1 // SPDX-License-Identifier: GPL-2.0
3  * imx274.c - IMX274 CMOS Image Sensor driver
23 #include <linux/v4l2-mediabus.h>
26 #include <media/v4l2-ctrls.h>
27 #include <media/v4l2-device.h>
28 #include <media/v4l2-fwnode.h>
29 #include <media/v4l2-subdev.h>
49 #define IMX274_GAIN_SHIFT_MASK			((1 << IMX274_GAIN_SHIFT) - 1)
59 					/ (2048 - IMX274_GAIN_REG_MAX))
76  * register SHR is limited to (SVR value + 1) x VMAX value - 4
167  *                 Adjustment (CSI-2)" in the datasheet)
168  * @min_SHR: Minimum SHR register value (see "Shutter Setting (CSI-2)" in the
172  *           in Each Readout Drive Mode (CSI-2)" in the datasheet)
220  * All-pixel scan mode (10-bit)
222  * 3840x2160 resolution, raw10 data and mipi four lane output
260  * Horizontal/vertical 2/2-line binning
261  * (Horizontal and vertical weightedbinning, 10-bit)
263  * 1920x1080 resolution, raw10 data and mipi four lane output
303  * 1280x720 resolution, raw10 data and mipi four lane output
343  * 1280x540 resolution, raw10 data and mipi four lane output
534  * struct imx274_ctrls - imx274 ctrl structure
550  * struct stim274 - imx274 device structure
610 	return &container_of(ctrl->handler,  in ctrl_to_sd()
611 			     struct stimx274, ctrls.handler)->sd;  in ctrl_to_sd()
631 	struct regmap *regmap = priv->regmap;  in imx274_write_table()
636 	int range_start = -1;  in imx274_write_table()
642 		if ((next->addr != range_start + range_count) ||  in imx274_write_table()
643 		    (next->addr == IMX274_TABLE_END) ||  in imx274_write_table()
644 		    (next->addr == IMX274_TABLE_WAIT_MS) ||  in imx274_write_table()
659 			range_start = -1;  in imx274_write_table()
663 			if (next->addr == IMX274_TABLE_END)  in imx274_write_table()
666 			if (next->addr == IMX274_TABLE_WAIT_MS) {  in imx274_write_table()
667 				msleep_range(next->val);  in imx274_write_table()
672 		val = next->val;  in imx274_write_table()
674 		if (range_start == -1)  in imx274_write_table()
675 			range_start = next->addr;  in imx274_write_table()
686 	err = regmap_write(priv->regmap, addr, val);  in imx274_write_reg()
688 		dev_err(&priv->client->dev,  in imx274_write_reg()
692 		dev_dbg(&priv->client->dev,  in imx274_write_reg()
699  * imx274_read_mbreg - Read a multibyte register.
705  *        consecutive, least-to-most significant.
718 	err = regmap_bulk_read(priv->regmap, addr, &val_le, nbytes);  in imx274_read_mbreg()
720 		dev_err(&priv->client->dev,  in imx274_read_mbreg()
725 		dev_dbg(&priv->client->dev,  in imx274_read_mbreg()
734  * imx274_write_mbreg - Write a multibyte register.
740  *        consecutive, least-to-most significant.
