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1/*
2 * Copyright 2021 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#include "jpeg_v4_0.h"
31
32#include "vcn/vcn_4_0_0_offset.h"
33#include "vcn/vcn_4_0_0_sh_mask.h"
34#include "ivsrcid/vcn/irqsrcs_vcn_4_0.h"
35
36#define regUVD_JPEG_PITCH_INTERNAL_OFFSET 0x401f
37
38static void jpeg_v4_0_set_dec_ring_funcs(struct amdgpu_device *adev);
39static void jpeg_v4_0_set_irq_funcs(struct amdgpu_device *adev);
40static int jpeg_v4_0_set_powergating_state(void *handle,
41 enum amd_powergating_state state);
42static void jpeg_v4_0_set_ras_funcs(struct amdgpu_device *adev);
43
44/**
45 * jpeg_v4_0_early_init - set function pointers
46 *
47 * @handle: amdgpu_device pointer
48 *
49 * Set ring and irq function pointers
50 */
51static int jpeg_v4_0_early_init(void *handle)
52{
53 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
54
55
56 adev->jpeg.num_jpeg_inst = 1;
57
58 jpeg_v4_0_set_dec_ring_funcs(adev);
59 jpeg_v4_0_set_irq_funcs(adev);
60 jpeg_v4_0_set_ras_funcs(adev);
61
62 return 0;
63}
64
65/**
66 * jpeg_v4_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_v4_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_4_0__SRCID__JPEG_DECODE, &adev->jpeg.inst->irq);
81 if (r)
82 return r;
83
84 /* JPEG DJPEG POISON EVENT */
85 r = amdgpu_irq_add_id(adev, SOC15_IH_CLIENTID_VCN,
86 VCN_4_0__SRCID_DJPEG0_POISON, &adev->jpeg.inst->irq);
87 if (r)
88 return r;
89
90 /* JPEG EJPEG POISON EVENT */
91 r = amdgpu_irq_add_id(adev, SOC15_IH_CLIENTID_VCN,
92 VCN_4_0__SRCID_EJPEG0_POISON, &adev->jpeg.inst->irq);
93 if (r)
94 return r;
95
96 r = amdgpu_jpeg_sw_init(adev);
97 if (r)
98 return r;
99
100 r = amdgpu_jpeg_resume(adev);
101 if (r)
102 return r;
103
104 ring = &adev->jpeg.inst->ring_dec;
105 ring->use_doorbell = true;
106 ring->doorbell_index = (adev->doorbell_index.vcn.vcn_ring0_1 << 1) + 1;
107 sprintf(ring->name, "jpeg_dec");
108 r = amdgpu_ring_init(adev, ring, 512, &adev->jpeg.inst->irq, 0,
109 AMDGPU_RING_PRIO_DEFAULT, NULL);
110 if (r)
111 return r;
112
113 adev->jpeg.internal.jpeg_pitch = regUVD_JPEG_PITCH_INTERNAL_OFFSET;
114 adev->jpeg.inst->external.jpeg_pitch = SOC15_REG_OFFSET(JPEG, 0, regUVD_JPEG_PITCH);
115
116 return 0;
117}
118
119/**
120 * jpeg_v4_0_sw_fini - sw fini for JPEG block
121 *
122 * @handle: amdgpu_device pointer
123 *
124 * JPEG suspend and free up sw allocation
125 */
126static int jpeg_v4_0_sw_fini(void *handle)
127{
128 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
129 int r;
130
131 r = amdgpu_jpeg_suspend(adev);
132 if (r)
133 return r;
134
135 r = amdgpu_jpeg_sw_fini(adev);
136
137 return r;
138}
139
140/**
141 * jpeg_v4_0_hw_init - start and test JPEG block
142 *
143 * @handle: amdgpu_device pointer
144 *
145 */
146static int jpeg_v4_0_hw_init(void *handle)
147{
148 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
149 struct amdgpu_ring *ring = &adev->jpeg.inst->ring_dec;
150 int r;
151
152 adev->nbio.funcs->vcn_doorbell_range(adev, ring->use_doorbell,
153 (adev->doorbell_index.vcn.vcn_ring0_1 << 1), 0);
154
155 WREG32_SOC15(VCN, 0, regVCN_JPEG_DB_CTRL,
156 ring->doorbell_index << VCN_JPEG_DB_CTRL__OFFSET__SHIFT |
157 VCN_JPEG_DB_CTRL__EN_MASK);
158
159 r = amdgpu_ring_test_helper(ring);
160 if (r)
161 return r;
162
163 DRM_DEV_INFO(adev->dev, "JPEG decode initialized successfully.\n");
164
165 return 0;
166}
167
168/**
169 * jpeg_v4_0_hw_fini - stop the hardware block
170 *
171 * @handle: amdgpu_device pointer
172 *
173 * Stop the JPEG block, mark ring as not ready any more
174 */
175static int jpeg_v4_0_hw_fini(void *handle)
176{
177 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
178
179 cancel_delayed_work_sync(&adev->vcn.idle_work);
180
181 if (adev->jpeg.cur_state != AMD_PG_STATE_GATE &&
182 RREG32_SOC15(JPEG, 0, regUVD_JRBC_STATUS))
183 jpeg_v4_0_set_powergating_state(adev, AMD_PG_STATE_GATE);
184
185 amdgpu_irq_put(adev, &adev->jpeg.inst->irq, 0);
186
187 return 0;
188}
189
190/**
191 * jpeg_v4_0_suspend - suspend JPEG block
192 *
193 * @handle: amdgpu_device pointer
194 *
195 * HW fini and suspend JPEG block
196 */
197static int jpeg_v4_0_suspend(void *handle)
198{
199 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
200 int r;
201
202 r = jpeg_v4_0_hw_fini(adev);
203 if (r)
204 return r;
205
206 r = amdgpu_jpeg_suspend(adev);
207
208 return r;
209}
210
211/**
212 * jpeg_v4_0_resume - resume JPEG block
213 *
214 * @handle: amdgpu_device pointer
215 *
216 * Resume firmware and hw init JPEG block
217 */
218static int jpeg_v4_0_resume(void *handle)
219{
220 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
221 int r;
222
223 r = amdgpu_jpeg_resume(adev);
224 if (r)
225 return r;
226
227 r = jpeg_v4_0_hw_init(adev);
228
229 return r;
230}
231
232static void jpeg_v4_0_disable_clock_gating(struct amdgpu_device *adev)
233{
234 uint32_t data = 0;
235
236 data = RREG32_SOC15(JPEG, 0, regJPEG_CGC_CTRL);
237 if (adev->cg_flags & AMD_CG_SUPPORT_JPEG_MGCG) {
238 data |= 1 << JPEG_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
239 data &= (~JPEG_CGC_CTRL__JPEG_DEC_MODE_MASK);
240 } else {
241 data &= ~JPEG_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
242 }
243
244 data |= 1 << JPEG_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
245 data |= 4 << JPEG_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
246 WREG32_SOC15(JPEG, 0, regJPEG_CGC_CTRL, data);
247
248 data = RREG32_SOC15(JPEG, 0, regJPEG_CGC_GATE);
249 data &= ~(JPEG_CGC_GATE__JPEG_DEC_MASK
250 | JPEG_CGC_GATE__JPEG2_DEC_MASK
251 | JPEG_CGC_GATE__JMCIF_MASK
252 | JPEG_CGC_GATE__JRBBM_MASK);
253 WREG32_SOC15(JPEG, 0, regJPEG_CGC_GATE, data);
254}
255
256static void jpeg_v4_0_enable_clock_gating(struct amdgpu_device *adev)
257{
258 uint32_t data = 0;
259
260 data = RREG32_SOC15(JPEG, 0, regJPEG_CGC_CTRL);
261 if (adev->cg_flags & AMD_CG_SUPPORT_JPEG_MGCG) {
262 data |= 1 << JPEG_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
263 data |= JPEG_CGC_CTRL__JPEG_DEC_MODE_MASK;
264 } else {
265 data &= ~JPEG_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
266 }
267
268 data |= 1 << JPEG_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
269 data |= 4 << JPEG_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
270 WREG32_SOC15(JPEG, 0, regJPEG_CGC_CTRL, data);
271
272 data = RREG32_SOC15(JPEG, 0, regJPEG_CGC_GATE);
273 data |= (JPEG_CGC_GATE__JPEG_DEC_MASK
274 |JPEG_CGC_GATE__JPEG2_DEC_MASK
275 |JPEG_CGC_GATE__JMCIF_MASK
276 |JPEG_CGC_GATE__JRBBM_MASK);
277 WREG32_SOC15(JPEG, 0, regJPEG_CGC_GATE, data);
278}
279
280static int jpeg_v4_0_disable_static_power_gating(struct amdgpu_device *adev)
281{
282 if (adev->pg_flags & AMD_PG_SUPPORT_JPEG) {
283 uint32_t data = 0;
284 int r = 0;
285
286 data = 1 << UVD_PGFSM_CONFIG__UVDJ_PWR_CONFIG__SHIFT;
287 WREG32(SOC15_REG_OFFSET(JPEG, 0, regUVD_PGFSM_CONFIG), data);
288
289 r = SOC15_WAIT_ON_RREG(JPEG, 0,
290 regUVD_PGFSM_STATUS, UVD_PGFSM_STATUS_UVDJ_PWR_ON,
291 UVD_PGFSM_STATUS__UVDJ_PWR_STATUS_MASK);
292
293 if (r) {
294 DRM_DEV_ERROR(adev->dev, "amdgpu: JPEG disable power gating failed\n");
295 return r;
296 }
297 }
298
299 /* disable anti hang mechanism */
300 WREG32_P(SOC15_REG_OFFSET(JPEG, 0, regUVD_JPEG_POWER_STATUS), 0,
301 ~UVD_JPEG_POWER_STATUS__JPEG_POWER_STATUS_MASK);
302
303 /* keep the JPEG in static PG mode */
304 WREG32_P(SOC15_REG_OFFSET(JPEG, 0, regUVD_JPEG_POWER_STATUS), 0,
305 ~UVD_JPEG_POWER_STATUS__JPEG_PG_MODE_MASK);
306
307 return 0;
308}
309
310static int jpeg_v4_0_enable_static_power_gating(struct amdgpu_device *adev)
311{
312 /* enable anti hang mechanism */
313 WREG32_P(SOC15_REG_OFFSET(JPEG, 0, regUVD_JPEG_POWER_STATUS),
314 UVD_JPEG_POWER_STATUS__JPEG_POWER_STATUS_MASK,
315 ~UVD_JPEG_POWER_STATUS__JPEG_POWER_STATUS_MASK);
316
317 if (adev->pg_flags & AMD_PG_SUPPORT_JPEG) {
318 uint32_t data = 0;
319 int r = 0;
320
321 data = 2 << UVD_PGFSM_CONFIG__UVDJ_PWR_CONFIG__SHIFT;
322 WREG32(SOC15_REG_OFFSET(JPEG, 0, regUVD_PGFSM_CONFIG), data);
323
324 r = SOC15_WAIT_ON_RREG(JPEG, 0, regUVD_PGFSM_STATUS,
325 (2 << UVD_PGFSM_STATUS__UVDJ_PWR_STATUS__SHIFT),
326 UVD_PGFSM_STATUS__UVDJ_PWR_STATUS_MASK);
327
328 if (r) {
329 DRM_DEV_ERROR(adev->dev, "amdgpu: JPEG enable power gating failed\n");
330 return r;
331 }
332 }
333
334 return 0;
335}
336
337/**
338 * jpeg_v4_0_start - start JPEG block
339 *
340 * @adev: amdgpu_device pointer
341 *
342 * Setup and start the JPEG block
343 */
344static int jpeg_v4_0_start(struct amdgpu_device *adev)
345{
346 struct amdgpu_ring *ring = &adev->jpeg.inst->ring_dec;
347 int r;
348
349 if (adev->pm.dpm_enabled)
350 amdgpu_dpm_enable_jpeg(adev, true);
351
352 /* disable power gating */
353 r = jpeg_v4_0_disable_static_power_gating(adev);
354 if (r)
355 return r;
356
357 /* JPEG disable CGC */
358 jpeg_v4_0_disable_clock_gating(adev);
359
360 /* MJPEG global tiling registers */
361 WREG32_SOC15(JPEG, 0, regJPEG_DEC_GFX10_ADDR_CONFIG,
362 adev->gfx.config.gb_addr_config);
363
364
365 /* enable JMI channel */
366 WREG32_P(SOC15_REG_OFFSET(JPEG, 0, regUVD_JMI_CNTL), 0,
367 ~UVD_JMI_CNTL__SOFT_RESET_MASK);
368
369 /* enable System Interrupt for JRBC */
370 WREG32_P(SOC15_REG_OFFSET(JPEG, 0, regJPEG_SYS_INT_EN),
371 JPEG_SYS_INT_EN__DJRBC_MASK,
372 ~JPEG_SYS_INT_EN__DJRBC_MASK);
373
374 WREG32_SOC15(JPEG, 0, regUVD_LMI_JRBC_RB_VMID, 0);
375 WREG32_SOC15(JPEG, 0, regUVD_JRBC_RB_CNTL, (0x00000001L | 0x00000002L));
376 WREG32_SOC15(JPEG, 0, regUVD_LMI_JRBC_RB_64BIT_BAR_LOW,
377 lower_32_bits(ring->gpu_addr));
378 WREG32_SOC15(JPEG, 0, regUVD_LMI_JRBC_RB_64BIT_BAR_HIGH,
379 upper_32_bits(ring->gpu_addr));
380 WREG32_SOC15(JPEG, 0, regUVD_JRBC_RB_RPTR, 0);
381 WREG32_SOC15(JPEG, 0, regUVD_JRBC_RB_WPTR, 0);
382 WREG32_SOC15(JPEG, 0, regUVD_JRBC_RB_CNTL, 0x00000002L);
383 WREG32_SOC15(JPEG, 0, regUVD_JRBC_RB_SIZE, ring->ring_size / 4);
384 ring->wptr = RREG32_SOC15(JPEG, 0, regUVD_JRBC_RB_WPTR);
385
386 return 0;
387}
388
389/**
390 * jpeg_v4_0_stop - stop JPEG block
391 *
392 * @adev: amdgpu_device pointer
393 *
394 * stop the JPEG block
395 */
396static int jpeg_v4_0_stop(struct amdgpu_device *adev)
397{
398 int r;
399
400 /* reset JMI */
401 WREG32_P(SOC15_REG_OFFSET(JPEG, 0, regUVD_JMI_CNTL),
402 UVD_JMI_CNTL__SOFT_RESET_MASK,
403 ~UVD_JMI_CNTL__SOFT_RESET_MASK);
404
405 jpeg_v4_0_enable_clock_gating(adev);
406
407 /* enable power gating */
408 r = jpeg_v4_0_enable_static_power_gating(adev);
409 if (r)
410 return r;
411
412 if (adev->pm.dpm_enabled)
413 amdgpu_dpm_enable_jpeg(adev, false);
414
415 return 0;
416}
417
418/**
419 * jpeg_v4_0_dec_ring_get_rptr - get read pointer
420 *
421 * @ring: amdgpu_ring pointer
422 *
423 * Returns the current hardware read pointer
424 */
425static uint64_t jpeg_v4_0_dec_ring_get_rptr(struct amdgpu_ring *ring)
426{
427 struct amdgpu_device *adev = ring->adev;
428
429 return RREG32_SOC15(JPEG, 0, regUVD_JRBC_RB_RPTR);
430}
431
432/**
