| /* |
| * Copyright (C) 2012 Rob Clark <robclark@freedesktop.org> |
| * |
| * Permission is hereby granted, free of charge, to any person obtaining a |
| * copy of this software and associated documentation files (the "Software"), |
| * to deal in the Software without restriction, including without limitation |
| * the rights to use, copy, modify, merge, publish, distribute, sublicense, |
| * and/or sell copies of the Software, and to permit persons to whom the |
| * Software is furnished to do so, subject to the following conditions: |
| * |
| * The above copyright notice and this permission notice (including the next |
| * paragraph) shall be included in all copies or substantial portions of the |
| * Software. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
| * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
| * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE |
| * SOFTWARE. |
| * |
| * Authors: |
| * Rob Clark <robclark@freedesktop.org> |
| */ |
| |
| #include "pipe/p_state.h" |
| #include "util/format/u_format.h" |
| #include "util/u_draw.h" |
| #include "util/u_helpers.h" |
| #include "util/u_memory.h" |
| #include "util/u_prim.h" |
| #include "util/u_string.h" |
| |
| #include "freedreno_blitter.h" |
| #include "freedreno_context.h" |
| #include "freedreno_draw.h" |
| #include "freedreno_fence.h" |
| #include "freedreno_query_acc.h" |
| #include "freedreno_query_hw.h" |
| #include "freedreno_resource.h" |
| #include "freedreno_state.h" |
| #include "freedreno_util.h" |
| |
| static void |
| resource_read(struct fd_batch *batch, struct pipe_resource *prsc) assert_dt |
| { |
| if (!prsc) |
| return; |
| fd_batch_resource_read(batch, fd_resource(prsc)); |
| } |
| |
| static void |
| resource_written(struct fd_batch *batch, struct pipe_resource *prsc) assert_dt |
| { |
| if (!prsc) |
| return; |
| fd_batch_resource_write(batch, fd_resource(prsc)); |
| } |
| |
| static void |
| batch_draw_tracking_for_dirty_bits(struct fd_batch *batch) assert_dt |
| { |
| struct fd_context *ctx = batch->ctx; |
| struct pipe_framebuffer_state *pfb = &batch->framebuffer; |
| unsigned buffers = 0, restore_buffers = 0; |
| |
| if (ctx->dirty & (FD_DIRTY_FRAMEBUFFER | FD_DIRTY_ZSA)) { |
| if (fd_depth_enabled(ctx)) { |
| if (fd_resource(pfb->zsbuf->texture)->valid) { |
| restore_buffers |= FD_BUFFER_DEPTH; |
| /* storing packed d/s depth also stores stencil, so we need |
| * the stencil restored too to avoid invalidating it. |
| */ |
| if (pfb->zsbuf->texture->format == PIPE_FORMAT_Z24_UNORM_S8_UINT) |
| restore_buffers |= FD_BUFFER_STENCIL; |
| } else { |
| batch->invalidated |= FD_BUFFER_DEPTH; |
| } |
| batch->gmem_reason |= FD_GMEM_DEPTH_ENABLED; |
| if (fd_depth_write_enabled(ctx)) { |
| buffers |= FD_BUFFER_DEPTH; |
| resource_written(batch, pfb->zsbuf->texture); |
| } else { |
| resource_read(batch, pfb->zsbuf->texture); |
| } |
| } |
| |
| if (fd_stencil_enabled(ctx)) { |
| if (fd_resource(pfb->zsbuf->texture)->valid) { |
| restore_buffers |= FD_BUFFER_STENCIL; |
| /* storing packed d/s stencil also stores depth, so we need |
| * the depth restored too to avoid invalidating it. |
| */ |
| if (pfb->zsbuf->texture->format == PIPE_FORMAT_Z24_UNORM_S8_UINT) |
