365 	struct gspca_dev gspca_dev;		/* !! must be the first item */  member
409 static int cpia_usb_transferCmd(struct gspca_dev *gspca_dev, u8 *command)  in cpia_usb_transferCmd()  argument
418 		pipe = usb_rcvctrlpipe(gspca_dev->dev, 0);  in cpia_usb_transferCmd()
421 		pipe = usb_sndctrlpipe(gspca_dev->dev, 0);  in cpia_usb_transferCmd()
429 	ret = usb_control_msg(gspca_dev->dev, pipe,  in cpia_usb_transferCmd()
434 			      gspca_dev->usb_buf, databytes, 1000);  in cpia_usb_transferCmd()
448 static int do_command(struct gspca_dev *gspca_dev, u16 command,  in do_command()  argument
451 	struct sd *sd = (struct sd *) gspca_dev;  in do_command()
483 	ret = cpia_usb_transferCmd(gspca_dev, cmd);  in do_command()
489 		sd->params.version.firmwareVersion = gspca_dev->usb_buf[0];  in do_command()
490 		sd->params.version.firmwareRevision = gspca_dev->usb_buf[1];  in do_command()
491 		sd->params.version.vcVersion = gspca_dev->usb_buf[2];  in do_command()
492 		sd->params.version.vcRevision = gspca_dev->usb_buf[3];  in do_command()
496 			gspca_dev->usb_buf[0] | (gspca_dev->usb_buf[1] << 8);  in do_command()
498 			gspca_dev->usb_buf[2] | (gspca_dev->usb_buf[3] << 8);  in do_command()
500 			gspca_dev->usb_buf[4] | (gspca_dev->usb_buf[5] << 8);  in do_command()
503 		sd->params.status.systemState = gspca_dev->usb_buf[0];  in do_command()
504 		sd->params.status.grabState = gspca_dev->usb_buf[1];  in do_command()
505 		sd->params.status.streamState = gspca_dev->usb_buf[2];  in do_command()
506 		sd->params.status.fatalError = gspca_dev->usb_buf[3];  in do_command()
507 		sd->params.status.cmdError = gspca_dev->usb_buf[4];  in do_command()
508 		sd->params.status.debugFlags = gspca_dev->usb_buf[5];  in do_command()
509 		sd->params.status.vpStatus = gspca_dev->usb_buf[6];  in do_command()
510 		sd->params.status.errorCode = gspca_dev->usb_buf[7];  in do_command()
513 		sd->params.vpVersion.vpVersion = gspca_dev->usb_buf[0];  in do_command()
514 		sd->params.vpVersion.vpRevision = gspca_dev->usb_buf[1];  in do_command()
516 			gspca_dev->usb_buf[2] | (gspca_dev->usb_buf[3] << 8);  in do_command()
519 		sd->params.colourParams.brightness = gspca_dev->usb_buf[0];  in do_command()
520 		sd->params.colourParams.contrast = gspca_dev->usb_buf[1];  in do_command()
521 		sd->params.colourParams.saturation = gspca_dev->usb_buf[2];  in do_command()
524 		sd->params.colourBalance.redGain = gspca_dev->usb_buf[0];  in do_command()
525 		sd->params.colourBalance.greenGain = gspca_dev->usb_buf[1];  in do_command()
526 		sd->params.colourBalance.blueGain = gspca_dev->usb_buf[2];  in do_command()
529 		sd->params.exposure.gain = gspca_dev->usb_buf[0];  in do_command()
530 		sd->params.exposure.fineExp = gspca_dev->usb_buf[1];  in do_command()
531 		sd->params.exposure.coarseExpLo = gspca_dev->usb_buf[2];  in do_command()
532 		sd->params.exposure.coarseExpHi = gspca_dev->usb_buf[3];  in do_command()
533 		sd->params.exposure.redComp = gspca_dev->usb_buf[4];  in do_command()
534 		sd->params.exposure.green1Comp = gspca_dev->usb_buf[5];  in do_command()
535 		sd->params.exposure.green2Comp = gspca_dev->usb_buf[6];  in do_command()
536 		sd->params.exposure.blueComp = gspca_dev->usb_buf[7];  in do_command()
541 		a = ((gspca_dev->usb_buf[1] & 0x02) == 0);  in do_command()
544 			input_report_key(gspca_dev->input_dev, KEY_CAMERA, a);  in do_command()
545 			input_sync(gspca_dev->input_dev);  in do_command()
551 			do_command(gspca_dev, CPIA_COMMAND_WriteMCPort,  in do_command()
