xref: /linux/drivers/gpu/drm/amd/amdgpu/vcn_v1_0.c (revision 0f3fda3117507e22e0c8bfe1849ea483a6e1d793)
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_vcn_inst *vinst);
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_pg_state(struct amdgpu_vcn_inst *vinst,
89 				 enum amd_powergating_state state);
90 static int vcn_v1_0_pause_dpg_mode(struct amdgpu_vcn_inst *vinst,
91 				   struct dpg_pause_state *new_state);
92 
93 static void vcn_v1_0_idle_work_handler(struct work_struct *work);
94 static void vcn_v1_0_ring_begin_use(struct amdgpu_ring *ring);
95 
96 /**
97  * vcn_v1_0_early_init - set function pointers and load microcode
98  *
99  * @ip_block: Pointer to the amdgpu_ip_block for this hw instance.
100  *
101  * Set ring and irq function pointers
102  * Load microcode from filesystem
103  */
104 static int vcn_v1_0_early_init(struct amdgpu_ip_block *ip_block)
105 {
106 	struct amdgpu_device *adev = ip_block->adev;
107 
108 	adev->vcn.inst[0].num_enc_rings = 2;
109 	adev->vcn.inst[0].set_pg_state = vcn_v1_0_set_pg_state;
110 
111 	vcn_v1_0_set_dec_ring_funcs(adev);
112 	vcn_v1_0_set_enc_ring_funcs(adev);
113 	vcn_v1_0_set_irq_funcs(adev);
114 
115 	jpeg_v1_0_early_init(ip_block);
116 
117 	return amdgpu_vcn_early_init(adev, 0);
118 }
119 
120 /**
121  * vcn_v1_0_sw_init - sw init for VCN block
122  *
123  * @ip_block: Pointer to the amdgpu_ip_block for this hw instance.
124  *
125  * Load firmware and sw initialization
126  */
127 static int vcn_v1_0_sw_init(struct amdgpu_ip_block *ip_block)
128 {
129 	struct amdgpu_ring *ring;
130 	int i, r;
131 	uint32_t reg_count = ARRAY_SIZE(vcn_reg_list_1_0);
132 	uint32_t *ptr;
133 	struct amdgpu_device *adev = ip_block->adev;
134 
135 	/* VCN DEC TRAP */
136 	r = amdgpu_irq_add_id(adev, SOC15_IH_CLIENTID_VCN,
137 			VCN_1_0__SRCID__UVD_SYSTEM_MESSAGE_INTERRUPT, &adev->vcn.inst->irq);
138 	if (r)
139 		return r;
140 
141 	/* VCN ENC TRAP */
142 	for (i = 0; i < adev->vcn.inst[0].num_enc_rings; ++i) {
143 		r = amdgpu_irq_add_id(adev, SOC15_IH_CLIENTID_VCN, i + VCN_1_0__SRCID__UVD_ENC_GENERAL_PURPOSE,
144 					&adev->vcn.inst->irq);
145 		if (r)
146 			return r;
147 	}
148 
149 	r = amdgpu_vcn_sw_init(adev, 0);
150 	if (r)
151 		return r;
152 
153 	/* Override the work func */
154 	adev->vcn.inst[0].idle_work.work.func = vcn_v1_0_idle_work_handler;
155 
156 	amdgpu_vcn_setup_ucode(adev, 0);
157 
158 	r = amdgpu_vcn_resume(adev, 0);
159 	if (r)
160 		return r;
161 
162 	ring = &adev->vcn.inst->ring_dec;
163 	ring->vm_hub = AMDGPU_MMHUB0(0);
164 	sprintf(ring->name, "vcn_dec");
165 	r = amdgpu_ring_init(adev, ring, 512, &adev->vcn.inst->irq, 0,
166 			     AMDGPU_RING_PRIO_DEFAULT, NULL);
167 	if (r)
168 		return r;
169 
170 	adev->vcn.inst[0].internal.scratch9 = adev->vcn.inst->external.scratch9 =
171 		SOC15_REG_OFFSET(UVD, 0, mmUVD_SCRATCH9);
172 	adev->vcn.inst[0].internal.data0 = adev->vcn.inst->external.data0 =
173 		SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA0);
174 	adev->vcn.inst[0].internal.data1 = adev->vcn.inst->external.data1 =
175 		SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA1);
176 	adev->vcn.inst[0].internal.cmd = adev->vcn.inst->external.cmd =
177 		SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_CMD);
178 	adev->vcn.inst[0].internal.nop = adev->vcn.inst->external.nop =
179 		SOC15_REG_OFFSET(UVD, 0, mmUVD_NO_OP);
180 
181 	for (i = 0; i < adev->vcn.inst[0].num_enc_rings; ++i) {
182 		enum amdgpu_ring_priority_level hw_prio = amdgpu_vcn_get_enc_ring_prio(i);
183 
184 		ring = &adev->vcn.inst->ring_enc[i];
185 		ring->vm_hub = AMDGPU_MMHUB0(0);
186 		sprintf(ring->name, "vcn_enc%d", i);
187 		r = amdgpu_ring_init(adev, ring, 512, &adev->vcn.inst->irq, 0,
188 				     hw_prio, NULL);
189 		if (r)
190 			return r;
191 	}
192 
193 	adev->vcn.inst[0].pause_dpg_mode = vcn_v1_0_pause_dpg_mode;
194 
195 	if (amdgpu_vcnfw_log) {
196 		volatile struct amdgpu_fw_shared *fw_shared = adev->vcn.inst->fw_shared.cpu_addr;
197 
198 		fw_shared->present_flag_0 = 0;
199 		amdgpu_vcn_fwlog_init(adev->vcn.inst);
200 	}
201 
202 	r = jpeg_v1_0_sw_init(ip_block);
203 
204 	/* Allocate memory for VCN IP Dump buffer */
205 	ptr = kcalloc(adev->vcn.num_vcn_inst * reg_count, sizeof(uint32_t), GFP_KERNEL);
206 	if (!ptr) {
207 		DRM_ERROR("Failed to allocate memory for VCN IP Dump\n");
208 		adev->vcn.ip_dump = NULL;
209 	} else {
210 		adev->vcn.ip_dump = ptr;
211 	}
212 	return r;
213 }
214 
215 /**
216  * vcn_v1_0_sw_fini - sw fini for VCN block
217  *
218  * @ip_block: Pointer to the amdgpu_ip_block for this hw instance.
219  *
220  * VCN suspend and free up sw allocation
221  */
222 static int vcn_v1_0_sw_fini(struct amdgpu_ip_block *ip_block)
223 {
224 	int r;
225 	struct amdgpu_device *adev = ip_block->adev;
226 
227 	r = amdgpu_vcn_suspend(adev, 0);
228 	if (r)
229 		return r;
230 
231 	jpeg_v1_0_sw_fini(ip_block);
232 
233 	r = amdgpu_vcn_sw_fini(adev, 0);
234 
235 	kfree(adev->vcn.ip_dump);
236 
237 	return r;
238 }
239 
240 /**
241  * vcn_v1_0_hw_init - start and test VCN block
242  *
243  * @ip_block: Pointer to the amdgpu_ip_block for this hw instance.
244  *
245  * Initialize the hardware, boot up the VCPU and do some testing
246  */
247 static int vcn_v1_0_hw_init(struct amdgpu_ip_block *ip_block)
248 {
249 	struct amdgpu_device *adev = ip_block->adev;
250 	struct amdgpu_ring *ring = &adev->vcn.inst->ring_dec;
251 	int i, r;
252 
253 	r = amdgpu_ring_test_helper(ring);
254 	if (r)
255 		return r;
256 
257 	for (i = 0; i < adev->vcn.inst[0].num_enc_rings; ++i) {
258 		ring = &adev->vcn.inst->ring_enc[i];
259 		r = amdgpu_ring_test_helper(ring);
260 		if (r)
261 			return r;
262 	}
263 
264 	ring = adev->jpeg.inst->ring_dec;
265 	r = amdgpu_ring_test_helper(ring);
266 
267 	return r;
268 }
269 
270 /**
271  * vcn_v1_0_hw_fini - stop the hardware block
272  *
273  * @ip_block: Pointer to the amdgpu_ip_block for this hw instance.
274  *
275  * Stop the VCN block, mark ring as not ready any more
276  */
277 static int vcn_v1_0_hw_fini(struct amdgpu_ip_block *ip_block)
278 {
279 	struct amdgpu_device *adev = ip_block->adev;
280 	struct amdgpu_vcn_inst *vinst = adev->vcn.inst;
281 
282 	cancel_delayed_work_sync(&vinst->idle_work);
283 
284 	if ((adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) ||
285 	    (vinst->cur_state != AMD_PG_STATE_GATE &&
286 	     RREG32_SOC15(VCN, 0, mmUVD_STATUS))) {
287 		vinst->set_pg_state(vinst, AMD_PG_STATE_GATE);
288 	}
289 
290 	return 0;
291 }
292 
293 /**
294  * vcn_v1_0_suspend - suspend VCN block
295  *
296  * @ip_block: Pointer to the amdgpu_ip_block for this hw instance.
297  *
298  * HW fini and suspend VCN block
299  */
300 static int vcn_v1_0_suspend(struct amdgpu_ip_block *ip_block)
301 {
302 	int r;
303 	struct amdgpu_device *adev = ip_block->adev;
304 	bool idle_work_unexecuted;
305 
306 	idle_work_unexecuted = cancel_delayed_work_sync(&adev->vcn.inst[0].idle_work);
307 	if (idle_work_unexecuted) {
308 		if (adev->pm.dpm_enabled)
309 			amdgpu_dpm_enable_vcn(adev, false, 0);
310 	}
311 
312 	r = vcn_v1_0_hw_fini(ip_block);
313 	if (r)
314 		return r;
315 
316 	r = amdgpu_vcn_suspend(adev, 0);
317 
318 	return r;
319 }
320 
321 /**
322  * vcn_v1_0_resume - resume VCN block
323  *
324  * @ip_block: Pointer to the amdgpu_ip_block for this hw instance.
