drivers/media/platform/xilinx/xilinx-vtc.h

   1 /*
   2  * Xilinx Video Timing Controller
   3  *
   4  * Copyright (C) 2013-2015 Ideas on Board
   5  * Copyright (C) 2013-2015 Xilinx, Inc.
   6  *
   7  * Contacts: Hyun Kwon <hyun.kwon@xilinx.com>
   8  *           Laurent Pinchart <laurent.pinchart@ideasonboard.com>
   9  *
  10  * This program is free software; you can redistribute it and/or modify
  11  * it under the terms of the GNU General Public License version 2 as
  12  * published by the Free Software Foundation.
  13  */
  14
  15 #ifndef __XILINX_VTC_H__
  16 #define __XILINX_VTC_H__
  17
  18 struct device_node;
  19 struct xvtc_device;
  20
  21 #define XVTC_MAX_HSIZE                  8191
  22 #define XVTC_MAX_VSIZE                  8191
  23
  24 struct xvtc_config {
  25         unsigned int hblank_start;
  26         unsigned int hsync_start;
  27         unsigned int hsync_end;
  28         unsigned int hsize;
  29         unsigned int vblank_start;
  30         unsigned int vsync_start;
  31         unsigned int vsync_end;
  32         unsigned int vsize;
  33 };
  34
  35 struct xvtc_device *xvtc_of_get(struct device_node *np);
  36 void xvtc_put(struct xvtc_device *xvtc);
  37
  38 int xvtc_generator_start(struct xvtc_device *xvtc,
  39                          const struct xvtc_config *config);
  40 int xvtc_generator_stop(struct xvtc_device *xvtc);
  41
  42 #endif /* __XILINX_VTC_H__ */