(i, adev->gfx.mec.queue_bitmap))
2369 			continue;
2370 
2371 		/* This situation may be hit in the future if a new HW
2372 		 * generation exposes more than 64 queues. If so, the
2373 		 * definition of queue_mask needs updating */
2374 		if (WARN_ON(i >= (sizeof(queue_mask)*8))) {
2375 			DRM_ERROR("Invalid KCQ enabled: %d\n", i);
2376 			break;
2377 		}
2378 
2379 		queue_mask |= (1ull << i);
2380 	}
2381 
2382 	r = amdgpu_gfx_scratch_get(adev, &scratch);
2383 	if (r) {
2384 		DRM_ERROR("Failed to get scratch reg (%d).\n", r);
2385 		return r;
2386 	}
2387 	WREG32(scratch, 0xCAFEDEAD);
2388 
2389 	r = amdgpu_ring_alloc(kiq_ring, (7 * adev->gfx.num_compute_rings) + 11);
2390 	if (r) {
2391 		DRM_ERROR("Failed to lock KIQ (%d).\n", r);
2392 		amdgpu_gfx_scratch_free(adev, scratch);
2393 		return r;
2394 	}
2395 
2396 	/* set resources */
2397 	amdgpu_ring_write(kiq_ring, PACKET3(PACKET3_SET_RESOURCES, 6));
2398 	amdgpu_ring_write(kiq_ring, PACKET3_SET_RESOURCES_VMID_MASK(0) |
2399 			  PACKET3_SET_RESOURCES_QUEUE_TYPE(0));	/* vmid_mask:0 queue_type:0 (KIQ) */
2400 	amdgpu_ring_write(kiq_ring, lower_32_bits(queue_mask));	/* queue mask lo */
2401 	amdgpu_ring_write(kiq_ring, upper_32_bits(queue_mask));	/* queue mask hi */
2402 	amdgpu_ring_write(kiq_ring, 0);	/* gws mask lo */
2403 	amdgpu_ring_write(kiq_ring, 0);	/* gws mask hi */
2404 	amdgpu_ring_write(kiq_ring, 0);	/* oac mask */
2405 	amdgpu_ring_write(kiq_ring, 0);	/* gds heap base:0, gds heap size:0 */
2406 	for (i = 0; i < adev->gfx.num_compute_rings; i++) {
2407 		struct amdgpu_ring *ring = &adev->gfx.compute_ring[i];
2408 		uint64_t mqd_addr = amdgpu_bo_gpu_offset(ring->mqd_obj);
2409 		uint64_t wptr_addr = adev->wb.gpu_addr + (ring->wptr_offs * 4);
2410 
2411 		amdgpu_ring_write(kiq_ring, PACKET3(PACKET3_MAP_QUEUES, 5));
2412 		/* Q_sel:0, vmid:0, vidmem: 1, engine:0, num_Q:1*/
2413 		amdgpu_ring_write(kiq_ring, /* Q_sel: 0, vmid: 0, engine: 0, num_Q: 1 */
2414 				  PACKET3_MAP_QUEUES_QUEUE_SEL(0) | /* Queue_Sel */
2415 				  PACKET3_MAP_QUEUES_VMID(0) | /* VMID */
2416 				  PACKET3_MAP_QUEUES_QUEUE(ring->queue) |
2417 				  PACKET3_MAP_QUEUES_PIPE(ring->pipe) |
2418 				  PACKET3_MAP_QUEUES_ME((ring->me == 1 ? 0 : 1)) |
2419 				  PACKET3_MAP_QUEUES_QUEUE_TYPE(0) | /*queue_type: normal compute queue */
2420 				  PACKET3_MAP_QUEUES_ALLOC_FORMAT(1) | /* alloc format: all_on_one_pipe */
2421 				  PACKET3_MAP_QUEUES_ENGINE_SEL(0) | /* engine_sel: compute */
2422 				  PACKET3_MAP_QUEUES_NUM_QUEUES(1)); /* num_queues: must be 1 */
2423 		amdgpu_ring_write(kiq_ring, PACKET3_MAP_QUEUES_DOORBELL_OFFSET(ring->doorbell_index));
2424 		amdgpu_ring_write(kiq_ring, lower_32_bits(mqd_addr));
2425 		amdgpu_ring_write(kiq_ring, upper_32_bits(mqd_addr));
2426 		amdgpu_ring_write(kiq_ring, lower_32_bits(wptr_addr));
2427 		amdgpu_ring_write(kiq_ring, upper_32_bits(wptr_addr));
2428 	}
2429 	/* write to scratch for completion */
2430 	amdgpu_ring_write(kiq_ring, PACKET3(PACKET3_SET_UCONFIG_REG, 1));
2431 	amdgpu_ring_write(kiq_ring, (scratch - PACKET3_SET_UCONFIG_REG_START));
2432 	amdgpu_ring_write(kiq_ring, 0xDEADBEEF);
2433 	amdgpu_ring_commit(kiq_ring);
2434 
2435 	for (i = 0; i < adev->usec_timeout; i++) {
2436 		tmp = RREG32(scratch);
2437 		if (tmp == 0xDEADBEEF)
2438 			break;
2439 		DRM_UDELAY(1);
2440 	}
2441 	if (i >= adev->usec_timeout) {
2442 		DRM_ERROR("KCQ enable failed (scratch(0x%04X)=0x%08X)\n",
2443 			  scratch, tmp);
2444 		r = -EINVAL;
2445 	}
2446 	amdgpu_gfx_scratch_free(adev, scratch);
2447 
2448 	return r;
2449 }
2450 
2451 static int gfx_v9_0_mqd_init(struct amdgpu_ring *ring)
2452 {
2453 	struct amdgpu_device *adev = ring->adev;
2454 	struct v9_mqd *mqd = ring->mqd_ptr;
2455 	uint64_t hqd_gpu_addr, wb_gpu_addr, eop_base_addr;
2456 	uint32_t tmp;
2457 
2458 	mqd->header = 0xC0310800;
2459 	mqd->compute_pipelinestat_enable = 0x00000001;
2460 	mqd->compute_static_thread_mgmt_se0 = 0xffffffff;
2461 	mqd->compute_static_thread_mgmt_se1 = 0xffffffff;
2462 	mqd->compute_static_thread_mgmt_se2 = 0xffffffff;
2463 	mqd->compute_static_thread_mgmt_se3 = 0xffffffff;
2464 	mqd->compute_misc_reserved = 0x00000003;
2465 
2466 	eop_base_addr = ring->eop_gpu_addr >> 8;
2467 	mqd->cp_hqd_eop_base_addr_lo = eop_base_addr;
2468 	mqd->cp_hqd_eop_base_addr_hi = upper_32_bits(eop_base_addr);
2469 
2470 	/* set the EOP size, register value is 2^(EOP_SIZE+1) dwords */
2471 	tmp = RREG32_SOC15(GC, 0, mmCP_HQD_EOP_CONTROL);
2472 	tmp = REG_SET_FIELD(tmp, CP_HQD_EOP_CONTROL, EOP_SIZE,
2473 			(order_base_2(GFX9_MEC_HPD_SIZE / 4) - 1));
2474 
2475 	mqd->cp_hqd_eop_control = tmp;
2476 
2477 	/* enable doorbell? */
2478 	tmp = RREG32_SOC15(GC, 0, mmCP_HQD_PQ_DOORBELL_CONTROL);
2479 
2480 	if (ring->use_doorbell) {
2481 		tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_DOORBELL_CONTROL,
2482 				    DOORBELL_OFFSET, ring->doorbell_index);
2483 		tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_DOORBELL_CONTROL,
2484 				    DOORBELL_EN, 1);
2485 		tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_DOORBELL_CONTROL,
2486 				    DOORBELL_SOURCE, 0);
2487 		tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_DOORBELL_CONTROL,
2488 				    DOORBELL_HIT, 0);
2489 	}
2490 	else
2491 		tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_DOORBELL_CONTROL,
2492 					 DOORBELL_EN, 0);
2493 
2494 	mqd->cp_hqd_pq_doorbell_control = tmp;
2495 
2496 	/* disable the queue if it's active */
2497 	ring->wptr = 0;
2498 	mqd->cp_hqd_dequeue_request = 0;
2499 	mqd->cp_hqd_pq_rptr = 0;
2500 	mqd->cp_hqd_pq_wptr_lo = 0;
2501 	mqd->cp_hqd_pq_wptr_hi = 0;
2502 
2503 	/* set the pointer to the MQD */
2504 	mqd->cp_mqd_base_addr_lo = ring->mqd_gpu_addr & 0xfffffffc;
2505 	mqd->cp_mqd_base_addr_hi = upper_32_bits(ring->mqd_gpu_addr);
2506 
2507 	/* set MQD vmid to 0 */
2508 	tmp = RREG32_SOC15(GC, 0, mmCP_MQD_CONTROL);
2509 	tmp = REG_SET_FIELD(tmp, CP_MQD_CONTROL, VMID, 0);
2510 	mqd->cp_mqd_control = tmp;
2511 
2512 	/* set the pointer to the HQD, this is similar CP_RB0_BASE/_HI */
2513 	hqd_gpu_addr = ring->gpu_addr >> 8;
2514 	mqd->cp_hqd_pq_base_lo = hqd_gpu_addr;
2515 	mqd->cp_hqd_pq_base_hi = upper_32_bits(hqd_gpu_addr);
2516 
2517 	/* set up the HQD, this is similar to CP_RB0_CNTL */
2518 	tmp = RREG32_SOC15(GC, 0, mmCP_HQD_PQ_CONTROL);
2519 	tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_CONTROL, QUEUE_SIZE,
2520 			    (order_base_2(ring->ring_size / 4) - 1));
2521 	tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_CONTROL, RPTR_BLOCK_SIZE,
2522 			((order_base_2(AMDGPU_GPU_PAGE_SIZE / 4) - 1) << 8));
2523 #ifdef __BIG_ENDIAN
2524 	tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_CONTROL, ENDIAN_SWAP, 1);
2525 #endif
2526 	tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_CONTROL, UNORD_DISPATCH, 0);
2527 	tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_CONTROL, ROQ_PQ_IB_FLIP, 0);
2528 	tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_CONTROL, PRIV_STATE, 1);
2529 	tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_CONTROL, KMD_QUEUE, 1);
2530 	mqd->cp_hqd_pq_control = tmp;
2531 
2532 	/* set the wb address whether it's enabled or not */
2533 	wb_gpu_addr = adev->wb.gpu_addr + (ring->rptr_offs * 4);
2534 	mqd->cp_hqd_pq_rptr_report_addr_lo = wb_gpu_addr & 0xfffffffc;
2535 	mqd->cp_hqd_pq_rptr_report_addr_hi =
2536 		upper_32_bits(wb_gpu_addr) & 0xffff;
2537 
2538 	/* only used if CP_PQ_WPTR_POLL_CNTL.CP_PQ_WPTR_POLL_CNTL__EN_MASK=1 */
2539 	wb_gpu_addr = adev->wb.gpu_addr + (ring->wptr_offs * 4);
2540 	mqd->cp_hqd_pq_wptr_poll_addr_lo = wb_gpu_addr & 0xfffffffc;
2541 	mqd->cp_hqd_pq_wptr_poll_addr_hi = upper_32_bits(wb_gpu_addr) & 0xffff;
2542 
2543 	tmp = 0;
2544 	/* enable the doorbell if requested */
2545 	if (ring->use_doorbell) {
2546 		tmp = RREG32_SOC15(GC, 0, mmCP_HQD_PQ_DOORBELL_CONTROL);
2547 		tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_DOORBELL_CONTROL,
2548 				DOORBELL_OFFSET, ring->doorbell_index);
2549 
2550 		tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_DOORBELL_CONTROL,
2551 					 DOORBELL_EN, 1);
2552 		tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_DOORBELL_CONTROL,
2553 					 DOORBELL_SOURCE, 0);
2554 		tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_DOORBELL_CONTROL,
2555 					 DOORBELL_HIT, 0);
2556 	}
2557 
2558 	mqd->cp_hqd_pq_doorbell_control = tmp;
2559 
2560 	/* reset read and write pointers, similar to CP_RB0_WPTR/_RPTR */
2561 	ring->wptr = 0;
2562 	mqd->cp_hqd_pq_rptr = RREG32_SOC15(GC, 0, mmCP_HQD_PQ_RPTR);
2563 
2564 	/* set the vmid for the queue */
2565 	mqd->cp_hqd_vmid = 0;
2566 
2567 	tmp = RREG32_SOC15(GC, 0, mmCP_HQD_PERSISTENT_STATE);
2568 	tmp = REG_SET_FIELD(tmp, CP_HQD_PERSISTENT_STATE, PRELOAD_SIZE, 0x53);
