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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 "soc15.h"
27 #include "soc15d.h"
28 #include "jpeg_v2_0.h"
29 #include "jpeg_v2_5.h"
30 
31 #include "vcn/vcn_2_5_offset.h"
32 #include "vcn/vcn_2_5_sh_mask.h"
33 #include "ivsrcid/vcn/irqsrcs_vcn_2_0.h"
34 
35 #define mmUVD_JPEG_PITCH_INTERNAL_OFFSET			0x401f
36 
37 #define JPEG25_MAX_HW_INSTANCES_ARCTURUS			2
38 
39 static void jpeg_v2_5_set_dec_ring_funcs(struct amdgpu_device *adev);
40 static void jpeg_v2_5_set_irq_funcs(struct amdgpu_device *adev);
41 static int jpeg_v2_5_set_powergating_state(void *handle,
42 				enum amd_powergating_state state);
43 static void jpeg_v2_5_set_ras_funcs(struct amdgpu_device *adev);
44 
45 static int amdgpu_ih_clientid_jpeg[] = {
46 	SOC15_IH_CLIENTID_VCN,
47 	SOC15_IH_CLIENTID_VCN1
48 };
49 
50 /**
51  * jpeg_v2_5_early_init - set function pointers
52  *
53  * @handle: amdgpu_device pointer
54  *
55  * Set ring and irq function pointers
56  */
jpeg_v2_5_early_init(void * handle)57 static int jpeg_v2_5_early_init(void *handle)
58 {
59 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
60 	u32 harvest;
61 	int i;
62 
63 	adev->jpeg.num_jpeg_inst = JPEG25_MAX_HW_INSTANCES_ARCTURUS;
64 	for (i = 0; i < adev->jpeg.num_jpeg_inst; i++) {
65 		harvest = RREG32_SOC15(JPEG, i, mmCC_UVD_HARVESTING);
66 		if (harvest & CC_UVD_HARVESTING__UVD_DISABLE_MASK)
67 			adev->jpeg.harvest_config |= 1 << i;
68 	}
69 	if (adev->jpeg.harvest_config == (AMDGPU_JPEG_HARVEST_JPEG0 |
70 					 AMDGPU_JPEG_HARVEST_JPEG1))
71 		return -ENOENT;
72 
73 	jpeg_v2_5_set_dec_ring_funcs(adev);
74 	jpeg_v2_5_set_irq_funcs(adev);
75 	jpeg_v2_5_set_ras_funcs(adev);
76 
77 	return 0;
78 }
79 
80 /**
81  * jpeg_v2_5_sw_init - sw init for JPEG block
82  *
83  * @handle: amdgpu_device pointer
84  *
85  * Load firmware and sw initialization
86  */
jpeg_v2_5_sw_init(void * handle)87 static int jpeg_v2_5_sw_init(void *handle)
88 {
89 	struct amdgpu_ring *ring;
90 	int i, r;
91 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
92 
93 	for (i = 0; i < adev->jpeg.num_jpeg_inst; ++i) {
94 		if (adev->jpeg.harvest_config & (1 << i))
95 			continue;
96 
97 		/* JPEG TRAP */
98 		r = amdgpu_irq_add_id(adev, amdgpu_ih_clientid_jpeg[i],
99 				VCN_2_0__SRCID__JPEG_DECODE, &adev->jpeg.inst[i].irq);
100 		if (r)
101 			return r;
102 
103 		/* JPEG DJPEG POISON EVENT */
104 		r = amdgpu_irq_add_id(adev, amdgpu_ih_clientid_jpeg[i],
105 			VCN_2_6__SRCID_DJPEG0_POISON, &adev->jpeg.inst[i].irq);
106 		if (r)
107 			return r;
108 
109 		/* JPEG EJPEG POISON EVENT */
110 		r = amdgpu_irq_add_id(adev, amdgpu_ih_clientid_jpeg[i],
111 			VCN_2_6__SRCID_EJPEG0_POISON, &adev->jpeg.inst[i].irq);
112 		if (r)
113 			return r;
114 	}
115 
116 	r = amdgpu_jpeg_sw_init(adev);
117 	if (r)
118 		return r;
119 
120 	r = amdgpu_jpeg_resume(adev);
121 	if (r)
122 		return r;
123 
124 	for (i = 0; i < adev->jpeg.num_jpeg_inst; ++i) {
125 		if (adev->jpeg.harvest_config & (1 << i))
126 			continue;
127 
128 		ring = &adev->jpeg.inst[i].ring_dec;
129 		ring->use_doorbell = true;
130 		ring->doorbell_index = (adev->doorbell_index.vcn.vcn_ring0_1 << 1) + 1 + 8 * i;
131 		sprintf(ring->name, "jpeg_dec_%d", i);
132 		r = amdgpu_ring_init(adev, ring, 512, &adev->jpeg.inst[i].irq,
