Linux Audio

Check our new training course

Loading...
v6.9.4
  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
 37static void jpeg_v3_0_set_dec_ring_funcs(struct amdgpu_device *adev);
 38static void jpeg_v3_0_set_irq_funcs(struct amdgpu_device *adev);
 39static 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 */
 49static 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 */
 82static 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 */
125static 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 */
145static 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	int r;
150
151	adev->nbio.funcs->vcn_doorbell_range(adev, ring->use_doorbell,
152		(adev->doorbell_index.vcn.vcn_ring0_1 << 1), 0);
153
154	r = amdgpu_ring_test_helper(ring);
155	if (r)
156		return r;
157
158	DRM_INFO("JPEG decode initialized successfully.\n");
159
160	return 0;
161}
162
163/**
164 * jpeg_v3_0_hw_fini - stop the hardware block
165 *
166 * @handle: amdgpu_device pointer
167 *
168 * Stop the JPEG block, mark ring as not ready any more
169 */
170static int jpeg_v3_0_hw_fini(void *handle)
171{
172	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 
173
174	cancel_delayed_work_sync(&adev->vcn.idle_work);
175
176	if (adev->jpeg.cur_state != AMD_PG_STATE_GATE &&
177	      RREG32_SOC15(JPEG, 0, mmUVD_JRBC_STATUS))
178		jpeg_v3_0_set_powergating_state(adev, AMD_PG_STATE_GATE);
179
 
 
180	return 0;
181}
182
183/**
184 * jpeg_v3_0_suspend - suspend JPEG block
185 *
186 * @handle: amdgpu_device pointer
187 *
188 * HW fini and suspend JPEG block
189 */
190static int jpeg_v3_0_suspend(void *handle)
191{
192	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
193	int r;
194
195	r = jpeg_v3_0_hw_fini(adev);
196	if (r)
197		return r;
198
199	r = amdgpu_jpeg_suspend(adev);
200
201	return r;
202}
203
204/**
205 * jpeg_v3_0_resume - resume JPEG block
206 *
207 * @handle: amdgpu_device pointer
208 *
209 * Resume firmware and hw init JPEG block
210 */
211static int jpeg_v3_0_resume(void *handle)
212{
213	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
214	int r;
215
216	r = amdgpu_jpeg_resume(adev);
217	if (r)
218		return r;
219
220	r = jpeg_v3_0_hw_init(adev);
221
222	return r;
223}
224
225static void jpeg_v3_0_disable_clock_gating(struct amdgpu_device *adev)
226{
227	uint32_t data = 0;
228
229	data = RREG32_SOC15(JPEG, 0, mmJPEG_CGC_CTRL);
230	if (adev->cg_flags & AMD_CG_SUPPORT_JPEG_MGCG)
231		data |= 1 << JPEG_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
232	else
233		data &= ~JPEG_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
234
235	data |= 1 << JPEG_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
236	data |= 4 << JPEG_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
237	WREG32_SOC15(JPEG, 0, mmJPEG_CGC_CTRL, data);
238
239	data = RREG32_SOC15(JPEG, 0, mmJPEG_CGC_GATE);
240	data &= ~(JPEG_CGC_GATE__JPEG_DEC_MASK
241		| JPEG_CGC_GATE__JPEG2_DEC_MASK
242		| JPEG_CGC_GATE__JPEG_ENC_MASK
243		| JPEG_CGC_GATE__JMCIF_MASK
244		| JPEG_CGC_GATE__JRBBM_MASK);
245	WREG32_SOC15(JPEG, 0, mmJPEG_CGC_GATE, data);
246
247	data = RREG32_SOC15(JPEG, 0, mmJPEG_CGC_CTRL);
248	data &= ~(JPEG_CGC_CTRL__JPEG_DEC_MODE_MASK
249		| JPEG_CGC_CTRL__JPEG2_DEC_MODE_MASK
250		| JPEG_CGC_CTRL__JMCIF_MODE_MASK
251		| JPEG_CGC_CTRL__JRBBM_MODE_MASK);
252	WREG32_SOC15(JPEG, 0, mmJPEG_CGC_CTRL, data);
253}
254
255static void jpeg_v3_0_enable_clock_gating(struct amdgpu_device *adev)
256{
257	uint32_t data = 0;
258
259	data = RREG32_SOC15(JPEG, 0, mmJPEG_CGC_GATE);
260	data |= (JPEG_CGC_GATE__JPEG_DEC_MASK
261		|JPEG_CGC_GATE__JPEG2_DEC_MASK
262		|JPEG_CGC_GATE__JPEG_ENC_MASK
263		|JPEG_CGC_GATE__JMCIF_MASK
264		|JPEG_CGC_GATE__JRBBM_MASK);
265	WREG32_SOC15(JPEG, 0, mmJPEG_CGC_GATE, data);
