[media] davinci: drop unused control callbacks

These callbacks are no longer used since the davinci drivers use the
control framework.

Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Cc: Prabhakar Lad <prabhakar.csengg@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
diff --git a/drivers/media/platform/davinci/ccdc_hw_device.h b/drivers/media/platform/davinci/ccdc_hw_device.h
index 86b9b35..ae5605d 100644
--- a/drivers/media/platform/davinci/ccdc_hw_device.h
+++ b/drivers/media/platform/davinci/ccdc_hw_device.h
@@ -80,13 +80,6 @@
 	/* Pointer to function to get line length */
 	unsigned int (*get_line_length) (void);
 
-	/* Query CCDC control IDs */
-	int (*queryctrl)(struct v4l2_queryctrl *qctrl);
-	/* Set CCDC control */
-	int (*set_control)(struct v4l2_control *ctrl);
-	/* Get CCDC control */
-	int (*get_control)(struct v4l2_control *ctrl);
-
 	/* Pointer to function to set frame buffer address */
 	void (*setfbaddr) (unsigned long addr);
 	/* Pointer to function to get field id */