/* * Copyright © 2013 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 #include "gen_device_info.h" #include "compiler/shader_enums.h" static const struct gen_device_info gen_device_info_i965 = { .gen = 4, .has_negative_rhw_bug = true, .num_slices = 1, .max_vs_threads = 16, .max_gs_threads = 2, .max_wm_threads = 8 * 4, .urb = { .size = 256, }, .timebase_scale = 80, }; static const struct gen_device_info gen_device_info_g4x = { .gen = 4, .has_pln = true, .has_compr4 = true, .has_surface_tile_offset = true, .is_g4x = true, .num_slices = 1, .max_vs_threads = 32, .max_gs_threads = 2, .max_wm_threads = 10 * 5, .urb = { .size = 384, }, .timebase_scale = 80, }; static const struct gen_device_info gen_device_info_ilk = { .gen = 5, .has_pln = true, .has_compr4 = true, .has_surface_tile_offset = true, .num_slices = 1, .max_vs_threads = 72, .max_gs_threads = 32, .max_wm_threads = 12 * 6, .urb = { .size = 1024, }, .timebase_scale = 80, }; static const struct gen_device_info gen_device_info_snb_gt1 = { .gen = 6, .gt = 1, .has_hiz_and_separate_stencil = true, .has_llc = true, .has_pln = true, .has_surface_tile_offset = true, .needs_unlit_centroid_workaround = true, .num_slices = 1, .max_vs_threads = 24, .max_gs_threads = 21, /* conservative; 24 if rendering disabled. */ .max_wm_threads = 40, .urb = { .size = 32, .min_entries = { [MESA_SHADER_VERTEX] = 24, }, .max_entries = { [MESA_SHADER_VERTEX] = 256, [MESA_SHADER_GEOMETRY] = 256, }, }, .timebase_scale = 80, }; static const struct gen_device_info gen_device_info_snb_gt2 = { .gen = 6, .gt = 2, .has_hiz_and_separate_stencil = true, .has_llc = true, .has_pln = true, .has_surface_tile_offset = true, .needs_unlit_centroid_workaround = true, .num_slices = 1, .max_vs_threads = 60, .max_gs_threads = 60, .max_wm_threads = 80, .urb = { .size = 64, .min_entries = { [MESA_SHADER_VERTEX] = 24, }, .max_entries = { [MESA_SHADER_VERTEX] = 256, [MESA_SHADER_GEOMETRY] = 256, }, }, .timebase_scale = 80, }; #define GEN7_FEATURES \ .gen = 7, \ .has_hiz_and_separate_stencil = true, \ .must_use_separate_stencil = true, \ .has_llc = true, \ .has_pln = true, \ .has_surface_tile_offset = true, \ .timebase_scale = 80 static const struct gen_device_info gen_device_info_ivb_gt1 = { GEN7_FEATURES, .is_ivybridge = true, .gt = 1, .num_slices = 1, .l3_banks = 2, .max_vs_threads = 36, .max_tcs_threads = 36, .max_tes_threads = 36, .max_gs_threads = 36, .max_wm_threads = 48, .max_cs_threads = 36, .urb = { .size = 128, .min_entries = { [MESA_SHADER_VERTEX] = 32, [MESA_SHADER_TESS_EVAL] = 10, }, .max_entries = { [MESA_SHADER_VERTEX] = 512, [MESA_SHADER_TESS_CTRL] = 32, [MESA_SHADER_TESS_EVAL] = 288, [MESA_SHADER_GEOMETRY] = 192, }, }, }; static const struct gen_device_info gen_device_info_ivb_gt2 = { GEN7_FEATURES, .is_ivybridge = true, .gt = 2, .num_slices = 1, .l3_banks = 4, .max_vs_threads = 128, .max_tcs_threads = 128, .max_tes_threads = 128, .max_gs_threads = 128, .max_wm_threads = 172, .max_cs_threads = 64, .urb = { .size = 256, .min_entries = { [MESA_SHADER_VERTEX] = 32, [MESA_SHADER_TESS_EVAL] = 10, }, .max_entries = { [MESA_SHADER_VERTEX] = 704, [MESA_SHADER_TESS_CTRL] = 64, [MESA_SHADER_TESS_EVAL] = 448, [MESA_SHADER_GEOMETRY] = 320, }, }, }; static const struct gen_device_info gen_device_info_byt = { GEN7_FEATURES, .is_baytrail = true, .gt = 1, .num_slices = 1, .l3_banks = 1, .has_llc = false, .max_vs_threads = 36, .max_tcs_threads = 36, .max_tes_threads = 36, .max_gs_threads = 36, .max_wm_threads = 48, .max_cs_threads = 32, .urb = { .size = 128, .min_entries = { [MESA_SHADER_VERTEX] = 32, [MESA_SHADER_TESS_EVAL] = 10, }, .max_entries = { [MESA_SHADER_VERTEX] = 512, [MESA_SHADER_TESS_CTRL] = 32, [MESA_SHADER_TESS_EVAL] = 288, [MESA_SHADER_GEOMETRY] = 192, }, }, }; #define HSW_FEATURES \ GEN7_FEATURES, \ .is_haswell = true, \ .supports_simd16_3src = true, \ .has_resource_streamer = true static const struct gen_device_info gen_device_info_hsw_gt1 = { HSW_FEATURES, .gt = 1, .num_slices = 1, .l3_banks = 2, .max_vs_threads = 70, .max_tcs_threads = 70, .max_tes_threads = 70, .max_gs_threads = 70, .max_wm_threads = 102, .max_cs_threads = 70, .urb = { .size = 128, .min_entries = { [MESA_SHADER_VERTEX] = 32, [MESA_SHADER_TESS_EVAL] = 10, }, .max_entries = { [MESA_SHADER_VERTEX] = 640, [MESA_SHADER_TESS_CTRL] = 64, [MESA_SHADER_TESS_EVAL] = 384, [MESA_SHADER_GEOMETRY] = 256, }, }, }; static const struct gen_device_info gen_device_info_hsw_gt2 = { HSW_FEATURES, .gt = 2, .num_slices = 1, .l3_banks = 4, .max_vs_threads = 280, .max_tcs_threads = 256, .max_tes_threads = 280, .max_gs_threads = 256, .max_wm_threads = 204, .max_cs_threads = 70, .urb = { .size = 256, .min_entries = { [MESA_SHADER_VERTEX] = 64, [MESA_SHADER_TESS_EVAL] = 10, }, .max_entries = { [MESA_SHADER_VERTEX] = 1664, [MESA_SHADER_TESS_CTRL] = 128, [MESA_SHADER_TESS_EVAL] = 960, [MESA_SHADER_GEOMETRY] = 640, }, }, }; static const struct gen_device_info gen_device_info_hsw_gt3 = { HSW_FEATURES, .gt = 3, .num_slices = 2, .l3_banks = 8, .max_vs_threads = 280, .max_tcs_threads = 256, .max_tes_threads = 280, .max_gs_threads = 256, .max_wm_threads = 408, .max_cs_threads = 70, .urb = { .size = 512, .min_entries = { [MESA_SHADER_VERTEX] = 64, [MESA_SHADER_TESS_EVAL] = 10, }, .max_entries = { [MESA_SHADER_VERTEX] = 1664, [MESA_SHADER_TESS_CTRL] = 128, [MESA_SHADER_TESS_EVAL] = 960, [MESA_SHADER_GEOMETRY] = 640, }, }, }; #define GEN8_FEATURES \ .gen = 8, \ .has_hiz_and_separate_stencil = true, \ .has_resource_streamer = true, \ .must_use_separate_stencil = true, \ .has_llc = true, \ .has_pln = true, \ .supports_simd16_3src = true, \ .has_surface_tile_offset = true, \ .max_vs_threads = 504, \ .max_tcs_threads = 504, \ .max_tes_threads = 504, \ .max_gs_threads = 504, \ .max_wm_threads = 384, \ .timebase_scale = 80 static const struct gen_device_info gen_device_info_bdw_gt1 = { GEN8_FEATURES, .gt = 1, .num_slices = 1, .l3_banks = 2, .max_cs_threads = 42, .urb = { .size = 192, .min_entries = { [MESA_SHADER_VERTEX] = 64, [MESA_SHADER_TESS_EVAL] = 34, }, .max_entries = { [MESA_SHADER_VERTEX] = 2560, [MESA_SHADER_TESS_CTRL] = 504, [MESA_SHADER_TESS_EVAL] = 1536, [MESA_SHADER_GEOMETRY] = 960, }, } }; static const struct gen_device_info gen_device_info_bdw_gt2 = { GEN8_FEATURES, .gt = 2, .num_slices = 1, .l3_banks = 4, .max_cs_threads = 56, .urb = { .size = 384, .min_entries = { [MESA_SHADER_VERTEX] = 64, [MESA_SHADER_TESS_EVAL] = 34, }, .max_entries = { [MESA_SHADER_VERTEX] = 2560, [MESA_SHADER_TESS_CTRL] = 504, [MESA_SHADER_TESS_EVAL] = 1536, [MESA_SHADER_GEOMETRY] = 960, }, } }; static const