From b064be0784530d2a98b589b40793e3d421fb93ba Mon Sep 17 00:00:00 2001
From: "Kumar, Mahesh" <mahesh1.kumar@intel.com>
Date: Wed, 5 Jul 2017 20:01:49 +0530
Subject: [PATCH] drm/i915/skl+: unify cpp value in WM calculation
Git-commit: b064be0784530d2a98b589b40793e3d421fb93ba
Patch-mainline: v4.14-rc1
References: FATE#322643 bsc#1055900

use same cpp value in different phase of plane WM caluclation.

Signed-off-by: Mahesh Kumar <mahesh1.kumar@intel.com>
Reviewed-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20170705143154.32132-7-mahesh1.kumar@intel.com
Acked-by: Takashi Iwai <tiwai@suse.de>

---
 drivers/gpu/drm/i915/intel_pm.c |    6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

--- a/drivers/gpu/drm/i915/intel_pm.c
+++ b/drivers/gpu/drm/i915/intel_pm.c
@@ -4399,13 +4399,11 @@ static int skl_compute_plane_wm(const st
 		width = drm_rect_width(&intel_pstate->base.src) >> 16;
 	}
 
-	cpp = fb->format->cpp[0];
+	cpp = (fb->format->format == DRM_FORMAT_NV12) ? fb->format->cpp[1] :
+							fb->format->cpp[0];
 	plane_pixel_rate = skl_adjusted_plane_pixel_rate(cstate, intel_pstate);
 
 	if (drm_rotation_90_or_270(pstate->rotation)) {
-		int cpp = (fb->format->format == DRM_FORMAT_NV12) ?
-			fb->format->cpp[1] :
-			fb->format->cpp[0];
 
 		switch (cpp) {
 		case 1: