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/*
* Samsung EXYNOS5 FIMC-IS (Imaging Subsystem) driver
*
* Copyright (C) 2013 Samsung Electronics Co., Ltd.
* Arun Kumar K <arun.kk@samsung.com>
*
* 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.
*/
#ifndef FIMC_IS_INTERFACE_H_
#define FIMC_IS_INTERFACE_H_
#include "fimc-is-core.h"
#include "fimc-is-backend.h"
#define TRY_RECV_AWARE_COUNT 100
#define EXYNOS5_ISDRV_VERSION 111
#define EXYNOS3_ISDRV_VERSION 244
enum fimc_is_interface_state {
IS_IF_STATE_INIT,
IS_IF_STATE_OPEN,
IS_IF_STATE_START,
IS_IF_STATE_BUSY
};
enum streaming_state {
IS_IF_STREAMING_INIT,
IS_IF_STREAMING_OFF,
IS_IF_STREAMING_ON
};
enum processing_state {
IS_IF_PROCESSING_INIT,
IS_IF_PROCESSING_OFF,
IS_IF_PROCESSING_ON
};
enum pdown_ready_state {
IS_IF_POWER_DOWN_READY,
IS_IF_POWER_DOWN_NREADY
};
struct fimc_is_msg {
u32 id;
u32 command;
u32 instance;
u32 param[4];
};
struct fimc_is_interface {
unsigned long state;
void __iomem *regs;
void __iomem *shared_regs;
struct fimc_is_fw_data *fw_data;
/* Lock for writing into MCUCTL registers */
spinlock_t slock;
/* Lock for context state variable */
spinlock_t slock_state;
wait_queue_head_t irq_queue;
struct device *dev;
unsigned int drv_version;
/* Held while sending commands to FW */
struct mutex request_barrier;
struct work_struct shot_done_work;
enum streaming_state streaming;
enum processing_state processing;
enum pdown_ready_state pdown_ready;
struct shared_reg_map_entry *shared_regs_map;
struct fimc_is_msg reply;
int debug_cnt;
struct dentry *debugfs_entry;
};
int fimc_is_interface_init(struct fimc_is_interface *itf,
void __iomem *regs, int irq);
int fimc_is_itf_wait_init_state(struct fimc_is_interface *itf);
int fimc_is_itf_open_sensor(struct fimc_is_interface *itf,
unsigned int instance,
unsigned int sensor_id,
unsigned int i2c_channel,
unsigned int sensor_ext);
int fimc_is_itf_open_sensor_ext(struct fimc_is_interface *itf,
unsigned int instance,
unsigned int sensor_id,
unsigned int sensor_ext);
int fimc_is_itf_sensor_close(struct fimc_is_interface *itf,
unsigned int instance);
int fimc_is_itf_sensor_mode(struct fimc_is_interface *itf,
unsigned int instance,
unsigned int mode);
int fimc_is_itf_get_setfile_addr(struct fimc_is_interface *this,
unsigned int instance, unsigned int *setfile_addr);
int fimc_is_itf_load_setfile(struct fimc_is_interface *itf,
unsigned int instance);
int fimc_is_itf_stream_on(struct fimc_is_interface *itf,
unsigned int instance);
int fimc_is_itf_stream_off(struct fimc_is_interface *itf,
unsigned int instance);
int fimc_is_itf_process_on(struct fimc_is_interface *itf,
unsigned int instance);
int fimc_is_itf_process_off(struct fimc_is_interface *itf,
unsigned int instance);
int fimc_is_itf_set_param(struct fimc_is_interface *this,
unsigned int instance,
unsigned int scenario,
unsigned int lindex,
unsigned int hindex);
int fimc_is_itf_preview_still(struct fimc_is_interface *itf,
unsigned int instance);
int fimc_is_itf_capture_still(struct fimc_is_interface *itf,
unsigned int instance);
int fimc_is_itf_get_capability(struct fimc_is_interface *itf,
unsigned int instance, unsigned int address);
int fimc_is_itf_change_sensor_mode(struct fimc_is_interface *itf,
unsigned int instance,
unsigned int mode);
int fimc_is_itf_map_mem(struct fimc_is_interface *itf,
unsigned int instance, unsigned int address,
unsigned int size);
int fimc_is_itf_unmap_mem(struct fimc_is_interface *itf,
unsigned int instance);
int fimc_is_itf_shot_nblk(struct fimc_is_interface *itf,
unsigned int instance, unsigned int bayer,
unsigned int shot, unsigned int fcount, unsigned int rcount);
int fimc_is_itf_power_down(struct fimc_is_interface *itf,
unsigned int instance);
int fimc_is_itf_hw_running(struct fimc_is_interface *itf);
void fimc_is_itf_notify_frame_done(struct fimc_is_interface *itf);
#endif
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