/* * 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 #include "isl.h" #include "brw_device_info.h" struct surface_format_info { bool exists; uint8_t sampling; uint8_t filtering; uint8_t shadow_compare; uint8_t chroma_key; uint8_t render_target; uint8_t alpha_blend; uint8_t input_vb; uint8_t streamed_output_vb; uint8_t color_processing; uint8_t lossless_compression; }; /* This macro allows us to write the table almost as it appears in the PRM, * while restructuring it to turn it into the C code we want. */ #define SF(sampl, filt, shad, ck, rt, ab, vb, so, color, ccs_e, sf) \ [ISL_FORMAT_##sf] = { true, sampl, filt, shad, ck, rt, ab, vb, so, color, ccs_e}, #define Y 0 #define x 255 /** * This is the table of support for surface (texture, renderbuffer, and vertex * buffer, but not depthbuffer) formats across the various hardware generations. * * The table is formatted to match the documentation, except that the docs have * this ridiculous mapping of Y[*+~^#&] for "supported on DevWhatever". To put * it in our table, here's the mapping: * * Y*: 45 * Y+: 45 (g45/gm45) * Y~: 50 (gen5) * Y^: 60 (gen6) * Y#: 70 (gen7) * * The abbreviations in the header below are: * smpl - Sampling Engine * filt - Sampling Engine Filtering * shad - Sampling Engine Shadow Map * CK - Sampling Engine Chroma Key * RT - Render Target * AB - Alpha Blend Render Target * VB - Input Vertex Buffer * SO - Steamed Output Vertex Buffers (transform feedback) * color - Color Processing * ccs_e - Lossless Compression Support (gen9+ only) * sf - Surface Format * * See page 88 of the Sandybridge PRM VOL4_Part1 PDF. * * As of Ivybridge, the columns are no longer in that table and the * information can be found spread across: * * - VOL2_Part1 section 2.5.11 Format Conversion (vertex fetch). * - VOL4_Part1 section 2.12.2.1.2 Sampler Output Channel Mapping. * - VOL4_Part1 section 3.9.11 Render Target Write. * - Render Target Surface Types [SKL+] */ static const struct surface_format_info format_info[] = { /* smpl filt shad CK RT AB VB SO color ccs_e */ SF( Y, 50, x, x, Y, Y, Y, Y, x, 90, R32G32B32A32_FLOAT) SF( Y, x, x, x, Y, x, Y, Y, x, 90, R32G32B32A32_SINT) SF( Y, x, x, x, Y, x, Y, Y, x, 90, R32G32B32A32_UINT) SF( x, x, x, x, x, x, Y, x, x, x, R32G32B32A32_UNORM) SF( x, x, x, x, x, x, Y, x, x, x, R32G32B32A32_SNORM) SF( x, x, x, x, x, x, Y, x, x, x, R64G64_FLOAT) SF( Y, 50, x, x, x, x, x, x, x, x, R32G32B32X32_FLOAT) SF( x, x, x, x, x, x, Y, x, x, x, R32G32B32A32_SSCALED) SF( x, x, x, x, x, x, Y, x, x, x, R32G32B32A32_USCALED) SF( x, x, x, x, x, x, 