73 	struct gspca_dev gspca_dev;		/* !! must be the first item */  member
160 static void reg_w_buf(struct gspca_dev *gspca_dev,  in reg_w_buf()  argument
166 	if (gspca_dev->usb_err < 0)  in reg_w_buf()
168 	memcpy(gspca_dev->usb_buf, buffer, len);  in reg_w_buf()
169 	ret = usb_control_msg(gspca_dev->dev,  in reg_w_buf()
170 			usb_sndctrlpipe(gspca_dev->dev, 0),  in reg_w_buf()
174 			index, gspca_dev->usb_buf, len,  in reg_w_buf()
179 		gspca_dev->usb_err = ret;  in reg_w_buf()
184 static void reg_w(struct gspca_dev *gspca_dev,  in reg_w()  argument
190 	if (gspca_dev->usb_err < 0)  in reg_w()
192 	gspca_dev->usb_buf[0] = value;  in reg_w()
193 	ret = usb_control_msg(gspca_dev->dev,  in reg_w()
194 			usb_sndctrlpipe(gspca_dev->dev, 0),  in reg_w()
197 			0, index, gspca_dev->usb_buf, 1,  in reg_w()
202 		gspca_dev->usb_err = ret;  in reg_w()
206 static void reg_w_seq(struct gspca_dev *gspca_dev,  in reg_w_seq()  argument
210 		reg_w(gspca_dev, seq[0], seq[1]);  in reg_w_seq()
216 static void reg_w_page(struct gspca_dev *gspca_dev,  in reg_w_page()  argument
222 	if (gspca_dev->usb_err < 0)  in reg_w_page()
227 		gspca_dev->usb_buf[0] = page[index];  in reg_w_page()
228 		ret = usb_control_msg(gspca_dev->dev,  in reg_w_page()
229 				usb_sndctrlpipe(gspca_dev->dev, 0),  in reg_w_page()
232 				0, index, gspca_dev->usb_buf, 1,  in reg_w_page()
237 			gspca_dev->usb_err = ret;  in reg_w_page()
244 static void reg_w_var(struct gspca_dev *gspca_dev,  in reg_w_var()  argument
257 			reg_w_page(gspca_dev, page4, page4_len);  in reg_w_var()
261 				gspca_err(gspca_dev, "Incorrect variable sequence\n");  in reg_w_var()
266 					reg_w_buf(gspca_dev,  in reg_w_var()
271 				reg_w_buf(gspca_dev, index, seq, 8);  in reg_w_var()
282 static int sd_config(struct gspca_dev *gspca_dev,  in sd_config()  argument
285 	struct cam *cam = &gspca_dev->cam;  in sd_config()
294 static void setcontrast(struct gspca_dev *gspca_dev, s32 val)  in setcontrast()  argument
296 	reg_w(gspca_dev, 0xff, 0x04);  in setcontrast()
297 	reg_w(gspca_dev, 0x10, val);  in setcontrast()
299 	reg_w(gspca_dev, 0x11, 0x01);  in setcontrast()
302 static void setgain(struct gspca_dev *gspca_dev, s32 val)  in setgain()  argument
304 	reg_w(gspca_dev, 0xff, 0x04);			/* page 4 */  in setgain()
305 	reg_w(gspca_dev, 0x0e, 0x00);  in setgain()
306 	reg_w(gspca_dev, 0x0f, gspca_dev->gain->maximum - val + 1);  in setgain()
309 	reg_w(gspca_dev, 0x11, 0x01);  in setgain()
312 static void setexposure(struct gspca_dev *gspca_dev, s32 val)  in setexposure()  argument
314 	reg_w(gspca_dev, 0xff, 0x04);			/* page 4 */  in setexposure()
315 	reg_w(gspca_dev, 0x02, val);  in setexposure()
318 	reg_w(gspca_dev, 0x11, 0x01);  in setexposure()
324 	reg_w(gspca_dev, 0xff, 0x01);  in setexposure()
325 	if (gspca_dev->pixfmt.width != 640 && val <= 3)  in setexposure()
326 		reg_w(gspca_dev, 0x08, 0x09);  in setexposure()
328 		reg_w(gspca_dev, 0x08, 0x08);  in setexposure()
