1 // SPDX-License-Identifier: GPL-2.0-only
20 static void po1030_dump_registers(struct sd *sd);
37 	{SENSOR, PO1030_AUTOCTRL2, PO1030_SENSOR_RESET | (1 << 2)},
57 	{SENSOR, PO1030_AUTOCTRL2, PO1030_SENSOR_RESET | (1 << 2)},
107 	/* Set the x window to 1 */
111 	/* Set the y window to 1 */
150 	.step	= 1,
155 int po1030_probe(struct sd *sd)  in po1030_probe()  argument
159 	struct gspca_dev *gspca_dev = (struct gspca_dev *)sd;  in po1030_probe()
168 		return -ENODEV;  in po1030_probe()
173 	/* Run the pre-init to actually probe the unit */  in po1030_probe()
177 			err = m5602_write_sensor(sd, preinit_po1030[i][1],  in po1030_probe()
178 						 &data, 1);  in po1030_probe()
180 			err = m5602_write_bridge(sd, preinit_po1030[i][1],  in po1030_probe()
186 	if (m5602_read_sensor(sd, PO1030_DEVID_H, &dev_id_h, 1))  in po1030_probe()
187 		return -ENODEV;  in po1030_probe()
193 	return -ENODEV;  in po1030_probe()
196 	sd->gspca_dev.cam.cam_mode = po1030_modes;  in po1030_probe()
197 	sd->gspca_dev.cam.nmodes = ARRAY_SIZE(po1030_modes);  in po1030_probe()
202 int po1030_init(struct sd *sd)  in po1030_init()  argument
212 			err = m5602_write_bridge(sd,  in po1030_init()
213 				init_po1030[i][1],  in po1030_init()
219 			err = m5602_write_sensor(sd,  in po1030_init()
220 				init_po1030[i][1], data, 1);  in po1030_init()
225 			return -EINVAL;  in po1030_init()
232 		po1030_dump_registers(sd);  in po1030_init()
237 int po1030_init_controls(struct sd *sd)  in po1030_init_controls()  argument
239 	struct v4l2_ctrl_handler *hdl = &sd->gspca_dev.ctrl_handler;  in po1030_init_controls()
241 	sd->gspca_dev.vdev.ctrl_handler = hdl;  in po1030_init_controls()
244 	sd->auto_white_bal = v4l2_ctrl_new_std(hdl, &po1030_ctrl_ops,  in po1030_init_controls()
246 					       0, 1, 1, 0);  in po1030_init_controls()
247 	sd->green_bal = v4l2_ctrl_new_custom(hdl, &po1030_greenbal_cfg, NULL);  in po1030_init_controls()
248 	sd->red_bal = v4l2_ctrl_new_std(hdl, &po1030_ctrl_ops,  in po1030_init_controls()
249 					V4L2_CID_RED_BALANCE, 0, 255, 1,  in po1030_init_controls()
251 	sd->blue_bal = v4l2_ctrl_new_std(hdl, &po1030_ctrl_ops,  in po1030_init_controls()
252 					V4L2_CID_BLUE_BALANCE, 0, 255, 1,  in po1030_init_controls()
255 	sd->autoexpo = v4l2_ctrl_new_std_menu(hdl, &po1030_ctrl_ops,  in po1030_init_controls()
256 			  V4L2_CID_EXPOSURE_AUTO, 1, 0, V4L2_EXPOSURE_MANUAL);  in po1030_init_controls()
257 	sd->expo = v4l2_ctrl_new_std(hdl, &po1030_ctrl_ops, V4L2_CID_EXPOSURE,  in po1030_init_controls()
258 			  0, 0x2ff, 1, PO1030_EXPOSURE_DEFAULT);  in po1030_init_controls()
260 	sd->gain = v4l2_ctrl_new_std(hdl, &po1030_ctrl_ops, V4L2_CID_GAIN, 0,  in po1030_init_controls()
261 				     0x4f, 1, PO1030_GLOBAL_GAIN_DEFAULT);  in po1030_init_controls()
263 	sd->hflip = v4l2_ctrl_new_std(hdl, &po1030_ctrl_ops, V4L2_CID_HFLIP,  in po1030_init_controls()
264 				      0, 1, 1, 0);  in po1030_init_controls()
265 	sd->vflip = v4l2_ctrl_new_std(hdl, &po1030_ctrl_ops, V4L2_CID_VFLIP,  in po1030_init_controls()
266 				      0, 1, 1, 0);  in po1030_init_controls()
268 	if (hdl->error) {  in po1030_init_controls()
270 		return hdl->error;  in po1030_init_controls()
273 	v4l2_ctrl_auto_cluster(4, &sd->auto_white_bal, 0, false);  in po1030_init_controls()
274 	v4l2_ctrl_auto_cluster(2, &sd->autoexpo, 0, false);  in po1030_init_controls()
275 	v4l2_ctrl_cluster(2, &sd->hflip);  in po1030_init_controls()
