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2024-01-04 1543e317f1da31b75942316931e8f491a8920811 
 kernel/drivers/gpu/drm/amd/amdgpu/sdma_v2_4.c
....@@ -21,8 +21,11 @@
2121  *
2222  * Authors: Alex Deucher
2323  */
24
+
25
+#include <linux/delay.h>
2426 #include <linux/firmware.h>
25
-#include <drm/drmP.h>
27
+#include <linux/module.h>
28
+
2629 #include "amdgpu.h"
2730 #include "amdgpu_ucode.h"
2831 #include "amdgpu_trace.h"
....@@ -225,7 +228,7 @@
225228 
226229 static void sdma_v2_4_ring_insert_nop(struct amdgpu_ring *ring, uint32_t count)
227230 {
228
-	struct amdgpu_sdma_instance *sdma = amdgpu_get_sdma_instance(ring);
231
+	struct amdgpu_sdma_instance *sdma = amdgpu_sdma_get_instance_from_ring(ring);
229232 	int i;
230233 
231234 	for (i = 0; i < count; i++)
....@@ -245,11 +248,14 @@
245248  * Schedule an IB in the DMA ring (VI).
246249  */
247250 static void sdma_v2_4_ring_emit_ib(struct amdgpu_ring *ring,
251
+				   struct amdgpu_job *job,
248252 				   struct amdgpu_ib *ib,
249
-				   unsigned vmid, bool ctx_switch)
253
+				   uint32_t flags)
250254 {
255
+	unsigned vmid = AMDGPU_JOB_GET_VMID(job);
256
+
251257 	/* IB packet must end on a 8 DW boundary */
252
-	sdma_v2_4_ring_insert_nop(ring, (10 - (lower_32_bits(ring->wptr) & 7)) % 8);
258
+	sdma_v2_4_ring_insert_nop(ring, (2 - lower_32_bits(ring->wptr)) & 7);
253259 
254260 	amdgpu_ring_write(ring, SDMA_PKT_HEADER_OP(SDMA_OP_INDIRECT) |
255261 			  SDMA_PKT_INDIRECT_HEADER_VMID(vmid & 0xf));
....@@ -349,8 +355,6 @@
349355 		ib_cntl = REG_SET_FIELD(ib_cntl, SDMA0_GFX_IB_CNTL, IB_ENABLE, 0);
350356 		WREG32(mmSDMA0_GFX_IB_CNTL + sdma_offsets[i], ib_cntl);
351357 	}
352
-	sdma0->ready = false;
353
-	sdma1->ready = false;
354358 }
355359 
356360 /**
....@@ -471,17 +475,15 @@
471475 		/* enable DMA IBs */
472476 		WREG32(mmSDMA0_GFX_IB_CNTL + sdma_offsets[i], ib_cntl);
473477 
474
-		ring->ready = true;
478
+		ring->sched.ready = true;
475479 	}
476480 
477481 	sdma_v2_4_enable(adev, true);
478482 	for (i = 0; i < adev->sdma.num_instances; i++) {
479483 		ring = &adev->sdma.instance[i].ring;
480
-		r = amdgpu_ring_test_ring(ring);
481
-		if (r) {
482
-			ring->ready = false;
484
+		r = amdgpu_ring_test_helper(ring);
485
+		if (r)
483486 			return r;
484
-		}
485487 
486488 		if (adev->mman.buffer_funcs_ring == ring)
487489 			amdgpu_ttm_set_buffer_funcs_status(adev, true);
....@@ -504,41 +506,6 @@
504506 	return 0;
505507 }
506508 
507
-/**
508
- * sdma_v2_4_load_microcode - load the sDMA ME ucode
509
- *
510
- * @adev: amdgpu_device pointer
511
- *
512
- * Loads the sDMA0/1 ucode.
513
- * Returns 0 for success, -EINVAL if the ucode is not available.
