i965: Disable pixel statistics in BLORP.

BLORP is used for operations like glClear, glCopyTexImage, and
glBlitFramebuffer which aren't supposed to contribute fragments toward
occlusion queries.

This prevents Piglit tests from breaking in the next commit.

Signed-off-by: Kenneth Graunke <kenneth@whitecape.org>
Reviewed-by: Eric Anholt <eric@anholt.net>
Reviewed-by: Paul Berry <stereotype441@gmail.com>

diff --git a/src/mesa/drivers/dri/i965/gen6_blorp.cpp b/src/mesa/drivers/dri/i965/gen6_blorp.cpp
index 0ed5bee..c7bb815 100644 (file)
--- a/src/mesa/drivers/dri/i965/gen6_blorp.cpp
+++ b/src/mesa/drivers/dri/i965/gen6_blorp.cpp
@@ -750,7 +750,6 @@ gen6_blorp_emit_wm_config(struct brw_context *brw,
       assert(0);
       break;
    }
-   dw4 |= GEN6_WM_STATISTICS_ENABLE;
    dw5 |= GEN6_WM_LINE_AA_WIDTH_1_0;
    dw5 |= GEN6_WM_LINE_END_CAP_AA_WIDTH_0_5;
    dw5 |= (brw->max_wm_threads - 1) << GEN6_WM_MAX_THREADS_SHIFT;

diff --git a/src/mesa/drivers/dri/i965/gen7_blorp.cpp b/src/mesa/drivers/dri/i965/gen7_blorp.cpp
index f55805c..f83c7f2 100644 (file)
--- a/src/mesa/drivers/dri/i965/gen7_blorp.cpp
+++ b/src/mesa/drivers/dri/i965/gen7_blorp.cpp
@@ -516,7 +516,6 @@ gen7_blorp_emit_wm_config(struct brw_context *brw,
       assert(0);
       break;
    }
-   dw1 |= GEN7_WM_STATISTICS_ENABLE;
    dw1 |= GEN7_WM_LINE_AA_WIDTH_1_0;
    dw1 |= GEN7_WM_LINE_END_CAP_AA_WIDTH_0_5;
    dw1 |= 0 << GEN7_WM_BARYCENTRIC_INTERPOLATION_MODE_SHIFT; /* No interp */