/* * Copyright (C) 2012 Rob Clark * * 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 */ #include "freedreno_context.h" #include "freedreno_blitter.h" #include "freedreno_draw.h" #include "freedreno_fence.h" #include "freedreno_program.h" #include "freedreno_resource.h" #include "freedreno_texture.h" #include "freedreno_state.h" #include "freedreno_gmem.h" #include "freedreno_query.h" #include "freedreno_query_hw.h" #include "freedreno_util.h" #include "util/u_upload_mgr.h" static void fd_context_flush(struct pipe_context *pctx, struct pipe_fence_handle **fencep, unsigned flags) { struct fd_context *ctx = fd_context(pctx); struct pipe_fence_handle *fence = NULL; // TODO we want to lookup batch if it exists, but not create one if not. struct fd_batch *batch = fd_context_batch(ctx); DBG("%p: flush: flags=%x\n", ctx->batch, flags); /* if no rendering since last flush, ie. app just decided it needed * a fence, re-use the last one: */ if (ctx->last_fence) { fd_fence_ref(pctx->screen, &fence, ctx->last_fence); goto out; } if (!batch) return; /* Take a ref to the batch's fence (batch can be unref'd when flushed: */ fd_fence_ref(pctx->screen, &fence, batch->fence); /* TODO is it worth trying to figure out if app is using fence-fd's, to * avoid requesting one every batch? */ batch->needs_out_fence_fd = true; if (!ctx->screen->reorder) { fd_batch_flush(batch, true, false); } else if (flags & PIPE_FLUSH_DEFERRED) { fd_bc_flush_deferred(&ctx->screen->batch_cache, ctx); } else { fd_bc_flush(&ctx->screen->batch_cache, ctx); } out: if (fencep) fd_fence_ref(pctx->screen, fencep, fence); fd_fence_ref(pctx->screen, &ctx->last_fence, fence); fd_fence_ref(pctx->screen, &fence, NULL); } static void fd_texture_barrier(struct pipe_context *pctx, unsigned flags) { /* On devices that could sample from GMEM we could possibly do better. * Or if we knew that we were doing GMEM bypass we could just emit a * cache flush, perhaps? But we don't know if future draws would cause * us to use GMEM, and a flush in bypass isn't the end of the world. */ fd_context_flush(pctx, NULL, 0); } static void fd_memory_barrier(struct pipe_context *pctx, unsigned flags) { if (!(flags & ~PIPE_BARRIER_UPDATE)) return; fd_context_flush(pctx, NULL, 0); /* TODO do we need to check for persistently mapped buffers and fd_bo_cpu_prep()?? */ } /** * emit marker string as payload of a no-op packet, which can be * decoded by cffdump. */ static void fd_emit_string_marker(struct pipe_context *pctx, const char *string, int len) { struct fd_context *ctx = fd_context(pctx); struct fd_ringbuffer *ring; const uint32_t *buf = (const void *)string; if (!ctx->batch) return; ctx->batch->needs_flush = true; ring = ctx->batch->draw; /* max packet size is 0x3fff dwords: */ len = MIN2(len, 0x3fff * 4); if (ctx->screen->gpu_id >= 500) OUT_PKT7(ring, CP_NOP, align(len, 4) / 4); else OUT_PKT3(ring, CP_NOP, align(len, 4) / 4); while (len >= 4) { OUT_RING(ring, *buf); buf++; len -= 4; } /* copy remainder bytes without reading past end of input string: */ if (len > 0) { uint32_t w = 0; memcpy(&w, buf, len); OUT_RING(ring, w); } } void fd_context_destroy(struct pipe_context *pctx) { struct fd_context *ctx = fd_context(pctx); unsigned i; DBG(""); fd_fence_ref(pctx->screen, &ctx->last_fence, NULL); if (ctx->screen->reorder && util_queue_is_initialized(&ctx->flush_queue)) util_queue_destroy(&ctx->flush_queue); util_copy_framebuffer_state(&ctx->framebuffer, NULL); fd_batch_reference(&ctx->batch, NULL); /* unref current batch */ fd_bc_invalidate_context(ctx); fd_prog_fini(pctx); if (ctx->blitter) util_blitter_destroy(ctx->blitter); if (pctx->stream_uploader) u_upload_destroy(pctx->stream_uploader); if (ctx->clear_rs_state) pctx->delete_rasterizer_state(pctx, ctx->clear_rs_state); if (ctx->primconvert) util_primconvert_destroy(ctx->primconvert); slab_destroy_child(&ctx->transfer_pool); for (i = 0; i < ARRAY_SIZE(ctx->vsc_pipe); i++) { struct fd_vsc_pipe *pipe = &ctx->vsc_pipe[i]; if (!pipe->bo) break; fd_bo_del(pipe->bo); } fd_device_del(ctx->dev); fd_pipe_del(ctx->pipe); if (fd_mesa_debug & (FD_DBG_BSTAT | FD_DBG_MSGS)) { printf("batch_total=%u, batch_sysmem=%u, batch_gmem=%u, batch_nondraw=%u, batch_restore=%u\n", (uint32_t)ctx->stats.batch_total, (uint32_t)ctx->stats.batch_sysmem, (uint32_t)ctx->stats.batch_gmem, (uint32_t)ctx->stats.batch_nondraw, (uint32_t)ctx->stats.batch_restore); } } static void fd_set_debug_callback(struct