1 /*
2  * Copyright 2023 Advanced Micro Devices, Inc.
3  *
4  * Permission is hereby granted, free of charge, to any person obtaining a
5  * copy of this software and associated documentation files (the "Software"),
6  * to deal in the Software without restriction, including without limitation
7  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8  * and/or sell copies of the Software, and to permit persons to whom the
9  * Software is furnished to do so, subject to the following conditions:
10  *
11  * The above copyright notice and this permission notice shall be included in
12  * all copies or substantial portions of the Software.
13  *
14  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
17  * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
18  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20  * OTHER DEALINGS IN THE SOFTWARE.
21  *
22  */
23 
24 #include <linux/firmware.h>
25 #include "amdgpu.h"
26 #include "amdgpu_vcn.h"
27 #include "amdgpu_pm.h"
28 #include "amdgpu_cs.h"
29 #include "soc15.h"
30 #include "soc15d.h"
31 #include "soc15_hw_ip.h"
32 #include "vcn_v2_0.h"
33 #include "mmsch_v4_0.h"
34 #include "vcn_v4_0_5.h"
35 
36 #include "vcn/vcn_4_0_5_offset.h"
37 #include "vcn/vcn_4_0_5_sh_mask.h"
38 #include "ivsrcid/vcn/irqsrcs_vcn_4_0.h"
39 
40 #include <drm/drm_drv.h>
41 
42 #define mmUVD_DPG_LMA_CTL							regUVD_DPG_LMA_CTL
43 #define mmUVD_DPG_LMA_CTL_BASE_IDX					regUVD_DPG_LMA_CTL_BASE_IDX
44 #define mmUVD_DPG_LMA_DATA							regUVD_DPG_LMA_DATA
45 #define mmUVD_DPG_LMA_DATA_BASE_IDX					regUVD_DPG_LMA_DATA_BASE_IDX
46 
47 #define VCN_VID_SOC_ADDRESS_2_0						0x1fb00
48 #define VCN1_VID_SOC_ADDRESS_3_0					(0x48300 + 0x38000)
49 #define VCN1_AON_SOC_ADDRESS_3_0					(0x48000 + 0x38000)
50 
51 #define VCN_HARVEST_MMSCH							0
52 
53 #define RDECODE_MSG_CREATE							0x00000000
54 #define RDECODE_MESSAGE_CREATE						0x00000001
55 
56 static const struct amdgpu_hwip_reg_entry vcn_reg_list_4_0_5[] = {
57 	SOC15_REG_ENTRY_STR(VCN, 0, regUVD_POWER_STATUS),
58 	SOC15_REG_ENTRY_STR(VCN, 0, regUVD_STATUS),
59 	SOC15_REG_ENTRY_STR(VCN, 0, regUVD_CONTEXT_ID),
60 	SOC15_REG_ENTRY_STR(VCN, 0, regUVD_CONTEXT_ID2),
61 	SOC15_REG_ENTRY_STR(VCN, 0, regUVD_GPCOM_VCPU_DATA0),
62 	SOC15_REG_ENTRY_STR(VCN, 0, regUVD_GPCOM_VCPU_DATA1),
63 	SOC15_REG_ENTRY_STR(VCN, 0, regUVD_GPCOM_VCPU_CMD),
64 	SOC15_REG_ENTRY_STR(VCN, 0, regUVD_RB_BASE_HI),
65 	SOC15_REG_ENTRY_STR(VCN, 0, regUVD_RB_BASE_LO),
66 	SOC15_REG_ENTRY_STR(VCN, 0, regUVD_RB_BASE_HI2),
67 	SOC15_REG_ENTRY_STR(VCN, 0, regUVD_RB_BASE_LO2),
68 	SOC15_REG_ENTRY_STR(VCN, 0, regUVD_RB_BASE_HI3),
69 	SOC15_REG_ENTRY_STR(VCN, 0, regUVD_RB_BASE_LO3),
70 	SOC15_REG_ENTRY_STR(VCN, 0, regUVD_RB_BASE_HI4),
71 	SOC15_REG_ENTRY_STR(VCN, 0, regUVD_RB_BASE_LO4),
72 	SOC15_REG_ENTRY_STR(VCN, 0, regUVD_RB_RPTR),
73 	SOC15_REG_ENTRY_STR(VCN, 0, regUVD_RB_WPTR),
74 	SOC15_REG_ENTRY_STR(VCN, 0, regUVD_RB_RPTR2),
75 	SOC15_REG_ENTRY_STR(VCN, 0, regUVD_RB_WPTR2),
76 	SOC15_REG_ENTRY_STR(VCN, 0, regUVD_RB_RPTR3),
77 	SOC15_REG_ENTRY_STR(VCN, 0, regUVD_RB_WPTR3),
78 	SOC15_REG_ENTRY_STR(VCN, 0, regUVD_RB_RPTR4),
79 	SOC15_REG_ENTRY_STR(VCN, 0, regUVD_RB_WPTR4),
80 	SOC15_REG_ENTRY_STR(VCN, 0, regUVD_RB_SIZE),
81 	SOC15_REG_ENTRY_STR(VCN, 0, regUVD_RB_SIZE2),
82 	SOC15_REG_ENTRY_STR(VCN, 0, regUVD_RB_SIZE3),
83 	SOC15_REG_ENTRY_STR(VCN, 0, regUVD_RB_SIZE4),
84 	SOC15_REG_ENTRY_STR(VCN, 0, regUVD_PGFSM_CONFIG),
85 	SOC15_REG_ENTRY_STR(VCN, 0, regUVD_PGFSM_STATUS),
86 	SOC15_REG_ENTRY_STR(VCN, 0, regUVD_DPG_LMA_CTL),
87 	SOC15_REG_ENTRY_STR(VCN, 0, regUVD_DPG_LMA_DATA),
88 	SOC15_REG_ENTRY_STR(VCN, 0, regUVD_DPG_LMA_MASK),
89 	SOC15_REG_ENTRY_STR(VCN, 0, regUVD_DPG_PAUSE)
90 };
91 
92 static int amdgpu_ih_clientid_vcns[] = {
93 	SOC15_IH_CLIENTID_VCN,
94 	SOC15_IH_CLIENTID_VCN1
95 };
96 
97 static void vcn_v4_0_5_set_unified_ring_funcs(struct amdgpu_device *adev);
98 static void vcn_v4_0_5_set_irq_funcs(struct amdgpu_device *adev);
99 static int vcn_v4_0_5_set_pg_state(struct amdgpu_vcn_inst *vinst,
100 				   enum amd_powergating_state state);
101 static int vcn_v4_0_5_pause_dpg_mode(struct amdgpu_vcn_inst *vinst,
102 				     struct dpg_pause_state *new_state);
103 static void vcn_v4_0_5_unified_ring_set_wptr(struct amdgpu_ring *ring);
104 
105 /**
106  * vcn_v4_0_5_early_init - set function pointers and load microcode
107  *
108  * @ip_block: Pointer to the amdgpu_ip_block for this hw instance.
109  *
110  * Set ring and irq function pointers
111  * Load microcode from filesystem
112  */
vcn_v4_0_5_early_init(struct amdgpu_ip_block * ip_block)113 static int vcn_v4_0_5_early_init(struct amdgpu_ip_block *ip_block)
114 {
115 	struct amdgpu_device *adev = ip_block->adev;
116 	int i, r;
117 
118 	if (amdgpu_ip_version(adev, UVD_HWIP, 0) == IP_VERSION(4, 0, 6))
119 		adev->vcn.per_inst_fw = true;
120 
121 	for (i = 0; i < adev->vcn.num_vcn_inst; ++i)
122 		/* re-use enc ring as unified ring */
123 		adev->vcn.inst[i].num_enc_rings = 1;
124 	vcn_v4_0_5_set_unified_ring_funcs(adev);
125 	vcn_v4_0_5_set_irq_funcs(adev);
126 
127 	for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
128 		adev->vcn.inst[i].set_pg_state = vcn_v4_0_5_set_pg_state;
129 
130 		r = amdgpu_vcn_early_init(adev, i);
131 		if (r)
132 			return r;
133 	}
134 
135 	return 0;
136 }
137 
138 /**
139  * vcn_v4_0_5_sw_init - sw init for VCN block
140  *
141  * @ip_block: Pointer to the amdgpu_ip_block for this hw instance.
142  *
143  * Load firmware and sw initialization
144  */
vcn_v4_0_5_sw_init(struct amdgpu_ip_block * ip_block)145 static int vcn_v4_0_5_sw_init(struct amdgpu_ip_block *ip_block)
146 {
147 	struct amdgpu_ring *ring;
148 	struct amdgpu_device *adev = ip_block->adev;
149 	int i, r;
150 	uint32_t reg_count = ARRAY_SIZE(vcn_reg_list_4_0_5);
151 	uint32_t *ptr;
152 
153 
154 	for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
155 		volatile struct amdgpu_vcn4_fw_shared *fw_shared;
156 
157 		if (adev->vcn.harvest_config & (1 << i))
158 			continue;
159 
160 		r = amdgpu_vcn_sw_init(adev, i);
161 		if (r)
162 			return r;
163 
164 		amdgpu_vcn_setup_ucode(adev, i);
165 
166 		r = amdgpu_vcn_resume(adev, i);
167 		if (r)
168 			return r;
169 
170 		atomic_set(&adev->vcn.inst[i].sched_score, 0);
171 
172 		/* VCN UNIFIED TRAP */
173 		r = amdgpu_irq_add_id(adev, amdgpu_ih_clientid_vcns[i],
174 				VCN_4_0__SRCID__UVD_ENC_GENERAL_PURPOSE, &adev->vcn.inst[i].irq);
175 		if (r)
176 			return r;
177 
178 		/* VCN POISON TRAP */
179 		r = amdgpu_irq_add_id(adev, amdgpu_ih_clientid_vcns[i],
180 				VCN_4_0__SRCID_UVD_POISON, &adev->vcn.inst[i].irq);
181 		if (r)
182 			return r;
183 
184 		ring = &adev->vcn.inst[i].ring_enc[0];
185 		ring->use_doorbell = true;
186 		if (amdgpu_sriov_vf(adev))
187 			ring->doorbell_index = (adev->doorbell_index.vcn.vcn_ring0_1 << 1) +
188 						i * (adev->vcn.inst[i].num_enc_rings + 1) + 1;
189 		else
190 			ring->doorbell_index = (adev->doorbell_index.vcn.vcn_ring0_1 << 1) +
191 						2 + 8 * i;
192 		ring->vm_hub = AMDGPU_MMHUB0(0);
193 		sprintf(ring->name, "vcn_unified_%d", i);
194 
195 		r = amdgpu_ring_init(adev, ring, 512, &adev->vcn.inst[i].irq, 0,
196 				AMDGPU_RING_PRIO_0, &adev->vcn.inst[i].sched_score);
197 		if (r)
198 			return r;
199 
200 		fw_shared = adev->vcn.inst[i].fw_shared.cpu_addr;
201 		fw_shared->present_flag_0 = cpu_to_le32(AMDGPU_FW_SHARED_FLAG_0_UNIFIED_QUEUE);
202 		fw_shared->sq.is_enabled = 1;
203 
204 		fw_shared->present_flag_0 |= cpu_to_le32(AMDGPU_VCN_SMU_DPM_INTERFACE_FLAG);
205 		fw_shared->smu_dpm_interface.smu_interface_type = (adev->flags & AMD_IS_APU) ?
