drm/i915: simplify platform specific code in hsw_write_wm_values

No functional change.

Signed-off-by: Imre Deak <imre.deak@intel.com>
Reviewed-by: Paulo Zanoni <paulo.r.zanoni@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>

diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
index ecdb64e44e2a2cd9e8bb62bd51fbe830a6ac0ad1..9c33835e96f9d555fb41ea9aee06fc33645058dc 100644 (file)
--- a/drivers/gpu/drm/i915/intel_pm.c
+++ b/drivers/gpu/drm/i915/intel_pm.c
@@ -2515,12 +2515,11 @@ static void hsw_write_wm_values(struct drm_i915_private *dev_priv,
                I915_WRITE(DISP_ARB_CTL, val);
        }
 
-       if (INTEL_INFO(dev)->gen <= 6) {
-               if (dirty & WM_DIRTY_LP(1) && previous->wm_lp_spr[0] != results->wm_lp_spr[0])
-                       I915_WRITE(WM1S_LP_ILK, results->wm_lp_spr[0]);
-       } else {
-               if (dirty & WM_DIRTY_LP(1) && previous->wm_lp_spr[0] != results->wm_lp_spr[0])
-                       I915_WRITE(WM1S_LP_ILK, results->wm_lp_spr[0]);
+       if (dirty & WM_DIRTY_LP(1) &&
+           previous->wm_lp_spr[0] != results->wm_lp_spr[0])
+               I915_WRITE(WM1S_LP_ILK, results->wm_lp_spr[0]);
+
+       if (INTEL_INFO(dev)->gen >= 7) {
                if (dirty & WM_DIRTY_LP(2) && previous->wm_lp_spr[1] != results->wm_lp_spr[1])
                        I915_WRITE(WM2S_LP_IVB, results->wm_lp_spr[1]);
                if (dirty & WM_DIRTY_LP(3) && previous->wm_lp_spr[2] != results->wm_lp_spr[2])