/* * Copyright © 2016 Intel Corporation * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the "Software"), * to deal in the Software without restriction, including without limitation * the rights to use, copy, modify, merge, publish, distribute, sublicense, * and/or sell copies of the Software, and to permit persons to whom the * Software is furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice (including the next * paragraph) shall be included in all copies or substantial portions of the * Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS * IN THE SOFTWARE. */ #include "anv_private.h" static bool lookup_blorp_shader(struct blorp_context *blorp, const void *key, uint32_t key_size, uint32_t *kernel_out, void *prog_data_out) { struct anv_device *device = blorp->driver_ctx; /* The blorp cache must be a real cache */ assert(device->blorp_shader_cache.cache); struct anv_shader_bin *bin = anv_pipeline_cache_search(&device->blorp_shader_cache, key, key_size); if (!bin) return false; /* The cache already has a reference and it's not going anywhere so there * is no need to hold a second reference. */ anv_shader_bin_unref(device, bin); *kernel_out = bin->kernel.offset; *(const struct brw_stage_prog_data **)prog_data_out = bin->prog_data; return true; } static bool upload_blorp_shader(struct blorp_context *blorp, const void *key, uint32_t key_size, const void *kernel, uint32_t kernel_size, const struct brw_stage_prog_data *prog_data, uint32_t prog_data_size, uint32_t *kernel_out, void *prog_data_out) { struct anv_device *device = blorp->driver_ctx; /* The blorp cache must be a real cache */ assert(device->blorp_shader_cache.cache); struct anv_pipeline_bind_map bind_map = { .surface_count = 0, .sampler_count = 0, }; struct anv_shader_bin *bin = anv_pipeline_cache_upload_kernel(&device->blorp_shader_cache, key, key_size, kernel, kernel_size, prog_data, prog_data_size, &bind_map); if (!bin) return false; /* The cache already has a reference and it's not going anywhere so there * is no need to hold a second reference. */ anv_shader_bin_unref(device, bin); *kernel_out = bin->kernel.offset; *(const struct brw_stage_prog_data **)prog_data_out = bin->prog_data; return true; } void anv_device_init_blorp(struct anv_device *device) { anv_pipeline_cache_init(&device->blorp_shader_cache, device, true); blorp_init(&device->blorp, device, &device->isl_dev); device->blorp.compiler = device->instance->physicalDevice.compiler; device->blorp.mocs.tex = device->default_mocs; device->blorp.mocs.rb = device->default_mocs; device->blorp.mocs.vb = device->default_mocs; device->blorp.lookup_shader = lookup_blorp_shader; device->blorp.upload_shader = upload_blorp_shader; switch (device->info.gen) { case 7: if (device->info.is_haswell) { device->blorp.exec = gen75_blorp_exec; } else { device->blorp.exec = gen7_blorp_exec; } break; case 8: device->blorp.exec = gen8_blorp_exec; break; case 9: device->blorp.exec = gen9_blorp_exec; break; case 10: device->blorp.exec = gen10_blorp_exec; break; default: unreachable("Unknown hardware generation"); } } void anv_device_finish_blorp(struct anv_device *device) { blorp_finish(&device->blorp); anv_pipeline_cache_finish(&device->blorp_shader_cache); } static void get_blorp_surf_for_anv_buffer(struct anv_device *device, struct anv_buffer *buffer, uint64_t offset, uint32_t width, uint32_t height, uint32_t row_pitch, enum isl_format format, struct blorp_surf *blorp_surf, struct isl_surf *isl_surf) { const struct isl_format_layout *fmtl = isl_format_get_layout(format); bool ok UNUSED; /* ASTC is the only format which doesn't support linear layouts. * Create an equivalently sized surface with ISL to get around this. */ if (fmtl->txc == ISL_TXC_ASTC) { /* Use an equivalently sized format */ format = ISL_FORMAT_R32G32B32A32_UINT; assert(fmtl->bpb == isl_format_get_layout(format)->bpb); /* Shrink the dimensions for the new format */ width = DIV_ROUND_UP(width, fmtl->bw); height = DIV_ROUND_UP(height, fmtl->bh); } *blorp_surf = (struct blorp_surf) { .surf = isl_surf, .addr = { .buffer = buffer->bo, .offset = buffer->offset + offset, }, }; ok = isl_surf_init(&device->isl_dev, isl_surf, .dim = ISL_SURF_DIM_2D, .format = format, .width = width, .height = height, .depth = 1, .levels = 1, .array_len = 1, .samples = 1, .row_pitch = row_pitch, .usage = ISL_SURF_USAGE_TEXTURE_BIT | ISL_SURF_USAGE_RENDER_TARGET_BIT, .tiling_flags = ISL_TILING_LINEAR_BIT); assert(ok); } static void get_blorp_surf_for_anv_image(const struct anv_image *image, VkImageAspectFlags aspect, enum isl_aux_usage aux_usage, struct blorp_surf *blorp_surf) { if (aspect == VK_IMAGE_ASPECT_STENCIL_BIT || aux_usage == ISL_AUX_USAGE_HIZ) aux_usage = ISL_AUX_USAGE_NONE; const struct anv_surface *surface = anv_image_get_surface_for_aspect_mask(image, aspect); *blorp_surf = (struct blorp_surf) { .surf = &surface->isl, .addr = { .buffer = image->bo, .offset = image->offset + surface->offset, }, }; if (aux_usage != ISL_AUX_USAGE_NONE) { blorp_surf->aux_surf = &image->aux_surface.isl, blorp_surf->aux_addr = (struct blorp_address) { .buffer = image->bo, .offset = image->offset + image->aux_surface.offset, }; blorp_surf->aux_usage = aux_usage; } } void anv_CmdCopyImage( VkCommandBuffer commandBuffer, VkImage srcImage, VkImageLayout srcImageLayout, VkImage dstImage, VkImageLayout dstImageLayout, uint32_t regionCount, const VkImageCopy* pRegions) { ANV_FROM_HANDLE(anv_cmd_buffer, cmd_buffer, commandBuffer); ANV_FROM_HANDLE(anv_image, src_image, srcImage); ANV_FROM_HANDLE(anv_image, dst_image, dstImage); struct blorp_batch batch; blorp_batch_init(&cmd_buffer->device->blorp, &batch, cmd_buffer, 0); for (unsigned r = 0; r < regionCount; r++) { VkOffset3D srcOffset = anv_sanitize_image_offset(src_image->type, pRegions[r].srcOffset); VkOffset3D dstOffset = anv_sanitize_image_offset(dst_image->type, pRegions[r].dstOffset); VkExtent3D extent = anv_sanitize_image_extent(src_image->type, pRegions[r].extent); unsigned dst_base_layer, layer_count; if (dst_image->type == VK_IMAGE_TYPE_3D) { dst_base_layer = pRegions[r].dstOffset.z; layer_count = pRegions[r].extent.depth; } else { dst_base_layer = pRegions[r].dstSubresource.baseArrayLayer; layer_count = anv_get_layerCount(dst_image, &pRegions[r].dstSubresource); } unsigned src_base_layer; if (src_image->type == VK_IMAGE_TYPE_3D) { src_base_layer = pRegions[r].srcOffset.z; } else { src_base_layer = pRegions[r].srcSubresource.baseArrayLayer; assert(layer_count == anv_get_layerCount(src_image, &pRegions[r].srcSubresource)); } assert(pRegions[r].srcSubresource.aspectMask == pRegions[r].dstSubresource.aspectMask); uint32_t a; for_each_bit(a, pRegions[r].dstSubresource.aspectMask) { VkImageAspectFlagBits aspect = (1 << a); struct blorp_surf src_surf, dst_surf; get_blorp_surf_for_anv_image(src_image, aspect, src_image->aux_usage, &src_surf); get_blorp_surf_for_anv_image(dst_image, aspect, dst_image->aux_usage, &dst_surf); for (unsigned i = 0; i < layer_count; i++) { blorp_copy(&batch, &src_surf, pRegions[r].srcSubresource.mipLevel, src_base_layer + i, &dst_surf, pRegions[r].dstSubresource.mipLevel, dst_base_layer + i, srcOffset.x, srcOffset.y, dstOffset.x, dstOffset.y, extent.width, extent.height); } } } blorp_batch_finish(&batch); } static void copy_buffer_to_image(struct anv_cmd_buffer *cmd_buffer, struct anv_buffer *anv_buffer, struct anv_image *anv_image, uint32_t regionCount, const VkBufferImageCopy* pRegions, bool buffer_to_image) { struct blorp_batch batch; blorp_batch_init(&cmd_buffer->device->blorp, &batch, cmd_buffer, 0); struct { struct blorp_surf surf; uint32_t level; VkOffset3D offset; } image, buffer, *src, *dst; buffer.level = 0; buffer.offset = (VkOffset3D) { 0, 0, 0 }; if (buffer_to_image) { src = &buffer; dst = ℑ } else { src = ℑ dst = &buffer; } for (unsigned r = 0; r < regionCount; r++) { const VkImageAspectFlags aspect = pRegions[r].imageSubresource.aspectMask; get_blorp_surf_for_anv_image(anv_image, aspect, anv_image->aux_usage, &image.surf); image.offset = anv_sanitize_image_offset(anv_image->type, pRegions[r].imageOffset); image.level = pRegions[r].imageSubresource.mipLevel; VkExtent3D extent = anv_sanitize_image_extent(anv_image->type, pRegions[r].imageExtent); if (anv_image->type != VK_IMAGE_TYPE_3D) { image.offset.z = pRegions[r].imageSubresource.baseArrayLayer; extent.depth = anv_get_layerCount(anv_image, &pRegions[r].imageSubresource); } const enum isl_format buffer_format = anv_get_isl_format(&cmd_buffer->device->info, anv_image->vk_format, aspect, VK_IMAGE_TILING_LINEAR); const VkExtent3D bufferImageExtent = { .width = pRegions[r].bufferRowLength ? pRegions[r].bufferRowLength : extent.width, .height = pRegions[r].bufferImageHeight ? pRegions[r].bufferImageHeight : extent.height, }; const struct isl_format_layout *buffer_fmtl = isl_format_get_layout(buffer_format); const uint32_t buffer_row_pitch = DIV_ROUND_UP(bufferImageExtent.width, buffer_fmtl->bw) * (buffer_fmtl->bpb / 8); const uint32_t buffer_layer_stride = DIV_ROUND_UP(bufferImageExtent.height, buffer_fmtl->bh) * buffer_row_pitch; struct isl_surf buffer_isl_surf; get_blorp_surf_for_anv_buffer(cmd_buffer->device, anv_buffer, pRegions[r].bufferOffset, extent.width, extent.height, buffer_row_pitch, buffer_format, &buffer.surf, &buffer_isl_surf); for (unsigned z = 0; z < extent.depth; z++) { blorp_copy(&batch, &src->surf, src->level, src->offset.z, &dst->surf, dst->level, dst->offset.z, src->offset.x, src->offset.y, dst->offset.x, dst->offset.y, extent.width, extent.height); image.offset.z++; buffer.surf.addr.offset += buffer_layer_stride; } } blorp_batch_finish(&batch); } void anv_CmdCopyBufferToImage( VkCommandBuffer commandBuffer, VkBuffer srcBuffer, VkImage dstImage, VkImageLayout dstImageLayout, uint32_t regionCount, const VkBufferImageCopy* pRegions) { ANV_FROM_HANDLE(anv_cmd_buffer, cmd_buffer, commandBuffer); ANV_FROM_HANDLE(anv_buffer, src_buffer, srcBuffer); ANV_FROM_HANDLE(anv_image, dst_image, dstImage); copy_buffer_to_image(cmd_buffer, src_buffer, dst_image, regionCount, pRegions, true); } void anv_CmdCopyImageToBuffer( VkCommandBuffer commandBuffer, VkImage srcImage, VkImageLayout srcImageLayout, VkBuffer dstBuffer, uint32_t regionCount, const VkBufferImageCopy* pRegions) { ANV_FROM_HANDLE(anv_cmd_buffer, cmd_buffer, commandBuffer); ANV_FROM_HANDLE(anv_image, src_image, srcImage); ANV_FROM_HANDLE(anv_buffer, dst_buffer, dstBuffer); copy_buffer_to_image(cmd_buffer, dst_buffer, src_image, regionCount, pRegions, false); } static bool flip_coords(unsigned *src0, unsigned *src1, unsigned *dst0, unsigned *dst1) { bool flip = false; if (*src0 > *src1) { unsigned tmp = *src0; *src0 = *src1; *src1 = tmp; flip = !flip; } if (*dst0 > *dst1) { unsigned tmp = *dst0; *dst0 = *dst1; *dst1 = tmp; flip = !flip; } return flip; } void anv_CmdBlitImage( VkCommandBuffer commandBuffer, VkImage srcImage, VkImageLayout srcImageLayout, VkImage dstImage, VkImageLayout dstImageLayout, uint32_t regionCount, const VkImageBlit* pRegions, VkFilter filter) { ANV_FROM_HANDLE(anv_cmd_buffer, cmd_buffer, commandBuffer); ANV_FROM_HANDLE(anv_image, src_image, srcImage); ANV_FROM_HANDLE(anv_image, dst_image, dstImage); struct blorp_surf src, dst; uint32_t gl_filter; switch (filter) { case VK_FILTER_NEAREST: gl_filter = 0x2600; /* GL_NEAREST */ break; case VK_FILTER_LINEAR: gl_filter = 0x2601; /* GL_LINEAR */ break; default: unreachable("Invalid filter"); } struct blorp_batch batch; blorp_batch_init(&cmd_buffer->device->blorp, &batch, cmd_buffer, 0); for (unsigned r = 0; r < regionCount; r++) { const VkImageSubresourceLayers *src_res = &pRegions[r].srcSubresource; const VkImageSubresourceLayers *dst_res = &pRegions[r].dstSubresource; get_blorp_surf_for_anv_image(src_image, src_res->aspectMask, src_image->aux_usage, &src); get_blorp_surf_for_anv_image(dst_image, dst_res->aspectMask, dst_image->aux_usage, &dst); struct anv_format src_format = anv_get_format(&cmd_buffer->device->info, src_image->vk_format, src_res->aspectMask, src_image->tiling); struct anv_format dst_format = anv_get_format(&cmd_buffer->device->info, dst_image->vk_format, dst_res->aspectMask, dst_image->tiling); unsigned dst_start, dst_end; if (dst_image->type == VK_IMAGE_TYPE_3D) { assert(dst_res->baseArrayLayer == 0); dst_start = pRegions[r].dstOffsets[0].z; dst_end = pRegions[r].dstOffsets[1].z; } else { dst_start = dst_res->baseArrayLayer; dst_end = dst_start + anv_get_layerCount(dst_image, dst_res); } unsigned src_start, src_end; if (src_image->type == VK_IMAGE_TYPE_3D) { assert(src_res->baseArrayLayer == 0); src_start = pRegions[r].srcOffsets[0].z; src_end = pRegions[r].srcOffsets[1].z; } else { src_start = src_res->baseArrayLayer; src_end = src_start + anv_get_layerCount(src_image, src_res); } bool flip_z = flip_coords(&src_start, &src_end, &dst_start, &dst_end); float src_z_step = (float)(src_end + 1 - src_start) / (float)(dst_end + 1 - dst_start); if (flip_z) { src_start = src_end; src_z_step *= -1; } unsigned src_x0 = pRegions[r].srcOffsets[0].x; unsigned src_x1 = pRegions[r].srcOffsets[1].x; unsigned dst_x0 = pRegions[r].dstOffsets[0].x; unsigned dst_x1 = pRegions[r].dstOffsets[1].x; bool flip_x = flip_coords(&src_x0, &src_x1, &dst_x0, &dst_x1); unsigned src_y0 = pRegions[r].srcOffsets[0].y; unsigned src_y1 = pRegions[r].srcOffsets[1].y; unsigned dst_y0 = pRegions[r].dstOffsets[0].y; unsigned dst_y1 = pRegions[r].dstOffsets[1].y; bool flip_y = flip_coords(&src_y0, &src_y1, &dst_y0, &dst_y1); const unsigned num_layers = dst_end - dst_start; for (unsigned i = 0; i < num_layers; i++) { unsigned dst_z = dst_start + i; unsigned src_z = src_start + i * src_z_step; blorp_blit(&batch, &src, src_res->mipLevel, src_z, src_format.isl_format, src_format.swizzle, &dst, dst_res->mipLevel, dst_z, dst_format.isl_format, anv_swizzle_for_render(dst_format.swizzle), src_x0, src_y0, src_x1, src_y1, dst_x0, dst_y0, dst_x1, dst_y1, gl_filter, flip_x, flip_y); } } blorp_batch_finish(&batch); } static enum isl_format isl_format_for_size(unsigned size_B) { switch (size_B) { case 1: return ISL_FORMAT_R8_UINT; case 2: return ISL_FORMAT_R8G8_UINT; case 4: return ISL_FORMAT_R8G8B8A8_UINT; case 8: return ISL_FORMAT_R16G16B16A16_UINT; case 16: return ISL_FORMAT_R32G32B32A32_UINT; default: unreachable("Not a power-of-two format size"); } } static void do_buffer_copy(struct blorp_batch *batch, struct anv_bo *src, uint64_t src_offset, struct anv_bo *dst, uint64_t dst_offset, int width, int height, int block_size) { struct anv_device *device = batch->blorp->driver_ctx; /* The actual format we pick doesn't matter as blorp will throw it away. * The only thing that actually matters is the size. */ enum isl_format format = isl_format_for_size(block_size); UNUSED bool ok; struct isl_surf surf; ok = isl_surf_init(&device->isl_dev, &surf, .dim = ISL_SURF_DIM_2D, .format = format, .width = width, .height = height, .depth = 1, .levels = 1, .array_len = 1, .samples = 1, .row_pitch = width * block_size, .usage = ISL_SURF_USAGE_TEXTURE_BIT | ISL_SURF_USAGE_RENDER_TARGET_BIT, .tiling_flags = ISL_TILING_LINEAR_BIT); assert(ok); struct blorp_surf src_blorp_surf = { .surf = &surf, .addr = { .buffer = src, .offset = src_offset, }, }; struct blorp_surf dst_blorp_surf = { .surf = &surf, .addr = { .buffer = dst, .offset = dst_offset, }, }; blorp_copy(batch, &src_blorp_surf, 0, 0, &dst_blorp_surf, 0, 0, 0, 0, 0, 0, width, height); } /** * Returns the greatest common divisor of a and b that is a power of two. */ static inline uint64_t gcd_pow2_u64(uint64_t a, uint64_t b) { assert(a > 0 || b > 0); unsigned a_log2 = ffsll(a) - 1; unsigned b_log2 = ffsll(b) - 1; /* If either a or b is 0, then a_log2 or b_log2 till be UINT_MAX in which * case, the MIN2() will take the other one. If both are 0 then we will * hit the assert above. */ return 1 << MIN2(a_log2, b_log2); } /* This is maximum possible width/height our HW can handle */ #define MAX_SURFACE_DIM (1ull << 14) void anv_CmdCopyBuffer( VkCommandBuffer commandBuffer, VkBuffer srcBuffer, VkBuffer dstBuffer, uint32_t regionCount, const VkBufferCopy* pRegions) { ANV_FROM_HANDLE(anv_cmd_buffer, cmd_buffer, commandBuffer); ANV_FROM_HANDLE(anv_buffer, src_buffer, srcBuffer); ANV_FROM_HANDLE(anv_buffer, dst_buffer, dstBuffer); struct blorp_batch batch; blorp_batch_init(&cmd_buffer->device->blorp, &batch, cmd_buffer, 0); for (unsigned r = 0; r < regionCount; r++) { uint64_t src_offset = src_buffer->offset + pRegions[r].srcOffset; uint64_t dst_offset = dst_buffer->offset + pRegions[r].dstOffset; uint64_t copy_size = pRegions[r].size; /* First, we compute the biggest format that can be used with the * given offsets and size. */ int bs = 16; bs = gcd_pow2_u64(bs, src_offset); bs = gcd_pow2_u64(bs, dst_offset); bs = gcd_pow2_u64(bs, pRegions[r].size); /* First, we make a bunch of max-sized copies */ uint64_t max_copy_size = MAX_SURFACE_DIM * MAX_SURFACE_DIM * bs; while (copy_size >= max_copy_size) { do_buffer_copy(&batch, src_buffer->bo, src_offset, dst_buffer->bo, dst_offset, MAX_SURFACE_DIM, MAX_SURFACE_DIM, bs); copy_size -= max_copy_size; src_offset += max_copy_size; dst_offset += max_copy_size; } /* Now make a max-width copy */ uint64_t height = copy_size / (MAX_SURFACE_DIM * bs); assert(height < MAX_SURFACE_DIM); if (height != 0) { uint64_t rect_copy_size = height * MAX_SURFACE_DIM * bs; do_buffer_copy(&batch, src_buffer->bo, src_offset, dst_buffer->bo, dst_offset, MAX_SURFACE_DIM, height, bs); copy_size -= rect_copy_size; src_offset += rect_copy_size; dst_offset += rect_copy_size; } /* Finally, make a small copy to finish it off */ if (copy_size != 0) { do_buffer_copy(&batch, src_buffer->bo, src_offset, dst_buffer->bo, dst_offset, copy_size / bs, 1, bs); } } blorp_batch_finish(&batch); } void anv_CmdUpdateBuffer( VkCommandBuffer commandBuffer, VkBuffer dstBuffer, VkDeviceSize dstOffset, VkDeviceSize dataSize, const void* pData) { ANV_FROM_HANDLE(anv_cmd_buffer, cmd_buffer, commandBuffer); ANV_FROM_HANDLE(anv_buffer, dst_buffer, dstBuffer); struct blorp_batch batch; blorp_batch_init(&cmd_buffer->device->blorp, &batch, cmd_buffer, 0); /* We can't quite grab a full block because the state stream needs a * little data at the top to build its linked list. */ const uint32_t max_update_size = cmd_buffer->device->dynamic_state_pool.block_size - 64; assert(max_update_size < MAX_SURFACE_DIM * 4); /* We're about to read data that was written from the CPU. Flush the * texture cache so we don't get anything stale. */ cmd_buffer->state.pending_pipe_bits |= ANV_PIPE_TEXTURE_CACHE_INVALIDATE_BIT; while (dataSize) { const uint32_t copy_size = MIN2(dataSize, max_update_size); struct anv_state tmp_data = anv_cmd_buffer_alloc_dynamic_state(cmd_buffer, copy_size, 64); memcpy(tmp_data.map, pData, copy_size); anv_state_flush(cmd_buffer->device, tmp_data); int bs = 16; bs = gcd_pow2_u64(bs, dstOffset); bs = gcd_pow2_u64(bs, copy_size); do_buffer_copy(&batch, &cmd_buffer->device->dynamic_state_pool.block_pool.bo, tmp_data.offset, dst_buffer->bo, dst_buffer->offset + dstOffset, copy_size / bs, 1, bs); dataSize -= copy_size; dstOffset += copy_size; pData = (void *)pData + copy_size; } blorp_batch_finish(&batch); } void anv_CmdFillBuffer( VkCommandBuffer commandBuffer, VkBuffer dstBuffer, VkDeviceSize dstOffset, VkDeviceSize fillSize, uint32_t data) { ANV_FROM_HANDLE(anv_cmd_buffer, cmd_buffer, commandBuffer); ANV_FROM_HANDLE(anv_buffer, dst_buffer, dstBuffer); struct blorp_surf surf; struct