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V4L/DVB (7897): TCM825x: Include invertation of image mirroring in configuration

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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>
This commit is contained in:
Sakari Ailus 2008-05-13 09:21:06 -03:00 committed by Mauro Carvalho Chehab
parent 4cbeb37114
commit 34cb61693e
2 changed files with 7 additions and 0 deletions
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6
drivers/media/video/tcm825x.c
View File

@ -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;

1
drivers/media/video/tcm825x.h
View File

@ -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