266}
267
268static int jpeg_v3_0_disable_static_power_gating(struct amdgpu_device *adev)
269{
270	if (adev->pg_flags & AMD_PG_SUPPORT_JPEG) {
271		uint32_t data = 0;
272		int r = 0;
273
274		data = 1 << UVD_PGFSM_CONFIG__UVDJ_PWR_CONFIG__SHIFT;
275		WREG32(SOC15_REG_OFFSET(JPEG, 0, mmUVD_PGFSM_CONFIG), data);
276
277		r = SOC15_WAIT_ON_RREG(JPEG, 0,
278			mmUVD_PGFSM_STATUS, UVD_PGFSM_STATUS_UVDJ_PWR_ON,
279			UVD_PGFSM_STATUS__UVDJ_PWR_STATUS_MASK);
280
281		if (r) {
282			DRM_ERROR("amdgpu: JPEG disable power gating failed\n");
283			return r;
284		}
285	}
286
287	/* disable anti hang mechanism */
288	WREG32_P(SOC15_REG_OFFSET(JPEG, 0, mmUVD_JPEG_POWER_STATUS), 0,
289		~UVD_JPEG_POWER_STATUS__JPEG_POWER_STATUS_MASK);
290
291	/* keep the JPEG in static PG mode */
292	WREG32_P(SOC15_REG_OFFSET(JPEG, 0, mmUVD_JPEG_POWER_STATUS), 0,
293		~UVD_JPEG_POWER_STATUS__JPEG_PG_MODE_MASK);
294
295	return 0;
296}
297
298static int jpeg_v3_0_enable_static_power_gating(struct amdgpu_device *adev)
299{
300	/* enable anti hang mechanism */
301	WREG32_P(SOC15_REG_OFFSET(JPEG, 0, mmUVD_JPEG_POWER_STATUS),
302		UVD_JPEG_POWER_STATUS__JPEG_POWER_STATUS_MASK,
303		~UVD_JPEG_POWER_STATUS__JPEG_POWER_STATUS_MASK);
304
305	if (adev->pg_flags & AMD_PG_SUPPORT_JPEG) {
306		uint32_t data = 0;
307		int r = 0;
308
309		data = 2 << UVD_PGFSM_CONFIG__UVDJ_PWR_CONFIG__SHIFT;
310		WREG32(SOC15_REG_OFFSET(JPEG, 0, mmUVD_PGFSM_CONFIG), data);
311
312		r = SOC15_WAIT_ON_RREG(JPEG, 0, mmUVD_PGFSM_STATUS,
313			(2 << UVD_PGFSM_STATUS__UVDJ_PWR_STATUS__SHIFT),
314			UVD_PGFSM_STATUS__UVDJ_PWR_STATUS_MASK);
315
316		if (r) {
317			DRM_ERROR("amdgpu: JPEG enable power gating failed\n");
318			return r;
319		}
320	}
321
322	return 0;
323}
324
325/**
326 * jpeg_v3_0_start - start JPEG block
327 *
328 * @adev: amdgpu_device pointer
329 *
330 * Setup and start the JPEG block
331 */
332static int jpeg_v3_0_start(struct amdgpu_device *adev)
333{
334	struct amdgpu_ring *ring = adev->jpeg.inst->ring_dec;
335	int r;
336
337	if (adev->pm.dpm_enabled)
338		amdgpu_dpm_enable_jpeg(adev, true);
339
340	/* disable power gating */
341	r = jpeg_v3_0_disable_static_power_gating(adev);
342	if (r)
343		return r;
344
345	/* JPEG disable CGC */
346	jpeg_v3_0_disable_clock_gating(adev);
347
348	/* MJPEG global tiling registers */
349	WREG32_SOC15(JPEG, 0, mmJPEG_DEC_GFX10_ADDR_CONFIG,
350		adev->gfx.config.gb_addr_config);
351	WREG32_SOC15(JPEG, 0, mmJPEG_ENC_GFX10_ADDR_CONFIG,
352		adev->gfx.config.gb_addr_config);
353
354	/* enable JMI channel */
355	WREG32_P(SOC15_REG_OFFSET(JPEG, 0, mmUVD_JMI_CNTL), 0,
356		~UVD_JMI_CNTL__SOFT_RESET_MASK);
357
358	/* enable System Interrupt for JRBC */
359	WREG32_P(SOC15_REG_OFFSET(JPEG, 0, mmJPEG_SYS_INT_EN),
360		JPEG_SYS_INT_EN__DJRBC_MASK,
361		~JPEG_SYS_INT_EN__DJRBC_MASK);
362
363	WREG32_SOC15(JPEG, 0, mmUVD_LMI_JRBC_RB_VMID, 0);
364	WREG32_SOC15(JPEG, 0, mmUVD_JRBC_RB_CNTL, (0x00000001L | 0x00000002L));
365	WREG32_SOC15(JPEG, 0, mmUVD_LMI_JRBC_RB_64BIT_BAR_LOW,
366		lower_32_bits(ring->gpu_addr));
367	WREG32_SOC15(JPEG, 0, mmUVD_LMI_JRBC_RB_64BIT_BAR_HIGH,
368		upper_32_bits(ring->gpu_addr));
369	WREG32_SOC15(JPEG, 0, mmUVD_JRBC_RB_RPTR, 0);
370	WREG32_SOC15(JPEG, 0, mmUVD_JRBC_RB_WPTR, 0);
371	WREG32_SOC15(JPEG, 0, mmUVD_JRBC_RB_CNTL, 0x00000002L);
372	WREG32_SOC15(JPEG, 0, mmUVD_JRBC_RB_SIZE, ring->ring_size / 4);
373	ring->wptr = RREG32_SOC15(JPEG, 0, mmUVD_JRBC_RB_WPTR);
374
375	return 0;
376}
377
378/**
379 * jpeg_v3_0_stop - stop JPEG block
380 *
381 * @adev: amdgpu_device pointer
382 *
383 * stop the JPEG block
384 */
385static int jpeg_v3_0_stop(struct amdgpu_device *adev)
386{
387	int r;
388
389	/* reset JMI */
390	WREG32_P(SOC15_REG_OFFSET(JPEG, 0, mmUVD_JMI_CNTL),
