media: sun6i-csi: Add bridge dimensions and format helpers

Introduce new helpers to ease getting information about the bridge.

Signed-off-by: Paul Kocialkowski <paul.kocialkowski@bootlin.com>
Acked-by: Jernej Skrabec <jernej.skrabec@gmail.com>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@kernel.org>

diff --git a/drivers/media/platform/sunxi/sun6i-csi/sun6i_csi_bridge.c b/drivers/media/platform/sunxi/sun6i-csi/sun6i_csi_bridge.c
index cac1b15..b98a1e1 100644 (file)
--- a/drivers/media/platform/sunxi/sun6i-csi/sun6i_csi_bridge.c
+++ b/drivers/media/platform/sunxi/sun6i-csi/sun6i_csi_bridge.c
@@ -12,6 +12,26 @@
 #include "sun6i_csi.h"
 #include "sun6i_csi_bridge.h"
 
+/* Helpers */
+
+void sun6i_csi_bridge_dimensions(struct sun6i_csi_device *csi_dev,
+                                unsigned int *width, unsigned int *height)
+{
+       if (width)
+               *width = csi_dev->bridge.mbus_format.width;
+       if (height)
+               *height = csi_dev->bridge.mbus_format.height;
+}
+
+void sun6i_csi_bridge_format(struct sun6i_csi_device *csi_dev,
+                            u32 *mbus_code, u32 *field)
+{
+       if (mbus_code)
+               *mbus_code = csi_dev->bridge.mbus_format.code;
+       if (field)
+               *field = csi_dev->bridge.mbus_format.field;
+}
+
 /* Format */
 
 static const u32 sun6i_csi_bridge_mbus_codes[] = {

diff --git a/drivers/media/platform/sunxi/sun6i-csi/sun6i_csi_bridge.h b/drivers/media/platform/sunxi/sun6i-csi/sun6i_csi_bridge.h
index f9bf87b..5e6448a 100644 (file)
--- a/drivers/media/platform/sunxi/sun6i-csi/sun6i_csi_bridge.h
+++ b/drivers/media/platform/sunxi/sun6i-csi/sun6i_csi_bridge.h
@@ -41,6 +41,13 @@ struct sun6i_csi_bridge {
        struct sun6i_csi_bridge_source  source_parallel;
 };
 
+/* Helpers */
+
+void sun6i_csi_bridge_dimensions(struct sun6i_csi_device *csi_dev,
+                                unsigned int *width, unsigned int *height);
+void sun6i_csi_bridge_format(struct sun6i_csi_device *csi_dev,
+                            u32 *mbus_code, u32 *field);
+
 /* Bridge */
 
 int sun6i_csi_bridge_setup(struct sun6i_csi_device *csi_dev);