| /* |
| * Copyright 2010 Jerome Glisse <glisse@freedesktop.org> |
| * Copyright 2018 Advanced Micro Devices, Inc. |
| * All Rights Reserved. |
| * |
| * 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 |
| * on 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 AUTHOR(S) AND/OR THEIR SUPPLIERS 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 "drm-uapi/drm_fourcc.h" |
| #include "si_pipe.h" |
| #include "si_query.h" |
| #include "sid.h" |
| #include "frontend/drm_driver.h" |
| #include "util/format/u_format.h" |
| #include "util/os_time.h" |
| #include "util/u_log.h" |
| #include "util/u_memory.h" |
| #include "util/u_pack_color.h" |
| #include "util/u_resource.h" |
| #include "util/u_surface.h" |
| #include "util/u_transfer.h" |
| |
| #include <errno.h> |
| #include <inttypes.h> |
| |
| #include "amd/addrlib/inc/addrinterface.h" |
| |
| static enum radeon_surf_mode si_choose_tiling(struct si_screen *sscreen, |
| const struct pipe_resource *templ, |
| bool tc_compatible_htile); |
| |
| bool si_prepare_for_dma_blit(struct si_context *sctx, struct si_texture *dst, unsigned dst_level, |
| unsigned dstx, unsigned dsty, unsigned dstz, struct si_texture *src, |
| unsigned src_level, const struct pipe_box *src_box) |
| { |
| if (!sctx->sdma_cs) |
| return false; |
| |
| if (dst->surface.bpe != src->surface.bpe) |
| return false; |
| |
| /* MSAA: Blits don't exist in the real world. */ |
| if (src->buffer.b.b.nr_samples > 1 || dst->buffer.b.b.nr_samples > 1) |
| return false; |
| |
| /* Depth-stencil surfaces: |
| * When dst is linear, the DB->CB copy preserves HTILE. |
| * When dst is tiled, the 3D path must be used to update HTILE. |
| */ |
| if (src->is_depth || dst->is_depth) |
| return false; |
| |
| /* DCC as: |
| * src: Use the 3D path. DCC decompression is expensive. |
| * dst: Use the 3D path to compress the pixels with DCC. |
| */ |
| if (vi_dcc_enabled(src, src_level) || vi_dcc_enabled(dst, dst_level)) |
| return false; |
| |
| /* TMZ: mixing encrypted and non-encrypted buffer in a single command |
| * doesn't seem supported. |
| */ |
| if ((src->buffer.flags & RADEON_FLAG_ENCRYPTED) != |
| (dst->buffer.flags & RADEON_FLAG_ENCRYPTED)) |
| return false; |
| |
| /* CMASK as: |
| * src: Both texture and SDMA paths need decompression. Use SDMA. |
| * dst: If overwriting the whole texture, discard CMASK and use |
| * SDMA. Otherwise, use the 3D path. |
| */ |
| if (dst->cmask_buffer && dst->dirty_level_mask & (1 << dst_level)) { |
| /* The CMASK clear is only enabled for the first level. */ |
| assert(dst_level == 0); |
| if (!util_texrange_covers_whole_level(&dst->buffer.b.b, dst_level, dstx, dsty, dstz, |
| src_box->width, src_box->height, src_box->depth)) |
| return false; |
| |
| si_texture_discard_cmask(sctx->screen, dst); |
| } |
| |
| /* All requirements are met. Prepare textures for SDMA. */ |
| if (src->cmask_buffer && src->dirty_level_mask & (1 << src_level)) |
| sctx->b.flush_resource(&sctx->b, &src->buffer.b.b); |
| |
| assert(!(src->dirty_level_mask & (1 << src_level))); |
| assert(!(dst->dirty_level_mask & (1 << dst_level))); |
| |
| return true; |
| } |
| |
| /* Same as resource_copy_region, except that both upsampling and downsampling are allowed. */ |
| static void si_copy_region_with_blit(struct pipe_context *pipe, 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 pipe_blit_info blit; |
| |
| memset(&blit, 0, sizeof(blit)); |
| blit.src.resource = src; |
| blit.src.format = src->format; |
| blit.src.level = src_level; |
| blit.src.box = *src_box; |
| blit.dst.resource = dst; |
| blit.dst.format = dst->format; |
| blit.dst.level = dst_level; |
| blit.dst.box.x = dstx; |
| blit.dst.box.y = dsty; |
| blit.dst.box.z = dstz; |
| blit.dst.box.width = src_box->width; |
| blit.dst.box.height = src_box->height; |
| blit.dst.box.depth = src_box->depth; |
| blit.mask = util_format_get_mask(dst->format); |
| blit.filter = PIPE_TEX_FILTER_NEAREST; |
| |
| if (blit.mask) { |
| pipe->blit(pipe, &blit); |
| } |
| } |
| |
| /* Copy from a full GPU texture to a transfer's staging one. */ |
| static void si_copy_to_staging_texture(struct pipe_context *ctx, struct si_transfer *stransfer) |
| { |
| struct si_context *sctx = (struct si_context *)ctx; |
| struct pipe_transfer *transfer = (struct pipe_transfer *)stransfer; |
| struct pipe_resource *dst = &stransfer->staging->b.b; |
| struct pipe_resource *src = transfer->resource; |
| |
| if (src->nr_samples > 1 || ((struct si_texture *)src)->is_depth) { |
| si_copy_region_with_blit(ctx, dst, 0, 0, 0, 0, src, transfer->level, &transfer->box); |
| return; |
| } |
| |
| sctx->dma_copy(ctx, dst, 0, 0, 0, 0, src, transfer->level, &transfer->box); |
| } |
| |
| /* Copy from a transfer's staging texture to a full GPU one. */ |
| static void si_copy_from_staging_texture(struct pipe_context *ctx, struct si_transfer *stransfer) |
| { |
| struct si_context *sctx = (struct si_context *)ctx; |
| struct pipe_transfer *transfer = (struct pipe_transfer *)stransfer; |
| struct pipe_resource *dst = transfer->resource; |
| struct pipe_resource *src = &stransfer->staging->b.b; |
| struct pipe_box sbox; |
| |
| u_box_3d(0, 0, 0, transfer->box.width, transfer->box.height, transfer->box.depth, &sbox); |
| |
| if (dst->nr_samples > 1 || ((struct si_texture *)dst)->is_depth) { |
| si_copy_region_with_blit(ctx, dst, transfer->level, transfer->box.x, transfer->box.y, |
| transfer->box.z, src, 0, &sbox); |
| return; |
| } |
| |
| if (util_format_is_compressed(dst->format)) { |
| sbox.width = util_format_get_nblocksx(dst->format, sbox.width); |
| sbox.height = util_format_get_nblocksx(dst->format, sbox.height); |
| } |
| |
| sctx->dma_copy(ctx, dst, transfer->level, transfer->box.x, transfer->box.y, transfer->box.z, src, |
| 0, &sbox); |
| } |
| |
| static unsigned si_texture_get_offset(struct si_screen *sscreen, struct si_texture *tex, |
| unsigned level, const struct pipe_box *box, unsigned *stride, |
| unsigned *layer_stride) |
| { |
| if (sscreen->info.chip_class >= GFX9) { |
| *stride = tex->surface.u.gfx9.surf_pitch * tex->surface.bpe; |
| *layer_stride = tex->surface.u.gfx9.surf_slice_size; |
| |
| if (!box) |
| return 0; |
| |
| /* Each texture is an array of slices. Each slice is an array |
| * of mipmap levels. */ |
| return tex->surface.u.gfx9.surf_offset + box->z * tex->surface.u.gfx9.surf_slice_size + |
| tex->surface.u.gfx9.offset[level] + |
| (box->y / tex->surface.blk_h * tex->surface.u.gfx9.surf_pitch + |
| box->x / tex->surface.blk_w) * |
| tex->surface.bpe; |
| } else { |
| *stride = tex->surface.u.legacy.level[level].nblk_x * tex->surface.bpe; |
| assert((uint64_t)tex->surface.u.legacy.level[level].slice_size_dw * 4 <= UINT_MAX); |
| *layer_stride = (uint64_t)tex->surface.u.legacy.level[level].slice_size_dw * 4; |
| |
| if (!box) |
| return tex->surface.u.legacy.level[level].offset; |
| |
| /* Each texture is an array of mipmap levels. Each level is |
| * an array of slices. */ |
| return tex->surface.u.legacy.level[level].offset + |
| box->z * (uint64_t)tex->surface.u.legacy.level[level].slice_size_dw * 4 + |
| (box->y / tex->surface.blk_h * tex->surface.u.legacy.level[level].nblk_x + |
| box->x / tex->surface.blk_w) * |
| tex->surface.bpe; |
| } |
| } |
| |
| static int si_init_surface(struct si_screen *sscreen, struct radeon_surf *surface, |
| const struct pipe_resource *ptex, enum radeon_surf_mode array_mode, |
| bool is_imported, bool is_scanout, bool is_flushed_depth, |
| bool tc_compatible_htile) |
| { |
| const struct util_format_description *desc = util_format_description(ptex->format); |
| bool is_depth, is_stencil; |
| int r; |
| unsigned bpe, flags = 0; |
| |
| is_depth = util_format_has_depth(desc); |
| is_stencil = util_format_has_stencil(desc); |
| |
| if (!is_flushed_depth && ptex->format == PIPE_FORMAT_Z32_FLOAT_S8X24_UINT) { |
| bpe = 4; /* stencil is allocated separately */ |
| } else { |
| bpe = util_format_get_blocksize(ptex->format); |
| assert(util_is_power_of_two_or_zero(bpe)); |
| } |
| |
| if (!is_flushed_depth && is_depth) { |
| flags |= RADEON_SURF_ZBUFFER; |
| |
| if ((sscreen->debug_flags & DBG(NO_HYPERZ)) || |
| (ptex->bind & PIPE_BIND_SHARED) || is_imported) { |
| flags |= RADEON_SURF_NO_HTILE; |
| } else if (tc_compatible_htile && |
| (sscreen->info.chip_class >= GFX9 || array_mode == RADEON_SURF_MODE_2D)) { |
| /* TC-compatible HTILE only supports Z32_FLOAT. |
| * GFX9 also supports Z16_UNORM. |
| * On GFX8, promote Z16 to Z32. DB->CB copies will convert |
| * the format for transfers. |
| */ |
| if (sscreen->info.chip_class == GFX8) |
| bpe = 4; |
| |
| flags |= RADEON_SURF_TC_COMPATIBLE_HTILE; |
| } |
| |
| if (is_stencil) |
| flags |= RADEON_SURF_SBUFFER; |
| } |
| |
| if (sscreen->info.chip_class >= GFX8 && |
| (ptex->flags & SI_RESOURCE_FLAG_DISABLE_DCC || |
| (sscreen->info.chip_class < GFX10_3 && |
| ptex->format == PIPE_FORMAT_R9G9B9E5_FLOAT) || |
| (ptex->nr_samples >= 2 && !sscreen->dcc_msaa_allowed))) |
| flags |= RADEON_SURF_DISABLE_DCC; |
| |
| /* Stoney: 128bpp MSAA textures randomly fail piglit tests with DCC. */ |
| if (sscreen->info.family == CHIP_STONEY && bpe == 16 && ptex->nr_samples >= 2) |
| flags |= RADEON_SURF_DISABLE_DCC; |
| |
| /* GFX8: DCC clear for 4x and 8x MSAA array textures unimplemented. */ |
| if (sscreen->info.chip_class == GFX8 && ptex->nr_storage_samples >= 4 && ptex->array_size > 1) |
| flags |= RADEON_SURF_DISABLE_DCC; |
| |
| /* GFX9: DCC clear for 4x and 8x MSAA textures unimplemented. */ |
| if (sscreen->info.chip_class == GFX9 && |
| (ptex->nr_storage_samples >= 4 || |
| (sscreen->info.family == CHIP_RAVEN && ptex->nr_storage_samples >= 2 && bpe < 4))) |
| flags |= RADEON_SURF_DISABLE_DCC; |
| |
| /* TODO: GFX10: DCC causes corruption with MSAA. */ |
| if (sscreen->info.chip_class >= GFX10 && ptex->nr_storage_samples >= 2) |
| flags |= RADEON_SURF_DISABLE_DCC; |
| |
| /* Shared textures must always set up DCC. |
| * If it's not present, it will be disabled by |
| * si_get_opaque_metadata later. |
| */ |
| if (!is_imported && (sscreen->debug_flags & DBG(NO_DCC))) |
| flags |= RADEON_SURF_DISABLE_DCC; |
| |
| if (is_scanout) { |
| /* This should catch bugs in gallium users setting incorrect flags. */ |
| assert(ptex->nr_samples <= 1 && ptex->array_size == 1 && ptex->depth0 == 1 && |
| ptex->last_level == 0 && !(flags & RADEON_SURF_Z_OR_SBUFFER)); |
| |
| flags |= RADEON_SURF_SCANOUT; |
| } |
| |
| if (ptex->bind & PIPE_BIND_SHARED) |
| flags |= RADEON_SURF_SHAREABLE; |
| if (is_imported) |
| flags |= RADEON_SURF_IMPORTED | RADEON_SURF_SHAREABLE; |
