static void
nv30_prevalidate_vbufs(struct nv30_context *nv30)
{
struct pipe_vertex_buffer *vb;
struct nv04_resource *buf;
int i;
uint32_t base, size;
nv30->vbo_fifo = nv30->vbo_user = 0;
for (i = 0; i < nv30->num_vtxbufs; i++) {
vb = &nv30->vtxbuf[i];
if (!vb->stride || !vb->buffer) /* NOTE: user_buffer not implemented */
continue;
buf = nv04_resource(vb->buffer);
/* NOTE: user buffers with temporary storage count as mapped by GPU */
if (!nouveau_resource_mapped_by_gpu(vb->buffer)) {
if (nv30->vbo_push_hint) {
nv30->vbo_fifo = ~0;
continue;
} else {
if (buf->status & NOUVEAU_BUFFER_STATUS_USER_MEMORY) {
nv30->vbo_user |= 1 << i;
assert(vb->stride > vb->buffer_offset);
nv30_vbuf_range(nv30, i, &base, &size);
nouveau_user_buffer_upload(&nv30->base, buf, base, size);
} else {
nouveau_buffer_migrate(&nv30->base, buf, NOUVEAU_BO_GART);
}
nv30->base.vbo_dirty = TRUE;
}
}
}
}
static void
nv30_draw_elements(struct nv30_context *nv30, boolean shorten,
unsigned mode, unsigned start, unsigned count,
unsigned instance_count, int32_t index_bias)
{
const unsigned index_size = nv30->idxbuf.index_size;
struct nouveau_pushbuf *push = nv30->base.pushbuf;
struct nouveau_object *eng3d = nv30->screen->eng3d;
unsigned prim = nv30_prim_gl(mode);
#if 0 /*XXX*/
if (index_bias != nv30->state.index_bias) {
BEGIN_NV04(push, NV30_3D(VB_ELEMENT_BASE), 1);
PUSH_DATA (push, index_bias);
nv30->state.index_bias = index_bias;
}
#endif
if (eng3d->oclass == NV40_3D_CLASS && index_size > 1 &&
nv30->idxbuf.buffer) {
struct nv04_resource *res = nv04_resource(nv30->idxbuf.buffer);
unsigned offset = nv30->idxbuf.offset;
assert(nouveau_resource_mapped_by_gpu(&res->base));
BEGIN_NV04(push, NV30_3D(IDXBUF_OFFSET), 2);
PUSH_RESRC(push, NV30_3D(IDXBUF_OFFSET), BUFCTX_IDXBUF, res, offset,
NOUVEAU_BO_LOW | NOUVEAU_BO_RD, 0, 0);
PUSH_MTHD (push, NV30_3D(IDXBUF_FORMAT), BUFCTX_IDXBUF, res->bo,
(index_size == 2) ? 0x00000010 : 0x00000000,
res->domain | NOUVEAU_BO_RD,
0, NV30_3D_IDXBUF_FORMAT_DMA1);
BEGIN_NV04(push, NV30_3D(VERTEX_BEGIN_END), 1);
PUSH_DATA (push, prim);
while (count) {
const unsigned mpush = 2047 * 256;
unsigned npush = (count > mpush) ? mpush : count;
unsigned wpush = ((npush + 255) & ~255) >> 8;
count -= npush;
BEGIN_NI04(push, NV30_3D(VB_INDEX_BATCH), wpush);
while (npush >= 256) {
PUSH_DATA (push, 0xff000000 | start);
start += 256;
npush -= 256;
}
if (npush)
PUSH_DATA (push, ((npush - 1) << 24) | start);
}
BEGIN_NV04(push, NV30_3D(VERTEX_BEGIN_END), 1);
PUSH_DATA (push, NV30_3D_VERTEX_BEGIN_END_STOP);
PUSH_RESET(push, BUFCTX_IDXBUF);
} else {
void
nv50_constbufs_validate(struct nv50_context *nv50)
{
struct nouveau_pushbuf *push = nv50->base.pushbuf;
unsigned s;
for (s = 0; s < 3; ++s) {
unsigned p;
if (s == PIPE_SHADER_FRAGMENT)
p = NV50_3D_SET_PROGRAM_CB_PROGRAM_FRAGMENT;
else
if (s == PIPE_SHADER_GEOMETRY)
p = NV50_3D_SET_PROGRAM_CB_PROGRAM_GEOMETRY;
else
p = NV50_3D_SET_PROGRAM_CB_PROGRAM_VERTEX;
while (nv50->constbuf_dirty[s]) {
const unsigned i = (unsigned)ffs(nv50->constbuf_dirty[s]) - 1;
assert(i < NV50_MAX_PIPE_CONSTBUFS);
nv50->constbuf_dirty[s] &= ~(1 << i);
if (nv50->constbuf[s][i].user) {
const unsigned b = NV50_CB_PVP + s;
unsigned start = 0;
unsigned words = nv50->constbuf[s][0].size / 4;
if (i) {
NOUVEAU_ERR("user constbufs only supported in slot 0\n");
continue;
}
if (!nv50->state.uniform_buffer_bound[s]) {
