diff options
| author | Laurent Pinchart <laurent.pinchart@ideasonboard.com> | 2014-03-26 11:46:25 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@osg.samsung.com> | 2015-04-03 01:01:37 -0300 |
| commit | 40ac9b196d07813132e2d5a14aae40d5812f131e (patch) | |
| tree | bba3da9b78faedb8706dfe3cdc051b51731a4256 /drivers/media/platform/xilinx/xilinx-vtc.h | |
| parent | df3305156f989339529b3d6744b898d498fb1f7b (diff) | |
| download | linux-40ac9b196d07813132e2d5a14aae40d5812f131e.tar.gz | |
[media] v4l: xilinx: Add Video Timing Controller driver
The Video Timing Controller (VTC) includes a timing detector and/or a
timing generator. Only the generator is currently supported.
Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
Acked-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
Diffstat (limited to 'drivers/media/platform/xilinx/xilinx-vtc.h')
| -rw-r--r-- | drivers/media/platform/xilinx/xilinx-vtc.h | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/drivers/media/platform/xilinx/xilinx-vtc.h b/drivers/media/platform/xilinx/xilinx-vtc.h new file mode 100644 index 000000000000..e1bb2cfcf428 --- /dev/null +++ b/drivers/media/platform/xilinx/xilinx-vtc.h @@ -0,0 +1,42 @@ +/* + * Xilinx Video Timing Controller + * + * Copyright (C) 2013-2015 Ideas on Board + * Copyright (C) 2013-2015 Xilinx, Inc. + * + * Contacts: Hyun Kwon <hyun.kwon@xilinx.com> + * Laurent Pinchart <laurent.pinchart@ideasonboard.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#ifndef __XILINX_VTC_H__ +#define __XILINX_VTC_H__ + +struct device_node; +struct xvtc_device; + +#define XVTC_MAX_HSIZE 8191 +#define XVTC_MAX_VSIZE 8191 + +struct xvtc_config { + unsigned int hblank_start; + unsigned int hsync_start; + unsigned int hsync_end; + unsigned int hsize; + unsigned int vblank_start; + unsigned int vsync_start; + unsigned int vsync_end; + unsigned int vsize; +}; + +struct xvtc_device *xvtc_of_get(struct device_node *np); +void xvtc_put(struct xvtc_device *xvtc); + +int xvtc_generator_start(struct xvtc_device *xvtc, + const struct xvtc_config *config); +int xvtc_generator_stop(struct xvtc_device *xvtc); + +#endif /* __XILINX_VTC_H__ */ |