34 	struct gspca_dev gspca_dev;		/* !! must be the first item */  member
547 static int reg_write(struct gspca_dev *gspca_dev,  in reg_write()  argument
551 	struct usb_device *dev = gspca_dev->dev;  in reg_write()
566 static int reg_read(struct gspca_dev *gspca_dev,  in reg_read()  argument
572 	ret = usb_control_msg(gspca_dev->dev,  in reg_read()
573 			usb_rcvctrlpipe(gspca_dev->dev, 0),  in reg_read()
578 			gspca_dev->usb_buf, 2,  in reg_read()
582 	return (gspca_dev->usb_buf[1] << 8) + gspca_dev->usb_buf[0];  in reg_read()
585 static int write_vector(struct gspca_dev *gspca_dev,  in write_vector()  argument
591 		ret = reg_write(gspca_dev, data[i][0], data[i][2],  in write_vector()
601 static int sd_config(struct gspca_dev *gspca_dev,  in sd_config()  argument
604 	struct sd *sd = (struct sd *) gspca_dev;  in sd_config()
607 	cam = &gspca_dev->cam;  in sd_config()
619 static int sd_init(struct gspca_dev *gspca_dev)  in sd_init()  argument
621 	struct sd *sd = (struct sd *) gspca_dev;  in sd_init()
623 	if (write_vector(gspca_dev,  in sd_init()
631 static void setbrightness(struct gspca_dev *gspca_dev, s32 brightness)  in setbrightness()  argument
633 	reg_write(gspca_dev, 0x05, 0x00, (255 - brightness) >> 6);  in setbrightness()
634 	reg_write(gspca_dev, 0x05, 0x01, (255 - brightness) << 2);  in setbrightness()
637 static int sd_start(struct gspca_dev *gspca_dev)  in sd_start()  argument
639 	struct sd *sd = (struct sd *) gspca_dev;  in sd_start()
651 		write_vector(gspca_dev, spca505b_open_data_ccd);  in sd_start()
653 		write_vector(gspca_dev, spca505_open_data_ccd);  in sd_start()
654 	ret = reg_read(gspca_dev, 0x06, 0x16);  in sd_start()
665 	ret = reg_write(gspca_dev, 0x06, 0x16, 0x0a);  in sd_start()
668 	reg_write(gspca_dev, 0x05, 0xc2, 0x12);  in sd_start()
673 	reg_write(gspca_dev, 0x02, 0x00, 0x00);  in sd_start()
675 	mode = gspca_dev->cam.cam_mode[(int) gspca_dev->curr_mode].priv;  in sd_start()
676 	reg_write(gspca_dev, SPCA50X_REG_COMPRESS, 0x00, mode_tb[mode][0]);  in sd_start()
677 	reg_write(gspca_dev, SPCA50X_REG_COMPRESS, 0x06, mode_tb[mode][1]);  in sd_start()
678 	reg_write(gspca_dev, SPCA50X_REG_COMPRESS, 0x07, mode_tb[mode][2]);  in sd_start()
680 	return reg_write(gspca_dev, SPCA50X_REG_USB,  in sd_start()
685 static void sd_stopN(struct gspca_dev *gspca_dev)  in sd_stopN()  argument
688 	reg_write(gspca_dev, 0x02, 0x00, 0x00);  in sd_stopN()
692 static void sd_stop0(struct gspca_dev *gspca_dev)  in sd_stop0()  argument
694 	if (!gspca_dev->present)  in sd_stop0()
698 	reg_write(gspca_dev, 0x03, 0x03, 0x20);  in sd_stop0()
699 	reg_write(gspca_dev, 0x03, 0x01, 0x00);  in sd_stop0()
700 	reg_write(gspca_dev, 0x03, 0x00, 0x01);  in sd_stop0()
701 	reg_write(gspca_dev, 0x05, 0x10, 0x01);  in sd_stop0()
702 	reg_write(gspca_dev, 0x05, 0x11, 0x0f);  in sd_stop0()
705 static void sd_pkt_scan(struct gspca_dev *gspca_dev,  in sd_pkt_scan()  argument
711 		gspca_frame_add(gspca_dev, LAST_PACKET, NULL, 0);  in sd_pkt_scan()
714 		gspca_frame_add(gspca_dev, FIRST_PACKET, data, len);  in sd_pkt_scan()
721 		gspca_frame_add(gspca_dev, INTER_PACKET, data, len);  in sd_pkt_scan()
728 	struct gspca_dev *gspca_dev =  in sd_s_ctrl()  local
729 		container_of(ctrl->handler, struct gspca_dev, ctrl_handler);  in sd_s_ctrl()
731 	gspca_dev->usb_err = 0;  in sd_s_ctrl()
733 	if (!gspca_dev->streaming)  in sd_s_ctrl()
738 		setbrightness(gspca_dev, ctrl->val);  in sd_s_ctrl()
741 	return gspca_dev->usb_err;  in sd_s_ctrl()
748 static int sd_init_controls(struct gspca_dev *gspca_dev)  in sd_init_controls()  argument
750 	struct v4l2_ctrl_handler *hdl = &gspca_dev->ctrl_handler;  in sd_init_controls()
752 	gspca_dev->vdev.ctrl_handler = hdl;  in sd_init_controls()