diff options
author | Frank Schäfer <fschaefer.oss@googlemail.com> | 2012-09-23 13:29:42 (GMT) |
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committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2012-11-21 15:02:08 (GMT) |
commit | 6f9b33123cc1a4bc3f0069be6f0cb7f325ee2fbd (patch) | |
tree | bda23ae0c3f2213b05c58c5121ae115706a7bccd /drivers/media | |
parent | 2902fb7e0c74c9c3ed921acdaad447ef178fd32e (diff) | |
download | linux-fsl-qoriq-6f9b33123cc1a4bc3f0069be6f0cb7f325ee2fbd.tar.xz |
[media] gspca_pac7302: correct register documentation
R,G,B balance registers are 0x01-0x03 instead of 0x02-0x04,
which lead to the wrong conclusion that values are inverted.
Exposure is controlled via page 3 registers and this is already documented.
Also fix a whitespace issue.
Signed-off-by: Frank Schäfer <fschaefer.oss@googlemail.com>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media')
-rw-r--r-- | drivers/media/usb/gspca/pac7302.c | 11 |
1 files changed, 5 insertions, 6 deletions
diff --git a/drivers/media/usb/gspca/pac7302.c b/drivers/media/usb/gspca/pac7302.c index 2d5c6d83..4894ac1 100644 --- a/drivers/media/usb/gspca/pac7302.c +++ b/drivers/media/usb/gspca/pac7302.c @@ -29,14 +29,13 @@ * Register page 0: * * Address Description - * 0x02 Red balance control - * 0x03 Green balance control - * 0x04 Blue balance control - * Valus are inverted (0=max, 255=min). + * 0x01 Red balance control + * 0x02 Green balance control + * 0x03 Blue balance control * The Windows driver uses a quadratic approach to map * the settable values (0-200) on register values: - * min=0x80, default=0x40, max=0x20 - * 0x0f-0x20 Colors, saturation and exposure control + * min=0x20, default=0x40, max=0x80 + * 0x0f-0x20 Color and saturation control * 0xa2-0xab Brightness, contrast and gamma control * 0xb6 Sharpness control (bits 0-4) * |