1 /* 2 * Copyright 2015 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 #include <string.h> 27 #include <unistd.h> 28 #include <fcntl.h> 29 30 #include "anv_private.h" 31 32 #include "common/gen_sample_positions.h" 33 #include "genxml/gen_macros.h" 34 #include "genxml/genX_pack.h" 35 36 VkResult 37 genX(init_device_state)(struct anv_device *device) 38 { 39 GENX(MEMORY_OBJECT_CONTROL_STATE_pack)(NULL, &device->default_mocs, 40 &GENX(MOCS)); 41 42 struct anv_batch batch; 43 44 uint32_t cmds[64]; 45 batch.start = batch.next = cmds; 46 batch.end = (void *) cmds + sizeof(cmds); 47 48 anv_batch_emit(&batch, GENX(PIPELINE_SELECT), ps) { 49 #if GEN_GEN >= 9 50 ps.MaskBits = 3; 51 #endif 52 ps.PipelineSelection = _3D; 53 } 54 55 anv_batch_emit(&batch, GENX(3DSTATE_VF_STATISTICS), vfs) 56 vfs.StatisticsEnable = true; 57 58 anv_batch_emit(&batch, GENX(3DSTATE_AA_LINE_PARAMETERS), aa); 59 60 anv_batch_emit(&batch, GENX(3DSTATE_DRAWING_RECTANGLE), rect) { 61 rect.ClippedDrawingRectangleYMin = 0; 62 rect.ClippedDrawingRectangleXMin = 0; 63 rect.ClippedDrawingRectangleYMax = UINT16_MAX; 64 rect.ClippedDrawingRectangleXMax = UINT16_MAX; 65 rect.DrawingRectangleOriginY = 0; 66 rect.DrawingRectangleOriginX = 0; 67 } 68 69 #if GEN_GEN >= 8 70 anv_batch_emit(&batch, GENX(3DSTATE_WM_CHROMAKEY), ck); 71 72 /* See the Vulkan 1.0 spec Table 24.1 "Standard sample locations" and 73 * VkPhysicalDeviceFeatures::standardSampleLocations. 74 */ 75 anv_batch_emit(&batch, GENX(3DSTATE_SAMPLE_PATTERN), sp) { 76 GEN_SAMPLE_POS_1X(sp._1xSample); 77 GEN_SAMPLE_POS_2X(sp._2xSample); 78 GEN_SAMPLE_POS_4X(sp._4xSample); 79 GEN_SAMPLE_POS_8X(sp._8xSample); 80 #if GEN_GEN >= 9 81 GEN_SAMPLE_POS_16X(sp._16xSample); 82 #endif 83 } 84 #endif 85 86 anv_batch_emit(&batch, GENX(MI_BATCH_BUFFER_END), bbe); 87 88 assert(batch.next <= batch.end); 89 90 return anv_device_submit_simple_batch(device, &batch); 91 } 92 93 static inline uint32_t 94 vk_to_gen_tex_filter(VkFilter filter, bool anisotropyEnable) 95 { 96 switch (filter) { 97 default: 98 assert(!"Invalid filter"); 99 case VK_FILTER_NEAREST: 100 return anisotropyEnable ? MAPFILTER_ANISOTROPIC : MAPFILTER_NEAREST; 101 case VK_FILTER_LINEAR: 102 return anisotropyEnable ? MAPFILTER_ANISOTROPIC : MAPFILTER_LINEAR; 103 } 104 } 105 106 static inline uint32_t 107 vk_to_gen_max_anisotropy(float ratio) 108 { 109 return (anv_clamp_f(ratio, 2, 16) - 2) / 2; 110 } 111 112 static const uint32_t vk_to_gen_mipmap_mode[] = { 113 [VK_SAMPLER_MIPMAP_MODE_NEAREST] = MIPFILTER_NEAREST, 114 [VK_SAMPLER_MIPMAP_MODE_LINEAR] = MIPFILTER_LINEAR 115 }; 116 117 static const uint32_t vk_to_gen_tex_address[] = { 118 [VK_SAMPLER_ADDRESS_MODE_REPEAT] = TCM_WRAP, 119 [VK_SAMPLER_ADDRESS_MODE_MIRRORED_REPEAT] = TCM_MIRROR, 120 [VK_SAMPLER_ADDRESS_MODE_CLAMP_TO_EDGE] = TCM_CLAMP, 121 [VK_SAMPLER_ADDRESS_MODE_MIRROR_CLAMP_TO_EDGE] = TCM_MIRROR_ONCE, 122 [VK_SAMPLER_ADDRESS_MODE_CLAMP_TO_BORDER] = TCM_CLAMP_BORDER, 123 }; 124 125 /* Vulkan specifies the result of shadow comparisons as: 126 * 1 if ref <op> texel, 127 * 0 otherwise. 128 * 129 * The hardware does: 130 * 0 if texel <op> ref, 131 * 1 otherwise. 132 * 133 * So, these look a bit strange because there's both a negation 134 * and swapping of the arguments involved. 