isl_surf isl_surf; struct blorp_batch batch; blorp_batch_init(&cmd_buffer->device->blorp, &batch, cmd_buffer, 0); fillSize = anv_buffer_get_range(dst_buffer, dstOffset, fillSize); /* From the Vulkan spec: * * "size is the number of bytes to fill, and must be either a multiple * of 4, or VK_WHOLE_SIZE to fill the range from offset to the end of * the buffer. If VK_WHOLE_SIZE is used and the remaining size of the * buffer is not a multiple of 4, then the nearest smaller multiple is * used." */ fillSize &= ~3ull; /* First, we compute the biggest format that can be used with the * given offsets and size. */ int bs = 16; bs = gcd_pow2_u64(bs, dstOffset); bs = gcd_pow2_u64(bs, fillSize); enum isl_format isl_format = isl_format_for_size(bs); union isl_color_value color = { .u32 = { data, data, data, data }, }; const uint64_t max_fill_size = MAX_SURFACE_DIM * MAX_SURFACE_DIM * bs; while (fillSize >= max_fill_size) { get_blorp_surf_for_anv_buffer(cmd_buffer->device, dst_buffer, dstOffset, MAX_SURFACE_DIM, MAX_SURFACE_DIM, MAX_SURFACE_DIM * bs, isl_format, &surf, &isl_surf); blorp_clear(&batch, &surf, isl_format, ISL_SWIZZLE_IDENTITY, 0, 0, 1, 0, 0, MAX_SURFACE_DIM, MAX_SURFACE_DIM, color, NULL); fillSize -= max_fill_size; dstOffset += max_fill_size; } uint64_t height = fillSize / (MAX_SURFACE_DIM * bs); assert(height < MAX_SURFACE_DIM); if (height != 0) { const uint64_t rect_fill_size = height * MAX_SURFACE_DIM * bs; get_blorp_surf_for_anv_buffer(cmd_buffer->device, dst_buffer, dstOffset, MAX_SURFACE_DIM, height, MAX_SURFACE_DIM * bs, isl_format, &surf, &isl_surf); blorp_clear(&batch, &surf, isl_format, ISL_SWIZZLE_IDENTITY, 0, 0, 1, 0, 0, MAX_SURFACE_DIM, height, color, NULL); fillSize -= rect_fill_size; dstOffset += rect_fill_size; } if (fillSize != 0) { const uint32_t width = fillSize / bs; get_blorp_surf_for_anv_buffer(cmd_buffer->device, dst_buffer, dstOffset, width, 1, width * bs, isl_format, &surf, &isl_surf); blorp_clear(&batch, &surf, isl_format, ISL_SWIZZLE_IDENTITY, 0, 0, 1, 0, 0, width, 1, color, NULL); } blorp_batch_finish(&batch); } void anv_CmdClearColorImage( VkCommandBuffer commandBuffer, VkImage _image, VkImageLayout imageLayout, const VkClearColorValue* pColor, uint32_t rangeCount, const VkImageSubresourceRange* pRanges) { ANV_FROM_HANDLE(anv_cmd_buffer, cmd_buffer, commandBuffer); ANV_FROM_HANDLE(anv_image, image, _image); static const bool color_write_disable[4] = { false, false, false, false }; struct blorp_batch batch; blorp_batch_init(&cmd_buffer->device->blorp, &batch, cmd_buffer, 0); struct blorp_surf surf; get_blorp_surf_for_anv_image(image, VK_IMAGE_ASPECT_COLOR_BIT, image->aux_usage, &surf); for (unsigned r = 0; r < rangeCount; r++) { if (pRanges[r].aspectMask == 0) continue; assert(pRanges[r].aspectMask == VK_IMAGE_ASPECT_COLOR_BIT); struct anv_format src_format = anv_get_format(&cmd_buffer->device->info, image->vk_format, VK_IMAGE_ASPECT_COLOR_BIT, image->tiling); unsigned base_layer = pRanges[r].baseArrayLayer; unsigned layer_count = anv_get_layerCount(image, &pRanges[r]); for (unsigned i = 0; i < anv_get_levelCount(image, &pRanges[r]); i++) { const unsigned level = pRanges[r].baseMipLevel + i; const unsigned level_width = anv_minify(image->extent.width, level); const unsigned level_height = anv_minify(image->extent.height, level); if (image->type == VK_IMAGE_TYPE_3D) { base_layer = 0; layer_count = anv_minify(image->extent.depth, level); } blorp_clear(&batch, &surf, src_format.isl_format, src_format.swizzle, level, base_layer, layer_count, 0, 0, level_width, level_height, vk_to_isl_color(*pColor), color_write_disable); } } blorp_batch_finish(&batch); } void anv_CmdClearDepthStencilImage( VkCommandBuffer commandBuffer, VkImage image_h, VkImageLayout imageLayout, const VkClearDepthStencilValue* pDepthStencil, uint32_t rangeCount, const VkImageSubresourceRange* pRanges) { ANV_FROM_HANDLE(anv_cmd_buffer, cmd_buffer, commandBuffer); ANV_FROM_HANDLE(anv_image, image, image_h); struct blorp_batch batch; blorp_batch_init(&cmd_buffer->device->blorp, &batch, cmd_buffer, 0); struct blorp_surf depth, stencil; if (image->aspects & VK_IMAGE_ASPECT_DEPTH_BIT) { get_blorp_surf_for_anv_image(image, VK_IMAGE_ASPECT_DEPTH_BIT, ISL_AUX_USAGE_NONE, &depth); } else { memset(&depth, 0, sizeof(depth)); } if (image->aspects & VK_IMAGE_ASPECT_STENCIL_BIT) { get_blorp_surf_for_anv_image(image, VK_IMAGE_ASPECT_STENCIL_BIT, ISL_AUX_USAGE_NONE, &stencil); } else { memset(&stencil, 0, sizeof(stencil)); } for (unsigned r = 0; r < rangeCount; r++) { if (pRanges[r].aspectMask == 0) continue; bool clear_depth = pRanges[r].aspectMask & VK_IMAGE_ASPECT_DEPTH_BIT; bool clear_stencil = pRanges[r].aspectMask & VK_IMAGE_ASPECT_STENCIL_BIT; unsigned base_layer = pRanges[r].baseArrayLayer; unsigned layer_count = anv_get_layerCount(image, &pRanges[r]); for (unsigned i = 0; i < anv_get_levelCount(image, &pRanges[r]); i++) { const unsigned level = pRanges[r].baseMipLevel + i; const unsigned level_width = anv_minify(image->extent.width, level); const unsigned level_height = anv_minify(image->extent.height, level); if (image->type == VK_IMAGE_TYPE_3D) layer_count = anv_minify(image->extent.depth, level); blorp_clear_depth_stencil(&batch, &depth, &stencil, level, base_layer, layer_count, 0, 0, level_width, level_height, clear_depth, pDepthStencil->depth, clear_stencil ? 0xff : 0, pDepthStencil->stencil); } } blorp_batch_finish(&batch); } VkResult anv_cmd_buffer_alloc_blorp_binding_table(struct anv_cmd_buffer *cmd_buffer, uint32_t num_entries, uint32_t *state_offset, struct anv_state *bt_state) { *bt_state = anv_cmd_buffer_alloc_binding_table(cmd_buffer, num_entries, state_offset); if (bt_state->map == NULL) { /* We ran out of space. Grab a new binding table block. */ VkResult result = anv_cmd_buffer_new_binding_table_block(cmd_buffer); if (result != VK_SUCCESS) return result; /* Re-emit state base addresses so we get the new surface state base * address before we start emitting binding tables etc. */ anv_cmd_buffer_emit_state_base_address(cmd_buffer); *bt_state = anv_cmd_buffer_alloc_binding_table(cmd_buffer, num_entries, state_offset); assert(bt_state->map != NULL); } return VK_SUCCESS; } static VkResult binding_table_for_surface_state(struct anv_cmd_buffer *cmd_buffer, struct anv_state surface_state, uint32_t *bt_offset) { uint32_t state_offset; struct anv_state bt_state; VkResult result = anv_cmd_buffer_alloc_blorp_binding_table(cmd_buffer, 1, &state_offset, &bt_state); if (result != VK_SUCCESS) return result; uint32_t *bt_map = bt_state.map; bt_map[0] = surface_state.offset + state_offset; *bt_offset = bt_state.offset; return VK_SUCCESS; } static void clear_color_attachment(struct anv_cmd_buffer *cmd_buffer, struct blorp_batch *batch, const VkClearAttachment *attachment, uint32_t rectCount, const VkClearRect *pRects) { const struct anv_subpass *subpass = cmd_buffer->state.subpass; const uint32_t color_att = attachment->colorAttachment; const uint32_t att_idx = subpass->color_attachments[color_att].attachment; if (att_idx == VK_ATTACHMENT_UNUSED) return; struct anv_render_pass_attachment *pass_att = &cmd_buffer->state.pass->attachments[att_idx]; struct anv_attachment_state *att_state = &cmd_buffer->state.attachments[att_idx]; uint32_t binding_table; VkResult result = binding_table_for_surface_state(cmd_buffer, att_state->color_rt_state, &binding_table); if (result != VK_SUCCESS) return; union isl_color_value clear_color = vk_to_isl_color(attachment->clearValue.color); /* If multiview is enabled we ignore baseArrayLayer and layerCount */ if (subpass->view_mask) { uint32_t view_idx; for_each_bit(view_idx, subpass->view_mask) { for (uint32_t r = 0; r < rectCount; ++r) { const VkOffset2D offset = pRects[r].rect.offset; const VkExtent2D extent = pRects[r].rect.extent; blorp_clear_attachments(batch, binding_table, ISL_FORMAT_UNSUPPORTED, pass_att->samples, view_idx, 1, offset.x, offset.y, offset.x + extent.width, offset.y + extent.height, true, clear_color, false, 0.0f, 0, 0); } } return; } for (uint32_t r = 0; r < rectCount; ++r) { const VkOffset2D offset = pRects[r].rect.offset; const VkExtent2D extent = pRects[r].rect.extent; blorp_clear_attachments(batch, binding_table, ISL_FORMAT_UNSUPPORTED, pass_att->samples, pRects[r].baseArrayLayer, pRects[r].layerCount, offset.x, offset.y, offset.x + extent.width, offset.y + extent.height, true, clear_color, false, 0.0f, 0, 0); } } static void clear_depth_stencil_attachment(struct anv_cmd_buffer *cmd_buffer, struct blorp_batch *batch, const VkClearAttachment *attachment, uint32_t rectCount, const VkClearRect *pRects) { static const union isl_color_value color_value = { .u32 = { 0, } }; const struct anv_subpass *subpass = cmd_buffer->state.subpass; const uint32_t att_idx = subpass->depth_stencil_attachment.attachment; if (att_idx == VK_ATTACHMENT_UNUSED) return; struct anv_render_pass_attachment *pass_att = &cmd_buffer->state.pass->attachments[att_idx]; bool clear_depth = attachment->aspectMask & VK_IMAGE_ASPECT_DEPTH_BIT; bool clear_stencil = attachment->aspectMask & VK_IMAGE_ASPECT_STENCIL_BIT; enum isl_format depth_format = ISL_FORMAT_UNSUPPORTED; if (clear_depth) { depth_format = anv_get_isl_format(&cmd_buffer->device->info, pass_att->format, VK_IMAGE_ASPECT_DEPTH_BIT, VK_IMAGE_TILING_OPTIMAL); } uint32_t binding_table; VkResult result = binding_table_for_surface_state(cmd_buffer, cmd_buffer->state.null_surface_state, &binding_table); if (result != VK_SUCCESS) return; /* If multiview is enabled we ignore baseArrayLayer and layerCount */ if (subpass->view_mask) { uint32_t view_idx; for_each_bit(view_idx, subpass->view_mask) { for (uint32_t r = 0; r < rectCount; ++r) { const VkOffset2D offset = pRects[r].rect.offset; const VkExtent2D extent = pRects[r].rect.extent; VkClearDepthStencilValue value = attachment->clearValue.depthStencil; blorp_clear_attachments(batch, binding_table, depth_format, pass_att->samples, view_idx, 1, offset.x, offset.y, offset.x + extent.width, offset.y + extent.height, false, color_value, clear_depth, value.depth, clear_stencil ? 0xff : 0, value.stencil); } } return; } for (uint32_t r = 0; r < rectCount; ++r) { const VkOffset2D offset = pRects[r].rect.offset; const VkExtent2D extent = pRects[r].rect.extent; VkClearDepthStencilValue value = attachment->clearValue.depthStencil; blorp_clear_attachments(batch, binding_table, depth_format, pass_att->samples, pRects[r].baseArrayLayer, pRects[r].layerCount, offset.x, offset.y, offset.x + extent.width, offset.y + extent.height, false, color_value, clear_depth, value.depth, clear_stencil ? 0xff : 0, value.stencil); } } void anv_CmdClearAttachments( VkCommandBuffer commandBuffer, uint32_t attachmentCount, const VkClearAttachment* pAttachments, uint32_t rectCount, const VkClearRect* pRects) { ANV_FROM_HANDLE(anv_cmd_buffer, cmd_buffer, commandBuffer); /* Because this gets called within a render pass, we tell blorp not to * trash our depth and stencil buffers. */ struct blorp_batch batch; blorp_batch_init(&cmd_buffer->device->blorp, &batch, cmd_buffer, BLORP_BATCH_NO_EMIT_DEPTH_STENCIL); for (uint32_t a = 0; a < attachmentCount; ++a) { if (pAttachments[a].aspectMask == VK_IMAGE_ASPECT_COLOR_BIT) { clear_color_attachment(cmd_buffer, &batch, &pAttachments[a], rectCount, pRects); } else { clear_depth_stencil_attachment(cmd_buffer, &batch, &pAttachments[a], rectCount, pRects); } } blorp_batch_finish(&batch); } enum subpass_stage { SUBPASS_STAGE_LOAD, SUBPASS_STAGE_DRAW, SUBPASS_STAGE_RESOLVE, }; static bool subpass_needs_clear(const struct anv_cmd_buffer *cmd_buffer) { const struct anv_cmd_state *cmd_state = &cmd_buffer->state; uint32_t ds = cmd_state->subpass->depth_stencil_attachment.attachment; for (uint32_t i = 0; i < cmd_state->subpass->color_count; ++i) { uint32_t a = cmd_state->subpass->color_attachments[i].attachment; if (a == VK_ATTACHMENT_UNUSED) continue; assert(a < cmd_state->pass->attachment_count); if (cmd_state->attachments[a].pending_clear_aspects) { return true; } } if (ds != VK_ATTACHMENT_UNUSED) { assert(ds < cmd_state->pass->attachment_count); if (cmd_state->attachments[ds].pending_clear_aspects) return true; } return false; } void anv_cmd_buffer_clear_subpass(struct anv_cmd_buffer *cmd_buffer) { const struct anv_cmd_state *cmd_state = &cmd_buffer->state; const VkRect2D render_area = cmd_buffer->state.render_area; if (!subpass_needs_clear(cmd_buffer)) return; /* Because this gets called within a render pass, we tell blorp not to * trash our depth and stencil buffers. */ struct blorp_batch batch; blorp_batch_init(&cmd_buffer->device->blorp, &batch, cmd_buffer, BLORP_BATCH_NO_EMIT_DEPTH_STENCIL); VkClearRect clear_rect = { .rect = cmd_buffer->state.render_area, .baseArrayLayer = 0, .layerCount = cmd_buffer->state.framebuffer->layers, }; struct anv_framebuffer *fb = cmd_buffer->state.framebuffer; for (uint32_t i = 0; i < cmd_state->subpass->color_count; ++i) { const uint32_t a = cmd_state->subpass->color_attachments[i].attachment; if (a == VK_ATTACHMENT_UNUSED) continue; assert(a < cmd_state->pass->attachment_count); struct anv_attachment_state *att_state = &cmd_state->attachments[a]; if (!att_state->pending_clear_aspects) continue; assert(att_state->pending_clear_aspects == VK_IMAGE_ASPECT_COLOR_BIT); struct anv_image_view *iview = fb->attachments[a]; const struct anv_image *image = iview->image; struct blorp_surf surf; get_blorp_surf_for_anv_image(image, VK_IMAGE_ASPECT_COLOR_BIT, att_state->aux_usage, &surf); if (att_state->fast_clear) { surf.clear_color = vk_to_isl_color(att_state->clear_value.color); /* From the Sky Lake PRM Vol. 7, "Render Target Fast Clear": * * "After Render target fast clear, pipe-control with color cache * write-flush must be issued before sending any DRAW commands on * that render target." * * This comment is a bit cryptic and doesn't really tell you what's * going or what's really needed. It appears that fast clear ops are * not properly synchronized with other drawing. This means that we * cannot have a fast clear operation in the pipe at the same time as * other regular drawing operations. We need to use a PIPE_CONTROL * to ensure that the contents of the previous draw hit the render * target before we resolve and then use a second PIPE_CONTROL after * the resolve to ensure that it is completed before any additional * drawing occurs. */ cmd_buffer->state.pending_pipe_bits |= ANV_PIPE_RENDER_TARGET_CACHE_FLUSH_BIT | ANV_PIPE_CS_STALL_BIT; blorp_fast_clear(&batch, &surf, iview->isl.format, iview->isl.base_level, iview->isl.base_array_layer, fb->layers, render_area.offset.x, render_area.offset.y, render_area.offset.x + render_area.extent.width, render_area.offset.y + render_area.extent.height); cmd_buffer->state.pending_pipe_bits |= ANV_PIPE_RENDER_TARGET_CACHE_FLUSH_BIT | ANV_PIPE_CS_STALL_BIT; } else { blorp_clear(&batch, &surf, iview->isl.format, anv_swizzle_for_render(iview->isl.swizzle), iview->isl.base_level, iview->isl.base_array_layer, fb->layers, render_area.offset.x, render_area.offset.y, render_area.offset.x + render_area.extent.width, render_area.offset.y + render_area.extent.height, vk_to_isl_color(att_state->clear_value.color), NULL); } att_state->pending_clear_aspects = 0; } const uint32_t ds = cmd_state->subpass->depth_stencil_attachment.attachment; assert(ds == VK_ATTACHMENT_UNUSED || ds < cmd_state->pass->attachment_count); if (ds != VK_ATTACHMENT_UNUSED && cmd_state->attachments[ds].pending_clear_aspects) { VkClearAttachment clear_att = { .aspectMask = cmd_state->attachments[ds].pending_clear_aspects, .clearValue = cmd_state->attachments[ds].clear_value, }; const uint8_t gen = cmd_buffer->device->info.gen; bool clear_with_hiz = gen >= 8 && cmd_state->attachments[ds].aux_usage == ISL_AUX_USAGE_HIZ; const struct anv_image_view *iview = fb->attachments[ds]; if (clear_with_hiz) { const bool clear_depth = clear_att.aspectMask & VK_IMAGE_ASPECT_DEPTH_BIT; const bool clear_stencil = clear_att.aspectMask & VK_IMAGE_ASPECT_STENCIL_BIT; /* Check against restrictions for depth buffer clearing. A great GPU * performance benefit isn't expected when using the HZ sequence for * stencil-only clears. Therefore, we don't emit a HZ op sequence for * a stencil clear in addition to using the BLORP-fallback for depth. */ if (clear_depth) { if (!blorp_can_hiz_clear_depth(gen, iview->isl.format, iview->image->samples, render_area.offset.x, render_area.offset.y, render_area.offset.x + render_area.extent.width, render_area.offset.y + render_area.extent.height)) { clear_with_hiz = false; } else if (clear_att.clearValue.depthStencil.depth != ANV_HZ_FC_VAL) { /* Don't enable fast depth clears for any color not equal to * ANV_HZ_FC_VAL. */ clear_with_hiz = false; } else if (gen == 8 && anv_can_sample_with_hiz(&cmd_buffer->device->info, iview->aspect_mask, iview->image->samples)) { /* Only gen9+ supports returning ANV_HZ_FC_VAL when sampling a * fast-cleared portion of a HiZ buffer. Testing has revealed * that Gen8 only supports returning 0.0f. Gens prior to gen8 do * not support this feature at all. */ clear_with_hiz = false; } } if (clear_with_hiz) { blorp_gen8_hiz_clear_attachments(&batch, iview->image->samples, render_area.offset.x, render_area.offset.y, render_area.offset.x + render_area.extent.width, render_area.offset.y + render_area.extent.height, clear_depth, clear_stencil, clear_att.clearValue. depthStencil.stencil); /* From the SKL PRM, Depth Buffer Clear: * * Depth Buffer Clear Workaround * Depth buffer clear pass using any of the methods (WM_STATE, * 3DSTATE_WM or 3DSTATE_WM_HZ_OP) must be followed by a * PIPE_CONTROL command with DEPTH_STALL bit and Depth FLUSH bits * “set” before starting to render. DepthStall and DepthFlush are * not needed between consecutive depth clear passes nor is it * required if the depth-clear pass was done with “full_surf_clear” * bit set in the 3DSTATE_WM_HZ_OP. */ if (clear_depth) { cmd_buffer->state.pending_pipe_bits |= ANV_PIPE_DEPTH_CACHE_FLUSH_BIT | ANV_PIPE_DEPTH_STALL_BIT; } } } if (!clear_with_hiz) { clear_depth_stencil_attachment(cmd_buffer, &batch, &clear_att, 1, &clear_rect); } cmd_state->attachments[ds].pending_clear_aspects = 0; } blorp_batch_finish(&batch); } static void resolve_image(struct blorp_batch *batch, const struct anv_image *src_image, enum isl_aux_usage src_aux_usage, uint32_t src_level, uint32_t src_layer, const struct anv_image *dst_image, enum isl_aux_usage dst_aux_usage, uint32_t dst_level, uint32_t dst_layer, VkImageAspectFlags aspect_mask, uint32_t src_x, uint32_t src_y, uint32_t dst_x, uint32_t dst_y, uint32_t width, uint32_t height) { assert(src_image->type == VK_IMAGE_TYPE_2D); assert(src_image->samples > 1); assert(dst_image->type == VK_IMAGE_TYPE_2D); assert(dst_image->samples == 1); uint32_t a; for_each_bit(a, aspect_mask) { VkImageAspectFlagBits aspect = 1 << a; struct blorp_surf src_surf, dst_surf; get_blorp_surf_for_anv_image(src_image, aspect, src_aux_usage, &src_surf); get_blorp_surf_for_anv_image(dst_image, aspect, dst_aux_usage, &dst_surf); blorp_blit(batch, &src_surf, src_level, src_layer, ISL_FORMAT_UNSUPPORTED, ISL_SWIZZLE_IDENTITY, &dst_surf, dst_level, dst_layer, ISL_FORMAT_UNSUPPORTED, ISL_SWIZZLE_IDENTITY, src_x, src_y, src_x + width, src_y + height, dst_x, dst_y, dst_x + width, dst_y + height, 0x2600 /* GL_NEAREST */, false, false); } } void anv_CmdResolveImage( VkCommandBuffer commandBuffer, VkImage srcImage, VkImageLayout srcImageLayout, VkImage dstImage, VkImageLayout