xref: /linux/drivers/gpu/drm/amd/amdgpu/vcn_v1_0.c (revision 272e6aab14bbf98d7a06b2b1cd6308a02d4a10a1)
1 /*
2  * Copyright 2016 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 
26 #include "amdgpu.h"
27 #include "amdgpu_cs.h"
28 #include "amdgpu_vcn.h"
29 #include "amdgpu_pm.h"
30 #include "soc15.h"
31 #include "soc15d.h"
32 #include "soc15_common.h"
33 
34 #include "vcn/vcn_1_0_offset.h"
35 #include "vcn/vcn_1_0_sh_mask.h"
36 #include "mmhub/mmhub_9_1_offset.h"
37 #include "mmhub/mmhub_9_1_sh_mask.h"
38 
39 #include "ivsrcid/vcn/irqsrcs_vcn_1_0.h"
40 #include "jpeg_v1_0.h"
41 #include "vcn_v1_0.h"
42 
43 #define mmUVD_RBC_XX_IB_REG_CHECK_1_0		0x05ab
44 #define mmUVD_RBC_XX_IB_REG_CHECK_1_0_BASE_IDX	1
45 #define mmUVD_REG_XX_MASK_1_0			0x05ac
46 #define mmUVD_REG_XX_MASK_1_0_BASE_IDX		1
47 
48 static const struct amdgpu_hwip_reg_entry vcn_reg_list_1_0[] = {
49 	SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_POWER_STATUS),
50 	SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_STATUS),
51 	SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_CONTEXT_ID),
52 	SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_CONTEXT_ID2),
53 	SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_GPCOM_VCPU_DATA0),
54 	SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_GPCOM_VCPU_DATA1),
55 	SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_GPCOM_VCPU_CMD),
56 	SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_BASE_HI),
57 	SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_BASE_LO),
58 	SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_BASE_HI2),
59 	SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_BASE_LO2),
60 	SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_BASE_HI3),
61 	SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_BASE_LO3),
62 	SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_BASE_HI4),
63 	SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_BASE_LO4),
64 	SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_RPTR),
65 	SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_WPTR),
66 	SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_RPTR2),
67 	SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_WPTR2),
68 	SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_RPTR3),
69 	SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_WPTR3),
70 	SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_RPTR4),
71 	SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_WPTR4),
72 	SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_SIZE),
73 	SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_SIZE2),
74 	SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_SIZE3),
75 	SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_SIZE4),
76 	SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_PGFSM_CONFIG),
77 	SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_PGFSM_STATUS),
78 	SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_DPG_LMA_CTL),
79 	SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_DPG_LMA_DATA),
80 	SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_DPG_LMA_MASK),
81 	SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_DPG_PAUSE)
82 };
83 
84 static int vcn_v1_0_stop(struct amdgpu_device *adev);
85 static void vcn_v1_0_set_dec_ring_funcs(struct amdgpu_device *adev);
86 static void vcn_v1_0_set_enc_ring_funcs(struct amdgpu_device *adev);
87 static void vcn_v1_0_set_irq_funcs(struct amdgpu_device *adev);
88 static int vcn_v1_0_set_powergating_state(void *handle, enum amd_powergating_state state);
89 static int vcn_v1_0_pause_dpg_mode(struct amdgpu_device *adev,
90 				int inst_idx, struct dpg_pause_state *new_state);
91 
92 static void vcn_v1_0_idle_work_handler(struct work_struct *work);
93 static void vcn_v1_0_ring_begin_use(struct amdgpu_ring *ring);
94 
95 /**
96  * vcn_v1_0_early_init - set function pointers and load microcode
97  *
98  * @handle: amdgpu_device pointer
99  *
100  * Set ring and irq function pointers
101  * Load microcode from filesystem
102  */
103 static int vcn_v1_0_early_init(void *handle)
104 {
105 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
106 
107 	adev->vcn.num_enc_rings = 2;
108 
109 	vcn_v1_0_set_dec_ring_funcs(adev);
110 	vcn_v1_0_set_enc_ring_funcs(adev);
111 	vcn_v1_0_set_irq_funcs(adev);
112 
113 	jpeg_v1_0_early_init(handle);
114 
115 	return amdgpu_vcn_early_init(adev);
116 }
117 
118 /**
119  * vcn_v1_0_sw_init - sw init for VCN block
120  *
121  * @handle: amdgpu_device pointer
122  *
123  * Load firmware and sw initialization
124  */
125 static int vcn_v1_0_sw_init(void *handle)
126 {
127 	struct amdgpu_ring *ring;
128 	int i, r;
129 	uint32_t reg_count = ARRAY_SIZE(vcn_reg_list_1_0);
130 	uint32_t *ptr;
131 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
132 
133 	/* VCN DEC TRAP */
134 	r = amdgpu_irq_add_id(adev, SOC15_IH_CLIENTID_VCN,
135 			VCN_1_0__SRCID__UVD_SYSTEM_MESSAGE_INTERRUPT, &adev->vcn.inst->irq);
136 	if (r)
137 		return r;
138 
139 	/* VCN ENC TRAP */
140 	for (i = 0; i < adev->vcn.num_enc_rings; ++i) {
141 		r = amdgpu_irq_add_id(adev, SOC15_IH_CLIENTID_VCN, i + VCN_1_0__SRCID__UVD_ENC_GENERAL_PURPOSE,
142 					&adev->vcn.inst->irq);
143 		if (r)
144 			return r;
145 	}
146 
147 	r = amdgpu_vcn_sw_init(adev);
148 	if (r)
149 		return r;
150 
151 	/* Override the work func */
152 	adev->vcn.idle_work.work.func = vcn_v1_0_idle_work_handler;
153 
154 	amdgpu_vcn_setup_ucode(adev);
155 
156 	r = amdgpu_vcn_resume(adev);
157 	if (r)
158 		return r;
159 
160 	ring = &adev->vcn.inst->ring_dec;
161 	ring->vm_hub = AMDGPU_MMHUB0(0);
162 	sprintf(ring->name, "vcn_dec");
163 	r = amdgpu_ring_init(adev, ring, 512, &adev->vcn.inst->irq, 0,
164 			     AMDGPU_RING_PRIO_DEFAULT, NULL);
165 	if (r)
166 		return r;
167 
168 	adev->vcn.internal.scratch9 = adev->vcn.inst->external.scratch9 =
169 		SOC15_REG_OFFSET(UVD, 0, mmUVD_SCRATCH9);
170 	adev->vcn.internal.data0 = adev->vcn.inst->external.data0 =
171 		SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA0);
172 	adev->vcn.internal.data1 = adev->vcn.inst->external.data1 =
173 		SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA1);
174 	adev->vcn.internal.cmd = adev->vcn.inst->external.cmd =
175 		SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_CMD);
176 	adev->vcn.internal.nop = adev->vcn.inst->external.nop =
177 		SOC15_REG_OFFSET(UVD, 0, mmUVD_NO_OP);
178 
179 	for (i = 0; i < adev->vcn.num_enc_rings; ++i) {
180 		enum amdgpu_ring_priority_level hw_prio = amdgpu_vcn_get_enc_ring_prio(i);
181 
182 		ring = &adev->vcn.inst->ring_enc[i];
183 		ring->vm_hub = AMDGPU_MMHUB0(0);
184 		sprintf(ring->name, "vcn_enc%d", i);
185 		r = amdgpu_ring_init(adev, ring, 512, &adev->vcn.inst->irq, 0,
186 				     hw_prio, NULL);
187 		if (r)
188 			return r;
189 	}
190 
191 	adev->vcn.pause_dpg_mode = vcn_v1_0_pause_dpg_mode;
192 
193 	if (amdgpu_vcnfw_log) {
194 		volatile struct amdgpu_fw_shared *fw_shared = adev->vcn.inst->fw_shared.cpu_addr;
195 
196 		fw_shared->present_flag_0 = 0;
197 		amdgpu_vcn_fwlog_init(adev->vcn.inst);
198 	}
199 
200 	r = jpeg_v1_0_sw_init(handle);
201 
202 	/* Allocate memory for VCN IP Dump buffer */
203 	ptr = kcalloc(adev->vcn.num_vcn_inst * reg_count, sizeof(uint32_t), GFP_KERNEL);
204 	if (!ptr) {
205 		DRM_ERROR("Failed to allocate memory for VCN IP Dump\n");
206 		adev->vcn.ip_dump = NULL;
207 	} else {
208 		adev->vcn.ip_dump = ptr;
209 	}
210 	return r;
211 }
212 
213 /**
214  * vcn_v1_0_sw_fini - sw fini for VCN block
215  *
216  * @handle: amdgpu_device pointer
217  *
218  * VCN suspend and free up sw allocation
219  */
220 static int vcn_v1_0_sw_fini(void *handle)
221 {
222 	int r;
223 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
224 
225 	r = amdgpu_vcn_suspend(adev);
226 	if (r)
227 		return r;
228 
229 	jpeg_v1_0_sw_fini(handle);
230 
231 	r = amdgpu_vcn_sw_fini(adev);
232 
233 	kfree(adev->vcn.ip_dump);
234 
235 	return r;
236 }
237 
238 /**
239  * vcn_v1_0_hw_init - start and test VCN block
240  *
241  * @handle: amdgpu_device pointer
242  *
243  * Initialize the hardware, boot up the VCPU and do some testing
244  */
245 static int vcn_v1_0_hw_init(void *handle)
246 {
247 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
248 	struct amdgpu_ring *ring = &adev->vcn.inst->ring_dec;
249 	int i, r;
250 
251 	r = amdgpu_ring_test_helper(ring);
252 	if (r)
253 		return r;
254 
255 	for (i = 0; i < adev->vcn.num_enc_rings; ++i) {
256 		ring = &adev->vcn.inst->ring_enc[i];
257 		r = amdgpu_ring_test_helper(ring);
258 		if (r)
259 			return r;
260 	}
261 
262 	ring = adev->jpeg.inst->ring_dec;
263 	r = amdgpu_ring_test_helper(ring);
264 
265 	return r;
266 }
267 
268 /**
269  * vcn_v1_0_hw_fini - stop the hardware block
270  *
271  * @handle: amdgpu_device pointer
272  *
273  * Stop the VCN block, mark ring as not ready any more
274  */
275 static int vcn_v1_0_hw_fini(void *handle)
276 {
277 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
278 
279 	cancel_delayed_work_sync(&adev->vcn.idle_work);
280 
281 	if ((adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) ||
282 		(adev->vcn.cur_state != AMD_PG_STATE_GATE &&
283 		 RREG32_SOC15(VCN, 0, mmUVD_STATUS))) {
284 		vcn_v1_0_set_powergating_state(adev, AMD_PG_STATE_GATE);
285 	}
286 
287 	return 0;
288 }
289 
290 /**
291  * vcn_v1_0_suspend - suspend VCN block
292  *
293  * @handle: amdgpu_device pointer
294  *
295  * HW fini and suspend VCN block
296  */
297 static int vcn_v1_0_suspend(void *handle)
298 {
299 	int r;
300 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
301 	bool idle_work_unexecuted;
302 
303 	idle_work_unexecuted = cancel_delayed_work_sync(&adev->vcn.idle_work);
304 	if (idle_work_unexecuted) {
305 		if (adev->pm.dpm_enabled)
306 			amdgpu_dpm_enable_uvd(adev, false);
307 	}
308 
309 	r = vcn_v1_0_hw_fini(adev);
310 	if (r)
311 		return r;
312 
313 	r = amdgpu_vcn_suspend(adev);
314 
315 	return r;
316 }
317 
318 /**
319  * vcn_v1_0_resume - resume VCN block
320  *
321  * @handle: amdgpu_device pointer
322  *
323  * Resume firmware and hw init VCN block
324  */
325 static int vcn_v1_0_resume(void *handle)
326 {
327 	int r;
328 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
329 
330 	r = amdgpu_vcn_resume(adev);
331 	if (r)
332 		return r;
333 
334 	r = vcn_v1_0_hw_init(adev);
335 
336 	return r;
337 }
338 
339 /**
340  * vcn_v1_0_mc_resume_spg_mode - memory controller programming
341  *
342  * @adev: amdgpu_device pointer
343  *
344  * Let the VCN memory controller know it's offsets
345  */
346 static void vcn_v1_0_mc_resume_spg_mode(struct amdgpu_device *adev)
347 {
348 	uint32_t size = AMDGPU_GPU_PAGE_ALIGN(adev->vcn.fw[0]->size + 4);
349 	uint32_t offset;
350 
