Message ID | 1370432073-27634-18-git-send-email-daniel.vetter@ffwll.ch (mailing list archive) |
---|---|
State | New, archived |
Headers | show |
On Wed, Jun 05, 2013 at 01:34:19PM +0200, Daniel Vetter wrote: > 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. > > Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch> Reviewed-by: Damien Lespiau <damien.lespiau@intel.com>
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index c42b87b..388ac54 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -1371,7 +1371,7 @@ static void ironlake_enable_shared_dpll(struct intel_crtc *crtc) /* 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)) @@ -1399,7 +1399,7 @@ static void intel_disable_shared_dpll(struct intel_crtc *crtc) /* 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))
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. Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch> --- drivers/gpu/drm/i915/intel_display.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)