75, x, x, x, R32G32B32A32_SFIXED) SF( x, x, x, x, x, x, x, x, x, x, R64G64_PASSTHRU) SF( Y, 50, x, x, x, x, Y, Y, x, x, R32G32B32_FLOAT) SF( Y, x, x, x, x, x, Y, Y, x, x, R32G32B32_SINT) SF( Y, x, x, x, x, x, Y, Y, x, x, R32G32B32_UINT) SF( x, x, x, x, x, x, Y, x, x, x, R32G32B32_UNORM) SF( x, x, x, x, x, x, Y, x, x, x, R32G32B32_SNORM) SF( x, x, x, x, x, x, Y, x, x, x, R32G32B32_SSCALED) SF( x, x, x, x, x, x, Y, x, x, x, R32G32B32_USCALED) SF( x, x, x, x, x, x, 75, x, x, x, R32G32B32_SFIXED) SF( Y, Y, x, x, Y, 45, Y, x, 60, 90, R16G16B16A16_UNORM) SF( Y, Y, x, x, Y, 60, Y, x, x, 90, R16G16B16A16_SNORM) SF( Y, x, x, x, Y, x, Y, x, x, 90, R16G16B16A16_SINT) SF( Y, x, x, x, Y, x, Y, x, x, 90, R16G16B16A16_UINT) SF( Y, Y, x, x, Y, Y, Y, x, x, 90, R16G16B16A16_FLOAT) SF( Y, 50, x, x, Y, Y, Y, Y, x, 90, R32G32_FLOAT) SF( Y, 70, x, x, Y, Y, Y, Y, x, x, R32G32_FLOAT_LD) SF( Y, x, x, x, Y, x, Y, Y, x, 90, R32G32_SINT) SF( Y, x, x, x, Y, x, Y, Y, x, 90, R32G32_UINT) SF( Y, 50, Y, x, x, x, x, x, x, x, R32_FLOAT_X8X24_TYPELESS) SF( Y, x, x, x, x, x, x, x, x, x, X32_TYPELESS_G8X24_UINT) SF( Y, 50, x, x, x, x, x, x, x, x, L32A32_FLOAT) SF( x, x, x, x, x, x, Y, x, x, x, R32G32_UNORM) SF( x, x, x, x, x, x, Y, x, x, x, R32G32_SNORM) SF( x, x, x, x, x, x, Y, x, x, x, R64_FLOAT) SF( Y, Y, x, x, x, x, x, x, x, x, R16G16B16X16_UNORM) SF( Y, Y, x, x, x, x, x, x, x, 90, R16G16B16X16_FLOAT) SF( Y, 50, x, x, x, x, x, x, x, x, A32X32_FLOAT) SF( Y, 50, x, x, x, x, x, x, x, x, L32X32_FLOAT) SF( Y, 50, x, x, x, x, x, x, x, x, I32X32_FLOAT) SF( x, x, x, x, x, x, Y, x, x, x, R16G16B16A16_SSCALED) SF( x, x, x, x, x, x, Y, x, x, x, R16G16B16A16_USCALED) SF( x, x, x, x, x, x, Y, x, x, x, R32G32_SSCALED) SF( x, x, x, x, x, x, Y, x, x, x, R32G32_USCALED) SF( x, x, x, x, x, x, 75, x, x, x, R32G32_SFIXED) SF( x, x, x, x, x, x, x, x, x, x, R64_PASSTHRU) SF( Y, Y, x, Y, Y, Y, Y, x, 60, 90, B8G8R8A8_UNORM) SF( Y, Y, x, x, Y, Y, x, x, x, x, B8G8R8A8_UNORM_SRGB) /* smpl filt shad CK RT AB VB SO color ccs_e */ SF( Y, Y, x, x, Y, Y, Y, x, 60, x, R10G10B10A2_UNORM) SF( Y, Y, x, x, x, x, x, x, 60, x, R10G10B10A2_UNORM_SRGB) SF( Y, x, x, x, Y, x, Y, x, x, x, R10G10B10A2_UINT) SF( Y, Y, x, x, x, x, Y, x, x, x, R10G10B10_SNORM_A2_UNORM) SF( Y, Y, x, x, Y, Y, Y, x, 60, 90, R8G8B8A8_UNORM) SF( Y, Y, x, x, Y, Y, x, x, 60, x, R8G8B8A8_UNORM_SRGB) SF( Y, Y, x, x, Y, 60, Y, x, x, 90, R8G8B8A8_SNORM) SF( Y, x, x, x, Y, x, Y, x, x, 90, R8G8B8A8_SINT) SF( Y, x, x, x, Y, x, Y, x, x, 90, R8G8B8A8_UINT) SF( Y, Y, x, x, Y, 45, Y, x, x, 90, R16G16_UNORM) SF( Y, Y, x, x, Y, 60, Y, x, x, 