391		UVD_JMI_CNTL__SOFT_RESET_MASK,
392		~UVD_JMI_CNTL__SOFT_RESET_MASK);
393
394	jpeg_v3_0_enable_clock_gating(adev);
395
396	/* enable power gating */
397	r = jpeg_v3_0_enable_static_power_gating(adev);
398	if (r)
399		return r;
400
401	if (adev->pm.dpm_enabled)
402		amdgpu_dpm_enable_jpeg(adev, false);
403
404	return 0;
405}
406
407/**
408 * jpeg_v3_0_dec_ring_get_rptr - get read pointer
409 *
410 * @ring: amdgpu_ring pointer
411 *
412 * Returns the current hardware read pointer
413 */
414static uint64_t jpeg_v3_0_dec_ring_get_rptr(struct amdgpu_ring *ring)
415{
416	struct amdgpu_device *adev = ring->adev;
417
418	return RREG32_SOC15(JPEG, 0, mmUVD_JRBC_RB_RPTR);
419}
420
421/**
422 * jpeg_v3_0_dec_ring_get_wptr - get write pointer
423 *
424 * @ring: amdgpu_ring pointer
425 *
426 * Returns the current hardware write pointer
427 */
428static uint64_t jpeg_v3_0_dec_ring_get_wptr(struct amdgpu_ring *ring)
429{
430	struct amdgpu_device *adev = ring->adev;
431
432	if (ring->use_doorbell)
433		return *ring->wptr_cpu_addr;
434	else
435		return RREG32_SOC15(JPEG, 0, mmUVD_JRBC_RB_WPTR);
436}
437
438/**
439 * jpeg_v3_0_dec_ring_set_wptr - set write pointer
440 *
441 * @ring: amdgpu_ring pointer
442 *
443 * Commits the write pointer to the hardware
444 */
445static void jpeg_v3_0_dec_ring_set_wptr(struct amdgpu_ring *ring)
446{
447	struct amdgpu_device *adev = ring->adev;
448
449	if (ring->use_doorbell) {
450		*ring->wptr_cpu_addr = lower_32_bits(ring->wptr);
451		WDOORBELL32(ring->doorbell_index, lower_32_bits(ring->wptr));
452	} else {
453		WREG32_SOC15(JPEG, 0, mmUVD_JRBC_RB_WPTR, lower_32_bits(ring->wptr));
454	}
455}
456
457static bool jpeg_v3_0_is_idle(void *handle)
458{
459	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
460	int ret = 1;
461
462	ret &= (((RREG32_SOC15(JPEG, 0, mmUVD_JRBC_STATUS) &
463		UVD_JRBC_STATUS__RB_JOB_DONE_MASK) ==
464		UVD_JRBC_STATUS__RB_JOB_DONE_MASK));
465
466	return ret;
467}
468
469static int jpeg_v3_0_wait_for_idle(void *handle)
470{
471	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 
472
473	return SOC15_WAIT_ON_RREG(JPEG, 0, mmUVD_JRBC_STATUS,
474		UVD_JRBC_STATUS__RB_JOB_DONE_MASK,
475		UVD_JRBC_STATUS__RB_JOB_DONE_MASK);
 
 
 
 
476}
477
478static int jpeg_v3_0_set_clockgating_state(void *handle,
479					  enum amd_clockgating_state state)
480{
481	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
482	bool enable = state == AMD_CG_STATE_GATE;
483
484	if (enable) {
485		if (!jpeg_v3_0_is_idle(handle))
486			return -EBUSY;
487		jpeg_v3_0_enable_clock_gating(adev);
488	} else {
489		jpeg_v3_0_disable_clock_gating(adev);
490	}
491
492	return 0;
493}
494
495static int jpeg_v3_0_set_powergating_state(void *handle,
496					  enum amd_powergating_state state)
497{
498	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
499	int ret;
500
501	if(state == adev->jpeg.cur_state)
502		return 0;
503
504	if (state == AMD_PG_STATE_GATE)
505		ret = jpeg_v3_0_stop(adev);
506	else
507		ret = jpeg_v3_0_start(adev);
508
509	if(!ret)
510		adev->jpeg.cur_state = state;
511
512	return ret;
513}
514
515static int jpeg_v3_0_set_interrupt_state(struct amdgpu_device *adev,
516					struct amdgpu_irq_src *source,
517					unsigned type,
518					enum amdgpu_interrupt_state state)
519{
520	return 0;
521}
522
523static int jpeg_v3_0_process_interrupt(struct amdgpu_device *adev,
524				      struct amdgpu_irq_src *source,
525				      struct amdgpu_iv_entry *entry)
526{
527	DRM_DEBUG("IH: JPEG TRAP\n");
528
529	switch (entry->src_id) {
530	case VCN_2_0__SRCID__JPEG_DECODE:
531		amdgpu_fence_process(adev->jpeg.inst->ring_dec);
532		break;
533	default:
534		DRM_ERROR("Unhandled interrupt: %d %d\n",
535			  entry->src_id, entry->src_data[0]);
536		break;
537	}
538
