xref: /openbmc/linux/drivers/gpu/drm/amd/amdgpu/vcn_v1_0.c (revision 828ff2ad)
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 #include <drm/drmP.h>
26 #include "amdgpu.h"
27 #include "amdgpu_vcn.h"
28 #include "soc15.h"
29 #include "soc15d.h"
30 #include "soc15_common.h"
31 
32 #include "vcn/vcn_1_0_offset.h"
33 #include "vcn/vcn_1_0_sh_mask.h"
34 #include "hdp/hdp_4_0_offset.h"
35 #include "mmhub/mmhub_9_1_offset.h"
36 #include "mmhub/mmhub_9_1_sh_mask.h"
37 
38 #include "ivsrcid/vcn/irqsrcs_vcn_1_0.h"
39 
40 #define mmUVD_RBC_XX_IB_REG_CHECK				0x05ab
41 #define mmUVD_RBC_XX_IB_REG_CHECK_BASE_IDX	1
42 #define mmUVD_REG_XX_MASK							0x05ac
43 #define mmUVD_REG_XX_MASK_BASE_IDX				1
44 
45 static int vcn_v1_0_stop(struct amdgpu_device *adev);
46 static void vcn_v1_0_set_dec_ring_funcs(struct amdgpu_device *adev);
47 static void vcn_v1_0_set_enc_ring_funcs(struct amdgpu_device *adev);
48 static void vcn_v1_0_set_jpeg_ring_funcs(struct amdgpu_device *adev);
49 static void vcn_v1_0_set_irq_funcs(struct amdgpu_device *adev);
50 static void vcn_v1_0_jpeg_ring_set_patch_ring(struct amdgpu_ring *ring, uint32_t ptr);
51 
52 /**
53  * vcn_v1_0_early_init - set function pointers
54  *
55  * @handle: amdgpu_device pointer
56  *
57  * Set ring and irq function pointers
58  */
59 static int vcn_v1_0_early_init(void *handle)
60 {
61 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
62 
63 	adev->vcn.num_enc_rings = 2;
64 
65 	vcn_v1_0_set_dec_ring_funcs(adev);
66 	vcn_v1_0_set_enc_ring_funcs(adev);
67 	vcn_v1_0_set_jpeg_ring_funcs(adev);
68 	vcn_v1_0_set_irq_funcs(adev);
69 
70 	return 0;
71 }
72 
73 /**
74  * vcn_v1_0_sw_init - sw init for VCN block
75  *
76  * @handle: amdgpu_device pointer
77  *
78  * Load firmware and sw initialization
79  */
80 static int vcn_v1_0_sw_init(void *handle)
81 {
82 	struct amdgpu_ring *ring;
83 	int i, r;
84 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
85 
86 	/* VCN DEC TRAP */
87 	r = amdgpu_irq_add_id(adev, SOC15_IH_CLIENTID_VCN, VCN_1_0__SRCID__UVD_SYSTEM_MESSAGE_INTERRUPT, &adev->vcn.irq);
88 	if (r)
89 		return r;
90 
91 	/* VCN ENC TRAP */
92 	for (i = 0; i < adev->vcn.num_enc_rings; ++i) {
93 		r = amdgpu_irq_add_id(adev, SOC15_IH_CLIENTID_VCN, i + VCN_1_0__SRCID__UVD_ENC_GENERAL_PURPOSE,
94 					&adev->vcn.irq);
95 		if (r)
96 			return r;
97 	}
98 
99 	/* VCN JPEG TRAP */
100 	r = amdgpu_irq_add_id(adev, SOC15_IH_CLIENTID_VCN, 126, &adev->vcn.irq);
101 	if (r)
102 		return r;
103 
104 	r = amdgpu_vcn_sw_init(adev);
105 	if (r)
106 		return r;
107 
108 	if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
109 		const struct common_firmware_header *hdr;
110 		hdr = (const struct common_firmware_header *)adev->vcn.fw->data;
111 		adev->firmware.ucode[AMDGPU_UCODE_ID_VCN].ucode_id = AMDGPU_UCODE_ID_VCN;
112 		adev->firmware.ucode[AMDGPU_UCODE_ID_VCN].fw = adev->vcn.fw;
113 		adev->firmware.fw_size +=
114 			ALIGN(le32_to_cpu(hdr->ucode_size_bytes), PAGE_SIZE);
115 		DRM_INFO("PSP loading VCN firmware\n");
116 	}
117 
118 	r = amdgpu_vcn_resume(adev);
119 	if (r)
120 		return r;
121 
122 	ring = &adev->vcn.ring_dec;
123 	sprintf(ring->name, "vcn_dec");
124 	r = amdgpu_ring_init(adev, ring, 512, &adev->vcn.irq, 0);
125 	if (r)
126 		return r;
127 
128 	for (i = 0; i < adev->vcn.num_enc_rings; ++i) {
129 		ring = &adev->vcn.ring_enc[i];
130 		sprintf(ring->name, "vcn_enc%d", i);
131 		r = amdgpu_ring_init(adev, ring, 512, &adev->vcn.irq, 0);
132 		if (r)
133 			return r;
134 	}
135 
136 	ring = &adev->vcn.ring_jpeg;
137 	sprintf(ring->name, "vcn_jpeg");
138 	r = amdgpu_ring_init(adev, ring, 512, &adev->vcn.irq, 0);
139 	if (r)
140 		return r;
141 
142 	return r;
143 }
144 
145 /**
146  * vcn_v1_0_sw_fini - sw fini for VCN block
147  *
148  * @handle: amdgpu_device pointer
149  *
150  * VCN suspend and free up sw allocation
151  */
152 static int vcn_v1_0_sw_fini(void *handle)
153 {
154 	int r;
155 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
156 
157 	r = amdgpu_vcn_suspend(adev);
158 	if (r)
159 		return r;
160 
161 	r = amdgpu_vcn_sw_fini(adev);
162 
163 	return r;
164 }
165 
166 /**
167  * vcn_v1_0_hw_init - start and test VCN block
168  *
169  * @handle: amdgpu_device pointer
170  *
171  * Initialize the hardware, boot up the VCPU and do some testing
172  */
173 static int vcn_v1_0_hw_init(void *handle)
174 {
175 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
176 	struct amdgpu_ring *ring = &adev->vcn.ring_dec;
177 	int i, r;
178 
179 	r = amdgpu_ring_test_helper(ring);
180 	if (r)
181 		goto done;
182 
183 	for (i = 0; i < adev->vcn.num_enc_rings; ++i) {
184 		ring = &adev->vcn.ring_enc[i];
185 		ring->sched.ready = true;
186 		r = amdgpu_ring_test_helper(ring);
187 		if (r)
188 			goto done;
189 	}
190 
191 	ring = &adev->vcn.ring_jpeg;
192 	r = amdgpu_ring_test_helper(ring);
193 	if (r)
194 		goto done;
195 
196 done:
197 	if (!r)
198 		DRM_INFO("VCN decode and encode initialized successfully(under %s).\n",
199 			(adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG)?"DPG Mode":"SPG Mode");
200 
201 	return r;
202 }
203 
204 /**
205  * vcn_v1_0_hw_fini - stop the hardware block
206  *
207  * @handle: amdgpu_device pointer
208  *
209  * Stop the VCN block, mark ring as not ready any more
210  */
211 static int vcn_v1_0_hw_fini(void *handle)
212 {
213 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
214 	struct amdgpu_ring *ring = &adev->vcn.ring_dec;
215 
216 	if (RREG32_SOC15(VCN, 0, mmUVD_STATUS))
217 		vcn_v1_0_stop(adev);
218 
219 	ring->sched.ready = false;
220 
221 	return 0;
222 }
223 
224 /**
225  * vcn_v1_0_suspend - suspend VCN block
226  *
227  * @handle: amdgpu_device pointer
228  *
229  * HW fini and suspend VCN block
230  */
231 static int vcn_v1_0_suspend(void *handle)
232 {
233 	int r;
234 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
235 
236 	r = vcn_v1_0_hw_fini(adev);
237 	if (r)
238 		return r;
239 
240 	r = amdgpu_vcn_suspend(adev);
241 
242 	return r;
243 }
244 
245 /**
246  * vcn_v1_0_resume - resume VCN block
247  *
248  * @handle: amdgpu_device pointer
249  *
250  * Resume firmware and hw init VCN block
251  */
252 static int vcn_v1_0_resume(void *handle)
253 {
254 	int r;
255 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
256 
257 	r = amdgpu_vcn_resume(adev);
258 	if (r)
259 		return r;
260 
261 	r = vcn_v1_0_hw_init(adev);
262 
263 	return r;
264 }
265 
266 /**
267  * vcn_v1_0_mc_resume_spg_mode - memory controller programming
268  *
269  * @adev: amdgpu_device pointer
270  *
271  * Let the VCN memory controller know it's offsets
272  */
273 static void vcn_v1_0_mc_resume_spg_mode(struct amdgpu_device *adev)
274 {
275 	uint32_t size = AMDGPU_GPU_PAGE_ALIGN(adev->vcn.fw->size + 4);
276 	uint32_t offset;
277 
278 	/* cache window 0: fw */
279 	if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
280 		WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW,
281 			     (adev->firmware.ucode[AMDGPU_UCODE_ID_VCN].tmr_mc_addr_lo));
282 		WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH,
283 			     (adev->firmware.ucode[AMDGPU_UCODE_ID_VCN].tmr_mc_addr_hi));
284 		WREG32_SOC15(UVD, 0, mmUVD_VCPU_CACHE_OFFSET0, 0);
285 		offset = 0;
286 	} else {
287 		WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW,
288 			lower_32_bits(adev->vcn.gpu_addr));
289 		WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH,
290 			upper_32_bits(adev->vcn.gpu_addr));
291 		offset = size;
292 		WREG32_SOC15(UVD, 0, mmUVD_VCPU_CACHE_OFFSET0,
293 			     AMDGPU_UVD_FIRMWARE_OFFSET >> 3);
294 	}
295 
296 	WREG32_SOC15(UVD, 0, mmUVD_VCPU_CACHE_SIZE0, size);
297 
298 	/* cache window 1: stack */
299 	WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW,
300 		     lower_32_bits(adev->vcn.gpu_addr + offset));
301 	WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH,
302 		     upper_32_bits(adev->vcn.gpu_addr + offset));
303 	WREG32_SOC15(UVD, 0, mmUVD_VCPU_CACHE_OFFSET1, 0);
304 	WREG32_SOC15(UVD, 0, mmUVD_VCPU_CACHE_SIZE1, AMDGPU_VCN_STACK_SIZE);
305 
306 	/* cache window 2: context */
307 	WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_LOW,
308 		     lower_32_bits(adev->vcn.gpu_addr + offset + AMDGPU_VCN_STACK_SIZE));
309 	WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_HIGH,
310 		     upper_32_bits(adev->vcn.gpu_addr + offset + AMDGPU_VCN_STACK_SIZE));
311 	WREG32_SOC15(UVD, 0, mmUVD_VCPU_CACHE_OFFSET2, 0);
312 	WREG32_SOC15(UVD, 0, mmUVD_VCPU_CACHE_SIZE2, AMDGPU_VCN_CONTEXT_SIZE);
313 
314 	WREG32_SOC15(UVD, 0, mmUVD_UDEC_ADDR_CONFIG,
315 			adev->gfx.config.gb_addr_config);
316 	WREG32_SOC15(UVD, 0, mmUVD_UDEC_DB_ADDR_CONFIG,
317 			adev->gfx.config.gb_addr_config);
318 	WREG32_SOC15(UVD, 0, mmUVD_UDEC_DBW_ADDR_CONFIG,
319 			adev->gfx.config.gb_addr_config);
320 	WREG32_SOC15(UVD, 0, mmUVD_UDEC_DBW_UV_ADDR_CONFIG,
321 			adev->gfx.config.gb_addr_config);
322 	WREG32_SOC15(UVD, 0, mmUVD_MIF_CURR_ADDR_CONFIG,
323 			adev->gfx.config.gb_addr_config);
324 	WREG32_SOC15(UVD, 0, mmUVD_MIF_CURR_UV_ADDR_CONFIG,
325 			adev->gfx.config.gb_addr_config);
326 	WREG32_SOC15(UVD, 0, mmUVD_MIF_RECON1_ADDR_CONFIG,
327 			adev->gfx.config.gb_addr_config);
328 	WREG32_SOC15(UVD, 0, mmUVD_MIF_RECON1_UV_ADDR_CONFIG,
329 			adev->gfx.config.gb_addr_config);
330 	WREG32_SOC15(UVD, 0, mmUVD_MIF_REF_ADDR_CONFIG,
331 			adev->gfx.config.gb_addr_config);
332 	WREG32_SOC15(UVD, 0, mmUVD_MIF_REF_UV_ADDR_CONFIG,
333 			adev->gfx.config.gb_addr_config);
334 	WREG32_SOC15(UVD, 0, mmUVD_JPEG_ADDR_CONFIG,
335 			adev->gfx.config.gb_addr_config);
336 	WREG32_SOC15(UVD, 0, mmUVD_JPEG_UV_ADDR_CONFIG,
337 			adev->gfx.config.gb_addr_config);
338 }
339 
