[PATCH v5 3/4] drm/bridge: analogix_dp: add helpers for capture of frame CRCs

From: Tomeu Vizoso
Date: Thu Jan 12 2017 - 03:59:42 EST


Add two simple functions that just take the drm_dp_aux from our struct
and calls the corresponding DP helpers with it.

Signed-off-by: Tomeu Vizoso <tomeu.vizoso@xxxxxxxxxxxxx>
---

drivers/gpu/drm/bridge/analogix/analogix_dp_core.c | 16 ++++++++++++++++
include/drm/bridge/analogix_dp.h | 3 +++
2 files changed, 19 insertions(+)

diff --git a/drivers/gpu/drm/bridge/analogix/analogix_dp_core.c b/drivers/gpu/drm/bridge/analogix/analogix_dp_core.c
index 44c2b74bf771..f5e0379d9abe 100644
--- a/drivers/gpu/drm/bridge/analogix/analogix_dp_core.c
+++ b/drivers/gpu/drm/bridge/analogix/analogix_dp_core.c
@@ -1490,6 +1490,22 @@ int analogix_dp_resume(struct device *dev)
EXPORT_SYMBOL_GPL(analogix_dp_resume);
#endif

+int analogix_dp_start_crc(struct drm_connector *connector)
+{
+ struct analogix_dp_device *dp = to_dp(connector);
+
+ return drm_dp_start_crc(&dp->aux);
+}
+EXPORT_SYMBOL_GPL(analogix_dp_start_crc);
+
+int analogix_dp_stop_crc(struct drm_connector *connector)
+{
+ struct analogix_dp_device *dp = to_dp(connector);
+
+ return drm_dp_stop_crc(&dp->aux);
+}
+EXPORT_SYMBOL_GPL(analogix_dp_stop_crc);
+
MODULE_AUTHOR("Jingoo Han <jg1.han@xxxxxxxxxxx>");
MODULE_DESCRIPTION("Analogix DP Core Driver");
MODULE_LICENSE("GPL v2");
diff --git a/include/drm/bridge/analogix_dp.h b/include/drm/bridge/analogix_dp.h
index f6f0c062205c..c99d6eaef1ac 100644
--- a/include/drm/bridge/analogix_dp.h
+++ b/include/drm/bridge/analogix_dp.h
@@ -49,4 +49,7 @@ int analogix_dp_bind(struct device *dev, struct drm_device *drm_dev,
struct analogix_dp_plat_data *plat_data);
void analogix_dp_unbind(struct device *dev, struct device *master, void *data);

+int analogix_dp_start_crc(struct drm_connector *connector);
+int analogix_dp_stop_crc(struct drm_connector *connector);
+
#endif /* _ANALOGIX_DP_H_ */
--
2.9.3