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      1 /*
      2  * Copyright  2016 Intel Corporation
      3  *
      4  * Permission is hereby granted, free of charge, to any person obtaining a
      5  * copy of this software and associated documentation files (the "Software"),
      6  * to deal in the Software without restriction, including without limitation
      7  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
      8  * and/or sell copies of the Software, and to permit persons to whom the
      9  * Software is furnished to do so, subject to the following conditions:
     10  *
     11  * The above copyright notice and this permission notice (including the next
     12  * paragraph) shall be included in all copies or substantial portions of the
     13  * Software.
     14  *
     15  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
     16  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
     17  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
     18  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
     19  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
     20  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
     21  * IN THE SOFTWARE.
     22  */
     23 
     24 #include <assert.h>
     25 #include <stdbool.h>
     26 
     27 #include "radv_meta.h"
     28 #include "radv_private.h"
     29 #include "sid.h"
     30 
     31 static VkResult
     32 create_pass(struct radv_device *device,
     33 	    uint32_t samples,
     34 	    VkRenderPass *pass)
     35 {
     36 	VkResult result;
     37 	VkDevice device_h = radv_device_to_handle(device);
     38 	const VkAllocationCallbacks *alloc = &device->meta_state.alloc;
     39 	VkAttachmentDescription attachment;
     40 
     41 	attachment.flags = 0;
     42 	attachment.format = VK_FORMAT_D32_SFLOAT_S8_UINT;
     43 	attachment.samples = samples;
     44 	attachment.loadOp = VK_ATTACHMENT_LOAD_OP_LOAD;
     45 	attachment.storeOp = VK_ATTACHMENT_STORE_OP_STORE;
     46 	attachment.stencilLoadOp = VK_ATTACHMENT_LOAD_OP_LOAD;
     47 	attachment.stencilStoreOp = VK_ATTACHMENT_STORE_OP_STORE;
     48 	attachment.initialLayout = VK_IMAGE_LAYOUT_DEPTH_STENCIL_ATTACHMENT_OPTIMAL;
     49 	attachment.finalLayout = VK_IMAGE_LAYOUT_DEPTH_STENCIL_ATTACHMENT_OPTIMAL;
     50 
     51 	result = radv_CreateRenderPass(device_h,
     52 				       &(VkRenderPassCreateInfo) {
     53 					       .sType = VK_STRUCTURE_TYPE_RENDER_PASS_CREATE_INFO,
     54 						       .attachmentCount = 1,
     55 						       .pAttachments = &attachment,
     56 						       .subpassCount = 1,
     57 							.pSubpasses = &(VkSubpassDescription) {
     58 						       .pipelineBindPoint = VK_PIPELINE_BIND_POINT_GRAPHICS,
     59 						       .inputAttachmentCount = 0,
     60 						       .colorAttachmentCount = 0,
     61 						       .pColorAttachments = NULL,
     62 						       .pResolveAttachments = NULL,
     63 						       .pDepthStencilAttachment = &(VkAttachmentReference) {
     64 							       .attachment = 0,
     65 							       .layout = VK_IMAGE_LAYOUT_DEPTH_STENCIL_ATTACHMENT_OPTIMAL,
     66 						       },
     67 						       .preserveAttachmentCount = 0,
     68 						       .pPreserveAttachments = NULL,
     69 					       },
     70 								.dependencyCount = 0,
     71 								   },
     72 				       alloc,
     73 				       pass);
     74 
     75 	return result;
     76 }
     77 
     78 static VkResult
