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-rw-r--r--src/gallium/drivers/radeonsi/si_compute.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/src/gallium/drivers/radeonsi/si_compute.c b/src/gallium/drivers/radeonsi/si_compute.c
index 6ddb47896c5..bf935dcfee7 100644
--- a/src/gallium/drivers/radeonsi/si_compute.c
+++ b/src/gallium/drivers/radeonsi/si_compute.c
@@ -371,6 +371,9 @@ static void si_launch_grid(
| S_00B85C_SH1_CU_EN(0xffff /* Default value */))
;
+ num_waves_for_scratch =
+ MIN2(num_waves_for_scratch,
+ 32 * sctx->screen->b.info.max_compute_units);
si_pm4_set_reg(pm4, R_00B860_COMPUTE_TMPRING_SIZE,
/* The maximum value for WAVES is 32 * num CU.
* If you program this value incorrectly, the GPU will hang if