553 			do_command(gspca_dev, CPIA_COMMAND_WriteMCPort,  in do_command()
558 		sd->params.qx3.cradled = ((gspca_dev->usb_buf[2] & 0x40) == 0);  in do_command()
566 static int do_command_extended(struct gspca_dev *gspca_dev, u16 command,  in do_command_extended()  argument
581 	gspca_dev->usb_buf[0] = e;  in do_command_extended()
582 	gspca_dev->usb_buf[1] = f;  in do_command_extended()
583 	gspca_dev->usb_buf[2] = g;  in do_command_extended()
584 	gspca_dev->usb_buf[3] = h;  in do_command_extended()
585 	gspca_dev->usb_buf[4] = i;  in do_command_extended()
586 	gspca_dev->usb_buf[5] = j;  in do_command_extended()
587 	gspca_dev->usb_buf[6] = k;  in do_command_extended()
588 	gspca_dev->usb_buf[7] = l;  in do_command_extended()
590 	return cpia_usb_transferCmd(gspca_dev, cmd);  in do_command_extended()
624 static void reset_camera_params(struct gspca_dev *gspca_dev)  in reset_camera_params()  argument
626 	struct sd *sd = (struct sd *) gspca_dev;  in reset_camera_params()
703 static void printstatus(struct gspca_dev *gspca_dev, struct cam_params *params)  in printstatus()  argument
712 static int goto_low_power(struct gspca_dev *gspca_dev)  in goto_low_power()  argument
714 	struct sd *sd = (struct sd *) gspca_dev;  in goto_low_power()
717 	ret = do_command(gspca_dev, CPIA_COMMAND_GotoLoPower, 0, 0, 0, 0);  in goto_low_power()
721 	ret = do_command(gspca_dev, CPIA_COMMAND_GetCameraStatus, 0, 0, 0, 0);  in goto_low_power()
729 			printstatus(gspca_dev, &sd->params);  in goto_low_power()
738 static int goto_high_power(struct gspca_dev *gspca_dev)  in goto_high_power()  argument
740 	struct sd *sd = (struct sd *) gspca_dev;  in goto_high_power()
743 	ret = do_command(gspca_dev, CPIA_COMMAND_GotoHiPower, 0, 0, 0, 0);  in goto_high_power()
752 	ret = do_command(gspca_dev, CPIA_COMMAND_GetCameraStatus, 0, 0, 0, 0);  in goto_high_power()
759 		printstatus(gspca_dev, &sd->params);  in goto_high_power()
767 static int get_version_information(struct gspca_dev *gspca_dev)  in get_version_information()  argument
772 	ret = do_command(gspca_dev, CPIA_COMMAND_GetCPIAVersion, 0, 0, 0, 0);  in get_version_information()
777 	return do_command(gspca_dev, CPIA_COMMAND_GetPnPID, 0, 0, 0, 0);  in get_version_information()
780 static int save_camera_state(struct gspca_dev *gspca_dev)  in save_camera_state()  argument
784 	ret = do_command(gspca_dev, CPIA_COMMAND_GetColourBalance, 0, 0, 0, 0);  in save_camera_state()
788 	return do_command(gspca_dev, CPIA_COMMAND_GetExposure, 0, 0, 0, 0);  in save_camera_state()
791 static int command_setformat(struct gspca_dev *gspca_dev)  in command_setformat()  argument
793 	struct sd *sd = (struct sd *) gspca_dev;  in command_setformat()
796 	ret = do_command(gspca_dev, CPIA_COMMAND_SetFormat,  in command_setformat()
803 	return do_command(gspca_dev, CPIA_COMMAND_SetROI,  in command_setformat()
808 static int command_setcolourparams(struct gspca_dev *gspca_dev)  in command_setcolourparams()  argument
810 	struct sd *sd = (struct sd *) gspca_dev;  in command_setcolourparams()
811 	return do_command(gspca_dev, CPIA_COMMAND_SetColourParams,  in command_setcolourparams()
817 static int command_setapcor(struct gspca_dev *gspca_dev)  in command_setapcor()  argument
819 	struct sd *sd = (struct sd *) gspca_dev;  in command_setapcor()
820 	return do_command(gspca_dev, CPIA_COMMAND_SetApcor,  in command_setapcor()
827 static int command_setvloffset(struct gspca_dev *gspca_dev)  in command_setvloffset()  argument
829 	struct sd *sd = (struct sd *) gspca_dev;  in command_setvloffset()
