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/*
* Copyright (C) 2012 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 version 2.
*
* 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
*
* Contributors:
* Manjunath Hadli <manjunath.hadli@ti.com>
* Prabhakar Lad <prabhakar.lad@ti.com>
*/
#ifndef _DAVINCI_VPFE_DM365_ISIF_H
#define _DAVINCI_VPFE_DM365_ISIF_H
#include <linux/platform_device.h>
#include <mach/mux.h>
#include <media/davinci/vpfe_types.h>
#include <media/v4l2-ctrls.h>
#include <media/v4l2-device.h>
#include "davinci_vpfe_user.h"
#include "dm365_isif_regs.h"
#include "vpfe_video.h"
#define ISIF_CULLING_HCAPT_ODD 0xff
#define ISIF_CULLING_HCAPT_EVEN 0xff
#define ISIF_CULLING_VCAPT 0xff
#define ISIF_CADU_BITS 0x07ff
#define ISIF_CADL_BITS 0x0ffff
enum isif_pixfmt {
ISIF_PIXFMT_RAW = 0,
ISIF_PIXFMT_YCBCR_16BIT = 1,
ISIF_PIXFMT_YCBCR_8BIT = 2,
};
enum isif_frmfmt {
ISIF_FRMFMT_PROGRESSIVE = 0,
ISIF_FRMFMT_INTERLACED = 1,
};
/* PIXEL ORDER IN MEMORY from LSB to MSB */
/* only applicable for 8-bit input mode */
enum isif_pixorder {
ISIF_PIXORDER_YCBYCR = 0,
ISIF_PIXORDER_CBYCRY = 1,
};
enum isif_buftype {
ISIF_BUFTYPE_FLD_INTERLEAVED = 0,
ISIF_BUFTYPE_FLD_SEPARATED = 1,
};
struct isif_ycbcr_config {
/* v4l2 pixel format */
unsigned long v4l2_pix_fmt;
/* isif pixel format */
enum isif_pixfmt pix_fmt;
/* isif frame format */
enum isif_frmfmt frm_fmt;
/* isif crop window */
struct v4l2_rect win;
/* field polarity */
enum vpfe_pin_pol fid_pol;
/* interface VD polarity */
enum vpfe_pin_pol vd_pol;
/* interface HD polarity */
enum vpfe_pin_pol hd_pol;
/* isif pix order. Only used for ycbcr capture */
enum isif_pixorder pix_order;
/* isif buffer type. Only used for ycbcr capture */
enum isif_buftype buf_type;
};
enum isif_cfa_pattern {
ISIF_CFA_PAT_MOSAIC = 0,
ISIF_CFA_PAT_STRIPE = 1,
};
enum isif_data_msb {
/* MSB b15 */
ISIF_BIT_MSB_15 = 0,
/* MSB b14 */
ISIF_BIT_MSB_14 = 1,
/* MSB b13 */
ISIF_BIT_MSB_13 = 2,
/* MSB b12 */
ISIF_BIT_MSB_12 = 3,
/* MSB b11 */
ISIF_BIT_MSB_11 = 4,
/* MSB b10 */
ISIF_BIT_MSB_10 = 5,
/* MSB b9 */
ISIF_BIT_MSB_9 = 6,
/* MSB b8 */
ISIF_BIT_MSB_8 = 7,
/* MSB b7 */
ISIF_BIT_MSB_7 = 8,
};
struct isif_params_raw {
/* v4l2 pixel format */
unsigned long v4l2_pix_fmt;
/* isif pixel format */
enum isif_pixfmt pix_fmt;
/* isif frame format */
enum isif_frmfmt frm_fmt;
/* video window */
struct v4l2_rect win;
/* field polarity */
enum vpfe_pin_pol fid_pol;
/* interface VD polarity */
enum vpfe_pin_pol vd_pol;
/* interface HD polarity */
enum vpfe_pin_pol hd_pol;
/* buffer type. Applicable for interlaced mode */
enum isif_buftype buf_type;
/* cfa pattern */
enum isif_cfa_pattern cfa_pat;
/* Data MSB position */
enum isif_data_msb data_msb;
/* Enable horizontal flip */
unsigned char horz_flip_en;
/* Enable image invert vertically */
unsigned char image_invert_en;
unsigned char dpcm_predictor;
struct vpfe_isif_raw_config config_params;
};
enum isif_data_pack {
ISIF_PACK_16BIT = 0,
ISIF_PACK_12BIT = 1,
ISIF_PACK_8BIT = 2,
};
struct isif_gain_values {
unsigned int cr_gain;
unsigned int cgr_gain;
unsigned int cgb_gain;
unsigned int cb_gain;
unsigned int offset;
};
struct isif_oper_config {
struct isif_ycbcr_config ycbcr;
struct isif_params_raw bayer;
enum isif_data_pack data_pack;
struct isif_gain_values isif_gain_params;
void __iomem *base_addr;
void __iomem *linear_tbl0_addr;
void __iomem *linear_tbl1_addr;
};
#define ISIF_PAD_SINK 0
#define ISIF_PAD_SOURCE 1
#define ISIF_PADS_NUM 2
enum isif_input_entity {
ISIF_INPUT_NONE = 0,
ISIF_INPUT_PARALLEL = 1,
};
#define ISIF_OUTPUT_NONE (0)
#define ISIF_OUTPUT_MEMORY (1 << 0)
#define ISIF_OUTPUT_IPIPEIF (1 << 1)
struct vpfe_isif_device {
struct v4l2_subdev subdev;
struct media_pad pads[ISIF_PADS_NUM];
struct v4l2_mbus_framefmt formats[ISIF_PADS_NUM];
enum isif_input_entity input;
unsigned int output;
struct v4l2_ctrl_handler ctrls;
struct v4l2_rect crop;
struct isif_oper_config isif_cfg;
struct vpfe_video_device video_out;
};
enum v4l2_field vpfe_isif_get_fid(struct vpfe_device *vpfe_dev);
void vpfe_isif_unregister_entities(struct vpfe_isif_device *isif);
int vpfe_isif_register_entities(struct vpfe_isif_device *isif,
struct v4l2_device *dev);
int vpfe_isif_init(struct vpfe_isif_device *isif, struct platform_device *pdev);
void vpfe_isif_cleanup(struct vpfe_isif_device *vpfe_isif,
struct platform_device *pdev);
void vpfe_isif_vidint1_isr(struct vpfe_isif_device *isif);
void vpfe_isif_buffer_isr(struct vpfe_isif_device *isif);
#endif /* _DAVINCI_VPFE_DM365_ISIF_H */
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