| if (sscreen->debug_flags & DBG(NO_FMASK)) |
| flags |= RADEON_SURF_NO_FMASK; |
| |
| if (sscreen->info.chip_class == GFX9 && (ptex->flags & SI_RESOURCE_FLAG_FORCE_MICRO_TILE_MODE)) { |
| flags |= RADEON_SURF_FORCE_MICRO_TILE_MODE; |
| surface->micro_tile_mode = SI_RESOURCE_FLAG_MICRO_TILE_MODE_GET(ptex->flags); |
| } |
| |
| if (ptex->flags & SI_RESOURCE_FLAG_FORCE_MSAA_TILING) { |
| flags |= RADEON_SURF_FORCE_SWIZZLE_MODE; |
| |
| if (sscreen->info.chip_class >= GFX10) |
| surface->u.gfx9.surf.swizzle_mode = ADDR_SW_64KB_R_X; |
| } |
| |
| r = sscreen->ws->surface_init(sscreen->ws, ptex, flags, bpe, array_mode, surface); |
| if (r) { |
| return r; |
| } |
| |
| return 0; |
| } |
| |
| void si_eliminate_fast_color_clear(struct si_context *sctx, struct si_texture *tex, |
| bool *ctx_flushed) |
| { |
| struct si_screen *sscreen = sctx->screen; |
| struct pipe_context *ctx = &sctx->b; |
| |
| if (ctx == sscreen->aux_context) |
| simple_mtx_lock(&sscreen->aux_context_lock); |
| |
| unsigned n = sctx->num_decompress_calls; |
| ctx->flush_resource(ctx, &tex->buffer.b.b); |
| |
| /* Flush only if any fast clear elimination took place. */ |
| bool flushed = false; |
| if (n != sctx->num_decompress_calls) |
| { |
| ctx->flush(ctx, NULL, 0); |
| flushed = true; |
| } |
| if (ctx_flushed) |
| *ctx_flushed = flushed; |
| |
| if (ctx == sscreen->aux_context) |
| simple_mtx_unlock(&sscreen->aux_context_lock); |
| } |
| |
| void si_texture_discard_cmask(struct si_screen *sscreen, struct si_texture *tex) |
| { |
| if (!tex->cmask_buffer) |
| return; |
| |
| assert(tex->buffer.b.b.nr_samples <= 1); |
| |
| /* Disable CMASK. */ |
| tex->cmask_base_address_reg = tex->buffer.gpu_address >> 8; |
| tex->dirty_level_mask = 0; |
| |
| tex->cb_color_info &= ~S_028C70_FAST_CLEAR(1); |
| |
| if (tex->cmask_buffer != &tex->buffer) |
| si_resource_reference(&tex->cmask_buffer, NULL); |
| |
| tex->cmask_buffer = NULL; |
| |
| /* Notify all contexts about the change. */ |
| p_atomic_inc(&sscreen->dirty_tex_counter); |
| p_atomic_inc(&sscreen->compressed_colortex_counter); |
| } |
| |
| static bool si_can_disable_dcc(struct si_texture *tex) |
| { |
| /* We can't disable DCC if it can be written by another process. */ |
| return tex->surface.dcc_offset && |
| (!tex->buffer.b.is_shared || |
| !(tex->buffer.external_usage & PIPE_HANDLE_USAGE_FRAMEBUFFER_WRITE)); |
| } |
| |
| static bool si_texture_discard_dcc(struct si_screen *sscreen, struct si_texture *tex) |
| { |
| if (!si_can_disable_dcc(tex)) |
| return false; |
| |
| assert(tex->dcc_separate_buffer == NULL); |
| |
| /* Disable DCC. */ |
| ac_surface_zero_dcc_fields(&tex->surface); |
| |
| /* Notify all contexts about the change. */ |
| p_atomic_inc(&sscreen->dirty_tex_counter); |
| return true; |
| } |
| |
| /** |
| * Disable DCC for the texture. (first decompress, then discard metadata). |
| * |
| * There is unresolved multi-context synchronization issue between |
| * screen::aux_context and the current context. If applications do this with |
| * multiple contexts, it's already undefined behavior for them and we don't |
| * have to worry about that. The scenario is: |
| * |
| * If context 1 disables DCC and context 2 has queued commands that write |
| * to the texture via CB with DCC enabled, and the order of operations is |
| * as follows: |
| * context 2 queues draw calls rendering to the texture, but doesn't flush |
| * context 1 disables DCC and flushes |
| * context 1 & 2 reset descriptors and FB state |
| * context 2 flushes (new compressed tiles written by the draw calls) |
| * context 1 & 2 read garbage, because DCC is disabled, yet there are |
| * compressed tiled |
| * |
| * \param sctx the current context if you have one, or sscreen->aux_context |
| * if you don't. |
| */ |
| bool si_texture_disable_dcc(struct si_context *sctx, struct si_texture *tex) |
| { |
| struct si_screen *sscreen = sctx->screen; |
| |
| if (!sctx->has_graphics) |
| return si_texture_discard_dcc(sscreen, tex); |
| |
| if (!si_can_disable_dcc(tex)) |
| return false; |
| |
| if (&sctx->b == sscreen->aux_context) |
| simple_mtx_lock(&sscreen->aux_context_lock); |
| |
| /* Decompress DCC. */ |
| si_decompress_dcc(sctx, tex); |
| sctx->b.flush(&sctx->b, NULL, 0); |
| |
| if (&sctx->b == sscreen->aux_context) |
| simple_mtx_unlock(&sscreen->aux_context_lock); |
| |
| return si_texture_discard_dcc(sscreen, tex); |
| } |
| |
| static void si_reallocate_texture_inplace(struct si_context *sctx, struct si_texture *tex, |
| unsigned new_bind_flag, bool invalidate_storage) |
| { |
| struct pipe_screen *screen = sctx->b.screen; |
| struct si_texture *new_tex; |
| struct pipe_resource templ = tex->buffer.b.b; |
| unsigned i; |
| |
| templ.bind |= new_bind_flag; |
| |
| if (tex->buffer.b.is_shared || tex->num_planes > 1) |
| return; |
| |
| if (new_bind_flag == PIPE_BIND_LINEAR) { |
| if (tex->surface.is_linear) |
| return; |
| |
| /* This fails with MSAA, depth, and compressed textures. */ |
| if (si_choose_tiling(sctx->screen, &templ, false) != RADEON_SURF_MODE_LINEAR_ALIGNED) |
| return; |
| } |
| |
| new_tex = (struct si_texture *)screen->resource_create(screen, &templ); |
| if (!new_tex) |
| return; |
| |
| /* Copy the pixels to the new texture. */ |
| if (!invalidate_storage) { |
| for (i = 0; i <= templ.last_level; i++) { |
| struct pipe_box box; |
| |
| u_box_3d(0, 0, 0, u_minify(templ.width0, i), u_minify(templ.height0, i), |
| util_num_layers(&templ, i), &box); |
| |
| sctx->dma_copy(&sctx->b, &new_tex->buffer.b.b, i, 0, 0, 0, &tex->buffer.b.b, i, &box); |
| } |
| } |
| |
| if (new_bind_flag == PIPE_BIND_LINEAR) { |
| si_texture_discard_cmask(sctx->screen, tex); |
| si_texture_discard_dcc(sctx->screen, tex); |
| } |
| |
| /* Replace the structure fields of tex. */ |
| tex->buffer.b.b.bind = templ.bind; |
| pb_reference(&tex->buffer.buf, new_tex->buffer.buf); |
| tex->buffer.gpu_address = new_tex->buffer.gpu_address; |
| tex->buffer.vram_usage = new_tex->buffer.vram_usage; |
| tex->buffer.gart_usage = new_tex->buffer.gart_usage; |
| tex->buffer.bo_size = new_tex->buffer.bo_size; |
| tex->buffer.bo_alignment = new_tex->buffer.bo_alignment; |
| tex->buffer.domains = new_tex->buffer.domains; |
| tex->buffer.flags = new_tex->buffer.flags; |
| |
| tex->surface = new_tex->surface; |
| si_texture_reference(&tex->flushed_depth_texture, new_tex->flushed_depth_texture); |
| |
| tex->surface.fmask_offset = new_tex->surface.fmask_offset; |
| tex->surface.cmask_offset = new_tex->surface.cmask_offset; |
| tex->cmask_base_address_reg = new_tex->cmask_base_address_reg; |
| |
| if (tex->cmask_buffer == &tex->buffer) |
| tex->cmask_buffer = NULL; |
| else |
| si_resource_reference(&tex->cmask_buffer, NULL); |
| |
| if (new_tex->cmask_buffer == &new_tex->buffer) |
| tex->cmask_buffer = &tex->buffer; |
| else |
| si_resource_reference(&tex->cmask_buffer, new_tex->cmask_buffer); |
| |
| tex->surface.dcc_offset = new_tex->surface.dcc_offset; |
| tex->cb_color_info = new_tex->cb_color_info; |
| memcpy(tex->color_clear_value, new_tex->color_clear_value, sizeof(tex->color_clear_value)); |
| tex->last_msaa_resolve_target_micro_mode = new_tex->last_msaa_resolve_target_micro_mode; |
| |
| tex->surface.htile_offset = new_tex->surface.htile_offset; |
| tex->depth_clear_value = new_tex->depth_clear_value; |
| tex->dirty_level_mask = new_tex->dirty_level_mask; |
| tex->stencil_dirty_level_mask = new_tex->stencil_dirty_level_mask; |
| tex->db_render_format = new_tex->db_render_format; |
| tex->stencil_clear_value = new_tex->stencil_clear_value; |
| tex->tc_compatible_htile = new_tex->tc_compatible_htile; |
| tex->depth_cleared = new_tex->depth_cleared; |
| tex->stencil_cleared = new_tex->stencil_cleared; |
| tex->upgraded_depth = new_tex->upgraded_depth; |
| tex->db_compatible = new_tex->db_compatible; |
| tex->can_sample_z = new_tex->can_sample_z; |
| tex->can_sample_s = new_tex->can_sample_s; |
| |
| tex->separate_dcc_dirty = new_tex->separate_dcc_dirty; |
| tex->displayable_dcc_dirty = new_tex->displayable_dcc_dirty; |
| tex->dcc_gather_statistics = new_tex->dcc_gather_statistics; |
| si_resource_reference(&tex->dcc_separate_buffer, new_tex->dcc_separate_buffer); |
| si_resource_reference(&tex->last_dcc_separate_buffer, new_tex->last_dcc_separate_buffer); |
| si_resource_reference(&tex->dcc_retile_buffer, new_tex->dcc_retile_buffer); |
| |
| if (new_bind_flag == PIPE_BIND_LINEAR) { |
| assert(!tex->surface.htile_offset); |
| assert(!tex->cmask_buffer); |
| assert(!tex->surface.fmask_size); |
| assert(!tex->surface.dcc_offset); |
| assert(!tex->is_depth); |
| } |
| |
| si_texture_reference(&new_tex, NULL); |
| |
| p_atomic_inc(&sctx->screen->dirty_tex_counter); |
| } |
| |
| static void si_set_tex_bo_metadata(struct si_screen *sscreen, struct si_texture *tex) |
| { |
| struct pipe_resource *res = &tex->buffer.b.b; |
| struct radeon_bo_metadata md; |
| |
| memset(&md, 0, sizeof(md)); |
| |
| assert(tex->dcc_separate_buffer == NULL); |
| assert(tex->surface.fmask_size == 0); |
| |
| static const unsigned char swizzle[] = {PIPE_SWIZZLE_X, PIPE_SWIZZLE_Y, PIPE_SWIZZLE_Z, |
| PIPE_SWIZZLE_W}; |
| bool is_array = util_texture_is_array(res->target); |
| uint32_t desc[8]; |
| |
| sscreen->make_texture_descriptor(sscreen, tex, true, res->target, res->format, swizzle, 0, |
| res->last_level, 0, is_array ? res->array_size - 1 : 0, |
| res->width0, res->height0, res->depth0, desc, NULL); |
| si_set_mutable_tex_desc_fields(sscreen, tex, &tex->surface.u.legacy.level[0], 0, 0, |
| tex->surface.blk_w, false, false, desc); |
| |
| ac_surface_get_umd_metadata(&sscreen->info, &tex->surface, |
| tex->buffer.b.b.last_level + 1, |
| desc, &md.size_metadata, md.metadata); |
| sscreen->ws->buffer_set_metadata(tex->buffer.buf, &md, &tex->surface); |
| } |
| |
| static bool si_has_displayable_dcc(struct si_texture *tex) |
| { |
| struct si_screen *sscreen = (struct si_screen *)tex->buffer.b.b.screen; |
| |
| if (sscreen->info.chip_class <= GFX8) |
| return false; |
| |
| return tex->surface.is_displayable && tex->surface.dcc_offset; |
| } |
| |
| static bool si_resource_get_param(struct pipe_screen *screen, struct pipe_context *context, |
| struct pipe_resource *resource, unsigned plane, unsigned layer, |
| enum pipe_resource_param param, unsigned handle_usage, |
| uint64_t *value) |
| { |
| for (unsigned i = 0; i < plane; i++) |
| resource = resource->next; |
| |
| struct si_screen *sscreen = (struct si_screen *)screen; |
| struct si_texture *tex = (struct si_texture *)resource; |
| struct winsys_handle whandle; |
| |
| switch (param) { |
| case PIPE_RESOURCE_PARAM_NPLANES: |
