| /* -*- mode: C; c-file-style: "k&r"; tab-width 4; indent-tabs-mode: t; -*- */ |
| |
| /* |
| * 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 "util/u_format.h" |
| #include "util/u_format_rgtc.h" |
| #include "util/u_format_zs.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 <errno.h> |
| |
| /* XXX this should go away, needed for 'struct winsys_handle' */ |
| #include "state_tracker/drm_driver.h" |
| |
| static bool |
| pending(struct fd_resource *rsc, enum fd_resource_status status) |
| { |
| return (rsc->status & status) || |
| (rsc->stencil && (rsc->stencil->status & status)); |
| } |
| |
| static void |
| fd_invalidate_resource(struct fd_context *ctx, struct pipe_resource *prsc) |
| { |
| int i; |
| |
| /* Go through the entire state and see if the resource is bound |
| * anywhere. If it is, mark the relevant state as dirty. This is called on |
| * realloc_bo. |
| */ |
| |
| /* Constbufs */ |
| for (i = 1; i < PIPE_MAX_CONSTANT_BUFFERS && !(ctx->dirty & FD_DIRTY_CONSTBUF); i++) { |
| if (ctx->constbuf[PIPE_SHADER_VERTEX].cb[i].buffer == prsc) |
| ctx->dirty |= FD_DIRTY_CONSTBUF; |
| if (ctx->constbuf[PIPE_SHADER_FRAGMENT].cb[i].buffer == prsc) |
| ctx->dirty |= FD_DIRTY_CONSTBUF; |
| } |
| |
| /* VBOs */ |
| for (i = 0; i < ctx->vtx.vertexbuf.count && !(ctx->dirty & FD_DIRTY_VTXBUF); i++) { |
| if (ctx->vtx.vertexbuf.vb[i].buffer == prsc) |
| ctx->dirty |= FD_DIRTY_VTXBUF; |
| } |
| |
| /* Index buffer */ |
| if (ctx->indexbuf.buffer == prsc) |
| ctx->dirty |= FD_DIRTY_INDEXBUF; |
| |
| /* Textures */ |
| for (i = 0; i < ctx->verttex.num_textures && !(ctx->dirty & FD_DIRTY_VERTTEX); i++) { |
| if (ctx->verttex.textures[i] && (ctx->verttex.textures[i]->texture == prsc)) |
| ctx->dirty |= FD_DIRTY_VERTTEX; |
| } |
| for (i = 0; i < ctx->fragtex.num_textures && !(ctx->dirty & FD_DIRTY_FRAGTEX); i++) { |
| if (ctx->fragtex.textures[i] && (ctx->fragtex.textures[i]->texture == prsc)) |
| ctx->dirty |= FD_DIRTY_FRAGTEX; |
| } |
| } |
| |
| 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->status = 0; |
| rsc->pending_ctx = NULL; |
| list_delinit(&rsc->list); |
| util_range_set_empty(&rsc->valid_buffer_range); |
| } |
| |
| static unsigned |
| fd_resource_layer_offset(struct fd_resource *rsc, |
| struct fd_resource_slice *slice, |
| unsigned layer) |
| { |
| if (rsc->layer_first) |
| return layer * rsc->layer_size; |
| else |
| return layer * slice->size0; |
| } |
| |
| static void |
| fd_resource_flush_z32s8(struct fd_transfer *trans, const struct pipe_box *box) |
| { |
| struct fd_resource *rsc = fd_resource(trans->base.resource); |
| struct fd_resource_slice *slice = fd_resource_slice(rsc, trans->base.level); |
| struct fd_resource_slice *sslice = fd_resource_slice(rsc->stencil, trans->base.level); |
| enum pipe_format format = trans->base.resource->format; |
| |
| float *depth = fd_bo_map(rsc->bo) + slice->offset + |
| fd_resource_layer_offset(rsc, slice, trans->base.box.z) + |
| (trans->base.box.y + box->y) * slice->pitch * 4 + (trans->base.box.x + box->x) * 4; |
| uint8_t *stencil = fd_bo_map(rsc->stencil->bo) + sslice->offset + |
| fd_resource_layer_offset(rsc->stencil, sslice, trans->base.box.z) + |
| (trans->base.box.y + box->y) * sslice->pitch + trans->base.box.x + box->x; |
| |
| if (format != PIPE_FORMAT_X32_S8X24_UINT) |
| util_format_z32_float_s8x24_uint_unpack_z_float( |
| depth, slice->pitch * 4, |
| trans->staging, trans->base.stride, |
| box->width, box->height); |
| |