336 	if (gspca_dev->pixfmt.width == 640 && val == 2)  in setexposure()
337 		reg_w(gspca_dev, 0x80, 0x01);  in setexposure()
339 		reg_w(gspca_dev, 0x80, 0x1c);  in setexposure()
342 	reg_w(gspca_dev, 0x11, 0x01);  in setexposure()
345 static void sethvflip(struct gspca_dev *gspca_dev, s32 hflip, s32 vflip)  in sethvflip()  argument
349 	reg_w(gspca_dev, 0xff, 0x04);			/* page 4 */  in sethvflip()
352 	reg_w(gspca_dev, 0x21, data);  in sethvflip()
355 	reg_w(gspca_dev, 0x11, 0x01);  in sethvflip()
359 static int sd_init(struct gspca_dev *gspca_dev)  in sd_init()  argument
361 	reg_w_seq(gspca_dev, init_7311, sizeof(init_7311)/2);  in sd_init()
362 	return gspca_dev->usb_err;  in sd_init()
367 	struct gspca_dev *gspca_dev =  in sd_s_ctrl()  local
368 		container_of(ctrl->handler, struct gspca_dev, ctrl_handler);  in sd_s_ctrl()
369 	struct sd *sd = (struct sd *)gspca_dev;  in sd_s_ctrl()
371 	gspca_dev->usb_err = 0;  in sd_s_ctrl()
378 		gspca_dev->exposure->val    = PAC7311_EXPOSURE_DEFAULT;  in sd_s_ctrl()
379 		gspca_dev->gain->val        = PAC7311_GAIN_DEFAULT;  in sd_s_ctrl()
383 	if (!gspca_dev->streaming)  in sd_s_ctrl()
388 		setcontrast(gspca_dev, ctrl->val);  in sd_s_ctrl()
391 		if (gspca_dev->exposure->is_new || (ctrl->is_new && ctrl->val))  in sd_s_ctrl()
392 			setexposure(gspca_dev, gspca_dev->exposure->val);  in sd_s_ctrl()
393 		if (gspca_dev->gain->is_new || (ctrl->is_new && ctrl->val))  in sd_s_ctrl()
394 			setgain(gspca_dev, gspca_dev->gain->val);  in sd_s_ctrl()
397 		sethvflip(gspca_dev, sd->hflip->val, 1);  in sd_s_ctrl()
402 	return gspca_dev->usb_err;  in sd_s_ctrl()
410 static int sd_init_controls(struct gspca_dev *gspca_dev)  in sd_init_controls()  argument
412 	struct sd *sd = (struct sd *) gspca_dev;  in sd_init_controls()
413 	struct v4l2_ctrl_handler *hdl = &gspca_dev->ctrl_handler;  in sd_init_controls()
415 	gspca_dev->vdev.ctrl_handler = hdl;  in sd_init_controls()
420 	gspca_dev->autogain = v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,  in sd_init_controls()
422 	gspca_dev->exposure = v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,  in sd_init_controls()
425 	gspca_dev->gain = v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,  in sd_init_controls()
436 	v4l2_ctrl_auto_cluster(3, &gspca_dev->autogain, 0, false);  in sd_init_controls()
441 static int sd_start(struct gspca_dev *gspca_dev)  in sd_start()  argument
443 	struct sd *sd = (struct sd *) gspca_dev;  in sd_start()
447 	reg_w_var(gspca_dev, start_7311,  in sd_start()
449 	setcontrast(gspca_dev, v4l2_ctrl_g_ctrl(sd->contrast));  in sd_start()
450 	setgain(gspca_dev, v4l2_ctrl_g_ctrl(gspca_dev->gain));  in sd_start()
451 	setexposure(gspca_dev, v4l2_ctrl_g_ctrl(gspca_dev->exposure));  in sd_start()
452 	sethvflip(gspca_dev, v4l2_ctrl_g_ctrl(sd->hflip), 1);  in sd_start()
455 	switch (gspca_dev->cam.cam_mode[(int) gspca_dev->curr_mode].priv) {  in sd_start()
457 		reg_w(gspca_dev, 0xff, 0x01);  in sd_start()
458 		reg_w(gspca_dev, 0x17, 0x20);  in sd_start()