nv50->state.uniform_buffer_bound[s] = TRUE;
BEGIN_NV04(push, NV50_3D(SET_PROGRAM_CB), 1);
PUSH_DATA (push, (b << 12) | (i << 8) | p | 1);
}
while (words) {
unsigned nr;
if (!PUSH_SPACE(push, 16))
break;
nr = PUSH_AVAIL(push);
assert(nr >= 16);
nr = MIN2(MIN2(nr - 3, words), NV04_PFIFO_MAX_PACKET_LEN);
BEGIN_NV04(push, NV50_3D(CB_ADDR), 1);
PUSH_DATA (push, (start << 8) | b);
BEGIN_NI04(push, NV50_3D(CB_DATA(0)), nr);
PUSH_DATAp(push, &nv50->constbuf[s][0].u.data[start * 4], nr);
start += nr;
words -= nr;
}
} else {
struct nv04_resource *res =
nv04_resource(nv50->constbuf[s][i].u.buf);
if (res) {
/* TODO: allocate persistent bindings */
const unsigned b = s * 16 + i;
assert(nouveau_resource_mapped_by_gpu(&res->base));
if (!nv50->constbuf[s][i].offset)
res->cb_slot = b;
BEGIN_NV04(push, NV50_3D(CB_DEF_ADDRESS_HIGH), 3);
PUSH_DATAh(push, res->address + nv50->constbuf[s][i].offset);
PUSH_DATA (push, res->address + nv50->constbuf[s][i].offset);
PUSH_DATA (push, (b << 16) |
(align(nv50->constbuf[s][i].size, 0x100) & 0xffff));
BEGIN_NV04(push, NV50_3D(SET_PROGRAM_CB), 1);
PUSH_DATA (push, (b << 12) | (i << 8) | p | 1);
BCTX_REFN(nv50->bufctx_3d, CB(s, i), res, RD);
} else {
BEGIN_NV04(push, NV50_3D(SET_PROGRAM_CB), 1);
PUSH_DATA (push, (i << 8) | p | 0);
}
if (i == 0)
nv50->state.uniform_buffer_bound[s] = FALSE;
}
}
}
}
void
nv50_constbufs_validate(struct nv50_context *nv50)
{
struct nouveau_channel *chan = nv50->screen->base.channel;
unsigned s;
for (s = 0; s < 3; ++s) {
struct nv04_resource *res;
int i;
unsigned p, b;
if (s == PIPE_SHADER_FRAGMENT)
p = NV50_3D_SET_PROGRAM_CB_PROGRAM_FRAGMENT;
else
if (s == PIPE_SHADER_GEOMETRY)
p = NV50_3D_SET_PROGRAM_CB_PROGRAM_GEOMETRY;
else
p = NV50_3D_SET_PROGRAM_CB_PROGRAM_VERTEX;
while (nv50->constbuf_dirty[s]) {
struct nouveau_bo *bo;
unsigned start = 0;
unsigned words = 0;
i = ffs(nv50->constbuf_dirty[s]) - 1;
nv50->constbuf_dirty[s] &= ~(1 << i);
res = nv04_resource(nv50->constbuf[s][i]);
if (!res) {
if (i != 0) {
BEGIN_RING(chan, RING_3D(SET_PROGRAM_CB), 1);
OUT_RING (chan, (i << 8) | p | 0);
}
continue;
}
if (i == 0) {
b = NV50_CB_PVP + s;
/* always upload GL uniforms through CB DATA */
bo = nv50->screen->uniforms;
words = res->base.width0 / 4;
} else {
b = s * 16 + i;
assert(0);
if (!nouveau_resource_mapped_by_gpu(&res->base)) {
nouveau_buffer_migrate(&nv50->base, res, NOUVEAU_BO_VRAM);
BEGIN_RING(chan, RING_3D(CODE_CB_FLUSH), 1);
OUT_RING (chan, 0);
}
MARK_RING (chan, 6, 2);
BEGIN_RING(chan, RING_3D(CB_DEF_ADDRESS_HIGH), 3);
OUT_RESRCh(chan, res, 0, NOUVEAU_BO_RD);
OUT_RESRCl(chan, res, 0, NOUVEAU_BO_RD);
OUT_RING (chan, (b << 16) | (res->base.width0 & 0xffff));
BEGIN_RING(chan, RING_3D(SET_PROGRAM_CB), 1);
OUT_RING (chan, (b << 12) | (i << 8) | p | 1);
bo = res->bo;
nv50_bufctx_add_resident(nv50, NV50_BUFCTX_CONSTANT, res,
res->domain | NOUVEAU_BO_RD);
}
if (words) {
MARK_RING(chan, 8, 1);
nouveau_bo_validate(chan, bo, res->domain | NOUVEAU_BO_WR);
}
while (words) {
unsigned nr = AVAIL_RING(chan);
if (nr < 16) {
FIRE_RING(chan);
nouveau_bo_validate(chan, bo, res->domain | NOUVEAU_BO_WR);
continue;
}
nr = MIN2(MIN2(nr - 3, words), NV04_PFIFO_MAX_PACKET_LEN);
BEGIN_RING(chan, RING_3D(CB_ADDR), 1);
OUT_RING (chan, (start << 8) | b);
BEGIN_RING_NI(chan, RING_3D(CB_DATA(0)), nr);
OUT_RINGp (chan, &res->data[start * 4], nr);
start += nr;
words -= nr;
}
}
}
}