1 // SPDX-License-Identifier: GPL-2.0-only
4  * Driver for the ov9650 sensor
41 	{SENSOR, OV9650_COM7, OV9650_REGISTER_RESET},
43 	{SENSOR, OV9650_CLKRC, 0x80},
45 	{SENSOR, OV9650_OFON, 0x40}
67 	{SENSOR, OV9650_COM7, OV9650_REGISTER_RESET},
68 	/* One extra reset is needed in order to make the sensor behave
70 	{SENSOR, OV9650_COM7, OV9650_REGISTER_RESET},
73 	{SENSOR, OV9650_CLKRC, 0x80},
75 	{SENSOR, OV9650_OFON, 0x40},
78 	{SENSOR, OV9650_COM8, OV9650_FAST_AGC_AEC |
81 	{SENSOR, OV9650_CHLF, 0x10},
82 	{SENSOR, OV9650_ARBLM, 0xbf},
83 	{SENSOR, OV9650_ACOM38, 0x81},
85 	{SENSOR, OV9650_COM16, 0x00},
88 	{SENSOR, OV9650_COM13, 0x19},
90 	{SENSOR, OV9650_TSLB, 0x0c},
92 	{SENSOR, OV9650_COM24, 0x00},
94 	{SENSOR, OV9650_COM12, 0x73},
97 	{SENSOR, OV9650_DBLC1, 0xdf},
98 	{SENSOR, OV9650_COM21, 0x06},
99 	{SENSOR, OV9650_RSVD35, 0x91},
101 	{SENSOR, OV9650_RSVD16, 0x06},
102 	{SENSOR, OV9650_RSVD94, 0x99},
103 	{SENSOR, OV9650_RSVD95, 0x99},
104 	{SENSOR, OV9650_RSVD96, 0x04},
106 	{SENSOR, OV9650_COM15, 0x0},
109 	{SENSOR, OV9650_COM6, 0x4b},
111 	{SENSOR, OV9650_BBIAS, 0xa0},
113 	{SENSOR, OV9650_GbBIAS, 0xa0},
115 	{SENSOR, OV9650_Gr_COM, 0x00},
117 	{SENSOR, OV9650_RBIAS, 0xa0},
119 	{SENSOR, OV9650_RBIAS, 0x0},
120 	{SENSOR, OV9650_COM26, 0x80},
121 	{SENSOR, OV9650_ACOMA9, 0x98},
123 	{SENSOR, OV9650_AEW, 0x68},
125 	{SENSOR, OV9650_AEB, 0x5c},
127 	{SENSOR, OV9650_VPT, 0xc3},
128 	/* Set the Automatic Gain Ceiling (AGC) to 128x,
132 	{SENSOR, OV9650_COM9, 0x6e},
135 	{SENSOR, OV9650_COM10, 0x42},
137 	{SENSOR, OV9650_HSTART, 0x1a}, /* 210 */
139 	{SENSOR, OV9650_HSTOP, 0xbf}, /* 1534 */
141 	{SENSOR, OV9650_HREF, 0xb2},
143 	{SENSOR, OV9650_VSTRT, 0x02},
145 	{SENSOR, OV9650_VSTOP, 0x7e},
147 	{SENSOR, OV9650_VREF, 0x10},
148 	{SENSOR, OV9650_ADC, 0x04},
149 	{SENSOR, OV9650_HV, 0x40},
151 	/* Enable denoise, and white-pixel erase */
152 	{SENSOR, OV9650_COM22, OV9650_DENOISE_ENABLE |
157 	{SENSOR, OV9650_COM3, OV9650_VARIOPIXEL},
158 	{SENSOR, OV9650_COM4, OV9650_QVGA_VARIOPIXEL},
160 	/* Put the sensor in soft sleep mode */
161 	{SENSOR, OV9650_COM2, OV9650_SOFT_SLEEP | OV9650_OUTPUT_DRIVE_2X},
165 	{SENSOR, OV9650_COM2, OV9650_OUTPUT_DRIVE_2X},
175    where the sensor is mounted upside down */
302 			pr_info("Forcing an %s sensor\n", ov9650.name);  in ov9650_probe()
305 		/* If we want to force another sensor,  in ov9650_probe()
307 		return -ENODEV;  in ov9650_probe()
310 	gspca_dbg(gspca_dev, D_PROBE, "Probing for an ov9650 sensor\n");  in ov9650_probe()
312 	/* Run the pre-init before probing the sensor */  in ov9650_probe()
315 		if (preinit_ov9650[i][0] == SENSOR)  in ov9650_probe()
327 		return -ENODEV;  in ov9650_probe()
330 		return -ENODEV;  in ov9650_probe()
333 		pr_info("Detected an ov9650 sensor\n");  in ov9650_probe()
336 	return -ENODEV;  in ov9650_probe()
339 	sd->gspca_dev.cam.cam_mode = ov9650_modes;  in ov9650_probe()
340 	sd->gspca_dev.cam.nmodes = ARRAY_SIZE(ov9650_modes);  in ov9650_probe()
355 		if (init_ov9650[i][0] == SENSOR)  in ov9650_init()
367 	struct v4l2_ctrl_handler *hdl = &sd->gspca_dev.ctrl_handler;  in ov9650_init_controls()
369 	sd->gspca_dev.vdev.ctrl_handler = hdl;  in ov9650_init_controls()
372 	sd->auto_white_bal = v4l2_ctrl_new_std(hdl, &ov9650_ctrl_ops,  in ov9650_init_controls()