| util_format_z32_float_s8x24_uint_unpack_s_8uint( |
| stencil, sslice->pitch, |
| trans->staging, trans->base.stride, |
| box->width, box->height); |
| } |
| |
| static void |
| fd_resource_flush_rgtc(struct fd_transfer *trans, const struct pipe_box *box) |
| { |
| struct fd_resource *rsc = fd_resource(trans->base.resource); |
| struct fd_resource_slice *slice = fd_resource_slice(rsc, trans->base.level); |
| enum pipe_format format = trans->base.resource->format; |
| |
| uint8_t *data = fd_bo_map(rsc->bo) + slice->offset + |
| fd_resource_layer_offset(rsc, slice, trans->base.box.z) + |
| ((trans->base.box.y + box->y) * slice->pitch + |
| trans->base.box.x + box->x) * rsc->cpp; |
| |
| uint8_t *source = trans->staging + |
| util_format_get_nblocksy(format, box->y) * trans->base.stride + |
| util_format_get_stride(format, box->x); |
| |
| switch (format) { |
| case PIPE_FORMAT_RGTC1_UNORM: |
| case PIPE_FORMAT_RGTC1_SNORM: |
| case PIPE_FORMAT_LATC1_UNORM: |
| case PIPE_FORMAT_LATC1_SNORM: |
| util_format_rgtc1_unorm_unpack_rgba_8unorm( |
| data, slice->pitch * rsc->cpp, |
| source, trans->base.stride, |
| box->width, box->height); |
| break; |
| case PIPE_FORMAT_RGTC2_UNORM: |
| case PIPE_FORMAT_RGTC2_SNORM: |
| case PIPE_FORMAT_LATC2_UNORM: |
| case PIPE_FORMAT_LATC2_SNORM: |
| util_format_rgtc2_unorm_unpack_rgba_8unorm( |
| data, slice->pitch * rsc->cpp, |
| source, trans->base.stride, |
| box->width, box->height); |
| break; |
| default: |
| assert(!"Unexpected format\n"); |
| break; |
| } |
| } |
| |
| static void |
| fd_resource_flush(struct fd_transfer *trans, const struct pipe_box *box) |
| { |
| enum pipe_format format = trans->base.resource->format; |
| |
| switch (format) { |
| case PIPE_FORMAT_Z32_FLOAT_S8X24_UINT: |
| case PIPE_FORMAT_X32_S8X24_UINT: |
| fd_resource_flush_z32s8(trans, box); |
| break; |
| case PIPE_FORMAT_RGTC1_UNORM: |
| case PIPE_FORMAT_RGTC1_SNORM: |
| case PIPE_FORMAT_RGTC2_UNORM: |
| case PIPE_FORMAT_RGTC2_SNORM: |
| case PIPE_FORMAT_LATC1_UNORM: |
| case PIPE_FORMAT_LATC1_SNORM: |
| case PIPE_FORMAT_LATC2_UNORM: |
| case PIPE_FORMAT_LATC2_SNORM: |
| fd_resource_flush_rgtc(trans, box); |
| break; |
| default: |
| assert(!"Unexpected staging transfer type"); |
| break; |
| } |
| } |
| |
| static void fd_resource_transfer_flush_region(struct pipe_context *pctx, |
| struct pipe_transfer *ptrans, |
| const struct pipe_box *box) |
| { |
| struct fd_resource *rsc = fd_resource(ptrans->resource); |
| struct fd_transfer *trans = fd_transfer(ptrans); |
| |
| if (ptrans->resource->target == PIPE_BUFFER) |
| util_range_add(&rsc->valid_buffer_range, |
| ptrans->box.x + box->x, |
| ptrans->box.x + box->x + box->width); |
| |
| if (trans->staging) |
| fd_resource_flush(trans, box); |
| } |
| |
| 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); |
| struct fd_transfer *trans = fd_transfer(ptrans); |
| |
| if (trans->staging && !(ptrans->usage & PIPE_TRANSFER_FLUSH_EXPLICIT)) { |
| struct pipe_box box; |
| u_box_2d(0, 0, ptrans->box.width, ptrans->box.height, &box); |
| fd_resource_flush(trans, &box); |
| } |
| |
| if (!(ptrans->usage & PIPE_TRANSFER_UNSYNCHRONIZED)) { |
| fd_bo_cpu_fini(rsc->bo); |
| if (rsc->stencil) |
| fd_bo_cpu_fini(rsc->stencil->bo); |
| } |
| |
| util_range_add(&rsc->valid_buffer_range, |
| ptrans->box.x, |
| ptrans->box.x + ptrans->box.width); |
| |
| pipe_resource_reference(&ptrans->resource, NULL); |
| util_slab_free(&ctx->transfer_pool, ptrans); |
| |
