drm/i915: WARN on lack of shared dpll
Now that we have proper hw state reconstruction we should never have a
case where we don't have the software dpll state properly set up. So
add WARNs to the respective !pll cases in enable/disabel_shared_dpll.
Reviewed-by: Damien Lespiau <damien.lespiau@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index 0eea23a..cb724b6 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -1401,7 +1401,7 @@
/* PCH PLLs only available on ILK, SNB and IVB */
BUG_ON(dev_priv->info->gen < 5);
- if (pll == NULL)
+ if (WARN_ON(pll == NULL))
return;
if (WARN_ON(pll->refcount == 0))
@@ -1430,7 +1430,7 @@
/* PCH only available on ILK+ */
BUG_ON(dev_priv->info->gen < 5);
- if (pll == NULL)
+ if (WARN_ON(pll == NULL))
return;
if (WARN_ON(pll->refcount == 0))