xref: /openbmc/linux/drivers/gpu/drm/amd/amdgpu/soc21.c (revision 8bdc2a19)
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 
46 static const struct amd_ip_funcs soc21_common_ip_funcs;
47 
48 /* SOC21 */
49 static const struct amdgpu_video_codec_info vcn_4_0_0_video_codecs_encode_array[] =
50 {
51 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4_AVC, 4096, 2304, 0)},
52 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_HEVC, 4096, 2304, 0)},
53 };
54 
55 static const struct amdgpu_video_codecs vcn_4_0_0_video_codecs_encode =
56 {
57 	.codec_count = ARRAY_SIZE(vcn_4_0_0_video_codecs_encode_array),
58 	.codec_array = vcn_4_0_0_video_codecs_encode_array,
59 };
60 
61 static const struct amdgpu_video_codec_info vcn_4_0_0_video_codecs_decode_array[] =
62 {
63 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4_AVC, 4096, 4906, 52)},
64 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_HEVC, 8192, 4352, 186)},
65 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_JPEG, 4096, 4096, 0)},
66 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_VP9, 8192, 4352, 0)},
67 	{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_AV1, 8192, 4352, 0)},
68 };
69 
70 static const struct amdgpu_video_codecs vcn_4_0_0_video_codecs_decode =
71 {
72 	.codec_count = ARRAY_SIZE(vcn_4_0_0_video_codecs_decode_array),
73 	.codec_array = vcn_4_0_0_video_codecs_decode_array,
74 };
75 
76 static int soc21_query_video_codecs(struct amdgpu_device *adev, bool encode,
77 				 const struct amdgpu_video_codecs **codecs)
78 {
79 	switch (adev->ip_versions[UVD_HWIP][0]) {
80 
81 	case IP_VERSION(4, 0, 0):
82 		if (encode)
83 			*codecs = &vcn_4_0_0_video_codecs_encode;
84 		else
85 			*codecs = &vcn_4_0_0_video_codecs_decode;
86 		return 0;
87 	default:
88 		return -EINVAL;
89 	}
90 }
91 /*
92  * Indirect registers accessor
93  */
94 static u32 soc21_pcie_rreg(struct amdgpu_device *adev, u32 reg)
95 {
96 	unsigned long address, data;
97 	address = adev->nbio.funcs->get_pcie_index_offset(adev);
98 	data = adev->nbio.funcs->get_pcie_data_offset(adev);
99 
100 	return amdgpu_device_indirect_rreg(adev, address, data, reg);
101 }
102 
103 static void soc21_pcie_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
104 {
105 	unsigned long address, data;
106 
107 	address = adev->nbio.funcs->get_pcie_index_offset(adev);
108 	data = adev->nbio.funcs->get_pcie_data_offset(adev);
109 
110 	amdgpu_device_indirect_wreg(adev, address, data, reg, v);
111 }
112 
113 static u64 soc21_pcie_rreg64(struct amdgpu_device *adev, u32 reg)
114 {
115 	unsigned long address, data;
116 	address = adev->nbio.funcs->get_pcie_index_offset(adev);
117 	data = adev->nbio.funcs->get_pcie_data_offset(adev);
118 
119 	return amdgpu_device_indirect_rreg64(adev, address, data, reg);
120 }
121 
122 static void soc21_pcie_wreg64(struct amdgpu_device *adev, u32 reg, u64 v)
123 {
124 	unsigned long address, data;
125 
126 	address = adev->nbio.funcs->get_pcie_index_offset(adev);
