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_2_0_0_offset.h"
32 #include "vcn/vcn_2_0_0_sh_mask.h"
33 #include "ivsrcid/vcn/irqsrcs_vcn_2_0.h"
34
35 static void jpeg_v2_0_set_dec_ring_funcs(struct amdgpu_device *adev);
36 static void jpeg_v2_0_set_irq_funcs(struct amdgpu_device *adev);
37 static int jpeg_v2_0_set_powergating_state(void *handle,
38 enum amd_powergating_state state);
39
40 /**
41 * jpeg_v2_0_early_init - set function pointers
42 *
43 * @handle: amdgpu_device pointer
44 *
45 * Set ring and irq function pointers
46 */
jpeg_v2_0_early_init(void * handle)47 static int jpeg_v2_0_early_init(void *handle)
48 {
49 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
50
51 adev->jpeg.num_jpeg_inst = 1;
52
53 jpeg_v2_0_set_dec_ring_funcs(adev);
54 jpeg_v2_0_set_irq_funcs(adev);
55
56 return 0;
57 }
58
59 /**
60 * jpeg_v2_0_sw_init - sw init for JPEG block
61 *
62 * @handle: amdgpu_device pointer
63 *
64 * Load firmware and sw initialization
65 */
jpeg_v2_0_sw_init(void * handle)66 static int jpeg_v2_0_sw_init(void *handle)
67 {
68 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
69 struct amdgpu_ring *ring;
70 int r;
71
72 /* JPEG TRAP */
73 r = amdgpu_irq_add_id(adev, SOC15_IH_CLIENTID_VCN,
74 VCN_2_0__SRCID__JPEG_DECODE, &adev->jpeg.inst->irq);
75 if (r)
76 return r;
77
78 r = amdgpu_jpeg_sw_init(adev);
79 if (r)
80 return r;
81
82 r = amdgpu_jpeg_resume(adev);
83 if (r)
84 return r;
85
86 ring = &adev->jpeg.inst->ring_dec;
87 ring->use_doorbell = true;
88 ring->doorbell_index = (adev->doorbell_index.vcn.vcn_ring0_1 << 1) + 1;
89 sprintf(ring->name, "jpeg_dec");
90 r = amdgpu_ring_init(adev, ring, 512, &adev->jpeg.inst->irq,
91 0, AMDGPU_RING_PRIO_DEFAULT, NULL);
92 if (r)
93 return r;
94
95 adev->jpeg.internal.jpeg_pitch = mmUVD_JPEG_PITCH_INTERNAL_OFFSET;
96 adev->jpeg.inst->external.jpeg_pitch = SOC15_REG_OFFSET(JPEG, 0, mmUVD_JPEG_PITCH);
97
98 return 0;
99 }
100
101 /**
102 * jpeg_v2_0_sw_fini - sw fini for JPEG block
103 *
104 * @handle: amdgpu_device pointer
105 *
106 * JPEG suspend and free up sw allocation
107 */
jpeg_v2_0_sw_fini(void * handle)108 static int jpeg_v2_0_sw_fini(void *handle)
109 {
110 int r;
111 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
112
113 r = amdgpu_jpeg_suspend(adev);
114 if (r)
115 return r;
116
117 r = amdgpu_jpeg_sw_fini(adev);
118
119 return r;
120 }
121
122 /**
123 * jpeg_v2_0_hw_init - start and test JPEG block
124 *
125 * @handle: amdgpu_device pointer
126 *
127 */
jpeg_v2_0_hw_init(void * handle)128 static int jpeg_v2_0_hw_init(void *handle)
129 {
130 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
131 struct amdgpu_ring *ring = &adev->jpeg.inst->ring_dec;
132 int r;
133
134 adev->nbio.funcs->vcn_doorbell_range(adev, ring->use_doorbell,
135 (adev->doorbell_index.vcn.vcn_ring0_1 << 1), 0);
136
137 r = amdgpu_ring_test_helper(ring);
138 if (!r)
139 DRM_INFO("JPEG decode initialized successfully.\n");
140
141 return r;
142 }
143
144 /**
145 * jpeg_v2_0_hw_fini - stop the hardware block
146 *
147 * @handle: amdgpu_device pointer
148 *
149 * Stop the JPEG block, mark ring as not ready any more
150 */
jpeg_v2_0_hw_fini(void * handle)151 static int jpeg_v2_0_hw_fini(void *handle)
152 {
153 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
