src/mesa/drivers/dri/i965/brw_device_info.c

   1 /*
   2  * Copyright © 2013 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 <stdio.h>
  25 #include <stdlib.h>
  26 #include "brw_device_info.h"
  27
  28 static const struct brw_device_info brw_device_info_i965 = {
  29    .gen = 4,
  30    .max_vs_threads = 16,
  31    .max_gs_threads = 2,
  32    .max_wm_threads = 8 * 4,
  33    .urb = {
  34       .size = 256,
  35    },
  36 };
  37
  38 static const struct brw_device_info brw_device_info_g4x = {
  39    .gen = 4,
  40    .is_g4x = true,
  41    .max_vs_threads = 32,
  42    .max_gs_threads = 2,
  43    .max_wm_threads = 10 * 5,
  44    .urb = {
  45       .size = 384,
  46    },
  47 };
  48
  49 static const struct brw_device_info brw_device_info_ilk = {
  50    .gen = 5,
  51    .max_vs_threads = 72,
  52    .max_gs_threads = 32,
  53    .max_wm_threads = 12 * 6,
  54    .urb = {
  55       .size = 1024,
  56    },
  57 };
  58
  59 static const struct brw_device_info brw_device_info_snb_gt1 = {
  60    .gen = 6,
  61    .gt = 2,
  62    .has_hiz_and_separate_stencil = true,
  63    .has_llc = true,
  64    .max_vs_threads = 24,
  65    .max_gs_threads = 21, /* conservative; 24 if rendering disabled. */
  66    .max_wm_threads = 40,
  67    .urb = {
  68       .size = 32,
  69       .min_vs_entries = 24,
  70       .max_vs_entries = 256,
  71       .max_gs_entries = 256,
  72    },
  73 };
  74
  75 static const struct brw_device_info brw_device_info_snb_gt2 = {
  76    .gen = 6,
  77    .gt = 2,
  78    .has_hiz_and_separate_stencil = true,
  79    .has_llc = true,
  80    .max_vs_threads = 60,
  81    .max_gs_threads = 60,
  82    .max_wm_threads = 80,
  83    .urb = {
  84       .size = 64,
  85       .min_vs_entries = 24,
  86       .max_vs_entries = 256,
  87       .max_gs_entries = 256,
  88    },
  89 };
  90
  91 #define GEN7_FEATURES                               \
  92    .gen = 7,                                        \
  93    .has_hiz_and_separate_stencil = true,            \
  94    .must_use_separate_stencil = true,               \
  95    .has_llc = true
  96
  97 static const struct brw_device_info brw_device_info_ivb_gt1 = {
  98    GEN7_FEATURES, .is_ivybridge = true, .gt = 1,
  99    .max_vs_threads = 36,
 100    .max_gs_threads = 36,
 101    .max_wm_threads = 48,
 102    .urb = {
 103       .size = 128,
 104       .min_vs_entries = 32,
 105       .max_vs_entries = 512,
 106       .max_gs_entries = 192,
 107    },
 108 };
 109
 110 static const struct brw_device_info brw_device_info_ivb_gt2 = {
 111    GEN7_FEATURES, .is_ivybridge = true, .gt = 2,
 112    .max_vs_threads = 128,
 113    .max_gs_threads = 128,
 114    .max_wm_threads = 172,
 115    .urb = {
 116       .size = 256,
 117       .min_vs_entries = 32,
 118       .max_vs_entries = 704,
 119       .max_gs_entries = 320,
 120    },
 121 };
 122
 123 static const struct brw_device_info brw_device_info_byt = {
 124    GEN7_FEATURES, .is_baytrail = true, .gt = 1,
 125    .has_llc = false,
 126    .max_vs_threads = 36,
 127    .max_gs_threads = 36,
 128    .max_wm_threads = 48,
 129    .urb = {
 130       .size = 128,
 131       .min_vs_entries = 32,
 132       .max_vs_entries = 512,
 133       .max_gs_entries = 192,
 134    },
 135 };
 136
 137 static const struct brw_device_info brw_device_info_hsw_gt1 = {
 138    GEN7_FEATURES, .is_haswell = true, .gt = 1,
 139    .max_vs_threads = 70,
 140    .max_gs_threads = 70,
 141    .max_wm_threads = 102,
 142    .urb = {
 143       .size = 128,
 144       .min_vs_entries = 32,
 145       .max_vs_entries = 640,
 146       .max_gs_entries = 256,
 147    },
 148 };
 149
 150 static const struct brw_device_info brw_device_info_hsw_gt2 = {
 151    GEN7_FEATURES, .is_haswell = true, .gt = 2,
 152    .max_vs_threads = 280,
 153    .max_gs_threads = 256,
 154    .max_wm_threads = 204,
 155    .urb = {
 156       .size = 256,
 157       .min_vs_entries = 64,
 158       .max_vs_entries = 1664,
 159       .max_gs_entries = 640,
 160    },
 161 };
 162
 163 static const struct brw_device_info brw_device_info_hsw_gt3 = {
 164    GEN7_FEATURES, .is_haswell = true, .gt = 3,
 165    .max_vs_threads = 280,
 166    .max_gs_threads = 256,
 167    .max_wm_threads = 408,
 168    .urb = {
 169       .size = 512,
 170       .min_vs_entries = 64,
 171       .max_vs_entries = 1664,
 172       .max_gs_entries = 640,
 173    },
 174 };
 175
 176 const struct brw_device_info *
 177 brw_get_device_info(int devid)
 178 {
 179    switch (devid) {
 180 #undef CHIPSET
 181 #define CHIPSET(id, family, name) case id: return &brw_device_info_##family;
 182 #include "pci_ids/i965_pci_ids.h"
 183    default:
 184       fprintf(stderr, "Unknown Intel device.");
 185       abort();
 186    }
 187 }