xref: /openbmc/linux/drivers/gpu/drm/amd/amdgpu/soc21.c (revision 61c1f340bc809a1ca1e3c8794207a91cde1a7c78)
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_MODE2 ||
314 	    amdgpu_reset_method == AMD_RESET_METHOD_BACO)
315 		return amdgpu_reset_method;
316 
317 	if (amdgpu_reset_method != -1)
318 		dev_warn(adev->dev, "Specified reset method:%d isn't supported, using AUTO instead.\n",
319 				  amdgpu_reset_method);
320 
321 	switch (adev->ip_versions[MP1_HWIP][0]) {
322 	case IP_VERSION(13, 0, 0):
323 		return AMD_RESET_METHOD_MODE1;
324 	case IP_VERSION(13, 0, 4):
325 		return AMD_RESET_METHOD_MODE2;
326 	default:
327 		if (amdgpu_dpm_is_baco_supported(adev))
328 			return AMD_RESET_METHOD_BACO;
329 		else
330 			return AMD_RESET_METHOD_MODE1;
331 	}
332 }
333 
334 static int soc21_asic_reset(struct amdgpu_device *adev)
335 {
336 	int ret = 0;
337 
338 	switch (soc21_asic_reset_method(adev)) {
339 	case AMD_RESET_METHOD_PCI:
340 		dev_info(adev->dev, "PCI reset\n");
341 		ret = amdgpu_device_pci_reset(adev);
342 		break;
343 	case AMD_RESET_METHOD_BACO:
344 		dev_info(adev->dev, "BACO reset\n");
345 		ret = amdgpu_dpm_baco_reset(adev);
346 		break;
347 	case AMD_RESET_METHOD_MODE2:
348 		dev_info(adev->dev, "MODE2 reset\n");
349 		ret = amdgpu_dpm_mode2_reset(adev);
350 		break;
351 	default:
352 		dev_info(adev->dev, "MODE1 reset\n");
353 		ret = amdgpu_device_mode1_reset(adev);
354 		break;
355 	}
356 
357 	return ret;
358 }
359 
360 static int soc21_set_uvd_clocks(struct amdgpu_device *adev, u32 vclk, u32 dclk)
361 {
362 	/* todo */
363 	return 0;
364 }
365 
366 static int soc21_set_vce_clocks(struct amdgpu_device *adev, u32 evclk, u32 ecclk)
367 {
368 	/* todo */
369 	return 0;
370 }
371 
372 static void soc21_pcie_gen3_enable(struct amdgpu_device *adev)
373 {
374 	if (pci_is_root_bus(adev->pdev->bus))
375 		return;
376 
377 	if (amdgpu_pcie_gen2 == 0)
378 		return;
379 
380 	if (!(adev->pm.pcie_gen_mask & (CAIL_PCIE_LINK_SPEED_SUPPORT_GEN2 |
381 					CAIL_PCIE_LINK_SPEED_SUPPORT_GEN3)))
382 		return;
383 
384 	/* todo */
385 }
386 
387 static void soc21_program_aspm(struct amdgpu_device *adev)
388 {
389 	if (!amdgpu_device_should_use_aspm(adev))
390 		return;
391 
392 	if (!(adev->flags & AMD_IS_APU) &&
393 	    (adev->nbio.funcs->program_aspm))
394 		adev->nbio.funcs->program_aspm(adev);
395 }
396 
397 static void soc21_enable_doorbell_aperture(struct amdgpu_device *adev,
398 					bool enable)
399 {
400 	adev->nbio.funcs->enable_doorbell_aperture(adev, enable);
401 	adev->nbio.funcs->enable_doorbell_selfring_aperture(adev, enable);
402 }
403 
404 const struct amdgpu_ip_block_version soc21_common_ip_block =
405 {
406 	.type = AMD_IP_BLOCK_TYPE_COMMON,
407 	.major = 1,
408 	.minor = 0,
409 	.rev = 0,
410 	.funcs = &soc21_common_ip_funcs,
411 };
412 
413 static uint32_t soc21_get_rev_id(struct amdgpu_device *adev)
414 {
415 	return adev->nbio.funcs->get_rev_id(adev);
416 }
417 
418 static bool soc21_need_full_reset(struct amdgpu_device *adev)
419 {
420 	return true;
421 }
422 
423 static bool soc21_need_reset_on_init(struct amdgpu_device *adev)
424 {
425 	u32 sol_reg;
426 
427 	if (adev->flags & AMD_IS_APU)
428 		return false;
429 
430 	/* Check sOS sign of life register to confirm sys driver and sOS
431 	 * are already been loaded.
