kernel/drivers/media/i2c/s5c73m3/s5c73m3.h

   1 /*
   2  * Samsung LSI S5C73M3 8M pixel camera driver
   3  *
   4  * Copyright (C) 2012, Samsung Electronics, Co., Ltd.
   5  * Sylwester Nawrocki <s.nawrocki@samsung.com>
   6  * Andrzej Hajda <a.hajda@samsung.com>
   7  *
   8  * This program is free software; you can redistribute it and/or
   9  * modify it under the terms of the GNU General Public License
  10  * version 2 as published by the Free Software Foundation.
  11  *
  12  * This program is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  * GNU General Public License for more details.
  16  */
  17 #ifndef S5C73M3_H_
  18 #define S5C73M3_H_
  19
  20 #include <linux/clk.h>
  21 #include <linux/kernel.h>
  22 #include <linux/regulator/consumer.h>
  23 #include <media/v4l2-common.h>
  24 #include <media/v4l2-ctrls.h>
  25 #include <media/v4l2-subdev.h>
  26 #include <media/s5c73m3.h>
  27
  28 #define DRIVER_NAME                     "S5C73M3"
  29
  30 #define S5C73M3_ISP_FMT                 MEDIA_BUS_FMT_VYUY8_2X8
  31 #define S5C73M3_JPEG_FMT                MEDIA_BUS_FMT_S5C_UYVY_JPEG_1X8
  32
  33 /* Subdevs pad index definitions */
  34 enum s5c73m3_pads {
  35         S5C73M3_ISP_PAD,
  36         S5C73M3_JPEG_PAD,
  37         S5C73M3_NUM_PADS
  38 };
  39
  40 enum s5c73m3_oif_pads {
  41         OIF_ISP_PAD,
  42         OIF_JPEG_PAD,
  43         OIF_SOURCE_PAD,
  44         OIF_NUM_PADS
  45 };
  46
  47 #define S5C73M3_SENSOR_FW_LEN           6
  48 #define S5C73M3_SENSOR_TYPE_LEN         12
  49
  50 #define S5C73M3_REG(_addrh, _addrl) (((_addrh) << 16) | _addrl)
  51
  52 #define AHB_MSB_ADDR_PTR                        0xfcfc
  53 #define REG_CMDWR_ADDRH                         0x0050
  54 #define REG_CMDWR_ADDRL                         0x0054
  55 #define REG_CMDRD_ADDRH                         0x0058
  56 #define REG_CMDRD_ADDRL                         0x005c
  57 #define REG_CMDBUF_ADDR                         0x0f14
  58
  59 #define REG_I2C_SEQ_STATUS                      S5C73M3_REG(0x0009, 0x59A6)
  60 #define  SEQ_END_PLL                            (1<<0x0)
  61 #define  SEQ_END_SENSOR                         (1<<0x1)
  62 #define  SEQ_END_GPIO                           (1<<0x2)
  63 #define  SEQ_END_FROM                           (1<<0x3)
  64 #define  SEQ_END_STABLE_AE_AWB                  (1<<0x4)
  65 #define  SEQ_END_READY_I2C_CMD                  (1<<0x5)
  66
  67 #define REG_I2C_STATUS                          S5C73M3_REG(0x0009, 0x599E)
  68 #define  I2C_STATUS_CIS_I2C                     (1<<0x0)
  69 #define  I2C_STATUS_AF_INIT                     (1<<0x1)
  70 #define  I2C_STATUS_CAL_DATA                    (1<<0x2)
  71 #define  I2C_STATUS_FRAME_COUNT                 (1<<0x3)
  72 #define  I2C_STATUS_FROM_INIT                   (1<<0x4)
  73 #define  I2C_STATUS_I2C_CIS_STREAM_OFF          (1<<0x5)
  74 #define  I2C_STATUS_I2C_N_CMD_OVER              (1<<0x6)
  75 #define  I2C_STATUS_I2C_N_CMD_MISMATCH          (1<<0x7)
  76 #define  I2C_STATUS_CHECK_BIN_CRC               (1<<0x8)
  77 #define  I2C_STATUS_EXCEPTION                   (1<<0x9)
  78 #define  I2C_STATUS_INIF_INIT_STATE             (0x8)
  79
  80 #define REG_STATUS                              S5C73M3_REG(0x0009, 0x5080)
  81 #define  REG_STATUS_BOOT_SUB_MAIN_ENTER         0xff01
  82 #define  REG_STATUS_BOOT_SRAM_TIMING_OK         0xff02
