| /* |
| Copyright (c) 2011-2012, The Linux Foundation. All rights reserved. |
| |
| Redistribution and use in source and binary forms, with or without |
| modification, are permitted provided that the following conditions are |
| met: |
| * Redistributions of source code must retain the above copyright |
| notice, this list of conditions and the following disclaimer. |
| * Redistributions in binary form must reproduce the above |
| copyright notice, this list of conditions and the following |
| disclaimer in the documentation and/or other materials provided |
| with the distribution. |
| * Neither the name of The Linux Foundation nor the names of its |
| contributors may be used to endorse or promote products derived |
| from this software without specific prior written permission. |
| |
| THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED |
| WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF |
| MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT |
| ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS |
| BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
| CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
| SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR |
| BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, |
| WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE |
| OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN |
| IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #ifndef __MM_CAMERA_H__ |
| #define __MM_CAMERA_H__ |
| |
| #include <sys/poll.h> |
| #include "mm_camera_interface.h" |
| #include "cam_list.h" |
| |
| /********************************************************************************** |
| * Data structure declare |
| ***********************************************************************************/ |
| /* num of streams allowed in a channel obj */ |
| #define MM_CAMEAR_STRAEM_NUM_MAX 8 |
| /* num of channels allowed in a camera obj */ |
| #define MM_CAMERA_CHANNEL_MAX 1 |
| /* num of callbacks allowed for an event type */ |
| #define MM_CAMERA_EVT_ENTRY_MAX 4 |
| /* num of data callbacks allowed in a stream obj */ |
| #define MM_CAMERA_STREAM_BUF_CB_MAX 4 |
| /* num of data poll threads allowed in a channel obj */ |
| #define MM_CAMERA_CHANNEL_POLL_THREAD_MAX 1 |
| |
| #define MM_CAMERA_DEV_NAME_LEN 32 |
| #define MM_CAMERA_DEV_OPEN_TRIES 2 |
| #define MM_CAMERA_DEV_OPEN_RETRY_SLEEP 20 |
| |
| struct mm_channel; |
| struct mm_stream; |
| struct mm_camera_obj; |
| |
| /* common use */ |
| typedef struct { |
| struct cam_list list; |
| void* data; |
| } mm_camera_q_node_t; |
| |
| typedef struct { |
| mm_camera_q_node_t head; /* dummy head */ |
| uint32_t size; |
| pthread_mutex_t lock; |
| } mm_camera_queue_t; |
| |
| typedef enum |
| { |
| MM_CAMERA_ASYNC_CMD_TYPE_STOP, /* async stop */ |
| MM_CAMERA_ASYNC_CMD_TYPE_MAX |
| } mm_camera_async_cmd_type_t; |
| |
| typedef struct { |
| struct mm_channel* ch_obj; |
| uint8_t num_streams; |
| uint32_t stream_ids[MM_CAMEAR_STRAEM_NUM_MAX]; |
| } mm_camera_async_stop_cmd_t; |
