diff options
| author | Thierry MERLE <thierry.merle@free.fr> | 2008-01-09 17:34:53 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@infradead.org> | 2008-01-25 19:04:46 -0200 |
| commit | c6243d9c3de82e46467c88898db45ca14b6843a0 (patch) | |
| tree | d9871d38afaae51521f3d3676d9e3b4a7326b57c /drivers/media/video/usbvision | |
| parent | eeec4b3853a8af0cd2b42af24b9e8fd0e0ef1f8a (diff) | |
V4L/DVB (6995): ubvision: add adjust_X_Offset/adjust_Y_Offset parms
Add adjust_X_Offset/adjust_Y_Offset module parameters to allow users
to tune X and Y picture offsets for their almost-working tuners without
repetitive recompilation.
Signed-off-by: Thierry MERLE <thierry.merle@free.fr>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
Diffstat (limited to 'drivers/media/video/usbvision')
| -rw-r--r-- | drivers/media/video/usbvision/usbvision-core.c | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/drivers/media/video/usbvision/usbvision-core.c b/drivers/media/video/usbvision/usbvision-core.c index 9e404b87d000..1e52a0387aa5 100644 --- a/drivers/media/video/usbvision/usbvision-core.c +++ b/drivers/media/video/usbvision/usbvision-core.c @@ -69,6 +69,15 @@ static int SwitchSVideoInput = 0; // To help people with Black and White outpu module_param(SwitchSVideoInput, int, 0444); MODULE_PARM_DESC(SwitchSVideoInput, " Set the S-Video input. Some cables and input device are wired differently. Default: 0 (Off)"); +static unsigned int adjust_X_Offset = -1; +module_param(adjust_X_Offset, int, 0644); +MODULE_PARM_DESC(adjust_X_Offset, "adjust X offset display [core]"); + +static unsigned int adjust_Y_Offset = -1; +module_param(adjust_Y_Offset, int, 0644); +MODULE_PARM_DESC(adjust_Y_Offset, "adjust Y offset display [core]"); + + #define ENABLE_HEXDUMP 0 /* Enable if you need it */ @@ -2097,11 +2106,21 @@ int usbvision_set_input(struct usb_usbvision *usbvision) value[5]=(usbvision_device_data[usbvision->DevModel].X_Offset & 0x0300) >> 8; } + if (adjust_X_Offset != -1) { + value[4] = adjust_X_Offset & 0xff; + value[5] = (adjust_X_Offset & 0x0300) >> 8; + } + if (usbvision_device_data[usbvision->DevModel].Y_Offset >= 0) { value[6]=usbvision_device_data[usbvision->DevModel].Y_Offset & 0xff; value[7]=(usbvision_device_data[usbvision->DevModel].Y_Offset & 0x0300) >> 8; } + if (adjust_Y_Offset != -1) { + value[6] = adjust_Y_Offset & 0xff; + value[7] = (adjust_Y_Offset & 0x0300) >> 8; + } + rc = usb_control_msg(usbvision->dev, usb_sndctrlpipe(usbvision->dev, 1), USBVISION_OP_CODE, /* USBVISION specific code */ USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_ENDPOINT, 0, |