90, R16G16_SNORM) SF( Y, x, x, x, Y, x, Y, x, x, 90, R16G16_SINT) SF( Y, x, x, x, Y, x, Y, x, x, 90, R16G16_UINT) SF( Y, Y, x, x, Y, Y, Y, x, x, 90, R16G16_FLOAT) SF( Y, Y, x, x, Y, Y, 75, x, 60, x, B10G10R10A2_UNORM) SF( Y, Y, x, x, Y, Y, x, x, 60, x, B10G10R10A2_UNORM_SRGB) SF( Y, Y, x, x, Y, Y, Y, x, x, x, R11G11B10_FLOAT) SF( Y, x, x, x, Y, x, Y, Y, x, 90, R32_SINT) SF( Y, x, x, x, Y, x, Y, Y, x, 90, R32_UINT) SF( Y, 50, Y, x, Y, Y, Y, Y, x, 90, R32_FLOAT) SF( Y, 50, Y, x, x, x, x, x, x, x, R24_UNORM_X8_TYPELESS) SF( Y, x, x, x, x, x, x, x, x, x, X24_TYPELESS_G8_UINT) SF( Y, Y, x, x, x, x, x, x, x, x, L16A16_UNORM) SF( Y, 50, Y, x, x, x, x, x, x, x, I24X8_UNORM) SF( Y, 50, Y, x, x, x, x, x, x, x, L24X8_UNORM) SF( Y, 50, Y, x, x, x, x, x, x, x, A24X8_UNORM) SF( Y, 50, Y, x, x, x, x, x, x, x, I32_FLOAT) SF( Y, 50, Y, x, x, x, x, x, x, x, L32_FLOAT) SF( Y, 50, Y, x, x, x, x, x, x, x, A32_FLOAT) SF( Y, Y, x, Y, 80, 80, x, x, 60, 90, B8G8R8X8_UNORM) SF( Y, Y, x, x, 80, 80, x, x, x, x, B8G8R8X8_UNORM_SRGB) SF( Y, Y, x, x, x, x, x, x, x, x, R8G8B8X8_UNORM) SF( Y, Y, x, x, x, x, x, x, x, x, R8G8B8X8_UNORM_SRGB) SF( Y, Y, x, x, x, x, x, x, x, x, R9G9B9E5_SHAREDEXP) SF( Y, Y, x, x, x, x, x, x, x, x, B10G10R10X2_UNORM) SF( Y, Y, x, x, x, x, x, x, x, x, L16A16_FLOAT) SF( x, x, x, x, x, x, Y, x, x, x, R32_UNORM) SF( x, x, x, x, x, x, Y, x, x, x, R32_SNORM) /* smpl filt shad CK RT AB VB SO color ccs_e */ SF( x, x, x, x, x, x, Y, x, x, x, R10G10B10X2_USCALED) SF( x, x, x, x, x, x, Y, x, x, x, R8G8B8A8_SSCALED) SF( x, x, x, x, x, x, Y, x, x, x, R8G8B8A8_USCALED) SF( x, x, x, x, x, x, Y, x, x, x, R16G16_SSCALED) SF( x, x, x, x, x, x, Y, x, x, x, R16G16_USCALED) SF( x, x, x, x, x, x, Y, x, x, x, R32_SSCALED) SF( x, x, x, x, x, x, Y, x, x, x, R32_USCALED) SF( Y, Y, x, Y, Y, Y, x, x, x, x, B5G6R5_UNORM) SF( Y, Y, x, x, Y, Y, x, x, x, x, B5G6R5_UNORM_SRGB) SF( Y, Y, x, Y, Y, Y, x, x, x, x, B5G5R5A1_UNORM) SF( Y, Y, x, x, Y, Y, x, x, x, x, B5G5R5A1_UNORM_SRGB) SF( Y, Y, x, Y, Y, Y, x, x, x, x, B4G4R4A4_UNORM) SF( Y, Y, x, x, Y, Y, x, x, x, x, B4G4R4A4_UNORM_SRGB) SF( Y, Y, x, x, Y, Y, Y, x, x, x, R8G8_UNORM) SF( Y, Y, x, Y, Y, 60, Y, x, x, x, R8G8_SNORM) SF( Y, x, x, x, Y, x, Y, x, x, x, R8G8_SINT) SF( Y, x, x, x, Y, x, Y, x, x, x, R8G8_UINT) SF( Y, Y, Y, x, Y, 45, Y, x, 70, x, R16_UNORM) SF( Y, Y, x, x, Y, 60, Y, x, x, x, R16_SNORM) SF( Y, x, x, x, Y, x, Y, x, x, x, R16_SINT) SF( Y, x, x, x, Y, x, Y, x, x, x, R16_UINT) SF( Y, Y, x, x, Y, Y, Y, x, x, x, R16_FLOAT) SF(50, 50, x, x, x, x, x, x, x, x, A8P8_UNORM_PALETTE0) SF(50, 