2 * Copyright 2019 Advanced Micro Devices, Inc.
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:
11 * The above copyright notice and this permission notice shall be included in
12 * all copies or substantial portions of the Software.
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.
25 #include "amdgpu_jpeg.h"
26 #include "amdgpu_pm.h"
29 #include "jpeg_v2_0.h"
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"
35 #define mmUVD_JRBC_EXTERNAL_REG_INTERNAL_OFFSET 0x1bfff
36 #define mmUVD_JPEG_GPCOM_CMD_INTERNAL_OFFSET 0x4029
37 #define mmUVD_JPEG_GPCOM_DATA0_INTERNAL_OFFSET 0x402a
38 #define mmUVD_JPEG_GPCOM_DATA1_INTERNAL_OFFSET 0x402b
39 #define mmUVD_LMI_JRBC_RB_MEM_WR_64BIT_BAR_LOW_INTERNAL_OFFSET 0x40ea
40 #define mmUVD_LMI_JRBC_RB_MEM_WR_64BIT_BAR_HIGH_INTERNAL_OFFSET 0x40eb
41 #define mmUVD_LMI_JRBC_IB_VMID_INTERNAL_OFFSET 0x40cf
42 #define mmUVD_LMI_JPEG_VMID_INTERNAL_OFFSET 0x40d1
43 #define mmUVD_LMI_JRBC_IB_64BIT_BAR_LOW_INTERNAL_OFFSET 0x40e8
44 #define mmUVD_LMI_JRBC_IB_64BIT_BAR_HIGH_INTERNAL_OFFSET 0x40e9
45 #define mmUVD_JRBC_IB_SIZE_INTERNAL_OFFSET 0x4082
46 #define mmUVD_LMI_JRBC_RB_MEM_RD_64BIT_BAR_LOW_INTERNAL_OFFSET 0x40ec
47 #define mmUVD_LMI_JRBC_RB_MEM_RD_64BIT_BAR_HIGH_INTERNAL_OFFSET 0x40ed
48 #define mmUVD_JRBC_RB_COND_RD_TIMER_INTERNAL_OFFSET 0x4085
49 #define mmUVD_JRBC_RB_REF_DATA_INTERNAL_OFFSET 0x4084
50 #define mmUVD_JRBC_STATUS_INTERNAL_OFFSET 0x4089
51 #define mmUVD_JPEG_PITCH_INTERNAL_OFFSET 0x401f
53 #define JRBC_DEC_EXTERNAL_REG_WRITE_ADDR 0x18000
55 static void jpeg_v2_0_set_dec_ring_funcs(struct amdgpu_device *adev);
56 static void jpeg_v2_0_set_irq_funcs(struct amdgpu_device *adev);
57 static int jpeg_v2_0_set_powergating_state(void *handle,
58 enum amd_powergating_state state);
61 * jpeg_v2_0_early_init - set function pointers
63 * @handle: amdgpu_device pointer
65 * Set ring and irq function pointers
67 static int jpeg_v2_0_early_init(void *handle)
69 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
71 adev->jpeg.num_jpeg_inst = 1;
73 jpeg_v2_0_set_dec_ring_funcs(adev);
74 jpeg_v2_0_set_irq_funcs(adev);
80 * jpeg_v2_0_sw_init - sw init for JPEG block
82 * @handle: amdgpu_device pointer
84 * Load firmware and sw initialization
86 static int jpeg_v2_0_sw_init(void *handle)
88 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
89 struct amdgpu_ring *ring;
93 r = amdgpu_irq_add_id(adev, SOC15_IH_CLIENTID_VCN,
94 VCN_2_0__SRCID__JPEG_DECODE, &adev->jpeg.inst->irq);
98 r = amdgpu_jpeg_sw_init(adev);
102 r = amdgpu_jpeg_resume(adev);
106 ring = &adev->jpeg.inst->ring_dec;
107 ring->use_doorbell = true;
108 ring->doorbell_index = (adev->doorbell_index.vcn.vcn_ring0_1 << 1) + 1;
109 sprintf(ring->name, "jpeg_dec");
110 r = amdgpu_ring_init(adev, ring, 512, &adev->jpeg.inst->irq,
