73 	struct gspca_dev gspca_dev;  /* !! must be the first item */  member
92 static void sd_stopN(struct gspca_dev *gspca_dev);
123 static int mr_write(struct gspca_dev *gspca_dev, int len)  in mr_write()  argument
127 	rc = usb_bulk_msg(gspca_dev->dev,  in mr_write()
128 			  usb_sndbulkpipe(gspca_dev->dev, 4),  in mr_write()
129 			  gspca_dev->usb_buf, len, NULL, 500);  in mr_write()
132 		       gspca_dev->usb_buf[0], rc);  in mr_write()
137 static int mr_read(struct gspca_dev *gspca_dev, int len)  in mr_read()  argument
141 	rc = usb_bulk_msg(gspca_dev->dev,  in mr_read()
142 			  usb_rcvbulkpipe(gspca_dev->dev, 3),  in mr_read()
143 			  gspca_dev->usb_buf, len, NULL, 500);  in mr_read()
146 		       gspca_dev->usb_buf[0], rc);  in mr_read()
150 static int sensor_write_reg(struct gspca_dev *gspca_dev, u8 reg, u8 flags,  in sensor_write_reg()  argument
153 	gspca_dev->usb_buf[0] = 0x1f;  in sensor_write_reg()
154 	gspca_dev->usb_buf[1] = flags;  in sensor_write_reg()
155 	gspca_dev->usb_buf[2] = reg;  in sensor_write_reg()
156 	memcpy(gspca_dev->usb_buf + 3, data, len);  in sensor_write_reg()
158 	return mr_write(gspca_dev, len + 3);  in sensor_write_reg()
161 static int sensor_write_regs(struct gspca_dev *gspca_dev,  in sensor_write_regs()  argument
167 		rc = sensor_write_reg(gspca_dev, data[i].reg, data[i].flags,  in sensor_write_regs()
176 static int sensor_write1(struct gspca_dev *gspca_dev, u8 reg, u8 data)  in sensor_write1()  argument
178 	struct sd *sd = (struct sd *) gspca_dev;  in sensor_write1()
184 		rc = sensor_write_reg(gspca_dev, reg, 0x01, &buf, 1);  in sensor_write1()
187 		rc = sensor_write_reg(gspca_dev, reg, 0x00, &buf, 1);  in sensor_write1()
194 	rc = sensor_write_reg(gspca_dev, confirm_reg, 0x00, &buf, 1);  in sensor_write1()
201 static int cam_get_response16(struct gspca_dev *gspca_dev, u8 reg, int verbose)  in cam_get_response16()  argument
205 	gspca_dev->usb_buf[0] = reg;  in cam_get_response16()
206 	err_code = mr_write(gspca_dev, 1);  in cam_get_response16()
210 	err_code = mr_read(gspca_dev, 16);  in cam_get_response16()
215 		gspca_dbg(gspca_dev, D_PROBE, "Register: %02x reads %02x%02x%02x\n",  in cam_get_response16()
217 			  gspca_dev->usb_buf[0],  in cam_get_response16()
218 			  gspca_dev->usb_buf[1],  in cam_get_response16()
219 			  gspca_dev->usb_buf[2]);  in cam_get_response16()
224 static int zero_the_pointer(struct gspca_dev *gspca_dev)  in zero_the_pointer()  argument
226 	__u8 *data = gspca_dev->usb_buf;  in zero_the_pointer()
231 	err_code = cam_get_response16(gspca_dev, 0x21, 0);  in zero_the_pointer()
237 	err_code = mr_write(gspca_dev, 2);  in zero_the_pointer()
241 	err_code = cam_get_response16(gspca_dev, 0x21, 0);  in zero_the_pointer()
247 	err_code = mr_write(gspca_dev, 2);  in zero_the_pointer()
251 	err_code = cam_get_response16(gspca_dev, 0x21, 0);  in zero_the_pointer()
257 	err_code = mr_write(gspca_dev, 2);  in zero_the_pointer()
261 	err_code = cam_get_response16(gspca_dev, 0x21, 0);  in zero_the_pointer()
267 	err_code = mr_write(gspca_dev, 2);  in zero_the_pointer()
272 		err_code = cam_get_response16(gspca_dev, 0x21, 0);  in zero_the_pointer()
279 		gspca_err(gspca_dev, "status is %02x\n", status);  in zero_the_pointer()
285 		err_code = mr_write(gspca_dev, 2);  in zero_the_pointer()
289 		err_code = cam_get_response16(gspca_dev, 0x21, 0);  in zero_the_pointer()
297 	err_code = mr_write(gspca_dev, 1);  in zero_the_pointer()
301 	err_code = mr_read(gspca_dev, 16);  in zero_the_pointer()
308 static int stream_start(struct gspca_dev *gspca_dev)  in stream_start()  argument
310 	gspca_dev->usb_buf[0] = 0x01;  in stream_start()
311 	gspca_dev->usb_buf[1] = 0x01;  in stream_start()
312 	return mr_write(gspca_dev, 2);  in stream_start()