| restore_buffers |= FD_BUFFER_DEPTH; |
| } else { |
| batch->invalidated |= FD_BUFFER_STENCIL; |
| } |
| batch->gmem_reason |= FD_GMEM_STENCIL_ENABLED; |
| buffers |= FD_BUFFER_STENCIL; |
| resource_written(batch, pfb->zsbuf->texture); |
| } |
| } |
| |
| if (ctx->dirty & FD_DIRTY_FRAMEBUFFER) { |
| for (unsigned i = 0; i < pfb->nr_cbufs; i++) { |
| struct pipe_resource *surf; |
| |
| if (!pfb->cbufs[i]) |
| continue; |
| |
| surf = pfb->cbufs[i]->texture; |
| |
| if (fd_resource(surf)->valid) { |
| restore_buffers |= PIPE_CLEAR_COLOR0 << i; |
| } else { |
| batch->invalidated |= PIPE_CLEAR_COLOR0 << i; |
| } |
| |
| buffers |= PIPE_CLEAR_COLOR0 << i; |
| |
| if (ctx->dirty & FD_DIRTY_FRAMEBUFFER) |
| resource_written(batch, pfb->cbufs[i]->texture); |
| } |
| } |
| |
| if (ctx->dirty & FD_DIRTY_BLEND) { |
| if (ctx->blend->logicop_enable) |
| batch->gmem_reason |= FD_GMEM_LOGICOP_ENABLED; |
| for (unsigned i = 0; i < pfb->nr_cbufs; i++) { |
| if (ctx->blend->rt[i].blend_enable) |
| batch->gmem_reason |= FD_GMEM_BLEND_ENABLED; |
| } |
| } |
| |
| /* Mark SSBOs */ |
| if (ctx->dirty_shader[PIPE_SHADER_FRAGMENT] & FD_DIRTY_SHADER_SSBO) { |
| const struct fd_shaderbuf_stateobj *so = |
| &ctx->shaderbuf[PIPE_SHADER_FRAGMENT]; |
| |
| u_foreach_bit (i, so->enabled_mask & so->writable_mask) |
| resource_written(batch, so->sb[i].buffer); |
| |
| u_foreach_bit (i, so->enabled_mask & ~so->writable_mask) |
| resource_read(batch, so->sb[i].buffer); |
| } |
| |
| if (ctx->dirty_shader[PIPE_SHADER_FRAGMENT] & FD_DIRTY_SHADER_IMAGE) { |
| u_foreach_bit (i, ctx->shaderimg[PIPE_SHADER_FRAGMENT].enabled_mask) { |
| struct pipe_image_view *img = |
| &ctx->shaderimg[PIPE_SHADER_FRAGMENT].si[i]; |
| if (img->access & PIPE_IMAGE_ACCESS_WRITE) |
| resource_written(batch, img->resource); |
| else |
| resource_read(batch, img->resource); |
| } |
| } |
| |
| u_foreach_bit (s, ctx->bound_shader_stages) { |
| /* Mark constbuf as being read: */ |
| if (ctx->dirty_shader[s] & FD_DIRTY_SHADER_CONST) { |
| u_foreach_bit (i, ctx->constbuf[s].enabled_mask) |
| resource_read(batch, ctx->constbuf[s].cb[i].buffer); |
| } |
| |
| /* Mark textures as being read */ |
| if (ctx->dirty_shader[s] & FD_DIRTY_SHADER_TEX) { |
| u_foreach_bit (i, ctx->tex[s].valid_textures) |
| resource_read(batch, ctx->tex[s].textures[i]->texture); |
| } |
| } |
| |
| /* Mark VBOs as being read */ |
| if (ctx->dirty & FD_DIRTY_VTXBUF) { |
| u_foreach_bit (i, ctx->vtx.vertexbuf.enabled_mask) { |
| assert(!ctx->vtx.vertexbuf.vb[i].is_user_buffer); |
| resource_read(batch, ctx->vtx.vertexbuf.vb[i].buffer.resource); |
| } |
| } |
| |
| /* Mark streamout buffers as being written.. */ |
| if (ctx->dirty & FD_DIRTY_STREAMOUT) { |
| for (unsigned i = 0; i < ctx->streamout.num_targets; i++) |
| if (ctx->streamout.targets[i]) |
| resource_written(batch, ctx->streamout.targets[i]->buffer); |
| } |
| |
| /* any buffers that haven't been cleared yet, we need to restore: */ |
| batch->restore |= restore_buffers & (FD_BUFFER_ALL & ~batch->invalidated); |
| /* and any buffers used, need to be resolved: */ |
| batch->resolve |= buffers; |
| } |
| |
| static void |
| batch_draw_tracking(struct fd_batch *batch, const struct pipe_draw_info *info, |
