xref: /linux/drivers/gpu/drm/amd/amdgpu/vcn_v2_5.c (revision 645f74f1dc119dad5a2c7bbc05cc315e76883011)
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 
24 #include <linux/firmware.h>
25 #include <drm/drm_drv.h>
26 
27 #include "amdgpu.h"
28 #include "amdgpu_vcn.h"
29 #include "amdgpu_pm.h"
30 #include "soc15.h"
31 #include "soc15d.h"
32 #include "vcn_v2_0.h"
33 #include "mmsch_v1_0.h"
34 #include "vcn_v2_5.h"
35 
36 #include "vcn/vcn_2_5_offset.h"
37 #include "vcn/vcn_2_5_sh_mask.h"
38 #include "ivsrcid/vcn/irqsrcs_vcn_2_0.h"
39 
40 #define VCN_VID_SOC_ADDRESS_2_0					0x1fa00
41 #define VCN1_VID_SOC_ADDRESS_3_0				0x48200
42 #define VCN1_AON_SOC_ADDRESS_3_0				0x48000
43 
44 #define mmUVD_CONTEXT_ID_INTERNAL_OFFSET			0x27
45 #define mmUVD_GPCOM_VCPU_CMD_INTERNAL_OFFSET			0x0f
46 #define mmUVD_GPCOM_VCPU_DATA0_INTERNAL_OFFSET			0x10
47 #define mmUVD_GPCOM_VCPU_DATA1_INTERNAL_OFFSET			0x11
48 #define mmUVD_NO_OP_INTERNAL_OFFSET				0x29
49 #define mmUVD_GP_SCRATCH8_INTERNAL_OFFSET			0x66
50 #define mmUVD_SCRATCH9_INTERNAL_OFFSET				0xc01d
51 
52 #define mmUVD_LMI_RBC_IB_VMID_INTERNAL_OFFSET			0x431
53 #define mmUVD_LMI_RBC_IB_64BIT_BAR_LOW_INTERNAL_OFFSET		0x3b4
54 #define mmUVD_LMI_RBC_IB_64BIT_BAR_HIGH_INTERNAL_OFFSET		0x3b5
55 #define mmUVD_RBC_IB_SIZE_INTERNAL_OFFSET			0x25c
56 
57 #define VCN25_MAX_HW_INSTANCES_ARCTURUS			2
58 
59 static const struct amdgpu_hwip_reg_entry vcn_reg_list_2_5[] = {
60 	SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_POWER_STATUS),
61 	SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_POWER_STATUS),
62 	SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_STATUS),
63 	SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_CONTEXT_ID),
64 	SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_CONTEXT_ID2),
65 	SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_GPCOM_VCPU_DATA0),
66 	SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_GPCOM_VCPU_DATA1),
67 	SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_GPCOM_VCPU_CMD),
68 	SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_BASE_HI),
69 	SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_BASE_LO),
70 	SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_BASE_HI2),
71 	SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_BASE_LO2),
72 	SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_BASE_HI3),
73 	SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_BASE_LO3),
74 	SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_BASE_HI4),
75 	SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_BASE_LO4),
76 	SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_RPTR),
77 	SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_WPTR),
78 	SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_RPTR2),
79 	SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_WPTR2),
80 	SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_RPTR3),
81 	SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_WPTR3),
82 	SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_RPTR4),
83 	SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_WPTR4),
84 	SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_SIZE),
85 	SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_SIZE2),
86 	SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_SIZE3),
87 	SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_SIZE4),
88 	SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_PGFSM_CONFIG),
89 	SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_PGFSM_STATUS),
90 	SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_DPG_LMA_CTL),
91 	SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_DPG_LMA_DATA),
92 	SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_DPG_LMA_MASK),
93 	SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_DPG_PAUSE)
94 };
95 
96 static void vcn_v2_5_set_dec_ring_funcs(struct amdgpu_device *adev);
97 static void vcn_v2_5_set_enc_ring_funcs(struct amdgpu_device *adev);
98 static void vcn_v2_5_set_irq_funcs(struct amdgpu_device *adev);
99 static int vcn_v2_5_set_pg_state(struct amdgpu_vcn_inst *vinst,
100 				 enum amd_powergating_state state);
101 static int vcn_v2_5_pause_dpg_mode(struct amdgpu_vcn_inst *vinst,
102 				   struct dpg_pause_state *new_state);
103 static int vcn_v2_5_sriov_start(struct amdgpu_device *adev);
104 static void vcn_v2_5_set_ras_funcs(struct amdgpu_device *adev);
105 static int vcn_v2_5_reset(struct amdgpu_vcn_inst *vinst);
106 
107 static int amdgpu_ih_clientid_vcns[] = {
108 	SOC15_IH_CLIENTID_VCN,
109 	SOC15_IH_CLIENTID_VCN1
110 };
111 
112 static void vcn_v2_5_idle_work_handler(struct work_struct *work)
113 {
114 	struct amdgpu_vcn_inst *vcn_inst =
115 		container_of(work, struct amdgpu_vcn_inst, idle_work.work);
116 	struct amdgpu_device *adev = vcn_inst->adev;
117 	unsigned int fences = 0, fence[AMDGPU_MAX_VCN_INSTANCES] = {0};
118 	unsigned int i, j;
119 
120 	for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
121 		struct amdgpu_vcn_inst *v = &adev->vcn.inst[i];
122 
123 		if (adev->vcn.harvest_config & (1 << i))
124 			continue;
125 
126 		for (j = 0; j < v->num_enc_rings; ++j)
127 			fence[i] += amdgpu_fence_count_emitted(&v->ring_enc[j]);
128 
129 		/* Only set DPG pause for VCN3 or below, VCN4 and above will be handled by FW */
130 		if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG &&
131 		    !v->using_unified_queue) {
132 			struct dpg_pause_state new_state;
133 
134 			if (fence[i] ||
135 			    unlikely(atomic_read(&v->dpg_enc_submission_cnt)))
136 				new_state.fw_based = VCN_DPG_STATE__PAUSE;
137 			else
138 				new_state.fw_based = VCN_DPG_STATE__UNPAUSE;
139 
140 			v->pause_dpg_mode(v, &new_state);
141 		}
142 
143 		fence[i] += amdgpu_fence_count_emitted(&v->ring_dec);
144 		fences += fence[i];
145 
146 	}
147 
148 	if (!fences && !atomic_read(&adev->vcn.inst[0].total_submission_cnt)) {
149 		amdgpu_device_ip_set_powergating_state(adev, AMD_IP_BLOCK_TYPE_VCN,
150 						       AMD_PG_STATE_GATE);
151 		amdgpu_vcn_put_profile(adev);
152 	} else {
153 		schedule_delayed_work(&adev->vcn.inst[0].idle_work, VCN_IDLE_TIMEOUT);
154 	}
155 }
156 
157 static void vcn_v2_5_ring_begin_use(struct amdgpu_ring *ring)
158 {
159 	struct amdgpu_device *adev = ring->adev;
160 	struct amdgpu_vcn_inst *v = &adev->vcn.inst[ring->me];
161 
162 	atomic_inc(&adev->vcn.inst[0].total_submission_cnt);
163 
164 	cancel_delayed_work_sync(&adev->vcn.inst[0].idle_work);
165 
166 	/* We can safely return early here because we've cancelled the
167 	 * the delayed work so there is no one else to set it to false
168 	 * and we don't care if someone else sets it to true.
169 	 */
170 	mutex_lock(&adev->vcn.inst[0].vcn_pg_lock);
171 	amdgpu_device_ip_set_powergating_state(adev, AMD_IP_BLOCK_TYPE_VCN,
172 					       AMD_PG_STATE_UNGATE);
173 
174 	/* Only set DPG pause for VCN3 or below, VCN4 and above will be handled by FW */
175 	if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG &&
176 	    !v->using_unified_queue) {
177 		struct dpg_pause_state new_state;
178 
179 		if (ring->funcs->type == AMDGPU_RING_TYPE_VCN_ENC) {
180 			atomic_inc(&v->dpg_enc_submission_cnt);
181 			new_state.fw_based = VCN_DPG_STATE__PAUSE;
182 		} else {
183 			unsigned int fences = 0;
184 			unsigned int i;
185 
186 			for (i = 0; i < v->num_enc_rings; ++i)
187 				fences += amdgpu_fence_count_emitted(&v->ring_enc[i]);
188 
189 			if (fences || atomic_read(&v->dpg_enc_submission_cnt))
190 				new_state.fw_based = VCN_DPG_STATE__PAUSE;
191 			else
192 				new_state.fw_based = VCN_DPG_STATE__UNPAUSE;
193 		}
194 		v->pause_dpg_mode(v, &new_state);
195 	}
196 	mutex_unlock(&adev->vcn.inst[0].vcn_pg_lock);
197 	amdgpu_vcn_get_profile(adev);
198 }
199 
200 static void vcn_v2_5_ring_end_use(struct amdgpu_ring *ring)
201 {
202 	struct amdgpu_device *adev = ring->adev;
203 
204 	/* Only set DPG pause for VCN3 or below, VCN4 and above will be handled by FW */
205 	if (ring->adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG &&
206 	    ring->funcs->type == AMDGPU_RING_TYPE_VCN_ENC &&
207 	    !adev->vcn.inst[ring->me].using_unified_queue)
208 		atomic_dec(&adev->vcn.inst[ring->me].dpg_enc_submission_cnt);
209 
210 	atomic_dec(&adev->vcn.inst[0].total_submission_cnt);
211 
212 	schedule_delayed_work(&adev->vcn.inst[0].idle_work,
213 			      VCN_IDLE_TIMEOUT);
214 }
215 
216 /**
217  * vcn_v2_5_early_init - set function pointers and load microcode
218  *
219  * @ip_block: Pointer to the amdgpu_ip_block for this hw instance.
220  *
221  * Set ring and irq function pointers
222  * Load microcode from filesystem
223  */
224 static int vcn_v2_5_early_init(struct amdgpu_ip_block *ip_block)
225 {
226 	struct amdgpu_device *adev = ip_block->adev;
227 	int i, r;
228 
229 	if (amdgpu_sriov_vf(adev)) {
230 		adev->vcn.num_vcn_inst = 2;
231 		adev->vcn.harvest_config = 0;
232 		for (i = 0; i < adev->vcn.num_vcn_inst; i++)
233 			adev->vcn.inst[i].num_enc_rings = 1;
234 	} else {
235 		u32 harvest;
236 		int i;
237 
238 		for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
239 			harvest = RREG32_SOC15(VCN, i, mmCC_UVD_HARVESTING);
240 			if (harvest & CC_UVD_HARVESTING__UVD_DISABLE_MASK)
241 				adev->vcn.harvest_config |= 1 << i;
242 			adev->vcn.inst[i].num_enc_rings = 2;
243 		}
244 		if (adev->vcn.harvest_config == (AMDGPU_VCN_HARVEST_VCN0 |
245 						 AMDGPU_VCN_HARVEST_VCN1))
246 			/* both instances are harvested, disable the block */
247 			return -ENOENT;
248 	}
249 
250 	vcn_v2_5_set_dec_ring_funcs(adev);
251 	vcn_v2_5_set_enc_ring_funcs(adev);
252 	vcn_v2_5_set_irq_funcs(adev);
253 	vcn_v2_5_set_ras_funcs(adev);
254 
255 	for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
256 		adev->vcn.inst[i].set_pg_state = vcn_v2_5_set_pg_state;
257 
258 		r = amdgpu_vcn_early_init(adev, i);
259 		if (r)
260 			return r;
261 	}
262 
263 	return 0;
264 }
265 
266 /**
267  * vcn_v2_5_sw_init - sw init for VCN block
268  *
269  * @ip_block: Pointer to the amdgpu_ip_block for this hw instance.
