[Intel-gfx] [PATCH 2/2] drm/i915: Only initialize dlk phy lock in display 12 and newer

[José Roberto de Souza]

This spin lock will not be used in older display versions, so no need
to initialize it.

Cc: intel-gfx at lists.freedesktop.org
Cc: intel-xe at lists.freedesktop.org
Reviewed-by: Rodrigo Vivi <rodrigo.vivi at intel.com>
Signed-off-by: José Roberto de Souza <jose.souza at intel.com>
---
 drivers/gpu/drm/i915/display/intel_dkl_phy.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/i915/display/intel_dkl_phy.c b/drivers/gpu/drm/i915/display/intel_dkl_phy.c
index 5bce7b5b27bc7..1c5d410b74e5d 100644
--- a/drivers/gpu/drm/i915/display/intel_dkl_phy.c
+++ b/drivers/gpu/drm/i915/display/intel_dkl_phy.c
@@ -108,5 +108,6 @@ intel_dkl_phy_posting_read(struct drm_i915_private *i915, struct intel_dkl_phy_r
 void
 intel_dkl_phy_init(struct drm_i915_private *i915)
 {
-	spin_lock_init(&i915->display.dkl.phy_lock);
+	if (DISPLAY_VER(i915) >= 12)
+		spin_lock_init(&i915->display.dkl.phy_lock);
 }
-- 
2.40.0