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path: root/src/gallium/drivers/nvfx/nvfx_push.c
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Diffstat (limited to 'src/gallium/drivers/nvfx/nvfx_push.c')
-rw-r--r--src/gallium/drivers/nvfx/nvfx_push.c431
1 files changed, 0 insertions, 431 deletions
diff --git a/src/gallium/drivers/nvfx/nvfx_push.c b/src/gallium/drivers/nvfx/nvfx_push.c
deleted file mode 100644
index 6391741a2e5..00000000000
--- a/src/gallium/drivers/nvfx/nvfx_push.c
+++ /dev/null
@@ -1,431 +0,0 @@
-#include "pipe/p_context.h"
-#include "pipe/p_state.h"
-#include "util/u_inlines.h"
-#include "util/u_format.h"
-#include "util/u_split_prim.h"
-#include "translate/translate.h"
-
-#include "nvfx_context.h"
-#include "nvfx_resource.h"
-
-struct push_context {
- struct nouveau_channel* chan;
- struct nouveau_grobj *eng3d;
-
- void *idxbuf;
- int32_t idxbias;
-
- float edgeflag;
- int edgeflag_attr;
-
- unsigned vertex_length;
- unsigned max_vertices_per_packet;
-
- struct translate* translate;
-};
-
-static void
-emit_edgeflag(void *priv, boolean enabled)
-{
- struct push_context* ctx = priv;
- struct nouveau_grobj *eng3d = ctx->eng3d;
- struct nouveau_channel *chan = ctx->chan;
-
- BEGIN_RING(chan, eng3d, NV30_3D_EDGEFLAG, 1);
- OUT_RING(chan, enabled ? 1 : 0);
-}
-
-static void
-emit_vertices_lookup8(void *priv, unsigned start, unsigned count)
-{
- struct push_context *ctx = priv;
- struct nouveau_grobj *eng3d = ctx->eng3d;
- uint8_t* elts = (uint8_t*)ctx->idxbuf + start;
-
- while(count)
- {
- unsigned push = MIN2(count, ctx->max_vertices_per_packet);
- unsigned length = push * ctx->vertex_length;
-
- BEGIN_RING_NI(ctx->chan, eng3d, NV30_3D_VERTEX_DATA, length);
- ctx->translate->run_elts8(ctx->translate, elts, push, 0, ctx->chan->cur);
- ctx->chan->cur += length;
-
- count -= push;
- elts += push;
- }
-}
-
-static void
-emit_vertices_lookup16(void *priv, unsigned start, unsigned count)
-{
- struct push_context *ctx = priv;
- struct nouveau_grobj *eng3d = ctx->eng3d;
- uint16_t* elts = (uint16_t*)ctx->idxbuf + start;
-
- while(count)
- {
- unsigned push = MIN2(count, ctx->max_vertices_per_packet);
- unsigned length = push * ctx->vertex_length;
-
- BEGIN_RING_NI(ctx->chan, eng3d, NV30_3D_VERTEX_DATA, length);
- ctx->translate->run_elts16(ctx->translate, elts, push, 0, ctx->chan->cur);
- ctx->chan->cur += length;
-
- count -= push;
- elts += push;
- }
-}
-
-static void
-emit_vertices_lookup32(void *priv, unsigned start, unsigned count)
-{
- struct push_context *ctx = priv;
- struct nouveau_grobj *eng3d = ctx->eng3d;
- uint32_t* elts = (uint32_t*)ctx->idxbuf + start;
-
- while(count)
- {
- unsigned push = MIN2(count, ctx->max_vertices_per_packet);
- unsigned length = push * ctx->vertex_length;
-
- BEGIN_RING_NI(ctx->chan, eng3d, NV30_3D_VERTEX_DATA, length);
- ctx->translate->run_elts(ctx->translate, elts, push, 0, ctx->chan->cur);
- ctx->chan->cur += length;
