nv50_fifo_chan 4 drivers/gpu/drm/nouveau/nvkm/engine/fifo/channv50.h #define nv50_fifo_chan(p) container_of((p), struct nv50_fifo_chan, base) nv50_fifo_chan 8 drivers/gpu/drm/nouveau/nvkm/engine/fifo/channv50.h struct nv50_fifo_chan {