50, x, x, x, x, x, x, x, x, A8P8_UNORM_PALETTE1) SF( Y, Y, Y, x, x, x, x, x, x, x, I16_UNORM) SF( Y, Y, Y, x, x, x, x, x, x, x, L16_UNORM) SF( Y, Y, Y, x, x, x, x, x, x, x, A16_UNORM) SF( Y, Y, x, Y, x, x, x, x, x, x, L8A8_UNORM) SF( Y, Y, Y, x, x, x, x, x, x, x, I16_FLOAT) SF( Y, Y, Y, x, x, x, x, x, x, x, L16_FLOAT) SF( Y, Y, Y, x, x, x, x, x, x, x, A16_FLOAT) SF(45, 45, x, x, x, x, x, x, x, x, L8A8_UNORM_SRGB) SF( Y, Y, x, Y, x, x, x, x, x, x, R5G5_SNORM_B6_UNORM) SF( x, x, x, x, Y, Y, x, x, x, x, B5G5R5X1_UNORM) SF( x, x, x, x, Y, Y, x, x, x, x, B5G5R5X1_UNORM_SRGB) SF( x, x, x, x, x, x, Y, x, x, x, R8G8_SSCALED) SF( x, x, x, x, x, x, Y, x, x, x, R8G8_USCALED) /* smpl filt shad CK RT AB VB SO color ccs_e */ SF( x, x, x, x, x, x, Y, x, x, x, R16_SSCALED) SF( x, x, x, x, x, x, Y, x, x, x, R16_USCALED) SF(50, 50, x, x, x, x, x, x, x, x, P8A8_UNORM_PALETTE0) SF(50, 50, x, x, x, x, x, x, x, x, P8A8_UNORM_PALETTE1) SF( x, x, x, x, x, x, x, x, x, x, A1B5G5R5_UNORM) SF(90, 90, x, x, 90, x, x, x, x, x, A4B4G4R4_UNORM) SF( x, x, x, x, x, x, x, x, x, x, L8A8_UINT) SF( x, x, x, x, x, x, x, x, x, x, L8A8_SINT) SF( Y, Y, x, 45, Y, Y, Y, x, x, x, R8_UNORM) SF( Y, Y, x, x, Y, 60, Y, x, x, x, R8_SNORM) SF( Y, x, x, x, Y, x, Y, x, x, x, R8_SINT) SF( Y, x, x, x, Y, x, Y, x, x, x, R8_UINT) SF( Y, Y, x, Y, Y, Y, x, x, x, x, A8_UNORM) SF( Y, Y, x, x, x, x, x, x, x, x, I8_UNORM) SF( Y, Y, x, Y, x, x, x, x, x, x, L8_UNORM) SF( Y, Y, x, x, x, x, x, x, x, x, P4A4_UNORM_PALETTE0) SF( Y, Y, x, x, x, x, x, x, x, x, A4P4_UNORM_PALETTE0) SF( x, x, x, x, x, x, Y, x, x, x, R8_SSCALED) SF( x, x, x, x, x, x, Y, x, x, x, R8_USCALED) SF(45, 45, x, x, x, x, x, x, x, x, P8_UNORM_PALETTE0) SF(45, 45, x, x, x, x, x, x, x, x, L8_UNORM_SRGB) SF(45, 45, x, x, x, x, x, x, x, x, P8_UNORM_PALETTE1) SF(45, 45, x, x, x, x, x, x, x, x, P4A4_UNORM_PALETTE1) SF(45, 45, x, x, x, x, x, x, x, x, A4P4_UNORM_PALETTE1) SF( x, x, x, x, x, x, x, x, x, x, Y8_UNORM) SF( x, x, x, x, x, x, x, x, x, x, L8_UINT) SF( x, x, x, x, x, x, x, x, x, x, L8_SINT) SF( x, x, x, x, x, x, x, x, x, x, I8_UINT) SF( x, x, x, x, x, x, x, x, x, x, I8_SINT) SF(45, 45, x, x, x, x, x, x, x, x, DXT1_RGB_SRGB) SF( Y, Y, x, x, x, x, x, x, x, x, R1_UNORM) SF( Y, Y, x, Y, Y, x, x, x, 60, x, YCRCB_NORMAL) SF( Y, Y, x, Y, Y, x, x, x, 60, x, YCRCB_SWAPUVY) SF(45, 45, x, x, x, x, x, x, x, x, P2_UNORM_PALETTE0) SF(45, 