xref: /openbmc/linux/drivers/gpu/drm/amd/amdgpu/nv.c (revision 8d5fdaa6)
1 /*
2  * Copyright 2019 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_10_1_0_offset.h"
40 #include "gc/gc_10_1_0_sh_mask.h"
41 #include "smuio/smuio_11_0_0_offset.h"
42 #include "mp/mp_11_0_offset.h"
43 
44 #include "soc15.h"
45 #include "soc15_common.h"
46 #include "gmc_v10_0.h"
47 #include "gfxhub_v2_0.h"
48 #include "mmhub_v2_0.h"
49 #include "nbio_v2_3.h"
50 #include "nbio_v7_2.h"
51 #include "hdp_v5_0.h"
52 #include "nv.h"
53 #include "navi10_ih.h"
54 #include "gfx_v10_0.h"
55 #include "sdma_v5_0.h"
56 #include "sdma_v5_2.h"
57 #include "vcn_v2_0.h"
58 #include "jpeg_v2_0.h"
59 #include "vcn_v3_0.h"
60 #include "jpeg_v3_0.h"
61 #include "dce_virtual.h"
62 #include "mes_v10_1.h"
63 #include "mxgpu_nv.h"
64 
65 static const struct amd_ip_funcs nv_common_ip_funcs;
66 
67 /*
68  * Indirect registers accessor
69  */
70 static u32 nv_pcie_rreg(struct amdgpu_device *adev, u32 reg)
71 {
72 	unsigned long address, data;
73 	address = adev->nbio.funcs->get_pcie_index_offset(adev);
74 	data = adev->nbio.funcs->get_pcie_data_offset(adev);
75 
76 	return amdgpu_device_indirect_rreg(adev, address, data, reg);
77 }
78 
79 static void nv_pcie_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
80 {
81 	unsigned long address, data;
82 
83 	address = adev->nbio.funcs->get_pcie_index_offset(adev);
84 	data = adev->nbio.funcs->get_pcie_data_offset(adev);
85 
86 	amdgpu_device_indirect_wreg(adev, address, data, reg, v);
87 }
88 
89 static u64 nv_pcie_rreg64(struct amdgpu_device *adev, u32 reg)
90 {
91 	unsigned long address, data;
92 	address = adev->nbio.funcs->get_pcie_index_offset(adev);
93 	data = adev->nbio.funcs->get_pcie_data_offset(adev);
94 
95 	return amdgpu_device_indirect_rreg64(adev, address, data, reg);
96 }
97 
98 static u32 nv_pcie_port_rreg(struct amdgpu_device *adev, u32 reg)
99 {
100 	unsigned long flags, address, data;
101 	u32 r;
102 	address = adev->nbio.funcs->get_pcie_port_index_offset(adev);
103 	data = adev->nbio.funcs->get_pcie_port_data_offset(adev);
104 
105 	spin_lock_irqsave(&adev->pcie_idx_lock, flags);
106 	WREG32(address, reg * 4);
107 	(void)RREG32(address);
108 	r = RREG32(data);
109 	spin_unlock_irqrestore(&adev->pcie_idx_lock, flags);
110 	return r;
111 }
112 
113 static void nv_pcie_wreg64(struct amdgpu_device *adev, u32 reg, u64 v)
114 {
115 	unsigned long address, data;
116 
117 	address = adev->nbio.funcs->get_pcie_index_offset(adev);
118 	data = adev->nbio.funcs->get_pcie_data_offset(adev);
119 
120 	amdgpu_device_indirect_wreg64(adev, address, data, reg, v);
121 }
122 
123 static void nv_pcie_port_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
124 {
125 	unsigned long flags, address, data;
126 
127 	address = adev->nbio.funcs->get_pcie_port_index_offset(adev);
128 	data = adev->nbio.funcs->get_pcie_port_data_offset(adev);
129 
130 	spin_lock_irqsave(&adev->pcie_idx_lock, flags);
131 	WREG32(address, reg * 4);
132 	(void)RREG32(address);
133 	WREG32(data, v);
134 	(void)RREG32(data);
135 	spin_unlock_irqrestore(&adev->pcie_idx_lock, flags);
136 }
137 
138 static u32 nv_didt_rreg(struct amdgpu_device *adev, u32 reg)
139 {
140 	unsigned long flags, address, data;
141 	u32 r;
142 
143 	address = SOC15_REG_OFFSET(GC, 0, mmDIDT_IND_INDEX);
144 	data = SOC15_REG_OFFSET(GC, 0, mmDIDT_IND_DATA);
145 
146 	spin_lock_irqsave(&adev->didt_idx_lock, flags);
147 	WREG32(address, (reg));
148 	r = RREG32(data);
149 	spin_unlock_irqrestore(&adev->didt_idx_lock, flags);
150 	return r;
151 }
152 
153 static void nv_didt_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
154 {
155 	unsigned long flags, address, data;
156 
157 	address = SOC15_REG_OFFSET(GC, 0, mmDIDT_IND_INDEX);
158 	data = SOC15_REG_OFFSET(GC, 0, mmDIDT_IND_DATA);
159 
160 	spin_lock_irqsave(&adev->didt_idx_lock, flags);
161 	WREG32(address, (reg));
162 	WREG32(data, (v));
163 	spin_unlock_irqrestore(&adev->didt_idx_lock, flags);
164 }
165 
166 static u32 nv_get_config_memsize(struct amdgpu_device *adev)
167 {
168 	return adev->nbio.funcs->get_memsize(adev);
169 }
170 
171 static u32 nv_get_xclk(struct amdgpu_device *adev)
172 {
173 	return adev->clock.spll.reference_freq;
174 }
175 
176 
177 void nv_grbm_select(struct amdgpu_device *adev,
178 		     u32 me, u32 pipe, u32 queue, u32 vmid)
179 {
180 	u32 grbm_gfx_cntl = 0;
181 	grbm_gfx_cntl = REG_SET_FIELD(grbm_gfx_cntl, GRBM_GFX_CNTL, PIPEID, pipe);
182 	grbm_gfx_cntl = REG_SET_FIELD(grbm_gfx_cntl, GRBM_GFX_CNTL, MEID, me);
