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Commit 921be10d authored by Ben Skeggs's avatar Ben Skeggs
Browse files

drm/nouveau/mc: implement support for PTOP interrupt routing 



Signed-off-by: default avatarBen Skeggs <bskeggs@redhat.com>
parent 583f8e4e

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

+11 −2
Original line number Diff line number Diff line
@@ -60,9 +60,18 @@ nvkm_mc_intr(struct nvkm_mc *mc, bool *handled) 
	struct nvkm_device *device = mc->subdev.device;

	struct nvkm_subdev *subdev;

	const struct nvkm_mc_map *map = mc->func->intr;

	u32 stat, intr;

	u32 stat, intr = nvkm_mc_intr_mask(mc);

	u64 subdevs;



	stat = nvkm_top_intr(device->top, intr, &subdevs);

	while (subdevs) {

		enum nvkm_devidx subidx = __ffs64(subdevs);

		subdev = nvkm_device_subdev(device, subidx);

		if (subdev)

			nvkm_subdev_intr(subdev);

		subdevs &= ~BIT_ULL(subidx);

	}



	stat = intr = nvkm_mc_intr_mask(mc);

	while (map->stat) {

		if (intr & map->stat) {

			subdev = nvkm_device_subdev(device, map->unit);