| const struct pipe_draw_indirect_info *indirect) assert_dt |
| { |
| struct fd_context *ctx = batch->ctx; |
| |
| /* NOTE: needs to be before resource_written(batch->query_buf), otherwise |
| * query_buf may not be created yet. |
| */ |
| fd_batch_update_queries(batch); |
| |
| /* |
| * Figure out the buffers/features we need: |
| */ |
| |
| fd_screen_lock(ctx->screen); |
| |
| if (ctx->dirty & FD_DIRTY_RESOURCE) |
| batch_draw_tracking_for_dirty_bits(batch); |
| |
| /* Mark index buffer as being read */ |
| if (info->index_size) |
| resource_read(batch, info->index.resource); |
| |
| /* Mark indirect draw buffer as being read */ |
| if (indirect) { |
| if (indirect->buffer) |
| resource_read(batch, indirect->buffer); |
| if (indirect->count_from_stream_output) |
| resource_read( |
| batch, fd_stream_output_target(indirect->count_from_stream_output) |
| ->offset_buf); |
| } |
| |
| resource_written(batch, batch->query_buf); |
| |
| list_for_each_entry (struct fd_acc_query, aq, &ctx->acc_active_queries, node) |
| resource_written(batch, aq->prsc); |
| |
| fd_screen_unlock(ctx->screen); |
| } |
| |
| static void |
| update_draw_stats(struct fd_context *ctx, const struct pipe_draw_info *info, |
| const struct pipe_draw_start_count_bias *draws, |
| unsigned num_draws) assert_dt |
| { |
| ctx->stats.draw_calls++; |
| |
| if (ctx->screen->gen < 6) { |
| /* Counting prims in sw doesn't work for GS and tesselation. For older |
| * gens we don't have those stages and don't have the hw counters enabled, |
| * so keep the count accurate for non-patch geometry. |
| */ |
| unsigned prims = 0; |
| if ((info->mode != PIPE_PRIM_PATCHES) && (info->mode != PIPE_PRIM_MAX)) { |
| for (unsigned i = 0; i < num_draws; i++) { |
| prims += u_reduced_prims_for_vertices(info->mode, draws[i].count); |
| } |
| } |
| |
| ctx->stats.prims_generated += prims; |
| |
| if (ctx->streamout.num_targets > 0) { |
| /* Clip the prims we're writing to the size of the SO buffers. */ |
| enum pipe_prim_type tf_prim = u_decomposed_prim(info->mode); |
| unsigned verts_written = u_vertices_for_prims(tf_prim, prims); |
| unsigned remaining_vert_space = |
| ctx->streamout.max_tf_vtx - ctx->streamout.verts_written; |
| if (verts_written > remaining_vert_space) { |
| verts_written = remaining_vert_space; |
| u_trim_pipe_prim(tf_prim, &remaining_vert_space); |
| } |
| ctx->streamout.verts_written += verts_written; |
| |
| ctx->stats.prims_emitted += |
| u_reduced_prims_for_vertices(tf_prim, verts_written); |
| } |
| } |
| } |
| |
| static void |
| fd_draw_vbo(struct pipe_context *pctx, const struct pipe_draw_info *info, |
| unsigned drawid_offset, |
| const struct pipe_draw_indirect_info *indirect, |
| const struct pipe_draw_start_count_bias *draws, unsigned num_draws) in_dt |
| { |
| struct fd_context *ctx = fd_context(pctx); |
| |
| /* for debugging problems with indirect draw, it is convenient |
| * to be able to emulate it, to determine if game is feeding us |
| * bogus data: |
| */ |
| if (indirect && indirect->buffer && FD_DBG(NOINDR)) { |
| /* num_draws is only applicable for direct draws: */ |
| assert(num_draws == 1); |
| util_draw_indirect(pctx, info, indirect); |