432 	 */
433 	sol_reg = RREG32_SOC15(MP0, 0, regMP0_SMN_C2PMSG_81);
434 	if (sol_reg)
435 		return true;
436 
437 	return false;
438 }
439 
440 static uint64_t soc21_get_pcie_replay_count(struct amdgpu_device *adev)
441 {
442 
443 	/* TODO
444 	 * dummy implement for pcie_replay_count sysfs interface
445 	 * */
446 
447 	return 0;
448 }
449 
450 static void soc21_init_doorbell_index(struct amdgpu_device *adev)
451 {
452 	adev->doorbell_index.kiq = AMDGPU_NAVI10_DOORBELL_KIQ;
453 	adev->doorbell_index.mec_ring0 = AMDGPU_NAVI10_DOORBELL_MEC_RING0;
454 	adev->doorbell_index.mec_ring1 = AMDGPU_NAVI10_DOORBELL_MEC_RING1;
455 	adev->doorbell_index.mec_ring2 = AMDGPU_NAVI10_DOORBELL_MEC_RING2;
456 	adev->doorbell_index.mec_ring3 = AMDGPU_NAVI10_DOORBELL_MEC_RING3;
457 	adev->doorbell_index.mec_ring4 = AMDGPU_NAVI10_DOORBELL_MEC_RING4;
458 	adev->doorbell_index.mec_ring5 = AMDGPU_NAVI10_DOORBELL_MEC_RING5;
459 	adev->doorbell_index.mec_ring6 = AMDGPU_NAVI10_DOORBELL_MEC_RING6;
460 	adev->doorbell_index.mec_ring7 = AMDGPU_NAVI10_DOORBELL_MEC_RING7;
461 	adev->doorbell_index.userqueue_start = AMDGPU_NAVI10_DOORBELL_USERQUEUE_START;
462 	adev->doorbell_index.userqueue_end = AMDGPU_NAVI10_DOORBELL_USERQUEUE_END;
463 	adev->doorbell_index.gfx_ring0 = AMDGPU_NAVI10_DOORBELL_GFX_RING0;
464 	adev->doorbell_index.gfx_ring1 = AMDGPU_NAVI10_DOORBELL_GFX_RING1;
465 	adev->doorbell_index.gfx_userqueue_start =
466 		AMDGPU_NAVI10_DOORBELL_GFX_USERQUEUE_START;
467 	adev->doorbell_index.gfx_userqueue_end =
468 		AMDGPU_NAVI10_DOORBELL_GFX_USERQUEUE_END;
469 	adev->doorbell_index.mes_ring0 = AMDGPU_NAVI10_DOORBELL_MES_RING0;
470 	adev->doorbell_index.mes_ring1 = AMDGPU_NAVI10_DOORBELL_MES_RING1;
471 	adev->doorbell_index.sdma_engine[0] = AMDGPU_NAVI10_DOORBELL_sDMA_ENGINE0;
472 	adev->doorbell_index.sdma_engine[1] = AMDGPU_NAVI10_DOORBELL_sDMA_ENGINE1;
473 	adev->doorbell_index.ih = AMDGPU_NAVI10_DOORBELL_IH;
474 	adev->doorbell_index.vcn.vcn_ring0_1 = AMDGPU_NAVI10_DOORBELL64_VCN0_1;
475 	adev->doorbell_index.vcn.vcn_ring2_3 = AMDGPU_NAVI10_DOORBELL64_VCN2_3;
476 	adev->doorbell_index.vcn.vcn_ring4_5 = AMDGPU_NAVI10_DOORBELL64_VCN4_5;
477 	adev->doorbell_index.vcn.vcn_ring6_7 = AMDGPU_NAVI10_DOORBELL64_VCN6_7;
478 	adev->doorbell_index.first_non_cp = AMDGPU_NAVI10_DOORBELL64_FIRST_NON_CP;
479 	adev->doorbell_index.last_non_cp = AMDGPU_NAVI10_DOORBELL64_LAST_NON_CP;
480 
481 	adev->doorbell_index.max_assignment = AMDGPU_NAVI10_DOORBELL_MAX_ASSIGNMENT << 1;
482 	adev->doorbell_index.sdma_doorbell_range = 20;
483 }
484 
485 static void soc21_pre_asic_init(struct amdgpu_device *adev)
486 {
487 }
488 
489 static const struct amdgpu_asic_funcs soc21_asic_funcs =
490 {
491 	.read_disabled_bios = &soc21_read_disabled_bios,
492 	.read_bios_from_rom = &amdgpu_soc15_read_bios_from_rom,
493 	.read_register = &soc21_read_register,
494 	.reset = &soc21_asic_reset,
495 	.reset_method = &soc21_asic_reset_method,
496 	.set_vga_state = &soc21_vga_set_state,
497 	.get_xclk = &soc21_get_xclk,
498 	.set_uvd_clocks = &soc21_set_uvd_clocks,
499 	.set_vce_clocks = &soc21_set_vce_clocks,
500 	.get_config_memsize = &soc21_get_config_memsize,
501 	.init_doorbell_index = &soc21_init_doorbell_index,
502 	.need_full_reset = &soc21_need_full_reset,
503 	.need_reset_on_init = &soc21_need_reset_on_init,
504 	.get_pcie_replay_count = &soc21_get_pcie_replay_count,