| *value = resource->target == PIPE_BUFFER ? 1 : tex->num_planes; |
| return true; |
| |
| case PIPE_RESOURCE_PARAM_STRIDE: |
| if (resource->target == PIPE_BUFFER) |
| *value = 0; |
| else if (sscreen->info.chip_class >= GFX9) |
| *value = tex->surface.u.gfx9.surf_pitch * tex->surface.bpe; |
| else |
| *value = tex->surface.u.legacy.level[0].nblk_x * tex->surface.bpe; |
| return true; |
| |
| case PIPE_RESOURCE_PARAM_OFFSET: |
| if (resource->target == PIPE_BUFFER) |
| *value = 0; |
| else if (sscreen->info.chip_class >= GFX9) |
| *value = tex->surface.u.gfx9.surf_offset + layer * tex->surface.u.gfx9.surf_slice_size; |
| else |
| *value = tex->surface.u.legacy.level[0].offset + |
| layer * (uint64_t)tex->surface.u.legacy.level[0].slice_size_dw * 4; |
| return true; |
| |
| case PIPE_RESOURCE_PARAM_MODIFIER: |
| *value = DRM_FORMAT_MOD_INVALID; |
| return true; |
| |
| case PIPE_RESOURCE_PARAM_HANDLE_TYPE_SHARED: |
| case PIPE_RESOURCE_PARAM_HANDLE_TYPE_KMS: |
| case PIPE_RESOURCE_PARAM_HANDLE_TYPE_FD: |
| memset(&whandle, 0, sizeof(whandle)); |
| |
| if (param == PIPE_RESOURCE_PARAM_HANDLE_TYPE_SHARED) |
| whandle.type = WINSYS_HANDLE_TYPE_SHARED; |
| else if (param == PIPE_RESOURCE_PARAM_HANDLE_TYPE_KMS) |
| whandle.type = WINSYS_HANDLE_TYPE_KMS; |
| else if (param == PIPE_RESOURCE_PARAM_HANDLE_TYPE_FD) |
| whandle.type = WINSYS_HANDLE_TYPE_FD; |
| |
| if (!screen->resource_get_handle(screen, context, resource, &whandle, handle_usage)) |
| return false; |
| |
| *value = whandle.handle; |
| return true; |
| } |
| return false; |
| } |
| |
| static void si_texture_get_info(struct pipe_screen *screen, struct pipe_resource *resource, |
| unsigned *pstride, unsigned *poffset) |
| { |
| uint64_t value; |
| |
| if (pstride) { |
| si_resource_get_param(screen, NULL, resource, 0, 0, PIPE_RESOURCE_PARAM_STRIDE, 0, &value); |
| *pstride = value; |
| } |
| |
| if (poffset) { |
| si_resource_get_param(screen, NULL, resource, 0, 0, PIPE_RESOURCE_PARAM_OFFSET, 0, &value); |
| *poffset = value; |
| } |
| } |
| |
| static bool si_texture_get_handle(struct pipe_screen *screen, struct pipe_context *ctx, |
| struct pipe_resource *resource, struct winsys_handle *whandle, |
| unsigned usage) |
| { |
| struct si_screen *sscreen = (struct si_screen *)screen; |
| struct si_context *sctx; |
| struct si_resource *res = si_resource(resource); |
| struct si_texture *tex = (struct si_texture *)resource; |
| bool update_metadata = false; |
| unsigned stride, offset, slice_size; |
| bool flush = false; |
| |
| ctx = threaded_context_unwrap_sync(ctx); |
| sctx = (struct si_context *)(ctx ? ctx : sscreen->aux_context); |
| |
| if (resource->target != PIPE_BUFFER) { |
| /* Individual planes are chained pipe_resource instances. */ |
| for (unsigned i = 0; i < whandle->plane; i++) { |
| resource = resource->next; |
| res = si_resource(resource); |
| tex = (struct si_texture *)resource; |
| } |
| |
| /* This is not supported now, but it might be required for OpenCL |
| * interop in the future. |
| */ |
| if (resource->nr_samples > 1 || tex->is_depth) |
| return false; |
| |
| /* Move a suballocated texture into a non-suballocated allocation. */ |
| if (sscreen->ws->buffer_is_suballocated(res->buf) || tex->surface.tile_swizzle || |
| (tex->buffer.flags & RADEON_FLAG_NO_INTERPROCESS_SHARING && |
| sscreen->info.has_local_buffers)) { |
| assert(!res->b.is_shared); |
| si_reallocate_texture_inplace(sctx, tex, PIPE_BIND_SHARED, false); |
| flush = true; |
| assert(res->b.b.bind & PIPE_BIND_SHARED); |
| assert(res->flags & RADEON_FLAG_NO_SUBALLOC); |
| assert(!(res->flags & RADEON_FLAG_NO_INTERPROCESS_SHARING)); |
| assert(tex->surface.tile_swizzle == 0); |
| } |
| |
| /* Since shader image stores don't support DCC on GFX8, |
| * disable it for external clients that want write |
| * access. |
| */ |
| if ((usage & PIPE_HANDLE_USAGE_SHADER_WRITE && tex->surface.dcc_offset) || |
| /* Displayable DCC requires an explicit flush. */ |
| (!(usage & PIPE_HANDLE_USAGE_EXPLICIT_FLUSH) && si_has_displayable_dcc(tex))) { |
| if (si_texture_disable_dcc(sctx, tex)) { |
| update_metadata = true; |
| /* si_texture_disable_dcc flushes the context */ |
| flush = false; |
| } |
| } |
| |
| if (!(usage & PIPE_HANDLE_USAGE_EXPLICIT_FLUSH) && |
| (tex->cmask_buffer || tex->surface.dcc_offset)) { |
| /* Eliminate fast clear (both CMASK and DCC) */ |
| bool flushed; |
| si_eliminate_fast_color_clear(sctx, tex, &flushed); |
| /* eliminate_fast_color_clear sometimes flushes the context */ |
| if (flushed) |
| flush = false; |
| |
| /* Disable CMASK if flush_resource isn't going |
| * to be called. |
| */ |
| if (tex->cmask_buffer) |
| si_texture_discard_cmask(sscreen, tex); |
| } |
| |
| /* Set metadata. */ |
| if ((!res->b.is_shared || update_metadata) && whandle->offset == 0) |
| si_set_tex_bo_metadata(sscreen, tex); |
| |
| if (sscreen->info.chip_class >= GFX9) { |
| slice_size = tex->surface.u.gfx9.surf_slice_size; |
| } else { |
| slice_size = (uint64_t)tex->surface.u.legacy.level[0].slice_size_dw * 4; |
| } |
| } else { |
| /* Buffer exports are for the OpenCL interop. */ |
| /* Move a suballocated buffer into a non-suballocated allocation. */ |
| if (sscreen->ws->buffer_is_suballocated(res->buf) || |
| /* A DMABUF export always fails if the BO is local. */ |
| (tex->buffer.flags & RADEON_FLAG_NO_INTERPROCESS_SHARING && |
| sscreen->info.has_local_buffers)) { |
| assert(!res->b.is_shared); |
| |
| /* Allocate a new buffer with PIPE_BIND_SHARED. */ |
| struct pipe_resource templ = res->b.b; |
| templ.bind |= PIPE_BIND_SHARED; |
| |
| struct pipe_resource *newb = screen->resource_create(screen, &templ); |
| if (!newb) |
| return false; |
| |
| /* Copy the old buffer contents to the new one. */ |
| struct pipe_box box; |
| u_box_1d(0, newb->width0, &box); |
| sctx->b.resource_copy_region(&sctx->b, newb, 0, 0, 0, 0, &res->b.b, 0, &box); |
| flush = true; |
| /* Move the new buffer storage to the old pipe_resource. */ |
| si_replace_buffer_storage(&sctx->b, &res->b.b, newb); |
| pipe_resource_reference(&newb, NULL); |
| |
| assert(res->b.b.bind & PIPE_BIND_SHARED); |
| assert(res->flags & RADEON_FLAG_NO_SUBALLOC); |
| } |
| |
| /* Buffers */ |
| slice_size = 0; |
| } |
| |
| si_texture_get_info(screen, resource, &stride, &offset); |
| |
| if (flush) |
| sctx->b.flush(&sctx->b, NULL, 0); |
| |
| if (res->b.is_shared) { |
| /* USAGE_EXPLICIT_FLUSH must be cleared if at least one user |
| * doesn't set it. |
| */ |
| res->external_usage |= usage & ~PIPE_HANDLE_USAGE_EXPLICIT_FLUSH; |
| if (!(usage & PIPE_HANDLE_USAGE_EXPLICIT_FLUSH)) |
| res->external_usage &= ~PIPE_HANDLE_USAGE_EXPLICIT_FLUSH; |
| } else { |
| res->b.is_shared = true; |
| res->external_usage = usage; |
| } |
| |
| whandle->stride = stride; |
| whandle->offset = offset + slice_size * whandle->layer; |
| |
| return sscreen->ws->buffer_get_handle(sscreen->ws, res->buf, whandle); |
| } |
| |
| static void si_texture_destroy(struct pipe_screen *screen, struct pipe_resource *ptex) |
| { |
| struct si_texture *tex = (struct si_texture *)ptex; |
| struct si_resource *resource = &tex->buffer; |
| |
| si_texture_reference(&tex->flushed_depth_texture, NULL); |
| |
| if (tex->cmask_buffer != &tex->buffer) { |
| si_resource_reference(&tex->cmask_buffer, NULL); |
| } |
| pb_reference(&resource->buf, NULL); |
| si_resource_reference(&tex->dcc_separate_buffer, NULL); |
| si_resource_reference(&tex->last_dcc_separate_buffer, NULL); |
| si_resource_reference(&tex->dcc_retile_buffer, NULL); |
| FREE(tex); |
| } |
| |
| static const struct u_resource_vtbl si_texture_vtbl; |
| |
| void si_print_texture_info(struct si_screen *sscreen, struct si_texture *tex, |
| struct u_log_context *log) |
| { |
| int i; |
| |
| /* Common parameters. */ |
| u_log_printf(log, |
| " Info: npix_x=%u, npix_y=%u, npix_z=%u, blk_w=%u, " |
| "blk_h=%u, array_size=%u, last_level=%u, " |
| "bpe=%u, nsamples=%u, flags=0x%x, %s\n", |
| tex->buffer.b.b.width0, tex->buffer.b.b.height0, tex->buffer.b.b.depth0, |
| tex->surface.blk_w, tex->surface.blk_h, tex->buffer.b.b.array_size, |
| tex->buffer.b.b.last_level, tex->surface.bpe, tex->buffer.b.b.nr_samples, |
| tex->surface.flags, util_format_short_name(tex->buffer.b.b.format)); |
| |
| if (sscreen->info.chip_class >= GFX9) { |
| u_log_printf(log, |
| " Surf: size=%" PRIu64 ", slice_size=%" PRIu64 ", " |
| "alignment=%u, swmode=%u, epitch=%u, pitch=%u\n", |
| tex->surface.surf_size, tex->surface.u.gfx9.surf_slice_size, |
| tex->surface.surf_alignment, tex->surface.u.gfx9.surf.swizzle_mode, |
| tex->surface.u.gfx9.surf.epitch, tex->surface.u.gfx9.surf_pitch); |
| |
| if (tex->surface.fmask_offset) { |
| u_log_printf(log, |
| " FMASK: offset=%" PRIu64 ", size=%" PRIu64 ", " |
| "alignment=%u, swmode=%u, epitch=%u\n", |
| tex->surface.fmask_offset, tex->surface.fmask_size, |
| tex->surface.fmask_alignment, tex->surface.u.gfx9.fmask.swizzle_mode, |
| tex->surface.u.gfx9.fmask.epitch); |
| } |
| |
| if (tex->cmask_buffer) { |
| u_log_printf(log, |
| " CMask: offset=%" PRIu64 ", size=%u, " |
| "alignment=%u\n", |
| tex->surface.cmask_offset, tex->surface.cmask_size, |
| tex->surface.cmask_alignment); |
| } |
| |
| if (tex->surface.htile_offset) { |
| u_log_printf(log, |
| " HTile: offset=%" PRIu64 ", size=%u, alignment=%u\n", |
| tex->surface.htile_offset, tex->surface.htile_size, |
| tex->surface.htile_alignment); |
| } |
| |
| if (tex->surface.dcc_offset) { |
| u_log_printf(log, |
| " DCC: offset=%" PRIu64 ", size=%u, " |
| "alignment=%u, pitch_max=%u, num_dcc_levels=%u\n", |
| tex->surface.dcc_offset, tex->surface.dcc_size, tex->surface.dcc_alignment, |
| tex->surface.u.gfx9.display_dcc_pitch_max, tex->surface.num_dcc_levels); |
| } |
| |
| if (tex->surface.u.gfx9.stencil_offset) { |
| u_log_printf(log, " Stencil: offset=%" PRIu64 ", swmode=%u, epitch=%u\n", |
| tex->surface.u.gfx9.stencil_offset, tex->surface.u.gfx9.stencil.swizzle_mode, |
| tex->surface.u.gfx9.stencil.epitch); |
| } |
| return; |
| } |
| |
| u_log_printf(log, |
| " Layout: size=%" PRIu64 ", alignment=%u, bankw=%u, " |
| "bankh=%u, nbanks=%u, mtilea=%u, tilesplit=%u, pipeconfig=%u, scanout=%u\n", |
| tex->surface.surf_size, tex->surface.surf_alignment, tex->surface.u.legacy.bankw, |
| tex->surface.u.legacy.bankh, tex->surface.u.legacy.num_banks, |
| tex->surface.u.legacy.mtilea, tex->surface.u.legacy.tile_split, |
| tex->surface.u.legacy.pipe_config, (tex->surface.flags & RADEON_SURF_SCANOUT) != 0); |
| |
| if (tex->surface.fmask_offset) |
| u_log_printf( |
| log, |
| " FMask: offset=%" PRIu64 ", size=%" PRIu64 ", alignment=%u, pitch_in_pixels=%u, " |
