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| author | Sakari Ailus <sakari.ailus@nokia.com> | 2008-05-13 14:21:06 +0200 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@infradead.org> | 2008-07-20 12:06:01 +0200 |
| commit | 34cb61693e204897a6ae37d56a1e07d0cdd8cdbf (patch) | |
| tree | 9af06b896785b7778ea47ec3b9452cb3ae3bbaa3 | |
| parent | V4L/DVB (7886): ivtvfb: Use DMA for write() (diff) | |
| download | linux-34cb61693e204897a6ae37d56a1e07d0cdd8cdbf.tar.xz linux-34cb61693e204897a6ae37d56a1e07d0cdd8cdbf.zip | |
V4L/DVB (7897): TCM825x: Include invertation of image mirroring in configuration
Add invertation of image mirroring register bits to default
configuration.
This is useful when the camera module is e.g. mounted upside down.
Signed-off-by: Sakari Ailus <sakari.ailus@nokia.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
| -rw-r--r-- | drivers/media/video/tcm825x.c | 6 | ||||
| -rw-r--r-- | drivers/media/video/tcm825x.h | 1 |
2 files changed, 7 insertions, 0 deletions
diff --git a/drivers/media/video/tcm825x.c b/drivers/media/video/tcm825x.c index 8f0100f67a91..29991d1cf13e 100644 --- a/drivers/media/video/tcm825x.c +++ b/drivers/media/video/tcm825x.c @@ -523,6 +523,9 @@ static int ioctl_g_ctrl(struct v4l2_int_device *s, if (val < 0) return val; + if (vc->id == V4L2_CID_HFLIP || vc->id == V4L2_CID_VFLIP) + val ^= sensor->platform_data->is_upside_down(); + vc->value = val; return 0; } @@ -556,6 +559,9 @@ static int ioctl_s_ctrl(struct v4l2_int_device *s, if (lvc == NULL) return -EINVAL; + if (vc->id == V4L2_CID_HFLIP || vc->id == V4L2_CID_VFLIP) + val ^= sensor->platform_data->is_upside_down(); + val = val << lvc->start_bit; if (tcm825x_write_reg_mask(client, lvc->reg, val)) return -EIO; diff --git a/drivers/media/video/tcm825x.h b/drivers/media/video/tcm825x.h index 966765b66b3a..770ebacfa344 100644 --- a/drivers/media/video/tcm825x.h +++ b/drivers/media/video/tcm825x.h @@ -182,6 +182,7 @@ struct tcm825x_platform_data { int (*needs_reset)(struct v4l2_int_device *s, void *buf, struct v4l2_pix_format *fmt); int (*ifparm)(struct v4l2_ifparm *p); + int (*is_upside_down)(void); }; /* Array of image sizes supported by TCM825X. These must be ordered from |