183 	grbm_gfx_cntl = REG_SET_FIELD(grbm_gfx_cntl, GRBM_GFX_CNTL, VMID, vmid);
184 	grbm_gfx_cntl = REG_SET_FIELD(grbm_gfx_cntl, GRBM_GFX_CNTL, QUEUEID, queue);
185 
186 	WREG32(SOC15_REG_OFFSET(GC, 0, mmGRBM_GFX_CNTL), grbm_gfx_cntl);
187 }
188 
189 static void nv_vga_set_state(struct amdgpu_device *adev, bool state)
190 {
191 	/* todo */
192 }
193 
194 static bool nv_read_disabled_bios(struct amdgpu_device *adev)
195 {
196 	/* todo */
197 	return false;
198 }
199 
200 static bool nv_read_bios_from_rom(struct amdgpu_device *adev,
201 				  u8 *bios, u32 length_bytes)
202 {
203 	u32 *dw_ptr;
204 	u32 i, length_dw;
205 
206 	if (bios == NULL)
207 		return false;
208 	if (length_bytes == 0)
209 		return false;
210 	/* APU vbios image is part of sbios image */
211 	if (adev->flags & AMD_IS_APU)
212 		return false;
213 
214 	dw_ptr = (u32 *)bios;
215 	length_dw = ALIGN(length_bytes, 4) / 4;
216 
217 	/* set rom index to 0 */
218 	WREG32(SOC15_REG_OFFSET(SMUIO, 0, mmROM_INDEX), 0);
219 	/* read out the rom data */
220 	for (i = 0; i < length_dw; i++)
221 		dw_ptr[i] = RREG32(SOC15_REG_OFFSET(SMUIO, 0, mmROM_DATA));
222 
223 	return true;
224 }
225 
226 static struct soc15_allowed_register_entry nv_allowed_read_registers[] = {
227 	{ SOC15_REG_ENTRY(GC, 0, mmGRBM_STATUS)},
228 	{ SOC15_REG_ENTRY(GC, 0, mmGRBM_STATUS2)},
229 	{ SOC15_REG_ENTRY(GC, 0, mmGRBM_STATUS_SE0)},
230 	{ SOC15_REG_ENTRY(GC, 0, mmGRBM_STATUS_SE1)},
231 	{ SOC15_REG_ENTRY(GC, 0, mmGRBM_STATUS_SE2)},
232 	{ SOC15_REG_ENTRY(GC, 0, mmGRBM_STATUS_SE3)},
233 	{ SOC15_REG_ENTRY(SDMA0, 0, mmSDMA0_STATUS_REG)},
234 	{ SOC15_REG_ENTRY(SDMA1, 0, mmSDMA1_STATUS_REG)},
235 	{ SOC15_REG_ENTRY(GC, 0, mmCP_STAT)},
236 	{ SOC15_REG_ENTRY(GC, 0, mmCP_STALLED_STAT1)},
237 	{ SOC15_REG_ENTRY(GC, 0, mmCP_STALLED_STAT2)},
238 	{ SOC15_REG_ENTRY(GC, 0, mmCP_STALLED_STAT3)},
239 	{ SOC15_REG_ENTRY(GC, 0, mmCP_CPF_BUSY_STAT)},
240 	{ SOC15_REG_ENTRY(GC, 0, mmCP_CPF_STALLED_STAT1)},
241 	{ SOC15_REG_ENTRY(GC, 0, mmCP_CPF_STATUS)},
242 	{ SOC15_REG_ENTRY(GC, 0, mmCP_CPC_BUSY_STAT)},
243 	{ SOC15_REG_ENTRY(GC, 0, mmCP_CPC_STALLED_STAT1)},
244 	{ SOC15_REG_ENTRY(GC, 0, mmCP_CPC_STATUS)},
245 	{ SOC15_REG_ENTRY(GC, 0, mmGB_ADDR_CONFIG)},
246 };
247 
248 static uint32_t nv_read_indexed_register(struct amdgpu_device *adev, u32 se_num,
249 					 u32 sh_num, u32 reg_offset)
250 {
251 	uint32_t val;
252 
253 	mutex_lock(&adev->grbm_idx_mutex);
254 	if (se_num != 0xffffffff || sh_num != 0xffffffff)
255 		amdgpu_gfx_select_se_sh(adev, se_num, sh_num, 0xffffffff);
256 
257 	val = RREG32(reg_offset);
258 
259 	if (se_num != 0xffffffff || sh_num != 0xffffffff)
260 		amdgpu_gfx_select_se_sh(adev, 0xffffffff, 0xffffffff, 0xffffffff);
261 	mutex_unlock(&adev->grbm_idx_mutex);
262 	return val;
263 }
264 
265 static uint32_t nv_get_register_value(struct amdgpu_device *adev,
266 				      bool indexed, u32 se_num,
267 				      u32 sh_num, u32 reg_offset)
268 {
269 	if (indexed) {
270 		return nv_read_indexed_register(adev, se_num, sh_num, reg_offset);
271 	} else {
272 		if (reg_offset == SOC15_REG_OFFSET(GC, 0, mmGB_ADDR_CONFIG))
273 			return adev->gfx.config.gb_addr_config;
274 		return RREG32(reg_offset);
275 	}
276 }
277 
278 static int nv_read_register(struct amdgpu_device *adev, u32 se_num,
279 			    u32 sh_num, u32 reg_offset, u32 *value)
280 {
281 	uint32_t i;
282 	struct soc15_allowed_register_entry  *en;
283 
284 	*value = 0;
285 	for (i = 0; i < ARRAY_SIZE(nv_allowed_read_registers); i++) {
286 		en = &nv_allowed_read_registers[i];
287 		if ((i == 7 && (adev->sdma.num_instances == 1)) || /* some asics don't have SDMA1 */
288 		    reg_offset !=
289 		    (adev->reg_offset[en->hwip][en->inst][en->seg] + en->reg_offset))
290 			continue;
291 
292 		*value = nv_get_register_value(adev,
293 					       nv_allowed_read_registers[i].grbm_indexed,
294 					       se_num, sh_num, reg_offset);
295 		return 0;
296 	}
297 	return -EINVAL;
298 }
299 
300 static int nv_asic_mode1_reset(struct amdgpu_device *adev)
301 {
302 	u32 i;
303 	int ret = 0;
304 
305 	amdgpu_atombios_scratch_regs_engine_hung(adev, true);
306 
307 	/* disable BM */
308 	pci_clear_master(adev->pdev);
309 
310 	amdgpu_device_cache_pci_state(adev->pdev);
311 
312 	if (amdgpu_dpm_is_mode1_reset_supported(adev)) {
313 		dev_info(adev->dev, "GPU smu mode1 reset\n");
314 		ret = amdgpu_dpm_mode1_reset(adev);
315 	} else {
316 		dev_info(adev->dev, "GPU psp mode1 reset\n");
317 		ret = psp_gpu_reset(adev);
318 	}
319 
