52 	struct v4l2_subdev sd;  member
63 static inline struct mt9v011 *to_mt9v011(struct v4l2_subdev *sd)  in to_mt9v011()  argument
65 	return container_of(sd, struct mt9v011, sd);  in to_mt9v011()
68 static int mt9v011_read(struct v4l2_subdev *sd, unsigned char addr)  in mt9v011_read()  argument
70 	struct i2c_client *c = v4l2_get_subdevdata(sd);  in mt9v011_read()
76 		v4l2_dbg(0, debug, sd,  in mt9v011_read()
83 		v4l2_dbg(0, debug, sd,  in mt9v011_read()
88 	v4l2_dbg(2, debug, sd, "mt9v011: read 0x%02x = 0x%04x\n", addr, val);  in mt9v011_read()
93 static void mt9v011_write(struct v4l2_subdev *sd, unsigned char addr,  in mt9v011_write()  argument
96 	struct i2c_client *c = v4l2_get_subdevdata(sd);  in mt9v011_write()
104 	v4l2_dbg(2, debug, sd,  in mt9v011_write()
108 		v4l2_dbg(0, debug, sd,  in mt9v011_write()
173 static void set_balance(struct v4l2_subdev *sd)  in set_balance()  argument
175 	struct mt9v011 *core = to_mt9v011(sd);  in set_balance()
192 	mt9v011_write(sd, R2B_MT9V011_GREEN_1_GAIN, green_gain);  in set_balance()
193 	mt9v011_write(sd, R2E_MT9V011_GREEN_2_GAIN, green_gain);  in set_balance()
194 	mt9v011_write(sd, R2C_MT9V011_BLUE_GAIN, blue_gain);  in set_balance()
195 	mt9v011_write(sd, R2D_MT9V011_RED_GAIN, red_gain);  in set_balance()
196 	mt9v011_write(sd, R09_MT9V011_SHUTTER_WIDTH, exposure);  in set_balance()
199 static void calc_fps(struct v4l2_subdev *sd, u32 *numerator, u32 *denominator)  in calc_fps()  argument
201 	struct mt9v011 *core = to_mt9v011(sd);  in calc_fps()
207 	height = mt9v011_read(sd, R03_MT9V011_HEIGHT);  in calc_fps()
208 	width = mt9v011_read(sd, R04_MT9V011_WIDTH);  in calc_fps()
209 	hblank = mt9v011_read(sd, R05_MT9V011_HBLANK);  in calc_fps()
210 	vblank = mt9v011_read(sd, R06_MT9V011_VBLANK);  in calc_fps()
211 	speed = mt9v011_read(sd, R0A_MT9V011_CLK_SPEED);  in calc_fps()
220 	v4l2_dbg(1, debug, sd, "Programmed to %u.%03u fps (%d pixel clcks)\n",  in calc_fps()
229 static u16 calc_speed(struct v4l2_subdev *sd, u32 numerator, u32 denominator)  in calc_speed()  argument
231 	struct mt9v011 *core = to_mt9v011(sd);  in calc_speed()
240 	height = mt9v011_read(sd, R03_MT9V011_HEIGHT);  in calc_speed()
241 	width = mt9v011_read(sd, R04_MT9V011_WIDTH);  in calc_speed()
242 	hblank = mt9v011_read(sd, R05_MT9V011_HBLANK);  in calc_speed()
243 	vblank = mt9v011_read(sd, R06_MT9V011_VBLANK);  in calc_speed()
269 static void set_res(struct v4l2_subdev *sd)  in set_res()  argument
271 	struct mt9v011 *core = to_mt9v011(sd);  in set_res()
286 	mt9v011_write(sd, R02_MT9V011_COLSTART, hstart);  in set_res()
287 	mt9v011_write(sd, R04_MT9V011_WIDTH, core->width);  in set_res()
288 	mt9v011_write(sd, R05_MT9V011_HBLANK, 771 - core->width);  in set_res()
291 	mt9v011_write(sd, R01_MT9V011_ROWSTART, vstart);  in set_res()
292 	mt9v011_write(sd, R03_MT9V011_HEIGHT, core->height);  in set_res()
