#include "intel_batchbuffer.h"
static void
-gen7_upload_hs_state(struct brw_context *brw)
+gen7_upload_tcs_push_constants(struct brw_context *brw)
{
- /* Disable the HS Unit */
- BEGIN_BATCH(7);
- OUT_BATCH(_3DSTATE_CONSTANT_HS << 16 | (7 - 2));
- OUT_BATCH(0);
- OUT_BATCH(0);
- OUT_BATCH(0);
- OUT_BATCH(0);
- OUT_BATCH(0);
- OUT_BATCH(0);
- ADVANCE_BATCH();
+ struct brw_stage_state *stage_state = &brw->tcs.base;
+ /* BRW_NEW_TESS_PROGRAMS */
+ const struct brw_tess_ctrl_program *tcp =
+ (struct brw_tess_ctrl_program *) brw->tess_ctrl_program;
+ bool active = brw->tess_eval_program;
+
+ if (active) {
+ /* BRW_NEW_TCS_PROG_DATA */
+ const struct brw_stage_prog_data *prog_data = &brw->tcs.prog_data->base.base;
+ gen6_upload_push_constants(brw, &tcp->program.Base, prog_data,
+ stage_state, AUB_TRACE_VS_CONSTANTS);
+ }
+
+ gen7_upload_constant_state(brw, stage_state, active, _3DSTATE_CONSTANT_HS);
+}
- BEGIN_BATCH(7);
- OUT_BATCH(_3DSTATE_HS << 16 | (7 - 2));
- OUT_BATCH(0);
- OUT_BATCH(0);
- OUT_BATCH(0);
- OUT_BATCH(0);
- OUT_BATCH(0);
- OUT_BATCH(0);
- ADVANCE_BATCH();
+const struct brw_tracked_state gen7_tcs_push_constants = {
+ .dirty = {
+ .mesa = _NEW_PROGRAM_CONSTANTS,
+ .brw = BRW_NEW_BATCH |
+ BRW_NEW_BLORP |
+ BRW_NEW_DEFAULT_TESS_LEVELS |
+ BRW_NEW_PUSH_CONSTANT_ALLOCATION |
+ BRW_NEW_TESS_PROGRAMS |
+ BRW_NEW_TCS_PROG_DATA,
+ },
+ .emit = gen7_upload_tcs_push_constants,
+};
+
+static void
+gen7_upload_hs_state(struct brw_context *brw)
+{
+ const struct brw_stage_state *stage_state = &brw->tcs.base;
+ /* BRW_NEW_TESS_PROGRAMS */
+ bool active = brw->tess_eval_program;
+ /* BRW_NEW_TCS_PROG_DATA */
+ const struct brw_vue_prog_data *prog_data = &brw->tcs.prog_data->base;
- BEGIN_BATCH(2);
- OUT_BATCH(_3DSTATE_BINDING_TABLE_POINTERS_HS << 16 | (2 - 2));
- OUT_BATCH(brw->hw_bt_pool.next_offset);
- ADVANCE_BATCH();
+ if (active) {
+ BEGIN_BATCH(7);
+ OUT_BATCH(_3DSTATE_HS << 16 | (7 - 2));
+ OUT_BATCH(SET_FIELD(DIV_ROUND_UP(stage_state->sampler_count, 4),
+ GEN7_HS_SAMPLER_COUNT) |
+ SET_FIELD(prog_data->base.binding_table.size_bytes / 4,
+ GEN7_HS_BINDING_TABLE_ENTRY_COUNT) |
+ (brw->max_hs_threads - 1));
+ OUT_BATCH(GEN7_HS_ENABLE |
+ GEN7_HS_STATISTICS_ENABLE |
+ SET_FIELD(brw->tcs.prog_data->instances - 1,
+ GEN7_HS_INSTANCE_COUNT));
+ OUT_BATCH(stage_state->prog_offset);
+ if (prog_data->base.total_scratch) {
+ OUT_RELOC(stage_state->scratch_bo,
+ I915_GEM_DOMAIN_RENDER, I915_GEM_DOMAIN_RENDER,
+ ffs(prog_data->base.total_scratch) - 11);
+ } else {
+ OUT_BATCH(0);
+ }
+ OUT_BATCH(GEN7_HS_INCLUDE_VERTEX_HANDLES |
+ SET_FIELD(prog_data->base.dispatch_grf_start_reg,
+ GEN7_HS_DISPATCH_START_GRF));
+ /* Ignore URB semaphores */
+ OUT_BATCH(0);
+ ADVANCE_BATCH();
+ } else {
+ BEGIN_BATCH(7);
+ OUT_BATCH(_3DSTATE_HS << 16 | (7 - 2));
+ OUT_BATCH(0);
+ OUT_BATCH(0);
+ OUT_BATCH(0);
+ OUT_BATCH(0);
+ OUT_BATCH(0);
+ OUT_BATCH(0);
+ ADVANCE_BATCH();
+ }
+ brw->tcs.enabled = active;
}
const struct brw_tracked_state gen7_hs_state = {
.dirty = {
.mesa = 0,
- .brw = BRW_NEW_CONTEXT,
+ .brw = BRW_NEW_BATCH |
+ BRW_NEW_BLORP |
+ BRW_NEW_TCS_PROG_DATA |
+ BRW_NEW_TESS_PROGRAMS,
},
.emit = gen7_upload_hs_state,
};