375 	sd->red_bal = v4l2_ctrl_new_std(hdl, &ov9650_ctrl_ops,  in ov9650_init_controls()
378 	sd->blue_bal = v4l2_ctrl_new_std(hdl, &ov9650_ctrl_ops,  in ov9650_init_controls()
382 	sd->autoexpo = v4l2_ctrl_new_std_menu(hdl, &ov9650_ctrl_ops,  in ov9650_init_controls()
384 	sd->expo = v4l2_ctrl_new_std(hdl, &ov9650_ctrl_ops, V4L2_CID_EXPOSURE,  in ov9650_init_controls()
387 	sd->autogain = v4l2_ctrl_new_std(hdl, &ov9650_ctrl_ops,  in ov9650_init_controls()
389 	sd->gain = v4l2_ctrl_new_std(hdl, &ov9650_ctrl_ops, V4L2_CID_GAIN, 0,  in ov9650_init_controls()
392 	sd->hflip = v4l2_ctrl_new_std(hdl, &ov9650_ctrl_ops, V4L2_CID_HFLIP,  in ov9650_init_controls()
394 	sd->vflip = v4l2_ctrl_new_std(hdl, &ov9650_ctrl_ops, V4L2_CID_VFLIP,  in ov9650_init_controls()
397 	if (hdl->error) {  in ov9650_init_controls()
399 		return hdl->error;  in ov9650_init_controls()
402 	v4l2_ctrl_auto_cluster(3, &sd->auto_white_bal, 0, false);  in ov9650_init_controls()
403 	v4l2_ctrl_auto_cluster(2, &sd->autoexpo, 0, false);  in ov9650_init_controls()
404 	v4l2_ctrl_auto_cluster(2, &sd->autogain, 0, false);  in ov9650_init_controls()
405 	v4l2_ctrl_cluster(2, &sd->hflip);  in ov9650_init_controls()
414 	struct cam *cam = &sd->gspca_dev.cam;  in ov9650_start()
416 	int width = cam->cam_mode[sd->gspca_dev.curr_mode].width;  in ov9650_start()
417 	int height = cam->cam_mode[sd->gspca_dev.curr_mode].height;  in ov9650_start()
418 	int ver_offs = cam->cam_mode[sd->gspca_dev.curr_mode].priv;  in ov9650_start()
423 		sd->vflip->val) ||  in ov9650_start()
425 		!sd->vflip->val))  in ov9650_start()
426 		ver_offs--;  in ov9650_start()
436 		else if (res_init_ov9650[i][0] == SENSOR) {  in ov9650_start()
548 	sd->sensor = NULL;  in ov9650_disconnect()
585 	gspca_dbg(gspca_dev, D_CONF, "Setting gain to %d\n", val);  in ov9650_set_gain()
613 	gspca_dbg(gspca_dev, D_CONF, "Set red gain to %d\n", val);  in ov9650_set_red_balance()
626 	gspca_dbg(gspca_dev, D_CONF, "Set blue gain to %d\n", val);  in ov9650_set_blue_balance()
638 	int hflip = sd->hflip->val;  in ov9650_set_hvflip()
639 	int vflip = sd->vflip->val;  in ov9650_set_hvflip()
652 	if (gspca_dev->streaming)  in ov9650_set_hvflip()
702 	gspca_dbg(gspca_dev, D_CONF, "Set auto gain control to %d\n", val);  in ov9650_set_auto_gain()
716 		container_of(ctrl->handler, struct gspca_dev, ctrl_handler);  in ov9650_s_ctrl()
720 	if (!gspca_dev->streaming)  in ov9650_s_ctrl()
723 	switch (ctrl->id) {  in ov9650_s_ctrl()
725 		err = ov9650_set_auto_white_balance(gspca_dev, ctrl->val);  in ov9650_s_ctrl()
726 		if (err || ctrl->val)  in ov9650_s_ctrl()
728 		err = ov9650_set_red_balance(gspca_dev, sd->red_bal->val);  in ov9650_s_ctrl()
731 		err = ov9650_set_blue_balance(gspca_dev, sd->blue_bal->val);  in ov9650_s_ctrl()
734 		err = ov9650_set_auto_exposure(gspca_dev, ctrl->val);  in ov9650_s_ctrl()
735 		if (err || ctrl->val == V4L2_EXPOSURE_AUTO)  in ov9650_s_ctrl()
737 		err = ov9650_set_exposure(gspca_dev, sd->expo->val);  in ov9650_s_ctrl()
740 		err = ov9650_set_auto_gain(gspca_dev, ctrl->val);  in ov9650_s_ctrl()
741 		if (err || ctrl->val)  in ov9650_s_ctrl()
743 		err = ov9650_set_gain(gspca_dev, sd->gain->val);  in ov9650_s_ctrl()
749 		return -EINVAL;  in ov9650_s_ctrl()