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diff --git a/src/gfxstream/host/virgl_hw.h b/src/gfxstream/host/virgl_hw.h
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+/**************************************************************************
+ *
+ * Copyright (C) 2015 Red Hat Inc.
+ *
+ * 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 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.
+ *
+ **************************************************************************/
+#ifndef VIRGL_HW_H
+#define VIRGL_HW_H
+
+#include <stdint.h>
+
+struct virgl_box {
+ uint32_t x, y, z;
+ uint32_t w, h, d;
+};
+
+/* formats known by the HW device - based on gallium subset */
+enum virgl_formats {
+ VIRGL_FORMAT_B8G8R8A8_UNORM = 1,
+ VIRGL_FORMAT_B8G8R8X8_UNORM = 2,
+ VIRGL_FORMAT_A8R8G8B8_UNORM = 3,
+ VIRGL_FORMAT_X8R8G8B8_UNORM = 4,
+ VIRGL_FORMAT_B5G5R5A1_UNORM = 5,
+ VIRGL_FORMAT_B4G4R4A4_UNORM = 6,
+ VIRGL_FORMAT_B5G6R5_UNORM = 7,
+ VIRGL_FORMAT_R10G10B10A2_UNORM = 8,
+ VIRGL_FORMAT_L8_UNORM = 9, /**< ubyte luminance */
+ VIRGL_FORMAT_A8_UNORM = 10, /**< ubyte alpha */
+ VIRGL_FORMAT_L8A8_UNORM = 12, /**< ubyte alpha, luminance */
+ VIRGL_FORMAT_L16_UNORM = 13, /**< ushort luminance */
+
+ VIRGL_FORMAT_Z16_UNORM = 16,
+ VIRGL_FORMAT_Z32_UNORM = 17,
+ VIRGL_FORMAT_Z32_FLOAT = 18,
+ VIRGL_FORMAT_Z24_UNORM_S8_UINT = 19,
+ VIRGL_FORMAT_S8_UINT_Z24_UNORM = 20,
+ VIRGL_FORMAT_Z24X8_UNORM = 21,
+ VIRGL_FORMAT_S8_UINT = 23, /**< ubyte stencil */
+
+ VIRGL_FORMAT_R32_FLOAT = 28,
+ VIRGL_FORMAT_R32G32_FLOAT = 29,
+ VIRGL_FORMAT_R32G32B32_FLOAT = 30,
+ VIRGL_FORMAT_R32G32B32A32_FLOAT = 31,
+
+ VIRGL_FORMAT_R16_UNORM = 48,
+ VIRGL_FORMAT_R16G16_UNORM = 49,
+
+ VIRGL_FORMAT_R16G16B16A16_UNORM = 51,
+
+ VIRGL_FORMAT_R16_SNORM = 56,
+ VIRGL_FORMAT_R16G16_SNORM = 57,
+ VIRGL_FORMAT_R16G16B16A16_SNORM = 59,
+
+ VIRGL_FORMAT_R8_UNORM = 64,
+ VIRGL_FORMAT_R8G8_UNORM = 65,
+ VIRGL_FORMAT_R8G8B8_UNORM = 66,
+ VIRGL_FORMAT_R8G8B8A8_UNORM = 67,
+
+ VIRGL_FORMAT_R8_SNORM = 74,
+ VIRGL_FORMAT_R8G8_SNORM = 75,
+ VIRGL_FORMAT_R8G8B8_SNORM = 76,
+ VIRGL_FORMAT_R8G8B8A8_SNORM = 77,
+
+ VIRGL_FORMAT_R16_FLOAT = 91,
+ VIRGL_FORMAT_R16G16_FLOAT = 92,
+ VIRGL_FORMAT_R16G16B16_FLOAT = 93,
+ VIRGL_FORMAT_R16G16B16A16_FLOAT = 94,
+
+ VIRGL_FORMAT_L8_SRGB = 95,
+ VIRGL_FORMAT_L8A8_SRGB = 96,
+ VIRGL_FORMAT_B8G8R8A8_SRGB = 100,
+ VIRGL_FORMAT_B8G8R8X8_SRGB = 101,
+ VIRGL_FORMAT_R8G8B8A8_SRGB = 104,
+
+ /* compressed formats */
+ VIRGL_FORMAT_DXT1_RGB = 105,
+ VIRGL_FORMAT_DXT1_RGBA = 106,
+ VIRGL_FORMAT_DXT3_RGBA = 107,
+ VIRGL_FORMAT_DXT5_RGBA = 108,
+
+ /* sRGB, compressed */
+ VIRGL_FORMAT_DXT1_SRGB = 109,
+ VIRGL_FORMAT_DXT1_SRGBA = 110,
+ VIRGL_FORMAT_DXT3_SRGBA = 111,
+ VIRGL_FORMAT_DXT5_SRGBA = 112,
