i965: Add support for EXT_timer_query on Ironlake.

We could potentially do this on G45 as well, though the units are
different.  On 965, the timestamp is tied to hclk, which would make
supporting it harder.

1 files changed, 7 insertions, 0 deletions

diff --git a/src/mesa/drivers/dri/intel/intel_extensions.c b/src/mesa/drivers/dri/intel/intel_extensions.c
index 9c2083873a..edba1fc2f2 100644
--- a/src/mesa/drivers/dri/intel/intel_extensions.c
+++ b/src/mesa/drivers/dri/intel/intel_extensions.c
@@ -57,6 +57,7 @@
 #define need_GL_EXT_provoking_vertex
 #define need_GL_EXT_secondary_color
 #define need_GL_EXT_stencil_two_side
+#define need_GL_EXT_timer_query
 #define need_GL_APPLE_vertex_array_object
 #define need_GL_APPLE_object_purgeable
 #define need_GL_ATI_separate_stencil
@@ -182,6 +183,9 @@ static const struct dri_extension brw_extensions[] = {
    { NULL,                                NULL }
 };
 
+static const struct dri_extension ironlake_extensions[] = {
+   { "GL_EXT_timer_query",                GL_EXT_timer_query_functions },
+};
 
 static const struct dri_extension arb_oq_extensions[] = {
    { "GL_ARB_occlusion_query",            GL_ARB_occlusion_query_functions },
@@ -207,6 +211,9 @@ intelInitExtensions(GLcontext *ctx)
     */
    driInitExtensions(ctx, card_extensions, GL_FALSE);
 
+   if (intel->gen >= 5)
+      driInitExtensions(ctx, ironlake_extensions, GL_FALSE);
+
    if (intel->gen >= 4)
       driInitExtensions(ctx, brw_extensions, GL_FALSE);