From: icenowy@aosc.xyz (Icenowy Zheng)
Date: Sat, 11 Mar 2017 03:36:32 +0800
Subject: [PATCH v2 07/11] iio: adc: sun4i-gpadc-iio: move code used in MFD
 probing to new function
In-Reply-To: <20170310103921.19469-8-quentin.schulz@free-electrons.com>
References: <20170310103921.19469-1-quentin.schulz@free-electrons.com>
 <20170310103921.19469-8-quentin.schulz@free-electrons.com>
Message-ID: <5850691489174592@web4o.yandex.ru>
To: linux-arm-kernel@lists.infradead.org
List-Id: linux-arm-kernel.lists.infradead.org



10.03.2017, 18:56, "Quentin Schulz" <quentin.schulz@free-electrons.com>:
> This moves code used in MFD probing to a new sun4i_gpadc_probe_mfd
> function.
>
> Signed-off-by: Quentin Schulz <quentin.schulz@free-electrons.com>
> ---
>
> added in v2
>
> ?drivers/iio/adc/sun4i-gpadc-iio.c | 78 ++++++++++++++++++++++-----------------

I cannot find this source file even in linux-next.

> ?1 file changed, 45 insertions(+), 33 deletions(-)
>
> diff --git a/drivers/iio/adc/sun4i-gpadc-iio.c b/drivers/iio/adc/sun4i-gpadc-iio.c
> index a8e134f..7cb997a 100644
> --- a/drivers/iio/adc/sun4i-gpadc-iio.c
> +++ b/drivers/iio/adc/sun4i-gpadc-iio.c
> @@ -454,31 +454,16 @@ static int sun4i_irq_init(struct platform_device *pdev, const char *name,
> ?????????return 0;
> ?}
>
> -static int sun4i_gpadc_probe(struct platform_device *pdev)
> +static int sun4i_gpadc_probe_mfd(struct platform_device *pdev,
> + struct iio_dev *indio_dev)
> ?{
> - struct sun4i_gpadc_iio *info;
> - struct iio_dev *indio_dev;
> + struct sun4i_gpadc_iio *info = iio_priv(indio_dev);
> + struct sun4i_gpadc_dev *sun4i_gpadc_dev =
> + dev_get_drvdata(pdev->dev.parent);
> ?????????int ret;
> - struct sun4i_gpadc_dev *sun4i_gpadc_dev;
> -
> - sun4i_gpadc_dev = dev_get_drvdata(pdev->dev.parent);
> -
> - indio_dev = devm_iio_device_alloc(&pdev->dev, sizeof(*info));
> - if (!indio_dev)
> - return -ENOMEM;
>
> - info = iio_priv(indio_dev);
> - platform_set_drvdata(pdev, indio_dev);
> -
> - mutex_init(&info->mutex);
> ?????????info->regmap = sun4i_gpadc_dev->regmap;
> - info->indio_dev = indio_dev;
> - init_completion(&info->completion);
> - indio_dev->name = dev_name(&pdev->dev);
> - indio_dev->dev.parent = &pdev->dev;
> - indio_dev->dev.of_node = pdev->dev.of_node;
> - indio_dev->info = &sun4i_gpadc_iio_info;
> - indio_dev->modes = INDIO_DIRECT_MODE;
> +
> ?????????indio_dev->num_channels = ARRAY_SIZE(sun4i_gpadc_channels);
> ?????????indio_dev->channels = sun4i_gpadc_channels;
>
> @@ -519,8 +504,7 @@ static int sun4i_gpadc_probe(struct platform_device *pdev)
> ?????????????????????????dev_err(&pdev->dev,
> ?????????????????????????????????"could not register thermal sensor: %ld\n",
> ?????????????????????????????????PTR_ERR(tzd));
> - ret = PTR_ERR(tzd);
> - goto err;
> + return PTR_ERR(tzd);
> ?????????????????}
> ?????????} else {
> ?????????????????indio_dev->num_channels =
> @@ -528,36 +512,65 @@ static int sun4i_gpadc_probe(struct platform_device *pdev)
