struct nvfx_context *nvfx = nvfx_context(pipe);
struct nvfx_screen *screen = nvfx->screen;
struct nouveau_channel *chan = screen->base.channel;
struct nvfx_context *nvfx = nvfx_context(pipe);
struct nvfx_screen *screen = nvfx->screen;
struct nouveau_channel *chan = screen->base.channel;