| return; |
| } |
| |
| /* TODO: push down the region versions into the tiles */ |
| if (!fd_render_condition_check(pctx)) |
| return; |
| |
| /* Upload a user index buffer. */ |
| struct pipe_resource *indexbuf = NULL; |
| unsigned index_offset = 0; |
| struct pipe_draw_info new_info; |
| if (info->index_size) { |
| if (info->has_user_indices) { |
| if (num_draws > 1) { |
| util_draw_multi(pctx, info, drawid_offset, indirect, draws, num_draws); |
| return; |
| } |
| if (!util_upload_index_buffer(pctx, info, &draws[0], &indexbuf, |
| &index_offset, 4)) |
| return; |
| new_info = *info; |
| new_info.index.resource = indexbuf; |
| new_info.has_user_indices = false; |
| info = &new_info; |
| } else { |
| indexbuf = info->index.resource; |
| } |
| } |
| |
| if ((ctx->streamout.num_targets > 0) && (num_draws > 1)) { |
| util_draw_multi(pctx, info, drawid_offset, indirect, draws, num_draws); |
| return; |
| } |
| |
| struct fd_batch *batch = fd_context_batch(ctx); |
| |
| batch_draw_tracking(batch, info, indirect); |
| |
| while (unlikely(!fd_batch_lock_submit(batch))) { |
| /* The current batch was flushed in batch_draw_tracking() |
| * so start anew. We know this won't happen a second time |
| * since we are dealing with a fresh batch: |
| */ |
| fd_batch_reference(&batch, NULL); |
| batch = fd_context_batch(ctx); |
| batch_draw_tracking(batch, info, indirect); |
| assert(ctx->batch == batch); |
| } |
| |
| batch->num_draws++; |
| |
| /* Marking the batch as needing flush must come after the batch |
| * dependency tracking (resource_read()/resource_write()), as that |
| * can trigger a flush |
| */ |
| fd_batch_needs_flush(batch); |
| |
| struct pipe_framebuffer_state *pfb = &batch->framebuffer; |
| DBG("%p: %ux%u num_draws=%u (%s/%s)", batch, pfb->width, pfb->height, |
| batch->num_draws, |
| util_format_short_name(pipe_surface_format(pfb->cbufs[0])), |
| util_format_short_name(pipe_surface_format(pfb->zsbuf))); |
| |
| batch->cost += ctx->draw_cost; |
| |
| for (unsigned i = 0; i < num_draws; i++) { |
| ctx->draw_vbo(ctx, info, drawid_offset, indirect, &draws[i], index_offset); |
| |
| batch->num_vertices += draws[i].count * info->instance_count; |
| } |
| |
| if (unlikely(ctx->stats_users > 0)) |
| update_draw_stats(ctx, info, draws, num_draws); |
| |
| for (unsigned i = 0; i < ctx->streamout.num_targets; i++) { |
| assert(num_draws == 1); |
| ctx->streamout.offsets[i] += draws[0].count; |
| } |
| |
| if (FD_DBG(DDRAW)) |
| fd_context_all_dirty(ctx); |
| |
| assert(!batch->flushed); |
| |
| fd_batch_unlock_submit(batch); |
| fd_batch_check_size(batch); |
| fd_batch_reference(&batch, NULL); |
| |
| if (info == &new_info) |
| pipe_resource_reference(&indexbuf, NULL); |
| } |
| |
| static void |
| batch_clear_tracking(struct fd_batch *batch, unsigned buffers) assert_dt |
| { |
| struct fd_context *ctx = batch->ctx; |
| struct pipe_framebuffer_state *pfb = &batch->framebuffer; |
| unsigned cleared_buffers; |
| |
| /* pctx->clear() is only for full-surface clears, so scissor is |
| * equivalent to having GL_SCISSOR_TEST disabled: |
| */ |
| batch->max_scissor.minx = 0; |
| batch->max_scissor.miny = 0; |
| batch->max_scissor.maxx = pfb->width - 1; |