325  *
326  * Resume firmware and hw init VCN block
327  */
328 static int vcn_v1_0_resume(struct amdgpu_ip_block *ip_block)
329 {
330 	int r;
331 
332 	r = amdgpu_vcn_resume(ip_block->adev, 0);
333 	if (r)
334 		return r;
335 
336 	r = vcn_v1_0_hw_init(ip_block);
337 
338 	return r;
339 }
340 
341 /**
342  * vcn_v1_0_mc_resume_spg_mode - memory controller programming
343  *
344  * @vinst: VCN instance
345  *
346  * Let the VCN memory controller know it's offsets
347  */
348 static void vcn_v1_0_mc_resume_spg_mode(struct amdgpu_vcn_inst *vinst)
349 {
350 	struct amdgpu_device *adev = vinst->adev;
351 	uint32_t size = AMDGPU_GPU_PAGE_ALIGN(adev->vcn.inst[0].fw->size + 4);
352 	uint32_t offset;
353 
354 	/* cache window 0: fw */
355 	if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
356 		WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW,
357 			     (adev->firmware.ucode[AMDGPU_UCODE_ID_VCN].tmr_mc_addr_lo));
358 		WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH,
359 			     (adev->firmware.ucode[AMDGPU_UCODE_ID_VCN].tmr_mc_addr_hi));
360 		WREG32_SOC15(UVD, 0, mmUVD_VCPU_CACHE_OFFSET0, 0);
361 		offset = 0;
362 	} else {
363 		WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW,
364 			lower_32_bits(adev->vcn.inst->gpu_addr));
365 		WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH,
366 			upper_32_bits(adev->vcn.inst->gpu_addr));
367 		offset = size;
368 		WREG32_SOC15(UVD, 0, mmUVD_VCPU_CACHE_OFFSET0,
369 			     AMDGPU_UVD_FIRMWARE_OFFSET >> 3);
370 	}
371 
372 	WREG32_SOC15(UVD, 0, mmUVD_VCPU_CACHE_SIZE0, size);
373 
374 	/* cache window 1: stack */
375 	WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW,
376 		     lower_32_bits(adev->vcn.inst->gpu_addr + offset));
377 	WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH,
378 		     upper_32_bits(adev->vcn.inst->gpu_addr + offset));
379 	WREG32_SOC15(UVD, 0, mmUVD_VCPU_CACHE_OFFSET1, 0);
380 	WREG32_SOC15(UVD, 0, mmUVD_VCPU_CACHE_SIZE1, AMDGPU_VCN_STACK_SIZE);
381 
382 	/* cache window 2: context */
383 	WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_LOW,
384 		     lower_32_bits(adev->vcn.inst->gpu_addr + offset + AMDGPU_VCN_STACK_SIZE));
385 	WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_HIGH,
386 		     upper_32_bits(adev->vcn.inst->gpu_addr + offset + AMDGPU_VCN_STACK_SIZE));
387 	WREG32_SOC15(UVD, 0, mmUVD_VCPU_CACHE_OFFSET2, 0);
388 	WREG32_SOC15(UVD, 0, mmUVD_VCPU_CACHE_SIZE2, AMDGPU_VCN_CONTEXT_SIZE);
389 
390 	WREG32_SOC15(UVD, 0, mmUVD_UDEC_ADDR_CONFIG,
391 			adev->gfx.config.gb_addr_config);
392 	WREG32_SOC15(UVD, 0, mmUVD_UDEC_DB_ADDR_CONFIG,
393 			adev->gfx.config.gb_addr_config);
394 	WREG32_SOC15(UVD, 0, mmUVD_UDEC_DBW_ADDR_CONFIG,
395 			adev->gfx.config.gb_addr_config);
396 	WREG32_SOC15(UVD, 0, mmUVD_UDEC_DBW_UV_ADDR_CONFIG,
397 			adev->gfx.config.gb_addr_config);
398 	WREG32_SOC15(UVD, 0, mmUVD_MIF_CURR_ADDR_CONFIG,
399 			adev->gfx.config.gb_addr_config);
400 	WREG32_SOC15(UVD, 0, mmUVD_MIF_CURR_UV_ADDR_CONFIG,
401 			adev->gfx.config.gb_addr_config);
402 	WREG32_SOC15(UVD, 0, mmUVD_MIF_RECON1_ADDR_CONFIG,
403 			adev->gfx.config.gb_addr_config);
404 	WREG32_SOC15(UVD, 0, mmUVD_MIF_RECON1_UV_ADDR_CONFIG,
405 			adev->gfx.config.gb_addr_config);
406 	WREG32_SOC15(UVD, 0, mmUVD_MIF_REF_ADDR_CONFIG,
407 			adev->gfx.config.gb_addr_config);
408 	WREG32_SOC15(UVD, 0, mmUVD_MIF_REF_UV_ADDR_CONFIG,
409 			adev->gfx.config.gb_addr_config);
410 	WREG32_SOC15(UVD, 0, mmUVD_JPEG_ADDR_CONFIG,
411 			adev->gfx.config.gb_addr_config);
412 	WREG32_SOC15(UVD, 0, mmUVD_JPEG_UV_ADDR_CONFIG,
413 			adev->gfx.config.gb_addr_config);
414 }
415 
416 static void vcn_v1_0_mc_resume_dpg_mode(struct amdgpu_vcn_inst *vinst)
417 {
418 	struct amdgpu_device *adev = vinst->adev;
419 	uint32_t size = AMDGPU_GPU_PAGE_ALIGN(adev->vcn.inst[0].fw->size + 4);
420 	uint32_t offset;
421 
422 	/* cache window 0: fw */
423 	if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
424 		WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW,
425 			     (adev->firmware.ucode[AMDGPU_UCODE_ID_VCN].tmr_mc_addr_lo),
426 			     0xFFFFFFFF, 0);
427 		WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH,
428 			     (adev->firmware.ucode[AMDGPU_UCODE_ID_VCN].tmr_mc_addr_hi),
429 			     0xFFFFFFFF, 0);
430 		WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_VCPU_CACHE_OFFSET0, 0,
431 			     0xFFFFFFFF, 0);
432 		offset = 0;
433 	} else {
434 		WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW,
435 			lower_32_bits(adev->vcn.inst->gpu_addr), 0xFFFFFFFF, 0);
436 		WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH,
437 			upper_32_bits(adev->vcn.inst->gpu_addr), 0xFFFFFFFF, 0);
438 		offset = size;
439 		WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_VCPU_CACHE_OFFSET0,
440 			     AMDGPU_UVD_FIRMWARE_OFFSET >> 3, 0xFFFFFFFF, 0);
441 	}
442 
443 	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_VCPU_CACHE_SIZE0, size, 0xFFFFFFFF, 0);
444 
445 	/* cache window 1: stack */
446 	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW,
447 		     lower_32_bits(adev->vcn.inst->gpu_addr + offset), 0xFFFFFFFF, 0);
448 	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH,
449 		     upper_32_bits(adev->vcn.inst->gpu_addr + offset), 0xFFFFFFFF, 0);
450 	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_VCPU_CACHE_OFFSET1, 0,
451 			     0xFFFFFFFF, 0);
452 	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_VCPU_CACHE_SIZE1, AMDGPU_VCN_STACK_SIZE,
453 			     0xFFFFFFFF, 0);
454 
455 	/* cache window 2: context */
456 	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_LOW,
457 		     lower_32_bits(adev->vcn.inst->gpu_addr + offset + AMDGPU_VCN_STACK_SIZE),
458 			     0xFFFFFFFF, 0);
459 	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_HIGH,
460 		     upper_32_bits(adev->vcn.inst->gpu_addr + offset + AMDGPU_VCN_STACK_SIZE),
461 			     0xFFFFFFFF, 0);
462 	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_VCPU_CACHE_OFFSET2, 0, 0xFFFFFFFF, 0);
463 	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_VCPU_CACHE_SIZE2, AMDGPU_VCN_CONTEXT_SIZE,
464 			     0xFFFFFFFF, 0);
465 
466 	/* VCN global tiling registers */
467 	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_UDEC_ADDR_CONFIG,
468 			adev->gfx.config.gb_addr_config, 0xFFFFFFFF, 0);
469 	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_UDEC_DB_ADDR_CONFIG,
470 			adev->gfx.config.gb_addr_config, 0xFFFFFFFF, 0);
471 	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_UDEC_DBW_ADDR_CONFIG,
472 			adev->gfx.config.gb_addr_config, 0xFFFFFFFF, 0);
473 	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_UDEC_DBW_UV_ADDR_CONFIG,
474 		adev->gfx.config.gb_addr_config, 0xFFFFFFFF, 0);
475 	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_MIF_CURR_ADDR_CONFIG,
476 		adev->gfx.config.gb_addr_config, 0xFFFFFFFF, 0);
477 	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_MIF_CURR_UV_ADDR_CONFIG,
478 		adev->gfx.config.gb_addr_config, 0xFFFFFFFF, 0);
479 	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_MIF_RECON1_ADDR_CONFIG,
480 		adev->gfx.config.gb_addr_config, 0xFFFFFFFF, 0);
481 	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_MIF_RECON1_UV_ADDR_CONFIG,
482 		adev->gfx.config.gb_addr_config, 0xFFFFFFFF, 0);
483 	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_MIF_REF_ADDR_CONFIG,
484 		adev->gfx.config.gb_addr_config, 0xFFFFFFFF, 0);
485 	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_MIF_REF_UV_ADDR_CONFIG,
486 		adev->gfx.config.gb_addr_config, 0xFFFFFFFF, 0);
487 }
488 
489 /**
490  * vcn_v1_0_disable_clock_gating - disable VCN clock gating
491  *
492  * @vinst: VCN instance
493  *
494  * Disable clock gating for VCN block
495  */
496 static void vcn_v1_0_disable_clock_gating(struct amdgpu_vcn_inst *vinst)
497 {
498 	struct amdgpu_device *adev = vinst->adev;
499 	uint32_t data;
500 
501 	/* JPEG disable CGC */
502 	data = RREG32_SOC15(VCN, 0, mmJPEG_CGC_CTRL);
503 
504 	if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG)
505 		data |= 1 << JPEG_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
506 	else
507 		data &= ~JPEG_CGC_CTRL__DYN_CLOCK_MODE_MASK;
508 
509 	data |= 1 << JPEG_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
510 	data |= 4 << JPEG_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
511 	WREG32_SOC15(VCN, 0, mmJPEG_CGC_CTRL, data);
512 
513 	data = RREG32_SOC15(VCN, 0, mmJPEG_CGC_GATE);
514 	data &= ~(JPEG_CGC_GATE__JPEG_MASK | JPEG_CGC_GATE__JPEG2_MASK);
515 	WREG32_SOC15(VCN, 0, mmJPEG_CGC_GATE, data);
516 
517 	/* UVD disable CGC */
518 	data = RREG32_SOC15(VCN, 0, mmUVD_CGC_CTRL);
519 	if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG)
520 		data |= 1 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
521 	else
522 		data &= ~UVD_CGC_CTRL__DYN_CLOCK_MODE_MASK;
523 
524 	data |= 1 << UVD_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
525 	data |= 4 << UVD_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
526 	WREG32_SOC15(VCN, 0, mmUVD_CGC_CTRL, data);
527 
528 	data = RREG32_SOC15(VCN, 0, mmUVD_CGC_GATE);
529 	data &= ~(UVD_CGC_GATE__SYS_MASK
530 		| UVD_CGC_GATE__UDEC_MASK
531 		| UVD_CGC_GATE__MPEG2_MASK
532 		| UVD_CGC_GATE__REGS_MASK
533 		| UVD_CGC_GATE__RBC_MASK
534 		| UVD_CGC_GATE__LMI_MC_MASK
535 		| UVD_CGC_GATE__LMI_UMC_MASK
536 		| UVD_CGC_GATE__IDCT_MASK
537 		| UVD_CGC_GATE__MPRD_MASK
538 		| UVD_CGC_GATE__MPC_MASK
539 		| UVD_CGC_GATE__LBSI_MASK
540 		| UVD_CGC_GATE__LRBBM_MASK
541 		| UVD_CGC_GATE__UDEC_RE_MASK
542 		| UVD_CGC_GATE__UDEC_CM_MASK
543 		| UVD_CGC_GATE__UDEC_IT_MASK
544 		| UVD_CGC_GATE__UDEC_DB_MASK
545 		| UVD_CGC_GATE__UDEC_MP_MASK
546 		| UVD_CGC_GATE__WCB_MASK
547 		| UVD_CGC_GATE__VCPU_MASK
548 		| UVD_CGC_GATE__SCPU_MASK);
549 	WREG32_SOC15(VCN, 0, mmUVD_CGC_GATE, data);
550 
551 	data = RREG32_SOC15(VCN, 0, mmUVD_CGC_CTRL);
552 	data &= ~(UVD_CGC_CTRL__UDEC_RE_MODE_MASK
553 		| UVD_CGC_CTRL__UDEC_CM_MODE_MASK
554 		| UVD_CGC_CTRL__UDEC_IT_MODE_MASK
555 		| UVD_CGC_CTRL__UDEC_DB_MODE_MASK
556 		| UVD_CGC_CTRL__UDEC_MP_MODE_MASK
557 		| UVD_CGC_CTRL__SYS_MODE_MASK
558 		| UVD_CGC_CTRL__UDEC_MODE_MASK
559 		| UVD_CGC_CTRL__MPEG2_MODE_MASK
560 		| UVD_CGC_CTRL__REGS_MODE_MASK
561 		| UVD_CGC_CTRL__RBC_MODE_MASK
562 		| UVD_CGC_CTRL__LMI_MC_MODE_MASK
563 		| UVD_CGC_CTRL__LMI_UMC_MODE_MASK
564 		| UVD_CGC_CTRL__IDCT_MODE_MASK
565 		| UVD_CGC_CTRL__MPRD_MODE_MASK
566 		| UVD_CGC_CTRL__MPC_MODE_MASK
567 		| UVD_CGC_CTRL__LBSI_MODE_MASK
568 		| UVD_CGC_CTRL__LRBBM_MODE_MASK
569 		| UVD_CGC_CTRL__WCB_MODE_MASK
570 		| UVD_CGC_CTRL__VCPU_MODE_MASK
571 		| UVD_CGC_CTRL__SCPU_MODE_MASK);
572 	WREG32_SOC15(VCN, 0, mmUVD_CGC_CTRL, data);
573 
574 	/* turn on */
575 	data = RREG32_SOC15(VCN, 0, mmUVD_SUVD_CGC_GATE);
576 	data |= (UVD_SUVD_CGC_GATE__SRE_MASK
577 		| UVD_SUVD_CGC_GATE__SIT_MASK
578 		| UVD_SUVD_CGC_GATE__SMP_MASK
579 		| UVD_SUVD_CGC_GATE__SCM_MASK
580 		| UVD_SUVD_CGC_GATE__SDB_MASK
581 		| UVD_SUVD_CGC_GATE__SRE_H264_MASK
582 		| UVD_SUVD_CGC_GATE__SRE_HEVC_MASK
583 		| UVD_SUVD_CGC_GATE__SIT_H264_MASK
