65 	struct gspca_dev gspca_dev;		/* !! must be the first item */  member
100 static void pac207_write_regs(struct gspca_dev *gspca_dev, u16 index,  in pac207_write_regs()  argument
103 	struct usb_device *udev = gspca_dev->dev;  in pac207_write_regs()
106 	if (gspca_dev->usb_err < 0)  in pac207_write_regs()
109 	memcpy(gspca_dev->usb_buf, buffer, length);  in pac207_write_regs()
114 			gspca_dev->usb_buf, length, PAC207_CTRL_TIMEOUT);  in pac207_write_regs()
118 		gspca_dev->usb_err = err;  in pac207_write_regs()
122 static void pac207_write_reg(struct gspca_dev *gspca_dev, u16 index, u16 value)  in pac207_write_reg()  argument
124 	struct usb_device *udev = gspca_dev->dev;  in pac207_write_reg()
127 	if (gspca_dev->usb_err < 0)  in pac207_write_reg()
136 		gspca_dev->usb_err = err;  in pac207_write_reg()
140 static int pac207_read_reg(struct gspca_dev *gspca_dev, u16 index)  in pac207_read_reg()  argument
142 	struct usb_device *udev = gspca_dev->dev;  in pac207_read_reg()
145 	if (gspca_dev->usb_err < 0)  in pac207_read_reg()
151 			gspca_dev->usb_buf, 1, PAC207_CTRL_TIMEOUT);  in pac207_read_reg()
155 		gspca_dev->usb_err = res;  in pac207_read_reg()
159 	return gspca_dev->usb_buf[0];  in pac207_read_reg()
163 static int sd_config(struct gspca_dev *gspca_dev,  in sd_config()  argument
169 	idreg[0] = pac207_read_reg(gspca_dev, 0x0000);  in sd_config()
170 	idreg[1] = pac207_read_reg(gspca_dev, 0x0001);  in sd_config()
185 	cam = &gspca_dev->cam;  in sd_config()
193 static int sd_init(struct gspca_dev *gspca_dev)  in sd_init()  argument
202 	pac207_write_reg(gspca_dev, 0x41, mode);  in sd_init()
203 	pac207_write_reg(gspca_dev, 0x0f, 0x00); /* Power Control */  in sd_init()
205 	return gspca_dev->usb_err;  in sd_init()
208 static void setcontrol(struct gspca_dev *gspca_dev, u16 reg, u16 val)  in setcontrol()  argument
210 	pac207_write_reg(gspca_dev, reg, val);  in setcontrol()
211 	pac207_write_reg(gspca_dev, 0x13, 0x01);	/* Bit 0, auto clear */  in setcontrol()
212 	pac207_write_reg(gspca_dev, 0x1c, 0x01);	/* not documented */  in setcontrol()
217 	struct gspca_dev *gspca_dev =  in sd_s_ctrl()  local
218 		container_of(ctrl->handler, struct gspca_dev, ctrl_handler);  in sd_s_ctrl()
219 	struct sd *sd = (struct sd *)gspca_dev;  in sd_s_ctrl()
221 	gspca_dev->usb_err = 0;  in sd_s_ctrl()
228 		gspca_dev->exposure->val    = PAC207_EXPOSURE_DEFAULT;  in sd_s_ctrl()
229 		gspca_dev->gain->val        = PAC207_GAIN_DEFAULT;  in sd_s_ctrl()
233 	if (!gspca_dev->streaming)  in sd_s_ctrl()
238 		setcontrol(gspca_dev, PAC207_BRIGHTNESS_REG, ctrl->val);  in sd_s_ctrl()
241 		if (gspca_dev->exposure->is_new || (ctrl->is_new && ctrl->val))  in sd_s_ctrl()
242 			setcontrol(gspca_dev, PAC207_EXPOSURE_REG,  in sd_s_ctrl()
243 				   gspca_dev->exposure->val);  in sd_s_ctrl()
244 		if (gspca_dev->gain->is_new || (ctrl->is_new && ctrl->val))  in sd_s_ctrl()
245 			setcontrol(gspca_dev, PAC207_GAIN_REG,  in sd_s_ctrl()
246 				   gspca_dev->gain->val);  in sd_s_ctrl()
251 	return gspca_dev->usb_err;  in sd_s_ctrl()
259 static int sd_init_controls(struct gspca_dev *gspca_dev)  in sd_init_controls()  argument
261 	struct sd *sd = (struct sd *) gspca_dev;  in sd_init_controls()
262 	struct v4l2_ctrl_handler *hdl = &gspca_dev->ctrl_handler;  in sd_init_controls()
264 	gspca_dev->vdev.ctrl_handler = hdl;  in sd_init_controls()