45, x, x, x, x, x, x, x, x, P2_UNORM_PALETTE1) SF( Y, Y, x, Y, x, x, x, x, x, x, BC1_UNORM) SF( Y, Y, x, Y, x, x, x, x, x, x, BC2_UNORM) SF( Y, Y, x, Y, x, x, x, x, x, x, BC3_UNORM) SF( Y, Y, x, x, x, x, x, x, x, x, BC4_UNORM) SF( Y, Y, x, x, x, x, x, x, x, x, BC5_UNORM) SF( Y, Y, x, x, x, x, x, x, x, x, BC1_UNORM_SRGB) SF( Y, Y, x, x, x, x, x, x, x, x, BC2_UNORM_SRGB) SF( Y, Y, x, x, x, x, x, x, x, x, BC3_UNORM_SRGB) SF( Y, x, x, x, x, x, x, x, x, x, MONO8) SF( Y, Y, x, x, Y, x, x, x, 60, x, YCRCB_SWAPUV) SF( Y, Y, x, x, Y, x, x, x, 60, x, YCRCB_SWAPY) SF( Y, Y, x, x, x, x, x, x, x, x, DXT1_RGB) /* smpl filt shad CK RT AB VB SO color ccs_e */ SF( Y, Y, x, x, x, x, x, x, x, x, FXT1) SF( x, x, x, x, x, x, Y, x, x, x, R8G8B8_UNORM) SF( x, x, x, x, x, x, Y, x, x, x, R8G8B8_SNORM) SF( x, x, x, x, x, x, Y, x, x, x, R8G8B8_SSCALED) SF( x, x, x, x, x, x, Y, x, x, x, R8G8B8_USCALED) SF( x, x, x, x, x, x, Y, x, x, x, R64G64B64A64_FLOAT) SF( x, x, x, x, x, x, Y, x, x, x, R64G64B64_FLOAT) SF( Y, Y, x, x, x, x, x, x, x, x, BC4_SNORM) SF( Y, Y, x, x, x, x, x, x, x, x, BC5_SNORM) SF(50, 50, x, x, x, x, 60, x, x, x, R16G16B16_FLOAT) SF( x, x, x, x, x, x, Y, x, x, x, R16G16B16_UNORM) SF( x, x, x, x, x, x, Y, x, x, x, R16G16B16_SNORM) SF( x, x, x, x, x, x, Y, x, x, x, R16G16B16_SSCALED) SF( x, x, x, x, x, x, Y, x, x, x, R16G16B16_USCALED) SF(70, 70, x, x, x, x, x, x, x, x, BC6H_SF16) SF(70, 70, x, x, x, x, x, x, x, x, BC7_UNORM) SF(70, 70, x, x, x, x, x, x, x, x, BC7_UNORM_SRGB) SF(70, 70, x, x, x, x, x, x, x, x, BC6H_UF16) SF( x, x, x, x, x, x, x, x, x, x, PLANAR_420_8) SF( x, x, x, x, x, x, x, x, x, x, R8G8B8_UNORM_SRGB) SF(80, 80, x, x, x, x, x, x, x, x, ETC1_RGB8) SF(80, 80, x, x, x, x, x, x, x, x, ETC2_RGB8) SF(80, 80, x, x, x, x, x, x, x, x, EAC_R11) SF(80, 80, x, x, x, x, x, x, x, x, EAC_RG11) SF(80, 80, x, x, x, x, x, x, x, x, EAC_SIGNED_R11) SF(80, 80, x, x, x, x, x, x, x, x, EAC_SIGNED_RG11) SF(80, 80, x, x, x, x, x, x, x, x, ETC2_SRGB8) SF( x, x, x, x, x, x, 75, x, x, x, R16G16B16_UINT) SF( x, x, x, x, x, x, 75, x, x, x, R16G16B16_SINT) SF( x, x, x, x, x, x, 75, x, x, x, R32_SFIXED) SF( x, x, x, x, x, x, 75, x, x, x, R10G10B10A2_SNORM) SF( x, x, x, x, x, x, 75, x, x, x, R10G10B10A2_USCALED) SF( x, x, x, x, x, x, 75, x, x, x, R10G10B10A2_SSCALED) SF( x, x, x, x, x, x, 75, x, x, x, R10G10B10A2_SINT) SF( x, x, x, x, x, x, 75, x, x, x, B10G10R10A2_SNORM) SF( x, x, x, x, x, x, 75, x, x, x, B10G10R10A2_USCALED) SF( x, x, x, x, x, x, 75, x, x, x, B10G10R10A2_SSCALED) SF( x, x, x, x, x, x, 75, x, x, x, B10G10R10A2_UINT) SF( x, x, x, x, x, x, 75, x, x, x, B10G10R10A2_SINT) SF( x, x, x, x, x, x, 80, x, x, x, R64G64B64A64_PASSTHRU) SF( x, x, x, x, x, x, 80, x, x, x, R64G64B64_PASSTHRU) SF(80, 80, x, x, x, x, x, x, x, x, ETC2_RGB8_PTA) SF(80, 