2569 	mqd->cp_hqd_persistent_state = tmp;
2570 
2571 	/* set MIN_IB_AVAIL_SIZE */
2572 	tmp = RREG32_SOC15(GC, 0, mmCP_HQD_IB_CONTROL);
2573 	tmp = REG_SET_FIELD(tmp, CP_HQD_IB_CONTROL, MIN_IB_AVAIL_SIZE, 3);
2574 	mqd->cp_hqd_ib_control = tmp;
2575 
2576 	/* activate the queue */
2577 	mqd->cp_hqd_active = 1;
2578 
2579 	return 0;
2580 }
2581 
2582 static int gfx_v9_0_kiq_init_register(struct amdgpu_ring *ring)
2583 {
2584 	struct amdgpu_device *adev = ring->adev;
2585 	struct v9_mqd *mqd = ring->mqd_ptr;
2586 	int j;
2587 
2588 	/* disable wptr polling */
2589 	WREG32_FIELD15(GC, 0, CP_PQ_WPTR_POLL_CNTL, EN, 0);
2590 
2591 	WREG32_SOC15(GC, 0, mmCP_HQD_EOP_BASE_ADDR,
2592 	       mqd->cp_hqd_eop_base_addr_lo);
2593 	WREG32_SOC15(GC, 0, mmCP_HQD_EOP_BASE_ADDR_HI,
2594 	       mqd->cp_hqd_eop_base_addr_hi);
2595 
2596 	/* set the EOP size, register value is 2^(EOP_SIZE+1) dwords */
2597 	WREG32_SOC15(GC, 0, mmCP_HQD_EOP_CONTROL,
2598 	       mqd->cp_hqd_eop_control);
2599 
2600 	/* enable doorbell? */
2601 	WREG32_SOC15(GC, 0, mmCP_HQD_PQ_DOORBELL_CONTROL,
2602 	       mqd->cp_hqd_pq_doorbell_control);
2603 
2604 	/* disable the queue if it's active */
2605 	if (RREG32_SOC15(GC, 0, mmCP_HQD_ACTIVE) & 1) {
2606 		WREG32_SOC15(GC, 0, mmCP_HQD_DEQUEUE_REQUEST, 1);
2607 		for (j = 0; j < adev->usec_timeout; j++) {
2608 			if (!(RREG32_SOC15(GC, 0, mmCP_HQD_ACTIVE) & 1))
2609 				break;
2610 			udelay(1);
2611 		}
2612 		WREG32_SOC15(GC, 0, mmCP_HQD_DEQUEUE_REQUEST,
2613 		       mqd->cp_hqd_dequeue_request);
2614 		WREG32_SOC15(GC, 0, mmCP_HQD_PQ_RPTR,
2615 		       mqd->cp_hqd_pq_rptr);
2616 		WREG32_SOC15(GC, 0, mmCP_HQD_PQ_WPTR_LO,
2617 		       mqd->cp_hqd_pq_wptr_lo);
2618 		WREG32_SOC15(GC, 0, mmCP_HQD_PQ_WPTR_HI,
2619 		       mqd->cp_hqd_pq_wptr_hi);
2620 	}
2621 
2622 	/* set the pointer to the MQD */
2623 	WREG32_SOC15(GC, 0, mmCP_MQD_BASE_ADDR,
2624 	       mqd->cp_mqd_base_addr_lo);
2625 	WREG32_SOC15(GC, 0, mmCP_MQD_BASE_ADDR_HI,
2626 	       mqd->cp_mqd_base_addr_hi);
2627 
2628 	/* set MQD vmid to 0 */
2629 	WREG32_SOC15(GC, 0, mmCP_MQD_CONTROL,
2630 	       mqd->cp_mqd_control);
2631 
2632 	/* set the pointer to the HQD, this is similar CP_RB0_BASE/_HI */
2633 	WREG32_SOC15(GC, 0, mmCP_HQD_PQ_BASE,
2634 	       mqd->cp_hqd_pq_base_lo);
2635 	WREG32_SOC15(GC, 0, mmCP_HQD_PQ_BASE_HI,
2636 	       mqd->cp_hqd_pq_base_hi);
2637 
2638 	/* set up the HQD, this is similar to CP_RB0_CNTL */
2639 	WREG32_SOC15(GC, 0, mmCP_HQD_PQ_CONTROL,
2640 	       mqd->cp_hqd_pq_control);
2641 
2642 	/* set the wb address whether it's enabled or not */
2643 	WREG32_SOC15(GC, 0, mmCP_HQD_PQ_RPTR_REPORT_ADDR,
2644 				mqd->cp_hqd_pq_rptr_report_addr_lo);
2645 	WREG32_SOC15(GC, 0, mmCP_HQD_PQ_RPTR_REPORT_ADDR_HI,
2646 				mqd->cp_hqd_pq_rptr_report_addr_hi);
2647 
2648 	/* only used if CP_PQ_WPTR_POLL_CNTL.CP_PQ_WPTR_POLL_CNTL__EN_MASK=1 */
2649 	WREG32_SOC15(GC, 0, mmCP_HQD_PQ_WPTR_POLL_ADDR,
2650 	       mqd->cp_hqd_pq_wptr_poll_addr_lo);
2651 	WREG32_SOC15(GC, 0, mmCP_HQD_PQ_WPTR_POLL_ADDR_HI,
2652 	       mqd->cp_hqd_pq_wptr_poll_addr_hi);
2653 
2654 	/* enable the doorbell if requested */
2655 	if (ring->use_doorbell) {
2656 		WREG32_SOC15(GC, 0, mmCP_MEC_DOORBELL_RANGE_LOWER,
2657 					(AMDGPU_DOORBELL64_KIQ *2) << 2);
2658 		WREG32_SOC15(GC, 0, mmCP_MEC_DOORBELL_RANGE_UPPER,
2659 					(AMDGPU_DOORBELL64_USERQUEUE_END * 2) << 2);
2660 	}
2661 
2662 	WREG32_SOC15(GC, 0, mmCP_HQD_PQ_DOORBELL_CONTROL,
2663 	       mqd->cp_hqd_pq_doorbell_control);
2664 
2665 	/* reset read and write pointers, similar to CP_RB0_WPTR/_RPTR */
2666 	WREG32_SOC15(GC, 0, mmCP_HQD_PQ_WPTR_LO,
2667 	       mqd->cp_hqd_pq_wptr_lo);
2668 	WREG32_SOC15(GC, 0, mmCP_HQD_PQ_WPTR_HI,
2669 	       mqd->cp_hqd_pq_wptr_hi);
2670 
2671 	/* set the vmid for the queue */
2672 	WREG32_SOC15(GC, 0, mmCP_HQD_VMID, mqd->cp_hqd_vmid);
2673 
2674 	WREG32_SOC15(GC, 0, mmCP_HQD_PERSISTENT_STATE,
2675 	       mqd->cp_hqd_persistent_state);
2676 
2677 	/* activate the queue */
2678 	WREG32_SOC15(GC, 0, mmCP_HQD_ACTIVE,
2679 	       mqd->cp_hqd_active);
2680 
2681 	if (ring->use_doorbell)
2682 		WREG32_FIELD15(GC, 0, CP_PQ_STATUS, DOORBELL_ENABLE, 1);
2683 
2684 	return 0;
2685 }
2686 
2687 static int gfx_v9_0_kiq_init_queue(struct amdgpu_ring *ring)
2688 {
2689 	struct amdgpu_device *adev = ring->adev;
2690 	struct v9_mqd *mqd = ring->mqd_ptr;
2691 	int mqd_idx = AMDGPU_MAX_COMPUTE_RINGS;
2692 
2693 	gfx_v9_0_kiq_setting(ring);
2694 
2695 	if (adev->gfx.in_reset) { /* for GPU_RESET case */
2696 		/* reset MQD to a clean status */
2697 		if (adev->gfx.mec.mqd_backup[mqd_idx])
2698 			memcpy(mqd, adev->gfx.mec.mqd_backup[mqd_idx], sizeof(*mqd));
2699 
2700 		/* reset ring buffer */
2701 		ring->wptr = 0;
2702 		amdgpu_ring_clear_ring(ring);
2703 
2704 		mutex_lock(&adev->srbm_mutex);
2705 		soc15_grbm_select(adev, ring->me, ring->pipe, ring->queue, 0);
2706 		gfx_v9_0_kiq_init_register(ring);
2707 		soc15_grbm_select(adev, 0, 0, 0, 0);
2708 		mutex_unlock(&adev->srbm_mutex);
2709 	} else {
2710 		memset((void *)mqd, 0, sizeof(*mqd));
2711 		mutex_lock(&adev->srbm_mutex);
2712 		soc15_grbm_select(adev, ring->me, ring->pipe, ring->queue, 0);
2713 		gfx_v9_0_mqd_init(ring);
2714 		gfx_v9_0_kiq_init_register(ring);
2715 		soc15_grbm_select(adev, 0, 0, 0, 0);
2716 		mutex_unlock(&adev->srbm_mutex);
2717 
2718 		if (adev->gfx.mec.mqd_backup[mqd_idx])
2719 			memcpy(adev->gfx.mec.mqd_backup[mqd_idx], mqd, sizeof(*mqd));
2720 	}
2721 
2722 	return 0;
2723 }
2724 
2725 static int gfx_v9_0_kcq_init_queue(struct amdgpu_ring *ring)
2726 {
2727 	struct amdgpu_device *adev = ring->adev;
2728 	struct v9_mqd *mqd = ring->mqd_ptr;
2729 	int mqd_idx = ring - &adev->gfx.compute_ring[0];
2730 
2731 	if (!adev->gfx.in_reset && !adev->gfx.in_suspend) {
2732 		memset((void *)mqd, 0, sizeof(*mqd));
2733 		mutex_lock(&adev->srbm_mutex);
2734 		soc15_grbm_select(adev, ring->me, ring->pipe, ring->queue, 0);
2735 		gfx_v9_0_mqd_init(ring);
2736 		soc15_grbm_select(adev, 0, 0, 0, 0);
2737 		mutex_unlock(&adev->srbm_mutex);
2738 
2739 		if (adev->gfx.mec.mqd_backup[mqd_idx])
2740 			memcpy(adev->gfx.mec.mqd_backup[mqd_idx], mqd, sizeof(*mqd));
2741 	} else if (adev->gfx.in_reset) { /* for GPU_RESET case */
2742 		/* reset MQD to a clean status */
2743 		if (adev->gfx.mec.mqd_backup[mqd_idx])
2744 			memcpy(mqd, adev->gfx.mec.mqd_backup[mqd_idx], sizeof(*mqd));
2745 
2746 		/* reset ring buffer */
2747 		ring->wptr = 0;
2748 		amdgpu_ring_clear_ring(ring);
2749 	} else {
2750 		amdgpu_ring_clear_ring(ring);
2751 	}
2752 
2753 	return 0;
2754 }
2755 
2756 static int gfx_v9_0_kiq_resume(struct amdgpu_device *adev)
2757 {
2758 	struct amdgpu_ring *ring = NULL;
2759 	int r = 0, i;
2760 
2761 	gfx_v9_0_cp_compute_enable(adev, true);
2762 
2763 	ring = &adev->gfx.kiq.ring;
2764 
2765 	r = amdgpu_bo_reserve(ring->mqd_obj, false);
2766 	if (unlikely(r != 0))
2767 		goto done;
2768 
2769 	r = amdgpu_bo_kmap(ring->mqd_obj, (void **)&ring->mqd_ptr);
2770 	if (!r) {
2771 		r = gfx_v9_0_kiq_init_queue(ring);
2772 		amdgpu_bo_kunmap(ring->mqd_obj);
2773 		ring->mqd_ptr = NULL;
2774 	}
2775 	amdgpu_bo_unreserve(ring->mqd_obj);
2776 	if (r)
2777 		goto done;
2778 
2779 	for (i = 0; i < adev->gfx.num_compute_rings; i++) {
2780 		ring = &adev->gfx.compute_ring[i];
2781 
2782 		r = amdgpu_bo_reserve(ring->mqd_obj, false);
2783 		if (unlikely(r != 0))
2784 			goto done;
2785 		r = amdgpu_bo_kmap(ring->mqd_obj, (void **)&ring->mqd_ptr);
2786 		if (!r) {
2787 			r = gfx_v9_0_kcq_init_queue(ring);
2788 			amdgpu_bo_kunmap(ring->mqd_obj);
2789 			ring->mqd_ptr = NULL;
2790 		}
2791 		amdgpu_bo_unreserve(ring->mqd_obj);
2792 		if (r)
2793 			goto done;
2794 	}
2795 
2796 	r = gfx_v9_0_kiq_kcq_enable(adev);
2797 done:
2798 	return r;
2799 }
2800 
2801 static int gfx_v9_0_cp_resume(struct amdgpu_device *adev)
2802 {
2803 	int r, i;
2804 	struct amdgpu_ring *ring;
2805 
2806 	if (!(adev->flags & AMD_IS_APU))
2807 		gfx_v9_0_enable_gui_idle_interrupt(adev, false);
2808 
2809 	if (adev->firmware.load_type != AMDGPU_FW_LOAD_PSP) {
2810 		/* legacy firmware loading */
2811 		r = gfx_v9_0_cp_gfx_load_microcode(adev);
2812 		if (r)
2813 			return r;
2814 
2815 		r = gfx_v9_0_cp_compute_load_microcode(adev);
2816 		if (r)
2817 			return r;
2818 	}
2819 
2820 	r = gfx_v9_0_cp_gfx_resume(adev);
2821 	if (r)
2822 		return r;
2823 
2824 	r = gfx_v9_0_kiq_resume(adev);
2825 	if (r)
2826 		return r;
2827 
2828 	ring = &adev->gfx.gfx_ring[0];
2829 	r = amdgpu_ring_test_ring(ring);
2830 	if (r) {
2831 		ring->ready = false;
2832 		return r;
2833 	}
2834 
2835 	ring = &adev->gfx.kiq.ring;
2836 	ring->ready = true;
2837 	r = amdgpu_ring_test_ring(ring);
2838 	if (r)
2839 		ring->ready = false;
