diff options
| author | Chris Wilson <chris@chris-wilson.co.uk> | 2014-12-27 09:48:28 +0000 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2015-01-29 17:40:43 -0800 |
| commit | 00647dbf5150fa2f3279d9be534cb06e24d537f4 (patch) | |
| tree | 86fa74d96a0c00ac66a78d9b707887482d19701f | |
| parent | 7cc613f0d13aac39480c963745c8b94b47b52b8c (diff) | |
drm/i915: Ban Haswell from using RCS flips
commit 48bf5b2d00bfeb681f6500c626189c7cd2c964d2 upstream.
Like Ivybridge, we have reports that we get random hangs when flipping
with multiple pipes. Extend
commit 2a92d5bca1999b69c78f3c3e97b5484985b094b9
Author: Chris Wilson <chris@chris-wilson.co.uk>
Date: Tue Jul 8 10:40:29 2014 +0100
drm/i915: Disable RCS flips on Ivybridge
to also apply to Haswell.
Reported-and-tested-by: Scott Tsai <scottt.tw@gmail.com>
Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=87759
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -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 cadc3bcf1de2..31b96643b59c 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -10019,7 +10019,7 @@ static int intel_crtc_page_flip(struct drm_crtc *crtc, if (obj->tiling_mode != work->old_fb_obj->tiling_mode) /* vlv: DISPLAY_FLIP fails to change tiling */ ring = NULL; - } else if (IS_IVYBRIDGE(dev)) { + } else if (IS_IVYBRIDGE(dev) || IS_HASWELL(dev)) { ring = &dev_priv->ring[BCS]; } else if (INTEL_INFO(dev)->gen >= 7) { ring = obj->ring; |