UPSTREAM: drm/i915/intel_i2c: refactor using intel_gmbus_get_adapter

[cascardo/linux.git] / drivers / gpu / drm / i915 / intel_i2c.c

diff --git a/drivers/gpu/drm/i915/intel_i2c.c b/drivers/gpu/drm/i915/intel_i2c.c
index 1bb6362..2f65d01 100644 (file)
--- a/drivers/gpu/drm/i915/intel_i2c.c
+++ b/drivers/gpu/drm/i915/intel_i2c.c
@@ -449,6 +449,14 @@ err:
        return ret;
 }
 
+struct i2c_adapter *intel_gmbus_get_adapter(struct drm_i915_private *dev_priv,
+                                           unsigned port)
+{
+       WARN_ON(!intel_gmbus_is_port_valid(port));
+       return (intel_gmbus_is_port_valid(port)) ?
+               &dev_priv->gmbus[port].adapter : NULL;
+}
+
 void intel_gmbus_set_speed(struct i2c_adapter *adapter, int speed)
 {
        struct intel_gmbus *bus = to_intel_gmbus(adapter);