diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/gallium/drivers/freedreno/freedreno_context.h | 16 | ||||
| -rw-r--r-- | src/gallium/drivers/freedreno/freedreno_draw.c | 15 | ||||
| -rw-r--r-- | src/gallium/drivers/freedreno/freedreno_resource.c | 2 | ||||
| -rw-r--r-- | src/gallium/drivers/freedreno/freedreno_state.c | 65 |
4 files changed, 95 insertions, 3 deletions
diff --git a/src/gallium/drivers/freedreno/freedreno_context.h b/src/gallium/drivers/freedreno/freedreno_context.h index bc5267aa96e..cc585af1b3f 100644 --- a/src/gallium/drivers/freedreno/freedreno_context.h +++ b/src/gallium/drivers/freedreno/freedreno_context.h @@ -82,6 +82,20 @@ struct fd_vertex_stateobj { unsigned num_elements; }; +struct fd_streamout_stateobj { + struct pipe_stream_output_target *targets[PIPE_MAX_SO_BUFFERS]; + unsigned num_targets; + /* Track offset from vtxcnt for streamout data. This counter + * is just incremented by # of vertices on each draw until + * reset or new streamout buffer bound. + * + * When we eventually have GS, the CPU won't actually know the + * number of vertices per draw, so I think we'll have to do + * something more clever. + */ + unsigned offsets[PIPE_MAX_SO_BUFFERS]; +}; + /* group together the vertex and vertexbuf state.. for ease of passing * around, and because various internal operations (gmem<->mem, etc) * need their own vertex state: @@ -319,6 +333,7 @@ struct fd_context { FD_DIRTY_VTXBUF = (1 << 15), FD_DIRTY_INDEXBUF = (1 << 16), FD_DIRTY_SCISSOR = (1 << 17), + FD_DIRTY_STREAMOUT = (1 << 18), } dirty; struct pipe_blend_state *blend; @@ -339,6 +354,7 @@ struct fd_context { struct pipe_viewport_state viewport; struct fd_constbuf_stateobj constbuf[PIPE_SHADER_TYPES]; struct pipe_index_buffer indexbuf; + struct fd_streamout_stateobj streamout; /* GMEM/tile handling fxns: */ void (*emit_tile_init)(struct fd_context *ctx); diff --git a/src/gallium/drivers/freedreno/freedreno_draw.c b/src/gallium/drivers/freedreno/freedreno_draw.c index ae75b3efdcc..f88654063fa 100644 --- a/src/gallium/drivers/freedreno/freedreno_draw.c +++ b/src/gallium/drivers/freedreno/freedreno_draw.c @@ -62,7 +62,7 @@ fd_draw_vbo(struct pipe_context *pctx, const struct pipe_draw_info *info) struct fd_context *ctx = fd_context(pctx); struct pipe_framebuffer_state *pfb = &ctx->framebuffer; struct pipe_scissor_state *scissor = fd_context_get_scissor(ctx); - unsigned i, buffers = 0; + unsigned i, prims, buffers = 0; /* if we supported transform feedback, we'd have to disable this: */ if (((scissor->maxx - scissor->minx) * @@ -144,11 +144,17 @@ fd_draw_vbo(struct pipe_context *pctx, const struct pipe_draw_info *info) if (ctx->fragtex.textures[i]) resource_used(ctx, ctx->fragtex.textures[i]->texture, true); + /* Mark streamout buffers as being read.. actually they are written.. */ + for (i = 0; i < ctx->streamout.num_targets; i++) + if (ctx->streamout.targets[i]) + resource_used(ctx, ctx->streamout.targets[i]->buffer, false); + ctx->num_draws++; + prims = u_reduced_prims_for_vertices(info->mode, info->count); + ctx->stats.draw_calls++; - ctx->stats.prims_emitted += - u_reduced_prims_for_vertices(info->mode, info->count); + ctx->stats.prims_emitted += prims; /* any buffers that haven't been cleared yet, we need to restore: */ ctx->restore |= buffers & (FD_BUFFER_ALL & ~ctx->cleared); @@ -162,6 +168,9 @@ fd_draw_vbo(struct pipe_context *pctx, const struct pipe_draw_info *info) fd_hw_query_set_stage(ctx, ctx->ring, FD_STAGE_DRAW); ctx->draw_vbo(ctx, info); + for (i = 0; i < ctx->streamout.num_targets; i++) + ctx->streamout.offsets[i] += prims; + /* if an app (or, well, piglit test) does many thousands of draws * without flush (or anything which implicitly flushes, like * changing render targets), we can exceed the ringbuffer size. diff --git a/src/gallium/drivers/freedreno/freedreno_resource.c b/src/gallium/drivers/freedreno/freedreno_resource.c index de3cb64ed5b..d649925af48 100644 --- a/src/gallium/drivers/freedreno/freedreno_resource.c +++ b/src/gallium/drivers/freedreno/freedreno_resource.c @@ -647,6 +647,8 @@ fd_blitter_pipe_begin(struct fd_context *ctx) util_blitter_save_vertex_buffer_slot(ctx->blitter, ctx->vtx.vertexbuf.vb); util_blitter_save_vertex_elements(ctx->blitter, ctx->vtx.vtx); util_blitter_save_vertex_shader(ctx->blitter, ctx->prog.vp); + util_blitter_save_so_targets(ctx->blitter, ctx->streamout.num_targets, + ctx->streamout.targets); util_blitter_save_rasterizer(ctx->blitter, ctx->rasterizer); util_blitter_save_viewport(ctx->blitter, &ctx->viewport); util_blitter_save_scissor(ctx->blitter, &ctx->scissor); diff --git a/src/gallium/drivers/freedreno/freedreno_state.c b/src/gallium/drivers/freedreno/freedreno_state.c index 77aa4f21d3b..7bf8bdb4507 100644 --- a/src/gallium/drivers/freedreno/freedreno_state.c +++ b/src/gallium/drivers/freedreno/freedreno_state.c @@ -300,6 +300,67 @@ fd_vertex_state_bind(struct pipe_context *pctx, void *hwcso) ctx->dirty |= FD_DIRTY_VTXSTATE; } +static struct pipe_stream_output_target * +fd_create_stream_output_target(struct pipe_context *pctx, + struct pipe_resource *prsc, unsigned buffer_offset, + unsigned buffer_size) +{ + struct pipe_stream_output_target *target; + + target = CALLOC_STRUCT(pipe_stream_output_target); + if (!target) + return NULL; + + pipe_reference_init(&target->reference, 1); + pipe_resource_reference(&target->buffer, prsc); + + target->context = pctx; + target->buffer_offset = buffer_offset; + target->buffer_size = buffer_size; + + return target; +} + +static void +fd_stream_output_target_destroy(struct pipe_context *pctx, + struct pipe_stream_output_target *target) +{ + pipe_resource_reference(&target->buffer, NULL); + FREE(target); +} + +static void +fd_set_stream_output_targets(struct pipe_context *pctx, + unsigned num_targets, struct pipe_stream_output_target **targets, + const unsigned *offsets) +{ + struct fd_context *ctx = fd_context(pctx); + struct fd_streamout_stateobj *so = &ctx->streamout; + unsigned i; + + debug_assert(num_targets <= ARRAY_SIZE(so->targets)); + + for (i = 0; i < num_targets; i++) { + boolean changed = targets[i] != so->targets[i]; + boolean append = (offsets[i] == (unsigned)-1); + + if (!changed && append) + continue; + + so->offsets[i] = 0; + + pipe_so_target_reference(&so->targets[i], targets[i]); + } + + for (; i < so->num_targets; i++) { + pipe_so_target_reference(&so->targets[i], NULL); + } + + so->num_targets = num_targets; + + ctx->dirty |= FD_DIRTY_STREAMOUT; +} + void fd_state_init(struct pipe_context *pctx) { @@ -328,4 +389,8 @@ fd_state_init(struct pipe_context *pctx) pctx->create_vertex_elements_state = fd_vertex_state_create; pctx->delete_vertex_elements_state = fd_vertex_state_delete; pctx->bind_vertex_elements_state = fd_vertex_state_bind; + + pctx->create_stream_output_target = fd_create_stream_output_target; + pctx->stream_output_target_destroy = fd_stream_output_target_destroy; + pctx->set_stream_output_targets = fd_set_stream_output_targets; } |