Signed-off-by: Kuninori Morimoto <[email protected]>
---
v2 -> v3
o use edgectrl.strength for judge
Sorry for my miss-understanding.
This patch use edgectrl.strength for judgement.
And the explain in the comment has all.
My datasheet doesn't have details more than this explain.
drivers/media/video/ov772x.c | 25 +++++++++++++++++++++++++
include/media/ov772x.h | 21 +++++++++++++++++++++
2 files changed, 46 insertions(+), 0 deletions(-)
diff --git a/drivers/media/video/ov772x.c b/drivers/media/video/ov772x.c
index 34c9819..3226c43 100644
--- a/drivers/media/video/ov772x.c
+++ b/drivers/media/video/ov772x.c
@@ -816,6 +816,31 @@ static int ov772x_set_params(struct ov772x_priv *priv, u32
width, u32 height,
ov772x_reset(priv->client);
/*
+ * set Edge Ctrl
+ */
+ if (priv->info->edgectrl.strength) {
+ ret = ov772x_mask_set(priv->client, EDGE0, 0x1F,
+ priv->info->edgectrl.strength);
+ if (ret < 0)
+ goto ov772x_set_fmt_error;
+
+ ret = ov772x_mask_set(priv->client, EDGE1, 0x0F,
+ priv->info->edgectrl.threshold);
+ if (ret < 0)
+ goto ov772x_set_fmt_error;
+
+ ret = ov772x_mask_set(priv->client, EDGE2, 0xFF,
+ priv->info->edgectrl.upper);
+ if (ret < 0)
+ goto ov772x_set_fmt_error;
+
+ ret = ov772x_mask_set(priv->client, EDGE3, 0xFF,
+ priv->info->edgectrl.lower);
+ if (ret < 0)
+ goto ov772x_set_fmt_error;
+ }
+
+ /*
* set size format
*/
ret = ov772x_write_array(priv->client, priv->win->regs);
diff --git a/include/media/ov772x.h b/include/media/ov772x.h
index 57db48d..cfdd80e 100644
--- a/include/media/ov772x.h
+++ b/include/media/ov772x.h
@@ -17,10 +17,31 @@
#define OV772X_FLAG_VFLIP 0x00000001 /* Vertical flip image */
#define OV772X_FLAG_HFLIP 0x00000002 /* Horizontal flip image */
+/*
+ * for Edge ctrl
+ */
+struct ov772x_edge_ctrl {
+ unsigned char strength; /* strength control */
+ unsigned char threshold; /* threshold detection */
+ unsigned char upper; /* strength upper limit */
+ unsigned char lower; /* strength lower limit */
+};
+
+#define OV772X_EDGECTRL(s, t, u, l) \
+ {.strength = (s & 0x1F),\
+ .threshold = (t & 0x0F),\
+ .upper = (u & 0xFF),\
+ .lower = (l & 0xFF),\
+ }
+
+/*
+ * 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__ */
--
1.5.6.3
--
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