LXR linux/drivers/gpu/drm/nouveau/include/nvif/fifo.h

   1#ifndef __NVIF_FIFO_H__
   2#define __NVIF_FIFO_H__
   3#include <nvif/device.h>
   4
   5/* Returns mask of runlists that support a NV_DEVICE_INFO_ENGINE_* type. */
   6u64 nvif_fifo_runlist(struct nvif_device *, u64 engine);
   7
   8/* CE-supporting runlists (excluding GRCE, if others exist). */
   9static inline u64
  10nvif_fifo_runlist_ce(struct nvif_device *device)
  11{
  12        u64 runmgr = nvif_fifo_runlist(device, NV_DEVICE_INFO_ENGINE_GR);
  13        u64 runmce = nvif_fifo_runlist(device, NV_DEVICE_INFO_ENGINE_CE);
  14        if (runmce && !(runmce &= ~runmgr))
  15                runmce = runmgr;
  16        return runmce;
  17}
  18#endif
  19