584 		| UVD_SUVD_CGC_GATE__SIT_HEVC_MASK
585 		| UVD_SUVD_CGC_GATE__SCM_H264_MASK
586 		| UVD_SUVD_CGC_GATE__SCM_HEVC_MASK
587 		| UVD_SUVD_CGC_GATE__SDB_H264_MASK
588 		| UVD_SUVD_CGC_GATE__SDB_HEVC_MASK
589 		| UVD_SUVD_CGC_GATE__SCLR_MASK
590 		| UVD_SUVD_CGC_GATE__UVD_SC_MASK
591 		| UVD_SUVD_CGC_GATE__ENT_MASK
592 		| UVD_SUVD_CGC_GATE__SIT_HEVC_DEC_MASK
593 		| UVD_SUVD_CGC_GATE__SIT_HEVC_ENC_MASK
594 		| UVD_SUVD_CGC_GATE__SITE_MASK
595 		| UVD_SUVD_CGC_GATE__SRE_VP9_MASK
596 		| UVD_SUVD_CGC_GATE__SCM_VP9_MASK
597 		| UVD_SUVD_CGC_GATE__SIT_VP9_DEC_MASK
598 		| UVD_SUVD_CGC_GATE__SDB_VP9_MASK
599 		| UVD_SUVD_CGC_GATE__IME_HEVC_MASK);
600 	WREG32_SOC15(VCN, 0, mmUVD_SUVD_CGC_GATE, data);
601 
602 	data = RREG32_SOC15(VCN, 0, mmUVD_SUVD_CGC_CTRL);
603 	data &= ~(UVD_SUVD_CGC_CTRL__SRE_MODE_MASK
604 		| UVD_SUVD_CGC_CTRL__SIT_MODE_MASK
605 		| UVD_SUVD_CGC_CTRL__SMP_MODE_MASK
606 		| UVD_SUVD_CGC_CTRL__SCM_MODE_MASK
607 		| UVD_SUVD_CGC_CTRL__SDB_MODE_MASK
608 		| UVD_SUVD_CGC_CTRL__SCLR_MODE_MASK
609 		| UVD_SUVD_CGC_CTRL__UVD_SC_MODE_MASK
610 		| UVD_SUVD_CGC_CTRL__ENT_MODE_MASK
611 		| UVD_SUVD_CGC_CTRL__IME_MODE_MASK
612 		| UVD_SUVD_CGC_CTRL__SITE_MODE_MASK);
613 	WREG32_SOC15(VCN, 0, mmUVD_SUVD_CGC_CTRL, data);
614 }
615 
616 /**
617  * vcn_v1_0_enable_clock_gating - enable VCN clock gating
618  *
619  * @vinst: Pointer to the VCN instance structure
620  *
621  * Enable clock gating for VCN block
622  */
623 static void vcn_v1_0_enable_clock_gating(struct amdgpu_vcn_inst *vinst)
624 {
625 	struct amdgpu_device *adev = vinst->adev;
626 	uint32_t data = 0;
627 
628 	/* enable JPEG CGC */
629 	data = RREG32_SOC15(VCN, 0, mmJPEG_CGC_CTRL);
630 	if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG)
631 		data |= 1 << JPEG_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
632 	else
633 		data |= 0 << JPEG_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
634 	data |= 1 << JPEG_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
635 	data |= 4 << JPEG_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
636 	WREG32_SOC15(VCN, 0, mmJPEG_CGC_CTRL, data);
637 
638 	data = RREG32_SOC15(VCN, 0, mmJPEG_CGC_GATE);
639 	data |= (JPEG_CGC_GATE__JPEG_MASK | JPEG_CGC_GATE__JPEG2_MASK);
640 	WREG32_SOC15(VCN, 0, mmJPEG_CGC_GATE, data);
641 
642 	/* enable UVD CGC */
643 	data = RREG32_SOC15(VCN, 0, mmUVD_CGC_CTRL);
644 	if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG)
645 		data |= 1 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
646 	else
647 		data |= 0 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
648 	data |= 1 << UVD_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
649 	data |= 4 << UVD_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
650 	WREG32_SOC15(VCN, 0, mmUVD_CGC_CTRL, data);
651 
652 	data = RREG32_SOC15(VCN, 0, mmUVD_CGC_CTRL);
653 	data |= (UVD_CGC_CTRL__UDEC_RE_MODE_MASK
654 		| UVD_CGC_CTRL__UDEC_CM_MODE_MASK
655 		| UVD_CGC_CTRL__UDEC_IT_MODE_MASK
656 		| UVD_CGC_CTRL__UDEC_DB_MODE_MASK
657 		| UVD_CGC_CTRL__UDEC_MP_MODE_MASK
658 		| UVD_CGC_CTRL__SYS_MODE_MASK
659 		| UVD_CGC_CTRL__UDEC_MODE_MASK
660 		| UVD_CGC_CTRL__MPEG2_MODE_MASK
661 		| UVD_CGC_CTRL__REGS_MODE_MASK
662 		| UVD_CGC_CTRL__RBC_MODE_MASK
663 		| UVD_CGC_CTRL__LMI_MC_MODE_MASK
664 		| UVD_CGC_CTRL__LMI_UMC_MODE_MASK
665 		| UVD_CGC_CTRL__IDCT_MODE_MASK
666 		| UVD_CGC_CTRL__MPRD_MODE_MASK
667 		| UVD_CGC_CTRL__MPC_MODE_MASK
668 		| UVD_CGC_CTRL__LBSI_MODE_MASK
669 		| UVD_CGC_CTRL__LRBBM_MODE_MASK
670 		| UVD_CGC_CTRL__WCB_MODE_MASK
671 		| UVD_CGC_CTRL__VCPU_MODE_MASK
672 		| UVD_CGC_CTRL__SCPU_MODE_MASK);
673 	WREG32_SOC15(VCN, 0, mmUVD_CGC_CTRL, data);
674 
675 	data = RREG32_SOC15(VCN, 0, mmUVD_SUVD_CGC_CTRL);
676 	data |= (UVD_SUVD_CGC_CTRL__SRE_MODE_MASK
677 		| UVD_SUVD_CGC_CTRL__SIT_MODE_MASK
678 		| UVD_SUVD_CGC_CTRL__SMP_MODE_MASK
679 		| UVD_SUVD_CGC_CTRL__SCM_MODE_MASK
680 		| UVD_SUVD_CGC_CTRL__SDB_MODE_MASK
681 		| UVD_SUVD_CGC_CTRL__SCLR_MODE_MASK
682 		| UVD_SUVD_CGC_CTRL__UVD_SC_MODE_MASK
683 		| UVD_SUVD_CGC_CTRL__ENT_MODE_MASK
684 		| UVD_SUVD_CGC_CTRL__IME_MODE_MASK
685 		| UVD_SUVD_CGC_CTRL__SITE_MODE_MASK);
686 	WREG32_SOC15(VCN, 0, mmUVD_SUVD_CGC_CTRL, data);
687 }
688 
689 static void vcn_v1_0_clock_gating_dpg_mode(struct amdgpu_vcn_inst *vinst,
690 					   uint8_t sram_sel)
691 {
692 	struct amdgpu_device *adev = vinst->adev;
693 	uint32_t reg_data = 0;
694 
695 	/* disable JPEG CGC */
696 	if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG)
697 		reg_data = 1 << JPEG_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
698 	else
699 		reg_data = 0 << JPEG_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
700 	reg_data |= 1 << JPEG_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
701 	reg_data |= 4 << JPEG_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
702 	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmJPEG_CGC_CTRL, reg_data, 0xFFFFFFFF, sram_sel);
703 
704 	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmJPEG_CGC_GATE, 0, 0xFFFFFFFF, sram_sel);
705 
706 	/* enable sw clock gating control */
707 	if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG)
708 		reg_data = 1 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
709 	else
710 		reg_data = 0 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
711 	reg_data |= 1 << UVD_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
712 	reg_data |= 4 << UVD_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
713 	reg_data &= ~(UVD_CGC_CTRL__UDEC_RE_MODE_MASK |
714 		 UVD_CGC_CTRL__UDEC_CM_MODE_MASK |
715 		 UVD_CGC_CTRL__UDEC_IT_MODE_MASK |
716 		 UVD_CGC_CTRL__UDEC_DB_MODE_MASK |
717 		 UVD_CGC_CTRL__UDEC_MP_MODE_MASK |
718 		 UVD_CGC_CTRL__SYS_MODE_MASK |
719 		 UVD_CGC_CTRL__UDEC_MODE_MASK |
720 		 UVD_CGC_CTRL__MPEG2_MODE_MASK |
721 		 UVD_CGC_CTRL__REGS_MODE_MASK |
722 		 UVD_CGC_CTRL__RBC_MODE_MASK |
723 		 UVD_CGC_CTRL__LMI_MC_MODE_MASK |
724 		 UVD_CGC_CTRL__LMI_UMC_MODE_MASK |
725 		 UVD_CGC_CTRL__IDCT_MODE_MASK |
726 		 UVD_CGC_CTRL__MPRD_MODE_MASK |
727 		 UVD_CGC_CTRL__MPC_MODE_MASK |
728 		 UVD_CGC_CTRL__LBSI_MODE_MASK |
729 		 UVD_CGC_CTRL__LRBBM_MODE_MASK |
730 		 UVD_CGC_CTRL__WCB_MODE_MASK |
731 		 UVD_CGC_CTRL__VCPU_MODE_MASK |
732 		 UVD_CGC_CTRL__SCPU_MODE_MASK);
733 	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_CGC_CTRL, reg_data, 0xFFFFFFFF, sram_sel);
734 
735 	/* turn off clock gating */
736 	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_CGC_GATE, 0, 0xFFFFFFFF, sram_sel);
737 
738 	/* turn on SUVD clock gating */
739 	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_SUVD_CGC_GATE, 1, 0xFFFFFFFF, sram_sel);
740 
741 	/* turn on sw mode in UVD_SUVD_CGC_CTRL */
742 	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_SUVD_CGC_CTRL, 0, 0xFFFFFFFF, sram_sel);
743 }
744 
745 static void vcn_1_0_disable_static_power_gating(struct amdgpu_vcn_inst *vinst)
746 {
747 	struct amdgpu_device *adev = vinst->adev;
748 	uint32_t data = 0;
749 
750 	if (adev->pg_flags & AMD_PG_SUPPORT_VCN) {
751 		data = (1 << UVD_PGFSM_CONFIG__UVDM_PWR_CONFIG__SHIFT
752 			| 1 << UVD_PGFSM_CONFIG__UVDU_PWR_CONFIG__SHIFT
753 			| 2 << UVD_PGFSM_CONFIG__UVDF_PWR_CONFIG__SHIFT
754 			| 2 << UVD_PGFSM_CONFIG__UVDC_PWR_CONFIG__SHIFT
755 			| 2 << UVD_PGFSM_CONFIG__UVDB_PWR_CONFIG__SHIFT
756 			| 2 << UVD_PGFSM_CONFIG__UVDIL_PWR_CONFIG__SHIFT
757 			| 2 << UVD_PGFSM_CONFIG__UVDIR_PWR_CONFIG__SHIFT
758 			| 2 << UVD_PGFSM_CONFIG__UVDTD_PWR_CONFIG__SHIFT
759 			| 2 << UVD_PGFSM_CONFIG__UVDTE_PWR_CONFIG__SHIFT
760 			| 2 << UVD_PGFSM_CONFIG__UVDE_PWR_CONFIG__SHIFT
761 			| 2 << UVD_PGFSM_CONFIG__UVDW_PWR_CONFIG__SHIFT);
762 
763 		WREG32_SOC15(VCN, 0, mmUVD_PGFSM_CONFIG, data);
764 		SOC15_WAIT_ON_RREG(VCN, 0, mmUVD_PGFSM_STATUS, UVD_PGFSM_STATUS__UVDM_UVDU_PWR_ON, 0xFFFFFF);
765 	} else {
766 		data = (1 << UVD_PGFSM_CONFIG__UVDM_PWR_CONFIG__SHIFT
767 			| 1 << UVD_PGFSM_CONFIG__UVDU_PWR_CONFIG__SHIFT
768 			| 1 << UVD_PGFSM_CONFIG__UVDF_PWR_CONFIG__SHIFT
769 			| 1 << UVD_PGFSM_CONFIG__UVDC_PWR_CONFIG__SHIFT
770 			| 1 << UVD_PGFSM_CONFIG__UVDB_PWR_CONFIG__SHIFT
771 			| 1 << UVD_PGFSM_CONFIG__UVDIL_PWR_CONFIG__SHIFT
772 			| 1 << UVD_PGFSM_CONFIG__UVDIR_PWR_CONFIG__SHIFT
773 			| 1 << UVD_PGFSM_CONFIG__UVDTD_PWR_CONFIG__SHIFT
774 			| 1 << UVD_PGFSM_CONFIG__UVDTE_PWR_CONFIG__SHIFT
775 			| 1 << UVD_PGFSM_CONFIG__UVDE_PWR_CONFIG__SHIFT
776 			| 1 << UVD_PGFSM_CONFIG__UVDW_PWR_CONFIG__SHIFT);
777 		WREG32_SOC15(VCN, 0, mmUVD_PGFSM_CONFIG, data);
778 		SOC15_WAIT_ON_RREG(VCN, 0, mmUVD_PGFSM_STATUS, 0,  0xFFFFFFFF);
779 	}
780 
781 	/* polling UVD_PGFSM_STATUS to confirm UVDM_PWR_STATUS , UVDU_PWR_STATUS are 0 (power on) */
782 
783 	data = RREG32_SOC15(VCN, 0, mmUVD_POWER_STATUS);
784 	data &= ~0x103;
785 	if (adev->pg_flags & AMD_PG_SUPPORT_VCN)
786 		data |= UVD_PGFSM_CONFIG__UVDM_UVDU_PWR_ON | UVD_POWER_STATUS__UVD_PG_EN_MASK;
787 
788 	WREG32_SOC15(VCN, 0, mmUVD_POWER_STATUS, data);
789 }
790 
791 static void vcn_1_0_enable_static_power_gating(struct amdgpu_vcn_inst *vinst)
792 {
793 	struct amdgpu_device *adev = vinst->adev;
794 	uint32_t data = 0;
795 
796 	if (adev->pg_flags & AMD_PG_SUPPORT_VCN) {
797 		/* Before power off, this indicator has to be turned on */
798 		data = RREG32_SOC15(VCN, 0, mmUVD_POWER_STATUS);
799 		data &= ~UVD_POWER_STATUS__UVD_POWER_STATUS_MASK;
800 		data |= UVD_POWER_STATUS__UVD_POWER_STATUS_TILES_OFF;
801 		WREG32_SOC15(VCN, 0, mmUVD_POWER_STATUS, data);
802 
803 
804 		data = (2 << UVD_PGFSM_CONFIG__UVDM_PWR_CONFIG__SHIFT
805 			| 2 << UVD_PGFSM_CONFIG__UVDU_PWR_CONFIG__SHIFT
806 			| 2 << UVD_PGFSM_CONFIG__UVDF_PWR_CONFIG__SHIFT
807 			| 2 << UVD_PGFSM_CONFIG__UVDC_PWR_CONFIG__SHIFT
808 			| 2 << UVD_PGFSM_CONFIG__UVDB_PWR_CONFIG__SHIFT
809 			| 2 << UVD_PGFSM_CONFIG__UVDIL_PWR_CONFIG__SHIFT
810 			| 2 << UVD_PGFSM_CONFIG__UVDIR_PWR_CONFIG__SHIFT
811 			| 2 << UVD_PGFSM_CONFIG__UVDTD_PWR_CONFIG__SHIFT
812 			| 2 << UVD_PGFSM_CONFIG__UVDTE_PWR_CONFIG__SHIFT
813 			| 2 << UVD_PGFSM_CONFIG__UVDE_PWR_CONFIG__SHIFT
814 			| 2 << UVD_PGFSM_CONFIG__UVDW_PWR_CONFIG__SHIFT);
815 
816 		WREG32_SOC15(VCN, 0, mmUVD_PGFSM_CONFIG, data);
817 
818 		data = (2 << UVD_PGFSM_STATUS__UVDM_PWR_STATUS__SHIFT
819 			| 2 << UVD_PGFSM_STATUS__UVDU_PWR_STATUS__SHIFT
820 			| 2 << UVD_PGFSM_STATUS__UVDF_PWR_STATUS__SHIFT
821 			| 2 << UVD_PGFSM_STATUS__UVDC_PWR_STATUS__SHIFT
822 			| 2 << UVD_PGFSM_STATUS__UVDB_PWR_STATUS__SHIFT
823 			| 2 << UVD_PGFSM_STATUS__UVDIL_PWR_STATUS__SHIFT
824 			| 2 << UVD_PGFSM_STATUS__UVDIR_PWR_STATUS__SHIFT
825 			| 2 << UVD_PGFSM_STATUS__UVDTD_PWR_STATUS__SHIFT
826 			| 2 << UVD_PGFSM_STATUS__UVDTE_PWR_STATUS__SHIFT
827 			| 2 << UVD_PGFSM_STATUS__UVDE_PWR_STATUS__SHIFT
828 			| 2 << UVD_PGFSM_STATUS__UVDW_PWR_STATUS__SHIFT);
829 		SOC15_WAIT_ON_RREG(VCN, 0, mmUVD_PGFSM_STATUS, data, 0xFFFFFFFF);
830 	}
831 }
832 
833 /**
834  * vcn_v1_0_start_spg_mode - start VCN block
835  *
836  * @vinst: VCN instance
837  *
838  * Setup and start the VCN block
839  */
840 static int vcn_v1_0_start_spg_mode(struct amdgpu_vcn_inst *vinst)
