xref: /linux/drivers/gpu/drm/amd/amdgpu/jpeg_v3_0.c (revision c532de5a67a70f8533d495f8f2aaa9a0491c3ad0)
1 /*
2  * Copyright 2019 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 "amdgpu.h"
25 #include "amdgpu_jpeg.h"
26 #include "amdgpu_pm.h"
27 #include "soc15.h"
28 #include "soc15d.h"
29 #include "jpeg_v2_0.h"
30 
31 #include "vcn/vcn_3_0_0_offset.h"
32 #include "vcn/vcn_3_0_0_sh_mask.h"
33 #include "ivsrcid/vcn/irqsrcs_vcn_2_0.h"
34 
35 #define mmUVD_JPEG_PITCH_INTERNAL_OFFSET	0x401f
36 
37 static void jpeg_v3_0_set_dec_ring_funcs(struct amdgpu_device *adev);
38 static void jpeg_v3_0_set_irq_funcs(struct amdgpu_device *adev);
39 static int jpeg_v3_0_set_powergating_state(void *handle,
40 				enum amd_powergating_state state);
41 
42 /**
43  * jpeg_v3_0_early_init - set function pointers
44  *
45  * @handle: amdgpu_device pointer
46  *
47  * Set ring and irq function pointers
48  */
49 static int jpeg_v3_0_early_init(void *handle)
50 {
51 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
52 
53 	u32 harvest;
54 
55 	switch (amdgpu_ip_version(adev, UVD_HWIP, 0)) {
56 	case IP_VERSION(3, 1, 1):
57 	case IP_VERSION(3, 1, 2):
58 		break;
59 	default:
60 		harvest = RREG32_SOC15(JPEG, 0, mmCC_UVD_HARVESTING);
61 		if (harvest & CC_UVD_HARVESTING__UVD_DISABLE_MASK)
62 			return -ENOENT;
63 		break;
64 	}
65 
66 	adev->jpeg.num_jpeg_inst = 1;
67 	adev->jpeg.num_jpeg_rings = 1;
68 
69 	jpeg_v3_0_set_dec_ring_funcs(adev);
70 	jpeg_v3_0_set_irq_funcs(adev);
71 
72 	return 0;
73 }
74 
75 /**
76  * jpeg_v3_0_sw_init - sw init for JPEG block
77  *
78  * @handle: amdgpu_device pointer
79  *
80  * Load firmware and sw initialization
81  */
82 static int jpeg_v3_0_sw_init(void *handle)
83 {
84 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
85 	struct amdgpu_ring *ring;
86 	int r;
87 
88 	/* JPEG TRAP */
89 	r = amdgpu_irq_add_id(adev, SOC15_IH_CLIENTID_VCN,
90 		VCN_2_0__SRCID__JPEG_DECODE, &adev->jpeg.inst->irq);
91 	if (r)
92 		return r;
93 
94 	r = amdgpu_jpeg_sw_init(adev);
95 	if (r)
96 		return r;
97 
98 	r = amdgpu_jpeg_resume(adev);
99 	if (r)
100 		return r;
101 
102 	ring = adev->jpeg.inst->ring_dec;
103 	ring->use_doorbell = true;
104 	ring->doorbell_index = (adev->doorbell_index.vcn.vcn_ring0_1 << 1) + 1;
105 	ring->vm_hub = AMDGPU_MMHUB0(0);
106 	sprintf(ring->name, "jpeg_dec");
107 	r = amdgpu_ring_init(adev, ring, 512, &adev->jpeg.inst->irq, 0,
108 			     AMDGPU_RING_PRIO_DEFAULT, NULL);
109 	if (r)
110 		return r;
111 
112 	adev->jpeg.internal.jpeg_pitch[0] = mmUVD_JPEG_PITCH_INTERNAL_OFFSET;
113 	adev->jpeg.inst->external.jpeg_pitch[0] = SOC15_REG_OFFSET(JPEG, 0, mmUVD_JPEG_PITCH);
114 
115 	return 0;
116 }
117 
118 /**
119  * jpeg_v3_0_sw_fini - sw fini for JPEG block
120  *
121  * @handle: amdgpu_device pointer
122  *
123  * JPEG suspend and free up sw allocation
124  */