133 				     0, AMDGPU_RING_PRIO_DEFAULT, NULL);
134 		if (r)
135 			return r;
136 
137 		adev->jpeg.internal.jpeg_pitch = mmUVD_JPEG_PITCH_INTERNAL_OFFSET;
138 		adev->jpeg.inst[i].external.jpeg_pitch = SOC15_REG_OFFSET(JPEG, i, mmUVD_JPEG_PITCH);
139 	}
140 
141 	return 0;
142 }
143 
144 /**
145  * jpeg_v2_5_sw_fini - sw fini for JPEG block
146  *
147  * @handle: amdgpu_device pointer
148  *
149  * JPEG suspend and free up sw allocation
150  */
jpeg_v2_5_sw_fini(void * handle)151 static int jpeg_v2_5_sw_fini(void *handle)
152 {
153 	int r;
154 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
155 
156 	r = amdgpu_jpeg_suspend(adev);
157 	if (r)
158 		return r;
159 
160 	r = amdgpu_jpeg_sw_fini(adev);
161 
162 	return r;
163 }
164 
165 /**
166  * jpeg_v2_5_hw_init - start and test JPEG block
167  *
168  * @handle: amdgpu_device pointer
169  *
170  */
jpeg_v2_5_hw_init(void * handle)171 static int jpeg_v2_5_hw_init(void *handle)
172 {
173 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
174 	struct amdgpu_ring *ring;
175 	int i, r;
176 
177 	for (i = 0; i < adev->jpeg.num_jpeg_inst; ++i) {
178 		if (adev->jpeg.harvest_config & (1 << i))
179 			continue;
180 
181 		ring = &adev->jpeg.inst[i].ring_dec;
182 		adev->nbio.funcs->vcn_doorbell_range(adev, ring->use_doorbell,
183 			(adev->doorbell_index.vcn.vcn_ring0_1 << 1) + 8 * i, i);
184 
185 		r = amdgpu_ring_test_helper(ring);
186 		if (r)
187 			return r;
188 	}
189 
190 	DRM_INFO("JPEG decode initialized successfully.\n");
191 
192 	return 0;
193 }
194 
195 /**
196  * jpeg_v2_5_hw_fini - stop the hardware block
197  *
198  * @handle: amdgpu_device pointer
199  *
200  * Stop the JPEG block, mark ring as not ready any more
201  */
jpeg_v2_5_hw_fini(void * handle)202 static int jpeg_v2_5_hw_fini(void *handle)
203 {
204 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
205 	int i;
206 
207 	cancel_delayed_work_sync(&adev->vcn.idle_work);
208 
209 	for (i = 0; i < adev->jpeg.num_jpeg_inst; ++i) {
210 		if (adev->jpeg.harvest_config & (1 << i))
211 			continue;
212 
213 		if (adev->jpeg.cur_state != AMD_PG_STATE_GATE &&
214 		      RREG32_SOC15(JPEG, i, mmUVD_JRBC_STATUS))
215 			jpeg_v2_5_set_powergating_state(adev, AMD_PG_STATE_GATE);
216 	}
217 
218 	return 0;
219 }
220 
221 /**
222  * jpeg_v2_5_suspend - suspend JPEG block
223  *
224  * @handle: amdgpu_device pointer
225  *
226  * HW fini and suspend JPEG block
227  */
jpeg_v2_5_suspend(void * handle)228 static int jpeg_v2_5_suspend(void *handle)
229 {
230 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
231 	int r;
232 
233 	r = jpeg_v2_5_hw_fini(adev);
234 	if (r)
235 		return r;
236 
237 	r = amdgpu_jpeg_suspend(adev);
238 
239 	return r;
240 }
241 
242 /**
243  * jpeg_v2_5_resume - resume JPEG block
244  *
245  * @handle: amdgpu_device pointer
246  *
247  * Resume firmware and hw init JPEG block
248  */
jpeg_v2_5_resume(void * handle)249 static int jpeg_v2_5_resume(void *handle)
250 {
251 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
252 	int r;
253 
254 	r = amdgpu_jpeg_resume(adev);
255 	if (r)
256 		return r;
257 
258 	r = jpeg_v2_5_hw_init(adev);
259 
260 	return r;
261 }
262 
jpeg_v2_5_disable_clock_gating(struct amdgpu_device * adev,int inst)263 static void jpeg_v2_5_disable_clock_gating(struct amdgpu_device *adev, int inst)
