drm/amdgpu: add sdma 4_x interrupts printing

Add VM_HOLE/DOORBELL_INVALID_BE/POLL_TIMEOUT/SRBMWRITE
interrupt info printing.

Signed-off-by: Feifei Xu <[e-mail]>
Reviewed-by: Hawking Zhang <[e-mail]>
Signed-off-by: Alex Deucher <[e-mail]>

drivers/gpu/drm/amd/amdgpu/amdgpu_sdma.h

···
 	struct amdgpu_irq_src	trap_irq;
 	struct amdgpu_irq_src	illegal_inst_irq;
 	struct amdgpu_irq_src	ecc_irq;
+	struct amdgpu_irq_src	vm_hole_irq;
+	struct amdgpu_irq_src	doorbell_invalid_irq;
+	struct amdgpu_irq_src	pool_timeout_irq;
+	struct amdgpu_irq_src	srbm_write_irq;
+
 	int			num_instances;
 	uint32_t                    srbm_soft_reset;
 	bool			has_page_queue;

drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c

···
 			return r;
 	}
 
+	/* SDMA VM_HOLE/DOORBELL_INV/POLL_TIMEOUT/SRBM_WRITE_PROTECTION event*/
+	for (i = 0; i < adev->sdma.num_instances; i++) {
+		r = amdgpu_irq_add_id(adev, sdma_v4_0_seq_to_irq_id(i),
+				      SDMA0_4_0__SRCID__SDMA_VM_HOLE,
+				      &adev->sdma.vm_hole_irq);
+		if (r)
+			return r;
+
+		r = amdgpu_irq_add_id(adev, sdma_v4_0_seq_to_irq_id(i),
+				      SDMA0_4_0__SRCID__SDMA_DOORBELL_INVALID,
+				      &adev->sdma.doorbell_invalid_irq);
+		if (r)
+			return r;
+
+		r = amdgpu_irq_add_id(adev, sdma_v4_0_seq_to_irq_id(i),
+				      SDMA0_4_0__SRCID__SDMA_POLL_TIMEOUT,
+				      &adev->sdma.pool_timeout_irq);
+		if (r)
+			return r;
+
+		r = amdgpu_irq_add_id(adev, sdma_v4_0_seq_to_irq_id(i),
+				      SDMA0_4_0__SRCID__SDMA_SRBMWRITE,
+				      &adev->sdma.srbm_write_irq);
+		if (r)
+			return r;
+	}
+
 	for (i = 0; i < adev->sdma.num_instances; i++) {
 		ring = &adev->sdma.instance[i].ring;
 		ring->ring_obj = NULL;
···
 		       state == AMDGPU_IRQ_STATE_ENABLE ? 1 : 0);
 	WREG32_SDMA(type, mmSDMA0_EDC_CONFIG, sdma_edc_config);
 