struct gen_device_info gen_device_info_bdw_gt3 = { GEN8_FEATURES, .gt = 3, .num_slices = 2, .l3_banks = 8, .max_cs_threads = 56, .urb = { .size = 384, .min_entries = { [MESA_SHADER_VERTEX] = 64, [MESA_SHADER_TESS_EVAL] = 34, }, .max_entries = { [MESA_SHADER_VERTEX] = 2560, [MESA_SHADER_TESS_CTRL] = 504, [MESA_SHADER_TESS_EVAL] = 1536, [MESA_SHADER_GEOMETRY] = 960, }, } }; static const struct gen_device_info gen_device_info_chv = { GEN8_FEATURES, .is_cherryview = 1, .gt = 1, .has_llc = false, .num_slices = 1, .l3_banks = 2, .max_vs_threads = 80, .max_tcs_threads = 80, .max_tes_threads = 80, .max_gs_threads = 80, .max_wm_threads = 128, .max_cs_threads = 6 * 7, .urb = { .size = 192, .min_entries = { [MESA_SHADER_VERTEX] = 34, [MESA_SHADER_TESS_EVAL] = 34, }, .max_entries = { [MESA_SHADER_VERTEX] = 640, [MESA_SHADER_TESS_CTRL] = 80, [MESA_SHADER_TESS_EVAL] = 384, [MESA_SHADER_GEOMETRY] = 256, }, } }; #define GEN9_FEATURES \ .gen = 9, \ .has_hiz_and_separate_stencil = true, \ .has_resource_streamer = true, \ .must_use_separate_stencil = true, \ .has_llc = true, \ .has_pln = true, \ .supports_simd16_3src = true, \ .has_surface_tile_offset = true, \ .max_vs_threads = 336, \ .max_gs_threads = 336, \ .max_tcs_threads = 336, \ .max_tes_threads = 336, \ .max_cs_threads = 56, \ .timebase_scale = 1000000000.0 / 12000000.0, \ .urb = { \ .size = 384, \ .min_entries = { \ [MESA_SHADER_VERTEX] = 64, \ [MESA_SHADER_TESS_EVAL] = 34, \ }, \ .max_entries = { \ [MESA_SHADER_VERTEX] = 1856, \ [MESA_SHADER_TESS_CTRL] = 672, \ [MESA_SHADER_TESS_EVAL] = 1120, \ [MESA_SHADER_GEOMETRY] = 640, \ }, \ } #define GEN9_LP_FEATURES \ GEN9_FEATURES, \ .is_broxton = 1, \ .gt = 1, \ .has_llc = false, \ .num_slices = 1, \ .max_vs_threads = 112, \ .max_tcs_threads = 112, \ .max_tes_threads = 112, \ .max_gs_threads = 112, \ .max_cs_threads = 6 * 6, \ .timebase_scale = 1000000000.0 / 19200123.0, \ .urb = { \ .size = 192, \ .min_entries = { \ [MESA_SHADER_VERTEX] = 34, \ [MESA_SHADER_TESS_EVAL] = 34, \ }, \ .max_entries = { \ [MESA_SHADER_VERTEX] = 704, \ [MESA_SHADER_TESS_CTRL] = 256, \ [MESA_SHADER_TESS_EVAL] = 416, \ [MESA_SHADER_GEOMETRY] = 256, \ }, \ } #define GEN9_LP_FEATURES_2X6 \ GEN9_LP_FEATURES, \ .max_vs_threads = 56, \ .max_tcs_threads = 56, \ .max_tes_threads = 56, \ .max_gs_threads = 56, \ .max_cs_threads = 6 * 6, \ .urb = { \ .size = 128, \ .min_entries = { \ [MESA_SHADER_VERTEX] = 34, \ [MESA_SHADER_TESS_EVAL] = 34, \ }, \ .max_entries = { \ [MESA_SHADER_VERTEX] = 352, \ [MESA_SHADER_TESS_CTRL] = 128, \ [MESA_SHADER_TESS_EVAL] = 208, \ [MESA_SHADER_GEOMETRY] = 128, \ }, \ } static const struct gen_device_info gen_device_info_skl_gt1 = { GEN9_FEATURES, .gt = 1, .num_slices = 1, .l3_banks = 2, .urb.size = 192, }; static const struct gen_device_info gen_device_info_skl_gt2 = { GEN9_FEATURES, .gt = 2, .num_slices = 1, .l3_banks = 4, }; static const struct gen_device_info gen_device_info_skl_gt3 = { GEN9_FEATURES, .gt = 3, .num_slices = 2, .l3_banks = 8, }; static const struct gen_device_info gen_device_info_skl_gt4 = { GEN9_FEATURES, .gt = 4, .num_slices = 3, .l3_banks = 12, /* From the "L3 Allocation and Programming" documentation: * * "URB is limited to 1008KB due to programming restrictions. This is not a * restriction of the L3 implementation, but