2012-03-04 04:19:52 +08:00
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/*
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2012-08-15 03:23:43 +08:00
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* drivers/media/i2c/smiapp/smiapp.h
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2012-03-04 04:19:52 +08:00
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*
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* Generic driver for SMIA/SMIA++ compliant camera modules
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*
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* Copyright (C) 2010--2012 Nokia Corporation
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* Contact: Sakari Ailus <sakari.ailus@maxwell.research.nokia.com>
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* version 2 as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
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* 02110-1301 USA
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*
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*/
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#ifndef __SMIAPP_PRIV_H_
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#define __SMIAPP_PRIV_H_
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#include <linux/mutex.h>
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#include <media/v4l2-ctrls.h>
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#include <media/v4l2-subdev.h>
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#include <media/smiapp.h>
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2012-05-15 21:36:09 +08:00
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#include "smiapp-pll.h"
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2012-03-04 04:19:52 +08:00
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#include "smiapp-reg.h"
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#include "smiapp-regs.h"
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#include "smiapp-quirk.h"
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/*
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* Standard SMIA++ constants
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*/
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#define SMIA_VERSION_1 10
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#define SMIAPP_VERSION_0_8 8 /* Draft 0.8 */
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#define SMIAPP_VERSION_0_9 9 /* Draft 0.9 */
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#define SMIAPP_VERSION_1 10
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#define SMIAPP_PROFILE_0 0
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#define SMIAPP_PROFILE_1 1
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#define SMIAPP_PROFILE_2 2
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#define SMIAPP_NVM_PAGE_SIZE 64 /* bytes */
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#define SMIAPP_RESET_DELAY_CLOCKS 2400
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#define SMIAPP_RESET_DELAY(clk) \
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(1000 + (SMIAPP_RESET_DELAY_CLOCKS * 1000 \
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+ (clk) / 1000 - 1) / ((clk) / 1000))
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#include "smiapp-limits.h"
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struct smiapp_quirk;
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#define SMIAPP_MODULE_IDENT_FLAG_REV_LE (1 << 0)
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struct smiapp_module_ident {
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u8 manufacturer_id;
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u16 model_id;
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u8 revision_number_major;
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u8 flags;
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char *name;
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const struct smiapp_quirk *quirk;
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};
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struct smiapp_module_info {
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u32 manufacturer_id;
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u32 model_id;
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u32 revision_number_major;
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u32 revision_number_minor;
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u32 module_year;
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u32 module_month;
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u32 module_day;
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u32 sensor_manufacturer_id;
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u32 sensor_model_id;
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u32 sensor_revision_number;
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u32 sensor_firmware_version;
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u32 smia_version;
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u32 smiapp_version;
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u32 smiapp_profile;
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char *name;
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const struct smiapp_quirk *quirk;
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};
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#define SMIAPP_IDENT_FQ(manufacturer, model, rev, fl, _name, _quirk) \
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{ .manufacturer_id = manufacturer, \
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.model_id = model, \
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.revision_number_major = rev, \
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.flags = fl, \
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.name = _name, \
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.quirk = _quirk, }
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#define SMIAPP_IDENT_LQ(manufacturer, model, rev, _name, _quirk) \
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{ .manufacturer_id = manufacturer, \
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.model_id = model, \
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.revision_number_major = rev, \
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.flags = SMIAPP_MODULE_IDENT_FLAG_REV_LE, \
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.name = _name, \
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.quirk = _quirk, }
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#define SMIAPP_IDENT_L(manufacturer, model, rev, _name) \
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{ .manufacturer_id = manufacturer, \
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.model_id = model, \
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.revision_number_major = rev, \
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.flags = SMIAPP_MODULE_IDENT_FLAG_REV_LE, \
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.name = _name, }
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#define SMIAPP_IDENT_Q(manufacturer, model, rev, _name, _quirk) \
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{ .manufacturer_id = manufacturer, \
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.model_id = model, \
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.revision_number_major = rev, \
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.flags = 0, \
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.name = _name, \
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.quirk = _quirk, }
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#define SMIAPP_IDENT(manufacturer, model, rev, _name) \
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{ .manufacturer_id = manufacturer, \
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.model_id = model, \
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.revision_number_major = rev, \
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.flags = 0, \