2840 
2841 	for (i = 0; i < adev->gfx.num_compute_rings; i++) {
2842 		ring = &adev->gfx.compute_ring[i];
2843 
2844 		ring->ready = true;
2845 		r = amdgpu_ring_test_ring(ring);
2846 		if (r)
2847 			ring->ready = false;
2848 	}
2849 
2850 	gfx_v9_0_enable_gui_idle_interrupt(adev, true);
2851 
2852 	return 0;
2853 }
2854 
2855 static void gfx_v9_0_cp_enable(struct amdgpu_device *adev, bool enable)
2856 {
2857 	gfx_v9_0_cp_gfx_enable(adev, enable);
2858 	gfx_v9_0_cp_compute_enable(adev, enable);
2859 }
2860 
2861 static int gfx_v9_0_hw_init(void *handle)
2862 {
2863 	int r;
2864 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
2865 
2866 	gfx_v9_0_init_golden_registers(adev);
2867 
2868 	gfx_v9_0_gpu_init(adev);
2869 
2870 	r = gfx_v9_0_rlc_resume(adev);
2871 	if (r)
2872 		return r;
2873 
2874 	r = gfx_v9_0_cp_resume(adev);
2875 	if (r)
2876 		return r;
2877 
2878 	r = gfx_v9_0_ngg_en(adev);
2879 	if (r)
2880 		return r;
2881 
2882 	return r;
2883 }
2884 
2885 static int gfx_v9_0_hw_fini(void *handle)
2886 {
2887 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
2888 
2889 	amdgpu_irq_put(adev, &adev->gfx.priv_reg_irq, 0);
2890 	amdgpu_irq_put(adev, &adev->gfx.priv_inst_irq, 0);
2891 	if (amdgpu_sriov_vf(adev)) {
2892 		pr_debug("For SRIOV client, shouldn't do anything.\n");
2893 		return 0;
2894 	}
2895 	gfx_v9_0_cp_enable(adev, false);
2896 	gfx_v9_0_rlc_stop(adev);
2897 
2898 	return 0;
2899 }
2900 
2901 static int gfx_v9_0_suspend(void *handle)
2902 {
2903 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
2904 
2905 	adev->gfx.in_suspend = true;
2906 	return gfx_v9_0_hw_fini(adev);
2907 }
2908 
2909 static int gfx_v9_0_resume(void *handle)
2910 {
2911 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
2912 	int r;
2913 
2914 	r = gfx_v9_0_hw_init(adev);
2915 	adev->gfx.in_suspend = false;
2916 	return r;
2917 }
2918 
2919 static bool gfx_v9_0_is_idle(void *handle)
2920 {
2921 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
2922 
2923 	if (REG_GET_FIELD(RREG32_SOC15(GC, 0, mmGRBM_STATUS),
2924 				GRBM_STATUS, GUI_ACTIVE))
2925 		return false;
2926 	else
2927 		return true;
2928 }
2929 
2930 static int gfx_v9_0_wait_for_idle(void *handle)
2931 {
2932 	unsigned i;
2933 	u32 tmp;
2934 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
2935 
2936 	for (i = 0; i < adev->usec_timeout; i++) {
2937 		/* read MC_STATUS */
2938 		tmp = RREG32_SOC15(GC, 0, mmGRBM_STATUS) &
2939 			GRBM_STATUS__GUI_ACTIVE_MASK;
2940 
2941 		if (!REG_GET_FIELD(tmp, GRBM_STATUS, GUI_ACTIVE))
2942 			return 0;
2943 		udelay(1);
2944 	}
2945 	return -ETIMEDOUT;
2946 }
2947 
2948 static int gfx_v9_0_soft_reset(void *handle)
2949 {
2950 	u32 grbm_soft_reset = 0;
2951 	u32 tmp;
2952 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
2953 
2954 	/* GRBM_STATUS */
2955 	tmp = RREG32_SOC15(GC, 0, mmGRBM_STATUS);
2956 	if (tmp & (GRBM_STATUS__PA_BUSY_MASK | GRBM_STATUS__SC_BUSY_MASK |
2957 		   GRBM_STATUS__BCI_BUSY_MASK | GRBM_STATUS__SX_BUSY_MASK |
2958 		   GRBM_STATUS__TA_BUSY_MASK | GRBM_STATUS__VGT_BUSY_MASK |
2959 		   GRBM_STATUS__DB_BUSY_MASK | GRBM_STATUS__CB_BUSY_MASK |
2960 		   GRBM_STATUS__GDS_BUSY_MASK | GRBM_STATUS__SPI_BUSY_MASK |
2961 		   GRBM_STATUS__IA_BUSY_MASK | GRBM_STATUS__IA_BUSY_NO_DMA_MASK)) {
2962 		grbm_soft_reset = REG_SET_FIELD(grbm_soft_reset,
2963 						GRBM_SOFT_RESET, SOFT_RESET_CP, 1);
2964 		grbm_soft_reset = REG_SET_FIELD(grbm_soft_reset,
2965 						GRBM_SOFT_RESET, SOFT_RESET_GFX, 1);
2966 	}
2967 
2968 	if (tmp & (GRBM_STATUS__CP_BUSY_MASK | GRBM_STATUS__CP_COHERENCY_BUSY_MASK)) {
2969 		grbm_soft_reset = REG_SET_FIELD(grbm_soft_reset,
2970 						GRBM_SOFT_RESET, SOFT_RESET_CP, 1);
2971 	}
2972 
2973 	/* GRBM_STATUS2 */
2974 	tmp = RREG32_SOC15(GC, 0, mmGRBM_STATUS2);
2975 	if (REG_GET_FIELD(tmp, GRBM_STATUS2, RLC_BUSY))
2976 		grbm_soft_reset = REG_SET_FIELD(grbm_soft_reset,
2977 						GRBM_SOFT_RESET, SOFT_RESET_RLC, 1);
2978 
2979 
2980 	if (grbm_soft_reset) {
2981 		/* stop the rlc */
2982 		gfx_v9_0_rlc_stop(adev);
2983 
2984 		/* Disable GFX parsing/prefetching */
2985 		gfx_v9_0_cp_gfx_enable(adev, false);
2986 
2987 		/* Disable MEC parsing/prefetching */
2988 		gfx_v9_0_cp_compute_enable(adev, false);
2989 
2990 		if (grbm_soft_reset) {
2991 			tmp = RREG32_SOC15(GC, 0, mmGRBM_SOFT_RESET);
2992 			tmp |= grbm_soft_reset;
2993 			dev_info(adev->dev, "GRBM_SOFT_RESET=0x%08X\n", tmp);
2994 			WREG32_SOC15(GC, 0, mmGRBM_SOFT_RESET, tmp);
2995 			tmp = RREG32_SOC15(GC, 0, mmGRBM_SOFT_RESET);
2996 
2997 			udelay(50);
2998 
2999 			tmp &= ~grbm_soft_reset;
3000 			WREG32_SOC15(GC, 0, mmGRBM_SOFT_RESET, tmp);
3001 			tmp = RREG32_SOC15(GC, 0, mmGRBM_SOFT_RESET);
3002 		}
3003 
3004 		/* Wait a little for things to settle down */
3005 		udelay(50);
3006 	}
3007 	return 0;
3008 }
3009 
3010 static uint64_t gfx_v9_0_get_gpu_clock_counter(struct amdgpu_device *adev)
3011 {
3012 	uint64_t clock;
3013 
3014 	mutex_lock(&adev->gfx.gpu_clock_mutex);
3015 	WREG32_SOC15(GC, 0, mmRLC_CAPTURE_GPU_CLOCK_COUNT, 1);
3016 	clock = (uint64_t)RREG32_SOC15(GC, 0, mmRLC_GPU_CLOCK_COUNT_LSB) |
3017 		((uint64_t)RREG32_SOC15(GC, 0, mmRLC_GPU_CLOCK_COUNT_MSB) << 32ULL);
3018 	mutex_unlock(&adev->gfx.gpu_clock_mutex);
3019 	return clock;
3020 }
3021 
3022 static void gfx_v9_0_ring_emit_gds_switch(struct amdgpu_ring *ring,
3023 					  uint32_t vmid,
3024 					  uint32_t gds_base, uint32_t gds_size,
3025 					  uint32_t gws_base, uint32_t gws_size,
3026 					  uint32_t oa_base, uint32_t oa_size)
3027 {
3028 	gds_base = gds_base >> AMDGPU_GDS_SHIFT;
3029 	gds_size = gds_size >> AMDGPU_GDS_SHIFT;
3030 
3031 	gws_base = gws_base >> AMDGPU_GWS_SHIFT;
3032 	gws_size = gws_size >> AMDGPU_GWS_SHIFT;
3033 
3034 	oa_base = oa_base >> AMDGPU_OA_SHIFT;
3035 	oa_size = oa_size >> AMDGPU_OA_SHIFT;
3036 
3037 	/* GDS Base */
3038 	gfx_v9_0_write_data_to_reg(ring, 0, false,
3039 				   amdgpu_gds_reg_offset[vmid].mem_base,
3040 				   gds_base);
3041 
3042 	/* GDS Size */
3043 	gfx_v9_0_write_data_to_reg(ring, 0, false,
3044 				   amdgpu_gds_reg_offset[vmid].mem_size,
3045 				   gds_size);
3046 
3047 	/* GWS */
3048 	gfx_v9_0_write_data_to_reg(ring, 0, false,
3049 				   amdgpu_gds_reg_offset[vmid].gws,
3050 				   gws_size << GDS_GWS_VMID0__SIZE__SHIFT | gws_base);
3051 
3052 	/* OA */
3053 	gfx_v9_0_write_data_to_reg(ring, 0, false,
3054 				   amdgpu_gds_reg_offset[vmid].oa,
3055 				   (1 << (oa_size + oa_base)) - (1 << oa_base));
3056 }
3057 
3058 static int gfx_v9_0_early_init(void *handle)
3059 {
3060 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
3061 
3062 	adev->gfx.num_gfx_rings = GFX9_NUM_GFX_RINGS;
3063 	adev->gfx.num_compute_rings = AMDGPU_MAX_COMPUTE_RINGS;
3064 	gfx_v9_0_set_ring_funcs(adev);
3065 	gfx_v9_0_set_irq_funcs(adev);
3066 	gfx_v9_0_set_gds_init(adev);
3067 	gfx_v9_0_set_rlc_funcs(adev);
3068 
3069 	return 0;
3070 }
3071 
3072 static int gfx_v9_0_late_init(void *handle)
3073 {
3074 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
3075 	int r;
3076 
3077 	r = amdgpu_irq_get(adev, &adev->gfx.priv_reg_irq, 0);
3078 	if (r)
3079 		return r;
3080 
3081 	r = amdgpu_irq_get(adev, &adev->gfx.priv_inst_irq, 0);
3082 	if (r)
3083 		return r;
3084 
3085 	return 0;
3086 }
3087 
3088 static void gfx_v9_0_enter_rlc_safe_mode(struct amdgpu_device *adev)
3089 {
3090 	uint32_t rlc_setting, data;
3091 	unsigned i;
3092 
3093 	if (adev->gfx.rlc.in_safe_mode)
3094 		return;
3095 
3096 	/* if RLC is not enabled, do nothing */
3097 	rlc_setting = RREG32_SOC15(GC, 0, mmRLC_CNTL);
3098 	if (!(rlc_setting & RLC_CNTL__RLC_ENABLE_F32_MASK))
3099 		return;
3100 
3101 	if (adev->cg_flags &
3102 	    (AMD_CG_SUPPORT_GFX_CGCG | AMD_CG_SUPPORT_GFX_MGCG |
3103 	     AMD_CG_SUPPORT_GFX_3D_CGCG)) {
3104 		data = RLC_SAFE_MODE__CMD_MASK;
3105 		data |= (1 << RLC_SAFE_MODE__MESSAGE__SHIFT);
3106 		WREG32_SOC15(GC, 0, mmRLC_SAFE_MODE, data);
3107 
3108 		/* wait for RLC_SAFE_MODE */
3109 		for (i = 0; i < adev->usec_timeout; i++) {
3110 			if (!REG_GET_FIELD(SOC15_REG_OFFSET(GC, 0, mmRLC_SAFE_MODE), RLC_SAFE_MODE, CMD))
3111 				break;
3112 			udelay(1);
3113 		}
3114 		adev->gfx.rlc.in_safe_mode = true;
3115 	}
3116 }
3117 
3118 static void gfx_v9_0_exit_rlc_safe_mode(struct amdgpu_device *adev)
3119 {
3120 	uint32_t rlc_setting, data;
3121 
3122 	if (!adev->gfx.rlc.in_safe_mode)
3123 		return;
3124 
3125 	/* if RLC is not enabled, do nothing */
3126 	rlc_setting = RREG32_SOC15(GC, 0, mmRLC_CNTL);
3127 	if (!(rlc_setting & RLC_CNTL__RLC_ENABLE_F32_MASK))
3128 		return;
3129 
3130 	if (adev->cg_flags &
3131 	    (AMD_CG_SUPPORT_GFX_CGCG | AMD_CG_SUPPORT_GFX_MGCG)) {
3132 		/*
3133 		 * Try to exit safe mode only if it is already in safe
3134 		 * mode.