750 	err = regmap_bulk_write(priv->regmap, addr, &val_le, nbytes);  in imx274_write_mbreg()
752 		dev_err(&priv->client->dev,  in imx274_write_mbreg()
756 		dev_dbg(&priv->client->dev,  in imx274_write_mbreg()
776 	err = imx274_write_table(priv, priv->mode->init_regs);  in imx274_mode_regs()
782  * imx274_start_stream - Function for starting stream per mode index
791 	err = __v4l2_ctrl_handler_setup(&priv->ctrls.handler);  in imx274_start_stream()
793 		dev_err(&priv->client->dev, "Error %d setup controls\n", err);  in imx274_start_stream()
798 	 * Refer to "Standby Cancel Sequence when using CSI-2" in  in imx274_start_stream()
808 	 * Refer to "Standby Cancel Sequence when using CSI-2" in  in imx274_start_stream()
821  * imx274_reset - Function called to reset the sensor
832 	gpiod_set_value_cansleep(priv->reset_gpio, 0);  in imx274_reset()
834 	gpiod_set_value_cansleep(priv->reset_gpio, !!rst);  in imx274_reset()
848 	ret = clk_prepare_enable(imx274->inck);  in imx274_power_on()
850 		dev_err(&imx274->client->dev,  in imx274_power_on()
855 	ret = regulator_bulk_enable(IMX274_NUM_SUPPLIES, imx274->supplies);  in imx274_power_on()
857 		dev_err(&imx274->client->dev,  in imx274_power_on()
868 	clk_disable_unprepare(imx274->inck);  in imx274_power_on()
880 	regulator_bulk_disable(IMX274_NUM_SUPPLIES, imx274->supplies);  in imx274_power_off()
882 	clk_disable_unprepare(imx274->inck);  in imx274_power_off()
892 		imx274->supplies[i].supply = imx274_supply_names[i];  in imx274_regulators_get()
895 					imx274->supplies);  in imx274_regulators_get()
899  * imx274_s_ctrl - This is used to set the imx274 V4L2 controls
910 	int ret = -EINVAL;  in imx274_s_ctrl()
912 	if (!pm_runtime_get_if_in_use(&imx274->client->dev))  in imx274_s_ctrl()
915 	dev_dbg(&imx274->client->dev,  in imx274_s_ctrl()
917 		ctrl->name, ctrl->val);  in imx274_s_ctrl()
919 	switch (ctrl->id) {  in imx274_s_ctrl()
921 		dev_dbg(&imx274->client->dev,  in imx274_s_ctrl()
923 		ret = imx274_set_exposure(imx274, ctrl->val);  in imx274_s_ctrl()
927 		dev_dbg(&imx274->client->dev,  in imx274_s_ctrl()
933 		dev_dbg(&imx274->client->dev,  in imx274_s_ctrl()
935 		ret = imx274_set_vflip(imx274, ctrl->val);  in imx274_s_ctrl()
939 		dev_dbg(&imx274->client->dev,  in imx274_s_ctrl()
941 		ret = imx274_set_test_pattern(imx274, ctrl->val);  in imx274_s_ctrl()
945 	pm_runtime_put(&imx274->client->dev);  in imx274_s_ctrl()
954 	struct device *dev = &imx274->client->dev;  in imx274_binning_goodness()
960 			val -= goodness;  in imx274_binning_goodness()
962 			val -= goodness;  in imx274_binning_goodness()
967 			val -= goodness;  in imx274_binning_goodness()
969 			val -= goodness;  in imx274_binning_goodness()
972 	val -= abs(w - ask_w);  in imx274_binning_goodness()
973 	val -= abs(h - ask_h);  in imx274_binning_goodness()
982  * __imx274_change_compose - Helper function to change binning and set both
995  * Must be called with imx274->lock locked.
1000  * @width:  Input-output parameter: set to the desired width before
1002  * @height: Input-output parameter for height (see @width)
1013 	struct device *dev = &imx274->client->dev;  in __imx274_change_compose()
1024 		cur_crop = &imx274->crop;  in __imx274_change_compose()
1025 		tgt_fmt = &imx274->format;  in __imx274_change_compose()
1034 			cur_crop->width / wratio, *width,  in __imx274_change_compose()
1035 			cur_crop->height / hratio, *height,  in __imx274_change_compose()
1044 	*width = cur_crop->width / best_mode->wbin_ratio;  in __imx274_change_compose()
1045 	*height = cur_crop->height / best_mode->hbin_ratio;  in __imx274_change_compose()
1048 		imx274->mode = best_mode;  in __imx274_change_compose()
