1 /* 2 Copyright (c) 2011-2012, The Linux Foundation. All rights reserved. 3 4 Redistribution and use in source and binary forms, with or without 5 modification, are permitted provided that the following conditions are 6 met: 7 * Redistributions of source code must retain the above copyright 8 notice, this list of conditions and the following disclaimer. 9 * Redistributions in binary form must reproduce the above 10 copyright notice, this list of conditions and the following 11 disclaimer in the documentation and/or other materials provided 12 with the distribution. 13 * Neither the name of The Linux Foundation nor the names of its 14 contributors may be used to endorse or promote products derived 15 from this software without specific prior written permission. 16 17 THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED 18 WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 19 MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT 20 ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS 21 BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 22 CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 23 SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR 24 BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 25 WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE 26 OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN 27 IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 28 */ 29 30 #ifndef __MM_CAMERA_INTERFACE_H__ 31 #define __MM_CAMERA_INTERFACE_H__ 32 #include <linux/ion.h> 33 #include <linux/videodev2.h> 34 #include <QCamera_Intf.h> 35 36 #define MM_CAMERA_MAX_NUM_FRAMES 16 37 #define MM_CAMEAR_MAX_STRAEM_BUNDLE 4 38 #define MM_CAMERA_MAX_2ND_SENSORS 4 39 40 typedef enum { 41 MM_CAMERA_WHITE_BALANCE_AUTO, 42 MM_CAMERA_WHITE_BALANCE_OFF, 43 MM_CAMERA_WHITE_BALANCE_DAYLIGHT, 44 MM_CAMERA_WHITE_BALANCE_INCANDESCENT, 45 MM_CAMERA_WHITE_BALANCE_FLUORESCENT, 46 MM_CAMERA_WHITE_BALANCE_CLOUDY, 47 MM_CAMERA_WHITE_BALANCE_MAX 48 } mm_camera_white_balance_mode_type_t; 49 50 typedef enum { 51 MM_CAMERA_STREAM_OFFSET, 52 MM_CAMERA_STREAM_CID, 53 MM_CAMERA_STREAM_CROP 54 }mm_camera_stream_parm_t; 55 56 typedef struct { 57 int32_t width; 58 int32_t height; 59 } mm_camera_dimension_t; 60 61 typedef struct{ 62 uint32_t tbl_size; 63 struct camera_size_type *sizes_tbl; 64 }default_sizes_tbl_t; 65 66 typedef struct { 67 int32_t left; 68 int32_t top; 69 int32_t width; 70 int32_t height; 71 } mm_camera_rect_t; 72 73 /* TBD: meta header needs to move to msm_camear.h */ 74 typedef enum { 75 /* no meta data header used */ 76 MM_CAMEAR_META_DATA_TYPE_DEF, 77 /* has focus flag, exposure idx, 78 * flash flag, etc. TBD */ 79 MM_CAMEAR_META_DATA_TYPE_BRACKETING, 80 MM_CAMEAR_META_DATA_TYPE_MAX, 81 } mm_camera_meta_header_t; 82 83 typedef struct { 84 cam_format_t fmt; 85 mm_camera_meta_header_t meta_header; 86 uint32_t width; 87 uint32_t height; 88 uint8_t rotation; 89 } mm_camera_image_fmt_t; 90 91 typedef struct { 92 /* image format */ 93 mm_camera_image_fmt_t fmt; 94 95 /* num of buffers needed */ 96 uint8_t num_of_bufs; 97 98 /* flag to indicate if this stream need stream on */ 99 uint8_t need_stream_on; 100 } mm_camera_stream_config_t; 101 102 typedef struct { 103 uint8_t name[32]; 104 int32_t min_value; 105 int32_t max_value; 106 int32_t step; 107 int32_t default_value; 108 } mm_camera_ctrl_cap_sharpness_t; 109 110 typedef struct { 111 int16_t *zoom_ratio_tbl; 112 int32_t size; 113 } mm_camera_zoom_tbl_t; 114 115 typedef enum { 116 /* ZSL use case: get burst of frames */ 117 MM_CAMERA_SUPER_BUF_NOTIFY_BURST = 0, 118 /* get continuous frames: when the super buf is 119 * ready dispatch it to HAL */ 120 MM_CAMERA_SUPER_BUF_NOTIFY_CONTINUOUS, 121 MM_CAMERA_SUPER_BUF_NOTIFY_MAX 122 }mm_camera_super_buf_notify_mode_t; 123 124 typedef enum { 125 /* save the frame. No matter focused or not */ 126 MM_CAMERA_SUPER_BUF_PRIORITY_NORMAL = 0, 127 /* only queue the frame that is focused. Will enable 128 * meta data header to carry focus info*/ 129 MM_CAMERA_SUPER_BUF_PRIORITY_FOCUS, 