     79 create_pipeline_layout(struct radv_device *device, VkPipelineLayout *layout)
     80 {
     81 	VkPipelineLayoutCreateInfo pl_create_info = {
     82 		.sType = VK_STRUCTURE_TYPE_PIPELINE_LAYOUT_CREATE_INFO,
     83 		.setLayoutCount = 0,
     84 		.pSetLayouts = NULL,
     85 		.pushConstantRangeCount = 0,
     86 		.pPushConstantRanges = NULL,
     87 	};
     88 
     89 	return radv_CreatePipelineLayout(radv_device_to_handle(device),
     90 					 &pl_create_info,
     91 					 &device->meta_state.alloc,
     92 					 layout);
     93 }
     94 
     95 static VkResult
     96 create_pipeline(struct radv_device *device,
     97                 VkShaderModule vs_module_h,
     98 		uint32_t samples,
     99 		VkRenderPass pass,
    100 		VkPipelineLayout layout,
    101 		VkPipeline *decompress_pipeline,
    102 		VkPipeline *resummarize_pipeline)
    103 {
    104 	VkResult result;
    105 	VkDevice device_h = radv_device_to_handle(device);
    106 
    107 	struct radv_shader_module fs_module = {
    108 		.nir = radv_meta_build_nir_fs_noop(),
    109 	};
    110 
    111 	if (!fs_module.nir) {
    112 		/* XXX: Need more accurate error */
    113 		result = VK_ERROR_OUT_OF_HOST_MEMORY;
    114 		goto cleanup;
    115 	}
    116 
    117 	const VkGraphicsPipelineCreateInfo pipeline_create_info = {
    118 		.sType = VK_STRUCTURE_TYPE_GRAPHICS_PIPELINE_CREATE_INFO,
    119 		.stageCount = 2,
    120 		.pStages = (VkPipelineShaderStageCreateInfo[]) {
    121 		       {
    122 				.sType = VK_STRUCTURE_TYPE_PIPELINE_SHADER_STAGE_CREATE_INFO,
    123 				.stage = VK_SHADER_STAGE_VERTEX_BIT,
    124 				.module = vs_module_h,
    125 				.pName = "main",
    126 			},
    127 			{
    128 				.sType = VK_STRUCTURE_TYPE_PIPELINE_SHADER_STAGE_CREATE_INFO,
    129 				.stage = VK_SHADER_STAGE_FRAGMENT_BIT,
    130 				.module = radv_shader_module_to_handle(&fs_module),
    131 				.pName = "main",
    132 			},
    133 		},
    134 		.pVertexInputState = &(VkPipelineVertexInputStateCreateInfo) {
    135 			.sType = VK_STRUCTURE_TYPE_PIPELINE_VERTEX_INPUT_STATE_CREATE_INFO,
    136 			.vertexBindingDescriptionCount = 0,
    137 			.vertexAttributeDescriptionCount = 0,
    138 		},
    139 		.pInputAssemblyState = &(VkPipelineInputAssemblyStateCreateInfo) {
    140 			.sType = VK_STRUCTURE_TYPE_PIPELINE_INPUT_ASSEMBLY_STATE_CREATE_INFO,
    141 			.topology = VK_PRIMITIVE_TOPOLOGY_TRIANGLE_STRIP,
    142 			.primitiveRestartEnable = false,
    143 		},
    144 		.pViewportState = &(VkPipelineViewportStateCreateInfo) {
    145 			.sType = VK_STRUCTURE_TYPE_PIPELINE_VIEWPORT_STATE_CREATE_INFO,
    146 			.viewportCount = 1,
    147 			.scissorCount = 1,
    148 		},
    149 		.pRasterizationState = &(VkPipelineRasterizationStateCreateInfo) {
    150 			.sType = VK_STRUCTURE_TYPE_PIPELINE_RASTERIZATION_STATE_CREATE_INFO,
    151 			.depthClampEnable = false,
    152 			.rasterizerDiscardEnable = false,
    153 			.polygonMode = VK_POLYGON_MODE_FILL,
    154 			.cullMode = VK_CULL_MODE_NONE,
    155 			.frontFace = VK_FRONT_FACE_COUNTER_CLOCKWISE,
    156 		},
    157 		.pMultisampleState = &(VkPipelineMultisampleStateCreateInfo) {
    158 			.sType = VK_STRUCTURE_TYPE_PIPELINE_MULTISAMPLE_STATE_CREATE_INFO,
    159 			.rasterizationSamples = samples,
    160 			.sampleShadingEnable = false,
    161 			.pSampleMask = NULL,
    162 			.alphaToCoverageEnable = false,
    163 			.alphaToOneEnable = false,
    164 		},
