From: Zhenyu Wang <zhenyuw@linux.intel.com>
Date: Fri, 17 Sep 2010 08:26:27 +0000 (+0800)
Subject: i965: only allow SIMD8 kernel on sandybridge now
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=c58bf2cee5b0f14a585089084fec7767f33887a7;p=mesa.git

i965: only allow SIMD8 kernel on sandybridge now

Until we fixed SIMD16 kernel, force to SIMD8 on sandybridge now.
---

diff --git a/src/mesa/drivers/dri/intel/intel_context.c b/src/mesa/drivers/dri/intel/intel_context.c
index 109c670c144..edcc9536da2 100644
--- a/src/mesa/drivers/dri/intel/intel_context.c
+++ b/src/mesa/drivers/dri/intel/intel_context.c
@@ -786,6 +786,11 @@ intelInitContext(struct intel_context *intel,
    if (INTEL_DEBUG & DEBUG_BUFMGR)
       dri_bufmgr_set_debug(intel->bufmgr, GL_TRUE);
 
+   /* XXX force SIMD8 kernel for Sandybridge before we fixed
+      SIMD16 interpolation. */
+   if (intel->gen == 6)
+       INTEL_DEBUG |= DEBUG_GLSL_FORCE;
+
    intel->batch = intel_batchbuffer_alloc(intel);
 
    intel_fbo_init(intel);