drm/i915/hdcp: Rename comp_mutex to hdcp_mutex

Rename comp_mutex to hdcp_mutex as it does not just
protect component related variables which was a terminology
used when hdcp was to be binded as a mei component from MTL
we use gsc cs which does not use the component binding path
for HDCP.

Cc: Jani Nikula <jani.nikula@intel.com>
Cc: Ankit Nautiyal <ankit.k.nautiyal@intel.com>
Signed-off-by: Suraj Kandpal <suraj.kandpal@intel.com>
Reviewed-by: Chaitanya Kumar Borah <chaitanya.kumar.borah@intel.com>
Signed-off-by: Ankit Nautiyal <ankit.k.nautiyal@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20230529110740.1522985-4-suraj.kandpal@intel.com

drivers/gpu/drm/i915/display/intel_display_core.h

@@ -404,8 +404,8 @@ struct intel_display {
 		 * this is only populated post Meteorlake
 		 */
 		struct intel_hdcp_gsc_message *hdcp_message;
-		/* Mutex to protect the above hdcp component related values. */
-		struct mutex comp_mutex;
+		/* Mutex to protect the above hdcp related values. */
+		struct mutex hdcp_mutex;
 	} hdcp;
 
 	struct {

drivers/gpu/drm/i915/display/intel_hdcp_gsc.c

@@ -704,12 +704,12 @@ int intel_hdcp_gsc_init(struct drm_i915_private *i915)
 	if (!data)
 		return -ENOMEM;
 
-	mutex_lock(&i915->display.hdcp.comp_mutex);
+	mutex_lock(&i915->display.hdcp.hdcp_mutex);
 	i915->display.hdcp.arbiter = data;
 	i915->display.hdcp.arbiter->hdcp_dev = i915->drm.dev;
 	i915->display.hdcp.arbiter->ops = &gsc_hdcp_ops;
 	ret = intel_hdcp_gsc_hdcp2_init(i915);
-	mutex_unlock(&i915->display.hdcp.comp_mutex);
+	mutex_unlock(&i915->display.hdcp.hdcp_mutex);
 
 	return ret;
 }

drivers/gpu/drm/i915/i915_driver.c

@@ -222,7 +222,7 @@ static int i915_driver_early_probe(struct drm_i915_private *dev_priv)
 	mutex_init(&dev_priv->display.audio.mutex);
 	mutex_init(&dev_priv->display.wm.wm_mutex);
 	mutex_init(&dev_priv->display.pps.mutex);
-	mutex_init(&dev_priv->display.hdcp.comp_mutex);
+	mutex_init(&dev_priv->display.hdcp.hdcp_mutex);
 
 	i915_memcpy_init_early(dev_priv);
 	intel_runtime_pm_init_early(&dev_priv->runtime_pm);