-
- count -= push;
- elts += push;
- }
-}
-
-static void
-emit_vertices(void *priv, unsigned start, unsigned count)
-{
- struct push_context *ctx = priv;
- struct nouveau_grobj *eng3d = ctx->eng3d;
-
- while(count)
- {
- unsigned push = MIN2(count, ctx->max_vertices_per_packet);
- unsigned length = push * ctx->vertex_length;
-
- BEGIN_RING_NI(ctx->chan, eng3d, NV30_3D_VERTEX_DATA, length);
- ctx->translate->run(ctx->translate, start, push, 0, ctx->chan->cur);
- ctx->chan->cur += length;
-
- count -= push;
- start += push;
- }
-}
-
-static void
-emit_ranges(void* priv, unsigned start, unsigned vc, unsigned reg)
-{
- struct push_context* ctx = priv;
- struct nouveau_grobj *eng3d = ctx->eng3d;
- struct nouveau_channel *chan = ctx->chan;
- unsigned nr = (vc & 0xff);
- if (nr) {
- BEGIN_RING(chan, eng3d, reg, 1);
- OUT_RING (chan, ((nr - 1) << 24) | start);
- start += nr;
- }
-
- nr = vc >> 8;
- while (nr) {
- unsigned push = nr > 2047 ? 2047 : nr;
-
- nr -= push;
-
- BEGIN_RING_NI(chan, eng3d, reg, push);
- while (push--) {
- OUT_RING(chan, ((0x100 - 1) << 24) | start);
- start += 0x100;
- }
- }
-}
-
-static void
-emit_ib_ranges(void* priv, unsigned start, unsigned vc)
-{
- emit_ranges(priv, start, vc, NV30_3D_VB_INDEX_BATCH);
-}
-
-static void
-emit_vb_ranges(void* priv, unsigned start, unsigned vc)
-{
- emit_ranges(priv, start, vc, NV30_3D_VB_VERTEX_BATCH);
-}
-
-static INLINE void
-emit_elt8(void* priv, unsigned start, unsigned vc)
-{
- struct push_context* ctx = priv;
- struct nouveau_grobj *eng3d = ctx->eng3d;
- struct nouveau_channel *chan = ctx->chan;
- uint8_t *elts = (uint8_t *)ctx->idxbuf + start;
- int idxbias = ctx->idxbias;
-
- if (vc & 1) {
- BEGIN_RING(chan, eng3d, NV30_3D_VB_ELEMENT_U32, 1);
- OUT_RING (chan, elts[0]);
- elts++; vc--;
- }
-
- while (vc) {
- unsigned i;
- unsigned push = MIN2(vc, 2047 * 2);
-
- BEGIN_RING_NI(chan, eng3d, NV30_3D_VB_ELEMENT_U16, push >> 1);
- for (i = 0; i < push; i+=2)
- OUT_RING(chan, ((elts[i+1] + idxbias) << 16) | (elts[i] + idxbias));
-
- vc -= push;
- elts += push;
- }
-}
-
-static INLINE void
-emit_elt16(void* priv, unsigned start, unsigned vc)
-{
- struct push_context* ctx = priv;
- struct nouveau_grobj *eng3d = ctx->eng3d;
- struct nouveau_channel *chan = ctx->chan;
- uint16_t *elts = (uint16_t *)ctx->idxbuf + start;
- int idxbias = ctx->idxbias;
-
- if (vc & 1) {
- BEGIN_RING(chan, eng3d, NV30_3D_VB_ELEMENT_U32, 1);
- OUT_RING (chan, elts[0]);
- elts++; vc--;
- }
-
- while (vc) {
- unsigned i;
- unsigned push = MIN2(vc, 2047 * 2);
-
- BEGIN_RING_NI(chan, eng3d, NV30_3D_VB_ELEMENT_U16, push >> 1);
- for (i = 0; i < push; i+=2)
- OUT_RING(chan, ((elts[i+1] + idxbias) << 16) | (elts[i] + idxbias));
-
- vc -= push;
- elts += push;
- }
-}
-
-static INLINE void
-emit_elt32(void* priv, unsigned start, unsigned vc)
-{
- struct push_context* ctx = priv;
- struct nouveau_grobj *eng3d = ctx->eng3d;
- struct nouveau_channel *chan = ctx->chan;
- uint32_t *elts = (uint32_t *)ctx->idxbuf + start;
- int idxbias = ctx->idxbias;
-
- while (vc) {
- unsigned push = MIN2(vc, 2047);
-
- BEGIN_RING_NI(chan, eng3d, NV30_3D_VB_ELEMENT_U32, push);
- if(idxbias)
- {
- for(unsigned i = 0; i < push; ++i)
- OUT_RING(chan, elts[i] + idxbias);
- }
- else
- OUT_RINGp(chan, elts, push);
-
- vc -= push;
- elts += push;
- }
-}
-
-void
-nvfx_push_vbo(struct pipe_context *pipe, const struct pipe_draw_info *info)
-{
- struct nvfx_context *nvfx = nvfx_context(pipe);
- struct nouveau_channel *chan = nvfx->screen->base.channel;
- struct nouveau_grobj *eng3d = nvfx->screen->eng3d;
- struct push_context ctx;
- struct util_split_prim s;
- unsigned instances_left = info->instance_count;
- int vtx_value;
- unsigned hw_mode = nvgl_primitive(info->mode);
- int i;
- struct
- {
- uint8_t* map;
- unsigned step;
- } per_instance[16];
- unsigned p_overhead = 64 /* magic fix */
- + 4 /* begin/end */
- + 4; /* potential edgeflag enable/disable */
-
- ctx.chan = nvfx->screen->base.channel;
- ctx.eng3d = nvfx->screen->eng3d;
- ctx.translate = nvfx->vtxelt->translate;
- ctx.idxbuf = NULL;
- ctx.vertex_length = nvfx->vtxelt->vertex_length;
- ctx.max_vertices_per_packet = nvfx->vtxelt->max_vertices_per_packet;
- ctx.edgeflag = 0.5f;
- // TODO: figure out if we really want to handle this, and do so in that case
- ctx.edgeflag_attr = 0xff; // nvfx->vertprog->cfg.edgeflag_in;
-
- if(!nvfx->use_vertex_buffers)
- {
- for(i = 0; i < nvfx->vtxelt->num_per_vertex_buffer_infos; ++i)
- {
- struct nvfx_per_vertex_buffer_info* vbi = &nvfx->vtxelt->per_vertex_buffer_info[i];
- struct pipe_vertex_buffer *vb = &nvfx->vtxbuf[vbi->vertex_buffer_index];
- uint8_t* data = nvfx_buffer(vb->buffer)->data + vb->buffer_offset;
- if(info->indexed)
- data += info->index_bias * vb->stride;
- ctx.translate->set_buffer(ctx.translate, i, data, vb->stride, ~0);
- }
-
- if(ctx.edgeflag_attr < 16)
- vtx_value = -(ctx.vertex_length + 3); /* vertex data and edgeflag header and value */
- else
- {
- p_overhead += 1; /* initial vertex_data header */
- vtx_value = -ctx.vertex_length; /* vertex data and edgeflag header and value */
- }
-
- if (info->indexed) {
- // XXX: this case and is broken and probably need a new VTX_ATTR push path
- if (nvfx->idxbuf.index_size == 1)
- s.emit = emit_vertices_lookup8;
- else if (nvfx->idxbuf.index_size == 2)
- s.emit = emit_vertices_lookup16;
- else
- s.emit = emit_vertices_lookup32;
- } else
- s.emit = emit_vertices;
- }
- else
- {
- if(!info->indexed || nvfx->use_index_buffer)
- {
- s.emit = info->indexed ? emit_ib_ranges : emit_vb_ranges;
- p_overhead += 3;
- vtx_value = 0;
- }
- else if (nvfx->idxbuf.index_size == 4)
- {
- s.emit = emit_elt32;
- p_overhead += 1;
- vtx_value = 8;
- }
- else
- {
- s.emit = (nvfx->idxbuf.index_size == 2) ? emit_elt16 : emit_elt8;
- p_overhead += 3;
- vtx_value = 7;
- }
- }
-
- ctx.idxbias = info->index_bias;