154
155 cancel_delayed_work_sync(&adev->vcn.idle_work);
156
157 if (adev->jpeg.cur_state != AMD_PG_STATE_GATE &&
158 RREG32_SOC15(JPEG, 0, mmUVD_JRBC_STATUS))
159 jpeg_v2_0_set_powergating_state(adev, AMD_PG_STATE_GATE);
160
161 return 0;
162 }
163
164 /**
165 * jpeg_v2_0_suspend - suspend JPEG block
166 *
167 * @handle: amdgpu_device pointer
168 *
169 * HW fini and suspend JPEG block
170 */
jpeg_v2_0_suspend(void * handle)171 static int jpeg_v2_0_suspend(void *handle)
172 {
173 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
174 int r;
175
176 r = jpeg_v2_0_hw_fini(adev);
177 if (r)
178 return r;
179
180 r = amdgpu_jpeg_suspend(adev);
181
182 return r;
183 }
184
185 /**
186 * jpeg_v2_0_resume - resume JPEG block
187 *
188 * @handle: amdgpu_device pointer
189 *
190 * Resume firmware and hw init JPEG block
191 */
jpeg_v2_0_resume(void * handle)192 static int jpeg_v2_0_resume(void *handle)
193 {
194 int r;
195 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
196
197 r = amdgpu_jpeg_resume(adev);
198 if (r)
199 return r;
200
201 r = jpeg_v2_0_hw_init(adev);
202
203 return r;
204 }
205
jpeg_v2_0_disable_power_gating(struct amdgpu_device * adev)206 static int jpeg_v2_0_disable_power_gating(struct amdgpu_device *adev)
207 {
208 uint32_t data;
209 int r = 0;
210
211 if (adev->pg_flags & AMD_PG_SUPPORT_JPEG) {
212 data = 1 << UVD_PGFSM_CONFIG__UVDJ_PWR_CONFIG__SHIFT;
213 WREG32(SOC15_REG_OFFSET(JPEG, 0, mmUVD_PGFSM_CONFIG), data);
214
215 r = SOC15_WAIT_ON_RREG(JPEG, 0,
216 mmUVD_PGFSM_STATUS, UVD_PGFSM_STATUS_UVDJ_PWR_ON,
217 UVD_PGFSM_STATUS__UVDJ_PWR_STATUS_MASK);
218
219 if (r) {
220 DRM_ERROR("amdgpu: JPEG disable power gating failed\n");
221 return r;
222 }
223 }
224
225 /* Removing the anti hang mechanism to indicate the UVDJ tile is ON */
226 data = RREG32(SOC15_REG_OFFSET(JPEG, 0, mmUVD_JPEG_POWER_STATUS)) & ~0x1;
227 WREG32(SOC15_REG_OFFSET(JPEG, 0, mmUVD_JPEG_POWER_STATUS), data);
228
229 return 0;
230 }
231
jpeg_v2_0_enable_power_gating(struct amdgpu_device * adev)232 static int jpeg_v2_0_enable_power_gating(struct amdgpu_device *adev)
233 {
234 if (adev->pg_flags & AMD_PG_SUPPORT_JPEG) {
235 uint32_t data;
236 int r = 0;
237
238 data = RREG32(SOC15_REG_OFFSET(JPEG, 0, mmUVD_JPEG_POWER_STATUS));
239 data &= ~UVD_JPEG_POWER_STATUS__JPEG_POWER_STATUS_MASK;
240 data |= 0x1; //UVD_JPEG_POWER_STATUS__JPEG_POWER_STATUS_TILES_OFF;
241 WREG32(SOC15_REG_OFFSET(JPEG, 0, mmUVD_JPEG_POWER_STATUS), data);
242
243 data = 2 << UVD_PGFSM_CONFIG__UVDJ_PWR_CONFIG__SHIFT;
244 WREG32(SOC15_REG_OFFSET(JPEG, 0, mmUVD_PGFSM_CONFIG), data);
245
246 r = SOC15_WAIT_ON_RREG(JPEG, 0, mmUVD_PGFSM_STATUS,
247 (2 << UVD_PGFSM_STATUS__UVDJ_PWR_STATUS__SHIFT),
248 UVD_PGFSM_STATUS__UVDJ_PWR_STATUS_MASK);
249
250 if (r) {
251 DRM_ERROR("amdgpu: JPEG enable power gating failed\n");
252 return r;
253 }
254 }
255
256 return 0;
257 }
258
jpeg_v2_0_disable_clock_gating(struct amdgpu_device * adev)259 static void jpeg_v2_0_disable_clock_gating(struct amdgpu_device *adev)
260 {
261 uint32_t data;
262
263 data = RREG32_SOC15(JPEG, 0, mmJPEG_CGC_CTRL);
264 if (adev->cg_flags & AMD_CG_SUPPORT_JPEG_MGCG)
265 data |= 1 << JPEG_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
266 else
267 data &= ~JPEG_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