264 {
265 	uint32_t data;
266 
267 	data = RREG32_SOC15(JPEG, inst, mmJPEG_CGC_CTRL);
268 	if (adev->cg_flags & AMD_CG_SUPPORT_JPEG_MGCG)
269 		data |= 1 << JPEG_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
270 	else
271 		data &= ~JPEG_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
272 
273 	data |= 1 << JPEG_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
274 	data |= 4 << JPEG_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
275 	WREG32_SOC15(JPEG, inst, mmJPEG_CGC_CTRL, data);
276 
277 	data = RREG32_SOC15(JPEG, inst, mmJPEG_CGC_GATE);
278 	data &= ~(JPEG_CGC_GATE__JPEG_DEC_MASK
279 		| JPEG_CGC_GATE__JPEG2_DEC_MASK
280 		| JPEG_CGC_GATE__JMCIF_MASK
281 		| JPEG_CGC_GATE__JRBBM_MASK);
282 	WREG32_SOC15(JPEG, inst, mmJPEG_CGC_GATE, data);
283 
284 	data = RREG32_SOC15(JPEG, inst, mmJPEG_CGC_CTRL);
285 	data &= ~(JPEG_CGC_CTRL__JPEG_DEC_MODE_MASK
286 		| JPEG_CGC_CTRL__JPEG2_DEC_MODE_MASK
287 		| JPEG_CGC_CTRL__JMCIF_MODE_MASK
288 		| JPEG_CGC_CTRL__JRBBM_MODE_MASK);
289 	WREG32_SOC15(JPEG, inst, mmJPEG_CGC_CTRL, data);
290 }
291 
jpeg_v2_5_enable_clock_gating(struct amdgpu_device * adev,int inst)292 static void jpeg_v2_5_enable_clock_gating(struct amdgpu_device *adev, int inst)
293 {
294 	uint32_t data;
295 
296 	data = RREG32_SOC15(JPEG, inst, 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, inst, mmJPEG_CGC_GATE, data);
303 }
304 
305 /**
306  * jpeg_v2_5_start - start JPEG block
307  *
308  * @adev: amdgpu_device pointer
309  *
310  * Setup and start the JPEG block
311  */
jpeg_v2_5_start(struct amdgpu_device * adev)312 static int jpeg_v2_5_start(struct amdgpu_device *adev)
313 {
314 	struct amdgpu_ring *ring;
315 	int i;
316 
317 	for (i = 0; i < adev->jpeg.num_jpeg_inst; ++i) {
318 		if (adev->jpeg.harvest_config & (1 << i))
319 			continue;
320 
321 		ring = &adev->jpeg.inst[i].ring_dec;
322 		/* disable anti hang mechanism */
323 		WREG32_P(SOC15_REG_OFFSET(JPEG, i, mmUVD_JPEG_POWER_STATUS), 0,
324 			~UVD_JPEG_POWER_STATUS__JPEG_POWER_STATUS_MASK);
325 
326 		/* JPEG disable CGC */
327 		jpeg_v2_5_disable_clock_gating(adev, i);
328 
329 		/* MJPEG global tiling registers */
330 		WREG32_SOC15(JPEG, i, mmJPEG_DEC_GFX8_ADDR_CONFIG,
331 			adev->gfx.config.gb_addr_config);
332 		WREG32_SOC15(JPEG, i, mmJPEG_DEC_GFX10_ADDR_CONFIG,
333 			adev->gfx.config.gb_addr_config);
334 
335 		/* enable JMI channel */
336 		WREG32_P(SOC15_REG_OFFSET(JPEG, i, mmUVD_JMI_CNTL), 0,
337 			~UVD_JMI_CNTL__SOFT_RESET_MASK);
338 
339 		/* enable System Interrupt for JRBC */
340 		WREG32_P(SOC15_REG_OFFSET(JPEG, i, mmJPEG_SYS_INT_EN),
341 			JPEG_SYS_INT_EN__DJRBC_MASK,
342 			~JPEG_SYS_INT_EN__DJRBC_MASK);
343 
344 		WREG32_SOC15(JPEG, i, mmUVD_LMI_JRBC_RB_VMID, 0);
345 		WREG32_SOC15(JPEG, i, mmUVD_JRBC_RB_CNTL, (0x00000001L | 0x00000002L));
346 		WREG32_SOC15(JPEG, i, mmUVD_LMI_JRBC_RB_64BIT_BAR_LOW,
347 			lower_32_bits(ring->gpu_addr));
348 		WREG32_SOC15(JPEG, i, mmUVD_LMI_JRBC_RB_64BIT_BAR_HIGH,
349 			upper_32_bits(ring->gpu_addr));
350 		WREG32_SOC15(JPEG, i, mmUVD_JRBC_RB_RPTR, 0);
351 		WREG32_SOC15(JPEG, i, mmUVD_JRBC_RB_WPTR, 0);
352 		WREG32_SOC15(JPEG, i, mmUVD_JRBC_RB_CNTL, 0x00000002L);
353 		WREG32_SOC15(JPEG, i, mmUVD_JRBC_RB_SIZE, ring->ring_size / 4);
