/* * Copyright © 2014 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 "brw_context.h" #include "brw_state.h" #include "brw_defines.h" #include "intel_batchbuffer.h" #include "main/shaderapi.h" static void gen7_upload_tes_push_constants(struct brw_context *brw) { struct brw_stage_state *stage_state = &brw->tes.base; /* BRW_NEW_TESS_PROGRAMS */ const struct brw_tess_eval_program *tep = (struct brw_tess_eval_program *) brw->tess_eval_program; if (tep) { /* BRW_NEW_TES_PROG_DATA */ const struct brw_stage_prog_data *prog_data = &brw->tes.prog_data->base.base; _mesa_shader_write_subroutine_indices(&brw->ctx, MESA_SHADER_TESS_EVAL); gen6_upload_push_constants(brw, &tep->program.Base, prog_data, stage_state, AUB_TRACE_VS_CONSTANTS); } gen7_upload_constant_state(brw, stage_state, tep, _3DSTATE_CONSTANT_DS); } const struct brw_tracked_state gen7_tes_push_constants = { .dirty = { .mesa = _NEW_PROGRAM_CONSTANTS, .brw = BRW_NEW_BATCH | BRW_NEW_BLORP | BRW_NEW_PUSH_CONSTANT_ALLOCATION | BRW_NEW_TESS_PROGRAMS | BRW_NEW_TES_PROG_DATA, }, .emit = gen7_upload_tes_push_constants, }; static void gen7_upload_ds_state(struct brw_context *brw) { const struct brw_stage_state *stage_state = &brw->tes.base; /* BRW_NEW_TESS_PROGRAMS */ bool active = brw->tess_eval_program; /* BRW_NEW_TES_PROG_DATA */ const struct brw_tes_prog_data *tes_prog_data = brw->tes.prog_data; const struct brw_vue_prog_data *vue_prog_data = &tes_prog_data->base; const struct brw_stage_prog_data *prog_data = &vue_prog_data->base; const unsigned thread_count = (brw->max_ds_threads - 1) << (brw->is_haswell ? HSW_DS_MAX_THREADS_SHIFT : GEN7_DS_MAX_THREADS_SHIFT); if (active) { BEGIN_BATCH(6); OUT_BATCH(_3DSTATE_DS << 16 | (6 - 2)); OUT_BATCH(stage_state->prog_offset); OUT_BATCH(SET_FIELD(DIV_ROUND_UP(stage_state->sampler_count, 4), GEN7_DS_SAMPLER_COUNT) | SET_FIELD(prog_data->binding_table.size_bytes / 4, GEN7_DS_BINDING_TABLE_ENTRY_COUNT)); if (prog_data->total_scratch) { OUT_RELOC(stage_state->scratch_bo, I915_GEM_DOMAIN_RENDER, I915_GEM_DOMAIN_RENDER, ffs(stage_state->per_thread_scratch) - 11); } else { OUT_BATCH(0); } OUT_BATCH(SET_FIELD(prog_data->dispatch_grf_start_reg, GEN7_DS_DISPATCH_START_GRF) | SET_FIELD(vue_prog_data->urb_read_length, GEN7_DS_URB_READ_LENGTH)); OUT_BATCH(GEN7_DS_ENABLE | GEN7_DS_STATISTICS_ENABLE | thread_count | (tes_prog_data->domain == BRW_TESS_DOMAIN_TRI ? GEN7_DS_COMPUTE_W_COORDINATE_ENABLE : 0)); ADVANCE_BATCH(); } else { BEGIN_BATCH(6); OUT_BATCH(_3DSTATE_DS << 16 | (6 - 2)); OUT_BATCH(0); OUT_BATCH(0); OUT_BATCH(0); OUT_BATCH(0); OUT_BATCH(0); ADVANCE_BATCH(); } brw->tes.enabled = active; } const struct brw_tracked_state gen7_ds_state = { .dirty = { .mesa = _NEW_TRANSFORM, .brw = BRW_NEW_BATCH | BRW_NEW_BLORP | BRW_NEW_CONTEXT | BRW_NEW_TESS_PROGRAMS | BRW_NEW_TES_PROG_DATA, }, .emit = gen7_upload_ds_state, };