xref: /linux/drivers/gpu/drm/amd/amdgpu/vcn_v5_0_0.c (revision 07fdad3a93756b872da7b53647715c48d0f4a2d0)
1 /*
2  * Copyright 2023 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 
24 #include <linux/firmware.h>
25 #include "amdgpu.h"
26 #include "amdgpu_vcn.h"
27 #include "amdgpu_pm.h"
28 #include "soc15.h"
29 #include "soc15d.h"
30 #include "soc15_hw_ip.h"
31 #include "vcn_v2_0.h"
32 
33 #include "vcn/vcn_5_0_0_offset.h"
34 #include "vcn/vcn_5_0_0_sh_mask.h"
35 #include "ivsrcid/vcn/irqsrcs_vcn_5_0.h"
36 #include "vcn_v5_0_0.h"
37 
38 #include <drm/drm_drv.h>
39 
40 static const struct amdgpu_hwip_reg_entry vcn_reg_list_5_0[] = {
41 	SOC15_REG_ENTRY_STR(VCN, 0, regUVD_POWER_STATUS),
42 	SOC15_REG_ENTRY_STR(VCN, 0, regUVD_STATUS),
43 	SOC15_REG_ENTRY_STR(VCN, 0, regUVD_CONTEXT_ID),
44 	SOC15_REG_ENTRY_STR(VCN, 0, regUVD_CONTEXT_ID2),
45 	SOC15_REG_ENTRY_STR(VCN, 0, regUVD_GPCOM_VCPU_DATA0),
46 	SOC15_REG_ENTRY_STR(VCN, 0, regUVD_GPCOM_VCPU_DATA1),
47 	SOC15_REG_ENTRY_STR(VCN, 0, regUVD_GPCOM_VCPU_CMD),
48 	SOC15_REG_ENTRY_STR(VCN, 0, regUVD_RB_BASE_HI),
49 	SOC15_REG_ENTRY_STR(VCN, 0, regUVD_RB_BASE_LO),
50 	SOC15_REG_ENTRY_STR(VCN, 0, regUVD_RB_BASE_HI2),
51 	SOC15_REG_ENTRY_STR(VCN, 0, regUVD_RB_BASE_LO2),
52 	SOC15_REG_ENTRY_STR(VCN, 0, regUVD_RB_BASE_HI3),
53 	SOC15_REG_ENTRY_STR(VCN, 0, regUVD_RB_BASE_LO3),
54 	SOC15_REG_ENTRY_STR(VCN, 0, regUVD_RB_BASE_HI4),
55 	SOC15_REG_ENTRY_STR(VCN, 0, regUVD_RB_BASE_LO4),
56 	SOC15_REG_ENTRY_STR(VCN, 0, regUVD_RB_RPTR),
57 	SOC15_REG_ENTRY_STR(VCN, 0, regUVD_RB_WPTR),
58 	SOC15_REG_ENTRY_STR(VCN, 0, regUVD_RB_RPTR2),
59 	SOC15_REG_ENTRY_STR(VCN, 0, regUVD_RB_WPTR2),
60 	SOC15_REG_ENTRY_STR(VCN, 0, regUVD_RB_RPTR3),
61 	SOC15_REG_ENTRY_STR(VCN, 0, regUVD_RB_WPTR3),
62 	SOC15_REG_ENTRY_STR(VCN, 0, regUVD_RB_RPTR4),
63 	SOC15_REG_ENTRY_STR(VCN, 0, regUVD_RB_WPTR4),
64 	SOC15_REG_ENTRY_STR(VCN, 0, regUVD_RB_SIZE),
65 	SOC15_REG_ENTRY_STR(VCN, 0, regUVD_RB_SIZE2),
66 	SOC15_REG_ENTRY_STR(VCN, 0, regUVD_RB_SIZE3),
67 	SOC15_REG_ENTRY_STR(VCN, 0, regUVD_RB_SIZE4),
68 	SOC15_REG_ENTRY_STR(VCN, 0, regUVD_DPG_LMA_CTL),
69 	SOC15_REG_ENTRY_STR(VCN, 0, regUVD_DPG_LMA_DATA),
70 	SOC15_REG_ENTRY_STR(VCN, 0, regUVD_DPG_LMA_MASK),
71 	SOC15_REG_ENTRY_STR(VCN, 0, regUVD_DPG_PAUSE)
72 };
73 
74 static int amdgpu_ih_clientid_vcns[] = {
75 	SOC15_IH_CLIENTID_VCN,
76 	SOC15_IH_CLIENTID_VCN1
77 };
78 
79 static void vcn_v5_0_0_set_unified_ring_funcs(struct amdgpu_device *adev);
80 static void vcn_v5_0_0_set_irq_funcs(struct amdgpu_device *adev);
81 static int vcn_v5_0_0_set_pg_state(struct amdgpu_vcn_inst *vinst,
82 				   enum amd_powergating_state state);
83 static int vcn_v5_0_0_pause_dpg_mode(struct amdgpu_vcn_inst *vinst,
84 				     struct dpg_pause_state *new_state);
85 static void vcn_v5_0_0_unified_ring_set_wptr(struct amdgpu_ring *ring);
86 
87 /**
88  * vcn_v5_0_0_early_init - set function pointers and load microcode
89  *
90  * @ip_block: Pointer to the amdgpu_ip_block for this hw instance.
91  *
92  * Set ring and irq function pointers
93  * Load microcode from filesystem
94  */
95 static int vcn_v5_0_0_early_init(struct amdgpu_ip_block *ip_block)
96 {
97 	struct amdgpu_device *adev = ip_block->adev;
98 	int i, r;
99 
100 	for (i = 0; i < adev->vcn.num_vcn_inst; ++i)
101 		/* re-use enc ring as unified ring */
102 		adev->vcn.inst[i].num_enc_rings = 1;
103 
104 	vcn_v5_0_0_set_unified_ring_funcs(adev);
105 	vcn_v5_0_0_set_irq_funcs(adev);
106 
107 	for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
108 		adev->vcn.inst[i].set_pg_state = vcn_v5_0_0_set_pg_state;
109 
110 		r = amdgpu_vcn_early_init(adev, i);
111 		if (r)
112 			return r;
113 	}
114 
115 	return 0;
116 }
117 
118 /**
119  * vcn_v5_0_0_sw_init - sw init for VCN block
120  *
121  * @ip_block: Pointer to the amdgpu_ip_block for this hw instance.
122  *
123  * Load firmware and sw initialization
124  */
125 static int vcn_v5_0_0_sw_init(struct amdgpu_ip_block *ip_block)
126 {
127 	struct amdgpu_ring *ring;
128 	struct amdgpu_device *adev = ip_block->adev;
129 	int i, r;
130 
131 	for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
132 		struct amdgpu_vcn5_fw_shared *fw_shared;
133 
134 		if (adev->vcn.harvest_config & (1 << i))
135 			continue;
136 
137 		r = amdgpu_vcn_sw_init(adev, i);
138 		if (r)
139 			return r;
140 
141 		amdgpu_vcn_setup_ucode(adev, i);
142 
143 		r = amdgpu_vcn_resume(adev, i);
144 		if (r)
145 			return r;
146 
147 		atomic_set(&adev->vcn.inst[i].sched_score, 0);
148 
149 		/* VCN UNIFIED TRAP */
150 		r = amdgpu_irq_add_id(adev, amdgpu_ih_clientid_vcns[i],
151 				VCN_5_0__SRCID__UVD_ENC_GENERAL_PURPOSE, &adev->vcn.inst[i].irq);
152 		if (r)
153 			return r;
154 
155 		/* VCN POISON TRAP */
156 		r = amdgpu_irq_add_id(adev, amdgpu_ih_clientid_vcns[i],
157 				VCN_5_0__SRCID_UVD_POISON, &adev->vcn.inst[i].irq);
158 		if (r)
159 			return r;
160 
161 		ring = &adev->vcn.inst[i].ring_enc[0];
162 		ring->use_doorbell = true;
163 		ring->doorbell_index = (adev->doorbell_index.vcn.vcn_ring0_1 << 1) + 2 + 8 * i;
164 
165 		ring->vm_hub = AMDGPU_MMHUB0(0);
166 		sprintf(ring->name, "vcn_unified_%d", i);
167 
168 		r = amdgpu_ring_init(adev, ring, 512, &adev->vcn.inst[i].irq, 0,
169 						AMDGPU_RING_PRIO_0, &adev->vcn.inst[i].sched_score);
170 		if (r)
171 			return r;
172 
173 		fw_shared = adev->vcn.inst[i].fw_shared.cpu_addr;
174 		fw_shared->present_flag_0 = cpu_to_le32(AMDGPU_FW_SHARED_FLAG_0_UNIFIED_QUEUE);
175 		fw_shared->sq.is_enabled = 1;
176 
177 		if (amdgpu_vcnfw_log)
178 			amdgpu_vcn_fwlog_init(&adev->vcn.inst[i]);
179 
180 		if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG)
181 			adev->vcn.inst[i].pause_dpg_mode = vcn_v5_0_0_pause_dpg_mode;
182 	}
183 
184 	adev->vcn.supported_reset =
185 		amdgpu_get_soft_full_reset_mask(&adev->vcn.inst[0].ring_enc[0]);
186 	if (!amdgpu_sriov_vf(adev))
187 		adev->vcn.supported_reset |= AMDGPU_RESET_TYPE_PER_QUEUE;
188 
189 	r = amdgpu_vcn_reg_dump_init(adev, vcn_reg_list_5_0, ARRAY_SIZE(vcn_reg_list_5_0));
190 	if (r)
191 		return r;
192 
193 	r = amdgpu_vcn_sysfs_reset_mask_init(adev);
194 	if (r)
195 		return r;
196 
197 	return 0;
198 }
199 
200 /**
201  * vcn_v5_0_0_sw_fini - sw fini for VCN block
202  *
203  * @ip_block: Pointer to the amdgpu_ip_block for this hw instance.