    165 		.pColorBlendState = &(VkPipelineColorBlendStateCreateInfo) {
    166 			.sType = VK_STRUCTURE_TYPE_PIPELINE_COLOR_BLEND_STATE_CREATE_INFO,
    167 			.logicOpEnable = false,
    168 			.attachmentCount = 0,
    169 			.pAttachments = NULL,
    170 		},
    171 		.pDepthStencilState = &(VkPipelineDepthStencilStateCreateInfo) {
    172 			.sType = VK_STRUCTURE_TYPE_PIPELINE_DEPTH_STENCIL_STATE_CREATE_INFO,
    173 			.depthTestEnable = false,
    174 			.depthWriteEnable = false,
    175 			.depthBoundsTestEnable = false,
    176 			.stencilTestEnable = false,
    177 		},
    178 		.pDynamicState = &(VkPipelineDynamicStateCreateInfo) {
    179 			.sType = VK_STRUCTURE_TYPE_PIPELINE_DYNAMIC_STATE_CREATE_INFO,
    180 			.dynamicStateCount = 2,
    181 			.pDynamicStates = (VkDynamicState[]) {
    182 				VK_DYNAMIC_STATE_VIEWPORT,
    183 				VK_DYNAMIC_STATE_SCISSOR,
    184 			},
    185 		},
    186 		.layout = layout,
    187 		.renderPass = pass,
    188 		.subpass = 0,
    189 	};
    190 
    191 	result = radv_graphics_pipeline_create(device_h,
    192 					       radv_pipeline_cache_to_handle(&device->meta_state.cache),
    193 					       &pipeline_create_info,
    194 					       &(struct radv_graphics_pipeline_create_info) {
    195 							.use_rectlist = true,
    196 							.db_flush_depth_inplace = true,
    197 							.db_flush_stencil_inplace = true,
    198 					       },
    199 					       &device->meta_state.alloc,
    200 					       decompress_pipeline);
    201 	if (result != VK_SUCCESS)
    202 		goto cleanup;
    203 
    204 	result = radv_graphics_pipeline_create(device_h,
    205 					       radv_pipeline_cache_to_handle(&device->meta_state.cache),
    206 					       &pipeline_create_info,
    207 					       &(struct radv_graphics_pipeline_create_info) {
    208 							.use_rectlist = true,
    209 							.db_flush_depth_inplace = true,
    210 							.db_flush_stencil_inplace = true,
    211 							.db_resummarize = true,
    212 					       },
    213 					       &device->meta_state.alloc,
    214 					       resummarize_pipeline);
    215 	if (result != VK_SUCCESS)
    216 		goto cleanup;
    217 
    218 	goto cleanup;
    219 
    220 cleanup:
    221 	ralloc_free(fs_module.nir);
    222 	return result;
    223 }
    224 
    225 void
    226 radv_device_finish_meta_depth_decomp_state(struct radv_device *device)
    227 {
    228 	struct radv_meta_state *state = &device->meta_state;
    229 
    230 	for (uint32_t i = 0; i < ARRAY_SIZE(state->depth_decomp); ++i) {
    231 		radv_DestroyRenderPass(radv_device_to_handle(device),
    232 				       state->depth_decomp[i].pass,
    233 				       &state->alloc);
    234 		radv_DestroyPipelineLayout(radv_device_to_handle(device),
    235 					   state->depth_decomp[i].p_layout,
    236 					   &state->alloc);
    237 		radv_DestroyPipeline(radv_device_to_handle(device),
    238 				     state->depth_decomp[i].decompress_pipeline,
    239 				     &state->alloc);
    240 		radv_DestroyPipeline(radv_device_to_handle(device),
    241 				     state->depth_decomp[i].resummarize_pipeline,
    242 				     &state->alloc);
    243 	}
    244 }
    245 
    246 VkResult
    247 radv_device_init_meta_depth_decomp_state(struct radv_device *device)
    248 {
    249 	struct radv_meta_state *state = &device->meta_state;
    250 	VkResult res = VK_SUCCESS;
    251 
    252 	struct radv_shader_module vs_module = { .nir = radv_meta_build_nir_vs_generate_vertices() };
    253 	if (!vs_module.nir) {