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, mmJPEG_CGC_CTRL, data);
272
273 data = RREG32_SOC15(JPEG, 0, mmJPEG_CGC_GATE);
274 data &= ~(JPEG_CGC_GATE__JPEG_DEC_MASK
275 | JPEG_CGC_GATE__JPEG2_DEC_MASK
276 | JPEG_CGC_GATE__JPEG_ENC_MASK
277 | JPEG_CGC_GATE__JMCIF_MASK
278 | JPEG_CGC_GATE__JRBBM_MASK);
279 WREG32_SOC15(JPEG, 0, mmJPEG_CGC_GATE, data);
280 }
281
jpeg_v2_0_enable_clock_gating(struct amdgpu_device * adev)282 static void jpeg_v2_0_enable_clock_gating(struct amdgpu_device *adev)
283 {
284 uint32_t data;
285
286 data = RREG32_SOC15(JPEG, 0, mmJPEG_CGC_CTRL);
287 if (adev->cg_flags & AMD_CG_SUPPORT_JPEG_MGCG)
288 data |= 1 << JPEG_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
289 else
290 data |= 0 << JPEG_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
291
292 data |= 1 << JPEG_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
293 data |= 4 << JPEG_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
294 WREG32_SOC15(JPEG, 0, mmJPEG_CGC_CTRL, data);
295
296 data = RREG32_SOC15(JPEG, 0, mmJPEG_CGC_GATE);
297 data |= (JPEG_CGC_GATE__JPEG_DEC_MASK
298 |JPEG_CGC_GATE__JPEG2_DEC_MASK
299 |JPEG_CGC_GATE__JPEG_ENC_MASK
300 |JPEG_CGC_GATE__JMCIF_MASK
301 |JPEG_CGC_GATE__JRBBM_MASK);
302 WREG32_SOC15(JPEG, 0, mmJPEG_CGC_GATE, data);
303 }
304
305 /**
306 * jpeg_v2_0_start - start JPEG block
307 *
308 * @adev: amdgpu_device pointer
309 *
310 * Setup and start the JPEG block
311 */
jpeg_v2_0_start(struct amdgpu_device * adev)312 static int jpeg_v2_0_start(struct amdgpu_device *adev)
313 {
314 struct amdgpu_ring *ring = &adev->jpeg.inst->ring_dec;
315 int r;
316
317 if (adev->pm.dpm_enabled)
318 amdgpu_dpm_enable_jpeg(adev, true);
319
320 /* disable power gating */
321 r = jpeg_v2_0_disable_power_gating(adev);
322 if (r)
323 return r;
324
325 /* JPEG disable CGC */
326 jpeg_v2_0_disable_clock_gating(adev);
327
328 WREG32_SOC15(JPEG, 0, mmJPEG_DEC_GFX10_ADDR_CONFIG, adev->gfx.config.gb_addr_config);
329
330 /* enable JMI channel */
331 WREG32_P(SOC15_REG_OFFSET(JPEG, 0, mmUVD_JMI_CNTL), 0,
332 ~UVD_JMI_CNTL__SOFT_RESET_MASK);
333
334 /* enable System Interrupt for JRBC */
335 WREG32_P(SOC15_REG_OFFSET(JPEG, 0, mmJPEG_SYS_INT_EN),
336 JPEG_SYS_INT_EN__DJRBC_MASK,
337 ~JPEG_SYS_INT_EN__DJRBC_MASK);
338
339 WREG32_SOC15(JPEG, 0, mmUVD_LMI_JRBC_RB_VMID, 0);
340 WREG32_SOC15(JPEG, 0, mmUVD_JRBC_RB_CNTL, (0x00000001L | 0x00000002L));
341 WREG32_SOC15(JPEG, 0, mmUVD_LMI_JRBC_RB_64BIT_BAR_LOW,
342 lower_32_bits(ring->gpu_addr));
343 WREG32_SOC15(JPEG, 0, mmUVD_LMI_JRBC_RB_64BIT_BAR_HIGH,
344 upper_32_bits(ring->gpu_addr));
345 WREG32_SOC15(JPEG, 0, mmUVD_JRBC_RB_RPTR, 0);
346 WREG32_SOC15(JPEG, 0, mmUVD_JRBC_RB_WPTR, 0);
347 WREG32_SOC15(JPEG, 0, mmUVD_JRBC_RB_CNTL, 0x00000002L);
348 WREG32_SOC15(JPEG, 0, mmUVD_JRBC_RB_SIZE, ring->ring_size / 4);
349 ring->wptr = RREG32_SOC15(JPEG, 0, mmUVD_JRBC_RB_WPTR);
350
351 return 0;
352 }
353
354 /**
355 * jpeg_v2_0_stop - stop JPEG block
356 *
357 * @adev: amdgpu_device pointer
358 *
359 * stop the JPEG block
360 */
jpeg_v2_0_stop(struct amdgpu_device * adev)361 static int jpeg_v2_0_stop(struct amdgpu_device *adev)
362 {
363 int r;
364
365 /* reset JMI */
366 WREG32_P(SOC15_REG_OFFSET(JPEG, 0, mmUVD_JMI_CNTL),
