summaryrefslogtreecommitdiffstats
path: root/src/gallium/drivers/nv40/nv40_vbo.c
diff options
context:
space:
mode:
Diffstat (limited to 'src/gallium/drivers/nv40/nv40_vbo.c')
-rw-r--r--src/gallium/drivers/nv40/nv40_vbo.c246
1 files changed, 122 insertions, 124 deletions
diff --git a/src/gallium/drivers/nv40/nv40_vbo.c b/src/gallium/drivers/nv40/nv40_vbo.c
index 753c2fe64b9..b5faf06291c 100644
--- a/src/gallium/drivers/nv40/nv40_vbo.c
+++ b/src/gallium/drivers/nv40/nv40_vbo.c
@@ -40,6 +40,43 @@ nv40_vbo_type(uint format)
}
static boolean
+nv40_vbo_set_idxbuf(struct nv40_context *nv40, struct pipe_buffer *ib,
+ unsigned ib_size)
+{
+ unsigned type;
+
+ if (!ib) {
+ nv40->pipe_state.idxbuf = NULL;
+ nv40->pipe_state.idxbuf_format = 0xdeadbeef;
+ return FALSE;
+ }
+
+ /* No support for 8bit indices, no support at all on 0x4497 chips */
+ if (nv40->hw->curie->grclass == NV44TCL || ib_size == 1)
+ return FALSE;
+
+ switch (ib_size) {
+ case 2:
+ type = NV40TCL_IDXBUF_FORMAT_TYPE_U16;
+ break;
+ case 4:
+ type = NV40TCL_IDXBUF_FORMAT_TYPE_U32;
+ break;
+ default:
+ return FALSE;
+ }
+
+ if (ib != nv40->pipe_state.idxbuf ||
+ type != nv40->pipe_state.idxbuf_format) {
+ nv40->dirty |= NV40_NEW_ARRAYS;
+ nv40->pipe_state.idxbuf = ib;
+ nv40->pipe_state.idxbuf_format = type;
+ }
+
+ return TRUE;
+}
+
+static boolean
nv40_vbo_static_attrib(struct nv40_context *nv40, int attrib,
struct pipe_vertex_element *ve,
struct pipe_vertex_buffer *vb)
@@ -101,104 +138,15 @@ nv40_vbo_static_attrib(struct nv40_context *nv40, int attrib,
return TRUE;
}
-static void
-nv40_vbo_arrays_update(struct nv40_context *nv40, struct pipe_buffer *ib,
- unsigned ib_format)
-{
- struct nv40_vertex_program *vp = nv40->pipe_state.vertprog;
- struct nouveau_stateobj *vtxbuf, *vtxfmt;
- unsigned inputs, hw, num_hw;
- unsigned vb_flags = NOUVEAU_BO_VRAM | NOUVEAU_BO_GART | NOUVEAU_BO_RD;
-
- inputs = vp->ir;
- for (hw = 0; hw < 16 && inputs; hw++) {
- if (inputs & (1 << hw)) {
- num_hw = hw;
- inputs &= ~(1 << hw);
- }
- }
- num_hw++;
-
- vtxbuf = so_new(20, 18);
- so_method(vtxbuf, nv40->hw->curie, NV40TCL_VTXBUF_ADDRESS(0), num_hw);
- vtxfmt = so_new(17, 0);
- so_method(vtxfmt, nv40->hw->curie, NV40TCL_VTXFMT(0), num_hw);
-
- inputs = vp->ir;
- for (hw = 0; hw < num_hw; hw++) {
- struct pipe_vertex_element *ve;
- struct pipe_vertex_buffer *vb;
-
- if (!(inputs & (1 << hw))) {
- so_data(vtxbuf, 0);
- so_data(vtxfmt, NV40TCL_VTXFMT_TYPE_FLOAT);
- continue;
- }
-
- ve = &nv40->vtxelt[hw];
- vb = &nv40->vtxbuf[ve->vertex_buffer_index];
-
- if (!vb->pitch && nv40_vbo_static_attrib(nv40, hw, ve, vb)) {
- so_data(vtxbuf, 0);
- so_data(vtxfmt, NV40TCL_VTXFMT_TYPE_FLOAT);
- continue;
- }
-
- so_reloc(vtxbuf, vb->buffer, vb->buffer_offset + ve->src_offset,
- vb_flags | NOUVEAU_BO_LOW | NOUVEAU_BO_OR,
- 0, NV40TCL_VTXBUF_ADDRESS_DMA1);