539	return 0;
540}
541
542static const struct amd_ip_funcs jpeg_v3_0_ip_funcs = {
543	.name = "jpeg_v3_0",
544	.early_init = jpeg_v3_0_early_init,
545	.late_init = NULL,
546	.sw_init = jpeg_v3_0_sw_init,
547	.sw_fini = jpeg_v3_0_sw_fini,
548	.hw_init = jpeg_v3_0_hw_init,
549	.hw_fini = jpeg_v3_0_hw_fini,
550	.suspend = jpeg_v3_0_suspend,
551	.resume = jpeg_v3_0_resume,
552	.is_idle = jpeg_v3_0_is_idle,
553	.wait_for_idle = jpeg_v3_0_wait_for_idle,
554	.check_soft_reset = NULL,
555	.pre_soft_reset = NULL,
556	.soft_reset = NULL,
557	.post_soft_reset = NULL,
558	.set_clockgating_state = jpeg_v3_0_set_clockgating_state,
559	.set_powergating_state = jpeg_v3_0_set_powergating_state,
560};
561
562static const struct amdgpu_ring_funcs jpeg_v3_0_dec_ring_vm_funcs = {
563	.type = AMDGPU_RING_TYPE_VCN_JPEG,
564	.align_mask = 0xf,
 
565	.get_rptr = jpeg_v3_0_dec_ring_get_rptr,
566	.get_wptr = jpeg_v3_0_dec_ring_get_wptr,
567	.set_wptr = jpeg_v3_0_dec_ring_set_wptr,
568	.emit_frame_size =
569		SOC15_FLUSH_GPU_TLB_NUM_WREG * 6 +
570		SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 8 +
571		8 + /* jpeg_v3_0_dec_ring_emit_vm_flush */
572		18 + 18 + /* jpeg_v3_0_dec_ring_emit_fence x2 vm fence */
573		8 + 16,
574	.emit_ib_size = 22, /* jpeg_v3_0_dec_ring_emit_ib */
575	.emit_ib = jpeg_v2_0_dec_ring_emit_ib,
576	.emit_fence = jpeg_v2_0_dec_ring_emit_fence,
577	.emit_vm_flush = jpeg_v2_0_dec_ring_emit_vm_flush,
578	.test_ring = amdgpu_jpeg_dec_ring_test_ring,
579	.test_ib = amdgpu_jpeg_dec_ring_test_ib,
580	.insert_nop = jpeg_v2_0_dec_ring_nop,
581	.insert_start = jpeg_v2_0_dec_ring_insert_start,
582	.insert_end = jpeg_v2_0_dec_ring_insert_end,
583	.pad_ib = amdgpu_ring_generic_pad_ib,
584	.begin_use = amdgpu_jpeg_ring_begin_use,
585	.end_use = amdgpu_jpeg_ring_end_use,
586	.emit_wreg = jpeg_v2_0_dec_ring_emit_wreg,
587	.emit_reg_wait = jpeg_v2_0_dec_ring_emit_reg_wait,
588	.emit_reg_write_reg_wait = amdgpu_ring_emit_reg_write_reg_wait_helper,
589};
590
591static void jpeg_v3_0_set_dec_ring_funcs(struct amdgpu_device *adev)
592{
593	adev->jpeg.inst->ring_dec->funcs = &jpeg_v3_0_dec_ring_vm_funcs;
594	DRM_INFO("JPEG decode is enabled in VM mode\n");
595}
596
597static const struct amdgpu_irq_src_funcs jpeg_v3_0_irq_funcs = {
598	.set = jpeg_v3_0_set_interrupt_state,
599	.process = jpeg_v3_0_process_interrupt,
600};
601
602static void jpeg_v3_0_set_irq_funcs(struct amdgpu_device *adev)
603{
604	adev->jpeg.inst->irq.num_types = 1;
605	adev->jpeg.inst->irq.funcs = &jpeg_v3_0_irq_funcs;
606}
607
608const struct amdgpu_ip_block_version jpeg_v3_0_ip_block =
609{
610	.type = AMD_IP_BLOCK_TYPE_JPEG,
611	.major = 3,
612	.minor = 0,
613	.rev = 0,
614	.funcs = &jpeg_v3_0_ip_funcs,
615};
v5.9
  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
 37static void jpeg_v3_0_set_dec_ring_funcs(struct amdgpu_device *adev);
 38static void jpeg_v3_0_set_irq_funcs(struct amdgpu_device *adev);
 39static 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 */
 49static int jpeg_v3_0_early_init(void *handle)
 50{
 51	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 52	u32 harvest = RREG32_SOC15(JPEG, 0, mmCC_UVD_HARVESTING);
 53
 54	if (harvest & CC_UVD_HARVESTING__UVD_DISABLE_MASK)
 55		return -ENOENT;
 
 
 
 
 
 
 
 
 
 
 56
 57	adev->jpeg.num_jpeg_inst = 1;
 
 58
 59	jpeg_v3_0_set_dec_ring_funcs(adev);
 60	jpeg_v3_0_set_irq_funcs(adev);
 61
 62	return 0;
 63}
 64
 65/**
 66 * jpeg_v3_0_sw_init - sw init for JPEG block
 67 *
 68 * @handle: amdgpu_device pointer
 69 *
 70 * Load firmware and sw initialization
 71 */
 72static int jpeg_v3_0_sw_init(void *handle)
 73{
 74	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 75	struct amdgpu_ring *ring;
 76	int r;
 77
 78	/* JPEG TRAP */
