109 	struct gspca_dev gspca_dev;		/* !! must be the first item */  member
241 static void reg_w_buf(struct gspca_dev *gspca_dev,  in reg_w_buf()  argument
247 	if (gspca_dev->usb_err < 0)  in reg_w_buf()
249 	memcpy(gspca_dev->usb_buf, buffer, len);  in reg_w_buf()
250 	ret = usb_control_msg(gspca_dev->dev,  in reg_w_buf()
251 			usb_sndctrlpipe(gspca_dev->dev, 0),  in reg_w_buf()
255 			index, gspca_dev->usb_buf, len,  in reg_w_buf()
260 		gspca_dev->usb_err = ret;  in reg_w_buf()
265 static void reg_w(struct gspca_dev *gspca_dev,  in reg_w()  argument
271 	if (gspca_dev->usb_err < 0)  in reg_w()
273 	gspca_dev->usb_buf[0] = value;  in reg_w()
274 	ret = usb_control_msg(gspca_dev->dev,  in reg_w()
275 			usb_sndctrlpipe(gspca_dev->dev, 0),  in reg_w()
278 			0, index, gspca_dev->usb_buf, 1,  in reg_w()
283 		gspca_dev->usb_err = ret;  in reg_w()
287 static void reg_w_seq(struct gspca_dev *gspca_dev,  in reg_w_seq()  argument
291 		reg_w(gspca_dev, seq[0], seq[1]);  in reg_w_seq()
297 static void reg_w_page(struct gspca_dev *gspca_dev,  in reg_w_page()  argument
303 	if (gspca_dev->usb_err < 0)  in reg_w_page()
308 		gspca_dev->usb_buf[0] = page[index];  in reg_w_page()
309 		ret = usb_control_msg(gspca_dev->dev,  in reg_w_page()
310 				usb_sndctrlpipe(gspca_dev->dev, 0),  in reg_w_page()
313 				0, index, gspca_dev->usb_buf, 1,  in reg_w_page()
318 			gspca_dev->usb_err = ret;  in reg_w_page()
325 static void reg_w_var(struct gspca_dev *gspca_dev,  in reg_w_var()  argument
338 			reg_w_page(gspca_dev, page3, page3_len);  in reg_w_var()
342 				gspca_err(gspca_dev, "Incorrect variable sequence\n");  in reg_w_var()
347 					reg_w_buf(gspca_dev,  in reg_w_var()
352 				reg_w_buf(gspca_dev, index, seq, 8);  in reg_w_var()
363 static int sd_config(struct gspca_dev *gspca_dev,  in sd_config()  argument
366 	struct sd *sd = (struct sd *) gspca_dev;  in sd_config()
369 	cam = &gspca_dev->cam;  in sd_config()
378 static void setbrightcont(struct gspca_dev *gspca_dev)  in setbrightcont()  argument
380 	struct sd *sd = (struct sd *) gspca_dev;  in setbrightcont()
389 	reg_w(gspca_dev, 0xff, 0x00);		/* page 0 */  in setbrightcont()
399 		reg_w(gspca_dev, 0xa2 + i, v);  in setbrightcont()
401 	reg_w(gspca_dev, 0xdc, 0x01);  in setbrightcont()
404 static void setcolors(struct gspca_dev *gspca_dev)  in setcolors()  argument
406 	struct sd *sd = (struct sd *) gspca_dev;  in setcolors()
413 	reg_w(gspca_dev, 0xff, 0x03);			/* page 3 */  in setcolors()
414 	reg_w(gspca_dev, 0x11, 0x01);  in setcolors()
415 	reg_w(gspca_dev, 0xff, 0x00);			/* page 0 */  in setcolors()
419 		reg_w(gspca_dev, 0x0f + 2 * i, (v >> 8) & 0x07);  in setcolors()
420 		reg_w(gspca_dev, 0x0f + 2 * i + 1, v);  in setcolors()
422 	reg_w(gspca_dev, 0xdc, 0x01);  in setcolors()
425 static void setwhitebalance(struct gspca_dev *gspca_dev)  in setwhitebalance()  argument
427 	struct sd *sd = (struct sd *) gspca_dev;  in setwhitebalance()
429 	reg_w(gspca_dev, 0xff, 0x00);		/* page 0 */  in setwhitebalance()
430 	reg_w(gspca_dev, 0xc6, sd->white_balance->val);  in setwhitebalance()
432 	reg_w(gspca_dev, 0xdc, 0x01);  in setwhitebalance()
453 static void setredbalance(struct gspca_dev *gspca_dev)  in setredbalance()  argument
455 	struct sd *sd = (struct sd *) gspca_dev;  in setredbalance()