- so_data (vtxfmt, ((vb->pitch << NV40TCL_VTXFMT_STRIDE_SHIFT) |
- (nv40_vbo_ncomp(ve->src_format) <<
- NV40TCL_VTXFMT_SIZE_SHIFT) |
- nv40_vbo_type(ve->src_format)));
- }
-
- if (ib) {
- so_method(vtxbuf, nv40->hw->curie, NV40TCL_IDXBUF_ADDRESS, 2);
- so_reloc (vtxbuf, ib, 0, vb_flags | NOUVEAU_BO_LOW, 0, 0);
- so_reloc (vtxbuf, ib, ib_format, vb_flags | NOUVEAU_BO_OR,
- 0, NV40TCL_IDXBUF_FORMAT_DMA1);
- }
-
- so_emit(nv40->nvws, vtxfmt);
- so_emit(nv40->nvws, vtxbuf);
- so_ref (vtxbuf, &nv40->so_vtxbuf);
- so_ref (NULL, &vtxfmt);
-}
-
-static boolean
-nv40_vbo_validate_state(struct nv40_context *nv40,
- struct pipe_buffer *ib, unsigned ib_format)
-{
- unsigned vdn = nv40->dirty & NV40_NEW_ARRAYS;
-
- nv40_emit_hw_state(nv40);
- if (vdn || ib) {
- nv40_vbo_arrays_update(nv40, ib, ib_format);
- nv40->dirty &= ~NV40_NEW_ARRAYS;
- }
-
- so_emit_reloc_markers(nv40->nvws, nv40->so_vtxbuf);
-
- BEGIN_RING(curie, 0x1710, 1);
- OUT_RING (0); /* vtx cache flush */
-
- return TRUE;
-}
-
boolean
nv40_draw_arrays(struct pipe_context *pipe, unsigned mode, unsigned start,
unsigned count)
{
struct nv40_context *nv40 = nv40_context(pipe);
unsigned nr;
- boolean ret;
- ret = nv40_vbo_validate_state(nv40, NULL, 0);
- if (!ret) {
- NOUVEAU_ERR("state validate failed\n");
- return FALSE;
- }
+ nv40_vbo_set_idxbuf(nv40, NULL, 0);
+ nv40_emit_hw_state(nv40);
BEGIN_RING(curie, NV40TCL_BEGIN_END, 1);
OUT_RING (nvgl_primitive(mode));
@@ -305,14 +253,9 @@ nv40_draw_elements_inline(struct pipe_context *pipe,
{
struct nv40_context *nv40 = nv40_context(pipe);
struct pipe_winsys *ws = pipe->winsys;
- boolean ret;
void *map;
- ret = nv40_vbo_validate_state(nv40, NULL, 0);
- if (!ret) {
- NOUVEAU_ERR("state validate failed\n");
- return FALSE;
- }
+ nv40_emit_hw_state(nv40);
map = ws->buffer_map(ws, ib, PIPE_BUFFER_USAGE_CPU_READ);
if (!ib) {
@@ -348,30 +291,12 @@ nv40_draw_elements_inline(struct pipe_context *pipe,
static boolean
nv40_draw_elements_vbo(struct pipe_context *pipe,
- struct pipe_buffer *ib, unsigned ib_size,
unsigned mode, unsigned start, unsigned count)
{
struct nv40_context *nv40 = nv40_context(pipe);
- unsigned nr, type;
- boolean ret;
-
- switch (ib_size) {
- case 2:
- type = NV40TCL_IDXBUF_FORMAT_TYPE_U16;
- break;
- case 4:
- type = NV40TCL_IDXBUF_FORMAT_TYPE_U32;
- break;
- default:
- NOUVEAU_ERR("invalid idxbuf fmt %d\n", ib_size);
- return FALSE;
- }
+ unsigned nr;
- ret = nv40_vbo_validate_state(nv40, ib, type);
- if (!ret) {
- NOUVEAU_ERR("failed state validation\n");
- return FALSE;
- }
+ nv40_emit_hw_state(nv40);
BEGIN_RING(curie, NV40TCL_BEGIN_END, 1);
OUT_RING (nvgl_primitive(mode));
@@ -409,19 +334,92 @@ nv40_draw_elements(struct pipe_context *pipe,
{
struct nv40_context *nv40 = nv40_context(pipe);
- /* 0x4497 doesn't support real index buffers, and there doesn't appear
- * to be support on any chipset for 8-bit indices.