354 		ring->wptr = RREG32_SOC15(JPEG, i, mmUVD_JRBC_RB_WPTR);
355 	}
356 
357 	return 0;
358 }
359 
360 /**
361  * jpeg_v2_5_stop - stop JPEG block
362  *
363  * @adev: amdgpu_device pointer
364  *
365  * stop the JPEG block
366  */
jpeg_v2_5_stop(struct amdgpu_device * adev)367 static int jpeg_v2_5_stop(struct amdgpu_device *adev)
368 {
369 	int i;
370 
371 	for (i = 0; i < adev->jpeg.num_jpeg_inst; ++i) {
372 		if (adev->jpeg.harvest_config & (1 << i))
373 			continue;
374 
375 		/* reset JMI */
376 		WREG32_P(SOC15_REG_OFFSET(JPEG, i, mmUVD_JMI_CNTL),
377 			UVD_JMI_CNTL__SOFT_RESET_MASK,
378 			~UVD_JMI_CNTL__SOFT_RESET_MASK);
379 
380 		jpeg_v2_5_enable_clock_gating(adev, i);
381 
382 		/* enable anti hang mechanism */
383 		WREG32_P(SOC15_REG_OFFSET(JPEG, i, mmUVD_JPEG_POWER_STATUS),
384 			UVD_JPEG_POWER_STATUS__JPEG_POWER_STATUS_MASK,
385 			~UVD_JPEG_POWER_STATUS__JPEG_POWER_STATUS_MASK);
386 	}
387 
388 	return 0;
389 }
390 
391 /**
392  * jpeg_v2_5_dec_ring_get_rptr - get read pointer
393  *
394  * @ring: amdgpu_ring pointer
395  *
396  * Returns the current hardware read pointer
397  */
jpeg_v2_5_dec_ring_get_rptr(struct amdgpu_ring * ring)398 static uint64_t jpeg_v2_5_dec_ring_get_rptr(struct amdgpu_ring *ring)
399 {
400 	struct amdgpu_device *adev = ring->adev;
401 
402 	return RREG32_SOC15(JPEG, ring->me, mmUVD_JRBC_RB_RPTR);
403 }
404 
405 /**
406  * jpeg_v2_5_dec_ring_get_wptr - get write pointer
407  *
408  * @ring: amdgpu_ring pointer
409  *
410  * Returns the current hardware write pointer
411  */
jpeg_v2_5_dec_ring_get_wptr(struct amdgpu_ring * ring)412 static uint64_t jpeg_v2_5_dec_ring_get_wptr(struct amdgpu_ring *ring)
413 {
414 	struct amdgpu_device *adev = ring->adev;
415 
416 	if (ring->use_doorbell)
417 		return *ring->wptr_cpu_addr;
418 	else
419 		return RREG32_SOC15(JPEG, ring->me, mmUVD_JRBC_RB_WPTR);
420 }
421 
422 /**
423  * jpeg_v2_5_dec_ring_set_wptr - set write pointer
424  *
425  * @ring: amdgpu_ring pointer
426  *
427  * Commits the write pointer to the hardware
428  */
jpeg_v2_5_dec_ring_set_wptr(struct amdgpu_ring * ring)429 static void jpeg_v2_5_dec_ring_set_wptr(struct amdgpu_ring *ring)
430 {
431 	struct amdgpu_device *adev = ring->adev;
432 
433 	if (ring->use_doorbell) {
434 		*ring->wptr_cpu_addr = lower_32_bits(ring->wptr);
435 		WDOORBELL32(ring->doorbell_index, lower_32_bits(ring->wptr));
436 	} else {
437 		WREG32_SOC15(JPEG, ring->me, mmUVD_JRBC_RB_WPTR, lower_32_bits(ring->wptr));
438 	}
439 }
440 
441 /**
442  * jpeg_v2_6_dec_ring_insert_start - insert a start command
443  *
444  * @ring: amdgpu_ring pointer
445  *
446  * Write a start command to the ring.
447  */
jpeg_v2_6_dec_ring_insert_start(struct amdgpu_ring * ring)448 static void jpeg_v2_6_dec_ring_insert_start(struct amdgpu_ring *ring)
449 {
450 	amdgpu_ring_write(ring, PACKETJ(mmUVD_JRBC_EXTERNAL_REG_INTERNAL_OFFSET,
451 		0, 0, PACKETJ_TYPE0));
452 	amdgpu_ring_write(ring, 0x6aa04); /* PCTL0_MMHUB_DEEPSLEEP_IB */
453 
454 	amdgpu_ring_write(ring, PACKETJ(JRBC_DEC_EXTERNAL_REG_WRITE_ADDR,
455 		0, 0, PACKETJ_TYPE0));
456 	amdgpu_ring_write(ring, 0x80000000 | (1 << (ring->me * 2 + 14)));
457 }
458 
459 /**
460  * jpeg_v2_6_dec_ring_insert_end - insert a end command
461  *
462  * @ring: amdgpu_ring pointer
463  *
464  * Write a end command to the ring.