 79	r = amdgpu_irq_add_id(adev, SOC15_IH_CLIENTID_VCN,
 80		VCN_2_0__SRCID__JPEG_DECODE, &adev->jpeg.inst->irq);
 81	if (r)
 82		return r;
 83
 84	r = amdgpu_jpeg_sw_init(adev);
 85	if (r)
 86		return r;
 87
 88	r = amdgpu_jpeg_resume(adev);
 89	if (r)
 90		return r;
 91
 92	ring = &adev->jpeg.inst->ring_dec;
 93	ring->use_doorbell = true;
 94	ring->doorbell_index = (adev->doorbell_index.vcn.vcn_ring0_1 << 1) + 1;
 
 95	sprintf(ring->name, "jpeg_dec");
 96	r = amdgpu_ring_init(adev, ring, 512, &adev->jpeg.inst->irq, 0,
 97			     AMDGPU_RING_PRIO_DEFAULT);
 98	if (r)
 99		return r;
100
101	adev->jpeg.internal.jpeg_pitch = mmUVD_JPEG_PITCH_INTERNAL_OFFSET;
102	adev->jpeg.inst->external.jpeg_pitch = SOC15_REG_OFFSET(JPEG, 0, mmUVD_JPEG_PITCH);
103
104	return 0;
105}
106
107/**
108 * jpeg_v3_0_sw_fini - sw fini for JPEG block
109 *
110 * @handle: amdgpu_device pointer
111 *
112 * JPEG suspend and free up sw allocation
113 */
114static int jpeg_v3_0_sw_fini(void *handle)
115{
116	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
117	int r;
118
119	r = amdgpu_jpeg_suspend(adev);
120	if (r)
121		return r;
122
123	r = amdgpu_jpeg_sw_fini(adev);
124
125	return r;
126}
127
128/**
129 * jpeg_v3_0_hw_init - start and test JPEG block
130 *
131 * @handle: amdgpu_device pointer
132 *
133 */
134static int jpeg_v3_0_hw_init(void *handle)
135{
136	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
137	struct amdgpu_ring *ring = &adev->jpeg.inst->ring_dec;
138	int r;
139
140	adev->nbio.funcs->vcn_doorbell_range(adev, ring->use_doorbell,
141		(adev->doorbell_index.vcn.vcn_ring0_1 << 1), 0);
142
143	r = amdgpu_ring_test_helper(ring);
144	if (r)
145		return r;
146
147	DRM_INFO("JPEG decode initialized successfully.\n");
148
149	return 0;
150}
151
152/**
153 * jpeg_v3_0_hw_fini - stop the hardware block
154 *
155 * @handle: amdgpu_device pointer
156 *
157 * Stop the JPEG block, mark ring as not ready any more
158 */
159static int jpeg_v3_0_hw_fini(void *handle)
160{
161	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
162	struct amdgpu_ring *ring;
163
164	ring = &adev->jpeg.inst->ring_dec;
 
165	if (adev->jpeg.cur_state != AMD_PG_STATE_GATE &&
166	      RREG32_SOC15(JPEG, 0, mmUVD_JRBC_STATUS))
167		jpeg_v3_0_set_powergating_state(adev, AMD_PG_STATE_GATE);
168
169	ring->sched.ready = false;
170
171	return 0;
172}
173
174/**
175 * jpeg_v3_0_suspend - suspend JPEG block
176 *
177 * @handle: amdgpu_device pointer
178 *
179 * HW fini and suspend JPEG block
180 */
181static int jpeg_v3_0_suspend(void *handle)
182{
183	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
184	int r;
185
186	r = jpeg_v3_0_hw_fini(adev);
187	if (r)
188		return r;
189
190	r = amdgpu_jpeg_suspend(adev);
191
192	return r;
193}
194
195/**
196 * jpeg_v3_0_resume - resume JPEG block
197 *
198 * @handle: amdgpu_device pointer
199 *
200 * Resume firmware and hw init JPEG block
201 */
202static int jpeg_v3_0_resume(void *handle)
203{
204	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
205	int r;
206
207	r = amdgpu_jpeg_resume(adev);
208	if (r)
209		return r;
210
211	r = jpeg_v3_0_hw_init(adev);
212
213	return r;
214}
215
216static void jpeg_v3_0_disable_clock_gating(struct amdgpu_device* adev)
217{
218	uint32_t data = 0;
219
220	data = RREG32_SOC15(JPEG, 0, mmJPEG_CGC_CTRL);
221	if (adev->cg_flags & AMD_CG_SUPPORT_JPEG_MGCG)
222		data |= 1 << JPEG_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
223	else
224		data &= ~JPEG_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
225
226	data |= 1 << JPEG_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
227	data |= 4 << JPEG_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
228	WREG32_SOC15(JPEG, 0, mmJPEG_CGC_CTRL, data);
229
230	data = RREG32_SOC15(JPEG, 0, mmJPEG_CGC_GATE);