1051 		__func__, best_mode->wbin_ratio, best_mode->hbin_ratio);  in __imx274_change_compose()
1053 	tgt_fmt->width = *width;  in __imx274_change_compose()
1054 	tgt_fmt->height = *height;  in __imx274_change_compose()
1055 	tgt_fmt->field = V4L2_FIELD_NONE;  in __imx274_change_compose()
1061  * imx274_get_fmt - Get the pad format
1076 	mutex_lock(&imx274->lock);  in imx274_get_fmt()
1077 	fmt->format = imx274->format;  in imx274_get_fmt()
1078 	mutex_unlock(&imx274->lock);  in imx274_get_fmt()
1083  * imx274_set_fmt - This is used to set the pad format
1096 	struct v4l2_mbus_framefmt *fmt = &format->format;  in imx274_set_fmt()
1100 	mutex_lock(&imx274->lock);  in imx274_set_fmt()
1102 	err = __imx274_change_compose(imx274, sd_state, format->which,  in imx274_set_fmt()
1103 				      &fmt->width, &fmt->height, 0);  in imx274_set_fmt()
1113 	fmt->field = V4L2_FIELD_NONE;  in imx274_set_fmt()
1114 	if (format->which == V4L2_SUBDEV_FORMAT_TRY)  in imx274_set_fmt()
1117 		imx274->format = *fmt;  in imx274_set_fmt()
1120 	mutex_unlock(&imx274->lock);  in imx274_set_fmt()
1134 	if (sel->pad != 0)  in imx274_get_selection()
1135 		return -EINVAL;  in imx274_get_selection()
1137 	if (sel->target == V4L2_SEL_TGT_CROP_BOUNDS) {  in imx274_get_selection()
1138 		sel->r.left = 0;  in imx274_get_selection()
1139 		sel->r.top = 0;  in imx274_get_selection()
1140 		sel->r.width = IMX274_MAX_WIDTH;  in imx274_get_selection()
1141 		sel->r.height = IMX274_MAX_HEIGHT;  in imx274_get_selection()
1145 	if (sel->which == V4L2_SUBDEV_FORMAT_TRY) {  in imx274_get_selection()
1149 		src_crop = &imx274->crop;  in imx274_get_selection()
1150 		src_fmt = &imx274->format;  in imx274_get_selection()
1153 	mutex_lock(&imx274->lock);  in imx274_get_selection()
1155 	switch (sel->target) {  in imx274_get_selection()
1157 		sel->r = *src_crop;  in imx274_get_selection()
1160 		sel->r.top = 0;  in imx274_get_selection()
1161 		sel->r.left = 0;  in imx274_get_selection()
1162 		sel->r.width = src_crop->width;  in imx274_get_selection()
1163 		sel->r.height = src_crop->height;  in imx274_get_selection()
1166 		sel->r.top = 0;  in imx274_get_selection()
1167 		sel->r.left = 0;  in imx274_get_selection()
1168 		sel->r.width = src_fmt->width;  in imx274_get_selection()
1169 		sel->r.height = src_fmt->height;  in imx274_get_selection()
1172 		ret = -EINVAL;  in imx274_get_selection()
1175 	mutex_unlock(&imx274->lock);  in imx274_get_selection()
1197 			       IMX274_ROUND(sel->r.width, h_step, sel->flags),  in imx274_set_selection_crop()
1200 	/* Constraint: HTRIMMING_END - HTRIMMING_START >= 144 */  in imx274_set_selection_crop()
1205 			      IMX274_ROUND(sel->r.left, h_step, 0),  in imx274_set_selection_crop()
1206 			      IMX274_MAX_WIDTH - new_crop.width);  in imx274_set_selection_crop()
1209 				IMX274_ROUND(sel->r.height, 2, sel->flags),  in imx274_set_selection_crop()
1212 	new_crop.top = min_t(u32, IMX274_ROUND(sel->r.top, 2, 0),  in imx274_set_selection_crop()
1213 			     IMX274_MAX_HEIGHT - new_crop.height);  in imx274_set_selection_crop()
1215 	sel->r = new_crop;  in imx274_set_selection_crop()
1217 	if (sel->which == V4L2_SUBDEV_FORMAT_TRY)  in imx274_set_selection_crop()
1220 		tgt_crop = &imx274->crop;  in imx274_set_selection_crop()
1222 	mutex_lock(&imx274->lock);  in imx274_set_selection_crop()
1224 	size_changed = (new_crop.width != tgt_crop->width ||  in imx274_set_selection_crop()
1225 			new_crop.height != tgt_crop->height);  in imx274_set_selection_crop()
1232 		__imx274_change_compose(imx274, sd_state, sel->which,  in imx274_set_selection_crop()
1234 					sel->flags);  in imx274_set_selection_crop()
1236 	mutex_unlock(&imx274->lock);  in imx274_set_selection_crop()
1247 	if (sel->pad != 0)  in imx274_set_selection()
