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#ifndef __NOUVEAU_STATEOBJ_H__
#define __NOUVEAU_STATEOBJ_H__
#include "pipe/p_util.h"
struct nouveau_stateobj_reloc {
struct pipe_buffer *bo;
unsigned offset;
unsigned packet;
unsigned data;
unsigned flags;
unsigned vor;
unsigned tor;
};
struct nouveau_stateobj {
int refcount;
unsigned *push;
struct nouveau_stateobj_reloc *reloc;
unsigned *cur;
unsigned cur_packet;
unsigned cur_reloc;
};
static INLINE struct nouveau_stateobj *
so_new(unsigned push, unsigned reloc)
{
struct nouveau_stateobj *so;
so = MALLOC(sizeof(struct nouveau_stateobj));
so->refcount = 1;
so->push = MALLOC(sizeof(unsigned) * push);
so->reloc = MALLOC(sizeof(struct nouveau_stateobj_reloc) * reloc);
so->cur = so->push;
so->cur_reloc = so->cur_packet = 0;
return so;
}
static INLINE void
so_ref(struct nouveau_stateobj *ref, struct nouveau_stateobj **pso)
{
struct nouveau_stateobj *so;
so = *pso;
if (so) {
if (--so->refcount <= 0) {
free(so->push);
free(so->reloc);
free(so);
}
*pso = NULL;
}
if (ref) {
ref->refcount++;
*pso = ref;
}
}
static INLINE void
so_data(struct nouveau_stateobj *so, unsigned data)
{
(*so->cur++) = (data);
so->cur_packet += 4;
}
static INLINE void
so_method(struct nouveau_stateobj *so, struct nouveau_grobj *gr,
unsigned mthd, unsigned size)
{
so->cur_packet = (gr->subc << 13) | (1 << 18) | (mthd - 4);
so_data(so, (gr->subc << 13) | (size << 18) | mthd);
}
static INLINE void
so_reloc(struct nouveau_stateobj *so, struct pipe_buffer *bo,
unsigned data, unsigned flags, unsigned vor, unsigned tor)
{
struct nouveau_stateobj_reloc *r = &so->reloc[so->cur_reloc++];
r->bo = bo;
r->offset = so->cur - so->push;
r->packet = so->cur_packet;
r->data = data;
r->flags = flags;
r->vor = vor;
r->tor = tor;
so_data(so, data);
}
static INLINE void
so_emit(struct nouveau_winsys *nvws, struct nouveau_stateobj *so)
{
struct nouveau_pushbuf *pb = nvws->channel->pushbuf;
unsigned nr, i;
nr = so->cur - so->push;
if (pb->remaining < nr)
nvws->push_flush(nvws->channel, nr);
pb->remaining -= nr;
memcpy(pb->cur, so->push, nr * 4);
for (i = 0; i < so->cur_reloc; i++) {
struct nouveau_stateobj_reloc *r = &so->reloc[i];
nvws->push_reloc(nvws->channel, pb->cur + r->offset, r->bo,
r->data, r->flags, r->vor, r->tor);
}
pb->cur += nr;
}
static INLINE void
so_emit_reloc_markers(struct nouveau_winsys *nvws, struct nouveau_stateobj *so)
{
struct nouveau_pushbuf *pb = nvws->channel->pushbuf;
unsigned i;
i = so->cur_reloc << 1;
if (nvws->channel->pushbuf->remaining < i)
nvws->push_flush(nvws->channel, i);
nvws->channel->pushbuf->remaining -= i;
for (i = 0; i < so->cur_reloc; i++) {
struct nouveau_stateobj_reloc *r = &so->reloc[i];
nvws->push_reloc(nvws->channel, pb->cur++, r->bo, r->packet,
(r->flags &
(NOUVEAU_BO_VRAM | NOUVEAU_BO_GART)) |
NOUVEAU_BO_DUMMY, 0, 0);
nvws->push_reloc(nvws->channel, pb->cur++, r->bo, r->data,
r->flags | NOUVEAU_BO_DUMMY, r->vor, r->tor);
}
}
#endif
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