231	data &= ~(JPEG_CGC_GATE__JPEG_DEC_MASK
232		| JPEG_CGC_GATE__JPEG2_DEC_MASK
233		| JPEG_CGC_GATE__JPEG_ENC_MASK
234		| JPEG_CGC_GATE__JMCIF_MASK
235		| JPEG_CGC_GATE__JRBBM_MASK);
236	WREG32_SOC15(JPEG, 0, mmJPEG_CGC_GATE, data);
237
238	data = RREG32_SOC15(JPEG, 0, mmJPEG_CGC_CTRL);
239	data &= ~(JPEG_CGC_CTRL__JPEG_DEC_MODE_MASK
240		| JPEG_CGC_CTRL__JPEG2_DEC_MODE_MASK
241		| JPEG_CGC_CTRL__JMCIF_MODE_MASK
242		| JPEG_CGC_CTRL__JRBBM_MODE_MASK);
243	WREG32_SOC15(JPEG, 0, mmJPEG_CGC_CTRL, data);
244}
245
246static void jpeg_v3_0_enable_clock_gating(struct amdgpu_device* adev)
247{
248	uint32_t data = 0;
249
250	data = RREG32_SOC15(JPEG, 0, mmJPEG_CGC_GATE);
251	data |= (JPEG_CGC_GATE__JPEG_DEC_MASK
252		|JPEG_CGC_GATE__JPEG2_DEC_MASK
253		|JPEG_CGC_GATE__JPEG_ENC_MASK
254		|JPEG_CGC_GATE__JMCIF_MASK
255		|JPEG_CGC_GATE__JRBBM_MASK);
256	WREG32_SOC15(JPEG, 0, mmJPEG_CGC_GATE, data);
257}
258
259static int jpeg_v3_0_disable_static_power_gating(struct amdgpu_device *adev)
260{
261	if (adev->pg_flags & AMD_PG_SUPPORT_JPEG) {
262		uint32_t data = 0;
263		int r = 0;
264
265		data = 1 << UVD_PGFSM_CONFIG__UVDJ_PWR_CONFIG__SHIFT;
266		WREG32(SOC15_REG_OFFSET(JPEG, 0, mmUVD_PGFSM_CONFIG), data);
267
268		r = SOC15_WAIT_ON_RREG(JPEG, 0,
269			mmUVD_PGFSM_STATUS, UVD_PGFSM_STATUS_UVDJ_PWR_ON,
270			UVD_PGFSM_STATUS__UVDJ_PWR_STATUS_MASK);
271
272		if (r) {
273			DRM_ERROR("amdgpu: JPEG disable power gating failed\n");
274			return r;
275		}
276	}
277
278	/* disable anti hang mechanism */
279	WREG32_P(SOC15_REG_OFFSET(JPEG, 0, mmUVD_JPEG_POWER_STATUS), 0,
280		~UVD_JPEG_POWER_STATUS__JPEG_POWER_STATUS_MASK);
281
282	/* keep the JPEG in static PG mode */
283	WREG32_P(SOC15_REG_OFFSET(JPEG, 0, mmUVD_JPEG_POWER_STATUS), 0,
284		~UVD_JPEG_POWER_STATUS__JPEG_PG_MODE_MASK);
285
286	return 0;
287}
288
289static int jpeg_v3_0_enable_static_power_gating(struct amdgpu_device* adev)
290{
291	/* enable anti hang mechanism */
292	WREG32_P(SOC15_REG_OFFSET(JPEG, 0, mmUVD_JPEG_POWER_STATUS),
293		UVD_JPEG_POWER_STATUS__JPEG_POWER_STATUS_MASK,
294		~UVD_JPEG_POWER_STATUS__JPEG_POWER_STATUS_MASK);
295
296	if (adev->pg_flags & AMD_PG_SUPPORT_JPEG) {
297		uint32_t data = 0;
298		int r = 0;
299
300		data = 2 << UVD_PGFSM_CONFIG__UVDJ_PWR_CONFIG__SHIFT;
301		WREG32(SOC15_REG_OFFSET(JPEG, 0, mmUVD_PGFSM_CONFIG), data);
302
303		r = SOC15_WAIT_ON_RREG(JPEG, 0, mmUVD_PGFSM_STATUS,
304			(2 << UVD_PGFSM_STATUS__UVDJ_PWR_STATUS__SHIFT),
305			UVD_PGFSM_STATUS__UVDJ_PWR_STATUS_MASK);
306
307		if (r) {
308			DRM_ERROR("amdgpu: JPEG enable power gating failed\n");
309			return r;
310		}
311	}
312
313	return 0;
314}
315
316/**
317 * jpeg_v3_0_start - start JPEG block
318 *
319 * @adev: amdgpu_device pointer
320 *
321 * Setup and start the JPEG block
322 */
323static int jpeg_v3_0_start(struct amdgpu_device *adev)
324{
325	struct amdgpu_ring *ring = &adev->jpeg.inst->ring_dec;
326	int r;
327
328	if (adev->pm.dpm_enabled)
329		amdgpu_dpm_enable_jpeg(adev, true);
330
331	/* disable power gating */
332	r = jpeg_v3_0_disable_static_power_gating(adev);
333	if (r)
334		return r;
335
336	/* JPEG disable CGC */
337	jpeg_v3_0_disable_clock_gating(adev);
338
339	/* MJPEG global tiling registers */
340	WREG32_SOC15(JPEG, 0, mmJPEG_DEC_GFX10_ADDR_CONFIG,
341		adev->gfx.config.gb_addr_config);
342	WREG32_SOC15(JPEG, 0, mmJPEG_ENC_GFX10_ADDR_CONFIG,
343		adev->gfx.config.gb_addr_config);
344
345	/* enable JMI channel */
346	WREG32_P(SOC15_REG_OFFSET(JPEG, 0, mmUVD_JMI_CNTL), 0,
347		~UVD_JMI_CNTL__SOFT_RESET_MASK);
348
349	/* enable System Interrupt for JRBC */
350	WREG32_P(SOC15_REG_OFFSET(JPEG, 0, mmJPEG_SYS_INT_EN),
351		JPEG_SYS_INT_EN__DJRBC_MASK,
352		~JPEG_SYS_INT_EN__DJRBC_MASK);
353