270  *
271  * Load firmware and sw initialization
272  */
273 static int vcn_v2_5_sw_init(struct amdgpu_ip_block *ip_block)
274 {
275 	struct amdgpu_ring *ring;
276 	int i, j, r;
277 	struct amdgpu_device *adev = ip_block->adev;
278 
279 	for (j = 0; j < adev->vcn.num_vcn_inst; j++) {
280 		volatile struct amdgpu_fw_shared *fw_shared;
281 
282 		if (adev->vcn.harvest_config & (1 << j))
283 			continue;
284 		/* VCN DEC TRAP */
285 		r = amdgpu_irq_add_id(adev, amdgpu_ih_clientid_vcns[j],
286 				VCN_2_0__SRCID__UVD_SYSTEM_MESSAGE_INTERRUPT, &adev->vcn.inst[j].irq);
287 		if (r)
288 			return r;
289 
290 		/* VCN ENC TRAP */
291 		for (i = 0; i < adev->vcn.inst[j].num_enc_rings; ++i) {
292 			r = amdgpu_irq_add_id(adev, amdgpu_ih_clientid_vcns[j],
293 				i + VCN_2_0__SRCID__UVD_ENC_GENERAL_PURPOSE, &adev->vcn.inst[j].irq);
294 			if (r)
295 				return r;
296 		}
297 
298 		/* VCN POISON TRAP */
299 		r = amdgpu_irq_add_id(adev, amdgpu_ih_clientid_vcns[j],
300 			VCN_2_6__SRCID_UVD_POISON, &adev->vcn.inst[j].ras_poison_irq);
301 		if (r)
302 			return r;
303 
304 		r = amdgpu_vcn_sw_init(adev, j);
305 		if (r)
306 			return r;
307 
308 		/* Override the work func */
309 		adev->vcn.inst[j].idle_work.work.func = vcn_v2_5_idle_work_handler;
310 
311 		amdgpu_vcn_setup_ucode(adev, j);
312 
313 		r = amdgpu_vcn_resume(adev, j);
314 		if (r)
315 			return r;
316 
317 		adev->vcn.inst[j].internal.context_id = mmUVD_CONTEXT_ID_INTERNAL_OFFSET;
318 		adev->vcn.inst[j].internal.ib_vmid = mmUVD_LMI_RBC_IB_VMID_INTERNAL_OFFSET;
319 		adev->vcn.inst[j].internal.ib_bar_low = mmUVD_LMI_RBC_IB_64BIT_BAR_LOW_INTERNAL_OFFSET;
320 		adev->vcn.inst[j].internal.ib_bar_high = mmUVD_LMI_RBC_IB_64BIT_BAR_HIGH_INTERNAL_OFFSET;
321 		adev->vcn.inst[j].internal.ib_size = mmUVD_RBC_IB_SIZE_INTERNAL_OFFSET;
322 		adev->vcn.inst[j].internal.gp_scratch8 = mmUVD_GP_SCRATCH8_INTERNAL_OFFSET;
323 
324 		adev->vcn.inst[j].internal.scratch9 = mmUVD_SCRATCH9_INTERNAL_OFFSET;
325 		adev->vcn.inst[j].external.scratch9 = SOC15_REG_OFFSET(VCN, j, mmUVD_SCRATCH9);
326 		adev->vcn.inst[j].internal.data0 = mmUVD_GPCOM_VCPU_DATA0_INTERNAL_OFFSET;
327 		adev->vcn.inst[j].external.data0 = SOC15_REG_OFFSET(VCN, j, mmUVD_GPCOM_VCPU_DATA0);
328 		adev->vcn.inst[j].internal.data1 = mmUVD_GPCOM_VCPU_DATA1_INTERNAL_OFFSET;
329 		adev->vcn.inst[j].external.data1 = SOC15_REG_OFFSET(VCN, j, mmUVD_GPCOM_VCPU_DATA1);
330 		adev->vcn.inst[j].internal.cmd = mmUVD_GPCOM_VCPU_CMD_INTERNAL_OFFSET;
331 		adev->vcn.inst[j].external.cmd = SOC15_REG_OFFSET(VCN, j, mmUVD_GPCOM_VCPU_CMD);
332 		adev->vcn.inst[j].internal.nop = mmUVD_NO_OP_INTERNAL_OFFSET;
333 		adev->vcn.inst[j].external.nop = SOC15_REG_OFFSET(VCN, j, mmUVD_NO_OP);
334 
335 		ring = &adev->vcn.inst[j].ring_dec;
336 		ring->use_doorbell = true;
337 
338 		ring->doorbell_index = (adev->doorbell_index.vcn.vcn_ring0_1 << 1) +
339 				(amdgpu_sriov_vf(adev) ? 2*j : 8*j);
340 
341 		if (amdgpu_ip_version(adev, UVD_HWIP, 0) == IP_VERSION(2, 5, 0))
342 			ring->vm_hub = AMDGPU_MMHUB1(0);
343 		else
344 			ring->vm_hub = AMDGPU_MMHUB0(0);
345 
346 		sprintf(ring->name, "vcn_dec_%d", j);
347 		r = amdgpu_ring_init(adev, ring, 512, &adev->vcn.inst[j].irq,
348 				     0, AMDGPU_RING_PRIO_DEFAULT, NULL);
349 		if (r)
350 			return r;
351 
352 		for (i = 0; i < adev->vcn.inst[j].num_enc_rings; ++i) {
353 			enum amdgpu_ring_priority_level hw_prio = amdgpu_vcn_get_enc_ring_prio(i);
354 
355 			ring = &adev->vcn.inst[j].ring_enc[i];
356 			ring->use_doorbell = true;
357 
358 			ring->doorbell_index = (adev->doorbell_index.vcn.vcn_ring0_1 << 1) +
359 					(amdgpu_sriov_vf(adev) ? (1 + i + 2*j) : (2 + i + 8*j));
360 
361 			if (amdgpu_ip_version(adev, UVD_HWIP, 0) ==
362 			    IP_VERSION(2, 5, 0))
363 				ring->vm_hub = AMDGPU_MMHUB1(0);
364 			else
365 				ring->vm_hub = AMDGPU_MMHUB0(0);
366 
367 			sprintf(ring->name, "vcn_enc_%d.%d", j, i);
368 			r = amdgpu_ring_init(adev, ring, 512,
369 					     &adev->vcn.inst[j].irq, 0,
370 					     hw_prio, NULL);
371 			if (r)
372 				return r;
373 		}
374 
375 		fw_shared = adev->vcn.inst[j].fw_shared.cpu_addr;
376 		fw_shared->present_flag_0 = cpu_to_le32(AMDGPU_VCN_MULTI_QUEUE_FLAG);
377 
378 		if (amdgpu_vcnfw_log)
379 			amdgpu_vcn_fwlog_init(&adev->vcn.inst[i]);
380 
381 		if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG)
382 			adev->vcn.inst[j].pause_dpg_mode = vcn_v2_5_pause_dpg_mode;
383 		adev->vcn.inst[j].reset = vcn_v2_5_reset;
384 	}
385 
386 	adev->vcn.supported_reset =
387 		amdgpu_get_soft_full_reset_mask(&adev->vcn.inst[0].ring_enc[0]);
388 	if (!amdgpu_sriov_vf(adev))
389 		adev->vcn.supported_reset |= AMDGPU_RESET_TYPE_PER_QUEUE;
390 
391 	if (amdgpu_sriov_vf(adev)) {
392 		r = amdgpu_virt_alloc_mm_table(adev);
393 		if (r)
394 			return r;
395 	}
396 
397 	r = amdgpu_vcn_ras_sw_init(adev);
398 	if (r)
399 		return r;
400 
401 	r = amdgpu_vcn_reg_dump_init(adev, vcn_reg_list_2_5, ARRAY_SIZE(vcn_reg_list_2_5));
402 	if (r)
403 		return r;
404 
405 	r = amdgpu_vcn_sysfs_reset_mask_init(adev);
406 	if (r)
407 		return r;
408 
409 	return 0;
410 }
411 
412 /**
413  * vcn_v2_5_sw_fini - sw fini for VCN block
414  *
415  * @ip_block: Pointer to the amdgpu_ip_block for this hw instance.
416  *
417  * VCN suspend and free up sw allocation
418  */
419 static int vcn_v2_5_sw_fini(struct amdgpu_ip_block *ip_block)
420 {
421 	int i, r, idx;
422 	struct amdgpu_device *adev = ip_block->adev;
423 	volatile struct amdgpu_fw_shared *fw_shared;
424 
425 	if (drm_dev_enter(adev_to_drm(adev), &idx)) {
426 		for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
427 			if (adev->vcn.harvest_config & (1 << i))
428 				continue;
429 			fw_shared = adev->vcn.inst[i].fw_shared.cpu_addr;
430 			fw_shared->present_flag_0 = 0;
431 		}
432 		drm_dev_exit(idx);
433 	}
434 
435 
436 	if (amdgpu_sriov_vf(adev))
437 		amdgpu_virt_free_mm_table(adev);
438 
439 	amdgpu_vcn_sysfs_reset_mask_fini(adev);
440 
441 	for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
442 		r = amdgpu_vcn_suspend(adev, i);
443 		if (r)
444 			return r;
445 		r = amdgpu_vcn_sw_fini(adev, i);
446 		if (r)
447 			return r;
448 	}
449 
450 	return 0;
451 }
452 
453 /**
454  * vcn_v2_5_hw_init - start and test VCN block
455  *
456  * @ip_block: Pointer to the amdgpu_ip_block for this hw instance.
457  *
458  * Initialize the hardware, boot up the VCPU and do some testing
459  */
460 static int vcn_v2_5_hw_init(struct amdgpu_ip_block *ip_block)
461 {
462 	struct amdgpu_device *adev = ip_block->adev;
463 	struct amdgpu_ring *ring;
464 	int i, j, r = 0;
465 
466 	if (amdgpu_sriov_vf(adev))
467 		r = vcn_v2_5_sriov_start(adev);
468 
469 	for (j = 0; j < adev->vcn.num_vcn_inst; ++j) {
470 		if (adev->vcn.harvest_config & (1 << j))
471 			continue;
472 
473 		if (amdgpu_sriov_vf(adev)) {
474 			adev->vcn.inst[j].ring_enc[0].sched.ready = true;
475 			adev->vcn.inst[j].ring_enc[1].sched.ready = false;
476 			adev->vcn.inst[j].ring_enc[2].sched.ready = false;
477 			adev->vcn.inst[j].ring_dec.sched.ready = true;
478 		} else {
479 
480 			ring = &adev->vcn.inst[j].ring_dec;
481 
482 			adev->nbio.funcs->vcn_doorbell_range(adev, ring->use_doorbell,
483 						     ring->doorbell_index, j);
484 
485 			r = amdgpu_ring_test_helper(ring);
486 			if (r)
487 				return r;
488 
489 			for (i = 0; i < adev->vcn.inst[j].num_enc_rings; ++i) {
490 				ring = &adev->vcn.inst[j].ring_enc[i];
491 				r = amdgpu_ring_test_helper(ring);
492 				if (r)
493 					return r;
494 			}
495 		}
496 	}
497 
498 	return r;
499 }
500 
501 /**
502  * vcn_v2_5_hw_fini - stop the hardware block
503  *
504  * @ip_block: Pointer to the amdgpu_ip_block for this hw instance.
505  *
506  * Stop the VCN block, mark ring as not ready any more
507  */
508 static int vcn_v2_5_hw_fini(struct amdgpu_ip_block *ip_block)
509 {
510 	struct amdgpu_device *adev = ip_block->adev;
511 	int i;
512 
513 	for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
514 		struct amdgpu_vcn_inst *vinst = &adev->vcn.inst[i];
515 
516 		if (adev->vcn.harvest_config & (1 << i))
517 			continue;
518 
519 		cancel_delayed_work_sync(&vinst->idle_work);
520 
521 		if ((adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) ||
522 		    (vinst->cur_state != AMD_PG_STATE_GATE &&
523 		     RREG32_SOC15(VCN, i, mmUVD_STATUS)))
524 			vinst->set_pg_state(vinst, AMD_PG_STATE_GATE);
525 
526 		if (amdgpu_ras_is_supported(adev, AMDGPU_RAS_BLOCK__VCN))
527 			amdgpu_irq_put(adev, &vinst->ras_poison_irq, 0);
528 	}
529 
530 	return 0;
531 }
532 
533 /**
534  * vcn_v2_5_suspend - suspend VCN block
535  *
536  * @ip_block: Pointer to the amdgpu_ip_block for this hw instance.
537  *
538  * HW fini and suspend VCN block
539  */
540 static int vcn_v2_5_suspend(struct amdgpu_ip_block *ip_block)
541 {
542 	struct amdgpu_device *adev = ip_block->adev;
543 	int r, i;
544 
545 	r = vcn_v2_5_hw_fini(ip_block);
546 	if (r)
547 		return r;
548 
549 	for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
550 		r = amdgpu_vcn_suspend(ip_block->adev, i);
551 		if (r)
552 			return r;
553 	}
554 
555 	return 0;
556 }
557 
558 /**
559  * vcn_v2_5_resume - resume VCN block
560  *
561  * @ip_block: Pointer to the amdgpu_ip_block for this hw instance.