125 static int jpeg_v3_0_sw_fini(void *handle)
126 {
127 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
128 	int r;
129 
130 	r = amdgpu_jpeg_suspend(adev);
131 	if (r)
132 		return r;
133 
134 	r = amdgpu_jpeg_sw_fini(adev);
135 
136 	return r;
137 }
138 
139 /**
140  * jpeg_v3_0_hw_init - start and test JPEG block
141  *
142  * @handle: amdgpu_device pointer
143  *
144  */
145 static int jpeg_v3_0_hw_init(void *handle)
146 {
147 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
148 	struct amdgpu_ring *ring = adev->jpeg.inst->ring_dec;
149 
150 	adev->nbio.funcs->vcn_doorbell_range(adev, ring->use_doorbell,
151 		(adev->doorbell_index.vcn.vcn_ring0_1 << 1), 0);
152 
153 	return amdgpu_ring_test_helper(ring);
154 }
155 
156 /**
157  * jpeg_v3_0_hw_fini - stop the hardware block
158  *
159  * @handle: amdgpu_device pointer
160  *
161  * Stop the JPEG block, mark ring as not ready any more
162  */
163 static int jpeg_v3_0_hw_fini(void *handle)
164 {
165 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
166 
167 	cancel_delayed_work_sync(&adev->vcn.idle_work);
168 
169 	if (adev->jpeg.cur_state != AMD_PG_STATE_GATE &&
170 	      RREG32_SOC15(JPEG, 0, mmUVD_JRBC_STATUS))
171 		jpeg_v3_0_set_powergating_state(adev, AMD_PG_STATE_GATE);
172 
173 	return 0;
174 }
175 
176 /**
177  * jpeg_v3_0_suspend - suspend JPEG block
178  *
179  * @handle: amdgpu_device pointer
180  *
181  * HW fini and suspend JPEG block
182  */
183 static int jpeg_v3_0_suspend(void *handle)
184 {
185 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
186 	int r;
187 
188 	r = jpeg_v3_0_hw_fini(adev);
189 	if (r)
190 		return r;
191 
192 	r = amdgpu_jpeg_suspend(adev);
193 
194 	return r;
195 }
196 
197 /**
198  * jpeg_v3_0_resume - resume JPEG block
199  *
200  * @handle: amdgpu_device pointer
201  *
202  * Resume firmware and hw init JPEG block
203  */
204 static int jpeg_v3_0_resume(void *handle)
205 {
206 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
207 	int r;
208 
209 	r = amdgpu_jpeg_resume(adev);
210 	if (r)
211 		return r;
212 
213 	r = jpeg_v3_0_hw_init(adev);
214 
215 	return r;
216 }
217 
218 static void jpeg_v3_0_disable_clock_gating(struct amdgpu_device *adev)
219 {
220 	uint32_t data = 0;
221 
222 	data = RREG32_SOC15(JPEG, 0, mmJPEG_CGC_CTRL);
223 	if (adev->cg_flags & AMD_CG_SUPPORT_JPEG_MGCG)
224 		data |= 1 << JPEG_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
225 	else
226 		data &= ~JPEG_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
227 
228 	data |= 1 << JPEG_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
229 	data |= 4 << JPEG_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
230 	WREG32_SOC15(JPEG, 0, mmJPEG_CGC_CTRL, data);
231 
232 	data = RREG32_SOC15(JPEG, 0, mmJPEG_CGC_GATE);
233 	data &= ~(JPEG_CGC_GATE__JPEG_DEC_MASK
234 		| JPEG_CGC_GATE__JPEG2_DEC_MASK