dstImageLayout, uint32_t regionCount, const VkImageResolve* pRegions) { ANV_FROM_HANDLE(anv_cmd_buffer, cmd_buffer, commandBuffer); ANV_FROM_HANDLE(anv_image, src_image, srcImage); ANV_FROM_HANDLE(anv_image, dst_image, dstImage); struct blorp_batch batch; blorp_batch_init(&cmd_buffer->device->blorp, &batch, cmd_buffer, 0); for (uint32_t r = 0; r < regionCount; r++) { assert(pRegions[r].srcSubresource.aspectMask == pRegions[r].dstSubresource.aspectMask); assert(anv_get_layerCount(src_image, &pRegions[r].srcSubresource) == anv_get_layerCount(dst_image, &pRegions[r].dstSubresource)); const uint32_t layer_count = anv_get_layerCount(dst_image, &pRegions[r].dstSubresource); for (uint32_t layer = 0; layer < layer_count; layer++) { resolve_image(&batch, src_image, src_image->aux_usage, pRegions[r].srcSubresource.mipLevel, pRegions[r].srcSubresource.baseArrayLayer + layer, dst_image, dst_image->aux_usage, pRegions[r].dstSubresource.mipLevel, pRegions[r].dstSubresource.baseArrayLayer + layer, pRegions[r].dstSubresource.aspectMask, pRegions[r].srcOffset.x, pRegions[r].srcOffset.y, pRegions[r].dstOffset.x, pRegions[r].dstOffset.y, pRegions[r].extent.width, pRegions[r].extent.height); } } blorp_batch_finish(&batch); } void anv_image_fast_clear(struct anv_cmd_buffer *cmd_buffer, const struct anv_image *image, const uint32_t base_level, const uint32_t level_count, const uint32_t base_layer, uint32_t layer_count) { assert(image->type == VK_IMAGE_TYPE_3D || image->extent.depth == 1); if (image->type == VK_IMAGE_TYPE_3D) { assert(base_layer == 0); assert(layer_count == anv_minify(image->extent.depth, base_level)); } struct blorp_batch batch; blorp_batch_init(&cmd_buffer->device->blorp, &batch, cmd_buffer, 0); struct blorp_surf surf; get_blorp_surf_for_anv_image(image, VK_IMAGE_ASPECT_COLOR_BIT, image->aux_usage == ISL_AUX_USAGE_NONE ? ISL_AUX_USAGE_CCS_D : image->aux_usage, &surf); /* From the Sky Lake PRM Vol. 7, "Render Target Fast Clear": * * "After Render target fast clear, pipe-control with color cache * write-flush must be issued before sending any DRAW commands on * that render target." * * This comment is a bit cryptic and doesn't really tell you what's going * or what's really needed. It appears that fast clear ops are not * properly synchronized with other drawing. This means that we cannot * have a fast clear operation in the pipe at the same time as other * regular drawing operations. We need to use a PIPE_CONTROL to ensure * that the contents of the previous draw hit the render target before we * resolve and then use a second PIPE_CONTROL after the resolve to ensure * that it is completed before any additional drawing occurs. */ cmd_buffer->state.pending_pipe_bits |= ANV_PIPE_RENDER_TARGET_CACHE_FLUSH_BIT | ANV_PIPE_CS_STALL_BIT; for (uint32_t l = 0; l < level_count; l++) { const uint32_t level = base_level + l; const VkExtent3D extent = { .width = anv_minify(image->extent.width, level), .height = anv_minify(image->extent.height, level), .depth = anv_minify(image->extent.depth, level), }; if (image->type == VK_IMAGE_TYPE_3D) layer_count = extent.depth; assert(level < anv_image_aux_levels(image)); assert(base_layer + layer_count <= anv_image_aux_layers(image, level)); blorp_fast_clear(&batch, &surf, surf.surf->format, level, base_layer, layer_count, 0, 0, extent.width, extent.height); } cmd_buffer->state.pending_pipe_bits |= ANV_PIPE_RENDER_TARGET_CACHE_FLUSH_BIT | ANV_PIPE_CS_STALL_BIT; } static void ccs_resolve_attachment(struct anv_cmd_buffer *cmd_buffer, uint32_t att) { struct anv_framebuffer *fb = cmd_buffer->state.framebuffer; struct anv_attachment_state *att_state = &cmd_buffer->state.attachments[att]; if (att_state->aux_usage == ISL_AUX_USAGE_NONE || att_state->aux_usage == ISL_AUX_USAGE_MCS) return; /* Nothing to resolve */ assert(att_state->aux_usage == ISL_AUX_USAGE_CCS_E || att_state->aux_usage == ISL_AUX_USAGE_CCS_D); struct anv_render_pass *pass = cmd_buffer->state.pass; const uint32_t subpass_idx = anv_get_subpass_id(&cmd_buffer->state); /* Scan forward to see what all ways this attachment will be used. * Ideally, we would like to resolve in the same subpass as the last write * of a particular attachment. That way we only resolve once but it's * still hot in the cache. */ bool found_draw = false; enum anv_subpass_usage usage = 0; for (uint32_t s = subpass_idx + 1; s < pass->subpass_count; s++) { usage |= pass->attachments[att].subpass_usage[s]; if (usage & (ANV_SUBPASS_USAGE_DRAW | ANV_SUBPASS_USAGE_RESOLVE_DST)) { /* We found another subpass that draws to this attachment. We'll * wait to resolve until then. */ found_draw = true; break; } } struct anv_image_view *iview = fb->attachments[att]; const struct anv_image *image = iview->image; assert(image->aspects == VK_IMAGE_ASPECT_COLOR_BIT); enum blorp_fast_clear_op resolve_op = BLORP_FAST_CLEAR_OP_NONE; if (!found_draw) { /* This is the last subpass that writes to this attachment so we need to * resolve here. Ideally, we would like to only resolve if the storeOp * is set to VK_ATTACHMENT_STORE_OP_STORE. However, we need to ensure * that the CCS bits are set to "resolved" because there may be copy or * blit operations (which may ignore CCS) between now and the next time * we render and we need to ensure that anything they write will be * respected in the next render. Unfortunately, the hardware does not * provide us with any sort of "invalidate" pass that sets the CCS to * "resolved" without writing to the render target. */ if (iview->image->aux_usage != ISL_AUX_USAGE_CCS_E) { /* The image destination surface doesn't support compression outside * the render pass. We need a full resolve. */ resolve_op = BLORP_FAST_CLEAR_OP_RESOLVE_FULL; } else if (att_state->fast_clear) { /* We don't know what to do with clear colors outside the render * pass. We need a partial resolve. Only transparent black is * built into the surface state object and thus no resolve is * required for this case. */ if (att_state->clear_value.color.uint32[0] || att_state->clear_value.color.uint32[1] || att_state->clear_value.color.uint32[2] || att_state->clear_value.color.uint32[3]) resolve_op = BLORP_FAST_CLEAR_OP_RESOLVE_PARTIAL; } else { /* The image "natively" supports all the compression we care about * and we don't need to resolve at all. If this is the case, we also * don't need to resolve for any of the input attachment cases below. */ } } else if (usage & ANV_SUBPASS_USAGE_INPUT) { /* Input attachments are clear-color aware