diff options
| author | Kuninori Morimoto <morimoto.kuninori@renesas.com> | 2009-03-31 08:44:22 +0200 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2009-04-07 02:43:49 +0200 |
| commit | db6cbc8cf2fa699a876e4f76ef069b9a2861900a (patch) | |
| tree | 91d7df064f6f874126b88b61f5d6fb3f94e33048 /include/media | |
| parent | V4L/DVB (11326): mt9m001: fix advertised pixel clock polarity (diff) | |
| download | linux-db6cbc8cf2fa699a876e4f76ef069b9a2861900a.tar.xz linux-db6cbc8cf2fa699a876e4f76ef069b9a2861900a.zip | |
V4L/DVB (11327): ov772x: add edge contrl support
Signed-off-by: Kuninori Morimoto <morimoto.kuninori@renesas.com>
Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'include/media')
| -rw-r--r-- | include/media/ov772x.h | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/include/media/ov772x.h b/include/media/ov772x.h index 57db48dd85b8..30d9629198ef 100644 --- a/include/media/ov772x.h +++ b/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__ */ |