340 static void vcn_v1_0_mc_resume_dpg_mode(struct amdgpu_device *adev)
341 {
342 	uint32_t size = AMDGPU_GPU_PAGE_ALIGN(adev->vcn.fw->size + 4);
343 	uint32_t offset;
344 
345 	/* cache window 0: fw */
346 	if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
347 		WREG32_SOC15_DPG_MODE(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW,
348 			     (adev->firmware.ucode[AMDGPU_UCODE_ID_VCN].tmr_mc_addr_lo),
349 			     0xFFFFFFFF, 0);
350 		WREG32_SOC15_DPG_MODE(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH,
351 			     (adev->firmware.ucode[AMDGPU_UCODE_ID_VCN].tmr_mc_addr_hi),
352 			     0xFFFFFFFF, 0);
353 		WREG32_SOC15_DPG_MODE(UVD, 0, mmUVD_VCPU_CACHE_OFFSET0, 0,
354 			     0xFFFFFFFF, 0);
355 		offset = 0;
356 	} else {
357 		WREG32_SOC15_DPG_MODE(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW,
358 			lower_32_bits(adev->vcn.gpu_addr), 0xFFFFFFFF, 0);
359 		WREG32_SOC15_DPG_MODE(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH,
360 			upper_32_bits(adev->vcn.gpu_addr), 0xFFFFFFFF, 0);
361 		offset = size;
362 		WREG32_SOC15_DPG_MODE(UVD, 0, mmUVD_VCPU_CACHE_OFFSET0,
363 			     AMDGPU_UVD_FIRMWARE_OFFSET >> 3, 0xFFFFFFFF, 0);
364 	}
365 
366 	WREG32_SOC15_DPG_MODE(UVD, 0, mmUVD_VCPU_CACHE_SIZE0, size, 0xFFFFFFFF, 0);
367 
368 	/* cache window 1: stack */
369 	WREG32_SOC15_DPG_MODE(UVD, 0, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW,
370 		     lower_32_bits(adev->vcn.gpu_addr + offset), 0xFFFFFFFF, 0);
371 	WREG32_SOC15_DPG_MODE(UVD, 0, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH,
372 		     upper_32_bits(adev->vcn.gpu_addr + offset), 0xFFFFFFFF, 0);
373 	WREG32_SOC15_DPG_MODE(UVD, 0, mmUVD_VCPU_CACHE_OFFSET1, 0,
374 			     0xFFFFFFFF, 0);
375 	WREG32_SOC15_DPG_MODE(UVD, 0, mmUVD_VCPU_CACHE_SIZE1, AMDGPU_VCN_STACK_SIZE,
376 			     0xFFFFFFFF, 0);
377 
378 	/* cache window 2: context */
379 	WREG32_SOC15_DPG_MODE(UVD, 0, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_LOW,
380 		     lower_32_bits(adev->vcn.gpu_addr + offset + AMDGPU_VCN_STACK_SIZE),
381 			     0xFFFFFFFF, 0);
382 	WREG32_SOC15_DPG_MODE(UVD, 0, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_HIGH,
383 		     upper_32_bits(adev->vcn.gpu_addr + offset + AMDGPU_VCN_STACK_SIZE),
384 			     0xFFFFFFFF, 0);
385 	WREG32_SOC15_DPG_MODE(UVD, 0, mmUVD_VCPU_CACHE_OFFSET2, 0, 0xFFFFFFFF, 0);
386 	WREG32_SOC15_DPG_MODE(UVD, 0, mmUVD_VCPU_CACHE_SIZE2, AMDGPU_VCN_CONTEXT_SIZE,
387 			     0xFFFFFFFF, 0);
388 
389 	/* VCN global tiling registers */
390 	WREG32_SOC15_DPG_MODE(UVD, 0, mmUVD_UDEC_ADDR_CONFIG,
391 			adev->gfx.config.gb_addr_config, 0xFFFFFFFF, 0);
392 	WREG32_SOC15_DPG_MODE(UVD, 0, mmUVD_UDEC_DB_ADDR_CONFIG,
393 			adev->gfx.config.gb_addr_config, 0xFFFFFFFF, 0);
394 	WREG32_SOC15_DPG_MODE(UVD, 0, mmUVD_UDEC_DBW_ADDR_CONFIG,
395 			adev->gfx.config.gb_addr_config, 0xFFFFFFFF, 0);
396 	WREG32_SOC15_DPG_MODE(UVD, 0, mmUVD_UDEC_DBW_UV_ADDR_CONFIG,
397 		adev->gfx.config.gb_addr_config, 0xFFFFFFFF, 0);
398 	WREG32_SOC15_DPG_MODE(UVD, 0, mmUVD_MIF_CURR_ADDR_CONFIG,
399 		adev->gfx.config.gb_addr_config, 0xFFFFFFFF, 0);
400 	WREG32_SOC15_DPG_MODE(UVD, 0, mmUVD_MIF_CURR_UV_ADDR_CONFIG,
401 		adev->gfx.config.gb_addr_config, 0xFFFFFFFF, 0);
402 	WREG32_SOC15_DPG_MODE(UVD, 0, mmUVD_MIF_RECON1_ADDR_CONFIG,
403 		adev->gfx.config.gb_addr_config, 0xFFFFFFFF, 0);
404 	WREG32_SOC15_DPG_MODE(UVD, 0, mmUVD_MIF_RECON1_UV_ADDR_CONFIG,
405 		adev->gfx.config.gb_addr_config, 0xFFFFFFFF, 0);
406 	WREG32_SOC15_DPG_MODE(UVD, 0, mmUVD_MIF_REF_ADDR_CONFIG,
407 		adev->gfx.config.gb_addr_config, 0xFFFFFFFF, 0);
408 	WREG32_SOC15_DPG_MODE(UVD, 0, mmUVD_MIF_REF_UV_ADDR_CONFIG,
409 		adev->gfx.config.gb_addr_config, 0xFFFFFFFF, 0);
410 }
411 
412 /**
413  * vcn_v1_0_disable_clock_gating - disable VCN clock gating
414  *
415  * @adev: amdgpu_device pointer
416  * @sw: enable SW clock gating
417  *
418  * Disable clock gating for VCN block
419  */
420 static void vcn_v1_0_disable_clock_gating(struct amdgpu_device *adev)
421 {
422 	uint32_t data;
423 
424 	/* JPEG disable CGC */
425 	data = RREG32_SOC15(VCN, 0, mmJPEG_CGC_CTRL);
426 
427 	if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG)
428 		data |= 1 << JPEG_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
429 	else
430 		data &= ~JPEG_CGC_CTRL__DYN_CLOCK_MODE_MASK;
431 
432 	data |= 1 << JPEG_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
433 	data |= 4 << JPEG_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
434 	WREG32_SOC15(VCN, 0, mmJPEG_CGC_CTRL, data);
435 
436 	data = RREG32_SOC15(VCN, 0, mmJPEG_CGC_GATE);
437 	data &= ~(JPEG_CGC_GATE__JPEG_MASK | JPEG_CGC_GATE__JPEG2_MASK);
438 	WREG32_SOC15(VCN, 0, mmJPEG_CGC_GATE, data);
439 
440 	/* UVD disable CGC */
441 	data = RREG32_SOC15(VCN, 0, mmUVD_CGC_CTRL);
442 	if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG)
443 		data |= 1 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
444 	else
445 		data &= ~ UVD_CGC_CTRL__DYN_CLOCK_MODE_MASK;
446 
447 	data |= 1 << UVD_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
448 	data |= 4 << UVD_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
449 	WREG32_SOC15(VCN, 0, mmUVD_CGC_CTRL, data);
450 
451 	data = RREG32_SOC15(VCN, 0, mmUVD_CGC_GATE);
452 	data &= ~(UVD_CGC_GATE__SYS_MASK
453 		| UVD_CGC_GATE__UDEC_MASK
454 		| UVD_CGC_GATE__MPEG2_MASK
455 		| UVD_CGC_GATE__REGS_MASK
456 		| UVD_CGC_GATE__RBC_MASK
457 		| UVD_CGC_GATE__LMI_MC_MASK
458 		| UVD_CGC_GATE__LMI_UMC_MASK
459 		| UVD_CGC_GATE__IDCT_MASK
460 		| UVD_CGC_GATE__MPRD_MASK
461 		| UVD_CGC_GATE__MPC_MASK
462 		| UVD_CGC_GATE__LBSI_MASK
463 		| UVD_CGC_GATE__LRBBM_MASK
464 		| UVD_CGC_GATE__UDEC_RE_MASK
465 		| UVD_CGC_GATE__UDEC_CM_MASK
466 		| UVD_CGC_GATE__UDEC_IT_MASK
467 		| UVD_CGC_GATE__UDEC_DB_MASK
468 		| UVD_CGC_GATE__UDEC_MP_MASK
469 		| UVD_CGC_GATE__WCB_MASK
470 		| UVD_CGC_GATE__VCPU_MASK
471 		| UVD_CGC_GATE__SCPU_MASK);
472 	WREG32_SOC15(VCN, 0, mmUVD_CGC_GATE, data);
473 
474 	data = RREG32_SOC15(VCN, 0, mmUVD_CGC_CTRL);
475 	data &= ~(UVD_CGC_CTRL__UDEC_RE_MODE_MASK
476 		| UVD_CGC_CTRL__UDEC_CM_MODE_MASK
477 		| UVD_CGC_CTRL__UDEC_IT_MODE_MASK
478 		| UVD_CGC_CTRL__UDEC_DB_MODE_MASK
479 		| UVD_CGC_CTRL__UDEC_MP_MODE_MASK
480 		| UVD_CGC_CTRL__SYS_MODE_MASK
481 		| UVD_CGC_CTRL__UDEC_MODE_MASK
482 		| UVD_CGC_CTRL__MPEG2_MODE_MASK
483 		| UVD_CGC_CTRL__REGS_MODE_MASK
484 		| UVD_CGC_CTRL__RBC_MODE_MASK
485 		| UVD_CGC_CTRL__LMI_MC_MODE_MASK
486 		| UVD_CGC_CTRL__LMI_UMC_MODE_MASK
487 		| UVD_CGC_CTRL__IDCT_MODE_MASK
488 		| UVD_CGC_CTRL__MPRD_MODE_MASK
489 		| UVD_CGC_CTRL__MPC_MODE_MASK
490 		| UVD_CGC_CTRL__LBSI_MODE_MASK
491 		| UVD_CGC_CTRL__LRBBM_MODE_MASK
492 		| UVD_CGC_CTRL__WCB_MODE_MASK
493 		| UVD_CGC_CTRL__VCPU_MODE_MASK
494 		| UVD_CGC_CTRL__SCPU_MODE_MASK);
495 	WREG32_SOC15(VCN, 0, mmUVD_CGC_CTRL, data);
496 
497 	/* turn on */
498 	data = RREG32_SOC15(VCN, 0, mmUVD_SUVD_CGC_GATE);
499 	data |= (UVD_SUVD_CGC_GATE__SRE_MASK
500 		| UVD_SUVD_CGC_GATE__SIT_MASK
501 		| UVD_SUVD_CGC_GATE__SMP_MASK
502 		| UVD_SUVD_CGC_GATE__SCM_MASK
503 		| UVD_SUVD_CGC_GATE__SDB_MASK
504 		| UVD_SUVD_CGC_GATE__SRE_H264_MASK
505 		| UVD_SUVD_CGC_GATE__SRE_HEVC_MASK
506 		| UVD_SUVD_CGC_GATE__SIT_H264_MASK
507 		| UVD_SUVD_CGC_GATE__SIT_HEVC_MASK
508 		| UVD_SUVD_CGC_GATE__SCM_H264_MASK
509 		| UVD_SUVD_CGC_GATE__SCM_HEVC_MASK
510 		| UVD_SUVD_CGC_GATE__SDB_H264_MASK
511 		| UVD_SUVD_CGC_GATE__SDB_HEVC_MASK
512 		| UVD_SUVD_CGC_GATE__SCLR_MASK
513 		| UVD_SUVD_CGC_GATE__UVD_SC_MASK
514 		| UVD_SUVD_CGC_GATE__ENT_MASK
515 		| UVD_SUVD_CGC_GATE__SIT_HEVC_DEC_MASK
516 		| UVD_SUVD_CGC_GATE__SIT_HEVC_ENC_MASK
517 		| UVD_SUVD_CGC_GATE__SITE_MASK
518 		| UVD_SUVD_CGC_GATE__SRE_VP9_MASK
519 		| UVD_SUVD_CGC_GATE__SCM_VP9_MASK
520 		| UVD_SUVD_CGC_GATE__SIT_VP9_DEC_MASK
521 		| UVD_SUVD_CGC_GATE__SDB_VP9_MASK
522 		| UVD_SUVD_CGC_GATE__IME_HEVC_MASK);
523 	WREG32_SOC15(VCN, 0, mmUVD_SUVD_CGC_GATE, data);
524 
525 	data = RREG32_SOC15(VCN, 0, mmUVD_SUVD_CGC_CTRL);
526 	data &= ~(UVD_SUVD_CGC_CTRL__SRE_MODE_MASK
527 		| UVD_SUVD_CGC_CTRL__SIT_MODE_MASK
528 		| UVD_SUVD_CGC_CTRL__SMP_MODE_MASK
529 		| UVD_SUVD_CGC_CTRL__SCM_MODE_MASK
530 		| UVD_SUVD_CGC_CTRL__SDB_MODE_MASK
531 		| UVD_SUVD_CGC_CTRL__SCLR_MODE_MASK
532 		| UVD_SUVD_CGC_CTRL__UVD_SC_MODE_MASK
533 		| UVD_SUVD_CGC_CTRL__ENT_MODE_MASK
534 		| UVD_SUVD_CGC_CTRL__IME_MODE_MASK
535 		| UVD_SUVD_CGC_CTRL__SITE_MODE_MASK);
536 	WREG32_SOC15(VCN, 0, mmUVD_SUVD_CGC_CTRL, data);
537 }
538 
539 /**
540  * vcn_v1_0_enable_clock_gating - enable VCN clock gating
541  *
542  * @adev: amdgpu_device pointer
543  * @sw: enable SW clock gating
544  *
545  * Enable clock gating for VCN block
546  */
547 static void vcn_v1_0_enable_clock_gating(struct amdgpu_device *adev)
548 {
549 	uint32_t data = 0;
550 
551 	/* enable JPEG CGC */
552 	data = RREG32_SOC15(VCN, 0, mmJPEG_CGC_CTRL);
553 	if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG)
554 		data |= 1 << JPEG_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
555 	else
556 		data |= 0 << JPEG_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
557 	data |= 1 << JPEG_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
558 	data |= 4 << JPEG_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
559 	WREG32_SOC15(VCN, 0, mmJPEG_CGC_CTRL, data);
560 
561 	data = RREG32_SOC15(VCN, 0, mmJPEG_CGC_GATE);
562 	data |= (JPEG_CGC_GATE__JPEG_MASK | JPEG_CGC_GATE__JPEG2_MASK);
563 	WREG32_SOC15(VCN, 0, mmJPEG_CGC_GATE, data);
564 
565 	/* enable UVD CGC */
566 	data = RREG32_SOC15(VCN, 0, mmUVD_CGC_CTRL);
567 	if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG)
