/* -*- mode: C; c-file-style: "k&r"; tab-width 4; indent-tabs-mode: t; -*- */ /* * 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 "util/u_format.h" #include "util/u_inlines.h" #include "util/u_transfer.h" #include "util/u_string.h" #include "util/u_surface.h" #include "freedreno_resource.h" #include "freedreno_screen.h" #include "freedreno_surface.h" #include "freedreno_context.h" #include "freedreno_query_hw.h" #include "freedreno_util.h" #include static void realloc_bo(struct fd_resource *rsc, uint32_t size) { struct fd_screen *screen = fd_screen(rsc->base.b.screen); uint32_t flags = DRM_FREEDRENO_GEM_CACHE_WCOMBINE | DRM_FREEDRENO_GEM_TYPE_KMEM; /* TODO */ /* if we start using things other than write-combine, * be sure to check for PIPE_RESOURCE_FLAG_MAP_COHERENT */ if (rsc->bo) fd_bo_del(rsc->bo); rsc->bo = fd_bo_new(screen->dev, size, flags); rsc->timestamp = 0; rsc->dirty = false; } static void fd_resource_transfer_flush_region(struct pipe_context *pctx, struct pipe_transfer *ptrans, const struct pipe_box *box) { struct fd_context *ctx = fd_context(pctx); struct fd_resource *rsc = fd_resource(ptrans->resource); if (rsc->dirty) fd_context_render(pctx); if (rsc->timestamp) { fd_pipe_wait(ctx->screen->pipe, rsc->timestamp); rsc->timestamp = 0; } } static void fd_resource_transfer_unmap(struct pipe_context *pctx, struct pipe_transfer *ptrans) { struct fd_context *ctx = fd_context(pctx); struct fd_resource *rsc = fd_resource(ptrans->resource); if (!(ptrans->usage & PIPE_TRANSFER_UNSYNCHRONIZED)) fd_bo_cpu_fini(rsc->bo); pipe_resource_reference(&ptrans->resource, NULL); util_slab_free(&ctx->transfer_pool, ptrans); } static void * fd_resource_transfer_map(struct pipe_context *pctx, struct pipe_resource *prsc, unsigned level, unsigned usage, const struct pipe_box *box, struct pipe_transfer **pptrans) { struct fd_context *ctx = fd_context(pctx); struct fd_resource *rsc = fd_resource(prsc); struct fd_resource_slice *slice = fd_resource_slice(rsc, level); struct pipe_transfer *ptrans; enum pipe_format format = prsc->format; uint32_t op = 0; uint32_t offset; char *buf; int ret = 0; DBG("prsc=%p, level=%u, usage=%x", prsc, level, usage); ptrans = util_slab_alloc(&ctx->transfer_pool); if (!ptrans) return NULL; /* util_slab_alloc() doesn't zero: */ memset(ptrans, 0, sizeof(*ptrans)); pipe_resource_reference(&ptrans->resource, prsc); ptrans->level = level; ptrans->usage = usage; ptrans->box = *box; ptrans->stride = slice->pitch * rsc->cpp; ptrans->layer_stride = slice->size0; if (usage & PIPE_TRANSFER_READ) op |= DRM_FREEDRENO_PREP_READ; if (usage & PIPE_TRANSFER_WRITE) op |= DRM_FREEDRENO_PREP_WRITE; /* some state trackers (at least XA) don't do this.. */ if (!(usage & (PIPE_TRANSFER_FLUSH_EXPLICIT | PIPE_TRANSFER_DISCARD_WHOLE_RESOURCE))) fd_resource_transfer_flush_region(pctx, ptrans, box); if (usage & PIPE_TRANSFER_DISCARD_WHOLE_RESOURCE) { realloc_bo(rsc, fd_bo_size(rsc->bo)); } else if (!