33 	struct gspca_dev gspca_dev;  /* !! must be the first item */  member
72 static int sn9c2028_command(struct gspca_dev *gspca_dev, u8 *command)  in sn9c2028_command()  argument
79 	memcpy(gspca_dev->usb_buf, command, 6);  in sn9c2028_command()
80 	rc = usb_control_msg(gspca_dev->dev,  in sn9c2028_command()
81 			usb_sndctrlpipe(gspca_dev->dev, 0),  in sn9c2028_command()
84 			2, 0, gspca_dev->usb_buf, 6, 500);  in sn9c2028_command()
87 		       gspca_dev->usb_buf[0], rc);  in sn9c2028_command()
94 static int sn9c2028_read1(struct gspca_dev *gspca_dev)  in sn9c2028_read1()  argument
98 	rc = usb_control_msg(gspca_dev->dev,  in sn9c2028_read1()
99 			usb_rcvctrlpipe(gspca_dev->dev, 0),  in sn9c2028_read1()
102 			1, 0, gspca_dev->usb_buf, 1, 500);  in sn9c2028_read1()
107 	PDEBUG(D_USBI, "read1 response %02x", gspca_dev->usb_buf[0]);  in sn9c2028_read1()
108 	return gspca_dev->usb_buf[0];  in sn9c2028_read1()
111 static int sn9c2028_read4(struct gspca_dev *gspca_dev, u8 *reading)  in sn9c2028_read4()  argument
114 	rc = usb_control_msg(gspca_dev->dev,  in sn9c2028_read4()
115 			usb_rcvctrlpipe(gspca_dev->dev, 0),  in sn9c2028_read4()
118 			4, 0, gspca_dev->usb_buf, 4, 500);  in sn9c2028_read4()
123 	memcpy(reading, gspca_dev->usb_buf, 4);  in sn9c2028_read4()
129 static int sn9c2028_long_command(struct gspca_dev *gspca_dev, u8 *command)  in sn9c2028_long_command()  argument
134 	status = sn9c2028_command(gspca_dev, command);  in sn9c2028_long_command()
140 		status = sn9c2028_read1(gspca_dev);  in sn9c2028_long_command()
147 	status = sn9c2028_read4(gspca_dev, reading);  in sn9c2028_long_command()
153 	status = sn9c2028_read1(gspca_dev);  in sn9c2028_long_command()
160 static int sn9c2028_short_command(struct gspca_dev *gspca_dev, u8 *command)  in sn9c2028_short_command()  argument
164 	err_code = sn9c2028_command(gspca_dev, command);  in sn9c2028_short_command()
168 	err_code = sn9c2028_read1(gspca_dev);  in sn9c2028_short_command()
176 static int sd_config(struct gspca_dev *gspca_dev,  in sd_config()  argument
179 	struct sd *sd = (struct sd *) gspca_dev;  in sd_config()
180 	struct cam *cam = &gspca_dev->cam;  in sd_config()
227 static int sd_init(struct gspca_dev *gspca_dev)  in sd_init()  argument
231 	sn9c2028_read1(gspca_dev);  in sd_init()
232 	sn9c2028_read1(gspca_dev);  in sd_init()
233 	status = sn9c2028_read1(gspca_dev);  in sd_init()
238 static int run_start_commands(struct gspca_dev *gspca_dev,  in run_start_commands()  argument
246 			err_code = sn9c2028_long_command(gspca_dev,  in run_start_commands()
250 			err_code = sn9c2028_short_command(gspca_dev,  in run_start_commands()
254 			err_code = sn9c2028_command(gspca_dev,  in run_start_commands()
264 static void set_gain(struct gspca_dev *gspca_dev, s32 g)  in set_gain()  argument
266 	struct sd *sd = (struct sd *) gspca_dev;  in set_gain()
272 	if (!gspca_dev->streaming)  in set_gain()
278 		run_start_commands(gspca_dev, genius_vcam_live_gain_cmds,  in set_gain()
288 	struct gspca_dev *gspca_dev =  in sd_s_ctrl()  local
289 		container_of(ctrl->handler, struct gspca_dev, ctrl_handler);  in sd_s_ctrl()
290 	struct sd *sd = (struct sd *)gspca_dev;  in sd_s_ctrl()
292 	gspca_dev->usb_err = 0;  in sd_s_ctrl()
