anv: Unify gen7 and gen8 state

Now that we've pulled surface state setup into ISL, there's not much to do
here.

1 files changed, 263 insertions, 0 deletions

diff --git a/src/intel/vulkan/genX_state.c b/src/intel/vulkan/genX_state.c
new file mode 100644
index 0000000..866f1bf
--- /dev/null
+++ b/src/intel/vulkan/genX_state.c
@@ -0,0 +1,263 @@
+/*
+ * Copyright © 2015 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 <assert.h>
+#include <stdbool.h>
+#include <string.h>
+#include <unistd.h>
+#include <fcntl.h>
+
+#include "anv_private.h"
+
+#include "genxml/gen_macros.h"
+#include "genxml/genX_pack.h"
+
+VkResult
+genX(init_device_state)(struct anv_device *device)
+{
+   GENX(MEMORY_OBJECT_CONTROL_STATE_pack)(NULL, &device->default_mocs,
+                                          &GENX(MOCS));
+
+   struct anv_batch batch;
+
+   uint32_t cmds[64];
+   batch.start = batch.next = cmds;
+   batch.end = (void *) cmds + sizeof(cmds);
+
+   anv_batch_emit(&batch, GENX(PIPELINE_SELECT),
+#if GEN_GEN >= 9
+                  .MaskBits = 3,
+#endif
+                  .PipelineSelection = _3D);
+
+   anv_batch_emit(&batch, GENX(3DSTATE_VF_STATISTICS),
+                  .StatisticsEnable = true);
+   anv_batch_emit(&batch, GENX(3DSTATE_HS));
+   anv_batch_emit(&batch, GENX(3DSTATE_TE));
+   anv_batch_emit(&batch, GENX(3DSTATE_DS));
+
+   anv_batch_emit(&batch, GENX(3DSTATE_STREAMOUT), .SOFunctionEnable = false);
+   anv_batch_emit(&batch, GENX(3DSTATE_AA_LINE_PARAMETERS));
+
+#if GEN_GEN >= 8
+   anv_batch_emit(&batch, GENX(3DSTATE_WM_CHROMAKEY),
+                  .ChromaKeyKillEnable = false);
+
+   /* See the Vulkan 1.0 spec Table 24.1 "Standard sample locations" and
+    * VkPhysicalDeviceFeatures::standardSampleLocations.
+    */
+   anv_batch_emit(&batch, GENX(3DSTATE_SAMPLE_PATTERN),
+      ._1xSample0XOffset      = 0.5,
+      ._1xSample0YOffset      = 0.5,
+      ._2xSample0XOffset      = 0.25,
+      ._2xSample0YOffset      = 0.25,
+      ._2xSample1XOffset      = 0.75,
+      ._2xSample1YOffset      = 0.75,
+      ._4xSample0XOffset      = 0.375,
+      ._4xSample0YOffset      = 0.125,
+      ._4xSample1XOffset      = 0.875,
+      ._4xSample1YOffset      = 0.375,
+      ._4xSample2XOffset      = 0.125,
+      ._4xSample2YOffset      = 0.625,
+      ._4xSample3XOffset      = 0.625,
+      ._4xSample3YOffset      = 0.875,
+      ._8xSample0XOffset      = 0.5625,
+      ._8xSample0YOffset      = 0.3125,
+      ._8xSample1XOffset      = 0.4375,
+      ._8xSample1YOffset      = 0.6875,
+      ._8xSample2XOffset      = 0.8125,
+      ._8xSample2YOffset      = 0.5625,
+      ._8xSample3XOffset      = 0.3125,
+      ._8xSample3YOffset      = 0.1875,
+      ._8xSample4XOffset      = 0.1875,
+      ._8xSample4YOffset      = 0.8125,
+      ._8xSample5XOffset      = 0.0625,
+      ._8xSample5YOffset      = 0.4375,
+      ._8xSample6XOffset      = 0.6875,
+      ._8xSample6YOffset      = 0.9375,
+      ._8xSample7XOffset      = 0.9375,
+      ._8xSample7YOffset      = 0.0625,
+#if GEN_GEN >= 9
