r300g: validate buffers only if any of bound buffers is changed

This prevents needless buffer validation (CS space checking).

1 files changed, 4 insertions, 0 deletions

diff --git a/src/gallium/drivers/r300/r300_render_translate.c b/src/gallium/drivers/r300/r300_render_translate.c
index 9247064508..41a43b04de 100644
--- a/src/gallium/drivers/r300/r300_render_translate.c
+++ b/src/gallium/drivers/r300/r300_render_translate.c
@@ -145,6 +145,7 @@ void r300_begin_vertex_translate(struct r300_context *r300)
             vb->max_index = num_verts - 1;
             vb->stride = key.output_stride;
             r300->tran.vb_slot = i;
+            r300->validate_buffers = TRUE;
             break;
         }
     }
@@ -199,12 +200,14 @@ void r300_translate_index_buffer(struct r300_context *r300,
             util_shorten_ubyte_elts(&r300->context, index_buffer, index_offset, *start, count);
             *index_size = 2;
             *start = 0;
+            r300->validate_buffers = TRUE;
             break;
 
         case 2:
             if (*start % 2 != 0 || index_offset) {
                 util_rebuild_ushort_elts(&r300->context, index_buffer, index_offset, *start, count);
                 *start = 0;
+                r300->validate_buffers = TRUE;
             }
             break;
 
@@ -212,6 +215,7 @@ void r300_translate_index_buffer(struct r300_context *r300,
             if (index_offset) {
                 util_rebuild_uint_elts(&r300->context, index_buffer, index_offset, *start, count);
                 *start = 0;
+                r300->validate_buffers = TRUE;
             }
             break;
     }