[PATCH v2 41/66] media: sun6i-csi: Add bridge dimensions and format helpers

Paul Kocialkowski paul.kocialkowski at bootlin.com
Sat Feb 5 10:54:04 PST 2022


Introduce new helpers to ease getting information about the bridge.

Signed-off-by: Paul Kocialkowski <paul.kocialkowski at bootlin.com>
---
 .../sunxi/sun6i-csi/sun6i_csi_bridge.c        | 20 +++++++++++++++++++
 .../sunxi/sun6i-csi/sun6i_csi_bridge.h        |  7 +++++++
 2 files changed, 27 insertions(+)

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 74706d883359..5e2d4ffd9932 100644
--- 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 2ee7878102b6..afef17b5a788 100644
--- a/drivers/media/platform/sunxi/sun6i-csi/sun6i_csi_bridge.h
+++ b/drivers/media/platform/sunxi/sun6i-csi/sun6i_csi_bridge.h
@@ -36,6 +36,13 @@ struct sun6i_csi_bridge {
 	struct sun6i_csi_bridge_source	*source;
 };
 
+/* 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);
-- 
2.34.1




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