[Mesa-dev] [PATCH 2/3] i965: Add forgotten multi-stream code to Gen8 SOL state.

Kenneth Graunke kenneth at whitecape.org
Sat Apr 4 03:46:32 PDT 2015


Fixes Piglit's arb_gpu_shader5-xfb-streams-without-invocations.

Signed-off-by: Kenneth Graunke <kenneth at whitecape.org>
Cc: mesa-stable at lists.freedesktop.org
---
 src/mesa/drivers/dri/i965/gen8_sol_state.c | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/src/mesa/drivers/dri/i965/gen8_sol_state.c b/src/mesa/drivers/dri/i965/gen8_sol_state.c
index 1f122ec..d98a226 100644
--- a/src/mesa/drivers/dri/i965/gen8_sol_state.c
+++ b/src/mesa/drivers/dri/i965/gen8_sol_state.c
@@ -128,6 +128,15 @@ gen8_upload_3dstate_streamout(struct brw_context *brw, bool active,
       dw2 |= urb_entry_read_offset << SO_STREAM_0_VERTEX_READ_OFFSET_SHIFT;
       dw2 |= (urb_entry_read_length - 1) << SO_STREAM_0_VERTEX_READ_LENGTH_SHIFT;
 
+      dw2 |= urb_entry_read_offset << SO_STREAM_1_VERTEX_READ_OFFSET_SHIFT;
+      dw2 |= (urb_entry_read_length - 1) << SO_STREAM_1_VERTEX_READ_LENGTH_SHIFT;
+
+      dw2 |= urb_entry_read_offset << SO_STREAM_2_VERTEX_READ_OFFSET_SHIFT;
+      dw2 |= (urb_entry_read_length - 1) << SO_STREAM_2_VERTEX_READ_LENGTH_SHIFT;
+
+      dw2 |= urb_entry_read_offset << SO_STREAM_3_VERTEX_READ_OFFSET_SHIFT;
+      dw2 |= (urb_entry_read_length - 1) << SO_STREAM_3_VERTEX_READ_LENGTH_SHIFT;
+
       /* Set buffer pitches; 0 means unbound. */
       if (xfb_obj->Buffers[0])
          dw3 |= linked_xfb_info->BufferStride[0] * 4;
-- 
2.3.4



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