gen6_wm_state.c revision 7ba2ecb32bb80ac67a41c63ddea1846105aaf910
1ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt/* 2ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt * Copyright © 2009 Intel Corporation 3ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt * 4ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt * Permission is hereby granted, free of charge, to any person obtaining a 5ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt * copy of this software and associated documentation files (the "Software"), 6ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt * to deal in the Software without restriction, including without limitation 7ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt * the rights to use, copy, modify, merge, publish, distribute, sublicense, 8ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt * and/or sell copies of the Software, and to permit persons to whom the 9ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt * Software is furnished to do so, subject to the following conditions: 10ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt * 11ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt * The above copyright notice and this permission notice (including the next 12ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt * paragraph) shall be included in all copies or substantial portions of the 13ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt * Software. 14ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt * 15ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 16ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 17ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 18ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 19ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 20ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS 21ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt * IN THE SOFTWARE. 22ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt * 23ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt * Authors: 24ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt * Eric Anholt <eric@anholt.net> 25ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt * 26ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt */ 27ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt 28ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt#include "brw_context.h" 29ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt#include "brw_state.h" 30ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt#include "brw_defines.h" 31ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt#include "brw_util.h" 32ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt#include "shader/prog_parameter.h" 33ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt#include "shader/prog_statevars.h" 34ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt#include "intel_batchbuffer.h" 35ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt 36ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholtstatic void 37ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholtupload_wm_state(struct brw_context *brw) 38ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt{ 39ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt struct intel_context *intel = &brw->intel; 40ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt GLcontext *ctx = &intel->ctx; 41ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt const struct brw_fragment_program *fp = 42ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt brw_fragment_program_const(brw->fragment_program); 43ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt unsigned int nr_params = fp->program.Base.Parameters->NumParameters; 44ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt drm_intel_bo *constant_bo; 45ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt int i; 46ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt uint32_t dw2, dw4, dw5, dw6; 47ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt 48078e7b62f69658e40aedea59cf6f005162a29f83Eric Anholt if (fp->use_const_buffer || nr_params == 0) { 49078e7b62f69658e40aedea59cf6f005162a29f83Eric Anholt /* Disable the push constant buffers. */ 50078e7b62f69658e40aedea59cf6f005162a29f83Eric Anholt BEGIN_BATCH(5); 51078e7b62f69658e40aedea59cf6f005162a29f83Eric Anholt OUT_BATCH(CMD_3D_CONSTANT_PS_STATE << 16 | (5 - 2)); 52078e7b62f69658e40aedea59cf6f005162a29f83Eric Anholt OUT_BATCH(0); 53078e7b62f69658e40aedea59cf6f005162a29f83Eric Anholt