(usage & PIPE_TRANSFER_UNSYNCHRONIZED)) { ret = fd_bo_cpu_prep(rsc->bo, ctx->screen->pipe, op); if (ret) goto fail; } buf = fd_bo_map(rsc->bo); if (!buf) { fd_resource_transfer_unmap(pctx, ptrans); return NULL; } *pptrans = ptrans; if (rsc->layer_first) { offset = slice->offset + box->y / util_format_get_blockheight(format) * ptrans->stride + box->x / util_format_get_blockwidth(format) * rsc->cpp + box->z * rsc->layer_size; } else { offset = slice->offset + box->y / util_format_get_blockheight(format) * ptrans->stride + box->x / util_format_get_blockwidth(format) * rsc->cpp + box->z * slice->size0; } return buf + offset; fail: fd_resource_transfer_unmap(pctx, ptrans); return NULL; } static void fd_resource_destroy(struct pipe_screen *pscreen, struct pipe_resource *prsc) { struct fd_resource *rsc = fd_resource(prsc); if (rsc->bo) fd_bo_del(rsc->bo); FREE(rsc); } static boolean fd_resource_get_handle(struct pipe_screen *pscreen, struct pipe_resource *prsc, struct winsys_handle *handle) { struct fd_resource *rsc = fd_resource(prsc); return fd_screen_bo_get_handle(pscreen, rsc->bo, rsc->slices[0].pitch * rsc->cpp, handle); } static const struct u_resource_vtbl fd_resource_vtbl = { .resource_get_handle = fd_resource_get_handle, .resource_destroy = fd_resource_destroy, .transfer_map = fd_resource_transfer_map, .transfer_flush_region = fd_resource_transfer_flush_region, .transfer_unmap = fd_resource_transfer_unmap, .transfer_inline_write = u_default_transfer_inline_write, }; static uint32_t setup_slices(struct fd_resource *rsc, uint32_t alignment) { struct pipe_resource *prsc = &rsc->base.b; uint32_t level, size = 0; uint32_t width = prsc->width0; uint32_t height = prsc->height0; uint32_t depth = prsc->depth0; /* in layer_first layout, the level (slice) contains just one * layer (since in fact the layer contains the slices) */ uint32_t layers_in_level = rsc->layer_first ? 1 : prsc->array_size; for (level = 0; level <= prsc->last_level; level++) { struct fd_resource_slice *slice = fd_resource_slice(rsc, level); slice->pitch = align(width, 32); slice->offset = size; /* 1d array, 2d array, 3d textures (but not cube!) must all have the * same layer size for each miplevel on a3xx. These are also the * targets that have non-1 alignment. */ if (level == 0 || layers_in_level == 1 || alignment == 1) slice->size0 = align(slice->pitch * height * rsc->cpp, alignment); else slice->size0 = rsc->slices[0].size0; size += slice->size0 * depth * layers_in_level; width = u_minify(width, 1); height = u_minify(height, 1); depth = u_minify(depth, 1); } return size; } static uint32_t slice_alignment(struct pipe_screen *pscreen, const struct pipe_resource *tmpl) { /* on a3xx, 2d array and 3d textures seem to want their * layers aligned to page boundaries: */ switch (tmpl->target) { case PIPE_TEXTURE_3D: case PIPE_TEXTURE_1D_ARRAY: case PIPE_TEXTURE_2D_ARRAY: return 4096; default: return 1; } } /** * Create a new texture object, using the given template info. */ static struct pipe_resource * fd_resource_create(struct pipe_screen *pscreen, const struct pipe_resource *tmpl) { struct fd_resource *rsc = CALLOC_STRUCT(fd_resource); struct pipe_resource *prsc = &rsc->base.b; uint32_t size; DBG("target=%d, format=%s, %ux%ux%u, array_size=%u, last_level=%u, " "nr_samples=%u, usage=%u, bind=%x, flags=%x", tmpl->target, util_format_name(tmpl->format), tmpl->width0, tmpl->height0, tmpl->depth0, tmpl->array_size, tmpl->last_level, tmpl->nr_samples, tmpl->usage, tmpl->bind, tmpl->flags); if (!rsc) return NULL; *prsc = *tmpl; pipe_reference_init(&prsc->reference, 1); prsc->screen = pscreen; rsc->base.vtbl = &fd_resource_vtbl; rsc->cpp = util_format_get_blocksize(tmpl->format); assert(rsc->cpp); if (is_a4xx(fd_screen(pscreen))) { switch (tmpl->target) { case PIPE_TEXTURE_3D: /* TODO 3D_ARRAY? */ rsc->layer_first = false; break; default: rsc->layer_first = true; break; } } size = setup_slices(rsc, slice_alignment(pscreen, tmpl)); if (rsc->layer_first) { rsc->layer_size = align(size, 4096); size = rsc->layer_size * prsc->array_size; } realloc_bo(rsc, size); if (!rsc->bo) goto fail; return prsc; fail: fd_resource_destroy(pscreen, prsc); return NULL; } /** * Create a texture from a winsys_handle. The handle is often created in * another process by first creating a pipe texture and then calling * resource_get_handle. */ static struct pipe_resource * fd_resource_from_handle(struct pipe_screen *pscreen, const struct pipe_resource *tmpl, struct winsys_handle *handle) { struct fd_resource *rsc = CALLOC_STRUCT(fd_resource); struct fd_resource_slice *slice = &rsc->slices[0]; struct pipe_resource *prsc = &rsc->base.b; DBG("target=%d, format=%s, %ux%ux%u, array_size=%u, last_level=%u, " "nr_samples=%u, usage=%u, bind=%x, flags=%x", tmpl->target, util_format_name(tmpl->format), tmpl->width0, tmpl->height0, tmpl->depth0, tmpl->array_size, tmpl->last_level, tmpl->nr_samples, tmpl->usage, tmpl->bind, tmpl->flags); if (!rsc) return NULL; *prsc = *tmpl; pipe_reference_init(&prsc->reference, 1); prsc->screen = pscreen; rsc->bo = fd_screen_bo_from_handle(pscreen, handle, &slice->pitch); if (!rsc->bo) goto fail; rsc->base.vtbl = &fd_resource_vtbl; rsc->cpp = util_format_get_blocksize(tmpl->format); slice->pitch /= rsc->cpp; assert(rsc->cpp); return prsc; fail: fd_resource_destroy(pscreen, prsc); return NULL; } static void fd_blitter_pipe_begin(struct fd_context *ctx); static void fd_blitter_pipe_end(struct fd_context *ctx); /** * _copy_region using pipe (3d engine) */ static bool fd_blitter_pipe_copy_region(struct fd_context *ctx, struct pipe_resource *dst, unsigned dst_level, unsigned dstx, unsigned dsty, unsigned dstz, struct pipe_resource *src, unsigned src_level, const struct pipe_box *src_box) { /* not until we allow rendertargets to be buffers */ if (dst->target == PIPE_BUFFER || src->target == PIPE_BUFFER) return false; if (!util_blitter_is_copy_supported(ctx->blitter, dst, src)) return false; fd_blitter_pipe_begin(ctx); util_blitter_copy_texture(ctx->blitter, dst, dst_level, dstx, dsty, dstz, src, src_level, src_box); fd_blitter_pipe_end(ctx); return true; } /** * Copy a block of pixels from one resource to another. * The resource must be of the same format. * Resources with nr_samples > 1 are not allowed. */ static void fd_resource_copy_region(struct pipe_context *pctx, struct pipe_resource *dst, unsigned dst_level, unsigned dstx, unsigned dsty, unsigned dstz, struct pipe_resource *src, unsigned src_level, const struct pipe_box *src_box) { struct fd_context *ctx = fd_context(pctx); /* TODO if we have 2d core, or other DMA engine that could be used * for simple copies and reasonably easily synchronized with the 3d * core, this