xref: /linux/drivers/gpu/drm/amd/amdgpu/vcn_v4_0_3.c (revision e619ac419174fdb6093b9e78b41bb5d0a97de9dd)
1 /*
2  * Copyright 2022 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 "soc15_hw_ip.h"
33 #include "vcn_v2_0.h"
34 #include "mmsch_v4_0_3.h"
35 
36 #include "vcn/vcn_4_0_3_offset.h"
37 #include "vcn/vcn_4_0_3_sh_mask.h"
38 #include "ivsrcid/vcn/irqsrcs_vcn_4_0.h"
39 
40 #define mmUVD_DPG_LMA_CTL		regUVD_DPG_LMA_CTL
41 #define mmUVD_DPG_LMA_CTL_BASE_IDX	regUVD_DPG_LMA_CTL_BASE_IDX
42 #define mmUVD_DPG_LMA_DATA		regUVD_DPG_LMA_DATA
43 #define mmUVD_DPG_LMA_DATA_BASE_IDX	regUVD_DPG_LMA_DATA_BASE_IDX
44 
45 #define VCN_VID_SOC_ADDRESS_2_0		0x1fb00
46 #define VCN1_VID_SOC_ADDRESS_3_0	0x48300
47 
48 static const struct amdgpu_hwip_reg_entry vcn_reg_list_4_0_3[] = {
49 	SOC15_REG_ENTRY_STR(VCN, 0, regUVD_POWER_STATUS),
50 	SOC15_REG_ENTRY_STR(VCN, 0, regUVD_STATUS),
51 	SOC15_REG_ENTRY_STR(VCN, 0, regUVD_CONTEXT_ID),
52 	SOC15_REG_ENTRY_STR(VCN, 0, regUVD_CONTEXT_ID2),
53 	SOC15_REG_ENTRY_STR(VCN, 0, regUVD_GPCOM_VCPU_DATA0),
54 	SOC15_REG_ENTRY_STR(VCN, 0, regUVD_GPCOM_VCPU_DATA1),
55 	SOC15_REG_ENTRY_STR(VCN, 0, regUVD_GPCOM_VCPU_CMD),
56 	SOC15_REG_ENTRY_STR(VCN, 0, regUVD_RB_BASE_HI),
57 	SOC15_REG_ENTRY_STR(VCN, 0, regUVD_RB_BASE_LO),
58 	SOC15_REG_ENTRY_STR(VCN, 0, regUVD_RB_BASE_HI2),
59 	SOC15_REG_ENTRY_STR(VCN, 0, regUVD_RB_BASE_LO2),
60 	SOC15_REG_ENTRY_STR(VCN, 0, regUVD_RB_BASE_HI3),
61 	SOC15_REG_ENTRY_STR(VCN, 0, regUVD_RB_BASE_LO3),
62 	SOC15_REG_ENTRY_STR(VCN, 0, regUVD_RB_BASE_HI4),
63 	SOC15_REG_ENTRY_STR(VCN, 0, regUVD_RB_BASE_LO4),
64 	SOC15_REG_ENTRY_STR(VCN, 0, regUVD_RB_RPTR),
65 	SOC15_REG_ENTRY_STR(VCN, 0, regUVD_RB_WPTR),
66 	SOC15_REG_ENTRY_STR(VCN, 0, regUVD_RB_RPTR2),
67 	SOC15_REG_ENTRY_STR(VCN, 0, regUVD_RB_WPTR2),
68 	SOC15_REG_ENTRY_STR(VCN, 0, regUVD_RB_RPTR3),
69 	SOC15_REG_ENTRY_STR(VCN, 0, regUVD_RB_WPTR3),
70 	SOC15_REG_ENTRY_STR(VCN, 0, regUVD_RB_RPTR4),
71 	SOC15_REG_ENTRY_STR(VCN, 0, regUVD_RB_WPTR4),
72 	SOC15_REG_ENTRY_STR(VCN, 0, regUVD_RB_SIZE),
73 	SOC15_REG_ENTRY_STR(VCN, 0, regUVD_RB_SIZE2),
74 	SOC15_REG_ENTRY_STR(VCN, 0, regUVD_RB_SIZE3),
75 	SOC15_REG_ENTRY_STR(VCN, 0, regUVD_RB_SIZE4),
76 	SOC15_REG_ENTRY_STR(VCN, 0, regUVD_PGFSM_CONFIG),
77 	SOC15_REG_ENTRY_STR(VCN, 0, regUVD_PGFSM_STATUS),
78 	SOC15_REG_ENTRY_STR(VCN, 0, regUVD_DPG_LMA_CTL),
79 	SOC15_REG_ENTRY_STR(VCN, 0, regUVD_DPG_LMA_DATA),
80 	SOC15_REG_ENTRY_STR(VCN, 0, regUVD_DPG_LMA_MASK),
81 	SOC15_REG_ENTRY_STR(VCN, 0, regUVD_DPG_PAUSE)
82 };
83 
84 #define NORMALIZE_VCN_REG_OFFSET(offset) \
85 		(offset & 0x1FFFF)
86 
87 static int vcn_v4_0_3_start_sriov(struct amdgpu_device *adev);
88 static void vcn_v4_0_3_set_unified_ring_funcs(struct amdgpu_device *adev);
89 static void vcn_v4_0_3_set_irq_funcs(struct amdgpu_device *adev);
90 static int vcn_v4_0_3_set_powergating_state(struct amdgpu_ip_block *ip_block,
91 		enum amd_powergating_state state);
92 static int vcn_v4_0_3_pause_dpg_mode(struct amdgpu_device *adev,
93 		int inst_idx, struct dpg_pause_state *new_state);
94 static void vcn_v4_0_3_unified_ring_set_wptr(struct amdgpu_ring *ring);
95 static void vcn_v4_0_3_set_ras_funcs(struct amdgpu_device *adev);
96 static void vcn_v4_0_3_enable_ras(struct amdgpu_device *adev,
97 				  int inst_idx, bool indirect);
98 
99 static inline bool vcn_v4_0_3_normalizn_reqd(struct amdgpu_device *adev)
100 {
101 	return (adev->vcn.caps & AMDGPU_VCN_CAPS(RRMT_ENABLED)) == 0;
102 }
103 
104 /**
105  * vcn_v4_0_3_early_init - set function pointers
106  *
107  * @ip_block: Pointer to the amdgpu_ip_block for this hw instance.
108  *
109  * Set ring and irq function pointers
110  */
111 static int vcn_v4_0_3_early_init(struct amdgpu_ip_block *ip_block)
112 {
113 	struct amdgpu_device *adev = ip_block->adev;
114 
115 	/* re-use enc ring as unified ring */
116 	adev->vcn.num_enc_rings = 1;
117 
118 	vcn_v4_0_3_set_unified_ring_funcs(adev);
119 	vcn_v4_0_3_set_irq_funcs(adev);
120 	vcn_v4_0_3_set_ras_funcs(adev);
121 
122 	return amdgpu_vcn_early_init(adev);
123 }
124 
125 static int vcn_v4_0_3_fw_shared_init(struct amdgpu_device *adev, int inst_idx)
126 {
127 	struct amdgpu_vcn4_fw_shared *fw_shared;
128 
129 	fw_shared = adev->vcn.inst[inst_idx].fw_shared.cpu_addr;
130 	fw_shared->present_flag_0 = cpu_to_le32(AMDGPU_FW_SHARED_FLAG_0_UNIFIED_QUEUE);
131 	fw_shared->sq.is_enabled = 1;
132 
133 	if (amdgpu_vcnfw_log)
134 		amdgpu_vcn_fwlog_init(&adev->vcn.inst[inst_idx]);
135 
136 	return 0;
137 }
138 
139 /**
140  * vcn_v4_0_3_sw_init - sw init for VCN block
141  *
142  * @ip_block: Pointer to the amdgpu_ip_block for this hw instance.
143  *
144  * Load firmware and sw initialization
145  */
146 static int vcn_v4_0_3_sw_init(struct amdgpu_ip_block *ip_block)
147 {
148 	struct amdgpu_device *adev = ip_block->adev;
149 	struct amdgpu_ring *ring;
150 	int i, r, vcn_inst;
151 	uint32_t reg_count = ARRAY_SIZE(vcn_reg_list_4_0_3);
152 	uint32_t *ptr;
153 
154 	r = amdgpu_vcn_sw_init(adev);
155 	if (r)
156 		return r;
157 
158 	amdgpu_vcn_setup_ucode(adev);
159 
160 	r = amdgpu_vcn_resume(adev);
161 	if (r)
162 		return r;
163 
164 	/* VCN DEC TRAP */
165 	r = amdgpu_irq_add_id(adev, SOC15_IH_CLIENTID_VCN,
166 		VCN_4_0__SRCID__UVD_ENC_GENERAL_PURPOSE, &adev->vcn.inst->irq);
167 	if (r)
168 		return r;
169 
170 	for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
171 		vcn_inst = GET_INST(VCN, i);
172 
173 		ring = &adev->vcn.inst[i].ring_enc[0];
174 		ring->use_doorbell = true;
175 
176 		if (!amdgpu_sriov_vf(adev))
177 			ring->doorbell_index =
178 				(adev->doorbell_index.vcn.vcn_ring0_1 << 1) +
179 				9 * vcn_inst;
180 		else
181 			ring->doorbell_index =
182 				(adev->doorbell_index.vcn.vcn_ring0_1 << 1) +
183 				32 * vcn_inst;
184 
185 		ring->vm_hub = AMDGPU_MMHUB0(adev->vcn.inst[i].aid_id);
186 		sprintf(ring->name, "vcn_unified_%d", adev->vcn.inst[i].aid_id);
187 		r = amdgpu_ring_init(adev, ring, 512, &adev->vcn.inst->irq, 0,
188 				     AMDGPU_RING_PRIO_DEFAULT,
189 				     &adev->vcn.inst[i].sched_score);
190 		if (r)
191 			return r;
192 
193 		vcn_v4_0_3_fw_shared_init(adev, i);
194 	}
195 
196 	/* TODO: Add queue reset mask when FW fully supports it */
197 	adev->vcn.supported_reset =
198 		amdgpu_get_soft_full_reset_mask(&adev->vcn.inst[0].ring_enc[0]);
199 
200 	if (amdgpu_sriov_vf(adev)) {
201 		r = amdgpu_virt_alloc_mm_table(adev);
202 		if (r)
203 			return r;
204 	}
205 
206 	if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG)
207 		adev->vcn.pause_dpg_mode = vcn_v4_0_3_pause_dpg_mode;
208 
209 	if (amdgpu_ras_is_supported(adev, AMDGPU_RAS_BLOCK__VCN)) {
210 		r = amdgpu_vcn_ras_sw_init(adev);
211 		if (r) {
212 			dev_err(adev->dev, "Failed to initialize vcn ras block!\n");
213 			return r;
214 		}
215 	}
216 
217 	/* Allocate memory for VCN IP Dump buffer */
218 	ptr = kcalloc(adev->vcn.num_vcn_inst * reg_count, sizeof(uint32_t), GFP_KERNEL);
219 	if (!ptr) {
220 		DRM_ERROR("Failed to allocate memory for VCN IP Dump\n");
221 		adev->vcn.ip_dump = NULL;
222 	} else {
223 		adev->vcn.ip_dump = ptr;
224 	}
225 
226 	r = amdgpu_vcn_sysfs_reset_mask_init(adev);
227 	if (r)
228 		return r;
229 
230 	return 0;
231 }
232 
233 /**
234  * vcn_v4_0_3_sw_fini - sw fini for VCN block
235  *
236  * @ip_block: Pointer to the amdgpu_ip_block for this hw instance.
237  *
238  * VCN suspend and free up sw allocation
239  */
240 static int vcn_v4_0_3_sw_fini(struct amdgpu_ip_block *ip_block)
241 {
242 	struct amdgpu_device *adev = ip_block->adev;
243 	int i, r, idx;
244 
245 	if (drm_dev_enter(&adev->ddev, &idx)) {
246 		for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
247 			volatile struct amdgpu_vcn4_fw_shared *fw_shared;
248 
249 			fw_shared = adev->vcn.inst[i].fw_shared.cpu_addr;
250 			fw_shared->present_flag_0 = 0;
251 			fw_shared->sq.is_enabled = cpu_to_le32(false);
252 		}
253 		drm_dev_exit(idx);
254 	}
255 
256 	if (amdgpu_sriov_vf(adev))
257 		amdgpu_virt_free_mm_table(adev);
258 
259 	r = amdgpu_vcn_suspend(adev);
260 	if (r)
261 		return r;
262 
263 	amdgpu_vcn_sysfs_reset_mask_fini(adev);
264 	r = amdgpu_vcn_sw_fini(adev);
265 
266 	kfree(adev->vcn.ip_dump);
267 
268 	return r;
269 }
270 
271 /**
272  * vcn_v4_0_3_hw_init - start and test VCN block
273  *
274  * @ip_block: Pointer to the amdgpu_ip_block for this hw instance.
