xref: /openbmc/linux/drivers/gpu/drm/amd/amdgpu/soc21.c (revision 48ca54e3)
1 /*
2  * Copyright 2021 Advanced Micro Devices, Inc.
3  *
4  * Permission is hereby granted, free of charge, to any person obtaining a
5  * copy of this software and associated documentation files (the "Software"),
6  * to deal in the Software without restriction, including without limitation
7  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8  * and/or sell copies of the Software, and to permit persons to whom the
9  * Software is furnished to do so, subject to the following conditions:
10  *
11  * The above copyright notice and this permission notice shall be included in
12  * all copies or substantial portions of the Software.
13  *
14  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
17  * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
18  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20  * OTHER DEALINGS IN THE SOFTWARE.
21  *
22  */
23 #include <linux/firmware.h>
24 #include <linux/slab.h>
25 #include <linux/module.h>
26 #include <linux/pci.h>
27 
28 #include "amdgpu.h"
29 #include "amdgpu_atombios.h"
30 #include "amdgpu_ih.h"
31 #include "amdgpu_uvd.h"
32 #include "amdgpu_vce.h"
33 #include "amdgpu_ucode.h"
34 #include "amdgpu_psp.h"
35 #include "amdgpu_smu.h"
36 #include "atom.h"
37 #include "amd_pcie.h"
38 
39 #include "gc/gc_11_0_0_offset.h"
40 #include "gc/gc_11_0_0_sh_mask.h"
41 #include "mp/mp_13_0_0_offset.h"
42 
43 #include "soc15.h"
44 #include "soc15_common.h"
45 #include "soc21.h"
46 
47 static const struct amd_ip_funcs soc21_common_ip_funcs;
48 
49 /* SOC21 */
50 static const struct amdgpu_video_codec_info vcn_4_0_0_video_codecs_encode_array[] =
51 {
52 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4_AVC, 4096, 2304, 0)},
53 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_HEVC, 4096, 2304, 0)},
54 };
55 
56 static const struct amdgpu_video_codecs vcn_4_0_0_video_codecs_encode =
57 {
58 	.codec_count = ARRAY_SIZE(vcn_4_0_0_video_codecs_encode_array),
59 	.codec_array = vcn_4_0_0_video_codecs_encode_array,
60 };
61 
62 static const struct amdgpu_video_codec_info vcn_4_0_0_video_codecs_decode_array[] =
63 {
64 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4_AVC, 4096, 4906, 52)},
65 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_HEVC, 8192, 4352, 186)},
66 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_JPEG, 4096, 4096, 0)},
67 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_VP9, 8192, 4352, 0)},
68 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_AV1, 8192, 4352, 0)},
69 };
70 
71 static const struct amdgpu_video_codecs vcn_4_0_0_video_codecs_decode =
72 {
73 	.codec_count = ARRAY_SIZE(vcn_4_0_0_video_codecs_decode_array),
74 	.codec_array = vcn_4_0_0_video_codecs_decode_array,
75 };
76 
77 static int soc21_query_video_codecs(struct amdgpu_device *adev, bool encode,
