/* * Copyright (c) 2017-2019 Lima Project * * 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, sub license, * 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 NON-INFRINGEMENT. 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 "util/u_memory.h" #include "util/u_blitter.h" #include "util/format/u_format.h" #include "util/u_inlines.h" #include "util/u_math.h" #include "util/u_debug.h" #include "util/u_transfer.h" #include "util/u_surface.h" #include "util/hash_table.h" #include "util/u_drm.h" #include "renderonly/renderonly.h" #include "state_tracker/drm_driver.h" #include "drm-uapi/drm_fourcc.h" #include "drm-uapi/lima_drm.h" #include "lima_screen.h" #include "lima_context.h" #include "lima_resource.h" #include "lima_bo.h" #include "lima_util.h" #include "pan_tiling.h" static struct pipe_resource * lima_resource_create_scanout(struct pipe_screen *pscreen, const struct pipe_resource *templat, unsigned width, unsigned height) { struct lima_screen *screen = lima_screen(pscreen); struct renderonly_scanout *scanout; struct winsys_handle handle; struct pipe_resource *pres; struct pipe_resource scanout_templat = *templat; scanout_templat.width0 = width; scanout_templat.height0 = height; scanout_templat.screen = pscreen; scanout = renderonly_scanout_for_resource(&scanout_templat, screen->ro, &handle); if (!scanout) return NULL; assert(handle.type == WINSYS_HANDLE_TYPE_FD); pres = pscreen->resource_from_handle(pscreen, templat, &handle, PIPE_HANDLE_USAGE_FRAMEBUFFER_WRITE); close(handle.handle); if (!pres) { renderonly_scanout_destroy(scanout, screen->ro); return NULL; } struct lima_resource *res = lima_resource(pres); res->scanout = scanout; return pres; } static uint32_t setup_miptree(struct lima_resource *res, unsigned width0, unsigned height0, bool should_align_dimensions) { struct pipe_resource *pres = &res->base; unsigned level; unsigned width = width0; unsigned height = height0; unsigned depth = pres->depth0; uint32_t size = 0; for (level = 0; level <= pres->last_level; level++) { uint32_t actual_level_size; uint32_t stride; unsigned aligned_width; unsigned aligned_height; if (should_align_dimensions) { aligned_width = align(width, 16); aligned_height = align(height, 16); } else { aligned_width = width; aligned_height = height; } stride = util_format_get_stride(pres->format, aligned_width); actual_level_size = stride * util_format_get_nblocksy(pres->format, aligned_height) * pres->array_size * depth; res->levels[level].width = aligned_width; res->levels[level].stride = stride; res->levels[level].offset = size; res->levels[level].layer_stride = util_format_get_stride(pres->format, align(width, 16)) * align(height, 16); /* The start address of each level <= 10 must be 64-aligned * in order to be able to pass the addresses * to the hardware. * The start addresses of level 11 and level 12 are passed * implicitely: they start at an offset of respectively * 0x0400 and 0x0800 from the start address of level 10 */ if (level < 10) size += align(actual_level_size, 64); else if (level != pres->last_level) size += 0x0400; else size += actual_level_size; /* Save some memory */ width = u_minify(width, 1); height = u_minify(height, 1); depth = u_minify(depth, 1); } return size; } static struct pipe_resource * lima_resource_create_bo(struct pipe_screen *pscreen, const struct pipe_resource *templat, unsigned width, unsigned height, bool should_align_dimensions) { struct lima_screen *screen = lima_screen(pscreen); struct lima_resource *res; struct pipe_resource *pres; res = CALLOC_STRUCT(lima_resource); if (!res) return NULL; res->base = *templat; res->base.screen = pscreen; pipe_reference_init(&res->base.reference, 1); pres = &res->base; uint32_t size = setup_miptree(res, width, height, should_align_dimensions); size = align(size, LIMA_PAGE_SIZE); res->bo = lima_bo_create(screen, size, 0); if (!res->bo) { FREE(res); return