1682 			dev_err_ratelimited(&client->dev,  in ov8856_write_reg_list()
1707 		dev_err(&client->dev, "chip id mismatch: %x!=%x",  in ov8856_identify_module()
1840 	if (!pm_runtime_get_if_in_use(&client->dev))  in ov8856_set_ctrl()
1882 	pm_runtime_put(&client->dev);  in ov8856_set_ctrl()
1998 		dev_err(&client->dev, "failed to set plls");  in ov8856_start_streaming()
2005 		dev_err(&client->dev, "failed to set mode");  in ov8856_start_streaming()
2012 		dev_err(&client->dev, "failed to set mbus format");  in ov8856_start_streaming()
2023 		dev_err(&client->dev, "failed to set stream");  in ov8856_start_streaming()
2036 		dev_err(&client->dev, "failed to set stream");  in ov8856_stop_streaming()
2050 		ret = pm_runtime_resume_and_get(&client->dev);  in ov8856_set_stream()
2060 			pm_runtime_put(&client->dev);  in ov8856_set_stream()
2064 		pm_runtime_put(&client->dev);  in ov8856_set_stream()
2073 static int ov8856_power_on(struct device *dev)  in ov8856_power_on()  argument
2075 	struct v4l2_subdev *sd = dev_get_drvdata(dev);  in ov8856_power_on()
2079 	if (is_acpi_node(dev_fwnode(dev)))  in ov8856_power_on()
2084 		dev_err(dev, "failed to enable xvclk\n");  in ov8856_power_on()
2096 		dev_err(dev, "failed to enable regulators\n");  in ov8856_power_on()
2112 static int ov8856_power_off(struct device *dev)  in ov8856_power_off()  argument
2114 	struct v4l2_subdev *sd = dev_get_drvdata(dev);  in ov8856_power_off()
2117 	if (is_acpi_node(dev_fwnode(dev)))  in ov8856_power_off()
2128 static int __maybe_unused ov8856_suspend(struct device *dev)  in ov8856_suspend()  argument
2130 	struct v4l2_subdev *sd = dev_get_drvdata(dev);  in ov8856_suspend()
2137 	ov8856_power_off(dev);  in ov8856_suspend()
2143 static int __maybe_unused ov8856_resume(struct device *dev)  in ov8856_resume()  argument
2145 	struct v4l2_subdev *sd = dev_get_drvdata(dev);  in ov8856_resume()
2151 	ov8856_power_on(dev);  in ov8856_resume()
2305 static int ov8856_get_hwcfg(struct ov8856 *ov8856, struct device *dev)  in ov8856_get_hwcfg()  argument
2308 	struct fwnode_handle *fwnode = dev_fwnode(dev);  in ov8856_get_hwcfg()
2324 		ov8856->xvclk = devm_clk_get(dev, "xvclk");  in ov8856_get_hwcfg()
2326 			dev_err(dev, "could not get xvclk clock (%pe)\n",  in ov8856_get_hwcfg()
2334 		ov8856->reset_gpio = devm_gpiod_get_optional(dev, "reset",  in ov8856_get_hwcfg()
2342 		ret = devm_regulator_bulk_get(dev,  in ov8856_get_hwcfg()
2350 		dev_warn(dev, "external clock rate %u is unsupported",  in ov8856_get_hwcfg()
2365 		dev_err(dev, "number of CSI2 data lanes %d is not supported",  in ov8856_get_hwcfg()
2371 	dev_dbg(dev, "Using %u data lanes\n", ov8856->cur_mode->data_lanes);  in ov8856_get_hwcfg()
2381 		dev_err(dev, "no link frequencies defined");  in ov8856_get_hwcfg()
2394 			dev_err(dev, "no link frequency %lld supported",  in ov8856_get_hwcfg()
2415 	pm_runtime_disable(&client->dev);  in ov8856_remove()
2418 	ov8856_power_off(&client->dev);  in ov8856_remove()
2427 	ov8856 = devm_kzalloc(&client->dev, sizeof(*ov8856), GFP_KERNEL);  in ov8856_probe()
2431 	ret = ov8856_get_hwcfg(ov8856, &client->dev);  in ov8856_probe()
2433 		dev_err(&client->dev, "failed to get HW configuration: %d",  in ov8856_probe()
2440 	full_power = acpi_dev_state_d0(&client->dev);  in ov8856_probe()
2442 		ret = ov8856_power_on(&client->dev);  in ov8856_probe()
2444 			dev_err(&client->dev, "failed to power on\n");  in ov8856_probe()
2450 			dev_err(&client->dev, "failed to find sensor: %d", ret);  in ov8856_probe()
2460 		dev_err(&client->dev, "failed to init controls: %d", ret);  in ov8856_probe()
2471 		dev_err(&client->dev, "failed to init entity pads: %d", ret);  in ov8856_probe()
2477 		dev_err(&client->dev, "failed to register V4L2 subdev: %d",  in ov8856_probe()
2484 		pm_runtime_set_active(&client->dev);  in ov8856_probe()
2485 	pm_runtime_enable(&client->dev);  in ov8856_probe()
2486 	pm_runtime_idle(&client->dev);  in ov8856_probe()
2498 	ov8856_power_off(&client->dev);  in ov8856_probe()