/* * Copyright © 2014 Broadcom * 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. */ #include #include "util/u_memory.h" #include "util/u_format.h" #include "util/u_inlines.h" #include "util/u_surface.h" #include "util/u_blitter.h" #include "vc4_screen.h" #include "vc4_context.h" #include "vc4_resource.h" static void vc4_resource_transfer_unmap(struct pipe_context *pctx, struct pipe_transfer *ptrans) { struct vc4_context *vc4 = vc4_context(pctx); pipe_resource_reference(&ptrans->resource, NULL); util_slab_free(&vc4->transfer_pool, ptrans); } static void * vc4_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 vc4_context *vc4 = vc4_context(pctx); struct vc4_resource *rsc = vc4_resource(prsc); struct pipe_transfer *ptrans; enum pipe_format format = prsc->format; char *buf; vc4_flush_for_bo(pctx, rsc->bo); ptrans = util_slab_alloc(&vc4->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 = rsc->slices[level].stride; ptrans->layer_stride = ptrans->stride; /* Note that the current kernel implementation is synchronous, so no * need to do syncing stuff here yet. */ buf = vc4_bo_map(rsc->bo); if (!buf) { fprintf(stderr, "Failed to map bo\n"); goto fail; } *pptrans = ptrans; return buf + rsc->slices[level].offset + box->y / util_format_get_blockheight(format) * ptrans->stride + box->x / util_format_get_blockwidth(format) * rsc->cpp + box->z * rsc->slices[level].size0; fail: vc4_resource_transfer_unmap(pctx, ptrans); return NULL; } static void vc4_resource_destroy(struct pipe_screen *pscreen, struct pipe_resource *prsc) { struct vc4_resource *rsc = vc4_resource(prsc); vc4_bo_unreference(&rsc->bo); free(rsc); } static boolean vc4_resource_get_handle(struct pipe_screen *pscreen, struct pipe_resource *prsc, struct winsys_handle *handle) { struct vc4_resource *rsc = vc4_resource(prsc); return vc4_screen_bo_get_handle(pscreen, rsc->bo, rsc->slices[0].stride, handle); } static const struct u_resource_vtbl vc4_resource_vtbl = { .resource_get_handle = vc4_resource_get_handle, .resource_destroy = vc4_resource_destroy, .transfer_map = vc4_resource_transfer_map, .transfer_flush_region = u_default_transfer_flush_region, .transfer_unmap = vc4_resource_transfer_unmap, .transfer_inline_write = u_default_transfer_inline_write, }; static void vc4_setup_slices(struct vc4_resource *rsc) { struct pipe_resource *prsc = &rsc->base.b; uint32_t width = prsc->width0; uint32_t height = prsc->height0; uint32_t depth = prsc->depth0; uint32_t offset = 0; for (int i = prsc->last_level; i >= 0; i--) { struct vc4_resource_slice *slice = &rsc->slices[i]; uint32_t level_width = u_minify(width, i); uint32_t level_height = u_minify(height, i); slice->offset = offset; slice->stride = align(level_width * rsc->cpp, 16); slice->size0 = level_height * slice->stride; /* Note, since we have cubes but no 3D, depth is invariant * with miplevel. */ offset += slice->size0 * depth; } /* XXX: align level 0 offset? */ } static struct vc4_resource * vc4_resource_setup(struct pipe_screen *pscreen, const struct pipe_resource *tmpl) { struct vc4_resource *rsc = CALLOC_STRUCT(vc4_resource); if (!rsc) return NULL; struct pipe_resource *prsc = &rsc->base.b; *prsc = *tmpl; pipe_reference_init(&prsc->reference, 1); prsc->screen = pscreen; rsc->base.vtbl = &vc4_resource_vtbl; rsc->cpp = util_format_get_blocksize(tmpl->format); assert(rsc->cpp); return rsc; } static struct pipe_resource * vc4_resource_create(struct pipe_screen *pscreen, const struct pipe_resource *tmpl) { struct vc4_resource *rsc = vc4_resource_setup(pscreen, tmpl); struct pipe_resource *prsc = &rsc->base.b; vc4_setup_slices(rsc); rsc->tiling = VC4_TILING_FORMAT_LINEAR; rsc->bo = vc4_bo_alloc(vc4_screen(pscreen), rsc->slices[0].offset + rsc->slices[0].size0 * prsc->depth0, "resource"); if (!rsc->bo) goto fail; return prsc; fail: vc4_resource_destroy(pscreen, prsc); return NULL; } static struct pipe_resource * vc4_resource_from_handle(struct pipe_screen *pscreen, const struct pipe_resource *tmpl, struct winsys_handle *handle) { struct vc4_resource *rsc = vc4_resource_setup(pscreen, tmpl); struct pipe_resource *prsc = &rsc->base.b; struct vc4_resource_slice *slice = &rsc->slices[0]; if (!rsc) return NULL; rsc->tiling = VC4_TILING_FORMAT_LINEAR; rsc->bo = vc4_screen_bo_from_handle(pscreen, handle, &slice->stride); if (!rsc->bo) goto fail; #ifdef USE_VC4_SIMULATOR slice->stride = align(prsc->width0 * rsc->cpp, 16); #endif return prsc; fail: vc4_resource_destroy(pscreen, prsc); return NULL; } static struct pipe_surface * vc4_create_surface(struct pipe_context *pctx, struct pipe_resource *ptex, const struct pipe_surface *surf_tmpl) { struct vc4_surface *surface = CALLOC_STRUCT(vc4_surface); if (!surface) return NULL; assert(surf_tmpl->u.tex.first_layer == surf_tmpl->u.tex.last_layer); struct pipe_surface *psurf = &surface->base; unsigned level = surf_tmpl->u.tex.level; pipe_reference_init(&psurf->reference, 1); pipe_resource_reference(&psurf->texture, ptex); psurf->context = pctx; psurf->format = surf_tmpl->format; psurf->width = u_minify(ptex->width0, level); psurf->height = u_minify(ptex->height0, level); psurf->u.tex.level = level; psurf->u.tex.first_layer = surf_tmpl->u.tex.first_layer; psurf->u.tex.last_layer = surf_tmpl->u.tex.last_layer; return &surface->base; } static void vc4_surface_destroy(struct pipe_context *pctx, struct pipe_surface *psurf) { pipe_resource_reference(&psurf->texture, NULL); FREE(psurf); } static void vc4_flush_resource(struct pipe_context *pctx, struct pipe_resource *resource) { struct vc4_context *vc4 = vc4_context(pctx); /* XXX: Skip this if we don't have any queued drawing to it. */ vc4->base.flush(pctx, NULL, 0); } static bool render_blit(struct pipe_context *ctx, struct pipe_blit_info *info) { struct vc4_context *vc4 = vc4_context(ctx); if (!util_blitter_is_blit_supported(vc4->blitter, info)) { fprintf(stderr, "blit unsupported %s -> %s", util_format_short_name(info->src.resource->format), util_format_short_name(info->dst.resource->format)); return false; } util_blitter_save_vertex_buffer_slot(vc4->blitter, vc4->vertexbuf.vb); util_blitter_save_vertex_elements(vc4->blitter, vc4->vtx); util_blitter_save_vertex_shader(vc4->blitter, vc4->prog.vs); util_blitter_save_rasterizer(vc4->blitter, vc4->rasterizer); util_blitter_save_viewport(vc4->blitter, &vc4->viewport); util_blitter_save_scissor(vc4->blitter, &vc4->scissor); util_blitter_save_fragment_shader(vc4->blitter, vc4->prog.fs); util_blitter_save_blend(vc4->blitter, vc4->blend); util_blitter_save_depth_stencil_alpha(vc4->blitter, vc4->zsa); util_blitter_save_stencil_ref(vc4->blitter, &vc4->stencil_ref); util_blitter_save_sample_mask(vc4->blitter, vc4->sample_mask); util_blitter_save_framebuffer(vc4->blitter, &vc4->framebuffer); util_blitter_save_fragment_sampler_states(vc4->blitter, vc4->fragtex.num_samplers, (void **)vc4->fragtex.samplers); util_blitter_save_fragment_sampler_views(vc4->blitter, vc4->fragtex.num_textures, vc4->fragtex.textures); util_blitter_blit(vc4->blitter, info); return true; } /* Optimal hardware path for blitting pixels. * Scaling, format conversion, up- and downsampling (resolve) are allowed. */ static void vc4_blit(struct pipe_context *pctx, const struct pipe_blit_info *blit_info) { 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)) { fprintf(stderr, "color resolve unimplemented"); return; } if (util_try_blit_via_copy_region(pctx, &info)) { return; /* done */ } if (info.mask & PIPE_MASK_S) { fprintf(stderr, "cannot blit stencil, skipping"); info.mask &= ~PIPE_MASK_S; } render_blit(pctx, &info); } void vc4_resource_screen_init(struct pipe_screen *pscreen) { pscreen->resource_create = vc4_resource_create; pscreen->resource_from_handle = vc4_resource_from_handle; pscreen->resource_get_handle = u_resource_get_handle_vtbl; pscreen->resource_destroy = u_resource_destroy_vtbl; } void vc4_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 = vc4_create_surface; pctx->surface_destroy = vc4_surface_destroy; pctx->resource_copy_region = util_resource_copy_region; pctx->blit = vc4_blit; pctx->flush_resource = vc4_flush_resource; }