linux_dsm_epyc7002/drivers/gpu/drm/nouveau/dispnv50/wndw.h
Ben Skeggs 9d6c2fe191 drm/nouveau/kms/nv50-: allow specification of valid heads for a window
This will be required to support Volta, where window ID != head.

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2018-05-18 15:01:28 +10:00

77 lines
2.2 KiB
C

#ifndef __NV50_KMS_WNDW_H__
#define __NV50_KMS_WNDW_H__
#define nv50_wndw(p) container_of((p), struct nv50_wndw, plane)
#include "disp.h"
#include "atom.h"
#include <nvif/notify.h>
struct nv50_wndw_ctxdma {
struct list_head head;
struct nvif_object object;
};
struct nv50_wndw {
const struct nv50_wndw_func *func;
const struct nv50_wimm_func *immd;
int id;
struct {
struct nvif_object *parent;
struct list_head list;
} ctxdma;
struct drm_plane plane;
struct nv50_dmac wndw;
struct nv50_dmac wimm;
struct nvif_notify notify;
u16 ntfy;
u16 sema;
u32 data;
};
int nv50_wndw_new_(const struct nv50_wndw_func *, struct drm_device *,
enum drm_plane_type, const char *name, int index,
const u32 *format, u32 heads, struct nv50_wndw **);
void nv50_wndw_init(struct nv50_wndw *);
void nv50_wndw_fini(struct nv50_wndw *);
u32 nv50_wndw_flush_set(struct nv50_wndw *, u32 interlock,
struct nv50_wndw_atom *);
u32 nv50_wndw_flush_clr(struct nv50_wndw *, u32 interlock, bool flush,
struct nv50_wndw_atom *);
void nv50_wndw_ntfy_enable(struct nv50_wndw *, struct nv50_wndw_atom *);
int nv50_wndw_wait_armed(struct nv50_wndw *, struct nv50_wndw_atom *);
struct nv50_wndw_func {
int (*acquire)(struct nv50_wndw *, struct nv50_wndw_atom *asyw,
struct nv50_head_atom *asyh);
void (*release)(struct nv50_wndw *, struct nv50_wndw_atom *asyw,
struct nv50_head_atom *asyh);
void (*prepare)(struct nv50_wndw *, struct nv50_head_atom *asyh,
struct nv50_wndw_atom *asyw);
void (*sema_set)(struct nv50_wndw *, struct nv50_wndw_atom *);
void (*sema_clr)(struct nv50_wndw *);
void (*ntfy_reset)(struct nouveau_bo *, u32 offset);
void (*ntfy_set)(struct nv50_wndw *, struct nv50_wndw_atom *);
void (*ntfy_clr)(struct nv50_wndw *);
int (*ntfy_wait_begun)(struct nouveau_bo *, u32 offset,
struct nvif_device *);
void (*image_set)(struct nv50_wndw *, struct nv50_wndw_atom *);
void (*image_clr)(struct nv50_wndw *);
void (*lut)(struct nv50_wndw *, struct nv50_wndw_atom *);
u32 (*update)(struct nv50_wndw *, u32 interlock);
};
extern const struct drm_plane_funcs nv50_wndw;
struct nv50_wimm_func {
void (*point)(struct nv50_wndw *, struct nv50_wndw_atom *);
u32 (*update)(struct nv50_wndw *, u32 interlock);
};
#endif