351 	/* cache window 0: fw */
352 	if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
353 		WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW,
354 			     (adev->firmware.ucode[AMDGPU_UCODE_ID_VCN].tmr_mc_addr_lo));
355 		WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH,
356 			     (adev->firmware.ucode[AMDGPU_UCODE_ID_VCN].tmr_mc_addr_hi));
357 		WREG32_SOC15(UVD, 0, mmUVD_VCPU_CACHE_OFFSET0, 0);
358 		offset = 0;
359 	} else {
360 		WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW,
361 			lower_32_bits(adev->vcn.inst->gpu_addr));
362 		WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH,
363 			upper_32_bits(adev->vcn.inst->gpu_addr));
364 		offset = size;
365 		WREG32_SOC15(UVD, 0, mmUVD_VCPU_CACHE_OFFSET0,
366 			     AMDGPU_UVD_FIRMWARE_OFFSET >> 3);
367 	}
368 
369 	WREG32_SOC15(UVD, 0, mmUVD_VCPU_CACHE_SIZE0, size);
370 
371 	/* cache window 1: stack */
372 	WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW,
373 		     lower_32_bits(adev->vcn.inst->gpu_addr + offset));
374 	WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH,
375 		     upper_32_bits(adev->vcn.inst->gpu_addr + offset));
376 	WREG32_SOC15(UVD, 0, mmUVD_VCPU_CACHE_OFFSET1, 0);
377 	WREG32_SOC15(UVD, 0, mmUVD_VCPU_CACHE_SIZE1, AMDGPU_VCN_STACK_SIZE);
378 
379 	/* cache window 2: context */
380 	WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_LOW,
381 		     lower_32_bits(adev->vcn.inst->gpu_addr + offset + AMDGPU_VCN_STACK_SIZE));
382 	WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_HIGH,
383 		     upper_32_bits(adev->vcn.inst->gpu_addr + offset + AMDGPU_VCN_STACK_SIZE));
384 	WREG32_SOC15(UVD, 0, mmUVD_VCPU_CACHE_OFFSET2, 0);
385 	WREG32_SOC15(UVD, 0, mmUVD_VCPU_CACHE_SIZE2, AMDGPU_VCN_CONTEXT_SIZE);
386 
387 	WREG32_SOC15(UVD, 0, mmUVD_UDEC_ADDR_CONFIG,
388 			adev->gfx.config.gb_addr_config);
389 	WREG32_SOC15(UVD, 0, mmUVD_UDEC_DB_ADDR_CONFIG,
390 			adev->gfx.config.gb_addr_config);
391 	WREG32_SOC15(UVD, 0, mmUVD_UDEC_DBW_ADDR_CONFIG,
392 			adev->gfx.config.gb_addr_config);
393 	WREG32_SOC15(UVD, 0, mmUVD_UDEC_DBW_UV_ADDR_CONFIG,
394 			adev->gfx.config.gb_addr_config);
395 	WREG32_SOC15(UVD, 0, mmUVD_MIF_CURR_ADDR_CONFIG,
396 			adev->gfx.config.gb_addr_config);
397 	WREG32_SOC15(UVD, 0, mmUVD_MIF_CURR_UV_ADDR_CONFIG,
398 			adev->gfx.config.gb_addr_config);
399 	WREG32_SOC15(UVD, 0, mmUVD_MIF_RECON1_ADDR_CONFIG,
400 			adev->gfx.config.gb_addr_config);
401 	WREG32_SOC15(UVD, 0, mmUVD_MIF_RECON1_UV_ADDR_CONFIG,
402 			adev->gfx.config.gb_addr_config);
403 	WREG32_SOC15(UVD, 0, mmUVD_MIF_REF_ADDR_CONFIG,
404 			adev->gfx.config.gb_addr_config);
405 	WREG32_SOC15(UVD, 0, mmUVD_MIF_REF_UV_ADDR_CONFIG,
406 			adev->gfx.config.gb_addr_config);
407 	WREG32_SOC15(UVD, 0, mmUVD_JPEG_ADDR_CONFIG,
408 			adev->gfx.config.gb_addr_config);
409 	WREG32_SOC15(UVD, 0, mmUVD_JPEG_UV_ADDR_CONFIG,
410 			adev->gfx.config.gb_addr_config);
411 }
412 
413 static void vcn_v1_0_mc_resume_dpg_mode(struct amdgpu_device *adev)
414 {
415 	uint32_t size = AMDGPU_GPU_PAGE_ALIGN(adev->vcn.fw[0]->size + 4);
416 	uint32_t offset;
417 
418 	/* cache window 0: fw */
419 	if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
420 		WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW,
421 			     (adev->firmware.ucode[AMDGPU_UCODE_ID_VCN].tmr_mc_addr_lo),
422 			     0xFFFFFFFF, 0);
423 		WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH,
424 			     (adev->firmware.ucode[AMDGPU_UCODE_ID_VCN].tmr_mc_addr_hi),
425 			     0xFFFFFFFF, 0);
426 		WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_VCPU_CACHE_OFFSET0, 0,
427 			     0xFFFFFFFF, 0);
428 		offset = 0;
429 	} else {
430 		WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW,
431 			lower_32_bits(adev->vcn.inst->gpu_addr), 0xFFFFFFFF, 0);
432 		WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH,
433 			upper_32_bits(adev->vcn.inst->gpu_addr), 0xFFFFFFFF, 0);
434 		offset = size;
435 		WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_VCPU_CACHE_OFFSET0,
436 			     AMDGPU_UVD_FIRMWARE_OFFSET >> 3, 0xFFFFFFFF, 0);
437 	}
438 
439 	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_VCPU_CACHE_SIZE0, size, 0xFFFFFFFF, 0);
440 
441 	/* cache window 1: stack */
442 	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW,
443 		     lower_32_bits(adev->vcn.inst->gpu_addr + offset), 0xFFFFFFFF, 0);
444 	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH,
445 		     upper_32_bits(adev->vcn.inst->gpu_addr + offset), 0xFFFFFFFF, 0);
446 	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_VCPU_CACHE_OFFSET1, 0,
447 			     0xFFFFFFFF, 0);
448 	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_VCPU_CACHE_SIZE1, AMDGPU_VCN_STACK_SIZE,
449 			     0xFFFFFFFF, 0);
450 
451 	/* cache window 2: context */
452 	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_LOW,
453 		     lower_32_bits(adev->vcn.inst->gpu_addr + offset + AMDGPU_VCN_STACK_SIZE),
454 			     0xFFFFFFFF, 0);
455 	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_HIGH,
456 		     upper_32_bits(adev->vcn.inst->gpu_addr + offset + AMDGPU_VCN_STACK_SIZE),
457 			     0xFFFFFFFF, 0);
458 	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_VCPU_CACHE_OFFSET2, 0, 0xFFFFFFFF, 0);
459 	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_VCPU_CACHE_SIZE2, AMDGPU_VCN_CONTEXT_SIZE,
460 			     0xFFFFFFFF, 0);
461 
462 	/* VCN global tiling registers */
463 	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_UDEC_ADDR_CONFIG,
464 			adev->gfx.config.gb_addr_config, 0xFFFFFFFF, 0);
465 	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_UDEC_DB_ADDR_CONFIG,
466 			adev->gfx.config.gb_addr_config, 0xFFFFFFFF, 0);
467 	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_UDEC_DBW_ADDR_CONFIG,
468 			adev->gfx.config.gb_addr_config, 0xFFFFFFFF, 0);
469 	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_UDEC_DBW_UV_ADDR_CONFIG,
470 		adev->gfx.config.gb_addr_config, 0xFFFFFFFF, 0);
471 	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_MIF_CURR_ADDR_CONFIG,
472 		adev->gfx.config.gb_addr_config, 0xFFFFFFFF, 0);
473 	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_MIF_CURR_UV_ADDR_CONFIG,
474 		adev->gfx.config.gb_addr_config, 0xFFFFFFFF, 0);
475 	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_MIF_RECON1_ADDR_CONFIG,
476 		adev->gfx.config.gb_addr_config, 0xFFFFFFFF, 0);
477 	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_MIF_RECON1_UV_ADDR_CONFIG,
478 		adev->gfx.config.gb_addr_config, 0xFFFFFFFF, 0);
479 	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_MIF_REF_ADDR_CONFIG,
480 		adev->gfx.config.gb_addr_config, 0xFFFFFFFF, 0);
481 	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_MIF_REF_UV_ADDR_CONFIG,
482 		adev->gfx.config.gb_addr_config, 0xFFFFFFFF, 0);
483 }
484 
485 /**
486  * vcn_v1_0_disable_clock_gating - disable VCN clock gating
487  *
488  * @adev: amdgpu_device pointer
489  *
490  * Disable clock gating for VCN block
491  */
492 static void vcn_v1_0_disable_clock_gating(struct amdgpu_device *adev)
493 {
494 	uint32_t data;
495 
496 	/* JPEG disable CGC */
497 	data = RREG32_SOC15(VCN, 0, mmJPEG_CGC_CTRL);
498 
499 	if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG)
500 		data |= 1 << JPEG_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
501 	else
502 		data &= ~JPEG_CGC_CTRL__DYN_CLOCK_MODE_MASK;
503 
504 	data |= 1 << JPEG_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
505 	data |= 4 << JPEG_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
506 	WREG32_SOC15(VCN, 0, mmJPEG_CGC_CTRL, data);
507 
508 	data = RREG32_SOC15(VCN, 0, mmJPEG_CGC_GATE);
509 	data &= ~(JPEG_CGC_GATE__JPEG_MASK | JPEG_CGC_GATE__JPEG2_MASK);
510 	WREG32_SOC15(VCN, 0, mmJPEG_CGC_GATE, data);
511 
512 	/* UVD disable CGC */
513 	data = RREG32_SOC15(VCN, 0, mmUVD_CGC_CTRL);
514 	if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG)
515 		data |= 1 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
516 	else
517 		data &= ~UVD_CGC_CTRL__DYN_CLOCK_MODE_MASK;
518 
519 	data |= 1 << UVD_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
520 	data |= 4 << UVD_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
521 	WREG32_SOC15(VCN, 0, mmUVD_CGC_CTRL, data);
522 
523 	data = RREG32_SOC15(VCN, 0, mmUVD_CGC_GATE);
524 	data &= ~(UVD_CGC_GATE__SYS_MASK
525 		| UVD_CGC_GATE__UDEC_MASK
526 		| UVD_CGC_GATE__MPEG2_MASK
527 		| UVD_CGC_GATE__REGS_MASK
528 		| UVD_CGC_GATE__RBC_MASK
529 		| UVD_CGC_GATE__LMI_MC_MASK
530 		| UVD_CGC_GATE__LMI_UMC_MASK
531 		| UVD_CGC_GATE__IDCT_MASK
532 		| UVD_CGC_GATE__MPRD_MASK
533 		| UVD_CGC_GATE__MPC_MASK
534 		| UVD_CGC_GATE__LBSI_MASK
535 		| UVD_CGC_GATE__LRBBM_MASK
536 		| UVD_CGC_GATE__UDEC_RE_MASK
537 		| UVD_CGC_GATE__UDEC_CM_MASK
538 		| UVD_CGC_GATE__UDEC_IT_MASK
539 		| UVD_CGC_GATE__UDEC_DB_MASK
540 		| UVD_CGC_GATE__UDEC_MP_MASK
541 		| UVD_CGC_GATE__WCB_MASK
542 		| UVD_CGC_GATE__VCPU_MASK
543 		| UVD_CGC_GATE__SCPU_MASK);
544 	WREG32_SOC15(VCN, 0, mmUVD_CGC_GATE, data);
545 
546 	data = RREG32_SOC15(VCN, 0, mmUVD_CGC_CTRL);
547 	data &= ~(UVD_CGC_CTRL__UDEC_RE_MODE_MASK
548 		| UVD_CGC_CTRL__UDEC_CM_MODE_MASK
549 		| UVD_CGC_CTRL__UDEC_IT_MODE_MASK
550 		| UVD_CGC_CTRL__UDEC_DB_MODE_MASK
551 		| UVD_CGC_CTRL__UDEC_MP_MODE_MASK
552 		| UVD_CGC_CTRL__SYS_MODE_MASK
553 		| UVD_CGC_CTRL__UDEC_MODE_MASK
554 		| UVD_CGC_CTRL__MPEG2_MODE_MASK
555 		| UVD_CGC_CTRL__REGS_MODE_MASK
556 		| UVD_CGC_CTRL__RBC_MODE_MASK
557 		| UVD_CGC_CTRL__LMI_MC_MODE_MASK
558 		| UVD_CGC_CTRL__LMI_UMC_MODE_MASK
559 		| UVD_CGC_CTRL__IDCT_MODE_MASK
560 		| UVD_CGC_CTRL__MPRD_MODE_MASK
561 		| UVD_CGC_CTRL__MPC_MODE_MASK
562 		| UVD_CGC_CTRL__LBSI_MODE_MASK
563 		| UVD_CGC_CTRL__LRBBM_MODE_MASK
564 		| UVD_CGC_CTRL__WCB_MODE_MASK
565 		| UVD_CGC_CTRL__VCPU_MODE_MASK
566 		| UVD_CGC_CTRL__SCPU_MODE_MASK);
567 	WREG32_SOC15(VCN, 0, mmUVD_CGC_CTRL, data);
568 
569 	/* turn on */
570 	data = RREG32_SOC15(VCN, 0, mmUVD_SUVD_CGC_GATE);
571 	data |= (UVD_SUVD_CGC_GATE__SRE_MASK
572 		| UVD_SUVD_CGC_GATE__SIT_MASK
573 		| UVD_SUVD_CGC_GATE__SMP_MASK
574 		| UVD_SUVD_CGC_GATE__SCM_MASK
575 		| UVD_SUVD_CGC_GATE__SDB_MASK
576 		| UVD_SUVD_CGC_GATE__SRE_H264_MASK
577 		| UVD_SUVD_CGC_GATE__SRE_HEVC_MASK
578 		| UVD_SUVD_CGC_GATE__SIT_H264_MASK
579 		| UVD_SUVD_CGC_GATE__SIT_HEVC_MASK
580 		| UVD_SUVD_CGC_GATE__SCM_H264_MASK
581 		| UVD_SUVD_CGC_GATE__SCM_HEVC_MASK
582 		| UVD_SUVD_CGC_GATE__SDB_H264_MASK
583 		| UVD_SUVD_CGC_GATE__SDB_HEVC_MASK
584 		| UVD_SUVD_CGC_GATE__SCLR_MASK
585 		| UVD_SUVD_CGC_GATE__UVD_SC_MASK
586 		| UVD_SUVD_CGC_GATE__ENT_MASK
587 		| UVD_SUVD_CGC_GATE__SIT_HEVC_DEC_MASK
588 		| UVD_SUVD_CGC_GATE__SIT_HEVC_ENC_MASK
589 		| UVD_SUVD_CGC_GATE__SITE_MASK
590 		| UVD_SUVD_CGC_GATE__SRE_VP9_MASK