    254 		/* XXX: Need more accurate error */
    255 		res = VK_ERROR_OUT_OF_HOST_MEMORY;
    256 		goto fail;
    257 	}
    258 
    259 	VkShaderModule vs_module_h = radv_shader_module_to_handle(&vs_module);
    260 
    261 	for (uint32_t i = 0; i < ARRAY_SIZE(state->depth_decomp); ++i) {
    262 		uint32_t samples = 1 << i;
    263 
    264 		res = create_pass(device, samples, &state->depth_decomp[i].pass);
    265 		if (res != VK_SUCCESS)
    266 			goto fail;
    267 
    268 		res = create_pipeline_layout(device,
    269 					     &state->depth_decomp[i].p_layout);
    270 		if (res != VK_SUCCESS)
    271 			goto fail;
    272 
    273 		res = create_pipeline(device, vs_module_h, samples,
    274 				      state->depth_decomp[i].pass,
    275 				      state->depth_decomp[i].p_layout,
    276 				      &state->depth_decomp[i].decompress_pipeline,
    277 				      &state->depth_decomp[i].resummarize_pipeline);
    278 		if (res != VK_SUCCESS)
    279 			goto fail;
    280 	}
    281 
    282 	goto cleanup;
    283 
    284 fail:
    285 	radv_device_finish_meta_depth_decomp_state(device);
    286 
    287 cleanup:
    288 	ralloc_free(vs_module.nir);
    289 
    290 	return res;
    291 }
    292 
    293 static void
    294 emit_depth_decomp(struct radv_cmd_buffer *cmd_buffer,
    295 		  const VkExtent2D *depth_decomp_extent,
    296 		  VkPipeline pipeline_h)
    297 {
    298 	VkCommandBuffer cmd_buffer_h = radv_cmd_buffer_to_handle(cmd_buffer);
    299 
    300 	radv_CmdBindPipeline(cmd_buffer_h, VK_PIPELINE_BIND_POINT_GRAPHICS,
    301 			     pipeline_h);
    302 
    303 	radv_CmdSetViewport(radv_cmd_buffer_to_handle(cmd_buffer), 0, 1, &(VkViewport) {
    304 		.x = 0,
    305 		.y = 0,
    306 		.width = depth_decomp_extent->width,
    307 		.height = depth_decomp_extent->height,
    308 		.minDepth = 0.0f,
    309 		.maxDepth = 1.0f
    310 	});
    311 
    312 	radv_CmdSetScissor(radv_cmd_buffer_to_handle(cmd_buffer), 0, 1, &(VkRect2D) {
    313 		.offset = { 0, 0 },
    314 		.extent = *depth_decomp_extent,
    315 	});
    316 
    317 	radv_CmdDraw(cmd_buffer_h, 3, 1, 0, 0);
    318 }
    319 
    320 
    321 enum radv_depth_op {
    322 	DEPTH_DECOMPRESS,
    323 	DEPTH_RESUMMARIZE,
    324 };
    325 
    326 static void radv_process_depth_image_inplace(struct radv_cmd_buffer *cmd_buffer,
    327 					     struct radv_image *image,
    328 					     VkImageSubresourceRange *subresourceRange,
    329 					     enum radv_depth_op op)
    330 {
    331 	struct radv_meta_saved_state saved_state;
    332 	VkDevice device_h = radv_device_to_handle(cmd_buffer->device);
    333 	VkCommandBuffer cmd_buffer_h = radv_cmd_buffer_to_handle(cmd_buffer);
    334 	uint32_t width = radv_minify(image->info.width,
    335 				     subresourceRange->baseMipLevel);
    336 	uint32_t height = radv_minify(image->info.height,
    337 				     subresourceRange->baseMipLevel);
    338 	uint32_t samples = image->info.samples;
    339 	uint32_t samples_log2 = ffs(samples) - 1;
    340 	struct radv_meta_state *meta_state = &cmd_buffer->device->meta_state;
    341 	VkPipeline pipeline_h;
    342 
    343 	if (!image->surface.htile_size)
    344 		return;
    345 
    346 	radv_meta_save(&saved_state, cmd_buffer,
    347 		       RADV_META_SAVE_GRAPHICS_PIPELINE |
    348 		       RADV_META_SAVE_PASS);
    349 
    350 	switch (op) {
    351 	case DEPTH_DECOMPRESS:
    352 		pipeline_h = meta_state->depth_decomp[samples_log2].decompress_pipeline;
