From d8b17b17526b46d69e4102a883ba451e7f1db148 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Marek=20Ol=C5=A1=C3=A1k?= Date: Sat, 18 Feb 2023 04:51:28 -0500 Subject: [PATCH] radeonsi: disable Smart Access Memory because CPU access has large overhead It will be remove completely in the next commit. Related: https://gitlab.freedesktop.org/mesa/mesa/-/issues/8176 Cc: mesa-stable Acked-by: Pierre-Eric Pelloux-Prayer Part-of: --- src/gallium/drivers/radeonsi/si_pipe.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/src/gallium/drivers/radeonsi/si_pipe.c b/src/gallium/drivers/radeonsi/si_pipe.c index 38d40c38ad8..8a92a922bad 100644 --- a/src/gallium/drivers/radeonsi/si_pipe.c +++ b/src/gallium/drivers/radeonsi/si_pipe.c @@ -1140,6 +1140,8 @@ static struct pipe_screen *radeonsi_screen_create_impl(struct radeon_winsys *ws, sscreen->options.enable_sam, sscreen->options.disable_sam); + sscreen->info.smart_access_memory = false; /* VRAM has slower CPU access */ + if (sscreen->info.gfx_level >= GFX9) { sscreen->se_tile_repeat = 32 * sscreen->info.max_se; } else {