315 static void stream_stop(struct gspca_dev *gspca_dev)  in stream_stop()  argument
317 	gspca_dev->usb_buf[0] = 0x01;  in stream_stop()
318 	gspca_dev->usb_buf[1] = 0x00;  in stream_stop()
319 	if (mr_write(gspca_dev, 2) < 0)  in stream_stop()
320 		gspca_err(gspca_dev, "Stream Stop failed\n");  in stream_stop()
323 static void lcd_stop(struct gspca_dev *gspca_dev)  in lcd_stop()  argument
325 	gspca_dev->usb_buf[0] = 0x19;  in lcd_stop()
326 	gspca_dev->usb_buf[1] = 0x54;  in lcd_stop()
327 	if (mr_write(gspca_dev, 2) < 0)  in lcd_stop()
328 		gspca_err(gspca_dev, "LCD Stop failed\n");  in lcd_stop()
331 static int isoc_enable(struct gspca_dev *gspca_dev)  in isoc_enable()  argument
333 	gspca_dev->usb_buf[0] = 0x00;  in isoc_enable()
334 	gspca_dev->usb_buf[1] = 0x4d;  /* ISOC transferring enable... */  in isoc_enable()
335 	return mr_write(gspca_dev, 2);  in isoc_enable()
339 static int sd_config(struct gspca_dev *gspca_dev,  in sd_config()  argument
342 	struct sd *sd = (struct sd *) gspca_dev;  in sd_config()
346 	cam = &gspca_dev->cam;  in sd_config()
359 	err_code = zero_the_pointer(gspca_dev);  in sd_config()
363 	err_code = stream_start(gspca_dev);  in sd_config()
368 	err_code = cam_get_response16(gspca_dev, 0x07, 1);  in sd_config()
396 		switch (gspca_dev->usb_buf[0]) {  in sd_config()
405 			       gspca_dev->usb_buf[1]);  in sd_config()
408 		gspca_dbg(gspca_dev, D_PROBE, "MR97310A CIF camera detected, sensor: %d\n",  in sd_config()
435 		if (gspca_dev->usb_buf[0] == 0x01) {  in sd_config()
437 		} else if ((gspca_dev->usb_buf[0] != 0x03) &&  in sd_config()
438 					(gspca_dev->usb_buf[0] != 0x04)) {  in sd_config()
440 			       gspca_dev->usb_buf[0]);  in sd_config()
445 		if ((gspca_dev->usb_buf[0] == 0x03) &&  in sd_config()
446 					(gspca_dev->usb_buf[1] == 0x50))  in sd_config()
448 		if (gspca_dev->usb_buf[0] == 0x04) {  in sd_config()
450 			switch (gspca_dev->usb_buf[1]) {  in sd_config()
453 				gspca_dbg(gspca_dev, D_PROBE, "sensor_type corrected to 0\n");  in sd_config()
460 				       gspca_dev->usb_buf[1]);  in sd_config()
465 		gspca_dbg(gspca_dev, D_PROBE, "MR97310A VGA camera detected, sensor: %d\n",  in sd_config()
469 	sd_stopN(gspca_dev);  in sd_config()
473 		gspca_dbg(gspca_dev, D_PROBE, "Forcing sensor type to: %d\n",  in sd_config()
481 static int sd_init(struct gspca_dev *gspca_dev)  in sd_init()  argument
486 static int start_cif_cam(struct gspca_dev *gspca_dev)  in start_cif_cam()  argument
488 	struct sd *sd = (struct sd *) gspca_dev;  in start_cif_cam()
489 	__u8 *data = gspca_dev->usb_buf;  in start_cif_cam()
511 	switch (gspca_dev->pixfmt.width) {  in start_cif_cam()
532 	err_code = mr_write(gspca_dev, 11);  in start_cif_cam()
555 		err_code = sensor_write_regs(gspca_dev, cif_sensor0_init_data,  in start_cif_cam()
577 		gspca_dev->usb_buf[0] = 0x0a;  in start_cif_cam()
578 		gspca_dev->usb_buf[1] = 0x00;  in start_cif_cam()
579 		err_code = mr_write(gspca_dev, 2);  in start_cif_cam()
582 		err_code = sensor_write_regs(gspca_dev, cif_sensor1_init_data,  in start_cif_cam()
588 static int start_vga_cam(struct gspca_dev *gspca_dev)  in start_vga_cam()  argument
590 	struct sd *sd = (struct sd *) gspca_dev;  in start_vga_cam()
591 	__u8 *data = gspca_dev->usb_buf;  in start_vga_cam()
608 	switch (gspca_dev->pixfmt.width) {  in start_vga_cam()
642 	err_code = mr_write(gspca_dev, 11);  in start_vga_cam()
655 		err_code = sensor_write_regs(gspca_dev, vga_sensor0_init_data,  in start_vga_cam()
684 			err_code = sensor_write_regs(gspca_dev, color_adj,  in start_vga_cam()
687 			err_code = sensor_write_regs(gspca_dev, color_no_adj,  in start_vga_cam()
693 		err_code = sensor_write_regs(gspca_dev, vga_sensor1_init_data,  in start_vga_cam()