| "bankh=%u, slice_tile_max=%u, tile_mode_index=%u\n", |
| tex->surface.fmask_offset, tex->surface.fmask_size, tex->surface.fmask_alignment, |
| tex->surface.u.legacy.fmask.pitch_in_pixels, tex->surface.u.legacy.fmask.bankh, |
| tex->surface.u.legacy.fmask.slice_tile_max, tex->surface.u.legacy.fmask.tiling_index); |
| |
| if (tex->cmask_buffer) |
| u_log_printf(log, |
| " CMask: offset=%" PRIu64 ", size=%u, alignment=%u, " |
| "slice_tile_max=%u\n", |
| tex->surface.cmask_offset, tex->surface.cmask_size, tex->surface.cmask_alignment, |
| tex->surface.u.legacy.cmask_slice_tile_max); |
| |
| if (tex->surface.htile_offset) |
| u_log_printf(log, |
| " HTile: offset=%" PRIu64 ", size=%u, " |
| "alignment=%u, TC_compatible = %u\n", |
| tex->surface.htile_offset, tex->surface.htile_size, tex->surface.htile_alignment, |
| tex->tc_compatible_htile); |
| |
| if (tex->surface.dcc_offset) { |
| u_log_printf(log, " DCC: offset=%" PRIu64 ", size=%u, alignment=%u\n", |
| tex->surface.dcc_offset, tex->surface.dcc_size, tex->surface.dcc_alignment); |
| for (i = 0; i <= tex->buffer.b.b.last_level; i++) |
| u_log_printf(log, |
| " DCCLevel[%i]: enabled=%u, offset=%u, " |
| "fast_clear_size=%u\n", |
| i, i < tex->surface.num_dcc_levels, tex->surface.u.legacy.level[i].dcc_offset, |
| tex->surface.u.legacy.level[i].dcc_fast_clear_size); |
| } |
| |
| for (i = 0; i <= tex->buffer.b.b.last_level; i++) |
| u_log_printf(log, |
| " Level[%i]: offset=%" PRIu64 ", slice_size=%" PRIu64 ", " |
| "npix_x=%u, npix_y=%u, npix_z=%u, nblk_x=%u, nblk_y=%u, " |
| "mode=%u, tiling_index = %u\n", |
| i, tex->surface.u.legacy.level[i].offset, |
| (uint64_t)tex->surface.u.legacy.level[i].slice_size_dw * 4, |
| u_minify(tex->buffer.b.b.width0, i), u_minify(tex->buffer.b.b.height0, i), |
| u_minify(tex->buffer.b.b.depth0, i), tex->surface.u.legacy.level[i].nblk_x, |
| tex->surface.u.legacy.level[i].nblk_y, tex->surface.u.legacy.level[i].mode, |
| tex->surface.u.legacy.tiling_index[i]); |
| |
| if (tex->surface.has_stencil) { |
| u_log_printf(log, " StencilLayout: tilesplit=%u\n", |
| tex->surface.u.legacy.stencil_tile_split); |
| for (i = 0; i <= tex->buffer.b.b.last_level; i++) { |
| u_log_printf(log, |
| " StencilLevel[%i]: offset=%" PRIu64 ", " |
| "slice_size=%" PRIu64 ", npix_x=%u, " |
| "npix_y=%u, npix_z=%u, nblk_x=%u, nblk_y=%u, " |
| "mode=%u, tiling_index = %u\n", |
| i, tex->surface.u.legacy.stencil_level[i].offset, |
| (uint64_t)tex->surface.u.legacy.stencil_level[i].slice_size_dw * 4, |
| u_minify(tex->buffer.b.b.width0, i), u_minify(tex->buffer.b.b.height0, i), |
| u_minify(tex->buffer.b.b.depth0, i), |
| tex->surface.u.legacy.stencil_level[i].nblk_x, |
| tex->surface.u.legacy.stencil_level[i].nblk_y, |
| tex->surface.u.legacy.stencil_level[i].mode, |
| tex->surface.u.legacy.stencil_tiling_index[i]); |
| } |
| } |
| } |
| |
| /** |
| * Common function for si_texture_create and si_texture_from_handle. |
| * |
| * \param screen screen |
| * \param base resource template |
| * \param surface radeon_surf |
| * \param plane0 if a non-zero plane is being created, this is the first plane |
| * \param imported_buf from si_texture_from_handle |
| * \param offset offset for non-zero planes or imported buffers |
| * \param alloc_size the size to allocate if plane0 != NULL |
| * \param alignment alignment for the allocation |
| */ |
| static struct si_texture *si_texture_create_object(struct pipe_screen *screen, |
| const struct pipe_resource *base, |
| const struct radeon_surf *surface, |
| const struct si_texture *plane0, |
| struct pb_buffer *imported_buf, |
| uint64_t offset, unsigned pitch_in_bytes, |
| uint64_t alloc_size, unsigned alignment) |
| { |
| struct si_texture *tex; |
| struct si_resource *resource; |
| struct si_screen *sscreen = (struct si_screen *)screen; |
| |
| tex = CALLOC_STRUCT(si_texture); |
| if (!tex) |
| goto error; |
| |
| resource = &tex->buffer; |
| resource->b.b = *base; |
| resource->b.vtbl = &si_texture_vtbl; |
| pipe_reference_init(&resource->b.b.reference, 1); |
| resource->b.b.screen = screen; |
| |
| /* don't include stencil-only formats which we don't support for rendering */ |
| tex->is_depth = util_format_has_depth(util_format_description(tex->buffer.b.b.format)); |
| tex->surface = *surface; |
| |
| /* On GFX8, HTILE uses different tiling depending on the TC_COMPATIBLE_HTILE |
| * setting, so we have to enable it if we enabled it at allocation. |
| * |
| * GFX9 and later use the same tiling for both, so TC-compatible HTILE can be |
| * enabled on demand. |
| */ |
| tex->tc_compatible_htile = sscreen->info.chip_class == GFX8 && |
| tex->surface.flags & RADEON_SURF_TC_COMPATIBLE_HTILE; |
| |
| /* TC-compatible HTILE: |
| * - GFX8 only supports Z32_FLOAT. |
| * - GFX9 only supports Z32_FLOAT and Z16_UNORM. */ |
| if (tex->surface.flags & RADEON_SURF_TC_COMPATIBLE_HTILE) { |
| if (sscreen->info.chip_class >= GFX9 && base->format == PIPE_FORMAT_Z16_UNORM) |
| tex->db_render_format = base->format; |
| else { |
| tex->db_render_format = PIPE_FORMAT_Z32_FLOAT; |
| tex->upgraded_depth = base->format != PIPE_FORMAT_Z32_FLOAT && |
| base->format != PIPE_FORMAT_Z32_FLOAT_S8X24_UINT; |
| } |
| } else { |
| tex->db_render_format = base->format; |
| } |
| |
| /* Applies to GCN. */ |
| tex->last_msaa_resolve_target_micro_mode = tex->surface.micro_tile_mode; |
| |
| /* Disable separate DCC at the beginning. DRI2 doesn't reuse buffers |
| * between frames, so the only thing that can enable separate DCC |
| * with DRI2 is multiple slow clears within a frame. |
| */ |
| tex->ps_draw_ratio = 0; |
| |
| ac_surface_override_offset_stride(&sscreen->info, &tex->surface, |
| tex->buffer.b.b.last_level + 1, |
| offset, pitch_in_bytes / tex->surface.bpe); |
| |
| if (tex->is_depth) { |
| if (sscreen->info.chip_class >= GFX9) { |
| tex->can_sample_z = true; |
| tex->can_sample_s = true; |
| |
| /* Stencil texturing with HTILE doesn't work |
| * with mipmapping on Navi10-14. */ |
| if (sscreen->info.chip_class == GFX10 && base->last_level > 0) |
| tex->htile_stencil_disabled = true; |
| } else { |
| tex->can_sample_z = !tex->surface.u.legacy.depth_adjusted; |
| tex->can_sample_s = !tex->surface.u.legacy.stencil_adjusted; |
| } |
| |
| tex->db_compatible = surface->flags & RADEON_SURF_ZBUFFER; |
| } else { |
| if (tex->surface.cmask_offset) { |
| tex->cb_color_info |= S_028C70_FAST_CLEAR(1); |
| tex->cmask_buffer = &tex->buffer; |
| } |
| } |
| |
| if (plane0) { |
| /* The buffer is shared with the first plane. */ |
| resource->bo_size = plane0->buffer.bo_size; |
| resource->bo_alignment = plane0->buffer.bo_alignment; |
| resource->flags = plane0->buffer.flags; |
| resource->domains = plane0->buffer.domains; |
| resource->vram_usage = plane0->buffer.vram_usage; |
| resource->gart_usage = plane0->buffer.gart_usage; |
| |
| pb_reference(&resource->buf, plane0->buffer.buf); |
| resource->gpu_address = plane0->buffer.gpu_address; |
| } else if (!(surface->flags & RADEON_SURF_IMPORTED)) { |
| /* Create the backing buffer. */ |
| si_init_resource_fields(sscreen, resource, alloc_size, alignment); |
| |
| if (!si_alloc_resource(sscreen, resource)) |
| goto error; |
| } else { |
| resource->buf = imported_buf; |
| resource->gpu_address = sscreen->ws->buffer_get_virtual_address(resource->buf); |
| resource->bo_size = imported_buf->size; |
| resource->bo_alignment = imported_buf->alignment; |
| resource->domains = sscreen->ws->buffer_get_initial_domain(resource->buf); |
| if (resource->domains & RADEON_DOMAIN_VRAM) |
| resource->vram_usage = resource->bo_size; |
| else if (resource->domains & RADEON_DOMAIN_GTT) |
| resource->gart_usage = resource->bo_size; |
| if (sscreen->ws->buffer_get_flags) |
| resource->flags = sscreen->ws->buffer_get_flags(resource->buf); |
| } |
| |
| if (tex->cmask_buffer) { |
| /* Initialize the cmask to 0xCC (= compressed state). */ |
| si_screen_clear_buffer(sscreen, &tex->cmask_buffer->b.b, tex->surface.cmask_offset, |
| tex->surface.cmask_size, 0xCCCCCCCC); |
| } |
| if (tex->surface.htile_offset) { |
| uint32_t clear_value = 0; |
| |
| if (sscreen->info.chip_class >= GFX9 || tex->tc_compatible_htile) |
| clear_value = 0x0000030F; |
| |
| si_screen_clear_buffer(sscreen, &tex->buffer.b.b, tex->surface.htile_offset, |
| tex->surface.htile_size, clear_value); |
| } |
| |
| /* Initialize DCC only if the texture is not being imported. */ |
| if (!(surface->flags & RADEON_SURF_IMPORTED) && tex->surface.dcc_offset) { |
| /* Clear DCC to black for all tiles with DCC enabled. |
| * |
| * This fixes corruption in 3DMark Slingshot Extreme, which |
| * uses uninitialized textures, causing corruption. |
| */ |
| if (tex->surface.num_dcc_levels == tex->buffer.b.b.last_level + 1 && |
| tex->buffer.b.b.nr_samples <= 2) { |
| /* Simple case - all tiles have DCC enabled. */ |
| si_screen_clear_buffer(sscreen, &tex->buffer.b.b, tex->surface.dcc_offset, |
| tex->surface.dcc_size, DCC_CLEAR_COLOR_0000); |
| } else if (sscreen->info.chip_class >= GFX9) { |
| /* Clear to uncompressed. Clearing this to black is complicated. */ |
| si_screen_clear_buffer(sscreen, &tex->buffer.b.b, tex->surface.dcc_offset, |
| tex->surface.dcc_size, DCC_UNCOMPRESSED); |
| } else { |
| /* GFX8: Initialize mipmap levels and multisamples separately. */ |
| if (tex->buffer.b.b.nr_samples >= 2) { |
| /* Clearing this to black is complicated. */ |
| si_screen_clear_buffer(sscreen, &tex->buffer.b.b, tex->surface.dcc_offset, |
| tex->surface.dcc_size, DCC_UNCOMPRESSED); |
| } else { |
| /* Clear the enabled mipmap levels to black. */ |
| unsigned size = 0; |
| |
| for (unsigned i = 0; i < tex->surface.num_dcc_levels; i++) { |
| if (!tex->surface.u.legacy.level[i].dcc_fast_clear_size) |
| break; |
| |
| size = tex->surface.u.legacy.level[i].dcc_offset + |
| tex->surface.u.legacy.level[i].dcc_fast_clear_size; |
| } |
| |
| /* Mipmap levels with DCC. */ |
| if (size) { |
| si_screen_clear_buffer(sscreen, &tex->buffer.b.b, tex->surface.dcc_offset, size, |
| DCC_CLEAR_COLOR_0000); |
| } |
| /* Mipmap levels without DCC. */ |
| if (size != tex->surface.dcc_size) { |
| si_screen_clear_buffer(sscreen, &tex->buffer.b.b, tex->surface.dcc_offset + size, |
| tex->surface.dcc_size - size, DCC_UNCOMPRESSED); |
| } |
| } |
| } |
| } |
| |
| /* Initialize displayable DCC that requires the retile blit. */ |
| if (tex->surface.display_dcc_offset) { |
| /* Uninitialized DCC can hang the display hw. |
| * Clear to white to indicate that. */ |
| si_screen_clear_buffer(sscreen, &tex->buffer.b.b, tex->surface.display_dcc_offset, |