204  *
205  * VCN suspend and free up sw allocation
206  */
207 static int vcn_v5_0_0_sw_fini(struct amdgpu_ip_block *ip_block)
208 {
209 	struct amdgpu_device *adev = ip_block->adev;
210 	int i, r, idx;
211 
212 	if (drm_dev_enter(adev_to_drm(adev), &idx)) {
213 		for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
214 			struct amdgpu_vcn5_fw_shared *fw_shared;
215 
216 			if (adev->vcn.harvest_config & (1 << i))
217 				continue;
218 
219 			fw_shared = adev->vcn.inst[i].fw_shared.cpu_addr;
220 			fw_shared->present_flag_0 = 0;
221 			fw_shared->sq.is_enabled = 0;
222 		}
223 
224 		drm_dev_exit(idx);
225 	}
226 
227 	for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
228 		r = amdgpu_vcn_suspend(adev, i);
229 		if (r)
230 			return r;
231 	}
232 
233 	amdgpu_vcn_sysfs_reset_mask_fini(adev);
234 
235 	for (i = 0; i < adev->vcn.num_vcn_inst; i++)
236 		amdgpu_vcn_sw_fini(adev, i);
237 
238 	return 0;
239 }
240 
241 /**
242  * vcn_v5_0_0_hw_init - start and test VCN block
243  *
244  * @ip_block: Pointer to the amdgpu_ip_block for this hw instance.
245  *
246  * Initialize the hardware, boot up the VCPU and do some testing
247  */
248 static int vcn_v5_0_0_hw_init(struct amdgpu_ip_block *ip_block)
249 {
250 	struct amdgpu_device *adev = ip_block->adev;
251 	struct amdgpu_ring *ring;
252 	int i, r;
253 
254 	for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
255 		if (adev->vcn.harvest_config & (1 << i))
256 			continue;
257 
258 		ring = &adev->vcn.inst[i].ring_enc[0];
259 
260 		adev->nbio.funcs->vcn_doorbell_range(adev, ring->use_doorbell,
261 			((adev->doorbell_index.vcn.vcn_ring0_1 << 1) + 8 * i), i);
262 
263 		r = amdgpu_ring_test_helper(ring);
264 		if (r)
265 			return r;
266 	}
267 
268 	return 0;
269 }
270 
271 /**
272  * vcn_v5_0_0_hw_fini - stop the hardware block
273  *
274  * @ip_block: Pointer to the amdgpu_ip_block for this hw instance.
275  *
276  * Stop the VCN block, mark ring as not ready any more
277  */
278 static int vcn_v5_0_0_hw_fini(struct amdgpu_ip_block *ip_block)
279 {
280 	struct amdgpu_device *adev = ip_block->adev;
281 	int i;
282 
283 	for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
284 		struct amdgpu_vcn_inst *vinst = &adev->vcn.inst[i];
285 
286 		if (adev->vcn.harvest_config & (1 << i))
287 			continue;
288 
289 		cancel_delayed_work_sync(&vinst->idle_work);
290 
291 		if (!amdgpu_sriov_vf(adev)) {
292 			if ((adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) ||
293 			    (vinst->cur_state != AMD_PG_STATE_GATE &&
294 			     RREG32_SOC15(VCN, i, regUVD_STATUS))) {
295 				vinst->set_pg_state(vinst, AMD_PG_STATE_GATE);
296 			}
297 		}
298 	}
299 
300 	return 0;
301 }
302 
303 /**
304  * vcn_v5_0_0_suspend - suspend VCN block
305  *
306  * @ip_block: Pointer to the amdgpu_ip_block for this hw instance.
307  *
308  * HW fini and suspend VCN block
309  */
310 static int vcn_v5_0_0_suspend(struct amdgpu_ip_block *ip_block)
311 {
312 	struct amdgpu_device *adev = ip_block->adev;
313 	int r, i;
314 
315 	r = vcn_v5_0_0_hw_fini(ip_block);
316 	if (r)
317 		return r;
318 
319 	for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
320 		r = amdgpu_vcn_suspend(ip_block->adev, i);
321 		if (r)
322 			return r;
323 	}
324 
325 	return r;
326 }
327 
328 /**
329  * vcn_v5_0_0_resume - resume VCN block
330  *
331  * @ip_block: Pointer to the amdgpu_ip_block for this hw instance.
332  *
333  * Resume firmware and hw init VCN block
334  */
335 static int vcn_v5_0_0_resume(struct amdgpu_ip_block *ip_block)
336 {
337 	struct amdgpu_device *adev = ip_block->adev;
338 	int r, i;
339 
340 	for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
341 		r = amdgpu_vcn_resume(ip_block->adev, i);
342 		if (r)
343 			return r;
344 	}
345 
346 	r = vcn_v5_0_0_hw_init(ip_block);
347 
348 	return r;
349 }
350 
351 /**
352  * vcn_v5_0_0_mc_resume - memory controller programming
353  *
354  * @vinst: VCN instance
355  *
356  * Let the VCN memory controller know it's offsets
357  */
358 static void vcn_v5_0_0_mc_resume(struct amdgpu_vcn_inst *vinst)
359 {
360 	struct amdgpu_device *adev = vinst->adev;
361 	int inst = vinst->inst;
362 	uint32_t offset, size;
363 	const struct common_firmware_header *hdr;
364 
365 	hdr = (const struct common_firmware_header *)adev->vcn.inst[inst].fw->data;
366 	size = AMDGPU_GPU_PAGE_ALIGN(le32_to_cpu(hdr->ucode_size_bytes) + 8);
367 
368 	/* cache window 0: fw */
369 	if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
370 		WREG32_SOC15(VCN, inst, regUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW,
371 			(adev->firmware.ucode[AMDGPU_UCODE_ID_VCN + inst].tmr_mc_addr_lo));
372 		WREG32_SOC15(VCN, inst, regUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH,
373 			(adev->firmware.ucode[AMDGPU_UCODE_ID_VCN + inst].tmr_mc_addr_hi));
374 		WREG32_SOC15(VCN, inst, regUVD_VCPU_CACHE_OFFSET0, 0);
375 		offset = 0;
376 	} else {
377 		WREG32_SOC15(VCN, inst, regUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW,
378 			lower_32_bits(adev->vcn.inst[inst].gpu_addr));
379 		WREG32_SOC15(VCN, inst, regUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH,
380 			upper_32_bits(adev->vcn.inst[inst].gpu_addr));
381 		offset = size;
382 		WREG32_SOC15(VCN, inst, regUVD_VCPU_CACHE_OFFSET0, AMDGPU_UVD_FIRMWARE_OFFSET >> 3);
383 	}
384 	WREG32_SOC15(VCN, inst, regUVD_VCPU_CACHE_SIZE0, size);
385 
386 	/* cache window 1: stack */
387 	WREG32_SOC15(VCN, inst, regUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW,
388 		lower_32_bits(adev->vcn.inst[inst].gpu_addr + offset));
389 	WREG32_SOC15(VCN, inst, regUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH,
390 		upper_32_bits(adev->vcn.inst[inst].gpu_addr + offset));
391 	WREG32_SOC15(VCN, inst, regUVD_VCPU_CACHE_OFFSET1, 0);
392 	WREG32_SOC15(VCN, inst, regUVD_VCPU_CACHE_SIZE1, AMDGPU_VCN_STACK_SIZE);
393 
394 	/* cache window 2: context */
395 	WREG32_SOC15(VCN, inst, regUVD_LMI_VCPU_CACHE2_64BIT_BAR_LOW,
396 		lower_32_bits(adev->vcn.inst[inst].gpu_addr + offset + AMDGPU_VCN_STACK_SIZE));
397 	WREG32_SOC15(VCN, inst, regUVD_LMI_VCPU_CACHE2_64BIT_BAR_HIGH,
398 		upper_32_bits(adev->vcn.inst[inst].gpu_addr + offset + AMDGPU_VCN_STACK_SIZE));
399 	WREG32_SOC15(VCN, inst, regUVD_VCPU_CACHE_OFFSET2, 0);
400 	WREG32_SOC15(VCN, inst, regUVD_VCPU_CACHE_SIZE2, AMDGPU_VCN_CONTEXT_SIZE);
401 
