drivers/staging/media/atomisp/pci/atomisp2/atomisp_csi2.h

   1 /*
   2  * Support for Medifield PNW Camera Imaging ISP subsystem.
   3  *
   4  * Copyright (c) 2010 Intel Corporation. All Rights Reserved.
   5  *
   6  * This program is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU General Public License version
   8  * 2 as published by the Free Software Foundation.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License
  16  * along with this program; if not, write to the Free Software
  17  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
  18  * 02110-1301, USA.
  19  *
  20  */
  21 #ifndef __ATOMISP_CSI2_H__
  22 #define __ATOMISP_CSI2_H__
  23
  24 #include <media/v4l2-subdev.h>
  25 #include <media/v4l2-ctrls.h>
  26
  27 #define CSI2_PAD_SINK           0
  28 #define CSI2_PAD_SOURCE         1
  29 #define CSI2_PADS_NUM           2
  30
  31 #define CSI2_OUTPUT_ISP_SUBDEV  (1 << 0)
  32 #define CSI2_OUTPUT_MEMORY      (1 << 1)
  33
  34 struct atomisp_device;
  35 struct v4l2_device;
  36 struct atomisp_sub_device;
  37
  38 struct atomisp_mipi_csi2_device {
  39         struct v4l2_subdev subdev;
  40         struct media_pad pads[CSI2_PADS_NUM];
  41         struct v4l2_mbus_framefmt formats[CSI2_PADS_NUM];
  42
  43         struct v4l2_ctrl_handler ctrls;
  44         struct atomisp_device *isp;
  45
  46         u32 output; /* output direction */
  47 };
  48
  49 int atomisp_csi2_set_ffmt(struct v4l2_subdev *sd, struct v4l2_subdev_pad_config *cfg,
  50                           unsigned int which, uint16_t pad,
  51                           struct v4l2_mbus_framefmt *ffmt);
  52 int atomisp_mipi_csi2_init(struct atomisp_device *isp);
  53 void atomisp_mipi_csi2_cleanup(struct atomisp_device *isp);
  54 void atomisp_mipi_csi2_unregister_entities(
  55                                         struct atomisp_mipi_csi2_device *csi2);
  56 int atomisp_mipi_csi2_register_entities(struct atomisp_mipi_csi2_device *csi2,
  57                         struct v4l2_device *vdev);
  58
  59 void atomisp_csi2_configure(struct atomisp_sub_device *asd);
  60
  61 #endif /* __ATOMISP_CSI2_H__ */