465  */
jpeg_v2_6_dec_ring_insert_end(struct amdgpu_ring * ring)466 static void jpeg_v2_6_dec_ring_insert_end(struct amdgpu_ring *ring)
467 {
468 	amdgpu_ring_write(ring, PACKETJ(mmUVD_JRBC_EXTERNAL_REG_INTERNAL_OFFSET,
469 		0, 0, PACKETJ_TYPE0));
470 	amdgpu_ring_write(ring, 0x6aa04); /* PCTL0_MMHUB_DEEPSLEEP_IB */
471 
472 	amdgpu_ring_write(ring, PACKETJ(JRBC_DEC_EXTERNAL_REG_WRITE_ADDR,
473 		0, 0, PACKETJ_TYPE0));
474 	amdgpu_ring_write(ring, (1 << (ring->me * 2 + 14)));
475 }
476 
jpeg_v2_5_is_idle(void * handle)477 static bool jpeg_v2_5_is_idle(void *handle)
478 {
479 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
480 	int i, ret = 1;
481 
482 	for (i = 0; i < adev->jpeg.num_jpeg_inst; ++i) {
483 		if (adev->jpeg.harvest_config & (1 << i))
484 			continue;
485 
486 		ret &= (((RREG32_SOC15(JPEG, i, mmUVD_JRBC_STATUS) &
487 			UVD_JRBC_STATUS__RB_JOB_DONE_MASK) ==
488 			UVD_JRBC_STATUS__RB_JOB_DONE_MASK));
489 	}
490 
491 	return ret;
492 }
493 
jpeg_v2_5_wait_for_idle(void * handle)494 static int jpeg_v2_5_wait_for_idle(void *handle)
495 {
496 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
497 	int i, ret;
498 
499 	for (i = 0; i < adev->jpeg.num_jpeg_inst; ++i) {
500 		if (adev->jpeg.harvest_config & (1 << i))
501 			continue;
502 
503 		ret = SOC15_WAIT_ON_RREG(JPEG, i, mmUVD_JRBC_STATUS,
504 			UVD_JRBC_STATUS__RB_JOB_DONE_MASK,
505 			UVD_JRBC_STATUS__RB_JOB_DONE_MASK);
506 		if (ret)
507 			return ret;
508 	}
509 
510 	return 0;
511 }
512 
jpeg_v2_5_set_clockgating_state(void * handle,enum amd_clockgating_state state)513 static int jpeg_v2_5_set_clockgating_state(void *handle,
514 					  enum amd_clockgating_state state)
515 {
516 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
517 	bool enable = (state == AMD_CG_STATE_GATE);
518 	int i;
519 
520 	for (i = 0; i < adev->jpeg.num_jpeg_inst; ++i) {
521 		if (adev->jpeg.harvest_config & (1 << i))
522 			continue;
523 
524 		if (enable) {
525 			if (!jpeg_v2_5_is_idle(handle))
526 				return -EBUSY;
527 			jpeg_v2_5_enable_clock_gating(adev, i);
528 		} else {
529 			jpeg_v2_5_disable_clock_gating(adev, i);
530 		}
531 	}
532 
533 	return 0;
534 }
535 
jpeg_v2_5_set_powergating_state(void * handle,enum amd_powergating_state state)536 static int jpeg_v2_5_set_powergating_state(void *handle,
537 					  enum amd_powergating_state state)
538 {
539 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
540 	int ret;
541 
542 	if(state == adev->jpeg.cur_state)
543 		return 0;
544 
545 	if (state == AMD_PG_STATE_GATE)
546 		ret = jpeg_v2_5_stop(adev);
547 	else
548 		ret = jpeg_v2_5_start(adev);
549 
550 	if(!ret)
551 		adev->jpeg.cur_state = state;
552 
553 	return ret;
554 }
555 
jpeg_v2_5_set_interrupt_state(struct amdgpu_device * adev,struct amdgpu_irq_src * source,unsigned type,enum amdgpu_interrupt_state state)556 static int jpeg_v2_5_set_interrupt_state(struct amdgpu_device *adev,
557 					struct amdgpu_irq_src *source,
558 					unsigned type,
559 					enum amdgpu_interrupt_state state)
560 {
561 	return 0;
562 }
563 