- */
- if (nv40->hw->curie->grclass == NV44TCL || indexSize == 1) {
+ if (nv40_vbo_set_idxbuf(nv40, indexBuffer, indexSize)) {
+ nv40_draw_elements_vbo(pipe, mode, start, count);
+ } else {
nv40_draw_elements_inline(pipe, indexBuffer, indexSize,
mode, start, count);
- } else {
- nv40_draw_elements_vbo(pipe, indexBuffer, indexSize,
- mode, start, count);
}
pipe->flush(pipe, 0);
return TRUE;
}
+static boolean
+nv40_vbo_validate(struct nv40_context *nv40)
+{
+ struct nv40_vertex_program *vp = nv40->pipe_state.vertprog;
+ struct nouveau_stateobj *vtxbuf, *vtxfmt;
+ struct pipe_buffer *ib = nv40->pipe_state.idxbuf;
+ unsigned ib_format = nv40->pipe_state.idxbuf_format;
+ unsigned inputs, hw, num_hw;
+ unsigned vb_flags = NOUVEAU_BO_VRAM | NOUVEAU_BO_GART | NOUVEAU_BO_RD;
+
+ inputs = vp->ir;
+ for (hw = 0; hw < 16 && inputs; hw++) {
+ if (inputs & (1 << hw)) {
+ num_hw = hw;
+ inputs &= ~(1 << hw);
+ }
+ }
+ num_hw++;
+
+ vtxbuf = so_new(20, 18);
+ so_method(vtxbuf, nv40->hw->curie, NV40TCL_VTXBUF_ADDRESS(0), num_hw);
+ vtxfmt = so_new(17, 0);
+ so_method(vtxfmt, nv40->hw->curie, NV40TCL_VTXFMT(0), num_hw);
+
+ inputs = vp->ir;
+ for (hw = 0; hw < num_hw; hw++) {
+ struct pipe_vertex_element *ve;
+ struct pipe_vertex_buffer *vb;
+
+ if (!(inputs & (1 << hw))) {
+ so_data(vtxbuf, 0);
+ so_data(vtxfmt, NV40TCL_VTXFMT_TYPE_FLOAT);
+ continue;
+ }
+
+ ve = &nv40->vtxelt[hw];
+ vb = &nv40->vtxbuf[ve->vertex_buffer_index];
+
+ if (!vb->pitch && nv40_vbo_static_attrib(nv40, hw, ve, vb)) {
+ so_data(vtxbuf, 0);
+ so_data(vtxfmt, NV40TCL_VTXFMT_TYPE_FLOAT);
+ continue;
+ }
+
+ so_reloc(vtxbuf, vb->buffer, vb->buffer_offset + ve->src_offset,
+ vb_flags | NOUVEAU_BO_LOW | NOUVEAU_BO_OR,
+ 0, NV40TCL_VTXBUF_ADDRESS_DMA1);
+ so_data (vtxfmt, ((vb->pitch << NV40TCL_VTXFMT_STRIDE_SHIFT) |
+ (nv40_vbo_ncomp(ve->src_format) <<
+ NV40TCL_VTXFMT_SIZE_SHIFT) |
+ nv40_vbo_type(ve->src_format)));
+ }
+
+ if (ib) {
+ so_method(vtxbuf, nv40->hw->curie, NV40TCL_IDXBUF_ADDRESS, 2);
+ so_reloc (vtxbuf, ib, 0, vb_flags | NOUVEAU_BO_LOW, 0, 0);
+ so_reloc (vtxbuf, ib, ib_format, vb_flags | NOUVEAU_BO_OR,
+ 0, NV40TCL_IDXBUF_FORMAT_DMA1);
+ }
+
+ so_method(vtxbuf, nv40->hw->curie, 0x1710, 1);
+ so_data (vtxbuf, 0);
+
+ so_ref(vtxbuf, &nv40->state.hw[NV40_STATE_VTXBUF]);
+ nv40->state.dirty |= (1ULL << NV40_STATE_VTXBUF);
+ so_ref(vtxfmt, &nv40->state.hw[NV40_STATE_VTXFMT]);
+ nv40->state.dirty |= (1ULL << NV40_STATE_VTXFMT);
+ return FALSE;
+}
+
+struct nv40_state_entry nv40_state_vbo = {
+ .validate = nv40_vbo_validate,
+ .dirty = {
+ .pipe = NV40_NEW_ARRAYS,
+ .hw = 0,
+ }
+};
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-12 06:50:04 +0000