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authorBen Skeggs <skeggsb@gmail.com>2008-06-16 16:29:40 +1000
committerBen Skeggs <skeggsb@gmail.com>2008-06-29 15:46:18 +1000
commitcae38d0fcc6c936d3a4dc25ca2dbef3d106d05a5 (patch)
treeb339b84bcbf744f18e80bba151fbd66af4bf8cbd /src/gallium/drivers/nv50
parentfea0b1651677444fc6c135e1a4b8ab6463a9fdf9 (diff)
nv50: abuse constbuf upload for program upload
Diffstat (limited to 'src/gallium/drivers/nv50')
-rw-r--r--src/gallium/drivers/nv50/nv50_context.h1
-rw-r--r--src/gallium/drivers/nv50/nv50_program.c50
2 files changed, 39 insertions, 12 deletions
diff --git a/src/gallium/drivers/nv50/nv50_context.h b/src/gallium/drivers/nv50/nv50_context.h
index 5214ce1a69..cbb473410a 100644
--- a/src/gallium/drivers/nv50/nv50_context.h
+++ b/src/gallium/drivers/nv50/nv50_context.h
@@ -30,6 +30,7 @@
#define NV50_CB_PGP 3
#define NV50_CB_TIC 4
#define NV50_CB_TSC 5
+#define NV50_CB_PUPLOAD 6
#define NV50_NEW_BLEND (1 << 0)
#define NV50_NEW_ZSA (1 << 1)
diff --git a/src/gallium/drivers/nv50/nv50_program.c b/src/gallium/drivers/nv50/nv50_program.c
index 2fe60ad51f..2cf6275730 100644
--- a/src/gallium/drivers/nv50/nv50_program.c
+++ b/src/gallium/drivers/nv50/nv50_program.c
@@ -1494,8 +1494,10 @@ nv50_program_validate_code(struct nv50_context *nv50, struct nv50_program *p)
{
struct pipe_winsys *ws = nv50->pipe.winsys;
struct nv50_program_exec *e;
+ struct nouveau_stateobj *so;
+ const unsigned flags = NOUVEAU_BO_VRAM | NOUVEAU_BO_WR;
+ unsigned start, count, *up, *ptr;
boolean upload = FALSE;
- unsigned *map;
if (!p->buffer) {
p->buffer = ws->buffer_create(ws, 0x100, 0, p->exec_size * 4);
@@ -1522,20 +1524,44 @@ nv50_program_validate_code(struct nv50_context *nv50, struct nv50_program *p)
if (!upload)
return FALSE;
- map = ws->buffer_map(ws, p->buffer, PIPE_BUFFER_USAGE_CPU_WRITE);
+ up = ptr = MALLOC(p->exec_size * 4);
for (e = p->exec_head; e; e = e->next) {
-#ifdef NV50_PROGRAM_DUMP
- NOUVEAU_ERR("0x%08x\n", e->inst[0]);
-#endif
- *(map++) = e->inst[0];
- if (is_long(e)) {
-#ifdef NV50_PROGRAM_DUMP
- NOUVEAU_ERR("0x%08x\n", e->inst[1]);
-#endif
- *(map++) = e->inst[1];
+ *(ptr++) = e->inst[0];
+ if (is_long(e))
+ *(ptr++) = e->inst[1];
+ }
+
+ so = so_new(3,2);
+ so_method(so, nv50->screen->tesla, 0x1280, 3);
+ so_reloc (so, p->buffer, 0, flags | NOUVEAU_BO_HIGH, 0, 0);
+ so_reloc (so, p->buffer, 0, flags | NOUVEAU_BO_LOW, 0, 0);
+ so_data (so, (NV50_CB_PUPLOAD << 16) | 0x0800); //(p->exec_size * 4));
+
+ start = 0; count = p->exec_size;
+ while (count) {
+ struct nouveau_winsys *nvws = nv50->screen->nvws;
+ unsigned nr;
+
+ so_emit(nvws, so);
+
+ nr = MIN2(count, 2047);
+ nr = MIN2(nvws->channel->pushbuf->remaining, nr);
+ if (nvws->channel->pushbuf->remaining < (nr + 3)) {
+ FIRE_RING(NULL);
+ continue;
}
+
+ BEGIN_RING(tesla, 0x0f00, 1);
+ OUT_RING ((start << 8) | NV50_CB_PUPLOAD);
+ BEGIN_RING(tesla, 0x40000f04, nr);
+ OUT_RINGp (up + start, nr);
+
+ start += nr;
+ count -= nr;
}
- ws->buffer_unmap(ws, p->buffer);
+
+ FREE(up);
+ so_ref(NULL, &so);
}
void