568 		data |= 1 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
569 	else
570 		data |= 0 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
571 	data |= 1 << UVD_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
572 	data |= 4 << UVD_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
573 	WREG32_SOC15(VCN, 0, mmUVD_CGC_CTRL, data);
574 
575 	data = RREG32_SOC15(VCN, 0, mmUVD_CGC_CTRL);
576 	data |= (UVD_CGC_CTRL__UDEC_RE_MODE_MASK
577 		| UVD_CGC_CTRL__UDEC_CM_MODE_MASK
578 		| UVD_CGC_CTRL__UDEC_IT_MODE_MASK
579 		| UVD_CGC_CTRL__UDEC_DB_MODE_MASK
580 		| UVD_CGC_CTRL__UDEC_MP_MODE_MASK
581 		| UVD_CGC_CTRL__SYS_MODE_MASK
582 		| UVD_CGC_CTRL__UDEC_MODE_MASK
583 		| UVD_CGC_CTRL__MPEG2_MODE_MASK
584 		| UVD_CGC_CTRL__REGS_MODE_MASK
585 		| UVD_CGC_CTRL__RBC_MODE_MASK
586 		| UVD_CGC_CTRL__LMI_MC_MODE_MASK
587 		| UVD_CGC_CTRL__LMI_UMC_MODE_MASK
588 		| UVD_CGC_CTRL__IDCT_MODE_MASK
589 		| UVD_CGC_CTRL__MPRD_MODE_MASK
590 		| UVD_CGC_CTRL__MPC_MODE_MASK
591 		| UVD_CGC_CTRL__LBSI_MODE_MASK
592 		| UVD_CGC_CTRL__LRBBM_MODE_MASK
593 		| UVD_CGC_CTRL__WCB_MODE_MASK
594 		| UVD_CGC_CTRL__VCPU_MODE_MASK
595 		| UVD_CGC_CTRL__SCPU_MODE_MASK);
596 	WREG32_SOC15(VCN, 0, mmUVD_CGC_CTRL, data);
597 
598 	data = RREG32_SOC15(VCN, 0, mmUVD_SUVD_CGC_CTRL);
599 	data |= (UVD_SUVD_CGC_CTRL__SRE_MODE_MASK
600 		| UVD_SUVD_CGC_CTRL__SIT_MODE_MASK
601 		| UVD_SUVD_CGC_CTRL__SMP_MODE_MASK
602 		| UVD_SUVD_CGC_CTRL__SCM_MODE_MASK
603 		| UVD_SUVD_CGC_CTRL__SDB_MODE_MASK
604 		| UVD_SUVD_CGC_CTRL__SCLR_MODE_MASK
605 		| UVD_SUVD_CGC_CTRL__UVD_SC_MODE_MASK
606 		| UVD_SUVD_CGC_CTRL__ENT_MODE_MASK
607 		| UVD_SUVD_CGC_CTRL__IME_MODE_MASK
608 		| UVD_SUVD_CGC_CTRL__SITE_MODE_MASK);
609 	WREG32_SOC15(VCN, 0, mmUVD_SUVD_CGC_CTRL, data);
610 }
611 
612 static void vcn_v1_0_clock_gating_dpg_mode(struct amdgpu_device *adev, uint8_t sram_sel)
613 {
614 	uint32_t reg_data = 0;
615 
616 	/* disable JPEG CGC */
617 	if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG)
618 		reg_data = 1 << JPEG_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
619 	else
620 		reg_data = 0 << JPEG_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
621 	reg_data |= 1 << JPEG_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
622 	reg_data |= 4 << JPEG_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
623 	WREG32_SOC15_DPG_MODE(UVD, 0, mmJPEG_CGC_CTRL, reg_data, 0xFFFFFFFF, sram_sel);
624 
625 	WREG32_SOC15_DPG_MODE(UVD, 0, mmJPEG_CGC_GATE, 0, 0xFFFFFFFF, sram_sel);
626 
627 	/* enable sw clock gating control */
628 	if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG)
629 		reg_data = 1 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
630 	else
631 		reg_data = 0 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
632 	reg_data |= 1 << UVD_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
633 	reg_data |= 4 << UVD_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
634 	reg_data &= ~(UVD_CGC_CTRL__UDEC_RE_MODE_MASK |
635 		 UVD_CGC_CTRL__UDEC_CM_MODE_MASK |
636 		 UVD_CGC_CTRL__UDEC_IT_MODE_MASK |
637 		 UVD_CGC_CTRL__UDEC_DB_MODE_MASK |
638 		 UVD_CGC_CTRL__UDEC_MP_MODE_MASK |
639 		 UVD_CGC_CTRL__SYS_MODE_MASK |
640 		 UVD_CGC_CTRL__UDEC_MODE_MASK |
641 		 UVD_CGC_CTRL__MPEG2_MODE_MASK |
642 		 UVD_CGC_CTRL__REGS_MODE_MASK |
643 		 UVD_CGC_CTRL__RBC_MODE_MASK |
644 		 UVD_CGC_CTRL__LMI_MC_MODE_MASK |
645 		 UVD_CGC_CTRL__LMI_UMC_MODE_MASK |
646 		 UVD_CGC_CTRL__IDCT_MODE_MASK |
647 		 UVD_CGC_CTRL__MPRD_MODE_MASK |
648 		 UVD_CGC_CTRL__MPC_MODE_MASK |
649 		 UVD_CGC_CTRL__LBSI_MODE_MASK |
650 		 UVD_CGC_CTRL__LRBBM_MODE_MASK |
651 		 UVD_CGC_CTRL__WCB_MODE_MASK |
652 		 UVD_CGC_CTRL__VCPU_MODE_MASK |
653 		 UVD_CGC_CTRL__SCPU_MODE_MASK);
654 	WREG32_SOC15_DPG_MODE(UVD, 0, mmUVD_CGC_CTRL, reg_data, 0xFFFFFFFF, sram_sel);
655 
656 	/* turn off clock gating */
657 	WREG32_SOC15_DPG_MODE(UVD, 0, mmUVD_CGC_GATE, 0, 0xFFFFFFFF, sram_sel);
658 
659 	/* turn on SUVD clock gating */
660 	WREG32_SOC15_DPG_MODE(UVD, 0, mmUVD_SUVD_CGC_GATE, 1, 0xFFFFFFFF, sram_sel);
661 
662 	/* turn on sw mode in UVD_SUVD_CGC_CTRL */
663 	WREG32_SOC15_DPG_MODE(UVD, 0, mmUVD_SUVD_CGC_CTRL, 0, 0xFFFFFFFF, sram_sel);
664 }
665 
666 static void vcn_1_0_disable_static_power_gating(struct amdgpu_device *adev)
667 {
668 	uint32_t data = 0;
669 	int ret;
670 
671 	if (adev->pg_flags & AMD_PG_SUPPORT_VCN) {
672 		data = (1 << UVD_PGFSM_CONFIG__UVDM_PWR_CONFIG__SHIFT
673 			| 1 << UVD_PGFSM_CONFIG__UVDU_PWR_CONFIG__SHIFT
674 			| 2 << UVD_PGFSM_CONFIG__UVDF_PWR_CONFIG__SHIFT
675 			| 2 << UVD_PGFSM_CONFIG__UVDC_PWR_CONFIG__SHIFT
676 			| 2 << UVD_PGFSM_CONFIG__UVDB_PWR_CONFIG__SHIFT
677 			| 2 << UVD_PGFSM_CONFIG__UVDIL_PWR_CONFIG__SHIFT
678 			| 2 << UVD_PGFSM_CONFIG__UVDIR_PWR_CONFIG__SHIFT
679 			| 2 << UVD_PGFSM_CONFIG__UVDTD_PWR_CONFIG__SHIFT
680 			| 2 << UVD_PGFSM_CONFIG__UVDTE_PWR_CONFIG__SHIFT
681 			| 2 << UVD_PGFSM_CONFIG__UVDE_PWR_CONFIG__SHIFT
682 			| 2 << UVD_PGFSM_CONFIG__UVDW_PWR_CONFIG__SHIFT);
683 
684 		WREG32_SOC15(VCN, 0, mmUVD_PGFSM_CONFIG, data);
685 		SOC15_WAIT_ON_RREG(VCN, 0, mmUVD_PGFSM_STATUS, UVD_PGFSM_STATUS__UVDM_UVDU_PWR_ON, 0xFFFFFF, ret);
686 	} else {
687 		data = (1 << UVD_PGFSM_CONFIG__UVDM_PWR_CONFIG__SHIFT
688 			| 1 << UVD_PGFSM_CONFIG__UVDU_PWR_CONFIG__SHIFT
689 			| 1 << UVD_PGFSM_CONFIG__UVDF_PWR_CONFIG__SHIFT
690 			| 1 << UVD_PGFSM_CONFIG__UVDC_PWR_CONFIG__SHIFT
691 			| 1 << UVD_PGFSM_CONFIG__UVDB_PWR_CONFIG__SHIFT
692 			| 1 << UVD_PGFSM_CONFIG__UVDIL_PWR_CONFIG__SHIFT
693 			| 1 << UVD_PGFSM_CONFIG__UVDIR_PWR_CONFIG__SHIFT
694 			| 1 << UVD_PGFSM_CONFIG__UVDTD_PWR_CONFIG__SHIFT
695 			| 1 << UVD_PGFSM_CONFIG__UVDTE_PWR_CONFIG__SHIFT
696 			| 1 << UVD_PGFSM_CONFIG__UVDE_PWR_CONFIG__SHIFT
697 			| 1 << UVD_PGFSM_CONFIG__UVDW_PWR_CONFIG__SHIFT);
698 		WREG32_SOC15(VCN, 0, mmUVD_PGFSM_CONFIG, data);
699 		SOC15_WAIT_ON_RREG(VCN, 0, mmUVD_PGFSM_STATUS, 0,  0xFFFFFFFF, ret);
700 	}
701 
702 	/* polling UVD_PGFSM_STATUS to confirm UVDM_PWR_STATUS , UVDU_PWR_STATUS are 0 (power on) */
703 
704 	data = RREG32_SOC15(VCN, 0, mmUVD_POWER_STATUS);
705 	data &= ~0x103;
706 	if (adev->pg_flags & AMD_PG_SUPPORT_VCN)
707 		data |= UVD_PGFSM_CONFIG__UVDM_UVDU_PWR_ON | UVD_POWER_STATUS__UVD_PG_EN_MASK;
708 
709 	WREG32_SOC15(VCN, 0, mmUVD_POWER_STATUS, data);
710 }
711 
712 static void vcn_1_0_enable_static_power_gating(struct amdgpu_device *adev)
713 {
714 	uint32_t data = 0;
715 	int ret;
716 
717 	if (adev->pg_flags & AMD_PG_SUPPORT_VCN) {
718 		/* Before power off, this indicator has to be turned on */
719 		data = RREG32_SOC15(VCN, 0, mmUVD_POWER_STATUS);
720 		data &= ~UVD_POWER_STATUS__UVD_POWER_STATUS_MASK;
721 		data |= UVD_POWER_STATUS__UVD_POWER_STATUS_TILES_OFF;
722 		WREG32_SOC15(VCN, 0, mmUVD_POWER_STATUS, data);
723 
724 
725 		data = (2 << UVD_PGFSM_CONFIG__UVDM_PWR_CONFIG__SHIFT
726 			| 2 << UVD_PGFSM_CONFIG__UVDU_PWR_CONFIG__SHIFT
727 			| 2 << UVD_PGFSM_CONFIG__UVDF_PWR_CONFIG__SHIFT
728 			| 2 << UVD_PGFSM_CONFIG__UVDC_PWR_CONFIG__SHIFT
729 			| 2 << UVD_PGFSM_CONFIG__UVDB_PWR_CONFIG__SHIFT
730 			| 2 << UVD_PGFSM_CONFIG__UVDIL_PWR_CONFIG__SHIFT
731 			| 2 << UVD_PGFSM_CONFIG__UVDIR_PWR_CONFIG__SHIFT
732 			| 2 << UVD_PGFSM_CONFIG__UVDTD_PWR_CONFIG__SHIFT
733 			| 2 << UVD_PGFSM_CONFIG__UVDTE_PWR_CONFIG__SHIFT
734 			| 2 << UVD_PGFSM_CONFIG__UVDE_PWR_CONFIG__SHIFT
735 			| 2 << UVD_PGFSM_CONFIG__UVDW_PWR_CONFIG__SHIFT);
736 
737 		WREG32_SOC15(VCN, 0, mmUVD_PGFSM_CONFIG, data);
738 
739 		data = (2 << UVD_PGFSM_STATUS__UVDM_PWR_STATUS__SHIFT
740 			| 2 << UVD_PGFSM_STATUS__UVDU_PWR_STATUS__SHIFT
741 			| 2 << UVD_PGFSM_STATUS__UVDF_PWR_STATUS__SHIFT
742 			| 2 << UVD_PGFSM_STATUS__UVDC_PWR_STATUS__SHIFT
743 			| 2 << UVD_PGFSM_STATUS__UVDB_PWR_STATUS__SHIFT
744 			| 2 << UVD_PGFSM_STATUS__UVDIL_PWR_STATUS__SHIFT
745 			| 2 << UVD_PGFSM_STATUS__UVDIR_PWR_STATUS__SHIFT
746 			| 2 << UVD_PGFSM_STATUS__UVDTD_PWR_STATUS__SHIFT
747 			| 2 << UVD_PGFSM_STATUS__UVDTE_PWR_STATUS__SHIFT
748 			| 2 << UVD_PGFSM_STATUS__UVDE_PWR_STATUS__SHIFT
749 			| 2 << UVD_PGFSM_STATUS__UVDW_PWR_STATUS__SHIFT);
750 		SOC15_WAIT_ON_RREG(VCN, 0, mmUVD_PGFSM_STATUS, data, 0xFFFFFFFF, ret);
751 	}
752 }
753 
754 /**
755  * vcn_v1_0_start - start VCN block
756  *
757  * @adev: amdgpu_device pointer
758  *
759  * Setup and start the VCN block
760  */
761 static int vcn_v1_0_start_spg_mode(struct amdgpu_device *adev)
762 {
763 	struct amdgpu_ring *ring = &adev->vcn.ring_dec;
764 	uint32_t rb_bufsz, tmp;
765 	uint32_t lmi_swap_cntl;
766 	int i, j, r;
767 
768 	/* disable byte swapping */
769 	lmi_swap_cntl = 0;
770 
771 	vcn_1_0_disable_static_power_gating(adev);
772 
773 	tmp = RREG32_SOC15(UVD, 0, mmUVD_STATUS) | UVD_STATUS__UVD_BUSY;
774 	WREG32_SOC15(UVD, 0, mmUVD_STATUS, tmp);
775 
776 	/* disable clock gating */
777 	vcn_v1_0_disable_clock_gating(adev);
778 
779 	/* disable interupt */
780 	WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_MASTINT_EN), 0,
781 			~UVD_MASTINT_EN__VCPU_EN_MASK);
782 
783 	/* initialize VCN memory controller */
784 	tmp = RREG32_SOC15(UVD, 0, mmUVD_LMI_CTRL);
785 	WREG32_SOC15(UVD, 0, mmUVD_LMI_CTRL, tmp		|
786 		UVD_LMI_CTRL__WRITE_CLEAN_TIMER_EN_MASK	|
787 		UVD_LMI_CTRL__MASK_MC_URGENT_MASK			|
788 		UVD_LMI_CTRL__DATA_COHERENCY_EN_MASK		|
789 		UVD_LMI_CTRL__VCPU_DATA_COHERENCY_EN_MASK);
790 
791 #ifdef __BIG_ENDIAN
792 	/* swap (8 in 32) RB and IB */
793 	lmi_swap_cntl = 0xa;
794 #endif
795 	WREG32_SOC15(UVD, 0, mmUVD_LMI_SWAP_CNTL, lmi_swap_cntl);
796 
797 	tmp = RREG32_SOC15(UVD, 0, mmUVD_MPC_CNTL);
798 	tmp &= ~UVD_MPC_CNTL__REPLACEMENT_MODE_MASK;
799 	tmp |= 0x2 << UVD_MPC_CNTL__REPLACEMENT_MODE__SHIFT;
800 	WREG32_SOC15(UVD, 0, mmUVD_MPC_CNTL, tmp);