111 0, AMDGPU_RING_PRIO_DEFAULT);
115 adev->jpeg.internal.jpeg_pitch = mmUVD_JPEG_PITCH_INTERNAL_OFFSET;
116 adev->jpeg.inst->external.jpeg_pitch = SOC15_REG_OFFSET(JPEG, 0, mmUVD_JPEG_PITCH);
122 * jpeg_v2_0_sw_fini - sw fini for JPEG block
124 * @handle: amdgpu_device pointer
126 * JPEG suspend and free up sw allocation
128 static int jpeg_v2_0_sw_fini(void *handle)
131 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
133 r = amdgpu_jpeg_suspend(adev);
137 r = amdgpu_jpeg_sw_fini(adev);
143 * jpeg_v2_0_hw_init - start and test JPEG block
145 * @handle: amdgpu_device pointer
148 static int jpeg_v2_0_hw_init(void *handle)
150 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
151 struct amdgpu_ring *ring = &adev->jpeg.inst->ring_dec;
154 adev->nbio.funcs->vcn_doorbell_range(adev, ring->use_doorbell,
155 (adev->doorbell_index.vcn.vcn_ring0_1 << 1), 0);
157 r = amdgpu_ring_test_helper(ring);
159 DRM_INFO("JPEG decode initialized successfully.\n");
165 * jpeg_v2_0_hw_fini - stop the hardware block
167 * @handle: amdgpu_device pointer
169 * Stop the JPEG block, mark ring as not ready any more
171 static int jpeg_v2_0_hw_fini(void *handle)
173 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
175 if (adev->jpeg.cur_state != AMD_PG_STATE_GATE &&
176 RREG32_SOC15(JPEG, 0, mmUVD_JRBC_STATUS))
177 jpeg_v2_0_set_powergating_state(adev, AMD_PG_STATE_GATE);
183 * jpeg_v2_0_suspend - suspend JPEG block
185 * @handle: amdgpu_device pointer
187 * HW fini and suspend JPEG block
189 static int jpeg_v2_0_suspend(void *handle)
191 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
194 r = jpeg_v2_0_hw_fini(adev);
198 r = amdgpu_jpeg_suspend(adev);
204 * jpeg_v2_0_resume - resume JPEG block
206 * @handle: amdgpu_device pointer
208 * Resume firmware and hw init JPEG block
210 static int jpeg_v2_0_resume(void *handle)
213 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
215 r = amdgpu_jpeg_resume(adev);
219 r = jpeg_v2_0_hw_init(adev);
224 static int jpeg_v2_0_disable_power_gating(struct amdgpu_device *adev)
229 if (adev->pg_flags & AMD_PG_SUPPORT_JPEG) {
230 data = 1 << UVD_PGFSM_CONFIG__UVDJ_PWR_CONFIG__SHIFT;
231 WREG32(SOC15_REG_OFFSET(JPEG, 0, mmUVD_PGFSM_CONFIG), data);
233 r = SOC15_WAIT_ON_RREG(JPEG, 0,
234 mmUVD_PGFSM_STATUS, UVD_PGFSM_STATUS_UVDJ_PWR_ON,
235 UVD_PGFSM_STATUS__UVDJ_PWR_STATUS_MASK);
238 DRM_ERROR("amdgpu: JPEG disable power gating failed\n");
243 /* Removing the anti hang mechanism to indicate the UVDJ tile is ON */
244 data = RREG32(SOC15_REG_OFFSET(JPEG, 0, mmUVD_JPEG_POWER_STATUS)) & ~0x1;
245 WREG32(SOC15_REG_OFFSET(JPEG, 0, mmUVD_JPEG_POWER_STATUS), data);
250 static int jpeg_v2_0_enable_power_gating(struct amdgpu_device *adev)