275  *
276  * Initialize the hardware, boot up the VCPU and do some testing
277  */
278 static int vcn_v4_0_3_hw_init(struct amdgpu_ip_block *ip_block)
279 {
280 	struct amdgpu_device *adev = ip_block->adev;
281 	struct amdgpu_ring *ring;
282 	int i, r, vcn_inst;
283 
284 	if (amdgpu_sriov_vf(adev)) {
285 		r = vcn_v4_0_3_start_sriov(adev);
286 		if (r)
287 			return r;
288 
289 		for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
290 			ring = &adev->vcn.inst[i].ring_enc[0];
291 			ring->wptr = 0;
292 			ring->wptr_old = 0;
293 			vcn_v4_0_3_unified_ring_set_wptr(ring);
294 			ring->sched.ready = true;
295 		}
296 	} else {
297 		/* This flag is not set for VF, assumed to be disabled always */
298 		if (RREG32_SOC15(VCN, GET_INST(VCN, 0), regVCN_RRMT_CNTL) &
299 		    0x100)
300 			adev->vcn.caps |= AMDGPU_VCN_CAPS(RRMT_ENABLED);
301 
302 		for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
303 			struct amdgpu_vcn4_fw_shared *fw_shared;
304 
305 			vcn_inst = GET_INST(VCN, i);
306 			ring = &adev->vcn.inst[i].ring_enc[0];
307 
308 			if (ring->use_doorbell) {
309 				adev->nbio.funcs->vcn_doorbell_range(
310 					adev, ring->use_doorbell,
311 					(adev->doorbell_index.vcn.vcn_ring0_1 << 1) +
312 						9 * vcn_inst,
313 					adev->vcn.inst[i].aid_id);
314 
315 				WREG32_SOC15(
316 					VCN, GET_INST(VCN, ring->me),
317 					regVCN_RB1_DB_CTRL,
318 					ring->doorbell_index
319 							<< VCN_RB1_DB_CTRL__OFFSET__SHIFT |
320 						VCN_RB1_DB_CTRL__EN_MASK);
321 
322 				/* Read DB_CTRL to flush the write DB_CTRL command. */
323 				RREG32_SOC15(
324 					VCN, GET_INST(VCN, ring->me),
325 					regVCN_RB1_DB_CTRL);
326 			}
327 
328 			/* Re-init fw_shared when RAS fatal error occurred */
329 			fw_shared = adev->vcn.inst[i].fw_shared.cpu_addr;
330 			if (!fw_shared->sq.is_enabled)
331 				vcn_v4_0_3_fw_shared_init(adev, i);
332 
333 			r = amdgpu_ring_test_helper(ring);
334 			if (r)
335 				return r;
336 		}
337 	}
338 
339 	return r;
340 }
341 
342 /**
343  * vcn_v4_0_3_hw_fini - stop the hardware block
344  *
345  * @ip_block: Pointer to the amdgpu_ip_block for this hw instance.
346  *
347  * Stop the VCN block, mark ring as not ready any more
348  */
349 static int vcn_v4_0_3_hw_fini(struct amdgpu_ip_block *ip_block)
350 {
351 	struct amdgpu_device *adev = ip_block->adev;
352 
353 	cancel_delayed_work_sync(&adev->vcn.idle_work);
354 
355 	if (adev->vcn.cur_state != AMD_PG_STATE_GATE)
356 		vcn_v4_0_3_set_powergating_state(ip_block, AMD_PG_STATE_GATE);
357 
358 	return 0;
359 }
360 
361 /**
362  * vcn_v4_0_3_suspend - suspend VCN block
363  *
364  * @ip_block: Pointer to the amdgpu_ip_block for this hw instance.
365  *
366  * HW fini and suspend VCN block
367  */
368 static int vcn_v4_0_3_suspend(struct amdgpu_ip_block *ip_block)
369 {
370 	int r;
371 
372 	r = vcn_v4_0_3_hw_fini(ip_block);
373 	if (r)
374 		return r;
375 
376 	r = amdgpu_vcn_suspend(ip_block->adev);
377 
378 	return r;
379 }
380 
381 /**
382  * vcn_v4_0_3_resume - resume VCN block
383  *
384  * @ip_block: Pointer to the amdgpu_ip_block for this hw instance.
385  *
386  * Resume firmware and hw init VCN block
387  */
388 static int vcn_v4_0_3_resume(struct amdgpu_ip_block *ip_block)
389 {
390 	int r;
391 
392 	r = amdgpu_vcn_resume(ip_block->adev);
393 	if (r)
394 		return r;
395 
396 	r = vcn_v4_0_3_hw_init(ip_block);
397 
398 	return r;
399 }
400 
401 /**
402  * vcn_v4_0_3_mc_resume - memory controller programming
403  *
404  * @adev: amdgpu_device pointer
405  * @inst_idx: instance number
406  *
407  * Let the VCN memory controller know it's offsets
408  */
409 static void vcn_v4_0_3_mc_resume(struct amdgpu_device *adev, int inst_idx)
410 {
411 	uint32_t offset, size, vcn_inst;
412 	const struct common_firmware_header *hdr;
413 
414 	hdr = (const struct common_firmware_header *)adev->vcn.inst[inst_idx].fw->data;
415 	size = AMDGPU_GPU_PAGE_ALIGN(le32_to_cpu(hdr->ucode_size_bytes) + 8);
416 
417 	vcn_inst = GET_INST(VCN, inst_idx);
418 	/* cache window 0: fw */
419 	if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
420 		WREG32_SOC15(
421 			VCN, vcn_inst, regUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW,
422 			(adev->firmware.ucode[AMDGPU_UCODE_ID_VCN + inst_idx]
423 				 .tmr_mc_addr_lo));
424 		WREG32_SOC15(
425 			VCN, vcn_inst, regUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH,
426 			(adev->firmware.ucode[AMDGPU_UCODE_ID_VCN + inst_idx]
427 				 .tmr_mc_addr_hi));
428 		WREG32_SOC15(VCN, vcn_inst, regUVD_VCPU_CACHE_OFFSET0, 0);
429 		offset = 0;
430 	} else {
431 		WREG32_SOC15(VCN, vcn_inst, regUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW,
432 			     lower_32_bits(adev->vcn.inst[inst_idx].gpu_addr));
433 		WREG32_SOC15(VCN, vcn_inst,
434 			     regUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH,
435 			     upper_32_bits(adev->vcn.inst[inst_idx].gpu_addr));
436 		offset = size;
437 		WREG32_SOC15(VCN, vcn_inst, regUVD_VCPU_CACHE_OFFSET0,
438 			     AMDGPU_UVD_FIRMWARE_OFFSET >> 3);
439 	}
440 	WREG32_SOC15(VCN, vcn_inst, regUVD_VCPU_CACHE_SIZE0, size);
441 
442 	/* cache window 1: stack */
443 	WREG32_SOC15(VCN, vcn_inst, regUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW,
444 		     lower_32_bits(adev->vcn.inst[inst_idx].gpu_addr + offset));
445 	WREG32_SOC15(VCN, vcn_inst, regUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH,
446 		     upper_32_bits(adev->vcn.inst[inst_idx].gpu_addr + offset));
447 	WREG32_SOC15(VCN, vcn_inst, regUVD_VCPU_CACHE_OFFSET1, 0);
448 	WREG32_SOC15(VCN, vcn_inst, regUVD_VCPU_CACHE_SIZE1,
449 		     AMDGPU_VCN_STACK_SIZE);
450 
451 	/* cache window 2: context */
452 	WREG32_SOC15(VCN, vcn_inst, regUVD_LMI_VCPU_CACHE2_64BIT_BAR_LOW,
453 		     lower_32_bits(adev->vcn.inst[inst_idx].gpu_addr + offset +
454 				   AMDGPU_VCN_STACK_SIZE));
455 	WREG32_SOC15(VCN, vcn_inst, regUVD_LMI_VCPU_CACHE2_64BIT_BAR_HIGH,
456 		     upper_32_bits(adev->vcn.inst[inst_idx].gpu_addr + offset +
457 				   AMDGPU_VCN_STACK_SIZE));
458 	WREG32_SOC15(VCN, vcn_inst, regUVD_VCPU_CACHE_OFFSET2, 0);
459 	WREG32_SOC15(VCN, vcn_inst, regUVD_VCPU_CACHE_SIZE2,
460 		     AMDGPU_VCN_CONTEXT_SIZE);
461 
462 	/* non-cache window */
463 	WREG32_SOC15(
464 		VCN, vcn_inst, regUVD_LMI_VCPU_NC0_64BIT_BAR_LOW,
465 		lower_32_bits(adev->vcn.inst[inst_idx].fw_shared.gpu_addr));
466 	WREG32_SOC15(
467 		VCN, vcn_inst, regUVD_LMI_VCPU_NC0_64BIT_BAR_HIGH,
468 		upper_32_bits(adev->vcn.inst[inst_idx].fw_shared.gpu_addr));
469 	WREG32_SOC15(VCN, vcn_inst, regUVD_VCPU_NONCACHE_OFFSET0, 0);
470 	WREG32_SOC15(
471 		VCN, vcn_inst, regUVD_VCPU_NONCACHE_SIZE0,
472 		AMDGPU_GPU_PAGE_ALIGN(sizeof(struct amdgpu_vcn4_fw_shared)));
473 }
474 
475 /**
476  * vcn_v4_0_3_mc_resume_dpg_mode - memory controller programming for dpg mode
477  *
478  * @adev: amdgpu_device pointer
479  * @inst_idx: instance number index
480  * @indirect: indirectly write sram
481  *
482  * Let the VCN memory controller know it's offsets with dpg mode
483  */
484 static void vcn_v4_0_3_mc_resume_dpg_mode(struct amdgpu_device *adev, int inst_idx, bool indirect)
485 {
486 	uint32_t offset, size;
487 	const struct common_firmware_header *hdr;
488 
489 	hdr = (const struct common_firmware_header *)adev->vcn.inst[inst_idx].fw->data;
490 	size = AMDGPU_GPU_PAGE_ALIGN(le32_to_cpu(hdr->ucode_size_bytes) + 8);
491 
492 	/* cache window 0: fw */
493 	if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
494 		if (!indirect) {
495 			WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
496 				VCN, 0, regUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW),
497 				(adev->firmware.ucode[AMDGPU_UCODE_ID_VCN +
498 					inst_idx].tmr_mc_addr_lo), 0, indirect);
499 			WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
500 				VCN, 0, regUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH),
501 				(adev->firmware.ucode[AMDGPU_UCODE_ID_VCN +
502 					inst_idx].tmr_mc_addr_hi), 0, indirect);
503 			WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
504 				VCN, 0, regUVD_VCPU_CACHE_OFFSET0), 0, 0, indirect);
505 		} else {
506 			WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
507 				VCN, 0, regUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW), 0, 0, indirect);
508 			WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
509 				VCN, 0, regUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH), 0, 0, indirect);
510 			WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
511 				VCN, 0, regUVD_VCPU_CACHE_OFFSET0), 0, 0, indirect);
512 		}
513 		offset = 0;
514 	} else {
515 		WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
516 			VCN, 0, regUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW),
517 			lower_32_bits(adev->vcn.inst[inst_idx].gpu_addr), 0, indirect);
518 		WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
519 			VCN, 0, regUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH),
520 			upper_32_bits(adev->vcn.inst[inst_idx].gpu_addr), 0, indirect);
521 		offset = size;
522 		WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
523 			VCN, 0, regUVD_VCPU_CACHE_OFFSET0),
524 			AMDGPU_UVD_FIRMWARE_OFFSET >> 3, 0, indirect);
525 	}
526 
527 	if (!indirect)
528 		WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
529 			VCN, 0, regUVD_VCPU_CACHE_SIZE0), size, 0, indirect);