235 		| JPEG_CGC_GATE__JPEG_ENC_MASK
236 		| JPEG_CGC_GATE__JMCIF_MASK
237 		| JPEG_CGC_GATE__JRBBM_MASK);
238 	WREG32_SOC15(JPEG, 0, mmJPEG_CGC_GATE, data);
239 
240 	data = RREG32_SOC15(JPEG, 0, mmJPEG_CGC_CTRL);
241 	data &= ~(JPEG_CGC_CTRL__JPEG_DEC_MODE_MASK
242 		| JPEG_CGC_CTRL__JPEG2_DEC_MODE_MASK
243 		| JPEG_CGC_CTRL__JMCIF_MODE_MASK
244 		| JPEG_CGC_CTRL__JRBBM_MODE_MASK);
245 	WREG32_SOC15(JPEG, 0, mmJPEG_CGC_CTRL, data);
246 }
247 
248 static void jpeg_v3_0_enable_clock_gating(struct amdgpu_device *adev)
249 {
250 	uint32_t data = 0;
251 
252 	data = RREG32_SOC15(JPEG, 0, mmJPEG_CGC_GATE);
253 	data |= (JPEG_CGC_GATE__JPEG_DEC_MASK
254 		|JPEG_CGC_GATE__JPEG2_DEC_MASK
255 		|JPEG_CGC_GATE__JPEG_ENC_MASK
256 		|JPEG_CGC_GATE__JMCIF_MASK
257 		|JPEG_CGC_GATE__JRBBM_MASK);
258 	WREG32_SOC15(JPEG, 0, mmJPEG_CGC_GATE, data);
259 }
260 
261 static int jpeg_v3_0_disable_static_power_gating(struct amdgpu_device *adev)
262 {
263 	if (adev->pg_flags & AMD_PG_SUPPORT_JPEG) {
264 		uint32_t data = 0;
265 		int r = 0;
266 
267 		data = 1 << UVD_PGFSM_CONFIG__UVDJ_PWR_CONFIG__SHIFT;
268 		WREG32(SOC15_REG_OFFSET(JPEG, 0, mmUVD_PGFSM_CONFIG), data);
269 
270 		r = SOC15_WAIT_ON_RREG(JPEG, 0,
271 			mmUVD_PGFSM_STATUS, UVD_PGFSM_STATUS_UVDJ_PWR_ON,
272 			UVD_PGFSM_STATUS__UVDJ_PWR_STATUS_MASK);
273 
274 		if (r) {
275 			DRM_ERROR("amdgpu: JPEG disable power gating failed\n");
276 			return r;
277 		}
278 	}
279 
280 	/* disable anti hang mechanism */
281 	WREG32_P(SOC15_REG_OFFSET(JPEG, 0, mmUVD_JPEG_POWER_STATUS), 0,
282 		~UVD_JPEG_POWER_STATUS__JPEG_POWER_STATUS_MASK);
283 
284 	/* keep the JPEG in static PG mode */
285 	WREG32_P(SOC15_REG_OFFSET(JPEG, 0, mmUVD_JPEG_POWER_STATUS), 0,
286 		~UVD_JPEG_POWER_STATUS__JPEG_PG_MODE_MASK);
287 
288 	return 0;
289 }
290 
291 static int jpeg_v3_0_enable_static_power_gating(struct amdgpu_device *adev)
292 {
293 	/* enable anti hang mechanism */
294 	WREG32_P(SOC15_REG_OFFSET(JPEG, 0, mmUVD_JPEG_POWER_STATUS),
295 		UVD_JPEG_POWER_STATUS__JPEG_POWER_STATUS_MASK,
296 		~UVD_JPEG_POWER_STATUS__JPEG_POWER_STATUS_MASK);
297 
298 	if (adev->pg_flags & AMD_PG_SUPPORT_JPEG) {
299 		uint32_t data = 0;
300 		int r = 0;
301 
302 		data = 2 << UVD_PGFSM_CONFIG__UVDJ_PWR_CONFIG__SHIFT;
303 		WREG32(SOC15_REG_OFFSET(JPEG, 0, mmUVD_PGFSM_CONFIG), data);
304 
305 		r = SOC15_WAIT_ON_RREG(JPEG, 0, mmUVD_PGFSM_STATUS,
306 			(2 << UVD_PGFSM_STATUS__UVDJ_PWR_STATUS__SHIFT),
307 			UVD_PGFSM_STATUS__UVDJ_PWR_STATUS_MASK);
308 
309 		if (r) {
310 			DRM_ERROR("amdgpu: JPEG enable power gating failed\n");
311 			return r;
312 		}
313 	}
314 
315 	return 0;
316 }
317 
318 /**
319  * jpeg_v3_0_start - start JPEG block
320  *
321  * @adev: amdgpu_device pointer
322  *
323  * Setup and start the JPEG block
324  */
325 static int jpeg_v3_0_start(struct amdgpu_device *adev)
326 {