562  *
563  * Resume firmware and hw init VCN block
564  */
565 static int vcn_v2_5_resume(struct amdgpu_ip_block *ip_block)
566 {
567 	struct amdgpu_device *adev = ip_block->adev;
568 	int r, i;
569 
570 	for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
571 		r = amdgpu_vcn_resume(ip_block->adev, i);
572 		if (r)
573 			return r;
574 	}
575 
576 	r = vcn_v2_5_hw_init(ip_block);
577 
578 	return r;
579 }
580 
581 /**
582  * vcn_v2_5_mc_resume - memory controller programming
583  *
584  * @vinst: VCN instance
585  *
586  * Let the VCN memory controller know it's offsets
587  */
588 static void vcn_v2_5_mc_resume(struct amdgpu_vcn_inst *vinst)
589 {
590 	struct amdgpu_device *adev = vinst->adev;
591 	int i = vinst->inst;
592 	uint32_t size;
593 	uint32_t offset;
594 
595 	if (adev->vcn.harvest_config & (1 << i))
596 		return;
597 
598 	size = AMDGPU_GPU_PAGE_ALIGN(adev->vcn.inst[i].fw->size + 4);
599 	/* cache window 0: fw */
600 	if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
601 		WREG32_SOC15(VCN, i, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW,
602 			     (adev->firmware.ucode[AMDGPU_UCODE_ID_VCN + i].tmr_mc_addr_lo));
603 		WREG32_SOC15(VCN, i, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH,
604 			     (adev->firmware.ucode[AMDGPU_UCODE_ID_VCN + i].tmr_mc_addr_hi));
605 		WREG32_SOC15(VCN, i, mmUVD_VCPU_CACHE_OFFSET0, 0);
606 		offset = 0;
607 	} else {
608 		WREG32_SOC15(VCN, i, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW,
609 			     lower_32_bits(adev->vcn.inst[i].gpu_addr));
610 		WREG32_SOC15(VCN, i, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH,
611 			     upper_32_bits(adev->vcn.inst[i].gpu_addr));
612 		offset = size;
613 		WREG32_SOC15(VCN, i, mmUVD_VCPU_CACHE_OFFSET0,
614 			     AMDGPU_UVD_FIRMWARE_OFFSET >> 3);
615 	}
616 	WREG32_SOC15(VCN, i, mmUVD_VCPU_CACHE_SIZE0, size);
617 
618 	/* cache window 1: stack */
619 	WREG32_SOC15(VCN, i, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW,
620 		     lower_32_bits(adev->vcn.inst[i].gpu_addr + offset));
621 	WREG32_SOC15(VCN, i, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH,
622 		     upper_32_bits(adev->vcn.inst[i].gpu_addr + offset));
623 	WREG32_SOC15(VCN, i, mmUVD_VCPU_CACHE_OFFSET1, 0);
624 	WREG32_SOC15(VCN, i, mmUVD_VCPU_CACHE_SIZE1, AMDGPU_VCN_STACK_SIZE);
625 
626 	/* cache window 2: context */
627 	WREG32_SOC15(VCN, i, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_LOW,
628 		     lower_32_bits(adev->vcn.inst[i].gpu_addr + offset + AMDGPU_VCN_STACK_SIZE));
629 	WREG32_SOC15(VCN, i, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_HIGH,
630 		     upper_32_bits(adev->vcn.inst[i].gpu_addr + offset + AMDGPU_VCN_STACK_SIZE));
631 	WREG32_SOC15(VCN, i, mmUVD_VCPU_CACHE_OFFSET2, 0);
632 	WREG32_SOC15(VCN, i, mmUVD_VCPU_CACHE_SIZE2, AMDGPU_VCN_CONTEXT_SIZE);
633 
634 	/* non-cache window */
635 	WREG32_SOC15(VCN, i, mmUVD_LMI_VCPU_NC0_64BIT_BAR_LOW,
636 		     lower_32_bits(adev->vcn.inst[i].fw_shared.gpu_addr));
637 	WREG32_SOC15(VCN, i, mmUVD_LMI_VCPU_NC0_64BIT_BAR_HIGH,
638 		     upper_32_bits(adev->vcn.inst[i].fw_shared.gpu_addr));
639 	WREG32_SOC15(VCN, i, mmUVD_VCPU_NONCACHE_OFFSET0, 0);
640 	WREG32_SOC15(VCN, i, mmUVD_VCPU_NONCACHE_SIZE0,
641 		     AMDGPU_GPU_PAGE_ALIGN(sizeof(struct amdgpu_fw_shared)));
642 }
643 
644 static void vcn_v2_5_mc_resume_dpg_mode(struct amdgpu_vcn_inst *vinst,
645 					bool indirect)
646 {
647 	struct amdgpu_device *adev = vinst->adev;
648 	int inst_idx = vinst->inst;
649 	uint32_t size = AMDGPU_GPU_PAGE_ALIGN(adev->vcn.inst[inst_idx].fw->size + 4);
650 	uint32_t offset;
651 
652 	/* cache window 0: fw */
653 	if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
654 		if (!indirect) {
655 			WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
656 				VCN, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW),
657 				(adev->firmware.ucode[AMDGPU_UCODE_ID_VCN + inst_idx].tmr_mc_addr_lo), 0, indirect);
658 			WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
659 				VCN, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH),
660 				(adev->firmware.ucode[AMDGPU_UCODE_ID_VCN + inst_idx].tmr_mc_addr_hi), 0, indirect);
661 			WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
662 				VCN, 0, mmUVD_VCPU_CACHE_OFFSET0), 0, 0, indirect);
663 		} else {
664 			WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
665 				VCN, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW), 0, 0, indirect);
666 			WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
667 				VCN, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH), 0, 0, indirect);
668 			WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
669 				VCN, 0, mmUVD_VCPU_CACHE_OFFSET0), 0, 0, indirect);
670 		}
671 		offset = 0;
672 	} else {
673 		WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
674 			VCN, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW),
675 			lower_32_bits(adev->vcn.inst[inst_idx].gpu_addr), 0, indirect);
676 		WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
677 			VCN, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH),
678 			upper_32_bits(adev->vcn.inst[inst_idx].gpu_addr), 0, indirect);
679 		offset = size;
680 		WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
681 			VCN, 0, mmUVD_VCPU_CACHE_OFFSET0),
682 			AMDGPU_UVD_FIRMWARE_OFFSET >> 3, 0, indirect);
683 	}
684 
685 	if (!indirect)
686 		WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
687 			VCN, 0, mmUVD_VCPU_CACHE_SIZE0), size, 0, indirect);
688 	else
689 		WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
690 			VCN, 0, mmUVD_VCPU_CACHE_SIZE0), 0, 0, indirect);
691 
692 	/* cache window 1: stack */
693 	if (!indirect) {
694 		WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
695 			VCN, 0, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW),
696 			lower_32_bits(adev->vcn.inst[inst_idx].gpu_addr + offset), 0, indirect);
697 		WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
698 			VCN, 0, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH),
699 			upper_32_bits(adev->vcn.inst[inst_idx].gpu_addr + offset), 0, indirect);
700 		WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
701 			VCN, 0, mmUVD_VCPU_CACHE_OFFSET1), 0, 0, indirect);
702 	} else {
703 		WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
704 			VCN, 0, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW), 0, 0, indirect);
705 		WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
706 			VCN, 0, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH), 0, 0, indirect);
707 		WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
708 			VCN, 0, mmUVD_VCPU_CACHE_OFFSET1), 0, 0, indirect);
709 	}
710 	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
711 		VCN, 0, mmUVD_VCPU_CACHE_SIZE1), AMDGPU_VCN_STACK_SIZE, 0, indirect);
712 
713 	/* cache window 2: context */
714 	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
715 		VCN, 0, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_LOW),
716 		lower_32_bits(adev->vcn.inst[inst_idx].gpu_addr + offset + AMDGPU_VCN_STACK_SIZE), 0, indirect);
717 	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
718 		VCN, 0, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_HIGH),
719 		upper_32_bits(adev->vcn.inst[inst_idx].gpu_addr + offset + AMDGPU_VCN_STACK_SIZE), 0, indirect);
720 	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
721 		VCN, 0, mmUVD_VCPU_CACHE_OFFSET2), 0, 0, indirect);
722 	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
723 		VCN, 0, mmUVD_VCPU_CACHE_SIZE2), AMDGPU_VCN_CONTEXT_SIZE, 0, indirect);
724 
725 	/* non-cache window */
726 	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
727 		VCN, 0, mmUVD_LMI_VCPU_NC0_64BIT_BAR_LOW),
728 		lower_32_bits(adev->vcn.inst[inst_idx].fw_shared.gpu_addr), 0, indirect);
729 	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
730 		VCN, 0, mmUVD_LMI_VCPU_NC0_64BIT_BAR_HIGH),
731 		upper_32_bits(adev->vcn.inst[inst_idx].fw_shared.gpu_addr), 0, indirect);
732 	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
733 		VCN, 0, mmUVD_VCPU_NONCACHE_OFFSET0), 0, 0, indirect);
734 	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
735 		VCN, 0, mmUVD_VCPU_NONCACHE_SIZE0),
736 		AMDGPU_GPU_PAGE_ALIGN(sizeof(struct amdgpu_fw_shared)), 0, indirect);
737 
738 	/* VCN global tiling registers */
739 	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
740 		VCN, 0, mmUVD_GFX8_ADDR_CONFIG), adev->gfx.config.gb_addr_config, 0, indirect);
741 }
742 
743 /**
744  * vcn_v2_5_disable_clock_gating - disable VCN clock gating
745  *
746  * @vinst: VCN instance
747  *
748  * Disable clock gating for VCN block
749  */
750 static void vcn_v2_5_disable_clock_gating(struct amdgpu_vcn_inst *vinst)
751 {
752 	struct amdgpu_device *adev = vinst->adev;
753 	int i = vinst->inst;
754 	uint32_t data;
755 
756 	if (adev->vcn.harvest_config & (1 << i))
757 		return;
758 	/* UVD disable CGC */
759 	data = RREG32_SOC15(VCN, i, mmUVD_CGC_CTRL);
760 	if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG)
761 		data |= 1 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
762 	else
763 		data &= ~UVD_CGC_CTRL__DYN_CLOCK_MODE_MASK;
764 	data |= 1 << UVD_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
765 	data |= 4 << UVD_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
766 	WREG32_SOC15(VCN, i, mmUVD_CGC_CTRL, data);
767 
768 	data = RREG32_SOC15(VCN, i, mmUVD_CGC_GATE);
769 	data &= ~(UVD_CGC_GATE__SYS_MASK
770 		  | UVD_CGC_GATE__UDEC_MASK
771 		  | UVD_CGC_GATE__MPEG2_MASK
772 		  | UVD_CGC_GATE__REGS_MASK
773 		  | UVD_CGC_GATE__RBC_MASK
774 		  | UVD_CGC_GATE__LMI_MC_MASK
775 		  | UVD_CGC_GATE__LMI_UMC_MASK
776 		  | UVD_CGC_GATE__IDCT_MASK
777 		  | UVD_CGC_GATE__MPRD_MASK
778 		  | UVD_CGC_GATE__MPC_MASK
779 		  | UVD_CGC_GATE__LBSI_MASK
780 		  | UVD_CGC_GATE__LRBBM_MASK
781 		  | UVD_CGC_GATE__UDEC_RE_MASK
782 		  | UVD_CGC_GATE__UDEC_CM_MASK
783 		  | UVD_CGC_GATE__UDEC_IT_MASK
784 		  | UVD_CGC_GATE__UDEC_DB_MASK
785 		  | UVD_CGC_GATE__UDEC_MP_MASK
786 		  | UVD_CGC_GATE__WCB_MASK
787 		  | UVD_CGC_GATE__VCPU_MASK
788 		  | UVD_CGC_GATE__MMSCH_MASK);
789 
790 	WREG32_SOC15(VCN, i, mmUVD_CGC_GATE, data);
791 
792 	SOC15_WAIT_ON_RREG(VCN, i, mmUVD_CGC_GATE, 0,  0xFFFFFFFF);
793 
794 	data = RREG32_SOC15(VCN, i, mmUVD_CGC_CTRL);
795 	data &= ~(UVD_CGC_CTRL__UDEC_RE_MODE_MASK
796 		  | UVD_CGC_CTRL__UDEC_CM_MODE_MASK
797 		  | UVD_CGC_CTRL__UDEC_IT_MODE_MASK
798 		  | UVD_CGC_CTRL__UDEC_DB_MODE_MASK
799 		  | UVD_CGC_CTRL__UDEC_MP_MODE_MASK
800 		  | UVD_CGC_CTRL__SYS_MODE_MASK
801 		  | UVD_CGC_CTRL__UDEC_MODE_MASK
802 		  | UVD_CGC_CTRL__MPEG2_MODE_MASK
803 		  | UVD_CGC_CTRL__REGS_MODE_MASK
804 		  | UVD_CGC_CTRL__RBC_MODE_MASK
805 		  | UVD_CGC_CTRL__LMI_MC_MODE_MASK
806 		  | UVD_CGC_CTRL__LMI_UMC_MODE_MASK
807 		  | UVD_CGC_CTRL__IDCT_MODE_MASK
808 		  | UVD_CGC_CTRL__MPRD_MODE_MASK
809 		  | UVD_CGC_CTRL__MPC_MODE_MASK
810 		  | UVD_CGC_CTRL__LBSI_MODE_MASK
811 		  | UVD_CGC_CTRL__LRBBM_MODE_MASK
812 		  | UVD_CGC_CTRL__WCB_MODE_MASK
813 		  | UVD_CGC_CTRL__VCPU_MODE_MASK
814 		  | UVD_CGC_CTRL__MMSCH_MODE_MASK);
815 	WREG32_SOC15(VCN, i, mmUVD_CGC_CTRL, data);
816 
817 	/* turn on */
818 	data = RREG32_SOC15(VCN, i, mmUVD_SUVD_CGC_GATE);
819 	data |= (UVD_SUVD_CGC_GATE__SRE_MASK
820 		 | UVD_SUVD_CGC_GATE__SIT_MASK
821 		 | UVD_SUVD_CGC_GATE__SMP_MASK
822 		 | UVD_SUVD_CGC_GATE__SCM_MASK
823 		 | UVD_SUVD_CGC_GATE__SDB_MASK
824 		 | UVD_SUVD_CGC_GATE__SRE_H264_MASK
825 		 | UVD_SUVD_CGC_GATE__SRE_HEVC_MASK
826 		 | UVD_SUVD_CGC_GATE__SIT_H264_MASK
827 		 | UVD_SUVD_CGC_GATE__SIT_HEVC_MASK
828 		 | UVD_SUVD_CGC_GATE__SCM_H264_MASK
829 		 | UVD_SUVD_CGC_GATE__SCM_HEVC_MASK
830 		 | UVD_SUVD_CGC_GATE__SDB_H264_MASK
831 		 | UVD_SUVD_CGC_GATE__SDB_HEVC_MASK
832 		 | UVD_SUVD_CGC_GATE__SCLR_MASK
833 		 | UVD_SUVD_CGC_GATE__UVD_SC_MASK
834 		 | UVD_SUVD_CGC_GATE__ENT_MASK
835 		 | UVD_SUVD_CGC_GATE__SIT_HEVC_DEC_MASK
836 		 | UVD_SUVD_CGC_GATE__SIT_HEVC_ENC_MASK
837 		 | UVD_SUVD_CGC_GATE__SITE_MASK
838 		 | UVD_SUVD_CGC_GATE__SRE_VP9_MASK
839 		 | UVD_SUVD_CGC_GATE__SCM_VP9_MASK
840 		 | UVD_SUVD_CGC_GATE__SIT_VP9_DEC_MASK
841 		 | UVD_SUVD_CGC_GATE__SDB_VP9_MASK
842 		 | UVD_SUVD_CGC_GATE__IME_HEVC_MASK);
843 	WREG32_SOC15(VCN, i, mmUVD_SUVD_CGC_GATE, data);
844 
845 	data = RREG32_SOC15(VCN, i, mmUVD_SUVD_CGC_CTRL);
846 	data &= ~(UVD_SUVD_CGC_CTRL__SRE_MODE_MASK