530 	else
531 		WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
532 			VCN, 0, regUVD_VCPU_CACHE_SIZE0), 0, 0, indirect);
533 
534 	/* cache window 1: stack */
535 	if (!indirect) {
536 		WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
537 			VCN, 0, regUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW),
538 			lower_32_bits(adev->vcn.inst[inst_idx].gpu_addr + offset), 0, indirect);
539 		WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
540 			VCN, 0, regUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH),
541 			upper_32_bits(adev->vcn.inst[inst_idx].gpu_addr + offset), 0, indirect);
542 		WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
543 			VCN, 0, regUVD_VCPU_CACHE_OFFSET1), 0, 0, indirect);
544 	} else {
545 		WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
546 			VCN, 0, regUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW), 0, 0, indirect);
547 		WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
548 			VCN, 0, regUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH), 0, 0, indirect);
549 		WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
550 			VCN, 0, regUVD_VCPU_CACHE_OFFSET1), 0, 0, indirect);
551 	}
552 	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
553 			VCN, 0, regUVD_VCPU_CACHE_SIZE1), AMDGPU_VCN_STACK_SIZE, 0, indirect);
554 
555 	/* cache window 2: context */
556 	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
557 			VCN, 0, regUVD_LMI_VCPU_CACHE2_64BIT_BAR_LOW),
558 			lower_32_bits(adev->vcn.inst[inst_idx].gpu_addr + offset +
559 				AMDGPU_VCN_STACK_SIZE), 0, indirect);
560 	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
561 			VCN, 0, regUVD_LMI_VCPU_CACHE2_64BIT_BAR_HIGH),
562 			upper_32_bits(adev->vcn.inst[inst_idx].gpu_addr + offset +
563 				AMDGPU_VCN_STACK_SIZE), 0, indirect);
564 	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
565 			VCN, 0, regUVD_VCPU_CACHE_OFFSET2), 0, 0, indirect);
566 	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
567 			VCN, 0, regUVD_VCPU_CACHE_SIZE2), AMDGPU_VCN_CONTEXT_SIZE, 0, indirect);
568 
569 	/* non-cache window */
570 	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
571 			VCN, 0, regUVD_LMI_VCPU_NC0_64BIT_BAR_LOW),
572 			lower_32_bits(adev->vcn.inst[inst_idx].fw_shared.gpu_addr), 0, indirect);
573 	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
574 			VCN, 0, regUVD_LMI_VCPU_NC0_64BIT_BAR_HIGH),
575 			upper_32_bits(adev->vcn.inst[inst_idx].fw_shared.gpu_addr), 0, indirect);
576 	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
577 			VCN, 0, regUVD_VCPU_NONCACHE_OFFSET0), 0, 0, indirect);
578 	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
579 			VCN, 0, regUVD_VCPU_NONCACHE_SIZE0),
580 			AMDGPU_GPU_PAGE_ALIGN(sizeof(struct amdgpu_vcn4_fw_shared)), 0, indirect);
581 
582 	/* VCN global tiling registers */
583 	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
584 		VCN, 0, regUVD_GFX8_ADDR_CONFIG), adev->gfx.config.gb_addr_config, 0, indirect);
585 	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
586 		VCN, 0, regUVD_GFX10_ADDR_CONFIG), adev->gfx.config.gb_addr_config, 0, indirect);
587 }
588 
589 /**
590  * vcn_v4_0_3_disable_clock_gating - disable VCN clock gating
591  *
592  * @adev: amdgpu_device pointer
593  * @inst_idx: instance number
594  *
595  * Disable clock gating for VCN block
596  */
597 static void vcn_v4_0_3_disable_clock_gating(struct amdgpu_device *adev, int inst_idx)
598 {
599 	uint32_t data;
600 	int vcn_inst;
601 
602 	if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG)
603 		return;
604 
605 	vcn_inst = GET_INST(VCN, inst_idx);
606 
607 	/* VCN disable CGC */
608 	data = RREG32_SOC15(VCN, vcn_inst, regUVD_CGC_CTRL);
609 	data &= ~UVD_CGC_CTRL__DYN_CLOCK_MODE_MASK;
610 	data |= 1 << UVD_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
611 	data |= 4 << UVD_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
612 	WREG32_SOC15(VCN, vcn_inst, regUVD_CGC_CTRL, data);
613 
614 	data = RREG32_SOC15(VCN, vcn_inst, regUVD_CGC_GATE);
615 	data &= ~(UVD_CGC_GATE__SYS_MASK
616 		| UVD_CGC_GATE__MPEG2_MASK
617 		| UVD_CGC_GATE__REGS_MASK
618 		| UVD_CGC_GATE__RBC_MASK
619 		| UVD_CGC_GATE__LMI_MC_MASK
620 		| UVD_CGC_GATE__LMI_UMC_MASK
621 		| UVD_CGC_GATE__MPC_MASK
622 		| UVD_CGC_GATE__LBSI_MASK
623 		| UVD_CGC_GATE__LRBBM_MASK
624 		| UVD_CGC_GATE__WCB_MASK
625 		| UVD_CGC_GATE__VCPU_MASK
626 		| UVD_CGC_GATE__MMSCH_MASK);
627 
628 	WREG32_SOC15(VCN, vcn_inst, regUVD_CGC_GATE, data);
629 	SOC15_WAIT_ON_RREG(VCN, vcn_inst, regUVD_CGC_GATE, 0, 0xFFFFFFFF);
630 
631 	data = RREG32_SOC15(VCN, vcn_inst, regUVD_CGC_CTRL);
632 	data &= ~(UVD_CGC_CTRL__SYS_MODE_MASK
633 		| UVD_CGC_CTRL__MPEG2_MODE_MASK
634 		| UVD_CGC_CTRL__REGS_MODE_MASK
635 		| UVD_CGC_CTRL__RBC_MODE_MASK
636 		| UVD_CGC_CTRL__LMI_MC_MODE_MASK
637 		| UVD_CGC_CTRL__LMI_UMC_MODE_MASK
638 		| UVD_CGC_CTRL__MPC_MODE_MASK
639 		| UVD_CGC_CTRL__LBSI_MODE_MASK
640 		| UVD_CGC_CTRL__LRBBM_MODE_MASK
641 		| UVD_CGC_CTRL__WCB_MODE_MASK
642 		| UVD_CGC_CTRL__VCPU_MODE_MASK
643 		| UVD_CGC_CTRL__MMSCH_MODE_MASK);
644 	WREG32_SOC15(VCN, vcn_inst, regUVD_CGC_CTRL, data);
645 
646 	data = RREG32_SOC15(VCN, vcn_inst, regUVD_SUVD_CGC_GATE);
647 	data |= (UVD_SUVD_CGC_GATE__SRE_MASK
648 		| UVD_SUVD_CGC_GATE__SIT_MASK
649 		| UVD_SUVD_CGC_GATE__SMP_MASK
650 		| UVD_SUVD_CGC_GATE__SCM_MASK
651 		| UVD_SUVD_CGC_GATE__SDB_MASK
652 		| UVD_SUVD_CGC_GATE__SRE_H264_MASK
653 		| UVD_SUVD_CGC_GATE__SRE_HEVC_MASK
654 		| UVD_SUVD_CGC_GATE__SIT_H264_MASK
655 		| UVD_SUVD_CGC_GATE__SIT_HEVC_MASK
656 		| UVD_SUVD_CGC_GATE__SCM_H264_MASK
657 		| UVD_SUVD_CGC_GATE__SCM_HEVC_MASK
658 		| UVD_SUVD_CGC_GATE__SDB_H264_MASK
659 		| UVD_SUVD_CGC_GATE__SDB_HEVC_MASK
660 		| UVD_SUVD_CGC_GATE__ENT_MASK
661 		| UVD_SUVD_CGC_GATE__SIT_HEVC_DEC_MASK
662 		| UVD_SUVD_CGC_GATE__SITE_MASK
663 		| UVD_SUVD_CGC_GATE__SRE_VP9_MASK
664 		| UVD_SUVD_CGC_GATE__SCM_VP9_MASK
665 		| UVD_SUVD_CGC_GATE__SIT_VP9_DEC_MASK
666 		| UVD_SUVD_CGC_GATE__SDB_VP9_MASK
667 		| UVD_SUVD_CGC_GATE__IME_HEVC_MASK);
668 	WREG32_SOC15(VCN, vcn_inst, regUVD_SUVD_CGC_GATE, data);
669 
670 	data = RREG32_SOC15(VCN, vcn_inst, regUVD_SUVD_CGC_CTRL);
671 	data &= ~(UVD_SUVD_CGC_CTRL__SRE_MODE_MASK
672 		| UVD_SUVD_CGC_CTRL__SIT_MODE_MASK
673 		| UVD_SUVD_CGC_CTRL__SMP_MODE_MASK
674 		| UVD_SUVD_CGC_CTRL__SCM_MODE_MASK
675 		| UVD_SUVD_CGC_CTRL__SDB_MODE_MASK
676 		| UVD_SUVD_CGC_CTRL__ENT_MODE_MASK
677 		| UVD_SUVD_CGC_CTRL__IME_MODE_MASK
678 		| UVD_SUVD_CGC_CTRL__SITE_MODE_MASK);
679 	WREG32_SOC15(VCN, vcn_inst, regUVD_SUVD_CGC_CTRL, data);
680 }
681 
682 /**
683  * vcn_v4_0_3_disable_clock_gating_dpg_mode - disable VCN clock gating dpg mode
684  *
685  * @adev: amdgpu_device pointer
686  * @sram_sel: sram select
687  * @inst_idx: instance number index
688  * @indirect: indirectly write sram
689  *
690  * Disable clock gating for VCN block with dpg mode
691  */
692 static void vcn_v4_0_3_disable_clock_gating_dpg_mode(struct amdgpu_device *adev, uint8_t sram_sel,
693 				int inst_idx, uint8_t indirect)
694 {
695 	uint32_t reg_data = 0;
696 
697 	if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG)
698 		return;
699 
700 	/* enable sw clock gating control */
701 	reg_data = 0 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
702 	reg_data |= 1 << UVD_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
703 	reg_data |= 4 << UVD_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
704 	reg_data &= ~(UVD_CGC_CTRL__SYS_MODE_MASK |
705 		 UVD_CGC_CTRL__MPEG2_MODE_MASK |
706 		 UVD_CGC_CTRL__REGS_MODE_MASK |
707 		 UVD_CGC_CTRL__RBC_MODE_MASK |
708 		 UVD_CGC_CTRL__LMI_MC_MODE_MASK |
709 		 UVD_CGC_CTRL__LMI_UMC_MODE_MASK |
710 		 UVD_CGC_CTRL__IDCT_MODE_MASK |
711 		 UVD_CGC_CTRL__MPRD_MODE_MASK |
712 		 UVD_CGC_CTRL__MPC_MODE_MASK |
713 		 UVD_CGC_CTRL__LBSI_MODE_MASK |
714 		 UVD_CGC_CTRL__LRBBM_MODE_MASK |
715 		 UVD_CGC_CTRL__WCB_MODE_MASK |
716 		 UVD_CGC_CTRL__VCPU_MODE_MASK);
717 	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
718 		VCN, 0, regUVD_CGC_CTRL), reg_data, sram_sel, indirect);
719 
720 	/* turn off clock gating */
721 	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
722 		VCN, 0, regUVD_CGC_GATE), 0, sram_sel, indirect);
723 
724 	/* turn on SUVD clock gating */
725 	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
726 		VCN, 0, regUVD_SUVD_CGC_GATE), 1, sram_sel, indirect);
727 
728 	/* turn on sw mode in UVD_SUVD_CGC_CTRL */
729 	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
730 		VCN, 0, regUVD_SUVD_CGC_CTRL), 0, sram_sel, indirect);
731 }
732 
733 /**
734  * vcn_v4_0_3_enable_clock_gating - enable VCN clock gating
735  *
736  * @adev: amdgpu_device pointer
737  * @inst_idx: instance number
738  *
739  * Enable clock gating for VCN block
740  */
741 static void vcn_v4_0_3_enable_clock_gating(struct amdgpu_device *adev, int inst_idx)
742 {
743 	uint32_t data;
744 	int vcn_inst;
745 
746 	if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG)
747 		return;
748 
749 	vcn_inst = GET_INST(VCN, inst_idx);
750 
751 	/* enable VCN CGC */
752 	data = RREG32_SOC15(VCN, vcn_inst, regUVD_CGC_CTRL);
753 	data |= 0 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
754 	data |= 1 << UVD_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
