[PATCH 08/28] drm/i915/writeback: Define the get_connector_from_writeback hook

[Suraj Kandpal]

Define the get_connector_from_writeback hook to get the drm_connector
from drm_writeback_connector.

Signed-off-by: Suraj Kandpal <suraj.kand...@intel.com>
---
 drivers/gpu/drm/i915/display/intel_writeback.c | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/drivers/gpu/drm/i915/display/intel_writeback.c 
b/drivers/gpu/drm/i915/display/intel_writeback.c
index 1ff078a191df..02f4910d7797 100644
--- a/drivers/gpu/drm/i915/display/intel_writeback.c
+++ b/drivers/gpu/drm/i915/display/intel_writeback.c
@@ -43,6 +43,13 @@ static struct intel_writeback_connector
                            connector);
 }
 
+static struct intel_writeback_connector
+*to_intel_writeback_connector(struct drm_writeback_connector *wb_conn)
+{
+       return container_of(wb_conn, struct intel_writeback_connector,
+                           base);
+}
+
 static int intel_writeback_connector_init(struct intel_connector *connector)
 {
        struct intel_digital_connector_state *conn_state;
@@ -77,6 +84,15 @@ intel_get_writeback_connector(struct drm_connector 
*connector)
        return &wb_conn->base;
 }
 
+static struct drm_connector *
+intel_get_connector_from_writeback(struct drm_writeback_connector *connector)
+{
+       struct intel_writeback_connector *wb_conn =
+               to_intel_writeback_connector(connector);
+
+       return &wb_conn->connector.base;
+}
+
 static const struct drm_encoder_funcs drm_writeback_encoder_funcs = {
        .destroy = drm_encoder_cleanup,
 };
@@ -92,6 +108,7 @@ static const struct drm_connector_helper_funcs 
conn_helper_funcs = {
 };
 
 static const struct drm_writeback_connector_helper_funcs 
writeback_conn_helper_funcs = {
+       .get_connector_from_writeback = intel_get_connector_from_writeback,
 };
 
 int intel_writeback_init(struct intel_display *display)
-- 
2.34.1