206 			AMDGPU_VCN_SMU_DPM_INTERFACE_APU : AMDGPU_VCN_SMU_DPM_INTERFACE_DGPU;
207 
208 		if (amdgpu_sriov_vf(adev))
209 			fw_shared->present_flag_0 |= cpu_to_le32(AMDGPU_VCN_VF_RB_SETUP_FLAG);
210 
211 		if (amdgpu_vcnfw_log)
212 			amdgpu_vcn_fwlog_init(&adev->vcn.inst[i]);
213 
214 		if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG)
215 			adev->vcn.inst[i].pause_dpg_mode = vcn_v4_0_5_pause_dpg_mode;
216 	}
217 
218 	if (amdgpu_sriov_vf(adev)) {
219 		r = amdgpu_virt_alloc_mm_table(adev);
220 		if (r)
221 			return r;
222 	}
223 
224 	/* Allocate memory for VCN IP Dump buffer */
225 	ptr = kcalloc(adev->vcn.num_vcn_inst * reg_count, sizeof(uint32_t), GFP_KERNEL);
226 	if (!ptr) {
227 		DRM_ERROR("Failed to allocate memory for VCN IP Dump\n");
228 		adev->vcn.ip_dump = NULL;
229 	} else {
230 		adev->vcn.ip_dump = ptr;
231 	}
232 	return 0;
233 }
234 
235 /**
236  * vcn_v4_0_5_sw_fini - sw fini for VCN block
237  *
238  * @ip_block: Pointer to the amdgpu_ip_block for this hw instance.
239  *
240  * VCN suspend and free up sw allocation
241  */
vcn_v4_0_5_sw_fini(struct amdgpu_ip_block * ip_block)242 static int vcn_v4_0_5_sw_fini(struct amdgpu_ip_block *ip_block)
243 {
244 	struct amdgpu_device *adev = ip_block->adev;
245 	int i, r, idx;
246 
247 	if (drm_dev_enter(adev_to_drm(adev), &idx)) {
248 		for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
249 			volatile struct amdgpu_vcn4_fw_shared *fw_shared;
250 
251 			if (adev->vcn.harvest_config & (1 << i))
252 				continue;
253 
254 			fw_shared = adev->vcn.inst[i].fw_shared.cpu_addr;
255 			fw_shared->present_flag_0 = 0;
256 			fw_shared->sq.is_enabled = 0;
257 		}
258 
259 		drm_dev_exit(idx);
260 	}
261 
262 	if (amdgpu_sriov_vf(adev))
263 		amdgpu_virt_free_mm_table(adev);
264 
265 	for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
266 		r = amdgpu_vcn_suspend(adev, i);
267 		if (r)
268 			return r;
269 
270 		r = amdgpu_vcn_sw_fini(adev, i);
271 		if (r)
272 			return r;
273 	}
274 
275 	kfree(adev->vcn.ip_dump);
276 
277 	return 0;
278 }
279 
280 /**
281  * vcn_v4_0_5_hw_init - start and test VCN block
282  *
283  * @ip_block: Pointer to the amdgpu_ip_block for this hw instance.
284  *
285  * Initialize the hardware, boot up the VCPU and do some testing
286  */
vcn_v4_0_5_hw_init(struct amdgpu_ip_block * ip_block)287 static int vcn_v4_0_5_hw_init(struct amdgpu_ip_block *ip_block)
288 {
289 	struct amdgpu_device *adev = ip_block->adev;
290 	struct amdgpu_ring *ring;
291 	int i, r;
292 
293 	for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
294 		if (adev->vcn.harvest_config & (1 << i))
295 			continue;
296 
297 		ring = &adev->vcn.inst[i].ring_enc[0];
298 
299 		adev->nbio.funcs->vcn_doorbell_range(adev, ring->use_doorbell,
300 				((adev->doorbell_index.vcn.vcn_ring0_1 << 1) + 8 * i), i);
301 
302 		r = amdgpu_ring_test_helper(ring);
303 		if (r)
304 			return r;
305 	}
306 
307 	return 0;
308 }
309 
310 /**
311  * vcn_v4_0_5_hw_fini - stop the hardware block
312  *
313  * @ip_block: Pointer to the amdgpu_ip_block for this hw instance.
314  *
315  * Stop the VCN block, mark ring as not ready any more
316  */
vcn_v4_0_5_hw_fini(struct amdgpu_ip_block * ip_block)317 static int vcn_v4_0_5_hw_fini(struct amdgpu_ip_block *ip_block)
318 {
319 	struct amdgpu_device *adev = ip_block->adev;
320 	int i;
321 
322 	for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
323 		struct amdgpu_vcn_inst *vinst = &adev->vcn.inst[i];
324 
325 		if (adev->vcn.harvest_config & (1 << i))
326 			continue;
327 
328 		cancel_delayed_work_sync(&vinst->idle_work);
329 
330 		if (!amdgpu_sriov_vf(adev)) {
331 			if ((adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) ||
332 			    (vinst->cur_state != AMD_PG_STATE_GATE &&
333 			     RREG32_SOC15(VCN, i, regUVD_STATUS))) {
334 				vinst->set_pg_state(vinst, AMD_PG_STATE_GATE);
335 			}
336 		}
337 	}
338 
339 	return 0;
340 }
341 
342 /**
343  * vcn_v4_0_5_suspend - suspend VCN block
344  *
345  * @ip_block: Pointer to the amdgpu_ip_block for this hw instance.
346  *
347  * HW fini and suspend VCN block
348  */
vcn_v4_0_5_suspend(struct amdgpu_ip_block * ip_block)349 static int vcn_v4_0_5_suspend(struct amdgpu_ip_block *ip_block)
350 {
351 	struct amdgpu_device *adev = ip_block->adev;
352 	int r, i;
353 
354 	r = vcn_v4_0_5_hw_fini(ip_block);
355 	if (r)
356 		return r;
357 
358 	for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
359 		r = amdgpu_vcn_suspend(ip_block->adev, i);
360 		if (r)
361 			return r;
362 	}
363 
364 	return r;
365 }
366 
367 /**
368  * vcn_v4_0_5_resume - resume VCN block
369  *
370  * @ip_block: Pointer to the amdgpu_ip_block for this hw instance.
371  *
372  * Resume firmware and hw init VCN block
373  */
vcn_v4_0_5_resume(struct amdgpu_ip_block * ip_block)374 static int vcn_v4_0_5_resume(struct amdgpu_ip_block *ip_block)
375 {
376 	struct amdgpu_device *adev = ip_block->adev;
377 	int r, i;
378 
379 	for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
380 		r = amdgpu_vcn_resume(ip_block->adev, i);
381 		if (r)
382 			return r;
383 	}
384 
385 	r = vcn_v4_0_5_hw_init(ip_block);
386 
387 	return r;
388 }
389 
390 /**
391  * vcn_v4_0_5_mc_resume - memory controller programming
392  *
393  * @vinst: VCN instance
394  *
395  * Let the VCN memory controller know it's offsets
396  */
vcn_v4_0_5_mc_resume(struct amdgpu_vcn_inst * vinst)397 static void vcn_v4_0_5_mc_resume(struct amdgpu_vcn_inst *vinst)
398 {
399 	struct amdgpu_device *adev = vinst->adev;
400 	int inst = vinst->inst;
401 	uint32_t offset, size;
402 	const struct common_firmware_header *hdr;
403 
404 	hdr = (const struct common_firmware_header *)adev->vcn.inst[inst].fw->data;
405 	size = AMDGPU_GPU_PAGE_ALIGN(le32_to_cpu(hdr->ucode_size_bytes) + 8);
406 
407 	/* cache window 0: fw */
408 	if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
409 		WREG32_SOC15(VCN, inst, regUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW,
410 			(adev->firmware.ucode[AMDGPU_UCODE_ID_VCN + inst].tmr_mc_addr_lo));
411 		WREG32_SOC15(VCN, inst, regUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH,
412 			(adev->firmware.ucode[AMDGPU_UCODE_ID_VCN + inst].tmr_mc_addr_hi));
413 		WREG32_SOC15(VCN, inst, regUVD_VCPU_CACHE_OFFSET0, 0);
414 		offset = 0;
415 	} else {
416 		WREG32_SOC15(VCN, inst, regUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW,
417 			lower_32_bits(adev->vcn.inst[inst].gpu_addr));
418 		WREG32_SOC15(VCN, inst, regUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH,
419 			upper_32_bits(adev->vcn.inst[inst].gpu_addr));
420 		offset = size;
421 		WREG32_SOC15(VCN, inst, regUVD_VCPU_CACHE_OFFSET0, AMDGPU_UVD_FIRMWARE_OFFSET >> 3);
422 	}
423 	WREG32_SOC15(VCN, inst, regUVD_VCPU_CACHE_SIZE0, size);
424 
425 	/* cache window 1: stack */
426 	WREG32_SOC15(VCN, inst, regUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW,
427 		lower_32_bits(adev->vcn.inst[inst].gpu_addr + offset));
428 	WREG32_SOC15(VCN, inst, regUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH,
429 		upper_32_bits(adev->vcn.inst[inst].gpu_addr + offset));
430 	WREG32_SOC15(VCN, inst, regUVD_VCPU_CACHE_OFFSET1, 0);
431 	WREG32_SOC15(VCN, inst, regUVD_VCPU_CACHE_SIZE1, AMDGPU_VCN_STACK_SIZE);
432 
433 	/* cache window 2: context */
434 	WREG32_SOC15(VCN, inst, regUVD_LMI_VCPU_CACHE2_64BIT_BAR_LOW,
435 		lower_32_bits(adev->vcn.inst[inst].gpu_addr + offset + AMDGPU_VCN_STACK_SIZE));
436 	WREG32_SOC15(VCN, inst, regUVD_LMI_VCPU_CACHE2_64BIT_BAR_HIGH,
437 		upper_32_bits(adev->vcn.inst[inst].gpu_addr + offset + AMDGPU_VCN_STACK_SIZE));
438 	WREG32_SOC15(VCN, inst, regUVD_VCPU_CACHE_OFFSET2, 0);
439 	WREG32_SOC15(VCN, inst, regUVD_VCPU_CACHE_SIZE2, AMDGPU_VCN_CONTEXT_SIZE);
440 
441 	/* non-cache window */
442 	WREG32_SOC15(VCN, inst, regUVD_LMI_VCPU_NC0_64BIT_BAR_LOW,
443 		lower_32_bits(adev->vcn.inst[inst].fw_shared.gpu_addr));
444 	WREG32_SOC15(VCN, inst, regUVD_LMI_VCPU_NC0_64BIT_BAR_HIGH,
445 		upper_32_bits(adev->vcn.inst[inst].fw_shared.gpu_addr));
446 	WREG32_SOC15(VCN, inst, regUVD_VCPU_NONCACHE_OFFSET0, 0);
447 	WREG32_SOC15(VCN, inst, regUVD_VCPU_NONCACHE_SIZE0,
448 		AMDGPU_GPU_PAGE_ALIGN(sizeof(struct amdgpu_vcn4_fw_shared)));
449 }
450 
451 /**
452  * vcn_v4_0_5_mc_resume_dpg_mode - memory controller programming for dpg mode
453  *
454  * @vinst: VCN instance
455  * @indirect: indirectly write sram
456  *
457  * Let the VCN memory controller know it's offsets with dpg mode
