drm/i915: Make gmbus setup take dev_priv

Simplify the code by passing the right argument in.

v2: Commit message. (Joonas Lahtinen)
Signed-off-by: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>

drivers/gpu/drm/i915/i915_drv.c

@@ -592,7 +592,7 @@ static int i915_load_modeset_init(struct drm_device *dev)
 	if (ret)
 		goto cleanup_csr;
 
-	intel_setup_gmbus(dev);
+	intel_setup_gmbus(dev_priv);
 
 	/* Important: The output setup functions called by modeset_init need
 	 * working irqs for e.g. gmbus and dp aux transfers. */
@@ -629,7 +629,7 @@ static int i915_load_modeset_init(struct drm_device *dev)
 cleanup_irq:
 	intel_guc_fini(dev_priv);
 	drm_irq_uninstall(dev);
-	intel_teardown_gmbus(dev);
+	intel_teardown_gmbus(dev_priv);
 cleanup_csr:
 	intel_csr_ucode_fini(dev_priv);
 	intel_power_domains_fini(dev_priv);

drivers/gpu/drm/i915/i915_drv.h

@@ -3478,8 +3478,8 @@ void i915_setup_sysfs(struct drm_i915_private *dev_priv);
 void i915_teardown_sysfs(struct drm_i915_private *dev_priv);
 
 /* intel_i2c.c */
-extern int intel_setup_gmbus(struct drm_device *dev);
-extern void intel_teardown_gmbus(struct drm_device *dev);
+extern int intel_setup_gmbus(struct drm_i915_private *dev_priv);
+extern void intel_teardown_gmbus(struct drm_i915_private *dev_priv);
 extern bool intel_gmbus_is_valid_pin(struct drm_i915_private *dev_priv,
 				     unsigned int pin);
 

drivers/gpu/drm/i915/intel_display.c

@@ -17162,7 +17162,7 @@ void intel_modeset_cleanup(struct drm_device *dev)
 
 	intel_cleanup_gt_powersave(dev_priv);
 
-	intel_teardown_gmbus(dev);
+	intel_teardown_gmbus(dev_priv);
 }
 
 void intel_connector_attach_encoder(struct intel_connector *connector,

drivers/gpu/drm/i915/intel_i2c.c

@@ -617,11 +617,10 @@ static const struct i2c_algorithm gmbus_algorithm = {
 
 /**
  * intel_gmbus_setup - instantiate all Intel i2c GMBuses
- * @dev: DRM device
+ * @dev_priv: i915 device private
  */
-int intel_setup_gmbus(struct drm_device *dev)
+int intel_setup_gmbus(struct drm_i915_private *dev_priv)
 {
-	struct drm_i915_private *dev_priv = to_i915(dev);
 	struct pci_dev *pdev = dev_priv->drm.pdev;
 	struct intel_gmbus *bus;
 	unsigned int pin;
@@ -724,9 +723,8 @@ void intel_gmbus_force_bit(struct i2c_adapter *adapter, bool force_bit)
 	mutex_unlock(&dev_priv->gmbus_mutex);
 }
 
-void intel_teardown_gmbus(struct drm_device *dev)
+void intel_teardown_gmbus(struct drm_i915_private *dev_priv)
 {
-	struct drm_i915_private *dev_priv = to_i915(dev);
 	struct intel_gmbus *bus;
 	unsigned int pin;