78 				 const struct amdgpu_video_codecs **codecs)
79 {
80 	switch (adev->ip_versions[UVD_HWIP][0]) {
81 
82 	case IP_VERSION(4, 0, 0):
83 		if (encode)
84 			*codecs = &vcn_4_0_0_video_codecs_encode;
85 		else
86 			*codecs = &vcn_4_0_0_video_codecs_decode;
87 		return 0;
88 	default:
89 		return -EINVAL;
90 	}
91 }
92 /*
93  * Indirect registers accessor
94  */
95 static u32 soc21_pcie_rreg(struct amdgpu_device *adev, u32 reg)
96 {
97 	unsigned long address, data;
98 	address = adev->nbio.funcs->get_pcie_index_offset(adev);
99 	data = adev->nbio.funcs->get_pcie_data_offset(adev);
100 
101 	return amdgpu_device_indirect_rreg(adev, address, data, reg);
102 }
103 
104 static void soc21_pcie_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
105 {
106 	unsigned long address, data;
107 
108 	address = adev->nbio.funcs->get_pcie_index_offset(adev);
109 	data = adev->nbio.funcs->get_pcie_data_offset(adev);
110 
111 	amdgpu_device_indirect_wreg(adev, address, data, reg, v);
112 }
113 
114 static u64 soc21_pcie_rreg64(struct amdgpu_device *adev, u32 reg)
115 {
116 	unsigned long address, data;
117 	address = adev->nbio.funcs->get_pcie_index_offset(adev);
118 	data = adev->nbio.funcs->get_pcie_data_offset(adev);
119 
120 	return amdgpu_device_indirect_rreg64(adev, address, data, reg);
121 }
122 
123 static void soc21_pcie_wreg64(struct amdgpu_device *adev, u32 reg, u64 v)
124 {
125 	unsigned long address, data;
126 
127 	address = adev->nbio.funcs->get_pcie_index_offset(adev);
128 	data = adev->nbio.funcs->get_pcie_data_offset(adev);
129 
130 	amdgpu_device_indirect_wreg64(adev, address, data, reg, v);
131 }
132 
133 static u32 soc21_didt_rreg(struct amdgpu_device *adev, u32 reg)
134 {
135 	unsigned long flags, address, data;
136 	u32 r;
137 
138 	address = SOC15_REG_OFFSET(GC, 0, regDIDT_IND_INDEX);
139 	data = SOC15_REG_OFFSET(GC, 0, regDIDT_IND_DATA);
140 
141 	spin_lock_irqsave(&adev->didt_idx_lock, flags);
142 	WREG32(address, (reg));
143 	r = RREG32(data);
144 	spin_unlock_irqrestore(&adev->didt_idx_lock, flags);
145 	return r;
146 }
147 
148 static void soc21_didt_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
149 {
150 	unsigned long flags, address, data;
151 
152 	address = SOC15_REG_OFFSET(GC, 0, regDIDT_IND_INDEX);
153 	data = SOC15_REG_OFFSET(GC, 0, regDIDT_IND_DATA);
154 
155 	spin_lock_irqsave(&adev->didt_idx_lock, flags);
156 	WREG32(address, (reg));
157 	WREG32(data, (v));
158 	spin_unlock_irqrestore(&adev->didt_idx_lock, flags);
159 }
160 
161 static u32 soc21_get_config_memsize(struct amdgpu_device *adev)
162 {
163 	return adev->nbio.funcs->get_memsize(adev);
164 }
165 
166 static u32 soc21_get_xclk(struct amdgpu_device *adev)
167 {
168 	return adev->clock.spll.reference_freq;
169 }
170 
171 
172 void soc21_grbm_select(struct amdgpu_device *adev,
173 		     u32 me, u32 pipe, u32 queue, u32 vmid)
174 {
175 	u32 grbm_gfx_cntl = 0;