NULL; } return pres; } static struct pipe_resource * _lima_resource_create_with_modifiers(struct pipe_screen *pscreen, const struct pipe_resource *templat, const uint64_t *modifiers, int count) { struct lima_screen *screen = lima_screen(pscreen); bool should_tile = true; unsigned width, height; bool should_align_dimensions; bool has_user_modifiers = true; if (count == 1 && modifiers[0] == DRM_FORMAT_MOD_INVALID) has_user_modifiers = false; /* VBOs/PBOs are untiled (and 1 height). */ if (templat->target == PIPE_BUFFER) should_tile = false; if (templat->bind & (PIPE_BIND_LINEAR | PIPE_BIND_SCANOUT)) should_tile = false; if (drm_find_modifier(DRM_FORMAT_MOD_LINEAR, modifiers, count)) should_tile = false; if (has_user_modifiers && !drm_find_modifier(DRM_FORMAT_MOD_ARM_16X16_BLOCK_U_INTERLEAVED, modifiers, count)) should_tile = false; if (should_tile || (templat->bind & PIPE_BIND_RENDER_TARGET) || (templat->bind & PIPE_BIND_DEPTH_STENCIL)) { should_align_dimensions = true; width = align(templat->width0, 16); height = align(templat->height0, 16); } else { should_align_dimensions = false; width = templat->width0; height = templat->height0; } struct pipe_resource *pres; if (screen->ro && (templat->bind & PIPE_BIND_SCANOUT)) pres = lima_resource_create_scanout(pscreen, templat, width, height); else pres = lima_resource_create_bo(pscreen, templat, width, height, should_align_dimensions); if (pres) { struct lima_resource *res = lima_resource(pres); res->tiled = should_tile; debug_printf("%s: pres=%p width=%u height=%u depth=%u target=%d " "bind=%x usage=%d tile=%d last_level=%d\n", __func__, pres, pres->width0, pres->height0, pres->depth0, pres->target, pres->bind, pres->usage, should_tile, templat->last_level); } return pres; } static struct pipe_resource * lima_resource_create(struct pipe_screen *pscreen, const struct pipe_resource *templat) { const uint64_t mod = DRM_FORMAT_MOD_INVALID; return _lima_resource_create_with_modifiers(pscreen, templat, &mod, 1); } static struct pipe_resource * lima_resource_create_with_modifiers(struct pipe_screen *pscreen, const struct pipe_resource *templat, const uint64_t *modifiers, int count) { struct pipe_resource tmpl = *templat; /* gbm_bo_create_with_modifiers & gbm_surface_create_with_modifiers * don't have usage parameter, but buffer created by these functions * may be used for scanout. So we assume buffer created by this * function always enable scanout if linear modifier is permitted. */ if (drm_find_modifier(DRM_FORMAT_MOD_LINEAR, modifiers, count)) tmpl.bind |= PIPE_BIND_SCANOUT; return _lima_resource_create_with_modifiers(pscreen, &tmpl, modifiers, count); } static void lima_resource_destroy(struct pipe_screen *pscreen, struct pipe_resource *pres) { struct lima_screen *screen = lima_screen(pscreen); struct lima_resource *res = lima_resource(pres); if (res->bo) lima_bo_unreference(res->bo); if (res->scanout) renderonly_scanout_destroy(res->scanout, screen->ro); if (res->damage.region) FREE(res->damage.region); FREE(res); } static struct pipe_resource * lima_resource_from_handle(struct pipe_screen *pscreen, const struct pipe_resource *templat, struct winsys_handle *handle, unsigned usage) { struct lima_resource *res; struct lima_screen *screen = lima_screen(pscreen); res = CALLOC_STRUCT(lima_resource); if (!res) return NULL; struct pipe_resource *pres = &res->base; *pres = *templat; pres->screen = pscreen; pipe_reference_init(&pres->reference, 1); res->levels[0].offset = 0; res->levels[0].stride = handle->stride; res->bo = lima_bo_import(screen, handle); if (!res->bo) { FREE(res); return NULL; } /* check alignment for the buffer */ if (pres->bind & PIPE_BIND_RENDER_TARGET) { unsigned width, height, stride, size; width = align(pres->width0, 16); height = align(pres->height0, 16); stride = util_format_get_stride(pres->format, width); size = util_format_get_2d_size(pres->format, stride, height); if (res->levels[0].stride != stride || res->bo->size < size) { debug_error("import buffer not properly aligned\n"); goto err_out; } res->levels[0].width = width; } else res->levels[0].width = pres->width0; switch (handle->modifier) { case DRM_FORMAT_MOD_LINEAR: res->tiled = false; break; case DRM_FORMAT_MOD_ARM_16X16_BLOCK_U_INTERLEAVED: res->tiled = true; break; case DRM_FORMAT_MOD_INVALID: res->tiled = screen->ro == NULL; break; default: fprintf(stderr, "Attempted to import unsupported modifier 0x%llx\n", (long long)handle->modifier); goto err_out; } return pres; err_out: lima_resource_destroy(pscreen, pres); return NULL; } static bool lima_resource_get_handle(struct pipe_screen *pscreen, struct pipe_context *pctx, struct pipe_resource *pres, struct winsys_handle *handle, unsigned usage) { struct lima_screen *screen = lima_screen(pscreen); struct lima_resource *res = lima_resource(pres); if (res->tiled) handle->modifier = DRM_FORMAT_MOD_ARM_16X16_BLOCK_U_INTERLEAVED; else handle->modifier = DRM_FORMAT_MOD_LINEAR; if (handle->type == WINSYS_HANDLE_TYPE_KMS && screen->ro && renderonly_get_handle(res->scanout, handle)) return true; if (!lima_bo_export(res->bo, handle)) return false; handle->stride = res->levels[0].stride; return true; } static void get_scissor_from_box(struct pipe_scissor_state *s, const struct pipe_box *b, int h) { int y = h - (b->y + b->height); /* region in tile unit */ s->minx = b->x >> 4; s->miny = y >> 4; s->maxx = (b->x + b->width + 0xf) >> 4; s->maxy = (y + b->height + 0xf) >> 4; } static void get_damage_bound_box(struct pipe_resource *pres, const struct pipe_box *rects, unsigned int nrects, struct pipe_scissor_state *bound) { struct pipe_box b = rects[0]; for (int i = 1; i < nrects; i++) u_box_union_2d(&b, &b, rects + i); int ret = u_box_clip_2d(&b, &b, pres->width0, pres->height0); if (ret < 0) memset(bound, 0, sizeof(*bound)); else get_scissor_from_box(bound, &b, pres->height0); } static void lima_resource_set_damage_region(struct pipe_screen *pscreen, struct pipe_resource *pres, unsigned int nrects, const struct pipe_box *rects) { struct lima_resource *res = lima_resource(pres); struct lima_damage_region *damage = &res->damage; int i; if (damage->region) { FREE(damage->region); damage->region = NULL; damage->num_region = 0; } if (!nrects) return; /* check full damage * * TODO: currently only check if there is any single damage * region that can cover the full render target; there may * be some accurate way, but a single window size damage * region is most of the case from weston */ for (i = 0; i < nrects; i++) { if (rects[i].x <= 0 && rects[i].y <= 0 && rects[i].x + rects[i].width >= pres->width0 && rects[i].y + rects[i].height >= pres->height0) return; } struct pipe_scissor_state *bound = &damage->bound; get_damage_bound_box(pres, rects, nrects, bound); damage->region = CALLOC(nrects, sizeof(*damage->region)); if (!damage->region) return; for (i = 0; i < nrects; i++) get_scissor_from_box(damage->region + i, rects + i, pres->height0); /* is region aligned to tiles? */ damage->aligned = true; for (i = 0; i < nrects; i++) { if (rects[i].x & 0xf || rects[i].y & 0xf || rects[i].width & 0xf || rects[i].height & 0xf) { damage->aligned = false; break; } } damage->num_region = nrects; } void lima_resource_screen_init(struct lima_screen *screen) { screen->base.resource_create = lima_resource_create; screen->base.resource_create_with_modifiers = lima_resource_create_with_modifiers; screen->base.resource_from_handle = lima_resource_from_handle; screen->base.resource_destroy = lima_resource_destroy; screen->base.resource_get_handle = lima_resource_get_handle; screen->base.set_damage_region = lima_resource_set_damage_region; } static struct pipe_surface * lima_surface_create(struct pipe_context *pctx, struct pipe_resource *pres, const struct pipe_surface *surf_tmpl) { struct lima_surface *surf = CALLOC_STRUCT(lima_surface); if (!surf) return NULL; assert(surf_tmpl->u.tex.first_layer == surf_tmpl->u.tex.last_layer); struct pipe_surface *psurf = &surf->base; unsigned level = surf_tmpl->u.tex.level; pipe_reference_init(&psurf->reference, 1); pipe_resource_reference(&psurf->texture, pres); psurf->context = pctx; psurf->format = surf_tmpl->format; psurf->width = u_minify(pres->width0, level); psurf->height = u_minify(pres->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; surf->tiled_w = align(psurf->width, 16) >> 4; surf->tiled_h = align(psurf->height, 16) >> 4; surf->reload = true; struct lima_context *ctx = lima_context(pctx); if (ctx->plb_pp_stream) { struct lima_ctx_plb_pp_stream_key key = { .tiled_w = surf->tiled_w, .tiled_h = surf->tiled_h, }; for (int i = 0; i < lima_ctx_num_plb; i++) { key.plb_index = i; struct hash_entry *entry = _mesa_hash_table_search(ctx->plb_pp_stream, &key); if (entry) { struct lima_ctx_plb_pp_stream *s = entry->data; s->refcnt++; } else { struct lima_ctx_plb_pp_stream *s = ralloc(ctx->plb_pp_stream, struct lima_ctx_plb_pp_stream); s->key.plb_index = i; s->key.tiled_w = surf->tiled_w; s->key.tiled_h = surf->tiled_h; s->refcnt = 1; s->bo = NULL; _mesa_hash_table_insert(ctx->plb_pp_stream, &s->key, s); } } } return &surf->base; } static void lima_surface_destroy(struct pipe_context *pctx, struct pipe_surface *psurf) { struct lima_surface *surf = lima_surface(psurf); /* psurf->context may be not equal with pctx (i.e. glxinfo) */ struct lima_context *ctx = lima_context(psurf->context); if (ctx->plb_pp_stream) { struct lima_ctx_plb_pp_stream_key key = { .tiled_w = surf->tiled_w, .tiled_h = surf->tiled_h, }; for (int i = 0; i < lima_ctx_num_plb; i++) { key.plb_index = i; struct hash_entry *entry = _mesa_hash_table_search(ctx->plb_pp_stream, &key); struct lima_ctx_plb_pp_stream *s = entry->data; if (--s->refcnt == 0) { if (s->bo) lima_bo_unreference(s->bo); _mesa_hash_table_remove(ctx->plb_pp_stream, entry); ralloc_free(s); } } } pipe_resource_reference(&psurf->texture, NULL); FREE(surf); } static void * lima_transfer_map(struct pipe_context *pctx, struct pipe_resource *pres, unsigned level, unsigned usage, const struct pipe_box *box, struct pipe_transfer **pptrans) { struct lima_context *ctx = lima_context(pctx); struct lima_resource *res = lima_resource(pres); struct lima_bo *bo = res->bo; struct lima_transfer *trans; struct pipe_transfer *ptrans; /* No direct mappings of tiled, since we need to manually * tile/untile. */ if (res->tiled && (usage & PIPE_TRANSFER_MAP_DIRECTLY)) return NULL; /* use once buffers are made sure to not read/write overlapped * range, so no need to sync */ if (pres->usage != PIPE_USAGE_STREAM) { if (usage & PIPE_TRANSFER_READ_WRITE) { if (lima_need_flush(ctx, bo, usage & PIPE_TRANSFER_WRITE)) lima_flush(ctx); unsigned op = usage & PIPE_TRANSFER_WRITE ? LIMA_GEM_WAIT_WRITE : LIMA_GEM_WAIT_READ; lima_bo_wait(bo, op, PIPE_TIMEOUT_INFINITE); } } if (!lima_bo_map(bo)) return NULL; trans = slab_alloc(&ctx->transfer_pool); if (!trans) return NULL; memset(trans, 0, sizeof(*trans)); ptrans = &trans->base; pipe_resource_reference(&ptrans->resource, pres); ptrans->level = level; ptrans->usage = usage; ptrans->box = *box; *pptrans = ptrans; if (res->tiled) { ptrans->stride = util_format_get_stride(pres->format, ptrans->box.width); ptrans->layer_stride = ptrans->stride * ptrans->box.height; trans->staging = malloc(ptrans->stride * ptrans->box.height * ptrans->box.depth); if (usage & PIPE_TRANSFER_READ) { unsigned i; for (i = 0; i < ptrans->box.depth; i++) panfrost_load_tiled_image( trans->staging + i * ptrans->stride * ptrans->box.height, bo->map + res->levels[level].offset + (i + box->z) * res->levels[level].layer_stride, &ptrans->box, ptrans->stride, res->levels[level].stride, util_format_get_blocksize(pres->format)); } return