505 	.supports_baco = &amdgpu_dpm_is_baco_supported,
506 	.pre_asic_init = &soc21_pre_asic_init,
507 	.query_video_codecs = &soc21_query_video_codecs,
508 };
509 
510 static int soc21_common_early_init(void *handle)
511 {
512 #define MMIO_REG_HOLE_OFFSET (0x80000 - PAGE_SIZE)
513 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
514 
515 	adev->rmmio_remap.reg_offset = MMIO_REG_HOLE_OFFSET;
516 	adev->rmmio_remap.bus_addr = adev->rmmio_base + MMIO_REG_HOLE_OFFSET;
517 	adev->smc_rreg = NULL;
518 	adev->smc_wreg = NULL;
519 	adev->pcie_rreg = &soc21_pcie_rreg;
520 	adev->pcie_wreg = &soc21_pcie_wreg;
521 	adev->pcie_rreg64 = &soc21_pcie_rreg64;
522 	adev->pcie_wreg64 = &soc21_pcie_wreg64;
523 	adev->pciep_rreg = amdgpu_device_pcie_port_rreg;
524 	adev->pciep_wreg = amdgpu_device_pcie_port_wreg;
525 
526 	/* TODO: will add them during VCN v2 implementation */
527 	adev->uvd_ctx_rreg = NULL;
528 	adev->uvd_ctx_wreg = NULL;
529 
530 	adev->didt_rreg = &soc21_didt_rreg;
531 	adev->didt_wreg = &soc21_didt_wreg;
532 
533 	adev->asic_funcs = &soc21_asic_funcs;
534 
535 	adev->rev_id = soc21_get_rev_id(adev);
536 	adev->external_rev_id = 0xff;
537 	switch (adev->ip_versions[GC_HWIP][0]) {
538 	case IP_VERSION(11, 0, 0):
539 		adev->cg_flags = AMD_CG_SUPPORT_GFX_CGCG |
540 			AMD_CG_SUPPORT_GFX_CGLS |
541 			AMD_CG_SUPPORT_GFX_3D_CGCG |
542 			AMD_CG_SUPPORT_GFX_3D_CGLS |
543 			AMD_CG_SUPPORT_GFX_MGCG |
544 			AMD_CG_SUPPORT_REPEATER_FGCG |
545 			AMD_CG_SUPPORT_GFX_FGCG |
546 			AMD_CG_SUPPORT_GFX_PERF_CLK |
547 			AMD_CG_SUPPORT_VCN_MGCG |
548 			AMD_CG_SUPPORT_JPEG_MGCG |
549 			AMD_CG_SUPPORT_ATHUB_MGCG |
550 			AMD_CG_SUPPORT_ATHUB_LS |
551 			AMD_CG_SUPPORT_MC_MGCG |
552 			AMD_CG_SUPPORT_MC_LS |
553 			AMD_CG_SUPPORT_IH_CG |
554 			AMD_CG_SUPPORT_HDP_SD;
555 		adev->pg_flags = AMD_PG_SUPPORT_VCN |
556 			AMD_PG_SUPPORT_VCN_DPG |
557 			AMD_PG_SUPPORT_JPEG |
558 			AMD_PG_SUPPORT_ATHUB |
559 			AMD_PG_SUPPORT_MMHUB;
560 		adev->external_rev_id = adev->rev_id + 0x1; // TODO: need update
561 		break;
562 	case IP_VERSION(11, 0, 2):
563 		adev->cg_flags =
564 			AMD_CG_SUPPORT_GFX_CGCG |
565 			AMD_CG_SUPPORT_GFX_CGLS |
566 			AMD_CG_SUPPORT_REPEATER_FGCG |
567 			AMD_CG_SUPPORT_VCN_MGCG |
568 			AMD_CG_SUPPORT_JPEG_MGCG |
569 			AMD_CG_SUPPORT_ATHUB_MGCG |
570 			AMD_CG_SUPPORT_ATHUB_LS;
571 		adev->pg_flags =
572 			AMD_PG_SUPPORT_VCN |
573 			AMD_PG_SUPPORT_VCN_DPG |
574 			AMD_PG_SUPPORT_JPEG |
575 			AMD_PG_SUPPORT_ATHUB |
576 			AMD_PG_SUPPORT_MMHUB;
577 		adev->external_rev_id = adev->rev_id + 0x10;
578 		break;
579 	case IP_VERSION(11, 0, 1):
580 		adev->cg_flags = 0;
581 		adev->pg_flags = 0;
582 		adev->external_rev_id = adev->rev_id + 0x1;
583 		break;
584 	default:
585 		/* FIXME: not supported yet */
586 		return -EINVAL;
587 	}
588 
589 	return 0;
590 }
591 
592 static int soc21_common_late_init(void *handle)
593 {
594 	return 0;
595 }
596 
597 static int soc21_common_sw_init(void *handle)
598 {
599 	return 0;
600 }
601 
602 static int soc21_common_sw_fini(void *handle)
603 {
604 	return 0;
605 }
606 
607 static int soc21_common_hw_init(void *handle)
608 {
609 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
610 
611 	/* enable pcie gen2/3 link */
612 	soc21_pcie_gen3_enable(adev);
613 	/* enable aspm */
614 	soc21_program_aspm(adev);
615 	/* setup nbio registers */