252 if (adev->pg_flags & AMD_PG_SUPPORT_JPEG) {
256 data = RREG32(SOC15_REG_OFFSET(JPEG, 0, mmUVD_JPEG_POWER_STATUS));
257 data &= ~UVD_JPEG_POWER_STATUS__JPEG_POWER_STATUS_MASK;
258 data |= 0x1; //UVD_JPEG_POWER_STATUS__JPEG_POWER_STATUS_TILES_OFF;
259 WREG32(SOC15_REG_OFFSET(JPEG, 0, mmUVD_JPEG_POWER_STATUS), data);
261 data = 2 << UVD_PGFSM_CONFIG__UVDJ_PWR_CONFIG__SHIFT;
262 WREG32(SOC15_REG_OFFSET(JPEG, 0, mmUVD_PGFSM_CONFIG), data);
264 r = SOC15_WAIT_ON_RREG(JPEG, 0, mmUVD_PGFSM_STATUS,
265 (2 << UVD_PGFSM_STATUS__UVDJ_PWR_STATUS__SHIFT),
266 UVD_PGFSM_STATUS__UVDJ_PWR_STATUS_MASK);
269 DRM_ERROR("amdgpu: JPEG enable power gating failed\n");
277 static void jpeg_v2_0_disable_clock_gating(struct amdgpu_device *adev)
281 data = RREG32_SOC15(JPEG, 0, mmJPEG_CGC_CTRL);
282 if (adev->cg_flags & AMD_CG_SUPPORT_JPEG_MGCG)
283 data |= 1 << JPEG_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
285 data &= ~JPEG_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
287 data |= 1 << JPEG_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
288 data |= 4 << JPEG_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
289 WREG32_SOC15(JPEG, 0, mmJPEG_CGC_CTRL, data);
291 data = RREG32_SOC15(JPEG, 0, mmJPEG_CGC_GATE);
292 data &= ~(JPEG_CGC_GATE__JPEG_DEC_MASK
293 | JPEG_CGC_GATE__JPEG2_DEC_MASK
294 | JPEG_CGC_GATE__JPEG_ENC_MASK
295 | JPEG_CGC_GATE__JMCIF_MASK
296 | JPEG_CGC_GATE__JRBBM_MASK);
297 WREG32_SOC15(JPEG, 0, mmJPEG_CGC_GATE, data);
300 static void jpeg_v2_0_enable_clock_gating(struct amdgpu_device *adev)
304 data = RREG32_SOC15(JPEG, 0, mmJPEG_CGC_CTRL);
305 if (adev->cg_flags & AMD_CG_SUPPORT_JPEG_MGCG)
306 data |= 1 << JPEG_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
308 data |= 0 << JPEG_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
310 data |= 1 << JPEG_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
311 data |= 4 << JPEG_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
312 WREG32_SOC15(JPEG, 0, mmJPEG_CGC_CTRL, data);
314 data = RREG32_SOC15(JPEG, 0, mmJPEG_CGC_GATE);
315 data |= (JPEG_CGC_GATE__JPEG_DEC_MASK
316 |JPEG_CGC_GATE__JPEG2_DEC_MASK
317 |JPEG_CGC_GATE__JPEG_ENC_MASK
318 |JPEG_CGC_GATE__JMCIF_MASK
319 |JPEG_CGC_GATE__JRBBM_MASK);
320 WREG32_SOC15(JPEG, 0, mmJPEG_CGC_GATE, data);
324 * jpeg_v2_0_start - start JPEG block
326 * @adev: amdgpu_device pointer
328 * Setup and start the JPEG block
330 static int jpeg_v2_0_start(struct amdgpu_device *adev)
332 struct amdgpu_ring *ring = &adev->jpeg.inst->ring_dec;
335 if (adev->pm.dpm_enabled)
336 amdgpu_dpm_enable_jpeg(adev, true);
338 /* disable power gating */
339 r = jpeg_v2_0_disable_power_gating(adev);
343 /* JPEG disable CGC */
344 jpeg_v2_0_disable_clock_gating(adev);
346 WREG32_SOC15(JPEG, 0, mmJPEG_DEC_GFX10_ADDR_CONFIG, adev->gfx.config.gb_addr_config);
