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-rw-r--r--abs/core/xf86-video-intel/27_disable_fbc_on_965.patch18
1 files changed, 18 insertions, 0 deletions
diff --git a/abs/core/xf86-video-intel/27_disable_fbc_on_965.patch b/abs/core/xf86-video-intel/27_disable_fbc_on_965.patch
new file mode 100644
index 0000000..cc881b9
--- /dev/null
+++ b/abs/core/xf86-video-intel/27_disable_fbc_on_965.patch
@@ -0,0 +1,18 @@
+diff --git a/src/i830.h b/src/i830.h
+index 5b78236..89f19d2 100644
+--- a/src/i830.h
++++ b/src/i830.h
+@@ -950,6 +950,13 @@ static inline int i830_fb_compression_supported(I830Ptr pI830)
+ */
+ if (!pI830->tiling || (IS_I965G(pI830) && pI830->accel <= ACCEL_XAA))
+ return FALSE;
++ /* We have not gotten FBC to work consistently on 965GM. Our best
++ * working theory right now is that FBC simply isn't reliable on
++ * that device. See this bug report for more details:
++ * https://bugs.freedesktop.org/show_bug.cgi?id=16257
++ */
++ if (IS_I965GM(pI830))
++ return FALSE;
+ return TRUE;
+ }
+