354	WREG32_SOC15(JPEG, 0, mmUVD_LMI_JRBC_RB_VMID, 0);
355	WREG32_SOC15(JPEG, 0, mmUVD_JRBC_RB_CNTL, (0x00000001L | 0x00000002L));
356	WREG32_SOC15(JPEG, 0, mmUVD_LMI_JRBC_RB_64BIT_BAR_LOW,
357		lower_32_bits(ring->gpu_addr));
358	WREG32_SOC15(JPEG, 0, mmUVD_LMI_JRBC_RB_64BIT_BAR_HIGH,
359		upper_32_bits(ring->gpu_addr));
360	WREG32_SOC15(JPEG, 0, mmUVD_JRBC_RB_RPTR, 0);
361	WREG32_SOC15(JPEG, 0, mmUVD_JRBC_RB_WPTR, 0);
362	WREG32_SOC15(JPEG, 0, mmUVD_JRBC_RB_CNTL, 0x00000002L);
363	WREG32_SOC15(JPEG, 0, mmUVD_JRBC_RB_SIZE, ring->ring_size / 4);
364	ring->wptr = RREG32_SOC15(JPEG, 0, mmUVD_JRBC_RB_WPTR);
365
366	return 0;
367}
368
369/**
370 * jpeg_v3_0_stop - stop JPEG block
371 *
372 * @adev: amdgpu_device pointer
373 *
374 * stop the JPEG block
375 */
376static int jpeg_v3_0_stop(struct amdgpu_device *adev)
377{
378	int r;
379
380	/* reset JMI */
381	WREG32_P(SOC15_REG_OFFSET(JPEG, 0, mmUVD_JMI_CNTL),
382		UVD_JMI_CNTL__SOFT_RESET_MASK,
383		~UVD_JMI_CNTL__SOFT_RESET_MASK);
384
385	jpeg_v3_0_enable_clock_gating(adev);
386
387	/* enable power gating */
388	r = jpeg_v3_0_enable_static_power_gating(adev);
389	if (r)
390		return r;
391
392	if (adev->pm.dpm_enabled)
393		amdgpu_dpm_enable_jpeg(adev, false);
394
395	return 0;
396}
397
398/**
399 * jpeg_v3_0_dec_ring_get_rptr - get read pointer
400 *
401 * @ring: amdgpu_ring pointer
402 *
403 * Returns the current hardware read pointer
404 */
405static uint64_t jpeg_v3_0_dec_ring_get_rptr(struct amdgpu_ring *ring)
406{
407	struct amdgpu_device *adev = ring->adev;
408
409	return RREG32_SOC15(JPEG, 0, mmUVD_JRBC_RB_RPTR);
410}
411
412/**
413 * jpeg_v3_0_dec_ring_get_wptr - get write pointer
414 *
415 * @ring: amdgpu_ring pointer
416 *
417 * Returns the current hardware write pointer
418 */
419static uint64_t jpeg_v3_0_dec_ring_get_wptr(struct amdgpu_ring *ring)
420{
421	struct amdgpu_device *adev = ring->adev;
422
423	if (ring->use_doorbell)
424		return adev->wb.wb[ring->wptr_offs];
425	else
426		return RREG32_SOC15(JPEG, 0, mmUVD_JRBC_RB_WPTR);
427}
428
429/**
430 * jpeg_v3_0_dec_ring_set_wptr - set write pointer
431 *
432 * @ring: amdgpu_ring pointer
433 *
434 * Commits the write pointer to the hardware
435 */
436static void jpeg_v3_0_dec_ring_set_wptr(struct amdgpu_ring *ring)
437{
438	struct amdgpu_device *adev = ring->adev;
439
440	if (ring->use_doorbell) {
441		adev->wb.wb[ring->wptr_offs] = lower_32_bits(ring->wptr);
442		WDOORBELL32(ring->doorbell_index, lower_32_bits(ring->wptr));
443	} else {
444		WREG32_SOC15(JPEG, 0, mmUVD_JRBC_RB_WPTR, lower_32_bits(ring->wptr));
445	}
446}
447
448static bool jpeg_v3_0_is_idle(void *handle)
449{
450	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
451	int ret = 1;
452
453	ret &= (((RREG32_SOC15(JPEG, 0, mmUVD_JRBC_STATUS) &
454		UVD_JRBC_STATUS__RB_JOB_DONE_MASK) ==
455		UVD_JRBC_STATUS__RB_JOB_DONE_MASK));
456
457	return ret;
458}
459
460static int jpeg_v3_0_wait_for_idle(void *handle)
461{
462	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
463	int ret;
464
465	ret = SOC15_WAIT_ON_RREG(JPEG, 0, mmUVD_JRBC_STATUS,
466		UVD_JRBC_STATUS__RB_JOB_DONE_MASK,
467		UVD_JRBC_STATUS__RB_JOB_DONE_MASK);
468	if (ret)
469		return ret;
470
471	return ret;
472}
473
474static int jpeg_v3_0_set_clockgating_state(void *handle,
475					  enum amd_clockgating_state state)
476{
477	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
478	bool enable = (state == AMD_CG_STATE_GATE) ? true : false;
479
480	if (enable) {
481		if (!jpeg_v3_0_is_idle(handle))
482			return -EBUSY;
483		jpeg_v3_0_enable_clock_gating(adev);
484	} else {
485		jpeg_v3_0_disable_clock_gating(adev);
486	}
487
488	return 0;
489}
490
491static int jpeg_v3_0_set_powergating_state(void *handle,
492					  enum amd_powergating_state state)