755 	data |= 4 << UVD_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
756 	WREG32_SOC15(VCN, vcn_inst, regUVD_CGC_CTRL, data);
757 
758 	data = RREG32_SOC15(VCN, vcn_inst, regUVD_CGC_CTRL);
759 	data |= (UVD_CGC_CTRL__SYS_MODE_MASK
760 		| UVD_CGC_CTRL__MPEG2_MODE_MASK
761 		| UVD_CGC_CTRL__REGS_MODE_MASK
762 		| UVD_CGC_CTRL__RBC_MODE_MASK
763 		| UVD_CGC_CTRL__LMI_MC_MODE_MASK
764 		| UVD_CGC_CTRL__LMI_UMC_MODE_MASK
765 		| UVD_CGC_CTRL__MPC_MODE_MASK
766 		| UVD_CGC_CTRL__LBSI_MODE_MASK
767 		| UVD_CGC_CTRL__LRBBM_MODE_MASK
768 		| UVD_CGC_CTRL__WCB_MODE_MASK
769 		| UVD_CGC_CTRL__VCPU_MODE_MASK);
770 	WREG32_SOC15(VCN, vcn_inst, regUVD_CGC_CTRL, data);
771 
772 	data = RREG32_SOC15(VCN, vcn_inst, regUVD_SUVD_CGC_CTRL);
773 	data |= (UVD_SUVD_CGC_CTRL__SRE_MODE_MASK
774 		| UVD_SUVD_CGC_CTRL__SIT_MODE_MASK
775 		| UVD_SUVD_CGC_CTRL__SMP_MODE_MASK
776 		| UVD_SUVD_CGC_CTRL__SCM_MODE_MASK
777 		| UVD_SUVD_CGC_CTRL__SDB_MODE_MASK
778 		| UVD_SUVD_CGC_CTRL__ENT_MODE_MASK
779 		| UVD_SUVD_CGC_CTRL__IME_MODE_MASK
780 		| UVD_SUVD_CGC_CTRL__SITE_MODE_MASK);
781 	WREG32_SOC15(VCN, vcn_inst, regUVD_SUVD_CGC_CTRL, data);
782 }
783 
784 /**
785  * vcn_v4_0_3_start_dpg_mode - VCN start with dpg mode
786  *
787  * @adev: amdgpu_device pointer
788  * @inst_idx: instance number index
789  * @indirect: indirectly write sram
790  *
791  * Start VCN block with dpg mode
792  */
793 static int vcn_v4_0_3_start_dpg_mode(struct amdgpu_device *adev, int inst_idx, bool indirect)
794 {
795 	volatile struct amdgpu_vcn4_fw_shared *fw_shared =
796 						adev->vcn.inst[inst_idx].fw_shared.cpu_addr;
797 	struct amdgpu_ring *ring;
798 	int vcn_inst;
799 	uint32_t tmp;
800 
801 	vcn_inst = GET_INST(VCN, inst_idx);
802 	/* disable register anti-hang mechanism */
803 	WREG32_P(SOC15_REG_OFFSET(VCN, vcn_inst, regUVD_POWER_STATUS), 1,
804 		 ~UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
805 	/* enable dynamic power gating mode */
806 	tmp = RREG32_SOC15(VCN, vcn_inst, regUVD_POWER_STATUS);
807 	tmp |= UVD_POWER_STATUS__UVD_PG_MODE_MASK;
808 	tmp |= UVD_POWER_STATUS__UVD_PG_EN_MASK;
809 	WREG32_SOC15(VCN, vcn_inst, regUVD_POWER_STATUS, tmp);
810 
811 	if (indirect) {
812 		DRM_DEV_DEBUG(adev->dev, "VCN %d start: on AID %d",
813 			inst_idx, adev->vcn.inst[inst_idx].aid_id);
814 		adev->vcn.inst[inst_idx].dpg_sram_curr_addr =
815 				(uint32_t *)adev->vcn.inst[inst_idx].dpg_sram_cpu_addr;
816 		/* Use dummy register 0xDEADBEEF passing AID selection to PSP FW */
817 		WREG32_SOC15_DPG_MODE(inst_idx, 0xDEADBEEF,
818 			adev->vcn.inst[inst_idx].aid_id, 0, true);
819 	}
820 
821 	/* enable clock gating */
822 	vcn_v4_0_3_disable_clock_gating_dpg_mode(adev, 0, inst_idx, indirect);
823 
824 	/* enable VCPU clock */
825 	tmp = (0xFF << UVD_VCPU_CNTL__PRB_TIMEOUT_VAL__SHIFT);
826 	tmp |= UVD_VCPU_CNTL__CLK_EN_MASK;
827 	tmp |= UVD_VCPU_CNTL__BLK_RST_MASK;
828 
829 	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
830 		VCN, 0, regUVD_VCPU_CNTL), tmp, 0, indirect);
831 
832 	/* disable master interrupt */
833 	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
834 		VCN, 0, regUVD_MASTINT_EN), 0, 0, indirect);
835 
836 	/* setup regUVD_LMI_CTRL */
837 	tmp = (UVD_LMI_CTRL__WRITE_CLEAN_TIMER_EN_MASK |
838 		UVD_LMI_CTRL__REQ_MODE_MASK |
839 		UVD_LMI_CTRL__CRC_RESET_MASK |
840 		UVD_LMI_CTRL__MASK_MC_URGENT_MASK |
841 		UVD_LMI_CTRL__DATA_COHERENCY_EN_MASK |
842 		UVD_LMI_CTRL__VCPU_DATA_COHERENCY_EN_MASK |
843 		(8 << UVD_LMI_CTRL__WRITE_CLEAN_TIMER__SHIFT) |
844 		0x00100000L);
845 	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
846 		VCN, 0, regUVD_LMI_CTRL), tmp, 0, indirect);
847 
848 	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
849 		VCN, 0, regUVD_MPC_CNTL),
850 		0x2 << UVD_MPC_CNTL__REPLACEMENT_MODE__SHIFT, 0, indirect);
851 
852 	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
853 		VCN, 0, regUVD_MPC_SET_MUXA0),
854 		((0x1 << UVD_MPC_SET_MUXA0__VARA_1__SHIFT) |
855 		 (0x2 << UVD_MPC_SET_MUXA0__VARA_2__SHIFT) |
856 		 (0x3 << UVD_MPC_SET_MUXA0__VARA_3__SHIFT) |
857 		 (0x4 << UVD_MPC_SET_MUXA0__VARA_4__SHIFT)), 0, indirect);
858 
859 	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
860 		VCN, 0, regUVD_MPC_SET_MUXB0),
861 		 ((0x1 << UVD_MPC_SET_MUXB0__VARB_1__SHIFT) |
862 		 (0x2 << UVD_MPC_SET_MUXB0__VARB_2__SHIFT) |
863 		 (0x3 << UVD_MPC_SET_MUXB0__VARB_3__SHIFT) |
864 		 (0x4 << UVD_MPC_SET_MUXB0__VARB_4__SHIFT)), 0, indirect);
865 
866 	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
867 		VCN, 0, regUVD_MPC_SET_MUX),
868 		((0x0 << UVD_MPC_SET_MUX__SET_0__SHIFT) |
869 		 (0x1 << UVD_MPC_SET_MUX__SET_1__SHIFT) |
870 		 (0x2 << UVD_MPC_SET_MUX__SET_2__SHIFT)), 0, indirect);
871 
872 	vcn_v4_0_3_mc_resume_dpg_mode(adev, inst_idx, indirect);
873 
874 	tmp = (0xFF << UVD_VCPU_CNTL__PRB_TIMEOUT_VAL__SHIFT);
875 	tmp |= UVD_VCPU_CNTL__CLK_EN_MASK;
876 	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
877 		VCN, 0, regUVD_VCPU_CNTL), tmp, 0, indirect);
878 
879 	/* enable LMI MC and UMC channels */
880 	tmp = 0x1f << UVD_LMI_CTRL2__RE_OFLD_MIF_WR_REQ_NUM__SHIFT;
881 	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
882 		VCN, 0, regUVD_LMI_CTRL2), tmp, 0, indirect);
883 
884 	vcn_v4_0_3_enable_ras(adev, inst_idx, indirect);
885 
886 	/* enable master interrupt */
887 	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
888 		VCN, 0, regUVD_MASTINT_EN),
889 		UVD_MASTINT_EN__VCPU_EN_MASK, 0, indirect);
890 
891 	if (indirect)
892 		amdgpu_vcn_psp_update_sram(adev, inst_idx, AMDGPU_UCODE_ID_VCN0_RAM);
893 
894 	ring = &adev->vcn.inst[inst_idx].ring_enc[0];
895 
896 	/* program the RB_BASE for ring buffer */
897 	WREG32_SOC15(VCN, vcn_inst, regUVD_RB_BASE_LO,
898 		     lower_32_bits(ring->gpu_addr));
899 	WREG32_SOC15(VCN, vcn_inst, regUVD_RB_BASE_HI,
900 		     upper_32_bits(ring->gpu_addr));
901 
902 	WREG32_SOC15(VCN, vcn_inst, regUVD_RB_SIZE,
903 		     ring->ring_size / sizeof(uint32_t));
904 
905 	/* resetting ring, fw should not check RB ring */
906 	tmp = RREG32_SOC15(VCN, vcn_inst, regVCN_RB_ENABLE);
907 	tmp &= ~(VCN_RB_ENABLE__RB_EN_MASK);
908 	WREG32_SOC15(VCN, vcn_inst, regVCN_RB_ENABLE, tmp);
909 	fw_shared->sq.queue_mode |= FW_QUEUE_RING_RESET;
910 
911 	/* Initialize the ring buffer's read and write pointers */
912 	WREG32_SOC15(VCN, vcn_inst, regUVD_RB_RPTR, 0);
913 	WREG32_SOC15(VCN, vcn_inst, regUVD_RB_WPTR, 0);
914 	ring->wptr = RREG32_SOC15(VCN, vcn_inst, regUVD_RB_WPTR);
915 
916 	tmp = RREG32_SOC15(VCN, vcn_inst, regVCN_RB_ENABLE);
917 	tmp |= VCN_RB_ENABLE__RB_EN_MASK;
918 	WREG32_SOC15(VCN, vcn_inst, regVCN_RB_ENABLE, tmp);
919 	fw_shared->sq.queue_mode &= ~(FW_QUEUE_RING_RESET | FW_QUEUE_DPG_HOLD_OFF);
920 
921 	/*resetting done, fw can check RB ring */
922 	fw_shared->sq.queue_mode &= cpu_to_le32(~FW_QUEUE_RING_RESET);
923 
924 	return 0;
925 }
926 
927 static int vcn_v4_0_3_start_sriov(struct amdgpu_device *adev)
928 {
929 	int i, vcn_inst;
930 	struct amdgpu_ring *ring_enc;
931 	uint64_t cache_addr;
932 	uint64_t rb_enc_addr;
933 	uint64_t ctx_addr;
934 	uint32_t param, resp, expected;
935 	uint32_t offset, cache_size;
936 	uint32_t tmp, timeout;
937 
938 	struct amdgpu_mm_table *table = &adev->virt.mm_table;
939 	uint32_t *table_loc;
940 	uint32_t table_size;
941 	uint32_t size, size_dw;
942 	uint32_t init_status;
943 	uint32_t enabled_vcn;
944 
945 	struct mmsch_v4_0_cmd_direct_write
946 		direct_wt = { {0} };
947 	struct mmsch_v4_0_cmd_direct_read_modify_write
948 		direct_rd_mod_wt = { {0} };
949 	struct mmsch_v4_0_cmd_end end = { {0} };
950 	struct mmsch_v4_0_3_init_header header;
951 
952 	volatile struct amdgpu_vcn4_fw_shared *fw_shared;
953 	volatile struct amdgpu_fw_shared_rb_setup *rb_setup;
954 
955 	direct_wt.cmd_header.command_type =
956 		MMSCH_COMMAND__DIRECT_REG_WRITE;
957 	direct_rd_mod_wt.cmd_header.command_type =
958 		MMSCH_COMMAND__DIRECT_REG_READ_MODIFY_WRITE;
959 	end.cmd_header.command_type = MMSCH_COMMAND__END;
960 
961 	for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
962 		vcn_inst = GET_INST(VCN, i);
963 
964 		vcn_v4_0_3_fw_shared_init(adev, vcn_inst);
965 
966 		memset(&header, 0, sizeof(struct mmsch_v4_0_3_init_header));
967 		header.version = MMSCH_VERSION;
968 		header.total_size = sizeof(struct mmsch_v4_0_3_init_header) >> 2;
969 
970 		table_loc = (uint32_t *)table->cpu_addr;
971 		table_loc += header.total_size;
972 
973 		table_size = 0;
974 
975 		MMSCH_V4_0_INSERT_DIRECT_RD_MOD_WT(SOC15_REG_OFFSET(VCN, 0, regUVD_STATUS),
976 			~UVD_STATUS__UVD_BUSY, UVD_STATUS__UVD_BUSY);
977 
978 		cache_size = AMDGPU_GPU_PAGE_ALIGN(adev->vcn.inst[i].fw->size + 4);
979 
980 		if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
981 			MMSCH_V4_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, 0,
982 				regUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW),
983 				adev->firmware.ucode[AMDGPU_UCODE_ID_VCN + i].tmr_mc_addr_lo);
984 
985 			MMSCH_V4_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, 0,
986 				regUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH),
987 				adev->firmware.ucode[AMDGPU_UCODE_ID_VCN + i].tmr_mc_addr_hi);
988 
989 			offset = 0;
990 			MMSCH_V4_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, 0,
991 				regUVD_VCPU_CACHE_OFFSET0), 0);
992 		} else {
993 			MMSCH_V4_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, 0,