514
- */
515
-static int sdma_v2_4_load_microcode(struct amdgpu_device *adev)
516
-{
517
-	const struct sdma_firmware_header_v1_0 *hdr;
518
-	const __le32 *fw_data;
519
-	u32 fw_size;
520
-	int i, j;
521
-
522
-	/* halt the MEs */
523
-	sdma_v2_4_enable(adev, false);
524
-
525
-	for (i = 0; i < adev->sdma.num_instances; i++) {
526
-		if (!adev->sdma.instance[i].fw)
527
-			return -EINVAL;
528
-		hdr = (const struct sdma_firmware_header_v1_0 *)adev->sdma.instance[i].fw->data;
529
-		amdgpu_ucode_print_sdma_hdr(&hdr->header);
530
-		fw_size = le32_to_cpu(hdr->header.ucode_size_bytes) / 4;
531
-		fw_data = (const __le32 *)
532
-			(adev->sdma.instance[i].fw->data +
533
-			 le32_to_cpu(hdr->header.ucode_array_offset_bytes));
534
-		WREG32(mmSDMA0_UCODE_ADDR + sdma_offsets[i], 0);
535
-		for (j = 0; j < fw_size; j++)
536
-			WREG32(mmSDMA0_UCODE_DATA + sdma_offsets[i], le32_to_cpup(fw_data++));
537
-		WREG32(mmSDMA0_UCODE_ADDR + sdma_offsets[i], adev->sdma.instance[i].fw_version);
538
-	}
539
-
540
-	return 0;
541
-}
542509 
543510 /**
544511  * sdma_v2_4_start - setup and start the async dma engines
....@@ -551,13 +518,6 @@
551518 static int sdma_v2_4_start(struct amdgpu_device *adev)
552519 {
553520 	int r;
554
-
555
-
556
-	if (adev->firmware.load_type == AMDGPU_FW_LOAD_DIRECT) {
557
-		r = sdma_v2_4_load_microcode(adev);
558
-		if (r)
559
-			return r;
560
-	}
561521 
562522 	/* halt the engine before programing */
563523 	sdma_v2_4_enable(adev, false);
....@@ -592,21 +552,16 @@
592552 	u64 gpu_addr;
593553 
594554 	r = amdgpu_device_wb_get(adev, &index);
595
-	if (r) {
596
-		dev_err(adev->dev, "(%d) failed to allocate wb slot\n", r);
555
+	if (r)
597556 		return r;
598
-	}
599557 
600558 	gpu_addr = adev->wb.gpu_addr + (index * 4);
601559 	tmp = 0xCAFEDEAD;
602560 	adev->wb.wb[index] = cpu_to_le32(tmp);
603561 
604562 	r = amdgpu_ring_alloc(ring, 5);
605
-	if (r) {
606
-		DRM_ERROR("amdgpu: dma failed to lock ring %d (%d).\n", ring->idx, r);
607
-		amdgpu_device_wb_free(adev, index);
608
-		return r;
609
-	}
563
+	if (r)
564
+		goto error_free_wb;
610565 
611566 	amdgpu_ring_write(ring, SDMA_PKT_HEADER_OP(SDMA_OP_WRITE) |
612567 			  SDMA_PKT_HEADER_SUB_OP(SDMA_SUBOP_WRITE_LINEAR));
....@@ -620,18 +575,14 @@
620575 		tmp = le32_to_cpu(adev->wb.wb[index]);
621576 		if (tmp == 0xDEADBEEF)
622577 			break;
623
-		DRM_UDELAY(1);
578
+		udelay(1);
624579 	}
625580 
626
-	if (i < adev->usec_timeout) {
627
-		DRM_DEBUG("ring test on %d succeeded in %d usecs\n", ring->idx, i);
628
-	} else {
629
-		DRM_ERROR("amdgpu: ring %d test failed (0x%08X)\n",
630
-			  ring->idx, tmp);
631
-		r = -EINVAL;
632
-	}
581
+	if (i >= adev->usec_timeout)
582
+		r = -ETIMEDOUT;
583
+
584
+error_free_wb:
633585 	amdgpu_device_wb_free(adev, index);
634
-
635586 	return r;
636587 }
637588 
....@@ -654,20 +605,17 @@
654605 	long r;
655606 
656607 	r = amdgpu_device_wb_get(adev, &index);
657
-	if (r) {
658
