Release 4.11 drivers/media/i2c/smiapp/smiapp.h

/*
 * drivers/media/i2c/smiapp/smiapp.h
 *
 * Generic driver for SMIA/SMIA++ compliant camera modules
 *
 * Copyright (C) 2010--2012 Nokia Corporation
 * Contact: Sakari Ailus <sakari.ailus@iki.fi>
 *
 * 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.
 *
 * 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.
 */

#ifndef __SMIAPP_PRIV_H_

#define __SMIAPP_PRIV_H_

#include <linux/mutex.h>
#include <media/v4l2-ctrls.h>
#include <media/v4l2-subdev.h>
#include <media/i2c/smiapp.h>

#include "smiapp-pll.h"
#include "smiapp-reg.h"
#include "smiapp-regs.h"
#include "smiapp-quirk.h"

/*
 * Standard SMIA++ constants
 */

#define SMIA_VERSION_1			10

#define SMIAPP_VERSION_0_8		8 
/* Draft 0.8 */

#define SMIAPP_VERSION_0_9		9 
/* Draft 0.9 */

#define SMIAPP_VERSION_1		10


#define SMIAPP_PROFILE_0		0

#define SMIAPP_PROFILE_1		1

#define SMIAPP_PROFILE_2		2


#define SMIAPP_NVM_PAGE_SIZE		64	
/* bytes */


#define SMIAPP_RESET_DELAY_CLOCKS	2400

#define SMIAPP_RESET_DELAY(clk)				\
	(1000 + (SMIAPP_RESET_DELAY_CLOCKS * 1000       \
                 + (clk) / 1000 - 1) / ((clk) / 1000))


#define SMIAPP_COLOUR_COMPONENTS	4

#include "smiapp-limits.h"

struct smiapp_quirk;


#define SMIAPP_MODULE_IDENT_FLAG_REV_LE		(1 << 0)


struct smiapp_module_ident {
	
u8 manufacturer_id;
	
u16 model_id;
	
u8 revision_number_major;

	
u8 flags;

	
char *name;
	
const struct smiapp_quirk *quirk;
};


struct smiapp_module_info {
	
u32 manufacturer_id;
	
u32 model_id;
	
u32 revision_number_major;
	
u32 revision_number_minor;

	
u32 module_year;
	
u32 module_month;
	
u32 module_day;

	
u32 sensor_manufacturer_id;
	
u32 sensor_model_id;
	
u32 sensor_revision_number;
	
u32 sensor_firmware_version;

	
u32 smia_version;
	
u32 smiapp_version;

	
u32 smiapp_profile;

	
char *name;
	
const struct smiapp_quirk *quirk;
};


#define SMIAPP_IDENT_FQ(manufacturer, model, rev, fl, _name, _quirk)	\
	{ .manufacturer_id = manufacturer,                              \
          .model_id = model,                                            \
          .revision_number_major = rev,                                 \
          .flags = fl,                                                  \
          .name = _name,                                                \
          .quirk = _quirk, }


#define SMIAPP_IDENT_LQ(manufacturer, model, rev, _name, _quirk)	\
	{ .manufacturer_id = manufacturer,                              \
          .model_id = model,                                            \
          .revision_number_major = rev,                                 \
          .flags = SMIAPP_MODULE_IDENT_FLAG_REV_LE,                     \
          .name = _name,                                                \
          .quirk = _quirk, }


#define SMIAPP_IDENT_L(manufacturer, model, rev, _name)			\
	{ .manufacturer_id = manufacturer,                              \
          .model_id = model,                                            \
          .revision_number_major = rev,                                 \
          .flags = SMIAPP_MODULE_IDENT_FLAG_REV_LE,                     \
          .name = _name, }


#define SMIAPP_IDENT_Q(manufacturer, model, rev, _name, _quirk)		\
	{ .manufacturer_id = manufacturer,                              \
          .model_id = model,                                            \
          .revision_number_major = rev,                                 \
          .flags = 0,                                                   \
          .name = _name,                                                \
          .quirk = _quirk, }


#define SMIAPP_IDENT(manufacturer, model, rev, _name)			\
	{ .manufacturer_id = manufacturer,                              \
          .model_id = model,                                            \
          .revision_number_major = rev,                                 \
          .flags = 0,                                                   \
          .name = _name, }


struct smiapp_reg_limits {
	
u32 addr;
	
char *what;
};

extern struct smiapp_reg_limits smiapp_reg_limits[];


struct smiapp_csi_data_format {
	
u32 code;
	
u8 width;
	
u8 compressed;
	
u8 pixel_order;
};