591 		| UVD_SUVD_CGC_GATE__SCM_VP9_MASK
592 		| UVD_SUVD_CGC_GATE__SIT_VP9_DEC_MASK
593 		| UVD_SUVD_CGC_GATE__SDB_VP9_MASK
594 		| UVD_SUVD_CGC_GATE__IME_HEVC_MASK);
595 	WREG32_SOC15(VCN, 0, mmUVD_SUVD_CGC_GATE, data);
596 
597 	data = RREG32_SOC15(VCN, 0, mmUVD_SUVD_CGC_CTRL);
598 	data &= ~(UVD_SUVD_CGC_CTRL__SRE_MODE_MASK
599 		| UVD_SUVD_CGC_CTRL__SIT_MODE_MASK
600 		| UVD_SUVD_CGC_CTRL__SMP_MODE_MASK
601 		| UVD_SUVD_CGC_CTRL__SCM_MODE_MASK
602 		| UVD_SUVD_CGC_CTRL__SDB_MODE_MASK
603 		| UVD_SUVD_CGC_CTRL__SCLR_MODE_MASK
604 		| UVD_SUVD_CGC_CTRL__UVD_SC_MODE_MASK
605 		| UVD_SUVD_CGC_CTRL__ENT_MODE_MASK
606 		| UVD_SUVD_CGC_CTRL__IME_MODE_MASK
607 		| UVD_SUVD_CGC_CTRL__SITE_MODE_MASK);
608 	WREG32_SOC15(VCN, 0, mmUVD_SUVD_CGC_CTRL, data);
609 }
610 
611 /**
612  * vcn_v1_0_enable_clock_gating - enable VCN clock gating
613  *
614  * @adev: amdgpu_device pointer
615  *
616  * Enable clock gating for VCN block
617  */
618 static void vcn_v1_0_enable_clock_gating(struct amdgpu_device *adev)
619 {
620 	uint32_t data = 0;
621 
622 	/* enable JPEG CGC */
623 	data = RREG32_SOC15(VCN, 0, mmJPEG_CGC_CTRL);
624 	if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG)
625 		data |= 1 << JPEG_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
626 	else
627 		data |= 0 << JPEG_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
628 	data |= 1 << JPEG_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
629 	data |= 4 << JPEG_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
630 	WREG32_SOC15(VCN, 0, mmJPEG_CGC_CTRL, data);
631 
632 	data = RREG32_SOC15(VCN, 0, mmJPEG_CGC_GATE);
633 	data |= (JPEG_CGC_GATE__JPEG_MASK | JPEG_CGC_GATE__JPEG2_MASK);
634 	WREG32_SOC15(VCN, 0, mmJPEG_CGC_GATE, data);
635 
636 	/* enable UVD CGC */
637 	data = RREG32_SOC15(VCN, 0, mmUVD_CGC_CTRL);
638 	if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG)
639 		data |= 1 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
640 	else
641 		data |= 0 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
642 	data |= 1 << UVD_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
643 	data |= 4 << UVD_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
644 	WREG32_SOC15(VCN, 0, mmUVD_CGC_CTRL, data);
645 
646 	data = RREG32_SOC15(VCN, 0, mmUVD_CGC_CTRL);
647 	data |= (UVD_CGC_CTRL__UDEC_RE_MODE_MASK
648 		| UVD_CGC_CTRL__UDEC_CM_MODE_MASK
649 		| UVD_CGC_CTRL__UDEC_IT_MODE_MASK
650 		| UVD_CGC_CTRL__UDEC_DB_MODE_MASK
651 		| UVD_CGC_CTRL__UDEC_MP_MODE_MASK
652 		| UVD_CGC_CTRL__SYS_MODE_MASK
653 		| UVD_CGC_CTRL__UDEC_MODE_MASK
654 		| UVD_CGC_CTRL__MPEG2_MODE_MASK
655 		| UVD_CGC_CTRL__REGS_MODE_MASK
656 		| UVD_CGC_CTRL__RBC_MODE_MASK
657 		| UVD_CGC_CTRL__LMI_MC_MODE_MASK
658 		| UVD_CGC_CTRL__LMI_UMC_MODE_MASK
659 		| UVD_CGC_CTRL__IDCT_MODE_MASK
660 		| UVD_CGC_CTRL__MPRD_MODE_MASK
661 		| UVD_CGC_CTRL__MPC_MODE_MASK
662 		| UVD_CGC_CTRL__LBSI_MODE_MASK
663 		| UVD_CGC_CTRL__LRBBM_MODE_MASK
664 		| UVD_CGC_CTRL__WCB_MODE_MASK
665 		| UVD_CGC_CTRL__VCPU_MODE_MASK
666 		| UVD_CGC_CTRL__SCPU_MODE_MASK);
667 	WREG32_SOC15(VCN, 0, mmUVD_CGC_CTRL, data);
668 
669 	data = RREG32_SOC15(VCN, 0, mmUVD_SUVD_CGC_CTRL);
670 	data |= (UVD_SUVD_CGC_CTRL__SRE_MODE_MASK
671 		| UVD_SUVD_CGC_CTRL__SIT_MODE_MASK
672 		| UVD_SUVD_CGC_CTRL__SMP_MODE_MASK
673 		| UVD_SUVD_CGC_CTRL__SCM_MODE_MASK
674 		| UVD_SUVD_CGC_CTRL__SDB_MODE_MASK
675 		| UVD_SUVD_CGC_CTRL__SCLR_MODE_MASK
676 		| UVD_SUVD_CGC_CTRL__UVD_SC_MODE_MASK
677 		| UVD_SUVD_CGC_CTRL__ENT_MODE_MASK
678 		| UVD_SUVD_CGC_CTRL__IME_MODE_MASK
679 		| UVD_SUVD_CGC_CTRL__SITE_MODE_MASK);
680 	WREG32_SOC15(VCN, 0, mmUVD_SUVD_CGC_CTRL, data);
681 }
682 
683 static void vcn_v1_0_clock_gating_dpg_mode(struct amdgpu_device *adev, uint8_t sram_sel)
684 {
685 	uint32_t reg_data = 0;
686 
687 	/* disable JPEG CGC */
688 	if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG)
689 		reg_data = 1 << JPEG_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
690 	else
691 		reg_data = 0 << JPEG_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
692 	reg_data |= 1 << JPEG_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
693 	reg_data |= 4 << JPEG_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
694 	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmJPEG_CGC_CTRL, reg_data, 0xFFFFFFFF, sram_sel);
695 
696 	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmJPEG_CGC_GATE, 0, 0xFFFFFFFF, sram_sel);
697 
698 	/* enable sw clock gating control */
699 	if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG)
700 		reg_data = 1 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
701 	else
702 		reg_data = 0 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
703 	reg_data |= 1 << UVD_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
704 	reg_data |= 4 << UVD_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
705 	reg_data &= ~(UVD_CGC_CTRL__UDEC_RE_MODE_MASK |
706 		 UVD_CGC_CTRL__UDEC_CM_MODE_MASK |
707 		 UVD_CGC_CTRL__UDEC_IT_MODE_MASK |
708 		 UVD_CGC_CTRL__UDEC_DB_MODE_MASK |
709 		 UVD_CGC_CTRL__UDEC_MP_MODE_MASK |
710 		 UVD_CGC_CTRL__SYS_MODE_MASK |
711 		 UVD_CGC_CTRL__UDEC_MODE_MASK |
712 		 UVD_CGC_CTRL__MPEG2_MODE_MASK |
713 		 UVD_CGC_CTRL__REGS_MODE_MASK |
714 		 UVD_CGC_CTRL__RBC_MODE_MASK |
715 		 UVD_CGC_CTRL__LMI_MC_MODE_MASK |
716 		 UVD_CGC_CTRL__LMI_UMC_MODE_MASK |
717 		 UVD_CGC_CTRL__IDCT_MODE_MASK |
718 		 UVD_CGC_CTRL__MPRD_MODE_MASK |
719 		 UVD_CGC_CTRL__MPC_MODE_MASK |
720 		 UVD_CGC_CTRL__LBSI_MODE_MASK |
721 		 UVD_CGC_CTRL__LRBBM_MODE_MASK |
722 		 UVD_CGC_CTRL__WCB_MODE_MASK |
723 		 UVD_CGC_CTRL__VCPU_MODE_MASK |
724 		 UVD_CGC_CTRL__SCPU_MODE_MASK);
725 	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_CGC_CTRL, reg_data, 0xFFFFFFFF, sram_sel);
726 
727 	/* turn off clock gating */
728 	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_CGC_GATE, 0, 0xFFFFFFFF, sram_sel);
729 
730 	/* turn on SUVD clock gating */
731 	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_SUVD_CGC_GATE, 1, 0xFFFFFFFF, sram_sel);
732 
733 	/* turn on sw mode in UVD_SUVD_CGC_CTRL */
734 	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_SUVD_CGC_CTRL, 0, 0xFFFFFFFF, sram_sel);
735 }
736 
737 static void vcn_1_0_disable_static_power_gating(struct amdgpu_device *adev)
738 {
739 	uint32_t data = 0;
740 
741 	if (adev->pg_flags & AMD_PG_SUPPORT_VCN) {
742 		data = (1 << UVD_PGFSM_CONFIG__UVDM_PWR_CONFIG__SHIFT
743 			| 1 << UVD_PGFSM_CONFIG__UVDU_PWR_CONFIG__SHIFT
744 			| 2 << UVD_PGFSM_CONFIG__UVDF_PWR_CONFIG__SHIFT
745 			| 2 << UVD_PGFSM_CONFIG__UVDC_PWR_CONFIG__SHIFT
746 			| 2 << UVD_PGFSM_CONFIG__UVDB_PWR_CONFIG__SHIFT
747 			| 2 << UVD_PGFSM_CONFIG__UVDIL_PWR_CONFIG__SHIFT
748 			| 2 << UVD_PGFSM_CONFIG__UVDIR_PWR_CONFIG__SHIFT
749 			| 2 << UVD_PGFSM_CONFIG__UVDTD_PWR_CONFIG__SHIFT
750 			| 2 << UVD_PGFSM_CONFIG__UVDTE_PWR_CONFIG__SHIFT
751 			| 2 << UVD_PGFSM_CONFIG__UVDE_PWR_CONFIG__SHIFT
752 			| 2 << UVD_PGFSM_CONFIG__UVDW_PWR_CONFIG__SHIFT);
753 
754 		WREG32_SOC15(VCN, 0, mmUVD_PGFSM_CONFIG, data);
755 		SOC15_WAIT_ON_RREG(VCN, 0, mmUVD_PGFSM_STATUS, UVD_PGFSM_STATUS__UVDM_UVDU_PWR_ON, 0xFFFFFF);
756 	} else {
757 		data = (1 << UVD_PGFSM_CONFIG__UVDM_PWR_CONFIG__SHIFT
758 			| 1 << UVD_PGFSM_CONFIG__UVDU_PWR_CONFIG__SHIFT
759 			| 1 << UVD_PGFSM_CONFIG__UVDF_PWR_CONFIG__SHIFT
760 			| 1 << UVD_PGFSM_CONFIG__UVDC_PWR_CONFIG__SHIFT
761 			| 1 << UVD_PGFSM_CONFIG__UVDB_PWR_CONFIG__SHIFT
762 			| 1 << UVD_PGFSM_CONFIG__UVDIL_PWR_CONFIG__SHIFT
763 			| 1 << UVD_PGFSM_CONFIG__UVDIR_PWR_CONFIG__SHIFT
764 			| 1 << UVD_PGFSM_CONFIG__UVDTD_PWR_CONFIG__SHIFT
765 			| 1 << UVD_PGFSM_CONFIG__UVDTE_PWR_CONFIG__SHIFT
766 			| 1 << UVD_PGFSM_CONFIG__UVDE_PWR_CONFIG__SHIFT
767 			| 1 << UVD_PGFSM_CONFIG__UVDW_PWR_CONFIG__SHIFT);
768 		WREG32_SOC15(VCN, 0, mmUVD_PGFSM_CONFIG, data);
769 		SOC15_WAIT_ON_RREG(VCN, 0, mmUVD_PGFSM_STATUS, 0,  0xFFFFFFFF);
770 	}
771 
772 	/* polling UVD_PGFSM_STATUS to confirm UVDM_PWR_STATUS , UVDU_PWR_STATUS are 0 (power on) */
773 
774 	data = RREG32_SOC15(VCN, 0, mmUVD_POWER_STATUS);
775 	data &= ~0x103;
776 	if (adev->pg_flags & AMD_PG_SUPPORT_VCN)
777 		data |= UVD_PGFSM_CONFIG__UVDM_UVDU_PWR_ON | UVD_POWER_STATUS__UVD_PG_EN_MASK;
778 
779 	WREG32_SOC15(VCN, 0, mmUVD_POWER_STATUS, data);
780 }
781 
782 static void vcn_1_0_enable_static_power_gating(struct amdgpu_device *adev)
783 {
784 	uint32_t data = 0;
785 
786 	if (adev->pg_flags & AMD_PG_SUPPORT_VCN) {
787 		/* Before power off, this indicator has to be turned on */
788 		data = RREG32_SOC15(VCN, 0, mmUVD_POWER_STATUS);
789 		data &= ~UVD_POWER_STATUS__UVD_POWER_STATUS_MASK;
790 		data |= UVD_POWER_STATUS__UVD_POWER_STATUS_TILES_OFF;
791 		WREG32_SOC15(VCN, 0, mmUVD_POWER_STATUS, data);
792 
793 
794 		data = (2 << UVD_PGFSM_CONFIG__UVDM_PWR_CONFIG__SHIFT
795 			| 2 << UVD_PGFSM_CONFIG__UVDU_PWR_CONFIG__SHIFT
796 			| 2 << UVD_PGFSM_CONFIG__UVDF_PWR_CONFIG__SHIFT
797 			| 2 << UVD_PGFSM_CONFIG__UVDC_PWR_CONFIG__SHIFT
798 			| 2 << UVD_PGFSM_CONFIG__UVDB_PWR_CONFIG__SHIFT
799 			| 2 << UVD_PGFSM_CONFIG__UVDIL_PWR_CONFIG__SHIFT
800 			| 2 << UVD_PGFSM_CONFIG__UVDIR_PWR_CONFIG__SHIFT
801 			| 2 << UVD_PGFSM_CONFIG__UVDTD_PWR_CONFIG__SHIFT
802 			| 2 << UVD_PGFSM_CONFIG__UVDTE_PWR_CONFIG__SHIFT
803 			| 2 << UVD_PGFSM_CONFIG__UVDE_PWR_CONFIG__SHIFT
804 			| 2 << UVD_PGFSM_CONFIG__UVDW_PWR_CONFIG__SHIFT);
805 
806 		WREG32_SOC15(VCN, 0, mmUVD_PGFSM_CONFIG, data);
807 
808 		data = (2 << UVD_PGFSM_STATUS__UVDM_PWR_STATUS__SHIFT
809 			| 2 << UVD_PGFSM_STATUS__UVDU_PWR_STATUS__SHIFT
810 			| 2 << UVD_PGFSM_STATUS__UVDF_PWR_STATUS__SHIFT
811 			| 2 << UVD_PGFSM_STATUS__UVDC_PWR_STATUS__SHIFT
812 			| 2 << UVD_PGFSM_STATUS__UVDB_PWR_STATUS__SHIFT
813 			| 2 << UVD_PGFSM_STATUS__UVDIL_PWR_STATUS__SHIFT
814 			| 2 << UVD_PGFSM_STATUS__UVDIR_PWR_STATUS__SHIFT
815 			| 2 << UVD_PGFSM_STATUS__UVDTD_PWR_STATUS__SHIFT
816 			| 2 << UVD_PGFSM_STATUS__UVDTE_PWR_STATUS__SHIFT
817 			| 2 << UVD_PGFSM_STATUS__UVDE_PWR_STATUS__SHIFT
818 			| 2 << UVD_PGFSM_STATUS__UVDW_PWR_STATUS__SHIFT);
819 		SOC15_WAIT_ON_RREG(VCN, 0, mmUVD_PGFSM_STATUS, data, 0xFFFFFFFF);
820 	}
821 }
822 
823 /**
824  * vcn_v1_0_start_spg_mode - start VCN block
825  *
826  * @adev: amdgpu_device pointer
827  *
828  * Setup and start the VCN block
829  */
830 static int vcn_v1_0_start_spg_mode(struct amdgpu_device *adev)
831 {
832 	struct amdgpu_ring *ring = &adev->vcn.inst->ring_dec;
833 	uint32_t rb_bufsz, tmp;
834 	uint32_t lmi_swap_cntl;
835 	int i, j, r;
836 
837 	/* disable byte swapping */
838 	lmi_swap_cntl = 0;
839 
840 	vcn_1_0_disable_static_power_gating(adev);
841 
842 	tmp = RREG32_SOC15(UVD, 0, mmUVD_STATUS) | UVD_STATUS__UVD_BUSY;
843 	WREG32_SOC15(UVD, 0, mmUVD_STATUS, tmp);
844 
845 	/* disable clock gating */