  83 #define  REG_STATUS_BOOT_INTERRUPTS_EN          0xff03
  84 #define  REG_STATUS_BOOT_R_PLL_DONE             0xff04
  85 #define  REG_STATUS_BOOT_R_PLL_LOCKTIME_DONE    0xff05
  86 #define  REG_STATUS_BOOT_DELAY_COUNT_DONE       0xff06
  87 #define  REG_STATUS_BOOT_I_PLL_DONE             0xff07
  88 #define  REG_STATUS_BOOT_I_PLL_LOCKTIME_DONE    0xff08
  89 #define  REG_STATUS_BOOT_PLL_INIT_OK            0xff09
  90 #define  REG_STATUS_BOOT_SENSOR_INIT_OK         0xff0a
  91 #define  REG_STATUS_BOOT_GPIO_SETTING_OK        0xff0b
  92 #define  REG_STATUS_BOOT_READ_CAL_DATA_OK       0xff0c
  93 #define  REG_STATUS_BOOT_STABLE_AE_AWB_OK       0xff0d
  94 #define  REG_STATUS_ISP_COMMAND_COMPLETED       0xffff
  95 #define  REG_STATUS_EXCEPTION_OCCURED           0xdead
  96
  97 #define COMM_RESULT_OFFSET                      S5C73M3_REG(0x0009, 0x5000)
  98
  99 #define COMM_IMG_OUTPUT                         0x0902
 100 #define  COMM_IMG_OUTPUT_HDR                    0x0008
 101 #define  COMM_IMG_OUTPUT_YUV                    0x0009
 102 #define  COMM_IMG_OUTPUT_INTERLEAVED            0x000d
 103
 104 #define COMM_STILL_PRE_FLASH                    0x0a00
 105 #define  COMM_STILL_PRE_FLASH_FIRE              0x0000
 106 #define  COMM_STILL_PRE_FLASH_NON_FIRED         0x0000
 107 #define  COMM_STILL_PRE_FLASH_FIRED             0x0001
 108
 109 #define COMM_STILL_MAIN_FLASH                   0x0a02
 110 #define  COMM_STILL_MAIN_FLASH_CANCEL           0x0001
 111 #define  COMM_STILL_MAIN_FLASH_FIRE             0x0002
 112
 113 #define COMM_ZOOM_STEP                          0x0b00
 114
 115 #define COMM_IMAGE_EFFECT                       0x0b0a
 116 #define  COMM_IMAGE_EFFECT_NONE                 0x0001
 117 #define  COMM_IMAGE_EFFECT_NEGATIVE             0x0002
 118 #define  COMM_IMAGE_EFFECT_AQUA                 0x0003
 119 #define  COMM_IMAGE_EFFECT_SEPIA                0x0004
 120 #define  COMM_IMAGE_EFFECT_MONO                 0x0005
 121
 122 #define COMM_IMAGE_QUALITY                      0x0b0c
 123 #define  COMM_IMAGE_QUALITY_SUPERFINE           0x0000
 124 #define  COMM_IMAGE_QUALITY_FINE                0x0001
 125 #define  COMM_IMAGE_QUALITY_NORMAL              0x0002
 126
 127 #define COMM_FLASH_MODE                         0x0b0e
 128 #define  COMM_FLASH_MODE_OFF                    0x0000
 129 #define  COMM_FLASH_MODE_ON                     0x0001
 130 #define  COMM_FLASH_MODE_AUTO                   0x0002
 131
 132 #define COMM_FLASH_STATUS                       0x0b80
 133 #define  COMM_FLASH_STATUS_OFF                  0x0001
 134 #define  COMM_FLASH_STATUS_ON                   0x0002
 135 #define  COMM_FLASH_STATUS_AUTO                 0x0003
 136
 137 #define COMM_FLASH_TORCH                        0x0b12
 138 #define  COMM_FLASH_TORCH_OFF                   0x0000
 139 #define  COMM_FLASH_TORCH_ON                    0x0001
 140
 141 #define COMM_AE_NEEDS_FLASH                     0x0cba
 142 #define  COMM_AE_NEEDS_FLASH_OFF                0x0000
 143 #define  COMM_AE_NEEDS_FLASH_ON                 0x0001
 144
 145 #define COMM_CHG_MODE                           0x0b10
 146 #define  COMM_CHG_MODE_NEW                      0x8000
 147 #define  COMM_CHG_MODE_SUBSAMPLING_HALF         0x2000
 148 #define  COMM_CHG_MODE_SUBSAMPLING_QUARTER      0x4000
 149
 150 #define  COMM_CHG_MODE_YUV_320_240              0x0001
 151 #define  COMM_CHG_MODE_YUV_640_480              0x0002