127 	data = adev->nbio.funcs->get_pcie_data_offset(adev);
128 
129 	amdgpu_device_indirect_wreg64(adev, address, data, reg, v);
130 }
131 
132 static u32 soc21_didt_rreg(struct amdgpu_device *adev, u32 reg)
133 {
134 	unsigned long flags, address, data;
135 	u32 r;
136 
137 	address = SOC15_REG_OFFSET(GC, 0, regDIDT_IND_INDEX);
138 	data = SOC15_REG_OFFSET(GC, 0, regDIDT_IND_DATA);
139 
140 	spin_lock_irqsave(&adev->didt_idx_lock, flags);
141 	WREG32(address, (reg));
142 	r = RREG32(data);
143 	spin_unlock_irqrestore(&adev->didt_idx_lock, flags);
144 	return r;
145 }
146 
147 static void soc21_didt_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
148 {
149 	unsigned long flags, address, data;
150 
151 	address = SOC15_REG_OFFSET(GC, 0, regDIDT_IND_INDEX);
152 	data = SOC15_REG_OFFSET(GC, 0, regDIDT_IND_DATA);
153 
154 	spin_lock_irqsave(&adev->didt_idx_lock, flags);
155 	WREG32(address, (reg));
156 	WREG32(data, (v));
157 	spin_unlock_irqrestore(&adev->didt_idx_lock, flags);
158 }
159 
160 static u32 soc21_get_config_memsize(struct amdgpu_device *adev)
161 {
162 	return adev->nbio.funcs->get_memsize(adev);
163 }
164 
165 static u32 soc21_get_xclk(struct amdgpu_device *adev)
166 {
167 	return adev->clock.spll.reference_freq;
168 }
169 
170 
171 void soc21_grbm_select(struct amdgpu_device *adev,
172 		     u32 me, u32 pipe, u32 queue, u32 vmid)
173 {
174 	u32 grbm_gfx_cntl = 0;
175 	grbm_gfx_cntl = REG_SET_FIELD(grbm_gfx_cntl, GRBM_GFX_CNTL, PIPEID, pipe);
176 	grbm_gfx_cntl = REG_SET_FIELD(grbm_gfx_cntl, GRBM_GFX_CNTL, MEID, me);
177 	grbm_gfx_cntl = REG_SET_FIELD(grbm_gfx_cntl, GRBM_GFX_CNTL, VMID, vmid);
178 	grbm_gfx_cntl = REG_SET_FIELD(grbm_gfx_cntl, GRBM_GFX_CNTL, QUEUEID, queue);
179 
180 	WREG32(SOC15_REG_OFFSET(GC, 0, regGRBM_GFX_CNTL), grbm_gfx_cntl);
181 }
182 
183 static void soc21_vga_set_state(struct amdgpu_device *adev, bool state)
184 {
185 	/* todo */
186 }
187 
188 static bool soc21_read_disabled_bios(struct amdgpu_device *adev)
189 {
190 	/* todo */
191 	return false;
192 }
193 
194 static struct soc15_allowed_register_entry soc21_allowed_read_registers[] = {
195 	{ SOC15_REG_ENTRY(GC, 0, regGRBM_STATUS)},
196 	{ SOC15_REG_ENTRY(GC, 0, regGRBM_STATUS2)},
197 	{ SOC15_REG_ENTRY(GC, 0, regGRBM_STATUS_SE0)},
198 	{ SOC15_REG_ENTRY(GC, 0, regGRBM_STATUS_SE1)},
199 	{ SOC15_REG_ENTRY(GC, 0, regGRBM_STATUS_SE2)},
200 	{ SOC15_REG_ENTRY(GC, 0, regGRBM_STATUS_SE3)},
201 	{ SOC15_REG_ENTRY(SDMA0, 0, regSDMA0_STATUS_REG)},
202 	{ SOC15_REG_ENTRY(SDMA1, 0, regSDMA1_STATUS_REG)},
203 	{ SOC15_REG_ENTRY(GC, 0, regCP_STAT)},
204 	{ SOC15_REG_ENTRY(GC, 0, regCP_STALLED_STAT1)},
205 	{ SOC15_REG_ENTRY(GC, 0, regCP_STALLED_STAT2)},
206 	{ SOC15_REG_ENTRY(GC, 0, regCP_STALLED_STAT3)},
207 	{ SOC15_REG_ENTRY(GC, 0, regCP_CPF_BUSY_STAT)},
208 	{ SOC15_REG_ENTRY(GC, 0, regCP_CPF_STALLED_STAT1)},
209 	{ SOC15_REG_ENTRY(GC, 0, regCP_CPF_STATUS)},
210 	{ SOC15_REG_ENTRY(GC, 0, regCP_CPC_BUSY_STAT)},
