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path: root/src/gallium/drivers/nv50/nv50_vbo.c
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Diffstat (limited to 'src/gallium/drivers/nv50/nv50_vbo.c')
-rw-r--r--src/gallium/drivers/nv50/nv50_vbo.c197
1 files changed, 168 insertions, 29 deletions
diff --git a/src/gallium/drivers/nv50/nv50_vbo.c b/src/gallium/drivers/nv50/nv50_vbo.c
index f81929f238..36f1b24b2f 100644
--- a/src/gallium/drivers/nv50/nv50_vbo.c
+++ b/src/gallium/drivers/nv50/nv50_vbo.c
@@ -49,6 +49,82 @@ nv50_prim(unsigned mode)
return NV50TCL_VERTEX_BEGIN_POINTS;
}
+static INLINE uint32_t
+nv50_vbo_type_to_hw(unsigned type)
+{
+ switch (type) {
+ case PIPE_FORMAT_TYPE_FLOAT:
+ return NV50TCL_VERTEX_ARRAY_ATTRIB_TYPE_FLOAT;
+ case PIPE_FORMAT_TYPE_UNORM:
+ return NV50TCL_VERTEX_ARRAY_ATTRIB_TYPE_UNORM;
+ case PIPE_FORMAT_TYPE_SNORM:
+ return NV50TCL_VERTEX_ARRAY_ATTRIB_TYPE_SNORM;
+ case PIPE_FORMAT_TYPE_USCALED:
+ return NV50TCL_VERTEX_ARRAY_ATTRIB_TYPE_USCALED;
+ case PIPE_FORMAT_TYPE_SSCALED:
+ return NV50TCL_VERTEX_ARRAY_ATTRIB_TYPE_SSCALED;
+ /*
+ case PIPE_FORMAT_TYPE_UINT:
+ return NV50TCL_VERTEX_ARRAY_ATTRIB_TYPE_UINT;
+ case PIPE_FORMAT_TYPE_SINT:
+ return NV50TCL_VERTEX_ARRAY_ATTRIB_TYPE_SINT; */
+ default:
+ return 0;
+ }
+}
+
+static INLINE uint32_t
+nv50_vbo_size_to_hw(unsigned size, unsigned nr_c)
+{
+ static const uint32_t hw_values[] = {
+ 0, 0, 0, 0,
+ NV50TCL_VERTEX_ARRAY_ATTRIB_SIZE_8,
+ NV50TCL_VERTEX_ARRAY_ATTRIB_SIZE_8_8,
+ NV50TCL_VERTEX_ARRAY_ATTRIB_SIZE_8_8_8,
+ NV50TCL_VERTEX_ARRAY_ATTRIB_SIZE_8_8_8_8,
+ NV50TCL_VERTEX_ARRAY_ATTRIB_SIZE_16,
+ NV50TCL_VERTEX_ARRAY_ATTRIB_SIZE_16_16,
+ NV50TCL_VERTEX_ARRAY_ATTRIB_SIZE_16_16_16,
+ NV50TCL_VERTEX_ARRAY_ATTRIB_SIZE_16_16_16_16,
+ 0, 0, 0, 0,
+ NV50TCL_VERTEX_ARRAY_ATTRIB_SIZE_32,
+ NV50TCL_VERTEX_ARRAY_ATTRIB_SIZE_32_32,
+ NV50TCL_VERTEX_ARRAY_ATTRIB_SIZE_32_32_32,
+ NV50TCL_VERTEX_ARRAY_ATTRIB_SIZE_32_32_32_32 };
+
+ /* we'd also have R11G11B10 and R10G10B10A2 */
+
+ assert(nr_c > 0 && nr_c <= 4);
+
+ if (size > 32)
+ return 0;
+ size >>= (3 - 2);
+
+ return hw_values[size + (nr_c - 1)];
+}
+
+static INLINE uint32_t
+nv50_vbo_vtxelt_to_hw(struct pipe_vertex_element *ve)
+{
+ uint32_t hw_type, hw_size;
+ enum pipe_format pf = ve->src_format;
+ unsigned size = pf_size_x(pf) << pf_exp2(pf);
+
+ hw_type = nv50_vbo_type_to_hw(pf_type(pf));
+ hw_size = nv50_vbo_size_to_hw(size, ve->nr_components);
+
+ if (!hw_type || !hw_size) {
