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- /* SPDX-License-Identifier: GPL-2.0 */
- #ifndef __NOUVEAU_VGA_H__
- #define __NOUVEAU_VGA_H__
- #include <core/subdev.h>
- /* access to various legacy io ports */
- u8 nvkm_rdport(struct nvkm_device *, int head, u16 port);
- void nvkm_wrport(struct nvkm_device *, int head, u16 port, u8 value);
- /* VGA Sequencer */
- u8 nvkm_rdvgas(struct nvkm_device *, int head, u8 index);
- void nvkm_wrvgas(struct nvkm_device *, int head, u8 index, u8 value);
- /* VGA Graphics */
- u8 nvkm_rdvgag(struct nvkm_device *, int head, u8 index);
- void nvkm_wrvgag(struct nvkm_device *, int head, u8 index, u8 value);
- /* VGA CRTC */
- u8 nvkm_rdvgac(struct nvkm_device *, int head, u8 index);
- void nvkm_wrvgac(struct nvkm_device *, int head, u8 index, u8 value);
- /* VGA indexed port access dispatcher */
- u8 nvkm_rdvgai(struct nvkm_device *, int head, u16 port, u8 index);
- void nvkm_wrvgai(struct nvkm_device *, int head, u16 port, u8 index, u8 value);
- bool nvkm_lockvgac(struct nvkm_device *, bool lock);
- u8 nvkm_rdvgaowner(struct nvkm_device *);
- void nvkm_wrvgaowner(struct nvkm_device *, u8);
- #endif
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