367 UVD_JMI_CNTL__SOFT_RESET_MASK,
368 ~UVD_JMI_CNTL__SOFT_RESET_MASK);
369
370 /* enable JPEG CGC */
371 jpeg_v2_0_enable_clock_gating(adev);
372
373 /* enable power gating */
374 r = jpeg_v2_0_enable_power_gating(adev);
375 if (r)
376 return r;
377
378 if (adev->pm.dpm_enabled)
379 amdgpu_dpm_enable_jpeg(adev, false);
380
381 return 0;
382 }
383
384 /**
385 * jpeg_v2_0_dec_ring_get_rptr - get read pointer
386 *
387 * @ring: amdgpu_ring pointer
388 *
389 * Returns the current hardware read pointer
390 */
jpeg_v2_0_dec_ring_get_rptr(struct amdgpu_ring * ring)391 static uint64_t jpeg_v2_0_dec_ring_get_rptr(struct amdgpu_ring *ring)
392 {
393 struct amdgpu_device *adev = ring->adev;
394
395 return RREG32_SOC15(JPEG, 0, mmUVD_JRBC_RB_RPTR);
396 }
397
398 /**
399 * jpeg_v2_0_dec_ring_get_wptr - get write pointer
400 *
401 * @ring: amdgpu_ring pointer
402 *
403 * Returns the current hardware write pointer
404 */
jpeg_v2_0_dec_ring_get_wptr(struct amdgpu_ring * ring)405 static uint64_t jpeg_v2_0_dec_ring_get_wptr(struct amdgpu_ring *ring)
406 {
407 struct amdgpu_device *adev = ring->adev;
408
409 if (ring->use_doorbell)
410 return adev->wb.wb[ring->wptr_offs];
411 else
412 return RREG32_SOC15(JPEG, 0, mmUVD_JRBC_RB_WPTR);
413 }
414
415 /**
416 * jpeg_v2_0_dec_ring_set_wptr - set write pointer
417 *
418 * @ring: amdgpu_ring pointer
419 *
420 * Commits the write pointer to the hardware
421 */
jpeg_v2_0_dec_ring_set_wptr(struct amdgpu_ring * ring)422 static void jpeg_v2_0_dec_ring_set_wptr(struct amdgpu_ring *ring)
423 {
424 struct amdgpu_device *adev = ring->adev;
425
426 if (ring->use_doorbell) {
427 adev->wb.wb[ring->wptr_offs] = lower_32_bits(ring->wptr);
428 WDOORBELL32(ring->doorbell_index, lower_32_bits(ring->wptr));
429 } else {
430 WREG32_SOC15(JPEG, 0, mmUVD_JRBC_RB_WPTR, lower_32_bits(ring->wptr));
431 }
432 }
433
434 /**
435 * jpeg_v2_0_dec_ring_insert_start - insert a start command
436 *
437 * @ring: amdgpu_ring pointer
438 *
439 * Write a start command to the ring.
440 */
jpeg_v2_0_dec_ring_insert_start(struct amdgpu_ring * ring)441 void jpeg_v2_0_dec_ring_insert_start(struct amdgpu_ring *ring)
442 {
443 amdgpu_ring_write(ring, PACKETJ(mmUVD_JRBC_EXTERNAL_REG_INTERNAL_OFFSET,
444 0, 0, PACKETJ_TYPE0));
445 amdgpu_ring_write(ring, 0x68e04);
446
447 amdgpu_ring_write(ring, PACKETJ(JRBC_DEC_EXTERNAL_REG_WRITE_ADDR,
448 0, 0, PACKETJ_TYPE0));
449 amdgpu_ring_write(ring, 0x80010000);
450 }
451
452 /**
453 * jpeg_v2_0_dec_ring_insert_end - insert a end command
454 *
455 * @ring: amdgpu_ring pointer
456 *
457 * Write a end command to the ring.
458 */
jpeg_v2_0_dec_ring_insert_end(struct amdgpu_ring * ring)459 void jpeg_v2_0_dec_ring_insert_end(struct amdgpu_ring *ring)
460 {
461 amdgpu_ring_write(ring, PACKETJ(mmUVD_JRBC_EXTERNAL_REG_INTERNAL_OFFSET,
462 0, 0, PACKETJ_TYPE0));
463 amdgpu_ring_write(ring, 0x68e04);
464
465 amdgpu_ring_write(ring, PACKETJ(JRBC_DEC_EXTERNAL_REG_WRITE_ADDR,
466 0, 0, PACKETJ_TYPE0));
467 amdgpu_ring_write(ring, 0x00010000);
468 }
469
470 /**
471 * jpeg_v2_0_dec_ring_emit_fence - emit an fence & trap command
472 *
473 * @ring: amdgpu_ring pointer
474 * @addr: address
475 * @seq: sequence number
476 * @flags: fence related flags
477 *
478 * Write a fence and a trap command to the ring.