458  */
vcn_v4_0_5_mc_resume_dpg_mode(struct amdgpu_vcn_inst * vinst,bool indirect)459 static void vcn_v4_0_5_mc_resume_dpg_mode(struct amdgpu_vcn_inst *vinst,
460 					  bool indirect)
461 {
462 	struct amdgpu_device *adev = vinst->adev;
463 	int inst_idx = vinst->inst;
464 	uint32_t offset, size;
465 	const struct common_firmware_header *hdr;
466 
467 	hdr = (const struct common_firmware_header *)adev->vcn.inst[inst_idx].fw->data;
468 	size = AMDGPU_GPU_PAGE_ALIGN(le32_to_cpu(hdr->ucode_size_bytes) + 8);
469 
470 	/* cache window 0: fw */
471 	if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
472 		if (!indirect) {
473 			WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
474 			VCN, inst_idx, regUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW),
475 			(adev->firmware.ucode[AMDGPU_UCODE_ID_VCN + inst_idx].tmr_mc_addr_lo),
476 			0, indirect);
477 			WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
478 			VCN, inst_idx, regUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH),
479 			(adev->firmware.ucode[AMDGPU_UCODE_ID_VCN + inst_idx].tmr_mc_addr_hi),
480 			0, indirect);
481 			WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
482 				VCN, inst_idx, regUVD_VCPU_CACHE_OFFSET0), 0, 0, indirect);
483 		} else {
484 			WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
485 			VCN, inst_idx, regUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW), 0, 0, indirect);
486 			WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
487 			VCN, inst_idx, regUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH), 0, 0, indirect);
488 			WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
489 				VCN, inst_idx, regUVD_VCPU_CACHE_OFFSET0), 0, 0, indirect);
490 		}
491 		offset = 0;
492 	} else {
493 		WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
494 			VCN, inst_idx, regUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW),
495 			lower_32_bits(adev->vcn.inst[inst_idx].gpu_addr), 0, indirect);
496 		WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
497 			VCN, inst_idx, regUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH),
498 			upper_32_bits(adev->vcn.inst[inst_idx].gpu_addr), 0, indirect);
499 		offset = size;
500 		WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
501 			VCN, inst_idx, regUVD_VCPU_CACHE_OFFSET0),
502 			AMDGPU_UVD_FIRMWARE_OFFSET >> 3, 0, indirect);
503 	}
504 
505 	if (!indirect)
506 		WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
507 			VCN, inst_idx, regUVD_VCPU_CACHE_SIZE0), size, 0, indirect);
508 	else
509 		WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
510 			VCN, inst_idx, regUVD_VCPU_CACHE_SIZE0), 0, 0, indirect);
511 
512 	/* cache window 1: stack */
513 	if (!indirect) {
514 		WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
515 			VCN, inst_idx, regUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW),
516 			lower_32_bits(adev->vcn.inst[inst_idx].gpu_addr + offset), 0, indirect);
517 		WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
518 			VCN, inst_idx, regUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH),
519 			upper_32_bits(adev->vcn.inst[inst_idx].gpu_addr + offset), 0, indirect);
520 		WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
521 			VCN, inst_idx, regUVD_VCPU_CACHE_OFFSET1), 0, 0, indirect);
522 	} else {
523 		WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
524 			VCN, inst_idx, regUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW), 0, 0, indirect);
525 		WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
526 			VCN, inst_idx, regUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH), 0, 0, indirect);
527 		WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
528 			VCN, inst_idx, regUVD_VCPU_CACHE_OFFSET1), 0, 0, indirect);
529 	}
530 
531 	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
532 		VCN, inst_idx, regUVD_VCPU_CACHE_SIZE1), AMDGPU_VCN_STACK_SIZE, 0, indirect);
533 
534 	/* cache window 2: context */
535 	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
536 		VCN, inst_idx, regUVD_LMI_VCPU_CACHE2_64BIT_BAR_LOW),
537 		lower_32_bits(adev->vcn.inst[inst_idx].gpu_addr + offset + AMDGPU_VCN_STACK_SIZE),
538 		0, indirect);
539 	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
540 		VCN, inst_idx, regUVD_LMI_VCPU_CACHE2_64BIT_BAR_HIGH),
541 		upper_32_bits(adev->vcn.inst[inst_idx].gpu_addr + offset + AMDGPU_VCN_STACK_SIZE),
542 		0, indirect);
543 	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
544 		VCN, inst_idx, regUVD_VCPU_CACHE_OFFSET2), 0, 0, indirect);
545 	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
546 		VCN, inst_idx, regUVD_VCPU_CACHE_SIZE2), AMDGPU_VCN_CONTEXT_SIZE, 0, indirect);
547 
548 	/* non-cache window */
549 	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
550 		VCN, inst_idx, regUVD_LMI_VCPU_NC0_64BIT_BAR_LOW),
551 		lower_32_bits(adev->vcn.inst[inst_idx].fw_shared.gpu_addr), 0, indirect);
552 	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
553 		VCN, inst_idx, regUVD_LMI_VCPU_NC0_64BIT_BAR_HIGH),
554 		upper_32_bits(adev->vcn.inst[inst_idx].fw_shared.gpu_addr), 0, indirect);
555 	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
556 		VCN, inst_idx, regUVD_VCPU_NONCACHE_OFFSET0), 0, 0, indirect);
557 	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
558 		VCN, inst_idx, regUVD_VCPU_NONCACHE_SIZE0),
559 		AMDGPU_GPU_PAGE_ALIGN(sizeof(struct amdgpu_vcn4_fw_shared)), 0, indirect);
560 
561 	/* VCN global tiling registers */
562 	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
563 		VCN, inst_idx, regUVD_GFX10_ADDR_CONFIG),
564 		adev->gfx.config.gb_addr_config, 0, indirect);
565 }
566 
567 /**
568  * vcn_v4_0_5_disable_static_power_gating - disable VCN static power gating
569  *
570  * @vinst: VCN instance
571  *
572  * Disable static power gating for VCN block
573  */
vcn_v4_0_5_disable_static_power_gating(struct amdgpu_vcn_inst * vinst)574 static void vcn_v4_0_5_disable_static_power_gating(struct amdgpu_vcn_inst *vinst)
575 {
576 	struct amdgpu_device *adev = vinst->adev;
577 	int inst = vinst->inst;
578 	uint32_t data = 0;
579 
580 	if (adev->pg_flags & AMD_PG_SUPPORT_VCN) {
581 		WREG32_SOC15(VCN, inst, regUVD_IPX_DLDO_CONFIG,
582 					1 << UVD_IPX_DLDO_CONFIG__ONO2_PWR_CONFIG__SHIFT);
583 		SOC15_WAIT_ON_RREG(VCN, inst, regUVD_IPX_DLDO_STATUS, 0,
584 					UVD_IPX_DLDO_STATUS__ONO2_PWR_STATUS_MASK);
585 		WREG32_SOC15(VCN, inst, regUVD_IPX_DLDO_CONFIG,
586 					2 << UVD_IPX_DLDO_CONFIG__ONO3_PWR_CONFIG__SHIFT);
587 		SOC15_WAIT_ON_RREG(VCN, inst, regUVD_IPX_DLDO_STATUS,
588 					1 << UVD_IPX_DLDO_STATUS__ONO3_PWR_STATUS__SHIFT,
589 					UVD_IPX_DLDO_STATUS__ONO3_PWR_STATUS_MASK);
590 		WREG32_SOC15(VCN, inst, regUVD_IPX_DLDO_CONFIG,
591 					2 << UVD_IPX_DLDO_CONFIG__ONO4_PWR_CONFIG__SHIFT);
592 		SOC15_WAIT_ON_RREG(VCN, inst, regUVD_IPX_DLDO_STATUS,
593 					1 << UVD_IPX_DLDO_STATUS__ONO4_PWR_STATUS__SHIFT,
594 					UVD_IPX_DLDO_STATUS__ONO4_PWR_STATUS_MASK);
595 		WREG32_SOC15(VCN, inst, regUVD_IPX_DLDO_CONFIG,
596 					2 << UVD_IPX_DLDO_CONFIG__ONO5_PWR_CONFIG__SHIFT);
597 		SOC15_WAIT_ON_RREG(VCN, inst, regUVD_IPX_DLDO_STATUS,
598 					1 << UVD_IPX_DLDO_STATUS__ONO5_PWR_STATUS__SHIFT,
599 					UVD_IPX_DLDO_STATUS__ONO5_PWR_STATUS_MASK);
600 	} else {
601 		WREG32_SOC15(VCN, inst, regUVD_IPX_DLDO_CONFIG,
602 			1 << UVD_IPX_DLDO_CONFIG__ONO2_PWR_CONFIG__SHIFT);
603 		SOC15_WAIT_ON_RREG(VCN, inst, regUVD_IPX_DLDO_STATUS,
604 			0, UVD_IPX_DLDO_STATUS__ONO2_PWR_STATUS_MASK);
605 		WREG32_SOC15(VCN, inst, regUVD_IPX_DLDO_CONFIG,
606 			1 << UVD_IPX_DLDO_CONFIG__ONO3_PWR_CONFIG__SHIFT);
607 		SOC15_WAIT_ON_RREG(VCN, inst, regUVD_IPX_DLDO_STATUS,
608 			0, UVD_IPX_DLDO_STATUS__ONO3_PWR_STATUS_MASK);
609 		WREG32_SOC15(VCN, inst, regUVD_IPX_DLDO_CONFIG,
610 			1 << UVD_IPX_DLDO_CONFIG__ONO4_PWR_CONFIG__SHIFT);
611 		SOC15_WAIT_ON_RREG(VCN, inst, regUVD_IPX_DLDO_STATUS,
612 			0, UVD_IPX_DLDO_STATUS__ONO4_PWR_STATUS_MASK);
613 		WREG32_SOC15(VCN, inst, regUVD_IPX_DLDO_CONFIG,
614 			1 << UVD_IPX_DLDO_CONFIG__ONO5_PWR_CONFIG__SHIFT);
615 		SOC15_WAIT_ON_RREG(VCN, inst, regUVD_IPX_DLDO_STATUS,
616 			0, UVD_IPX_DLDO_STATUS__ONO5_PWR_STATUS_MASK);
617 	}
618 
619 	data = RREG32_SOC15(VCN, inst, regUVD_POWER_STATUS);
620 	data &= ~0x103;
621 	if (adev->pg_flags & AMD_PG_SUPPORT_VCN)
622 		data |= UVD_PGFSM_CONFIG__UVDM_UVDU_PWR_ON |
623 			UVD_POWER_STATUS__UVD_PG_EN_MASK;
624 	WREG32_SOC15(VCN, inst, regUVD_POWER_STATUS, data);