 152 #define  COMM_CHG_MODE_YUV_880_720              0x0003
 153 #define  COMM_CHG_MODE_YUV_960_720              0x0004
 154 #define  COMM_CHG_MODE_YUV_1184_666             0x0005
 155 #define  COMM_CHG_MODE_YUV_1280_720             0x0006
 156 #define  COMM_CHG_MODE_YUV_1536_864             0x0007
 157 #define  COMM_CHG_MODE_YUV_1600_1200            0x0008
 158 #define  COMM_CHG_MODE_YUV_1632_1224            0x0009
 159 #define  COMM_CHG_MODE_YUV_1920_1080            0x000a
 160 #define  COMM_CHG_MODE_YUV_1920_1440            0x000b
 161 #define  COMM_CHG_MODE_YUV_2304_1296            0x000c
 162 #define  COMM_CHG_MODE_YUV_3264_2448            0x000d
 163 #define  COMM_CHG_MODE_YUV_352_288              0x000e
 164 #define  COMM_CHG_MODE_YUV_1008_672             0x000f
 165
 166 #define  COMM_CHG_MODE_JPEG_640_480             0x0010
 167 #define  COMM_CHG_MODE_JPEG_800_450             0x0020
 168 #define  COMM_CHG_MODE_JPEG_800_600             0x0030
 169 #define  COMM_CHG_MODE_JPEG_1280_720            0x0040
 170 #define  COMM_CHG_MODE_JPEG_1280_960            0x0050
 171 #define  COMM_CHG_MODE_JPEG_1600_900            0x0060
 172 #define  COMM_CHG_MODE_JPEG_1600_1200           0x0070
 173 #define  COMM_CHG_MODE_JPEG_2048_1152           0x0080
 174 #define  COMM_CHG_MODE_JPEG_2048_1536           0x0090
 175 #define  COMM_CHG_MODE_JPEG_2560_1440           0x00a0
 176 #define  COMM_CHG_MODE_JPEG_2560_1920           0x00b0
 177 #define  COMM_CHG_MODE_JPEG_3264_2176           0x00c0
 178 #define  COMM_CHG_MODE_JPEG_1024_768            0x00d0
 179 #define  COMM_CHG_MODE_JPEG_3264_1836           0x00e0
 180 #define  COMM_CHG_MODE_JPEG_3264_2448           0x00f0
 181
 182 #define COMM_AF_CON                             0x0e00
 183 #define  COMM_AF_CON_STOP                       0x0000
 184 #define  COMM_AF_CON_SCAN                       0x0001 /* Full Search */
 185 #define  COMM_AF_CON_START                      0x0002 /* Fast Search */
 186
 187 #define COMM_AF_CAL                             0x0e06
 188 #define COMM_AF_TOUCH_AF                        0x0e0a
 189
 190 #define REG_AF_STATUS                           S5C73M3_REG(0x0009, 0x5e80)
 191 #define  REG_CAF_STATUS_FIND_SEARCH_DIR         0x0001
 192 #define  REG_CAF_STATUS_FOCUSING                0x0002
 193 #define  REG_CAF_STATUS_FOCUSED                 0x0003
 194 #define  REG_CAF_STATUS_UNFOCUSED               0x0004
 195 #define  REG_AF_STATUS_INVALID                  0x0010
 196 #define  REG_AF_STATUS_FOCUSING                 0x0020
 197 #define  REG_AF_STATUS_FOCUSED                  0x0030
 198 #define  REG_AF_STATUS_UNFOCUSED                0x0040
 199
 200 #define REG_AF_TOUCH_POSITION                   S5C73M3_REG(0x0009, 0x5e8e)
 201 #define COMM_AF_FACE_ZOOM                       0x0e10
 202
 203 #define COMM_AF_MODE                            0x0e02
 204 #define  COMM_AF_MODE_NORMAL                    0x0000
 205 #define  COMM_AF_MODE_MACRO                     0x0001
 206 #define  COMM_AF_MODE_MOVIE_CAF_START           0x0002
 207 #define  COMM_AF_MODE_MOVIE_CAF_STOP            0x0003
 208 #define  COMM_AF_MODE_PREVIEW_CAF_START         0x0004
 209 #define  COMM_AF_MODE_PREVIEW_CAF_STOP          0x0005
 210
 211 #define COMM_AF_SOFTLANDING                     0x0e16
 212 #define  COMM_AF_SOFTLANDING_ON                 0x0000
 213 #define  COMM_AF_SOFTLANDING_RES_COMPLETE       0x0001
 214
 215 #define COMM_FACE_DET                           0x0e0c