479 */
jpeg_v2_0_dec_ring_emit_fence(struct amdgpu_ring * ring,u64 addr,u64 seq,unsigned flags)480 void jpeg_v2_0_dec_ring_emit_fence(struct amdgpu_ring *ring, u64 addr, u64 seq,
481 unsigned flags)
482 {
483 WARN_ON(flags & AMDGPU_FENCE_FLAG_64BIT);
484
485 amdgpu_ring_write(ring, PACKETJ(mmUVD_JPEG_GPCOM_DATA0_INTERNAL_OFFSET,
486 0, 0, PACKETJ_TYPE0));
487 amdgpu_ring_write(ring, seq);
488
489 amdgpu_ring_write(ring, PACKETJ(mmUVD_JPEG_GPCOM_DATA1_INTERNAL_OFFSET,
490 0, 0, PACKETJ_TYPE0));
491 amdgpu_ring_write(ring, seq);
492
493 amdgpu_ring_write(ring, PACKETJ(mmUVD_LMI_JRBC_RB_MEM_WR_64BIT_BAR_LOW_INTERNAL_OFFSET,
494 0, 0, PACKETJ_TYPE0));
495 amdgpu_ring_write(ring, lower_32_bits(addr));
496
497 amdgpu_ring_write(ring, PACKETJ(mmUVD_LMI_JRBC_RB_MEM_WR_64BIT_BAR_HIGH_INTERNAL_OFFSET,
498 0, 0, PACKETJ_TYPE0));
499 amdgpu_ring_write(ring, upper_32_bits(addr));
500
501 amdgpu_ring_write(ring, PACKETJ(mmUVD_JPEG_GPCOM_CMD_INTERNAL_OFFSET,
502 0, 0, PACKETJ_TYPE0));
503 amdgpu_ring_write(ring, 0x8);
504
505 amdgpu_ring_write(ring, PACKETJ(mmUVD_JPEG_GPCOM_CMD_INTERNAL_OFFSET,
506 0, PACKETJ_CONDITION_CHECK0, PACKETJ_TYPE4));
507 amdgpu_ring_write(ring, 0);
508
509 amdgpu_ring_write(ring, PACKETJ(mmUVD_JRBC_EXTERNAL_REG_INTERNAL_OFFSET,
510 0, 0, PACKETJ_TYPE0));
511 amdgpu_ring_write(ring, 0x3fbc);
512
513 amdgpu_ring_write(ring, PACKETJ(JRBC_DEC_EXTERNAL_REG_WRITE_ADDR,
514 0, 0, PACKETJ_TYPE0));
515 amdgpu_ring_write(ring, 0x1);
516
517 amdgpu_ring_write(ring, PACKETJ(0, 0, 0, PACKETJ_TYPE7));
518 amdgpu_ring_write(ring, 0);
519 }
520
521 /**
522 * jpeg_v2_0_dec_ring_emit_ib - execute indirect buffer
523 *
524 * @ring: amdgpu_ring pointer
525 * @job: job to retrieve vmid from
526 * @ib: indirect buffer to execute
527 * @flags: unused
528 *
529 * Write ring commands to execute the indirect buffer.
530 */
jpeg_v2_0_dec_ring_emit_ib(struct amdgpu_ring * ring,struct amdgpu_job * job,struct amdgpu_ib * ib,uint32_t flags)531 void jpeg_v2_0_dec_ring_emit_ib(struct amdgpu_ring *ring,
532 struct amdgpu_job *job,
533 struct amdgpu_ib *ib,
534 uint32_t flags)
535 {
536 unsigned vmid = AMDGPU_JOB_GET_VMID(job);
537
538 amdgpu_ring_write(ring, PACKETJ(mmUVD_LMI_JRBC_IB_VMID_INTERNAL_OFFSET,
539 0, 0, PACKETJ_TYPE0));
540 amdgpu_ring_write(ring, (vmid | (vmid << 4)));
541
542 amdgpu_ring_write(ring, PACKETJ(mmUVD_LMI_JPEG_VMID_INTERNAL_OFFSET,
543 0, 0, PACKETJ_TYPE0));
544 amdgpu_ring_write(ring, (vmid | (vmid << 4)));
545
546 amdgpu_ring_write(ring, PACKETJ(mmUVD_LMI_JRBC_IB_64BIT_BAR_LOW_INTERNAL_OFFSET,
547 0, 0, PACKETJ_TYPE0));
548 amdgpu_ring_write(ring, lower_32_bits(ib->gpu_addr));
549
550 amdgpu_ring_write(ring, PACKETJ(mmUVD_LMI_JRBC_IB_64BIT_BAR_HIGH_INTERNAL_OFFSET,
551 0, 0, PACKETJ_TYPE0));
552 amdgpu_ring_write(ring, upper_32_bits(ib->gpu_addr));
553
554 amdgpu_ring_write(ring, PACKETJ(mmUVD_JRBC_IB_SIZE_INTERNAL_OFFSET,
555 0, 0, PACKETJ_TYPE0));
556 amdgpu_ring_write(ring, ib->length_dw);
557