625 }
626 
627 /**
628  * vcn_v4_0_5_enable_static_power_gating - enable VCN static power gating
629  *
630  * @vinst: VCN instance
631  *
632  * Enable static power gating for VCN block
633  */
vcn_v4_0_5_enable_static_power_gating(struct amdgpu_vcn_inst * vinst)634 static void vcn_v4_0_5_enable_static_power_gating(struct amdgpu_vcn_inst *vinst)
635 {
636 	struct amdgpu_device *adev = vinst->adev;
637 	int inst = vinst->inst;
638 	uint32_t data;
639 
640 	if (adev->pg_flags & AMD_PG_SUPPORT_VCN) {
641 		/* Before power off, this indicator has to be turned on */
642 		data = RREG32_SOC15(VCN, inst, regUVD_POWER_STATUS);
643 		data &= ~UVD_POWER_STATUS__UVD_POWER_STATUS_MASK;
644 		data |= UVD_POWER_STATUS__UVD_POWER_STATUS_TILES_OFF;
645 		WREG32_SOC15(VCN, inst, regUVD_POWER_STATUS, data);
646 
647 		WREG32_SOC15(VCN, inst, regUVD_IPX_DLDO_CONFIG,
648 			2 << UVD_IPX_DLDO_CONFIG__ONO5_PWR_CONFIG__SHIFT);
649 		SOC15_WAIT_ON_RREG(VCN, inst, regUVD_IPX_DLDO_STATUS,
650 			1 << UVD_IPX_DLDO_STATUS__ONO5_PWR_STATUS__SHIFT,
651 			UVD_IPX_DLDO_STATUS__ONO5_PWR_STATUS_MASK);
652 		WREG32_SOC15(VCN, inst, regUVD_IPX_DLDO_CONFIG,
653 			2 << UVD_IPX_DLDO_CONFIG__ONO4_PWR_CONFIG__SHIFT);
654 		SOC15_WAIT_ON_RREG(VCN, inst, regUVD_IPX_DLDO_STATUS,
655 			1 << UVD_IPX_DLDO_STATUS__ONO4_PWR_STATUS__SHIFT,
656 			UVD_IPX_DLDO_STATUS__ONO4_PWR_STATUS_MASK);
657 		WREG32_SOC15(VCN, inst, regUVD_IPX_DLDO_CONFIG,
658 			2 << UVD_IPX_DLDO_CONFIG__ONO3_PWR_CONFIG__SHIFT);
659 		SOC15_WAIT_ON_RREG(VCN, inst, regUVD_IPX_DLDO_STATUS,
660 			1 << UVD_IPX_DLDO_STATUS__ONO3_PWR_STATUS__SHIFT,
661 			UVD_IPX_DLDO_STATUS__ONO3_PWR_STATUS_MASK);
662 		WREG32_SOC15(VCN, inst, regUVD_IPX_DLDO_CONFIG,
663 			2 << UVD_IPX_DLDO_CONFIG__ONO2_PWR_CONFIG__SHIFT);
664 		SOC15_WAIT_ON_RREG(VCN, inst, regUVD_IPX_DLDO_STATUS,
665 			1 << UVD_IPX_DLDO_STATUS__ONO2_PWR_STATUS__SHIFT,
666 			UVD_IPX_DLDO_STATUS__ONO2_PWR_STATUS_MASK);
667 	}
668 }
669 
670 /**
671  * vcn_v4_0_5_disable_clock_gating - disable VCN clock gating
672  *
673  * @vinst: VCN instance
674  *
675  * Disable clock gating for VCN block
676  */
vcn_v4_0_5_disable_clock_gating(struct amdgpu_vcn_inst * vinst)677 static void vcn_v4_0_5_disable_clock_gating(struct amdgpu_vcn_inst *vinst)
678 {
679 	struct amdgpu_device *adev = vinst->adev;
680 	int inst = vinst->inst;
681 	uint32_t data;
682 
683 	if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG)
684 		return;
685 
686 	/* VCN disable CGC */
687 	data = RREG32_SOC15(VCN, inst, regUVD_CGC_CTRL);
688 	data &= ~UVD_CGC_CTRL__DYN_CLOCK_MODE_MASK;
689 	data |= 1 << UVD_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
690 	data |= 4 << UVD_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
691 	WREG32_SOC15(VCN, inst, regUVD_CGC_CTRL, data);
692 
693 	data = RREG32_SOC15(VCN, inst, regUVD_CGC_GATE);
694 	data &= ~(UVD_CGC_GATE__SYS_MASK
695 		| UVD_CGC_GATE__UDEC_MASK
696 		| UVD_CGC_GATE__MPEG2_MASK
697 		| UVD_CGC_GATE__REGS_MASK
698 		| UVD_CGC_GATE__RBC_MASK
699 		| UVD_CGC_GATE__LMI_MC_MASK
700 		| UVD_CGC_GATE__LMI_UMC_MASK
701 		| UVD_CGC_GATE__IDCT_MASK
702 		| UVD_CGC_GATE__MPRD_MASK
703 		| UVD_CGC_GATE__MPC_MASK
704 		| UVD_CGC_GATE__LBSI_MASK
705 		| UVD_CGC_GATE__LRBBM_MASK
706 		| UVD_CGC_GATE__UDEC_RE_MASK
707 		| UVD_CGC_GATE__UDEC_CM_MASK
708 		| UVD_CGC_GATE__UDEC_IT_MASK
709 		| UVD_CGC_GATE__UDEC_DB_MASK
710 		| UVD_CGC_GATE__UDEC_MP_MASK
711 		| UVD_CGC_GATE__WCB_MASK
712 		| UVD_CGC_GATE__VCPU_MASK
713 		| UVD_CGC_GATE__MMSCH_MASK);
714 
715 	WREG32_SOC15(VCN, inst, regUVD_CGC_GATE, data);
716 	SOC15_WAIT_ON_RREG(VCN, inst, regUVD_CGC_GATE, 0,  0xFFFFFFFF);
717 
718 	data = RREG32_SOC15(VCN, inst, regUVD_CGC_CTRL);
719 	data &= ~(UVD_CGC_CTRL__UDEC_RE_MODE_MASK
720 		| UVD_CGC_CTRL__UDEC_CM_MODE_MASK
721 		| UVD_CGC_CTRL__UDEC_IT_MODE_MASK
722 		| UVD_CGC_CTRL__UDEC_DB_MODE_MASK
723 		| UVD_CGC_CTRL__UDEC_MP_MODE_MASK
724 		| UVD_CGC_CTRL__SYS_MODE_MASK
725 		| UVD_CGC_CTRL__UDEC_MODE_MASK
726 		| UVD_CGC_CTRL__MPEG2_MODE_MASK
727 		| UVD_CGC_CTRL__REGS_MODE_MASK
728 		| UVD_CGC_CTRL__RBC_MODE_MASK
729 		| UVD_CGC_CTRL__LMI_MC_MODE_MASK
730 		| UVD_CGC_CTRL__LMI_UMC_MODE_MASK
731 		| UVD_CGC_CTRL__IDCT_MODE_MASK
732 		| UVD_CGC_CTRL__MPRD_MODE_MASK
733 		| UVD_CGC_CTRL__MPC_MODE_MASK
734 		| UVD_CGC_CTRL__LBSI_MODE_MASK
735 		| UVD_CGC_CTRL__LRBBM_MODE_MASK
736 		| UVD_CGC_CTRL__WCB_MODE_MASK
737 		| UVD_CGC_CTRL__VCPU_MODE_MASK
738 		| UVD_CGC_CTRL__MMSCH_MODE_MASK);
739 	WREG32_SOC15(VCN, inst, regUVD_CGC_CTRL, data);
740 
741 	data = RREG32_SOC15(VCN, inst, regUVD_SUVD_CGC_GATE);
742 	data |= (UVD_SUVD_CGC_GATE__SRE_MASK
743 		| UVD_SUVD_CGC_GATE__SIT_MASK
744 		| UVD_SUVD_CGC_GATE__SMP_MASK
745 		| UVD_SUVD_CGC_GATE__SCM_MASK
746 		| UVD_SUVD_CGC_GATE__SDB_MASK
747 		| UVD_SUVD_CGC_GATE__SRE_H264_MASK
748 		| UVD_SUVD_CGC_GATE__SRE_HEVC_MASK
749 		| UVD_SUVD_CGC_GATE__SIT_H264_MASK
750 		| UVD_SUVD_CGC_GATE__SIT_HEVC_MASK
751 		| UVD_SUVD_CGC_GATE__SCM_H264_MASK
752 		| UVD_SUVD_CGC_GATE__SCM_HEVC_MASK
753 		| UVD_SUVD_CGC_GATE__SDB_H264_MASK
754 		| UVD_SUVD_CGC_GATE__SDB_HEVC_MASK
755 		| UVD_SUVD_CGC_GATE__SCLR_MASK
756 		| UVD_SUVD_CGC_GATE__UVD_SC_MASK
757 		| UVD_SUVD_CGC_GATE__ENT_MASK
758 		| UVD_SUVD_CGC_GATE__SIT_HEVC_DEC_MASK
759 		| UVD_SUVD_CGC_GATE__SIT_HEVC_ENC_MASK
760 		| UVD_SUVD_CGC_GATE__SITE_MASK
761 		| UVD_SUVD_CGC_GATE__SRE_VP9_MASK
762 		| UVD_SUVD_CGC_GATE__SCM_VP9_MASK
763 		| UVD_SUVD_CGC_GATE__SIT_VP9_DEC_MASK
764 		| UVD_SUVD_CGC_GATE__SDB_VP9_MASK
765 		| UVD_SUVD_CGC_GATE__IME_HEVC_MASK);
766 	WREG32_SOC15(VCN, inst, regUVD_SUVD_CGC_GATE, data);
767 
768 	data = RREG32_SOC15(VCN, inst, regUVD_SUVD_CGC_CTRL);
769 	data &= ~(UVD_SUVD_CGC_CTRL__SRE_MODE_MASK
770 		| UVD_SUVD_CGC_CTRL__SIT_MODE_MASK
771 		| UVD_SUVD_CGC_CTRL__SMP_MODE_MASK
772 		| UVD_SUVD_CGC_CTRL__SCM_MODE_MASK
773 		| UVD_SUVD_CGC_CTRL__SDB_MODE_MASK
774 		| UVD_SUVD_CGC_CTRL__SCLR_MODE_MASK
775 		| UVD_SUVD_CGC_CTRL__UVD_SC_MODE_MASK
776 		| UVD_SUVD_CGC_CTRL__ENT_MODE_MASK
777 		| UVD_SUVD_CGC_CTRL__IME_MODE_MASK
778 		| UVD_SUVD_CGC_CTRL__SITE_MODE_MASK);
779 	WREG32_SOC15(VCN, inst, regUVD_SUVD_CGC_CTRL, data);
780 }
781 
782 /**
783  * vcn_v4_0_5_disable_clock_gating_dpg_mode - disable VCN clock gating dpg mode
784  *
785  * @vinst: VCN instance
786  * @sram_sel: sram select
787  * @indirect: indirectly write sram
788  *
789  * Disable clock gating for VCN block with dpg mode
790  */
vcn_v4_0_5_disable_clock_gating_dpg_mode(struct amdgpu_vcn_inst * vinst,uint8_t sram_sel,uint8_t indirect)791 static void vcn_v4_0_5_disable_clock_gating_dpg_mode(struct amdgpu_vcn_inst *vinst,
792 						     uint8_t sram_sel,
793 						     uint8_t indirect)
794 {
795 	struct amdgpu_device *adev = vinst->adev;
796 	int inst_idx = vinst->inst;
797 	uint32_t reg_data = 0;
798 
799 	if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG)
800 		return;
801 
802 	/* enable sw clock gating control */
803 	reg_data = 0 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
804 	reg_data |= 1 << UVD_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
805 	reg_data |= 4 << UVD_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
806 	reg_data &= ~(UVD_CGC_CTRL__UDEC_RE_MODE_MASK |
807 		 UVD_CGC_CTRL__UDEC_CM_MODE_MASK |
808 		 UVD_CGC_CTRL__UDEC_IT_MODE_MASK |
809 		 UVD_CGC_CTRL__UDEC_DB_MODE_MASK |
810 		 UVD_CGC_CTRL__UDEC_MP_MODE_MASK |
811 		 UVD_CGC_CTRL__SYS_MODE_MASK |
812 		 UVD_CGC_CTRL__UDEC_MODE_MASK |
813 		 UVD_CGC_CTRL__MPEG2_MODE_MASK |
814 		 UVD_CGC_CTRL__REGS_MODE_MASK |
815 		 UVD_CGC_CTRL__RBC_MODE_MASK |
816 		 UVD_CGC_CTRL__LMI_MC_MODE_MASK |
817 		 UVD_CGC_CTRL__LMI_UMC_MODE_MASK |
818 		 UVD_CGC_CTRL__IDCT_MODE_MASK |
819 		 UVD_CGC_CTRL__MPRD_MODE_MASK |
820 		 UVD_CGC_CTRL__MPC_MODE_MASK |
821 		 UVD_CGC_CTRL__LBSI_MODE_MASK |
822 		 UVD_CGC_CTRL__LRBBM_MODE_MASK |
823 		 UVD_CGC_CTRL__WCB_MODE_MASK |
824 		 UVD_CGC_CTRL__VCPU_MODE_MASK);
825 	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
826 		VCN, inst_idx, regUVD_CGC_CTRL), reg_data, sram_sel, indirect);
827 
828 	/* turn off clock gating */
829 	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
830 		VCN, inst_idx, regUVD_CGC_GATE), 0, sram_sel, indirect);
831 
832 	/* turn on SUVD clock gating */
833 	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
834 		VCN, inst_idx, regUVD_SUVD_CGC_GATE), 1, sram_sel, indirect);
835 
836 	/* turn on sw mode in UVD_SUVD_CGC_CTRL */