1248 		return -EINVAL;  in imx274_set_selection()
1250 	if (sel->target == V4L2_SEL_TGT_CROP)  in imx274_set_selection()
1253 	if (sel->target == V4L2_SEL_TGT_COMPOSE) {  in imx274_set_selection()
1256 		mutex_lock(&imx274->lock);  in imx274_set_selection()
1257 		err =  __imx274_change_compose(imx274, sd_state, sel->which,  in imx274_set_selection()
1258 					       &sel->r.width, &sel->r.height,  in imx274_set_selection()
1259 					       sel->flags);  in imx274_set_selection()
1260 		mutex_unlock(&imx274->lock);  in imx274_set_selection()
1264 		 * height in set->r, we still need to set top-left  in imx274_set_selection()
1267 			sel->r.top = 0;  in imx274_set_selection()
1268 			sel->r.left = 0;  in imx274_set_selection()
1274 	return -EINVAL;  in imx274_set_selection()
1288 	h_start = imx274->crop.left + 12;  in imx274_apply_trimming()
1289 	h_end = h_start + imx274->crop.width;  in imx274_apply_trimming()
1294 	hmax = max_t(u32, 260, (imx274->crop.width) / 16 + 23);  in imx274_apply_trimming()
1297 	v_pos = imx274->ctrls.vflip->cur.val ?  in imx274_apply_trimming()
1298 		(-imx274->crop.top / 2) : (imx274->crop.top / 2);  in imx274_apply_trimming()
1299 	v_cut = (IMX274_MAX_HEIGHT - imx274->crop.height) / 2;  in imx274_apply_trimming()
1300 	write_v_size = imx274->crop.height + 22;  in imx274_apply_trimming()
1301 	y_out_size   = imx274->crop.height;  in imx274_apply_trimming()
1340 	if (fi->which != V4L2_SUBDEV_FORMAT_ACTIVE)  in imx274_get_frame_interval()
1341 		return -EINVAL;  in imx274_get_frame_interval()
1343 	fi->interval = imx274->frame_interval;  in imx274_get_frame_interval()
1344 	dev_dbg(&imx274->client->dev, "%s frame rate = %d / %d\n",  in imx274_get_frame_interval()
1345 		__func__, imx274->frame_interval.numerator,  in imx274_get_frame_interval()
1346 		imx274->frame_interval.denominator);  in imx274_get_frame_interval()
1356 	struct v4l2_ctrl *ctrl = imx274->ctrls.exposure;  in imx274_set_frame_interval()
1364 	if (fi->which != V4L2_SUBDEV_FORMAT_ACTIVE)  in imx274_set_frame_interval()
1365 		return -EINVAL;  in imx274_set_frame_interval()
1367 	ret = pm_runtime_resume_and_get(&imx274->client->dev);  in imx274_set_frame_interval()
1371 	mutex_lock(&imx274->lock);  in imx274_set_frame_interval()
1372 	ret = __imx274_set_frame_interval(imx274, fi->interval);  in imx274_set_frame_interval()
1375 		fi->interval = imx274->frame_interval;  in imx274_set_frame_interval()
1382 		max = fi->interval.numerator * 1000000  in imx274_set_frame_interval()
1383 			/ fi->interval.denominator;  in imx274_set_frame_interval()
1387 			dev_err(&imx274->client->dev,  in imx274_set_frame_interval()
1393 		imx274_set_exposure(imx274, ctrl->val);  in imx274_set_frame_interval()
1395 		dev_dbg(&imx274->client->dev, "set frame interval to %uus\n",  in imx274_set_frame_interval()
1396 			fi->interval.numerator * 1000000  in imx274_set_frame_interval()
1397 			/ fi->interval.denominator);  in imx274_set_frame_interval()
1401 	mutex_unlock(&imx274->lock);  in imx274_set_frame_interval()
1402 	pm_runtime_put(&imx274->client->dev);  in imx274_set_frame_interval()
1408  * imx274_load_default - load default control values
1416 	priv->frame_interval.numerator = 1;  in imx274_load_default()
1417 	priv->frame_interval.denominator = IMX274_DEF_FRAME_RATE;  in imx274_load_default()
1418 	priv->ctrls.exposure->val = 1000000 / IMX274_DEF_FRAME_RATE;  in imx274_load_default()
1419 	priv->ctrls.gain->val = IMX274_DEF_GAIN;  in imx274_load_default()
1420 	priv->ctrls.vflip->val = 0;  in imx274_load_default()
1421 	priv->ctrls.test_pattern->val = TEST_PATTERN_DISABLED;  in imx274_load_default()
1425  * imx274_s_stream - It is used to start/stop the streaming.