| |
| typedef struct { |
| mm_camera_async_cmd_type_t cmd_type; |
| union { |
| mm_camera_async_stop_cmd_t stop_cmd; |
| } u; |
| } mm_camera_async_cmd_t; |
| |
| typedef enum |
| { |
| MM_CAMERA_CMD_TYPE_DATA_CB, /* dataB CMD */ |
| MM_CAMERA_CMD_TYPE_EVT_CB, /* evtCB CMD */ |
| MM_CAMERA_CMD_TYPE_ASYNC_CB, /* asyncCB CMD */ |
| MM_CAMERA_CMD_TYPE_EXIT, /* EXIT */ |
| MM_CAMERA_CMD_TYPE_REQ_DATA_CB,/* request data */ |
| MM_CAMERA_CMD_TYPE_MAX |
| } mm_camera_cmdcb_type_t; |
| |
| typedef struct { |
| uint32_t stream_id; |
| uint32_t frame_idx; |
| uint8_t need_pp; /* flag if pp needed on this buf */ |
| mm_camera_buf_def_t *buf; /* ref to buf */ |
| } mm_camera_buf_info_t; |
| |
| typedef struct { |
| mm_camera_cmdcb_type_t cmd_type; |
| union { |
| mm_camera_buf_info_t buf; /* frame buf if dataCB */ |
| mm_camera_event_t evt; /* evt if evtCB */ |
| mm_camera_async_cmd_t async; /* async cmd */ |
| } u; |
| } mm_camera_cmdcb_t; |
| |
| typedef void (*mm_camera_cmd_cb_t)(mm_camera_cmdcb_t * cmd_cb, void* user_data); |
| |
| typedef struct { |
| mm_camera_queue_t cmd_queue; /* cmd queue (queuing dataCB, asyncCB, or exitCMD) */ |
| pthread_t cmd_pid; /* cmd thread ID */ |
| sem_t cmd_sem; /* semaphore for cmd thread */ |
| mm_camera_cmd_cb_t cb; /* cb for cmd */ |
| void* user_data; /* user_data for cb */ |
| } mm_camera_cmd_thread_t; |
| |
| typedef enum { |
| MM_CAMERA_POLL_TYPE_EVT, |
| MM_CAMERA_POLL_TYPE_CH, |
| MM_CAMERA_POLL_TYPE_MAX |
| } mm_camera_poll_thread_type_t; |
| |
| /* function ptr defined for poll notify CB, |
| * registered at poll thread with poll fd */ |
| typedef void (*mm_camera_poll_notify_t)(void *user_data); |
| |
| typedef struct { |
| int32_t fd; |
| mm_camera_poll_notify_t notify_cb; |
| uint32_t handler; |
| void* user_data; |
| } mm_camera_poll_entry_t; |
| |
| typedef struct { |
| mm_camera_poll_thread_type_t poll_type; |
| /* array to store poll fd and cb info |
| * for MM_CAMERA_POLL_TYPE_EVT, only index 0 is valid; |
| * for MM_CAMERA_POLL_TYPE_CH, depends on valid stream fd */ |
| mm_camera_poll_entry_t poll_entries[MM_CAMEAR_STRAEM_NUM_MAX]; |
| int32_t pfds[2]; |
| pthread_t pid; |
| int32_t state; |
| int timeoutms; |
| uint32_t cmd; |
| struct pollfd poll_fds[MM_CAMEAR_STRAEM_NUM_MAX+1]; |
| uint8_t num_fds; |
| pthread_mutex_t mutex; |
| pthread_cond_t cond_v; |
| int32_t status; |
| //void *my_obj; |
| } mm_camera_poll_thread_t; |
| |
| /* mm_stream */ |
| typedef enum { |
| MM_STREAM_STATE_NOTUSED = 0, /* not used */ |
| MM_STREAM_STATE_INITED, /* inited */ |
| MM_STREAM_STATE_ACQUIRED, /* acquired, fd opened */ |
| MM_STREAM_STATE_CFG, /* fmt & dim configured */ |
| MM_STREAM_STATE_BUFFED, /* buf allocated */ |
| MM_STREAM_STATE_REG, /* buf regged, stream off */ |
| MM_STREAM_STATE_ACTIVE_STREAM_ON, /* active with stream on */ |
| MM_STREAM_STATE_ACTIVE_STREAM_OFF, /* active with stream off */ |
| MM_STREAM_STATE_MAX |
| } mm_stream_state_type_t; |
| |
| typedef enum { |
| MM_STREAM_EVT_ACQUIRE, |
| MM_STREAM_EVT_RELEASE, |
| MM_STREAM_EVT_SET_FMT, |