3135 		 */
3136 		data = RLC_SAFE_MODE__CMD_MASK;
3137 		WREG32_SOC15(GC, 0, mmRLC_SAFE_MODE, data);
3138 		adev->gfx.rlc.in_safe_mode = false;
3139 	}
3140 }
3141 
3142 static void gfx_v9_0_update_gfx_cg_power_gating(struct amdgpu_device *adev,
3143 						bool enable)
3144 {
3145 	/* TODO: double check if we need to perform under safe mdoe */
3146 	/* gfx_v9_0_enter_rlc_safe_mode(adev); */
3147 
3148 	if ((adev->pg_flags & AMD_PG_SUPPORT_GFX_PG) && enable) {
3149 		gfx_v9_0_enable_gfx_cg_power_gating(adev, true);
3150 		if (adev->pg_flags & AMD_PG_SUPPORT_GFX_PIPELINE)
3151 			gfx_v9_0_enable_gfx_pipeline_powergating(adev, true);
3152 	} else {
3153 		gfx_v9_0_enable_gfx_cg_power_gating(adev, false);
3154 		gfx_v9_0_enable_gfx_pipeline_powergating(adev, false);
3155 	}
3156 
3157 	/* gfx_v9_0_exit_rlc_safe_mode(adev); */
3158 }
3159 
3160 static void gfx_v9_0_update_gfx_mg_power_gating(struct amdgpu_device *adev,
3161 						bool enable)
3162 {
3163 	/* TODO: double check if we need to perform under safe mode */
3164 	/* gfx_v9_0_enter_rlc_safe_mode(adev); */
3165 
3166 	if ((adev->pg_flags & AMD_PG_SUPPORT_GFX_SMG) && enable)
3167 		gfx_v9_0_enable_gfx_static_mg_power_gating(adev, true);
3168 	else
3169 		gfx_v9_0_enable_gfx_static_mg_power_gating(adev, false);
3170 
3171 	if ((adev->pg_flags & AMD_PG_SUPPORT_GFX_DMG) && enable)
3172 		gfx_v9_0_enable_gfx_dynamic_mg_power_gating(adev, true);
3173 	else
3174 		gfx_v9_0_enable_gfx_dynamic_mg_power_gating(adev, false);
3175 
3176 	/* gfx_v9_0_exit_rlc_safe_mode(adev); */
3177 }
3178 
3179 static void gfx_v9_0_update_medium_grain_clock_gating(struct amdgpu_device *adev,
3180 						      bool enable)
3181 {
3182 	uint32_t data, def;
3183 
3184 	/* It is disabled by HW by default */
3185 	if (enable && (adev->cg_flags & AMD_CG_SUPPORT_GFX_MGCG)) {
3186 		/* 1 - RLC_CGTT_MGCG_OVERRIDE */
3187 		def = data = RREG32_SOC15(GC, 0, mmRLC_CGTT_MGCG_OVERRIDE);
3188 		data &= ~(RLC_CGTT_MGCG_OVERRIDE__CPF_CGTT_SCLK_OVERRIDE_MASK |
3189 			  RLC_CGTT_MGCG_OVERRIDE__GRBM_CGTT_SCLK_OVERRIDE_MASK |
3190 			  RLC_CGTT_MGCG_OVERRIDE__GFXIP_MGCG_OVERRIDE_MASK |
3191 			  RLC_CGTT_MGCG_OVERRIDE__GFXIP_MGLS_OVERRIDE_MASK);
3192 
3193 		/* only for Vega10 & Raven1 */
3194 		data |= RLC_CGTT_MGCG_OVERRIDE__RLC_CGTT_SCLK_OVERRIDE_MASK;
3195 
3196 		if (def != data)
3197 			WREG32_SOC15(GC, 0, mmRLC_CGTT_MGCG_OVERRIDE, data);
3198 
3199 		/* MGLS is a global flag to control all MGLS in GFX */
3200 		if (adev->cg_flags & AMD_CG_SUPPORT_GFX_MGLS) {
3201 			/* 2 - RLC memory Light sleep */
3202 			if (adev->cg_flags & AMD_CG_SUPPORT_GFX_RLC_LS) {
3203 				def = data = RREG32_SOC15(GC, 0, mmRLC_MEM_SLP_CNTL);
3204 				data |= RLC_MEM_SLP_CNTL__RLC_MEM_LS_EN_MASK;
3205 				if (def != data)
3206 					WREG32_SOC15(GC, 0, mmRLC_MEM_SLP_CNTL, data);
3207 			}
3208 			/* 3 - CP memory Light sleep */
3209 			if (adev->cg_flags & AMD_CG_SUPPORT_GFX_CP_LS) {
3210 				def = data = RREG32_SOC15(GC, 0, mmCP_MEM_SLP_CNTL);
3211 				data |= CP_MEM_SLP_CNTL__CP_MEM_LS_EN_MASK;
3212 				if (def != data)
3213 					WREG32_SOC15(GC, 0, mmCP_MEM_SLP_CNTL, data);
3214 			}
3215 		}
3216 	} else {
3217 		/* 1 - MGCG_OVERRIDE */
3218 		def = data = RREG32_SOC15(GC, 0, mmRLC_CGTT_MGCG_OVERRIDE);
3219 		data |= (RLC_CGTT_MGCG_OVERRIDE__CPF_CGTT_SCLK_OVERRIDE_MASK |
3220 			 RLC_CGTT_MGCG_OVERRIDE__RLC_CGTT_SCLK_OVERRIDE_MASK |
3221 			 RLC_CGTT_MGCG_OVERRIDE__GRBM_CGTT_SCLK_OVERRIDE_MASK |
3222 			 RLC_CGTT_MGCG_OVERRIDE__GFXIP_MGCG_OVERRIDE_MASK |
3223 			 RLC_CGTT_MGCG_OVERRIDE__GFXIP_MGLS_OVERRIDE_MASK);
3224 		if (def != data)
3225 			WREG32_SOC15(GC, 0, mmRLC_CGTT_MGCG_OVERRIDE, data);
3226 
3227 		/* 2 - disable MGLS in RLC */
3228 		data = RREG32_SOC15(GC, 0, mmRLC_MEM_SLP_CNTL);
3229 		if (data & RLC_MEM_SLP_CNTL__RLC_MEM_LS_EN_MASK) {
3230 			data &= ~RLC_MEM_SLP_CNTL__RLC_MEM_LS_EN_MASK;
3231 			WREG32_SOC15(GC, 0, mmRLC_MEM_SLP_CNTL, data);
3232 		}
3233 
3234 		/* 3 - disable MGLS in CP */
3235 		data = RREG32_SOC15(GC, 0, mmCP_MEM_SLP_CNTL);
3236 		if (data & CP_MEM_SLP_CNTL__CP_MEM_LS_EN_MASK) {
3237 			data &= ~CP_MEM_SLP_CNTL__CP_MEM_LS_EN_MASK;
3238 			WREG32_SOC15(GC, 0, mmCP_MEM_SLP_CNTL, data);
3239 		}
3240 	}
3241 }
3242 
3243 static void gfx_v9_0_update_3d_clock_gating(struct amdgpu_device *adev,
3244 					   bool enable)
3245 {
3246 	uint32_t data, def;
3247 
3248 	adev->gfx.rlc.funcs->enter_safe_mode(adev);
3249 
3250 	/* Enable 3D CGCG/CGLS */
3251 	if (enable && (adev->cg_flags & AMD_CG_SUPPORT_GFX_3D_CGCG)) {
3252 		/* write cmd to clear cgcg/cgls ov */
3253 		def = data = RREG32_SOC15(GC, 0, mmRLC_CGTT_MGCG_OVERRIDE);
3254 		/* unset CGCG override */
3255 		data &= ~RLC_CGTT_MGCG_OVERRIDE__GFXIP_GFX3D_CG_OVERRIDE_MASK;
3256 		/* update CGCG and CGLS override bits */
3257 		if (def != data)
3258 			WREG32_SOC15(GC, 0, mmRLC_CGTT_MGCG_OVERRIDE, data);
3259 		/* enable 3Dcgcg FSM(0x0020003f) */
3260 		def = RREG32_SOC15(GC, 0, mmRLC_CGCG_CGLS_CTRL_3D);
3261 		data = (0x2000 << RLC_CGCG_CGLS_CTRL_3D__CGCG_GFX_IDLE_THRESHOLD__SHIFT) |
3262 			RLC_CGCG_CGLS_CTRL_3D__CGCG_EN_MASK;
3263 		if (adev->cg_flags & AMD_CG_SUPPORT_GFX_3D_CGLS)
3264 			data |= (0x000F << RLC_CGCG_CGLS_CTRL_3D__CGLS_REP_COMPANSAT_DELAY__SHIFT) |
3265 				RLC_CGCG_CGLS_CTRL_3D__CGLS_EN_MASK;
3266 		if (def != data)
3267 			WREG32_SOC15(GC, 0, mmRLC_CGCG_CGLS_CTRL_3D, data);
3268 
3269 		/* set IDLE_POLL_COUNT(0x00900100) */
3270 		def = RREG32_SOC15(GC, 0, mmCP_RB_WPTR_POLL_CNTL);
3271 		data = (0x0100 << CP_RB_WPTR_POLL_CNTL__POLL_FREQUENCY__SHIFT) |
3272 			(0x0090 << CP_RB_WPTR_POLL_CNTL__IDLE_POLL_COUNT__SHIFT);
3273 		if (def != data)
3274 			WREG32_SOC15(GC, 0, mmCP_RB_WPTR_POLL_CNTL, data);
3275 	} else {
3276 		/* Disable CGCG/CGLS */
3277 		def = data = RREG32_SOC15(GC, 0, mmRLC_CGCG_CGLS_CTRL_3D);
3278 		/* disable cgcg, cgls should be disabled */
3279 		data &= ~(RLC_CGCG_CGLS_CTRL_3D__CGCG_EN_MASK |
3280 			  RLC_CGCG_CGLS_CTRL_3D__CGLS_EN_MASK);
3281 		/* disable cgcg and cgls in FSM */
3282 		if (def != data)
3283 			WREG32_SOC15(GC, 0, mmRLC_CGCG_CGLS_CTRL_3D, data);
3284 	}
3285 
3286 	adev->gfx.rlc.funcs->exit_safe_mode(adev);
3287 }
3288 
3289 static void gfx_v9_0_update_coarse_grain_clock_gating(struct amdgpu_device *adev,
3290 						      bool enable)
3291 {
3292 	uint32_t def, data;
3293 
3294 	adev->gfx.rlc.funcs->enter_safe_mode(adev);
3295 
3296 	if (enable && (adev->cg_flags & AMD_CG_SUPPORT_GFX_CGCG)) {
3297 		def = data = RREG32_SOC15(GC, 0, mmRLC_CGTT_MGCG_OVERRIDE);
3298 		/* unset CGCG override */
3299 		data &= ~RLC_CGTT_MGCG_OVERRIDE__GFXIP_CGCG_OVERRIDE_MASK;
3300 		if (adev->cg_flags & AMD_CG_SUPPORT_GFX_CGLS)
3301 			data &= ~RLC_CGTT_MGCG_OVERRIDE__GFXIP_CGLS_OVERRIDE_MASK;
3302 		else
3303 			data |= RLC_CGTT_MGCG_OVERRIDE__GFXIP_CGLS_OVERRIDE_MASK;
3304 		/* update CGCG and CGLS override bits */
3305 		if (def != data)
3306 			WREG32_SOC15(GC, 0, mmRLC_CGTT_MGCG_OVERRIDE, data);
3307 
3308 		/* enable cgcg FSM(0x0020003F) */
3309 		def = RREG32_SOC15(GC, 0, mmRLC_CGCG_CGLS_CTRL);
3310 		data = (0x2000 << RLC_CGCG_CGLS_CTRL__CGCG_GFX_IDLE_THRESHOLD__SHIFT) |
3311 			RLC_CGCG_CGLS_CTRL__CGCG_EN_MASK;
3312 		if (adev->cg_flags & AMD_CG_SUPPORT_GFX_CGLS)
3313 			data |= (0x000F << RLC_CGCG_CGLS_CTRL__CGLS_REP_COMPANSAT_DELAY__SHIFT) |
3314 				RLC_CGCG_CGLS_CTRL__CGLS_EN_MASK;
3315 		if (def != data)
3316 			WREG32_SOC15(GC, 0, mmRLC_CGCG_CGLS_CTRL, data);
3317 
3318 		/* set IDLE_POLL_COUNT(0x00900100) */
3319 		def = RREG32_SOC15(GC, 0, mmCP_RB_WPTR_POLL_CNTL);
3320 		data = (0x0100 << CP_RB_WPTR_POLL_CNTL__POLL_FREQUENCY__SHIFT) |
3321 			(0x0090 << CP_RB_WPTR_POLL_CNTL__IDLE_POLL_COUNT__SHIFT);
3322 		if (def != data)
3323 			WREG32_SOC15(GC, 0, mmCP_RB_WPTR_POLL_CNTL, data);
3324 	} else {
3325 		def = data = RREG32_SOC15(GC, 0, mmRLC_CGCG_CGLS_CTRL);
3326 		/* reset CGCG/CGLS bits */
3327 		data &= ~(RLC_CGCG_CGLS_CTRL__CGCG_EN_MASK | RLC_CGCG_CGLS_CTRL__CGLS_EN_MASK);
3328 		/* disable cgcg and cgls in FSM */
3329 		if (def != data)
3330 			WREG32_SOC15(GC, 0, mmRLC_CGCG_CGLS_CTRL, data);
3331 	}
3332 
3333 	adev->gfx.rlc.funcs->exit_safe_mode(adev);
3334 }
3335 
3336 static int gfx_v9_0_update_gfx_clock_gating(struct amdgpu_device *adev,
3337 					    bool enable)
3338 {
3339 	if (enable) {
3340 		/* CGCG/CGLS should be enabled after MGCG/MGLS
3341 		 * ===  MGCG + MGLS ===
3342 		 */
3343 		gfx_v9_0_update_medium_grain_clock_gating(adev, enable);
3344 		/* ===  CGCG /CGLS for GFX 3D Only === */
3345 		gfx_v9_0_update_3d_clock_gating(adev, enable);
3346 		/* ===  CGCG + CGLS === */
3347 		gfx_v9_0_update_coarse_grain_clock_gating(adev, enable);
3348 	} else {
3349 		/* CGCG/CGLS should be disabled before MGCG/MGLS
3350 		 * ===  CGCG + CGLS ===
3351 		 */
3352 		gfx_v9_0_update_coarse_grain_clock_gating(adev, enable);
3353 		/* ===  CGCG /CGLS for GFX 3D Only === */
3354 		gfx_v9_0_update_3d_clock_gating(adev, enable);
3355 		/* ===  MGCG + MGLS === */
3356 		gfx_v9_0_update_medium_grain_clock_gating(adev, enable);
3357 	}
3358 	return 0;
3359 }
3360 
3361 static const struct amdgpu_rlc_funcs gfx_v9_0_rlc_funcs = {
3362 	.enter_safe_mode = gfx_v9_0_enter_rlc_safe_mode,