847 		  | UVD_SUVD_CGC_CTRL__SIT_MODE_MASK
848 		  | UVD_SUVD_CGC_CTRL__SMP_MODE_MASK
849 		  | UVD_SUVD_CGC_CTRL__SCM_MODE_MASK
850 		  | UVD_SUVD_CGC_CTRL__SDB_MODE_MASK
851 		  | UVD_SUVD_CGC_CTRL__SCLR_MODE_MASK
852 		  | UVD_SUVD_CGC_CTRL__UVD_SC_MODE_MASK
853 		  | UVD_SUVD_CGC_CTRL__ENT_MODE_MASK
854 			| UVD_SUVD_CGC_CTRL__IME_MODE_MASK
855 		  | UVD_SUVD_CGC_CTRL__SITE_MODE_MASK);
856 	WREG32_SOC15(VCN, i, mmUVD_SUVD_CGC_CTRL, data);
857 }
858 
859 static void vcn_v2_5_clock_gating_dpg_mode(struct amdgpu_vcn_inst *vinst,
860 		uint8_t sram_sel, uint8_t indirect)
861 {
862 	struct amdgpu_device *adev = vinst->adev;
863 	int inst_idx = vinst->inst;
864 	uint32_t reg_data = 0;
865 
866 	/* enable sw clock gating control */
867 	if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG)
868 		reg_data = 1 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
869 	else
870 		reg_data = 0 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
871 	reg_data |= 1 << UVD_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
872 	reg_data |= 4 << UVD_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
873 	reg_data &= ~(UVD_CGC_CTRL__UDEC_RE_MODE_MASK |
874 		 UVD_CGC_CTRL__UDEC_CM_MODE_MASK |
875 		 UVD_CGC_CTRL__UDEC_IT_MODE_MASK |
876 		 UVD_CGC_CTRL__UDEC_DB_MODE_MASK |
877 		 UVD_CGC_CTRL__UDEC_MP_MODE_MASK |
878 		 UVD_CGC_CTRL__SYS_MODE_MASK |
879 		 UVD_CGC_CTRL__UDEC_MODE_MASK |
880 		 UVD_CGC_CTRL__MPEG2_MODE_MASK |
881 		 UVD_CGC_CTRL__REGS_MODE_MASK |
882 		 UVD_CGC_CTRL__RBC_MODE_MASK |
883 		 UVD_CGC_CTRL__LMI_MC_MODE_MASK |
884 		 UVD_CGC_CTRL__LMI_UMC_MODE_MASK |
885 		 UVD_CGC_CTRL__IDCT_MODE_MASK |
886 		 UVD_CGC_CTRL__MPRD_MODE_MASK |
887 		 UVD_CGC_CTRL__MPC_MODE_MASK |
888 		 UVD_CGC_CTRL__LBSI_MODE_MASK |
889 		 UVD_CGC_CTRL__LRBBM_MODE_MASK |
890 		 UVD_CGC_CTRL__WCB_MODE_MASK |
891 		 UVD_CGC_CTRL__VCPU_MODE_MASK |
892 		 UVD_CGC_CTRL__MMSCH_MODE_MASK);
893 	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
894 		VCN, 0, mmUVD_CGC_CTRL), reg_data, sram_sel, indirect);
895 
896 	/* turn off clock gating */
897 	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
898 		VCN, 0, mmUVD_CGC_GATE), 0, sram_sel, indirect);
899 
900 	/* turn on SUVD clock gating */
901 	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
902 		VCN, 0, mmUVD_SUVD_CGC_GATE), 1, sram_sel, indirect);
903 
904 	/* turn on sw mode in UVD_SUVD_CGC_CTRL */
905 	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
906 		VCN, 0, mmUVD_SUVD_CGC_CTRL), 0, sram_sel, indirect);
907 }
908 
909 /**
910  * vcn_v2_5_enable_clock_gating - enable VCN clock gating
911  *
912  * @vinst: VCN instance
913  *
914  * Enable clock gating for VCN block
915  */
916 static void vcn_v2_5_enable_clock_gating(struct amdgpu_vcn_inst *vinst)
917 {
918 	struct amdgpu_device *adev = vinst->adev;
919 	int i = vinst->inst;
920 	uint32_t data = 0;
921 
922 	if (adev->vcn.harvest_config & (1 << i))
923 		return;
924 	/* enable UVD CGC */
925 	data = RREG32_SOC15(VCN, i, mmUVD_CGC_CTRL);
926 	if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG)
927 		data |= 1 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
928 	else
929 		data |= 0 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
930 	data |= 1 << UVD_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
931 	data |= 4 << UVD_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
932 	WREG32_SOC15(VCN, i, mmUVD_CGC_CTRL, data);
933 
934 	data = RREG32_SOC15(VCN, i, mmUVD_CGC_CTRL);
935 	data |= (UVD_CGC_CTRL__UDEC_RE_MODE_MASK
936 		 | UVD_CGC_CTRL__UDEC_CM_MODE_MASK
937 		 | UVD_CGC_CTRL__UDEC_IT_MODE_MASK
938 		 | UVD_CGC_CTRL__UDEC_DB_MODE_MASK
939 		 | UVD_CGC_CTRL__UDEC_MP_MODE_MASK
940 		 | UVD_CGC_CTRL__SYS_MODE_MASK
941 		 | UVD_CGC_CTRL__UDEC_MODE_MASK
942 		 | UVD_CGC_CTRL__MPEG2_MODE_MASK
943 		 | UVD_CGC_CTRL__REGS_MODE_MASK
944 		 | UVD_CGC_CTRL__RBC_MODE_MASK
945 		 | UVD_CGC_CTRL__LMI_MC_MODE_MASK
946 		 | UVD_CGC_CTRL__LMI_UMC_MODE_MASK
947 		 | UVD_CGC_CTRL__IDCT_MODE_MASK
948 		 | UVD_CGC_CTRL__MPRD_MODE_MASK
949 		 | UVD_CGC_CTRL__MPC_MODE_MASK
950 		 | UVD_CGC_CTRL__LBSI_MODE_MASK
951 		 | UVD_CGC_CTRL__LRBBM_MODE_MASK
952 		 | UVD_CGC_CTRL__WCB_MODE_MASK
953 		 | UVD_CGC_CTRL__VCPU_MODE_MASK);
954 	WREG32_SOC15(VCN, i, mmUVD_CGC_CTRL, data);
955 
956 	data = RREG32_SOC15(VCN, i, mmUVD_SUVD_CGC_CTRL);
957 	data |= (UVD_SUVD_CGC_CTRL__SRE_MODE_MASK
958 		 | UVD_SUVD_CGC_CTRL__SIT_MODE_MASK
959 		 | UVD_SUVD_CGC_CTRL__SMP_MODE_MASK
960 		 | UVD_SUVD_CGC_CTRL__SCM_MODE_MASK
961 		 | UVD_SUVD_CGC_CTRL__SDB_MODE_MASK
962 		 | UVD_SUVD_CGC_CTRL__SCLR_MODE_MASK
963 		 | UVD_SUVD_CGC_CTRL__UVD_SC_MODE_MASK
964 		 | UVD_SUVD_CGC_CTRL__ENT_MODE_MASK
965 		 | UVD_SUVD_CGC_CTRL__IME_MODE_MASK
966 		 | UVD_SUVD_CGC_CTRL__SITE_MODE_MASK);
967 	WREG32_SOC15(VCN, i, mmUVD_SUVD_CGC_CTRL, data);
968 }
969 
970 static void vcn_v2_6_enable_ras(struct amdgpu_vcn_inst *vinst,
971 				bool indirect)
972 {
973 	struct amdgpu_device *adev = vinst->adev;
974 	int inst_idx = vinst->inst;
975 	uint32_t tmp;
976 
977 	if (amdgpu_ip_version(adev, UVD_HWIP, 0) != IP_VERSION(2, 6, 0))
978 		return;
979 
980 	tmp = VCN_RAS_CNTL__VCPU_VCODEC_REARM_MASK |
981 	      VCN_RAS_CNTL__VCPU_VCODEC_IH_EN_MASK |
982 	      VCN_RAS_CNTL__VCPU_VCODEC_PMI_EN_MASK |
983 	      VCN_RAS_CNTL__VCPU_VCODEC_STALL_EN_MASK;
984 	WREG32_SOC15_DPG_MODE(inst_idx,
985 			      SOC15_DPG_MODE_OFFSET(VCN, 0, mmVCN_RAS_CNTL),
986 			      tmp, 0, indirect);
987 
988 	tmp = UVD_VCPU_INT_EN__RASCNTL_VCPU_VCODEC_EN_MASK;
989 	WREG32_SOC15_DPG_MODE(inst_idx,
990 			      SOC15_DPG_MODE_OFFSET(VCN, 0, mmUVD_VCPU_INT_EN),
991 			      tmp, 0, indirect);
992 
993 	tmp = UVD_SYS_INT_EN__RASCNTL_VCPU_VCODEC_EN_MASK;
994 	WREG32_SOC15_DPG_MODE(inst_idx,
995 			      SOC15_DPG_MODE_OFFSET(VCN, 0, mmUVD_SYS_INT_EN),
996 			      tmp, 0, indirect);
997 }
998 
999 static int vcn_v2_5_start_dpg_mode(struct amdgpu_vcn_inst *vinst, bool indirect)
1000 {
1001 	struct amdgpu_device *adev = vinst->adev;
1002 	int inst_idx = vinst->inst;
1003 	volatile struct amdgpu_fw_shared *fw_shared = adev->vcn.inst[inst_idx].fw_shared.cpu_addr;
1004 	struct amdgpu_ring *ring;
1005 	uint32_t rb_bufsz, tmp;
1006 	int ret;
1007 
1008 	/* disable register anti-hang mechanism */
1009 	WREG32_P(SOC15_REG_OFFSET(VCN, inst_idx, mmUVD_POWER_STATUS), 1,
1010 		~UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
1011 	/* enable dynamic power gating mode */
1012 	tmp = RREG32_SOC15(VCN, inst_idx, mmUVD_POWER_STATUS);
1013 	tmp |= UVD_POWER_STATUS__UVD_PG_MODE_MASK;
1014 	tmp |= UVD_POWER_STATUS__UVD_PG_EN_MASK;
1015 	WREG32_SOC15(VCN, inst_idx, mmUVD_POWER_STATUS, tmp);
1016 
1017 	if (indirect)
1018 		adev->vcn.inst[inst_idx].dpg_sram_curr_addr = (uint32_t *)adev->vcn.inst[inst_idx].dpg_sram_cpu_addr;
1019 
1020 	/* enable clock gating */
1021 	vcn_v2_5_clock_gating_dpg_mode(vinst, 0, indirect);
1022 
1023 	/* enable VCPU clock */
1024 	tmp = (0xFF << UVD_VCPU_CNTL__PRB_TIMEOUT_VAL__SHIFT);
1025 	tmp |= UVD_VCPU_CNTL__CLK_EN_MASK;
1026 	tmp |= UVD_VCPU_CNTL__BLK_RST_MASK;
1027 	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
1028 		VCN, 0, mmUVD_VCPU_CNTL), tmp, 0, indirect);
1029 
1030 	/* disable master interupt */
1031 	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
1032 		VCN, 0, mmUVD_MASTINT_EN), 0, 0, indirect);
1033 
1034 	/* setup mmUVD_LMI_CTRL */
1035 	tmp = (0x8 | UVD_LMI_CTRL__WRITE_CLEAN_TIMER_EN_MASK |
1036 		UVD_LMI_CTRL__REQ_MODE_MASK |
1037 		UVD_LMI_CTRL__CRC_RESET_MASK |
1038 		UVD_LMI_CTRL__MASK_MC_URGENT_MASK |
1039 		UVD_LMI_CTRL__DATA_COHERENCY_EN_MASK |
1040 		UVD_LMI_CTRL__VCPU_DATA_COHERENCY_EN_MASK |
1041 		(8 << UVD_LMI_CTRL__WRITE_CLEAN_TIMER__SHIFT) |
1042 		0x00100000L);
1043 	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
1044 		VCN, 0, mmUVD_LMI_CTRL), tmp, 0, indirect);
1045 
1046 	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
1047 		VCN, 0, mmUVD_MPC_CNTL),
1048 		0x2 << UVD_MPC_CNTL__REPLACEMENT_MODE__SHIFT, 0, indirect);
1049 
1050 	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
1051 		VCN, 0, mmUVD_MPC_SET_MUXA0),
1052 		((0x1 << UVD_MPC_SET_MUXA0__VARA_1__SHIFT) |
1053 		 (0x2 << UVD_MPC_SET_MUXA0__VARA_2__SHIFT) |
1054 		 (0x3 << UVD_MPC_SET_MUXA0__VARA_3__SHIFT) |
1055 		 (0x4 << UVD_MPC_SET_MUXA0__VARA_4__SHIFT)), 0, indirect);
1056 
1057 	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
1058 		VCN, 0, mmUVD_MPC_SET_MUXB0),
1059 		((0x1 << UVD_MPC_SET_MUXB0__VARB_1__SHIFT) |
1060 		 (0x2 << UVD_MPC_SET_MUXB0__VARB_2__SHIFT) |
1061 		 (0x3 << UVD_MPC_SET_MUXB0__VARB_3__SHIFT) |
1062 		 (0x4 << UVD_MPC_SET_MUXB0__VARB_4__SHIFT)), 0, indirect);
1063 
1064 	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
1065 		VCN, 0, mmUVD_MPC_SET_MUX),
1066 		((0x0 << UVD_MPC_SET_MUX__SET_0__SHIFT) |
1067 		 (0x1 << UVD_MPC_SET_MUX__SET_1__SHIFT) |
1068 		 (0x2 << UVD_MPC_SET_MUX__SET_2__SHIFT)), 0, indirect);
1069 
1070 	vcn_v2_5_mc_resume_dpg_mode(vinst, indirect);
1071 
1072 	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
1073 		VCN, 0, mmUVD_REG_XX_MASK), 0x10, 0, indirect);
1074 	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
1075 		VCN, 0, mmUVD_RBC_XX_IB_REG_CHECK), 0x3, 0, indirect);
1076 
1077 	/* enable LMI MC and UMC channels */
1078 	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
1079 		VCN, 0, mmUVD_LMI_CTRL2), 0, 0, indirect);
1080 
1081 	vcn_v2_6_enable_ras(vinst, indirect);
1082 
1083 	/* unblock VCPU register access */
1084 	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
1085 		VCN, 0, mmUVD_RB_ARB_CTRL), 0, 0, indirect);
1086 
1087 	tmp = (0xFF << UVD_VCPU_CNTL__PRB_TIMEOUT_VAL__SHIFT);
1088 	tmp |= UVD_VCPU_CNTL__CLK_EN_MASK;
1089 	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
1090 		VCN, 0, mmUVD_VCPU_CNTL), tmp, 0, indirect);
1091 
1092 	/* enable master interrupt */
1093 	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
1094 		VCN, 0, mmUVD_MASTINT_EN),
1095 		UVD_MASTINT_EN__VCPU_EN_MASK, 0, indirect);
1096 
1097 	if (indirect) {
1098 		ret = amdgpu_vcn_psp_update_sram(adev, inst_idx, 0);
1099 		if (ret) {
1100 			dev_err(adev->dev, "vcn sram load failed %d\n", ret);
1101 			return ret;
1102 		}
1103 	}
1104 
1105 	ring = &adev->vcn.inst[inst_idx].ring_dec;
1106 	/* force RBC into idle state */
1107 	rb_bufsz = order_base_2(ring->ring_size);
1108 	tmp = REG_SET_FIELD(0, UVD_RBC_RB_CNTL, RB_BUFSZ, rb_bufsz);
1109 	tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_BLKSZ, 1);
1110 	tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_FETCH, 1);
1111 	tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_UPDATE, 1);
1112 	tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_RPTR_WR_EN, 1);
1113 	WREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_CNTL, tmp);
1114 
1115 	/* Stall DPG before WPTR/RPTR reset */
1116 	WREG32_P(SOC15_REG_OFFSET(VCN, inst_idx, mmUVD_POWER_STATUS),
1117 		UVD_POWER_STATUS__STALL_DPG_POWER_UP_MASK,
1118 		~UVD_POWER_STATUS__STALL_DPG_POWER_UP_MASK);
1119 	fw_shared->multi_queue.decode_queue_mode |= FW_QUEUE_RING_RESET;
1120 
1121 	/* set the write pointer delay */
1122 	WREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_WPTR_CNTL, 0);
1123 
1124 	/* set the wb address */
1125 	WREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_RPTR_ADDR,
1126 		(upper_32_bits(ring->gpu_addr) >> 2));
1127 
1128 	/* program the RB_BASE for ring buffer */
1129 	WREG32_SOC15(VCN, inst_idx, mmUVD_LMI_RBC_RB_64BIT_BAR_LOW,
1130 		lower_32_bits(ring->gpu_addr));
1131 	WREG32_SOC15(VCN, inst_idx, mmUVD_LMI_RBC_RB_64BIT_BAR_HIGH,
1132 		upper_32_bits(ring->gpu_addr));
1133 
1134 	/* Initialize the ring buffer's read and write pointers */
1135 	WREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_RPTR, 0);
1136 
1137 	WREG32_SOC15(VCN, inst_idx, mmUVD_SCRATCH2, 0);
1138 
1139 	ring->wptr = RREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_RPTR);
1140 	WREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_WPTR,
1141 		lower_32_bits(ring->wptr));
1142 
1143 	fw_shared->multi_queue.decode_queue_mode &= ~FW_QUEUE_RING_RESET;
1144 	/* Unstall DPG */
1145 	WREG32_P(SOC15_REG_OFFSET(VCN, inst_idx, mmUVD_POWER_STATUS),
1146 		0, ~UVD_POWER_STATUS__STALL_DPG_POWER_UP_MASK);
1147 
1148 	/* Keeping one read-back to ensure all register writes are done,
1149 	 * otherwise it may introduce race conditions.