433 * jpeg_v4_0_dec_ring_get_wptr - get write pointer
434 *
435 * @ring: amdgpu_ring pointer
436 *
437 * Returns the current hardware write pointer
438 */
439static uint64_t jpeg_v4_0_dec_ring_get_wptr(struct amdgpu_ring *ring)
440{
441 struct amdgpu_device *adev = ring->adev;
442
443 if (ring->use_doorbell)
444 return *ring->wptr_cpu_addr;
445 else
446 return RREG32_SOC15(JPEG, 0, regUVD_JRBC_RB_WPTR);
447}
448
449/**
450 * jpeg_v4_0_dec_ring_set_wptr - set write pointer
451 *
452 * @ring: amdgpu_ring pointer
453 *
454 * Commits the write pointer to the hardware
455 */
456static void jpeg_v4_0_dec_ring_set_wptr(struct amdgpu_ring *ring)
457{
458 struct amdgpu_device *adev = ring->adev;
459
460 if (ring->use_doorbell) {
461 *ring->wptr_cpu_addr = lower_32_bits(ring->wptr);
462 WDOORBELL32(ring->doorbell_index, lower_32_bits(ring->wptr));
463 } else {
464 WREG32_SOC15(JPEG, 0, regUVD_JRBC_RB_WPTR, lower_32_bits(ring->wptr));
465 }
466}
467
468static bool jpeg_v4_0_is_idle(void *handle)
469{
470 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
471 int ret = 1;
472
473 ret &= (((RREG32_SOC15(JPEG, 0, regUVD_JRBC_STATUS) &
474 UVD_JRBC_STATUS__RB_JOB_DONE_MASK) ==
475 UVD_JRBC_STATUS__RB_JOB_DONE_MASK));
476
477 return ret;
478}
479
480static int jpeg_v4_0_wait_for_idle(void *handle)
481{
482 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
483
484 return SOC15_WAIT_ON_RREG(JPEG, 0, regUVD_JRBC_STATUS,
485 UVD_JRBC_STATUS__RB_JOB_DONE_MASK,
486 UVD_JRBC_STATUS__RB_JOB_DONE_MASK);
487}
488
489static int jpeg_v4_0_set_clockgating_state(void *handle,
490 enum amd_clockgating_state state)
491{
492 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
493 bool enable = (state == AMD_CG_STATE_GATE) ? true : false;
494
495 if (enable) {
496 if (!jpeg_v4_0_is_idle(handle))
497 return -EBUSY;
498 jpeg_v4_0_enable_clock_gating(adev);
499 } else {
500 jpeg_v4_0_disable_clock_gating(adev);
501 }
502
503 return 0;
504}
505
506static int jpeg_v4_0_set_powergating_state(void *handle,
507 enum amd_powergating_state state)
508{
509 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
510 int ret;
511
512 if (state == adev->jpeg.cur_state)
513 return 0;
514
515 if (state == AMD_PG_STATE_GATE)
516 ret = jpeg_v4_0_stop(adev);
517 else
518 ret = jpeg_v4_0_start(adev);
519
520 if (!ret)
521 adev->jpeg.cur_state = state;
522
523 return ret;
524}
525
526static int jpeg_v4_0_set_interrupt_state(struct amdgpu_device *adev,
527 struct amdgpu_irq_src *source,
528 unsigned type,
529 enum amdgpu_interrupt_state state)
530{
531 return 0;
532}
533
534static int jpeg_v4_0_process_interrupt(struct amdgpu_device *adev,
535 struct amdgpu_irq_src *source,
536 struct amdgpu_iv_entry *entry)
537{
538 DRM_DEBUG("IH: JPEG TRAP\n");
539
540 switch (entry->src_id) {
541 case VCN_4_0__SRCID__JPEG_DECODE:
542 amdgpu_fence_process(&adev->jpeg.inst->ring_dec);
543 break;
544 case VCN_4_0__SRCID_DJPEG0_POISON:
545 case VCN_4_0__SRCID_EJPEG0_POISON:
546 amdgpu_jpeg_process_poison_irq(adev, source, entry);
547 break;
548 default:
549 DRM_DEV_ERROR(adev->dev, "Unhandled interrupt: %d %d\n",
550 entry->src_id, entry->src_data[0]);
551 break;
552 }
553
554 return 0;
555}
556
557static const struct amd_ip_funcs jpeg_v4_0_ip_funcs = {
558 .name = "jpeg_v4_0",
559 .early_init = jpeg_v4_0_early_init,
560 .late_init = NULL,
561 .sw_init = jpeg_v4_0_sw_init,
562 .sw_fini = jpeg_v4_0_sw_fini,
563 .hw_init = jpeg_v4_0_hw_init,
564 .hw_fini = jpeg_v4_0_hw_fini,
565 .suspend = jpeg_v4_0_suspend,
566 .resume = jpeg_v4_0_resume,
567 .is_idle = jpeg_v4_0_is_idle,
568 .wait_for_idle = jpeg_v4_0_wait_for_idle,
569 .check_soft_reset = NULL,
570 .pre_soft_reset = NULL,
571 .soft_reset = NULL,
572 .post_soft_reset = NULL,
573 .set_clockgating_state = jpeg_v4_0_set_clockgating_state,
574 .set_powergating_state = jpeg_v4_0_set_powergating_state,
575};
576
577static const struct amdgpu_ring_funcs jpeg_v4_0_dec_ring_vm_funcs = {
578 .type = AMDGPU_RING_TYPE_VCN_JPEG,
579 .align_mask = 0xf,
580 .vmhub = AMDGPU_MMHUB_0,
581 .get_rptr = jpeg_v4_0_dec_ring_get_rptr,
582 .get_wptr = jpeg_v4_0_dec_ring_get_wptr,
583 .set_wptr = jpeg_v4_0_dec_ring_set_wptr,
584 .emit_frame_size =
585 SOC15_FLUSH_GPU_TLB_NUM_WREG * 6 +
586 SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 8 +
587 8 + /* jpeg_v4_0_dec_ring_emit_vm_flush */
588 18 + 18 + /* jpeg_v4_0_dec_ring_emit_fence x2 vm fence */
589 8 + 16,
590 .emit_ib_size = 22, /* jpeg_v4_0_dec_ring_emit_ib */
591 .emit_ib = jpeg_v2_0_dec_ring_emit_ib,
592 .emit_fence = jpeg_v2_0_dec_ring_emit_fence,
593 .emit_vm_flush = jpeg_v2_0_dec_ring_emit_vm_flush,
594 .test_ring = amdgpu_jpeg_dec_ring_test_ring,
595 .test_ib = amdgpu_jpeg_dec_ring_test_ib,
596 .insert_nop = jpeg_v2_0_dec_ring_nop,
597 .insert_start = jpeg_v2_0_dec_ring_insert_start,
598 .insert_end = jpeg_v2_0_dec_ring_insert_end,
599 .pad_ib = amdgpu_ring_generic_pad_ib,
600 .begin_use = amdgpu_jpeg_ring_begin_use,
601 .end_use = amdgpu_jpeg_ring_end_use,
602 .emit_wreg = jpeg_v2_0_dec_ring_emit_wreg,
603 .emit_reg_wait = jpeg_v2_0_dec_ring_emit_reg_wait,
604 .emit_reg_write_reg_wait = amdgpu_ring_emit_reg_write_reg_wait_helper,
605};
606
607static void jpeg_v4_0_set_dec_ring_funcs(struct amdgpu_device *adev)
608{
609 adev->jpeg.inst->ring_dec.funcs = &jpeg_v4_0_dec_ring_vm_funcs;
610 DRM_DEV_INFO(adev->dev, "JPEG decode is enabled in VM mode\n");
611}
612
613static const struct amdgpu_irq_src_funcs jpeg_v4_0_irq_funcs = {
