[PATCH v6 05/10] drm/hdcp: gathering hdcp related code into drm_hdcp.c

[Ramalingam C <ramalingam.c@intel.com>]

Considering the significant size of hdcp related code in drm, all
hdcp related codes are moved into separate file called drm_hdcp.c.

v2:
  Rebased.
v2:
  Rebased.

Signed-off-by: Ramalingam C <ramalingam.c@intel.com>
Suggested-by: Daniel Vetter <daniel@ffwll.ch>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
---
 drivers/gpu/drm/drm_connector.c | 44 ------------------------------
 drivers/gpu/drm/drm_hdcp.c      | 47 +++++++++++++++++++++++++++++++++
 include/drm/drm_connector.h     |  2 --
 include/drm/drm_hdcp.h          |  3 +++
 4 files changed, 50 insertions(+), 46 deletions(-)

diff --git a/drivers/gpu/drm/drm_connector.c b/drivers/gpu/drm/drm_connector.c
index 7c0eda9cca60..764c7903edf6 100644
--- a/drivers/gpu/drm/drm_connector.c
+++ b/drivers/gpu/drm/drm_connector.c
@@ -823,13 +823,6 @@ static const struct drm_prop_enum_list drm_tv_subconnector_enum_list[] = {
 DRM_ENUM_NAME_FN(drm_get_tv_subconnector_name,
 		 drm_tv_subconnector_enum_list)
 
-static struct drm_prop_enum_list drm_cp_enum_list[] = {
-	{ DRM_MODE_CONTENT_PROTECTION_UNDESIRED, "Undesired" },
-	{ DRM_MODE_CONTENT_PROTECTION_DESIRED, "Desired" },
-	{ DRM_MODE_CONTENT_PROTECTION_ENABLED, "Enabled" },
-};
-DRM_ENUM_NAME_FN(drm_get_content_protection_name, drm_cp_enum_list)
-
 static const struct drm_prop_enum_list hdmi_colorspaces[] = {
 	/* For Default case, driver will set the colorspace */
 	{ DRM_MODE_COLORIMETRY_DEFAULT, "Default" },
@@ -1515,43 +1508,6 @@ int drm_connector_attach_scaling_mode_property(struct drm_connector *connector,
 }
 EXPORT_SYMBOL(drm_connector_attach_scaling_mode_property);
 
-/**
- * drm_connector_attach_content_protection_property - attach content protection
- * property
- *
- * @connector: connector to attach CP property on.
- *
- * This is used to add support for content protection on select connectors.
- * Content Protection is intentionally vague to allow for different underlying
- * technologies, however it is most implemented by HDCP.
- *
- * The content protection will be set to &drm_connector_state.content_protection
- *
- * Returns:
- * Zero on success, negative errno on failure.
- */
-int drm_connector_attach_content_protection_property(
-		struct drm_connector *connector)
-{
-	struct drm_device *dev = connector->dev;
-	struct drm_property *prop =
-			dev->mode_config.content_protection_property;
-
-	if (!prop)
-		prop = drm_property_create_enum(dev, 0, "Content Protection",
-						drm_cp_enum_list,
-						ARRAY_SIZE(drm_cp_enum_list));
-	if (!prop)
-		return -ENOMEM;
-
-	drm_object_attach_property(&connector->base, prop,
-				   DRM_MODE_CONTENT_PROTECTION_UNDESIRED);
-	dev->mode_config.content_protection_property = prop;
-
-	return 0;
-}
-EXPORT_SYMBOL(drm_connector_attach_content_protection_property);
-
 /**
  * drm_mode_create_aspect_ratio_property - create aspect ratio property
  * @dev: DRM device
diff --git a/drivers/gpu/drm/drm_hdcp.c b/drivers/gpu/drm/drm_hdcp.c
index dc0e13409221..ff3fb2326b46 100644
--- a/drivers/gpu/drm/drm_hdcp.c
+++ b/drivers/gpu/drm/drm_hdcp.c
@@ -17,6 +17,9 @@
 #include <drm/drm_sysfs.h>
 #include <drm/drm_print.h>
 #include <drm/drm_device.h>
+#include <drm/drm_property.h>
+#include <drm/drm_mode_object.h>
+#include <drm/drm_connector.h>
 
 struct hdcp_srm {
 	u8 *srm_buf;
@@ -340,3 +343,47 @@ void drm_teardown_hdcp_srm(struct class *drm_class)
 		kfree(srm_data);
 	}
 }
+
+static struct drm_prop_enum_list drm_cp_enum_list[] = {
+	{ DRM_MODE_CONTENT_PROTECTION_UNDESIRED, "Undesired" },
+	{ DRM_MODE_CONTENT_PROTECTION_DESIRED, "Desired" },
+	{ DRM_MODE_CONTENT_PROTECTION_ENABLED, "Enabled" },
+};
+DRM_ENUM_NAME_FN(drm_get_content_protection_name, drm_cp_enum_list)
+
+/**
+ * drm_connector_attach_content_protection_property - attach content protection
+ * property
+ *
+ * @connector: connector to attach CP property on.
+ *
+ * This is used to add support for content protection on select connectors.
+ * Content Protection is intentionally vague to allow for different underlying
+ * technologies, however it is most implemented by HDCP.
+ *
+ * The content protection will be set to &drm_connector_state.content_protection
+ *
+ * Returns:
+ * Zero on success, negative errno on failure.
+ */
+int drm_connector_attach_content_protection_property(
+		struct drm_connector *connector)
+{
+	struct drm_device *dev = connector->dev;
+	struct drm_property *prop =
+			dev->mode_config.content_protection_property;
+
+	if (!prop)
+		prop = drm_property_create_enum(dev, 0, "Content Protection",
+						drm_cp_enum_list,
+						ARRAY_SIZE(drm_cp_enum_list));
+	if (!prop)
+		return -ENOMEM;
+
+	drm_object_attach_property(&connector->base, prop,
+				   DRM_MODE_CONTENT_PROTECTION_UNDESIRED);
+	dev->mode_config.content_protection_property = prop;
+
+	return 0;
+}
+EXPORT_SYMBOL(drm_connector_attach_content_protection_property);
diff --git a/include/drm/drm_connector.h b/include/drm/drm_connector.h
index 5e41942e5679..da9e1f087fe4 100644
--- a/include/drm/drm_connector.h
+++ b/include/drm/drm_connector.h
@@ -1339,8 +1339,6 @@ int drm_connector_attach_scaling_mode_property(struct drm_connector *connector,
 					       u32 scaling_mode_mask);
 int drm_connector_attach_vrr_capable_property(
 		struct drm_connector *connector);
-int drm_connector_attach_content_protection_property(
-		struct drm_connector *connector);
 int drm_mode_create_aspect_ratio_property(struct drm_device *dev);
 int drm_mode_create_colorspace_property(struct drm_connector *connector);
 int drm_mode_create_content_type_property(struct drm_device *dev);
diff --git a/include/drm/drm_hdcp.h b/include/drm/drm_hdcp.h
index 292998a2497f..199d62c78d56 100644
--- a/include/drm/drm_hdcp.h
+++ b/include/drm/drm_hdcp.h
@@ -286,7 +286,10 @@ struct hdcp_srm_header {
 } __packed;
 
 struct drm_device;
+struct drm_connector;
 
 bool drm_hdcp_check_ksvs_revoked(struct drm_device *dev,
 				 u8 *ksvs, u32 ksv_count);
+int drm_connector_attach_content_protection_property(
+		struct drm_connector *connector);
 #endif
-- 
2.19.1

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