558 amdgpu_ring_write(ring, PACKETJ(mmUVD_LMI_JRBC_RB_MEM_RD_64BIT_BAR_LOW_INTERNAL_OFFSET,
559 0, 0, PACKETJ_TYPE0));
560 amdgpu_ring_write(ring, lower_32_bits(ring->gpu_addr));
561
562 amdgpu_ring_write(ring, PACKETJ(mmUVD_LMI_JRBC_RB_MEM_RD_64BIT_BAR_HIGH_INTERNAL_OFFSET,
563 0, 0, PACKETJ_TYPE0));
564 amdgpu_ring_write(ring, upper_32_bits(ring->gpu_addr));
565
566 amdgpu_ring_write(ring, PACKETJ(0, 0, PACKETJ_CONDITION_CHECK0, PACKETJ_TYPE2));
567 amdgpu_ring_write(ring, 0);
568
569 amdgpu_ring_write(ring, PACKETJ(mmUVD_JRBC_RB_COND_RD_TIMER_INTERNAL_OFFSET,
570 0, 0, PACKETJ_TYPE0));
571 amdgpu_ring_write(ring, 0x01400200);
572
573 amdgpu_ring_write(ring, PACKETJ(mmUVD_JRBC_RB_REF_DATA_INTERNAL_OFFSET,
574 0, 0, PACKETJ_TYPE0));
575 amdgpu_ring_write(ring, 0x2);
576
577 amdgpu_ring_write(ring, PACKETJ(mmUVD_JRBC_STATUS_INTERNAL_OFFSET,
578 0, PACKETJ_CONDITION_CHECK3, PACKETJ_TYPE3));
579 amdgpu_ring_write(ring, 0x2);
580 }
581
jpeg_v2_0_dec_ring_emit_reg_wait(struct amdgpu_ring * ring,uint32_t reg,uint32_t val,uint32_t mask)582 void jpeg_v2_0_dec_ring_emit_reg_wait(struct amdgpu_ring *ring, uint32_t reg,
583 uint32_t val, uint32_t mask)
584 {
585 uint32_t reg_offset = (reg << 2);
586
587 amdgpu_ring_write(ring, PACKETJ(mmUVD_JRBC_RB_COND_RD_TIMER_INTERNAL_OFFSET,
588 0, 0, PACKETJ_TYPE0));
589 amdgpu_ring_write(ring, 0x01400200);
590
591 amdgpu_ring_write(ring, PACKETJ(mmUVD_JRBC_RB_REF_DATA_INTERNAL_OFFSET,
592 0, 0, PACKETJ_TYPE0));
593 amdgpu_ring_write(ring, val);
594
595 amdgpu_ring_write(ring, PACKETJ(mmUVD_JRBC_EXTERNAL_REG_INTERNAL_OFFSET,
596 0, 0, PACKETJ_TYPE0));
597 if (reg_offset >= 0x10000 && reg_offset <= 0x105ff) {
598 amdgpu_ring_write(ring, 0);
599 amdgpu_ring_write(ring,
600 PACKETJ((reg_offset >> 2), 0, 0, PACKETJ_TYPE3));
601 } else {
602 amdgpu_ring_write(ring, reg_offset);
603 amdgpu_ring_write(ring, PACKETJ(JRBC_DEC_EXTERNAL_REG_WRITE_ADDR,
604 0, 0, PACKETJ_TYPE3));
605 }
606 amdgpu_ring_write(ring, mask);
607 }
608
jpeg_v2_0_dec_ring_emit_vm_flush(struct amdgpu_ring * ring,unsigned vmid,uint64_t pd_addr)609 void jpeg_v2_0_dec_ring_emit_vm_flush(struct amdgpu_ring *ring,
610 unsigned vmid, uint64_t pd_addr)
611 {
612 struct amdgpu_vmhub *hub = &ring->adev->vmhub[ring->funcs->vmhub];
613 uint32_t data0, data1, mask;
614
615 pd_addr = amdgpu_gmc_emit_flush_gpu_tlb(ring, vmid, pd_addr);
616
617 /* wait for register write */
618 data0 = hub->ctx0_ptb_addr_lo32 + vmid * hub->ctx_addr_distance;
619 data1 = lower_32_bits(pd_addr);
620 mask = 0xffffffff;
621 jpeg_v2_0_dec_ring_emit_reg_wait(ring, data0, data1, mask);
622 }
623
jpeg_v2_0_dec_ring_emit_wreg(struct amdgpu_ring * ring,uint32_t reg,uint32_t val)624 void jpeg_v2_0_dec_ring_emit_wreg(struct amdgpu_ring *ring, uint32_t reg, uint32_t val)
625 {
626 uint32_t reg_offset = (reg << 2);
627
628 amdgpu_ring_write(ring, PACKETJ(mmUVD_JRBC_EXTERNAL_REG_INTERNAL_OFFSET,
629 0, 0, PACKETJ_TYPE0));
630 if (reg_offset >= 0x10000 && reg_offset <= 0x105ff) {
631 amdgpu_ring_write(ring, 0);
632 amdgpu_ring_write(ring,
