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2024-05-11 04dd17822334871b23ea2862f7798fb0e0007777

 kernel/drivers/gpu/drm/nouveau/nvkm/subdev/fault/gp100.c
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@@ -21,31 +21,48 @@
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  */
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 #include "priv.h"
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-#include <subdev/mmu.h>
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+#include <core/memory.h>
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+#include <subdev/mc.h>
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-static void
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+#include <nvif/class.h>
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+
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+void
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+gp100_fault_buffer_intr(struct nvkm_fault_buffer *buffer, bool enable)
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+{
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+	struct nvkm_device *device = buffer->fault->subdev.device;
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+	nvkm_mc_intr_mask(device, NVKM_SUBDEV_FAULT, enable);
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+}
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+
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+void
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 gp100_fault_buffer_fini(struct nvkm_fault_buffer *buffer)
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 {
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 	struct nvkm_device *device = buffer->fault->subdev.device;
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 	nvkm_mask(device, 0x002a70, 0x00000001, 0x00000000);
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 }
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-static void
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+void
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 gp100_fault_buffer_init(struct nvkm_fault_buffer *buffer)
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 {
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 	struct nvkm_device *device = buffer->fault->subdev.device;
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-	nvkm_wr32(device, 0x002a74, upper_32_bits(buffer->vma->addr));
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-	nvkm_wr32(device, 0x002a70, lower_32_bits(buffer->vma->addr));
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+	nvkm_wr32(device, 0x002a74, upper_32_bits(buffer->addr));
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+	nvkm_wr32(device, 0x002a70, lower_32_bits(buffer->addr));
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 	nvkm_mask(device, 0x002a70, 0x00000001, 0x00000001);
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 }
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-static u32
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-gp100_fault_buffer_entries(struct nvkm_fault_buffer *buffer)
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+u64 gp100_fault_buffer_pin(struct nvkm_fault_buffer *buffer)
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 {
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-	return nvkm_rd32(buffer->fault->subdev.device, 0x002a78);
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+	return nvkm_memory_bar2(buffer->mem);
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 }
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-static void
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+void
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+gp100_fault_buffer_info(struct nvkm_fault_buffer *buffer)
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+{
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+	buffer->entries = nvkm_rd32(buffer->fault->subdev.device, 0x002a78);
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+	buffer->get = 0x002a7c;
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+	buffer->put = 0x002a80;
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+}
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+
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+void
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 gp100_fault_intr(struct nvkm_fault *fault)
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 {
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 	nvkm_event_send(&fault->event, 1, 0, NULL, 0);
..
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@@ -56,9 +73,12 @@
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 	.intr = gp100_fault_intr,
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 	.buffer.nr = 1,
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 	.buffer.entry_size = 32,
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-	.buffer.entries = gp100_fault_buffer_entries,
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+	.buffer.info = gp100_fault_buffer_info,
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+	.buffer.pin = gp100_fault_buffer_pin,
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 	.buffer.init = gp100_fault_buffer_init,
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 	.buffer.fini = gp100_fault_buffer_fini,
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+	.buffer.intr = gp100_fault_buffer_intr,
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+	.user = { { 0, 0, MAXWELL_FAULT_BUFFER_A }, 0 },
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 };
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 int