80, x, x, x, x, x, x, x, x, ETC2_SRGB8_PTA) SF(80, 80, x, x, x, x, x, x, x, x, ETC2_EAC_RGBA8) SF(80, 80, x, x, x, x, x, x, x, x, ETC2_EAC_SRGB8_A8) SF( x, x, x, x, x, x, 75, x, x, x, R8G8B8_UINT) SF( x, x, x, x, x, x, 75, x, x, x, R8G8B8_SINT) SF(80, 80, x, x, x, x, x, x, x, x, ASTC_LDR_2D_4X4_FLT16) SF(80, 80, x, x, x, x, x, x, x, x, ASTC_LDR_2D_5X4_FLT16) SF(80, 80, x, x, x, x, x, x, x, x, ASTC_LDR_2D_5X5_FLT16) SF(80, 80, x, x, x, x, x, x, x, x, ASTC_LDR_2D_6X5_FLT16) SF(80, 80, x, x, x, x, x, x, x, x, ASTC_LDR_2D_6X6_FLT16) SF(80, 80, x, x, x, x, x, x, x, x, ASTC_LDR_2D_8X5_FLT16) SF(80, 80, x, x, x, x, x, x, x, x, ASTC_LDR_2D_8X6_FLT16) SF(80, 80, x, x, x, x, x, x, x, x, ASTC_LDR_2D_8X8_FLT16) SF(80, 80, x, x, x, x, x, x, x, x, ASTC_LDR_2D_10X5_FLT16) SF(80, 80, x, x, x, x, x, x, x, x, ASTC_LDR_2D_10X6_FLT16) SF(80, 80, x, x, x, x, x, x, x, x, ASTC_LDR_2D_10X8_FLT16) SF(80, 80, x, x, x, x, x, x, x, x, ASTC_LDR_2D_10X10_FLT16) SF(80, 80, x, x, x, x, x, x, x, x, ASTC_LDR_2D_12X10_FLT16) SF(80, 80, x, x, x, x, x, x, x, x, ASTC_LDR_2D_12X12_FLT16) SF(80, 80, x, x, x, x, x, x, x, x, ASTC_LDR_2D_4X4_U8SRGB) SF(80, 80, x, x, x, x, x, x, x, x, ASTC_LDR_2D_5X4_U8SRGB) SF(80, 80, x, x, x, x, x, x, x, x, ASTC_LDR_2D_5X5_U8SRGB) SF(80, 80, x, x, x, x, x, x, x, x, ASTC_LDR_2D_6X5_U8SRGB) SF(80, 80, x, x, x, x, x, x, x, x, ASTC_LDR_2D_6X6_U8SRGB) SF(80, 80, x, x, x, x, x, x, x, x, ASTC_LDR_2D_8X5_U8SRGB) SF(80, 80, x, x, x, x, x, x, x, x, ASTC_LDR_2D_8X6_U8SRGB) SF(80, 80, x, x, x, x, x, x, x, x, ASTC_LDR_2D_8X8_U8SRGB) SF(80, 80, x, x, x, x, x, x, x, x, ASTC_LDR_2D_10X5_U8SRGB) SF(80, 80, x, x, x, x, x, x, x, x, ASTC_LDR_2D_10X6_U8SRGB) SF(80, 80, x, x, x, x, x, x, x, x, ASTC_LDR_2D_10X8_U8SRGB) SF(80, 80, x, x, x, x, x, x, x, x, ASTC_LDR_2D_10X10_U8SRGB) SF(80, 80, x, x, x, x, x, x, x, x, ASTC_LDR_2D_12X10_U8SRGB) SF(80, 80, x, x, x, x, x, x, x, x, ASTC_LDR_2D_12X12_U8SRGB) }; #undef x #undef Y static unsigned format_gen(const struct brw_device_info *devinfo) { return devinfo->gen * 10 + (devinfo->is_g4x || devinfo->is_haswell) * 5; } bool isl_format_supports_rendering(const struct brw_device_info *devinfo, enum isl_format format) { if (!format_info[format].exists) return false; return format_gen(devinfo) >= format_info[format].render_target; } bool isl_format_supports_alpha_blending(const struct brw_device_info *devinfo, enum isl_format format) { if (!format_info[format].exists) return false; return format_gen(devinfo) >= format_info[format].alpha_blend; } bool isl_format_supports_sampling(const struct brw_device_info *devinfo, enum isl_format format) { if (!format_info[format].exists) return false; return format_gen(devinfo) >= format_info[format].sampling; } bool isl_format_supports_filtering(const struct brw_device_info *devinfo, enum isl_format format) { if (!format_info[format].exists) return false; return format_gen(devinfo) >= format_info[format].filtering; } bool isl_format_supports_vertex_fetch(const struct brw_device_info *devinfo, enum isl_format format) { if (!format_info[format].exists) return false; /* For vertex fetch, Bay Trail supports the same set of formats as Haswell * but is a superset of Ivy Bridge. */ if (devinfo->is_baytrail) return 75 >= format_info[format].input_vb; return format_gen(devinfo) >= format_info[format].input_vb; } bool isl_format_supports_lossless_compression(const struct brw_device_info *devinfo, enum isl_format format) { if (!format_info[format].exists) return false; return format_gen(devinfo) >= format_info[format].lossless_compression; } static inline bool isl_format_has_channel_type(enum isl_format fmt, enum isl_base_type type) { const struct isl_format_layout *fmtl = isl_format_get_layout(fmt); return fmtl->channels.r.type == type || fmtl->channels.g.type == type || fmtl->channels.b.type == type || fmtl->channels.a.type == type || fmtl->channels.l.type == type || fmtl->channels.i.type == type || fmtl->channels.p.type == type; } bool isl_format_has_unorm_channel(enum isl_format fmt) { return isl_format_has_channel_type(fmt, ISL_UNORM); } bool isl_format_has_snorm_channel(enum isl_format fmt) { return isl_format_has_channel_type(fmt, ISL_SNORM); } bool isl_format_has_ufloat_channel(enum isl_format fmt) { return isl_format_has_channel_type(fmt, ISL_UFLOAT); } bool isl_format_has_sfloat_channel(enum isl_format fmt) { return isl_format_has_channel_type(fmt, ISL_SFLOAT); } bool isl_format_has_uint_channel(enum isl_format fmt) { return isl_format_has_channel_type(fmt, ISL_UINT); } bool isl_format_has_sint_channel(enum isl_format fmt) { return isl_format_has_channel_type(fmt, ISL_SINT); } unsigned isl_format_get_num_channels(enum isl_format fmt) { const struct isl_format_layout *fmtl = isl_format_get_layout(fmt); assert(fmtl->channels.p.bits == 0); return (fmtl->channels.r.bits > 0) + (fmtl->channels.g.bits > 0) + (fmtl->channels.b.bits > 0) + (fmtl->channels.a.bits > 0) + (fmtl->channels.l.bits > 0) + (fmtl->channels.i.bits > 0); } uint32_t isl_format_get_depth_format(enum isl_format fmt, bool has_stencil) { switch (fmt) { default: unreachable("bad isl depth format"); case