633 PACKETJ((reg_offset >> 2), 0, 0, PACKETJ_TYPE0));
634 } else {
635 amdgpu_ring_write(ring, reg_offset);
636 amdgpu_ring_write(ring, PACKETJ(JRBC_DEC_EXTERNAL_REG_WRITE_ADDR,
637 0, 0, PACKETJ_TYPE0));
638 }
639 amdgpu_ring_write(ring, val);
640 }
641
jpeg_v2_0_dec_ring_nop(struct amdgpu_ring * ring,uint32_t count)642 void jpeg_v2_0_dec_ring_nop(struct amdgpu_ring *ring, uint32_t count)
643 {
644 int i;
645
646 WARN_ON(ring->wptr % 2 || count % 2);
647
648 for (i = 0; i < count / 2; i++) {
649 amdgpu_ring_write(ring, PACKETJ(0, 0, 0, PACKETJ_TYPE6));
650 amdgpu_ring_write(ring, 0);
651 }
652 }
653
jpeg_v2_0_is_idle(void * handle)654 static bool jpeg_v2_0_is_idle(void *handle)
655 {
656 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
657
658 return ((RREG32_SOC15(JPEG, 0, mmUVD_JRBC_STATUS) &
659 UVD_JRBC_STATUS__RB_JOB_DONE_MASK) ==
660 UVD_JRBC_STATUS__RB_JOB_DONE_MASK);
661 }
662
jpeg_v2_0_wait_for_idle(void * handle)663 static int jpeg_v2_0_wait_for_idle(void *handle)
664 {
665 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
666 int ret;
667
668 ret = SOC15_WAIT_ON_RREG(JPEG, 0, mmUVD_JRBC_STATUS, UVD_JRBC_STATUS__RB_JOB_DONE_MASK,
669 UVD_JRBC_STATUS__RB_JOB_DONE_MASK);
670
671 return ret;
672 }
673
jpeg_v2_0_set_clockgating_state(void * handle,enum amd_clockgating_state state)674 static int jpeg_v2_0_set_clockgating_state(void *handle,
675 enum amd_clockgating_state state)
676 {
677 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
678 bool enable = (state == AMD_CG_STATE_GATE);
679
680 if (enable) {
681 if (!jpeg_v2_0_is_idle(handle))
682 return -EBUSY;
683 jpeg_v2_0_enable_clock_gating(adev);
684 } else {
685 jpeg_v2_0_disable_clock_gating(adev);
686 }
687
688 return 0;
689 }
690
jpeg_v2_0_set_powergating_state(void * handle,enum amd_powergating_state state)691 static int jpeg_v2_0_set_powergating_state(void *handle,
692 enum amd_powergating_state state)
693 {
694 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
695 int ret;
696
697 if (state == adev->jpeg.cur_state)
698 return 0;
699
700 if (state == AMD_PG_STATE_GATE)
701 ret = jpeg_v2_0_stop(adev);
702 else
703 ret = jpeg_v2_0_start(adev);
704
705 if (!ret)
706 adev->jpeg.cur_state = state;
707
708 return ret;
709 }
710
jpeg_v2_0_set_interrupt_state(struct amdgpu_device * adev,struct amdgpu_irq_src * source,unsigned type,enum amdgpu_interrupt_state state)711 static int jpeg_v2_0_set_interrupt_state(struct amdgpu_device *adev,
712 struct amdgpu_irq_src *source,
713 unsigned type,
714 enum amdgpu_interrupt_state state)
715 {
716 return 0;
717 }
718
jpeg_v2_0_process_interrupt(struct amdgpu_device * adev,struct amdgpu_irq_src * source,struct amdgpu_iv_entry * entry)719 static int jpeg_v2_0_process_interrupt(struct amdgpu_device *adev,
720 struct amdgpu_irq_src *source,
721 struct amdgpu_iv_entry *entry)
722 {
723 DRM_DEBUG("IH: JPEG TRAP\n");
724
725 switch (entry->src_id) {
726 case VCN_2_0__SRCID__JPEG_DECODE:
727 amdgpu_fence_process(&adev->jpeg.inst->ring_dec);