211 	{ SOC15_REG_ENTRY(GC, 0, regCP_CPC_STALLED_STAT1)},
212 	{ SOC15_REG_ENTRY(GC, 0, regCP_CPC_STATUS)},
213 	{ SOC15_REG_ENTRY(GC, 0, regGB_ADDR_CONFIG)},
214 };
215 
216 static uint32_t soc21_read_indexed_register(struct amdgpu_device *adev, u32 se_num,
217 					 u32 sh_num, u32 reg_offset)
218 {
219 	uint32_t val;
220 
221 	mutex_lock(&adev->grbm_idx_mutex);
222 	if (se_num != 0xffffffff || sh_num != 0xffffffff)
223 		amdgpu_gfx_select_se_sh(adev, se_num, sh_num, 0xffffffff);
224 
225 	val = RREG32(reg_offset);
226 
227 	if (se_num != 0xffffffff || sh_num != 0xffffffff)
228 		amdgpu_gfx_select_se_sh(adev, 0xffffffff, 0xffffffff, 0xffffffff);
229 	mutex_unlock(&adev->grbm_idx_mutex);
230 	return val;
231 }
232 
233 static uint32_t soc21_get_register_value(struct amdgpu_device *adev,
234 				      bool indexed, u32 se_num,
235 				      u32 sh_num, u32 reg_offset)
236 {
237 	if (indexed) {
238 		return soc21_read_indexed_register(adev, se_num, sh_num, reg_offset);
239 	} else {
240 		if (reg_offset == SOC15_REG_OFFSET(GC, 0, regGB_ADDR_CONFIG) && adev->gfx.config.gb_addr_config)
241 			return adev->gfx.config.gb_addr_config;
242 		return RREG32(reg_offset);
243 	}
244 }
245 
246 static int soc21_read_register(struct amdgpu_device *adev, u32 se_num,
247 			    u32 sh_num, u32 reg_offset, u32 *value)
248 {
249 	uint32_t i;
250 	struct soc15_allowed_register_entry  *en;
251 
252 	*value = 0;
253 	for (i = 0; i < ARRAY_SIZE(soc21_allowed_read_registers); i++) {
254 		en = &soc21_allowed_read_registers[i];
255 		if (adev->reg_offset[en->hwip][en->inst] &&
256 		    reg_offset != (adev->reg_offset[en->hwip][en->inst][en->seg]
257 				   + en->reg_offset))
258 			continue;
259 
260 		*value = soc21_get_register_value(adev,
261 					       soc21_allowed_read_registers[i].grbm_indexed,
262 					       se_num, sh_num, reg_offset);
263 		return 0;
264 	}
265 	return -EINVAL;
266 }
267 
268 #if 0
269 static int soc21_asic_mode1_reset(struct amdgpu_device *adev)
270 {
271 	u32 i;
272 	int ret = 0;
273 
274 	amdgpu_atombios_scratch_regs_engine_hung(adev, true);
275 
276 	/* disable BM */
277 	pci_clear_master(adev->pdev);
278 
279 	amdgpu_device_cache_pci_state(adev->pdev);
280 
281 	if (amdgpu_dpm_is_mode1_reset_supported(adev)) {
282 		dev_info(adev->dev, "GPU smu mode1 reset\n");
283 		ret = amdgpu_dpm_mode1_reset(adev);
284 	} else {
285 		dev_info(adev->dev, "GPU psp mode1 reset\n");
286 		ret = psp_gpu_reset(adev);
287 	}
288 
289 	if (ret)
290 		dev_err(adev->dev, "GPU mode1 reset failed\n");
291 	amdgpu_device_load_pci_state(adev->pdev);
292 
293 	/* wait for asic to come out of reset */
294 	for (i = 0; i < adev->usec_timeout; i++) {
295 		u32 memsize = adev->nbio.funcs->get_memsize(adev);
296 
297 		if (memsize != 0xffffffff)
298 			break;
299 		udelay(1);
300 	}
301 
302 	amdgpu_atombios_scratch_regs_engine_hung(adev, false);
303 
304 	return ret;
305 }
306 #endif
307 
