diff options
| author | Jesse Barnes <jbarnes@virtuousgeek.org> | 2010-07-23 15:20:00 -0700 |
|---|---|---|
| committer | Eric Anholt <eric@anholt.net> | 2010-07-26 11:27:06 -0700 |
| commit | 9c928d168d4030a230a7a5ee1764721d173f1153 (patch) | |
| tree | 3d41bcee055ef9eec9e74eb98c4ac67cdcaba927 /drivers/gpu/drm/i915/i915_debugfs.c | |
| parent | 127bd2ac91c3ecf42890ac320f4c65346d110e78 (diff) | |
| download | blackbird-op-linux-9c928d168d4030a230a7a5ee1764721d173f1153.tar.gz blackbird-op-linux-9c928d168d4030a230a7a5ee1764721d173f1153.zip | |
drm/i915: disable FBC when more than one pipe is active
We're really supposed to do this to avoid trouble with underflows when
multiple planes are active.
Fixes https://bugs.freedesktop.org/show_bug.cgi?id=26987.
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Tested-by: fangxun <xunx.fang@intel.com>
Signed-off-by: Eric Anholt <eric@anholt.net>
Diffstat (limited to 'drivers/gpu/drm/i915/i915_debugfs.c')
| -rw-r--r-- | drivers/gpu/drm/i915/i915_debugfs.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c index aee83fa178f6..9214119c0154 100644 --- a/drivers/gpu/drm/i915/i915_debugfs.c +++ b/drivers/gpu/drm/i915/i915_debugfs.c @@ -605,6 +605,9 @@ static int i915_fbc_status(struct seq_file *m, void *unused) case FBC_NOT_TILED: seq_printf(m, "scanout buffer not tiled"); break; + case FBC_MULTIPLE_PIPES: + seq_printf(m, "multiple pipes are enabled"); + break; default: seq_printf(m, "unknown reason"); } |