| free(trans->staging); |
| } |
| |
| 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 fd_transfer *trans; |
| 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, box=%dx%d+%d,%d", prsc, level, usage, |
| box->width, box->height, box->x, box->y); |
| |
| ptrans = util_slab_alloc(&ctx->transfer_pool); |
| if (!ptrans) |
| return NULL; |
| |
| /* util_slab_alloc() doesn't zero: */ |
| trans = fd_transfer(ptrans); |
| memset(trans, 0, sizeof(*trans)); |
| |
| pipe_resource_reference(&ptrans->resource, prsc); |
| ptrans->level = level; |
| ptrans->usage = usage; |
| ptrans->box = *box; |
| ptrans->stride = util_format_get_nblocksx(format, slice->pitch) * rsc->cpp; |
| ptrans->layer_stride = rsc->layer_first ? rsc->layer_size : slice->size0; |
| |
| if (usage & PIPE_TRANSFER_READ) |
| op |= DRM_FREEDRENO_PREP_READ; |
| |
| if (usage & PIPE_TRANSFER_WRITE) |
| op |= DRM_FREEDRENO_PREP_WRITE; |
| |
| if (usage & PIPE_TRANSFER_DISCARD_WHOLE_RESOURCE) { |
| realloc_bo(rsc, fd_bo_size(rsc->bo)); |
| if (rsc->stencil) |
| realloc_bo(rsc->stencil, fd_bo_size(rsc->stencil->bo)); |
| fd_invalidate_resource(ctx, prsc); |
| } else if ((usage & PIPE_TRANSFER_WRITE) && |
| prsc->target == PIPE_BUFFER && |
| !util_ranges_intersect(&rsc->valid_buffer_range, |
| box->x, box->x + box->width)) { |
| /* We are trying to write to a previously uninitialized range. No need |
| * to wait. |
| */ |
| } else if (!(usage & PIPE_TRANSFER_UNSYNCHRONIZED)) { |
| /* If the GPU is writing to the resource, or if it is reading from the |
| * resource and we're trying to write to it, flush the renders. |
| */ |
| if (((ptrans->usage & PIPE_TRANSFER_WRITE) && |
| pending(rsc, FD_PENDING_READ | FD_PENDING_WRITE)) || |
| pending(rsc, FD_PENDING_WRITE)) |
| fd_context_render(pctx); |
| |
| /* The GPU keeps track of how the various bo's are being used, and |
| * will wait if necessary for the proper operation to have |
| * completed. |
| */ |
| ret = fd_bo_cpu_prep(rsc->bo, ctx->screen->pipe, op); |
| if (ret) |
| goto fail; |
| } |
| |
| buf = fd_bo_map(rsc->bo); |
| if (!buf) |
| goto fail; |
| |
| offset = slice->offset + |
| box->y / util_format_get_blockheight(format) * ptrans->stride + |
| box->x / util_format_get_blockwidth(format) * rsc->cpp + |
| fd_resource_layer_offset(rsc, slice, box->z); |
| |
| if (prsc->format == PIPE_FORMAT_Z32_FLOAT_S8X24_UINT || |
| prsc->format == PIPE_FORMAT_X32_S8X24_UINT) { |
| assert(trans->base.box.depth == 1); |
| |
| trans->base.stride = trans->base.box.width * rsc->cpp * 2; |
| trans->staging = malloc(trans->base.stride * trans->base.box.height); |
| if (!trans->staging) |
| goto fail; |
| |
| /* if we're not discarding the whole range (or resource), we must copy |
| * the real data in. |
| */ |
| if (!(usage & (PIPE_TRANSFER_DISCARD_WHOLE_RESOURCE | |
| PIPE_TRANSFER_DISCARD_RANGE))) { |
| struct fd_resource_slice *sslice = |
| fd_resource_slice(rsc->stencil, level); |
| void *sbuf = fd_bo_map(rsc->stencil->bo); |
| if (!sbuf) |
| goto fail; |
| |
| float *depth = (float *)(buf + slice->offset + |
| fd_resource_layer_offset(rsc, slice, box->z) + |
| box->y * slice->pitch * 4 + box->x * 4); |
| uint8_t *stencil = sbuf + sslice->offset + |
| fd_resource_layer_offset(rsc->stencil, sslice, box->z) + |
| box->y * sslice->pitch + box->x; |
| |
| if (format != PIPE_FORMAT_X32_S8X24_UINT) |
| util_format_z32_float_s8x24_uint_pack_z_float( |
| trans->staging, trans->base.stride, |
| depth, slice->pitch * 4, |