308 static enum amd_reset_method
309 soc21_asic_reset_method(struct amdgpu_device *adev)
310 {
311 	if (amdgpu_reset_method == AMD_RESET_METHOD_MODE1 ||
312 	    amdgpu_reset_method == AMD_RESET_METHOD_BACO)
313 		return amdgpu_reset_method;
314 
315 	if (amdgpu_reset_method != -1)
316 		dev_warn(adev->dev, "Specified reset method:%d isn't supported, using AUTO instead.\n",
317 				  amdgpu_reset_method);
318 
319 	switch (adev->ip_versions[MP1_HWIP][0]) {
320 	case IP_VERSION(13, 0, 0):
321 		return AMD_RESET_METHOD_MODE1;
322 	default:
323 		if (amdgpu_dpm_is_baco_supported(adev))
324 			return AMD_RESET_METHOD_BACO;
325 		else
326 			return AMD_RESET_METHOD_MODE1;
327 	}
328 }
329 
330 static int soc21_asic_reset(struct amdgpu_device *adev)
331 {
332 	int ret = 0;
333 
334 	switch (soc21_asic_reset_method(adev)) {
335 	case AMD_RESET_METHOD_PCI:
336 		dev_info(adev->dev, "PCI reset\n");
337 		ret = amdgpu_device_pci_reset(adev);
338 		break;
339 	case AMD_RESET_METHOD_BACO:
340 		dev_info(adev->dev, "BACO reset\n");
341 		ret = amdgpu_dpm_baco_reset(adev);
342 		break;
343 	default:
344 		dev_info(adev->dev, "MODE1 reset\n");
345 		ret = amdgpu_device_mode1_reset(adev);
346 		break;
347 	}
348 
349 	return ret;
350 }
351 
352 static int soc21_set_uvd_clocks(struct amdgpu_device *adev, u32 vclk, u32 dclk)
353 {
354 	/* todo */
355 	return 0;
356 }
357 
358 static int soc21_set_vce_clocks(struct amdgpu_device *adev, u32 evclk, u32 ecclk)
359 {
360 	/* todo */
361 	return 0;
362 }
363 
364 static void soc21_pcie_gen3_enable(struct amdgpu_device *adev)
365 {
366 	if (pci_is_root_bus(adev->pdev->bus))
367 		return;
368 
369 	if (amdgpu_pcie_gen2 == 0)
370 		return;
371 
372 	if (!(adev->pm.pcie_gen_mask & (CAIL_PCIE_LINK_SPEED_SUPPORT_GEN2 |
373 					CAIL_PCIE_LINK_SPEED_SUPPORT_GEN3)))
374 		return;
375 
376 	/* todo */
377 }
378 
379 static void soc21_program_aspm(struct amdgpu_device *adev)
380 {
381 
382 	if (amdgpu_aspm == 0)
383 		return;
384 
385 	/* todo */
386 }
387 
388 static void soc21_enable_doorbell_aperture(struct amdgpu_device *adev,
389 					bool enable)
390 {
391 	adev->nbio.funcs->enable_doorbell_aperture(adev, enable);
392 	adev->nbio.funcs->enable_doorbell_selfring_aperture(adev, enable);
393 }
394 
395 const struct amdgpu_ip_block_version soc21_common_ip_block =
396 {
397 	.type = AMD_IP_BLOCK_TYPE_COMMON,
398 	.major = 1,
399 	.minor = 0,
400 	.rev = 0,
401 	.funcs = &soc21_common_ip_funcs,
402 };
403 
404 static uint32_t soc21_get_rev_id(struct amdgpu_device *adev)
405 {
406 	return adev->nbio.funcs->get_rev_id(adev);
407 }
408 
409 static bool soc21_need_full_reset(struct amdgpu_device *adev)
410 {
411 	return true;
412 }
413 
414 static bool soc21_need_reset_on_init(struct amdgpu_device *adev)
415 {
416 	u32 sol_reg;
417 
418 	if (adev->flags & AMD_IS_APU)
419 		return false;
420 
421 	/* Check sOS sign of life register to confirm sys driver and sOS
422 	 * are already been loaded.
