Mesa (master): radeonsi/gfx9: make some PA & DB registers match the closed Vulkan driver

[Marek Olšák]

Module: Mesa
Branch: master
Commit: 283a1d1e27b5456cfda848a54b9d74be0993e038
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=283a1d1e27b5456cfda848a54b9d74be0993e038

Author: Marek Olšák <marek.olsak at amd.com>
Date:   Fri Apr 28 19:28:06 2017 +0200

radeonsi/gfx9: make some PA & DB registers match the closed Vulkan driver

Cc: 17.1 <mesa-stable at lists.freedesktop.org>
Reviewed-by: Nicolai Hähnle <nicolai.haehnle at amd.com>

---

 src/amd/common/gfx9d.h                  |  4 ++++
 src/gallium/drivers/radeonsi/si_state.c | 21 ++++++++++++++++++---
 2 files changed, 22 insertions(+), 3 deletions(-)

diff --git a/src/amd/common/gfx9d.h b/src/amd/common/gfx9d.h
index e295a1da82..787d0a94df 100644
--- a/src/amd/common/gfx9d.h
+++ b/src/amd/common/gfx9d.h
@@ -4074,6 +4074,10 @@
 #define   S_028060_PUNCHOUT_MODE(x)                                   (((unsigned)(x) & 0x03) << 0)
 #define   G_028060_PUNCHOUT_MODE(x)                                   (((x) >> 0) & 0x03)
 #define   C_028060_PUNCHOUT_MODE                                      0xFFFFFFFC
+#define     V_028060_AUTO						0
+#define     V_028060_FORCE_ON						1
+#define     V_028060_FORCE_OFF						2
+#define     V_028060_RESERVED						3
 #define   S_028060_POPS_DRAIN_PS_ON_OVERLAP(x)                        (((unsigned)(x) & 0x1) << 2)
 #define   G_028060_POPS_DRAIN_PS_ON_OVERLAP(x)                        (((x) >> 2) & 0x1)
 #define   C_028060_POPS_DRAIN_PS_ON_OVERLAP                           0xFFFFFFFB
diff --git a/src/gallium/drivers/radeonsi/si_state.c b/src/gallium/drivers/radeonsi/si_state.c
index e967b4b493..9d5804c380 100644
--- a/src/gallium/drivers/radeonsi/si_state.c
+++ b/src/gallium/drivers/radeonsi/si_state.c
@@ -4568,15 +4568,30 @@ static void si_init_config(struct si_context *sctx)
 		      RADEON_PRIO_BORDER_COLORS);
 
 	if (sctx->b.chip_class >= GFX9) {
-		si_pm4_set_reg(pm4, R_028060_DB_DFSM_CONTROL, 0);
+		unsigned num_se = sscreen->b.info.max_se;
+		unsigned pc_lines = 0;
+
+		switch (sctx->b.family) {
+		case CHIP_VEGA10:
+			pc_lines = 4096;
+			break;
+		default:
+			assert(0);
+		}
+
+		si_pm4_set_reg(pm4, R_028060_DB_DFSM_CONTROL,
+			       S_028060_PUNCHOUT_MODE(V_028060_FORCE_OFF));
 		si_pm4_set_reg(pm4, R_028064_DB_RENDER_FILTER, 0);
 		/* TODO: We can use this to disable RBs for rendering to GART: */
 		si_pm4_set_reg(pm4, R_02835C_PA_SC_TILE_STEERING_OVERRIDE, 0);
 		si_pm4_set_reg(pm4, R_02883C_PA_SU_OVER_RASTERIZATION_CNTL, 0);
 		/* TODO: Enable the binner: */
 		si_pm4_set_reg(pm4, R_028C44_PA_SC_BINNER_CNTL_0,
-			       S_028C44_BINNING_MODE(V_028C44_DISABLE_BINNING_USE_LEGACY_SC));
-		si_pm4_set_reg(pm4, R_028C48_PA_SC_BINNER_CNTL_1, 0);
+			       S_028C44_BINNING_MODE(V_028C44_DISABLE_BINNING_USE_LEGACY_SC) |
+			       S_028C44_DISABLE_START_OF_PRIM(1));
+		si_pm4_set_reg(pm4, R_028C48_PA_SC_BINNER_CNTL_1,
+			       S_028C48_MAX_ALLOC_COUNT(MIN2(128, pc_lines / (4 * num_se))) |
+			       S_028C48_MAX_PRIM_PER_BATCH(1023));
 		si_pm4_set_reg(pm4, R_028C4C_PA_SC_CONSERVATIVE_RASTERIZATION_CNTL,
 			       S_028C4C_NULL_SQUAD_AA_MASK_ENABLE(1));
 		si_pm4_set_reg(pm4, R_030968_VGT_INSTANCE_BASE_ID, 0);