994 				regUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW),
995 				lower_32_bits(adev->vcn.inst[i].gpu_addr));
996 			MMSCH_V4_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, 0,
997 				regUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH),
998 				upper_32_bits(adev->vcn.inst[i].gpu_addr));
999 			offset = cache_size;
1000 			MMSCH_V4_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, 0,
1001 				regUVD_VCPU_CACHE_OFFSET0),
1002 				AMDGPU_UVD_FIRMWARE_OFFSET >> 3);
1003 		}
1004 
1005 		MMSCH_V4_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, 0,
1006 			regUVD_VCPU_CACHE_SIZE0),
1007 			cache_size);
1008 
1009 		cache_addr = adev->vcn.inst[vcn_inst].gpu_addr + offset;
1010 		MMSCH_V4_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, 0,
1011 			regUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW), lower_32_bits(cache_addr));
1012 		MMSCH_V4_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, 0,
1013 			regUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH), upper_32_bits(cache_addr));
1014 		MMSCH_V4_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, 0,
1015 			regUVD_VCPU_CACHE_OFFSET1), 0);
1016 		MMSCH_V4_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, 0,
1017 			regUVD_VCPU_CACHE_SIZE1), AMDGPU_VCN_STACK_SIZE);
1018 
1019 		cache_addr = adev->vcn.inst[vcn_inst].gpu_addr + offset +
1020 			AMDGPU_VCN_STACK_SIZE;
1021 
1022 		MMSCH_V4_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, 0,
1023 			regUVD_LMI_VCPU_CACHE2_64BIT_BAR_LOW), lower_32_bits(cache_addr));
1024 
1025 		MMSCH_V4_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, 0,
1026 			regUVD_LMI_VCPU_CACHE2_64BIT_BAR_HIGH), upper_32_bits(cache_addr));
1027 
1028 		MMSCH_V4_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, 0,
1029 			regUVD_VCPU_CACHE_OFFSET2), 0);
1030 
1031 		MMSCH_V4_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, 0,
1032 			regUVD_VCPU_CACHE_SIZE2), AMDGPU_VCN_CONTEXT_SIZE);
1033 
1034 		fw_shared = adev->vcn.inst[vcn_inst].fw_shared.cpu_addr;
1035 		rb_setup = &fw_shared->rb_setup;
1036 
1037 		ring_enc = &adev->vcn.inst[vcn_inst].ring_enc[0];
1038 		ring_enc->wptr = 0;
1039 		rb_enc_addr = ring_enc->gpu_addr;
1040 
1041 		rb_setup->is_rb_enabled_flags |= RB_ENABLED;
1042 		rb_setup->rb_addr_lo = lower_32_bits(rb_enc_addr);
1043 		rb_setup->rb_addr_hi = upper_32_bits(rb_enc_addr);
1044 		rb_setup->rb_size = ring_enc->ring_size / 4;
1045 		fw_shared->present_flag_0 |= cpu_to_le32(AMDGPU_VCN_VF_RB_SETUP_FLAG);
1046 
1047 		MMSCH_V4_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, 0,
1048 			regUVD_LMI_VCPU_NC0_64BIT_BAR_LOW),
1049 			lower_32_bits(adev->vcn.inst[vcn_inst].fw_shared.gpu_addr));
1050 		MMSCH_V4_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, 0,
1051 			regUVD_LMI_VCPU_NC0_64BIT_BAR_HIGH),
1052 			upper_32_bits(adev->vcn.inst[vcn_inst].fw_shared.gpu_addr));
1053 		MMSCH_V4_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, 0,
1054 			regUVD_VCPU_NONCACHE_SIZE0),
1055 			AMDGPU_GPU_PAGE_ALIGN(sizeof(struct amdgpu_vcn4_fw_shared)));
1056 		MMSCH_V4_0_INSERT_END();
1057 
1058 		header.vcn0.init_status = 0;
1059 		header.vcn0.table_offset = header.total_size;
1060 		header.vcn0.table_size = table_size;
1061 		header.total_size += table_size;
1062 
1063 		/* Send init table to mmsch */
1064 		size = sizeof(struct mmsch_v4_0_3_init_header);
1065 		table_loc = (uint32_t *)table->cpu_addr;
1066 		memcpy((void *)table_loc, &header, size);
1067 
1068 		ctx_addr = table->gpu_addr;
1069 		WREG32_SOC15(VCN, vcn_inst, regMMSCH_VF_CTX_ADDR_LO, lower_32_bits(ctx_addr));
1070 		WREG32_SOC15(VCN, vcn_inst, regMMSCH_VF_CTX_ADDR_HI, upper_32_bits(ctx_addr));
1071 
1072 		tmp = RREG32_SOC15(VCN, vcn_inst, regMMSCH_VF_VMID);
1073 		tmp &= ~MMSCH_VF_VMID__VF_CTX_VMID_MASK;
1074 		tmp |= (0 << MMSCH_VF_VMID__VF_CTX_VMID__SHIFT);
1075 		WREG32_SOC15(VCN, vcn_inst, regMMSCH_VF_VMID, tmp);
1076 
1077 		size = header.total_size;
1078 		WREG32_SOC15(VCN, vcn_inst, regMMSCH_VF_CTX_SIZE, size);
1079 
1080 		WREG32_SOC15(VCN, vcn_inst, regMMSCH_VF_MAILBOX_RESP, 0);
1081 
1082 		param = 0x00000001;
1083 		WREG32_SOC15(VCN, vcn_inst, regMMSCH_VF_MAILBOX_HOST, param);
1084 		tmp = 0;
1085 		timeout = 1000;
1086 		resp = 0;
1087 		expected = MMSCH_VF_MAILBOX_RESP__OK;
1088 		while (resp != expected) {
1089 			resp = RREG32_SOC15(VCN, vcn_inst, regMMSCH_VF_MAILBOX_RESP);
1090 			if (resp != 0)
1091 				break;
1092 
1093 			udelay(10);
1094 			tmp = tmp + 10;
1095 			if (tmp >= timeout) {
1096 				DRM_ERROR("failed to init MMSCH. TIME-OUT after %d usec"\
1097 					" waiting for regMMSCH_VF_MAILBOX_RESP "\
1098 					"(expected=0x%08x, readback=0x%08x)\n",
1099 					tmp, expected, resp);
1100 				return -EBUSY;
1101 			}
1102 		}
1103 
1104 		enabled_vcn = amdgpu_vcn_is_disabled_vcn(adev, VCN_DECODE_RING, 0) ? 1 : 0;
1105 		init_status = ((struct mmsch_v4_0_3_init_header *)(table_loc))->vcn0.init_status;
1106 		if (resp != expected && resp != MMSCH_VF_MAILBOX_RESP__INCOMPLETE
1107 					&& init_status != MMSCH_VF_ENGINE_STATUS__PASS) {
1108 			DRM_ERROR("MMSCH init status is incorrect! readback=0x%08x, header init "\
1109 				"status for VCN%x: 0x%x\n", resp, enabled_vcn, init_status);
1110 		}
1111 	}
1112 
1113 	return 0;
1114 }
1115 
1116 /**
1117  * vcn_v4_0_3_start - VCN start
1118  *
1119  * @adev: amdgpu_device pointer
1120  *
1121  * Start VCN block
1122  */
1123 static int vcn_v4_0_3_start(struct amdgpu_device *adev)
1124 {
1125 	volatile struct amdgpu_vcn4_fw_shared *fw_shared;
1126 	struct amdgpu_ring *ring;
1127 	int i, j, k, r, vcn_inst;
1128 	uint32_t tmp;
1129 
1130 	for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
1131 		if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) {
1132 			r = vcn_v4_0_3_start_dpg_mode(adev, i, adev->vcn.indirect_sram);
1133 			continue;
1134 		}
1135 
1136 		vcn_inst = GET_INST(VCN, i);
1137 		/* set VCN status busy */
1138 		tmp = RREG32_SOC15(VCN, vcn_inst, regUVD_STATUS) |
1139 		      UVD_STATUS__UVD_BUSY;
1140 		WREG32_SOC15(VCN, vcn_inst, regUVD_STATUS, tmp);
1141 
1142 		/*SW clock gating */
1143 		vcn_v4_0_3_disable_clock_gating(adev, i);
1144 
1145 		/* enable VCPU clock */
1146 		WREG32_P(SOC15_REG_OFFSET(VCN, vcn_inst, regUVD_VCPU_CNTL),
1147 			 UVD_VCPU_CNTL__CLK_EN_MASK,
1148 			 ~UVD_VCPU_CNTL__CLK_EN_MASK);
1149 
1150 		/* disable master interrupt */
1151 		WREG32_P(SOC15_REG_OFFSET(VCN, vcn_inst, regUVD_MASTINT_EN), 0,
1152 			 ~UVD_MASTINT_EN__VCPU_EN_MASK);
1153 
1154 		/* enable LMI MC and UMC channels */
1155 		WREG32_P(SOC15_REG_OFFSET(VCN, vcn_inst, regUVD_LMI_CTRL2), 0,
1156 			 ~UVD_LMI_CTRL2__STALL_ARB_UMC_MASK);
1157 
1158 		tmp = RREG32_SOC15(VCN, vcn_inst, regUVD_SOFT_RESET);
1159 		tmp &= ~UVD_SOFT_RESET__LMI_SOFT_RESET_MASK;
1160 		tmp &= ~UVD_SOFT_RESET__LMI_UMC_SOFT_RESET_MASK;
1161 		WREG32_SOC15(VCN, vcn_inst, regUVD_SOFT_RESET, tmp);
1162 
1163 		/* setup regUVD_LMI_CTRL */
1164 		tmp = RREG32_SOC15(VCN, vcn_inst, regUVD_LMI_CTRL);
1165 		WREG32_SOC15(VCN, vcn_inst, regUVD_LMI_CTRL,
1166 			     tmp | UVD_LMI_CTRL__WRITE_CLEAN_TIMER_EN_MASK |
1167 				     UVD_LMI_CTRL__MASK_MC_URGENT_MASK |
1168 				     UVD_LMI_CTRL__DATA_COHERENCY_EN_MASK |
1169 				     UVD_LMI_CTRL__VCPU_DATA_COHERENCY_EN_MASK);
1170 
1171 		/* setup regUVD_MPC_CNTL */
1172 		tmp = RREG32_SOC15(VCN, vcn_inst, regUVD_MPC_CNTL);
1173 		tmp &= ~UVD_MPC_CNTL__REPLACEMENT_MODE_MASK;
1174 		tmp |= 0x2 << UVD_MPC_CNTL__REPLACEMENT_MODE__SHIFT;
1175 		WREG32_SOC15(VCN, vcn_inst, regUVD_MPC_CNTL, tmp);
1176 
1177 		/* setup UVD_MPC_SET_MUXA0 */
1178 		WREG32_SOC15(VCN, vcn_inst, regUVD_MPC_SET_MUXA0,
1179 			     ((0x1 << UVD_MPC_SET_MUXA0__VARA_1__SHIFT) |
1180 			      (0x2 << UVD_MPC_SET_MUXA0__VARA_2__SHIFT) |
1181 			      (0x3 << UVD_MPC_SET_MUXA0__VARA_3__SHIFT) |
1182 			      (0x4 << UVD_MPC_SET_MUXA0__VARA_4__SHIFT)));
1183 
1184 		/* setup UVD_MPC_SET_MUXB0 */
1185 		WREG32_SOC15(VCN, vcn_inst, regUVD_MPC_SET_MUXB0,
1186 			     ((0x1 << UVD_MPC_SET_MUXB0__VARB_1__SHIFT) |
1187 			      (0x2 << UVD_MPC_SET_MUXB0__VARB_2__SHIFT) |
1188 			      (0x3 << UVD_MPC_SET_MUXB0__VARB_3__SHIFT) |
1189 			      (0x4 << UVD_MPC_SET_MUXB0__VARB_4__SHIFT)));
1190 
1191 		/* setup UVD_MPC_SET_MUX */
1192 		WREG32_SOC15(VCN, vcn_inst, regUVD_MPC_SET_MUX,
1193 			     ((0x0 << UVD_MPC_SET_MUX__SET_0__SHIFT) |
1194 			      (0x1 << UVD_MPC_SET_MUX__SET_1__SHIFT) |
1195 			      (0x2 << UVD_MPC_SET_MUX__SET_2__SHIFT)));
1196 
1197 		vcn_v4_0_3_mc_resume(adev, i);
1198 
1199 		/* VCN global tiling registers */
1200 		WREG32_SOC15(VCN, vcn_inst, regUVD_GFX8_ADDR_CONFIG,
1201 			     adev->gfx.config.gb_addr_config);
1202 		WREG32_SOC15(VCN, vcn_inst, regUVD_GFX10_ADDR_CONFIG,
1203 			     adev->gfx.config.gb_addr_config);
1204 
1205 		/* unblock VCPU register access */
1206 		WREG32_P(SOC15_REG_OFFSET(VCN, vcn_inst, regUVD_RB_ARB_CTRL), 0,
1207 			 ~UVD_RB_ARB_CTRL__VCPU_DIS_MASK);
1208 
1209 		/* release VCPU reset to boot */
1210 		WREG32_P(SOC15_REG_OFFSET(VCN, vcn_inst, regUVD_VCPU_CNTL), 0,
1211 			 ~UVD_VCPU_CNTL__BLK_RST_MASK);
1212 
1213 		for (j = 0; j < 10; ++j) {
1214 			uint32_t status;
1215 
1216 			for (k = 0; k < 100; ++k) {
1217 				status = RREG32_SOC15(VCN, vcn_inst,
1218 						      regUVD_STATUS);