| tex->surface.u.gfx9.display_dcc_size, DCC_CLEAR_COLOR_1111); |
| |
| /* Upload the DCC retile map. |
| * Use a staging buffer for the upload, because |
| * the buffer backing the texture is unmappable. |
| */ |
| bool use_uint16 = tex->surface.u.gfx9.dcc_retile_use_uint16; |
| unsigned num_elements = tex->surface.u.gfx9.dcc_retile_num_elements; |
| unsigned dcc_retile_map_size = num_elements * (use_uint16 ? 2 : 4); |
| |
| tex->dcc_retile_buffer = si_aligned_buffer_create(screen, |
| SI_RESOURCE_FLAG_DRIVER_INTERNAL, PIPE_USAGE_DEFAULT, |
| dcc_retile_map_size, |
| sscreen->info.tcc_cache_line_size); |
| struct si_resource *buf = si_aligned_buffer_create(screen, |
| SI_RESOURCE_FLAG_DRIVER_INTERNAL, PIPE_USAGE_STREAM, |
| dcc_retile_map_size, |
| sscreen->info.tcc_cache_line_size); |
| void *map = sscreen->ws->buffer_map(buf->buf, NULL, PIPE_MAP_WRITE); |
| |
| /* Upload the retile map into the staging buffer. */ |
| memcpy(map, tex->surface.u.gfx9.dcc_retile_map, dcc_retile_map_size); |
| |
| /* Copy the staging buffer to the buffer backing the texture. */ |
| struct si_context *sctx = (struct si_context *)sscreen->aux_context; |
| |
| simple_mtx_lock(&sscreen->aux_context_lock); |
| si_sdma_copy_buffer(sctx, &tex->dcc_retile_buffer->b.b, &buf->b.b, 0, |
| 0, buf->b.b.width0); |
| sscreen->aux_context->flush(sscreen->aux_context, NULL, 0); |
| simple_mtx_unlock(&sscreen->aux_context_lock); |
| |
| si_resource_reference(&buf, NULL); |
| } |
| |
| /* Initialize the CMASK base register value. */ |
| tex->cmask_base_address_reg = (tex->buffer.gpu_address + tex->surface.cmask_offset) >> 8; |
| |
| if (sscreen->debug_flags & DBG(VM)) { |
| fprintf(stderr, |
| "VM start=0x%" PRIX64 " end=0x%" PRIX64 |
| " | Texture %ix%ix%i, %i levels, %i samples, %s\n", |
| tex->buffer.gpu_address, tex->buffer.gpu_address + tex->buffer.buf->size, |
| base->width0, base->height0, util_num_layers(base, 0), base->last_level + 1, |
| base->nr_samples ? base->nr_samples : 1, util_format_short_name(base->format)); |
| } |
| |
| if (sscreen->debug_flags & DBG(TEX)) { |
| puts("Texture:"); |
| struct u_log_context log; |
| u_log_context_init(&log); |
| si_print_texture_info(sscreen, tex, &log); |
| u_log_new_page_print(&log, stdout); |
| fflush(stdout); |
| u_log_context_destroy(&log); |
| } |
| |
| return tex; |
| |
| error: |
| FREE(tex); |
| return NULL; |
| } |
| |
| static enum radeon_surf_mode si_choose_tiling(struct si_screen *sscreen, |
| const struct pipe_resource *templ, |
| bool tc_compatible_htile) |
| { |
| const struct util_format_description *desc = util_format_description(templ->format); |
| bool force_tiling = templ->flags & SI_RESOURCE_FLAG_FORCE_MSAA_TILING; |
| bool is_depth_stencil = util_format_is_depth_or_stencil(templ->format) && |
| !(templ->flags & SI_RESOURCE_FLAG_FLUSHED_DEPTH); |
| |
| /* MSAA resources must be 2D tiled. */ |
| if (templ->nr_samples > 1) |
| return RADEON_SURF_MODE_2D; |
| |
| /* Transfer resources should be linear. */ |
| if (templ->flags & SI_RESOURCE_FLAG_FORCE_LINEAR) |
| return RADEON_SURF_MODE_LINEAR_ALIGNED; |
| |
| /* Avoid Z/S decompress blits by forcing TC-compatible HTILE on GFX8, |
| * which requires 2D tiling. |
| */ |
| if (sscreen->info.chip_class == GFX8 && tc_compatible_htile) |
| return RADEON_SURF_MODE_2D; |
| |
| /* Handle common candidates for the linear mode. |
| * Compressed textures and DB surfaces must always be tiled. |
| */ |
| if (!force_tiling && !is_depth_stencil && !util_format_is_compressed(templ->format)) { |
| if (sscreen->debug_flags & DBG(NO_TILING)) |
| return RADEON_SURF_MODE_LINEAR_ALIGNED; |
| |
| /* Tiling doesn't work with the 422 (SUBSAMPLED) formats. */ |
| if (desc->layout == UTIL_FORMAT_LAYOUT_SUBSAMPLED) |
| return RADEON_SURF_MODE_LINEAR_ALIGNED; |
| |
| /* Cursors are linear on AMD GCN. |
| * (XXX double-check, maybe also use RADEON_SURF_SCANOUT) */ |
| if (templ->bind & PIPE_BIND_CURSOR) |
| return RADEON_SURF_MODE_LINEAR_ALIGNED; |
| |
| if (templ->bind & PIPE_BIND_LINEAR) |
| return RADEON_SURF_MODE_LINEAR_ALIGNED; |
| |
| /* Textures with a very small height are recommended to be linear. */ |
| if (templ->target == PIPE_TEXTURE_1D || templ->target == PIPE_TEXTURE_1D_ARRAY || |
| /* Only very thin and long 2D textures should benefit from |
| * linear_aligned. */ |
| templ->height0 <= 2) |
| return RADEON_SURF_MODE_LINEAR_ALIGNED; |
| |
| /* Textures likely to be mapped often. */ |
| if (templ->usage == PIPE_USAGE_STAGING || templ->usage == PIPE_USAGE_STREAM) |
| return RADEON_SURF_MODE_LINEAR_ALIGNED; |
| } |
| |
| /* Make small textures 1D tiled. */ |
| if (templ->width0 <= 16 || templ->height0 <= 16 || (sscreen->debug_flags & DBG(NO_2D_TILING))) |
| return RADEON_SURF_MODE_1D; |
| |
| /* The allocator will switch to 1D if needed. */ |
| return RADEON_SURF_MODE_2D; |
| } |
| |
| struct pipe_resource *si_texture_create(struct pipe_screen *screen, |
| const struct pipe_resource *templ) |
| { |
| struct si_screen *sscreen = (struct si_screen *)screen; |
| bool is_zs = util_format_is_depth_or_stencil(templ->format); |
| |
| if (templ->nr_samples >= 2) { |
| /* This is hackish (overwriting the const pipe_resource template), |
| * but should be harmless and gallium frontends can also see |
| * the overriden number of samples in the created pipe_resource. |
| */ |
| if (is_zs && sscreen->eqaa_force_z_samples) { |
| ((struct pipe_resource *)templ)->nr_samples = |
| ((struct pipe_resource *)templ)->nr_storage_samples = sscreen->eqaa_force_z_samples; |
| } else if (!is_zs && sscreen->eqaa_force_color_samples) { |
| ((struct pipe_resource *)templ)->nr_samples = sscreen->eqaa_force_coverage_samples; |
| ((struct pipe_resource *)templ)->nr_storage_samples = sscreen->eqaa_force_color_samples; |
| } |
| } |
| |
| bool is_flushed_depth = templ->flags & SI_RESOURCE_FLAG_FLUSHED_DEPTH || |
| templ->flags & SI_RESOURCE_FLAG_FORCE_LINEAR; |
| bool tc_compatible_htile = |
| sscreen->info.chip_class >= GFX8 && |
| /* There are issues with TC-compatible HTILE on Tonga (and |
| * Iceland is the same design), and documented bug workarounds |
| * don't help. For example, this fails: |
| * piglit/bin/tex-miplevel-selection 'texture()' 2DShadow -auto |
| */ |
| sscreen->info.family != CHIP_TONGA && sscreen->info.family != CHIP_ICELAND && |
| (templ->flags & PIPE_RESOURCE_FLAG_TEXTURING_MORE_LIKELY) && |
| !(sscreen->debug_flags & DBG(NO_HYPERZ)) && !is_flushed_depth && |
| templ->nr_samples <= 1 && /* TC-compat HTILE is less efficient with MSAA */ |
| is_zs; |
| enum radeon_surf_mode tile_mode = si_choose_tiling(sscreen, templ, tc_compatible_htile); |
| |
| /* This allocates textures with multiple planes like NV12 in 1 buffer. */ |
| enum |
| { |
| SI_TEXTURE_MAX_PLANES = 3 |
| }; |
| struct radeon_surf surface[SI_TEXTURE_MAX_PLANES] = {}; |
| struct pipe_resource plane_templ[SI_TEXTURE_MAX_PLANES]; |
| uint64_t plane_offset[SI_TEXTURE_MAX_PLANES] = {}; |
| uint64_t total_size = 0; |
| unsigned max_alignment = 0; |
| unsigned num_planes = util_format_get_num_planes(templ->format); |
| assert(num_planes <= SI_TEXTURE_MAX_PLANES); |
| |
| /* Compute texture or plane layouts and offsets. */ |
| for (unsigned i = 0; i < num_planes; i++) { |
| plane_templ[i] = *templ; |
| plane_templ[i].format = util_format_get_plane_format(templ->format, i); |
| plane_templ[i].width0 = util_format_get_plane_width(templ->format, i, templ->width0); |
| plane_templ[i].height0 = util_format_get_plane_height(templ->format, i, templ->height0); |
| |
| /* Multi-plane allocations need PIPE_BIND_SHARED, because we can't |
| * reallocate the storage to add PIPE_BIND_SHARED, because it's |
| * shared by 3 pipe_resources. |
| */ |
| if (num_planes > 1) |
| plane_templ[i].bind |= PIPE_BIND_SHARED; |
| |
| if (si_init_surface(sscreen, &surface[i], &plane_templ[i], tile_mode, false, |
| plane_templ[i].bind & PIPE_BIND_SCANOUT, is_flushed_depth, |
| tc_compatible_htile)) |
| return NULL; |
| |
| plane_offset[i] = align64(total_size, surface[i].surf_alignment); |
| total_size = plane_offset[i] + surface[i].total_size; |
| max_alignment = MAX2(max_alignment, surface[i].surf_alignment); |
| } |
| |
| struct si_texture *plane0 = NULL, *last_plane = NULL; |
| |
| for (unsigned i = 0; i < num_planes; i++) { |
| struct si_texture *tex = |
| si_texture_create_object(screen, &plane_templ[i], &surface[i], plane0, NULL, |
| plane_offset[i], 0, total_size, max_alignment); |
| if (!tex) { |
| si_texture_reference(&plane0, NULL); |
| return NULL; |
| } |
| |
| tex->plane_index = i; |
| tex->num_planes = num_planes; |
| |
| if (!plane0) { |
| plane0 = last_plane = tex; |
| } else { |
| last_plane->buffer.b.b.next = &tex->buffer.b.b; |
| last_plane = tex; |
| } |
| } |
| |
| return (struct pipe_resource *)plane0; |
| } |
| |
| static struct pipe_resource *si_texture_from_winsys_buffer(struct si_screen *sscreen, |
| const struct pipe_resource *templ, |
| struct pb_buffer *buf, unsigned stride, |
| uint64_t offset, unsigned usage, |
| bool dedicated) |
| { |
| struct radeon_surf surface = {}; |
| struct radeon_bo_metadata metadata = {}; |
| struct si_texture *tex; |
| int r; |
| |
| /* Ignore metadata for non-zero planes. */ |
| if (offset != 0) |
| dedicated = false; |
| |
| if (dedicated) { |
| sscreen->ws->buffer_get_metadata(buf, &metadata, &surface); |
| } else { |
| /** |
| * The bo metadata is unset for un-dedicated images. So we fall |
| * back to linear. See answer to question 5 of the |
| * VK_KHX_external_memory spec for some details. |
| * |
| * It is possible that this case isn't going to work if the |
| * surface pitch isn't correctly aligned by default. |
| * |
| * In order to support it correctly we require multi-image |
| * metadata to be syncrhonized between radv and radeonsi. The |
| * semantics of associating multiple image metadata to a memory |
| * object on the vulkan export side are not concretely defined |
| * either. |
| * |
| * All the use cases we are aware of at the moment for memory |
| * objects use dedicated allocations. So lets keep the initial |
| * implementation simple. |
| * |
| * A possible alternative is to attempt to reconstruct the |
| * tiling information when the TexParameter TEXTURE_TILING_EXT |
| * is set. |
| */ |
| metadata.mode = RADEON_SURF_MODE_LINEAR_ALIGNED; |
| } |
| |
| r = si_init_surface(sscreen, &surface, templ, metadata.mode, true, |
| surface.flags & RADEON_SURF_SCANOUT, false, false); |
| if (r) |
| return NULL; |
| |
| tex = si_texture_create_object(&sscreen->b, templ, &surface, NULL, buf, |
| offset, stride, 0, 0); |
| if (!tex) |
| return NULL; |
| |