327 	struct amdgpu_ring *ring = adev->jpeg.inst->ring_dec;
328 	int r;
329 
330 	if (adev->pm.dpm_enabled)
331 		amdgpu_dpm_enable_jpeg(adev, true);
332 
333 	/* disable power gating */
334 	r = jpeg_v3_0_disable_static_power_gating(adev);
335 	if (r)
336 		return r;
337 
338 	/* JPEG disable CGC */
339 	jpeg_v3_0_disable_clock_gating(adev);
340 
341 	/* MJPEG global tiling registers */
342 	WREG32_SOC15(JPEG, 0, mmJPEG_DEC_GFX10_ADDR_CONFIG,
343 		adev->gfx.config.gb_addr_config);
344 	WREG32_SOC15(JPEG, 0, mmJPEG_ENC_GFX10_ADDR_CONFIG,
345 		adev->gfx.config.gb_addr_config);
346 
347 	/* enable JMI channel */
348 	WREG32_P(SOC15_REG_OFFSET(JPEG, 0, mmUVD_JMI_CNTL), 0,
349 		~UVD_JMI_CNTL__SOFT_RESET_MASK);
350 
351 	/* enable System Interrupt for JRBC */
352 	WREG32_P(SOC15_REG_OFFSET(JPEG, 0, mmJPEG_SYS_INT_EN),
353 		JPEG_SYS_INT_EN__DJRBC_MASK,
354 		~JPEG_SYS_INT_EN__DJRBC_MASK);
355 
356 	WREG32_SOC15(JPEG, 0, mmUVD_LMI_JRBC_RB_VMID, 0);
357 	WREG32_SOC15(JPEG, 0, mmUVD_JRBC_RB_CNTL, (0x00000001L | 0x00000002L));
358 	WREG32_SOC15(JPEG, 0, mmUVD_LMI_JRBC_RB_64BIT_BAR_LOW,
359 		lower_32_bits(ring->gpu_addr));
360 	WREG32_SOC15(JPEG, 0, mmUVD_LMI_JRBC_RB_64BIT_BAR_HIGH,
361 		upper_32_bits(ring->gpu_addr));
362 	WREG32_SOC15(JPEG, 0, mmUVD_JRBC_RB_RPTR, 0);
363 	WREG32_SOC15(JPEG, 0, mmUVD_JRBC_RB_WPTR, 0);
364 	WREG32_SOC15(JPEG, 0, mmUVD_JRBC_RB_CNTL, 0x00000002L);
365 	WREG32_SOC15(JPEG, 0, mmUVD_JRBC_RB_SIZE, ring->ring_size / 4);
366 	ring->wptr = RREG32_SOC15(JPEG, 0, mmUVD_JRBC_RB_WPTR);
367 
368 	return 0;
369 }
370 
371 /**
372  * jpeg_v3_0_stop - stop JPEG block
373  *
374  * @adev: amdgpu_device pointer
375  *
376  * stop the JPEG block
377  */
378 static int jpeg_v3_0_stop(struct amdgpu_device *adev)
379 {
380 	int r;
381 
382 	/* reset JMI */
383 	WREG32_P(SOC15_REG_OFFSET(JPEG, 0, mmUVD_JMI_CNTL),
384 		UVD_JMI_CNTL__SOFT_RESET_MASK,
385 		~UVD_JMI_CNTL__SOFT_RESET_MASK);
386 
387 	jpeg_v3_0_enable_clock_gating(adev);
388 
389 	/* enable power gating */
390 	r = jpeg_v3_0_enable_static_power_gating(adev);
391 	if (r)
392 		return r;
393 
394 	if (adev->pm.dpm_enabled)
395 		amdgpu_dpm_enable_jpeg(adev, false);
396 
397 	return 0;
398 }
399 
400 /**
401  * jpeg_v3_0_dec_ring_get_rptr - get read pointer
402  *
403  * @ring: amdgpu_ring pointer
404  *
405  * Returns the current hardware read pointer
406  */
407 static uint64_t jpeg_v3_0_dec_ring_get_rptr(struct amdgpu_ring *ring)
408 {
409 	struct amdgpu_device *adev = ring->adev;
410 
411 	return RREG32_SOC15(JPEG, 0, mmUVD_JRBC_RB_RPTR);
412 }
413 
414 /**
415  * jpeg_v3_0_dec_ring_get_wptr - get write pointer
416  *
417  * @ring: amdgpu_ring pointer
418  *
419  * Returns the current hardware write pointer
420  */
421 static uint64_t jpeg_v3_0_dec_ring_get_wptr(struct amdgpu_ring *ring)
422 {
423 	struct amdgpu_device *adev = ring->adev;
424 