| MM_STREAM_EVT_GET_BUF, |
| MM_STREAM_EVT_PUT_BUF, |
| MM_STREAM_EVT_REG_BUF, |
| MM_STREAM_EVT_UNREG_BUF, |
| MM_STREAM_EVT_START, |
| MM_STREAM_EVT_STOP, |
| MM_STREAM_EVT_QBUF, |
| MM_STREAM_EVT_SET_PARM, |
| MM_STREAM_EVT_GET_PARM, |
| MM_STREAM_EVT_MAX |
| } mm_stream_evt_type_t; |
| |
| typedef struct { |
| mm_camera_buf_notify_t cb; |
| void *user_data; |
| /* cb_count = -1: infinite |
| * cb_count > 0: register only for required times */ |
| int8_t cb_count; |
| } mm_stream_data_cb_t; |
| |
| typedef struct { |
| /* buf reference count */ |
| uint8_t buf_refcnt; |
| |
| /* This flag is to indicate if after allocation, |
| * the corresponding buf needs to qbuf into kernel |
| * (e.g. for preview usecase, display needs to hold two bufs, |
| * so no need to qbuf these two bufs initially) */ |
| uint8_t initial_reg_flag; |
| |
| /* indicate if buf is in kernel(1) or client(0) */ |
| uint8_t in_kernel; |
| } mm_stream_buf_status_t; |
| |
| typedef struct mm_stream { |
| uint32_t my_hdl; |
| uint32_t inst_hdl; |
| int32_t fd; |
| mm_stream_state_type_t state; |
| |
| /* ext_image_mode used as id for stream obj */ |
| uint32_t ext_image_mode; |
| |
| /* sensor index used */ |
| uint32_t sensor_idx; |
| |
| mm_camera_image_fmt_t fmt; |
| |
| mm_camera_cmd_thread_t cmd_thread; |
| |
| /* dataCB registered on this stream obj */ |
| pthread_mutex_t cb_lock; /* cb lock to protect buf_cb */ |
| mm_stream_data_cb_t buf_cb[MM_CAMERA_STREAM_BUF_CB_MAX]; |
| |
| /* stream buffer management */ |
| pthread_mutex_t buf_lock; |
| uint8_t buf_num; /* num of buffers allocated */ |
| mm_camera_buf_def_t* buf; /* ptr to buf array */ |
| mm_stream_buf_status_t* buf_status; /* ptr to buf status array */ |
| |
| /* reference to parent channel_obj */ |
| struct mm_channel* ch_obj; |
| |
| uint8_t is_bundled; /* flag if stream is bundled */ |
| uint8_t is_pp_needed; /* flag if need to do post processing, set when streamon */ |
| uint8_t is_local_buf; /* flag if buf is local copy, no need to qbuf to kernel */ |
| uint8_t hal_requested_num_bufs; |
| uint8_t need_stream_on; /* flag if stream need streamon when start */ |
| |
| mm_camera_frame_len_offset frame_offset; /*Stream buffer offset information*/ |
| } mm_stream_t; |
| |
| /* mm_channel */ |
| typedef enum { |
| MM_CHANNEL_STATE_NOTUSED = 0, /* not used */ |
| MM_CHANNEL_STATE_STOPPED, /* stopped */ |
| MM_CHANNEL_STATE_ACTIVE, /* active, at least one stream active */ |
| MM_CHANNEL_STATE_PAUSED, /* paused */ |
| MM_CHANNEL_STATE_MAX |
| } mm_channel_state_type_t; |
| |
| typedef enum { |
| MM_CHANNEL_EVT_ADD_STREAM, |
| MM_CHANNEL_EVT_DEL_STREAM, |
| MM_CHANNEL_EVT_START_STREAM, |
| MM_CHANNEL_EVT_STOP_STREAM, |
| MM_CHANNEL_EVT_TEARDOWN_STREAM, |
| MM_CHANNEL_EVT_CONFIG_STREAM, |
| MM_CHANNEL_EVT_PAUSE, |
| MM_CHANNEL_EVT_RESUME, |
| MM_CHANNEL_EVT_INIT_BUNDLE, |
| MM_CHANNEL_EVT_DESTROY_BUNDLE, |
| MM_CHANNEL_EVT_REQUEST_SUPER_BUF, |
| MM_CHANNEL_EVT_CANCEL_REQUEST_SUPER_BUF, |
| MM_CHANNEL_EVT_START_FOCUS, |
| MM_CHANNEL_EVT_ABORT_FOCUS, |