830 	return do_command(gspca_dev, CPIA_COMMAND_SetVLOffset,  in command_setvloffset()
837 static int command_setexposure(struct gspca_dev *gspca_dev)  in command_setexposure()  argument
839 	struct sd *sd = (struct sd *) gspca_dev;  in command_setexposure()
842 	ret = do_command_extended(gspca_dev, CPIA_COMMAND_SetExposure,  in command_setexposure()
859 		ret = do_command_extended(gspca_dev, CPIA_COMMAND_SetExposure,  in command_setexposure()
873 static int command_setcolourbalance(struct gspca_dev *gspca_dev)  in command_setcolourbalance()  argument
875 	struct sd *sd = (struct sd *) gspca_dev;  in command_setcolourbalance()
880 		ret = do_command(gspca_dev, CPIA_COMMAND_SetColourBalance,  in command_setcolourbalance()
888 		return do_command(gspca_dev, CPIA_COMMAND_SetColourBalance,  in command_setcolourbalance()
892 		return do_command(gspca_dev, CPIA_COMMAND_SetColourBalance,  in command_setcolourbalance()
896 		return do_command(gspca_dev, CPIA_COMMAND_SetColourBalance,  in command_setcolourbalance()
903 static int command_setcompressiontarget(struct gspca_dev *gspca_dev)  in command_setcompressiontarget()  argument
905 	struct sd *sd = (struct sd *) gspca_dev;  in command_setcompressiontarget()
907 	return do_command(gspca_dev, CPIA_COMMAND_SetCompressionTarget,  in command_setcompressiontarget()
913 static int command_setyuvtresh(struct gspca_dev *gspca_dev)  in command_setyuvtresh()  argument
915 	struct sd *sd = (struct sd *) gspca_dev;  in command_setyuvtresh()
917 	return do_command(gspca_dev, CPIA_COMMAND_SetYUVThresh,  in command_setyuvtresh()
922 static int command_setcompressionparams(struct gspca_dev *gspca_dev)  in command_setcompressionparams()  argument
924 	struct sd *sd = (struct sd *) gspca_dev;  in command_setcompressionparams()
926 	return do_command_extended(gspca_dev,  in command_setcompressionparams()
939 static int command_setcompression(struct gspca_dev *gspca_dev)  in command_setcompression()  argument
941 	struct sd *sd = (struct sd *) gspca_dev;  in command_setcompression()
943 	return do_command(gspca_dev, CPIA_COMMAND_SetCompression,  in command_setcompression()
948 static int command_setsensorfps(struct gspca_dev *gspca_dev)  in command_setsensorfps()  argument
950 	struct sd *sd = (struct sd *) gspca_dev;  in command_setsensorfps()
952 	return do_command(gspca_dev, CPIA_COMMAND_SetSensorFPS,  in command_setsensorfps()
957 static int command_setflickerctrl(struct gspca_dev *gspca_dev)  in command_setflickerctrl()  argument
959 	struct sd *sd = (struct sd *) gspca_dev;  in command_setflickerctrl()
961 	return do_command(gspca_dev, CPIA_COMMAND_SetFlickerCtrl,  in command_setflickerctrl()
968 static int command_setecptiming(struct gspca_dev *gspca_dev)  in command_setecptiming()  argument
970 	struct sd *sd = (struct sd *) gspca_dev;  in command_setecptiming()
972 	return do_command(gspca_dev, CPIA_COMMAND_SetECPTiming,  in command_setecptiming()
976 static int command_pause(struct gspca_dev *gspca_dev)  in command_pause()  argument
978 	return do_command(gspca_dev, CPIA_COMMAND_EndStreamCap, 0, 0, 0, 0);  in command_pause()
981 static int command_resume(struct gspca_dev *gspca_dev)  in command_resume()  argument
983 	struct sd *sd = (struct sd *) gspca_dev;  in command_resume()
985 	return do_command(gspca_dev, CPIA_COMMAND_InitStreamCap,  in command_resume()
989 static int command_setlights(struct gspca_dev *gspca_dev)  in command_setlights()  argument
991 	struct sd *sd = (struct sd *) gspca_dev;  in command_setlights()
997 	ret = do_command(gspca_dev, CPIA_COMMAND_WriteVCReg,  in command_setlights()