425 	if (ring->use_doorbell)
426 		return *ring->wptr_cpu_addr;
427 	else
428 		return RREG32_SOC15(JPEG, 0, mmUVD_JRBC_RB_WPTR);
429 }
430 
431 /**
432  * jpeg_v3_0_dec_ring_set_wptr - set write pointer
433  *
434  * @ring: amdgpu_ring pointer
435  *
436  * Commits the write pointer to the hardware
437  */
438 static void jpeg_v3_0_dec_ring_set_wptr(struct amdgpu_ring *ring)
439 {
440 	struct amdgpu_device *adev = ring->adev;
441 
442 	if (ring->use_doorbell) {
443 		*ring->wptr_cpu_addr = lower_32_bits(ring->wptr);
444 		WDOORBELL32(ring->doorbell_index, lower_32_bits(ring->wptr));
445 	} else {
446 		WREG32_SOC15(JPEG, 0, mmUVD_JRBC_RB_WPTR, lower_32_bits(ring->wptr));
447 	}
448 }
449 
450 static bool jpeg_v3_0_is_idle(void *handle)
451 {
452 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
453 	int ret = 1;
454 
455 	ret &= (((RREG32_SOC15(JPEG, 0, mmUVD_JRBC_STATUS) &
456 		UVD_JRBC_STATUS__RB_JOB_DONE_MASK) ==
457 		UVD_JRBC_STATUS__RB_JOB_DONE_MASK));
458 
459 	return ret;
460 }
461 
462 static int jpeg_v3_0_wait_for_idle(void *handle)
463 {
464 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
465 
466 	return SOC15_WAIT_ON_RREG(JPEG, 0, mmUVD_JRBC_STATUS,
467 		UVD_JRBC_STATUS__RB_JOB_DONE_MASK,
468 		UVD_JRBC_STATUS__RB_JOB_DONE_MASK);
469 }
470 
471 static int jpeg_v3_0_set_clockgating_state(void *handle,
472 					  enum amd_clockgating_state state)
473 {
474 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
475 	bool enable = state == AMD_CG_STATE_GATE;
476 
477 	if (enable) {
478 		if (!jpeg_v3_0_is_idle(handle))
479 			return -EBUSY;
480 		jpeg_v3_0_enable_clock_gating(adev);
481 	} else {
482 		jpeg_v3_0_disable_clock_gating(adev);
483 	}
484 
485 	return 0;
486 }
487 
488 static int jpeg_v3_0_set_powergating_state(void *handle,
489 					  enum amd_powergating_state state)
490 {
491 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
492 	int ret;
493 
494 	if(state == adev->jpeg.cur_state)
495 		return 0;
496 
497 	if (state == AMD_PG_STATE_GATE)
498 		ret = jpeg_v3_0_stop(adev);
499 	else
500 		ret = jpeg_v3_0_start(adev);
501 
502 	if(!ret)
503 		adev->jpeg.cur_state = state;
504 
505 	return ret;
506 }
507 
508 static int jpeg_v3_0_set_interrupt_state(struct amdgpu_device *adev,
509 					struct amdgpu_irq_src *source,
510 					unsigned type,
511 					enum amdgpu_interrupt_state state)
512 {
513 	return 0;
514 }
515 
516 static int jpeg_v3_0_process_interrupt(struct amdgpu_device *adev,
517 				      struct amdgpu_irq_src *source,
518 				      struct amdgpu_iv_entry *entry)
519 {
520 	DRM_DEBUG("IH: JPEG TRAP\n");
521 
522 	switch (entry->src_id) {
523 	case VCN_2_0__SRCID__JPEG_DECODE:
524 		amdgpu_fence_process(adev->jpeg.inst->ring_dec);
525 		break;
526 	default:
527 		DRM_ERROR("Unhandled interrupt: %d %d\n",
528 			  entry->src_id, entry->src_data[0]);
529 		break;