+      ._16xSample0XOffset     = 0.5625,
+      ._16xSample0YOffset     = 0.5625,
+      ._16xSample1XOffset     = 0.4375,
+      ._16xSample1YOffset     = 0.3125,
+      ._16xSample2XOffset     = 0.3125,
+      ._16xSample2YOffset     = 0.6250,
+      ._16xSample3XOffset     = 0.7500,
+      ._16xSample3YOffset     = 0.4375,
+      ._16xSample4XOffset     = 0.1875,
+      ._16xSample4YOffset     = 0.3750,
+      ._16xSample5XOffset     = 0.6250,
+      ._16xSample5YOffset     = 0.8125,
+      ._16xSample6XOffset     = 0.8125,
+      ._16xSample6YOffset     = 0.6875,
+      ._16xSample7XOffset     = 0.6875,
+      ._16xSample7YOffset     = 0.1875,
+      ._16xSample8XOffset     = 0.3750,
+      ._16xSample8YOffset     = 0.8750,
+      ._16xSample9XOffset     = 0.5000,
+      ._16xSample9YOffset     = 0.0625,
+      ._16xSample10XOffset    = 0.2500,
+      ._16xSample10YOffset    = 0.1250,
+      ._16xSample11XOffset    = 0.1250,
+      ._16xSample11YOffset    = 0.7500,
+      ._16xSample12XOffset    = 0.0000,
+      ._16xSample12YOffset    = 0.5000,
+      ._16xSample13XOffset    = 0.9375,
+      ._16xSample13YOffset    = 0.2500,
+      ._16xSample14XOffset    = 0.8750,
+      ._16xSample14YOffset    = 0.9375,
+      ._16xSample15XOffset    = 0.0625,
+      ._16xSample15YOffset    = 0.0000,
+#endif
+   );
+#endif
+
+   anv_batch_emit(&batch, GENX(MI_BATCH_BUFFER_END));
+
+   assert(batch.next <= batch.end);
+
+   return anv_device_submit_simple_batch(device, &batch);
+}
+
+static inline uint32_t
+vk_to_gen_tex_filter(VkFilter filter, bool anisotropyEnable)
+{
+   switch (filter) {
+   default:
+      assert(!"Invalid filter");
+   case VK_FILTER_NEAREST:
+      return MAPFILTER_NEAREST;
+   case VK_FILTER_LINEAR:
+      return anisotropyEnable ? MAPFILTER_ANISOTROPIC : MAPFILTER_LINEAR;
+   }
+}
+
+static inline uint32_t
+vk_to_gen_max_anisotropy(float ratio)
+{
+   return (anv_clamp_f(ratio, 2, 16) - 2) / 2;
+}
+
+static const uint32_t vk_to_gen_mipmap_mode[] = {
+   [VK_SAMPLER_MIPMAP_MODE_NEAREST]          = MIPFILTER_NEAREST,
+   [VK_SAMPLER_MIPMAP_MODE_LINEAR]           = MIPFILTER_LINEAR
+};
+
+static const uint32_t vk_to_gen_tex_address[] = {
+   [VK_SAMPLER_ADDRESS_MODE_REPEAT]          = TCM_WRAP,
+   [VK_SAMPLER_ADDRESS_MODE_MIRRORED_REPEAT] = TCM_MIRROR,
+   [VK_SAMPLER_ADDRESS_MODE_CLAMP_TO_EDGE]   = TCM_CLAMP,
+   [VK_SAMPLER_ADDRESS_MODE_MIRROR_CLAMP_TO_EDGE] = TCM_MIRROR_ONCE,
+   [VK_SAMPLER_ADDRESS_MODE_CLAMP_TO_BORDER] = TCM_CLAMP_BORDER,
+};
+
+static const uint32_t vk_to_gen_compare_op[] = {
+   [VK_COMPARE_OP_NEVER]                     = PREFILTEROPNEVER,
+   [VK_COMPARE_OP_LESS]                      = PREFILTEROPLESS,
+   [VK_COMPARE_OP_EQUAL]                     = PREFILTEROPEQUAL,
+   [VK_COMPARE_OP_LESS_OR_EQUAL]             = PREFILTEROPLEQUAL,
+   [VK_COMPARE_OP_GREATER]                   = PREFILTEROPGREATER,
+   [VK_COMPARE_OP_NOT_EQUAL]                 = PREFILTEROPNOTEQUAL,
+   [VK_COMPARE_OP_GREATER_OR_EQUAL]          = PREFILTEROPGEQUAL,
