[Intel-gfx] [PATCH 7/9] drm/i915/skl+: unify cpp value in WM calculation

Mahesh Kumar mahesh1.kumar at intel.com
Tue Jun 13 13:12:00 UTC 2017


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

Signed-off-by: Mahesh Kumar <mahesh1.kumar at intel.com>
Reviewed-by: Maarten Lankhorst <maarten.lankhorst at linux.intel.com>
---
 drivers/gpu/drm/i915/intel_pm.c | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
index 84d3e66bb0f3..3616d07a5500 100644
--- a/drivers/gpu/drm/i915/intel_pm.c
+++ b/drivers/gpu/drm/i915/intel_pm.c
@@ -4490,13 +4490,11 @@ static int skl_compute_plane_wm(const struct drm_i915_private *dev_priv,
 		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:
-- 
2.13.0



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