176 	grbm_gfx_cntl = REG_SET_FIELD(grbm_gfx_cntl, GRBM_GFX_CNTL, PIPEID, pipe);
177 	grbm_gfx_cntl = REG_SET_FIELD(grbm_gfx_cntl, GRBM_GFX_CNTL, MEID, me);
178 	grbm_gfx_cntl = REG_SET_FIELD(grbm_gfx_cntl, GRBM_GFX_CNTL, VMID, vmid);
179 	grbm_gfx_cntl = REG_SET_FIELD(grbm_gfx_cntl, GRBM_GFX_CNTL, QUEUEID, queue);
180 
181 	WREG32(SOC15_REG_OFFSET(GC, 0, regGRBM_GFX_CNTL), grbm_gfx_cntl);
182 }
183 
184 static void soc21_vga_set_state(struct amdgpu_device *adev, bool state)
185 {
186 	/* todo */
187 }
188 
189 static bool soc21_read_disabled_bios(struct amdgpu_device *adev)
190 {
191 	/* todo */
192 	return false;
193 }
194 
195 static struct soc15_allowed_register_entry soc21_allowed_read_registers[] = {
196 	{ SOC15_REG_ENTRY(GC, 0, regGRBM_STATUS)},
197 	{ SOC15_REG_ENTRY(GC, 0, regGRBM_STATUS2)},
198 	{ SOC15_REG_ENTRY(GC, 0, regGRBM_STATUS_SE0)},
199 	{ SOC15_REG_ENTRY(GC, 0, regGRBM_STATUS_SE1)},
200 	{ SOC15_REG_ENTRY(GC, 0, regGRBM_STATUS_SE2)},
201 	{ SOC15_REG_ENTRY(GC, 0, regGRBM_STATUS_SE3)},
202 	{ SOC15_REG_ENTRY(SDMA0, 0, regSDMA0_STATUS_REG)},
203 	{ SOC15_REG_ENTRY(SDMA1, 0, regSDMA1_STATUS_REG)},
204 	{ SOC15_REG_ENTRY(GC, 0, regCP_STAT)},
205 	{ SOC15_REG_ENTRY(GC, 0, regCP_STALLED_STAT1)},
206 	{ SOC15_REG_ENTRY(GC, 0, regCP_STALLED_STAT2)},
207 	{ SOC15_REG_ENTRY(GC, 0, regCP_STALLED_STAT3)},
208 	{ SOC15_REG_ENTRY(GC, 0, regCP_CPF_BUSY_STAT)},
209 	{ SOC15_REG_ENTRY(GC, 0, regCP_CPF_STALLED_STAT1)},
210 	{ SOC15_REG_ENTRY(GC, 0, regCP_CPF_STATUS)},
211 	{ SOC15_REG_ENTRY(GC, 0, regCP_CPC_BUSY_STAT)},
212 	{ SOC15_REG_ENTRY(GC, 0, regCP_CPC_STALLED_STAT1)},
213 	{ SOC15_REG_ENTRY(GC, 0, regCP_CPC_STATUS)},
214 	{ SOC15_REG_ENTRY(GC, 0, regGB_ADDR_CONFIG)},
215 };
216 
217 static uint32_t soc21_read_indexed_register(struct amdgpu_device *adev, u32 se_num,
218 					 u32 sh_num, u32 reg_offset)
219 {
220 	uint32_t val;
221 
222 	mutex_lock(&adev->grbm_idx_mutex);
223 	if (se_num != 0xffffffff || sh_num != 0xffffffff)
224 		amdgpu_gfx_select_se_sh(adev, se_num, sh_num, 0xffffffff);
225 
226 	val = RREG32(reg_offset);
227 
228 	if (se_num != 0xffffffff || sh_num != 0xffffffff)
229 		amdgpu_gfx_select_se_sh(adev, 0xffffffff, 0xffffffff, 0xffffffff);
230 	mutex_unlock(&adev->grbm_idx_mutex);
231 	return val;
232 }
233 
234 static uint32_t soc21_get_register_value(struct amdgpu_device *adev,
235 				      bool indexed, u32 se_num,
236 				      u32 sh_num, u32 reg_offset)
237 {
238 	if (indexed) {
239 		return soc21_read_indexed_register(adev, se_num, sh_num, reg_offset);
240 	} else {
241 		if (reg_offset == SOC15_REG_OFFSET(GC, 0, regGB_ADDR_CONFIG) && adev->gfx.config.gb_addr_config)
242 			return adev->gfx.config.gb_addr_config;
243 		return RREG32(reg_offset);
244 	}
245 }
246 
247 static int soc21_read_register(struct amdgpu_device *adev, u32 se_num,
248 			    u32 sh_num, u32 reg_offset, u32 *value)
249 {
250 	uint32_t i;
251 	struct soc15_allowed_register_entry  *en;
252 
253 	*value = 0;
254 	for (i = 0; i < ARRAY_SIZE(soc21_allowed_read_registers); i++) {
255 		en = &soc21_allowed_read_registers[i];
256 		if (adev->reg_offset[en->hwip][en->inst] &&
257 		    reg_offset != (adev->reg_offset[en->hwip][en->inst][en->seg]
258 				   + en->reg_offset))
259 			continue;
260 
261 		*value = soc21_get_register_value(adev,
262 					       soc21_allowed_read_registers[i].grbm_indexed,
263 					       se_num, sh_num, reg_offset);
264 		return 0;
265 	}
266 	return -EINVAL;
267 }
268 
269 #if 0
270 static int soc21_asic_mode1_reset(struct amdgpu_device *adev)
271 {
272 	u32 i;
273 	int ret = 0;
274 
275 	amdgpu_atombios_scratch_regs_engine_hung(adev, true);
276 
277 	/* disable BM */
278 	pci_clear_master(adev->pdev);
279 
280 	amdgpu_device_cache_pci_state(adev->pdev);
281 
282 	if (amdgpu_dpm_is_mode1_reset_supported(adev)) {
283 		dev_info(adev->dev, "GPU smu mode1 reset\n");
284 		ret = amdgpu_dpm_mode1_reset(adev);
285 	} else {
286 		dev_info(adev->dev, "GPU psp mode1 reset\n");
287 		ret = psp_gpu_reset(adev);
288 	}
289 
290 	if (ret)
291 		dev_err(adev->dev, "GPU mode1 reset failed\n");
292 	amdgpu_device_load_pci_state(adev->pdev);
293 
294 	/* wait for asic to come out of reset */
295 	for (i = 0; i < adev->usec_timeout; i++) {
296 		u32 memsize = adev->nbio.funcs->get_memsize(adev);
297 
298 		if (memsize != 0xffffffff)
299 			break;
300 		udelay(1);
301 	}
302 
303 	amdgpu_atombios_scratch_regs_engine_hung(adev, false);
304 
305 	return ret;
306 }
307 #endif
308 
309 static enum amd_reset_method
310 soc21_asic_reset_method(struct amdgpu_device *adev)
311 {
312 	if (amdgpu_reset_method == AMD_RESET_METHOD_MODE1 ||
313 	    amdgpu_reset_method == AMD_RESET_METHOD_BACO)
314 		return amdgpu_reset_method;
315 
316 	if (amdgpu_reset_method != -1)
317 		dev_warn(adev->dev, "Specified reset method:%d isn't supported, using AUTO instead.\n",
318 				  amdgpu_reset_method);
319 
320 	switch (adev->ip_versions[MP1_HWIP][0]) {
321 	case IP_VERSION(13, 0, 0):
322 		return AMD_RESET_METHOD_MODE1;
323 	default:
324 		if (amdgpu_dpm_is_baco_supported(adev))
325 			return AMD_RESET_METHOD_BACO;
326 		else
327 			return AMD_RESET_METHOD_MODE1;
328 	}
329 }
330 
331 static int soc21_asic_reset(struct amdgpu_device *adev)
332 {
333 	int ret = 0;
334 
335 	switch (soc21_asic_reset_method(adev)) {
336 	case AMD_RESET_METHOD_PCI:
337 		dev_info(adev->dev, "PCI reset\n");
338 		ret = amdgpu_device_pci_reset(adev);
339 		break;
340 	case AMD_RESET_METHOD_BACO:
341 		dev_info(adev->dev, "BACO reset\n");
342 		ret = amdgpu_dpm_baco_reset(adev);
343 		break;
344 	default:
345 		dev_info(adev->dev, "MODE1 reset\n");
346 		ret = amdgpu_device_mode1_reset(adev);
347 		break;
348 	}
349 
350 	return ret;
351 }
352 
353 static int soc21_set_uvd_clocks(struct amdgpu_device *adev, u32 vclk, u32 dclk)
354 {
355 	/* todo */
356 	return 0;
357 }
358 
359 static int soc21_set_vce_clocks(struct amdgpu_device *adev, u32 evclk, u32 ecclk)
360 {
361 	/* todo */
362 	return 0;
363 }
364 
365 static void soc21_pcie_gen3_enable(struct amdgpu_device *adev)
366 {
367 	if (pci_is_root_bus(adev->pdev->bus))
368 		return;
369 
370 	if (amdgpu_pcie_gen2 == 0)
371 		return;
372 
373 	if (!(adev->pm.pcie_gen_mask & (CAIL_PCIE_LINK_SPEED_SUPPORT_GEN2 |
374 					CAIL_PCIE_LINK_SPEED_SUPPORT_GEN3)))
375 		return;
376 
377 	/* todo */
378 }
379 
380 static void soc21_program_aspm(struct amdgpu_device *adev)
381 {
382 
383 	if (amdgpu_aspm == 0)
384 		return;
385 
386 	/* todo */
387 }
388 
389 static void soc21_enable_doorbell_aperture(struct amdgpu_device *adev,
390 					bool enable)
391 {
392 	adev->nbio.funcs->enable_doorbell_aperture(adev, enable);
393 	adev->nbio.funcs->enable_doorbell_selfring_aperture(adev, enable);
394 }
395 
396 const struct amdgpu_ip_block_version soc21_common_ip_block =
397 {
398 	.type = AMD_IP_BLOCK_TYPE_COMMON,
399 	.major = 1,
400 	.minor = 0,
401 	.rev = 0,
402 	.funcs = &soc21_common_ip_funcs,
403 };
404 
405 static uint32_t soc21_get_rev_id(struct amdgpu_device *adev)
406 {
407 	return adev->nbio.funcs->get_rev_id(adev);
408 }
409 
410 static bool soc21_need_full_reset(struct amdgpu_device *adev)
411 {
412 	return true;
413 }
414 
415 static bool soc21_need_reset_on_init(struct amdgpu_device *adev)
416 {
417 	u32 sol_reg;
418 
419 	if (adev->flags & AMD_IS_APU)
420 		return false;
421 
422 	/* Check sOS sign of life register to confirm sys driver and sOS
423 	 * are already been loaded.
424 	 */
425 	sol_reg = RREG32_SOC15(MP0, 0, regMP0_SMN_C2PMSG_81);
426 	if (sol_reg)
427 		return true;
428 
429 	return false;
430 }
431 
432 static uint64_t soc21_get_pcie_replay_count(struct amdgpu_device *adev)
433 {
434 
435 	/* TODO
436 	 * dummy implement for pcie_replay_count sysfs interface
437 	 * */
438 
439 	return 0;
440 }
441 
442 static void soc21_init_doorbell_index(struct amdgpu_device *adev)
443 {
444 	adev->doorbell_index.kiq = AMDGPU_NAVI10_DOORBELL_KIQ;
445 	adev->doorbell_index.mec_ring0 = AMDGPU_NAVI10_DOORBELL_MEC_RING0;
446 	adev->doorbell_index.mec_ring1 = AMDGPU_NAVI10_DOORBELL_MEC_RING1;
447 	adev->doorbell_index.mec_ring2 = AMDGPU_NAVI10_DOORBELL_MEC_RING2;
448 	adev->doorbell_index.mec_ring3 = AMDGPU_NAVI10_DOORBELL_MEC_RING3;
449 	adev->doorbell_index.mec_ring4 = AMDGPU_NAVI10_DOORBELL_MEC_RING4;
450 	adev->doorbell_index.mec_ring5 = AMDGPU_NAVI10_DOORBELL_MEC_RING5;
451 	adev->doorbell_index.mec_ring6 = AMDGPU_NAVI10_DOORBELL_MEC_RING6;
452 	adev->doorbell_index.mec_ring7 = AMDGPU_NAVI10_DOORBELL_MEC_RING7;
453 	adev->doorbell_index.userqueue_start = AMDGPU_NAVI10_DOORBELL_USERQUEUE_START;
454 	adev->doorbell_index.userqueue_end = AMDGPU_NAVI10_DOORBELL_USERQUEUE_END;
455 	adev->doorbell_index.gfx_ring0 = AMDGPU_NAVI10_DOORBELL_GFX_RING0;
456 	adev->doorbell_index.gfx_ring1 = AMDGPU_NAVI10_DOORBELL_GFX_RING1;
457 	adev->doorbell_index.gfx_userqueue_start =
458 		AMDGPU_NAVI10_DOORBELL_GFX_USERQUEUE_START;
459 	adev->doorbell_index.gfx_userqueue_end =
460 		AMDGPU_NAVI10_DOORBELL_GFX_USERQUEUE_END;
461 	adev->doorbell_index.mes_ring0 = AMDGPU_NAVI10_DOORBELL_MES_RING0;
462 	adev->doorbell_index.mes_ring1 = AMDGPU_NAVI10_DOORBELL_MES_RING1;
463 	adev->doorbell_index.sdma_engine[0] = AMDGPU_NAVI10_DOORBELL_sDMA_ENGINE0;
464 	adev->doorbell_index.sdma_engine[1] = AMDGPU_NAVI10_DOORBELL_sDMA_ENGINE1;
465 	adev->doorbell_index.ih = AMDGPU_NAVI10_DOORBELL_IH;
466 	adev->doorbell_index.vcn.vcn_ring0_1 = AMDGPU_NAVI10_DOORBELL64_VCN0_1;
467 	adev->doorbell_index.vcn.vcn_ring2_3 = AMDGPU_NAVI10_DOORBELL64_VCN2_3;
468 	adev->doorbell_index.vcn.vcn_ring4_5 = AMDGPU_NAVI10_DOORBELL64_VCN4_5;
469 	adev->doorbell_index.vcn.vcn_ring6_7 = AMDGPU_NAVI10_DOORBELL64_VCN6_7;
470 	adev->doorbell_index.first_non_cp = AMDGPU_NAVI10_DOORBELL64_FIRST_NON_CP;
471 	adev->doorbell_index.last_non_cp = AMDGPU_NAVI10_DOORBELL64_LAST_NON_CP;
472 
473 	adev->doorbell_index.max_assignment = AMDGPU_NAVI10_DOORBELL_MAX_ASSIGNMENT << 1;
474 	adev->doorbell_index.sdma_doorbell_range = 20;
475 }
476 
477 static void soc21_pre_asic_init(struct amdgpu_device *adev)
478 {
479 }
480 
481 static const struct amdgpu_asic_funcs soc21_asic_funcs =
482 {
483 	.read_disabled_bios = &soc21_read_disabled_bios,
484 	.read_bios_from_rom = &amdgpu_soc15_read_bios_from_rom,
485 	.read_register = &soc21_read_register,
486 	.reset = &soc21_asic_reset,
487 	.reset_method = &soc21_asic_reset_method,
488 	.set_vga_state = &soc21_vga_set_state,
489 	.get_xclk = &soc21_get_xclk,
490 	.set_uvd_clocks = &soc21_set_uvd_clocks,
491 	.set_vce_clocks = &soc21_set_vce_clocks,
492 	.get_config_memsize = &soc21_get_config_memsize,
493 	.init_doorbell_index = &soc21_init_doorbell_index,
494 	.need_full_reset = &soc21_need_full_reset,
495 	.need_reset_on_init = &soc21_need_reset_on_init,
496 	.get_pcie_replay_count = &soc21_get_pcie_replay_count,
497 	.supports_baco = &amdgpu_dpm_is_baco_supported,
498 	.pre_asic_init = &soc21_pre_asic_init,
499 	.query_video_codecs = &soc21_query_video_codecs,
500 };
501 
502 static int soc21_common_early_init(void *handle)
503 {
504 #define MMIO_REG_HOLE_OFFSET (0x80000 - PAGE_SIZE)
505 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
506 
507 	adev->rmmio_remap.reg_offset = MMIO_REG_HOLE_OFFSET;
508 	adev->rmmio_remap.bus_addr = adev->rmmio_base + MMIO_REG_HOLE_OFFSET;
509 	adev->smc_rreg = NULL;
510 	adev->smc_wreg = NULL;
511 	adev->pcie_rreg = &soc21_pcie_rreg;
512 	adev->pcie_wreg = &soc21_pcie_wreg;
513 	adev->pcie_rreg64 = &soc21_pcie_rreg64;
514 	adev->pcie_wreg64 = &soc21_pcie_wreg64;
515 	adev->pciep_rreg = amdgpu_device_pcie_port_rreg;
516 	adev->pciep_wreg = amdgpu_device_pcie_port_wreg;