294 	if (!gspca_dev->streaming)  in sd_s_ctrl()
300 		set_gain(gspca_dev, ctrl->val);  in sd_s_ctrl()
304 		set_gain(gspca_dev, sd->gain->val);  in sd_s_ctrl()
307 	return gspca_dev->usb_err;  in sd_s_ctrl()
315 static int sd_init_controls(struct gspca_dev *gspca_dev)  in sd_init_controls()  argument
317 	struct v4l2_ctrl_handler *hdl = &gspca_dev->ctrl_handler;  in sd_init_controls()
318 	struct sd *sd = (struct sd *)gspca_dev;  in sd_init_controls()
320 	gspca_dev->vdev.ctrl_handler = hdl;  in sd_init_controls()
336 static int start_spy_cam(struct gspca_dev *gspca_dev)  in start_spy_cam()  argument
397 	return run_start_commands(gspca_dev, spy_start_commands,  in start_spy_cam()
401 static int start_cif_cam(struct gspca_dev *gspca_dev)  in start_cif_cam()  argument
474 	return run_start_commands(gspca_dev, cif_start_commands,  in start_cif_cam()
478 static int start_ms350_cam(struct gspca_dev *gspca_dev)  in start_ms350_cam()  argument
542 	return run_start_commands(gspca_dev, ms350_start_commands,  in start_ms350_cam()
546 static int start_genius_cam(struct gspca_dev *gspca_dev)  in start_genius_cam()  argument
614 	return run_start_commands(gspca_dev, genius_start_commands,  in start_genius_cam()
618 static int start_genius_videocam_live(struct gspca_dev *gspca_dev)  in start_genius_videocam_live()  argument
621 	struct sd *sd = (struct sd *) gspca_dev;  in start_genius_videocam_live()
720 	r = run_start_commands(gspca_dev, genius_vcam_live_start_commands,  in start_genius_videocam_live()
726 		set_gain(gspca_dev, v4l2_ctrl_g_ctrl(sd->gain));  in start_genius_videocam_live()
731 static int start_vivitar_cam(struct gspca_dev *gspca_dev)  in start_vivitar_cam()  argument
809 	return run_start_commands(gspca_dev, vivitar_start_commands,  in start_vivitar_cam()
813 static int sd_start(struct gspca_dev *gspca_dev)  in sd_start()  argument
815 	struct sd *sd = (struct sd *) gspca_dev;  in sd_start()
822 		err_code = start_genius_cam(gspca_dev);  in sd_start()
825 		err_code = start_genius_videocam_live(gspca_dev);  in sd_start()
828 		err_code = start_spy_cam(gspca_dev);  in sd_start()
831 		err_code = start_cif_cam(gspca_dev);  in sd_start()
834 		err_code = start_ms350_cam(gspca_dev);  in sd_start()
837 		err_code = start_vivitar_cam(gspca_dev);  in sd_start()
849 static void sd_stopN(struct gspca_dev *gspca_dev)  in sd_stopN()  argument
854 	result = sn9c2028_read1(gspca_dev);  in sd_stopN()
860 	result = sn9c2028_command(gspca_dev, data);  in sd_stopN()
865 static void do_autogain(struct gspca_dev *gspca_dev, int avg_lum)  in do_autogain()  argument
867 	struct sd *sd = (struct sd *) gspca_dev;  in do_autogain()
888 static void sd_dqcallback(struct gspca_dev *gspca_dev)  in sd_dqcallback()  argument
890 	struct sd *sd = (struct sd *) gspca_dev;  in sd_dqcallback()
895 	do_autogain(gspca_dev, sd->avg_lum);  in sd_dqcallback()
901 static void sd_pkt_scan(struct gspca_dev *gspca_dev,  in sd_pkt_scan()  argument
907 	sof = sn9c2028_find_sof(gspca_dev, data, len);  in sd_pkt_scan()
917 		gspca_frame_add(gspca_dev, LAST_PACKET, data, n);  in sd_pkt_scan()
919 		gspca_frame_add(gspca_dev, FIRST_PACKET,  in sd_pkt_scan()
924 	gspca_frame_add(gspca_dev, INTER_PACKET, data, len);  in sd_pkt_scan()