-		dev_err(adev->dev, "(%ld) failed to allocate wb slot\n", r);
608
+	if (r)
659609 		return r;
660
-	}
661610 
662611 	gpu_addr = adev->wb.gpu_addr + (index * 4);
663612 	tmp = 0xCAFEDEAD;
664613 	adev->wb.wb[index] = cpu_to_le32(tmp);
665614 	memset(&ib, 0, sizeof(ib));
666
-	r = amdgpu_ib_get(adev, NULL, 256, &ib);
667
-	if (r) {
668
-		DRM_ERROR("amdgpu: failed to get ib (%ld).\n", r);
615
+	r = amdgpu_ib_get(adev, NULL, 256,
616
+					AMDGPU_IB_POOL_DIRECT, &ib);
617
+	if (r)
669618 		goto err0;
670
-	}
671619 
672620 	ib.ptr[0] = SDMA_PKT_HEADER_OP(SDMA_OP_WRITE) |
673621 		SDMA_PKT_HEADER_SUB_OP(SDMA_SUBOP_WRITE_LINEAR);
....@@ -686,21 +634,16 @@
686634 
687635 	r = dma_fence_wait_timeout(f, false, timeout);
688636 	if (r == 0) {
689
-		DRM_ERROR("amdgpu: IB test timed out\n");
690637 		r = -ETIMEDOUT;
691638 		goto err1;
692639 	} else if (r < 0) {
693
-		DRM_ERROR("amdgpu: fence wait failed (%ld).\n", r);
694640 		goto err1;
695641 	}
696642 	tmp = le32_to_cpu(adev->wb.wb[index]);
697
-	if (tmp == 0xDEADBEEF) {
698
-		DRM_DEBUG("ib test on ring %d succeeded\n", ring->idx);
643
+	if (tmp == 0xDEADBEEF)
699644 		r = 0;
700
-	} else {
701
-		DRM_ERROR("amdgpu: ib test failed (0x%08X)\n", tmp);
645
+	else
702646 		r = -EINVAL;
703
-	}
704647 
705648 err1:
706649 	amdgpu_ib_free(adev, &ib, NULL);
....@@ -802,11 +745,11 @@
802745  */
803746 static void sdma_v2_4_ring_pad_ib(struct amdgpu_ring *ring, struct amdgpu_ib *ib)
804747 {
805
-	struct amdgpu_sdma_instance *sdma = amdgpu_get_sdma_instance(ring);
748
+	struct amdgpu_sdma_instance *sdma = amdgpu_sdma_get_instance_from_ring(ring);
806749 	u32 pad_count;
807750 	int i;
808751 
809
-	pad_count = (8 - (ib->length_dw & 0x7)) % 8;
752
+	pad_count = (-ib->length_dw) & 7;
810753 	for (i = 0; i < pad_count; i++)
811754 		if (sdma && sdma->burst_nop && (i == 0))
812755 			ib->ptr[ib->length_dw++] =
....@@ -898,19 +841,19 @@
898841 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
899842 
900843 	/* SDMA trap event */
901
-	r = amdgpu_irq_add_id(adev, AMDGPU_IH_CLIENTID_LEGACY, VISLANDS30_IV_SRCID_SDMA_TRAP,
844
+	r = amdgpu_irq_add_id(adev, AMDGPU_IRQ_CLIENTID_LEGACY, VISLANDS30_IV_SRCID_SDMA_TRAP,
902845 			      &adev->sdma.trap_irq);
903846 	if (r)
904847 		return r;
905848 
906849 	/* SDMA Privileged inst */
907
-	r = amdgpu_irq_add_id(adev, AMDGPU_IH_CLIENTID_LEGACY, 241,
850
+	r = amdgpu_irq_add_id(adev, AMDGPU_IRQ_CLIENTID_LEGACY, 241,
908851 			      &adev->sdma.illegal_inst_irq);
909852 	if (r)
910853 		return r;
911854 
912855 	/* SDMA Privileged inst */
913
-	r = amdgpu_irq_add_id(adev, AMDGPU_IH_CLIENTID_LEGACY, VISLANDS30_IV_SRCID_SDMA_SRBM_WRITE,
856
+	r = amdgpu_irq_add_id(adev, AMDGPU_IRQ_CLIENTID_LEGACY, VISLANDS30_IV_SRCID_SDMA_SRBM_WRITE,
914857 			      &adev->sdma.illegal_inst_irq);
915858 	if (r)
916859 		return r;
....@@ -929,8 +872,9 @@
929872 		r = amdgpu_ring_init(adev, ring, 1024,
930873 				     &adev->sdma.trap_irq,
931874 				     (i == 0) ?