jpeg_v2_5_process_interrupt(struct amdgpu_device * adev,struct amdgpu_irq_src * source,struct amdgpu_iv_entry * entry)564 static int jpeg_v2_5_process_interrupt(struct amdgpu_device *adev,
565 				      struct amdgpu_irq_src *source,
566 				      struct amdgpu_iv_entry *entry)
567 {
568 	uint32_t ip_instance;
569 
570 	switch (entry->client_id) {
571 	case SOC15_IH_CLIENTID_VCN:
572 		ip_instance = 0;
573 		break;
574 	case SOC15_IH_CLIENTID_VCN1:
575 		ip_instance = 1;
576 		break;
577 	default:
578 		DRM_ERROR("Unhandled client id: %d\n", entry->client_id);
579 		return 0;
580 	}
581 
582 	DRM_DEBUG("IH: JPEG TRAP\n");
583 
584 	switch (entry->src_id) {
585 	case VCN_2_0__SRCID__JPEG_DECODE:
586 		amdgpu_fence_process(&adev->jpeg.inst[ip_instance].ring_dec);
587 		break;
588 	case VCN_2_6__SRCID_DJPEG0_POISON:
589 	case VCN_2_6__SRCID_EJPEG0_POISON:
590 		amdgpu_jpeg_process_poison_irq(adev, source, entry);
591 		break;
592 	default:
593 		DRM_ERROR("Unhandled interrupt: %d %d\n",
594 			  entry->src_id, entry->src_data[0]);
595 		break;
596 	}
597 
598 	return 0;
599 }
600 
601 static const struct amd_ip_funcs jpeg_v2_5_ip_funcs = {
602 	.name = "jpeg_v2_5",
603 	.early_init = jpeg_v2_5_early_init,
604 	.late_init = NULL,
605 	.sw_init = jpeg_v2_5_sw_init,
606 	.sw_fini = jpeg_v2_5_sw_fini,
607 	.hw_init = jpeg_v2_5_hw_init,
608 	.hw_fini = jpeg_v2_5_hw_fini,
609 	.suspend = jpeg_v2_5_suspend,
610 	.resume = jpeg_v2_5_resume,
611 	.is_idle = jpeg_v2_5_is_idle,
612 	.wait_for_idle = jpeg_v2_5_wait_for_idle,
613 	.check_soft_reset = NULL,
614 	.pre_soft_reset = NULL,
615 	.soft_reset = NULL,
616 	.post_soft_reset = NULL,
617 	.set_clockgating_state = jpeg_v2_5_set_clockgating_state,
618 	.set_powergating_state = jpeg_v2_5_set_powergating_state,
619 };
620 
621 static const struct amd_ip_funcs jpeg_v2_6_ip_funcs = {
622 	.name = "jpeg_v2_6",
623 	.early_init = jpeg_v2_5_early_init,
624 	.late_init = NULL,
625 	.sw_init = jpeg_v2_5_sw_init,
626 	.sw_fini = jpeg_v2_5_sw_fini,
627 	.hw_init = jpeg_v2_5_hw_init,
628 	.hw_fini = jpeg_v2_5_hw_fini,
629 	.suspend = jpeg_v2_5_suspend,
630 	.resume = jpeg_v2_5_resume,
631 	.is_idle = jpeg_v2_5_is_idle,
632 	.wait_for_idle = jpeg_v2_5_wait_for_idle,
633 	.check_soft_reset = NULL,
634 	.pre_soft_reset = NULL,
635 	.soft_reset = NULL,
636 	.post_soft_reset = NULL,
637 	.set_clockgating_state = jpeg_v2_5_set_clockgating_state,
638 	.set_powergating_state = jpeg_v2_5_set_powergating_state,
639 };
640 
641 static const struct amdgpu_ring_funcs jpeg_v2_5_dec_ring_vm_funcs = {
642 	.type = AMDGPU_RING_TYPE_VCN_JPEG,
643 	.align_mask = 0xf,
644 	.vmhub = AMDGPU_MMHUB_1,
645 	.get_rptr = jpeg_v2_5_dec_ring_get_rptr,
646 	.get_wptr = jpeg_v2_5_dec_ring_get_wptr,
647 	.set_wptr = jpeg_v2_5_dec_ring_set_wptr,
648 	.emit_frame_size =
649 		SOC15_FLUSH_GPU_TLB_NUM_WREG * 6 +
650 		SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 8 +
651 		8 + /* jpeg_v2_5_dec_ring_emit_vm_flush */
652 		18 + 18 + /* jpeg_v2_5_dec_ring_emit_fence x2 vm fence */
653 		8 + 16,
654 	.emit_ib_size = 22, /* jpeg_v2_5_dec_ring_emit_ib */
