2 * Copyright 2018 Red Hat Inc.
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24 #include <subdev/mmu.h>
27 gp100_fault_buffer_fini(struct nvkm_fault_buffer *buffer)
29 struct nvkm_device *device = buffer->fault->subdev.device;
30 nvkm_mask(device, 0x002a70, 0x00000001, 0x00000000);
34 gp100_fault_buffer_init(struct nvkm_fault_buffer *buffer)
36 struct nvkm_device *device = buffer->fault->subdev.device;
37 nvkm_wr32(device, 0x002a74, upper_32_bits(buffer->vma->addr));
38 nvkm_wr32(device, 0x002a70, lower_32_bits(buffer->vma->addr));
39 nvkm_mask(device, 0x002a70, 0x00000001, 0x00000001);
43 gp100_fault_buffer_entries(struct nvkm_fault_buffer *buffer)
45 return nvkm_rd32(buffer->fault->subdev.device, 0x002a78);
49 gp100_fault_intr(struct nvkm_fault *fault)
51 nvkm_event_send(&fault->event, 1, 0, NULL, 0);
54 static const struct nvkm_fault_func
56 .intr = gp100_fault_intr,
58 .buffer.entry_size = 32,
59 .buffer.entries = gp100_fault_buffer_entries,
60 .buffer.init = gp100_fault_buffer_init,
61 .buffer.fini = gp100_fault_buffer_fini,
65 gp100_fault_new(struct nvkm_device *device, int index,
66 struct nvkm_fault **pfault)
68 return nvkm_fault_new_(&gp100_fault, device, index, pfault);