846 	vcn_v1_0_disable_clock_gating(adev);
847 
848 	/* disable interupt */
849 	WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_MASTINT_EN), 0,
850 			~UVD_MASTINT_EN__VCPU_EN_MASK);
851 
852 	/* initialize VCN memory controller */
853 	tmp = RREG32_SOC15(UVD, 0, mmUVD_LMI_CTRL);
854 	WREG32_SOC15(UVD, 0, mmUVD_LMI_CTRL, tmp		|
855 		UVD_LMI_CTRL__WRITE_CLEAN_TIMER_EN_MASK	|
856 		UVD_LMI_CTRL__MASK_MC_URGENT_MASK			|
857 		UVD_LMI_CTRL__DATA_COHERENCY_EN_MASK		|
858 		UVD_LMI_CTRL__VCPU_DATA_COHERENCY_EN_MASK);
859 
860 #ifdef __BIG_ENDIAN
861 	/* swap (8 in 32) RB and IB */
862 	lmi_swap_cntl = 0xa;
863 #endif
864 	WREG32_SOC15(UVD, 0, mmUVD_LMI_SWAP_CNTL, lmi_swap_cntl);
865 
866 	tmp = RREG32_SOC15(UVD, 0, mmUVD_MPC_CNTL);
867 	tmp &= ~UVD_MPC_CNTL__REPLACEMENT_MODE_MASK;
868 	tmp |= 0x2 << UVD_MPC_CNTL__REPLACEMENT_MODE__SHIFT;
869 	WREG32_SOC15(UVD, 0, mmUVD_MPC_CNTL, tmp);
870 
871 	WREG32_SOC15(UVD, 0, mmUVD_MPC_SET_MUXA0,
872 		((0x1 << UVD_MPC_SET_MUXA0__VARA_1__SHIFT) |
873 		(0x2 << UVD_MPC_SET_MUXA0__VARA_2__SHIFT) |
874 		(0x3 << UVD_MPC_SET_MUXA0__VARA_3__SHIFT) |
875 		(0x4 << UVD_MPC_SET_MUXA0__VARA_4__SHIFT)));
876 
877 	WREG32_SOC15(UVD, 0, mmUVD_MPC_SET_MUXB0,
878 		((0x1 << UVD_MPC_SET_MUXB0__VARB_1__SHIFT) |
879 		(0x2 << UVD_MPC_SET_MUXB0__VARB_2__SHIFT) |
880 		(0x3 << UVD_MPC_SET_MUXB0__VARB_3__SHIFT) |
881 		(0x4 << UVD_MPC_SET_MUXB0__VARB_4__SHIFT)));
882 
883 	WREG32_SOC15(UVD, 0, mmUVD_MPC_SET_MUX,
884 		((0x0 << UVD_MPC_SET_MUX__SET_0__SHIFT) |
885 		(0x1 << UVD_MPC_SET_MUX__SET_1__SHIFT) |
886 		(0x2 << UVD_MPC_SET_MUX__SET_2__SHIFT)));
887 
888 	vcn_v1_0_mc_resume_spg_mode(adev);
889 
890 	WREG32_SOC15(UVD, 0, mmUVD_REG_XX_MASK_1_0, 0x10);
891 	WREG32_SOC15(UVD, 0, mmUVD_RBC_XX_IB_REG_CHECK_1_0,
892 		RREG32_SOC15(UVD, 0, mmUVD_RBC_XX_IB_REG_CHECK_1_0) | 0x3);
893 
894 	/* enable VCPU clock */
895 	WREG32_SOC15(UVD, 0, mmUVD_VCPU_CNTL, UVD_VCPU_CNTL__CLK_EN_MASK);
896 
897 	/* boot up the VCPU */
898 	WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_SOFT_RESET), 0,
899 			~UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK);
900 
901 	/* enable UMC */
902 	WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_CTRL2), 0,
903 			~UVD_LMI_CTRL2__STALL_ARB_UMC_MASK);
904 
905 	tmp = RREG32_SOC15(UVD, 0, mmUVD_SOFT_RESET);
906 	tmp &= ~UVD_SOFT_RESET__LMI_SOFT_RESET_MASK;
907 	tmp &= ~UVD_SOFT_RESET__LMI_UMC_SOFT_RESET_MASK;
908 	WREG32_SOC15(UVD, 0, mmUVD_SOFT_RESET, tmp);
909 
910 	for (i = 0; i < 10; ++i) {
911 		uint32_t status;
912 
913 		for (j = 0; j < 100; ++j) {
914 			status = RREG32_SOC15(UVD, 0, mmUVD_STATUS);
915 			if (status & UVD_STATUS__IDLE)
916 				break;
917 			mdelay(10);
918 		}
919 		r = 0;
920 		if (status & UVD_STATUS__IDLE)
921 			break;
922 
923 		DRM_ERROR("VCN decode not responding, trying to reset the VCPU!!!\n");
924 		WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_SOFT_RESET),
925 				UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK,
926 				~UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK);
927 		mdelay(10);
928 		WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_SOFT_RESET), 0,
929 				~UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK);
930 		mdelay(10);
931 		r = -1;
932 	}
933 
934 	if (r) {
935 		DRM_ERROR("VCN decode not responding, giving up!!!\n");
936 		return r;
937 	}
938 	/* enable master interrupt */
939 	WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_MASTINT_EN),
940 		UVD_MASTINT_EN__VCPU_EN_MASK, ~UVD_MASTINT_EN__VCPU_EN_MASK);
941 
942 	/* enable system interrupt for JRBC, TODO: move to set interrupt*/
943 	WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_SYS_INT_EN),
944 		UVD_SYS_INT_EN__UVD_JRBC_EN_MASK,
945 		~UVD_SYS_INT_EN__UVD_JRBC_EN_MASK);
946 
947 	/* clear the busy bit of UVD_STATUS */
948 	tmp = RREG32_SOC15(UVD, 0, mmUVD_STATUS) & ~UVD_STATUS__UVD_BUSY;
949 	WREG32_SOC15(UVD, 0, mmUVD_STATUS, tmp);
950 
951 	/* force RBC into idle state */
952 	rb_bufsz = order_base_2(ring->ring_size);
953 	tmp = REG_SET_FIELD(0, UVD_RBC_RB_CNTL, RB_BUFSZ, rb_bufsz);
954 	tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_BLKSZ, 1);
955 	tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_FETCH, 1);
956 	tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_UPDATE, 1);
957 	tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_RPTR_WR_EN, 1);
958 	WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_CNTL, tmp);
959 
960 	/* set the write pointer delay */
961 	WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR_CNTL, 0);
962 
963 	/* set the wb address */
964 	WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_RPTR_ADDR,
965 			(upper_32_bits(ring->gpu_addr) >> 2));
966 
967 	/* program the RB_BASE for ring buffer */
968 	WREG32_SOC15(UVD, 0, mmUVD_LMI_RBC_RB_64BIT_BAR_LOW,
969 			lower_32_bits(ring->gpu_addr));
970 	WREG32_SOC15(UVD, 0, mmUVD_LMI_RBC_RB_64BIT_BAR_HIGH,
971 			upper_32_bits(ring->gpu_addr));
972 
973 	/* Initialize the ring buffer's read and write pointers */
974 	WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_RPTR, 0);
975 
976 	WREG32_SOC15(UVD, 0, mmUVD_SCRATCH2, 0);
977 
978 	ring->wptr = RREG32_SOC15(UVD, 0, mmUVD_RBC_RB_RPTR);
979 	WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR,
980 			lower_32_bits(ring->wptr));
981 
982 	WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_RBC_RB_CNTL), 0,
983 			~UVD_RBC_RB_CNTL__RB_NO_FETCH_MASK);
984 
985 	ring = &adev->vcn.inst->ring_enc[0];
986 	WREG32_SOC15(UVD, 0, mmUVD_RB_RPTR, lower_32_bits(ring->wptr));
987 	WREG32_SOC15(UVD, 0, mmUVD_RB_WPTR, lower_32_bits(ring->wptr));
988 	WREG32_SOC15(UVD, 0, mmUVD_RB_BASE_LO, ring->gpu_addr);
989 	WREG32_SOC15(UVD, 0, mmUVD_RB_BASE_HI, upper_32_bits(ring->gpu_addr));
990 	WREG32_SOC15(UVD, 0, mmUVD_RB_SIZE, ring->ring_size / 4);
991 
992 	ring = &adev->vcn.inst->ring_enc[1];
993 	WREG32_SOC15(UVD, 0, mmUVD_RB_RPTR2, lower_32_bits(ring->wptr));
994 	WREG32_SOC15(UVD, 0, mmUVD_RB_WPTR2, lower_32_bits(ring->wptr));
995 	WREG32_SOC15(UVD, 0, mmUVD_RB_BASE_LO2, ring->gpu_addr);
996 	WREG32_SOC15(UVD, 0, mmUVD_RB_BASE_HI2, upper_32_bits(ring->gpu_addr));
997 	WREG32_SOC15(UVD, 0, mmUVD_RB_SIZE2, ring->ring_size / 4);
998 
999 	jpeg_v1_0_start(adev, 0);
1000 
1001 	return 0;
1002 }
1003 
1004 static int vcn_v1_0_start_dpg_mode(struct amdgpu_device *adev)
1005 {
1006 	struct amdgpu_ring *ring = &adev->vcn.inst->ring_dec;
1007 	uint32_t rb_bufsz, tmp;
1008 	uint32_t lmi_swap_cntl;
1009 
1010 	/* disable byte swapping */
1011 	lmi_swap_cntl = 0;
1012 
1013 	vcn_1_0_enable_static_power_gating(adev);
1014 
1015 	/* enable dynamic power gating mode */
1016 	tmp = RREG32_SOC15(UVD, 0, mmUVD_POWER_STATUS);
1017 	tmp |= UVD_POWER_STATUS__UVD_PG_MODE_MASK;
1018 	tmp |= UVD_POWER_STATUS__UVD_PG_EN_MASK;
1019 	WREG32_SOC15(UVD, 0, mmUVD_POWER_STATUS, tmp);
1020 
1021 	/* enable clock gating */
1022 	vcn_v1_0_clock_gating_dpg_mode(adev, 0);
1023 
1024 	/* enable VCPU clock */
1025 	tmp = (0xFF << UVD_VCPU_CNTL__PRB_TIMEOUT_VAL__SHIFT);
1026 	tmp |= UVD_VCPU_CNTL__CLK_EN_MASK;
1027 	tmp |= UVD_VCPU_CNTL__MIF_WR_LOW_THRESHOLD_BP_MASK;
1028 	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_VCPU_CNTL, tmp, 0xFFFFFFFF, 0);
1029 
1030 	/* disable interupt */
1031 	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_MASTINT_EN,
1032 			0, UVD_MASTINT_EN__VCPU_EN_MASK, 0);
1033 
1034 	/* initialize VCN memory controller */
1035 	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_LMI_CTRL,
1036 		(8 << UVD_LMI_CTRL__WRITE_CLEAN_TIMER__SHIFT) |
1037 		UVD_LMI_CTRL__WRITE_CLEAN_TIMER_EN_MASK |
1038 		UVD_LMI_CTRL__DATA_COHERENCY_EN_MASK |
1039 		UVD_LMI_CTRL__VCPU_DATA_COHERENCY_EN_MASK |
1040 		UVD_LMI_CTRL__REQ_MODE_MASK |
1041 		UVD_LMI_CTRL__CRC_RESET_MASK |
1042 		UVD_LMI_CTRL__MASK_MC_URGENT_MASK |
1043 		0x00100000L, 0xFFFFFFFF, 0);
1044 
1045 #ifdef __BIG_ENDIAN
1046 	/* swap (8 in 32) RB and IB */
1047 	lmi_swap_cntl = 0xa;
1048 #endif
1049 	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_LMI_SWAP_CNTL, lmi_swap_cntl, 0xFFFFFFFF, 0);
1050 
1051 	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_MPC_CNTL,
1052 		0x2 << UVD_MPC_CNTL__REPLACEMENT_MODE__SHIFT, 0xFFFFFFFF, 0);
1053 
1054 	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_MPC_SET_MUXA0,
1055 		((0x1 << UVD_MPC_SET_MUXA0__VARA_1__SHIFT) |
1056 		 (0x2 << UVD_MPC_SET_MUXA0__VARA_2__SHIFT) |
1057 		 (0x3 << UVD_MPC_SET_MUXA0__VARA_3__SHIFT) |
1058 		 (0x4 << UVD_MPC_SET_MUXA0__VARA_4__SHIFT)), 0xFFFFFFFF, 0);
1059 
1060 	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_MPC_SET_MUXB0,
1061 		((0x1 << UVD_MPC_SET_MUXB0__VARB_1__SHIFT) |
1062 		 (0x2 << UVD_MPC_SET_MUXB0__VARB_2__SHIFT) |
1063 		 (0x3 << UVD_MPC_SET_MUXB0__VARB_3__SHIFT) |
1064 		 (0x4 << UVD_MPC_SET_MUXB0__VARB_4__SHIFT)), 0xFFFFFFFF, 0);
1065 
1066 	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_MPC_SET_MUX,
1067 		((0x0 << UVD_MPC_SET_MUX__SET_0__SHIFT) |
1068 		 (0x1 << UVD_MPC_SET_MUX__SET_1__SHIFT) |
1069 		 (0x2 << UVD_MPC_SET_MUX__SET_2__SHIFT)), 0xFFFFFFFF, 0);
1070 
1071 	vcn_v1_0_mc_resume_dpg_mode(adev);
1072 
1073 	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_REG_XX_MASK, 0x10, 0xFFFFFFFF, 0);
1074 	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_RBC_XX_IB_REG_CHECK, 0x3, 0xFFFFFFFF, 0);
1075 
1076 	/* boot up the VCPU */
1077 	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_SOFT_RESET, 0, 0xFFFFFFFF, 0);
1078 
1079 	/* enable UMC */
1080 	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_LMI_CTRL2,
1081 		0x1F << UVD_LMI_CTRL2__RE_OFLD_MIF_WR_REQ_NUM__SHIFT,
1082 		0xFFFFFFFF, 0);
1083 
1084 	/* enable master interrupt */
1085 	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_MASTINT_EN,
1086 			UVD_MASTINT_EN__VCPU_EN_MASK, UVD_MASTINT_EN__VCPU_EN_MASK, 0);
1087 
1088 	vcn_v1_0_clock_gating_dpg_mode(adev, 1);
1089 	/* setup mmUVD_LMI_CTRL */
1090 	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_LMI_CTRL,
1091 		(8 << UVD_LMI_CTRL__WRITE_CLEAN_TIMER__SHIFT) |
1092 		UVD_LMI_CTRL__WRITE_CLEAN_TIMER_EN_MASK |
1093 		UVD_LMI_CTRL__DATA_COHERENCY_EN_MASK |
1094 		UVD_LMI_CTRL__VCPU_DATA_COHERENCY_EN_MASK |
1095 		UVD_LMI_CTRL__REQ_MODE_MASK |
1096 		UVD_LMI_CTRL__CRC_RESET_MASK |
1097 		UVD_LMI_CTRL__MASK_MC_URGENT_MASK |
1098 		0x00100000L, 0xFFFFFFFF, 1);
1099 
1100 	tmp = adev->gfx.config.gb_addr_config;
1101 	/* setup VCN global tiling registers */
1102 	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_JPEG_ADDR_CONFIG, tmp, 0xFFFFFFFF, 1);
1103 	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_JPEG_UV_ADDR_CONFIG, tmp, 0xFFFFFFFF, 1);
1104 
1105 	/* enable System Interrupt for JRBC */
1106 	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_SYS_INT_EN,
