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drm/i915: Check for id==PLANE_CURSOR instead of type==DRM_PLANE_TYPE_CURSOR 

The VLV/CHV watermark calculation is really interested in the hardware
plane type rather than the plane type (which is more of a software
concept). Let's check plane->id rather plane->type.

No functional changes.

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20170303151928.23053-3-ville.syrjala@linux.intel.com
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
This commit is contained in:
Ville Syrjälä 2017-03-03 17:19:26 +02:00
parent b53af8bb18
commit 709f3fc92c
1 changed files with 1 additions and 1 deletions
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2
drivers/gpu/drm/i915/intel_pm.c
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@ -1039,7 +1039,7 @@ static uint16_t vlv_compute_wm_level(const struct intel_crtc_state *crtc_state,
if (WARN_ON(htotal == 0))
htotal = 1;
if (plane->base.type == DRM_PLANE_TYPE_CURSOR) {
if (plane->id == PLANE_CURSOR) {
/*
* FIXME the formula gives values that are
* too big for the cursor FIFO, and hence we