+	return 0;
+}
+
+static int sdma_v4_0_print_iv_entry(struct amdgpu_device *adev,
+					      struct amdgpu_iv_entry *entry)
+{
+	int instance;
+	struct amdgpu_task_info task_info;
+	u64 addr;
+
+	instance = sdma_v4_0_irq_id_to_seq(entry->client_id);
+	if (instance < 0 || instance >= adev->sdma.num_instances) {
+		dev_err(adev->dev, "sdma instance invalid %d\n", instance);
+		return -EINVAL;
+	}
+
+	addr = (u64)entry->src_data[0] << 12;
+	addr |= ((u64)entry->src_data[1] & 0xf) << 44;
+
+	memset(&task_info, 0, sizeof(struct amdgpu_task_info));
+	amdgpu_vm_get_task_info(adev, entry->pasid, &task_info);
+
+	dev_info(adev->dev,
+		   "[sdma%d] address:0x%016llx src_id:%u ring:%u vmid:%u "
+		   "pasid:%u, for process %s pid %d thread %s pid %d\n",
+		   instance, addr, entry->src_id, entry->ring_id, entry->vmid,
+		   entry->pasid, task_info.process_name, task_info.tgid,
+		   task_info.task_name, task_info.pid);
+	return 0;
+}
+
+static int sdma_v4_0_process_vm_hole_irq(struct amdgpu_device *adev,
+					      struct amdgpu_irq_src *source,
+					      struct amdgpu_iv_entry *entry)
+{
+	dev_err(adev->dev, "MC or SEM address in VM hole\n");
+	sdma_v4_0_print_iv_entry(adev, entry);
+	return 0;
+}
+
+static int sdma_v4_0_process_doorbell_invalid_irq(struct amdgpu_device *adev,
+					      struct amdgpu_irq_src *source,
+					      struct amdgpu_iv_entry *entry)
+{
+	dev_err(adev->dev, "SDMA received a doorbell from BIF with byte_enable !=0xff\n");
+	sdma_v4_0_print_iv_entry(adev, entry);
+	return 0;
+}
+
+static int sdma_v4_0_process_pool_timeout_irq(struct amdgpu_device *adev,
+					      struct amdgpu_irq_src *source,
+					      struct amdgpu_iv_entry *entry)
+{
+	dev_err(adev->dev,
+		"Polling register/memory timeout executing POLL_REG/MEM with finite timer\n");
+	sdma_v4_0_print_iv_entry(adev, entry);
+	return 0;
+}
+
+static int sdma_v4_0_process_srbm_write_irq(struct amdgpu_device *adev,
+					      struct amdgpu_irq_src *source,
+					      struct amdgpu_iv_entry *entry)
+{
+	dev_err(adev->dev,
+		"SDMA gets an Register Write SRBM_WRITE command in non-privilege command buffer\n");
+	sdma_v4_0_print_iv_entry(adev, entry);
 	return 0;
 }
 
···
 	.process = amdgpu_sdma_process_ecc_irq,
 };
 
+static const struct amdgpu_irq_src_funcs sdma_v4_0_vm_hole_irq_funcs = {
+	.process = sdma_v4_0_process_vm_hole_irq,
+};
 
+static const struct amdgpu_irq_src_funcs sdma_v4_0_doorbell_invalid_irq_funcs = {
+	.process = sdma_v4_0_process_doorbell_invalid_irq,
+};
+
+static const struct amdgpu_irq_src_funcs sdma_v4_0_pool_timeout_irq_funcs = {
+	.process = sdma_v4_0_process_pool_timeout_irq,
+};
+
+static const struct amdgpu_irq_src_funcs sdma_v4_0_srbm_write_irq_funcs = {
+	.process = sdma_v4_0_process_srbm_write_irq,
+};
 
 static void sdma_v4_0_set_irq_funcs(struct amdgpu_device *adev)
 {
···
 	case 8:
 		adev->sdma.trap_irq.num_types = AMDGPU_SDMA_IRQ_LAST;
 		adev->sdma.ecc_irq.num_types = AMDGPU_SDMA_IRQ_LAST;
+		adev->sdma.vm_hole_irq.num_types = AMDGPU_SDMA_IRQ_INSTANCE5;
+		adev->sdma.doorbell_invalid_irq.num_types = AMDGPU_SDMA_IRQ_LAST;
+		adev->sdma.pool_timeout_irq.num_types = AMDGPU_SDMA_IRQ_LAST;
+		adev->sdma.srbm_write_irq.num_types = AMDGPU_SDMA_IRQ_LAST;
 		break;
 	case 2:
 	default:
···
 	adev->sdma.trap_irq.funcs = &sdma_v4_0_trap_irq_funcs;
 	adev->sdma.illegal_inst_irq.funcs = &sdma_v4_0_illegal_inst_irq_funcs;
 	adev->sdma.ecc_irq.funcs = &sdma_v4_0_ecc_irq_funcs;
+	adev->sdma.vm_hole_irq.funcs = &sdma_v4_0_vm_hole_irq_funcs;
+	adev->sdma.doorbell_invalid_irq.funcs = &sdma_v4_0_doorbell_invalid_irq_funcs;
+	adev->sdma.pool_timeout_irq.funcs = &sdma_v4_0_pool_timeout_irq_funcs;
+	adev->sdma.srbm_write_irq.funcs = &sdma_v4_0_srbm_write_irq_funcs;
 }
 
 /**