diff --git a/src/gallium/drivers/iris/iris_state.c b/src/gallium/drivers/iris/iris_state.c index 8b539aefdd9..d3dd0bb7d76 100644 --- a/src/gallium/drivers/iris/iris_state.c +++ b/src/gallium/drivers/iris/iris_state.c @@ -1414,6 +1414,17 @@ iris_init_render_context(struct iris_batch *batch) }; #endif +#if GFX_VERx10 >= 300 +/* Set value explicitly on init to override possible wrong setting. This bit + * default changed from Xe2 to Xe3 and is required to be zero for + * Wa_16020518922 as mentioned in bspec 55893. + */ + iris_emit_reg(batch, GENX(CHICKEN_RASTER_2), reg) { + reg.DisableAnyMCTRresponsefix = false; + reg.DisableAnyMCTRresponsefixMask = true; + }; +#endif + #if GFX_VERx10 >= 125 iris_emit_cmd(batch, GENX(3DSTATE_3D_MODE), p) { if (devinfo->verx10 > 125 ||