From aecc3fbe506d360b1175255e66956d2a80c72ac9 Mon Sep 17 00:00:00 2001
From: Mary Guillemard <mary.guillemard@collabora.com>
Date: Mon, 5 May 2025 14:26:59 +0200
Subject: [PATCH] panfrost: Ensure printf buffer size is lowered

We were not using the nir_lower_printf_buffer pass, this fix issues with
printf usages with OpenCL C internal shaders.

Signed-off-by: Mary Guillemard <mary.guillemard@collabora.com>
Reviewed-by: Boris Brezillon <boris.brezillon@collabora.com>
Reviewed-by: Alyssa Rosenzweig <alyssa@rosenzweig.io>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/34814>
---
 src/panfrost/lib/pan_shader.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/panfrost/lib/pan_shader.c b/src/panfrost/lib/pan_shader.c
index c8ad3881ccd..aa1e72c0c4f 100644
--- a/src/panfrost/lib/pan_shader.c
+++ b/src/panfrost/lib/pan_shader.c
@@ -23,6 +23,7 @@
  */
 
 #include "pan_shader.h"
+#include "panfrost/clc/panfrost_compile.h"
 #include "pan_format.h"
 
 #if PAN_ARCH <= 5
@@ -112,6 +113,8 @@ GENX(pan_shader_compile)(nir_shader *s, struct panfrost_compile_inputs *inputs,
 {
    memset(info, 0, sizeof(*info));
 
+   NIR_PASS(_, s, nir_lower_printf_buffer, 0, LIBPAN_PRINTF_BUFFER_SIZE - 8);
+
 #if PAN_ARCH >= 6
    bifrost_compile_shader_nir(s, inputs, binary, info);
 #else