3363 	.exit_safe_mode = gfx_v9_0_exit_rlc_safe_mode
3364 };
3365 
3366 static int gfx_v9_0_set_powergating_state(void *handle,
3367 					  enum amd_powergating_state state)
3368 {
3369 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
3370 	bool enable = (state == AMD_PG_STATE_GATE) ? true : false;
3371 
3372 	switch (adev->asic_type) {
3373 	case CHIP_RAVEN:
3374 		if (adev->pg_flags & AMD_PG_SUPPORT_RLC_SMU_HS) {
3375 			gfx_v9_0_enable_sck_slow_down_on_power_up(adev, true);
3376 			gfx_v9_0_enable_sck_slow_down_on_power_down(adev, true);
3377 		} else {
3378 			gfx_v9_0_enable_sck_slow_down_on_power_up(adev, false);
3379 			gfx_v9_0_enable_sck_slow_down_on_power_down(adev, false);
3380 		}
3381 
3382 		if (adev->pg_flags & AMD_PG_SUPPORT_CP)
3383 			gfx_v9_0_enable_cp_power_gating(adev, true);
3384 		else
3385 			gfx_v9_0_enable_cp_power_gating(adev, false);
3386 
3387 		/* update gfx cgpg state */
3388 		gfx_v9_0_update_gfx_cg_power_gating(adev, enable);
3389 
3390 		/* update mgcg state */
3391 		gfx_v9_0_update_gfx_mg_power_gating(adev, enable);
3392 		break;
3393 	default:
3394 		break;
3395 	}
3396 
3397 	return 0;
3398 }
3399 
3400 static int gfx_v9_0_set_clockgating_state(void *handle,
3401 					  enum amd_clockgating_state state)
3402 {
3403 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
3404 
3405 	if (amdgpu_sriov_vf(adev))
3406 		return 0;
3407 
3408 	switch (adev->asic_type) {
3409 	case CHIP_VEGA10:
3410 	case CHIP_RAVEN:
3411 		gfx_v9_0_update_gfx_clock_gating(adev,
3412 						 state == AMD_CG_STATE_GATE ? true : false);
3413 		break;
3414 	default:
3415 		break;
3416 	}
3417 	return 0;
3418 }
3419 
3420 static void gfx_v9_0_get_clockgating_state(void *handle, u32 *flags)
3421 {
3422 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
3423 	int data;
3424 
3425 	if (amdgpu_sriov_vf(adev))
3426 		*flags = 0;
3427 
3428 	/* AMD_CG_SUPPORT_GFX_MGCG */
3429 	data = RREG32_SOC15(GC, 0, mmRLC_CGTT_MGCG_OVERRIDE);
3430 	if (!(data & RLC_CGTT_MGCG_OVERRIDE__GFXIP_MGCG_OVERRIDE_MASK))
3431 		*flags |= AMD_CG_SUPPORT_GFX_MGCG;
3432 
3433 	/* AMD_CG_SUPPORT_GFX_CGCG */
3434 	data = RREG32_SOC15(GC, 0, mmRLC_CGCG_CGLS_CTRL);
3435 	if (data & RLC_CGCG_CGLS_CTRL__CGCG_EN_MASK)
3436 		*flags |= AMD_CG_SUPPORT_GFX_CGCG;
3437 
3438 	/* AMD_CG_SUPPORT_GFX_CGLS */
3439 	if (data & RLC_CGCG_CGLS_CTRL__CGLS_EN_MASK)
3440 		*flags |= AMD_CG_SUPPORT_GFX_CGLS;
3441 
3442 	/* AMD_CG_SUPPORT_GFX_RLC_LS */
3443 	data = RREG32_SOC15(GC, 0, mmRLC_MEM_SLP_CNTL);
3444 	if (data & RLC_MEM_SLP_CNTL__RLC_MEM_LS_EN_MASK)
3445 		*flags |= AMD_CG_SUPPORT_GFX_RLC_LS | AMD_CG_SUPPORT_GFX_MGLS;
3446 
3447 	/* AMD_CG_SUPPORT_GFX_CP_LS */
3448 	data = RREG32_SOC15(GC, 0, mmCP_MEM_SLP_CNTL);
3449 	if (data & CP_MEM_SLP_CNTL__CP_MEM_LS_EN_MASK)
3450 		*flags |= AMD_CG_SUPPORT_GFX_CP_LS | AMD_CG_SUPPORT_GFX_MGLS;
3451 
3452 	/* AMD_CG_SUPPORT_GFX_3D_CGCG */
3453 	data = RREG32_SOC15(GC, 0, mmRLC_CGCG_CGLS_CTRL_3D);
3454 	if (data & RLC_CGCG_CGLS_CTRL_3D__CGCG_EN_MASK)
3455 		*flags |= AMD_CG_SUPPORT_GFX_3D_CGCG;
3456 
3457 	/* AMD_CG_SUPPORT_GFX_3D_CGLS */
3458 	if (data & RLC_CGCG_CGLS_CTRL_3D__CGLS_EN_MASK)
3459 		*flags |= AMD_CG_SUPPORT_GFX_3D_CGLS;
3460 }
3461 
3462 static u64 gfx_v9_0_ring_get_rptr_gfx(struct amdgpu_ring *ring)
3463 {
3464 	return ring->adev->wb.wb[ring->rptr_offs]; /* gfx9 is 32bit rptr*/
3465 }
3466 
3467 static u64 gfx_v9_0_ring_get_wptr_gfx(struct amdgpu_ring *ring)
3468 {
3469 	struct amdgpu_device *adev = ring->adev;
3470 	u64 wptr;
3471 
3472 	/* XXX check if swapping is necessary on BE */
3473 	if (ring->use_doorbell) {
3474 		wptr = atomic64_read((atomic64_t *)&adev->wb.wb[ring->wptr_offs]);
3475 	} else {
3476 		wptr = RREG32_SOC15(GC, 0, mmCP_RB0_WPTR);
3477 		wptr += (u64)RREG32_SOC15(GC, 0, mmCP_RB0_WPTR_HI) << 32;
3478 	}
3479 
3480 	return wptr;
3481 }
3482 
3483 static void gfx_v9_0_ring_set_wptr_gfx(struct amdgpu_ring *ring)
3484 {
3485 	struct amdgpu_device *adev = ring->adev;
3486 
3487 	if (ring->use_doorbell) {
3488 		/* XXX check if swapping is necessary on BE */
3489 		atomic64_set((atomic64_t*)&adev->wb.wb[ring->wptr_offs], ring->wptr);
3490 		WDOORBELL64(ring->doorbell_index, ring->wptr);
3491 	} else {
3492 		WREG32_SOC15(GC, 0, mmCP_RB0_WPTR, lower_32_bits(ring->wptr));
3493 		WREG32_SOC15(GC, 0, mmCP_RB0_WPTR_HI, upper_32_bits(ring->wptr));
3494 	}
3495 }
3496 
3497 static void gfx_v9_0_ring_emit_hdp_flush(struct amdgpu_ring *ring)
3498 {
3499 	u32 ref_and_mask, reg_mem_engine;
3500 	struct nbio_hdp_flush_reg *nbio_hf_reg;
3501 
3502 	if (ring->adev->asic_type == CHIP_VEGA10)
3503 		nbio_hf_reg = &nbio_v6_1_hdp_flush_reg;
3504 
3505 	if (ring->funcs->type == AMDGPU_RING_TYPE_COMPUTE) {
3506 		switch (ring->me) {
3507 		case 1:
3508 			ref_and_mask = nbio_hf_reg->ref_and_mask_cp2 << ring->pipe;
3509 			break;
3510 		case 2:
3511 			ref_and_mask = nbio_hf_reg->ref_and_mask_cp6 << ring->pipe;
3512 			break;
3513 		default:
3514 			return;
3515 		}
3516 		reg_mem_engine = 0;
3517 	} else {
3518 		ref_and_mask = nbio_hf_reg->ref_and_mask_cp0;
3519 		reg_mem_engine = 1; /* pfp */
3520 	}
3521 
3522 	gfx_v9_0_wait_reg_mem(ring, reg_mem_engine, 0, 1,
3523 			      nbio_hf_reg->hdp_flush_req_offset,
3524 			      nbio_hf_reg->hdp_flush_done_offset,
3525 			      ref_and_mask, ref_and_mask, 0x20);
3526 }
3527 
3528 static void gfx_v9_0_ring_emit_hdp_invalidate(struct amdgpu_ring *ring)
3529 {
3530 	gfx_v9_0_write_data_to_reg(ring, 0, true,
3531 				   SOC15_REG_OFFSET(HDP, 0, mmHDP_DEBUG0), 1);
3532 }
3533 
3534 static void gfx_v9_0_ring_emit_ib_gfx(struct amdgpu_ring *ring,
3535                                       struct amdgpu_ib *ib,
3536                                       unsigned vm_id, bool ctx_switch)
3537 {
3538 	u32 header, control = 0;
3539 
3540 	if (ib->flags & AMDGPU_IB_FLAG_CE)
3541 		header = PACKET3(PACKET3_INDIRECT_BUFFER_CONST, 2);
3542 	else
3543 		header = PACKET3(PACKET3_INDIRECT_BUFFER, 2);
3544 
3545 	control |= ib->length_dw | (vm_id << 24);
3546 
3547 	if (amdgpu_sriov_vf(ring->adev) && (ib->flags & AMDGPU_IB_FLAG_PREEMPT)) {
3548 		control |= INDIRECT_BUFFER_PRE_ENB(1);
3549 
3550 		if (!(ib->flags & AMDGPU_IB_FLAG_CE))
3551 			gfx_v9_0_ring_emit_de_meta(ring);
3552 	}
3553 
3554 	amdgpu_ring_write(ring, header);
3555 BUG_ON(ib->gpu_addr & 0x3); /* Dword align */
3556 	amdgpu_ring_write(ring,
3557 #ifdef __BIG_ENDIAN
3558 		(2 << 0) |
3559 #endif
3560 		lower_32_bits(ib->gpu_addr));
3561 	amdgpu_ring_write(ring, upper_32_bits(ib->gpu_addr));
3562 	amdgpu_ring_write(ring, control);
3563 }
3564 
3565 static void gfx_v9_0_ring_emit_ib_compute(struct amdgpu_ring *ring,
3566                                           struct amdgpu_ib *ib,
3567                                           unsigned vm_id, bool ctx_switch)
3568 {
3569         u32 control = INDIRECT_BUFFER_VALID | ib->length_dw | (vm_id << 24);
3570 
3571         amdgpu_ring_write(ring, PACKET3(PACKET3_INDIRECT_BUFFER, 2));
3572 	BUG_ON(ib->gpu_addr & 0x3); /* Dword align */
3573         amdgpu_ring_write(ring,
3574 #ifdef __BIG_ENDIAN
3575                                 (2 << 0) |
3576 #endif
3577                                 lower_32_bits(ib->gpu_addr));
3578         amdgpu_ring_write(ring, upper_32_bits(ib->gpu_addr));
3579         amdgpu_ring_write(ring, control);
3580 }
3581 
3582 static void gfx_v9_0_ring_emit_fence(struct amdgpu_ring *ring, u64 addr,
3583 				     u64 seq, unsigned flags)
3584 {
3585 	bool write64bit = flags & AMDGPU_FENCE_FLAG_64BIT;
3586 	bool int_sel = flags & AMDGPU_FENCE_FLAG_INT;
3587 
3588 	/* RELEASE_MEM - flush caches, send int */
3589 	amdgpu_ring_write(ring, PACKET3(PACKET3_RELEASE_MEM, 6));
3590 	amdgpu_ring_write(ring, (EOP_TCL1_ACTION_EN |
3591 				 EOP_TC_ACTION_EN |
3592 				 EOP_TC_WB_ACTION_EN |
3593 				 EOP_TC_MD_ACTION_EN |
3594 				 EVENT_TYPE(CACHE_FLUSH_AND_INV_TS_EVENT) |
3595 				 EVENT_INDEX(5)));
3596 	amdgpu_ring_write(ring, DATA_SEL(write64bit ? 2 : 1) | INT_SEL(int_sel ? 2 : 0));
3597 
3598 	/*
3599 	 * the address should be Qword aligned if 64bit write, Dword
3600 	 * aligned if only send 32bit data low (discard data high)
3601 	 */
3602 	if (write64bit)
3603 		BUG_ON(addr & 0x7);
3604 	else
3605 		BUG_ON(addr & 0x3);
3606 	amdgpu_ring_write(ring, lower_32_bits(addr));
3607 	amdgpu_ring_write(ring, upper_32_bits(addr));
3608 	amdgpu_ring_write(ring, lower_32_bits(seq));
3609 	amdgpu_ring_write(ring, upper_32_bits(seq));
3610 	amdgpu_ring_write(ring, 0);
3611 }
3612 
3613 static void gfx_v9_0_ring_emit_pipeline_sync(struct amdgpu_ring *ring)
3614 {
3615 	int usepfp = (ring->funcs->type == AMDGPU_RING_TYPE_GFX);
3616 	uint32_t seq = ring->fence_drv.sync_seq;
3617 	uint64_t addr = ring->fence_drv.gpu_addr;
3618 
3619 	gfx_v9_0_wait_reg_mem(ring, usepfp, 1, 0,
3620 			      lower_32_bits(addr), upper_32_bits(addr),
3621 			      seq, 0xffffffff, 4);
3622 }
3623 
3624 static void gfx_v9_0_ring_emit_vm_flush(struct amdgpu_ring *ring,
3625 					unsigned vm_id, uint64_t pd_addr)
3626 {
3627 	struct amdgpu_vmhub *hub = &ring->adev->vmhub[ring->funcs->vmhub];
3628 	int usepfp = (ring->funcs->type == AMDGPU_RING_TYPE_GFX);