837 	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
838 		VCN, inst_idx, regUVD_SUVD_CGC_CTRL), 0, sram_sel, indirect);
839 }
840 
841 /**
842  * vcn_v4_0_5_enable_clock_gating - enable VCN clock gating
843  *
844  * @vinst: VCN instance
845  *
846  * Enable clock gating for VCN block
847  */
vcn_v4_0_5_enable_clock_gating(struct amdgpu_vcn_inst * vinst)848 static void vcn_v4_0_5_enable_clock_gating(struct amdgpu_vcn_inst *vinst)
849 {
850 	struct amdgpu_device *adev = vinst->adev;
851 	int inst = vinst->inst;
852 	uint32_t data;
853 
854 	if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG)
855 		return;
856 
857 	/* enable VCN CGC */
858 	data = RREG32_SOC15(VCN, inst, regUVD_CGC_CTRL);
859 	data |= 0 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
860 	data |= 1 << UVD_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
861 	data |= 4 << UVD_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
862 	WREG32_SOC15(VCN, inst, regUVD_CGC_CTRL, data);
863 
864 	data = RREG32_SOC15(VCN, inst, regUVD_CGC_CTRL);
865 	data |= (UVD_CGC_CTRL__UDEC_RE_MODE_MASK
866 		| UVD_CGC_CTRL__UDEC_CM_MODE_MASK
867 		| UVD_CGC_CTRL__UDEC_IT_MODE_MASK
868 		| UVD_CGC_CTRL__UDEC_DB_MODE_MASK
869 		| UVD_CGC_CTRL__UDEC_MP_MODE_MASK
870 		| UVD_CGC_CTRL__SYS_MODE_MASK
871 		| UVD_CGC_CTRL__UDEC_MODE_MASK
872 		| UVD_CGC_CTRL__MPEG2_MODE_MASK
873 		| UVD_CGC_CTRL__REGS_MODE_MASK
874 		| UVD_CGC_CTRL__RBC_MODE_MASK
875 		| UVD_CGC_CTRL__LMI_MC_MODE_MASK
876 		| UVD_CGC_CTRL__LMI_UMC_MODE_MASK
877 		| UVD_CGC_CTRL__IDCT_MODE_MASK
878 		| UVD_CGC_CTRL__MPRD_MODE_MASK
879 		| UVD_CGC_CTRL__MPC_MODE_MASK
880 		| UVD_CGC_CTRL__LBSI_MODE_MASK
881 		| UVD_CGC_CTRL__LRBBM_MODE_MASK
882 		| UVD_CGC_CTRL__WCB_MODE_MASK
883 		| UVD_CGC_CTRL__VCPU_MODE_MASK
884 		| UVD_CGC_CTRL__MMSCH_MODE_MASK);
885 	WREG32_SOC15(VCN, inst, regUVD_CGC_CTRL, data);
886 
887 	data = RREG32_SOC15(VCN, inst, regUVD_SUVD_CGC_CTRL);
888 	data |= (UVD_SUVD_CGC_CTRL__SRE_MODE_MASK
889 		| UVD_SUVD_CGC_CTRL__SIT_MODE_MASK
890 		| UVD_SUVD_CGC_CTRL__SMP_MODE_MASK
891 		| UVD_SUVD_CGC_CTRL__SCM_MODE_MASK
892 		| UVD_SUVD_CGC_CTRL__SDB_MODE_MASK
893 		| UVD_SUVD_CGC_CTRL__SCLR_MODE_MASK
894 		| UVD_SUVD_CGC_CTRL__UVD_SC_MODE_MASK
895 		| UVD_SUVD_CGC_CTRL__ENT_MODE_MASK
896 		| UVD_SUVD_CGC_CTRL__IME_MODE_MASK
897 		| UVD_SUVD_CGC_CTRL__SITE_MODE_MASK);
898 	WREG32_SOC15(VCN, inst, regUVD_SUVD_CGC_CTRL, data);
899 }
900 
901 /**
902  * vcn_v4_0_5_start_dpg_mode - VCN start with dpg mode
903  *
904  * @vinst: VCN instance
905  * @indirect: indirectly write sram
906  *
907  * Start VCN block with dpg mode
908  */
vcn_v4_0_5_start_dpg_mode(struct amdgpu_vcn_inst * vinst,bool indirect)909 static int vcn_v4_0_5_start_dpg_mode(struct amdgpu_vcn_inst *vinst,
910 				     bool indirect)
911 {
912 	struct amdgpu_device *adev = vinst->adev;
913 	int inst_idx = vinst->inst;
914 	volatile struct amdgpu_vcn4_fw_shared *fw_shared = adev->vcn.inst[inst_idx].fw_shared.cpu_addr;
915 	struct amdgpu_ring *ring;
916 	uint32_t tmp;
917 
918 	/* disable register anti-hang mechanism */
919 	WREG32_P(SOC15_REG_OFFSET(VCN, inst_idx, regUVD_POWER_STATUS), 1,
920 		~UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
921 	/* enable dynamic power gating mode */
922 	tmp = RREG32_SOC15(VCN, inst_idx, regUVD_POWER_STATUS);
923 	tmp |= UVD_POWER_STATUS__UVD_PG_MODE_MASK;
924 	tmp |= UVD_POWER_STATUS__UVD_PG_EN_MASK;
925 	WREG32_SOC15(VCN, inst_idx, regUVD_POWER_STATUS, tmp);
926 
927 	if (indirect)
928 		adev->vcn.inst[inst_idx].dpg_sram_curr_addr =
929 					(uint32_t *)adev->vcn.inst[inst_idx].dpg_sram_cpu_addr;
930 
931 	/* enable clock gating */
932 	vcn_v4_0_5_disable_clock_gating_dpg_mode(vinst, 0, indirect);
933 
934 	/* enable VCPU clock */
935 	tmp = (0xFF << UVD_VCPU_CNTL__PRB_TIMEOUT_VAL__SHIFT);
936 	tmp |= UVD_VCPU_CNTL__CLK_EN_MASK | UVD_VCPU_CNTL__BLK_RST_MASK;
937 	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
938 		VCN, inst_idx, regUVD_VCPU_CNTL), tmp, 0, indirect);
939 
940 	/* disable master interrupt */
941 	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
942 		VCN, inst_idx, regUVD_MASTINT_EN), 0, 0, indirect);
943 
944 	/* setup regUVD_LMI_CTRL */
945 	tmp = (UVD_LMI_CTRL__WRITE_CLEAN_TIMER_EN_MASK |
946 		UVD_LMI_CTRL__REQ_MODE_MASK |
947 		UVD_LMI_CTRL__CRC_RESET_MASK |
948 		UVD_LMI_CTRL__MASK_MC_URGENT_MASK |
949 		UVD_LMI_CTRL__DATA_COHERENCY_EN_MASK |
950 		UVD_LMI_CTRL__VCPU_DATA_COHERENCY_EN_MASK |
951 		(8 << UVD_LMI_CTRL__WRITE_CLEAN_TIMER__SHIFT) |
952 		0x00100000L);
953 	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
954 		VCN, inst_idx, regUVD_LMI_CTRL), tmp, 0, indirect);
955 
956 	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
957 		VCN, inst_idx, regUVD_MPC_CNTL),
958 		0x2 << UVD_MPC_CNTL__REPLACEMENT_MODE__SHIFT, 0, indirect);
959 
960 	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
961 		VCN, inst_idx, regUVD_MPC_SET_MUXA0),
962 		((0x1 << UVD_MPC_SET_MUXA0__VARA_1__SHIFT) |
963 		 (0x2 << UVD_MPC_SET_MUXA0__VARA_2__SHIFT) |
964 		 (0x3 << UVD_MPC_SET_MUXA0__VARA_3__SHIFT) |
965 		 (0x4 << UVD_MPC_SET_MUXA0__VARA_4__SHIFT)), 0, indirect);
966 
967 	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
968 		VCN, inst_idx, regUVD_MPC_SET_MUXB0),
969 		 ((0x1 << UVD_MPC_SET_MUXB0__VARB_1__SHIFT) |
970 		 (0x2 << UVD_MPC_SET_MUXB0__VARB_2__SHIFT) |
971 		 (0x3 << UVD_MPC_SET_MUXB0__VARB_3__SHIFT) |
972 		 (0x4 << UVD_MPC_SET_MUXB0__VARB_4__SHIFT)), 0, indirect);
973 
974 	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
975 		VCN, inst_idx, regUVD_MPC_SET_MUX),
976 		((0x0 << UVD_MPC_SET_MUX__SET_0__SHIFT) |
977 		 (0x1 << UVD_MPC_SET_MUX__SET_1__SHIFT) |
978 		 (0x2 << UVD_MPC_SET_MUX__SET_2__SHIFT)), 0, indirect);
979 
980 	vcn_v4_0_5_mc_resume_dpg_mode(vinst, indirect);
981 
982 	tmp = (0xFF << UVD_VCPU_CNTL__PRB_TIMEOUT_VAL__SHIFT);
983 	tmp |= UVD_VCPU_CNTL__CLK_EN_MASK;
984 	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
985 		VCN, inst_idx, regUVD_VCPU_CNTL), tmp, 0, indirect);
986 
987 	/* enable LMI MC and UMC channels */
988 	tmp = 0x1f << UVD_LMI_CTRL2__RE_OFLD_MIF_WR_REQ_NUM__SHIFT;
989 	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
990 		VCN, inst_idx, regUVD_LMI_CTRL2), tmp, 0, indirect);
991 
992 	/* enable master interrupt */
993 	WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
994 		VCN, inst_idx, regUVD_MASTINT_EN),
995 		UVD_MASTINT_EN__VCPU_EN_MASK, 0, indirect);
996 
997 	if (indirect)
998 		amdgpu_vcn_psp_update_sram(adev, inst_idx, 0);
999 
1000 	ring = &adev->vcn.inst[inst_idx].ring_enc[0];
1001 
1002 	WREG32_SOC15(VCN, inst_idx, regUVD_RB_BASE_LO, ring->gpu_addr);
1003 	WREG32_SOC15(VCN, inst_idx, regUVD_RB_BASE_HI, upper_32_bits(ring->gpu_addr));
1004 	WREG32_SOC15(VCN, inst_idx, regUVD_RB_SIZE, ring->ring_size / 4);
1005 
1006 	tmp = RREG32_SOC15(VCN, inst_idx, regVCN_RB_ENABLE);
1007 	tmp &= ~(VCN_RB_ENABLE__RB1_EN_MASK);
1008 	WREG32_SOC15(VCN, inst_idx, regVCN_RB_ENABLE, tmp);
1009 	fw_shared->sq.queue_mode |= FW_QUEUE_RING_RESET;
1010 	WREG32_SOC15(VCN, inst_idx, regUVD_RB_RPTR, 0);
1011 	WREG32_SOC15(VCN, inst_idx, regUVD_RB_WPTR, 0);
1012 
1013 	tmp = RREG32_SOC15(VCN, inst_idx, regUVD_RB_RPTR);
1014 	WREG32_SOC15(VCN, inst_idx, regUVD_RB_WPTR, tmp);
1015 	ring->wptr = RREG32_SOC15(VCN, inst_idx, regUVD_RB_WPTR);
1016 
1017 	tmp = RREG32_SOC15(VCN, inst_idx, regVCN_RB_ENABLE);
1018 	tmp |= VCN_RB_ENABLE__RB1_EN_MASK;
1019 	WREG32_SOC15(VCN, inst_idx, regVCN_RB_ENABLE, tmp);
1020 	fw_shared->sq.queue_mode &= ~(FW_QUEUE_RING_RESET | FW_QUEUE_DPG_HOLD_OFF);
1021 
1022 	WREG32_SOC15(VCN, inst_idx, regVCN_RB1_DB_CTRL,
1023 			ring->doorbell_index << VCN_RB1_DB_CTRL__OFFSET__SHIFT |
1024 			VCN_RB1_DB_CTRL__EN_MASK);
1025 
1026 	/* Keeping one read-back to ensure all register writes are done, otherwise
1027 	 * it may introduce race conditions */
1028 	RREG32_SOC15(VCN, inst_idx, regVCN_RB1_DB_CTRL);
1029 
1030 	return 0;
1031 }
1032 
1033 
1034 /**
1035  * vcn_v4_0_5_start - VCN start
1036  *
1037  * @vinst: VCN instance
1038  *
1039  * Start VCN block
1040  */
vcn_v4_0_5_start(struct amdgpu_vcn_inst * vinst)1041 static int vcn_v4_0_5_start(struct amdgpu_vcn_inst *vinst)
1042 {
1043 	struct amdgpu_device *adev = vinst->adev;
1044 	int i = vinst->inst;
1045 	volatile struct amdgpu_vcn4_fw_shared *fw_shared;
1046 	struct amdgpu_ring *ring;
1047 	uint32_t tmp;
1048 	int j, k, r;
1049 
1050 	if (adev->vcn.harvest_config & (1 << i))
