1 /* 2 * Copyright 2011 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 "brw_context.h" 25 #include "brw_state.h" 26 #include "brw_defines.h" 27 #include "intel_batchbuffer.h" 28 29 static void 30 disable_stages(struct brw_context *brw) 31 { 32 struct intel_context *intel = &brw->intel; 33 34 assert(!brw->gs.prog_active); 35 36 /* Disable the Geometry Shader (GS) Unit */ 37 BEGIN_BATCH(7); 38 OUT_BATCH(_3DSTATE_CONSTANT_GS << 16 | (7 - 2)); 39 OUT_BATCH(0); 40 OUT_BATCH(0); 41 OUT_BATCH(0); 42 OUT_BATCH(0); 43 OUT_BATCH(0); 44 OUT_BATCH(0); 45 ADVANCE_BATCH(); 46 47 BEGIN_BATCH(7); 48 OUT_BATCH(_3DSTATE_GS << 16 | (7 - 2)); 49 OUT_BATCH(0); /* prog_bo */ 50 OUT_BATCH((0 << GEN6_GS_SAMPLER_COUNT_SHIFT) | 51 (0 << GEN6_GS_BINDING_TABLE_ENTRY_COUNT_SHIFT)); 52 OUT_BATCH(0); /* scratch space base offset */ 53 OUT_BATCH((1 << GEN6_GS_DISPATCH_START_GRF_SHIFT) | 54 (0 << GEN6_GS_URB_READ_LENGTH_SHIFT) | 55 GEN7_GS_INCLUDE_VERTEX_HANDLES | 56 (0 << GEN6_GS_URB_ENTRY_READ_OFFSET_SHIFT)); 57 OUT_BATCH((0 << GEN6_GS_MAX_THREADS_SHIFT) | 58 GEN6_GS_STATISTICS_ENABLE); 59 OUT_BATCH(0); 60 ADVANCE_BATCH(); 61 62 BEGIN_BATCH(2); 63 OUT_BATCH(_3DSTATE_BINDING_TABLE_POINTERS_GS << 16 | (2 - 2)); 64 OUT_BATCH(0); 65 ADVANCE_BATCH(); 66 67 /* Disable the HS Unit */ 68 BEGIN_BATCH(7); 69 OUT_BATCH(_3DSTATE_CONSTANT_HS << 16 | (7 - 2)); 70 OUT_BATCH(0); 71 OUT_BATCH(0); 72 OUT_BATCH(0); 73 OUT_BATCH(0); 74 OUT_BATCH(0); 75 OUT_BATCH(0); 76 ADVANCE_BATCH(); 77 78 BEGIN_BATCH(7); 79 OUT_BATCH(_3DSTATE_HS << 16 | (7 - 2)); 80 OUT_BATCH(0); 81 OUT_BATCH(0); 82 OUT_BATCH(0); 83 OUT_BATCH(0); 84 OUT_BATCH(0); 85 OUT_BATCH(0); 86 ADVANCE_BATCH(); 87 88 BEGIN_BATCH(2); 89 OUT_BATCH(_3DSTATE_BINDING_TABLE_POINTERS_HS << 16 | (2 - 2)); 90 OUT_BATCH(0); 91 ADVANCE_BATCH(); 92 93 /* Disable the TE */ 94 BEGIN_BATCH(4); 95 OUT_BATCH(_3DSTATE_TE << 16 | (4 - 2)); 96 OUT_BATCH(0); 97 OUT_BATCH(0); 98 OUT_BATCH(0); 99 ADVANCE_BATCH(); 100 101 /* Disable the DS Unit */ 102 BEGIN_BATCH(7); 103 OUT_BATCH(_3DSTATE_CONSTANT_DS << 16 | (7 - 2)); 104 OUT_BATCH(0); 105 OUT_BATCH(0); 106 OUT_BATCH(0); 107 OUT_BATCH(0); 108 OUT_BATCH(0); 109 OUT_BATCH(0); 110 ADVANCE_BATCH(); 111 112 BEGIN_BATCH(6); 113 OUT_BATCH(_3DSTATE_DS << 16 | (6 - 2)); 114 OUT_BATCH(0); 115 OUT_BATCH(0); 116 OUT_BATCH(0); 117 OUT_BATCH(0); 118 OUT_BATCH(0); 119 ADVANCE_BATCH(); 120 121 BEGIN_BATCH(2); 122 OUT_BATCH(_3DSTATE_BINDING_TABLE_POINTERS_DS << 16 | (2 - 2)); 123 OUT_BATCH(0); 124 ADVANCE_BATCH(); 125 } 126 127 const struct brw_tracked_state gen7_disable_stages = { 128 .dirty = { 129 .mesa = 0, 130 .brw = BRW_NEW_BATCH, 131 .cache = 0, 132 }, 133 .emit = disable_stages, 134 }; 135