 216 #define  COMM_FACE_DET_OFF                      0x0000
 217 #define  COMM_FACE_DET_ON                       0x0001
 218
 219 #define COMM_FACE_DET_OSD                       0x0e0e
 220 #define  COMM_FACE_DET_OSD_OFF                  0x0000
 221 #define  COMM_FACE_DET_OSD_ON                   0x0001
 222
 223 #define COMM_AE_CON                             0x0c00
 224 #define  COMM_AE_STOP                           0x0000 /* lock */
 225 #define  COMM_AE_START                          0x0001 /* unlock */
 226
 227 #define COMM_ISO                                0x0c02
 228 #define  COMM_ISO_AUTO                          0x0000
 229 #define  COMM_ISO_100                           0x0001
 230 #define  COMM_ISO_200                           0x0002
 231 #define  COMM_ISO_400                           0x0003
 232 #define  COMM_ISO_800                           0x0004
 233 #define  COMM_ISO_SPORTS                        0x0005
 234 #define  COMM_ISO_NIGHT                         0x0006
 235 #define  COMM_ISO_INDOOR                        0x0007
 236
 237 /* 0x00000 (-2.0 EV)...0x0008 (2.0 EV), 0.5EV step */
 238 #define COMM_EV                                 0x0c04
 239
 240 #define COMM_METERING                           0x0c06
 241 #define  COMM_METERING_CENTER                   0x0000
 242 #define  COMM_METERING_SPOT                     0x0001
 243 #define  COMM_METERING_AVERAGE                  0x0002
 244 #define  COMM_METERING_SMART                    0x0003
 245
 246 #define COMM_WDR                                0x0c08
 247 #define  COMM_WDR_OFF                           0x0000
 248 #define  COMM_WDR_ON                            0x0001
 249
 250 #define COMM_FLICKER_MODE                       0x0c12
 251 #define  COMM_FLICKER_NONE                      0x0000
 252 #define  COMM_FLICKER_MANUAL_50HZ               0x0001
 253 #define  COMM_FLICKER_MANUAL_60HZ               0x0002
 254 #define  COMM_FLICKER_AUTO                      0x0003
 255 #define  COMM_FLICKER_AUTO_50HZ                 0x0004
 256 #define  COMM_FLICKER_AUTO_60HZ                 0x0005
 257
 258 #define COMM_FRAME_RATE                         0x0c1e
 259 #define  COMM_FRAME_RATE_AUTO_SET               0x0000
 260 #define  COMM_FRAME_RATE_FIXED_30FPS            0x0002
 261 #define  COMM_FRAME_RATE_FIXED_20FPS            0x0003
 262 #define  COMM_FRAME_RATE_FIXED_15FPS            0x0004
 263 #define  COMM_FRAME_RATE_FIXED_60FPS            0x0007
 264 #define  COMM_FRAME_RATE_FIXED_120FPS           0x0008
 265 #define  COMM_FRAME_RATE_FIXED_7FPS             0x0009
 266 #define  COMM_FRAME_RATE_FIXED_10FPS            0x000a
 267 #define  COMM_FRAME_RATE_FIXED_90FPS            0x000b
 268 #define  COMM_FRAME_RATE_ANTI_SHAKE             0x0013
 269
 270 /* 0x0000...0x0004 -> sharpness: 0, 1, 2, -1, -2 */
 271 #define COMM_SHARPNESS                          0x0c14
 272
 273 /* 0x0000...0x0004 -> saturation: 0, 1, 2, -1, -2 */
 274 #define COMM_SATURATION                         0x0c16
 275
 276 /* 0x0000...0x0004 -> contrast: 0, 1, 2, -1, -2 */
 277 #define COMM_CONTRAST                           0x0c18
 278
 279 #define COMM_SCENE_MODE                         0x0c1a
 280 #define  COMM_SCENE_MODE_NONE                   0x0000
 281 #define  COMM_SCENE_MODE_PORTRAIT               0x0001
 282 #define  COMM_SCENE_MODE_LANDSCAPE              0x0002
 283 #define  COMM_SCENE_MODE_SPORTS                 0x0003