+ NOUVEAU_ERR("unsupported vbo format: %s\n", pf_name(pf));
+ abort();
+ return 0x24e80000;
+ }
+
+ if (pf_swizzle_x(pf) == 2) /* BGRA */
+ hw_size |= (1 << 31); /* no real swizzle bits :-( */
+
+ return (hw_type | hw_size);
+}
+
boolean
nv50_draw_arrays(struct pipe_context *pipe, unsigned mode, unsigned start,
unsigned count)
@@ -139,7 +215,7 @@ nv50_draw_elements_inline_u16(struct nv50_context *nv50, uint16_t *map,
}
static INLINE void
-nv50_draw_elements_inline_u32(struct nv50_context *nv50, uint8_t *map,
+nv50_draw_elements_inline_u32(struct nv50_context *nv50, uint32_t *map,
unsigned start, unsigned count)
{
struct nouveau_channel *chan = nv50->screen->tesla->channel;
@@ -201,49 +277,101 @@ nv50_draw_elements(struct pipe_context *pipe,
return TRUE;
}
+static INLINE boolean
+nv50_vbo_static_attrib(struct nv50_context *nv50, unsigned attrib,
+ struct nouveau_stateobj **pso,
+ struct pipe_vertex_element *ve,
+ struct pipe_vertex_buffer *vb)
+
+{
+ struct nouveau_stateobj *so;
+ struct nouveau_grobj *tesla = nv50->screen->tesla;
+ struct nouveau_bo *bo = nouveau_bo(vb->buffer);
+ float *v;
+ int ret;
+ enum pipe_format pf = ve->src_format;
+
+ if ((pf_type(pf) != PIPE_FORMAT_TYPE_FLOAT) ||
+ (pf_size_x(pf) << pf_exp2(pf)) != 32)
+ return FALSE;
+
+ ret = nouveau_bo_map(bo, NOUVEAU_BO_RD);
+ if (ret)
+ return FALSE;
+ v = (float *)(bo->map + (vb->buffer_offset + ve->src_offset));
+
+ so = *pso;
+ if (!so)
+ *pso = so = so_new(nv50->vtxelt_nr * 5, 0);
+
+ switch (ve->nr_components) {
+ case 4:
+ so_method(so, tesla, NV50TCL_VTX_ATTR_4F_X(attrib), 4);
+ so_data (so, fui(v[0]));
+ so_data (so, fui(v[1]));
+ so_data (so, fui(v[2]));
+ so_data (so, fui(v[3]));
+ break;
+ case 3:
+ so_method(so, tesla, NV50TCL_VTX_ATTR_3F_X(attrib), 4);
+ so_data (so, fui(v[0]));
+ so_data (so, fui(v[1]));
+ so_data (so, fui(v[2]));
+ break;
+ case 2:
+ so_method(so, tesla, NV50TCL_VTX_ATTR_2F_X(attrib), 4);
+ so_data (so, fui(v[0]));
+ so_data (so, fui(v[1]));
+ break;
+ case 1:
+ so_method(so, tesla, NV50TCL_VTX_ATTR_1F(attrib), 4);
+ so_data (so, fui(v[0]));
+ break;
+ default:
+ nouveau_bo_unmap(bo);
+ return FALSE;
+ }
+
+ nouveau_bo_unmap(bo);
+ return TRUE;
+}
+
void
nv50_vbo_validate(struct nv50_context *nv50)
{
struct nouveau_grobj *tesla = nv50->screen->tesla;
- struct nouveau_stateobj *vtxbuf, *vtxfmt;
- int i;
+ struct nouveau_stateobj *vtxbuf, *vtxfmt, *vtxattr;
+ unsigned i;
+
+ /* don't validate if Gallium took away our buffers */