320 	if (ret)
321 		dev_err(adev->dev, "GPU mode1 reset failed\n");
322 	amdgpu_device_load_pci_state(adev->pdev);
323 
324 	/* wait for asic to come out of reset */
325 	for (i = 0; i < adev->usec_timeout; i++) {
326 		u32 memsize = adev->nbio.funcs->get_memsize(adev);
327 
328 		if (memsize != 0xffffffff)
329 			break;
330 		udelay(1);
331 	}
332 
333 	amdgpu_atombios_scratch_regs_engine_hung(adev, false);
334 
335 	return ret;
336 }
337 
338 static bool nv_asic_supports_baco(struct amdgpu_device *adev)
339 {
340 	struct smu_context *smu = &adev->smu;
341 
342 	if (smu_baco_is_support(smu))
343 		return true;
344 	else
345 		return false;
346 }
347 
348 static enum amd_reset_method
349 nv_asic_reset_method(struct amdgpu_device *adev)
350 {
351 	struct smu_context *smu = &adev->smu;
352 
353 	if (amdgpu_reset_method == AMD_RESET_METHOD_MODE1 ||
354 	    amdgpu_reset_method == AMD_RESET_METHOD_BACO)
355 		return amdgpu_reset_method;
356 
357 	if (amdgpu_reset_method != -1)
358 		dev_warn(adev->dev, "Specified reset method:%d isn't supported, using AUTO instead.\n",
359 				  amdgpu_reset_method);
360 
361 	switch (adev->asic_type) {
362 	case CHIP_SIENNA_CICHLID:
363 	case CHIP_NAVY_FLOUNDER:
364 	case CHIP_DIMGREY_CAVEFISH:
365 		return AMD_RESET_METHOD_MODE1;
366 	default:
367 		if (smu_baco_is_support(smu))
368 			return AMD_RESET_METHOD_BACO;
369 		else
370 			return AMD_RESET_METHOD_MODE1;
371 	}
372 }
373 
374 static int nv_asic_reset(struct amdgpu_device *adev)
375 {
376 	int ret = 0;
377 	struct smu_context *smu = &adev->smu;
378 
379 	if (nv_asic_reset_method(adev) == AMD_RESET_METHOD_BACO) {
380 		dev_info(adev->dev, "BACO reset\n");
381 
382 		ret = smu_baco_enter(smu);
383 		if (ret)
384 			return ret;
385 		ret = smu_baco_exit(smu);
386 		if (ret)
387 			return ret;
388 	} else {
389 		dev_info(adev->dev, "MODE1 reset\n");
390 		ret = nv_asic_mode1_reset(adev);
391 	}
392 
393 	return ret;
394 }
395 
396 static int nv_set_uvd_clocks(struct amdgpu_device *adev, u32 vclk, u32 dclk)
397 {
398 	/* todo */
399 	return 0;
400 }
401 
402 static int nv_set_vce_clocks(struct amdgpu_device *adev, u32 evclk, u32 ecclk)
403 {
404 	/* todo */
405 	return 0;
406 }
407 
408 static void nv_pcie_gen3_enable(struct amdgpu_device *adev)
409 {
410 	if (pci_is_root_bus(adev->pdev->bus))
411 		return;
412 
413 	if (amdgpu_pcie_gen2 == 0)
414 		return;
415 
416 	if (!(adev->pm.pcie_gen_mask & (CAIL_PCIE_LINK_SPEED_SUPPORT_GEN2 |
417 					CAIL_PCIE_LINK_SPEED_SUPPORT_GEN3)))
418 		return;
419 
420 	/* todo */
421 }
422 
423 static void nv_program_aspm(struct amdgpu_device *adev)
424 {
425 
426 	if (amdgpu_aspm == 0)
427 		return;
428 
429 	/* todo */
430 }
431 
432 static void nv_enable_doorbell_aperture(struct amdgpu_device *adev,
433 					bool enable)
434 {
435 	adev->nbio.funcs->enable_doorbell_aperture(adev, enable);
436 	adev->nbio.funcs->enable_doorbell_selfring_aperture(adev, enable);
437 }
438 
439 static const struct amdgpu_ip_block_version nv_common_ip_block =
440 {
441 	.type = AMD_IP_BLOCK_TYPE_COMMON,
442 	.major = 1,
443 	.minor = 0,
444 	.rev = 0,
445 	.funcs = &nv_common_ip_funcs,
446 };
447 
448 static int nv_reg_base_init(struct amdgpu_device *adev)
449 {
450 	int r;
451 
452 	if (amdgpu_discovery) {
453 		r = amdgpu_discovery_reg_base_init(adev);
454 		if (r) {
455 			DRM_WARN("failed to init reg base from ip discovery table, "
456 					"fallback to legacy init method\n");
457 			goto legacy_init;
458 		}
459 
460 		return 0;
461 	}
462 
463 legacy_init:
464 	switch (adev->asic_type) {
465 	case CHIP_NAVI10:
466 		navi10_reg_base_init(adev);
467 		break;
468 	case CHIP_NAVI14:
469 		navi14_reg_base_init(adev);
470 		break;
471 	case CHIP_NAVI12:
472 		navi12_reg_base_init(adev);
473 		break;
474 	case CHIP_SIENNA_CICHLID:
475 	case CHIP_NAVY_FLOUNDER:
476 		sienna_cichlid_reg_base_init(adev);
477 		break;
478 	case CHIP_VANGOGH:
479 		vangogh_reg_base_init(adev);
480 		break;
481 	case CHIP_DIMGREY_CAVEFISH:
482 		dimgrey_cavefish_reg_base_init(adev);
483 		break;
484 	default:
485 		return -EINVAL;
486 	}
487 
488 	return 0;
489 }
490 
491 void nv_set_virt_ops(struct amdgpu_device *adev)
492 {
493 	adev->virt.ops = &xgpu_nv_virt_ops;
494 }
495 
496 static bool nv_is_headless_sku(struct pci_dev *pdev)
497 {
498 	if ((pdev->device == 0x731E &&
499 	    (pdev->revision == 0xC6 || pdev->revision == 0xC7)) ||
500 	    (pdev->device == 0x7340 && pdev->revision == 0xC9))
501 		return true;
502 	return false;
503 }
504 