1219 				if (status & 2)
1220 					break;
1221 				mdelay(10);
1222 			}
1223 			r = 0;
1224 			if (status & 2)
1225 				break;
1226 
1227 			DRM_DEV_ERROR(adev->dev,
1228 				"VCN decode not responding, trying to reset the VCPU!!!\n");
1229 			WREG32_P(SOC15_REG_OFFSET(VCN, vcn_inst,
1230 						  regUVD_VCPU_CNTL),
1231 				 UVD_VCPU_CNTL__BLK_RST_MASK,
1232 				 ~UVD_VCPU_CNTL__BLK_RST_MASK);
1233 			mdelay(10);
1234 			WREG32_P(SOC15_REG_OFFSET(VCN, vcn_inst,
1235 						  regUVD_VCPU_CNTL),
1236 				 0, ~UVD_VCPU_CNTL__BLK_RST_MASK);
1237 
1238 			mdelay(10);
1239 			r = -1;
1240 		}
1241 
1242 		if (r) {
1243 			DRM_DEV_ERROR(adev->dev, "VCN decode not responding, giving up!!!\n");
1244 			return r;
1245 		}
1246 
1247 		/* enable master interrupt */
1248 		WREG32_P(SOC15_REG_OFFSET(VCN, vcn_inst, regUVD_MASTINT_EN),
1249 			 UVD_MASTINT_EN__VCPU_EN_MASK,
1250 			 ~UVD_MASTINT_EN__VCPU_EN_MASK);
1251 
1252 		/* clear the busy bit of VCN_STATUS */
1253 		WREG32_P(SOC15_REG_OFFSET(VCN, vcn_inst, regUVD_STATUS), 0,
1254 			 ~(2 << UVD_STATUS__VCPU_REPORT__SHIFT));
1255 
1256 		ring = &adev->vcn.inst[i].ring_enc[0];
1257 		fw_shared = adev->vcn.inst[i].fw_shared.cpu_addr;
1258 
1259 		/* program the RB_BASE for ring buffer */
1260 		WREG32_SOC15(VCN, vcn_inst, regUVD_RB_BASE_LO,
1261 			     lower_32_bits(ring->gpu_addr));
1262 		WREG32_SOC15(VCN, vcn_inst, regUVD_RB_BASE_HI,
1263 			     upper_32_bits(ring->gpu_addr));
1264 
1265 		WREG32_SOC15(VCN, vcn_inst, regUVD_RB_SIZE,
1266 			     ring->ring_size / sizeof(uint32_t));
1267 
1268 		/* resetting ring, fw should not check RB ring */
1269 		tmp = RREG32_SOC15(VCN, vcn_inst, regVCN_RB_ENABLE);
1270 		tmp &= ~(VCN_RB_ENABLE__RB_EN_MASK);
1271 		WREG32_SOC15(VCN, vcn_inst, regVCN_RB_ENABLE, tmp);
1272 
1273 		/* Initialize the ring buffer's read and write pointers */
1274 		WREG32_SOC15(VCN, vcn_inst, regUVD_RB_RPTR, 0);
1275 		WREG32_SOC15(VCN, vcn_inst, regUVD_RB_WPTR, 0);
1276 
1277 		tmp = RREG32_SOC15(VCN, vcn_inst, regVCN_RB_ENABLE);
1278 		tmp |= VCN_RB_ENABLE__RB_EN_MASK;
1279 		WREG32_SOC15(VCN, vcn_inst, regVCN_RB_ENABLE, tmp);
1280 
1281 		ring->wptr = RREG32_SOC15(VCN, vcn_inst, regUVD_RB_WPTR);
1282 		fw_shared->sq.queue_mode &=
1283 			cpu_to_le32(~(FW_QUEUE_RING_RESET | FW_QUEUE_DPG_HOLD_OFF));
1284 
1285 	}
1286 	return 0;
1287 }
1288 
1289 /**
1290  * vcn_v4_0_3_stop_dpg_mode - VCN stop with dpg mode
1291  *
1292  * @adev: amdgpu_device pointer
1293  * @inst_idx: instance number index
1294  *
1295  * Stop VCN block with dpg mode
1296  */
1297 static int vcn_v4_0_3_stop_dpg_mode(struct amdgpu_device *adev, int inst_idx)
1298 {
1299 	uint32_t tmp;
1300 	int vcn_inst;
1301 
1302 	vcn_inst = GET_INST(VCN, inst_idx);
1303 
1304 	/* Wait for power status to be 1 */
1305 	SOC15_WAIT_ON_RREG(VCN, vcn_inst, regUVD_POWER_STATUS, 1,
1306 			   UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
1307 
1308 	/* wait for read ptr to be equal to write ptr */
1309 	tmp = RREG32_SOC15(VCN, vcn_inst, regUVD_RB_WPTR);
1310 	SOC15_WAIT_ON_RREG(VCN, vcn_inst, regUVD_RB_RPTR, tmp, 0xFFFFFFFF);
1311 
1312 	SOC15_WAIT_ON_RREG(VCN, vcn_inst, regUVD_POWER_STATUS, 1,
1313 			   UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
1314 
1315 	/* disable dynamic power gating mode */
1316 	WREG32_P(SOC15_REG_OFFSET(VCN, vcn_inst, regUVD_POWER_STATUS), 0,
1317 		 ~UVD_POWER_STATUS__UVD_PG_MODE_MASK);
1318 	return 0;
1319 }
1320 
1321 /**
1322  * vcn_v4_0_3_stop - VCN stop
1323  *
1324  * @adev: amdgpu_device pointer
1325  *
1326  * Stop VCN block
1327  */
1328 static int vcn_v4_0_3_stop(struct amdgpu_device *adev)
1329 {
1330 	volatile struct amdgpu_vcn4_fw_shared *fw_shared;
1331 	int i, r = 0, vcn_inst;
1332 	uint32_t tmp;
1333 
1334 	for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
1335 		vcn_inst = GET_INST(VCN, i);
1336 
1337 		fw_shared = adev->vcn.inst[i].fw_shared.cpu_addr;
1338 		fw_shared->sq.queue_mode |= FW_QUEUE_DPG_HOLD_OFF;
1339 
1340 		if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) {
1341 			vcn_v4_0_3_stop_dpg_mode(adev, i);
1342 			continue;
1343 		}
1344 
1345 		/* wait for vcn idle */
1346 		r = SOC15_WAIT_ON_RREG(VCN, vcn_inst, regUVD_STATUS,
1347 				       UVD_STATUS__IDLE, 0x7);
1348 		if (r)
1349 			goto Done;
1350 
1351 		tmp = UVD_LMI_STATUS__VCPU_LMI_WRITE_CLEAN_MASK |
1352 			UVD_LMI_STATUS__READ_CLEAN_MASK |
1353 			UVD_LMI_STATUS__WRITE_CLEAN_MASK |
1354 			UVD_LMI_STATUS__WRITE_CLEAN_RAW_MASK;
1355 		r = SOC15_WAIT_ON_RREG(VCN, vcn_inst, regUVD_LMI_STATUS, tmp,
1356 				       tmp);
1357 		if (r)
1358 			goto Done;
1359 
1360 		/* stall UMC channel */
1361 		tmp = RREG32_SOC15(VCN, vcn_inst, regUVD_LMI_CTRL2);
1362 		tmp |= UVD_LMI_CTRL2__STALL_ARB_UMC_MASK;
1363 		WREG32_SOC15(VCN, vcn_inst, regUVD_LMI_CTRL2, tmp);
1364 		tmp = UVD_LMI_STATUS__UMC_READ_CLEAN_RAW_MASK |
1365 			UVD_LMI_STATUS__UMC_WRITE_CLEAN_RAW_MASK;
1366 		r = SOC15_WAIT_ON_RREG(VCN, vcn_inst, regUVD_LMI_STATUS, tmp,
1367 				       tmp);
1368 		if (r)
1369 			goto Done;
1370 
1371 		/* Unblock VCPU Register access */
1372 		WREG32_P(SOC15_REG_OFFSET(VCN, vcn_inst, regUVD_RB_ARB_CTRL),
1373 			 UVD_RB_ARB_CTRL__VCPU_DIS_MASK,
1374 			 ~UVD_RB_ARB_CTRL__VCPU_DIS_MASK);
1375 
1376 		/* release VCPU reset to boot */
1377 		WREG32_P(SOC15_REG_OFFSET(VCN, vcn_inst, regUVD_VCPU_CNTL),
1378 			 UVD_VCPU_CNTL__BLK_RST_MASK,
1379 			 ~UVD_VCPU_CNTL__BLK_RST_MASK);
1380 
1381 		/* disable VCPU clock */
1382 		WREG32_P(SOC15_REG_OFFSET(VCN, vcn_inst, regUVD_VCPU_CNTL), 0,
1383 			 ~(UVD_VCPU_CNTL__CLK_EN_MASK));
1384 
1385 		/* reset LMI UMC/LMI/VCPU */
1386 		tmp = RREG32_SOC15(VCN, vcn_inst, regUVD_SOFT_RESET);
1387 		tmp |= UVD_SOFT_RESET__LMI_UMC_SOFT_RESET_MASK;
1388 		WREG32_SOC15(VCN, vcn_inst, regUVD_SOFT_RESET, tmp);
1389 
1390 		tmp = RREG32_SOC15(VCN, vcn_inst, regUVD_SOFT_RESET);
1391 		tmp |= UVD_SOFT_RESET__LMI_SOFT_RESET_MASK;
1392 		WREG32_SOC15(VCN, vcn_inst, regUVD_SOFT_RESET, tmp);
1393 
1394 		/* clear VCN status */
1395 		WREG32_SOC15(VCN, vcn_inst, regUVD_STATUS, 0);
1396 
1397 		/* apply HW clock gating */
1398 		vcn_v4_0_3_enable_clock_gating(adev, i);
1399 	}
1400 Done:
1401 	return 0;
1402 }
1403 
1404 /**
1405  * vcn_v4_0_3_pause_dpg_mode - VCN pause with dpg mode
1406  *
1407  * @adev: amdgpu_device pointer
1408  * @inst_idx: instance number index
1409  * @new_state: pause state
1410  *
1411  * Pause dpg mode for VCN block
1412  */
1413 static int vcn_v4_0_3_pause_dpg_mode(struct amdgpu_device *adev, int inst_idx,
1414 				struct dpg_pause_state *new_state)
1415 {
1416 
1417 	return 0;
1418 }
1419 
1420 /**
1421  * vcn_v4_0_3_unified_ring_get_rptr - get unified read pointer
1422  *
1423  * @ring: amdgpu_ring pointer
1424  *
1425  * Returns the current hardware unified read pointer
1426  */
1427 static uint64_t vcn_v4_0_3_unified_ring_get_rptr(struct amdgpu_ring *ring)
1428 {
1429 	struct amdgpu_device *adev = ring->adev;
1430 
1431 	if (ring != &adev->vcn.inst[ring->me].ring_enc[0])
1432 		DRM_ERROR("wrong ring id is identified in %s", __func__);
1433 
1434 	return RREG32_SOC15(VCN, GET_INST(VCN, ring->me), regUVD_RB_RPTR);
1435 }
1436 
1437 /**
1438  * vcn_v4_0_3_unified_ring_get_wptr - get unified write pointer
1439  *
1440  * @ring: amdgpu_ring pointer
1441  *
1442  * Returns the current hardware unified write pointer
1443  */
1444 static uint64_t vcn_v4_0_3_unified_ring_get_wptr(struct amdgpu_ring *ring)
1445 {
1446 	struct amdgpu_device *adev = ring->adev;
1447 
1448 	if (ring != &adev->vcn.inst[ring->me].ring_enc[0])
1449 		DRM_ERROR("wrong ring id is identified in %s", __func__);
1450 
1451 	if (ring->use_doorbell)
1452 		return *ring->wptr_cpu_addr;
1453 	else
1454 		return RREG32_SOC15(VCN, GET_INST(VCN, ring->me),
1455 				    regUVD_RB_WPTR);
1456 }
1457 
1458 static void vcn_v4_0_3_enc_ring_emit_reg_wait(struct amdgpu_ring *ring, uint32_t reg,
1459 				uint32_t val, uint32_t mask)
1460 {
1461 	/* Use normalized offsets when required */
1462 	if (vcn_v4_0_3_normalizn_reqd(ring->adev))
1463 		reg = NORMALIZE_VCN_REG_OFFSET(reg);
1464 
1465 	amdgpu_ring_write(ring, VCN_ENC_CMD_REG_WAIT);
1466 	amdgpu_ring_write(ring, reg << 2);
1467 	amdgpu_ring_write(ring, mask);
1468 	amdgpu_ring_write(ring, val);
1469 }
1470 
1471 static void vcn_v4_0_3_enc_ring_emit_wreg(struct amdgpu_ring *ring, uint32_t reg, uint32_t val)
1472 {
1473 	/* Use normalized offsets when required */
1474 	if (vcn_v4_0_3_normalizn_reqd(ring->adev))
1475 		reg = NORMALIZE_VCN_REG_OFFSET(reg);
1476 
1477 	amdgpu_ring_write(ring, VCN_ENC_CMD_REG_WRITE);
1478 	amdgpu_ring_write(ring,	reg << 2);
1479 	amdgpu_ring_write(ring, val);
1480 }
1481 
1482 static void vcn_v4_0_3_enc_ring_emit_vm_flush(struct amdgpu_ring *ring,
1483 				unsigned int vmid, uint64_t pd_addr)
1484 {
1485 	struct amdgpu_vmhub *hub = &ring->adev->vmhub[ring->vm_hub];
1486 
1487 	pd_addr = amdgpu_gmc_emit_flush_gpu_tlb(ring, vmid, pd_addr);
1488 
1489 	/* wait for reg writes */
1490 	vcn_v4_0_3_enc_ring_emit_reg_wait(ring, hub->ctx0_ptb_addr_lo32 +
1491 					vmid * hub->ctx_addr_distance,
1492 					lower_32_bits(pd_addr), 0xffffffff);
1493 }
1494 
1495 static void vcn_v4_0_3_ring_emit_hdp_flush(struct amdgpu_ring *ring)
1496 {
1497 	/* VCN engine access for HDP flush doesn't work when RRMT is enabled.