    353 		break;
    354 	case DEPTH_RESUMMARIZE:
    355 		pipeline_h = meta_state->depth_decomp[samples_log2].resummarize_pipeline;
    356 		break;
    357 	default:
    358 		unreachable("unknown operation");
    359 	}
    360 
    361 	for (uint32_t layer = 0; layer < radv_get_layerCount(image, subresourceRange); layer++) {
    362 		struct radv_image_view iview;
    363 
    364 		radv_image_view_init(&iview, cmd_buffer->device,
    365 				     &(VkImageViewCreateInfo) {
    366 					     .sType = VK_STRUCTURE_TYPE_IMAGE_VIEW_CREATE_INFO,
    367 					     .image = radv_image_to_handle(image),
    368 					     .viewType = radv_meta_get_view_type(image),
    369 					     .format = image->vk_format,
    370 					     .subresourceRange = {
    371 						     .aspectMask = VK_IMAGE_ASPECT_DEPTH_BIT,
    372 						     .baseMipLevel = subresourceRange->baseMipLevel,
    373 						     .levelCount = 1,
    374 						     .baseArrayLayer = subresourceRange->baseArrayLayer + layer,
    375 						     .layerCount = 1,
    376 					     },
    377 				     });
    378 
    379 
    380 		VkFramebuffer fb_h;
    381 		radv_CreateFramebuffer(device_h,
    382 				       &(VkFramebufferCreateInfo) {
    383 					       .sType = VK_STRUCTURE_TYPE_FRAMEBUFFER_CREATE_INFO,
    384 					       .attachmentCount = 1,
    385 						       .pAttachments = (VkImageView[]) {
    386 						       radv_image_view_to_handle(&iview)
    387 					       },
    388 					       .width = width,
    389 						.height = height,
    390 					       .layers = 1
    391 				       },
    392 				       &cmd_buffer->pool->alloc,
    393 				       &fb_h);
    394 
    395 		radv_CmdBeginRenderPass(cmd_buffer_h,
    396 					      &(VkRenderPassBeginInfo) {
    397 						      .sType = VK_STRUCTURE_TYPE_RENDER_PASS_BEGIN_INFO,
    398 							      .renderPass = meta_state->depth_decomp[samples_log2].pass,
    399 							      .framebuffer = fb_h,
    400 							      .renderArea = {
    401 							      .offset = {
    402 								      0,
    403 								      0,
    404 							      },
    405 							      .extent = {
    406 								      width,
    407 								      height,
    408 							      }
    409 						       },
    410 						       .clearValueCount = 0,
    411 						       .pClearValues = NULL,
    412 					   },
    413 					   VK_SUBPASS_CONTENTS_INLINE);
    414 
    415 		emit_depth_decomp(cmd_buffer, &(VkExtent2D){width, height}, pipeline_h);
    416 		radv_CmdEndRenderPass(cmd_buffer_h);
    417 
    418 		radv_DestroyFramebuffer(device_h, fb_h,
    419 					&cmd_buffer->pool->alloc);
    420 	}
    421 	radv_meta_restore(&saved_state, cmd_buffer);
    422 }
    423 
    424 void radv_decompress_depth_image_inplace(struct radv_cmd_buffer *cmd_buffer,
    425 					 struct radv_image *image,
    426 					 VkImageSubresourceRange *subresourceRange)
    427 {
    428 	assert(cmd_buffer->queue_family_index == RADV_QUEUE_GENERAL);
    429 	radv_process_depth_image_inplace(cmd_buffer, image, subresourceRange, DEPTH_DECOMPRESS);
    430 }
    431 
    432 void radv_resummarize_depth_image_inplace(struct radv_cmd_buffer *cmd_buffer,
    433 					 struct radv_image *image,
    434 					 VkImageSubresourceRange *subresourceRange)
    435 {
    436 	assert(cmd_buffer->queue_family_index == RADV_QUEUE_GENERAL);
    437 	radv_process_depth_image_inplace(cmd_buffer, image, subresourceRange, DEPTH_RESUMMARIZE);
    438 }
    439