423 	 */
424 	sol_reg = RREG32_SOC15(MP0, 0, regMP0_SMN_C2PMSG_81);
425 	if (sol_reg)
426 		return true;
427 
428 	return false;
429 }
430 
431 static uint64_t soc21_get_pcie_replay_count(struct amdgpu_device *adev)
432 {
433 
434 	/* TODO
435 	 * dummy implement for pcie_replay_count sysfs interface
436 	 * */
437 
438 	return 0;
439 }
440 
441 static void soc21_init_doorbell_index(struct amdgpu_device *adev)
442 {
443 	adev->doorbell_index.kiq = AMDGPU_NAVI10_DOORBELL_KIQ;
444 	adev->doorbell_index.mec_ring0 = AMDGPU_NAVI10_DOORBELL_MEC_RING0;
445 	adev->doorbell_index.mec_ring1 = AMDGPU_NAVI10_DOORBELL_MEC_RING1;
446 	adev->doorbell_index.mec_ring2 = AMDGPU_NAVI10_DOORBELL_MEC_RING2;
447 	adev->doorbell_index.mec_ring3 = AMDGPU_NAVI10_DOORBELL_MEC_RING3;
448 	adev->doorbell_index.mec_ring4 = AMDGPU_NAVI10_DOORBELL_MEC_RING4;
449 	adev->doorbell_index.mec_ring5 = AMDGPU_NAVI10_DOORBELL_MEC_RING5;
450 	adev->doorbell_index.mec_ring6 = AMDGPU_NAVI10_DOORBELL_MEC_RING6;
451 	adev->doorbell_index.mec_ring7 = AMDGPU_NAVI10_DOORBELL_MEC_RING7;
452 	adev->doorbell_index.userqueue_start = AMDGPU_NAVI10_DOORBELL_USERQUEUE_START;
453 	adev->doorbell_index.userqueue_end = AMDGPU_NAVI10_DOORBELL_USERQUEUE_END;
454 	adev->doorbell_index.gfx_ring0 = AMDGPU_NAVI10_DOORBELL_GFX_RING0;
455 	adev->doorbell_index.gfx_ring1 = AMDGPU_NAVI10_DOORBELL_GFX_RING1;
456 	adev->doorbell_index.gfx_userqueue_start =
457 		AMDGPU_NAVI10_DOORBELL_GFX_USERQUEUE_START;
458 	adev->doorbell_index.gfx_userqueue_end =
459 		AMDGPU_NAVI10_DOORBELL_GFX_USERQUEUE_END;
460 	adev->doorbell_index.mes_ring0 = AMDGPU_NAVI10_DOORBELL_MES_RING0;
461 	adev->doorbell_index.mes_ring1 = AMDGPU_NAVI10_DOORBELL_MES_RING1;
462 	adev->doorbell_index.sdma_engine[0] = AMDGPU_NAVI10_DOORBELL_sDMA_ENGINE0;
463 	adev->doorbell_index.sdma_engine[1] = AMDGPU_NAVI10_DOORBELL_sDMA_ENGINE1;
464 	adev->doorbell_index.ih = AMDGPU_NAVI10_DOORBELL_IH;
465 	adev->doorbell_index.vcn.vcn_ring0_1 = AMDGPU_NAVI10_DOORBELL64_VCN0_1;
466 	adev->doorbell_index.vcn.vcn_ring2_3 = AMDGPU_NAVI10_DOORBELL64_VCN2_3;
467 	adev->doorbell_index.vcn.vcn_ring4_5 = AMDGPU_NAVI10_DOORBELL64_VCN4_5;
468 	adev->doorbell_index.vcn.vcn_ring6_7 = AMDGPU_NAVI10_DOORBELL64_VCN6_7;
469 	adev->doorbell_index.first_non_cp = AMDGPU_NAVI10_DOORBELL64_FIRST_NON_CP;
470 	adev->doorbell_index.last_non_cp = AMDGPU_NAVI10_DOORBELL64_LAST_NON_CP;
471 
472 	adev->doorbell_index.max_assignment = AMDGPU_NAVI10_DOORBELL_MAX_ASSIGNMENT << 1;
473 	adev->doorbell_index.sdma_doorbell_range = 20;
474 }
475 
476 static void soc21_pre_asic_init(struct amdgpu_device *adev)
477 {
478 }
479 
480 static const struct amdgpu_asic_funcs soc21_asic_funcs =
481 {
482 	.read_disabled_bios = &soc21_read_disabled_bios,
483 	.read_bios_from_rom = &amdgpu_soc15_read_bios_from_rom,
484 	.read_register = &soc21_read_register,
485 	.reset = &soc21_asic_reset,
486 	.reset_method = &soc21_asic_reset_method,
487 	.set_vga_state = &soc21_vga_set_state,
488 	.get_xclk = &soc21_get_xclk,
489 	.set_uvd_clocks = &soc21_set_uvd_clocks,
490 	.set_vce_clocks = &soc21_set_vce_clocks,
491 	.get_config_memsize = &soc21_get_config_memsize,
492 	.init_doorbell_index = &soc21_init_doorbell_index,
493 	.need_full_reset = &soc21_need_full_reset,
494 	.need_reset_on_init = &soc21_need_reset_on_init,
