gen6_wm_state.c revision f9995b30756140724f41daf963fa06167912be7f
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" 32ec2b92f98c2e7f161521b447cc1d9a36bce3707cBrian Paul#include "program/prog_parameter.h" 33ec2b92f98c2e7f161521b447cc1d9a36bce3707cBrian Paul#include "program/prog_statevars.h" 34ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt#include "intel_batchbuffer.h" 35ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt 36ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholtstatic void 37556f19415a5210aacd52d652b8aae6e58c44e4edEric Anholtprepare_wm_constants(struct brw_context *brw) 38556f19415a5210aacd52d652b8aae6e58c44e4edEric Anholt{ 39556f19415a5210aacd52d652b8aae6e58c44e4edEric Anholt struct intel_context *intel = &brw->intel; 40f9995b30756140724f41daf963fa06167912be7fKristian Høgsberg struct gl_context *ctx = &intel->ctx; 41556f19415a5210aacd52d652b8aae6e58c44e4edEric Anholt const struct brw_fragment_program *fp = 42556f19415a5210aacd52d652b8aae6e58c44e4edEric Anholt brw_fragment_program_const(brw->fragment_program); 43556f19415a5210aacd52d652b8aae6e58c44e4edEric Anholt 44556f19415a5210aacd52d652b8aae6e58c44e4edEric Anholt drm_intel_bo_unreference(brw->wm.push_const_bo); 45556f19415a5210aacd52d652b8aae6e58c44e4edEric Anholt brw->wm.push_const_bo = NULL; 46556f19415a5210aacd52d652b8aae6e58c44e4edEric Anholt 47556f19415a5210aacd52d652b8aae6e58c44e4edEric Anholt /* Updates the ParamaterValues[i] pointers for all parameters of the 48556f19415a5210aacd52d652b8aae6e58c44e4edEric Anholt * basic type of PROGRAM_STATE_VAR. 49556f19415a5210aacd52d652b8aae6e58c44e4edEric Anholt */ 50556f19415a5210aacd52d652b8aae6e58c44e4edEric Anholt /* XXX: Should this happen somewhere before to get our state flag set? */ 51556f19415a5210aacd52d652b8aae6e58c44e4edEric Anholt _mesa_load_state_parameters(ctx, fp->program.Base.Parameters); 52556f19415a5210aacd52d652b8aae6e58c44e4edEric Anholt 53556f19415a5210aacd52d652b8aae6e58c44e4edEric Anholt if (brw->wm.prog_data->nr_params != 0) { 54556f19415a5210aacd52d652b8aae6e58c44e4edEric Anholt float *constants; 55556f19415a5210aacd52d652b8aae6e58c44e4edEric Anholt unsigned int i; 56556f19415a5210aacd52d652b8aae6e58c44e4edEric Anholt 57556f19415a5210aacd52d652b8aae6e58c44e4edEric Anholt brw->wm.push_const_bo = drm_intel_bo_alloc(intel->bufmgr, 58556f19415a5210aacd52d652b8aae6e58c44e4edEric Anholt "WM constant_bo", 59556f19415a5210aacd52d652b8aae6e58c44e4edEric Anholt brw->wm.prog_data->nr_params * 60556f19415a5210aacd52d652b8aae6e58c44e4edEric Anholt sizeof(float), 61556f19415a5210aacd52d652b8aae6e58c44e4edEric Anholt 4096); 62556f19415a5210aacd52d652b8aae6e58c44e4edEric Anholt drm_intel_gem_bo_map_gtt(brw->wm.push_const_bo); 63556f19415a5210aacd52d652b8aae6e58c44e4edEric Anholt constants = brw->wm.push_const_bo->virtual; 64556f19415a5210aacd52d652b8aae6e58c44e4edEric Anholt for (i = 0; i < brw->wm.prog_data->nr_params; i++) { 65556f19415a5210aacd52d652b8aae6e58c44e4edEric Anholt constants[i] = *brw->wm.prog_data->param[i]; 66556f19415a5210aacd52d652b8aae6e58c44e4edEric Anholt } 67556f19415a5210aacd52d652b8aae6e58c44e4edEric Anholt drm_intel_gem_bo_unmap_gtt(brw->wm.push_const_bo); 68556f19415a5210aacd52d652b8aae6e58c44e4edEric Anholt } 69556f19415a5210aacd52d652b8aae6e58c44e4edEric Anholt} 70556f19415a5210aacd52d652b8aae6e58c44e4edEric Anholt 71556f19415a5210aacd52d652b8aae6e58c44e4edEric Anholtconst struct brw_tracked_state gen6_wm_constants = { 72556f19415a5210aacd52d652b8aae6e58c44e4edEric Anholt .dirty = { 73556f19415a5210aacd52d652b8aae6e58c44e4edEric Anholt .mesa = _NEW_PROGRAM_CONSTANTS, 74556f19415a5210aacd52d652b8aae6e58c44e4edEric Anholt .brw = 0, 75556f19415a5210aacd52d652b8aae6e58c44e4edEric Anholt .cache = 0, 76556f19415a5210aacd52d652b8aae6e58c44e4edEric Anholt }, 77556f19415a5210aacd52d652b8aae6e58c44e4edEric Anholt .prepare = prepare_wm_constants, 78556f19415a5210aacd52d652b8aae6e58c44e4edEric Anholt}; 79556f19415a5210aacd52d652b8aae6e58c44e4edEric Anholt 80556f19415a5210aacd52d652b8aae6e58c44e4edEric Anholtstatic void 81ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholtupload_wm_state(struct brw_context *brw) 82ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt{ 83ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt struct intel_context *intel = &brw->intel; 84f9995b30756140724f41daf963fa06167912be7fKristian Høgsberg struct gl_context *ctx = &intel->ctx; 85ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt const struct brw_fragment_program *fp = 86ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt brw_fragment_program_const(brw->fragment_program); 87ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt uint32_t dw2, dw4, dw5, dw6; 88ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt 89556f19415a5210aacd52d652b8aae6e58c44e4edEric Anholt if (fp->use_const_buffer || brw->wm.prog_data->nr_params == 0) { 90078e7b62f69658e40aedea59cf6f005162a29f83Eric Anholt /* Disable the push constant buffers. */ 91078e7b62f69658e40aedea59cf6f005162a29f83Eric Anholt BEGIN_BATCH(5); 92078e7b62f69658e40aedea59cf6f005162a29f83Eric Anholt OUT_BATCH(CMD_3D_CONSTANT_PS_STATE << 16 | (5 - 2)); 93078e7b62f69658e40aedea59cf6f005162a29f83Eric Anholt OUT_BATCH(0); 94078e7b62f69658e40aedea59cf6f005162a29f83Eric Anholt OUT_BATCH(0); 95078e7b62f69658e40aedea59cf6f005162a29f83Eric Anholt OUT_BATCH(0); 96078e7b62f69658e40aedea59cf6f005162a29f83Eric Anholt OUT_BATCH(0); 97078e7b62f69658e40aedea59cf6f005162a29f83Eric Anholt ADVANCE_BATCH(); 98078e7b62f69658e40aedea59cf6f005162a29f83Eric Anholt } else { 99078e7b62f69658e40aedea59cf6f005162a29f83Eric Anholt BEGIN_BATCH(5); 100078e7b62f69658e40aedea59cf6f005162a29f83Eric Anholt OUT_BATCH(CMD_3D_CONSTANT_PS_STATE << 16 | 101078e7b62f69658e40aedea59cf6f005162a29f83Eric Anholt GEN6_CONSTANT_BUFFER_0_ENABLE | 102078e7b62f69658e40aedea59cf6f005162a29f83Eric Anholt (5 - 2)); 103556f19415a5210aacd52d652b8aae6e58c44e4edEric Anholt OUT_RELOC(brw->wm.push_const_bo, 104078e7b62f69658e40aedea59cf6f005162a29f83Eric Anholt I915_GEM_DOMAIN_RENDER, 0, /* XXX: bad domain */ 105556f19415a5210aacd52d652b8aae6e58c44e4edEric Anholt ALIGN(brw->wm.prog_data->nr_params, 8) / 8 - 1); 106078e7b62f69658e40aedea59cf6f005162a29f83Eric Anholt OUT_BATCH(0); 107078e7b62f69658e40aedea59cf6f005162a29f83Eric Anholt OUT_BATCH(0); 108078e7b62f69658e40aedea59cf6f005162a29f83Eric Anholt OUT_BATCH(0); 109078e7b62f69658e40aedea59cf6f005162a29f83Eric Anholt ADVANCE_BATCH(); 110078e7b62f69658e40aedea59cf6f005162a29f83Eric Anholt } 111078e7b62f69658e40aedea59cf6f005162a29f83Eric Anholt 112078e7b62f69658e40aedea59cf6f005162a29f83Eric Anholt intel_batchbuffer_emit_mi_flush(intel->batch); 113078e7b62f69658e40aedea59cf6f005162a29f83Eric Anholt 114ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt dw2 = dw4 = dw5 = dw6 = 0; 115ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt dw4 |= GEN6_WM_STATISTICS_ENABLE; 116ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt dw5 |= GEN6_WM_LINE_AA_WIDTH_1_0; 117ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt dw5 |= GEN6_WM_LINE_END_CAP_AA_WIDTH_0_5; 118ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt 119ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt /* BRW_NEW_NR_SURFACES */ 120ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt dw2 |= brw->wm.nr_surfaces << GEN6_WM_BINDING_TABLE_ENTRY_COUNT_SHIFT; 121ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt 122ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt /* CACHE_NEW_SAMPLER */ 123ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt dw2 |= (ALIGN(brw->wm.sampler_count, 4) / 4) << GEN6_WM_SAMPLER_COUNT_SHIFT; 1247ba2ecb32bb80ac67a41c63ddea1846105aaf910Zhenyu Wang dw4 |= (brw->wm.prog_data->first_curbe_grf << 1257ba2ecb32bb80ac67a41c63ddea1846105aaf910Zhenyu Wang GEN6_WM_DISPATCH_START_GRF_SHIFT_0); 126ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt 127ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt dw5 |= (40 - 1) << GEN6_WM_MAX_THREADS_SHIFT; 128ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt dw5 |= GEN6_WM_DISPATCH_ENABLE; 129ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt 130ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt /* BRW_NEW_FRAGMENT_PROGRAM */ 131ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt if (fp->isGLSL) 132ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt dw5 |= GEN6_WM_8_DISPATCH_ENABLE; 133ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt else 134ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt dw5 |= GEN6_WM_16_DISPATCH_ENABLE; 135ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt 136ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt /* _NEW_LINE */ 137ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt if (ctx->Line.StippleFlag) 138ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt dw5 |= GEN6_WM_LINE_STIPPLE_ENABLE; 139ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt 140ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt /* _NEW_POLYGONSTIPPLE */ 141ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt if (ctx->Polygon.StippleFlag) 142ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt dw5 |= GEN6_WM_POLYGON_STIPPLE_ENABLE; 143ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt 144ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt /* BRW_NEW_FRAGMENT_PROGRAM */ 145ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt if (fp->program.Base.InputsRead & (1 << FRAG_ATTRIB_WPOS)) 146ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt dw5 |= GEN6_WM_USES_SOURCE_DEPTH | GEN6_WM_USES_SOURCE_W; 147ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt if (fp->program.Base.OutputsWritten & BITFIELD64_BIT(FRAG_RESULT_DEPTH)) 148ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt dw5 |= GEN6_WM_COMPUTED_DEPTH; 149ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt 150ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt /* _NEW_COLOR */ 151ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt if (fp->program.UsesKill || ctx->Color.AlphaEnabled) 152ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt dw5 |= GEN6_WM_KILL_ENABLE; 153ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt 154a66e9a4d86d227b65874c43fbf9e299c7a26389fEric Anholt dw6 |= GEN6_WM_PERSPECTIVE_PIXEL_BARYCENTRIC; 155a66e9a4d86d227b65874c43fbf9e299c7a26389fEric Anholt 1562f914053bc8bba3e6d20334ec44feacc803f5d84Eric Anholt dw6 |= brw_count_bits(brw->fragment_program->Base.InputsRead) << 157ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt GEN6_WM_NUM_SF_OUTPUTS_SHIFT; 158ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt 159ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt BEGIN_BATCH(9); 160ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt OUT_BATCH(CMD_3D_WM_STATE << 16 | (9 - 2)); 161ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt OUT_RELOC(brw->wm.prog_bo, I915_GEM_DOMAIN_INSTRUCTION, 0, 0); 162ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt OUT_BATCH(dw2); 163ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt OUT_BATCH(0); /* scratch space base offset */ 164ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt OUT_BATCH(dw4); 165ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt OUT_BATCH(dw5); 166ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt OUT_BATCH(dw6); 167ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt OUT_BATCH(0); /* kernel 1 pointer */ 168ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt OUT_BATCH(0); /* kernel 2 pointer */ 169ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt ADVANCE_BATCH(); 170ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt 171ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt intel_batchbuffer_emit_mi_flush(intel->batch); 172ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt} 173ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt 174ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholtconst struct brw_tracked_state gen6_wm_state = { 175ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt .dirty = { 176624ce6f61b70e033fe367da791ef5a9881887685Eric Anholt .mesa = (_NEW_LINE | _NEW_POLYGONSTIPPLE | _NEW_COLOR | 177624ce6f61b70e033fe367da791ef5a9881887685Eric Anholt _NEW_PROGRAM_CONSTANTS), 178ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt .brw = (BRW_NEW_CURBE_OFFSETS | 179ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt BRW_NEW_FRAGMENT_PROGRAM | 180ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt BRW_NEW_NR_WM_SURFACES | 181ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt BRW_NEW_URB_FENCE | 182ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt BRW_NEW_BATCH), 183ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt .cache = CACHE_NEW_SAMPLER 184ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt }, 185ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt .emit = upload_wm_state, 186ab8c37fe18e0367e8718774198a0d0086fde0cf9Eric Anholt}; 187