1150 	 */
1151 	RREG32_SOC15(VCN, inst_idx, mmUVD_STATUS);
1152 
1153 	return 0;
1154 }
1155 
1156 static int vcn_v2_5_start(struct amdgpu_vcn_inst *vinst)
1157 {
1158 	struct amdgpu_device *adev = vinst->adev;
1159 	int i = vinst->inst;
1160 	volatile struct amdgpu_fw_shared *fw_shared =
1161 		adev->vcn.inst[i].fw_shared.cpu_addr;
1162 	struct amdgpu_ring *ring;
1163 	uint32_t rb_bufsz, tmp;
1164 	int j, k, r;
1165 
1166 	if (adev->vcn.harvest_config & (1 << i))
1167 		return 0;
1168 
1169 	if (adev->pm.dpm_enabled)
1170 		amdgpu_dpm_enable_vcn(adev, true, i);
1171 
1172 	if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG)
1173 		return vcn_v2_5_start_dpg_mode(vinst, adev->vcn.inst[i].indirect_sram);
1174 
1175 	/* disable register anti-hang mechanism */
1176 	WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_POWER_STATUS), 0,
1177 		 ~UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
1178 
1179 	/* set uvd status busy */
1180 	tmp = RREG32_SOC15(VCN, i, mmUVD_STATUS) | UVD_STATUS__UVD_BUSY;
1181 	WREG32_SOC15(VCN, i, mmUVD_STATUS, tmp);
1182 
1183 	if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG)
1184 		return 0;
1185 
1186 	/* SW clock gating */
1187 	vcn_v2_5_disable_clock_gating(vinst);
1188 
1189 	/* enable VCPU clock */
1190 	WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CNTL),
1191 		 UVD_VCPU_CNTL__CLK_EN_MASK, ~UVD_VCPU_CNTL__CLK_EN_MASK);
1192 
1193 	/* disable master interrupt */
1194 	WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_MASTINT_EN), 0,
1195 		 ~UVD_MASTINT_EN__VCPU_EN_MASK);
1196 
1197 	/* setup mmUVD_LMI_CTRL */
1198 	tmp = RREG32_SOC15(VCN, i, mmUVD_LMI_CTRL);
1199 	tmp &= ~0xff;
1200 	WREG32_SOC15(VCN, i, mmUVD_LMI_CTRL, tmp | 0x8|
1201 		     UVD_LMI_CTRL__WRITE_CLEAN_TIMER_EN_MASK	|
1202 		     UVD_LMI_CTRL__MASK_MC_URGENT_MASK |
1203 		     UVD_LMI_CTRL__DATA_COHERENCY_EN_MASK |
1204 		     UVD_LMI_CTRL__VCPU_DATA_COHERENCY_EN_MASK);
1205 
1206 	/* setup mmUVD_MPC_CNTL */
1207 	tmp = RREG32_SOC15(VCN, i, mmUVD_MPC_CNTL);
1208 	tmp &= ~UVD_MPC_CNTL__REPLACEMENT_MODE_MASK;
1209 	tmp |= 0x2 << UVD_MPC_CNTL__REPLACEMENT_MODE__SHIFT;
1210 	WREG32_SOC15(VCN, i, mmUVD_MPC_CNTL, tmp);
1211 
1212 	/* setup UVD_MPC_SET_MUXA0 */
1213 	WREG32_SOC15(VCN, i, mmUVD_MPC_SET_MUXA0,
1214 		     ((0x1 << UVD_MPC_SET_MUXA0__VARA_1__SHIFT) |
1215 		      (0x2 << UVD_MPC_SET_MUXA0__VARA_2__SHIFT) |
1216 		      (0x3 << UVD_MPC_SET_MUXA0__VARA_3__SHIFT) |
1217 		      (0x4 << UVD_MPC_SET_MUXA0__VARA_4__SHIFT)));
1218 
1219 	/* setup UVD_MPC_SET_MUXB0 */
1220 	WREG32_SOC15(VCN, i, mmUVD_MPC_SET_MUXB0,
1221 		     ((0x1 << UVD_MPC_SET_MUXB0__VARB_1__SHIFT) |
1222 		      (0x2 << UVD_MPC_SET_MUXB0__VARB_2__SHIFT) |
1223 		      (0x3 << UVD_MPC_SET_MUXB0__VARB_3__SHIFT) |
1224 		      (0x4 << UVD_MPC_SET_MUXB0__VARB_4__SHIFT)));
1225 
1226 	/* setup mmUVD_MPC_SET_MUX */
1227 	WREG32_SOC15(VCN, i, mmUVD_MPC_SET_MUX,
1228 		     ((0x0 << UVD_MPC_SET_MUX__SET_0__SHIFT) |
1229 		      (0x1 << UVD_MPC_SET_MUX__SET_1__SHIFT) |
1230 		      (0x2 << UVD_MPC_SET_MUX__SET_2__SHIFT)));
1231 
1232 	vcn_v2_5_mc_resume(vinst);
1233 
1234 	/* VCN global tiling registers */
1235 	WREG32_SOC15(VCN, i, mmUVD_GFX8_ADDR_CONFIG,
1236 		     adev->gfx.config.gb_addr_config);
1237 	WREG32_SOC15(VCN, i, mmUVD_GFX8_ADDR_CONFIG,
1238 		     adev->gfx.config.gb_addr_config);
1239 
1240 	/* enable LMI MC and UMC channels */
1241 	WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_LMI_CTRL2), 0,
1242 		 ~UVD_LMI_CTRL2__STALL_ARB_UMC_MASK);
1243 
1244 	/* unblock VCPU register access */
1245 	WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_RB_ARB_CTRL), 0,
1246 		 ~UVD_RB_ARB_CTRL__VCPU_DIS_MASK);
1247 
1248 	WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CNTL), 0,
1249 		 ~UVD_VCPU_CNTL__BLK_RST_MASK);
1250 
1251 	for (k = 0; k < 10; ++k) {
1252 		uint32_t status;
1253 
1254 		for (j = 0; j < 100; ++j) {
1255 			status = RREG32_SOC15(VCN, i, mmUVD_STATUS);
1256 			if (status & 2)
1257 				break;
1258 			if (amdgpu_emu_mode == 1)
1259 				msleep(500);
1260 			else
1261 				mdelay(10);
1262 		}
1263 		r = 0;
1264 		if (status & 2)
1265 			break;
1266 
1267 		DRM_ERROR("VCN decode not responding, trying to reset the VCPU!!!\n");
1268 		WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CNTL),
1269 			 UVD_VCPU_CNTL__BLK_RST_MASK,
1270 			 ~UVD_VCPU_CNTL__BLK_RST_MASK);
1271 		mdelay(10);
1272 		WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CNTL), 0,
1273 			 ~UVD_VCPU_CNTL__BLK_RST_MASK);
1274 
1275 		mdelay(10);
1276 		r = -1;
1277 	}
1278 
1279 	if (r) {
1280 		DRM_ERROR("VCN decode not responding, giving up!!!\n");
1281 		return r;
1282 	}
1283 
1284 	/* enable master interrupt */
1285 	WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_MASTINT_EN),
1286 		 UVD_MASTINT_EN__VCPU_EN_MASK,
1287 		 ~UVD_MASTINT_EN__VCPU_EN_MASK);
1288 
1289 	/* clear the busy bit of VCN_STATUS */
1290 	WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_STATUS), 0,
1291 		 ~(2 << UVD_STATUS__VCPU_REPORT__SHIFT));
1292 
1293 	WREG32_SOC15(VCN, i, mmUVD_LMI_RBC_RB_VMID, 0);
1294 
1295 	ring = &adev->vcn.inst[i].ring_dec;
1296 	/* force RBC into idle state */
1297 	rb_bufsz = order_base_2(ring->ring_size);
1298 	tmp = REG_SET_FIELD(0, UVD_RBC_RB_CNTL, RB_BUFSZ, rb_bufsz);
1299 	tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_BLKSZ, 1);
1300 	tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_FETCH, 1);
1301 	tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_UPDATE, 1);
1302 	tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_RPTR_WR_EN, 1);
1303 	WREG32_SOC15(VCN, i, mmUVD_RBC_RB_CNTL, tmp);
1304 
1305 	fw_shared->multi_queue.decode_queue_mode |= FW_QUEUE_RING_RESET;
1306 	/* program the RB_BASE for ring buffer */
1307 	WREG32_SOC15(VCN, i, mmUVD_LMI_RBC_RB_64BIT_BAR_LOW,
1308 		     lower_32_bits(ring->gpu_addr));
1309 	WREG32_SOC15(VCN, i, mmUVD_LMI_RBC_RB_64BIT_BAR_HIGH,
1310 		     upper_32_bits(ring->gpu_addr));
1311 
1312 	/* Initialize the ring buffer's read and write pointers */
1313 	WREG32_SOC15(VCN, i, mmUVD_RBC_RB_RPTR, 0);
1314 
1315 	ring->wptr = RREG32_SOC15(VCN, i, mmUVD_RBC_RB_RPTR);
1316 	WREG32_SOC15(VCN, i, mmUVD_RBC_RB_WPTR,
1317 		     lower_32_bits(ring->wptr));
1318 	fw_shared->multi_queue.decode_queue_mode &= ~FW_QUEUE_RING_RESET;
1319 
1320 	fw_shared->multi_queue.encode_generalpurpose_queue_mode |= FW_QUEUE_RING_RESET;
1321 	ring = &adev->vcn.inst[i].ring_enc[0];
1322 	WREG32_SOC15(VCN, i, mmUVD_RB_RPTR, lower_32_bits(ring->wptr));
1323 	WREG32_SOC15(VCN, i, mmUVD_RB_WPTR, lower_32_bits(ring->wptr));
1324 	WREG32_SOC15(VCN, i, mmUVD_RB_BASE_LO, ring->gpu_addr);
1325 	WREG32_SOC15(VCN, i, mmUVD_RB_BASE_HI, upper_32_bits(ring->gpu_addr));
1326 	WREG32_SOC15(VCN, i, mmUVD_RB_SIZE, ring->ring_size / 4);
1327 	fw_shared->multi_queue.encode_generalpurpose_queue_mode &= ~FW_QUEUE_RING_RESET;
1328 
1329 	fw_shared->multi_queue.encode_lowlatency_queue_mode |= FW_QUEUE_RING_RESET;
1330 	ring = &adev->vcn.inst[i].ring_enc[1];
1331 	WREG32_SOC15(VCN, i, mmUVD_RB_RPTR2, lower_32_bits(ring->wptr));
1332 	WREG32_SOC15(VCN, i, mmUVD_RB_WPTR2, lower_32_bits(ring->wptr));
1333 	WREG32_SOC15(VCN, i, mmUVD_RB_BASE_LO2, ring->gpu_addr);
1334 	WREG32_SOC15(VCN, i, mmUVD_RB_BASE_HI2, upper_32_bits(ring->gpu_addr));
1335 	WREG32_SOC15(VCN, i, mmUVD_RB_SIZE2, ring->ring_size / 4);
1336 	fw_shared->multi_queue.encode_lowlatency_queue_mode &= ~FW_QUEUE_RING_RESET;
1337 
1338 	/* Keeping one read-back to ensure all register writes are done,
1339 	 * otherwise it may introduce race conditions.