505 int nv_set_ip_blocks(struct amdgpu_device *adev)
506 {
507 	int r;
508 
509 	if (adev->flags & AMD_IS_APU) {
510 		adev->nbio.funcs = &nbio_v7_2_funcs;
511 		adev->nbio.hdp_flush_reg = &nbio_v7_2_hdp_flush_reg;
512 	} else {
513 		adev->nbio.funcs = &nbio_v2_3_funcs;
514 		adev->nbio.hdp_flush_reg = &nbio_v2_3_hdp_flush_reg;
515 	}
516 	adev->hdp.funcs = &hdp_v5_0_funcs;
517 
518 	if (adev->asic_type == CHIP_SIENNA_CICHLID)
519 		adev->gmc.xgmi.supported = true;
520 
521 	/* Set IP register base before any HW register access */
522 	r = nv_reg_base_init(adev);
523 	if (r)
524 		return r;
525 
526 	switch (adev->asic_type) {
527 	case CHIP_NAVI10:
528 	case CHIP_NAVI14:
529 		amdgpu_device_ip_block_add(adev, &nv_common_ip_block);
530 		amdgpu_device_ip_block_add(adev, &gmc_v10_0_ip_block);
531 		amdgpu_device_ip_block_add(adev, &navi10_ih_ip_block);
532 		amdgpu_device_ip_block_add(adev, &psp_v11_0_ip_block);
533 		if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP &&
534 		    !amdgpu_sriov_vf(adev))
535 			amdgpu_device_ip_block_add(adev, &smu_v11_0_ip_block);
536 		if (adev->enable_virtual_display || amdgpu_sriov_vf(adev))
537 			amdgpu_device_ip_block_add(adev, &dce_virtual_ip_block);
538 #if defined(CONFIG_DRM_AMD_DC)
539 		else if (amdgpu_device_has_dc_support(adev))
540 			amdgpu_device_ip_block_add(adev, &dm_ip_block);
541 #endif
542 		amdgpu_device_ip_block_add(adev, &gfx_v10_0_ip_block);
543 		amdgpu_device_ip_block_add(adev, &sdma_v5_0_ip_block);
544 		if (adev->firmware.load_type == AMDGPU_FW_LOAD_DIRECT &&
545 		    !amdgpu_sriov_vf(adev))
546 			amdgpu_device_ip_block_add(adev, &smu_v11_0_ip_block);
547 		if (!nv_is_headless_sku(adev->pdev))
548 			amdgpu_device_ip_block_add(adev, &vcn_v2_0_ip_block);
549 		amdgpu_device_ip_block_add(adev, &jpeg_v2_0_ip_block);
550 		if (adev->enable_mes)
551 			amdgpu_device_ip_block_add(adev, &mes_v10_1_ip_block);
552 		break;
553 	case CHIP_NAVI12:
554 		amdgpu_device_ip_block_add(adev, &nv_common_ip_block);
555 		amdgpu_device_ip_block_add(adev, &gmc_v10_0_ip_block);
556 		amdgpu_device_ip_block_add(adev, &navi10_ih_ip_block);
557 		amdgpu_device_ip_block_add(adev, &psp_v11_0_ip_block);
558 		if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP)
559 			amdgpu_device_ip_block_add(adev, &smu_v11_0_ip_block);
560 		if (adev->enable_virtual_display || amdgpu_sriov_vf(adev))
561 			amdgpu_device_ip_block_add(adev, &dce_virtual_ip_block);
562 #if defined(CONFIG_DRM_AMD_DC)
563 		else if (amdgpu_device_has_dc_support(adev))
564 			amdgpu_device_ip_block_add(adev, &dm_ip_block);
565 #endif
566 		amdgpu_device_ip_block_add(adev, &gfx_v10_0_ip_block);
567 		amdgpu_device_ip_block_add(adev, &sdma_v5_0_ip_block);
568 		if (adev->firmware.load_type == AMDGPU_FW_LOAD_DIRECT &&
569 		    !amdgpu_sriov_vf(adev))
570 			amdgpu_device_ip_block_add(adev, &smu_v11_0_ip_block);
571 		amdgpu_device_ip_block_add(adev, &vcn_v2_0_ip_block);
572 		if (!amdgpu_sriov_vf(adev))
573 			amdgpu_device_ip_block_add(adev, &jpeg_v2_0_ip_block);
574 		break;
575 	case CHIP_SIENNA_CICHLID:
576 		amdgpu_device_ip_block_add(adev, &nv_common_ip_block);
577 		amdgpu_device_ip_block_add(adev, &gmc_v10_0_ip_block);
578 		amdgpu_device_ip_block_add(adev, &navi10_ih_ip_block);
579 		if (likely(adev->firmware.load_type == AMDGPU_FW_LOAD_PSP))
580 			amdgpu_device_ip_block_add(adev, &psp_v11_0_ip_block);
581 		if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP &&
582 		    is_support_sw_smu(adev))
583 			amdgpu_device_ip_block_add(adev, &smu_v11_0_ip_block);
584 		if (adev->enable_virtual_display || amdgpu_sriov_vf(adev))
585 			amdgpu_device_ip_block_add(adev, &dce_virtual_ip_block);
586 #if defined(CONFIG_DRM_AMD_DC)
587 		else if (amdgpu_device_has_dc_support(adev))
588 			amdgpu_device_ip_block_add(adev, &dm_ip_block);
589 #endif
590 		amdgpu_device_ip_block_add(adev, &gfx_v10_0_ip_block);
591 		amdgpu_device_ip_block_add(adev, &sdma_v5_2_ip_block);
592 		amdgpu_device_ip_block_add(adev, &vcn_v3_0_ip_block);
593 		if (!amdgpu_sriov_vf(adev))
594 			amdgpu_device_ip_block_add(adev, &jpeg_v3_0_ip_block);
595 
596 		if (adev->enable_mes)
597 			amdgpu_device_ip_block_add(adev, &mes_v10_1_ip_block);
598 		break;
599 	case CHIP_NAVY_FLOUNDER:
600 		amdgpu_device_ip_block_add(adev, &nv_common_ip_block);
601 		amdgpu_device_ip_block_add(adev, &gmc_v10_0_ip_block);
602 		amdgpu_device_ip_block_add(adev, &navi10_ih_ip_block);
603 		if (likely(adev->firmware.load_type == AMDGPU_FW_LOAD_PSP))