| box->width, box->height); |
| |
| util_format_z32_float_s8x24_uint_pack_s_8uint( |
| trans->staging, trans->base.stride, |
| stencil, sslice->pitch, |
| box->width, box->height); |
| } |
| |
| buf = trans->staging; |
| offset = 0; |
| } else if (rsc->internal_format != format && |
| util_format_description(format)->layout == UTIL_FORMAT_LAYOUT_RGTC) { |
| assert(trans->base.box.depth == 1); |
| |
| trans->base.stride = util_format_get_stride( |
| format, trans->base.box.width); |
| trans->staging = malloc( |
| util_format_get_2d_size(format, trans->base.stride, |
| trans->base.box.height)); |
| if (!trans->staging) |
| goto fail; |
| |
| /* if we're not discarding the whole range (or resource), we must copy |
| * the real data in. |
| */ |
| if (!(usage & (PIPE_TRANSFER_DISCARD_WHOLE_RESOURCE | |
| PIPE_TRANSFER_DISCARD_RANGE))) { |
| uint8_t *rgba8 = (uint8_t *)buf + slice->offset + |
| fd_resource_layer_offset(rsc, slice, box->z) + |
| box->y * slice->pitch * rsc->cpp + box->x * rsc->cpp; |
| |
| switch (format) { |
| case PIPE_FORMAT_RGTC1_UNORM: |
| case PIPE_FORMAT_RGTC1_SNORM: |
| case PIPE_FORMAT_LATC1_UNORM: |
| case PIPE_FORMAT_LATC1_SNORM: |
| util_format_rgtc1_unorm_pack_rgba_8unorm( |
| trans->staging, trans->base.stride, |
| rgba8, slice->pitch * rsc->cpp, |
| box->width, box->height); |
| break; |
| case PIPE_FORMAT_RGTC2_UNORM: |
| case PIPE_FORMAT_RGTC2_SNORM: |
| case PIPE_FORMAT_LATC2_UNORM: |
| case PIPE_FORMAT_LATC2_SNORM: |
| util_format_rgtc2_unorm_pack_rgba_8unorm( |
| trans->staging, trans->base.stride, |
| rgba8, slice->pitch * rsc->cpp, |
| box->width, box->height); |
| break; |
| default: |
| assert(!"Unexpected format"); |
| break; |
| } |
| } |
| |
| buf = trans->staging; |
| offset = 0; |
| } |
| |
| *pptrans = ptrans; |
| |
| 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); |
| list_delinit(&rsc->list); |
| util_range_destroy(&rsc->valid_buffer_range); |
| 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, enum pipe_format format) |
| { |
| struct pipe_resource *prsc = &rsc->base.b; |
| enum util_format_layout layout = util_format_description(format)->layout; |
| 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); |
| uint32_t blocks; |
| |
| if (layout == UTIL_FORMAT_LAYOUT_ASTC) |
| slice->pitch = width = |
| util_align_npot(width, 32 * util_format_get_blockwidth(format)); |
| else |
| slice->pitch = width = align(width, 32); |
| slice->offset = size; |
| blocks = util_format_get_nblocks(format, width, height); |
| /* 1d array and 2d array textures must all have the same layer size |
| * for each miplevel on a3xx. 3d textures can have different layer |
| * sizes for high levels, but the hw auto-sizer is buggy (or at least |
| * different than what this code does), so as soon as the layer size |
| * range gets into range, we stop reducing it. |
| */ |
| if (prsc->target == PIPE_TEXTURE_3D && ( |
| level == 1 || |
| (level > 1 && rsc->slices[level - 1].size0 > 0xf000))) |
| slice->size0 = align(blocks * rsc->cpp, alignment); |
| else if (level == 0 || rsc->layer_first || alignment == 1) |
| slice->size0 = align(blocks * rsc->cpp, alignment); |
| else |
| slice->size0 = rsc->slices[level - 1].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; |
| enum pipe_format format = tmpl->format; |
| uint32_t size, alignment; |
| |
| 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(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); |
| list_inithead(&rsc->list); |
| prsc->screen = pscreen; |
| |
| util_range_init(&rsc->valid_buffer_range); |
| |
| rsc->base.vtbl = &fd_resource_vtbl; |
| |
| if (format == PIPE_FORMAT_Z32_FLOAT_S8X24_UINT) |
| format = PIPE_FORMAT_Z32_FLOAT; |
| else if (fd_screen(pscreen)->gpu_id < 400 && |
| util_format_description(format)->layout == UTIL_FORMAT_LAYOUT_RGTC) |
| format = PIPE_FORMAT_R8G8B8A8_UNORM; |
| rsc->internal_format = format; |
| rsc->cpp = util_format_get_blocksize(format); |
| |
| assert(rsc->cpp); |
| |
| alignment = slice_alignment(pscreen, tmpl); |
| if (is_a4xx(fd_screen(pscreen))) { |
| switch (tmpl->target) { |
| case PIPE_TEXTURE_3D: |
| rsc->layer_first = false; |
| break; |
| default: |
| rsc->layer_first = true; |
| alignment = 1; |
| break; |
| } |
| } |
| |
| size = setup_slices(rsc, alignment, format); |
| |
| 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; |
| |
| /* There is no native Z32F_S8 sampling or rendering format, so this must |
| * be emulated via two separate textures. The depth texture still keeps |
| * its Z32F_S8 format though, and we also keep a reference to a separate |
| * S8 texture. |
| */ |
| if (tmpl->format == PIPE_FORMAT_Z32_FLOAT_S8X24_UINT) { |
| struct pipe_resource stencil = *tmpl; |
| stencil.format = PIPE_FORMAT_S8_UINT; |
| rsc->stencil = fd_resource(fd_resource_create(pscreen, &stencil)); |
| if (!rsc->stencil) |
| 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, unsigned usage) |
| { |
| 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); |
| list_inithead(&rsc->list); |
| prsc->screen = pscreen; |
| |
| util_range_init(&rsc->valid_buffer_range); |
| |
| 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; |
| slice->offset = handle->offset; |
| |
| assert(rsc->cpp); |
| |
| return prsc; |
| |
| fail: |
| fd_resource_destroy(pscreen, prsc); |
| return NULL; |
| } |
| |
| static void fd_blitter_pipe_begin(struct fd_context *ctx, bool render_cond); |
| 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, false); |
| 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); |
| } |
| |
| bool |
| fd_render_condition_check(struct pipe_context *pctx) |
| { |
| struct fd_context *ctx = fd_context(pctx); |
| |
| if (!ctx->cond_query) |
| return true; |
| |
| union pipe_query_result res = { 0 }; |
| bool wait = |
| ctx->cond_mode != PIPE_RENDER_COND_NO_WAIT && |
| ctx->cond_mode != PIPE_RENDER_COND_BY_REGION_NO_WAIT; |
| |
| if (pctx->get_query_result(pctx, ctx->cond_query, wait, &res)) |
| return (bool)res.u64 != ctx->cond_cond; |
| |
| return true; |
| } |
| |
| /** |
| * 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 (info.render_condition_enable && !fd_render_condition_check(pctx)) |
| 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, info.render_condition_enable); |
| util_blitter_blit(ctx->blitter, &info); |
| fd_blitter_pipe_end(ctx); |
| } |
| |
| static void |
| fd_blitter_pipe_begin(struct fd_context *ctx, bool render_cond) |
| { |
| 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_so_targets(ctx->blitter, ctx->streamout.num_targets, |
| ctx->streamout.targets); |
| 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); |
| if (!render_cond) |
| util_blitter_save_render_condition(ctx->blitter, |
| ctx->cond_query, ctx->cond_cond, ctx->cond_mode); |
| |
| 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 (pending(rsc, FD_PENDING_WRITE | FD_PENDING_READ)) |
| 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; |
| } |