Module: Mesa Branch: main Commit: 2336058bbbfeac33265f93ca9cd44971479fdc10 URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=2336058bbbfeac33265f93ca9cd44971479fdc10
Author: Tapani Pälli <tapani.pa...@intel.com> Date: Mon Dec 11 10:13:28 2023 +0200 iris: use slow clear for small surfaces with Wa_18020603990 Described in Wa_18020603990, we need to use slow clear or add an partial resolve after fast clear for surfaces where bpp <= 32 and dim <= 256x256. Signed-off-by: Tapani Pälli <tapani.pa...@intel.com> Reviewed-by: Nanley Chery <nanley.g.ch...@intel.com> Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/26629> --- src/gallium/drivers/iris/iris_clear.c | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/src/gallium/drivers/iris/iris_clear.c b/src/gallium/drivers/iris/iris_clear.c index 59e8adb8a0b..ecb52fc9d08 100644 --- a/src/gallium/drivers/iris/iris_clear.c +++ b/src/gallium/drivers/iris/iris_clear.c @@ -138,6 +138,16 @@ can_fast_clear_color(struct iris_context *ice, return false; } + /* Wa_18020603990 - slow clear surfaces up to 256x256, 32bpp. */ + const struct intel_device_info *devinfo = + ((struct iris_screen *)ice->ctx.screen)->devinfo; + if (intel_needs_workaround(devinfo, 18020603990)) { + if (isl_format_get_layout(res->surf.format)->bpb <= 32 && + res->surf.logical_level0_px.w <= 256 && + res->surf.logical_level0_px.h <= 256) + return false; + } + return true; }