517 
518 	/* TODO: will add them during VCN v2 implementation */
519 	adev->uvd_ctx_rreg = NULL;
520 	adev->uvd_ctx_wreg = NULL;
521 
522 	adev->didt_rreg = &soc21_didt_rreg;
523 	adev->didt_wreg = &soc21_didt_wreg;
524 
525 	adev->asic_funcs = &soc21_asic_funcs;
526 
527 	adev->rev_id = soc21_get_rev_id(adev);
528 	adev->external_rev_id = 0xff;
529 	switch (adev->ip_versions[GC_HWIP][0]) {
530 	case IP_VERSION(11, 0, 0):
531 		adev->cg_flags = AMD_CG_SUPPORT_GFX_CGCG |
532 			AMD_CG_SUPPORT_GFX_CGLS |
533 			AMD_CG_SUPPORT_GFX_3D_CGCG |
534 			AMD_CG_SUPPORT_GFX_3D_CGLS |
535 			AMD_CG_SUPPORT_GFX_MGCG |
536 			AMD_CG_SUPPORT_REPEATER_FGCG |
537 			AMD_CG_SUPPORT_GFX_FGCG |
538 			AMD_CG_SUPPORT_GFX_PERF_CLK |
539 			AMD_CG_SUPPORT_VCN_MGCG |
540 			AMD_CG_SUPPORT_JPEG_MGCG |
541 			AMD_CG_SUPPORT_ATHUB_MGCG |
542 			AMD_CG_SUPPORT_ATHUB_LS |
543 			AMD_CG_SUPPORT_MC_MGCG |
544 			AMD_CG_SUPPORT_MC_LS |
545 			AMD_CG_SUPPORT_IH_CG |
546 			AMD_CG_SUPPORT_HDP_SD;
547 		adev->pg_flags = AMD_PG_SUPPORT_VCN |
548 			AMD_PG_SUPPORT_VCN_DPG |
549 			AMD_PG_SUPPORT_JPEG |
550 			AMD_PG_SUPPORT_ATHUB |
551 			AMD_PG_SUPPORT_MMHUB;
552 		adev->external_rev_id = adev->rev_id + 0x1; // TODO: need update
553 		break;
554 	case IP_VERSION(11, 0, 2):
555 		adev->cg_flags =
556 			AMD_CG_SUPPORT_GFX_CGCG |
557 			AMD_CG_SUPPORT_GFX_CGLS |
558 			AMD_CG_SUPPORT_VCN_MGCG |
559 			AMD_CG_SUPPORT_JPEG_MGCG;
560 		adev->pg_flags =
561 			AMD_PG_SUPPORT_VCN |
562 			AMD_PG_SUPPORT_VCN_DPG |
563 			AMD_PG_SUPPORT_JPEG |
564 			AMD_PG_SUPPORT_ATHUB |
565 			AMD_PG_SUPPORT_MMHUB;
566 		adev->external_rev_id = adev->rev_id + 0x10;
567 		break;
568 	case IP_VERSION(11, 0, 1):
569 		adev->cg_flags = 0;
570 		adev->pg_flags = 0;
571 		adev->external_rev_id = adev->rev_id + 0x1;
572 		break;
573 	default:
574 		/* FIXME: not supported yet */
575 		return -EINVAL;
576 	}
577 
578 	return 0;
579 }
580 
581 static int soc21_common_late_init(void *handle)
582 {
583 	return 0;
584 }
585 
586 static int soc21_common_sw_init(void *handle)
587 {
588 	return 0;
589 }
590 
591 static int soc21_common_sw_fini(void *handle)
592 {
593 	return 0;
594 }
595 
596 static int soc21_common_hw_init(void *handle)
597 {
598 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
599 
600 	/* enable pcie gen2/3 link */
601 	soc21_pcie_gen3_enable(adev);
602 	/* enable aspm */
603 	soc21_program_aspm(adev);
604 	/* setup nbio registers */
605 	adev->nbio.funcs->init_registers(adev);
606 	/* remap HDP registers to a hole in mmio space,
607 	 * for the purpose of expose those registers
608 	 * to process space
609 	 */
610 	if (adev->nbio.funcs->remap_hdp_registers)
611 		adev->nbio.funcs->remap_hdp_registers(adev);
612 	/* enable the doorbell aperture */
613 	soc21_enable_doorbell_aperture(adev, true);
614 
615 	return 0;
616 }
617 
618 static int soc21_common_hw_fini(void *handle)
619 {