is where we'd plug it in.. */ /* try blit on 3d pipe: */ if (fd_blitter_pipe_copy_region(ctx, dst, dst_level, dstx, dsty, dstz, src, src_level, src_box)) return; /* else fallback to pure sw: */ util_resource_copy_region(pctx, dst, dst_level, dstx, dsty, dstz, src, src_level, src_box); } /** * Optimal hardware path for blitting pixels. * Scaling, format conversion, up- and downsampling (resolve) are allowed. */ static void fd_blit(struct pipe_context *pctx, const struct pipe_blit_info *blit_info) { struct fd_context *ctx = fd_context(pctx); struct pipe_blit_info info = *blit_info; if (info.src.resource->nr_samples > 1 && info.dst.resource->nr_samples <= 1 && !util_format_is_depth_or_stencil(info.src.resource->format) && !util_format_is_pure_integer(info.src.resource->format)) { DBG("color resolve unimplemented"); return; } if (util_try_blit_via_copy_region(pctx, &info)) { return; /* done */ } if (info.mask & PIPE_MASK_S) { DBG("cannot blit stencil, skipping"); info.mask &= ~PIPE_MASK_S; } if (!util_blitter_is_blit_supported(ctx->blitter, &info)) { DBG("blit unsupported %s -> %s", util_format_short_name(info.src.resource->format), util_format_short_name(info.dst.resource->format)); return; } fd_blitter_pipe_begin(ctx); util_blitter_blit(ctx->blitter, &info); fd_blitter_pipe_end(ctx); } static void 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_rasterizer(ctx->blitter, ctx->rasterizer); util_blitter_save_viewport(ctx->blitter, &ctx->viewport); util_blitter_save_scissor(ctx->blitter, &ctx->scissor); util_blitter_save_fragment_shader(ctx->blitter, ctx->prog.fp); util_blitter_save_blend(ctx->blitter, ctx->blend); util_blitter_save_depth_stencil_alpha(ctx->blitter, ctx->zsa); util_blitter_save_stencil_ref(ctx->blitter, &ctx->stencil_ref); util_blitter_save_sample_mask(ctx->blitter, ctx->sample_mask); util_blitter_save_framebuffer(ctx->blitter, &ctx->framebuffer); util_blitter_save_fragment_sampler_states(ctx->blitter, ctx->fragtex.num_samplers, (void **)ctx->fragtex.samplers); util_blitter_save_fragment_sampler_views(ctx->blitter, ctx->fragtex.num_textures, ctx->fragtex.textures); fd_hw_query_set_stage(ctx, ctx->ring, FD_STAGE_BLIT); } static void fd_blitter_pipe_end(struct fd_context *ctx) { fd_hw_query_set_stage(ctx, ctx->ring, FD_STAGE_NULL); } static void fd_flush_resource(struct pipe_context *pctx, struct pipe_resource *prsc) { struct fd_resource *rsc = fd_resource(prsc); if (rsc->dirty) fd_context_render(pctx); } void fd_resource_screen_init(struct pipe_screen *pscreen) { pscreen->resource_create = fd_resource_create; pscreen->resource_from_handle = fd_resource_from_handle; pscreen->resource_get_handle = u_resource_get_handle_vtbl; pscreen->resource_destroy = u_resource_destroy_vtbl; } void fd_resource_context_init(struct pipe_context *pctx) { pctx->transfer_map = u_transfer_map_vtbl; pctx->transfer_flush_region = u_transfer_flush_region_vtbl; pctx->transfer_unmap = u_transfer_unmap_vtbl; pctx->transfer_inline_write = u_transfer_inline_write_vtbl; pctx->create_surface = fd_create_surface; pctx->surface_destroy = fd_surface_destroy; pctx->resource_copy_region = fd_resource_copy_region; pctx->blit = fd_blit; pctx->flush_resource = fd_flush_resource; }