457 	reg_w(gspca_dev, 0xff, 0x00);			/* page 0 */  in setredbalance()
458 	reg_w(gspca_dev, 0x01,  in setredbalance()
461 	reg_w(gspca_dev, 0xdc, 0x01);  in setredbalance()
464 static void setbluebalance(struct gspca_dev *gspca_dev)  in setbluebalance()  argument
466 	struct sd *sd = (struct sd *) gspca_dev;  in setbluebalance()
468 	reg_w(gspca_dev, 0xff, 0x00);			/* page 0 */  in setbluebalance()
469 	reg_w(gspca_dev, 0x03,  in setbluebalance()
472 	reg_w(gspca_dev, 0xdc, 0x01);  in setbluebalance()
475 static void setgain(struct gspca_dev *gspca_dev)  in setgain()  argument
479 	if (gspca_dev->gain->val < 32) {  in setgain()
480 		reg10 = gspca_dev->gain->val;  in setgain()
484 		reg12 = gspca_dev->gain->val - 31;  in setgain()
487 	reg_w(gspca_dev, 0xff, 0x03);			/* page 3 */  in setgain()
488 	reg_w(gspca_dev, 0x10, reg10);  in setgain()
489 	reg_w(gspca_dev, 0x12, reg12);  in setgain()
492 	reg_w(gspca_dev, 0x11, 0x01);  in setgain()
495 static void setexposure(struct gspca_dev *gspca_dev)  in setexposure()  argument
505 	clockdiv = (90 * gspca_dev->exposure->val + 1999) / 2000;  in setexposure()
530 	exposure = (gspca_dev->exposure->val * 45 * 448) / (1000 * clockdiv);  in setexposure()
534 	reg_w(gspca_dev, 0xff, 0x03);			/* page 3 */  in setexposure()
535 	reg_w(gspca_dev, 0x02, clockdiv);  in setexposure()
536 	reg_w(gspca_dev, 0x0e, exposure & 0xff);  in setexposure()
537 	reg_w(gspca_dev, 0x0f, exposure >> 8);  in setexposure()
540 	reg_w(gspca_dev, 0x11, 0x01);  in setexposure()
543 static void sethvflip(struct gspca_dev *gspca_dev)  in sethvflip()  argument
545 	struct sd *sd = (struct sd *) gspca_dev;  in sethvflip()
555 	reg_w(gspca_dev, 0xff, 0x03);			/* page 3 */  in sethvflip()
557 	reg_w(gspca_dev, 0x21, data);  in sethvflip()
560 	reg_w(gspca_dev, 0x11, 0x01);  in sethvflip()
563 static void setsharpness(struct gspca_dev *gspca_dev)  in setsharpness()  argument
565 	struct sd *sd = (struct sd *) gspca_dev;  in setsharpness()
567 	reg_w(gspca_dev, 0xff, 0x00);		/* page 0 */  in setsharpness()
568 	reg_w(gspca_dev, 0xb6, sd->sharpness->val);  in setsharpness()
570 	reg_w(gspca_dev, 0xdc, 0x01);  in setsharpness()
574 static int sd_init(struct gspca_dev *gspca_dev)  in sd_init()  argument
576 	reg_w_seq(gspca_dev, init_7302, sizeof(init_7302)/2);  in sd_init()
577 	return gspca_dev->usb_err;  in sd_init()
582 	struct gspca_dev *gspca_dev =  in sd_s_ctrl()  local
583 		container_of(ctrl->handler, struct gspca_dev, ctrl_handler);  in sd_s_ctrl()
584 	struct sd *sd = (struct sd *)gspca_dev;  in sd_s_ctrl()
586 	gspca_dev->usb_err = 0;  in sd_s_ctrl()
593 		gspca_dev->exposure->val    = PAC7302_EXPOSURE_DEFAULT;  in sd_s_ctrl()
594 		gspca_dev->gain->val        = PAC7302_GAIN_DEFAULT;  in sd_s_ctrl()
598 	if (!gspca_dev->streaming)  in sd_s_ctrl()
603 		setbrightcont(gspca_dev);  in sd_s_ctrl()
606 		setcolors(gspca_dev);  in sd_s_ctrl()
609 		setwhitebalance(gspca_dev);  in sd_s_ctrl()
612 		setredbalance(gspca_dev);  in sd_s_ctrl()
615 		setbluebalance(gspca_dev);  in sd_s_ctrl()
618 		if (gspca_dev->exposure->is_new || (ctrl->is_new && ctrl->val))  in sd_s_ctrl()
619 			setexposure(gspca_dev);  in sd_s_ctrl()
620 		if (gspca_dev->gain->is_new || (ctrl->is_new && ctrl->val))  in sd_s_ctrl()
621 			setgain(gspca_dev);  in sd_s_ctrl()
624 		sethvflip(gspca_dev);  in sd_s_ctrl()