620 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
621 
622 	/* disable the doorbell aperture */
623 	soc21_enable_doorbell_aperture(adev, false);
624 
625 	return 0;
626 }
627 
628 static int soc21_common_suspend(void *handle)
629 {
630 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
631 
632 	return soc21_common_hw_fini(adev);
633 }
634 
635 static int soc21_common_resume(void *handle)
636 {
637 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
638 
639 	return soc21_common_hw_init(adev);
640 }
641 
642 static bool soc21_common_is_idle(void *handle)
643 {
644 	return true;
645 }
646 
647 static int soc21_common_wait_for_idle(void *handle)
648 {
649 	return 0;
650 }
651 
652 static int soc21_common_soft_reset(void *handle)
653 {
654 	return 0;
655 }
656 
657 static int soc21_common_set_clockgating_state(void *handle,
658 					   enum amd_clockgating_state state)
659 {
660 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
661 
662 	switch (adev->ip_versions[NBIO_HWIP][0]) {
663 	case IP_VERSION(4, 3, 0):
664 		adev->nbio.funcs->update_medium_grain_clock_gating(adev,
665 				state == AMD_CG_STATE_GATE);
666 		adev->nbio.funcs->update_medium_grain_light_sleep(adev,
667 				state == AMD_CG_STATE_GATE);
668 		adev->hdp.funcs->update_clock_gating(adev,
669 				state == AMD_CG_STATE_GATE);
670 		break;
671 	default:
672 		break;
673 	}
674 	return 0;
675 }
676 
677 static int soc21_common_set_powergating_state(void *handle,
678 					   enum amd_powergating_state state)
679 {
680 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
681 
682 	switch (adev->ip_versions[LSDMA_HWIP][0]) {
683 	case IP_VERSION(6, 0, 0):
684 	case IP_VERSION(6, 0, 2):
685 		adev->lsdma.funcs->update_memory_power_gating(adev,
686 				state == AMD_PG_STATE_GATE);
687 		break;
688 	default:
689 		break;
690 	}
691 
692 	return 0;
693 }
694 
695 static void soc21_common_get_clockgating_state(void *handle, u64 *flags)
696 {
697 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
698 
699 	adev->nbio.funcs->get_clockgating_state(adev, flags);
700 
701 	adev->hdp.funcs->get_clock_gating_state(adev, flags);
702 
703 	return;
704 }
705 
706 static const struct amd_ip_funcs soc21_common_ip_funcs = {
707 	.name = "soc21_common",
708 	.early_init = soc21_common_early_init,
709 	.late_init = soc21_common_late_init,
710 	.sw_init = soc21_common_sw_init,
711 	.sw_fini = soc21_common_sw_fini,
712 	.hw_init = soc21_common_hw_init,
713 	.hw_fini = soc21_common_hw_fini,
714 	.suspend = soc21_common_suspend,
715 	.resume = soc21_common_resume,
716 	.is_idle = soc21_common_is_idle,
717 	.wait_for_idle = soc21_common_wait_for_idle,
718 	.soft_reset = soc21_common_soft_reset,
719 	.set_clockgating_state = soc21_common_set_clockgating_state,
720 	.set_powergating_state = soc21_common_set_powergating_state,
721 	.get_clockgating_state = soc21_common_get_clockgating_state,
722 };
723