 284 #define  COMM_SCENE_MODE_INDOOR                 0x0004
 285 #define  COMM_SCENE_MODE_BEACH                  0x0005
 286 #define  COMM_SCENE_MODE_SUNSET                 0x0006
 287 #define  COMM_SCENE_MODE_DAWN                   0x0007
 288 #define  COMM_SCENE_MODE_FALL                   0x0008
 289 #define  COMM_SCENE_MODE_NIGHT                  0x0009
 290 #define  COMM_SCENE_MODE_AGAINST_LIGHT          0x000a
 291 #define  COMM_SCENE_MODE_FIRE                   0x000b
 292 #define  COMM_SCENE_MODE_TEXT                   0x000c
 293 #define  COMM_SCENE_MODE_CANDLE                 0x000d
 294
 295 #define COMM_AE_AUTO_BRACKET                    0x0b14
 296 #define  COMM_AE_AUTO_BRAKET_EV05               0x0080
 297 #define  COMM_AE_AUTO_BRAKET_EV10               0x0100
 298 #define  COMM_AE_AUTO_BRAKET_EV15               0x0180
 299 #define  COMM_AE_AUTO_BRAKET_EV20               0x0200
 300
 301 #define COMM_SENSOR_STREAMING                   0x090a
 302 #define  COMM_SENSOR_STREAMING_OFF              0x0000
 303 #define  COMM_SENSOR_STREAMING_ON               0x0001
 304
 305 #define COMM_AWB_MODE                           0x0d02
 306 #define  COMM_AWB_MODE_INCANDESCENT             0x0000
 307 #define  COMM_AWB_MODE_FLUORESCENT1             0x0001
 308 #define  COMM_AWB_MODE_FLUORESCENT2             0x0002
 309 #define  COMM_AWB_MODE_DAYLIGHT                 0x0003
 310 #define  COMM_AWB_MODE_CLOUDY                   0x0004
 311 #define  COMM_AWB_MODE_AUTO                     0x0005
 312
 313 #define COMM_AWB_CON                            0x0d00
 314 #define  COMM_AWB_STOP                          0x0000 /* lock */
 315 #define  COMM_AWB_START                         0x0001 /* unlock */
 316
 317 #define COMM_FW_UPDATE                          0x0906
 318 #define  COMM_FW_UPDATE_NOT_READY               0x0000
 319 #define  COMM_FW_UPDATE_SUCCESS                 0x0005
 320 #define  COMM_FW_UPDATE_FAIL                    0x0007
 321 #define  COMM_FW_UPDATE_BUSY                    0xffff
 322
 323
 324 #define S5C73M3_MAX_SUPPLIES                    6
 325 #define S5C73M3_DEFAULT_MCLK_FREQ               24000000U
 326
 327 struct s5c73m3_ctrls {
 328         struct v4l2_ctrl_handler handler;
 329         struct {
 330                 /* exposure/exposure bias cluster */
 331                 struct v4l2_ctrl *auto_exposure;
 332                 struct v4l2_ctrl *exposure_bias;
 333                 struct v4l2_ctrl *exposure_metering;
 334         };
 335         struct {
 336                 /* iso/auto iso cluster */
 337                 struct v4l2_ctrl *auto_iso;
 338                 struct v4l2_ctrl *iso;
 339         };
 340         struct v4l2_ctrl *auto_wb;
 341         struct {
 342                 /* continuous auto focus/auto focus cluster */
 343                 struct v4l2_ctrl *focus_auto;
 344                 struct v4l2_ctrl *af_start;
 345                 struct v4l2_ctrl *af_stop;
 346                 struct v4l2_ctrl *af_status;
 347                 struct v4l2_ctrl *af_distance;
 348         };
 349
 350         struct v4l2_ctrl *aaa_lock;
 351         struct v4l2_ctrl *colorfx;
 352         struct v4l2_ctrl *contrast;
 353         struct v4l2_ctrl *saturation;
 354         struct v4l2_ctrl *sharpness;
 355         struct v4l2_ctrl *zoom;
 356         struct v4l2_ctrl *wdr;
 357         struct v4l2_ctrl *stabilization;
 358         struct v4l2_ctrl *jpeg_quality;