728 break;
729 default:
730 DRM_ERROR("Unhandled interrupt: %d %d\n",
731 entry->src_id, entry->src_data[0]);
732 break;
733 }
734
735 return 0;
736 }
737
738 static const struct amd_ip_funcs jpeg_v2_0_ip_funcs = {
739 .name = "jpeg_v2_0",
740 .early_init = jpeg_v2_0_early_init,
741 .late_init = NULL,
742 .sw_init = jpeg_v2_0_sw_init,
743 .sw_fini = jpeg_v2_0_sw_fini,
744 .hw_init = jpeg_v2_0_hw_init,
745 .hw_fini = jpeg_v2_0_hw_fini,
746 .suspend = jpeg_v2_0_suspend,
747 .resume = jpeg_v2_0_resume,
748 .is_idle = jpeg_v2_0_is_idle,
749 .wait_for_idle = jpeg_v2_0_wait_for_idle,
750 .check_soft_reset = NULL,
751 .pre_soft_reset = NULL,
752 .soft_reset = NULL,
753 .post_soft_reset = NULL,
754 .set_clockgating_state = jpeg_v2_0_set_clockgating_state,
755 .set_powergating_state = jpeg_v2_0_set_powergating_state,
756 };
757
758 static const struct amdgpu_ring_funcs jpeg_v2_0_dec_ring_vm_funcs = {
759 .type = AMDGPU_RING_TYPE_VCN_JPEG,
760 .align_mask = 0xf,
761 .vmhub = AMDGPU_MMHUB_0,
762 .get_rptr = jpeg_v2_0_dec_ring_get_rptr,
763 .get_wptr = jpeg_v2_0_dec_ring_get_wptr,
764 .set_wptr = jpeg_v2_0_dec_ring_set_wptr,
765 .emit_frame_size =
766 SOC15_FLUSH_GPU_TLB_NUM_WREG * 6 +
767 SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 8 +
768 8 + /* jpeg_v2_0_dec_ring_emit_vm_flush */
769 18 + 18 + /* jpeg_v2_0_dec_ring_emit_fence x2 vm fence */
770 8 + 16,
771 .emit_ib_size = 22, /* jpeg_v2_0_dec_ring_emit_ib */
772 .emit_ib = jpeg_v2_0_dec_ring_emit_ib,
773 .emit_fence = jpeg_v2_0_dec_ring_emit_fence,
774 .emit_vm_flush = jpeg_v2_0_dec_ring_emit_vm_flush,
775 .test_ring = amdgpu_jpeg_dec_ring_test_ring,
776 .test_ib = amdgpu_jpeg_dec_ring_test_ib,
777 .insert_nop = jpeg_v2_0_dec_ring_nop,
778 .insert_start = jpeg_v2_0_dec_ring_insert_start,
779 .insert_end = jpeg_v2_0_dec_ring_insert_end,
780 .pad_ib = amdgpu_ring_generic_pad_ib,
781 .begin_use = amdgpu_jpeg_ring_begin_use,
782 .end_use = amdgpu_jpeg_ring_end_use,
783 .emit_wreg = jpeg_v2_0_dec_ring_emit_wreg,
784 .emit_reg_wait = jpeg_v2_0_dec_ring_emit_reg_wait,
785 .emit_reg_write_reg_wait = amdgpu_ring_emit_reg_write_reg_wait_helper,
786 };
787
jpeg_v2_0_set_dec_ring_funcs(struct amdgpu_device * adev)788 static void jpeg_v2_0_set_dec_ring_funcs(struct amdgpu_device *adev)
789 {
790 adev->jpeg.inst->ring_dec.funcs = &jpeg_v2_0_dec_ring_vm_funcs;
791 DRM_INFO("JPEG decode is enabled in VM mode\n");
792 }
793
794 static const struct amdgpu_irq_src_funcs jpeg_v2_0_irq_funcs = {
795 .set = jpeg_v2_0_set_interrupt_state,
796 .process = jpeg_v2_0_process_interrupt,
797 };
798
jpeg_v2_0_set_irq_funcs(struct amdgpu_device * adev)799 static void jpeg_v2_0_set_irq_funcs(struct amdgpu_device *adev)
800 {
801 adev->jpeg.inst->irq.num_types = 1;
802 adev->jpeg.inst->irq.funcs = &jpeg_v2_0_irq_funcs;
803 }
804
805 const struct amdgpu_ip_block_version jpeg_v2_0_ip_block =
806 {
807 .type = AMD_IP_BLOCK_TYPE_JPEG,
808 .major = 2,
809 .minor = 0,
810 .rev = 0,
811 .funcs = &jpeg_v2_0_ip_funcs,
812 };
813