130 /* after shutter, only queue matched exposure index */ 131 MM_CAMERA_SUPER_BUF_PRIORITY_EXPOSURE_BRACKETING, 132 MM_CAMERA_SUPER_BUF_PRIORITY_MAX 133 }mm_camera_super_buf_priority_t; 134 135 typedef struct { 136 mm_camera_super_buf_notify_mode_t notify_mode; 137 /* queue depth. Only for burst mode */ 138 uint8_t water_mark; 139 /* look back how many frames from last buf */ 140 uint8_t look_back; 141 /* after send first frame to HAL, how many frames 142 * needing to be skipped for next delivery? */ 143 uint8_t post_frame_skip; 144 /* save matched priority frames only */ 145 mm_camera_super_buf_priority_t priority; 146 /* in burst mode, how many super 147 * bufs for each shutter press? */ 148 uint8_t burst_num; 149 } mm_camera_bundle_attr_t; 150 151 typedef struct { 152 uint8_t camera_id; /* camera id */ 153 qcamera_info_t camera_info; /* postion, mount_angle, etc. */ 154 enum sensor_type_t main_sensor_type; /* BAYER, YUV, JPEG_SOC, etc. */ 155 char *video_dev_name; /* device node name, e.g. /dev/video1 */ 156 } mm_camera_info_t; 157 158 typedef struct { 159 uint8_t cid; 160 uint8_t dt; 161 }stream_cid_t; 162 163 /* the stats struct will need rework after 164 * defining the stats buf sharing logic */ 165 typedef struct { 166 int type; 167 uint32_t length; 168 void *value; 169 } mm_camera_stats_t; 170 171 typedef struct { 172 uint32_t stream_id; /* stream handler */ 173 int8_t buf_idx; /* buf idx within the stream bufs */ 174 175 struct timespec ts; /* time stamp, to be filled when DQBUF*/ 176 uint32_t frame_idx; /* frame sequence num, to be filled when DQBUF */ 177 178 int8_t num_planes; /* num of planes, to be filled during mem allocation */ 179 struct v4l2_plane planes[VIDEO_MAX_PLANES]; /* plane info, to be filled during mem allocation*/ 180 int fd; /* fd of the frame, to be filled during mem allocation */ 181 void* buffer; /* ptr to real frame buffer, to be filled during mem allocation */ 182 uint32_t frame_len; /* len of the whole frame, to be filled during mem allocation */ 183 } mm_camera_buf_def_t; 184 185 typedef struct { 186 uint32_t camera_handle; 187 uint32_t ch_id; 188 uint8_t num_bufs; 189 mm_camera_buf_def_t* bufs[MM_CAMEAR_MAX_STRAEM_BUNDLE]; 190 } mm_camera_super_buf_t; 191 192 typedef void (*mm_camera_event_notify_t)(uint32_t camera_handle, 193 mm_camera_event_t *evt, 194 void *user_data); 195 196 typedef void (*mm_camera_buf_notify_t) (mm_camera_super_buf_t *bufs, 197 void *user_data); 198 typedef cam_frame_len_offset_t mm_camera_frame_len_offset; 199 200 typedef struct { 201 void *user_data; 202 int32_t (*get_buf) (uint32_t camera_handle, 203 uint32_t ch_id, uint32_t stream_id, 204 void *user_data, 205 mm_camera_frame_len_offset *frame_offset_info, 206 uint8_t num_bufs, 207 uint8_t *initial_reg_flag, 208 mm_camera_buf_def_t *bufs); 209 int32_t (*put_buf) (uint32_t camera_handle, 210 uint32_t ch_id, uint32_t stream_id, 211 void *user_data, uint8_t num_bufs, 212 mm_camera_buf_def_t *bufs); 213 } mm_camear_mem_vtbl_t; 214 215 typedef struct { 216 uint8_t num_2nd_sensors; 217 uint8_t sensor_idxs[MM_CAMERA_MAX_2ND_SENSORS]; 218 } mm_camera_2nd_sensor_t; 219 220 typedef struct { 221 int32_t (*sync) (uint32_t camera_handle); 222 uint8_t (*is_event_supported) (uint32_t camera_handle, 223 mm_camera_event_type_t evt_type); 224 int32_t (*register_event_notify) (uint32_t camera_handle, 225 mm_camera_event_notify_t evt_cb, 226 void * user_data, 227 mm_camera_event_type_t evt_type); 228 int32_t (*qbuf) (uint32_t camera_handle, uint32_t ch_id, 229 mm_camera_buf_def_t *buf); 230 void (*camera_close) (uint32_t camera_handle); 231 /* Only fo supporting advanced 2nd sensors. If no secondary sensor needed 232 * HAL can ignore this function */ 233 mm_camera_2nd_sensor_t * (*query_2nd_sensor_info) (uint32_t camera_handle); 234 /* if the parm is supported: TRUE - support, FALSE - not support */ 235 int32_t (*is_parm_supported) (uint32_t camera_handle, 236 mm_camera_parm_type_t parm_type, 237 uint8_t *support_set_parm, 238 uint8_t *support_get_parm); 239 /* set a parms current value */ 240 int32_t (*set_parm) (uint32_t camera_handle, 241 mm_camera_parm_type_t parm_type, 242 void* p_value); 243 /* get a parms current value */ 244 int32_t (*get_parm) (uint32_t camera_handle, 245 mm_camera_parm_type_t parm_type, 246 void* p_value); 247 /* ch_id returned, zero is invalid ch_id */ 248 uint32_t (*ch_acquire) (uint32_t camera_handle); 249 /* relaese channel */ 250 void (*ch_release) (uint32_t camera_handle, uint32_t ch_id); 251 /* return stream_id. zero is invalid stream_id 252 * default set to preview: ext_image_mode = 0 253 * default set to primary sensor: sensor_idx = 0 254 * value of ext_image_mode is defined in msm_camera.h 255 */ 256 uint32_t (*add_stream) (uint32_t camera_handle, uint32_t ch_id, 257 mm_camera_buf_notify_t buf_cb, void *user_data, 258 uint32_t ext_image_mode, uint32_t sensor_idx); 259 /* delete stream */ 260 int32_t (*del_stream) (uint32_t camera_handle, uint32_t ch_id, 261 uint32_t stream_id); 262 /* set straem format This will trigger getting bufs from HAL */ 263 int32_t (*config_stream) (uint32_t camera_handle, uint32_t ch_id, 264 uint32_t stream_id, 265 mm_camera_stream_config_t *config); 266 /* setup super buf bundle for ZSL */ 267 int32_t (*init_stream_bundle) (uint32_t camera_handle, uint32_t ch_id, 268 mm_camera_buf_notify_t super_frame_notify_cb, 269 void *user_data, mm_camera_bundle_attr_t *attr, 270 uint8_t num_streams, uint32_t *stream_ids); 271 /* remove the super buf bundle */ 272 int32_t (*destroy_stream_bundle) (uint32_t camera_handle, uint32_t ch_id); 273 /* start streaming */ 274 int32_t (*start_streams) (uint32_t camera_handle, uint32_t ch_id, 275 uint8_t num_streams, uint32_t *stream_ids); 276 /* stop streaming */ 277 int32_t (*stop_streams) (uint32_t camera_handle, uint32_t ch_id, 278 uint8_t num_streams, uint32_t *stream_ids); 279 /* tear down streams asyncly */ 280 int32_t (*async_teardown_streams) (uint32_t camera_handle, uint32_t ch_id, 281 uint8_t num_streams, uint32_t *stream_ids); 282 /* get super bufs. for burst mode only */ 283 int32_t (*request_super_buf) (uint32_t camera_handle, uint32_t ch_id); 284 /* abort the super buf dispatching. for burst mode only */ 285 int32_t (*cancel_super_buf_request) (uint32_t camera_handle, 286 uint32_t ch_id); 287 /* start focus: by default sensor_idx=0 */ 288 int32_t (*start_focus) (uint32_t camera_handle, 289 uint32_t ch_id, 290 uint32_t sensor_idx, 291 uint32_t focus_mode); 292 /* abort focus: by default sensor_idx=0 */ 293 int32_t (*abort_focus) (uint32_t camera_handle, 294 uint32_t ch_id, 295 uint32_t sensor_idx); 296 /* prepare hardware will settle aec and flash. 297 * by default sensor_idx=0 */ 298 int32_t (*prepare_snapshot) (uint32_t camera_handle, 299 uint32_t ch_id, 300 uint32_t sensor_idx); 301 /* set a parms current value */ 302 int32_t (*set_stream_parm) (uint32_t camera_handle, 303 uint32_t ch_id, 304 uint32_t s_id, 305 mm_camera_stream_parm_t parm_type, 306 void* p_value); 307 /* get a parms current value */ 308 int32_t (*get_stream_parm) (uint32_t camera_handle, 309 uint32_t ch_id, 310 uint32_t s_id, 311 mm_camera_stream_parm_t parm_type, 312 void* p_value); 313 } mm_camera_ops_t; 314 315 typedef struct { 316 uint32_t camera_handle; /* camera object handle */ 317 mm_camera_info_t *camera_info; /* reference pointer of camear info */ 318 mm_camera_ops_t *ops; /* API call table */ 319 } mm_camera_vtbl_t; 320 321 mm_camera_info_t * camera_query(uint8_t *num_cameras); 322 mm_camera_vtbl_t * camera_open(uint8_t camera_idx, 323 mm_camear_mem_vtbl_t *mem_vtbl); 324 325 typedef enum { 326 MM_CAMERA_PREVIEW, 327 MM_CAMERA_VIDEO, 328 MM_CAMERA_SNAPSHOT_MAIN, 329 MM_CAMERA_SNAPSHOT_THUMBNAIL, 330 MM_CAMERA_SNAPSHOT_RAW, 331 MM_CAMERA_RDI 332 }mm_camera_img_mode; 333 334 /* may remove later */ 335 typedef enum { 336 MM_CAMERA_OP_MODE_NOTUSED, 337 MM_CAMERA_OP_MODE_CAPTURE, 338 MM_CAMERA_OP_MODE_VIDEO, 339 MM_CAMERA_OP_MODE_ZSL, 340 MM_CAMERA_OP_MODE_MAX 341 } mm_camera_op_mode_type_t; 342 #endif /*__MM_CAMERA_INTERFACE_H__*/ 343
