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#ifndef NOUVEAU_WINSYS_H
#define NOUVEAU_WINSYS_H
#include <stdint.h>
#include <inttypes.h>
#include "pipe/p_defines.h"
#include <nouveau.h>
#ifndef NV04_PFIFO_MAX_PACKET_LEN
#define NV04_PFIFO_MAX_PACKET_LEN 2047
#endif
#define NOUVEAU_MIN_BUFFER_MAP_ALIGN 64
#define NOUVEAU_MIN_BUFFER_MAP_ALIGN_MASK (NOUVEAU_MIN_BUFFER_MAP_ALIGN - 1)
static inline uint32_t
PUSH_AVAIL(struct nouveau_pushbuf *push)
{
return push->end - push->cur;
}
static inline bool
PUSH_SPACE(struct nouveau_pushbuf *push, uint32_t size)
{
/* Provide a buffer so that fences always have room to be emitted */
size += 8;
if (PUSH_AVAIL(push) < size)
return nouveau_pushbuf_space(push, size, 0, 0) == 0;
return true;
}
static inline void
PUSH_DATA(struct nouveau_pushbuf *push, uint32_t data)
{
*push->cur++ = data;
}
static inline void
PUSH_DATAp(struct nouveau_pushbuf *push, const void *data, uint32_t size)
{
memcpy(push->cur, data, size * 4);
push->cur += size;
}
static inline void
PUSH_DATAf(struct nouveau_pushbuf *push, float f)
{
union { float f; uint32_t i; } u;
u.f = f;
PUSH_DATA(push, u.i);
}
static inline void
PUSH_KICK(struct nouveau_pushbuf *push)
{
nouveau_pushbuf_kick(push, push->channel);
}
#define NOUVEAU_RESOURCE_FLAG_LINEAR (PIPE_RESOURCE_FLAG_DRV_PRIV << 0)
#define NOUVEAU_RESOURCE_FLAG_DRV_PRIV (PIPE_RESOURCE_FLAG_DRV_PRIV << 1)
static inline uint32_t
nouveau_screen_transfer_flags(unsigned pipe)
{
uint32_t flags = 0;
if (!(pipe & PIPE_TRANSFER_UNSYNCHRONIZED)) {
if (pipe & PIPE_TRANSFER_READ)
flags |= NOUVEAU_BO_RD;
if (pipe & PIPE_TRANSFER_WRITE)
flags |= NOUVEAU_BO_WR;
if (pipe & PIPE_TRANSFER_DONTBLOCK)
flags |= NOUVEAU_BO_NOBLOCK;
}
return flags;
}
extern struct nouveau_screen *
nv30_screen_create(struct nouveau_device *);
extern struct nouveau_screen *
nv50_screen_create(struct nouveau_device *);
extern struct nouveau_screen *
nvc0_screen_create(struct nouveau_device *);
#endif
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