of the FF and other clients. * Therefore, in a GT4 implementation it is possible for the programmed * allocation of the L3 data array to provide 3*384KB=1152KB for URB, but * only 1008KB of this will be used." */ .urb.size = 1008 / 3, }; static const struct gen_device_info gen_device_info_bxt = { GEN9_LP_FEATURES, .l3_banks = 2, }; static const struct gen_device_info gen_device_info_bxt_2x6 = { GEN9_LP_FEATURES_2X6, .l3_banks = 1, }; /* * Note: for all KBL SKUs, the PRM says SKL for GS entries, not SKL+. * There's no KBL entry. Using the default SKL (GEN9) GS entries value. */ static const struct gen_device_info gen_device_info_kbl_gt1 = { GEN9_FEATURES, .is_kabylake = true, .gt = 1, .max_cs_threads = 7 * 6, .urb.size = 192, .num_slices = 1, .l3_banks = 2, }; static const struct gen_device_info gen_device_info_kbl_gt1_5 = { GEN9_FEATURES, .is_kabylake = true, .gt = 1, .max_cs_threads = 7 * 6, .num_slices = 1, .l3_banks = 4, }; static const struct gen_device_info gen_device_info_kbl_gt2 = { GEN9_FEATURES, .is_kabylake = true, .gt = 2, .num_slices = 1, .l3_banks = 4, }; static const struct gen_device_info gen_device_info_kbl_gt3 = { GEN9_FEATURES, .is_kabylake = true, .gt = 3, .num_slices = 2, .l3_banks = 8, }; static const struct gen_device_info gen_device_info_kbl_gt4 = { GEN9_FEATURES, .is_kabylake = true, .gt = 4, /* * From the "L3 Allocation and Programming" documentation: * * "URB is limited to 1008KB due to programming restrictions. This * is not a restriction of the L3 implementation, but of the FF and * other clients. Therefore, in a GT4 implementation it is * possible for the programmed allocation of the L3 data array to * provide 3*384KB=1152KB for URB, but only 1008KB of this * will be used." */ .urb.size = 1008 / 3, .num_slices = 3, .l3_banks = 12, }; static const struct gen_device_info gen_device_info_glk = { GEN9_LP_FEATURES, .l3_banks = 2, }; /*TODO: Initialize l3_banks when we know the number. */ static const struct gen_device_info gen_device_info_glk_2x6 = { GEN9_LP_FEATURES_2X6 }; bool gen_get_device_info(int devid, struct gen_device_info *devinfo) { switch (devid) { #undef CHIPSET #define CHIPSET(id, family, name) \ case id: *devinfo = gen_device_info_##family; break; #include "pci_ids/i965_pci_ids.h" default: fprintf(stderr, "i965_dri.so does not support the 0x%x PCI ID.\n", devid); return false; } /* From the Skylake PRM, 3DSTATE_PS::Scratch Space Base Pointer: * * "Scratch Space per slice is computed based on 4 sub-slices. SW must * allocate scratch space enough so that each slice has 4 slices allowed." * * The equivalent internal documentation says that this programming note * applies to all Gen9+ platforms. * * The hardware typically calculates the scratch space pointer by taking * the base address, and adding per-thread-scratch-space * thread ID. * Extra padding can be necessary depending how the thread IDs are * calculated for a particular shader stage. */ if (devinfo->gen >= 9) { devinfo->max_wm_threads = 64 /* threads-per-PSD */ * devinfo->num_slices * 4; /* effective subslices per slice */ } return true; } const char * gen_get_device_name(int devid) { switch (devid) { #undef CHIPSET #define CHIPSET(id, family, name) case id: return name; #include "pci_ids/i965_pci_ids.h" default: return NULL; } }