+ if (nv50->vtxbuf_nr == 0)
+ return;
- vtxbuf = so_new(nv50->vtxelt_nr * 4, nv50->vtxelt_nr * 2);
+ vtxattr = NULL;
+ vtxbuf = so_new(nv50->vtxelt_nr * 7, nv50->vtxelt_nr * 4);
vtxfmt = so_new(nv50->vtxelt_nr + 1, 0);
- so_method(vtxfmt, tesla, 0x1ac0, nv50->vtxelt_nr);
+ so_method(vtxfmt, tesla, NV50TCL_VERTEX_ARRAY_ATTRIB(0),
+ nv50->vtxelt_nr);
for (i = 0; i < nv50->vtxelt_nr; i++) {
struct pipe_vertex_element *ve = &nv50->vtxelt[i];
struct pipe_vertex_buffer *vb =
&nv50->vtxbuf[ve->vertex_buffer_index];
struct nouveau_bo *bo = nouveau_bo(vb->buffer);
+ uint32_t hw = nv50_vbo_vtxelt_to_hw(ve);
- switch (ve->src_format) {
- case PIPE_FORMAT_R32G32B32A32_FLOAT:
- so_data(vtxfmt, 0x7e080000 | i);
- break;
- case PIPE_FORMAT_R32G32B32_FLOAT:
- so_data(vtxfmt, 0x7e100000 | i);
- break;
- case PIPE_FORMAT_R32G32_FLOAT:
- so_data(vtxfmt, 0x7e200000 | i);
- break;
- case PIPE_FORMAT_R32_FLOAT:
- so_data(vtxfmt, 0x7e900000 | i);
- break;
- case PIPE_FORMAT_R8G8B8A8_UNORM:
- so_data(vtxfmt, 0x24500000 | i);
- break;
- default:
- {
- NOUVEAU_ERR("invalid vbo format %s\n",
- pf_name(ve->src_format));
- assert(0);
- return;
- }
+ if (!vb->stride &&
+ nv50_vbo_static_attrib(nv50, i, &vtxattr, ve, vb)) {
+ so_data(vtxfmt, hw | (1 << 4));
+
+ so_method(vtxbuf, tesla,
+ NV50TCL_VERTEX_ARRAY_FORMAT(i), 1);
+ so_data (vtxbuf, 0);
+ continue;
}
+ so_data(vtxfmt, hw | i);
- so_method(vtxbuf, tesla, 0x900 + (i * 16), 3);
+ so_method(vtxbuf, tesla, NV50TCL_VERTEX_ARRAY_FORMAT(i), 3);
so_data (vtxbuf, 0x20000000 | vb->stride);
so_reloc (vtxbuf, bo, vb->buffer_offset +
ve->src_offset, NOUVEAU_BO_VRAM | NOUVEAU_BO_GART |
@@ -251,11 +379,22 @@ nv50_vbo_validate(struct nv50_context *nv50)
so_reloc (vtxbuf, bo, vb->buffer_offset +
ve->src_offset, NOUVEAU_BO_VRAM | NOUVEAU_BO_GART |
NOUVEAU_BO_RD | NOUVEAU_BO_LOW, 0, 0);
+
+ /* vertex array limits */
+ so_method(vtxbuf, tesla, 0x1080 + (i * 8), 2);
+ so_reloc (vtxbuf, bo, vb->buffer->size - 1,
+ NOUVEAU_BO_VRAM | NOUVEAU_BO_GART | NOUVEAU_BO_RD |
+ NOUVEAU_BO_HIGH, 0, 0);
+ so_reloc (vtxbuf, bo, vb->buffer->size - 1,
+ NOUVEAU_BO_VRAM | NOUVEAU_BO_GART | NOUVEAU_BO_RD |
+ NOUVEAU_BO_LOW, 0, 0);
}
so_ref (vtxfmt, &nv50->state.vtxfmt);
so_ref (vtxbuf, &nv50->state.vtxbuf);
+ so_ref (vtxattr, &nv50->state.vtxattr);
so_ref (NULL, &vtxbuf);
so_ref (NULL, &vtxfmt);
+ so_ref (NULL, &vtxattr);
}
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-21 17:01:52 +0000