459 		reg_w(gspca_dev, 0x87, 0x10);  in sd_start()
462 		reg_w(gspca_dev, 0xff, 0x01);  in sd_start()
463 		reg_w(gspca_dev, 0x17, 0x30);  in sd_start()
464 		reg_w(gspca_dev, 0x87, 0x11);  in sd_start()
467 		reg_w(gspca_dev, 0xff, 0x01);  in sd_start()
468 		reg_w(gspca_dev, 0x17, 0x00);  in sd_start()
469 		reg_w(gspca_dev, 0x87, 0x12);  in sd_start()
478 	reg_w(gspca_dev, 0xff, 0x01);  in sd_start()
479 	reg_w(gspca_dev, 0x78, 0x05);  in sd_start()
481 	return gspca_dev->usb_err;  in sd_start()
484 static void sd_stopN(struct gspca_dev *gspca_dev)  in sd_stopN()  argument
486 	reg_w(gspca_dev, 0xff, 0x04);  in sd_stopN()
487 	reg_w(gspca_dev, 0x27, 0x80);  in sd_stopN()
488 	reg_w(gspca_dev, 0x28, 0xca);  in sd_stopN()
489 	reg_w(gspca_dev, 0x29, 0x53);  in sd_stopN()
490 	reg_w(gspca_dev, 0x2a, 0x0e);  in sd_stopN()
491 	reg_w(gspca_dev, 0xff, 0x01);  in sd_stopN()
492 	reg_w(gspca_dev, 0x3e, 0x20);  in sd_stopN()
493 	reg_w(gspca_dev, 0x78, 0x44); /* Bit_0=start stream, Bit_6=LED */  in sd_stopN()
494 	reg_w(gspca_dev, 0x78, 0x44); /* Bit_0=start stream, Bit_6=LED */  in sd_stopN()
495 	reg_w(gspca_dev, 0x78, 0x44); /* Bit_0=start stream, Bit_6=LED */  in sd_stopN()
498 static void do_autogain(struct gspca_dev *gspca_dev)  in do_autogain()  argument
500 	struct sd *sd = (struct sd *) gspca_dev;  in do_autogain()
512 	else if (gspca_coarse_grained_expo_autogain(gspca_dev, avg_lum,  in do_autogain()
545 static void pac_start_frame(struct gspca_dev *gspca_dev,  in pac_start_frame()  argument
550 	gspca_frame_add(gspca_dev, FIRST_PACKET,  in pac_start_frame()
558 	gspca_frame_add(gspca_dev, INTER_PACKET,  in pac_start_frame()
560 	gspca_frame_add(gspca_dev, INTER_PACKET,  in pac_start_frame()
565 static void sd_pkt_scan(struct gspca_dev *gspca_dev,  in sd_pkt_scan()  argument
569 	struct sd *sd = (struct sd *) gspca_dev;  in sd_pkt_scan()
573 	sof = pac_find_sof(gspca_dev, &sd->sof_read, data, len);  in sd_pkt_scan()
589 			gspca_dev->image_len += n;  in sd_pkt_scan()
592 			gspca_frame_add(gspca_dev, INTER_PACKET, data, n);  in sd_pkt_scan()
594 		image = gspca_dev->image;  in sd_pkt_scan()
596 		 && image[gspca_dev->image_len - 2] == 0xff  in sd_pkt_scan()
597 		 && image[gspca_dev->image_len - 1] == 0xd9)  in sd_pkt_scan()
598 			gspca_frame_add(gspca_dev, LAST_PACKET, NULL, 0);  in sd_pkt_scan()
605 		if (gspca_dev->last_packet_type == LAST_PACKET &&  in sd_pkt_scan()
613 		pac_start_frame(gspca_dev,  in sd_pkt_scan()
614 			gspca_dev->pixfmt.height, gspca_dev->pixfmt.width);  in sd_pkt_scan()
616 	gspca_frame_add(gspca_dev, INTER_PACKET, data, len);  in sd_pkt_scan()
620 static int sd_int_pkt_scan(struct gspca_dev *gspca_dev,  in sd_int_pkt_scan()  argument
638 			input_report_key(gspca_dev->input_dev, KEY_CAMERA, 1);  in sd_int_pkt_scan()
639 			input_sync(gspca_dev->input_dev);  in sd_int_pkt_scan()
640 			input_report_key(gspca_dev->input_dev, KEY_CAMERA, 0);  in sd_int_pkt_scan()
641 			input_sync(gspca_dev->input_dev);  in sd_int_pkt_scan()