1340 	 */
1341 	RREG32_SOC15(VCN, i, mmUVD_STATUS);
1342 
1343 	return 0;
1344 }
1345 
1346 static int vcn_v2_5_mmsch_start(struct amdgpu_device *adev,
1347 				struct amdgpu_mm_table *table)
1348 {
1349 	uint32_t data = 0, loop = 0, size = 0;
1350 	uint64_t addr = table->gpu_addr;
1351 	struct mmsch_v1_1_init_header *header = NULL;
1352 
1353 	header = (struct mmsch_v1_1_init_header *)table->cpu_addr;
1354 	size = header->total_size;
1355 
1356 	/*
1357 	 * 1, write to vce_mmsch_vf_ctx_addr_lo/hi register with GPU mc addr of
1358 	 *  memory descriptor location
1359 	 */
1360 	WREG32_SOC15(VCN, 0, mmMMSCH_VF_CTX_ADDR_LO, lower_32_bits(addr));
1361 	WREG32_SOC15(VCN, 0, mmMMSCH_VF_CTX_ADDR_HI, upper_32_bits(addr));
1362 
1363 	/* 2, update vmid of descriptor */
1364 	data = RREG32_SOC15(VCN, 0, mmMMSCH_VF_VMID);
1365 	data &= ~MMSCH_VF_VMID__VF_CTX_VMID_MASK;
1366 	/* use domain0 for MM scheduler */
1367 	data |= (0 << MMSCH_VF_VMID__VF_CTX_VMID__SHIFT);
1368 	WREG32_SOC15(VCN, 0, mmMMSCH_VF_VMID, data);
1369 
1370 	/* 3, notify mmsch about the size of this descriptor */
1371 	WREG32_SOC15(VCN, 0, mmMMSCH_VF_CTX_SIZE, size);
1372 
1373 	/* 4, set resp to zero */
1374 	WREG32_SOC15(VCN, 0, mmMMSCH_VF_MAILBOX_RESP, 0);
1375 
1376 	/*
1377 	 * 5, kick off the initialization and wait until
1378 	 * VCE_MMSCH_VF_MAILBOX_RESP becomes non-zero
1379 	 */
1380 	WREG32_SOC15(VCN, 0, mmMMSCH_VF_MAILBOX_HOST, 0x10000001);
1381 
1382 	data = RREG32_SOC15(VCN, 0, mmMMSCH_VF_MAILBOX_RESP);
1383 	loop = 10;
1384 	while ((data & 0x10000002) != 0x10000002) {
1385 		udelay(100);
1386 		data = RREG32_SOC15(VCN, 0, mmMMSCH_VF_MAILBOX_RESP);
1387 		loop--;
1388 		if (!loop)
1389 			break;
1390 	}
1391 
1392 	if (!loop) {
1393 		dev_err(adev->dev,
1394 			"failed to init MMSCH, mmMMSCH_VF_MAILBOX_RESP = %x\n",
1395 			data);
1396 		return -EBUSY;
1397 	}
1398 
1399 	return 0;
1400 }
1401 
1402 static int vcn_v2_5_sriov_start(struct amdgpu_device *adev)
1403 {
1404 	struct amdgpu_ring *ring;
1405 	uint32_t offset, size, tmp, i, rb_bufsz;
1406 	uint32_t table_size = 0;
1407 	struct mmsch_v1_0_cmd_direct_write direct_wt = { { 0 } };
1408 	struct mmsch_v1_0_cmd_direct_read_modify_write direct_rd_mod_wt = { { 0 } };
1409 	struct mmsch_v1_0_cmd_end end = { { 0 } };
1410 	uint32_t *init_table = adev->virt.mm_table.cpu_addr;
1411 	struct mmsch_v1_1_init_header *header = (struct mmsch_v1_1_init_header *)init_table;
1412 
1413 	direct_wt.cmd_header.command_type = MMSCH_COMMAND__DIRECT_REG_WRITE;
1414 	direct_rd_mod_wt.cmd_header.command_type = MMSCH_COMMAND__DIRECT_REG_READ_MODIFY_WRITE;
1415 	end.cmd_header.command_type = MMSCH_COMMAND__END;
1416 
1417 	header->version = MMSCH_VERSION;
1418 	header->total_size = sizeof(struct mmsch_v1_1_init_header) >> 2;
1419 	init_table += header->total_size;
1420 
1421 	for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
1422 		header->eng[i].table_offset = header->total_size;
1423 		header->eng[i].init_status = 0;
1424 		header->eng[i].table_size = 0;
1425 
1426 		table_size = 0;
1427 
1428 		MMSCH_V1_0_INSERT_DIRECT_RD_MOD_WT(
1429 			SOC15_REG_OFFSET(VCN, i, mmUVD_STATUS),
1430 			~UVD_STATUS__UVD_BUSY, UVD_STATUS__UVD_BUSY);
1431 
1432 		size = AMDGPU_GPU_PAGE_ALIGN(adev->vcn.inst[i].fw->size + 4);
1433 		/* mc resume*/
1434 		if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
1435 			MMSCH_V1_0_INSERT_DIRECT_WT(
1436 				SOC15_REG_OFFSET(VCN, i,
1437 					mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW),
1438 				adev->firmware.ucode[AMDGPU_UCODE_ID_VCN + i].tmr_mc_addr_lo);
1439 			MMSCH_V1_0_INSERT_DIRECT_WT(
1440 				SOC15_REG_OFFSET(VCN, i,
1441 					mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH),
1442 				adev->firmware.ucode[AMDGPU_UCODE_ID_VCN + i].tmr_mc_addr_hi);
1443 			offset = 0;
1444 			MMSCH_V1_0_INSERT_DIRECT_WT(
1445 				SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CACHE_OFFSET0), 0);
1446 		} else {
1447 			MMSCH_V1_0_INSERT_DIRECT_WT(
1448 				SOC15_REG_OFFSET(VCN, i,
1449 					mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW),
1450 				lower_32_bits(adev->vcn.inst[i].gpu_addr));
1451 			MMSCH_V1_0_INSERT_DIRECT_WT(
1452 				SOC15_REG_OFFSET(VCN, i,
1453 					mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH),
1454 				upper_32_bits(adev->vcn.inst[i].gpu_addr));
1455 			offset = size;
1456 			MMSCH_V1_0_INSERT_DIRECT_WT(
1457 				SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CACHE_OFFSET0),
1458 				AMDGPU_UVD_FIRMWARE_OFFSET >> 3);
1459 		}
1460 
1461 		MMSCH_V1_0_INSERT_DIRECT_WT(
1462 			SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CACHE_SIZE0),
1463 			size);
1464 		MMSCH_V1_0_INSERT_DIRECT_WT(
1465 			SOC15_REG_OFFSET(VCN, i,
1466 				mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW),
1467 			lower_32_bits(adev->vcn.inst[i].gpu_addr + offset));
1468 		MMSCH_V1_0_INSERT_DIRECT_WT(
1469 			SOC15_REG_OFFSET(VCN, i,
1470 				mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH),
1471 			upper_32_bits(adev->vcn.inst[i].gpu_addr + offset));
1472 		MMSCH_V1_0_INSERT_DIRECT_WT(
1473 			SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CACHE_OFFSET1),
1474 			0);
1475 		MMSCH_V1_0_INSERT_DIRECT_WT(
1476 			SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CACHE_SIZE1),
1477 			AMDGPU_VCN_STACK_SIZE);
1478 		MMSCH_V1_0_INSERT_DIRECT_WT(
1479 			SOC15_REG_OFFSET(VCN, i,
1480 				mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_LOW),
1481 			lower_32_bits(adev->vcn.inst[i].gpu_addr + offset +
1482 				AMDGPU_VCN_STACK_SIZE));
1483 		MMSCH_V1_0_INSERT_DIRECT_WT(
1484 			SOC15_REG_OFFSET(VCN, i,
1485 				mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_HIGH),
1486 			upper_32_bits(adev->vcn.inst[i].gpu_addr + offset +
1487 				AMDGPU_VCN_STACK_SIZE));
1488 		MMSCH_V1_0_INSERT_DIRECT_WT(
1489 			SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CACHE_OFFSET2),
1490 			0);
1491 		MMSCH_V1_0_INSERT_DIRECT_WT(
1492 			SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CACHE_SIZE2),
1493 			AMDGPU_VCN_CONTEXT_SIZE);
1494 
1495 		ring = &adev->vcn.inst[i].ring_enc[0];
1496 		ring->wptr = 0;
1497 
1498 		MMSCH_V1_0_INSERT_DIRECT_WT(
1499 			SOC15_REG_OFFSET(VCN, i, mmUVD_RB_BASE_LO),
1500 			lower_32_bits(ring->gpu_addr));
1501 		MMSCH_V1_0_INSERT_DIRECT_WT(
1502 			SOC15_REG_OFFSET(VCN, i, mmUVD_RB_BASE_HI),
1503 			upper_32_bits(ring->gpu_addr));
1504 		MMSCH_V1_0_INSERT_DIRECT_WT(
1505 			SOC15_REG_OFFSET(VCN, i, mmUVD_RB_SIZE),
1506 			ring->ring_size / 4);
1507 
1508 		ring = &adev->vcn.inst[i].ring_dec;
1509 		ring->wptr = 0;
1510 		MMSCH_V1_0_INSERT_DIRECT_WT(
1511 			SOC15_REG_OFFSET(VCN, i,
1512 				mmUVD_LMI_RBC_RB_64BIT_BAR_LOW),
1513 			lower_32_bits(ring->gpu_addr));
1514 		MMSCH_V1_0_INSERT_DIRECT_WT(
1515 			SOC15_REG_OFFSET(VCN, i,
1516 				mmUVD_LMI_RBC_RB_64BIT_BAR_HIGH),
1517 			upper_32_bits(ring->gpu_addr));
1518 
1519 		/* force RBC into idle state */
1520 		rb_bufsz = order_base_2(ring->ring_size);
1521 		tmp = REG_SET_FIELD(0, UVD_RBC_RB_CNTL, RB_BUFSZ, rb_bufsz);
1522 		tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_BLKSZ, 1);
1523 		tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_FETCH, 1);
1524 		tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_UPDATE, 1);
1525 		tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_RPTR_WR_EN, 1);
1526 		MMSCH_V1_0_INSERT_DIRECT_WT(
1527 			SOC15_REG_OFFSET(VCN, i, mmUVD_RBC_RB_CNTL), tmp);
1528 
1529 		/* add end packet */
1530 		memcpy((void *)init_table, &end, sizeof(struct mmsch_v1_0_cmd_end));
1531 		table_size += sizeof(struct mmsch_v1_0_cmd_end) / 4;
1532 		init_table += sizeof(struct mmsch_v1_0_cmd_end) / 4;
1533 
1534 		/* refine header */
1535 		header->eng[i].table_size = table_size;
1536 		header->total_size += table_size;
1537 	}
1538 
1539 	return vcn_v2_5_mmsch_start(adev, &adev->virt.mm_table);
1540 }
1541 
1542 static int vcn_v2_5_stop_dpg_mode(struct amdgpu_vcn_inst *vinst)
1543 {
1544 	struct amdgpu_device *adev = vinst->adev;
1545 	int inst_idx = vinst->inst;
1546 	uint32_t tmp;
1547 
1548 	/* Wait for power status to be 1 */
1549 	SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_POWER_STATUS, 1,
1550 		UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
1551 
1552 	/* wait for read ptr to be equal to write ptr */
1553 	tmp = RREG32_SOC15(VCN, inst_idx, mmUVD_RB_WPTR);
1554 	SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_RB_RPTR, tmp, 0xFFFFFFFF);
1555 
1556 	tmp = RREG32_SOC15(VCN, inst_idx, mmUVD_RB_WPTR2);
1557 	SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_RB_RPTR2, tmp, 0xFFFFFFFF);
1558 
1559 	tmp = RREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_WPTR) & 0x7FFFFFFF;
1560 	SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_RBC_RB_RPTR, tmp, 0xFFFFFFFF);
1561 
1562 	SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_POWER_STATUS, 1,
1563 		UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
1564 
1565 	/* disable dynamic power gating mode */
1566 	WREG32_P(SOC15_REG_OFFSET(VCN, inst_idx, mmUVD_POWER_STATUS), 0,
1567 			~UVD_POWER_STATUS__UVD_PG_MODE_MASK);
1568 
1569 	/* Keeping one read-back to ensure all register writes are done,
1570 	 * otherwise it may introduce race conditions.
1571 	 */
1572 	RREG32_SOC15(VCN, inst_idx, mmUVD_STATUS);
1573 
1574 	return 0;
1575 }
1576 
1577 static int vcn_v2_5_stop(struct amdgpu_vcn_inst *vinst)
1578 {
1579 	struct amdgpu_device *adev = vinst->adev;
1580 	int i = vinst->inst;
1581 	uint32_t tmp;
1582 	int r;
1583 
1584 	if (adev->vcn.harvest_config & (1 << i))
1585 		return 0;
1586 
1587 	if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) {
1588 		r = vcn_v2_5_stop_dpg_mode(vinst);
1589 		goto done;
1590 	}
1591 
1592 	/* wait for vcn idle */
1593 	r = SOC15_WAIT_ON_RREG(VCN, i, mmUVD_STATUS, UVD_STATUS__IDLE, 0x7);
1594 	if (r)
1595 		goto done;
1596 
1597 	tmp = UVD_LMI_STATUS__VCPU_LMI_WRITE_CLEAN_MASK |
1598 		UVD_LMI_STATUS__READ_CLEAN_MASK |
1599 		UVD_LMI_STATUS__WRITE_CLEAN_MASK |
1600 		UVD_LMI_STATUS__WRITE_CLEAN_RAW_MASK;
1601 	r = SOC15_WAIT_ON_RREG(VCN, i, mmUVD_LMI_STATUS, tmp, tmp);
1602 	if (r)
1603 		goto done;
1604 
1605 	/* block LMI UMC channel */
1606 	tmp = RREG32_SOC15(VCN, i, mmUVD_LMI_CTRL2);
1607 	tmp |= UVD_LMI_CTRL2__STALL_ARB_UMC_MASK;
1608 	WREG32_SOC15(VCN, i, mmUVD_LMI_CTRL2, tmp);
1609 
1610 	tmp = UVD_LMI_STATUS__UMC_READ_CLEAN_RAW_MASK|
1611 		UVD_LMI_STATUS__UMC_WRITE_CLEAN_RAW_MASK;
1612 	r = SOC15_WAIT_ON_RREG(VCN, i, mmUVD_LMI_STATUS, tmp, tmp);
1613 	if (r)
1614 		goto done;
1615 
1616 	/* block VCPU register access */
1617 	WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_RB_ARB_CTRL),
1618 		 UVD_RB_ARB_CTRL__VCPU_DIS_MASK,
1619 		 ~UVD_RB_ARB_CTRL__VCPU_DIS_MASK);
1620 
1621 	/* reset VCPU */
1622 	WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CNTL),
1623 		 UVD_VCPU_CNTL__BLK_RST_MASK,
1624 		 ~UVD_VCPU_CNTL__BLK_RST_MASK);
1625 
1626 	/* disable VCPU clock */
1627 	WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CNTL), 0,
1628 		 ~(UVD_VCPU_CNTL__CLK_EN_MASK));
1629 
1630 	/* clear status */
1631 	WREG32_SOC15(VCN, i, mmUVD_STATUS, 0);
1632 
1633 	vcn_v2_5_enable_clock_gating(vinst);
1634 
1635 	/* enable register anti-hang mechanism */
1636 	WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_POWER_STATUS),
1637 		 UVD_POWER_STATUS__UVD_POWER_STATUS_MASK,
1638 		 ~UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
1639 
1640 	/* Keeping one read-back to ensure all register writes are done,
1641 	 * otherwise it may introduce race conditions.