1439 	dev_dbg(&imx274->client->dev, "%s : %s, mode index = %td\n", __func__,  in imx274_s_stream()
1441 		imx274->mode - &imx274_modes[0]);  in imx274_s_stream()
1443 	mutex_lock(&imx274->lock);  in imx274_s_stream()
1446 		ret = pm_runtime_resume_and_get(&imx274->client->dev);  in imx274_s_stream()
1448 			mutex_unlock(&imx274->lock);  in imx274_s_stream()
1468 						  imx274->frame_interval);  in imx274_s_stream()
1482 		pm_runtime_put(&imx274->client->dev);  in imx274_s_stream()
1485 	mutex_unlock(&imx274->lock);  in imx274_s_stream()
1486 	dev_dbg(&imx274->client->dev, "%s : Done\n", __func__);  in imx274_s_stream()
1490 	pm_runtime_put(&imx274->client->dev);  in imx274_s_stream()
1491 	mutex_unlock(&imx274->lock);  in imx274_s_stream()
1492 	dev_err(&imx274->client->dev, "s_stream failed\n");  in imx274_s_stream()
1497  * imx274_get_frame_length - Function for obtaining current frame length
1524 	dev_err(&priv->client->dev, "%s error = %d\n", __func__, err);  in imx274_get_frame_length()
1537 	if (*frame_length < priv->mode->min_frame_len)  in imx274_clamp_coarse_time()
1538 		*frame_length =  priv->mode->min_frame_len;  in imx274_clamp_coarse_time()
1540 	*val = *frame_length - *val; /* convert to raw shr */  in imx274_clamp_coarse_time()
1541 	if (*val > *frame_length - IMX274_SHR_LIMIT_CONST)  in imx274_clamp_coarse_time()
1542 		*val = *frame_length - IMX274_SHR_LIMIT_CONST;  in imx274_clamp_coarse_time()
1543 	else if (*val < priv->mode->min_SHR)  in imx274_clamp_coarse_time()
1544 		*val = priv->mode->min_SHR;  in imx274_clamp_coarse_time()
1550  * imx274_set_digital gain - Function called when setting digital gain
1565 		reg_val--;  in imx274_set_digital_gain()
1574  * imx274_set_gain - Function called when setting gain
1580  * The caller should hold the mutex lock imx274->lock if necessary
1589 	gain = (u32)(ctrl->val);  in imx274_set_gain()
1591 	dev_dbg(&priv->client->dev,  in imx274_set_gain()
1612 	dev_dbg(&priv->client->dev,  in imx274_set_gain()
1623 	gain_reg = (u32)IMX274_GAIN_CONST -  in imx274_set_gain()
1633 	if (IMX274_GAIN_CONST - gain_reg == 0) {  in imx274_set_gain()
1634 		err = -EINVAL;  in imx274_set_gain()
1639 	ctrl->val = (IMX274_GAIN_CONST << IMX274_GAIN_SHIFT)  in imx274_set_gain()
1640 			/ (IMX274_GAIN_CONST - gain_reg) * digital_gain;  in imx274_set_gain()
1642 	dev_dbg(&priv->client->dev,  in imx274_set_gain()
1644 		__func__, gain_reg, ctrl->val);  in imx274_set_gain()
1649 	dev_err(&priv->client->dev, "%s error = %d\n", __func__, err);  in imx274_set_gain()
1654  * imx274_set_coarse_time - Function called when setting SHR value
1678 	*val = frame_length - coarse_time;  in imx274_set_coarse_time()
1682 	dev_err(&priv->client->dev, "%s error = %d\n", __func__, err);  in imx274_set_coarse_time()
1687  * imx274_set_exposure - Function called when setting exposure time
1689  * @val: Variable for exposure time, in the unit of micro-second
1692  * The caller should hold the mutex lock imx274->lock if necessary
1702 	dev_dbg(&priv->client->dev,  in imx274_set_exposure()