pipe_context *pctx, const struct pipe_debug_callback *cb) { struct fd_context *ctx = fd_context(pctx); if (cb) ctx->debug = *cb; else memset(&ctx->debug, 0, sizeof(ctx->debug)); } /* TODO we could combine a few of these small buffers (solid_vbuf, * blit_texcoord_vbuf, and vsc_size_mem, into a single buffer and * save a tiny bit of memory */ static struct pipe_resource * create_solid_vertexbuf(struct pipe_context *pctx) { static const float init_shader_const[] = { -1.000000, +1.000000, +1.000000, +1.000000, -1.000000, +1.000000, }; struct pipe_resource *prsc = pipe_buffer_create(pctx->screen, PIPE_BIND_CUSTOM, PIPE_USAGE_IMMUTABLE, sizeof(init_shader_const)); pipe_buffer_write(pctx, prsc, 0, sizeof(init_shader_const), init_shader_const); return prsc; } static struct pipe_resource * create_blit_texcoord_vertexbuf(struct pipe_context *pctx) { struct pipe_resource *prsc = pipe_buffer_create(pctx->screen, PIPE_BIND_CUSTOM, PIPE_USAGE_DYNAMIC, 16); return prsc; } void fd_context_setup_common_vbos(struct fd_context *ctx) { struct pipe_context *pctx = &ctx->base; ctx->solid_vbuf = create_solid_vertexbuf(pctx); ctx->blit_texcoord_vbuf = create_blit_texcoord_vertexbuf(pctx); /* setup solid_vbuf_state: */ ctx->solid_vbuf_state.vtx = pctx->create_vertex_elements_state( pctx, 1, (struct pipe_vertex_element[]){{ .vertex_buffer_index = 0, .src_offset = 0, .src_format = PIPE_FORMAT_R32G32B32_FLOAT, }}); ctx->solid_vbuf_state.vertexbuf.count = 1; ctx->solid_vbuf_state.vertexbuf.vb[0].stride = 12; ctx->solid_vbuf_state.vertexbuf.vb[0].buffer.resource = ctx->solid_vbuf; /* setup blit_vbuf_state: */ ctx->blit_vbuf_state.vtx = pctx->create_vertex_elements_state( pctx, 2, (struct pipe_vertex_element[]){{ .vertex_buffer_index = 0, .src_offset = 0, .src_format = PIPE_FORMAT_R32G32_FLOAT, }, { .vertex_buffer_index = 1, .src_offset = 0, .src_format = PIPE_FORMAT_R32G32B32_FLOAT, }}); ctx->blit_vbuf_state.vertexbuf.count = 2; ctx->blit_vbuf_state.vertexbuf.vb[0].stride = 8; ctx->blit_vbuf_state.vertexbuf.vb[0].buffer.resource = ctx->blit_texcoord_vbuf; ctx->blit_vbuf_state.vertexbuf.vb[1].stride = 12; ctx->blit_vbuf_state.vertexbuf.vb[1].buffer.resource = ctx->solid_vbuf; } void fd_context_cleanup_common_vbos(struct fd_context *ctx) { struct pipe_context *pctx = &ctx->base; pctx->delete_vertex_elements_state(pctx, ctx->solid_vbuf_state.vtx); pctx->delete_vertex_elements_state(pctx, ctx->blit_vbuf_state.vtx); pipe_resource_reference(&ctx->solid_vbuf, NULL); pipe_resource_reference(&ctx->blit_texcoord_vbuf, NULL); } struct pipe_context * fd_context_init(struct fd_context *ctx, struct pipe_screen *pscreen, const uint8_t *primtypes, void *priv, unsigned flags) { struct fd_screen *screen = fd_screen(pscreen); struct pipe_context *pctx; unsigned prio = 1; int i; /* lower numerical value == higher priority: */ if (fd_mesa_debug & FD_DBG_HIPRIO) prio = 0; else if (flags & PIPE_CONTEXT_HIGH_PRIORITY) prio = 0; else if (flags & PIPE_CONTEXT_LOW_PRIORITY) prio = 2; ctx->screen = screen; ctx->pipe = fd_pipe_new2(screen->dev, FD_PIPE_3D, prio); ctx->primtypes = primtypes; ctx->primtype_mask = 0; for (i = 0; i < PIPE_PRIM_MAX; i++) if (primtypes[i]) ctx->primtype_mask |= (1 << i); /* need some sane default in case state tracker doesn't * set some state: */ ctx->sample_mask = 0xffff; pctx = &ctx->base; pctx->screen = pscreen; pctx->priv = priv; pctx->flush = fd_context_flush; pctx->emit_string_marker = fd_emit_string_marker; pctx->set_debug_callback = fd_set_debug_callback; pctx->create_fence_fd = fd_create_fence_fd; pctx->fence_server_sync = fd_fence_server_sync; pctx->texture_barrier = fd_texture_barrier; pctx->memory_barrier = fd_memory_barrier; pctx->stream_uploader = u_upload_create_default(pctx); if (!pctx->stream_uploader) goto fail; pctx->const_uploader = pctx->stream_uploader; if (!ctx->screen->reorder) ctx->batch = fd_bc_alloc_batch(&screen->batch_cache, ctx, false); slab_create_child(&ctx->transfer_pool, &screen->transfer_pool); fd_draw_init(pctx); fd_resource_context_init(pctx); fd_query_context_init(pctx); fd_texture_init(pctx); fd_state_init(pctx); ctx->blitter = util_blitter_create(pctx); if (!ctx->blitter) goto fail; ctx->primconvert = util_primconvert_create(pctx, ctx->primtype_mask); if (!ctx->primconvert) goto fail; list_inithead(&ctx->hw_active_queries); list_inithead(&ctx->acc_active_queries); return pctx; fail: pctx->destroy(pctx); return NULL; }