diff options
| author | Jesse Barnes <jbarnes@virtuousgeek.org> | 2011-05-05 15:24:21 -0700 |
|---|---|---|
| committer | Keith Packard <keithp@keithp.com> | 2011-05-17 14:31:26 -0700 |
| commit | c1a9f047638b27e481d097910604316b8a0d132b (patch) | |
| tree | 130ea4a623047efc776a9fbfa6ad21d52ff369e6 /drivers/gpu/drm/i915/intel_display.c | |
| parent | 8547920fc6f0d288fcc57ca705ccb2d00920fc72 (diff) | |
drm/i915: add fbc enable flag, but disable by default
FBC has too many corner cases that we don't currently deal with, so
disable it by default so we can enable more important features like RC6,
which conflicts in some configurations.
Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=31742
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Reviewed-by: Ben Widawsky <ben@bwidawsk.net>
Signed-off-by: Keith Packard <keithp@keithp.com>
Diffstat (limited to 'drivers/gpu/drm/i915/intel_display.c')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_display.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 5ec74df2627e..81ad654f3544 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -1731,6 +1731,11 @@ static void intel_update_fbc(struct drm_device *dev) intel_fb = to_intel_framebuffer(fb); obj = intel_fb->obj; + if (!i915_enable_fbc) { + DRM_DEBUG_KMS("fbc disabled per module param (default off)\n"); + dev_priv->no_fbc_reason = FBC_MODULE_PARAM; + goto out_disable; + } if (intel_fb->obj->base.size > dev_priv->cfb_size) { DRM_DEBUG_KMS("framebuffer too large, disabling " "compression\n"); |