1051 		return 0;
1052 
1053 	if (adev->pm.dpm_enabled)
1054 		amdgpu_dpm_enable_vcn(adev, true, i);
1055 
1056 	fw_shared = adev->vcn.inst[i].fw_shared.cpu_addr;
1057 
1058 	if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG)
1059 		return vcn_v4_0_5_start_dpg_mode(vinst, adev->vcn.inst[i].indirect_sram);
1060 
1061 	/* disable VCN power gating */
1062 	vcn_v4_0_5_disable_static_power_gating(vinst);
1063 
1064 	/* set VCN status busy */
1065 	tmp = RREG32_SOC15(VCN, i, regUVD_STATUS) | UVD_STATUS__UVD_BUSY;
1066 	WREG32_SOC15(VCN, i, regUVD_STATUS, tmp);
1067 
1068 	/* SW clock gating */
1069 	vcn_v4_0_5_disable_clock_gating(vinst);
1070 
1071 	/* enable VCPU clock */
1072 	WREG32_P(SOC15_REG_OFFSET(VCN, i, regUVD_VCPU_CNTL),
1073 		 UVD_VCPU_CNTL__CLK_EN_MASK, ~UVD_VCPU_CNTL__CLK_EN_MASK);
1074 
1075 	/* disable master interrupt */
1076 	WREG32_P(SOC15_REG_OFFSET(VCN, i, regUVD_MASTINT_EN), 0,
1077 		 ~UVD_MASTINT_EN__VCPU_EN_MASK);
1078 
1079 	/* enable LMI MC and UMC channels */
1080 	WREG32_P(SOC15_REG_OFFSET(VCN, i, regUVD_LMI_CTRL2), 0,
1081 		 ~UVD_LMI_CTRL2__STALL_ARB_UMC_MASK);
1082 
1083 	tmp = RREG32_SOC15(VCN, i, regUVD_SOFT_RESET);
1084 	tmp &= ~UVD_SOFT_RESET__LMI_SOFT_RESET_MASK;
1085 	tmp &= ~UVD_SOFT_RESET__LMI_UMC_SOFT_RESET_MASK;
1086 	WREG32_SOC15(VCN, i, regUVD_SOFT_RESET, tmp);
1087 
1088 	/* setup regUVD_LMI_CTRL */
1089 	tmp = RREG32_SOC15(VCN, i, regUVD_LMI_CTRL);
1090 	WREG32_SOC15(VCN, i, regUVD_LMI_CTRL, tmp |
1091 		     UVD_LMI_CTRL__WRITE_CLEAN_TIMER_EN_MASK |
1092 		     UVD_LMI_CTRL__MASK_MC_URGENT_MASK |
1093 		     UVD_LMI_CTRL__DATA_COHERENCY_EN_MASK |
1094 		     UVD_LMI_CTRL__VCPU_DATA_COHERENCY_EN_MASK);
1095 
1096 	/* setup regUVD_MPC_CNTL */
1097 	tmp = RREG32_SOC15(VCN, i, regUVD_MPC_CNTL);
1098 	tmp &= ~UVD_MPC_CNTL__REPLACEMENT_MODE_MASK;
1099 	tmp |= 0x2 << UVD_MPC_CNTL__REPLACEMENT_MODE__SHIFT;
1100 	WREG32_SOC15(VCN, i, regUVD_MPC_CNTL, tmp);
1101 
1102 	/* setup UVD_MPC_SET_MUXA0 */
1103 	WREG32_SOC15(VCN, i, regUVD_MPC_SET_MUXA0,
1104 		     ((0x1 << UVD_MPC_SET_MUXA0__VARA_1__SHIFT) |
1105 		      (0x2 << UVD_MPC_SET_MUXA0__VARA_2__SHIFT) |
1106 		      (0x3 << UVD_MPC_SET_MUXA0__VARA_3__SHIFT) |
1107 		      (0x4 << UVD_MPC_SET_MUXA0__VARA_4__SHIFT)));
1108 
1109 	/* setup UVD_MPC_SET_MUXB0 */
1110 	WREG32_SOC15(VCN, i, regUVD_MPC_SET_MUXB0,
1111 		     ((0x1 << UVD_MPC_SET_MUXB0__VARB_1__SHIFT) |
1112 		      (0x2 << UVD_MPC_SET_MUXB0__VARB_2__SHIFT) |
1113 		      (0x3 << UVD_MPC_SET_MUXB0__VARB_3__SHIFT) |
1114 		      (0x4 << UVD_MPC_SET_MUXB0__VARB_4__SHIFT)));
1115 
1116 	/* setup UVD_MPC_SET_MUX */
1117 	WREG32_SOC15(VCN, i, regUVD_MPC_SET_MUX,
1118 		     ((0x0 << UVD_MPC_SET_MUX__SET_0__SHIFT) |
1119 		      (0x1 << UVD_MPC_SET_MUX__SET_1__SHIFT) |
1120 		      (0x2 << UVD_MPC_SET_MUX__SET_2__SHIFT)));
1121 
1122 	vcn_v4_0_5_mc_resume(vinst);
1123 
1124 	/* VCN global tiling registers */
1125 	WREG32_SOC15(VCN, i, regUVD_GFX10_ADDR_CONFIG,
1126 		     adev->gfx.config.gb_addr_config);
1127 
1128 	/* unblock VCPU register access */
1129 	WREG32_P(SOC15_REG_OFFSET(VCN, i, regUVD_RB_ARB_CTRL), 0,
1130 		 ~UVD_RB_ARB_CTRL__VCPU_DIS_MASK);
1131 
1132 	/* release VCPU reset to boot */
1133 	WREG32_P(SOC15_REG_OFFSET(VCN, i, regUVD_VCPU_CNTL), 0,
1134 		 ~UVD_VCPU_CNTL__BLK_RST_MASK);
1135 
1136 	for (j = 0; j < 10; ++j) {
1137 		uint32_t status;
1138 
1139 		for (k = 0; k < 100; ++k) {
1140 			status = RREG32_SOC15(VCN, i, regUVD_STATUS);
1141 			if (status & 2)
1142 				break;
1143 			mdelay(10);
1144 			if (amdgpu_emu_mode == 1)
1145 				msleep(1);
1146 		}
1147 
1148 		if (amdgpu_emu_mode == 1) {
1149 			r = -1;
1150 			if (status & 2) {
1151 				r = 0;
1152 				break;
1153 			}
1154 		} else {
1155 			r = 0;
1156 			if (status & 2)
1157 				break;
1158 
1159 			dev_err(adev->dev,
1160 				"VCN[%d] is not responding, trying to reset VCPU!!!\n", i);
1161 			WREG32_P(SOC15_REG_OFFSET(VCN, i, regUVD_VCPU_CNTL),
1162 				 UVD_VCPU_CNTL__BLK_RST_MASK,
1163 				 ~UVD_VCPU_CNTL__BLK_RST_MASK);
1164 			mdelay(10);
1165 			WREG32_P(SOC15_REG_OFFSET(VCN, i, regUVD_VCPU_CNTL), 0,
1166 				 ~UVD_VCPU_CNTL__BLK_RST_MASK);
1167 
1168 			mdelay(10);
1169 			r = -1;
1170 		}
1171 	}
1172 
1173 	if (r) {
1174 		dev_err(adev->dev, "VCN[%d] is not responding, giving up!!!\n", i);
1175 		return r;
1176 	}
1177 
1178 	/* enable master interrupt */
1179 	WREG32_P(SOC15_REG_OFFSET(VCN, i, regUVD_MASTINT_EN),
1180 		 UVD_MASTINT_EN__VCPU_EN_MASK,
1181 		 ~UVD_MASTINT_EN__VCPU_EN_MASK);
1182 
1183 	/* clear the busy bit of VCN_STATUS */
1184 	WREG32_P(SOC15_REG_OFFSET(VCN, i, regUVD_STATUS), 0,
1185 		 ~(2 << UVD_STATUS__VCPU_REPORT__SHIFT));
1186 
1187 	ring = &adev->vcn.inst[i].ring_enc[0];
1188 	WREG32_SOC15(VCN, i, regVCN_RB1_DB_CTRL,
1189 		     ring->doorbell_index << VCN_RB1_DB_CTRL__OFFSET__SHIFT |
1190 		     VCN_RB1_DB_CTRL__EN_MASK);
1191 
1192 	WREG32_SOC15(VCN, i, regUVD_RB_BASE_LO, ring->gpu_addr);
1193 	WREG32_SOC15(VCN, i, regUVD_RB_BASE_HI, upper_32_bits(ring->gpu_addr));
1194 	WREG32_SOC15(VCN, i, regUVD_RB_SIZE, ring->ring_size / 4);
1195 
1196 	tmp = RREG32_SOC15(VCN, i, regVCN_RB_ENABLE);
1197 	tmp &= ~(VCN_RB_ENABLE__RB1_EN_MASK);
1198 	WREG32_SOC15(VCN, i, regVCN_RB_ENABLE, tmp);
1199 	fw_shared->sq.queue_mode |= FW_QUEUE_RING_RESET;
1200 	WREG32_SOC15(VCN, i, regUVD_RB_RPTR, 0);
1201 	WREG32_SOC15(VCN, i, regUVD_RB_WPTR, 0);
1202 
1203 	tmp = RREG32_SOC15(VCN, i, regUVD_RB_RPTR);
1204 	WREG32_SOC15(VCN, i, regUVD_RB_WPTR, tmp);
1205 	ring->wptr = RREG32_SOC15(VCN, i, regUVD_RB_WPTR);
1206 
1207 	tmp = RREG32_SOC15(VCN, i, regVCN_RB_ENABLE);
1208 	tmp |= VCN_RB_ENABLE__RB1_EN_MASK;
1209 	WREG32_SOC15(VCN, i, regVCN_RB_ENABLE, tmp);
1210 	fw_shared->sq.queue_mode &= ~(FW_QUEUE_RING_RESET | FW_QUEUE_DPG_HOLD_OFF);
1211 
1212 	/* Keeping one read-back to ensure all register writes are done, otherwise
1213 	 * it may introduce race conditions */
1214 	RREG32_SOC15(VCN, i, regVCN_RB_ENABLE);
1215 
1216 	return 0;
1217 }
1218 
1219 /**
1220  * vcn_v4_0_5_stop_dpg_mode - VCN stop with dpg mode
1221  *
1222  * @vinst: VCN instance
1223  *
1224  * Stop VCN block with dpg mode
1225  */
vcn_v4_0_5_stop_dpg_mode(struct amdgpu_vcn_inst * vinst)1226 static void vcn_v4_0_5_stop_dpg_mode(struct amdgpu_vcn_inst *vinst)
1227 {
1228 	struct amdgpu_device *adev = vinst->adev;
1229 	int inst_idx = vinst->inst;
1230 	uint32_t tmp;
1231 
1232 	/* Wait for power status to be 1 */
1233 	SOC15_WAIT_ON_RREG(VCN, inst_idx, regUVD_POWER_STATUS, 1,
1234 		UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
1235 
1236 	/* wait for read ptr to be equal to write ptr */
1237 	tmp = RREG32_SOC15(VCN, inst_idx, regUVD_RB_WPTR);
1238 	SOC15_WAIT_ON_RREG(VCN, inst_idx, regUVD_RB_RPTR, tmp, 0xFFFFFFFF);
1239 
1240 	SOC15_WAIT_ON_RREG(VCN, inst_idx, regUVD_POWER_STATUS, 1,
1241 		UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
1242 
1243 	/* disable dynamic power gating mode */
1244 	WREG32_P(SOC15_REG_OFFSET(VCN, inst_idx, regUVD_POWER_STATUS), 0,
1245 		~UVD_POWER_STATUS__UVD_PG_MODE_MASK);
1246 }
1247 
1248 /**
1249  * vcn_v4_0_5_stop - VCN stop
1250  *
1251  * @vinst: VCN instance
1252  *
1253  * Stop VCN block
1254  */
vcn_v4_0_5_stop(struct amdgpu_vcn_inst * vinst)1255 static int vcn_v4_0_5_stop(struct amdgpu_vcn_inst *vinst)
1256 {
1257 	struct amdgpu_device *adev = vinst->adev;
1258 	int i = vinst->inst;
1259 	volatile struct amdgpu_vcn4_fw_shared *fw_shared;
1260 	uint32_t tmp;
1261 	int r = 0;
1262 
1263 	if (adev->vcn.harvest_config & (1 << i))
1264 		return 0;
1265 
1266 	fw_shared = adev->vcn.inst[i].fw_shared.cpu_addr;
1267 	fw_shared->sq.queue_mode |= FW_QUEUE_DPG_HOLD_OFF;
1268 
1269 	if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) {
1270 		vcn_v4_0_5_stop_dpg_mode(vinst);
1271 		r = 0;
1272 		goto done;
1273 	}
1274 
1275 	/* wait for vcn idle */
1276 	r = SOC15_WAIT_ON_RREG(VCN, i, regUVD_STATUS, UVD_STATUS__IDLE, 0x7);
1277 	if (r)
1278 		goto done;
1279 
1280 	tmp = UVD_LMI_STATUS__VCPU_LMI_WRITE_CLEAN_MASK |
1281 		UVD_LMI_STATUS__READ_CLEAN_MASK |
1282 		UVD_LMI_STATUS__WRITE_CLEAN_MASK |
1283 		UVD_LMI_STATUS__WRITE_CLEAN_RAW_MASK;
1284 	r = SOC15_WAIT_ON_RREG(VCN, i, regUVD_LMI_STATUS, tmp, tmp);
1285 	if (r)
1286 		goto done;
1287 
1288 	/* disable LMI UMC channel */
1289 	tmp = RREG32_SOC15(VCN, i, regUVD_LMI_CTRL2);
1290 	tmp |= UVD_LMI_CTRL2__STALL_ARB_UMC_MASK;
1291 	WREG32_SOC15(VCN, i, regUVD_LMI_CTRL2, tmp);