1712 		err = -EINVAL;  in imx274_set_exposure()
1717 			- priv->mode->nocpiop) / hmax;  in imx274_set_exposure()
1726 	priv->ctrls.exposure->val =  in imx274_set_exposure()
1727 			(coarse_time * hmax + priv->mode->nocpiop)  in imx274_set_exposure()
1730 	dev_dbg(&priv->client->dev,  in imx274_set_exposure()
1735 	dev_err(&priv->client->dev, "%s error = %d\n", __func__, err);  in imx274_set_exposure()
1741  * imx274_set_vflip - Function called when setting vertical flip
1748  * The caller should hold the mutex lock imx274->lock if necessary
1758 		dev_err(&priv->client->dev, "VFLIP control error\n");  in imx274_set_vflip()
1762 	dev_dbg(&priv->client->dev,  in imx274_set_vflip()
1769  * imx274_set_test_pattern - Function called when setting test pattern
1784 		err = imx274_write_reg(priv, IMX274_TEST_PATTERN_REG, val - 1);  in imx274_set_test_pattern()
1788 		err = -EINVAL;  in imx274_set_test_pattern()
1792 		dev_dbg(&priv->client->dev,  in imx274_set_test_pattern()
1795 		dev_err(&priv->client->dev, "%s error = %d\n", __func__, err);  in imx274_set_test_pattern()
1801  * imx274_set_frame_length - Function called when setting frame length
1814 	dev_dbg(&priv->client->dev, "%s : input length = %d\n",  in imx274_set_frame_length()
1826 	dev_err(&priv->client->dev, "%s error = %d\n", __func__, err);  in imx274_set_frame_length()
1831  * __imx274_set_frame_interval - Function called when setting frame interval
1836  * The caller should hold the mutex lock imx274->lock if necessary
1848 	dev_dbg(&priv->client->dev, "%s: input frame interval = %d / %d",  in __imx274_set_frame_interval()
1861 	if (req_frame_rate > priv->mode->max_fps) {  in __imx274_set_frame_interval()
1863 		frame_interval.denominator = priv->mode->max_fps;  in __imx274_set_frame_interval()
1878 	dev_dbg(&priv->client->dev,  in __imx274_set_frame_interval()
1885 	dev_dbg(&priv->client->dev,  in __imx274_set_frame_interval()
1889 		err = -EINVAL;  in __imx274_set_frame_interval()
1901 	priv->frame_interval = frame_interval;  in __imx274_set_frame_interval()
1905 	dev_err(&priv->client->dev, "%s error = %d\n", __func__, err);  in __imx274_set_frame_interval()
1913 	if (code->index > 0)  in imx274_enum_mbus_code()
1914 		return -EINVAL;  in imx274_enum_mbus_code()
1917 	code->code = MEDIA_BUS_FMT_SRGGB10_1X10;  in imx274_enum_mbus_code()
1969 		return -EINVAL;  in imx274_fwnode_parse()
1974 	if (ret == -ENXIO) {  in imx274_fwnode_parse()
1986 		return -EINVAL;  in imx274_fwnode_parse()
1996 	struct device *dev = &client->dev;  in imx274_probe()
2002 		return -ENOMEM;  in imx274_probe()
2004 	mutex_init(&imx274->lock);  in imx274_probe()
2010 	imx274->inck = devm_clk_get_optional(dev, "inck");  in imx274_probe()
2011 	if (IS_ERR(imx274->inck))  in imx274_probe()
2012 		return PTR_ERR(imx274->inck);  in imx274_probe()
2021 	imx274->mode = &imx274_modes[0];  in imx274_probe()
2022 	imx274->crop.width = IMX274_MAX_WIDTH;  in imx274_probe()
2023 	imx274->crop.height = IMX274_MAX_HEIGHT;  in imx274_probe()