801 
802 	WREG32_SOC15(UVD, 0, mmUVD_MPC_SET_MUXA0,
803 		((0x1 << UVD_MPC_SET_MUXA0__VARA_1__SHIFT) |
804 		(0x2 << UVD_MPC_SET_MUXA0__VARA_2__SHIFT) |
805 		(0x3 << UVD_MPC_SET_MUXA0__VARA_3__SHIFT) |
806 		(0x4 << UVD_MPC_SET_MUXA0__VARA_4__SHIFT)));
807 
808 	WREG32_SOC15(UVD, 0, mmUVD_MPC_SET_MUXB0,
809 		((0x1 << UVD_MPC_SET_MUXB0__VARB_1__SHIFT) |
810 		(0x2 << UVD_MPC_SET_MUXB0__VARB_2__SHIFT) |
811 		(0x3 << UVD_MPC_SET_MUXB0__VARB_3__SHIFT) |
812 		(0x4 << UVD_MPC_SET_MUXB0__VARB_4__SHIFT)));
813 
814 	WREG32_SOC15(UVD, 0, mmUVD_MPC_SET_MUX,
815 		((0x0 << UVD_MPC_SET_MUX__SET_0__SHIFT) |
816 		(0x1 << UVD_MPC_SET_MUX__SET_1__SHIFT) |
817 		(0x2 << UVD_MPC_SET_MUX__SET_2__SHIFT)));
818 
819 	vcn_v1_0_mc_resume_spg_mode(adev);
820 
821 	WREG32_SOC15(UVD, 0, mmUVD_REG_XX_MASK, 0x10);
822 	WREG32_SOC15(UVD, 0, mmUVD_RBC_XX_IB_REG_CHECK,
823 		RREG32_SOC15(UVD, 0, mmUVD_RBC_XX_IB_REG_CHECK) | 0x3);
824 
825 	/* enable VCPU clock */
826 	WREG32_SOC15(UVD, 0, mmUVD_VCPU_CNTL, UVD_VCPU_CNTL__CLK_EN_MASK);
827 
828 	/* boot up the VCPU */
829 	WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_SOFT_RESET), 0,
830 			~UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK);
831 
832 	/* enable UMC */
833 	WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_CTRL2), 0,
834 			~UVD_LMI_CTRL2__STALL_ARB_UMC_MASK);
835 
836 	tmp = RREG32_SOC15(UVD, 0, mmUVD_SOFT_RESET);
837 	tmp &= ~UVD_SOFT_RESET__LMI_SOFT_RESET_MASK;
838 	tmp &= ~UVD_SOFT_RESET__LMI_UMC_SOFT_RESET_MASK;
839 	WREG32_SOC15(UVD, 0, mmUVD_SOFT_RESET, tmp);
840 
841 	for (i = 0; i < 10; ++i) {
842 		uint32_t status;
843 
844 		for (j = 0; j < 100; ++j) {
845 			status = RREG32_SOC15(UVD, 0, mmUVD_STATUS);
846 			if (status & UVD_STATUS__IDLE)
847 				break;
848 			mdelay(10);
849 		}
850 		r = 0;
851 		if (status & UVD_STATUS__IDLE)
852 			break;
853 
854 		DRM_ERROR("VCN decode not responding, trying to reset the VCPU!!!\n");
855 		WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_SOFT_RESET),
856 				UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK,
857 				~UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK);
858 		mdelay(10);
859 		WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_SOFT_RESET), 0,
860 				~UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK);
861 		mdelay(10);
862 		r = -1;
863 	}
864 
865 	if (r) {
866 		DRM_ERROR("VCN decode not responding, giving up!!!\n");
867 		return r;
868 	}
869 	/* enable master interrupt */
870 	WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_MASTINT_EN),
871 		UVD_MASTINT_EN__VCPU_EN_MASK, ~UVD_MASTINT_EN__VCPU_EN_MASK);
872 
873 	/* enable system interrupt for JRBC, TODO: move to set interrupt*/
874 	WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_SYS_INT_EN),
875 		UVD_SYS_INT_EN__UVD_JRBC_EN_MASK,
876 		~UVD_SYS_INT_EN__UVD_JRBC_EN_MASK);
877 
878 	/* clear the busy bit of UVD_STATUS */
879 	tmp = RREG32_SOC15(UVD, 0, mmUVD_STATUS) & ~UVD_STATUS__UVD_BUSY;
880 	WREG32_SOC15(UVD, 0, mmUVD_STATUS, tmp);
881 
882 	/* force RBC into idle state */
883 	rb_bufsz = order_base_2(ring->ring_size);
884 	tmp = REG_SET_FIELD(0, UVD_RBC_RB_CNTL, RB_BUFSZ, rb_bufsz);
885 	tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_BLKSZ, 1);
886 	tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_FETCH, 1);
887 	tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_UPDATE, 1);
888 	tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_RPTR_WR_EN, 1);
889 	WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_CNTL, tmp);
890 
891 	/* set the write pointer delay */
892 	WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR_CNTL, 0);
893 
894 	/* set the wb address */
895 	WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_RPTR_ADDR,
896 			(upper_32_bits(ring->gpu_addr) >> 2));
897 
898 	/* programm the RB_BASE for ring buffer */
899 	WREG32_SOC15(UVD, 0, mmUVD_LMI_RBC_RB_64BIT_BAR_LOW,
900 			lower_32_bits(ring->gpu_addr));
901 	WREG32_SOC15(UVD, 0, mmUVD_LMI_RBC_RB_64BIT_BAR_HIGH,
902 			upper_32_bits(ring->gpu_addr));
903 
904 	/* Initialize the ring buffer's read and write pointers */
905 	WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_RPTR, 0);
906 
907 	WREG32_SOC15(UVD, 0, mmUVD_SCRATCH2, 0);
908 
909 	ring->wptr = RREG32_SOC15(UVD, 0, mmUVD_RBC_RB_RPTR);
910 	WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR,
911 			lower_32_bits(ring->wptr));
912 
913 	WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_RBC_RB_CNTL), 0,
914 			~UVD_RBC_RB_CNTL__RB_NO_FETCH_MASK);
915 
916 	ring = &adev->vcn.ring_enc[0];
917 	WREG32_SOC15(UVD, 0, mmUVD_RB_RPTR, lower_32_bits(ring->wptr));
918 	WREG32_SOC15(UVD, 0, mmUVD_RB_WPTR, lower_32_bits(ring->wptr));
919 	WREG32_SOC15(UVD, 0, mmUVD_RB_BASE_LO, ring->gpu_addr);
920 	WREG32_SOC15(UVD, 0, mmUVD_RB_BASE_HI, upper_32_bits(ring->gpu_addr));
921 	WREG32_SOC15(UVD, 0, mmUVD_RB_SIZE, ring->ring_size / 4);
922 
923 	ring = &adev->vcn.ring_enc[1];
924 	WREG32_SOC15(UVD, 0, mmUVD_RB_RPTR2, lower_32_bits(ring->wptr));
925 	WREG32_SOC15(UVD, 0, mmUVD_RB_WPTR2, lower_32_bits(ring->wptr));
926 	WREG32_SOC15(UVD, 0, mmUVD_RB_BASE_LO2, ring->gpu_addr);
927 	WREG32_SOC15(UVD, 0, mmUVD_RB_BASE_HI2, upper_32_bits(ring->gpu_addr));
928 	WREG32_SOC15(UVD, 0, mmUVD_RB_SIZE2, ring->ring_size / 4);
929 
930 	ring = &adev->vcn.ring_jpeg;
931 	WREG32_SOC15(UVD, 0, mmUVD_LMI_JRBC_RB_VMID, 0);
932 	WREG32_SOC15(UVD, 0, mmUVD_JRBC_RB_CNTL, UVD_JRBC_RB_CNTL__RB_NO_FETCH_MASK |
933 			UVD_JRBC_RB_CNTL__RB_RPTR_WR_EN_MASK);
934 	WREG32_SOC15(UVD, 0, mmUVD_LMI_JRBC_RB_64BIT_BAR_LOW, lower_32_bits(ring->gpu_addr));
935 	WREG32_SOC15(UVD, 0, mmUVD_LMI_JRBC_RB_64BIT_BAR_HIGH, upper_32_bits(ring->gpu_addr));
936 	WREG32_SOC15(UVD, 0, mmUVD_JRBC_RB_RPTR, 0);
937 	WREG32_SOC15(UVD, 0, mmUVD_JRBC_RB_WPTR, 0);
938 	WREG32_SOC15(UVD, 0, mmUVD_JRBC_RB_CNTL, UVD_JRBC_RB_CNTL__RB_RPTR_WR_EN_MASK);
939 
940 	/* initialize wptr */
941 	ring->wptr = RREG32_SOC15(UVD, 0, mmUVD_JRBC_RB_WPTR);
942 
943 	/* copy patch commands to the jpeg ring */
944 	vcn_v1_0_jpeg_ring_set_patch_ring(ring,
945 		(ring->wptr + ring->max_dw * amdgpu_sched_hw_submission));
946 
947 	return 0;
948 }
949 
950 static int vcn_v1_0_start_dpg_mode(struct amdgpu_device *adev)
951 {
952 	struct amdgpu_ring *ring = &adev->vcn.ring_dec;
953 	uint32_t rb_bufsz, tmp;
954 	uint32_t lmi_swap_cntl;
955 
956 	/* disable byte swapping */
957 	lmi_swap_cntl = 0;
958 
959 	vcn_1_0_enable_static_power_gating(adev);
960 
961 	/* enable dynamic power gating mode */
962 	tmp = RREG32_SOC15(UVD, 0, mmUVD_POWER_STATUS);
963 	tmp |= UVD_POWER_STATUS__UVD_PG_MODE_MASK;
964 	tmp |= UVD_POWER_STATUS__UVD_PG_EN_MASK;
965 	WREG32_SOC15(UVD, 0, mmUVD_POWER_STATUS, tmp);
966 
967 	/* enable clock gating */
968 	vcn_v1_0_clock_gating_dpg_mode(adev, 0);
969 
970 	/* enable VCPU clock */
971 	tmp = (0xFF << UVD_VCPU_CNTL__PRB_TIMEOUT_VAL__SHIFT);
972 	tmp |= UVD_VCPU_CNTL__CLK_EN_MASK;
973 	tmp |= UVD_VCPU_CNTL__MIF_WR_LOW_THRESHOLD_BP_MASK;
974 	WREG32_SOC15_DPG_MODE(UVD, 0, mmUVD_VCPU_CNTL, tmp, 0xFFFFFFFF, 0);
975 
976 	/* disable interupt */
977 	WREG32_SOC15_DPG_MODE(UVD, 0, mmUVD_MASTINT_EN,
978 			0, UVD_MASTINT_EN__VCPU_EN_MASK, 0);
979 
980 	/* initialize VCN memory controller */
981 	WREG32_SOC15_DPG_MODE(UVD, 0, mmUVD_LMI_CTRL,
982 		(8 << UVD_LMI_CTRL__WRITE_CLEAN_TIMER__SHIFT) |
983 		UVD_LMI_CTRL__WRITE_CLEAN_TIMER_EN_MASK |
984 		UVD_LMI_CTRL__DATA_COHERENCY_EN_MASK |
985 		UVD_LMI_CTRL__VCPU_DATA_COHERENCY_EN_MASK |
986 		UVD_LMI_CTRL__REQ_MODE_MASK |
987 		UVD_LMI_CTRL__CRC_RESET_MASK |
988 		UVD_LMI_CTRL__MASK_MC_URGENT_MASK |
989 		0x00100000L, 0xFFFFFFFF, 0);
990 
991 #ifdef __BIG_ENDIAN
992 	/* swap (8 in 32) RB and IB */
993 	lmi_swap_cntl = 0xa;
994 #endif
995 	WREG32_SOC15_DPG_MODE(UVD, 0, mmUVD_LMI_SWAP_CNTL, lmi_swap_cntl, 0xFFFFFFFF, 0);
996 
997 	WREG32_SOC15_DPG_MODE(UVD, 0, mmUVD_MPC_CNTL,
998 		0x2 << UVD_MPC_CNTL__REPLACEMENT_MODE__SHIFT, 0xFFFFFFFF, 0);
999 
1000 	WREG32_SOC15_DPG_MODE(UVD, 0, mmUVD_MPC_SET_MUXA0,
1001 		((0x1 << UVD_MPC_SET_MUXA0__VARA_1__SHIFT) |
1002 		 (0x2 << UVD_MPC_SET_MUXA0__VARA_2__SHIFT) |
1003 		 (0x3 << UVD_MPC_SET_MUXA0__VARA_3__SHIFT) |
1004 		 (0x4 << UVD_MPC_SET_MUXA0__VARA_4__SHIFT)), 0xFFFFFFFF, 0);
1005 
1006 	WREG32_SOC15_DPG_MODE(UVD, 0, mmUVD_MPC_SET_MUXB0,
1007 		((0x1 << UVD_MPC_SET_MUXB0__VARB_1__SHIFT) |
1008 		 (0x2 << UVD_MPC_SET_MUXB0__VARB_2__SHIFT) |
1009 		 (0x3 << UVD_MPC_SET_MUXB0__VARB_3__SHIFT) |
1010 		 (0x4 << UVD_MPC_SET_MUXB0__VARB_4__SHIFT)), 0xFFFFFFFF, 0);
1011 
1012 	WREG32_SOC15_DPG_MODE(UVD, 0, mmUVD_MPC_SET_MUX,
1013 		((0x0 << UVD_MPC_SET_MUX__SET_0__SHIFT) |
1014 		 (0x1 << UVD_MPC_SET_MUX__SET_1__SHIFT) |
1015 		 (0x2 << UVD_MPC_SET_MUX__SET_2__SHIFT)), 0xFFFFFFFF, 0);
1016 
1017 	vcn_v1_0_mc_resume_dpg_mode(adev);
1018 
1019 	WREG32_SOC15_DPG_MODE(UVD, 0, mmUVD_REG_XX_MASK, 0x10, 0xFFFFFFFF, 0);
1020 	WREG32_SOC15_DPG_MODE(UVD, 0, mmUVD_RBC_XX_IB_REG_CHECK, 0x3, 0xFFFFFFFF, 0);
1021 
1022 	/* boot up the VCPU */
1023 	WREG32_SOC15_DPG_MODE(UVD, 0, mmUVD_SOFT_RESET, 0, 0xFFFFFFFF, 0);
1024 
1025 	/* enable UMC */
1026 	WREG32_SOC15_DPG_MODE(UVD, 0, mmUVD_LMI_CTRL2,
1027 		0x1F << UVD_LMI_CTRL2__RE_OFLD_MIF_WR_REQ_NUM__SHIFT,
1028 		0xFFFFFFFF, 0);
1029 
1030 	/* enable master interrupt */
1031 	WREG32_SOC15_DPG_MODE(UVD, 0, mmUVD_MASTINT_EN,
1032 			UVD_MASTINT_EN__VCPU_EN_MASK, UVD_MASTINT_EN__VCPU_EN_MASK, 0);
1033 
1034 	vcn_v1_0_clock_gating_dpg_mode(adev, 1);
1035 	/* setup mmUVD_LMI_CTRL */
1036 	WREG32_SOC15_DPG_MODE(UVD, 0, mmUVD_LMI_CTRL,
1037 		(8 << UVD_LMI_CTRL__WRITE_CLEAN_TIMER__SHIFT) |
1038 		UVD_LMI_CTRL__WRITE_CLEAN_TIMER_EN_MASK |