495 	.get_pcie_replay_count = &soc21_get_pcie_replay_count,
496 	.supports_baco = &amdgpu_dpm_is_baco_supported,
497 	.pre_asic_init = &soc21_pre_asic_init,
498 	.query_video_codecs = &soc21_query_video_codecs,
499 };
500 
501 static int soc21_common_early_init(void *handle)
502 {
503 #define MMIO_REG_HOLE_OFFSET (0x80000 - PAGE_SIZE)
504 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
505 
506 	adev->rmmio_remap.reg_offset = MMIO_REG_HOLE_OFFSET;
507 	adev->rmmio_remap.bus_addr = adev->rmmio_base + MMIO_REG_HOLE_OFFSET;
508 	adev->smc_rreg = NULL;
509 	adev->smc_wreg = NULL;
510 	adev->pcie_rreg = &soc21_pcie_rreg;
511 	adev->pcie_wreg = &soc21_pcie_wreg;
512 	adev->pcie_rreg64 = &soc21_pcie_rreg64;
513 	adev->pcie_wreg64 = &soc21_pcie_wreg64;
514 	adev->pciep_rreg = amdgpu_device_pcie_port_rreg;
515 	adev->pciep_wreg = amdgpu_device_pcie_port_wreg;
516 
517 	/* TODO: will add them during VCN v2 implementation */
518 	adev->uvd_ctx_rreg = NULL;
519 	adev->uvd_ctx_wreg = NULL;
520 
521 	adev->didt_rreg = &soc21_didt_rreg;
522 	adev->didt_wreg = &soc21_didt_wreg;
523 
524 	adev->asic_funcs = &soc21_asic_funcs;
525 
526 	adev->rev_id = soc21_get_rev_id(adev);
527 	adev->external_rev_id = 0xff;
528 	switch (adev->ip_versions[GC_HWIP][0]) {
529 	case IP_VERSION(11, 0, 0):
530 		adev->cg_flags = AMD_CG_SUPPORT_GFX_CGCG |
531 			AMD_CG_SUPPORT_GFX_CGLS |
532 			AMD_CG_SUPPORT_GFX_3D_CGCG |
533 			AMD_CG_SUPPORT_GFX_3D_CGLS |
534 			AMD_CG_SUPPORT_GFX_MGCG |
535 			AMD_CG_SUPPORT_REPEATER_FGCG |
536 			AMD_CG_SUPPORT_GFX_FGCG |
537 			AMD_CG_SUPPORT_GFX_PERF_CLK |
538 			AMD_CG_SUPPORT_VCN_MGCG |
539 			AMD_CG_SUPPORT_JPEG_MGCG |
540 			AMD_CG_SUPPORT_ATHUB_MGCG |
541 			AMD_CG_SUPPORT_ATHUB_LS |
542 			AMD_CG_SUPPORT_MC_MGCG |
543 			AMD_CG_SUPPORT_MC_LS |
544 			AMD_CG_SUPPORT_IH_CG |
545 			AMD_CG_SUPPORT_HDP_SD;
546 		adev->pg_flags = AMD_PG_SUPPORT_VCN |
547 			AMD_PG_SUPPORT_VCN_DPG |
548 			AMD_PG_SUPPORT_JPEG |
549 			AMD_PG_SUPPORT_ATHUB |
550 			AMD_PG_SUPPORT_MMHUB;
551 		adev->external_rev_id = adev->rev_id + 0x1; // TODO: need update
552 		break;
553 	case IP_VERSION(11, 0, 2):
554 		adev->cg_flags =
555 			AMD_CG_SUPPORT_GFX_CGCG |
556 			AMD_CG_SUPPORT_GFX_CGLS |
557 			AMD_CG_SUPPORT_VCN_MGCG |
558 			AMD_CG_SUPPORT_JPEG_MGCG;
559 		adev->pg_flags =
560 			AMD_PG_SUPPORT_VCN |
561 			AMD_PG_SUPPORT_VCN_DPG |
562 			AMD_PG_SUPPORT_JPEG |
563 			AMD_PG_SUPPORT_ATHUB |
564 			AMD_PG_SUPPORT_MMHUB;
565 		adev->external_rev_id = adev->rev_id + 0x10;
566 		break;
567 	case IP_VERSION(11, 0, 1):
568 		adev->cg_flags = 0;
569 		adev->pg_flags = 0;
570 		adev->external_rev_id = adev->rev_id + 0x1;
571 		break;
572 	default:
573 		/* FIXME: not supported yet */
574 		return -EINVAL;
575 	}
576 
577 	return 0;
578 }
579 
580 static int soc21_common_late_init(void *handle)
581 {
582 	return 0;
583 }
584 
585 static int soc21_common_sw_init(void *handle)
586 {
587 	return 0;
588 }
589 
590 static int soc21_common_sw_fini(void *handle)
591 {
592 	return 0;
593 }
594 
595 static int soc21_common_hw_init(void *handle)
596 {
597 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
598 
599 	/* enable pcie gen2/3 link */
600 	soc21_pcie_gen3_enable(adev);
601 	/* enable aspm */
602 	soc21_program_aspm(adev);
603 	/* setup nbio registers */
604 	adev->nbio.funcs->init_registers(adev);
