i965/urb: fixes division by zero

[mesa.git] / src / mesa / drivers / dri / i965 / gen7_sol_state.c

diff --git a/src/mesa/drivers/dri/i965/gen7_sol_state.c b/src/mesa/drivers/dri/i965/gen7_sol_state.c
index 41573a80a52dfe3ec6719e68fe16002afb2a37df..d8dbc5f6b2ff60ea37204f69372ded5bfc7c7562 100644 (file)
--- a/src/mesa/drivers/dri/i965/gen7_sol_state.c
+++ b/src/mesa/drivers/dri/i965/gen7_sol_state.c
@@ -70,7 +70,7 @@ upload_3dstate_so_buffers(struct brw_context *brw)
         continue;
       }
 
-      stride = linked_xfb_info->BufferStride[i] * 4;
+      stride = linked_xfb_info->Buffers[i].Stride * 4;
 
       start = xfb_obj->Offset[i];
       assert(start % 4 == 0);
@@ -116,7 +116,7 @@ gen7_upload_3dstate_so_decl_list(struct brw_context *brw,
    /* Construct the list of SO_DECLs to be emitted.  The formatting of the
     * command is feels strange -- each dword pair contains a SO_DECL per stream.
     */
-   for (int i = 0; i < linked_xfb_info->NumOutputs; i++) {
+   for (unsigned i = 0; i < linked_xfb_info->NumOutputs; i++) {
       int buffer = linked_xfb_info->Outputs[i].OutputBuffer;
       uint16_t decl = 0;
       int varying = linked_xfb_info->Outputs[i].OutputRegister;
@@ -290,6 +290,7 @@ const struct brw_tracked_state gen7_sol_state = {
    .dirty = {
       .mesa  = _NEW_LIGHT,
       .brw   = BRW_NEW_BATCH |
+               BRW_NEW_BLORP |
                BRW_NEW_VUE_MAP_GEOM_OUT |
                BRW_NEW_TRANSFORM_FEEDBACK,
    },
@@ -369,9 +370,10 @@ gen7_save_primitives_written_counters(struct brw_context *brw,
 
    /* Emit MI_STORE_REGISTER_MEM commands to write the values. */
    for (int i = 0; i < streams; i++) {
+      int offset = (obj->prim_count_buffer_index + i) * sizeof(uint64_t);
       brw_store_register_mem64(brw, obj->prim_count_bo,
                                GEN7_SO_NUM_PRIMS_WRITTEN(i),
-                               obj->prim_count_buffer_index + i);
+                               offset);
    }
 
    /* Update where to write data to. */