diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/include/nvkm/subdev/vga.h')
| -rw-r--r-- | drivers/gpu/drm/nouveau/include/nvkm/subdev/vga.h | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/vga.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/vga.h new file mode 100644 index 000000000000..fee09ad818e4 --- /dev/null +++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/vga.h @@ -0,0 +1,30 @@ +#ifndef __NOUVEAU_VGA_H__ +#define __NOUVEAU_VGA_H__ + +#include <core/os.h> + +/* access to various legacy io ports */ +u8 nv_rdport(void *obj, int head, u16 port); +void nv_wrport(void *obj, int head, u16 port, u8 value); + +/* VGA Sequencer */ +u8 nv_rdvgas(void *obj, int head, u8 index); +void nv_wrvgas(void *obj, int head, u8 index, u8 value); + +/* VGA Graphics */ +u8 nv_rdvgag(void *obj, int head, u8 index); +void nv_wrvgag(void *obj, int head, u8 index, u8 value); + +/* VGA CRTC */ +u8 nv_rdvgac(void *obj, int head, u8 index); +void nv_wrvgac(void *obj, int head, u8 index, u8 value); + +/* VGA indexed port access dispatcher */ +u8 nv_rdvgai(void *obj, int head, u16 port, u8 index); +void nv_wrvgai(void *obj, int head, u16 port, u8 index, u8 value); + +bool nv_lockvgac(void *obj, bool lock); +u8 nv_rdvgaowner(void *obj); +void nv_wrvgaowner(void *obj, u8); + +#endif |