280 int po1030_start(struct sd *sd)  in po1030_start()  argument
282 	struct cam *cam = &sd->gspca_dev.cam;  in po1030_start()
284 	int width = cam->cam_mode[sd->gspca_dev.curr_mode].width;  in po1030_start()
285 	int height = cam->cam_mode[sd->gspca_dev.curr_mode].height;  in po1030_start()
286 	int ver_offs = cam->cam_mode[sd->gspca_dev.curr_mode].priv;  in po1030_start()
292 		err = m5602_write_sensor(sd, PO1030_CONTROL3, &data, 1);  in po1030_start()
297 		err = m5602_write_sensor(sd, PO1030_WINDOWWIDTH_H, &data, 1);  in po1030_start()
302 		err = m5602_write_sensor(sd, PO1030_WINDOWWIDTH_L, &data, 1);  in po1030_start()
306 		data = ((height + 1) >> 8) & 0xff;  in po1030_start()
307 		err = m5602_write_sensor(sd, PO1030_WINDOWHEIGHT_H, &data, 1);  in po1030_start()
311 		data = (height + 1) & 0xff;  in po1030_start()
312 		err = m5602_write_sensor(sd, PO1030_WINDOWHEIGHT_L, &data, 1);  in po1030_start()
315 		width -= 1;  in po1030_start()
320 		err = m5602_write_sensor(sd, PO1030_CONTROL3, &data, 1);  in po1030_start()
325 		err = m5602_write_sensor(sd, PO1030_WINDOWWIDTH_H, &data, 1);  in po1030_start()
330 		err = m5602_write_sensor(sd, PO1030_WINDOWWIDTH_L, &data, 1);  in po1030_start()
335 		err = m5602_write_sensor(sd, PO1030_WINDOWHEIGHT_H, &data, 1);  in po1030_start()
340 		err = m5602_write_sensor(sd, PO1030_WINDOWHEIGHT_L, &data, 1);  in po1030_start()
343 		width -= 2;  in po1030_start()
346 	err = m5602_write_bridge(sd, M5602_XB_SENSOR_TYPE, 0x0c);  in po1030_start()
350 	err = m5602_write_bridge(sd, M5602_XB_LINE_OF_FRAME_H, 0x81);  in po1030_start()
354 	err = m5602_write_bridge(sd, M5602_XB_PIX_OF_LINE_H, 0x82);  in po1030_start()
358 	err = m5602_write_bridge(sd, M5602_XB_SIG_INI, 0x01);  in po1030_start()
362 	err = m5602_write_bridge(sd, M5602_XB_VSYNC_PARA,  in po1030_start()
367 	err = m5602_write_bridge(sd, M5602_XB_VSYNC_PARA, (ver_offs & 0xff));  in po1030_start()
372 		err = m5602_write_bridge(sd, M5602_XB_VSYNC_PARA, 0);  in po1030_start()
376 	err = m5602_write_bridge(sd, M5602_XB_VSYNC_PARA, (height >> 8) & 0xff);  in po1030_start()
380 	err = m5602_write_bridge(sd, M5602_XB_VSYNC_PARA, (height & 0xff));  in po1030_start()
385 		err = m5602_write_bridge(sd, M5602_XB_VSYNC_PARA, 0);  in po1030_start()
388 		err = m5602_write_bridge(sd, M5602_XB_SIG_INI, 0);  in po1030_start()
391 		err = m5602_write_bridge(sd, M5602_XB_HSYNC_PARA, 0);  in po1030_start()
395 	err = m5602_write_bridge(sd, M5602_XB_HSYNC_PARA, (width >> 8) & 0xff);  in po1030_start()
399 	err = m5602_write_bridge(sd, M5602_XB_HSYNC_PARA, (width & 0xff));  in po1030_start()
403 	err = m5602_write_bridge(sd, M5602_XB_SIG_INI, 0);  in po1030_start()
409 	struct sd *sd = (struct sd *) gspca_dev;  in po1030_set_exposure()  local
419 	err = m5602_write_sensor(sd, PO1030_INTEGLINES_H,  in po1030_set_exposure()
420 				  &i2c_data, 1);  in po1030_set_exposure()
427 	err = m5602_write_sensor(sd, PO1030_INTEGLINES_M,  in po1030_set_exposure()
428 				  &i2c_data, 1);  in po1030_set_exposure()
435 	struct sd *sd = (struct sd *) gspca_dev;  in po1030_set_gain()  local
441 	err = m5602_write_sensor(sd, PO1030_GLOBALGAIN,  in po1030_set_gain()
442 				 &i2c_data, 1);  in po1030_set_gain()
448 	struct sd *sd = (struct sd *) gspca_dev;  in po1030_set_hvflip()  local
453 		  sd->hflip->val, sd->vflip->val);  in po1030_set_hvflip()