604 			amdgpu_device_ip_block_add(adev, &psp_v11_0_ip_block);
605 		if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP &&
606 		    is_support_sw_smu(adev))
607 			amdgpu_device_ip_block_add(adev, &smu_v11_0_ip_block);
608 		if (adev->enable_virtual_display || amdgpu_sriov_vf(adev))
609 			amdgpu_device_ip_block_add(adev, &dce_virtual_ip_block);
610 #if defined(CONFIG_DRM_AMD_DC)
611 		else if (amdgpu_device_has_dc_support(adev))
612 			amdgpu_device_ip_block_add(adev, &dm_ip_block);
613 #endif
614 		amdgpu_device_ip_block_add(adev, &gfx_v10_0_ip_block);
615 		amdgpu_device_ip_block_add(adev, &sdma_v5_2_ip_block);
616 		amdgpu_device_ip_block_add(adev, &vcn_v3_0_ip_block);
617 		amdgpu_device_ip_block_add(adev, &jpeg_v3_0_ip_block);
618 		if (adev->firmware.load_type == AMDGPU_FW_LOAD_DIRECT &&
619 		    is_support_sw_smu(adev))
620 			amdgpu_device_ip_block_add(adev, &smu_v11_0_ip_block);
621 		break;
622 	case CHIP_VANGOGH:
623 		amdgpu_device_ip_block_add(adev, &nv_common_ip_block);
624 		amdgpu_device_ip_block_add(adev, &gmc_v10_0_ip_block);
625 		amdgpu_device_ip_block_add(adev, &navi10_ih_ip_block);
626 		if (likely(adev->firmware.load_type == AMDGPU_FW_LOAD_PSP))
627 			amdgpu_device_ip_block_add(adev, &psp_v11_0_ip_block);
628 		amdgpu_device_ip_block_add(adev, &smu_v11_0_ip_block);
629 		if (adev->enable_virtual_display || amdgpu_sriov_vf(adev))
630 			amdgpu_device_ip_block_add(adev, &dce_virtual_ip_block);
631 #if defined(CONFIG_DRM_AMD_DC)
632 		else if (amdgpu_device_has_dc_support(adev))
633 			amdgpu_device_ip_block_add(adev, &dm_ip_block);
634 #endif
635 		amdgpu_device_ip_block_add(adev, &gfx_v10_0_ip_block);
636 		amdgpu_device_ip_block_add(adev, &sdma_v5_2_ip_block);
637 		amdgpu_device_ip_block_add(adev, &vcn_v3_0_ip_block);
638 		amdgpu_device_ip_block_add(adev, &jpeg_v3_0_ip_block);
639 		break;
640 	case CHIP_DIMGREY_CAVEFISH:
641 		amdgpu_device_ip_block_add(adev, &nv_common_ip_block);
642 		amdgpu_device_ip_block_add(adev, &gmc_v10_0_ip_block);
643 		amdgpu_device_ip_block_add(adev, &navi10_ih_ip_block);
644 		if (likely(adev->firmware.load_type == AMDGPU_FW_LOAD_PSP))
645 			amdgpu_device_ip_block_add(adev, &psp_v11_0_ip_block);
646 		if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP &&
647 		    is_support_sw_smu(adev))
648 			amdgpu_device_ip_block_add(adev, &smu_v11_0_ip_block);
649 		if (adev->enable_virtual_display || amdgpu_sriov_vf(adev))
650 			amdgpu_device_ip_block_add(adev, &dce_virtual_ip_block);
651 #if defined(CONFIG_DRM_AMD_DC)
652                 else if (amdgpu_device_has_dc_support(adev))
653                         amdgpu_device_ip_block_add(adev, &dm_ip_block);
654 #endif
655 		amdgpu_device_ip_block_add(adev, &gfx_v10_0_ip_block);
656 		amdgpu_device_ip_block_add(adev, &sdma_v5_2_ip_block);
657 		amdgpu_device_ip_block_add(adev, &vcn_v3_0_ip_block);
658 		amdgpu_device_ip_block_add(adev, &jpeg_v3_0_ip_block);
659 		break;
660 	default:
661 		return -EINVAL;
662 	}
663 
664 	return 0;
665 }
666 
667 static uint32_t nv_get_rev_id(struct amdgpu_device *adev)
668 {
669 	return adev->nbio.funcs->get_rev_id(adev);
670 }
671 
672 static bool nv_need_full_reset(struct amdgpu_device *adev)
673 {
674 	return true;
675 }
676 
677 static bool nv_need_reset_on_init(struct amdgpu_device *adev)
678 {
679 	u32 sol_reg;
680 
681 	if (adev->flags & AMD_IS_APU)
682 		return false;
683 
684 	/* Check sOS sign of life register to confirm sys driver and sOS
685 	 * are already been loaded.
686 	 */
687 	sol_reg = RREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_81);
688 	if (sol_reg)
689 		return true;
690 
691 	return false;
692 }
693 
694 static uint64_t nv_get_pcie_replay_count(struct amdgpu_device *adev)
695 {
696 
697 	/* TODO
698 	 * dummy implement for pcie_replay_count sysfs interface
699 	 * */
700 
701 	return 0;
702 }
703 
704 static void nv_init_doorbell_index(struct amdgpu_device *adev)
705 {
706 	adev->doorbell_index.kiq = AMDGPU_NAVI10_DOORBELL_KIQ;
707 	adev->doorbell_index.mec_ring0 = AMDGPU_NAVI10_DOORBELL_MEC_RING0;
708 	adev->doorbell_index.mec_ring1 = AMDGPU_NAVI10_DOORBELL_MEC_RING1;
709 	adev->doorbell_index.mec_ring2 = AMDGPU_NAVI10_DOORBELL_MEC_RING2;
710 	adev->doorbell_index.mec_ring3 = AMDGPU_NAVI10_DOORBELL_MEC_RING3;
711 	adev->doorbell_index.mec_ring4 = AMDGPU_NAVI10_DOORBELL_MEC_RING4;
712 	adev->doorbell_index.mec_ring5 = AMDGPU_NAVI10_DOORBELL_MEC_RING5;
713 	adev->doorbell_index.mec_ring6 = AMDGPU_NAVI10_DOORBELL_MEC_RING6;
714 	adev->doorbell_index.mec_ring7 = AMDGPU_NAVI10_DOORBELL_MEC_RING7;