ISL_FORMAT_R32_FLOAT_X8X24_TYPELESS: assert(has_stencil); return 0; /* D32_FLOAT_S8X24_UINT */ case ISL_FORMAT_R32_FLOAT: assert(!has_stencil); return 1; /* D32_FLOAT */ case ISL_FORMAT_R24_UNORM_X8_TYPELESS: if (has_stencil) { return 2; /* D24_UNORM_S8_UINT */ } else { return 3; /* D24_UNORM_X8_UINT */ } case ISL_FORMAT_R16_UNORM: assert(!has_stencil); return 5; /* D16_UNORM */ } } enum isl_format isl_format_rgb_to_rgba(enum isl_format rgb) { assert(isl_format_is_rgb(rgb)); switch (rgb) { case ISL_FORMAT_R32G32B32_FLOAT: return ISL_FORMAT_R32G32B32A32_FLOAT; case ISL_FORMAT_R32G32B32_SINT: return ISL_FORMAT_R32G32B32A32_SINT; case ISL_FORMAT_R32G32B32_UINT: return ISL_FORMAT_R32G32B32A32_UINT; case ISL_FORMAT_R32G32B32_UNORM: return ISL_FORMAT_R32G32B32A32_UNORM; case ISL_FORMAT_R32G32B32_SNORM: return ISL_FORMAT_R32G32B32A32_SNORM; case ISL_FORMAT_R32G32B32_SSCALED: return ISL_FORMAT_R32G32B32A32_SSCALED; case ISL_FORMAT_R32G32B32_USCALED: return ISL_FORMAT_R32G32B32A32_USCALED; case ISL_FORMAT_R32G32B32_SFIXED: return ISL_FORMAT_R32G32B32A32_SFIXED; case ISL_FORMAT_R8G8B8_UNORM: return ISL_FORMAT_R8G8B8A8_UNORM; case ISL_FORMAT_R8G8B8_SNORM: return ISL_FORMAT_R8G8B8A8_SNORM; case ISL_FORMAT_R8G8B8_SSCALED: return ISL_FORMAT_R8G8B8A8_SSCALED; case ISL_FORMAT_R8G8B8_USCALED: return ISL_FORMAT_R8G8B8A8_USCALED; case ISL_FORMAT_R16G16B16_FLOAT: return ISL_FORMAT_R16G16B16A16_FLOAT; case ISL_FORMAT_R16G16B16_UNORM: return ISL_FORMAT_R16G16B16A16_UNORM; case ISL_FORMAT_R16G16B16_SNORM: return ISL_FORMAT_R16G16B16A16_SNORM; case ISL_FORMAT_R16G16B16_SSCALED: return ISL_FORMAT_R16G16B16A16_SSCALED; case ISL_FORMAT_R16G16B16_USCALED: return ISL_FORMAT_R16G16B16A16_USCALED; case ISL_FORMAT_R8G8B8_UNORM_SRGB: return ISL_FORMAT_R8G8B8A8_UNORM_SRGB; case ISL_FORMAT_R16G16B16_UINT: return ISL_FORMAT_R16G16B16A16_UINT; case ISL_FORMAT_R16G16B16_SINT: return ISL_FORMAT_R16G16B16A16_SINT; case ISL_FORMAT_R8G8B8_UINT: return ISL_FORMAT_R8G8B8A8_UINT; case ISL_FORMAT_R8G8B8_SINT: return ISL_FORMAT_R8G8B8A8_SINT; default: return ISL_FORMAT_UNSUPPORTED; } } enum isl_format isl_format_rgb_to_rgbx(enum isl_format rgb) { assert(isl_format_is_rgb(rgb)); switch (rgb) { case ISL_FORMAT_R32G32B32_FLOAT: return ISL_FORMAT_R32G32B32X32_FLOAT; case ISL_FORMAT_R16G16B16_UNORM: return ISL_FORMAT_R16G16B16X16_UNORM; case ISL_FORMAT_R16G16B16_FLOAT: return ISL_FORMAT_R16G16B16X16_FLOAT; case ISL_FORMAT_R8G8B8_UNORM: return ISL_FORMAT_R8G8B8X8_UNORM; case ISL_FORMAT_R8G8B8_UNORM_SRGB: return ISL_FORMAT_R8G8B8X8_UNORM_SRGB; default: return ISL_FORMAT_UNSUPPORTED; } }