841 {
842 	struct amdgpu_device *adev = vinst->adev;
843 	struct amdgpu_ring *ring = &adev->vcn.inst->ring_dec;
844 	uint32_t rb_bufsz, tmp;
845 	uint32_t lmi_swap_cntl;
846 	int i, j, r;
847 
848 	/* disable byte swapping */
849 	lmi_swap_cntl = 0;
850 
851 	vcn_1_0_disable_static_power_gating(vinst);
852 
853 	tmp = RREG32_SOC15(UVD, 0, mmUVD_STATUS) | UVD_STATUS__UVD_BUSY;
854 	WREG32_SOC15(UVD, 0, mmUVD_STATUS, tmp);
855 
856 	/* disable clock gating */
857 	vcn_v1_0_disable_clock_gating(vinst);
858 
859 	/* disable interupt */
860 	WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_MASTINT_EN), 0,
861 			~UVD_MASTINT_EN__VCPU_EN_MASK);
862 
863 	/* initialize VCN memory controller */
864 	tmp = RREG32_SOC15(UVD, 0, mmUVD_LMI_CTRL);
865 	WREG32_SOC15(UVD, 0, mmUVD_LMI_CTRL, tmp		|
866 		UVD_LMI_CTRL__WRITE_CLEAN_TIMER_EN_MASK	|
867 		UVD_LMI_CTRL__MASK_MC_URGENT_MASK			|
868 		UVD_LMI_CTRL__DATA_COHERENCY_EN_MASK		|
869 		UVD_LMI_CTRL__VCPU_DATA_COHERENCY_EN_MASK);
870 
871 #ifdef __BIG_ENDIAN
872 	/* swap (8 in 32) RB and IB */
873 	lmi_swap_cntl = 0xa;
874 #endif
875 	WREG32_SOC15(UVD, 0, mmUVD_LMI_SWAP_CNTL, lmi_swap_cntl);
876 
877 	tmp = RREG32_SOC15(UVD, 0, mmUVD_MPC_CNTL);
878 	tmp &= ~UVD_MPC_CNTL__REPLACEMENT_MODE_MASK;
879 	tmp |= 0x2 << UVD_MPC_CNTL__REPLACEMENT_MODE__SHIFT;
880 	WREG32_SOC15(UVD, 0, mmUVD_MPC_CNTL, tmp);
881 
882 	WREG32_SOC15(UVD, 0, mmUVD_MPC_SET_MUXA0,
883 		((0x1 << UVD_MPC_SET_MUXA0__VARA_1__SHIFT) |
884 		(0x2 << UVD_MPC_SET_MUXA0__VARA_2__SHIFT) |
885 		(0x3 << UVD_MPC_SET_MUXA0__VARA_3__SHIFT) |
886 		(0x4 << UVD_MPC_SET_MUXA0__VARA_4__SHIFT)));
887 
888 	WREG32_SOC15(UVD, 0, mmUVD_MPC_SET_MUXB0,
889 		((0x1 << UVD_MPC_SET_MUXB0__VARB_1__SHIFT) |
890 		(0x2 << UVD_MPC_SET_MUXB0__VARB_2__SHIFT) |
891 		(0x3 << UVD_MPC_SET_MUXB0__VARB_3__SHIFT) |
892 		(0x4 << UVD_MPC_SET_MUXB0__VARB_4__SHIFT)));
893 
894 	WREG32_SOC15(UVD, 0, mmUVD_MPC_SET_MUX,
895 		((0x0 << UVD_MPC_SET_MUX__SET_0__SHIFT) |
896 		(0x1 << UVD_MPC_SET_MUX__SET_1__SHIFT) |
897 		(0x2 << UVD_MPC_SET_MUX__SET_2__SHIFT)));
898 
899 	vcn_v1_0_mc_resume_spg_mode(vinst);
900 
901 	WREG32_SOC15(UVD, 0, mmUVD_REG_XX_MASK_1_0, 0x10);
902 	WREG32_SOC15(UVD, 0, mmUVD_RBC_XX_IB_REG_CHECK_1_0,
903 		RREG32_SOC15(UVD, 0, mmUVD_RBC_XX_IB_REG_CHECK_1_0) | 0x3);
904 
905 	/* enable VCPU clock */
906 	WREG32_SOC15(UVD, 0, mmUVD_VCPU_CNTL, UVD_VCPU_CNTL__CLK_EN_MASK);
907 
908 	/* boot up the VCPU */
909 	WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_SOFT_RESET), 0,
910 			~UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK);
911 
912 	/* enable UMC */
913 	WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_CTRL2), 0,
914 			~UVD_LMI_CTRL2__STALL_ARB_UMC_MASK);
915 
916 	tmp = RREG32_SOC15(UVD, 0, mmUVD_SOFT_RESET);
917 	tmp &= ~UVD_SOFT_RESET__LMI_SOFT_RESET_MASK;
918 	tmp &= ~UVD_SOFT_RESET__LMI_UMC_SOFT_RESET_MASK;
919 	WREG32_SOC15(UVD, 0, mmUVD_SOFT_RESET, tmp);
920 
921 	for (i = 0; i < 10; ++i) {
922 		uint32_t status;
923 
924 		for (j = 0; j < 100; ++j) {
925 			status = RREG32_SOC15(UVD, 0, mmUVD_STATUS);
926 			if (status & UVD_STATUS__IDLE)
927 				break;
928 			mdelay(10);
929 		}
930 		r = 0;
931 		if (status & UVD_STATUS__IDLE)
932 			break;
933 
934 		DRM_ERROR("VCN decode not responding, trying to reset the VCPU!!!\n");
935 		WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_SOFT_RESET),
936 				UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK,
937 				~UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK);
938 		mdelay(10);
939 		WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_SOFT_RESET), 0,
940 				~UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK);
941 		mdelay(10);
942 		r = -1;
943 	}
944 
945 	if (r) {
946 		DRM_ERROR("VCN decode not responding, giving up!!!\n");
947 		return r;
948 	}
949 	/* enable master interrupt */
950 	WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_MASTINT_EN),
951 		UVD_MASTINT_EN__VCPU_EN_MASK, ~UVD_MASTINT_EN__VCPU_EN_MASK);
952 
953 	/* enable system interrupt for JRBC, TODO: move to set interrupt*/
954 	WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_SYS_INT_EN),
955 		UVD_SYS_INT_EN__UVD_JRBC_EN_MASK,
956 		~UVD_SYS_INT_EN__UVD_JRBC_EN_MASK);
957 
958 	/* clear the busy bit of UVD_STATUS */
959 	tmp = RREG32_SOC15(UVD, 0, mmUVD_STATUS) & ~UVD_STATUS__UVD_BUSY;
960 	WREG32_SOC15(UVD, 0, mmUVD_STATUS, tmp);
961 
962 	/* force RBC into idle state */
963 	rb_bufsz = order_base_2(ring->ring_size);
964 	tmp = REG_SET_FIELD(0, UVD_RBC_RB_CNTL, RB_BUFSZ, rb_bufsz);
965 	tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_BLKSZ, 1);
966 	tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_FETCH, 1);
967 	tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_UPDATE, 1);
968 	tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_RPTR_WR_EN, 1);
969 	WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_CNTL, tmp);
970 
971 	/* set the write pointer delay */
972 	WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR_CNTL, 0);
973 
974 	/* set the wb address */
975 	WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_RPTR_ADDR,
976 			(upper_32_bits(ring->gpu_addr) >> 2));
977 
978 	/* program the RB_BASE for ring buffer */
979 	WREG32_SOC15(UVD, 0, mmUVD_LMI_RBC_RB_64BIT_BAR_LOW,
980 			lower_32_bits(ring->gpu_addr));
981 	WREG32_SOC15(UVD, 0, mmUVD_LMI_RBC_RB_64BIT_BAR_HIGH,
982 			upper_32_bits(ring->gpu_addr));
983 
984 	/* Initialize the ring buffer's read and write pointers */
985 	WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_RPTR, 0);
986 
987 	WREG32_SOC15(UVD, 0, mmUVD_SCRATCH2, 0);
988 
989 	ring->wptr = RREG32_SOC15(UVD, 0, mmUVD_RBC_RB_RPTR);
990 	WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR,
991 			lower_32_bits(ring->wptr));
992 
993 	WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_RBC_RB_CNTL), 0,
994 			~UVD_RBC_RB_CNTL__RB_NO_FETCH_MASK);
995 
996 	ring = &adev->vcn.inst->ring_enc[0];
997 	WREG32_SOC15(UVD, 0, mmUVD_RB_RPTR, lower_32_bits(ring->wptr));
998 	WREG32_SOC15(UVD, 0, mmUVD_RB_WPTR, lower_32_bits(ring->wptr));
999 	WREG32_SOC15(UVD, 0, mmUVD_RB_BASE_LO, ring->gpu_addr);
1000 	WREG32_SOC15(UVD, 0, mmUVD_RB_BASE_HI, upper_32_bits(ring->gpu_addr));
1001 	WREG32_SOC15(UVD, 0, mmUVD_RB_SIZE, ring->ring_size / 4);
1002 
1003 	ring = &adev->vcn.inst->ring_enc[1];
1004 	WREG32_SOC15(UVD, 0, mmUVD_RB_RPTR2, lower_32_bits(ring->wptr));
1005 	WREG32_SOC15(UVD, 0, mmUVD_RB_WPTR2, lower_32_bits(ring->wptr));
1006 	WREG32_SOC15(UVD, 0, mmUVD_RB_BASE_LO2, ring->gpu_addr);
1007 	WREG32_SOC15(UVD, 0, mmUVD_RB_BASE_HI2, upper_32_bits(ring->gpu_addr));
1008 	WREG32_SOC15(UVD, 0, mmUVD_RB_SIZE2, ring->ring_size / 4);
1009 
1010 	jpeg_v1_0_start(adev, 0);
1011 
1012 	return 0;
1013 }
1014 
1015 static int vcn_v1_0_start_dpg_mode(struct amdgpu_vcn_inst *vinst)
1016 {
1017 	struct amdgpu_device *adev = vinst->adev;
1018 	struct amdgpu_ring *ring = &adev->vcn.inst->ring_dec;
1019 	uint32_t rb_bufsz, tmp;
1020 	uint32_t lmi_swap_cntl;
1021 
1022 	/* disable byte swapping */
1023 	lmi_swap_cntl = 0;
1024 
1025 	vcn_1_0_enable_static_power_gating(vinst);
1026 
1027 	/* enable dynamic power gating mode */
1028 	tmp = RREG32_SOC15(UVD, 0, mmUVD_POWER_STATUS);
1029 	tmp |= UVD_POWER_STATUS__UVD_PG_MODE_MASK;
1030 	tmp |= UVD_POWER_STATUS__UVD_PG_EN_MASK;
1031 	WREG32_SOC15(UVD, 0, mmUVD_POWER_STATUS, tmp);
1032 
1033 	/* enable clock gating */
1034 	vcn_v1_0_clock_gating_dpg_mode(vinst, 0);
1035 
1036 	/* enable VCPU clock */
1037 	tmp = (0xFF << UVD_VCPU_CNTL__PRB_TIMEOUT_VAL__SHIFT);
1038 	tmp |= UVD_VCPU_CNTL__CLK_EN_MASK;
1039 	tmp |= UVD_VCPU_CNTL__MIF_WR_LOW_THRESHOLD_BP_MASK;
1040 	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_VCPU_CNTL, tmp, 0xFFFFFFFF, 0);
1041 
1042 	/* disable interupt */
1043 	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_MASTINT_EN,
1044 			0, UVD_MASTINT_EN__VCPU_EN_MASK, 0);
1045 
1046 	/* initialize VCN memory controller */
1047 	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_LMI_CTRL,
1048 		(8 << UVD_LMI_CTRL__WRITE_CLEAN_TIMER__SHIFT) |
1049 		UVD_LMI_CTRL__WRITE_CLEAN_TIMER_EN_MASK |
1050 		UVD_LMI_CTRL__DATA_COHERENCY_EN_MASK |
1051 		UVD_LMI_CTRL__VCPU_DATA_COHERENCY_EN_MASK |
1052 		UVD_LMI_CTRL__REQ_MODE_MASK |
1053 		UVD_LMI_CTRL__CRC_RESET_MASK |
1054 		UVD_LMI_CTRL__MASK_MC_URGENT_MASK |
1055 		0x00100000L, 0xFFFFFFFF, 0);
1056 
1057 #ifdef __BIG_ENDIAN
1058 	/* swap (8 in 32) RB and IB */
1059 	lmi_swap_cntl = 0xa;
1060 #endif
1061 	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_LMI_SWAP_CNTL, lmi_swap_cntl, 0xFFFFFFFF, 0);
1062 
1063 	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_MPC_CNTL,
1064 		0x2 << UVD_MPC_CNTL__REPLACEMENT_MODE__SHIFT, 0xFFFFFFFF, 0);
1065 
1066 	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_MPC_SET_MUXA0,
1067 		((0x1 << UVD_MPC_SET_MUXA0__VARA_1__SHIFT) |
1068 		 (0x2 << UVD_MPC_SET_MUXA0__VARA_2__SHIFT) |
1069 		 (0x3 << UVD_MPC_SET_MUXA0__VARA_3__SHIFT) |
1070 		 (0x4 << UVD_MPC_SET_MUXA0__VARA_4__SHIFT)), 0xFFFFFFFF, 0);
1071 
1072 	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_MPC_SET_MUXB0,
1073 		((0x1 << UVD_MPC_SET_MUXB0__VARB_1__SHIFT) |
1074 		 (0x2 << UVD_MPC_SET_MUXB0__VARB_2__SHIFT) |
1075 		 (0x3 << UVD_MPC_SET_MUXB0__VARB_3__SHIFT) |
1076 		 (0x4 << UVD_MPC_SET_MUXB0__VARB_4__SHIFT)), 0xFFFFFFFF, 0);
1077 
1078 	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_MPC_SET_MUX,
1079 		((0x0 << UVD_MPC_SET_MUX__SET_0__SHIFT) |
1080 		 (0x1 << UVD_MPC_SET_MUX__SET_1__SHIFT) |
1081 		 (0x2 << UVD_MPC_SET_MUX__SET_2__SHIFT)), 0xFFFFFFFF, 0);
1082 
1083 	vcn_v1_0_mc_resume_dpg_mode(vinst);
1084 
1085 	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_REG_XX_MASK, 0x10, 0xFFFFFFFF, 0);
1086 	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_RBC_XX_IB_REG_CHECK, 0x3, 0xFFFFFFFF, 0);
1087 
1088 	/* boot up the VCPU */
1089 	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_SOFT_RESET, 0, 0xFFFFFFFF, 0);
1090 
1091 	/* enable UMC */
1092 	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_LMI_CTRL2,
1093 		0x1F << UVD_LMI_CTRL2__RE_OFLD_MIF_WR_REQ_NUM__SHIFT,
1094 		0xFFFFFFFF, 0);
1095 
1096 	/* enable master interrupt */
1097 	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_MASTINT_EN,
1098 			UVD_MASTINT_EN__VCPU_EN_MASK, UVD_MASTINT_EN__VCPU_EN_MASK, 0);
1099 
1100 	vcn_v1_0_clock_gating_dpg_mode(vinst, 1);
1101 	/* setup mmUVD_LMI_CTRL */
1102 	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_LMI_CTRL,
1103 		(8 << UVD_LMI_CTRL__WRITE_CLEAN_TIMER__SHIFT) |
1104 		UVD_LMI_CTRL__WRITE_CLEAN_TIMER_EN_MASK |
1105 		UVD_LMI_CTRL__DATA_COHERENCY_EN_MASK |
1106 		UVD_LMI_CTRL__VCPU_DATA_COHERENCY_EN_MASK |
1107 		UVD_LMI_CTRL__REQ_MODE_MASK |
1108 		UVD_LMI_CTRL__CRC_RESET_MASK |
1109 		UVD_LMI_CTRL__MASK_MC_URGENT_MASK |
1110 		0x00100000L, 0xFFFFFFFF, 1);
1111 
1112 	tmp = adev->gfx.config.gb_addr_config;
1113 	/* setup VCN global tiling registers */
1114 	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_JPEG_ADDR_CONFIG, tmp, 0xFFFFFFFF, 1);
