ubuntu-linux-kernel/drivers/gpu/drm/nouveau/nvkm/engine/disp/head.h

58 lines
1.6 KiB
C

/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_DISP_HEAD_H__
#define __NVKM_DISP_HEAD_H__
#include "priv.h"
struct nvkm_head {
const struct nvkm_head_func *func;
struct nvkm_disp *disp;
int id;
struct list_head head;
struct nvkm_head_state {
u16 htotal;
u16 hsynce;
u16 hblanke;
u16 hblanks;
u16 vtotal;
u16 vsynce;
u16 vblanke;
u16 vblanks;
u32 hz;
/* Prior to GF119, these are set by the OR. */
struct {
u8 depth;
} or;
} arm, asy;
};
int nvkm_head_new_(const struct nvkm_head_func *, struct nvkm_disp *, int id);
void nvkm_head_del(struct nvkm_head **);
int nvkm_head_mthd_scanoutpos(struct nvkm_object *,
struct nvkm_head *, void *, u32);
struct nvkm_head *nvkm_head_find(struct nvkm_disp *, int id);
struct nvkm_head_func {
void (*state)(struct nvkm_head *, struct nvkm_head_state *);
void (*rgpos)(struct nvkm_head *, u16 *hline, u16 *vline);
void (*rgclk)(struct nvkm_head *, int div);
void (*vblank_get)(struct nvkm_head *);
void (*vblank_put)(struct nvkm_head *);
};
void nv50_head_rgpos(struct nvkm_head *, u16 *, u16 *);
#define HEAD_MSG(h,l,f,a...) do { \
struct nvkm_head *_h = (h); \
nvkm_##l(&_h->disp->engine.subdev, "head-%d: "f"\n", _h->id, ##a); \
} while(0)
#define HEAD_WARN(h,f,a...) HEAD_MSG((h), warn, f, ##a)
#define HEAD_DBG(h,f,a...) HEAD_MSG((h), debug, f, ##a)
int nv04_head_new(struct nvkm_disp *, int id);
int nv50_head_new(struct nvkm_disp *, int id);
int gf119_head_new(struct nvkm_disp *, int id);
#endif