3629 	uint32_t req = ring->adev->gart.gart_funcs->get_invalidate_req(vm_id);
3630 	unsigned eng = ring->vm_inv_eng;
3631 
3632 	pd_addr = amdgpu_gart_get_vm_pde(ring->adev, pd_addr);
3633 	pd_addr |= AMDGPU_PTE_VALID;
3634 
3635 	gfx_v9_0_write_data_to_reg(ring, usepfp, true,
3636 				   hub->ctx0_ptb_addr_lo32 + (2 * vm_id),
3637 				   lower_32_bits(pd_addr));
3638 
3639 	gfx_v9_0_write_data_to_reg(ring, usepfp, true,
3640 				   hub->ctx0_ptb_addr_hi32 + (2 * vm_id),
3641 				   upper_32_bits(pd_addr));
3642 
3643 	gfx_v9_0_write_data_to_reg(ring, usepfp, true,
3644 				   hub->vm_inv_eng0_req + eng, req);
3645 
3646 	/* wait for the invalidate to complete */
3647 	gfx_v9_0_wait_reg_mem(ring, 0, 0, 0, hub->vm_inv_eng0_ack +
3648 			      eng, 0, 1 << vm_id, 1 << vm_id, 0x20);
3649 
3650 	/* compute doesn't have PFP */
3651 	if (usepfp) {
3652 		/* sync PFP to ME, otherwise we might get invalid PFP reads */
3653 		amdgpu_ring_write(ring, PACKET3(PACKET3_PFP_SYNC_ME, 0));
3654 		amdgpu_ring_write(ring, 0x0);
3655 	}
3656 }
3657 
3658 static u64 gfx_v9_0_ring_get_rptr_compute(struct amdgpu_ring *ring)
3659 {
3660 	return ring->adev->wb.wb[ring->rptr_offs]; /* gfx9 hardware is 32bit rptr */
3661 }
3662 
3663 static u64 gfx_v9_0_ring_get_wptr_compute(struct amdgpu_ring *ring)
3664 {
3665 	u64 wptr;
3666 
3667 	/* XXX check if swapping is necessary on BE */
3668 	if (ring->use_doorbell)
3669 		wptr = atomic64_read((atomic64_t *)&ring->adev->wb.wb[ring->wptr_offs]);
3670 	else
3671 		BUG();
3672 	return wptr;
3673 }
3674 
3675 static void gfx_v9_0_ring_set_wptr_compute(struct amdgpu_ring *ring)
3676 {
3677 	struct amdgpu_device *adev = ring->adev;
3678 
3679 	/* XXX check if swapping is necessary on BE */
3680 	if (ring->use_doorbell) {
3681 		atomic64_set((atomic64_t*)&adev->wb.wb[ring->wptr_offs], ring->wptr);
3682 		WDOORBELL64(ring->doorbell_index, ring->wptr);
3683 	} else{
3684 		BUG(); /* only DOORBELL method supported on gfx9 now */
3685 	}
3686 }
3687 
3688 static void gfx_v9_0_ring_emit_fence_kiq(struct amdgpu_ring *ring, u64 addr,
3689 					 u64 seq, unsigned int flags)
3690 {
3691 	/* we only allocate 32bit for each seq wb address */
3692 	BUG_ON(flags & AMDGPU_FENCE_FLAG_64BIT);
3693 
3694 	/* write fence seq to the "addr" */
3695 	amdgpu_ring_write(ring, PACKET3(PACKET3_WRITE_DATA, 3));
3696 	amdgpu_ring_write(ring, (WRITE_DATA_ENGINE_SEL(0) |
3697 				 WRITE_DATA_DST_SEL(5) | WR_CONFIRM));
3698 	amdgpu_ring_write(ring, lower_32_bits(addr));
3699 	amdgpu_ring_write(ring, upper_32_bits(addr));
3700 	amdgpu_ring_write(ring, lower_32_bits(seq));
3701 
3702 	if (flags & AMDGPU_FENCE_FLAG_INT) {
3703 		/* set register to trigger INT */
3704 		amdgpu_ring_write(ring, PACKET3(PACKET3_WRITE_DATA, 3));
3705 		amdgpu_ring_write(ring, (WRITE_DATA_ENGINE_SEL(0) |
3706 					 WRITE_DATA_DST_SEL(0) | WR_CONFIRM));
3707 		amdgpu_ring_write(ring, SOC15_REG_OFFSET(GC, 0, mmCPC_INT_STATUS));
3708 		amdgpu_ring_write(ring, 0);
3709 		amdgpu_ring_write(ring, 0x20000000); /* src_id is 178 */
3710 	}
3711 }
3712 
3713 static void gfx_v9_ring_emit_sb(struct amdgpu_ring *ring)
3714 {
3715 	amdgpu_ring_write(ring, PACKET3(PACKET3_SWITCH_BUFFER, 0));
3716 	amdgpu_ring_write(ring, 0);
3717 }
3718 
3719 static void gfx_v9_0_ring_emit_ce_meta(struct amdgpu_ring *ring)
3720 {
3721 	static struct v9_ce_ib_state ce_payload = {0};
3722 	uint64_t csa_addr;
3723 	int cnt;
3724 
3725 	cnt = (sizeof(ce_payload) >> 2) + 4 - 2;
3726 	csa_addr = AMDGPU_VA_RESERVED_SIZE - 2 * 4096;
3727 
3728 	amdgpu_ring_write(ring, PACKET3(PACKET3_WRITE_DATA, cnt));
3729 	amdgpu_ring_write(ring, (WRITE_DATA_ENGINE_SEL(2) |
3730 				 WRITE_DATA_DST_SEL(8) |
3731 				 WR_CONFIRM) |
3732 				 WRITE_DATA_CACHE_POLICY(0));
3733 	amdgpu_ring_write(ring, lower_32_bits(csa_addr + offsetof(struct v9_gfx_meta_data, ce_payload)));
3734 	amdgpu_ring_write(ring, upper_32_bits(csa_addr + offsetof(struct v9_gfx_meta_data, ce_payload)));
3735 	amdgpu_ring_write_multiple(ring, (void *)&ce_payload, sizeof(ce_payload) >> 2);
3736 }
3737 
3738 static void gfx_v9_0_ring_emit_de_meta(struct amdgpu_ring *ring)
3739 {
3740 	static struct v9_de_ib_state de_payload = {0};
3741 	uint64_t csa_addr, gds_addr;
3742 	int cnt;
3743 
3744 	csa_addr = AMDGPU_VA_RESERVED_SIZE - 2 * 4096;
3745 	gds_addr = csa_addr + 4096;
3746 	de_payload.gds_backup_addrlo = lower_32_bits(gds_addr);
3747 	de_payload.gds_backup_addrhi = upper_32_bits(gds_addr);
3748 
3749 	cnt = (sizeof(de_payload) >> 2) + 4 - 2;
3750 	amdgpu_ring_write(ring, PACKET3(PACKET3_WRITE_DATA, cnt));
3751 	amdgpu_ring_write(ring, (WRITE_DATA_ENGINE_SEL(1) |
3752 				 WRITE_DATA_DST_SEL(8) |
3753 				 WR_CONFIRM) |
3754 				 WRITE_DATA_CACHE_POLICY(0));
3755 	amdgpu_ring_write(ring, lower_32_bits(csa_addr + offsetof(struct v9_gfx_meta_data, de_payload)));
3756 	amdgpu_ring_write(ring, upper_32_bits(csa_addr + offsetof(struct v9_gfx_meta_data, de_payload)));
3757 	amdgpu_ring_write_multiple(ring, (void *)&de_payload, sizeof(de_payload) >> 2);
3758 }
3759 
3760 static void gfx_v9_ring_emit_cntxcntl(struct amdgpu_ring *ring, uint32_t flags)
3761 {
3762 	uint32_t dw2 = 0;
3763 
3764 	if (amdgpu_sriov_vf(ring->adev))
3765 		gfx_v9_0_ring_emit_ce_meta(ring);
3766 
3767 	dw2 |= 0x80000000; /* set load_enable otherwise this package is just NOPs */
3768 	if (flags & AMDGPU_HAVE_CTX_SWITCH) {
3769 		/* set load_global_config & load_global_uconfig */
3770 		dw2 |= 0x8001;
3771 		/* set load_cs_sh_regs */
3772 		dw2 |= 0x01000000;
3773 		/* set load_per_context_state & load_gfx_sh_regs for GFX */
3774 		dw2 |= 0x10002;
3775 
3776 		/* set load_ce_ram if preamble presented */
3777 		if (AMDGPU_PREAMBLE_IB_PRESENT & flags)
3778 			dw2 |= 0x10000000;
3779 	} else {
3780 		/* still load_ce_ram if this is the first time preamble presented
3781 		 * although there is no context switch happens.
3782 		 */
3783 		if (AMDGPU_PREAMBLE_IB_PRESENT_FIRST & flags)
3784 			dw2 |= 0x10000000;
3785 	}
3786 
3787 	amdgpu_ring_write(ring, PACKET3(PACKET3_CONTEXT_CONTROL, 1));
3788 	amdgpu_ring_write(ring, dw2);
3789 	amdgpu_ring_write(ring, 0);
3790 }
3791 
3792 static unsigned gfx_v9_0_ring_emit_init_cond_exec(struct amdgpu_ring *ring)
3793 {
3794 	unsigned ret;
3795 	amdgpu_ring_write(ring, PACKET3(PACKET3_COND_EXEC, 3));
3796 	amdgpu_ring_write(ring, lower_32_bits(ring->cond_exe_gpu_addr));
3797 	amdgpu_ring_write(ring, upper_32_bits(ring->cond_exe_gpu_addr));
3798 	amdgpu_ring_write(ring, 0); /* discard following DWs if *cond_exec_gpu_addr==0 */
3799 	ret = ring->wptr & ring->buf_mask;
3800 	amdgpu_ring_write(ring, 0x55aa55aa); /* patch dummy value later */
3801 	return ret;
3802 }
3803 
3804 static void gfx_v9_0_ring_emit_patch_cond_exec(struct amdgpu_ring *ring, unsigned offset)
3805 {
3806 	unsigned cur;
3807 	BUG_ON(offset > ring->buf_mask);
3808 	BUG_ON(ring->ring[offset] != 0x55aa55aa);
3809 
3810 	cur = (ring->wptr & ring->buf_mask) - 1;
3811 	if (likely(cur > offset))
3812 		ring->ring[offset] = cur - offset;
3813 	else
3814 		ring->ring[offset] = (ring->ring_size>>2) - offset + cur;
3815 }
3816 
3817 static void gfx_v9_0_ring_emit_tmz(struct amdgpu_ring *ring, bool start)
3818 {
3819 	amdgpu_ring_write(ring, PACKET3(PACKET3_FRAME_CONTROL, 0));
3820 	amdgpu_ring_write(ring, FRAME_CMD(start ? 0 : 1)); /* frame_end */
3821 }
3822 
3823 static void gfx_v9_0_ring_emit_rreg(struct amdgpu_ring *ring, uint32_t reg)
3824 {
3825 	struct amdgpu_device *adev = ring->adev;
3826 
3827 	amdgpu_ring_write(ring, PACKET3(PACKET3_COPY_DATA, 4));
3828 	amdgpu_ring_write(ring, 0 |	/* src: register*/
3829 				(5 << 8) |	/* dst: memory */
3830 				(1 << 20));	/* write confirm */
3831 	amdgpu_ring_write(ring, reg);
3832 	amdgpu_ring_write(ring, 0);
3833 	amdgpu_ring_write(ring, lower_32_bits(adev->wb.gpu_addr +
3834 				adev->virt.reg_val_offs * 4));
3835 	amdgpu_ring_write(ring, upper_32_bits(adev->wb.gpu_addr +
3836 				adev->virt.reg_val_offs * 4));
3837 }
3838 
3839 static void gfx_v9_0_ring_emit_wreg(struct amdgpu_ring *ring, uint32_t reg,
3840 				  uint32_t val)
3841 {
3842 	amdgpu_ring_write(ring, PACKET3(PACKET3_WRITE_DATA, 3));
3843 	amdgpu_ring_write(ring, (1 << 16)); /* no inc addr */
3844 	amdgpu_ring_write(ring, reg);
3845 	amdgpu_ring_write(ring, 0);
3846 	amdgpu_ring_write(ring, val);
3847 }
3848 
3849 static void gfx_v9_0_set_gfx_eop_interrupt_state(struct amdgpu_device *adev,
3850 						 enum amdgpu_interrupt_state state)
3851 {
3852 	switch (state) {
3853 	case AMDGPU_IRQ_STATE_DISABLE:
3854 	case AMDGPU_IRQ_STATE_ENABLE:
3855 		WREG32_FIELD15(GC, 0, CP_INT_CNTL_RING0,
3856 			       TIME_STAMP_INT_ENABLE,
3857 			       state == AMDGPU_IRQ_STATE_ENABLE ? 1 : 0);
3858 		break;
3859 	default:
3860 		break;
3861 	}
3862 }
3863 
3864 static void gfx_v9_0_set_compute_eop_interrupt_state(struct amdgpu_device *adev,
3865 						     int me, int pipe,
3866 						     enum amdgpu_interrupt_state state)
3867 {
3868 	u32 mec_int_cntl, mec_int_cntl_reg;
3869 
3870 	/*
3871 	 * amdgpu controls only the first MEC. That's why this function only
3872 	 * handles the setting of interrupts for this specific MEC. All other
3873 	 * pipes' interrupts are set by amdkfd.
