diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/nvkm/engine/fifo/base.c')
| -rw-r--r-- | drivers/gpu/drm/nouveau/nvkm/engine/fifo/base.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/base.c b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/base.c index abce1ecfd4d4..5ea9a2ff0663 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/base.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/base.c @@ -35,6 +35,22 @@ #include <nvif/cl0080.h> #include <nvif/unpack.h> +bool +nvkm_fifo_ctxsw_in_progress(struct nvkm_engine *engine) +{ + struct nvkm_runl *runl; + struct nvkm_engn *engn; + + nvkm_runl_foreach(runl, engine->subdev.device->fifo) { + nvkm_runl_foreach_engn(engn, runl) { + if (engn->engine == engine) + return engn->func->chsw ? engn->func->chsw(engn) : false; + } + } + + return false; +} + void nvkm_fifo_pause(struct nvkm_fifo *fifo, unsigned long *flags) { |