1002 	return do_command(gspca_dev, CPIA_COMMAND_WriteMCPort, 2, 0,  in command_setlights()
1006 static int set_flicker(struct gspca_dev *gspca_dev, int on, int apply)  in set_flicker()  argument
1024 	struct sd *sd = (struct sd *) gspca_dev;  in set_flicker()
1118 		ret = command_setexposure(gspca_dev);  in set_flicker()
1122 		ret = command_setapcor(gspca_dev);  in set_flicker()
1126 		ret = command_setvloffset(gspca_dev);  in set_flicker()
1130 		ret = command_setflickerctrl(gspca_dev);  in set_flicker()
1141 static void monitor_exposure(struct gspca_dev *gspca_dev)  in monitor_exposure()  argument
1143 	struct sd *sd = (struct sd *) gspca_dev;  in monitor_exposure()
1159 	ret = cpia_usb_transferCmd(gspca_dev, cmd);  in monitor_exposure()
1164 	exp_acc = gspca_dev->usb_buf[0];  in monitor_exposure()
1165 	bcomp = gspca_dev->usb_buf[1];  in monitor_exposure()
1375 		command_setexposure(gspca_dev);  in monitor_exposure()
1378 		command_setsensorfps(gspca_dev);  in monitor_exposure()
1381 		command_setflickerctrl(gspca_dev);  in monitor_exposure()
1392 static void restart_flicker(struct gspca_dev *gspca_dev)  in restart_flicker()  argument
1394 	struct sd *sd = (struct sd *) gspca_dev;  in restart_flicker()
1424 		set_flicker(gspca_dev, 1, 1);  in restart_flicker()
1429 static int sd_config(struct gspca_dev *gspca_dev,  in sd_config()  argument
1432 	struct sd *sd = (struct sd *) gspca_dev;  in sd_config()
1436 	reset_camera_params(gspca_dev);  in sd_config()
1441 	cam = &gspca_dev->cam;  in sd_config()
1445 	goto_low_power(gspca_dev);  in sd_config()
1448 	get_version_information(gspca_dev);  in sd_config()
1468 static int sd_start(struct gspca_dev *gspca_dev)  in sd_start()  argument
1470 	struct sd *sd = (struct sd *) gspca_dev;  in sd_start()
1474 	if (goto_low_power(gspca_dev)) {  in sd_start()
1478 			printstatus(gspca_dev, &sd->params);  in sd_start()
1483 		ret = goto_high_power(gspca_dev);  in sd_start()
1487 		ret = do_command(gspca_dev, CPIA_COMMAND_DiscardFrame,  in sd_start()
1492 		ret = goto_low_power(gspca_dev);  in sd_start()
1501 	get_version_information(gspca_dev);  in sd_start()
1508 	ret = do_command(gspca_dev, CPIA_COMMAND_ModifyCameraStatus,  in sd_start()
1514 	ret = goto_high_power(gspca_dev);  in sd_start()
1519 	ret = do_command(gspca_dev, CPIA_COMMAND_GetCameraStatus, 0, 0, 0, 0);  in sd_start()
1531 	ret = do_command(gspca_dev, CPIA_COMMAND_GetVPVersion, 0, 0, 0, 0);  in sd_start()
1538 	priv = gspca_dev->cam.cam_mode[gspca_dev->curr_mode].priv;  in sd_start()
1556 				(gspca_dev->pixfmt.width >> 3);  in sd_start()
1558 				(gspca_dev->pixfmt.height >> 2);  in sd_start()
1561 	ret = do_command(gspca_dev, CPIA_COMMAND_SetGrabMode,  in sd_start()
1567 	ret = do_command(gspca_dev, CPIA_COMMAND_SetCompression,  in sd_start()
1572 	ret = command_setcompressiontarget(gspca_dev);  in sd_start()
1575 	ret = command_setcolourparams(gspca_dev);  in sd_start()
1578 	ret = command_setformat(gspca_dev);  in sd_start()
1581 	ret = command_setyuvtresh(gspca_dev);  in sd_start()
1584 	ret = command_setecptiming(gspca_dev);  in sd_start()
1587 	ret = command_setcompressionparams(gspca_dev);  in sd_start()
1590 	ret = command_setexposure(gspca_dev);  in sd_start()
1593 	ret = command_setcolourbalance(gspca_dev);  in sd_start()
1596 	ret = command_setsensorfps(gspca_dev);  in sd_start()
1599 	ret = command_setapcor(gspca_dev);  in sd_start()
1602 	ret = command_setflickerctrl(gspca_dev);  in sd_start()
1605 	ret = command_setvloffset(gspca_dev);  in sd_start()