348 /* enable JMI channel */
349 WREG32_P(SOC15_REG_OFFSET(JPEG, 0, mmUVD_JMI_CNTL), 0,
350 ~UVD_JMI_CNTL__SOFT_RESET_MASK);
352 /* enable System Interrupt for JRBC */
353 WREG32_P(SOC15_REG_OFFSET(JPEG, 0, mmJPEG_SYS_INT_EN),
354 JPEG_SYS_INT_EN__DJRBC_MASK,
355 ~JPEG_SYS_INT_EN__DJRBC_MASK);
357 WREG32_SOC15(JPEG, 0, mmUVD_LMI_JRBC_RB_VMID, 0);
358 WREG32_SOC15(JPEG, 0, mmUVD_JRBC_RB_CNTL, (0x00000001L | 0x00000002L));
359 WREG32_SOC15(JPEG, 0, mmUVD_LMI_JRBC_RB_64BIT_BAR_LOW,
360 lower_32_bits(ring->gpu_addr));
361 WREG32_SOC15(JPEG, 0, mmUVD_LMI_JRBC_RB_64BIT_BAR_HIGH,
362 upper_32_bits(ring->gpu_addr));
363 WREG32_SOC15(JPEG, 0, mmUVD_JRBC_RB_RPTR, 0);
364 WREG32_SOC15(JPEG, 0, mmUVD_JRBC_RB_WPTR, 0);
365 WREG32_SOC15(JPEG, 0, mmUVD_JRBC_RB_CNTL, 0x00000002L);
366 WREG32_SOC15(JPEG, 0, mmUVD_JRBC_RB_SIZE, ring->ring_size / 4);
367 ring->wptr = RREG32_SOC15(JPEG, 0, mmUVD_JRBC_RB_WPTR);
373 * jpeg_v2_0_stop - stop JPEG block
375 * @adev: amdgpu_device pointer
377 * stop the JPEG block
379 static int jpeg_v2_0_stop(struct amdgpu_device *adev)
384 WREG32_P(SOC15_REG_OFFSET(JPEG, 0, mmUVD_JMI_CNTL),
385 UVD_JMI_CNTL__SOFT_RESET_MASK,
386 ~UVD_JMI_CNTL__SOFT_RESET_MASK);
388 /* enable JPEG CGC */
389 jpeg_v2_0_enable_clock_gating(adev);
391 /* enable power gating */
392 r = jpeg_v2_0_enable_power_gating(adev);
396 if (adev->pm.dpm_enabled)
397 amdgpu_dpm_enable_jpeg(adev, false);
403 * jpeg_v2_0_dec_ring_get_rptr - get read pointer
405 * @ring: amdgpu_ring pointer
407 * Returns the current hardware read pointer
409 static uint64_t jpeg_v2_0_dec_ring_get_rptr(struct amdgpu_ring *ring)
411 struct amdgpu_device *adev = ring->adev;
413 return RREG32_SOC15(JPEG, 0, mmUVD_JRBC_RB_RPTR);
417 * jpeg_v2_0_dec_ring_get_wptr - get write pointer
419 * @ring: amdgpu_ring pointer
421 * Returns the current hardware write pointer
423 static uint64_t jpeg_v2_0_dec_ring_get_wptr(struct amdgpu_ring *ring)
425 struct amdgpu_device *adev = ring->adev;
427 if (ring->use_doorbell)
428 return adev->wb.wb[ring->wptr_offs];
430 return RREG32_SOC15(JPEG, 0, mmUVD_JRBC_RB_WPTR);
434 * jpeg_v2_0_dec_ring_set_wptr - set write pointer
436 * @ring: amdgpu_ring pointer
438 * Commits the write pointer to the hardware
440 static void jpeg_v2_0_dec_ring_set_wptr(struct amdgpu_ring *ring)
442 struct amdgpu_device *adev = ring->adev;
444 if (ring->use_doorbell) {
445 adev->wb.wb[ring->wptr_offs] = lower_32_bits(ring->wptr);
446 WDOORBELL32(ring->doorbell_index, lower_32_bits(ring->wptr));
448 WREG32_SOC15(JPEG, 0, mmUVD_JRBC_RB_WPTR, lower_32_bits(ring->wptr));
453 * jpeg_v2_0_dec_ring_insert_start - insert a start command
455 * @ring: amdgpu_ring pointer
457 * Write a start command to the ring.