| batch->max_scissor.maxy = pfb->height - 1; |
| |
| /* for bookkeeping about which buffers have been cleared (and thus |
| * can fully or partially skip mem2gmem) we need to ignore buffers |
| * that have already had a draw, in case apps do silly things like |
| * clear after draw (ie. if you only clear the color buffer, but |
| * something like alpha-test causes side effects from the draw in |
| * the depth buffer, etc) |
| */ |
| cleared_buffers = buffers & (FD_BUFFER_ALL & ~batch->restore); |
| batch->cleared |= buffers; |
| batch->invalidated |= cleared_buffers; |
| |
| batch->resolve |= buffers; |
| |
| fd_screen_lock(ctx->screen); |
| |
| if (buffers & PIPE_CLEAR_COLOR) |
| for (unsigned i = 0; i < pfb->nr_cbufs; i++) |
| if (buffers & (PIPE_CLEAR_COLOR0 << i)) |
| resource_written(batch, pfb->cbufs[i]->texture); |
| |
| if (buffers & (PIPE_CLEAR_DEPTH | PIPE_CLEAR_STENCIL)) { |
| resource_written(batch, pfb->zsbuf->texture); |
| batch->gmem_reason |= FD_GMEM_CLEARS_DEPTH_STENCIL; |
| } |
| |
| resource_written(batch, batch->query_buf); |
| |
| list_for_each_entry (struct fd_acc_query, aq, &ctx->acc_active_queries, node) |
| resource_written(batch, aq->prsc); |
| |
| fd_screen_unlock(ctx->screen); |
| } |
| |
| static void |
| fd_clear(struct pipe_context *pctx, unsigned buffers, |
| const struct pipe_scissor_state *scissor_state, |
| const union pipe_color_union *color, double depth, |
| unsigned stencil) in_dt |
| { |
| struct fd_context *ctx = fd_context(pctx); |
| |
| /* TODO: push down the region versions into the tiles */ |
| if (!fd_render_condition_check(pctx)) |
| return; |
| |
| struct fd_batch *batch = fd_context_batch(ctx); |
| |
| batch_clear_tracking(batch, buffers); |
| |
| while (unlikely(!fd_batch_lock_submit(batch))) { |
| /* The current batch was flushed in batch_clear_tracking() |
| * so start anew. We know this won't happen a second time |
| * since we are dealing with a fresh batch: |
| */ |
| fd_batch_reference(&batch, NULL); |
| batch = fd_context_batch(ctx); |
| batch_clear_tracking(batch, buffers); |
| assert(ctx->batch == batch); |
| } |
| |
| /* Marking the batch as needing flush must come after the batch |
| * dependency tracking (resource_read()/resource_write()), as that |
| * can trigger a flush |
| */ |
| fd_batch_needs_flush(batch); |
| |
| struct pipe_framebuffer_state *pfb = &batch->framebuffer; |
| DBG("%p: %x %ux%u depth=%f, stencil=%u (%s/%s)", batch, buffers, pfb->width, |
| pfb->height, depth, stencil, |
| util_format_short_name(pipe_surface_format(pfb->cbufs[0])), |
| util_format_short_name(pipe_surface_format(pfb->zsbuf))); |
| |
| /* if per-gen backend doesn't implement ctx->clear() generic |
| * blitter clear: |
| */ |
| bool fallback = true; |
| |
| if (ctx->clear) { |
| fd_batch_update_queries(batch); |
| |
| if (ctx->clear(ctx, buffers, color, depth, stencil)) { |
| if (FD_DBG(DCLEAR)) |
| fd_context_all_dirty(ctx); |
| |
| fallback = false; |
| } |
| } |
| |
| assert(!batch->flushed); |
| |
| fd_batch_unlock_submit(batch); |
| |
| if (fallback) { |
| fd_blitter_clear(pctx, buffers, color, depth, stencil); |
| } |
| |
| fd_batch_check_size(batch); |
| |
| fd_batch_reference(&batch, NULL); |
| } |