| MM_CHANNEL_EVT_PREPARE_SNAPSHOT, |
| MM_CHANNEL_EVT_SET_STREAM_PARM, |
| MM_CHANNEL_EVT_GET_STREAM_PARM, |
| MM_CHANNEL_EVT_DELETE, |
| MM_CHANNEL_EVT_MAX |
| } mm_channel_evt_type_t; |
| |
| typedef struct { |
| mm_camera_buf_notify_t buf_cb; |
| void *user_data; |
| uint32_t ext_image_mode; |
| uint32_t sensor_idx; |
| } mm_evt_paylod_add_stream_t; |
| |
| typedef struct { |
| uint32_t stream_id; |
| mm_camera_stream_config_t *config; |
| } mm_evt_paylod_config_stream_t; |
| |
| typedef struct { |
| mm_camera_stream_parm_t parm_type; |
| void *value; |
| } mm_evt_paylod_stream_parm_t; |
| |
| typedef struct { |
| mm_camera_buf_notify_t super_frame_notify_cb; |
| void *user_data; |
| mm_camera_bundle_attr_t *attr; |
| uint8_t num_streams; |
| uint32_t *stream_ids; |
| } mm_evt_payload_bundle_stream_t; |
| |
| typedef struct { |
| uint8_t num_streams; |
| uint32_t *stream_ids; |
| } mm_evt_payload_start_stream_t; |
| |
| typedef struct { |
| uint8_t num_streams; |
| uint32_t *stream_ids; |
| } mm_evt_payload_stop_stream_t; |
| |
| typedef struct { |
| uint32_t sensor_idx; |
| uint32_t focus_mode; |
| } mm_evt_payload_start_focus_t; |
| |
| typedef struct { |
| uint8_t num_of_bufs; |
| mm_camera_buf_info_t super_buf[MM_CAMEAR_MAX_STRAEM_BUNDLE]; |
| uint8_t matched; |
| } mm_channel_queue_node_t; |
| |
| typedef struct { |
| mm_camera_queue_t que; |
| uint8_t num_streams; |
| /* container for bundled stream handlers */ |
| uint32_t bundled_streams[MM_CAMEAR_MAX_STRAEM_BUNDLE]; |
| mm_camera_bundle_attr_t attr; |
| uint32_t expected_frame_id; |
| uint32_t match_cnt; |
| } mm_channel_queue_t; |
| |
| typedef struct { |
| /* queue to store bundled super buffers */ |
| mm_channel_queue_t superbuf_queue; |
| mm_camera_buf_notify_t super_buf_notify_cb; |
| void *user_data; |
| } mm_channel_bundle_t; |
| |
| typedef struct mm_channel { |
| uint32_t my_hdl; |
| mm_channel_state_type_t state; |
| pthread_mutex_t ch_lock; /* channel lock */ |
| |
| /* stream bundle info in the channel */ |
| mm_channel_bundle_t bundle; |
| |
| /* num of pending suferbuffers */ |
| uint32_t pending_cnt; |
| uint32_t pending_pp_cnt; /*pending cnt for post processing frames */ |
| |
| /* cmd thread for superbuffer dataCB and async stop*/ |
| mm_camera_cmd_thread_t cmd_thread; |
| |
| /* data poll thread |
| * currently one data poll thread per channel |
| * could extended to support one data poll thread per stream in the channel */ |
| mm_camera_poll_thread_t poll_thread[MM_CAMERA_CHANNEL_POLL_THREAD_MAX]; |
| |
| /* container for all streams in channel |
| * stream is indexed by ext_image_mode */ |
| mm_stream_t streams[MM_CAMEAR_STRAEM_NUM_MAX]; |
| |
| /* reference to parent cam_obj */ |
| struct mm_camera_obj* cam_obj; |
| } mm_channel_t; |
| |
| /* struct to store information about pp cookie*/ |
| typedef struct { |
| uint32_t cam_hdl; |
| uint32_t ch_hdl; |
| uint32_t stream_hdl; |
| mm_channel_queue_node_t* super_buf; |
| } mm_channel_pp_info_t; |
| |
| /* mm_camera */ |
| typedef struct { |
| mm_camera_event_notify_t evt_cb; |