616 	adev->nbio.funcs->init_registers(adev);
617 	/* remap HDP registers to a hole in mmio space,
618 	 * for the purpose of expose those registers
619 	 * to process space
620 	 */
621 	if (adev->nbio.funcs->remap_hdp_registers)
622 		adev->nbio.funcs->remap_hdp_registers(adev);
623 	/* enable the doorbell aperture */
624 	soc21_enable_doorbell_aperture(adev, true);
625 
626 	return 0;
627 }
628 
629 static int soc21_common_hw_fini(void *handle)
630 {
631 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
632 
633 	/* disable the doorbell aperture */
634 	soc21_enable_doorbell_aperture(adev, false);
635 
636 	return 0;
637 }
638 
639 static int soc21_common_suspend(void *handle)
640 {
641 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
642 
643 	return soc21_common_hw_fini(adev);
644 }
645 
646 static int soc21_common_resume(void *handle)
647 {
648 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
649 
650 	return soc21_common_hw_init(adev);
651 }
652 
653 static bool soc21_common_is_idle(void *handle)
654 {
655 	return true;
656 }
657 
658 static int soc21_common_wait_for_idle(void *handle)
659 {
660 	return 0;
661 }
662 
663 static int soc21_common_soft_reset(void *handle)
664 {
665 	return 0;
666 }
667 
668 static int soc21_common_set_clockgating_state(void *handle,
669 					   enum amd_clockgating_state state)
670 {
671 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
672 
673 	switch (adev->ip_versions[NBIO_HWIP][0]) {
674 	case IP_VERSION(4, 3, 0):
675 		adev->nbio.funcs->update_medium_grain_clock_gating(adev,
676 				state == AMD_CG_STATE_GATE);
677 		adev->nbio.funcs->update_medium_grain_light_sleep(adev,
678 				state == AMD_CG_STATE_GATE);
679 		adev->hdp.funcs->update_clock_gating(adev,
680 				state == AMD_CG_STATE_GATE);
681 		break;
682 	default:
683 		break;
684 	}
685 	return 0;
686 }
687 
688 static int soc21_common_set_powergating_state(void *handle,
689 					   enum amd_powergating_state state)
690 {
691 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
692 
693 	switch (adev->ip_versions[LSDMA_HWIP][0]) {
694 	case IP_VERSION(6, 0, 0):
695 	case IP_VERSION(6, 0, 2):
696 		adev->lsdma.funcs->update_memory_power_gating(adev,
697 				state == AMD_PG_STATE_GATE);
698 		break;
699 	default:
700 		break;
701 	}
702 
703 	return 0;
704 }
705 
706 static void soc21_common_get_clockgating_state(void *handle, u64 *flags)
707 {
708 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
709 
710 	adev->nbio.funcs->get_clockgating_state(adev, flags);
711 
712 	adev->hdp.funcs->get_clock_gating_state(adev, flags);
713 
714 	return;
715 }
716 
717 static const struct amd_ip_funcs soc21_common_ip_funcs = {
718 	.name = "soc21_common",
719 	.early_init = soc21_common_early_init,
720 	.late_init = soc21_common_late_init,
721 	.sw_init = soc21_common_sw_init,
722 	.sw_fini = soc21_common_sw_fini,
723 	.hw_init = soc21_common_hw_init,
724 	.hw_fini = soc21_common_hw_fini,
725 	.suspend = soc21_common_suspend,
726 	.resume = soc21_common_resume,
727 	.is_idle = soc21_common_is_idle,
728 	.wait_for_idle = soc21_common_wait_for_idle,
729 	.soft_reset = soc21_common_soft_reset,
730 	.set_clockgating_state = soc21_common_set_clockgating_state,
731 	.set_powergating_state = soc21_common_set_powergating_state,
732 	.get_clockgating_state = soc21_common_get_clockgating_state,
733 };
734