735 		err_code = sensor_write_regs(gspca_dev, vga_sensor2_init_data,  in start_vga_cam()
741 static int sd_start(struct gspca_dev *gspca_dev)  in sd_start()  argument
743 	struct sd *sd = (struct sd *) gspca_dev;  in sd_start()
752 	err_code = zero_the_pointer(gspca_dev);  in sd_start()
756 	err_code = stream_start(gspca_dev);  in sd_start()
761 		err_code = start_cif_cam(gspca_dev);  in sd_start()
763 		err_code = start_vga_cam(gspca_dev);  in sd_start()
768 	return isoc_enable(gspca_dev);  in sd_start()
771 static void sd_stopN(struct gspca_dev *gspca_dev)  in sd_stopN()  argument
773 	struct sd *sd = (struct sd *) gspca_dev;  in sd_stopN()
775 	stream_stop(gspca_dev);  in sd_stopN()
777 	zero_the_pointer(gspca_dev);  in sd_stopN()
779 		lcd_stop(gspca_dev);  in sd_stopN()
782 static void setbrightness(struct gspca_dev *gspca_dev, s32 val)  in setbrightness()  argument
784 	struct sd *sd = (struct sd *) gspca_dev;  in setbrightness()
797 		sensor_write1(gspca_dev, sign_reg, 0x00);  in setbrightness()
799 		sensor_write1(gspca_dev, sign_reg, 0x01);  in setbrightness()
806 	sensor_write1(gspca_dev, value_reg, val);  in setbrightness()
809 static void setexposure(struct gspca_dev *gspca_dev, s32 expo, s32 min_clockdiv)  in setexposure()  argument
811 	struct sd *sd = (struct sd *) gspca_dev;  in setexposure()
819 		sensor_write1(gspca_dev, 3, exposure >> 4);  in setexposure()
820 		sensor_write1(gspca_dev, 4, exposure & 0x0f);  in setexposure()
824 		sensor_write1(gspca_dev, 3, exposure >> 8);  in setexposure()
825 		sensor_write1(gspca_dev, 4, exposure & 0xff);  in setexposure()
837 		if (clockdiv < min_clockdiv && gspca_dev->pixfmt.width >= 320)  in setexposure()
856 		sensor_write_reg(gspca_dev, 0x0e, 0, buf, 2);  in setexposure()
857 		sensor_write1(gspca_dev, 0x02, clockdiv);  in setexposure()
861 static void setgain(struct gspca_dev *gspca_dev, s32 val)  in setgain()  argument
863 	struct sd *sd = (struct sd *) gspca_dev;  in setgain()
867 		sensor_write1(gspca_dev, 0x0e, val);  in setgain()
870 			sensor_write1(gspca_dev, gainreg, val >> 8);  in setgain()
871 			sensor_write1(gspca_dev, gainreg + 1, val & 0xff);  in setgain()
874 		sensor_write1(gspca_dev, 0x10, val);  in setgain()
877 static void setcontrast(struct gspca_dev *gspca_dev, s32 val)  in setcontrast()  argument
879 	sensor_write1(gspca_dev, 0x1c, val);  in setcontrast()
884 	struct gspca_dev *gspca_dev =  in sd_s_ctrl()  local
885 		container_of(ctrl->handler, struct gspca_dev, ctrl_handler);  in sd_s_ctrl()
886 	struct sd *sd = (struct sd *)gspca_dev;  in sd_s_ctrl()
888 	gspca_dev->usb_err = 0;  in sd_s_ctrl()
890 	if (!gspca_dev->streaming)  in sd_s_ctrl()
895 		setbrightness(gspca_dev, ctrl->val);  in sd_s_ctrl()
898 		setcontrast(gspca_dev, ctrl->val);  in sd_s_ctrl()
901 		setexposure(gspca_dev, sd->exposure->val,  in sd_s_ctrl()
905 		setgain(gspca_dev, ctrl->val);  in sd_s_ctrl()
908 	return gspca_dev->usb_err;  in sd_s_ctrl()
915 static int sd_init_controls(struct gspca_dev *gspca_dev)  in sd_init_controls()  argument
917 	struct sd *sd = (struct sd *)gspca_dev;  in sd_init_controls()
918 	struct v4l2_ctrl_handler *hdl = &gspca_dev->ctrl_handler;  in sd_init_controls()
937 	gspca_dev->vdev.ctrl_handler = hdl;  in sd_init_controls()
1009 static void sd_pkt_scan(struct gspca_dev *gspca_dev,  in sd_pkt_scan()  argument
1013 	struct sd *sd = (struct sd *) gspca_dev;  in sd_pkt_scan()
1016 	sof = pac_find_sof(gspca_dev, &sd->sof_read, data, len);  in sd_pkt_scan()
1026 		gspca_frame_add(gspca_dev, LAST_PACKET,  in sd_pkt_scan()
1029 		gspca_frame_add(gspca_dev, FIRST_PACKET,  in sd_pkt_scan()
1034 	gspca_frame_add(gspca_dev, INTER_PACKET, data, len);  in sd_pkt_scan()