| void *user_data; |
| } mm_camera_evt_entry_t; |
| |
| typedef struct { |
| mm_camera_evt_entry_t evt[MM_CAMERA_EVT_ENTRY_MAX]; |
| /* reg_count <=0: infinite |
| * reg_count > 0: register only for required times */ |
| int reg_count; |
| } mm_camera_evt_obj_t; |
| |
| typedef struct mm_camera_obj { |
| uint32_t my_hdl; |
| int ref_count; |
| int32_t ctrl_fd; |
| int32_t ds_fd; /* domain socket fd */ |
| cam_prop_t properties; |
| mm_camera_2nd_sensor_t second_sensor; /*second sensor info */ |
| pthread_mutex_t cam_lock; |
| pthread_mutex_t cb_lock; /* lock for evt cb */ |
| mm_channel_t ch[MM_CAMERA_CHANNEL_MAX]; |
| mm_camera_evt_obj_t evt[MM_CAMERA_EVT_TYPE_MAX]; |
| uint32_t evt_type_mask; |
| mm_camear_mem_vtbl_t *mem_vtbl; /* vtable for memory management */ |
| mm_camera_poll_thread_t evt_poll_thread; /* evt poll thread */ |
| mm_camera_cmd_thread_t evt_thread; /* thread for evt CB */ |
| mm_camera_cmd_thread_t async_cmd_thread; /* thread for async cmd */ |
| mm_camera_vtbl_t vtbl; |
| |
| /* some local variables */ |
| uint32_t snap_burst_num_by_user; |
| camera_mode_t current_mode; |
| uint8_t need_pp; |
| uint32_t op_mode; |
| cam_ctrl_dimension_t dim; |
| } mm_camera_obj_t; |
| |
| typedef struct { |
| mm_camera_info_t camera[MSM_MAX_CAMERA_SENSORS]; |
| int8_t num_cam; |
| char video_dev_name[MSM_MAX_CAMERA_SENSORS][MM_CAMERA_DEV_NAME_LEN]; |
| mm_camera_obj_t *cam_obj[MSM_MAX_CAMERA_SENSORS]; |
| } mm_camera_ctrl_t; |
| |
| /********************************************************************************** |
| * external function declare |
| ***********************************************************************************/ |
| /* utility functions */ |
| /* set int32_t value */ |
| extern int32_t mm_camera_util_s_ctrl(int32_t fd, |
| uint32_t id, |
| int32_t value); |
| |
| extern int32_t mm_camera_util_private_s_ctrl( int32_t fd, |
| uint32_t id, void* value); |
| |
| /* get int32_t value */ |
| extern int32_t mm_camera_util_g_ctrl(int32_t fd, |
| uint32_t id,int32_t *value); |
| |
| /* send msg throught domain socket for fd mapping */ |
| extern int32_t mm_camera_util_sendmsg(mm_camera_obj_t *my_obj, |
| void *msg, |
| uint32_t buf_size, |
| int sendfd); |
| |
| /* mm-camera */ |
| extern int32_t mm_camera_open(mm_camera_obj_t *my_obj); |
| extern int32_t mm_camera_close(mm_camera_obj_t *my_obj); |
| extern uint8_t mm_camera_is_event_supported(mm_camera_obj_t *my_obj, |
| mm_camera_event_type_t evt_type); |
| extern int32_t mm_camera_register_event_notify(mm_camera_obj_t *my_obj, |
| mm_camera_event_notify_t evt_cb, |
| void * user_data, |
| mm_camera_event_type_t evt_type); |
| extern int32_t mm_camera_qbuf(mm_camera_obj_t *my_obj, |
| uint32_t ch_id, |
| mm_camera_buf_def_t *buf); |
| extern mm_camera_2nd_sensor_t * mm_camera_query_2nd_sensor_info(mm_camera_obj_t *my_obj); |
| extern int32_t mm_camera_sync(mm_camera_obj_t *my_obj); |
| extern int32_t mm_camera_is_parm_supported(mm_camera_obj_t *my_obj, |
| mm_camera_parm_type_t parm_type, |
| uint8_t *support_set_parm, |