715 	adev->doorbell_index.userqueue_start = AMDGPU_NAVI10_DOORBELL_USERQUEUE_START;
716 	adev->doorbell_index.userqueue_end = AMDGPU_NAVI10_DOORBELL_USERQUEUE_END;
717 	adev->doorbell_index.gfx_ring0 = AMDGPU_NAVI10_DOORBELL_GFX_RING0;
718 	adev->doorbell_index.gfx_ring1 = AMDGPU_NAVI10_DOORBELL_GFX_RING1;
719 	adev->doorbell_index.mes_ring = AMDGPU_NAVI10_DOORBELL_MES_RING;
720 	adev->doorbell_index.sdma_engine[0] = AMDGPU_NAVI10_DOORBELL_sDMA_ENGINE0;
721 	adev->doorbell_index.sdma_engine[1] = AMDGPU_NAVI10_DOORBELL_sDMA_ENGINE1;
722 	adev->doorbell_index.sdma_engine[2] = AMDGPU_NAVI10_DOORBELL_sDMA_ENGINE2;
723 	adev->doorbell_index.sdma_engine[3] = AMDGPU_NAVI10_DOORBELL_sDMA_ENGINE3;
724 	adev->doorbell_index.ih = AMDGPU_NAVI10_DOORBELL_IH;
725 	adev->doorbell_index.vcn.vcn_ring0_1 = AMDGPU_NAVI10_DOORBELL64_VCN0_1;
726 	adev->doorbell_index.vcn.vcn_ring2_3 = AMDGPU_NAVI10_DOORBELL64_VCN2_3;
727 	adev->doorbell_index.vcn.vcn_ring4_5 = AMDGPU_NAVI10_DOORBELL64_VCN4_5;
728 	adev->doorbell_index.vcn.vcn_ring6_7 = AMDGPU_NAVI10_DOORBELL64_VCN6_7;
729 	adev->doorbell_index.first_non_cp = AMDGPU_NAVI10_DOORBELL64_FIRST_NON_CP;
730 	adev->doorbell_index.last_non_cp = AMDGPU_NAVI10_DOORBELL64_LAST_NON_CP;
731 
732 	adev->doorbell_index.max_assignment = AMDGPU_NAVI10_DOORBELL_MAX_ASSIGNMENT << 1;
733 	adev->doorbell_index.sdma_doorbell_range = 20;
734 }
735 
736 static void nv_pre_asic_init(struct amdgpu_device *adev)
737 {
738 }
739 
740 static int nv_update_umd_stable_pstate(struct amdgpu_device *adev,
741 				       bool enter)
742 {
743 	if (enter)
744 		amdgpu_gfx_rlc_enter_safe_mode(adev);
745 	else
746 		amdgpu_gfx_rlc_exit_safe_mode(adev);
747 
748 	if (adev->gfx.funcs->update_perfmon_mgcg)
749 		adev->gfx.funcs->update_perfmon_mgcg(adev, !enter);
750 
751 	/*
752 	 * The ASPM function is not fully enabled and verified on
753 	 * Navi yet. Temporarily skip this until ASPM enabled.
754 	 */
755 #if 0
756 	if (adev->nbio.funcs->enable_aspm)
757 		adev->nbio.funcs->enable_aspm(adev, !enter);
758 #endif
759 
760 	return 0;
761 }
762 
763 static const struct amdgpu_asic_funcs nv_asic_funcs =
764 {
765 	.read_disabled_bios = &nv_read_disabled_bios,
766 	.read_bios_from_rom = &nv_read_bios_from_rom,
767 	.read_register = &nv_read_register,
768 	.reset = &nv_asic_reset,
769 	.reset_method = &nv_asic_reset_method,
770 	.set_vga_state = &nv_vga_set_state,
771 	.get_xclk = &nv_get_xclk,
772 	.set_uvd_clocks = &nv_set_uvd_clocks,
773 	.set_vce_clocks = &nv_set_vce_clocks,
774 	.get_config_memsize = &nv_get_config_memsize,
775 	.init_doorbell_index = &nv_init_doorbell_index,
776 	.need_full_reset = &nv_need_full_reset,
777 	.need_reset_on_init = &nv_need_reset_on_init,
778 	.get_pcie_replay_count = &nv_get_pcie_replay_count,
779 	.supports_baco = &nv_asic_supports_baco,
780 	.pre_asic_init = &nv_pre_asic_init,
781 	.update_umd_stable_pstate = &nv_update_umd_stable_pstate,
782 };
783 
784 static int nv_common_early_init(void *handle)
785 {
786 #define MMIO_REG_HOLE_OFFSET (0x80000 - PAGE_SIZE)
787 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
788 
789 	adev->rmmio_remap.reg_offset = MMIO_REG_HOLE_OFFSET;
790 	adev->rmmio_remap.bus_addr = adev->rmmio_base + MMIO_REG_HOLE_OFFSET;
791 	adev->smc_rreg = NULL;
792 	adev->smc_wreg = NULL;
793 	adev->pcie_rreg = &nv_pcie_rreg;
794 	adev->pcie_wreg = &nv_pcie_wreg;
795 	adev->pcie_rreg64 = &nv_pcie_rreg64;
796 	adev->pcie_wreg64 = &nv_pcie_wreg64;
797 	adev->pciep_rreg = &nv_pcie_port_rreg;
798 	adev->pciep_wreg = &nv_pcie_port_wreg;
799 
800 	/* TODO: will add them during VCN v2 implementation */
801 	adev->uvd_ctx_rreg = NULL;
802 	adev->uvd_ctx_wreg = NULL;
803 
804 	adev->didt_rreg = &nv_didt_rreg;
805 	adev->didt_wreg = &nv_didt_wreg;
806 
807 	adev->asic_funcs = &nv_asic_funcs;
808 
809 	adev->rev_id = nv_get_rev_id(adev);
810 	adev->external_rev_id = 0xff;
811 	switch (adev->asic_type) {
812 	case CHIP_NAVI10:
813 		adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
814 			AMD_CG_SUPPORT_GFX_CGCG |
815 			AMD_CG_SUPPORT_IH_CG |
816 			AMD_CG_SUPPORT_HDP_MGCG |
817 			AMD_CG_SUPPORT_HDP_LS |
818 			AMD_CG_SUPPORT_SDMA_MGCG |
819 			AMD_CG_SUPPORT_SDMA_LS |
820 			AMD_CG_SUPPORT_MC_MGCG |
821 			AMD_CG_SUPPORT_MC_LS |
822 			AMD_CG_SUPPORT_ATHUB_MGCG |
823 			AMD_CG_SUPPORT_ATHUB_LS |
824 			AMD_CG_SUPPORT_VCN_MGCG |
825 			AMD_CG_SUPPORT_JPEG_MGCG |
826 			AMD_CG_SUPPORT_BIF_MGCG |
827 			AMD_CG_SUPPORT_BIF_LS;
828 		adev->pg_flags = AMD_PG_SUPPORT_VCN |
