From: Eric Anholt <eric@anholt.net>
Date: Tue, 24 Jun 2008 16:41:58 +0000 (-0700)
Subject: i915: Allow accelerated pixel ops to be disabled with INTEL_NO_BLIT.
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=98fa0aec366ac41065698fd9bf76731b7d08f1f7;p=mesa.git

i915: Allow accelerated pixel ops to be disabled with INTEL_NO_BLIT.

This matches 965.
---

diff --git a/src/mesa/drivers/dri/intel/intel_pixel.c b/src/mesa/drivers/dri/intel/intel_pixel.c
index 9018e3daef4..cc6b9bb0eae 100644
--- a/src/mesa/drivers/dri/intel/intel_pixel.c
+++ b/src/mesa/drivers/dri/intel/intel_pixel.c
@@ -113,8 +113,10 @@ void
 intelInitPixelFuncs(struct dd_function_table *functions)
 {
    functions->Accum = _swrast_Accum;
-   functions->Bitmap = _swrast_Bitmap;
-   functions->CopyPixels = intelCopyPixels;
-   functions->ReadPixels = intelReadPixels;
-   functions->DrawPixels = intelDrawPixels;
+   if (!getenv("INTEL_NO_BLIT")) {
+      functions->Bitmap = _swrast_Bitmap;
+      functions->CopyPixels = intelCopyPixels;
+      functions->ReadPixels = intelReadPixels;
+      functions->DrawPixels = intelDrawPixels;
+   }
 }