media: v4l: cci: Add driver-private bit definitions

Provide a few bits for drivers to store private information on register
definitions.

Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>

diff --git a/include/media/v4l2-cci.h b/include/media/v4l2-cci.h
index f2c2962e936b8ac67e8259c19ae5cdf5d6a1ba31..ee469f03e4406e85c28d71586080ff7e32ee637d 100644 (file)
--- a/include/media/v4l2-cci.h
+++ b/include/media/v4l2-cci.h
@@ -33,6 +33,11 @@ struct cci_reg_sequence {
 #define CCI_REG_ADDR_MASK              GENMASK(15, 0)
 #define CCI_REG_WIDTH_SHIFT            16
 #define CCI_REG_WIDTH_MASK             GENMASK(19, 16)
+/*
+ * Private CCI register flags, for the use of drivers.
+ */
+#define CCI_REG_PRIVATE_SHIFT          28U
+#define CCI_REG_PRIVATE_MASK           GENMASK(31U, CCI_REG_PRIVATE_SHIFT)
 
 #define CCI_REG8(x)                    ((1 << CCI_REG_WIDTH_SHIFT) | (x))
 #define CCI_REG16(x)                   ((2 << CCI_REG_WIDTH_SHIFT) | (x))