| tex->buffer.b.is_shared = true; |
| tex->buffer.external_usage = usage; |
| tex->num_planes = 1; |
| |
| /* Account for multiple planes with lowered yuv import. */ |
| struct pipe_resource *next_plane = tex->buffer.b.b.next; |
| while(next_plane) { |
| struct si_texture *next_tex = (struct si_texture *)next_plane; |
| ++next_tex->num_planes; |
| ++tex->num_planes; |
| next_plane = next_plane->next; |
| } |
| |
| if (!ac_surface_set_umd_metadata(&sscreen->info, &tex->surface, |
| tex->buffer.b.b.nr_storage_samples, |
| tex->buffer.b.b.last_level + 1, |
| metadata.size_metadata, |
| metadata.metadata)) { |
| si_texture_reference(&tex, NULL); |
| return NULL; |
| } |
| |
| /* Displayable DCC requires an explicit flush. */ |
| if (dedicated && offset == 0 && !(usage & PIPE_HANDLE_USAGE_EXPLICIT_FLUSH) && |
| si_has_displayable_dcc(tex)) { |
| /* TODO: do we need to decompress DCC? */ |
| if (si_texture_discard_dcc(sscreen, tex)) { |
| /* Update BO metadata after disabling DCC. */ |
| si_set_tex_bo_metadata(sscreen, tex); |
| } |
| } |
| |
| assert(tex->surface.tile_swizzle == 0); |
| return &tex->buffer.b.b; |
| } |
| |
| static struct pipe_resource *si_texture_from_handle(struct pipe_screen *screen, |
| const struct pipe_resource *templ, |
| struct winsys_handle *whandle, unsigned usage) |
| { |
| struct si_screen *sscreen = (struct si_screen *)screen; |
| struct pb_buffer *buf = NULL; |
| |
| /* Support only 2D textures without mipmaps */ |
| if ((templ->target != PIPE_TEXTURE_2D && templ->target != PIPE_TEXTURE_RECT && |
| templ->target != PIPE_TEXTURE_2D_ARRAY) || |
| templ->last_level != 0) |
| return NULL; |
| |
| buf = sscreen->ws->buffer_from_handle(sscreen->ws, whandle, sscreen->info.max_alignment); |
| if (!buf) |
| return NULL; |
| |
| return si_texture_from_winsys_buffer(sscreen, templ, buf, whandle->stride, whandle->offset, |
| usage, true); |
| } |
| |
| bool si_init_flushed_depth_texture(struct pipe_context *ctx, struct pipe_resource *texture) |
| { |
| struct si_texture *tex = (struct si_texture *)texture; |
| struct pipe_resource resource; |
| enum pipe_format pipe_format = texture->format; |
| |
| assert(!tex->flushed_depth_texture); |
| |
| if (!tex->can_sample_z && tex->can_sample_s) { |
| switch (pipe_format) { |
| case PIPE_FORMAT_Z32_FLOAT_S8X24_UINT: |
| /* Save memory by not allocating the S plane. */ |
| pipe_format = PIPE_FORMAT_Z32_FLOAT; |
| break; |
| case PIPE_FORMAT_Z24_UNORM_S8_UINT: |
| case PIPE_FORMAT_S8_UINT_Z24_UNORM: |
| /* Save memory bandwidth by not copying the |
| * stencil part during flush. |
| * |
| * This potentially increases memory bandwidth |
| * if an application uses both Z and S texturing |
| * simultaneously (a flushed Z24S8 texture |
| * would be stored compactly), but how often |
| * does that really happen? |
| */ |
| pipe_format = PIPE_FORMAT_Z24X8_UNORM; |
| break; |
| default:; |
| } |
| } else if (!tex->can_sample_s && tex->can_sample_z) { |
| assert(util_format_has_stencil(util_format_description(pipe_format))); |
| |
| /* DB->CB copies to an 8bpp surface don't work. */ |
| pipe_format = PIPE_FORMAT_X24S8_UINT; |
| } |
| |
| memset(&resource, 0, sizeof(resource)); |
| resource.target = texture->target; |
| resource.format = pipe_format; |
| resource.width0 = texture->width0; |
| resource.height0 = texture->height0; |
| resource.depth0 = texture->depth0; |
| resource.array_size = texture->array_size; |
| resource.last_level = texture->last_level; |
| resource.nr_samples = texture->nr_samples; |
| resource.usage = PIPE_USAGE_DEFAULT; |
| resource.bind = texture->bind & ~PIPE_BIND_DEPTH_STENCIL; |
| resource.flags = texture->flags | SI_RESOURCE_FLAG_FLUSHED_DEPTH; |
| |
| tex->flushed_depth_texture = |
| (struct si_texture *)ctx->screen->resource_create(ctx->screen, &resource); |
| if (!tex->flushed_depth_texture) { |
| PRINT_ERR("failed to create temporary texture to hold flushed depth\n"); |
| return false; |
| } |
| return true; |
| } |
| |
| /** |
| * Initialize the pipe_resource descriptor to be of the same size as the box, |
| * which is supposed to hold a subregion of the texture "orig" at the given |
| * mipmap level. |
| */ |
| static void si_init_temp_resource_from_box(struct pipe_resource *res, struct pipe_resource *orig, |
| const struct pipe_box *box, unsigned level, |
| unsigned usage, unsigned flags) |
| { |
| memset(res, 0, sizeof(*res)); |
| res->format = orig->format; |
| res->width0 = box->width; |
| res->height0 = box->height; |
| res->depth0 = 1; |
| res->array_size = 1; |
| res->usage = usage; |
| res->flags = flags; |
| |
| if (flags & SI_RESOURCE_FLAG_FORCE_LINEAR && util_format_is_compressed(orig->format)) { |
| /* Transfer resources are allocated with linear tiling, which is |
| * not supported for compressed formats. |
| */ |
| unsigned blocksize = util_format_get_blocksize(orig->format); |
| |
| if (blocksize == 8) { |
| res->format = PIPE_FORMAT_R16G16B16A16_UINT; |
| } else { |
| assert(blocksize == 16); |
| res->format = PIPE_FORMAT_R32G32B32A32_UINT; |
| } |
| |
| res->width0 = util_format_get_nblocksx(orig->format, box->width); |
| res->height0 = util_format_get_nblocksy(orig->format, box->height); |
| } |
| |
| /* We must set the correct texture target and dimensions for a 3D box. */ |
| if (box->depth > 1 && util_max_layer(orig, level) > 0) { |
| res->target = PIPE_TEXTURE_2D_ARRAY; |
| res->array_size = box->depth; |
| } else { |
| res->target = PIPE_TEXTURE_2D; |
| } |
| } |
| |
| static bool si_can_invalidate_texture(struct si_screen *sscreen, struct si_texture *tex, |
| unsigned transfer_usage, const struct pipe_box *box) |
| { |
| return !tex->buffer.b.is_shared && !(tex->surface.flags & RADEON_SURF_IMPORTED) && |
| !(transfer_usage & PIPE_MAP_READ) && tex->buffer.b.b.last_level == 0 && |
| util_texrange_covers_whole_level(&tex->buffer.b.b, 0, box->x, box->y, box->z, box->width, |
| box->height, box->depth); |
| } |
| |
| static void si_texture_invalidate_storage(struct si_context *sctx, struct si_texture *tex) |
| { |
| struct si_screen *sscreen = sctx->screen; |
| |
| /* There is no point in discarding depth and tiled buffers. */ |
| assert(!tex->is_depth); |
| assert(tex->surface.is_linear); |
| |
| /* Reallocate the buffer in the same pipe_resource. */ |
| si_alloc_resource(sscreen, &tex->buffer); |
| |
| /* Initialize the CMASK base address (needed even without CMASK). */ |
| tex->cmask_base_address_reg = (tex->buffer.gpu_address + tex->surface.cmask_offset) >> 8; |
| |
| p_atomic_inc(&sscreen->dirty_tex_counter); |
| |
| sctx->num_alloc_tex_transfer_bytes += tex->surface.total_size; |
| } |
| |
| static void *si_texture_transfer_map(struct pipe_context *ctx, struct pipe_resource *texture, |
| unsigned level, unsigned usage, const struct pipe_box *box, |
| struct pipe_transfer **ptransfer) |
| { |
| struct si_context *sctx = (struct si_context *)ctx; |
| struct si_texture *tex = (struct si_texture *)texture; |
| struct si_transfer *trans; |
| struct si_resource *buf; |
| unsigned offset = 0; |
| char *map; |
| bool use_staging_texture = false; |
| |
| assert(!(texture->flags & SI_RESOURCE_FLAG_FORCE_LINEAR)); |
| assert(box->width && box->height && box->depth); |
| |
| if (tex->is_depth) { |
| /* Depth textures use staging unconditionally. */ |
| use_staging_texture = true; |
| } else { |
| /* Degrade the tile mode if we get too many transfers on APUs. |
| * On dGPUs, the staging texture is always faster. |
| * Only count uploads that are at least 4x4 pixels large. |
| */ |
| if (!sctx->screen->info.has_dedicated_vram && level == 0 && box->width >= 4 && |
| box->height >= 4 && p_atomic_inc_return(&tex->num_level0_transfers) == 10) { |
| bool can_invalidate = si_can_invalidate_texture(sctx->screen, tex, usage, box); |
| |
| si_reallocate_texture_inplace(sctx, tex, PIPE_BIND_LINEAR, can_invalidate); |
| } |
| |
| /* Tiled textures need to be converted into a linear texture for CPU |
| * access. The staging texture is always linear and is placed in GART. |
| * |
| * Reading from VRAM or GTT WC is slow, always use the staging |
| * texture in this case. |
| * |
| * Use the staging texture for uploads if the underlying BO |
| * is busy. |
| */ |
| if (!tex->surface.is_linear || (tex->buffer.flags & RADEON_FLAG_ENCRYPTED)) |
| use_staging_texture = true; |
| else if (usage & PIPE_MAP_READ) |
| use_staging_texture = |
| tex->buffer.domains & RADEON_DOMAIN_VRAM || tex->buffer.flags & RADEON_FLAG_GTT_WC; |
| /* Write & linear only: */ |
| else if (si_rings_is_buffer_referenced(sctx, tex->buffer.buf, RADEON_USAGE_READWRITE) || |
| !sctx->ws->buffer_wait(tex->buffer.buf, 0, RADEON_USAGE_READWRITE)) { |
| /* It's busy. */ |
| if (si_can_invalidate_texture(sctx->screen, tex, usage, box)) |
| si_texture_invalidate_storage(sctx, tex); |
| else |
| use_staging_texture = true; |
| } |
| } |
| |
| trans = CALLOC_STRUCT(si_transfer); |
| if (!trans) |
| return NULL; |
| pipe_resource_reference(&trans->b.b.resource, texture); |
| trans->b.b.level = level; |
| trans->b.b.usage = usage; |
| trans->b.b.box = *box; |
| |
| if (use_staging_texture) { |
| struct pipe_resource resource; |
| struct si_texture *staging; |
| unsigned bo_usage = usage & PIPE_MAP_READ ? PIPE_USAGE_STAGING : PIPE_USAGE_STREAM; |
| unsigned bo_flags = SI_RESOURCE_FLAG_FORCE_LINEAR | SI_RESOURCE_FLAG_DRIVER_INTERNAL; |
| |
| /* The pixel shader has a bad access pattern for linear textures. |
| * If a pixel shader is used to blit to/from staging, don't disable caches. |
| * |
| * MSAA, depth/stencil textures, and compressed textures use the pixel shader |
| * to blit. |
| */ |
| if (texture->nr_samples <= 1 && |
| !tex->is_depth && |
| !util_format_is_compressed(texture->format) && |
| /* Texture uploads with DCC use the pixel shader to blit */ |
| (!(usage & PIPE_MAP_WRITE) || !vi_dcc_enabled(tex, level))) |
| bo_flags |= SI_RESOURCE_FLAG_UNCACHED; |
| |
| si_init_temp_resource_from_box(&resource, texture, box, level, bo_usage, |
| bo_flags); |
| |
| /* Since depth-stencil textures don't support linear tiling, |
| * blit from ZS to color and vice versa. u_blitter will do |
| * the packing for these formats. |
| */ |
| if (tex->is_depth) |
| resource.format = util_blitter_get_color_format_for_zs(resource.format); |
| |
| /* Create the temporary texture. */ |
| staging = (struct si_texture *)ctx->screen->resource_create(ctx->screen, &resource); |
| if (!staging) { |
| PRINT_ERR("failed to create temporary texture to hold untiled copy\n"); |
| goto fail_trans; |
| } |
| trans->staging = &staging->buffer; |
| |
| /* Just get the strides. */ |