1115 	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_JPEG_UV_ADDR_CONFIG, tmp, 0xFFFFFFFF, 1);
1116 
1117 	/* enable System Interrupt for JRBC */
1118 	WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_SYS_INT_EN,
1119 									UVD_SYS_INT_EN__UVD_JRBC_EN_MASK, 0xFFFFFFFF, 1);
1120 
1121 	/* force RBC into idle state */
1122 	rb_bufsz = order_base_2(ring->ring_size);
1123 	tmp = REG_SET_FIELD(0, UVD_RBC_RB_CNTL, RB_BUFSZ, rb_bufsz);
1124 	tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_BLKSZ, 1);
1125 	tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_FETCH, 1);
1126 	tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_UPDATE, 1);
1127 	tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_RPTR_WR_EN, 1);
1128 	WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_CNTL, tmp);
1129 
1130 	/* set the write pointer delay */
1131 	WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR_CNTL, 0);
1132 
1133 	/* set the wb address */
1134 	WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_RPTR_ADDR,
1135 								(upper_32_bits(ring->gpu_addr) >> 2));
1136 
1137 	/* program the RB_BASE for ring buffer */
1138 	WREG32_SOC15(UVD, 0, mmUVD_LMI_RBC_RB_64BIT_BAR_LOW,
1139 								lower_32_bits(ring->gpu_addr));
1140 	WREG32_SOC15(UVD, 0, mmUVD_LMI_RBC_RB_64BIT_BAR_HIGH,
1141 								upper_32_bits(ring->gpu_addr));
1142 
1143 	/* Initialize the ring buffer's read and write pointers */
1144 	WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_RPTR, 0);
1145 
1146 	WREG32_SOC15(UVD, 0, mmUVD_SCRATCH2, 0);
1147 
1148 	ring->wptr = RREG32_SOC15(UVD, 0, mmUVD_RBC_RB_RPTR);
1149 	WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR,
1150 								lower_32_bits(ring->wptr));
1151 
1152 	WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_RBC_RB_CNTL), 0,
1153 			~UVD_RBC_RB_CNTL__RB_NO_FETCH_MASK);
1154 
1155 	jpeg_v1_0_start(adev, 1);
1156 
1157 	return 0;
1158 }
1159 
1160 static int vcn_v1_0_start(struct amdgpu_vcn_inst *vinst)
1161 {
1162 	struct amdgpu_device *adev = vinst->adev;
1163 
1164 	return (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) ?
1165 		vcn_v1_0_start_dpg_mode(vinst) : vcn_v1_0_start_spg_mode(vinst);
1166 }
1167 
1168 /**
1169  * vcn_v1_0_stop_spg_mode - stop VCN block
1170  *
1171  * @vinst: VCN instance
1172  *
1173  * stop the VCN block
1174  */
1175 static int vcn_v1_0_stop_spg_mode(struct amdgpu_vcn_inst *vinst)
1176 {
1177 	struct amdgpu_device *adev = vinst->adev;
1178 	int tmp;
1179 
1180 	SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_STATUS, UVD_STATUS__IDLE, 0x7);
1181 
1182 	tmp = UVD_LMI_STATUS__VCPU_LMI_WRITE_CLEAN_MASK |
1183 		UVD_LMI_STATUS__READ_CLEAN_MASK |
1184 		UVD_LMI_STATUS__WRITE_CLEAN_MASK |
1185 		UVD_LMI_STATUS__WRITE_CLEAN_RAW_MASK;
1186 	SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_LMI_STATUS, tmp, tmp);
1187 
1188 	/* stall UMC channel */
1189 	WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_CTRL2),
1190 		UVD_LMI_CTRL2__STALL_ARB_UMC_MASK,
1191 		~UVD_LMI_CTRL2__STALL_ARB_UMC_MASK);
1192 
1193 	tmp = UVD_LMI_STATUS__UMC_READ_CLEAN_RAW_MASK |
1194 		UVD_LMI_STATUS__UMC_WRITE_CLEAN_RAW_MASK;
1195 	SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_LMI_STATUS, tmp, tmp);
1196 
1197 	/* disable VCPU clock */
1198 	WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_VCPU_CNTL), 0,
1199 		~UVD_VCPU_CNTL__CLK_EN_MASK);
1200 
1201 	/* reset LMI UMC/LMI */
1202 	WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_SOFT_RESET),
1203 		UVD_SOFT_RESET__LMI_UMC_SOFT_RESET_MASK,
1204 		~UVD_SOFT_RESET__LMI_UMC_SOFT_RESET_MASK);
1205 
1206 	WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_SOFT_RESET),
1207 		UVD_SOFT_RESET__LMI_SOFT_RESET_MASK,
1208 		~UVD_SOFT_RESET__LMI_SOFT_RESET_MASK);
1209 
1210 	/* put VCPU into reset */
1211 	WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_SOFT_RESET),
1212 		UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK,
1213 		~UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK);
1214 
1215 	WREG32_SOC15(UVD, 0, mmUVD_STATUS, 0);
1216 
1217 	vcn_v1_0_enable_clock_gating(vinst);
1218 	vcn_1_0_enable_static_power_gating(vinst);
1219 	return 0;
1220 }
1221 
1222 static int vcn_v1_0_stop_dpg_mode(struct amdgpu_vcn_inst *vinst)
1223 {
1224 	struct amdgpu_device *adev = vinst->adev;
1225 	uint32_t tmp;
1226 
1227 	/* Wait for power status to be UVD_POWER_STATUS__UVD_POWER_STATUS_TILES_OFF */
1228 	SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_POWER_STATUS,
1229 			UVD_POWER_STATUS__UVD_POWER_STATUS_TILES_OFF,
1230 			UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
1231 
1232 	/* wait for read ptr to be equal to write ptr */
1233 	tmp = RREG32_SOC15(UVD, 0, mmUVD_RB_WPTR);
1234 	SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_RB_RPTR, tmp, 0xFFFFFFFF);
1235 
1236 	tmp = RREG32_SOC15(UVD, 0, mmUVD_RB_WPTR2);
1237 	SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_RB_RPTR2, tmp, 0xFFFFFFFF);
1238 
1239 	tmp = RREG32_SOC15(UVD, 0, mmUVD_JRBC_RB_WPTR);
1240 	SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_JRBC_RB_RPTR, tmp, 0xFFFFFFFF);
1241 
1242 	tmp = RREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR) & 0x7FFFFFFF;
1243 	SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_RBC_RB_RPTR, tmp, 0xFFFFFFFF);
1244 
1245 	SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_POWER_STATUS,
1246 		UVD_POWER_STATUS__UVD_POWER_STATUS_TILES_OFF,
1247 		UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
1248 
1249 	/* disable dynamic power gating mode */
1250 	WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_POWER_STATUS), 0,
1251 			~UVD_POWER_STATUS__UVD_PG_MODE_MASK);
1252 
1253 	return 0;
1254 }
1255 
1256 static int vcn_v1_0_stop(struct amdgpu_vcn_inst *vinst)
1257 {
1258 	struct amdgpu_device *adev = vinst->adev;
1259 	int r;
1260 
1261 	if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG)
1262 		r = vcn_v1_0_stop_dpg_mode(vinst);
1263 	else
1264 		r = vcn_v1_0_stop_spg_mode(vinst);
1265 
1266 	return r;
1267 }
1268 
1269 static int vcn_v1_0_pause_dpg_mode(struct amdgpu_vcn_inst *vinst,
1270 				   struct dpg_pause_state *new_state)
1271 {
1272 	struct amdgpu_device *adev = vinst->adev;
1273 	int inst_idx = vinst->inst;
1274 	int ret_code;
1275 	uint32_t reg_data = 0;
1276 	uint32_t reg_data2 = 0;
1277 	struct amdgpu_ring *ring;
1278 
1279 	/* pause/unpause if state is changed */
1280 	if (adev->vcn.inst[inst_idx].pause_state.fw_based != new_state->fw_based) {
1281 		DRM_DEBUG("dpg pause state changed %d:%d -> %d:%d",
1282 			adev->vcn.inst[inst_idx].pause_state.fw_based,
1283 			adev->vcn.inst[inst_idx].pause_state.jpeg,
1284 			new_state->fw_based, new_state->jpeg);
1285 
1286 		reg_data = RREG32_SOC15(UVD, 0, mmUVD_DPG_PAUSE) &
1287 			(~UVD_DPG_PAUSE__NJ_PAUSE_DPG_ACK_MASK);
1288 
1289 		if (new_state->fw_based == VCN_DPG_STATE__PAUSE) {
1290 			ret_code = 0;
1291 
1292 			if (!(reg_data & UVD_DPG_PAUSE__JPEG_PAUSE_DPG_ACK_MASK))
1293 				ret_code = SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_POWER_STATUS,
1294 						   UVD_POWER_STATUS__UVD_POWER_STATUS_TILES_OFF,
1295 						   UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
1296 
1297 			if (!ret_code) {
1298 				/* pause DPG non-jpeg */
1299 				reg_data |= UVD_DPG_PAUSE__NJ_PAUSE_DPG_REQ_MASK;
1300 				WREG32_SOC15(UVD, 0, mmUVD_DPG_PAUSE, reg_data);
1301 				SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_DPG_PAUSE,
1302 						   UVD_DPG_PAUSE__NJ_PAUSE_DPG_ACK_MASK,
1303 						   UVD_DPG_PAUSE__NJ_PAUSE_DPG_ACK_MASK);
1304 
1305 				/* Restore */
1306 				ring = &adev->vcn.inst->ring_enc[0];
1307 				WREG32_SOC15(UVD, 0, mmUVD_RB_BASE_LO, ring->gpu_addr);
1308 				WREG32_SOC15(UVD, 0, mmUVD_RB_BASE_HI, upper_32_bits(ring->gpu_addr));
1309 				WREG32_SOC15(UVD, 0, mmUVD_RB_SIZE, ring->ring_size / 4);
1310 				WREG32_SOC15(UVD, 0, mmUVD_RB_RPTR, lower_32_bits(ring->wptr));
1311 				WREG32_SOC15(UVD, 0, mmUVD_RB_WPTR, lower_32_bits(ring->wptr));
1312 
1313 				ring = &adev->vcn.inst->ring_enc[1];
1314 				WREG32_SOC15(UVD, 0, mmUVD_RB_BASE_LO2, ring->gpu_addr);
1315 				WREG32_SOC15(UVD, 0, mmUVD_RB_BASE_HI2, upper_32_bits(ring->gpu_addr));
1316 				WREG32_SOC15(UVD, 0, mmUVD_RB_SIZE2, ring->ring_size / 4);
1317 				WREG32_SOC15(UVD, 0, mmUVD_RB_RPTR2, lower_32_bits(ring->wptr));
1318 				WREG32_SOC15(UVD, 0, mmUVD_RB_WPTR2, lower_32_bits(ring->wptr));
1319 
1320 				ring = &adev->vcn.inst->ring_dec;
1321 				WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR,
1322 						   RREG32_SOC15(UVD, 0, mmUVD_SCRATCH2) & 0x7FFFFFFF);
1323 				SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_POWER_STATUS,
1324 						   UVD_PGFSM_CONFIG__UVDM_UVDU_PWR_ON,
1325 						   UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
1326 			}
1327 		} else {
1328 			/* unpause dpg non-jpeg, no need to wait */
1329 			reg_data &= ~UVD_DPG_PAUSE__NJ_PAUSE_DPG_REQ_MASK;
1330 			WREG32_SOC15(UVD, 0, mmUVD_DPG_PAUSE, reg_data);
1331 		}
1332 		adev->vcn.inst[inst_idx].pause_state.fw_based = new_state->fw_based;
1333 	}
1334 
1335 	/* pause/unpause if state is changed */
1336 	if (adev->vcn.inst[inst_idx].pause_state.jpeg != new_state->jpeg) {
1337 		DRM_DEBUG("dpg pause state changed %d:%d -> %d:%d",
1338 			adev->vcn.inst[inst_idx].pause_state.fw_based,
1339 			adev->vcn.inst[inst_idx].pause_state.jpeg,
1340 			new_state->fw_based, new_state->jpeg);
1341 
1342 		reg_data = RREG32_SOC15(UVD, 0, mmUVD_DPG_PAUSE) &
1343 			(~UVD_DPG_PAUSE__JPEG_PAUSE_DPG_ACK_MASK);
1344 
1345 		if (new_state->jpeg == VCN_DPG_STATE__PAUSE) {
1346 			ret_code = 0;
1347 
1348 			if (!(reg_data & UVD_DPG_PAUSE__NJ_PAUSE_DPG_ACK_MASK))
1349 				ret_code = SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_POWER_STATUS,
1350 						   UVD_POWER_STATUS__UVD_POWER_STATUS_TILES_OFF,
1351 						   UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
1352 
1353 			if (!ret_code) {
1354 				/* Make sure JPRG Snoop is disabled before sending the pause */
1355 				reg_data2 = RREG32_SOC15(UVD, 0, mmUVD_POWER_STATUS);
1356 				reg_data2 |= UVD_POWER_STATUS__JRBC_SNOOP_DIS_MASK;
1357 				WREG32_SOC15(UVD, 0, mmUVD_POWER_STATUS, reg_data2);
1358 
1359 				/* pause DPG jpeg */
1360 				reg_data |= UVD_DPG_PAUSE__JPEG_PAUSE_DPG_REQ_MASK;
1361 				WREG32_SOC15(UVD, 0, mmUVD_DPG_PAUSE, reg_data);
1362 				SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_DPG_PAUSE,
1363 							UVD_DPG_PAUSE__JPEG_PAUSE_DPG_ACK_MASK,
1364 							UVD_DPG_PAUSE__JPEG_PAUSE_DPG_ACK_MASK);
1365 
1366 				/* Restore */
1367 				ring = adev->jpeg.inst->ring_dec;
1368 				WREG32_SOC15(UVD, 0, mmUVD_LMI_JRBC_RB_VMID, 0);
1369 				WREG32_SOC15(UVD, 0, mmUVD_JRBC_RB_CNTL,
1370 							UVD_JRBC_RB_CNTL__RB_NO_FETCH_MASK |
1371 							UVD_JRBC_RB_CNTL__RB_RPTR_WR_EN_MASK);
1372 				WREG32_SOC15(UVD, 0, mmUVD_LMI_JRBC_RB_64BIT_BAR_LOW,
1373 							lower_32_bits(ring->gpu_addr));
1374 				WREG32_SOC15(UVD, 0, mmUVD_LMI_JRBC_RB_64BIT_BAR_HIGH,
1375 							upper_32_bits(ring->gpu_addr));
1376 				WREG32_SOC15(UVD, 0, mmUVD_JRBC_RB_RPTR, ring->wptr);