402 	/* non-cache window */
403 	WREG32_SOC15(VCN, inst, regUVD_LMI_VCPU_NC0_64BIT_BAR_LOW,
404 		lower_32_bits(adev->vcn.inst[inst].fw_shared.gpu_addr));
405 	WREG32_SOC15(VCN, inst, regUVD_LMI_VCPU_NC0_64BIT_BAR_HIGH,
406 		upper_32_bits(adev->vcn.inst[inst].fw_shared.gpu_addr));
407 	WREG32_SOC15(VCN, inst, regUVD_VCPU_NONCACHE_OFFSET0, 0);
408 	WREG32_SOC15(VCN, inst, regUVD_VCPU_NONCACHE_SIZE0,
409 		AMDGPU_GPU_PAGE_ALIGN(sizeof(struct amdgpu_vcn5_fw_shared)));
410 }
411 
412 /**
413  * vcn_v5_0_0_mc_resume_dpg_mode - memory controller programming for dpg mode
414  *
415  * @vinst: VCN instance
416  * @indirect: indirectly write sram
417  *
418  * Let the VCN memory controller know it's offsets with dpg mode
419  */
420 static void vcn_v5_0_0_mc_resume_dpg_mode(struct amdgpu_vcn_inst *vinst,
421 					  bool indirect)
422 {
423 	struct amdgpu_device *adev = vinst->adev;
424 	int inst_idx = vinst->inst;
425 	uint32_t offset, size;
426 	const struct common_firmware_header *hdr;
427 
428 	hdr = (const struct common_firmware_header *)adev->vcn.inst[inst_idx].fw->data;
429 	size = AMDGPU_GPU_PAGE_ALIGN(le32_to_cpu(hdr->ucode_size_bytes) + 8);
430 
431 	/* cache window 0: fw */
432 	if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
433 		if (!indirect) {
434 			WREG32_SOC24_DPG_MODE(inst_idx, SOC24_DPG_MODE_OFFSET(
435 				VCN, inst_idx, regUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW),
436 				(adev->firmware.ucode[AMDGPU_UCODE_ID_VCN + inst_idx].tmr_mc_addr_lo), 0, indirect);
437 			WREG32_SOC24_DPG_MODE(inst_idx, SOC24_DPG_MODE_OFFSET(
438 				VCN, inst_idx, regUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH),
439 				(adev->firmware.ucode[AMDGPU_UCODE_ID_VCN + inst_idx].tmr_mc_addr_hi), 0, indirect);
440 			WREG32_SOC24_DPG_MODE(inst_idx, SOC24_DPG_MODE_OFFSET(
441 				VCN, inst_idx, regUVD_VCPU_CACHE_OFFSET0), 0, 0, indirect);
442 		} else {
443 			WREG32_SOC24_DPG_MODE(inst_idx, SOC24_DPG_MODE_OFFSET(
444 				VCN, inst_idx, regUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW), 0, 0, indirect);
445 			WREG32_SOC24_DPG_MODE(inst_idx, SOC24_DPG_MODE_OFFSET(
446 				VCN, inst_idx, regUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH), 0, 0, indirect);
447 			WREG32_SOC24_DPG_MODE(inst_idx, SOC24_DPG_MODE_OFFSET(
448 				VCN, inst_idx, regUVD_VCPU_CACHE_OFFSET0), 0, 0, indirect);
449 		}
450 		offset = 0;
451 	} else {
452 		WREG32_SOC24_DPG_MODE(inst_idx, SOC24_DPG_MODE_OFFSET(
453 			VCN, inst_idx, regUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW),
454 			lower_32_bits(adev->vcn.inst[inst_idx].gpu_addr), 0, indirect);
455 		WREG32_SOC24_DPG_MODE(inst_idx, SOC24_DPG_MODE_OFFSET(
456 			VCN, inst_idx, regUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH),
457 			upper_32_bits(adev->vcn.inst[inst_idx].gpu_addr), 0, indirect);
458 		offset = size;
459 		WREG32_SOC24_DPG_MODE(inst_idx, SOC24_DPG_MODE_OFFSET(
460 			VCN, inst_idx, regUVD_VCPU_CACHE_OFFSET0),
461 			AMDGPU_UVD_FIRMWARE_OFFSET >> 3, 0, indirect);
462 	}
463 
464 	if (!indirect)
465 		WREG32_SOC24_DPG_MODE(inst_idx, SOC24_DPG_MODE_OFFSET(
466 			VCN, inst_idx, regUVD_VCPU_CACHE_SIZE0), size, 0, indirect);
467 	else
468 		WREG32_SOC24_DPG_MODE(inst_idx, SOC24_DPG_MODE_OFFSET(
469 			VCN, inst_idx, regUVD_VCPU_CACHE_SIZE0), 0, 0, indirect);
470 
471 	/* cache window 1: stack */
472 	if (!indirect) {
473 		WREG32_SOC24_DPG_MODE(inst_idx, SOC24_DPG_MODE_OFFSET(
474 			VCN, inst_idx, regUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW),
475 			lower_32_bits(adev->vcn.inst[inst_idx].gpu_addr + offset), 0, indirect);
476 		WREG32_SOC24_DPG_MODE(inst_idx, SOC24_DPG_MODE_OFFSET(
477 			VCN, inst_idx, regUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH),
478 			upper_32_bits(adev->vcn.inst[inst_idx].gpu_addr + offset), 0, indirect);
479 		WREG32_SOC24_DPG_MODE(inst_idx, SOC24_DPG_MODE_OFFSET(
480 			VCN, inst_idx, regUVD_VCPU_CACHE_OFFSET1), 0, 0, indirect);
481 	} else {
482 		WREG32_SOC24_DPG_MODE(inst_idx, SOC24_DPG_MODE_OFFSET(
483 			VCN, inst_idx, regUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW), 0, 0, indirect);
484 		WREG32_SOC24_DPG_MODE(inst_idx, SOC24_DPG_MODE_OFFSET(
485 			VCN, inst_idx, regUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH), 0, 0, indirect);
486 		WREG32_SOC24_DPG_MODE(inst_idx, SOC24_DPG_MODE_OFFSET(
487 			VCN, inst_idx, regUVD_VCPU_CACHE_OFFSET1), 0, 0, indirect);
488 	}
489 		WREG32_SOC24_DPG_MODE(inst_idx, SOC24_DPG_MODE_OFFSET(
490 			VCN, inst_idx, regUVD_VCPU_CACHE_SIZE1), AMDGPU_VCN_STACK_SIZE, 0, indirect);
491 
492 	/* cache window 2: context */
493 	WREG32_SOC24_DPG_MODE(inst_idx, SOC24_DPG_MODE_OFFSET(
494 		VCN, inst_idx, regUVD_LMI_VCPU_CACHE2_64BIT_BAR_LOW),
495 		lower_32_bits(adev->vcn.inst[inst_idx].gpu_addr + offset + AMDGPU_VCN_STACK_SIZE), 0, indirect);
496 	WREG32_SOC24_DPG_MODE(inst_idx, SOC24_DPG_MODE_OFFSET(
497 		VCN, inst_idx, regUVD_LMI_VCPU_CACHE2_64BIT_BAR_HIGH),
498 		upper_32_bits(adev->vcn.inst[inst_idx].gpu_addr + offset + AMDGPU_VCN_STACK_SIZE), 0, indirect);
499 	WREG32_SOC24_DPG_MODE(inst_idx, SOC24_DPG_MODE_OFFSET(
500 		VCN, inst_idx, regUVD_VCPU_CACHE_OFFSET2), 0, 0, indirect);
501 	WREG32_SOC24_DPG_MODE(inst_idx, SOC24_DPG_MODE_OFFSET(
502 		VCN, inst_idx, regUVD_VCPU_CACHE_SIZE2), AMDGPU_VCN_CONTEXT_SIZE, 0, indirect);
503 
504 	/* non-cache window */
505 	WREG32_SOC24_DPG_MODE(inst_idx, SOC24_DPG_MODE_OFFSET(
506 		VCN, inst_idx, regUVD_LMI_VCPU_NC0_64BIT_BAR_LOW),
507 		lower_32_bits(adev->vcn.inst[inst_idx].fw_shared.gpu_addr), 0, indirect);
508 	WREG32_SOC24_DPG_MODE(inst_idx, SOC24_DPG_MODE_OFFSET(
509 		VCN, inst_idx, regUVD_LMI_VCPU_NC0_64BIT_BAR_HIGH),
510 		upper_32_bits(adev->vcn.inst[inst_idx].fw_shared.gpu_addr), 0, indirect);
511 	WREG32_SOC24_DPG_MODE(inst_idx, SOC24_DPG_MODE_OFFSET(
512 		VCN, inst_idx, regUVD_VCPU_NONCACHE_OFFSET0), 0, 0, indirect);
513 	WREG32_SOC24_DPG_MODE(inst_idx, SOC24_DPG_MODE_OFFSET(
514 		VCN, inst_idx, regUVD_VCPU_NONCACHE_SIZE0),
515 		AMDGPU_GPU_PAGE_ALIGN(sizeof(struct amdgpu_vcn5_fw_shared)), 0, indirect);
516 
517 	/* VCN global tiling registers */
518 	WREG32_SOC24_DPG_MODE(inst_idx, SOC24_DPG_MODE_OFFSET(
519 		VCN, inst_idx, regUVD_GFX10_ADDR_CONFIG),
520 		adev->gfx.config.gb_addr_config, 0, indirect);
521 
522 	return;
523 }
524 
525 /**
526  * vcn_v5_0_0_disable_static_power_gating - disable VCN static power gating
