37 	struct gspca_dev gspca_dev;	/* !! must be the first item */  member
58 static int command(struct gspca_dev *gspca_dev,  in command()  argument
66 	memcpy(gspca_dev->usb_buf, order_values[order], 12);  in command()
67 	return usb_control_msg(gspca_dev->dev,  in command()
68 			usb_sndctrlpipe(gspca_dev->dev, 0),  in command()
71 			USB_RECIP_INTERFACE, 0, 0, gspca_dev->usb_buf,  in command()
86 	struct gspca_dev *gspca_dev = &dev->gspca_dev;  in dostream()  local
87 	struct urb *urb = gspca_dev->urb[0];  in dostream()
92 	gspca_dbg(gspca_dev, D_STREAM, "dostream started\n");  in dostream()
96 	while (gspca_dev->present && gspca_dev->streaming) {  in dostream()
98 		if (gspca_dev->frozen)  in dostream()
103 		mutex_lock(&gspca_dev->usb_lock);  in dostream()
104 		ret = command(gspca_dev, 1);  in dostream()
105 		mutex_unlock(&gspca_dev->usb_lock);  in dostream()
109 		if (gspca_dev->frozen)  in dostream()
112 		if (!gspca_dev->present || !gspca_dev->streaming)  in dostream()
117 			ret = usb_bulk_msg(gspca_dev->dev,  in dostream()
128 			if (gspca_dev->frozen)  in dostream()
131 			if (!gspca_dev->present || !gspca_dev->streaming)  in dostream()
143 				gspca_frame_add(gspca_dev, LAST_PACKET,  in dostream()
149 			gspca_frame_add(gspca_dev,  in dostream()
150 					gspca_dev->last_packet_type  in dostream()
163 	gspca_dbg(gspca_dev, D_STREAM, "dostream stopped\n");  in dostream()
167 static int sd_config(struct gspca_dev *gspca_dev,  in sd_config()  argument
170 	struct usb_fpix *dev = (struct usb_fpix *) gspca_dev;  in sd_config()
171 	struct cam *cam = &gspca_dev->cam;  in sd_config()
184 static int sd_init(struct gspca_dev *gspca_dev)  in sd_init()  argument
190 static int sd_start(struct gspca_dev *gspca_dev)  in sd_start()  argument
192 	struct usb_fpix *dev = (struct usb_fpix *) gspca_dev;  in sd_start()
196 	ret = command(gspca_dev, 0);  in sd_start()
204 	ret = usb_bulk_msg(gspca_dev->dev,  in sd_start()
205 			gspca_dev->urb[0]->pipe,  in sd_start()
206 			gspca_dev->urb[0]->transfer_buffer,  in sd_start()
215 	ret = command(gspca_dev, 1);  in sd_start()
222 	usb_clear_halt(gspca_dev->dev, gspca_dev->urb[0]->pipe);  in sd_start()
231 static void sd_stop0(struct gspca_dev *gspca_dev)  in sd_stop0()  argument
233 	struct usb_fpix *dev = (struct usb_fpix *) gspca_dev;  in sd_stop0()
236 	mutex_unlock(&gspca_dev->usb_lock);  in sd_stop0()
238 	mutex_lock(&gspca_dev->usb_lock);  in sd_stop0()