3.18-stable review patch. If anyone has any objections, please let me know.
------------------ From: Chris Wilson <[email protected]> commit 48bf5b2d00bfeb681f6500c626189c7cd2c964d2 upstream. Like Ivybridge, we have reports that we get random hangs when flipping with multiple pipes. Extend commit 2a92d5bca1999b69c78f3c3e97b5484985b094b9 Author: Chris Wilson <[email protected]> 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 <[email protected]> Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=87759 Signed-off-by: Chris Wilson <[email protected]> Reviewed-by: Daniel Vetter <[email protected]> Signed-off-by: Jani Nikula <[email protected]> Signed-off-by: Greg Kroah-Hartman <[email protected]> --- drivers/gpu/drm/i915/intel_display.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- 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 d 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; -- To unsubscribe from this list: send the line "unsubscribe stable" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