| |
| static void |
| fd_clear_render_target(struct pipe_context *pctx, struct pipe_surface *ps, |
| const union pipe_color_union *color, unsigned x, |
| unsigned y, unsigned w, unsigned h, |
| bool render_condition_enabled) |
| { |
| DBG("TODO: x=%u, y=%u, w=%u, h=%u", x, y, w, h); |
| } |
| |
| static void |
| fd_clear_depth_stencil(struct pipe_context *pctx, struct pipe_surface *ps, |
| unsigned buffers, double depth, unsigned stencil, |
| unsigned x, unsigned y, unsigned w, unsigned h, |
| bool render_condition_enabled) |
| { |
| DBG("TODO: buffers=%u, depth=%f, stencil=%u, x=%u, y=%u, w=%u, h=%u", |
| buffers, depth, stencil, x, y, w, h); |
| } |
| |
| static void |
| fd_launch_grid(struct pipe_context *pctx, |
| const struct pipe_grid_info *info) in_dt |
| { |
| struct fd_context *ctx = fd_context(pctx); |
| const struct fd_shaderbuf_stateobj *so = |
| &ctx->shaderbuf[PIPE_SHADER_COMPUTE]; |
| struct fd_batch *batch, *save_batch = NULL; |
| |
| batch = fd_bc_alloc_batch(ctx, true); |
| fd_batch_reference(&save_batch, ctx->batch); |
| fd_batch_reference(&ctx->batch, batch); |
| fd_context_all_dirty(ctx); |
| |
| fd_screen_lock(ctx->screen); |
| |
| /* Mark SSBOs */ |
| u_foreach_bit (i, so->enabled_mask & so->writable_mask) |
| resource_written(batch, so->sb[i].buffer); |
| |
| u_foreach_bit (i, so->enabled_mask & ~so->writable_mask) |
| resource_read(batch, so->sb[i].buffer); |
| |
| u_foreach_bit (i, ctx->shaderimg[PIPE_SHADER_COMPUTE].enabled_mask) { |
| struct pipe_image_view *img = &ctx->shaderimg[PIPE_SHADER_COMPUTE].si[i]; |
| if (img->access & PIPE_IMAGE_ACCESS_WRITE) |
| resource_written(batch, img->resource); |
| else |
| resource_read(batch, img->resource); |
| } |
| |
| /* UBO's are read */ |
| u_foreach_bit (i, ctx->constbuf[PIPE_SHADER_COMPUTE].enabled_mask) |
| resource_read(batch, ctx->constbuf[PIPE_SHADER_COMPUTE].cb[i].buffer); |
| |
| /* Mark textures as being read */ |
| u_foreach_bit (i, ctx->tex[PIPE_SHADER_COMPUTE].valid_textures) |
| resource_read(batch, ctx->tex[PIPE_SHADER_COMPUTE].textures[i]->texture); |
| |
| /* For global buffers, we don't really know if read or written, so assume |
| * the worst: |
| */ |
| u_foreach_bit (i, ctx->global_bindings.enabled_mask) |
| resource_written(batch, ctx->global_bindings.buf[i]); |
| |
| if (info->indirect) |
| resource_read(batch, info->indirect); |
| |
| fd_screen_unlock(ctx->screen); |
| |
| DBG("%p: work_dim=%u, block=%ux%ux%u, grid=%ux%ux%u", |
| batch, info->work_dim, |
| info->block[0], info->block[1], info->block[2], |
| info->grid[0], info->grid[1], info->grid[2]); |
| |
| fd_batch_needs_flush(batch); |
| ctx->launch_grid(ctx, info); |
| |
| fd_batch_flush(batch); |
| |
| fd_batch_reference(&ctx->batch, save_batch); |
| fd_context_all_dirty(ctx); |
| fd_batch_reference(&save_batch, NULL); |
| fd_batch_reference(&batch, NULL); |
| } |
| |
| void |
| fd_draw_init(struct pipe_context *pctx) |
| { |
| pctx->draw_vbo = fd_draw_vbo; |
| pctx->clear = fd_clear; |
| pctx->clear_render_target = fd_clear_render_target; |
| pctx->clear_depth_stencil = fd_clear_depth_stencil; |
| |
| if (has_compute(fd_screen(pctx->screen))) { |
| pctx->launch_grid = fd_launch_grid; |
| } |
| } |