| si_texture_get_offset(sctx->screen, staging, 0, NULL, &trans->b.b.stride, |
| &trans->b.b.layer_stride); |
| |
| if (usage & PIPE_MAP_READ) |
| si_copy_to_staging_texture(ctx, trans); |
| else |
| usage |= PIPE_MAP_UNSYNCHRONIZED; |
| |
| buf = trans->staging; |
| } else { |
| /* the resource is mapped directly */ |
| offset = si_texture_get_offset(sctx->screen, tex, level, box, &trans->b.b.stride, |
| &trans->b.b.layer_stride); |
| buf = &tex->buffer; |
| } |
| |
| /* Always unmap texture CPU mappings on 32-bit architectures, so that |
| * we don't run out of the CPU address space. |
| */ |
| if (sizeof(void *) == 4) |
| usage |= RADEON_MAP_TEMPORARY; |
| |
| if (!(map = si_buffer_map_sync_with_rings(sctx, buf, usage))) |
| goto fail_trans; |
| |
| *ptransfer = &trans->b.b; |
| return map + offset; |
| |
| fail_trans: |
| si_resource_reference(&trans->staging, NULL); |
| pipe_resource_reference(&trans->b.b.resource, NULL); |
| FREE(trans); |
| return NULL; |
| } |
| |
| static void si_texture_transfer_unmap(struct pipe_context *ctx, struct pipe_transfer *transfer) |
| { |
| struct si_context *sctx = (struct si_context *)ctx; |
| struct si_transfer *stransfer = (struct si_transfer *)transfer; |
| struct pipe_resource *texture = transfer->resource; |
| struct si_texture *tex = (struct si_texture *)texture; |
| |
| /* Always unmap texture CPU mappings on 32-bit architectures, so that |
| * we don't run out of the CPU address space. |
| */ |
| if (sizeof(void *) == 4) { |
| struct si_resource *buf = stransfer->staging ? stransfer->staging : &tex->buffer; |
| |
| sctx->ws->buffer_unmap(buf->buf); |
| } |
| |
| if ((transfer->usage & PIPE_MAP_WRITE) && stransfer->staging) |
| si_copy_from_staging_texture(ctx, stransfer); |
| |
| if (stransfer->staging) { |
| sctx->num_alloc_tex_transfer_bytes += stransfer->staging->buf->size; |
| si_resource_reference(&stransfer->staging, NULL); |
| } |
| |
| /* Heuristic for {upload, draw, upload, draw, ..}: |
| * |
| * Flush the gfx IB if we've allocated too much texture storage. |
| * |
| * The idea is that we don't want to build IBs that use too much |
| * memory and put pressure on the kernel memory manager and we also |
| * want to make temporary and invalidated buffers go idle ASAP to |
| * decrease the total memory usage or make them reusable. The memory |
| * usage will be slightly higher than given here because of the buffer |
| * cache in the winsys. |
| * |
| * The result is that the kernel memory manager is never a bottleneck. |
| */ |
| if (sctx->num_alloc_tex_transfer_bytes > sctx->screen->info.gart_size / 4) { |
| si_flush_gfx_cs(sctx, RADEON_FLUSH_ASYNC_START_NEXT_GFX_IB_NOW, NULL); |
| sctx->num_alloc_tex_transfer_bytes = 0; |
| } |
| |
| pipe_resource_reference(&transfer->resource, NULL); |
| FREE(transfer); |
| } |
| |
| static const struct u_resource_vtbl si_texture_vtbl = { |
| NULL, /* get_handle */ |
| si_texture_destroy, /* resource_destroy */ |
| si_texture_transfer_map, /* transfer_map */ |
| u_default_transfer_flush_region, /* transfer_flush_region */ |
| si_texture_transfer_unmap, /* transfer_unmap */ |
| }; |
| |
| /* Return if it's allowed to reinterpret one format as another with DCC enabled. |
| */ |
| bool vi_dcc_formats_compatible(struct si_screen *sscreen, enum pipe_format format1, |
| enum pipe_format format2) |
| { |
| const struct util_format_description *desc1, *desc2; |
| |
| /* No format change - exit early. */ |
| if (format1 == format2) |
| return true; |
| |
| format1 = si_simplify_cb_format(format1); |
| format2 = si_simplify_cb_format(format2); |
| |
| /* Check again after format adjustments. */ |
| if (format1 == format2) |
| return true; |
| |
| desc1 = util_format_description(format1); |
| desc2 = util_format_description(format2); |
| |
| if (desc1->layout != UTIL_FORMAT_LAYOUT_PLAIN || desc2->layout != UTIL_FORMAT_LAYOUT_PLAIN) |
| return false; |
| |
| /* Float and non-float are totally incompatible. */ |
| if ((desc1->channel[0].type == UTIL_FORMAT_TYPE_FLOAT) != |
| (desc2->channel[0].type == UTIL_FORMAT_TYPE_FLOAT)) |
| return false; |
| |
| /* Channel sizes must match across DCC formats. |
| * Comparing just the first 2 channels should be enough. |
| */ |
| if (desc1->channel[0].size != desc2->channel[0].size || |
| (desc1->nr_channels >= 2 && desc1->channel[1].size != desc2->channel[1].size)) |
| return false; |
| |
| /* Everything below is not needed if the driver never uses the DCC |
| * clear code with the value of 1. |
| */ |
| |
| /* If the clear values are all 1 or all 0, this constraint can be |
| * ignored. */ |
| if (vi_alpha_is_on_msb(sscreen, format1) != vi_alpha_is_on_msb(sscreen, format2)) |
| return false; |
| |
| /* Channel types must match if the clear value of 1 is used. |
| * The type categories are only float, signed, unsigned. |
| * NORM and INT are always compatible. |
| */ |
| if (desc1->channel[0].type != desc2->channel[0].type || |
| (desc1->nr_channels >= 2 && desc1->channel[1].type != desc2->channel[1].type)) |
| return false; |
| |
| return true; |
| } |
| |
| bool vi_dcc_formats_are_incompatible(struct pipe_resource *tex, unsigned level, |
| enum pipe_format view_format) |
| { |
| struct si_texture *stex = (struct si_texture *)tex; |
| |
| return vi_dcc_enabled(stex, level) && |
| !vi_dcc_formats_compatible((struct si_screen *)tex->screen, tex->format, view_format); |
| } |
| |
| /* This can't be merged with the above function, because |
| * vi_dcc_formats_compatible should be called only when DCC is enabled. */ |
| void vi_disable_dcc_if_incompatible_format(struct si_context *sctx, struct pipe_resource *tex, |
| unsigned level, enum pipe_format view_format) |
| { |
| struct si_texture *stex = (struct si_texture *)tex; |
| |
| if (vi_dcc_formats_are_incompatible(tex, level, view_format)) |
| if (!si_texture_disable_dcc(sctx, stex)) |
| si_decompress_dcc(sctx, stex); |
| } |
| |
| struct pipe_surface *si_create_surface_custom(struct pipe_context *pipe, |
| struct pipe_resource *texture, |
| const struct pipe_surface *templ, unsigned width0, |
| unsigned height0, unsigned width, unsigned height) |
| { |
| struct si_surface *surface = CALLOC_STRUCT(si_surface); |
| |
| if (!surface) |
| return NULL; |
| |
| assert(templ->u.tex.first_layer <= util_max_layer(texture, templ->u.tex.level)); |
| assert(templ->u.tex.last_layer <= util_max_layer(texture, templ->u.tex.level)); |
| |
| pipe_reference_init(&surface->base.reference, 1); |
| pipe_resource_reference(&surface->base.texture, texture); |
| surface->base.context = pipe; |
| surface->base.format = templ->format; |
| surface->base.width = width; |
| surface->base.height = height; |
| surface->base.u = templ->u; |
| |
| surface->width0 = width0; |
| surface->height0 = height0; |
| |
| surface->dcc_incompatible = |
| texture->target != PIPE_BUFFER && |
| vi_dcc_formats_are_incompatible(texture, templ->u.tex.level, templ->format); |
| return &surface->base; |
| } |
| |
| static struct pipe_surface *si_create_surface(struct pipe_context *pipe, struct pipe_resource *tex, |
| const struct pipe_surface *templ) |
| { |
| unsigned level = templ->u.tex.level; |
| unsigned width = u_minify(tex->width0, level); |
| unsigned height = u_minify(tex->height0, level); |
| unsigned width0 = tex->width0; |
| unsigned height0 = tex->height0; |
| |
| if (tex->target != PIPE_BUFFER && templ->format != tex->format) { |
| const struct util_format_description *tex_desc = util_format_description(tex->format); |
| const struct util_format_description *templ_desc = util_format_description(templ->format); |
| |
| assert(tex_desc->block.bits == templ_desc->block.bits); |
| |
| /* Adjust size of surface if and only if the block width or |
| * height is changed. */ |
| if (tex_desc->block.width != templ_desc->block.width || |
| tex_desc->block.height != templ_desc->block.height) { |
| unsigned nblks_x = util_format_get_nblocksx(tex->format, width); |
| unsigned nblks_y = util_format_get_nblocksy(tex->format, height); |
| |
| width = nblks_x * templ_desc->block.width; |
| height = nblks_y * templ_desc->block.height; |
| |
| width0 = util_format_get_nblocksx(tex->format, width0); |
| height0 = util_format_get_nblocksy(tex->format, height0); |
| } |
| } |
| |
| return si_create_surface_custom(pipe, tex, templ, width0, height0, width, height); |
| } |
| |
| static void si_surface_destroy(struct pipe_context *pipe, struct pipe_surface *surface) |
| { |
| pipe_resource_reference(&surface->texture, NULL); |
| FREE(surface); |
| } |
| |
| unsigned si_translate_colorswap(enum pipe_format format, bool do_endian_swap) |
| { |
| const struct util_format_description *desc = util_format_description(format); |
| |
| #define HAS_SWIZZLE(chan, swz) (desc->swizzle[chan] == PIPE_SWIZZLE_##swz) |
| |
| if (format == PIPE_FORMAT_R11G11B10_FLOAT) /* isn't plain */ |
| return V_028C70_SWAP_STD; |
| |
| if (desc->layout != UTIL_FORMAT_LAYOUT_PLAIN) |
| return ~0U; |
| |
| switch (desc->nr_channels) { |
| case 1: |
| if (HAS_SWIZZLE(0, X)) |
| return V_028C70_SWAP_STD; /* X___ */ |
| else if (HAS_SWIZZLE(3, X)) |
| return V_028C70_SWAP_ALT_REV; /* ___X */ |
| break; |
| case 2: |
| if ((HAS_SWIZZLE(0, X) && HAS_SWIZZLE(1, Y)) || (HAS_SWIZZLE(0, X) && HAS_SWIZZLE(1, NONE)) || |
| (HAS_SWIZZLE(0, NONE) && HAS_SWIZZLE(1, Y))) |
| return V_028C70_SWAP_STD; /* XY__ */ |
| else if ((HAS_SWIZZLE(0, Y) && HAS_SWIZZLE(1, X)) || |
| (HAS_SWIZZLE(0, Y) && HAS_SWIZZLE(1, NONE)) || |
| (HAS_SWIZZLE(0, NONE) && HAS_SWIZZLE(1, X))) |
| /* YX__ */ |
| return (do_endian_swap ? V_028C70_SWAP_STD : V_028C70_SWAP_STD_REV); |
| else if (HAS_SWIZZLE(0, X) && HAS_SWIZZLE(3, Y)) |
| return V_028C70_SWAP_ALT; /* X__Y */ |
| else if (HAS_SWIZZLE(0, Y) && HAS_SWIZZLE(3, X)) |
| return V_028C70_SWAP_ALT_REV; /* Y__X */ |
| break; |
| case 3: |
| if (HAS_SWIZZLE(0, X)) |
| return (do_endian_swap ? V_028C70_SWAP_STD_REV : V_028C70_SWAP_STD); |
| else if (HAS_SWIZZLE(0, Z)) |
| return V_028C70_SWAP_STD_REV; /* ZYX */ |
| break; |
| case 4: |
| /* check the middle channels, the 1st and 4th channel can be NONE */ |
| if (HAS_SWIZZLE(1, Y) && HAS_SWIZZLE(2, Z)) { |
| return V_028C70_SWAP_STD; /* XYZW */ |
| } else if (HAS_SWIZZLE(1, Z) && HAS_SWIZZLE(2, Y)) { |
| return V_028C70_SWAP_STD_REV; /* WZYX */ |
| } else if (HAS_SWIZZLE(1, Y) && HAS_SWIZZLE(2, X)) { |
| return V_028C70_SWAP_ALT; /* ZYXW */ |
| } else if (HAS_SWIZZLE(1, Z) && HAS_SWIZZLE(2, W)) { |
| /* YZWX */ |
| if (desc->is_array) |
| return V_028C70_SWAP_ALT_REV; |
| else |
| return (do_endian_swap ? V_028C70_SWAP_ALT : V_028C70_SWAP_ALT_REV); |
| } |
| break; |
| } |
| return ~0U; |