3874 	 */
3875 
3876 	if (me == 1) {
3877 		switch (pipe) {
3878 		case 0:
3879 			mec_int_cntl_reg = SOC15_REG_OFFSET(GC, 0, mmCP_ME1_PIPE0_INT_CNTL);
3880 			break;
3881 		case 1:
3882 			mec_int_cntl_reg = SOC15_REG_OFFSET(GC, 0, mmCP_ME1_PIPE1_INT_CNTL);
3883 			break;
3884 		case 2:
3885 			mec_int_cntl_reg = SOC15_REG_OFFSET(GC, 0, mmCP_ME1_PIPE2_INT_CNTL);
3886 			break;
3887 		case 3:
3888 			mec_int_cntl_reg = SOC15_REG_OFFSET(GC, 0, mmCP_ME1_PIPE3_INT_CNTL);
3889 			break;
3890 		default:
3891 			DRM_DEBUG("invalid pipe %d\n", pipe);
3892 			return;
3893 		}
3894 	} else {
3895 		DRM_DEBUG("invalid me %d\n", me);
3896 		return;
3897 	}
3898 
3899 	switch (state) {
3900 	case AMDGPU_IRQ_STATE_DISABLE:
3901 		mec_int_cntl = RREG32(mec_int_cntl_reg);
3902 		mec_int_cntl = REG_SET_FIELD(mec_int_cntl, CP_ME1_PIPE0_INT_CNTL,
3903 					     TIME_STAMP_INT_ENABLE, 0);
3904 		WREG32(mec_int_cntl_reg, mec_int_cntl);
3905 		break;
3906 	case AMDGPU_IRQ_STATE_ENABLE:
3907 		mec_int_cntl = RREG32(mec_int_cntl_reg);
3908 		mec_int_cntl = REG_SET_FIELD(mec_int_cntl, CP_ME1_PIPE0_INT_CNTL,
3909 					     TIME_STAMP_INT_ENABLE, 1);
3910 		WREG32(mec_int_cntl_reg, mec_int_cntl);
3911 		break;
3912 	default:
3913 		break;
3914 	}
3915 }
3916 
3917 static int gfx_v9_0_set_priv_reg_fault_state(struct amdgpu_device *adev,
3918 					     struct amdgpu_irq_src *source,
3919 					     unsigned type,
3920 					     enum amdgpu_interrupt_state state)
3921 {
3922 	switch (state) {
3923 	case AMDGPU_IRQ_STATE_DISABLE:
3924 	case AMDGPU_IRQ_STATE_ENABLE:
3925 		WREG32_FIELD15(GC, 0, CP_INT_CNTL_RING0,
3926 			       PRIV_REG_INT_ENABLE,
3927 			       state == AMDGPU_IRQ_STATE_ENABLE ? 1 : 0);
3928 		break;
3929 	default:
3930 		break;
3931 	}
3932 
3933 	return 0;
3934 }
3935 
3936 static int gfx_v9_0_set_priv_inst_fault_state(struct amdgpu_device *adev,
3937 					      struct amdgpu_irq_src *source,
3938 					      unsigned type,
3939 					      enum amdgpu_interrupt_state state)
3940 {
3941 	switch (state) {
3942 	case AMDGPU_IRQ_STATE_DISABLE:
3943 	case AMDGPU_IRQ_STATE_ENABLE:
3944 		WREG32_FIELD15(GC, 0, CP_INT_CNTL_RING0,
3945 			       PRIV_INSTR_INT_ENABLE,
3946 			       state == AMDGPU_IRQ_STATE_ENABLE ? 1 : 0);
3947 	default:
3948 		break;
3949 	}
3950 
3951 	return 0;
3952 }
3953 
3954 static int gfx_v9_0_set_eop_interrupt_state(struct amdgpu_device *adev,
3955 					    struct amdgpu_irq_src *src,
3956 					    unsigned type,
3957 					    enum amdgpu_interrupt_state state)
3958 {
3959 	switch (type) {
3960 	case AMDGPU_CP_IRQ_GFX_EOP:
3961 		gfx_v9_0_set_gfx_eop_interrupt_state(adev, state);
3962 		break;
3963 	case AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE0_EOP:
3964 		gfx_v9_0_set_compute_eop_interrupt_state(adev, 1, 0, state);
3965 		break;
3966 	case AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE1_EOP:
3967 		gfx_v9_0_set_compute_eop_interrupt_state(adev, 1, 1, state);
3968 		break;
3969 	case AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE2_EOP:
3970 		gfx_v9_0_set_compute_eop_interrupt_state(adev, 1, 2, state);
3971 		break;
3972 	case AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE3_EOP:
3973 		gfx_v9_0_set_compute_eop_interrupt_state(adev, 1, 3, state);
3974 		break;
3975 	case AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE0_EOP:
3976 		gfx_v9_0_set_compute_eop_interrupt_state(adev, 2, 0, state);
3977 		break;
3978 	case AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE1_EOP:
3979 		gfx_v9_0_set_compute_eop_interrupt_state(adev, 2, 1, state);
3980 		break;
3981 	case AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE2_EOP:
3982 		gfx_v9_0_set_compute_eop_interrupt_state(adev, 2, 2, state);
3983 		break;
3984 	case AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE3_EOP:
3985 		gfx_v9_0_set_compute_eop_interrupt_state(adev, 2, 3, state);
3986 		break;
3987 	default:
3988 		break;
3989 	}
3990 	return 0;
3991 }
3992 
3993 static int gfx_v9_0_eop_irq(struct amdgpu_device *adev,
3994 			    struct amdgpu_irq_src *source,
3995 			    struct amdgpu_iv_entry *entry)
3996 {
3997 	int i;
3998 	u8 me_id, pipe_id, queue_id;
3999 	struct amdgpu_ring *ring;
4000 
4001 	DRM_DEBUG("IH: CP EOP\n");
4002 	me_id = (entry->ring_id & 0x0c) >> 2;
4003 	pipe_id = (entry->ring_id & 0x03) >> 0;
4004 	queue_id = (entry->ring_id & 0x70) >> 4;
4005 
4006 	switch (me_id) {
4007 	case 0:
4008 		amdgpu_fence_process(&adev->gfx.gfx_ring[0]);
4009 		break;
4010 	case 1:
4011 	case 2:
4012 		for (i = 0; i < adev->gfx.num_compute_rings; i++) {
4013 			ring = &adev->gfx.compute_ring[i];
4014 			/* Per-queue interrupt is supported for MEC starting from VI.
4015 			  * The interrupt can only be enabled/disabled per pipe instead of per queue.
4016 			  */
4017 			if ((ring->me == me_id) && (ring->pipe == pipe_id) && (ring->queue == queue_id))
4018 				amdgpu_fence_process(ring);
4019 		}
4020 		break;
4021 	}
4022 	return 0;
4023 }
4024 
4025 static int gfx_v9_0_priv_reg_irq(struct amdgpu_device *adev,
4026 				 struct amdgpu_irq_src *source,
4027 				 struct amdgpu_iv_entry *entry)
4028 {
4029 	DRM_ERROR("Illegal register access in command stream\n");
4030 	schedule_work(&adev->reset_work);
4031 	return 0;
4032 }
4033 
4034 static int gfx_v9_0_priv_inst_irq(struct amdgpu_device *adev,
4035 				  struct amdgpu_irq_src *source,
4036 				  struct amdgpu_iv_entry *entry)
4037 {
4038 	DRM_ERROR("Illegal instruction in command stream\n");
4039 	schedule_work(&adev->reset_work);
4040 	return 0;
4041 }
4042 
4043 static int gfx_v9_0_kiq_set_interrupt_state(struct amdgpu_device *adev,
4044 					    struct amdgpu_irq_src *src,
4045 					    unsigned int type,
4046 					    enum amdgpu_interrupt_state state)
4047 {
4048 	uint32_t tmp, target;
4049 	struct amdgpu_ring *ring = &(adev->gfx.kiq.ring);
4050 
4051 	if (ring->me == 1)
4052 		target = SOC15_REG_OFFSET(GC, 0, mmCP_ME1_PIPE0_INT_CNTL);
4053 	else
4054 		target = SOC15_REG_OFFSET(GC, 0, mmCP_ME2_PIPE0_INT_CNTL);
4055 	target += ring->pipe;
4056 
4057 	switch (type) {
4058 	case AMDGPU_CP_KIQ_IRQ_DRIVER0:
4059 		if (state == AMDGPU_IRQ_STATE_DISABLE) {
4060 			tmp = RREG32_SOC15(GC, 0, mmCPC_INT_CNTL);
4061 			tmp = REG_SET_FIELD(tmp, CPC_INT_CNTL,
4062 						 GENERIC2_INT_ENABLE, 0);
4063 			WREG32_SOC15(GC, 0, mmCPC_INT_CNTL, tmp);
4064 
4065 			tmp = RREG32(target);
4066 			tmp = REG_SET_FIELD(tmp, CP_ME2_PIPE0_INT_CNTL,
4067 						 GENERIC2_INT_ENABLE, 0);
4068 			WREG32(target, tmp);
4069 		} else {
4070 			tmp = RREG32_SOC15(GC, 0, mmCPC_INT_CNTL);
4071 			tmp = REG_SET_FIELD(tmp, CPC_INT_CNTL,
4072 						 GENERIC2_INT_ENABLE, 1);
4073 			WREG32_SOC15(GC, 0, mmCPC_INT_CNTL, tmp);
4074 
4075 			tmp = RREG32(target);
4076 			tmp = REG_SET_FIELD(tmp, CP_ME2_PIPE0_INT_CNTL,
4077 						 GENERIC2_INT_ENABLE, 1);
4078 			WREG32(target, tmp);
4079 		}
4080 		break;
4081 	default:
4082 		BUG(); /* kiq only support GENERIC2_INT now */
4083 		break;
4084 	}
4085 	return 0;
4086 }
4087 
4088 static int gfx_v9_0_kiq_irq(struct amdgpu_device *adev,
4089 			    struct amdgpu_irq_src *source,
4090 			    struct amdgpu_iv_entry *entry)
4091 {
4092 	u8 me_id, pipe_id, queue_id;
4093 	struct amdgpu_ring *ring = &(adev->gfx.kiq.ring);
4094 
4095 	me_id = (entry->ring_id & 0x0c) >> 2;
4096 	pipe_id = (entry->ring_id & 0x03) >> 0;
4097 	queue_id = (entry->ring_id & 0x70) >> 4;
4098 	DRM_DEBUG("IH: CPC GENERIC2_INT, me:%d, pipe:%d, queue:%d\n",
4099 		   me_id, pipe_id, queue_id);
4100 
4101 	amdgpu_fence_process(ring);
4102 	return 0;
4103 }
4104 
4105 static const struct amd_ip_funcs gfx_v9_0_ip_funcs = {
4106 	.name = "gfx_v9_0",
4107 	.early_init = gfx_v9_0_early_init,
4108 	.late_init = gfx_v9_0_late_init,
4109 	.sw_init = gfx_v9_0_sw_init,
4110 	.sw_fini = gfx_v9_0_sw_fini,
4111 	.hw_init = gfx_v9_0_hw_init,
4112 	.hw_fini = gfx_v9_0_hw_fini,
4113 	.suspend = gfx_v9_0_suspend,
4114 	.resume = gfx_v9_0_resume,
4115 	.is_idle = gfx_v9_0_is_idle,
4116 	.wait_for_idle = gfx_v9_0_wait_for_idle,
4117 	.soft_reset = gfx_v9_0_soft_reset,
4118 	.set_clockgating_state = gfx_v9_0_set_clockgating_state,
4119 	.set_powergating_state = gfx_v9_0_set_powergating_state,
4120 	.get_clockgating_state = gfx_v9_0_get_clockgating_state,
4121 };
4122 
4123 static const struct amdgpu_ring_funcs gfx_v9_0_ring_funcs_gfx = {
4124 	.type = AMDGPU_RING_TYPE_GFX,
4125 	.align_mask = 0xff,
4126 	.nop = PACKET3(PACKET3_NOP, 0x3FFF),
4127 	.support_64bit_ptrs = true,
4128 	.vmhub = AMDGPU_GFXHUB,
4129 	.get_rptr = gfx_v9_0_ring_get_rptr_gfx,
4130 	.get_wptr = gfx_v9_0_ring_get_wptr_gfx,
4131 	.set_wptr = gfx_v9_0_ring_set_wptr_gfx,
4132 	.emit_frame_size = /* totally 242 maximum if 16 IBs */
4133 		5 +  /* COND_EXEC */
4134 		7 +  /* PIPELINE_SYNC */
4135 		24 + /* VM_FLUSH */
4136 		8 +  /* FENCE for VM_FLUSH */
4137 		20 + /* GDS switch */
4138 		4 + /* double SWITCH_BUFFER,
4139 		       the first COND_EXEC jump to the place just
4140 			   prior to this double SWITCH_BUFFER  */
4141 		5 + /* COND_EXEC */
4142 		7 +	 /*	HDP_flush */
4143 		4 +	 /*	VGT_flush */