829 			AMD_PG_SUPPORT_VCN_DPG |
830 			AMD_PG_SUPPORT_JPEG |
831 			AMD_PG_SUPPORT_ATHUB;
832 		adev->external_rev_id = adev->rev_id + 0x1;
833 		break;
834 	case CHIP_NAVI14:
835 		adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
836 			AMD_CG_SUPPORT_GFX_CGCG |
837 			AMD_CG_SUPPORT_IH_CG |
838 			AMD_CG_SUPPORT_HDP_MGCG |
839 			AMD_CG_SUPPORT_HDP_LS |
840 			AMD_CG_SUPPORT_SDMA_MGCG |
841 			AMD_CG_SUPPORT_SDMA_LS |
842 			AMD_CG_SUPPORT_MC_MGCG |
843 			AMD_CG_SUPPORT_MC_LS |
844 			AMD_CG_SUPPORT_ATHUB_MGCG |
845 			AMD_CG_SUPPORT_ATHUB_LS |
846 			AMD_CG_SUPPORT_VCN_MGCG |
847 			AMD_CG_SUPPORT_JPEG_MGCG |
848 			AMD_CG_SUPPORT_BIF_MGCG |
849 			AMD_CG_SUPPORT_BIF_LS;
850 		adev->pg_flags = AMD_PG_SUPPORT_VCN |
851 			AMD_PG_SUPPORT_JPEG |
852 			AMD_PG_SUPPORT_VCN_DPG;
853 		adev->external_rev_id = adev->rev_id + 20;
854 		break;
855 	case CHIP_NAVI12:
856 		adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
857 			AMD_CG_SUPPORT_GFX_MGLS |
858 			AMD_CG_SUPPORT_GFX_CGCG |
859 			AMD_CG_SUPPORT_GFX_CP_LS |
860 			AMD_CG_SUPPORT_GFX_RLC_LS |
861 			AMD_CG_SUPPORT_IH_CG |
862 			AMD_CG_SUPPORT_HDP_MGCG |
863 			AMD_CG_SUPPORT_HDP_LS |
864 			AMD_CG_SUPPORT_SDMA_MGCG |
865 			AMD_CG_SUPPORT_SDMA_LS |
866 			AMD_CG_SUPPORT_MC_MGCG |
867 			AMD_CG_SUPPORT_MC_LS |
868 			AMD_CG_SUPPORT_ATHUB_MGCG |
869 			AMD_CG_SUPPORT_ATHUB_LS |
870 			AMD_CG_SUPPORT_VCN_MGCG |
871 			AMD_CG_SUPPORT_JPEG_MGCG;
872 		adev->pg_flags = AMD_PG_SUPPORT_VCN |
873 			AMD_PG_SUPPORT_VCN_DPG |
874 			AMD_PG_SUPPORT_JPEG |
875 			AMD_PG_SUPPORT_ATHUB;
876 		/* guest vm gets 0xffffffff when reading RCC_DEV0_EPF0_STRAP0,
877 		 * as a consequence, the rev_id and external_rev_id are wrong.
878 		 * workaround it by hardcoding rev_id to 0 (default value).
879 		 */
880 		if (amdgpu_sriov_vf(adev))
881 			adev->rev_id = 0;
882 		adev->external_rev_id = adev->rev_id + 0xa;
883 		break;
884 	case CHIP_SIENNA_CICHLID:
885 		adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
886 			AMD_CG_SUPPORT_GFX_CGCG |
887 			AMD_CG_SUPPORT_GFX_3D_CGCG |
888 			AMD_CG_SUPPORT_MC_MGCG |
889 			AMD_CG_SUPPORT_VCN_MGCG |
890 			AMD_CG_SUPPORT_JPEG_MGCG |
891 			AMD_CG_SUPPORT_HDP_MGCG |
892 			AMD_CG_SUPPORT_HDP_LS |
893 			AMD_CG_SUPPORT_IH_CG |
894 			AMD_CG_SUPPORT_MC_LS;
895 		adev->pg_flags = AMD_PG_SUPPORT_VCN |
896 			AMD_PG_SUPPORT_VCN_DPG |
897 			AMD_PG_SUPPORT_JPEG |
898 			AMD_PG_SUPPORT_ATHUB |
899 			AMD_PG_SUPPORT_MMHUB;
900 		if (amdgpu_sriov_vf(adev)) {
901 			/* hypervisor control CG and PG enablement */
902 			adev->cg_flags = 0;
903 			adev->pg_flags = 0;
904 		}
905 		adev->external_rev_id = adev->rev_id + 0x28;
906 		break;
907 	case CHIP_NAVY_FLOUNDER:
908 		adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
909 			AMD_CG_SUPPORT_GFX_CGCG |
910 			AMD_CG_SUPPORT_GFX_3D_CGCG |
911 			AMD_CG_SUPPORT_VCN_MGCG |
912 			AMD_CG_SUPPORT_JPEG_MGCG |
913 			AMD_CG_SUPPORT_MC_MGCG |
914 			AMD_CG_SUPPORT_MC_LS |
915 			AMD_CG_SUPPORT_HDP_MGCG |
916 			AMD_CG_SUPPORT_HDP_LS |
917 			AMD_CG_SUPPORT_IH_CG;
918 		adev->pg_flags = AMD_PG_SUPPORT_VCN |
919 			AMD_PG_SUPPORT_VCN_DPG |
920 			AMD_PG_SUPPORT_JPEG |
921 			AMD_PG_SUPPORT_ATHUB |
922 			AMD_PG_SUPPORT_MMHUB;
923 		adev->external_rev_id = adev->rev_id + 0x32;
924 		break;
925 
926 	case CHIP_VANGOGH:
927 		adev->apu_flags |= AMD_APU_IS_VANGOGH;
928 		adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
929 			AMD_CG_SUPPORT_GFX_MGLS |
930 			AMD_CG_SUPPORT_GFX_CP_LS |
931 			AMD_CG_SUPPORT_GFX_RLC_LS |
932 			AMD_CG_SUPPORT_GFX_CGCG |
933 			AMD_CG_SUPPORT_GFX_CGLS |
934 			AMD_CG_SUPPORT_GFX_3D_CGCG |
935 			AMD_CG_SUPPORT_GFX_3D_CGLS |
936 			AMD_CG_SUPPORT_MC_MGCG |
937 			AMD_CG_SUPPORT_MC_LS |
938 			AMD_CG_SUPPORT_GFX_FGCG |
939 			AMD_CG_SUPPORT_VCN_MGCG |
940 			AMD_CG_SUPPORT_JPEG_MGCG;
941 		adev->pg_flags = AMD_PG_SUPPORT_GFX_PG |
942 			AMD_PG_SUPPORT_VCN |
943 			AMD_PG_SUPPORT_VCN_DPG |
944 			AMD_PG_SUPPORT_JPEG;
945 		if (adev->apu_flags & AMD_APU_IS_VANGOGH)
946 			adev->external_rev_id = adev->rev_id + 0x01;
947 		break;
948 	case CHIP_DIMGREY_CAVEFISH:
949 		adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
950 			AMD_CG_SUPPORT_GFX_CGCG |
951 			AMD_CG_SUPPORT_GFX_3D_CGCG |
952 			AMD_CG_SUPPORT_VCN_MGCG |
953 			AMD_CG_SUPPORT_JPEG_MGCG |
954 			AMD_CG_SUPPORT_MC_MGCG |
955 			AMD_CG_SUPPORT_MC_LS |
956 			AMD_CG_SUPPORT_HDP_MGCG |
957 			AMD_CG_SUPPORT_HDP_LS |
958 			AMD_CG_SUPPORT_IH_CG;
959 		adev->pg_flags = AMD_PG_SUPPORT_VCN |
