[Intel-gfx] [PATCH 1/4] drm/i915: Always initialize dpll.lock

Ville Syrjala ville.syrjala at linux.intel.com
Wed Sep 21 12:23:40 UTC 2022


From: Ville Syrjälä <ville.syrjala at linux.intel.com>

Initialize the dll.lock mutex whether or not we manage to
initialize the rest of the dpll mgr.

Signed-off-by: Ville Syrjälä <ville.syrjala at linux.intel.com>
---
 drivers/gpu/drm/i915/display/intel_dpll_mgr.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/i915/display/intel_dpll_mgr.c b/drivers/gpu/drm/i915/display/intel_dpll_mgr.c
index e5fb66a5dd02..9c60cf69cde1 100644
--- a/drivers/gpu/drm/i915/display/intel_dpll_mgr.c
+++ b/drivers/gpu/drm/i915/display/intel_dpll_mgr.c
@@ -4193,6 +4193,8 @@ void intel_shared_dpll_init(struct drm_i915_private *dev_priv)
 	const struct dpll_info *dpll_info;
 	int i;
 
+	mutex_init(&dev_priv->display.dpll.lock);
+
 	if (IS_DG2(dev_priv))
 		/* No shared DPLLs on DG2; port PLLs are part of the PHY */
 		dpll_mgr = NULL;
@@ -4237,7 +4239,6 @@ void intel_shared_dpll_init(struct drm_i915_private *dev_priv)
 
 	dev_priv->display.dpll.mgr = dpll_mgr;
 	dev_priv->display.dpll.num_shared_dpll = i;
-	mutex_init(&dev_priv->display.dpll.lock);
 }
 
 /**
-- 
2.35.1



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