42 struct sd {  struct
179 	struct sd *sd = (struct sd *) gspca_dev;  in setexposure()  local
188 	sd->expo_change_state = EXPO_CHANGED;  in setexposure()
210 	struct sd *sd = (struct sd *)gspca_dev;  in sd_config()  local
256 		sd->fmts[i].width = widths[i];  in sd_config()
257 		sd->fmts[i].height = heights[i];  in sd_config()
258 		sd->fmts[i].field = V4L2_FIELD_NONE;  in sd_config()
259 		sd->fmts[i].colorspace = V4L2_COLORSPACE_SRGB;  in sd_config()
260 		sd->fmts[i].priv = 1;  in sd_config()
266 				sd->fmts[i].priv = 2;  in sd_config()
275 				sd->fmts[i].priv = 4;  in sd_config()
280 		if (sd->fmts[i].priv == 1) {  in sd_config()
282 			sd->fmts[i].pixelformat = V4L2_PIX_FMT_SBGGR8;  in sd_config()
283 			sd->fmts[i].bytesperline = widths[i];  in sd_config()
284 			sd->fmts[i].sizeimage = widths[i] * heights[i];  in sd_config()
289 			sd->fmts[i].pixelformat = V4L2_PIX_FMT_SE401;  in sd_config()
290 			sd->fmts[i].bytesperline = 0;  in sd_config()
291 			sd->fmts[i].sizeimage = widths[i] * heights[i] * 3;  in sd_config()
294 				sd->fmts[i].priv * sd->fmts[i].priv);  in sd_config()
298 	cam->cam_mode = sd->fmts;  in sd_config()
303 	sd->resetlevel = 0x2d; /* Set initial resetlevel */  in sd_config()
307 	sd->has_brightness = !!gspca_dev->usb_err;  in sd_config()
330 	struct sd *sd = (struct sd *)gspca_dev;  in sd_start()  local
367 	se401_set_feature(gspca_dev, HV7131_REG_ARLV, sd->resetlevel);  in sd_start()
369 	sd->packet_read = 0;  in sd_start()
370 	sd->pixels_read = 0;  in sd_start()
371 	sd->restart_stream = 0;  in sd_start()
372 	sd->resetlevel_frame_count = 0;  in sd_start()
373 	sd->resetlevel_adjust_dir = 0;  in sd_start()
374 	sd->expo_change_state = EXPO_NO_CHANGE;  in sd_start()
390 	struct sd *sd = (struct sd *)gspca_dev;  in sd_dq_callback()  local
395 	if (sd->restart_stream) {  in sd_dq_callback()
398 		sd->restart_stream = 0;  in sd_dq_callback()
404 	sd->resetlevel_frame_count++;  in sd_dq_callback()
405 	if (sd->resetlevel_frame_count < 20)  in sd_dq_callback()
420 	oldreset = sd->resetlevel;  in sd_dq_callback()
422 		while (alrc >= 10 && sd->resetlevel < 63) {  in sd_dq_callback()
423 			sd->resetlevel++;  in sd_dq_callback()
427 		while (ahrc >= 20 && sd->resetlevel > 0) {  in sd_dq_callback()
428 			sd->resetlevel--;  in sd_dq_callback()
433 	if (sd->resetlevel > oldreset)  in sd_dq_callback()
437 	if (sd->resetlevel_adjust_dir &&  in sd_dq_callback()
438 	    sd->resetlevel_adjust_dir != adjust_dir)  in sd_dq_callback()
439 		sd->resetlevel = oldreset + (sd->resetlevel - oldreset) / 2;  in sd_dq_callback()
441 	if (sd->resetlevel != oldreset) {  in sd_dq_callback()
442 		sd->resetlevel_adjust_dir = adjust_dir;  in sd_dq_callback()
443 		se401_set_feature(gspca_dev, HV7131_REG_ARLV, sd->resetlevel);  in sd_dq_callback()
446 	sd->resetlevel_frame_count = 0;  in sd_dq_callback()
451 	struct sd *sd = (struct sd *)gspca_dev;  in sd_complete_frame()  local
453 	switch (sd->expo_change_state) {  in sd_complete_frame()
457 		sd->expo_change_state = EXPO_DROP_FRAME;  in sd_complete_frame()
463 		sd->expo_change_state = EXPO_NO_CHANGE;  in sd_complete_frame()
473 	struct sd *sd = (struct sd *)gspca_dev;  in sd_pkt_scan_janggu()  local
477 	if (sd->restart_stream)  in sd_pkt_scan_janggu()
489 		if (sd->packet_read < 4) {  in sd_pkt_scan_janggu()
490 			count = 4 - sd->packet_read;  in sd_pkt_scan_janggu()
493 			memcpy(&sd->packet[sd->packet_read], &data[i], count);  in sd_pkt_scan_janggu()
494 			sd->packet_read += count;  in sd_pkt_scan_janggu()
496 			if (sd->packet_read < 4)  in sd_pkt_scan_janggu()
499 		bits   = sd->packet[3] + (sd->packet[2] << 8);  in sd_pkt_scan_janggu()
500 		pixels = sd->packet[1] + ((sd->packet[0] & 0x3f) << 8);  in sd_pkt_scan_janggu()
501 		info   = (sd->packet[0] & 0xc0) >> 6;  in sd_pkt_scan_janggu()
515 		count = plen - sd->packet_read;  in sd_pkt_scan_janggu()
518 		memcpy(&sd->packet[sd->packet_read], &data[i], count);  in sd_pkt_scan_janggu()
519 		sd->packet_read += count;  in sd_pkt_scan_janggu()
521 		if (sd->packet_read < plen)  in sd_pkt_scan_janggu()
524 		sd->pixels_read += pixels;  in sd_pkt_scan_janggu()
525 		sd->packet_read = 0;  in sd_pkt_scan_janggu()
529 			gspca_frame_add(gspca_dev, INTER_PACKET, sd->packet,  in sd_pkt_scan_janggu()
533 			if (sd->pixels_read != imagesize) {  in sd_pkt_scan_janggu()
535 				       sd->pixels_read, imagesize);  in sd_pkt_scan_janggu()
538 			sd_complete_frame(gspca_dev, sd->packet, plen);  in sd_pkt_scan_janggu()
541 			gspca_frame_add(gspca_dev, FIRST_PACKET, sd->packet,  in sd_pkt_scan_janggu()
543 			sd->pixels_read = pixels;  in sd_pkt_scan_janggu()
550 	sd->restart_stream = 1;  in sd_pkt_scan_janggu()
591 	struct sd *sd = (struct sd *)gspca_dev;  in sd_int_pkt_scan()  local
605 	if (sd->button_state != state) {  in sd_int_pkt_scan()
608 		sd->button_state = state;  in sd_int_pkt_scan()
619 	struct sd *sd = (struct sd *)gspca_dev;  in sd_s_ctrl()  local
634 		setexposure(gspca_dev, ctrl->val, sd->freq->val);  in sd_s_ctrl()
646 	struct sd *sd = (struct sd *)gspca_dev;  in sd_init_controls()  local
651 	if (sd->has_brightness)  in sd_init_controls()
657 	sd->exposure = v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,  in sd_init_controls()
659 	sd->freq = v4l2_ctrl_new_std_menu(hdl, &sd_ctrl_ops,  in sd_init_controls()
667 	v4l2_ctrl_cluster(2, &sd->exposure);  in sd_init_controls()
702 	return gspca_dev_probe(intf, id, &sd_desc, sizeof(struct sd),  in sd_probe()