614 .set = jpeg_v4_0_set_interrupt_state,
615 .process = jpeg_v4_0_process_interrupt,
616};
617
618static void jpeg_v4_0_set_irq_funcs(struct amdgpu_device *adev)
619{
620 adev->jpeg.inst->irq.num_types = 1;
621 adev->jpeg.inst->irq.funcs = &jpeg_v4_0_irq_funcs;
622}
623
624const struct amdgpu_ip_block_version jpeg_v4_0_ip_block = {
625 .type = AMD_IP_BLOCK_TYPE_JPEG,
626 .major = 4,
627 .minor = 0,
628 .rev = 0,
629 .funcs = &jpeg_v4_0_ip_funcs,
630};
631
632static uint32_t jpeg_v4_0_query_poison_by_instance(struct amdgpu_device *adev,
633 uint32_t instance, uint32_t sub_block)
634{
635 uint32_t poison_stat = 0, reg_value = 0;
636
637 switch (sub_block) {
638 case AMDGPU_JPEG_V4_0_JPEG0:
639 reg_value = RREG32_SOC15(JPEG, instance, regUVD_RAS_JPEG0_STATUS);
640 poison_stat = REG_GET_FIELD(reg_value, UVD_RAS_JPEG0_STATUS, POISONED_PF);
641 break;
642 case AMDGPU_JPEG_V4_0_JPEG1:
643 reg_value = RREG32_SOC15(JPEG, instance, regUVD_RAS_JPEG1_STATUS);
644 poison_stat = REG_GET_FIELD(reg_value, UVD_RAS_JPEG1_STATUS, POISONED_PF);
645 break;
646 default:
647 break;
648 }
649
650 if (poison_stat)
651 dev_info(adev->dev, "Poison detected in JPEG%d sub_block%d\n",
652 instance, sub_block);
653
654 return poison_stat;
655}
656
657static bool jpeg_v4_0_query_ras_poison_status(struct amdgpu_device *adev)
658{
659 uint32_t inst = 0, sub = 0, poison_stat = 0;
660
661 for (inst = 0; inst < adev->jpeg.num_jpeg_inst; inst++)
662 for (sub = 0; sub < AMDGPU_JPEG_V4_0_MAX_SUB_BLOCK; sub++)
663 poison_stat +=
664 jpeg_v4_0_query_poison_by_instance(adev, inst, sub);
665
666 return !!poison_stat;
667}
668
669const struct amdgpu_ras_block_hw_ops jpeg_v4_0_ras_hw_ops = {
670 .query_poison_status = jpeg_v4_0_query_ras_poison_status,
671};
672
673static struct amdgpu_jpeg_ras jpeg_v4_0_ras = {
674 .ras_block = {
675 .hw_ops = &jpeg_v4_0_ras_hw_ops,
676 },
677};
678
679static void jpeg_v4_0_set_ras_funcs(struct amdgpu_device *adev)
680{
681 switch (adev->ip_versions[JPEG_HWIP][0]) {
682 case IP_VERSION(4, 0, 0):
683 adev->jpeg.ras = &jpeg_v4_0_ras;
684 break;
685 default:
686 break;
687 }
688
689 jpeg_set_ras_funcs(adev);
690}
1/*
2 * Copyright 2021 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#include "jpeg_v4_0.h"
31#include "mmsch_v4_0.h"
32
33#include "vcn/vcn_4_0_0_offset.h"
34#include "vcn/vcn_4_0_0_sh_mask.h"
35#include "ivsrcid/vcn/irqsrcs_vcn_4_0.h"
36
37#define regUVD_JPEG_PITCH_INTERNAL_OFFSET 0x401f
38
39static int jpeg_v4_0_start_sriov(struct amdgpu_device *adev);
40static void jpeg_v4_0_set_dec_ring_funcs(struct amdgpu_device *adev);
41static void jpeg_v4_0_set_irq_funcs(struct amdgpu_device *adev);
42static int jpeg_v4_0_set_powergating_state(void *handle,
43 enum amd_powergating_state state);
44static void jpeg_v4_0_set_ras_funcs(struct amdgpu_device *adev);
45
46static void jpeg_v4_0_dec_ring_set_wptr(struct amdgpu_ring *ring);
47
48/**
49 * jpeg_v4_0_early_init - set function pointers
50 *
51 * @ip_block: Pointer to the amdgpu_ip_block for this hw instance.
52 *
53 * Set ring and irq function pointers
54 */
55static int jpeg_v4_0_early_init(struct amdgpu_ip_block *ip_block)
56{
57 struct amdgpu_device *adev = ip_block->adev;
58
59
60 adev->jpeg.num_jpeg_inst = 1;
61 adev->jpeg.num_jpeg_rings = 1;
62
63 jpeg_v4_0_set_dec_ring_funcs(adev);
64 jpeg_v4_0_set_irq_funcs(adev);
65 jpeg_v4_0_set_ras_funcs(adev);
66
67 return 0;
68}
69
70/**
71 * jpeg_v4_0_sw_init - sw init for JPEG block
72 *
73 * @ip_block: Pointer to the amdgpu_ip_block for this hw instance.
74 *
75 * Load firmware and sw initialization
76 */
77static int jpeg_v4_0_sw_init(struct amdgpu_ip_block *ip_block)
78{
79 struct amdgpu_device *adev = ip_block->adev;
80 struct amdgpu_ring *ring;
81 int r;
82
83 /* JPEG TRAP */
84 r = amdgpu_irq_add_id(adev, SOC15_IH_CLIENTID_VCN,
85 VCN_4_0__SRCID__JPEG_DECODE, &adev->jpeg.inst->irq);
86 if (r)
87 return r;
88
89 /* JPEG DJPEG POISON EVENT */
90 r = amdgpu_irq_add_id(adev, SOC15_IH_CLIENTID_VCN,
91 VCN_4_0__SRCID_DJPEG0_POISON, &adev->jpeg.inst->ras_poison_irq);
92 if (r)
93 return r;
94
95 /* JPEG EJPEG POISON EVENT */
96 r = amdgpu_irq_add_id(adev, SOC15_IH_CLIENTID_VCN,
97 VCN_4_0__SRCID_EJPEG0_POISON, &adev->jpeg.inst->ras_poison_irq);
98 if (r)
99 return r;
100
101 r = amdgpu_jpeg_sw_init(adev);
102 if (r)
103 return r;
104
105 r = amdgpu_jpeg_resume(adev);
106 if (r)
107 return r;
108
109 ring = adev->jpeg.inst->ring_dec;
110 ring->use_doorbell = true;
111 ring->doorbell_index = amdgpu_sriov_vf(adev) ? (((adev->doorbell_index.vcn.vcn_ring0_1) << 1) + 4) : ((adev->doorbell_index.vcn.vcn_ring0_1 << 1) + 1);
112 ring->vm_hub = AMDGPU_MMHUB0(0);
113
114 sprintf(ring->name, "jpeg_dec");
115 r = amdgpu_ring_init(adev, ring, 512, &adev->jpeg.inst->irq, 0,
116 AMDGPU_RING_PRIO_DEFAULT, NULL);
117 if (r)
118 return r;
119
120 adev->jpeg.internal.jpeg_pitch[0] = regUVD_JPEG_PITCH_INTERNAL_OFFSET;
121 adev->jpeg.inst->external.jpeg_pitch[0] = SOC15_REG_OFFSET(JPEG, 0, regUVD_JPEG_PITCH);
122
123 r = amdgpu_jpeg_ras_sw_init(adev);
124 if (r)
125 return r;
126 /* TODO: Add queue reset mask when FW fully supports it */
127 adev->jpeg.supported_reset =
128 amdgpu_get_soft_full_reset_mask(&adev->jpeg.inst[0].ring_dec[0]);
129 r = amdgpu_jpeg_sysfs_reset_mask_init(adev);
130 if (r)
131 return r;
132
133 return 0;
134}
135
136/**
137 * jpeg_v4_0_sw_fini - sw fini for JPEG block
138 *
139 * @ip_block: Pointer to the amdgpu_ip_block for this hw instance.