454 	err = m5602_read_sensor(sd, PO1030_CONTROL2, &i2c_data, 1);  in po1030_set_hvflip()
458 	i2c_data = (0x3f & i2c_data) | (sd->hflip->val << 7) |  in po1030_set_hvflip()
459 		   (sd->vflip->val << 6);  in po1030_set_hvflip()
461 	err = m5602_write_sensor(sd, PO1030_CONTROL2,  in po1030_set_hvflip()
462 				 &i2c_data, 1);  in po1030_set_hvflip()
469 	struct sd *sd = (struct sd *) gspca_dev;  in po1030_set_red_balance()  local
475 	err = m5602_write_sensor(sd, PO1030_RED_GAIN,  in po1030_set_red_balance()
476 				  &i2c_data, 1);  in po1030_set_red_balance()
482 	struct sd *sd = (struct sd *) gspca_dev;  in po1030_set_blue_balance()  local
488 	err = m5602_write_sensor(sd, PO1030_BLUE_GAIN,  in po1030_set_blue_balance()
489 				  &i2c_data, 1);  in po1030_set_blue_balance()
496 	struct sd *sd = (struct sd *) gspca_dev;  in po1030_set_green_balance()  local
503 	err = m5602_write_sensor(sd, PO1030_GREEN_1_GAIN,  in po1030_set_green_balance()
504 			   &i2c_data, 1);  in po1030_set_green_balance()
508 	return m5602_write_sensor(sd, PO1030_GREEN_2_GAIN,  in po1030_set_green_balance()
509 				 &i2c_data, 1);  in po1030_set_green_balance()
515 	struct sd *sd = (struct sd *) gspca_dev;  in po1030_set_auto_white_balance()  local
519 	err = m5602_read_sensor(sd, PO1030_AUTOCTRL1, &i2c_data, 1);  in po1030_set_auto_white_balance()
525 	err = m5602_write_sensor(sd, PO1030_AUTOCTRL1, &i2c_data, 1);  in po1030_set_auto_white_balance()
532 	struct sd *sd = (struct sd *) gspca_dev;  in po1030_set_auto_exposure()  local
536 	err = m5602_read_sensor(sd, PO1030_AUTOCTRL1, &i2c_data, 1);  in po1030_set_auto_exposure()
542 	i2c_data = (i2c_data & 0xfd) | ((val & 0x01) << 1);  in po1030_set_auto_exposure()
543 	return m5602_write_sensor(sd, PO1030_AUTOCTRL1, &i2c_data, 1);  in po1030_set_auto_exposure()
546 void po1030_disconnect(struct sd *sd)  in po1030_disconnect()  argument
548 	sd->sensor = NULL;  in po1030_disconnect()
554 		container_of(ctrl->handler, struct gspca_dev, ctrl_handler);  in po1030_s_ctrl()
555 	struct sd *sd = (struct sd *) gspca_dev;  in po1030_s_ctrl()  local
558 	if (!gspca_dev->streaming)  in po1030_s_ctrl()
561 	switch (ctrl->id) {  in po1030_s_ctrl()
563 		err = po1030_set_auto_white_balance(gspca_dev, ctrl->val);  in po1030_s_ctrl()
564 		if (err || ctrl->val)  in po1030_s_ctrl()
566 		err = po1030_set_green_balance(gspca_dev, sd->green_bal->val);  in po1030_s_ctrl()
569 		err = po1030_set_red_balance(gspca_dev, sd->red_bal->val);  in po1030_s_ctrl()
572 		err = po1030_set_blue_balance(gspca_dev, sd->blue_bal->val);  in po1030_s_ctrl()
575 		err = po1030_set_auto_exposure(gspca_dev, ctrl->val);  in po1030_s_ctrl()
576 		if (err || ctrl->val == V4L2_EXPOSURE_AUTO)  in po1030_s_ctrl()
578 		err = po1030_set_exposure(gspca_dev, sd->expo->val);  in po1030_s_ctrl()
581 		err = po1030_set_gain(gspca_dev, ctrl->val);  in po1030_s_ctrl()
587 		return -EINVAL;  in po1030_s_ctrl()
593 static void po1030_dump_registers(struct sd *sd)  in po1030_dump_registers()  argument
600 		m5602_read_sensor(sd, address, &value, 1);  in po1030_dump_registers()
611 		m5602_read_sensor(sd, address, &old_value, 1);  in po1030_dump_registers()
612 		m5602_write_sensor(sd, address, test_value, 1);  in po1030_dump_registers()
613 		m5602_read_sensor(sd, address, &ctrl_value, 1);  in po1030_dump_registers()
621 		m5602_write_sensor(sd, address, &old_value, 1);  in po1030_dump_registers()