diff options
| author | Roy Spliet <rspliet@eclipso.eu> | 2015-09-30 02:23:51 +0300 |
|---|---|---|
| committer | Ben Skeggs <bskeggs@redhat.com> | 2015-11-03 08:02:18 +0300 |
| commit | 271c27665c2d2f719a2fca6a3530a82984f22cca (patch) | |
| tree | df6a58d0c215da5ef7136f989fbc31f8554960e5 /drivers/gpu/drm/nouveau/include | |
| parent | 4d9faafa0fdda2f4ba04b5cdffc0af1bab2312f4 (diff) | |
| download | linux-271c27665c2d2f719a2fca6a3530a82984f22cca.tar.xz | |
drm/nouveau/bus/hwsq: Implement VBLANK waiting heuristic
Avoids waiting for VBLANKS that never arrive on headless or otherwise
unconventional set-ups. Strategy taken from MEMX.
Signed-off-by: Roy Spliet <rspliet@eclipso.eu>
Tested-by: Pierre Moreau <pierre.morrow@free.fr>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/nouveau/include')
| -rw-r--r-- | drivers/gpu/drm/nouveau/include/nvkm/subdev/bus.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/bus.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bus.h index 6a04d9c07944..33a057c334f2 100644 --- a/drivers/gpu/drm/nouveau/include/nvkm/subdev/bus.h +++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bus.h @@ -14,6 +14,7 @@ int nvkm_hwsq_fini(struct nvkm_hwsq **, bool exec); void nvkm_hwsq_wr32(struct nvkm_hwsq *, u32 addr, u32 data); void nvkm_hwsq_setf(struct nvkm_hwsq *, u8 flag, int data); void nvkm_hwsq_wait(struct nvkm_hwsq *, u8 flag, u8 data); +void nvkm_hwsq_wait_vblank(struct nvkm_hwsq *); void nvkm_hwsq_nsec(struct nvkm_hwsq *, u32 nsec); int nv04_bus_new(struct nvkm_device *, int, struct nvkm_bus **); |