29 	struct gspca_dev gspca_dev;  /* !! must be the first item */  member
68 static int sn9c2028_command(struct gspca_dev *gspca_dev, u8 *command)  in sn9c2028_command()  argument
72 	gspca_dbg(gspca_dev, D_USBO, "sending command %02x%02x%02x%02x%02x%02x\n",  in sn9c2028_command()
76 	memcpy(gspca_dev->usb_buf, command, 6);  in sn9c2028_command()
77 	rc = usb_control_msg(gspca_dev->dev,  in sn9c2028_command()
78 			usb_sndctrlpipe(gspca_dev->dev, 0),  in sn9c2028_command()
81 			2, 0, gspca_dev->usb_buf, 6, 500);  in sn9c2028_command()
84 		       gspca_dev->usb_buf[0], rc);  in sn9c2028_command()
91 static int sn9c2028_read1(struct gspca_dev *gspca_dev)  in sn9c2028_read1()  argument
95 	rc = usb_control_msg(gspca_dev->dev,  in sn9c2028_read1()
96 			usb_rcvctrlpipe(gspca_dev->dev, 0),  in sn9c2028_read1()
99 			1, 0, gspca_dev->usb_buf, 1, 500);  in sn9c2028_read1()
104 	gspca_dbg(gspca_dev, D_USBI, "read1 response %02x\n",  in sn9c2028_read1()
105 		  gspca_dev->usb_buf[0]);  in sn9c2028_read1()
106 	return gspca_dev->usb_buf[0];  in sn9c2028_read1()
109 static int sn9c2028_read4(struct gspca_dev *gspca_dev, u8 *reading)  in sn9c2028_read4()  argument
112 	rc = usb_control_msg(gspca_dev->dev,  in sn9c2028_read4()
113 			usb_rcvctrlpipe(gspca_dev->dev, 0),  in sn9c2028_read4()
116 			4, 0, gspca_dev->usb_buf, 4, 500);  in sn9c2028_read4()
121 	memcpy(reading, gspca_dev->usb_buf, 4);  in sn9c2028_read4()
122 	gspca_dbg(gspca_dev, D_USBI, "read4 response %02x%02x%02x%02x\n",  in sn9c2028_read4()
127 static int sn9c2028_long_command(struct gspca_dev *gspca_dev, u8 *command)  in sn9c2028_long_command()  argument
132 	status = sn9c2028_command(gspca_dev, command);  in sn9c2028_long_command()
138 		status = sn9c2028_read1(gspca_dev);  in sn9c2028_long_command()
145 	status = sn9c2028_read4(gspca_dev, reading);  in sn9c2028_long_command()
151 	status = sn9c2028_read1(gspca_dev);  in sn9c2028_long_command()
158 static int sn9c2028_short_command(struct gspca_dev *gspca_dev, u8 *command)  in sn9c2028_short_command()  argument
162 	err_code = sn9c2028_command(gspca_dev, command);  in sn9c2028_short_command()
166 	err_code = sn9c2028_read1(gspca_dev);  in sn9c2028_short_command()
174 static int sd_config(struct gspca_dev *gspca_dev,  in sd_config()  argument
177 	struct sd *sd = (struct sd *) gspca_dev;  in sd_config()
178 	struct cam *cam = &gspca_dev->cam;  in sd_config()
180 	gspca_dbg(gspca_dev, D_PROBE, "SN9C2028 camera detected (vid/pid 0x%04X:0x%04X)\n",  in sd_config()
187 		gspca_dbg(gspca_dev, D_PROBE, "Genius Smart 300 camera\n");  in sd_config()
190 		gspca_dbg(gspca_dev, D_PROBE, "Genius Videocam Live v2\n");  in sd_config()
193 		gspca_dbg(gspca_dev, D_PROBE, "DC31VC\n");  in sd_config()
196 		gspca_dbg(gspca_dev, D_PROBE, "Spy camera\n");  in sd_config()
199 		gspca_dbg(gspca_dev, D_PROBE, "CIF camera\n");  in sd_config()
202 		gspca_dbg(gspca_dev, D_PROBE, "Mini-Shotz ms-350 camera\n");  in sd_config()
205 		gspca_dbg(gspca_dev, D_PROBE, "Vivitar 3350b type camera\n");  in sd_config()
225 static int sd_init(struct gspca_dev *gspca_dev)  in sd_init()  argument
229 	sn9c2028_read1(gspca_dev);  in sd_init()
230 	sn9c2028_read1(gspca_dev);  in sd_init()
231 	status = sn9c2028_read1(gspca_dev);  in sd_init()
236 static int run_start_commands(struct gspca_dev *gspca_dev,  in run_start_commands()  argument
244 			err_code = sn9c2028_long_command(gspca_dev,  in run_start_commands()
248 			err_code = sn9c2028_short_command(gspca_dev,  in run_start_commands()
252 			err_code = sn9c2028_command(gspca_dev,  in run_start_commands()
262 static void set_gain(struct gspca_dev *gspca_dev, s32 g)  in set_gain()  argument
264 	struct sd *sd = (struct sd *) gspca_dev;  in set_gain()