1377 				WREG32_SOC15(UVD, 0, mmUVD_JRBC_RB_WPTR, ring->wptr);
1378 				WREG32_SOC15(UVD, 0, mmUVD_JRBC_RB_CNTL,
1379 							UVD_JRBC_RB_CNTL__RB_RPTR_WR_EN_MASK);
1380 
1381 				ring = &adev->vcn.inst->ring_dec;
1382 				WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR,
1383 						   RREG32_SOC15(UVD, 0, mmUVD_SCRATCH2) & 0x7FFFFFFF);
1384 				SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_POWER_STATUS,
1385 						   UVD_PGFSM_CONFIG__UVDM_UVDU_PWR_ON,
1386 						   UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
1387 			}
1388 		} else {
1389 			/* unpause dpg jpeg, no need to wait */
1390 			reg_data &= ~UVD_DPG_PAUSE__JPEG_PAUSE_DPG_REQ_MASK;
1391 			WREG32_SOC15(UVD, 0, mmUVD_DPG_PAUSE, reg_data);
1392 		}
1393 		adev->vcn.inst[inst_idx].pause_state.jpeg = new_state->jpeg;
1394 	}
1395 
1396 	return 0;
1397 }
1398 
1399 static bool vcn_v1_0_is_idle(struct amdgpu_ip_block *ip_block)
1400 {
1401 	struct amdgpu_device *adev = ip_block->adev;
1402 
1403 	return (RREG32_SOC15(VCN, 0, mmUVD_STATUS) == UVD_STATUS__IDLE);
1404 }
1405 
1406 static int vcn_v1_0_wait_for_idle(struct amdgpu_ip_block *ip_block)
1407 {
1408 	struct amdgpu_device *adev = ip_block->adev;
1409 	int ret;
1410 
1411 	ret = SOC15_WAIT_ON_RREG(VCN, 0, mmUVD_STATUS, UVD_STATUS__IDLE,
1412 		UVD_STATUS__IDLE);
1413 
1414 	return ret;
1415 }
1416 
1417 static int vcn_v1_0_set_clockgating_state(struct amdgpu_ip_block *ip_block,
1418 					  enum amd_clockgating_state state)
1419 {
1420 	struct amdgpu_device *adev = ip_block->adev;
1421 	struct amdgpu_vcn_inst *vinst = adev->vcn.inst;
1422 	bool enable = (state == AMD_CG_STATE_GATE);
1423 
1424 	if (enable) {
1425 		/* wait for STATUS to clear */
1426 		if (!vcn_v1_0_is_idle(ip_block))
1427 			return -EBUSY;
1428 		vcn_v1_0_enable_clock_gating(vinst);
1429 	} else {
1430 		/* disable HW gating and enable Sw gating */
1431 		vcn_v1_0_disable_clock_gating(vinst);
1432 	}
1433 	return 0;
1434 }
1435 
1436 /**
1437  * vcn_v1_0_dec_ring_get_rptr - get read pointer
1438  *
1439  * @ring: amdgpu_ring pointer
1440  *
1441  * Returns the current hardware read pointer
1442  */
1443 static uint64_t vcn_v1_0_dec_ring_get_rptr(struct amdgpu_ring *ring)
1444 {
1445 	struct amdgpu_device *adev = ring->adev;
1446 
1447 	return RREG32_SOC15(UVD, 0, mmUVD_RBC_RB_RPTR);
1448 }
1449 
1450 /**
1451  * vcn_v1_0_dec_ring_get_wptr - get write pointer
1452  *
1453  * @ring: amdgpu_ring pointer
1454  *
1455  * Returns the current hardware write pointer
1456  */
1457 static uint64_t vcn_v1_0_dec_ring_get_wptr(struct amdgpu_ring *ring)
1458 {
1459 	struct amdgpu_device *adev = ring->adev;
1460 
1461 	return RREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR);
1462 }
1463 
1464 /**
1465  * vcn_v1_0_dec_ring_set_wptr - set write pointer
1466  *
1467  * @ring: amdgpu_ring pointer
1468  *
1469  * Commits the write pointer to the hardware
1470  */
1471 static void vcn_v1_0_dec_ring_set_wptr(struct amdgpu_ring *ring)
1472 {
1473 	struct amdgpu_device *adev = ring->adev;
1474 
1475 	if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG)
1476 		WREG32_SOC15(UVD, 0, mmUVD_SCRATCH2,
1477 			lower_32_bits(ring->wptr) | 0x80000000);
1478 
1479 	WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR, lower_32_bits(ring->wptr));
1480 }
1481 
1482 /**
1483  * vcn_v1_0_dec_ring_insert_start - insert a start command
1484  *
1485  * @ring: amdgpu_ring pointer
1486  *
1487  * Write a start command to the ring.
1488  */
1489 static void vcn_v1_0_dec_ring_insert_start(struct amdgpu_ring *ring)
1490 {
1491 	struct amdgpu_device *adev = ring->adev;
1492 
1493 	amdgpu_ring_write(ring,
1494 		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA0), 0));
1495 	amdgpu_ring_write(ring, 0);
1496 	amdgpu_ring_write(ring,
1497 		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_CMD), 0));
1498 	amdgpu_ring_write(ring, VCN_DEC_CMD_PACKET_START << 1);
1499 }
1500 
1501 /**
1502  * vcn_v1_0_dec_ring_insert_end - insert a end command
1503  *
1504  * @ring: amdgpu_ring pointer
1505  *
1506  * Write a end command to the ring.
1507  */
1508 static void vcn_v1_0_dec_ring_insert_end(struct amdgpu_ring *ring)
1509 {
1510 	struct amdgpu_device *adev = ring->adev;
1511 
1512 	amdgpu_ring_write(ring,
1513 		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_CMD), 0));
1514 	amdgpu_ring_write(ring, VCN_DEC_CMD_PACKET_END << 1);
1515 }
1516 
1517 /**
1518  * vcn_v1_0_dec_ring_emit_fence - emit an fence & trap command
1519  *
1520  * @ring: amdgpu_ring pointer
1521  * @addr: address
1522  * @seq: sequence number
1523  * @flags: fence related flags
1524  *
1525  * Write a fence and a trap command to the ring.
1526  */
1527 static void vcn_v1_0_dec_ring_emit_fence(struct amdgpu_ring *ring, u64 addr, u64 seq,
1528 				     unsigned flags)
1529 {
1530 	struct amdgpu_device *adev = ring->adev;
1531 
1532 	WARN_ON(flags & AMDGPU_FENCE_FLAG_64BIT);
1533 
1534 	amdgpu_ring_write(ring,
1535 		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_CONTEXT_ID), 0));
1536 	amdgpu_ring_write(ring, seq);
1537 	amdgpu_ring_write(ring,
1538 		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA0), 0));
1539 	amdgpu_ring_write(ring, addr & 0xffffffff);
1540 	amdgpu_ring_write(ring,
1541 		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA1), 0));
1542 	amdgpu_ring_write(ring, upper_32_bits(addr) & 0xff);
1543 	amdgpu_ring_write(ring,
1544 		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_CMD), 0));
1545 	amdgpu_ring_write(ring, VCN_DEC_CMD_FENCE << 1);
1546 
1547 	amdgpu_ring_write(ring,
1548 		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA0), 0));
1549 	amdgpu_ring_write(ring, 0);
1550 	amdgpu_ring_write(ring,
1551 		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA1), 0));
1552 	amdgpu_ring_write(ring, 0);
1553 	amdgpu_ring_write(ring,
1554 		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_CMD), 0));
1555 	amdgpu_ring_write(ring, VCN_DEC_CMD_TRAP << 1);
1556 }
1557 
1558 /**
1559  * vcn_v1_0_dec_ring_emit_ib - execute indirect buffer
1560  *
1561  * @ring: amdgpu_ring pointer
1562  * @job: job to retrieve vmid from
1563  * @ib: indirect buffer to execute
1564  * @flags: unused
1565  *
1566  * Write ring commands to execute the indirect buffer
1567  */
1568 static void vcn_v1_0_dec_ring_emit_ib(struct amdgpu_ring *ring,
1569 					struct amdgpu_job *job,
1570 					struct amdgpu_ib *ib,
1571 					uint32_t flags)
1572 {
1573 	struct amdgpu_device *adev = ring->adev;
1574 	unsigned vmid = AMDGPU_JOB_GET_VMID(job);
1575 
1576 	amdgpu_ring_write(ring,
1577 		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_RBC_IB_VMID), 0));
1578 	amdgpu_ring_write(ring, vmid);
1579 
1580 	amdgpu_ring_write(ring,
1581 		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_RBC_IB_64BIT_BAR_LOW), 0));
1582 	amdgpu_ring_write(ring, lower_32_bits(ib->gpu_addr));
1583 	amdgpu_ring_write(ring,
1584 		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_RBC_IB_64BIT_BAR_HIGH), 0));
1585 	amdgpu_ring_write(ring, upper_32_bits(ib->gpu_addr));
1586 	amdgpu_ring_write(ring,
1587 		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_RBC_IB_SIZE), 0));
1588 	amdgpu_ring_write(ring, ib->length_dw);
1589 }
1590 
1591 static void vcn_v1_0_dec_ring_emit_reg_wait(struct amdgpu_ring *ring,
1592 					    uint32_t reg, uint32_t val,
1593 					    uint32_t mask)
1594 {
1595 	struct amdgpu_device *adev = ring->adev;
1596 
1597 	amdgpu_ring_write(ring,
1598 		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA0), 0));
1599 	amdgpu_ring_write(ring, reg << 2);
1600 	amdgpu_ring_write(ring,
1601 		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA1), 0));
1602 	amdgpu_ring_write(ring, val);
1603 	amdgpu_ring_write(ring,
1604 		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GP_SCRATCH8), 0));
1605 	amdgpu_ring_write(ring, mask);
1606 	amdgpu_ring_write(ring,
1607 		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_CMD), 0));
1608 	amdgpu_ring_write(ring, VCN_DEC_CMD_REG_READ_COND_WAIT << 1);
1609 }
1610 
1611 static void vcn_v1_0_dec_ring_emit_vm_flush(struct amdgpu_ring *ring,
1612 					    unsigned vmid, uint64_t pd_addr)
1613 {
1614 	struct amdgpu_vmhub *hub = &ring->adev->vmhub[ring->vm_hub];
1615 	uint32_t data0, data1, mask;
1616 
1617 	pd_addr = amdgpu_gmc_emit_flush_gpu_tlb(ring, vmid, pd_addr);
1618 
1619 	/* wait for register write */
1620 	data0 = hub->ctx0_ptb_addr_lo32 + vmid * hub->ctx_addr_distance;
1621 	data1 = lower_32_bits(pd_addr);
1622 	mask = 0xffffffff;
1623 	vcn_v1_0_dec_ring_emit_reg_wait(ring, data0, data1, mask);
1624 }
1625 
1626 static void vcn_v1_0_dec_ring_emit_wreg(struct amdgpu_ring *ring,
1627 					uint32_t reg, uint32_t val)
1628 {
1629 	struct amdgpu_device *adev = ring->adev;
1630 
1631 	amdgpu_ring_write(ring,
1632 		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA0), 0));
1633 	amdgpu_ring_write(ring, reg << 2);
1634 	amdgpu_ring_write(ring,
1635 		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA1), 0));
1636 	amdgpu_ring_write(ring, val);
1637 	amdgpu_ring_write(ring,
1638 		PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_CMD), 0));
1639 	amdgpu_ring_write(ring, VCN_DEC_CMD_WRITE_REG << 1);
1640 }
1641 
1642 /**
1643  * vcn_v1_0_enc_ring_get_rptr - get enc read pointer
1644  *
1645  * @ring: amdgpu_ring pointer
1646  *
1647  * Returns the current hardware enc read pointer
1648  */
1649 static uint64_t vcn_v1_0_enc_ring_get_rptr(struct amdgpu_ring *ring)
1650 {
1651 	struct amdgpu_device *adev = ring->adev;
1652 
1653 	if (ring == &adev->vcn.inst->ring_enc[0])
1654 		return RREG32_SOC15(UVD, 0, mmUVD_RB_RPTR);
1655 	else
1656 		return RREG32_SOC15(UVD, 0, mmUVD_RB_RPTR2);
1657 }
1658 
1659  /**
1660  * vcn_v1_0_enc_ring_get_wptr - get enc write pointer
1661  *
1662  * @ring: amdgpu_ring pointer
1663  *
1664  * Returns the current hardware enc write pointer
1665  */
1666 static uint64_t vcn_v1_0_enc_ring_get_wptr(struct amdgpu_ring *ring)
1667 {
1668 	struct amdgpu_device *adev = ring->adev;
1669 
1670 	if (ring == &adev->vcn.inst->ring_enc[0])
1671 		return RREG32_SOC15(UVD, 0, mmUVD_RB_WPTR);
1672 	else
1673 		return RREG32_SOC15(UVD, 0, mmUVD_RB_WPTR2);
1674 }
1675 
1676  /**
1677  * vcn_v1_0_enc_ring_set_wptr - set enc write pointer
1678  *
1679  * @ring: amdgpu_ring pointer
1680  *
1681  * Commits the enc write pointer to the hardware
1682  */
1683 static void vcn_v1_0_enc_ring_set_wptr(struct amdgpu_ring *ring)
1684 {
1685 	struct amdgpu_device *adev = ring->adev;
1686 
1687 	if (ring == &adev->vcn.inst->ring_enc[0])
1688 		WREG32_SOC15(UVD, 0, mmUVD_RB_WPTR,
1689 			lower_32_bits(ring->wptr));
1690 	else
1691 		WREG32_SOC15(UVD, 0, mmUVD_RB_WPTR2,
1692 			lower_32_bits(ring->wptr));
1693 }
1694 
1695 /**
1696  * vcn_v1_0_enc_ring_emit_fence - emit an enc fence & trap command
1697  *
1698  * @ring: amdgpu_ring pointer
1699  * @addr: address
1700  * @seq: sequence number
1701  * @flags: fence related flags
1702  *
1703  * Write enc a fence and a trap command to the ring.
