From 2b10a6c37f5284103aac2e87d7f99f9dba5e6575 Mon Sep 17 00:00:00 2001 From: "Eric R. Smith" Date: Sat, 25 Apr 2026 12:41:38 -0300 Subject: [PATCH] panfrost: make sure INDEX_OFFSET is cleared Ensure the INDEX_OFFSET CSF register is set to 0 before an ordinary draw. This is normally the case, but indirect draws can change it. Cc: mesa-stable Reviewed-by: Erik Faye-Lund Reviewed-by: Boris Brezillon Part-of: --- src/gallium/drivers/panfrost/pan_csf.c | 1 + 1 file changed, 1 insertion(+) diff --git a/src/gallium/drivers/panfrost/pan_csf.c b/src/gallium/drivers/panfrost/pan_csf.c index 35207942b62..2389926de3b 100644 --- a/src/gallium/drivers/panfrost/pan_csf.c +++ b/src/gallium/drivers/panfrost/pan_csf.c @@ -1383,6 +1383,7 @@ GENX(csf_launch_draw)(struct panfrost_batch *batch, cs_move32_to(b, cs_sr_reg32(b, IDVS, INDEX_COUNT), draw->count); cs_move32_to(b, cs_sr_reg32(b, IDVS, INSTANCE_COUNT), info->instance_count); + cs_move32_to(b, cs_sr_reg32(b, IDVS, INDEX_OFFSET), 0); cs_move32_to(b, cs_sr_reg32(b, IDVS, INSTANCE_OFFSET), 0); /* Base vertex offset on Valhall is used for both indexed and