 359         struct v4l2_ctrl *scene_mode;
 360 };
 361
 362 enum s5c73m3_gpio_id {
 363         STBY,
 364         RST,
 365         GPIO_NUM,
 366 };
 367
 368 enum s5c73m3_resolution_types {
 369         RES_ISP,
 370         RES_JPEG,
 371 };
 372
 373 struct s5c73m3_interval {
 374         u16 fps_reg;
 375         struct v4l2_fract interval;
 376         /* Maximum rectangle for the interval */
 377         struct v4l2_frmsize_discrete size;
 378 };
 379
 380 struct s5c73m3 {
 381         struct v4l2_subdev sensor_sd;
 382         struct media_pad sensor_pads[S5C73M3_NUM_PADS];
 383
 384         struct v4l2_subdev oif_sd;
 385         struct media_pad oif_pads[OIF_NUM_PADS];
 386
 387         struct spi_driver spidrv;
 388         struct spi_device *spi_dev;
 389         struct i2c_client *i2c_client;
 390         u32 i2c_write_address;
 391         u32 i2c_read_address;
 392
 393         struct regulator_bulk_data supplies[S5C73M3_MAX_SUPPLIES];
 394         struct s5c73m3_gpio gpio[GPIO_NUM];
 395
 396         struct clk *clock;
 397
 398         /* External master clock frequency */
 399         u32 mclk_frequency;
 400         /* Video bus type - MIPI-CSI2/parallel */
 401         enum v4l2_mbus_type bus_type;
 402
 403         const struct s5c73m3_frame_size *sensor_pix_size[2];
 404         const struct s5c73m3_frame_size *oif_pix_size[2];
 405         u32 mbus_code;
 406
 407         const struct s5c73m3_interval *fiv;
 408
 409         struct v4l2_mbus_frame_desc frame_desc;
 410         /* protects the struct members below */
 411         struct mutex lock;
 412
 413         struct s5c73m3_ctrls ctrls;
 414
 415         u8 streaming:1;
 416         u8 apply_fmt:1;
 417         u8 apply_fiv:1;
 418         u8 isp_ready:1;
 419
 420         short power;
 421
 422         char sensor_fw[S5C73M3_SENSOR_FW_LEN + 2];
 423         char sensor_type[S5C73M3_SENSOR_TYPE_LEN + 2];
 424         char fw_file_version[2];
 425         unsigned int fw_size;
 426 };
 427
 428 struct s5c73m3_frame_size {
 429         u32 width;
 430         u32 height;
 431         u8 reg_val;
 432 };
 433
 434 extern int s5c73m3_dbg;
 435
 436 int s5c73m3_register_spi_driver(struct s5c73m3 *state);
 437 void s5c73m3_unregister_spi_driver(struct s5c73m3 *state);
 438 int s5c73m3_spi_write(struct s5c73m3 *state, const void *addr,
 439                       const unsigned int len, const unsigned int tx_size);
 440 int s5c73m3_spi_read(struct s5c73m3 *state, void *addr,
 441                       const unsigned int len, const unsigned int tx_size);
 442
 443 int s5c73m3_read(struct s5c73m3 *state, u32 addr, u16 *data);
 444 int s5c73m3_write(struct s5c73m3 *state, u32 addr, u16 data);
 445 int s5c73m3_isp_command(struct s5c73m3 *state, u16 command, u16 data);
 446 int s5c73m3_init_controls(struct s5c73m3 *state);
 447
 448 static inline struct v4l2_subdev *ctrl_to_sensor_sd(struct v4l2_ctrl *ctrl)
 449 {
 450         return &container_of(ctrl->handler, struct s5c73m3,
 451                              ctrls.handler)->sensor_sd;
 452 }
 453
 454 static inline struct s5c73m3 *sensor_sd_to_s5c73m3(struct v4l2_subdev *sd)
 455 {
 456         return container_of(sd, struct s5c73m3, sensor_sd);
 457 }
 458
 459 static inline struct s5c73m3 *oif_sd_to_s5c73m3(struct v4l2_subdev *sd)
 460 {
 461         return container_of(sd, struct s5c73m3, oif_sd);
 462 }
 463 #endif  /* S5C73M3_H_ */