1642 	 */
1643 	RREG32_SOC15(VCN, i, mmUVD_STATUS);
1644 done:
1645 	if (adev->pm.dpm_enabled)
1646 		amdgpu_dpm_enable_vcn(adev, false, i);
1647 
1648 	return r;
1649 }
1650 
1651 static int vcn_v2_5_pause_dpg_mode(struct amdgpu_vcn_inst *vinst,
1652 				   struct dpg_pause_state *new_state)
1653 {
1654 	struct amdgpu_device *adev = vinst->adev;
1655 	int inst_idx = vinst->inst;
1656 	struct amdgpu_ring *ring;
1657 	uint32_t reg_data = 0;
1658 	int ret_code = 0;
1659 
1660 	/* pause/unpause if state is changed */
1661 	if (adev->vcn.inst[inst_idx].pause_state.fw_based != new_state->fw_based) {
1662 		DRM_DEBUG("dpg pause state changed %d -> %d",
1663 			adev->vcn.inst[inst_idx].pause_state.fw_based,	new_state->fw_based);
1664 		reg_data = RREG32_SOC15(VCN, inst_idx, mmUVD_DPG_PAUSE) &
1665 			(~UVD_DPG_PAUSE__NJ_PAUSE_DPG_ACK_MASK);
1666 
1667 		if (new_state->fw_based == VCN_DPG_STATE__PAUSE) {
1668 			ret_code = SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_POWER_STATUS, 0x1,
1669 				UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
1670 
1671 			if (!ret_code) {
1672 				volatile struct amdgpu_fw_shared *fw_shared = adev->vcn.inst[inst_idx].fw_shared.cpu_addr;
1673 
1674 				/* pause DPG */
1675 				reg_data |= UVD_DPG_PAUSE__NJ_PAUSE_DPG_REQ_MASK;
1676 				WREG32_SOC15(VCN, inst_idx, mmUVD_DPG_PAUSE, reg_data);
1677 
1678 				/* wait for ACK */
1679 				SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_DPG_PAUSE,
1680 					   UVD_DPG_PAUSE__NJ_PAUSE_DPG_ACK_MASK,
1681 					   UVD_DPG_PAUSE__NJ_PAUSE_DPG_ACK_MASK);
1682 
1683 				/* Stall DPG before WPTR/RPTR reset */
1684 				WREG32_P(SOC15_REG_OFFSET(VCN, inst_idx, mmUVD_POWER_STATUS),
1685 					   UVD_POWER_STATUS__STALL_DPG_POWER_UP_MASK,
1686 					   ~UVD_POWER_STATUS__STALL_DPG_POWER_UP_MASK);
1687 
1688 				/* Restore */
1689 				fw_shared->multi_queue.encode_generalpurpose_queue_mode |= FW_QUEUE_RING_RESET;
1690 				ring = &adev->vcn.inst[inst_idx].ring_enc[0];
1691 				ring->wptr = 0;
1692 				WREG32_SOC15(VCN, inst_idx, mmUVD_RB_BASE_LO, ring->gpu_addr);
1693 				WREG32_SOC15(VCN, inst_idx, mmUVD_RB_BASE_HI, upper_32_bits(ring->gpu_addr));
1694 				WREG32_SOC15(VCN, inst_idx, mmUVD_RB_SIZE, ring->ring_size / 4);
1695 				WREG32_SOC15(VCN, inst_idx, mmUVD_RB_RPTR, lower_32_bits(ring->wptr));
1696 				WREG32_SOC15(VCN, inst_idx, mmUVD_RB_WPTR, lower_32_bits(ring->wptr));
1697 				fw_shared->multi_queue.encode_generalpurpose_queue_mode &= ~FW_QUEUE_RING_RESET;
1698 
1699 				fw_shared->multi_queue.encode_lowlatency_queue_mode |= FW_QUEUE_RING_RESET;
1700 				ring = &adev->vcn.inst[inst_idx].ring_enc[1];
1701 				ring->wptr = 0;
1702 				WREG32_SOC15(VCN, inst_idx, mmUVD_RB_BASE_LO2, ring->gpu_addr);
1703 				WREG32_SOC15(VCN, inst_idx, mmUVD_RB_BASE_HI2, upper_32_bits(ring->gpu_addr));
1704 				WREG32_SOC15(VCN, inst_idx, mmUVD_RB_SIZE2, ring->ring_size / 4);
1705 				WREG32_SOC15(VCN, inst_idx, mmUVD_RB_RPTR2, lower_32_bits(ring->wptr));
1706 				WREG32_SOC15(VCN, inst_idx, mmUVD_RB_WPTR2, lower_32_bits(ring->wptr));
1707 				fw_shared->multi_queue.encode_lowlatency_queue_mode &= ~FW_QUEUE_RING_RESET;
1708 
1709 				/* Unstall DPG */
1710 				WREG32_P(SOC15_REG_OFFSET(VCN, inst_idx, mmUVD_POWER_STATUS),
1711 					   0, ~UVD_POWER_STATUS__STALL_DPG_POWER_UP_MASK);
1712 
1713 				SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_POWER_STATUS,
1714 					   UVD_PGFSM_CONFIG__UVDM_UVDU_PWR_ON, UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
1715 			}
1716 		} else {
1717 			reg_data &= ~UVD_DPG_PAUSE__NJ_PAUSE_DPG_REQ_MASK;
1718 			WREG32_SOC15(VCN, inst_idx, mmUVD_DPG_PAUSE, reg_data);
1719 			SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_POWER_STATUS, 0x1,
1720 				UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
1721 		}
1722 		adev->vcn.inst[inst_idx].pause_state.fw_based = new_state->fw_based;
1723 	}
1724 
1725 	return 0;
1726 }
1727 
1728 /**
1729  * vcn_v2_5_dec_ring_get_rptr - get read pointer
1730  *
1731  * @ring: amdgpu_ring pointer
1732  *
1733  * Returns the current hardware read pointer
1734  */
1735 static uint64_t vcn_v2_5_dec_ring_get_rptr(struct amdgpu_ring *ring)
1736 {
1737 	struct amdgpu_device *adev = ring->adev;
1738 
1739 	return RREG32_SOC15(VCN, ring->me, mmUVD_RBC_RB_RPTR);
1740 }
1741 
1742 /**
1743  * vcn_v2_5_dec_ring_get_wptr - get write pointer
1744  *
1745  * @ring: amdgpu_ring pointer
1746  *
1747  * Returns the current hardware write pointer
1748  */
1749 static uint64_t vcn_v2_5_dec_ring_get_wptr(struct amdgpu_ring *ring)
1750 {
1751 	struct amdgpu_device *adev = ring->adev;
1752 
1753 	if (ring->use_doorbell)
1754 		return *ring->wptr_cpu_addr;
1755 	else
1756 		return RREG32_SOC15(VCN, ring->me, mmUVD_RBC_RB_WPTR);
1757 }
1758 
1759 /**
1760  * vcn_v2_5_dec_ring_set_wptr - set write pointer
1761  *
1762  * @ring: amdgpu_ring pointer
1763  *
1764  * Commits the write pointer to the hardware
1765  */
1766 static void vcn_v2_5_dec_ring_set_wptr(struct amdgpu_ring *ring)
1767 {
1768 	struct amdgpu_device *adev = ring->adev;
1769 
1770 	if (ring->use_doorbell) {
1771 		*ring->wptr_cpu_addr = lower_32_bits(ring->wptr);
1772 		WDOORBELL32(ring->doorbell_index, lower_32_bits(ring->wptr));
1773 	} else {
1774 		WREG32_SOC15(VCN, ring->me, mmUVD_RBC_RB_WPTR, lower_32_bits(ring->wptr));
1775 	}
1776 }
1777 
1778 static const struct amdgpu_ring_funcs vcn_v2_5_dec_ring_vm_funcs = {
1779 	.type = AMDGPU_RING_TYPE_VCN_DEC,
1780 	.align_mask = 0xf,
1781 	.secure_submission_supported = true,
1782 	.get_rptr = vcn_v2_5_dec_ring_get_rptr,
1783 	.get_wptr = vcn_v2_5_dec_ring_get_wptr,
1784 	.set_wptr = vcn_v2_5_dec_ring_set_wptr,
1785 	.emit_frame_size =
1786 		SOC15_FLUSH_GPU_TLB_NUM_WREG * 6 +
1787 		SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 8 +
1788 		8 + /* vcn_v2_0_dec_ring_emit_vm_flush */
1789 		14 + 14 + /* vcn_v2_0_dec_ring_emit_fence x2 vm fence */
1790 		6,
1791 	.emit_ib_size = 8, /* vcn_v2_0_dec_ring_emit_ib */
1792 	.emit_ib = vcn_v2_0_dec_ring_emit_ib,
1793 	.emit_fence = vcn_v2_0_dec_ring_emit_fence,
1794 	.emit_vm_flush = vcn_v2_0_dec_ring_emit_vm_flush,
1795 	.test_ring = vcn_v2_0_dec_ring_test_ring,
1796 	.test_ib = amdgpu_vcn_dec_ring_test_ib,
1797 	.insert_nop = vcn_v2_0_dec_ring_insert_nop,
1798 	.insert_start = vcn_v2_0_dec_ring_insert_start,
1799 	.insert_end = vcn_v2_0_dec_ring_insert_end,
1800 	.pad_ib = amdgpu_ring_generic_pad_ib,
1801 	.begin_use = vcn_v2_5_ring_begin_use,
1802 	.end_use = vcn_v2_5_ring_end_use,
1803 	.emit_wreg = vcn_v2_0_dec_ring_emit_wreg,
1804 	.emit_reg_wait = vcn_v2_0_dec_ring_emit_reg_wait,
1805 	.emit_reg_write_reg_wait = amdgpu_ring_emit_reg_write_reg_wait_helper,
1806 	.reset = amdgpu_vcn_ring_reset,
1807 };
1808 
1809 /**
1810  * vcn_v2_5_enc_ring_get_rptr - get enc read pointer
1811  *
1812  * @ring: amdgpu_ring pointer
1813  *
1814  * Returns the current hardware enc read pointer
1815  */
1816 static uint64_t vcn_v2_5_enc_ring_get_rptr(struct amdgpu_ring *ring)
1817 {
1818 	struct amdgpu_device *adev = ring->adev;
1819 
1820 	if (ring == &adev->vcn.inst[ring->me].ring_enc[0])
1821 		return RREG32_SOC15(VCN, ring->me, mmUVD_RB_RPTR);
1822 	else
1823 		return RREG32_SOC15(VCN, ring->me, mmUVD_RB_RPTR2);
1824 }
1825 
1826 /**
1827  * vcn_v2_5_enc_ring_get_wptr - get enc write pointer
1828  *
1829  * @ring: amdgpu_ring pointer
1830  *
1831  * Returns the current hardware enc write pointer
1832  */
1833 static uint64_t vcn_v2_5_enc_ring_get_wptr(struct amdgpu_ring *ring)
1834 {
1835 	struct amdgpu_device *adev = ring->adev;
1836 
1837 	if (ring == &adev->vcn.inst[ring->me].ring_enc[0]) {
1838 		if (ring->use_doorbell)
1839 			return *ring->wptr_cpu_addr;
1840 		else
1841 			return RREG32_SOC15(VCN, ring->me, mmUVD_RB_WPTR);
1842 	} else {
1843 		if (ring->use_doorbell)
1844 			return *ring->wptr_cpu_addr;
1845 		else
1846 			return RREG32_SOC15(VCN, ring->me, mmUVD_RB_WPTR2);
1847 	}
1848 }
1849 
1850 /**
1851  * vcn_v2_5_enc_ring_set_wptr - set enc write pointer
1852  *
1853  * @ring: amdgpu_ring pointer
1854  *
1855  * Commits the enc write pointer to the hardware
1856  */
1857 static void vcn_v2_5_enc_ring_set_wptr(struct amdgpu_ring *ring)
1858 {
1859 	struct amdgpu_device *adev = ring->adev;
1860 
1861 	if (ring == &adev->vcn.inst[ring->me].ring_enc[0]) {
1862 		if (ring->use_doorbell) {
1863 			*ring->wptr_cpu_addr = lower_32_bits(ring->wptr);
1864 			WDOORBELL32(ring->doorbell_index, lower_32_bits(ring->wptr));
1865 		} else {
1866 			WREG32_SOC15(VCN, ring->me, mmUVD_RB_WPTR, lower_32_bits(ring->wptr));
1867 		}
1868 	} else {
1869 		if (ring->use_doorbell) {
1870 			*ring->wptr_cpu_addr = lower_32_bits(ring->wptr);
1871 			WDOORBELL32(ring->doorbell_index, lower_32_bits(ring->wptr));
1872 		} else {
1873 			WREG32_SOC15(VCN, ring->me, mmUVD_RB_WPTR2, lower_32_bits(ring->wptr));
1874 		}
1875 	}
1876 }
1877 
1878 static const struct amdgpu_ring_funcs vcn_v2_5_enc_ring_vm_funcs = {
1879 	.type = AMDGPU_RING_TYPE_VCN_ENC,
1880 	.align_mask = 0x3f,
1881 	.nop = VCN_ENC_CMD_NO_OP,
1882 	.get_rptr = vcn_v2_5_enc_ring_get_rptr,
1883 	.get_wptr = vcn_v2_5_enc_ring_get_wptr,
1884 	.set_wptr = vcn_v2_5_enc_ring_set_wptr,
1885 	.emit_frame_size =
1886 		SOC15_FLUSH_GPU_TLB_NUM_WREG * 3 +
1887 		SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 4 +
1888 		4 + /* vcn_v2_0_enc_ring_emit_vm_flush */
1889 		5 + 5 + /* vcn_v2_0_enc_ring_emit_fence x2 vm fence */
1890 		1, /* vcn_v2_0_enc_ring_insert_end */
1891 	.emit_ib_size = 5, /* vcn_v2_0_enc_ring_emit_ib */
1892 	.emit_ib = vcn_v2_0_enc_ring_emit_ib,
1893 	.emit_fence = vcn_v2_0_enc_ring_emit_fence,