1292 	tmp = UVD_LMI_STATUS__UMC_READ_CLEAN_RAW_MASK |
1293 		UVD_LMI_STATUS__UMC_WRITE_CLEAN_RAW_MASK;
1294 	r = SOC15_WAIT_ON_RREG(VCN, i, regUVD_LMI_STATUS, tmp, tmp);
1295 	if (r)
1296 		goto done;
1297 
1298 	/* block VCPU register access */
1299 	WREG32_P(SOC15_REG_OFFSET(VCN, i, regUVD_RB_ARB_CTRL),
1300 		 UVD_RB_ARB_CTRL__VCPU_DIS_MASK,
1301 		 ~UVD_RB_ARB_CTRL__VCPU_DIS_MASK);
1302 
1303 	/* reset VCPU */
1304 	WREG32_P(SOC15_REG_OFFSET(VCN, i, regUVD_VCPU_CNTL),
1305 		 UVD_VCPU_CNTL__BLK_RST_MASK,
1306 		 ~UVD_VCPU_CNTL__BLK_RST_MASK);
1307 
1308 	/* disable VCPU clock */
1309 	WREG32_P(SOC15_REG_OFFSET(VCN, i, regUVD_VCPU_CNTL), 0,
1310 		 ~(UVD_VCPU_CNTL__CLK_EN_MASK));
1311 
1312 	/* apply soft reset */
1313 	tmp = RREG32_SOC15(VCN, i, regUVD_SOFT_RESET);
1314 	tmp |= UVD_SOFT_RESET__LMI_UMC_SOFT_RESET_MASK;
1315 	WREG32_SOC15(VCN, i, regUVD_SOFT_RESET, tmp);
1316 	tmp = RREG32_SOC15(VCN, i, regUVD_SOFT_RESET);
1317 	tmp |= UVD_SOFT_RESET__LMI_SOFT_RESET_MASK;
1318 	WREG32_SOC15(VCN, i, regUVD_SOFT_RESET, tmp);
1319 
1320 	/* clear status */
1321 	WREG32_SOC15(VCN, i, regUVD_STATUS, 0);
1322 
1323 	/* apply HW clock gating */
1324 	vcn_v4_0_5_enable_clock_gating(vinst);
1325 
1326 	/* enable VCN power gating */
1327 	vcn_v4_0_5_enable_static_power_gating(vinst);
1328 
1329 done:
1330 	if (adev->pm.dpm_enabled)
1331 		amdgpu_dpm_enable_vcn(adev, false, i);
1332 
1333 	return r;
1334 }
1335 
1336 /**
1337  * vcn_v4_0_5_pause_dpg_mode - VCN pause with dpg mode
1338  *
1339  * @vinst: VCN instance
1340  * @new_state: pause state
1341  *
1342  * Pause dpg mode for VCN block
1343  */
vcn_v4_0_5_pause_dpg_mode(struct amdgpu_vcn_inst * vinst,struct dpg_pause_state * new_state)1344 static int vcn_v4_0_5_pause_dpg_mode(struct amdgpu_vcn_inst *vinst,
1345 				     struct dpg_pause_state *new_state)
1346 {
1347 	struct amdgpu_device *adev = vinst->adev;
1348 	int inst_idx = vinst->inst;
1349 	uint32_t reg_data = 0;
1350 	int ret_code;
1351 
1352 	/* pause/unpause if state is changed */
1353 	if (adev->vcn.inst[inst_idx].pause_state.fw_based != new_state->fw_based) {
1354 		DRM_DEV_DEBUG(adev->dev, "dpg pause state changed %d -> %d",
1355 			adev->vcn.inst[inst_idx].pause_state.fw_based,	new_state->fw_based);
1356 		reg_data = RREG32_SOC15(VCN, inst_idx, regUVD_DPG_PAUSE) &
1357 			(~UVD_DPG_PAUSE__NJ_PAUSE_DPG_ACK_MASK);
1358 
1359 		if (new_state->fw_based == VCN_DPG_STATE__PAUSE) {
1360 			ret_code = SOC15_WAIT_ON_RREG(VCN, inst_idx, regUVD_POWER_STATUS, 0x1,
1361 				UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
1362 
1363 			if (!ret_code) {
1364 				/* pause DPG */
1365 				reg_data |= UVD_DPG_PAUSE__NJ_PAUSE_DPG_REQ_MASK;
1366 				WREG32_SOC15(VCN, inst_idx, regUVD_DPG_PAUSE, reg_data);
1367 
1368 				/* wait for ACK */
1369 				SOC15_WAIT_ON_RREG(VCN, inst_idx, regUVD_DPG_PAUSE,
1370 					UVD_DPG_PAUSE__NJ_PAUSE_DPG_ACK_MASK,
1371 					UVD_DPG_PAUSE__NJ_PAUSE_DPG_ACK_MASK);
1372 
1373 				SOC15_WAIT_ON_RREG(VCN, inst_idx, regUVD_POWER_STATUS,
1374 					UVD_PGFSM_CONFIG__UVDM_UVDU_PWR_ON,
1375 					UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
1376 			}
1377 		} else {
1378 			/* unpause dpg, no need to wait */
1379 			reg_data &= ~UVD_DPG_PAUSE__NJ_PAUSE_DPG_REQ_MASK;
1380 			WREG32_SOC15(VCN, inst_idx, regUVD_DPG_PAUSE, reg_data);
1381 		}
1382 		adev->vcn.inst[inst_idx].pause_state.fw_based = new_state->fw_based;
1383 	}
1384 
1385 	return 0;
1386 }
1387 
1388 /**
1389  * vcn_v4_0_5_unified_ring_get_rptr - get unified read pointer
1390  *
1391  * @ring: amdgpu_ring pointer
1392  *
1393  * Returns the current hardware unified read pointer
1394  */
vcn_v4_0_5_unified_ring_get_rptr(struct amdgpu_ring * ring)1395 static uint64_t vcn_v4_0_5_unified_ring_get_rptr(struct amdgpu_ring *ring)
1396 {
1397 	struct amdgpu_device *adev = ring->adev;
1398 
1399 	if (ring != &adev->vcn.inst[ring->me].ring_enc[0])
1400 		DRM_ERROR("wrong ring id is identified in %s", __func__);
1401 
1402 	return RREG32_SOC15(VCN, ring->me, regUVD_RB_RPTR);
1403 }
1404 
1405 /**
1406  * vcn_v4_0_5_unified_ring_get_wptr - get unified write pointer
1407  *
1408  * @ring: amdgpu_ring pointer
1409  *
1410  * Returns the current hardware unified write pointer
1411  */
vcn_v4_0_5_unified_ring_get_wptr(struct amdgpu_ring * ring)1412 static uint64_t vcn_v4_0_5_unified_ring_get_wptr(struct amdgpu_ring *ring)
1413 {
1414 	struct amdgpu_device *adev = ring->adev;
1415 
1416 	if (ring != &adev->vcn.inst[ring->me].ring_enc[0])
1417 		DRM_ERROR("wrong ring id is identified in %s", __func__);
1418 
1419 	if (ring->use_doorbell)
1420 		return *ring->wptr_cpu_addr;
1421 	else
1422 		return RREG32_SOC15(VCN, ring->me, regUVD_RB_WPTR);
1423 }
1424 
1425 /**
1426  * vcn_v4_0_5_unified_ring_set_wptr - set enc write pointer
1427  *
1428  * @ring: amdgpu_ring pointer
1429  *
1430  * Commits the enc write pointer to the hardware
1431  */
vcn_v4_0_5_unified_ring_set_wptr(struct amdgpu_ring * ring)1432 static void vcn_v4_0_5_unified_ring_set_wptr(struct amdgpu_ring *ring)
1433 {
1434 	struct amdgpu_device *adev = ring->adev;
1435 
1436 	if (ring != &adev->vcn.inst[ring->me].ring_enc[0])
1437 		DRM_ERROR("wrong ring id is identified in %s", __func__);
1438 
1439 	if (ring->use_doorbell) {
1440 		*ring->wptr_cpu_addr = lower_32_bits(ring->wptr);
1441 		WDOORBELL32(ring->doorbell_index, lower_32_bits(ring->wptr));
1442 	} else {
1443 		WREG32_SOC15(VCN, ring->me, regUVD_RB_WPTR, lower_32_bits(ring->wptr));
1444 	}
1445 }
1446 
1447 static struct amdgpu_ring_funcs vcn_v4_0_5_unified_ring_vm_funcs = {
1448 	.type = AMDGPU_RING_TYPE_VCN_ENC,
1449 	.align_mask = 0x3f,
1450 	.nop = VCN_ENC_CMD_NO_OP,
1451 	.get_rptr = vcn_v4_0_5_unified_ring_get_rptr,
1452 	.get_wptr = vcn_v4_0_5_unified_ring_get_wptr,
1453 	.set_wptr = vcn_v4_0_5_unified_ring_set_wptr,
1454 	.emit_frame_size =
1455 		SOC15_FLUSH_GPU_TLB_NUM_WREG * 3 +
1456 		SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 4 +
1457 		4 + /* vcn_v2_0_enc_ring_emit_vm_flush */
1458 		5 + 5 + /* vcn_v2_0_enc_ring_emit_fence x2 vm fence */
1459 		1, /* vcn_v2_0_enc_ring_insert_end */
1460 	.emit_ib_size = 5, /* vcn_v2_0_enc_ring_emit_ib */
1461 	.emit_ib = vcn_v2_0_enc_ring_emit_ib,
1462 	.emit_fence = vcn_v2_0_enc_ring_emit_fence,
1463 	.emit_vm_flush = vcn_v2_0_enc_ring_emit_vm_flush,
1464 	.test_ring = amdgpu_vcn_enc_ring_test_ring,
1465 	.test_ib = amdgpu_vcn_unified_ring_test_ib,
1466 	.insert_nop = amdgpu_ring_insert_nop,
1467 	.insert_end = vcn_v2_0_enc_ring_insert_end,
1468 	.pad_ib = amdgpu_ring_generic_pad_ib,
1469 	.begin_use = amdgpu_vcn_ring_begin_use,
1470 	.end_use = amdgpu_vcn_ring_end_use,
1471 	.emit_wreg = vcn_v2_0_enc_ring_emit_wreg,
1472 	.emit_reg_wait = vcn_v2_0_enc_ring_emit_reg_wait,
1473 	.emit_reg_write_reg_wait = amdgpu_ring_emit_reg_write_reg_wait_helper,
1474 };
1475 
1476 /**
1477  * vcn_v4_0_5_set_unified_ring_funcs - set unified ring functions
1478  *
1479  * @adev: amdgpu_device pointer
1480  *
1481  * Set unified ring functions
1482  */
vcn_v4_0_5_set_unified_ring_funcs(struct amdgpu_device * adev)1483 static void vcn_v4_0_5_set_unified_ring_funcs(struct amdgpu_device *adev)
1484 {
1485 	int i;
1486 
1487 	for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
1488 		if (adev->vcn.harvest_config & (1 << i))
1489 			continue;
1490 
1491 		if (amdgpu_ip_version(adev, VCN_HWIP, 0) == IP_VERSION(4, 0, 5))
1492 			vcn_v4_0_5_unified_ring_vm_funcs.secure_submission_supported = true;
1493 
1494 		adev->vcn.inst[i].ring_enc[0].funcs = &vcn_v4_0_5_unified_ring_vm_funcs;
1495 		adev->vcn.inst[i].ring_enc[0].me = i;
1496 	}
1497 }
1498 
1499 /**
1500  * vcn_v4_0_5_is_idle - check VCN block is idle
1501  *
1502  * @ip_block: Pointer to the amdgpu_ip_block structure
1503  *
1504  * Check whether VCN block is idle
1505  */
vcn_v4_0_5_is_idle(struct amdgpu_ip_block * ip_block)1506 static bool vcn_v4_0_5_is_idle(struct amdgpu_ip_block *ip_block)
1507 {
1508 	struct amdgpu_device *adev = ip_block->adev;
1509 	int i, ret = 1;
1510 
1511 	for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
1512 		if (adev->vcn.harvest_config & (1 << i))
1513 			continue;
1514 
1515 		ret &= (RREG32_SOC15(VCN, i, regUVD_STATUS) == UVD_STATUS__IDLE);
1516 	}
1517 
1518 	return ret;
1519 }
1520 
1521 /**
1522  * vcn_v4_0_5_wait_for_idle - wait for VCN block idle
1523  *
1524  * @ip_block: Pointer to the amdgpu_ip_block for this hw instance.