2024 	imx274->format.width = imx274->crop.width / imx274->mode->wbin_ratio;  in imx274_probe()
2025 	imx274->format.height = imx274->crop.height / imx274->mode->hbin_ratio;  in imx274_probe()
2026 	imx274->format.field = V4L2_FIELD_NONE;  in imx274_probe()
2027 	imx274->format.code = MEDIA_BUS_FMT_SRGGB10_1X10;  in imx274_probe()
2028 	imx274->format.colorspace = V4L2_COLORSPACE_SRGB;  in imx274_probe()
2029 	imx274->frame_interval.numerator = 1;  in imx274_probe()
2030 	imx274->frame_interval.denominator = IMX274_DEF_FRAME_RATE;  in imx274_probe()
2033 	imx274->regmap = devm_regmap_init_i2c(client, &imx274_regmap_config);  in imx274_probe()
2034 	if (IS_ERR(imx274->regmap)) {  in imx274_probe()
2036 			"regmap init failed: %ld\n", PTR_ERR(imx274->regmap));  in imx274_probe()
2037 		ret = -ENODEV;  in imx274_probe()
2042 	imx274->client = client;  in imx274_probe()
2043 	sd = &imx274->sd;  in imx274_probe()
2045 	sd->flags |= V4L2_SUBDEV_FL_HAS_DEVNODE | V4L2_SUBDEV_FL_HAS_EVENTS;  in imx274_probe()
2048 	imx274->pad.flags = MEDIA_PAD_FL_SOURCE;  in imx274_probe()
2049 	sd->entity.function = MEDIA_ENT_F_CAM_SENSOR;  in imx274_probe()
2050 	ret = media_entity_pads_init(&sd->entity, 1, &imx274->pad);  in imx274_probe()
2058 	imx274->reset_gpio = devm_gpiod_get_optional(dev, "reset",  in imx274_probe()
2060 	if (IS_ERR(imx274->reset_gpio)) {  in imx274_probe()
2061 		ret = dev_err_probe(dev, PTR_ERR(imx274->reset_gpio),  in imx274_probe()
2074 	ret = v4l2_ctrl_handler_init(&imx274->ctrls.handler, 4);  in imx274_probe()
2080 	imx274->ctrls.handler.lock = &imx274->lock;  in imx274_probe()
2083 	imx274->ctrls.test_pattern = v4l2_ctrl_new_std_menu_items(  in imx274_probe()
2084 		&imx274->ctrls.handler, &imx274_ctrl_ops,  in imx274_probe()
2086 		ARRAY_SIZE(tp_qmenu) - 1, 0, 0, tp_qmenu);  in imx274_probe()
2088 	imx274->ctrls.gain = v4l2_ctrl_new_std(  in imx274_probe()
2089 		&imx274->ctrls.handler,  in imx274_probe()
2095 	imx274->ctrls.exposure = v4l2_ctrl_new_std(  in imx274_probe()
2096 		&imx274->ctrls.handler,  in imx274_probe()
2102 	imx274->ctrls.vflip = v4l2_ctrl_new_std(  in imx274_probe()
2103 		&imx274->ctrls.handler,  in imx274_probe()
2107 	imx274->sd.ctrl_handler = &imx274->ctrls.handler;  in imx274_probe()
2108 	if (imx274->ctrls.handler.error) {  in imx274_probe()
2109 		ret = imx274->ctrls.handler.error;  in imx274_probe()
2132 	v4l2_ctrl_handler_free(&imx274->ctrls.handler);  in imx274_probe()
2136 	media_entity_cleanup(&sd->entity);  in imx274_probe()
2138 	mutex_destroy(&imx274->lock);  in imx274_probe()
2147 	pm_runtime_disable(&client->dev);  in imx274_remove()
2148 	if (!pm_runtime_status_suspended(&client->dev))  in imx274_remove()
2149 		imx274_power_off(&client->dev);  in imx274_remove()
2150 	pm_runtime_set_suspended(&client->dev);  in imx274_remove()
2153 	v4l2_ctrl_handler_free(&imx274->ctrls.handler);  in imx274_remove()
2155 	media_entity_cleanup(&sd->entity);  in imx274_remove()
2156 	mutex_destroy(&imx274->lock);  in imx274_remove()