932
-				     AMDGPU_SDMA_IRQ_TRAP0 :
933
-				     AMDGPU_SDMA_IRQ_TRAP1);
875
+				     AMDGPU_SDMA_IRQ_INSTANCE0 :
876
+				     AMDGPU_SDMA_IRQ_INSTANCE1,
877
+				     AMDGPU_RING_PRIO_DEFAULT);
934878 		if (r)
935879 			return r;
936880 	}
....@@ -1065,7 +1009,7 @@
10651009 	u32 sdma_cntl;
10661010 
10671011 	switch (type) {
1068
-	case AMDGPU_SDMA_IRQ_TRAP0:
1012
+	case AMDGPU_SDMA_IRQ_INSTANCE0:
10691013 		switch (state) {
10701014 		case AMDGPU_IRQ_STATE_DISABLE:
10711015 			sdma_cntl = RREG32(mmSDMA0_CNTL + SDMA0_REGISTER_OFFSET);
....@@ -1081,7 +1025,7 @@
10811025 			break;
10821026 		}
10831027 		break;
1084
-	case AMDGPU_SDMA_IRQ_TRAP1:
1028
+	case AMDGPU_SDMA_IRQ_INSTANCE1:
10851029 		switch (state) {
10861030 		case AMDGPU_IRQ_STATE_DISABLE:
10871031 			sdma_cntl = RREG32(mmSDMA0_CNTL + SDMA1_REGISTER_OFFSET);
....@@ -1147,8 +1091,14 @@
11471091 					      struct amdgpu_irq_src *source,
11481092 					      struct amdgpu_iv_entry *entry)
11491093 {
1094
+	u8 instance_id, queue_id;
1095
+
11501096 	DRM_ERROR("Illegal instruction in SDMA command stream\n");
1151
-	schedule_work(&adev->reset_work);
1097
+	instance_id = (entry->ring_id & 0x3) >> 0;
1098
+	queue_id = (entry->ring_id & 0xc) >> 2;
1099
+
1100
+	if (instance_id <= 1 && queue_id == 0)
1101
+		drm_sched_fault(&adev->sdma.instance[instance_id].ring.sched);
11521102 	return 0;
11531103 }
11541104 
....@@ -1250,7 +1200,8 @@
12501200 static void sdma_v2_4_emit_copy_buffer(struct amdgpu_ib *ib,
12511201 				       uint64_t src_offset,
12521202 				       uint64_t dst_offset,
1253
-				       uint32_t byte_count)
1203
+				       uint32_t byte_count,
1204
+				       bool tmz)
12541205 {
12551206 	ib->ptr[ib->length_dw++] = SDMA_PKT_HEADER_OP(SDMA_OP_COPY) |
12561207 		SDMA_PKT_HEADER_SUB_OP(SDMA_SUBOP_COPY_LINEAR);
....@@ -1296,10 +1247,8 @@
12961247 
12971248 static void sdma_v2_4_set_buffer_funcs(struct amdgpu_device *adev)
12981249 {
1299
-	if (adev->mman.buffer_funcs == NULL) {
1300
-		adev->mman.buffer_funcs = &sdma_v2_4_buffer_funcs;
1301
-		adev->mman.buffer_funcs_ring = &adev->sdma.instance[0].ring;
1302
-	}
1250
+	adev->mman.buffer_funcs = &sdma_v2_4_buffer_funcs;
1251
+	adev->mman.buffer_funcs_ring = &adev->sdma.instance[0].ring;
13031252 }
13041253 
13051254 static const struct amdgpu_vm_pte_funcs sdma_v2_4_vm_pte_funcs = {
....@@ -1314,14 +1263,12 @@
13141263 {
13151264 	unsigned i;
13161265 
1317
-	if (adev->vm_manager.vm_pte_funcs == NULL) {
1318
-		adev->vm_manager.vm_pte_funcs = &sdma_v2_4_vm_pte_funcs;
1319
-		for (i = 0; i < adev->sdma.num_instances; i++)
1320
-			adev->vm_manager.vm_pte_rings[i] =
1321
-				&adev->sdma.instance[i].ring;
1322
-
1323
-		adev->vm_manager.vm_pte_num_rings = adev->sdma.num_instances;
1266
+	adev->vm_manager.vm_pte_funcs = &sdma_v2_4_vm_pte_funcs;
1267
+	for (i = 0; i < adev->sdma.num_instances; i++) {
1268
+		adev->vm_manager.vm_pte_scheds[i] =
1269
+			&adev->sdma.instance[i].ring.sched;
13241270 	}
1271
+	adev->vm_manager.vm_pte_num_scheds = adev->sdma.num_instances;
13251272 }
13261273 
13271274 const struct amdgpu_ip_block_version sdma_v2_4_ip_block =