+
+ /* rgtc compressed */
+ VIRGL_FORMAT_RGTC1_UNORM = 113,
+ VIRGL_FORMAT_RGTC1_SNORM = 114,
+ VIRGL_FORMAT_RGTC2_UNORM = 115,
+ VIRGL_FORMAT_RGTC2_SNORM = 116,
+
+ VIRGL_FORMAT_A8B8G8R8_UNORM = 121,
+ VIRGL_FORMAT_B5G5R5X1_UNORM = 122,
+ VIRGL_FORMAT_R11G11B10_FLOAT = 124,
+ VIRGL_FORMAT_R9G9B9E5_FLOAT = 125,
+ VIRGL_FORMAT_Z32_FLOAT_S8X24_UINT = 126,
+
+ VIRGL_FORMAT_B10G10R10A2_UNORM = 131,
+ VIRGL_FORMAT_R8G8B8X8_UNORM = 134,
+ VIRGL_FORMAT_B4G4R4X4_UNORM = 135,
+ VIRGL_FORMAT_X24S8_UINT = 136,
+ VIRGL_FORMAT_S8X24_UINT = 137,
+ VIRGL_FORMAT_B2G3R3_UNORM = 139,
+
+ VIRGL_FORMAT_L16A16_UNORM = 140,
+ VIRGL_FORMAT_A16_UNORM = 141,
+
+ VIRGL_FORMAT_A8_SNORM = 147,
+ VIRGL_FORMAT_L8_SNORM = 148,
+ VIRGL_FORMAT_L8A8_SNORM = 149,
+
+ VIRGL_FORMAT_A16_SNORM = 151,
+ VIRGL_FORMAT_L16_SNORM = 152,
+ VIRGL_FORMAT_L16A16_SNORM = 153,
+
+ VIRGL_FORMAT_A16_FLOAT = 155,
+ VIRGL_FORMAT_L16_FLOAT = 156,
+ VIRGL_FORMAT_L16A16_FLOAT = 157,
+
+ VIRGL_FORMAT_A32_FLOAT = 159,
+ VIRGL_FORMAT_L32_FLOAT = 160,
+ VIRGL_FORMAT_L32A32_FLOAT = 161,
+
+ VIRGL_FORMAT_YV12 = 163,
+ VIRGL_FORMAT_YV16 = 164,
+ VIRGL_FORMAT_IYUV = 165, /**< aka I420 */
+ VIRGL_FORMAT_NV12 = 166,
+ VIRGL_FORMAT_NV21 = 167,
+
+ VIRGL_FORMAT_R8_UINT = 177,
+ VIRGL_FORMAT_R8G8_UINT = 178,
+ VIRGL_FORMAT_R8G8B8_UINT = 179,
+ VIRGL_FORMAT_R8G8B8A8_UINT = 180,
+
+ VIRGL_FORMAT_R8_SINT = 181,
+ VIRGL_FORMAT_R8G8_SINT = 182,
+ VIRGL_FORMAT_R8G8B8_SINT = 183,
+ VIRGL_FORMAT_R8G8B8A8_SINT = 184,
+
+ VIRGL_FORMAT_R16_UINT = 185,
+ VIRGL_FORMAT_R16G16_UINT = 186,
+ VIRGL_FORMAT_R16G16B16_UINT = 187,
+ VIRGL_FORMAT_R16G16B16A16_UINT = 188,
+
+ VIRGL_FORMAT_R16_SINT = 189,
+ VIRGL_FORMAT_R16G16_SINT = 190,
+ VIRGL_FORMAT_R16G16B16_SINT = 191,
+ VIRGL_FORMAT_R16G16B16A16_SINT = 192,
+ VIRGL_FORMAT_R32_UINT = 193,
+ VIRGL_FORMAT_R32G32_UINT = 194,
+ VIRGL_FORMAT_R32G32B32_UINT = 195,
+ VIRGL_FORMAT_R32G32B32A32_UINT = 196,
+
+ VIRGL_FORMAT_R32_SINT = 197,
+ VIRGL_FORMAT_R32G32_SINT = 198,
+ VIRGL_FORMAT_R32G32B32_SINT = 199,
+ VIRGL_FORMAT_R32G32B32A32_SINT = 200,
+
+ VIRGL_FORMAT_A8_UINT = 201,
+ VIRGL_FORMAT_L8_UINT = 203,
+ VIRGL_FORMAT_L8A8_UINT = 204,
+
+ VIRGL_FORMAT_A8_SINT = 205,
+ VIRGL_FORMAT_L8_SINT = 207,
+ VIRGL_FORMAT_L8A8_SINT = 208,
+
+ VIRGL_FORMAT_A16_UINT = 209,
+ VIRGL_FORMAT_L16_UINT = 211,
+ VIRGL_FORMAT_L16A16_UINT = 212,
+
+ VIRGL_FORMAT_A16_SINT = 213,
+ VIRGL_FORMAT_L16_SINT = 215,
+ VIRGL_FORMAT_L16A16_SINT = 216,
+
+ VIRGL_FORMAT_A32_UINT = 217,
+ VIRGL_FORMAT_L32_UINT = 219,
+ VIRGL_FORMAT_L32A32_UINT = 220,
+
+ VIRGL_FORMAT_A32_SINT = 221,
+ VIRGL_FORMAT_L32_SINT = 223,
+ VIRGL_FORMAT_L32A32_SINT = 224,
+
+ VIRGL_FORMAT_B10G10R10A2_UINT = 225,
+ VIRGL_FORMAT_R8G8B8X8_SNORM = 229,
+
