diff --git a/src/intel/compiler/brw_fs.cpp b/src/intel/compiler/brw_fs.cpp index cde619e8e6f..cdf4db7a67f 100644 --- a/src/intel/compiler/brw_fs.cpp +++ b/src/intel/compiler/brw_fs.cpp @@ -7415,7 +7415,17 @@ computed_depth_mode(const nir_shader *shader) case FRAG_DEPTH_LAYOUT_LESS: return BRW_PSCDEPTH_ON_LE; case FRAG_DEPTH_LAYOUT_UNCHANGED: - return BRW_PSCDEPTH_OFF; + /* We initially set this to OFF, but having the shader write the + * depth means we allocate register space in the SEND message. The + * difference between the SEND register count and the OFF state + * programming makes the HW hang. + * + * Removing the depth writes also leads to test failures. So use + * LesserThanOrEqual, which fits writing the same value + * (unchanged/equal). + * + */ + return BRW_PSCDEPTH_ON_LE; } } return BRW_PSCDEPTH_OFF;