459 void jpeg_v2_0_dec_ring_insert_start(struct amdgpu_ring *ring)
461 amdgpu_ring_write(ring, PACKETJ(mmUVD_JRBC_EXTERNAL_REG_INTERNAL_OFFSET,
462 0, 0, PACKETJ_TYPE0));
463 amdgpu_ring_write(ring, 0x68e04);
465 amdgpu_ring_write(ring, PACKETJ(JRBC_DEC_EXTERNAL_REG_WRITE_ADDR,
466 0, 0, PACKETJ_TYPE0));
467 amdgpu_ring_write(ring, 0x80010000);
471 * jpeg_v2_0_dec_ring_insert_end - insert a end command
473 * @ring: amdgpu_ring pointer
475 * Write a end command to the ring.
477 void jpeg_v2_0_dec_ring_insert_end(struct amdgpu_ring *ring)
479 amdgpu_ring_write(ring, PACKETJ(mmUVD_JRBC_EXTERNAL_REG_INTERNAL_OFFSET,
480 0, 0, PACKETJ_TYPE0));
481 amdgpu_ring_write(ring, 0x68e04);
483 amdgpu_ring_write(ring, PACKETJ(JRBC_DEC_EXTERNAL_REG_WRITE_ADDR,
484 0, 0, PACKETJ_TYPE0));
485 amdgpu_ring_write(ring, 0x00010000);
489 * jpeg_v2_0_dec_ring_emit_fence - emit an fence & trap command
491 * @ring: amdgpu_ring pointer
493 * @seq: sequence number
494 * @flags: fence related flags
496 * Write a fence and a trap command to the ring.
498 void jpeg_v2_0_dec_ring_emit_fence(struct amdgpu_ring *ring, u64 addr, u64 seq,
501 WARN_ON(flags & AMDGPU_FENCE_FLAG_64BIT);
503 amdgpu_ring_write(ring, PACKETJ(mmUVD_JPEG_GPCOM_DATA0_INTERNAL_OFFSET,
504 0, 0, PACKETJ_TYPE0));
505 amdgpu_ring_write(ring, seq);
507 amdgpu_ring_write(ring, PACKETJ(mmUVD_JPEG_GPCOM_DATA1_INTERNAL_OFFSET,
508 0, 0, PACKETJ_TYPE0));
509 amdgpu_ring_write(ring, seq);
511 amdgpu_ring_write(ring, PACKETJ(mmUVD_LMI_JRBC_RB_MEM_WR_64BIT_BAR_LOW_INTERNAL_OFFSET,
512 0, 0, PACKETJ_TYPE0));
513 amdgpu_ring_write(ring, lower_32_bits(addr));
515 amdgpu_ring_write(ring, PACKETJ(mmUVD_LMI_JRBC_RB_MEM_WR_64BIT_BAR_HIGH_INTERNAL_OFFSET,
516 0, 0, PACKETJ_TYPE0));
517 amdgpu_ring_write(ring, upper_32_bits(addr));
519 amdgpu_ring_write(ring, PACKETJ(mmUVD_JPEG_GPCOM_CMD_INTERNAL_OFFSET,
520 0, 0, PACKETJ_TYPE0));
521 amdgpu_ring_write(ring, 0x8);
523 amdgpu_ring_write(ring, PACKETJ(mmUVD_JPEG_GPCOM_CMD_INTERNAL_OFFSET,
524 0, PACKETJ_CONDITION_CHECK0, PACKETJ_TYPE4));
525 amdgpu_ring_write(ring, 0);
527 amdgpu_ring_write(ring, PACKETJ(mmUVD_JRBC_EXTERNAL_REG_INTERNAL_OFFSET,
528 0, 0, PACKETJ_TYPE0));
529 amdgpu_ring_write(ring, 0x3fbc);
531 amdgpu_ring_write(ring, PACKETJ(JRBC_DEC_EXTERNAL_REG_WRITE_ADDR,
532 0, 0, PACKETJ_TYPE0));
533 amdgpu_ring_write(ring, 0x1);
535 amdgpu_ring_write(ring, PACKETJ(0, 0, 0, PACKETJ_TYPE7));
536 amdgpu_ring_write(ring, 0);
540 * jpeg_v2_0_dec_ring_emit_ib - execute indirect buffer
542 * @ring: amdgpu_ring pointer
543 * @job: job to retrieve vmid from
544 * @ib: indirect buffer to execute
547 * Write ring commands to execute the indirect buffer.
