[Mesa-dev] [PATCH 09/11] freedreno: a2xx: set PA_SC_VIZ_QUERY register

Jonathan Marek jonathan at marek.ca
Mon Oct 8 04:06:09 UTC 2018


on a20x the GPU will hang if this register is zero

Signed-off-by: Jonathan Marek <jonathan at marek.ca>
---
 src/gallium/drivers/freedreno/a2xx/fd2_emit.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/gallium/drivers/freedreno/a2xx/fd2_emit.c b/src/gallium/drivers/freedreno/a2xx/fd2_emit.c
index 90da6a2192..10a8ad586c 100644
--- a/src/gallium/drivers/freedreno/a2xx/fd2_emit.c
+++ b/src/gallium/drivers/freedreno/a2xx/fd2_emit.c
@@ -359,6 +359,10 @@ fd2_emit_restore(struct fd_context *ctx, struct fd_ringbuffer *ring)
 			A2XX_RB_BC_CONTROL_MEM_EXPORT_TIMEOUT_SELECT(3));
 	}
 
+	OUT_PKT3(ring, CP_SET_CONSTANT, 2);
+	OUT_RING(ring, CP_REG(REG_A2XX_PA_SC_VIZ_QUERY));
+	OUT_RING(ring, A2XX_PA_SC_VIZ_QUERY_VIZ_QUERY_ID(16));
+
 	OUT_PKT0(ring, REG_A2XX_TP0_CHICKEN, 1);
 	OUT_RING(ring, 0x00000002);
 
-- 
2.17.1



More information about the mesa-dev mailing list