V4L/DVB (12249): v4l: ccdc hw device header file for vpfe capture

Adds ccdc hw device header for vpfe capture driver

Reviewed by: Hans Verkuil <hverkuil@xs4all.nl>
Reviewed by: Laurent Pinchart <laurent.pinchart@skynet.be>

Signed-off-by: Muralidharan Karicheri <m-karicheri2@ti.com>
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

diff --git a/drivers/media/video/davinci/ccdc_hw_device.h b/drivers/media/video/davinci/ccdc_hw_device.h
new file mode 100644 (file)
index 0000000..86b9b35
--- /dev/null
+++ b/drivers/media/video/davinci/ccdc_hw_device.h
@@ -0,0 +1,110 @@
+/*
+ * Copyright (C) 2008-2009 Texas Instruments Inc
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ *
+ * ccdc device API
+ */
+#ifndef _CCDC_HW_DEVICE_H
+#define _CCDC_HW_DEVICE_H
+
+#ifdef __KERNEL__
+#include <linux/videodev2.h>
+#include <linux/device.h>
+#include <media/davinci/vpfe_types.h>
+#include <media/davinci/ccdc_types.h>
+
+/*
+ * ccdc hw operations
+ */
+struct ccdc_hw_ops {
+       /* Pointer to initialize function to initialize ccdc device */
+       int (*open) (struct device *dev);
+       /* Pointer to deinitialize function */
+       int (*close) (struct device *dev);
+       /* set ccdc base address */
+       void (*set_ccdc_base)(void *base, int size);
+       /* Pointer to function to enable or disable ccdc */
+       void (*enable) (int en);
+       /* reset sbl. only for 6446 */
+       void (*reset) (void);
+       /* enable output to sdram */
+       void (*enable_out_to_sdram) (int en);
+       /* Pointer to function to set hw parameters */
+       int (*set_hw_if_params) (struct vpfe_hw_if_param *param);
+       /* get interface parameters */
+       int (*get_hw_if_params) (struct vpfe_hw_if_param *param);
+       /*
+        * Pointer to function to set parameters. Used
+        * for implementing VPFE_S_CCDC_PARAMS
+        */
+       int (*set_params) (void *params);
+       /*
+        * Pointer to function to get parameter. Used
+        * for implementing VPFE_G_CCDC_PARAMS
+        */
+       int (*get_params) (void *params);
+       /* Pointer to function to configure ccdc */
+       int (*configure) (void);
+
+       /* Pointer to function to set buffer type */
+       int (*set_buftype) (enum ccdc_buftype buf_type);
+       /* Pointer to function to get buffer type */
+       enum ccdc_buftype (*get_buftype) (void);
+       /* Pointer to function to set frame format */
+       int (*set_frame_format) (enum ccdc_frmfmt frm_fmt);
+       /* Pointer to function to get frame format */
+       enum ccdc_frmfmt (*get_frame_format) (void);
+       /* enumerate hw pix formats */
+       int (*enum_pix)(u32 *hw_pix, int i);
+       /* Pointer to function to set buffer type */
+       u32 (*get_pixel_format) (void);
+       /* Pointer to function to get pixel format. */
+       int (*set_pixel_format) (u32 pixfmt);
+       /* Pointer to function to set image window */
+       int (*set_image_window) (struct v4l2_rect *win);
+       /* Pointer to function to set image window */
+       void (*get_image_window) (struct v4l2_rect *win);
+       /* Pointer to function to get line length */
+       unsigned int (*get_line_length) (void);
+
+       /* Query CCDC control IDs */
+       int (*queryctrl)(struct v4l2_queryctrl *qctrl);
+       /* Set CCDC control */
+       int (*set_control)(struct v4l2_control *ctrl);
+       /* Get CCDC control */
+       int (*get_control)(struct v4l2_control *ctrl);
+
+       /* Pointer to function to set frame buffer address */
+       void (*setfbaddr) (unsigned long addr);
+       /* Pointer to function to get field id */
+       int (*getfid) (void);
+};
+
+struct ccdc_hw_device {
+       /* ccdc device name */
+       char name[32];
+       /* module owner */
+       struct module *owner;
+       /* hw ops */
+       struct ccdc_hw_ops hw_ops;
+};
+
+/* Used by CCDC module to register & unregister with vpfe capture driver */
+int vpfe_register_ccdc_device(struct ccdc_hw_device *dev);
+void vpfe_unregister_ccdc_device(struct ccdc_hw_device *dev);
+
+#endif
+#endif