1039 		UVD_LMI_CTRL__DATA_COHERENCY_EN_MASK |
1040 		UVD_LMI_CTRL__VCPU_DATA_COHERENCY_EN_MASK |
1041 		UVD_LMI_CTRL__REQ_MODE_MASK |
1042 		UVD_LMI_CTRL__CRC_RESET_MASK |
1043 		UVD_LMI_CTRL__MASK_MC_URGENT_MASK |
1044 		0x00100000L, 0xFFFFFFFF, 1);
1045 
1046 	tmp = adev->gfx.config.gb_addr_config;
1047 	/* setup VCN global tiling registers */
1048 	WREG32_SOC15_DPG_MODE(UVD, 0, mmUVD_JPEG_ADDR_CONFIG, tmp, 0xFFFFFFFF, 1);
1049 	WREG32_SOC15_DPG_MODE(UVD, 0, mmUVD_JPEG_UV_ADDR_CONFIG, tmp, 0xFFFFFFFF, 1);
1050 
1051 	/* enable System Interrupt for JRBC */
1052 	WREG32_SOC15_DPG_MODE(UVD, 0, mmUVD_SYS_INT_EN,
1053 									UVD_SYS_INT_EN__UVD_JRBC_EN_MASK, 0xFFFFFFFF, 1);
1054 
1055 	/* force RBC into idle state */
1056 	rb_bufsz = order_base_2(ring->ring_size);
1057 	tmp = REG_SET_FIELD(0, UVD_RBC_RB_CNTL, RB_BUFSZ, rb_bufsz);
1058 	tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_BLKSZ, 1);
1059 	tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_FETCH, 1);
1060 	tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_UPDATE, 1);
1061 	tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_RPTR_WR_EN, 1);
1062 	WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_CNTL, tmp);
1063 
1064 	/* set the write pointer delay */
1065 	WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR_CNTL, 0);
1066 
1067 	/* set the wb address */
1068 	WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_RPTR_ADDR,
1069 								(upper_32_bits(ring->gpu_addr) >> 2));
1070 
1071 	/* programm the RB_BASE for ring buffer */
1072 	WREG32_SOC15(UVD, 0, mmUVD_LMI_RBC_RB_64BIT_BAR_LOW,
1073 								lower_32_bits(ring->gpu_addr));
1074 	WREG32_SOC15(UVD, 0, mmUVD_LMI_RBC_RB_64BIT_BAR_HIGH,
1075 								upper_32_bits(ring->gpu_addr));
1076 
1077 	/* Initialize the ring buffer's read and write pointers */
1078 	WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_RPTR, 0);
1079 
1080 	WREG32_SOC15(UVD, 0, mmUVD_SCRATCH2, 0);
1081 
1082 	ring->wptr = RREG32_SOC15(UVD, 0, mmUVD_RBC_RB_RPTR);
1083 	WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR,
1084 								lower_32_bits(ring->wptr));
1085 
1086 	WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_RBC_RB_CNTL), 0,
1087 			~UVD_RBC_RB_CNTL__RB_NO_FETCH_MASK);
1088 
1089 	/* initialize wptr */
1090 	ring->wptr = RREG32_SOC15(UVD, 0, mmUVD_JRBC_RB_WPTR);
1091 
1092 	/* copy patch commands to the jpeg ring */
1093 	vcn_v1_0_jpeg_ring_set_patch_ring(ring,
1094 		(ring->wptr + ring->max_dw * amdgpu_sched_hw_submission));
1095 
1096 	return 0;
1097 }
1098 
1099 static int vcn_v1_0_start(struct amdgpu_device *adev)
1100 {
1101 	int r;
1102 
1103 	if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG)
1104 		r = vcn_v1_0_start_dpg_mode(adev);
1105 	else
1106 		r = vcn_v1_0_start_spg_mode(adev);
1107 	return r;
1108 }
1109 
1110 /**
1111  * vcn_v1_0_stop - stop VCN block
1112  *
1113  * @adev: amdgpu_device pointer
1114  *
1115  * stop the VCN block
1116  */
1117 static int vcn_v1_0_stop_spg_mode(struct amdgpu_device *adev)
1118 {
1119 	int ret_code, tmp;
1120 
1121 	SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_STATUS, UVD_STATUS__IDLE, 0x7, ret_code);
1122 
1123 	tmp = UVD_LMI_STATUS__VCPU_LMI_WRITE_CLEAN_MASK |
1124 		UVD_LMI_STATUS__READ_CLEAN_MASK |
1125 		UVD_LMI_STATUS__WRITE_CLEAN_MASK |
1126 		UVD_LMI_STATUS__WRITE_CLEAN_RAW_MASK;
1127 	SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_LMI_STATUS, tmp, tmp, ret_code);
1128 
1129 	/* put VCPU into reset */
1130 	WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_SOFT_RESET),
1131 		UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK,
1132 		~UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK);
1133 
1134 	tmp = UVD_LMI_STATUS__UMC_READ_CLEAN_RAW_MASK |
1135 		UVD_LMI_STATUS__UMC_WRITE_CLEAN_RAW_MASK;
1136 	SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_LMI_STATUS, tmp, tmp, ret_code);
1137 
1138 	/* disable VCPU clock */
1139 	WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_VCPU_CNTL), 0,
1140 		~UVD_VCPU_CNTL__CLK_EN_MASK);
1141 
1142 	/* reset LMI UMC/LMI */
1143 	WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_SOFT_RESET),
1144 		UVD_SOFT_RESET__LMI_UMC_SOFT_RESET_MASK,
1145 		~UVD_SOFT_RESET__LMI_UMC_SOFT_RESET_MASK);
1146 
1147 	WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_SOFT_RESET),
1148 		UVD_SOFT_RESET__LMI_SOFT_RESET_MASK,
1149 		~UVD_SOFT_RESET__LMI_SOFT_RESET_MASK);
1150 
1151 	WREG32_SOC15(UVD, 0, mmUVD_STATUS, 0);
1152 
1153 	vcn_v1_0_enable_clock_gating(adev);
1154 	vcn_1_0_enable_static_power_gating(adev);
1155 	return 0;
1156 }
1157 
1158 static int vcn_v1_0_stop_dpg_mode(struct amdgpu_device *adev)
1159 {
1160 	int ret_code = 0;
1161 
1162 	/* Wait for power status to be UVD_POWER_STATUS__UVD_POWER_STATUS_TILES_OFF */
1163 	SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_POWER_STATUS,
1164 			UVD_POWER_STATUS__UVD_POWER_STATUS_TILES_OFF,
1165 			UVD_POWER_STATUS__UVD_POWER_STATUS_MASK, ret_code);
1166 
1167 	if (!ret_code) {
1168 		int tmp = RREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR) & 0x7FFFFFFF;
1169 		/* wait for read ptr to be equal to write ptr */
1170 		SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_RBC_RB_RPTR, tmp, 0xFFFFFFFF, ret_code);
1171 
1172 		SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_POWER_STATUS,
1173 			UVD_POWER_STATUS__UVD_POWER_STATUS_TILES_OFF,
1174 			UVD_POWER_STATUS__UVD_POWER_STATUS_MASK, ret_code);
1175 	}
1176 
1177 	/* disable dynamic power gating mode */
1178 	WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_POWER_STATUS), 0,
1179 			~UVD_POWER_STATUS__UVD_PG_MODE_MASK);
1180 
1181 	return 0;
1182 }
1183 
1184 static int vcn_v1_0_stop(struct amdgpu_device *adev)
1185 {
1186 	int r;
1187 
1188 	if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG)
1189 		r = vcn_v1_0_stop_dpg_mode(adev);
1190 	else
1191 		r = vcn_v1_0_stop_spg_mode(adev);
1192 
1193 	return r;
1194 }
1195 
1196 static bool vcn_v1_0_is_idle(void *handle)
1197 {
1198 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1199 
1200 	return (RREG32_SOC15(VCN, 0, mmUVD_STATUS) == UVD_STATUS__IDLE);
1201 }
1202 
1203 static int vcn_v1_0_wait_for_idle(void *handle)
1204 {
1205 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1206 	int ret = 0;
1207 
1208 	SOC15_WAIT_ON_RREG(VCN, 0, mmUVD_STATUS, UVD_STATUS__IDLE,
1209 		UVD_STATUS__IDLE, ret);
1210 
1211 	return ret;
1212 }
1213 
1214 static int vcn_v1_0_set_clockgating_state(void *handle,
1215 					  enum amd_clockgating_state state)
1216 {
1217 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1218 	bool enable = (state == AMD_CG_STATE_GATE) ? true : false;
1219 
1220 	if (enable) {
1221 		/* wait for STATUS to clear */
1222 		if (vcn_v1_0_is_idle(handle))
1223 			return -EBUSY;
1224 		vcn_v1_0_enable_clock_gating(adev);
1225 	} else {
1226 		/* disable HW gating and enable Sw gating */
1227 		vcn_v1_0_disable_clock_gating(adev);
1228 	}
1229 	return 0;
1230 }
1231 
1232 /**
1233  * vcn_v1_0_dec_ring_get_rptr - get read pointer
1234  *
1235  * @ring: amdgpu_ring pointer
1236  *
1237  * Returns the current hardware read pointer
1238  */
1239 static uint64_t vcn_v1_0_dec_ring_get_rptr(struct amdgpu_ring *ring)
1240 {
1241 	struct amdgpu_device *adev = ring->adev;
1242 
1243 	return RREG32_SOC15(UVD, 0, mmUVD_RBC_RB_RPTR);
1244 }
1245 
1246 /**
1247  * vcn_v1_0_dec_ring_get_wptr - get write pointer
1248  *
1249  * @ring: amdgpu_ring pointer
1250  *
1251  * Returns the current hardware write pointer
1252  */
1253 static uint64_t vcn_v1_0_dec_ring_get_wptr(struct amdgpu_ring *ring)
1254 {
1255 	struct amdgpu_device *adev = ring->adev;
1256 
1257 	return RREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR);
1258 }
1259 
1260 /**
1261  * vcn_v1_0_dec_ring_set_wptr - set write pointer
1262  *
1263  * @ring: amdgpu_ring pointer
1264  *
1265  * Commits the write pointer to the hardware
1266  */
1267 static void vcn_v1_0_dec_ring_set_wptr(struct amdgpu_ring *ring)
1268 {
1269 	struct amdgpu_device *adev = ring->adev;
1270 
1271 	if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG)
1272 		WREG32_SOC15(UVD, 0, mmUVD_SCRATCH2,
1273 			lower_32_bits(ring->wptr) | 0x80000000);
1274 
1275 	WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR, lower_32_bits(ring->wptr));
1276 }
1277 
1278 /**
1279  * vcn_v1_0_dec_ring_insert_start - insert a start command
1280  *
1281  * @ring: amdgpu_ring pointer
1282  *
1283  * Write a start command to the ring.
1284  */
1285 static void vcn_v1_0_dec_ring_insert_start(struct amdgpu_ring *ring)
1286 {
1287 	struct amdgpu_device *adev = ring->adev;
1288 
1289 	amdgpu_ring_write(ring,
1290 		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA0), 0));
1291 	amdgpu_ring_write(ring, 0);
1292 	amdgpu_ring_write(ring,
1293 		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_CMD), 0));
1294 	amdgpu_ring_write(ring, VCN_DEC_CMD_PACKET_START << 1);
1295 }
1296 
1297 /**
1298  * vcn_v1_0_dec_ring_insert_end - insert a end command
1299  *
1300  * @ring: amdgpu_ring pointer
1301  *
1302  * Write a end command to the ring.
1303  */
1304 static void vcn_v1_0_dec_ring_insert_end(struct amdgpu_ring *ring)
1305 {
1306 	struct amdgpu_device *adev = ring->adev;
1307 
1308 	amdgpu_ring_write(ring,
1309 		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_CMD), 0));
1310 	amdgpu_ring_write(ring, VCN_DEC_CMD_PACKET_END << 1);
1311 }
1312 
1313 /**
1314  * vcn_v1_0_dec_ring_emit_fence - emit an fence & trap command
1315  *
1316  * @ring: amdgpu_ring pointer
1317  * @fence: fence to emit
1318  *
1319  * Write a fence and a trap command to the ring.