| uint8_t *support_get_parm); |
| extern int32_t mm_camera_set_parm(mm_camera_obj_t *my_obj, |
| mm_camera_parm_type_t parm_type, |
| void* p_value); |
| extern int32_t mm_camera_get_parm(mm_camera_obj_t *my_obj, |
| mm_camera_parm_type_t parm_type, |
| void* p_value); |
| extern uint32_t mm_camera_add_channel(mm_camera_obj_t *my_obj); |
| extern void mm_camera_del_channel(mm_camera_obj_t *my_obj, |
| uint32_t ch_id); |
| extern uint32_t mm_camera_add_stream(mm_camera_obj_t *my_obj, |
| uint32_t ch_id, |
| mm_camera_buf_notify_t buf_cb, void *user_data, |
| uint32_t ext_image_mode, uint32_t sensor_idx); |
| extern int32_t mm_camera_del_stream(mm_camera_obj_t *my_obj, |
| uint32_t ch_id, |
| uint32_t stream_id); |
| extern int32_t mm_camera_config_stream(mm_camera_obj_t *my_obj, |
| uint32_t ch_id, |
| uint32_t stream_id, |
| mm_camera_stream_config_t *config); |
| extern int32_t mm_camera_bundle_streams(mm_camera_obj_t *my_obj, |
| uint32_t ch_id, |
| mm_camera_buf_notify_t super_frame_notify_cb, |
| void *user_data, |
| mm_camera_bundle_attr_t *attr, |
| uint8_t num_streams, |
| uint32_t *stream_ids); |
| extern int32_t mm_camera_destroy_bundle(mm_camera_obj_t *my_obj, |
| uint32_t ch_id); |
| extern int32_t mm_camera_start_streams(mm_camera_obj_t *my_obj, |
| uint32_t ch_id, |
| uint8_t num_streams, |
| uint32_t *stream_ids); |
| extern int32_t mm_camera_stop_streams(mm_camera_obj_t *my_obj, |
| uint32_t ch_id, |
| uint8_t num_streams, |
| uint32_t *stream_ids); |
| extern int32_t mm_camera_async_teardown_streams(mm_camera_obj_t *my_obj, |
| uint32_t ch_id, |
| uint8_t num_streams, |
| uint32_t *stream_ids); |
| extern int32_t mm_camera_request_super_buf(mm_camera_obj_t *my_obj, |
| uint32_t ch_id); |
| extern int32_t mm_camera_cancel_super_buf_request(mm_camera_obj_t *my_obj, |
| uint32_t ch_id); |
| extern int32_t mm_camera_start_focus(mm_camera_obj_t *my_obj, |
| uint32_t ch_id, |
| uint32_t sensor_idx, |
| uint32_t focus_mode); |
| extern int32_t mm_camera_abort_focus(mm_camera_obj_t *my_obj, |
| uint32_t ch_id, |
| uint32_t sensor_idx); |
| extern int32_t mm_camera_prepare_snapshot(mm_camera_obj_t *my_obj, |
| uint32_t ch_id, |
| uint32_t sensor_idx); |
| extern int32_t mm_camera_set_stream_parm(mm_camera_obj_t *my_obj, |
| uint32_t ch_id, |
| uint32_t s_id, |
| mm_camera_stream_parm_t parm_type, |
| void* p_value); |
| |
| extern int32_t mm_camera_get_stream_parm(mm_camera_obj_t *my_obj, |
| uint32_t ch_id, |
| uint32_t s_id, |
| mm_camera_stream_parm_t parm_type, |
| void* p_value); |
| |
| extern int32_t mm_camera_register_event_notify_internal( |
| mm_camera_obj_t *my_obj, |
| mm_camera_event_notify_t evt_cb, |
| void * user_data, |
| mm_camera_event_type_t evt_type); |
| extern int32_t mm_camera_map_buf(mm_camera_obj_t *my_obj, |
| int ext_mode, |
| int idx, |
| int fd, |
| uint32_t size); |
| extern int32_t mm_camera_unmap_buf(mm_camera_obj_t *my_obj, |
| int ext_mode, |
| int idx); |
| extern int32_t mm_camera_send_ch_event(mm_camera_obj_t *my_obj, |
| uint32_t ch_id, |