527  *
528  * @vinst: VCN instance
529  *
530  * Disable static power gating for VCN block
531  */
532 static void vcn_v5_0_0_disable_static_power_gating(struct amdgpu_vcn_inst *vinst)
533 {
534 	struct amdgpu_device *adev = vinst->adev;
535 	int inst = vinst->inst;
536 	uint32_t data = 0;
537 
538 	if (adev->pg_flags & AMD_PG_SUPPORT_VCN) {
539 		data = 1 << UVD_IPX_DLDO_CONFIG__ONO2_PWR_CONFIG__SHIFT;
540 		WREG32_SOC15(VCN, inst, regUVD_IPX_DLDO_CONFIG, data);
541 		SOC15_WAIT_ON_RREG(VCN, inst, regUVD_IPX_DLDO_STATUS, 0,
542 				UVD_IPX_DLDO_STATUS__ONO2_PWR_STATUS_MASK);
543 
544 		data = 2 << UVD_IPX_DLDO_CONFIG__ONO3_PWR_CONFIG__SHIFT;
545 		WREG32_SOC15(VCN, inst, regUVD_IPX_DLDO_CONFIG, data);
546 		SOC15_WAIT_ON_RREG(VCN, inst, regUVD_IPX_DLDO_STATUS,
547 				1 << UVD_IPX_DLDO_STATUS__ONO3_PWR_STATUS__SHIFT,
548 				UVD_IPX_DLDO_STATUS__ONO3_PWR_STATUS_MASK);
549 
550 		data = 2 << UVD_IPX_DLDO_CONFIG__ONO4_PWR_CONFIG__SHIFT;
551 		WREG32_SOC15(VCN, inst, regUVD_IPX_DLDO_CONFIG, data);
552 		SOC15_WAIT_ON_RREG(VCN, inst, regUVD_IPX_DLDO_STATUS,
553 				1 << UVD_IPX_DLDO_STATUS__ONO4_PWR_STATUS__SHIFT,
554 				UVD_IPX_DLDO_STATUS__ONO4_PWR_STATUS_MASK);
555 
556 		data = 2 << UVD_IPX_DLDO_CONFIG__ONO5_PWR_CONFIG__SHIFT;
557 		WREG32_SOC15(VCN, inst, regUVD_IPX_DLDO_CONFIG, data);
558 		SOC15_WAIT_ON_RREG(VCN, inst, regUVD_IPX_DLDO_STATUS,
559 				1 << UVD_IPX_DLDO_STATUS__ONO5_PWR_STATUS__SHIFT,
560 				UVD_IPX_DLDO_STATUS__ONO5_PWR_STATUS_MASK);
561 	} else {
562 		data = 1 << UVD_IPX_DLDO_CONFIG__ONO2_PWR_CONFIG__SHIFT;
563 		WREG32_SOC15(VCN, inst, regUVD_IPX_DLDO_CONFIG, data);
564 		SOC15_WAIT_ON_RREG(VCN, inst, regUVD_IPX_DLDO_STATUS, 0,
565 				UVD_IPX_DLDO_STATUS__ONO2_PWR_STATUS_MASK);
566 
567 		data = 1 << UVD_IPX_DLDO_CONFIG__ONO3_PWR_CONFIG__SHIFT;
568 		WREG32_SOC15(VCN, inst, regUVD_IPX_DLDO_CONFIG, data);
569 		SOC15_WAIT_ON_RREG(VCN, inst, regUVD_IPX_DLDO_STATUS, 0,
570 				UVD_IPX_DLDO_STATUS__ONO3_PWR_STATUS_MASK);
571 
572 		data = 1 << UVD_IPX_DLDO_CONFIG__ONO4_PWR_CONFIG__SHIFT;
573 		WREG32_SOC15(VCN, inst, regUVD_IPX_DLDO_CONFIG, data);
574 		SOC15_WAIT_ON_RREG(VCN, inst, regUVD_IPX_DLDO_STATUS, 0,
575 				UVD_IPX_DLDO_STATUS__ONO4_PWR_STATUS_MASK);
576 
577 		data = 1 << UVD_IPX_DLDO_CONFIG__ONO5_PWR_CONFIG__SHIFT;
578 		WREG32_SOC15(VCN, inst, regUVD_IPX_DLDO_CONFIG, data);
579 		SOC15_WAIT_ON_RREG(VCN, inst, regUVD_IPX_DLDO_STATUS, 0,
580 				UVD_IPX_DLDO_STATUS__ONO5_PWR_STATUS_MASK);
581 	}
582 
583 	data = RREG32_SOC15(VCN, inst, regUVD_POWER_STATUS);
584 	data &= ~0x103;
585 	if (adev->pg_flags & AMD_PG_SUPPORT_VCN)
586 		data |= UVD_PGFSM_CONFIG__UVDM_UVDU_PWR_ON |
587 			UVD_POWER_STATUS__UVD_PG_EN_MASK;
588 
589 	WREG32_SOC15(VCN, inst, regUVD_POWER_STATUS, data);
590 	return;
591 }
592 
593 /**
594  * vcn_v5_0_0_enable_static_power_gating - enable VCN static power gating
595  *
596  * @vinst: VCN instance
597  *
598  * Enable static power gating for VCN block
599  */
600 static void vcn_v5_0_0_enable_static_power_gating(struct amdgpu_vcn_inst *vinst)
601 {
602 	struct amdgpu_device *adev = vinst->adev;
603 	int inst = vinst->inst;
604 	uint32_t data;
605 
606 	if (adev->pg_flags & AMD_PG_SUPPORT_VCN) {
607 		/* Before power off, this indicator has to be turned on */
608 		data = RREG32_SOC15(VCN, inst, regUVD_POWER_STATUS);
609 		data &= ~UVD_POWER_STATUS__UVD_POWER_STATUS_MASK;
610 		data |= UVD_POWER_STATUS__UVD_POWER_STATUS_TILES_OFF;
611 		WREG32_SOC15(VCN, inst, regUVD_POWER_STATUS, data);
612 
613 		data = 2 << UVD_IPX_DLDO_CONFIG__ONO5_PWR_CONFIG__SHIFT;
614 		WREG32_SOC15(VCN, inst, regUVD_IPX_DLDO_CONFIG, data);
615 		SOC15_WAIT_ON_RREG(VCN, inst, regUVD_IPX_DLDO_STATUS,
616 				1 << UVD_IPX_DLDO_STATUS__ONO5_PWR_STATUS__SHIFT,
617 				UVD_IPX_DLDO_STATUS__ONO5_PWR_STATUS_MASK);
618 
619 		data = 2 << UVD_IPX_DLDO_CONFIG__ONO4_PWR_CONFIG__SHIFT;
620 		WREG32_SOC15(VCN, inst, regUVD_IPX_DLDO_CONFIG, data);
621 		SOC15_WAIT_ON_RREG(VCN, inst, regUVD_IPX_DLDO_STATUS,
622 				1 << UVD_IPX_DLDO_STATUS__ONO4_PWR_STATUS__SHIFT,
623 				UVD_IPX_DLDO_STATUS__ONO4_PWR_STATUS_MASK);
624 
625 		data = 2 << UVD_IPX_DLDO_CONFIG__ONO3_PWR_CONFIG__SHIFT;
626 		WREG32_SOC15(VCN, inst, regUVD_IPX_DLDO_CONFIG, data);
627 		SOC15_WAIT_ON_RREG(VCN, inst, regUVD_IPX_DLDO_STATUS,
628 				1 << UVD_IPX_DLDO_STATUS__ONO3_PWR_STATUS__SHIFT,
629 				UVD_IPX_DLDO_STATUS__ONO3_PWR_STATUS_MASK);
630 
631 		data = 2 << UVD_IPX_DLDO_CONFIG__ONO2_PWR_CONFIG__SHIFT;
632 		WREG32_SOC15(VCN, inst, regUVD_IPX_DLDO_CONFIG, data);
633 		SOC15_WAIT_ON_RREG(VCN, inst, regUVD_IPX_DLDO_STATUS,
634 				1 << UVD_IPX_DLDO_STATUS__ONO2_PWR_STATUS__SHIFT,
635 				UVD_IPX_DLDO_STATUS__ONO2_PWR_STATUS_MASK);
636 	}
637 	return;
638 }
639 
640 /**
641  * vcn_v5_0_0_disable_clock_gating - disable VCN clock gating
642  *
643  * @vinst: VCN instance
644  *
645  * Disable clock gating for VCN block
646  */
647 static void vcn_v5_0_0_disable_clock_gating(struct amdgpu_vcn_inst *vinst)
648 {
649 	return;
650 }
651 
652 #if 0
653 /**
654  * vcn_v5_0_0_disable_clock_gating_dpg_mode - disable VCN clock gating dpg mode
655  *
656  * @vinst: VCN instance
657  * @sram_sel: sram select
658  * @indirect: indirectly write sram
659  *
660  * Disable clock gating for VCN block with dpg mode
661  */
662 static void vcn_v5_0_0_disable_clock_gating_dpg_mode(struct amdgpu_vcn_inst *vinst,
663 						     uint8_t sram_sel,
664 						     uint8_t indirect)
665 {
666 	return;
667 }
668 #endif
669 
670 /**
671  * vcn_v5_0_0_enable_clock_gating - enable VCN clock gating
672  *
673  * @vinst: VCN instance
674  *
675  * Enable clock gating for VCN block
676  */
677 static void vcn_v5_0_0_enable_clock_gating(struct amdgpu_vcn_inst *vinst)
678 {
679 	return;
680 }
681 
682 /**
683  * vcn_v5_0_0_start_dpg_mode - VCN start with dpg mode
684  *
685  * @vinst: VCN instance
686  * @indirect: indirectly write sram
687  *
688  * Start VCN block with dpg mode
689  */
690 static int vcn_v5_0_0_start_dpg_mode(struct amdgpu_vcn_inst *vinst,
691 				     bool indirect)
692 {
693 	struct amdgpu_device *adev = vinst->adev;
694 	int inst_idx = vinst->inst;
695 	struct amdgpu_vcn5_fw_shared *fw_shared = adev->vcn.inst[inst_idx].fw_shared.cpu_addr;
696 	struct amdgpu_ring *ring;
697 	uint32_t tmp;
698 	int ret;
699 
700 	/* disable register anti-hang mechanism */