1320  */
1321 static void vcn_v1_0_dec_ring_emit_fence(struct amdgpu_ring *ring, u64 addr, u64 seq,
1322 				     unsigned flags)
1323 {
1324 	struct amdgpu_device *adev = ring->adev;
1325 
1326 	WARN_ON(flags & AMDGPU_FENCE_FLAG_64BIT);
1327 
1328 	amdgpu_ring_write(ring,
1329 		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_CONTEXT_ID), 0));
1330 	amdgpu_ring_write(ring, seq);
1331 	amdgpu_ring_write(ring,
1332 		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA0), 0));
1333 	amdgpu_ring_write(ring, addr & 0xffffffff);
1334 	amdgpu_ring_write(ring,
1335 		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA1), 0));
1336 	amdgpu_ring_write(ring, upper_32_bits(addr) & 0xff);
1337 	amdgpu_ring_write(ring,
1338 		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_CMD), 0));
1339 	amdgpu_ring_write(ring, VCN_DEC_CMD_FENCE << 1);
1340 
1341 	amdgpu_ring_write(ring,
1342 		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA0), 0));
1343 	amdgpu_ring_write(ring, 0);
1344 	amdgpu_ring_write(ring,
1345 		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA1), 0));
1346 	amdgpu_ring_write(ring, 0);
1347 	amdgpu_ring_write(ring,
1348 		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_CMD), 0));
1349 	amdgpu_ring_write(ring, VCN_DEC_CMD_TRAP << 1);
1350 }
1351 
1352 /**
1353  * vcn_v1_0_dec_ring_emit_ib - execute indirect buffer
1354  *
1355  * @ring: amdgpu_ring pointer
1356  * @ib: indirect buffer to execute
1357  *
1358  * Write ring commands to execute the indirect buffer
1359  */
1360 static void vcn_v1_0_dec_ring_emit_ib(struct amdgpu_ring *ring,
1361 					struct amdgpu_job *job,
1362 					struct amdgpu_ib *ib,
1363 					bool ctx_switch)
1364 {
1365 	struct amdgpu_device *adev = ring->adev;
1366 	unsigned vmid = AMDGPU_JOB_GET_VMID(job);
1367 
1368 	amdgpu_ring_write(ring,
1369 		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_RBC_IB_VMID), 0));
1370 	amdgpu_ring_write(ring, vmid);
1371 
1372 	amdgpu_ring_write(ring,
1373 		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_RBC_IB_64BIT_BAR_LOW), 0));
1374 	amdgpu_ring_write(ring, lower_32_bits(ib->gpu_addr));
1375 	amdgpu_ring_write(ring,
1376 		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_RBC_IB_64BIT_BAR_HIGH), 0));
1377 	amdgpu_ring_write(ring, upper_32_bits(ib->gpu_addr));
1378 	amdgpu_ring_write(ring,
1379 		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_RBC_IB_SIZE), 0));
1380 	amdgpu_ring_write(ring, ib->length_dw);
1381 }
1382 
1383 static void vcn_v1_0_dec_ring_emit_reg_wait(struct amdgpu_ring *ring,
1384 					    uint32_t reg, uint32_t val,
1385 					    uint32_t mask)
1386 {
1387 	struct amdgpu_device *adev = ring->adev;
1388 
1389 	amdgpu_ring_write(ring,
1390 		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA0), 0));
1391 	amdgpu_ring_write(ring, reg << 2);
1392 	amdgpu_ring_write(ring,
1393 		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA1), 0));
1394 	amdgpu_ring_write(ring, val);
1395 	amdgpu_ring_write(ring,
1396 		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GP_SCRATCH8), 0));
1397 	amdgpu_ring_write(ring, mask);
1398 	amdgpu_ring_write(ring,
1399 		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_CMD), 0));
1400 	amdgpu_ring_write(ring, VCN_DEC_CMD_REG_READ_COND_WAIT << 1);
1401 }
1402 
1403 static void vcn_v1_0_dec_ring_emit_vm_flush(struct amdgpu_ring *ring,
1404 					    unsigned vmid, uint64_t pd_addr)
1405 {
1406 	struct amdgpu_vmhub *hub = &ring->adev->vmhub[ring->funcs->vmhub];
1407 	uint32_t data0, data1, mask;
1408 
1409 	pd_addr = amdgpu_gmc_emit_flush_gpu_tlb(ring, vmid, pd_addr);
1410 
1411 	/* wait for register write */
1412 	data0 = hub->ctx0_ptb_addr_lo32 + vmid * 2;
1413 	data1 = lower_32_bits(pd_addr);
1414 	mask = 0xffffffff;
1415 	vcn_v1_0_dec_ring_emit_reg_wait(ring, data0, data1, mask);
1416 }
1417 
1418 static void vcn_v1_0_dec_ring_emit_wreg(struct amdgpu_ring *ring,
1419 					uint32_t reg, uint32_t val)
1420 {
1421 	struct amdgpu_device *adev = ring->adev;
1422 
1423 	amdgpu_ring_write(ring,
1424 		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA0), 0));
1425 	amdgpu_ring_write(ring, reg << 2);
1426 	amdgpu_ring_write(ring,
1427 		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA1), 0));
1428 	amdgpu_ring_write(ring, val);
1429 	amdgpu_ring_write(ring,
1430 		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_CMD), 0));
1431 	amdgpu_ring_write(ring, VCN_DEC_CMD_WRITE_REG << 1);
1432 }
1433 
1434 /**
1435  * vcn_v1_0_enc_ring_get_rptr - get enc read pointer
1436  *
1437  * @ring: amdgpu_ring pointer
1438  *
1439  * Returns the current hardware enc read pointer
1440  */
1441 static uint64_t vcn_v1_0_enc_ring_get_rptr(struct amdgpu_ring *ring)
1442 {
1443 	struct amdgpu_device *adev = ring->adev;
1444 
1445 	if (ring == &adev->vcn.ring_enc[0])
1446 		return RREG32_SOC15(UVD, 0, mmUVD_RB_RPTR);
1447 	else
1448 		return RREG32_SOC15(UVD, 0, mmUVD_RB_RPTR2);
1449 }
1450 
1451  /**
1452  * vcn_v1_0_enc_ring_get_wptr - get enc write pointer
1453  *
1454  * @ring: amdgpu_ring pointer
1455  *
1456  * Returns the current hardware enc write pointer
1457  */
1458 static uint64_t vcn_v1_0_enc_ring_get_wptr(struct amdgpu_ring *ring)
1459 {
1460 	struct amdgpu_device *adev = ring->adev;
1461 
1462 	if (ring == &adev->vcn.ring_enc[0])
1463 		return RREG32_SOC15(UVD, 0, mmUVD_RB_WPTR);
1464 	else
1465 		return RREG32_SOC15(UVD, 0, mmUVD_RB_WPTR2);
1466 }
1467 
1468  /**
1469  * vcn_v1_0_enc_ring_set_wptr - set enc write pointer
1470  *
1471  * @ring: amdgpu_ring pointer
1472  *
1473  * Commits the enc write pointer to the hardware
1474  */
1475 static void vcn_v1_0_enc_ring_set_wptr(struct amdgpu_ring *ring)
1476 {
1477 	struct amdgpu_device *adev = ring->adev;
1478 
1479 	if (ring == &adev->vcn.ring_enc[0])
1480 		WREG32_SOC15(UVD, 0, mmUVD_RB_WPTR,
1481 			lower_32_bits(ring->wptr));
1482 	else
1483 		WREG32_SOC15(UVD, 0, mmUVD_RB_WPTR2,
1484 			lower_32_bits(ring->wptr));
1485 }
1486 
1487 /**
1488  * vcn_v1_0_enc_ring_emit_fence - emit an enc fence & trap command
1489  *
1490  * @ring: amdgpu_ring pointer
1491  * @fence: fence to emit
1492  *
1493  * Write enc a fence and a trap command to the ring.
1494  */
1495 static void vcn_v1_0_enc_ring_emit_fence(struct amdgpu_ring *ring, u64 addr,
1496 			u64 seq, unsigned flags)
1497 {
1498 	WARN_ON(flags & AMDGPU_FENCE_FLAG_64BIT);
1499 
1500 	amdgpu_ring_write(ring, VCN_ENC_CMD_FENCE);
1501 	amdgpu_ring_write(ring, addr);
1502 	amdgpu_ring_write(ring, upper_32_bits(addr));
1503 	amdgpu_ring_write(ring, seq);
1504 	amdgpu_ring_write(ring, VCN_ENC_CMD_TRAP);
1505 }
1506 
1507 static void vcn_v1_0_enc_ring_insert_end(struct amdgpu_ring *ring)
1508 {
1509 	amdgpu_ring_write(ring, VCN_ENC_CMD_END);
1510 }
1511 
1512 /**
1513  * vcn_v1_0_enc_ring_emit_ib - enc execute indirect buffer
1514  *
1515  * @ring: amdgpu_ring pointer
1516  * @ib: indirect buffer to execute
1517  *
1518  * Write enc ring commands to execute the indirect buffer
1519  */
1520 static void vcn_v1_0_enc_ring_emit_ib(struct amdgpu_ring *ring,
1521 					struct amdgpu_job *job,
1522 					struct amdgpu_ib *ib,
1523 					bool ctx_switch)
1524 {
1525 	unsigned vmid = AMDGPU_JOB_GET_VMID(job);
1526 
1527 	amdgpu_ring_write(ring, VCN_ENC_CMD_IB);
1528 	amdgpu_ring_write(ring, vmid);
1529 	amdgpu_ring_write(ring, lower_32_bits(ib->gpu_addr));
1530 	amdgpu_ring_write(ring, upper_32_bits(ib->gpu_addr));
1531 	amdgpu_ring_write(ring, ib->length_dw);
1532 }
1533 
1534 static void vcn_v1_0_enc_ring_emit_reg_wait(struct amdgpu_ring *ring,
1535 					    uint32_t reg, uint32_t val,
1536 					    uint32_t mask)
1537 {
1538 	amdgpu_ring_write(ring, VCN_ENC_CMD_REG_WAIT);
1539 	amdgpu_ring_write(ring, reg << 2);
1540 	amdgpu_ring_write(ring, mask);
1541 	amdgpu_ring_write(ring, val);
1542 }
1543 
1544 static void vcn_v1_0_enc_ring_emit_vm_flush(struct amdgpu_ring *ring,
1545 					    unsigned int vmid, uint64_t pd_addr)
1546 {
1547 	struct amdgpu_vmhub *hub = &ring->adev->vmhub[ring->funcs->vmhub];
1548 
1549 	pd_addr = amdgpu_gmc_emit_flush_gpu_tlb(ring, vmid, pd_addr);
1550 
1551 	/* wait for reg writes */
1552 	vcn_v1_0_enc_ring_emit_reg_wait(ring, hub->ctx0_ptb_addr_lo32 + vmid * 2,
1553 					lower_32_bits(pd_addr), 0xffffffff);
1554 }
1555 
1556 static void vcn_v1_0_enc_ring_emit_wreg(struct amdgpu_ring *ring,
1557 					uint32_t reg, uint32_t val)
1558 {
1559 	amdgpu_ring_write(ring, VCN_ENC_CMD_REG_WRITE);
1560 	amdgpu_ring_write(ring,	reg << 2);
1561 	amdgpu_ring_write(ring, val);
1562 }
1563 
1564 
1565 /**
1566  * vcn_v1_0_jpeg_ring_get_rptr - get read pointer
1567  *
1568  * @ring: amdgpu_ring pointer
1569  *
1570  * Returns the current hardware read pointer
1571  */
1572 static uint64_t vcn_v1_0_jpeg_ring_get_rptr(struct amdgpu_ring *ring)
1573 {
1574 	struct amdgpu_device *adev = ring->adev;
1575 
1576 	return RREG32_SOC15(UVD, 0, mmUVD_JRBC_RB_RPTR);
1577 }
1578 
1579 /**
1580  * vcn_v1_0_jpeg_ring_get_wptr - get write pointer
1581  *
1582  * @ring: amdgpu_ring pointer
1583  *
1584  * Returns the current hardware write pointer
1585  */
1586 static uint64_t vcn_v1_0_jpeg_ring_get_wptr(struct amdgpu_ring *ring)
1587 {
1588 	struct amdgpu_device *adev = ring->adev;
1589 
1590 	return RREG32_SOC15(UVD, 0, mmUVD_JRBC_RB_WPTR);
1591 }
1592 
1593 /**
1594  * vcn_v1_0_jpeg_ring_set_wptr - set write pointer
1595  *
1596  * @ring: amdgpu_ring pointer
1597  *
1598  * Commits the write pointer to the hardware
1599  */
1600 static void vcn_v1_0_jpeg_ring_set_wptr(struct amdgpu_ring *ring)
1601 {
1602 	struct amdgpu_device *adev = ring->adev;
1603 
1604 	WREG32_SOC15(UVD, 0, mmUVD_JRBC_RB_WPTR, lower_32_bits(ring->wptr));
1605 }
1606 
1607 /**
1608  * vcn_v1_0_jpeg_ring_insert_start - insert a start command
1609  *
1610  * @ring: amdgpu_ring pointer
1611  *
1612  * Write a start command to the ring.
1613  */
1614 static void vcn_v1_0_jpeg_ring_insert_start(struct amdgpu_ring *ring)
1615 {
1616 	struct amdgpu_device *adev = ring->adev;
1617 
1618 	amdgpu_ring_write(ring,
1619 		PACKETJ(SOC15_REG_OFFSET(UVD, 0, mmUVD_JRBC_EXTERNAL_REG_BASE), 0, 0, PACKETJ_TYPE0));
1620 	amdgpu_ring_write(ring, 0x68e04);
1621 
1622 	amdgpu_ring_write(ring, PACKETJ(0, 0, 0, PACKETJ_TYPE0));
1623 	amdgpu_ring_write(ring, 0x80010000);
1624 }
1625 
1626 /**
1627  * vcn_v1_0_jpeg_ring_insert_end - insert a end command
1628  *
1629  * @ring: amdgpu_ring pointer
1630  *
1631  * Write a end command to the ring.
1632  */
1633 static void vcn_v1_0_jpeg_ring_insert_end(struct amdgpu_ring *ring)
1634 {
1635 	struct amdgpu_device *adev = ring->adev;
1636 
1637 	amdgpu_ring_write(ring,
1638 		PACKETJ(SOC15_REG_OFFSET(UVD, 0, mmUVD_JRBC_EXTERNAL_REG_BASE), 0, 0, PACKETJ_TYPE0));
1639 	amdgpu_ring_write(ring, 0x68e04);
1640 
1641 	amdgpu_ring_write(ring, PACKETJ(0, 0, 0, PACKETJ_TYPE0));
1642 	amdgpu_ring_write(ring, 0x00010000);
1643 }
1644 
1645 /**
1646  * vcn_v1_0_jpeg_ring_emit_fence - emit an fence & trap command
1647  *
1648  * @ring: amdgpu_ring pointer
1649  * @fence: fence to emit
1650  *
1651  * Write a fence and a trap command to the ring.