trans->staging; } else { ptrans->stride = res->levels[level].stride; ptrans->layer_stride = res->levels[level].layer_stride; return bo->map + res->levels[level].offset + box->z * res->levels[level].layer_stride + box->y / util_format_get_blockheight(pres->format) * ptrans->stride + box->x / util_format_get_blockwidth(pres->format) * util_format_get_blocksize(pres->format); } } static void lima_transfer_flush_region(struct pipe_context *pctx, struct pipe_transfer *ptrans, const struct pipe_box *box) { } static void lima_transfer_unmap(struct pipe_context *pctx, struct pipe_transfer *ptrans) { struct lima_context *ctx = lima_context(pctx); struct lima_transfer *trans = lima_transfer(ptrans); struct lima_resource *res = lima_resource(ptrans->resource); struct lima_bo *bo = res->bo; struct pipe_resource *pres; if (trans->staging) { pres = &res->base; if (ptrans->usage & PIPE_TRANSFER_WRITE) { unsigned i; for (i = 0; i < ptrans->box.depth; i++) panfrost_store_tiled_image( bo->map + res->levels[ptrans->level].offset + (i + ptrans->box.z) * res->levels[ptrans->level].layer_stride, trans->staging + i * ptrans->stride * ptrans->box.height, &ptrans->box, res->levels[ptrans->level].stride, ptrans->stride, util_format_get_blocksize(pres->format)); } free(trans->staging); } pipe_resource_reference(&ptrans->resource, NULL); slab_free(&ctx->transfer_pool, trans); } static void lima_util_blitter_save_states(struct lima_context *ctx) { util_blitter_save_blend(ctx->blitter, (void *)ctx->blend); util_blitter_save_depth_stencil_alpha(ctx->blitter, (void *)ctx->zsa); util_blitter_save_stencil_ref(ctx->blitter, &ctx->stencil_ref); util_blitter_save_rasterizer(ctx->blitter, (void *)ctx->rasterizer); util_blitter_save_fragment_shader(ctx->blitter, ctx->fs); util_blitter_save_vertex_shader(ctx->blitter, ctx->vs); util_blitter_save_viewport(ctx->blitter, &ctx->viewport.transform); util_blitter_save_scissor(ctx->blitter, &ctx->scissor); util_blitter_save_vertex_elements(ctx->blitter, ctx->vertex_elements); util_blitter_save_vertex_buffer_slot(ctx->blitter, ctx->vertex_buffers.vb); util_blitter_save_framebuffer(ctx->blitter, &ctx->framebuffer.base); util_blitter_save_fragment_sampler_states(ctx->blitter, ctx->tex_stateobj.num_samplers, (void**)ctx->tex_stateobj.samplers); util_blitter_save_fragment_sampler_views(ctx->blitter, ctx->tex_stateobj.num_textures, ctx->tex_stateobj.textures); } static void lima_blit(struct pipe_context *pctx, const struct pipe_blit_info *blit_info) { struct lima_context *ctx = lima_context(pctx); struct pipe_blit_info info = *blit_info; if (util_try_blit_via_copy_region(pctx, &info)) { return; /* done */ } if (info.mask & PIPE_MASK_S) { debug_printf("lima: cannot blit stencil, skipping\n"); info.mask &= ~PIPE_MASK_S; } if (!util_blitter_is_blit_supported(ctx->blitter, &info)) { debug_printf("lima: blit unsupported %s -> %s\n", util_format_short_name(info.src.resource->format), util_format_short_name(info.dst.resource->format)); return; } lima_util_blitter_save_states(ctx); util_blitter_blit(ctx->blitter, &info); } static void lima_flush_resource(struct pipe_context *pctx, struct pipe_resource *resource) { } void lima_resource_context_init(struct lima_context *ctx) { ctx->base.create_surface = lima_surface_create; ctx->base.surface_destroy = lima_surface_destroy; /* TODO: optimize these functions to read/write data directly * from/to target instead of creating a staging memory for tiled * buffer indirectly */ ctx->base.buffer_subdata = u_default_buffer_subdata; ctx->base.texture_subdata = u_default_texture_subdata; ctx->base.resource_copy_region = util_resource_copy_region; ctx->base.blit = lima_blit; ctx->base.transfer_map = lima_transfer_map; ctx->base.transfer_flush_region = lima_transfer_flush_region; ctx->base.transfer_unmap = lima_transfer_unmap; ctx->base.flush_resource = lima_flush_resource; }