605 	/* remap HDP registers to a hole in mmio space,
606 	 * for the purpose of expose those registers
607 	 * to process space
608 	 */
609 	if (adev->nbio.funcs->remap_hdp_registers)
610 		adev->nbio.funcs->remap_hdp_registers(adev);
611 	/* enable the doorbell aperture */
612 	soc21_enable_doorbell_aperture(adev, true);
613 
614 	return 0;
615 }
616 
617 static int soc21_common_hw_fini(void *handle)
618 {
619 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
620 
621 	/* disable the doorbell aperture */
622 	soc21_enable_doorbell_aperture(adev, false);
623 
624 	return 0;
625 }
626 
627 static int soc21_common_suspend(void *handle)
628 {
629 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
630 
631 	return soc21_common_hw_fini(adev);
632 }
633 
634 static int soc21_common_resume(void *handle)
635 {
636 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
637 
638 	return soc21_common_hw_init(adev);
639 }
640 
641 static bool soc21_common_is_idle(void *handle)
642 {
643 	return true;
644 }
645 
646 static int soc21_common_wait_for_idle(void *handle)
647 {
648 	return 0;
649 }
650 
651 static int soc21_common_soft_reset(void *handle)
652 {
653 	return 0;
654 }
655 
656 static int soc21_common_set_clockgating_state(void *handle,
657 					   enum amd_clockgating_state state)
658 {
659 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
660 
661 	switch (adev->ip_versions[NBIO_HWIP][0]) {
662 	case IP_VERSION(4, 3, 0):
663 		adev->nbio.funcs->update_medium_grain_clock_gating(adev,
664 				state == AMD_CG_STATE_GATE);
665 		adev->nbio.funcs->update_medium_grain_light_sleep(adev,
666 				state == AMD_CG_STATE_GATE);
667 		adev->hdp.funcs->update_clock_gating(adev,
668 				state == AMD_CG_STATE_GATE);
669 		break;
670 	default:
671 		break;
672 	}
673 	return 0;
674 }
675 
676 static int soc21_common_set_powergating_state(void *handle,
677 					   enum amd_powergating_state state)
678 {
679 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
680 
681 	switch (adev->ip_versions[LSDMA_HWIP][0]) {
682 	case IP_VERSION(6, 0, 0):
683 	case IP_VERSION(6, 0, 2):
684 		adev->lsdma.funcs->update_memory_power_gating(adev,
685 				state == AMD_PG_STATE_GATE);
686 		break;
687 	default:
688 		break;
689 	}
690 
691 	return 0;
692 }
693 
694 static void soc21_common_get_clockgating_state(void *handle, u64 *flags)
695 {
696 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
697 
698 	adev->nbio.funcs->get_clockgating_state(adev, flags);
699 
700 	adev->hdp.funcs->get_clock_gating_state(adev, flags);
701 
702 	return;
703 }
704 
705 static const struct amd_ip_funcs soc21_common_ip_funcs = {
706 	.name = "soc21_common",
707 	.early_init = soc21_common_early_init,
708 	.late_init = soc21_common_late_init,
709 	.sw_init = soc21_common_sw_init,
710 	.sw_fini = soc21_common_sw_fini,
711 	.hw_init = soc21_common_hw_init,
712 	.hw_fini = soc21_common_hw_fini,
713 	.suspend = soc21_common_suspend,
714 	.resume = soc21_common_resume,
715 	.is_idle = soc21_common_is_idle,
716 	.wait_for_idle = soc21_common_wait_for_idle,
717 	.soft_reset = soc21_common_soft_reset,
718 	.set_clockgating_state = soc21_common_set_clockgating_state,
719 	.set_powergating_state = soc21_common_set_powergating_state,
720 	.get_clockgating_state = soc21_common_get_clockgating_state,
721 };
722