1652  */
1653 static void vcn_v1_0_jpeg_ring_emit_fence(struct amdgpu_ring *ring, u64 addr, u64 seq,
1654 				     unsigned flags)
1655 {
1656 	struct amdgpu_device *adev = ring->adev;
1657 
1658 	WARN_ON(flags & AMDGPU_FENCE_FLAG_64BIT);
1659 
1660 	amdgpu_ring_write(ring,
1661 		PACKETJ(SOC15_REG_OFFSET(UVD, 0, mmUVD_JPEG_GPCOM_DATA0), 0, 0, PACKETJ_TYPE0));
1662 	amdgpu_ring_write(ring, seq);
1663 
1664 	amdgpu_ring_write(ring,
1665 		PACKETJ(SOC15_REG_OFFSET(UVD, 0, mmUVD_JPEG_GPCOM_DATA1), 0, 0, PACKETJ_TYPE0));
1666 	amdgpu_ring_write(ring, seq);
1667 
1668 	amdgpu_ring_write(ring,
1669 		PACKETJ(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_JRBC_RB_MEM_WR_64BIT_BAR_LOW), 0, 0, PACKETJ_TYPE0));
1670 	amdgpu_ring_write(ring, lower_32_bits(addr));
1671 
1672 	amdgpu_ring_write(ring,
1673 		PACKETJ(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_JRBC_RB_MEM_WR_64BIT_BAR_HIGH), 0, 0, PACKETJ_TYPE0));
1674 	amdgpu_ring_write(ring, upper_32_bits(addr));
1675 
1676 	amdgpu_ring_write(ring,
1677 		PACKETJ(SOC15_REG_OFFSET(UVD, 0, mmUVD_JPEG_GPCOM_CMD), 0, 0, PACKETJ_TYPE0));
1678 	amdgpu_ring_write(ring, 0x8);
1679 
1680 	amdgpu_ring_write(ring,
1681 		PACKETJ(SOC15_REG_OFFSET(UVD, 0, mmUVD_JPEG_GPCOM_CMD), 0, PACKETJ_CONDITION_CHECK0, PACKETJ_TYPE4));
1682 	amdgpu_ring_write(ring, 0);
1683 
1684 	amdgpu_ring_write(ring,
1685 		PACKETJ(SOC15_REG_OFFSET(UVD, 0, mmUVD_JRBC_RB_COND_RD_TIMER), 0, 0, PACKETJ_TYPE0));
1686 	amdgpu_ring_write(ring, 0x01400200);
1687 
1688 	amdgpu_ring_write(ring,
1689 		PACKETJ(SOC15_REG_OFFSET(UVD, 0, mmUVD_JRBC_RB_REF_DATA), 0, 0, PACKETJ_TYPE0));
1690 	amdgpu_ring_write(ring, seq);
1691 
1692 	amdgpu_ring_write(ring,
1693 		PACKETJ(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_JRBC_RB_MEM_RD_64BIT_BAR_LOW), 0, 0, PACKETJ_TYPE0));
1694 	amdgpu_ring_write(ring, lower_32_bits(addr));
1695 
1696 	amdgpu_ring_write(ring,
1697 		PACKETJ(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_JRBC_RB_MEM_RD_64BIT_BAR_HIGH), 0, 0, PACKETJ_TYPE0));
1698 	amdgpu_ring_write(ring, upper_32_bits(addr));
1699 
1700 	amdgpu_ring_write(ring,
1701 		PACKETJ(0, 0, PACKETJ_CONDITION_CHECK3, PACKETJ_TYPE2));
1702 	amdgpu_ring_write(ring, 0xffffffff);
1703 
1704 	amdgpu_ring_write(ring,
1705 		PACKETJ(SOC15_REG_OFFSET(UVD, 0, mmUVD_JRBC_EXTERNAL_REG_BASE), 0, 0, PACKETJ_TYPE0));
1706 	amdgpu_ring_write(ring, 0x3fbc);
1707 
1708 	amdgpu_ring_write(ring,
1709 		PACKETJ(0, 0, 0, PACKETJ_TYPE0));
1710 	amdgpu_ring_write(ring, 0x1);
1711 
1712 	/* emit trap */
1713 	amdgpu_ring_write(ring, PACKETJ(0, 0, 0, PACKETJ_TYPE7));
1714 	amdgpu_ring_write(ring, 0);
1715 }
1716 
1717 /**
1718  * vcn_v1_0_jpeg_ring_emit_ib - execute indirect buffer
1719  *
1720  * @ring: amdgpu_ring pointer
1721  * @ib: indirect buffer to execute
1722  *
1723  * Write ring commands to execute the indirect buffer.
1724  */
1725 static void vcn_v1_0_jpeg_ring_emit_ib(struct amdgpu_ring *ring,
1726 					struct amdgpu_job *job,
1727 					struct amdgpu_ib *ib,
1728 					bool ctx_switch)
1729 {
1730 	struct amdgpu_device *adev = ring->adev;
1731 	unsigned vmid = AMDGPU_JOB_GET_VMID(job);
1732 
1733 	amdgpu_ring_write(ring,
1734 		PACKETJ(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_JRBC_IB_VMID), 0, 0, PACKETJ_TYPE0));
1735 	amdgpu_ring_write(ring, (vmid | (vmid << 4)));
1736 
1737 	amdgpu_ring_write(ring,
1738 		PACKETJ(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_JPEG_VMID), 0, 0, PACKETJ_TYPE0));
1739 	amdgpu_ring_write(ring, (vmid | (vmid << 4)));
1740 
1741 	amdgpu_ring_write(ring,
1742 		PACKETJ(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_JRBC_IB_64BIT_BAR_LOW), 0, 0, PACKETJ_TYPE0));
1743 	amdgpu_ring_write(ring, lower_32_bits(ib->gpu_addr));
1744 
1745 	amdgpu_ring_write(ring,
1746 		PACKETJ(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_JRBC_IB_64BIT_BAR_HIGH), 0, 0, PACKETJ_TYPE0));
1747 	amdgpu_ring_write(ring, upper_32_bits(ib->gpu_addr));
1748 
1749 	amdgpu_ring_write(ring,
1750 		PACKETJ(SOC15_REG_OFFSET(UVD, 0, mmUVD_JRBC_IB_SIZE), 0, 0, PACKETJ_TYPE0));
1751 	amdgpu_ring_write(ring, ib->length_dw);
1752 
1753 	amdgpu_ring_write(ring,
1754 		PACKETJ(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_JRBC_RB_MEM_RD_64BIT_BAR_LOW), 0, 0, PACKETJ_TYPE0));
1755 	amdgpu_ring_write(ring, lower_32_bits(ring->gpu_addr));
1756 
1757 	amdgpu_ring_write(ring,
1758 		PACKETJ(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_JRBC_RB_MEM_RD_64BIT_BAR_HIGH), 0, 0, PACKETJ_TYPE0));
1759 	amdgpu_ring_write(ring, upper_32_bits(ring->gpu_addr));
1760 
1761 	amdgpu_ring_write(ring,
1762 		PACKETJ(0, 0, PACKETJ_CONDITION_CHECK0, PACKETJ_TYPE2));
1763 	amdgpu_ring_write(ring, 0);
1764 
1765 	amdgpu_ring_write(ring,
1766 		PACKETJ(SOC15_REG_OFFSET(UVD, 0, mmUVD_JRBC_RB_COND_RD_TIMER), 0, 0, PACKETJ_TYPE0));
1767 	amdgpu_ring_write(ring, 0x01400200);
1768 
1769 	amdgpu_ring_write(ring,
1770 		PACKETJ(SOC15_REG_OFFSET(UVD, 0, mmUVD_JRBC_RB_REF_DATA), 0, 0, PACKETJ_TYPE0));
1771 	amdgpu_ring_write(ring, 0x2);
1772 
1773 	amdgpu_ring_write(ring,
1774 		PACKETJ(SOC15_REG_OFFSET(UVD, 0, mmUVD_JRBC_STATUS), 0, PACKETJ_CONDITION_CHECK3, PACKETJ_TYPE3));
1775 	amdgpu_ring_write(ring, 0x2);
1776 }
1777 
1778 static void vcn_v1_0_jpeg_ring_emit_reg_wait(struct amdgpu_ring *ring,
1779 					    uint32_t reg, uint32_t val,
1780 					    uint32_t mask)
1781 {
1782 	struct amdgpu_device *adev = ring->adev;
1783 	uint32_t reg_offset = (reg << 2);
1784 
1785 	amdgpu_ring_write(ring,
1786 		PACKETJ(SOC15_REG_OFFSET(UVD, 0, mmUVD_JRBC_RB_COND_RD_TIMER), 0, 0, PACKETJ_TYPE0));
1787 	amdgpu_ring_write(ring, 0x01400200);
1788 
1789 	amdgpu_ring_write(ring,
1790 		PACKETJ(SOC15_REG_OFFSET(UVD, 0, mmUVD_JRBC_RB_REF_DATA), 0, 0, PACKETJ_TYPE0));
1791 	amdgpu_ring_write(ring, val);
1792 
1793 	amdgpu_ring_write(ring,
1794 		PACKETJ(SOC15_REG_OFFSET(UVD, 0, mmUVD_JRBC_EXTERNAL_REG_BASE), 0, 0, PACKETJ_TYPE0));
1795 	if (((reg_offset >= 0x1f800) && (reg_offset <= 0x21fff)) ||
1796 		((reg_offset >= 0x1e000) && (reg_offset <= 0x1e1ff))) {
1797 		amdgpu_ring_write(ring, 0);
1798 		amdgpu_ring_write(ring,
1799 			PACKETJ((reg_offset >> 2), 0, 0, PACKETJ_TYPE3));
1800 	} else {
1801 		amdgpu_ring_write(ring, reg_offset);
1802 		amdgpu_ring_write(ring,
1803 			PACKETJ(0, 0, 0, PACKETJ_TYPE3));
1804 	}
1805 	amdgpu_ring_write(ring, mask);
1806 }
1807 
1808 static void vcn_v1_0_jpeg_ring_emit_vm_flush(struct amdgpu_ring *ring,
1809 		unsigned vmid, uint64_t pd_addr)
1810 {
1811 	struct amdgpu_vmhub *hub = &ring->adev->vmhub[ring->funcs->vmhub];
1812 	uint32_t data0, data1, mask;
1813 
1814 	pd_addr = amdgpu_gmc_emit_flush_gpu_tlb(ring, vmid, pd_addr);
1815 
1816 	/* wait for register write */
1817 	data0 = hub->ctx0_ptb_addr_lo32 + vmid * 2;
1818 	data1 = lower_32_bits(pd_addr);
1819 	mask = 0xffffffff;
1820 	vcn_v1_0_jpeg_ring_emit_reg_wait(ring, data0, data1, mask);
1821 }
1822 
1823 static void vcn_v1_0_jpeg_ring_emit_wreg(struct amdgpu_ring *ring,
1824 					uint32_t reg, uint32_t val)
1825 {
1826 	struct amdgpu_device *adev = ring->adev;
1827 	uint32_t reg_offset = (reg << 2);
1828 
1829 	amdgpu_ring_write(ring,
1830 		PACKETJ(SOC15_REG_OFFSET(UVD, 0, mmUVD_JRBC_EXTERNAL_REG_BASE), 0, 0, PACKETJ_TYPE0));
1831 	if (((reg_offset >= 0x1f800) && (reg_offset <= 0x21fff)) ||
1832 			((reg_offset >= 0x1e000) && (reg_offset <= 0x1e1ff))) {
1833 		amdgpu_ring_write(ring, 0);
1834 		amdgpu_ring_write(ring,
1835 			PACKETJ((reg_offset >> 2), 0, 0, PACKETJ_TYPE0));
1836 	} else {
1837 		amdgpu_ring_write(ring, reg_offset);
1838 		amdgpu_ring_write(ring,
1839 			PACKETJ(0, 0, 0, PACKETJ_TYPE0));
1840 	}
1841 	amdgpu_ring_write(ring, val);
1842 }
1843 
1844 static void vcn_v1_0_jpeg_ring_nop(struct amdgpu_ring *ring, uint32_t count)
1845 {
1846 	int i;
1847 
1848 	WARN_ON(ring->wptr % 2 || count % 2);
1849 
1850 	for (i = 0; i < count / 2; i++) {
1851 		amdgpu_ring_write(ring, PACKETJ(0, 0, 0, PACKETJ_TYPE6));
1852 		amdgpu_ring_write(ring, 0);
1853 	}
1854 }
1855 
1856 static void vcn_v1_0_jpeg_ring_patch_wreg(struct amdgpu_ring *ring, uint32_t *ptr, uint32_t reg_offset, uint32_t val)
1857 {
1858 	struct amdgpu_device *adev = ring->adev;
1859 	ring->ring[(*ptr)++] = PACKETJ(SOC15_REG_OFFSET(UVD, 0, mmUVD_JRBC_EXTERNAL_REG_BASE), 0, 0, PACKETJ_TYPE0);
1860 	if (((reg_offset >= 0x1f800) && (reg_offset <= 0x21fff)) ||
1861 		((reg_offset >= 0x1e000) && (reg_offset <= 0x1e1ff))) {
1862 		ring->ring[(*ptr)++] = 0;
1863 		ring->ring[(*ptr)++] = PACKETJ((reg_offset >> 2), 0, 0, PACKETJ_TYPE0);
1864 	} else {
1865 		ring->ring[(*ptr)++] = reg_offset;
1866 		ring->ring[(*ptr)++] = PACKETJ(0, 0, 0, PACKETJ_TYPE0);
1867 	}
1868 	ring->ring[(*ptr)++] = val;
1869 }
1870 
1871 static void vcn_v1_0_jpeg_ring_set_patch_ring(struct amdgpu_ring *ring, uint32_t ptr)
1872 {
1873 	struct amdgpu_device *adev = ring->adev;
1874 
1875 	uint32_t reg, reg_offset, val, mask, i;
1876 
1877 	// 1st: program mmUVD_LMI_JRBC_RB_MEM_RD_64BIT_BAR_LOW
1878 	reg = SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_JRBC_RB_MEM_RD_64BIT_BAR_LOW);
1879 	reg_offset = (reg << 2);
1880 	val = lower_32_bits(ring->gpu_addr);
1881 	vcn_v1_0_jpeg_ring_patch_wreg(ring, &ptr, reg_offset, val);
1882 
1883 	// 2nd: program mmUVD_LMI_JRBC_RB_MEM_RD_64BIT_BAR_HIGH
1884 	reg = SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_JRBC_RB_MEM_RD_64BIT_BAR_HIGH);
1885 	reg_offset = (reg << 2);
1886 	val = upper_32_bits(ring->gpu_addr);
1887 	vcn_v1_0_jpeg_ring_patch_wreg(ring, &ptr, reg_offset, val);
1888 
1889 	// 3rd to 5th: issue MEM_READ commands
1890 	for (i = 0; i <= 2; i++) {
1891 		ring->ring[ptr++] = PACKETJ(0, 0, 0, PACKETJ_TYPE2);
1892 		ring->ring[ptr++] = 0;
1893 	}
1894 
1895 	// 6th: program mmUVD_JRBC_RB_CNTL register to enable NO_FETCH and RPTR write ability
1896 	reg = SOC15_REG_OFFSET(UVD, 0, mmUVD_JRBC_RB_CNTL);
1897 	reg_offset = (reg << 2);
1898 	val = 0x13;
1899 	vcn_v1_0_jpeg_ring_patch_wreg(ring, &ptr, reg_offset, val);
1900 
1901 	// 7th: program mmUVD_JRBC_RB_REF_DATA
1902 	reg = SOC15_REG_OFFSET(UVD, 0, mmUVD_JRBC_RB_REF_DATA);
1903 	reg_offset = (reg << 2);
1904 	val = 0x1;
1905 	vcn_v1_0_jpeg_ring_patch_wreg(ring, &ptr, reg_offset, val);
1906 
1907 	// 8th: issue conditional register read mmUVD_JRBC_RB_CNTL
1908 	reg = SOC15_REG_OFFSET(UVD, 0, mmUVD_JRBC_RB_CNTL);
1909 	reg_offset = (reg << 2);
1910 	val = 0x1;
1911 	mask = 0x1;
1912 
1913 	ring->ring[ptr++] = PACKETJ(SOC15_REG_OFFSET(UVD, 0, mmUVD_JRBC_RB_COND_RD_TIMER), 0, 0, PACKETJ_TYPE0);
1914 	ring->ring[ptr++] = 0x01400200;
1915 	ring->ring[ptr++] = PACKETJ(SOC15_REG_OFFSET(UVD, 0, mmUVD_JRBC_RB_REF_DATA), 0, 0, PACKETJ_TYPE0);
1916 	ring->ring[ptr++] = val;
1917 	ring->ring[ptr++] = PACKETJ(SOC15_REG_OFFSET(UVD, 0, mmUVD_JRBC_EXTERNAL_REG_BASE), 0, 0, PACKETJ_TYPE0);
1918 	if (((reg_offset >= 0x1f800) && (reg_offset <= 0x21fff)) ||
1919 		((reg_offset >= 0x1e000) && (reg_offset <= 0x1e1ff))) {
1920 		ring->ring[ptr++] = 0;
1921 		ring->ring[ptr++] = PACKETJ((reg_offset >> 2), 0, 0, PACKETJ_TYPE3);
1922 	} else {
1923 		ring->ring[ptr++] = reg_offset;
1924 		ring->ring[ptr++] = PACKETJ(0, 0, 0, PACKETJ_TYPE3);
1925 	}
1926 	ring->ring[ptr++] = mask;
1927 
1928 	//9th to 21st: insert no-op
1929 	for (i = 0; i <= 12; i++) {
1930 		ring->ring[ptr++] = PACKETJ(0, 0, 0, PACKETJ_TYPE6);
1931 		ring->ring[ptr++] = 0;
1932 	}
1933 
1934 	//22nd: reset mmUVD_JRBC_RB_RPTR
1935 	reg = SOC15_REG_OFFSET(UVD, 0, mmUVD_JRBC_RB_RPTR);
1936 	reg_offset = (reg << 2);
1937 	val = 0;
1938 	vcn_v1_0_jpeg_ring_patch_wreg(ring, &ptr, reg_offset, val);
1939 
1940 	//23rd: program mmUVD_JRBC_RB_CNTL to disable no_fetch
1941 	reg = SOC15_REG_OFFSET(UVD, 0, mmUVD_JRBC_RB_CNTL);
1942 	reg_offset = (reg << 2);
1943 	val = 0x12;
1944 	vcn_v1_0_jpeg_ring_patch_wreg(ring, &ptr, reg_offset, val);
1945 }
1946 
1947 static int vcn_v1_0_set_interrupt_state(struct amdgpu_device *adev,
1948 					struct amdgpu_irq_src *source,
1949 					unsigned type,
1950 					enum amdgpu_interrupt_state state)
1951 {
1952 	return 0;
1953 }
1954 
1955 static int vcn_v1_0_process_interrupt(struct amdgpu_device *adev,
1956 				      struct amdgpu_irq_src *source,
1957 				      struct amdgpu_iv_entry *entry)
1958 {
1959 	DRM_DEBUG("IH: VCN TRAP\n");
1960 
1961 	switch (entry->src_id) {
1962 	case 124:
1963 		amdgpu_fence_process(&adev->vcn.ring_dec);
1964 		break;
1965 	case 119:
1966 		amdgpu_fence_process(&adev->vcn.ring_enc[0]);
1967 		break;
1968 	case 120:
1969 		amdgpu_fence_process(&adev->vcn.ring_enc[1]);
1970 		break;
1971 	case 126:
1972 		amdgpu_fence_process(&adev->vcn.ring_jpeg);
1973 		break;
1974 	default:
1975 		DRM_ERROR("Unhandled interrupt: %d %d\n",
1976 			  entry->src_id, entry->src_data[0]);
1977 		break;
1978 	}
1979 
1980 	return 0;
1981 }
1982 
1983 static void vcn_v1_0_dec_ring_insert_nop(struct amdgpu_ring *ring, uint32_t count)
1984 {
1985 	struct amdgpu_device *adev = ring->adev;
1986 	int i;
1987 
1988 	WARN_ON(ring->wptr % 2 || count % 2);
1989 
1990 	for (i = 0; i < count / 2; i++) {
1991 		amdgpu_ring_write(ring, PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_NO_OP), 0));
1992 		amdgpu_ring_write(ring, 0);
1993 	}
1994 }
1995 
1996 static int vcn_v1_0_set_powergating_state(void *handle,
1997 					  enum amd_powergating_state state)
1998 {
1999 	/* This doesn't actually powergate the VCN block.