so, at least on Sky Lake, we * can frequently sample from them with no resolves at all. */ if (att_state->aux_usage != att_state->input_aux_usage) { assert(att_state->input_aux_usage == ISL_AUX_USAGE_NONE); resolve_op = BLORP_FAST_CLEAR_OP_RESOLVE_FULL; } else if (!att_state->clear_color_is_zero_one) { /* Sky Lake PRM, Vol. 2d, RENDER_SURFACE_STATE::Red Clear Color: * * "If Number of Multisamples is MULTISAMPLECOUNT_1 AND if this RT * is fast cleared with non-0/1 clear value, this RT must be * partially resolved (refer to Partial Resolve operation) before * binding this surface to Sampler." */ resolve_op = BLORP_FAST_CLEAR_OP_RESOLVE_PARTIAL; } } if (resolve_op == BLORP_FAST_CLEAR_OP_NONE) return; /* From the Sky Lake PRM Vol. 7, "Render Target Resolve": * * "When performing a render target resolve, PIPE_CONTROL with end of * pipe sync must be delivered." * * This comment is a bit cryptic and doesn't really tell you what's going * or what's really needed. It appears that fast clear ops are not * properly synchronized with other drawing. We need to use a PIPE_CONTROL * to ensure that the contents of the previous draw hit the render target * before we resolve and then use a second PIPE_CONTROL after the resolve * to ensure that it is completed before any additional drawing occurs. */ cmd_buffer->state.pending_pipe_bits |= ANV_PIPE_RENDER_TARGET_CACHE_FLUSH_BIT | ANV_PIPE_CS_STALL_BIT; const uint32_t aux_layers = anv_image_aux_layers(image, iview->isl.base_level); anv_ccs_resolve(cmd_buffer, att_state->color_rt_state, image, iview->isl.base_level, MIN2(fb->layers, aux_layers), resolve_op); cmd_buffer->state.pending_pipe_bits |= ANV_PIPE_RENDER_TARGET_CACHE_FLUSH_BIT | ANV_PIPE_CS_STALL_BIT; /* Once we've done any sort of resolve, we're no longer fast-cleared */ att_state->fast_clear = false; if (att_state->aux_usage == ISL_AUX_USAGE_CCS_D) att_state->aux_usage = ISL_AUX_USAGE_NONE; } void anv_cmd_buffer_resolve_subpass(struct anv_cmd_buffer *cmd_buffer) { struct anv_framebuffer *fb = cmd_buffer->state.framebuffer; struct anv_subpass *subpass = cmd_buffer->state.subpass; for (uint32_t i = 0; i < subpass->color_count; ++i) { const uint32_t att = subpass->color_attachments[i].attachment; if (att == VK_ATTACHMENT_UNUSED) continue; assert(att < cmd_buffer->state.pass->attachment_count); ccs_resolve_attachment(cmd_buffer, att); } if (subpass->has_resolve) { /* We are about to do some MSAA resolves. We need to flush so that the * result of writes to the MSAA color attachments show up in the sampler * when we blit to the single-sampled resolve target. */ cmd_buffer->state.pending_pipe_bits |= ANV_PIPE_TEXTURE_CACHE_INVALIDATE_BIT | ANV_PIPE_RENDER_TARGET_CACHE_FLUSH_BIT; for (uint32_t i = 0; i < subpass->color_count; ++i) { uint32_t src_att = subpass->color_attachments[i].attachment; uint32_t dst_att = subpass->resolve_attachments[i].attachment; if (dst_att == VK_ATTACHMENT_UNUSED) continue; assert(src_att < cmd_buffer->state.pass->attachment_count); assert(dst_att < cmd_buffer->state.pass->attachment_count); if (cmd_buffer->state.attachments[dst_att].pending_clear_aspects) { /* From the Vulkan 1.0 spec: * * If the first use of an attachment in a render pass is as a * resolve attachment, then the loadOp is effectively ignored * as the resolve is guaranteed to overwrite all pixels in the * render area. */ cmd_buffer->state.attachments[dst_att].pending_clear_aspects = 0; } struct anv_image_view *src_iview = fb->attachments[src_att]; struct anv_image_view *dst_iview = fb->attachments[dst_att]; enum isl_aux_usage src_aux_usage = cmd_buffer->state.attachments[src_att].aux_usage; enum isl_aux_usage dst_aux_usage = cmd_buffer->state.attachments[dst_att].aux_usage; const VkRect2D render_area = cmd_buffer->state.render_area; assert(src_iview->aspect_mask == dst_iview->aspect_mask); struct blorp_batch batch; blorp_batch_init(&cmd_buffer->device->blorp, &batch, cmd_buffer, 0); resolve_image(&batch, src_iview->image, src_aux_usage, src_iview->isl.base_level, src_iview->isl.base_array_layer, dst_iview->image, dst_aux_usage, dst_iview->isl.base_level, dst_iview->isl.base_array_layer, src_iview->aspect_mask, render_area.offset.x, render_area.offset.y, render_area.offset.x, render_area.offset.y, render_area.extent.width, render_area.extent.height); blorp_batch_finish(&batch); ccs_resolve_attachment(cmd_buffer, dst_att); } } } void anv_gen8_hiz_op_resolve(struct anv_cmd_buffer *cmd_buffer, const struct anv_image *image, enum blorp_hiz_op op) { assert(image); /* Don't resolve depth buffers without an auxiliary HiZ buffer and * don't perform such a resolve on gens that don't support it. */ if (cmd_buffer->device->info.gen < 8 || image->aux_usage != ISL_AUX_USAGE_HIZ) return; assert(op == BLORP_HIZ_OP_HIZ_RESOLVE || op == BLORP_HIZ_OP_DEPTH_RESOLVE); struct blorp_batch batch; blorp_batch_init(&cmd_buffer->device->blorp, &batch, cmd_buffer, 0); struct blorp_surf surf; get_blorp_surf_for_anv_image(image, VK_IMAGE_ASPECT_DEPTH_BIT, ISL_AUX_USAGE_NONE, &surf); /* Manually add the aux HiZ surf */ surf.aux_surf = &image->aux_surface.isl, surf.aux_addr = (struct blorp_address) { .buffer = image->bo, .offset = image->offset + image->aux_surface.offset, }; surf.aux_usage = ISL_AUX_USAGE_HIZ; surf.clear_color.f32[0] = ANV_HZ_FC_VAL; blorp_hiz_op(&batch, &surf, 0, 0, 1, op); blorp_batch_finish(&batch); } void anv_ccs_resolve(struct anv_cmd_buffer * const cmd_buffer, const struct anv_state surface_state, const struct anv_image * const image, const uint8_t level, const uint32_t layer_count, const enum blorp_fast_clear_op op) { assert(cmd_buffer && image); /* The resolved subresource range must have a CCS buffer. */ assert(level < anv_image_aux_levels(image)); assert(layer_count <= anv_image_aux_layers(image, level)); assert(image->aspects == VK_IMAGE_ASPECT_COLOR_BIT && image->samples == 1); /* Create a binding table for this surface state. */ uint32_t binding_table; VkResult result = binding_table_for_surface_state(cmd_buffer, surface_state, &binding_table); if (result != VK_SUCCESS) return; struct blorp_batch batch; blorp_batch_init(&cmd_buffer->device->blorp, &batch, cmd_buffer, 0); struct blorp_surf surf; get_blorp_surf_for_anv_image(image, VK_IMAGE_ASPECT_COLOR_BIT, image->aux_usage == ISL_AUX_USAGE_CCS_E ? ISL_AUX_USAGE_CCS_E : ISL_AUX_USAGE_CCS_D, &surf); blorp_ccs_resolve_attachment(&batch, binding_table, &surf, level, layer_count, image->color_surface.isl.format, op); blorp_batch_finish(&batch); }