140 *
141 * JPEG suspend and free up sw allocation
142 */
143static int jpeg_v4_0_sw_fini(struct amdgpu_ip_block *ip_block)
144{
145 struct amdgpu_device *adev = ip_block->adev;
146 int r;
147
148 r = amdgpu_jpeg_suspend(adev);
149 if (r)
150 return r;
151
152 amdgpu_jpeg_sysfs_reset_mask_fini(adev);
153 r = amdgpu_jpeg_sw_fini(adev);
154
155 return r;
156}
157
158/**
159 * jpeg_v4_0_hw_init - start and test JPEG block
160 *
161 * @ip_block: Pointer to the amdgpu_ip_block for this hw instance.
162 *
163 */
164static int jpeg_v4_0_hw_init(struct amdgpu_ip_block *ip_block)
165{
166 struct amdgpu_device *adev = ip_block->adev;
167 struct amdgpu_ring *ring = adev->jpeg.inst->ring_dec;
168 int r;
169
170 if (amdgpu_sriov_vf(adev)) {
171 r = jpeg_v4_0_start_sriov(adev);
172 if (r)
173 return r;
174 ring->wptr = 0;
175 ring->wptr_old = 0;
176 jpeg_v4_0_dec_ring_set_wptr(ring);
177 ring->sched.ready = true;
178 } else {
179 adev->nbio.funcs->vcn_doorbell_range(adev, ring->use_doorbell,
180 (adev->doorbell_index.vcn.vcn_ring0_1 << 1), 0);
181
182 WREG32_SOC15(VCN, 0, regVCN_JPEG_DB_CTRL,
183 ring->doorbell_index << VCN_JPEG_DB_CTRL__OFFSET__SHIFT |
184 VCN_JPEG_DB_CTRL__EN_MASK);
185
186 r = amdgpu_ring_test_helper(ring);
187 if (r)
188 return r;
189 }
190
191 return 0;
192}
193
194/**
195 * jpeg_v4_0_hw_fini - stop the hardware block
196 *
197 * @ip_block: Pointer to the amdgpu_ip_block for this hw instance.
198 *
199 * Stop the JPEG block, mark ring as not ready any more
200 */
201static int jpeg_v4_0_hw_fini(struct amdgpu_ip_block *ip_block)
202{
203 struct amdgpu_device *adev = ip_block->adev;
204
205 cancel_delayed_work_sync(&adev->jpeg.idle_work);
206 if (!amdgpu_sriov_vf(adev)) {
207 if (adev->jpeg.cur_state != AMD_PG_STATE_GATE &&
208 RREG32_SOC15(JPEG, 0, regUVD_JRBC_STATUS))
209 jpeg_v4_0_set_powergating_state(adev, AMD_PG_STATE_GATE);
210 }
211 if (amdgpu_ras_is_supported(adev, AMDGPU_RAS_BLOCK__JPEG))
212 amdgpu_irq_put(adev, &adev->jpeg.inst->ras_poison_irq, 0);
213
214 return 0;
215}
216
217/**
218 * jpeg_v4_0_suspend - suspend JPEG block
219 *
220 * @ip_block: Pointer to the amdgpu_ip_block for this hw instance.
221 *
222 * HW fini and suspend JPEG block
223 */
224static int jpeg_v4_0_suspend(struct amdgpu_ip_block *ip_block)
225{
226 int r;
227
228 r = jpeg_v4_0_hw_fini(ip_block);
229 if (r)
230 return r;
231
232 r = amdgpu_jpeg_suspend(ip_block->adev);
233
234 return r;
235}
236
237/**
238 * jpeg_v4_0_resume - resume JPEG block
239 *
240 * @ip_block: Pointer to the amdgpu_ip_block for this hw instance.
241 *
242 * Resume firmware and hw init JPEG block
243 */
244static int jpeg_v4_0_resume(struct amdgpu_ip_block *ip_block)
245{
246 int r;
247
248 r = amdgpu_jpeg_resume(ip_block->adev);
249 if (r)
250 return r;
251
252 r = jpeg_v4_0_hw_init(ip_block);
253
254 return r;
255}
256
257static void jpeg_v4_0_disable_clock_gating(struct amdgpu_device *adev)
258{
259 uint32_t data = 0;
260
261 data = RREG32_SOC15(JPEG, 0, regJPEG_CGC_CTRL);
262 if (adev->cg_flags & AMD_CG_SUPPORT_JPEG_MGCG) {
263 data |= 1 << JPEG_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
264 data &= (~JPEG_CGC_CTRL__JPEG_DEC_MODE_MASK);
265 } else {
266 data &= ~JPEG_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
267 }
268
269 data |= 1 << JPEG_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
270 data |= 4 << JPEG_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
271 WREG32_SOC15(JPEG, 0, regJPEG_CGC_CTRL, data);
272
273 data = RREG32_SOC15(JPEG, 0, regJPEG_CGC_GATE);
274 data &= ~(JPEG_CGC_GATE__JPEG_DEC_MASK
275 | JPEG_CGC_GATE__JPEG2_DEC_MASK
276 | JPEG_CGC_GATE__JMCIF_MASK
277 | JPEG_CGC_GATE__JRBBM_MASK);
278 WREG32_SOC15(JPEG, 0, regJPEG_CGC_GATE, data);
279}
280
281static void jpeg_v4_0_enable_clock_gating(struct amdgpu_device *adev)
282{
283 uint32_t data = 0;
284
285 data = RREG32_SOC15(JPEG, 0, regJPEG_CGC_CTRL);
286 if (adev->cg_flags & AMD_CG_SUPPORT_JPEG_MGCG) {
287 data |= 1 << JPEG_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
288 data |= JPEG_CGC_CTRL__JPEG_DEC_MODE_MASK;
289 } else {
290 data &= ~JPEG_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
291 }
292
293 data |= 1 << JPEG_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
294 data |= 4 << JPEG_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
295 WREG32_SOC15(JPEG, 0, regJPEG_CGC_CTRL, data);
296
297 data = RREG32_SOC15(JPEG, 0, regJPEG_CGC_GATE);
298 data |= (JPEG_CGC_GATE__JPEG_DEC_MASK
299 |JPEG_CGC_GATE__JPEG2_DEC_MASK
300 |JPEG_CGC_GATE__JMCIF_MASK
301 |JPEG_CGC_GATE__JRBBM_MASK);
302 WREG32_SOC15(JPEG, 0, regJPEG_CGC_GATE, data);
303}
304
305static int jpeg_v4_0_disable_static_power_gating(struct amdgpu_device *adev)
306{
307 if (adev->pg_flags & AMD_PG_SUPPORT_JPEG) {
308 uint32_t data = 0;
309 int r = 0;
310
311 data = 1 << UVD_PGFSM_CONFIG__UVDJ_PWR_CONFIG__SHIFT;
312 WREG32(SOC15_REG_OFFSET(JPEG, 0, regUVD_PGFSM_CONFIG), data);
313
314 r = SOC15_WAIT_ON_RREG(JPEG, 0,
315 regUVD_PGFSM_STATUS, UVD_PGFSM_STATUS_UVDJ_PWR_ON,
316 UVD_PGFSM_STATUS__UVDJ_PWR_STATUS_MASK);
317
318 if (r) {
319 DRM_DEV_ERROR(adev->dev, "amdgpu: JPEG disable power gating failed\n");
320 return r;