4144 		14 + /*	CE_META */
4145 		31 + /*	DE_META */
4146 		3 + /* CNTX_CTRL */
4147 		5 + /* HDP_INVL */
4148 		8 + 8 + /* FENCE x2 */
4149 		2, /* SWITCH_BUFFER */
4150 	.emit_ib_size =	4, /* gfx_v9_0_ring_emit_ib_gfx */
4151 	.emit_ib = gfx_v9_0_ring_emit_ib_gfx,
4152 	.emit_fence = gfx_v9_0_ring_emit_fence,
4153 	.emit_pipeline_sync = gfx_v9_0_ring_emit_pipeline_sync,
4154 	.emit_vm_flush = gfx_v9_0_ring_emit_vm_flush,
4155 	.emit_gds_switch = gfx_v9_0_ring_emit_gds_switch,
4156 	.emit_hdp_flush = gfx_v9_0_ring_emit_hdp_flush,
4157 	.emit_hdp_invalidate = gfx_v9_0_ring_emit_hdp_invalidate,
4158 	.test_ring = gfx_v9_0_ring_test_ring,
4159 	.test_ib = gfx_v9_0_ring_test_ib,
4160 	.insert_nop = amdgpu_ring_insert_nop,
4161 	.pad_ib = amdgpu_ring_generic_pad_ib,
4162 	.emit_switch_buffer = gfx_v9_ring_emit_sb,
4163 	.emit_cntxcntl = gfx_v9_ring_emit_cntxcntl,
4164 	.init_cond_exec = gfx_v9_0_ring_emit_init_cond_exec,
4165 	.patch_cond_exec = gfx_v9_0_ring_emit_patch_cond_exec,
4166 	.emit_tmz = gfx_v9_0_ring_emit_tmz,
4167 };
4168 
4169 static const struct amdgpu_ring_funcs gfx_v9_0_ring_funcs_compute = {
4170 	.type = AMDGPU_RING_TYPE_COMPUTE,
4171 	.align_mask = 0xff,
4172 	.nop = PACKET3(PACKET3_NOP, 0x3FFF),
4173 	.support_64bit_ptrs = true,
4174 	.vmhub = AMDGPU_GFXHUB,
4175 	.get_rptr = gfx_v9_0_ring_get_rptr_compute,
4176 	.get_wptr = gfx_v9_0_ring_get_wptr_compute,
4177 	.set_wptr = gfx_v9_0_ring_set_wptr_compute,
4178 	.emit_frame_size =
4179 		20 + /* gfx_v9_0_ring_emit_gds_switch */
4180 		7 + /* gfx_v9_0_ring_emit_hdp_flush */
4181 		5 + /* gfx_v9_0_ring_emit_hdp_invalidate */
4182 		7 + /* gfx_v9_0_ring_emit_pipeline_sync */
4183 		24 + /* gfx_v9_0_ring_emit_vm_flush */
4184 		8 + 8 + 8, /* gfx_v9_0_ring_emit_fence x3 for user fence, vm fence */
4185 	.emit_ib_size =	4, /* gfx_v9_0_ring_emit_ib_compute */
4186 	.emit_ib = gfx_v9_0_ring_emit_ib_compute,
4187 	.emit_fence = gfx_v9_0_ring_emit_fence,
4188 	.emit_pipeline_sync = gfx_v9_0_ring_emit_pipeline_sync,
4189 	.emit_vm_flush = gfx_v9_0_ring_emit_vm_flush,
4190 	.emit_gds_switch = gfx_v9_0_ring_emit_gds_switch,
4191 	.emit_hdp_flush = gfx_v9_0_ring_emit_hdp_flush,
4192 	.emit_hdp_invalidate = gfx_v9_0_ring_emit_hdp_invalidate,
4193 	.test_ring = gfx_v9_0_ring_test_ring,
4194 	.test_ib = gfx_v9_0_ring_test_ib,
4195 	.insert_nop = amdgpu_ring_insert_nop,
4196 	.pad_ib = amdgpu_ring_generic_pad_ib,
4197 };
4198 
4199 static const struct amdgpu_ring_funcs gfx_v9_0_ring_funcs_kiq = {
4200 	.type = AMDGPU_RING_TYPE_KIQ,
4201 	.align_mask = 0xff,
4202 	.nop = PACKET3(PACKET3_NOP, 0x3FFF),
4203 	.support_64bit_ptrs = true,
4204 	.vmhub = AMDGPU_GFXHUB,
4205 	.get_rptr = gfx_v9_0_ring_get_rptr_compute,
4206 	.get_wptr = gfx_v9_0_ring_get_wptr_compute,
4207 	.set_wptr = gfx_v9_0_ring_set_wptr_compute,
4208 	.emit_frame_size =
4209 		20 + /* gfx_v9_0_ring_emit_gds_switch */
4210 		7 + /* gfx_v9_0_ring_emit_hdp_flush */
4211 		5 + /* gfx_v9_0_ring_emit_hdp_invalidate */
4212 		7 + /* gfx_v9_0_ring_emit_pipeline_sync */
4213 		24 + /* gfx_v9_0_ring_emit_vm_flush */
4214 		8 + 8 + 8, /* gfx_v9_0_ring_emit_fence_kiq x3 for user fence, vm fence */
4215 	.emit_ib_size =	4, /* gfx_v9_0_ring_emit_ib_compute */
4216 	.emit_ib = gfx_v9_0_ring_emit_ib_compute,
4217 	.emit_fence = gfx_v9_0_ring_emit_fence_kiq,
4218 	.test_ring = gfx_v9_0_ring_test_ring,
4219 	.test_ib = gfx_v9_0_ring_test_ib,
4220 	.insert_nop = amdgpu_ring_insert_nop,
4221 	.pad_ib = amdgpu_ring_generic_pad_ib,
4222 	.emit_rreg = gfx_v9_0_ring_emit_rreg,
4223 	.emit_wreg = gfx_v9_0_ring_emit_wreg,
4224 };
4225 
4226 static void gfx_v9_0_set_ring_funcs(struct amdgpu_device *adev)
4227 {
4228 	int i;
4229 
4230 	adev->gfx.kiq.ring.funcs = &gfx_v9_0_ring_funcs_kiq;
4231 
4232 	for (i = 0; i < adev->gfx.num_gfx_rings; i++)
4233 		adev->gfx.gfx_ring[i].funcs = &gfx_v9_0_ring_funcs_gfx;
4234 
4235 	for (i = 0; i < adev->gfx.num_compute_rings; i++)
4236 		adev->gfx.compute_ring[i].funcs = &gfx_v9_0_ring_funcs_compute;
4237 }
4238 
4239 static const struct amdgpu_irq_src_funcs gfx_v9_0_kiq_irq_funcs = {
4240 	.set = gfx_v9_0_kiq_set_interrupt_state,
4241 	.process = gfx_v9_0_kiq_irq,
4242 };
4243 
4244 static const struct amdgpu_irq_src_funcs gfx_v9_0_eop_irq_funcs = {
4245 	.set = gfx_v9_0_set_eop_interrupt_state,
4246 	.process = gfx_v9_0_eop_irq,
4247 };
4248 
4249 static const struct amdgpu_irq_src_funcs gfx_v9_0_priv_reg_irq_funcs = {
4250 	.set = gfx_v9_0_set_priv_reg_fault_state,
4251 	.process = gfx_v9_0_priv_reg_irq,
4252 };
4253 
4254 static const struct amdgpu_irq_src_funcs gfx_v9_0_priv_inst_irq_funcs = {
4255 	.set = gfx_v9_0_set_priv_inst_fault_state,
4256 	.process = gfx_v9_0_priv_inst_irq,
4257 };
4258 
4259 static void gfx_v9_0_set_irq_funcs(struct amdgpu_device *adev)
4260 {
4261 	adev->gfx.eop_irq.num_types = AMDGPU_CP_IRQ_LAST;
4262 	adev->gfx.eop_irq.funcs = &gfx_v9_0_eop_irq_funcs;
4263 
4264 	adev->gfx.priv_reg_irq.num_types = 1;
4265 	adev->gfx.priv_reg_irq.funcs = &gfx_v9_0_priv_reg_irq_funcs;
4266 
4267 	adev->gfx.priv_inst_irq.num_types = 1;
4268 	adev->gfx.priv_inst_irq.funcs = &gfx_v9_0_priv_inst_irq_funcs;
4269 
4270 	adev->gfx.kiq.irq.num_types = AMDGPU_CP_KIQ_IRQ_LAST;
4271 	adev->gfx.kiq.irq.funcs = &gfx_v9_0_kiq_irq_funcs;
4272 }
4273 
4274 static void gfx_v9_0_set_rlc_funcs(struct amdgpu_device *adev)
4275 {
4276 	switch (adev->asic_type) {
4277 	case CHIP_VEGA10:
4278 	case CHIP_RAVEN:
4279 		adev->gfx.rlc.funcs = &gfx_v9_0_rlc_funcs;
4280 		break;
4281 	default:
4282 		break;
4283 	}
4284 }
4285 
4286 static void gfx_v9_0_set_gds_init(struct amdgpu_device *adev)
4287 {
4288 	/* init asci gds info */
4289 	adev->gds.mem.total_size = RREG32_SOC15(GC, 0, mmGDS_VMID0_SIZE);
4290 	adev->gds.gws.total_size = 64;
4291 	adev->gds.oa.total_size = 16;
4292 
4293 	if (adev->gds.mem.total_size == 64 * 1024) {
4294 		adev->gds.mem.gfx_partition_size = 4096;
4295 		adev->gds.mem.cs_partition_size = 4096;
4296 
4297 		adev->gds.gws.gfx_partition_size = 4;
4298 		adev->gds.gws.cs_partition_size = 4;
4299 
4300 		adev->gds.oa.gfx_partition_size = 4;
4301 		adev->gds.oa.cs_partition_size = 1;
4302 	} else {
4303 		adev->gds.mem.gfx_partition_size = 1024;
4304 		adev->gds.mem.cs_partition_size = 1024;
4305 
4306 		adev->gds.gws.gfx_partition_size = 16;
4307 		adev->gds.gws.cs_partition_size = 16;
4308 
4309 		adev->gds.oa.gfx_partition_size = 4;
4310 		adev->gds.oa.cs_partition_size = 4;
4311 	}
4312 }
4313 
4314 static void gfx_v9_0_set_user_cu_inactive_bitmap(struct amdgpu_device *adev,
4315 						 u32 bitmap)
4316 {
4317 	u32 data;
4318 
4319 	if (!bitmap)
4320 		return;
4321 
4322 	data = bitmap << GC_USER_SHADER_ARRAY_CONFIG__INACTIVE_CUS__SHIFT;
4323 	data &= GC_USER_SHADER_ARRAY_CONFIG__INACTIVE_CUS_MASK;
4324 
4325 	WREG32_SOC15(GC, 0, mmGC_USER_SHADER_ARRAY_CONFIG, data);
4326 }
4327 
4328 static u32 gfx_v9_0_get_cu_active_bitmap(struct amdgpu_device *adev)
4329 {
4330 	u32 data, mask;
4331 
4332 	data = RREG32_SOC15(GC, 0, mmCC_GC_SHADER_ARRAY_CONFIG);
4333 	data |= RREG32_SOC15(GC, 0, mmGC_USER_SHADER_ARRAY_CONFIG);
4334 
4335 	data &= CC_GC_SHADER_ARRAY_CONFIG__INACTIVE_CUS_MASK;
4336 	data >>= CC_GC_SHADER_ARRAY_CONFIG__INACTIVE_CUS__SHIFT;
4337 
4338 	mask = amdgpu_gfx_create_bitmask(adev->gfx.config.max_cu_per_sh);
4339 
4340 	return (~data) & mask;
4341 }
4342 
4343 static int gfx_v9_0_get_cu_info(struct amdgpu_device *adev,
4344 				 struct amdgpu_cu_info *cu_info)
4345 {
4346 	int i, j, k, counter, active_cu_number = 0;
4347 	u32 mask, bitmap, ao_bitmap, ao_cu_mask = 0;
4348 	unsigned disable_masks[4 * 2];
4349 
4350 	if (!adev || !cu_info)
4351 		return -EINVAL;
4352 
4353 	amdgpu_gfx_parse_disable_cu(disable_masks, 4, 2);
4354 
4355 	mutex_lock(&adev->grbm_idx_mutex);
4356 	for (i = 0; i < adev->gfx.config.max_shader_engines; i++) {
4357 		for (j = 0; j < adev->gfx.config.max_sh_per_se; j++) {
4358 			mask = 1;
4359 			ao_bitmap = 0;
4360 			counter = 0;
4361 			gfx_v9_0_select_se_sh(adev, i, j, 0xffffffff);
4362 			if (i < 4 && j < 2)
4363 				gfx_v9_0_set_user_cu_inactive_bitmap(
4364 					adev, disable_masks[i * 2 + j]);
4365 			bitmap = gfx_v9_0_get_cu_active_bitmap(adev);
4366 			cu_info->bitmap[i][j] = bitmap;
4367 
4368 			for (k = 0; k < adev->gfx.config.max_cu_per_sh; k ++) {
4369 				if (bitmap & mask) {
4370 					if (counter < adev->gfx.config.max_cu_per_sh)
4371 						ao_bitmap |= mask;
4372 					counter ++;
4373 				}
4374 				mask <<= 1;
4375 			}
4376 			active_cu_number += counter;
4377 			if (i < 2 && j < 2)
4378 				ao_cu_mask |= (ao_bitmap << (i * 16 + j * 8));
4379 			cu_info->ao_cu_bitmap[i][j] = ao_bitmap;
4380 		}
4381 	}
4382 	gfx_v9_0_select_se_sh(adev, 0xffffffff, 0xffffffff, 0xffffffff);
4383 	mutex_unlock(&adev->grbm_idx_mutex);
4384 
4385 	cu_info->number = active_cu_number;
4386 	cu_info->ao_cu_mask = ao_cu_mask;
4387 
4388 	return 0;
4389 }
4390 
4391 const struct amdgpu_ip_block_version gfx_v9_0_ip_block =
4392 {
4393 	.type = AMD_IP_BLOCK_TYPE_GFX,
4394 	.major = 9,
4395 	.minor = 0,
4396 	.rev = 0,
4397 	.funcs = &gfx_v9_0_ip_funcs,
4398 };
4399