1498 	 * This is a workaround to avoid any HDP flush through VCN ring.
1499 	 */
1500 }
1501 
1502 /**
1503  * vcn_v4_0_3_unified_ring_set_wptr - set enc write pointer
1504  *
1505  * @ring: amdgpu_ring pointer
1506  *
1507  * Commits the enc write pointer to the hardware
1508  */
1509 static void vcn_v4_0_3_unified_ring_set_wptr(struct amdgpu_ring *ring)
1510 {
1511 	struct amdgpu_device *adev = ring->adev;
1512 
1513 	if (ring != &adev->vcn.inst[ring->me].ring_enc[0])
1514 		DRM_ERROR("wrong ring id is identified in %s", __func__);
1515 
1516 	if (ring->use_doorbell) {
1517 		*ring->wptr_cpu_addr = lower_32_bits(ring->wptr);
1518 		WDOORBELL32(ring->doorbell_index, lower_32_bits(ring->wptr));
1519 	} else {
1520 		WREG32_SOC15(VCN, GET_INST(VCN, ring->me), regUVD_RB_WPTR,
1521 			     lower_32_bits(ring->wptr));
1522 	}
1523 }
1524 
1525 static const struct amdgpu_ring_funcs vcn_v4_0_3_unified_ring_vm_funcs = {
1526 	.type = AMDGPU_RING_TYPE_VCN_ENC,
1527 	.align_mask = 0x3f,
1528 	.nop = VCN_ENC_CMD_NO_OP,
1529 	.get_rptr = vcn_v4_0_3_unified_ring_get_rptr,
1530 	.get_wptr = vcn_v4_0_3_unified_ring_get_wptr,
1531 	.set_wptr = vcn_v4_0_3_unified_ring_set_wptr,
1532 	.emit_frame_size =
1533 		SOC15_FLUSH_GPU_TLB_NUM_WREG * 3 +
1534 		SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 4 +
1535 		4 + /* vcn_v2_0_enc_ring_emit_vm_flush */
1536 		5 + 5 + /* vcn_v2_0_enc_ring_emit_fence x2 vm fence */
1537 		1, /* vcn_v2_0_enc_ring_insert_end */
1538 	.emit_ib_size = 5, /* vcn_v2_0_enc_ring_emit_ib */
1539 	.emit_ib = vcn_v2_0_enc_ring_emit_ib,
1540 	.emit_fence = vcn_v2_0_enc_ring_emit_fence,
1541 	.emit_vm_flush = vcn_v4_0_3_enc_ring_emit_vm_flush,
1542 	.emit_hdp_flush = vcn_v4_0_3_ring_emit_hdp_flush,
1543 	.test_ring = amdgpu_vcn_enc_ring_test_ring,
1544 	.test_ib = amdgpu_vcn_unified_ring_test_ib,
1545 	.insert_nop = amdgpu_ring_insert_nop,
1546 	.insert_end = vcn_v2_0_enc_ring_insert_end,
1547 	.pad_ib = amdgpu_ring_generic_pad_ib,
1548 	.begin_use = amdgpu_vcn_ring_begin_use,
1549 	.end_use = amdgpu_vcn_ring_end_use,
1550 	.emit_wreg = vcn_v4_0_3_enc_ring_emit_wreg,
1551 	.emit_reg_wait = vcn_v4_0_3_enc_ring_emit_reg_wait,
1552 	.emit_reg_write_reg_wait = amdgpu_ring_emit_reg_write_reg_wait_helper,
1553 };
1554 
1555 /**
1556  * vcn_v4_0_3_set_unified_ring_funcs - set unified ring functions
1557  *
1558  * @adev: amdgpu_device pointer
1559  *
1560  * Set unified ring functions
1561  */
1562 static void vcn_v4_0_3_set_unified_ring_funcs(struct amdgpu_device *adev)
1563 {
1564 	int i, vcn_inst;
1565 
1566 	for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
1567 		adev->vcn.inst[i].ring_enc[0].funcs = &vcn_v4_0_3_unified_ring_vm_funcs;
1568 		adev->vcn.inst[i].ring_enc[0].me = i;
1569 		vcn_inst = GET_INST(VCN, i);
1570 		adev->vcn.inst[i].aid_id =
1571 			vcn_inst / adev->vcn.num_inst_per_aid;
1572 	}
1573 }
1574 
1575 /**
1576  * vcn_v4_0_3_is_idle - check VCN block is idle
1577  *
1578  * @handle: amdgpu_device pointer
1579  *
1580  * Check whether VCN block is idle
1581  */
1582 static bool vcn_v4_0_3_is_idle(void *handle)
1583 {
1584 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1585 	int i, ret = 1;
1586 
1587 	for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
1588 		ret &= (RREG32_SOC15(VCN, GET_INST(VCN, i), regUVD_STATUS) ==
1589 			UVD_STATUS__IDLE);
1590 	}
1591 
1592 	return ret;
1593 }
1594 
1595 /**
1596  * vcn_v4_0_3_wait_for_idle - wait for VCN block idle
1597  *
1598  * @ip_block: Pointer to the amdgpu_ip_block for this hw instance.
1599  *
1600  * Wait for VCN block idle
1601  */
1602 static int vcn_v4_0_3_wait_for_idle(struct amdgpu_ip_block *ip_block)
1603 {
1604 	struct amdgpu_device *adev = ip_block->adev;
1605 	int i, ret = 0;
1606 
1607 	for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
1608 		ret = SOC15_WAIT_ON_RREG(VCN, GET_INST(VCN, i), regUVD_STATUS,
1609 					 UVD_STATUS__IDLE, UVD_STATUS__IDLE);
1610 		if (ret)
1611 			return ret;
1612 	}
1613 
1614 	return ret;
1615 }
1616 
1617 /* vcn_v4_0_3_set_clockgating_state - set VCN block clockgating state
1618  *
1619  * @ip_block: amdgpu_ip_block pointer
1620  * @state: clock gating state
1621  *
1622  * Set VCN block clockgating state
1623  */
1624 static int vcn_v4_0_3_set_clockgating_state(struct amdgpu_ip_block *ip_block,
1625 					  enum amd_clockgating_state state)
1626 {
1627 	struct amdgpu_device *adev = ip_block->adev;
1628 	bool enable = state == AMD_CG_STATE_GATE;
1629 	int i;
1630 
1631 	for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
1632 		if (enable) {
1633 			if (RREG32_SOC15(VCN, GET_INST(VCN, i),
1634 					 regUVD_STATUS) != UVD_STATUS__IDLE)
1635 				return -EBUSY;
1636 			vcn_v4_0_3_enable_clock_gating(adev, i);
1637 		} else {
1638 			vcn_v4_0_3_disable_clock_gating(adev, i);
1639 		}
1640 	}
1641 	return 0;
1642 }
1643 
1644 /**
1645  * vcn_v4_0_3_set_powergating_state - set VCN block powergating state
1646  *
1647  * @ip_block: amdgpu_ip_block pointer
1648  * @state: power gating state
1649  *
1650  * Set VCN block powergating state
1651  */
1652 static int vcn_v4_0_3_set_powergating_state(struct amdgpu_ip_block *ip_block,
1653 					  enum amd_powergating_state state)
1654 {
1655 	struct amdgpu_device *adev = ip_block->adev;
1656 	int ret;
1657 
1658 	/* for SRIOV, guest should not control VCN Power-gating
1659 	 * MMSCH FW should control Power-gating and clock-gating
1660 	 * guest should avoid touching CGC and PG
1661 	 */
1662 	if (amdgpu_sriov_vf(adev)) {
1663 		adev->vcn.cur_state = AMD_PG_STATE_UNGATE;
1664 		return 0;
1665 	}
1666 
1667 	if (state == adev->vcn.cur_state)
1668 		return 0;
1669 
1670 	if (state == AMD_PG_STATE_GATE)
1671 		ret = vcn_v4_0_3_stop(adev);
1672 	else
1673 		ret = vcn_v4_0_3_start(adev);
1674 
1675 	if (!ret)
1676 		adev->vcn.cur_state = state;
1677 
1678 	return ret;
1679 }
1680 
1681 /**
1682  * vcn_v4_0_3_set_interrupt_state - set VCN block interrupt state
1683  *
1684  * @adev: amdgpu_device pointer
1685  * @source: interrupt sources
1686  * @type: interrupt types
1687  * @state: interrupt states
1688  *
1689  * Set VCN block interrupt state
1690  */
1691 static int vcn_v4_0_3_set_interrupt_state(struct amdgpu_device *adev,
1692 					struct amdgpu_irq_src *source,
1693 					unsigned int type,
1694 					enum amdgpu_interrupt_state state)
1695 {
1696 	return 0;
1697 }
1698 
1699 /**
1700  * vcn_v4_0_3_process_interrupt - process VCN block interrupt
1701  *
1702  * @adev: amdgpu_device pointer
1703  * @source: interrupt sources
1704  * @entry: interrupt entry from clients and sources
1705  *
1706  * Process VCN block interrupt
1707  */
1708 static int vcn_v4_0_3_process_interrupt(struct amdgpu_device *adev,
1709 				      struct amdgpu_irq_src *source,
1710 				      struct amdgpu_iv_entry *entry)
1711 {
1712 	uint32_t i, inst;
1713 
1714 	i = node_id_to_phys_map[entry->node_id];
1715 
1716 	DRM_DEV_DEBUG(adev->dev, "IH: VCN TRAP\n");
1717 
1718 	for (inst = 0; inst < adev->vcn.num_vcn_inst; ++inst)
1719 		if (adev->vcn.inst[inst].aid_id == i)
1720 			break;
1721 
1722 	if (inst >= adev->vcn.num_vcn_inst) {
1723 		dev_WARN_ONCE(adev->dev, 1,
1724 			      "Interrupt received for unknown VCN instance %d",
1725 			      entry->node_id);
1726 		return 0;
1727 	}
1728 
1729 	switch (entry->src_id) {
1730 	case VCN_4_0__SRCID__UVD_ENC_GENERAL_PURPOSE:
1731 		amdgpu_fence_process(&adev->vcn.inst[inst].ring_enc[0]);
1732 		break;
1733 	default:
1734 		DRM_DEV_ERROR(adev->dev, "Unhandled interrupt: %d %d\n",
1735 			  entry->src_id, entry->src_data[0]);
1736 		break;
1737 	}
1738 
1739 	return 0;
1740 }
1741 
1742 static const struct amdgpu_irq_src_funcs vcn_v4_0_3_irq_funcs = {
1743 	.set = vcn_v4_0_3_set_interrupt_state,
1744 	.process = vcn_v4_0_3_process_interrupt,
1745 };
1746 
1747 /**
1748  * vcn_v4_0_3_set_irq_funcs - set VCN block interrupt irq functions
1749  *
1750  * @adev: amdgpu_device pointer
1751  *
1752  * Set VCN block interrupt irq functions
1753  */
1754 static void vcn_v4_0_3_set_irq_funcs(struct amdgpu_device *adev)
1755 {
1756 	int i;
1757 
1758 	for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
1759 		adev->vcn.inst->irq.num_types++;
1760 	}
1761 	adev->vcn.inst->irq.funcs = &vcn_v4_0_3_irq_funcs;
1762 }
1763 
1764 static void vcn_v4_0_3_print_ip_state(struct amdgpu_ip_block *ip_block, struct drm_printer *p)
1765 {
1766 	struct amdgpu_device *adev = ip_block->adev;
1767 	int i, j;
1768 	uint32_t reg_count = ARRAY_SIZE(vcn_reg_list_4_0_3);
1769 	uint32_t inst_off, is_powered;
1770 
1771 	if (!adev->vcn.ip_dump)
1772 		return;
1773 
1774 	drm_printf(p, "num_instances:%d\n", adev->vcn.num_vcn_inst);
