From: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
When there are zero active pipes, all the watermarks should be zero
also. No point in wasting time w/ computing the 5/6 split watermark
config.
Signed-off-by: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
---
drivers/gpu/drm/i915/intel_pm.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
index 0fe6c36..c17518d 100644
--- a/drivers/gpu/drm/i915/intel_pm.c
+++ b/drivers/gpu/drm/i915/intel_pm.c
@@ -2900,7 +2900,7 @@ 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) {
ilk_wm_max(dev, 1, &config, INTEL_DDB_PART_5_6, &max);
ilk_wm_merge(dev, &max, &lp_wm_5_6);
--
1.8.1.5
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