270 	if (!gspca_dev->streaming)  in set_gain()
276 		run_start_commands(gspca_dev, genius_vcam_live_gain_cmds,  in set_gain()
286 	struct gspca_dev *gspca_dev =  in sd_s_ctrl()  local
287 		container_of(ctrl->handler, struct gspca_dev, ctrl_handler);  in sd_s_ctrl()
288 	struct sd *sd = (struct sd *)gspca_dev;  in sd_s_ctrl()
290 	gspca_dev->usb_err = 0;  in sd_s_ctrl()
292 	if (!gspca_dev->streaming)  in sd_s_ctrl()
298 		set_gain(gspca_dev, ctrl->val);  in sd_s_ctrl()
302 		set_gain(gspca_dev, sd->gain->val);  in sd_s_ctrl()
305 	return gspca_dev->usb_err;  in sd_s_ctrl()
313 static int sd_init_controls(struct gspca_dev *gspca_dev)  in sd_init_controls()  argument
315 	struct v4l2_ctrl_handler *hdl = &gspca_dev->ctrl_handler;  in sd_init_controls()
316 	struct sd *sd = (struct sd *)gspca_dev;  in sd_init_controls()
318 	gspca_dev->vdev.ctrl_handler = hdl;  in sd_init_controls()
334 static int start_spy_cam(struct gspca_dev *gspca_dev)  in start_spy_cam()  argument
395 	return run_start_commands(gspca_dev, spy_start_commands,  in start_spy_cam()
399 static int start_cif_cam(struct gspca_dev *gspca_dev)  in start_cif_cam()  argument
472 	return run_start_commands(gspca_dev, cif_start_commands,  in start_cif_cam()
476 static int start_ms350_cam(struct gspca_dev *gspca_dev)  in start_ms350_cam()  argument
540 	return run_start_commands(gspca_dev, ms350_start_commands,  in start_ms350_cam()
544 static int start_genius_cam(struct gspca_dev *gspca_dev)  in start_genius_cam()  argument
612 	return run_start_commands(gspca_dev, genius_start_commands,  in start_genius_cam()
616 static int start_genius_videocam_live(struct gspca_dev *gspca_dev)  in start_genius_videocam_live()  argument
619 	struct sd *sd = (struct sd *) gspca_dev;  in start_genius_videocam_live()
718 	r = run_start_commands(gspca_dev, genius_vcam_live_start_commands,  in start_genius_videocam_live()
724 		set_gain(gspca_dev, v4l2_ctrl_g_ctrl(sd->gain));  in start_genius_videocam_live()
729 static int start_vivitar_cam(struct gspca_dev *gspca_dev)  in start_vivitar_cam()  argument
807 	return run_start_commands(gspca_dev, vivitar_start_commands,  in start_vivitar_cam()
811 static int sd_start(struct gspca_dev *gspca_dev)  in sd_start()  argument
813 	struct sd *sd = (struct sd *) gspca_dev;  in sd_start()
820 		err_code = start_genius_cam(gspca_dev);  in sd_start()
823 		err_code = start_genius_videocam_live(gspca_dev);  in sd_start()
826 		err_code = start_spy_cam(gspca_dev);  in sd_start()
829 		err_code = start_cif_cam(gspca_dev);  in sd_start()
832 		err_code = start_ms350_cam(gspca_dev);  in sd_start()
835 		err_code = start_vivitar_cam(gspca_dev);  in sd_start()
847 static void sd_stopN(struct gspca_dev *gspca_dev)  in sd_stopN()  argument
852 	result = sn9c2028_read1(gspca_dev);  in sd_stopN()
854 		gspca_err(gspca_dev, "Camera Stop read failed\n");  in sd_stopN()
858 	result = sn9c2028_command(gspca_dev, data);  in sd_stopN()
860 		gspca_err(gspca_dev, "Camera Stop command failed\n");  in sd_stopN()
863 static void do_autogain(struct gspca_dev *gspca_dev, int avg_lum)  in do_autogain()  argument
865 	struct sd *sd = (struct sd *) gspca_dev;  in do_autogain()
886 static void sd_dqcallback(struct gspca_dev *gspca_dev)  in sd_dqcallback()  argument
888 	struct sd *sd = (struct sd *) gspca_dev;  in sd_dqcallback()
893 	do_autogain(gspca_dev, sd->avg_lum);  in sd_dqcallback()
899 static void sd_pkt_scan(struct gspca_dev *gspca_dev,  in sd_pkt_scan()  argument
905 	sof = sn9c2028_find_sof(gspca_dev, data, len);  in sd_pkt_scan()
915 		gspca_frame_add(gspca_dev, LAST_PACKET, data, n);  in sd_pkt_scan()
917 		gspca_frame_add(gspca_dev, FIRST_PACKET,  in sd_pkt_scan()
922 	gspca_frame_add(gspca_dev, INTER_PACKET, data, len);  in sd_pkt_scan()