diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/include/nvkm/subdev/bus.h')
| -rw-r--r-- | drivers/gpu/drm/nouveau/include/nvkm/subdev/bus.h | 26 |
1 files changed, 26 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 new file mode 100644 index 000000000..ae9ad6c03 --- /dev/null +++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bus.h @@ -0,0 +1,26 @@ +/* SPDX-License-Identifier: MIT */ +#ifndef __NVKM_BUS_H__ +#define __NVKM_BUS_H__ +#include <core/subdev.h> + +struct nvkm_bus { + const struct nvkm_bus_func *func; + struct nvkm_subdev subdev; +}; + +/* interface to sequencer */ +struct nvkm_hwsq; +int nvkm_hwsq_init(struct nvkm_subdev *, struct nvkm_hwsq **); +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 **); +int nv31_bus_new(struct nvkm_device *, int, struct nvkm_bus **); +int nv50_bus_new(struct nvkm_device *, int, struct nvkm_bus **); +int g94_bus_new(struct nvkm_device *, int, struct nvkm_bus **); +int gf100_bus_new(struct nvkm_device *, int, struct nvkm_bus **); +#endif |