549 void jpeg_v2_0_dec_ring_emit_ib(struct amdgpu_ring *ring,
550 struct amdgpu_job *job,
551 struct amdgpu_ib *ib,
554 unsigned vmid = AMDGPU_JOB_GET_VMID(job);
556 amdgpu_ring_write(ring, PACKETJ(mmUVD_LMI_JRBC_IB_VMID_INTERNAL_OFFSET,
557 0, 0, PACKETJ_TYPE0));
558 amdgpu_ring_write(ring, (vmid | (vmid << 4)));
560 amdgpu_ring_write(ring, PACKETJ(mmUVD_LMI_JPEG_VMID_INTERNAL_OFFSET,
561 0, 0, PACKETJ_TYPE0));
562 amdgpu_ring_write(ring, (vmid | (vmid << 4)));
564 amdgpu_ring_write(ring, PACKETJ(mmUVD_LMI_JRBC_IB_64BIT_BAR_LOW_INTERNAL_OFFSET,
565 0, 0, PACKETJ_TYPE0));
566 amdgpu_ring_write(ring, lower_32_bits(ib->gpu_addr));
568 amdgpu_ring_write(ring, PACKETJ(mmUVD_LMI_JRBC_IB_64BIT_BAR_HIGH_INTERNAL_OFFSET,
569 0, 0, PACKETJ_TYPE0));
570 amdgpu_ring_write(ring, upper_32_bits(ib->gpu_addr));
572 amdgpu_ring_write(ring, PACKETJ(mmUVD_JRBC_IB_SIZE_INTERNAL_OFFSET,
573 0, 0, PACKETJ_TYPE0));
574 amdgpu_ring_write(ring, ib->length_dw);
576 amdgpu_ring_write(ring, PACKETJ(mmUVD_LMI_JRBC_RB_MEM_RD_64BIT_BAR_LOW_INTERNAL_OFFSET,
577 0, 0, PACKETJ_TYPE0));
578 amdgpu_ring_write(ring, lower_32_bits(ring->gpu_addr));
580 amdgpu_ring_write(ring, PACKETJ(mmUVD_LMI_JRBC_RB_MEM_RD_64BIT_BAR_HIGH_INTERNAL_OFFSET,
581 0, 0, PACKETJ_TYPE0));
582 amdgpu_ring_write(ring, upper_32_bits(ring->gpu_addr));
584 amdgpu_ring_write(ring, PACKETJ(0, 0, PACKETJ_CONDITION_CHECK0, PACKETJ_TYPE2));
585 amdgpu_ring_write(ring, 0);
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);
591 amdgpu_ring_write(ring, PACKETJ(mmUVD_JRBC_RB_REF_DATA_INTERNAL_OFFSET,
592 0, 0, PACKETJ_TYPE0));
593 amdgpu_ring_write(ring, 0x2);
595 amdgpu_ring_write(ring, PACKETJ(mmUVD_JRBC_STATUS_INTERNAL_OFFSET,
596 0, PACKETJ_CONDITION_CHECK3, PACKETJ_TYPE3));
597 amdgpu_ring_write(ring, 0x2);
600 void jpeg_v2_0_dec_ring_emit_reg_wait(struct amdgpu_ring *ring, uint32_t reg,
601 uint32_t val, uint32_t mask)
603 uint32_t reg_offset = (reg << 2);
605 amdgpu_ring_write(ring, PACKETJ(mmUVD_JRBC_RB_COND_RD_TIMER_INTERNAL_OFFSET,
606 0, 0, PACKETJ_TYPE0));
607 amdgpu_ring_write(ring, 0x01400200);
609 amdgpu_ring_write(ring, PACKETJ(mmUVD_JRBC_RB_REF_DATA_INTERNAL_OFFSET,
610 0, 0, PACKETJ_TYPE0));
611 amdgpu_ring_write(ring, val);
613 amdgpu_ring_write(ring, PACKETJ(mmUVD_JRBC_EXTERNAL_REG_INTERNAL_OFFSET,
614 0, 0, PACKETJ_TYPE0));
615 if (reg_offset >= 0x10000 && reg_offset <= 0x105ff) {
616 amdgpu_ring_write(ring, 0);
617 amdgpu_ring_write(ring,
618 PACKETJ((reg_offset >> 2), 0, 0, PACKETJ_TYPE3));
620 amdgpu_ring_write(ring, reg_offset);
621 amdgpu_ring_write(ring, PACKETJ(JRBC_DEC_EXTERNAL_REG_WRITE_ADDR,
622 0, 0, PACKETJ_TYPE3));
624 amdgpu_ring_write(ring, mask);
627 void jpeg_v2_0_dec_ring_emit_vm_flush(struct amdgpu_ring *ring,