+ VIRGL_FORMAT_R8G8B8X8_SRGB = 230,
+
+ VIRGL_FORMAT_R8G8B8X8_UINT = 231,
+ VIRGL_FORMAT_R8G8B8X8_SINT = 232,
+ VIRGL_FORMAT_B10G10R10X2_UNORM = 233,
+ VIRGL_FORMAT_R16G16B16X16_UNORM = 234,
+ VIRGL_FORMAT_R16G16B16X16_SNORM = 235,
+ VIRGL_FORMAT_R16G16B16X16_FLOAT = 236,
+ VIRGL_FORMAT_R16G16B16X16_UINT = 237,
+ VIRGL_FORMAT_R16G16B16X16_SINT = 238,
+
+ VIRGL_FORMAT_R10G10B10A2_UINT = 253,
+
+ VIRGL_FORMAT_BPTC_RGBA_UNORM = 255,
+ VIRGL_FORMAT_BPTC_SRGBA = 256,
+ VIRGL_FORMAT_BPTC_RGB_FLOAT = 257,
+ VIRGL_FORMAT_BPTC_RGB_UFLOAT = 258,
+
+ VIRGL_FORMAT_R10G10B10X2_UNORM = 308,
+ VIRGL_FORMAT_A4B4G4R4_UNORM = 311,
+
+ VIRGL_FORMAT_R8_SRGB = 312,
+ VIRGL_FORMAT_R8G8_SRGB = 313,
+
+ VIRGL_FORMAT_P010 = 314,
+ VIRGL_FORMAT_P012 = 315,
+ VIRGL_FORMAT_P016 = 316,
+
+ VIRGL_FORMAT_MAX /* = PIPE_FORMAT_COUNT */,
+};
+
+struct virgl_caps_bool_set1 {
+ unsigned indep_blend_enable:1;
+ unsigned indep_blend_func:1;
+ unsigned cube_map_array:1;
+ unsigned shader_stencil_export:1;
+ unsigned conditional_render:1;
+ unsigned start_instance:1;
+ unsigned primitive_restart:1;
+ unsigned blend_eq_sep:1;
+ unsigned instanceid:1;
+ unsigned vertex_element_instance_divisor:1;
+ unsigned seamless_cube_map:1;
+ unsigned occlusion_query:1;
+ unsigned timer_query:1;
+ unsigned streamout_pause_resume:1;
+ unsigned texture_multisample:1;
+ unsigned fragment_coord_conventions:1;
+ unsigned depth_clip_disable:1;
+ unsigned seamless_cube_map_per_texture:1;
+ unsigned ubo:1;
+ unsigned color_clamping:1; /* not in GL 3.1 core profile */
+ unsigned poly_stipple:1; /* not in GL 3.1 core profile */
+ unsigned mirror_clamp:1;
+ unsigned texture_query_lod:1;
+ unsigned has_fp64:1;
+ unsigned has_tessellation_shaders:1;
+ unsigned has_indirect_draw:1;
+ unsigned has_sample_shading:1;
+ unsigned has_cull:1;
+};
+
+/* endless expansion capabilites - current gallium has 252 formats */
+struct virgl_supported_format_mask {
+ uint32_t bitmask[16];
+};
+/* capabilities set 2 - version 1 - 32-bit and float values */
+struct virgl_caps_v1 {
+ uint32_t max_version;
+ struct virgl_supported_format_mask sampler;
+ struct virgl_supported_format_mask render;
+ struct virgl_supported_format_mask depthstencil;
+ struct virgl_supported_format_mask vertexbuffer;
+ struct virgl_caps_bool_set1 bset;
+ uint32_t glsl_level;
+ uint32_t max_texture_array_layers;
+ uint32_t max_streamout_buffers;
+ uint32_t max_dual_source_render_targets;
+ uint32_t max_render_targets;
+ uint32_t max_samples;
+ uint32_t prim_mask;
+ uint32_t max_tbo_size;
+ uint32_t max_uniform_blocks;
+ uint32_t max_viewports;
+ uint32_t max_texture_gather_components;
+};
+
+/*
+ * This struct should be growable when used in capset 2,
+ * so we shouldn't have to add a v3 ever.