1775 	for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
1776 		if (adev->vcn.harvest_config & (1 << i)) {
1777 			drm_printf(p, "\nHarvested Instance:VCN%d Skipping dump\n", i);
1778 			continue;
1779 		}
1780 
1781 		inst_off = i * reg_count;
1782 		is_powered = (adev->vcn.ip_dump[inst_off] &
1783 				UVD_POWER_STATUS__UVD_POWER_STATUS_MASK) != 1;
1784 
1785 		if (is_powered) {
1786 			drm_printf(p, "\nActive Instance:VCN%d\n", i);
1787 			for (j = 0; j < reg_count; j++)
1788 				drm_printf(p, "%-50s \t 0x%08x\n", vcn_reg_list_4_0_3[j].reg_name,
1789 					   adev->vcn.ip_dump[inst_off + j]);
1790 		} else {
1791 			drm_printf(p, "\nInactive Instance:VCN%d\n", i);
1792 		}
1793 	}
1794 }
1795 
1796 static void vcn_v4_0_3_dump_ip_state(struct amdgpu_ip_block *ip_block)
1797 {
1798 	struct amdgpu_device *adev = ip_block->adev;
1799 	int i, j;
1800 	bool is_powered;
1801 	uint32_t inst_off, inst_id;
1802 	uint32_t reg_count = ARRAY_SIZE(vcn_reg_list_4_0_3);
1803 
1804 	if (!adev->vcn.ip_dump)
1805 		return;
1806 
1807 	for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
1808 		if (adev->vcn.harvest_config & (1 << i))
1809 			continue;
1810 
1811 		inst_id = GET_INST(VCN, i);
1812 		inst_off = i * reg_count;
1813 		/* mmUVD_POWER_STATUS is always readable and is first element of the array */
1814 		adev->vcn.ip_dump[inst_off] = RREG32_SOC15(VCN, inst_id, regUVD_POWER_STATUS);
1815 		is_powered = (adev->vcn.ip_dump[inst_off] &
1816 				UVD_POWER_STATUS__UVD_POWER_STATUS_MASK) != 1;
1817 
1818 		if (is_powered)
1819 			for (j = 1; j < reg_count; j++)
1820 				adev->vcn.ip_dump[inst_off + j] =
1821 					RREG32(SOC15_REG_ENTRY_OFFSET_INST(vcn_reg_list_4_0_3[j],
1822 									   inst_id));
1823 	}
1824 }
1825 
1826 static const struct amd_ip_funcs vcn_v4_0_3_ip_funcs = {
1827 	.name = "vcn_v4_0_3",
1828 	.early_init = vcn_v4_0_3_early_init,
1829 	.sw_init = vcn_v4_0_3_sw_init,
1830 	.sw_fini = vcn_v4_0_3_sw_fini,
1831 	.hw_init = vcn_v4_0_3_hw_init,
1832 	.hw_fini = vcn_v4_0_3_hw_fini,
1833 	.suspend = vcn_v4_0_3_suspend,
1834 	.resume = vcn_v4_0_3_resume,
1835 	.is_idle = vcn_v4_0_3_is_idle,
1836 	.wait_for_idle = vcn_v4_0_3_wait_for_idle,
1837 	.set_clockgating_state = vcn_v4_0_3_set_clockgating_state,
1838 	.set_powergating_state = vcn_v4_0_3_set_powergating_state,
1839 	.dump_ip_state = vcn_v4_0_3_dump_ip_state,
1840 	.print_ip_state = vcn_v4_0_3_print_ip_state,
1841 };
1842 
1843 const struct amdgpu_ip_block_version vcn_v4_0_3_ip_block = {
1844 	.type = AMD_IP_BLOCK_TYPE_VCN,
1845 	.major = 4,
1846 	.minor = 0,
1847 	.rev = 3,
1848 	.funcs = &vcn_v4_0_3_ip_funcs,
1849 };
1850 
1851 static const struct amdgpu_ras_err_status_reg_entry vcn_v4_0_3_ue_reg_list[] = {
1852 	{AMDGPU_RAS_REG_ENTRY(VCN, 0, regVCN_UE_ERR_STATUS_LO_VIDD, regVCN_UE_ERR_STATUS_HI_VIDD),
1853 	1, (AMDGPU_RAS_ERR_INFO_VALID | AMDGPU_RAS_ERR_STATUS_VALID), "VIDD"},
1854 	{AMDGPU_RAS_REG_ENTRY(VCN, 0, regVCN_UE_ERR_STATUS_LO_VIDV, regVCN_UE_ERR_STATUS_HI_VIDV),
1855 	1, (AMDGPU_RAS_ERR_INFO_VALID | AMDGPU_RAS_ERR_STATUS_VALID), "VIDV"},
1856 };
1857 
1858 static void vcn_v4_0_3_inst_query_ras_error_count(struct amdgpu_device *adev,
1859 						  uint32_t vcn_inst,
1860 						  void *ras_err_status)
1861 {
1862 	struct ras_err_data *err_data = (struct ras_err_data *)ras_err_status;
1863 
1864 	/* vcn v4_0_3 only support query uncorrectable errors */
1865 	amdgpu_ras_inst_query_ras_error_count(adev,
1866 			vcn_v4_0_3_ue_reg_list,
1867 			ARRAY_SIZE(vcn_v4_0_3_ue_reg_list),
1868 			NULL, 0, GET_INST(VCN, vcn_inst),
1869 			AMDGPU_RAS_ERROR__MULTI_UNCORRECTABLE,
1870 			&err_data->ue_count);
1871 }
1872 
1873 static void vcn_v4_0_3_query_ras_error_count(struct amdgpu_device *adev,
1874 					     void *ras_err_status)
1875 {
1876 	uint32_t i;
1877 
1878 	if (!amdgpu_ras_is_supported(adev, AMDGPU_RAS_BLOCK__VCN)) {
1879 		dev_warn(adev->dev, "VCN RAS is not supported\n");
1880 		return;
1881 	}
1882 
1883 	for (i = 0; i < adev->vcn.num_vcn_inst; i++)
1884 		vcn_v4_0_3_inst_query_ras_error_count(adev, i, ras_err_status);
1885 }
1886 
1887 static void vcn_v4_0_3_inst_reset_ras_error_count(struct amdgpu_device *adev,
1888 						  uint32_t vcn_inst)
1889 {
1890 	amdgpu_ras_inst_reset_ras_error_count(adev,
1891 					vcn_v4_0_3_ue_reg_list,
1892 					ARRAY_SIZE(vcn_v4_0_3_ue_reg_list),
1893 					GET_INST(VCN, vcn_inst));
1894 }
1895 
1896 static void vcn_v4_0_3_reset_ras_error_count(struct amdgpu_device *adev)
1897 {
1898 	uint32_t i;
1899 
1900 	if (!amdgpu_ras_is_supported(adev, AMDGPU_RAS_BLOCK__VCN)) {
1901 		dev_warn(adev->dev, "VCN RAS is not supported\n");
1902 		return;
1903 	}
1904 
1905 	for (i = 0; i < adev->vcn.num_vcn_inst; i++)
1906 		vcn_v4_0_3_inst_reset_ras_error_count(adev, i);
1907 }
1908 
1909 static const struct amdgpu_ras_block_hw_ops vcn_v4_0_3_ras_hw_ops = {
1910 	.query_ras_error_count = vcn_v4_0_3_query_ras_error_count,
1911 	.reset_ras_error_count = vcn_v4_0_3_reset_ras_error_count,
1912 };
1913 
1914 static int vcn_v4_0_3_aca_bank_parser(struct aca_handle *handle, struct aca_bank *bank,
1915 				      enum aca_smu_type type, void *data)
1916 {
1917 	struct aca_bank_info info;
1918 	u64 misc0;
1919 	int ret;
1920 
1921 	ret = aca_bank_info_decode(bank, &info);
1922 	if (ret)
1923 		return ret;
1924 
1925 	misc0 = bank->regs[ACA_REG_IDX_MISC0];
1926 	switch (type) {
1927 	case ACA_SMU_TYPE_UE:
1928 		bank->aca_err_type = ACA_ERROR_TYPE_UE;
1929 		ret = aca_error_cache_log_bank_error(handle, &info, ACA_ERROR_TYPE_UE,
1930 						     1ULL);
1931 		break;
1932 	case ACA_SMU_TYPE_CE:
1933 		bank->aca_err_type = ACA_ERROR_TYPE_CE;
1934 		ret = aca_error_cache_log_bank_error(handle, &info, ACA_ERROR_TYPE_CE,
1935 						     ACA_REG__MISC0__ERRCNT(misc0));
1936 		break;
1937 	default:
1938 		return -EINVAL;
1939 	}
1940 
1941 	return ret;
1942 }
1943 
1944 /* reference to smu driver if header file */
1945 static int vcn_v4_0_3_err_codes[] = {
1946 	14, 15, /* VCN */
1947 };
1948 
1949 static bool vcn_v4_0_3_aca_bank_is_valid(struct aca_handle *handle, struct aca_bank *bank,
1950 					 enum aca_smu_type type, void *data)
1951 {
1952 	u32 instlo;
1953 
1954 	instlo = ACA_REG__IPID__INSTANCEIDLO(bank->regs[ACA_REG_IDX_IPID]);
1955 	instlo &= GENMASK(31, 1);
1956 
1957 	if (instlo != mmSMNAID_AID0_MCA_SMU)
1958 		return false;
1959 
1960 	if (aca_bank_check_error_codes(handle->adev, bank,
1961 				       vcn_v4_0_3_err_codes,
1962 				       ARRAY_SIZE(vcn_v4_0_3_err_codes)))
1963 		return false;
1964 
1965 	return true;
1966 }
1967 
1968 static const struct aca_bank_ops vcn_v4_0_3_aca_bank_ops = {
1969 	.aca_bank_parser = vcn_v4_0_3_aca_bank_parser,
1970 	.aca_bank_is_valid = vcn_v4_0_3_aca_bank_is_valid,
1971 };
1972 
1973 static const struct aca_info vcn_v4_0_3_aca_info = {
1974 	.hwip = ACA_HWIP_TYPE_SMU,
1975 	.mask = ACA_ERROR_UE_MASK,
1976 	.bank_ops = &vcn_v4_0_3_aca_bank_ops,
1977 };
1978 
1979 static int vcn_v4_0_3_ras_late_init(struct amdgpu_device *adev, struct ras_common_if *ras_block)
1980 {
1981 	int r;
1982 
1983 	r = amdgpu_ras_block_late_init(adev, ras_block);
1984 	if (r)
1985 		return r;
1986 
1987 	r = amdgpu_ras_bind_aca(adev, AMDGPU_RAS_BLOCK__VCN,
1988 				&vcn_v4_0_3_aca_info, NULL);
1989 	if (r)
1990 		goto late_fini;
1991 
1992 	return 0;
1993 
1994 late_fini:
1995 	amdgpu_ras_block_late_fini(adev, ras_block);
1996 
1997 	return r;
1998 }
1999 
2000 static struct amdgpu_vcn_ras vcn_v4_0_3_ras = {
2001 	.ras_block = {
2002 		.hw_ops = &vcn_v4_0_3_ras_hw_ops,
2003 		.ras_late_init = vcn_v4_0_3_ras_late_init,
2004 	},
2005 };
2006 
2007 static void vcn_v4_0_3_set_ras_funcs(struct amdgpu_device *adev)
2008 {
2009 	adev->vcn.ras = &vcn_v4_0_3_ras;
2010 }
2011 
2012 static void vcn_v4_0_3_enable_ras(struct amdgpu_device *adev,
2013 				  int inst_idx, bool indirect)
2014 {
2015 	uint32_t tmp;
2016 
2017 	if (!amdgpu_ras_is_supported(adev, AMDGPU_RAS_BLOCK__VCN))
2018 		return;
2019 
2020 	tmp = VCN_RAS_CNTL__VCPU_VCODEC_REARM_MASK |
2021 	      VCN_RAS_CNTL__VCPU_VCODEC_IH_EN_MASK |
2022 	      VCN_RAS_CNTL__VCPU_VCODEC_PMI_EN_MASK |
2023 	      VCN_RAS_CNTL__VCPU_VCODEC_STALL_EN_MASK;
2024 	WREG32_SOC15_DPG_MODE(inst_idx,
2025 			      SOC15_DPG_MODE_OFFSET(VCN, 0, regVCN_RAS_CNTL),
2026 			      tmp, 0, indirect);
2027 
2028 	tmp = UVD_VCPU_INT_EN2__RASCNTL_VCPU_VCODEC_EN_MASK;
2029 	WREG32_SOC15_DPG_MODE(inst_idx,
2030 			      SOC15_DPG_MODE_OFFSET(VCN, 0, regUVD_VCPU_INT_EN2),
2031 			      tmp, 0, indirect);
2032 
2033 	tmp = UVD_SYS_INT_EN__RASCNTL_VCPU_VCODEC_EN_MASK;
2034 	WREG32_SOC15_DPG_MODE(inst_idx,
2035 			      SOC15_DPG_MODE_OFFSET(VCN, 0, regUVD_SYS_INT_EN),
2036 			      tmp, 0, indirect);
2037 }
2038