628 unsigned vmid, uint64_t pd_addr)
630 struct amdgpu_vmhub *hub = &ring->adev->vmhub[ring->funcs->vmhub];
631 uint32_t data0, data1, mask;
633 pd_addr = amdgpu_gmc_emit_flush_gpu_tlb(ring, vmid, pd_addr);
635 /* wait for register write */
636 data0 = hub->ctx0_ptb_addr_lo32 + vmid * hub->ctx_addr_distance;
637 data1 = lower_32_bits(pd_addr);
639 jpeg_v2_0_dec_ring_emit_reg_wait(ring, data0, data1, mask);
642 void jpeg_v2_0_dec_ring_emit_wreg(struct amdgpu_ring *ring, uint32_t reg, uint32_t val)
644 uint32_t reg_offset = (reg << 2);
646 amdgpu_ring_write(ring, PACKETJ(mmUVD_JRBC_EXTERNAL_REG_INTERNAL_OFFSET,
647 0, 0, PACKETJ_TYPE0));
648 if (reg_offset >= 0x10000 && reg_offset <= 0x105ff) {
649 amdgpu_ring_write(ring, 0);
650 amdgpu_ring_write(ring,
651 PACKETJ((reg_offset >> 2), 0, 0, PACKETJ_TYPE0));
653 amdgpu_ring_write(ring, reg_offset);
654 amdgpu_ring_write(ring, PACKETJ(JRBC_DEC_EXTERNAL_REG_WRITE_ADDR,
655 0, 0, PACKETJ_TYPE0));
657 amdgpu_ring_write(ring, val);
660 void jpeg_v2_0_dec_ring_nop(struct amdgpu_ring *ring, uint32_t count)
664 WARN_ON(ring->wptr % 2 || count % 2);
666 for (i = 0; i < count / 2; i++) {
667 amdgpu_ring_write(ring, PACKETJ(0, 0, 0, PACKETJ_TYPE6));
668 amdgpu_ring_write(ring, 0);
672 static bool jpeg_v2_0_is_idle(void *handle)
674 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
676 return ((RREG32_SOC15(JPEG, 0, mmUVD_JRBC_STATUS) &
677 UVD_JRBC_STATUS__RB_JOB_DONE_MASK) ==
678 UVD_JRBC_STATUS__RB_JOB_DONE_MASK);
681 static int jpeg_v2_0_wait_for_idle(void *handle)
683 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
686 ret = SOC15_WAIT_ON_RREG(JPEG, 0, mmUVD_JRBC_STATUS, UVD_JRBC_STATUS__RB_JOB_DONE_MASK,
687 UVD_JRBC_STATUS__RB_JOB_DONE_MASK);
692 static int jpeg_v2_0_set_clockgating_state(void *handle,
693 enum amd_clockgating_state state)
695 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
696 bool enable = (state == AMD_CG_STATE_GATE);
699 if (!jpeg_v2_0_is_idle(handle))
701 jpeg_v2_0_enable_clock_gating(adev);
703 jpeg_v2_0_disable_clock_gating(adev);
709 static int jpeg_v2_0_set_powergating_state(void *handle,
710 enum amd_powergating_state state)
712 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
715 if (state == adev->jpeg.cur_state)
718 if (state == AMD_PG_STATE_GATE)
719 ret = jpeg_v2_0_stop(adev);
721 ret = jpeg_v2_0_start(adev);
724 adev->jpeg.cur_state = state;
729 static int jpeg_v2_0_set_interrupt_state(struct amdgpu_device *adev,
730 struct amdgpu_irq_src *source,
732 enum amdgpu_interrupt_state state)
737 static int jpeg_v2_0_process_interrupt(struct amdgpu_device *adev,
738 struct amdgpu_irq_src *source,
739 struct amdgpu_iv_entry *entry)