321 }
322 }
323
324 /* disable anti hang mechanism */
325 WREG32_P(SOC15_REG_OFFSET(JPEG, 0, regUVD_JPEG_POWER_STATUS), 0,
326 ~UVD_JPEG_POWER_STATUS__JPEG_POWER_STATUS_MASK);
327
328 /* keep the JPEG in static PG mode */
329 WREG32_P(SOC15_REG_OFFSET(JPEG, 0, regUVD_JPEG_POWER_STATUS), 0,
330 ~UVD_JPEG_POWER_STATUS__JPEG_PG_MODE_MASK);
331
332 return 0;
333}
334
335static int jpeg_v4_0_enable_static_power_gating(struct amdgpu_device *adev)
336{
337 /* enable anti hang mechanism */
338 WREG32_P(SOC15_REG_OFFSET(JPEG, 0, regUVD_JPEG_POWER_STATUS),
339 UVD_JPEG_POWER_STATUS__JPEG_POWER_STATUS_MASK,
340 ~UVD_JPEG_POWER_STATUS__JPEG_POWER_STATUS_MASK);
341
342 if (adev->pg_flags & AMD_PG_SUPPORT_JPEG) {
343 uint32_t data = 0;
344 int r = 0;
345
346 data = 2 << UVD_PGFSM_CONFIG__UVDJ_PWR_CONFIG__SHIFT;
347 WREG32(SOC15_REG_OFFSET(JPEG, 0, regUVD_PGFSM_CONFIG), data);
348
349 r = SOC15_WAIT_ON_RREG(JPEG, 0, regUVD_PGFSM_STATUS,
350 (2 << UVD_PGFSM_STATUS__UVDJ_PWR_STATUS__SHIFT),
351 UVD_PGFSM_STATUS__UVDJ_PWR_STATUS_MASK);
352
353 if (r) {
354 DRM_DEV_ERROR(adev->dev, "amdgpu: JPEG enable power gating failed\n");
355 return r;
356 }
357 }
358
359 return 0;
360}
361
362/**
363 * jpeg_v4_0_start - start JPEG block
364 *
365 * @adev: amdgpu_device pointer
366 *
367 * Setup and start the JPEG block
368 */
369static int jpeg_v4_0_start(struct amdgpu_device *adev)
370{
371 struct amdgpu_ring *ring = adev->jpeg.inst->ring_dec;
372 int r;
373
374 if (adev->pm.dpm_enabled)
375 amdgpu_dpm_enable_jpeg(adev, true);
376
377 /* disable power gating */
378 r = jpeg_v4_0_disable_static_power_gating(adev);
379 if (r)
380 return r;
381
382 /* JPEG disable CGC */
383 jpeg_v4_0_disable_clock_gating(adev);
384
385 /* MJPEG global tiling registers */
386 WREG32_SOC15(JPEG, 0, regJPEG_DEC_GFX10_ADDR_CONFIG,
387 adev->gfx.config.gb_addr_config);
388
389
390 /* enable JMI channel */
391 WREG32_P(SOC15_REG_OFFSET(JPEG, 0, regUVD_JMI_CNTL), 0,
392 ~UVD_JMI_CNTL__SOFT_RESET_MASK);
393
394 /* enable System Interrupt for JRBC */
395 WREG32_P(SOC15_REG_OFFSET(JPEG, 0, regJPEG_SYS_INT_EN),
396 JPEG_SYS_INT_EN__DJRBC_MASK,
397 ~JPEG_SYS_INT_EN__DJRBC_MASK);
398
399 WREG32_SOC15(JPEG, 0, regUVD_LMI_JRBC_RB_VMID, 0);
400 WREG32_SOC15(JPEG, 0, regUVD_JRBC_RB_CNTL, (0x00000001L | 0x00000002L));
401 WREG32_SOC15(JPEG, 0, regUVD_LMI_JRBC_RB_64BIT_BAR_LOW,
402 lower_32_bits(ring->gpu_addr));
403 WREG32_SOC15(JPEG, 0, regUVD_LMI_JRBC_RB_64BIT_BAR_HIGH,
404 upper_32_bits(ring->gpu_addr));
405 WREG32_SOC15(JPEG, 0, regUVD_JRBC_RB_RPTR, 0);
406 WREG32_SOC15(JPEG, 0, regUVD_JRBC_RB_WPTR, 0);
407 WREG32_SOC15(JPEG, 0, regUVD_JRBC_RB_CNTL, 0x00000002L);
408 WREG32_SOC15(JPEG, 0, regUVD_JRBC_RB_SIZE, ring->ring_size / 4);
409 ring->wptr = RREG32_SOC15(JPEG, 0, regUVD_JRBC_RB_WPTR);
410
411 return 0;
412}
413
414static int jpeg_v4_0_start_sriov(struct amdgpu_device *adev)
415{
416 struct amdgpu_ring *ring;
417 uint64_t ctx_addr;
418 uint32_t param, resp, expected;
419 uint32_t tmp, timeout;
420
421 struct amdgpu_mm_table *table = &adev->virt.mm_table;
422 uint32_t *table_loc;
423 uint32_t table_size;
424 uint32_t size, size_dw;
425 uint32_t init_status;
426
427 struct mmsch_v4_0_cmd_direct_write
428 direct_wt = { {0} };
429 struct mmsch_v4_0_cmd_end end = { {0} };
430 struct mmsch_v4_0_init_header header;
431
432 direct_wt.cmd_header.command_type =
433 MMSCH_COMMAND__DIRECT_REG_WRITE;
434 end.cmd_header.command_type =
435 MMSCH_COMMAND__END;
436
437 size = sizeof(struct mmsch_v4_0_init_header);
438 table_loc = (uint32_t *)table->cpu_addr;
439 memcpy(&header, (void *)table_loc, size);
440
441 header.version = MMSCH_VERSION;
442 header.total_size = RREG32_SOC15(VCN, 0, regMMSCH_VF_CTX_SIZE);
443
444 header.jpegdec.init_status = 0;
445 header.jpegdec.table_offset = 0;
446 header.jpegdec.table_size = 0;
447
448 table_loc = (uint32_t *)table->cpu_addr;
449 table_loc += header.total_size;
450
451 table_size = 0;
452
453 ring = adev->jpeg.inst->ring_dec;
454
455 MMSCH_V4_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(JPEG, 0,
456 regUVD_LMI_JRBC_RB_64BIT_BAR_LOW),
457 lower_32_bits(ring->gpu_addr));
458 MMSCH_V4_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(JPEG, 0,
459 regUVD_LMI_JRBC_RB_64BIT_BAR_HIGH),
460 upper_32_bits(ring->gpu_addr));
461 MMSCH_V4_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(JPEG, 0,
462 regUVD_JRBC_RB_SIZE), ring->ring_size / 4);
463
464 /* add end packet */
465 MMSCH_V4_0_INSERT_END();
466
467 /* refine header */
468 header.jpegdec.init_status = 0;
469 header.jpegdec.table_offset = header.total_size;
470 header.jpegdec.table_size = table_size;
471 header.total_size += table_size;
472
473 /* Update init table header in memory */
474 size = sizeof(struct mmsch_v4_0_init_header);
475 table_loc = (uint32_t *)table->cpu_addr;
476 memcpy((void *)table_loc, &header, size);
477
478 /* Perform HDP flush before writing to MMSCH registers */
479 amdgpu_device_flush_hdp(adev, NULL);
480
481 /* message MMSCH (in VCN[0]) to initialize this client
482 * 1, write to mmsch_vf_ctx_addr_lo/hi register with GPU mc addr
483 * of memory descriptor location
484 */
485 ctx_addr = table->gpu_addr;
