From: Ville Syrjälä Date: Fri, 11 Oct 2013 12:26:26 +0000 (+0300) Subject: drm/i915: Check 5/6 DDB split only when sprites are enabled X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=ec98c8d1ffdc87c54ec0896db45db5b7bd22eca9;p=openwrt%2Fstaging%2Fblogic.git drm/i915: Check 5/6 DDB split only when sprites are enabled Using the 5/6 DDB split make sense only when sprites are enabled. So check that before we waste any cycles computing the merged watermarks with the 5/6 DDB split. Signed-off-by: Ville Syrjälä Reviewed-by: Paulo Zanoni Signed-off-by: Daniel Vetter --- diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index cdd78f69a28b..8064ff927bcc 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -2931,7 +2931,8 @@ static void haswell_update_wm(struct drm_crtc *crtc) ilk_wm_merge(dev, &max, &lp_wm_1_2); /* 5/6 split only in single pipe config on IVB+ */ - if (INTEL_INFO(dev)->gen >= 7 && config.num_pipes_active == 1) { + if (INTEL_INFO(dev)->gen >= 7 && + config.num_pipes_active == 1 && config.sprites_enabled) { ilk_compute_wm_maximums(dev, 1, &config, INTEL_DDB_PART_5_6, &max); ilk_wm_merge(dev, &max, &lp_wm_5_6);