741 DRM_DEBUG("IH: JPEG TRAP\n");
743 switch (entry->src_id) {
744 case VCN_2_0__SRCID__JPEG_DECODE:
745 amdgpu_fence_process(&adev->jpeg.inst->ring_dec);
748 DRM_ERROR("Unhandled interrupt: %d %d\n",
749 entry->src_id, entry->src_data[0]);
756 static const struct amd_ip_funcs jpeg_v2_0_ip_funcs = {
758 .early_init = jpeg_v2_0_early_init,
760 .sw_init = jpeg_v2_0_sw_init,
761 .sw_fini = jpeg_v2_0_sw_fini,
762 .hw_init = jpeg_v2_0_hw_init,
763 .hw_fini = jpeg_v2_0_hw_fini,
764 .suspend = jpeg_v2_0_suspend,
765 .resume = jpeg_v2_0_resume,
766 .is_idle = jpeg_v2_0_is_idle,
767 .wait_for_idle = jpeg_v2_0_wait_for_idle,
768 .check_soft_reset = NULL,
769 .pre_soft_reset = NULL,
771 .post_soft_reset = NULL,
772 .set_clockgating_state = jpeg_v2_0_set_clockgating_state,
773 .set_powergating_state = jpeg_v2_0_set_powergating_state,
776 static const struct amdgpu_ring_funcs jpeg_v2_0_dec_ring_vm_funcs = {
777 .type = AMDGPU_RING_TYPE_VCN_JPEG,
779 .vmhub = AMDGPU_MMHUB_0,
780 .get_rptr = jpeg_v2_0_dec_ring_get_rptr,
781 .get_wptr = jpeg_v2_0_dec_ring_get_wptr,
782 .set_wptr = jpeg_v2_0_dec_ring_set_wptr,
784 SOC15_FLUSH_GPU_TLB_NUM_WREG * 6 +
785 SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 8 +
786 8 + /* jpeg_v2_0_dec_ring_emit_vm_flush */
787 18 + 18 + /* jpeg_v2_0_dec_ring_emit_fence x2 vm fence */
789 .emit_ib_size = 22, /* jpeg_v2_0_dec_ring_emit_ib */
790 .emit_ib = jpeg_v2_0_dec_ring_emit_ib,
791 .emit_fence = jpeg_v2_0_dec_ring_emit_fence,
792 .emit_vm_flush = jpeg_v2_0_dec_ring_emit_vm_flush,
793 .test_ring = amdgpu_jpeg_dec_ring_test_ring,
794 .test_ib = amdgpu_jpeg_dec_ring_test_ib,
795 .insert_nop = jpeg_v2_0_dec_ring_nop,
796 .insert_start = jpeg_v2_0_dec_ring_insert_start,
797 .insert_end = jpeg_v2_0_dec_ring_insert_end,
798 .pad_ib = amdgpu_ring_generic_pad_ib,
799 .begin_use = amdgpu_jpeg_ring_begin_use,
800 .end_use = amdgpu_jpeg_ring_end_use,
801 .emit_wreg = jpeg_v2_0_dec_ring_emit_wreg,
802 .emit_reg_wait = jpeg_v2_0_dec_ring_emit_reg_wait,
803 .emit_reg_write_reg_wait = amdgpu_ring_emit_reg_write_reg_wait_helper,
806 static void jpeg_v2_0_set_dec_ring_funcs(struct amdgpu_device *adev)
808 adev->jpeg.inst->ring_dec.funcs = &jpeg_v2_0_dec_ring_vm_funcs;
809 DRM_INFO("JPEG decode is enabled in VM mode\n");
812 static const struct amdgpu_irq_src_funcs jpeg_v2_0_irq_funcs = {
813 .set = jpeg_v2_0_set_interrupt_state,
814 .process = jpeg_v2_0_process_interrupt,
817 static void jpeg_v2_0_set_irq_funcs(struct amdgpu_device *adev)
819 adev->jpeg.inst->irq.num_types = 1;
820 adev->jpeg.inst->irq.funcs = &jpeg_v2_0_irq_funcs;
823 const struct amdgpu_ip_block_version jpeg_v2_0_ip_block =
825 .type = AMD_IP_BLOCK_TYPE_JPEG,
829 .funcs = &jpeg_v2_0_ip_funcs,