OUT_BATCH(0); 54078e7b62f69658e40aedea59cf6f005162a29f83Eric Anholt OUT_BATCH(0); 55078e7b62f69658e40aedea59cf6f005162a29f83Eric Anholt OUT_BATCH(0); 56078e7b62f69658e40aedea59cf6f005162a29f83Eric Anholt ADVANCE_BATCH(); 57078e7b62f69658e40aedea59cf6f005162a29f83Eric Anholt } else { 58078e7b62f69658e40aedea59cf6f005162a29f83Eric Anholt /* Updates the ParamaterValues[i] pointers for all parameters of the 59078e7b62f69658e40aedea59cf6f005162a29f83Eric Anholt * basic type of PROGRAM_STATE_VAR. 60078e7b62f69658e40aedea59cf6f005162a29f83Eric Anholt */ 61078e7b62f69658e40aedea59cf6f005162a29f83Eric Anholt _mesa_load_state_parameters(ctx, fp->program.Base.Parameters); 62078e7b62f69658e40aedea59cf6f005162a29f83Eric Anholt 63078e7b62f69658e40aedea59cf6f005162a29f83Eric Anholt constant_bo = drm_intel_bo_alloc(intel->bufmgr, "WM constant_bo", 64078e7b62f69658e40aedea59cf6f005162a29f83Eric Anholt nr_params * 4 * sizeof(float), 65078e7b62f69658e40aedea59cf6f005162a29f83Eric Anholt 4096); 66bb35000b4b6dfe60048b2f5d60bc102c4a7fd791Eric Anholt drm_intel_gem_bo_map_gtt(constant_bo); 67078e7b62f69658e40aedea59cf6f005162a29f83Eric Anholt for (i = 0; i < nr_params; i++) { 68078e7b62f69658e40aedea59cf6f005162a29f83Eric Anholt memcpy((char *)constant_bo->virtual + i * 4 * sizeof(float), 69078e7b62f69658e40aedea59cf6f005162a29f83Eric Anholt fp->program.Base.Parameters->ParameterValues[i], 70078e7b62f69658e40aedea59cf6f005162a29f83Eric Anholt 4 * sizeof(float)); 71078e7b62f69658e40aedea59cf6f005162a29f83Eric Anholt } 72bb35000b4b6dfe60048b2f5d60bc102c4a7fd791Eric Anholt drm_intel_gem_bo_unmap_gtt(constant_bo); 73078e7b62f69658e40aedea59cf6f005162a29f83Eric Anholt 74078e7b62f69658e40aedea59cf6f005162a29f83Eric Anholt BEGIN_BATCH(5); 75078e7b62f69658e40aedea59cf6f005162a29f83Eric Anholt OUT_BATCH(CMD_3D_CONSTANT_PS_STATE << 16 | 76078e7b62f69658e40aedea59cf6f005162a29f83Eric Anholt GEN6_CONSTANT_BUFFER_0_ENABLE | 77078e7b62f69658e40aedea59cf6f005162a29f83Eric Anholt (5 - 2)); 78078e7b62f69658e40aedea59cf6f005162a29f83Eric Anholt OUT_RELOC(constant_bo, 79078e7b62f69658e40aedea59cf6f005162a29f83Eric Anholt I915_GEM_DOMAIN_RENDER, 0, /* XXX: bad domain */ 80078e7b62f69658e40aedea59cf6f005162a29f83Eric Anholt ALIGN(nr_params, 2) / 2 - 1); 81078e7b62f69658e40aedea59cf6f005162a29f83Eric Anholt OUT_BATCH(0); 82078e7b62f69658e40aedea59cf6f005162a29f83Eric Anholt OUT_BATCH(0); 83078e7b62f69658e40aedea59cf6f005162a29f83Eric Anholt OUT_BATCH(0); 84078e7b62f69658e40aedea59cf6f005162a29f83Eric Anholt ADVANCE_BATCH(); 85078e7b62f69658e40aedea59cf6f005162a29f83Eric Anholt 86078e7b62f69658e40aedea59cf6f005162a29f83Eric Anholt drm_intel_bo_unreference(constant_bo); 87078e7b62f69658e40aedea59cf6f005162a29f83Eric Anholt } 88078e7b62f69658e40aedea59cf6f005162a29f83Eric Anholt 89078e7b62f69658e40aedea59cf6f005162a29f83Eric Anholt intel_batchbuffer_emit_mi_flush(intel->batch); 90078e7b62f69658e40aedea59cf6f005162a29f83Eric Anholt 91ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt dw2 = dw4 = dw5 = dw6 = 0; 92ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt dw4 |= GEN6_WM_STATISTICS_ENABLE; 93ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt dw5 |= GEN6_WM_LINE_AA_WIDTH_1_0; 94ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt dw5 |= GEN6_WM_LINE_END_CAP_AA_WIDTH_0_5; 95ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt 96ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt /* BRW_NEW_NR_SURFACES */ 97ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt dw2 |= brw->wm.nr_surfaces << GEN6_WM_BINDING_TABLE_ENTRY_COUNT_SHIFT; 98ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt 99ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt /* CACHE_NEW_SAMPLER */ 100ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt dw2 |= (ALIGN(brw->wm.sampler_count, 4) / 4) << GEN6_WM_SAMPLER_COUNT_SHIFT; 1017ba2ecb32bb80ac67a41c63ddea1846105aaf910Zhenyu Wang dw4 |= (brw->wm.prog_data->first_curbe_grf << 1027ba2ecb32bb80ac67a41c63ddea1846105aaf910Zhenyu Wang GEN6_WM_DISPATCH_START_GRF_SHIFT_0); 103ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt 104ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt dw5 |= (40 - 1) << GEN6_WM_MAX_THREADS_SHIFT; 105ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt dw5 |= GEN6_WM_DISPATCH_ENABLE; 106ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt 107ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt /* BRW_NEW_FRAGMENT_PROGRAM */ 108ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt if (fp->isGLSL) 109ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt dw5 |= GEN6_WM_8_DISPATCH_ENABLE; 110ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt else 111ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt dw5 |= GEN6_WM_16_DISPATCH_ENABLE; 112ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt 113ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt /* _NEW_LINE */ 114ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt if (ctx->Line.StippleFlag) 115ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt dw5 |= GEN6_WM_LINE_STIPPLE_ENABLE; 116ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt 117ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt /* _NEW_POLYGONSTIPPLE */ 118ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt if (ctx->Polygon.StippleFlag) 119ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt dw5 |= GEN6_WM_POLYGON_STIPPLE_ENABLE; 120ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt 121ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt /* BRW_NEW_FRAGMENT_PROGRAM */ 122ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt if (fp->program.Base.InputsRead & (1 << FRAG_ATTRIB_WPOS)) 123ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt dw5 |= GEN6_WM_USES_SOURCE_DEPTH | GEN6_WM_USES_SOURCE_W; 124ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt if (fp->program.Base.OutputsWritten & BITFIELD64_BIT(FRAG_RESULT_DEPTH)) 125ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt dw5 |= GEN6_WM_COMPUTED_DEPTH; 126ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt 127ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt /* _NEW_COLOR */ 128ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt if (fp->program.UsesKill || ctx->Color.AlphaEnabled) 129ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt dw5 |= GEN6_WM_KILL_ENABLE; 130ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt 131ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt /* This should probably be FS inputs read */ 132ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt dw6 |= brw_count_bits(brw->vs.prog_data->outputs_written) << 133ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt GEN6_WM_NUM_SF_OUTPUTS_SHIFT; 134ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt 135ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt BEGIN_BATCH(9); 136ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt OUT_BATCH(CMD_3D_WM_STATE << 16 | (9 - 2)); 137ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt OUT_RELOC(brw->wm.prog_bo, I915_GEM_DOMAIN_INSTRUCTION, 0, 0); 138ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt OUT_BATCH(dw2); 139ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt OUT_BATCH(0); /* scratch space base offset */ 140ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt OUT_BATCH(dw4); 141ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt OUT_BATCH(dw5); 142ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt OUT_BATCH(dw6); 143ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt OUT_BATCH(0); /* kernel 1 pointer */ 144ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt OUT_BATCH(0); /* kernel 2 pointer */ 145ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt ADVANCE_BATCH(); 146ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt 147ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt intel_batchbuffer_emit_mi_flush(intel->batch); 148ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt} 149ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt 150ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholtconst struct brw_tracked_state gen6_wm_state = { 151ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt .dirty = { 152ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt .mesa = _NEW_LINE | _NEW_POLYGONSTIPPLE | _NEW_COLOR, 153ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt .brw = (BRW_NEW_CURBE_OFFSETS | 154ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt BRW_NEW_FRAGMENT_PROGRAM | 155ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt BRW_NEW_NR_WM_SURFACES | 156ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt BRW_NEW_URB_FENCE | 157ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt BRW_NEW_BATCH), 158ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt .cache = CACHE_NEW_SAMPLER 159ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt }, 160ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt .emit = upload_wm_state, 161ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt}; 162