| uint32_t stream_id, |
| mm_camera_ch_event_type_t evt); |
| |
| |
| /* mm_channel */ |
| extern int32_t mm_channel_fsm_fn(mm_channel_t *my_obj, |
| mm_channel_evt_type_t evt, |
| void * in_val, |
| void * out_val); |
| |
| /* qbuf is a special case that not going through state machine. |
| * This is to avoid deadlock when trying to aquire ch_lock, |
| * from the context of dataCB, but async stop is holding ch_lock */ |
| extern int32_t mm_channel_qbuf(mm_channel_t *my_obj, |
| mm_camera_buf_def_t *buf); |
| |
| /* Allow other stream to register dataCB at certain stream. |
| * This is for use case of video sized live snapshot, |
| * because snapshot stream need register one time CB at video stream. |
| * ext_image_mode and sensor_idx are used to identify the destinate stream |
| * to be register with dataCB. */ |
| extern int32_t mm_channel_reg_stream_cb(mm_channel_t *my_obj, |
| mm_stream_data_cb_t *cb, |
| uint32_t ext_image_mode, |
| uint32_t sensor_idx); |
| |
| /* mm_stream */ |
| extern int32_t mm_stream_fsm_fn(mm_stream_t *my_obj, |
| mm_stream_evt_type_t evt, |
| void * in_val, |
| void * out_val); |
| /* Allow other stream to register dataCB at certain stream. |
| * This is for use case of video sized live snapshot, |
| * because snapshot stream need register one time CB at video stream. |
| * ext_image_mode and sensor_idx are used to identify the destinate stream |
| * to be register with dataCB. */ |
| extern int32_t mm_stream_reg_buf_cb(mm_stream_t *my_obj, |
| mm_stream_data_cb_t *val); |
| |
| /* utiltity fucntion declared in mm-camera-inteface2.c |
| * and need be used by mm-camera and below*/ |
| uint32_t mm_camera_util_generate_handler(uint8_t index); |
| const char * mm_camera_util_get_dev_name(uint32_t cam_handler); |
| uint8_t mm_camera_util_get_index_by_handler(uint32_t handler); |
| |
| /* queue functions */ |
| extern int32_t mm_camera_queue_init(mm_camera_queue_t* queue); |
| extern int32_t mm_camera_queue_enq(mm_camera_queue_t* queue, void* node); |
| extern void* mm_camera_queue_deq(mm_camera_queue_t* queue); |
| extern int32_t mm_camera_queue_deinit(mm_camera_queue_t* queue); |
| extern int32_t mm_camera_queue_flush(mm_camera_queue_t* queue); |
| |
| /* poll/cmd thread functions */ |
| extern int32_t mm_camera_poll_thread_launch( |
| mm_camera_poll_thread_t * poll_cb, |
| mm_camera_poll_thread_type_t poll_type); |
| extern int32_t mm_camera_poll_thread_release(mm_camera_poll_thread_t *poll_cb); |
| extern int32_t mm_camera_poll_thread_add_poll_fd( |
| mm_camera_poll_thread_t * poll_cb, |
| uint32_t handler, |
| int32_t fd, |
| mm_camera_poll_notify_t nofity_cb, |
| void *userdata); |
| extern int32_t mm_camera_poll_thread_del_poll_fd( |
| mm_camera_poll_thread_t * poll_cb, |
| uint32_t handler); |
| extern int32_t mm_camera_cmd_thread_launch( |
| mm_camera_cmd_thread_t * cmd_thread, |
| mm_camera_cmd_cb_t cb, |
| void* user_data); |
| extern int32_t mm_camera_cmd_thread_release(mm_camera_cmd_thread_t * cmd_thread); |
| |
| #endif /* __MM_CAMERA_H__ */ |
