// SPDX-License-Identifier: GPL-2.0 // Copyright (c) 2017 Microchip Corporation. #include <linux/clk.h> #include <linux/delay.h> #include <linux/gpio/consumer.h> #include <linux/i2c.h> #include <linux/module.h> #include <linux/pm_runtime.h> #include <linux/regmap.h> #include <media/v4l2-ctrls.h> #include <media/v4l2-event.h> #include <media/v4l2-image-sizes.h> #include <media/v4l2-subdev.h> #define REG_OUTSIZE_LSB … /* OV7740 register tables */ #define REG_GAIN … #define REG_BGAIN … #define REG_RGAIN … #define REG_GGAIN … #define REG_REG04 … #define REG_BAVG … #define REG_GAVG … #define REG_RAVG … #define REG_REG0C … #define REG0C_IMG_FLIP … #define REG0C_IMG_MIRROR … #define REG_REG0E … #define REG_HAEC … #define REG_AEC … #define REG_CLK … #define REG_REG55 … #define REG_REG12 … #define REG_REG13 … #define REG13_AEC_EN … #define REG13_AGC_EN … #define REG_REG14 … #define REG_CTRL15 … #define REG15_GAIN_MSB … #define REG_REG16 … #define REG_MIDH … #define REG_MIDL … #define REG_PIDH … #define REG_PIDL … #define REG_84 … #define REG_REG38 … #define REG_AHSTART … #define REG_AHSIZE … #define REG_AVSTART … #define REG_AVSIZE … #define REG_PSHFT … #define REG_HOUTSIZE … #define REG_VOUTSIZE … #define REG_HVSIZEOFF … #define REG_REG34 … #define REG_ISP_CTRL00 … #define ISPCTRL00_AWB_EN … #define ISPCTRL00_AWB_GAIN_EN … #define REG_YGAIN … #define REG_YBRIGHT … #define REG_SGNSET … #define SGNSET_YBRIGHT_MASK … #define REG_USAT … #define REG_VSAT … struct ov7740 { … }; struct ov7740_pixfmt { … }; struct ov7740_framesize { … }; static const struct reg_sequence ov7740_vga[] = …; static const struct ov7740_framesize ov7740_framesizes[] = …; #ifdef CONFIG_VIDEO_ADV_DEBUG static int ov7740_get_register(struct v4l2_subdev *sd, struct v4l2_dbg_register *reg) { … } static int ov7740_set_register(struct v4l2_subdev *sd, const struct v4l2_dbg_register *reg) { … } #endif static int ov7740_set_power(struct ov7740 *ov7740, int on) { … } static const struct v4l2_subdev_core_ops ov7740_subdev_core_ops = …; static int ov7740_set_white_balance(struct ov7740 *ov7740, int awb) { … } static int ov7740_set_saturation(struct regmap *regmap, int value) { … } static int ov7740_set_gain(struct regmap *regmap, int value) { … } static int ov7740_set_autogain(struct regmap *regmap, int value) { … } static int ov7740_set_brightness(struct regmap *regmap, int value) { … } static int ov7740_set_contrast(struct regmap *regmap, int value) { … } static int ov7740_get_gain(struct ov7740 *ov7740, struct v4l2_ctrl *ctrl) { … } static int ov7740_get_exp(struct ov7740 *ov7740, struct v4l2_ctrl *ctrl) { … } static int ov7740_set_exp(struct regmap *regmap, int value) { … } static int ov7740_set_autoexp(struct regmap *regmap, enum v4l2_exposure_auto_type value) { … } static int ov7740_get_volatile_ctrl(struct v4l2_ctrl *ctrl) { … } static int ov7740_set_ctrl(struct v4l2_ctrl *ctrl) { … } static const struct v4l2_ctrl_ops ov7740_ctrl_ops = …; static int ov7740_start_streaming(struct ov7740 *ov7740) { … } static int ov7740_set_stream(struct v4l2_subdev *sd, int enable) { … } static const struct v4l2_subdev_video_ops ov7740_subdev_video_ops = …; static const struct reg_sequence ov7740_format_yuyv[] = …; static const struct reg_sequence ov7740_format_bggr8[] = …; static const struct ov7740_pixfmt ov7740_formats[] = …; #define N_OV7740_FMTS … static int ov7740_enum_mbus_code(struct v4l2_subdev *sd, struct v4l2_subdev_state *sd_state, struct v4l2_subdev_mbus_code_enum *code) { … } static int ov7740_enum_frame_interval(struct v4l2_subdev *sd, struct v4l2_subdev_state *sd_state, struct v4l2_subdev_frame_interval_enum *fie) { … } static int ov7740_enum_frame_size(struct v4l2_subdev *sd, struct v4l2_subdev_state *sd_state, struct v4l2_subdev_frame_size_enum *fse) { … } static int ov7740_try_fmt_internal(struct v4l2_subdev *sd, struct v4l2_mbus_framefmt *fmt, const struct ov7740_pixfmt **ret_fmt, const struct ov7740_framesize **ret_frmsize) { … } static int ov7740_set_fmt(struct v4l2_subdev *sd, struct v4l2_subdev_state *sd_state, struct v4l2_subdev_format *format) { … } static int ov7740_get_fmt(struct v4l2_subdev *sd, struct v4l2_subdev_state *sd_state, struct v4l2_subdev_format *format) { … } static int ov7740_get_frame_interval(struct v4l2_subdev *sd, struct v4l2_subdev_state *sd_state, struct v4l2_subdev_frame_interval *ival) { … } static const struct v4l2_subdev_pad_ops ov7740_subdev_pad_ops = …; static const struct v4l2_subdev_ops ov7740_subdev_ops = …; static void ov7740_get_default_format(struct v4l2_subdev *sd, struct v4l2_mbus_framefmt *format) { … } static int ov7740_open(struct v4l2_subdev *sd, struct v4l2_subdev_fh *fh) { … } static const struct v4l2_subdev_internal_ops ov7740_subdev_internal_ops = …; static int ov7740_probe_dt(struct i2c_client *client, struct ov7740 *ov7740) { … } static int ov7740_detect(struct ov7740 *ov7740) { … } static int ov7740_init_controls(struct ov7740 *ov7740) { … } static void ov7740_free_controls(struct ov7740 *ov7740) { … } #define OV7740_MAX_REGISTER … static const struct regmap_config ov7740_regmap_config = …; static int ov7740_probe(struct i2c_client *client) { … } static void ov7740_remove(struct i2c_client *client) { … } static int __maybe_unused ov7740_runtime_suspend(struct device *dev) { … } static int __maybe_unused ov7740_runtime_resume(struct device *dev) { … } static const struct i2c_device_id ov7740_id[] = …; MODULE_DEVICE_TABLE(i2c, ov7740_id); static const struct dev_pm_ops ov7740_pm_ops = …; static const struct of_device_id ov7740_of_match[] = …; MODULE_DEVICE_TABLE(of, ov7740_of_match); static struct i2c_driver ov7740_i2c_driver = …; module_i2c_driver(…) …; MODULE_DESCRIPTION(…) …; MODULE_AUTHOR(…) …; MODULE_LICENSE(…) …;
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