From 5e8385995e4d6c1811a1b8e5e819094658cdb77c Mon Sep 17 00:00:00 2001
From: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Date: Tue, 31 Mar 2009 08:44:22 +0200
Subject: ov772x: add edge contrl support From: Kuninori Morimoto
<morimoto.kuninori@renesas.com>
Signed-off-by: Kuninori Morimoto <morimoto.kuninori@renesas.com>
Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
---
drivers/media/video/ov772x.c | 63 +++++++++++++++++++++++++++++++++++++++--
include/media/ov772x.h | 35 +++++++++++++++++++++++
2 files changed, 94 insertions(+), 4 deletions(-)
---
linux/include/media/ov772x.h | 35 +++++++++++++++++++++++++++++++++++
1 file changed, 35 insertions(+)
(limited to 'linux/include/media/ov772x.h')
diff --git a/linux/include/media/ov772x.h b/linux/include/media/ov772x.h
index 57db48dd8..30d962919 100644
--- a/linux/include/media/ov772x.h
+++ b/linux/include/media/ov772x.h
@@ -17,10 +17,45 @@
#define OV772X_FLAG_VFLIP 0x00000001 /* Vertical flip image */
#define OV772X_FLAG_HFLIP 0x00000002 /* Horizontal flip image */
+/*
+ * for Edge ctrl
+ *
+ * strength also control Auto or Manual Edge Control Mode
+ * see also OV772X_MANUAL_EDGE_CTRL
+ */
+struct ov772x_edge_ctrl {
+ unsigned char strength;
+ unsigned char threshold;
+ unsigned char upper;
+ unsigned char lower;
+};
+
+#define OV772X_MANUAL_EDGE_CTRL 0x80 /* un-used bit of strength */
+#define EDGE_STRENGTH_MASK 0x1F
+#define EDGE_THRESHOLD_MASK 0x0F
+#define EDGE_UPPER_MASK 0xFF
+#define EDGE_LOWER_MASK 0xFF
+
+#define OV772X_AUTO_EDGECTRL(u, l) \
+{ \
+ .upper = (u & EDGE_UPPER_MASK), \
+ .lower = (l & EDGE_LOWER_MASK), \
+}
+
+#define OV772X_MANUAL_EDGECTRL(s, t) \
+{ \
+ .strength = (s & EDGE_STRENGTH_MASK) | OV772X_MANUAL_EDGE_CTRL,\
+ .threshold = (t & EDGE_THRESHOLD_MASK), \
+}
+
+/*
+ * ov772x camera info
+ */
struct ov772x_camera_info {
unsigned long buswidth;
unsigned long flags;
struct soc_camera_link link;
+ struct ov772x_edge_ctrl edgectrl;
};
#endif /* __OV772X_H__ */
--
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