701 	WREG32_P(SOC15_REG_OFFSET(VCN, inst_idx, regUVD_POWER_STATUS), 1,
702 		~UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
703 
704 	/* enable dynamic power gating mode */
705 	tmp = RREG32_SOC15(VCN, inst_idx, regUVD_POWER_STATUS);
706 	tmp |= UVD_POWER_STATUS__UVD_PG_MODE_MASK;
707 	tmp |= UVD_POWER_STATUS__UVD_PG_EN_MASK;
708 	WREG32_SOC15(VCN, inst_idx, regUVD_POWER_STATUS, tmp);
709 
710 	if (indirect)
711 		adev->vcn.inst[inst_idx].dpg_sram_curr_addr = (uint32_t *)adev->vcn.inst[inst_idx].dpg_sram_cpu_addr;
712 
713 	/* enable VCPU clock */
714 	tmp = (0xFF << UVD_VCPU_CNTL__PRB_TIMEOUT_VAL__SHIFT);
715 	tmp |= UVD_VCPU_CNTL__CLK_EN_MASK | UVD_VCPU_CNTL__BLK_RST_MASK;
716 	WREG32_SOC24_DPG_MODE(inst_idx, SOC24_DPG_MODE_OFFSET(
717 		VCN, inst_idx, regUVD_VCPU_CNTL), tmp, 0, indirect);
718 
719 	/* disable master interrupt */
720 	WREG32_SOC24_DPG_MODE(inst_idx, SOC24_DPG_MODE_OFFSET(
721 		VCN, inst_idx, regUVD_MASTINT_EN), 0, 0, indirect);
722 
723 	/* setup regUVD_LMI_CTRL */
724 	tmp = (UVD_LMI_CTRL__WRITE_CLEAN_TIMER_EN_MASK |
725 		UVD_LMI_CTRL__REQ_MODE_MASK |
726 		UVD_LMI_CTRL__CRC_RESET_MASK |
727 		UVD_LMI_CTRL__MASK_MC_URGENT_MASK |
728 		UVD_LMI_CTRL__DATA_COHERENCY_EN_MASK |
729 		UVD_LMI_CTRL__VCPU_DATA_COHERENCY_EN_MASK |
730 		(8 << UVD_LMI_CTRL__WRITE_CLEAN_TIMER__SHIFT) |
731 		0x00100000L);
732 	WREG32_SOC24_DPG_MODE(inst_idx, SOC24_DPG_MODE_OFFSET(
733 		VCN, inst_idx, regUVD_LMI_CTRL), tmp, 0, indirect);
734 
735 	vcn_v5_0_0_mc_resume_dpg_mode(vinst, indirect);
736 
737 	tmp = (0xFF << UVD_VCPU_CNTL__PRB_TIMEOUT_VAL__SHIFT);
738 	tmp |= UVD_VCPU_CNTL__CLK_EN_MASK;
739 	WREG32_SOC24_DPG_MODE(inst_idx, SOC24_DPG_MODE_OFFSET(
740 		VCN, inst_idx, regUVD_VCPU_CNTL), tmp, 0, indirect);
741 
742 	/* enable LMI MC and UMC channels */
743 	tmp = 0x1f << UVD_LMI_CTRL2__RE_OFLD_MIF_WR_REQ_NUM__SHIFT;
744 	WREG32_SOC24_DPG_MODE(inst_idx, SOC24_DPG_MODE_OFFSET(
745 		VCN, inst_idx, regUVD_LMI_CTRL2), tmp, 0, indirect);
746 
747 	/* enable master interrupt */
748 	WREG32_SOC24_DPG_MODE(inst_idx, SOC24_DPG_MODE_OFFSET(
749 		VCN, inst_idx, regUVD_MASTINT_EN),
750 		UVD_MASTINT_EN__VCPU_EN_MASK, 0, indirect);
751 
752 	if (indirect) {
753 		ret = amdgpu_vcn_psp_update_sram(adev, inst_idx, 0);
754 		if (ret) {
755 			dev_err(adev->dev, "%s: vcn sram load failed %d\n", __func__, ret);
756 			return ret;
757 		}
758 	}
759 
760 	ring = &adev->vcn.inst[inst_idx].ring_enc[0];
761 
762 	WREG32_SOC15(VCN, inst_idx, regUVD_RB_BASE_LO, ring->gpu_addr);
763 	WREG32_SOC15(VCN, inst_idx, regUVD_RB_BASE_HI, upper_32_bits(ring->gpu_addr));
764 	WREG32_SOC15(VCN, inst_idx, regUVD_RB_SIZE, ring->ring_size / 4);
765 
766 	tmp = RREG32_SOC15(VCN, inst_idx, regVCN_RB_ENABLE);
767 	tmp &= ~(VCN_RB_ENABLE__RB1_EN_MASK);
768 	WREG32_SOC15(VCN, inst_idx, regVCN_RB_ENABLE, tmp);
769 	fw_shared->sq.queue_mode |= FW_QUEUE_RING_RESET;
770 	WREG32_SOC15(VCN, inst_idx, regUVD_RB_RPTR, 0);
771 	WREG32_SOC15(VCN, inst_idx, regUVD_RB_WPTR, 0);
772 
773 	tmp = RREG32_SOC15(VCN, inst_idx, regUVD_RB_RPTR);
774 	WREG32_SOC15(VCN, inst_idx, regUVD_RB_WPTR, tmp);
775 	ring->wptr = RREG32_SOC15(VCN, inst_idx, regUVD_RB_WPTR);
776 
777 	tmp = RREG32_SOC15(VCN, inst_idx, regVCN_RB_ENABLE);
778 	tmp |= VCN_RB_ENABLE__RB1_EN_MASK;
779 	WREG32_SOC15(VCN, inst_idx, regVCN_RB_ENABLE, tmp);
780 	fw_shared->sq.queue_mode &= ~(FW_QUEUE_RING_RESET | FW_QUEUE_DPG_HOLD_OFF);
781 
782 	WREG32_SOC15(VCN, inst_idx, regVCN_RB1_DB_CTRL,
783 		ring->doorbell_index << VCN_RB1_DB_CTRL__OFFSET__SHIFT |
784 		VCN_RB1_DB_CTRL__EN_MASK);
785 
786 	/* Keeping one read-back to ensure all register writes are done,
787 	 * otherwise it may introduce race conditions.
788 	 */
789 	RREG32_SOC15(VCN, inst_idx, regUVD_STATUS);
790 
791 	return 0;
792 }
793 
794 /**
795  * vcn_v5_0_0_start - VCN start
796  *
797  * @vinst: VCN instance
798  *
799  * Start VCN block
800  */
801 static int vcn_v5_0_0_start(struct amdgpu_vcn_inst *vinst)
802 {
803 	struct amdgpu_device *adev = vinst->adev;
804 	int i = vinst->inst;
805 	struct amdgpu_vcn5_fw_shared *fw_shared;
806 	struct amdgpu_ring *ring;
807 	uint32_t tmp;
808 	int j, k, r;
809 
810 	if (adev->vcn.harvest_config & (1 << i))
811 		return 0;
812 
813 	if (adev->pm.dpm_enabled)
814 		amdgpu_dpm_enable_vcn(adev, true, i);
815 
816 	fw_shared = adev->vcn.inst[i].fw_shared.cpu_addr;
817 
818 	if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG)
819 		return vcn_v5_0_0_start_dpg_mode(vinst, adev->vcn.inst[i].indirect_sram);
820 
821 	/* disable VCN power gating */
822 	vcn_v5_0_0_disable_static_power_gating(vinst);
823 
824 	/* set VCN status busy */
825 	tmp = RREG32_SOC15(VCN, i, regUVD_STATUS) | UVD_STATUS__UVD_BUSY;
826 	WREG32_SOC15(VCN, i, regUVD_STATUS, tmp);
827 
828 	/* enable VCPU clock */
829 	WREG32_P(SOC15_REG_OFFSET(VCN, i, regUVD_VCPU_CNTL),
830 		 UVD_VCPU_CNTL__CLK_EN_MASK, ~UVD_VCPU_CNTL__CLK_EN_MASK);
831 
832 	/* disable master interrupt */
833 	WREG32_P(SOC15_REG_OFFSET(VCN, i, regUVD_MASTINT_EN), 0,
834 		 ~UVD_MASTINT_EN__VCPU_EN_MASK);
835 
836 	/* enable LMI MC and UMC channels */
837 	WREG32_P(SOC15_REG_OFFSET(VCN, i, regUVD_LMI_CTRL2), 0,
838 		 ~UVD_LMI_CTRL2__STALL_ARB_UMC_MASK);
839 
840 	tmp = RREG32_SOC15(VCN, i, regUVD_SOFT_RESET);
841 	tmp &= ~UVD_SOFT_RESET__LMI_SOFT_RESET_MASK;
842 	tmp &= ~UVD_SOFT_RESET__LMI_UMC_SOFT_RESET_MASK;
843 	WREG32_SOC15(VCN, i, regUVD_SOFT_RESET, tmp);
844 
845 	/* setup regUVD_LMI_CTRL */
846 	tmp = RREG32_SOC15(VCN, i, regUVD_LMI_CTRL);
847 	WREG32_SOC15(VCN, i, regUVD_LMI_CTRL, tmp |
848 		     UVD_LMI_CTRL__WRITE_CLEAN_TIMER_EN_MASK |
849 		     UVD_LMI_CTRL__MASK_MC_URGENT_MASK |
850 		     UVD_LMI_CTRL__DATA_COHERENCY_EN_MASK |
851 		     UVD_LMI_CTRL__VCPU_DATA_COHERENCY_EN_MASK);
852 
853 	vcn_v5_0_0_mc_resume(vinst);
854 
855 	/* VCN global tiling registers */
856 	WREG32_SOC15(VCN, i, regUVD_GFX10_ADDR_CONFIG,
857 		     adev->gfx.config.gb_addr_config);
858 
859 	/* unblock VCPU register access */
860 	WREG32_P(SOC15_REG_OFFSET(VCN, i, regUVD_RB_ARB_CTRL), 0,
861 		 ~UVD_RB_ARB_CTRL__VCPU_DIS_MASK);
862 
863 	/* release VCPU reset to boot */
864 	WREG32_P(SOC15_REG_OFFSET(VCN, i, regUVD_VCPU_CNTL), 0,
865 		 ~UVD_VCPU_CNTL__BLK_RST_MASK);
866 
867 	for (j = 0; j < 10; ++j) {
868 		uint32_t status;
869 
870 		for (k = 0; k < 100; ++k) {
