Merge remote-tracking branch 'drm/drm-next'

[karo-tx-linux.git] / drivers / gpu / drm / i915 / intel_pm.c

diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
index 20bf854eae8cf1da857c4c9a77fee36ec24d7841..5f4b494ec46270af61eaaa5fadee340a08fc41bb 100644 (file)
--- a/drivers/gpu/drm/i915/intel_pm.c
+++ b/drivers/gpu/drm/i915/intel_pm.c
@@ -1801,16 +1801,20 @@ static uint32_t ilk_compute_cur_wm(const struct intel_crtc_state *cstate,
                                   const struct intel_plane_state *pstate,
                                   uint32_t mem_value)
 {
-       int bpp = pstate->base.fb ? pstate->base.fb->bits_per_pixel / 8 : 0;
+       /*
+        * We treat the cursor plane as always-on for the purposes of watermark
+        * calculation.  Until we have two-stage watermark programming merged,
+        * this is necessary to avoid flickering.
+        */
+       int cpp = 4;
+       int width = pstate->visible ? pstate->base.crtc_w : 64;
 
-       if (!cstate->base.active || !pstate->visible)
+       if (!cstate->base.active)
                return 0;
 
        return ilk_wm_method2(ilk_pipe_pixel_rate(cstate),
                              cstate->base.adjusted_mode.crtc_htotal,
-                             drm_rect_width(&pstate->dst),
-                             bpp,
-                             mem_value);
+                             width, cpp, mem_value);
 }
 
 /* Only for WM_LP. */