| } |
| |
| /* PIPELINE_STAT-BASED DCC ENABLEMENT FOR DISPLAYABLE SURFACES */ |
| |
| static void vi_dcc_clean_up_context_slot(struct si_context *sctx, int slot) |
| { |
| int i; |
| |
| if (sctx->dcc_stats[slot].query_active) |
| vi_separate_dcc_stop_query(sctx, sctx->dcc_stats[slot].tex); |
| |
| for (i = 0; i < ARRAY_SIZE(sctx->dcc_stats[slot].ps_stats); i++) |
| if (sctx->dcc_stats[slot].ps_stats[i]) { |
| sctx->b.destroy_query(&sctx->b, sctx->dcc_stats[slot].ps_stats[i]); |
| sctx->dcc_stats[slot].ps_stats[i] = NULL; |
| } |
| |
| si_texture_reference(&sctx->dcc_stats[slot].tex, NULL); |
| } |
| |
| /** |
| * Return the per-context slot where DCC statistics queries for the texture live. |
| */ |
| static unsigned vi_get_context_dcc_stats_index(struct si_context *sctx, struct si_texture *tex) |
| { |
| int i, empty_slot = -1; |
| |
| /* Remove zombie textures (textures kept alive by this array only). */ |
| for (i = 0; i < ARRAY_SIZE(sctx->dcc_stats); i++) |
| if (sctx->dcc_stats[i].tex && sctx->dcc_stats[i].tex->buffer.b.b.reference.count == 1) |
| vi_dcc_clean_up_context_slot(sctx, i); |
| |
| /* Find the texture. */ |
| for (i = 0; i < ARRAY_SIZE(sctx->dcc_stats); i++) { |
| /* Return if found. */ |
| if (sctx->dcc_stats[i].tex == tex) { |
| sctx->dcc_stats[i].last_use_timestamp = os_time_get(); |
| return i; |
| } |
| |
| /* Record the first seen empty slot. */ |
| if (empty_slot == -1 && !sctx->dcc_stats[i].tex) |
| empty_slot = i; |
| } |
| |
| /* Not found. Remove the oldest member to make space in the array. */ |
| if (empty_slot == -1) { |
| int oldest_slot = 0; |
| |
| /* Find the oldest slot. */ |
| for (i = 1; i < ARRAY_SIZE(sctx->dcc_stats); i++) |
| if (sctx->dcc_stats[oldest_slot].last_use_timestamp > |
| sctx->dcc_stats[i].last_use_timestamp) |
| oldest_slot = i; |
| |
| /* Clean up the oldest slot. */ |
| vi_dcc_clean_up_context_slot(sctx, oldest_slot); |
| empty_slot = oldest_slot; |
| } |
| |
| /* Add the texture to the new slot. */ |
| si_texture_reference(&sctx->dcc_stats[empty_slot].tex, tex); |
| sctx->dcc_stats[empty_slot].last_use_timestamp = os_time_get(); |
| return empty_slot; |
| } |
| |
| static struct pipe_query *vi_create_resuming_pipestats_query(struct si_context *sctx) |
| { |
| struct si_query_hw *query = |
| (struct si_query_hw *)sctx->b.create_query(&sctx->b, PIPE_QUERY_PIPELINE_STATISTICS, 0); |
| |
| query->flags |= SI_QUERY_HW_FLAG_BEGIN_RESUMES; |
| return (struct pipe_query *)query; |
| } |
| |
| /** |
| * Called when binding a color buffer. |
| */ |
| void vi_separate_dcc_start_query(struct si_context *sctx, struct si_texture *tex) |
| { |
| unsigned i = vi_get_context_dcc_stats_index(sctx, tex); |
| |
| assert(!sctx->dcc_stats[i].query_active); |
| |
| if (!sctx->dcc_stats[i].ps_stats[0]) |
| sctx->dcc_stats[i].ps_stats[0] = vi_create_resuming_pipestats_query(sctx); |
| |
| /* begin or resume the query */ |
| sctx->b.begin_query(&sctx->b, sctx->dcc_stats[i].ps_stats[0]); |
| sctx->dcc_stats[i].query_active = true; |
| } |
| |
| /** |
| * Called when unbinding a color buffer. |
| */ |
| void vi_separate_dcc_stop_query(struct si_context *sctx, struct si_texture *tex) |
| { |
| unsigned i = vi_get_context_dcc_stats_index(sctx, tex); |
| |
| assert(sctx->dcc_stats[i].query_active); |
| assert(sctx->dcc_stats[i].ps_stats[0]); |
| |
| /* pause or end the query */ |
| sctx->b.end_query(&sctx->b, sctx->dcc_stats[i].ps_stats[0]); |
| sctx->dcc_stats[i].query_active = false; |
| } |
| |
| static bool vi_should_enable_separate_dcc(struct si_texture *tex) |
| { |
| /* The minimum number of fullscreen draws per frame that is required |
| * to enable DCC. */ |
| return tex->ps_draw_ratio + tex->num_slow_clears >= 5; |
| } |
| |
| /* Called by fast clear. */ |
| void vi_separate_dcc_try_enable(struct si_context *sctx, struct si_texture *tex) |
| { |
| /* The intent is to use this with shared displayable back buffers, |
| * but it's not strictly limited only to them. |
| */ |
| if (!tex->buffer.b.is_shared || |
| !(tex->buffer.external_usage & PIPE_HANDLE_USAGE_EXPLICIT_FLUSH) || |
| tex->buffer.b.b.target != PIPE_TEXTURE_2D || tex->buffer.b.b.last_level > 0 || |
| !tex->surface.dcc_size || sctx->screen->debug_flags & DBG(NO_DCC) || |
| sctx->screen->debug_flags & DBG(NO_DCC_FB)) |
| return; |
| |
| assert(sctx->chip_class >= GFX8); |
| |
| if (tex->surface.dcc_offset) |
| return; /* already enabled */ |
| |
| /* Enable the DCC stat gathering. */ |
| if (!tex->dcc_gather_statistics) { |
| tex->dcc_gather_statistics = true; |
| vi_separate_dcc_start_query(sctx, tex); |
| } |
| |
| if (!vi_should_enable_separate_dcc(tex)) |
| return; /* stats show that DCC decompression is too expensive */ |
| |
| assert(tex->surface.num_dcc_levels); |
| assert(!tex->dcc_separate_buffer); |
| |
| si_texture_discard_cmask(sctx->screen, tex); |
| |
| /* Get a DCC buffer. */ |
| if (tex->last_dcc_separate_buffer) { |
| assert(tex->dcc_gather_statistics); |
| assert(!tex->dcc_separate_buffer); |
| tex->dcc_separate_buffer = tex->last_dcc_separate_buffer; |
| tex->last_dcc_separate_buffer = NULL; |
| } else { |
| tex->dcc_separate_buffer = |
| si_aligned_buffer_create(sctx->b.screen, SI_RESOURCE_FLAG_UNMAPPABLE, PIPE_USAGE_DEFAULT, |
| tex->surface.dcc_size, tex->surface.dcc_alignment); |
| if (!tex->dcc_separate_buffer) |
| return; |
| } |
| |
| /* dcc_offset is the absolute GPUVM address. */ |
| tex->surface.dcc_offset = tex->dcc_separate_buffer->gpu_address; |
| |
| /* no need to flag anything since this is called by fast clear that |
| * flags framebuffer state |
| */ |
| } |
| |
| /** |
| * Called by pipe_context::flush_resource, the place where DCC decompression |
| * takes place. |
| */ |
| void vi_separate_dcc_process_and_reset_stats(struct pipe_context *ctx, struct si_texture *tex) |
| { |
| struct si_context *sctx = (struct si_context *)ctx; |
| struct pipe_query *tmp; |
| unsigned i = vi_get_context_dcc_stats_index(sctx, tex); |
| bool query_active = sctx->dcc_stats[i].query_active; |
| bool disable = false; |
| |
| if (sctx->dcc_stats[i].ps_stats[2]) { |
| union pipe_query_result result; |
| |
| /* Read the results. */ |
| struct pipe_query *query = sctx->dcc_stats[i].ps_stats[2]; |
| ctx->get_query_result(ctx, query, true, &result); |
| si_query_buffer_reset(sctx, &((struct si_query_hw *)query)->buffer); |
| |
| /* Compute the approximate number of fullscreen draws. */ |
| tex->ps_draw_ratio = result.pipeline_statistics.ps_invocations / |
| (tex->buffer.b.b.width0 * tex->buffer.b.b.height0); |
| sctx->last_tex_ps_draw_ratio = tex->ps_draw_ratio; |
| |
| disable = tex->dcc_separate_buffer && !vi_should_enable_separate_dcc(tex); |
| } |
| |
| tex->num_slow_clears = 0; |
| |
| /* stop the statistics query for ps_stats[0] */ |
| if (query_active) |
| vi_separate_dcc_stop_query(sctx, tex); |
| |
| /* Move the queries in the queue by one. */ |
| tmp = sctx->dcc_stats[i].ps_stats[2]; |
| sctx->dcc_stats[i].ps_stats[2] = sctx->dcc_stats[i].ps_stats[1]; |
| sctx->dcc_stats[i].ps_stats[1] = sctx->dcc_stats[i].ps_stats[0]; |
| sctx->dcc_stats[i].ps_stats[0] = tmp; |
| |
| /* create and start a new query as ps_stats[0] */ |
| if (query_active) |
| vi_separate_dcc_start_query(sctx, tex); |
| |
| if (disable) { |
| assert(!tex->last_dcc_separate_buffer); |
| tex->last_dcc_separate_buffer = tex->dcc_separate_buffer; |
| tex->dcc_separate_buffer = NULL; |
| tex->surface.dcc_offset = 0; |
| /* no need to flag anything since this is called after |
| * decompression that re-sets framebuffer state |
| */ |
| } |
| } |
| |
| static struct pipe_memory_object * |
| si_memobj_from_handle(struct pipe_screen *screen, struct winsys_handle *whandle, bool dedicated) |
| { |
| struct si_screen *sscreen = (struct si_screen *)screen; |
| struct si_memory_object *memobj = CALLOC_STRUCT(si_memory_object); |
| struct pb_buffer *buf = NULL; |
| |
| if (!memobj) |
| return NULL; |
| |
| buf = sscreen->ws->buffer_from_handle(sscreen->ws, whandle, sscreen->info.max_alignment); |
| if (!buf) { |
| free(memobj); |
| return NULL; |
| } |
| |
| memobj->b.dedicated = dedicated; |
| memobj->buf = buf; |
| memobj->stride = whandle->stride; |
| |
| return (struct pipe_memory_object *)memobj; |
| } |
| |
| static void si_memobj_destroy(struct pipe_screen *screen, struct pipe_memory_object *_memobj) |
| { |
| struct si_memory_object *memobj = (struct si_memory_object *)_memobj; |
| |
| pb_reference(&memobj->buf, NULL); |
| free(memobj); |
| } |
| |
| static struct pipe_resource *si_texture_from_memobj(struct pipe_screen *screen, |
| const struct pipe_resource *templ, |
| struct pipe_memory_object *_memobj, |
| uint64_t offset) |
| { |
| struct si_screen *sscreen = (struct si_screen *)screen; |
| struct si_memory_object *memobj = (struct si_memory_object *)_memobj; |
| struct pipe_resource *tex = si_texture_from_winsys_buffer( |
| sscreen, templ, memobj->buf, memobj->stride, offset, |
| PIPE_HANDLE_USAGE_FRAMEBUFFER_WRITE | PIPE_HANDLE_USAGE_SHADER_WRITE, memobj->b.dedicated); |
| if (!tex) |
| return NULL; |
| |
| /* si_texture_from_winsys_buffer doesn't increment refcount of |
| * memobj->buf, so increment it here. |
| */ |
| struct pb_buffer *buf = NULL; |
| pb_reference(&buf, memobj->buf); |
| return tex; |
| } |
| |
| static bool si_check_resource_capability(struct pipe_screen *screen, struct pipe_resource *resource, |
| unsigned bind) |
| { |
| struct si_texture *tex = (struct si_texture *)resource; |
| |
| /* Buffers only support the linear flag. */ |
| if (resource->target == PIPE_BUFFER) |
| return (bind & ~PIPE_BIND_LINEAR) == 0; |
| |
| if (bind & PIPE_BIND_LINEAR && !tex->surface.is_linear) |
| return false; |
| |
| if (bind & PIPE_BIND_SCANOUT && !tex->surface.is_displayable) |
| return false; |
| |
| /* TODO: PIPE_BIND_CURSOR - do we care? */ |
| return true; |
| } |
| |
| void si_init_screen_texture_functions(struct si_screen *sscreen) |
| { |
| sscreen->b.resource_from_handle = si_texture_from_handle; |
| sscreen->b.resource_get_handle = si_texture_get_handle; |
| sscreen->b.resource_get_param = si_resource_get_param; |
| sscreen->b.resource_get_info = si_texture_get_info; |
| sscreen->b.resource_from_memobj = si_texture_from_memobj; |
| sscreen->b.memobj_create_from_handle = si_memobj_from_handle; |
| sscreen->b.memobj_destroy = si_memobj_destroy; |
| sscreen->b.check_resource_capability = si_check_resource_capability; |
| } |
| |
| void si_init_context_texture_functions(struct si_context *sctx) |
| { |
| sctx->b.create_surface = si_create_surface; |
| sctx->b.surface_destroy = si_surface_destroy; |
| } |