960 			AMD_PG_SUPPORT_VCN_DPG |
961 			AMD_PG_SUPPORT_JPEG |
962 			AMD_PG_SUPPORT_ATHUB |
963 			AMD_PG_SUPPORT_MMHUB;
964 		adev->external_rev_id = adev->rev_id + 0x3c;
965 		break;
966 	default:
967 		/* FIXME: not supported yet */
968 		return -EINVAL;
969 	}
970 
971 	if (amdgpu_sriov_vf(adev)) {
972 		amdgpu_virt_init_setting(adev);
973 		xgpu_nv_mailbox_set_irq_funcs(adev);
974 	}
975 
976 	return 0;
977 }
978 
979 static int nv_common_late_init(void *handle)
980 {
981 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
982 
983 	if (amdgpu_sriov_vf(adev))
984 		xgpu_nv_mailbox_get_irq(adev);
985 
986 	return 0;
987 }
988 
989 static int nv_common_sw_init(void *handle)
990 {
991 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
992 
993 	if (amdgpu_sriov_vf(adev))
994 		xgpu_nv_mailbox_add_irq_id(adev);
995 
996 	return 0;
997 }
998 
999 static int nv_common_sw_fini(void *handle)
1000 {
1001 	return 0;
1002 }
1003 
1004 static int nv_common_hw_init(void *handle)
1005 {
1006 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1007 
1008 	/* enable pcie gen2/3 link */
1009 	nv_pcie_gen3_enable(adev);
1010 	/* enable aspm */
1011 	nv_program_aspm(adev);
1012 	/* setup nbio registers */
1013 	adev->nbio.funcs->init_registers(adev);
1014 	/* remap HDP registers to a hole in mmio space,
1015 	 * for the purpose of expose those registers
1016 	 * to process space
1017 	 */
1018 	if (adev->nbio.funcs->remap_hdp_registers)
1019 		adev->nbio.funcs->remap_hdp_registers(adev);
1020 	/* enable the doorbell aperture */
1021 	nv_enable_doorbell_aperture(adev, true);
1022 
1023 	return 0;
1024 }
1025 
1026 static int nv_common_hw_fini(void *handle)
1027 {
1028 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1029 
1030 	/* disable the doorbell aperture */
1031 	nv_enable_doorbell_aperture(adev, false);
1032 
1033 	return 0;
1034 }
1035 
1036 static int nv_common_suspend(void *handle)
1037 {
1038 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1039 
1040 	return nv_common_hw_fini(adev);
1041 }
1042 
1043 static int nv_common_resume(void *handle)
1044 {
1045 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1046 
1047 	return nv_common_hw_init(adev);
1048 }
1049 
1050 static bool nv_common_is_idle(void *handle)
1051 {
1052 	return true;
1053 }
1054 
1055 static int nv_common_wait_for_idle(void *handle)
1056 {
1057 	return 0;
1058 }
1059 
1060 static int nv_common_soft_reset(void *handle)
1061 {
1062 	return 0;
1063 }
1064 
1065 static int nv_common_set_clockgating_state(void *handle,
1066 					   enum amd_clockgating_state state)
1067 {
1068 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1069 
1070 	if (amdgpu_sriov_vf(adev))
1071 		return 0;
1072 
1073 	switch (adev->asic_type) {
1074 	case CHIP_NAVI10:
1075 	case CHIP_NAVI14:
1076 	case CHIP_NAVI12:
1077 	case CHIP_SIENNA_CICHLID:
1078 	case CHIP_NAVY_FLOUNDER:
1079 	case CHIP_DIMGREY_CAVEFISH:
1080 		adev->nbio.funcs->update_medium_grain_clock_gating(adev,
1081 				state == AMD_CG_STATE_GATE);
1082 		adev->nbio.funcs->update_medium_grain_light_sleep(adev,
1083 				state == AMD_CG_STATE_GATE);
1084 		adev->hdp.funcs->update_clock_gating(adev,
1085 				state == AMD_CG_STATE_GATE);
1086 		break;
1087 	default:
1088 		break;
1089 	}
1090 	return 0;
1091 }
1092 
1093 static int nv_common_set_powergating_state(void *handle,
1094 					   enum amd_powergating_state state)
1095 {
1096 	/* TODO */
1097 	return 0;
1098 }
1099 
1100 static void nv_common_get_clockgating_state(void *handle, u32 *flags)
1101 {
1102 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1103 
1104 	if (amdgpu_sriov_vf(adev))
1105 		*flags = 0;
1106 
1107 	adev->nbio.funcs->get_clockgating_state(adev, flags);
1108 
1109 	adev->hdp.funcs->get_clock_gating_state(adev, flags);
1110 
1111 	return;
1112 }
1113 
1114 static const struct amd_ip_funcs nv_common_ip_funcs = {
1115 	.name = "nv_common",
1116 	.early_init = nv_common_early_init,
1117 	.late_init = nv_common_late_init,
1118 	.sw_init = nv_common_sw_init,
1119 	.sw_fini = nv_common_sw_fini,
1120 	.hw_init = nv_common_hw_init,
1121 	.hw_fini = nv_common_hw_fini,
1122 	.suspend = nv_common_suspend,
1123 	.resume = nv_common_resume,
1124 	.is_idle = nv_common_is_idle,
1125 	.wait_for_idle = nv_common_wait_for_idle,
1126 	.soft_reset = nv_common_soft_reset,
1127 	.set_clockgating_state = nv_common_set_clockgating_state,
1128 	.set_powergating_state = nv_common_set_powergating_state,
1129 	.get_clockgating_state = nv_common_get_clockgating_state,
1130 };
1131