135 */ 136 static const uint32_t vk_to_gen_shadow_compare_op[] = { 137 [VK_COMPARE_OP_NEVER] = PREFILTEROPALWAYS, 138 [VK_COMPARE_OP_LESS] = PREFILTEROPLEQUAL, 139 [VK_COMPARE_OP_EQUAL] = PREFILTEROPNOTEQUAL, 140 [VK_COMPARE_OP_LESS_OR_EQUAL] = PREFILTEROPLESS, 141 [VK_COMPARE_OP_GREATER] = PREFILTEROPGEQUAL, 142 [VK_COMPARE_OP_NOT_EQUAL] = PREFILTEROPEQUAL, 143 [VK_COMPARE_OP_GREATER_OR_EQUAL] = PREFILTEROPGREATER, 144 [VK_COMPARE_OP_ALWAYS] = PREFILTEROPNEVER, 145 }; 146 147 VkResult genX(CreateSampler)( 148 VkDevice _device, 149 const VkSamplerCreateInfo* pCreateInfo, 150 const VkAllocationCallbacks* pAllocator, 151 VkSampler* pSampler) 152 { 153 ANV_FROM_HANDLE(anv_device, device, _device); 154 struct anv_sampler *sampler; 155 156 assert(pCreateInfo->sType == VK_STRUCTURE_TYPE_SAMPLER_CREATE_INFO); 157 158 sampler = vk_alloc2(&device->alloc, pAllocator, sizeof(*sampler), 8, 159 VK_SYSTEM_ALLOCATION_SCOPE_OBJECT); 160 if (!sampler) 161 return vk_error(VK_ERROR_OUT_OF_HOST_MEMORY); 162 163 uint32_t border_color_offset = device->border_colors.offset + 164 pCreateInfo->borderColor * 64; 165 166 bool enable_min_filter_addr_rounding = 167 pCreateInfo->minFilter != VK_FILTER_NEAREST; 168 bool enable_mag_filter_addr_rounding = 169 pCreateInfo->magFilter != VK_FILTER_NEAREST; 170 171 struct GENX(SAMPLER_STATE) sampler_state = { 172 .SamplerDisable = false, 173 .TextureBorderColorMode = DX10OGL, 174 175 #if GEN_GEN >= 8 176 .LODPreClampMode = CLAMP_MODE_OGL, 177 #else 178 .LODPreClampEnable = CLAMP_ENABLE_OGL, 179 #endif 180 181 #if GEN_GEN == 8 182 .BaseMipLevel = 0.0, 183 #endif 184 .MipModeFilter = vk_to_gen_mipmap_mode[pCreateInfo->mipmapMode], 185 .MagModeFilter = vk_to_gen_tex_filter(pCreateInfo->magFilter, 186 pCreateInfo->anisotropyEnable), 187 .MinModeFilter = vk_to_gen_tex_filter(pCreateInfo->minFilter, 188 pCreateInfo->anisotropyEnable), 189 .TextureLODBias = anv_clamp_f(pCreateInfo->mipLodBias, -16, 15.996), 190 .AnisotropicAlgorithm = EWAApproximation, 191 .MinLOD = anv_clamp_f(pCreateInfo->minLod, 0, 14), 192 .MaxLOD = anv_clamp_f(pCreateInfo->maxLod, 0, 14), 193 .ChromaKeyEnable = 0, 194 .ChromaKeyIndex = 0, 195 .ChromaKeyMode = 0, 196 .ShadowFunction = vk_to_gen_shadow_compare_op[pCreateInfo->compareOp], 197 .CubeSurfaceControlMode = OVERRIDE, 198 199 .BorderColorPointer = border_color_offset, 200 201 #if GEN_GEN >= 8 202 .LODClampMagnificationMode = MIPNONE, 203 #endif 204 205 .MaximumAnisotropy = vk_to_gen_max_anisotropy(pCreateInfo->maxAnisotropy), 206 .RAddressMinFilterRoundingEnable = enable_min_filter_addr_rounding, 207 .RAddressMagFilterRoundingEnable = enable_mag_filter_addr_rounding, 208 .VAddressMinFilterRoundingEnable = enable_min_filter_addr_rounding, 209 .VAddressMagFilterRoundingEnable = enable_mag_filter_addr_rounding, 210 .UAddressMinFilterRoundingEnable = enable_min_filter_addr_rounding, 211 .UAddressMagFilterRoundingEnable = enable_mag_filter_addr_rounding, 212 .TrilinearFilterQuality = 0, 213 .NonnormalizedCoordinateEnable = pCreateInfo->unnormalizedCoordinates, 214 .TCXAddressControlMode = vk_to_gen_tex_address[pCreateInfo->addressModeU], 215 .TCYAddressControlMode = vk_to_gen_tex_address[pCreateInfo->addressModeV], 216 .TCZAddressControlMode = vk_to_gen_tex_address[pCreateInfo->addressModeW], 217 }; 218 219 GENX(SAMPLER_STATE_pack)(NULL, sampler->state, &sampler_state); 220 221 *pSampler = anv_sampler_to_handle(sampler); 222 223 return VK_SUCCESS; 224 } 225
