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Commit 13416077 authored by Ben Skeggs's avatar Ben Skeggs
Browse files

drm/nouveau/top: add function to translate subdev index to mmu fault id 



Signed-off-by: default avatarBen Skeggs <bskeggs@redhat.com>
parent 6845c313

drivers/gpu/drm/nouveau/include/nvkm/subdev/top.h

+1 −0
Original line number Diff line number Diff line
@@ -11,6 +11,7 @@ struct nvkm_top { 
u32 nvkm_top_reset(struct nvkm_device *, enum nvkm_devidx);

u32 nvkm_top_intr(struct nvkm_device *, u32 intr, u64 *subdevs);

u32 nvkm_top_intr_mask(struct nvkm_device *, enum nvkm_devidx);

int nvkm_top_fault_id(struct nvkm_device *, enum nvkm_devidx);

enum nvkm_devidx nvkm_top_fault(struct nvkm_device *, int fault);

enum nvkm_devidx nvkm_top_engine(struct nvkm_device *, int, int *runl, int *engn);

drivers/gpu/drm/nouveau/nvkm/subdev/top/base.c

+14 −0
Original line number Diff line number Diff line
@@ -95,6 +95,20 @@ nvkm_top_intr(struct nvkm_device *device, u32 intr, u64 *psubdevs) 
	return intr & ~handled;

}



int

nvkm_top_fault_id(struct nvkm_device *device, enum nvkm_devidx devidx)

{

	struct nvkm_top *top = device->top;

	struct nvkm_top_device *info;



	list_for_each_entry(info, &top->device, head) {

		if (info->index == devidx && info->fault >= 0)

			return info->fault;

	}



	return -ENOENT;

}



enum nvkm_devidx

nvkm_top_fault(struct nvkm_device *device, int fault)

{