871 			status = RREG32_SOC15(VCN, i, regUVD_STATUS);
872 			if (status & 2)
873 				break;
874 			mdelay(10);
875 			if (amdgpu_emu_mode == 1)
876 				msleep(1);
877 		}
878 
879 		if (amdgpu_emu_mode == 1) {
880 			r = -1;
881 			if (status & 2) {
882 				r = 0;
883 				break;
884 			}
885 		} else {
886 			r = 0;
887 			if (status & 2)
888 				break;
889 
890 			dev_err(adev->dev,
891 				"VCN[%d] is not responding, trying to reset the VCPU!!!\n", i);
892 			WREG32_P(SOC15_REG_OFFSET(VCN, i, regUVD_VCPU_CNTL),
893 				 UVD_VCPU_CNTL__BLK_RST_MASK,
894 				 ~UVD_VCPU_CNTL__BLK_RST_MASK);
895 			mdelay(10);
896 			WREG32_P(SOC15_REG_OFFSET(VCN, i, regUVD_VCPU_CNTL), 0,
897 				 ~UVD_VCPU_CNTL__BLK_RST_MASK);
898 
899 			mdelay(10);
900 			r = -1;
901 		}
902 	}
903 
904 	if (r) {
905 		dev_err(adev->dev, "VCN[%d] is not responding, giving up!!!\n", i);
906 		return r;
907 	}
908 
909 	/* enable master interrupt */
910 	WREG32_P(SOC15_REG_OFFSET(VCN, i, regUVD_MASTINT_EN),
911 		 UVD_MASTINT_EN__VCPU_EN_MASK,
912 		 ~UVD_MASTINT_EN__VCPU_EN_MASK);
913 
914 	/* clear the busy bit of VCN_STATUS */
915 	WREG32_P(SOC15_REG_OFFSET(VCN, i, regUVD_STATUS), 0,
916 		 ~(2 << UVD_STATUS__VCPU_REPORT__SHIFT));
917 
918 	ring = &adev->vcn.inst[i].ring_enc[0];
919 	WREG32_SOC15(VCN, i, regVCN_RB1_DB_CTRL,
920 		     ring->doorbell_index << VCN_RB1_DB_CTRL__OFFSET__SHIFT |
921 		     VCN_RB1_DB_CTRL__EN_MASK);
922 
923 	WREG32_SOC15(VCN, i, regUVD_RB_BASE_LO, ring->gpu_addr);
924 	WREG32_SOC15(VCN, i, regUVD_RB_BASE_HI, upper_32_bits(ring->gpu_addr));
925 	WREG32_SOC15(VCN, i, regUVD_RB_SIZE, ring->ring_size / 4);
926 
927 	tmp = RREG32_SOC15(VCN, i, regVCN_RB_ENABLE);
928 	tmp &= ~(VCN_RB_ENABLE__RB1_EN_MASK);
929 	WREG32_SOC15(VCN, i, regVCN_RB_ENABLE, tmp);
930 	fw_shared->sq.queue_mode |= FW_QUEUE_RING_RESET;
931 	WREG32_SOC15(VCN, i, regUVD_RB_RPTR, 0);
932 	WREG32_SOC15(VCN, i, regUVD_RB_WPTR, 0);
933 
934 	tmp = RREG32_SOC15(VCN, i, regUVD_RB_RPTR);
935 	WREG32_SOC15(VCN, i, regUVD_RB_WPTR, tmp);
936 	ring->wptr = RREG32_SOC15(VCN, i, regUVD_RB_WPTR);
937 
938 	tmp = RREG32_SOC15(VCN, i, regVCN_RB_ENABLE);
939 	tmp |= VCN_RB_ENABLE__RB1_EN_MASK;
940 	WREG32_SOC15(VCN, i, regVCN_RB_ENABLE, tmp);
941 	fw_shared->sq.queue_mode &= ~(FW_QUEUE_RING_RESET | FW_QUEUE_DPG_HOLD_OFF);
942 
943 	/* Keeping one read-back to ensure all register writes are done,
944 	 * otherwise it may introduce race conditions.
945 	 */
946 	RREG32_SOC15(VCN, i, regUVD_STATUS);
947 
948 	return 0;
949 }
950 
951 /**
952  * vcn_v5_0_0_stop_dpg_mode - VCN stop with dpg mode
953  *
954  * @vinst: VCN instance
955  *
956  * Stop VCN block with dpg mode
957  */
958 static void vcn_v5_0_0_stop_dpg_mode(struct amdgpu_vcn_inst *vinst)
959 {
960 	struct amdgpu_device *adev = vinst->adev;
961 	int inst_idx = vinst->inst;
962 	struct dpg_pause_state state = {.fw_based = VCN_DPG_STATE__UNPAUSE};
963 	uint32_t tmp;
964 
965 	vcn_v5_0_0_pause_dpg_mode(vinst, &state);
966 
967 	/* Wait for power status to be 1 */
968 	SOC15_WAIT_ON_RREG(VCN, inst_idx, regUVD_POWER_STATUS, 1,
969 		UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
970 
971 	/* wait for read ptr to be equal to write ptr */
972 	tmp = RREG32_SOC15(VCN, inst_idx, regUVD_RB_WPTR);
973 	SOC15_WAIT_ON_RREG(VCN, inst_idx, regUVD_RB_RPTR, tmp, 0xFFFFFFFF);
974 
975 	/* disable dynamic power gating mode */
976 	WREG32_P(SOC15_REG_OFFSET(VCN, inst_idx, regUVD_POWER_STATUS), 0,
977 		~UVD_POWER_STATUS__UVD_PG_MODE_MASK);
978 
979 	/* Keeping one read-back to ensure all register writes are done,
980 	 * otherwise it may introduce race conditions.
981 	 */
982 	RREG32_SOC15(VCN, inst_idx, regUVD_STATUS);
983 
984 	return;
985 }
986 
987 /**
988  * vcn_v5_0_0_stop - VCN stop
989  *
990  * @vinst: VCN instance
991  *
992  * Stop VCN block
993  */
994 static int vcn_v5_0_0_stop(struct amdgpu_vcn_inst *vinst)
995 {
996 	struct amdgpu_device *adev = vinst->adev;
997 	int i = vinst->inst;
998 	struct amdgpu_vcn5_fw_shared *fw_shared;
999 	uint32_t tmp;
1000 	int r = 0;
1001 
1002 	if (adev->vcn.harvest_config & (1 << i))
1003 		return 0;
1004 
1005 	fw_shared = adev->vcn.inst[i].fw_shared.cpu_addr;
1006 	fw_shared->sq.queue_mode |= FW_QUEUE_DPG_HOLD_OFF;
1007 
1008 	if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) {
1009 		vcn_v5_0_0_stop_dpg_mode(vinst);
1010 		r = 0;
1011 		goto done;
1012 	}
1013 
1014 	/* wait for vcn idle */
1015 	r = SOC15_WAIT_ON_RREG(VCN, i, regUVD_STATUS, UVD_STATUS__IDLE, 0x7);
1016 	if (r)
1017 		goto done;
1018 
1019 	tmp = UVD_LMI_STATUS__VCPU_LMI_WRITE_CLEAN_MASK |
1020 		UVD_LMI_STATUS__READ_CLEAN_MASK |
1021 		UVD_LMI_STATUS__WRITE_CLEAN_MASK |
1022 		UVD_LMI_STATUS__WRITE_CLEAN_RAW_MASK;
1023 	r = SOC15_WAIT_ON_RREG(VCN, i, regUVD_LMI_STATUS, tmp, tmp);
1024 	if (r)
1025 		goto done;
1026 
1027 	/* disable LMI UMC channel */
1028 	tmp = RREG32_SOC15(VCN, i, regUVD_LMI_CTRL2);
1029 	tmp |= UVD_LMI_CTRL2__STALL_ARB_UMC_MASK;
1030 	WREG32_SOC15(VCN, i, regUVD_LMI_CTRL2, tmp);
1031 	tmp = UVD_LMI_STATUS__UMC_READ_CLEAN_RAW_MASK |
1032 		UVD_LMI_STATUS__UMC_WRITE_CLEAN_RAW_MASK;
1033 	r = SOC15_WAIT_ON_RREG(VCN, i, regUVD_LMI_STATUS, tmp, tmp);
1034 	if (r)
1035 		goto done;
1036 
1037 	/* block VCPU register access */
1038 	WREG32_P(SOC15_REG_OFFSET(VCN, i, regUVD_RB_ARB_CTRL),
1039 		 UVD_RB_ARB_CTRL__VCPU_DIS_MASK,
1040 		 ~UVD_RB_ARB_CTRL__VCPU_DIS_MASK);
1041 
1042 	/* reset VCPU */
1043 	WREG32_P(SOC15_REG_OFFSET(VCN, i, regUVD_VCPU_CNTL),
1044 		 UVD_VCPU_CNTL__BLK_RST_MASK,
1045 		 ~UVD_VCPU_CNTL__BLK_RST_MASK);
1046 
1047 	/* disable VCPU clock */
1048 	WREG32_P(SOC15_REG_OFFSET(VCN, i, regUVD_VCPU_CNTL), 0,
1049 		 ~(UVD_VCPU_CNTL__CLK_EN_MASK));
1050 
1051 	/* apply soft reset */
1052 	tmp = RREG32_SOC15(VCN, i, regUVD_SOFT_RESET);
1053 	tmp |= UVD_SOFT_RESET__LMI_UMC_SOFT_RESET_MASK;
1054 	WREG32_SOC15(VCN, i, regUVD_SOFT_RESET, tmp);
1055 	tmp = RREG32_SOC15(VCN, i, regUVD_SOFT_RESET);
1056 	tmp |= UVD_SOFT_RESET__LMI_SOFT_RESET_MASK;
1057 	WREG32_SOC15(VCN, i, regUVD_SOFT_RESET, tmp);
1058 
1059 	/* clear status */
1060 	WREG32_SOC15(VCN, i, regUVD_STATUS, 0);
1061 
1062 	/* enable VCN power gating */
1063 	vcn_v5_0_0_enable_static_power_gating(vinst);
1064 
1065 	/* Keeping one read-back to ensure all register writes are done,
1066 	 * otherwise it may introduce race conditions.