486 WREG32_SOC15(VCN, 0, regMMSCH_VF_CTX_ADDR_LO, lower_32_bits(ctx_addr));
487 WREG32_SOC15(VCN, 0, regMMSCH_VF_CTX_ADDR_HI, upper_32_bits(ctx_addr));
488
489 /* 2, update vmid of descriptor */
490 tmp = RREG32_SOC15(VCN, 0, regMMSCH_VF_VMID);
491 tmp &= ~MMSCH_VF_VMID__VF_CTX_VMID_MASK;
492 /* use domain0 for MM scheduler */
493 tmp |= (0 << MMSCH_VF_VMID__VF_CTX_VMID__SHIFT);
494 WREG32_SOC15(VCN, 0, regMMSCH_VF_VMID, tmp);
495
496 /* 3, notify mmsch about the size of this descriptor */
497 size = header.total_size;
498 WREG32_SOC15(VCN, 0, regMMSCH_VF_CTX_SIZE, size);
499
500 /* 4, set resp to zero */
501 WREG32_SOC15(VCN, 0, regMMSCH_VF_MAILBOX_RESP, 0);
502
503 /* 5, kick off the initialization and wait until
504 * MMSCH_VF_MAILBOX_RESP becomes non-zero
505 */
506 param = 0x00000001;
507 WREG32_SOC15(VCN, 0, regMMSCH_VF_MAILBOX_HOST, param);
508 tmp = 0;
509 timeout = 1000;
510 resp = 0;
511 expected = MMSCH_VF_MAILBOX_RESP__OK;
512 init_status = ((struct mmsch_v4_0_init_header *)(table_loc))->jpegdec.init_status;
513 while (resp != expected) {
514 resp = RREG32_SOC15(VCN, 0, regMMSCH_VF_MAILBOX_RESP);
515
516 if (resp != 0)
517 break;
518 udelay(10);
519 tmp = tmp + 10;
520 if (tmp >= timeout) {
521 DRM_ERROR("failed to init MMSCH. TIME-OUT after %d usec"\
522 " waiting for regMMSCH_VF_MAILBOX_RESP "\
523 "(expected=0x%08x, readback=0x%08x)\n",
524 tmp, expected, resp);
525 return -EBUSY;
526 }
527 }
528 if (resp != expected && resp != MMSCH_VF_MAILBOX_RESP__INCOMPLETE
529 && init_status != MMSCH_VF_ENGINE_STATUS__PASS) {
530 DRM_ERROR("MMSCH init status is incorrect! readback=0x%08x, header init status for jpeg: %x\n", resp, init_status);
531 return -EINVAL;
532 }
533
534 return 0;
535
536}
537
538/**
539 * jpeg_v4_0_stop - stop JPEG block
540 *
541 * @adev: amdgpu_device pointer
542 *
543 * stop the JPEG block
544 */
545static int jpeg_v4_0_stop(struct amdgpu_device *adev)
546{
547 int r;
548
549 /* reset JMI */
550 WREG32_P(SOC15_REG_OFFSET(JPEG, 0, regUVD_JMI_CNTL),
551 UVD_JMI_CNTL__SOFT_RESET_MASK,
552 ~UVD_JMI_CNTL__SOFT_RESET_MASK);
553
554 jpeg_v4_0_enable_clock_gating(adev);
555
556 /* enable power gating */
557 r = jpeg_v4_0_enable_static_power_gating(adev);
558 if (r)
559 return r;
560
561 if (adev->pm.dpm_enabled)
562 amdgpu_dpm_enable_jpeg(adev, false);
563
564 return 0;
565}
566
567/**
568 * jpeg_v4_0_dec_ring_get_rptr - get read pointer
569 *
570 * @ring: amdgpu_ring pointer
571 *
572 * Returns the current hardware read pointer
573 */
574static uint64_t jpeg_v4_0_dec_ring_get_rptr(struct amdgpu_ring *ring)
575{
576 struct amdgpu_device *adev = ring->adev;
577
578 return RREG32_SOC15(JPEG, 0, regUVD_JRBC_RB_RPTR);
579}
580
581/**
582 * jpeg_v4_0_dec_ring_get_wptr - get write pointer
583 *
584 * @ring: amdgpu_ring pointer
585 *
586 * Returns the current hardware write pointer
587 */
588static uint64_t jpeg_v4_0_dec_ring_get_wptr(struct amdgpu_ring *ring)
589{
590 struct amdgpu_device *adev = ring->adev;
591
592 if (ring->use_doorbell)
593 return *ring->wptr_cpu_addr;
594 else
595 return RREG32_SOC15(JPEG, 0, regUVD_JRBC_RB_WPTR);
596}
597
598/**
599 * jpeg_v4_0_dec_ring_set_wptr - set write pointer
600 *
601 * @ring: amdgpu_ring pointer
602 *
603 * Commits the write pointer to the hardware
604 */
605static void jpeg_v4_0_dec_ring_set_wptr(struct amdgpu_ring *ring)
606{
607 struct amdgpu_device *adev = ring->adev;
608
609 if (ring->use_doorbell) {
610 *ring->wptr_cpu_addr = lower_32_bits(ring->wptr);
611 WDOORBELL32(ring->doorbell_index, lower_32_bits(ring->wptr));
612 } else {
613 WREG32_SOC15(JPEG, 0, regUVD_JRBC_RB_WPTR, lower_32_bits(ring->wptr));
614 }
615}
616
617static bool jpeg_v4_0_is_idle(void *handle)
618{
619 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
620 int ret = 1;
621
622 ret &= (((RREG32_SOC15(JPEG, 0, regUVD_JRBC_STATUS) &
623 UVD_JRBC_STATUS__RB_JOB_DONE_MASK) ==
624 UVD_JRBC_STATUS__RB_JOB_DONE_MASK));
625
626 return ret;
627}
628
629static int jpeg_v4_0_wait_for_idle(struct amdgpu_ip_block *ip_block)
630{
631 struct amdgpu_device *adev = ip_block->adev;
632
633 return SOC15_WAIT_ON_RREG(JPEG, 0, regUVD_JRBC_STATUS,
634 UVD_JRBC_STATUS__RB_JOB_DONE_MASK,
635 UVD_JRBC_STATUS__RB_JOB_DONE_MASK);
636}
637
638static int jpeg_v4_0_set_clockgating_state(void *handle,
639 enum amd_clockgating_state state)
640{
641 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
642 bool enable = state == AMD_CG_STATE_GATE;
643
644 if (enable) {
645 if (!jpeg_v4_0_is_idle(handle))
646 return -EBUSY;
647 jpeg_v4_0_enable_clock_gating(adev);
648 } else {
649 jpeg_v4_0_disable_clock_gating(adev);
650 }
651
652 return 0;
653}
654
655static int jpeg_v4_0_set_powergating_state(void *handle,
656 enum amd_powergating_state state)
657{
658 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
659 int ret;
660
661 if (amdgpu_sriov_vf(adev)) {
662 adev->jpeg.cur_state = AMD_PG_STATE_UNGATE;
663 return 0;
664 }
665
666 if (state == adev->jpeg.cur_state)
667 return 0;
668
669 if (state == AMD_PG_STATE_GATE)
670 ret = jpeg_v4_0_stop(adev);
671 else
672 ret = jpeg_v4_0_start(adev);
673
674 if (!ret)
675 adev->jpeg.cur_state = state;
676
677 return ret;
678}
679