+ */
+struct virgl_caps_v2 {
+ struct virgl_caps_v1 v1;
+ float min_aliased_point_size;
+ float max_aliased_point_size;
+ float min_smooth_point_size;
+ float max_smooth_point_size;
+ float min_aliased_line_width;
+ float max_aliased_line_width;
+ float min_smooth_line_width;
+ float max_smooth_line_width;
+ float max_texture_lod_bias;
+ uint32_t max_geom_output_vertices;
+ uint32_t max_geom_total_output_components;
+ uint32_t max_vertex_outputs;
+ uint32_t max_vertex_attribs;
+ uint32_t max_shader_patch_varyings;
+ int32_t min_texel_offset;
+ int32_t max_texel_offset;
+ int32_t min_texture_gather_offset;
+ int32_t max_texture_gather_offset;
+ uint32_t texture_buffer_offset_alignment;
+ uint32_t uniform_buffer_offset_alignment;
+ uint32_t tgsi_invariant;
+ uint32_t shader_buffer_offset_alignment;
+};
+
+union virgl_caps {
+ uint32_t max_version;
+ struct virgl_caps_v1 v1;
+ struct virgl_caps_v2 v2;
+};
+
+enum virgl_errors {
+ VIRGL_ERROR_NONE,
+ VIRGL_ERROR_UNKNOWN,
+ VIRGL_ERROR_UNKNOWN_RESOURCE_FORMAT,
+};
+
+enum virgl_ctx_errors {
+ VIRGL_ERROR_CTX_NONE,
+ VIRGL_ERROR_CTX_UNKNOWN,
+ VIRGL_ERROR_CTX_ILLEGAL_SHADER,
+ VIRGL_ERROR_CTX_ILLEGAL_HANDLE,
+ VIRGL_ERROR_CTX_ILLEGAL_RESOURCE,
+ VIRGL_ERROR_CTX_ILLEGAL_SURFACE,
+ VIRGL_ERROR_CTX_ILLEGAL_VERTEX_FORMAT,
+ VIRGL_ERROR_CTX_ILLEGAL_CMD_BUFFER,
+};
+
+/* virgl bind flags - these are compatible with mesa 10.5 gallium.
+ * but are fixed, no other should be passed to virgl either.
+ */
+#define VIRGL_BIND_DEPTH_STENCIL (1 << 0)
+#define VIRGL_BIND_RENDER_TARGET (1 << 1)
+#define VIRGL_BIND_SAMPLER_VIEW (1 << 3)
+#define VIRGL_BIND_VERTEX_BUFFER (1 << 4)
+#define VIRGL_BIND_INDEX_BUFFER (1 << 5)
+#define VIRGL_BIND_CONSTANT_BUFFER (1 << 6)
+#define VIRGL_BIND_DISPLAY_TARGET (1 << 7)
+#define VIRGL_BIND_COMMAND_ARGS (1 << 8)
+#define VIRGL_BIND_STREAM_OUTPUT (1 << 11)
+#define VIRGL_BIND_SHADER_BUFFER (1 << 14)
+#define VIRGL_BIND_QUERY_BUFFER (1 << 15)
+#define VIRGL_BIND_CURSOR (1 << 16)
+#define VIRGL_BIND_CUSTOM (1 << 17)
+#define VIRGL_BIND_SCANOUT (1 << 18)
+/* Used for buffers that are backed by guest storage and
+ * are only read by the host.
+ */
+#define VIRGL_BIND_STAGING (1 << 19)
+#define VIRGL_BIND_SHARED (1 << 20)
+#define VIRGL_BIND_PREFER_EMULATED_BGRA (1 << 21)
+#define VIRGL_BIND_LINEAR (1 << 22)
+
+#define VIRGL_RESOURCE_Y_0_TOP (1 << 0)
+#endif