530 	}
531 
532 	return 0;
533 }
534 
535 static const struct amd_ip_funcs jpeg_v3_0_ip_funcs = {
536 	.name = "jpeg_v3_0",
537 	.early_init = jpeg_v3_0_early_init,
538 	.late_init = NULL,
539 	.sw_init = jpeg_v3_0_sw_init,
540 	.sw_fini = jpeg_v3_0_sw_fini,
541 	.hw_init = jpeg_v3_0_hw_init,
542 	.hw_fini = jpeg_v3_0_hw_fini,
543 	.suspend = jpeg_v3_0_suspend,
544 	.resume = jpeg_v3_0_resume,
545 	.is_idle = jpeg_v3_0_is_idle,
546 	.wait_for_idle = jpeg_v3_0_wait_for_idle,
547 	.check_soft_reset = NULL,
548 	.pre_soft_reset = NULL,
549 	.soft_reset = NULL,
550 	.post_soft_reset = NULL,
551 	.set_clockgating_state = jpeg_v3_0_set_clockgating_state,
552 	.set_powergating_state = jpeg_v3_0_set_powergating_state,
553 	.dump_ip_state = NULL,
554 	.print_ip_state = NULL,
555 };
556 
557 static const struct amdgpu_ring_funcs jpeg_v3_0_dec_ring_vm_funcs = {
558 	.type = AMDGPU_RING_TYPE_VCN_JPEG,
559 	.align_mask = 0xf,
560 	.get_rptr = jpeg_v3_0_dec_ring_get_rptr,
561 	.get_wptr = jpeg_v3_0_dec_ring_get_wptr,
562 	.set_wptr = jpeg_v3_0_dec_ring_set_wptr,
563 	.parse_cs = jpeg_v2_dec_ring_parse_cs,
564 	.emit_frame_size =
565 		SOC15_FLUSH_GPU_TLB_NUM_WREG * 6 +
566 		SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 8 +
567 		8 + /* jpeg_v3_0_dec_ring_emit_vm_flush */
568 		18 + 18 + /* jpeg_v3_0_dec_ring_emit_fence x2 vm fence */
569 		8 + 16,
570 	.emit_ib_size = 22, /* jpeg_v3_0_dec_ring_emit_ib */
571 	.emit_ib = jpeg_v2_0_dec_ring_emit_ib,
572 	.emit_fence = jpeg_v2_0_dec_ring_emit_fence,
573 	.emit_vm_flush = jpeg_v2_0_dec_ring_emit_vm_flush,
574 	.test_ring = amdgpu_jpeg_dec_ring_test_ring,
575 	.test_ib = amdgpu_jpeg_dec_ring_test_ib,
576 	.insert_nop = jpeg_v2_0_dec_ring_nop,
577 	.insert_start = jpeg_v2_0_dec_ring_insert_start,
578 	.insert_end = jpeg_v2_0_dec_ring_insert_end,
579 	.pad_ib = amdgpu_ring_generic_pad_ib,
580 	.begin_use = amdgpu_jpeg_ring_begin_use,
581 	.end_use = amdgpu_jpeg_ring_end_use,
582 	.emit_wreg = jpeg_v2_0_dec_ring_emit_wreg,
583 	.emit_reg_wait = jpeg_v2_0_dec_ring_emit_reg_wait,
584 	.emit_reg_write_reg_wait = amdgpu_ring_emit_reg_write_reg_wait_helper,
585 };
586 
587 static void jpeg_v3_0_set_dec_ring_funcs(struct amdgpu_device *adev)
588 {
589 	adev->jpeg.inst->ring_dec->funcs = &jpeg_v3_0_dec_ring_vm_funcs;
590 }
591 
592 static const struct amdgpu_irq_src_funcs jpeg_v3_0_irq_funcs = {
593 	.set = jpeg_v3_0_set_interrupt_state,
594 	.process = jpeg_v3_0_process_interrupt,
595 };
596 
597 static void jpeg_v3_0_set_irq_funcs(struct amdgpu_device *adev)
598 {
599 	adev->jpeg.inst->irq.num_types = 1;
600 	adev->jpeg.inst->irq.funcs = &jpeg_v3_0_irq_funcs;
601 }
602 
603 const struct amdgpu_ip_block_version jpeg_v3_0_ip_block =
604 {
605 	.type = AMD_IP_BLOCK_TYPE_JPEG,
606 	.major = 3,
607 	.minor = 0,
608 	.rev = 0,
609 	.funcs = &jpeg_v3_0_ip_funcs,
610 };
611