- if(nvfx->use_vertex_buffers)
- ctx.idxbias -= nvfx->base_vertex;
-
- /* map index buffer, if present */
- if (info->indexed && !nvfx->use_index_buffer)
- ctx.idxbuf = nvfx_buffer(nvfx->idxbuf.buffer)->data + nvfx->idxbuf.offset;
-
- s.priv = &ctx;
- s.edge = emit_edgeflag;
-
- for (i = 0; i < nvfx->vtxelt->num_per_instance; ++i)
- {
- struct nvfx_per_instance_element *ve = &nvfx->vtxelt->per_instance[i];
- struct pipe_vertex_buffer *vb = &nvfx->vtxbuf[ve->base.vertex_buffer_index];
- float v[4];
- per_instance[i].step = info->start_instance % ve->instance_divisor;
- per_instance[i].map = nvfx_buffer(vb->buffer)->data + vb->buffer_offset + ve->base.src_offset;
-
- nvfx->vtxelt->per_instance[i].base.fetch_rgba_float(v, per_instance[i].map, 0, 0);
-
- nvfx_emit_vtx_attr(chan, eng3d,
- nvfx->vtxelt->per_instance[i].base.idx, v,
- nvfx->vtxelt->per_instance[i].base.ncomp);
- }
-
- /* per-instance loop */
- while (instances_left--) {
- int max_verts;
- boolean done;
-
- util_split_prim_init(&s, info->mode, info->start, info->count);
- nvfx_state_emit(nvfx);
- for(;;) {
- max_verts = AVAIL_RING(chan);
- max_verts -= p_overhead;
-
- /* if vtx_value < 0, each vertex is -vtx_value words long
- * otherwise, each vertex is 2^(vtx_value) / 255 words long (this is an approximation)
- */
- if(vtx_value < 0)
- {
- max_verts /= -vtx_value;
- max_verts -= (max_verts >> 10); /* vertex data headers */
- }
- else
- {
- if(max_verts >= (1 << 23)) /* avoid overflow here */
- max_verts = (1 << 23);
- max_verts = (max_verts * 255) >> vtx_value;
- }
-
- //printf("avail %u max_verts %u\n", AVAIL_RING(chan), max_verts);
-
- if(max_verts >= 16)
- {
- /* XXX: any command a lot of times seems to (mostly) fix corruption that would otherwise happen */
- /* this seems to cause issues on nv3x, and also be unneeded there */
- if(nvfx->is_nv4x)
- {
- int i;
- for(i = 0; i < 32; ++i)
- {
- BEGIN_RING(chan, eng3d,
- 0x1dac, 1);
- OUT_RING(chan, 0);
- }
- }
-
- BEGIN_RING(chan, eng3d,
- NV30_3D_VERTEX_BEGIN_END, 1);
- OUT_RING(chan, hw_mode);
- done = util_split_prim_next(&s, max_verts);
- BEGIN_RING(chan, eng3d,
- NV30_3D_VERTEX_BEGIN_END, 1);
- OUT_RING(chan, 0);
-
- if(done)
- break;
- }
-
- FIRE_RING(chan);
- nvfx_state_emit(nvfx);
- }
-
- /* set data for the next instance, if any changed */
- for (i = 0; i < nvfx->vtxelt->num_per_instance; ++i)
- {
- struct nvfx_per_instance_element *ve = &nvfx->vtxelt->per_instance[i];
- struct pipe_vertex_buffer *vb = &nvfx->vtxbuf[ve->base.vertex_buffer_index];
-
- if(++per_instance[i].step == ve->instance_divisor)
- {
- float v[4];
- per_instance[i].map += vb->stride;
- per_instance[i].step = 0;
-
- nvfx->vtxelt->per_instance[i].base.fetch_rgba_float(v, per_instance[i].map, 0, 0);
- nvfx_emit_vtx_attr(chan, eng3d,
- nvfx->vtxelt->per_instance[i].base.idx,
- v,
- nvfx->vtxelt->per_instance[i].base.ncomp);
- }
- }
- }
-}
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