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.name = _name, }
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struct smiapp_reg_limits {
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u32 addr;
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char *what;
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};
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extern struct smiapp_reg_limits smiapp_reg_limits[];
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struct smiapp_csi_data_format {
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u32 code;
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u8 width;
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u8 compressed;
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u8 pixel_order;
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};
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#define SMIAPP_SUBDEVS 3
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#define SMIAPP_PA_PAD_SRC 0
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#define SMIAPP_PAD_SINK 0
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#define SMIAPP_PAD_SRC 1
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#define SMIAPP_PADS 2
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struct smiapp_binning_subtype {
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u8 horizontal:4;
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u8 vertical:4;
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} __packed;
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struct smiapp_subdev {
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struct v4l2_subdev sd;
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struct media_pad pads[2];
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struct v4l2_rect sink_fmt;
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struct v4l2_rect crop[2];
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struct v4l2_rect compose; /* compose on sink */
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unsigned short sink_pad;
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unsigned short source_pad;
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int npads;
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struct smiapp_sensor *sensor;
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struct v4l2_ctrl_handler ctrl_handler;
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};
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/*
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* struct smiapp_sensor - Main device structure
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*/
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struct smiapp_sensor {
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/*
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* "mutex" is used to serialise access to all fields here
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* except v4l2_ctrls at the end of the struct. "mutex" is also
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* used to serialise access to file handle specific
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* information. The exception to this rule is the power_mutex
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* below.
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*/
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struct mutex mutex;
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/*
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* power_mutex is used to serialise power management related
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* activities. Acquiring "mutex" at that time isn't necessary
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* since there are no other users anyway.
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*/
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struct mutex power_mutex;
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struct smiapp_subdev ssds[SMIAPP_SUBDEVS];
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u32 ssds_used;
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struct smiapp_subdev *src;
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struct smiapp_subdev *binner;
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struct smiapp_subdev *scaler;
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struct smiapp_subdev *pixel_array;
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struct smiapp_platform_data *platform_data;
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struct regulator *vana;
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2012-04-22 19:24:33 +08:00
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struct clk *ext_clk;
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2012-03-04 04:19:52 +08:00
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u32 limits[SMIAPP_LIMIT_LAST];
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u8 nbinning_subtypes;
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struct smiapp_binning_subtype binning_subtypes[SMIAPP_BINNING_SUBTYPES];
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u32 mbus_frame_fmts;
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const struct smiapp_csi_data_format *csi_format;
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const struct smiapp_csi_data_format *internal_csi_format;
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u32 default_mbus_frame_fmts;
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int default_pixel_order;
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u8 binning_horizontal;
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u8 binning_vertical;
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u8 scale_m;
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u8 scaling_mode;
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u8 hvflip_inv_mask; /* H/VFLIP inversion due to sensor orientation */
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u8 flash_capability;
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u8 frame_skip;
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int power_count;
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bool streaming;
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bool dev_init_done;
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u8 *nvm; /* nvm memory buffer */
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unsigned int nvm_size; /* bytes */
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struct smiapp_module_info minfo;
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struct smiapp_pll pll;
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/* Pixel array controls */
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struct v4l2_ctrl *analog_gain;
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struct v4l2_ctrl *exposure;
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struct v4l2_ctrl *hflip;
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struct v4l2_ctrl *vflip;
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struct v4l2_ctrl *vblank;
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struct v4l2_ctrl *hblank;
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struct v4l2_ctrl *pixel_rate_parray;
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/* src controls */
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struct v4l2_ctrl *link_freq;
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struct v4l2_ctrl *pixel_rate_csi;
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};
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#define to_smiapp_subdev(_sd) \
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container_of(_sd, struct smiapp_subdev, sd)
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#define to_smiapp_sensor(_sd) \
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(to_smiapp_subdev(_sd)->sensor)
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#endif /* __SMIAPP_PRIV_H_ */
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