Release 4.18 drivers/gpu/drm/nouveau/include/nvif/fifo.h

#ifndef __NVIF_FIFO_H__

#define __NVIF_FIFO_H__
#include <nvif/device.h>

/* Returns mask of runlists that support a NV_DEVICE_INFO_ENGINE_* type. */
u64 nvif_fifo_runlist(struct nvif_device *, u64 engine);

/* CE-supporting runlists (excluding GRCE, if others exist). */

static inline u64

nvif_fifo_runlist_ce(struct nvif_device *device)
{
	u64 runmgr = nvif_fifo_runlist(device, NV_DEVICE_INFO_ENGINE_GR);
	u64 runmce = nvif_fifo_runlist(device, NV_DEVICE_INFO_ENGINE_CE);
	if (runmce && !(runmce &= ~runmgr))
		runmce = runmgr;
	return runmce;
}
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#endif
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Directory: drivers/gpu/drm/nouveau/include/nvif

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