1704  */
1705 static void vcn_v1_0_enc_ring_emit_fence(struct amdgpu_ring *ring, u64 addr,
1706 			u64 seq, unsigned flags)
1707 {
1708 	WARN_ON(flags & AMDGPU_FENCE_FLAG_64BIT);
1709 
1710 	amdgpu_ring_write(ring, VCN_ENC_CMD_FENCE);
1711 	amdgpu_ring_write(ring, addr);
1712 	amdgpu_ring_write(ring, upper_32_bits(addr));
1713 	amdgpu_ring_write(ring, seq);
1714 	amdgpu_ring_write(ring, VCN_ENC_CMD_TRAP);
1715 }
1716 
1717 static void vcn_v1_0_enc_ring_insert_end(struct amdgpu_ring *ring)
1718 {
1719 	amdgpu_ring_write(ring, VCN_ENC_CMD_END);
1720 }
1721 
1722 /**
1723  * vcn_v1_0_enc_ring_emit_ib - enc execute indirect buffer
1724  *
1725  * @ring: amdgpu_ring pointer
1726  * @job: job to retrive vmid from
1727  * @ib: indirect buffer to execute
1728  * @flags: unused
1729  *
1730  * Write enc ring commands to execute the indirect buffer
1731  */
1732 static void vcn_v1_0_enc_ring_emit_ib(struct amdgpu_ring *ring,
1733 					struct amdgpu_job *job,
1734 					struct amdgpu_ib *ib,
1735 					uint32_t flags)
1736 {
1737 	unsigned vmid = AMDGPU_JOB_GET_VMID(job);
1738 
1739 	amdgpu_ring_write(ring, VCN_ENC_CMD_IB);
1740 	amdgpu_ring_write(ring, vmid);
1741 	amdgpu_ring_write(ring, lower_32_bits(ib->gpu_addr));
1742 	amdgpu_ring_write(ring, upper_32_bits(ib->gpu_addr));
1743 	amdgpu_ring_write(ring, ib->length_dw);
1744 }
1745 
1746 static void vcn_v1_0_enc_ring_emit_reg_wait(struct amdgpu_ring *ring,
1747 					    uint32_t reg, uint32_t val,
1748 					    uint32_t mask)
1749 {
1750 	amdgpu_ring_write(ring, VCN_ENC_CMD_REG_WAIT);
1751 	amdgpu_ring_write(ring, reg << 2);
1752 	amdgpu_ring_write(ring, mask);
1753 	amdgpu_ring_write(ring, val);
1754 }
1755 
1756 static void vcn_v1_0_enc_ring_emit_vm_flush(struct amdgpu_ring *ring,
1757 					    unsigned int vmid, uint64_t pd_addr)
1758 {
1759 	struct amdgpu_vmhub *hub = &ring->adev->vmhub[ring->vm_hub];
1760 
1761 	pd_addr = amdgpu_gmc_emit_flush_gpu_tlb(ring, vmid, pd_addr);
1762 
1763 	/* wait for reg writes */
1764 	vcn_v1_0_enc_ring_emit_reg_wait(ring, hub->ctx0_ptb_addr_lo32 +
1765 					vmid * hub->ctx_addr_distance,
1766 					lower_32_bits(pd_addr), 0xffffffff);
1767 }
1768 
1769 static void vcn_v1_0_enc_ring_emit_wreg(struct amdgpu_ring *ring,
1770 					uint32_t reg, uint32_t val)
1771 {
1772 	amdgpu_ring_write(ring, VCN_ENC_CMD_REG_WRITE);
1773 	amdgpu_ring_write(ring,	reg << 2);
1774 	amdgpu_ring_write(ring, val);
1775 }
1776 
1777 static int vcn_v1_0_set_interrupt_state(struct amdgpu_device *adev,
1778 					struct amdgpu_irq_src *source,
1779 					unsigned type,
1780 					enum amdgpu_interrupt_state state)
1781 {
1782 	return 0;
1783 }
1784 
1785 static int vcn_v1_0_process_interrupt(struct amdgpu_device *adev,
1786 				      struct amdgpu_irq_src *source,
1787 				      struct amdgpu_iv_entry *entry)
1788 {
1789 	DRM_DEBUG("IH: VCN TRAP\n");
1790 
1791 	switch (entry->src_id) {
1792 	case 124:
1793 		amdgpu_fence_process(&adev->vcn.inst->ring_dec);
1794 		break;
1795 	case 119:
1796 		amdgpu_fence_process(&adev->vcn.inst->ring_enc[0]);
1797 		break;
1798 	case 120:
1799 		amdgpu_fence_process(&adev->vcn.inst->ring_enc[1]);
1800 		break;
1801 	default:
1802 		DRM_ERROR("Unhandled interrupt: %d %d\n",
1803 			  entry->src_id, entry->src_data[0]);
1804 		break;
1805 	}
1806 
1807 	return 0;
1808 }
1809 
1810 static void vcn_v1_0_dec_ring_insert_nop(struct amdgpu_ring *ring, uint32_t count)
1811 {
1812 	struct amdgpu_device *adev = ring->adev;
1813 	int i;
1814 
1815 	WARN_ON(ring->wptr % 2 || count % 2);
1816 
1817 	for (i = 0; i < count / 2; i++) {
1818 		amdgpu_ring_write(ring, PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_NO_OP), 0));
1819 		amdgpu_ring_write(ring, 0);
1820 	}
1821 }
1822 
1823 static int vcn_v1_0_set_pg_state(struct amdgpu_vcn_inst *vinst,
1824 				 enum amd_powergating_state state)
1825 {
1826 	/* This doesn't actually powergate the VCN block.
1827 	 * That's done in the dpm code via the SMC.  This
1828 	 * just re-inits the block as necessary.  The actual
1829 	 * gating still happens in the dpm code.  We should
1830 	 * revisit this when there is a cleaner line between
1831 	 * the smc and the hw blocks
1832 	 */
1833 	int ret;
1834 
1835 	if (state == vinst->cur_state)
1836 		return 0;
1837 
1838 	if (state == AMD_PG_STATE_GATE)
1839 		ret = vcn_v1_0_stop(vinst);
1840 	else
1841 		ret = vcn_v1_0_start(vinst);
1842 
1843 	if (!ret)
1844 		vinst->cur_state = state;
1845 
1846 	return ret;
1847 }
1848 
1849 static void vcn_v1_0_idle_work_handler(struct work_struct *work)
1850 {
1851 	struct amdgpu_vcn_inst *vcn_inst =
1852 		container_of(work, struct amdgpu_vcn_inst, idle_work.work);
1853 	struct amdgpu_device *adev = vcn_inst->adev;
1854 	unsigned int fences = 0, i;
1855 
1856 	for (i = 0; i < adev->vcn.inst[0].num_enc_rings; ++i)
1857 		fences += amdgpu_fence_count_emitted(&adev->vcn.inst->ring_enc[i]);
1858 
1859 	if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) {
1860 		struct dpg_pause_state new_state;
1861 
1862 		if (fences)
1863 			new_state.fw_based = VCN_DPG_STATE__PAUSE;
1864 		else
1865 			new_state.fw_based = VCN_DPG_STATE__UNPAUSE;
1866 
1867 		if (amdgpu_fence_count_emitted(adev->jpeg.inst->ring_dec))
1868 			new_state.jpeg = VCN_DPG_STATE__PAUSE;
1869 		else
1870 			new_state.jpeg = VCN_DPG_STATE__UNPAUSE;
1871 
1872 		adev->vcn.inst->pause_dpg_mode(vcn_inst, &new_state);
1873 	}
1874 
1875 	fences += amdgpu_fence_count_emitted(adev->jpeg.inst->ring_dec);
1876 	fences += amdgpu_fence_count_emitted(&adev->vcn.inst->ring_dec);
1877 
1878 	if (fences == 0) {
1879 		amdgpu_gfx_off_ctrl(adev, true);
1880 		if (adev->pm.dpm_enabled)
1881 			amdgpu_dpm_enable_vcn(adev, false, 0);
1882 		else
1883 			amdgpu_device_ip_set_powergating_state(adev, AMD_IP_BLOCK_TYPE_VCN,
1884 			       AMD_PG_STATE_GATE);
1885 	} else {
1886 		schedule_delayed_work(&adev->vcn.inst[0].idle_work, VCN_IDLE_TIMEOUT);
1887 	}
1888 }
1889 
1890 static void vcn_v1_0_ring_begin_use(struct amdgpu_ring *ring)
1891 {
1892 	struct	amdgpu_device *adev = ring->adev;
1893 	bool set_clocks = !cancel_delayed_work_sync(&adev->vcn.inst[0].idle_work);
1894 
1895 	mutex_lock(&adev->vcn.inst[0].vcn1_jpeg1_workaround);
1896 
1897 	if (amdgpu_fence_wait_empty(ring->adev->jpeg.inst->ring_dec))
1898 		DRM_ERROR("VCN dec: jpeg dec ring may not be empty\n");
1899 
1900 	vcn_v1_0_set_pg_for_begin_use(ring, set_clocks);
1901 
1902 }
1903 
1904 void vcn_v1_0_set_pg_for_begin_use(struct amdgpu_ring *ring, bool set_clocks)
1905 {
1906 	struct amdgpu_device *adev = ring->adev;
1907 
1908 	if (set_clocks) {
1909 		amdgpu_gfx_off_ctrl(adev, false);
1910 		if (adev->pm.dpm_enabled)
1911 			amdgpu_dpm_enable_vcn(adev, true, 0);
1912 		else
1913 			amdgpu_device_ip_set_powergating_state(adev, AMD_IP_BLOCK_TYPE_VCN,
1914 			       AMD_PG_STATE_UNGATE);
1915 	}
1916 
1917 	if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) {
1918 		struct dpg_pause_state new_state;
1919 		unsigned int fences = 0, i;
1920 
1921 		for (i = 0; i < adev->vcn.inst[0].num_enc_rings; ++i)
1922 			fences += amdgpu_fence_count_emitted(&adev->vcn.inst->ring_enc[i]);
1923 
1924 		if (fences)
1925 			new_state.fw_based = VCN_DPG_STATE__PAUSE;
1926 		else
1927 			new_state.fw_based = VCN_DPG_STATE__UNPAUSE;
1928 
1929 		if (amdgpu_fence_count_emitted(adev->jpeg.inst->ring_dec))
1930 			new_state.jpeg = VCN_DPG_STATE__PAUSE;
1931 		else
1932 			new_state.jpeg = VCN_DPG_STATE__UNPAUSE;
1933 
1934 		if (ring->funcs->type == AMDGPU_RING_TYPE_VCN_ENC)
1935 			new_state.fw_based = VCN_DPG_STATE__PAUSE;
1936 		else if (ring->funcs->type == AMDGPU_RING_TYPE_VCN_JPEG)
1937 			new_state.jpeg = VCN_DPG_STATE__PAUSE;
1938 
1939 		adev->vcn.inst->pause_dpg_mode(adev->vcn.inst, &new_state);
1940 	}
1941 }
1942 
1943 void vcn_v1_0_ring_end_use(struct amdgpu_ring *ring)
1944 {
1945 	schedule_delayed_work(&ring->adev->vcn.inst[0].idle_work, VCN_IDLE_TIMEOUT);
1946 	mutex_unlock(&ring->adev->vcn.inst[0].vcn1_jpeg1_workaround);
1947 }
1948 
1949 static void vcn_v1_0_print_ip_state(struct amdgpu_ip_block *ip_block, struct drm_printer *p)
1950 {
1951 	struct amdgpu_device *adev = ip_block->adev;
1952 	int i, j;
1953 	uint32_t reg_count = ARRAY_SIZE(vcn_reg_list_1_0);
1954 	uint32_t inst_off, is_powered;
1955 
1956 	if (!adev->vcn.ip_dump)
1957 		return;
1958 
1959 	drm_printf(p, "num_instances:%d\n", adev->vcn.num_vcn_inst);