293 	mt9v011_write(sd, R06_MT9V011_VBLANK, 508 - core->height);  in set_res()
295 	calc_fps(sd, NULL, NULL);  in set_res()
298 static void set_read_mode(struct v4l2_subdev *sd)  in set_read_mode()  argument
300 	struct mt9v011 *core = to_mt9v011(sd);  in set_read_mode()
309 	mt9v011_write(sd, R20_MT9V011_READ_MODE, mode);  in set_read_mode()
312 static int mt9v011_reset(struct v4l2_subdev *sd, u32 val)  in mt9v011_reset()  argument
317 		mt9v011_write(sd, mt9v011_init_default[i].reg,  in mt9v011_reset()
320 	set_balance(sd);  in mt9v011_reset()
321 	set_res(sd);  in mt9v011_reset()
322 	set_read_mode(sd);  in mt9v011_reset()
327 static int mt9v011_enum_mbus_code(struct v4l2_subdev *sd,  in mt9v011_enum_mbus_code()  argument
338 static int mt9v011_set_fmt(struct v4l2_subdev *sd,  in mt9v011_set_fmt()  argument
343 	struct mt9v011 *core = to_mt9v011(sd);  in mt9v011_set_fmt()
357 		set_res(sd);  in mt9v011_set_fmt()
365 static int mt9v011_g_parm(struct v4l2_subdev *sd, struct v4l2_streamparm *parms)  in mt9v011_g_parm()  argument
374 	calc_fps(sd,  in mt9v011_g_parm()
381 static int mt9v011_s_parm(struct v4l2_subdev *sd, struct v4l2_streamparm *parms)  in mt9v011_s_parm()  argument
392 	speed = calc_speed(sd, tpf->numerator, tpf->denominator);  in mt9v011_s_parm()
394 	mt9v011_write(sd, R0A_MT9V011_CLK_SPEED, speed);  in mt9v011_s_parm()
395 	v4l2_dbg(1, debug, sd, "Setting speed to %d\n", speed);  in mt9v011_s_parm()
398 	calc_fps(sd, &tpf->numerator, &tpf->denominator);  in mt9v011_s_parm()
404 static int mt9v011_g_register(struct v4l2_subdev *sd,  in mt9v011_g_register()  argument
407 	reg->val = mt9v011_read(sd, reg->reg & 0xff);  in mt9v011_g_register()
413 static int mt9v011_s_register(struct v4l2_subdev *sd,  in mt9v011_s_register()  argument
416 	mt9v011_write(sd, reg->reg & 0xff, reg->val & 0xffff);  in mt9v011_s_register()
426 	struct v4l2_subdev *sd = &core->sd;  in mt9v011_s_ctrl()  local
443 		set_read_mode(sd);  in mt9v011_s_ctrl()
447 		set_read_mode(sd);  in mt9v011_s_ctrl()
453 	set_balance(sd);  in mt9v011_s_ctrl()
495 	struct v4l2_subdev *sd;  in mt9v011_probe()  local
506 	sd = &core->sd;  in mt9v011_probe()
507 	v4l2_i2c_subdev_init(sd, c, &mt9v011_ops);  in mt9v011_probe()
510 	version = mt9v011_read(sd, R00_MT9V011_CHIP_VERSION);  in mt9v011_probe()
513 		v4l2_info(sd, "*** unknown micron chip detected (0x%04x).\n",  in mt9v011_probe()
535 		v4l2_err(sd, "control initialization error %d\n", ret);  in mt9v011_probe()
539 	core->sd.ctrl_handler = &core->ctrls;  in mt9v011_probe()
551 		v4l2_dbg(1, debug, sd, "xtal set to %d.%03d MHz\n",  in mt9v011_probe()
563 	struct v4l2_subdev *sd = i2c_get_clientdata(c);  in mt9v011_remove()  local
564 	struct mt9v011 *core = to_mt9v011(sd);  in mt9v011_remove()
566 	v4l2_dbg(1, debug, sd,  in mt9v011_remove()
570 	v4l2_device_unregister_subdev(sd);  in mt9v011_remove()