655 	.emit_ib = jpeg_v2_0_dec_ring_emit_ib,
656 	.emit_fence = jpeg_v2_0_dec_ring_emit_fence,
657 	.emit_vm_flush = jpeg_v2_0_dec_ring_emit_vm_flush,
658 	.test_ring = amdgpu_jpeg_dec_ring_test_ring,
659 	.test_ib = amdgpu_jpeg_dec_ring_test_ib,
660 	.insert_nop = jpeg_v2_0_dec_ring_nop,
661 	.insert_start = jpeg_v2_0_dec_ring_insert_start,
662 	.insert_end = jpeg_v2_0_dec_ring_insert_end,
663 	.pad_ib = amdgpu_ring_generic_pad_ib,
664 	.begin_use = amdgpu_jpeg_ring_begin_use,
665 	.end_use = amdgpu_jpeg_ring_end_use,
666 	.emit_wreg = jpeg_v2_0_dec_ring_emit_wreg,
667 	.emit_reg_wait = jpeg_v2_0_dec_ring_emit_reg_wait,
668 	.emit_reg_write_reg_wait = amdgpu_ring_emit_reg_write_reg_wait_helper,
669 };
670 
671 static const struct amdgpu_ring_funcs jpeg_v2_6_dec_ring_vm_funcs = {
672 	.type = AMDGPU_RING_TYPE_VCN_JPEG,
673 	.align_mask = 0xf,
674 	.vmhub = AMDGPU_MMHUB_0,
675 	.get_rptr = jpeg_v2_5_dec_ring_get_rptr,
676 	.get_wptr = jpeg_v2_5_dec_ring_get_wptr,
677 	.set_wptr = jpeg_v2_5_dec_ring_set_wptr,
678 	.emit_frame_size =
679 		SOC15_FLUSH_GPU_TLB_NUM_WREG * 6 +
680 		SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 8 +
681 		8 + /* jpeg_v2_5_dec_ring_emit_vm_flush */
682 		18 + 18 + /* jpeg_v2_5_dec_ring_emit_fence x2 vm fence */
683 		8 + 16,
684 	.emit_ib_size = 22, /* jpeg_v2_5_dec_ring_emit_ib */
685 	.emit_ib = jpeg_v2_0_dec_ring_emit_ib,
686 	.emit_fence = jpeg_v2_0_dec_ring_emit_fence,
687 	.emit_vm_flush = jpeg_v2_0_dec_ring_emit_vm_flush,
688 	.test_ring = amdgpu_jpeg_dec_ring_test_ring,
689 	.test_ib = amdgpu_jpeg_dec_ring_test_ib,
690 	.insert_nop = jpeg_v2_0_dec_ring_nop,
691 	.insert_start = jpeg_v2_6_dec_ring_insert_start,
692 	.insert_end = jpeg_v2_6_dec_ring_insert_end,
693 	.pad_ib = amdgpu_ring_generic_pad_ib,
694 	.begin_use = amdgpu_jpeg_ring_begin_use,
695 	.end_use = amdgpu_jpeg_ring_end_use,
696 	.emit_wreg = jpeg_v2_0_dec_ring_emit_wreg,
697 	.emit_reg_wait = jpeg_v2_0_dec_ring_emit_reg_wait,
698 	.emit_reg_write_reg_wait = amdgpu_ring_emit_reg_write_reg_wait_helper,
699 };
700 
jpeg_v2_5_set_dec_ring_funcs(struct amdgpu_device * adev)701 static void jpeg_v2_5_set_dec_ring_funcs(struct amdgpu_device *adev)
702 {
703 	int i;
704 
705 	for (i = 0; i < adev->jpeg.num_jpeg_inst; ++i) {
706 		if (adev->jpeg.harvest_config & (1 << i))
707 			continue;
708 		if (adev->asic_type == CHIP_ARCTURUS)
709 			adev->jpeg.inst[i].ring_dec.funcs = &jpeg_v2_5_dec_ring_vm_funcs;
710 		else  /* CHIP_ALDEBARAN */
711 			adev->jpeg.inst[i].ring_dec.funcs = &jpeg_v2_6_dec_ring_vm_funcs;
712 		adev->jpeg.inst[i].ring_dec.me = i;
713 		DRM_INFO("JPEG(%d) JPEG decode is enabled in VM mode\n", i);
714 	}
715 }
716 
717 static const struct amdgpu_irq_src_funcs jpeg_v2_5_irq_funcs = {
718 	.set = jpeg_v2_5_set_interrupt_state,
719 	.process = jpeg_v2_5_process_interrupt,
720 };
721 
jpeg_v2_5_set_irq_funcs(struct amdgpu_device * adev)722 static void jpeg_v2_5_set_irq_funcs(struct amdgpu_device *adev)
723 {
724 	int i;
725 
726 	for (i = 0; i < adev->jpeg.num_jpeg_inst; ++i) {
727 		if (adev->jpeg.harvest_config & (1 << i))
728 			continue;