1107 									UVD_SYS_INT_EN__UVD_JRBC_EN_MASK, 0xFFFFFFFF, 1);
1108 
1109 	/* force RBC into idle state */
1110 	rb_bufsz = order_base_2(ring->ring_size);
1111 	tmp = REG_SET_FIELD(0, UVD_RBC_RB_CNTL, RB_BUFSZ, rb_bufsz);
1112 	tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_BLKSZ, 1);
1113 	tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_FETCH, 1);
1114 	tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_UPDATE, 1);
1115 	tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_RPTR_WR_EN, 1);
1116 	WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_CNTL, tmp);
1117 
1118 	/* set the write pointer delay */
1119 	WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR_CNTL, 0);
1120 
1121 	/* set the wb address */
1122 	WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_RPTR_ADDR,
1123 								(upper_32_bits(ring->gpu_addr) >> 2));
1124 
1125 	/* program the RB_BASE for ring buffer */
1126 	WREG32_SOC15(UVD, 0, mmUVD_LMI_RBC_RB_64BIT_BAR_LOW,
1127 								lower_32_bits(ring->gpu_addr));
1128 	WREG32_SOC15(UVD, 0, mmUVD_LMI_RBC_RB_64BIT_BAR_HIGH,
1129 								upper_32_bits(ring->gpu_addr));
1130 
1131 	/* Initialize the ring buffer's read and write pointers */
1132 	WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_RPTR, 0);
1133 
1134 	WREG32_SOC15(UVD, 0, mmUVD_SCRATCH2, 0);
1135 
1136 	ring->wptr = RREG32_SOC15(UVD, 0, mmUVD_RBC_RB_RPTR);
1137 	WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR,
1138 								lower_32_bits(ring->wptr));
1139 
1140 	WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_RBC_RB_CNTL), 0,
1141 			~UVD_RBC_RB_CNTL__RB_NO_FETCH_MASK);
1142 
1143 	jpeg_v1_0_start(adev, 1);
1144 
1145 	return 0;
1146 }
1147 
1148 static int vcn_v1_0_start(struct amdgpu_device *adev)
1149 {
1150 	return (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) ?
1151 		vcn_v1_0_start_dpg_mode(adev) : vcn_v1_0_start_spg_mode(adev);
1152 }
1153 
1154 /**
1155  * vcn_v1_0_stop_spg_mode - stop VCN block
1156  *
1157  * @adev: amdgpu_device pointer
1158  *
1159  * stop the VCN block
1160  */
1161 static int vcn_v1_0_stop_spg_mode(struct amdgpu_device *adev)
1162 {
1163 	int tmp;
1164 
1165 	SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_STATUS, UVD_STATUS__IDLE, 0x7);
1166 
1167 	tmp = UVD_LMI_STATUS__VCPU_LMI_WRITE_CLEAN_MASK |
1168 		UVD_LMI_STATUS__READ_CLEAN_MASK |
1169 		UVD_LMI_STATUS__WRITE_CLEAN_MASK |
1170 		UVD_LMI_STATUS__WRITE_CLEAN_RAW_MASK;
1171 	SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_LMI_STATUS, tmp, tmp);
1172 
1173 	/* stall UMC channel */
1174 	WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_CTRL2),
1175 		UVD_LMI_CTRL2__STALL_ARB_UMC_MASK,
1176 		~UVD_LMI_CTRL2__STALL_ARB_UMC_MASK);
1177 
1178 	tmp = UVD_LMI_STATUS__UMC_READ_CLEAN_RAW_MASK |
1179 		UVD_LMI_STATUS__UMC_WRITE_CLEAN_RAW_MASK;
1180 	SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_LMI_STATUS, tmp, tmp);
1181 
1182 	/* disable VCPU clock */
1183 	WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_VCPU_CNTL), 0,
1184 		~UVD_VCPU_CNTL__CLK_EN_MASK);
1185 
1186 	/* reset LMI UMC/LMI */
1187 	WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_SOFT_RESET),
1188 		UVD_SOFT_RESET__LMI_UMC_SOFT_RESET_MASK,
1189 		~UVD_SOFT_RESET__LMI_UMC_SOFT_RESET_MASK);
1190 
1191 	WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_SOFT_RESET),
1192 		UVD_SOFT_RESET__LMI_SOFT_RESET_MASK,
1193 		~UVD_SOFT_RESET__LMI_SOFT_RESET_MASK);
1194 
1195 	/* put VCPU into reset */
1196 	WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_SOFT_RESET),
1197 		UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK,
1198 		~UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK);
1199 
1200 	WREG32_SOC15(UVD, 0, mmUVD_STATUS, 0);
1201 
1202 	vcn_v1_0_enable_clock_gating(adev);
1203 	vcn_1_0_enable_static_power_gating(adev);
1204 	return 0;
1205 }
1206 
1207 static int vcn_v1_0_stop_dpg_mode(struct amdgpu_device *adev)
1208 {
1209 	uint32_t tmp;
1210 
1211 	/* Wait for power status to be UVD_POWER_STATUS__UVD_POWER_STATUS_TILES_OFF */
1212 	SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_POWER_STATUS,
1213 			UVD_POWER_STATUS__UVD_POWER_STATUS_TILES_OFF,
1214 			UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
1215 
1216 	/* wait for read ptr to be equal to write ptr */
1217 	tmp = RREG32_SOC15(UVD, 0, mmUVD_RB_WPTR);
1218 	SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_RB_RPTR, tmp, 0xFFFFFFFF);
1219 
1220 	tmp = RREG32_SOC15(UVD, 0, mmUVD_RB_WPTR2);
1221 	SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_RB_RPTR2, tmp, 0xFFFFFFFF);
1222 
1223 	tmp = RREG32_SOC15(UVD, 0, mmUVD_JRBC_RB_WPTR);
1224 	SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_JRBC_RB_RPTR, tmp, 0xFFFFFFFF);
1225 
1226 	tmp = RREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR) & 0x7FFFFFFF;
1227 	SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_RBC_RB_RPTR, tmp, 0xFFFFFFFF);
1228 
1229 	SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_POWER_STATUS,
1230 		UVD_POWER_STATUS__UVD_POWER_STATUS_TILES_OFF,
1231 		UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
1232 
1233 	/* disable dynamic power gating mode */
1234 	WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_POWER_STATUS), 0,
1235 			~UVD_POWER_STATUS__UVD_PG_MODE_MASK);
1236 
1237 	return 0;
1238 }
1239 
1240 static int vcn_v1_0_stop(struct amdgpu_device *adev)
1241 {
1242 	int r;
1243 
1244 	if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG)
1245 		r = vcn_v1_0_stop_dpg_mode(adev);
1246 	else
1247 		r = vcn_v1_0_stop_spg_mode(adev);
1248 
1249 	return r;
1250 }
1251 
1252 static int vcn_v1_0_pause_dpg_mode(struct amdgpu_device *adev,
1253 				int inst_idx, struct dpg_pause_state *new_state)
1254 {
1255 	int ret_code;
1256 	uint32_t reg_data = 0;
1257 	uint32_t reg_data2 = 0;
1258 	struct amdgpu_ring *ring;
1259 
1260 	/* pause/unpause if state is changed */
1261 	if (adev->vcn.inst[inst_idx].pause_state.fw_based != new_state->fw_based) {
1262 		DRM_DEBUG("dpg pause state changed %d:%d -> %d:%d",
1263 			adev->vcn.inst[inst_idx].pause_state.fw_based,
1264 			adev->vcn.inst[inst_idx].pause_state.jpeg,
1265 			new_state->fw_based, new_state->jpeg);
1266 
1267 		reg_data = RREG32_SOC15(UVD, 0, mmUVD_DPG_PAUSE) &
1268 			(~UVD_DPG_PAUSE__NJ_PAUSE_DPG_ACK_MASK);
1269 
1270 		if (new_state->fw_based == VCN_DPG_STATE__PAUSE) {
1271 			ret_code = 0;
1272 
1273 			if (!(reg_data & UVD_DPG_PAUSE__JPEG_PAUSE_DPG_ACK_MASK))
1274 				ret_code = SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_POWER_STATUS,
1275 						   UVD_POWER_STATUS__UVD_POWER_STATUS_TILES_OFF,
1276 						   UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
1277 
1278 			if (!ret_code) {
1279 				/* pause DPG non-jpeg */
1280 				reg_data |= UVD_DPG_PAUSE__NJ_PAUSE_DPG_REQ_MASK;
1281 				WREG32_SOC15(UVD, 0, mmUVD_DPG_PAUSE, reg_data);
1282 				SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_DPG_PAUSE,
1283 						   UVD_DPG_PAUSE__NJ_PAUSE_DPG_ACK_MASK,
1284 						   UVD_DPG_PAUSE__NJ_PAUSE_DPG_ACK_MASK);
1285 
1286 				/* Restore */
1287 				ring = &adev->vcn.inst->ring_enc[0];
1288 				WREG32_SOC15(UVD, 0, mmUVD_RB_BASE_LO, ring->gpu_addr);
1289 				WREG32_SOC15(UVD, 0, mmUVD_RB_BASE_HI, upper_32_bits(ring->gpu_addr));
1290 				WREG32_SOC15(UVD, 0, mmUVD_RB_SIZE, ring->ring_size / 4);
1291 				WREG32_SOC15(UVD, 0, mmUVD_RB_RPTR, lower_32_bits(ring->wptr));
1292 				WREG32_SOC15(UVD, 0, mmUVD_RB_WPTR, lower_32_bits(ring->wptr));
1293 
1294 				ring = &adev->vcn.inst->ring_enc[1];
1295 				WREG32_SOC15(UVD, 0, mmUVD_RB_BASE_LO2, ring->gpu_addr);
1296 				WREG32_SOC15(UVD, 0, mmUVD_RB_BASE_HI2, upper_32_bits(ring->gpu_addr));
1297 				WREG32_SOC15(UVD, 0, mmUVD_RB_SIZE2, ring->ring_size / 4);
1298 				WREG32_SOC15(UVD, 0, mmUVD_RB_RPTR2, lower_32_bits(ring->wptr));
1299 				WREG32_SOC15(UVD, 0, mmUVD_RB_WPTR2, lower_32_bits(ring->wptr));
1300 
1301 				ring = &adev->vcn.inst->ring_dec;
1302 				WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR,
1303 						   RREG32_SOC15(UVD, 0, mmUVD_SCRATCH2) & 0x7FFFFFFF);
1304 				SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_POWER_STATUS,
1305 						   UVD_PGFSM_CONFIG__UVDM_UVDU_PWR_ON,
1306 						   UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
1307 			}
1308 		} else {
1309 			/* unpause dpg non-jpeg, no need to wait */
1310 			reg_data &= ~UVD_DPG_PAUSE__NJ_PAUSE_DPG_REQ_MASK;
1311 			WREG32_SOC15(UVD, 0, mmUVD_DPG_PAUSE, reg_data);
1312 		}
1313 		adev->vcn.inst[inst_idx].pause_state.fw_based = new_state->fw_based;
1314 	}
1315 
1316 	/* pause/unpause if state is changed */
1317 	if (adev->vcn.inst[inst_idx].pause_state.jpeg != new_state->jpeg) {
1318 		DRM_DEBUG("dpg pause state changed %d:%d -> %d:%d",
1319 			adev->vcn.inst[inst_idx].pause_state.fw_based,
1320 			adev->vcn.inst[inst_idx].pause_state.jpeg,
1321 			new_state->fw_based, new_state->jpeg);
1322 
1323 		reg_data = RREG32_SOC15(UVD, 0, mmUVD_DPG_PAUSE) &
1324 			(~UVD_DPG_PAUSE__JPEG_PAUSE_DPG_ACK_MASK);
1325 
1326 		if (new_state->jpeg == VCN_DPG_STATE__PAUSE) {
1327 			ret_code = 0;
1328 
1329 			if (!(reg_data & UVD_DPG_PAUSE__NJ_PAUSE_DPG_ACK_MASK))
1330 				ret_code = SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_POWER_STATUS,
1331 						   UVD_POWER_STATUS__UVD_POWER_STATUS_TILES_OFF,
1332 						   UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
1333 
1334 			if (!ret_code) {
1335 				/* Make sure JPRG Snoop is disabled before sending the pause */
1336 				reg_data2 = RREG32_SOC15(UVD, 0, mmUVD_POWER_STATUS);
1337 				reg_data2 |= UVD_POWER_STATUS__JRBC_SNOOP_DIS_MASK;
1338 				WREG32_SOC15(UVD, 0, mmUVD_POWER_STATUS, reg_data2);
1339 
1340 				/* pause DPG jpeg */
1341 				reg_data |= UVD_DPG_PAUSE__JPEG_PAUSE_DPG_REQ_MASK;
1342 				WREG32_SOC15(UVD, 0, mmUVD_DPG_PAUSE, reg_data);
1343 				SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_DPG_PAUSE,
1344 							UVD_DPG_PAUSE__JPEG_PAUSE_DPG_ACK_MASK,
1345 							UVD_DPG_PAUSE__JPEG_PAUSE_DPG_ACK_MASK);
1346 
1347 				/* Restore */
1348 				ring = adev->jpeg.inst->ring_dec;
1349 				WREG32_SOC15(UVD, 0, mmUVD_LMI_JRBC_RB_VMID, 0);
1350 				WREG32_SOC15(UVD, 0, mmUVD_JRBC_RB_CNTL,
1351 							UVD_JRBC_RB_CNTL__RB_NO_FETCH_MASK |
1352 							UVD_JRBC_RB_CNTL__RB_RPTR_WR_EN_MASK);
1353 				WREG32_SOC15(UVD, 0, mmUVD_LMI_JRBC_RB_64BIT_BAR_LOW,
1354 							lower_32_bits(ring->gpu_addr));
1355 				WREG32_SOC15(UVD, 0, mmUVD_LMI_JRBC_RB_64BIT_BAR_HIGH,
1356 							upper_32_bits(ring->gpu_addr));
1357 				WREG32_SOC15(UVD, 0, mmUVD_JRBC_RB_RPTR, ring->wptr);
1358 				WREG32_SOC15(UVD, 0, mmUVD_JRBC_RB_WPTR, ring->wptr);
1359 				WREG32_SOC15(UVD, 0, mmUVD_JRBC_RB_CNTL,
1360 							UVD_JRBC_RB_CNTL__RB_RPTR_WR_EN_MASK);
1361 
