diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/mesa/drivers/dri/i965/brw_vec4_gs_visitor.cpp | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_vec4_gs_visitor.cpp b/src/mesa/drivers/dri/i965/brw_vec4_gs_visitor.cpp index 40743cc12e8..d57c6197c20 100644 --- a/src/mesa/drivers/dri/i965/brw_vec4_gs_visitor.cpp +++ b/src/mesa/drivers/dri/i965/brw_vec4_gs_visitor.cpp @@ -409,6 +409,13 @@ vec4_gs_visitor::emit_control_data_bits() inst->force_writemask_all = true; inst = emit(GS_OPCODE_URB_WRITE); inst->urb_write_flags = urb_write_flags; + /* We need to increment Global Offset by 256-bits to make room for + * Broadwell's extra "Vertex Count" payload at the beginning of the + * URB entry. Since this is an OWord message, Global Offset is counted + * in 128-bit units, so we must set it to 2. + */ + if (brw->gen >= 8) + inst->offset = 2; inst->base_mrf = base_mrf; inst->mlen = 2; } |