680static int jpeg_v4_0_set_ras_interrupt_state(struct amdgpu_device *adev,
681 struct amdgpu_irq_src *source,
682 unsigned int type,
683 enum amdgpu_interrupt_state state)
684{
685 return 0;
686}
687
688static int jpeg_v4_0_process_interrupt(struct amdgpu_device *adev,
689 struct amdgpu_irq_src *source,
690 struct amdgpu_iv_entry *entry)
691{
692 DRM_DEBUG("IH: JPEG TRAP\n");
693
694 switch (entry->src_id) {
695 case VCN_4_0__SRCID__JPEG_DECODE:
696 amdgpu_fence_process(adev->jpeg.inst->ring_dec);
697 break;
698 default:
699 DRM_DEV_ERROR(adev->dev, "Unhandled interrupt: %d %d\n",
700 entry->src_id, entry->src_data[0]);
701 break;
702 }
703
704 return 0;
705}
706
707static const struct amd_ip_funcs jpeg_v4_0_ip_funcs = {
708 .name = "jpeg_v4_0",
709 .early_init = jpeg_v4_0_early_init,
710 .sw_init = jpeg_v4_0_sw_init,
711 .sw_fini = jpeg_v4_0_sw_fini,
712 .hw_init = jpeg_v4_0_hw_init,
713 .hw_fini = jpeg_v4_0_hw_fini,
714 .suspend = jpeg_v4_0_suspend,
715 .resume = jpeg_v4_0_resume,
716 .is_idle = jpeg_v4_0_is_idle,
717 .wait_for_idle = jpeg_v4_0_wait_for_idle,
718 .set_clockgating_state = jpeg_v4_0_set_clockgating_state,
719 .set_powergating_state = jpeg_v4_0_set_powergating_state,
720};
721
722static const struct amdgpu_ring_funcs jpeg_v4_0_dec_ring_vm_funcs = {
723 .type = AMDGPU_RING_TYPE_VCN_JPEG,
724 .align_mask = 0xf,
725 .get_rptr = jpeg_v4_0_dec_ring_get_rptr,
726 .get_wptr = jpeg_v4_0_dec_ring_get_wptr,
727 .set_wptr = jpeg_v4_0_dec_ring_set_wptr,
728 .parse_cs = jpeg_v2_dec_ring_parse_cs,
729 .emit_frame_size =
730 SOC15_FLUSH_GPU_TLB_NUM_WREG * 6 +
731 SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 8 +
732 8 + /* jpeg_v4_0_dec_ring_emit_vm_flush */
733 18 + 18 + /* jpeg_v4_0_dec_ring_emit_fence x2 vm fence */
734 8 + 16,
735 .emit_ib_size = 22, /* jpeg_v4_0_dec_ring_emit_ib */
736 .emit_ib = jpeg_v2_0_dec_ring_emit_ib,
737 .emit_fence = jpeg_v2_0_dec_ring_emit_fence,
738 .emit_vm_flush = jpeg_v2_0_dec_ring_emit_vm_flush,
739 .test_ring = amdgpu_jpeg_dec_ring_test_ring,
740 .test_ib = amdgpu_jpeg_dec_ring_test_ib,
741 .insert_nop = jpeg_v2_0_dec_ring_nop,
742 .insert_start = jpeg_v2_0_dec_ring_insert_start,
743 .insert_end = jpeg_v2_0_dec_ring_insert_end,
744 .pad_ib = amdgpu_ring_generic_pad_ib,
745 .begin_use = amdgpu_jpeg_ring_begin_use,
746 .end_use = amdgpu_jpeg_ring_end_use,
747 .emit_wreg = jpeg_v2_0_dec_ring_emit_wreg,
748 .emit_reg_wait = jpeg_v2_0_dec_ring_emit_reg_wait,
749 .emit_reg_write_reg_wait = amdgpu_ring_emit_reg_write_reg_wait_helper,
750};
751
752static void jpeg_v4_0_set_dec_ring_funcs(struct amdgpu_device *adev)
753{
754 adev->jpeg.inst->ring_dec->funcs = &jpeg_v4_0_dec_ring_vm_funcs;
755}
756
757static const struct amdgpu_irq_src_funcs jpeg_v4_0_irq_funcs = {
758 .process = jpeg_v4_0_process_interrupt,
759};
760
761static const struct amdgpu_irq_src_funcs jpeg_v4_0_ras_irq_funcs = {
762 .set = jpeg_v4_0_set_ras_interrupt_state,
763 .process = amdgpu_jpeg_process_poison_irq,
764};
765
766static void jpeg_v4_0_set_irq_funcs(struct amdgpu_device *adev)
767{
768 adev->jpeg.inst->irq.num_types = 1;
769 adev->jpeg.inst->irq.funcs = &jpeg_v4_0_irq_funcs;
770
771 adev->jpeg.inst->ras_poison_irq.num_types = 1;
772 adev->jpeg.inst->ras_poison_irq.funcs = &jpeg_v4_0_ras_irq_funcs;
773}
774
775const struct amdgpu_ip_block_version jpeg_v4_0_ip_block = {
776 .type = AMD_IP_BLOCK_TYPE_JPEG,
777 .major = 4,
778 .minor = 0,
779 .rev = 0,
780 .funcs = &jpeg_v4_0_ip_funcs,
781};
782
783static uint32_t jpeg_v4_0_query_poison_by_instance(struct amdgpu_device *adev,
784 uint32_t instance, uint32_t sub_block)
785{
786 uint32_t poison_stat = 0, reg_value = 0;
787
788 switch (sub_block) {
789 case AMDGPU_JPEG_V4_0_JPEG0:
790 reg_value = RREG32_SOC15(JPEG, instance, regUVD_RAS_JPEG0_STATUS);
791 poison_stat = REG_GET_FIELD(reg_value, UVD_RAS_JPEG0_STATUS, POISONED_PF);
792 break;
793 case AMDGPU_JPEG_V4_0_JPEG1:
794 reg_value = RREG32_SOC15(JPEG, instance, regUVD_RAS_JPEG1_STATUS);
795 poison_stat = REG_GET_FIELD(reg_value, UVD_RAS_JPEG1_STATUS, POISONED_PF);
796 break;
797 default:
798 break;
799 }
800
801 if (poison_stat)
802 dev_info(adev->dev, "Poison detected in JPEG%d sub_block%d\n",
803 instance, sub_block);
804
805 return poison_stat;
806}
807
808static bool jpeg_v4_0_query_ras_poison_status(struct amdgpu_device *adev)
809{
810 uint32_t inst = 0, sub = 0, poison_stat = 0;
811
812 for (inst = 0; inst < adev->jpeg.num_jpeg_inst; inst++)
813 for (sub = 0; sub < AMDGPU_JPEG_V4_0_MAX_SUB_BLOCK; sub++)
814 poison_stat +=
815 jpeg_v4_0_query_poison_by_instance(adev, inst, sub);
816
817 return !!poison_stat;
818}
819
820const struct amdgpu_ras_block_hw_ops jpeg_v4_0_ras_hw_ops = {
821 .query_poison_status = jpeg_v4_0_query_ras_poison_status,
822};
823
824static struct amdgpu_jpeg_ras jpeg_v4_0_ras = {
825 .ras_block = {
826 .hw_ops = &jpeg_v4_0_ras_hw_ops,
827 .ras_late_init = amdgpu_jpeg_ras_late_init,
828 },
829};
830
831static void jpeg_v4_0_set_ras_funcs(struct amdgpu_device *adev)
832{
833 switch (amdgpu_ip_version(adev, JPEG_HWIP, 0)) {
834 case IP_VERSION(4, 0, 0):
835 adev->jpeg.ras = &jpeg_v4_0_ras;
836 break;
837 default:
838 break;
839 }
840}