1362 				ring = &adev->vcn.inst->ring_dec;
1363 				WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR,
1364 						   RREG32_SOC15(UVD, 0, mmUVD_SCRATCH2) & 0x7FFFFFFF);
1365 				SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_POWER_STATUS,
1366 						   UVD_PGFSM_CONFIG__UVDM_UVDU_PWR_ON,
1367 						   UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
1368 			}
1369 		} else {
1370 			/* unpause dpg jpeg, no need to wait */
1371 			reg_data &= ~UVD_DPG_PAUSE__JPEG_PAUSE_DPG_REQ_MASK;
1372 			WREG32_SOC15(UVD, 0, mmUVD_DPG_PAUSE, reg_data);
1373 		}
1374 		adev->vcn.inst[inst_idx].pause_state.jpeg = new_state->jpeg;
1375 	}
1376 
1377 	return 0;
1378 }
1379 
1380 static bool vcn_v1_0_is_idle(void *handle)
1381 {
1382 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1383 
1384 	return (RREG32_SOC15(VCN, 0, mmUVD_STATUS) == UVD_STATUS__IDLE);
1385 }
1386 
1387 static int vcn_v1_0_wait_for_idle(void *handle)
1388 {
1389 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1390 	int ret;
1391 
1392 	ret = SOC15_WAIT_ON_RREG(VCN, 0, mmUVD_STATUS, UVD_STATUS__IDLE,
1393 		UVD_STATUS__IDLE);
1394 
1395 	return ret;
1396 }
1397 
1398 static int vcn_v1_0_set_clockgating_state(void *handle,
1399 					  enum amd_clockgating_state state)
1400 {
1401 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1402 	bool enable = (state == AMD_CG_STATE_GATE);
1403 
1404 	if (enable) {
1405 		/* wait for STATUS to clear */
1406 		if (!vcn_v1_0_is_idle(handle))
1407 			return -EBUSY;
1408 		vcn_v1_0_enable_clock_gating(adev);
1409 	} else {
1410 		/* disable HW gating and enable Sw gating */
1411 		vcn_v1_0_disable_clock_gating(adev);
1412 	}
1413 	return 0;
1414 }
1415 
1416 /**
1417  * vcn_v1_0_dec_ring_get_rptr - get read pointer
1418  *
1419  * @ring: amdgpu_ring pointer
1420  *
1421  * Returns the current hardware read pointer
1422  */
1423 static uint64_t vcn_v1_0_dec_ring_get_rptr(struct amdgpu_ring *ring)
1424 {
1425 	struct amdgpu_device *adev = ring->adev;
1426 
1427 	return RREG32_SOC15(UVD, 0, mmUVD_RBC_RB_RPTR);
1428 }
1429 
1430 /**
1431  * vcn_v1_0_dec_ring_get_wptr - get write pointer
1432  *
1433  * @ring: amdgpu_ring pointer
1434  *
1435  * Returns the current hardware write pointer
1436  */
1437 static uint64_t vcn_v1_0_dec_ring_get_wptr(struct amdgpu_ring *ring)
1438 {
1439 	struct amdgpu_device *adev = ring->adev;
1440 
1441 	return RREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR);
1442 }
1443 
1444 /**
1445  * vcn_v1_0_dec_ring_set_wptr - set write pointer
1446  *
1447  * @ring: amdgpu_ring pointer
1448  *
1449  * Commits the write pointer to the hardware
1450  */
1451 static void vcn_v1_0_dec_ring_set_wptr(struct amdgpu_ring *ring)
1452 {
1453 	struct amdgpu_device *adev = ring->adev;
1454 
1455 	if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG)
1456 		WREG32_SOC15(UVD, 0, mmUVD_SCRATCH2,
1457 			lower_32_bits(ring->wptr) | 0x80000000);
1458 
1459 	WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR, lower_32_bits(ring->wptr));
1460 }
1461 
1462 /**
1463  * vcn_v1_0_dec_ring_insert_start - insert a start command
1464  *
1465  * @ring: amdgpu_ring pointer
1466  *
1467  * Write a start command to the ring.
1468  */
1469 static void vcn_v1_0_dec_ring_insert_start(struct amdgpu_ring *ring)
1470 {
1471 	struct amdgpu_device *adev = ring->adev;
1472 
1473 	amdgpu_ring_write(ring,
1474 		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA0), 0));
1475 	amdgpu_ring_write(ring, 0);
1476 	amdgpu_ring_write(ring,
1477 		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_CMD), 0));
1478 	amdgpu_ring_write(ring, VCN_DEC_CMD_PACKET_START << 1);
1479 }
1480 
1481 /**
1482  * vcn_v1_0_dec_ring_insert_end - insert a end command
1483  *
1484  * @ring: amdgpu_ring pointer
1485  *
1486  * Write a end command to the ring.
1487  */
1488 static void vcn_v1_0_dec_ring_insert_end(struct amdgpu_ring *ring)
1489 {
1490 	struct amdgpu_device *adev = ring->adev;
1491 
1492 	amdgpu_ring_write(ring,
1493 		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_CMD), 0));
1494 	amdgpu_ring_write(ring, VCN_DEC_CMD_PACKET_END << 1);
1495 }
1496 
1497 /**
1498  * vcn_v1_0_dec_ring_emit_fence - emit an fence & trap command
1499  *
1500  * @ring: amdgpu_ring pointer
1501  * @addr: address
1502  * @seq: sequence number
1503  * @flags: fence related flags
1504  *
1505  * Write a fence and a trap command to the ring.
1506  */
1507 static void vcn_v1_0_dec_ring_emit_fence(struct amdgpu_ring *ring, u64 addr, u64 seq,
1508 				     unsigned flags)
1509 {
1510 	struct amdgpu_device *adev = ring->adev;
1511 
1512 	WARN_ON(flags & AMDGPU_FENCE_FLAG_64BIT);
1513 
1514 	amdgpu_ring_write(ring,
1515 		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_CONTEXT_ID), 0));
1516 	amdgpu_ring_write(ring, seq);
1517 	amdgpu_ring_write(ring,
1518 		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA0), 0));
1519 	amdgpu_ring_write(ring, addr & 0xffffffff);
1520 	amdgpu_ring_write(ring,
1521 		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA1), 0));
1522 	amdgpu_ring_write(ring, upper_32_bits(addr) & 0xff);
1523 	amdgpu_ring_write(ring,
1524 		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_CMD), 0));
1525 	amdgpu_ring_write(ring, VCN_DEC_CMD_FENCE << 1);
1526 
1527 	amdgpu_ring_write(ring,
1528 		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA0), 0));
1529 	amdgpu_ring_write(ring, 0);
1530 	amdgpu_ring_write(ring,
1531 		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA1), 0));
1532 	amdgpu_ring_write(ring, 0);
1533 	amdgpu_ring_write(ring,
1534 		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_CMD), 0));
1535 	amdgpu_ring_write(ring, VCN_DEC_CMD_TRAP << 1);
1536 }
1537 
1538 /**
1539  * vcn_v1_0_dec_ring_emit_ib - execute indirect buffer
1540  *
1541  * @ring: amdgpu_ring pointer
1542  * @job: job to retrieve vmid from
1543  * @ib: indirect buffer to execute
1544  * @flags: unused
1545  *
1546  * Write ring commands to execute the indirect buffer
1547  */
1548 static void vcn_v1_0_dec_ring_emit_ib(struct amdgpu_ring *ring,
1549 					struct amdgpu_job *job,
1550 					struct amdgpu_ib *ib,
1551 					uint32_t flags)
1552 {
1553 	struct amdgpu_device *adev = ring->adev;
1554 	unsigned vmid = AMDGPU_JOB_GET_VMID(job);
1555 
1556 	amdgpu_ring_write(ring,
1557 		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_RBC_IB_VMID), 0));
1558 	amdgpu_ring_write(ring, vmid);
1559 
1560 	amdgpu_ring_write(ring,
1561 		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_RBC_IB_64BIT_BAR_LOW), 0));
1562 	amdgpu_ring_write(ring, lower_32_bits(ib->gpu_addr));
1563 	amdgpu_ring_write(ring,
1564 		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_RBC_IB_64BIT_BAR_HIGH), 0));
1565 	amdgpu_ring_write(ring, upper_32_bits(ib->gpu_addr));
1566 	amdgpu_ring_write(ring,
1567 		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_RBC_IB_SIZE), 0));
1568 	amdgpu_ring_write(ring, ib->length_dw);
1569 }
1570 
1571 static void vcn_v1_0_dec_ring_emit_reg_wait(struct amdgpu_ring *ring,
1572 					    uint32_t reg, uint32_t val,
1573 					    uint32_t mask)
1574 {
1575 	struct amdgpu_device *adev = ring->adev;
1576 
1577 	amdgpu_ring_write(ring,
1578 		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA0), 0));
1579 	amdgpu_ring_write(ring, reg << 2);
1580 	amdgpu_ring_write(ring,
1581 		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA1), 0));
1582 	amdgpu_ring_write(ring, val);
1583 	amdgpu_ring_write(ring,
1584 		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GP_SCRATCH8), 0));
1585 	amdgpu_ring_write(ring, mask);
1586 	amdgpu_ring_write(ring,
1587 		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_CMD), 0));
1588 	amdgpu_ring_write(ring, VCN_DEC_CMD_REG_READ_COND_WAIT << 1);
1589 }
1590 
1591 static void vcn_v1_0_dec_ring_emit_vm_flush(struct amdgpu_ring *ring,
1592 					    unsigned vmid, uint64_t pd_addr)
1593 {
1594 	struct amdgpu_vmhub *hub = &ring->adev->vmhub[ring->vm_hub];
1595 	uint32_t data0, data1, mask;
1596 
1597 	pd_addr = amdgpu_gmc_emit_flush_gpu_tlb(ring, vmid, pd_addr);
1598 
1599 	/* wait for register write */
1600 	data0 = hub->ctx0_ptb_addr_lo32 + vmid * hub->ctx_addr_distance;
1601 	data1 = lower_32_bits(pd_addr);
1602 	mask = 0xffffffff;
1603 	vcn_v1_0_dec_ring_emit_reg_wait(ring, data0, data1, mask);
1604 }
1605 
1606 static void vcn_v1_0_dec_ring_emit_wreg(struct amdgpu_ring *ring,
1607 					uint32_t reg, uint32_t val)
1608 {
1609 	struct amdgpu_device *adev = ring->adev;
1610 
1611 	amdgpu_ring_write(ring,
1612 		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA0), 0));
1613 	amdgpu_ring_write(ring, reg << 2);
1614 	amdgpu_ring_write(ring,
1615 		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA1), 0));
1616 	amdgpu_ring_write(ring, val);
1617 	amdgpu_ring_write(ring,
1618 		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_CMD), 0));
1619 	amdgpu_ring_write(ring, VCN_DEC_CMD_WRITE_REG << 1);
1620 }
1621 
1622 /**
1623  * vcn_v1_0_enc_ring_get_rptr - get enc read pointer
1624  *
1625  * @ring: amdgpu_ring pointer
1626  *
1627  * Returns the current hardware enc read pointer
1628  */
1629 static uint64_t vcn_v1_0_enc_ring_get_rptr(struct amdgpu_ring *ring)
1630 {
1631 	struct amdgpu_device *adev = ring->adev;
1632 
1633 	if (ring == &adev->vcn.inst->ring_enc[0])
1634 		return RREG32_SOC15(UVD, 0, mmUVD_RB_RPTR);
1635 	else
1636 		return RREG32_SOC15(UVD, 0, mmUVD_RB_RPTR2);
1637 }
1638 
1639  /**
1640  * vcn_v1_0_enc_ring_get_wptr - get enc write pointer
1641  *
1642  * @ring: amdgpu_ring pointer
1643  *
1644  * Returns the current hardware enc write pointer
1645  */
1646 static uint64_t vcn_v1_0_enc_ring_get_wptr(struct amdgpu_ring *ring)
1647 {
1648 	struct amdgpu_device *adev = ring->adev;
1649 
1650 	if (ring == &adev->vcn.inst->ring_enc[0])
1651 		return RREG32_SOC15(UVD, 0, mmUVD_RB_WPTR);
1652 	else
1653 		return RREG32_SOC15(UVD, 0, mmUVD_RB_WPTR2);
1654 }
1655 
1656  /**
1657  * vcn_v1_0_enc_ring_set_wptr - set enc write pointer
1658  *
1659  * @ring: amdgpu_ring pointer
1660  *
1661  * Commits the enc write pointer to the hardware
1662  */
1663 static void vcn_v1_0_enc_ring_set_wptr(struct amdgpu_ring *ring)
1664 {
1665 	struct amdgpu_device *adev = ring->adev;
1666 
1667 	if (ring == &adev->vcn.inst->ring_enc[0])
1668 		WREG32_SOC15(UVD, 0, mmUVD_RB_WPTR,
1669 			lower_32_bits(ring->wptr));
1670 	else
1671 		WREG32_SOC15(UVD, 0, mmUVD_RB_WPTR2,
1672 			lower_32_bits(ring->wptr));
1673 }
1674 
1675 /**
1676  * vcn_v1_0_enc_ring_emit_fence - emit an enc fence & trap command
1677  *
1678  * @ring: amdgpu_ring pointer
1679  * @addr: address
1680  * @seq: sequence number
1681  * @flags: fence related flags
1682  *
1683  * Write enc a fence and a trap command to the ring.