1894 	.emit_vm_flush = vcn_v2_0_enc_ring_emit_vm_flush,
1895 	.test_ring = amdgpu_vcn_enc_ring_test_ring,
1896 	.test_ib = amdgpu_vcn_enc_ring_test_ib,
1897 	.insert_nop = amdgpu_ring_insert_nop,
1898 	.insert_end = vcn_v2_0_enc_ring_insert_end,
1899 	.pad_ib = amdgpu_ring_generic_pad_ib,
1900 	.begin_use = vcn_v2_5_ring_begin_use,
1901 	.end_use = vcn_v2_5_ring_end_use,
1902 	.emit_wreg = vcn_v2_0_enc_ring_emit_wreg,
1903 	.emit_reg_wait = vcn_v2_0_enc_ring_emit_reg_wait,
1904 	.emit_reg_write_reg_wait = amdgpu_ring_emit_reg_write_reg_wait_helper,
1905 	.reset = amdgpu_vcn_ring_reset,
1906 };
1907 
1908 static void vcn_v2_5_set_dec_ring_funcs(struct amdgpu_device *adev)
1909 {
1910 	int i;
1911 
1912 	for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
1913 		if (adev->vcn.harvest_config & (1 << i))
1914 			continue;
1915 		adev->vcn.inst[i].ring_dec.funcs = &vcn_v2_5_dec_ring_vm_funcs;
1916 		adev->vcn.inst[i].ring_dec.me = i;
1917 	}
1918 }
1919 
1920 static void vcn_v2_5_set_enc_ring_funcs(struct amdgpu_device *adev)
1921 {
1922 	int i, j;
1923 
1924 	for (j = 0; j < adev->vcn.num_vcn_inst; ++j) {
1925 		if (adev->vcn.harvest_config & (1 << j))
1926 			continue;
1927 		for (i = 0; i < adev->vcn.inst[j].num_enc_rings; ++i) {
1928 			adev->vcn.inst[j].ring_enc[i].funcs = &vcn_v2_5_enc_ring_vm_funcs;
1929 			adev->vcn.inst[j].ring_enc[i].me = j;
1930 		}
1931 	}
1932 }
1933 
1934 static int vcn_v2_5_reset(struct amdgpu_vcn_inst *vinst)
1935 {
1936 	int r;
1937 
1938 	r = vcn_v2_5_stop(vinst);
1939 	if (r)
1940 		return r;
1941 	return vcn_v2_5_start(vinst);
1942 }
1943 
1944 static bool vcn_v2_5_is_idle(struct amdgpu_ip_block *ip_block)
1945 {
1946 	struct amdgpu_device *adev = ip_block->adev;
1947 	int i, ret = 1;
1948 
1949 	for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
1950 		if (adev->vcn.harvest_config & (1 << i))
1951 			continue;
1952 
1953 		ret &= (RREG32_SOC15(VCN, i, mmUVD_STATUS) == UVD_STATUS__IDLE);
1954 	}
1955 
1956 	return ret;
1957 }
1958 
1959 static int vcn_v2_5_wait_for_idle(struct amdgpu_ip_block *ip_block)
1960 {
1961 	struct amdgpu_device *adev = ip_block->adev;
1962 	int i, ret = 0;
1963 
1964 	for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
1965 		if (adev->vcn.harvest_config & (1 << i))
1966 			continue;
1967 		ret = SOC15_WAIT_ON_RREG(VCN, i, mmUVD_STATUS, UVD_STATUS__IDLE,
1968 			UVD_STATUS__IDLE);
1969 		if (ret)
1970 			return ret;
1971 	}
1972 
1973 	return ret;
1974 }
1975 
1976 static int vcn_v2_5_set_clockgating_state(struct amdgpu_ip_block *ip_block,
1977 					  enum amd_clockgating_state state)
1978 {
1979 	struct amdgpu_device *adev = ip_block->adev;
1980 	bool enable = (state == AMD_CG_STATE_GATE);
1981 	int i;
1982 
1983 	if (amdgpu_sriov_vf(adev))
1984 		return 0;
1985 
1986 	for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
1987 		struct amdgpu_vcn_inst *vinst = &adev->vcn.inst[i];
1988 
1989 		if (enable) {
1990 			if (!vcn_v2_5_is_idle(ip_block))
1991 				return -EBUSY;
1992 			vcn_v2_5_enable_clock_gating(vinst);
1993 		} else {
1994 			vcn_v2_5_disable_clock_gating(vinst);
1995 		}
1996 	}
1997 
1998 	return 0;
1999 }
2000 
2001 static int vcn_v2_5_set_pg_state(struct amdgpu_vcn_inst *vinst,
2002 				 enum amd_powergating_state state)
2003 {
2004 	struct amdgpu_device *adev = vinst->adev;
2005 	int ret;
2006 
2007 	if (amdgpu_sriov_vf(adev))
2008 		return 0;
2009 
2010 	if (state == vinst->cur_state)
2011 		return 0;
2012 
2013 	if (state == AMD_PG_STATE_GATE)
2014 		ret = vcn_v2_5_stop(vinst);
2015 	else
2016 		ret = vcn_v2_5_start(vinst);
2017 
2018 	if (!ret)
2019 		vinst->cur_state = state;
2020 
2021 	return ret;
2022 }
2023 
2024 static int vcn_v2_5_set_interrupt_state(struct amdgpu_device *adev,
2025 					struct amdgpu_irq_src *source,
2026 					unsigned type,
2027 					enum amdgpu_interrupt_state state)
2028 {
2029 	return 0;
2030 }
2031 
2032 static int vcn_v2_6_set_ras_interrupt_state(struct amdgpu_device *adev,
2033 					struct amdgpu_irq_src *source,
2034 					unsigned int type,
2035 					enum amdgpu_interrupt_state state)
2036 {
2037 	return 0;
2038 }
2039 
2040 static int vcn_v2_5_process_interrupt(struct amdgpu_device *adev,
2041 				      struct amdgpu_irq_src *source,
2042 				      struct amdgpu_iv_entry *entry)
2043 {
2044 	uint32_t ip_instance;
2045 
2046 	switch (entry->client_id) {
2047 	case SOC15_IH_CLIENTID_VCN:
2048 		ip_instance = 0;
2049 		break;
2050 	case SOC15_IH_CLIENTID_VCN1:
2051 		ip_instance = 1;
2052 		break;
2053 	default:
2054 		DRM_ERROR("Unhandled client id: %d\n", entry->client_id);
2055 		return 0;
2056 	}
2057 
2058 	DRM_DEBUG("IH: VCN TRAP\n");
2059 
2060 	switch (entry->src_id) {
2061 	case VCN_2_0__SRCID__UVD_SYSTEM_MESSAGE_INTERRUPT:
2062 		amdgpu_fence_process(&adev->vcn.inst[ip_instance].ring_dec);
2063 		break;
2064 	case VCN_2_0__SRCID__UVD_ENC_GENERAL_PURPOSE:
2065 		amdgpu_fence_process(&adev->vcn.inst[ip_instance].ring_enc[0]);
2066 		break;
2067 	case VCN_2_0__SRCID__UVD_ENC_LOW_LATENCY:
2068 		amdgpu_fence_process(&adev->vcn.inst[ip_instance].ring_enc[1]);
2069 		break;
2070 	default:
2071 		DRM_ERROR("Unhandled interrupt: %d %d\n",
2072 			  entry->src_id, entry->src_data[0]);
2073 		break;
2074 	}
2075 
2076 	return 0;
2077 }
2078 
2079 static const struct amdgpu_irq_src_funcs vcn_v2_5_irq_funcs = {
2080 	.set = vcn_v2_5_set_interrupt_state,
2081 	.process = vcn_v2_5_process_interrupt,
2082 };
2083 
2084 static const struct amdgpu_irq_src_funcs vcn_v2_6_ras_irq_funcs = {
2085 	.set = vcn_v2_6_set_ras_interrupt_state,
2086 	.process = amdgpu_vcn_process_poison_irq,
2087 };
2088 
2089 static void vcn_v2_5_set_irq_funcs(struct amdgpu_device *adev)
2090 {
2091 	int i;
2092 
2093 	for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
2094 		if (adev->vcn.harvest_config & (1 << i))
2095 			continue;
2096 		adev->vcn.inst[i].irq.num_types = adev->vcn.inst[i].num_enc_rings + 1;
2097 		adev->vcn.inst[i].irq.funcs = &vcn_v2_5_irq_funcs;
2098 
2099 		adev->vcn.inst[i].ras_poison_irq.num_types = adev->vcn.inst[i].num_enc_rings + 1;
2100 		adev->vcn.inst[i].ras_poison_irq.funcs = &vcn_v2_6_ras_irq_funcs;
2101 	}
2102 }
2103 
2104 static const struct amd_ip_funcs vcn_v2_5_ip_funcs = {
2105 	.name = "vcn_v2_5",
2106 	.early_init = vcn_v2_5_early_init,
2107 	.sw_init = vcn_v2_5_sw_init,
2108 	.sw_fini = vcn_v2_5_sw_fini,
2109 	.hw_init = vcn_v2_5_hw_init,
2110 	.hw_fini = vcn_v2_5_hw_fini,
2111 	.suspend = vcn_v2_5_suspend,
2112 	.resume = vcn_v2_5_resume,
2113 	.is_idle = vcn_v2_5_is_idle,
2114 	.wait_for_idle = vcn_v2_5_wait_for_idle,
2115 	.set_clockgating_state = vcn_v2_5_set_clockgating_state,
2116 	.set_powergating_state = vcn_set_powergating_state,
2117 	.dump_ip_state = amdgpu_vcn_dump_ip_state,
2118 	.print_ip_state = amdgpu_vcn_print_ip_state,
2119 };
2120 
2121 static const struct amd_ip_funcs vcn_v2_6_ip_funcs = {
2122         .name = "vcn_v2_6",
2123         .early_init = vcn_v2_5_early_init,
2124         .sw_init = vcn_v2_5_sw_init,
2125         .sw_fini = vcn_v2_5_sw_fini,
2126         .hw_init = vcn_v2_5_hw_init,
2127         .hw_fini = vcn_v2_5_hw_fini,
2128         .suspend = vcn_v2_5_suspend,
2129         .resume = vcn_v2_5_resume,
2130         .is_idle = vcn_v2_5_is_idle,
2131         .wait_for_idle = vcn_v2_5_wait_for_idle,
2132         .set_clockgating_state = vcn_v2_5_set_clockgating_state,
2133 	.set_powergating_state = vcn_set_powergating_state,
2134 	.dump_ip_state = amdgpu_vcn_dump_ip_state,
2135 	.print_ip_state = amdgpu_vcn_print_ip_state,
2136 };
2137 
2138 const struct amdgpu_ip_block_version vcn_v2_5_ip_block =
2139 {
2140 		.type = AMD_IP_BLOCK_TYPE_VCN,
2141 		.major = 2,
2142 		.minor = 5,
2143 		.rev = 0,
2144 		.funcs = &vcn_v2_5_ip_funcs,
2145 };
2146 
2147 const struct amdgpu_ip_block_version vcn_v2_6_ip_block =
2148 {
2149 		.type = AMD_IP_BLOCK_TYPE_VCN,
2150 		.major = 2,
2151 		.minor = 6,
2152 		.rev = 0,
2153 		.funcs = &vcn_v2_6_ip_funcs,
2154 };
2155 
2156 static uint32_t vcn_v2_6_query_poison_by_instance(struct amdgpu_device *adev,
2157 			uint32_t instance, uint32_t sub_block)
2158 {
2159 	uint32_t poison_stat = 0, reg_value = 0;
2160 
2161 	switch (sub_block) {
2162 	case AMDGPU_VCN_V2_6_VCPU_VCODEC:
2163 		reg_value = RREG32_SOC15(VCN, instance, mmUVD_RAS_VCPU_VCODEC_STATUS);
2164 		poison_stat = REG_GET_FIELD(reg_value, UVD_RAS_VCPU_VCODEC_STATUS, POISONED_PF);
2165 		break;
2166 	default:
2167 		break;
2168 	}
2169 
2170 	if (poison_stat)
2171 		dev_info(adev->dev, "Poison detected in VCN%d, sub_block%d\n",
2172 			instance, sub_block);
2173 
2174 	return poison_stat;
2175 }
2176 
2177 static bool vcn_v2_6_query_poison_status(struct amdgpu_device *adev)
2178 {
2179 	uint32_t inst, sub;
2180 	uint32_t poison_stat = 0;
2181 
2182 	for (inst = 0; inst < adev->vcn.num_vcn_inst; inst++)
2183 		for (sub = 0; sub < AMDGPU_VCN_V2_6_MAX_SUB_BLOCK; sub++)
2184 			poison_stat +=
2185 			vcn_v2_6_query_poison_by_instance(adev, inst, sub);
2186 
2187 	return !!poison_stat;
2188 }
2189 
2190 const struct amdgpu_ras_block_hw_ops vcn_v2_6_ras_hw_ops = {
2191 	.query_poison_status = vcn_v2_6_query_poison_status,
2192 };
2193 
2194 static struct amdgpu_vcn_ras vcn_v2_6_ras = {
2195 	.ras_block = {
2196 		.hw_ops = &vcn_v2_6_ras_hw_ops,
2197 		.ras_late_init = amdgpu_vcn_ras_late_init,
2198 	},
2199 };
2200 
2201 static void vcn_v2_5_set_ras_funcs(struct amdgpu_device *adev)
2202 {
2203 	switch (amdgpu_ip_version(adev, VCN_HWIP, 0)) {
2204 	case IP_VERSION(2, 6, 0):
2205 		adev->vcn.ras = &vcn_v2_6_ras;
2206 		break;
2207 	default:
2208 		break;
2209 	}
2210 }
2211