1960 	for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
1961 		if (adev->vcn.harvest_config & (1 << i)) {
1962 			drm_printf(p, "\nHarvested Instance:VCN%d Skipping dump\n", i);
1963 			continue;
1964 		}
1965 
1966 		inst_off = i * reg_count;
1967 		is_powered = (adev->vcn.ip_dump[inst_off] &
1968 				UVD_POWER_STATUS__UVD_POWER_STATUS_MASK) != 1;
1969 
1970 		if (is_powered) {
1971 			drm_printf(p, "\nActive Instance:VCN%d\n", i);
1972 			for (j = 0; j < reg_count; j++)
1973 				drm_printf(p, "%-50s \t 0x%08x\n", vcn_reg_list_1_0[j].reg_name,
1974 					   adev->vcn.ip_dump[inst_off + j]);
1975 		} else {
1976 			drm_printf(p, "\nInactive Instance:VCN%d\n", i);
1977 		}
1978 	}
1979 }
1980 
1981 static void vcn_v1_0_dump_ip_state(struct amdgpu_ip_block *ip_block)
1982 {
1983 	struct amdgpu_device *adev = ip_block->adev;
1984 	int i, j;
1985 	bool is_powered;
1986 	uint32_t inst_off;
1987 	uint32_t reg_count = ARRAY_SIZE(vcn_reg_list_1_0);
1988 
1989 	if (!adev->vcn.ip_dump)
1990 		return;
1991 
1992 	for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
1993 		if (adev->vcn.harvest_config & (1 << i))
1994 			continue;
1995 
1996 		inst_off = i * reg_count;
1997 		/* mmUVD_POWER_STATUS is always readable and is first element of the array */
1998 		adev->vcn.ip_dump[inst_off] = RREG32_SOC15(VCN, i, mmUVD_POWER_STATUS);
1999 		is_powered = (adev->vcn.ip_dump[inst_off] &
2000 				UVD_POWER_STATUS__UVD_POWER_STATUS_MASK) != 1;
2001 
2002 		if (is_powered)
2003 			for (j = 1; j < reg_count; j++)
2004 				adev->vcn.ip_dump[inst_off + j] =
2005 					RREG32(SOC15_REG_ENTRY_OFFSET_INST(vcn_reg_list_1_0[j], i));
2006 	}
2007 }
2008 
2009 static const struct amd_ip_funcs vcn_v1_0_ip_funcs = {
2010 	.name = "vcn_v1_0",
2011 	.early_init = vcn_v1_0_early_init,
2012 	.sw_init = vcn_v1_0_sw_init,
2013 	.sw_fini = vcn_v1_0_sw_fini,
2014 	.hw_init = vcn_v1_0_hw_init,
2015 	.hw_fini = vcn_v1_0_hw_fini,
2016 	.suspend = vcn_v1_0_suspend,
2017 	.resume = vcn_v1_0_resume,
2018 	.is_idle = vcn_v1_0_is_idle,
2019 	.wait_for_idle = vcn_v1_0_wait_for_idle,
2020 	.set_clockgating_state = vcn_v1_0_set_clockgating_state,
2021 	.set_powergating_state = vcn_set_powergating_state,
2022 	.dump_ip_state = vcn_v1_0_dump_ip_state,
2023 	.print_ip_state = vcn_v1_0_print_ip_state,
2024 };
2025 
2026 /*
2027  * It is a hardware issue that VCN can't handle a GTT TMZ buffer on
2028  * CHIP_RAVEN series ASIC. Move such a GTT TMZ buffer to VRAM domain
2029  * before command submission as a workaround.
2030  */
2031 static int vcn_v1_0_validate_bo(struct amdgpu_cs_parser *parser,
2032 				struct amdgpu_job *job,
2033 				uint64_t addr)
2034 {
2035 	struct ttm_operation_ctx ctx = { false, false };
2036 	struct amdgpu_fpriv *fpriv = parser->filp->driver_priv;
2037 	struct amdgpu_vm *vm = &fpriv->vm;
2038 	struct amdgpu_bo_va_mapping *mapping;
2039 	struct amdgpu_bo *bo;
2040 	int r;
2041 
2042 	addr &= AMDGPU_GMC_HOLE_MASK;
2043 	if (addr & 0x7) {
2044 		DRM_ERROR("VCN messages must be 8 byte aligned!\n");
2045 		return -EINVAL;
2046 	}
2047 
2048 	mapping = amdgpu_vm_bo_lookup_mapping(vm, addr/AMDGPU_GPU_PAGE_SIZE);
2049 	if (!mapping || !mapping->bo_va || !mapping->bo_va->base.bo)
2050 		return -EINVAL;
2051 
2052 	bo = mapping->bo_va->base.bo;
2053 	if (!(bo->flags & AMDGPU_GEM_CREATE_ENCRYPTED))
2054 		return 0;
2055 
2056 	amdgpu_bo_placement_from_domain(bo, AMDGPU_GEM_DOMAIN_VRAM);
2057 	r = ttm_bo_validate(&bo->tbo, &bo->placement, &ctx);
2058 	if (r) {
2059 		DRM_ERROR("Failed to validate the VCN message BO (%d)!\n", r);
2060 		return r;
2061 	}
2062 
2063 	return r;
2064 }
2065 
2066 static int vcn_v1_0_ring_patch_cs_in_place(struct amdgpu_cs_parser *p,
2067 					   struct amdgpu_job *job,
2068 					   struct amdgpu_ib *ib)
2069 {
2070 	uint32_t msg_lo = 0, msg_hi = 0;
2071 	int i, r;
2072 
2073 	if (!(ib->flags & AMDGPU_IB_FLAGS_SECURE))
2074 		return 0;
2075 
2076 	for (i = 0; i < ib->length_dw; i += 2) {
2077 		uint32_t reg = amdgpu_ib_get_value(ib, i);
2078 		uint32_t val = amdgpu_ib_get_value(ib, i + 1);
2079 
2080 		if (reg == PACKET0(p->adev->vcn.inst[0].internal.data0, 0)) {
2081 			msg_lo = val;
2082 		} else if (reg == PACKET0(p->adev->vcn.inst[0].internal.data1, 0)) {
2083 			msg_hi = val;
2084 		} else if (reg == PACKET0(p->adev->vcn.inst[0].internal.cmd, 0)) {
2085 			r = vcn_v1_0_validate_bo(p, job,
2086 						 ((u64)msg_hi) << 32 | msg_lo);
2087 			if (r)
2088 				return r;
2089 		}
2090 	}
2091 
2092 	return 0;
2093 }
2094 
2095 static const struct amdgpu_ring_funcs vcn_v1_0_dec_ring_vm_funcs = {
2096 	.type = AMDGPU_RING_TYPE_VCN_DEC,
2097 	.align_mask = 0xf,
2098 	.support_64bit_ptrs = false,
2099 	.no_user_fence = true,
2100 	.secure_submission_supported = true,
2101 	.get_rptr = vcn_v1_0_dec_ring_get_rptr,
2102 	.get_wptr = vcn_v1_0_dec_ring_get_wptr,
2103 	.set_wptr = vcn_v1_0_dec_ring_set_wptr,
2104 	.patch_cs_in_place = vcn_v1_0_ring_patch_cs_in_place,
2105 	.emit_frame_size =
2106 		6 + 6 + /* hdp invalidate / flush */
2107 		SOC15_FLUSH_GPU_TLB_NUM_WREG * 6 +
2108 		SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 8 +
2109 		8 + /* vcn_v1_0_dec_ring_emit_vm_flush */
2110 		14 + 14 + /* vcn_v1_0_dec_ring_emit_fence x2 vm fence */
2111 		6,
2112 	.emit_ib_size = 8, /* vcn_v1_0_dec_ring_emit_ib */
2113 	.emit_ib = vcn_v1_0_dec_ring_emit_ib,
2114 	.emit_fence = vcn_v1_0_dec_ring_emit_fence,
2115 	.emit_vm_flush = vcn_v1_0_dec_ring_emit_vm_flush,
2116 	.test_ring = amdgpu_vcn_dec_ring_test_ring,
2117 	.test_ib = amdgpu_vcn_dec_ring_test_ib,
2118 	.insert_nop = vcn_v1_0_dec_ring_insert_nop,
2119 	.insert_start = vcn_v1_0_dec_ring_insert_start,
2120 	.insert_end = vcn_v1_0_dec_ring_insert_end,
2121 	.pad_ib = amdgpu_ring_generic_pad_ib,
2122 	.begin_use = vcn_v1_0_ring_begin_use,
2123 	.end_use = vcn_v1_0_ring_end_use,
2124 	.emit_wreg = vcn_v1_0_dec_ring_emit_wreg,
2125 	.emit_reg_wait = vcn_v1_0_dec_ring_emit_reg_wait,
2126 	.emit_reg_write_reg_wait = amdgpu_ring_emit_reg_write_reg_wait_helper,
2127 };
2128 
2129 static const struct amdgpu_ring_funcs vcn_v1_0_enc_ring_vm_funcs = {
2130 	.type = AMDGPU_RING_TYPE_VCN_ENC,
2131 	.align_mask = 0x3f,
2132 	.nop = VCN_ENC_CMD_NO_OP,
2133 	.support_64bit_ptrs = false,
2134 	.no_user_fence = true,
2135 	.get_rptr = vcn_v1_0_enc_ring_get_rptr,
2136 	.get_wptr = vcn_v1_0_enc_ring_get_wptr,
2137 	.set_wptr = vcn_v1_0_enc_ring_set_wptr,
2138 	.emit_frame_size =
2139 		SOC15_FLUSH_GPU_TLB_NUM_WREG * 3 +
2140 		SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 4 +
2141 		4 + /* vcn_v1_0_enc_ring_emit_vm_flush */
2142 		5 + 5 + /* vcn_v1_0_enc_ring_emit_fence x2 vm fence */
2143 		1, /* vcn_v1_0_enc_ring_insert_end */
2144 	.emit_ib_size = 5, /* vcn_v1_0_enc_ring_emit_ib */
2145 	.emit_ib = vcn_v1_0_enc_ring_emit_ib,
2146 	.emit_fence = vcn_v1_0_enc_ring_emit_fence,
2147 	.emit_vm_flush = vcn_v1_0_enc_ring_emit_vm_flush,
2148 	.test_ring = amdgpu_vcn_enc_ring_test_ring,
2149 	.test_ib = amdgpu_vcn_enc_ring_test_ib,
2150 	.insert_nop = amdgpu_ring_insert_nop,
2151 	.insert_end = vcn_v1_0_enc_ring_insert_end,
2152 	.pad_ib = amdgpu_ring_generic_pad_ib,
2153 	.begin_use = vcn_v1_0_ring_begin_use,
2154 	.end_use = vcn_v1_0_ring_end_use,
2155 	.emit_wreg = vcn_v1_0_enc_ring_emit_wreg,
2156 	.emit_reg_wait = vcn_v1_0_enc_ring_emit_reg_wait,
2157 	.emit_reg_write_reg_wait = amdgpu_ring_emit_reg_write_reg_wait_helper,
2158 };
2159 
2160 static void vcn_v1_0_set_dec_ring_funcs(struct amdgpu_device *adev)
2161 {
2162 	adev->vcn.inst->ring_dec.funcs = &vcn_v1_0_dec_ring_vm_funcs;
2163 }
2164 
2165 static void vcn_v1_0_set_enc_ring_funcs(struct amdgpu_device *adev)
2166 {
2167 	int i;
2168 
2169 	for (i = 0; i < adev->vcn.inst[0].num_enc_rings; ++i)
2170 		adev->vcn.inst->ring_enc[i].funcs = &vcn_v1_0_enc_ring_vm_funcs;
2171 }
2172 
2173 static const struct amdgpu_irq_src_funcs vcn_v1_0_irq_funcs = {
2174 	.set = vcn_v1_0_set_interrupt_state,
2175 	.process = vcn_v1_0_process_interrupt,
2176 };
2177 
2178 static void vcn_v1_0_set_irq_funcs(struct amdgpu_device *adev)
2179 {
2180 	adev->vcn.inst->irq.num_types = adev->vcn.inst[0].num_enc_rings + 2;
2181 	adev->vcn.inst->irq.funcs = &vcn_v1_0_irq_funcs;
2182 }
2183 
2184 const struct amdgpu_ip_block_version vcn_v1_0_ip_block = {
2185 		.type = AMD_IP_BLOCK_TYPE_VCN,
2186 		.major = 1,
2187 		.minor = 0,
2188 		.rev = 0,
2189 		.funcs = &vcn_v1_0_ip_funcs,
2190 };
2191