1525  *
1526  * Wait for VCN block idle
1527  */
vcn_v4_0_5_wait_for_idle(struct amdgpu_ip_block * ip_block)1528 static int vcn_v4_0_5_wait_for_idle(struct amdgpu_ip_block *ip_block)
1529 {
1530 	struct amdgpu_device *adev = ip_block->adev;
1531 	int i, ret = 0;
1532 
1533 	for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
1534 		if (adev->vcn.harvest_config & (1 << i))
1535 			continue;
1536 
1537 		ret = SOC15_WAIT_ON_RREG(VCN, i, regUVD_STATUS, UVD_STATUS__IDLE,
1538 			UVD_STATUS__IDLE);
1539 		if (ret)
1540 			return ret;
1541 	}
1542 
1543 	return ret;
1544 }
1545 
1546 /**
1547  * vcn_v4_0_5_set_clockgating_state - set VCN block clockgating state
1548  *
1549  * @ip_block: amdgpu_ip_block pointer
1550  * @state: clock gating state
1551  *
1552  * Set VCN block clockgating state
1553  */
vcn_v4_0_5_set_clockgating_state(struct amdgpu_ip_block * ip_block,enum amd_clockgating_state state)1554 static int vcn_v4_0_5_set_clockgating_state(struct amdgpu_ip_block *ip_block,
1555 					  enum amd_clockgating_state state)
1556 {
1557 	struct amdgpu_device *adev = ip_block->adev;
1558 	bool enable = (state == AMD_CG_STATE_GATE) ? true : false;
1559 	int i;
1560 
1561 	for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
1562 		struct amdgpu_vcn_inst *vinst = &adev->vcn.inst[i];
1563 
1564 		if (adev->vcn.harvest_config & (1 << i))
1565 			continue;
1566 
1567 		if (enable) {
1568 			if (RREG32_SOC15(VCN, i, regUVD_STATUS) != UVD_STATUS__IDLE)
1569 				return -EBUSY;
1570 			vcn_v4_0_5_enable_clock_gating(vinst);
1571 		} else {
1572 			vcn_v4_0_5_disable_clock_gating(vinst);
1573 		}
1574 	}
1575 
1576 	return 0;
1577 }
1578 
vcn_v4_0_5_set_pg_state(struct amdgpu_vcn_inst * vinst,enum amd_powergating_state state)1579 static int vcn_v4_0_5_set_pg_state(struct amdgpu_vcn_inst *vinst,
1580 				   enum amd_powergating_state state)
1581 {
1582 	int ret = 0;
1583 
1584 	if (state == vinst->cur_state)
1585 		return 0;
1586 
1587 	if (state == AMD_PG_STATE_GATE)
1588 		ret = vcn_v4_0_5_stop(vinst);
1589 	else
1590 		ret = vcn_v4_0_5_start(vinst);
1591 
1592 	if (!ret)
1593 		vinst->cur_state = state;
1594 
1595 	return ret;
1596 }
1597 
1598 /**
1599  * vcn_v4_0_5_process_interrupt - process VCN block interrupt
1600  *
1601  * @adev: amdgpu_device pointer
1602  * @source: interrupt sources
1603  * @entry: interrupt entry from clients and sources
1604  *
1605  * Process VCN block interrupt
1606  */
vcn_v4_0_5_process_interrupt(struct amdgpu_device * adev,struct amdgpu_irq_src * source,struct amdgpu_iv_entry * entry)1607 static int vcn_v4_0_5_process_interrupt(struct amdgpu_device *adev, struct amdgpu_irq_src *source,
1608 		struct amdgpu_iv_entry *entry)
1609 {
1610 	uint32_t ip_instance;
1611 
1612 	switch (entry->client_id) {
1613 	case SOC15_IH_CLIENTID_VCN:
1614 		ip_instance = 0;
1615 		break;
1616 	case SOC15_IH_CLIENTID_VCN1:
1617 		ip_instance = 1;
1618 		break;
1619 	default:
1620 		DRM_ERROR("Unhandled client id: %d\n", entry->client_id);
1621 		return 0;
1622 	}
1623 
1624 	DRM_DEBUG("IH: VCN TRAP\n");
1625 
1626 	switch (entry->src_id) {
1627 	case VCN_4_0__SRCID__UVD_ENC_GENERAL_PURPOSE:
1628 		amdgpu_fence_process(&adev->vcn.inst[ip_instance].ring_enc[0]);
1629 		break;
1630 	case VCN_4_0__SRCID_UVD_POISON:
1631 		amdgpu_vcn_process_poison_irq(adev, source, entry);
1632 		break;
1633 	default:
1634 		DRM_ERROR("Unhandled interrupt: %d %d\n",
1635 			  entry->src_id, entry->src_data[0]);
1636 		break;
1637 	}
1638 
1639 	return 0;
1640 }
1641 
1642 static const struct amdgpu_irq_src_funcs vcn_v4_0_5_irq_funcs = {
1643 	.process = vcn_v4_0_5_process_interrupt,
1644 };
1645 
1646 /**
1647  * vcn_v4_0_5_set_irq_funcs - set VCN block interrupt irq functions
1648  *
1649  * @adev: amdgpu_device pointer
1650  *
1651  * Set VCN block interrupt irq functions
1652  */
vcn_v4_0_5_set_irq_funcs(struct amdgpu_device * adev)1653 static void vcn_v4_0_5_set_irq_funcs(struct amdgpu_device *adev)
1654 {
1655 	int i;
1656 
1657 	for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
1658 		if (adev->vcn.harvest_config & (1 << i))
1659 			continue;
1660 
1661 		adev->vcn.inst[i].irq.num_types = adev->vcn.inst[i].num_enc_rings + 1;
1662 		adev->vcn.inst[i].irq.funcs = &vcn_v4_0_5_irq_funcs;
1663 	}
1664 }
1665 
vcn_v4_0_5_print_ip_state(struct amdgpu_ip_block * ip_block,struct drm_printer * p)1666 static void vcn_v4_0_5_print_ip_state(struct amdgpu_ip_block *ip_block, struct drm_printer *p)
1667 {
1668 	struct amdgpu_device *adev = ip_block->adev;
1669 	int i, j;
1670 	uint32_t reg_count = ARRAY_SIZE(vcn_reg_list_4_0_5);
1671 	uint32_t inst_off, is_powered;
1672 
1673 	if (!adev->vcn.ip_dump)
1674 		return;
1675 
1676 	drm_printf(p, "num_instances:%d\n", adev->vcn.num_vcn_inst);
1677 	for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
1678 		if (adev->vcn.harvest_config & (1 << i)) {
1679 			drm_printf(p, "\nHarvested Instance:VCN%d Skipping dump\n", i);
1680 			continue;
1681 		}
1682 
1683 		inst_off = i * reg_count;
1684 		is_powered = (adev->vcn.ip_dump[inst_off] &
1685 				UVD_POWER_STATUS__UVD_POWER_STATUS_MASK) != 1;
1686 
1687 		if (is_powered) {
1688 			drm_printf(p, "\nActive Instance:VCN%d\n", i);
1689 			for (j = 0; j < reg_count; j++)
1690 				drm_printf(p, "%-50s \t 0x%08x\n", vcn_reg_list_4_0_5[j].reg_name,
1691 					   adev->vcn.ip_dump[inst_off + j]);
1692 		} else {
1693 			drm_printf(p, "\nInactive Instance:VCN%d\n", i);
1694 		}
1695 	}
1696 }
1697 
vcn_v4_0_5_dump_ip_state(struct amdgpu_ip_block * ip_block)1698 static void vcn_v4_0_5_dump_ip_state(struct amdgpu_ip_block *ip_block)
1699 {
1700 	struct amdgpu_device *adev = ip_block->adev;
1701 	int i, j;
1702 	bool is_powered;
1703 	uint32_t inst_off;
1704 	uint32_t reg_count = ARRAY_SIZE(vcn_reg_list_4_0_5);
1705 
1706 	if (!adev->vcn.ip_dump)
1707 		return;
1708 
1709 	for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
1710 		if (adev->vcn.harvest_config & (1 << i))
1711 			continue;
1712 
1713 		inst_off = i * reg_count;
1714 		/* mmUVD_POWER_STATUS is always readable and is first element of the array */
1715 		adev->vcn.ip_dump[inst_off] = RREG32_SOC15(VCN, i, regUVD_POWER_STATUS);
1716 		is_powered = (adev->vcn.ip_dump[inst_off] &
1717 				UVD_POWER_STATUS__UVD_POWER_STATUS_MASK) != 1;
1718 
1719 		if (is_powered)
1720 			for (j = 1; j < reg_count; j++)
1721 				adev->vcn.ip_dump[inst_off + j] =
1722 					RREG32(SOC15_REG_ENTRY_OFFSET_INST(vcn_reg_list_4_0_5[j],
1723 									   i));
1724 	}
1725 }
1726 
1727 static const struct amd_ip_funcs vcn_v4_0_5_ip_funcs = {
1728 	.name = "vcn_v4_0_5",
1729 	.early_init = vcn_v4_0_5_early_init,
1730 	.sw_init = vcn_v4_0_5_sw_init,
1731 	.sw_fini = vcn_v4_0_5_sw_fini,
1732 	.hw_init = vcn_v4_0_5_hw_init,
1733 	.hw_fini = vcn_v4_0_5_hw_fini,
1734 	.suspend = vcn_v4_0_5_suspend,
1735 	.resume = vcn_v4_0_5_resume,
1736 	.is_idle = vcn_v4_0_5_is_idle,
1737 	.wait_for_idle = vcn_v4_0_5_wait_for_idle,
1738 	.set_clockgating_state = vcn_v4_0_5_set_clockgating_state,
1739 	.set_powergating_state = vcn_set_powergating_state,
1740 	.dump_ip_state = vcn_v4_0_5_dump_ip_state,
1741 	.print_ip_state = vcn_v4_0_5_print_ip_state,
1742 };
1743 
1744 const struct amdgpu_ip_block_version vcn_v4_0_5_ip_block = {
1745 	.type = AMD_IP_BLOCK_TYPE_VCN,
1746 	.major = 4,
1747 	.minor = 0,
1748 	.rev = 5,
1749 	.funcs = &vcn_v4_0_5_ip_funcs,
1750 };
1751