> ?????????????????indio_dev->channels = sun4i_gpadc_channels_no_temp;
> ?????????}
>
> - pm_runtime_set_autosuspend_delay(&pdev->dev,
> - SUN4I_GPADC_AUTOSUSPEND_DELAY);
> - pm_runtime_use_autosuspend(&pdev->dev);
> - pm_runtime_set_suspended(&pdev->dev);
> - pm_runtime_enable(&pdev->dev);
> -
> ?????????if (IS_ENABLED(CONFIG_THERMAL_OF)) {
> ?????????????????ret = sun4i_irq_init(pdev, "TEMP_DATA_PENDING",
> ??????????????????????????????????????sun4i_gpadc_temp_data_irq_handler,
> ??????????????????????????????????????"temp_data", &info->temp_data_irq,
> ??????????????????????????????????????&info->ignore_temp_data_irq);
> ?????????????????if (ret < 0)
> - goto err;
> + return ret;
> ?????????}
>
> ?????????ret = sun4i_irq_init(pdev, "FIFO_DATA_PENDING",
> ??????????????????????????????sun4i_gpadc_fifo_data_irq_handler, "fifo_data",
> ??????????????????????????????&info->fifo_data_irq, &info->ignore_fifo_data_irq);
> ?????????if (ret < 0)
> - goto err;
> + return ret;
>
> ?????????if (IS_ENABLED(CONFIG_THERMAL_OF)) {
> ?????????????????ret = iio_map_array_register(indio_dev, sun4i_gpadc_hwmon_maps);
> ?????????????????if (ret < 0) {
> ?????????????????????????dev_err(&pdev->dev,
> ?????????????????????????????????"failed to register iio map array\n");
> - goto err;
> + return ret;
> ?????????????????}
> ?????????}
>
> + return 0;
> +}
> +
> +static int sun4i_gpadc_probe(struct platform_device *pdev)
> +{
> + struct sun4i_gpadc_iio *info;
> + struct iio_dev *indio_dev;
> + int ret;
> +
> + indio_dev = devm_iio_device_alloc(&pdev->dev, sizeof(*info));
> + if (!indio_dev)
> + return -ENOMEM;
> +
> + info = iio_priv(indio_dev);
> + platform_set_drvdata(pdev, indio_dev);
> +
> + mutex_init(&info->mutex);
> + info->indio_dev = indio_dev;
> + init_completion(&info->completion);
> + indio_dev->name = dev_name(&pdev->dev);
> + indio_dev->dev.parent = &pdev->dev;
> + indio_dev->dev.of_node = pdev->dev.of_node;
> + indio_dev->info = &sun4i_gpadc_iio_info;
> + indio_dev->modes = INDIO_DIRECT_MODE;
> +
> + ret = sun4i_gpadc_probe_mfd(pdev, indio_dev);
> + if (ret)
> + return ret;
> +
> + pm_runtime_set_autosuspend_delay(&pdev->dev,
> + SUN4I_GPADC_AUTOSUSPEND_DELAY);
> + pm_runtime_use_autosuspend(&pdev->dev);
> + pm_runtime_set_suspended(&pdev->dev);
> + pm_runtime_enable(&pdev->dev);
> +
> ?????????ret = devm_iio_device_register(&pdev->dev, indio_dev);
> ?????????if (ret < 0) {
> ?????????????????dev_err(&pdev->dev, "could not register the device\n");
> @@ -570,7 +583,6 @@ static int sun4i_gpadc_probe(struct platform_device *pdev)
> ?????????if (IS_ENABLED(CONFIG_THERMAL_OF))
> ?????????????????iio_map_array_unregister(indio_dev);
>
> -err:
> ?????????pm_runtime_put(&pdev->dev);
> ?????????pm_runtime_disable(&pdev->dev);
>
> --
> 2.9.3
>
> _______________________________________________
> linux-arm-kernel mailing list
> linux-arm-kernel at lists.infradead.org
> http://lists.infradead.org/mailman/listinfo/linux-arm-kernel