#define SMIAPP_SUBDEVS			3


#define SMIAPP_PA_PAD_SRC		0

#define SMIAPP_PAD_SINK			0

#define SMIAPP_PAD_SRC			1

#define SMIAPP_PADS			2


struct smiapp_binning_subtype {
	
u8 horizontal:4;
	
u8 vertical:4;
} 
__packed;


struct smiapp_subdev {
	
struct v4l2_subdev sd;
	
struct media_pad pads[SMIAPP_PADS];
	
struct v4l2_rect sink_fmt;
	
struct v4l2_rect crop[SMIAPP_PADS];
	
struct v4l2_rect compose; /* compose on sink */
	
unsigned short sink_pad;
	
unsigned short source_pad;
	
int npads;
	
struct smiapp_sensor *sensor;
	
struct v4l2_ctrl_handler ctrl_handler;
};

/*
 * struct smiapp_sensor - Main device structure
 */

struct smiapp_sensor {
	/*
         * "mutex" is used to serialise access to all fields here
         * except v4l2_ctrls at the end of the struct. "mutex" is also
         * used to serialise access to file handle specific
         * information.
         */
	
struct mutex mutex;
	
struct smiapp_subdev ssds[SMIAPP_SUBDEVS];
	
u32 ssds_used;
	
struct smiapp_subdev *src;
	
struct smiapp_subdev *binner;
	
struct smiapp_subdev *scaler;
	
struct smiapp_subdev *pixel_array;
	
struct smiapp_hwconfig *hwcfg;
	
struct regulator *vana;
	
struct clk *ext_clk;
	
struct gpio_desc *xshutdown;
	
u32 limits[SMIAPP_LIMIT_LAST];
	
u8 nbinning_subtypes;
	
struct smiapp_binning_subtype binning_subtypes[SMIAPP_BINNING_SUBTYPES];
	
u32 mbus_frame_fmts;
	
const struct smiapp_csi_data_format *csi_format;
	
const struct smiapp_csi_data_format *internal_csi_format;
	
u32 default_mbus_frame_fmts;
	
int default_pixel_order;

	
u8 binning_horizontal;
	
u8 binning_vertical;

	
u8 scale_m;
	
u8 scaling_mode;

	
u8 hvflip_inv_mask; /* H/VFLIP inversion due to sensor orientation */
	
u8 frame_skip;
	
u16 embedded_start; /* embedded data start line */
	
u16 embedded_end;
	
u16 image_start; /* image data start line */
	
u16 visible_pixel_start; /* start pixel of the visible image */

	
bool streaming;
	
bool dev_init_done;
	
u8 compressed_min_bpp;

	
u8 *nvm;		/* nvm memory buffer */
	
unsigned int nvm_size;	/* bytes */

	
struct smiapp_module_info minfo;

	
struct smiapp_pll pll;

	/* Is a default format supported for a given BPP? */
	
unsigned long *valid_link_freqs;

	/* Pixel array controls */
	
struct v4l2_ctrl *analog_gain;
	
struct v4l2_ctrl *exposure;
	
struct v4l2_ctrl *hflip;
	
struct v4l2_ctrl *vflip;
	
struct v4l2_ctrl *vblank;
	
struct v4l2_ctrl *hblank;
	
struct v4l2_ctrl *pixel_rate_parray;
	/* src controls */
	
struct v4l2_ctrl *link_freq;
	
struct v4l2_ctrl *pixel_rate_csi;
	/* test pattern colour components */
	
struct v4l2_ctrl *test_data[SMIAPP_COLOUR_COMPONENTS];
};


#define to_smiapp_subdev(_sd)				\
	container_of(_sd, struct smiapp_subdev, sd)


#define to_smiapp_sensor(_sd)	\
	(to_smiapp_subdev(_sd)->sensor)

#endif /* __SMIAPP_PRIV_H_ */
Overall Contributors
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Sakari Ailus
613
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78.57%
Ivaylo Dimitrov
3
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1
7.14%
Mauro Carvalho Chehab
2
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2
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Directory: drivers/media/i2c/smiapp

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