729 
730 		adev->jpeg.inst[i].irq.num_types = 1;
731 		adev->jpeg.inst[i].irq.funcs = &jpeg_v2_5_irq_funcs;
732 	}
733 }
734 
735 const struct amdgpu_ip_block_version jpeg_v2_5_ip_block =
736 {
737 		.type = AMD_IP_BLOCK_TYPE_JPEG,
738 		.major = 2,
739 		.minor = 5,
740 		.rev = 0,
741 		.funcs = &jpeg_v2_5_ip_funcs,
742 };
743 
744 const struct amdgpu_ip_block_version jpeg_v2_6_ip_block =
745 {
746 		.type = AMD_IP_BLOCK_TYPE_JPEG,
747 		.major = 2,
748 		.minor = 6,
749 		.rev = 0,
750 		.funcs = &jpeg_v2_6_ip_funcs,
751 };
752 
jpeg_v2_6_query_poison_by_instance(struct amdgpu_device * adev,uint32_t instance,uint32_t sub_block)753 static uint32_t jpeg_v2_6_query_poison_by_instance(struct amdgpu_device *adev,
754 		uint32_t instance, uint32_t sub_block)
755 {
756 	uint32_t poison_stat = 0, reg_value = 0;
757 
758 	switch (sub_block) {
759 	case AMDGPU_JPEG_V2_6_JPEG0:
760 		reg_value = RREG32_SOC15(JPEG, instance, mmUVD_RAS_JPEG0_STATUS);
761 		poison_stat = REG_GET_FIELD(reg_value, UVD_RAS_JPEG0_STATUS, POISONED_PF);
762 		break;
763 	case AMDGPU_JPEG_V2_6_JPEG1:
764 		reg_value = RREG32_SOC15(JPEG, instance, mmUVD_RAS_JPEG1_STATUS);
765 		poison_stat = REG_GET_FIELD(reg_value, UVD_RAS_JPEG1_STATUS, POISONED_PF);
766 		break;
767 	default:
768 		break;
769 	}
770 
771 	if (poison_stat)
772 		dev_info(adev->dev, "Poison detected in JPEG%d sub_block%d\n",
773 			instance, sub_block);
774 
775 	return poison_stat;
776 }
777 
jpeg_v2_6_query_ras_poison_status(struct amdgpu_device * adev)778 static bool jpeg_v2_6_query_ras_poison_status(struct amdgpu_device *adev)
779 {
780 	uint32_t inst = 0, sub = 0, poison_stat = 0;
781 
782 	for (inst = 0; inst < adev->jpeg.num_jpeg_inst; inst++)
783 		for (sub = 0; sub < AMDGPU_JPEG_V2_6_MAX_SUB_BLOCK; sub++)
784 			poison_stat +=
785 			jpeg_v2_6_query_poison_by_instance(adev, inst, sub);
786 
787 	return !!poison_stat;
788 }
789 
790 const struct amdgpu_ras_block_hw_ops jpeg_v2_6_ras_hw_ops = {
791 	.query_poison_status = jpeg_v2_6_query_ras_poison_status,
792 };
793 
794 static struct amdgpu_jpeg_ras jpeg_v2_6_ras = {
795 	.ras_block = {
796 		.hw_ops = &jpeg_v2_6_ras_hw_ops,
797 	},
798 };
799 
jpeg_v2_5_set_ras_funcs(struct amdgpu_device * adev)800 static void jpeg_v2_5_set_ras_funcs(struct amdgpu_device *adev)
801 {
802 	switch (adev->ip_versions[JPEG_HWIP][0]) {
803 	case IP_VERSION(2, 6, 0):
804 		adev->jpeg.ras = &jpeg_v2_6_ras;
805 		break;
806 	default:
807 		break;
808 	}
809 
810 	if (adev->jpeg.ras) {
811 		amdgpu_ras_register_ras_block(adev, &adev->jpeg.ras->ras_block);
812 
813 		strcpy(adev->jpeg.ras->ras_block.ras_comm.name, "jpeg");
814 		adev->jpeg.ras->ras_block.ras_comm.block = AMDGPU_RAS_BLOCK__JPEG;
815 		adev->jpeg.ras->ras_block.ras_comm.type = AMDGPU_RAS_ERROR__POISON;
816 		adev->jpeg.ras_if = &adev->jpeg.ras->ras_block.ras_comm;
817 
818 		/* If don't define special ras_late_init function, use default ras_late_init */
819 		if (!adev->jpeg.ras->ras_block.ras_late_init)
820 			adev->jpeg.ras->ras_block.ras_late_init = amdgpu_ras_block_late_init;
821 	}
822 }
823