1067 	 */
1068 	RREG32_SOC15(VCN, i, regUVD_STATUS);
1069 
1070 done:
1071 	if (adev->pm.dpm_enabled)
1072 		amdgpu_dpm_enable_vcn(adev, false, i);
1073 
1074 	return r;
1075 }
1076 
1077 /**
1078  * vcn_v5_0_0_pause_dpg_mode - VCN pause with dpg mode
1079  *
1080  * @vinst: VCN instance
1081  * @new_state: pause state
1082  *
1083  * Pause dpg mode for VCN block
1084  */
1085 static int vcn_v5_0_0_pause_dpg_mode(struct amdgpu_vcn_inst *vinst,
1086 				     struct dpg_pause_state *new_state)
1087 {
1088 	struct amdgpu_device *adev = vinst->adev;
1089 	int inst_idx = vinst->inst;
1090 	uint32_t reg_data = 0;
1091 	int ret_code;
1092 
1093 	/* pause/unpause if state is changed */
1094 	if (adev->vcn.inst[inst_idx].pause_state.fw_based != new_state->fw_based) {
1095 		DRM_DEV_DEBUG(adev->dev, "dpg pause state changed %d -> %d",
1096 			adev->vcn.inst[inst_idx].pause_state.fw_based,  new_state->fw_based);
1097 		reg_data = RREG32_SOC15(VCN, inst_idx, regUVD_DPG_PAUSE) &
1098 			(~UVD_DPG_PAUSE__NJ_PAUSE_DPG_ACK_MASK);
1099 
1100 		if (new_state->fw_based == VCN_DPG_STATE__PAUSE) {
1101 			ret_code = SOC15_WAIT_ON_RREG(VCN, inst_idx, regUVD_POWER_STATUS, 0x1,
1102 					UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
1103 
1104 			if (!ret_code) {
1105 				/* pause DPG */
1106 				reg_data |= UVD_DPG_PAUSE__NJ_PAUSE_DPG_REQ_MASK;
1107 				WREG32_SOC15(VCN, inst_idx, regUVD_DPG_PAUSE, reg_data);
1108 
1109 				/* wait for ACK */
1110 				SOC15_WAIT_ON_RREG(VCN, inst_idx, regUVD_DPG_PAUSE,
1111 					UVD_DPG_PAUSE__NJ_PAUSE_DPG_ACK_MASK,
1112 					UVD_DPG_PAUSE__NJ_PAUSE_DPG_ACK_MASK);
1113 			}
1114 		} else {
1115 			/* unpause dpg, no need to wait */
1116 			reg_data &= ~UVD_DPG_PAUSE__NJ_PAUSE_DPG_REQ_MASK;
1117 			WREG32_SOC15(VCN, inst_idx, regUVD_DPG_PAUSE, reg_data);
1118 		}
1119 		adev->vcn.inst[inst_idx].pause_state.fw_based = new_state->fw_based;
1120 	}
1121 
1122 	return 0;
1123 }
1124 
1125 /**
1126  * vcn_v5_0_0_unified_ring_get_rptr - get unified read pointer
1127  *
1128  * @ring: amdgpu_ring pointer
1129  *
1130  * Returns the current hardware unified read pointer
1131  */
1132 static uint64_t vcn_v5_0_0_unified_ring_get_rptr(struct amdgpu_ring *ring)
1133 {
1134 	struct amdgpu_device *adev = ring->adev;
1135 
1136 	if (ring != &adev->vcn.inst[ring->me].ring_enc[0])
1137 		DRM_ERROR("wrong ring id is identified in %s", __func__);
1138 
1139 	return RREG32_SOC15(VCN, ring->me, regUVD_RB_RPTR);
1140 }
1141 
1142 /**
1143  * vcn_v5_0_0_unified_ring_get_wptr - get unified write pointer
1144  *
1145  * @ring: amdgpu_ring pointer
1146  *
1147  * Returns the current hardware unified write pointer
1148  */
1149 static uint64_t vcn_v5_0_0_unified_ring_get_wptr(struct amdgpu_ring *ring)
1150 {
1151 	struct amdgpu_device *adev = ring->adev;
1152 
1153 	if (ring != &adev->vcn.inst[ring->me].ring_enc[0])
1154 		DRM_ERROR("wrong ring id is identified in %s", __func__);
1155 
1156 	if (ring->use_doorbell)
1157 		return *ring->wptr_cpu_addr;
1158 	else
1159 		return RREG32_SOC15(VCN, ring->me, regUVD_RB_WPTR);
1160 }
1161 
1162 /**
1163  * vcn_v5_0_0_unified_ring_set_wptr - set enc write pointer
1164  *
1165  * @ring: amdgpu_ring pointer
1166  *
1167  * Commits the enc write pointer to the hardware
1168  */
1169 static void vcn_v5_0_0_unified_ring_set_wptr(struct amdgpu_ring *ring)
1170 {
1171 	struct amdgpu_device *adev = ring->adev;
1172 
1173 	if (ring != &adev->vcn.inst[ring->me].ring_enc[0])
1174 		DRM_ERROR("wrong ring id is identified in %s", __func__);
1175 
1176 	if (ring->use_doorbell) {
1177 		*ring->wptr_cpu_addr = lower_32_bits(ring->wptr);
1178 		WDOORBELL32(ring->doorbell_index, lower_32_bits(ring->wptr));
1179 	} else {
1180 		WREG32_SOC15(VCN, ring->me, regUVD_RB_WPTR, lower_32_bits(ring->wptr));
1181 	}
1182 }
1183 
1184 static int vcn_v5_0_0_ring_reset(struct amdgpu_ring *ring,
1185 				 unsigned int vmid,
1186 				 struct amdgpu_fence *timedout_fence)
1187 {
1188 	struct amdgpu_device *adev = ring->adev;
1189 	struct amdgpu_vcn_inst *vinst = &adev->vcn.inst[ring->me];
1190 	int r;
1191 
1192 	amdgpu_ring_reset_helper_begin(ring, timedout_fence);
1193 	r = vcn_v5_0_0_stop(vinst);
1194 	if (r)
1195 		return r;
1196 	r = vcn_v5_0_0_start(vinst);
1197 	if (r)
1198 		return r;
1199 	return amdgpu_ring_reset_helper_end(ring, timedout_fence);
1200 }
1201 
1202 static const struct amdgpu_ring_funcs vcn_v5_0_0_unified_ring_vm_funcs = {
1203 	.type = AMDGPU_RING_TYPE_VCN_ENC,
1204 	.align_mask = 0x3f,
1205 	.nop = VCN_ENC_CMD_NO_OP,
1206 	.get_rptr = vcn_v5_0_0_unified_ring_get_rptr,
1207 	.get_wptr = vcn_v5_0_0_unified_ring_get_wptr,
1208 	.set_wptr = vcn_v5_0_0_unified_ring_set_wptr,
1209 	.emit_frame_size =
1210 		SOC15_FLUSH_GPU_TLB_NUM_WREG * 3 +
1211 		SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 4 +
1212 		4 + /* vcn_v2_0_enc_ring_emit_vm_flush */
1213 		5 + 5 + /* vcn_v2_0_enc_ring_emit_fence x2 vm fence */
1214 		1, /* vcn_v2_0_enc_ring_insert_end */
1215 	.emit_ib_size = 5, /* vcn_v2_0_enc_ring_emit_ib */
1216 	.emit_ib = vcn_v2_0_enc_ring_emit_ib,
1217 	.emit_fence = vcn_v2_0_enc_ring_emit_fence,
1218 	.emit_vm_flush = vcn_v2_0_enc_ring_emit_vm_flush,
1219 	.test_ring = amdgpu_vcn_enc_ring_test_ring,
1220 	.test_ib = amdgpu_vcn_unified_ring_test_ib,
1221 	.insert_nop = amdgpu_ring_insert_nop,
1222 	.insert_end = vcn_v2_0_enc_ring_insert_end,
1223 	.pad_ib = amdgpu_ring_generic_pad_ib,
1224 	.begin_use = amdgpu_vcn_ring_begin_use,
1225 	.end_use = amdgpu_vcn_ring_end_use,
1226 	.emit_wreg = vcn_v2_0_enc_ring_emit_wreg,
1227 	.emit_reg_wait = vcn_v2_0_enc_ring_emit_reg_wait,
1228 	.emit_reg_write_reg_wait = amdgpu_ring_emit_reg_write_reg_wait_helper,
1229 	.reset = vcn_v5_0_0_ring_reset,
1230 };
1231 
1232 /**
1233  * vcn_v5_0_0_set_unified_ring_funcs - set unified ring functions
1234  *
1235  * @adev: amdgpu_device pointer
1236  *
