diff options
| author | Chris Wilson <chris@chris-wilson.co.uk> | 2011-11-08 18:17:34 -0500 |
|---|---|---|
| committer | Keith Packard <keithp@keithp.com> | 2012-01-28 02:08:45 -0500 |
| commit | d56d8b28e9247e7e35e02fbb12b12239a2c33ad1 (patch) | |
| tree | d69b969711797c490970d20c492a11b9b6faf28b /drivers/gpu | |
| parent | acb42a3b611d7ad4cb173c3b37674b549df2ffeb (diff) | |
drm/i915:: Disable FBC on SandyBridge
Enabling FBC is causing the BLT ring to run between 10-100x slower than
normal and frequently lockup. The interim solution is disable FBC once
more until we know why.
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Keith Packard <keithp@keithp.com>
Diffstat (limited to 'drivers/gpu')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_display.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index b3b51c43dad0..19f35eceba40 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c | |||
| @@ -1872,7 +1872,7 @@ static void intel_update_fbc(struct drm_device *dev) | |||
| 1872 | if (enable_fbc < 0) { | 1872 | if (enable_fbc < 0) { |
| 1873 | DRM_DEBUG_KMS("fbc set to per-chip default\n"); | 1873 | DRM_DEBUG_KMS("fbc set to per-chip default\n"); |
| 1874 | enable_fbc = 1; | 1874 | enable_fbc = 1; |
| 1875 | if (INTEL_INFO(dev)->gen <= 5) | 1875 | if (INTEL_INFO(dev)->gen <= 6) |
| 1876 | enable_fbc = 0; | 1876 | enable_fbc = 0; |
| 1877 | } | 1877 | } |
| 1878 | if (!enable_fbc) { | 1878 | if (!enable_fbc) { |