+   [VK_COMPARE_OP_ALWAYS]                    = PREFILTEROPALWAYS,
+};
+
+VkResult genX(CreateSampler)(
+    VkDevice                                    _device,
+    const VkSamplerCreateInfo*                  pCreateInfo,
+    const VkAllocationCallbacks*                pAllocator,
+    VkSampler*                                  pSampler)
+{
+   ANV_FROM_HANDLE(anv_device, device, _device);
+   struct anv_sampler *sampler;
+
+   assert(pCreateInfo->sType == VK_STRUCTURE_TYPE_SAMPLER_CREATE_INFO);
+
+   sampler = anv_alloc2(&device->alloc, pAllocator, sizeof(*sampler), 8,
+                        VK_SYSTEM_ALLOCATION_SCOPE_OBJECT);
+   if (!sampler)
+      return vk_error(VK_ERROR_OUT_OF_HOST_MEMORY);
+
+   uint32_t border_color_offset = device->border_colors.offset +
+                                  pCreateInfo->borderColor * 64;
+
+   struct GENX(SAMPLER_STATE) sampler_state = {
+      .SamplerDisable = false,
+      .TextureBorderColorMode = DX10OGL,
+
+#if GEN_GEN >= 8
+      .LODPreClampMode = CLAMP_MODE_OGL,
+#else
+      .LODPreClampEnable = CLAMP_ENABLE_OGL,
+#endif
+
+#if GEN_GEN == 8
+      .BaseMipLevel = 0.0,
+#endif
+      .MipModeFilter = vk_to_gen_mipmap_mode[pCreateInfo->mipmapMode],
+      .MagModeFilter = vk_to_gen_tex_filter(pCreateInfo->magFilter,
+                                            pCreateInfo->anisotropyEnable),
+      .MinModeFilter = vk_to_gen_tex_filter(pCreateInfo->minFilter,
+                                            pCreateInfo->anisotropyEnable),
+      .TextureLODBias = anv_clamp_f(pCreateInfo->mipLodBias, -16, 15.996),
+      .AnisotropicAlgorithm = EWAApproximation,
+      .MinLOD = anv_clamp_f(pCreateInfo->minLod, 0, 14),
+      .MaxLOD = anv_clamp_f(pCreateInfo->maxLod, 0, 14),
+      .ChromaKeyEnable = 0,
+      .ChromaKeyIndex = 0,
+      .ChromaKeyMode = 0,
+      .ShadowFunction = vk_to_gen_compare_op[pCreateInfo->compareOp],
+      .CubeSurfaceControlMode = OVERRIDE,
+
+#if GEN_GEN >= 8
+      .IndirectStatePointer = border_color_offset >> 6,
+#else
+      .BorderColorPointer = border_color_offset >> 5,
+#endif
+
+#if GEN_GEN >= 8
+      .LODClampMagnificationMode = MIPNONE,
+#endif
+
+      .MaximumAnisotropy = vk_to_gen_max_anisotropy(pCreateInfo->maxAnisotropy),
+      .RAddressMinFilterRoundingEnable = 0,
+      .RAddressMagFilterRoundingEnable = 0,
+      .VAddressMinFilterRoundingEnable = 0,
+      .VAddressMagFilterRoundingEnable = 0,
+      .UAddressMinFilterRoundingEnable = 0,
+      .UAddressMagFilterRoundingEnable = 0,
+      .TrilinearFilterQuality = 0,
+      .NonnormalizedCoordinateEnable = pCreateInfo->unnormalizedCoordinates,
+      .TCXAddressControlMode = vk_to_gen_tex_address[pCreateInfo->addressModeU],
+      .TCYAddressControlMode = vk_to_gen_tex_address[pCreateInfo->addressModeV],
+      .TCZAddressControlMode = vk_to_gen_tex_address[pCreateInfo->addressModeW],
+   };
+
+   GENX(SAMPLER_STATE_pack)(NULL, sampler->state, &sampler_state);
+
+   *pSampler = anv_sampler_to_handle(sampler);
+
+   return VK_SUCCESS;
+}