1237  * Set unified ring functions
1238  */
1239 static void vcn_v5_0_0_set_unified_ring_funcs(struct amdgpu_device *adev)
1240 {
1241 	int i;
1242 
1243 	for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
1244 		if (adev->vcn.harvest_config & (1 << i))
1245 			continue;
1246 
1247 		adev->vcn.inst[i].ring_enc[0].funcs = &vcn_v5_0_0_unified_ring_vm_funcs;
1248 		adev->vcn.inst[i].ring_enc[0].me = i;
1249 	}
1250 }
1251 
1252 /**
1253  * vcn_v5_0_0_is_idle - check VCN block is idle
1254  *
1255  * @ip_block: Pointer to the amdgpu_ip_block structure
1256  *
1257  * Check whether VCN block is idle
1258  */
1259 static bool vcn_v5_0_0_is_idle(struct amdgpu_ip_block *ip_block)
1260 {
1261 	struct amdgpu_device *adev = ip_block->adev;
1262 	int i, ret = 1;
1263 
1264 	for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
1265 		if (adev->vcn.harvest_config & (1 << i))
1266 			continue;
1267 
1268 		ret &= (RREG32_SOC15(VCN, i, regUVD_STATUS) == UVD_STATUS__IDLE);
1269 	}
1270 
1271 	return ret;
1272 }
1273 
1274 /**
1275  * vcn_v5_0_0_wait_for_idle - wait for VCN block idle
1276  *
1277  * @ip_block: Pointer to the amdgpu_ip_block for this hw instance.
1278  *
1279  * Wait for VCN block idle
1280  */
1281 static int vcn_v5_0_0_wait_for_idle(struct amdgpu_ip_block *ip_block)
1282 {
1283 	struct amdgpu_device *adev = ip_block->adev;
1284 	int i, ret = 0;
1285 
1286 	for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
1287 		if (adev->vcn.harvest_config & (1 << i))
1288 			continue;
1289 
1290 		ret = SOC15_WAIT_ON_RREG(VCN, i, regUVD_STATUS, UVD_STATUS__IDLE,
1291 			UVD_STATUS__IDLE);
1292 		if (ret)
1293 			return ret;
1294 	}
1295 
1296 	return ret;
1297 }
1298 
1299 /**
1300  * vcn_v5_0_0_set_clockgating_state - set VCN block clockgating state
1301  *
1302  * @ip_block: amdgpu_ip_block pointer
1303  * @state: clock gating state
1304  *
1305  * Set VCN block clockgating state
1306  */
1307 static int vcn_v5_0_0_set_clockgating_state(struct amdgpu_ip_block *ip_block,
1308 					  enum amd_clockgating_state state)
1309 {
1310 	struct amdgpu_device *adev = ip_block->adev;
1311 	bool enable = state == AMD_CG_STATE_GATE;
1312 	int i;
1313 
1314 	for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
1315 		struct amdgpu_vcn_inst *vinst = &adev->vcn.inst[i];
1316 
1317 		if (adev->vcn.harvest_config & (1 << i))
1318 			continue;
1319 
1320 		if (enable) {
1321 			if (RREG32_SOC15(VCN, i, regUVD_STATUS) != UVD_STATUS__IDLE)
1322 				return -EBUSY;
1323 			vcn_v5_0_0_enable_clock_gating(vinst);
1324 		} else {
1325 			vcn_v5_0_0_disable_clock_gating(vinst);
1326 		}
1327 	}
1328 
1329 	return 0;
1330 }
1331 
1332 static int vcn_v5_0_0_set_pg_state(struct amdgpu_vcn_inst *vinst,
1333 				   enum amd_powergating_state state)
1334 {
1335 	int ret = 0;
1336 
1337 	if (state == vinst->cur_state)
1338 		return 0;
1339 
1340 	if (state == AMD_PG_STATE_GATE)
1341 		ret = vcn_v5_0_0_stop(vinst);
1342 	else
1343 		ret = vcn_v5_0_0_start(vinst);
1344 
1345 	if (!ret)
1346 		vinst->cur_state = state;
1347 
1348 	return ret;
1349 }
1350 
1351 /**
1352  * vcn_v5_0_0_process_interrupt - process VCN block interrupt
1353  *
1354  * @adev: amdgpu_device pointer
1355  * @source: interrupt sources
1356  * @entry: interrupt entry from clients and sources
1357  *
1358  * Process VCN block interrupt
1359  */
1360 static int vcn_v5_0_0_process_interrupt(struct amdgpu_device *adev, struct amdgpu_irq_src *source,
1361 	struct amdgpu_iv_entry *entry)
1362 {
1363 	uint32_t ip_instance;
1364 
1365 	switch (entry->client_id) {
1366 	case SOC15_IH_CLIENTID_VCN:
1367 		ip_instance = 0;
1368 		break;
1369 	case SOC15_IH_CLIENTID_VCN1:
1370 		ip_instance = 1;
1371 		break;
1372 	default:
1373 		DRM_ERROR("Unhandled client id: %d\n", entry->client_id);
1374 		return 0;
1375 	}
1376 
1377 	DRM_DEBUG("IH: VCN TRAP\n");
1378 
1379 	switch (entry->src_id) {
1380 	case VCN_5_0__SRCID__UVD_ENC_GENERAL_PURPOSE:
1381 		amdgpu_fence_process(&adev->vcn.inst[ip_instance].ring_enc[0]);
1382 		break;
1383 	case VCN_5_0__SRCID_UVD_POISON:
1384 		amdgpu_vcn_process_poison_irq(adev, source, entry);
1385 		break;
1386 	default:
1387 		DRM_ERROR("Unhandled interrupt: %d %d\n",
1388 			  entry->src_id, entry->src_data[0]);
1389 		break;
1390 	}
1391 
1392 	return 0;
1393 }
1394 
1395 static const struct amdgpu_irq_src_funcs vcn_v5_0_0_irq_funcs = {
1396 	.process = vcn_v5_0_0_process_interrupt,
1397 };
1398 
1399 /**
1400  * vcn_v5_0_0_set_irq_funcs - set VCN block interrupt irq functions
1401  *
1402  * @adev: amdgpu_device pointer
1403  *
1404  * Set VCN block interrupt irq functions
1405  */
1406 static void vcn_v5_0_0_set_irq_funcs(struct amdgpu_device *adev)
1407 {
1408 	int i;
1409 
1410 	for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
1411 		if (adev->vcn.harvest_config & (1 << i))
1412 			continue;
1413 
1414 		adev->vcn.inst[i].irq.num_types = adev->vcn.inst[i].num_enc_rings + 1;
1415 		adev->vcn.inst[i].irq.funcs = &vcn_v5_0_0_irq_funcs;
1416 	}
1417 }
1418 
1419 static const struct amd_ip_funcs vcn_v5_0_0_ip_funcs = {
1420 	.name = "vcn_v5_0_0",
1421 	.early_init = vcn_v5_0_0_early_init,
1422 	.sw_init = vcn_v5_0_0_sw_init,
1423 	.sw_fini = vcn_v5_0_0_sw_fini,
1424 	.hw_init = vcn_v5_0_0_hw_init,
1425 	.hw_fini = vcn_v5_0_0_hw_fini,
1426 	.suspend = vcn_v5_0_0_suspend,
1427 	.resume = vcn_v5_0_0_resume,
1428 	.is_idle = vcn_v5_0_0_is_idle,
1429 	.wait_for_idle = vcn_v5_0_0_wait_for_idle,
1430 	.set_clockgating_state = vcn_v5_0_0_set_clockgating_state,
1431 	.set_powergating_state = vcn_set_powergating_state,
1432 	.dump_ip_state = amdgpu_vcn_dump_ip_state,
1433 	.print_ip_state = amdgpu_vcn_print_ip_state,
1434 };
1435 
1436 const struct amdgpu_ip_block_version vcn_v5_0_0_ip_block = {
1437 	.type = AMD_IP_BLOCK_TYPE_VCN,
1438 	.major = 5,
1439 	.minor = 0,
1440 	.rev = 0,
1441 	.funcs = &vcn_v5_0_0_ip_funcs,
1442 };
1443