mesa: add/update comments in _mesa_copy_buffer_subdata()

[mesa.git] / src / mesa / drivers / dri / i965 / gen6_gs_state.c

diff --git a/src/mesa/drivers/dri/i965/gen6_gs_state.c b/src/mesa/drivers/dri/i965/gen6_gs_state.c
index 42962a64d366e97df1bb401a182454a5b6b8a043..fdad5d42dcd866d710b3faf08b18a16a7a131d7d 100644 (file)
--- a/src/mesa/drivers/dri/i965/gen6_gs_state.c
+++ b/src/mesa/drivers/dri/i965/gen6_gs_state.c
@@ -50,13 +50,17 @@ upload_gs_state(struct brw_context *brw)
       OUT_BATCH(brw->gs.prog_offset);
       OUT_BATCH(GEN6_GS_SPF_MODE | GEN6_GS_VECTOR_MASK_ENABLE);
       OUT_BATCH(0); /* no scratch space */
-      OUT_BATCH((1 << GEN6_GS_DISPATCH_START_GRF_SHIFT) |
+      OUT_BATCH((2 << GEN6_GS_DISPATCH_START_GRF_SHIFT) |
                (brw->gs.prog_data->urb_read_length << GEN6_GS_URB_READ_LENGTH_SHIFT));
       OUT_BATCH(((brw->max_gs_threads - 1) << GEN6_GS_MAX_THREADS_SHIFT) |
                GEN6_GS_STATISTICS_ENABLE |
                GEN6_GS_SO_STATISTICS_ENABLE |
                GEN6_GS_RENDERING_ENABLE);
-      OUT_BATCH(GEN6_GS_ENABLE);
+      OUT_BATCH(GEN6_GS_SVBI_PAYLOAD_ENABLE |
+                GEN6_GS_SVBI_POSTINCREMENT_ENABLE |
+                (brw->gs.prog_data->svbi_postincrement_value <<
+                 GEN6_GS_SVBI_POSTINCREMENT_VALUE_SHIFT) |
+                GEN6_GS_ENABLE);
       ADVANCE_BATCH();
    } else {
       BEGIN_BATCH(7);