2000 	 * That's done in the dpm code via the SMC.  This
2001 	 * just re-inits the block as necessary.  The actual
2002 	 * gating still happens in the dpm code.  We should
2003 	 * revisit this when there is a cleaner line between
2004 	 * the smc and the hw blocks
2005 	 */
2006 	int ret;
2007 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
2008 
2009 	if(state == adev->vcn.cur_state)
2010 		return 0;
2011 
2012 	if (state == AMD_PG_STATE_GATE)
2013 		ret = vcn_v1_0_stop(adev);
2014 	else
2015 		ret = vcn_v1_0_start(adev);
2016 
2017 	if(!ret)
2018 		adev->vcn.cur_state = state;
2019 	return ret;
2020 }
2021 
2022 static const struct amd_ip_funcs vcn_v1_0_ip_funcs = {
2023 	.name = "vcn_v1_0",
2024 	.early_init = vcn_v1_0_early_init,
2025 	.late_init = NULL,
2026 	.sw_init = vcn_v1_0_sw_init,
2027 	.sw_fini = vcn_v1_0_sw_fini,
2028 	.hw_init = vcn_v1_0_hw_init,
2029 	.hw_fini = vcn_v1_0_hw_fini,
2030 	.suspend = vcn_v1_0_suspend,
2031 	.resume = vcn_v1_0_resume,
2032 	.is_idle = vcn_v1_0_is_idle,
2033 	.wait_for_idle = vcn_v1_0_wait_for_idle,
2034 	.check_soft_reset = NULL /* vcn_v1_0_check_soft_reset */,
2035 	.pre_soft_reset = NULL /* vcn_v1_0_pre_soft_reset */,
2036 	.soft_reset = NULL /* vcn_v1_0_soft_reset */,
2037 	.post_soft_reset = NULL /* vcn_v1_0_post_soft_reset */,
2038 	.set_clockgating_state = vcn_v1_0_set_clockgating_state,
2039 	.set_powergating_state = vcn_v1_0_set_powergating_state,
2040 };
2041 
2042 static const struct amdgpu_ring_funcs vcn_v1_0_dec_ring_vm_funcs = {
2043 	.type = AMDGPU_RING_TYPE_VCN_DEC,
2044 	.align_mask = 0xf,
2045 	.support_64bit_ptrs = false,
2046 	.vmhub = AMDGPU_MMHUB,
2047 	.get_rptr = vcn_v1_0_dec_ring_get_rptr,
2048 	.get_wptr = vcn_v1_0_dec_ring_get_wptr,
2049 	.set_wptr = vcn_v1_0_dec_ring_set_wptr,
2050 	.emit_frame_size =
2051 		6 + 6 + /* hdp invalidate / flush */
2052 		SOC15_FLUSH_GPU_TLB_NUM_WREG * 6 +
2053 		SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 8 +
2054 		8 + /* vcn_v1_0_dec_ring_emit_vm_flush */
2055 		14 + 14 + /* vcn_v1_0_dec_ring_emit_fence x2 vm fence */
2056 		6,
2057 	.emit_ib_size = 8, /* vcn_v1_0_dec_ring_emit_ib */
2058 	.emit_ib = vcn_v1_0_dec_ring_emit_ib,
2059 	.emit_fence = vcn_v1_0_dec_ring_emit_fence,
2060 	.emit_vm_flush = vcn_v1_0_dec_ring_emit_vm_flush,
2061 	.test_ring = amdgpu_vcn_dec_ring_test_ring,
2062 	.test_ib = amdgpu_vcn_dec_ring_test_ib,
2063 	.insert_nop = vcn_v1_0_dec_ring_insert_nop,
2064 	.insert_start = vcn_v1_0_dec_ring_insert_start,
2065 	.insert_end = vcn_v1_0_dec_ring_insert_end,
2066 	.pad_ib = amdgpu_ring_generic_pad_ib,
2067 	.begin_use = amdgpu_vcn_ring_begin_use,
2068 	.end_use = amdgpu_vcn_ring_end_use,
2069 	.emit_wreg = vcn_v1_0_dec_ring_emit_wreg,
2070 	.emit_reg_wait = vcn_v1_0_dec_ring_emit_reg_wait,
2071 	.emit_reg_write_reg_wait = amdgpu_ring_emit_reg_write_reg_wait_helper,
2072 };
2073 
2074 static const struct amdgpu_ring_funcs vcn_v1_0_enc_ring_vm_funcs = {
2075 	.type = AMDGPU_RING_TYPE_VCN_ENC,
2076 	.align_mask = 0x3f,
2077 	.nop = VCN_ENC_CMD_NO_OP,
2078 	.support_64bit_ptrs = false,
2079 	.vmhub = AMDGPU_MMHUB,
2080 	.get_rptr = vcn_v1_0_enc_ring_get_rptr,
2081 	.get_wptr = vcn_v1_0_enc_ring_get_wptr,
2082 	.set_wptr = vcn_v1_0_enc_ring_set_wptr,
2083 	.emit_frame_size =
2084 		SOC15_FLUSH_GPU_TLB_NUM_WREG * 3 +
2085 		SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 4 +
2086 		4 + /* vcn_v1_0_enc_ring_emit_vm_flush */
2087 		5 + 5 + /* vcn_v1_0_enc_ring_emit_fence x2 vm fence */
2088 		1, /* vcn_v1_0_enc_ring_insert_end */
2089 	.emit_ib_size = 5, /* vcn_v1_0_enc_ring_emit_ib */
2090 	.emit_ib = vcn_v1_0_enc_ring_emit_ib,
2091 	.emit_fence = vcn_v1_0_enc_ring_emit_fence,
2092 	.emit_vm_flush = vcn_v1_0_enc_ring_emit_vm_flush,
2093 	.test_ring = amdgpu_vcn_enc_ring_test_ring,
2094 	.test_ib = amdgpu_vcn_enc_ring_test_ib,
2095 	.insert_nop = amdgpu_ring_insert_nop,
2096 	.insert_end = vcn_v1_0_enc_ring_insert_end,
2097 	.pad_ib = amdgpu_ring_generic_pad_ib,
2098 	.begin_use = amdgpu_vcn_ring_begin_use,
2099 	.end_use = amdgpu_vcn_ring_end_use,
2100 	.emit_wreg = vcn_v1_0_enc_ring_emit_wreg,
2101 	.emit_reg_wait = vcn_v1_0_enc_ring_emit_reg_wait,
2102 	.emit_reg_write_reg_wait = amdgpu_ring_emit_reg_write_reg_wait_helper,
2103 };
2104 
2105 static const struct amdgpu_ring_funcs vcn_v1_0_jpeg_ring_vm_funcs = {
2106 	.type = AMDGPU_RING_TYPE_VCN_JPEG,
2107 	.align_mask = 0xf,
2108 	.nop = PACKET0(0x81ff, 0),
2109 	.support_64bit_ptrs = false,
2110 	.vmhub = AMDGPU_MMHUB,
2111 	.extra_dw = 64,
2112 	.get_rptr = vcn_v1_0_jpeg_ring_get_rptr,
2113 	.get_wptr = vcn_v1_0_jpeg_ring_get_wptr,
2114 	.set_wptr = vcn_v1_0_jpeg_ring_set_wptr,
2115 	.emit_frame_size =
2116 		6 + 6 + /* hdp invalidate / flush */
2117 		SOC15_FLUSH_GPU_TLB_NUM_WREG * 6 +
2118 		SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 8 +
2119 		8 + /* vcn_v1_0_jpeg_ring_emit_vm_flush */
2120 		26 + 26 + /* vcn_v1_0_jpeg_ring_emit_fence x2 vm fence */
2121 		6,
2122 	.emit_ib_size = 22, /* vcn_v1_0_jpeg_ring_emit_ib */
2123 	.emit_ib = vcn_v1_0_jpeg_ring_emit_ib,
2124 	.emit_fence = vcn_v1_0_jpeg_ring_emit_fence,
2125 	.emit_vm_flush = vcn_v1_0_jpeg_ring_emit_vm_flush,
2126 	.test_ring = amdgpu_vcn_jpeg_ring_test_ring,
2127 	.test_ib = amdgpu_vcn_jpeg_ring_test_ib,
2128 	.insert_nop = vcn_v1_0_jpeg_ring_nop,
2129 	.insert_start = vcn_v1_0_jpeg_ring_insert_start,
2130 	.insert_end = vcn_v1_0_jpeg_ring_insert_end,
2131 	.pad_ib = amdgpu_ring_generic_pad_ib,
2132 	.begin_use = amdgpu_vcn_ring_begin_use,
2133 	.end_use = amdgpu_vcn_ring_end_use,
2134 	.emit_wreg = vcn_v1_0_jpeg_ring_emit_wreg,
2135 	.emit_reg_wait = vcn_v1_0_jpeg_ring_emit_reg_wait,
2136 	.emit_reg_write_reg_wait = amdgpu_ring_emit_reg_write_reg_wait_helper,
2137 };
2138 
2139 static void vcn_v1_0_set_dec_ring_funcs(struct amdgpu_device *adev)
2140 {
2141 	adev->vcn.ring_dec.funcs = &vcn_v1_0_dec_ring_vm_funcs;
2142 	DRM_INFO("VCN decode is enabled in VM mode\n");
2143 }
2144 
2145 static void vcn_v1_0_set_enc_ring_funcs(struct amdgpu_device *adev)
2146 {
2147 	int i;
2148 
2149 	for (i = 0; i < adev->vcn.num_enc_rings; ++i)
2150 		adev->vcn.ring_enc[i].funcs = &vcn_v1_0_enc_ring_vm_funcs;
2151 
2152 	DRM_INFO("VCN encode is enabled in VM mode\n");
2153 }
2154 
2155 static void vcn_v1_0_set_jpeg_ring_funcs(struct amdgpu_device *adev)
2156 {
2157 	adev->vcn.ring_jpeg.funcs = &vcn_v1_0_jpeg_ring_vm_funcs;
2158 	DRM_INFO("VCN jpeg decode is enabled in VM mode\n");
2159 }
2160 
2161 static const struct amdgpu_irq_src_funcs vcn_v1_0_irq_funcs = {
2162 	.set = vcn_v1_0_set_interrupt_state,
2163 	.process = vcn_v1_0_process_interrupt,
2164 };
2165 
2166 static void vcn_v1_0_set_irq_funcs(struct amdgpu_device *adev)
2167 {
2168 	adev->vcn.irq.num_types = adev->vcn.num_enc_rings + 2;
2169 	adev->vcn.irq.funcs = &vcn_v1_0_irq_funcs;
2170 }
2171 
2172 const struct amdgpu_ip_block_version vcn_v1_0_ip_block =
2173 {
2174 		.type = AMD_IP_BLOCK_TYPE_VCN,
2175 		.major = 1,
2176 		.minor = 0,
2177 		.rev = 0,
2178 		.funcs = &vcn_v1_0_ip_funcs,
2179 };
2180