271 	gspca_dev->autogain = v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,  in sd_init_controls()
273 	gspca_dev->exposure = v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,  in sd_init_controls()
277 	gspca_dev->gain = v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,  in sd_init_controls()
285 	v4l2_ctrl_auto_cluster(3, &gspca_dev->autogain, 0, false);  in sd_init_controls()
290 static int sd_start(struct gspca_dev *gspca_dev)  in sd_start()  argument
292 	struct sd *sd = (struct sd *) gspca_dev;  in sd_start()
295 	pac207_write_reg(gspca_dev, 0x0f, 0x10); /* Power control (Bit 6-0) */  in sd_start()
296 	pac207_write_regs(gspca_dev, 0x0002, pac207_sensor_init[0], 8);  in sd_start()
297 	pac207_write_regs(gspca_dev, 0x000a, pac207_sensor_init[1], 8);  in sd_start()
298 	pac207_write_regs(gspca_dev, 0x0012, pac207_sensor_init[2], 8);  in sd_start()
299 	pac207_write_regs(gspca_dev, 0x0042, pac207_sensor_init[3], 8);  in sd_start()
302 	if (gspca_dev->pixfmt.width == 176)  in sd_start()
303 		pac207_write_reg(gspca_dev, 0x4a, 0xff);  in sd_start()
305 		pac207_write_reg(gspca_dev, 0x4a, 0x30);  in sd_start()
306 	pac207_write_reg(gspca_dev, 0x4b, 0x00); /* Sram test value */  in sd_start()
307 	pac207_write_reg(gspca_dev, 0x08, v4l2_ctrl_g_ctrl(sd->brightness));  in sd_start()
310 	pac207_write_reg(gspca_dev, 0x0e,  in sd_start()
311 		v4l2_ctrl_g_ctrl(gspca_dev->gain));  in sd_start()
312 	pac207_write_reg(gspca_dev, 0x02,  in sd_start()
313 		v4l2_ctrl_g_ctrl(gspca_dev->exposure)); /* PXCK = 12MHz /n */  in sd_start()
320 	if (gspca_dev->pixfmt.width == 176) {	/* 176x144 */  in sd_start()
326 	pac207_write_reg(gspca_dev, 0x41, mode);  in sd_start()
328 	pac207_write_reg(gspca_dev, 0x13, 0x01); /* Bit 0, auto clear */  in sd_start()
329 	pac207_write_reg(gspca_dev, 0x1c, 0x01); /* not documented */  in sd_start()
331 	pac207_write_reg(gspca_dev, 0x40, 0x01); /* Start ISO pipe */  in sd_start()
336 	return gspca_dev->usb_err;  in sd_start()
339 static void sd_stopN(struct gspca_dev *gspca_dev)  in sd_stopN()  argument
348 	pac207_write_reg(gspca_dev, 0x40, 0x00); /* Stop ISO pipe */  in sd_stopN()
349 	pac207_write_reg(gspca_dev, 0x41, mode); /* Turn off LED */  in sd_stopN()
350 	pac207_write_reg(gspca_dev, 0x0f, 0x00); /* Power Control */  in sd_stopN()
354 static void pac207_do_auto_gain(struct gspca_dev *gspca_dev)  in pac207_do_auto_gain()  argument
356 	struct sd *sd = (struct sd *) gspca_dev;  in pac207_do_auto_gain()
364 	else if (gspca_coarse_grained_expo_autogain(gspca_dev, avg_lum,  in pac207_do_auto_gain()
369 static void sd_pkt_scan(struct gspca_dev *gspca_dev,  in sd_pkt_scan()  argument
373 	struct sd *sd = (struct sd *) gspca_dev;  in sd_pkt_scan()
376 	sof = pac_find_sof(gspca_dev, &sd->sof_read, data, len);  in sd_pkt_scan()
386 		gspca_frame_add(gspca_dev, LAST_PACKET,  in sd_pkt_scan()
389 		gspca_frame_add(gspca_dev, FIRST_PACKET, NULL, 0);  in sd_pkt_scan()
413 	gspca_frame_add(gspca_dev, INTER_PACKET, data, len);  in sd_pkt_scan()
417 static int sd_int_pkt_scan(struct gspca_dev *gspca_dev,  in sd_int_pkt_scan()  argument
424 		input_report_key(gspca_dev->input_dev, KEY_CAMERA, 1);  in sd_int_pkt_scan()
425 		input_sync(gspca_dev->input_dev);  in sd_int_pkt_scan()
426 		input_report_key(gspca_dev->input_dev, KEY_CAMERA, 0);  in sd_int_pkt_scan()
427 		input_sync(gspca_dev->input_dev);  in sd_int_pkt_scan()