1684  */
1685 static void vcn_v1_0_enc_ring_emit_fence(struct amdgpu_ring *ring, u64 addr,
1686 			u64 seq, unsigned flags)
1687 {
1688 	WARN_ON(flags & AMDGPU_FENCE_FLAG_64BIT);
1689 
1690 	amdgpu_ring_write(ring, VCN_ENC_CMD_FENCE);
1691 	amdgpu_ring_write(ring, addr);
1692 	amdgpu_ring_write(ring, upper_32_bits(addr));
1693 	amdgpu_ring_write(ring, seq);
1694 	amdgpu_ring_write(ring, VCN_ENC_CMD_TRAP);
1695 }
1696 
1697 static void vcn_v1_0_enc_ring_insert_end(struct amdgpu_ring *ring)
1698 {
1699 	amdgpu_ring_write(ring, VCN_ENC_CMD_END);
1700 }
1701 
1702 /**
1703  * vcn_v1_0_enc_ring_emit_ib - enc execute indirect buffer
1704  *
1705  * @ring: amdgpu_ring pointer
1706  * @job: job to retrive vmid from
1707  * @ib: indirect buffer to execute
1708  * @flags: unused
1709  *
1710  * Write enc ring commands to execute the indirect buffer
1711  */
1712 static void vcn_v1_0_enc_ring_emit_ib(struct amdgpu_ring *ring,
1713 					struct amdgpu_job *job,
1714 					struct amdgpu_ib *ib,
1715 					uint32_t flags)
1716 {
1717 	unsigned vmid = AMDGPU_JOB_GET_VMID(job);
1718 
1719 	amdgpu_ring_write(ring, VCN_ENC_CMD_IB);
1720 	amdgpu_ring_write(ring, vmid);
1721 	amdgpu_ring_write(ring, lower_32_bits(ib->gpu_addr));
1722 	amdgpu_ring_write(ring, upper_32_bits(ib->gpu_addr));
1723 	amdgpu_ring_write(ring, ib->length_dw);
1724 }
1725 
1726 static void vcn_v1_0_enc_ring_emit_reg_wait(struct amdgpu_ring *ring,
1727 					    uint32_t reg, uint32_t val,
1728 					    uint32_t mask)
1729 {
1730 	amdgpu_ring_write(ring, VCN_ENC_CMD_REG_WAIT);
1731 	amdgpu_ring_write(ring, reg << 2);
1732 	amdgpu_ring_write(ring, mask);
1733 	amdgpu_ring_write(ring, val);
1734 }
1735 
1736 static void vcn_v1_0_enc_ring_emit_vm_flush(struct amdgpu_ring *ring,
1737 					    unsigned int vmid, uint64_t pd_addr)
1738 {
1739 	struct amdgpu_vmhub *hub = &ring->adev->vmhub[ring->vm_hub];
1740 
1741 	pd_addr = amdgpu_gmc_emit_flush_gpu_tlb(ring, vmid, pd_addr);
1742 
1743 	/* wait for reg writes */
1744 	vcn_v1_0_enc_ring_emit_reg_wait(ring, hub->ctx0_ptb_addr_lo32 +
1745 					vmid * hub->ctx_addr_distance,
1746 					lower_32_bits(pd_addr), 0xffffffff);
1747 }
1748 
1749 static void vcn_v1_0_enc_ring_emit_wreg(struct amdgpu_ring *ring,
1750 					uint32_t reg, uint32_t val)
1751 {
1752 	amdgpu_ring_write(ring, VCN_ENC_CMD_REG_WRITE);
1753 	amdgpu_ring_write(ring,	reg << 2);
1754 	amdgpu_ring_write(ring, val);
1755 }
1756 
1757 static int vcn_v1_0_set_interrupt_state(struct amdgpu_device *adev,
1758 					struct amdgpu_irq_src *source,
1759 					unsigned type,
1760 					enum amdgpu_interrupt_state state)
1761 {
1762 	return 0;
1763 }
1764 
1765 static int vcn_v1_0_process_interrupt(struct amdgpu_device *adev,
1766 				      struct amdgpu_irq_src *source,
1767 				      struct amdgpu_iv_entry *entry)
1768 {
1769 	DRM_DEBUG("IH: VCN TRAP\n");
1770 
1771 	switch (entry->src_id) {
1772 	case 124:
1773 		amdgpu_fence_process(&adev->vcn.inst->ring_dec);
1774 		break;
1775 	case 119:
1776 		amdgpu_fence_process(&adev->vcn.inst->ring_enc[0]);
1777 		break;
1778 	case 120:
1779 		amdgpu_fence_process(&adev->vcn.inst->ring_enc[1]);
1780 		break;
1781 	default:
1782 		DRM_ERROR("Unhandled interrupt: %d %d\n",
1783 			  entry->src_id, entry->src_data[0]);
1784 		break;
1785 	}
1786 
1787 	return 0;
1788 }
1789 
1790 static void vcn_v1_0_dec_ring_insert_nop(struct amdgpu_ring *ring, uint32_t count)
1791 {
1792 	struct amdgpu_device *adev = ring->adev;
1793 	int i;
1794 
1795 	WARN_ON(ring->wptr % 2 || count % 2);
1796 
1797 	for (i = 0; i < count / 2; i++) {
1798 		amdgpu_ring_write(ring, PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_NO_OP), 0));
1799 		amdgpu_ring_write(ring, 0);
1800 	}
1801 }
1802 
1803 static int vcn_v1_0_set_powergating_state(void *handle,
1804 					  enum amd_powergating_state state)
1805 {
1806 	/* This doesn't actually powergate the VCN block.
1807 	 * That's done in the dpm code via the SMC.  This
1808 	 * just re-inits the block as necessary.  The actual
1809 	 * gating still happens in the dpm code.  We should
1810 	 * revisit this when there is a cleaner line between
1811 	 * the smc and the hw blocks
1812 	 */
1813 	int ret;
1814 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1815 
1816 	if (state == adev->vcn.cur_state)
1817 		return 0;
1818 
1819 	if (state == AMD_PG_STATE_GATE)
1820 		ret = vcn_v1_0_stop(adev);
1821 	else
1822 		ret = vcn_v1_0_start(adev);
1823 
1824 	if (!ret)
1825 		adev->vcn.cur_state = state;
1826 	return ret;
1827 }
1828 
1829 static void vcn_v1_0_idle_work_handler(struct work_struct *work)
1830 {
1831 	struct amdgpu_device *adev =
1832 		container_of(work, struct amdgpu_device, vcn.idle_work.work);
1833 	unsigned int fences = 0, i;
1834 
1835 	for (i = 0; i < adev->vcn.num_enc_rings; ++i)
1836 		fences += amdgpu_fence_count_emitted(&adev->vcn.inst->ring_enc[i]);
1837 
1838 	if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) {
1839 		struct dpg_pause_state new_state;
1840 
1841 		if (fences)
1842 			new_state.fw_based = VCN_DPG_STATE__PAUSE;
1843 		else
1844 			new_state.fw_based = VCN_DPG_STATE__UNPAUSE;
1845 
1846 		if (amdgpu_fence_count_emitted(adev->jpeg.inst->ring_dec))
1847 			new_state.jpeg = VCN_DPG_STATE__PAUSE;
1848 		else
1849 			new_state.jpeg = VCN_DPG_STATE__UNPAUSE;
1850 
1851 		adev->vcn.pause_dpg_mode(adev, 0, &new_state);
1852 	}
1853 
1854 	fences += amdgpu_fence_count_emitted(adev->jpeg.inst->ring_dec);
1855 	fences += amdgpu_fence_count_emitted(&adev->vcn.inst->ring_dec);
1856 
1857 	if (fences == 0) {
1858 		amdgpu_gfx_off_ctrl(adev, true);
1859 		if (adev->pm.dpm_enabled)
1860 			amdgpu_dpm_enable_uvd(adev, false);
1861 		else
1862 			amdgpu_device_ip_set_powergating_state(adev, AMD_IP_BLOCK_TYPE_VCN,
1863 			       AMD_PG_STATE_GATE);
1864 	} else {
1865 		schedule_delayed_work(&adev->vcn.idle_work, VCN_IDLE_TIMEOUT);
1866 	}
1867 }
1868 
1869 static void vcn_v1_0_ring_begin_use(struct amdgpu_ring *ring)
1870 {
1871 	struct	amdgpu_device *adev = ring->adev;
1872 	bool set_clocks = !cancel_delayed_work_sync(&adev->vcn.idle_work);
1873 
1874 	mutex_lock(&adev->vcn.vcn1_jpeg1_workaround);
1875 
1876 	if (amdgpu_fence_wait_empty(ring->adev->jpeg.inst->ring_dec))
1877 		DRM_ERROR("VCN dec: jpeg dec ring may not be empty\n");
1878 
1879 	vcn_v1_0_set_pg_for_begin_use(ring, set_clocks);
1880 
1881 }
1882 
1883 void vcn_v1_0_set_pg_for_begin_use(struct amdgpu_ring *ring, bool set_clocks)
1884 {
1885 	struct amdgpu_device *adev = ring->adev;
1886 
1887 	if (set_clocks) {
1888 		amdgpu_gfx_off_ctrl(adev, false);
1889 		if (adev->pm.dpm_enabled)
1890 			amdgpu_dpm_enable_uvd(adev, true);
1891 		else
1892 			amdgpu_device_ip_set_powergating_state(adev, AMD_IP_BLOCK_TYPE_VCN,
1893 			       AMD_PG_STATE_UNGATE);
1894 	}
1895 
1896 	if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) {
1897 		struct dpg_pause_state new_state;
1898 		unsigned int fences = 0, i;
1899 
1900 		for (i = 0; i < adev->vcn.num_enc_rings; ++i)
1901 			fences += amdgpu_fence_count_emitted(&adev->vcn.inst->ring_enc[i]);
1902 
1903 		if (fences)
1904 			new_state.fw_based = VCN_DPG_STATE__PAUSE;
1905 		else
1906 			new_state.fw_based = VCN_DPG_STATE__UNPAUSE;
1907 
1908 		if (amdgpu_fence_count_emitted(adev->jpeg.inst->ring_dec))
1909 			new_state.jpeg = VCN_DPG_STATE__PAUSE;
1910 		else
1911 			new_state.jpeg = VCN_DPG_STATE__UNPAUSE;
1912 
1913 		if (ring->funcs->type == AMDGPU_RING_TYPE_VCN_ENC)
1914 			new_state.fw_based = VCN_DPG_STATE__PAUSE;
1915 		else if (ring->funcs->type == AMDGPU_RING_TYPE_VCN_JPEG)
1916 			new_state.jpeg = VCN_DPG_STATE__PAUSE;
1917 
1918 		adev->vcn.pause_dpg_mode(adev, 0, &new_state);
1919 	}
1920 }
1921 
1922 void vcn_v1_0_ring_end_use(struct amdgpu_ring *ring)
1923 {
1924 	schedule_delayed_work(&ring->adev->vcn.idle_work, VCN_IDLE_TIMEOUT);
1925 	mutex_unlock(&ring->adev->vcn.vcn1_jpeg1_workaround);
1926 }
1927 
1928 static void vcn_v1_0_print_ip_state(void *handle, struct drm_printer *p)
1929 {
1930 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1931 	int i, j;
1932 	uint32_t reg_count = ARRAY_SIZE(vcn_reg_list_1_0);
1933 	uint32_t inst_off, is_powered;
1934 
1935 	if (!adev->vcn.ip_dump)
1936 		return;
1937 
1938 	drm_printf(p, "num_instances:%d\n", adev->vcn.num_vcn_inst);
1939 	for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
1940 		if (adev->vcn.harvest_config & (1 << i)) {
1941 			drm_printf(p, "\nHarvested Instance:VCN%d Skipping dump\n", i);
