3 files changed, 7 insertions, 5 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_context.h b/src/mesa/drivers/dri/i965/brw_context.h
index 988e9fb..b9c9f50 100644
--- a/src/mesa/drivers/dri/i965/brw_context.h
+++ b/src/mesa/drivers/dri/i965/brw_context.h
@@ -314,7 +314,7 @@ struct brw_shader {
  */
 struct brw_wm_prog_data {
    GLuint curb_read_length;
-   GLuint urb_read_length;
+   GLuint num_varying_inputs;
 
    GLuint first_curbe_grf;
    GLuint first_curbe_grf_16;
diff --git a/src/mesa/drivers/dri/i965/brw_fs.cpp b/src/mesa/drivers/dri/i965/brw_fs.cpp
index e788196..2967665 100644
--- a/src/mesa/drivers/dri/i965/brw_fs.cpp
+++ b/src/mesa/drivers/dri/i965/brw_fs.cpp
@@ -1272,8 +1272,7 @@ fs_visitor::calculate_urb_setup()
          c->prog_data.urb_setup[VARYING_SLOT_PNTC] = urb_next++;
    }
 
-   /* Each attribute is 4 setup channels, each of which is half a reg. */
-   c->prog_data.urb_read_length = urb_next * 2;
+   c->prog_data.num_varying_inputs = urb_next;
 }
 
 void
@@ -1298,7 +1297,9 @@ fs_visitor::assign_urb_setup()
       }
    }
 
-   this->first_non_payload_grf = urb_start + c->prog_data.urb_read_length;
+   /* Each attribute is 4 setup channels, each of which is half a reg. */
+   this->first_non_payload_grf =
+      urb_start + c->prog_data.num_varying_inputs * 2;
 }
 
 /**
diff --git a/src/mesa/drivers/dri/i965/brw_wm_state.c b/src/mesa/drivers/dri/i965/brw_wm_state.c
index c98ebe7..9aa32c0 100644
--- a/src/mesa/drivers/dri/i965/brw_wm_state.c
+++ b/src/mesa/drivers/dri/i965/brw_wm_state.c
@@ -133,7 +133,8 @@ brw_upload_wm_unit(struct brw_context *brw)
    }
 
    wm->thread3.dispatch_grf_start_reg = brw->wm.prog_data->first_curbe_grf;
-   wm->thread3.urb_entry_read_length = brw->wm.prog_data->urb_read_length;
+   wm->thread3.urb_entry_read_length =
+      brw->wm.prog_data->num_varying_inputs * 2;
    wm->thread3.urb_entry_read_offset = 0;
    wm->thread3.const_urb_entry_read_length =
       brw->wm.prog_data->curb_read_length;