493{
494	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
495	int ret;
496
497	if(state == adev->jpeg.cur_state)
498		return 0;
499
500	if (state == AMD_PG_STATE_GATE)
501		ret = jpeg_v3_0_stop(adev);
502	else
503		ret = jpeg_v3_0_start(adev);
504
505	if(!ret)
506		adev->jpeg.cur_state = state;
507
508	return ret;
509}
510
511static int jpeg_v3_0_set_interrupt_state(struct amdgpu_device *adev,
512					struct amdgpu_irq_src *source,
513					unsigned type,
514					enum amdgpu_interrupt_state state)
515{
516	return 0;
517}
518
519static int jpeg_v3_0_process_interrupt(struct amdgpu_device *adev,
520				      struct amdgpu_irq_src *source,
521				      struct amdgpu_iv_entry *entry)
522{
523	DRM_DEBUG("IH: JPEG TRAP\n");
524
525	switch (entry->src_id) {
526	case VCN_2_0__SRCID__JPEG_DECODE:
527		amdgpu_fence_process(&adev->jpeg.inst->ring_dec);
528		break;
529	default:
530		DRM_ERROR("Unhandled interrupt: %d %d\n",
531			  entry->src_id, entry->src_data[0]);
532		break;
533	}
534
535	return 0;
536}
537
538static const struct amd_ip_funcs jpeg_v3_0_ip_funcs = {
539	.name = "jpeg_v3_0",
540	.early_init = jpeg_v3_0_early_init,
541	.late_init = NULL,
542	.sw_init = jpeg_v3_0_sw_init,
543	.sw_fini = jpeg_v3_0_sw_fini,
544	.hw_init = jpeg_v3_0_hw_init,
545	.hw_fini = jpeg_v3_0_hw_fini,
546	.suspend = jpeg_v3_0_suspend,
547	.resume = jpeg_v3_0_resume,
548	.is_idle = jpeg_v3_0_is_idle,
549	.wait_for_idle = jpeg_v3_0_wait_for_idle,
550	.check_soft_reset = NULL,
551	.pre_soft_reset = NULL,
552	.soft_reset = NULL,
553	.post_soft_reset = NULL,
554	.set_clockgating_state = jpeg_v3_0_set_clockgating_state,
555	.set_powergating_state = jpeg_v3_0_set_powergating_state,
556};
557
558static const struct amdgpu_ring_funcs jpeg_v3_0_dec_ring_vm_funcs = {
559	.type = AMDGPU_RING_TYPE_VCN_JPEG,
560	.align_mask = 0xf,
561	.vmhub = AMDGPU_MMHUB_0,
562	.get_rptr = jpeg_v3_0_dec_ring_get_rptr,
563	.get_wptr = jpeg_v3_0_dec_ring_get_wptr,
564	.set_wptr = jpeg_v3_0_dec_ring_set_wptr,
565	.emit_frame_size =
566		SOC15_FLUSH_GPU_TLB_NUM_WREG * 6 +
567		SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 8 +
568		8 + /* jpeg_v3_0_dec_ring_emit_vm_flush */
569		18 + 18 + /* jpeg_v3_0_dec_ring_emit_fence x2 vm fence */
570		8 + 16,
571	.emit_ib_size = 22, /* jpeg_v3_0_dec_ring_emit_ib */
572	.emit_ib = jpeg_v2_0_dec_ring_emit_ib,
573	.emit_fence = jpeg_v2_0_dec_ring_emit_fence,
574	.emit_vm_flush = jpeg_v2_0_dec_ring_emit_vm_flush,
575	.test_ring = amdgpu_jpeg_dec_ring_test_ring,
576	.test_ib = amdgpu_jpeg_dec_ring_test_ib,
577	.insert_nop = jpeg_v2_0_dec_ring_nop,
578	.insert_start = jpeg_v2_0_dec_ring_insert_start,
579	.insert_end = jpeg_v2_0_dec_ring_insert_end,
580	.pad_ib = amdgpu_ring_generic_pad_ib,
581	.begin_use = amdgpu_jpeg_ring_begin_use,
582	.end_use = amdgpu_jpeg_ring_end_use,
583	.emit_wreg = jpeg_v2_0_dec_ring_emit_wreg,
584	.emit_reg_wait = jpeg_v2_0_dec_ring_emit_reg_wait,
585	.emit_reg_write_reg_wait = amdgpu_ring_emit_reg_write_reg_wait_helper,
586};
587
588static void jpeg_v3_0_set_dec_ring_funcs(struct amdgpu_device *adev)
589{
590	adev->jpeg.inst->ring_dec.funcs = &jpeg_v3_0_dec_ring_vm_funcs;
591	DRM_INFO("JPEG decode is enabled in VM mode\n");
592}
593
594static const struct amdgpu_irq_src_funcs jpeg_v3_0_irq_funcs = {
595	.set = jpeg_v3_0_set_interrupt_state,
596	.process = jpeg_v3_0_process_interrupt,
597};
598
599static void jpeg_v3_0_set_irq_funcs(struct amdgpu_device *adev)
600{
601	adev->jpeg.inst->irq.num_types = 1;
602	adev->jpeg.inst->irq.funcs = &jpeg_v3_0_irq_funcs;
603}
604
605const struct amdgpu_ip_block_version jpeg_v3_0_ip_block =
606{
607	.type = AMD_IP_BLOCK_TYPE_JPEG,
608	.major = 3,
609	.minor = 0,
610	.rev = 0,
611	.funcs = &jpeg_v3_0_ip_funcs,
612};