627 		setsharpness(gspca_dev);  in sd_s_ctrl()
632 	return gspca_dev->usb_err;  in sd_s_ctrl()
640 static int sd_init_controls(struct gspca_dev *gspca_dev)  in sd_init_controls()  argument
642 	struct sd *sd = (struct sd *) gspca_dev;  in sd_init_controls()
643 	struct v4l2_ctrl_handler *hdl = &gspca_dev->ctrl_handler;  in sd_init_controls()
645 	gspca_dev->vdev.ctrl_handler = hdl;  in sd_init_controls()
669 	gspca_dev->autogain = v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,  in sd_init_controls()
671 	gspca_dev->exposure = v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,  in sd_init_controls()
674 	gspca_dev->gain = v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,  in sd_init_controls()
692 	v4l2_ctrl_auto_cluster(3, &gspca_dev->autogain, 0, false);  in sd_init_controls()
698 static int sd_start(struct gspca_dev *gspca_dev)  in sd_start()  argument
700 	struct sd *sd = (struct sd *) gspca_dev;  in sd_start()
702 	reg_w_var(gspca_dev, start_7302,  in sd_start()
710 	reg_w(gspca_dev, 0xff, 0x01);  in sd_start()
711 	reg_w(gspca_dev, 0x78, 0x01);  in sd_start()
713 	return gspca_dev->usb_err;  in sd_start()
716 static void sd_stopN(struct gspca_dev *gspca_dev)  in sd_stopN()  argument
720 	reg_w(gspca_dev, 0xff, 0x01);  in sd_stopN()
721 	reg_w(gspca_dev, 0x78, 0x00);  in sd_stopN()
725 static void sd_stop0(struct gspca_dev *gspca_dev)  in sd_stop0()  argument
727 	if (!gspca_dev->present)  in sd_stop0()
729 	reg_w(gspca_dev, 0xff, 0x01);  in sd_stop0()
730 	reg_w(gspca_dev, 0x78, 0x40);  in sd_stop0()
733 static void do_autogain(struct gspca_dev *gspca_dev)  in do_autogain()  argument
735 	struct sd *sd = (struct sd *) gspca_dev;  in do_autogain()
748 		if (gspca_expo_autogain(gspca_dev, avg_lum, desired_lum,  in do_autogain()
781 static void sd_pkt_scan(struct gspca_dev *gspca_dev,  in sd_pkt_scan()  argument
785 	struct sd *sd = (struct sd *) gspca_dev;  in sd_pkt_scan()
789 	sof = pac_find_sof(gspca_dev, &sd->sof_read, data, len);  in sd_pkt_scan()
805 			gspca_dev->image_len += n;  in sd_pkt_scan()
808 			gspca_frame_add(gspca_dev, INTER_PACKET, data, n);  in sd_pkt_scan()
811 		image = gspca_dev->image;  in sd_pkt_scan()
813 		 && image[gspca_dev->image_len - 2] == 0xff  in sd_pkt_scan()
814 		 && image[gspca_dev->image_len - 1] == 0xd9)  in sd_pkt_scan()
815 			gspca_frame_add(gspca_dev, LAST_PACKET, NULL, 0);  in sd_pkt_scan()
822 		if (gspca_dev->last_packet_type == LAST_PACKET &&  in sd_pkt_scan()
829 		gspca_frame_add(gspca_dev, FIRST_PACKET,  in sd_pkt_scan()
832 	gspca_frame_add(gspca_dev, INTER_PACKET, data, len);  in sd_pkt_scan()
836 static int sd_dbg_s_register(struct gspca_dev *gspca_dev,  in sd_dbg_s_register()  argument
860 		reg_w(gspca_dev, 0xff, 0x00);		/* page 0 */  in sd_dbg_s_register()
861 		reg_w(gspca_dev, index, value);  in sd_dbg_s_register()
863 		reg_w(gspca_dev, 0xdc, 0x01);  in sd_dbg_s_register()
865 	return gspca_dev->usb_err;  in sd_dbg_s_register()
870 static int sd_int_pkt_scan(struct gspca_dev *gspca_dev,  in sd_int_pkt_scan()  argument
888 			input_report_key(gspca_dev->input_dev, KEY_CAMERA, 1);  in sd_int_pkt_scan()
889 			input_sync(gspca_dev->input_dev);  in sd_int_pkt_scan()
890 			input_report_key(gspca_dev->input_dev, KEY_CAMERA, 0);  in sd_int_pkt_scan()
891 			input_sync(gspca_dev->input_dev);  in sd_int_pkt_scan()