1610 	ret = command_resume(gspca_dev);  in sd_start()
1625 static void sd_stopN(struct gspca_dev *gspca_dev)  in sd_stopN()  argument
1627 	struct sd *sd = (struct sd *) gspca_dev;  in sd_stopN()
1629 	command_pause(gspca_dev);  in sd_stopN()
1632 	save_camera_state(gspca_dev);  in sd_stopN()
1635 	goto_low_power(gspca_dev);  in sd_stopN()
1638 	do_command(gspca_dev, CPIA_COMMAND_GetCameraStatus, 0, 0, 0, 0);  in sd_stopN()
1646 		input_report_key(gspca_dev->input_dev, KEY_CAMERA, 0);  in sd_stopN()
1647 		input_sync(gspca_dev->input_dev);  in sd_stopN()
1653 static int sd_init(struct gspca_dev *gspca_dev)  in sd_init()  argument
1655 	struct sd *sd = (struct sd *) gspca_dev;  in sd_init()
1661 	ret = sd_start(gspca_dev);  in sd_init()
1668 		command_setlights(gspca_dev);  in sd_init()
1670 	sd_stopN(gspca_dev);  in sd_init()
1688 static void sd_pkt_scan(struct gspca_dev *gspca_dev,  in sd_pkt_scan()  argument
1692 	struct sd *sd = (struct sd *) gspca_dev;  in sd_pkt_scan()
1710 		image = gspca_dev->image;  in sd_pkt_scan()
1712 		    gspca_dev->image_len > 4 &&  in sd_pkt_scan()
1713 		    image[gspca_dev->image_len - 4] == 0xff &&  in sd_pkt_scan()
1714 		    image[gspca_dev->image_len - 3] == 0xff &&  in sd_pkt_scan()
1715 		    image[gspca_dev->image_len - 2] == 0xff &&  in sd_pkt_scan()
1716 		    image[gspca_dev->image_len - 1] == 0xff)  in sd_pkt_scan()
1717 			gspca_frame_add(gspca_dev, LAST_PACKET,  in sd_pkt_scan()
1720 		gspca_frame_add(gspca_dev, FIRST_PACKET, data, len);  in sd_pkt_scan()
1724 	gspca_frame_add(gspca_dev, INTER_PACKET, data, len);  in sd_pkt_scan()
1727 static void sd_dq_callback(struct gspca_dev *gspca_dev)  in sd_dq_callback()  argument
1729 	struct sd *sd = (struct sd *) gspca_dev;  in sd_dq_callback()
1736 			command_setcompression(gspca_dev);  in sd_dq_callback()
1740 	restart_flicker(gspca_dev);  in sd_dq_callback()
1745 		monitor_exposure(gspca_dev);  in sd_dq_callback()
1748 	do_command(gspca_dev, CPIA_COMMAND_GetExposure, 0, 0, 0, 0);  in sd_dq_callback()
1749 	do_command(gspca_dev, CPIA_COMMAND_ReadMCPorts, 0, 0, 0, 0);  in sd_dq_callback()
1754 	struct gspca_dev *gspca_dev =  in sd_s_ctrl()  local
1755 		container_of(ctrl->handler, struct gspca_dev, ctrl_handler);  in sd_s_ctrl()
1756 	struct sd *sd = (struct sd *)gspca_dev;  in sd_s_ctrl()
1758 	gspca_dev->usb_err = 0;  in sd_s_ctrl()
1760 	if (!gspca_dev->streaming && ctrl->id != V4L2_CID_POWER_LINE_FREQUENCY)  in sd_s_ctrl()
1768 		gspca_dev->usb_err = command_setcolourparams(gspca_dev);  in sd_s_ctrl()
1769 		if (!gspca_dev->usb_err)  in sd_s_ctrl()
1770 			gspca_dev->usb_err = command_setflickerctrl(gspca_dev);  in sd_s_ctrl()
1774 		gspca_dev->usb_err = command_setcolourparams(gspca_dev);  in sd_s_ctrl()
1778 		gspca_dev->usb_err = command_setcolourparams(gspca_dev);  in sd_s_ctrl()
1787 		gspca_dev->usb_err = set_flicker(gspca_dev,  in sd_s_ctrl()
1789 			gspca_dev->streaming);  in sd_s_ctrl()
1793 		gspca_dev->usb_err = command_setlights(gspca_dev);  in sd_s_ctrl()
1797 		gspca_dev->usb_err = command_setlights(gspca_dev);  in sd_s_ctrl()
1801 		gspca_dev->usb_err = command_setcompressiontarget(gspca_dev);  in sd_s_ctrl()
1804 	return gspca_dev->usb_err;  in sd_s_ctrl()
1811 static int sd_init_controls(struct gspca_dev *gspca_dev)  in sd_init_controls()  argument
1813 	struct sd *sd = (struct sd *)gspca_dev;  in sd_init_controls()
1814 	struct v4l2_ctrl_handler *hdl = &gspca_dev->ctrl_handler;  in sd_init_controls()
1830 	gspca_dev->vdev.ctrl_handler = hdl;  in sd_init_controls()