1942 			continue;
1943 		}
1944 
1945 		inst_off = i * reg_count;
1946 		is_powered = (adev->vcn.ip_dump[inst_off] &
1947 				UVD_POWER_STATUS__UVD_POWER_STATUS_MASK) != 1;
1948 
1949 		if (is_powered) {
1950 			drm_printf(p, "\nActive Instance:VCN%d\n", i);
1951 			for (j = 0; j < reg_count; j++)
1952 				drm_printf(p, "%-50s \t 0x%08x\n", vcn_reg_list_1_0[j].reg_name,
1953 					   adev->vcn.ip_dump[inst_off + j]);
1954 		} else {
1955 			drm_printf(p, "\nInactive Instance:VCN%d\n", i);
1956 		}
1957 	}
1958 }
1959 
1960 static void vcn_v1_0_dump_ip_state(void *handle)
1961 {
1962 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1963 	int i, j;
1964 	bool is_powered;
1965 	uint32_t inst_off;
1966 	uint32_t reg_count = ARRAY_SIZE(vcn_reg_list_1_0);
1967 
1968 	if (!adev->vcn.ip_dump)
1969 		return;
1970 
1971 	for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
1972 		if (adev->vcn.harvest_config & (1 << i))
1973 			continue;
1974 
1975 		inst_off = i * reg_count;
1976 		/* mmUVD_POWER_STATUS is always readable and is first element of the array */
1977 		adev->vcn.ip_dump[inst_off] = RREG32_SOC15(VCN, i, mmUVD_POWER_STATUS);
1978 		is_powered = (adev->vcn.ip_dump[inst_off] &
1979 				UVD_POWER_STATUS__UVD_POWER_STATUS_MASK) != 1;
1980 
1981 		if (is_powered)
1982 			for (j = 1; j < reg_count; j++)
1983 				adev->vcn.ip_dump[inst_off + j] =
1984 					RREG32(SOC15_REG_ENTRY_OFFSET_INST(vcn_reg_list_1_0[j], i));
1985 	}
1986 }
1987 
1988 static const struct amd_ip_funcs vcn_v1_0_ip_funcs = {
1989 	.name = "vcn_v1_0",
1990 	.early_init = vcn_v1_0_early_init,
1991 	.late_init = NULL,
1992 	.sw_init = vcn_v1_0_sw_init,
1993 	.sw_fini = vcn_v1_0_sw_fini,
1994 	.hw_init = vcn_v1_0_hw_init,
1995 	.hw_fini = vcn_v1_0_hw_fini,
1996 	.suspend = vcn_v1_0_suspend,
1997 	.resume = vcn_v1_0_resume,
1998 	.is_idle = vcn_v1_0_is_idle,
1999 	.wait_for_idle = vcn_v1_0_wait_for_idle,
2000 	.check_soft_reset = NULL /* vcn_v1_0_check_soft_reset */,
2001 	.pre_soft_reset = NULL /* vcn_v1_0_pre_soft_reset */,
2002 	.soft_reset = NULL /* vcn_v1_0_soft_reset */,
2003 	.post_soft_reset = NULL /* vcn_v1_0_post_soft_reset */,
2004 	.set_clockgating_state = vcn_v1_0_set_clockgating_state,
2005 	.set_powergating_state = vcn_v1_0_set_powergating_state,
2006 	.dump_ip_state = vcn_v1_0_dump_ip_state,
2007 	.print_ip_state = vcn_v1_0_print_ip_state,
2008 };
2009 
2010 /*
2011  * It is a hardware issue that VCN can't handle a GTT TMZ buffer on
2012  * CHIP_RAVEN series ASIC. Move such a GTT TMZ buffer to VRAM domain
2013  * before command submission as a workaround.
2014  */
2015 static int vcn_v1_0_validate_bo(struct amdgpu_cs_parser *parser,
2016 				struct amdgpu_job *job,
2017 				uint64_t addr)
2018 {
2019 	struct ttm_operation_ctx ctx = { false, false };
2020 	struct amdgpu_fpriv *fpriv = parser->filp->driver_priv;
2021 	struct amdgpu_vm *vm = &fpriv->vm;
2022 	struct amdgpu_bo_va_mapping *mapping;
2023 	struct amdgpu_bo *bo;
2024 	int r;
2025 
2026 	addr &= AMDGPU_GMC_HOLE_MASK;
2027 	if (addr & 0x7) {
2028 		DRM_ERROR("VCN messages must be 8 byte aligned!\n");
2029 		return -EINVAL;
2030 	}
2031 
2032 	mapping = amdgpu_vm_bo_lookup_mapping(vm, addr/AMDGPU_GPU_PAGE_SIZE);
2033 	if (!mapping || !mapping->bo_va || !mapping->bo_va->base.bo)
2034 		return -EINVAL;
2035 
2036 	bo = mapping->bo_va->base.bo;
2037 	if (!(bo->flags & AMDGPU_GEM_CREATE_ENCRYPTED))
2038 		return 0;
2039 
2040 	amdgpu_bo_placement_from_domain(bo, AMDGPU_GEM_DOMAIN_VRAM);
2041 	r = ttm_bo_validate(&bo->tbo, &bo->placement, &ctx);
2042 	if (r) {
2043 		DRM_ERROR("Failed to validate the VCN message BO (%d)!\n", r);
2044 		return r;
2045 	}
2046 
2047 	return r;
2048 }
2049 
2050 static int vcn_v1_0_ring_patch_cs_in_place(struct amdgpu_cs_parser *p,
2051 					   struct amdgpu_job *job,
2052 					   struct amdgpu_ib *ib)
2053 {
2054 	uint32_t msg_lo = 0, msg_hi = 0;
2055 	int i, r;
2056 
2057 	if (!(ib->flags & AMDGPU_IB_FLAGS_SECURE))
2058 		return 0;
2059 
2060 	for (i = 0; i < ib->length_dw; i += 2) {
2061 		uint32_t reg = amdgpu_ib_get_value(ib, i);
2062 		uint32_t val = amdgpu_ib_get_value(ib, i + 1);
2063 
2064 		if (reg == PACKET0(p->adev->vcn.internal.data0, 0)) {
2065 			msg_lo = val;
2066 		} else if (reg == PACKET0(p->adev->vcn.internal.data1, 0)) {
2067 			msg_hi = val;
2068 		} else if (reg == PACKET0(p->adev->vcn.internal.cmd, 0)) {
2069 			r = vcn_v1_0_validate_bo(p, job,
2070 						 ((u64)msg_hi) << 32 | msg_lo);
2071 			if (r)
2072 				return r;
2073 		}
2074 	}
2075 
2076 	return 0;
2077 }
2078 
2079 static const struct amdgpu_ring_funcs vcn_v1_0_dec_ring_vm_funcs = {
2080 	.type = AMDGPU_RING_TYPE_VCN_DEC,
2081 	.align_mask = 0xf,
2082 	.support_64bit_ptrs = false,
2083 	.no_user_fence = true,
2084 	.secure_submission_supported = true,
2085 	.get_rptr = vcn_v1_0_dec_ring_get_rptr,
2086 	.get_wptr = vcn_v1_0_dec_ring_get_wptr,
2087 	.set_wptr = vcn_v1_0_dec_ring_set_wptr,
2088 	.patch_cs_in_place = vcn_v1_0_ring_patch_cs_in_place,
2089 	.emit_frame_size =
2090 		6 + 6 + /* hdp invalidate / flush */
2091 		SOC15_FLUSH_GPU_TLB_NUM_WREG * 6 +
2092 		SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 8 +
2093 		8 + /* vcn_v1_0_dec_ring_emit_vm_flush */
2094 		14 + 14 + /* vcn_v1_0_dec_ring_emit_fence x2 vm fence */
2095 		6,
2096 	.emit_ib_size = 8, /* vcn_v1_0_dec_ring_emit_ib */
2097 	.emit_ib = vcn_v1_0_dec_ring_emit_ib,
2098 	.emit_fence = vcn_v1_0_dec_ring_emit_fence,
2099 	.emit_vm_flush = vcn_v1_0_dec_ring_emit_vm_flush,
2100 	.test_ring = amdgpu_vcn_dec_ring_test_ring,
2101 	.test_ib = amdgpu_vcn_dec_ring_test_ib,
2102 	.insert_nop = vcn_v1_0_dec_ring_insert_nop,
2103 	.insert_start = vcn_v1_0_dec_ring_insert_start,
2104 	.insert_end = vcn_v1_0_dec_ring_insert_end,
2105 	.pad_ib = amdgpu_ring_generic_pad_ib,
2106 	.begin_use = vcn_v1_0_ring_begin_use,
2107 	.end_use = vcn_v1_0_ring_end_use,
2108 	.emit_wreg = vcn_v1_0_dec_ring_emit_wreg,
2109 	.emit_reg_wait = vcn_v1_0_dec_ring_emit_reg_wait,
2110 	.emit_reg_write_reg_wait = amdgpu_ring_emit_reg_write_reg_wait_helper,
2111 };
2112 
2113 static const struct amdgpu_ring_funcs vcn_v1_0_enc_ring_vm_funcs = {
2114 	.type = AMDGPU_RING_TYPE_VCN_ENC,
2115 	.align_mask = 0x3f,
2116 	.nop = VCN_ENC_CMD_NO_OP,
2117 	.support_64bit_ptrs = false,
2118 	.no_user_fence = true,
2119 	.get_rptr = vcn_v1_0_enc_ring_get_rptr,
2120 	.get_wptr = vcn_v1_0_enc_ring_get_wptr,
2121 	.set_wptr = vcn_v1_0_enc_ring_set_wptr,
2122 	.emit_frame_size =
2123 		SOC15_FLUSH_GPU_TLB_NUM_WREG * 3 +
2124 		SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 4 +
2125 		4 + /* vcn_v1_0_enc_ring_emit_vm_flush */
2126 		5 + 5 + /* vcn_v1_0_enc_ring_emit_fence x2 vm fence */
2127 		1, /* vcn_v1_0_enc_ring_insert_end */
2128 	.emit_ib_size = 5, /* vcn_v1_0_enc_ring_emit_ib */
2129 	.emit_ib = vcn_v1_0_enc_ring_emit_ib,
2130 	.emit_fence = vcn_v1_0_enc_ring_emit_fence,
2131 	.emit_vm_flush = vcn_v1_0_enc_ring_emit_vm_flush,
2132 	.test_ring = amdgpu_vcn_enc_ring_test_ring,
2133 	.test_ib = amdgpu_vcn_enc_ring_test_ib,
2134 	.insert_nop = amdgpu_ring_insert_nop,
2135 	.insert_end = vcn_v1_0_enc_ring_insert_end,
2136 	.pad_ib = amdgpu_ring_generic_pad_ib,
2137 	.begin_use = vcn_v1_0_ring_begin_use,
2138 	.end_use = vcn_v1_0_ring_end_use,
2139 	.emit_wreg = vcn_v1_0_enc_ring_emit_wreg,
2140 	.emit_reg_wait = vcn_v1_0_enc_ring_emit_reg_wait,
2141 	.emit_reg_write_reg_wait = amdgpu_ring_emit_reg_write_reg_wait_helper,
2142 };
2143 
2144 static void vcn_v1_0_set_dec_ring_funcs(struct amdgpu_device *adev)
2145 {
2146 	adev->vcn.inst->ring_dec.funcs = &vcn_v1_0_dec_ring_vm_funcs;
2147 }
2148 
2149 static void vcn_v1_0_set_enc_ring_funcs(struct amdgpu_device *adev)
2150 {
2151 	int i;
2152 
2153 	for (i = 0; i < adev->vcn.num_enc_rings; ++i)
2154 		adev->vcn.inst->ring_enc[i].funcs = &vcn_v1_0_enc_ring_vm_funcs;
2155 }
2156 
2157 static const struct amdgpu_irq_src_funcs vcn_v1_0_irq_funcs = {
2158 	.set = vcn_v1_0_set_interrupt_state,
2159 	.process = vcn_v1_0_process_interrupt,
2160 };
2161 
2162 static void vcn_v1_0_set_irq_funcs(struct amdgpu_device *adev)
2163 {
2164 	adev->vcn.inst->irq.num_types = adev->vcn.num_enc_rings + 2;
2165 	adev->vcn.inst->irq.funcs = &vcn_v1_0_irq_funcs;
2166 }
2167 
2168 const struct amdgpu_ip_block_version vcn_v1_0_ip_block = {
2169 		.type = AMD_IP_BLOCK_TYPE_VCN,
2170 		.major = 1,
2171 		.minor = 0,
2172 		.rev = 0,
2173 		.funcs = &vcn_v1_0_ip_funcs,
2174 };
2175