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#ifndef __NOUVEAU_STATEOBJ_H__
#define __NOUVEAU_STATEOBJ_H__
#include "util/u_debug.h"
struct nouveau_stateobj_reloc {
struct nouveau_bo *bo;
unsigned offset;
unsigned packet;
unsigned data;
unsigned flags;
unsigned vor;
unsigned tor;
};
struct nouveau_stateobj {
struct pipe_reference reference;
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));
pipe_reference_init(&so->reference, 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 = *pso;
int i;
if (pipe_reference(&(*pso)->reference, &ref->reference)) {
free(so->push);
for (i = 0; i < so->cur_reloc; i++)
nouveau_bo_ref(NULL, &so->reloc[i].bo);
free(so->reloc);
free(so);
}
*pso = ref;
}
static INLINE void
so_data(struct nouveau_stateobj *so, unsigned data)
{
(*so->cur++) = (data);
so->cur_packet += 4;
}
static INLINE void
so_datap(struct nouveau_stateobj *so, unsigned *data, unsigned size)
{
so->cur_packet += (4 * size);
while (size--)
(*so->cur++) = (*data++);
}
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 nouveau_bo *bo,
unsigned data, unsigned flags, unsigned vor, unsigned tor)
{
struct nouveau_stateobj_reloc *r = &so->reloc[so->cur_reloc++];
r->bo = NULL;
nouveau_bo_ref(bo, &r->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);
}
/* Determine if this buffer object is referenced by this state object. */
static INLINE boolean
so_bo_is_reloc(struct nouveau_stateobj *so, struct nouveau_bo *bo)
{
int i;
for (i = 0; i < so->cur_reloc; i++)
if (so->reloc[i].bo == bo)
return true;
return false;
}
static INLINE void
so_dump(struct nouveau_stateobj *so)
{
unsigned i, nr = so->cur - so->push;
for (i = 0; i < nr; i++)
debug_printf("+0x%04x: 0x%08x\n", i, so->push[i]);
}
static INLINE void
so_emit(struct nouveau_channel *chan, struct nouveau_stateobj *so)
{
struct nouveau_pushbuf *pb = chan->pushbuf;
unsigned nr, i;
int ret = 0;
nr = so->cur - so->push;
/* This will flush if we need space.
* We don't actually need the marker.
*/
if ((ret = nouveau_pushbuf_marker_emit(chan, nr, so->cur_reloc))) {
debug_printf("so_emit failed marker emit with error %d\n", ret);
return;
}
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];
if ((ret = nouveau_pushbuf_emit_reloc(chan, pb->cur + r->offset,
r->bo, r->data, 0, r->flags,
r->vor, r->tor))) {
debug_printf("so_emit failed reloc with error %d\n", ret);
goto out;
}
}
out:
pb->cur += nr;
}
static INLINE void
so_emit_reloc_markers(struct nouveau_channel *chan, struct nouveau_stateobj *so)
{
struct nouveau_pushbuf *pb = chan->pushbuf;
unsigned i;
int ret = 0;
if (!so)
return;
i = so->cur_reloc << 1;
/* This will flush if we need space.
* We don't actually need the marker.
*/
if ((ret = nouveau_pushbuf_marker_emit(chan, i, i))) {
debug_printf("so_emit_reloc_markers failed marker emit with" \
"error %d\n", ret);
return;
}
pb->remaining -= i;
for (i = 0; i < so->cur_reloc; i++) {
struct nouveau_stateobj_reloc *r = &so->reloc[i];
if ((ret = nouveau_pushbuf_emit_reloc(chan, pb->cur++, r->bo,
r->packet, 0,
(r->flags & (NOUVEAU_BO_VRAM |
NOUVEAU_BO_GART |
NOUVEAU_BO_RDWR)) |
NOUVEAU_BO_DUMMY, 0, 0))) {
debug_printf("so_emit_reloc_markers failed reloc" \
"with error %d\n", ret);
pb->remaining += ((so->cur_reloc - i) << 1);
return;
}
if ((ret = nouveau_pushbuf_emit_reloc(chan, pb->cur++, r->bo,
r->data, 0,
r->flags | NOUVEAU_BO_DUMMY,
r->vor, r->tor))) {
debug_printf("so_emit_reloc_markers failed reloc" \
"with error %d\n", ret);
pb->remaining += ((so->cur_reloc - i) << 1) - 1;
return;
}
}
}
#endif
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